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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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<div class="title">modes.h</div> </div>
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<a href="modes_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">// modes.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 modes.h</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/// \brief Classes for block cipher modes of operation</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_MODES_H</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#define CRYPTOPP_MODES_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="cryptlib_8h.html">cryptlib.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="misc_8h.html">misc.h</a>"</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "<a class="code" href="strciphr_8h.html">strciphr.h</a>"</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include "<a class="code" href="argnames_8h.html">argnames.h</a>"</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="algparam_8h.html">algparam.h</a>"</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Issue 340</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#if CRYPTOPP_GCC_DIAGNOSTIC_AVAILABLE</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"># pragma GCC diagnostic push</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"># pragma GCC diagnostic ignored "-Wconversion"</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"># pragma GCC diagnostic ignored "-Wsign-conversion"</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#endif</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> <span class="preprocessor">#if CRYPTOPP_MSC_VERSION</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"># pragma warning(push)</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"># pragma warning(disable: 4231 4275)</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"># if (CRYPTOPP_MSC_VERSION >= 1400)</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"># pragma warning(disable: 6011 6386 28193)</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"># endif</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> NAMESPACE_BEGIN(<a class="code" href="namespace_crypto_p_p.html">CryptoPP</a>)</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">/// \brief Block cipher mode of operation information</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment"></span><span class="comment">/// \details Each class derived from this one defines two types, Encryption and Decryption,</span></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"></span><span class="comment">/// both of which implement the SymmetricCipher interface.</span></div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"></span><span class="comment">/// For each mode there are two classes, one of which is a template class,</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"></span><span class="comment">/// and the other one has a name that ends in "_ExternalCipher".</span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"></span><span class="comment">/// The "external cipher" mode objects hold a reference to the underlying block cipher,</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"></span><span class="comment">/// instead of holding an instance of it. The reference must be passed in to the constructor.</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span><span class="comment">/// For the "cipher holder" classes, the CIPHER template parameter should be a class</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"></span><span class="comment">/// derived from BlockCipherDocumentation, for example DES or AES.</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"></span><span class="comment">/// \details See NIST SP 800-38A for definitions of these modes. See</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"></span><span class="comment">/// AuthenticatedSymmetricCipherDocumentation for authenticated encryption modes.</span></div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="struct_cipher_mode_documentation.html"> 44</a></span> <span class="comment"></span>struct <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a> : public <a class="code" href="struct_symmetric_cipher_documentation.html">SymmetricCipherDocumentation</a></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> };</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"></span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment">/// \brief Block cipher mode of operation information</span></div><div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html"> 49</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_cipher_mode_base.html">CipherModeBase</a> : <span class="keyword">public</span> <a class="code" href="class_symmetric_cipher.html">SymmetricCipher</a></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_cipher_mode_base.html">CipherModeBase</a>() {}</div><div class="line"><a name="l00053"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#aca95bcde5d8f5be6f45c216c1d7b21f6"> 53</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="class_cipher_mode_base.html#aca95bcde5d8f5be6f45c216c1d7b21f6">MinKeyLength</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->MinKeyLength();}</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#a8e801b0482663c7feae7db35e31d2508"> 54</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="class_cipher_mode_base.html#a8e801b0482663c7feae7db35e31d2508">MaxKeyLength</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->MaxKeyLength();}</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#a9b16d528a9a2657a7efbd85e45a80571"> 55</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="class_cipher_mode_base.html#a9b16d528a9a2657a7efbd85e45a80571">DefaultKeyLength</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->DefaultKeyLength();}</div><div class="line"><a name="l00056"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#a0d81c8b9da00b08f0696603e4992c57a"> 56</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="class_cipher_mode_base.html#a0d81c8b9da00b08f0696603e4992c57a">GetValidKeyLength</a>(<span class="keywordtype">size_t</span> n)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->GetValidKeyLength(n);}</div><div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#a47431eef8c1e41afd62b99a9e9202b58"> 57</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_cipher_mode_base.html#a47431eef8c1e41afd62b99a9e9202b58">IsValidKeyLength</a>(<span class="keywordtype">size_t</span> n)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->IsValidKeyLength(n);}</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#ac534eff2d4e72b61cc848af0f94805de"> 59</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_cipher_mode_base.html#ac534eff2d4e72b61cc848af0f94805de">OptimalDataAlignment</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->OptimalDataAlignment();}</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div><div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="class_cipher_mode_base.html#a07313a860fd63d27f9b7aeeb8c2b36c2"> 61</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_cipher_mode_base.html#a07313a860fd63d27f9b7aeeb8c2b36c2">IVSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>();}</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keyword">virtual</span> IV_Requirement <a class="code" href="class_simple_keying_interface.html#a867b535e5c4a11704d0645272e8b03f9">IVRequirement</a>() <span class="keyword">const</span> =0;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordtype">void</span> SetCipher(<a class="code" href="class_block_cipher.html">BlockCipher</a> &cipher)</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  this->ThrowIfResynchronizable();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  this->m_cipher = &cipher;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  this->ResizeBuffers();</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordtype">void</span> SetCipherWithIV(<a class="code" href="class_block_cipher.html">BlockCipher</a> &cipher, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">int</span> feedbackSize = 0)</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>  this->ThrowIfInvalidIV(iv);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  this->m_cipher = &cipher;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  this->ResizeBuffers();</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  this->SetFeedbackSize(feedbackSize);</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">if</span> (this-><a class="code" href="class_simple_keying_interface.html#a71039112353cc70e9859ebd95037cc1a">IsResynchronizable</a>())</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  this-><a class="code" href="class_simple_keying_interface.html#ae576137a46ca56005e82f1505cf3cccc">Resynchronize</a>(iv);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="class_cipher_mode_base.html">CipherModeBase</a>() : m_cipher(NULLPTR) {}</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">inline</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>()<span class="keyword"> const </span>{<a class="code" href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a>(m_register.size() > 0); <span class="keywordflow">return</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span>)m_register.size();}</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> SetFeedbackSize(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> feedbackSize)</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">if</span> (!(feedbackSize == 0 || feedbackSize == <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>()))</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">throw</span> <a class="code" href="class_invalid_argument.html">InvalidArgument</a>(<span class="stringliteral">"CipherModeBase: feedback size cannot be specified for this cipher mode"</span>);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  }</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> ResizeBuffers();</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="class_block_cipher.html">BlockCipher</a> *m_cipher;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="class_aligned_sec_byte_block.html">AlignedSecByteBlock</a> m_register;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> };</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"></span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">/// \brief Block cipher mode of operation common operations</span></div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment">/// \tparam POLICY_INTERFACE common operations</span></div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> POLICY_INTERFACE></div><div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="class_mode_policy_common_template.html"> 99</a></span> <span class="keyword">class </span>CRYPTOPP_NO_VTABLE <a class="code" href="class_mode_policy_common_template.html">ModePolicyCommonTemplate</a> : <span class="keyword">public</span> <a class="code" href="class_cipher_mode_base.html">CipherModeBase</a>, <span class="keyword">public</span> POLICY_INTERFACE</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span> {</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetAlignment()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher-><a class="code" href="class_cipher_mode_base.html#ac534eff2d4e72b61cc848af0f94805de">OptimalDataAlignment</a>();}</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</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> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span> };</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">template</span> <<span class="keyword">class</span> POLICY_INTERFACE></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keywordtype">void</span> <a class="code" href="class_mode_policy_common_template.html">ModePolicyCommonTemplate<POLICY_INTERFACE>::CipherSetKey</a>(<span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &params, <span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length)</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span> {</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  m_cipher-><a class="code" href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7">SetKey</a>(key, length, params);</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  ResizeBuffers();</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">int</span> feedbackSize = params.