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<div id="projectname">Crypto++
 <span id="projectnumber">7.0</span>
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<div id="projectbrief">Free C++ class library of cryptographic schemes</div>
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<a href="seed_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// seed.h - originally written and placed in the public domain by Wei Dai</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"></span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">/// \file seed.h</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/// \brief Classes for the SEED block cipher</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">/// \since Crypto++ 5.6.0</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"></span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#ifndef CRYPTOPP_SEED_H</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#define CRYPTOPP_SEED_H</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="seckey_8h.html">seckey.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "<a class="code" href="secblock_8h.html">secblock.h</a>"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> NAMESPACE_BEGIN(<a class="code" href="namespace_crypto_p_p.html">CryptoPP</a>)</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">/// \brief SEED block cipher information</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span><span class="comment">/// \since Crypto++ 5.6.0</span></div><div class="line"><a name="l00017"></a><span class="lineno"><a class="line" href="struct_s_e_e_d___info.html"> 17</a></span> <span class="comment"></span>struct <a class="code" href="struct_s_e_e_d___info.html">SEED_Info</a> : public <a class="code" href="class_fixed_block_size.html">FixedBlockSize</a><16>, public <a class="code" href="class_fixed_key_length.html">FixedKeyLength</a><16>, public <a class="code" href="class_fixed_rounds.html">FixedRounds</a><16></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"SEED"</span>;}</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> };</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"></span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">/// \brief SEED block cipher</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">/// \sa <a href="http://www.cryptolounge.org/wiki/SEED">SEED</a></span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">/// \since Crypto++ 5.6.0</span></div><div class="line"><a name="l00025"></a><span class="lineno"><a class="line" href="class_s_e_e_d.html"> 25</a></span> <span class="comment"></span><span class="keyword">class </span><a class="code" href="class_s_e_e_d.html">SEED</a> : <span class="keyword">public</span> <a class="code" href="struct_s_e_e_d___info.html">SEED_Info</a>, <span class="keyword">public</span> <a class="code" href="struct_block_cipher_documentation.html">BlockCipherDocumentation</a></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> {</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <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><SEED_Info></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  {</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordtype">void</span> UncheckedSetKey(<span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> length, <span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &params);</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  <span class="keywordtype">void</span> ProcessAndXorBlock(<span class="keyword">const</span> <span class="keywordtype">byte</span> *inBlock, <span class="keyword">const</span> <span class="keywordtype">byte</span> *xorBlock, <span class="keywordtype">byte</span> *outBlock) <span class="keyword">const</span>;</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> </div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">protected</span>:</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <a class="code" href="class_fixed_size_sec_block.html">FixedSizeSecBlock<word32, 32></a> m_k;</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  };</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">BlockCipherFinal<ENCRYPTION, Base></a> <a class="code" href="class_block_cipher.html">Encryption</a>;</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="keyword">typedef</span> <a class="code" href="class_block_cipher_final.html">BlockCipherFinal<DECRYPTION, Base></a> <a class="code" href="class_block_cipher.html">Decryption</a>;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> };</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> NAMESPACE_END</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_fixed_key_length_html"><div class="ttname"><a href="class_fixed_key_length.html">FixedKeyLength</a></div><div class="ttdoc">Inherited by keyed algorithms with fixed key length.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00147">seckey.h:147</a></div></div>
<div class="ttc" id="struct_block_cipher_documentation_html"><div class="ttname"><a href="struct_block_cipher_documentation.html">BlockCipherDocumentation</a></div><div class="ttdoc">Provides Encryption and Decryption typedefs used by derived classes to implement a block cipher.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00420">seckey.h:420</a></div></div>
<div class="ttc" id="class_block_cipher_html"><div class="ttname"><a href="class_block_cipher.html">BlockCipher</a></div><div class="ttdoc">Interface for one direction (encryption or decryption) of a block cipher.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l01229">cryptlib.h:1229</a></div></div>
<div class="ttc" id="secblock_8h_html"><div class="ttname"><a href="secblock_8h.html">secblock.h</a></div><div class="ttdoc">Classes and functions for secure memory allocations.</div></div>
<div class="ttc" id="class_fixed_block_size_html"><div class="ttname"><a href="class_fixed_block_size.html">FixedBlockSize</a></div><div class="ttdoc">Inherited by algorithms with fixed block size.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00040">seckey.h:40</a></div></div>
<div class="ttc" id="seckey_8h_html"><div class="ttname"><a href="seckey_8h.html">seckey.h</a></div><div class="ttdoc">Classes and functions for implementing secret key algorithms.</div></div>
<div class="ttc" id="class_block_cipher_final_html"><div class="ttname"><a href="class_block_cipher_final.html">BlockCipherFinal</a></div><div class="ttdoc">Provides class member functions to key a block cipher.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00339">seckey.h:339</a></div></div>
<div class="ttc" id="class_s_e_e_d_html"><div class="ttname"><a href="class_s_e_e_d.html">SEED</a></div><div class="ttdoc">SEED block cipher.</div><div class="ttdef"><b>Definition:</b> <a href="seed_8h_source.html#l00025">seed.h:25</a></div></div>
<div class="ttc" id="class_fixed_size_sec_block_html"><div class="ttname"><a href="class_fixed_size_sec_block.html">FixedSizeSecBlock< word32, 32 ></a></div></div>
<div class="ttc" id="class_fixed_rounds_html"><div class="ttname"><a href="class_fixed_rounds.html">FixedRounds</a></div><div class="ttdoc">Inherited by algorithms with fixed number of rounds.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00075">seckey.h:75</a></div></div>
<div class="ttc" id="struct_s_e_e_d___info_html"><div class="ttname"><a href="struct_s_e_e_d___info.html">SEED_Info</a></div><div class="ttdoc">SEED block cipher information.</div><div class="ttdef"><b>Definition:</b> <a href="seed_8h_source.html#l00017">seed.h:17</a></div></div>
<div class="ttc" id="class_block_cipher_impl_html"><div class="ttname"><a href="class_block_cipher_impl.html">BlockCipherImpl</a></div><div class="ttdoc">Provides a base implementation of Algorithm and SimpleKeyingInterface for block ciphers.</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00327">seckey.h:327</a></div></div>
<div class="ttc" id="namespace_crypto_p_p_html"><div class="ttname"><a href="namespace_crypto_p_p.html">CryptoPP</a></div><div class="ttdoc">Crypto++ library namespace.</div></div>
<div class="ttc" id="class_name_value_pairs_html"><div class="ttname"><a href="class_name_value_pairs.html">NameValuePairs</a></div><div class="ttdoc">Interface for retrieving values given their names.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00290">cryptlib.h:290</a></div></div>
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