<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/> <title>PolarSSL: polarssl/md5.h File Reference</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <link href="doxygen.css" rel="stylesheet" type="text/css"/> </head> <body onload='searchBox.OnSelectItem(0);'> <!-- Generated by Doxygen 1.7.4 --> <script type="text/javascript"><!-- var searchBox = new SearchBox("searchBox", "search",false,'Search'); --></script> <div id="top"> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">PolarSSL</div> </td> </tr> </tbody> </table> </div> <div id="navrow1" class="tabs"> 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href="globals.html"><span>File Members</span></a></li> </ul> </div> </div> <div class="header"> <div class="summary"> <a href="#nested-classes">Classes</a> | <a href="#func-members">Functions</a> </div> <div class="headertitle"> <div class="title">polarssl/md5.h File Reference</div> </div> </div> <div class="contents"> <p><a href="md5_8h_source.html">Go to the source code of this file.</a></p> <table class="memberdecls"> <tr><td colspan="2"><h2><a name="nested-classes"></a> Classes</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structmd5__context.html">md5_context</a></td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 context structure. <a href="structmd5__context.html#details">More...</a><br/></td></tr> <tr><td colspan="2"><h2><a name="func-members"></a> Functions</h2></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#ac6e9fda1d8fda7d51fd1c0c036f87cfe">md5_starts</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 context setup. <a href="#ac6e9fda1d8fda7d51fd1c0c036f87cfe"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a966943879703d622a007ce3558e708fa">md5_update</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx, const unsigned char *input, int ilen)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 process buffer. <a href="#a966943879703d622a007ce3558e708fa"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a9f91661d81cffc55facccc8e0fbf50a0">md5_finish</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx, unsigned char output[16])</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 final digest. <a href="#a9f91661d81cffc55facccc8e0fbf50a0"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#ab31e257f53897086fda2833471d076bb">md5</a> (const unsigned char *input, int ilen, unsigned char output[16])</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Output = MD5( input buffer ) <a href="#ab31e257f53897086fda2833471d076bb"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#ac705ce3cebfd5c0808a271c9ea470d00">md5_file</a> (const char *path, unsigned char output[16])</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Output = MD5( file contents ) <a href="#ac705ce3cebfd5c0808a271c9ea470d00"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a14e0740cd42759d9162370b885116f01">md5_hmac_starts</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx, const unsigned char *key, int keylen)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 HMAC context setup. <a href="#a14e0740cd42759d9162370b885116f01"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a82f04a995a047919f76cbcad7952f352">md5_hmac_update</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx, const unsigned char *input, int ilen)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 HMAC process buffer. <a href="#a82f04a995a047919f76cbcad7952f352"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a0d6858d863b6e4409000b08bceafbd98">md5_hmac_finish</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx, unsigned char output[16])</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 HMAC final digest. <a href="#a0d6858d863b6e4409000b08bceafbd98"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#af4d7130dd5a406969bd871e646ff78a6">md5_hmac_reset</a> (<a class="el" href="structmd5__context.html">md5_context</a> *ctx)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">MD5 HMAC context reset. <a href="#af4d7130dd5a406969bd871e646ff78a6"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#af5f0be41b045a75ed30c09d996471f85">md5_hmac</a> (const unsigned char *key, int keylen, const unsigned char *input, int ilen, unsigned char output[16])</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Output = HMAC-MD5( hmac key, input buffer ) <a href="#af5f0be41b045a75ed30c09d996471f85"></a><br/></td></tr> <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="md5_8h.html#a59a738a9ead3ed3f4d4a55ebc2e412f1">md5_self_test</a> (int verbose)</td></tr> <tr><td class="mdescLeft"> </td><td class="mdescRight">Checkup routine. <a href="#a59a738a9ead3ed3f4d4a55ebc2e412f1"></a><br/></td></tr> </table> <hr/><a name="details" id="details"></a><h2>Detailed Description</h2> <div class="textblock"><p>Copyright (C) 2006-2010, Brainspark B.V.</p> <p>This file is part of PolarSSL (<a href="http://www.polarssl.org">http://www.polarssl.org</a>) Lead Maintainer: Paul Bakker <polarssl_maintainer at polarssl.org></p> <p>All rights reserved.</p> <p>This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.</p> <p>This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.</p> <p>You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. </p> </div><hr/><h2>Function Documentation</h2> <a class="anchor" id="ab31e257f53897086fda2833471d076bb"></a><!-- doxytag: member="md5.h::md5" ref="ab31e257f53897086fda2833471d076bb" args="(const unsigned char *input, int ilen, unsigned char output[16])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5 </td> <td>(</td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>input</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>ilen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char </td> <td class="paramname"><em>output</em>[16] </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Output = MD5( input buffer ) </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">input</td><td>buffer holding the data </td></tr> <tr><td class="paramname">ilen</td><td>length of the input data </td></tr> <tr><td class="paramname">output</td><td>MD5 checksum result </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="ac705ce3cebfd5c0808a271c9ea470d00"></a><!-- doxytag: member="md5.h::md5_file" ref="ac705ce3cebfd5c0808a271c9ea470d00" args="(const char *path, unsigned char output[16])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int md5_file </td> <td>(</td> <td class="paramtype">const char * </td> <td class="paramname"><em>path</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char </td> <td class="paramname"><em>output</em>[16] </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Output = MD5( file contents ) </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">path</td><td>input file name </td></tr> <tr><td class="paramname">output</td><td>MD5 checksum result</td></tr> </table> </dd> </dl> <dl class="return"><dt><b>Returns:</b></dt><dd>0 if successful, 1 if fopen failed, or 2 if fread failed </dd></dl> </div> </div> <a class="anchor" id="a9f91661d81cffc55facccc8e0fbf50a0"></a><!