<a class="code" href="class_name_value_pairs.html#a7ddb654b7afcd1a04422a7b4b01366d9">GetIntValueWithDefault</a>(<a class="code" href="namespace_name.html#a62c578a9a83ca83029cd1ce38431989d">Name::FeedbackSize</a>(), 0);</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  SetFeedbackSize(feedbackSize);</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span> }</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"></span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">/// \brief CFB block cipher mode of operation</span></div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="class_c_f_b___mode_policy.html"> 115</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_f_b___mode_policy.html">CFB_ModePolicy</a> : <span class="keyword">public</span> <a class="code" href="class_mode_policy_common_template.html">ModePolicyCommonTemplate</a><CFB_CipherAbstractPolicy></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> {</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"CFB"</span>;}</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_c_f_b___mode_policy.html">CFB_ModePolicy</a>() {}</div><div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="class_c_f_b___mode_policy.html#acf2976914f792c5d4b092cf47985d285"> 121</a></span>  <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> <a class="code" href="class_c_f_b___mode_policy.html#acf2976914f792c5d4b092cf47985d285">IVRequirement</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6ea4520c4379ee3a1aed95a36e2235ba338">RANDOM_IV</a>;}</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetBytesPerIteration()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_feedbackSize;}</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordtype">byte</span> * GetRegisterBegin() {<span class="keywordflow">return</span> m_register + <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>() - m_feedbackSize;}</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keywordtype">bool</span> CanIterate()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_feedbackSize == <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>();}</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordtype">void</span> Iterate(<span class="keywordtype">byte</span> *output, <span class="keyword">const</span> <span class="keywordtype">byte</span> *input, <a class="code" href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a> dir, <span class="keywordtype">size_t</span> iterationCount);</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keywordtype">void</span> TransformRegister();</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordtype">void</span> CipherResynchronize(<span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">void</span> SetFeedbackSize(<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> feedbackSize);</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">void</span> ResizeBuffers();</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span> </div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="class_sec_byte_block.html">SecByteBlock</a> m_temp;</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> m_feedbackSize;</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span> };</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> CopyOrZero(<span class="keywordtype">void</span> *dest, <span class="keywordtype">size_t</span> d, <span class="keyword">const</span> <span class="keywordtype">void</span> *src, <span class="keywordtype">size_t</span> s)</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span> {</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a>(dest);</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <a class="code" href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a>(d >= s);</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (src)</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="misc_8h.html#a5f6fcbaaf6f72fe46a6d911b033dfea0">memcpy_s</a>(dest, d, src, s);</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  memset(dest, 0, d);</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span> }</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"></span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">/// \brief OFB block cipher mode of operation</span></div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="class_o_f_b___mode_policy.html"> 149</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_o_f_b___mode_policy.html">OFB_ModePolicy</a> : <span class="keyword">public</span> <a class="code" href="class_mode_policy_common_template.html">ModePolicyCommonTemplate</a><AdditiveCipherAbstractPolicy></div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"OFB"</span>;}</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div><div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="class_o_f_b___mode_policy.html#aea518f764b886278aca868fe987ede35"> 154</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_o_f_b___mode_policy.html#aea518f764b886278aca868fe987ede35">CipherIsRandomAccess</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}</div><div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="class_o_f_b___mode_policy.html#af8594eed79fc66094f525df05f5eba74"> 155</a></span>  <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> <a class="code" href="class_o_f_b___mode_policy.html#af8594eed79fc66094f525df05f5eba74">IVRequirement</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6ea1cc32e69fe4f385e54d9d482a2ab5a56">UNIQUE_IV</a>;}</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span> </div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">private</span>:</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetBytesPerIteration()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>();}</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetIterationsToBuffer()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->OptimalNumberOfParallelBlocks();}</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordtype">void</span> WriteKeystream(<span class="keywordtype">byte</span> *keystreamBuffer, <span class="keywordtype">size_t</span> iterationCount);</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keywordtype">void</span> CipherResynchronize(<span class="keywordtype">byte</span> *keystreamBuffer, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span> };</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"></span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">/// \brief CTR block cipher mode of operation</span></div><div class="line"><a name="l00165"></a><span class="lineno"><a class="line" href="class_c_t_r___mode_policy.html"> 165</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a> : <span class="keyword">public</span> <a class="code" href="class_mode_policy_common_template.html">ModePolicyCommonTemplate</a><AdditiveCipherAbstractPolicy></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span> {</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"CTR"</span>;}</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a>() {}</div><div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="class_c_t_r___mode_policy.html#a9014be8edb48664ff1aa0984478c52b6"> 171</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_c_t_r___mode_policy.html#a9014be8edb48664ff1aa0984478c52b6">CipherIsRandomAccess</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="class_c_t_r___mode_policy.html#aa35bece1189c9827e9a1ae577bedf8a8"> 172</a></span>  <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> <a class="code" href="class_c_t_r___mode_policy.html#aa35bece1189c9827e9a1ae577bedf8a8">IVRequirement</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6ea4520c4379ee3a1aed95a36e2235ba338">RANDOM_IV</a>;}</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> IncrementCounterBy256();</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetAlignment()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->OptimalDataAlignment();}</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetBytesPerIteration()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>();}</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> GetIterationsToBuffer()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->OptimalNumberOfParallelBlocks();}</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordtype">void</span> WriteKeystream(<span class="keywordtype">byte</span> *buffer, <span class="keywordtype">size_t</span> iterationCount)</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  {OperateKeystream(<a class="code" href="strciphr_8h.html#ab4a226527d2bd01ff19bfa14d0974227a6ab40a8f816d015407f61839c60b9a4e">WRITE_KEYSTREAM</a>, buffer, NULLPTR, iterationCount);}</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordtype">bool</span> CanOperateKeystream()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">void</span> OperateKeystream(<a class="code" href="strciphr_8h.html#ab4a226527d2bd01ff19bfa14d0974227">KeystreamOperation</a> operation, <span class="keywordtype">byte</span> *output, <span class="keyword">const</span> <span class="keywordtype">byte</span> *input, <span class="keywordtype">size_t</span> iterationCount);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keywordtype">void</span> CipherResynchronize(<span class="keywordtype">byte</span> *keystreamBuffer, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">void</span> SeekToIteration(lword iterationCount);</div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <a class="code" href="class_aligned_sec_byte_block.html">AlignedSecByteBlock</a> m_counterArray;</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span> };</div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"></span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment">/// \brief Block cipher mode of operation default implementation</span></div><div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html"> 190</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_block_oriented_cipher_mode_base.html">BlockOrientedCipherModeBase</a> : <span class="keyword">public</span> <a class="code" href="class_cipher_mode_base.html">CipherModeBase</a></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_block_oriented_cipher_mode_base.html">BlockOrientedCipherModeBase</a>() {}</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</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="l00195"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html#ade6a00d82e063bcee5d1db3cd294751c"> 