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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"><title>Crypto++: mqv.h Source File</title><link href="doxygen.css" rel="stylesheet" type="text/css"><link href="tabs.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.5.2 --><div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="namespaces.html"><span>Namespaces</span></a></li> <li><a href="classes.html"><span>Classes</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> </ul></div><div class="tabs"> <ul> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>File Members</span></a></li> </ul></div><h1>mqv.h</h1><a href="mqv_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef CRYPTOPP_MQV_H</span><a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_MQV_H</span><a name="l00003"></a>00003 <span class="preprocessor"></span><span class="comment"></span><a name="l00004"></a>00004 <span class="comment">/** \file</span><a name="l00005"></a>00005 <span class="comment">*/</span><a name="l00006"></a>00006 <a name="l00007"></a>00007 <span class="preprocessor">#include "<a class="code" href="gfpcrypt_8h.html" title="Implementation of schemes based on DL over GF(p).">gfpcrypt.h</a>"</span><a name="l00008"></a>00008 <a name="l00009"></a>00009 NAMESPACE_BEGIN(CryptoPP)<a name="l00010"></a>00010 <a name="l00011"></a>00011 <span class="comment">//! _</span><a name="l00012"></a>00012 <span class="comment"></span>template <class GROUP_PARAMETERS, class COFACTOR_OPTION = CPP_TYPENAME GROUP_PARAMETERS::DefaultCofactorOption><a name="l00013"></a><a class="code" href="class_m_q_v___domain.html">00013</a> class <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a> : public <a class="code" href="class_authenticated_key_agreement_domain.html" title="interface for domains of authenticated key agreement protocols">AuthenticatedKeyAgreementDomain</a><a name="l00014"></a>00014 {<a name="l00015"></a>00015 <span class="keyword">public</span>:<a name="l00016"></a><a class="code" href="class_m_q_v___domain.html#4cff608458e5959a568d7436fdc3029f">00016</a> <span class="keyword">typedef</span> GROUP_PARAMETERS GroupParameters;<a name="l00017"></a><a class="code" href="class_m_q_v___domain.html#9f5dcde7c2ada9f94e2c67fd07389360">00017</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> GroupParameters::Element Element;<a name="l00018"></a><a class="code" href="class_m_q_v___domain.html#575a65a1e83cbf2981ba727f2a424fcc">00018</a> <span class="keyword">typedef</span> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain<GROUP_PARAMETERS, COFACTOR_OPTION></a> <a class="code" href="class_m_q_v___domain.html" title="_">Domain</a>;<a name="l00019"></a>00019 <a name="l00020"></a><a class="code" href="class_m_q_v___domain.html#e2b0485e16dceb4349f434d774830431">00020</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>() {}<a name="l00021"></a>00021 <a name="l00022"></a><a class="code" href="class_m_q_v___domain.html#89a6c2d98cc463ae0355c9c52d950b18">00022</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>(<span class="keyword">const</span> GroupParameters &params)<a name="l00023"></a>00023 : m_groupParameters(params) {}<a name="l00024"></a>00024 <a name="l00025"></a><a class="code" href="class_m_q_v___domain.html#2c64fc7b2e78e07654f4ec77176aa0dd">00025</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>(<a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &bt)<a name="l00026"></a>00026 {m_groupParameters.BERDecode(bt);}<a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="keyword">template</span> <<span class="keyword">class</span> T1, <span class="keyword">class</span> T2><a name="l00029"></a><a class="code" href="class_m_q_v___domain.html#13413bb88b2c027a189393a89d3dbcb2">00029</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>(T1 v1, T2 v2)<a name="l00030"></a>00030 {m_groupParameters.Initialize(v1, v2);}<a name="l00031"></a>00031 <a name="l00032"></a>00032 <span class="keyword">template</span> <<span class="keyword">class</span> T1, <span class="keyword">class</span> T2, <span class="keyword">class</span> T3><a name="l00033"></a><a class="code" href="class_m_q_v___domain.html#21ca678dae86d2418dda040ee67e60cf">00033</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>(T1 v1, T2 v2, T3 v3)<a name="l00034"></a>00034 {m_groupParameters.Initialize(v1, v2, v3);}<a name="l00035"></a>00035 <a name="l00036"></a>00036 <span class="keyword">template</span> <<span class="keyword">class</span> T1, <span class="keyword">class</span> T2, <span class="keyword">class</span> T3, <span class="keyword">class</span> T4><a name="l00037"></a><a