931 lines
142 KiB
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931 lines
142 KiB
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<div class="headertitle"><div class="title">vfs.h</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
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<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> * (c) 2010 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,</span></div>
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<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> * Alexander Warg <warg@os.inf.tu-dresden.de></span></div>
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<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> * economic rights: Technische Universität Dresden (Germany)</span></div>
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<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> *</span></div>
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<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> * License: see LICENSE.spdx (in this directory or the directories above)</span></div>
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<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> */</span></div>
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<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="preprocessor">#pragma once</span></div>
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<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span> </div>
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<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="preprocessor">#include <<a class="code" href="compiler_8h.html">l4/sys/compiler.h</a>></span></div>
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<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span> </div>
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<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="preprocessor">#include <unistd.h></span></div>
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<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <stdarg.h></span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include <fcntl.h></span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include <sys/stat.h></span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <sys/time.h></span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <sys/mman.h></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <sys/socket.h></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <utime.h></span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <errno.h></span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#ifndef AT_FDCWD</span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor"># define AT_FDCWD -100</span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#endif</span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#ifdef __cplusplus</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> </div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include <<a class="code" href="capability.html">l4/sys/capability</a>></span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include <<a class="code" href="cap__alloc.html">l4/re/cap_alloc</a>></span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include <<a class="code" href="dataspace.html">l4/re/dataspace</a>></span></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include <<a class="code" href="pair.html">l4/cxx/pair</a>></span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include <l4/cxx/ref_ptr></span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceL4Re.html">L4Re</a> {</div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceL4Re_1_1Vfs.html">Vfs</a> {</div>
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<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
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<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="keyword">class </span>Mount_tree;</div>
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1File.html">File</a>;</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span></div>
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<div class="foldopen" id="foldopen00052" data-start="{" data-end="};">
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html"> 52</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">Generic_file</a></div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span>{</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="keyword">public</span>:</div>
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<div class="foldopen" id="foldopen00060" data-start="{" data-end="};">
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#ac2d79d9ed8c826b28e1abd98bc1659f9"> 60</a></span> <span class="keyword">enum</span> <a class="code hl_enumeration" href="classL4Re_1_1Vfs_1_1Generic__file.html#ac2d79d9ed8c826b28e1abd98bc1659f9">Ready_type</a> : <span class="keywordtype">unsigned</span></div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> {</div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> Read = 0,</div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> Write,</div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> Exception</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> };</div>
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</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span> </div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">~Generic_file</a>() noexcept = 0;</div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span></div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#a211d21f1abee9808536db81b5a870baa"> 80</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#a211d21f1abee9808536db81b5a870baa">unlock_all_locks</a>() noexcept = 0;</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span></div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#a54cf0ebb0d6e60f34efb9576ff9bd8df"> 90</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#a54cf0ebb0d6e60f34efb9576ff9bd8df">fstat</a>(struct stat64 *buf) const noexcept = 0;</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span></div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#a4a93bdb9bc1a4627d8c23b438a0dfb73"> 97</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#a4a93bdb9bc1a4627d8c23b438a0dfb73">fchmod</a>(mode_t) noexcept = 0;</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span></div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#afd9d4ab781c72f182725282d920eebf1"> 108</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#afd9d4ab781c72f182725282d920eebf1">get_status_flags</a>() const noexcept = 0;</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span></div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#ab75e94708610d22be8b8bb98ca4c54c8"> 125</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#ab75e94708610d22be8b8bb98ca4c54c8">set_status_flags</a>(<span class="keywordtype">long</span> flags) noexcept = 0;</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> </div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> virtual <span class="keywordtype">int</span> utime(const struct utimbuf *) noexcept = 0;</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> virtual <span class="keywordtype">int</span> utimes(const struct timeval [2]) noexcept = 0;</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> virtual ssize_t readlink(<span class="keywordtype">char</span> *, <span class="keywordtype">size_t</span>) = 0;</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span></div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Generic__file.html#addbfcce2d915bf9e8ce6716c3bfe6114"> 146</a></span> virtual <span class="keywordtype">bool</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Generic__file.html#addbfcce2d915bf9e8ce6716c3bfe6114">check_ready</a>(<a class="code hl_enumeration" href="classL4Re_1_1Vfs_1_1Generic__file.html#ac2d79d9ed8c826b28e1abd98bc1659f9">Ready_type</a> rt) noexcept = 0;</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span>};</div>
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</div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> </div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span>inline</div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">Generic_file</a>::~<a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">Generic_file</a>() noexcept</div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span>{}</div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span></div>
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<div class="foldopen" id="foldopen00160" data-start="{" data-end="};">
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html"> 160</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Directory.html">Directory</a></div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span>{</div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Directory.html">~Directory</a>() <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span></div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#aee3e742b95feba61228400ea5a5af057"> 178</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#aee3e742b95feba61228400ea5a5af057">faccessat</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> mode, <span class="keywordtype">int</span> flags) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span></div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#a064826f071b334263478c05fbcf6dc4b"> 192</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#a064826f071b334263478c05fbcf6dc4b">mkdir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, mode_t mode) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span></div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#a8be4bdc25e9bb6bfbe3c5e1c24f0101b"> 204</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#a8be4bdc25e9bb6bfbe3c5e1c24f0101b">unlink</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span></div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#abff2a0aff3cb5ac39de00038a50b11e4"> 219</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#abff2a0aff3cb5ac39de00038a50b11e4">rename</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *src_path, <span class="keyword">const</span> <span class="keywordtype">char</span> *dst_path) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span></div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#a5c06024c1891fa24d2e99089f9e083ca"> 234</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#a5c06024c1891fa24d2e99089f9e083ca">link</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *src_path, <span class="keyword">const</span> <span class="keywordtype">char</span> *dst_path) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span></div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#a8f2fa816156d35598df28fda9ddaf3cd"> 248</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#a8f2fa816156d35598df28fda9ddaf3cd">symlink</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *src_path, <span class="keyword">const</span> <span class="keywordtype">char</span> *dst_path) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span></div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Directory.html#a9c121cc388d2f77659f40015015d21cc"> 260</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Directory.html#a9c121cc388d2f77659f40015015d21cc">rmdir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> openat(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> flags, mode_t mode,</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> *f) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> </div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> <span class="keyword">virtual</span> ssize_t getdents(<span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> sizebytes) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> </div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> fchmodat(<span class="keyword">const</span> <span class="keywordtype">char</span> *pathname,</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span> mode_t mode, <span class="keywordtype">int</span> flags) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"> 269</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> utimensat(<span class="keyword">const</span> <span class="keywordtype">char</span> *pathname,</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keyword">const</span> <span class="keyword">struct</span> timespec times[2], <span class="keywordtype">int</span> flags) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span></div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> get_entry(<span class="keyword">const</span> <span class="keywordtype">char</span> *, <span class="keywordtype">int</span>, mode_t, <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> *) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span>};</div>
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</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> </div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span>Directory::~Directory() noexcept</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span>{}</div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span></div>
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<div class="foldopen" id="foldopen00287" data-start="{" data-end="};">
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html"> 287</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">Regular_file</a></div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span>{</div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">~Regular_file</a>() <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span></div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a2cbfa1844e4539e2ca32838805308f7f"> 302</a></span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4_1_1Cap.html">L4::Cap<L4Re::Dataspace></a> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a2cbfa1844e4539e2ca32838805308f7f">data_space</a>() noexcept = 0;</div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span></div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a34c44ed58158cd6750d90171999b29c0"> 313</a></span> virtual ssize_t <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a34c44ed58158cd6750d90171999b29c0">readv</a>(const struct iovec*, <span class="keywordtype">int</span> iovcnt) noexcept = 0;</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span></div>
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<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a13e3c4a4901d102e15c4535ebe181d9e"> 325</a></span> virtual ssize_t <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a13e3c4a4901d102e15c4535ebe181d9e">writev</a>(const struct iovec*, <span class="keywordtype">int</span> iovcnt) noexcept = 0;</div>
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<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> </div>
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<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> virtual ssize_t preadv(const struct iovec *iov, <span class="keywordtype">int</span> iovcnt, off64_t offset) noexcept = 0;</div>
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<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> virtual ssize_t pwritev(const struct iovec *iov, <span class="keywordtype">int</span> iovcnt, off64_t offset) noexcept = 0;</div>
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<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span></div>
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<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a5a7d8c42fed5f11a473f3eeade688aad"> 337</a></span> virtual off64_t <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a5a7d8c42fed5f11a473f3eeade688aad">lseek</a>(off64_t, <span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> </div>
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<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span></div>
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<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a9d0642e15bae23fb1e7168313b01d21e"> 347</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a9d0642e15bae23fb1e7168313b01d21e">ftruncate</a>(off64_t pos) noexcept = 0;</div>
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<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span></div>
