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<title>UbixOS V2: src/sys/include/vfs/vfs.h File Reference</title>
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<h1>vfs.h File Reference</h1><code>#include &lt;<a class="el" href="types_8h-source.html">ubixos/types.h</a>&gt;</code><br>
<code>#include &lt;<a class="el" href="file_8h-source.html">vfs/file.h</a>&gt;</code><br>
<code>#include &lt;<a class="el" href="mount_8h-source.html">vfs/mount.h</a>&gt;</code><br>
<code>#include &lt;<a class="el" href="sysproto_8h-source.html">sys/sysproto.h</a>&gt;</code><br>
<code>#include &lt;<a class="el" href="thread_8h-source.html">sys/thread.h</a>&gt;</code><br>

<p>
Include dependency graph for vfs.h:<p><center><img src="vfs_8h__incl.png" border="0" usemap="#src/sys/include/vfs/vfs.h_map" alt=""></center>
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<p>
This graph shows which files directly or indirectly include this file:<p><center><img src="vfs_8h__dep__incl.png" border="0" usemap="#src/sys/include/vfs/vfs.hdep_map" alt=""></center>
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<p>
<a href="vfs_8h-source.html">Go to the source code of this file.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Data Structures</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">struct &nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="structfileSystem.html">fileSystem</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">filesSystem Structure  <a href="structfileSystem.html#_details">More...</a><br></td></tr>
<tr><td colspan="2"><br><h2>Defines</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#0b9c2cfc0e4cef01ef0f439550a080d8">fdAvail</a>&nbsp;&nbsp;&nbsp;1</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#4907ecb6121af1b80c5c5b436ebe3cb5">fdEof</a>&nbsp;&nbsp;&nbsp;4</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#249a3d8cdfed3302062ad215b95a4294">fdOpen</a>&nbsp;&nbsp;&nbsp;2</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#a461f4419baab36cdd1143cd0fe66e0e">fdRead</a>&nbsp;&nbsp;&nbsp;3</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#e4c27d5653358d16438504434867dfff">fileAppend</a>&nbsp;&nbsp;&nbsp;0x0008</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#3e8798b0a6e30da29349c1b6d827f52a">fileBinary</a>&nbsp;&nbsp;&nbsp;0x0004</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#e8e814536103f514b8460ec7a0fc4553">fileRead</a>&nbsp;&nbsp;&nbsp;0x0001</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#4898b5a1a1daebda9d11b4afde062e5c">fileWrite</a>&nbsp;&nbsp;&nbsp;0x0002</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">#define&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#7345172cf7a0188e85f54fca04e800fb">maxFd</a>&nbsp;&nbsp;&nbsp;32</td></tr>

<tr><td colspan="2"><br><h2>Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="el" href="structfileSystem.html">fileSystem</a> *&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#025f2b08eb8930f06292f32f960ad0c7">vfs_findFS</a> (int)</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#ca585ca14c08d6c1a07e1b886fc9749a">vfs_init</a> ()</td></tr>

<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="vfs_8h.html#8652b1ccbcf7d2a872c5781640f7d59a">vfsRegisterFS</a> (struct <a class="el" href="structfileSystem.html">fileSystem</a>)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">register a file system  <a href="#8652b1ccbcf7d2a872c5781640f7d59a"></a><br></td></tr>
</table>
<hr><h2>Define Documentation</h2>
<a class="anchor" name="0b9c2cfc0e4cef01ef0f439550a080d8"></a><!-- doxytag: member="vfs.h::fdAvail" ref="0b9c2cfc0e4cef01ef0f439550a080d8" args="" -->
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          <td class="memname">#define fdAvail&nbsp;&nbsp;&nbsp;1          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00040">40</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
</div>
</div><p>
<a class="anchor" name="4907ecb6121af1b80c5c5b436ebe3cb5"></a><!-- doxytag: member="vfs.h::fdEof" ref="4907ecb6121af1b80c5c5b436ebe3cb5" args="" -->
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          <td class="memname">#define fdEof&nbsp;&nbsp;&nbsp;4          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00043">43</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00220">feof()</a>, and <a class="el" href="ubixfs_8c-source.html#l00194">readUbixFS()</a>.
</div>
</div><p>
<a class="anchor" name="249a3d8cdfed3302062ad215b95a4294"></a><!-- doxytag: member="vfs.h::fdOpen" ref="249a3d8cdfed3302062ad215b95a4294" args="" -->
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          <td class="memname">#define fdOpen&nbsp;&nbsp;&nbsp;2          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00041">41</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00274">fopen()</a>, and <a class="el" href="ubixfs_8c-source.html#l00118">writeFileByte()</a>.
</div>
</div><p>
<a class="anchor" name="a461f4419baab36cdd1143cd0fe66e0e"></a><!-- doxytag: member="vfs.h::fdRead" ref="a461f4419baab36cdd1143cd0fe66e0e" args="" -->
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          <td class="memname">#define fdRead&nbsp;&nbsp;&nbsp;3          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00042">42</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="ubixfs_8c-source.html#l00118">writeFileByte()</a>.
</div>
</div><p>
<a class="anchor" name="e4c27d5653358d16438504434867dfff"></a><!-- doxytag: member="vfs.h::fileAppend" ref="e4c27d5653358d16438504434867dfff" args="" -->
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          <td class="memname">#define fileAppend&nbsp;&nbsp;&nbsp;0x0008          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00049">49</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00274">fopen()</a>.
</div>
</div><p>
<a class="anchor" name="3e8798b0a6e30da29349c1b6d827f52a"></a><!-- doxytag: member="vfs.h::fileBinary" ref="3e8798b0a6e30da29349c1b6d827f52a" args="" -->
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          <td class="memname">#define fileBinary&nbsp;&nbsp;&nbsp;0x0004          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00048">48</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00274">fopen()</a>.
</div>
</div><p>
<a class="anchor" name="e8e814536103f514b8460ec7a0fc4553"></a><!-- doxytag: member="vfs.h::fileRead" ref="e8e814536103f514b8460ec7a0fc4553" args="" -->
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          <td class="memname">#define fileRead&nbsp;&nbsp;&nbsp;0x0001          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00046">46</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00274">fopen()</a>, and <a class="el" href="ubixfs_8c-source.html#l00046">openFileUbixFS()</a>.
</div>
</div><p>
<a class="anchor" name="4898b5a1a1daebda9d11b4afde062e5c"></a><!-- doxytag: member="vfs.h::fileWrite" ref="4898b5a1a1daebda9d11b4afde062e5c" args="" -->
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          <td class="memname">#define fileWrite&nbsp;&nbsp;&nbsp;0x0002          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00047">47</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
<p>
Referenced by <a class="el" href="file_8c-source.html#l00274">fopen()</a>, and <a class="el" href="ubixfs_8c-source.html#l00046">openFileUbixFS()</a>.
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</div><p>
<a class="anchor" name="7345172cf7a0188e85f54fca04e800fb"></a><!-- doxytag: member="vfs.h::maxFd" ref="7345172cf7a0188e85f54fca04e800fb" args="" -->
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          <td class="memname">#define maxFd&nbsp;&nbsp;&nbsp;32          </td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8h-source.html#l00039">39</a> of file <a class="el" href="vfs_8h-source.html">vfs.h</a>.
</div>
</div><p>
<hr><h2>Function Documentation</h2>
<a class="anchor" name="025f2b08eb8930f06292f32f960ad0c7"></a><!-- doxytag: member="vfs.h::vfs_findFS" ref="025f2b08eb8930f06292f32f960ad0c7" args="(int)" -->
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          <td class="memname">struct <a class="el" href="structfileSystem.html">fileSystem</a>* vfs_findFS           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
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<p>

