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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment">  FUSE: Filesystem in Userspace</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">  Copyright (C) 2001-2007  Miklos Szeredi &lt;miklos@szeredi.hu&gt;</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">  Implementation of the high-level FUSE API on top of the low-level</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">  API.</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">  This program can be distributed under the terms of the GNU LGPLv2.</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">  See the file COPYING.LIB</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">*/</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;</div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">/* For pthread_rwlock_t */</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="preprocessor">#define _GNU_SOURCE</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;</div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="preprocessor">#include &quot;config.h&quot;</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="preprocessor">#include &quot;fuse_i.h&quot;</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a>&quot;</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="fuse__opt_8h.html">fuse_opt.h</a>&quot;</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &quot;fuse_misc.h&quot;</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &quot;fuse_kernel.h&quot;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="preprocessor">#include &lt;stdio.h&gt;</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#include &lt;stdlib.h&gt;</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="preprocessor">#include &lt;stddef.h&gt;</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &lt;stdbool.h&gt;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="preprocessor">#include &lt;unistd.h&gt;</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="preprocessor">#include &lt;time.h&gt;</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="preprocessor">#include &lt;fcntl.h&gt;</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">#include &lt;limits.h&gt;</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">#include &lt;errno.h&gt;</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">#include &lt;signal.h&gt;</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">#include &lt;dlfcn.h&gt;</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">#include &lt;assert.h&gt;</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">#include &lt;poll.h&gt;</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">#include &lt;sys/param.h&gt;</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#include &lt;sys/uio.h&gt;</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#include &lt;sys/time.h&gt;</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">#include &lt;sys/mman.h&gt;</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &lt;sys/file.h&gt;</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">#define FUSE_NODE_SLAB 1</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor">#ifndef MAP_ANONYMOUS</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="preprocessor">#undef FUSE_NODE_SLAB</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#ifndef RENAME_EXCHANGE</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#define RENAME_EXCHANGE         (1 &lt;&lt; 1)        </span><span class="comment">/* Exchange source and dest */</span><span class="preprocessor"></span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">#define FUSE_DEFAULT_INTR_SIGNAL SIGUSR1</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">#define FUSE_UNKNOWN_INO 0xffffffff</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor">#define OFFSET_MAX 0x7fffffffffffffffLL</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">#define NODE_TABLE_MIN_SIZE 8192</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="keyword">struct </span>fuse_fs {</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__operations.html">fuse_operations</a> op;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *m;</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        <span class="keywordtype">void</span> *user_data;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;        <span class="keywordtype">int</span> debug;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;};</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="keyword">struct </span>fusemod_so {</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;        <span class="keywordtype">void</span> *handle;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;        <span class="keywordtype">int</span> ctr;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;};</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;<span class="keyword">struct </span>lock_queue_element {</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;        <span class="keyword">struct </span>lock_queue_element *next;</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;        pthread_cond_t cond;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid1;</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">char</span> *name1;</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;        <span class="keywordtype">char</span> **path1;</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;        <span class="keyword">struct </span>node **wnode1;</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid2;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;        <span class="keyword">const</span> <span class="keywordtype">char</span> *name2;</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;        <span class="keywordtype">char</span> **path2;</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;        <span class="keyword">struct </span>node **wnode2;</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;        <span class="keywordtype">bool</span> first_locked : 1;</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;        <span class="keywordtype">bool</span> second_locked : 1;</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;        <span class="keywordtype">bool</span> done : 1;</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;};</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="keyword">struct </span>node_table {</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;        <span class="keyword">struct </span>node **array;</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;        <span class="keywordtype">size_t</span> use;</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;        <span class="keywordtype">size_t</span> size;</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;        <span class="keywordtype">size_t</span> split;</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;};</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="preprocessor">#define container_of(ptr, type, member) ({                              \</span></div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="preprocessor">                        const typeof( ((type *)0)-&gt;member ) *__mptr = (ptr); \</span></div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;<span class="preprocessor">                        (type *)( (char *)__mptr - offsetof(type,member) );})</span></div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;<span class="preprocessor">#define list_entry(ptr, type, member)           \</span></div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;<span class="preprocessor">        container_of(ptr, type, member)</span></div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;<span class="keyword">struct </span>list_head {</div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;        <span class="keyword">struct </span>list_head *next;</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;        <span class="keyword">struct </span>list_head *prev;</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;};</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="keyword">struct </span>node_slab {</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;        <span class="keyword">struct </span>list_head list;  <span class="comment">/* must be the first member */</span></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;        <span class="keyword">struct </span>list_head freelist;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;        <span class="keywordtype">int</span> used;</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;};</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;<span class="keyword">struct </span>fuse {</div><div class="line"><a name="l00115"></a><span class="lineno">  115</span>&#160;        <span class="keyword">struct </span>fuse_session *se;</div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;        <span class="keyword">struct </span>node_table name_table;</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;        <span class="keyword">struct </span>node_table id_table;</div><div class="line"><a name="l00118"></a><span class="lineno">  118</span>&#160;        <span class="keyword">struct </span>list_head lru_table;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ctr;</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;        <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> generation;</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;        <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> hidectr;</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;        pthread_mutex_t lock;</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__config.html">fuse_config</a> conf;</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;        <span class="keywordtype">int</span> intr_installed;</div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;        <span class="keyword">struct </span>fuse_fs *fs;</div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;        <span class="keyword">struct </span>lock_queue_element *lockq;</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;        <span class="keywordtype">int</span> pagesize;</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;        <span class="keyword">struct </span>list_head partial_slabs;</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;        <span class="keyword">struct </span>list_head full_slabs;</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;        pthread_t prune_thread;</div><div class="line"><a name="l00131"></a><span class="lineno">  131</span>&#160;};</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;<span class="keyword">struct </span>lock {</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;        <span class="keywordtype">int</span> type;</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;        off_t start;</div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;        off_t end;</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;        pid_t pid;</div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;        uint64_t owner;</div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;        <span class="keyword">struct </span>lock *next;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;};</div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;<span class="keyword">struct </span>node {</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;        <span class="keyword">struct </span>node *name_next;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;        <span class="keyword">struct </span>node *id_next;</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;        <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> generation;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;        <span class="keywordtype">int</span> refctr;</div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;        <span class="keyword">struct </span>node *parent;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;        <span class="keywordtype">char</span> *name;</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;        uint64_t nlookup;</div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;        <span class="keywordtype">int</span> open_count;</div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;        <span class="keyword">struct </span>timespec stat_updated;</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;        <span class="keyword">struct </span>timespec mtime;</div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;        off_t size;</div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;        <span class="keyword">struct </span>lock *locks;</div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;        <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> is_hidden : 1;</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;        <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> cache_valid : 1;</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;        <span class="keywordtype">int</span> treelock;</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;        <span class="keywordtype">char</span> inline_name[32];</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;};</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;</div><div class="line"><a name="l00162"></a><span class="lineno">  162</span>&#160;<span class="preprocessor">#define TREELOCK_WRITE -1</span></div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;<span class="preprocessor">#define TREELOCK_WAIT_OFFSET INT_MIN</span></div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="keyword">struct </span>node_lru {</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;        <span class="keyword">struct </span>node node;</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;        <span class="keyword">struct </span>list_head lru;</div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;        <span class="keyword">struct </span>timespec forget_time;</div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;};</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;</div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="keyword">struct </span>fuse_direntry {</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;        <span class="keyword">struct </span>stat stat;</div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;        <span class="keywordtype">char</span> *name;</div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;        <span class="keyword">struct </span>fuse_direntry *next;</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;};</div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;</div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;<span class="keyword">struct </span>fuse_dh {</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;        pthread_mutex_t lock;</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;        <span class="keyword">struct </span>fuse *fuse;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;        <span class="keywordtype">char</span> *contents;</div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;        <span class="keyword">struct </span>fuse_direntry *first;</div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;        <span class="keyword">struct </span>fuse_direntry **last;</div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;        <span class="keywordtype">unsigned</span> len;</div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;        <span class="keywordtype">unsigned</span> size;</div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;        <span class="keywordtype">unsigned</span> needlen;</div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;        <span class="keywordtype">int</span> filled;</div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;        uint64_t fh;</div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;        <span class="keywordtype">int</span> error;</div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid;</div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;};</div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;</div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="keyword">struct </span>fuse_context_i {</div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__context.html">fuse_context</a> ctx;</div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req;</div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;};</div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00198"></a><span class="lineno">  198</span>&#160;<span class="comment">/* Defined by FUSE_REGISTER_MODULE() in lib/modules/subdir.c and iconv.c.  */</span></div><div class="line"><a name="l00199"></a><span class="lineno">  199</span>&#160;<span class="keyword">extern</span> <a class="code" href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a> fuse_module_subdir_factory;</div><div class="line"><a name="l00200"></a><span class="lineno">  200</span>&#160;<span class="preprocessor">#ifdef HAVE_ICONV</span></div><div class="line"><a name="l00201"></a><span class="lineno">  201</span>&#160;<span class="keyword">extern</span> <a class="code" href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a> fuse_module_iconv_factory;</div><div class="line"><a name="l00202"></a><span class="lineno">  202</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00203"></a><span class="lineno">  203</span>&#160;</div><div class="line"><a name="l00204"></a><span class="lineno">  204</span>&#160;<span class="keyword">static</span> pthread_key_t fuse_context_key;</div><div class="line"><a name="l00205"></a><span class="lineno">  205</span>&#160;<span class="keyword">static</span> pthread_mutex_t fuse_context_lock = PTHREAD_MUTEX_INITIALIZER;</div><div class="line"><a name="l00206"></a><span class="lineno">  206</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_context_ref;</div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *fuse_modules = NULL;</div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;</div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_register_module(<span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;                                <a class="code" href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a> factory,</div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;                                <span class="keyword">struct</span> fusemod_so *so)</div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;{</div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *mod;</div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;</div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;        mod = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__module.html">fuse_module</a>));</div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;        <span class="keywordflow">if</span> (!mod) {</div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate module\n&quot;</span>);</div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;        }</div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;        mod-&gt;name = strdup(name);</div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;        <span class="keywordflow">if</span> (!mod-&gt;name) {</div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate module name\n&quot;</span>);</div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;                free(mod);</div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;        }</div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;        mod-&gt;factory = factory;</div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;        mod-&gt;ctr = 0;</div><div class="line"><a name="l00228"></a><span class="lineno">  228</span>&#160;        mod-&gt;so = so;</div><div class="line"><a name="l00229"></a><span class="lineno">  229</span>&#160;        <span class="keywordflow">if</span> (mod-&gt;so)</div><div class="line"><a name="l00230"></a><span class="lineno">  230</span>&#160;                mod-&gt;so-&gt;ctr++;</div><div class="line"><a name="l00231"></a><span class="lineno">  231</span>&#160;        mod-&gt;next = fuse_modules;</div><div class="line"><a name="l00232"></a><span class="lineno">  232</span>&#160;        fuse_modules = mod;</div><div class="line"><a name="l00233"></a><span class="lineno">  233</span>&#160;</div><div class="line"><a name="l00234"></a><span class="lineno">  234</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00235"></a><span class="lineno">  235</span>&#160;}</div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;</div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_unregister_module(<span class="keyword">struct</span> <a class="code" href="structfuse__module.html">fuse_module</a> *m)</div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;{</div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> **mp;</div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;        <span class="keywordflow">for</span> (mp = &amp;fuse_modules; *mp; mp = &amp;(*mp)-&gt;next) {</div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;                <span class="keywordflow">if</span> (*mp == m) {</div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;                        *mp = (*mp)-&gt;next;</div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;                }</div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;        }</div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;        free(m-&gt;name);</div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;        free(m);</div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;}</div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;</div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_load_so_module(<span class="keyword">const</span> <span class="keywordtype">char</span> *module)</div><div class="line"><a name="l00251"></a><span class="lineno">  251</span>&#160;{</div><div class="line"><a name="l00252"></a><span class="lineno">  252</span>&#160;        <span class="keywordtype">int</span> ret = -1;</div><div class="line"><a name="l00253"></a><span class="lineno">  253</span>&#160;        <span class="keywordtype">char</span> *tmp;</div><div class="line"><a name="l00254"></a><span class="lineno">  254</span>&#160;        <span class="keyword">struct </span>fusemod_so *so;</div><div class="line"><a name="l00255"></a><span class="lineno">  255</span>&#160;        <a class="code" href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a> factory;</div><div class="line"><a name="l00256"></a><span class="lineno">  256</span>&#160;</div><div class="line"><a name="l00257"></a><span class="lineno">  257</span>&#160;        tmp = malloc(strlen(module) + 64);</div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;        <span class="keywordflow">if</span> (!tmp) {</div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: memory allocation failed\n&quot;</span>);</div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;        }</div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;        sprintf(tmp, <span class="stringliteral">&quot;libfusemod_%s.so&quot;</span>, module);</div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;        so = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fusemod_so));</div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;        <span class="keywordflow">if</span> (!so) {</div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate module so\n&quot;</span>);</div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;        }</div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;</div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;        so-&gt;handle = dlopen(tmp, RTLD_NOW);</div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;        <span class="keywordflow">if</span> (so-&gt;handle == NULL) {</div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: dlopen(%s) failed: %s\n&quot;</span>,</div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;                        tmp, dlerror());</div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;                <span class="keywordflow">goto</span> out_free_so;</div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;        }</div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;</div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;        sprintf(tmp, <span class="stringliteral">&quot;fuse_module_%s_factory&quot;</span>, module);</div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;        *(<span class="keywordtype">void</span>**)(&amp;factory) = dlsym(so-&gt;handle, tmp);</div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;        <span class="keywordflow">if</span> (factory == NULL) {</div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: symbol &lt;%s&gt; not found in module: %s\n&quot;</span>,</div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;                        tmp, dlerror());</div><div class="line"><a name="l00281"></a><span class="lineno">  281</span>&#160;                <span class="keywordflow">goto</span> out_dlclose;</div><div class="line"><a name="l00282"></a><span class="lineno">  282</span>&#160;        }</div><div class="line"><a name="l00283"></a><span class="lineno">  283</span>&#160;        ret = fuse_register_module(module, factory, so);</div><div class="line"><a name="l00284"></a><span class="lineno">  284</span>&#160;        <span class="keywordflow">if</span> (ret)</div><div class="line"><a name="l00285"></a><span class="lineno">  285</span>&#160;                <span class="keywordflow">goto</span> out_dlclose;</div><div class="line"><a name="l00286"></a><span class="lineno">  286</span>&#160;</div><div class="line"><a name="l00287"></a><span class="lineno">  287</span>&#160;out:</div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;        free(tmp);</div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;        <span class="keywordflow">return</span> ret;</div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;</div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;out_dlclose:</div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;        dlclose(so-&gt;handle);</div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;out_free_so:</div><div class="line"><a name="l00294"></a><span class="lineno">  294</span>&#160;        free(so);</div><div class="line"><a name="l00295"></a><span class="lineno">  295</span>&#160;        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l00296"></a><span class="lineno">  296</span>&#160;}</div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;</div><div class="line"><a name="l00298"></a><span class="lineno">  298</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *fuse_find_module(<span class="keyword">const</span> <span class="keywordtype">char</span> *module)</div><div class="line"><a name="l00299"></a><span class="lineno">  299</span>&#160;{</div><div class="line"><a name="l00300"></a><span class="lineno">  300</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *m;</div><div class="line"><a name="l00301"></a><span class="lineno">  301</span>&#160;        <span class="keywordflow">for</span> (m = fuse_modules; m; m = m-&gt;next) {</div><div class="line"><a name="l00302"></a><span class="lineno">  302</span>&#160;                <span class="keywordflow">if</span> (strcmp(module, m-&gt;name) == 0) {</div><div class="line"><a name="l00303"></a><span class="lineno">  303</span>&#160;                        m-&gt;ctr++;</div><div class="line"><a name="l00304"></a><span class="lineno">  304</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00305"></a><span class="lineno">  305</span>&#160;                }</div><div class="line"><a name="l00306"></a><span class="lineno">  306</span>&#160;        }</div><div class="line"><a name="l00307"></a><span class="lineno">  307</span>&#160;        <span class="keywordflow">return</span> m;</div><div class="line"><a name="l00308"></a><span class="lineno">  308</span>&#160;}</div><div class="line"><a name="l00309"></a><span class="lineno">  309</span>&#160;</div><div class="line"><a name="l00310"></a><span class="lineno">  310</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *fuse_get_module(<span class="keyword">const</span> <span class="keywordtype">char</span> *module)</div><div class="line"><a name="l00311"></a><span class="lineno">  311</span>&#160;{</div><div class="line"><a name="l00312"></a><span class="lineno">  312</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *m;</div><div class="line"><a name="l00313"></a><span class="lineno">  313</span>&#160;</div><div class="line"><a name="l00314"></a><span class="lineno">  314</span>&#160;        pthread_mutex_lock(&amp;fuse_context_lock);</div><div class="line"><a name="l00315"></a><span class="lineno">  315</span>&#160;        m = fuse_find_module(module);</div><div class="line"><a name="l00316"></a><span class="lineno">  316</span>&#160;        <span class="keywordflow">if</span> (!m) {</div><div class="line"><a name="l00317"></a><span class="lineno">  317</span>&#160;                <span class="keywordtype">int</span> err = fuse_load_so_module(module);</div><div class="line"><a name="l00318"></a><span class="lineno">  318</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l00319"></a><span class="lineno">  319</span>&#160;                        m = fuse_find_module(module);</div><div class="line"><a name="l00320"></a><span class="lineno">  320</span>&#160;        }</div><div class="line"><a name="l00321"></a><span class="lineno">  321</span>&#160;        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l00322"></a><span class="lineno">  322</span>&#160;        <span class="keywordflow">return</span> m;</div><div class="line"><a name="l00323"></a><span class="lineno">  323</span>&#160;}</div><div class="line"><a name="l00324"></a><span class="lineno">  324</span>&#160;</div><div class="line"><a name="l00325"></a><span class="lineno">  325</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_put_module(<span class="keyword">struct</span> <a class="code" href="structfuse__module.html">fuse_module</a> *m)</div><div class="line"><a name="l00326"></a><span class="lineno">  326</span>&#160;{</div><div class="line"><a name="l00327"></a><span class="lineno">  327</span>&#160;        pthread_mutex_lock(&amp;fuse_context_lock);</div><div class="line"><a name="l00328"></a><span class="lineno">  328</span>&#160;        <span class="keywordflow">if</span> (m-&gt;so)</div><div class="line"><a name="l00329"></a><span class="lineno">  329</span>&#160;                assert(m-&gt;ctr &gt; 0);</div><div class="line"><a name="l00330"></a><span class="lineno">  330</span>&#160;        <span class="comment">/* Builtin modules may already have m-&gt;ctr == 0 */</span></div><div class="line"><a name="l00331"></a><span class="lineno">  331</span>&#160;        <span class="keywordflow">if</span> (m-&gt;ctr &gt; 0)</div><div class="line"><a name="l00332"></a><span class="lineno">  332</span>&#160;                m-&gt;ctr--;</div><div class="line"><a name="l00333"></a><span class="lineno">  333</span>&#160;        <span class="keywordflow">if</span> (!m-&gt;ctr &amp;&amp; m-&gt;so) {</div><div class="line"><a name="l00334"></a><span class="lineno">  334</span>&#160;                <span class="keyword">struct </span>fusemod_so *so = m-&gt;so;</div><div class="line"><a name="l00335"></a><span class="lineno">  335</span>&#160;                assert(so-&gt;ctr &gt; 0);</div><div class="line"><a name="l00336"></a><span class="lineno">  336</span>&#160;                so-&gt;ctr--;</div><div class="line"><a name="l00337"></a><span class="lineno">  337</span>&#160;                <span class="keywordflow">if</span> (!so-&gt;ctr) {</div><div class="line"><a name="l00338"></a><span class="lineno">  338</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> **mp;</div><div class="line"><a name="l00339"></a><span class="lineno">  339</span>&#160;                        <span class="keywordflow">for</span> (mp = &amp;fuse_modules; *mp;) {</div><div class="line"><a name="l00340"></a><span class="lineno">  340</span>&#160;                                <span class="keywordflow">if</span> ((*mp)-&gt;so == so)</div><div class="line"><a name="l00341"></a><span class="lineno">  341</span>&#160;                                        fuse_unregister_module(*mp);</div><div class="line"><a name="l00342"></a><span class="lineno">  342</span>&#160;                                <span class="keywordflow">else</span></div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;                                        mp = &amp;(*mp)-&gt;next;</div><div class="line"><a name="l00344"></a><span class="lineno">  344</span>&#160;                        }</div><div class="line"><a name="l00345"></a><span class="lineno">  345</span>&#160;                        dlclose(so-&gt;handle);</div><div class="line"><a name="l00346"></a><span class="lineno">  346</span>&#160;                        free(so);</div><div class="line"><a name="l00347"></a><span class="lineno">  347</span>&#160;                }</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!m-&gt;ctr) {</div><div class="line"><a name="l00349"></a><span class="lineno">  349</span>&#160;                fuse_unregister_module(m);</div><div class="line"><a name="l00350"></a><span class="lineno">  350</span>&#160;        }</div><div class="line"><a name="l00351"></a><span class="lineno">  351</span>&#160;        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l00352"></a><span class="lineno">  352</span>&#160;}</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;</div><div class="line"><a name="l00354"></a><span class="lineno">  354</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> init_list_head(<span class="keyword">struct</span> list_head *list)</div><div class="line"><a name="l00355"></a><span class="lineno">  355</span>&#160;{</div><div class="line"><a name="l00356"></a><span class="lineno">  356</span>&#160;        list-&gt;next = list;</div><div class="line"><a name="l00357"></a><span class="lineno">  357</span>&#160;        list-&gt;prev = list;</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;}</div><div class="line"><a name="l00359"></a><span class="lineno">  359</span>&#160;</div><div class="line"><a name="l00360"></a><span class="lineno">  360</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> list_empty(<span class="keyword">const</span> <span class="keyword">struct</span> list_head *head)</div><div class="line"><a name="l00361"></a><span class="lineno">  361</span>&#160;{</div><div class="line"><a name="l00362"></a><span class="lineno">  362</span>&#160;        <span class="keywordflow">return</span> head-&gt;next == head;</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;}</div><div class="line"><a name="l00364"></a><span class="lineno">  364</span>&#160;</div><div class="line"><a name="l00365"></a><span class="lineno">  365</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> list_add(<span class="keyword">struct</span> list_head *<span class="keyword">new</span>, <span class="keyword">struct</span> list_head *prev,</div><div class="line"><a name="l00366"></a><span class="lineno">  366</span>&#160;                     <span class="keyword">struct</span> list_head *next)</div><div class="line"><a name="l00367"></a><span class="lineno">  367</span>&#160;{</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;        next-&gt;prev = <span class="keyword">new</span>;</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;        <span class="keyword">new</span>-&gt;next = next;</div><div class="line"><a name="l00370"></a><span class="lineno">  370</span>&#160;        <span class="keyword">new</span>-&gt;prev = prev;</div><div class="line"><a name="l00371"></a><span class="lineno">  371</span>&#160;        prev-&gt;next = <span class="keyword">new</span>;</div><div class="line"><a name="l00372"></a><span class="lineno">  372</span>&#160;}</div><div class="line"><a name="l00373"></a><span class="lineno">  373</span>&#160;</div><div class="line"><a name="l00374"></a><span class="lineno">  374</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> list_add_head(<span class="keyword">struct</span> list_head *<span class="keyword">new</span>, <span class="keyword">struct</span> list_head *head)</div><div class="line"><a name="l00375"></a><span class="lineno">  375</span>&#160;{</div><div class="line"><a name="l00376"></a><span class="lineno">  376</span>&#160;        list_add(<span class="keyword">new</span>, head, head-&gt;next);</div><div class="line"><a name="l00377"></a><span class="lineno">  377</span>&#160;}</div><div class="line"><a name="l00378"></a><span class="lineno">  378</span>&#160;</div><div class="line"><a name="l00379"></a><span class="lineno">  379</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> list_add_tail(<span class="keyword">struct</span> list_head *<span class="keyword">new</span>, <span class="keyword">struct</span> list_head *head)</div><div class="line"><a name="l00380"></a><span class="lineno">  380</span>&#160;{</div><div class="line"><a name="l00381"></a><span class="lineno">  381</span>&#160;        list_add(<span class="keyword">new</span>, head-&gt;prev, head);</div><div class="line"><a name="l00382"></a><span class="lineno">  382</span>&#160;}</div><div class="line"><a name="l00383"></a><span class="lineno">  383</span>&#160;</div><div class="line"><a name="l00384"></a><span class="lineno">  384</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> list_del(<span class="keyword">struct</span> list_head *entry)</div><div class="line"><a name="l00385"></a><span class="lineno">  385</span>&#160;{</div><div class="line"><a name="l00386"></a><span class="lineno">  386</span>&#160;        <span class="keyword">struct </span>list_head *prev = entry-&gt;prev;</div><div class="line"><a name="l00387"></a><span class="lineno">  387</span>&#160;        <span class="keyword">struct </span>list_head *next = entry-&gt;next;</div><div class="line"><a name="l00388"></a><span class="lineno">  388</span>&#160;</div><div class="line"><a name="l00389"></a><span class="lineno">  389</span>&#160;        next-&gt;prev = prev;</div><div class="line"><a name="l00390"></a><span class="lineno">  390</span>&#160;        prev-&gt;next = next;</div><div class="line"><a name="l00391"></a><span class="lineno">  391</span>&#160;}</div><div class="line"><a name="l00392"></a><span class="lineno">  392</span>&#160;</div><div class="line"><a name="l00393"></a><span class="lineno">  393</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">int</span> lru_enabled(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00394"></a><span class="lineno">  394</span>&#160;{</div><div class="line"><a name="l00395"></a><span class="lineno">  395</span>&#160;        <span class="keywordflow">return</span> f-&gt;conf.remember &gt; 0;</div><div class="line"><a name="l00396"></a><span class="lineno">  396</span>&#160;}</div><div class="line"><a name="l00397"></a><span class="lineno">  397</span>&#160;</div><div class="line"><a name="l00398"></a><span class="lineno">  398</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node_lru *node_lru(<span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00399"></a><span class="lineno">  399</span>&#160;{</div><div class="line"><a name="l00400"></a><span class="lineno">  400</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> node_lru *) node;</div><div class="line"><a name="l00401"></a><span class="lineno">  401</span>&#160;}</div><div class="line"><a name="l00402"></a><span class="lineno">  402</span>&#160;</div><div class="line"><a name="l00403"></a><span class="lineno">  403</span>&#160;<span class="keyword">static</span> <span class="keywordtype">size_t</span> get_node_size(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00404"></a><span class="lineno">  404</span>&#160;{</div><div class="line"><a name="l00405"></a><span class="lineno">  405</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f))</div><div class="line"><a name="l00406"></a><span class="lineno">  406</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(<span class="keyword">struct </span>node_lru);</div><div class="line"><a name="l00407"></a><span class="lineno">  407</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00408"></a><span class="lineno">  408</span>&#160;                <span class="keywordflow">return</span> <span class="keyword">sizeof</span>(<span class="keyword">struct </span>node);</div><div class="line"><a name="l00409"></a><span class="lineno">  409</span>&#160;}</div><div class="line"><a name="l00410"></a><span class="lineno">  410</span>&#160;</div><div class="line"><a name="l00411"></a><span class="lineno">  411</span>&#160;<span class="preprocessor">#ifdef FUSE_NODE_SLAB</span></div><div class="line"><a name="l00412"></a><span class="lineno">  412</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node_slab *list_to_slab(<span class="keyword">struct</span> list_head *head)</div><div class="line"><a name="l00413"></a><span class="lineno">  413</span>&#160;{</div><div class="line"><a name="l00414"></a><span class="lineno">  414</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> node_slab *) head;</div><div class="line"><a name="l00415"></a><span class="lineno">  415</span>&#160;}</div><div class="line"><a name="l00416"></a><span class="lineno">  416</span>&#160;</div><div class="line"><a name="l00417"></a><span class="lineno">  417</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node_slab *node_to_slab(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00418"></a><span class="lineno">  418</span>&#160;{</div><div class="line"><a name="l00419"></a><span class="lineno">  419</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> node_slab *) (((uintptr_t) node) &amp; ~((uintptr_t) f-&gt;pagesize - 1));</div><div class="line"><a name="l00420"></a><span class="lineno">  420</span>&#160;}</div><div class="line"><a name="l00421"></a><span class="lineno">  421</span>&#160;</div><div class="line"><a name="l00422"></a><span class="lineno">  422</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> alloc_slab(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00423"></a><span class="lineno">  423</span>&#160;{</div><div class="line"><a name="l00424"></a><span class="lineno">  424</span>&#160;        <span class="keywordtype">void</span> *mem;</div><div class="line"><a name="l00425"></a><span class="lineno">  425</span>&#160;        <span class="keyword">struct </span>node_slab *slab;</div><div class="line"><a name="l00426"></a><span class="lineno">  426</span>&#160;        <span class="keywordtype">char</span> *start;</div><div class="line"><a name="l00427"></a><span class="lineno">  427</span>&#160;        <span class="keywordtype">size_t</span> num;</div><div class="line"><a name="l00428"></a><span class="lineno">  428</span>&#160;        <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l00429"></a><span class="lineno">  429</span>&#160;        <span class="keywordtype">size_t</span> node_size = get_node_size(f);</div><div class="line"><a name="l00430"></a><span class="lineno">  430</span>&#160;</div><div class="line"><a name="l00431"></a><span class="lineno">  431</span>&#160;        mem = mmap(NULL, f-&gt;pagesize, PROT_READ | PROT_WRITE,</div><div class="line"><a name="l00432"></a><span class="lineno">  432</span>&#160;                   MAP_PRIVATE | MAP_ANONYMOUS, -1, 0);</div><div class="line"><a name="l00433"></a><span class="lineno">  433</span>&#160;</div><div class="line"><a name="l00434"></a><span class="lineno">  434</span>&#160;        <span class="keywordflow">if</span> (mem == MAP_FAILED)</div><div class="line"><a name="l00435"></a><span class="lineno">  435</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00436"></a><span class="lineno">  436</span>&#160;</div><div class="line"><a name="l00437"></a><span class="lineno">  437</span>&#160;        slab = mem;</div><div class="line"><a name="l00438"></a><span class="lineno">  438</span>&#160;        init_list_head(&amp;slab-&gt;freelist);</div><div class="line"><a name="l00439"></a><span class="lineno">  439</span>&#160;        slab-&gt;used = 0;</div><div class="line"><a name="l00440"></a><span class="lineno">  440</span>&#160;        num = (f-&gt;pagesize - <span class="keyword">sizeof</span>(<span class="keyword">struct </span>node_slab)) / node_size;</div><div class="line"><a name="l00441"></a><span class="lineno">  441</span>&#160;</div><div class="line"><a name="l00442"></a><span class="lineno">  442</span>&#160;        start = (<span class="keywordtype">char</span> *) mem + f-&gt;pagesize - num * node_size;</div><div class="line"><a name="l00443"></a><span class="lineno">  443</span>&#160;        for (i = 0; i &lt; num; i++) {</div><div class="line"><a name="l00444"></a><span class="lineno">  444</span>&#160;                <span class="keyword">struct </span>list_head *n;</div><div class="line"><a name="l00445"></a><span class="lineno">  445</span>&#160;</div><div class="line"><a name="l00446"></a><span class="lineno">  446</span>&#160;                n = (<span class="keyword">struct </span>list_head *) (start + i * node_size);</div><div class="line"><a name="l00447"></a><span class="lineno">  447</span>&#160;                list_add_tail(n, &amp;slab-&gt;freelist);</div><div class="line"><a name="l00448"></a><span class="lineno">  448</span>&#160;        }</div><div class="line"><a name="l00449"></a><span class="lineno">  449</span>&#160;        list_add_tail(&amp;slab-&gt;list, &amp;f-&gt;partial_slabs);</div><div class="line"><a name="l00450"></a><span class="lineno">  450</span>&#160;</div><div class="line"><a name="l00451"></a><span class="lineno">  451</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00452"></a><span class="lineno">  452</span>&#160;}</div><div class="line"><a name="l00453"></a><span class="lineno">  453</span>&#160;</div><div class="line"><a name="l00454"></a><span class="lineno">  454</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *alloc_node(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00455"></a><span class="lineno">  455</span>&#160;{</div><div class="line"><a name="l00456"></a><span class="lineno">  456</span>&#160;        <span class="keyword">struct </span>node_slab *slab;</div><div class="line"><a name="l00457"></a><span class="lineno">  457</span>&#160;        <span class="keyword">struct </span>list_head *node;</div><div class="line"><a name="l00458"></a><span class="lineno">  458</span>&#160;</div><div class="line"><a name="l00459"></a><span class="lineno">  459</span>&#160;        <span class="keywordflow">if</span> (list_empty(&amp;f-&gt;partial_slabs)) {</div><div class="line"><a name="l00460"></a><span class="lineno">  460</span>&#160;                <span class="keywordtype">int</span> res = alloc_slab(f);</div><div class="line"><a name="l00461"></a><span class="lineno">  461</span>&#160;                <span class="keywordflow">if</span> (res != 0)</div><div class="line"><a name="l00462"></a><span class="lineno">  462</span>&#160;                        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00463"></a><span class="lineno">  463</span>&#160;        }</div><div class="line"><a name="l00464"></a><span class="lineno">  464</span>&#160;        slab = list_to_slab(f-&gt;partial_slabs.next);</div><div class="line"><a name="l00465"></a><span class="lineno">  465</span>&#160;        slab-&gt;used++;</div><div class="line"><a name="l00466"></a><span class="lineno">  466</span>&#160;        node = slab-&gt;freelist.next;</div><div class="line"><a name="l00467"></a><span class="lineno">  467</span>&#160;        list_del(node);</div><div class="line"><a name="l00468"></a><span class="lineno">  468</span>&#160;        <span class="keywordflow">if</span> (list_empty(&amp;slab-&gt;freelist)) {</div><div class="line"><a name="l00469"></a><span class="lineno">  469</span>&#160;                list_del(&amp;slab-&gt;list);</div><div class="line"><a name="l00470"></a><span class="lineno">  470</span>&#160;                list_add_tail(&amp;slab-&gt;list, &amp;f-&gt;full_slabs);</div><div class="line"><a name="l00471"></a><span class="lineno">  471</span>&#160;        }</div><div class="line"><a name="l00472"></a><span class="lineno">  472</span>&#160;        memset(node, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> node));</div><div class="line"><a name="l00473"></a><span class="lineno">  473</span>&#160;</div><div class="line"><a name="l00474"></a><span class="lineno">  474</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> node *) node;</div><div class="line"><a name="l00475"></a><span class="lineno">  475</span>&#160;}</div><div class="line"><a name="l00476"></a><span class="lineno">  476</span>&#160;</div><div class="line"><a name="l00477"></a><span class="lineno">  477</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_slab(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node_slab *slab)</div><div class="line"><a name="l00478"></a><span class="lineno">  478</span>&#160;{</div><div class="line"><a name="l00479"></a><span class="lineno">  479</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l00480"></a><span class="lineno">  480</span>&#160;</div><div class="line"><a name="l00481"></a><span class="lineno">  481</span>&#160;        list_del(&amp;slab-&gt;list);</div><div class="line"><a name="l00482"></a><span class="lineno">  482</span>&#160;        res = munmap(slab, f-&gt;pagesize);</div><div class="line"><a name="l00483"></a><span class="lineno">  483</span>&#160;        <span class="keywordflow">if</span> (res == -1)</div><div class="line"><a name="l00484"></a><span class="lineno">  484</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse warning: munmap(%p) failed\n&quot;</span>, slab);</div><div class="line"><a name="l00485"></a><span class="lineno">  485</span>&#160;}</div><div class="line"><a name="l00486"></a><span class="lineno">  486</span>&#160;</div><div class="line"><a name="l00487"></a><span class="lineno">  487</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_node_mem(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00488"></a><span class="lineno">  488</span>&#160;{</div><div class="line"><a name="l00489"></a><span class="lineno">  489</span>&#160;        <span class="keyword">struct </span>node_slab *slab = node_to_slab(f, node);</div><div class="line"><a name="l00490"></a><span class="lineno">  490</span>&#160;        <span class="keyword">struct </span>list_head *n = (<span class="keyword">struct </span>list_head *) node;</div><div class="line"><a name="l00491"></a><span class="lineno">  491</span>&#160;</div><div class="line"><a name="l00492"></a><span class="lineno">  492</span>&#160;        slab-&gt;used--;</div><div class="line"><a name="l00493"></a><span class="lineno">  493</span>&#160;        <span class="keywordflow">if</span> (slab-&gt;used) {</div><div class="line"><a name="l00494"></a><span class="lineno">  494</span>&#160;                <span class="keywordflow">if</span> (list_empty(&amp;slab-&gt;freelist)) {</div><div class="line"><a name="l00495"></a><span class="lineno">  495</span>&#160;                        list_del(&amp;slab-&gt;list);</div><div class="line"><a name="l00496"></a><span class="lineno">  496</span>&#160;                        list_add_tail(&amp;slab-&gt;list, &amp;f-&gt;partial_slabs);</div><div class="line"><a name="l00497"></a><span class="lineno">  497</span>&#160;                }</div><div class="line"><a name="l00498"></a><span class="lineno">  498</span>&#160;                list_add_head(n, &amp;slab-&gt;freelist);</div><div class="line"><a name="l00499"></a><span class="lineno">  499</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00500"></a><span class="lineno">  500</span>&#160;                free_slab(f, slab);</div><div class="line"><a name="l00501"></a><span class="lineno">  501</span>&#160;        }</div><div class="line"><a name="l00502"></a><span class="lineno">  502</span>&#160;}</div><div class="line"><a name="l00503"></a><span class="lineno">  503</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00504"></a><span class="lineno">  504</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *alloc_node(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00505"></a><span class="lineno">  505</span>&#160;{</div><div class="line"><a name="l00506"></a><span class="lineno">  506</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> node *) calloc(1, get_node_size(f));</div><div class="line"><a name="l00507"></a><span class="lineno">  507</span>&#160;}</div><div class="line"><a name="l00508"></a><span class="lineno">  508</span>&#160;</div><div class="line"><a name="l00509"></a><span class="lineno">  509</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_node_mem(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00510"></a><span class="lineno">  510</span>&#160;{</div><div class="line"><a name="l00511"></a><span class="lineno">  511</span>&#160;        (void) f;</div><div class="line"><a name="l00512"></a><span class="lineno">  512</span>&#160;        free(node);</div><div class="line"><a name="l00513"></a><span class="lineno">  513</span>&#160;}</div><div class="line"><a name="l00514"></a><span class="lineno">  514</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00515"></a><span class="lineno">  515</span>&#160;</div><div class="line"><a name="l00516"></a><span class="lineno">  516</span>&#160;<span class="keyword">static</span> <span class="keywordtype">size_t</span> id_hash(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l00517"></a><span class="lineno">  517</span>&#160;{</div><div class="line"><a name="l00518"></a><span class="lineno">  518</span>&#160;        uint64_t hash = ((uint32_t) ino * 2654435761U) % f-&gt;id_table.size;</div><div class="line"><a name="l00519"></a><span class="lineno">  519</span>&#160;        uint64_t oldhash = hash % (f-&gt;id_table.size / 2);</div><div class="line"><a name="l00520"></a><span class="lineno">  520</span>&#160;</div><div class="line"><a name="l00521"></a><span class="lineno">  521</span>&#160;        <span class="keywordflow">if</span> (oldhash &gt;= f-&gt;id_table.split)</div><div class="line"><a name="l00522"></a><span class="lineno">  522</span>&#160;                <span class="keywordflow">return</span> oldhash;</div><div class="line"><a name="l00523"></a><span class="lineno">  523</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00524"></a><span class="lineno">  524</span>&#160;                <span class="keywordflow">return</span> hash;</div><div class="line"><a name="l00525"></a><span class="lineno">  525</span>&#160;}</div><div class="line"><a name="l00526"></a><span class="lineno">  526</span>&#160;</div><div class="line"><a name="l00527"></a><span class="lineno">  527</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *get_node_nocheck(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid)</div><div class="line"><a name="l00528"></a><span class="lineno">  528</span>&#160;{</div><div class="line"><a name="l00529"></a><span class="lineno">  529</span>&#160;        <span class="keywordtype">size_t</span> hash = id_hash(f, nodeid);</div><div class="line"><a name="l00530"></a><span class="lineno">  530</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l00531"></a><span class="lineno">  531</span>&#160;</div><div class="line"><a name="l00532"></a><span class="lineno">  532</span>&#160;        <span class="keywordflow">for</span> (node = f-&gt;id_table.array[hash]; node != NULL; node = node-&gt;id_next)</div><div class="line"><a name="l00533"></a><span class="lineno">  533</span>&#160;                <span class="keywordflow">if</span> (node-&gt;nodeid == nodeid)</div><div class="line"><a name="l00534"></a><span class="lineno">  534</span>&#160;                        <span class="keywordflow">return</span> node;</div><div class="line"><a name="l00535"></a><span class="lineno">  535</span>&#160;</div><div class="line"><a name="l00536"></a><span class="lineno">  536</span>&#160;        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00537"></a><span class="lineno">  537</span>&#160;}</div><div class="line"><a name="l00538"></a><span class="lineno">  538</span>&#160;</div><div class="line"><a name="l00539"></a><span class="lineno">  539</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *get_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid)</div><div class="line"><a name="l00540"></a><span class="lineno">  540</span>&#160;{</div><div class="line"><a name="l00541"></a><span class="lineno">  541</span>&#160;        <span class="keyword">struct </span>node *node = get_node_nocheck(f, nodeid);</div><div class="line"><a name="l00542"></a><span class="lineno">  542</span>&#160;        <span class="keywordflow">if</span> (!node) {</div><div class="line"><a name="l00543"></a><span class="lineno">  543</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse internal error: node %llu not found\n&quot;</span>,</div><div class="line"><a name="l00544"></a><span class="lineno">  544</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) nodeid);</div><div class="line"><a name="l00545"></a><span class="lineno">  545</span>&#160;                abort();</div><div class="line"><a name="l00546"></a><span class="lineno">  546</span>&#160;        }</div><div class="line"><a name="l00547"></a><span class="lineno">  547</span>&#160;        <span class="keywordflow">return</span> node;</div><div class="line"><a name="l00548"></a><span class="lineno">  548</span>&#160;}</div><div class="line"><a name="l00549"></a><span class="lineno">  549</span>&#160;</div><div class="line"><a name="l00550"></a><span class="lineno">  550</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> curr_time(<span class="keyword">struct</span> timespec *now);</div><div class="line"><a name="l00551"></a><span class="lineno">  551</span>&#160;<span class="keyword">static</span> <span class="keywordtype">double</span> diff_timespec(<span class="keyword">const</span> <span class="keyword">struct</span> timespec *t1,</div><div class="line"><a name="l00552"></a><span class="lineno">  552</span>&#160;                           <span class="keyword">const</span> <span class="keyword">struct</span> timespec *t2);</div><div class="line"><a name="l00553"></a><span class="lineno">  553</span>&#160;</div><div class="line"><a name="l00554"></a><span class="lineno">  554</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> remove_node_lru(<span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00555"></a><span class="lineno">  555</span>&#160;{</div><div class="line"><a name="l00556"></a><span class="lineno">  556</span>&#160;        <span class="keyword">struct </span>node_lru *lnode = node_lru(node);</div><div class="line"><a name="l00557"></a><span class="lineno">  557</span>&#160;        list_del(&amp;lnode-&gt;lru);</div><div class="line"><a name="l00558"></a><span class="lineno">  558</span>&#160;        init_list_head(&amp;lnode-&gt;lru);</div><div class="line"><a name="l00559"></a><span class="lineno">  559</span>&#160;}</div><div class="line"><a name="l00560"></a><span class="lineno">  560</span>&#160;</div><div class="line"><a name="l00561"></a><span class="lineno">  561</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> set_forget_time(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00562"></a><span class="lineno">  562</span>&#160;{</div><div class="line"><a name="l00563"></a><span class="lineno">  563</span>&#160;        <span class="keyword">struct </span>node_lru *lnode = node_lru(node);</div><div class="line"><a name="l00564"></a><span class="lineno">  564</span>&#160;</div><div class="line"><a name="l00565"></a><span class="lineno">  565</span>&#160;        list_del(&amp;lnode-&gt;lru);</div><div class="line"><a name="l00566"></a><span class="lineno">  566</span>&#160;        list_add_tail(&amp;lnode-&gt;lru, &amp;f-&gt;lru_table);</div><div class="line"><a name="l00567"></a><span class="lineno">  567</span>&#160;        curr_time(&amp;lnode-&gt;forget_time);</div><div class="line"><a name="l00568"></a><span class="lineno">  568</span>&#160;}</div><div class="line"><a name="l00569"></a><span class="lineno">  569</span>&#160;</div><div class="line"><a name="l00570"></a><span class="lineno">  570</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00571"></a><span class="lineno">  571</span>&#160;{</div><div class="line"><a name="l00572"></a><span class="lineno">  572</span>&#160;        <span class="keywordflow">if</span> (node-&gt;name != node-&gt;inline_name)</div><div class="line"><a name="l00573"></a><span class="lineno">  573</span>&#160;                free(node-&gt;name);</div><div class="line"><a name="l00574"></a><span class="lineno">  574</span>&#160;        free_node_mem(f, node);</div><div class="line"><a name="l00575"></a><span class="lineno">  575</span>&#160;}</div><div class="line"><a name="l00576"></a><span class="lineno">  576</span>&#160;</div><div class="line"><a name="l00577"></a><span class="lineno">  577</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> node_table_reduce(<span class="keyword">struct</span> node_table *t)</div><div class="line"><a name="l00578"></a><span class="lineno">  578</span>&#160;{</div><div class="line"><a name="l00579"></a><span class="lineno">  579</span>&#160;        <span class="keywordtype">size_t</span> newsize = t-&gt;size / 2;</div><div class="line"><a name="l00580"></a><span class="lineno">  580</span>&#160;        <span class="keywordtype">void</span> *newarray;</div><div class="line"><a name="l00581"></a><span class="lineno">  581</span>&#160;</div><div class="line"><a name="l00582"></a><span class="lineno">  582</span>&#160;        <span class="keywordflow">if</span> (newsize &lt; NODE_TABLE_MIN_SIZE)</div><div class="line"><a name="l00583"></a><span class="lineno">  583</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00584"></a><span class="lineno">  584</span>&#160;</div><div class="line"><a name="l00585"></a><span class="lineno">  585</span>&#160;        newarray = realloc(t-&gt;array, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> node *) * newsize);</div><div class="line"><a name="l00586"></a><span class="lineno">  586</span>&#160;        <span class="keywordflow">if</span> (newarray != NULL)</div><div class="line"><a name="l00587"></a><span class="lineno">  587</span>&#160;                t-&gt;array = newarray;</div><div class="line"><a name="l00588"></a><span class="lineno">  588</span>&#160;</div><div class="line"><a name="l00589"></a><span class="lineno">  589</span>&#160;        t-&gt;size = newsize;</div><div class="line"><a name="l00590"></a><span class="lineno">  590</span>&#160;        t-&gt;split = t-&gt;size / 2;</div><div class="line"><a name="l00591"></a><span class="lineno">  591</span>&#160;}</div><div class="line"><a name="l00592"></a><span class="lineno">  592</span>&#160;</div><div class="line"><a name="l00593"></a><span class="lineno">  593</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> remerge_id(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00594"></a><span class="lineno">  594</span>&#160;{</div><div class="line"><a name="l00595"></a><span class="lineno">  595</span>&#160;        <span class="keyword">struct </span>node_table *t = &amp;f-&gt;id_table;</div><div class="line"><a name="l00596"></a><span class="lineno">  596</span>&#160;        <span class="keywordtype">int</span> iter;</div><div class="line"><a name="l00597"></a><span class="lineno">  597</span>&#160;</div><div class="line"><a name="l00598"></a><span class="lineno">  598</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == 0)</div><div class="line"><a name="l00599"></a><span class="lineno">  599</span>&#160;                node_table_reduce(t);</div><div class="line"><a name="l00600"></a><span class="lineno">  600</span>&#160;</div><div class="line"><a name="l00601"></a><span class="lineno">  601</span>&#160;        <span class="keywordflow">for</span> (iter = 8; t-&gt;split &gt; 0 &amp;&amp; iter; iter--) {</div><div class="line"><a name="l00602"></a><span class="lineno">  602</span>&#160;                <span class="keyword">struct </span>node **upper;</div><div class="line"><a name="l00603"></a><span class="lineno">  603</span>&#160;</div><div class="line"><a name="l00604"></a><span class="lineno">  604</span>&#160;                t-&gt;split--;</div><div class="line"><a name="l00605"></a><span class="lineno">  605</span>&#160;                upper = &amp;t-&gt;array[t-&gt;split + t-&gt;size / 2];</div><div class="line"><a name="l00606"></a><span class="lineno">  606</span>&#160;                <span class="keywordflow">if</span> (*upper) {</div><div class="line"><a name="l00607"></a><span class="lineno">  607</span>&#160;                        <span class="keyword">struct </span>node **nodep;</div><div class="line"><a name="l00608"></a><span class="lineno">  608</span>&#160;</div><div class="line"><a name="l00609"></a><span class="lineno">  609</span>&#160;                        <span class="keywordflow">for</span> (nodep = &amp;t-&gt;array[t-&gt;split]; *nodep;</div><div class="line"><a name="l00610"></a><span class="lineno">  610</span>&#160;                             nodep = &amp;(*nodep)-&gt;id_next);</div><div class="line"><a name="l00611"></a><span class="lineno">  611</span>&#160;</div><div class="line"><a name="l00612"></a><span class="lineno">  612</span>&#160;                        *nodep = *upper;</div><div class="line"><a name="l00613"></a><span class="lineno">  613</span>&#160;                        *upper = NULL;</div><div class="line"><a name="l00614"></a><span class="lineno">  614</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00615"></a><span class="lineno">  615</span>&#160;                }</div><div class="line"><a name="l00616"></a><span class="lineno">  616</span>&#160;        }</div><div class="line"><a name="l00617"></a><span class="lineno">  617</span>&#160;}</div><div class="line"><a name="l00618"></a><span class="lineno">  618</span>&#160;</div><div class="line"><a name="l00619"></a><span class="lineno">  619</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unhash_id(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00620"></a><span class="lineno">  620</span>&#160;{</div><div class="line"><a name="l00621"></a><span class="lineno">  621</span>&#160;        <span class="keyword">struct </span>node **nodep = &amp;f-&gt;id_table.array[id_hash(f, node-&gt;nodeid)];</div><div class="line"><a name="l00622"></a><span class="lineno">  622</span>&#160;</div><div class="line"><a name="l00623"></a><span class="lineno">  623</span>&#160;        <span class="keywordflow">for</span> (; *nodep != NULL; nodep = &amp;(*nodep)-&gt;id_next)</div><div class="line"><a name="l00624"></a><span class="lineno">  624</span>&#160;                <span class="keywordflow">if</span> (*nodep == node) {</div><div class="line"><a name="l00625"></a><span class="lineno">  625</span>&#160;                        *nodep = node-&gt;id_next;</div><div class="line"><a name="l00626"></a><span class="lineno">  626</span>&#160;                        f-&gt;id_table.use--;</div><div class="line"><a name="l00627"></a><span class="lineno">  627</span>&#160;</div><div class="line"><a name="l00628"></a><span class="lineno">  628</span>&#160;                        <span class="keywordflow">if</span>(f-&gt;id_table.use &lt; f-&gt;id_table.size / 4)</div><div class="line"><a name="l00629"></a><span class="lineno">  629</span>&#160;                                remerge_id(f);</div><div class="line"><a name="l00630"></a><span class="lineno">  630</span>&#160;                        <span class="keywordflow">return</span>;</div><div class="line"><a name="l00631"></a><span class="lineno">  631</span>&#160;                }</div><div class="line"><a name="l00632"></a><span class="lineno">  632</span>&#160;}</div><div class="line"><a name="l00633"></a><span class="lineno">  633</span>&#160;</div><div class="line"><a name="l00634"></a><span class="lineno">  634</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> node_table_resize(<span class="keyword">struct</span> node_table *t)</div><div class="line"><a name="l00635"></a><span class="lineno">  635</span>&#160;{</div><div class="line"><a name="l00636"></a><span class="lineno">  636</span>&#160;        <span class="keywordtype">size_t</span> newsize = t-&gt;size * 2;</div><div class="line"><a name="l00637"></a><span class="lineno">  637</span>&#160;        <span class="keywordtype">void</span> *newarray;</div><div class="line"><a name="l00638"></a><span class="lineno">  638</span>&#160;</div><div class="line"><a name="l00639"></a><span class="lineno">  639</span>&#160;        newarray = realloc(t-&gt;array, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> node *) * newsize);</div><div class="line"><a name="l00640"></a><span class="lineno">  640</span>&#160;        <span class="keywordflow">if</span> (newarray == NULL)</div><div class="line"><a name="l00641"></a><span class="lineno">  641</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00642"></a><span class="lineno">  642</span>&#160;</div><div class="line"><a name="l00643"></a><span class="lineno">  643</span>&#160;        t-&gt;array = newarray;</div><div class="line"><a name="l00644"></a><span class="lineno">  644</span>&#160;        memset(t-&gt;array + t-&gt;size, 0, t-&gt;size * <span class="keyword">sizeof</span>(<span class="keyword">struct</span> node *));</div><div class="line"><a name="l00645"></a><span class="lineno">  645</span>&#160;        t-&gt;size = newsize;</div><div class="line"><a name="l00646"></a><span class="lineno">  646</span>&#160;        t-&gt;split = 0;</div><div class="line"><a name="l00647"></a><span class="lineno">  647</span>&#160;</div><div class="line"><a name="l00648"></a><span class="lineno">  648</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00649"></a><span class="lineno">  649</span>&#160;}</div><div class="line"><a name="l00650"></a><span class="lineno">  650</span>&#160;</div><div class="line"><a name="l00651"></a><span class="lineno">  651</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> rehash_id(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00652"></a><span class="lineno">  652</span>&#160;{</div><div class="line"><a name="l00653"></a><span class="lineno">  653</span>&#160;        <span class="keyword">struct </span>node_table *t = &amp;f-&gt;id_table;</div><div class="line"><a name="l00654"></a><span class="lineno">  654</span>&#160;        <span class="keyword">struct </span>node **nodep;</div><div class="line"><a name="l00655"></a><span class="lineno">  655</span>&#160;        <span class="keyword">struct </span>node **next;</div><div class="line"><a name="l00656"></a><span class="lineno">  656</span>&#160;        <span class="keywordtype">size_t</span> hash;</div><div class="line"><a name="l00657"></a><span class="lineno">  657</span>&#160;</div><div class="line"><a name="l00658"></a><span class="lineno">  658</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == t-&gt;size / 2)</div><div class="line"><a name="l00659"></a><span class="lineno">  659</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00660"></a><span class="lineno">  660</span>&#160;</div><div class="line"><a name="l00661"></a><span class="lineno">  661</span>&#160;        hash = t-&gt;split;</div><div class="line"><a name="l00662"></a><span class="lineno">  662</span>&#160;        t-&gt;split++;</div><div class="line"><a name="l00663"></a><span class="lineno">  663</span>&#160;        <span class="keywordflow">for</span> (nodep = &amp;t-&gt;array[hash]; *nodep != NULL; nodep = next) {</div><div class="line"><a name="l00664"></a><span class="lineno">  664</span>&#160;                <span class="keyword">struct </span>node *node = *nodep;</div><div class="line"><a name="l00665"></a><span class="lineno">  665</span>&#160;                <span class="keywordtype">size_t</span> newhash = id_hash(f, node-&gt;nodeid);</div><div class="line"><a name="l00666"></a><span class="lineno">  666</span>&#160;</div><div class="line"><a name="l00667"></a><span class="lineno">  667</span>&#160;                <span class="keywordflow">if</span> (newhash != hash) {</div><div class="line"><a name="l00668"></a><span class="lineno">  668</span>&#160;                        next = nodep;</div><div class="line"><a name="l00669"></a><span class="lineno">  669</span>&#160;                        *nodep = node-&gt;id_next;</div><div class="line"><a name="l00670"></a><span class="lineno">  670</span>&#160;                        node-&gt;id_next = t-&gt;array[newhash];</div><div class="line"><a name="l00671"></a><span class="lineno">  671</span>&#160;                        t-&gt;array[newhash] = node;</div><div class="line"><a name="l00672"></a><span class="lineno">  672</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00673"></a><span class="lineno">  673</span>&#160;                        next = &amp;node-&gt;id_next;</div><div class="line"><a name="l00674"></a><span class="lineno">  674</span>&#160;                }</div><div class="line"><a name="l00675"></a><span class="lineno">  675</span>&#160;        }</div><div class="line"><a name="l00676"></a><span class="lineno">  676</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == t-&gt;size / 2)</div><div class="line"><a name="l00677"></a><span class="lineno">  677</span>&#160;                node_table_resize(t);</div><div class="line"><a name="l00678"></a><span class="lineno">  678</span>&#160;}</div><div class="line"><a name="l00679"></a><span class="lineno">  679</span>&#160;</div><div class="line"><a name="l00680"></a><span class="lineno">  680</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> hash_id(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00681"></a><span class="lineno">  681</span>&#160;{</div><div class="line"><a name="l00682"></a><span class="lineno">  682</span>&#160;        <span class="keywordtype">size_t</span> hash = id_hash(f, node-&gt;nodeid);</div><div class="line"><a name="l00683"></a><span class="lineno">  683</span>&#160;        node-&gt;id_next = f-&gt;id_table.array[hash];</div><div class="line"><a name="l00684"></a><span class="lineno">  684</span>&#160;        f-&gt;id_table.array[hash] = node;</div><div class="line"><a name="l00685"></a><span class="lineno">  685</span>&#160;        f-&gt;id_table.use++;</div><div class="line"><a name="l00686"></a><span class="lineno">  686</span>&#160;</div><div class="line"><a name="l00687"></a><span class="lineno">  687</span>&#160;        <span class="keywordflow">if</span> (f-&gt;id_table.use &gt;= f-&gt;id_table.size / 2)</div><div class="line"><a name="l00688"></a><span class="lineno">  688</span>&#160;                rehash_id(f);</div><div class="line"><a name="l00689"></a><span class="lineno">  689</span>&#160;}</div><div class="line"><a name="l00690"></a><span class="lineno">  690</span>&#160;</div><div class="line"><a name="l00691"></a><span class="lineno">  691</span>&#160;<span class="keyword">static</span> <span class="keywordtype">size_t</span> name_hash(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00692"></a><span class="lineno">  692</span>&#160;                        <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00693"></a><span class="lineno">  693</span>&#160;{</div><div class="line"><a name="l00694"></a><span class="lineno">  694</span>&#160;        uint64_t hash = parent;</div><div class="line"><a name="l00695"></a><span class="lineno">  695</span>&#160;        uint64_t oldhash;</div><div class="line"><a name="l00696"></a><span class="lineno">  696</span>&#160;</div><div class="line"><a name="l00697"></a><span class="lineno">  697</span>&#160;        <span class="keywordflow">for</span> (; *name; name++)</div><div class="line"><a name="l00698"></a><span class="lineno">  698</span>&#160;                hash = hash * 31 + (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>) *name;</div><div class="line"><a name="l00699"></a><span class="lineno">  699</span>&#160;</div><div class="line"><a name="l00700"></a><span class="lineno">  700</span>&#160;        hash %= f-&gt;name_table.size;</div><div class="line"><a name="l00701"></a><span class="lineno">  701</span>&#160;        oldhash = hash % (f-&gt;name_table.size / 2);</div><div class="line"><a name="l00702"></a><span class="lineno">  702</span>&#160;        <span class="keywordflow">if</span> (oldhash &gt;= f-&gt;name_table.split)</div><div class="line"><a name="l00703"></a><span class="lineno">  703</span>&#160;                <span class="keywordflow">return</span> oldhash;</div><div class="line"><a name="l00704"></a><span class="lineno">  704</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00705"></a><span class="lineno">  705</span>&#160;                <span class="keywordflow">return</span> hash;</div><div class="line"><a name="l00706"></a><span class="lineno">  706</span>&#160;}</div><div class="line"><a name="l00707"></a><span class="lineno">  707</span>&#160;</div><div class="line"><a name="l00708"></a><span class="lineno">  708</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unref_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node);</div><div class="line"><a name="l00709"></a><span class="lineno">  709</span>&#160;</div><div class="line"><a name="l00710"></a><span class="lineno">  710</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> remerge_name(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00711"></a><span class="lineno">  711</span>&#160;{</div><div class="line"><a name="l00712"></a><span class="lineno">  712</span>&#160;        <span class="keyword">struct </span>node_table *t = &amp;f-&gt;name_table;</div><div class="line"><a name="l00713"></a><span class="lineno">  713</span>&#160;        <span class="keywordtype">int</span> iter;</div><div class="line"><a name="l00714"></a><span class="lineno">  714</span>&#160;</div><div class="line"><a name="l00715"></a><span class="lineno">  715</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == 0)</div><div class="line"><a name="l00716"></a><span class="lineno">  716</span>&#160;                node_table_reduce(t);</div><div class="line"><a name="l00717"></a><span class="lineno">  717</span>&#160;</div><div class="line"><a name="l00718"></a><span class="lineno">  718</span>&#160;        <span class="keywordflow">for</span> (iter = 8; t-&gt;split &gt; 0 &amp;&amp; iter; iter--) {</div><div class="line"><a name="l00719"></a><span class="lineno">  719</span>&#160;                <span class="keyword">struct </span>node **upper;</div><div class="line"><a name="l00720"></a><span class="lineno">  720</span>&#160;</div><div class="line"><a name="l00721"></a><span class="lineno">  721</span>&#160;                t-&gt;split--;</div><div class="line"><a name="l00722"></a><span class="lineno">  722</span>&#160;                upper = &amp;t-&gt;array[t-&gt;split + t-&gt;size / 2];</div><div class="line"><a name="l00723"></a><span class="lineno">  723</span>&#160;                <span class="keywordflow">if</span> (*upper) {</div><div class="line"><a name="l00724"></a><span class="lineno">  724</span>&#160;                        <span class="keyword">struct </span>node **nodep;</div><div class="line"><a name="l00725"></a><span class="lineno">  725</span>&#160;</div><div class="line"><a name="l00726"></a><span class="lineno">  726</span>&#160;                        <span class="keywordflow">for</span> (nodep = &amp;t-&gt;array[t-&gt;split]; *nodep;</div><div class="line"><a name="l00727"></a><span class="lineno">  727</span>&#160;                             nodep = &amp;(*nodep)-&gt;name_next);</div><div class="line"><a name="l00728"></a><span class="lineno">  728</span>&#160;</div><div class="line"><a name="l00729"></a><span class="lineno">  729</span>&#160;                        *nodep = *upper;</div><div class="line"><a name="l00730"></a><span class="lineno">  730</span>&#160;                        *upper = NULL;</div><div class="line"><a name="l00731"></a><span class="lineno">  731</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00732"></a><span class="lineno">  732</span>&#160;                }</div><div class="line"><a name="l00733"></a><span class="lineno">  733</span>&#160;        }</div><div class="line"><a name="l00734"></a><span class="lineno">  734</span>&#160;}</div><div class="line"><a name="l00735"></a><span class="lineno">  735</span>&#160;</div><div class="line"><a name="l00736"></a><span class="lineno">  736</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unhash_name(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00737"></a><span class="lineno">  737</span>&#160;{</div><div class="line"><a name="l00738"></a><span class="lineno">  738</span>&#160;        <span class="keywordflow">if</span> (node-&gt;name) {</div><div class="line"><a name="l00739"></a><span class="lineno">  739</span>&#160;                <span class="keywordtype">size_t</span> hash = name_hash(f, node-&gt;parent-&gt;nodeid, node-&gt;name);</div><div class="line"><a name="l00740"></a><span class="lineno">  740</span>&#160;                <span class="keyword">struct </span>node **nodep = &amp;f-&gt;name_table.array[hash];</div><div class="line"><a name="l00741"></a><span class="lineno">  741</span>&#160;</div><div class="line"><a name="l00742"></a><span class="lineno">  742</span>&#160;                <span class="keywordflow">for</span> (; *nodep != NULL; nodep = &amp;(*nodep)-&gt;name_next)</div><div class="line"><a name="l00743"></a><span class="lineno">  743</span>&#160;                        <span class="keywordflow">if</span> (*nodep == node) {</div><div class="line"><a name="l00744"></a><span class="lineno">  744</span>&#160;                                *nodep = node-&gt;name_next;</div><div class="line"><a name="l00745"></a><span class="lineno">  745</span>&#160;                                node-&gt;name_next = NULL;</div><div class="line"><a name="l00746"></a><span class="lineno">  746</span>&#160;                                unref_node(f, node-&gt;parent);</div><div class="line"><a name="l00747"></a><span class="lineno">  747</span>&#160;                                <span class="keywordflow">if</span> (node-&gt;name != node-&gt;inline_name)</div><div class="line"><a name="l00748"></a><span class="lineno">  748</span>&#160;                                        free(node-&gt;name);</div><div class="line"><a name="l00749"></a><span class="lineno">  749</span>&#160;                                node-&gt;name = NULL;</div><div class="line"><a name="l00750"></a><span class="lineno">  750</span>&#160;                                node-&gt;parent = NULL;</div><div class="line"><a name="l00751"></a><span class="lineno">  751</span>&#160;                                f-&gt;name_table.use--;</div><div class="line"><a name="l00752"></a><span class="lineno">  752</span>&#160;</div><div class="line"><a name="l00753"></a><span class="lineno">  753</span>&#160;                                <span class="keywordflow">if</span> (f-&gt;name_table.use &lt; f-&gt;name_table.size / 4)</div><div class="line"><a name="l00754"></a><span class="lineno">  754</span>&#160;                                        remerge_name(f);</div><div class="line"><a name="l00755"></a><span class="lineno">  755</span>&#160;                                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00756"></a><span class="lineno">  756</span>&#160;                        }</div><div class="line"><a name="l00757"></a><span class="lineno">  757</span>&#160;                fprintf(stderr,</div><div class="line"><a name="l00758"></a><span class="lineno">  758</span>&#160;                        <span class="stringliteral">&quot;fuse internal error: unable to unhash node: %llu\n&quot;</span>,</div><div class="line"><a name="l00759"></a><span class="lineno">  759</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) node-&gt;nodeid);</div><div class="line"><a name="l00760"></a><span class="lineno">  760</span>&#160;                abort();</div><div class="line"><a name="l00761"></a><span class="lineno">  761</span>&#160;        }</div><div class="line"><a name="l00762"></a><span class="lineno">  762</span>&#160;}</div><div class="line"><a name="l00763"></a><span class="lineno">  763</span>&#160;</div><div class="line"><a name="l00764"></a><span class="lineno">  764</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> rehash_name(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00765"></a><span class="lineno">  765</span>&#160;{</div><div class="line"><a name="l00766"></a><span class="lineno">  766</span>&#160;        <span class="keyword">struct </span>node_table *t = &amp;f-&gt;name_table;</div><div class="line"><a name="l00767"></a><span class="lineno">  767</span>&#160;        <span class="keyword">struct </span>node **nodep;</div><div class="line"><a name="l00768"></a><span class="lineno">  768</span>&#160;        <span class="keyword">struct </span>node **next;</div><div class="line"><a name="l00769"></a><span class="lineno">  769</span>&#160;        <span class="keywordtype">size_t</span> hash;</div><div class="line"><a name="l00770"></a><span class="lineno">  770</span>&#160;</div><div class="line"><a name="l00771"></a><span class="lineno">  771</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == t-&gt;size / 2)</div><div class="line"><a name="l00772"></a><span class="lineno">  772</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l00773"></a><span class="lineno">  773</span>&#160;</div><div class="line"><a name="l00774"></a><span class="lineno">  774</span>&#160;        hash = t-&gt;split;</div><div class="line"><a name="l00775"></a><span class="lineno">  775</span>&#160;        t-&gt;split++;</div><div class="line"><a name="l00776"></a><span class="lineno">  776</span>&#160;        <span class="keywordflow">for</span> (nodep = &amp;t-&gt;array[hash]; *nodep != NULL; nodep = next) {</div><div class="line"><a name="l00777"></a><span class="lineno">  777</span>&#160;                <span class="keyword">struct </span>node *node = *nodep;</div><div class="line"><a name="l00778"></a><span class="lineno">  778</span>&#160;                <span class="keywordtype">size_t</span> newhash = name_hash(f, node-&gt;parent-&gt;nodeid, node-&gt;name);</div><div class="line"><a name="l00779"></a><span class="lineno">  779</span>&#160;</div><div class="line"><a name="l00780"></a><span class="lineno">  780</span>&#160;                <span class="keywordflow">if</span> (newhash != hash) {</div><div class="line"><a name="l00781"></a><span class="lineno">  781</span>&#160;                        next = nodep;</div><div class="line"><a name="l00782"></a><span class="lineno">  782</span>&#160;                        *nodep = node-&gt;name_next;</div><div class="line"><a name="l00783"></a><span class="lineno">  783</span>&#160;                        node-&gt;name_next = t-&gt;array[newhash];</div><div class="line"><a name="l00784"></a><span class="lineno">  784</span>&#160;                        t-&gt;array[newhash] = node;</div><div class="line"><a name="l00785"></a><span class="lineno">  785</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00786"></a><span class="lineno">  786</span>&#160;                        next = &amp;node-&gt;name_next;</div><div class="line"><a name="l00787"></a><span class="lineno">  787</span>&#160;                }</div><div class="line"><a name="l00788"></a><span class="lineno">  788</span>&#160;        }</div><div class="line"><a name="l00789"></a><span class="lineno">  789</span>&#160;        <span class="keywordflow">if</span> (t-&gt;split == t-&gt;size / 2)</div><div class="line"><a name="l00790"></a><span class="lineno">  790</span>&#160;                node_table_resize(t);</div><div class="line"><a name="l00791"></a><span class="lineno">  791</span>&#160;}</div><div class="line"><a name="l00792"></a><span class="lineno">  792</span>&#160;</div><div class="line"><a name="l00793"></a><span class="lineno">  793</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> hash_name(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parentid,</div><div class="line"><a name="l00794"></a><span class="lineno">  794</span>&#160;                     <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00795"></a><span class="lineno">  795</span>&#160;{</div><div class="line"><a name="l00796"></a><span class="lineno">  796</span>&#160;        <span class="keywordtype">size_t</span> hash = name_hash(f, parentid, name);</div><div class="line"><a name="l00797"></a><span class="lineno">  797</span>&#160;        <span class="keyword">struct </span>node *parent = get_node(f, parentid);</div><div class="line"><a name="l00798"></a><span class="lineno">  798</span>&#160;        <span class="keywordflow">if</span> (strlen(name) &lt; <span class="keyword">sizeof</span>(node-&gt;inline_name)) {</div><div class="line"><a name="l00799"></a><span class="lineno">  799</span>&#160;                strcpy(node-&gt;inline_name, name);</div><div class="line"><a name="l00800"></a><span class="lineno">  800</span>&#160;                node-&gt;name = node-&gt;inline_name;</div><div class="line"><a name="l00801"></a><span class="lineno">  801</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00802"></a><span class="lineno">  802</span>&#160;                node-&gt;name = strdup(name);</div><div class="line"><a name="l00803"></a><span class="lineno">  803</span>&#160;                <span class="keywordflow">if</span> (node-&gt;name == NULL)</div><div class="line"><a name="l00804"></a><span class="lineno">  804</span>&#160;                        <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00805"></a><span class="lineno">  805</span>&#160;        }</div><div class="line"><a name="l00806"></a><span class="lineno">  806</span>&#160;</div><div class="line"><a name="l00807"></a><span class="lineno">  807</span>&#160;        parent-&gt;refctr ++;</div><div class="line"><a name="l00808"></a><span class="lineno">  808</span>&#160;        node-&gt;parent = parent;</div><div class="line"><a name="l00809"></a><span class="lineno">  809</span>&#160;        node-&gt;name_next = f-&gt;name_table.array[hash];</div><div class="line"><a name="l00810"></a><span class="lineno">  810</span>&#160;        f-&gt;name_table.array[hash] = node;</div><div class="line"><a name="l00811"></a><span class="lineno">  811</span>&#160;        f-&gt;name_table.use++;</div><div class="line"><a name="l00812"></a><span class="lineno">  812</span>&#160;</div><div class="line"><a name="l00813"></a><span class="lineno">  813</span>&#160;        <span class="keywordflow">if</span> (f-&gt;name_table.use &gt;= f-&gt;name_table.size / 2)</div><div class="line"><a name="l00814"></a><span class="lineno">  814</span>&#160;                rehash_name(f);</div><div class="line"><a name="l00815"></a><span class="lineno">  815</span>&#160;</div><div class="line"><a name="l00816"></a><span class="lineno">  816</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00817"></a><span class="lineno">  817</span>&#160;}</div><div class="line"><a name="l00818"></a><span class="lineno">  818</span>&#160;</div><div class="line"><a name="l00819"></a><span class="lineno">  819</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> delete_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00820"></a><span class="lineno">  820</span>&#160;{</div><div class="line"><a name="l00821"></a><span class="lineno">  821</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.debug)</div><div class="line"><a name="l00822"></a><span class="lineno">  822</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;DELETE: %llu\n&quot;</span>,</div><div class="line"><a name="l00823"></a><span class="lineno">  823</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) node-&gt;nodeid);</div><div class="line"><a name="l00824"></a><span class="lineno">  824</span>&#160;</div><div class="line"><a name="l00825"></a><span class="lineno">  825</span>&#160;        assert(node-&gt;treelock == 0);</div><div class="line"><a name="l00826"></a><span class="lineno">  826</span>&#160;        unhash_name(f, node);</div><div class="line"><a name="l00827"></a><span class="lineno">  827</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f))</div><div class="line"><a name="l00828"></a><span class="lineno">  828</span>&#160;                remove_node_lru(node);</div><div class="line"><a name="l00829"></a><span class="lineno">  829</span>&#160;        unhash_id(f, node);</div><div class="line"><a name="l00830"></a><span class="lineno">  830</span>&#160;        free_node(f, node);</div><div class="line"><a name="l00831"></a><span class="lineno">  831</span>&#160;}</div><div class="line"><a name="l00832"></a><span class="lineno">  832</span>&#160;</div><div class="line"><a name="l00833"></a><span class="lineno">  833</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unref_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00834"></a><span class="lineno">  834</span>&#160;{</div><div class="line"><a name="l00835"></a><span class="lineno">  835</span>&#160;        assert(node-&gt;refctr &gt; 0);</div><div class="line"><a name="l00836"></a><span class="lineno">  836</span>&#160;        node-&gt;refctr --;</div><div class="line"><a name="l00837"></a><span class="lineno">  837</span>&#160;        <span class="keywordflow">if</span> (!node-&gt;refctr)</div><div class="line"><a name="l00838"></a><span class="lineno">  838</span>&#160;                delete_node(f, node);</div><div class="line"><a name="l00839"></a><span class="lineno">  839</span>&#160;}</div><div class="line"><a name="l00840"></a><span class="lineno">  840</span>&#160;</div><div class="line"><a name="l00841"></a><span class="lineno">  841</span>&#160;<span class="keyword">static</span> <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> next_id(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l00842"></a><span class="lineno">  842</span>&#160;{</div><div class="line"><a name="l00843"></a><span class="lineno">  843</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l00844"></a><span class="lineno">  844</span>&#160;                f-&gt;ctr = (f-&gt;ctr + 1) &amp; 0xffffffff;</div><div class="line"><a name="l00845"></a><span class="lineno">  845</span>&#160;                <span class="keywordflow">if</span> (!f-&gt;ctr)</div><div class="line"><a name="l00846"></a><span class="lineno">  846</span>&#160;                        f-&gt;generation ++;</div><div class="line"><a name="l00847"></a><span class="lineno">  847</span>&#160;        } <span class="keywordflow">while</span> (f-&gt;ctr == 0 || f-&gt;ctr == FUSE_UNKNOWN_INO ||</div><div class="line"><a name="l00848"></a><span class="lineno">  848</span>&#160;                 get_node_nocheck(f, f-&gt;ctr) != NULL);</div><div class="line"><a name="l00849"></a><span class="lineno">  849</span>&#160;        <span class="keywordflow">return</span> f-&gt;ctr;</div><div class="line"><a name="l00850"></a><span class="lineno">  850</span>&#160;}</div><div class="line"><a name="l00851"></a><span class="lineno">  851</span>&#160;</div><div class="line"><a name="l00852"></a><span class="lineno">  852</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *lookup_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00853"></a><span class="lineno">  853</span>&#160;                                <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00854"></a><span class="lineno">  854</span>&#160;{</div><div class="line"><a name="l00855"></a><span class="lineno">  855</span>&#160;        <span class="keywordtype">size_t</span> hash = name_hash(f, parent, name);</div><div class="line"><a name="l00856"></a><span class="lineno">  856</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l00857"></a><span class="lineno">  857</span>&#160;</div><div class="line"><a name="l00858"></a><span class="lineno">  858</span>&#160;        <span class="keywordflow">for</span> (node = f-&gt;name_table.array[hash]; node != NULL; node = node-&gt;name_next)</div><div class="line"><a name="l00859"></a><span class="lineno">  859</span>&#160;                <span class="keywordflow">if</span> (node-&gt;parent-&gt;nodeid == parent &amp;&amp;</div><div class="line"><a name="l00860"></a><span class="lineno">  860</span>&#160;                    strcmp(node-&gt;name, name) == 0)</div><div class="line"><a name="l00861"></a><span class="lineno">  861</span>&#160;                        <span class="keywordflow">return</span> node;</div><div class="line"><a name="l00862"></a><span class="lineno">  862</span>&#160;</div><div class="line"><a name="l00863"></a><span class="lineno">  863</span>&#160;        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00864"></a><span class="lineno">  864</span>&#160;}</div><div class="line"><a name="l00865"></a><span class="lineno">  865</span>&#160;</div><div class="line"><a name="l00866"></a><span class="lineno">  866</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> inc_nlookup(<span class="keyword">struct</span> node *node)</div><div class="line"><a name="l00867"></a><span class="lineno">  867</span>&#160;{</div><div class="line"><a name="l00868"></a><span class="lineno">  868</span>&#160;        <span class="keywordflow">if</span> (!node-&gt;nlookup)</div><div class="line"><a name="l00869"></a><span class="lineno">  869</span>&#160;                node-&gt;refctr++;</div><div class="line"><a name="l00870"></a><span class="lineno">  870</span>&#160;        node-&gt;nlookup++;</div><div class="line"><a name="l00871"></a><span class="lineno">  871</span>&#160;}</div><div class="line"><a name="l00872"></a><span class="lineno">  872</span>&#160;</div><div class="line"><a name="l00873"></a><span class="lineno">  873</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>node *find_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l00874"></a><span class="lineno">  874</span>&#160;                              <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00875"></a><span class="lineno">  875</span>&#160;{</div><div class="line"><a name="l00876"></a><span class="lineno">  876</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l00877"></a><span class="lineno">  877</span>&#160;</div><div class="line"><a name="l00878"></a><span class="lineno">  878</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l00879"></a><span class="lineno">  879</span>&#160;        <span class="keywordflow">if</span> (!name)</div><div class="line"><a name="l00880"></a><span class="lineno">  880</span>&#160;                node = get_node(f, parent);</div><div class="line"><a name="l00881"></a><span class="lineno">  881</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l00882"></a><span class="lineno">  882</span>&#160;                node = lookup_node(f, parent, name);</div><div class="line"><a name="l00883"></a><span class="lineno">  883</span>&#160;        <span class="keywordflow">if</span> (node == NULL) {</div><div class="line"><a name="l00884"></a><span class="lineno">  884</span>&#160;                node = alloc_node(f);</div><div class="line"><a name="l00885"></a><span class="lineno">  885</span>&#160;                <span class="keywordflow">if</span> (node == NULL)</div><div class="line"><a name="l00886"></a><span class="lineno">  886</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00887"></a><span class="lineno">  887</span>&#160;</div><div class="line"><a name="l00888"></a><span class="lineno">  888</span>&#160;                node-&gt;nodeid = next_id(f);</div><div class="line"><a name="l00889"></a><span class="lineno">  889</span>&#160;                node-&gt;generation = f-&gt;generation;</div><div class="line"><a name="l00890"></a><span class="lineno">  890</span>&#160;                <span class="keywordflow">if</span> (f-&gt;conf.remember)</div><div class="line"><a name="l00891"></a><span class="lineno">  891</span>&#160;                        inc_nlookup(node);</div><div class="line"><a name="l00892"></a><span class="lineno">  892</span>&#160;</div><div class="line"><a name="l00893"></a><span class="lineno">  893</span>&#160;                <span class="keywordflow">if</span> (hash_name(f, node, parent, name) == -1) {</div><div class="line"><a name="l00894"></a><span class="lineno">  894</span>&#160;                        free_node(f, node);</div><div class="line"><a name="l00895"></a><span class="lineno">  895</span>&#160;                        node = NULL;</div><div class="line"><a name="l00896"></a><span class="lineno">  896</span>&#160;                        <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l00897"></a><span class="lineno">  897</span>&#160;                }</div><div class="line"><a name="l00898"></a><span class="lineno">  898</span>&#160;                hash_id(f, node);</div><div class="line"><a name="l00899"></a><span class="lineno">  899</span>&#160;                <span class="keywordflow">if</span> (lru_enabled(f)) {</div><div class="line"><a name="l00900"></a><span class="lineno">  900</span>&#160;                        <span class="keyword">struct </span>node_lru *lnode = node_lru(node);</div><div class="line"><a name="l00901"></a><span class="lineno">  901</span>&#160;                        init_list_head(&amp;lnode-&gt;lru);</div><div class="line"><a name="l00902"></a><span class="lineno">  902</span>&#160;                }</div><div class="line"><a name="l00903"></a><span class="lineno">  903</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lru_enabled(f) &amp;&amp; node-&gt;nlookup == 1) {</div><div class="line"><a name="l00904"></a><span class="lineno">  904</span>&#160;                remove_node_lru(node);</div><div class="line"><a name="l00905"></a><span class="lineno">  905</span>&#160;        }</div><div class="line"><a name="l00906"></a><span class="lineno">  906</span>&#160;        inc_nlookup(node);</div><div class="line"><a name="l00907"></a><span class="lineno">  907</span>&#160;out_err:</div><div class="line"><a name="l00908"></a><span class="lineno">  908</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l00909"></a><span class="lineno">  909</span>&#160;        <span class="keywordflow">return</span> node;</div><div class="line"><a name="l00910"></a><span class="lineno">  910</span>&#160;}</div><div class="line"><a name="l00911"></a><span class="lineno">  911</span>&#160;</div><div class="line"><a name="l00912"></a><span class="lineno">  912</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> lookup_path_in_cache(<span class="keyword">struct</span> fuse *f,</div><div class="line"><a name="l00913"></a><span class="lineno">  913</span>&#160;                <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> *inop)</div><div class="line"><a name="l00914"></a><span class="lineno">  914</span>&#160;{</div><div class="line"><a name="l00915"></a><span class="lineno">  915</span>&#160;        <span class="keywordtype">char</span> *tmp = strdup(path);</div><div class="line"><a name="l00916"></a><span class="lineno">  916</span>&#160;        <span class="keywordflow">if</span> (!tmp)</div><div class="line"><a name="l00917"></a><span class="lineno">  917</span>&#160;                <span class="keywordflow">return</span> -ENOMEM;</div><div class="line"><a name="l00918"></a><span class="lineno">  918</span>&#160;</div><div class="line"><a name="l00919"></a><span class="lineno">  919</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l00920"></a><span class="lineno">  920</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino = <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>;</div><div class="line"><a name="l00921"></a><span class="lineno">  921</span>&#160;</div><div class="line"><a name="l00922"></a><span class="lineno">  922</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l00923"></a><span class="lineno">  923</span>&#160;        <span class="keywordtype">char</span> *save_ptr;</div><div class="line"><a name="l00924"></a><span class="lineno">  924</span>&#160;        <span class="keywordtype">char</span> *path_element = strtok_r(tmp, <span class="stringliteral">&quot;/&quot;</span>, &amp;save_ptr);</div><div class="line"><a name="l00925"></a><span class="lineno">  925</span>&#160;        <span class="keywordflow">while</span> (path_element != NULL) {</div><div class="line"><a name="l00926"></a><span class="lineno">  926</span>&#160;                <span class="keyword">struct </span>node *node = lookup_node(f, ino, path_element);</div><div class="line"><a name="l00927"></a><span class="lineno">  927</span>&#160;                <span class="keywordflow">if</span> (node == NULL) {</div><div class="line"><a name="l00928"></a><span class="lineno">  928</span>&#160;                        err = -ENOENT;</div><div class="line"><a name="l00929"></a><span class="lineno">  929</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l00930"></a><span class="lineno">  930</span>&#160;                }</div><div class="line"><a name="l00931"></a><span class="lineno">  931</span>&#160;                ino = node-&gt;nodeid;</div><div class="line"><a name="l00932"></a><span class="lineno">  932</span>&#160;                path_element = strtok_r(NULL, <span class="stringliteral">&quot;/&quot;</span>, &amp;save_ptr);</div><div class="line"><a name="l00933"></a><span class="lineno">  933</span>&#160;        }</div><div class="line"><a name="l00934"></a><span class="lineno">  934</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l00935"></a><span class="lineno">  935</span>&#160;        free(tmp);</div><div class="line"><a name="l00936"></a><span class="lineno">  936</span>&#160;</div><div class="line"><a name="l00937"></a><span class="lineno">  937</span>&#160;        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l00938"></a><span class="lineno">  938</span>&#160;                *inop = ino;</div><div class="line"><a name="l00939"></a><span class="lineno">  939</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00940"></a><span class="lineno">  940</span>&#160;}</div><div class="line"><a name="l00941"></a><span class="lineno">  941</span>&#160;</div><div class="line"><a name="l00942"></a><span class="lineno">  942</span>&#160;<span class="keyword">static</span> <span class="keywordtype">char</span> *add_name(<span class="keywordtype">char</span> **buf, <span class="keywordtype">unsigned</span> *bufsize, <span class="keywordtype">char</span> *s, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l00943"></a><span class="lineno">  943</span>&#160;{</div><div class="line"><a name="l00944"></a><span class="lineno">  944</span>&#160;        <span class="keywordtype">size_t</span> len = strlen(name);</div><div class="line"><a name="l00945"></a><span class="lineno">  945</span>&#160;</div><div class="line"><a name="l00946"></a><span class="lineno">  946</span>&#160;        <span class="keywordflow">if</span> (s - len &lt;= *buf) {</div><div class="line"><a name="l00947"></a><span class="lineno">  947</span>&#160;                <span class="keywordtype">unsigned</span> pathlen = *bufsize - (s - *buf);</div><div class="line"><a name="l00948"></a><span class="lineno">  948</span>&#160;                <span class="keywordtype">unsigned</span> newbufsize = *bufsize;</div><div class="line"><a name="l00949"></a><span class="lineno">  949</span>&#160;                <span class="keywordtype">char</span> *newbuf;</div><div class="line"><a name="l00950"></a><span class="lineno">  950</span>&#160;</div><div class="line"><a name="l00951"></a><span class="lineno">  951</span>&#160;                <span class="keywordflow">while</span> (newbufsize &lt; pathlen + len + 1) {</div><div class="line"><a name="l00952"></a><span class="lineno">  952</span>&#160;                        <span class="keywordflow">if</span> (newbufsize &gt;= 0x80000000)</div><div class="line"><a name="l00953"></a><span class="lineno">  953</span>&#160;                                newbufsize = 0xffffffff;</div><div class="line"><a name="l00954"></a><span class="lineno">  954</span>&#160;                        <span class="keywordflow">else</span></div><div class="line"><a name="l00955"></a><span class="lineno">  955</span>&#160;                                newbufsize *= 2;</div><div class="line"><a name="l00956"></a><span class="lineno">  956</span>&#160;                }</div><div class="line"><a name="l00957"></a><span class="lineno">  957</span>&#160;</div><div class="line"><a name="l00958"></a><span class="lineno">  958</span>&#160;                newbuf = realloc(*buf, newbufsize);</div><div class="line"><a name="l00959"></a><span class="lineno">  959</span>&#160;                <span class="keywordflow">if</span> (newbuf == NULL)</div><div class="line"><a name="l00960"></a><span class="lineno">  960</span>&#160;                        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00961"></a><span class="lineno">  961</span>&#160;</div><div class="line"><a name="l00962"></a><span class="lineno">  962</span>&#160;                *buf = newbuf;</div><div class="line"><a name="l00963"></a><span class="lineno">  963</span>&#160;                s = newbuf + newbufsize - pathlen;</div><div class="line"><a name="l00964"></a><span class="lineno">  964</span>&#160;                memmove(s, newbuf + *bufsize - pathlen, pathlen);</div><div class="line"><a name="l00965"></a><span class="lineno">  965</span>&#160;                *bufsize = newbufsize;</div><div class="line"><a name="l00966"></a><span class="lineno">  966</span>&#160;        }</div><div class="line"><a name="l00967"></a><span class="lineno">  967</span>&#160;        s -= len;</div><div class="line"><a name="l00968"></a><span class="lineno">  968</span>&#160;        strncpy(s, name, len);</div><div class="line"><a name="l00969"></a><span class="lineno">  969</span>&#160;        s--;</div><div class="line"><a name="l00970"></a><span class="lineno">  970</span>&#160;        *s = <span class="charliteral">&#39;/&#39;</span>;</div><div class="line"><a name="l00971"></a><span class="lineno">  971</span>&#160;</div><div class="line"><a name="l00972"></a><span class="lineno">  972</span>&#160;        <span class="keywordflow">return</span> s;</div><div class="line"><a name="l00973"></a><span class="lineno">  973</span>&#160;}</div><div class="line"><a name="l00974"></a><span class="lineno">  974</span>&#160;</div><div class="line"><a name="l00975"></a><span class="lineno">  975</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unlock_path(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">struct</span> node *wnode,</div><div class="line"><a name="l00976"></a><span class="lineno">  976</span>&#160;                        <span class="keyword">struct</span> node *end)</div><div class="line"><a name="l00977"></a><span class="lineno">  977</span>&#160;{</div><div class="line"><a name="l00978"></a><span class="lineno">  978</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l00979"></a><span class="lineno">  979</span>&#160;</div><div class="line"><a name="l00980"></a><span class="lineno">  980</span>&#160;        <span class="keywordflow">if</span> (wnode) {</div><div class="line"><a name="l00981"></a><span class="lineno">  981</span>&#160;                assert(wnode-&gt;treelock == TREELOCK_WRITE);</div><div class="line"><a name="l00982"></a><span class="lineno">  982</span>&#160;                wnode-&gt;treelock = 0;</div><div class="line"><a name="l00983"></a><span class="lineno">  983</span>&#160;        }</div><div class="line"><a name="l00984"></a><span class="lineno">  984</span>&#160;</div><div class="line"><a name="l00985"></a><span class="lineno">  985</span>&#160;        <span class="keywordflow">for</span> (node = get_node(f, nodeid);</div><div class="line"><a name="l00986"></a><span class="lineno">  986</span>&#160;             node != end &amp;&amp; node-&gt;nodeid != <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>; node = node-&gt;parent) {</div><div class="line"><a name="l00987"></a><span class="lineno">  987</span>&#160;                assert(node-&gt;treelock != 0);</div><div class="line"><a name="l00988"></a><span class="lineno">  988</span>&#160;                assert(node-&gt;treelock != TREELOCK_WAIT_OFFSET);</div><div class="line"><a name="l00989"></a><span class="lineno">  989</span>&#160;                assert(node-&gt;treelock != TREELOCK_WRITE);</div><div class="line"><a name="l00990"></a><span class="lineno">  990</span>&#160;                node-&gt;treelock--;</div><div class="line"><a name="l00991"></a><span class="lineno">  991</span>&#160;                <span class="keywordflow">if</span> (node-&gt;treelock == TREELOCK_WAIT_OFFSET)</div><div class="line"><a name="l00992"></a><span class="lineno">  992</span>&#160;                        node-&gt;treelock = 0;</div><div class="line"><a name="l00993"></a><span class="lineno">  993</span>&#160;        }</div><div class="line"><a name="l00994"></a><span class="lineno">  994</span>&#160;}</div><div class="line"><a name="l00995"></a><span class="lineno">  995</span>&#160;</div><div class="line"><a name="l00996"></a><span class="lineno">  996</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> try_get_path(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l00997"></a><span class="lineno">  997</span>&#160;                        <span class="keywordtype">char</span> **path, <span class="keyword">struct</span> node **wnodep, <span class="keywordtype">bool</span> need_lock)</div><div class="line"><a name="l00998"></a><span class="lineno">  998</span>&#160;{</div><div class="line"><a name="l00999"></a><span class="lineno">  999</span>&#160;        <span class="keywordtype">unsigned</span> bufsize = 256;</div><div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>&#160;        <span class="keywordtype">char</span> *buf;</div><div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>&#160;        <span class="keywordtype">char</span> *s;</div><div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>&#160;        <span class="keyword">struct </span>node *wnode = NULL;</div><div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>&#160;</div><div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>&#160;        *path = NULL;</div><div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>&#160;</div><div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>&#160;        err = -ENOMEM;</div><div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>&#160;        buf = malloc(bufsize);</div><div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>&#160;        <span class="keywordflow">if</span> (buf == NULL)</div><div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>&#160;                <span class="keywordflow">goto</span> out_err;</div><div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>&#160;</div><div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>&#160;        s = buf + bufsize - 1;</div><div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>&#160;        *s = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>&#160;</div><div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>&#160;        <span class="keywordflow">if</span> (name != NULL) {</div><div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>&#160;                s = add_name(&amp;buf, &amp;bufsize, s, name);</div><div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>&#160;                err = -ENOMEM;</div><div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>&#160;                <span class="keywordflow">if</span> (s == NULL)</div><div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>&#160;                        <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>&#160;        }</div><div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>&#160;</div><div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>&#160;        <span class="keywordflow">if</span> (wnodep) {</div><div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>&#160;                assert(need_lock);</div><div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>&#160;                wnode = lookup_node(f, nodeid, name);</div><div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>&#160;                <span class="keywordflow">if</span> (wnode) {</div><div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>&#160;                        <span class="keywordflow">if</span> (wnode-&gt;treelock != 0) {</div><div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>&#160;                                <span class="keywordflow">if</span> (wnode-&gt;treelock &gt; 0)</div><div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>&#160;                                        wnode-&gt;treelock += TREELOCK_WAIT_OFFSET;</div><div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>&#160;                                err = -EAGAIN;</div><div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>&#160;                                <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>&#160;                        }</div><div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>&#160;                        wnode-&gt;treelock = TREELOCK_WRITE;</div><div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>&#160;                }</div><div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>&#160;        }</div><div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>&#160;</div><div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>&#160;        <span class="keywordflow">for</span> (node = get_node(f, nodeid); node-&gt;nodeid != <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>;</div><div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>&#160;             node = node-&gt;parent) {</div><div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>&#160;                err = -ENOENT;</div><div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>&#160;                <span class="keywordflow">if</span> (node-&gt;name == NULL || node-&gt;parent == NULL)</div><div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>&#160;                        <span class="keywordflow">goto</span> out_unlock;</div><div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>&#160;</div><div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>&#160;                err = -ENOMEM;</div><div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>&#160;                s = add_name(&amp;buf, &amp;bufsize, s, node-&gt;name);</div><div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>&#160;                <span class="keywordflow">if</span> (s == NULL)</div><div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>&#160;                        <span class="keywordflow">goto</span> out_unlock;</div><div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>&#160;</div><div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>&#160;                <span class="keywordflow">if</span> (need_lock) {</div><div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>&#160;                        err = -EAGAIN;</div><div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>&#160;                        <span class="keywordflow">if</span> (node-&gt;treelock &lt; 0)</div><div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>&#160;                                <span class="keywordflow">goto</span> out_unlock;</div><div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>&#160;</div><div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>&#160;                        node-&gt;treelock++;</div><div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>&#160;                }</div><div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>&#160;        }</div><div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>&#160;</div><div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>&#160;        <span class="keywordflow">if</span> (s[0])</div><div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>&#160;                memmove(buf, s, bufsize - (s - buf));</div><div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>&#160;                strcpy(buf, <span class="stringliteral">&quot;/&quot;</span>);</div><div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>&#160;</div><div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>&#160;        *path = buf;</div><div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>&#160;        <span class="keywordflow">if</span> (wnodep)</div><div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>&#160;                *wnodep = wnode;</div><div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>&#160;</div><div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>&#160;</div><div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>&#160; out_unlock:</div><div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>&#160;        <span class="keywordflow">if</span> (need_lock)</div><div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>&#160;                unlock_path(f, nodeid, wnode, node);</div><div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>&#160; out_free:</div><div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>&#160;        free(buf);</div><div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>&#160;</div><div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>&#160; out_err:</div><div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>&#160;}</div><div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>&#160;</div><div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> queue_element_unlock(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> lock_queue_element *qe)</div><div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>&#160;{</div><div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>&#160;        <span class="keyword">struct </span>node *wnode;</div><div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>&#160;</div><div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>&#160;        <span class="keywordflow">if</span> (qe-&gt;first_locked) {</div><div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>&#160;                wnode = qe-&gt;wnode1 ? *qe-&gt;wnode1 : NULL;</div><div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>&#160;                unlock_path(f, qe-&gt;nodeid1, wnode, NULL);</div><div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>&#160;                qe-&gt;first_locked = <span class="keyword">false</span>;</div><div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>&#160;        }</div><div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>&#160;        <span class="keywordflow">if</span> (qe-&gt;second_locked) {</div><div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>&#160;                wnode = qe-&gt;wnode2 ? *qe-&gt;wnode2 : NULL;</div><div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>&#160;                unlock_path(f, qe-&gt;nodeid2, wnode, NULL);</div><div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>&#160;                qe-&gt;second_locked = <span class="keyword">false</span>;</div><div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>&#160;        }</div><div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>&#160;}</div><div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>&#160;</div><div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> queue_element_wakeup(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> lock_queue_element *qe)</div><div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>&#160;{</div><div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>&#160;        <span class="keywordtype">bool</span> first = (qe == f-&gt;lockq);</div><div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>&#160;</div><div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>&#160;        <span class="keywordflow">if</span> (!qe-&gt;path1) {</div><div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>&#160;                <span class="comment">/* Just waiting for it to be unlocked */</span></div><div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>&#160;                <span class="keywordflow">if</span> (get_node(f, qe-&gt;nodeid1)-&gt;treelock == 0)</div><div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>&#160;                        pthread_cond_signal(&amp;qe-&gt;cond);</div><div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>&#160;</div><div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>&#160;        }</div><div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>&#160;</div><div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>&#160;        <span class="keywordflow">if</span> (!qe-&gt;first_locked) {</div><div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>&#160;                err = try_get_path(f, qe-&gt;nodeid1, qe-&gt;name1, qe-&gt;path1,</div><div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>&#160;                                   qe-&gt;wnode1, <span class="keyword">true</span>);</div><div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>&#160;                        qe-&gt;first_locked = <span class="keyword">true</span>;</div><div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (err != -EAGAIN)</div><div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>&#160;                        <span class="keywordflow">goto</span> err_unlock;</div><div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>&#160;        }</div><div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>&#160;        <span class="keywordflow">if</span> (!qe-&gt;second_locked &amp;&amp; qe-&gt;path2) {</div><div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>&#160;                err = try_get_path(f, qe-&gt;nodeid2, qe-&gt;name2, qe-&gt;path2,</div><div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>&#160;                                   qe-&gt;wnode2, <span class="keyword">true</span>);</div><div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>&#160;                        qe-&gt;second_locked = <span class="keyword">true</span>;</div><div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>&#160;                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (err != -EAGAIN)</div><div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>&#160;                        <span class="keywordflow">goto</span> err_unlock;</div><div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>&#160;        }</div><div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>&#160;</div><div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>&#160;        <span class="keywordflow">if</span> (qe-&gt;first_locked &amp;&amp; (qe-&gt;second_locked || !qe-&gt;path2)) {</div><div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>&#160;                err = 0;</div><div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>&#160;                <span class="keywordflow">goto</span> done;</div><div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>&#160;        }</div><div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>&#160;</div><div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>&#160;        <span class="comment">/*</span></div><div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>&#160;<span class="comment">         * Only let the first element be partially locked otherwise there could</span></div><div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>&#160;<span class="comment">         * be a deadlock.</span></div><div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>&#160;<span class="comment">         *</span></div><div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>&#160;<span class="comment">         * But do allow the first element to be partially locked to prevent</span></div><div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>&#160;<span class="comment">         * starvation.</span></div><div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>&#160;<span class="comment">         */</span></div><div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>&#160;        <span class="keywordflow">if</span> (!first)</div><div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>&#160;                queue_element_unlock(f, qe);</div><div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>&#160;</div><div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>&#160;        <span class="comment">/* keep trying */</span></div><div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>&#160;        <span class="keywordflow">return</span>;</div><div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>&#160;</div><div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>&#160;err_unlock:</div><div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>&#160;        queue_element_unlock(f, qe);</div><div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>&#160;done:</div><div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>&#160;        qe-&gt;err = err;</div><div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>&#160;        qe-&gt;done = <span class="keyword">true</span>;</div><div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>&#160;        pthread_cond_signal(&amp;qe-&gt;cond);</div><div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>&#160;}</div><div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>&#160;</div><div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> wake_up_queued(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>&#160;{</div><div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>&#160;        <span class="keyword">struct </span>lock_queue_element *qe;</div><div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>&#160;</div><div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>&#160;        <span class="keywordflow">for</span> (qe = f-&gt;lockq; qe != NULL; qe = qe-&gt;next)</div><div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>&#160;                queue_element_wakeup(f, qe);</div><div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>&#160;}</div><div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>&#160;</div><div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> debug_path(<span class="keyword">struct</span> fuse *f, <span class="keyword">const</span> <span class="keywordtype">char</span> *msg, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid,</div><div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>&#160;                       <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">bool</span> wr)</div><div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>&#160;{</div><div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.debug) {</div><div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>&#160;                <span class="keyword">struct </span>node *wnode = NULL;</div><div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>&#160;</div><div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>&#160;                <span class="keywordflow">if</span> (wr)</div><div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>&#160;                        wnode = lookup_node(f, nodeid, name);</div><div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>&#160;</div><div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>&#160;                <span class="keywordflow">if</span> (wnode) {</div><div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;%s %llu (w)\n&quot;</span>,</div><div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>&#160;                                msg, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) wnode-&gt;nodeid);</div><div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;%s %llu\n&quot;</span>,</div><div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>&#160;                                msg, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) nodeid);</div><div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>&#160;                }</div><div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>&#160;        }</div><div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>&#160;}</div><div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>&#160;</div><div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> queue_path(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> lock_queue_element *qe)</div><div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>&#160;{</div><div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>&#160;        <span class="keyword">struct </span>lock_queue_element **qp;</div><div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>&#160;</div><div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>&#160;        qe-&gt;done = <span class="keyword">false</span>;</div><div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>&#160;        qe-&gt;first_locked = <span class="keyword">false</span>;</div><div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>&#160;        qe-&gt;second_locked = <span class="keyword">false</span>;</div><div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>&#160;        pthread_cond_init(&amp;qe-&gt;cond, NULL);</div><div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>&#160;        qe-&gt;next = NULL;</div><div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>&#160;        <span class="keywordflow">for</span> (qp = &amp;f-&gt;lockq; *qp != NULL; qp = &amp;(*qp)-&gt;next);</div><div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>&#160;        *qp = qe;</div><div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>&#160;}</div><div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>&#160;</div><div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> dequeue_path(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> lock_queue_element *qe)</div><div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>&#160;{</div><div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>&#160;        <span class="keyword">struct </span>lock_queue_element **qp;</div><div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>&#160;</div><div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>&#160;        pthread_cond_destroy(&amp;qe-&gt;cond);</div><div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>&#160;        <span class="keywordflow">for</span> (qp = &amp;f-&gt;lockq; *qp != qe; qp = &amp;(*qp)-&gt;next);</div><div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>&#160;        *qp = qe-&gt;next;</div><div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>&#160;}</div><div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>&#160;</div><div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> wait_path(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> lock_queue_element *qe)</div><div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>&#160;{</div><div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>&#160;        queue_path(f, qe);</div><div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>&#160;</div><div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>&#160;                pthread_cond_wait(&amp;qe-&gt;cond, &amp;f-&gt;lock);</div><div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>&#160;        } <span class="keywordflow">while</span> (!qe-&gt;done);</div><div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>&#160;</div><div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>&#160;        dequeue_path(f, qe);</div><div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>&#160;</div><div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>&#160;        <span class="keywordflow">return</span> qe-&gt;err;</div><div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>&#160;}</div><div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>&#160;</div><div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path_common(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>&#160;                           <span class="keywordtype">char</span> **path, <span class="keyword">struct</span> node **wnode)</div><div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>&#160;{</div><div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>&#160;</div><div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>&#160;        err = try_get_path(f, nodeid, name, path, wnode, <span class="keyword">true</span>);</div><div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>&#160;        <span class="keywordflow">if</span> (err == -EAGAIN) {</div><div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>&#160;                <span class="keyword">struct </span>lock_queue_element qe = {</div><div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>&#160;                        .nodeid1 = nodeid,</div><div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>&#160;                        .name1 = name,</div><div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>&#160;                        .path1 = path,</div><div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>&#160;                        .wnode1 = wnode,</div><div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>&#160;                };</div><div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>&#160;                debug_path(f, <span class="stringliteral">&quot;QUEUE PATH&quot;</span>, nodeid, name, !!wnode);</div><div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>&#160;                err = wait_path(f, &amp;qe);</div><div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>&#160;                debug_path(f, <span class="stringliteral">&quot;DEQUEUE PATH&quot;</span>, nodeid, name, !!wnode);</div><div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>&#160;        }</div><div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>&#160;</div><div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>&#160;}</div><div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>&#160;</div><div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keywordtype">char</span> **path)</div><div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>&#160;{</div><div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>&#160;        <span class="keywordflow">return</span> get_path_common(f, nodeid, NULL, path, NULL);</div><div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>&#160;}</div><div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>&#160;</div><div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path_nullok(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keywordtype">char</span> **path)</div><div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>&#160;{</div><div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>&#160;</div><div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.nullpath_ok) {</div><div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>&#160;                *path = NULL;</div><div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>&#160;                err = get_path_common(f, nodeid, NULL, path, NULL);</div><div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>&#160;                <span class="keywordflow">if</span> (err == -ENOENT)</div><div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>&#160;                        err = 0;</div><div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>&#160;        }</div><div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>&#160;</div><div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>&#160;}</div><div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>&#160;</div><div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path_name(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>&#160;                         <span class="keywordtype">char</span> **path)</div><div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>&#160;{</div><div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>&#160;        <span class="keywordflow">return</span> get_path_common(f, nodeid, name, path, NULL);</div><div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>&#160;}</div><div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>&#160;</div><div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path_wrlock(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>&#160;                           <span class="keywordtype">char</span> **path, <span class="keyword">struct</span> node **wnode)</div><div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>&#160;{</div><div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>&#160;        <span class="keywordflow">return</span> get_path_common(f, nodeid, name, path, wnode);</div><div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>&#160;}</div><div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>&#160;</div><div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>&#160;<span class="preprocessor">#if defined(__FreeBSD__)</span></div><div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>&#160;<span class="preprocessor">#define CHECK_DIR_LOOP</span></div><div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>&#160;</div><div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>&#160;<span class="preprocessor">#if defined(CHECK_DIR_LOOP)</span></div><div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> check_dir_loop(<span class="keyword">struct</span> fuse *f,</div><div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>&#160;                          <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid1, <span class="keyword">const</span> <span class="keywordtype">char</span> *name1,</div><div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>&#160;                          <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid2, <span class="keyword">const</span> <span class="keywordtype">char</span> *name2)</div><div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>&#160;{</div><div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>&#160;        <span class="keyword">struct </span>node *node, *node1, *node2;</div><div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> id1, id2;</div><div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>&#160;</div><div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>&#160;        node1 = lookup_node(f, nodeid1, name1);</div><div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>&#160;        id1 = node1 ? node1-&gt;nodeid : nodeid1;</div><div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>&#160;</div><div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>&#160;        node2 = lookup_node(f, nodeid2, name2);</div><div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>&#160;        id2 = node2 ? node2-&gt;nodeid : nodeid2;</div><div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>&#160;</div><div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>&#160;        <span class="keywordflow">for</span> (node = get_node(f, id2); node-&gt;nodeid != <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>;</div><div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>&#160;             node = node-&gt;parent) {</div><div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>&#160;                <span class="keywordflow">if</span> (node-&gt;name == NULL || node-&gt;parent == NULL)</div><div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>&#160;</div><div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>&#160;                <span class="keywordflow">if</span> (node-&gt;nodeid != id2 &amp;&amp; node-&gt;nodeid == id1)</div><div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>&#160;                        <span class="keywordflow">return</span> -EINVAL;</div><div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>&#160;        }</div><div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>&#160;</div><div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>&#160;        <span class="keywordflow">if</span> (node2)</div><div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>&#160;        {</div><div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>&#160;                <span class="keywordflow">for</span> (node = get_node(f, id1); node-&gt;nodeid != <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>;</div><div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>&#160;                     node = node-&gt;parent) {</div><div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>&#160;                        <span class="keywordflow">if</span> (node-&gt;name == NULL || node-&gt;parent == NULL)</div><div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>&#160;</div><div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>&#160;                        <span class="keywordflow">if</span> (node-&gt;nodeid != id1 &amp;&amp; node-&gt;nodeid == id2)</div><div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>&#160;                                <span class="keywordflow">return</span> -ENOTEMPTY;</div><div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>&#160;                }</div><div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>&#160;        }</div><div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>&#160;</div><div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>&#160;}</div><div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>&#160;</div><div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> try_get_path2(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid1, <span class="keyword">const</span> <span class="keywordtype">char</span> *name1,</div><div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>&#160;                         <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid2, <span class="keyword">const</span> <span class="keywordtype">char</span> *name2,</div><div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>&#160;                         <span class="keywordtype">char</span> **path1, <span class="keywordtype">char</span> **path2,</div><div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>&#160;                         <span class="keyword">struct</span> node **wnode1, <span class="keyword">struct</span> node **wnode2)</div><div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>&#160;{</div><div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>&#160;</div><div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>&#160;        <span class="comment">/* FIXME: locking two paths needs deadlock checking */</span></div><div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>&#160;        err = try_get_path(f, nodeid1, name1, path1, wnode1, <span class="keyword">true</span>);</div><div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>&#160;                err = try_get_path(f, nodeid2, name2, path2, wnode2, <span class="keyword">true</span>);</div><div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>&#160;                <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>&#160;                        <span class="keyword">struct </span>node *wn1 = wnode1 ? *wnode1 : NULL;</div><div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>&#160;</div><div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>&#160;                        unlock_path(f, nodeid1, wn1, NULL);</div><div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>&#160;                        free(*path1);</div><div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>&#160;                }</div><div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>&#160;        }</div><div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>&#160;}</div><div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>&#160;</div><div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> get_path2(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid1, <span class="keyword">const</span> <span class="keywordtype">char</span> *name1,</div><div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>&#160;                     <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid2, <span class="keyword">const</span> <span class="keywordtype">char</span> *name2,</div><div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>&#160;                     <span class="keywordtype">char</span> **path1, <span class="keywordtype">char</span> **path2,</div><div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>&#160;                     <span class="keyword">struct</span> node **wnode1, <span class="keyword">struct</span> node **wnode2)</div><div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>&#160;{</div><div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>&#160;</div><div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>&#160;</div><div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>&#160;<span class="preprocessor">#if defined(CHECK_DIR_LOOP)</span></div><div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>&#160;        <span class="keywordflow">if</span> (name1)</div><div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>&#160;        {</div><div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>&#160;                <span class="comment">// called during rename; perform dir loop check</span></div><div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>&#160;                err = check_dir_loop(f, nodeid1, name1, nodeid2, name2);</div><div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>&#160;                <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>&#160;                        <span class="keywordflow">goto</span> out_unlock;</div><div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>&#160;        }</div><div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>&#160;</div><div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>&#160;        err = try_get_path2(f, nodeid1, name1, nodeid2, name2,</div><div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>&#160;                            path1, path2, wnode1, wnode2);</div><div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>&#160;        <span class="keywordflow">if</span> (err == -EAGAIN) {</div><div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>&#160;                <span class="keyword">struct </span>lock_queue_element qe = {</div><div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>&#160;                        .nodeid1 = nodeid1,</div><div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>&#160;                        .name1 = name1,</div><div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>&#160;                        .path1 = path1,</div><div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>&#160;                        .wnode1 = wnode1,</div><div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>&#160;                        .nodeid2 = nodeid2,</div><div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>&#160;                        .name2 = name2,</div><div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>&#160;                        .path2 = path2,</div><div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>&#160;                        .wnode2 = wnode2,</div><div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>&#160;                };</div><div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>&#160;</div><div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>&#160;                debug_path(f, <span class="stringliteral">&quot;QUEUE PATH1&quot;</span>, nodeid1, name1, !!wnode1);</div><div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>&#160;                debug_path(f, <span class="stringliteral">&quot;      PATH2&quot;</span>, nodeid2, name2, !!wnode2);</div><div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>&#160;                err = wait_path(f, &amp;qe);</div><div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>&#160;                debug_path(f, <span class="stringliteral">&quot;DEQUEUE PATH1&quot;</span>, nodeid1, name1, !!wnode1);</div><div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>&#160;                debug_path(f, <span class="stringliteral">&quot;        PATH2&quot;</span>, nodeid2, name2, !!wnode2);</div><div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>&#160;        }</div><div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>&#160;</div><div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>&#160;<span class="preprocessor">#if defined(CHECK_DIR_LOOP)</span></div><div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>&#160;out_unlock:</div><div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>&#160;</div><div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>&#160;}</div><div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>&#160;</div><div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_path_wrlock(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid,</div><div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>&#160;                             <span class="keyword">struct</span> node *wnode, <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>&#160;{</div><div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>&#160;        unlock_path(f, nodeid, wnode, NULL);</div><div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>&#160;        <span class="keywordflow">if</span> (f-&gt;lockq)</div><div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>&#160;                wake_up_queued(f);</div><div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>&#160;        free(path);</div><div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>&#160;}</div><div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>&#160;</div><div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_path(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>&#160;{</div><div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>&#160;        <span class="keywordflow">if</span> (path)</div><div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>&#160;                free_path_wrlock(f, nodeid, NULL, path);</div><div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>&#160;}</div><div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>&#160;</div><div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_path2(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid1, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid2,</div><div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>&#160;                       <span class="keyword">struct</span> node *wnode1, <span class="keyword">struct</span> node *wnode2,</div><div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>&#160;                       <span class="keywordtype">char</span> *path1, <span class="keywordtype">char</span> *path2)</div><div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>&#160;{</div><div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>&#160;        unlock_path(f, nodeid1, wnode1, NULL);</div><div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>&#160;        unlock_path(f, nodeid2, wnode2, NULL);</div><div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>&#160;        wake_up_queued(f);</div><div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>&#160;        free(path1);</div><div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>&#160;        free(path2);</div><div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>&#160;}</div><div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>&#160;</div><div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> forget_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, uint64_t nlookup)</div><div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>&#160;{</div><div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>&#160;        <span class="keywordflow">if</span> (nodeid == <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>)</div><div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>&#160;        node = get_node(f, nodeid);</div><div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>&#160;</div><div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>&#160;        <span class="comment">/*</span></div><div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>&#160;<span class="comment">         * Node may still be locked due to interrupt idiocy in open,</span></div><div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>&#160;<span class="comment">         * create and opendir</span></div><div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>&#160;<span class="comment">         */</span></div><div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>&#160;        <span class="keywordflow">while</span> (node-&gt;nlookup == nlookup &amp;&amp; node-&gt;treelock) {</div><div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>&#160;                <span class="keyword">struct </span>lock_queue_element qe = {</div><div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>&#160;                        .nodeid1 = nodeid,</div><div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>&#160;                };</div><div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>&#160;</div><div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>&#160;                debug_path(f, <span class="stringliteral">&quot;QUEUE PATH (forget)&quot;</span>, nodeid, NULL, <span class="keyword">false</span>);</div><div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>&#160;                queue_path(f, &amp;qe);</div><div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>&#160;</div><div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>&#160;                <span class="keywordflow">do</span> {</div><div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>&#160;                        pthread_cond_wait(&amp;qe.cond, &amp;f-&gt;lock);</div><div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>&#160;                } <span class="keywordflow">while</span> (node-&gt;nlookup == nlookup &amp;&amp; node-&gt;treelock);</div><div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>&#160;</div><div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>&#160;                dequeue_path(f, &amp;qe);</div><div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>&#160;                debug_path(f, <span class="stringliteral">&quot;DEQUEUE_PATH (forget)&quot;</span>, nodeid, NULL, <span class="keyword">false</span>);</div><div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>&#160;        }</div><div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>&#160;</div><div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>&#160;        assert(node-&gt;nlookup &gt;= nlookup);</div><div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>&#160;        node-&gt;nlookup -= nlookup;</div><div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>&#160;        <span class="keywordflow">if</span> (!node-&gt;nlookup) {</div><div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>&#160;                unref_node(f, node);</div><div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>&#160;        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lru_enabled(f) &amp;&amp; node-&gt;nlookup == 1) {</div><div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>&#160;                set_forget_time(f, node);</div><div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>&#160;        }</div><div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>&#160;}</div><div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>&#160;</div><div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> unlink_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> node *node)</div><div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>&#160;{</div><div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.remember) {</div><div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>&#160;                assert(node-&gt;nlookup &gt; 1);</div><div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>&#160;                node-&gt;nlookup--;</div><div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>&#160;        }</div><div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>&#160;        unhash_name(f, node);</div><div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>&#160;}</div><div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>&#160;</div><div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> remove_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> dir, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>&#160;{</div><div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>&#160;</div><div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>&#160;        node = lookup_node(f, dir, name);</div><div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>&#160;        <span class="keywordflow">if</span> (node != NULL)</div><div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>&#160;                unlink_node(f, node);</div><div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>&#160;}</div><div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>&#160;</div><div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> rename_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> olddir, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldname,</div><div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>&#160;                       <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newdir, <span class="keyword">const</span> <span class="keywordtype">char</span> *newname, <span class="keywordtype">int</span> hide)</div><div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>&#160;{</div><div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>&#160;        <span class="keyword">struct </span>node *newnode;</div><div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>&#160;</div><div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>&#160;        node  = lookup_node(f, olddir, oldname);</div><div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>&#160;        newnode  = lookup_node(f, newdir, newname);</div><div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>&#160;        <span class="keywordflow">if</span> (node == NULL)</div><div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>&#160;</div><div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>&#160;        <span class="keywordflow">if</span> (newnode != NULL) {</div><div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>&#160;                <span class="keywordflow">if</span> (hide) {</div><div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: hidden file got created during hiding\n&quot;</span>);</div><div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>&#160;                        err = -EBUSY;</div><div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>&#160;                }</div><div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>&#160;                unlink_node(f, newnode);</div><div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>&#160;        }</div><div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>&#160;</div><div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>&#160;        unhash_name(f, node);</div><div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>&#160;        <span class="keywordflow">if</span> (hash_name(f, node, newdir, newname) == -1) {</div><div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>&#160;                err = -ENOMEM;</div><div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>&#160;        }</div><div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>&#160;</div><div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>&#160;        <span class="keywordflow">if</span> (hide)</div><div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>&#160;                node-&gt;is_hidden = 1;</div><div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>&#160;</div><div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>&#160;out:</div><div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>&#160;}</div><div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>&#160;</div><div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> exchange_node(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> olddir, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldname,</div><div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>&#160;                         <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newdir, <span class="keyword">const</span> <span class="keywordtype">char</span> *newname)</div><div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>&#160;{</div><div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>&#160;        <span class="keyword">struct </span>node *oldnode;</div><div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>&#160;        <span class="keyword">struct </span>node *newnode;</div><div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>&#160;</div><div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>&#160;        oldnode  = lookup_node(f, olddir, oldname);</div><div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>&#160;        newnode  = lookup_node(f, newdir, newname);</div><div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>&#160;</div><div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>&#160;        <span class="keywordflow">if</span> (oldnode)</div><div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>&#160;                unhash_name(f, oldnode);</div><div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>&#160;        <span class="keywordflow">if</span> (newnode)</div><div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>&#160;                unhash_name(f, newnode);</div><div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>&#160;</div><div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>&#160;        err = -ENOMEM;</div><div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>&#160;        <span class="keywordflow">if</span> (oldnode) {</div><div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>&#160;                <span class="keywordflow">if</span> (hash_name(f, oldnode, newdir, newname) == -1)</div><div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>&#160;        }</div><div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>&#160;        <span class="keywordflow">if</span> (newnode) {</div><div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>&#160;                <span class="keywordflow">if</span> (hash_name(f, newnode, olddir, oldname) == -1)</div><div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>&#160;        }</div><div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>&#160;        err = 0;</div><div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>&#160;out:</div><div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>&#160;}</div><div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>&#160;</div><div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> set_stat(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">struct</span> stat *stbuf)</div><div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>&#160;{</div><div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>&#160;        <span class="keywordflow">if</span> (!f-&gt;conf.use_ino)</div><div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>&#160;                stbuf-&gt;st_ino = nodeid;</div><div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.set_mode)</div><div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>&#160;                stbuf-&gt;st_mode = (stbuf-&gt;st_mode &amp; S_IFMT) |</div><div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>&#160;                                 (0777 &amp; ~f-&gt;conf.umask);</div><div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.set_uid)</div><div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>&#160;                stbuf-&gt;st_uid = f-&gt;conf.uid;</div><div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.set_gid)</div><div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>&#160;                stbuf-&gt;st_gid = f-&gt;conf.gid;</div><div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>&#160;}</div><div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>&#160;</div><div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>fuse *req_fuse(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>&#160;{</div><div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> fuse *) <a class="code" href="fuse__lowlevel_8h.html#aab00273c65d124e44abcf2374f9c504b">fuse_req_userdata</a>(req);</div><div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>&#160;}</div><div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>&#160;</div><div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_intr_sighandler(<span class="keywordtype">int</span> sig)</div><div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>&#160;{</div><div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>&#160;        (void) sig;</div><div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>&#160;        <span class="comment">/* Nothing to do */</span></div><div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>&#160;}</div><div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>&#160;</div><div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>&#160;<span class="keyword">struct </span>fuse_intr_data {</div><div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>&#160;        pthread_t id;</div><div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>&#160;        pthread_cond_t cond;</div><div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>&#160;        <span class="keywordtype">int</span> finished;</div><div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>&#160;};</div><div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>&#160;</div><div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_interrupt(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keywordtype">void</span> *d_)</div><div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>&#160;{</div><div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>&#160;        <span class="keyword">struct </span>fuse_intr_data *d = d_;</div><div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse(req);</div><div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>&#160;</div><div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>&#160;        <span class="keywordflow">if</span> (d-&gt;id == pthread_self())</div><div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>&#160;</div><div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>&#160;        <span class="keywordflow">while</span> (!d-&gt;finished) {</div><div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>&#160;                <span class="keyword">struct </span>timeval now;</div><div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>&#160;                <span class="keyword">struct </span>timespec timeout;</div><div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>&#160;</div><div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>&#160;                pthread_kill(d-&gt;id, f-&gt;conf.intr_signal);</div><div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>&#160;                gettimeofday(&amp;now, NULL);</div><div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>&#160;                timeout.tv_sec = now.tv_sec + 1;</div><div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>&#160;                timeout.tv_nsec = now.tv_usec * 1000;</div><div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>&#160;                pthread_cond_timedwait(&amp;d-&gt;cond, &amp;f-&gt;lock, &amp;timeout);</div><div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>&#160;        }</div><div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>&#160;}</div><div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>&#160;</div><div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_do_finish_interrupt(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req,</div><div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>&#160;                                     <span class="keyword">struct</span> fuse_intr_data *d)</div><div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>&#160;{</div><div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>&#160;        d-&gt;finished = 1;</div><div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>&#160;        pthread_cond_broadcast(&amp;d-&gt;cond);</div><div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ab3cdb9744f033e37a72984489343940f">fuse_req_interrupt_func</a>(req, NULL, NULL);</div><div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>&#160;        pthread_cond_destroy(&amp;d-&gt;cond);</div><div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>&#160;}</div><div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>&#160;</div><div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_do_prepare_interrupt(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">struct</span> fuse_intr_data *d)</div><div class="line"><a name="l01598"></a><span class="lineno"> 1598</span>&#160;{</div><div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>&#160;        d-&gt;id = pthread_self();</div><div class="line"><a name="l01600"></a><span class="lineno"> 1600</span>&#160;        pthread_cond_init(&amp;d-&gt;cond, NULL);</div><div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>&#160;        d-&gt;finished = 0;</div><div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ab3cdb9744f033e37a72984489343940f">fuse_req_interrupt_func</a>(req, fuse_interrupt, d);</div><div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>&#160;}</div><div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>&#160;</div><div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> fuse_finish_interrupt(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req,</div><div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>&#160;                                         <span class="keyword">struct</span> fuse_intr_data *d)</div><div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>&#160;{</div><div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.intr)</div><div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>&#160;                fuse_do_finish_interrupt(f, req, d);</div><div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>&#160;}</div><div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>&#160;</div><div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> fuse_prepare_interrupt(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req,</div><div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>&#160;                                          <span class="keyword">struct</span> fuse_intr_data *d)</div><div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>&#160;{</div><div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.intr)</div><div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>&#160;                fuse_do_prepare_interrupt(req, d);</div><div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>&#160;}</div><div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>&#160;</div><div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* file_info_string(<span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>&#160;                              <span class="keywordtype">char</span>* buf, <span class="keywordtype">size_t</span> len)</div><div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>&#160;{</div><div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>&#160;        <span class="keywordflow">if</span>(fi == NULL)</div><div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>&#160;                <span class="keywordflow">return</span> <span class="stringliteral">&quot;NULL&quot;</span>;</div><div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>&#160;        snprintf(buf, len, <span class="stringliteral">&quot;%llu&quot;</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>&#160;        <span class="keywordflow">return</span> buf;</div><div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>&#160;}</div><div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>&#160;</div><div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>&#160;<span class="keywordtype">int</span> fuse_fs_getattr(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> stat *buf,</div><div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>&#160;                    <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>&#160;{</div><div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.getattr) {</div><div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>&#160;                        <span class="keywordtype">char</span> buf[10];</div><div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;getattr[%s] %s\n&quot;</span>,</div><div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>&#160;                                file_info_string(fi, buf, <span class="keyword">sizeof</span>(buf)),</div><div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>&#160;                                path);</div><div class="line"><a name="l01638"></a><span class="lineno"> 1638</span>&#160;                }</div><div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.getattr(path, buf, fi);</div><div class="line"><a name="l01640"></a><span class="lineno"> 1640</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>&#160;        }</div><div class="line"><a name="l01643"></a><span class="lineno"> 1643</span>&#160;}</div><div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>&#160;</div><div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>&#160;<span class="keywordtype">int</span> fuse_fs_rename(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldpath,</div><div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>&#160;                   <span class="keyword">const</span> <span class="keywordtype">char</span> *newpath, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>&#160;{</div><div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.rename) {</div><div class="line"><a name="l01650"></a><span class="lineno"> 1650</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01651"></a><span class="lineno"> 1651</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;rename %s %s 0x%x\n&quot;</span>, oldpath, newpath,</div><div class="line"><a name="l01652"></a><span class="lineno"> 1652</span>&#160;                                flags);</div><div class="line"><a name="l01653"></a><span class="lineno"> 1653</span>&#160;</div><div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.rename(oldpath, newpath, flags);</div><div class="line"><a name="l01655"></a><span class="lineno"> 1655</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>&#160;        }</div><div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>&#160;}</div><div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>&#160;</div><div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>&#160;<span class="keywordtype">int</span> fuse_fs_unlink(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>&#160;{</div><div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.unlink) {</div><div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;unlink %s\n&quot;</span>, path);</div><div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>&#160;</div><div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.unlink(path);</div><div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01670"></a><span class="lineno"> 1670</span>&#160;        }</div><div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>&#160;}</div><div class="line"><a name="l01672"></a><span class="lineno"> 1672</span>&#160;</div><div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>&#160;<span class="keywordtype">int</span> fuse_fs_rmdir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l01674"></a><span class="lineno"> 1674</span>&#160;{</div><div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.rmdir) {</div><div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;rmdir %s\n&quot;</span>, path);</div><div class="line"><a name="l01679"></a><span class="lineno"> 1679</span>&#160;</div><div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.rmdir(path);</div><div class="line"><a name="l01681"></a><span class="lineno"> 1681</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01683"></a><span class="lineno"> 1683</span>&#160;        }</div><div class="line"><a name="l01684"></a><span class="lineno"> 1684</span>&#160;}</div><div class="line"><a name="l01685"></a><span class="lineno"> 1685</span>&#160;</div><div class="line"><a name="l01686"></a><span class="lineno"> 1686</span>&#160;<span class="keywordtype">int</span> fuse_fs_symlink(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *linkname, <span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>&#160;{</div><div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01689"></a><span class="lineno"> 1689</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.symlink) {</div><div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01691"></a><span class="lineno"> 1691</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;symlink %s %s\n&quot;</span>, linkname, path);</div><div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>&#160;</div><div class="line"><a name="l01693"></a><span class="lineno"> 1693</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.symlink(linkname, path);</div><div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01695"></a><span class="lineno"> 1695</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>&#160;        }</div><div class="line"><a name="l01697"></a><span class="lineno"> 1697</span>&#160;}</div><div class="line"><a name="l01698"></a><span class="lineno"> 1698</span>&#160;</div><div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>&#160;<span class="keywordtype">int</span> fuse_fs_link(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldpath, <span class="keyword">const</span> <span class="keywordtype">char</span> *newpath)</div><div class="line"><a name="l01700"></a><span class="lineno"> 1700</span>&#160;{</div><div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01702"></a><span class="lineno"> 1702</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.link) {</div><div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01704"></a><span class="lineno"> 1704</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;link %s %s\n&quot;</span>, oldpath, newpath);</div><div class="line"><a name="l01705"></a><span class="lineno"> 1705</span>&#160;</div><div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.link(oldpath, newpath);</div><div class="line"><a name="l01707"></a><span class="lineno"> 1707</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01708"></a><span class="lineno"> 1708</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01709"></a><span class="lineno"> 1709</span>&#160;        }</div><div class="line"><a name="l01710"></a><span class="lineno"> 1710</span>&#160;}</div><div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>&#160;</div><div class="line"><a name="l01712"></a><span class="lineno"> 1712</span>&#160;<span class="keywordtype">int</span> fuse_fs_release(<span class="keyword">struct</span> fuse_fs *fs,  <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>&#160;                    <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>&#160;{</div><div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.release) {</div><div class="line"><a name="l01717"></a><span class="lineno"> 1717</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01718"></a><span class="lineno"> 1718</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;release%s[%llu] flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l01719"></a><span class="lineno"> 1719</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a9c1571cb4b6be75827f48aac5891606c">flush</a> ? <span class="stringliteral">&quot;+flush&quot;</span> : <span class="stringliteral">&quot;&quot;</span>,</div><div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l01721"></a><span class="lineno"> 1721</span>&#160;</div><div class="line"><a name="l01722"></a><span class="lineno"> 1722</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.release(path, fi);</div><div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01725"></a><span class="lineno"> 1725</span>&#160;        }</div><div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>&#160;}</div><div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>&#160;</div><div class="line"><a name="l01728"></a><span class="lineno"> 1728</span>&#160;<span class="keywordtype">int</span> fuse_fs_opendir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>&#160;                    <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01730"></a><span class="lineno"> 1730</span>&#160;{</div><div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01732"></a><span class="lineno"> 1732</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.opendir) {</div><div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>&#160;                <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>&#160;</div><div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;opendir flags: 0x%x %s\n&quot;</span>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>,</div><div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>&#160;                                path);</div><div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>&#160;</div><div class="line"><a name="l01739"></a><span class="lineno"> 1739</span>&#160;                err = fs-&gt;op.opendir(path, fi);</div><div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>&#160;</div><div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; !err)</div><div class="line"><a name="l01742"></a><span class="lineno"> 1742</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   opendir[%llu] flags: 0x%x %s\n&quot;</span>,</div><div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>, path);</div><div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>&#160;</div><div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>&#160;                <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01748"></a><span class="lineno"> 1748</span>&#160;        }</div><div class="line"><a name="l01749"></a><span class="lineno"> 1749</span>&#160;}</div><div class="line"><a name="l01750"></a><span class="lineno"> 1750</span>&#160;</div><div class="line"><a name="l01751"></a><span class="lineno"> 1751</span>&#160;<span class="keywordtype">int</span> fuse_fs_open(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01752"></a><span class="lineno"> 1752</span>&#160;                 <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01753"></a><span class="lineno"> 1753</span>&#160;{</div><div class="line"><a name="l01754"></a><span class="lineno"> 1754</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01755"></a><span class="lineno"> 1755</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.open) {</div><div class="line"><a name="l01756"></a><span class="lineno"> 1756</span>&#160;                <span class="keywordtype">int</span> err;</div><div class="line"><a name="l01757"></a><span class="lineno"> 1757</span>&#160;</div><div class="line"><a name="l01758"></a><span class="lineno"> 1758</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;open flags: 0x%x %s\n&quot;</span>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>,</div><div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>&#160;                                path);</div><div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>&#160;</div><div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>&#160;                err = fs-&gt;op.open(path, fi);</div><div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>&#160;</div><div class="line"><a name="l01764"></a><span class="lineno"> 1764</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; !err)</div><div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   open[%llu] flags: 0x%x %s\n&quot;</span>,</div><div class="line"><a name="l01766"></a><span class="lineno"> 1766</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>, path);</div><div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>&#160;</div><div class="line"><a name="l01768"></a><span class="lineno"> 1768</span>&#160;                <span class="keywordflow">return</span> err;</div><div class="line"><a name="l01769"></a><span class="lineno"> 1769</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01770"></a><span class="lineno"> 1770</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>&#160;        }</div><div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>&#160;}</div><div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>&#160;</div><div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_free_buf(<span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf)</div><div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>&#160;{</div><div class="line"><a name="l01776"></a><span class="lineno"> 1776</span>&#160;        <span class="keywordflow">if</span> (buf != NULL) {</div><div class="line"><a name="l01777"></a><span class="lineno"> 1777</span>&#160;                <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l01778"></a><span class="lineno"> 1778</span>&#160;</div><div class="line"><a name="l01779"></a><span class="lineno"> 1779</span>&#160;                <span class="keywordflow">for</span> (i = 0; i &lt; buf-&gt;<a class="code" href="structfuse__bufvec.html#ac303661a9c39ade1feeb05d8238b4ed6">count</a>; i++)</div><div class="line"><a name="l01780"></a><span class="lineno"> 1780</span>&#160;                        <span class="keywordflow">if</span> (!(buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> &amp; <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a>))</div><div class="line"><a name="l01781"></a><span class="lineno"> 1781</span>&#160;                                free(buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[i].