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<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a588accbd06a340d169a950c7a8000acf"> 354</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a588accbd06a340d169a950c7a8000acf">fsync</a>() const noexcept = 0;</div>
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<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span></div>
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<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a3e5ed246fe548bfa61f96404229a4712"> 361</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a3e5ed246fe548bfa61f96404229a4712">fdatasync</a>() const noexcept = 0;</div>
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<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span></div>
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<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#a9b9d2a4dd752880087f3ec1ce060cd45"> 372</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#a9b9d2a4dd752880087f3ec1ce060cd45">get_lock</a>(struct flock64 *lock) noexcept = 0;</div>
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<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span></div>
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<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Regular__file.html#aeb45359566fad901711a90a381043cb1"> 382</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Regular__file.html#aeb45359566fad901711a90a381043cb1">set_lock</a>(struct flock64 *lock, <span class="keywordtype">bool</span> wait) noexcept = 0;</div>
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<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span>};</div>
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</div>
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<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> </div>
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<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span>inline</div>
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<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">Regular_file</a>::~<a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">Regular_file</a>() noexcept</div>
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<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span>{}</div>
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<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> </div>
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<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span><span class="keyword">class </span>Socket</div>
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<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span>{</div>
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<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="keyword">virtual</span> ~Socket() noexcept = 0;</div>
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<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> virtual <span class="keywordtype">int</span> bind(sockaddr const *, socklen_t) noexcept = 0;</div>
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<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> virtual <span class="keywordtype">int</span> connect(sockaddr const *, socklen_t) noexcept = 0;</div>
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<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> virtual ssize_t send(<span class="keywordtype">void</span> const *, <span class="keywordtype">size_t</span>, <span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span> virtual ssize_t recv(<span class="keywordtype">void</span> *, <span class="keywordtype">size_t</span>, <span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> virtual ssize_t sendto(<span class="keywordtype">void</span> const *, <span class="keywordtype">size_t</span>, <span class="keywordtype">int</span>, sockaddr const *, socklen_t) noexcept = 0;</div>
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<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"> 398</span> virtual ssize_t recvfrom(<span class="keywordtype">void</span> *, <span class="keywordtype">size_t</span>, <span class="keywordtype">int</span>, sockaddr *, socklen_t *) noexcept = 0;</div>
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<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> virtual ssize_t sendmsg(msghdr const *, <span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> virtual ssize_t recvmsg(msghdr *, <span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> virtual <span class="keywordtype">int</span> getsockopt(<span class="keywordtype">int</span> level, <span class="keywordtype">int</span> opt, <span class="keywordtype">void</span> *, socklen_t *) noexcept = 0;</div>
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<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> virtual <span class="keywordtype">int</span> setsockopt(<span class="keywordtype">int</span> level, <span class="keywordtype">int</span> opt, <span class="keywordtype">void</span> const *, socklen_t) noexcept = 0;</div>
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<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span> virtual <span class="keywordtype">int</span> listen(<span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> virtual <span class="keywordtype">int</span> accept(sockaddr *addr, socklen_t *) noexcept = 0;</div>
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<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span> virtual <span class="keywordtype">int</span> shutdown(<span class="keywordtype">int</span>) noexcept = 0;</div>
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<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"> 406</span> </div>
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<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> virtual <span class="keywordtype">int</span> getsockname(sockaddr *, socklen_t *) noexcept = 0;</div>
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<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> virtual <span class="keywordtype">int</span> getpeername(sockaddr *, socklen_t *) noexcept = 0;</div>
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<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span>};</div>
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<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> </div>
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<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span>inline</div>
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<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span>Socket::~Socket() noexcept</div>
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<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span>{}</div>
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<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span></div>
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<div class="foldopen" id="foldopen00420" data-start="{" data-end="};">
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<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Special__file.html"> 420</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Special__file.html">Special_file</a></div>
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<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span>{</div>
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<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Special__file.html">~Special_file</a>() <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span></div>
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<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Special__file.html#a29c83a9da823ca7364b26257838b0d18"> 435</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Special__file.html#a29c83a9da823ca7364b26257838b0d18">ioctl</a>(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> cmd, va_list args) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span>};</div>
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</div>
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<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> </div>
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<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span>Special_file::~Special_file() noexcept</div>
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<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span>{}</div>
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<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span></div>
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<div class="foldopen" id="foldopen00455" data-start="{" data-end="};">
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<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1File.html"> 455</a></span><span class="keyword">class </span>File :</div>
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<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span> <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">Generic_file</a>,</div>
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"> 457</span> <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">Regular_file</a>,</div>
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<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Directory.html">Directory</a>,</div>
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<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Special__file.html">Special_file</a>,</div>
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<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keyword">public</span> Socket</div>
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<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span>{</div>
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<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> <span class="keyword">friend</span> <span class="keyword">class </span>Mount_tree;</div>
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<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> </div>
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<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="keywordtype">void</span> operator = (File <span class="keyword">const</span> &);</div>
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<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> </div>
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<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span><span class="keyword">protected</span>:</div>
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<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> File() noexcept : _ref_cnt(0) {}</div>
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<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> File(File <span class="keyword">const</span> &)</div>
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<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> : <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Generic__file.html">Generic_file</a>(),<a class="code hl_class" href="classL4Re_1_1Vfs_1_1Regular__file.html">Regular_file</a>(), <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Directory.html">Directory</a>(), <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Special__file.html">Special_file</a>(), _ref_cnt(0)</div>
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<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> {}</div>
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<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> </div>
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<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> </div>
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<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *get_mount(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> *dir,</div>
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<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"> 476</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<Mount_tree></a> *mt = 0) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> </div>
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<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> <span class="keywordtype">int</span> openat(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> flags, mode_t mode,</div>
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<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> *f) <span class="keyword">noexcept</span> <span class="keyword">override</span>;</div>
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<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> </div>
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<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> <span class="keywordtype">void</span> add_ref() <span class="keyword">noexcept</span> { ++_ref_cnt; }</div>
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<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> <span class="keywordtype">int</span> remove_ref() <span class="keyword">noexcept</span> { <span class="keywordflow">return</span> --_ref_cnt; }</div>
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<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> </div>
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<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> <span class="keyword">virtual</span> ~File() <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span> </div>
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<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<Mount_tree></a> mount_tree() <span class="keyword">const</span> <span class="keyword">noexcept</span></div>
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<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span> { <span class="keywordflow">return</span> _mount_tree; }</div>
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<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span> </div>
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<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *path() <span class="keyword">const</span> <span class="keyword">noexcept</span> { <span class="keywordflow">return</span> _path; }</div>
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<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span> </div>
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<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"> 491</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> <span class="keywordtype">int</span> _ref_cnt;</div>
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<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<Mount_tree></a> _mount_tree;</div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> <span class="keywordtype">char</span> _path[80] = <span class="stringliteral">""</span>;</div>
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span>};</div>
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</div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> </div>
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<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span>File::~File() noexcept</div>
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<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span>{}</div>
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<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> </div>
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<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span><span class="keyword">class </span>Path</div>
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<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span>{</div>
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<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *_p;</div>
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<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="keywordtype">unsigned</span> _l;</div>
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<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> </div>
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<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> Path() noexcept : _p(0), _l(0) {}</div>
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<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span> </div>
