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<li class="navelem"><a class="el" href="dir_74e7969a6dc013d59ecdf3265a7d8a3a.html">fuse-3.6.2</a></li><li class="navelem"><a class="el" href="dir_66eb4687b2404ce84bc14c1923d59099.html">lib</a></li><li class="navelem"><a class="el" href="dir_0cfb28bd00c19d9d55bd82d01578c226.html">modules</a></li> </ul>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> fuse subdir module: offset paths with a base directory</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 2007 Miklos Szeredi <miklos@szeredi.hu></span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> This program can be distributed under the terms of the GNU LGPLv2.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> See the file COPYING.LIB</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">*/</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <config.h></span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <fuse.h></span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include <stdio.h></span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <stdlib.h></span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include <stddef.h></span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include <string.h></span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <errno.h></span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">struct </span>subdir {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keywordtype">char</span> *base;</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  <span class="keywordtype">size_t</span> baselen;</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keywordtype">int</span> rellinks;</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">struct </span>fuse_fs *next;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> };</div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="keyword">static</span> <span class="keyword">struct </span>subdir *subdir_get(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> {</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <span class="keywordflow">return</span> <a class="code" href="fuse-3_86_80_2include_2fuse_8h.html#a9a0f2a6603cb1e21f5e4c1aec84a3bcc">fuse_get_context</a>()-><a class="code" href="structfuse__context.html#a21de058f0d1624cfcfea98082b5f0e43">private_data</a>;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> }</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_addpath(<span class="keyword">struct</span> subdir *d, <span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> **newpathp)</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keywordtype">char</span> *newpath = NULL;</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keywordflow">if</span> (path != NULL) {</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="keywordtype">unsigned</span> newlen = d->baselen + strlen(path);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  newpath = malloc(newlen + 2);</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keywordflow">if</span> (!newpath)</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keywordflow">return</span> -ENOMEM;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordflow">if</span> (path[0] == <span class="charliteral">'/'</span>)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  path++;</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  strcpy(newpath, d->base);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  strcpy(newpath + d->baselen, path);</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keywordflow">if</span> (!newpath[0])</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  strcpy(newpath, <span class="stringliteral">"."</span>);</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  *newpathp = newpath;</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> 0;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> }</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_getattr(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> stat *stbuf,</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> {</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  err = fuse_fs_getattr(d->next, newpath, stbuf, fi);</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  free(newpath);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_access(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> mask)</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  err = fuse_fs_access(d->next, newpath, mask);</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  free(newpath);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> }</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">static</span> <span class="keywordtype">int</span> count_components(<span class="keyword">const</span> <span class="keywordtype">char</span> *p)</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> {</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">int</span> ctr;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">for</span> (; *p == <span class="charliteral">'/'</span>; p++);</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">for</span> (ctr = 0; *p; ctr++) {</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">for</span> (; *p && *p != <span class="charliteral">'/'</span>; p++);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">for</span> (; *p == <span class="charliteral">'/'</span>; p++);</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> ctr;</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> }</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">static</span> <span class="keywordtype">void</span> strip_common(<span class="keyword">const</span> <span class="keywordtype">char</span> **sp, <span class="keyword">const</span> <span class="keywordtype">char</span> **tp)</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span> {</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *s = *sp;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *t = *tp;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">do</span> {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">for</span> (; *s == <span class="charliteral">'/'</span>; s++);</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">for</span> (; *t == <span class="charliteral">'/'</span>; t++);</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  *tp = t;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  *sp = s;</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">for</span> (; *s == *t && *s && *s != <span class="charliteral">'/'</span>; s++, t++);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  } <span class="keywordflow">while</span> ((*s == *t && *s) || (!*s && *t == <span class="charliteral">'/'</span>) || (*s == <span class="charliteral">'/'</span> && !