195</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#ade6a00d82e063bcee5d1db3cd294751c">MandatoryBlockSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>();}</div><div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html#a7721eef9f8c5c0c4ca16048c41feed8f"> 196</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#a7721eef9f8c5c0c4ca16048c41feed8f">IsRandomAccess</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}</div><div class="line"><a name="l00197"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html#a503746952c074403bf2d72374f3d6672"> 197</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#a503746952c074403bf2d72374f3d6672">IsSelfInverting</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}</div><div class="line"><a name="l00198"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html#a3f08ba1e5fe34ab0cd379a54da828938"> 198</a></span>  <span class="keywordtype">bool</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#a3f08ba1e5fe34ab0cd379a54da828938">IsForwardTransformation</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_cipher->IsForwardTransformation();}</div><div class="line"><a name="l00199"></a><span class="lineno"><a class="line" href="class_block_oriented_cipher_mode_base.html#af56879c9784d5f70120f46fb60941b9f"> 199</a></span>  <span class="keywordtype">void</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#af56879c9784d5f70120f46fb60941b9f">Resynchronize</a>(<span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">int</span> length=-1) {<a class="code" href="misc_8h.html#a5f6fcbaaf6f72fe46a6d911b033dfea0">memcpy_s</a>(m_register, m_register.size(), iv, ThrowIfInvalidIVLength(length));}</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">bool</span> RequireAlignedInput()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">true</span>;}</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> ResizeBuffers();</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="class_sec_byte_block.html">SecByteBlock</a> m_buffer;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span> };</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"></span></div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment">/// \brief ECB block cipher mode of operation default implementation</span></div><div class="line"><a name="l00209"></a><span class="lineno"><a class="line" href="class_e_c_b___one_way.html"> 209</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_e_c_b___one_way.html">ECB_OneWay</a> : <span class="keyword">public</span> <a class="code" href="class_block_oriented_cipher_mode_base.html">BlockOrientedCipherModeBase</a></div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span> {</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"ECB"</span>;}</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div><div class="line"><a name="l00214"></a><span class="lineno"><a class="line" href="class_e_c_b___one_way.html#aea389c964114b73390dd81d836124461"> 214</a></span>  <span class="keywordtype">void</span> <a class="code" href="class_e_c_b___one_way.html#aea389c964114b73390dd81d836124461">SetKey</a>(<span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length, <span class="keyword">const</span> <a class="code" href="class_name_value_pairs.html">NameValuePairs</a> &params = <a class="code" href="cryptlib_8h.html#a04be65ada92ccb1e6aac0d94b4cc394b">g_nullNameValuePairs</a>)</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  {m_cipher->SetKey(key, length, params); BlockOrientedCipherModeBase::ResizeBuffers();}</div><div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="class_e_c_b___one_way.html#aebf9c2099287d5545af4501d650a15c5"> 216</a></span>  <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> <a class="code" href="class_e_c_b___one_way.html#aebf9c2099287d5545af4501d650a15c5">IVRequirement</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6eac1d24de3dedd05c28516f452d3ace417">NOT_RESYNCHRONIZABLE</a>;}</div><div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="class_e_c_b___one_way.html#a697d02a4fbec48b4accec6ce4226e083"> 217</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_e_c_b___one_way.html#a697d02a4fbec48b4accec6ce4226e083">OptimalBlockSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>() * m_cipher->OptimalNumberOfParallelBlocks();}</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">void</span> <a class="code" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">ProcessData</a>(<span class="keywordtype">byte</span> *outString, <span class="keyword">const</span> <span class="keywordtype">byte</span> *inString, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span> };</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="comment"></span></div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="comment">/// \brief CBC block cipher mode of operation default implementation</span></div><div class="line"><a name="l00222"></a><span class="lineno"><a class="line" href="class_c_b_c___mode_base.html"> 222</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_b_c___mode_base.html">CBC_ModeBase</a> : <span class="keyword">public</span> <a class="code" href="class_block_oriented_cipher_mode_base.html">BlockOrientedCipherModeBase</a></div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span> {</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"CBC"</span>;}</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span> </div><div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="class_c_b_c___mode_base.html#a3e792aeeb087bde5258a676c3b157acf"> 227</a></span>  <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">IV_Requirement</a> <a class="code" href="class_c_b_c___mode_base.html#a3e792aeeb087bde5258a676c3b157acf">IVRequirement</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6eaceff3ad4b12bcb6d7b61a5bd543a815c">UNPREDICTABLE_RANDOM_IV</a>;}</div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordtype">bool</span> RequireAlignedInput()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">false</span>;}</div><div class="line"><a name="l00229"></a><span class="lineno"><a class="line" href="class_c_b_c___mode_base.html#a43530a8977b63abdf11d35f971b29f30"> 229</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_c_b_c___mode_base.html#a43530a8977b63abdf11d35f971b29f30">MinLastBlockSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> 0;}</div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span> };</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="comment"></span></div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span> <span class="comment">/// \brief CBC block cipher mode of operation encryption operation</span></div><div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="class_c_b_c___encryption.html"> 233</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_b_c___encryption.html">CBC_Encryption</a> : <span class="keyword">public</span> <a class="code" href="class_c_b_c___mode_base.html">CBC_ModeBase</a></div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span> {</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">void</span> <a class="code" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">ProcessData</a>(<span class="keywordtype">byte</span> *outString, <span class="keyword">const</span> <span class="keywordtype">byte</span> *inString, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span> };</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span> <span class="comment"></span></div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="comment">/// \brief CBC-CTS block cipher mode of operation encryption operation</span></div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span> <span class="comment">/// \since Crypto++ 3.0</span></div><div class="line"><a name="l00241"></a><span class="lineno"><a class="line" href="class_c_b_c___c_t_s___encryption.html"> 241</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_b_c___c_t_s___encryption.html">CBC_CTS_Encryption</a> : <span class="keyword">public</span> <a class="code" href="class_c_b_c___encryption.html">CBC_Encryption</a></div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span> {</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  CRYPTOPP_STATIC_CONSTEXPR <span class="keyword">const</span> <span class="keywordtype">char</span>* CRYPTOPP_API StaticAlgorithmName() {<span class="keywordflow">return</span> <span class="stringliteral">"CBC/CTS"</span>;}</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div><div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordtype">void</span> SetStolenIV(<span class="keywordtype">byte</span> *iv) {m_stolenIV = iv;}</div><div class="line"><a name="l00247"></a><span class="lineno"><a class="line" href="class_c_b_c___c_t_s___encryption.html#a6f5fb8fb6c49bcaa75c923c38bd0ccbd"> 247</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_c_b_c___c_t_s___encryption.html#a6f5fb8fb6c49bcaa75c923c38bd0ccbd">MinLastBlockSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>()+1;}</div><div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordtype">size_t</span> <a class="code" href="class_stream_transformation.html#af48589443f77f4ed9ff185f9c1a26cbf">ProcessLastBlock</a>(<span class="keywordtype">byte</span> *outString, <span class="keywordtype">size_t</span> outLength, <span class="keyword">const</span> <span class="keywordtype">byte</span> *inString, <span class="keywordtype">size_t</span> inLength);</div><div class="line"><a name="l00249"></a><span class="lineno"> 249</span> </div><div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">void</span> <a class="code" href="class_block_oriented_cipher_mode_base.html#a1d095f1ee08abb9f03f0ed16a32c6b04">UncheckedSetKey</a>(<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="l00252"></a><span class="lineno"> 252</span>  {</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="class_block_oriented_cipher_mode_base.html#a1d095f1ee08abb9f03f0ed16a32c6b04">CBC_Encryption::UncheckedSetKey</a>(key, length, params);</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  m_stolenIV = params.