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<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> <span class="keyword">explicit</span> Path(<span class="keywordtype">char</span> <span class="keyword">const</span> *p) noexcept : _p(p)</div>
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<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> { <span class="keywordflow">for</span> (_l = 0; *p; ++p, ++_l) ; }</div>
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<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> </div>
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<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> Path(<span class="keywordtype">char</span> <span class="keyword">const</span> *p, <span class="keywordtype">unsigned</span> l) noexcept : _p(p), _l(l)</div>
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<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> {}</div>
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<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> </div>
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<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> <span class="keyword">static</span> <span class="keywordtype">bool</span> __is_sep(<span class="keywordtype">char</span> s) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> </div>
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<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> Path cmp_path(<span class="keywordtype">char</span> <span class="keyword">const</span> *prefix) <span class="keyword">const</span> <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> </div>
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<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="keyword">struct </span>Invalid_ptr;</div>
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<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> <span class="keyword">operator</span> Invalid_ptr <span class="keyword">const</span> * () <span class="keyword">const</span></div>
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<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> { <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span>Invalid_ptr <span class="keyword">const </span>*<span class="keyword">></span>(_p); }</div>
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<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> </div>
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<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> <span class="keywordtype">unsigned</span> length()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _l; }</div>
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<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *path()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _p; }</div>
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<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> </div>
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<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> <span class="keywordtype">bool</span> empty()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _l == 0; }</div>
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<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> </div>
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<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> <span class="keywordtype">bool</span> is_sep(<span class="keywordtype">unsigned</span> offset)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> __is_sep(_p[offset]); }</div>
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<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> </div>
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<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> <span class="keywordtype">bool</span> strip_sep()</div>
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<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> {</div>
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<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> <span class="keywordtype">bool</span> s = <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <span class="keywordflow">for</span> (; __is_sep(*_p) && _l; ++_p, --_l)</div>
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<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> s = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="keywordflow">return</span> s;</div>
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<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> }</div>
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<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> </div>
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<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> Path first()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span><span class="keyword"> </span>{</div>
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<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> <span class="keywordtype">unsigned</span> i;</div>
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<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <span class="keywordflow">for</span> (i = 0; i < _l && !is_sep(i); ++i)</div>
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<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> ;</div>
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<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> </div>
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<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> <span class="keywordflow">return</span> Path(_p, i);</div>
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<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> }</div>
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<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> </div>
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<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> Path strip_first()</div>
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<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> {</div>
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<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> Path r = first();</div>
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<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span> _p += r.length();</div>
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<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> _l -= r.length();</div>
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<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span> strip_sep();</div>
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<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <span class="keywordflow">return</span> r;</div>
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<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> }</div>
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<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> </div>
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<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span>};</div>
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<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> </div>
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<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span></div>
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<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span><span class="keyword">class </span>Mount_tree</div>
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<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span>{</div>
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<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> </div>
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<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> <span class="keyword">explicit</span> Mount_tree(<span class="keywordtype">char</span> *n) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> </div>
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<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> Path lookup(Path <span class="keyword">const</span> &path, cxx::Ref_ptr<Mount_tree> *mt,</div>
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<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> cxx::Ref_ptr<Mount_tree> *mp = 0) noexcept;</div>
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<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> </div>
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<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> Path find(Path const &p, cxx::Ref_ptr<Mount_tree> *t) noexcept;</div>
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<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> </div>
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<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> cxx::Ref_ptr<File> mount()<span class="keyword"> const</span></div>
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<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> _mount; }</div>
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<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> </div>
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<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="keywordtype">void</span> mount(cxx::Ref_ptr<File> <span class="keyword">const</span> &m)</div>
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<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> {</div>
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<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> m->_mount_tree = cxx::ref_ptr(<span class="keyword">this</span>);</div>
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<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> _mount = m;</div>
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<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> }</div>
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<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> </div>
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<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> <span class="keyword">static</span> <span class="keywordtype">int</span> create_tree(cxx::Ref_ptr<Mount_tree> <span class="keyword">const</span> &root,</div>
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<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *path,</div>
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<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> cxx::Ref_ptr<File> <span class="keyword">const</span> &dir) <span class="keyword">noexcept</span>;</div>
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<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> </div>
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<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="keywordtype">void</span> add_child_node(cxx::Ref_ptr<Mount_tree> <span class="keyword">const</span> &cld);</div>
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<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> </div>
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<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> <span class="keyword">virtual</span> ~Mount_tree() noexcept = 0;</div>
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<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> </div>
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<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> <span class="keywordtype">void</span> add_ref() noexcept { ++_ref_cnt; }</div>
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<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> <span class="keywordtype">int</span> remove_ref() noexcept { <span class="keywordflow">return</span> --_ref_cnt; }</div>
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<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> </div>
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<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> <span class="keyword">friend</span> <span class="keyword">class </span>Real_mount_tree;</div>
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<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> </div>
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<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> <span class="keywordtype">int</span> _ref_cnt;</div>
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<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> <span class="keywordtype">char</span> *_name;</div>
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<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> cxx::Ref_ptr<Mount_tree> _cld;</div>
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<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> cxx::Ref_ptr<Mount_tree> _sib;</div>
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|
<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> cxx::Ref_ptr<File> _mount;</div>
|
|
<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span>};</div>
|
|
<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> </div>
|
|
<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span><span class="keyword">inline</span></div>
|
|
<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span>Mount_tree::~Mount_tree() noexcept</div>
|
|
<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span>{}</div>
|
|
<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> </div>
|
|
<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span><span class="keyword">inline</span> <span class="keywordtype">bool</span></div>
|
|
<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span>Path::__is_sep(<span class="keywordtype">char</span> s) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span>{ <span class="keywordflow">return</span> s == <span class="charliteral">'/'</span>; }</div>
|
|
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> </div>
|
|
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span><span class="keyword">inline</span> Path</div>
|
|
<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span>Path::cmp_path(<span class="keywordtype">char</span> <span class="keyword">const</span> *n) <span class="keyword">const</span> <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span>{</div>
|
|
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *p = _p;</div>
|
|
<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> <span class="keywordflow">for</span> (; *p && !__is_sep(*p) && *n; ++p, ++n)</div>
|
|
<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> <span class="keywordflow">if</span> (*p != *n)</div>
|
|
<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> <span class="keywordflow">return</span> Path();</div>
|
|
<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> </div>
|
|
<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> <span class="keywordflow">if</span> (*n || (*p && !__is_sep(*p)))</div>
|
|
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> <span class="keywordflow">return</span> Path();</div>
|
|
<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> </div>
|
|
<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> <span class="keywordflow">return</span> Path(p, _l - (p - _p));</div>
|
|
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span>}</div>
|
|
<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> </div>
|
|
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span><span class="keyword">inline</span></div>
|
|
<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span>Mount_tree::Mount_tree(<span class="keywordtype">char</span> *n) noexcept</div>
|
|
<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span>: _ref_cnt(0), _name(n)</div>
|
|
<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span>{}</div>
|
|
<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> </div>
|
|
<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span><span class="keyword">inline</span> Path</div>
|
|
<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span>Mount_tree::find(Path <span class="keyword">const</span> &p, cxx::Ref_ptr<Mount_tree> *t) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span>{</div>
|
|
