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cryptopp-doc-5.6.1-0.1.svn479.fc13.i686.rpm

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<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 &quot;seckey.h&quot;</span>
<a name="l00007"></a>00007 <span class="preprocessor">#include &quot;secblock.h&quot;</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>&lt;8&gt;, 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>&lt;16, 1, 56&gt;, public <a class="code" href="class_fixed_rounds.html" title="to be inherited by ciphers with fixed number of rounds">FixedRounds</a>&lt;16&gt;
<a name="l00013"></a>00013 {
<a name="l00014"></a>00014         <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">&quot;Blowfish&quot;</span>;}
<a name="l00015"></a>00015 };
<a name="l00016"></a>00016 <span class="comment"></span>
<a name="l00017"></a>00017 <span class="comment">//! &lt;a href=&quot;http://www.weidai.com/scan-mirror/cs.html#Blowfish&quot;&gt;Blowfish&lt;/a&gt;</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>&lt;Blowfish_Info&gt;
<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> &amp;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[ROUNDS+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">FixedSizeSecBlock&lt;word32, ROUNDS+2&gt;</a> pbox;
<a name="l00033"></a>00033                 <a class="code" href="class_fixed_size_sec_block.html">FixedSizeSecBlock&lt;word32, 4*256&gt;</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#a0be3672f335ece25211763751da484d5">00037</a>         <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">BlockCipherFinal&lt;ENCRYPTION, Base&gt;</a> <a class="code" href="class_block_cipher_final.html" title="_">Encryption</a>;
<a name="l00038"></a><a class="code" href="class_blowfish.html#ab1ffd7ac4dd3927a06f92a92877e43b1">00038</a>         <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html" title="_">BlockCipherFinal&lt;DECRYPTION, Base&gt;</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>00041 <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>00042 <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></div>
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