<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a>);</div><div class="line"><a name="l01782"></a><span class="lineno"> 1782</span>&#160;                free(buf);</div><div class="line"><a name="l01783"></a><span class="lineno"> 1783</span>&#160;        }</div><div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>&#160;}</div><div class="line"><a name="l01785"></a><span class="lineno"> 1785</span>&#160;</div><div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>&#160;<span class="keywordtype">int</span> fuse_fs_read_buf(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>&#160;                     <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> **bufp, <span class="keywordtype">size_t</span> size, off_t off,</div><div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>&#160;                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>&#160;{</div><div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.read || fs-&gt;op.read_buf) {</div><div class="line"><a name="l01792"></a><span class="lineno"> 1792</span>&#160;                <span class="keywordtype">int</span> res;</div><div class="line"><a name="l01793"></a><span class="lineno"> 1793</span>&#160;</div><div class="line"><a name="l01794"></a><span class="lineno"> 1794</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01795"></a><span class="lineno"> 1795</span>&#160;                        fprintf(stderr,</div><div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>&#160;                                <span class="stringliteral">&quot;read[%llu] %zu bytes from %llu flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l01797"></a><span class="lineno"> 1797</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l01798"></a><span class="lineno"> 1798</span>&#160;                                size, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>&#160;</div><div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;op.read_buf) {</div><div class="line"><a name="l01801"></a><span class="lineno"> 1801</span>&#160;                        res = fs-&gt;op.read_buf(path, bufp, size, off, fi);</div><div class="line"><a name="l01802"></a><span class="lineno"> 1802</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01803"></a><span class="lineno"> 1803</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>;</div><div class="line"><a name="l01804"></a><span class="lineno"> 1804</span>&#160;                        <span class="keywordtype">void</span> *mem;</div><div class="line"><a name="l01805"></a><span class="lineno"> 1805</span>&#160;</div><div class="line"><a name="l01806"></a><span class="lineno"> 1806</span>&#160;                        buf = malloc(<span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a>));</div><div class="line"><a name="l01807"></a><span class="lineno"> 1807</span>&#160;                        <span class="keywordflow">if</span> (buf == NULL)</div><div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>&#160;                                <span class="keywordflow">return</span> -ENOMEM;</div><div class="line"><a name="l01809"></a><span class="lineno"> 1809</span>&#160;</div><div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>&#160;                        mem = malloc(size);</div><div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>&#160;                        <span class="keywordflow">if</span> (mem == NULL) {</div><div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>&#160;                                free(buf);</div><div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>&#160;                                <span class="keywordflow">return</span> -ENOMEM;</div><div class="line"><a name="l01814"></a><span class="lineno"> 1814</span>&#160;                        }</div><div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>&#160;                        *buf = FUSE_BUFVEC_INIT(size);</div><div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>&#160;                        buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = mem;</div><div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>&#160;                        *bufp = <a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>;</div><div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>&#160;</div><div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>&#160;                        res = fs-&gt;op.read(path, mem, size, off, fi);</div><div class="line"><a name="l01820"></a><span class="lineno"> 1820</span>&#160;                        <span class="keywordflow">if</span> (res &gt;= 0)</div><div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>&#160;                                buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">size</a> = res;</div><div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>&#160;                }</div><div class="line"><a name="l01823"></a><span class="lineno"> 1823</span>&#160;</div><div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; res &gt;= 0)</div><div class="line"><a name="l01825"></a><span class="lineno"> 1825</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   read[%llu] %zu bytes from %llu\n&quot;</span>,</div><div class="line"><a name="l01826"></a><span class="lineno"> 1826</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l01827"></a><span class="lineno"> 1827</span>&#160;                                <a class="code" href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a>(*bufp),</div><div class="line"><a name="l01828"></a><span class="lineno"> 1828</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off);</div><div class="line"><a name="l01829"></a><span class="lineno"> 1829</span>&#160;                <span class="keywordflow">if</span> (res &gt;= 0 &amp;&amp; <a class="code" href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a>(*bufp) &gt; size)</div><div class="line"><a name="l01830"></a><span class="lineno"> 1830</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: read too many bytes\n&quot;</span>);</div><div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>&#160;</div><div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>&#160;                <span class="keywordflow">if</span> (res &lt; 0)</div><div class="line"><a name="l01833"></a><span class="lineno"> 1833</span>&#160;                        <span class="keywordflow">return</span> res;</div><div class="line"><a name="l01834"></a><span class="lineno"> 1834</span>&#160;</div><div class="line"><a name="l01835"></a><span class="lineno"> 1835</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l01836"></a><span class="lineno"> 1836</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01837"></a><span class="lineno"> 1837</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01838"></a><span class="lineno"> 1838</span>&#160;        }</div><div class="line"><a name="l01839"></a><span class="lineno"> 1839</span>&#160;}</div><div class="line"><a name="l01840"></a><span class="lineno"> 1840</span>&#160;</div><div class="line"><a name="l01841"></a><span class="lineno"> 1841</span>&#160;<span class="keywordtype">int</span> fuse_fs_read(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *mem, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l01842"></a><span class="lineno"> 1842</span>&#160;                 off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01843"></a><span class="lineno"> 1843</span>&#160;{</div><div class="line"><a name="l01844"></a><span class="lineno"> 1844</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01845"></a><span class="lineno"> 1845</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.read || fs-&gt;op.read_buf) {</div><div class="line"><a name="l01846"></a><span class="lineno"> 1846</span>&#160;                <span class="keywordtype">int</span> res;</div><div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>&#160;</div><div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>&#160;                        fprintf(stderr,</div><div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>&#160;                                <span class="stringliteral">&quot;read[%llu] %zu bytes from %llu flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>&#160;                                size, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>&#160;</div><div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;op.read_buf) {</div><div class="line"><a name="l01855"></a><span class="lineno"> 1855</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf = NULL;</div><div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>&#160;</div><div class="line"><a name="l01857"></a><span class="lineno"> 1857</span>&#160;                        res = fs-&gt;op.read_buf(path, &amp;buf, size, off, fi);</div><div class="line"><a name="l01858"></a><span class="lineno"> 1858</span>&#160;                        <span class="keywordflow">if</span> (res == 0) {</div><div class="line"><a name="l01859"></a><span class="lineno"> 1859</span>&#160;                                <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> dst = FUSE_BUFVEC_INIT(size);</div><div class="line"><a name="l01860"></a><span class="lineno"> 1860</span>&#160;</div><div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>&#160;                                dst.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = mem;</div><div class="line"><a name="l01862"></a><span class="lineno"> 1862</span>&#160;                                res = <a class="code" href="fuse__common_8h.html#a9ca301390fb5e85b85153abb1891a3f7">fuse_buf_copy</a>(&amp;dst, buf, 0);</div><div class="line"><a name="l01863"></a><span class="lineno"> 1863</span>&#160;                        }</div><div class="line"><a name="l01864"></a><span class="lineno"> 1864</span>&#160;                        fuse_free_buf(buf);</div><div class="line"><a name="l01865"></a><span class="lineno"> 1865</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>&#160;                        res = fs-&gt;op.read(path, mem, size, off, fi);</div><div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>&#160;                }</div><div class="line"><a name="l01868"></a><span class="lineno"> 1868</span>&#160;</div><div class="line"><a name="l01869"></a><span class="lineno"> 1869</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; res &gt;= 0)</div><div class="line"><a name="l01870"></a><span class="lineno"> 1870</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   read[%llu] %u bytes from %llu\n&quot;</span>,</div><div class="line"><a name="l01871"></a><span class="lineno"> 1871</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l01872"></a><span class="lineno"> 1872</span>&#160;                                res,</div><div class="line"><a name="l01873"></a><span class="lineno"> 1873</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off);</div><div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>&#160;                <span class="keywordflow">if</span> (res &gt;= 0 &amp;&amp; res &gt; (<span class="keywordtype">int</span>) size)</div><div class="line"><a name="l01875"></a><span class="lineno"> 1875</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: read too many bytes\n&quot;</span>);</div><div class="line"><a name="l01876"></a><span class="lineno"> 1876</span>&#160;</div><div class="line"><a name="l01877"></a><span class="lineno"> 1877</span>&#160;                <span class="keywordflow">return</span> res;</div><div class="line"><a name="l01878"></a><span class="lineno"> 1878</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01879"></a><span class="lineno"> 1879</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01880"></a><span class="lineno"> 1880</span>&#160;        }</div><div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>&#160;}</div><div class="line"><a name="l01882"></a><span class="lineno"> 1882</span>&#160;</div><div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>&#160;<span class="keywordtype">int</span> fuse_fs_write_buf(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01884"></a><span class="lineno"> 1884</span>&#160;                      <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf, off_t off,</div><div class="line"><a name="l01885"></a><span class="lineno"> 1885</span>&#160;                      <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01886"></a><span class="lineno"> 1886</span>&#160;{</div><div class="line"><a name="l01887"></a><span class="lineno"> 1887</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01888"></a><span class="lineno"> 1888</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.write_buf || fs-&gt;op.write) {</div><div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>&#160;                <span class="keywordtype">int</span> res;</div><div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>&#160;                <span class="keywordtype">size_t</span> size = <a class="code" href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a>(buf);</div><div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>&#160;</div><div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>&#160;                assert(buf-&gt;<a class="code" href="structfuse__bufvec.html#a41cc18cb303ee16d20b3ae1ebb0ef830">idx</a> == 0 &amp;&amp; buf-&gt;<a class="code" href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">off</a> == 0);</div><div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01894"></a><span class="lineno"> 1894</span>&#160;                        fprintf(stderr,</div><div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>&#160;                                <span class="stringliteral">&quot;write%s[%llu] %zu bytes to %llu flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l01896"></a><span class="lineno"> 1896</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a984187caa62aafc15abf9ff621667f3d">writepage</a> ? <span class="stringliteral">&quot;page&quot;</span> : <span class="stringliteral">&quot;&quot;</span>,</div><div class="line"><a name="l01897"></a><span class="lineno"> 1897</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>&#160;                                size,</div><div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off,</div><div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>&#160;</div><div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;op.write_buf) {</div><div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>&#160;                        res = fs-&gt;op.write_buf(path, buf, off, fi);</div><div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01905"></a><span class="lineno"> 1905</span>&#160;                        <span class="keywordtype">void</span> *mem = NULL;</div><div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__buf.html">fuse_buf</a> *flatbuf;</div><div class="line"><a name="l01907"></a><span class="lineno"> 1907</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> tmp = FUSE_BUFVEC_INIT(size);</div><div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>&#160;</div><div class="line"><a name="l01909"></a><span class="lineno"> 1909</span>&#160;                        <span class="keywordflow">if</span> (buf-&gt;<a class="code" href="structfuse__bufvec.html#ac303661a9c39ade1feeb05d8238b4ed6">count</a> == 1 &amp;&amp;</div><div class="line"><a name="l01910"></a><span class="lineno"> 1910</span>&#160;                            !(buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> &amp; <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a>)) {</div><div class="line"><a name="l01911"></a><span class="lineno"> 1911</span>&#160;                                flatbuf = &amp;buf-&gt;<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0];</div><div class="line"><a name="l01912"></a><span class="lineno"> 1912</span>&#160;                        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01913"></a><span class="lineno"> 1913</span>&#160;                                res = -ENOMEM;</div><div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>&#160;                                mem = malloc(size);</div><div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>&#160;                                <span class="keywordflow">if</span> (mem == NULL)</div><div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>&#160;                                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l01917"></a><span class="lineno"> 1917</span>&#160;</div><div class="line"><a name="l01918"></a><span class="lineno"> 1918</span>&#160;                                tmp.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = mem;</div><div class="line"><a name="l01919"></a><span class="lineno"> 1919</span>&#160;                                res = <a class="code" href="fuse__common_8h.html#a9ca301390fb5e85b85153abb1891a3f7">fuse_buf_copy</a>(&amp;tmp, buf, 0);</div><div class="line"><a name="l01920"></a><span class="lineno"> 1920</span>&#160;                                <span class="keywordflow">if</span> (res &lt;= 0)</div><div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>&#160;                                        <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>&#160;</div><div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>&#160;                                tmp.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">size</a> = res;</div><div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>&#160;                                flatbuf = &amp;tmp.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0];</div><div class="line"><a name="l01925"></a><span class="lineno"> 1925</span>&#160;                        }</div><div class="line"><a name="l01926"></a><span class="lineno"> 1926</span>&#160;</div><div class="line"><a name="l01927"></a><span class="lineno"> 1927</span>&#160;                        res = fs-&gt;op.write(path, flatbuf-&gt;<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a>, flatbuf-&gt;<a class="code" href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">size</a>,</div><div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>&#160;                                           off, fi);</div><div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>&#160;out_free:</div><div class="line"><a name="l01930"></a><span class="lineno"> 1930</span>&#160;                        free(mem);</div><div class="line"><a name="l01931"></a><span class="lineno"> 1931</span>&#160;                }</div><div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>&#160;out:</div><div class="line"><a name="l01933"></a><span class="lineno"> 1933</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; res &gt;= 0)</div><div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   write%s[%llu] %u bytes to %llu\n&quot;</span>,</div><div class="line"><a name="l01935"></a><span class="lineno"> 1935</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a984187caa62aafc15abf9ff621667f3d">writepage</a> ? <span class="stringliteral">&quot;page&quot;</span> : <span class="stringliteral">&quot;&quot;</span>,</div><div class="line"><a name="l01936"></a><span class="lineno"> 1936</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, res,</div><div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off);</div><div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>&#160;                <span class="keywordflow">if</span> (res &gt; (<span class="keywordtype">int</span>) size)</div><div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: wrote too many bytes\n&quot;</span>);</div><div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>&#160;</div><div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>&#160;                <span class="keywordflow">return</span> res;</div><div class="line"><a name="l01942"></a><span class="lineno"> 1942</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01943"></a><span class="lineno"> 1943</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01944"></a><span class="lineno"> 1944</span>&#160;        }</div><div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>&#160;}</div><div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>&#160;</div><div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>&#160;<span class="keywordtype">int</span> fuse_fs_write(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *mem,</div><div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>&#160;                  <span class="keywordtype">size_t</span> size, off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01949"></a><span class="lineno"> 1949</span>&#160;{</div><div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> bufv = FUSE_BUFVEC_INIT(size);</div><div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>&#160;</div><div class="line"><a name="l01952"></a><span class="lineno"> 1952</span>&#160;        bufv.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = (<span class="keywordtype">void</span> *) mem;</div><div class="line"><a name="l01953"></a><span class="lineno"> 1953</span>&#160;</div><div class="line"><a name="l01954"></a><span class="lineno"> 1954</span>&#160;        <span class="keywordflow">return</span> fuse_fs_write_buf(fs, path, &amp;bufv, off, fi);</div><div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>&#160;}</div><div class="line"><a name="l01956"></a><span class="lineno"> 1956</span>&#160;</div><div class="line"><a name="l01957"></a><span class="lineno"> 1957</span>&#160;<span class="keywordtype">int</span> fuse_fs_fsync(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l01958"></a><span class="lineno"> 1958</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01959"></a><span class="lineno"> 1959</span>&#160;{</div><div class="line"><a name="l01960"></a><span class="lineno"> 1960</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01961"></a><span class="lineno"> 1961</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.fsync) {</div><div class="line"><a name="l01962"></a><span class="lineno"> 1962</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fsync[%llu] datasync: %i\n&quot;</span>,</div><div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, datasync);</div><div class="line"><a name="l01965"></a><span class="lineno"> 1965</span>&#160;</div><div class="line"><a name="l01966"></a><span class="lineno"> 1966</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.fsync(path, datasync, fi);</div><div class="line"><a name="l01967"></a><span class="lineno"> 1967</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01968"></a><span class="lineno"> 1968</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01969"></a><span class="lineno"> 1969</span>&#160;        }</div><div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>&#160;}</div><div class="line"><a name="l01971"></a><span class="lineno"> 1971</span>&#160;</div><div class="line"><a name="l01972"></a><span class="lineno"> 1972</span>&#160;<span class="keywordtype">int</span> fuse_fs_fsyncdir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l01973"></a><span class="lineno"> 1973</span>&#160;                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01974"></a><span class="lineno"> 1974</span>&#160;{</div><div class="line"><a name="l01975"></a><span class="lineno"> 1975</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01976"></a><span class="lineno"> 1976</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.fsyncdir) {</div><div class="line"><a name="l01977"></a><span class="lineno"> 1977</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01978"></a><span class="lineno"> 1978</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fsyncdir[%llu] datasync: %i\n&quot;</span>,</div><div class="line"><a name="l01979"></a><span class="lineno"> 1979</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, datasync);</div><div class="line"><a name="l01980"></a><span class="lineno"> 1980</span>&#160;</div><div class="line"><a name="l01981"></a><span class="lineno"> 1981</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.fsyncdir(path, datasync, fi);</div><div class="line"><a name="l01982"></a><span class="lineno"> 1982</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01984"></a><span class="lineno"> 1984</span>&#160;        }</div><div class="line"><a name="l01985"></a><span class="lineno"> 1985</span>&#160;}</div><div class="line"><a name="l01986"></a><span class="lineno"> 1986</span>&#160;</div><div class="line"><a name="l01987"></a><span class="lineno"> 1987</span>&#160;<span class="keywordtype">int</span> fuse_fs_flush(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l01989"></a><span class="lineno"> 1989</span>&#160;{</div><div class="line"><a name="l01990"></a><span class="lineno"> 1990</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l01991"></a><span class="lineno"> 1991</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.flush) {</div><div class="line"><a name="l01992"></a><span class="lineno"> 1992</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;flush[%llu]\n&quot;</span>,</div><div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>&#160;</div><div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.flush(path, fi);</div><div class="line"><a name="l01997"></a><span class="lineno"> 1997</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l01998"></a><span class="lineno"> 1998</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l01999"></a><span class="lineno"> 1999</span>&#160;        }</div><div class="line"><a name="l02000"></a><span class="lineno"> 2000</span>&#160;}</div><div class="line"><a name="l02001"></a><span class="lineno"> 2001</span>&#160;</div><div class="line"><a name="l02002"></a><span class="lineno"> 2002</span>&#160;<span class="keywordtype">int</span> fuse_fs_statfs(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> statvfs *buf)</div><div class="line"><a name="l02003"></a><span class="lineno"> 2003</span>&#160;{</div><div class="line"><a name="l02004"></a><span class="lineno"> 2004</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02005"></a><span class="lineno"> 2005</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.statfs) {</div><div class="line"><a name="l02006"></a><span class="lineno"> 2006</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02007"></a><span class="lineno"> 2007</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;statfs %s\n&quot;</span>, path);</div><div class="line"><a name="l02008"></a><span class="lineno"> 2008</span>&#160;</div><div class="line"><a name="l02009"></a><span class="lineno"> 2009</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.statfs(path, buf);</div><div class="line"><a name="l02010"></a><span class="lineno"> 2010</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02011"></a><span class="lineno"> 2011</span>&#160;                buf-&gt;f_namemax = 255;</div><div class="line"><a name="l02012"></a><span class="lineno"> 2012</span>&#160;                buf-&gt;f_bsize = 512;</div><div class="line"><a name="l02013"></a><span class="lineno"> 2013</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l02014"></a><span class="lineno"> 2014</span>&#160;        }</div><div class="line"><a name="l02015"></a><span class="lineno"> 2015</span>&#160;}</div><div class="line"><a name="l02016"></a><span class="lineno"> 2016</span>&#160;</div><div class="line"><a name="l02017"></a><span class="lineno"> 2017</span>&#160;<span class="keywordtype">int</span> fuse_fs_releasedir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02018"></a><span class="lineno"> 2018</span>&#160;                       <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02019"></a><span class="lineno"> 2019</span>&#160;{</div><div class="line"><a name="l02020"></a><span class="lineno"> 2020</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02021"></a><span class="lineno"> 2021</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.releasedir) {</div><div class="line"><a name="l02022"></a><span class="lineno"> 2022</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02023"></a><span class="lineno"> 2023</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;releasedir[%llu] flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l02024"></a><span class="lineno"> 2024</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"><a name="l02025"></a><span class="lineno"> 2025</span>&#160;</div><div class="line"><a name="l02026"></a><span class="lineno"> 2026</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.releasedir(path, fi);</div><div class="line"><a name="l02027"></a><span class="lineno"> 2027</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02028"></a><span class="lineno"> 2028</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l02029"></a><span class="lineno"> 2029</span>&#160;        }</div><div class="line"><a name="l02030"></a><span class="lineno"> 2030</span>&#160;}</div><div class="line"><a name="l02031"></a><span class="lineno"> 2031</span>&#160;</div><div class="line"><a name="l02032"></a><span class="lineno"> 2032</span>&#160;<span class="keywordtype">int</span> fuse_fs_readdir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">void</span> *buf,</div><div class="line"><a name="l02033"></a><span class="lineno"> 2033</span>&#160;                    <a class="code" href="fuse_8h.html#a7dd132de66a5cc2add2a4eff5d435660">fuse_fill_dir_t</a> filler, off_t off,</div><div class="line"><a name="l02034"></a><span class="lineno"> 2034</span>&#160;                    <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line"><a name="l02035"></a><span class="lineno"> 2035</span>&#160;                    <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a> flags)</div><div class="line"><a name="l02036"></a><span class="lineno"> 2036</span>&#160;{</div><div class="line"><a name="l02037"></a><span class="lineno"> 2037</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02038"></a><span class="lineno"> 2038</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.readdir) {</div><div class="line"><a name="l02039"></a><span class="lineno"> 2039</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02040"></a><span class="lineno"> 2040</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;readdir%s[%llu] from %llu\n&quot;</span>,</div><div class="line"><a name="l02041"></a><span class="lineno"> 2041</span>&#160;                                (flags &amp; <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074ad62ab7c23f966a76282921e9187ca441">FUSE_READDIR_PLUS</a>) ? <span class="stringliteral">&quot;plus&quot;</span> : <span class="stringliteral">&quot;&quot;</span>,</div><div class="line"><a name="l02042"></a><span class="lineno"> 2042</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l02043"></a><span class="lineno"> 2043</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off);</div><div class="line"><a name="l02044"></a><span class="lineno"> 2044</span>&#160;                }</div><div class="line"><a name="l02045"></a><span class="lineno"> 2045</span>&#160;</div><div class="line"><a name="l02046"></a><span class="lineno"> 2046</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.readdir(path, buf, filler, off, fi, flags);</div><div class="line"><a name="l02047"></a><span class="lineno"> 2047</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02048"></a><span class="lineno"> 2048</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02049"></a><span class="lineno"> 2049</span>&#160;        }</div><div class="line"><a name="l02050"></a><span class="lineno"> 2050</span>&#160;}</div><div class="line"><a name="l02051"></a><span class="lineno"> 2051</span>&#160;</div><div class="line"><a name="l02052"></a><span class="lineno"> 2052</span>&#160;<span class="keywordtype">int</span> fuse_fs_create(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode,</div><div class="line"><a name="l02053"></a><span class="lineno"> 2053</span>&#160;                   <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02054"></a><span class="lineno"> 2054</span>&#160;{</div><div class="line"><a name="l02055"></a><span class="lineno"> 2055</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02056"></a><span class="lineno"> 2056</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.create) {</div><div class="line"><a name="l02057"></a><span class="lineno"> 2057</span>&#160;                <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02058"></a><span class="lineno"> 2058</span>&#160;</div><div class="line"><a name="l02059"></a><span class="lineno"> 2059</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02060"></a><span class="lineno"> 2060</span>&#160;                        fprintf(stderr,</div><div class="line"><a name="l02061"></a><span class="lineno"> 2061</span>&#160;                                <span class="stringliteral">&quot;create flags: 0x%x %s 0%o umask=0%03o\n&quot;</span>,</div><div class="line"><a name="l02062"></a><span class="lineno"> 2062</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>, path, mode,</div><div class="line"><a name="l02063"></a><span class="lineno"> 2063</span>&#160;                                <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;umask);</div><div class="line"><a name="l02064"></a><span class="lineno"> 2064</span>&#160;</div><div class="line"><a name="l02065"></a><span class="lineno"> 2065</span>&#160;                err = fs-&gt;op.create(path, mode, fi);</div><div class="line"><a name="l02066"></a><span class="lineno"> 2066</span>&#160;</div><div class="line"><a name="l02067"></a><span class="lineno"> 2067</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; !err)</div><div class="line"><a name="l02068"></a><span class="lineno"> 2068</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   create[%llu] flags: 0x%x %s\n&quot;</span>,</div><div class="line"><a name="l02069"></a><span class="lineno"> 2069</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>, path);</div><div class="line"><a name="l02070"></a><span class="lineno"> 2070</span>&#160;</div><div class="line"><a name="l02071"></a><span class="lineno"> 2071</span>&#160;                <span class="keywordflow">return</span> err;</div><div class="line"><a name="l02072"></a><span class="lineno"> 2072</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02073"></a><span class="lineno"> 2073</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02074"></a><span class="lineno"> 2074</span>&#160;        }</div><div class="line"><a name="l02075"></a><span class="lineno"> 2075</span>&#160;}</div><div class="line"><a name="l02076"></a><span class="lineno"> 2076</span>&#160;</div><div class="line"><a name="l02077"></a><span class="lineno"> 2077</span>&#160;<span class="keywordtype">int</span> fuse_fs_lock(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02078"></a><span class="lineno"> 2078</span>&#160;                 <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">int</span> cmd, <span class="keyword">struct</span> flock *lock)</div><div class="line"><a name="l02079"></a><span class="lineno"> 2079</span>&#160;{</div><div class="line"><a name="l02080"></a><span class="lineno"> 2080</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02081"></a><span class="lineno"> 2081</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.lock) {</div><div class="line"><a name="l02082"></a><span class="lineno"> 2082</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02083"></a><span class="lineno"> 2083</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;lock[%llu] %s %s start: %llu len: %llu pid: %llu\n&quot;</span>,</div><div class="line"><a name="l02084"></a><span class="lineno"> 2084</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l02085"></a><span class="lineno"> 2085</span>&#160;                                (cmd == F_GETLK ? <span class="stringliteral">&quot;F_GETLK&quot;</span> :</div><div class="line"><a name="l02086"></a><span class="lineno"> 2086</span>&#160;                                 (cmd == F_SETLK ? <span class="stringliteral">&quot;F_SETLK&quot;</span> :</div><div class="line"><a name="l02087"></a><span class="lineno"> 2087</span>&#160;                                  (cmd == F_SETLKW ? <span class="stringliteral">&quot;F_SETLKW&quot;</span> : <span class="stringliteral">&quot;???&quot;</span>))),</div><div class="line"><a name="l02088"></a><span class="lineno"> 2088</span>&#160;                                (lock-&gt;l_type == F_RDLCK ? <span class="stringliteral">&quot;F_RDLCK&quot;</span> :</div><div class="line"><a name="l02089"></a><span class="lineno"> 2089</span>&#160;                                 (lock-&gt;l_type == F_WRLCK ? <span class="stringliteral">&quot;F_WRLCK&quot;</span> :</div><div class="line"><a name="l02090"></a><span class="lineno"> 2090</span>&#160;                                  (lock-&gt;l_type == F_UNLCK ? <span class="stringliteral">&quot;F_UNLCK&quot;</span> :</div><div class="line"><a name="l02091"></a><span class="lineno"> 2091</span>&#160;                                   <span class="stringliteral">&quot;???&quot;</span>))),</div><div class="line"><a name="l02092"></a><span class="lineno"> 2092</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) lock-&gt;l_start,</div><div class="line"><a name="l02093"></a><span class="lineno"> 2093</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) lock-&gt;l_len,</div><div class="line"><a name="l02094"></a><span class="lineno"> 2094</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) lock-&gt;l_pid);</div><div class="line"><a name="l02095"></a><span class="lineno"> 2095</span>&#160;</div><div class="line"><a name="l02096"></a><span class="lineno"> 2096</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.lock(path, fi, cmd, lock);</div><div class="line"><a name="l02097"></a><span class="lineno"> 2097</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02098"></a><span class="lineno"> 2098</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02099"></a><span class="lineno"> 2099</span>&#160;        }</div><div class="line"><a name="l02100"></a><span class="lineno"> 2100</span>&#160;}</div><div class="line"><a name="l02101"></a><span class="lineno"> 2101</span>&#160;</div><div class="line"><a name="l02102"></a><span class="lineno"> 2102</span>&#160;<span class="keywordtype">int</span> fuse_fs_flock(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02103"></a><span class="lineno"> 2103</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">int</span> op)</div><div class="line"><a name="l02104"></a><span class="lineno"> 2104</span>&#160;{</div><div class="line"><a name="l02105"></a><span class="lineno"> 2105</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02106"></a><span class="lineno"> 2106</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.flock) {</div><div class="line"><a name="l02107"></a><span class="lineno"> 2107</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02108"></a><span class="lineno"> 2108</span>&#160;                        <span class="keywordtype">int</span> xop = op &amp; ~LOCK_NB;</div><div class="line"><a name="l02109"></a><span class="lineno"> 2109</span>&#160;</div><div class="line"><a name="l02110"></a><span class="lineno"> 2110</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;lock[%llu] %s%s\n&quot;</span>,</div><div class="line"><a name="l02111"></a><span class="lineno"> 2111</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>,</div><div class="line"><a name="l02112"></a><span class="lineno"> 2112</span>&#160;                                xop == LOCK_SH ? <span class="stringliteral">&quot;LOCK_SH&quot;</span> :</div><div class="line"><a name="l02113"></a><span class="lineno"> 2113</span>&#160;                                (xop == LOCK_EX ? <span class="stringliteral">&quot;LOCK_EX&quot;</span> :</div><div class="line"><a name="l02114"></a><span class="lineno"> 2114</span>&#160;                                 (xop == LOCK_UN ? <span class="stringliteral">&quot;LOCK_UN&quot;</span> : <span class="stringliteral">&quot;???&quot;</span>)),</div><div class="line"><a name="l02115"></a><span class="lineno"> 2115</span>&#160;                                (op &amp; LOCK_NB) ? <span class="stringliteral">&quot;|LOCK_NB&quot;</span> : <span class="stringliteral">&quot;&quot;</span>);</div><div class="line"><a name="l02116"></a><span class="lineno"> 2116</span>&#160;                }</div><div class="line"><a name="l02117"></a><span class="lineno"> 2117</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.flock(path, fi, op);</div><div class="line"><a name="l02118"></a><span class="lineno"> 2118</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02119"></a><span class="lineno"> 2119</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02120"></a><span class="lineno"> 2120</span>&#160;        }</div><div class="line"><a name="l02121"></a><span class="lineno"> 2121</span>&#160;}</div><div class="line"><a name="l02122"></a><span class="lineno"> 2122</span>&#160;</div><div class="line"><a name="l02123"></a><span class="lineno"> 2123</span>&#160;<span class="keywordtype">int</span> fuse_fs_chown(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, uid_t uid,</div><div class="line"><a name="l02124"></a><span class="lineno"> 2124</span>&#160;                  gid_t gid, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02125"></a><span class="lineno"> 2125</span>&#160;{</div><div class="line"><a name="l02126"></a><span class="lineno"> 2126</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02127"></a><span class="lineno"> 2127</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.chown) {</div><div class="line"><a name="l02128"></a><span class="lineno"> 2128</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02129"></a><span class="lineno"> 2129</span>&#160;                        <span class="keywordtype">char</span> buf[10];</div><div class="line"><a name="l02130"></a><span class="lineno"> 2130</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;chown[%s] %s %lu %lu\n&quot;</span>,</div><div class="line"><a name="l02131"></a><span class="lineno"> 2131</span>&#160;                                file_info_string(fi, buf, <span class="keyword">sizeof</span>(buf)),</div><div class="line"><a name="l02132"></a><span class="lineno"> 2132</span>&#160;                                path, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) uid, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) gid);</div><div class="line"><a name="l02133"></a><span class="lineno"> 2133</span>&#160;                }</div><div class="line"><a name="l02134"></a><span class="lineno"> 2134</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.chown(path, uid, gid, fi);</div><div class="line"><a name="l02135"></a><span class="lineno"> 2135</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02136"></a><span class="lineno"> 2136</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02137"></a><span class="lineno"> 2137</span>&#160;        }</div><div class="line"><a name="l02138"></a><span class="lineno"> 2138</span>&#160;}</div><div class="line"><a name="l02139"></a><span class="lineno"> 2139</span>&#160;</div><div class="line"><a name="l02140"></a><span class="lineno"> 2140</span>&#160;<span class="keywordtype">int</span> fuse_fs_truncate(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, off_t size,</div><div class="line"><a name="l02141"></a><span class="lineno"> 2141</span>&#160;                      <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02142"></a><span class="lineno"> 2142</span>&#160;{</div><div class="line"><a name="l02143"></a><span class="lineno"> 2143</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02144"></a><span class="lineno"> 2144</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.truncate) {</div><div class="line"><a name="l02145"></a><span class="lineno"> 2145</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02146"></a><span class="lineno"> 2146</span>&#160;                        <span class="keywordtype">char</span> buf[10];</div><div class="line"><a name="l02147"></a><span class="lineno"> 2147</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;truncate[%s] %llu\n&quot;</span>,</div><div class="line"><a name="l02148"></a><span class="lineno"> 2148</span>&#160;                                file_info_string(fi, buf, <span class="keyword">sizeof</span>(buf)),</div><div class="line"><a name="l02149"></a><span class="lineno"> 2149</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) size);</div><div class="line"><a name="l02150"></a><span class="lineno"> 2150</span>&#160;                }</div><div class="line"><a name="l02151"></a><span class="lineno"> 2151</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.truncate(path, size, fi);</div><div class="line"><a name="l02152"></a><span class="lineno"> 2152</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02153"></a><span class="lineno"> 2153</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02154"></a><span class="lineno"> 2154</span>&#160;        }</div><div class="line"><a name="l02155"></a><span class="lineno"> 2155</span>&#160;}</div><div class="line"><a name="l02156"></a><span class="lineno"> 2156</span>&#160;</div><div class="line"><a name="l02157"></a><span class="lineno"> 2157</span>&#160;<span class="keywordtype">int</span> fuse_fs_utimens(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02158"></a><span class="lineno"> 2158</span>&#160;                    <span class="keyword">const</span> <span class="keyword">struct</span> timespec tv[2], <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02159"></a><span class="lineno"> 2159</span>&#160;{</div><div class="line"><a name="l02160"></a><span class="lineno"> 2160</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02161"></a><span class="lineno"> 2161</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.utimens) {</div><div class="line"><a name="l02162"></a><span class="lineno"> 2162</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02163"></a><span class="lineno"> 2163</span>&#160;                        <span class="keywordtype">char</span> buf[10];</div><div class="line"><a name="l02164"></a><span class="lineno"> 2164</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;utimens[%s] %s %li.%09lu %li.%09lu\n&quot;</span>,</div><div class="line"><a name="l02165"></a><span class="lineno"> 2165</span>&#160;                                file_info_string(fi, buf, <span class="keyword">sizeof</span>(buf)),</div><div class="line"><a name="l02166"></a><span class="lineno"> 2166</span>&#160;                                path, tv[0].tv_sec, tv[0].tv_nsec,</div><div class="line"><a name="l02167"></a><span class="lineno"> 2167</span>&#160;                                tv[1].tv_sec, tv[1].tv_nsec);</div><div class="line"><a name="l02168"></a><span class="lineno"> 2168</span>&#160;                }</div><div class="line"><a name="l02169"></a><span class="lineno"> 2169</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.utimens(path, tv, fi);</div><div class="line"><a name="l02170"></a><span class="lineno"> 2170</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02171"></a><span class="lineno"> 2171</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02172"></a><span class="lineno"> 2172</span>&#160;        }</div><div class="line"><a name="l02173"></a><span class="lineno"> 2173</span>&#160;}</div><div class="line"><a name="l02174"></a><span class="lineno"> 2174</span>&#160;</div><div class="line"><a name="l02175"></a><span class="lineno"> 2175</span>&#160;<span class="keywordtype">int</span> fuse_fs_access(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> mask)</div><div class="line"><a name="l02176"></a><span class="lineno"> 2176</span>&#160;{</div><div class="line"><a name="l02177"></a><span class="lineno"> 2177</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02178"></a><span class="lineno"> 2178</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.access) {</div><div class="line"><a name="l02179"></a><span class="lineno"> 2179</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02180"></a><span class="lineno"> 2180</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;access %s 0%o\n&quot;</span>, path, mask);</div><div class="line"><a name="l02181"></a><span class="lineno"> 2181</span>&#160;</div><div class="line"><a name="l02182"></a><span class="lineno"> 2182</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.access(path, mask);</div><div class="line"><a name="l02183"></a><span class="lineno"> 2183</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02184"></a><span class="lineno"> 2184</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02185"></a><span class="lineno"> 2185</span>&#160;        }</div><div class="line"><a name="l02186"></a><span class="lineno"> 2186</span>&#160;}</div><div class="line"><a name="l02187"></a><span class="lineno"> 2187</span>&#160;</div><div class="line"><a name="l02188"></a><span class="lineno"> 2188</span>&#160;<span class="keywordtype">int</span> fuse_fs_readlink(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *buf,</div><div class="line"><a name="l02189"></a><span class="lineno"> 2189</span>&#160;                     <span class="keywordtype">size_t</span> len)</div><div class="line"><a name="l02190"></a><span class="lineno"> 2190</span>&#160;{</div><div class="line"><a name="l02191"></a><span class="lineno"> 2191</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02192"></a><span class="lineno"> 2192</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.readlink) {</div><div class="line"><a name="l02193"></a><span class="lineno"> 2193</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02194"></a><span class="lineno"> 2194</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;readlink %s %lu\n&quot;</span>, path,</div><div class="line"><a name="l02195"></a><span class="lineno"> 2195</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) len);</div><div class="line"><a name="l02196"></a><span class="lineno"> 2196</span>&#160;</div><div class="line"><a name="l02197"></a><span class="lineno"> 2197</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.readlink(path, buf, len);</div><div class="line"><a name="l02198"></a><span class="lineno"> 2198</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02199"></a><span class="lineno"> 2199</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02200"></a><span class="lineno"> 2200</span>&#160;        }</div><div class="line"><a name="l02201"></a><span class="lineno"> 2201</span>&#160;}</div><div class="line"><a name="l02202"></a><span class="lineno"> 2202</span>&#160;</div><div class="line"><a name="l02203"></a><span class="lineno"> 2203</span>&#160;<span class="keywordtype">int</span> fuse_fs_mknod(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode,</div><div class="line"><a name="l02204"></a><span class="lineno"> 2204</span>&#160;                  dev_t rdev)</div><div class="line"><a name="l02205"></a><span class="lineno"> 2205</span>&#160;{</div><div class="line"><a name="l02206"></a><span class="lineno"> 2206</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02207"></a><span class="lineno"> 2207</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.mknod) {</div><div class="line"><a name="l02208"></a><span class="lineno"> 2208</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02209"></a><span class="lineno"> 2209</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;mknod %s 0%o 0x%llx umask=0%03o\n&quot;</span>,</div><div class="line"><a name="l02210"></a><span class="lineno"> 2210</span>&#160;                                path, mode, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) rdev,</div><div class="line"><a name="l02211"></a><span class="lineno"> 2211</span>&#160;                                <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;umask);</div><div class="line"><a name="l02212"></a><span class="lineno"> 2212</span>&#160;</div><div class="line"><a name="l02213"></a><span class="lineno"> 2213</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.mknod(path, mode, rdev);</div><div class="line"><a name="l02214"></a><span class="lineno"> 2214</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02215"></a><span class="lineno"> 2215</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02216"></a><span class="lineno"> 2216</span>&#160;        }</div><div class="line"><a name="l02217"></a><span class="lineno"> 2217</span>&#160;}</div><div class="line"><a name="l02218"></a><span class="lineno"> 2218</span>&#160;</div><div class="line"><a name="l02219"></a><span class="lineno"> 2219</span>&#160;<span class="keywordtype">int</span> fuse_fs_mkdir(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode)</div><div class="line"><a name="l02220"></a><span class="lineno"> 2220</span>&#160;{</div><div class="line"><a name="l02221"></a><span class="lineno"> 2221</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02222"></a><span class="lineno"> 2222</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.mkdir) {</div><div class="line"><a name="l02223"></a><span class="lineno"> 2223</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02224"></a><span class="lineno"> 2224</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;mkdir %s 0%o umask=0%03o\n&quot;</span>,</div><div class="line"><a name="l02225"></a><span class="lineno"> 2225</span>&#160;                                path, mode, <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;umask);</div><div class="line"><a name="l02226"></a><span class="lineno"> 2226</span>&#160;</div><div class="line"><a name="l02227"></a><span class="lineno"> 2227</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.mkdir(path, mode);</div><div class="line"><a name="l02228"></a><span class="lineno"> 2228</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02229"></a><span class="lineno"> 2229</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02230"></a><span class="lineno"> 2230</span>&#160;        }</div><div class="line"><a name="l02231"></a><span class="lineno"> 2231</span>&#160;}</div><div class="line"><a name="l02232"></a><span class="lineno"> 2232</span>&#160;</div><div class="line"><a name="l02233"></a><span class="lineno"> 2233</span>&#160;<span class="keywordtype">int</span> fuse_fs_setxattr(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l02234"></a><span class="lineno"> 2234</span>&#160;                     <span class="keyword">const</span> <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size, <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l02235"></a><span class="lineno"> 2235</span>&#160;{</div><div class="line"><a name="l02236"></a><span class="lineno"> 2236</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02237"></a><span class="lineno"> 2237</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.setxattr) {</div><div class="line"><a name="l02238"></a><span class="lineno"> 2238</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02239"></a><span class="lineno"> 2239</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;setxattr %s %s %lu 0x%x\n&quot;</span>,</div><div class="line"><a name="l02240"></a><span class="lineno"> 2240</span>&#160;                                path, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) size, flags);</div><div class="line"><a name="l02241"></a><span class="lineno"> 2241</span>&#160;</div><div class="line"><a name="l02242"></a><span class="lineno"> 2242</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.setxattr(path, name, value, size, flags);</div><div class="line"><a name="l02243"></a><span class="lineno"> 2243</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02244"></a><span class="lineno"> 2244</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02245"></a><span class="lineno"> 2245</span>&#160;        }</div><div class="line"><a name="l02246"></a><span class="lineno"> 2246</span>&#160;}</div><div class="line"><a name="l02247"></a><span class="lineno"> 2247</span>&#160;</div><div class="line"><a name="l02248"></a><span class="lineno"> 2248</span>&#160;<span class="keywordtype">int</span> fuse_fs_getxattr(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l02249"></a><span class="lineno"> 2249</span>&#160;                     <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l02250"></a><span class="lineno"> 2250</span>&#160;{</div><div class="line"><a name="l02251"></a><span class="lineno"> 2251</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02252"></a><span class="lineno"> 2252</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.getxattr) {</div><div class="line"><a name="l02253"></a><span class="lineno"> 2253</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02254"></a><span class="lineno"> 2254</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;getxattr %s %s %lu\n&quot;</span>,</div><div class="line"><a name="l02255"></a><span class="lineno"> 2255</span>&#160;                                path, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) size);</div><div class="line"><a name="l02256"></a><span class="lineno"> 2256</span>&#160;</div><div class="line"><a name="l02257"></a><span class="lineno"> 2257</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.getxattr(path, name, value, size);</div><div class="line"><a name="l02258"></a><span class="lineno"> 2258</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02259"></a><span class="lineno"> 2259</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02260"></a><span class="lineno"> 2260</span>&#160;        }</div><div class="line"><a name="l02261"></a><span class="lineno"> 2261</span>&#160;}</div><div class="line"><a name="l02262"></a><span class="lineno"> 2262</span>&#160;</div><div class="line"><a name="l02263"></a><span class="lineno"> 2263</span>&#160;<span class="keywordtype">int</span> fuse_fs_listxattr(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *list,</div><div class="line"><a name="l02264"></a><span class="lineno"> 2264</span>&#160;                      <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l02265"></a><span class="lineno"> 2265</span>&#160;{</div><div class="line"><a name="l02266"></a><span class="lineno"> 2266</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02267"></a><span class="lineno"> 2267</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.listxattr) {</div><div class="line"><a name="l02268"></a><span class="lineno"> 2268</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02269"></a><span class="lineno"> 2269</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;listxattr %s %lu\n&quot;</span>,</div><div class="line"><a name="l02270"></a><span class="lineno"> 2270</span>&#160;                                path, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) size);</div><div class="line"><a name="l02271"></a><span class="lineno"> 2271</span>&#160;</div><div class="line"><a name="l02272"></a><span class="lineno"> 2272</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.listxattr(path, list, size);</div><div class="line"><a name="l02273"></a><span class="lineno"> 2273</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02274"></a><span class="lineno"> 2274</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02275"></a><span class="lineno"> 2275</span>&#160;        }</div><div class="line"><a name="l02276"></a><span class="lineno"> 2276</span>&#160;}</div><div class="line"><a name="l02277"></a><span class="lineno"> 2277</span>&#160;</div><div class="line"><a name="l02278"></a><span class="lineno"> 2278</span>&#160;<span class="keywordtype">int</span> fuse_fs_bmap(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">size_t</span> blocksize,</div><div class="line"><a name="l02279"></a><span class="lineno"> 2279</span>&#160;                 uint64_t *<a class="code" href="structfuse__bufvec.html#a41cc18cb303ee16d20b3ae1ebb0ef830">idx</a>)</div><div class="line"><a name="l02280"></a><span class="lineno"> 2280</span>&#160;{</div><div class="line"><a name="l02281"></a><span class="lineno"> 2281</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02282"></a><span class="lineno"> 2282</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.bmap) {</div><div class="line"><a name="l02283"></a><span class="lineno"> 2283</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02284"></a><span class="lineno"> 2284</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;bmap %s blocksize: %lu index: %llu\n&quot;</span>,</div><div class="line"><a name="l02285"></a><span class="lineno"> 2285</span>&#160;                                path, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) blocksize,</div><div class="line"><a name="l02286"></a><span class="lineno"> 2286</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) *idx);</div><div class="line"><a name="l02287"></a><span class="lineno"> 2287</span>&#160;</div><div class="line"><a name="l02288"></a><span class="lineno"> 2288</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.bmap(path, blocksize, idx);</div><div class="line"><a name="l02289"></a><span class="lineno"> 2289</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02290"></a><span class="lineno"> 2290</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02291"></a><span class="lineno"> 2291</span>&#160;        }</div><div class="line"><a name="l02292"></a><span class="lineno"> 2292</span>&#160;}</div><div class="line"><a name="l02293"></a><span class="lineno"> 2293</span>&#160;</div><div class="line"><a name="l02294"></a><span class="lineno"> 2294</span>&#160;<span class="keywordtype">int</span> fuse_fs_removexattr(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l02295"></a><span class="lineno"> 2295</span>&#160;{</div><div class="line"><a name="l02296"></a><span class="lineno"> 2296</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02297"></a><span class="lineno"> 2297</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.removexattr) {</div><div class="line"><a name="l02298"></a><span class="lineno"> 2298</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02299"></a><span class="lineno"> 2299</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;removexattr %s %s\n&quot;</span>, path, name);</div><div class="line"><a name="l02300"></a><span class="lineno"> 2300</span>&#160;</div><div class="line"><a name="l02301"></a><span class="lineno"> 2301</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.removexattr(path, name);</div><div class="line"><a name="l02302"></a><span class="lineno"> 2302</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02303"></a><span class="lineno"> 2303</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02304"></a><span class="lineno"> 2304</span>&#160;        }</div><div class="line"><a name="l02305"></a><span class="lineno"> 2305</span>&#160;}</div><div class="line"><a name="l02306"></a><span class="lineno"> 2306</span>&#160;</div><div class="line"><a name="l02307"></a><span class="lineno"> 2307</span>&#160;<span class="keywordtype">int</span> fuse_fs_ioctl(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> cmd, <span class="keywordtype">void</span> *arg,</div><div class="line"><a name="l02308"></a><span class="lineno"> 2308</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags, <span class="keywordtype">void</span> *data)</div><div class="line"><a name="l02309"></a><span class="lineno"> 2309</span>&#160;{</div><div class="line"><a name="l02310"></a><span class="lineno"> 2310</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02311"></a><span class="lineno"> 2311</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.ioctl) {</div><div class="line"><a name="l02312"></a><span class="lineno"> 2312</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02313"></a><span class="lineno"> 2313</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;ioctl[%llu] 0x%x flags: 0x%x\n&quot;</span>,</div><div class="line"><a name="l02314"></a><span class="lineno"> 2314</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, cmd, flags);</div><div class="line"><a name="l02315"></a><span class="lineno"> 2315</span>&#160;</div><div class="line"><a name="l02316"></a><span class="lineno"> 2316</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.ioctl(path, cmd, arg, fi, flags, data);</div><div class="line"><a name="l02317"></a><span class="lineno"> 2317</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02318"></a><span class="lineno"> 2318</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02319"></a><span class="lineno"> 2319</span>&#160;}</div><div class="line"><a name="l02320"></a><span class="lineno"> 2320</span>&#160;</div><div class="line"><a name="l02321"></a><span class="lineno"> 2321</span>&#160;<span class="keywordtype">int</span> fuse_fs_poll(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02322"></a><span class="lineno"> 2322</span>&#160;                 <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keyword">struct</span> fuse_pollhandle *ph,</div><div class="line"><a name="l02323"></a><span class="lineno"> 2323</span>&#160;                 <span class="keywordtype">unsigned</span> *reventsp)</div><div class="line"><a name="l02324"></a><span class="lineno"> 2324</span>&#160;{</div><div class="line"><a name="l02325"></a><span class="lineno"> 2325</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02326"></a><span class="lineno"> 2326</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.poll) {</div><div class="line"><a name="l02327"></a><span class="lineno"> 2327</span>&#160;                <span class="keywordtype">int</span> res;</div><div class="line"><a name="l02328"></a><span class="lineno"> 2328</span>&#160;</div><div class="line"><a name="l02329"></a><span class="lineno"> 2329</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02330"></a><span class="lineno"> 2330</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;poll[%llu] ph: %p, events 0x%x\n&quot;</span>,</div><div class="line"><a name="l02331"></a><span class="lineno"> 2331</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, ph,</div><div class="line"><a name="l02332"></a><span class="lineno"> 2332</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a51b0d5928ec6112456d2aa50f2c35001">poll_events</a>);</div><div class="line"><a name="l02333"></a><span class="lineno"> 2333</span>&#160;</div><div class="line"><a name="l02334"></a><span class="lineno"> 2334</span>&#160;                res = fs-&gt;op.poll(path, fi, ph, reventsp);</div><div class="line"><a name="l02335"></a><span class="lineno"> 2335</span>&#160;</div><div class="line"><a name="l02336"></a><span class="lineno"> 2336</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug &amp;&amp; !res)</div><div class="line"><a name="l02337"></a><span class="lineno"> 2337</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   poll[%llu] revents: 0x%x\n&quot;</span>,</div><div class="line"><a name="l02338"></a><span class="lineno"> 2338</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, *reventsp);</div><div class="line"><a name="l02339"></a><span class="lineno"> 2339</span>&#160;</div><div class="line"><a name="l02340"></a><span class="lineno"> 2340</span>&#160;                <span class="keywordflow">return</span> res;</div><div class="line"><a name="l02341"></a><span class="lineno"> 2341</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02342"></a><span class="lineno"> 2342</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02343"></a><span class="lineno"> 2343</span>&#160;}</div><div class="line"><a name="l02344"></a><span class="lineno"> 2344</span>&#160;</div><div class="line"><a name="l02345"></a><span class="lineno"> 2345</span>&#160;<span class="keywordtype">int</span> fuse_fs_fallocate(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> mode,</div><div class="line"><a name="l02346"></a><span class="lineno"> 2346</span>&#160;                off_t offset, off_t length, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02347"></a><span class="lineno"> 2347</span>&#160;{</div><div class="line"><a name="l02348"></a><span class="lineno"> 2348</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02349"></a><span class="lineno"> 2349</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.fallocate) {</div><div class="line"><a name="l02350"></a><span class="lineno"> 2350</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02351"></a><span class="lineno"> 2351</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fallocate %s mode %x, offset: %llu, length: %llu\n&quot;</span>,</div><div class="line"><a name="l02352"></a><span class="lineno"> 2352</span>&#160;                                path,</div><div class="line"><a name="l02353"></a><span class="lineno"> 2353</span>&#160;                                mode,</div><div class="line"><a name="l02354"></a><span class="lineno"> 2354</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) offset,</div><div class="line"><a name="l02355"></a><span class="lineno"> 2355</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) length);</div><div class="line"><a name="l02356"></a><span class="lineno"> 2356</span>&#160;</div><div class="line"><a name="l02357"></a><span class="lineno"> 2357</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.fallocate(path, mode, offset, length, fi);</div><div class="line"><a name="l02358"></a><span class="lineno"> 2358</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02359"></a><span class="lineno"> 2359</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02360"></a><span class="lineno"> 2360</span>&#160;}</div><div class="line"><a name="l02361"></a><span class="lineno"> 2361</span>&#160;</div><div class="line"><a name="l02362"></a><span class="lineno"> 2362</span>&#160;ssize_t fuse_fs_copy_file_range(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path_in,</div><div class="line"><a name="l02363"></a><span class="lineno"> 2363</span>&#160;                                <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_in, off_t off_in,</div><div class="line"><a name="l02364"></a><span class="lineno"> 2364</span>&#160;                                <span class="keyword">const</span> <span class="keywordtype">char</span> *path_out,</div><div class="line"><a name="l02365"></a><span class="lineno"> 2365</span>&#160;                                <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, off_t off_out,</div><div class="line"><a name="l02366"></a><span class="lineno"> 2366</span>&#160;                                <span class="keywordtype">size_t</span> len, <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l02367"></a><span class="lineno"> 2367</span>&#160;{</div><div class="line"><a name="l02368"></a><span class="lineno"> 2368</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02369"></a><span class="lineno"> 2369</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.copy_file_range) {</div><div class="line"><a name="l02370"></a><span class="lineno"> 2370</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug)</div><div class="line"><a name="l02371"></a><span class="lineno"> 2371</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;copy_file_range from %s:%llu to &quot;</span></div><div class="line"><a name="l02372"></a><span class="lineno"> 2372</span>&#160;                                        <span class="stringliteral">&quot;%s:%llu, length: %llu\n&quot;</span>,</div><div class="line"><a name="l02373"></a><span class="lineno"> 2373</span>&#160;                                path_in,</div><div class="line"><a name="l02374"></a><span class="lineno"> 2374</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off_in,</div><div class="line"><a name="l02375"></a><span class="lineno"> 2375</span>&#160;                                path_out,</div><div class="line"><a name="l02376"></a><span class="lineno"> 2376</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) off_out,</div><div class="line"><a name="l02377"></a><span class="lineno"> 2377</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) len);</div><div class="line"><a name="l02378"></a><span class="lineno"> 2378</span>&#160;</div><div class="line"><a name="l02379"></a><span class="lineno"> 2379</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.copy_file_range(path_in, fi_in, off_in, path_out,</div><div class="line"><a name="l02380"></a><span class="lineno"> 2380</span>&#160;                                              fi_out, off_out, len, flags);</div><div class="line"><a name="l02381"></a><span class="lineno"> 2381</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02382"></a><span class="lineno"> 2382</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02383"></a><span class="lineno"> 2383</span>&#160;}</div><div class="line"><a name="l02384"></a><span class="lineno"> 2384</span>&#160;</div><div class="line"><a name="l02385"></a><span class="lineno"> 2385</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> is_open(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> dir, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l02386"></a><span class="lineno"> 2386</span>&#160;{</div><div class="line"><a name="l02387"></a><span class="lineno"> 2387</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l02388"></a><span class="lineno"> 2388</span>&#160;        <span class="keywordtype">int</span> isopen = 0;</div><div class="line"><a name="l02389"></a><span class="lineno"> 2389</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02390"></a><span class="lineno"> 2390</span>&#160;        node = lookup_node(f, dir, name);</div><div class="line"><a name="l02391"></a><span class="lineno"> 2391</span>&#160;        <span class="keywordflow">if</span> (node &amp;&amp; node-&gt;open_count &gt; 0)</div><div class="line"><a name="l02392"></a><span class="lineno"> 2392</span>&#160;                isopen = 1;</div><div class="line"><a name="l02393"></a><span class="lineno"> 2393</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02394"></a><span class="lineno"> 2394</span>&#160;        <span class="keywordflow">return</span> isopen;</div><div class="line"><a name="l02395"></a><span class="lineno"> 2395</span>&#160;}</div><div class="line"><a name="l02396"></a><span class="lineno"> 2396</span>&#160;</div><div class="line"><a name="l02397"></a><span class="lineno"> 2397</span>&#160;<span class="keyword">static</span> <span class="keywordtype">char</span> *hidden_name(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> dir, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldname,</div><div class="line"><a name="l02398"></a><span class="lineno"> 2398</span>&#160;                         <span class="keywordtype">char</span> *newname, <span class="keywordtype">size_t</span> bufsize)</div><div class="line"><a name="l02399"></a><span class="lineno"> 2399</span>&#160;{</div><div class="line"><a name="l02400"></a><span class="lineno"> 2400</span>&#160;        <span class="keyword">struct </span>stat buf;</div><div class="line"><a name="l02401"></a><span class="lineno"> 2401</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l02402"></a><span class="lineno"> 2402</span>&#160;        <span class="keyword">struct </span>node *newnode;</div><div class="line"><a name="l02403"></a><span class="lineno"> 2403</span>&#160;        <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l02404"></a><span class="lineno"> 2404</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l02405"></a><span class="lineno"> 2405</span>&#160;        <span class="keywordtype">int</span> failctr = 10;</div><div class="line"><a name="l02406"></a><span class="lineno"> 2406</span>&#160;</div><div class="line"><a name="l02407"></a><span class="lineno"> 2407</span>&#160;        <span class="keywordflow">do</span> {</div><div class="line"><a name="l02408"></a><span class="lineno"> 2408</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02409"></a><span class="lineno"> 2409</span>&#160;                node = lookup_node(f, dir, oldname);</div><div class="line"><a name="l02410"></a><span class="lineno"> 2410</span>&#160;                <span class="keywordflow">if</span> (node == NULL) {</div><div class="line"><a name="l02411"></a><span class="lineno"> 2411</span>&#160;                        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02412"></a><span class="lineno"> 2412</span>&#160;                        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l02413"></a><span class="lineno"> 2413</span>&#160;                }</div><div class="line"><a name="l02414"></a><span class="lineno"> 2414</span>&#160;                <span class="keywordflow">do</span> {</div><div class="line"><a name="l02415"></a><span class="lineno"> 2415</span>&#160;                        f-&gt;hidectr ++;</div><div class="line"><a name="l02416"></a><span class="lineno"> 2416</span>&#160;                        snprintf(newname, bufsize, <span class="stringliteral">&quot;.fuse_hidden%08x%08x&quot;</span>,</div><div class="line"><a name="l02417"></a><span class="lineno"> 2417</span>&#160;                                 (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>) node-&gt;nodeid, f-&gt;hidectr);</div><div class="line"><a name="l02418"></a><span class="lineno"> 2418</span>&#160;                        newnode = lookup_node(f, dir, newname);</div><div class="line"><a name="l02419"></a><span class="lineno"> 2419</span>&#160;                } <span class="keywordflow">while</span>(newnode);</div><div class="line"><a name="l02420"></a><span class="lineno"> 2420</span>&#160;</div><div class="line"><a name="l02421"></a><span class="lineno"> 2421</span>&#160;                res = try_get_path(f, dir, newname, &amp;newpath, NULL, <span class="keyword">false</span>);</div><div class="line"><a name="l02422"></a><span class="lineno"> 2422</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02423"></a><span class="lineno"> 2423</span>&#160;                <span class="keywordflow">if</span> (res)</div><div class="line"><a name="l02424"></a><span class="lineno"> 2424</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l02425"></a><span class="lineno"> 2425</span>&#160;</div><div class="line"><a name="l02426"></a><span class="lineno"> 2426</span>&#160;                memset(&amp;buf, 0, <span class="keyword">sizeof</span>(buf));</div><div class="line"><a name="l02427"></a><span class="lineno"> 2427</span>&#160;                res = fuse_fs_getattr(f-&gt;fs, newpath, &amp;buf, NULL);</div><div class="line"><a name="l02428"></a><span class="lineno"> 2428</span>&#160;                <span class="keywordflow">if</span> (res == -ENOENT)</div><div class="line"><a name="l02429"></a><span class="lineno"> 2429</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l02430"></a><span class="lineno"> 2430</span>&#160;                free(newpath);</div><div class="line"><a name="l02431"></a><span class="lineno"> 2431</span>&#160;                newpath = NULL;</div><div class="line"><a name="l02432"></a><span class="lineno"> 2432</span>&#160;        } <span class="keywordflow">while</span>(res == 0 &amp;&amp; --failctr);</div><div class="line"><a name="l02433"></a><span class="lineno"> 2433</span>&#160;</div><div class="line"><a name="l02434"></a><span class="lineno"> 2434</span>&#160;        <span class="keywordflow">return</span> newpath;</div><div class="line"><a name="l02435"></a><span class="lineno"> 2435</span>&#160;}</div><div class="line"><a name="l02436"></a><span class="lineno"> 2436</span>&#160;</div><div class="line"><a name="l02437"></a><span class="lineno"> 2437</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> hide_node(<span class="keyword">struct</span> fuse *f, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldpath,</div><div class="line"><a name="l02438"></a><span class="lineno"> 2438</span>&#160;                     <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> dir, <span class="keyword">const</span> <span class="keywordtype">char</span> *oldname)</div><div class="line"><a name="l02439"></a><span class="lineno"> 2439</span>&#160;{</div><div class="line"><a name="l02440"></a><span class="lineno"> 2440</span>&#160;        <span class="keywordtype">char</span> newname[64];</div><div class="line"><a name="l02441"></a><span class="lineno"> 2441</span>&#160;        <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l02442"></a><span class="lineno"> 2442</span>&#160;        <span class="keywordtype">int</span> err = -EBUSY;</div><div class="line"><a name="l02443"></a><span class="lineno"> 2443</span>&#160;</div><div class="line"><a name="l02444"></a><span class="lineno"> 2444</span>&#160;        newpath = hidden_name(f, dir, oldname, newname, <span class="keyword">sizeof</span>(newname));</div><div class="line"><a name="l02445"></a><span class="lineno"> 2445</span>&#160;        <span class="keywordflow">if</span> (newpath) {</div><div class="line"><a name="l02446"></a><span class="lineno"> 2446</span>&#160;                err = fuse_fs_rename(f-&gt;fs, oldpath, newpath, 0);</div><div class="line"><a name="l02447"></a><span class="lineno"> 2447</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l02448"></a><span class="lineno"> 2448</span>&#160;                        err = rename_node(f, dir, oldname, dir, newname, 1);</div><div class="line"><a name="l02449"></a><span class="lineno"> 2449</span>&#160;                free(newpath);</div><div class="line"><a name="l02450"></a><span class="lineno"> 2450</span>&#160;        }</div><div class="line"><a name="l02451"></a><span class="lineno"> 2451</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l02452"></a><span class="lineno"> 2452</span>&#160;}</div><div class="line"><a name="l02453"></a><span class="lineno"> 2453</span>&#160;</div><div class="line"><a name="l02454"></a><span class="lineno"> 2454</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> mtime_eq(<span class="keyword">const</span> <span class="keyword">struct</span> stat *stbuf, <span class="keyword">const</span> <span class="keyword">struct</span> timespec *ts)</div><div class="line"><a name="l02455"></a><span class="lineno"> 2455</span>&#160;{</div><div class="line"><a name="l02456"></a><span class="lineno"> 2456</span>&#160;        <span class="keywordflow">return</span> stbuf-&gt;st_mtime == ts-&gt;tv_sec &amp;&amp;</div><div class="line"><a name="l02457"></a><span class="lineno"> 2457</span>&#160;                ST_MTIM_NSEC(stbuf) == ts-&gt;tv_nsec;</div><div class="line"><a name="l02458"></a><span class="lineno"> 2458</span>&#160;}</div><div class="line"><a name="l02459"></a><span class="lineno"> 2459</span>&#160;</div><div class="line"><a name="l02460"></a><span class="lineno"> 2460</span>&#160;<span class="preprocessor">#ifndef CLOCK_MONOTONIC</span></div><div class="line"><a name="l02461"></a><span class="lineno"> 2461</span>&#160;<span class="preprocessor">#define CLOCK_MONOTONIC CLOCK_REALTIME</span></div><div class="line"><a name="l02462"></a><span class="lineno"> 2462</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l02463"></a><span class="lineno"> 2463</span>&#160;</div><div class="line"><a name="l02464"></a><span class="lineno"> 2464</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> curr_time(<span class="keyword">struct</span> timespec *now)</div><div class="line"><a name="l02465"></a><span class="lineno"> 2465</span>&#160;{</div><div class="line"><a name="l02466"></a><span class="lineno"> 2466</span>&#160;        <span class="keyword">static</span> clockid_t clockid = CLOCK_MONOTONIC;</div><div class="line"><a name="l02467"></a><span class="lineno"> 2467</span>&#160;        <span class="keywordtype">int</span> res = clock_gettime(clockid, now);</div><div class="line"><a name="l02468"></a><span class="lineno"> 2468</span>&#160;        <span class="keywordflow">if</span> (res == -1 &amp;&amp; errno == EINVAL) {</div><div class="line"><a name="l02469"></a><span class="lineno"> 2469</span>&#160;                clockid = CLOCK_REALTIME;</div><div class="line"><a name="l02470"></a><span class="lineno"> 2470</span>&#160;                res = clock_gettime(clockid, now);</div><div class="line"><a name="l02471"></a><span class="lineno"> 2471</span>&#160;        }</div><div class="line"><a name="l02472"></a><span class="lineno"> 2472</span>&#160;        <span class="keywordflow">if</span> (res == -1) {</div><div class="line"><a name="l02473"></a><span class="lineno"> 2473</span>&#160;                perror(<span class="stringliteral">&quot;fuse: clock_gettime&quot;</span>);</div><div class="line"><a name="l02474"></a><span class="lineno"> 2474</span>&#160;                abort();</div><div class="line"><a name="l02475"></a><span class="lineno"> 2475</span>&#160;        }</div><div class="line"><a name="l02476"></a><span class="lineno"> 2476</span>&#160;}</div><div class="line"><a name="l02477"></a><span class="lineno"> 2477</span>&#160;</div><div class="line"><a name="l02478"></a><span class="lineno"> 2478</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> update_stat(<span class="keyword">struct</span> node *node, <span class="keyword">const</span> <span class="keyword">struct</span> stat *stbuf)</div><div class="line"><a name="l02479"></a><span class="lineno"> 2479</span>&#160;{</div><div class="line"><a name="l02480"></a><span class="lineno"> 2480</span>&#160;        <span class="keywordflow">if</span> (node-&gt;cache_valid &amp;&amp; (!mtime_eq(stbuf, &amp;node-&gt;mtime) ||</div><div class="line"><a name="l02481"></a><span class="lineno"> 2481</span>&#160;                                  stbuf-&gt;st_size != node-&gt;size))</div><div class="line"><a name="l02482"></a><span class="lineno"> 2482</span>&#160;                node-&gt;cache_valid = 0;</div><div class="line"><a name="l02483"></a><span class="lineno"> 2483</span>&#160;        node-&gt;mtime.tv_sec = stbuf-&gt;st_mtime;</div><div class="line"><a name="l02484"></a><span class="lineno"> 2484</span>&#160;        node-&gt;mtime.tv_nsec = ST_MTIM_NSEC(stbuf);</div><div class="line"><a name="l02485"></a><span class="lineno"> 2485</span>&#160;        node-&gt;size = stbuf-&gt;st_size;</div><div class="line"><a name="l02486"></a><span class="lineno"> 2486</span>&#160;        curr_time(&amp;node-&gt;stat_updated);</div><div class="line"><a name="l02487"></a><span class="lineno"> 2487</span>&#160;}</div><div class="line"><a name="l02488"></a><span class="lineno"> 2488</span>&#160;</div><div class="line"><a name="l02489"></a><span class="lineno"> 2489</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> do_lookup(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l02490"></a><span class="lineno"> 2490</span>&#160;                     <span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> *e)</div><div class="line"><a name="l02491"></a><span class="lineno"> 2491</span>&#160;{</div><div class="line"><a name="l02492"></a><span class="lineno"> 2492</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l02493"></a><span class="lineno"> 2493</span>&#160;</div><div class="line"><a name="l02494"></a><span class="lineno"> 2494</span>&#160;        node = find_node(f, nodeid, name);</div><div class="line"><a name="l02495"></a><span class="lineno"> 2495</span>&#160;        <span class="keywordflow">if</span> (node == NULL)</div><div class="line"><a name="l02496"></a><span class="lineno"> 2496</span>&#160;                <span class="keywordflow">return</span> -ENOMEM;</div><div class="line"><a name="l02497"></a><span class="lineno"> 2497</span>&#160;</div><div class="line"><a name="l02498"></a><span class="lineno"> 2498</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = node-&gt;nodeid;</div><div class="line"><a name="l02499"></a><span class="lineno"> 2499</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#a4c673ec62c76f7d63d326407beb1b463">generation</a> = node-&gt;generation;</div><div class="line"><a name="l02500"></a><span class="lineno"> 2500</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = f-&gt;conf.entry_timeout;</div><div class="line"><a name="l02501"></a><span class="lineno"> 2501</span>&#160;        e-&gt;<a class="code" href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">attr_timeout</a> = f-&gt;conf.attr_timeout;</div><div class="line"><a name="l02502"></a><span class="lineno"> 2502</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.auto_cache) {</div><div class="line"><a name="l02503"></a><span class="lineno"> 2503</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02504"></a><span class="lineno"> 2504</span>&#160;                update_stat(node, &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>);</div><div class="line"><a name="l02505"></a><span class="lineno"> 2505</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02506"></a><span class="lineno"> 2506</span>&#160;        }</div><div class="line"><a name="l02507"></a><span class="lineno"> 2507</span>&#160;        set_stat(f, e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>, &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>);</div><div class="line"><a name="l02508"></a><span class="lineno"> 2508</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l02509"></a><span class="lineno"> 2509</span>&#160;}</div><div class="line"><a name="l02510"></a><span class="lineno"> 2510</span>&#160;</div><div class="line"><a name="l02511"></a><span class="lineno"> 2511</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> lookup_path(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid,</div><div class="line"><a name="l02512"></a><span class="lineno"> 2512</span>&#160;                       <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l02513"></a><span class="lineno"> 2513</span>&#160;                       <span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> *e, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02514"></a><span class="lineno"> 2514</span>&#160;{</div><div class="line"><a name="l02515"></a><span class="lineno"> 2515</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l02516"></a><span class="lineno"> 2516</span>&#160;</div><div class="line"><a name="l02517"></a><span class="lineno"> 2517</span>&#160;        memset(e, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a>));</div><div class="line"><a name="l02518"></a><span class="lineno"> 2518</span>&#160;        res = fuse_fs_getattr(f-&gt;fs, path, &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>, fi);</div><div class="line"><a name="l02519"></a><span class="lineno"> 2519</span>&#160;        <span class="keywordflow">if</span> (res == 0) {</div><div class="line"><a name="l02520"></a><span class="lineno"> 2520</span>&#160;                res = do_lookup(f, nodeid, name, e);</div><div class="line"><a name="l02521"></a><span class="lineno"> 2521</span>&#160;                <span class="keywordflow">if</span> (res == 0 &amp;&amp; f-&gt;conf.debug) {</div><div class="line"><a name="l02522"></a><span class="lineno"> 2522</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;   NODEID: %llu\n&quot;</span>,</div><div class="line"><a name="l02523"></a><span class="lineno"> 2523</span>&#160;                                (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"><a name="l02524"></a><span class="lineno"> 2524</span>&#160;                }</div><div class="line"><a name="l02525"></a><span class="lineno"> 2525</span>&#160;        }</div><div class="line"><a name="l02526"></a><span class="lineno"> 2526</span>&#160;        <span class="keywordflow">return</span> res;</div><div class="line"><a name="l02527"></a><span class="lineno"> 2527</span>&#160;}</div><div class="line"><a name="l02528"></a><span class="lineno"> 2528</span>&#160;</div><div class="line"><a name="l02529"></a><span class="lineno"> 2529</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>fuse_context_i *fuse_get_context_internal(<span class="keywordtype">void</span>)</div><div class="line"><a name="l02530"></a><span class="lineno"> 2530</span>&#160;{</div><div class="line"><a name="l02531"></a><span class="lineno"> 2531</span>&#160;        <span class="keywordflow">return</span> (<span class="keyword">struct</span> fuse_context_i *) pthread_getspecific(fuse_context_key);</div><div class="line"><a name="l02532"></a><span class="lineno"> 2532</span>&#160;}</div><div class="line"><a name="l02533"></a><span class="lineno"> 2533</span>&#160;</div><div class="line"><a name="l02534"></a><span class="lineno"> 2534</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>fuse_context_i *fuse_create_context(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l02535"></a><span class="lineno"> 2535</span>&#160;{</div><div class="line"><a name="l02536"></a><span class="lineno"> 2536</span>&#160;        <span class="keyword">struct </span>fuse_context_i *c = fuse_get_context_internal();</div><div class="line"><a name="l02537"></a><span class="lineno"> 2537</span>&#160;        <span class="keywordflow">if</span> (c == NULL) {</div><div class="line"><a name="l02538"></a><span class="lineno"> 2538</span>&#160;                c = (<span class="keyword">struct </span>fuse_context_i *)</div><div class="line"><a name="l02539"></a><span class="lineno"> 2539</span>&#160;                        calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_context_i));</div><div class="line"><a name="l02540"></a><span class="lineno"> 2540</span>&#160;                <span class="keywordflow">if</span> (c == NULL) {</div><div class="line"><a name="l02541"></a><span class="lineno"> 2541</span>&#160;                        <span class="comment">/* This is hard to deal with properly, so just</span></div><div class="line"><a name="l02542"></a><span class="lineno"> 2542</span>&#160;<span class="comment">                           abort.  