<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> <span class="keywordflow">if</span> (!_cld)</div>
|
|
<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> <span class="keywordflow">return</span> Path();</div>
|
|
<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> </div>
|
|
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> <span class="keywordflow">for</span> (cxx::Ref_ptr<Mount_tree> x = _cld; x; x = x->_sib)</div>
|
|
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> {</div>
|
|
<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> Path <span class="keyword">const</span> r = p.cmp_path(x->_name);</div>
|
|
<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> <span class="keywordflow">if</span> (r)</div>
|
|
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> {</div>
|
|
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> *t = x;</div>
|
|
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> <span class="keywordflow">return</span> r;</div>
|
|
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> }</div>
|
|
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> }</div>
|
|
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> </div>
|
|
<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> <span class="keywordflow">return</span> Path();</div>
|
|
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span>}</div>
|
|
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> </div>
|
|
<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span><span class="keyword">inline</span> Path</div>
|
|
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span>Mount_tree::lookup(Path <span class="keyword">const</span> &path, cxx::Ref_ptr<Mount_tree> *mt,</div>
|
|
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> cxx::Ref_ptr<Mount_tree> *mp) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span>{</div>
|
|
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> cxx::Ref_ptr<Mount_tree> x(<span class="keyword">this</span>);</div>
|
|
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> Path p = path;</div>
|
|
<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> </div>
|
|
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> <span class="keywordflow">if</span> (p.first().cmp_path(<span class="stringliteral">"."</span>))</div>
|
|
<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> p.strip_first();</div>
|
|
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> </div>
|
|
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> Path last_mp = p;</div>
|
|
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> </div>
|
|
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> <span class="keywordflow">if</span> (mp)</div>
|
|
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> *mp = x;;</div>
|
|
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> </div>
|
|
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span> <span class="keywordflow">while</span> (1)</div>
|
|
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> {</div>
|
|
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span> Path r = x->find(p, &x);</div>
|
|
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> </div>
|
|
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> <span class="keywordflow">if</span> (!r)</div>
|
|
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> {</div>
|
|
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> <span class="keywordflow">if</span> (mp)</div>
|
|
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> <span class="keywordflow">return</span> last_mp;</div>
|
|
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> </div>
|
|
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> <span class="keywordflow">if</span> (mt)</div>
|
|
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> *mt = x;</div>
|
|
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> </div>
|
|
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> <span class="keywordflow">return</span> p;</div>
|
|
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> }</div>
|
|
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> </div>
|
|
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> r.strip_sep();</div>
|
|
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> </div>
|
|
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> <span class="keywordflow">if</span> (mp && x->_mount)</div>
|
|
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> {</div>
|
|
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> last_mp = r;</div>
|
|
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> *mp = x;</div>
|
|
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> }</div>
|
|
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> </div>
|
|
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> <span class="keywordflow">if</span> (r.empty())</div>
|
|
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> {</div>
|
|
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> <span class="keywordflow">if</span> (mt)</div>
|
|
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> *mt = x;</div>
|
|
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> </div>
|
|
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> <span class="keywordflow">if</span> (mp)</div>
|
|
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> <span class="keywordflow">return</span> last_mp;</div>
|
|
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> <span class="keywordflow">else</span></div>
|
|
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> <span class="keywordflow">return</span> r;</div>
|
|
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> }</div>
|
|
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> </div>
|
|
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> p = r;</div>
|
|
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> }</div>
|
|
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span>}</div>
|
|
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> </div>
|
|
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span><span class="keyword">inline</span></div>
|
|
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span><span class="keywordtype">void</span></div>
|
|
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span>Mount_tree::add_child_node(cxx::Ref_ptr<Mount_tree> <span class="keyword">const</span> &cld)</div>
|
|
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span>{</div>
|
|
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> cld->_sib = _cld;</div>
|
|
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> _cld = cld;</div>
|
|
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span>}</div>
|
|
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> </div>
|
|
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span><span class="keyword">inline</span></div>
|
|
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span><span class="keyword">const</span> <span class="keywordtype">char</span> *</div>
|
|
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span>File::get_mount(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, cxx::Ref_ptr<File> *dir,</div>
|
|
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> cxx::Ref_ptr<Mount_tree> *mt) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span>{</div>
|
|
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> <span class="keywordflow">if</span> (!_mount_tree)</div>
|
|
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> {</div>
|
|
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> *dir = cxx::ref_ptr(<span class="keyword">this</span>);</div>
|
|
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> <span class="keywordflow">return</span> path;</div>
|
|
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> }</div>
|
|
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> </div>
|
|
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> cxx::Ref_ptr<Mount_tree> mp;</div>
|
|
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> Path p = _mount_tree->lookup(Path(path), mt, &mp);</div>
|
|
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> <span class="keywordflow">if</span> (mp->mount())</div>
|
|
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> {</div>
|
|
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> *dir = mp->mount();</div>
|
|
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> <span class="keywordflow">return</span> p.path();</div>
|
|
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> }</div>
|
|
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> <span class="keywordflow">else</span></div>
|
|
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> {</div>
|
|
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> *dir = cxx::ref_ptr(<span class="keyword">this</span>);</div>
|
|
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> <span class="keywordflow">return</span> path;</div>
|
|
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> }</div>
|
|
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span>}</div>
|
|
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span> </div>
|
|
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span><span class="keyword">inline</span> <span class="keywordtype">int</span></div>
|
|
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span>File::openat(<span class="keyword">const</span> <span class="keywordtype">char</span> *path, <span class="keywordtype">int</span> flags, mode_t mode,</div>
|
|
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> cxx::Ref_ptr<File> *f) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span>{</div>
|
|
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> cxx::Ref_ptr<File> dir;</div>
|
|
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> cxx::Ref_ptr<Mount_tree> mt;</div>
|
|
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *m_path = get_mount(path, &dir, &mt);</div>
|
|
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span> </div>
|
|
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> <span class="keywordtype">int</span> res = dir->get_entry(m_path, flags, mode, f);</div>
|
|
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span> </div>
|
|
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> <span class="keywordflow">if</span> (res < 0)</div>
|
|
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> <span class="keywordflow">return</span> res;</div>
|
|
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> </div>
|
|
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span> <span class="keywordflow">if</span> (!(*f)->_mount_tree && mt)</div>
|
|
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> (*f)->_mount_tree = mt;</div>
|
|
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span> </div>
|
|
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> <span class="comment">// Debugging {</span></div>
|
|
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> <span class="keywordtype">size_t</span> i = 0;</div>
|
|
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> <span class="keywordflow">for</span> (; i < <span class="keyword">sizeof</span>((*f)->_path) - 1 && path[i]; ++i)</div>
|
|
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> (*f)->_path[i] = path[i];</div>
|
|
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span> (*f)->_path[i] = <span class="charliteral">'\0'</span>;</div>
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<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span> <span class="comment">// } Debugging</span></div>
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<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> </div>
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<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span> <span class="keywordflow">return</span> res;</div>
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<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span>}</div>
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<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span></div>
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<div class="foldopen" id="foldopen00773" data-start="{" data-end="};">
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<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html"> 773</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Mman.html">Mman</a></div>
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<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span>{</div>
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<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#a481978415b5fde36d297c190f2b3c3c8"> 777</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#a481978415b5fde36d297c190f2b3c3c8">mmap2</a>(<span class="keywordtype">void</span> *start, <span class="keywordtype">size_t</span> len, <span class="keywordtype">int</span> prot, <span class="keywordtype">int</span> flags, <span class="keywordtype">int</span> fd,</div>
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<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> off_t offset, <span class="keywordtype">void</span> **ptr) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"> 779</span></div>
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<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#a91fbe0eba878db130257331269b78204"> 781</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#a91fbe0eba878db130257331269b78204">munmap</a>(<span class="keywordtype">void</span> *start, <span class="keywordtype">size_t</span> len) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span></div>
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<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#a9d4e67a1afba59edb87f3a2a812b98f7"> 784</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#a9d4e67a1afba59edb87f3a2a812b98f7">mremap</a>(<span class="keywordtype">void</span> *old, <span class="keywordtype">size_t</span> old_sz, <span class="keywordtype">size_t</span> new_sz, <span class="keywordtype">int</span> flags,</div>
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<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> <span class="keywordtype">void</span> **new_addr) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span></div>
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<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#aca956ab3df463e31c77f975efbf31a79"> 788</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#aca956ab3df463e31c77f975efbf31a79">mprotect</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *a, <span class="keywordtype">size_t</span> sz, <span class="keywordtype">int</span> prot) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span></div>
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|
<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#a683a4b5fa9038043767d0827e483c3a1"> 791</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#a683a4b5fa9038043767d0827e483c3a1">msync</a>(<span class="keywordtype">void</span> *addr, <span class="keywordtype">size_t</span> len, <span class="keywordtype">int</span> flags) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span></div>
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|
<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Mman.html#ab1d5583ef4942edc352aa18842e233b1"> 794</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Mman.html#ab1d5583ef4942edc352aa18842e233b1">madvise</a>(<span class="keywordtype">void</span> *addr, <span class="keywordtype">size_t</span> len, <span class="keywordtype">int</span> advice) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> </div>
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|
<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Mman.html">~Mman</a>() noexcept = 0;</div>
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<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span>};</div>
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</div>
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<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> </div>
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<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span>inline</div>
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<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Mman.html">Mman</a>::~<a class="code hl_class" href="classL4Re_1_1Vfs_1_1Mman.html">Mman</a>() noexcept {}</div>