<a class="code" href="class_name_value_pairs.html#a4daf1ef67b547c6be96188a43e5ec05e">GetValueWithDefault</a>(<a class="code" href="namespace_name.html#aa102d92107376dd3fafe1788b2c42b13">Name::StolenIV</a>(), (<span class="keywordtype">byte</span> *)NULLPTR);</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  }</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span> </div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordtype">byte</span> *m_stolenIV;</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span> };</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment"></span></div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment">/// \brief CBC block cipher mode of operation decryption operation</span></div><div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="class_c_b_c___decryption.html"> 261</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_b_c___decryption.html">CBC_Decryption</a> : <span class="keyword">public</span> <a class="code" href="class_c_b_c___mode_base.html">CBC_ModeBase</a></div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span> {</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keyword">virtual</span> ~<a class="code" href="class_c_b_c___decryption.html">CBC_Decryption</a>() {}</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordtype">void</span> <a class="code" href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">ProcessData</a>(<span class="keywordtype">byte</span> *outString, <span class="keyword">const</span> <span class="keywordtype">byte</span> *inString, <span class="keywordtype">size_t</span> length);</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span> </div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="keyword">protected</span>:</div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> ResizeBuffers();</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="class_aligned_sec_byte_block.html">AlignedSecByteBlock</a> m_temp;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span> };</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="comment"></span></div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="comment">/// \brief CBC-CTS block cipher mode of operation decryption operation</span></div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="comment">/// \since Crypto++ 3.0</span></div><div class="line"><a name="l00275"></a><span class="lineno"><a class="line" href="class_c_b_c___c_t_s___decryption.html"> 275</a></span> <span class="comment"></span><span class="keyword">class </span>CRYPTOPP_DLL CRYPTOPP_NO_VTABLE <a class="code" href="class_c_b_c___c_t_s___decryption.html">CBC_CTS_Decryption</a> : <span class="keyword">public</span> <a class="code" href="class_c_b_c___decryption.html">CBC_Decryption</a></div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span> {</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00278"></a><span class="lineno"><a class="line" href="class_c_b_c___c_t_s___decryption.html#af00303e9a4d770c22b5f5a7553f51c3f"> 278</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="class_c_b_c___c_t_s___decryption.html#af00303e9a4d770c22b5f5a7553f51c3f">MinLastBlockSize</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <a class="code" href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">BlockSize</a>()+1;}</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordtype">size_t</span> <a class="code" href="class_stream_transformation.html#af48589443f77f4ed9ff185f9c1a26cbf">ProcessLastBlock</a>(<span class="keywordtype">byte</span> *outString, <span class="keywordtype">size_t</span> outLength, <span class="keyword">const</span> <span class="keywordtype">byte</span> *inString, <span class="keywordtype">size_t</span> inLength);</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span> };</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="comment"></span></div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="comment">/// \brief Block cipher mode of operation aggregate</span></div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER, <span class="keyword">class</span> BASE></div><div class="line"><a name="l00284"></a><span class="lineno"><a class="line" href="class_cipher_mode_final_template___cipher_holder.html"> 284</a></span> <span class="keyword">class </span><a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a> : <span class="keyword">protected</span> <a class="code" href="class_object_holder.html">ObjectHolder</a><CIPHER>, <span class="keyword">public</span> <a class="code" href="class_algorithm_impl.html">AlgorithmImpl</a><BASE, CipherModeFinalTemplate_CipherHolder<CIPHER, BASE> ></div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span> {</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keyword">static</span> std::string CRYPTOPP_API StaticAlgorithmName()</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  {<span class="keywordflow">return</span> CIPHER::StaticAlgorithmName() + <span class="stringliteral">"/"</span> + BASE::StaticAlgorithmName();}</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span> </div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a>()</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  {</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  this->m_cipher = &this->m_object;</div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  this->ResizeBuffers();</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a>(<span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length)</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  {</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  this->m_cipher = &this->m_object;</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  this->SetKey(key, length);</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  }</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a>(<span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv)</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  {</div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  this->m_cipher = &this->m_object;</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  this->SetKey(key, length, <a class="code" href="algparam_8h.html#aa13eee74de98cf8aaa7e83f4fae7f28b">MakeParameters</a>(<a class="code" href="namespace_name.html#a9b6839240a8bdf1f5bcbebf1866f4733">Name::IV</a>(), <a class="code" href="class_const_byte_array_parameter.html">ConstByteArrayParameter</a>(iv, this->m_cipher->BlockSize())));</div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  }</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a>(<span class="keyword">const</span> <span class="keywordtype">byte</span> *key, <span class="keywordtype">size_t</span> length, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">int</span> feedbackSize)</div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  {</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  this->m_cipher = &this->m_object;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  this->SetKey(key, length, <a class="code" href="algparam_8h.html#aa13eee74de98cf8aaa7e83f4fae7f28b">MakeParameters</a>(<a class="code" href="namespace_name.html#a9b6839240a8bdf1f5bcbebf1866f4733">Name::IV</a>(), <a class="code" href="class_const_byte_array_parameter.html">ConstByteArrayParameter</a>(iv, this->m_cipher->BlockSize()))(<a class="code" href="namespace_name.html#a62c578a9a83ca83029cd1ce38431989d">Name::FeedbackSize</a>(), feedbackSize));</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  }</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span> };</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="comment"></span></div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment">/// \tparam BASE CipherModeFinalTemplate_CipherHolder base class</span></div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment">/// \details Base class for external mode cipher combinations</span></div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> BASE></div><div class="line"><a name="l00315"></a><span class="lineno"><a class="line" href="class_cipher_mode_final_template___external_cipher.html"> 315</a></span> <span class="keyword">class </span><a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher</a> : <span class="keyword">public</span> BASE</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span> {</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="keyword">public</span>:</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher</a>() {}</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher</a>(<a class="code" href="class_block_cipher.html">BlockCipher</a> &cipher)</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  {this->SetCipher(cipher);}</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher</a>(<a class="code" href="class_block_cipher.html">BlockCipher</a> &cipher, <span class="keyword">const</span> <span class="keywordtype">byte</span> *iv, <span class="keywordtype">int</span> feedbackSize = 0)</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  {this->SetCipherWithIV(cipher, iv, feedbackSize);}</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span> </div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  std::string AlgorithmName()<span class="keyword"> const</span></div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="keyword"> </span>{<span class="keywordflow">return</span> (this->m_cipher ? this->m_cipher->AlgorithmName() + <span class="stringliteral">"/"</span> : std::string(<span class="stringliteral">""</span>)) + BASE::StaticAlgorithmName();}</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span> };</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_c_f_b___cipher_template.html">CFB_CipherTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> >;</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_c_f_b___encryption_template.html">CFB_EncryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> >;</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_c_f_b___decryption_template.html">CFB_DecryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> >;</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment"></span></div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment">/// \brief CFB block cipher mode of operation</span></div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="struct_c_f_b___mode.html"> 336</a></span> <span class="keyword">struct </span><a class="code" href="struct_c_f_b___mode.html">CFB_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> {</div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, CFB_EncryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, CFB_DecryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00340"></a><span class="lineno"> 340</span> };</div><div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment"></span></div><div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment">/// \brief CFB mode, external cipher.</span></div><div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="struct_c_f_b___mode___external_cipher.html"> 345</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_c_f_b___mode___external_cipher.html">CFB_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00346"></a><span class="lineno"> 346</span> {</div><div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, CFB_EncryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, CFB_DecryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00349"></a><span class="lineno"> 349</span> };</div><div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment"></span></div><div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">/// \brief CFB block cipher mode of operation providing FIPS validated cryptography.</span></div><div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment">/// \details Requires full block plaintext according to FIPS 800-38A</span></div><div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00356"></a><span class="lineno"><a class="line" href="struct_c_f_b___f_i_p_s___mode.html"> 356</a></span> <span class="keyword">struct </span><a class="code" href="struct_c_f_b___f_i_p_s___mode.html">CFB_FIPS_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00357"></a><span class="lineno"> 357</span> {</div><div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, CFB_RequireFullDataBlocks<CFB_EncryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, CFB_RequireFullDataBlocks<CFB_DecryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00360"></a><span class="lineno"> 360</span> };</div><div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="comment"></span></div><div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="comment">/// \brief CFB mode, external cipher, providing FIPS validated cryptography.