*t));</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">static</span> <span class="keywordtype">void</span> transform_symlink(<span class="keyword">struct</span> subdir *d, <span class="keyword">const</span> <span class="keywordtype">char</span> *path,</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> {</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> *l = buf;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">size_t</span> llen;</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordtype">char</span> *s;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">int</span> dotdots;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordtype">int</span> i;</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">if</span> (l[0] != <span class="charliteral">'/'</span> || d->base[0] != <span class="charliteral">'/'</span>)</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span> </div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  strip_common(&l, &path);</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">if</span> (l - buf < (<span class="keywordtype">long</span>) d->baselen)</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  dotdots = count_components(path);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (!dotdots)</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  dotdots--;</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  llen = strlen(l);</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordflow">if</span> (dotdots * 3 + llen + 2 > size)</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">return</span>;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  s = buf + dotdots * 3;</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordflow">if</span> (llen)</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  memmove(s, l, llen + 1);</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!dotdots)</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  strcpy(s, <span class="stringliteral">"."</span>);</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  *s = <span class="charliteral">'\0'</span>;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">for</span> (s = buf, i = 0; i < dotdots; i++, s += 3)</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  memcpy(s, <span class="stringliteral">"../"</span>, 3);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span> }</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_readlink(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span> {</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  err = fuse_fs_readlink(d->next, newpath, buf, size);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (!err && d->rellinks)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  transform_symlink(d, newpath, buf, size);</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  free(newpath);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_opendir(<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="l00157"></a><span class="lineno"> 157</span> {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  err = fuse_fs_opendir(d->next, newpath, fi);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  free(newpath);</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  }</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_readdir(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">void</span> *buf,</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="fuse-3_86_80_2include_2fuse_8h.html#a7dd132de66a5cc2add2a4eff5d435660">fuse_fill_dir_t</a> filler, off_t offset,</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi,</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">enum</span> <a class="code" href="fuse-3_86_80_2include_2fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a> flags)</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> {</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  err = fuse_fs_readdir(d->next, newpath, buf, filler, offset,</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  fi, flags);</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  free(newpath);</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> }</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> </div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_releasedir(<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="l00185"></a><span class="lineno"> 185</span> {</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  err = fuse_fs_releasedir(d->next, newpath, fi);</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  free(newpath);</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  }</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span> }</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_mknod(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode, dev_t rdev)</div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span> {</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  err = fuse_fs_mknod(d->next, newpath, mode, rdev);</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  free(newpath);</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> }</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_mkdir(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode)</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> {</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  err = fuse_fs_mkdir(d->next, newpath, mode);</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  free(newpath);</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span> }</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_unlink(<span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> {</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  err = fuse_fs_unlink(d->next, newpath);</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  free(newpath);</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  }</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> }</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_rmdir(<span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span> {</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  err = fuse_fs_rmdir(d->next, newpath);</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  free(newpath);</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> }</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_symlink(<span class="keyword">const</span> <span class="keywordtype">char</span> *from, <span class="keyword">const</span> <span class="keywordtype">char</span> *path)</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> {</div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  err = fuse_fs_symlink(d->next, from, newpath);</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  free(newpath);</div><div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  }</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span> }</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_rename(<span class="keyword">const</span> <span class="keywordtype">char</span> *from, <span class="keyword">const</span> <span class="keywordtype">char</span> *to, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags)</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span> {</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">char</span> *newfrom;</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordtype">char</span> *newto;</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, from, &newfrom);</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  err = subdir_addpath(d, to, &newto);</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  err = fuse_fs_rename(d->next, newfrom, newto, flags);</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  free(newto);</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  }</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  free(newfrom);</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> }</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_link(<span class="keyword">const</span> <span class="keywordtype">char</span> *from, <span class="keyword">const</span> <span class="keywordtype">char</span> *to)</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> {</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordtype">char</span> *newfrom;</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordtype">char</span> *newto;</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, from, &newfrom);</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  