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<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> </div>
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<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span><span class="keyword">class </span>File_factory</div>
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<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span>{</div>
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<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span><span class="keyword">private</span>:</div>
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<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> <span class="keywordtype">int</span> _ref_cnt = 0;</div>
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<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> <span class="keywordtype">int</span> _proto = 0;</div>
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<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *_proto_name = 0;</div>
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<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> </div>
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<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> <span class="keyword">template</span><<span class="keyword">typename</span> T> <span class="keyword">friend</span> <span class="keyword">struct </span>cxx::Default_ref_counter;</div>
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<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> <span class="keywordtype">void</span> add_ref() noexcept { ++_ref_cnt; }</div>
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<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> <span class="keywordtype">int</span> remove_ref() noexcept { <span class="keywordflow">return</span> --_ref_cnt; }</div>
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<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> </div>
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|
<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span><span class="keyword">public</span>:</div>
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|
<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> <span class="keyword">explicit</span> File_factory(<span class="keywordtype">int</span> proto) : _proto(proto) {}</div>
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<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> <span class="keyword">explicit</span> File_factory(<span class="keywordtype">char</span> <span class="keyword">const</span> *proto_name) : _proto_name(proto_name) {}</div>
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<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> File_factory(<span class="keywordtype">int</span> proto, <span class="keywordtype">char</span> <span class="keyword">const</span> *proto_name)</div>
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|
<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> : _proto(proto), _proto_name(proto_name)</div>
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|
<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> {}</div>
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|
<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> </div>
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|
<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> File_factory(File_factory <span class="keyword">const</span> &) = <span class="keyword">delete</span>;</div>
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<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> File_factory &operator = (File_factory <span class="keyword">const</span> &) = <span class="keyword">delete</span>;</div>
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<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> </div>
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<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *proto_name()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _proto_name; }</div>
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<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> <span class="keywordtype">int</span> proto()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _proto; }</div>
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|
<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> </div>
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|
<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <span class="keyword">virtual</span> ~File_factory() noexcept = 0;</div>
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|
<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> virtual cxx::Ref_ptr<File> create(L4::Cap<<span class="keywordtype">void</span>> file) = 0;</div>
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|
<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span>};</div>
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|
<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> </div>
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|
<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span>inline File_factory::~File_factory() noexcept {}</div>
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|
<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> </div>
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|
<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span><span class="keyword">template</span><<span class="keyword">typename</span> IFACE, <span class="keyword">typename</span> IMPL></div>
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|
<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span><span class="keyword">class </span>File_factory_t : <span class="keyword">public</span> File_factory</div>
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|
<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span>{</div>
|
|
<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span><span class="keyword">public</span>:</div>
|
|
<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> File_factory_t()</div>
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|
<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> : File_factory(IFACE::Protocol, L4::<a class="code hl_function" href="group__l4__kobject__rtti.html#ga97e693dfd1d5e0539507686c133ba05d">kobject_typeid</a><IFACE>()->name())</div>
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|
<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> {}</div>
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|
<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> </div>
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|
<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> cxx::Ref_ptr<File> create(L4::Cap<void> file)<span class="keyword"> override</span></div>
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|
<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> cxx::make_ref_obj<IMPL>(<a class="code hl_function" href="namespaceL4.html#ac674c8e32808f504f4fa0aa8e5276e84">L4::cap_cast<IFACE></a>(file)); }</div>
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|
<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span>};</div>
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|
<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span></div>
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|
<div class="foldopen" id="foldopen00857" data-start="{" data-end="};">
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|
<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1File__system.html"> 857</a></span><span class="keyword">class </span>File_system</div>
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|
<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span>{</div>
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<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span><span class="keyword">protected</span>:</div>
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|
<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> File_system *_next;</div>
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<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span> </div>
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<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00863" name="l00863"></a><span class="lineno"> 863</span> File_system() noexcept : _next(0) {}</div>
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|
<div class="line"><a id="l00869" name="l00869"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1File__system.html#aa5822abf6c5a5e975ad873237e4bf563"> 869</a></span> <span class="keyword">virtual</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *<a class="code hl_function" href="classL4Re_1_1Vfs_1_1File__system.html#aa5822abf6c5a5e975ad873237e4bf563">type</a>() const noexcept = 0;</div>
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|
<div class="line"><a id="l00870" name="l00870"></a><span class="lineno"> 870</span></div>
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|
<div class="line"><a id="l00887" name="l00887"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1File__system.html#ac8d21114767238289cc45ebca8f7afbb"> 887</a></span> virtual <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1File__system.html#ac8d21114767238289cc45ebca8f7afbb">mount</a>(<span class="keywordtype">char</span> const *source, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> mountflags,</div>
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|
<div class="line"><a id="l00888" name="l00888"></a><span class="lineno"> 888</span> <span class="keywordtype">void</span> const *data, <a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<<a class="code hl_class" href="classL4Re_1_1Vfs_1_1File.html">File</a>> *dir) noexcept = 0;</div>
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|
<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"> 889</span> </div>
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<div class="line"><a id="l00890" name="l00890"></a><span class="lineno"> 890</span> virtual ~File_system() noexcept = 0;</div>
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<div class="line"><a id="l00891" name="l00891"></a><span class="lineno"> 891</span></div>
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|
<div class="line"><a id="l00896" name="l00896"></a><span class="lineno"> 896</span> File_system *next() const noexcept { <span class="keywordflow">return</span> _next; }</div>
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<div class="line"><a id="l00897" name="l00897"></a><span class="lineno"> 897</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *&next() noexcept { <span class="keywordflow">return</span> _next; }</div>
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|
<div class="line"><a id="l00898" name="l00898"></a><span class="lineno"> 898</span> <span class="keywordtype">void</span> next(File_system *n) <span class="keyword">noexcept</span> { _next = n; }</div>
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|
<div class="line"><a id="l00899" name="l00899"></a><span class="lineno"> 899</span>};</div>
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|
</div>
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|
<div class="line"><a id="l00900" name="l00900"></a><span class="lineno"> 900</span> </div>
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|
<div class="line"><a id="l00901" name="l00901"></a><span class="lineno"> 901</span><span class="keyword">inline</span></div>
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|
<div class="line"><a id="l00902" name="l00902"></a><span class="lineno"> 902</span>File_system::~File_system() noexcept</div>
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|
<div class="line"><a id="l00903" name="l00903"></a><span class="lineno"> 903</span>{}</div>
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|
<div class="line"><a id="l00904" name="l00904"></a><span class="lineno"> 904</span> </div>
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|
<div class="line"><a id="l00905" name="l00905"></a><span class="lineno"> 905</span><span class="keyword">class </span>File_system_list</div>
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|
<div class="line"><a id="l00906" name="l00906"></a><span class="lineno"> 906</span>{</div>
|
|
<div class="line"><a id="l00907" name="l00907"></a><span class="lineno"> 907</span><span class="keyword">public</span>:</div>
|
|
<div class="line"><a id="l00908" name="l00908"></a><span class="lineno"> 908</span> <span class="keyword">class </span>Iterator</div>
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|
<div class="line"><a id="l00909" name="l00909"></a><span class="lineno"> 909</span> {</div>
|
|
<div class="line"><a id="l00910" name="l00910"></a><span class="lineno"> 910</span> <span class="keyword">public</span>:</div>
|
|
<div class="line"><a id="l00911" name="l00911"></a><span class="lineno"> 911</span> <span class="keyword">explicit</span> <span class="keyword">constexpr</span> Iterator(File_system *c = <span class="keyword">nullptr</span>) : _c(c) {}</div>
|
|
<div class="line"><a id="l00912" name="l00912"></a><span class="lineno"> 912</span> </div>
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|
<div class="line"><a id="l00913" name="l00913"></a><span class="lineno"> 913</span> Iterator &operator++()</div>
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|
<div class="line"><a id="l00914" name="l00914"></a><span class="lineno"> 914</span> {</div>
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|
<div class="line"><a id="l00915" name="l00915"></a><span class="lineno"> 915</span> <span class="keywordflow">if</span> (_c)</div>
|
|
<div class="line"><a id="l00916" name="l00916"></a><span class="lineno"> 916</span> _c = _c->next();</div>
|
|
<div class="line"><a id="l00917" name="l00917"></a><span class="lineno"> 917</span> <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
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|
<div class="line"><a id="l00918" name="l00918"></a><span class="lineno"> 918</span> }</div>
|
|
<div class="line"><a id="l00919" name="l00919"></a><span class="lineno"> 919</span> </div>
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|
<div class="line"><a id="l00920" name="l00920"></a><span class="lineno"> 920</span> <span class="keywordtype">bool</span> operator==(Iterator <span class="keyword">const</span> &other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _c == other._c; }</div>
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|
<div class="line"><a id="l00921" name="l00921"></a><span class="lineno"> 921</span> <span class="keywordtype">bool</span> operator!=(Iterator <span class="keyword">const</span> &other)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _c != other._c; }</div>
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|
<div class="line"><a id="l00922" name="l00922"></a><span class="lineno"> 922</span> File_system *operator*()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _c; }</div>
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|
<div class="line"><a id="l00923" name="l00923"></a><span class="lineno"> 923</span> File_system *operator->()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> _c; }</div>
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|
<div class="line"><a id="l00924" name="l00924"></a><span class="lineno"> 924</span> </div>
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|
<div class="line"><a id="l00925" name="l00925"></a><span class="lineno"> 925</span> <span class="keyword">private</span>:</div>
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<div class="line"><a id="l00926" name="l00926"></a><span class="lineno"> 926</span> File_system *_c;</div>
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<div class="line"><a id="l00927" name="l00927"></a><span class="lineno"> 927</span> };</div>
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<div class="line"><a id="l00928" name="l00928"></a><span class="lineno"> 928</span> </div>
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|
<div class="line"><a id="l00929" name="l00929"></a><span class="lineno"> 929</span> File_system_list(File_system *head) : _head(head) {}</div>
|
|
<div class="line"><a id="l00930" name="l00930"></a><span class="lineno"> 930</span> </div>