</span></div><div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="comment">/// \details Requires full block plaintext according to FIPS 800-38A</span></div><div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00366"></a><span class="lineno"><a class="line" href="struct_c_f_b___f_i_p_s___mode___external_cipher.html"> 366</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_c_f_b___f_i_p_s___mode___external_cipher.html">CFB_FIPS_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00367"></a><span class="lineno"> 367</span> {</div><div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, CFB_RequireFullDataBlocks<CFB_EncryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, CFB_RequireFullDataBlocks<CFB_DecryptionTemplate<AbstractPolicyHolder<CFB_CipherAbstractPolicy, CFB_ModePolicy></a> > > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00370"></a><span class="lineno"> 370</span> };</div><div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div><div class="line"><a name="l00372"></a><span class="lineno"> 372</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_additive_cipher_template.html">AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, OFB_ModePolicy></a> >;</div><div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="comment"></span></div><div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="comment">/// \brief OFB block cipher mode of operation</span></div><div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00378"></a><span class="lineno"><a class="line" href="struct_o_f_b___mode.html"> 378</a></span> <span class="keyword">struct </span><a class="code" href="struct_o_f_b___mode.html">OFB_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00379"></a><span class="lineno"> 379</span> {</div><div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, OFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00382"></a><span class="lineno"> 382</span> };</div><div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <span class="comment"></span></div><div class="line"><a name="l00384"></a><span class="lineno"> 384</span> <span class="comment">/// \brief OFB mode, external cipher.</span></div><div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00387"></a><span class="lineno"><a class="line" href="struct_o_f_b___mode___external_cipher.html"> 387</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_o_f_b___mode___external_cipher.html">OFB_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00388"></a><span class="lineno"> 388</span> {</div><div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, OFB_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00391"></a><span class="lineno"> 391</span> };</div><div class="line"><a name="l00392"></a><span class="lineno"> 392</span> </div><div class="line"><a name="l00393"></a><span class="lineno"> 393</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_additive_cipher_template.html">AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, CTR_ModePolicy></a> >;</div><div class="line"><a name="l00394"></a><span class="lineno"> 394</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, CTR_ModePolicy></a> > > >;</div><div class="line"><a name="l00395"></a><span class="lineno"> 395</span> <span class="comment"></span></div><div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="comment">/// \brief CTR block cipher mode of operation</span></div><div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00399"></a><span class="lineno"> 399</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00400"></a><span class="lineno"><a class="line" href="struct_c_t_r___mode.html"> 400</a></span> <span class="keyword">struct </span><a class="code" href="struct_c_t_r___mode.html">CTR_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00401"></a><span class="lineno"> 401</span> {</div><div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ConcretePolicyHolder<Empty, AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, CTR_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00404"></a><span class="lineno"> 404</span> };</div><div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="comment"></span></div><div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="comment">/// \brief CTR mode, external cipher.</span></div><div class="line"><a name="l00407"></a><span class="lineno"> 407</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00409"></a><span class="lineno"><a class="line" href="struct_c_t_r___mode___external_cipher.html"> 409</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_c_t_r___mode___external_cipher.html">CTR_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00410"></a><span class="lineno"> 410</span> {</div><div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ConcretePolicyHolder<Empty, AdditiveCipherTemplate<AbstractPolicyHolder<AdditiveCipherAbstractPolicy, CTR_ModePolicy></a> > > > <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00413"></a><span class="lineno"> 413</span> };</div><div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment"></span></div><div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment">/// \brief ECB block cipher mode of operation</span></div><div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00419"></a><span class="lineno"><a class="line" href="struct_e_c_b___mode.html"> 419</a></span> <span class="keyword">struct </span><a class="code" href="struct_e_c_b___mode.html">ECB_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00420"></a><span class="lineno"> 420</span> {</div><div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, ECB_OneWay></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Decryption, ECB_OneWay></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00423"></a><span class="lineno"> 423</span> };</div><div class="line"><a name="l00424"></a><span class="lineno"> 424</span> </div><div class="line"><a name="l00425"></a><span class="lineno"> 425</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ECB_OneWay></a>;</div><div class="line"><a name="l00426"></a><span class="lineno"> 426</span> <span class="comment"></span></div><div class="line"><a name="l00427"></a><span class="lineno"> 427</span> <span class="comment">/// \brief ECB mode, external cipher.</span></div><div class="line"><a name="l00428"></a><span class="lineno"> 428</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00430"></a><span class="lineno"><a class="line" href="struct_e_c_b___mode___external_cipher.html"> 430</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_e_c_b___mode___external_cipher.html">ECB_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00431"></a><span class="lineno"> 431</span> {</div><div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<ECB_OneWay></a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00434"></a><span class="lineno"> 434</span> };</div><div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="comment"></span></div><div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment">/// \brief CBC block cipher mode of operation</span></div><div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00440"></a><span class="lineno"><a class="line" href="struct_c_b_c___mode.html"> 440</a></span> <span class="keyword">struct </span><a class="code" href="struct_c_b_c___mode.html">CBC_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00441"></a><span class="lineno"> 441</span> {</div><div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, CBC_Encryption></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Decryption, CBC_Decryption></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00444"></a><span class="lineno"> 444</span> };</div><div class="line"><a name="l00445"></a><span class="lineno"> 445</span> </div><div class="line"><a name="l00446"></a><span class="lineno"> 446</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_Encryption></a>;</div><div class="line"><a name="l00447"></a><span class="lineno"> 447</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_Decryption></a>;</div><div class="line"><a name="l00448"></a><span class="lineno"> 448</span> <span class="comment"></span></div><div class="line"><a name="l00449"></a><span class="lineno"> 449</span> <span class="comment">/// \brief CBC mode, external cipher</span></div><div class="line"><a name="l00450"></a><span class="lineno"> 450</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00451"></a><span class="lineno"> 451</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00452"></a><span class="lineno"><a class="line" href="struct_c_b_c___mode___external_cipher.html"> 452</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_c_b_c___mode___external_cipher.html">CBC_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00453"></a><span class="lineno"> 453</span> {</div><div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_Encryption></a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_Decryption></a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00456"></a><span class="lineno"> 456</span> };</div><div class="line"><a name="l00457"></a><span class="lineno"> 457</span> <span class="comment"></span></div><div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">/// \brief CBC-CTS block cipher mode of operation</span></div><div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="comment">/// \since Crypto++ 3.0</span></div><div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment"></span><span class="keyword">template</span> <<span class="keyword">class</span> CIPHER></div><div class="line"><a name="l00463"></a><span class="lineno"><a class="line" href="struct_c_b_c___c_t_s___mode.html"> 463</a></span> <span class="keyword">struct </span><a class="code" href="struct_c_b_c___c_t_s___mode.html">CBC_CTS_Mode</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00464"></a><span class="lineno"> 464</span> {</div><div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Encryption, CBC_CTS_Encryption></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Encryption</a>;</div><div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder<typename CIPHER::Decryption, CBC_CTS_Decryption></a> <a class="code" href="class_cipher_mode_final_template___cipher_holder.html">Decryption</a>;</div><div class="line"><a name="l00467"></a><span class="lineno"> 467</span> };</div><div class="line"><a name="l00468"></a><span class="lineno"> 468</span> </div><div class="line"><a name="l00469"></a><span class="lineno"> 469</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Encryption></a>;</div><div class="line"><a name="l00470"></a><span class="lineno"> 470</span> CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Decryption></a>;</div><div class="line"><a name="l00471"></a><span class="lineno"> 471</span> <span class="comment"></span></div><div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="comment">/// \brief CBC mode with ciphertext stealing, external cipher</span></div><div class="line"><a name="l00473"></a><span class="lineno"> 473</span> <span class="comment">/// \sa <A HREF="http://www.cryptopp.com/wiki/Modes_of_Operation">Modes of Operation</A></span></div><div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment">/// on the Crypto++ wiki.