err = subdir_addpath(d, to, &newto);</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  err = fuse_fs_link(d->next, newfrom, newto);</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  free(newto);</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  }</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  free(newfrom);</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span> }</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_chmod(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode,</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span> {</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  err = fuse_fs_chmod(d->next, newpath, mode, fi);</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  free(newpath);</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  }</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span> }</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span> </div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_chown(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, uid_t uid, gid_t gid,</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> {</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  err = fuse_fs_chown(d->next, newpath, uid, gid, fi);</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  free(newpath);</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> }</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_truncate(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, off_t size,</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span> {</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  err = fuse_fs_truncate(d->next, newpath, size, fi);</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  free(newpath);</div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  }</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> }</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> </div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_utimens(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keyword">struct</span> timespec ts[2],</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> {</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  err = fuse_fs_utimens(d->next, newpath, ts, fi);</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  free(newpath);</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> }</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> </div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_create(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode,</div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> {</div><div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  err = fuse_fs_create(d->next, newpath, mode, fi);</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  free(newpath);</div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  }</div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> }</div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> </div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_open(<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="l00356"></a><span class="lineno"> 356</span> {</div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  err = fuse_fs_open(d->next, newpath, fi);</div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  free(newpath);</div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div><div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_read_buf(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> **bufp,</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keywordtype">size_t</span> size, 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"><a name="l00369"></a><span class="lineno"> 369</span> {</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  err = fuse_fs_read_buf(d->next, newpath, bufp, size, offset, fi);</div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  free(newpath);</div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  }</div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00378"></a><span class="lineno"> 378</span> }</div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span> </div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_write_buf(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> <a class="code" href="structfuse__bufvec.html">fuse_bufvec</a> *buf,</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  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"><a name="l00382"></a><span class="lineno"> 382</span> {</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  err = fuse_fs_write_buf(d->next, newpath, buf, offset, fi);</div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  free(newpath);</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  }</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> }</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> </div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_statfs(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">struct</span> statvfs *stbuf)</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> {</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  err = fuse_fs_statfs(d->next, newpath, stbuf);</div><div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  free(newpath);</div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  }</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span> }</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_flush(<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="l00406"></a><span class="lineno"> 406</span> {</div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  err = fuse_fs_flush(d->next, newpath, fi);</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  free(newpath);</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> }</div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> </div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_release(<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="l00418"></a><span class="lineno"> 418</span> {</div><div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  err = fuse_fs_release(d->next, newpath, fi);</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  free(newpath);</div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> }</div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_fsync(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> isdatasync,</div><div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> {</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  err = fuse_fs_fsync(d->next, newpath, isdatasync, fi);</div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  free(newpath);</div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  }</div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00440"></a><span class="lineno"> 440</span> }</div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> </div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_fsyncdir(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> isdatasync,</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> {</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  err = fuse_fs_fsyncdir(d->next, newpath, isdatasync, fi);</div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  free(newpath);</div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  }</div><div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> }</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span> </div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_setxattr(<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="l00456"></a><span class="lineno"> 456</span>  <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="l00457"></a><span class="lineno"> 457</span> {</div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  err = fuse_fs_setxattr(d->next, newpath, name, value, size,</div><div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  flags);</div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  free(newpath);</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> }</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> </div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_getxattr(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keyword">const</span> <span class="keywordtype">char</span> *name, <span class="keywordtype">char</span> *value,</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> {</div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  err = fuse_fs_getxattr(d->next, newpath, name, value, size);</div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  free(newpath);</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  }</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> }</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_listxattr(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">char</span> *list, <span class="keywordtype">size_t</span> size)</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> {</div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  err = fuse_fs_listxattr(d->next, newpath, list, size);</div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  free(newpath);</div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  }</div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> }</div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> </div><div class="line"><a name="l00494"></a><span class="lineno"> 494</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_removexattr(<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="l00495"></a><span class="lineno"> 495</span> {</div><div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  err = fuse_fs_removexattr(d->next, newpath, name);</div><div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  free(newpath);</div><div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  }</div><div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00504"></a><span class="lineno"> 504</span> }</div><div class="line"><a name="l00505"></a><span class="lineno"> 505</span> </div><div class="line"><a name="l00506"></a><span class="lineno"> 506</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_lock(<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, <span class="keywordtype">int</span> cmd,</div><div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keyword">struct</span> flock *lock)</div><div class="line"><a name="l00508"></a><span class="lineno"> 508</span> {</div><div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  err = fuse_fs_lock(d->next, newpath, fi, cmd, lock);</div><div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  free(newpath);</div><div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div><div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00517"></a><span class="lineno"> 517</span> }</div><div class="line"><a name="l00518"></a><span class="lineno"> 518</span> </div><div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_flock(<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, <span class="keywordtype">int</span> op)</div><div class="line"><a name="l00520"></a><span class="lineno"> 520</span> {</div><div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  err = fuse_fs_flock(d->next, newpath, fi, op);</div><div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  free(newpath);</div><div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div><div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00529"></a><span class="lineno"> 529</span> }</div><div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div><div class="line"><a name="l00531"></a><span class="lineno"> 531</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_bmap(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">size_t</span> blocksize, uint64_t *idx)</div><div class="line"><a name="l00532"></a><span class="lineno"> 532</span> {</div><div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <span class="keywordtype">char</span> *newpath;</div><div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordtype">int</span> err = subdir_addpath(d, path, &newpath);</div><div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keywordflow">if</span> (!err) {</div><div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  err = fuse_fs_bmap(d->next, newpath, blocksize, idx);</div><div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  free(newpath);</div><div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div><div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordflow">return</span> err;</div><div class="line"><a name="l00541"></a><span class="lineno"> 541</span> }</div><div class="line"><a name="l00542"></a><span class="lineno"> 542</span> </div><div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="keyword">static</span> <span class="keywordtype">void</span> *subdir_init(<span class="keyword">struct</span> <a class="code" href="structfuse__conn__info.html">fuse_conn_info</a> *conn,</div><div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__config.html">fuse_config</a> *cfg)</div><div class="line"><a name="l00545"></a><span class="lineno"> 545</span> {</div><div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keyword">struct </span>subdir *d = subdir_get();</div><div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  fuse_fs_init(d->next, conn, cfg);</div><div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="comment">/* Don't touch cfg->nullpath_ok, we can work with</span></div><div class="line"><a name="l00549"></a><span class="lineno"> 549</span> <span class="comment"> either */</span></div><div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">return</span> d;</div><div class="line"><a name="l00551"></a><span class="lineno"> 551</span> }</div><div class="line"><a name="l00552"></a><span class="lineno"> 552</span> </div><div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="keyword">static</span> <span class="keywordtype">void</span> subdir_destroy(<span class="keywordtype">void</span> *data)</div><div class="line"><a name="l00554"></a><span class="lineno"> 554</span> {</div><div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keyword">struct </span>subdir *d = data;</div><div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  fuse_fs_destroy(d->next);</div><div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  free(d->base);</div><div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  free(d);</div><div class="line"><a name="l00559"></a><span class="lineno"> 559</span> }</div><div class="line"><a name="l00560"></a><span class="lineno"> 560</span> </div><div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__operations.html">fuse_operations</a> subdir_oper = {</div><div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  .