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|
<div class="line"><a id="l00931" name="l00931"></a><span class="lineno"> 931</span> <span class="keyword">constexpr</span> Iterator begin()<span class="keyword"> const</span></div>
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|
<div class="line"><a id="l00932" name="l00932"></a><span class="lineno"> 932</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> Iterator(_head); }</div>
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|
<div class="line"><a id="l00933" name="l00933"></a><span class="lineno"> 933</span> </div>
|
|
<div class="line"><a id="l00934" name="l00934"></a><span class="lineno"> 934</span> <span class="keyword">constexpr</span> Iterator end()<span class="keyword"> const</span></div>
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|
<div class="line"><a id="l00935" name="l00935"></a><span class="lineno"> 935</span><span class="keyword"> </span>{ <span class="keywordflow">return</span> Iterator(); }</div>
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|
<div class="line"><a id="l00936" name="l00936"></a><span class="lineno"> 936</span> </div>
|
|
<div class="line"><a id="l00937" name="l00937"></a><span class="lineno"> 937</span><span class="keyword">private</span>:</div>
|
|
<div class="line"><a id="l00938" name="l00938"></a><span class="lineno"> 938</span> File_system *_head;</div>
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|
<div class="line"><a id="l00939" name="l00939"></a><span class="lineno"> 939</span>};</div>
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<div class="line"><a id="l00940" name="l00940"></a><span class="lineno"> 940</span></div>
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<div class="foldopen" id="foldopen00946" data-start="{" data-end="};">
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|
<div class="line"><a id="l00946" name="l00946"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html"> 946</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Fs.html">Fs</a></div>
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|
<div class="line"><a id="l00947" name="l00947"></a><span class="lineno"> 947</span>{</div>
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<div class="line"><a id="l00948" name="l00948"></a><span class="lineno"> 948</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l00954" name="l00954"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a36506db4e7b41e7334e53c84ed3b9b20"> 954</a></span> <span class="keyword">virtual</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a36506db4e7b41e7334e53c84ed3b9b20">get_file</a>(<span class="keywordtype">int</span> fd) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l00955" name="l00955"></a><span class="lineno"> 955</span></div>
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|
<div class="line"><a id="l00957" name="l00957"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#aca851b802827092be991027a69b3ba4d"> 957</a></span> <span class="keyword">virtual</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#aca851b802827092be991027a69b3ba4d">get_root</a>() noexcept = 0;</div>
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|
<div class="line"><a id="l00958" name="l00958"></a><span class="lineno"> 958</span></div>
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|
<div class="line"><a id="l00960" name="l00960"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#af71ed9631f86a170fa2b538304d89cc3"> 960</a></span> virtual <a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<<a class="code hl_class" href="classL4Re_1_1Vfs_1_1File.html">File</a>> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#af71ed9631f86a170fa2b538304d89cc3">get_cwd</a>() noexcept { <span class="keywordflow">return</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#aca851b802827092be991027a69b3ba4d">get_root</a>(); }</div>
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|
<div class="line"><a id="l00961" name="l00961"></a><span class="lineno"> 961</span></div>
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|
<div class="line"><a id="l00963" name="l00963"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a0dd0571703a77417732ad6b18f85836f"> 963</a></span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a0dd0571703a77417732ad6b18f85836f">set_cwd</a>(<a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <span class="keyword">const</span> &) <span class="keyword">noexcept</span> {}</div>
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|
<div class="line"><a id="l00964" name="l00964"></a><span class="lineno"> 964</span></div>
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|
<div class="line"><a id="l00970" name="l00970"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a941290fd3590b8488559b3223e4da2e4"> 970</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a941290fd3590b8488559b3223e4da2e4">alloc_fd</a>(<a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <span class="keyword">const</span> &f = cxx::Ref_ptr<>::Nil) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l00971" name="l00971"></a><span class="lineno"> 971</span></div>
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|
<div class="line"><a id="l00982" name="l00982"></a><span class="lineno"> 982</span> <span class="keyword">virtual</span> <a class="code hl_struct" href="structcxx_1_1Pair.html">cxx::Pair<cxx::Ref_ptr<File></a>, <span class="keywordtype">int</span>></div>
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|
<div class="line"><a id="l00983" name="l00983"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a61deb37cdd920dc005e8b3833468ec42"> 983</a></span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a61deb37cdd920dc005e8b3833468ec42">set_fd</a>(<span class="keywordtype">int</span> fd, <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <span class="keyword">const</span> &f = cxx::Ref_ptr<>::Nil) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l00984" name="l00984"></a><span class="lineno"> 984</span></div>
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|
<div class="line"><a id="l00990" name="l00990"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a37ff2e6b96ca1cdcba19de44b684e971"> 990</a></span> <span class="keyword">virtual</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a37ff2e6b96ca1cdcba19de44b684e971">free_fd</a>(<span class="keywordtype">int</span> fd) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l00991" name="l00991"></a><span class="lineno"> 991</span></div>
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|
<div class="line"><a id="l00999" name="l00999"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44"> 999</a></span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44">mount</a>(<span class="keywordtype">char</span> <span class="keyword">const</span> *path, <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> <span class="keyword">const</span> &dir) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l01000" name="l01000"></a><span class="lineno"> 1000</span></div>
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|
<div class="line"><a id="l01008" name="l01008"></a><span class="lineno"> 1008</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> register_file_system(<a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *f) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l01009" name="l01009"></a><span class="lineno"> 1009</span></div>
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|
<div class="line"><a id="l01017" name="l01017"></a><span class="lineno"> 1017</span> <span class="keyword">virtual</span> <span class="keywordtype">int</span> unregister_file_system(<a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *f) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l01018" name="l01018"></a><span class="lineno"> 1018</span></div>
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|
<div class="line"><a id="l01026" name="l01026"></a><span class="lineno"> 1026</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *get_file_system(<span class="keywordtype">char</span> <span class="keyword">const</span> *fstype) <span class="keyword">noexcept</span> = 0;</div>
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|
<div class="line"><a id="l01027" name="l01027"></a><span class="lineno"> 1027</span></div>
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|
<div class="line"><a id="l01036" name="l01036"></a><span class="lineno"> 1036</span> <span class="keyword">virtual</span> File_system_list file_system_list() noexcept = 0;</div>
|
|
<div class="line"><a id="l01037" name="l01037"></a><span class="lineno"> 1037</span></div>
|
|
<div class="line"><a id="l01041" name="l01041"></a><span class="lineno"> 1041</span> <span class="keywordtype">int</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44">mount</a>(<span class="keywordtype">char</span> const *source, <span class="keywordtype">char</span> const *target,</div>
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|
<div class="line"><a id="l01042" name="l01042"></a><span class="lineno"> 1042</span> <span class="keywordtype">char</span> const *fstype, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> mountflags,</div>
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|
<div class="line"><a id="l01043" name="l01043"></a><span class="lineno"> 1043</span> <span class="keywordtype">void</span> const *data) noexcept;</div>
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|
<div class="line"><a id="l01044" name="l01044"></a><span class="lineno"> 1044</span> </div>
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|
<div class="line"><a id="l01045" name="l01045"></a><span class="lineno"> 1045</span> virtual <span class="keywordtype">int</span> register_file_factory(<a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<File_factory> f) noexcept = 0;</div>
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|
<div class="line"><a id="l01046" name="l01046"></a><span class="lineno"> 1046</span> virtual <span class="keywordtype">int</span> unregister_file_factory(<a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<File_factory> f) noexcept = 0;</div>
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|
<div class="line"><a id="l01047" name="l01047"></a><span class="lineno"> 1047</span> virtual <a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<File_factory> get_file_factory(<span class="keywordtype">int</span> proto) noexcept = 0;</div>
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|
<div class="line"><a id="l01048" name="l01048"></a><span class="lineno"> 1048</span> virtual <a class="code hl_namespace" href="namespacecxx.html">cxx</a>::Ref_ptr<File_factory> get_file_factory(<span class="keywordtype">char</span> const *proto_name) noexcept = 0;</div>
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|
<div class="line"><a id="l01049" name="l01049"></a><span class="lineno"> 1049</span> </div>
|
|
<div class="line"><a id="l01050" name="l01050"></a><span class="lineno"> 1050</span> virtual ~<a class="code hl_class" href="classL4Re_1_1Vfs_1_1Fs.html">Fs</a>() = 0;</div>
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|
<div class="line"><a id="l01051" name="l01051"></a><span class="lineno"> 1051</span> </div>
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|
<div class="line"><a id="l01052" name="l01052"></a><span class="lineno"> 1052</span>private:</div>
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|
<div class="line"><a id="l01053" name="l01053"></a><span class="lineno"> 1053</span> <span class="keywordtype">int</span> mount_one(<span class="keywordtype">char</span> const *source, <span class="keywordtype">char</span> const *target,</div>
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|
<div class="line"><a id="l01054" name="l01054"></a><span class="lineno"> 1054</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *fs, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> mountflags,</div>
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|
<div class="line"><a id="l01055" name="l01055"></a><span class="lineno"> 1055</span> <span class="keywordtype">void</span> const *data) noexcept;</div>
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|
<div class="line"><a id="l01056" name="l01056"></a><span class="lineno"> 1056</span>};</div>
|
|
</div>
|
|
<div class="line"><a id="l01057" name="l01057"></a><span class="lineno"> 1057</span> </div>
|
|
<div class="line"><a id="l01058" name="l01058"></a><span class="lineno"> 1058</span>inline <span class="keywordtype">int</span></div>
|
|
<div class="line"><a id="l01059" name="l01059"></a><span class="lineno"> 1059</span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Fs.html">Fs</a>::mount_one(<span class="keywordtype">char</span> const *source, <span class="keywordtype">char</span> const *target,</div>
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|
<div class="line"><a id="l01060" name="l01060"></a><span class="lineno"> 1060</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *fs, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> mountflags,</div>
|
|
<div class="line"><a id="l01061" name="l01061"></a><span class="lineno"> 1061</span> <span class="keywordtype">void</span> const *data) noexcept</div>
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|
<div class="line"><a id="l01062" name="l01062"></a><span class="lineno"> 1062</span>{</div>
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|
<div class="line"><a id="l01063" name="l01063"></a><span class="lineno"> 1063</span> <a class="code hl_class" href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr<File></a> dir;</div>
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|
<div class="line"><a id="l01064" name="l01064"></a><span class="lineno"> 1064</span> <span class="keywordtype">int</span> res = fs->mount(source, mountflags, data, &dir);</div>
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|
<div class="line"><a id="l01065" name="l01065"></a><span class="lineno"> 1065</span> </div>
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|
<div class="line"><a id="l01066" name="l01066"></a><span class="lineno"> 1066</span> <span class="keywordflow">if</span> (res < 0)</div>
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|
<div class="line"><a id="l01067" name="l01067"></a><span class="lineno"> 1067</span> <span class="keywordflow">return</span> res;</div>
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|
<div class="line"><a id="l01068" name="l01068"></a><span class="lineno"> 1068</span> </div>
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|
<div class="line"><a id="l01069" name="l01069"></a><span class="lineno"> 1069</span> <span class="keywordflow">return</span> <a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44">mount</a>(target, dir);</div>
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|
<div class="line"><a id="l01070" name="l01070"></a><span class="lineno"> 1070</span>}</div>
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|
<div class="line"><a id="l01071" name="l01071"></a><span class="lineno"> 1071</span> </div>
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|
<div class="line"><a id="l01072" name="l01072"></a><span class="lineno"> 1072</span><span class="keyword">inline</span> <span class="keywordtype">int</span></div>
|
|
<div class="foldopen" id="foldopen01073" data-start="{" data-end="}">
|
|
<div class="line"><a id="l01073" name="l01073"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Fs.html#a1aeb8447a3b0471418a063be8d9c93a5"> 1073</a></span><a class="code hl_function" href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44">Fs::mount</a>(<span class="keywordtype">char</span> <span class="keyword">const</span> *source, <span class="keywordtype">char</span> <span class="keyword">const</span> *target,</div>
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|
<div class="line"><a id="l01074" name="l01074"></a><span class="lineno"> 1074</span> <span class="keywordtype">char</span> <span class="keyword">const</span> *fstype, <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> mountflags,</div>
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|
<div class="line"><a id="l01075" name="l01075"></a><span class="lineno"> 1075</span> <span class="keywordtype">void</span> <span class="keyword">const</span> *data) <span class="keyword">noexcept</span></div>
