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<a class="el" href="dir_897b6a2d7bab147dd1db58381aad3984.html">src</a> » <a class="el" href="dir_832905b1f7f5feaf61a306b40c0ac817.html">sys</a> » <a class="el" href="dir_caf4200c438ae9601464168e21e8e4d8.html">include</a> » <a class="el" href="dir_77bb06880a0e48020cb00f59405a6b13.html">vfs</a></div>
<h1>file.h</h1><a href="include_2vfs_2file_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/**************************************************************************************</span>
<a name="l00002"></a>00002 <span class="comment"> Copyright (c) 2002 The UbixOS Project</span>
<a name="l00003"></a>00003 <span class="comment"> All rights reserved.</span>
<a name="l00004"></a>00004 <span class="comment"></span>
<a name="l00005"></a>00005 <span class="comment">Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:</span>
<a name="l00006"></a>00006 <span class="comment"></span>
<a name="l00007"></a>00007 <span class="comment">Redistributions of source code must retain the above copyright notice, this list of conditions, the following disclaimer and the list of authors.</span>
<a name="l00008"></a>00008 <span class="comment">Redistributions in binary form must reproduce the above copyright notice, this list of conditions, the following disclaimer and the list of authors</span>
<a name="l00009"></a>00009 <span class="comment">in the documentation and/or other materials provided with the distribution. Neither the name of the UbixOS Project nor the names of its</span>
<a name="l00010"></a>00010 <span class="comment">contributors may be used to endorse or promote products derived from this software without specific prior written permission.</span>
<a name="l00011"></a>00011 <span class="comment"></span>
<a name="l00012"></a>00012 <span class="comment">THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED</span>
<a name="l00013"></a>00013 <span class="comment">WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR</span>
<a name="l00014"></a>00014 <span class="comment">PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,</span>
<a name="l00015"></a>00015 <span class="comment">INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE</span>
<a name="l00016"></a>00016 <span class="comment">GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY</span>
<a name="l00017"></a>00017 <span class="comment">OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY</span>
<a name="l00018"></a>00018 <span class="comment">OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span>
<a name="l00019"></a>00019 <span class="comment"></span>
<a name="l00020"></a>00020 <span class="comment"> $Id: include_2vfs_2file_8h-source.html 88 2016-01-12 00:11:29Z reddawg $</span>
<a name="l00021"></a>00021 <span class="comment"></span>
<a name="l00022"></a>00022 <span class="comment">**************************************************************************************/</span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="preprocessor">#ifndef _FILE_H</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#define _FILE_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span>
<a name="l00027"></a>00027 <span class="preprocessor">#include <<a class="code" href="include_2ubixos_2types_8h.html">ubixos/types.h</a>></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include <<a class="code" href="dirCache_8h.html">ubixfs/dirCache.h</a>></span>
<a name="l00029"></a>00029 <span class="preprocessor">#include <<a class="code" href="mount_8h.html">vfs/mount.h</a>></span>
<a name="l00030"></a>00030
<a name="l00031"></a><a class="code" href="include_2vfs_2file_8h.html#0d112bae8fd35be772185b6ec6bcbe64">00031</a> <span class="preprocessor">#define SEEK_SET 0x0</span>
<a name="l00032"></a>00032 <span class="preprocessor"></span>
<a name="l00033"></a><a class="code" href="include_2vfs_2file_8h.html#1f8f4eabaf5119f68bfc6ee1ff715952">00033</a> <span class="preprocessor">#define VBLKSHIFT 12</span>
<a name="l00034"></a><a class="code" href="include_2vfs_2file_8h.html#df63a6145c73332883effc7746beffc2">00034</a> <span class="preprocessor"></span><span class="preprocessor">#define VBLKSIZE (1 << VBLKSHIFT)</span>