</div>
</div><p>
<a class="anchor" name="ca585ca14c08d6c1a07e1b886fc9749a"></a><!-- doxytag: member="vfs.h::vfs_init" ref="ca585ca14c08d6c1a07e1b886fc9749a" args="()" -->
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          <td class="memname">int vfs_init           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
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<p>

<p>
Definition at line <a class="el" href="vfs_8c-source.html#l00048">48</a> of file <a class="el" href="vfs_8c-source.html">vfs.c</a>.
<p>
References <a class="el" href="vitals_8h-source.html#l00045">vitalsStruct::fileSystems</a>, <a class="el" href="kprintf_8c-source.html#l00038">kprintf()</a>, and <a class="el" href="timer_8S-source.html#l00035">systemVitals</a>.
<p>
Here is the call graph for this function:<p><center><img src="vfs_8h_ca585ca14c08d6c1a07e1b886fc9749a_cgraph.png" border="0" usemap="#vfs_8h_ca585ca14c08d6c1a07e1b886fc9749a_cgraph_map" alt=""></center>
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<a class="anchor" name="8652b1ccbcf7d2a872c5781640f7d59a"></a><!-- doxytag: member="vfs.h::vfsRegisterFS" ref="8652b1ccbcf7d2a872c5781640f7d59a" args="(struct fileSystem)" -->
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          <td class="memname">int vfsRegisterFS           </td>
          <td>(</td>
          <td class="paramtype">struct <a class="el" href="structfileSystem.html">fileSystem</a>&nbsp;</td>
          <td class="paramname"> <em>newFS</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"></td>
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<p>
register a file system 
<p>
This registers a new filesystem into the vfs which is referenced when trying to mount a device<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>newFS</em>&nbsp;</td><td>pointer to <a class="el" href="structfileSystem.html">fileSystem</a> structure </td></tr>
  </table>
</dl>

<p>
Definition at line <a class="el" href="vfs_8c-source.html#l00081">81</a> of file <a class="el" href="vfs_8c-source.html">vfs.c</a>.
<p>
References <a class="el" href="vitals_8h-source.html#l00045">vitalsStruct::fileSystems</a>, <a class="el" href="kmalloc_8c-source.html#l00247">kmalloc()</a>, <a class="el" href="kprintf_8c-source.html#l00038">kprintf()</a>, <a class="el" href="lib_2string_8h.html#e33b18edb618c656b9b795b9fce2316c">memcpy()</a>, <a class="el" href="vfs_8h-source.html#l00058">fileSystem::next</a>, <a class="el" href="types_8h-source.html#l00036">NULL</a>, <a class="el" href="vfs_8h-source.html#l00057">fileSystem::prev</a>, <a class="el" href="timer_8S-source.html#l00035">systemVitals</a>, <a class="el" href="vfs_8c-source.html#l00059">vfsFindFS()</a>, <a class="el" href="vfs_8h-source.html#l00067">fileSystem::vfsType</a>, and <a class="el" href="ap-boot_8S-source.html#l00006">x1</a>.
<p>
Referenced by <a class="el" href="devfs_8c-source.html#l00215">devfs_init()</a>, <a class="el" href="ubixfs_8c-source.html#l00456">ubixfs_init()</a>, and <a class="el" href="ufs_8c-source.html#l00314">ufs_init()</a>.
<p>
Here is the call graph for this function:<p><center><img src="vfs_8h_8652b1ccbcf7d2a872c5781640f7d59a_cgraph.png" border="0" usemap="#vfs_8h_8652b1ccbcf7d2a872c5781640f7d59a_cgraph_map" alt=""></center>
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