|
|
<div class="line"><a id="l01076" name="l01076"></a><span class="lineno"> 1076</span>{</div>
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|
<div class="line"><a id="l01077" name="l01077"></a><span class="lineno"> 1077</span> <span class="keywordflow">if</span> ( fstype[0] == <span class="charliteral">'a'</span></div>
|
|
<div class="line"><a id="l01078" name="l01078"></a><span class="lineno"> 1078</span> && fstype[1] == <span class="charliteral">'u'</span></div>
|
|
<div class="line"><a id="l01079" name="l01079"></a><span class="lineno"> 1079</span> && fstype[2] == <span class="charliteral">'t'</span></div>
|
|
<div class="line"><a id="l01080" name="l01080"></a><span class="lineno"> 1080</span> && fstype[3] == <span class="charliteral">'o'</span></div>
|
|
<div class="line"><a id="l01081" name="l01081"></a><span class="lineno"> 1081</span> && fstype[4] == 0)</div>
|
|
<div class="line"><a id="l01082" name="l01082"></a><span class="lineno"> 1082</span> {</div>
|
|
<div class="line"><a id="l01083" name="l01083"></a><span class="lineno"> 1083</span> File_system_list fsl = file_system_list();</div>
|
|
<div class="line"><a id="l01084" name="l01084"></a><span class="lineno"> 1084</span> <span class="keywordflow">for</span> (File_system_list::Iterator c = fsl.begin(); c != fsl.end(); ++c)</div>
|
|
<div class="line"><a id="l01085" name="l01085"></a><span class="lineno"> 1085</span> <span class="keywordflow">if</span> (mount_one(source, target, *c, mountflags, data) == 0)</div>
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|
<div class="line"><a id="l01086" name="l01086"></a><span class="lineno"> 1086</span> <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a id="l01087" name="l01087"></a><span class="lineno"> 1087</span> </div>
|
|
<div class="line"><a id="l01088" name="l01088"></a><span class="lineno"> 1088</span> <span class="keywordflow">return</span> -ENODEV;</div>
|
|
<div class="line"><a id="l01089" name="l01089"></a><span class="lineno"> 1089</span> }</div>
|
|
<div class="line"><a id="l01090" name="l01090"></a><span class="lineno"> 1090</span> </div>
|
|
<div class="line"><a id="l01091" name="l01091"></a><span class="lineno"> 1091</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1File__system.html">File_system</a> *fs = get_file_system(fstype);</div>
|
|
<div class="line"><a id="l01092" name="l01092"></a><span class="lineno"> 1092</span> </div>
|
|
<div class="line"><a id="l01093" name="l01093"></a><span class="lineno"> 1093</span> <span class="keywordflow">if</span> (!fs)</div>
|
|
<div class="line"><a id="l01094" name="l01094"></a><span class="lineno"> 1094</span> <span class="keywordflow">return</span> -ENODEV;</div>
|
|
<div class="line"><a id="l01095" name="l01095"></a><span class="lineno"> 1095</span> </div>
|
|
<div class="line"><a id="l01096" name="l01096"></a><span class="lineno"> 1096</span> <span class="keywordflow">return</span> mount_one(source, target, fs, mountflags, data);</div>
|
|
<div class="line"><a id="l01097" name="l01097"></a><span class="lineno"> 1097</span>}</div>
|
|
</div>
|
|
<div class="line"><a id="l01098" name="l01098"></a><span class="lineno"> 1098</span> </div>
|
|
<div class="line"><a id="l01099" name="l01099"></a><span class="lineno"> 1099</span><span class="keyword">inline</span></div>
|
|
<div class="line"><a id="l01100" name="l01100"></a><span class="lineno"> 1100</span>Fs::~Fs()</div>
|
|
<div class="line"><a id="l01101" name="l01101"></a><span class="lineno"> 1101</span>{}</div>
|
|
<div class="line"><a id="l01102" name="l01102"></a><span class="lineno"> 1102</span></div>
|
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<div class="foldopen" id="foldopen01109" data-start="{" data-end="};">
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<div class="line"><a id="l01109" name="l01109"></a><span class="lineno"><a class="line" href="classL4Re_1_1Vfs_1_1Ops.html"> 1109</a></span><span class="keyword">class </span><a class="code hl_class" href="classL4Re_1_1Vfs_1_1Ops.html">Ops</a> : <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Mman.html">Mman</a>, <span class="keyword">public</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Fs.html">Fs</a></div>
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<div class="line"><a id="l01110" name="l01110"></a><span class="lineno"> 1110</span>{</div>
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<div class="line"><a id="l01111" name="l01111"></a><span class="lineno"> 1111</span><span class="keyword">public</span>:</div>
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<div class="line"><a id="l01112" name="l01112"></a><span class="lineno"> 1112</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> *malloc(<span class="keywordtype">size_t</span> bytes) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l01113" name="l01113"></a><span class="lineno"> 1113</span> <span class="keyword">virtual</span> <span class="keywordtype">void</span> free(<span class="keywordtype">void</span> *mem) <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l01114" name="l01114"></a><span class="lineno"> 1114</span> <span class="keyword">virtual</span> <a class="code hl_class" href="classL4Re_1_1Vfs_1_1Ops.html">~Ops</a>() <span class="keyword">noexcept</span> = 0;</div>
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<div class="line"><a id="l01115" name="l01115"></a><span class="lineno"> 1115</span> </div>
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<div class="line"><a id="l01116" name="l01116"></a><span class="lineno"> 1116</span> <span class="keywordtype">char</span> *strndup(<span class="keywordtype">char</span> <span class="keyword">const</span> *str, <span class="keywordtype">unsigned</span> l) <span class="keyword">noexcept</span></div>
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<div class="line"><a id="l01117" name="l01117"></a><span class="lineno"> 1117</span> {</div>
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<div class="line"><a id="l01118" name="l01118"></a><span class="lineno"> 1118</span> <span class="keywordtype">unsigned</span> len;</div>
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<div class="line"><a id="l01119" name="l01119"></a><span class="lineno"> 1119</span> <span class="keywordflow">for</span> (len = 0; str[len] && len < l; ++len)</div>
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<div class="line"><a id="l01120" name="l01120"></a><span class="lineno"> 1120</span> ;</div>
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<div class="line"><a id="l01121" name="l01121"></a><span class="lineno"> 1121</span> </div>
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<div class="line"><a id="l01122" name="l01122"></a><span class="lineno"> 1122</span> <span class="keywordflow">if</span> (len == 0)</div>
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<div class="line"><a id="l01123" name="l01123"></a><span class="lineno"> 1123</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l01124" name="l01124"></a><span class="lineno"> 1124</span> </div>
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<div class="line"><a id="l01125" name="l01125"></a><span class="lineno"> 1125</span> ++len;</div>
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<div class="line"><a id="l01126" name="l01126"></a><span class="lineno"> 1126</span> </div>
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<div class="line"><a id="l01127" name="l01127"></a><span class="lineno"> 1127</span> <span class="keywordtype">char</span> *b = <span class="keyword">static_cast<</span><span class="keywordtype">char</span> *<span class="keyword">></span>(this->malloc(len));</div>
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<div class="line"><a id="l01128" name="l01128"></a><span class="lineno"> 1128</span> <span class="keywordflow">if</span> (b == <span class="keyword">nullptr</span>)</div>
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<div class="line"><a id="l01129" name="l01129"></a><span class="lineno"> 1129</span> <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a id="l01130" name="l01130"></a><span class="lineno"> 1130</span> </div>
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<div class="line"><a id="l01131" name="l01131"></a><span class="lineno"> 1131</span> <span class="keywordtype">char</span> *r = b;</div>
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<div class="line"><a id="l01132" name="l01132"></a><span class="lineno"> 1132</span> <span class="keywordflow">for</span> (; len - 1 > 0 && *str; --len, ++b, ++str)</div>
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<div class="line"><a id="l01133" name="l01133"></a><span class="lineno"> 1133</span> *b = *str;</div>
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<div class="line"><a id="l01134" name="l01134"></a><span class="lineno"> 1134</span> </div>
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<div class="line"><a id="l01135" name="l01135"></a><span class="lineno"> 1135</span> *b = 0;</div>
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<div class="line"><a id="l01136" name="l01136"></a><span class="lineno"> 1136</span> <span class="keywordflow">return</span> r;</div>
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<div class="line"><a id="l01137" name="l01137"></a><span class="lineno"> 1137</span> }</div>
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<div class="line"><a id="l01138" name="l01138"></a><span class="lineno"> 1138</span> </div>
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<div class="line"><a id="l01139" name="l01139"></a><span class="lineno"> 1139</span>};</div>
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</div>
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<div class="line"><a id="l01140" name="l01140"></a><span class="lineno"> 1140</span> </div>
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<div class="line"><a id="l01141" name="l01141"></a><span class="lineno"> 1141</span><span class="keyword">inline</span></div>
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<div class="line"><a id="l01142" name="l01142"></a><span class="lineno"> 1142</span>Ops::~Ops() noexcept</div>
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<div class="line"><a id="l01143" name="l01143"></a><span class="lineno"> 1143</span>{}</div>
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<div class="line"><a id="l01144" name="l01144"></a><span class="lineno"> 1144</span> </div>
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<div class="line"><a id="l01145" name="l01145"></a><span class="lineno"> 1145</span>}}</div>
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<div class="line"><a id="l01146" name="l01146"></a><span class="lineno"> 1146</span> </div>
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<div class="line"><a id="l01147" name="l01147"></a><span class="lineno"> 1147</span><span class="preprocessor">#endif</span></div>
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<div class="line"><a id="l01148" name="l01148"></a><span class="lineno"> 1148</span> </div>
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<div class="ttc" id="acap__alloc_html"><div class="ttname"><a href="cap__alloc.html">cap_alloc</a></div><div class="ttdoc">Abstract capability-allocator interface.</div></div>
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<div class="ttc" id="acapability_html"><div class="ttname"><a href="capability.html">capability</a></div><div class="ttdoc">L4::Cap related definitions.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html">L4Re::Vfs::Directory</a></div><div class="ttdoc">Interface for a POSIX file that is a directory.</div><div class="ttdef"><b>Definition</b> <a href="#l00160">vfs.h:161</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_a064826f071b334263478c05fbcf6dc4b"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#a064826f071b334263478c05fbcf6dc4b">L4Re::Vfs::Directory::mkdir</a></div><div class="ttdeci">virtual int mkdir(const char *path, mode_t mode) noexcept=0</div><div class="ttdoc">Create a new subdirectory.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_a5c06024c1891fa24d2e99089f9e083ca"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#a5c06024c1891fa24d2e99089f9e083ca">L4Re::Vfs::Directory::link</a></div><div class="ttdeci">virtual int link(const char *src_path, const char *dst_path) noexcept=0</div><div class="ttdoc">Create a hard link (second name) for the given file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_a8be4bdc25e9bb6bfbe3c5e1c24f0101b"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#a8be4bdc25e9bb6bfbe3c5e1c24f0101b">L4Re::Vfs::Directory::unlink</a></div><div class="ttdeci">virtual int unlink(const char *path) noexcept=0</div><div class="ttdoc">Unlink the given file from that directory.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_a8f2fa816156d35598df28fda9ddaf3cd"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#a8f2fa816156d35598df28fda9ddaf3cd">L4Re::Vfs::Directory::symlink</a></div><div class="ttdeci">virtual int symlink(const char *src_path, const char *dst_path) noexcept=0</div><div class="ttdoc">Create a symbolic link for the given file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_a9c121cc388d2f77659f40015015d21cc"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#a9c121cc388d2f77659f40015015d21cc">L4Re::Vfs::Directory::rmdir</a></div><div class="ttdeci">virtual int rmdir(const char *path) noexcept=0</div><div class="ttdoc">Delete an empty directory.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_abff2a0aff3cb5ac39de00038a50b11e4"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#abff2a0aff3cb5ac39de00038a50b11e4">L4Re::Vfs::Directory::rename</a></div><div class="ttdeci">virtual int rename(const char *src_path, const char *dst_path) noexcept=0</div><div class="ttdoc">Rename the given file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Directory_html_aee3e742b95feba61228400ea5a5af057"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Directory.html#aee3e742b95feba61228400ea5a5af057">L4Re::Vfs::Directory::faccessat</a></div><div class="ttdeci">virtual int faccessat(const char *path, int mode, int flags) noexcept=0</div><div class="ttdoc">Check access permissions on the given file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1File__system_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1File__system.html">L4Re::Vfs::File_system</a></div><div class="ttdoc">Basic interface for an L4Re::Vfs file system.</div><div class="ttdef"><b>Definition</b> <a href="#l00857">vfs.h:858</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1File__system_html_aa5822abf6c5a5e975ad873237e4bf563"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1File__system.html#aa5822abf6c5a5e975ad873237e4bf563">L4Re::Vfs::File_system::type</a></div><div class="ttdeci">virtual char const * type() const noexcept=0</div><div class="ttdoc">Returns the type of the file system used in mount as fstype argument.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1File__system_html_ac8d21114767238289cc45ebca8f7afbb"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1File__system.html#ac8d21114767238289cc45ebca8f7afbb">L4Re::Vfs::File_system::mount</a></div><div class="ttdeci">virtual int mount(char const *source, unsigned long mountflags, void const *data, cxx::Ref_ptr< File > *dir) noexcept=0</div><div class="ttdoc">Create a directory object dir representing source mounted with this file system.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1File_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1File.html">L4Re::Vfs::File</a></div><div class="ttdoc">The basic interface for an open POSIX file.</div><div class="ttdef"><b>Definition</b> <a href="#l00455">vfs.h:461</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html">L4Re::Vfs::Fs</a></div><div class="ttdoc">POSIX File-system related functionality.</div><div class="ttdef"><b>Definition</b> <a href="#l00946">vfs.h:947</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a0dd0571703a77417732ad6b18f85836f"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a0dd0571703a77417732ad6b18f85836f">L4Re::Vfs::Fs::set_cwd</a></div><div class="ttdeci">virtual void set_cwd(cxx::Ref_ptr< File > const &) noexcept</div><div class="ttdoc">Set the current working directory for the application.