<a name="l00035"></a><a class="code" href="include_2vfs_2file_8h.html#b7ef7deca5409474c504d9c927e97249">00035</a> <span class="preprocessor"></span><span class="preprocessor">#define SBLOCKSIZE 8192</span>
<a name="l00036"></a><a class="code" href="include_2vfs_2file_8h.html#9734470bf89968d142073fd334bf9cb6">00036</a> <span class="preprocessor"></span><span class="preprocessor">#define DEV_BSHIFT 9 </span><span class="comment">/* log2(DEV_BSIZE) */</span>
<a name="l00037"></a><a class="code" href="include_2vfs_2file_8h.html#9c8466b6111a11195a5cd2478c648e32">00037</a> <span class="preprocessor">#define DEV_BSIZE (1<<DEV_BSHIFT)</span>
<a name="l00038"></a>00038 <span class="preprocessor"></span>
<a name="l00039"></a><a class="code" href="structdmadat.html">00039</a> <span class="keyword">struct </span><a class="code" href="structdmadat.html">dmadat</a> {
<a name="l00040"></a><a class="code" href="structdmadat.html#259a0dc8b1a94f92e20a5838df2d6818">00040</a> <span class="keywordtype">char</span> <a class="code" href="structdmadat.html#259a0dc8b1a94f92e20a5838df2d6818">blkbuf</a>[<a class="code" href="include_2vfs_2file_8h.html#df63a6145c73332883effc7746beffc2">VBLKSIZE</a>]; <span class="comment">/* filesystem blocks */</span>
<a name="l00041"></a><a class="code" href="structdmadat.html#6097427f23603d7c3e84294912d1f6ea">00041</a> <span class="keywordtype">char</span> <a class="code" href="structdmadat.html#6097427f23603d7c3e84294912d1f6ea">indbuf</a>[<a class="code" href="include_2vfs_2file_8h.html#df63a6145c73332883effc7746beffc2">VBLKSIZE</a>]; <span class="comment">/* indir blocks */</span>
<a name="l00042"></a><a class="code" href="structdmadat.html#ed26b4864b44d3ca2446e72c3b70fd7c">00042</a> <span class="keywordtype">char</span> <a class="code" href="structdmadat.html#ed26b4864b44d3ca2446e72c3b70fd7c">sbbuf</a>[<a class="code" href="ufs_8h.html#b7ef7deca5409474c504d9c927e97249">SBLOCKSIZE</a>]; <span class="comment">/* superblock */</span>
<a name="l00043"></a><a class="code" href="structdmadat.html#34e8c05d3ef7a4a2850702fb9c1f3de2">00043</a> <span class="keywordtype">char</span> <a class="code" href="structdmadat.html#34e8c05d3ef7a4a2850702fb9c1f3de2">secbuf</a>[<a class="code" href="ufs_8h.html#9c8466b6111a11195a5cd2478c648e32">DEV_BSIZE</a>]; <span class="comment">/* for MBR/disklabel */</span>
<a name="l00044"></a>00044 };
<a name="l00045"></a>00045
<a name="l00046"></a><a class="code" href="structfileDescriptorStruct.html">00046</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structfileDescriptorStruct.html">fileDescriptorStruct</a> {
<a name="l00047"></a><a class="code" href="structfileDescriptorStruct.html#3301f80684107656eeb91edfaed9e676">00047</a> <span class="keyword">struct </span><a class="code" href="structfileDescriptorStruct.html">fileDescriptorStruct</a> *<a class="code" href="structfileDescriptorStruct.html#3301f80684107656eeb91edfaed9e676">prev</a>;
<a name="l00048"></a><a class="code" href="structfileDescriptorStruct.html#fe4f514afb8946b16aab3c8e50f8069c">00048</a> <span class="keyword">struct </span><a class="code" href="structfileDescriptorStruct.html">fileDescriptorStruct</a> *<a class="code" href="structfileDescriptorStruct.html#fe4f514afb8946b16aab3c8e50f8069c">next</a>;
<a name="l00049"></a><a class="code" href="structfileDescriptorStruct.html#f8abeb5da4a430885db51246db1356f9">00049</a> <span class="keyword">struct </span><a class="code" href="structvfs__mountPoint.html">vfs_mountPoint</a> *<a class="code" href="structfileDescriptorStruct.html#f8abeb5da4a430885db51246db1356f9">mp</a>;
<a name="l00050"></a><a class="code" href="structfileDescriptorStruct.html#dd78e2b569c4813dc1b171f4203f3e6b">00050</a> <a class="code" href="include_2ubixos_2types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="structfileDescriptorStruct.html#dd78e2b569c4813dc1b171f4203f3e6b">status</a>;
<a name="l00051"></a><a class="code" href="structfileDescriptorStruct.html#8c43ddd6ff5fd5383bcdde5896846e98">00051</a> <a class="code" href="include_2ubixos_2types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="structfileDescriptorStruct.html#8c43ddd6ff5fd5383bcdde5896846e98">mode</a>;