</span></div><div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment">/// \since Crypto++ 3.0</span></div><div class="line"><a name="l00476"></a><span class="lineno"><a class="line" href="struct_c_b_c___c_t_s___mode___external_cipher.html"> 476</a></span> <span class="comment"></span><span class="keyword">struct </span><a class="code" href="struct_c_b_c___c_t_s___mode___external_cipher.html">CBC_CTS_Mode_ExternalCipher</a> : <span class="keyword">public</span> <a class="code" href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="line"><a name="l00477"></a><span class="lineno"> 477</span> {</div><div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Encryption></a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Encryption</a>;</div><div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keyword">typedef</span> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher<CBC_CTS_Decryption></a> <a class="code" href="class_cipher_mode_final_template___external_cipher.html">Decryption</a>;</div><div class="line"><a name="l00480"></a><span class="lineno"> 480</span> };</div><div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div><div class="line"><a name="l00482"></a><span class="lineno"> 482</span> NAMESPACE_END</div><div class="line"><a name="l00483"></a><span class="lineno"> 483</span> </div><div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="comment">// Issue 340</span></div><div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="preprocessor">#if CRYPTOPP_MSC_VERSION</span></div><div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="preprocessor"># pragma warning(pop)</span></div><div class="line"><a name="l00487"></a><span class="lineno"> 487</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00488"></a><span class="lineno"> 488</span> </div><div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="preprocessor">#if CRYPTOPP_GCC_DIAGNOSTIC_AVAILABLE</span></div><div class="line"><a name="l00490"></a><span class="lineno"> 490</span> <span class="preprocessor"># pragma GCC diagnostic pop</span></div><div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00492"></a><span class="lineno"> 492</span> </div><div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="class_const_byte_array_parameter_html"><div class="ttname"><a href="class_const_byte_array_parameter.html">ConstByteArrayParameter</a></div><div class="ttdoc">Used to pass byte array input as part of a NameValuePairs object.</div><div class="ttdef"><b>Definition:</b> <a href="algparam_8h_source.html#l00020">algparam.h:20</a></div></div>
<div class="ttc" id="class_cipher_mode_final_template___external_cipher_html"><div class="ttname"><a href="class_cipher_mode_final_template___external_cipher.html">CipherModeFinalTemplate_ExternalCipher</a></div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00315">modes.h:315</a></div></div>
<div class="ttc" id="class_name_value_pairs_html_a7ddb654b7afcd1a04422a7b4b01366d9"><div class="ttname"><a href="class_name_value_pairs.html#a7ddb654b7afcd1a04422a7b4b01366d9">NameValuePairs::GetIntValueWithDefault</a></div><div class="ttdeci">int GetIntValueWithDefault(const char *name, int defaultValue) const</div><div class="ttdoc">Get a named value with type int, with default.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00392">cryptlib.h:392</a></div></div>
<div class="ttc" id="argnames_8h_html"><div class="ttname"><a href="argnames_8h.html">argnames.h</a></div><div class="ttdoc">Standard names for retrieving values by name when working with NameValuePairs.</div></div>
<div class="ttc" id="class_invalid_argument_html"><div class="ttname"><a href="class_invalid_argument.html">InvalidArgument</a></div><div class="ttdoc">An invalid argument was detected.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00199">cryptlib.h:199</a></div></div>
<div class="ttc" id="namespace_name_html_a62c578a9a83ca83029cd1ce38431989d"><div class="ttname"><a href="namespace_name.html#a62c578a9a83ca83029cd1ce38431989d">Name::FeedbackSize</a></div><div class="ttdeci">const char * FeedbackSize()</div><div class="ttdoc">int</div><div class="ttdef"><b>Definition:</b> <a href="argnames_8h_source.html#l00025">argnames.h:25</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html_af56879c9784d5f70120f46fb60941b9f"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#af56879c9784d5f70120f46fb60941b9f">BlockOrientedCipherModeBase::Resynchronize</a></div><div class="ttdeci">void Resynchronize(const byte *iv, int length=-1)</div><div class="ttdoc">Resynchronize with an IV.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00199">modes.h:199</a></div></div>
<div class="ttc" id="algparam_8h_html"><div class="ttname"><a href="algparam_8h.html">algparam.h</a></div><div class="ttdoc">Classes for working with NameValuePairs.</div></div>
<div class="ttc" id="class_stream_transformation_html_a26feabde21bc4d1783195969733e3bb0"><div class="ttname"><a href="class_stream_transformation.html#a26feabde21bc4d1783195969733e3bb0">StreamTransformation::ProcessData</a></div><div class="ttdeci">virtual void ProcessData(byte *outString, const byte *inString, size_t length)=0</div><div class="ttdoc">Encrypt or decrypt an array of bytes.</div></div>
<div class="ttc" id="misc_8h_html"><div class="ttname"><a href="misc_8h.html">misc.h</a></div><div class="ttdoc">Utility functions for the Crypto++ library.</div></div>
<div class="ttc" id="class_simple_keying_interface_html_adf3c29b3ef3af74788a58c7c49887fd7"><div class="ttname"><a href="class_simple_keying_interface.html#adf3c29b3ef3af74788a58c7c49887fd7">SimpleKeyingInterface::SetKey</a></div><div class="ttdeci">virtual void SetKey(const byte *key, size_t length, const NameValuePairs &params=g_nullNameValuePairs)</div><div class="ttdoc">Sets or reset the key of this object.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8cpp_source.html#l00064">cryptlib.cpp:64</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_a0d81c8b9da00b08f0696603e4992c57a"><div class="ttname"><a href="class_cipher_mode_base.html#a0d81c8b9da00b08f0696603e4992c57a">CipherModeBase::GetValidKeyLength</a></div><div class="ttdeci">size_t GetValidKeyLength(size_t n) const</div><div class="ttdoc">Returns a valid key length for the algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00056">modes.h:56</a></div></div>
<div class="ttc" id="struct_c_f_b___f_i_p_s___mode___external_cipher_html"><div class="ttname"><a href="struct_c_f_b___f_i_p_s___mode___external_cipher.html">CFB_FIPS_Mode_ExternalCipher</a></div><div class="ttdoc">CFB mode, external cipher, providing FIPS validated cryptography.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00366">modes.h:366</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html_a3f08ba1e5fe34ab0cd379a54da828938"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#a3f08ba1e5fe34ab0cd379a54da828938">BlockOrientedCipherModeBase::IsForwardTransformation</a></div><div class="ttdeci">bool IsForwardTransformation() const</div><div class="ttdoc">Determines if the cipher is being operated in its forward direction.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00198">modes.h:198</a></div></div>
<div class="ttc" id="class_name_value_pairs_html_a4daf1ef67b547c6be96188a43e5ec05e"><div class="ttname"><a href="class_name_value_pairs.html#a4daf1ef67b547c6be96188a43e5ec05e">NameValuePairs::GetValueWithDefault</a></div><div class="ttdeci">T GetValueWithDefault(const char *name, T defaultValue) const</div><div class="ttdoc">Get a named value.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00360">cryptlib.h:360</a></div></div>
<div class="ttc" id="class_c_t_r___mode_policy_html_aa35bece1189c9827e9a1ae577bedf8a8"><div class="ttname"><a href="class_c_t_r___mode_policy.html#aa35bece1189c9827e9a1ae577bedf8a8">CTR_ModePolicy::IVRequirement</a></div><div class="ttdeci">IV_Requirement IVRequirement() const</div><div class="ttdoc">Minimal requirement for secure IVs.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00172">modes.h:172</a></div></div>
<div class="ttc" id="class_stream_transformation_html_af48589443f77f4ed9ff185f9c1a26cbf"><div class="ttname"><a href="class_stream_transformation.html#af48589443f77f4ed9ff185f9c1a26cbf">StreamTransformation::ProcessLastBlock</a></div><div class="ttdeci">virtual size_t ProcessLastBlock(byte *outString, size_t outLength, const byte *inString, size_t inLength)</div><div class="ttdoc">Encrypt or decrypt the last block of data.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8cpp_source.html#l00223">cryptlib.cpp:223</a></div></div>
<div class="ttc" id="cryptlib_8h_html_a353ccabf5ddc119a6a33e92f7b9961c7"><div class="ttname"><a href="cryptlib_8h.html#a353ccabf5ddc119a6a33e92f7b9961c7">CipherDir</a></div><div class="ttdeci">CipherDir</div><div class="ttdoc">Specifies a direction for a cipher to operate.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00120">cryptlib.h:120</a></div></div>
<div class="ttc" id="cryptlib_8h_html"><div class="ttname"><a href="cryptlib_8h.html">cryptlib.h</a></div><div class="ttdoc">Abstract base classes that provide a uniform interface to this library.</div></div>
<div class="ttc" id="misc_8h_html_a5f6fcbaaf6f72fe46a6d911b033dfea0"><div class="ttname"><a href="misc_8h.html#a5f6fcbaaf6f72fe46a6d911b033dfea0">memcpy_s</a></div><div class="ttdeci">void memcpy_s(void *dest, size_t sizeInBytes, const void *src, size_t count)</div><div class="ttdoc">Bounds checking replacement for memcpy()</div><div class="ttdef"><b>Definition:</b> <a href="misc_8h_source.html#l00383">misc.h:383</a></div></div>
<div class="ttc" id="class_c_f_b___cipher_template_html"><div class="ttname"><a href="class_c_f_b___cipher_template.html">CFB_CipherTemplate</a></div><div class="ttdoc">Base class for feedback based stream ciphers with SymmetricCipher interface.</div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00480">strciphr.h:480</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a88201c180fbfaa9fef2715252546ad6eac1d24de3dedd05c28516f452d3ace417"><div class="ttname"><a href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6eac1d24de3dedd05c28516f452d3ace417">SimpleKeyingInterface::NOT_RESYNCHRONIZABLE</a></div><div class="ttdoc">The object does not use an IV.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00682">cryptlib.h:682</a></div></div>
<div class="ttc" id="strciphr_8h_html_ab4a226527d2bd01ff19bfa14d0974227a6ab40a8f816d015407f61839c60b9a4e"><div class="ttname"><a href="strciphr_8h.html#ab4a226527d2bd01ff19bfa14d0974227a6ab40a8f816d015407f61839c60b9a4e">WRITE_KEYSTREAM</a></div><div class="ttdoc">Wirte the keystream to the output buffer, input is NULL.</div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00090">strciphr.h:90</a></div></div>
<div class="ttc" id="class_sec_byte_block_html"><div class="ttname"><a href="class_sec_byte_block.html">SecByteBlock</a></div><div class="ttdoc">SecBlock<byte> typedef.</div><div class="ttdef"><b>Definition:</b> <a href="secblock_8h_source.html#l00822">secblock.h:822</a></div></div>
<div class="ttc" id="struct_c_b_c___c_t_s___mode_html"><div class="ttname"><a href="struct_c_b_c___c_t_s___mode.html">CBC_CTS_Mode</a></div><div class="ttdoc">CBC-CTS block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00463">modes.h:463</a></div></div>
<div class="ttc" id="class_c_t_r___mode_policy_html_a9014be8edb48664ff1aa0984478c52b6"><div class="ttname"><a href="class_c_t_r___mode_policy.html#a9014be8edb48664ff1aa0984478c52b6">CTR_ModePolicy::CipherIsRandomAccess</a></div><div class="ttdeci">bool CipherIsRandomAccess() const</div><div class="ttdoc">Flag indicating random access.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00171">modes.h:171</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_aca95bcde5d8f5be6f45c216c1d7b21f6"><div class="ttname"><a href="class_cipher_mode_base.html#aca95bcde5d8f5be6f45c216c1d7b21f6">CipherModeBase::MinKeyLength</a></div><div class="ttdeci">size_t MinKeyLength() const</div><div class="ttdoc">Returns smallest valid key length.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00053">modes.h:53</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_a47431eef8c1e41afd62b99a9e9202b58"><div class="ttname"><a href="class_cipher_mode_base.html#a47431eef8c1e41afd62b99a9e9202b58">CipherModeBase::IsValidKeyLength</a></div><div class="ttdeci">bool IsValidKeyLength(size_t n) const</div><div class="ttdoc">Returns whether keylength is a valid key length.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00057">modes.h:57</a></div></div>
