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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++: modexppc.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>modexppc.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="preprocessor">#ifndef CRYPTOPP_MODEXPPC_H</span><a name="l00002"></a>00002 <span class="preprocessor"></span><span class="preprocessor">#define CRYPTOPP_MODEXPPC_H</span><a name="l00003"></a>00003 <span class="preprocessor"></span><a name="l00004"></a>00004 <span class="preprocessor">#include "modarith.h"</span><a name="l00005"></a>00005 <span class="preprocessor">#include "eprecomp.h"</span><a name="l00006"></a>00006 <span class="preprocessor">#include "smartptr.h"</span><a name="l00007"></a>00007 <span class="preprocessor">#include "<a class="code" href="pubkey_8h.html" title="This file contains helper classes/functions for implementing public key algorithms...">pubkey.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 CRYPTOPP_DLL_TEMPLATE_CLASS <a class="code" href="class_d_l___fixed_base_precomputation_impl.html">DL_FixedBasePrecomputationImpl</a><<a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a>>;<a name="l00012"></a>00012 <a name="l00013"></a><a class="code" href="class_mod_exp_precomputation.html">00013</a> class <a class="code" href="class_mod_exp_precomputation.html">ModExpPrecomputation</a> : public <a class="code" href="class_d_l___group_precomputation.html">DL_GroupPrecomputation</a><Integer><a name="l00014"></a>00014 {<a name="l00015"></a>00015 <span class="keyword">public</span>:<a name="l00016"></a>00016 <span class="comment">// DL_GroupPrecomputation</span><a name="l00017"></a><a class="code" href="class_mod_exp_precomputation.html#4606d689b130f8fcaf156314e4837e4a">00017</a> <span class="keywordtype">bool</span> NeedConversions()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="keyword">true</span>;}<a name="l00018"></a><a class="code" href="class_mod_exp_precomputation.html#11c5a3d079ee1db897ce7559e870d8c7">00018</a> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> ConvertIn(<span class="keyword">const</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> &v)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr->ConvertIn(v);}<a name="l00019"></a><a class="code" href="class_mod_exp_precomputation.html#4649767885507288e3df2db9d5af404d">00019</a> <span class="keyword">virtual</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> ConvertOut(<span class="keyword">const</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> &v)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr->ConvertOut(v);}<a name="l00020"></a><a class="code" href="class_mod_exp_precomputation.html#2abaa90591d78eba6fbbc121033de7d8">00020</a> <span class="keyword">const</span> <a class="code" href="class_abstract_group.html" title="Abstract Group.">AbstractGroup<Element></a> & GetGroup()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr->MultiplicativeGroup();}<a name="l00021"></a><a class="code" href="class_mod_exp_precomputation.html#649492a899579cf607b11dcfb1724079">00021</a> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> BERDecodeElement(<a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &bt)<span class="keyword"> const </span>{<span class="keywordflow">return</span> Integer(bt);}<a name="l00022"></a><a class="code" href="class_mod_exp_precomputation.html#489890753aae809b6ef7db9922bf32f0">00022</a> <span class="keywordtype">void</span> DEREncodeElement(<a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &bt, <span class="keyword">const</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> &v)<span class="keyword"> const </span>{v.<a class="code" href="class_integer.html#6ab51a05bee88cfa690179611e8a084e" title="encode using Distinguished Encoding Rules, put result into a BufferedTransformation...">DEREncode</a>(bt);}<a name="l00023"></a>00023 <a name="l00024"></a>00024 <span class="comment">// non-inherited</span><a name="l00025"></a><a class="code" href="class_mod_exp_precomputation.html#a8354f97205420217eb8e85d0229e604">00025</a> <span class="keywordtype">void</span> SetModulus(<span class="keyword">const</span> Integer &v) {m_mr.reset(<span class="keyword">new</span> <a class="code" href="class_montgomery_representation.html" title="do modular arithmetics in Montgomery representation for increased speed">MontgomeryRepresentation</a>(v));}<a name="l00026"></a><a class="code" href="class_mod_exp_precomputation.html#3d638b4a9005ab2369bcb7a7c3d36731">00026</a> <span class="keyword">const</span> Integer & GetModulus()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr->GetModulus();}<a name="l00027"></a>00027 <a name="l00028"></a>00028 <span class="keyword">private</span>:<a name="l00029"></a>00029 <a class="code" href="classvalue__ptr.html">value_ptr<MontgomeryRepresentation></a> m_mr;<a name="l00030"></a>00030 };<a name="l00031"></a>00031 <a name="l00032"></a>00032 NAMESPACE_END<a name="l00033"></a>00033 <a name="l00034"></a>00034 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 1 11:11:22 2007 for Crypto++ by <a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.2 </small></address></body></html>⌨️ 快捷键说明
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