<!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/aes.h Source File</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"> <ul class="tablist"> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="annotated.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li id="searchli"> <div id="MSearchBox" class="MSearchBoxInactive"> <span class="left"> <img id="MSearchSelect" src="search/mag_sel.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> </span><span class="right"> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </span> </div> </li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul> </div> <div class="header"> <div class="headertitle"> <div class="title">polarssl/aes.h</div> </div> </div> <div class="contents"> <a href="aes_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <a name="l00025"></a>00025 <span class="preprocessor">#ifndef POLARSSL_AES_H</span> <a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define POLARSSL_AES_H</span> <a name="l00027"></a>00027 <span class="preprocessor"></span> <a name="l00028"></a>00028 <span class="preprocessor">#define AES_ENCRYPT 1</span> <a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define AES_DECRYPT 0</span> <a name="l00030"></a>00030 <span class="preprocessor"></span> <a name="l00031"></a>00031 <span class="preprocessor">#define POLARSSL_ERR_AES_INVALID_KEY_LENGTH -0x0800</span> <a name="l00032"></a>00032 <span class="preprocessor"></span><span class="preprocessor">#define POLARSSL_ERR_AES_INVALID_INPUT_LENGTH -0x0810</span> <a name="l00033"></a>00033 <span class="preprocessor"></span> <a name="l00037"></a><a class="code" href="structaes__context.html">00037</a> <span class="keyword">typedef</span> <span class="keyword">struct</span> <a name="l00038"></a>00038 { <a name="l00039"></a><a class="code" href="structaes__context.html#af05054b9a37a06446ef0abf43cd97520">00039</a> <span class="keywordtype">int</span> <a class="code" href="structaes__context.html#af05054b9a37a06446ef0abf43cd97520">nr</a>; <a name="l00040"></a><a class="code" href="structaes__context.html#a3d0655f92f7e5fefe882862aeeb3feba">00040</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> *<a class="code" href="structaes__context.html#a3d0655f92f7e5fefe882862aeeb3feba">rk</a>; <a name="l00041"></a><a class="code" href="structaes__context.html#a3fcd0ecc2cfc7b6299fa570fc9b2ad10">00041</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> buf[68]; <a name="l00042"></a>00042 } <a name="l00043"></a>00043 <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a>; <a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00046"></a>00046 <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> { <a name="l00047"></a>00047 <span class="preprocessor">#endif</span> <a name="l00048"></a>00048 <span class="preprocessor"></span> <a name="l00058"></a>00058 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#af3d27da1daae5ce8a778a7ddb5aabffc" title="AES key schedule (encryption)">aes_setkey_enc</a>( <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key, <span class="keywordtype">int</span> keysize ); <a name="l00059"></a>00059 <a name="l00069"></a>00069 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#aee9fd733ec9f726f001179041f2002ce" title="AES key schedule (decryption)">aes_setkey_dec</a>( <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a> *ctx, <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *key, <span class="keywordtype">int</span> keysize ); <a name="l00070"></a>00070 <a name="l00081"></a>00081 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#a0c80313f1e98a573f0876366c35f0445" title="AES-ECB block encryption/decryption.">aes_crypt_ecb</a>( <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a> *ctx, <a name="l00082"></a>00082 <span class="keywordtype">int</span> mode, <a name="l00083"></a>00083 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> input[16], <a name="l00084"></a>00084 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> output[16] ); <a name="l00085"></a>00085 <a name="l00100"></a>00100 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#a05832e2d36e730c6f5837805f69cd819" title="AES-CBC buffer encryption/decryption Length should be a multiple of the block size (16 bytes)...">aes_crypt_cbc</a>( <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a> *ctx, <a name="l00101"></a>00101 <span class="keywordtype">int</span> mode, <a name="l00102"></a>00102 <span class="keywordtype">int</span> length, <a name="l00103"></a>00103 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> iv[16], <a name="l00104"></a>00104 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <a name="l00105"></a>00105 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output ); <a name="l00106"></a>00106 <a name="l00120"></a>00120 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#a319c4ccc642b428b8563c4b3b8b938ed" title="AES-CFB128 buffer encryption/decryption.">aes_crypt_cfb128</a>( <a class="code" href="structaes__context.html" title="AES context structure.">aes_context</a> *ctx, <a name="l00121"></a>00121 <span class="keywordtype">int</span> mode, <a name="l00122"></a>00122 <span class="keywordtype">int</span> length, <a name="l00123"></a>00123 <span class="keywordtype">int</span> *iv_off, <a name="l00124"></a>00124 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> iv[16], <a name="l00125"></a>00125 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <a name="l00126"></a>00126 <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *output ); <a name="l00127"></a>00127 <a name="l00133"></a>00133 <span class="keywordtype">int</span> <a class="code" href="aes_8h.html#a3a4d8a79727330aa9bf8be633f9f1516" title="Checkup routine.">aes_self_test</a>( <span class="keywordtype">int</span> verbose ); <a name="l00134"></a>00134 <a name="l00135"></a>00135 <span class="preprocessor">#ifdef __cplusplus</span> <a name="l00136"></a>00136 <span class="preprocessor"></span>} <a name="l00137"></a>00137 <span class="preprocessor">#endif</span> <a name="l00138"></a>00138 <span class="preprocessor"></span> <a name="l00139"></a>00139 <span class="preprocessor">#endif </span><span class="comment">/* aes.h */</span> </pre></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)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Defines</a></div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <hr class="footer"/><address class="footer"><small>Generated on Mon May 16 2011 for PolarSSL by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address> </body> </html>