If memory is so low that the</span></div><div class="line"><a name="l02543"></a><span class="lineno"> 2543</span>&#160;<span class="comment">                           context cannot be allocated, there&#39;s not</span></div><div class="line"><a name="l02544"></a><span class="lineno"> 2544</span>&#160;<span class="comment">                           much hope for the filesystem anyway */</span></div><div class="line"><a name="l02545"></a><span class="lineno"> 2545</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate thread specific data\n&quot;</span>);</div><div class="line"><a name="l02546"></a><span class="lineno"> 2546</span>&#160;                        abort();</div><div class="line"><a name="l02547"></a><span class="lineno"> 2547</span>&#160;                }</div><div class="line"><a name="l02548"></a><span class="lineno"> 2548</span>&#160;                pthread_setspecific(fuse_context_key, c);</div><div class="line"><a name="l02549"></a><span class="lineno"> 2549</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02550"></a><span class="lineno"> 2550</span>&#160;                memset(c, 0, <span class="keyword">sizeof</span>(*c));</div><div class="line"><a name="l02551"></a><span class="lineno"> 2551</span>&#160;        }</div><div class="line"><a name="l02552"></a><span class="lineno"> 2552</span>&#160;        c-&gt;ctx.fuse = f;</div><div class="line"><a name="l02553"></a><span class="lineno"> 2553</span>&#160;</div><div class="line"><a name="l02554"></a><span class="lineno"> 2554</span>&#160;        <span class="keywordflow">return</span> c;</div><div class="line"><a name="l02555"></a><span class="lineno"> 2555</span>&#160;}</div><div class="line"><a name="l02556"></a><span class="lineno"> 2556</span>&#160;</div><div class="line"><a name="l02557"></a><span class="lineno"> 2557</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_freecontext(<span class="keywordtype">void</span> *data)</div><div class="line"><a name="l02558"></a><span class="lineno"> 2558</span>&#160;{</div><div class="line"><a name="l02559"></a><span class="lineno"> 2559</span>&#160;        free(data);</div><div class="line"><a name="l02560"></a><span class="lineno"> 2560</span>&#160;}</div><div class="line"><a name="l02561"></a><span class="lineno"> 2561</span>&#160;</div><div class="line"><a name="l02562"></a><span class="lineno"> 2562</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_create_context_key(<span class="keywordtype">void</span>)</div><div class="line"><a name="l02563"></a><span class="lineno"> 2563</span>&#160;{</div><div class="line"><a name="l02564"></a><span class="lineno"> 2564</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l02565"></a><span class="lineno"> 2565</span>&#160;        pthread_mutex_lock(&amp;fuse_context_lock);</div><div class="line"><a name="l02566"></a><span class="lineno"> 2566</span>&#160;        <span class="keywordflow">if</span> (!fuse_context_ref) {</div><div class="line"><a name="l02567"></a><span class="lineno"> 2567</span>&#160;                err = pthread_key_create(&amp;fuse_context_key, fuse_freecontext);</div><div class="line"><a name="l02568"></a><span class="lineno"> 2568</span>&#160;                <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l02569"></a><span class="lineno"> 2569</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to create thread specific key: %s\n&quot;</span>,</div><div class="line"><a name="l02570"></a><span class="lineno"> 2570</span>&#160;                                strerror(err));</div><div class="line"><a name="l02571"></a><span class="lineno"> 2571</span>&#160;                        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l02572"></a><span class="lineno"> 2572</span>&#160;                        <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l02573"></a><span class="lineno"> 2573</span>&#160;                }</div><div class="line"><a name="l02574"></a><span class="lineno"> 2574</span>&#160;        }</div><div class="line"><a name="l02575"></a><span class="lineno"> 2575</span>&#160;        fuse_context_ref++;</div><div class="line"><a name="l02576"></a><span class="lineno"> 2576</span>&#160;        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l02577"></a><span class="lineno"> 2577</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l02578"></a><span class="lineno"> 2578</span>&#160;}</div><div class="line"><a name="l02579"></a><span class="lineno"> 2579</span>&#160;</div><div class="line"><a name="l02580"></a><span class="lineno"> 2580</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_delete_context_key(<span class="keywordtype">void</span>)</div><div class="line"><a name="l02581"></a><span class="lineno"> 2581</span>&#160;{</div><div class="line"><a name="l02582"></a><span class="lineno"> 2582</span>&#160;        pthread_mutex_lock(&amp;fuse_context_lock);</div><div class="line"><a name="l02583"></a><span class="lineno"> 2583</span>&#160;        fuse_context_ref--;</div><div class="line"><a name="l02584"></a><span class="lineno"> 2584</span>&#160;        <span class="keywordflow">if</span> (!fuse_context_ref) {</div><div class="line"><a name="l02585"></a><span class="lineno"> 2585</span>&#160;                free(pthread_getspecific(fuse_context_key));</div><div class="line"><a name="l02586"></a><span class="lineno"> 2586</span>&#160;                pthread_key_delete(fuse_context_key);</div><div class="line"><a name="l02587"></a><span class="lineno"> 2587</span>&#160;        }</div><div class="line"><a name="l02588"></a><span class="lineno"> 2588</span>&#160;        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l02589"></a><span class="lineno"> 2589</span>&#160;}</div><div class="line"><a name="l02590"></a><span class="lineno"> 2590</span>&#160;</div><div class="line"><a name="l02591"></a><span class="lineno"> 2591</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>fuse *req_fuse_prepare(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line"><a name="l02592"></a><span class="lineno"> 2592</span>&#160;{</div><div class="line"><a name="l02593"></a><span class="lineno"> 2593</span>&#160;        <span class="keyword">struct </span>fuse_context_i *c = fuse_create_context(req_fuse(req));</div><div class="line"><a name="l02594"></a><span class="lineno"> 2594</span>&#160;        <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__ctx.html">fuse_ctx</a> *ctx = <a class="code" href="fuse__lowlevel_8h.html#ad1d1963190eb93ae5667d32d2b387ca1">fuse_req_ctx</a>(req);</div><div class="line"><a name="l02595"></a><span class="lineno"> 2595</span>&#160;        c-&gt;req = req;</div><div class="line"><a name="l02596"></a><span class="lineno"> 2596</span>&#160;        c-&gt;ctx.uid = ctx-&gt;<a class="code" href="structfuse__ctx.html#abf920c4533df81789fd284aa05ee5771">uid</a>;</div><div class="line"><a name="l02597"></a><span class="lineno"> 2597</span>&#160;        c-&gt;ctx.gid = ctx-&gt;<a class="code" href="structfuse__ctx.html#a923348304ee26adb3a43c31a4bac9583">gid</a>;</div><div class="line"><a name="l02598"></a><span class="lineno"> 2598</span>&#160;        c-&gt;ctx.pid = ctx-&gt;<a class="code" href="structfuse__ctx.html#a056667c9ce324cb56b833e981aef8b5b">pid</a>;</div><div class="line"><a name="l02599"></a><span class="lineno"> 2599</span>&#160;        c-&gt;ctx.umask = ctx-&gt;<a class="code" href="structfuse__ctx.html#aa6932619b51a5bfe4d1362ac4c1d2ce8">umask</a>;</div><div class="line"><a name="l02600"></a><span class="lineno"> 2600</span>&#160;        <span class="keywordflow">return</span> c-&gt;ctx.fuse;</div><div class="line"><a name="l02601"></a><span class="lineno"> 2601</span>&#160;}</div><div class="line"><a name="l02602"></a><span class="lineno"> 2602</span>&#160;</div><div class="line"><a name="l02603"></a><span class="lineno"> 2603</span>&#160;<span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> reply_err(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keywordtype">int</span> err)</div><div class="line"><a name="l02604"></a><span class="lineno"> 2604</span>&#160;{</div><div class="line"><a name="l02605"></a><span class="lineno"> 2605</span>&#160;        <span class="comment">/* fuse_reply_err() uses non-negated errno values */</span></div><div class="line"><a name="l02606"></a><span class="lineno"> 2606</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, -err);</div><div class="line"><a name="l02607"></a><span class="lineno"> 2607</span>&#160;}</div><div class="line"><a name="l02608"></a><span class="lineno"> 2608</span>&#160;</div><div class="line"><a name="l02609"></a><span class="lineno"> 2609</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> reply_entry(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> *e,</div><div class="line"><a name="l02610"></a><span class="lineno"> 2610</span>&#160;                        <span class="keywordtype">int</span> err)</div><div class="line"><a name="l02611"></a><span class="lineno"> 2611</span>&#160;{</div><div class="line"><a name="l02612"></a><span class="lineno"> 2612</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02613"></a><span class="lineno"> 2613</span>&#160;                <span class="keyword">struct </span>fuse *f = req_fuse(req);</div><div class="line"><a name="l02614"></a><span class="lineno"> 2614</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, e) == -ENOENT) {</div><div class="line"><a name="l02615"></a><span class="lineno"> 2615</span>&#160;                        <span class="comment">/* Skip forget for negative result */</span></div><div class="line"><a name="l02616"></a><span class="lineno"> 2616</span>&#160;                        <span class="keywordflow">if</span>  (e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> != 0)</div><div class="line"><a name="l02617"></a><span class="lineno"> 2617</span>&#160;                                forget_node(f, e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>, 1);</div><div class="line"><a name="l02618"></a><span class="lineno"> 2618</span>&#160;                }</div><div class="line"><a name="l02619"></a><span class="lineno"> 2619</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02620"></a><span class="lineno"> 2620</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l02621"></a><span class="lineno"> 2621</span>&#160;}</div><div class="line"><a name="l02622"></a><span class="lineno"> 2622</span>&#160;</div><div class="line"><a name="l02623"></a><span class="lineno"> 2623</span>&#160;<span class="keywordtype">void</span> fuse_fs_init(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">struct</span> <a class="code" href="structfuse__conn__info.html">fuse_conn_info</a> *conn,</div><div class="line"><a name="l02624"></a><span class="lineno"> 2624</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__config.html">fuse_config</a> *cfg)</div><div class="line"><a name="l02625"></a><span class="lineno"> 2625</span>&#160;{</div><div class="line"><a name="l02626"></a><span class="lineno"> 2626</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02627"></a><span class="lineno"> 2627</span>&#160;        <span class="keywordflow">if</span> (!fs-&gt;op.write_buf)</div><div class="line"><a name="l02628"></a><span class="lineno"> 2628</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> &amp;= ~<a class="code" href="fuse__common_8h.html#a2f8a51bc70841ab691660413836a9a14">FUSE_CAP_SPLICE_READ</a>;</div><div class="line"><a name="l02629"></a><span class="lineno"> 2629</span>&#160;        <span class="keywordflow">if</span> (!fs-&gt;op.lock)</div><div class="line"><a name="l02630"></a><span class="lineno"> 2630</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> &amp;= ~<a class="code" href="fuse__common_8h.html#a76f6b481e6a7c519fea9250daef6177a">FUSE_CAP_POSIX_LOCKS</a>;</div><div class="line"><a name="l02631"></a><span class="lineno"> 2631</span>&#160;        <span class="keywordflow">if</span> (!fs-&gt;op.flock)</div><div class="line"><a name="l02632"></a><span class="lineno"> 2632</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> &amp;= ~<a class="code" href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a>;</div><div class="line"><a name="l02633"></a><span class="lineno"> 2633</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.init)</div><div class="line"><a name="l02634"></a><span class="lineno"> 2634</span>&#160;                fs-&gt;user_data = fs-&gt;op.init(conn, cfg);</div><div class="line"><a name="l02635"></a><span class="lineno"> 2635</span>&#160;}</div><div class="line"><a name="l02636"></a><span class="lineno"> 2636</span>&#160;</div><div class="line"><a name="l02637"></a><span class="lineno"> 2637</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_init(<span class="keywordtype">void</span> *data, <span class="keyword">struct</span> <a class="code" href="structfuse__conn__info.html">fuse_conn_info</a> *conn)</div><div class="line"><a name="l02638"></a><span class="lineno"> 2638</span>&#160;{</div><div class="line"><a name="l02639"></a><span class="lineno"> 2639</span>&#160;        <span class="keyword">struct </span>fuse *f = (<span class="keyword">struct </span>fuse *) data;</div><div class="line"><a name="l02640"></a><span class="lineno"> 2640</span>&#160;</div><div class="line"><a name="l02641"></a><span class="lineno"> 2641</span>&#160;        fuse_create_context(f);</div><div class="line"><a name="l02642"></a><span class="lineno"> 2642</span>&#160;        <span class="keywordflow">if</span>(conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>)</div><div class="line"><a name="l02643"></a><span class="lineno"> 2643</span>&#160;                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>;</div><div class="line"><a name="l02644"></a><span class="lineno"> 2644</span>&#160;        fuse_fs_init(f-&gt;fs, conn, &amp;f-&gt;conf);</div><div class="line"><a name="l02645"></a><span class="lineno"> 2645</span>&#160;}</div><div class="line"><a name="l02646"></a><span class="lineno"> 2646</span>&#160;</div><div class="line"><a name="l02647"></a><span class="lineno"> 2647</span>&#160;<span class="keywordtype">void</span> fuse_fs_destroy(<span class="keyword">struct</span> fuse_fs *fs)</div><div class="line"><a name="l02648"></a><span class="lineno"> 2648</span>&#160;{</div><div class="line"><a name="l02649"></a><span class="lineno"> 2649</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02650"></a><span class="lineno"> 2650</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.destroy)</div><div class="line"><a name="l02651"></a><span class="lineno"> 2651</span>&#160;                fs-&gt;op.destroy(fs-&gt;user_data);</div><div class="line"><a name="l02652"></a><span class="lineno"> 2652</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;m)</div><div class="line"><a name="l02653"></a><span class="lineno"> 2653</span>&#160;                fuse_put_module(fs-&gt;m);</div><div class="line"><a name="l02654"></a><span class="lineno"> 2654</span>&#160;        free(fs);</div><div class="line"><a name="l02655"></a><span class="lineno"> 2655</span>&#160;}</div><div class="line"><a name="l02656"></a><span class="lineno"> 2656</span>&#160;</div><div class="line"><a name="l02657"></a><span class="lineno"> 2657</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_destroy(<span class="keywordtype">void</span> *data)</div><div class="line"><a name="l02658"></a><span class="lineno"> 2658</span>&#160;{</div><div class="line"><a name="l02659"></a><span class="lineno"> 2659</span>&#160;        <span class="keyword">struct </span>fuse *f = (<span class="keyword">struct </span>fuse *) data;</div><div class="line"><a name="l02660"></a><span class="lineno"> 2660</span>&#160;</div><div class="line"><a name="l02661"></a><span class="lineno"> 2661</span>&#160;        fuse_create_context(f);</div><div class="line"><a name="l02662"></a><span class="lineno"> 2662</span>&#160;        fuse_fs_destroy(f-&gt;fs);</div><div class="line"><a name="l02663"></a><span class="lineno"> 2663</span>&#160;        f-&gt;fs = NULL;</div><div class="line"><a name="l02664"></a><span class="lineno"> 2664</span>&#160;}</div><div class="line"><a name="l02665"></a><span class="lineno"> 2665</span>&#160;</div><div class="line"><a name="l02666"></a><span class="lineno"> 2666</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_lookup(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l02667"></a><span class="lineno"> 2667</span>&#160;                            <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l02668"></a><span class="lineno"> 2668</span>&#160;{</div><div class="line"><a name="l02669"></a><span class="lineno"> 2669</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02670"></a><span class="lineno"> 2670</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l02671"></a><span class="lineno"> 2671</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02672"></a><span class="lineno"> 2672</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02673"></a><span class="lineno"> 2673</span>&#160;        <span class="keyword">struct </span>node *dot = NULL;</div><div class="line"><a name="l02674"></a><span class="lineno"> 2674</span>&#160;</div><div class="line"><a name="l02675"></a><span class="lineno"> 2675</span>&#160;        <span class="keywordflow">if</span> (name[0] == <span class="charliteral">&#39;.&#39;</span>) {</div><div class="line"><a name="l02676"></a><span class="lineno"> 2676</span>&#160;                <span class="keywordtype">int</span> len = strlen(name);</div><div class="line"><a name="l02677"></a><span class="lineno"> 2677</span>&#160;</div><div class="line"><a name="l02678"></a><span class="lineno"> 2678</span>&#160;                <span class="keywordflow">if</span> (len == 1 || (name[1] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; len == 2)) {</div><div class="line"><a name="l02679"></a><span class="lineno"> 2679</span>&#160;                        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02680"></a><span class="lineno"> 2680</span>&#160;                        <span class="keywordflow">if</span> (len == 1) {</div><div class="line"><a name="l02681"></a><span class="lineno"> 2681</span>&#160;                                <span class="keywordflow">if</span> (f-&gt;conf.debug)</div><div class="line"><a name="l02682"></a><span class="lineno"> 2682</span>&#160;                                        fprintf(stderr, <span class="stringliteral">&quot;LOOKUP-DOT\n&quot;</span>);</div><div class="line"><a name="l02683"></a><span class="lineno"> 2683</span>&#160;                                dot = get_node_nocheck(f, parent);</div><div class="line"><a name="l02684"></a><span class="lineno"> 2684</span>&#160;                                <span class="keywordflow">if</span> (dot == NULL) {</div><div class="line"><a name="l02685"></a><span class="lineno"> 2685</span>&#160;                                        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02686"></a><span class="lineno"> 2686</span>&#160;                                        reply_entry(req, &amp;e, -ESTALE);</div><div class="line"><a name="l02687"></a><span class="lineno"> 2687</span>&#160;                                        <span class="keywordflow">return</span>;</div><div class="line"><a name="l02688"></a><span class="lineno"> 2688</span>&#160;                                }</div><div class="line"><a name="l02689"></a><span class="lineno"> 2689</span>&#160;                                dot-&gt;refctr++;</div><div class="line"><a name="l02690"></a><span class="lineno"> 2690</span>&#160;                        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l02691"></a><span class="lineno"> 2691</span>&#160;                                <span class="keywordflow">if</span> (f-&gt;conf.debug)</div><div class="line"><a name="l02692"></a><span class="lineno"> 2692</span>&#160;                                        fprintf(stderr, <span class="stringliteral">&quot;LOOKUP-DOTDOT\n&quot;</span>);</div><div class="line"><a name="l02693"></a><span class="lineno"> 2693</span>&#160;                                parent = get_node(f, parent)-&gt;parent-&gt;nodeid;</div><div class="line"><a name="l02694"></a><span class="lineno"> 2694</span>&#160;                        }</div><div class="line"><a name="l02695"></a><span class="lineno"> 2695</span>&#160;                        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02696"></a><span class="lineno"> 2696</span>&#160;                        name = NULL;</div><div class="line"><a name="l02697"></a><span class="lineno"> 2697</span>&#160;                }</div><div class="line"><a name="l02698"></a><span class="lineno"> 2698</span>&#160;        }</div><div class="line"><a name="l02699"></a><span class="lineno"> 2699</span>&#160;</div><div class="line"><a name="l02700"></a><span class="lineno"> 2700</span>&#160;        err = get_path_name(f, parent, name, &amp;path);</div><div class="line"><a name="l02701"></a><span class="lineno"> 2701</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02702"></a><span class="lineno"> 2702</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02703"></a><span class="lineno"> 2703</span>&#160;                <span class="keywordflow">if</span> (f-&gt;conf.debug)</div><div class="line"><a name="l02704"></a><span class="lineno"> 2704</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;LOOKUP %s\n&quot;</span>, path);</div><div class="line"><a name="l02705"></a><span class="lineno"> 2705</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02706"></a><span class="lineno"> 2706</span>&#160;                err = lookup_path(f, parent, name, path, &amp;e, NULL);</div><div class="line"><a name="l02707"></a><span class="lineno"> 2707</span>&#160;                <span class="keywordflow">if</span> (err == -ENOENT &amp;&amp; f-&gt;conf.negative_timeout != 0.0) {</div><div class="line"><a name="l02708"></a><span class="lineno"> 2708</span>&#160;                        e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = 0;</div><div class="line"><a name="l02709"></a><span class="lineno"> 2709</span>&#160;                        e.<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = f-&gt;conf.negative_timeout;</div><div class="line"><a name="l02710"></a><span class="lineno"> 2710</span>&#160;                        err = 0;</div><div class="line"><a name="l02711"></a><span class="lineno"> 2711</span>&#160;                }</div><div class="line"><a name="l02712"></a><span class="lineno"> 2712</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02713"></a><span class="lineno"> 2713</span>&#160;                free_path(f, parent, path);</div><div class="line"><a name="l02714"></a><span class="lineno"> 2714</span>&#160;        }</div><div class="line"><a name="l02715"></a><span class="lineno"> 2715</span>&#160;        <span class="keywordflow">if</span> (dot) {</div><div class="line"><a name="l02716"></a><span class="lineno"> 2716</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02717"></a><span class="lineno"> 2717</span>&#160;                unref_node(f, dot);</div><div class="line"><a name="l02718"></a><span class="lineno"> 2718</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02719"></a><span class="lineno"> 2719</span>&#160;        }</div><div class="line"><a name="l02720"></a><span class="lineno"> 2720</span>&#160;        reply_entry(req, &amp;e, err);</div><div class="line"><a name="l02721"></a><span class="lineno"> 2721</span>&#160;}</div><div class="line"><a name="l02722"></a><span class="lineno"> 2722</span>&#160;</div><div class="line"><a name="l02723"></a><span class="lineno"> 2723</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> do_forget(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line"><a name="l02724"></a><span class="lineno"> 2724</span>&#160;{</div><div class="line"><a name="l02725"></a><span class="lineno"> 2725</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.debug)</div><div class="line"><a name="l02726"></a><span class="lineno"> 2726</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;FORGET %llu/%llu\n&quot;</span>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>)ino,</div><div class="line"><a name="l02727"></a><span class="lineno"> 2727</span>&#160;                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) nlookup);</div><div class="line"><a name="l02728"></a><span class="lineno"> 2728</span>&#160;        forget_node(f, ino, nlookup);</div><div class="line"><a name="l02729"></a><span class="lineno"> 2729</span>&#160;}</div><div class="line"><a name="l02730"></a><span class="lineno"> 2730</span>&#160;</div><div class="line"><a name="l02731"></a><span class="lineno"> 2731</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_forget(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line"><a name="l02732"></a><span class="lineno"> 2732</span>&#160;{</div><div class="line"><a name="l02733"></a><span class="lineno"> 2733</span>&#160;        do_forget(req_fuse(req), ino, nlookup);</div><div class="line"><a name="l02734"></a><span class="lineno"> 2734</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line"><a name="l02735"></a><span class="lineno"> 2735</span>&#160;}</div><div class="line"><a name="l02736"></a><span class="lineno"> 2736</span>&#160;</div><div class="line"><a name="l02737"></a><span class="lineno"> 2737</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_forget_multi(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keywordtype">size_t</span> count,</div><div class="line"><a name="l02738"></a><span class="lineno"> 2738</span>&#160;                                  <span class="keyword">struct</span> fuse_forget_data *forgets)</div><div class="line"><a name="l02739"></a><span class="lineno"> 2739</span>&#160;{</div><div class="line"><a name="l02740"></a><span class="lineno"> 2740</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse(req);</div><div class="line"><a name="l02741"></a><span class="lineno"> 2741</span>&#160;        <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l02742"></a><span class="lineno"> 2742</span>&#160;</div><div class="line"><a name="l02743"></a><span class="lineno"> 2743</span>&#160;        <span class="keywordflow">for</span> (i = 0; i &lt; count; i++)</div><div class="line"><a name="l02744"></a><span class="lineno"> 2744</span>&#160;                do_forget(f, forgets[i].ino, forgets[i].nlookup);</div><div class="line"><a name="l02745"></a><span class="lineno"> 2745</span>&#160;</div><div class="line"><a name="l02746"></a><span class="lineno"> 2746</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line"><a name="l02747"></a><span class="lineno"> 2747</span>&#160;}</div><div class="line"><a name="l02748"></a><span class="lineno"> 2748</span>&#160;</div><div class="line"><a name="l02749"></a><span class="lineno"> 2749</span>&#160;</div><div class="line"><a name="l02750"></a><span class="lineno"> 2750</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_getattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l02751"></a><span class="lineno"> 2751</span>&#160;                             <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02752"></a><span class="lineno"> 2752</span>&#160;{</div><div class="line"><a name="l02753"></a><span class="lineno"> 2753</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02754"></a><span class="lineno"> 2754</span>&#160;        <span class="keyword">struct </span>stat buf;</div><div class="line"><a name="l02755"></a><span class="lineno"> 2755</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02756"></a><span class="lineno"> 2756</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02757"></a><span class="lineno"> 2757</span>&#160;</div><div class="line"><a name="l02758"></a><span class="lineno"> 2758</span>&#160;        memset(&amp;buf, 0, <span class="keyword">sizeof</span>(buf));</div><div class="line"><a name="l02759"></a><span class="lineno"> 2759</span>&#160;</div><div class="line"><a name="l02760"></a><span class="lineno"> 2760</span>&#160;        <span class="keywordflow">if</span> (fi != NULL)</div><div class="line"><a name="l02761"></a><span class="lineno"> 2761</span>&#160;                err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l02762"></a><span class="lineno"> 2762</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l02763"></a><span class="lineno"> 2763</span>&#160;                err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l02764"></a><span class="lineno"> 2764</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02765"></a><span class="lineno"> 2765</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02766"></a><span class="lineno"> 2766</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02767"></a><span class="lineno"> 2767</span>&#160;                err = fuse_fs_getattr(f-&gt;fs, path, &amp;buf, fi);</div><div class="line"><a name="l02768"></a><span class="lineno"> 2768</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02769"></a><span class="lineno"> 2769</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l02770"></a><span class="lineno"> 2770</span>&#160;        }</div><div class="line"><a name="l02771"></a><span class="lineno"> 2771</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02772"></a><span class="lineno"> 2772</span>&#160;                <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l02773"></a><span class="lineno"> 2773</span>&#160;</div><div class="line"><a name="l02774"></a><span class="lineno"> 2774</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02775"></a><span class="lineno"> 2775</span>&#160;                node = get_node(f, ino);</div><div class="line"><a name="l02776"></a><span class="lineno"> 2776</span>&#160;                <span class="keywordflow">if</span> (node-&gt;is_hidden &amp;&amp; buf.st_nlink &gt; 0)</div><div class="line"><a name="l02777"></a><span class="lineno"> 2777</span>&#160;                        buf.st_nlink--;</div><div class="line"><a name="l02778"></a><span class="lineno"> 2778</span>&#160;                <span class="keywordflow">if</span> (f-&gt;conf.auto_cache)</div><div class="line"><a name="l02779"></a><span class="lineno"> 2779</span>&#160;                        update_stat(node, &amp;buf);</div><div class="line"><a name="l02780"></a><span class="lineno"> 2780</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02781"></a><span class="lineno"> 2781</span>&#160;                set_stat(f, ino, &amp;buf);</div><div class="line"><a name="l02782"></a><span class="lineno"> 2782</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a>(req, &amp;buf, f-&gt;conf.attr_timeout);</div><div class="line"><a name="l02783"></a><span class="lineno"> 2783</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02784"></a><span class="lineno"> 2784</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l02785"></a><span class="lineno"> 2785</span>&#160;}</div><div class="line"><a name="l02786"></a><span class="lineno"> 2786</span>&#160;</div><div class="line"><a name="l02787"></a><span class="lineno"> 2787</span>&#160;<span class="keywordtype">int</span> fuse_fs_chmod(<span class="keyword">struct</span> fuse_fs *fs, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode,</div><div class="line"><a name="l02788"></a><span class="lineno"> 2788</span>&#160;                  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02789"></a><span class="lineno"> 2789</span>&#160;{</div><div class="line"><a name="l02790"></a><span class="lineno"> 2790</span>&#160;        <a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-&gt;<a class="code" href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">private_data</a> = fs-&gt;user_data;</div><div class="line"><a name="l02791"></a><span class="lineno"> 2791</span>&#160;        <span class="keywordflow">if</span> (fs-&gt;op.chmod) {</div><div class="line"><a name="l02792"></a><span class="lineno"> 2792</span>&#160;                <span class="keywordflow">if</span> (fs-&gt;debug) {</div><div class="line"><a name="l02793"></a><span class="lineno"> 2793</span>&#160;                        <span class="keywordtype">char</span> buf[10];</div><div class="line"><a name="l02794"></a><span class="lineno"> 2794</span>&#160;                        fprintf(stderr, <span class="stringliteral">&quot;chmod[%s] %s %llo\n&quot;</span>,</div><div class="line"><a name="l02795"></a><span class="lineno"> 2795</span>&#160;                                file_info_string(fi, buf, <span class="keyword">sizeof</span>(buf)),</div><div class="line"><a name="l02796"></a><span class="lineno"> 2796</span>&#160;                                path, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) mode);</div><div class="line"><a name="l02797"></a><span class="lineno"> 2797</span>&#160;                }</div><div class="line"><a name="l02798"></a><span class="lineno"> 2798</span>&#160;                <span class="keywordflow">return</span> fs-&gt;op.chmod(path, mode, fi);</div><div class="line"><a name="l02799"></a><span class="lineno"> 2799</span>&#160;        }</div><div class="line"><a name="l02800"></a><span class="lineno"> 2800</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l02801"></a><span class="lineno"> 2801</span>&#160;                <span class="keywordflow">return</span> -ENOSYS;</div><div class="line"><a name="l02802"></a><span class="lineno"> 2802</span>&#160;}</div><div class="line"><a name="l02803"></a><span class="lineno"> 2803</span>&#160;</div><div class="line"><a name="l02804"></a><span class="lineno"> 2804</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_setattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> stat *attr,</div><div class="line"><a name="l02805"></a><span class="lineno"> 2805</span>&#160;                             <span class="keywordtype">int</span> valid, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l02806"></a><span class="lineno"> 2806</span>&#160;{</div><div class="line"><a name="l02807"></a><span class="lineno"> 2807</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02808"></a><span class="lineno"> 2808</span>&#160;        <span class="keyword">struct </span>stat buf;</div><div class="line"><a name="l02809"></a><span class="lineno"> 2809</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02810"></a><span class="lineno"> 2810</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02811"></a><span class="lineno"> 2811</span>&#160;</div><div class="line"><a name="l02812"></a><span class="lineno"> 2812</span>&#160;        memset(&amp;buf, 0, <span class="keyword">sizeof</span>(buf));</div><div class="line"><a name="l02813"></a><span class="lineno"> 2813</span>&#160;        <span class="keywordflow">if</span> (fi != NULL)</div><div class="line"><a name="l02814"></a><span class="lineno"> 2814</span>&#160;                err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l02815"></a><span class="lineno"> 2815</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l02816"></a><span class="lineno"> 2816</span>&#160;                err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l02817"></a><span class="lineno"> 2817</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02818"></a><span class="lineno"> 2818</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02819"></a><span class="lineno"> 2819</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02820"></a><span class="lineno"> 2820</span>&#160;                err = 0;</div><div class="line"><a name="l02821"></a><span class="lineno"> 2821</span>&#160;                <span class="keywordflow">if</span> (!err &amp;&amp; (valid &amp; FUSE_SET_ATTR_MODE))</div><div class="line"><a name="l02822"></a><span class="lineno"> 2822</span>&#160;                        err = fuse_fs_chmod(f-&gt;fs, path, attr-&gt;st_mode, fi);</div><div class="line"><a name="l02823"></a><span class="lineno"> 2823</span>&#160;                <span class="keywordflow">if</span> (!err &amp;&amp; (valid &amp; (FUSE_SET_ATTR_UID | FUSE_SET_ATTR_GID))) {</div><div class="line"><a name="l02824"></a><span class="lineno"> 2824</span>&#160;                        uid_t uid = (valid &amp; FUSE_SET_ATTR_UID) ?</div><div class="line"><a name="l02825"></a><span class="lineno"> 2825</span>&#160;                                attr-&gt;st_uid : (uid_t) -1;</div><div class="line"><a name="l02826"></a><span class="lineno"> 2826</span>&#160;                        gid_t gid = (valid &amp; FUSE_SET_ATTR_GID) ?</div><div class="line"><a name="l02827"></a><span class="lineno"> 2827</span>&#160;                                attr-&gt;st_gid : (gid_t) -1;</div><div class="line"><a name="l02828"></a><span class="lineno"> 2828</span>&#160;                        err = fuse_fs_chown(f-&gt;fs, path, uid, gid, fi);</div><div class="line"><a name="l02829"></a><span class="lineno"> 2829</span>&#160;                }</div><div class="line"><a name="l02830"></a><span class="lineno"> 2830</span>&#160;                <span class="keywordflow">if</span> (!err &amp;&amp; (valid &amp; FUSE_SET_ATTR_SIZE)) {</div><div class="line"><a name="l02831"></a><span class="lineno"> 2831</span>&#160;                        err = fuse_fs_truncate(f-&gt;fs, path,</div><div class="line"><a name="l02832"></a><span class="lineno"> 2832</span>&#160;                                               attr-&gt;st_size, fi);</div><div class="line"><a name="l02833"></a><span class="lineno"> 2833</span>&#160;                }</div><div class="line"><a name="l02834"></a><span class="lineno"> 2834</span>&#160;<span class="preprocessor">#ifdef HAVE_UTIMENSAT</span></div><div class="line"><a name="l02835"></a><span class="lineno"> 2835</span>&#160;                <span class="keywordflow">if</span> (!err &amp;&amp;</div><div class="line"><a name="l02836"></a><span class="lineno"> 2836</span>&#160;                    (valid &amp; (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME))) {</div><div class="line"><a name="l02837"></a><span class="lineno"> 2837</span>&#160;                        <span class="keyword">struct </span>timespec tv[2];</div><div class="line"><a name="l02838"></a><span class="lineno"> 2838</span>&#160;</div><div class="line"><a name="l02839"></a><span class="lineno"> 2839</span>&#160;                        tv[0].tv_sec = 0;</div><div class="line"><a name="l02840"></a><span class="lineno"> 2840</span>&#160;                        tv[1].tv_sec = 0;</div><div class="line"><a name="l02841"></a><span class="lineno"> 2841</span>&#160;                        tv[0].tv_nsec = UTIME_OMIT;</div><div class="line"><a name="l02842"></a><span class="lineno"> 2842</span>&#160;                        tv[1].tv_nsec = UTIME_OMIT;</div><div class="line"><a name="l02843"></a><span class="lineno"> 2843</span>&#160;</div><div class="line"><a name="l02844"></a><span class="lineno"> 2844</span>&#160;                        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME_NOW)</div><div class="line"><a name="l02845"></a><span class="lineno"> 2845</span>&#160;                                tv[0].tv_nsec = UTIME_NOW;</div><div class="line"><a name="l02846"></a><span class="lineno"> 2846</span>&#160;                        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME)</div><div class="line"><a name="l02847"></a><span class="lineno"> 2847</span>&#160;                                tv[0] = attr-&gt;st_atim;</div><div class="line"><a name="l02848"></a><span class="lineno"> 2848</span>&#160;</div><div class="line"><a name="l02849"></a><span class="lineno"> 2849</span>&#160;                        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME_NOW)</div><div class="line"><a name="l02850"></a><span class="lineno"> 2850</span>&#160;                                tv[1].tv_nsec = UTIME_NOW;</div><div class="line"><a name="l02851"></a><span class="lineno"> 2851</span>&#160;                        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME)</div><div class="line"><a name="l02852"></a><span class="lineno"> 2852</span>&#160;                                tv[1] = attr-&gt;st_mtim;</div><div class="line"><a name="l02853"></a><span class="lineno"> 2853</span>&#160;</div><div class="line"><a name="l02854"></a><span class="lineno"> 2854</span>&#160;                        err = fuse_fs_utimens(f-&gt;fs, path, tv, fi);</div><div class="line"><a name="l02855"></a><span class="lineno"> 2855</span>&#160;                } <span class="keywordflow">else</span></div><div class="line"><a name="l02856"></a><span class="lineno"> 2856</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l02857"></a><span class="lineno"> 2857</span>&#160;                <span class="keywordflow">if</span> (!err &amp;&amp;</div><div class="line"><a name="l02858"></a><span class="lineno"> 2858</span>&#160;                    (valid &amp; (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME)) ==</div><div class="line"><a name="l02859"></a><span class="lineno"> 2859</span>&#160;                    (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME)) {</div><div class="line"><a name="l02860"></a><span class="lineno"> 2860</span>&#160;                        <span class="keyword">struct </span>timespec tv[2];</div><div class="line"><a name="l02861"></a><span class="lineno"> 2861</span>&#160;                        tv[0].tv_sec = attr-&gt;st_atime;</div><div class="line"><a name="l02862"></a><span class="lineno"> 2862</span>&#160;                        tv[0].tv_nsec = ST_ATIM_NSEC(attr);</div><div class="line"><a name="l02863"></a><span class="lineno"> 2863</span>&#160;                        tv[1].tv_sec = attr-&gt;st_mtime;</div><div class="line"><a name="l02864"></a><span class="lineno"> 2864</span>&#160;                        tv[1].tv_nsec = ST_MTIM_NSEC(attr);</div><div class="line"><a name="l02865"></a><span class="lineno"> 2865</span>&#160;                        err = fuse_fs_utimens(f-&gt;fs, path, tv, fi);</div><div class="line"><a name="l02866"></a><span class="lineno"> 2866</span>&#160;                }</div><div class="line"><a name="l02867"></a><span class="lineno"> 2867</span>&#160;                <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02868"></a><span class="lineno"> 2868</span>&#160;                        err = fuse_fs_getattr(f-&gt;fs, path, &amp;buf, fi);</div><div class="line"><a name="l02869"></a><span class="lineno"> 2869</span>&#160;                }</div><div class="line"><a name="l02870"></a><span class="lineno"> 2870</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02871"></a><span class="lineno"> 2871</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l02872"></a><span class="lineno"> 2872</span>&#160;        }</div><div class="line"><a name="l02873"></a><span class="lineno"> 2873</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02874"></a><span class="lineno"> 2874</span>&#160;                <span class="keywordflow">if</span> (f-&gt;conf.auto_cache) {</div><div class="line"><a name="l02875"></a><span class="lineno"> 2875</span>&#160;                        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l02876"></a><span class="lineno"> 2876</span>&#160;                        update_stat(get_node(f, ino), &amp;buf);</div><div class="line"><a name="l02877"></a><span class="lineno"> 2877</span>&#160;                        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l02878"></a><span class="lineno"> 2878</span>&#160;                }</div><div class="line"><a name="l02879"></a><span class="lineno"> 2879</span>&#160;                set_stat(f, ino, &amp;buf);</div><div class="line"><a name="l02880"></a><span class="lineno"> 2880</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a>(req, &amp;buf, f-&gt;conf.attr_timeout);</div><div class="line"><a name="l02881"></a><span class="lineno"> 2881</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02882"></a><span class="lineno"> 2882</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l02883"></a><span class="lineno"> 2883</span>&#160;}</div><div class="line"><a name="l02884"></a><span class="lineno"> 2884</span>&#160;</div><div class="line"><a name="l02885"></a><span class="lineno"> 2885</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_access(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> mask)</div><div class="line"><a name="l02886"></a><span class="lineno"> 2886</span>&#160;{</div><div class="line"><a name="l02887"></a><span class="lineno"> 2887</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02888"></a><span class="lineno"> 2888</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02889"></a><span class="lineno"> 2889</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02890"></a><span class="lineno"> 2890</span>&#160;</div><div class="line"><a name="l02891"></a><span class="lineno"> 2891</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l02892"></a><span class="lineno"> 2892</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02893"></a><span class="lineno"> 2893</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02894"></a><span class="lineno"> 2894</span>&#160;</div><div class="line"><a name="l02895"></a><span class="lineno"> 2895</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02896"></a><span class="lineno"> 2896</span>&#160;                err = fuse_fs_access(f-&gt;fs, path, mask);</div><div class="line"><a name="l02897"></a><span class="lineno"> 2897</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02898"></a><span class="lineno"> 2898</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l02899"></a><span class="lineno"> 2899</span>&#160;        }</div><div class="line"><a name="l02900"></a><span class="lineno"> 2900</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l02901"></a><span class="lineno"> 2901</span>&#160;}</div><div class="line"><a name="l02902"></a><span class="lineno"> 2902</span>&#160;</div><div class="line"><a name="l02903"></a><span class="lineno"> 2903</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_readlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l02904"></a><span class="lineno"> 2904</span>&#160;{</div><div class="line"><a name="l02905"></a><span class="lineno"> 2905</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02906"></a><span class="lineno"> 2906</span>&#160;        <span class="keywordtype">char</span> linkname[PATH_MAX + 1];</div><div class="line"><a name="l02907"></a><span class="lineno"> 2907</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02908"></a><span class="lineno"> 2908</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02909"></a><span class="lineno"> 2909</span>&#160;</div><div class="line"><a name="l02910"></a><span class="lineno"> 2910</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l02911"></a><span class="lineno"> 2911</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02912"></a><span class="lineno"> 2912</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02913"></a><span class="lineno"> 2913</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02914"></a><span class="lineno"> 2914</span>&#160;                err = fuse_fs_readlink(f-&gt;fs, path, linkname, <span class="keyword">sizeof</span>(linkname));</div><div class="line"><a name="l02915"></a><span class="lineno"> 2915</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02916"></a><span class="lineno"> 2916</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l02917"></a><span class="lineno"> 2917</span>&#160;        }</div><div class="line"><a name="l02918"></a><span class="lineno"> 2918</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02919"></a><span class="lineno"> 2919</span>&#160;                linkname[PATH_MAX] = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"><a name="l02920"></a><span class="lineno"> 2920</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a5a5872d7f73f0bd593e00788a4c7bbb7">fuse_reply_readlink</a>(req, linkname);</div><div class="line"><a name="l02921"></a><span class="lineno"> 2921</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l02922"></a><span class="lineno"> 2922</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l02923"></a><span class="lineno"> 2923</span>&#160;}</div><div class="line"><a name="l02924"></a><span class="lineno"> 2924</span>&#160;</div><div class="line"><a name="l02925"></a><span class="lineno"> 2925</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_mknod(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l02926"></a><span class="lineno"> 2926</span>&#160;                           mode_t mode, dev_t rdev)</div><div class="line"><a name="l02927"></a><span class="lineno"> 2927</span>&#160;{</div><div class="line"><a name="l02928"></a><span class="lineno"> 2928</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02929"></a><span class="lineno"> 2929</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l02930"></a><span class="lineno"> 2930</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02931"></a><span class="lineno"> 2931</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02932"></a><span class="lineno"> 2932</span>&#160;</div><div class="line"><a name="l02933"></a><span class="lineno"> 2933</span>&#160;        err = get_path_name(f, parent, name, &amp;path);</div><div class="line"><a name="l02934"></a><span class="lineno"> 2934</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02935"></a><span class="lineno"> 2935</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02936"></a><span class="lineno"> 2936</span>&#160;</div><div class="line"><a name="l02937"></a><span class="lineno"> 2937</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02938"></a><span class="lineno"> 2938</span>&#160;                err = -ENOSYS;</div><div class="line"><a name="l02939"></a><span class="lineno"> 2939</span>&#160;                <span class="keywordflow">if</span> (S_ISREG(mode)) {</div><div class="line"><a name="l02940"></a><span class="lineno"> 2940</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l02941"></a><span class="lineno"> 2941</span>&#160;</div><div class="line"><a name="l02942"></a><span class="lineno"> 2942</span>&#160;                        memset(&amp;fi, 0, <span class="keyword">sizeof</span>(fi));</div><div class="line"><a name="l02943"></a><span class="lineno"> 2943</span>&#160;                        fi.<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> = O_CREAT | O_EXCL | O_WRONLY;</div><div class="line"><a name="l02944"></a><span class="lineno"> 2944</span>&#160;                        err = fuse_fs_create(f-&gt;fs, path, mode, &amp;fi);</div><div class="line"><a name="l02945"></a><span class="lineno"> 2945</span>&#160;                        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02946"></a><span class="lineno"> 2946</span>&#160;                                err = lookup_path(f, parent, name, path, &amp;e,</div><div class="line"><a name="l02947"></a><span class="lineno"> 2947</span>&#160;                                                  &amp;fi);</div><div class="line"><a name="l02948"></a><span class="lineno"> 2948</span>&#160;                                fuse_fs_release(f-&gt;fs, path, &amp;fi);</div><div class="line"><a name="l02949"></a><span class="lineno"> 2949</span>&#160;                        }</div><div class="line"><a name="l02950"></a><span class="lineno"> 2950</span>&#160;                }</div><div class="line"><a name="l02951"></a><span class="lineno"> 2951</span>&#160;                <span class="keywordflow">if</span> (err == -ENOSYS) {</div><div class="line"><a name="l02952"></a><span class="lineno"> 2952</span>&#160;                        err = fuse_fs_mknod(f-&gt;fs, path, mode, rdev);</div><div class="line"><a name="l02953"></a><span class="lineno"> 2953</span>&#160;                        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l02954"></a><span class="lineno"> 2954</span>&#160;                                err = lookup_path(f, parent, name, path, &amp;e,</div><div class="line"><a name="l02955"></a><span class="lineno"> 2955</span>&#160;                                                  NULL);</div><div class="line"><a name="l02956"></a><span class="lineno"> 2956</span>&#160;                }</div><div class="line"><a name="l02957"></a><span class="lineno"> 2957</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02958"></a><span class="lineno"> 2958</span>&#160;                free_path(f, parent, path);</div><div class="line"><a name="l02959"></a><span class="lineno"> 2959</span>&#160;        }</div><div class="line"><a name="l02960"></a><span class="lineno"> 2960</span>&#160;        reply_entry(req, &amp;e, err);</div><div class="line"><a name="l02961"></a><span class="lineno"> 2961</span>&#160;}</div><div class="line"><a name="l02962"></a><span class="lineno"> 2962</span>&#160;</div><div class="line"><a name="l02963"></a><span class="lineno"> 2963</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_mkdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l02964"></a><span class="lineno"> 2964</span>&#160;                           mode_t mode)</div><div class="line"><a name="l02965"></a><span class="lineno"> 2965</span>&#160;{</div><div class="line"><a name="l02966"></a><span class="lineno"> 2966</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02967"></a><span class="lineno"> 2967</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l02968"></a><span class="lineno"> 2968</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02969"></a><span class="lineno"> 2969</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02970"></a><span class="lineno"> 2970</span>&#160;</div><div class="line"><a name="l02971"></a><span class="lineno"> 2971</span>&#160;        err = get_path_name(f, parent, name, &amp;path);</div><div class="line"><a name="l02972"></a><span class="lineno"> 2972</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02973"></a><span class="lineno"> 2973</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02974"></a><span class="lineno"> 2974</span>&#160;</div><div class="line"><a name="l02975"></a><span class="lineno"> 2975</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02976"></a><span class="lineno"> 2976</span>&#160;                err = fuse_fs_mkdir(f-&gt;fs, path, mode);</div><div class="line"><a name="l02977"></a><span class="lineno"> 2977</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l02978"></a><span class="lineno"> 2978</span>&#160;                        err = lookup_path(f, parent, name, path, &amp;e, NULL);</div><div class="line"><a name="l02979"></a><span class="lineno"> 2979</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02980"></a><span class="lineno"> 2980</span>&#160;                free_path(f, parent, path);</div><div class="line"><a name="l02981"></a><span class="lineno"> 2981</span>&#160;        }</div><div class="line"><a name="l02982"></a><span class="lineno"> 2982</span>&#160;        reply_entry(req, &amp;e, err);</div><div class="line"><a name="l02983"></a><span class="lineno"> 2983</span>&#160;}</div><div class="line"><a name="l02984"></a><span class="lineno"> 2984</span>&#160;</div><div class="line"><a name="l02985"></a><span class="lineno"> 2985</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_unlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l02986"></a><span class="lineno"> 2986</span>&#160;                            <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l02987"></a><span class="lineno"> 2987</span>&#160;{</div><div class="line"><a name="l02988"></a><span class="lineno"> 2988</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l02989"></a><span class="lineno"> 2989</span>&#160;        <span class="keyword">struct </span>node *wnode;</div><div class="line"><a name="l02990"></a><span class="lineno"> 2990</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l02991"></a><span class="lineno"> 2991</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l02992"></a><span class="lineno"> 2992</span>&#160;</div><div class="line"><a name="l02993"></a><span class="lineno"> 2993</span>&#160;        err = get_path_wrlock(f, parent, name, &amp;path, &amp;wnode);</div><div class="line"><a name="l02994"></a><span class="lineno"> 2994</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l02995"></a><span class="lineno"> 2995</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l02996"></a><span class="lineno"> 2996</span>&#160;</div><div class="line"><a name="l02997"></a><span class="lineno"> 2997</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l02998"></a><span class="lineno"> 2998</span>&#160;                <span class="keywordflow">if</span> (!f-&gt;conf.hard_remove &amp;&amp; is_open(f, parent, name)) {</div><div class="line"><a name="l02999"></a><span class="lineno"> 2999</span>&#160;                        err = hide_node(f, path, parent, name);</div><div class="line"><a name="l03000"></a><span class="lineno"> 3000</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03001"></a><span class="lineno"> 3001</span>&#160;                        err = fuse_fs_unlink(f-&gt;fs, path);</div><div class="line"><a name="l03002"></a><span class="lineno"> 3002</span>&#160;                        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03003"></a><span class="lineno"> 3003</span>&#160;                                remove_node(f, parent, name);</div><div class="line"><a name="l03004"></a><span class="lineno"> 3004</span>&#160;                }</div><div class="line"><a name="l03005"></a><span class="lineno"> 3005</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03006"></a><span class="lineno"> 3006</span>&#160;                free_path_wrlock(f, parent, wnode, path);</div><div class="line"><a name="l03007"></a><span class="lineno"> 3007</span>&#160;        }</div><div class="line"><a name="l03008"></a><span class="lineno"> 3008</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03009"></a><span class="lineno"> 3009</span>&#160;}</div><div class="line"><a name="l03010"></a><span class="lineno"> 3010</span>&#160;</div><div class="line"><a name="l03011"></a><span class="lineno"> 3011</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_rmdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l03012"></a><span class="lineno"> 3012</span>&#160;{</div><div class="line"><a name="l03013"></a><span class="lineno"> 3013</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03014"></a><span class="lineno"> 3014</span>&#160;        <span class="keyword">struct </span>node *wnode;</div><div class="line"><a name="l03015"></a><span class="lineno"> 3015</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03016"></a><span class="lineno"> 3016</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03017"></a><span class="lineno"> 3017</span>&#160;</div><div class="line"><a name="l03018"></a><span class="lineno"> 3018</span>&#160;        err = get_path_wrlock(f, parent, name, &amp;path, &amp;wnode);</div><div class="line"><a name="l03019"></a><span class="lineno"> 3019</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03020"></a><span class="lineno"> 3020</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03021"></a><span class="lineno"> 3021</span>&#160;</div><div class="line"><a name="l03022"></a><span class="lineno"> 3022</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03023"></a><span class="lineno"> 3023</span>&#160;                err = fuse_fs_rmdir(f-&gt;fs, path);</div><div class="line"><a name="l03024"></a><span class="lineno"> 3024</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03025"></a><span class="lineno"> 3025</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03026"></a><span class="lineno"> 3026</span>&#160;                        remove_node(f, parent, name);</div><div class="line"><a name="l03027"></a><span class="lineno"> 3027</span>&#160;                free_path_wrlock(f, parent, wnode, path);</div><div class="line"><a name="l03028"></a><span class="lineno"> 3028</span>&#160;        }</div><div class="line"><a name="l03029"></a><span class="lineno"> 3029</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03030"></a><span class="lineno"> 3030</span>&#160;}</div><div class="line"><a name="l03031"></a><span class="lineno"> 3031</span>&#160;</div><div class="line"><a name="l03032"></a><span class="lineno"> 3032</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_symlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">const</span> <span class="keywordtype">char</span> *linkname,</div><div class="line"><a name="l03033"></a><span class="lineno"> 3033</span>&#160;                             <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l03034"></a><span class="lineno"> 3034</span>&#160;{</div><div class="line"><a name="l03035"></a><span class="lineno"> 3035</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03036"></a><span class="lineno"> 3036</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l03037"></a><span class="lineno"> 3037</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03038"></a><span class="lineno"> 3038</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03039"></a><span class="lineno"> 3039</span>&#160;</div><div class="line"><a name="l03040"></a><span class="lineno"> 3040</span>&#160;        err = get_path_name(f, parent, name, &amp;path);</div><div class="line"><a name="l03041"></a><span class="lineno"> 3041</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03042"></a><span class="lineno"> 3042</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03043"></a><span class="lineno"> 3043</span>&#160;</div><div class="line"><a name="l03044"></a><span class="lineno"> 3044</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03045"></a><span class="lineno"> 3045</span>&#160;                err = fuse_fs_symlink(f-&gt;fs, linkname, path);</div><div class="line"><a name="l03046"></a><span class="lineno"> 3046</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03047"></a><span class="lineno"> 3047</span>&#160;                        err = lookup_path(f, parent, name, path, &amp;e, NULL);</div><div class="line"><a name="l03048"></a><span class="lineno"> 3048</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03049"></a><span class="lineno"> 3049</span>&#160;                free_path(f, parent, path);</div><div class="line"><a name="l03050"></a><span class="lineno"> 3050</span>&#160;        }</div><div class="line"><a name="l03051"></a><span class="lineno"> 3051</span>&#160;        reply_entry(req, &amp;e, err);</div><div class="line"><a name="l03052"></a><span class="lineno"> 3052</span>&#160;}</div><div class="line"><a name="l03053"></a><span class="lineno"> 3053</span>&#160;</div><div class="line"><a name="l03054"></a><span class="lineno"> 3054</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_rename(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> olddir,</div><div class="line"><a name="l03055"></a><span class="lineno"> 3055</span>&#160;                            <span class="keyword">const</span> <span class="keywordtype">char</span> *oldname, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newdir,</div><div class="line"><a name="l03056"></a><span class="lineno"> 3056</span>&#160;                            <span class="keyword">const</span> <span class="keywordtype">char</span> *newname, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l03057"></a><span class="lineno"> 3057</span>&#160;{</div><div class="line"><a name="l03058"></a><span class="lineno"> 3058</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03059"></a><span class="lineno"> 3059</span>&#160;        <span class="keywordtype">char</span> *oldpath;</div><div class="line"><a name="l03060"></a><span class="lineno"> 3060</span>&#160;        <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l03061"></a><span class="lineno"> 3061</span>&#160;        <span class="keyword">struct </span>node *wnode1;</div><div class="line"><a name="l03062"></a><span class="lineno"> 3062</span>&#160;        <span class="keyword">struct </span>node *wnode2;</div><div class="line"><a name="l03063"></a><span class="lineno"> 3063</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03064"></a><span class="lineno"> 3064</span>&#160;</div><div class="line"><a name="l03065"></a><span class="lineno"> 3065</span>&#160;        err = get_path2(f, olddir, oldname, newdir, newname,</div><div class="line"><a name="l03066"></a><span class="lineno"> 3066</span>&#160;                        &amp;oldpath, &amp;newpath, &amp;wnode1, &amp;wnode2);</div><div class="line"><a name="l03067"></a><span class="lineno"> 3067</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03068"></a><span class="lineno"> 3068</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03069"></a><span class="lineno"> 3069</span>&#160;                err = 0;</div><div class="line"><a name="l03070"></a><span class="lineno"> 3070</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03071"></a><span class="lineno"> 3071</span>&#160;                <span class="keywordflow">if</span> (!f-&gt;conf.hard_remove &amp;&amp; !(flags &amp; RENAME_EXCHANGE) &amp;&amp;</div><div class="line"><a name="l03072"></a><span class="lineno"> 3072</span>&#160;                    is_open(f, newdir, newname))</div><div class="line"><a name="l03073"></a><span class="lineno"> 3073</span>&#160;                        err = hide_node(f, newpath, newdir, newname);</div><div class="line"><a name="l03074"></a><span class="lineno"> 3074</span>&#160;                <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03075"></a><span class="lineno"> 3075</span>&#160;                        err = fuse_fs_rename(f-&gt;fs, oldpath, newpath, flags);</div><div class="line"><a name="l03076"></a><span class="lineno"> 3076</span>&#160;                        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03077"></a><span class="lineno"> 3077</span>&#160;                                <span class="keywordflow">if</span> (flags &amp; RENAME_EXCHANGE) {</div><div class="line"><a name="l03078"></a><span class="lineno"> 3078</span>&#160;                                        err = exchange_node(f, olddir, oldname,</div><div class="line"><a name="l03079"></a><span class="lineno"> 3079</span>&#160;                                                            newdir, newname);</div><div class="line"><a name="l03080"></a><span class="lineno"> 3080</span>&#160;                                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03081"></a><span class="lineno"> 3081</span>&#160;                                        err = rename_node(f, olddir, oldname,</div><div class="line"><a name="l03082"></a><span class="lineno"> 3082</span>&#160;                                                          newdir, newname, 0);</div><div class="line"><a name="l03083"></a><span class="lineno"> 3083</span>&#160;                                }</div><div class="line"><a name="l03084"></a><span class="lineno"> 3084</span>&#160;                        }</div><div class="line"><a name="l03085"></a><span class="lineno"> 3085</span>&#160;                }</div><div class="line"><a name="l03086"></a><span class="lineno"> 3086</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03087"></a><span class="lineno"> 3087</span>&#160;                free_path2(f, olddir, newdir, wnode1, wnode2, oldpath, newpath);</div><div class="line"><a name="l03088"></a><span class="lineno"> 3088</span>&#160;        }</div><div class="line"><a name="l03089"></a><span class="lineno"> 3089</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03090"></a><span class="lineno"> 3090</span>&#160;}</div><div class="line"><a name="l03091"></a><span class="lineno"> 3091</span>&#160;</div><div class="line"><a name="l03092"></a><span class="lineno"> 3092</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_link(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newparent,</div><div class="line"><a name="l03093"></a><span class="lineno"> 3093</span>&#160;                          <span class="keyword">const</span> <span class="keywordtype">char</span> *newname)</div><div class="line"><a name="l03094"></a><span class="lineno"> 3094</span>&#160;{</div><div class="line"><a name="l03095"></a><span class="lineno"> 3095</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03096"></a><span class="lineno"> 3096</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l03097"></a><span class="lineno"> 3097</span>&#160;        <span class="keywordtype">char</span> *oldpath;</div><div class="line"><a name="l03098"></a><span class="lineno"> 3098</span>&#160;        <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l03099"></a><span class="lineno"> 3099</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03100"></a><span class="lineno"> 3100</span>&#160;</div><div class="line"><a name="l03101"></a><span class="lineno"> 3101</span>&#160;        err = get_path2(f, ino, NULL, newparent, newname,</div><div class="line"><a name="l03102"></a><span class="lineno"> 3102</span>&#160;                        &amp;oldpath, &amp;newpath, NULL, NULL);</div><div class="line"><a name="l03103"></a><span class="lineno"> 3103</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03104"></a><span class="lineno"> 3104</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03105"></a><span class="lineno"> 3105</span>&#160;</div><div class="line"><a name="l03106"></a><span class="lineno"> 3106</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03107"></a><span class="lineno"> 3107</span>&#160;                err = fuse_fs_link(f-&gt;fs, oldpath, newpath);</div><div class="line"><a name="l03108"></a><span class="lineno"> 3108</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03109"></a><span class="lineno"> 3109</span>&#160;                        err = lookup_path(f, newparent, newname, newpath,</div><div class="line"><a name="l03110"></a><span class="lineno"> 3110</span>&#160;                                          &amp;e, NULL);</div><div class="line"><a name="l03111"></a><span class="lineno"> 3111</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03112"></a><span class="lineno"> 3112</span>&#160;                free_path2(f, ino, newparent, NULL, NULL, oldpath, newpath);</div><div class="line"><a name="l03113"></a><span class="lineno"> 3113</span>&#160;        }</div><div class="line"><a name="l03114"></a><span class="lineno"> 3114</span>&#160;        reply_entry(req, &amp;e, err);</div><div class="line"><a name="l03115"></a><span class="lineno"> 3115</span>&#160;}</div><div class="line"><a name="l03116"></a><span class="lineno"> 3116</span>&#160;</div><div class="line"><a name="l03117"></a><span class="lineno"> 3117</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_do_release(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l03118"></a><span class="lineno"> 3118</span>&#160;                            <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03119"></a><span class="lineno"> 3119</span>&#160;{</div><div class="line"><a name="l03120"></a><span class="lineno"> 3120</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l03121"></a><span class="lineno"> 3121</span>&#160;        <span class="keywordtype">int</span> unlink_hidden = 0;</div><div class="line"><a name="l03122"></a><span class="lineno"> 3122</span>&#160;</div><div class="line"><a name="l03123"></a><span class="lineno"> 3123</span>&#160;        fuse_fs_release(f-&gt;fs, path, fi);</div><div class="line"><a name="l03124"></a><span class="lineno"> 3124</span>&#160;</div><div class="line"><a name="l03125"></a><span class="lineno"> 3125</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03126"></a><span class="lineno"> 3126</span>&#160;        node = get_node(f, ino);</div><div class="line"><a name="l03127"></a><span class="lineno"> 3127</span>&#160;        assert(node-&gt;open_count &gt; 0);</div><div class="line"><a name="l03128"></a><span class="lineno"> 3128</span>&#160;        --node-&gt;open_count;</div><div class="line"><a name="l03129"></a><span class="lineno"> 3129</span>&#160;        <span class="keywordflow">if</span> (node-&gt;is_hidden &amp;&amp; !node-&gt;open_count) {</div><div class="line"><a name="l03130"></a><span class="lineno"> 3130</span>&#160;                unlink_hidden = 1;</div><div class="line"><a name="l03131"></a><span class="lineno"> 3131</span>&#160;                node-&gt;is_hidden = 0;</div><div class="line"><a name="l03132"></a><span class="lineno"> 3132</span>&#160;        }</div><div class="line"><a name="l03133"></a><span class="lineno"> 3133</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03134"></a><span class="lineno"> 3134</span>&#160;</div><div class="line"><a name="l03135"></a><span class="lineno"> 3135</span>&#160;        <span class="keywordflow">if</span>(unlink_hidden) {</div><div class="line"><a name="l03136"></a><span class="lineno"> 3136</span>&#160;                <span class="keywordflow">if</span> (path) {</div><div class="line"><a name="l03137"></a><span class="lineno"> 3137</span>&#160;                        fuse_fs_unlink(f-&gt;fs, path);</div><div class="line"><a name="l03138"></a><span class="lineno"> 3138</span>&#160;                } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (f-&gt;conf.nullpath_ok) {</div><div class="line"><a name="l03139"></a><span class="lineno"> 3139</span>&#160;                        <span class="keywordtype">char</span> *unlinkpath;</div><div class="line"><a name="l03140"></a><span class="lineno"> 3140</span>&#160;</div><div class="line"><a name="l03141"></a><span class="lineno"> 3141</span>&#160;                        <span class="keywordflow">if</span> (get_path(f, ino, &amp;unlinkpath) == 0)</div><div class="line"><a name="l03142"></a><span class="lineno"> 3142</span>&#160;                                fuse_fs_unlink(f-&gt;fs, unlinkpath);</div><div class="line"><a name="l03143"></a><span class="lineno"> 3143</span>&#160;</div><div class="line"><a name="l03144"></a><span class="lineno"> 3144</span>&#160;                        free_path(f, ino, unlinkpath);</div><div class="line"><a name="l03145"></a><span class="lineno"> 3145</span>&#160;                }</div><div class="line"><a name="l03146"></a><span class="lineno"> 3146</span>&#160;        }</div><div class="line"><a name="l03147"></a><span class="lineno"> 3147</span>&#160;}</div><div class="line"><a name="l03148"></a><span class="lineno"> 3148</span>&#160;</div><div class="line"><a name="l03149"></a><span class="lineno"> 3149</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_create(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l03150"></a><span class="lineno"> 3150</span>&#160;                            <span class="keyword">const</span> <span class="keywordtype">char</span> *name, mode_t mode,</div><div class="line"><a name="l03151"></a><span class="lineno"> 3151</span>&#160;                            <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03152"></a><span class="lineno"> 3152</span>&#160;{</div><div class="line"><a name="l03153"></a><span class="lineno"> 3153</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03154"></a><span class="lineno"> 3154</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03155"></a><span class="lineno"> 3155</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"><a name="l03156"></a><span class="lineno"> 3156</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03157"></a><span class="lineno"> 3157</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03158"></a><span class="lineno"> 3158</span>&#160;</div><div class="line"><a name="l03159"></a><span class="lineno"> 3159</span>&#160;        err = get_path_name(f, parent, name, &amp;path);</div><div class="line"><a name="l03160"></a><span class="lineno"> 3160</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03161"></a><span class="lineno"> 3161</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03162"></a><span class="lineno"> 3162</span>&#160;                err = fuse_fs_create(f-&gt;fs, path, mode, fi);</div><div class="line"><a name="l03163"></a><span class="lineno"> 3163</span>&#160;                <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03164"></a><span class="lineno"> 3164</span>&#160;                        err = lookup_path(f, parent, name, path, &amp;e, fi);</div><div class="line"><a name="l03165"></a><span class="lineno"> 3165</span>&#160;                        <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l03166"></a><span class="lineno"> 3166</span>&#160;                                fuse_fs_release(f-&gt;fs, path, fi);</div><div class="line"><a name="l03167"></a><span class="lineno"> 3167</span>&#160;                        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!S_ISREG(e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_mode)) {</div><div class="line"><a name="l03168"></a><span class="lineno"> 3168</span>&#160;                                err = -EIO;</div><div class="line"><a name="l03169"></a><span class="lineno"> 3169</span>&#160;                                fuse_fs_release(f-&gt;fs, path, fi);</div><div class="line"><a name="l03170"></a><span class="lineno"> 3170</span>&#160;                                forget_node(f, e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>, 1);</div><div class="line"><a name="l03171"></a><span class="lineno"> 3171</span>&#160;                        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03172"></a><span class="lineno"> 3172</span>&#160;                                <span class="keywordflow">if</span> (f-&gt;conf.direct_io)</div><div class="line"><a name="l03173"></a><span class="lineno"> 3173</span>&#160;                                        fi-&gt;<a class="code" href="structfuse__file__info.html#a03b59a10e62963d9affa34ad78bd144a">direct_io</a> = 1;</div><div class="line"><a name="l03174"></a><span class="lineno"> 3174</span>&#160;                                <span class="keywordflow">if</span> (f-&gt;conf.kernel_cache)</div><div class="line"><a name="l03175"></a><span class="lineno"> 3175</span>&#160;                                        fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line"><a name="l03176"></a><span class="lineno"> 3176</span>&#160;</div><div class="line"><a name="l03177"></a><span class="lineno"> 3177</span>&#160;                        }</div><div class="line"><a name="l03178"></a><span class="lineno"> 3178</span>&#160;                }</div><div class="line"><a name="l03179"></a><span class="lineno"> 3179</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03180"></a><span class="lineno"> 3180</span>&#160;        }</div><div class="line"><a name="l03181"></a><span class="lineno"> 3181</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03182"></a><span class="lineno"> 3182</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03183"></a><span class="lineno"> 3183</span>&#160;                get_node(f, e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>)-&gt;open_count++;</div><div class="line"><a name="l03184"></a><span class="lineno"> 3184</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03185"></a><span class="lineno"> 3185</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#abea78d22349198f8370d7cb91fbf05ed">fuse_reply_create</a>(req, &amp;e, fi) == -ENOENT) {</div><div class="line"><a name="l03186"></a><span class="lineno"> 3186</span>&#160;                        <span class="comment">/* The open syscall was interrupted, so it</span></div><div class="line"><a name="l03187"></a><span class="lineno"> 3187</span>&#160;<span class="comment">                           must be cancelled */</span></div><div class="line"><a name="l03188"></a><span class="lineno"> 3188</span>&#160;                        fuse_do_release(f, e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>, path, fi);</div><div class="line"><a name="l03189"></a><span class="lineno"> 3189</span>&#160;                        forget_node(f, e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>, 1);</div><div class="line"><a name="l03190"></a><span class="lineno"> 3190</span>&#160;                }</div><div class="line"><a name="l03191"></a><span class="lineno"> 3191</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03192"></a><span class="lineno"> 3192</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l03193"></a><span class="lineno"> 3193</span>&#160;        }</div><div class="line"><a name="l03194"></a><span class="lineno"> 3194</span>&#160;</div><div class="line"><a name="l03195"></a><span class="lineno"> 3195</span>&#160;        free_path(f, parent, path);</div><div class="line"><a name="l03196"></a><span class="lineno"> 3196</span>&#160;}</div><div class="line"><a name="l03197"></a><span class="lineno"> 3197</span>&#160;</div><div class="line"><a name="l03198"></a><span class="lineno"> 3198</span>&#160;<span class="keyword">static</span> <span class="keywordtype">double</span> diff_timespec(<span class="keyword">const</span> <span class="keyword">struct</span> timespec *t1,</div><div class="line"><a name="l03199"></a><span class="lineno"> 3199</span>&#160;                            <span class="keyword">const</span> <span class="keyword">struct</span> timespec *t2)</div><div class="line"><a name="l03200"></a><span class="lineno"> 3200</span>&#160;{</div><div class="line"><a name="l03201"></a><span class="lineno"> 3201</span>&#160;        <span class="keywordflow">return</span> (t1-&gt;tv_sec - t2-&gt;tv_sec) +</div><div class="line"><a name="l03202"></a><span class="lineno"> 3202</span>&#160;                ((double) t1-&gt;tv_nsec - (<span class="keywordtype">double</span>) t2-&gt;tv_nsec) / 1000000000.0;</div><div class="line"><a name="l03203"></a><span class="lineno"> 3203</span>&#160;}</div><div class="line"><a name="l03204"></a><span class="lineno"> 3204</span>&#160;</div><div class="line"><a name="l03205"></a><span class="lineno"> 3205</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> open_auto_cache(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l03206"></a><span class="lineno"> 3206</span>&#160;                            <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03207"></a><span class="lineno"> 3207</span>&#160;{</div><div class="line"><a name="l03208"></a><span class="lineno"> 3208</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l03209"></a><span class="lineno"> 3209</span>&#160;</div><div class="line"><a name="l03210"></a><span class="lineno"> 3210</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03211"></a><span class="lineno"> 3211</span>&#160;        node = get_node(f, ino);</div><div class="line"><a name="l03212"></a><span class="lineno"> 3212</span>&#160;        <span class="keywordflow">if</span> (node-&gt;cache_valid) {</div><div class="line"><a name="l03213"></a><span class="lineno"> 3213</span>&#160;                <span class="keyword">struct </span>timespec now;</div><div class="line"><a name="l03214"></a><span class="lineno"> 3214</span>&#160;</div><div class="line"><a name="l03215"></a><span class="lineno"> 3215</span>&#160;                curr_time(&amp;now);</div><div class="line"><a name="l03216"></a><span class="lineno"> 3216</span>&#160;                <span class="keywordflow">if</span> (diff_timespec(&amp;now, &amp;node-&gt;stat_updated) &gt;</div><div class="line"><a name="l03217"></a><span class="lineno"> 3217</span>&#160;                    f-&gt;conf.ac_attr_timeout) {</div><div class="line"><a name="l03218"></a><span class="lineno"> 3218</span>&#160;                        <span class="keyword">struct </span>stat stbuf;</div><div class="line"><a name="l03219"></a><span class="lineno"> 3219</span>&#160;                        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03220"></a><span class="lineno"> 3220</span>&#160;                        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03221"></a><span class="lineno"> 3221</span>&#160;                        err = fuse_fs_getattr(f-&gt;fs, path, &amp;stbuf, fi);</div><div class="line"><a name="l03222"></a><span class="lineno"> 3222</span>&#160;                        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03223"></a><span class="lineno"> 3223</span>&#160;                        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03224"></a><span class="lineno"> 3224</span>&#160;                                update_stat(node, &amp;stbuf);</div><div class="line"><a name="l03225"></a><span class="lineno"> 3225</span>&#160;                        <span class="keywordflow">else</span></div><div class="line"><a name="l03226"></a><span class="lineno"> 3226</span>&#160;                                node-&gt;cache_valid = 0;</div><div class="line"><a name="l03227"></a><span class="lineno"> 3227</span>&#160;                }</div><div class="line"><a name="l03228"></a><span class="lineno"> 3228</span>&#160;        }</div><div class="line"><a name="l03229"></a><span class="lineno"> 3229</span>&#160;        <span class="keywordflow">if</span> (node-&gt;cache_valid)</div><div class="line"><a name="l03230"></a><span class="lineno"> 3230</span>&#160;                fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line"><a name="l03231"></a><span class="lineno"> 3231</span>&#160;</div><div class="line"><a name="l03232"></a><span class="lineno"> 3232</span>&#160;        node-&gt;cache_valid = 1;</div><div class="line"><a name="l03233"></a><span class="lineno"> 3233</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03234"></a><span class="lineno"> 3234</span>&#160;}</div><div class="line"><a name="l03235"></a><span class="lineno"> 3235</span>&#160;</div><div class="line"><a name="l03236"></a><span class="lineno"> 3236</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_open(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03237"></a><span class="lineno"> 3237</span>&#160;                          <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03238"></a><span class="lineno"> 3238</span>&#160;{</div><div class="line"><a name="l03239"></a><span class="lineno"> 3239</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03240"></a><span class="lineno"> 3240</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03241"></a><span class="lineno"> 3241</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03242"></a><span class="lineno"> 3242</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03243"></a><span class="lineno"> 3243</span>&#160;</div><div class="line"><a name="l03244"></a><span class="lineno"> 3244</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03245"></a><span class="lineno"> 3245</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03246"></a><span class="lineno"> 3246</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03247"></a><span class="lineno"> 3247</span>&#160;                err = fuse_fs_open(f-&gt;fs, path, fi);</div><div class="line"><a name="l03248"></a><span class="lineno"> 3248</span>&#160;                <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03249"></a><span class="lineno"> 3249</span>&#160;                        <span class="keywordflow">if</span> (f-&gt;conf.direct_io)</div><div class="line"><a name="l03250"></a><span class="lineno"> 3250</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a03b59a10e62963d9affa34ad78bd144a">direct_io</a> = 1;</div><div class="line"><a name="l03251"></a><span class="lineno"> 3251</span>&#160;                        <span class="keywordflow">if</span> (f-&gt;conf.kernel_cache)</div><div class="line"><a name="l03252"></a><span class="lineno"> 3252</span>&#160;                                fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line"><a name="l03253"></a><span class="lineno"> 3253</span>&#160;</div><div class="line"><a name="l03254"></a><span class="lineno"> 3254</span>&#160;                        <span class="keywordflow">if</span> (f-&gt;conf.auto_cache)</div><div class="line"><a name="l03255"></a><span class="lineno"> 3255</span>&#160;                                open_auto_cache(f, ino, path, fi);</div><div class="line"><a name="l03256"></a><span class="lineno"> 3256</span>&#160;                }</div><div class="line"><a name="l03257"></a><span class="lineno"> 3257</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03258"></a><span class="lineno"> 3258</span>&#160;        }</div><div class="line"><a name="l03259"></a><span class="lineno"> 3259</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03260"></a><span class="lineno"> 3260</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03261"></a><span class="lineno"> 3261</span>&#160;                get_node(f, ino)-&gt;open_count++;</div><div class="line"><a name="l03262"></a><span class="lineno"> 3262</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03263"></a><span class="lineno"> 3263</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, fi) == -ENOENT) {</div><div class="line"><a name="l03264"></a><span class="lineno"> 3264</span>&#160;                        <span class="comment">/* The open syscall was interrupted, so it</span></div><div class="line"><a name="l03265"></a><span class="lineno"> 3265</span>&#160;<span class="comment">                           must be cancelled */</span></div><div class="line"><a name="l03266"></a><span class="lineno"> 3266</span>&#160;                        fuse_do_release(f, ino, path, fi);</div><div class="line"><a name="l03267"></a><span class="lineno"> 3267</span>&#160;                }</div><div class="line"><a name="l03268"></a><span class="lineno"> 3268</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l03269"></a><span class="lineno"> 3269</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l03270"></a><span class="lineno"> 3270</span>&#160;</div><div class="line"><a name="l03271"></a><span class="lineno"> 3271</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l03272"></a><span class="lineno"> 3272</span>&#160;}</div><div class="line"><a name="l03273"></a><span class="lineno"> 3273</span>&#160;</div><div class="line"><a name="l03274"></a><span class="lineno"> 3274</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_read(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l03275"></a><span class="lineno"> 3275</span>&#160;                          off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03276"></a><span class="lineno"> 3276</span>&#160;{</div><div class="line"><a name="l03277"></a><span class="lineno"> 3277</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03278"></a><span class="lineno"> 3278</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf = NULL;</div><div class="line"><a name="l03279"></a><span class="lineno"> 3279</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03280"></a><span class="lineno"> 3280</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l03281"></a><span class="lineno"> 3281</span>&#160;</div><div class="line"><a name="l03282"></a><span class="lineno"> 3282</span>&#160;        res = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03283"></a><span class="lineno"> 3283</span>&#160;        <span class="keywordflow">if</span> (res == 0) {</div><div class="line"><a name="l03284"></a><span class="lineno"> 3284</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03285"></a><span class="lineno"> 3285</span>&#160;</div><div class="line"><a name="l03286"></a><span class="lineno"> 3286</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03287"></a><span class="lineno"> 3287</span>&#160;                res = fuse_fs_read_buf(f-&gt;fs, path, &amp;buf, size, off, fi);</div><div class="line"><a name="l03288"></a><span class="lineno"> 3288</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03289"></a><span class="lineno"> 3289</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03290"></a><span class="lineno"> 3290</span>&#160;        }</div><div class="line"><a name="l03291"></a><span class="lineno"> 3291</span>&#160;</div><div class="line"><a name="l03292"></a><span class="lineno"> 3292</span>&#160;        <span class="keywordflow">if</span> (res == 0)</div><div class="line"><a name="l03293"></a><span class="lineno"> 3293</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a1242694fe0fb6e253a88b57795987302">fuse_reply_data</a>(req, buf, <a class="code" href="fuse__common_8h.html#aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9">FUSE_BUF_SPLICE_MOVE</a>);</div><div class="line"><a name="l03294"></a><span class="lineno"> 3294</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l03295"></a><span class="lineno"> 3295</span>&#160;                reply_err(req, res);</div><div class="line"><a name="l03296"></a><span class="lineno"> 3296</span>&#160;</div><div class="line"><a name="l03297"></a><span class="lineno"> 3297</span>&#160;        fuse_free_buf(buf);</div><div class="line"><a name="l03298"></a><span class="lineno"> 3298</span>&#160;}</div><div class="line"><a name="l03299"></a><span class="lineno"> 3299</span>&#160;</div><div class="line"><a name="l03300"></a><span class="lineno"> 3300</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_write_buf(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03301"></a><span class="lineno"> 3301</span>&#160;                               <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf, off_t off,</div><div class="line"><a name="l03302"></a><span class="lineno"> 3302</span>&#160;                               <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03303"></a><span class="lineno"> 3303</span>&#160;{</div><div class="line"><a name="l03304"></a><span class="lineno"> 3304</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03305"></a><span class="lineno"> 3305</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03306"></a><span class="lineno"> 3306</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l03307"></a><span class="lineno"> 3307</span>&#160;</div><div class="line"><a name="l03308"></a><span class="lineno"> 3308</span>&#160;        res = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03309"></a><span class="lineno"> 3309</span>&#160;        <span class="keywordflow">if</span> (res == 0) {</div><div class="line"><a name="l03310"></a><span class="lineno"> 3310</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03311"></a><span class="lineno"> 3311</span>&#160;</div><div class="line"><a name="l03312"></a><span class="lineno"> 3312</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03313"></a><span class="lineno"> 3313</span>&#160;                res = fuse_fs_write_buf(f-&gt;fs, path, buf, off, fi);</div><div class="line"><a name="l03314"></a><span class="lineno"> 3314</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03315"></a><span class="lineno"> 3315</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03316"></a><span class="lineno"> 3316</span>&#160;        }</div><div class="line"><a name="l03317"></a><span class="lineno"> 3317</span>&#160;</div><div class="line"><a name="l03318"></a><span class="lineno"> 3318</span>&#160;        <span class="keywordflow">if</span> (res &gt;= 0)</div><div class="line"><a name="l03319"></a><span class="lineno"> 3319</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a>(req, res);</div><div class="line"><a name="l03320"></a><span class="lineno"> 3320</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l03321"></a><span class="lineno"> 3321</span>&#160;                reply_err(req, res);</div><div class="line"><a name="l03322"></a><span class="lineno"> 3322</span>&#160;}</div><div class="line"><a name="l03323"></a><span class="lineno"> 3323</span>&#160;</div><div class="line"><a name="l03324"></a><span class="lineno"> 3324</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_fsync(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l03325"></a><span class="lineno"> 3325</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03326"></a><span class="lineno"> 3326</span>&#160;{</div><div class="line"><a name="l03327"></a><span class="lineno"> 3327</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03328"></a><span class="lineno"> 3328</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03329"></a><span class="lineno"> 3329</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03330"></a><span class="lineno"> 3330</span>&#160;</div><div class="line"><a name="l03331"></a><span class="lineno"> 3331</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03332"></a><span class="lineno"> 3332</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03333"></a><span class="lineno"> 3333</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03334"></a><span class="lineno"> 3334</span>&#160;</div><div class="line"><a name="l03335"></a><span class="lineno"> 3335</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03336"></a><span class="lineno"> 3336</span>&#160;                err = fuse_fs_fsync(f-&gt;fs, path, datasync, fi);</div><div class="line"><a name="l03337"></a><span class="lineno"> 3337</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03338"></a><span class="lineno"> 3338</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03339"></a><span class="lineno"> 3339</span>&#160;        }</div><div class="line"><a name="l03340"></a><span class="lineno"> 3340</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03341"></a><span class="lineno"> 3341</span>&#160;}</div><div class="line"><a name="l03342"></a><span class="lineno"> 3342</span>&#160;</div><div class="line"><a name="l03343"></a><span class="lineno"> 3343</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>fuse_dh *get_dirhandle(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi,</div><div class="line"><a name="l03344"></a><span class="lineno"> 3344</span>&#160;                                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l03345"></a><span class="lineno"> 3345</span>&#160;{</div><div class="line"><a name="l03346"></a><span class="lineno"> 3346</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh = (<span class="keyword">struct </span>fuse_dh *) (uintptr_t) llfi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line"><a name="l03347"></a><span class="lineno"> 3347</span>&#160;        memset(fi, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a>));</div><div class="line"><a name="l03348"></a><span class="lineno"> 3348</span>&#160;        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = dh-&gt;fh;</div><div class="line"><a name="l03349"></a><span class="lineno"> 3349</span>&#160;        <span class="keywordflow">return</span> dh;</div><div class="line"><a name="l03350"></a><span class="lineno"> 3350</span>&#160;}</div><div class="line"><a name="l03351"></a><span class="lineno"> 3351</span>&#160;</div><div class="line"><a name="l03352"></a><span class="lineno"> 3352</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_opendir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03353"></a><span class="lineno"> 3353</span>&#160;                             <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi)</div><div class="line"><a name="l03354"></a><span class="lineno"> 3354</span>&#160;{</div><div class="line"><a name="l03355"></a><span class="lineno"> 3355</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03356"></a><span class="lineno"> 3356</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03357"></a><span class="lineno"> 3357</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh;</div><div class="line"><a name="l03358"></a><span class="lineno"> 3358</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l03359"></a><span class="lineno"> 3359</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03360"></a><span class="lineno"> 3360</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03361"></a><span class="lineno"> 3361</span>&#160;</div><div class="line"><a name="l03362"></a><span class="lineno"> 3362</span>&#160;        dh = (<span class="keyword">struct </span>fuse_dh *) malloc(<span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_dh));</div><div class="line"><a name="l03363"></a><span class="lineno"> 3363</span>&#160;        <span class="keywordflow">if</span> (dh == NULL) {</div><div class="line"><a name="l03364"></a><span class="lineno"> 3364</span>&#160;                reply_err(req, -ENOMEM);</div><div class="line"><a name="l03365"></a><span class="lineno"> 3365</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l03366"></a><span class="lineno"> 3366</span>&#160;        }</div><div class="line"><a name="l03367"></a><span class="lineno"> 3367</span>&#160;        memset(dh, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_dh));</div><div class="line"><a name="l03368"></a><span class="lineno"> 3368</span>&#160;        dh-&gt;fuse = f;</div><div class="line"><a name="l03369"></a><span class="lineno"> 3369</span>&#160;        dh-&gt;contents = NULL;</div><div class="line"><a name="l03370"></a><span class="lineno"> 3370</span>&#160;        dh-&gt;first = NULL;</div><div class="line"><a name="l03371"></a><span class="lineno"> 3371</span>&#160;        dh-&gt;len = 0;</div><div class="line"><a name="l03372"></a><span class="lineno"> 3372</span>&#160;        dh-&gt;filled = 0;</div><div class="line"><a name="l03373"></a><span class="lineno"> 3373</span>&#160;        dh-&gt;nodeid = ino;</div><div class="line"><a name="l03374"></a><span class="lineno"> 3374</span>&#160;        fuse_mutex_init(&amp;dh-&gt;lock);</div><div class="line"><a name="l03375"></a><span class="lineno"> 3375</span>&#160;</div><div class="line"><a name="l03376"></a><span class="lineno"> 3376</span>&#160;        llfi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = (uintptr_t) dh;</div><div class="line"><a name="l03377"></a><span class="lineno"> 3377</span>&#160;</div><div class="line"><a name="l03378"></a><span class="lineno"> 3378</span>&#160;        memset(&amp;fi, 0, <span class="keyword">sizeof</span>(fi));</div><div class="line"><a name="l03379"></a><span class="lineno"> 3379</span>&#160;        fi.