-- doxytag: member="md5.h::md5_finish" ref="a9f91661d81cffc55facccc8e0fbf50a0" args="(md5_context *ctx, unsigned char output[16])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_finish </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char </td> <td class="paramname"><em>output</em>[16] </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 final digest. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>MD5 context </td></tr> <tr><td class="paramname">output</td><td>MD5 checksum result </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="af5f0be41b045a75ed30c09d996471f85"></a><!-- doxytag: member="md5.h::md5_hmac" ref="af5f0be41b045a75ed30c09d996471f85" args="(const unsigned char *key, int keylen, const unsigned char *input, int ilen, unsigned char output[16])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_hmac </td> <td>(</td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>key</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>keylen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>input</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>ilen</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char </td> <td class="paramname"><em>output</em>[16] </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>Output = HMAC-MD5( hmac key, input buffer ) </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">key</td><td>HMAC secret key </td></tr> <tr><td class="paramname">keylen</td><td>length of the HMAC key </td></tr> <tr><td class="paramname">input</td><td>buffer holding the data </td></tr> <tr><td class="paramname">ilen</td><td>length of the input data </td></tr> <tr><td class="paramname">output</td><td>HMAC-MD5 result </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="a0d6858d863b6e4409000b08bceafbd98"></a><!-- doxytag: member="md5.h::md5_hmac_finish" ref="a0d6858d863b6e4409000b08bceafbd98" args="(md5_context *ctx, unsigned char output[16])" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_hmac_finish </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned char </td> <td class="paramname"><em>output</em>[16] </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 HMAC final digest. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>HMAC context </td></tr> <tr><td class="paramname">output</td><td>MD5 HMAC checksum result </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="af4d7130dd5a406969bd871e646ff78a6"></a><!-- doxytag: member="md5.h::md5_hmac_reset" ref="af4d7130dd5a406969bd871e646ff78a6" args="(md5_context *ctx)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_hmac_reset </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em></td><td>)</td> <td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 HMAC context reset. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>HMAC context to be reset </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="a14e0740cd42759d9162370b885116f01"></a><!-- doxytag: member="md5.h::md5_hmac_starts" ref="a14e0740cd42759d9162370b885116f01" args="(md5_context *ctx, const unsigned char *key, int keylen)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_hmac_starts </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>key</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>keylen</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 HMAC context setup. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>HMAC context to be initialized </td></tr> <tr><td class="paramname">key</td><td>HMAC secret key </td></tr> <tr><td class="paramname">keylen</td><td>length of the HMAC key </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="a82f04a995a047919f76cbcad7952f352"></a><!-- doxytag: member="md5.h::md5_hmac_update" ref="a82f04a995a047919f76cbcad7952f352" args="(md5_context *ctx, const unsigned char *input, int ilen)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_hmac_update </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>input</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>ilen</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 HMAC process buffer. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>HMAC context </td></tr> <tr><td class="paramname">input</td><td>buffer holding the data </td></tr> <tr><td class="paramname">ilen</td><td>length of the input data </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="a59a738a9ead3ed3f4d4a55ebc2e412f1"></a><!-- doxytag: member="md5.h::md5_self_test" ref="a59a738a9ead3ed3f4d4a55ebc2e412f1" args="(int verbose)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int md5_self_test </td> <td>(</td> <td class="paramtype">int </td> <td class="paramname"><em>verbose</em></td><td>)</td> <td></td> </tr> </table> </div> <div class="memdoc"> <p>Checkup routine. </p> <dl class="return"><dt><b>Returns:</b></dt><dd>0 if successful, or 1 if the test failed </dd></dl> </div> </div> <a class="anchor" id="ac6e9fda1d8fda7d51fd1c0c036f87cfe"></a><!-- doxytag: member="md5.h::md5_starts" ref="ac6e9fda1d8fda7d51fd1c0c036f87cfe" args="(md5_context *ctx)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_starts </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em></td><td>)</td> <td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 context setup. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>context to be initialized </td></tr> </table> </dd> </dl> </div> </div> <a class="anchor" id="a966943879703d622a007ce3558e708fa"></a><!-- doxytag: member="md5.h::md5_update" ref="a966943879703d622a007ce3558e708fa" args="(md5_context *ctx, const unsigned char *input, int ilen)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">void md5_update </td> <td>(</td> <td class="paramtype"><a class="el" href="structmd5__context.html">md5_context</a> * </td> <td class="paramname"><em>ctx</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">const unsigned char * </td> <td class="paramname"><em>input</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">int </td> <td class="paramname"><em>ilen</em> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p>MD5 process buffer. </p> <dl><dt><b>Parameters:</b></dt><dd> <table class="params"> <tr><td class="paramname">ctx</td><td>MD5 context </td></tr> <tr><td class="paramname">input</td><td>buffer holding the data </td></tr> <tr><td class="paramname">ilen</td><td>length of the input data </td></tr> </table> </dd> </dl> </div> </div> </div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" 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