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 <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="wake_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">// wake.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 wake.h</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/// \brief Classes for WAKE stream cipher</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#ifndef CRYPTOPP_WAKE_H</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#define CRYPTOPP_WAKE_H</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include "<a class="code" href="seckey_8h.html">seckey.h</a>"</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include "<a class="code" href="secblock_8h.html">secblock.h</a>"</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "<a class="code" href="strciphr_8h.html">strciphr.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 WAKE stream cipher information</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span><span class="comment">/// \tparam B Endianness of the stream cipher</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span><span class="comment">/// \since Crypto++ 1.0</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> B = BigEndian></div><div class="line"><a name="l00019"></a><span class="lineno"><a class="line" href="struct_w_a_k_e___o_f_b___info.html"> 19</a></span> <span class="keyword">struct </span><a class="code" href="struct_w_a_k_e___o_f_b___info.html">WAKE_OFB_Info</a> : <span class="keyword">public</span> <a class="code" href="class_fixed_key_length.html">FixedKeyLength</a><32></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>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* StaticAlgorithmName() {<span class="keywordflow">return</span> B::ToEnum() == <a class="code" href="cryptlib_8h.html#aaeb92d42f5a6e27b8ba19f18d69d142baccd5b3585bd07d6bdae383aa8271b9d2">LITTLE_ENDIAN_ORDER</a> ? <span class="stringliteral">"WAKE-OFB-LE"</span> : <span class="stringliteral">"WAKE-OFB-BE"</span>;}</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> };</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"><a class="line" href="class_w_a_k_e___base.html"> 24</a></span> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE <a class="code" href="class_w_a_k_e___base.html">WAKE_Base</a></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> {</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  word32 M(word32 x, word32 y);</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <span class="keywordtype">void</span> GenKey(word32 k0, word32 k1, word32 k2, word32 k3);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  word32 t[257];</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  word32 r3, r4, r5, r6;</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="comment"></span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/// \brief WAKE stream cipher operation</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">/// \tparam B Endianness of the stream cipher</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/// \since Crypto++ 1.0</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> B = BigEndian></div><div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="class_w_a_k_e___policy.html"> 38</a></span> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE <a class="code" href="class_w_a_k_e___policy.html">WAKE_Policy</a> : <span class="keyword">public</span> <a class="code" href="struct_additive_cipher_concrete_policy.html">AdditiveCipherConcretePolicy</a><word32, 1, 64>, <span class="keyword">protected</span> <a class="code" href="class_w_a_k_e___base.html">WAKE_Base</a></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  <span class="keywordtype">void</span> CipherSetKey(<span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &params, <span class="keyword">const</span> byte *key, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="comment">// OFB</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keywordtype">void</span> <a class="code" href="struct_additive_cipher_concrete_policy.html#a88ce0905757bcc373f028bfd9e0dec43">OperateKeystream</a>(<a class="code" href="strciphr_8h.html#ab4a226527d2bd01ff19bfa14d0974227">KeystreamOperation</a> operation, byte *output, <span class="keyword">const</span> byte *input, <span class="keywordtype">size_t</span> iterationCount);</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordtype">bool</span> CipherIsRandomAccess()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> };</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"></span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">/// \brief WAKE stream cipher</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">/// \tparam B Endianness of the stream cipher</span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment">/// \since Crypto++ 1.0</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> B = BigEndian></div><div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="struct_w_a_k_e___o_f_b.html"> 51</a></span> <span class="keyword">struct </span><a class="code" href="struct_w_a_k_e___o_f_b.html">WAKE_OFB</a> : <span class="keyword">public</span> <a class="code" href="struct_w_a_k_e___o_f_b___info.html">WAKE_OFB_Info</a><B>, <span class="keyword">public</span> <a class="code" href="struct_symmetric_cipher_documentation.html">SymmetricCipherDocumentation</a></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> {</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">typedef</span> <a class="code" href="class_symmetric_cipher_final.html">SymmetricCipherFinal<ConcretePolicyHolder<WAKE_Policy<B></a>, <a class="code" href="class_additive_cipher_template.html">AdditiveCipherTemplate<></a> >, <a class="code" href="struct_w_a_k_e___o_f_b___info.html">WAKE_OFB_Info<B></a> > <a class="code" href="class_symmetric_cipher.html">Encryption</a>;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keyword">typedef</span> <a class="code" href="class_symmetric_cipher.html">Encryption</a> <a