<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> = llfi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>;</div><div class="line"><a name="l03380"></a><span class="lineno"> 3380</span>&#160;</div><div class="line"><a name="l03381"></a><span class="lineno"> 3381</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03382"></a><span class="lineno"> 3382</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03383"></a><span class="lineno"> 3383</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03384"></a><span class="lineno"> 3384</span>&#160;                err = fuse_fs_opendir(f-&gt;fs, path, &amp;fi);</div><div class="line"><a name="l03385"></a><span class="lineno"> 3385</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03386"></a><span class="lineno"> 3386</span>&#160;                dh-&gt;fh = fi.<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line"><a name="l03387"></a><span class="lineno"> 3387</span>&#160;        }</div><div class="line"><a name="l03388"></a><span class="lineno"> 3388</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03389"></a><span class="lineno"> 3389</span>&#160;                <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, llfi) == -ENOENT) {</div><div class="line"><a name="l03390"></a><span class="lineno"> 3390</span>&#160;                        <span class="comment">/* The opendir syscall was interrupted, so it</span></div><div class="line"><a name="l03391"></a><span class="lineno"> 3391</span>&#160;<span class="comment">                           must be cancelled */</span></div><div class="line"><a name="l03392"></a><span class="lineno"> 3392</span>&#160;                        fuse_fs_releasedir(f-&gt;fs, path, &amp;fi);</div><div class="line"><a name="l03393"></a><span class="lineno"> 3393</span>&#160;                        pthread_mutex_destroy(&amp;dh-&gt;lock);</div><div class="line"><a name="l03394"></a><span class="lineno"> 3394</span>&#160;                        free(dh);</div><div class="line"><a name="l03395"></a><span class="lineno"> 3395</span>&#160;                }</div><div class="line"><a name="l03396"></a><span class="lineno"> 3396</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03397"></a><span class="lineno"> 3397</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l03398"></a><span class="lineno"> 3398</span>&#160;                pthread_mutex_destroy(&amp;dh-&gt;lock);</div><div class="line"><a name="l03399"></a><span class="lineno"> 3399</span>&#160;                free(dh);</div><div class="line"><a name="l03400"></a><span class="lineno"> 3400</span>&#160;        }</div><div class="line"><a name="l03401"></a><span class="lineno"> 3401</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l03402"></a><span class="lineno"> 3402</span>&#160;}</div><div class="line"><a name="l03403"></a><span class="lineno"> 3403</span>&#160;</div><div class="line"><a name="l03404"></a><span class="lineno"> 3404</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> extend_contents(<span class="keyword">struct</span> fuse_dh *dh, <span class="keywordtype">unsigned</span> minsize)</div><div class="line"><a name="l03405"></a><span class="lineno"> 3405</span>&#160;{</div><div class="line"><a name="l03406"></a><span class="lineno"> 3406</span>&#160;        <span class="keywordflow">if</span> (minsize &gt; dh-&gt;size) {</div><div class="line"><a name="l03407"></a><span class="lineno"> 3407</span>&#160;                <span class="keywordtype">char</span> *newptr;</div><div class="line"><a name="l03408"></a><span class="lineno"> 3408</span>&#160;                <span class="keywordtype">unsigned</span> newsize = dh-&gt;size;</div><div class="line"><a name="l03409"></a><span class="lineno"> 3409</span>&#160;                <span class="keywordflow">if</span> (!newsize)</div><div class="line"><a name="l03410"></a><span class="lineno"> 3410</span>&#160;                        newsize = 1024;</div><div class="line"><a name="l03411"></a><span class="lineno"> 3411</span>&#160;                <span class="keywordflow">while</span> (newsize &lt; minsize) {</div><div class="line"><a name="l03412"></a><span class="lineno"> 3412</span>&#160;                        <span class="keywordflow">if</span> (newsize &gt;= 0x80000000)</div><div class="line"><a name="l03413"></a><span class="lineno"> 3413</span>&#160;                                newsize = 0xffffffff;</div><div class="line"><a name="l03414"></a><span class="lineno"> 3414</span>&#160;                        <span class="keywordflow">else</span></div><div class="line"><a name="l03415"></a><span class="lineno"> 3415</span>&#160;                                newsize *= 2;</div><div class="line"><a name="l03416"></a><span class="lineno"> 3416</span>&#160;                }</div><div class="line"><a name="l03417"></a><span class="lineno"> 3417</span>&#160;</div><div class="line"><a name="l03418"></a><span class="lineno"> 3418</span>&#160;                newptr = (<span class="keywordtype">char</span> *) realloc(dh-&gt;contents, newsize);</div><div class="line"><a name="l03419"></a><span class="lineno"> 3419</span>&#160;                <span class="keywordflow">if</span> (!newptr) {</div><div class="line"><a name="l03420"></a><span class="lineno"> 3420</span>&#160;                        dh-&gt;error = -ENOMEM;</div><div class="line"><a name="l03421"></a><span class="lineno"> 3421</span>&#160;                        <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l03422"></a><span class="lineno"> 3422</span>&#160;                }</div><div class="line"><a name="l03423"></a><span class="lineno"> 3423</span>&#160;                dh-&gt;contents = newptr;</div><div class="line"><a name="l03424"></a><span class="lineno"> 3424</span>&#160;                dh-&gt;size = newsize;</div><div class="line"><a name="l03425"></a><span class="lineno"> 3425</span>&#160;        }</div><div class="line"><a name="l03426"></a><span class="lineno"> 3426</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l03427"></a><span class="lineno"> 3427</span>&#160;}</div><div class="line"><a name="l03428"></a><span class="lineno"> 3428</span>&#160;</div><div class="line"><a name="l03429"></a><span class="lineno"> 3429</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_add_direntry_to_dh(<span class="keyword">struct</span> fuse_dh *dh, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l03430"></a><span class="lineno"> 3430</span>&#160;                                   <span class="keyword">struct</span> stat *st)</div><div class="line"><a name="l03431"></a><span class="lineno"> 3431</span>&#160;{</div><div class="line"><a name="l03432"></a><span class="lineno"> 3432</span>&#160;        <span class="keyword">struct </span>fuse_direntry *de;</div><div class="line"><a name="l03433"></a><span class="lineno"> 3433</span>&#160;</div><div class="line"><a name="l03434"></a><span class="lineno"> 3434</span>&#160;        de = malloc(<span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_direntry));</div><div class="line"><a name="l03435"></a><span class="lineno"> 3435</span>&#160;        <span class="keywordflow">if</span> (!de) {</div><div class="line"><a name="l03436"></a><span class="lineno"> 3436</span>&#160;                dh-&gt;error = -ENOMEM;</div><div class="line"><a name="l03437"></a><span class="lineno"> 3437</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l03438"></a><span class="lineno"> 3438</span>&#160;        }</div><div class="line"><a name="l03439"></a><span class="lineno"> 3439</span>&#160;        de-&gt;name = strdup(name);</div><div class="line"><a name="l03440"></a><span class="lineno"> 3440</span>&#160;        <span class="keywordflow">if</span> (!de-&gt;name) {</div><div class="line"><a name="l03441"></a><span class="lineno"> 3441</span>&#160;                dh-&gt;error = -ENOMEM;</div><div class="line"><a name="l03442"></a><span class="lineno"> 3442</span>&#160;                free(de);</div><div class="line"><a name="l03443"></a><span class="lineno"> 3443</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l03444"></a><span class="lineno"> 3444</span>&#160;        }</div><div class="line"><a name="l03445"></a><span class="lineno"> 3445</span>&#160;        de-&gt;stat = *st;</div><div class="line"><a name="l03446"></a><span class="lineno"> 3446</span>&#160;        de-&gt;next = NULL;</div><div class="line"><a name="l03447"></a><span class="lineno"> 3447</span>&#160;</div><div class="line"><a name="l03448"></a><span class="lineno"> 3448</span>&#160;        *dh-&gt;last = de;</div><div class="line"><a name="l03449"></a><span class="lineno"> 3449</span>&#160;        dh-&gt;last = &amp;de-&gt;next;</div><div class="line"><a name="l03450"></a><span class="lineno"> 3450</span>&#160;</div><div class="line"><a name="l03451"></a><span class="lineno"> 3451</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l03452"></a><span class="lineno"> 3452</span>&#160;}</div><div class="line"><a name="l03453"></a><span class="lineno"> 3453</span>&#160;</div><div class="line"><a name="l03454"></a><span class="lineno"> 3454</span>&#160;<span class="keyword">static</span> <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> lookup_nodeid(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line"><a name="l03455"></a><span class="lineno"> 3455</span>&#160;                                <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l03456"></a><span class="lineno"> 3456</span>&#160;{</div><div class="line"><a name="l03457"></a><span class="lineno"> 3457</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l03458"></a><span class="lineno"> 3458</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> res = FUSE_UNKNOWN_INO;</div><div class="line"><a name="l03459"></a><span class="lineno"> 3459</span>&#160;</div><div class="line"><a name="l03460"></a><span class="lineno"> 3460</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l03461"></a><span class="lineno"> 3461</span>&#160;        node = lookup_node(f, parent, name);</div><div class="line"><a name="l03462"></a><span class="lineno"> 3462</span>&#160;        <span class="keywordflow">if</span> (node)</div><div class="line"><a name="l03463"></a><span class="lineno"> 3463</span>&#160;                res = node-&gt;nodeid;</div><div class="line"><a name="l03464"></a><span class="lineno"> 3464</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l03465"></a><span class="lineno"> 3465</span>&#160;</div><div class="line"><a name="l03466"></a><span class="lineno"> 3466</span>&#160;        <span class="keywordflow">return</span> res;</div><div class="line"><a name="l03467"></a><span class="lineno"> 3467</span>&#160;}</div><div class="line"><a name="l03468"></a><span class="lineno"> 3468</span>&#160;</div><div class="line"><a name="l03469"></a><span class="lineno"> 3469</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fill_dir(<span class="keywordtype">void</span> *dh_, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keyword">struct</span> stat *statp,</div><div class="line"><a name="l03470"></a><span class="lineno"> 3470</span>&#160;                    off_t off, <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568">fuse_fill_dir_flags</a> flags)</div><div class="line"><a name="l03471"></a><span class="lineno"> 3471</span>&#160;{</div><div class="line"><a name="l03472"></a><span class="lineno"> 3472</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh = (<span class="keyword">struct </span>fuse_dh *) dh_;</div><div class="line"><a name="l03473"></a><span class="lineno"> 3473</span>&#160;        <span class="keyword">struct </span>stat stbuf;</div><div class="line"><a name="l03474"></a><span class="lineno"> 3474</span>&#160;</div><div class="line"><a name="l03475"></a><span class="lineno"> 3475</span>&#160;        <span class="keywordflow">if</span> ((flags &amp; ~<a class="code" href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568a3f50d11935fe96eb4df6ff0844c4e153">FUSE_FILL_DIR_PLUS</a>) != 0) {</div><div class="line"><a name="l03476"></a><span class="lineno"> 3476</span>&#160;                dh-&gt;error = -EIO;</div><div class="line"><a name="l03477"></a><span class="lineno"> 3477</span>&#160;                <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03478"></a><span class="lineno"> 3478</span>&#160;        }</div><div class="line"><a name="l03479"></a><span class="lineno"> 3479</span>&#160;</div><div class="line"><a name="l03480"></a><span class="lineno"> 3480</span>&#160;        <span class="keywordflow">if</span> (statp)</div><div class="line"><a name="l03481"></a><span class="lineno"> 3481</span>&#160;                stbuf = *statp;</div><div class="line"><a name="l03482"></a><span class="lineno"> 3482</span>&#160;        <span class="keywordflow">else</span> {</div><div class="line"><a name="l03483"></a><span class="lineno"> 3483</span>&#160;                memset(&amp;stbuf, 0, <span class="keyword">sizeof</span>(stbuf));</div><div class="line"><a name="l03484"></a><span class="lineno"> 3484</span>&#160;                stbuf.st_ino = FUSE_UNKNOWN_INO;</div><div class="line"><a name="l03485"></a><span class="lineno"> 3485</span>&#160;        }</div><div class="line"><a name="l03486"></a><span class="lineno"> 3486</span>&#160;</div><div class="line"><a name="l03487"></a><span class="lineno"> 3487</span>&#160;        <span class="keywordflow">if</span> (!dh-&gt;fuse-&gt;conf.use_ino) {</div><div class="line"><a name="l03488"></a><span class="lineno"> 3488</span>&#160;                stbuf.st_ino = FUSE_UNKNOWN_INO;</div><div class="line"><a name="l03489"></a><span class="lineno"> 3489</span>&#160;                <span class="keywordflow">if</span> (dh-&gt;fuse-&gt;conf.readdir_ino) {</div><div class="line"><a name="l03490"></a><span class="lineno"> 3490</span>&#160;                        stbuf.st_ino = (ino_t)</div><div class="line"><a name="l03491"></a><span class="lineno"> 3491</span>&#160;                                lookup_nodeid(dh-&gt;fuse, dh-&gt;nodeid, name);</div><div class="line"><a name="l03492"></a><span class="lineno"> 3492</span>&#160;                }</div><div class="line"><a name="l03493"></a><span class="lineno"> 3493</span>&#160;        }</div><div class="line"><a name="l03494"></a><span class="lineno"> 3494</span>&#160;</div><div class="line"><a name="l03495"></a><span class="lineno"> 3495</span>&#160;        <span class="keywordflow">if</span> (off) {</div><div class="line"><a name="l03496"></a><span class="lineno"> 3496</span>&#160;                <span class="keywordtype">size_t</span> newlen;</div><div class="line"><a name="l03497"></a><span class="lineno"> 3497</span>&#160;</div><div class="line"><a name="l03498"></a><span class="lineno"> 3498</span>&#160;                <span class="keywordflow">if</span> (dh-&gt;filled) {</div><div class="line"><a name="l03499"></a><span class="lineno"> 3499</span>&#160;                        dh-&gt;error = -EIO;</div><div class="line"><a name="l03500"></a><span class="lineno"> 3500</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03501"></a><span class="lineno"> 3501</span>&#160;                }</div><div class="line"><a name="l03502"></a><span class="lineno"> 3502</span>&#160;</div><div class="line"><a name="l03503"></a><span class="lineno"> 3503</span>&#160;                <span class="keywordflow">if</span> (dh-&gt;first) {</div><div class="line"><a name="l03504"></a><span class="lineno"> 3504</span>&#160;                        dh-&gt;error = -EIO;</div><div class="line"><a name="l03505"></a><span class="lineno"> 3505</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03506"></a><span class="lineno"> 3506</span>&#160;                }</div><div class="line"><a name="l03507"></a><span class="lineno"> 3507</span>&#160;</div><div class="line"><a name="l03508"></a><span class="lineno"> 3508</span>&#160;                <span class="keywordflow">if</span> (extend_contents(dh, dh-&gt;needlen) == -1)</div><div class="line"><a name="l03509"></a><span class="lineno"> 3509</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03510"></a><span class="lineno"> 3510</span>&#160;</div><div class="line"><a name="l03511"></a><span class="lineno"> 3511</span>&#160;                newlen = dh-&gt;len +</div><div class="line"><a name="l03512"></a><span class="lineno"> 3512</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(dh-&gt;req, dh-&gt;contents + dh-&gt;len,</div><div class="line"><a name="l03513"></a><span class="lineno"> 3513</span>&#160;                                          dh-&gt;needlen - dh-&gt;len, name,</div><div class="line"><a name="l03514"></a><span class="lineno"> 3514</span>&#160;                                          &amp;stbuf, off);</div><div class="line"><a name="l03515"></a><span class="lineno"> 3515</span>&#160;                <span class="keywordflow">if</span> (newlen &gt; dh-&gt;needlen)</div><div class="line"><a name="l03516"></a><span class="lineno"> 3516</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03517"></a><span class="lineno"> 3517</span>&#160;</div><div class="line"><a name="l03518"></a><span class="lineno"> 3518</span>&#160;                dh-&gt;len = newlen;</div><div class="line"><a name="l03519"></a><span class="lineno"> 3519</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03520"></a><span class="lineno"> 3520</span>&#160;                dh-&gt;filled = 1;</div><div class="line"><a name="l03521"></a><span class="lineno"> 3521</span>&#160;</div><div class="line"><a name="l03522"></a><span class="lineno"> 3522</span>&#160;                <span class="keywordflow">if</span> (fuse_add_direntry_to_dh(dh, name, &amp;stbuf) == -1)</div><div class="line"><a name="l03523"></a><span class="lineno"> 3523</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03524"></a><span class="lineno"> 3524</span>&#160;        }</div><div class="line"><a name="l03525"></a><span class="lineno"> 3525</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l03526"></a><span class="lineno"> 3526</span>&#160;}</div><div class="line"><a name="l03527"></a><span class="lineno"> 3527</span>&#160;</div><div class="line"><a name="l03528"></a><span class="lineno"> 3528</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> is_dot_or_dotdot(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l03529"></a><span class="lineno"> 3529</span>&#160;{</div><div class="line"><a name="l03530"></a><span class="lineno"> 3530</span>&#160;        <span class="keywordflow">return</span> name[0] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; (name[1] == <span class="charliteral">&#39;\0&#39;</span> ||</div><div class="line"><a name="l03531"></a><span class="lineno"> 3531</span>&#160;                                  (name[1] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; name[2] == <span class="charliteral">&#39;\0&#39;</span>));</div><div class="line"><a name="l03532"></a><span class="lineno"> 3532</span>&#160;}</div><div class="line"><a name="l03533"></a><span class="lineno"> 3533</span>&#160;</div><div class="line"><a name="l03534"></a><span class="lineno"> 3534</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fill_dir_plus(<span class="keywordtype">void</span> *dh_, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keyword">const</span> <span class="keyword">struct</span> stat *statp,</div><div class="line"><a name="l03535"></a><span class="lineno"> 3535</span>&#160;                         off_t off, <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568">fuse_fill_dir_flags</a> flags)</div><div class="line"><a name="l03536"></a><span class="lineno"> 3536</span>&#160;{</div><div class="line"><a name="l03537"></a><span class="lineno"> 3537</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh = (<span class="keyword">struct </span>fuse_dh *) dh_;</div><div class="line"><a name="l03538"></a><span class="lineno"> 3538</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e = {</div><div class="line"><a name="l03539"></a><span class="lineno"> 3539</span>&#160;                <span class="comment">/* ino=0 tells the kernel to ignore readdirplus stat info */</span></div><div class="line"><a name="l03540"></a><span class="lineno"> 3540</span>&#160;                .<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = 0,</div><div class="line"><a name="l03541"></a><span class="lineno"> 3541</span>&#160;        };</div><div class="line"><a name="l03542"></a><span class="lineno"> 3542</span>&#160;        <span class="keyword">struct </span>fuse *f = dh-&gt;fuse;</div><div class="line"><a name="l03543"></a><span class="lineno"> 3543</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l03544"></a><span class="lineno"> 3544</span>&#160;</div><div class="line"><a name="l03545"></a><span class="lineno"> 3545</span>&#160;        <span class="keywordflow">if</span> ((flags &amp; ~<a class="code" href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568a3f50d11935fe96eb4df6ff0844c4e153">FUSE_FILL_DIR_PLUS</a>) != 0) {</div><div class="line"><a name="l03546"></a><span class="lineno"> 3546</span>&#160;                dh-&gt;error = -EIO;</div><div class="line"><a name="l03547"></a><span class="lineno"> 3547</span>&#160;                <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03548"></a><span class="lineno"> 3548</span>&#160;        }</div><div class="line"><a name="l03549"></a><span class="lineno"> 3549</span>&#160;</div><div class="line"><a name="l03550"></a><span class="lineno"> 3550</span>&#160;        <span class="keywordflow">if</span> (off &amp;&amp; statp &amp;&amp; (flags &amp; <a class="code" href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568a3f50d11935fe96eb4df6ff0844c4e153">FUSE_FILL_DIR_PLUS</a>)) {</div><div class="line"><a name="l03551"></a><span class="lineno"> 3551</span>&#160;                e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a> = *statp;</div><div class="line"><a name="l03552"></a><span class="lineno"> 3552</span>&#160;</div><div class="line"><a name="l03553"></a><span class="lineno"> 3553</span>&#160;                <span class="keywordflow">if</span> (!is_dot_or_dotdot(name)) {</div><div class="line"><a name="l03554"></a><span class="lineno"> 3554</span>&#160;                        res = do_lookup(f, dh-&gt;nodeid, name, &amp;e);</div><div class="line"><a name="l03555"></a><span class="lineno"> 3555</span>&#160;                        <span class="keywordflow">if</span> (res) {</div><div class="line"><a name="l03556"></a><span class="lineno"> 3556</span>&#160;                                dh-&gt;error = res;</div><div class="line"><a name="l03557"></a><span class="lineno"> 3557</span>&#160;                                <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03558"></a><span class="lineno"> 3558</span>&#160;                        }</div><div class="line"><a name="l03559"></a><span class="lineno"> 3559</span>&#160;                }</div><div class="line"><a name="l03560"></a><span class="lineno"> 3560</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03561"></a><span class="lineno"> 3561</span>&#160;                e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino = FUSE_UNKNOWN_INO;</div><div class="line"><a name="l03562"></a><span class="lineno"> 3562</span>&#160;                <span class="keywordflow">if</span> (!f-&gt;conf.use_ino &amp;&amp; f-&gt;conf.readdir_ino) {</div><div class="line"><a name="l03563"></a><span class="lineno"> 3563</span>&#160;                        e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino = (ino_t)</div><div class="line"><a name="l03564"></a><span class="lineno"> 3564</span>&#160;                                lookup_nodeid(f, dh-&gt;nodeid, name);</div><div class="line"><a name="l03565"></a><span class="lineno"> 3565</span>&#160;                }</div><div class="line"><a name="l03566"></a><span class="lineno"> 3566</span>&#160;        }</div><div class="line"><a name="l03567"></a><span class="lineno"> 3567</span>&#160;</div><div class="line"><a name="l03568"></a><span class="lineno"> 3568</span>&#160;        <span class="keywordflow">if</span> (off) {</div><div class="line"><a name="l03569"></a><span class="lineno"> 3569</span>&#160;                <span class="keywordtype">size_t</span> newlen;</div><div class="line"><a name="l03570"></a><span class="lineno"> 3570</span>&#160;</div><div class="line"><a name="l03571"></a><span class="lineno"> 3571</span>&#160;                <span class="keywordflow">if</span> (dh-&gt;filled) {</div><div class="line"><a name="l03572"></a><span class="lineno"> 3572</span>&#160;                        dh-&gt;error = -EIO;</div><div class="line"><a name="l03573"></a><span class="lineno"> 3573</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03574"></a><span class="lineno"> 3574</span>&#160;                }</div><div class="line"><a name="l03575"></a><span class="lineno"> 3575</span>&#160;</div><div class="line"><a name="l03576"></a><span class="lineno"> 3576</span>&#160;                <span class="keywordflow">if</span> (dh-&gt;first) {</div><div class="line"><a name="l03577"></a><span class="lineno"> 3577</span>&#160;                        dh-&gt;error = -EIO;</div><div class="line"><a name="l03578"></a><span class="lineno"> 3578</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03579"></a><span class="lineno"> 3579</span>&#160;                }</div><div class="line"><a name="l03580"></a><span class="lineno"> 3580</span>&#160;                <span class="keywordflow">if</span> (extend_contents(dh, dh-&gt;needlen) == -1)</div><div class="line"><a name="l03581"></a><span class="lineno"> 3581</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03582"></a><span class="lineno"> 3582</span>&#160;</div><div class="line"><a name="l03583"></a><span class="lineno"> 3583</span>&#160;                newlen = dh-&gt;len +</div><div class="line"><a name="l03584"></a><span class="lineno"> 3584</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a>(dh-&gt;req, dh-&gt;contents + dh-&gt;len,</div><div class="line"><a name="l03585"></a><span class="lineno"> 3585</span>&#160;                                               dh-&gt;needlen - dh-&gt;len, name,</div><div class="line"><a name="l03586"></a><span class="lineno"> 3586</span>&#160;                                               &amp;e, off);</div><div class="line"><a name="l03587"></a><span class="lineno"> 3587</span>&#160;                <span class="keywordflow">if</span> (newlen &gt; dh-&gt;needlen)</div><div class="line"><a name="l03588"></a><span class="lineno"> 3588</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03589"></a><span class="lineno"> 3589</span>&#160;                dh-&gt;len = newlen;</div><div class="line"><a name="l03590"></a><span class="lineno"> 3590</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03591"></a><span class="lineno"> 3591</span>&#160;                dh-&gt;filled = 1;</div><div class="line"><a name="l03592"></a><span class="lineno"> 3592</span>&#160;</div><div class="line"><a name="l03593"></a><span class="lineno"> 3593</span>&#160;                <span class="keywordflow">if</span> (fuse_add_direntry_to_dh(dh, name, &amp;e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>) == -1)</div><div class="line"><a name="l03594"></a><span class="lineno"> 3594</span>&#160;                        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l03595"></a><span class="lineno"> 3595</span>&#160;        }</div><div class="line"><a name="l03596"></a><span class="lineno"> 3596</span>&#160;</div><div class="line"><a name="l03597"></a><span class="lineno"> 3597</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l03598"></a><span class="lineno"> 3598</span>&#160;}</div><div class="line"><a name="l03599"></a><span class="lineno"> 3599</span>&#160;</div><div class="line"><a name="l03600"></a><span class="lineno"> 3600</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> free_direntries(<span class="keyword">struct</span> fuse_direntry *de)</div><div class="line"><a name="l03601"></a><span class="lineno"> 3601</span>&#160;{</div><div class="line"><a name="l03602"></a><span class="lineno"> 3602</span>&#160;        <span class="keywordflow">while</span> (de) {</div><div class="line"><a name="l03603"></a><span class="lineno"> 3603</span>&#160;                <span class="keyword">struct </span>fuse_direntry *next = de-&gt;next;</div><div class="line"><a name="l03604"></a><span class="lineno"> 3604</span>&#160;                free(de-&gt;name);</div><div class="line"><a name="l03605"></a><span class="lineno"> 3605</span>&#160;                free(de);</div><div class="line"><a name="l03606"></a><span class="lineno"> 3606</span>&#160;                de = next;</div><div class="line"><a name="l03607"></a><span class="lineno"> 3607</span>&#160;        }</div><div class="line"><a name="l03608"></a><span class="lineno"> 3608</span>&#160;}</div><div class="line"><a name="l03609"></a><span class="lineno"> 3609</span>&#160;</div><div class="line"><a name="l03610"></a><span class="lineno"> 3610</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> readdir_fill(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03611"></a><span class="lineno"> 3611</span>&#160;                        <span class="keywordtype">size_t</span> size, off_t off, <span class="keyword">struct</span> fuse_dh *dh,</div><div class="line"><a name="l03612"></a><span class="lineno"> 3612</span>&#160;                        <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line"><a name="l03613"></a><span class="lineno"> 3613</span>&#160;                        <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a> flags)</div><div class="line"><a name="l03614"></a><span class="lineno"> 3614</span>&#160;{</div><div class="line"><a name="l03615"></a><span class="lineno"> 3615</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03616"></a><span class="lineno"> 3616</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03617"></a><span class="lineno"> 3617</span>&#160;</div><div class="line"><a name="l03618"></a><span class="lineno"> 3618</span>&#160;        <span class="keywordflow">if</span> (f-&gt;fs-&gt;op.readdir)</div><div class="line"><a name="l03619"></a><span class="lineno"> 3619</span>&#160;                err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03620"></a><span class="lineno"> 3620</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l03621"></a><span class="lineno"> 3621</span>&#160;                err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03622"></a><span class="lineno"> 3622</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03623"></a><span class="lineno"> 3623</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03624"></a><span class="lineno"> 3624</span>&#160;                <a class="code" href="fuse_8h.html#a7dd132de66a5cc2add2a4eff5d435660">fuse_fill_dir_t</a> filler = fill_dir;</div><div class="line"><a name="l03625"></a><span class="lineno"> 3625</span>&#160;</div><div class="line"><a name="l03626"></a><span class="lineno"> 3626</span>&#160;                <span class="keywordflow">if</span> (flags &amp; <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074ad62ab7c23f966a76282921e9187ca441">FUSE_READDIR_PLUS</a>)</div><div class="line"><a name="l03627"></a><span class="lineno"> 3627</span>&#160;                        filler = fill_dir_plus;</div><div class="line"><a name="l03628"></a><span class="lineno"> 3628</span>&#160;</div><div class="line"><a name="l03629"></a><span class="lineno"> 3629</span>&#160;                free_direntries(dh-&gt;first);</div><div class="line"><a name="l03630"></a><span class="lineno"> 3630</span>&#160;                dh-&gt;first = NULL;</div><div class="line"><a name="l03631"></a><span class="lineno"> 3631</span>&#160;                dh-&gt;last = &amp;dh-&gt;first;</div><div class="line"><a name="l03632"></a><span class="lineno"> 3632</span>&#160;                dh-&gt;len = 0;</div><div class="line"><a name="l03633"></a><span class="lineno"> 3633</span>&#160;                dh-&gt;error = 0;</div><div class="line"><a name="l03634"></a><span class="lineno"> 3634</span>&#160;                dh-&gt;needlen = size;</div><div class="line"><a name="l03635"></a><span class="lineno"> 3635</span>&#160;                dh-&gt;filled = 0;</div><div class="line"><a name="l03636"></a><span class="lineno"> 3636</span>&#160;                dh-&gt;req = req;</div><div class="line"><a name="l03637"></a><span class="lineno"> 3637</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03638"></a><span class="lineno"> 3638</span>&#160;                err = fuse_fs_readdir(f-&gt;fs, path, dh, filler, off, fi, flags);</div><div class="line"><a name="l03639"></a><span class="lineno"> 3639</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03640"></a><span class="lineno"> 3640</span>&#160;                dh-&gt;req = NULL;</div><div class="line"><a name="l03641"></a><span class="lineno"> 3641</span>&#160;                <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03642"></a><span class="lineno"> 3642</span>&#160;                        err = dh-&gt;error;</div><div class="line"><a name="l03643"></a><span class="lineno"> 3643</span>&#160;                <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l03644"></a><span class="lineno"> 3644</span>&#160;                        dh-&gt;filled = 0;</div><div class="line"><a name="l03645"></a><span class="lineno"> 3645</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03646"></a><span class="lineno"> 3646</span>&#160;        }</div><div class="line"><a name="l03647"></a><span class="lineno"> 3647</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l03648"></a><span class="lineno"> 3648</span>&#160;}</div><div class="line"><a name="l03649"></a><span class="lineno"> 3649</span>&#160;</div><div class="line"><a name="l03650"></a><span class="lineno"> 3650</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> readdir_fill_from_list(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">struct</span> fuse_dh *dh,</div><div class="line"><a name="l03651"></a><span class="lineno"> 3651</span>&#160;                                  off_t off, <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a> flags)</div><div class="line"><a name="l03652"></a><span class="lineno"> 3652</span>&#160;{</div><div class="line"><a name="l03653"></a><span class="lineno"> 3653</span>&#160;        off_t pos;</div><div class="line"><a name="l03654"></a><span class="lineno"> 3654</span>&#160;        <span class="keyword">struct </span>fuse_direntry *de = dh-&gt;first;</div><div class="line"><a name="l03655"></a><span class="lineno"> 3655</span>&#160;</div><div class="line"><a name="l03656"></a><span class="lineno"> 3656</span>&#160;        dh-&gt;len = 0;</div><div class="line"><a name="l03657"></a><span class="lineno"> 3657</span>&#160;</div><div class="line"><a name="l03658"></a><span class="lineno"> 3658</span>&#160;        <span class="keywordflow">if</span> (extend_contents(dh, dh-&gt;needlen) == -1)</div><div class="line"><a name="l03659"></a><span class="lineno"> 3659</span>&#160;                <span class="keywordflow">return</span> dh-&gt;error;</div><div class="line"><a name="l03660"></a><span class="lineno"> 3660</span>&#160;</div><div class="line"><a name="l03661"></a><span class="lineno"> 3661</span>&#160;        <span class="keywordflow">for</span> (pos = 0; pos &lt; off; pos++) {</div><div class="line"><a name="l03662"></a><span class="lineno"> 3662</span>&#160;                <span class="keywordflow">if</span> (!de)</div><div class="line"><a name="l03663"></a><span class="lineno"> 3663</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l03664"></a><span class="lineno"> 3664</span>&#160;</div><div class="line"><a name="l03665"></a><span class="lineno"> 3665</span>&#160;                de = de-&gt;next;</div><div class="line"><a name="l03666"></a><span class="lineno"> 3666</span>&#160;        }</div><div class="line"><a name="l03667"></a><span class="lineno"> 3667</span>&#160;        <span class="keywordflow">while</span> (de) {</div><div class="line"><a name="l03668"></a><span class="lineno"> 3668</span>&#160;                <span class="keywordtype">char</span> *p = dh-&gt;contents + dh-&gt;len;</div><div class="line"><a name="l03669"></a><span class="lineno"> 3669</span>&#160;                <span class="keywordtype">unsigned</span> rem = dh-&gt;needlen - dh-&gt;len;</div><div class="line"><a name="l03670"></a><span class="lineno"> 3670</span>&#160;                <span class="keywordtype">unsigned</span> thislen;</div><div class="line"><a name="l03671"></a><span class="lineno"> 3671</span>&#160;                <span class="keywordtype">unsigned</span> newlen;</div><div class="line"><a name="l03672"></a><span class="lineno"> 3672</span>&#160;                pos++;</div><div class="line"><a name="l03673"></a><span class="lineno"> 3673</span>&#160;</div><div class="line"><a name="l03674"></a><span class="lineno"> 3674</span>&#160;                <span class="keywordflow">if</span> (flags &amp; FUSE_READDIR_PLUS) {</div><div class="line"><a name="l03675"></a><span class="lineno"> 3675</span>&#160;                        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e = {</div><div class="line"><a name="l03676"></a><span class="lineno"> 3676</span>&#160;                                .<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = 0,</div><div class="line"><a name="l03677"></a><span class="lineno"> 3677</span>&#160;                                .attr = de-&gt;stat,</div><div class="line"><a name="l03678"></a><span class="lineno"> 3678</span>&#160;                        };</div><div class="line"><a name="l03679"></a><span class="lineno"> 3679</span>&#160;                        thislen = <a class="code" href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a>(req, p, rem,</div><div class="line"><a name="l03680"></a><span class="lineno"> 3680</span>&#160;                                                         de-&gt;name, &amp;e, pos);</div><div class="line"><a name="l03681"></a><span class="lineno"> 3681</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03682"></a><span class="lineno"> 3682</span>&#160;                        thislen = <a class="code" href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(req, p, rem,</div><div class="line"><a name="l03683"></a><span class="lineno"> 3683</span>&#160;                                                    de-&gt;name, &amp;de-&gt;stat, pos);</div><div class="line"><a name="l03684"></a><span class="lineno"> 3684</span>&#160;                }</div><div class="line"><a name="l03685"></a><span class="lineno"> 3685</span>&#160;                newlen = dh-&gt;len + thislen;</div><div class="line"><a name="l03686"></a><span class="lineno"> 3686</span>&#160;                <span class="keywordflow">if</span> (newlen &gt; dh-&gt;needlen)</div><div class="line"><a name="l03687"></a><span class="lineno"> 3687</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l03688"></a><span class="lineno"> 3688</span>&#160;                dh-&gt;len = newlen;</div><div class="line"><a name="l03689"></a><span class="lineno"> 3689</span>&#160;                de = de-&gt;next;</div><div class="line"><a name="l03690"></a><span class="lineno"> 3690</span>&#160;        }</div><div class="line"><a name="l03691"></a><span class="lineno"> 3691</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l03692"></a><span class="lineno"> 3692</span>&#160;}</div><div class="line"><a name="l03693"></a><span class="lineno"> 3693</span>&#160;</div><div class="line"><a name="l03694"></a><span class="lineno"> 3694</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_readdir_common(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l03695"></a><span class="lineno"> 3695</span>&#160;                                off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi,</div><div class="line"><a name="l03696"></a><span class="lineno"> 3696</span>&#160;                                <span class="keyword">enum</span> <a class="code" href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a> flags)</div><div class="line"><a name="l03697"></a><span class="lineno"> 3697</span>&#160;{</div><div class="line"><a name="l03698"></a><span class="lineno"> 3698</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03699"></a><span class="lineno"> 3699</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l03700"></a><span class="lineno"> 3700</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh = get_dirhandle(llfi, &amp;fi);</div><div class="line"><a name="l03701"></a><span class="lineno"> 3701</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03702"></a><span class="lineno"> 3702</span>&#160;</div><div class="line"><a name="l03703"></a><span class="lineno"> 3703</span>&#160;        pthread_mutex_lock(&amp;dh-&gt;lock);</div><div class="line"><a name="l03704"></a><span class="lineno"> 3704</span>&#160;        <span class="comment">/* According to SUS, directory contents need to be refreshed on</span></div><div class="line"><a name="l03705"></a><span class="lineno"> 3705</span>&#160;<span class="comment">           rewinddir() */</span></div><div class="line"><a name="l03706"></a><span class="lineno"> 3706</span>&#160;        <span class="keywordflow">if</span> (!off)</div><div class="line"><a name="l03707"></a><span class="lineno"> 3707</span>&#160;                dh-&gt;filled = 0;</div><div class="line"><a name="l03708"></a><span class="lineno"> 3708</span>&#160;</div><div class="line"><a name="l03709"></a><span class="lineno"> 3709</span>&#160;        <span class="keywordflow">if</span> (!dh-&gt;filled) {</div><div class="line"><a name="l03710"></a><span class="lineno"> 3710</span>&#160;                err = readdir_fill(f, req, ino, size, off, dh, &amp;fi, flags);</div><div class="line"><a name="l03711"></a><span class="lineno"> 3711</span>&#160;                <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l03712"></a><span class="lineno"> 3712</span>&#160;                        reply_err(req, err);</div><div class="line"><a name="l03713"></a><span class="lineno"> 3713</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l03714"></a><span class="lineno"> 3714</span>&#160;                }</div><div class="line"><a name="l03715"></a><span class="lineno"> 3715</span>&#160;        }</div><div class="line"><a name="l03716"></a><span class="lineno"> 3716</span>&#160;        <span class="keywordflow">if</span> (dh-&gt;filled) {</div><div class="line"><a name="l03717"></a><span class="lineno"> 3717</span>&#160;                dh-&gt;needlen = size;</div><div class="line"><a name="l03718"></a><span class="lineno"> 3718</span>&#160;                err = readdir_fill_from_list(req, dh, off, flags);</div><div class="line"><a name="l03719"></a><span class="lineno"> 3719</span>&#160;                <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l03720"></a><span class="lineno"> 3720</span>&#160;                        reply_err(req, err);</div><div class="line"><a name="l03721"></a><span class="lineno"> 3721</span>&#160;                        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l03722"></a><span class="lineno"> 3722</span>&#160;                }</div><div class="line"><a name="l03723"></a><span class="lineno"> 3723</span>&#160;        }</div><div class="line"><a name="l03724"></a><span class="lineno"> 3724</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, dh-&gt;contents, dh-&gt;len);</div><div class="line"><a name="l03725"></a><span class="lineno"> 3725</span>&#160;out:</div><div class="line"><a name="l03726"></a><span class="lineno"> 3726</span>&#160;        pthread_mutex_unlock(&amp;dh-&gt;lock);</div><div class="line"><a name="l03727"></a><span class="lineno"> 3727</span>&#160;}</div><div class="line"><a name="l03728"></a><span class="lineno"> 3728</span>&#160;</div><div class="line"><a name="l03729"></a><span class="lineno"> 3729</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_readdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l03730"></a><span class="lineno"> 3730</span>&#160;                             off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi)</div><div class="line"><a name="l03731"></a><span class="lineno"> 3731</span>&#160;{</div><div class="line"><a name="l03732"></a><span class="lineno"> 3732</span>&#160;        fuse_readdir_common(req, ino, size, off, llfi, 0);</div><div class="line"><a name="l03733"></a><span class="lineno"> 3733</span>&#160;}</div><div class="line"><a name="l03734"></a><span class="lineno"> 3734</span>&#160;</div><div class="line"><a name="l03735"></a><span class="lineno"> 3735</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_readdirplus(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line"><a name="l03736"></a><span class="lineno"> 3736</span>&#160;                                  off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi)</div><div class="line"><a name="l03737"></a><span class="lineno"> 3737</span>&#160;{</div><div class="line"><a name="l03738"></a><span class="lineno"> 3738</span>&#160;        fuse_readdir_common(req, ino, size, off, llfi, FUSE_READDIR_PLUS);</div><div class="line"><a name="l03739"></a><span class="lineno"> 3739</span>&#160;}</div><div class="line"><a name="l03740"></a><span class="lineno"> 3740</span>&#160;</div><div class="line"><a name="l03741"></a><span class="lineno"> 3741</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_releasedir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03742"></a><span class="lineno"> 3742</span>&#160;                                <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi)</div><div class="line"><a name="l03743"></a><span class="lineno"> 3743</span>&#160;{</div><div class="line"><a name="l03744"></a><span class="lineno"> 3744</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03745"></a><span class="lineno"> 3745</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03746"></a><span class="lineno"> 3746</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l03747"></a><span class="lineno"> 3747</span>&#160;        <span class="keyword">struct </span>fuse_dh *dh = get_dirhandle(llfi, &amp;fi);</div><div class="line"><a name="l03748"></a><span class="lineno"> 3748</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03749"></a><span class="lineno"> 3749</span>&#160;</div><div class="line"><a name="l03750"></a><span class="lineno"> 3750</span>&#160;        get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03751"></a><span class="lineno"> 3751</span>&#160;</div><div class="line"><a name="l03752"></a><span class="lineno"> 3752</span>&#160;        fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03753"></a><span class="lineno"> 3753</span>&#160;        fuse_fs_releasedir(f-&gt;fs, path, &amp;fi);</div><div class="line"><a name="l03754"></a><span class="lineno"> 3754</span>&#160;        fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03755"></a><span class="lineno"> 3755</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l03756"></a><span class="lineno"> 3756</span>&#160;</div><div class="line"><a name="l03757"></a><span class="lineno"> 3757</span>&#160;        pthread_mutex_lock(&amp;dh-&gt;lock);</div><div class="line"><a name="l03758"></a><span class="lineno"> 3758</span>&#160;        pthread_mutex_unlock(&amp;dh-&gt;lock);</div><div class="line"><a name="l03759"></a><span class="lineno"> 3759</span>&#160;        pthread_mutex_destroy(&amp;dh-&gt;lock);</div><div class="line"><a name="l03760"></a><span class="lineno"> 3760</span>&#160;        free_direntries(dh-&gt;first);</div><div class="line"><a name="l03761"></a><span class="lineno"> 3761</span>&#160;        free(dh-&gt;contents);</div><div class="line"><a name="l03762"></a><span class="lineno"> 3762</span>&#160;        free(dh);</div><div class="line"><a name="l03763"></a><span class="lineno"> 3763</span>&#160;        reply_err(req, 0);</div><div class="line"><a name="l03764"></a><span class="lineno"> 3764</span>&#160;}</div><div class="line"><a name="l03765"></a><span class="lineno"> 3765</span>&#160;</div><div class="line"><a name="l03766"></a><span class="lineno"> 3766</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_fsyncdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line"><a name="l03767"></a><span class="lineno"> 3767</span>&#160;                              <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi)</div><div class="line"><a name="l03768"></a><span class="lineno"> 3768</span>&#160;{</div><div class="line"><a name="l03769"></a><span class="lineno"> 3769</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03770"></a><span class="lineno"> 3770</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l03771"></a><span class="lineno"> 3771</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03772"></a><span class="lineno"> 3772</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03773"></a><span class="lineno"> 3773</span>&#160;</div><div class="line"><a name="l03774"></a><span class="lineno"> 3774</span>&#160;        get_dirhandle(llfi, &amp;fi);</div><div class="line"><a name="l03775"></a><span class="lineno"> 3775</span>&#160;</div><div class="line"><a name="l03776"></a><span class="lineno"> 3776</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l03777"></a><span class="lineno"> 3777</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03778"></a><span class="lineno"> 3778</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03779"></a><span class="lineno"> 3779</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03780"></a><span class="lineno"> 3780</span>&#160;                err = fuse_fs_fsyncdir(f-&gt;fs, path, datasync, &amp;fi);</div><div class="line"><a name="l03781"></a><span class="lineno"> 3781</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03782"></a><span class="lineno"> 3782</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03783"></a><span class="lineno"> 3783</span>&#160;        }</div><div class="line"><a name="l03784"></a><span class="lineno"> 3784</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03785"></a><span class="lineno"> 3785</span>&#160;}</div><div class="line"><a name="l03786"></a><span class="lineno"> 3786</span>&#160;</div><div class="line"><a name="l03787"></a><span class="lineno"> 3787</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_statfs(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line"><a name="l03788"></a><span class="lineno"> 3788</span>&#160;{</div><div class="line"><a name="l03789"></a><span class="lineno"> 3789</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03790"></a><span class="lineno"> 3790</span>&#160;        <span class="keyword">struct </span>statvfs buf;</div><div class="line"><a name="l03791"></a><span class="lineno"> 3791</span>&#160;        <span class="keywordtype">char</span> *path = NULL;</div><div class="line"><a name="l03792"></a><span class="lineno"> 3792</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l03793"></a><span class="lineno"> 3793</span>&#160;</div><div class="line"><a name="l03794"></a><span class="lineno"> 3794</span>&#160;        memset(&amp;buf, 0, <span class="keyword">sizeof</span>(buf));</div><div class="line"><a name="l03795"></a><span class="lineno"> 3795</span>&#160;        <span class="keywordflow">if</span> (ino)</div><div class="line"><a name="l03796"></a><span class="lineno"> 3796</span>&#160;                err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03797"></a><span class="lineno"> 3797</span>&#160;</div><div class="line"><a name="l03798"></a><span class="lineno"> 3798</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03799"></a><span class="lineno"> 3799</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03800"></a><span class="lineno"> 3800</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03801"></a><span class="lineno"> 3801</span>&#160;                err = fuse_fs_statfs(f-&gt;fs, path ? path : <span class="stringliteral">&quot;/&quot;</span>, &amp;buf);</div><div class="line"><a name="l03802"></a><span class="lineno"> 3802</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03803"></a><span class="lineno"> 3803</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03804"></a><span class="lineno"> 3804</span>&#160;        }</div><div class="line"><a name="l03805"></a><span class="lineno"> 3805</span>&#160;</div><div class="line"><a name="l03806"></a><span class="lineno"> 3806</span>&#160;        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l03807"></a><span class="lineno"> 3807</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#aa1d95ec3ca674253baac3639ea10f0ff">fuse_reply_statfs</a>(req, &amp;buf);</div><div class="line"><a name="l03808"></a><span class="lineno"> 3808</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l03809"></a><span class="lineno"> 3809</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l03810"></a><span class="lineno"> 3810</span>&#160;}</div><div class="line"><a name="l03811"></a><span class="lineno"> 3811</span>&#160;</div><div class="line"><a name="l03812"></a><span class="lineno"> 3812</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_setxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l03813"></a><span class="lineno"> 3813</span>&#160;                              <span class="keyword">const</span> <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size, <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l03814"></a><span class="lineno"> 3814</span>&#160;{</div><div class="line"><a name="l03815"></a><span class="lineno"> 3815</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03816"></a><span class="lineno"> 3816</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03817"></a><span class="lineno"> 3817</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03818"></a><span class="lineno"> 3818</span>&#160;</div><div class="line"><a name="l03819"></a><span class="lineno"> 3819</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03820"></a><span class="lineno"> 3820</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03821"></a><span class="lineno"> 3821</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03822"></a><span class="lineno"> 3822</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03823"></a><span class="lineno"> 3823</span>&#160;                err = fuse_fs_setxattr(f-&gt;fs, path, name, value, size, flags);</div><div class="line"><a name="l03824"></a><span class="lineno"> 3824</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03825"></a><span class="lineno"> 3825</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03826"></a><span class="lineno"> 3826</span>&#160;        }</div><div class="line"><a name="l03827"></a><span class="lineno"> 3827</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03828"></a><span class="lineno"> 3828</span>&#160;}</div><div class="line"><a name="l03829"></a><span class="lineno"> 3829</span>&#160;</div><div class="line"><a name="l03830"></a><span class="lineno"> 3830</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> common_getxattr(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03831"></a><span class="lineno"> 3831</span>&#160;                           <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l03832"></a><span class="lineno"> 3832</span>&#160;{</div><div class="line"><a name="l03833"></a><span class="lineno"> 3833</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03834"></a><span class="lineno"> 3834</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03835"></a><span class="lineno"> 3835</span>&#160;</div><div class="line"><a name="l03836"></a><span class="lineno"> 3836</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03837"></a><span class="lineno"> 3837</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03838"></a><span class="lineno"> 3838</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03839"></a><span class="lineno"> 3839</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03840"></a><span class="lineno"> 3840</span>&#160;                err = fuse_fs_getxattr(f-&gt;fs, path, name, value, size);</div><div class="line"><a name="l03841"></a><span class="lineno"> 3841</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03842"></a><span class="lineno"> 3842</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03843"></a><span class="lineno"> 3843</span>&#160;        }</div><div class="line"><a name="l03844"></a><span class="lineno"> 3844</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l03845"></a><span class="lineno"> 3845</span>&#160;}</div><div class="line"><a name="l03846"></a><span class="lineno"> 3846</span>&#160;</div><div class="line"><a name="l03847"></a><span class="lineno"> 3847</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_getxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l03848"></a><span class="lineno"> 3848</span>&#160;                              <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l03849"></a><span class="lineno"> 3849</span>&#160;{</div><div class="line"><a name="l03850"></a><span class="lineno"> 3850</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03851"></a><span class="lineno"> 3851</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l03852"></a><span class="lineno"> 3852</span>&#160;</div><div class="line"><a name="l03853"></a><span class="lineno"> 3853</span>&#160;        <span class="keywordflow">if</span> (size) {</div><div class="line"><a name="l03854"></a><span class="lineno"> 3854</span>&#160;                <span class="keywordtype">char</span> *value = (<span class="keywordtype">char</span> *) malloc(size);</div><div class="line"><a name="l03855"></a><span class="lineno"> 3855</span>&#160;                <span class="keywordflow">if</span> (value == NULL) {</div><div class="line"><a name="l03856"></a><span class="lineno"> 3856</span>&#160;                        reply_err(req, -ENOMEM);</div><div class="line"><a name="l03857"></a><span class="lineno"> 3857</span>&#160;                        <span class="keywordflow">return</span>;</div><div class="line"><a name="l03858"></a><span class="lineno"> 3858</span>&#160;                }</div><div class="line"><a name="l03859"></a><span class="lineno"> 3859</span>&#160;                res = common_getxattr(f, req, ino, name, value, size);</div><div class="line"><a name="l03860"></a><span class="lineno"> 3860</span>&#160;                <span class="keywordflow">if</span> (res &gt; 0)</div><div class="line"><a name="l03861"></a><span class="lineno"> 3861</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, value, res);</div><div class="line"><a name="l03862"></a><span class="lineno"> 3862</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l03863"></a><span class="lineno"> 3863</span>&#160;                        reply_err(req, res);</div><div class="line"><a name="l03864"></a><span class="lineno"> 3864</span>&#160;                free(value);</div><div class="line"><a name="l03865"></a><span class="lineno"> 3865</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03866"></a><span class="lineno"> 3866</span>&#160;                res = common_getxattr(f, req, ino, name, NULL, 0);</div><div class="line"><a name="l03867"></a><span class="lineno"> 3867</span>&#160;                <span class="keywordflow">if</span> (res &gt;= 0)</div><div class="line"><a name="l03868"></a><span class="lineno"> 3868</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, res);</div><div class="line"><a name="l03869"></a><span class="lineno"> 3869</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l03870"></a><span class="lineno"> 3870</span>&#160;                        reply_err(req, res);</div><div class="line"><a name="l03871"></a><span class="lineno"> 3871</span>&#160;        }</div><div class="line"><a name="l03872"></a><span class="lineno"> 3872</span>&#160;}</div><div class="line"><a name="l03873"></a><span class="lineno"> 3873</span>&#160;</div><div class="line"><a name="l03874"></a><span class="lineno"> 3874</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> common_listxattr(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03875"></a><span class="lineno"> 3875</span>&#160;                            <span class="keywordtype">char</span> *list, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l03876"></a><span class="lineno"> 3876</span>&#160;{</div><div class="line"><a name="l03877"></a><span class="lineno"> 3877</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03878"></a><span class="lineno"> 3878</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03879"></a><span class="lineno"> 3879</span>&#160;</div><div class="line"><a name="l03880"></a><span class="lineno"> 3880</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03881"></a><span class="lineno"> 3881</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03882"></a><span class="lineno"> 3882</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03883"></a><span class="lineno"> 3883</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03884"></a><span class="lineno"> 3884</span>&#160;                err = fuse_fs_listxattr(f-&gt;fs, path, list, size);</div><div class="line"><a name="l03885"></a><span class="lineno"> 3885</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03886"></a><span class="lineno"> 3886</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03887"></a><span class="lineno"> 3887</span>&#160;        }</div><div class="line"><a name="l03888"></a><span class="lineno"> 3888</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l03889"></a><span class="lineno"> 3889</span>&#160;}</div><div class="line"><a name="l03890"></a><span class="lineno"> 3890</span>&#160;</div><div class="line"><a name="l03891"></a><span class="lineno"> 3891</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_listxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l03892"></a><span class="lineno"> 3892</span>&#160;{</div><div class="line"><a name="l03893"></a><span class="lineno"> 3893</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03894"></a><span class="lineno"> 3894</span>&#160;        <span class="keywordtype">int</span> res;</div><div class="line"><a name="l03895"></a><span class="lineno"> 3895</span>&#160;</div><div class="line"><a name="l03896"></a><span class="lineno"> 3896</span>&#160;        <span class="keywordflow">if</span> (size) {</div><div class="line"><a name="l03897"></a><span class="lineno"> 3897</span>&#160;                <span class="keywordtype">char</span> *list = (<span class="keywordtype">char</span> *) malloc(size);</div><div class="line"><a name="l03898"></a><span class="lineno"> 3898</span>&#160;                <span class="keywordflow">if</span> (list == NULL) {</div><div class="line"><a name="l03899"></a><span class="lineno"> 3899</span>&#160;                        reply_err(req, -ENOMEM);</div><div class="line"><a name="l03900"></a><span class="lineno"> 3900</span>&#160;                        <span class="keywordflow">return</span>;</div><div class="line"><a name="l03901"></a><span class="lineno"> 3901</span>&#160;                }</div><div class="line"><a name="l03902"></a><span class="lineno"> 3902</span>&#160;                res = common_listxattr(f, req, ino, list, size);</div><div class="line"><a name="l03903"></a><span class="lineno"> 3903</span>&#160;                <span class="keywordflow">if</span> (res &gt; 0)</div><div class="line"><a name="l03904"></a><span class="lineno"> 3904</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, list, res);</div><div class="line"><a name="l03905"></a><span class="lineno"> 3905</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l03906"></a><span class="lineno"> 3906</span>&#160;                        reply_err(req, res);</div><div class="line"><a name="l03907"></a><span class="lineno"> 3907</span>&#160;                free(list);</div><div class="line"><a name="l03908"></a><span class="lineno"> 3908</span>&#160;        } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03909"></a><span class="lineno"> 3909</span>&#160;                res = common_listxattr(f, req, ino, NULL, 0);</div><div class="line"><a name="l03910"></a><span class="lineno"> 3910</span>&#160;                <span class="keywordflow">if</span> (res &gt;= 0)</div><div class="line"><a name="l03911"></a><span class="lineno"> 3911</span>&#160;                        <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, res);</div><div class="line"><a name="l03912"></a><span class="lineno"> 3912</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l03913"></a><span class="lineno"> 3913</span>&#160;                        reply_err(req, res);</div><div class="line"><a name="l03914"></a><span class="lineno"> 3914</span>&#160;        }</div><div class="line"><a name="l03915"></a><span class="lineno"> 3915</span>&#160;}</div><div class="line"><a name="l03916"></a><span class="lineno"> 3916</span>&#160;</div><div class="line"><a name="l03917"></a><span class="lineno"> 3917</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_removexattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l03918"></a><span class="lineno"> 3918</span>&#160;                                 <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line"><a name="l03919"></a><span class="lineno"> 3919</span>&#160;{</div><div class="line"><a name="l03920"></a><span class="lineno"> 3920</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l03921"></a><span class="lineno"> 3921</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l03922"></a><span class="lineno"> 3922</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l03923"></a><span class="lineno"> 3923</span>&#160;</div><div class="line"><a name="l03924"></a><span class="lineno"> 3924</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l03925"></a><span class="lineno"> 3925</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l03926"></a><span class="lineno"> 3926</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l03927"></a><span class="lineno"> 3927</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03928"></a><span class="lineno"> 3928</span>&#160;                err = fuse_fs_removexattr(f-&gt;fs, path, name);</div><div class="line"><a name="l03929"></a><span class="lineno"> 3929</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l03930"></a><span class="lineno"> 3930</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l03931"></a><span class="lineno"> 3931</span>&#160;        }</div><div class="line"><a name="l03932"></a><span class="lineno"> 3932</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l03933"></a><span class="lineno"> 3933</span>&#160;}</div><div class="line"><a name="l03934"></a><span class="lineno"> 3934</span>&#160;</div><div class="line"><a name="l03935"></a><span class="lineno"> 3935</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span>lock *locks_conflict(<span class="keyword">struct</span> node *node, <span class="keyword">const</span> <span class="keyword">struct</span> lock *lock)</div><div class="line"><a name="l03936"></a><span class="lineno"> 3936</span>&#160;{</div><div class="line"><a name="l03937"></a><span class="lineno"> 3937</span>&#160;        <span class="keyword">struct </span>lock *l;</div><div class="line"><a name="l03938"></a><span class="lineno"> 3938</span>&#160;</div><div class="line"><a name="l03939"></a><span class="lineno"> 3939</span>&#160;        <span class="keywordflow">for</span> (l = node-&gt;locks; l; l = l-&gt;next)</div><div class="line"><a name="l03940"></a><span class="lineno"> 3940</span>&#160;                <span class="keywordflow">if</span> (l-&gt;owner != lock-&gt;owner &amp;&amp;</div><div class="line"><a name="l03941"></a><span class="lineno"> 3941</span>&#160;                    lock-&gt;start &lt;= l-&gt;end &amp;&amp; l-&gt;start &lt;= lock-&gt;end &amp;&amp;</div><div class="line"><a name="l03942"></a><span class="lineno"> 3942</span>&#160;                    (l-&gt;type == F_WRLCK || lock-&gt;type == F_WRLCK))</div><div class="line"><a name="l03943"></a><span class="lineno"> 3943</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l03944"></a><span class="lineno"> 3944</span>&#160;</div><div class="line"><a name="l03945"></a><span class="lineno"> 3945</span>&#160;        <span class="keywordflow">return</span> l;</div><div class="line"><a name="l03946"></a><span class="lineno"> 3946</span>&#160;}</div><div class="line"><a name="l03947"></a><span class="lineno"> 3947</span>&#160;</div><div class="line"><a name="l03948"></a><span class="lineno"> 3948</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> delete_lock(<span class="keyword">struct</span> lock **lockp)</div><div class="line"><a name="l03949"></a><span class="lineno"> 3949</span>&#160;{</div><div class="line"><a name="l03950"></a><span class="lineno"> 3950</span>&#160;        <span class="keyword">struct </span>lock *l = *lockp;</div><div class="line"><a name="l03951"></a><span class="lineno"> 3951</span>&#160;        *lockp = l-&gt;next;</div><div class="line"><a name="l03952"></a><span class="lineno"> 3952</span>&#160;        free(l);</div><div class="line"><a name="l03953"></a><span class="lineno"> 3953</span>&#160;}</div><div class="line"><a name="l03954"></a><span class="lineno"> 3954</span>&#160;</div><div class="line"><a name="l03955"></a><span class="lineno"> 3955</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> insert_lock(<span class="keyword">struct</span> lock **pos, <span class="keyword">struct</span> lock *lock)</div><div class="line"><a name="l03956"></a><span class="lineno"> 3956</span>&#160;{</div><div class="line"><a name="l03957"></a><span class="lineno"> 3957</span>&#160;        lock-&gt;next = *pos;</div><div class="line"><a name="l03958"></a><span class="lineno"> 3958</span>&#160;        *pos = lock;</div><div class="line"><a name="l03959"></a><span class="lineno"> 3959</span>&#160;}</div><div class="line"><a name="l03960"></a><span class="lineno"> 3960</span>&#160;</div><div class="line"><a name="l03961"></a><span class="lineno"> 3961</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> locks_insert(<span class="keyword">struct</span> node *node, <span class="keyword">struct</span> lock *lock)</div><div class="line"><a name="l03962"></a><span class="lineno"> 3962</span>&#160;{</div><div class="line"><a name="l03963"></a><span class="lineno"> 3963</span>&#160;        <span class="keyword">struct </span>lock **lp;</div><div class="line"><a name="l03964"></a><span class="lineno"> 3964</span>&#160;        <span class="keyword">struct </span>lock *newl1 = NULL;</div><div class="line"><a name="l03965"></a><span class="lineno"> 3965</span>&#160;        <span class="keyword">struct </span>lock *newl2 = NULL;</div><div class="line"><a name="l03966"></a><span class="lineno"> 3966</span>&#160;</div><div class="line"><a name="l03967"></a><span class="lineno"> 3967</span>&#160;        <span class="keywordflow">if</span> (lock-&gt;type != F_UNLCK || lock-&gt;start != 0 ||</div><div class="line"><a name="l03968"></a><span class="lineno"> 3968</span>&#160;            lock-&gt;end != OFFSET_MAX) {</div><div class="line"><a name="l03969"></a><span class="lineno"> 3969</span>&#160;                newl1 = malloc(<span class="keyword">sizeof</span>(<span class="keyword">struct</span> lock));</div><div class="line"><a name="l03970"></a><span class="lineno"> 3970</span>&#160;                newl2 = malloc(<span class="keyword">sizeof</span>(<span class="keyword">struct</span> lock));</div><div class="line"><a name="l03971"></a><span class="lineno"> 3971</span>&#160;</div><div class="line"><a name="l03972"></a><span class="lineno"> 3972</span>&#160;                <span class="keywordflow">if</span> (!newl1 || !newl2) {</div><div class="line"><a name="l03973"></a><span class="lineno"> 3973</span>&#160;                        free(newl1);</div><div class="line"><a name="l03974"></a><span class="lineno"> 3974</span>&#160;                        free(newl2);</div><div class="line"><a name="l03975"></a><span class="lineno"> 3975</span>&#160;                        <span class="keywordflow">return</span> -ENOLCK;</div><div class="line"><a name="l03976"></a><span class="lineno"> 3976</span>&#160;                }</div><div class="line"><a name="l03977"></a><span class="lineno"> 3977</span>&#160;        }</div><div class="line"><a name="l03978"></a><span class="lineno"> 3978</span>&#160;</div><div class="line"><a name="l03979"></a><span class="lineno"> 3979</span>&#160;        <span class="keywordflow">for</span> (lp = &amp;node-&gt;locks; *lp;) {</div><div class="line"><a name="l03980"></a><span class="lineno"> 3980</span>&#160;                <span class="keyword">struct </span>lock *l = *lp;</div><div class="line"><a name="l03981"></a><span class="lineno"> 3981</span>&#160;                <span class="keywordflow">if</span> (l-&gt;owner != lock-&gt;owner)</div><div class="line"><a name="l03982"></a><span class="lineno"> 3982</span>&#160;                        <span class="keywordflow">goto</span> skip;</div><div class="line"><a name="l03983"></a><span class="lineno"> 3983</span>&#160;</div><div class="line"><a name="l03984"></a><span class="lineno"> 3984</span>&#160;                <span class="keywordflow">if</span> (lock-&gt;type == l-&gt;type) {</div><div class="line"><a name="l03985"></a><span class="lineno"> 3985</span>&#160;                        <span class="keywordflow">if</span> (l-&gt;end &lt; lock-&gt;start - 1)</div><div class="line"><a name="l03986"></a><span class="lineno"> 3986</span>&#160;                                <span class="keywordflow">goto</span> skip;</div><div class="line"><a name="l03987"></a><span class="lineno"> 3987</span>&#160;                        <span class="keywordflow">if</span> (lock-&gt;end &lt; l-&gt;start - 1)</div><div class="line"><a name="l03988"></a><span class="lineno"> 3988</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l03989"></a><span class="lineno"> 3989</span>&#160;                        <span class="keywordflow">if</span> (l-&gt;start &lt;= lock-&gt;start &amp;&amp; lock-&gt;end &lt;= l-&gt;end)</div><div class="line"><a name="l03990"></a><span class="lineno"> 3990</span>&#160;                                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l03991"></a><span class="lineno"> 3991</span>&#160;                        <span class="keywordflow">if</span> (l-&gt;start &lt; lock-&gt;start)</div><div class="line"><a name="l03992"></a><span class="lineno"> 3992</span>&#160;                                lock-&gt;start = l-&gt;start;</div><div class="line"><a name="l03993"></a><span class="lineno"> 3993</span>&#160;                        <span class="keywordflow">if</span> (lock-&gt;end &lt; l-&gt;end)</div><div class="line"><a name="l03994"></a><span class="lineno"> 3994</span>&#160;                                lock-&gt;end = l-&gt;end;</div><div class="line"><a name="l03995"></a><span class="lineno"> 3995</span>&#160;                        <span class="keywordflow">goto</span> <span class="keyword">delete</span>;</div><div class="line"><a name="l03996"></a><span class="lineno"> 3996</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l03997"></a><span class="lineno"> 3997</span>&#160;                        <span class="keywordflow">if</span> (l-&gt;end &lt; lock-&gt;start)</div><div class="line"><a name="l03998"></a><span class="lineno"> 3998</span>&#160;                                <span class="keywordflow">goto</span> skip;</div><div class="line"><a name="l03999"></a><span class="lineno"> 3999</span>&#160;                        <span class="keywordflow">if</span> (lock-&gt;end &lt; l-&gt;start)</div><div class="line"><a name="l04000"></a><span class="lineno"> 4000</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l04001"></a><span class="lineno"> 4001</span>&#160;                        <span class="keywordflow">if</span> (lock-&gt;start &lt;= l-&gt;start &amp;&amp; l-&gt;end &lt;= lock-&gt;end)</div><div class="line"><a name="l04002"></a><span class="lineno"> 4002</span>&#160;                                <span class="keywordflow">goto</span> <span class="keyword">delete</span>;</div><div class="line"><a name="l04003"></a><span class="lineno"> 4003</span>&#160;                        <span class="keywordflow">if</span> (l-&gt;end &lt;= lock-&gt;end) {</div><div class="line"><a name="l04004"></a><span class="lineno"> 4004</span>&#160;                                l-&gt;end = lock-&gt;start - 1;</div><div class="line"><a name="l04005"></a><span class="lineno"> 4005</span>&#160;                                <span class="keywordflow">goto</span> skip;</div><div class="line"><a name="l04006"></a><span class="lineno"> 4006</span>&#160;                        }</div><div class="line"><a name="l04007"></a><span class="lineno"> 4007</span>&#160;                        <span class="keywordflow">if</span> (lock-&gt;start &lt;= l-&gt;start) {</div><div class="line"><a name="l04008"></a><span class="lineno"> 4008</span>&#160;                                l-&gt;start = lock-&gt;end + 1;</div><div class="line"><a name="l04009"></a><span class="lineno"> 4009</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l04010"></a><span class="lineno"> 4010</span>&#160;                        }</div><div class="line"><a name="l04011"></a><span class="lineno"> 4011</span>&#160;                        *newl2 = *l;</div><div class="line"><a name="l04012"></a><span class="lineno"> 4012</span>&#160;                        newl2-&gt;start = lock-&gt;end + 1;</div><div class="line"><a name="l04013"></a><span class="lineno"> 4013</span>&#160;                        l-&gt;end = lock-&gt;start - 1;</div><div class="line"><a name="l04014"></a><span class="lineno"> 4014</span>&#160;                        insert_lock(&amp;l-&gt;next, newl2);</div><div class="line"><a name="l04015"></a><span class="lineno"> 4015</span>&#160;                        newl2 = NULL;</div><div class="line"><a name="l04016"></a><span class="lineno"> 4016</span>&#160;                }</div><div class="line"><a name="l04017"></a><span class="lineno"> 4017</span>&#160;        skip:</div><div class="line"><a name="l04018"></a><span class="lineno"> 4018</span>&#160;                lp = &amp;l-&gt;next;</div><div class="line"><a name="l04019"></a><span class="lineno"> 4019</span>&#160;                <span class="keywordflow">continue</span>;</div><div class="line"><a name="l04020"></a><span class="lineno"> 4020</span>&#160;</div><div class="line"><a name="l04021"></a><span class="lineno"> 4021</span>&#160;        <span class="keyword">delete</span>:</div><div class="line"><a name="l04022"></a><span class="lineno"> 4022</span>&#160;                delete_lock(lp);</div><div class="line"><a name="l04023"></a><span class="lineno"> 4023</span>&#160;        }</div><div class="line"><a name="l04024"></a><span class="lineno"> 4024</span>&#160;        <span class="keywordflow">if</span> (lock-&gt;type != F_UNLCK) {</div><div class="line"><a name="l04025"></a><span class="lineno"> 4025</span>&#160;                *newl1 = *lock;</div><div class="line"><a name="l04026"></a><span class="lineno"> 4026</span>&#160;                insert_lock(lp, newl1);</div><div class="line"><a name="l04027"></a><span class="lineno"> 4027</span>&#160;                newl1 = NULL;</div><div class="line"><a name="l04028"></a><span class="lineno"> 4028</span>&#160;        }</div><div class="line"><a name="l04029"></a><span class="lineno"> 4029</span>&#160;out:</div><div class="line"><a name="l04030"></a><span class="lineno"> 4030</span>&#160;        free(newl1);</div><div class="line"><a name="l04031"></a><span class="lineno"> 4031</span>&#160;        free(newl2);</div><div class="line"><a name="l04032"></a><span class="lineno"> 4032</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04033"></a><span class="lineno"> 4033</span>&#160;}</div><div class="line"><a name="l04034"></a><span class="lineno"> 4034</span>&#160;</div><div class="line"><a name="l04035"></a><span class="lineno"> 4035</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> flock_to_lock(<span class="keyword">struct</span> flock *flock, <span class="keyword">struct</span> lock *lock)</div><div class="line"><a name="l04036"></a><span class="lineno"> 4036</span>&#160;{</div><div class="line"><a name="l04037"></a><span class="lineno"> 4037</span>&#160;        memset(lock, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lock));</div><div class="line"><a name="l04038"></a><span class="lineno"> 4038</span>&#160;        lock-&gt;type = flock-&gt;l_type;</div><div class="line"><a name="l04039"></a><span class="lineno"> 4039</span>&#160;        lock-&gt;start = flock-&gt;l_start;</div><div class="line"><a name="l04040"></a><span class="lineno"> 4040</span>&#160;        lock-&gt;end =</div><div class="line"><a name="l04041"></a><span class="lineno"> 4041</span>&#160;                flock-&gt;l_len ? flock-&gt;l_start + flock-&gt;l_len - 1 : OFFSET_MAX;</div><div class="line"><a name="l04042"></a><span class="lineno"> 4042</span>&#160;        lock-&gt;pid = flock-&gt;l_pid;</div><div class="line"><a name="l04043"></a><span class="lineno"> 4043</span>&#160;}</div><div class="line"><a name="l04044"></a><span class="lineno"> 4044</span>&#160;</div><div class="line"><a name="l04045"></a><span class="lineno"> 4045</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> lock_to_flock(<span class="keyword">struct</span> lock *lock, <span class="keyword">struct</span> flock *flock)</div><div class="line"><a name="l04046"></a><span class="lineno"> 4046</span>&#160;{</div><div class="line"><a name="l04047"></a><span class="lineno"> 4047</span>&#160;        flock-&gt;l_type = lock-&gt;type;</div><div class="line"><a name="l04048"></a><span class="lineno"> 4048</span>&#160;        flock-&gt;l_start = lock-&gt;start;</div><div class="line"><a name="l04049"></a><span class="lineno"> 4049</span>&#160;        flock-&gt;l_len =</div><div class="line"><a name="l04050"></a><span class="lineno"> 4050</span>&#160;                (lock-&gt;end == OFFSET_MAX) ? 0 : lock-&gt;end - lock-&gt;start + 1;</div><div class="line"><a name="l04051"></a><span class="lineno"> 4051</span>&#160;        flock-&gt;l_pid = lock-&gt;pid;</div><div class="line"><a name="l04052"></a><span class="lineno"> 4052</span>&#160;}</div><div class="line"><a name="l04053"></a><span class="lineno"> 4053</span>&#160;</div><div class="line"><a name="l04054"></a><span class="lineno"> 4054</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_flush_common(<span class="keyword">struct</span> fuse *f, <a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04055"></a><span class="lineno"> 4055</span>&#160;                             <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l04056"></a><span class="lineno"> 4056</span>&#160;{</div><div class="line"><a name="l04057"></a><span class="lineno"> 4057</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04058"></a><span class="lineno"> 4058</span>&#160;        <span class="keyword">struct </span>flock lock;</div><div class="line"><a name="l04059"></a><span class="lineno"> 4059</span>&#160;        <span class="keyword">struct </span>lock l;</div><div class="line"><a name="l04060"></a><span class="lineno"> 4060</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04061"></a><span class="lineno"> 4061</span>&#160;        <span class="keywordtype">int</span> errlock;</div><div class="line"><a name="l04062"></a><span class="lineno"> 4062</span>&#160;</div><div class="line"><a name="l04063"></a><span class="lineno"> 4063</span>&#160;        fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04064"></a><span class="lineno"> 4064</span>&#160;        memset(&amp;lock, 0, <span class="keyword">sizeof</span>(lock));</div><div class="line"><a name="l04065"></a><span class="lineno"> 4065</span>&#160;        lock.l_type = F_UNLCK;</div><div class="line"><a name="l04066"></a><span class="lineno"> 4066</span>&#160;        lock.l_whence = SEEK_SET;</div><div class="line"><a name="l04067"></a><span class="lineno"> 4067</span>&#160;        err = fuse_fs_flush(f-&gt;fs, path, fi);</div><div class="line"><a name="l04068"></a><span class="lineno"> 4068</span>&#160;        errlock = fuse_fs_lock(f-&gt;fs, path, fi, F_SETLK, &amp;lock);</div><div class="line"><a name="l04069"></a><span class="lineno"> 4069</span>&#160;        fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04070"></a><span class="lineno"> 4070</span>&#160;</div><div class="line"><a name="l04071"></a><span class="lineno"> 4071</span>&#160;        <span class="keywordflow">if</span> (errlock != -ENOSYS) {</div><div class="line"><a name="l04072"></a><span class="lineno"> 4072</span>&#160;                flock_to_lock(&amp;lock, &amp;l);</div><div class="line"><a name="l04073"></a><span class="lineno"> 4073</span>&#160;                l.owner = fi-&gt;<a class="code" href="structfuse__file__info.html#a3575f36b21f406c211c41c8c31323688">lock_owner</a>;</div><div class="line"><a name="l04074"></a><span class="lineno"> 4074</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l04075"></a><span class="lineno"> 4075</span>&#160;                locks_insert(get_node(f, ino), &amp;l);</div><div class="line"><a name="l04076"></a><span class="lineno"> 4076</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l04077"></a><span class="lineno"> 4077</span>&#160;</div><div class="line"><a name="l04078"></a><span class="lineno"> 4078</span>&#160;                <span class="comment">/* if op.lock() is defined FLUSH is needed regardless</span></div><div class="line"><a name="l04079"></a><span class="lineno"> 4079</span>&#160;<span class="comment">                   of op.flush() */</span></div><div class="line"><a name="l04080"></a><span class="lineno"> 4080</span>&#160;                <span class="keywordflow">if</span> (err == -ENOSYS)</div><div class="line"><a name="l04081"></a><span class="lineno"> 4081</span>&#160;                        err = 0;</div><div class="line"><a name="l04082"></a><span class="lineno"> 4082</span>&#160;        }</div><div class="line"><a name="l04083"></a><span class="lineno"> 4083</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l04084"></a><span class="lineno"> 4084</span>&#160;}</div><div class="line"><a name="l04085"></a><span class="lineno"> 4085</span>&#160;</div><div class="line"><a name="l04086"></a><span class="lineno"> 4086</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_release(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04087"></a><span class="lineno"> 4087</span>&#160;                             <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l04088"></a><span class="lineno"> 4088</span>&#160;{</div><div class="line"><a name="l04089"></a><span class="lineno"> 4089</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04090"></a><span class="lineno"> 4090</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04091"></a><span class="lineno"> 4091</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04092"></a><span class="lineno"> 4092</span>&#160;        <span class="keywordtype">int</span> err = 0;</div><div class="line"><a name="l04093"></a><span class="lineno"> 4093</span>&#160;</div><div class="line"><a name="l04094"></a><span class="lineno"> 4094</span>&#160;        get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04095"></a><span class="lineno"> 4095</span>&#160;        <span class="keywordflow">if</span> (fi-&gt;<a class="code" href="structfuse__file__info.html#a9c1571cb4b6be75827f48aac5891606c">flush</a>) {</div><div class="line"><a name="l04096"></a><span class="lineno"> 4096</span>&#160;                err = fuse_flush_common(f, req, ino, path, fi);</div><div class="line"><a name="l04097"></a><span class="lineno"> 4097</span>&#160;                <span class="keywordflow">if</span> (err == -ENOSYS)</div><div class="line"><a name="l04098"></a><span class="lineno"> 4098</span>&#160;                        err = 0;</div><div class="line"><a name="l04099"></a><span class="lineno"> 4099</span>&#160;        }</div><div class="line"><a name="l04100"></a><span class="lineno"> 4100</span>&#160;</div><div class="line"><a name="l04101"></a><span class="lineno"> 4101</span>&#160;        fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04102"></a><span class="lineno"> 4102</span>&#160;        fuse_do_release(f, ino, path, fi);</div><div class="line"><a name="l04103"></a><span class="lineno"> 4103</span>&#160;        fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04104"></a><span class="lineno"> 4104</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l04105"></a><span class="lineno"> 4105</span>&#160;</div><div class="line"><a name="l04106"></a><span class="lineno"> 4106</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04107"></a><span class="lineno"> 4107</span>&#160;}</div><div class="line"><a name="l04108"></a><span class="lineno"> 4108</span>&#160;</div><div class="line"><a name="l04109"></a><span class="lineno"> 4109</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_flush(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04110"></a><span class="lineno"> 4110</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l04111"></a><span class="lineno"> 4111</span>&#160;{</div><div class="line"><a name="l04112"></a><span class="lineno"> 4112</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04113"></a><span class="lineno"> 4113</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04114"></a><span class="lineno"> 4114</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04115"></a><span class="lineno"> 4115</span>&#160;</div><div class="line"><a name="l04116"></a><span class="lineno"> 4116</span>&#160;        get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04117"></a><span class="lineno"> 4117</span>&#160;        err = fuse_flush_common(f, req, ino, path, fi);</div><div class="line"><a name="l04118"></a><span class="lineno"> 4118</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l04119"></a><span class="lineno"> 4119</span>&#160;</div><div class="line"><a name="l04120"></a><span class="lineno"> 4120</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04121"></a><span class="lineno"> 4121</span>&#160;}</div><div class="line"><a name="l04122"></a><span class="lineno"> 4122</span>&#160;</div><div class="line"><a name="l04123"></a><span class="lineno"> 4123</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_lock_common(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04124"></a><span class="lineno"> 4124</span>&#160;                            <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keyword">struct</span> flock *lock,</div><div class="line"><a name="l04125"></a><span class="lineno"> 4125</span>&#160;                            <span class="keywordtype">int</span> cmd)</div><div class="line"><a name="l04126"></a><span class="lineno"> 4126</span>&#160;{</div><div class="line"><a name="l04127"></a><span class="lineno"> 4127</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04128"></a><span class="lineno"> 4128</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04129"></a><span class="lineno"> 4129</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04130"></a><span class="lineno"> 4130</span>&#160;</div><div class="line"><a name="l04131"></a><span class="lineno"> 4131</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04132"></a><span class="lineno"> 4132</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l04133"></a><span class="lineno"> 4133</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04134"></a><span class="lineno"> 4134</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04135"></a><span class="lineno"> 4135</span>&#160;                err = fuse_fs_lock(f-&gt;fs, path, fi, cmd, lock);</div><div class="line"><a name="l04136"></a><span class="lineno"> 4136</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04137"></a><span class="lineno"> 4137</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l04138"></a><span class="lineno"> 4138</span>&#160;        }</div><div class="line"><a name="l04139"></a><span class="lineno"> 4139</span>&#160;        <span class="keywordflow">return</span> err;</div><div class="line"><a name="l04140"></a><span class="lineno"> 4140</span>&#160;}</div><div class="line"><a name="l04141"></a><span class="lineno"> 4141</span>&#160;</div><div class="line"><a name="l04142"></a><span class="lineno"> 4142</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_getlk(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04143"></a><span class="lineno"> 4143</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keyword">struct</span> flock *lock)</div><div class="line"><a name="l04144"></a><span class="lineno"> 4144</span>&#160;{</div><div class="line"><a name="l04145"></a><span class="lineno"> 4145</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04146"></a><span class="lineno"> 4146</span>&#160;        <span class="keyword">struct </span>lock l;</div><div class="line"><a name="l04147"></a><span class="lineno"> 4147</span>&#160;        <span class="keyword">struct </span>lock *conflict;</div><div class="line"><a name="l04148"></a><span class="lineno"> 4148</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse(req);</div><div class="line"><a name="l04149"></a><span class="lineno"> 4149</span>&#160;</div><div class="line"><a name="l04150"></a><span class="lineno"> 4150</span>&#160;        flock_to_lock(lock, &amp;l);</div><div class="line"><a name="l04151"></a><span class="lineno"> 4151</span>&#160;        l.owner = fi-&gt;<a class="code" href="structfuse__file__info.html#a3575f36b21f406c211c41c8c31323688">lock_owner</a>;</div><div class="line"><a name="l04152"></a><span class="lineno"> 4152</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l04153"></a><span class="lineno"> 4153</span>&#160;        conflict = locks_conflict(get_node(f, ino), &amp;l);</div><div class="line"><a name="l04154"></a><span class="lineno"> 4154</span>&#160;        <span class="keywordflow">if</span> (conflict)</div><div class="line"><a name="l04155"></a><span class="lineno"> 4155</span>&#160;                lock_to_flock(conflict, lock);</div><div class="line"><a name="l04156"></a><span class="lineno"> 4156</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l04157"></a><span class="lineno"> 4157</span>&#160;        <span class="keywordflow">if</span> (!conflict)</div><div class="line"><a name="l04158"></a><span class="lineno"> 4158</span>&#160;                err = fuse_lock_common(req, ino, fi, lock, F_GETLK);</div><div class="line"><a name="l04159"></a><span class="lineno"> 4159</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04160"></a><span class="lineno"> 4160</span>&#160;                err = 0;</div><div class="line"><a name="l04161"></a><span class="lineno"> 4161</span>&#160;</div><div class="line"><a name="l04162"></a><span class="lineno"> 4162</span>&#160;        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l04163"></a><span class="lineno"> 4163</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a135eda9b7d36fb4eaae2de58526d4f85">fuse_reply_lock</a>(req, lock);</div><div class="line"><a name="l04164"></a><span class="lineno"> 4164</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04165"></a><span class="lineno"> 4165</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l04166"></a><span class="lineno"> 4166</span>&#160;}</div><div class="line"><a name="l04167"></a><span class="lineno"> 4167</span>&#160;</div><div class="line"><a name="l04168"></a><span class="lineno"> 4168</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_setlk(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04169"></a><span class="lineno"> 4169</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keyword">struct</span> flock *lock,</div><div class="line"><a name="l04170"></a><span class="lineno"> 4170</span>&#160;                           <span class="keywordtype">int</span> sleep)</div><div class="line"><a name="l04171"></a><span class="lineno"> 4171</span>&#160;{</div><div class="line"><a name="l04172"></a><span class="lineno"> 4172</span>&#160;        <span class="keywordtype">int</span> err = fuse_lock_common(req, ino, fi, lock,</div><div class="line"><a name="l04173"></a><span class="lineno"> 4173</span>&#160;                                   sleep ? F_SETLKW : F_SETLK);</div><div class="line"><a name="l04174"></a><span class="lineno"> 4174</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l04175"></a><span class="lineno"> 4175</span>&#160;                <span class="keyword">struct </span>fuse *f = req_fuse(req);</div><div class="line"><a name="l04176"></a><span class="lineno"> 4176</span>&#160;                <span class="keyword">struct </span>lock l;</div><div class="line"><a name="l04177"></a><span class="lineno"> 4177</span>&#160;                flock_to_lock(lock, &amp;l);</div><div class="line"><a name="l04178"></a><span class="lineno"> 4178</span>&#160;                l.owner = fi-&gt;<a class="code" href="structfuse__file__info.html#a3575f36b21f406c211c41c8c31323688">lock_owner</a>;</div><div class="line"><a name="l04179"></a><span class="lineno"> 4179</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l04180"></a><span class="lineno"> 4180</span>&#160;                locks_insert(get_node(f, ino), &amp;l);</div><div class="line"><a name="l04181"></a><span class="lineno"> 4181</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l04182"></a><span class="lineno"> 4182</span>&#160;        }</div><div class="line"><a name="l04183"></a><span class="lineno"> 4183</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04184"></a><span class="lineno"> 4184</span>&#160;}</div><div class="line"><a name="l04185"></a><span class="lineno"> 4185</span>&#160;</div><div class="line"><a name="l04186"></a><span class="lineno"> 4186</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_flock(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04187"></a><span class="lineno"> 4187</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">int</span> op)</div><div class="line"><a name="l04188"></a><span class="lineno"> 4188</span>&#160;{</div><div class="line"><a name="l04189"></a><span class="lineno"> 4189</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04190"></a><span class="lineno"> 4190</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04191"></a><span class="lineno"> 4191</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04192"></a><span class="lineno"> 4192</span>&#160;</div><div class="line"><a name="l04193"></a><span class="lineno"> 4193</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04194"></a><span class="lineno"> 4194</span>&#160;        <span class="keywordflow">if</span> (err == 0) {</div><div class="line"><a name="l04195"></a><span class="lineno"> 4195</span>&#160;                <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04196"></a><span class="lineno"> 4196</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04197"></a><span class="lineno"> 4197</span>&#160;                err = fuse_fs_flock(f-&gt;fs, path, fi, op);</div><div class="line"><a name="l04198"></a><span class="lineno"> 4198</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04199"></a><span class="lineno"> 4199</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l04200"></a><span class="lineno"> 4200</span>&#160;        }</div><div class="line"><a name="l04201"></a><span class="lineno"> 4201</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04202"></a><span class="lineno"> 4202</span>&#160;}</div><div class="line"><a name="l04203"></a><span class="lineno"> 4203</span>&#160;</div><div class="line"><a name="l04204"></a><span class="lineno"> 4204</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_bmap(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> blocksize,</div><div class="line"><a name="l04205"></a><span class="lineno"> 4205</span>&#160;                          uint64_t idx)</div><div class="line"><a name="l04206"></a><span class="lineno"> 4206</span>&#160;{</div><div class="line"><a name="l04207"></a><span class="lineno"> 4207</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04208"></a><span class="lineno"> 4208</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04209"></a><span class="lineno"> 4209</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04210"></a><span class="lineno"> 4210</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04211"></a><span class="lineno"> 4211</span>&#160;</div><div class="line"><a name="l04212"></a><span class="lineno"> 4212</span>&#160;        err = get_path(f, ino, &amp;path);</div><div class="line"><a name="l04213"></a><span class="lineno"> 4213</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l04214"></a><span class="lineno"> 4214</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04215"></a><span class="lineno"> 4215</span>&#160;                err = fuse_fs_bmap(f-&gt;fs, path, blocksize, &amp;idx);</div><div class="line"><a name="l04216"></a><span class="lineno"> 4216</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04217"></a><span class="lineno"> 4217</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l04218"></a><span class="lineno"> 4218</span>&#160;        }</div><div class="line"><a name="l04219"></a><span class="lineno"> 4219</span>&#160;        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l04220"></a><span class="lineno"> 4220</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a65431e8196e0533257acad767f7b074f">fuse_reply_bmap</a>(req, idx);</div><div class="line"><a name="l04221"></a><span class="lineno"> 4221</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04222"></a><span class="lineno"> 4222</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l04223"></a><span class="lineno"> 4223</span>&#160;}</div><div class="line"><a name="l04224"></a><span class="lineno"> 4224</span>&#160;</div><div class="line"><a name="l04225"></a><span class="lineno"> 4225</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_ioctl(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> cmd, <span class="keywordtype">void</span> *arg,</div><div class="line"><a name="l04226"></a><span class="lineno"> 4226</span>&#160;                           <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *llfi, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags,</div><div class="line"><a name="l04227"></a><span class="lineno"> 4227</span>&#160;                           <span class="keyword">const</span> <span class="keywordtype">void</span> *in_buf, <span class="keywordtype">size_t</span> in_bufsz,</div><div class="line"><a name="l04228"></a><span class="lineno"> 4228</span>&#160;                           <span class="keywordtype">size_t</span> out_bufsz)</div><div class="line"><a name="l04229"></a><span class="lineno"> 4229</span>&#160;{</div><div class="line"><a name="l04230"></a><span class="lineno"> 4230</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04231"></a><span class="lineno"> 4231</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04232"></a><span class="lineno"> 4232</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__file__info.html">fuse_file_info</a> fi;</div><div class="line"><a name="l04233"></a><span class="lineno"> 4233</span>&#160;        <span class="keywordtype">char</span> *path, *out_buf = NULL;</div><div class="line"><a name="l04234"></a><span class="lineno"> 4234</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04235"></a><span class="lineno"> 4235</span>&#160;</div><div class="line"><a name="l04236"></a><span class="lineno"> 4236</span>&#160;        err = -EPERM;</div><div class="line"><a name="l04237"></a><span class="lineno"> 4237</span>&#160;        <span class="keywordflow">if</span> (flags &amp; FUSE_IOCTL_UNRESTRICTED)</div><div class="line"><a name="l04238"></a><span class="lineno"> 4238</span>&#160;                <span class="keywordflow">goto</span> err;</div><div class="line"><a name="l04239"></a><span class="lineno"> 4239</span>&#160;</div><div class="line"><a name="l04240"></a><span class="lineno"> 4240</span>&#160;        <span class="keywordflow">if</span> (flags &amp; FUSE_IOCTL_DIR)</div><div class="line"><a name="l04241"></a><span class="lineno"> 4241</span>&#160;                get_dirhandle(llfi, &amp;fi);</div><div class="line"><a name="l04242"></a><span class="lineno"> 4242</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04243"></a><span class="lineno"> 4243</span>&#160;                fi = *llfi;</div><div class="line"><a name="l04244"></a><span class="lineno"> 4244</span>&#160;</div><div class="line"><a name="l04245"></a><span class="lineno"> 4245</span>&#160;        <span class="keywordflow">if</span> (out_bufsz) {</div><div class="line"><a name="l04246"></a><span class="lineno"> 4246</span>&#160;                err = -ENOMEM;</div><div class="line"><a name="l04247"></a><span class="lineno"> 4247</span>&#160;                out_buf = malloc(out_bufsz);</div><div class="line"><a name="l04248"></a><span class="lineno"> 4248</span>&#160;                <span class="keywordflow">if</span> (!out_buf)</div><div class="line"><a name="l04249"></a><span class="lineno"> 4249</span>&#160;                        <span class="keywordflow">goto</span> err;</div><div class="line"><a name="l04250"></a><span class="lineno"> 4250</span>&#160;        }</div><div class="line"><a name="l04251"></a><span class="lineno"> 4251</span>&#160;</div><div class="line"><a name="l04252"></a><span class="lineno"> 4252</span>&#160;        assert(!in_bufsz || !out_bufsz || in_bufsz == out_bufsz);</div><div class="line"><a name="l04253"></a><span class="lineno"> 4253</span>&#160;        <span class="keywordflow">if</span> (out_buf &amp;&amp; in_bufsz)</div><div class="line"><a name="l04254"></a><span class="lineno"> 4254</span>&#160;                memcpy(out_buf, in_buf, in_bufsz);</div><div class="line"><a name="l04255"></a><span class="lineno"> 4255</span>&#160;</div><div class="line"><a name="l04256"></a><span class="lineno"> 4256</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04257"></a><span class="lineno"> 4257</span>&#160;        <span class="keywordflow">if</span> (err)</div><div class="line"><a name="l04258"></a><span class="lineno"> 4258</span>&#160;                <span class="keywordflow">goto</span> err;</div><div class="line"><a name="l04259"></a><span class="lineno"> 4259</span>&#160;</div><div class="line"><a name="l04260"></a><span class="lineno"> 4260</span>&#160;        fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04261"></a><span class="lineno"> 4261</span>&#160;</div><div class="line"><a name="l04262"></a><span class="lineno"> 4262</span>&#160;        err = fuse_fs_ioctl(f-&gt;fs, path, cmd, arg, &amp;fi, flags,</div><div class="line"><a name="l04263"></a><span class="lineno"> 4263</span>&#160;                            out_buf ?: (<span class="keywordtype">void</span> *)in_buf);</div><div class="line"><a name="l04264"></a><span class="lineno"> 4264</span>&#160;</div><div class="line"><a name="l04265"></a><span class="lineno"> 4265</span>&#160;        fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04266"></a><span class="lineno"> 4266</span>&#160;        free_path(f, ino, path);</div><div class="line"><a name="l04267"></a><span class="lineno"> 4267</span>&#160;</div><div class="line"><a name="l04268"></a><span class="lineno"> 4268</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#adf7f34f470c04f276b7091ad3b3dcb31">fuse_reply_ioctl</a>(req, err, out_buf, out_bufsz);</div><div class="line"><a name="l04269"></a><span class="lineno"> 4269</span>&#160;        <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l04270"></a><span class="lineno"> 4270</span>&#160;err:</div><div class="line"><a name="l04271"></a><span class="lineno"> 4271</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04272"></a><span class="lineno"> 4272</span>&#160;out:</div><div class="line"><a name="l04273"></a><span class="lineno"> 4273</span>&#160;        free(out_buf);</div><div class="line"><a name="l04274"></a><span class="lineno"> 4274</span>&#160;}</div><div class="line"><a name="l04275"></a><span class="lineno"> 4275</span>&#160;</div><div class="line"><a name="l04276"></a><span class="lineno"> 4276</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_poll(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line"><a name="l04277"></a><span class="lineno"> 4277</span>&#160;                          <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keyword">struct</span> fuse_pollhandle *ph)</div><div class="line"><a name="l04278"></a><span class="lineno"> 4278</span>&#160;{</div><div class="line"><a name="l04279"></a><span class="lineno"> 4279</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04280"></a><span class="lineno"> 4280</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04281"></a><span class="lineno"> 4281</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04282"></a><span class="lineno"> 4282</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04283"></a><span class="lineno"> 4283</span>&#160;        <span class="keywordtype">unsigned</span> revents = 0;</div><div class="line"><a name="l04284"></a><span class="lineno"> 4284</span>&#160;</div><div class="line"><a name="l04285"></a><span class="lineno"> 4285</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04286"></a><span class="lineno"> 4286</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l04287"></a><span class="lineno"> 4287</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04288"></a><span class="lineno"> 4288</span>&#160;                err = fuse_fs_poll(f-&gt;fs, path, fi, ph, &amp;revents);</div><div class="line"><a name="l04289"></a><span class="lineno"> 4289</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04290"></a><span class="lineno"> 4290</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l04291"></a><span class="lineno"> 4291</span>&#160;        }</div><div class="line"><a name="l04292"></a><span class="lineno"> 4292</span>&#160;        <span class="keywordflow">if</span> (!err)</div><div class="line"><a name="l04293"></a><span class="lineno"> 4293</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#a2172d260d34c76c25cd601870aee4220">fuse_reply_poll</a>(req, revents);</div><div class="line"><a name="l04294"></a><span class="lineno"> 4294</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04295"></a><span class="lineno"> 4295</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l04296"></a><span class="lineno"> 4296</span>&#160;}</div><div class="line"><a name="l04297"></a><span class="lineno"> 4297</span>&#160;</div><div class="line"><a name="l04298"></a><span class="lineno"> 4298</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_fallocate(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> mode,</div><div class="line"><a name="l04299"></a><span class="lineno"> 4299</span>&#160;                off_t offset, off_t length, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l04300"></a><span class="lineno"> 4300</span>&#160;{</div><div class="line"><a name="l04301"></a><span class="lineno"> 4301</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04302"></a><span class="lineno"> 4302</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04303"></a><span class="lineno"> 4303</span>&#160;        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l04304"></a><span class="lineno"> 4304</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04305"></a><span class="lineno"> 4305</span>&#160;</div><div class="line"><a name="l04306"></a><span class="lineno"> 4306</span>&#160;        err = get_path_nullok(f, ino, &amp;path);</div><div class="line"><a name="l04307"></a><span class="lineno"> 4307</span>&#160;        <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l04308"></a><span class="lineno"> 4308</span>&#160;                fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04309"></a><span class="lineno"> 4309</span>&#160;                err = fuse_fs_fallocate(f-&gt;fs, path, mode, offset, length, fi);</div><div class="line"><a name="l04310"></a><span class="lineno"> 4310</span>&#160;                fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04311"></a><span class="lineno"> 4311</span>&#160;                free_path(f, ino, path);</div><div class="line"><a name="l04312"></a><span class="lineno"> 4312</span>&#160;        }</div><div class="line"><a name="l04313"></a><span class="lineno"> 4313</span>&#160;        reply_err(req, err);</div><div class="line"><a name="l04314"></a><span class="lineno"> 4314</span>&#160;}</div><div class="line"><a name="l04315"></a><span class="lineno"> 4315</span>&#160;</div><div class="line"><a name="l04316"></a><span class="lineno"> 4316</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_lib_copy_file_range(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid_in,</div><div class="line"><a name="l04317"></a><span class="lineno"> 4317</span>&#160;                                     off_t off_in, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_in,</div><div class="line"><a name="l04318"></a><span class="lineno"> 4318</span>&#160;                                     <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> nodeid_out, off_t off_out,</div><div class="line"><a name="l04319"></a><span class="lineno"> 4319</span>&#160;                                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, <span class="keywordtype">size_t</span> len,</div><div class="line"><a name="l04320"></a><span class="lineno"> 4320</span>&#160;                                     <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l04321"></a><span class="lineno"> 4321</span>&#160;{</div><div class="line"><a name="l04322"></a><span class="lineno"> 4322</span>&#160;        <span class="keyword">struct </span>fuse *f = req_fuse_prepare(req);</div><div class="line"><a name="l04323"></a><span class="lineno"> 4323</span>&#160;        <span class="keyword">struct </span>fuse_intr_data d;</div><div class="line"><a name="l04324"></a><span class="lineno"> 4324</span>&#160;        <span class="keywordtype">char</span> *path_in, *path_out;</div><div class="line"><a name="l04325"></a><span class="lineno"> 4325</span>&#160;        <span class="keywordtype">int</span> err;</div><div class="line"><a name="l04326"></a><span class="lineno"> 4326</span>&#160;        ssize_t res;</div><div class="line"><a name="l04327"></a><span class="lineno"> 4327</span>&#160;</div><div class="line"><a name="l04328"></a><span class="lineno"> 4328</span>&#160;        err = get_path_nullok(f, nodeid_in, &amp;path_in);</div><div class="line"><a name="l04329"></a><span class="lineno"> 4329</span>&#160;        <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l04330"></a><span class="lineno"> 4330</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l04331"></a><span class="lineno"> 4331</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l04332"></a><span class="lineno"> 4332</span>&#160;        }</div><div class="line"><a name="l04333"></a><span class="lineno"> 4333</span>&#160;</div><div class="line"><a name="l04334"></a><span class="lineno"> 4334</span>&#160;        err = get_path_nullok(f, nodeid_out, &amp;path_out);</div><div class="line"><a name="l04335"></a><span class="lineno"> 4335</span>&#160;        <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l04336"></a><span class="lineno"> 4336</span>&#160;                free_path(f, nodeid_in, path_in);</div><div class="line"><a name="l04337"></a><span class="lineno"> 4337</span>&#160;                reply_err(req, err);</div><div class="line"><a name="l04338"></a><span class="lineno"> 4338</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l04339"></a><span class="lineno"> 4339</span>&#160;        }</div><div class="line"><a name="l04340"></a><span class="lineno"> 4340</span>&#160;</div><div class="line"><a name="l04341"></a><span class="lineno"> 4341</span>&#160;        fuse_prepare_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04342"></a><span class="lineno"> 4342</span>&#160;        res = fuse_fs_copy_file_range(f-&gt;fs, path_in, fi_in, off_in, path_out,</div><div class="line"><a name="l04343"></a><span class="lineno"> 4343</span>&#160;                                      fi_out, off_out, len, flags);</div><div class="line"><a name="l04344"></a><span class="lineno"> 4344</span>&#160;        fuse_finish_interrupt(f, req, &amp;d);</div><div class="line"><a name="l04345"></a><span class="lineno"> 4345</span>&#160;</div><div class="line"><a name="l04346"></a><span class="lineno"> 4346</span>&#160;        <span class="keywordflow">if</span> (res &gt;= 0)</div><div class="line"><a name="l04347"></a><span class="lineno"> 4347</span>&#160;                <a class="code" href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a>(req, res);</div><div class="line"><a name="l04348"></a><span class="lineno"> 4348</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04349"></a><span class="lineno"> 4349</span>&#160;                reply_err(req, res);</div><div class="line"><a name="l04350"></a><span class="lineno"> 4350</span>&#160;</div><div class="line"><a name="l04351"></a><span class="lineno"> 4351</span>&#160;        free_path(f, nodeid_in, path_in);</div><div class="line"><a name="l04352"></a><span class="lineno"> 4352</span>&#160;        free_path(f, nodeid_out, path_out);</div><div class="line"><a name="l04353"></a><span class="lineno"> 4353</span>&#160;}</div><div class="line"><a name="l04354"></a><span class="lineno"> 4354</span>&#160;</div><div class="line"><a name="l04355"></a><span class="lineno"> 4355</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> clean_delay(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04356"></a><span class="lineno"> 4356</span>&#160;{</div><div class="line"><a name="l04357"></a><span class="lineno"> 4357</span>&#160;        <span class="comment">/*</span></div><div class="line"><a name="l04358"></a><span class="lineno"> 4358</span>&#160;<span class="comment">         * This is calculating the delay between clean runs.  To</span></div><div class="line"><a name="l04359"></a><span class="lineno"> 4359</span>&#160;<span class="comment">         * reduce the number of cleans we are doing them 10 times</span></div><div class="line"><a name="l04360"></a><span class="lineno"> 4360</span>&#160;<span class="comment">         * within the remember window.</span></div><div class="line"><a name="l04361"></a><span class="lineno"> 4361</span>&#160;<span class="comment">         */</span></div><div class="line"><a name="l04362"></a><span class="lineno"> 4362</span>&#160;        <span class="keywordtype">int</span> min_sleep = 60;</div><div class="line"><a name="l04363"></a><span class="lineno"> 4363</span>&#160;        <span class="keywordtype">int</span> max_sleep = 3600;</div><div class="line"><a name="l04364"></a><span class="lineno"> 4364</span>&#160;        <span class="keywordtype">int</span> sleep_time = f-&gt;conf.remember / 10;</div><div class="line"><a name="l04365"></a><span class="lineno"> 4365</span>&#160;</div><div class="line"><a name="l04366"></a><span class="lineno"> 4366</span>&#160;        <span class="keywordflow">if</span> (sleep_time &gt; max_sleep)</div><div class="line"><a name="l04367"></a><span class="lineno"> 4367</span>&#160;                <span class="keywordflow">return</span> max_sleep;</div><div class="line"><a name="l04368"></a><span class="lineno"> 4368</span>&#160;        <span class="keywordflow">if</span> (sleep_time &lt; min_sleep)</div><div class="line"><a name="l04369"></a><span class="lineno"> 4369</span>&#160;                <span class="keywordflow">return</span> min_sleep;</div><div class="line"><a name="l04370"></a><span class="lineno"> 4370</span>&#160;        <span class="keywordflow">return</span> sleep_time;</div><div class="line"><a name="l04371"></a><span class="lineno"> 4371</span>&#160;}</div><div class="line"><a name="l04372"></a><span class="lineno"> 4372</span>&#160;</div><div class="line"><a name="l04373"></a><span class="lineno"><a class="line" href="fuse_8h.html#a90f104e6d4e01480161a3300bddbecbe"> 4373</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a90f104e6d4e01480161a3300bddbecbe">fuse_clean_cache</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04374"></a><span class="lineno"> 4374</span>&#160;{</div><div class="line"><a name="l04375"></a><span class="lineno"> 4375</span>&#160;        <span class="keyword">struct </span>node_lru *lnode;</div><div class="line"><a name="l04376"></a><span class="lineno"> 4376</span>&#160;        <span class="keyword">struct </span>list_head *curr, *next;</div><div class="line"><a name="l04377"></a><span class="lineno"> 4377</span>&#160;        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l04378"></a><span class="lineno"> 4378</span>&#160;        <span class="keyword">struct </span>timespec now;</div><div class="line"><a name="l04379"></a><span class="lineno"> 4379</span>&#160;</div><div class="line"><a name="l04380"></a><span class="lineno"> 4380</span>&#160;        pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l04381"></a><span class="lineno"> 4381</span>&#160;</div><div class="line"><a name="l04382"></a><span class="lineno"> 4382</span>&#160;        curr_time(&amp;now);</div><div class="line"><a name="l04383"></a><span class="lineno"> 4383</span>&#160;</div><div class="line"><a name="l04384"></a><span class="lineno"> 4384</span>&#160;        <span class="keywordflow">for</span> (curr = f-&gt;lru_table.next; curr != &amp;f-&gt;lru_table; curr = next) {</div><div class="line"><a name="l04385"></a><span class="lineno"> 4385</span>&#160;                <span class="keywordtype">double</span> age;</div><div class="line"><a name="l04386"></a><span class="lineno"> 4386</span>&#160;</div><div class="line"><a name="l04387"></a><span class="lineno"> 4387</span>&#160;                next = curr-&gt;next;</div><div class="line"><a name="l04388"></a><span class="lineno"> 4388</span>&#160;                lnode = list_entry(curr, <span class="keyword">struct</span> node_lru, lru);</div><div class="line"><a name="l04389"></a><span class="lineno"> 4389</span>&#160;                node = &amp;lnode-&gt;node;</div><div class="line"><a name="l04390"></a><span class="lineno"> 4390</span>&#160;</div><div class="line"><a name="l04391"></a><span class="lineno"> 4391</span>&#160;                age = diff_timespec(&amp;now, &amp;lnode-&gt;forget_time);</div><div class="line"><a name="l04392"></a><span class="lineno"> 4392</span>&#160;                <span class="keywordflow">if</span> (age &lt;= f-&gt;conf.remember)</div><div class="line"><a name="l04393"></a><span class="lineno"> 4393</span>&#160;                        <span class="keywordflow">break</span>;</div><div class="line"><a name="l04394"></a><span class="lineno"> 4394</span>&#160;</div><div class="line"><a name="l04395"></a><span class="lineno"> 4395</span>&#160;                assert(node-&gt;nlookup == 1);</div><div class="line"><a name="l04396"></a><span class="lineno"> 4396</span>&#160;</div><div class="line"><a name="l04397"></a><span class="lineno"> 4397</span>&#160;                <span class="comment">/* Don&#39;t forget active directories */</span></div><div class="line"><a name="l04398"></a><span class="lineno"> 4398</span>&#160;                <span class="keywordflow">if</span> (node-&gt;refctr &gt; 1)</div><div class="line"><a name="l04399"></a><span class="lineno"> 4399</span>&#160;                        <span class="keywordflow">continue</span>;</div><div class="line"><a name="l04400"></a><span class="lineno"> 4400</span>&#160;</div><div class="line"><a name="l04401"></a><span class="lineno"> 4401</span>&#160;                node-&gt;nlookup = 0;</div><div class="line"><a name="l04402"></a><span class="lineno"> 4402</span>&#160;                unhash_name(f, node);</div><div class="line"><a name="l04403"></a><span class="lineno"> 4403</span>&#160;                unref_node(f, node);</div><div class="line"><a name="l04404"></a><span class="lineno"> 4404</span>&#160;        }</div><div class="line"><a name="l04405"></a><span class="lineno"> 4405</span>&#160;        pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l04406"></a><span class="lineno"> 4406</span>&#160;</div><div class="line"><a name="l04407"></a><span class="lineno"> 4407</span>&#160;        <span class="keywordflow">return</span> clean_delay(f);</div><div class="line"><a name="l04408"></a><span class="lineno"> 4408</span>&#160;}</div><div class="line"><a name="l04409"></a><span class="lineno"> 4409</span>&#160;</div><div class="line"><a name="l04410"></a><span class="lineno"> 4410</span>&#160;<span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a> fuse_path_ops = {</div><div class="line"><a name="l04411"></a><span class="lineno"> 4411</span>&#160;        .<a class="code" href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">init</a> = fuse_lib_init,</div><div class="line"><a name="l04412"></a><span class="lineno"> 4412</span>&#160;        .destroy = fuse_lib_destroy,</div><div class="line"><a name="l04413"></a><span class="lineno"> 4413</span>&#160;        .lookup = fuse_lib_lookup,</div><div class="line"><a name="l04414"></a><span class="lineno"> 4414</span>&#160;        .forget = fuse_lib_forget,</div><div class="line"><a name="l04415"></a><span class="lineno"> 4415</span>&#160;        .forget_multi = fuse_lib_forget_multi,</div><div class="line"><a name="l04416"></a><span class="lineno"> 4416</span>&#160;        .getattr = fuse_lib_getattr,</div><div class="line"><a name="l04417"></a><span class="lineno"> 4417</span>&#160;        .setattr = fuse_lib_setattr,</div><div class="line"><a name="l04418"></a><span class="lineno"> 4418</span>&#160;        .access = fuse_lib_access,</div><div class="line"><a name="l04419"></a><span class="lineno"> 4419</span>&#160;        .readlink = fuse_lib_readlink,</div><div class="line"><a name="l04420"></a><span class="lineno"> 4420</span>&#160;        .mknod = fuse_lib_mknod,</div><div class="line"><a name="l04421"></a><span class="lineno"> 4421</span>&#160;        .mkdir = fuse_lib_mkdir,</div><div class="line"><a name="l04422"></a><span class="lineno"> 4422</span>&#160;        .unlink = fuse_lib_unlink,</div><div class="line"><a name="l04423"></a><span class="lineno"> 4423</span>&#160;        .rmdir = fuse_lib_rmdir,</div><div class="line"><a name="l04424"></a><span class="lineno"> 4424</span>&#160;        .symlink = fuse_lib_symlink,</div><div class="line"><a name="l04425"></a><span class="lineno"> 4425</span>&#160;        .rename = fuse_lib_rename,</div><div class="line"><a name="l04426"></a><span class="lineno"> 4426</span>&#160;        .link = fuse_lib_link,</div><div class="line"><a name="l04427"></a><span class="lineno"> 4427</span>&#160;        .create = fuse_lib_create,</div><div class="line"><a name="l04428"></a><span class="lineno"> 4428</span>&#160;        .open = fuse_lib_open,</div><div class="line"><a name="l04429"></a><span class="lineno"> 4429</span>&#160;        .read = fuse_lib_read,</div><div class="line"><a name="l04430"></a><span class="lineno"> 4430</span>&#160;        .write_buf = fuse_lib_write_buf,</div><div class="line"><a name="l04431"></a><span class="lineno"> 4431</span>&#160;        .flush = fuse_lib_flush,</div><div class="line"><a name="l04432"></a><span class="lineno"> 4432</span>&#160;        .release = fuse_lib_release,</div><div class="line"><a name="l04433"></a><span class="lineno"> 4433</span>&#160;        .fsync = fuse_lib_fsync,</div><div class="line"><a name="l04434"></a><span class="lineno"> 4434</span>&#160;        .opendir = fuse_lib_opendir,</div><div class="line"><a name="l04435"></a><span class="lineno"> 4435</span>&#160;        .readdir = fuse_lib_readdir,</div><div class="line"><a name="l04436"></a><span class="lineno"> 4436</span>&#160;        .readdirplus = fuse_lib_readdirplus,</div><div class="line"><a name="l04437"></a><span class="lineno"> 4437</span>&#160;        .releasedir = fuse_lib_releasedir,</div><div class="line"><a name="l04438"></a><span class="lineno"> 4438</span>&#160;        .fsyncdir = fuse_lib_fsyncdir,</div><div class="line"><a name="l04439"></a><span class="lineno"> 4439</span>&#160;        .statfs = fuse_lib_statfs,</div><div class="line"><a name="l04440"></a><span class="lineno"> 4440</span>&#160;        .setxattr = fuse_lib_setxattr,</div><div class="line"><a name="l04441"></a><span class="lineno"> 4441</span>&#160;        .getxattr = fuse_lib_getxattr,</div><div class="line"><a name="l04442"></a><span class="lineno"> 4442</span>&#160;        .listxattr = fuse_lib_listxattr,</div><div class="line"><a name="l04443"></a><span class="lineno"> 4443</span>&#160;        .removexattr = fuse_lib_removexattr,</div><div class="line"><a name="l04444"></a><span class="lineno"> 4444</span>&#160;        .getlk = fuse_lib_getlk,</div><div class="line"><a name="l04445"></a><span class="lineno"> 4445</span>&#160;        .setlk = fuse_lib_setlk,</div><div class="line"><a name="l04446"></a><span class="lineno"> 4446</span>&#160;        .flock = fuse_lib_flock,</div><div class="line"><a name="l04447"></a><span class="lineno"> 4447</span>&#160;        .bmap = fuse_lib_bmap,</div><div class="line"><a name="l04448"></a><span class="lineno"> 4448</span>&#160;        .ioctl = fuse_lib_ioctl,</div><div class="line"><a name="l04449"></a><span class="lineno"> 4449</span>&#160;        .poll = fuse_lib_poll,</div><div class="line"><a name="l04450"></a><span class="lineno"> 4450</span>&#160;        .fallocate = fuse_lib_fallocate,</div><div class="line"><a name="l04451"></a><span class="lineno"> 4451</span>&#160;        .copy_file_range = fuse_lib_copy_file_range,</div><div class="line"><a name="l04452"></a><span class="lineno"> 4452</span>&#160;};</div><div class="line"><a name="l04453"></a><span class="lineno"> 4453</span>&#160;</div><div class="line"><a name="l04454"></a><span class="lineno"> 4454</span>&#160;<span class="keywordtype">int</span> fuse_notify_poll(<span class="keyword">struct</span> fuse_pollhandle *ph)</div><div class="line"><a name="l04455"></a><span class="lineno"> 4455</span>&#160;{</div><div class="line"><a name="l04456"></a><span class="lineno"> 4456</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#ab078685b1f480188031fc40aa2e2fbca">fuse_lowlevel_notify_poll</a>(ph);</div><div class="line"><a name="l04457"></a><span class="lineno"> 4457</span>&#160;}</div><div class="line"><a name="l04458"></a><span class="lineno"> 4458</span>&#160;</div><div class="line"><a name="l04459"></a><span class="lineno"><a class="line" href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91"> 4459</a></span>&#160;<span class="keyword">struct </span>fuse_session *<a class="code" href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91">fuse_get_session</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04460"></a><span class="lineno"> 4460</span>&#160;{</div><div class="line"><a name="l04461"></a><span class="lineno"> 4461</span>&#160;        <span class="keywordflow">return</span> f-&gt;se;</div><div class="line"><a name="l04462"></a><span class="lineno"> 4462</span>&#160;}</div><div class="line"><a name="l04463"></a><span class="lineno"> 4463</span>&#160;</div><div class="line"><a name="l04464"></a><span class="lineno"> 4464</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_session_loop_remember(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04465"></a><span class="lineno"> 4465</span>&#160;{</div><div class="line"><a name="l04466"></a><span class="lineno"> 4466</span>&#160;        <span class="keyword">struct </span>fuse_session *se = f-&gt;se;</div><div class="line"><a name="l04467"></a><span class="lineno"> 4467</span>&#160;        <span class="keywordtype">int</span> res = 0;</div><div class="line"><a name="l04468"></a><span class="lineno"> 4468</span>&#160;        <span class="keyword">struct </span>timespec now;</div><div class="line"><a name="l04469"></a><span class="lineno"> 4469</span>&#160;        time_t next_clean;</div><div class="line"><a name="l04470"></a><span class="lineno"> 4470</span>&#160;        <span class="keyword">struct </span>pollfd fds = {</div><div class="line"><a name="l04471"></a><span class="lineno"> 4471</span>&#160;                .fd = se-&gt;fd,</div><div class="line"><a name="l04472"></a><span class="lineno"> 4472</span>&#160;                .events = POLLIN</div><div class="line"><a name="l04473"></a><span class="lineno"> 4473</span>&#160;        };</div><div class="line"><a name="l04474"></a><span class="lineno"> 4474</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__buf.html">fuse_buf</a> fbuf = {</div><div class="line"><a name="l04475"></a><span class="lineno"> 4475</span>&#160;                .<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a> = NULL,</div><div class="line"><a name="l04476"></a><span class="lineno"> 4476</span>&#160;        };</div><div class="line"><a name="l04477"></a><span class="lineno"> 4477</span>&#160;</div><div class="line"><a name="l04478"></a><span class="lineno"> 4478</span>&#160;        curr_time(&amp;now);</div><div class="line"><a name="l04479"></a><span class="lineno"> 4479</span>&#160;        next_clean = now.tv_sec;</div><div class="line"><a name="l04480"></a><span class="lineno"> 4480</span>&#160;        <span class="keywordflow">while</span> (!<a class="code" href="fuse__lowlevel_8h.html#a41b12193fa1520ff658d65679f4e513c">fuse_session_exited</a>(se)) {</div><div class="line"><a name="l04481"></a><span class="lineno"> 4481</span>&#160;                <span class="keywordtype">unsigned</span> timeout;</div><div class="line"><a name="l04482"></a><span class="lineno"> 4482</span>&#160;</div><div class="line"><a name="l04483"></a><span class="lineno"> 4483</span>&#160;                curr_time(&amp;now);</div><div class="line"><a name="l04484"></a><span class="lineno"> 4484</span>&#160;                <span class="keywordflow">if</span> (now.tv_sec &lt; next_clean)</div><div class="line"><a name="l04485"></a><span class="lineno"> 4485</span>&#160;                        timeout = next_clean - now.tv_sec;</div><div class="line"><a name="l04486"></a><span class="lineno"> 4486</span>&#160;                <span class="keywordflow">else</span></div><div class="line"><a name="l04487"></a><span class="lineno"> 4487</span>&#160;                        timeout = 0;</div><div class="line"><a name="l04488"></a><span class="lineno"> 4488</span>&#160;</div><div class="line"><a name="l04489"></a><span class="lineno"> 4489</span>&#160;                res = poll(&amp;fds, 1, timeout * 1000);</div><div class="line"><a name="l04490"></a><span class="lineno"> 4490</span>&#160;                <span class="keywordflow">if</span> (res == -1) {</div><div class="line"><a name="l04491"></a><span class="lineno"> 4491</span>&#160;                        <span class="keywordflow">if</span> (errno == -EINTR)</div><div class="line"><a name="l04492"></a><span class="lineno"> 4492</span>&#160;                                <span class="keywordflow">continue</span>;</div><div class="line"><a name="l04493"></a><span class="lineno"> 4493</span>&#160;                        <span class="keywordflow">else</span></div><div class="line"><a name="l04494"></a><span class="lineno"> 4494</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l04495"></a><span class="lineno"> 4495</span>&#160;                } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (res &gt; 0) {</div><div class="line"><a name="l04496"></a><span class="lineno"> 4496</span>&#160;                        res = fuse_session_receive_buf_int(se, &amp;fbuf, NULL);</div><div class="line"><a name="l04497"></a><span class="lineno"> 4497</span>&#160;</div><div class="line"><a name="l04498"></a><span class="lineno"> 4498</span>&#160;                        <span class="keywordflow">if</span> (res == -EINTR)</div><div class="line"><a name="l04499"></a><span class="lineno"> 4499</span>&#160;                                <span class="keywordflow">continue</span>;</div><div class="line"><a name="l04500"></a><span class="lineno"> 4500</span>&#160;                        <span class="keywordflow">if</span> (res &lt;= 0)</div><div class="line"><a name="l04501"></a><span class="lineno"> 4501</span>&#160;                                <span class="keywordflow">break</span>;</div><div class="line"><a name="l04502"></a><span class="lineno"> 4502</span>&#160;</div><div class="line"><a name="l04503"></a><span class="lineno"> 4503</span>&#160;                        fuse_session_process_buf_int(se, &amp;fbuf, NULL);</div><div class="line"><a name="l04504"></a><span class="lineno"> 4504</span>&#160;                } <span class="keywordflow">else</span> {</div><div class="line"><a name="l04505"></a><span class="lineno"> 4505</span>&#160;                        timeout = <a class="code" href="fuse_8h.html#a90f104e6d4e01480161a3300bddbecbe">fuse_clean_cache</a>(f);</div><div class="line"><a name="l04506"></a><span class="lineno"> 4506</span>&#160;                        curr_time(&amp;now);</div><div class="line"><a name="l04507"></a><span class="lineno"> 4507</span>&#160;                        next_clean = now.tv_sec + timeout;</div><div class="line"><a name="l04508"></a><span class="lineno"> 4508</span>&#160;                }</div><div class="line"><a name="l04509"></a><span class="lineno"> 4509</span>&#160;        }</div><div class="line"><a name="l04510"></a><span class="lineno"> 4510</span>&#160;</div><div class="line"><a name="l04511"></a><span class="lineno"> 4511</span>&#160;        free(fbuf.<a class="code" href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">mem</a>);</div><div class="line"><a name="l04512"></a><span class="lineno"> 4512</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ab3d015de77ae0edeb3157321e7a5c434">fuse_session_reset</a>(se);</div><div class="line"><a name="l04513"></a><span class="lineno"> 4513</span>&#160;        <span class="keywordflow">return</span> res &lt; 0 ? -1 : 0;</div><div class="line"><a name="l04514"></a><span class="lineno"> 4514</span>&#160;}</div><div class="line"><a name="l04515"></a><span class="lineno"> 4515</span>&#160;</div><div class="line"><a name="l04516"></a><span class="lineno"><a class="line" href="fuse_8h.html#a6ea805c47ccc960497dfd64e12081159"> 4516</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a6ea805c47ccc960497dfd64e12081159">fuse_loop</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04517"></a><span class="lineno"> 4517</span>&#160;{</div><div class="line"><a name="l04518"></a><span class="lineno"> 4518</span>&#160;        <span class="keywordflow">if</span> (!f)</div><div class="line"><a name="l04519"></a><span class="lineno"> 4519</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04520"></a><span class="lineno"> 4520</span>&#160;</div><div class="line"><a name="l04521"></a><span class="lineno"> 4521</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f))</div><div class="line"><a name="l04522"></a><span class="lineno"> 4522</span>&#160;                <span class="keywordflow">return</span> fuse_session_loop_remember(f);</div><div class="line"><a name="l04523"></a><span class="lineno"> 4523</span>&#160;</div><div class="line"><a name="l04524"></a><span class="lineno"> 4524</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a>(f-&gt;se);</div><div class="line"><a name="l04525"></a><span class="lineno"> 4525</span>&#160;}</div><div class="line"><a name="l04526"></a><span class="lineno"> 4526</span>&#160;</div><div class="line"><a name="l04527"></a><span class="lineno"> 4527</span>&#160;FUSE_SYMVER(<span class="stringliteral">&quot;.symver fuse_loop_mt_32,fuse_loop_mt@@FUSE_3.2&quot;</span>);</div><div class="line"><a name="l04528"></a><span class="lineno"> 4528</span>&#160;<span class="keywordtype">int</span> fuse_loop_mt_32(<span class="keyword">struct</span> fuse *f, <span class="keyword">struct</span> <a class="code" href="structfuse__loop__config.html">fuse_loop_config</a> *config)</div><div class="line"><a name="l04529"></a><span class="lineno"> 4529</span>&#160;{</div><div class="line"><a name="l04530"></a><span class="lineno"> 4530</span>&#160;        <span class="keywordflow">if</span> (f == NULL)</div><div class="line"><a name="l04531"></a><span class="lineno"> 4531</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04532"></a><span class="lineno"> 4532</span>&#160;</div><div class="line"><a name="l04533"></a><span class="lineno"> 4533</span>&#160;        <span class="keywordtype">int</span> res = <a class="code" href="fuse_8h.html#a4b2246caec521ec4ac84093f8c4b616d">fuse_start_cleanup_thread</a>(f);</div><div class="line"><a name="l04534"></a><span class="lineno"> 4534</span>&#160;        <span class="keywordflow">if</span> (res)</div><div class="line"><a name="l04535"></a><span class="lineno"> 4535</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04536"></a><span class="lineno"> 4536</span>&#160;</div><div class="line"><a name="l04537"></a><span class="lineno"> 4537</span>&#160;        res = fuse_session_loop_mt_32(<a class="code" href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91">fuse_get_session</a>(f), config);</div><div class="line"><a name="l04538"></a><span class="lineno"> 4538</span>&#160;        <a class="code" href="fuse_8h.html#ad37fd69ba40d5c261f16e207e4a5b0ed">fuse_stop_cleanup_thread</a>(f);</div><div class="line"><a name="l04539"></a><span class="lineno"> 4539</span>&#160;        <span class="keywordflow">return</span> res;</div><div class="line"><a name="l04540"></a><span class="lineno"> 4540</span>&#160;}</div><div class="line"><a name="l04541"></a><span class="lineno"> 4541</span>&#160;</div><div class="line"><a name="l04542"></a><span class="lineno"> 4542</span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a8fb55dfd425856e0b10f4a2836e6f9f0">fuse_loop_mt_31</a>(<span class="keyword">struct</span> fuse *f, <span class="keywordtype">int</span> clone_fd);</div><div class="line"><a name="l04543"></a><span class="lineno"> 4543</span>&#160;FUSE_SYMVER(<span class="stringliteral">&quot;.symver fuse_loop_mt_31,fuse_loop_mt@FUSE_3.0&quot;</span>);</div><div class="line"><a name="l04544"></a><span class="lineno"><a class="line" href="fuse_8h.html#a8fb55dfd425856e0b10f4a2836e6f9f0"> 4544</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a8fb55dfd425856e0b10f4a2836e6f9f0">fuse_loop_mt_31</a>(<span class="keyword">struct</span> fuse *f, <span class="keywordtype">int</span> clone_fd)</div><div class="line"><a name="l04545"></a><span class="lineno"> 4545</span>&#160;{</div><div class="line"><a name="l04546"></a><span class="lineno"> 4546</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__loop__config.html">fuse_loop_config</a> config;</div><div class="line"><a name="l04547"></a><span class="lineno"> 4547</span>&#160;        config.<a class="code" href="structfuse__loop__config.html#a6a8527939446625e5466cd8baf399f08">clone_fd</a> = <a class="code" href="structfuse__loop__config.html#a6a8527939446625e5466cd8baf399f08">clone_fd</a>;</div><div class="line"><a name="l04548"></a><span class="lineno"> 4548</span>&#160;        config.<a class="code" href="structfuse__loop__config.html#ab9412a7c922432f6d3cdcfacb5aaa032">max_idle_threads</a> = 10;</div><div class="line"><a name="l04549"></a><span class="lineno"> 4549</span>&#160;        <span class="keywordflow">return</span> fuse_loop_mt_32(f, &amp;config);</div><div class="line"><a name="l04550"></a><span class="lineno"> 4550</span>&#160;}</div><div class="line"><a name="l04551"></a><span class="lineno"> 4551</span>&#160;</div><div class="line"><a name="l04552"></a><span class="lineno"><a class="line" href="fuse_8h.html#a9024935b211288c1869dc7566895d739"> 4552</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="fuse_8h.html#a9024935b211288c1869dc7566895d739">fuse_exit</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04553"></a><span class="lineno"> 4553</span>&#160;{</div><div class="line"><a name="l04554"></a><span class="lineno"> 4554</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a198429f3fbc23ef29ef9971271827690">fuse_session_exit</a>(f-&gt;se);</div><div class="line"><a name="l04555"></a><span class="lineno"> 4555</span>&#160;}</div><div class="line"><a name="l04556"></a><span class="lineno"> 4556</span>&#160;</div><div class="line"><a name="l04557"></a><span class="lineno"><a class="line" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc"> 4557</a></span>&#160;<span class="keyword">struct </span><a class="code" href="structfuse__context.html">fuse_context</a> *<a class="code" href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l04558"></a><span class="lineno"> 4558</span>&#160;{</div><div class="line"><a name="l04559"></a><span class="lineno"> 4559</span>&#160;        <span class="keyword">struct </span>fuse_context_i *c = fuse_get_context_internal();</div><div class="line"><a name="l04560"></a><span class="lineno"> 4560</span>&#160;</div><div class="line"><a name="l04561"></a><span class="lineno"> 4561</span>&#160;        <span class="keywordflow">if</span> (c)</div><div class="line"><a name="l04562"></a><span class="lineno"> 4562</span>&#160;                <span class="keywordflow">return</span> &amp;c-&gt;ctx;</div><div class="line"><a name="l04563"></a><span class="lineno"> 4563</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04564"></a><span class="lineno"> 4564</span>&#160;                <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l04565"></a><span class="lineno"> 4565</span>&#160;}</div><div class="line"><a name="l04566"></a><span class="lineno"> 4566</span>&#160;</div><div class="line"><a name="l04567"></a><span class="lineno"><a class="line" href="fuse_8h.html#a04273db088e57d8242caa388193b6958"> 4567</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a04273db088e57d8242caa388193b6958">fuse_getgroups</a>(<span class="keywordtype">int</span> size, gid_t list[])</div><div class="line"><a name="l04568"></a><span class="lineno"> 4568</span>&#160;{</div><div class="line"><a name="l04569"></a><span class="lineno"> 4569</span>&#160;        <span class="keyword">struct </span>fuse_context_i *c = fuse_get_context_internal();</div><div class="line"><a name="l04570"></a><span class="lineno"> 4570</span>&#160;        <span class="keywordflow">if</span> (!c)</div><div class="line"><a name="l04571"></a><span class="lineno"> 4571</span>&#160;                <span class="keywordflow">return</span> -EINVAL;</div><div class="line"><a name="l04572"></a><span class="lineno"> 4572</span>&#160;</div><div class="line"><a name="l04573"></a><span class="lineno"> 4573</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#a57f4dabcf044aafcdba6c4682b3a1869">fuse_req_getgroups</a>(c-&gt;req, size, list);</div><div class="line"><a name="l04574"></a><span class="lineno"> 4574</span>&#160;}</div><div class="line"><a name="l04575"></a><span class="lineno"> 4575</span>&#160;</div><div class="line"><a name="l04576"></a><span class="lineno"><a class="line" href="fuse_8h.html#a0514ca828e6a02a330dcf037292c8803"> 4576</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a0514ca828e6a02a330dcf037292c8803">fuse_interrupted</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l04577"></a><span class="lineno"> 4577</span>&#160;{</div><div class="line"><a name="l04578"></a><span class="lineno"> 4578</span>&#160;        <span class="keyword">struct </span>fuse_context_i *c = fuse_get_context_internal();</div><div class="line"><a name="l04579"></a><span class="lineno"> 4579</span>&#160;</div><div class="line"><a name="l04580"></a><span class="lineno"> 4580</span>&#160;        <span class="keywordflow">if</span> (c)</div><div class="line"><a name="l04581"></a><span class="lineno"> 4581</span>&#160;                <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#a52674fc627647f33e63c74267f0f1f9d">fuse_req_interrupted</a>(c-&gt;req);</div><div class="line"><a name="l04582"></a><span class="lineno"> 4582</span>&#160;        <span class="keywordflow">else</span></div><div class="line"><a name="l04583"></a><span class="lineno"> 4583</span>&#160;                <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04584"></a><span class="lineno"> 4584</span>&#160;}</div><div class="line"><a name="l04585"></a><span class="lineno"> 4585</span>&#160;</div><div class="line"><a name="l04586"></a><span class="lineno"><a class="line" href="fuse_8h.html#a56c1dfbdfaf10818dbc6c2ca6264f19a"> 4586</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a56c1dfbdfaf10818dbc6c2ca6264f19a">fuse_invalidate_path</a>(<span class="keyword">struct</span> fuse *f, <span class="keyword">const</span> <span class="keywordtype">char</span> *path) {</div><div class="line"><a name="l04587"></a><span class="lineno"> 4587</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino;</div><div class="line"><a name="l04588"></a><span class="lineno"> 4588</span>&#160;        <span class="keywordtype">int</span> err = lookup_path_in_cache(f, path, &amp;ino);</div><div class="line"><a name="l04589"></a><span class="lineno"> 4589</span>&#160;        <span class="keywordflow">if</span> (err) {</div><div class="line"><a name="l04590"></a><span class="lineno"> 4590</span>&#160;                <span class="keywordflow">return</span> err;</div><div class="line"><a name="l04591"></a><span class="lineno"> 4591</span>&#160;        }</div><div class="line"><a name="l04592"></a><span class="lineno"> 4592</span>&#160;</div><div class="line"><a name="l04593"></a><span class="lineno"> 4593</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#a9cb974af9745294ff446d11cba2422f1">fuse_lowlevel_notify_inval_inode</a>(f-&gt;se, ino, 0, 0);</div><div class="line"><a name="l04594"></a><span class="lineno"> 4594</span>&#160;}</div><div class="line"><a name="l04595"></a><span class="lineno"> 4595</span>&#160;</div><div class="line"><a name="l04596"></a><span class="lineno"> 4596</span>&#160;<span class="preprocessor">#define FUSE_LIB_OPT(t, p, v) { t, offsetof(struct fuse_config, p), v }</span></div><div class="line"><a name="l04597"></a><span class="lineno"> 4597</span>&#160;</div><div class="line"><a name="l04598"></a><span class="lineno"> 4598</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> fuse_lib_opts[] = {</div><div class="line"><a name="l04599"></a><span class="lineno"> 4599</span>&#160;        <a class="code" href="fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a>(<span class="stringliteral">&quot;debug&quot;</span>,                 <a class="code" href="fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a>),</div><div class="line"><a name="l04600"></a><span class="lineno"> 4600</span>&#160;        <a class="code" href="fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a>(<span class="stringliteral">&quot;-d&quot;</span>,                    <a class="code" href="fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a>),</div><div class="line"><a name="l04601"></a><span class="lineno"> 4601</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;debug&quot;</span>,                 debug, 1),</div><div class="line"><a name="l04602"></a><span class="lineno"> 4602</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;-d&quot;</span>,                    debug, 1),</div><div class="line"><a name="l04603"></a><span class="lineno"> 4603</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;kernel_cache&quot;</span>,          kernel_cache, 1),</div><div class="line"><a name="l04604"></a><span class="lineno"> 4604</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;auto_cache&quot;</span>,            auto_cache, 1),</div><div class="line"><a name="l04605"></a><span class="lineno"> 4605</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;noauto_cache&quot;</span>,          auto_cache, 0),</div><div class="line"><a name="l04606"></a><span class="lineno"> 4606</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;umask=&quot;</span>,                set_mode, 1),</div><div class="line"><a name="l04607"></a><span class="lineno"> 4607</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;umask=%o&quot;</span>,              umask, 0),</div><div class="line"><a name="l04608"></a><span class="lineno"> 4608</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;uid=&quot;</span>,                  set_uid, 1),</div><div class="line"><a name="l04609"></a><span class="lineno"> 4609</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;uid=%d&quot;</span>,                uid, 0),</div><div class="line"><a name="l04610"></a><span class="lineno"> 4610</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;gid=&quot;</span>,                  set_gid, 1),</div><div class="line"><a name="l04611"></a><span class="lineno"> 4611</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;gid=%d&quot;</span>,                gid, 0),</div><div class="line"><a name="l04612"></a><span class="lineno"> 4612</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;entry_timeout=%lf&quot;</span>,     entry_timeout, 0),</div><div class="line"><a name="l04613"></a><span class="lineno"> 4613</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;attr_timeout=%lf&quot;</span>,      attr_timeout, 0),</div><div class="line"><a name="l04614"></a><span class="lineno"> 4614</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;ac_attr_timeout=%lf&quot;</span>,   ac_attr_timeout, 0),</div><div class="line"><a name="l04615"></a><span class="lineno"> 4615</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;ac_attr_timeout=&quot;</span>,      ac_attr_timeout_set, 1),</div><div class="line"><a name="l04616"></a><span class="lineno"> 4616</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;negative_timeout=%lf&quot;</span>,  negative_timeout, 0),</div><div class="line"><a name="l04617"></a><span class="lineno"> 4617</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;noforget&quot;</span>,              remember, -1),</div><div class="line"><a name="l04618"></a><span class="lineno"> 4618</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;remember=%u&quot;</span>,           remember, 0),</div><div class="line"><a name="l04619"></a><span class="lineno"> 4619</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;modules=%s&quot;</span>,            modules, 0),</div><div class="line"><a name="l04620"></a><span class="lineno"> 4620</span>&#160;        <a class="code" href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line"><a name="l04621"></a><span class="lineno"> 4621</span>&#160;};</div><div class="line"><a name="l04622"></a><span class="lineno"> 4622</span>&#160;</div><div class="line"><a name="l04623"></a><span class="lineno"> 4623</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_lib_opt_proc(<span class="keywordtype">void</span> *data, <span class="keyword">const</span> <span class="keywordtype">char</span> *arg, <span class="keywordtype">int</span> key,</div><div class="line"><a name="l04624"></a><span class="lineno"> 4624</span>&#160;                             <span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *outargs)</div><div class="line"><a name="l04625"></a><span class="lineno"> 4625</span>&#160;{</div><div class="line"><a name="l04626"></a><span class="lineno"> 4626</span>&#160;        (void) arg; (void) outargs; (void) data; (void) key;</div><div class="line"><a name="l04627"></a><span class="lineno"> 4627</span>&#160;</div><div class="line"><a name="l04628"></a><span class="lineno"> 4628</span>&#160;        <span class="comment">/* Pass through unknown options */</span></div><div class="line"><a name="l04629"></a><span class="lineno"> 4629</span>&#160;        <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l04630"></a><span class="lineno"> 4630</span>&#160;}</div><div class="line"><a name="l04631"></a><span class="lineno"> 4631</span>&#160;</div><div class="line"><a name="l04632"></a><span class="lineno"> 4632</span>&#160;</div><div class="line"><a name="l04633"></a><span class="lineno"> 4633</span>&#160;<span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> fuse_help_opts[] = {</div><div class="line"><a name="l04634"></a><span class="lineno"> 4634</span>&#160;        FUSE_LIB_OPT(<span class="stringliteral">&quot;modules=%s&quot;</span>, modules, 1),</div><div class="line"><a name="l04635"></a><span class="lineno"> 4635</span>&#160;        <a class="code" href="fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a>(<span class="stringliteral">&quot;modules=%s&quot;</span>, <a class="code" href="fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a>),</div><div class="line"><a name="l04636"></a><span class="lineno"> 4636</span>&#160;        <a class="code" href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line"><a name="l04637"></a><span class="lineno"> 4637</span>&#160;};</div><div class="line"><a name="l04638"></a><span class="lineno"> 4638</span>&#160;</div><div class="line"><a name="l04639"></a><span class="lineno"> 4639</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> print_module_help(<span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line"><a name="l04640"></a><span class="lineno"> 4640</span>&#160;                              <a class="code" href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a> *fac)</div><div class="line"><a name="l04641"></a><span class="lineno"> 4641</span>&#160;{</div><div class="line"><a name="l04642"></a><span class="lineno"> 4642</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__args.html">fuse_args</a> a = <a class="code" href="fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a>(0, NULL);</div><div class="line"><a name="l04643"></a><span class="lineno"> 4643</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a>(&amp;a, <span class="stringliteral">&quot;&quot;</span>) == -1 ||</div><div class="line"><a name="l04644"></a><span class="lineno"> 4644</span>&#160;            <a class="code" href="fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a>(&amp;a, <span class="stringliteral">&quot;-h&quot;</span>) == -1)</div><div class="line"><a name="l04645"></a><span class="lineno"> 4645</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l04646"></a><span class="lineno"> 4646</span>&#160;        printf(<span class="stringliteral">&quot;\nOptions for %s module:\n&quot;</span>, name);</div><div class="line"><a name="l04647"></a><span class="lineno"> 4647</span>&#160;        (*fac)(&amp;a, NULL);</div><div class="line"><a name="l04648"></a><span class="lineno"> 4648</span>&#160;}</div><div class="line"><a name="l04649"></a><span class="lineno"> 4649</span>&#160;</div><div class="line"><a name="l04650"></a><span class="lineno"><a class="line" href="fuse_8h.html#a9cef8443ae22c4bcc800d7c45f1496fe"> 4650</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="fuse_8h.html#a9cef8443ae22c4bcc800d7c45f1496fe">fuse_lib_help</a>(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args)</div><div class="line"><a name="l04651"></a><span class="lineno"> 4651</span>&#160;{</div><div class="line"><a name="l04652"></a><span class="lineno"> 4652</span>&#160;        <span class="comment">/* These are not all options, but only the ones that</span></div><div class="line"><a name="l04653"></a><span class="lineno"> 4653</span>&#160;<span class="comment">           may be of interest to an end-user */</span></div><div class="line"><a name="l04654"></a><span class="lineno"> 4654</span>&#160;        printf(</div><div class="line"><a name="l04655"></a><span class="lineno"> 4655</span>&#160;<span class="stringliteral">&quot;    -o kernel_cache        cache files in kernel\n&quot;</span></div><div class="line"><a name="l04656"></a><span class="lineno"> 4656</span>&#160;<span class="stringliteral">&quot;    -o [no]auto_cache      enable caching based on modification times (off)\n&quot;</span></div><div class="line"><a name="l04657"></a><span class="lineno"> 4657</span>&#160;<span class="stringliteral">&quot;    -o umask=M             set file permissions (octal)\n&quot;</span></div><div class="line"><a name="l04658"></a><span class="lineno"> 4658</span>&#160;<span class="stringliteral">&quot;    -o uid=N               set file owner\n&quot;</span></div><div class="line"><a name="l04659"></a><span class="lineno"> 4659</span>&#160;<span class="stringliteral">&quot;    -o gid=N               set file group\n&quot;</span></div><div class="line"><a name="l04660"></a><span class="lineno"> 4660</span>&#160;<span class="stringliteral">&quot;    -o entry_timeout=T     cache timeout for names (1.0s)\n&quot;</span></div><div class="line"><a name="l04661"></a><span class="lineno"> 4661</span>&#160;<span class="stringliteral">&quot;    -o negative_timeout=T  cache timeout for deleted names (0.0s)\n&quot;</span></div><div class="line"><a name="l04662"></a><span class="lineno"> 4662</span>&#160;<span class="stringliteral">&quot;    -o attr_timeout=T      cache timeout for attributes (1.0s)\n&quot;</span></div><div class="line"><a name="l04663"></a><span class="lineno"> 4663</span>&#160;<span class="stringliteral">&quot;    -o ac_attr_timeout=T   auto cache timeout for attributes (attr_timeout)\n&quot;</span></div><div class="line"><a name="l04664"></a><span class="lineno"> 4664</span>&#160;<span class="stringliteral">&quot;    -o noforget            never forget cached inodes\n&quot;</span></div><div class="line"><a name="l04665"></a><span class="lineno"> 4665</span>&#160;<span class="stringliteral">&quot;    -o remember=T          remember cached inodes for T seconds (0s)\n&quot;</span></div><div class="line"><a name="l04666"></a><span class="lineno"> 4666</span>&#160;<span class="stringliteral">&quot;    -o modules=M1[:M2...]  names of modules to push onto filesystem stack\n&quot;</span>);</div><div class="line"><a name="l04667"></a><span class="lineno"> 4667</span>&#160;</div><div class="line"><a name="l04668"></a><span class="lineno"> 4668</span>&#160;</div><div class="line"><a name="l04669"></a><span class="lineno"> 4669</span>&#160;        <span class="comment">/* Print low-level help */</span></div><div class="line"><a name="l04670"></a><span class="lineno"> 4670</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a>();</div><div class="line"><a name="l04671"></a><span class="lineno"> 4671</span>&#160;</div><div class="line"><a name="l04672"></a><span class="lineno"> 4672</span>&#160;        <span class="comment">/* Print help for builtin modules */</span></div><div class="line"><a name="l04673"></a><span class="lineno"> 4673</span>&#160;        print_module_help(<span class="stringliteral">&quot;subdir&quot;</span>, &amp;fuse_module_subdir_factory);</div><div class="line"><a name="l04674"></a><span class="lineno"> 4674</span>&#160;<span class="preprocessor">#ifdef HAVE_ICONV</span></div><div class="line"><a name="l04675"></a><span class="lineno"> 4675</span>&#160;        print_module_help(<span class="stringliteral">&quot;iconv&quot;</span>, &amp;fuse_module_iconv_factory);</div><div class="line"><a name="l04676"></a><span class="lineno"> 4676</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l04677"></a><span class="lineno"> 4677</span>&#160;</div><div class="line"><a name="l04678"></a><span class="lineno"> 4678</span>&#160;        <span class="comment">/* Parse command line options in case we need to</span></div><div class="line"><a name="l04679"></a><span class="lineno"> 4679</span>&#160;<span class="comment">           activate more modules */</span></div><div class="line"><a name="l04680"></a><span class="lineno"> 4680</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__config.html">fuse_config</a> conf = { .modules = NULL };</div><div class="line"><a name="l04681"></a><span class="lineno"> 4681</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(args, &amp;conf, fuse_help_opts,</div><div class="line"><a name="l04682"></a><span class="lineno"> 4682</span>&#160;                           fuse_lib_opt_proc) == -1</div><div class="line"><a name="l04683"></a><span class="lineno"> 4683</span>&#160;            || !conf.modules)</div><div class="line"><a name="l04684"></a><span class="lineno"> 4684</span>&#160;                <span class="keywordflow">return</span>;</div><div class="line"><a name="l04685"></a><span class="lineno"> 4685</span>&#160;        </div><div class="line"><a name="l04686"></a><span class="lineno"> 4686</span>&#160;        <span class="keywordtype">char</span> *module;</div><div class="line"><a name="l04687"></a><span class="lineno"> 4687</span>&#160;        <span class="keywordtype">char</span> *next;</div><div class="line"><a name="l04688"></a><span class="lineno"> 4688</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *m;</div><div class="line"><a name="l04689"></a><span class="lineno"> 4689</span>&#160;</div><div class="line"><a name="l04690"></a><span class="lineno"> 4690</span>&#160;        <span class="comment">// Iterate over all modules</span></div><div class="line"><a name="l04691"></a><span class="lineno"> 4691</span>&#160;        <span class="keywordflow">for</span> (module = conf.modules; module; module = next) {</div><div class="line"><a name="l04692"></a><span class="lineno"> 4692</span>&#160;                <span class="keywordtype">char</span> *p;</div><div class="line"><a name="l04693"></a><span class="lineno"> 4693</span>&#160;                <span class="keywordflow">for</span> (p = module; *p &amp;&amp; *p != <span class="charliteral">&#39;:&#39;</span>; p++);</div><div class="line"><a name="l04694"></a><span class="lineno"> 4694</span>&#160;                next = *p ? p + 1 : NULL;</div><div class="line"><a name="l04695"></a><span class="lineno"> 4695</span>&#160;                *p = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"><a name="l04696"></a><span class="lineno"> 4696</span>&#160;</div><div class="line"><a name="l04697"></a><span class="lineno"> 4697</span>&#160;                m = fuse_get_module(module);</div><div class="line"><a name="l04698"></a><span class="lineno"> 4698</span>&#160;                <span class="keywordflow">if</span> (m)</div><div class="line"><a name="l04699"></a><span class="lineno"> 4699</span>&#160;                        print_module_help(module, &amp;m-&gt;factory);</div><div class="line"><a name="l04700"></a><span class="lineno"> 4700</span>&#160;        }</div><div class="line"><a name="l04701"></a><span class="lineno"> 4701</span>&#160;}</div><div class="line"><a name="l04702"></a><span class="lineno"> 4702</span>&#160;</div><div class="line"><a name="l04703"></a><span class="lineno"> 4703</span>&#160;                                      </div><div class="line"><a name="l04704"></a><span class="lineno"> 4704</span>&#160;</div><div class="line"><a name="l04705"></a><span class="lineno"> 4705</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_init_intr_signal(<span class="keywordtype">int</span> signum, <span class="keywordtype">int</span> *installed)</div><div class="line"><a name="l04706"></a><span class="lineno"> 4706</span>&#160;{</div><div class="line"><a name="l04707"></a><span class="lineno"> 4707</span>&#160;        <span class="keyword">struct </span>sigaction old_sa;</div><div class="line"><a name="l04708"></a><span class="lineno"> 4708</span>&#160;</div><div class="line"><a name="l04709"></a><span class="lineno"> 4709</span>&#160;        <span class="keywordflow">if</span> (sigaction(signum, NULL, &amp;old_sa) == -1) {</div><div class="line"><a name="l04710"></a><span class="lineno"> 4710</span>&#160;                perror(<span class="stringliteral">&quot;fuse: cannot get old signal handler&quot;</span>);</div><div class="line"><a name="l04711"></a><span class="lineno"> 4711</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04712"></a><span class="lineno"> 4712</span>&#160;        }</div><div class="line"><a name="l04713"></a><span class="lineno"> 4713</span>&#160;</div><div class="line"><a name="l04714"></a><span class="lineno"> 4714</span>&#160;        <span class="keywordflow">if</span> (old_sa.sa_handler == SIG_DFL) {</div><div class="line"><a name="l04715"></a><span class="lineno"> 4715</span>&#160;                <span class="keyword">struct </span>sigaction sa;</div><div class="line"><a name="l04716"></a><span class="lineno"> 4716</span>&#160;</div><div class="line"><a name="l04717"></a><span class="lineno"> 4717</span>&#160;                memset(&amp;sa, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> sigaction));</div><div class="line"><a name="l04718"></a><span class="lineno"> 4718</span>&#160;                sa.sa_handler = fuse_intr_sighandler;</div><div class="line"><a name="l04719"></a><span class="lineno"> 4719</span>&#160;                sigemptyset(&amp;sa.sa_mask);</div><div class="line"><a name="l04720"></a><span class="lineno"> 4720</span>&#160;</div><div class="line"><a name="l04721"></a><span class="lineno"> 4721</span>&#160;                <span class="keywordflow">if</span> (sigaction(signum, &amp;sa, NULL) == -1) {</div><div class="line"><a name="l04722"></a><span class="lineno"> 4722</span>&#160;                        perror(<span class="stringliteral">&quot;fuse: cannot set interrupt signal handler&quot;</span>);</div><div class="line"><a name="l04723"></a><span class="lineno"> 4723</span>&#160;                        <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04724"></a><span class="lineno"> 4724</span>&#160;                }</div><div class="line"><a name="l04725"></a><span class="lineno"> 4725</span>&#160;                *installed = 1;</div><div class="line"><a name="l04726"></a><span class="lineno"> 4726</span>&#160;        }</div><div class="line"><a name="l04727"></a><span class="lineno"> 4727</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04728"></a><span class="lineno"> 4728</span>&#160;}</div><div class="line"><a name="l04729"></a><span class="lineno"> 4729</span>&#160;</div><div class="line"><a name="l04730"></a><span class="lineno"> 4730</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> fuse_restore_intr_signal(<span class="keywordtype">int</span> signum)</div><div class="line"><a name="l04731"></a><span class="lineno"> 4731</span>&#160;{</div><div class="line"><a name="l04732"></a><span class="lineno"> 4732</span>&#160;        <span class="keyword">struct </span>sigaction sa;</div><div class="line"><a name="l04733"></a><span class="lineno"> 4733</span>&#160;</div><div class="line"><a name="l04734"></a><span class="lineno"> 4734</span>&#160;        memset(&amp;sa, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> sigaction));</div><div class="line"><a name="l04735"></a><span class="lineno"> 4735</span>&#160;        sa.sa_handler = SIG_DFL;</div><div class="line"><a name="l04736"></a><span class="lineno"> 4736</span>&#160;        sigaction(signum, &amp;sa, NULL);</div><div class="line"><a name="l04737"></a><span class="lineno"> 4737</span>&#160;}</div><div class="line"><a name="l04738"></a><span class="lineno"> 4738</span>&#160;</div><div class="line"><a name="l04739"></a><span class="lineno"> 4739</span>&#160;</div><div class="line"><a name="l04740"></a><span class="lineno"> 4740</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> fuse_push_module(<span class="keyword">struct</span> fuse *f, <span class="keyword">const</span> <span class="keywordtype">char</span> *module,</div><div class="line"><a name="l04741"></a><span class="lineno"> 4741</span>&#160;                            <span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args)</div><div class="line"><a name="l04742"></a><span class="lineno"> 4742</span>&#160;{</div><div class="line"><a name="l04743"></a><span class="lineno"> 4743</span>&#160;        <span class="keyword">struct </span>fuse_fs *fs[2] = { f-&gt;fs, NULL };</div><div class="line"><a name="l04744"></a><span class="lineno"> 4744</span>&#160;        <span class="keyword">struct </span>fuse_fs *newfs;</div><div class="line"><a name="l04745"></a><span class="lineno"> 4745</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__module.html">fuse_module</a> *m = fuse_get_module(module);</div><div class="line"><a name="l04746"></a><span class="lineno"> 4746</span>&#160;</div><div class="line"><a name="l04747"></a><span class="lineno"> 4747</span>&#160;        <span class="keywordflow">if</span> (!m)</div><div class="line"><a name="l04748"></a><span class="lineno"> 4748</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04749"></a><span class="lineno"> 4749</span>&#160;</div><div class="line"><a name="l04750"></a><span class="lineno"> 4750</span>&#160;        newfs = m-&gt;factory(args, fs);</div><div class="line"><a name="l04751"></a><span class="lineno"> 4751</span>&#160;        <span class="keywordflow">if</span> (!newfs) {</div><div class="line"><a name="l04752"></a><span class="lineno"> 4752</span>&#160;                fuse_put_module(m);</div><div class="line"><a name="l04753"></a><span class="lineno"> 4753</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04754"></a><span class="lineno"> 4754</span>&#160;        }</div><div class="line"><a name="l04755"></a><span class="lineno"> 4755</span>&#160;        newfs-&gt;m = m;</div><div class="line"><a name="l04756"></a><span class="lineno"> 4756</span>&#160;        f-&gt;fs = newfs;</div><div class="line"><a name="l04757"></a><span class="lineno"> 4757</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04758"></a><span class="lineno"> 4758</span>&#160;}</div><div class="line"><a name="l04759"></a><span class="lineno"> 4759</span>&#160;</div><div class="line"><a name="l04760"></a><span class="lineno"><a class="line" href="fuse_8h.html#a74883ac07b1794da7affbd95251d25d7"> 4760</a></span>&#160;<span class="keyword">struct </span>fuse_fs *<a class="code" href="fuse_8h.html#a74883ac07b1794da7affbd95251d25d7">fuse_fs_new</a>(<span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__operations.html">fuse_operations</a> *op, <span class="keywordtype">size_t</span> op_size,</div><div class="line"><a name="l04761"></a><span class="lineno"> 4761</span>&#160;                            <span class="keywordtype">void</span> *user_data)</div><div class="line"><a name="l04762"></a><span class="lineno"> 4762</span>&#160;{</div><div class="line"><a name="l04763"></a><span class="lineno"> 4763</span>&#160;        <span class="keyword">struct </span>fuse_fs *fs;</div><div class="line"><a name="l04764"></a><span class="lineno"> 4764</span>&#160;</div><div class="line"><a name="l04765"></a><span class="lineno"> 4765</span>&#160;        <span class="keywordflow">if</span> (<span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__operations.html">fuse_operations</a>) &lt; op_size) {</div><div class="line"><a name="l04766"></a><span class="lineno"> 4766</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: warning: library too old, some operations may not not work\n&quot;</span>);</div><div class="line"><a name="l04767"></a><span class="lineno"> 4767</span>&#160;                op_size = <span class="keyword">sizeof</span>(<span class="keyword">struct </span><a class="code" href="structfuse__operations.html">fuse_operations</a>);</div><div class="line"><a name="l04768"></a><span class="lineno"> 4768</span>&#160;        }</div><div class="line"><a name="l04769"></a><span class="lineno"> 4769</span>&#160;</div><div class="line"><a name="l04770"></a><span class="lineno"> 4770</span>&#160;        fs = (<span class="keyword">struct </span>fuse_fs *) calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_fs));</div><div class="line"><a name="l04771"></a><span class="lineno"> 4771</span>&#160;        <span class="keywordflow">if</span> (!fs) {</div><div class="line"><a name="l04772"></a><span class="lineno"> 4772</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate fuse_fs object\n&quot;</span>);</div><div class="line"><a name="l04773"></a><span class="lineno"> 4773</span>&#160;                <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l04774"></a><span class="lineno"> 4774</span>&#160;        }</div><div class="line"><a name="l04775"></a><span class="lineno"> 4775</span>&#160;</div><div class="line"><a name="l04776"></a><span class="lineno"> 4776</span>&#160;        fs-&gt;user_data = user_data;</div><div class="line"><a name="l04777"></a><span class="lineno"> 4777</span>&#160;        <span class="keywordflow">if</span> (op)</div><div class="line"><a name="l04778"></a><span class="lineno"> 4778</span>&#160;                memcpy(&amp;fs-&gt;op, op, op_size);</div><div class="line"><a name="l04779"></a><span class="lineno"> 4779</span>&#160;        <span class="keywordflow">return</span> fs;</div><div class="line"><a name="l04780"></a><span class="lineno"> 4780</span>&#160;}</div><div class="line"><a name="l04781"></a><span class="lineno"> 4781</span>&#160;</div><div class="line"><a name="l04782"></a><span class="lineno"> 4782</span>&#160;<span class="keyword">static</span> <span class="keywordtype">int</span> node_table_init(<span class="keyword">struct</span> node_table *t)</div><div class="line"><a name="l04783"></a><span class="lineno"> 4783</span>&#160;{</div><div class="line"><a name="l04784"></a><span class="lineno"> 4784</span>&#160;        t-&gt;size = NODE_TABLE_MIN_SIZE;</div><div class="line"><a name="l04785"></a><span class="lineno"> 4785</span>&#160;        t-&gt;array = (<span class="keyword">struct </span>node **) calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> node *) * t-&gt;size);</div><div class="line"><a name="l04786"></a><span class="lineno"> 4786</span>&#160;        <span class="keywordflow">if</span> (t-&gt;array == NULL) {</div><div class="line"><a name="l04787"></a><span class="lineno"> 4787</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: memory allocation failed\n&quot;</span>);</div><div class="line"><a name="l04788"></a><span class="lineno"> 4788</span>&#160;                <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l04789"></a><span class="lineno"> 4789</span>&#160;        }</div><div class="line"><a name="l04790"></a><span class="lineno"> 4790</span>&#160;        t-&gt;use = 0;</div><div class="line"><a name="l04791"></a><span class="lineno"> 4791</span>&#160;        t-&gt;split = 0;</div><div class="line"><a name="l04792"></a><span class="lineno"> 4792</span>&#160;</div><div class="line"><a name="l04793"></a><span class="lineno"> 4793</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04794"></a><span class="lineno"> 4794</span>&#160;}</div><div class="line"><a name="l04795"></a><span class="lineno"> 4795</span>&#160;</div><div class="line"><a name="l04796"></a><span class="lineno"> 4796</span>&#160;<span class="keyword">static</span> <span class="keywordtype">void</span> *fuse_prune_nodes(<span class="keywordtype">void</span> *fuse)</div><div class="line"><a name="l04797"></a><span class="lineno"> 4797</span>&#160;{</div><div class="line"><a name="l04798"></a><span class="lineno"> 4798</span>&#160;        <span class="keyword">struct </span>fuse *f = fuse;</div><div class="line"><a name="l04799"></a><span class="lineno"> 4799</span>&#160;        <span class="keywordtype">int</span> sleep_time;</div><div class="line"><a name="l04800"></a><span class="lineno"> 4800</span>&#160;</div><div class="line"><a name="l04801"></a><span class="lineno"> 4801</span>&#160;        <span class="keywordflow">while</span>(1) {</div><div class="line"><a name="l04802"></a><span class="lineno"> 4802</span>&#160;                sleep_time = <a class="code" href="fuse_8h.html#a90f104e6d4e01480161a3300bddbecbe">fuse_clean_cache</a>(f);</div><div class="line"><a name="l04803"></a><span class="lineno"> 4803</span>&#160;                sleep(sleep_time);</div><div class="line"><a name="l04804"></a><span class="lineno"> 4804</span>&#160;        }</div><div class="line"><a name="l04805"></a><span class="lineno"> 4805</span>&#160;        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l04806"></a><span class="lineno"> 4806</span>&#160;}</div><div class="line"><a name="l04807"></a><span class="lineno"> 4807</span>&#160;</div><div class="line"><a name="l04808"></a><span class="lineno"><a class="line" href="fuse_8h.html#a4b2246caec521ec4ac84093f8c4b616d"> 4808</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a4b2246caec521ec4ac84093f8c4b616d">fuse_start_cleanup_thread</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04809"></a><span class="lineno"> 4809</span>&#160;{</div><div class="line"><a name="l04810"></a><span class="lineno"> 4810</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f))</div><div class="line"><a name="l04811"></a><span class="lineno"> 4811</span>&#160;                <span class="keywordflow">return</span> fuse_start_thread(&amp;f-&gt;prune_thread, fuse_prune_nodes, f);</div><div class="line"><a name="l04812"></a><span class="lineno"> 4812</span>&#160;</div><div class="line"><a name="l04813"></a><span class="lineno"> 4813</span>&#160;        <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l04814"></a><span class="lineno"> 4814</span>&#160;}</div><div class="line"><a name="l04815"></a><span class="lineno"> 4815</span>&#160;</div><div class="line"><a name="l04816"></a><span class="lineno"><a class="line" href="fuse_8h.html#ad37fd69ba40d5c261f16e207e4a5b0ed"> 4816</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="fuse_8h.html#ad37fd69ba40d5c261f16e207e4a5b0ed">fuse_stop_cleanup_thread</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l04817"></a><span class="lineno"> 4817</span>&#160;{</div><div class="line"><a name="l04818"></a><span class="lineno"> 4818</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f)) {</div><div class="line"><a name="l04819"></a><span class="lineno"> 4819</span>&#160;                pthread_mutex_lock(&amp;f-&gt;lock);</div><div class="line"><a name="l04820"></a><span class="lineno"> 4820</span>&#160;                pthread_cancel(f-&gt;prune_thread);</div><div class="line"><a name="l04821"></a><span class="lineno"> 4821</span>&#160;                pthread_mutex_unlock(&amp;f-&gt;lock);</div><div class="line"><a name="l04822"></a><span class="lineno"> 4822</span>&#160;                pthread_join(f-&gt;prune_thread, NULL);</div><div class="line"><a name="l04823"></a><span class="lineno"> 4823</span>&#160;        }</div><div class="line"><a name="l04824"></a><span class="lineno"> 4824</span>&#160;}</div><div class="line"><a name="l04825"></a><span class="lineno"> 4825</span>&#160;</div><div class="line"><a name="l04826"></a><span class="lineno"> 4826</span>&#160;</div><div class="line"><a name="l04827"></a><span class="lineno"> 4827</span>&#160;FUSE_SYMVER(<span class="stringliteral">&quot;.symver fuse_new_31,fuse_new@@FUSE_3.1&quot;</span>);</div><div class="line"><a name="l04828"></a><span class="lineno"> 4828</span>&#160;<span class="keyword">struct </span>fuse *fuse_new_31(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args,</div><div class="line"><a name="l04829"></a><span class="lineno"> 4829</span>&#160;                      <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__operations.html">fuse_operations</a> *op,</div><div class="line"><a name="l04830"></a><span class="lineno"> 4830</span>&#160;                      <span class="keywordtype">size_t</span> op_size, <span class="keywordtype">void</span> *user_data)</div><div class="line"><a name="l04831"></a><span class="lineno"> 4831</span>&#160;{</div><div class="line"><a name="l04832"></a><span class="lineno"> 4832</span>&#160;        <span class="keyword">struct </span>fuse *f;</div><div class="line"><a name="l04833"></a><span class="lineno"> 4833</span>&#160;        <span class="keyword">struct </span>node *root;</div><div class="line"><a name="l04834"></a><span class="lineno"> 4834</span>&#160;        <span class="keyword">struct </span>fuse_fs *fs;</div><div class="line"><a name="l04835"></a><span class="lineno"> 4835</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a> llop = fuse_path_ops;</div><div class="line"><a name="l04836"></a><span class="lineno"> 4836</span>&#160;</div><div class="line"><a name="l04837"></a><span class="lineno"> 4837</span>&#160;        f = (<span class="keyword">struct </span>fuse *) calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse));</div><div class="line"><a name="l04838"></a><span class="lineno"> 4838</span>&#160;        <span class="keywordflow">if</span> (f == NULL) {</div><div class="line"><a name="l04839"></a><span class="lineno"> 4839</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: failed to allocate fuse object\n&quot;</span>);</div><div class="line"><a name="l04840"></a><span class="lineno"> 4840</span>&#160;                <span class="keywordflow">goto</span> out;</div><div class="line"><a name="l04841"></a><span class="lineno"> 4841</span>&#160;        }</div><div class="line"><a name="l04842"></a><span class="lineno"> 4842</span>&#160;</div><div class="line"><a name="l04843"></a><span class="lineno"> 4843</span>&#160;        f-&gt;conf.entry_timeout = 1.0;</div><div class="line"><a name="l04844"></a><span class="lineno"> 4844</span>&#160;        f-&gt;conf.attr_timeout = 1.0;</div><div class="line"><a name="l04845"></a><span class="lineno"> 4845</span>&#160;        f-&gt;conf.negative_timeout = 0.0;</div><div class="line"><a name="l04846"></a><span class="lineno"> 4846</span>&#160;        f-&gt;conf.intr_signal = FUSE_DEFAULT_INTR_SIGNAL;</div><div class="line"><a name="l04847"></a><span class="lineno"> 4847</span>&#160;</div><div class="line"><a name="l04848"></a><span class="lineno"> 4848</span>&#160;        <span class="comment">/* Parse options */</span></div><div class="line"><a name="l04849"></a><span class="lineno"> 4849</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(args, &amp;f-&gt;conf, fuse_lib_opts,</div><div class="line"><a name="l04850"></a><span class="lineno"> 4850</span>&#160;                           fuse_lib_opt_proc) == -1)</div><div class="line"><a name="l04851"></a><span class="lineno"> 4851</span>&#160;                <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l04852"></a><span class="lineno"> 4852</span>&#160;</div><div class="line"><a name="l04853"></a><span class="lineno"> 4853</span>&#160;        pthread_mutex_lock(&amp;fuse_context_lock);</div><div class="line"><a name="l04854"></a><span class="lineno"> 4854</span>&#160;        <span class="keyword">static</span> <span class="keywordtype">int</span> builtin_modules_registered = 0;</div><div class="line"><a name="l04855"></a><span class="lineno"> 4855</span>&#160;        <span class="comment">/* Have the builtin modules already been registered? */</span></div><div class="line"><a name="l04856"></a><span class="lineno"> 4856</span>&#160;        <span class="keywordflow">if</span> (builtin_modules_registered == 0) {</div><div class="line"><a name="l04857"></a><span class="lineno"> 4857</span>&#160;                <span class="comment">/* If not, register them. */</span></div><div class="line"><a name="l04858"></a><span class="lineno"> 4858</span>&#160;                fuse_register_module(<span class="stringliteral">&quot;subdir&quot;</span>, fuse_module_subdir_factory, NULL);</div><div class="line"><a name="l04859"></a><span class="lineno"> 4859</span>&#160;<span class="preprocessor">#ifdef HAVE_ICONV</span></div><div class="line"><a name="l04860"></a><span class="lineno"> 4860</span>&#160;                fuse_register_module(<span class="stringliteral">&quot;iconv&quot;</span>, fuse_module_iconv_factory, NULL);</div><div class="line"><a name="l04861"></a><span class="lineno"> 4861</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l04862"></a><span class="lineno"> 4862</span>&#160;                builtin_modules_registered= 1;</div><div class="line"><a name="l04863"></a><span class="lineno"> 4863</span>&#160;        }</div><div class="line"><a name="l04864"></a><span class="lineno"> 4864</span>&#160;        pthread_mutex_unlock(&amp;fuse_context_lock);</div><div class="line"><a name="l04865"></a><span class="lineno"> 4865</span>&#160;</div><div class="line"><a name="l04866"></a><span class="lineno"> 4866</span>&#160;        <span class="keywordflow">if</span> (fuse_create_context_key() == -1)</div><div class="line"><a name="l04867"></a><span class="lineno"> 4867</span>&#160;                <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l04868"></a><span class="lineno"> 4868</span>&#160;</div><div class="line"><a name="l04869"></a><span class="lineno"> 4869</span>&#160;        fs = <a class="code" href="fuse_8h.html#a74883ac07b1794da7affbd95251d25d7">fuse_fs_new</a>(op, op_size, user_data);</div><div class="line"><a name="l04870"></a><span class="lineno"> 4870</span>&#160;        <span class="keywordflow">if</span> (!fs)</div><div class="line"><a name="l04871"></a><span class="lineno"> 4871</span>&#160;                <span class="keywordflow">goto</span> out_delete_context_key;</div><div class="line"><a name="l04872"></a><span class="lineno"> 4872</span>&#160;</div><div class="line"><a name="l04873"></a><span class="lineno"> 4873</span>&#160;        f-&gt;fs = fs;</div><div class="line"><a name="l04874"></a><span class="lineno"> 4874</span>&#160;</div><div class="line"><a name="l04875"></a><span class="lineno"> 4875</span>&#160;        <span class="comment">/* Oh f**k, this is ugly! */</span></div><div class="line"><a name="l04876"></a><span class="lineno"> 4876</span>&#160;        <span class="keywordflow">if</span> (!fs-&gt;op.lock) {</div><div class="line"><a name="l04877"></a><span class="lineno"> 4877</span>&#160;                llop.<a class="code" href="structfuse__lowlevel__ops.html#ad5cdd0ad2881d6893671ff8d7929afea">getlk</a> = NULL;</div><div class="line"><a name="l04878"></a><span class="lineno"> 4878</span>&#160;                llop.<a class="code" href="structfuse__lowlevel__ops.html#aaa5d0b2dd7f3ba02c5cd514a470fbd35">setlk</a> = NULL;</div><div class="line"><a name="l04879"></a><span class="lineno"> 4879</span>&#160;        }</div><div class="line"><a name="l04880"></a><span class="lineno"> 4880</span>&#160;</div><div class="line"><a name="l04881"></a><span class="lineno"> 4881</span>&#160;        f-&gt;pagesize = getpagesize();</div><div class="line"><a name="l04882"></a><span class="lineno"> 4882</span>&#160;        init_list_head(&amp;f-&gt;partial_slabs);</div><div class="line"><a name="l04883"></a><span class="lineno"> 4883</span>&#160;        init_list_head(&amp;f-&gt;full_slabs);</div><div class="line"><a name="l04884"></a><span class="lineno"> 4884</span>&#160;        init_list_head(&amp;f-&gt;lru_table);</div><div class="line"><a name="l04885"></a><span class="lineno"> 4885</span>&#160;</div><div class="line"><a name="l04886"></a><span class="lineno"> 4886</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.modules) {</div><div class="line"><a name="l04887"></a><span class="lineno"> 4887</span>&#160;                <span class="keywordtype">char</span> *module;</div><div class="line"><a name="l04888"></a><span class="lineno"> 4888</span>&#160;                <span class="keywordtype">char</span> *next;</div><div class="line"><a name="l04889"></a><span class="lineno"> 4889</span>&#160;</div><div class="line"><a name="l04890"></a><span class="lineno"> 4890</span>&#160;                <span class="keywordflow">for</span> (module = f-&gt;conf.modules; module; module = next) {</div><div class="line"><a name="l04891"></a><span class="lineno"> 4891</span>&#160;                        <span class="keywordtype">char</span> *p;</div><div class="line"><a name="l04892"></a><span class="lineno"> 4892</span>&#160;                        <span class="keywordflow">for</span> (p = module; *p &amp;&amp; *p != <span class="charliteral">&#39;:&#39;</span>; p++);</div><div class="line"><a name="l04893"></a><span class="lineno"> 4893</span>&#160;                        next = *p ? p + 1 : NULL;</div><div class="line"><a name="l04894"></a><span class="lineno"> 4894</span>&#160;                        *p = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"><a name="l04895"></a><span class="lineno"> 4895</span>&#160;                        <span class="keywordflow">if</span> (module[0] &amp;&amp;</div><div class="line"><a name="l04896"></a><span class="lineno"> 4896</span>&#160;                            fuse_push_module(f, module, args) == -1)</div><div class="line"><a name="l04897"></a><span class="lineno"> 4897</span>&#160;                                <span class="keywordflow">goto</span> out_free_fs;</div><div class="line"><a name="l04898"></a><span class="lineno"> 4898</span>&#160;                }</div><div class="line"><a name="l04899"></a><span class="lineno"> 4899</span>&#160;        }</div><div class="line"><a name="l04900"></a><span class="lineno"> 4900</span>&#160;</div><div class="line"><a name="l04901"></a><span class="lineno"> 4901</span>&#160;        <span class="keywordflow">if</span> (!f-&gt;conf.ac_attr_timeout_set)</div><div class="line"><a name="l04902"></a><span class="lineno"> 4902</span>&#160;                f-&gt;conf.ac_attr_timeout = f-&gt;conf.attr_timeout;</div><div class="line"><a name="l04903"></a><span class="lineno"> 4903</span>&#160;</div><div class="line"><a name="l04904"></a><span class="lineno"> 4904</span>&#160;<span class="preprocessor">#if defined(__FreeBSD__) || defined(__NetBSD__)</span></div><div class="line"><a name="l04905"></a><span class="lineno"> 4905</span>&#160;        <span class="comment">/*</span></div><div class="line"><a name="l04906"></a><span class="lineno"> 4906</span>&#160;<span class="comment">         * In FreeBSD, we always use these settings as inode numbers</span></div><div class="line"><a name="l04907"></a><span class="lineno"> 4907</span>&#160;<span class="comment">         * are needed to make getcwd(3) work.