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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=gb2312"><title>cmpp3api: md5.h源文件</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- 制作者 Doxygen 1.5.1-p1 --><div class="tabs"> <ul> <li><a href="main.html"><span>首页</span></a></li> <li><a href="annotated.html"><span>类</span></a></li> <li id="current"><a href="files.html"><span>文件</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>文件列表</span></a></li> <li><a href="globals.html"><span>文件成员</span></a></li> </ul></div><h1>md5.h</h1><a href="md5_8h.html">浏览该文件的文档。</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/******************************************************************************</span><a name="l00002"></a>00002 <span class="comment">FileName : md5.h</span><a name="l00003"></a>00003 <span class="comment">Description : 哈希算法，版权归其作者所有</span><a name="l00004"></a>00004 <span class="comment">Version : </span><a name="l00005"></a>00005 <span class="comment">Date : 1991</span><a name="l00006"></a>00006 <span class="comment">Author : RSA Data Security, Inc.</span><a name="l00007"></a>00007 <span class="comment">Other : C++/object oriented translation of MD5.</span><a name="l00008"></a>00008 <span class="comment">******************************************************************************/</span><a name="l00009"></a>00009 <a name="l00010"></a>00010 <span class="preprocessor">#include <stdio.h></span><a name="l00011"></a>00011 <a name="l00012"></a>00012 <span class="preprocessor">#ifndef _MD5_H_</span><a name="l00013"></a>00013 <span class="preprocessor"></span><span class="preprocessor">#define _MD5_H_</span><a name="l00014"></a>00014 <span class="preprocessor"></span><a name="l00015"></a>00015 <span class="keyword">class</span><span class="comment">/* __declspec(dllexport)*/</span> MD5 {<a name="l00016"></a>00016 <a name="l00017"></a>00017 <span class="keyword">public</span>:<a name="l00018"></a>00018 <span class="comment">// methods for controlled operation:</span><a name="l00019"></a>00019 MD5 (); <span class="comment">// simple initializer</span><a name="l00020"></a>00020 <span class="keywordtype">void</span> update (<span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *input, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> input_length);<a name="l00021"></a>00021 <span class="keywordtype">void</span> finalize ();<a name="l00022"></a>00022 <a name="l00023"></a>00023 <span class="comment">// methods to acquire finalized result</span><a name="l00024"></a>00024 <span class="keywordtype">void</span> raw_digest ( <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *buf); <span class="comment">// digest as a 16-byte binary array</span><a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="keyword">private</span>:<a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="comment">// first, some types:</span><a name="l00029"></a>00029 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> uint4; <span class="comment">// assumes integer is 4 words long</span><a name="l00030"></a>00030 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">short</span> <span class="keywordtype">int</span> uint2; <span class="comment">// assumes short integer is 2 words long</span><a name="l00031"></a>00031 <span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> uint1; <span class="comment">// assumes char is 1 word long</span><a name="l00032"></a>00032 <a name="l00033"></a>00033 <span class="comment">// next, the private data:</span><a name="l00034"></a>00034 uint4 state[4];<a name="l00035"></a>00035 uint4 count[2]; <span class="comment">// number of *bits*, mod 2^64</span><a name="l00036"></a>00036 uint1 buffer[64]; <span class="comment">// input buffer</span><a name="l00037"></a>00037 uint1 digest[16];<a name="l00038"></a>00038 uint1 finalized;<a name="l00039"></a>00039 <a name="l00040"></a>00040 <span class="comment">// last, the private methods, mostly static:</span><a name="l00041"></a>00041 <span class="keywordtype">void</span> init (); <span class="comment">// called by all constructors</span><a name="l00042"></a>00042 <span class="keywordtype">void</span> transform (uint1 *buffer); <span class="comment">// does the real update work. Note </span><a name="l00043"></a>00043 <span class="comment">// that length is implied to be 64.</span><a name="l00044"></a>00044 <a name="l00045"></a>00045 <span class="keyword">static</span> <span class="keywordtype">void</span> encode (uint1 *dest, uint4 *src, uint4 length);<a name="l00046"></a>00046 <span class="keyword">static</span> <span class="keywordtype">void</span> decode (uint4 *dest, uint1 *src, uint4 length);<a name="l00047"></a>00047 <span class="keyword">static</span> <span class="keywordtype">void</span> memcpy (uint1 *dest, uint1 *src, uint4 length);<a name="l00048"></a>00048 <span class="keyword">static</span> <span class="keywordtype">void</span> memset (uint1 *start, uint1 val, uint4 length);<a name="l00049"></a>00049 <a name="l00050"></a>00050 <span class="keyword">static</span> <span class="keyword">inline</span> uint4 rotate_left (uint4 x, uint4 n);<a name="l00051"></a>00051 <span class="keyword">static</span> <span class="keyword">inline</span> uint4 F (uint4 x, uint4 y, uint4 z);<a name="l00052"></a>00052 <span class="keyword">static</span> <span class="keyword">inline</span> uint4 G (uint4 x, uint4 y, uint4 z);<a name="l00053"></a>00053 <span class="keyword">static</span> <span class="keyword">inline</span> uint4 H (uint4 x, uint4 y, uint4 z);<a name="l00054"></a>00054 <span class="keyword">static</span> <span class="keyword">inline</span> uint4 I (uint4 x, uint4 y, uint4 z);<a name="l00055"></a>00055 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> FF (uint4& a, uint4 b, uint4 c, uint4 d, uint4 x, <a name="l00056"></a>00056 uint4 s, uint4 ac);<a name="l00057"></a>00057 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> GG (uint4& a, uint4 b, uint4 c, uint4 d, uint4 x, <a name="l00058"></a>00058 uint4 s, uint4 ac);<a name="l00059"></a>00059 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> HH (uint4& a, uint4 b, uint4 c, uint4 d, uint4 x, <a name="l00060"></a>00060 uint4 s, uint4 ac);<a name="l00061"></a>00061 <span class="keyword">static</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> II (uint4& a, uint4 b, uint4 c, uint4 d, uint4 x, <a name="l00062"></a>00062 uint4 s, uint4 ac);<a name="l00063"></a>00063 <a name="l00064"></a>00064 };<a name="l00065"></a>00065 <a name="l00066"></a>00066 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="align: right;"><small>Generated at Sat May 19 16:03:55 2007 for cmpp3api by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1-p1 </small></address></body></html>⌨️ 快捷键说明
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