</div><div class="ttdef"><b>Definition</b> <a href="#l00963">vfs.h:963</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a28b346584d4e65703455dbbe5d96df44"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a28b346584d4e65703455dbbe5d96df44">L4Re::Vfs::Fs::mount</a></div><div class="ttdeci">virtual int mount(char const *path, cxx::Ref_ptr< File > const &dir) noexcept=0</div><div class="ttdoc">Mount a given file object at the given global path in the VFS.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a36506db4e7b41e7334e53c84ed3b9b20"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a36506db4e7b41e7334e53c84ed3b9b20">L4Re::Vfs::Fs::get_file</a></div><div class="ttdeci">virtual cxx::Ref_ptr< File > get_file(int fd) noexcept=0</div><div class="ttdoc">Get the L4Re::Vfs::File for the file descriptor fd.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a37ff2e6b96ca1cdcba19de44b684e971"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a37ff2e6b96ca1cdcba19de44b684e971">L4Re::Vfs::Fs::free_fd</a></div><div class="ttdeci">virtual cxx::Ref_ptr< File > free_fd(int fd) noexcept=0</div><div class="ttdoc">Free the file descriptor fd.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a61deb37cdd920dc005e8b3833468ec42"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a61deb37cdd920dc005e8b3833468ec42">L4Re::Vfs::Fs::set_fd</a></div><div class="ttdeci">virtual cxx::Pair< cxx::Ref_ptr< File >, int > set_fd(int fd, cxx::Ref_ptr< File > const &f=cxx::Ref_ptr<>::Nil) noexcept=0</div><div class="ttdoc">Set the file object referenced by the file descriptor fd.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_a941290fd3590b8488559b3223e4da2e4"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#a941290fd3590b8488559b3223e4da2e4">L4Re::Vfs::Fs::alloc_fd</a></div><div class="ttdeci">virtual int alloc_fd(cxx::Ref_ptr< File > const &f=cxx::Ref_ptr<>::Nil) noexcept=0</div><div class="ttdoc">Allocate the next free file descriptor.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_aca851b802827092be991027a69b3ba4d"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#aca851b802827092be991027a69b3ba4d">L4Re::Vfs::Fs::get_root</a></div><div class="ttdeci">virtual cxx::Ref_ptr< File > get_root() noexcept=0</div><div class="ttdoc">Get the directory object for the application's root directory.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Fs_html_af71ed9631f86a170fa2b538304d89cc3"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Fs.html#af71ed9631f86a170fa2b538304d89cc3">L4Re::Vfs::Fs::get_cwd</a></div><div class="ttdeci">virtual cxx::Ref_ptr< File > get_cwd() noexcept</div><div class="ttdoc">Get the directory object for the application's current working directory.</div><div class="ttdef"><b>Definition</b> <a href="#l00960">vfs.h:960</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html">L4Re::Vfs::Generic_file</a></div><div class="ttdoc">The common interface for an open POSIX file.</div><div class="ttdef"><b>Definition</b> <a href="#l00052">vfs.h:53</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_a211d21f1abee9808536db81b5a870baa"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#a211d21f1abee9808536db81b5a870baa">L4Re::Vfs::Generic_file::unlock_all_locks</a></div><div class="ttdeci">virtual int unlock_all_locks() noexcept=0</div><div class="ttdoc">Unlock all locks on the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_a4a93bdb9bc1a4627d8c23b438a0dfb73"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#a4a93bdb9bc1a4627d8c23b438a0dfb73">L4Re::Vfs::Generic_file::fchmod</a></div><div class="ttdeci">virtual int fchmod(mode_t) noexcept=0</div><div class="ttdoc">Change POSIX access rights on the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_a54cf0ebb0d6e60f34efb9576ff9bd8df"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#a54cf0ebb0d6e60f34efb9576ff9bd8df">L4Re::Vfs::Generic_file::fstat</a></div><div class="ttdeci">virtual int fstat(struct stat64 *buf) const noexcept=0</div><div class="ttdoc">Get status information for the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_ab75e94708610d22be8b8bb98ca4c54c8"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#ab75e94708610d22be8b8bb98ca4c54c8">L4Re::Vfs::Generic_file::set_status_flags</a></div><div class="ttdeci">virtual int set_status_flags(long flags) noexcept=0</div><div class="ttdoc">Set file status flags (fcntl F_SETFL).</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_ac2d79d9ed8c826b28e1abd98bc1659f9"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#ac2d79d9ed8c826b28e1abd98bc1659f9">L4Re::Vfs::Generic_file::Ready_type</a></div><div class="ttdeci">Ready_type</div><div class="ttdoc">Type of I/O operation/condition a file can indicate readiness.</div><div class="ttdef"><b>Definition</b> <a href="#l00060">vfs.h:61</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_addbfcce2d915bf9e8ce6716c3bfe6114"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#addbfcce2d915bf9e8ce6716c3bfe6114">L4Re::Vfs::Generic_file::check_ready</a></div><div class="ttdeci">virtual bool check_ready(Ready_type rt) noexcept=0</div><div class="ttdoc">Check whether the file is ready for an I/O operation/condition.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Generic__file_html_afd9d4ab781c72f182725282d920eebf1"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Generic__file.html#afd9d4ab781c72f182725282d920eebf1">L4Re::Vfs::Generic_file::get_status_flags</a></div><div class="ttdeci">virtual int get_status_flags() const noexcept=0</div><div class="ttdoc">Get file status flags (fcntl F_GETFL).</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html">L4Re::Vfs::Mman</a></div><div class="ttdoc">Interface for POSIX memory management.</div><div class="ttdef"><b>Definition</b> <a href="#l00773">vfs.h:774</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_a481978415b5fde36d297c190f2b3c3c8"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#a481978415b5fde36d297c190f2b3c3c8">L4Re::Vfs::Mman::mmap2</a></div><div class="ttdeci">virtual int mmap2(void *start, size_t len, int prot, int flags, int fd, off_t offset, void **ptr) noexcept=0</div><div class="ttdoc">Backend for the mmap2 system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_a683a4b5fa9038043767d0827e483c3a1"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#a683a4b5fa9038043767d0827e483c3a1">L4Re::Vfs::Mman::msync</a></div><div class="ttdeci">virtual int msync(void *addr, size_t len, int flags) noexcept=0</div><div class="ttdoc">Backend for the msync system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_a91fbe0eba878db130257331269b78204"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#a91fbe0eba878db130257331269b78204">L4Re::Vfs::Mman::munmap</a></div><div class="ttdeci">virtual int munmap(void *start, size_t len) noexcept=0</div><div class="ttdoc">Backend for the munmap system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_a9d4e67a1afba59edb87f3a2a812b98f7"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#a9d4e67a1afba59edb87f3a2a812b98f7">L4Re::Vfs::Mman::mremap</a></div><div class="ttdeci">virtual int mremap(void *old, size_t old_sz, size_t new_sz, int flags, void **new_addr) noexcept=0</div><div class="ttdoc">Backend for the mremap system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_ab1d5583ef4942edc352aa18842e233b1"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#ab1d5583ef4942edc352aa18842e233b1">L4Re::Vfs::Mman::madvise</a></div><div class="ttdeci">virtual int madvise(void *addr, size_t len, int advice) noexcept=0</div><div class="ttdoc">Backend for the madvice system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Mman_html_aca956ab3df463e31c77f975efbf31a79"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Mman.html#aca956ab3df463e31c77f975efbf31a79">L4Re::Vfs::Mman::mprotect</a></div><div class="ttdeci">virtual int mprotect(const void *a, size_t sz, int prot) noexcept=0</div><div class="ttdoc">Backend for the mprotect system call.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Ops_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Ops.html">L4Re::Vfs::Ops</a></div><div class="ttdoc">Interface for the POSIX backends of an application.</div><div class="ttdef"><b>Definition</b> <a href="#l01109">vfs.h:1110</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html">L4Re::Vfs::Regular_file</a></div><div class="ttdoc">Interface for a POSIX file that provides regular file semantics.</div><div class="ttdef"><b>Definition</b> <a href="#l00287">vfs.h:288</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a13e3c4a4901d102e15c4535ebe181d9e"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a13e3c4a4901d102e15c4535ebe181d9e">L4Re::Vfs::Regular_file::writev</a></div><div class="ttdeci">virtual ssize_t writev(const struct iovec *, int iovcnt) noexcept=0</div><div class="ttdoc">Write one or more blocks of data to the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a2cbfa1844e4539e2ca32838805308f7f"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a2cbfa1844e4539e2ca32838805308f7f">L4Re::Vfs::Regular_file::data_space</a></div><div class="ttdeci">virtual L4::Cap< L4Re::Dataspace > data_space() noexcept=0</div><div class="ttdoc">Get an L4Re::Dataspace object for the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a34c44ed58158cd6750d90171999b29c0"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a34c44ed58158cd6750d90171999b29c0">L4Re::Vfs::Regular_file::readv</a></div><div class="ttdeci">virtual ssize_t readv(const struct iovec *, int iovcnt) noexcept=0</div><div class="ttdoc">Read one or more blocks of data from the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a3e5ed246fe548bfa61f96404229a4712"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a3e5ed246fe548bfa61f96404229a4712">L4Re::Vfs::Regular_file::fdatasync</a></div><div class="ttdeci">virtual int fdatasync() const noexcept=0</div><div class="ttdoc">Sync the data to persistent storage.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a588accbd06a340d169a950c7a8000acf"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a588accbd06a340d169a950c7a8000acf">L4Re::Vfs::Regular_file::fsync</a></div><div class="ttdeci">virtual int fsync() const noexcept=0</div><div class="ttdoc">Sync the data and meta data to persistent storage.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a5a7d8c42fed5f11a473f3eeade688aad"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a5a7d8c42fed5f11a473f3eeade688aad">L4Re::Vfs::Regular_file::lseek</a></div><div class="ttdeci">virtual off64_t lseek(off64_t, int) noexcept=0</div><div class="ttdoc">Change the file pointer.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a9b9d2a4dd752880087f3ec1ce060cd45"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a9b9d2a4dd752880087f3ec1ce060cd45">L4Re::Vfs::Regular_file::get_lock</a></div><div class="ttdeci">virtual int get_lock(struct flock64 *lock) noexcept=0</div><div class="ttdoc">Test if the given lock can be placed in the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_a9d0642e15bae23fb1e7168313b01d21e"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#a9d0642e15bae23fb1e7168313b01d21e">L4Re::Vfs::Regular_file::ftruncate</a></div><div class="ttdeci">virtual int ftruncate(off64_t pos) noexcept=0</div><div class="ttdoc">Truncate the file at the given position.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Regular__file_html_aeb45359566fad901711a90a381043cb1"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Regular__file.html#aeb45359566fad901711a90a381043cb1">L4Re::Vfs::Regular_file::set_lock</a></div><div class="ttdeci">virtual int set_lock(struct flock64 *lock, bool wait) noexcept=0</div><div class="ttdoc">Acquire or release the given lock on the file.</div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Special__file_html"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Special__file.html">L4Re::Vfs::Special_file</a></div><div class="ttdoc">Interface for a POSIX file that provides special file semantics.</div><div class="ttdef"><b>Definition</b> <a href="#l00420">vfs.h:421</a></div></div>
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<div class="ttc" id="aclassL4Re_1_1Vfs_1_1Special__file_html_a29c83a9da823ca7364b26257838b0d18"><div class="ttname"><a href="classL4Re_1_1Vfs_1_1Special__file.html#a29c83a9da823ca7364b26257838b0d18">L4Re::Vfs::Special_file::ioctl</a></div><div class="ttdeci">virtual int ioctl(unsigned long cmd, va_list args) noexcept=0</div><div class="ttdoc">The famous IO control.</div></div>
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<div class="ttc" id="aclassL4_1_1Cap_html"><div class="ttname"><a href="classL4_1_1Cap.html">L4::Cap</a></div><div class="ttdoc">C++ interface for capabilities.</div><div class="ttdef"><b>Definition</b> <a href="capability_8h_source.html#l00223">capability.h:224</a></div></div>
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<div class="ttc" id="aclasscxx_1_1Ref__ptr_html"><div class="ttname"><a href="classcxx_1_1Ref__ptr.html">cxx::Ref_ptr</a></div><div class="ttdoc">A reference-counting pointer with automatic cleanup.</div><div class="ttdef"><b>Definition</b> <a href="ref__ptr_source.html#l00070">ref_ptr:71</a></div></div>
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<div class="ttc" id="acompiler_8h_html"><div class="ttname"><a href="compiler_8h.html">compiler.h</a></div><div class="ttdoc">L4 compiler related defines.</div></div>
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<div class="ttc" id="adataspace_html"><div class="ttname"><a href="dataspace.html">dataspace</a></div><div class="ttdoc">Dataspace interface.</div></div>
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<div class="ttc" id="agroup__l4__kobject__rtti_html_ga97e693dfd1d5e0539507686c133ba05d"><div class="ttname"><a href="group__l4__kobject__rtti.html#ga97e693dfd1d5e0539507686c133ba05d">L4::kobject_typeid</a></div><div class="ttdeci">Type_info const * kobject_typeid() noexcept</div><div class="ttdoc">Get the L4::Type_info for the L4Re interface given in T.</div><div class="ttdef"><b>Definition</b> <a href="____typeinfo_8h_source.html#l00682">__typeinfo.h:682</a></div></div>
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<div class="ttc" id="anamespaceL4Re_1_1Vfs_html"><div class="ttname"><a href="namespaceL4Re_1_1Vfs.html">L4Re::Vfs</a></div><div class="ttdoc">Virtual file system for interfaces in POSIX libc.</div><div class="ttdef"><b>Definition</b> <a href="backend_source.html#l00016">backend:16</a></div></div>
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<div class="ttc" id="anamespaceL4Re_html"><div class="ttname"><a href="namespaceL4Re.html">L4Re</a></div><div class="ttdoc">L4Re C++ Interfaces.</div><div class="ttdef"><b>Definition</b> <a href="cmd__control_source.html#l00014">cmd_control:14</a></div></div>
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<div class="ttc" id="anamespaceL4_html_ac674c8e32808f504f4fa0aa8e5276e84"><div class="ttname"><a href="namespaceL4.html#ac674c8e32808f504f4fa0aa8e5276e84">L4::cap_cast</a></div><div class="ttdeci">Cap< T > cap_cast(Cap< F > const &c) noexcept</div><div class="ttdoc">static_cast for capabilities.</div><div class="ttdef"><b>Definition</b> <a href="capability_8h_source.html#l00416">capability.h:416</a></div></div>
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<div class="ttc" id="anamespacecxx_html"><div class="ttname"><a href="namespacecxx.html">cxx</a></div><div class="ttdoc">Our C++ library.</div><div class="ttdef"><b>Definition</b> <a href="arith_source.html#l00011">arith:11</a></div></div>
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<div class="ttc" id="apair_html"><div class="ttname"><a href="pair.html">pair</a></div><div class="ttdoc">Pair implementation.</div></div>
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<div class="ttc" id="astructcxx_1_1Pair_html"><div class="ttname"><a href="structcxx_1_1Pair.html">cxx::Pair</a></div><div class="ttdoc">Pair of two values.</div><div class="ttdef"><b>Definition</b> <a href="pair_source.html#l00027">pair:28</a></div></div>
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<li class="navelem"><b>l4</b></li><li class="navelem"><b>l4re_vfs</b></li><li class="navelem"><b>vfs.h</b></li>
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