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<h1>rc5.h</h1><a href="rc5_8h.html">Go to the documentation of this file.</a><pre class="fragment"><div>00001 <span class="preprocessor">#ifndef CRYPTOPP_RC5_H</span>
00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_RC5_H</span>
00003 <span class="preprocessor"></span><span class="comment"></span>
00004 <span class="comment">/** \file</span>
00005 <span class="comment">*/</span>
00006
00007 <span class="preprocessor">#include "seckey.h"</span>
00008 <span class="preprocessor">#include "secblock.h"</span>
00009
00010 NAMESPACE_BEGIN(CryptoPP)
00011
00012 <span class="comment">//! _</span>
<a name="l00013"></a><a class="code" href="struct_r_c5___info.html">00013</a> <span class="comment"></span>struct <a class="code" href="struct_r_c5___info.html">RC5_Info</a> : public <a class="code" href="class_fixed_block_size.html">FixedBlockSize</a><8>, public <a class="code" href="class_variable_key_length.html">VariableKeyLength</a><16, 0, 255>, public <a class="code" href="class_variable_rounds.html">VariableRounds</a><16>
00014 {
00015 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"RC5"</span>;}
00016 <span class="keyword">typedef</span> word32 RC5_WORD;
00017 };
00018 <span class="comment"></span>
<a name="l00019"></a><a class="code" href="class_r_c5.html">00019</a> <span class="comment">/// <a href="http://www.weidai.com/scan-mirror/cs.html#RC5">RC5</a></span>
00020 <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_r_c5.html">RC5</a> : <span class="keyword">public</span> <a class="code" href="struct_r_c5___info.html">RC5_Info</a>, <span class="keyword">public</span> <a class="code" href="struct_block_cipher_documentation.html">BlockCipherDocumentation</a>
00021 {
00022 <span class="keyword">class </span>CRYPTOPP_NO_VTABLE Base : <span class="keyword">public</span> BlockCipherImpl<RC5_Info>
00023 {
00024 <span class="keyword">public</span>:
00025 <span class="keywordtype">void</span> UncheckedSetKey(<a class="code" href="cryptlib_8h.html#a11">CipherDir</a> direction, <span class="keyword">const</span> byte *userKey, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> rounds);
00026
00027 <span class="keyword">protected</span>:
00028 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> r; <span class="comment">// number of rounds</span>
00029 <a class="code" href="class_sec_block.html">SecBlock<RC5_WORD></a> sTable; <span class="comment">// expanded key table</span>
00030 };
00031
00032 <span class="keyword">class </span>CRYPTOPP_NO_VTABLE Enc : <span class="keyword">public</span> Base
00033 {
00034 <span class="keyword">public</span>:
00035 <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>;
00036 };
00037
00038 <span class="keyword">class </span>CRYPTOPP_NO_VTABLE Dec : <span class="keyword">public</span> Base
00039 {
00040 <span class="keyword">public</span>:
00041 <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>;
00042 };
00043
<a name="l00044"></a><a class="code" href="class_r_c5.html#_r_c5w0">00044</a> <span class="keyword">public</span>:
<a name="l00045"></a><a class="code" href="class_r_c5.html#_r_c5w1">00045</a> <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">BlockCipherFinal<ENCRYPTION, Enc></a> <a class="code" href="class_block_cipher_final.html">Encryption</a>;
00046 <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">BlockCipherFinal<DECRYPTION, Dec></a> <a class="code" href="class_block_cipher_final.html">Decryption</a>;
00047 };
00048
00049 <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">RC5::Encryption</a> <a class="code" href="class_block_cipher_final.html">RC5Encryption</a>;
00050 <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">RC5::Decryption</a> <a class="code" href="class_block_cipher_final.html">RC5Decryption</a>;
00051
00052 NAMESPACE_END
00053
00054 <span class="preprocessor">#endif</span>
</div></pre><hr size="1"><address style="align: right;"><small>Generated on Sun Nov 7 08:23:58 2004 for Crypto++ by
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