<a class="code" href="structfuse__operations.html#a4b7d1ddcba2715b1d8be92ba0ac0c187">destroy</a> = subdir_destroy,</div><div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  .init = subdir_init,</div><div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  .getattr = subdir_getattr,</div><div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  .access = subdir_access,</div><div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  .readlink = subdir_readlink,</div><div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  .opendir = subdir_opendir,</div><div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  .readdir = subdir_readdir,</div><div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  .releasedir = subdir_releasedir,</div><div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  .mknod = subdir_mknod,</div><div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  .mkdir = subdir_mkdir,</div><div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  .symlink = subdir_symlink,</div><div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  .unlink = subdir_unlink,</div><div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  .rmdir = subdir_rmdir,</div><div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  .rename = subdir_rename,</div><div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  .link = subdir_link,</div><div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  .chmod = subdir_chmod,</div><div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  .chown = subdir_chown,</div><div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  .truncate = subdir_truncate,</div><div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  .utimens = subdir_utimens,</div><div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  .create = subdir_create,</div><div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  .open = subdir_open,</div><div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  .read_buf = subdir_read_buf,</div><div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  .write_buf = subdir_write_buf,</div><div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  .statfs = subdir_statfs,</div><div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  .flush = subdir_flush,</div><div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  .release = subdir_release,</div><div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  .fsync = subdir_fsync,</div><div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  .fsyncdir = subdir_fsyncdir,</div><div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  .setxattr = subdir_setxattr,</div><div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  .getxattr = subdir_getxattr,</div><div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  .listxattr = subdir_listxattr,</div><div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  .removexattr = subdir_removexattr,</div><div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  .lock = subdir_lock,</div><div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  .flock = subdir_flock,</div><div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  .bmap = subdir_bmap,</div><div class="line"><a name="l00597"></a><span class="lineno"> 597</span> };</div><div class="line"><a name="l00598"></a><span class="lineno"> 598</span> </div><div class="line"><a name="l00599"></a><span class="lineno"> 599</span> <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> subdir_opts[] = {</div><div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <a class="code" href="fuse-3_86_80_2include_2fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a>(<span class="stringliteral">"-h"</span>, 0),</div><div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <a class="code" href="fuse-3_86_80_2include_2fuse__opt_8h.html#a371d830a8aedd9e3f96d9bb31876a8f1">FUSE_OPT_KEY</a>(<span class="stringliteral">"--help"</span>, 0),</div><div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  { <span class="stringliteral">"subdir=%s"</span>, offsetof(<span class="keyword">struct</span> subdir, base), 0 },</div><div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  { <span class="stringliteral">"rellinks"</span>, offsetof(<span class="keyword">struct</span> subdir, rellinks), 1 },</div><div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  { <span class="stringliteral">"norellinks"</span>, offsetof(<span class="keyword">struct</span> subdir, rellinks), 0 },</div><div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <a class="code" href="fuse-3_86_80_2include_2fuse__opt_8h.html#aca35962e17d189ceb5447f8eea11bd33">FUSE_OPT_END</a></div><div class="line"><a name="l00606"></a><span class="lineno"> 606</span> };</div><div class="line"><a name="l00607"></a><span class="lineno"> 607</span> </div><div class="line"><a name="l00608"></a><span class="lineno"> 608</span> <span class="keyword">static</span> <span class="keywordtype">void</span> subdir_help(<span class="keywordtype">void</span>)</div><div class="line"><a name="l00609"></a><span class="lineno"> 609</span> {</div><div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  printf(</div><div class="line"><a name="l00611"></a><span class="lineno"> 611</span> <span class="stringliteral">" -o subdir=DIR prepend this directory to all paths (mandatory)\n"</span></div><div class="line"><a name="l00612"></a><span class="lineno"> 612</span> <span class="stringliteral">" -o [no]rellinks transform absolute symlinks to relative\n"</span>);</div><div class="line"><a name="l00613"></a><span class="lineno"> 613</span> }</div><div class="line"><a name="l00614"></a><span class="lineno"> 614</span> </div><div class="line"><a name="l00615"></a><span class="lineno"> 615</span> <span class="keyword">static</span> <span class="keywordtype">int</span> subdir_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="l00616"></a><span class="lineno"> 616</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *outargs)</div><div class="line"><a name="l00617"></a><span class="lineno"> 617</span> {</div><div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  (void) data; (void) arg; (void) outargs;</div><div class="line"><a name="l00619"></a><span class="lineno"> 619</span> </div><div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keywordflow">if</span> (!key) {</div><div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  subdir_help();</div><div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">return</span> -1;</div><div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  }</div><div class="line"><a name="l00624"></a><span class="lineno"> 624</span> </div><div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">return</span> 1;</div><div class="line"><a name="l00626"></a><span class="lineno"> 626</span> }</div><div class="line"><a name="l00627"></a><span class="lineno"> 627</span> </div><div class="line"><a name="l00628"></a><span class="lineno"> 628</span> <span class="keyword">static</span> <span class="keyword">struct </span>fuse_fs *subdir_new(<span class="keyword">struct</span> <a class="code" href="structfuse__args.html">fuse_args</a> *args,</div><div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keyword">struct</span> fuse_fs *next[])</div><div class="line"><a name="l00630"></a><span class="lineno"> 630</span> {</div><div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keyword">struct </span>fuse_fs *fs;</div><div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keyword">struct </span>subdir *d;</div><div class="line"><a name="l00633"></a><span class="lineno"> 633</span> </div><div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  d = calloc(1, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> subdir));</div><div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">if</span> (d == NULL) {</div><div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  fprintf(stderr, <span class="stringliteral">"fuse-subdir: memory allocation failed\n"</span>);</div><div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  }</div><div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div><div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keywordflow">if</span> (<a