</span></div><div class="line"><a name="l04908"></a><span class="lineno"> 4908</span>&#160;<span class="comment">         */</span></div><div class="line"><a name="l04909"></a><span class="lineno"> 4909</span>&#160;        f-&gt;conf.readdir_ino = 1;</div><div class="line"><a name="l04910"></a><span class="lineno"> 4910</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l04911"></a><span class="lineno"> 4911</span>&#160;</div><div class="line"><a name="l04912"></a><span class="lineno"> 4912</span>&#160;        f-&gt;se = <a class="code" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a>(args, &amp;llop, <span class="keyword">sizeof</span>(llop), f);</div><div class="line"><a name="l04913"></a><span class="lineno"> 4913</span>&#160;        <span class="keywordflow">if</span> (f-&gt;se == NULL)</div><div class="line"><a name="l04914"></a><span class="lineno"> 4914</span>&#160;                <span class="keywordflow">goto</span> out_free_fs;</div><div class="line"><a name="l04915"></a><span class="lineno"> 4915</span>&#160;</div><div class="line"><a name="l04916"></a><span class="lineno"> 4916</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.debug) {</div><div class="line"><a name="l04917"></a><span class="lineno"> 4917</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;nullpath_ok: %i\n&quot;</span>, f-&gt;conf.nullpath_ok);</div><div class="line"><a name="l04918"></a><span class="lineno"> 4918</span>&#160;        }</div><div class="line"><a name="l04919"></a><span class="lineno"> 4919</span>&#160;</div><div class="line"><a name="l04920"></a><span class="lineno"> 4920</span>&#160;        <span class="comment">/* Trace topmost layer by default */</span></div><div class="line"><a name="l04921"></a><span class="lineno"> 4921</span>&#160;        f-&gt;fs-&gt;debug = f-&gt;conf.debug;</div><div class="line"><a name="l04922"></a><span class="lineno"> 4922</span>&#160;        f-&gt;ctr = 0;</div><div class="line"><a name="l04923"></a><span class="lineno"> 4923</span>&#160;        f-&gt;generation = 0;</div><div class="line"><a name="l04924"></a><span class="lineno"> 4924</span>&#160;        <span class="keywordflow">if</span> (node_table_init(&amp;f-&gt;name_table) == -1)</div><div class="line"><a name="l04925"></a><span class="lineno"> 4925</span>&#160;                <span class="keywordflow">goto</span> out_free_session;</div><div class="line"><a name="l04926"></a><span class="lineno"> 4926</span>&#160;</div><div class="line"><a name="l04927"></a><span class="lineno"> 4927</span>&#160;        <span class="keywordflow">if</span> (node_table_init(&amp;f-&gt;id_table) == -1)</div><div class="line"><a name="l04928"></a><span class="lineno"> 4928</span>&#160;                <span class="keywordflow">goto</span> out_free_name_table;</div><div class="line"><a name="l04929"></a><span class="lineno"> 4929</span>&#160;</div><div class="line"><a name="l04930"></a><span class="lineno"> 4930</span>&#160;        fuse_mutex_init(&amp;f-&gt;lock);</div><div class="line"><a name="l04931"></a><span class="lineno"> 4931</span>&#160;</div><div class="line"><a name="l04932"></a><span class="lineno"> 4932</span>&#160;        root = alloc_node(f);</div><div class="line"><a name="l04933"></a><span class="lineno"> 4933</span>&#160;        <span class="keywordflow">if</span> (root == NULL) {</div><div class="line"><a name="l04934"></a><span class="lineno"> 4934</span>&#160;                fprintf(stderr, <span class="stringliteral">&quot;fuse: memory allocation failed\n&quot;</span>);</div><div class="line"><a name="l04935"></a><span class="lineno"> 4935</span>&#160;                <span class="keywordflow">goto</span> out_free_id_table;</div><div class="line"><a name="l04936"></a><span class="lineno"> 4936</span>&#160;        }</div><div class="line"><a name="l04937"></a><span class="lineno"> 4937</span>&#160;        <span class="keywordflow">if</span> (lru_enabled(f)) {</div><div class="line"><a name="l04938"></a><span class="lineno"> 4938</span>&#160;                <span class="keyword">struct </span>node_lru *lnode = node_lru(root);</div><div class="line"><a name="l04939"></a><span class="lineno"> 4939</span>&#160;                init_list_head(&amp;lnode-&gt;lru);</div><div class="line"><a name="l04940"></a><span class="lineno"> 4940</span>&#160;        }</div><div class="line"><a name="l04941"></a><span class="lineno"> 4941</span>&#160;</div><div class="line"><a name="l04942"></a><span class="lineno"> 4942</span>&#160;        strcpy(root-&gt;inline_name, <span class="stringliteral">&quot;/&quot;</span>);</div><div class="line"><a name="l04943"></a><span class="lineno"> 4943</span>&#160;        root-&gt;name = root-&gt;inline_name;</div><div class="line"><a name="l04944"></a><span class="lineno"> 4944</span>&#160;</div><div class="line"><a name="l04945"></a><span class="lineno"> 4945</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.intr &amp;&amp;</div><div class="line"><a name="l04946"></a><span class="lineno"> 4946</span>&#160;            fuse_init_intr_signal(f-&gt;conf.intr_signal,</div><div class="line"><a name="l04947"></a><span class="lineno"> 4947</span>&#160;                                  &amp;f-&gt;intr_installed) == -1)</div><div class="line"><a name="l04948"></a><span class="lineno"> 4948</span>&#160;                <span class="keywordflow">goto</span> out_free_root;</div><div class="line"><a name="l04949"></a><span class="lineno"> 4949</span>&#160;</div><div class="line"><a name="l04950"></a><span class="lineno"> 4950</span>&#160;        root-&gt;parent = NULL;</div><div class="line"><a name="l04951"></a><span class="lineno"> 4951</span>&#160;        root-&gt;nodeid = <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>;</div><div class="line"><a name="l04952"></a><span class="lineno"> 4952</span>&#160;        inc_nlookup(root);</div><div class="line"><a name="l04953"></a><span class="lineno"> 4953</span>&#160;        hash_id(f, root);</div><div class="line"><a name="l04954"></a><span class="lineno"> 4954</span>&#160;</div><div class="line"><a name="l04955"></a><span class="lineno"> 4955</span>&#160;        <span class="keywordflow">return</span> f;</div><div class="line"><a name="l04956"></a><span class="lineno"> 4956</span>&#160;</div><div class="line"><a name="l04957"></a><span class="lineno"> 4957</span>&#160;out_free_root:</div><div class="line"><a name="l04958"></a><span class="lineno"> 4958</span>&#160;        free(root);</div><div class="line"><a name="l04959"></a><span class="lineno"> 4959</span>&#160;out_free_id_table:</div><div class="line"><a name="l04960"></a><span class="lineno"> 4960</span>&#160;        free(f-&gt;id_table.array);</div><div class="line"><a name="l04961"></a><span class="lineno"> 4961</span>&#160;out_free_name_table:</div><div class="line"><a name="l04962"></a><span class="lineno"> 4962</span>&#160;        free(f-&gt;name_table.array);</div><div class="line"><a name="l04963"></a><span class="lineno"> 4963</span>&#160;out_free_session:</div><div class="line"><a name="l04964"></a><span class="lineno"> 4964</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a>(f-&gt;se);</div><div class="line"><a name="l04965"></a><span class="lineno"> 4965</span>&#160;out_free_fs:</div><div class="line"><a name="l04966"></a><span class="lineno"> 4966</span>&#160;        <span class="keywordflow">if</span> (f-&gt;fs-&gt;m)</div><div class="line"><a name="l04967"></a><span class="lineno"> 4967</span>&#160;                fuse_put_module(f-&gt;fs-&gt;m);</div><div class="line"><a name="l04968"></a><span class="lineno"> 4968</span>&#160;        free(f-&gt;fs);</div><div class="line"><a name="l04969"></a><span class="lineno"> 4969</span>&#160;        free(f-&gt;conf.modules);</div><div class="line"><a name="l04970"></a><span class="lineno"> 4970</span>&#160;out_delete_context_key:</div><div class="line"><a name="l04971"></a><span class="lineno"> 4971</span>&#160;        fuse_delete_context_key();</div><div class="line"><a name="l04972"></a><span class="lineno"> 4972</span>&#160;out_free:</div><div class="line"><a name="l04973"></a><span class="lineno"> 4973</span>&#160;        free(f);</div><div class="line"><a name="l04974"></a><span class="lineno"> 4974</span>&#160;out:</div><div class="line"><a name="l04975"></a><span class="lineno"> 4975</span>&#160;        <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l04976"></a><span class="lineno"> 4976</span>&#160;}</div><div class="line"><a name="l04977"></a><span class="lineno"> 4977</span>&#160;</div><div class="line"><a name="l04978"></a><span class="lineno"> 4978</span>&#160;<span class="comment">/* Emulates 3.0-style fuse_new(), which processes --help */</span></div><div class="line"><a name="l04979"></a><span class="lineno"> 4979</span>&#160;<span class="keyword">struct </span>fuse *fuse_new_30(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args, <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__operations.html">fuse_operations</a> *op,</div><div class="line"><a name="l04980"></a><span class="lineno"> 4980</span>&#160;                         <span class="keywordtype">size_t</span> op_size, <span class="keywordtype">void</span> *private_data);</div><div class="line"><a name="l04981"></a><span class="lineno"> 4981</span>&#160;FUSE_SYMVER(<span class="stringliteral">&quot;.symver fuse_new_30,fuse_new@FUSE_3.0&quot;</span>);</div><div class="line"><a name="l04982"></a><span class="lineno"> 4982</span>&#160;<span class="keyword">struct </span>fuse *fuse_new_30(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args,</div><div class="line"><a name="l04983"></a><span class="lineno"> 4983</span>&#160;                         <span class="keyword">const</span> <span class="keyword">struct</span> <a class="code" href="structfuse__operations.html">fuse_operations</a> *op,</div><div class="line"><a name="l04984"></a><span class="lineno"> 4984</span>&#160;                         <span class="keywordtype">size_t</span> op_size, <span class="keywordtype">void</span> *user_data)</div><div class="line"><a name="l04985"></a><span class="lineno"> 4985</span>&#160;{</div><div class="line"><a name="l04986"></a><span class="lineno"> 4986</span>&#160;        <span class="keyword">struct </span><a class="code" href="structfuse__config.html">fuse_config</a> conf;</div><div class="line"><a name="l04987"></a><span class="lineno"> 4987</span>&#160;</div><div class="line"><a name="l04988"></a><span class="lineno"> 4988</span>&#160;        memset(&amp;conf, 0, <span class="keyword">sizeof</span>(conf));</div><div class="line"><a name="l04989"></a><span class="lineno"> 4989</span>&#160;</div><div class="line"><a name="l04990"></a><span class="lineno"> 4990</span>&#160;        <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> opts[] = {</div><div class="line"><a name="l04991"></a><span class="lineno"> 4991</span>&#160;                FUSE_LIB_OPT(<span class="stringliteral">&quot;-h&quot;</span>, show_help, 1),</div><div class="line"><a name="l04992"></a><span class="lineno"> 4992</span>&#160;                FUSE_LIB_OPT(<span class="stringliteral">&quot;--help&quot;</span>, show_help, 1),</div><div class="line"><a name="l04993"></a><span class="lineno"> 4993</span>&#160;                <a class="code" href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line"><a name="l04994"></a><span class="lineno"> 4994</span>&#160;        };</div><div class="line"><a name="l04995"></a><span class="lineno"> 4995</span>&#160;</div><div class="line"><a name="l04996"></a><span class="lineno"> 4996</span>&#160;        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(args, &amp;conf, opts,</div><div class="line"><a name="l04997"></a><span class="lineno"> 4997</span>&#160;                           fuse_lib_opt_proc) == -1)</div><div class="line"><a name="l04998"></a><span class="lineno"> 4998</span>&#160;                <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l04999"></a><span class="lineno"> 4999</span>&#160;</div><div class="line"><a name="l05000"></a><span class="lineno"> 5000</span>&#160;        <span class="keywordflow">if</span> (conf.<a class="code" href="structfuse__config.html#af55edfc4d69e0042146fbd03c26ded3a">show_help</a>) {</div><div class="line"><a name="l05001"></a><span class="lineno"> 5001</span>&#160;                <a class="code" href="fuse_8h.html#a9cef8443ae22c4bcc800d7c45f1496fe">fuse_lib_help</a>(args);</div><div class="line"><a name="l05002"></a><span class="lineno"> 5002</span>&#160;                <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l05003"></a><span class="lineno"> 5003</span>&#160;        } <span class="keywordflow">else</span></div><div class="line"><a name="l05004"></a><span class="lineno"> 5004</span>&#160;                <span class="keywordflow">return</span> fuse_new_31(args, op, op_size, user_data);</div><div class="line"><a name="l05005"></a><span class="lineno"> 5005</span>&#160;}</div><div class="line"><a name="l05006"></a><span class="lineno"> 5006</span>&#160;</div><div class="line"><a name="l05007"></a><span class="lineno"><a class="line" href="fuse_8h.html#a0d47cac8a295efd5370d7af059e4d14f"> 5007</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="fuse_8h.html#a0d47cac8a295efd5370d7af059e4d14f">fuse_destroy</a>(<span class="keyword">struct</span> fuse *f)</div><div class="line"><a name="l05008"></a><span class="lineno"> 5008</span>&#160;{</div><div class="line"><a name="l05009"></a><span class="lineno"> 5009</span>&#160;        <span class="keywordtype">size_t</span> i;</div><div class="line"><a name="l05010"></a><span class="lineno"> 5010</span>&#160;</div><div class="line"><a name="l05011"></a><span class="lineno"> 5011</span>&#160;        <span class="keywordflow">if</span> (f-&gt;conf.intr &amp;&amp; f-&gt;intr_installed)</div><div class="line"><a name="l05012"></a><span class="lineno"> 5012</span>&#160;                fuse_restore_intr_signal(f-&gt;conf.intr_signal);</div><div class="line"><a name="l05013"></a><span class="lineno"> 5013</span>&#160;</div><div class="line"><a name="l05014"></a><span class="lineno"> 5014</span>&#160;        <span class="keywordflow">if</span> (f-&gt;fs) {</div><div class="line"><a name="l05015"></a><span class="lineno"> 5015</span>&#160;                fuse_create_context(f);</div><div class="line"><a name="l05016"></a><span class="lineno"> 5016</span>&#160;</div><div class="line"><a name="l05017"></a><span class="lineno"> 5017</span>&#160;                <span class="keywordflow">for</span> (i = 0; i &lt; f-&gt;id_table.size; i++) {</div><div class="line"><a name="l05018"></a><span class="lineno"> 5018</span>&#160;                        <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l05019"></a><span class="lineno"> 5019</span>&#160;</div><div class="line"><a name="l05020"></a><span class="lineno"> 5020</span>&#160;                        <span class="keywordflow">for</span> (node = f-&gt;id_table.array[i]; node != NULL;</div><div class="line"><a name="l05021"></a><span class="lineno"> 5021</span>&#160;                             node = node-&gt;id_next) {</div><div class="line"><a name="l05022"></a><span class="lineno"> 5022</span>&#160;                                <span class="keywordflow">if</span> (node-&gt;is_hidden) {</div><div class="line"><a name="l05023"></a><span class="lineno"> 5023</span>&#160;                                        <span class="keywordtype">char</span> *path;</div><div class="line"><a name="l05024"></a><span class="lineno"> 5024</span>&#160;                                        <span class="keywordflow">if</span> (try_get_path(f, node-&gt;nodeid, NULL, &amp;path, NULL, <span class="keyword">false</span>) == 0) {</div><div class="line"><a name="l05025"></a><span class="lineno"> 5025</span>&#160;                                                fuse_fs_unlink(f-&gt;fs, path);</div><div class="line"><a name="l05026"></a><span class="lineno"> 5026</span>&#160;                                                free(path);</div><div class="line"><a name="l05027"></a><span class="lineno"> 5027</span>&#160;                                        }</div><div class="line"><a name="l05028"></a><span class="lineno"> 5028</span>&#160;                                }</div><div class="line"><a name="l05029"></a><span class="lineno"> 5029</span>&#160;                        }</div><div class="line"><a name="l05030"></a><span class="lineno"> 5030</span>&#160;                }</div><div class="line"><a name="l05031"></a><span class="lineno"> 5031</span>&#160;        }</div><div class="line"><a name="l05032"></a><span class="lineno"> 5032</span>&#160;        <span class="keywordflow">for</span> (i = 0; i &lt; f-&gt;id_table.size; i++) {</div><div class="line"><a name="l05033"></a><span class="lineno"> 5033</span>&#160;                <span class="keyword">struct </span>node *node;</div><div class="line"><a name="l05034"></a><span class="lineno"> 5034</span>&#160;                <span class="keyword">struct </span>node *next;</div><div class="line"><a name="l05035"></a><span class="lineno"> 5035</span>&#160;</div><div class="line"><a name="l05036"></a><span class="lineno"> 5036</span>&#160;                <span class="keywordflow">for</span> (node = f-&gt;id_table.array[i]; node != NULL; node = next) {</div><div class="line"><a name="l05037"></a><span class="lineno"> 5037</span>&#160;                        next = node-&gt;id_next;</div><div class="line"><a name="l05038"></a><span class="lineno"> 5038</span>&#160;                        free_node(f, node);</div><div class="line"><a name="l05039"></a><span class="lineno"> 5039</span>&#160;                        f-&gt;id_table.use--;</div><div class="line"><a name="l05040"></a><span class="lineno"> 5040</span>&#160;                }</div><div class="line"><a name="l05041"></a><span class="lineno"> 5041</span>&#160;        }</div><div class="line"><a name="l05042"></a><span class="lineno"> 5042</span>&#160;        assert(list_empty(&amp;f-&gt;partial_slabs));</div><div class="line"><a name="l05043"></a><span class="lineno"> 5043</span>&#160;        assert(list_empty(&amp;f-&gt;full_slabs));</div><div class="line"><a name="l05044"></a><span class="lineno"> 5044</span>&#160;</div><div class="line"><a name="l05045"></a><span class="lineno"> 5045</span>&#160;        <span class="keywordflow">while</span> (fuse_modules) {</div><div class="line"><a name="l05046"></a><span class="lineno"> 5046</span>&#160;                fuse_put_module(fuse_modules);</div><div class="line"><a name="l05047"></a><span class="lineno"> 5047</span>&#160;        }</div><div class="line"><a name="l05048"></a><span class="lineno"> 5048</span>&#160;        free(f-&gt;id_table.array);</div><div class="line"><a name="l05049"></a><span class="lineno"> 5049</span>&#160;        free(f-&gt;name_table.array);</div><div class="line"><a name="l05050"></a><span class="lineno"> 5050</span>&#160;        pthread_mutex_destroy(&amp;f-&gt;lock);</div><div class="line"><a name="l05051"></a><span class="lineno"> 5051</span>&#160;        <a class="code" href="fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a>(f-&gt;se);</div><div class="line"><a name="l05052"></a><span class="lineno"> 5052</span>&#160;        free(f-&gt;conf.modules);</div><div class="line"><a name="l05053"></a><span class="lineno"> 5053</span>&#160;        free(f);</div><div class="line"><a name="l05054"></a><span class="lineno"> 5054</span>&#160;        fuse_delete_context_key();</div><div class="line"><a name="l05055"></a><span class="lineno"> 5055</span>&#160;}</div><div class="line"><a name="l05056"></a><span class="lineno"> 5056</span>&#160;</div><div class="line"><a name="l05057"></a><span class="lineno"><a class="line" href="fuse_8h.html#a04baffd979b06663ae9590e34a48b55f"> 5057</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse_8h.html#a04baffd979b06663ae9590e34a48b55f">fuse_mount</a>(<span class="keyword">struct</span> fuse *f, <span class="keyword">const</span> <span class="keywordtype">char</span> *mountpoint) {</div><div class="line"><a name="l05058"></a><span class="lineno"> 5058</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#aa6d77679a110582684e9ca2da623bbc2">fuse_session_mount</a>(<a class="code" href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91">fuse_get_session</a>(f), mountpoint);</div><div class="line"><a name="l05059"></a><span class="lineno"> 5059</span>&#160;}</div><div class="line"><a name="l05060"></a><span class="lineno"> 5060</span>&#160;</div><div class="line"><a name="l05061"></a><span class="lineno"> 5061</span>&#160;</div><div class="line"><a name="l05062"></a><span class="lineno"><a class="line" href="fuse_8h.html#aade4d93e323c341fe2859d759e9cb8d8"> 5062</a></span>&#160;<span class="keywordtype">void</span> <a class="code" href="fuse_8h.html#aade4d93e323c341fe2859d759e9cb8d8">fuse_unmount</a>(<span class="keyword">struct</span> fuse *f) {</div><div class="line"><a name="l05063"></a><span class="lineno"> 5063</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="fuse__lowlevel_8h.html#a6c10d942751ddb214863a8b5e53de5e8">fuse_session_unmount</a>(<a class="code" href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91">fuse_get_session</a>(f));</div><div class="line"><a name="l05064"></a><span class="lineno"> 5064</span>&#160;}</div><div class="line"><a name="l05065"></a><span class="lineno"> 5065</span>&#160;</div><div class="line"><a name="l05066"></a><span class="lineno"><a class="line" href="fuse__common_8h.html#ae04b2f721003f5540c71be65396c53c8"> 5066</a></span>&#160;<span class="keywordtype">int</span> <a class="code" href="fuse__common_8h.html#ae04b2f721003f5540c71be65396c53c8">fuse_version</a>(<span class="keywordtype">void</span>)</div><div class="line"><a name="l05067"></a><span class="lineno"> 5067</span>&#160;{</div><div class="line"><a name="l05068"></a><span class="lineno"> 5068</span>&#160; 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<div class="ttc" id="fuse__lowlevel_8h_html_a2553c03f9a63c75e609e67f90a3a5d88"><div class="ttname"><a href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a></div><div class="ttdeci">int fuse_reply_err(fuse_req_t req, int err)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00312">fuse_lowlevel.c:312</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_a0fbb583168d52562f0f848562ecf63bc"><div class="ttname"><a href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">fuse_bufvec::off</a></div><div class="ttdeci">size_t off</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00679">fuse_common.h:679</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a9ee52f81d0c63d9bd46b11314ba596cf"><div class="ttname"><a href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a></div><div class="ttdeci">struct fuse_session * fuse_session_new(struct fuse_args *args, const struct fuse_lowlevel_ops *op, size_t op_size, void *userdata)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02809">fuse_lowlevel.c:2809</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a198429f3fbc23ef29ef9971271827690"><div class="ttname"><a href="fuse__lowlevel_8h.html#a198429f3fbc23ef29ef9971271827690">fuse_session_exit</a></div><div class="ttdeci">void fuse_session_exit(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03037">fuse_lowlevel.c:3037</a></div></div>
<div class="ttc" id="structfuse__conn__info_html_a8a1c61f5d7cc14249fb6971165bb958e"><div class="ttname"><a href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">fuse_conn_info::capable</a></div><div class="ttdeci">unsigned capable</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00381">fuse_common.h:381</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a45314d0b92a8d4c9de33d996aa59ada8"><div class="ttname"><a href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fuse_file_info::fh</a></div><div class="ttdeci">uint64_t fh</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00072">fuse_common.h:72</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a5f1e538aa3287e251afbe985438c4249"><div class="ttname"><a href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a></div><div class="ttdeci">int fuse_session_loop(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__loop_8c_source.html#l00019">fuse_loop.c:19</a></div></div>
<div class="ttc" id="fuse_8h_html_af1d0194d186240ef6aaf6e9bf8568568a3f50d11935fe96eb4df6ff0844c4e153"><div class="ttname"><a href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568a3f50d11935fe96eb4df6ff0844c4e153">FUSE_FILL_DIR_PLUS</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00064">fuse.h:64</a></div></div>
<div class="ttc" id="structfuse__conn__info_html"><div class="ttname"><a href="structfuse__conn__info.html">fuse_conn_info</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00343">fuse_common.h:343</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a984187caa62aafc15abf9ff621667f3d"><div class="ttname"><a href="structfuse__file__info.html#a984187caa62aafc15abf9ff621667f3d">fuse_file_info::writepage</a></div><div class="ttdeci">unsigned int writepage</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00043">fuse_common.h:43</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_adf7f34f470c04f276b7091ad3b3dcb31"><div class="ttname"><a href="fuse__lowlevel_8h.html#adf7f34f470c04f276b7091ad3b3dcb31">fuse_reply_ioctl</a></div><div class="ttdeci">int fuse_reply_ioctl(fuse_req_t req, int result, const void *buf, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00979">fuse_lowlevel.c:979</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a990af0becaba1b5e45781d399720f85e"><div class="ttname"><a href="fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a></div><div class="ttdeci">void fuse_lowlevel_help(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02611">fuse_lowlevel.c:2611</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a03b59a10e62963d9affa34ad78bd144a"><div class="ttname"><a href="structfuse__file__info.html#a03b59a10e62963d9affa34ad78bd144a">fuse_file_info::direct_io</a></div><div class="ttdeci">unsigned int direct_io</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00046">fuse_common.h:46</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b"><div class="ttname"><a href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00555">fuse_common.h:555</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a34f3f1beebacab5f717d95baf832a8a5"><div class="ttname"><a href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a></div><div class="ttdeci">size_t fuse_add_direntry_plus(fuse_req_t req, char *buf, size_t bufsize, const char *name, const struct fuse_entry_param *e, off_t off)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00357">fuse_lowlevel.c:357</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a1242694fe0fb6e253a88b57795987302"><div class="ttname"><a href="fuse__lowlevel_8h.html#a1242694fe0fb6e253a88b57795987302">fuse_reply_data</a></div><div class="ttdeci">int fuse_reply_data(fuse_req_t req, struct fuse_bufvec *bufv, enum fuse_buf_copy_flags flags)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00820">fuse_lowlevel.c:820</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a51b0d5928ec6112456d2aa50f2c35001"><div class="ttname"><a href="structfuse__file__info.html#a51b0d5928ec6112456d2aa50f2c35001">fuse_file_info::poll_events</a></div><div class="ttdeci">uint32_t poll_events</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00079">fuse_common.h:79</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad1d1963190eb93ae5667d32d2b387ca1"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad1d1963190eb93ae5667d32d2b387ca1">fuse_req_ctx</a></div><div class="ttdeci">const struct fuse_ctx * fuse_req_ctx(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02343">fuse_lowlevel.c:2343</a></div></div>
<div class="ttc" id="fuse_8h_html_ad37fd69ba40d5c261f16e207e4a5b0ed"><div class="ttname"><a href="fuse_8h.html#ad37fd69ba40d5c261f16e207e4a5b0ed">fuse_stop_cleanup_thread</a></div><div class="ttdeci">void fuse_stop_cleanup_thread(struct fuse *fuse)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04816">fuse.c:4816</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa6d77679a110582684e9ca2da623bbc2"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa6d77679a110582684e9ca2da623bbc2">fuse_session_mount</a></div><div class="ttdeci">int fuse_session_mount(struct fuse_session *se, const char *mountpoint)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02903">fuse_lowlevel.c:2903</a></div></div>
<div class="ttc" id="structfuse__loop__config_html_ab9412a7c922432f6d3cdcfacb5aaa032"><div class="ttname"><a href="structfuse__loop__config.html#ab9412a7c922432f6d3cdcfacb5aaa032">fuse_loop_config::max_idle_threads</a></div><div class="ttdeci">unsigned int max_idle_threads</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00103">fuse_common.h:103</a></div></div>
<div class="ttc" id="structfuse__ctx_html_aa6932619b51a5bfe4d1362ac4c1d2ce8"><div class="ttname"><a href="structfuse__ctx.html#aa6932619b51a5bfe4d1362ac4c1d2ce8">fuse_ctx::umask</a></div><div class="ttdeci">mode_t umask</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00125">fuse_lowlevel.h:125</a></div></div>
<div class="ttc" id="fuse_8h_html_a6ea805c47ccc960497dfd64e12081159"><div class="ttname"><a href="fuse_8h.html#a6ea805c47ccc960497dfd64e12081159">fuse_loop</a></div><div class="ttdeci">int fuse_loop(struct fuse *f)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04516">fuse.c:4516</a></div></div>
<div class="ttc" id="fuse_8h_html_af1d0194d186240ef6aaf6e9bf8568568"><div class="ttname"><a href="fuse_8h.html#af1d0194d186240ef6aaf6e9bf8568568">fuse_fill_dir_flags</a></div><div class="ttdeci">fuse_fill_dir_flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00054">fuse.h:54</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a539ef1f571c34f516c60c4cbe2901c0e"><div class="ttname"><a href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a></div><div class="ttdeci">int fuse_opt_parse(struct fuse_args *args, void *data, const struct fuse_opt opts[], fuse_opt_proc_t proc)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8c_source.html#l00397">fuse_opt.c:397</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ab078685b1f480188031fc40aa2e2fbca"><div class="ttname"><a href="fuse__lowlevel_8h.html#ab078685b1f480188031fc40aa2e2fbca">fuse_lowlevel_notify_poll</a></div><div class="ttdeci">int fuse_lowlevel_notify_poll(struct fuse_pollhandle *ph)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02124">fuse_lowlevel.c:2124</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a33e2aa4a8905a05397292ae047cd2257"><div class="ttname"><a href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a></div><div class="ttdeci">struct fuse_req * fuse_req_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00049">fuse_lowlevel.h:49</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_adcdee37c96ad18380a47cdbe96a323b9"><div class="ttname"><a href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">fuse_entry_param::attr</a></div><div class="ttdeci">struct stat attr</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00091">fuse_lowlevel.h:91</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad1957bcc8ece8c90f16c42c4daf3053f"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a></div><div class="ttdeci">size_t fuse_add_direntry(fuse_req_t req, char *buf, size_t bufsize, const char *name, const struct stat *stbuf, off_t off)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00267">fuse_lowlevel.c:267</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aab00273c65d124e44abcf2374f9c504b"><div class="ttname"><a href="fuse__lowlevel_8h.html#aab00273c65d124e44abcf2374f9c504b">fuse_req_userdata</a></div><div class="ttdeci">void * fuse_req_userdata(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02338">fuse_lowlevel.c:2338</a></div></div>
<div class="ttc" id="fuse__common_8h_html_aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9"><div class="ttname"><a href="fuse__common_8h.html#aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9">FUSE_BUF_SPLICE_MOVE</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00606">fuse_common.h:606</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a9cb974af9745294ff446d11cba2422f1"><div class="ttname"><a href="fuse__lowlevel_8h.html#a9cb974af9745294ff446d11cba2422f1">fuse_lowlevel_notify_inval_inode</a></div><div class="ttdeci">int fuse_lowlevel_notify_inval_inode(struct fuse_session *se, fuse_ino_t ino, off_t off, off_t len)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02141">fuse_lowlevel.c:2141</a></div></div>
<div class="ttc" id="structfuse__ctx_html_a056667c9ce324cb56b833e981aef8b5b"><div class="ttname"><a href="structfuse__ctx.html#a056667c9ce324cb56b833e981aef8b5b">fuse_ctx::pid</a></div><div class="ttdeci">pid_t pid</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00122">fuse_lowlevel.h:122</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a65431e8196e0533257acad767f7b074f"><div class="ttname"><a href="fuse__lowlevel_8h.html#a65431e8196e0533257acad767f7b074f">fuse_reply_bmap</a></div><div class="ttdeci">int fuse_reply_bmap(fuse_req_t req, uint64_t idx)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00881">fuse_lowlevel.c:881</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a23a64eaecbf83f99aba8ee79e6de2780"><div class="ttname"><a href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">fuse_file_info::keep_cache</a></div><div class="ttdeci">unsigned int keep_cache</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00051">fuse_common.h:51</a></div></div>
<div class="ttc" id="structfuse__entry__param_html"><div class="ttname"><a href="structfuse__entry__param.html">fuse_entry_param</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00059">fuse_lowlevel.h:59</a></div></div>
<div class="ttc" id="fuse_8h_html_af2bcf2a473b41b3cc8da8c079656a074"><div class="ttname"><a href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a></div><div class="ttdeci">fuse_readdir_flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00042">fuse.h:42</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a7686c11aaf80382189927b10b848d8c8"><div class="ttname"><a href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a></div><div class="ttdeci">#define FUSE_CAP_EXPORT_SUPPORT</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00144">fuse_common.h:144</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_a285ba89754871772d940fa4fb736bce3"><div class="ttname"><a href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">fuse_entry_param::ino</a></div><div class="ttdeci">fuse_ino_t ino</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00067">fuse_lowlevel.h:67</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a3575f36b21f406c211c41c8c31323688"><div class="ttname"><a href="structfuse__file__info.html#a3575f36b21f406c211c41c8c31323688">fuse_file_info::lock_owner</a></div><div class="ttdeci">uint64_t lock_owner</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00075">fuse_common.h:75</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_afed32e5d3e1f54d390103f79ebb8bd42"><div class="ttname"><a href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a></div><div class="ttdeci">int fuse_reply_xattr(fuse_req_t req, size_t count)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00854">fuse_lowlevel.c:854</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a41b12193fa1520ff658d65679f4e513c"><div class="ttname"><a href="fuse__lowlevel_8h.html#a41b12193fa1520ff658d65679f4e513c">fuse_session_exited</a></div><div class="ttdeci">int fuse_session_exited(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03048">fuse_lowlevel.c:3048</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a672c45e126cd240f4bcd59bf9b7e3708"><div class="ttname"><a href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a></div><div class="ttdeci">int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00399">fuse_lowlevel.c:399</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html_ad5cdd0ad2881d6893671ff8d7929afea"><div class="ttname"><a href="structfuse__lowlevel__ops.html#ad5cdd0ad2881d6893671ff8d7929afea">fuse_lowlevel_ops::getlk</a></div><div class="ttdeci">void(* getlk)(fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi, struct flock *lock)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00922">fuse_lowlevel.h:922</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a21602e6a0fff64fc9c7b642d12382094"><div class="ttname"><a href="fuse__opt_8h.html#a21602e6a0fff64fc9c7b642d12382094">fuse_opt_add_arg</a></div><div class="ttdeci">int fuse_opt_add_arg(struct fuse_args *args, const char *arg)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8c_source.html#l00054">fuse_opt.c:54</a></div></div>
<div class="ttc" id="structfuse__file__info_html"><div class="ttname"><a href="structfuse__file__info.html">fuse_file_info</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00037">fuse_common.h:37</a></div></div>
<div class="ttc" id="fuse_8h_html_a90f104e6d4e01480161a3300bddbecbe"><div class="ttname"><a href="fuse_8h.html#a90f104e6d4e01480161a3300bddbecbe">fuse_clean_cache</a></div><div class="ttdeci">int fuse_clean_cache(struct fuse *fuse)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04373">fuse.c:4373</a></div></div>
<div class="ttc" id="structfuse__ctx_html_abf920c4533df81789fd284aa05ee5771"><div class="ttname"><a href="structfuse__ctx.html#abf920c4533df81789fd284aa05ee5771">fuse_ctx::uid</a></div><div class="ttdeci">uid_t uid</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00116">fuse_lowlevel.h:116</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a135eda9b7d36fb4eaae2de58526d4f85"><div class="ttname"><a href="fuse__lowlevel_8h.html#a135eda9b7d36fb4eaae2de58526d4f85">fuse_reply_lock</a></div><div class="ttdeci">int fuse_reply_lock(fuse_req_t req, const struct flock *lock)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00864">fuse_lowlevel.c:864</a></div></div>
<div class="ttc" id="fuse_8h_html_a0d47cac8a295efd5370d7af059e4d14f"><div class="ttname"><a href="fuse_8h.html#a0d47cac8a295efd5370d7af059e4d14f">fuse_destroy</a></div><div class="ttdeci">void fuse_destroy(struct fuse *f)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05007">fuse.c:5007</a></div></div>
<div class="ttc" id="fuse__common_8h_html_ae04b2f721003f5540c71be65396c53c8"><div class="ttname"><a href="fuse__common_8h.html#ae04b2f721003f5540c71be65396c53c8">fuse_version</a></div><div class="ttdeci">int fuse_version(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05066">fuse.c:5066</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a52674fc627647f33e63c74267f0f1f9d"><div class="ttname"><a href="fuse__lowlevel_8h.html#a52674fc627647f33e63c74267f0f1f9d">fuse_req_interrupted</a></div><div class="ttdeci">int fuse_req_interrupted(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02361">fuse_lowlevel.c:2361</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ab3d015de77ae0edeb3157321e7a5c434"><div class="ttname"><a href="fuse__lowlevel_8h.html#ab3d015de77ae0edeb3157321e7a5c434">fuse_session_reset</a></div><div class="ttdeci">void fuse_session_reset(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03042">fuse_lowlevel.c:3042</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a85ae91390a6704dc26f8d80fed7d5678"><div class="ttname"><a href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a></div><div class="ttdeci">void fuse_reply_none(fuse_req_t req)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00317">fuse_lowlevel.c:317</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a57f4dabcf044aafcdba6c4682b3a1869"><div class="ttname"><a href="fuse__lowlevel_8h.html#a57f4dabcf044aafcdba6c4682b3a1869">fuse_req_getgroups</a></div><div class="ttdeci">int fuse_req_getgroups(fuse_req_t req, int size, gid_t list[])</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l03030">fuse_lowlevel.c:3030</a></div></div>
<div class="ttc" id="structfuse__operations_html"><div class="ttname"><a href="structfuse__operations.html">fuse_operations</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00299">fuse.h:299</a></div></div>
<div class="ttc" id="structfuse__file__info_html_ae7d31802727be19670193a411647bca5"><div class="ttname"><a href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">fuse_file_info::flags</a></div><div class="ttdeci">int flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00039">fuse_common.h:39</a></div></div>
<div class="ttc" id="structfuse__bufvec_html"><div class="ttname"><a href="structfuse__bufvec.html">fuse_bufvec</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00665">fuse_common.h:665</a></div></div>
<div class="ttc" id="structfuse__loop__config_html"><div class="ttname"><a href="structfuse__loop__config.html">fuse_loop_config</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00086">fuse_common.h:86</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_a41cc18cb303ee16d20b3ae1ebb0ef830"><div class="ttname"><a href="structfuse__bufvec.html#a41cc18cb303ee16d20b3ae1ebb0ef830">fuse_bufvec::idx</a></div><div class="ttdeci">size_t idx</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00674">fuse_common.h:674</a></div></div>
<div class="ttc" id="structfuse__ctx_html"><div class="ttname"><a href="structfuse__ctx.html">fuse_ctx</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00114">fuse_lowlevel.h:114</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_ac303661a9c39ade1feeb05d8238b4ed6"><div class="ttname"><a href="structfuse__bufvec.html#ac303661a9c39ade1feeb05d8238b4ed6">fuse_bufvec::count</a></div><div class="ttdeci">size_t count</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00669">fuse_common.h:669</a></div></div>
<div class="ttc" id="fuse__opt_8h_html"><div class="ttname"><a href="fuse__opt_8h.html">fuse_opt.h</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a371d830a8aedd9e3f96d9bb31876a8f1"><div class="ttname"><a href="fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a></div><div class="ttdeci">#define FUSE_OPT_KEY(templ, key)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00098">fuse_opt.h:98</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad28378dc569019c32acdb4995d70be18"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a></div><div class="ttdeci">int fuse_reply_attr(fuse_req_t req, const struct stat *attr, double attr_timeout)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00431">fuse_lowlevel.c:431</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a2f8a51bc70841ab691660413836a9a14"><div class="ttname"><a href="fuse__common_8h.html#a2f8a51bc70841ab691660413836a9a14">FUSE_CAP_SPLICE_READ</a></div><div class="ttdeci">#define FUSE_CAP_SPLICE_READ</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00177">fuse_common.h:177</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a6c10d942751ddb214863a8b5e53de5e8"><div class="ttname"><a href="fuse__lowlevel_8h.html#a6c10d942751ddb214863a8b5e53de5e8">fuse_session_unmount</a></div><div class="ttdeci">void fuse_session_unmount(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02958">fuse_lowlevel.c:2958</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_aca35962e17d189ceb5447f8eea11bd33"><div class="ttname"><a href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="ttdeci">#define FUSE_OPT_END</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00104">fuse_opt.h:104</a></div></div>
<div class="ttc" id="structfuse__buf_html_a1928e204554f2d37cb8dac28a8a2f28c"><div class="ttname"><a href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">fuse_buf::flags</a></div><div class="ttdeci">enum fuse_buf_flags flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00633">fuse_common.h:633</a></div></div>
<div class="ttc" id="fuse_8h_html_ab92480001ec4f475a082cbd32bee94e2"><div class="ttname"><a href="fuse_8h.html#ab92480001ec4f475a082cbd32bee94e2">fuse_module_factory_t</a></div><div class="ttdeci">struct fuse_fs *(* fuse_module_factory_t)(struct fuse_args *args, struct fuse_fs *fs[])</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l01226">fuse.h:1226</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa1d95ec3ca674253baac3639ea10f0ff"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa1d95ec3ca674253baac3639ea10f0ff">fuse_reply_statfs</a></div><div class="ttdeci">int fuse_reply_statfs(fuse_req_t req, const struct statvfs *stbuf)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00842">fuse_lowlevel.c:842</a></div></div>
<div class="ttc" id="fuse_8h_html_a03baa193b5bfcbe625afbc62e9b97e91"><div class="ttname"><a href="fuse_8h.html#a03baa193b5bfcbe625afbc62e9b97e91">fuse_get_session</a></div><div class="ttdeci">struct fuse_session * fuse_get_session(struct fuse *f)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04459">fuse.c:4459</a></div></div>
<div class="ttc" id="structfuse__file__info_html_a9c1571cb4b6be75827f48aac5891606c"><div class="ttname"><a href="structfuse__file__info.html#a9c1571cb4b6be75827f48aac5891606c">fuse_file_info::flush</a></div><div class="ttdeci">unsigned int flush</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00056">fuse_common.h:56</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a8533ff341f910c1bd05f10c8fcc35a04"><div class="ttname"><a href="fuse__opt_8h.html#a8533ff341f910c1bd05f10c8fcc35a04">FUSE_OPT_KEY_KEEP</a></div><div class="ttdeci">#define FUSE_OPT_KEY_KEEP</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00145">fuse_opt.h:145</a></div></div>
<div class="ttc" id="structfuse__context_html_a198911619cb8ee1a0b11302b94b6027e"><div class="ttname"><a href="structfuse__context.html#a198911619cb8ee1a0b11302b94b6027e">fuse_context::private_data</a></div><div class="ttdeci">void * private_data</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00791">fuse.h:791</a></div></div>
<div class="ttc" id="fuse_8h_html_a56c1dfbdfaf10818dbc6c2ca6264f19a"><div class="ttname"><a href="fuse_8h.html#a56c1dfbdfaf10818dbc6c2ca6264f19a">fuse_invalidate_path</a></div><div class="ttdeci">int fuse_invalidate_path(struct fuse *f, const char *path)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04586">fuse.c:4586</a></div></div>
<div class="ttc" id="fuse_8h_html_af2bcf2a473b41b3cc8da8c079656a074ad62ab7c23f966a76282921e9187ca441"><div class="ttname"><a href="fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074ad62ab7c23f966a76282921e9187ca441">FUSE_READDIR_PLUS</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00051">fuse.h:51</a></div></div>
<div class="ttc" id="fuse_8h_html_a74883ac07b1794da7affbd95251d25d7"><div class="ttname"><a href="fuse_8h.html#a74883ac07b1794da7affbd95251d25d7">fuse_fs_new</a></div><div class="ttdeci">struct fuse_fs * fuse_fs_new(const struct fuse_operations *op, size_t op_size, void *private_data)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04760">fuse.c:4760</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a14d7299559cf05272b838cfc6388ef91"><div class="ttname"><a href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a></div><div class="ttdeci">#define FUSE_ROOT_ID</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00043">fuse_lowlevel.h:43</a></div></div>
<div class="ttc" id="fuse_8h_html_a4b2246caec521ec4ac84093f8c4b616d"><div class="ttname"><a href="fuse_8h.html#a4b2246caec521ec4ac84093f8c4b616d">fuse_start_cleanup_thread</a></div><div class="ttdeci">int fuse_start_cleanup_thread(struct fuse *fuse)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04808">fuse.c:4808</a></div></div>
<div class="ttc" id="structfuse__module_html"><div class="ttname"><a href="structfuse__module.html">fuse_module</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__i_8h_source.html#l00082">fuse_i.h:82</a></div></div>
<div class="ttc" id="fuse__common_8h_html_afd06393448dbb60668f5a3bf0006f536"><div class="ttname"><a href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a></div><div class="ttdeci">#define FUSE_CAP_FLOCK_LOCKS</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00190">fuse_common.h:190</a></div></div>
<div class="ttc" id="fuse_8h_html_a9cef8443ae22c4bcc800d7c45f1496fe"><div class="ttname"><a href="fuse_8h.html#a9cef8443ae22c4bcc800d7c45f1496fe">fuse_lib_help</a></div><div class="ttdeci">void fuse_lib_help(struct fuse_args *args)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04650">fuse.c:4650</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ad119a72f00b4cd2e4a500fd3364ae1e2"><div class="ttname"><a href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a></div><div class="ttdeci">uint64_t fuse_ino_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00046">fuse_lowlevel.h:46</a></div></div>
<div class="ttc" id="fuse_8h_html_a0514ca828e6a02a330dcf037292c8803"><div class="ttname"><a href="fuse_8h.html#a0514ca828e6a02a330dcf037292c8803">fuse_interrupted</a></div><div class="ttdeci">int fuse_interrupted(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04576">fuse.c:4576</a></div></div>
<div class="ttc" id="fuse_8h_html_a7dd132de66a5cc2add2a4eff5d435660"><div class="ttname"><a href="fuse_8h.html#a7dd132de66a5cc2add2a4eff5d435660">fuse_fill_dir_t</a></div><div class="ttdeci">int(* fuse_fill_dir_t)(void *buf, const char *name, const struct stat *stbuf, off_t off, enum fuse_fill_dir_flags flags)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00082">fuse.h:82</a></div></div>
<div class="ttc" id="structfuse__config_html_af55edfc4d69e0042146fbd03c26ded3a"><div class="ttname"><a href="structfuse__config.html#af55edfc4d69e0042146fbd03c26ded3a">fuse_config::show_help</a></div><div class="ttdeci">int show_help</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00271">fuse.h:271</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_ab3cdb9744f033e37a72984489343940f"><div class="ttname"><a href="fuse__lowlevel_8h.html#ab3cdb9744f033e37a72984489343940f">fuse_req_interrupt_func</a></div><div class="ttdeci">void fuse_req_interrupt_func(fuse_req_t req, fuse_interrupt_func_t func, void *data)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l02348">fuse_lowlevel.c:2348</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_a4c673ec62c76f7d63d326407beb1b463"><div class="ttname"><a href="structfuse__entry__param.html#a4c673ec62c76f7d63d326407beb1b463">fuse_entry_param::generation</a></div><div class="ttdeci">uint64_t generation</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00082">fuse_lowlevel.h:82</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_abea78d22349198f8370d7cb91fbf05ed"><div class="ttname"><a href="fuse__lowlevel_8h.html#abea78d22349198f8370d7cb91fbf05ed">fuse_reply_create</a></div><div class="ttdeci">int fuse_reply_create(fuse_req_t req, const struct fuse_entry_param *e, const struct fuse_file_info *fi)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00415">fuse_lowlevel.c:415</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_aa3cfa73f61d6ef461ab5a3fbf859eb97"><div class="ttname"><a href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a></div><div class="ttdeci">int fuse_reply_write(fuse_req_t req, size_t count)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00460">fuse_lowlevel.c:460</a></div></div>
<div class="ttc" id="structfuse__buf_html_a537f80b7703cbfc860dfaf4b86de79ae"><div class="ttname"><a href="structfuse__buf.html#a537f80b7703cbfc860dfaf4b86de79ae">fuse_buf::mem</a></div><div class="ttdeci">void * mem</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00640">fuse_common.h:640</a></div></div>
<div class="ttc" id="fuse_8h_html_a04273db088e57d8242caa388193b6958"><div class="ttname"><a href="fuse_8h.html#a04273db088e57d8242caa388193b6958">fuse_getgroups</a></div><div class="ttdeci">int fuse_getgroups(int size, gid_t list[])</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04567">fuse.c:4567</a></div></div>
<div class="ttc" id="structfuse__config_html"><div class="ttname"><a href="structfuse__config.html">fuse_config</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00093">fuse.h:93</a></div></div>
<div class="ttc" id="fuse_8h_html_a04baffd979b06663ae9590e34a48b55f"><div class="ttname"><a href="fuse_8h.html#a04baffd979b06663ae9590e34a48b55f">fuse_mount</a></div><div class="ttdeci">int fuse_mount(struct fuse *f, const char *mountpoint)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05057">fuse.c:5057</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a76f6b481e6a7c519fea9250daef6177a"><div class="ttname"><a href="fuse__common_8h.html#a76f6b481e6a7c519fea9250daef6177a">FUSE_CAP_POSIX_LOCKS</a></div><div class="ttdeci">#define FUSE_CAP_POSIX_LOCKS</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00128">fuse_common.h:128</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a170f8c6b953d70928e83bcecee43bfdc"><div class="ttname"><a href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a></div><div class="ttdeci">int fuse_reply_open(fuse_req_t req, const struct fuse_file_info *fi)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00451">fuse_lowlevel.c:451</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html_aaa5d0b2dd7f3ba02c5cd514a470fbd35"><div class="ttname"><a href="structfuse__lowlevel__ops.html#aaa5d0b2dd7f3ba02c5cd514a470fbd35">fuse_lowlevel_ops::setlk</a></div><div class="ttdeci">void(* setlk)(fuse_req_t req, fuse_ino_t ino, struct fuse_file_info *fi, struct flock *lock, int sleep)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00947">fuse_lowlevel.h:947</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html"><div class="ttname"><a href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html"><div class="ttname"><a href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00175">fuse_lowlevel.h:175</a></div></div>
<div class="ttc" id="structfuse__bufvec_html_a754caca61fdf8107d28b510505a033bb"><div class="ttname"><a href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">fuse_bufvec::buf</a></div><div class="ttdeci">struct fuse_buf buf[1]</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00684">fuse_common.h:684</a></div></div>
<div class="ttc" id="structfuse__context_html"><div class="ttname"><a href="structfuse__context.html">fuse_context</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse_8h_source.html#l00777">fuse.h:777</a></div></div>
<div class="ttc" id="structfuse__opt_html"><div class="ttname"><a href="structfuse__opt.html">fuse_opt</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00077">fuse_opt.h:77</a></div></div>
<div class="ttc" id="structfuse__ctx_html_a923348304ee26adb3a43c31a4bac9583"><div class="ttname"><a href="structfuse__ctx.html#a923348304ee26adb3a43c31a4bac9583">fuse_ctx::gid</a></div><div class="ttdeci">gid_t gid</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00119">fuse_lowlevel.h:119</a></div></div>
<div class="ttc" id="structfuse__conn__info_html_af45de81548b591f3004353a324e4e04d"><div class="ttname"><a href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">fuse_conn_info::want</a></div><div class="ttdeci">unsigned want</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00389">fuse_common.h:389</a></div></div>
<div class="ttc" id="fuse_8h_html_aade4d93e323c341fe2859d759e9cb8d8"><div class="ttname"><a href="fuse_8h.html#aade4d93e323c341fe2859d759e9cb8d8">fuse_unmount</a></div><div class="ttdeci">void fuse_unmount(struct fuse *f)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05062">fuse.c:5062</a></div></div>
<div class="ttc" id="structfuse__args_html"><div class="ttname"><a href="structfuse__args.html">fuse_args</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00109">fuse_opt.h:109</a></div></div>
<div class="ttc" id="fuse_8h_html_a8fb55dfd425856e0b10f4a2836e6f9f0"><div class="ttname"><a href="fuse_8h.html#a8fb55dfd425856e0b10f4a2836e6f9f0">fuse_loop_mt_31</a></div><div class="ttdeci">int fuse_loop_mt_31(struct fuse *f, int clone_fd)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04544">fuse.c:4544</a></div></div>
<div class="ttc" id="fuse__common_8h_html_ac52e27388a7c16eb509173908e5eebd0"><div class="ttname"><a href="fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a></div><div class="ttdeci">const char * fuse_pkgversion(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l05071">fuse.c:5071</a></div></div>
<div class="ttc" id="fuse__opt_8h_html_a9bea40fe56b18be9aa110185ab7387ed"><div class="ttname"><a href="fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a></div><div class="ttdeci">#define FUSE_ARGS_INIT(argc, argv)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__opt_8h_source.html#l00123">fuse_opt.h:123</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a4327f41b2fe1ca84151b407169bd86c0"><div class="ttname"><a href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a></div><div class="ttdeci">size_t fuse_buf_size(const struct fuse_bufvec *bufv)</div><div class="ttdef"><b>Definition:</b> <a href="buffer_8c_source.html#l00022">buffer.c:22</a></div></div>
<div class="ttc" id="fuse__common_8h_html_a9ca301390fb5e85b85153abb1891a3f7"><div class="ttname"><a href="fuse__common_8h.html#a9ca301390fb5e85b85153abb1891a3f7">fuse_buf_copy</a></div><div class="ttdeci">ssize_t fuse_buf_copy(struct fuse_bufvec *dst, struct fuse_bufvec *src, enum fuse_buf_copy_flags flags)</div><div class="ttdef"><b>Definition:</b> <a href="buffer_8c_source.html#l00281">buffer.c:281</a></div></div>
<div class="ttc" id="structfuse__buf_html_afb58c1e18f434d1d4edb784d00e2e13d"><div class="ttname"><a href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">fuse_buf::size</a></div><div class="ttdeci">size_t size</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00628">fuse_common.h:628</a></div></div>
<div class="ttc" id="fuse_8h_html_a9a0f2a6603cb1e21f5e4c1aec84a3bcc"><div class="ttname"><a href="fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a></div><div class="ttdeci">struct fuse_context * fuse_get_context(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04557">fuse.c:4557</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_a281b39b72e7ec574ba40d7341fd22c1d"><div class="ttname"><a href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">fuse_entry_param::entry_timeout</a></div><div class="ttdeci">double entry_timeout</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00103">fuse_lowlevel.h:103</a></div></div>
<div class="ttc" id="structfuse__entry__param_html_aa797a9f4152cae506ba479af8bbe2eb7"><div class="ttname"><a href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">fuse_entry_param::attr_timeout</a></div><div class="ttdeci">double attr_timeout</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00097">fuse_lowlevel.h:97</a></div></div>
<div class="ttc" id="structfuse__loop__config_html_a6a8527939446625e5466cd8baf399f08"><div class="ttname"><a href="structfuse__loop__config.html#a6a8527939446625e5466cd8baf399f08">fuse_loop_config::clone_fd</a></div><div class="ttdeci">int clone_fd</div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00091">fuse_common.h:91</a></div></div>
<div class="ttc" id="structfuse__buf_html"><div class="ttname"><a href="structfuse__buf.html">fuse_buf</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse__common_8h_source.html#l00624">fuse_common.h:624</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a5a5872d7f73f0bd593e00788a4c7bbb7"><div class="ttname"><a href="fuse__lowlevel_8h.html#a5a5872d7f73f0bd593e00788a4c7bbb7">fuse_reply_readlink</a></div><div class="ttdeci">int fuse_reply_readlink(fuse_req_t req, const char *link)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00446">fuse_lowlevel.c:446</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a300a88b63ab7c8ca92853a97486448c0"><div class="ttname"><a href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a></div><div class="ttdeci">int fuse_reply_buf(fuse_req_t req, const char *buf, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l00470">fuse_lowlevel.c:470</a></div></div>
<div class="ttc" id="structfuse__lowlevel__ops_html_aa8ed20e1d06c42a386404fba0d3e56b5"><div class="ttname"><a href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">fuse_lowlevel_ops::init</a></div><div class="ttdeci">void(* init)(void *userdata, struct fuse_conn_info *conn)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8h_source.html#l00192">fuse_lowlevel.h:192</a></div></div>
<div class="ttc" id="fuse__lowlevel_8h_html_a2172d260d34c76c25cd601870aee4220"><div class="ttname"><a href="fuse__lowlevel_8h.html#a2172d260d34c76c25cd601870aee4220">fuse_reply_poll</a></div><div class="ttdeci">int fuse_reply_poll(fuse_req_t req, unsigned revents)</div><div class="ttdef"><b>Definition:</b> <a href="fuse__lowlevel_8c_source.html#l01024">fuse_lowlevel.c:1024</a></div></div>
<div class="ttc" id="fuse_8h_html_a9024935b211288c1869dc7566895d739"><div class="ttname"><a href="fuse_8h.html#a9024935b211288c1869dc7566895d739">fuse_exit</a></div><div class="ttdeci">void fuse_exit(struct fuse *f)</div><div class="ttdef"><b>Definition:</b> <a href="fuse_8c_source.html#l04552">fuse.c:4552</a></div></div>
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<div class="textblock"><code>#include &quot;config.h&quot;</code><br />
<code>#include &lt;<a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>&gt;</code><br />
<code>#include &lt;unistd.h&gt;</code><br />
<code>#include &lt;stdlib.h&gt;</code><br />
<code>#include &lt;stdio.h&gt;</code><br />
<code>#include &lt;stddef.h&gt;</code><br />
<code>#include &lt;stdbool.h&gt;</code><br />
<code>#include &lt;string.h&gt;</code><br />
<code>#include &lt;limits.h&gt;</code><br />
<code>#include &lt;dirent.h&gt;</code><br />
<code>#include &lt;assert.h&gt;</code><br />
<code>#include &lt;errno.h&gt;</code><br />
<code>#include &lt;err.h&gt;</code><br />
<code>#include &lt;inttypes.h&gt;</code><br />
<code>#include &lt;pthread.h&gt;</code><br />
<code>#include &lt;sys/file.h&gt;</code><br />
<code>#include &lt;sys/xattr.h&gt;</code><br />
</div>
<p><a href="passthrough__ll_8c_source.html">Go to the source code of this file.</a></p>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>This file system mirrors the existing file system hierarchy of the system, starting at the root file system. This is implemented by just "passing through" all requests to the corresponding user-space libc functions. In contrast to <a class="el" href="passthrough_8c.html">passthrough.c</a> and <a class="el" href="passthrough__fh_8c.html">passthrough_fh.c</a>, this implementation uses the low-level API. Its performance should be the least bad among the three, but many operations are not implemented. In particular, it is not possible to remove files (or directories) because the code necessary to defer actual removal until the file is not opened anymore would make the example much more complicated.</p>
<p>When writeback caching is enabled (-o writeback mount option), it is only possible to write to files for which the mounting user has read permissions. This is because the writeback cache requires the kernel to be able to issue read requests for all files (which the passthrough filesystem cannot satisfy if it can't read the file in the underlying filesystem).</p>
<p>Compile with: </p><pre class="fragment">gcc -Wall passthrough_ll.c `pkg-config fuse3 --cflags --libs` -o passthrough_ll
</pre><h2>Source code</h2>
<div class="fragment"><div class="line"><span class="comment">/*</span></div><div class="line"><span class="comment">  FUSE: Filesystem in Userspace</span></div><div class="line"><span class="comment">  Copyright (C) 2001-2007  Miklos Szeredi &lt;miklos@szeredi.hu&gt;</span></div><div class="line"><span class="comment"></span></div><div class="line"><span class="comment">  This program can be distributed under the terms of the GNU GPL.</span></div><div class="line"><span class="comment">  See the file COPYING.</span></div><div class="line"><span class="comment">*/</span></div><div class="line"></div><div class="line"><span class="preprocessor">#define _GNU_SOURCE</span></div><div class="line"><span class="preprocessor">#define FUSE_USE_VERSION 31</span></div><div class="line"></div><div class="line"><span class="preprocessor">#include &quot;config.h&quot;</span></div><div class="line"></div><div class="line"><span class="preprocessor">#include &lt;<a class="code" href="fuse__lowlevel_8h.html">fuse_lowlevel.h</a>&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;unistd.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;stdlib.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;stdio.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;stddef.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;stdbool.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;string.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;limits.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;dirent.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;assert.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;errno.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;err.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;inttypes.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;pthread.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;sys/file.h&gt;</span></div><div class="line"><span class="preprocessor">#include &lt;sys/xattr.h&gt;</span></div><div class="line"></div><div class="line"><span class="comment">/* We are re-using pointers to our `struct lo_inode` and `struct</span></div><div class="line"><span class="comment">   lo_dirp` elements as inodes. This means that we must be able to</span></div><div class="line"><span class="comment">   store uintptr_t values in a fuse_ino_t variable. The following</span></div><div class="line"><span class="comment">   incantation checks this condition at compile time. */</span></div><div class="line"><span class="preprocessor">#if defined(__GNUC__) &amp;&amp; (__GNUC__ &gt; 4 || __GNUC__ == 4 &amp;&amp; __GNUC_MINOR__ &gt;= 6) &amp;&amp; !defined __cplusplus</span></div><div class="line">_Static_assert(<span class="keyword">sizeof</span>(<a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a>) &gt;= <span class="keyword">sizeof</span>(uintptr_t),</div><div class="line">               <span class="stringliteral">&quot;fuse_ino_t too small to hold uintptr_t values!&quot;</span>);</div><div class="line"><span class="preprocessor">#else</span></div><div class="line"><span class="keyword">struct </span>_uintptr_to_must_hold_fuse_ino_t_dummy_struct \</div><div class="line">        { <span class="keywordtype">unsigned</span> _uintptr_to_must_hold_fuse_ino_t:</div><div class="line">                        ((<span class="keyword">sizeof</span>(<a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a>) &gt;= <span class="keyword">sizeof</span>(uintptr_t)) ? 1 : -1); };</div><div class="line"><span class="preprocessor">#endif</span></div><div class="line"></div><div class="line"><span class="keyword">struct </span>lo_inode {</div><div class="line">        <span class="keyword">struct </span>lo_inode *next; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line">        <span class="keyword">struct </span>lo_inode *prev; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line">        <span class="keywordtype">int</span> fd;</div><div class="line">        <span class="keywordtype">bool</span> is_symlink;</div><div class="line">        ino_t ino;</div><div class="line">        dev_t dev;</div><div class="line">        uint64_t refcount; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line">};</div><div class="line"></div><div class="line"><span class="keyword">enum</span> {</div><div class="line">        CACHE_NEVER,</div><div class="line">        CACHE_NORMAL,</div><div class="line">        CACHE_ALWAYS,</div><div class="line">};</div><div class="line"></div><div class="line"><span class="keyword">struct </span>lo_data {</div><div class="line">        pthread_mutex_t mutex;</div><div class="line">        <span class="keywordtype">int</span> debug;</div><div class="line">        <span class="keywordtype">int</span> writeback;</div><div class="line">        <span class="keywordtype">int</span> flock;</div><div class="line">        <span class="keywordtype">int</span> xattr;</div><div class="line">        <span class="keyword">const</span> <span class="keywordtype">char</span> *source;</div><div class="line">        <span class="keywordtype">double</span> timeout;</div><div class="line">        <span class="keywordtype">int</span> cache;</div><div class="line">        <span class="keywordtype">int</span> timeout_set;</div><div class="line">        <span class="keyword">struct </span>lo_inode root; <span class="comment">/* protected by lo-&gt;mutex */</span></div><div class="line">};</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__opt.html">fuse_opt</a> lo_opts[] = {</div><div class="line">        { <span class="stringliteral">&quot;writeback&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, writeback), 1 },</div><div class="line">        { <span class="stringliteral">&quot;no_writeback&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, writeback), 0 },</div><div class="line">        { <span class="stringliteral">&quot;source=%s&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, source), 0 },</div><div class="line">        { <span class="stringliteral">&quot;flock&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, flock), 1 },</div><div class="line">        { <span class="stringliteral">&quot;no_flock&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, flock), 0 },</div><div class="line">        { <span class="stringliteral">&quot;xattr&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, xattr), 1 },</div><div class="line">        { <span class="stringliteral">&quot;no_xattr&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, xattr), 0 },</div><div class="line">        { <span class="stringliteral">&quot;timeout=%lf&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, timeout), 0 },</div><div class="line">        { <span class="stringliteral">&quot;timeout=&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, timeout_set), 1 },</div><div class="line">        { <span class="stringliteral">&quot;cache=never&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_NEVER },</div><div class="line">        { <span class="stringliteral">&quot;cache=auto&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_NORMAL },</div><div class="line">        { <span class="stringliteral">&quot;cache=always&quot;</span>,</div><div class="line">          offsetof(<span class="keyword">struct</span> lo_data, cache), CACHE_ALWAYS },</div><div class="line"></div><div class="line">        <a class="code" href="fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line">};</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">struct </span>lo_data *lo_data(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line">{</div><div class="line">        <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_data *) <a class="code" href="fuse__lowlevel_8h.html#aab00273c65d124e44abcf2374f9c504b">fuse_req_userdata</a>(req);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">struct </span>lo_inode *lo_inode(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line">{</div><div class="line">        <span class="keywordflow">if</span> (ino == <a class="code" href="fuse__lowlevel_8h.html#a14d7299559cf05272b838cfc6388ef91">FUSE_ROOT_ID</a>)</div><div class="line">                <span class="keywordflow">return</span> &amp;lo_data(req)-&gt;root;</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_inode *) (uintptr_t) ino;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> lo_fd(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line">{</div><div class="line">        <span class="keywordflow">return</span> lo_inode(req, ino)-&gt;fd;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">bool</span> lo_debug(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req)</div><div class="line">{</div><div class="line">        <span class="keywordflow">return</span> lo_data(req)-&gt;debug != 0;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_init(<span class="keywordtype">void</span> *userdata,</div><div class="line">                    <span class="keyword">struct</span> <a class="code" href="structfuse__conn__info.html">fuse_conn_info</a> *conn)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = (<span class="keyword">struct </span>lo_data*) userdata;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span>(conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>)</div><div class="line">                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#a7686c11aaf80382189927b10b848d8c8">FUSE_CAP_EXPORT_SUPPORT</a>;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp;</div><div class="line">            conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#a4839fce31097f4b4da7a1f01169228fa">FUSE_CAP_WRITEBACK_CACHE</a>) {</div><div class="line">                <span class="keywordflow">if</span> (lo-&gt;debug)</div><div class="line">                        fprintf(stderr, <span class="stringliteral">&quot;lo_init: activating writeback\n&quot;</span>);</div><div class="line">                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#a4839fce31097f4b4da7a1f01169228fa">FUSE_CAP_WRITEBACK_CACHE</a>;</div><div class="line">        }</div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;flock &amp;&amp; conn-&gt;<a class="code" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">capable</a> &amp; <a class="code" href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a>) {</div><div class="line">                <span class="keywordflow">if</span> (lo-&gt;debug)</div><div class="line">                        fprintf(stderr, <span class="stringliteral">&quot;lo_init: activating flock locks\n&quot;</span>);</div><div class="line">                conn-&gt;<a class="code" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">want</a> |= <a class="code" href="fuse__common_8h.html#afd06393448dbb60668f5a3bf0006f536">FUSE_CAP_FLOCK_LOCKS</a>;</div><div class="line">        }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_getattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line">                             <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keyword">struct </span>stat buf;</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"></div><div class="line">        (void) fi;</div><div class="line"></div><div class="line">        res = fstatat(lo_fd(req, ino), <span class="stringliteral">&quot;&quot;</span>, &amp;buf, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a>(req, &amp;buf, lo-&gt;timeout);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> utimensat_empty_nofollow(<span class="keyword">struct</span> lo_inode *inode,</div><div class="line">                                    <span class="keyword">const</span> <span class="keyword">struct</span> timespec *tv)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                res = utimensat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, tv,</div><div class="line">                                AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line">                <span class="keywordflow">if</span> (res == -1 &amp;&amp; errno == EINVAL) {</div><div class="line">                        <span class="comment">/* Sorry, no race free way to set times on symlink. */</span></div><div class="line">                        errno = EPERM;</div><div class="line">                }</div><div class="line">                <span class="keywordflow">return</span> res;</div><div class="line">        }</div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        <span class="keywordflow">return</span> utimensat(AT_FDCWD, procname, tv, 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_setattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> stat *attr,</div><div class="line">                       <span class="keywordtype">int</span> valid, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        <span class="keywordtype">int</span> ifd = inode-&gt;fd;</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MODE) {</div><div class="line">                <span class="keywordflow">if</span> (fi) {</div><div class="line">                        res = fchmod(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, attr-&gt;st_mode);</div><div class="line">                } <span class="keywordflow">else</span> {</div><div class="line">                        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, ifd);</div><div class="line">                        res = chmod(procname, attr-&gt;st_mode);</div><div class="line">                }</div><div class="line">                <span class="keywordflow">if</span> (res == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">        }</div><div class="line">        <span class="keywordflow">if</span> (valid &amp; (FUSE_SET_ATTR_UID | FUSE_SET_ATTR_GID)) {</div><div class="line">                uid_t uid = (valid &amp; FUSE_SET_ATTR_UID) ?</div><div class="line">                        attr-&gt;st_uid : (uid_t) -1;</div><div class="line">                gid_t gid = (valid &amp; FUSE_SET_ATTR_GID) ?</div><div class="line">                        attr-&gt;st_gid : (gid_t) -1;</div><div class="line"></div><div class="line">                res = fchownat(ifd, <span class="stringliteral">&quot;&quot;</span>, uid, gid,</div><div class="line">                               AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line">                <span class="keywordflow">if</span> (res == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">        }</div><div class="line">        <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_SIZE) {</div><div class="line">                <span class="keywordflow">if</span> (fi) {</div><div class="line">                        res = ftruncate(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, attr-&gt;st_size);</div><div class="line">                } <span class="keywordflow">else</span> {</div><div class="line">                        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, ifd);</div><div class="line">                        res = truncate(procname, attr-&gt;st_size);</div><div class="line">                }</div><div class="line">                <span class="keywordflow">if</span> (res == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">        }</div><div class="line">        <span class="keywordflow">if</span> (valid &amp; (FUSE_SET_ATTR_ATIME | FUSE_SET_ATTR_MTIME)) {</div><div class="line">                <span class="keyword">struct </span>timespec tv[2];</div><div class="line"></div><div class="line">                tv[0].tv_sec = 0;</div><div class="line">                tv[1].tv_sec = 0;</div><div class="line">                tv[0].tv_nsec = UTIME_OMIT;</div><div class="line">                tv[1].tv_nsec = UTIME_OMIT;</div><div class="line"></div><div class="line">                <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME_NOW)</div><div class="line">                        tv[0].tv_nsec = UTIME_NOW;</div><div class="line">                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_ATIME)</div><div class="line">                        tv[0] = attr-&gt;st_atim;</div><div class="line"></div><div class="line">                <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME_NOW)</div><div class="line">                        tv[1].tv_nsec = UTIME_NOW;</div><div class="line">                <span class="keywordflow">else</span> <span class="keywordflow">if</span> (valid &amp; FUSE_SET_ATTR_MTIME)</div><div class="line">                        tv[1] = attr-&gt;st_mtim;</div><div class="line"></div><div class="line">                <span class="keywordflow">if</span> (fi)</div><div class="line">                        res = futimens(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, tv);</div><div class="line">                <span class="keywordflow">else</span></div><div class="line">                        res = utimensat_empty_nofollow(inode, tv);</div><div class="line">                <span class="keywordflow">if</span> (res == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">return</span> lo_getattr(req, ino, fi);</div><div class="line"></div><div class="line">out_err:</div><div class="line">        saverr = errno;</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">struct </span>lo_inode *lo_find(<span class="keyword">struct</span> lo_data *lo, <span class="keyword">struct</span> stat *st)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span>lo_inode *p;</div><div class="line">        <span class="keyword">struct </span>lo_inode *ret = NULL;</div><div class="line"></div><div class="line">        pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line">        <span class="keywordflow">for</span> (p = lo-&gt;root.next; p != &amp;lo-&gt;root; p = p-&gt;next) {</div><div class="line">                <span class="keywordflow">if</span> (p-&gt;ino == st-&gt;st_ino &amp;&amp; p-&gt;dev == st-&gt;st_dev) {</div><div class="line">                        assert(p-&gt;refcount &gt; 0);</div><div class="line">                        ret = p;</div><div class="line">                        ret-&gt;refcount++;</div><div class="line">                        <span class="keywordflow">break</span>;</div><div class="line">                }</div><div class="line">        }</div><div class="line">        pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line">        <span class="keywordflow">return</span> ret;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> lo_do_lookup(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                         <span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> *e)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> newfd;</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode;</div><div class="line"></div><div class="line">        memset(e, 0, <span class="keyword">sizeof</span>(*e));</div><div class="line">        e-&gt;<a class="code" href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">attr_timeout</a> = lo-&gt;timeout;</div><div class="line">        e-&gt;<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = lo-&gt;timeout;</div><div class="line"></div><div class="line">        newfd = openat(lo_fd(req, parent), name, O_PATH | O_NOFOLLOW);</div><div class="line">        <span class="keywordflow">if</span> (newfd == -1)</div><div class="line">                <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">        res = fstatat(newfd, <span class="stringliteral">&quot;&quot;</span>, &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">        inode = lo_find(lo_data(req), &amp;e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>);</div><div class="line">        <span class="keywordflow">if</span> (inode) {</div><div class="line">                close(newfd);</div><div class="line">                newfd = -1;</div><div class="line">        } <span class="keywordflow">else</span> {</div><div class="line">                <span class="keyword">struct </span>lo_inode *prev, *next;</div><div class="line"></div><div class="line">                saverr = ENOMEM;</div><div class="line">                inode = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_inode));</div><div class="line">                <span class="keywordflow">if</span> (!inode)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">                inode-&gt;is_symlink = S_ISLNK(e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_mode);</div><div class="line">                inode-&gt;refcount = 1;</div><div class="line">                inode-&gt;fd = newfd;</div><div class="line">                inode-&gt;ino = e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino;</div><div class="line">                inode-&gt;dev = e-&gt;<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_dev;</div><div class="line"></div><div class="line">                pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line">                prev = &amp;lo-&gt;root;</div><div class="line">                next = prev-&gt;next;</div><div class="line">                next-&gt;prev = inode;</div><div class="line">                inode-&gt;next = next;</div><div class="line">                inode-&gt;prev = prev;</div><div class="line">                prev-&gt;next = inode;</div><div class="line">                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line">        }</div><div class="line">        e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = (uintptr_t) inode;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> long) e-&gt;<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"></div><div class="line">        <span class="keywordflow">return</span> 0;</div><div class="line"></div><div class="line">out_err:</div><div class="line">        saverr = errno;</div><div class="line">        <span class="keywordflow">if</span> (newfd != -1)</div><div class="line">                close(newfd);</div><div class="line">        <span class="keywordflow">return</span> saverr;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_lookup(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line">        <span class="keywordtype">int</span> err;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_lookup(parent=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line">                        parent, name);</div><div class="line"></div><div class="line">        err = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line">        <span class="keywordflow">if</span> (err)</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_mknod_symlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line">                             <span class="keyword">const</span> <span class="keywordtype">char</span> *name, mode_t mode, dev_t rdev,</div><div class="line">                             <span class="keyword">const</span> <span class="keywordtype">char</span> *link)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> newfd = -1;</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode;</div><div class="line">        <span class="keyword">struct </span>lo_inode *dir = lo_inode(req, parent);</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line"></div><div class="line">        saverr = ENOMEM;</div><div class="line">        inode = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_inode));</div><div class="line">        <span class="keywordflow">if</span> (!inode)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (S_ISDIR(mode))</div><div class="line">                res = mkdirat(dir-&gt;fd, name, mode);</div><div class="line">        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (S_ISLNK(mode))</div><div class="line">                res = symlinkat(link, dir-&gt;fd, name);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                res = mknodat(dir-&gt;fd, name, mode, rdev);</div><div class="line">        saverr = errno;</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        saverr = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line">        <span class="keywordflow">if</span> (saverr)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line">        <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">out:</div><div class="line">        <span class="keywordflow">if</span> (newfd != -1)</div><div class="line">                close(newfd);</div><div class="line">        free(inode);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_mknod(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line">                     <span class="keyword">const</span> <span class="keywordtype">char</span> *name, mode_t mode, dev_t rdev)</div><div class="line">{</div><div class="line">        lo_mknod_symlink(req, parent, name, mode, rdev, NULL);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_mkdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                     mode_t mode)</div><div class="line">{</div><div class="line">        lo_mknod_symlink(req, parent, name, S_IFDIR | mode, 0, NULL);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_symlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">const</span> <span class="keywordtype">char</span> *link,</div><div class="line">                       <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        lo_mknod_symlink(req, parent, name, S_IFLNK, 0, link);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> linkat_empty_nofollow(<span class="keyword">struct</span> lo_inode *inode, <span class="keywordtype">int</span> dfd,</div><div class="line">                                 <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                res = linkat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, dfd, name, AT_EMPTY_PATH);</div><div class="line">                <span class="keywordflow">if</span> (res == -1 &amp;&amp; (errno == ENOENT || errno == EINVAL)) {</div><div class="line">                        <span class="comment">/* Sorry, no race free way to hard-link a symlink. */</span></div><div class="line">                        errno = EPERM;</div><div class="line">                }</div><div class="line">                <span class="keywordflow">return</span> res;</div><div class="line">        }</div><div class="line"></div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        <span class="keywordflow">return</span> linkat(AT_FDCWD, procname, dfd, name, AT_SYMLINK_FOLLOW);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_link(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent,</div><div class="line">                    <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line"></div><div class="line">        memset(&amp;e, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> <a class="code" href="structfuse__entry__param.html">fuse_entry_param</a>));</div><div class="line">        e.<a class="code" href="structfuse__entry__param.html#aa797a9f4152cae506ba479af8bbe2eb7">attr_timeout</a> = lo-&gt;timeout;</div><div class="line">        e.<a class="code" href="structfuse__entry__param.html#a281b39b72e7ec574ba40d7341fd22c1d">entry_timeout</a> = lo-&gt;timeout;</div><div class="line"></div><div class="line">        res = linkat_empty_nofollow(inode, lo_fd(req, parent), name);</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">        res = fstatat(inode-&gt;fd, <span class="stringliteral">&quot;&quot;</span>, &amp;e.<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>, AT_EMPTY_PATH | AT_SYMLINK_NOFOLLOW);</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">        pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line">        inode-&gt;refcount++;</div><div class="line">        pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line">        e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a> = (uintptr_t) inode;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;  %lli/%s -&gt; %lli\n&quot;</span>,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) parent, name,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> long) e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &amp;e);</div><div class="line">        <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">out_err:</div><div class="line">        saverr = errno;</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_rmdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">        res = unlinkat(lo_fd(req, parent), name, AT_REMOVEDIR);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_rename(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                      <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newparent, <span class="keyword">const</span> <span class="keywordtype">char</span> *newname,</div><div class="line">                      <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (flags) {</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EINVAL);</div><div class="line">                <span class="keywordflow">return</span>;</div><div class="line">        }</div><div class="line"></div><div class="line">        res = renameat(lo_fd(req, parent), name,</div><div class="line">                        lo_fd(req, newparent), newname);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_unlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">        res = unlinkat(lo_fd(req, parent), name, 0);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> unref_inode(<span class="keyword">struct</span> lo_data *lo, <span class="keyword">struct</span> lo_inode *inode, uint64_t n)</div><div class="line">{</div><div class="line">        <span class="keywordflow">if</span> (!inode)</div><div class="line">                <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">        pthread_mutex_lock(&amp;lo-&gt;mutex);</div><div class="line">        assert(inode-&gt;refcount &gt;= n);</div><div class="line">        inode-&gt;refcount -= n;</div><div class="line">        <span class="keywordflow">if</span> (!inode-&gt;refcount) {</div><div class="line">                <span class="keyword">struct </span>lo_inode *prev, *next;</div><div class="line"></div><div class="line">                prev = inode-&gt;prev;</div><div class="line">                next = inode-&gt;next;</div><div class="line">                next-&gt;prev = prev;</div><div class="line">                prev-&gt;next = next;</div><div class="line"></div><div class="line">                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line">                close(inode-&gt;fd);</div><div class="line">                free(inode);</div><div class="line"></div><div class="line">        } <span class="keywordflow">else</span> {</div><div class="line">                pthread_mutex_unlock(&amp;lo-&gt;mutex);</div><div class="line">        }</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget_one(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;  forget %lli %lli -%lli\n&quot;</span>,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) ino,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) inode-&gt;refcount,</div><div class="line">                        (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> <span class="keywordtype">long</span>) nlookup);</div><div class="line">        }</div><div class="line"></div><div class="line">        unref_inode(lo, inode, nlookup);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</div><div class="line">{</div><div class="line">        lo_forget_one(req, ino, nlookup);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_forget_multi(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keywordtype">size_t</span> count,</div><div class="line">                                <span class="keyword">struct</span> fuse_forget_data *forgets)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> i;</div><div class="line"></div><div class="line">        <span class="keywordflow">for</span> (i = 0; i &lt; count; i++)</div><div class="line">                lo_forget_one(req, forgets[i].ino, forgets[i].nlookup);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a85ae91390a6704dc26f8d80fed7d5678">fuse_reply_none</a>(req);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_readlink(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line">{</div><div class="line">        <span class="keywordtype">char</span> buf[PATH_MAX + 1];</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">        res = readlinkat(lo_fd(req, ino), <span class="stringliteral">&quot;&quot;</span>, buf, <span class="keyword">sizeof</span>(buf));</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (res == <span class="keyword">sizeof</span>(buf))</div><div class="line">                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, ENAMETOOLONG);</div><div class="line"></div><div class="line">        buf[res] = <span class="charliteral">&#39;\0&#39;</span>;</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a5a5872d7f73f0bd593e00788a4c7bbb7">fuse_reply_readlink</a>(req, buf);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">struct </span>lo_dirp {</div><div class="line">        <span class="keywordtype">int</span> fd;</div><div class="line">        DIR *dp;</div><div class="line">        <span class="keyword">struct </span>dirent *entry;</div><div class="line">        off_t offset;</div><div class="line">};</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">struct </span>lo_dirp *lo_dirp(<span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordflow">return</span> (<span class="keyword">struct</span> lo_dirp *) (uintptr_t) fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_opendir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> error = ENOMEM;</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line">        <span class="keyword">struct </span>lo_dirp *d = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> lo_dirp));</div><div class="line">        <span class="keywordflow">if</span> (d == NULL)</div><div class="line">                <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">        d-&gt;fd = openat(lo_fd(req, ino), <span class="stringliteral">&quot;.