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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: md2.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul></div><h1>md2.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef CRYPTOPP_MD2_H</span><a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_MD2_H</span><a name="l00003"></a>00003 <span class="preprocessor"></span><a name="l00004"></a>00004 <span class="preprocessor">#include "<a class="code" href="cryptlib_8h.html">cryptlib.h</a>"</span><a name="l00005"></a>00005 <span class="preprocessor">#include "secblock.h"</span><a name="l00006"></a>00006 <a name="l00007"></a>00007 NAMESPACE_BEGIN(CryptoPP)<a name="l00008"></a>00008 <a name="l00009"></a>00009 namespace Weak1 {<a name="l00010"></a>00010 <span class="comment"></span><a name="l00011"></a>00011 <span class="comment">/// <a href="http://www.cryptolounge.org/wiki/MD2">MD2</a></span><a name="l00012"></a><a class="code" href="class_weak1_1_1_m_d2.html">00012</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_weak1_1_1_m_d2.html" title="MD2">MD2</a> : <span class="keyword">public</span> <a class="code" href="class_hash_transformation.html" title="interface for hash functions and data processing part of MACs">HashTransformation</a><a name="l00013"></a>00013 {<a name="l00014"></a>00014 <span class="keyword">public</span>:<a name="l00015"></a>00015 <a class="code" href="class_weak1_1_1_m_d2.html" title="MD2">MD2</a>();<a name="l00016"></a>00016 <span class="keywordtype">void</span> Update(<span class="keyword">const</span> byte *input, <span class="keywordtype">size_t</span> length);<a name="l00017"></a>00017 <span class="keywordtype">void</span> TruncatedFinal(byte *hash, <span class="keywordtype">size_t</span> size);<a name="l00018"></a><a class="code" href="class_weak1_1_1_m_d2.html#7f9aef5833b93fd410fed3a5c9c4d88a">00018</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> DigestSize()<span class="keyword"> const </span>{<span class="keywordflow">return</span> DIGESTSIZE;}<a name="l00019"></a><a class="code" href="class_weak1_1_1_m_d2.html#65462e7d19b5a013fd9adcdbaff47dca">00019</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> BlockSize()<span class="keyword"> const </span>{<span class="keywordflow">return</span> BLOCKSIZE;}<a name="l00020"></a><a class="code" href="class_weak1_1_1_m_d2.html#f4c4c81aec16391f8c2048409f9a34e0">00020</a> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> * StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"MD2"</span>;}<a name="l00021"></a>00021 <a name="l00022"></a><a class="code" href="class_weak1_1_1_m_d2.html#161a8db65632d0cf3c154583d33f3a53">00022</a> CRYPTOPP_CONSTANT(DIGESTSIZE = 16)<a name="l00023"></a><a class="code" href="class_weak1_1_1_m_d2.html#46eae6199a9e3c9d6a27ce6496df8044">00023</a> CRYPTOPP_CONSTANT(BLOCKSIZE = 16)<a name="l00024"></a>00024 <a name="l00025"></a>00025 private:<a name="l00026"></a>00026 <span class="keywordtype">void</span> Transform();<a name="l00027"></a>00027 <span class="keywordtype">void</span> Init();<a name="l00028"></a>00028 <a class="code" href="class_sec_block.html" title="a block of memory allocated using A">SecByteBlock</a> m_X, m_C, m_buf;<a name="l00029"></a>00029 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_count;<a name="l00030"></a>00030 };<a name="l00031"></a>00031 <a name="l00032"></a>00032 }<a name="l00033"></a>00033 <span class="preprocessor">#if CRYPTOPP_ENABLE_NAMESPACE_WEAK >= 1</span><a name="l00034"></a>00034 <span class="preprocessor"></span><span class="keyword">namespace </span>Weak {<span class="keyword">using namespace </span>Weak1;} <span class="comment">// import Weak1 into CryptoPP::Weak</span><a name="l00035"></a>00035 <span class="preprocessor">#else</span><a name="l00036"></a>00036 <span class="preprocessor"></span><span class="keyword">using namespace </span>Weak1; <span class="comment">// import Weak1 into CryptoPP with warning</span><a name="l00037"></a>00037 <span class="preprocessor">#ifdef __GNUC__</span><a name="l00038"></a>00038 <span class="preprocessor"></span><span class="preprocessor">#warning "You may be using a weak algorithm that has been retained for backwards compatibility. Please '#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1' before including this .h file and prepend the class name with 'Weak::' to remove this warning."</span><a name="l00039"></a>00039 <span class="preprocessor"></span><span class="preprocessor">#else</span><a name="l00040"></a>00040 <span class="preprocessor"></span><span class="preprocessor">#pragma message("You may be using a weak algorithm that has been retained for backwards compatibility. Please '#define CRYPTOPP_ENABLE_NAMESPACE_WEAK 1' before including this .h file and prepend the class name with 'Weak::' to remove this warning.")</span><a name="l00041"></a>00041 <span class="preprocessor"></span><span class="preprocessor">#endif</span><a name="l00042"></a>00042 <span class="preprocessor"></span><span class="preprocessor">#endif</span><a name="l00043"></a>00043 <span class="preprocessor"></span><a name="l00044"></a>00044 NAMESPACE_END<a name="l00045"></a>00045 <a name="l00046"></a>00046 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 1 11:11:22 2007 for Crypto++ by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address></body></html>⌨️ 快捷键说明
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