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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++: blowfish.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>blowfish.h</h1><a href="blowfish_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef CRYPTOPP_BLOWFISH_H</span><a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_BLOWFISH_H</span><a name="l00003"></a>00003 <span class="preprocessor"></span><span class="comment"></span><a name="l00004"></a>00004 <span class="comment">/** \file */</span><a name="l00005"></a>00005 <a name="l00006"></a>00006 <span class="preprocessor">#include "seckey.h"</span><a name="l00007"></a>00007 <span class="preprocessor">#include "secblock.h"</span><a name="l00008"></a>00008 <a name="l00009"></a>00009 NAMESPACE_BEGIN(CryptoPP)<a name="l00010"></a>00010 <a name="l00011"></a>00011 <span class="comment">//! _</span><a name="l00012"></a><a class="code" href="struct_blowfish___info.html">00012</a> <span class="comment"></span>struct <a class="code" href="struct_blowfish___info.html" title="_">Blowfish_Info</a> : public <a class="code" href="class_fixed_block_size.html" title="to be inherited by block ciphers with fixed block size">FixedBlockSize</a><8>, public <a class="code" href="class_variable_key_length.html" title="support query of variable key length, template parameters are default, min, max,...">VariableKeyLength</a><16, 1, 56>, public <a class="code" href="class_fixed_rounds.html" title="to be inherited by ciphers with fixed number of rounds">FixedRounds</a><16><a name="l00013"></a>00013 {<a name="l00014"></a><a class="code" href="struct_blowfish___info.html#a83d39bbf3797cdfcc05c4c0ef12e3c9">00014</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">"Blowfish"</span>;}<a name="l00015"></a>00015 };<a name="l00016"></a>00016 <span class="comment"></span><a name="l00017"></a>00017 <span class="comment">//! <a href="http://www.weidai.com/scan-mirror/cs.html#Blowfish">Blowfish</a></span><a name="l00018"></a><a class="code" href="class_blowfish.html">00018</a> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_blowfish.html" title="Blowfish">Blowfish</a> : <span class="keyword">public</span> <a class="code" href="struct_blowfish___info.html" title="_">Blowfish_Info</a>, <span class="keyword">public</span> <a class="code" href="struct_block_cipher_documentation.html" title="These objects usually should not be used directly. See CipherModeDocumentation instead...">BlockCipherDocumentation</a><a name="l00019"></a>00019 {<a name="l00020"></a>00020 <span class="keyword">class </span>CRYPTOPP_NO_VTABLE Base : <span class="keyword">public</span> <a class="code" href="class_block_cipher_impl.html">BlockCipherImpl</a><Blowfish_Info><a name="l00021"></a>00021 {<a name="l00022"></a>00022 <span class="keyword">public</span>:<a name="l00023"></a>00023 <span class="keywordtype">void</span> ProcessAndXorBlock(<span class="keyword">const</span> byte *inBlock, <span class="keyword">const</span> byte *xorBlock, byte *outBlock) <span class="keyword">const</span>;<a name="l00024"></a>00024 <span class="keywordtype">void</span> UncheckedSetKey(<span class="keyword">const</span> byte *key_string, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> keylength, <span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html" title="interface for retrieving values given their names">NameValuePairs</a> &params);<a name="l00025"></a>00025 <a name="l00026"></a>00026 <span class="keyword">private</span>:<a name="l00027"></a>00027 <span class="keywordtype">void</span> crypt_block(<span class="keyword">const</span> word32 in[2], word32 out[2]) <span class="keyword">const</span>;<a name="l00028"></a>00028 <a name="l00029"></a>00029 <span class="keyword">static</span> <span class="keyword">const</span> word32 p_init[<a class="code" href="class_fixed_rounds.html#910701ff30c578368793f5faae246108">ROUNDS</a>+2];<a name="l00030"></a>00030 <span class="keyword">static</span> <span class="keyword">const</span> word32 s_init[4*256];<a name="l00031"></a>00031 <a name="l00032"></a>00032 <a class="code" href="class_fixed_size_sec_block.html" title="a SecBlock with fixed size, allocated statically">FixedSizeSecBlock<word32, ROUNDS+2></a> pbox;<a name="l00033"></a>00033 <a class="code" href="class_fixed_size_sec_block.html" title="a SecBlock with fixed size, allocated statically">FixedSizeSecBlock<word32, 4*256></a> sbox;<a name="l00034"></a>00034 };<a name="l00035"></a>00035 <a name="l00036"></a>00036 <span class="keyword">public</span>:<a name="l00037"></a><a class="code" href="class_blowfish.html#0be3672f335ece25211763751da484d5">00037</a> <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">BlockCipherFinal<ENCRYPTION, Base></a> <a class="code" href="class_block_cipher_final.html" title="_">Encryption</a>;<a name="l00038"></a><a class="code" href="class_blowfish.html#b1ffd7ac4dd3927a06f92a92877e43b1">00038</a> <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">BlockCipherFinal<DECRYPTION, Base></a> <a class="code" href="class_block_cipher_final.html" title="_">Decryption</a>;<a name="l00039"></a>00039 };<a name="l00040"></a>00040 <a name="l00041"></a><a class="code" href="blowfish_8h.html#5151692da05584c04a81cc8b6378769a">00041</a> <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">Blowfish::Encryption</a> <a class="code" href="class_block_cipher_final.html" title="_">BlowfishEncryption</a>;<a name="l00042"></a><a class="code" href="blowfish_8h.html#8d7d201157659c17f5172bcf7a30920c">00042</a> <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">Blowfish::Decryption</a> <a class="code" href="class_block_cipher_final.html" title="_">BlowfishDecryption</a>;<a name="l00043"></a>00043 <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 11:11:19 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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