&quot;</span>, O_RDONLY);</div><div class="line">        <span class="keywordflow">if</span> (d-&gt;fd == -1)</div><div class="line">                <span class="keywordflow">goto</span> out_errno;</div><div class="line"></div><div class="line">        d-&gt;dp = fdopendir(d-&gt;fd);</div><div class="line">        <span class="keywordflow">if</span> (d-&gt;dp == NULL)</div><div class="line">                <span class="keywordflow">goto</span> out_errno;</div><div class="line"></div><div class="line">        d-&gt;offset = 0;</div><div class="line">        d-&gt;entry = NULL;</div><div class="line"></div><div class="line">        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = (uintptr_t) d;</div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;cache == CACHE_ALWAYS)</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, fi);</div><div class="line">        <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">out_errno:</div><div class="line">        error = errno;</div><div class="line">out_err:</div><div class="line">        <span class="keywordflow">if</span> (d) {</div><div class="line">                <span class="keywordflow">if</span> (d-&gt;fd != -1)</div><div class="line">                        close(d-&gt;fd);</div><div class="line">                free(d);</div><div class="line">        }</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, error);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">int</span> is_dot_or_dotdot(<span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordflow">return</span> name[0] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; (name[1] == <span class="charliteral">&#39;\0&#39;</span> ||</div><div class="line">                                  (name[1] == <span class="charliteral">&#39;.&#39;</span> &amp;&amp; name[2] == <span class="charliteral">&#39;\0&#39;</span>));</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_do_readdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line">                          off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi, <span class="keywordtype">int</span> plus)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span>lo_dirp *d = lo_dirp(fi);</div><div class="line">        <span class="keywordtype">char</span> *buf;</div><div class="line">        <span class="keywordtype">char</span> *p;</div><div class="line">        <span class="keywordtype">size_t</span> rem = size;</div><div class="line">        <span class="keywordtype">int</span> err;</div><div class="line"></div><div class="line">        (void) ino;</div><div class="line"></div><div class="line">        buf = calloc(1, size);</div><div class="line">        <span class="keywordflow">if</span> (!buf) {</div><div class="line">                err = ENOMEM;</div><div class="line">                <span class="keywordflow">goto</span> error;</div><div class="line">        }</div><div class="line">        p = buf;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (offset != d-&gt;offset) {</div><div class="line">                seekdir(d-&gt;dp, offset);</div><div class="line">                d-&gt;entry = NULL;</div><div class="line">                d-&gt;offset = offset;</div><div class="line">        }</div><div class="line">        <span class="keywordflow">while</span> (1) {</div><div class="line">                <span class="keywordtype">size_t</span> entsize;</div><div class="line">                off_t nextoff;</div><div class="line">                <span class="keyword">const</span> <span class="keywordtype">char</span> *name;</div><div class="line"></div><div class="line">                <span class="keywordflow">if</span> (!d-&gt;entry) {</div><div class="line">                        errno = 0;</div><div class="line">                        d-&gt;entry = readdir(d-&gt;dp);</div><div class="line">                        <span class="keywordflow">if</span> (!d-&gt;entry) {</div><div class="line">                                <span class="keywordflow">if</span> (errno) {  <span class="comment">// Error</span></div><div class="line">                                        err = errno;</div><div class="line">                                        <span class="keywordflow">goto</span> error;</div><div class="line">                                } <span class="keywordflow">else</span> {  <span class="comment">// End of stream</span></div><div class="line">                                        <span class="keywordflow">break</span>; </div><div class="line">                                }</div><div class="line">                        }</div><div class="line">                }</div><div class="line">                nextoff = d-&gt;entry-&gt;d_off;</div><div class="line">                name = d-&gt;entry-&gt;d_name;</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> entry_ino = 0;</div><div class="line">                <span class="keywordflow">if</span> (plus) {</div><div class="line">                        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line">                        <span class="keywordflow">if</span> (is_dot_or_dotdot(name)) {</div><div class="line">                                e = (<span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a>) {</div><div class="line">                                        .<a class="code" href="structfuse__entry__param.html#adcdee37c96ad18380a47cdbe96a323b9">attr</a>.st_ino = d-&gt;entry-&gt;d_ino,</div><div class="line">                                        .attr.st_mode = d-&gt;entry-&gt;d_type &lt;&lt; 12,</div><div class="line">                                };</div><div class="line">                        } <span class="keywordflow">else</span> {</div><div class="line">                                err = lo_do_lookup(req, ino, name, &amp;e);</div><div class="line">                                <span class="keywordflow">if</span> (err)</div><div class="line">                                        <span class="keywordflow">goto</span> error;</div><div class="line">                                entry_ino = e.<a class="code" href="structfuse__entry__param.html#a285ba89754871772d940fa4fb736bce3">ino</a>;</div><div class="line">                        }</div><div class="line"></div><div class="line">                        entsize = <a class="code" href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus</a>(req, p, rem, name,</div><div class="line">                                                         &amp;e, nextoff);</div><div class="line">                } <span class="keywordflow">else</span> {</div><div class="line">                        <span class="keyword">struct </span>stat st = {</div><div class="line">                                .st_ino = d-&gt;entry-&gt;d_ino,</div><div class="line">                                .st_mode = d-&gt;entry-&gt;d_type &lt;&lt; 12,</div><div class="line">                        };</div><div class="line">                        entsize = <a class="code" href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(req, p, rem, name,</div><div class="line">                                                    &amp;st, nextoff);</div><div class="line">                }</div><div class="line">                <span class="keywordflow">if</span> (entsize &gt; rem) {</div><div class="line">                        <span class="keywordflow">if</span> (entry_ino != 0) </div><div class="line">                                lo_forget_one(req, entry_ino, 1);</div><div class="line">                        <span class="keywordflow">break</span>;</div><div class="line">                }</div><div class="line">                </div><div class="line">                p += entsize;</div><div class="line">                rem -= entsize;</div><div class="line"></div><div class="line">                d-&gt;entry = NULL;</div><div class="line">                d-&gt;offset = nextoff;</div><div class="line">        }</div><div class="line"></div><div class="line">    err = 0;</div><div class="line">error:</div><div class="line">    <span class="comment">// If there&#39;s an error, we can only signal it if we haven&#39;t stored</span></div><div class="line">    <span class="comment">// any entries yet - otherwise we&#39;d end up with wrong lookup</span></div><div class="line">    <span class="comment">// counts for the entries that are already in the buffer. So we</span></div><div class="line">    <span class="comment">// return what we&#39;ve collected until that point.</span></div><div class="line">    <span class="keywordflow">if</span> (err &amp;&amp; rem == size)</div><div class="line">            <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line">    <span class="keywordflow">else</span></div><div class="line">            <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, buf, size - rem);</div><div class="line">    free(buf);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_readdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line">                       off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        lo_do_readdir(req, ino, size, offset, fi, 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_readdirplus(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line">                           off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        lo_do_readdir(req, ino, size, offset, fi, 1);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_releasedir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span>lo_dirp *d = lo_dirp(fi);</div><div class="line">        (void) ino;</div><div class="line">        closedir(d-&gt;dp);</div><div class="line">        free(d);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_create(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                      mode_t mode, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> fd;</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div><div class="line">        <span class="keywordtype">int</span> err;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_create(parent=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line">                        parent, name);</div><div class="line"></div><div class="line">        fd = openat(lo_fd(req, parent), name,</div><div class="line">                    (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> | O_CREAT) &amp; ~O_NOFOLLOW, mode);</div><div class="line">        <span class="keywordflow">if</span> (fd == -1)</div><div class="line">                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"></div><div class="line">        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = fd;</div><div class="line"></div><div class="line">        err = lo_do_lookup(req, parent, name, &amp;e);</div><div class="line">        <span class="keywordflow">if</span> (err)</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#abea78d22349198f8370d7cb91fbf05ed">fuse_reply_create</a>(req, &amp;e, fi);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_fsyncdir(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line">                        <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keywordtype">int</span> fd = dirfd(lo_dirp(fi)-&gt;dp);</div><div class="line">        (void) ino;</div><div class="line">        <span class="keywordflow">if</span> (datasync)</div><div class="line">                res = fdatasync(fd);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                res = fsync(fd);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_open(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> fd;</div><div class="line">        <span class="keywordtype">char</span> buf[64];</div><div class="line">        <span class="keyword">struct </span>lo_data *lo = lo_data(req);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_open(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, flags=%d)\n&quot;</span>,</div><div class="line">                        ino, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a>);</div><div class="line"></div><div class="line">        <span class="comment">/* With writeback cache, kernel may send read requests even</span></div><div class="line"><span class="comment">           when userspace opened write-only */</span></div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp; (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; O_ACCMODE) == O_WRONLY) {</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp;= ~O_ACCMODE;</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> |= O_RDWR;</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="comment">/* With writeback cache, O_APPEND is handled by the kernel.</span></div><div class="line"><span class="comment">           This breaks atomicity (since the file may change in the</span></div><div class="line"><span class="comment">           underlying filesystem, so that the kernel&#39;s idea of the</span></div><div class="line"><span class="comment">           end of the file isn&#39;t accurate anymore). In this example,</span></div><div class="line"><span class="comment">           we just accept that. A more rigorous filesystem may want</span></div><div class="line"><span class="comment">           to return an error here */</span></div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;writeback &amp;&amp; (fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; O_APPEND))</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp;= ~O_APPEND;</div><div class="line"></div><div class="line">        sprintf(buf, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, lo_fd(req, ino));</div><div class="line">        fd = open(buf, fi-&gt;<a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> &amp; ~O_NOFOLLOW);</div><div class="line">        <span class="keywordflow">if</span> (fd == -1)</div><div class="line">                <span class="keywordflow">return</span> (<span class="keywordtype">void</span>) <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line"></div><div class="line">        fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a> = fd;</div><div class="line">        <span class="keywordflow">if</span> (lo-&gt;cache == CACHE_NEVER)</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#a03b59a10e62963d9affa34ad78bd144a">direct_io</a> = 1;</div><div class="line">        <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lo-&gt;cache == CACHE_ALWAYS)</div><div class="line">                fi-&gt;<a class="code" href="structfuse__file__info.html#a23a64eaecbf83f99aba8ee79e6de2780">keep_cache</a> = 1;</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, fi);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_release(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        (void) ino;</div><div class="line"></div><div class="line">        close(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_flush(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        (void) ino;</div><div class="line">        res = close(dup(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>));</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_fsync(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> datasync,</div><div class="line">                     <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        (void) ino;</div><div class="line">        <span class="keywordflow">if</span> (datasync)</div><div class="line">                res = fdatasync(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                res = fsync(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>);</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_read(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div><div class="line">                    off_t offset, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> buf = FUSE_BUFVEC_INIT(size);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_read(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, size=%zd, &quot;</span></div><div class="line">                        <span class="stringliteral">&quot;off=%lu)\n&quot;</span>, ino, size, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) offset);</div><div class="line"></div><div class="line">        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> = <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a> | <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9">FUSE_BUF_FD_SEEK</a>;</div><div class="line">        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a62b2ae82904ac4355142984b9dd90d68">fd</a> = fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line">        buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a8de23b7869b06b9a9caef6beb7c9e88e">pos</a> = offset;</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a1242694fe0fb6e253a88b57795987302">fuse_reply_data</a>(req, &amp;buf, <a class="code" href="fuse__common_8h.html#aec0ad71a3e8c357ebe7e87cdecbdbe18af239e556066a5d73b3ff542216b157b9">FUSE_BUF_SPLICE_MOVE</a>);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_write_buf(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div><div class="line">                         <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *in_buf, off_t off,</div><div class="line">                         <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        (void) ino;</div><div class="line">        ssize_t res;</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> out_buf = FUSE_BUFVEC_INIT(<a class="code" href="fuse__common_8h.html#a4327f41b2fe1ca84151b407169bd86c0">fuse_buf_size</a>(in_buf));</div><div class="line"></div><div class="line">        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a1928e204554f2d37cb8dac28a8a2f28c">flags</a> = <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58affd5b3b7e9cdd5f89b3126eea96e033b">FUSE_BUF_IS_FD</a> | <a class="code" href="fuse__common_8h.html#a5e36b839c4dbf0439bd85b61c7213a58ad67d5c6075febad0594f06d46d02bfa9">FUSE_BUF_FD_SEEK</a>;</div><div class="line">        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a62b2ae82904ac4355142984b9dd90d68">fd</a> = fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>;</div><div class="line">        out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#a8de23b7869b06b9a9caef6beb7c9e88e">pos</a> = <a class="code" href="structfuse__bufvec.html#a0fbb583168d52562f0f848562ecf63bc">off</a>;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_write(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, size=%zd, off=%lu)\n&quot;</span>,</div><div class="line">                        ino, out_buf.<a class="code" href="structfuse__bufvec.html#a754caca61fdf8107d28b510505a033bb">buf</a>[0].<a class="code" href="structfuse__buf.html#afb58c1e18f434d1d4edb784d00e2e13d">size</a>, (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span>) off);</div><div class="line"></div><div class="line">        res = <a class="code" href="fuse__common_8h.html#a9ca301390fb5e85b85153abb1891a3f7">fuse_buf_copy</a>(&amp;out_buf, in_buf, 0);</div><div class="line">        <span class="keywordflow">if</span>(res &lt; 0)</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, -res);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a>(req, (<span class="keywordtype">size_t</span>) res);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_statfs(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        <span class="keyword">struct </span>statvfs stbuf;</div><div class="line"></div><div class="line">        res = fstatvfs(lo_fd(req, ino), &amp;stbuf);</div><div class="line">        <span class="keywordflow">if</span> (res == -1)</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, errno);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#aa1d95ec3ca674253baac3639ea10f0ff">fuse_reply_statfs</a>(req, &amp;stbuf);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_fallocate(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">int</span> mode,</div><div class="line">                         off_t offset, off_t length, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> err;</div><div class="line">        (void) ino;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (mode) {</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EOPNOTSUPP);</div><div class="line">                <span class="keywordflow">return</span>;</div><div class="line">        }</div><div class="line"></div><div class="line">        err = posix_fallocate(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, offset, length);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, err);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_flock(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line">                     <span class="keywordtype">int</span> op)</div><div class="line">{</div><div class="line">        <span class="keywordtype">int</span> res;</div><div class="line">        (void) ino;</div><div class="line"></div><div class="line">        res = flock(fi-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, op);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, res == -1 ? errno : 0);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_getxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                        <span class="keywordtype">size_t</span> size)</div><div class="line">{</div><div class="line">        <span class="keywordtype">char</span> *value = NULL;</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        ssize_t ret;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line"></div><div class="line">        saverr = ENOSYS;</div><div class="line">        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_getxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s size=%zd)\n&quot;</span>,</div><div class="line">                        ino, name, size);</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                <span class="comment">/* Sorry, no race free way to getxattr on symlink. */</span></div><div class="line">                saverr = EPERM;</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line">        }</div><div class="line"></div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (size) {</div><div class="line">                value = malloc(size);</div><div class="line">                <span class="keywordflow">if</span> (!value)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">                ret = getxattr(procname, name, value, size);</div><div class="line">                <span class="keywordflow">if</span> (ret == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">                saverr = 0;</div><div class="line">                <span class="keywordflow">if</span> (ret == 0)</div><div class="line">                        <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, value, ret);</div><div class="line">        } <span class="keywordflow">else</span> {</div><div class="line">                ret = getxattr(procname, name, NULL, 0);</div><div class="line">                <span class="keywordflow">if</span> (ret == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, ret);</div><div class="line">        }</div><div class="line">out_free:</div><div class="line">        free(value);</div><div class="line">        <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">out_err:</div><div class="line">        saverr = errno;</div><div class="line">out:</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">        <span class="keywordflow">goto</span> out_free;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_listxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size)</div><div class="line">{</div><div class="line">        <span class="keywordtype">char</span> *value = NULL;</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        ssize_t ret;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line"></div><div class="line">        saverr = ENOSYS;</div><div class="line">        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_listxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, size=%zd)\n&quot;</span>,</div><div class="line">                        ino, size);</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                <span class="comment">/* Sorry, no race free way to listxattr on symlink. */</span></div><div class="line">                saverr = EPERM;</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line">        }</div><div class="line"></div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (size) {</div><div class="line">                value = malloc(size);</div><div class="line">                <span class="keywordflow">if</span> (!value)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">                ret = listxattr(procname, value, size);</div><div class="line">                <span class="keywordflow">if</span> (ret == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line">                saverr = 0;</div><div class="line">                <span class="keywordflow">if</span> (ret == 0)</div><div class="line">                        <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, value, ret);</div><div class="line">        } <span class="keywordflow">else</span> {</div><div class="line">                ret = listxattr(procname, NULL, 0);</div><div class="line">                <span class="keywordflow">if</span> (ret == -1)</div><div class="line">                        <span class="keywordflow">goto</span> out_err;</div><div class="line"></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#afed32e5d3e1f54d390103f79ebb8bd42">fuse_reply_xattr</a>(req, ret);</div><div class="line">        }</div><div class="line">out_free:</div><div class="line">        free(value);</div><div class="line">        <span class="keywordflow">return</span>;</div><div class="line"></div><div class="line">out_err:</div><div class="line">        saverr = errno;</div><div class="line">out:</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">        <span class="keywordflow">goto</span> out_free;</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_setxattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div><div class="line">                        <span class="keyword">const</span> <span class="keywordtype">char</span> *value, <span class="keywordtype">size_t</span> size, <span class="keywordtype">int</span> flags)</div><div class="line">{</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        ssize_t ret;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line"></div><div class="line">        saverr = ENOSYS;</div><div class="line">        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_setxattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s value=%s size=%zd)\n&quot;</span>,</div><div class="line">                        ino, name, value, size);</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                <span class="comment">/* Sorry, no race free way to setxattr on symlink. */</span></div><div class="line">                saverr = EPERM;</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line">        }</div><div class="line"></div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        ret = setxattr(procname, name, value, size, flags);</div><div class="line">        saverr = ret == -1 ? errno : 0;</div><div class="line"></div><div class="line">out:</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_removexattr(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div><div class="line">{</div><div class="line">        <span class="keywordtype">char</span> procname[64];</div><div class="line">        <span class="keyword">struct </span>lo_inode *inode = lo_inode(req, ino);</div><div class="line">        ssize_t ret;</div><div class="line">        <span class="keywordtype">int</span> saverr;</div><div class="line"></div><div class="line">        saverr = ENOSYS;</div><div class="line">        <span class="keywordflow">if</span> (!lo_data(req)-&gt;xattr)</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req)) {</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_removexattr(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;, name=%s)\n&quot;</span>,</div><div class="line">                        ino, name);</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (inode-&gt;is_symlink) {</div><div class="line">                <span class="comment">/* Sorry, no race free way to setxattr on symlink. */</span></div><div class="line">                saverr = EPERM;</div><div class="line">                <span class="keywordflow">goto</span> out;</div><div class="line">        }</div><div class="line"></div><div class="line">        sprintf(procname, <span class="stringliteral">&quot;/proc/self/fd/%i&quot;</span>, inode-&gt;fd);</div><div class="line"></div><div class="line">        ret = removexattr(procname, name);</div><div class="line">        saverr = ret == -1 ? errno : 0;</div><div class="line"></div><div class="line">out:</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, saverr);</div><div class="line">}</div><div class="line"></div><div class="line"><span class="preprocessor">#ifdef HAVE_COPY_FILE_RANGE</span></div><div class="line"><span class="keyword">static</span> <span class="keywordtype">void</span> lo_copy_file_range(<a class="code" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_in, off_t off_in,</div><div class="line">                               <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_in,</div><div class="line">                               <a class="code" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_out, off_t off_out,</div><div class="line">                               <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, <span class="keywordtype">size_t</span> len,</div><div class="line">                               <span class="keywordtype">int</span> flags)</div><div class="line">{</div><div class="line">        ssize_t res;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo_debug(req))</div><div class="line">                fprintf(stderr, <span class="stringliteral">&quot;lo_copy_file_range(ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;/fd=%lu, &quot;</span></div><div class="line">                                <span class="stringliteral">&quot;off=%lu, ino=%&quot;</span> PRIu64 <span class="stringliteral">&quot;/fd=%lu, &quot;</span></div><div class="line">                                <span class="stringliteral">&quot;off=%lu, size=%zd, flags=0x%x)\n&quot;</span>,</div><div class="line">                        ino_in, fi_in-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, off_in, ino_out, fi_out-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, off_out,</div><div class="line">                        len, flags);</div><div class="line"></div><div class="line">        res = copy_file_range(fi_in-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, &amp;off_in, fi_out-&gt;<a class="code" href="structfuse__file__info.html#a45314d0b92a8d4c9de33d996aa59ada8">fh</a>, &amp;off_out, len,</div><div class="line">                              flags);</div><div class="line">        <span class="keywordflow">if</span> (res &lt; 0)</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, -errno);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#aa3cfa73f61d6ef461ab5a3fbf859eb97">fuse_reply_write</a>(req, res);</div><div class="line">}</div><div class="line"><span class="preprocessor">#endif</span></div><div class="line"></div><div class="line"><span class="keyword">static</span> <span class="keyword">struct </span><a class="code" href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a> lo_oper = {</div><div class="line">        .<a class="code" href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">init</a>           = lo_init,</div><div class="line">        .lookup         = lo_lookup,</div><div class="line">        .mkdir          = lo_mkdir,</div><div class="line">        .mknod          = lo_mknod,</div><div class="line">        .symlink        = lo_symlink,</div><div class="line">        .link           = lo_link,</div><div class="line">        .unlink         = lo_unlink,</div><div class="line">        .rmdir          = lo_rmdir,</div><div class="line">        .rename         = lo_rename,</div><div class="line">        .forget         = lo_forget,</div><div class="line">        .forget_multi   = lo_forget_multi,</div><div class="line">        .getattr        = lo_getattr,</div><div class="line">        .setattr        = lo_setattr,</div><div class="line">        .readlink       = lo_readlink,</div><div class="line">        .opendir        = lo_opendir,</div><div class="line">        .readdir        = lo_readdir,</div><div class="line">        .readdirplus    = lo_readdirplus,</div><div class="line">        .releasedir     = lo_releasedir,</div><div class="line">        .fsyncdir       = lo_fsyncdir,</div><div class="line">        .create         = lo_create,</div><div class="line">        .open           = lo_open,</div><div class="line">        .release        = lo_release,</div><div class="line">        .flush          = lo_flush,</div><div class="line">        .fsync          = lo_fsync,</div><div class="line">        .read           = lo_read,</div><div class="line">        .write_buf      = lo_write_buf,</div><div class="line">        .statfs         = lo_statfs,</div><div class="line">        .fallocate      = lo_fallocate,</div><div class="line">        .flock          = lo_flock,</div><div class="line">        .getxattr       = lo_getxattr,</div><div class="line">        .listxattr      = lo_listxattr,</div><div class="line">        .setxattr       = lo_setxattr,</div><div class="line">        .removexattr    = lo_removexattr,</div><div class="line"><span class="preprocessor">#ifdef HAVE_COPY_FILE_RANGE</span></div><div class="line">        .copy_file_range = lo_copy_file_range,</div><div class="line"><span class="preprocessor">#endif</span></div><div class="line">};</div><div class="line"></div><div class="line"><span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div><div class="line">{</div><div class="line">        <span class="keyword">struct </span><a class="code" href="structfuse__args.html">fuse_args</a> args = <a class="code" href="fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a>(argc, argv);</div><div class="line">        <span class="keyword">struct </span>fuse_session *se;</div><div class="line">        <span class="keyword">struct </span>fuse_cmdline_opts opts;</div><div class="line">        <span class="keyword">struct </span>lo_data lo = { .debug = 0,</div><div class="line">                              .writeback = 0 };</div><div class="line">        <span class="keywordtype">int</span> ret = -1;</div><div class="line"></div><div class="line">        <span class="comment">/* Don&#39;t mask creation mode, kernel already did that */</span></div><div class="line">        umask(0);</div><div class="line"></div><div class="line">        pthread_mutex_init(&amp;lo.mutex, NULL);</div><div class="line">        lo.root.next = lo.root.prev = &amp;lo.root;</div><div class="line">        lo.root.fd = -1;</div><div class="line">        lo.cache = CACHE_NORMAL;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#a8421a0cb3b6fb7013c7272c6997d1e08">fuse_parse_cmdline</a>(&amp;args, &amp;opts) != 0)</div><div class="line">                <span class="keywordflow">return</span> 1;</div><div class="line">        <span class="keywordflow">if</span> (opts.show_help) {</div><div class="line">                printf(<span class="stringliteral">&quot;usage: %s [options] &lt;mountpoint&gt;\n\n&quot;</span>, argv[0]);</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a7235e3a2d1c780d5e0beaee13c81529f">fuse_cmdline_help</a>();</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a>();</div><div class="line">                ret = 0;</div><div class="line">                <span class="keywordflow">goto</span> err_out1;</div><div class="line">        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (opts.show_version) {</div><div class="line">                printf(<span class="stringliteral">&quot;FUSE library version %s\n&quot;</span>, <a class="code" href="fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a>());</div><div class="line">                <a class="code" href="fuse__lowlevel_8h.html#ac6e2d0fde62dcf4f0e57afeabeefd7b1">fuse_lowlevel_version</a>();</div><div class="line">                ret = 0;</div><div class="line">                <span class="keywordflow">goto</span> err_out1;</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span>(opts.mountpoint == NULL) {</div><div class="line">                printf(<span class="stringliteral">&quot;usage: %s [options] &lt;mountpoint&gt;\n&quot;</span>, argv[0]);</div><div class="line">                printf(<span class="stringliteral">&quot;       %s --help\n&quot;</span>, argv[0]);</div><div class="line">                ret = 1;</div><div class="line">                <span class="keywordflow">goto</span> err_out1;</div><div class="line">        }</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (<a class="code" href="fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(&amp;args, &amp;lo, lo_opts, NULL)== -1)</div><div class="line">                <span class="keywordflow">return</span> 1;</div><div class="line"></div><div class="line">        lo.debug = opts.debug;</div><div class="line">        lo.root.refcount = 2;</div><div class="line">        <span class="keywordflow">if</span> (lo.source) {</div><div class="line">                <span class="keyword">struct </span>stat stat;</div><div class="line">                <span class="keywordtype">int</span> res;</div><div class="line"></div><div class="line">                res = lstat(lo.source, &amp;stat);</div><div class="line">                <span class="keywordflow">if</span> (res == -1)</div><div class="line">                        err(1, <span class="stringliteral">&quot;failed to stat source (\&quot;%s\&quot;)&quot;</span>, lo.source);</div><div class="line">                <span class="keywordflow">if</span> (!S_ISDIR(stat.st_mode))</div><div class="line">                        errx(1, <span class="stringliteral">&quot;source is not a directory&quot;</span>);</div><div class="line"></div><div class="line">        } <span class="keywordflow">else</span> {</div><div class="line">                lo.source = <span class="stringliteral">&quot;/&quot;</span>;</div><div class="line">        }</div><div class="line">        lo.root.is_symlink = <span class="keyword">false</span>;</div><div class="line">        <span class="keywordflow">if</span> (!lo.timeout_set) {</div><div class="line">                <span class="keywordflow">switch</span> (lo.cache) {</div><div class="line">                <span class="keywordflow">case</span> CACHE_NEVER:</div><div class="line">                        lo.timeout = 0.0;</div><div class="line">                        <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line">                <span class="keywordflow">case</span> CACHE_NORMAL:</div><div class="line">                        lo.timeout = 1.0;</div><div class="line">                        <span class="keywordflow">break</span>;</div><div class="line"></div><div class="line">                <span class="keywordflow">case</span> CACHE_ALWAYS:</div><div class="line">                        lo.timeout = 86400.0;</div><div class="line">                        <span class="keywordflow">break</span>;</div><div class="line">                }</div><div class="line">        } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lo.timeout &lt; 0) {</div><div class="line">                errx(1, <span class="stringliteral">&quot;timeout is negative (%lf)&quot;</span>, lo.timeout);</div><div class="line">        }</div><div class="line"></div><div class="line">        lo.root.fd = open(lo.source, O_PATH);</div><div class="line">        <span class="keywordflow">if</span> (lo.root.fd == -1)</div><div class="line">                err(1, <span class="stringliteral">&quot;open(\&quot;%s\&quot;, O_PATH)&quot;</span>, lo.source);</div><div class="line"></div><div class="line">        se = <a class="code" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a>(&amp;args, &amp;lo_oper, <span class="keyword">sizeof</span>(lo_oper), &amp;lo);</div><div class="line">        <span class="keywordflow">if</span> (se == NULL)</div><div class="line">            <span class="keywordflow">goto</span> err_out1;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (<a class="code" href="fuse__common_8h.html#a292dccc3c7b1799cb054efa2ba0c774b">fuse_set_signal_handlers</a>(se) != 0)</div><div class="line">            <span class="keywordflow">goto</span> err_out2;</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (<a class="code" href="fuse__lowlevel_8h.html#aa6d77679a110582684e9ca2da623bbc2">fuse_session_mount</a>(se, opts.mountpoint) != 0)</div><div class="line">            <span class="keywordflow">goto</span> err_out3;</div><div class="line"></div><div class="line">        <a class="code" href="fuse__common_8h.html#af1857d2209952f49a762aff39f3cd8bd">fuse_daemonize</a>(opts.foreground);</div><div class="line"></div><div class="line">        <span class="comment">/* Block until ctrl+c or fusermount -u */</span></div><div class="line">        <span class="keywordflow">if</span> (opts.singlethread)</div><div class="line">                ret = <a class="code" href="fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a>(se);</div><div class="line">        <span class="keywordflow">else</span></div><div class="line">                ret = fuse_session_loop_mt(se, opts.clone_fd);</div><div class="line"></div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a6c10d942751ddb214863a8b5e53de5e8">fuse_session_unmount</a>(se);</div><div class="line">err_out3:</div><div class="line">        <a class="code" href="fuse__common_8h.html#aeb674bbc11074c4fe520b952d6bfdd30">fuse_remove_signal_handlers</a>(se);</div><div class="line">err_out2:</div><div class="line">        <a class="code" href="fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a>(se);</div><div class="line">err_out1:</div><div class="line">        free(opts.mountpoint);</div><div class="line">        <a class="code" href="fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a>(&amp;args);</div><div class="line"></div><div class="line">        <span class="keywordflow">if</span> (lo.root.fd &gt;= 0)</div><div class="line">                close(lo.root.fd);</div><div class="line"></div><div class="line">        <span class="keywordflow">return</span> ret ? 1 : 0;</div><div class="line">}</div></div><!-- fragment --> 
<p class="definition">Definition in file <a class="el" href="passthrough__ll_8c_source.html">passthrough_ll.c</a>.</p>
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</body>
</html>
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<title>libfuse: fuse_lowlevel_ops Struct Reference</title>
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<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
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<table cellspacing="0" cellpadding="0">
 <tbody>
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   <div id="projectname">libfuse
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<div class="header">
  <div class="summary">
<a href="#pub-attribs">Data Fields</a>  </div>
  <div class="headertitle">
<div class="title">fuse_lowlevel_ops Struct Reference</div>  </div>
</div><!--header-->
<div class="contents">

<p><code>#include &lt;<a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Data Fields</h2></td></tr>
<tr class="memitem:aa8ed20e1d06c42a386404fba0d3e56b5"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#aa8ed20e1d06c42a386404fba0d3e56b5">init</a> )(void *userdata, struct <a class="el" href="structfuse__conn__info.html">fuse_conn_info</a> *conn)</td></tr>
<tr class="separator:aa8ed20e1d06c42a386404fba0d3e56b5"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab4eb554489467eaafa152d102cdac97d"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#ab4eb554489467eaafa152d102cdac97d">destroy</a> )(void *userdata)</td></tr>
<tr class="separator:ab4eb554489467eaafa152d102cdac97d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7f46abd7c2795cfcf7a3d8c5ee8f6c70"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a7f46abd7c2795cfcf7a3d8c5ee8f6c70">lookup</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name)</td></tr>
<tr class="separator:a7f46abd7c2795cfcf7a3d8c5ee8f6c70"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a9fca05bcb3594ccd68d288ebd37a8467"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a9fca05bcb3594ccd68d288ebd37a8467">forget</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</td></tr>
<tr class="separator:a9fca05bcb3594ccd68d288ebd37a8467"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a863ccafbcdd07a55835c4e82c4854155"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a863ccafbcdd07a55835c4e82c4854155">getattr</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td></tr>
<tr class="separator:a863ccafbcdd07a55835c4e82c4854155"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8fce08ae0d6a4f289bffbf9a9defe926"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a8fce08ae0d6a4f289bffbf9a9defe926">setattr</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct stat *attr, int to_set, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td></tr>
<tr class="separator:a8fce08ae0d6a4f289bffbf9a9defe926"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adc02a9a897f917f69295c011bebc6fd1"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#adc02a9a897f917f69295c011bebc6fd1">readlink</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</td></tr>
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<tr class="memitem:aa018e55c9f36451cdeabcd1e044b3015"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#aa018e55c9f36451cdeabcd1e044b3015">poll</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, struct fuse_pollhandle *ph)</td></tr>
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<tr class="memitem:a367c8976fafade9584f65f04592b6980"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a367c8976fafade9584f65f04592b6980">write_buf</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__bufvec.html">fuse_bufvec</a> *bufv, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td></tr>
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<tr class="memitem:aabcc4e0721c891ec31b5e18185fe83c7"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#aabcc4e0721c891ec31b5e18185fe83c7">retrieve_reply</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, void *cookie, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, off_t offset, struct <a class="el" href="structfuse__bufvec.html">fuse_bufvec</a> *bufv)</td></tr>
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<tr class="memitem:afccc9bbfa0b3d4f8d5f8d4522b7f68f1"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#afccc9bbfa0b3d4f8d5f8d4522b7f68f1">forget_multi</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, size_t count, struct fuse_forget_data *forgets)</td></tr>
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<tr class="memitem:a840ce0b71db19ed4607fe444d2d4c14e"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a840ce0b71db19ed4607fe444d2d4c14e">flock</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, int op)</td></tr>
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<tr class="memitem:a66727384614c3fa8d44b4ad1fc9da36b"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a66727384614c3fa8d44b4ad1fc9da36b">fallocate</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int mode, off_t offset, off_t length, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td></tr>
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<tr class="memitem:a83c19a8b50f0520d3857cf0af4c9b1a7"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a83c19a8b50f0520d3857cf0af4c9b1a7">readdirplus</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, size_t size, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td></tr>
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<tr class="memitem:a871740861ba7ea9d3198cc6b81485b4b"><td class="memItemLeft" align="right" valign="top">void(*&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfuse__lowlevel__ops.html#a871740861ba7ea9d3198cc6b81485b4b">copy_file_range</a> )(<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_in, off_t off_in, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi_in, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_out, off_t off_out, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, size_t len, int flags)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Low level filesystem operations</p>
<p>Most of the methods (with the exception of init and destroy) receive a request handle (fuse_req_t) as their first argument. This handle must be passed to one of the specified reply functions.</p>
<p>This may be done inside the method invocation, or after the call has returned. The request handle is valid until one of the reply functions is called.</p>
<p>Other pointer arguments (name, <a class="el" href="structfuse__file__info.html">fuse_file_info</a>, etc) are not valid after the call has returned, so if they are needed later, their contents have to be copied.</p>
<p>In general, all methods are expected to perform any necessary permission checking. However, a filesystem may delegate this task to the kernel by passing the <code>default_permissions</code> mount option to <code><a class="el" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new()</a></code>. In this case, methods will only be called if the kernel's permission check has succeeded.</p>
<p>The filesystem sometimes needs to handle a return value of -ENOENT from the reply function, which means, that the request was interrupted, and the reply discarded. For example if <a class="el" href="fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open()</a> return -ENOENT means, that the release method for this file will not be called. </p>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00175">175</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>
</div><h2 class="groupheader">Field Documentation</h2>
<a id="ac9fec3156389a36345dbbb76161641c7"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ac9fec3156389a36345dbbb76161641c7">&#9670;&nbsp;</a></span>access</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::access) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int mask)</td>
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<p>Check file access permissions</p>
<p>This will be called for the <a class="el" href="structfuse__lowlevel__ops.html#ac9fec3156389a36345dbbb76161641c7">access()</a> and chdir() system calls. If the 'default_permissions' mount option is given, this method is not called.</p>
<p>This method is not called under Linux kernel versions 2.4.x</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent success, i.e. this and all future <a class="el" href="structfuse__lowlevel__ops.html#ac9fec3156389a36345dbbb76161641c7">access()</a> requests will succeed without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">mask</td><td>requested access mode </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00878">878</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a1494daeb570415261a157e714b6875f2">&#9670;&nbsp;</a></span>bmap</h2>

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<p>Map block index within file to block index within device</p>
<p>Note: This makes sense only for block device backed filesystems mounted with the 'blkdev' option</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a1494daeb570415261a157e714b6875f2">bmap()</a> requests will fail with the same error code without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_bmap fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">blocksize</td><td>unit of block index </td></tr>
    <tr><td class="paramname">idx</td><td>block index within file </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00971">971</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a871740861ba7ea9d3198cc6b81485b4b">&#9670;&nbsp;</a></span>copy_file_range</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::copy_file_range) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_in, off_t off_in, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi_in, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino_out, off_t off_out, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi_out, size_t len, int flags)</td>
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<p>Copy a range of data from one file to another</p>
<p>Performs an optimized copy between two file descriptors without the additional cost of transferring data through the FUSE kernel module to user space (glibc) and then back into the FUSE filesystem again.</p>
<p>In case this method is not implemented, glibc falls back to reading data from the source and writing to the destination. Effectively doing an inefficient copy of the data.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a871740861ba7ea9d3198cc6b81485b4b">copy_file_range()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_write fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino_in</td><td>the inode number or the source file </td></tr>
    <tr><td class="paramname">off_in</td><td>starting point from were the data should be read </td></tr>
    <tr><td class="paramname">fi_in</td><td>file information of the source file </td></tr>
    <tr><td class="paramname">ino_out</td><td>the inode number or the destination file </td></tr>
    <tr><td class="paramname">off_out</td><td>starting point where the data should be written </td></tr>
    <tr><td class="paramname">fi_out</td><td>file information of the destination file </td></tr>
    <tr><td class="paramname">len</td><td>maximum size of the data to copy </td></tr>
    <tr><td class="paramname">flags</td><td>passed along with the <a class="el" href="structfuse__lowlevel__ops.html#a871740861ba7ea9d3198cc6b81485b4b">copy_file_range()</a> syscall </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01194">1194</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a6d5462b231d9e4af6e3b7dd288992603">&#9670;&nbsp;</a></span>create</h2>

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<p>Create and open a file</p>
<p>If the file does not exist, first create it with the specified mode, and then open it.</p>
<p>See the description of the open handler for more information.</p>
<p>If this method is not implemented or under Linux kernel versions earlier than 2.6.15, the <a class="el" href="structfuse__lowlevel__ops.html#ad4bdf5bac31f832125c76ee3b8e055f8">mknod()</a> and <a class="el" href="structfuse__lowlevel__ops.html#a9407639babe9be1523009820a09a3628">open()</a> methods will be called instead.</p>
<p>If this request is answered with an error code of ENOSYS, the handler is treated as not implemented (i.e., for this and future requests the <a class="el" href="structfuse__lowlevel__ops.html#ad4bdf5bac31f832125c76ee3b8e055f8">mknod()</a> and <a class="el" href="structfuse__lowlevel__ops.html#a9407639babe9be1523009820a09a3628">open()</a> handlers will be called instead).</p>
<p>Valid replies: fuse_reply_create fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to create </td></tr>
    <tr><td class="paramname">mode</td><td>file type and mode with which to create the new file </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00907">907</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ab4eb554489467eaafa152d102cdac97d">&#9670;&nbsp;</a></span>destroy</h2>

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<p>Clean up filesystem.</p>
<p>Called on filesystem exit. When this method is called, the connection to the kernel may be gone already, so that eg. calls to fuse_lowlevel_notify_* will fail.</p>
<p>There's no reply to this function</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">userdata</td><td>the user data passed to <a class="el" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new()</a> </td></tr>
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<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00205">205</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a66727384614c3fa8d44b4ad1fc9da36b">&#9670;&nbsp;</a></span>fallocate</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::fallocate) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int mode, off_t offset, off_t length, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Allocate requested space. If this function returns success then subsequent writes to the specified range shall not fail due to the lack of free space on the file system storage media.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a66727384614c3fa8d44b4ad1fc9da36b">fallocate()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">offset</td><td>starting point for allocated region </td></tr>
    <tr><td class="paramname">length</td><td>size of allocated region </td></tr>
    <tr><td class="paramname">mode</td><td>determines the operation to be performed on the given range, see fallocate(2) </td></tr>
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  </dd>
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<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01133">1133</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a840ce0b71db19ed4607fe444d2d4c14e">&#9670;&nbsp;</a></span>flock</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::flock) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, int op)</td>
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<p>Acquire, modify or release a BSD file lock</p>
<p>Note: if the locking methods are not implemented, the kernel will still allow file locking to work locally. Hence these are only interesting for network filesystems and similar.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
    <tr><td class="paramname">op</td><td>the locking operation, see flock(2) </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01110">1110</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ae69315421ba606590fed75353ec5d7ff">&#9670;&nbsp;</a></span>flush</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::flush) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Flush method</p>
<p>This is called on each close() of the opened file.</p>
<p>Since file descriptors can be duplicated (dup, dup2, fork), for one open call there may be many flush calls.</p>
<p>Filesystems shouldn't assume that flush will always be called after some writes, or that if will be called at all.</p>
<p>fi-&gt;fh will contain the value set by the open method, or will be undefined if the open method didn't set any value.</p>
<p>NOTE: the name of the method is misleading, since (unlike fsync) the filesystem is not forced to flush pending writes. One reason to flush data, is if the filesystem wants to return write errors.</p>
<p>If the filesystem supports file locking operations (setlk, getlk) it should remove all locks belonging to 'fi-&gt;owner'.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as success and future calls to <a class="el" href="structfuse__lowlevel__ops.html#ae69315421ba606590fed75353ec5d7ff">flush()</a> will succeed automatically without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00604">604</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a9fca05bcb3594ccd68d288ebd37a8467">&#9670;&nbsp;</a></span>forget</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::forget) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, uint64_t nlookup)</td>
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<p>Forget about an inode</p>
<p>This function is called when the kernel removes an inode from its internal caches.</p>
<p>The inode's lookup count increases by one for every call to fuse_reply_entry and fuse_reply_create. The nlookup parameter indicates by how much the lookup count should be decreased.</p>
<p>Inodes with a non-zero lookup count may receive request from the kernel even after calls to unlink, rmdir or (when overwriting an existing file) rename. Filesystems must handle such requests properly and it is recommended to defer removal of the inode until the lookup count reaches zero. Calls to unlink, rmdir or rename will be followed closely by forget unless the file or directory is open, in which case the kernel issues forget only after the release or releasedir calls.</p>
<p>Note that if a file system will be exported over NFS the inodes lifetime must extend even beyond forget. See the generation field in struct <a class="el" href="structfuse__entry__param.html">fuse_entry_param</a> above.</p>
<p>On unmount the lookup count for all inodes implicitly drops to zero. It is not guaranteed that the file system will receive corresponding forget messages for the affected inodes.</p>
<p>Valid replies: fuse_reply_none</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">nlookup</td><td>the number of lookups to forget </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00256">256</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#afccc9bbfa0b3d4f8d5f8d4522b7f68f1">&#9670;&nbsp;</a></span>forget_multi</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::forget_multi) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, size_t count, struct fuse_forget_data *forgets)</td>
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<p>Forget about multiple inodes</p>
<p>See description of the forget function for more information.</p>
<p>Valid replies: fuse_reply_none</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01092">1092</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a11cc8076319d4784ed316b433840b81d">&#9670;&nbsp;</a></span>fsync</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::fsync) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int datasync, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Synchronize file contents</p>
<p>If the datasync parameter is non-zero, then only the user data should be flushed, not the meta data.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as success and future calls to <a class="el" href="structfuse__lowlevel__ops.html#a11cc8076319d4784ed316b433840b81d">fsync()</a> will succeed automatically without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">datasync</td><td>flag indicating if only data should be flushed </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00653">653</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ab4cf3177aa816446553363dbb51e696d">&#9670;&nbsp;</a></span>fsyncdir</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::fsyncdir) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int datasync, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Synchronize directory contents</p>
<p>If the datasync parameter is non-zero, then only the directory contents should be flushed, not the meta data.</p>
<p>fi-&gt;fh will contain the value set by the opendir method, or will be undefined if the opendir method didn't set any value.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as success and future calls to <a class="el" href="structfuse__lowlevel__ops.html#ab4cf3177aa816446553363dbb51e696d">fsyncdir()</a> will succeed automatically without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">datasync</td><td>flag indicating if only data should be flushed </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00751">751</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a863ccafbcdd07a55835c4e82c4854155">&#9670;&nbsp;</a></span>getattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::getattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Get file attributes.</p>
<p>If writeback caching is enabled, the kernel may have a better idea of a file's length than the FUSE file system (eg if there has been a write that extended the file size, but that has not yet been passed to the filesystem.n</p>
<p>In this case, the st_size value provided by the file system will be ignored.</p>
<p>Valid replies: fuse_reply_attr fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>for future use, currently always NULL </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00277">277</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ad5cdd0ad2881d6893671ff8d7929afea">&#9670;&nbsp;</a></span>getlk</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::getlk) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, struct <a class="el" href="structfuse__lowlevel__ops.html#a840ce0b71db19ed4607fe444d2d4c14e">flock</a> *lock)</td>
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<p>Test for a POSIX file lock</p>
<p>Valid replies: fuse_reply_lock fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
    <tr><td class="paramname">lock</td><td>the region/type to test </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00922">922</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a17214333ecd23875c07cbbfc072ce322">&#9670;&nbsp;</a></span>getxattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::getxattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, const char *name, size_t size)</td>
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<p>Get an extended attribute</p>
<p>If size is zero, the size of the value should be sent with fuse_reply_xattr.</p>
<p>If the size is non-zero, and the value fits in the buffer, the value should be sent with fuse_reply_buf.</p>
<p>If the size is too small for the value, the ERANGE error should be sent.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a17214333ecd23875c07cbbfc072ce322">getxattr()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_buf fuse_reply_data fuse_reply_xattr fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">name</td><td>of the extended attribute </td></tr>
    <tr><td class="paramname">size</td><td>maximum size of the value to send </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00808">808</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aa8ed20e1d06c42a386404fba0d3e56b5">&#9670;&nbsp;</a></span>init</h2>

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<p>Initialize filesystem</p>
<p>This function is called when libfuse establishes communication with the FUSE kernel module. The file system should use this module to inspect and/or modify the connection parameters provided in the <code>conn</code> structure.</p>
<p>Note that some parameters may be overwritten by options passed to <a class="el" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new()</a> which take precedence over the values set in this handler.</p>
<p>There's no reply to this function</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">userdata</td><td>the user data passed to <a class="el" href="fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new()</a> </td></tr>
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  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00192">192</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#af3a2fd74d5b97dca0b7129ad27b348e2">&#9670;&nbsp;</a></span>ioctl</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::ioctl) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, int cmd, void *arg, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, unsigned flags, const void *in_buf, size_t in_bufsz, size_t out_bufsz)</td>
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<p>Ioctl</p>
<p>Note: For unrestricted ioctls (not allowed for FUSE servers), data in and out areas can be discovered by giving iovs and setting FUSE_IOCTL_RETRY in <em>flags</em>. For restricted ioctls, kernel prepares in/out data area according to the information encoded in cmd.</p>
<p>Valid replies: fuse_reply_ioctl_retry fuse_reply_ioctl fuse_reply_ioctl_iov fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">cmd</td><td>ioctl command </td></tr>
    <tr><td class="paramname">arg</td><td>ioctl argument </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
    <tr><td class="paramname">flags</td><td>for FUSE_IOCTL_* flags </td></tr>
    <tr><td class="paramname">in_buf</td><td>data fetched from the caller </td></tr>
    <tr><td class="paramname">in_bufsz</td><td>number of fetched bytes </td></tr>
    <tr><td class="paramname">out_bufsz</td><td>maximum size of output data </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00999">999</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a771fc9da703b4c6544954844684914fd">&#9670;&nbsp;</a></span>link</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::link) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newparent, const char *newname)</td>
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<p>Create a hard link</p>
<p>Valid replies: fuse_reply_entry fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the old inode number </td></tr>
    <tr><td class="paramname">newparent</td><td>inode number of the new parent directory </td></tr>
    <tr><td class="paramname">newname</td><td>new name to create </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00451">451</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#af181f938a15cc314775173ef4744c0b1">&#9670;&nbsp;</a></span>listxattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::listxattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, size_t size)</td>
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<p>List extended attribute names</p>
<p>If size is zero, the total size of the attribute list should be sent with fuse_reply_xattr.</p>
<p>If the size is non-zero, and the null character separated attribute list fits in the buffer, the list should be sent with fuse_reply_buf.</p>
<p>If the size is too small for the list, the ERANGE error should be sent.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#af181f938a15cc314775173ef4744c0b1">listxattr()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_buf fuse_reply_data fuse_reply_xattr fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">size</td><td>maximum size of the list to send </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00839">839</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a7f46abd7c2795cfcf7a3d8c5ee8f6c70">&#9670;&nbsp;</a></span>lookup</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::lookup) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name)</td>
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<p>Look up a directory entry by name and get its attributes.</p>
<p>Valid replies: fuse_reply_entry fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>the name to look up </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00218">218</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ab6304d15b02fe536646d6671784169eb">&#9670;&nbsp;</a></span>mkdir</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::mkdir) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name, mode_t mode)</td>
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<p>Create a directory</p>
<p>Valid replies: fuse_reply_entry fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to create </td></tr>
    <tr><td class="paramname">mode</td><td>with which to create the new file </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00354">354</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#ad4bdf5bac31f832125c76ee3b8e055f8">&#9670;&nbsp;</a></span>mknod</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::mknod) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name, mode_t mode, dev_t rdev)</td>
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<p>Create file node</p>
<p>Create a regular file, character device, block device, fifo or socket node.</p>
<p>Valid replies: fuse_reply_entry fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to create </td></tr>
    <tr><td class="paramname">mode</td><td>file type and mode with which to create the new file </td></tr>
    <tr><td class="paramname">rdev</td><td>the device number (only valid if created file is a device) </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00339">339</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a9407639babe9be1523009820a09a3628">&#9670;&nbsp;</a></span>open</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::open) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Open a file</p>
<p>Open flags are available in fi-&gt;flags. The following rules apply.</p>
<ul>
<li>Creation (O_CREAT, O_EXCL, O_NOCTTY) flags will be filtered out / handled by the kernel.</li>
<li>Access modes (O_RDONLY, O_WRONLY, O_RDWR) should be used by the filesystem to check if the operation is permitted. If the <code>-o default_permissions</code> mount option is given, this check is already done by the kernel before calling <a class="el" href="structfuse__lowlevel__ops.html#a9407639babe9be1523009820a09a3628">open()</a> and may thus be omitted by the filesystem.</li>
<li>When writeback caching is enabled, the kernel may send read requests even for files opened with O_WRONLY. The filesystem should be prepared to handle this.</li>
<li>When writeback caching is disabled, the filesystem is expected to properly handle the O_APPEND flag and ensure that each write is appending to the end of the file.</li>
<li>When writeback caching is enabled, the kernel will handle O_APPEND. However, unless all changes to the file come through the kernel this will not work reliably. The filesystem should thus either ignore the O_APPEND flag (and let the kernel handle it), or return an error (indicating that reliably O_APPEND is not available).</li>
</ul>
<p>Filesystem may store an arbitrary file handle (pointer, index, etc) in fi-&gt;fh, and use this in other all other file operations (read, write, flush, release, fsync).</p>
<p>Filesystem may also implement stateless file I/O and not store anything in fi-&gt;fh.</p>
<p>There are also some flags (direct_io, keep_cache) which the filesystem may set in fi, to change the way the file is opened. See <a class="el" href="structfuse__file__info.html">fuse_file_info</a> structure in &lt;<a class="el" href="fuse__common_8h.html">fuse_common.h</a>&gt; for more details.</p>
<p>If this request is answered with an error code of ENOSYS and FUSE_CAP_NO_OPEN_SUPPORT is set in <code><a class="el" href="structfuse__conn__info.html#a8a1c61f5d7cc14249fb6971165bb958e">fuse_conn_info.capable</a></code>, this is treated as success and future calls to open will also succeed without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_open fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00510">510</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#afa15612c68f7971cadfe3d3ec0a8b70e">&#9670;&nbsp;</a></span>opendir</h2>

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<p>Open a directory</p>
<p>Filesystem may store an arbitrary file handle (pointer, index, etc) in fi-&gt;fh, and use this in other all other directory stream operations (readdir, releasedir, fsyncdir).</p>
<p>Filesystem may also implement stateless directory I/O and not store anything in fi-&gt;fh, though that makes it impossible to implement standard conforming directory stream operations in case the contents of the directory can change between opendir and releasedir.</p>
<p>Valid replies: fuse_reply_open fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00677">677</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aa018e55c9f36451cdeabcd1e044b3015">&#9670;&nbsp;</a></span>poll</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::poll) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, struct fuse_pollhandle *ph)</td>
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<p>Poll for IO readiness</p>
<p>Note: If ph is non-NULL, the client should notify when IO readiness events occur by calling <a class="el" href="fuse__lowlevel_8h.html#ab078685b1f480188031fc40aa2e2fbca">fuse_lowlevel_notify_poll()</a> with the specified ph.</p>
<p>Regardless of the number of times poll with a non-NULL ph is received, single notification is enough to clear all. Notifying more times incurs overhead but doesn't harm correctness.</p>
<p>The callee is responsible for destroying ph with <a class="el" href="fuse__common_8h.html#adf5027f8a38b2efc03858efd7fdc756a">fuse_pollhandle_destroy()</a> when no longer in use.</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as success (with a kernel-defined default poll-mask) and future calls to pull() will succeed the same way without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_poll fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
    <tr><td class="paramname">ph</td><td>poll handle to be used for notification </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01032">1032</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#addd81057f639eec4b08927fc4c95dd41">&#9670;&nbsp;</a></span>read</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::read) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, size_t size, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Read data</p>
<p>Read should send exactly the number of bytes requested except on EOF or error, otherwise the rest of the data will be substituted with zeroes. An exception to this is when the file has been opened in 'direct_io' mode, in which case the return value of the read system call will reflect the return value of this operation.</p>
<p>fi-&gt;fh will contain the value set by the open method, or will be undefined if the open method didn't set any value.</p>
<p>Valid replies: fuse_reply_buf fuse_reply_iov fuse_reply_data fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">size</td><td>number of bytes to read </td></tr>
    <tr><td class="paramname">off</td><td>offset to read from </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00538">538</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a65b7d7fc14d3958d7fb7d215fda20301">&#9670;&nbsp;</a></span>readdir</h2>

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<p>Read directory</p>
<p>Send a buffer filled using <a class="el" href="fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry()</a>, with size not exceeding the requested size. Send an empty buffer on end of stream.</p>
<p>fi-&gt;fh will contain the value set by the opendir method, or will be undefined if the opendir method didn't set any value.</p>
<p>Returning a directory entry from <a class="el" href="structfuse__lowlevel__ops.html#a65b7d7fc14d3958d7fb7d215fda20301">readdir()</a> does not affect its lookup count.</p>
<p>The function does not have to report the '.' and '..' entries, but is allowed to do so.</p>
<p>Valid replies: fuse_reply_buf fuse_reply_data fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">size</td><td>maximum number of bytes to send </td></tr>
    <tr><td class="paramname">off</td><td>offset to continue reading the directory stream </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00707">707</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a83c19a8b50f0520d3857cf0af4c9b1a7">&#9670;&nbsp;</a></span>readdirplus</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::readdirplus) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, size_t size, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Read directory with attributes</p>
<p>Send a buffer filled using <a class="el" href="fuse__lowlevel_8h.html#a34f3f1beebacab5f717d95baf832a8a5">fuse_add_direntry_plus()</a>, with size not exceeding the requested size. Send an empty buffer on end of stream.</p>
<p>fi-&gt;fh will contain the value set by the opendir method, or will be undefined if the opendir method didn't set any value.</p>
<p>In contrast to <a class="el" href="structfuse__lowlevel__ops.html#a65b7d7fc14d3958d7fb7d215fda20301">readdir()</a> (which does not affect the lookup counts), the lookup count of every entry returned by <a class="el" href="structfuse__lowlevel__ops.html#a83c19a8b50f0520d3857cf0af4c9b1a7">readdirplus()</a>, except "." and "..", is incremented by one.</p>
<p>Valid replies: fuse_reply_buf fuse_reply_data fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">size</td><td>maximum number of bytes to send </td></tr>
    <tr><td class="paramname">off</td><td>offset to continue reading the directory stream </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01161">1161</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#adc02a9a897f917f69295c011bebc6fd1">&#9670;&nbsp;</a></span>readlink</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::readlink) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</td>
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<p>Read symbolic link</p>
<p>Valid replies: fuse_reply_readlink fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00321">321</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a5b606c5500d84572f3daa39e6178fe64">&#9670;&nbsp;</a></span>release</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::release) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Release an open file</p>
<p>Release is called when there are no more references to an open file: all file descriptors are closed and all memory mappings are unmapped.</p>
<p>For every open call there will be exactly one release call.</p>
<p>The filesystem may reply with an error, but error values are not returned to close() or munmap() which triggered the release.</p>
<p>fi-&gt;fh will contain the value set by the open method, or will be undefined if the open method didn't set any value. fi-&gt;flags will contain the same flags as for open.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00631">631</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a300ad176ae0d87ab97bd1783e05e4841">&#9670;&nbsp;</a></span>releasedir</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::releasedir) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Release an open directory</p>
<p>For every opendir call there will be exactly one releasedir call.</p>
<p>fi-&gt;fh will contain the value set by the opendir method, or will be undefined if the opendir method didn't set any value.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00726">726</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a94ea8297d13b020f7129c362f92fb0e5">&#9670;&nbsp;</a></span>removexattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::removexattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, const char *name)</td>
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<p>Remove an extended attribute</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a94ea8297d13b020f7129c362f92fb0e5">removexattr()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">name</td><td>of the extended attribute </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00856">856</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a177134df979e38c73600636b05ddf7d8">&#9670;&nbsp;</a></span>rename</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::rename) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> newparent, const char *newname, unsigned int flags)</td>
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<p>Rename a file</p>
<p>If the target exists it should be atomically replaced. If the target's inode's lookup count is non-zero, the file system is expected to postpone any removal of the inode until the lookup count reaches zero (see description of the forget function).</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EINVAL, i.e. all future bmap requests will fail with EINVAL without being send to the filesystem process.</p>
<p><em>flags</em> may be <code>RENAME_EXCHANGE</code> or <code>RENAME_NOREPLACE</code>. If RENAME_NOREPLACE is specified, the filesystem must not overwrite <em>newname</em> if it exists and return an error instead. If <code>RENAME_EXCHANGE</code> is specified, the filesystem must atomically exchange the two files, i.e. both must exist and neither may be deleted.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the old parent directory </td></tr>
    <tr><td class="paramname">name</td><td>old name </td></tr>
    <tr><td class="paramname">newparent</td><td>inode number of the new parent directory </td></tr>
    <tr><td class="paramname">newname</td><td>new name </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00435">435</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aabcc4e0721c891ec31b5e18185fe83c7">&#9670;&nbsp;</a></span>retrieve_reply</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::retrieve_reply) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, void *cookie, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, off_t offset, struct <a class="el" href="structfuse__bufvec.html">fuse_bufvec</a> *bufv)</td>
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<p>Callback function for the retrieve request</p>
<p>Valid replies: fuse_reply_none</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">cookie</td><td>user data supplied to <a class="el" href="fuse__lowlevel_8h.html#a58cb3543209d2c29dc2830f2503b5058">fuse_lowlevel_notify_retrieve()</a> </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number supplied to <a class="el" href="fuse__lowlevel_8h.html#a58cb3543209d2c29dc2830f2503b5058">fuse_lowlevel_notify_retrieve()</a> </td></tr>
    <tr><td class="paramname">offset</td><td>the offset supplied to <a class="el" href="fuse__lowlevel_8h.html#a58cb3543209d2c29dc2830f2503b5058">fuse_lowlevel_notify_retrieve()</a> </td></tr>
    <tr><td class="paramname">bufv</td><td>the buffer containing the returned data </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01078">1078</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aa713229657659b76e6ecf2e8515e2219">&#9670;&nbsp;</a></span>rmdir</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::rmdir) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name)</td>
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<p>Remove a directory</p>
<p>If the directory's inode's lookup count is non-zero, the file system is expected to postpone any removal of the inode until the lookup count reaches zero (see description of the forget function).</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to remove </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00389">389</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a8fce08ae0d6a4f289bffbf9a9defe926">&#9670;&nbsp;</a></span>setattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::setattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct stat *attr, int to_set, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Set file attributes</p>
<p>In the 'attr' argument only members indicated by the 'to_set' bitmask contain valid values. Other members contain undefined values.</p>
<p>Unless FUSE_CAP_HANDLE_KILLPRIV is disabled, this method is expected to reset the setuid and setgid bits if the file size or owner is being changed.</p>
<p>If the setattr was invoked from the ftruncate() system call under Linux kernel versions 2.6.15 or later, the fi-&gt;fh will contain the value set by the open method or will be undefined if the open method didn't set any value. Otherwise (not ftruncate call, or kernel version earlier than 2.6.15) the fi parameter will be NULL.</p>
<p>Valid replies: fuse_reply_attr fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">attr</td><td>the attributes </td></tr>
    <tr><td class="paramname">to_set</td><td>bit mask of attributes which should be set </td></tr>
    <tr><td class="paramname">fi</td><td>file information, or NULL </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00308">308</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#aaa5d0b2dd7f3ba02c5cd514a470fbd35">&#9670;&nbsp;</a></span>setlk</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::setlk) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi, struct <a class="el" href="structfuse__lowlevel__ops.html#a840ce0b71db19ed4607fe444d2d4c14e">flock</a> *lock, int sleep)</td>
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<p>Acquire, modify or release a POSIX file lock</p>
<p>For POSIX threads (NPTL) there's a 1-1 relation between pid and owner, but otherwise this is not always the case. For checking lock ownership, 'fi-&gt;owner' must be used. The l_pid field in 'struct flock' should only be used to fill in this field in <a class="el" href="structfuse__lowlevel__ops.html#ad5cdd0ad2881d6893671ff8d7929afea">getlk()</a>.</p>
<p>Note: if the locking methods are not implemented, the kernel will still allow file locking to work locally. Hence these are only interesting for network filesystems and similar.</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
    <tr><td class="paramname">lock</td><td>the region/type to set </td></tr>
    <tr><td class="paramname">sleep</td><td>locking operation may sleep </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00947">947</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a31f085ab232e7beeb7f83e458103afad">&#9670;&nbsp;</a></span>setxattr</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::setxattr) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, const char *name, const char *value, size_t size, int flags)</td>
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<p>Set an extended attribute</p>
<p>If this request is answered with an error code of ENOSYS, this is treated as a permanent failure with error code EOPNOTSUPP, i.e. all future <a class="el" href="structfuse__lowlevel__ops.html#a31f085ab232e7beeb7f83e458103afad">setxattr()</a> requests will fail with EOPNOTSUPP without being send to the filesystem process.</p>
<p>Valid replies: fuse_reply_err </p>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00777">777</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a49f448bb238f0b490af7980a0af1e486">&#9670;&nbsp;</a></span>statfs</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::statfs) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</td>
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<p>Get file system statistics</p>
<p>Valid replies: fuse_reply_statfs fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number, zero means "undefined" </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00764">764</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a3f37006d0cd3fb33dd96cb1b11087e17">&#9670;&nbsp;</a></span>symlink</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::symlink) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, const char *<a class="el" href="structfuse__lowlevel__ops.html#a771fc9da703b4c6544954844684914fd">link</a>, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name)</td>
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<p>Create a symbolic link</p>
<p>Valid replies: fuse_reply_entry fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">link</td><td>the contents of the symbolic link </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to create </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00403">403</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a1661bb4e3a4e689ff479fdd83b59deff">&#9670;&nbsp;</a></span>unlink</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::unlink) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, const char *name)</td>
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<p>Remove a file</p>
<p>If the file's inode's lookup count is non-zero, the file system is expected to postpone any removal of the inode until the lookup count reaches zero (see description of the forget function).</p>
<p>Valid replies: fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">parent</td><td>inode number of the parent directory </td></tr>
    <tr><td class="paramname">name</td><td>to remove </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00372">372</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

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<h2 class="memtitle"><span class="permalink"><a href="#a79487b4a8480b105b4e5125434806808">&#9670;&nbsp;</a></span>write</h2>

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          <td class="memname">void(* fuse_lowlevel_ops::write) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, const char *buf, size_t size, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
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<p>Write data</p>
<p>Write should return exactly the number of bytes requested except on error. An exception to this is when the file has been opened in 'direct_io' mode, in which case the return value of the write system call will reflect the return value of this operation.</p>
<p>Unless FUSE_CAP_HANDLE_KILLPRIV is disabled, this method is expected to reset the setuid and setgid bits.</p>
<p>fi-&gt;fh will contain the value set by the open method, or will be undefined if the open method didn't set any value.</p>
<p>Valid replies: fuse_reply_write fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">buf</td><td>data to write </td></tr>
    <tr><td class="paramname">size</td><td>number of bytes to write </td></tr>
    <tr><td class="paramname">off</td><td>offset to write to </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l00567">567</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

</div>
</div>
<a id="a367c8976fafade9584f65f04592b6980"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a367c8976fafade9584f65f04592b6980">&#9670;&nbsp;</a></span>write_buf</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void(* fuse_lowlevel_ops::write_buf) (<a class="el" href="fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="el" href="fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, struct <a class="el" href="structfuse__bufvec.html">fuse_bufvec</a> *bufv, off_t off, struct <a class="el" href="structfuse__file__info.html">fuse_file_info</a> *fi)</td>
        </tr>
      </table>
</div><div class="memdoc">
<p>Write data made available in a buffer</p>
<p>This is a more generic version of the -&gt;<a class="el" href="structfuse__lowlevel__ops.html#a79487b4a8480b105b4e5125434806808">write()</a> method. If FUSE_CAP_SPLICE_READ is set in <a class="el" href="structfuse__conn__info.html#af45de81548b591f3004353a324e4e04d">fuse_conn_info.want</a> and the kernel supports splicing from the fuse device, then the data will be made available in pipe for supporting zero copy data transfer.</p>
<p>buf-&gt;count is guaranteed to be one (and thus buf-&gt;idx is always zero). The write_buf handler must ensure that bufv-&gt;off is correctly updated (reflecting the number of bytes read from bufv-&gt;buf[0]).</p>
<p>Unless FUSE_CAP_HANDLE_KILLPRIV is disabled, this method is expected to reset the setuid and setgid bits.</p>
<p>Valid replies: fuse_reply_write fuse_reply_err</p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramname">req</td><td>request handle </td></tr>
    <tr><td class="paramname">ino</td><td>the inode number </td></tr>
    <tr><td class="paramname">bufv</td><td>buffer containing the data </td></tr>
    <tr><td class="paramname">off</td><td>offset to write to </td></tr>
    <tr><td class="paramname">fi</td><td>file information </td></tr>
  </table>
  </dd>
</dl>

<p class="definition">Definition at line <a class="el" href="fuse__lowlevel_8h_source.html#l01062">1062</a> of file <a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a>.</p>

</div>
</div>
<hr/>The documentation for this struct was generated from the following file:<ul>
<li>include/<a class="el" href="fuse__lowlevel_8h_source.html">fuse_lowlevel.h</a></li>
</ul>
</div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by &#160;<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/>
</a> 1.8.13
</small></address>
</body>
</html>
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        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