class="code" href="class_symmetric_cipher.html">Decryption</a>;</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span> };</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment">/*</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">template <class B = BigEndian></span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">class WAKE_ROFB_Policy : public WAKE_Policy<B></span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">{</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">protected:</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> void Iterate(KeystreamOperation operation, byte *output, const byte *input, unsigned int iterationCount);</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">};</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"></span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment">template <class B = BigEndian></span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment">struct WAKE_ROFB : public WAKE_Info<B></span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">{</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> typedef SymmetricCipherTemplate<ConcretePolicyHolder<AdditiveCipherTemplate<>, WAKE_ROFB_Policy<B> > > Encryption;</span></div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> typedef Encryption Decryption;</span></div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment">};</span></div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment">*/</span></div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span> </div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span> NAMESPACE_END</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div><div class="line"><a name="l00075"></a><span class="lineno"> 75</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_additive_cipher_concrete_policy_html"><div class="ttname"><a href="struct_additive_cipher_concrete_policy.html">AdditiveCipherConcretePolicy</a></div><div class="ttdoc">Base class for additive stream ciphers. </div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00181">strciphr.h:181</a></div></div>
<div class="ttc" id="struct_w_a_k_e___o_f_b_html"><div class="ttname"><a href="struct_w_a_k_e___o_f_b.html">WAKE_OFB</a></div><div class="ttdoc">WAKE stream cipher. </div><div class="ttdef"><b>Definition:</b> <a href="wake_8h_source.html#l00051">wake.h:51</a></div></div>
<div class="ttc" id="cryptlib_8h_html_aaeb92d42f5a6e27b8ba19f18d69d142baccd5b3585bd07d6bdae383aa8271b9d2"><div class="ttname"><a href="cryptlib_8h.html#aaeb92d42f5a6e27b8ba19f18d69d142baccd5b3585bd07d6bdae383aa8271b9d2">LITTLE_ENDIAN_ORDER</a></div><div class="ttdoc">byte order is little-endian </div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00142">cryptlib.h:142</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_w_a_k_e___base_html"><div class="ttname"><a href="class_w_a_k_e___base.html">WAKE_Base</a></div><div class="ttdef"><b>Definition:</b> <a href="wake_8h_source.html#l00024">wake.h:24</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_symmetric_cipher_html"><div class="ttname"><a href="class_symmetric_cipher.html">SymmetricCipher</a></div><div class="ttdoc">Interface for one direction (encryption or decryption) of a stream cipher or cipher mode...</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l01237">cryptlib.h:1237</a></div></div>
<div class="ttc" id="struct_additive_cipher_concrete_policy_html_a88ce0905757bcc373f028bfd9e0dec43"><div class="ttname"><a href="struct_additive_cipher_concrete_policy.html#a88ce0905757bcc373f028bfd9e0dec43">AdditiveCipherConcretePolicy::OperateKeystream</a></div><div class="ttdeci">virtual void OperateKeystream(KeystreamOperation operation, byte *output, const byte *input, size_t iterationCount)=0</div><div class="ttdoc">Operates the keystream. </div></div>
<div class="ttc" id="class_w_a_k_e___policy_html"><div class="ttname"><a href="class_w_a_k_e___policy.html">WAKE_Policy</a></div><div class="ttdoc">WAKE stream cipher operation. </div><div class="ttdef"><b>Definition:</b> <a href="wake_8h_source.html#l00038">wake.h:38</a></div></div>
<div class="ttc" id="strciphr_8h_html"><div class="ttname"><a href="strciphr_8h.html">strciphr.h</a></div><div class="ttdoc">Classes for implementing stream ciphers. </div></div>
<div class="ttc" id="struct_symmetric_cipher_documentation_html"><div class="ttname"><a href="struct_symmetric_cipher_documentation.html">SymmetricCipherDocumentation</a></div><div class="ttdoc">Provides Encryption and Decryption typedefs used by derived classes to implement a symmetric cipher...</div><div class="ttdef"><b>Definition:</b> <a href="seckey_8h_source.html#l00435">seckey.h:435</a></div></div>
<div class="ttc" id="struct_w_a_k_e___o_f_b___info_html"><div class="ttname"><a href="struct_w_a_k_e___o_f_b___info.html">WAKE_OFB_Info</a></div><div class="ttdoc">WAKE stream cipher information. </div><div class="ttdef"><b>Definition:</b> <a href="wake_8h_source.html#l00019">wake.h:19</a></div></div>
<div class="ttc" id="strciphr_8h_html_ab4a226527d2bd01ff19bfa14d0974227"><div class="ttname"><a href="strciphr_8h.html#ab4a226527d2bd01ff19bfa14d0974227">KeystreamOperation</a></div><div class="ttdeci">KeystreamOperation</div><div class="ttdoc">Keystream operation flags. </div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00088">strciphr.h:88</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_symmetric_cipher_final_html"><div class="ttname"><a href="class_symmetric_cipher_final.html">SymmetricCipherFinal</a></div><div class="ttdoc">SymmetricCipher implementation. </div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00571">strciphr.h:571</a></div></div>
<div class="ttc" id="class_additive_cipher_template_html"><div class="ttname"><a href="class_additive_cipher_template.html">AdditiveCipherTemplate</a></div><div class="ttdoc">Base class for additive stream ciphers with SymmetricCipher interface. </div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00261">strciphr.h:261</a></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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