class="code" href="fuse-3_86_80_2include_2fuse__opt_8h.html#a539ef1f571c34f516c60c4cbe2901c0e">fuse_opt_parse</a>(args, d, subdir_opts, subdir_opt_proc) == -1)</div><div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l00642"></a><span class="lineno"> 642</span> </div><div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="keywordflow">if</span> (!next[0] || next[1]) {</div><div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  fprintf(stderr, <span class="stringliteral">"fuse-subdir: exactly one next filesystem required\n"</span>);</div><div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  }</div><div class="line"><a name="l00647"></a><span class="lineno"> 647</span> </div><div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">if</span> (!d->base) {</div><div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  fprintf(stderr, <span class="stringliteral">"fuse-subdir: missing 'subdir' option\n"</span>);</div><div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  }</div><div class="line"><a name="l00652"></a><span class="lineno"> 652</span> </div><div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keywordflow">if</span> (d->base[0] && d->base[strlen(d->base)-1] != <span class="charliteral">'/'</span>) {</div><div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keywordtype">char</span> *tmp = realloc(d->base, strlen(d->base) + 2);</div><div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="keywordflow">if</span> (!tmp) {</div><div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  fprintf(stderr, <span class="stringliteral">"fuse-subdir: memory allocation failed\n"</span>);</div><div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  }</div><div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  d->base = tmp;</div><div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  strcat(d->base, <span class="stringliteral">"/"</span>);</div><div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  }</div><div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  d->baselen = strlen(d->base);</div><div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  d->next = next[0];</div><div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  fs = <a class="code" href="fuse-3_86_80_2include_2fuse_8h.html#a74883ac07b1794da7affbd95251d25d7">fuse_fs_new</a>(&subdir_oper, <span class="keyword">sizeof</span>(subdir_oper), d);</div><div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordflow">if</span> (!fs)</div><div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  <span class="keywordflow">goto</span> out_free;</div><div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="keywordflow">return</span> fs;</div><div class="line"><a name="l00668"></a><span class="lineno"> 668</span> </div><div class="line"><a name="l00669"></a><span class="lineno"> 669</span> out_free:</div><div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  free(d->base);</div><div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  free(d);</div><div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordflow">return</span> NULL;</div><div class="line"><a name="l00673"></a><span class="lineno"> 673</span> }</div><div class="line"><a name="l00674"></a><span class="lineno"> 674</span> </div><div class="line"><a name="l00675"></a><span class="lineno"> 675</span> <a class="code" href="fuse-3_86_80_2include_2fuse_8h.html#af335784cf29289c7583f3312d98d2bcd">FUSE_REGISTER_MODULE</a>(subdir, subdir_new);</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-3_86_80_2include_2fuse__common_8h_source.html#l00374">fuse_common.h:374</a></div></div>
<div class="ttc" id="structfuse__operations_html_a4b7d1ddcba2715b1d8be92ba0ac0c187"><div class="ttname"><a href="structfuse__operations.html#a4b7d1ddcba2715b1d8be92ba0ac0c187">fuse_operations::destroy</a></div><div class="ttdeci">void(* destroy)(void *private_data)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_86_80_2include_2fuse_8h_source.html#l00586">fuse.h:586</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse__opt_8h_html_a539ef1f571c34f516c60c4cbe2901c0e"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse__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-3_86_80_2lib_2fuse__opt_8c_source.html#l00397">fuse_opt.c:397</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse_8h_html_af2bcf2a473b41b3cc8da8c079656a074"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse_8h.html#af2bcf2a473b41b3cc8da8c079656a074">fuse_readdir_flags</a></div><div class="ttdeci">fuse_readdir_flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_86_80_2include_2fuse_8h_source.html#l00042">fuse.h:42</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse_8h_html_a7dd132de66a5cc2add2a4eff5d435660"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse_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-3_86_80_2include_2fuse_8h_source.html#l00082">fuse.h:82</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-3_86_80_2include_2fuse__common_8h_source.html#l00043">fuse_common.h:43</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-3_86_80_2include_2fuse_8h_source.html#l00299">fuse.h:299</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-3_86_80_2include_2fuse__common_8h_source.html#l00696">fuse_common.h:696</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse_8h_html_a74883ac07b1794da7affbd95251d25d7"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse_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-3_86_80_2lib_2fuse_8c_source.html#l04762">fuse.c:4762</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse__opt_8h_html_aca35962e17d189ceb5447f8eea11bd33"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse__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-3_86_80_2include_2fuse__opt_8h_source.html#l00104">fuse_opt.h:104</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse_8h_html_af335784cf29289c7583f3312d98d2bcd"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse_8h.html#af335784cf29289c7583f3312d98d2bcd">FUSE_REGISTER_MODULE</a></div><div class="ttdeci">#define FUSE_REGISTER_MODULE(name_, factory_)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_86_80_2include_2fuse_8h_source.html#l01248">fuse.h:1248</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-3_86_80_2include_2fuse_8h_source.html#l00093">fuse.h:93</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-3_86_80_2include_2fuse__opt_8h_source.html#l00077">fuse_opt.h:77</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-3_86_80_2include_2fuse__opt_8h_source.html#l00109">fuse_opt.h:109</a></div></div>
<div class="ttc" id="structfuse__context_html_a21de058f0d1624cfcfea98082b5f0e43"><div class="ttname"><a href="structfuse__context.html#a21de058f0d1624cfcfea98082b5f0e43">fuse_context::private_data</a></div><div class="ttdeci">void * private_data</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_86_80_2include_2fuse_8h_source.html#l00800">fuse.h:800</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse_8h_html_a9a0f2a6603cb1e21f5e4c1aec84a3bcc"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse_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-3_86_80_2lib_2fuse_8c_source.html#l04558">fuse.c:4558</a></div></div>
<div class="ttc" id="fuse-3_86_80_2include_2fuse__opt_8h_html_a371d830a8aedd9e3f96d9bb31876a8f1"><div class="ttname"><a href="fuse-3_86_80_2include_2fuse__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-3_86_80_2include_2fuse__opt_8h_source.html#l00098">fuse_opt.h:98</a></div></div>
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