<a name="l00052"></a><a class="code" href="structfileDescriptorStruct.html#eedbb6c79fc5a34c4b8cf4ebbf6a0658">00052</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#eedbb6c79fc5a34c4b8cf4ebbf6a0658">offset</a>;
<a name="l00053"></a><a class="code" href="structfileDescriptorStruct.html#97eb3dcefe53610658dc341ca449e290">00053</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#97eb3dcefe53610658dc341ca449e290">size</a>;
<a name="l00054"></a><a class="code" href="structfileDescriptorStruct.html#f4ee8935dc90d7f16ebffe20077a63eb">00054</a> <a class="code" href="include_2ubixos_2types_8h.html#3b65128d2644e9b80cec9a69bfa7e094">uInt16</a> <a class="code" href="structfileDescriptorStruct.html#f4ee8935dc90d7f16ebffe20077a63eb">length</a>;
<a name="l00055"></a><a class="code" href="structfileDescriptorStruct.html#74b5825aa688ae7936fc0492743ae372">00055</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#74b5825aa688ae7936fc0492743ae372">start</a>;
<a name="l00056"></a><a class="code" href="structfileDescriptorStruct.html#4ca84ca208f0bcd97d654f99a55724f6">00056</a> <span class="keywordtype">char</span> <a class="code" href="structfileDescriptorStruct.html#4ca84ca208f0bcd97d654f99a55724f6">fileName</a>[512];
<a name="l00057"></a><a class="code" href="structfileDescriptorStruct.html#cbc0897e87c2c167cdb8cb1beb77f598">00057</a> <span class="keywordtype">char</span> *<a class="code" href="structfileDescriptorStruct.html#cbc0897e87c2c167cdb8cb1beb77f598">buffer</a>;
<a name="l00058"></a><a class="code" href="structfileDescriptorStruct.html#fc289229a1011c71cde06dce77dadd7e">00058</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#fc289229a1011c71cde06dce77dadd7e">ino</a>;
<a name="l00059"></a><a class="code" href="structfileDescriptorStruct.html#0222d37f7abbfbf02d84c98a9a532c33">00059</a> <span class="keyword">struct </span><a class="code" href="structcacheNode.html">cacheNode</a> *<a class="code" href="structcacheNode.html">cacheNode</a>;
<a name="l00060"></a><a class="code" href="structfileDescriptorStruct.html#11626b5d99a5da968f43bc37d2591c5c">00060</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#11626b5d99a5da968f43bc37d2591c5c">perms</a>;
<a name="l00061"></a><a class="code" href="structfileDescriptorStruct.html#62c52d66a6baff1f91fec689b624e3b3">00061</a> <span class="keyword">struct </span><a class="code" href="structdmadat.html">dmadat</a> *<a class="code" href="structdmadat.html">dmadat</a>;
<a name="l00062"></a><a class="code" href="structfileDescriptorStruct.html#c4a0e558e819f84243070ac2adaa6b11">00062</a> <span class="keywordtype">int</span> <a class="code" href="structfileDescriptorStruct.html#c4a0e558e819f84243070ac2adaa6b11">dsk_meta</a>;
<a name="l00063"></a><a class="code" href="structfileDescriptorStruct.html#c94ccd4c8160d17fa851fed274c5a8c4">00063</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structfileDescriptorStruct.html#c94ccd4c8160d17fa851fed274c5a8c4">resid</a>;
<a name="l00064"></a>00064 } <a class="code" href="structfileDescriptor.html">fileDescriptor</a>;
<a name="l00065"></a>00065
<a name="l00066"></a>00066
<a name="l00067"></a><a class="code" href="structuserFileDescriptorStruct.html">00067</a> <span class="keyword">typedef</span> <span class="keyword">struct </span><a class="code" href="structuserFileDescriptorStruct.html">userFileDescriptorStruct</a> {
<a name="l00068"></a><a class="code" href="structuserFileDescriptorStruct.html#4dbfb1872dcf459d26d56e4c83916e84">00068</a> <span class="keyword">struct </span><a class="code" href="structfileDescriptorStruct.html">fileDescriptorStruct</a> *<a class="code" href="structuserFileDescriptorStruct.html#4dbfb1872dcf459d26d56e4c83916e84">fd</a>;
<a name="l00069"></a><a class="code" href="structuserFileDescriptorStruct.html#49b5731913f50c40d0c12b8c8e89b020">00069</a> <a class="code" href="include_2ubixos_2types_8h.html#5847ea0262a5aa61eee48cbe95544a78">uInt32</a> <a class="code" href="structuserFileDescriptorStruct.html#49b5731913f50c40d0c12b8c8e89b020">fdSize</a>;
<a name="l00070"></a>00070 } <a class="code" href="structuserFileDescriptorStruct.html">userFileDescriptor</a>;