<div class="ttc" id="struct_c_t_r___mode_html"><div class="ttname"><a href="struct_c_t_r___mode.html">CTR_Mode</a></div><div class="ttdoc">CTR block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00400">modes.h:400</a></div></div>
<div class="ttc" id="class_e_c_b___one_way_html_a697d02a4fbec48b4accec6ce4226e083"><div class="ttname"><a href="class_e_c_b___one_way.html#a697d02a4fbec48b4accec6ce4226e083">ECB_OneWay::OptimalBlockSize</a></div><div class="ttdeci">unsigned int OptimalBlockSize() const</div><div class="ttdoc">Provides the input block size most efficient for this cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00217">modes.h:217</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="namespace_name_html_aa102d92107376dd3fafe1788b2c42b13"><div class="ttname"><a href="namespace_name.html#aa102d92107376dd3fafe1788b2c42b13">Name::StolenIV</a></div><div class="ttdeci">const char * StolenIV()</div><div class="ttdoc">byte *</div><div class="ttdef"><b>Definition:</b> <a href="argnames_8h_source.html#l00022">argnames.h:22</a></div></div>
<div class="ttc" id="class_o_f_b___mode_policy_html"><div class="ttname"><a href="class_o_f_b___mode_policy.html">OFB_ModePolicy</a></div><div class="ttdoc">OFB block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00149">modes.h:149</a></div></div>
<div class="ttc" id="class_c_b_c___c_t_s___decryption_html"><div class="ttname"><a href="class_c_b_c___c_t_s___decryption.html">CBC_CTS_Decryption</a></div><div class="ttdoc">CBC-CTS block cipher mode of operation decryption operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00275">modes.h:275</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_a8e801b0482663c7feae7db35e31d2508"><div class="ttname"><a href="class_cipher_mode_base.html#a8e801b0482663c7feae7db35e31d2508">CipherModeBase::MaxKeyLength</a></div><div class="ttdeci">size_t MaxKeyLength() const</div><div class="ttdoc">Returns largest valid key length.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00054">modes.h:54</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="struct_e_c_b___mode_html"><div class="ttname"><a href="struct_e_c_b___mode.html">ECB_Mode</a></div><div class="ttdoc">ECB block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00419">modes.h:419</a></div></div>
<div class="ttc" id="class_c_f_b___decryption_template_html"><div class="ttname"><a href="class_c_f_b___decryption_template.html">CFB_DecryptionTemplate</a></div><div class="ttdoc">Base class for feedback based stream ciphers in the reverse direction with SymmetricCipher interface.</div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00551">strciphr.h:551</a></div></div>
<div class="ttc" id="class_object_holder_html"><div class="ttname"><a href="class_object_holder.html">ObjectHolder</a></div><div class="ttdoc">Uses encapsulation to hide an object in derived classes.</div><div class="ttdef"><b>Definition:</b> <a href="misc_8h_source.html#l00217">misc.h:217</a></div></div>
<div class="ttc" id="class_c_b_c___c_t_s___encryption_html"><div class="ttname"><a href="class_c_b_c___c_t_s___encryption.html">CBC_CTS_Encryption</a></div><div class="ttdoc">CBC-CTS block cipher mode of operation encryption operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00241">modes.h:241</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a867b535e5c4a11704d0645272e8b03f9"><div class="ttname"><a href="class_simple_keying_interface.html#a867b535e5c4a11704d0645272e8b03f9">SimpleKeyingInterface::IVRequirement</a></div><div class="ttdeci">virtual IV_Requirement IVRequirement() const =0</div><div class="ttdoc">Minimal requirement for secure IVs.</div></div>
<div class="ttc" id="algparam_8h_html_aa13eee74de98cf8aaa7e83f4fae7f28b"><div class="ttname"><a href="algparam_8h.html#aa13eee74de98cf8aaa7e83f4fae7f28b">MakeParameters</a></div><div class="ttdeci">AlgorithmParameters MakeParameters(const char *name, const T &value, bool throwIfNotUsed=true)</div><div class="ttdoc">Create an object that implements NameValuePairs.</div><div class="ttdef"><b>Definition:</b> <a href="algparam_8h_source.html#l00502">algparam.h:502</a></div></div>
<div class="ttc" id="class_cipher_mode_final_template___cipher_holder_html"><div class="ttname"><a href="class_cipher_mode_final_template___cipher_holder.html">CipherModeFinalTemplate_CipherHolder</a></div><div class="ttdoc">Block cipher mode of operation aggregate.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00284">modes.h:284</a></div></div>
<div class="ttc" id="struct_c_f_b___mode___external_cipher_html"><div class="ttname"><a href="struct_c_f_b___mode___external_cipher.html">CFB_Mode_ExternalCipher</a></div><div class="ttdoc">CFB mode, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00345">modes.h:345</a></div></div>
<div class="ttc" id="class_c_b_c___mode_base_html"><div class="ttname"><a href="class_c_b_c___mode_base.html">CBC_ModeBase</a></div><div class="ttdoc">CBC block cipher mode of operation default implementation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00222">modes.h:222</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html_a503746952c074403bf2d72374f3d6672"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#a503746952c074403bf2d72374f3d6672">BlockOrientedCipherModeBase::IsSelfInverting</a></div><div class="ttdeci">bool IsSelfInverting() const</div><div class="ttdoc">Determines whether the cipher is self-inverting.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00197">modes.h:197</a></div></div>
<div class="ttc" id="class_c_b_c___c_t_s___decryption_html_af00303e9a4d770c22b5f5a7553f51c3f"><div class="ttname"><a href="class_c_b_c___c_t_s___decryption.html#af00303e9a4d770c22b5f5a7553f51c3f">CBC_CTS_Decryption::MinLastBlockSize</a></div><div class="ttdeci">unsigned int MinLastBlockSize() const</div><div class="ttdoc">Provides the size of the last block.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00278">modes.h:278</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_ae576137a46ca56005e82f1505cf3cccc"><div class="ttname"><a href="class_simple_keying_interface.html#ae576137a46ca56005e82f1505cf3cccc">SimpleKeyingInterface::Resynchronize</a></div><div class="ttdeci">virtual void Resynchronize(const byte *iv, int ivLength=-1)</div><div class="ttdoc">Resynchronize with an IV.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00736">cryptlib.h:736</a></div></div>
<div class="ttc" id="class_e_c_b___one_way_html_aea389c964114b73390dd81d836124461"><div class="ttname"><a href="class_e_c_b___one_way.html#aea389c964114b73390dd81d836124461">ECB_OneWay::SetKey</a></div><div class="ttdeci">void SetKey(const byte *key, size_t length, const NameValuePairs &params=g_nullNameValuePairs)</div><div class="ttdoc">Sets or reset the key of this object.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00214">modes.h:214</a></div></div>
<div class="ttc" id="struct_cipher_mode_documentation_html"><div class="ttname"><a href="struct_cipher_mode_documentation.html">CipherModeDocumentation</a></div><div class="ttdoc">Block cipher mode of operation information.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00044">modes.h:44</a></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="class_block_oriented_cipher_mode_base_html_ade6a00d82e063bcee5d1db3cd294751c"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#ade6a00d82e063bcee5d1db3cd294751c">BlockOrientedCipherModeBase::MandatoryBlockSize</a></div><div class="ttdeci">unsigned int MandatoryBlockSize() const</div><div class="ttdoc">Provides the mandatory block size of the cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00195">modes.h:195</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html">BlockOrientedCipherModeBase</a></div><div class="ttdoc">Block cipher mode of operation default implementation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00190">modes.h:190</a></div></div>
<div class="ttc" id="struct_e_c_b___mode___external_cipher_html"><div class="ttname"><a href="struct_e_c_b___mode___external_cipher.html">ECB_Mode_ExternalCipher</a></div><div class="ttdoc">ECB mode, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00430">modes.h:430</a></div></div>
<div class="ttc" id="class_c_b_c___c_t_s___encryption_html_a6f5fb8fb6c49bcaa75c923c38bd0ccbd"><div class="ttname"><a href="class_c_b_c___c_t_s___encryption.html#a6f5fb8fb6c49bcaa75c923c38bd0ccbd">CBC_CTS_Encryption::MinLastBlockSize</a></div><div class="ttdeci">unsigned int MinLastBlockSize() const</div><div class="ttdoc">Provides the size of the last block.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00247">modes.h:247</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_a9b16d528a9a2657a7efbd85e45a80571"><div class="ttname"><a href="class_cipher_mode_base.html#a9b16d528a9a2657a7efbd85e45a80571">CipherModeBase::DefaultKeyLength</a></div><div class="ttdeci">size_t DefaultKeyLength() const</div><div class="ttdoc">Returns default key length.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00055">modes.h:55</a></div></div>
<div class="ttc" id="class_aligned_sec_byte_block_html"><div class="ttname"><a href="class_aligned_sec_byte_block.html">AlignedSecByteBlock</a></div><div class="ttdoc">SecBlock using AllocatorWithCleanup<byte, true> typedef.</div><div class="ttdef"><b>Definition:</b> <a href="secblock_8h_source.html#l00826">secblock.h:826</a></div></div>
<div class="ttc" id="class_c_f_b___encryption_template_html"><div class="ttname"><a href="class_c_f_b___encryption_template.html">CFB_EncryptionTemplate</a></div><div class="ttdoc">Base class for feedback based stream ciphers in the forward direction with SymmetricCipher interface.</div><div class="ttdef"><b>Definition:</b> <a href="strciphr_8h_source.html#l00542">strciphr.h:542</a></div></div>
<div class="ttc" id="struct_o_f_b___mode_html"><div class="ttname"><a href="struct_o_f_b___mode.html">OFB_Mode</a></div><div class="ttdoc">OFB block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00378">modes.h:378</a></div></div>
<div class="ttc" id="struct_c_b_c___mode___external_cipher_html"><div class="ttname"><a href="struct_c_b_c___mode___external_cipher.html">CBC_Mode_ExternalCipher</a></div><div class="ttdoc">CBC mode, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00452">modes.h:452</a></div></div>
<div class="ttc" id="trap_8h_html_adf3b392588bc94cbeae9f415a78c7b95"><div class="ttname"><a href="trap_8h.html#adf3b392588bc94cbeae9f415a78c7b95">CRYPTOPP_ASSERT</a></div><div class="ttdeci">#define CRYPTOPP_ASSERT(exp)</div><div class="ttdoc">Debugging and diagnostic assertion.</div><div class="ttdef"><b>Definition:</b> <a href="trap_8h_source.html#l00060">trap.h:60</a></div></div>
<div class="ttc" id="namespace_name_html_aa93e40d0259a59959d270e6c82a9f1eb"><div class="ttname"><a href="namespace_name.html#aa93e40d0259a59959d270e6c82a9f1eb">Name::BlockSize</a></div><div class="ttdeci">const char * BlockSize()</div><div class="ttdoc">int, in bytes</div><div class="ttdef"><b>Definition:</b> <a href="argnames_8h_source.html#l00027">argnames.h:27</a></div></div>