class="code" href="class_m_q_v___domain.html#f07abe18b592b214e80883cb4065fa2e">00037</a> <a class="code" href="class_m_q_v___domain.html" title="_">MQV_Domain</a>(T1 v1, T2 v2, T3 v3, T4 v4)<a name="l00038"></a>00038 {m_groupParameters.Initialize(v1, v2, v3, v4);}<a name="l00039"></a>00039 <a name="l00040"></a><a class="code" href="class_m_q_v___domain.html#cba0479b43a31a97b7e0b38661acd50a">00040</a> <span class="keyword">const</span> GroupParameters & GetGroupParameters()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_groupParameters;}<a name="l00041"></a><a class="code" href="class_m_q_v___domain.html#a2af02b1905ff725e7f8fb379ac64940">00041</a> GroupParameters & AccessGroupParameters() {<span class="keywordflow">return</span> m_groupParameters;}<a name="l00042"></a>00042 <a name="l00043"></a><a class="code" href="class_m_q_v___domain.html#f4dda134c82bac3cd13bb1b468159cde">00043</a> <a class="code" href="class_crypto_parameters.html" title="interface for crypto prameters">CryptoParameters</a> & AccessCryptoParameters() {<span class="keywordflow">return</span> AccessAbstractGroupParameters();}<a name="l00044"></a>00044 <a name="l00045"></a><a class="code" href="class_m_q_v___domain.html#6558a699673c7de656379ef801e3bae1">00045</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AgreedValueLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> GetAbstractGroupParameters().GetEncodedElementSize(<span class="keyword">false</span>);}<a name="l00046"></a><a class="code" href="class_m_q_v___domain.html#95a8aed92bc010a5b048902bcc30da37">00046</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> StaticPrivateKeyLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> GetAbstractGroupParameters().GetSubgroupOrder().ByteCount();}<a name="l00047"></a><a class="code" href="class_m_q_v___domain.html#c2623ab1d98b3de87b35be50bc1e797f">00047</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> StaticPublicKeyLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> GetAbstractGroupParameters().GetEncodedElementSize(<span class="keyword">true</span>);}<a name="l00048"></a>00048 <a name="l00049"></a><a class="code" href="class_m_q_v___domain.html#11bfbdb30b9a6776f2827ba200d5af50">00049</a> <span class="keywordtype">void</span> GenerateStaticPrivateKey(<a class="code" href="class_random_number_generator.html" title="interface for random number generators">RandomNumberGenerator</a> &rng, byte *privateKey)<span class="keyword"> const</span><a name="l00050"></a>00050 <span class="keyword"> </span>{<a name="l00051"></a>00051 <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a> x(rng, <a class="code" href="class_integer.html#8c070592581bf6c2f928c72bfa1c1638" title="avoid calling constructors for these frequently used integers">Integer::One</a>(), GetAbstractGroupParameters().GetMaxExponent());<a name="l00052"></a>00052 x.<a class="code" href="class_integer.html#c12ea467de9a609b86ec03d8cb8837e4" title="encode in big-endian format">Encode</a>(privateKey, StaticPrivateKeyLength());<a name="l00053"></a>00053 }<a name="l00054"></a>00054 <a name="l00055"></a><a class="code" href="class_m_q_v___domain.html#61fa5fd2199f8b5ce450002ac61072d2">00055</a> <span class="keywordtype">void</span> GenerateStaticPublicKey(<a class="code" href="class_random_number_generator.html" title="interface for random number generators">RandomNumberGenerator</a> &rng, <span class="keyword">const</span> byte *privateKey, byte *publicKey)<span class="keyword"> const</span><a name="l00056"></a>00056 <span class="keyword"> </span>{<a name="l00057"></a>00057 <span class="keyword">const</span> <a class="code" href="class_d_l___group_parameters.html" title="interface for DL group parameters">DL_GroupParameters<Element></a> &params = GetAbstractGroupParameters();<a name="l00058"></a>00058 <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a> x(privateKey, StaticPrivateKeyLength());<a name="l00059"></a>00059 Element y = params.<a class="code" href="class_d_l___group_parameters.html#a49341ced39e6ce13f00eae0c2faad87">ExponentiateBase</a>(x);<a name="l00060"></a>00060 params.<a class="code" href="class_d_l___group_parameters.html#71c6058bd5ddcd54bd36565b0ba0cae0">EncodeElement</a>(<span class="keyword">true</span>, y, publicKey);<a name="l00061"></a>00061 }<a name="l00062"></a>00062 <a name="l00063"></a><a class="code" href="class_m_q_v___domain.html#2e8c585ba17f8eb0ddf10cb2c6c4b0dc">00063</a> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> EphemeralPrivateKeyLength()<span class="keyword"> const </span>{<span class="keywordflow">return</span> StaticPrivateKeyLength() + StaticPublicKeyLength();}⌨️ 快捷键说明
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