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keyword">extern</span> <a class="code" href="structfileDescriptor.html">fileDescriptor</a> *<a class="code" href="include_2vfs_2file_8h.html#51ba4d2a5ce81ca407a9446dde21b319">fdTable</a>;
<a name="l00073"></a>00073
<a name="l00074"></a>00074 <a class="code" href="structfileDescriptor.html">fileDescriptor</a> *<a class="code" href="include_2vfs_2file_8h.html#d6a41ac88a7d46d574e8a675fdde136c">fopen</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *,<span class="keyword">const</span> <span class="keywordtype">char</span> *);
<a name="l00075"></a>00075 <span class="keywordtype">int</span> <a class="code" href="include_2vfs_2file_8h.html#872c22366b4c63f4bdb10cd3b7980b11">fclose</a>(<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *);
<a name="l00076"></a>00076
<a name="l00077"></a>00077 <span class="comment">/* UBU */</span>
<a name="l00078"></a>00078
<a name="l00079"></a>00079
<a name="l00080"></a>00080 <span class="keywordtype">int</span> <a class="code" href="include_2vfs_2file_8h.html#28af9471bbdf262321af663e02899a47">unlink</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path);
<a name="l00081"></a>00081 <span class="keywordtype">int</span> <a class="code" href="include_2vfs_2file_8h.html#6745ded7e707449e4f248d86dc76da4f">feof</a>(<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *fd);
<a name="l00082"></a>00082 <span class="keywordtype">int</span> <a class="code" href="include_2vfs_2file_8h.html#dfedd6c658c329d13d5a90a7462f5979">fgetc</a>(<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *fd);
<a name="l00083"></a>00083 <a class="code" href="include_2ubixos_2types_8h.html#7619b847aeded8a6d14cbfa212b2cdfb">size_t</a> <a class="code" href="include_2vfs_2file_8h.html#3b06878a03209e88c008c77234b89359">fread</a>(<span class="keywordtype">void</span> *ptr, <a class="code" href="include_2ubixos_2types_8h.html#7619b847aeded8a6d14cbfa212b2cdfb">size_t</a> <a class="code" href="structfileDescriptorStruct.html#97eb3dcefe53610658dc341ca449e290">size</a>, <a class="code" href="include_2ubixos_2types_8h.html#7619b847aeded8a6d14cbfa212b2cdfb">size_t</a> nmemb,<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *fd);
<a name="l00084"></a>00084 <a class="code" href="include_2ubixos_2types_8h.html#7619b847aeded8a6d14cbfa212b2cdfb">size_t</a> <a class="code" href="include_2vfs_2file_8h.html#ca6c1e5b57dc9f5d8551b41ea98bfbb7">fwrite</a>(<span class="keywordtype">void</span> *ptr,<span class="keywordtype">int</span> <a class="code" href="structfileDescriptorStruct.html#97eb3dcefe53610658dc341ca449e290">size</a>,<span class="keywordtype">int</span> nmemb,<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *fd);
<a name="l00085"></a>00085 <span class="keywordtype">int</span> <a class="code" href="include_2vfs_2file_8h.html#80528d8335cd52755f5d6a92e4f08391">fseek</a>(<a class="code" href="structfileDescriptor.html">fileDescriptor</a> *,<span class="keywordtype">long</span>,<span class="keywordtype">int</span>);
<a name="l00086"></a>00086
<a name="l00087"></a>00087 <span class="keywordtype">void</span> <a class="code" href="syscalls_8h.html#38bf31c893b410d0fac9399ef85ad497">sysFseek</a>(<a class="code" href="structuserFileDescriptorStruct.html">userFileDescriptor</a> *,<span class="keywordtype">long</span>,<span class="keywordtype">int</span>);
<a name="l00088"></a>00088
<a name="l00089"></a>00089 <span class="comment">//Good</span>
<a name="l00090"></a>00090 <span class="keywordtype">void</span> <a class="code" href="syscalls_8h.html#e728e0554b245825d8fbb97d1f542844">sysChDir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path);
<a name="l00091"></a>00091 <span class="keywordtype">void</span> <a class="code" href="include_2vfs_2file_8h.html#e9b8c6f1fdfe08ab4ff8f9d1f5abd396">chDir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path);
<a name="l00092"></a>00092 <span class="keywordtype">char</span> *<a class="code" href="include_2vfs_2file_8h.html#07c7ca6ecbd1a00fe6069af958ca34b0">verifyDir</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *path);
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="preprocessor">#endif</span>
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Tue Dec 5 23:34:57 2006 for UbixOS V2 by
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