<div class="ttc" id="struct_c_f_b___mode_html"><div class="ttname"><a href="struct_c_f_b___mode.html">CFB_Mode</a></div><div class="ttdoc">CFB block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00336">modes.h:336</a></div></div>
<div class="ttc" id="class_c_t_r___mode_policy_html"><div class="ttname"><a href="class_c_t_r___mode_policy.html">CTR_ModePolicy</a></div><div class="ttdoc">CTR block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00165">modes.h:165</a></div></div>
<div class="ttc" id="struct_o_f_b___mode___external_cipher_html"><div class="ttname"><a href="struct_o_f_b___mode___external_cipher.html">OFB_Mode_ExternalCipher</a></div><div class="ttdoc">OFB mode, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00387">modes.h:387</a></div></div>
<div class="ttc" id="namespace_name_html_a9b6839240a8bdf1f5bcbebf1866f4733"><div class="ttname"><a href="namespace_name.html#a9b6839240a8bdf1f5bcbebf1866f4733">Name::IV</a></div><div class="ttdeci">const char * IV()</div><div class="ttdoc">ConstByteArrayParameter, also accepts const byte * for backwards compatibility.</div><div class="ttdef"><b>Definition:</b> <a href="argnames_8h_source.html#l00021">argnames.h:21</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="class_cipher_mode_base_html_ac534eff2d4e72b61cc848af0f94805de"><div class="ttname"><a href="class_cipher_mode_base.html#ac534eff2d4e72b61cc848af0f94805de">CipherModeBase::OptimalDataAlignment</a></div><div class="ttdeci">unsigned int OptimalDataAlignment() const</div><div class="ttdoc">Provides input and output data alignment for optimal performance.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00059">modes.h:59</a></div></div>
<div class="ttc" id="class_c_f_b___mode_policy_html_acf2976914f792c5d4b092cf47985d285"><div class="ttname"><a href="class_c_f_b___mode_policy.html#acf2976914f792c5d4b092cf47985d285">CFB_ModePolicy::IVRequirement</a></div><div class="ttdeci">IV_Requirement IVRequirement() const</div><div class="ttdoc">Minimal requirement for secure IVs.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00121">modes.h:121</a></div></div>
<div class="ttc" id="cryptlib_8h_html_a04be65ada92ccb1e6aac0d94b4cc394b"><div class="ttname"><a href="cryptlib_8h.html#a04be65ada92ccb1e6aac0d94b4cc394b">g_nullNameValuePairs</a></div><div class="ttdeci">const NameValuePairs g_nullNameValuePairs</div><div class="ttdoc">An empty set of name-value pairs.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00494">cryptlib.h:494</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a88201c180fbfaa9fef2715252546ad6e"><div class="ttname"><a href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6e">SimpleKeyingInterface::IV_Requirement</a></div><div class="ttdeci">IV_Requirement</div><div class="ttdoc">Secure IVs requirements as enumerated values.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00672">cryptlib.h:672</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html"><div class="ttname"><a href="class_cipher_mode_base.html">CipherModeBase</a></div><div class="ttdoc">Block cipher mode of operation information.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00049">modes.h:49</a></div></div>
<div class="ttc" id="class_c_b_c___decryption_html"><div class="ttname"><a href="class_c_b_c___decryption.html">CBC_Decryption</a></div><div class="ttdoc">CBC block cipher mode of operation decryption operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00261">modes.h:261</a></div></div>
<div class="ttc" id="struct_c_t_r___mode___external_cipher_html"><div class="ttname"><a href="struct_c_t_r___mode___external_cipher.html">CTR_Mode_ExternalCipher</a></div><div class="ttdoc">CTR mode, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00409">modes.h:409</a></div></div>
<div class="ttc" id="class_c_b_c___mode_base_html_a43530a8977b63abdf11d35f971b29f30"><div class="ttname"><a href="class_c_b_c___mode_base.html#a43530a8977b63abdf11d35f971b29f30">CBC_ModeBase::MinLastBlockSize</a></div><div class="ttdeci">unsigned int MinLastBlockSize() const</div><div class="ttdoc">Provides the size of the last block.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00229">modes.h:229</a></div></div>
<div class="ttc" id="class_c_b_c___encryption_html"><div class="ttname"><a href="class_c_b_c___encryption.html">CBC_Encryption</a></div><div class="ttdoc">CBC block cipher mode of operation encryption operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00233">modes.h:233</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html_a1d095f1ee08abb9f03f0ed16a32c6b04"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#a1d095f1ee08abb9f03f0ed16a32c6b04">BlockOrientedCipherModeBase::UncheckedSetKey</a></div><div class="ttdeci">void UncheckedSetKey(const byte *key, unsigned int length, const NameValuePairs &params)</div><div class="ttdoc">Sets the key for this object without performing parameter validation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8cpp_source.html#l00151">modes.cpp:151</a></div></div>
<div class="ttc" id="class_mode_policy_common_template_html"><div class="ttname"><a href="class_mode_policy_common_template.html">ModePolicyCommonTemplate</a></div><div class="ttdoc">Block cipher mode of operation common operations.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00099">modes.h:99</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_e_c_b___one_way_html_aebf9c2099287d5545af4501d650a15c5"><div class="ttname"><a href="class_e_c_b___one_way.html#aebf9c2099287d5545af4501d650a15c5">ECB_OneWay::IVRequirement</a></div><div class="ttdeci">IV_Requirement IVRequirement() const</div><div class="ttdoc">Minimal requirement for secure IVs.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00216">modes.h:216</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a88201c180fbfaa9fef2715252546ad6eaceff3ad4b12bcb6d7b61a5bd543a815c"><div class="ttname"><a href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6eaceff3ad4b12bcb6d7b61a5bd543a815c">SimpleKeyingInterface::UNPREDICTABLE_RANDOM_IV</a></div><div class="ttdoc">The IV must be random and unpredictable.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00678">cryptlib.h:678</a></div></div>
<div class="ttc" id="class_cipher_mode_base_html_a07313a860fd63d27f9b7aeeb8c2b36c2"><div class="ttname"><a href="class_cipher_mode_base.html#a07313a860fd63d27f9b7aeeb8c2b36c2">CipherModeBase::IVSize</a></div><div class="ttdeci">unsigned int IVSize() const</div><div class="ttdoc">Returns length of the IV accepted by this object.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00061">modes.h:61</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a71039112353cc70e9859ebd95037cc1a"><div class="ttname"><a href="class_simple_keying_interface.html#a71039112353cc70e9859ebd95037cc1a">SimpleKeyingInterface::IsResynchronizable</a></div><div class="ttdeci">bool IsResynchronizable() const</div><div class="ttdoc">Determines if the object can be resynchronized.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00693">cryptlib.h:693</a></div></div>
<div class="ttc" id="class_o_f_b___mode_policy_html_aea518f764b886278aca868fe987ede35"><div class="ttname"><a href="class_o_f_b___mode_policy.html#aea518f764b886278aca868fe987ede35">OFB_ModePolicy::CipherIsRandomAccess</a></div><div class="ttdeci">bool CipherIsRandomAccess() const</div><div class="ttdoc">Flag indicating random access.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00154">modes.h:154</a></div></div>
<div class="ttc" id="class_c_f_b___mode_policy_html"><div class="ttname"><a href="class_c_f_b___mode_policy.html">CFB_ModePolicy</a></div><div class="ttdoc">CFB block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00115">modes.h:115</a></div></div>
<div class="ttc" id="class_c_b_c___mode_base_html_a3e792aeeb087bde5258a676c3b157acf"><div class="ttname"><a href="class_c_b_c___mode_base.html#a3e792aeeb087bde5258a676c3b157acf">CBC_ModeBase::IVRequirement</a></div><div class="ttdeci">IV_Requirement IVRequirement() const</div><div class="ttdoc">Minimal requirement for secure IVs.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00227">modes.h:227</a></div></div>
<div class="ttc" id="class_o_f_b___mode_policy_html_af8594eed79fc66094f525df05f5eba74"><div class="ttname"><a href="class_o_f_b___mode_policy.html#af8594eed79fc66094f525df05f5eba74">OFB_ModePolicy::IVRequirement</a></div><div class="ttdeci">IV_Requirement IVRequirement() const</div><div class="ttdoc">Minimal requirement for secure IVs.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00155">modes.h:155</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="struct_c_f_b___f_i_p_s___mode_html"><div class="ttname"><a href="struct_c_f_b___f_i_p_s___mode.html">CFB_FIPS_Mode</a></div><div class="ttdoc">CFB block cipher mode of operation providing FIPS validated cryptography.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00356">modes.h:356</a></div></div>
<div class="ttc" id="class_e_c_b___one_way_html"><div class="ttname"><a href="class_e_c_b___one_way.html">ECB_OneWay</a></div><div class="ttdoc">ECB block cipher mode of operation default implementation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00209">modes.h:209</a></div></div>
<div class="ttc" id="class_simple_keying_interface_html_a88201c180fbfaa9fef2715252546ad6ea1cc32e69fe4f385e54d9d482a2ab5a56"><div class="ttname"><a href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6ea1cc32e69fe4f385e54d9d482a2ab5a56">SimpleKeyingInterface::UNIQUE_IV</a></div><div class="ttdoc">The IV must be unique.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00674">cryptlib.h:674</a></div></div>
<div class="ttc" id="class_block_oriented_cipher_mode_base_html_a7721eef9f8c5c0c4ca16048c41feed8f"><div class="ttname"><a href="class_block_oriented_cipher_mode_base.html#a7721eef9f8c5c0c4ca16048c41feed8f">BlockOrientedCipherModeBase::IsRandomAccess</a></div><div class="ttdeci">bool IsRandomAccess() const</div><div class="ttdoc">Determines whether the cipher supports random access.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00196">modes.h:196</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>
<div class="ttc" id="class_simple_keying_interface_html_a88201c180fbfaa9fef2715252546ad6ea4520c4379ee3a1aed95a36e2235ba338"><div class="ttname"><a href="class_simple_keying_interface.html#a88201c180fbfaa9fef2715252546ad6ea4520c4379ee3a1aed95a36e2235ba338">SimpleKeyingInterface::RANDOM_IV</a></div><div class="ttdoc">The IV must be random and possibly predictable.</div><div class="ttdef"><b>Definition:</b> <a href="cryptlib_8h_source.html#l00676">cryptlib.h:676</a></div></div>
<div class="ttc" id="struct_c_b_c___mode_html"><div class="ttname"><a href="struct_c_b_c___mode.html">CBC_Mode</a></div><div class="ttdoc">CBC block cipher mode of operation.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00440">modes.h:440</a></div></div>
<div class="ttc" id="struct_c_b_c___c_t_s___mode___external_cipher_html"><div class="ttname"><a href="struct_c_b_c___c_t_s___mode___external_cipher.html">CBC_CTS_Mode_ExternalCipher</a></div><div class="ttdoc">CBC mode with ciphertext stealing, external cipher.</div><div class="ttdef"><b>Definition:</b> <a href="modes_8h_source.html#l00476">modes.h:476</a></div></div>
<div class="ttc" id="class_algorithm_impl_html"><div class="ttname"><a href="class_algorithm_impl.html">AlgorithmImpl</a></div><div class="ttdoc">Base class information.</div><div class="ttdef"><b>Definition:</b> <a href="simple_8h_source.html#l00036">simple.h:36</a></div></div>
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