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cryptopp-doc-5.6.1-0.1.svn479.fc13.i686.rpm

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<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 &quot;modarith.h&quot;</span>
<a name="l00005"></a>00005 <span class="preprocessor">#include &quot;eprecomp.h&quot;</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include &quot;smartptr.h&quot;</span>
<a name="l00007"></a>00007 <span class="preprocessor">#include &quot;<a class="code" href="pubkey_8h.html" title="This file contains helper classes/functions for implementing public key algorithms...">pubkey.h</a>&quot;</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>&lt;<a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a>&gt;;
<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>&lt;Integer&gt;
<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>00017         <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>00018         <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> &amp;v)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr-&gt;ConvertIn(v);}
<a name="l00019"></a>00019         <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> &amp;v)<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr-&gt;ConvertOut(v);}
<a name="l00020"></a>00020         <span class="keyword">const</span> <a class="code" href="class_abstract_group.html" title="Abstract Group.">AbstractGroup&lt;Element&gt;</a> &amp; GetGroup()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr-&gt;MultiplicativeGroup();}
<a name="l00021"></a>00021         <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> &amp;bt)<span class="keyword"> const </span>{<span class="keywordflow">return</span> Integer(bt);}
<a name="l00022"></a>00022         <span class="keywordtype">void</span> DEREncodeElement(<a class="code" href="class_buffered_transformation.html" title="interface for buffered transformations">BufferedTransformation</a> &amp;bt, <span class="keyword">const</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Element</a> &amp;v)<span class="keyword"> const </span>{v.<a class="code" href="class_integer.html#a6ab51a05bee88cfa690179611e8a084e" 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>00025         <span class="keywordtype">void</span> SetModulus(<span class="keyword">const</span> Integer &amp;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>00026         <span class="keyword">const</span> Integer &amp; GetModulus()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_mr-&gt;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&lt;MontgomeryRepresentation&gt;</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></div>
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