eccrypto_8cpp-source.html

著名的密码库Crypto++的文档 C++语言的杰作。程序员必备。

<a name="l00073"></a>00073                 <a class="code" href="class_string_source.html" title="string-based implementation of Source interface">StringSource</a> ssA(a, <span class="keyword">true</span>, <span class="keyword">new</span> <a class="code" href="class_hex_decoder.html" title="Decode base 16 data back to bytes.">HexDecoder</a>);
<a name="l00074"></a>00074                 <a class="code" href="class_string_source.html" title="string-based implementation of Source interface">StringSource</a> ssB(b, <span class="keyword">true</span>, <span class="keyword">new</span> HexDecoder);
<a name="l00075"></a>00075                 <span class="keywordflow">if</span> (t0 == 0)
<a name="l00076"></a>00076                         <span class="keywordflow">return</span> <span class="keyword">new</span> EC2N(<a class="code" href="class_g_f2_n_t.html" title="GF(2^n) with Trinomial Basis.">GF2NT</a>(t2, t3, t4), <a class="code" href="class_e_c2_n.html#e03206f65d1a99b107de72c7d86704c2">EC2N::FieldElement</a>(ssA, (<span class="keywordtype">size_t</span>)ssA.<a class="code" href="class_buffered_transformation.html#30b2076bce5fb29e992b6457485c67c2" title="returns number of bytes that is currently ready for retrieval">MaxRetrievable</a>()), <a class="code" href="class_e_c2_n.html#e03206f65d1a99b107de72c7d86704c2">EC2N::FieldElement</a>(ssB, (<span class="keywordtype">size_t</span>)ssB.<a class="code" href="class_buffered_transformation.html#30b2076bce5fb29e992b6457485c67c2" title="returns number of bytes that is currently ready for retrieval">MaxRetrievable</a>()));
<a name="l00077"></a>00077                 <span class="keywordflow">else</span>
<a name="l00078"></a>00078                         <span class="keywordflow">return</span> <span class="keyword">new</span> EC2N(<a class="code" href="class_g_f2_n_p_p.html" title="GF(2^n) with Pentanomial Basis.">GF2NPP</a>(t0, t1, t2, t3, t4), <a class="code" href="class_e_c2_n.html#e03206f65d1a99b107de72c7d86704c2">EC2N::FieldElement</a>(ssA, (<span class="keywordtype">size_t</span>)ssA.MaxRetrievable()), <a class="code" href="class_e_c2_n.html#e03206f65d1a99b107de72c7d86704c2">EC2N::FieldElement</a>(ssB, (<span class="keywordtype">size_t</span>)ssB.MaxRetrievable()));
<a name="l00079"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c2_n_01_4.html#6ea3ffd7c68f34d68825455fcb041865">00079</a>         };
<a name="l00080"></a>00080 
<a name="l00081"></a>00081         <a class="code" href="class_o_i_d.html" title="Object Identifier.">OID</a> oid;
<a name="l00082"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c2_n_01_4.html#c8d60d7742c0b99b3a3d43438afb379e">00082</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> t0, t1, t2, t3, t4;
<a name="l00083"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c2_n_01_4.html#f11413ac9cc0d94fd61a8dfe10af4577">00083</a>         <span class="keyword">const</span> <span class="keywordtype">char</span> *a, *b, *g, *n;
<a name="l00084"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c2_n_01_4.html#df966252eada6cacbc13e7797970b862">00084</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> h;
<a name="l00085"></a>00085 };
<a name="l00086"></a>00086 
<a name="l00087"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html">00087</a> <span class="keyword">template</span>&lt;&gt; <span class="keyword">struct </span>EcRecommendedParameters&lt;ECP&gt;
<a name="l00088"></a>00088 {
<a name="l00089"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#b133850412d68daeffe2f30412f811fe">00089</a>         EcRecommendedParameters(<span class="keyword">const</span> <a class="code" href="class_o_i_d.html" title="Object Identifier.">OID</a> &amp;oid, <span class="keyword">const</span> <span class="keywordtype">char</span> *p, <span class="keyword">const</span> <span class="keywordtype">char</span> *a, <span class="keyword">const</span> <span class="keywordtype">char</span> *b, <span class="keyword">const</span> <span class="keywordtype">char</span> *g, <span class="keyword">const</span> <span class="keywordtype">char</span> *n, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> h)
<a name="l00090"></a>00090                 : oid(oid), p(p), a(a), b(b), g(g), n(n), h(h) {}
<a name="l00091"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#d15dd67f42236a30fcbceeef2aef1160">00091</a>         ECP *NewEC()<span class="keyword"> const</span>
<a name="l00092"></a>00092 <span class="keyword">        </span>{
<a name="l00093"></a>00093                 <a class="code" href="class_string_source.html" title="string-based implementation of Source interface">StringSource</a> ssP(p, <span class="keyword">true</span>, <span class="keyword">new</span> <a class="code" href="class_hex_decoder.html" title="Decode base 16 data back to bytes.">HexDecoder</a>);
<a name="l00094"></a>00094                 <a class="code" href="class_string_source.html" title="string-based implementation of Source interface">StringSource</a> ssA(a, <span class="keyword">true</span>, <span class="keyword">new</span> HexDecoder);
<a name="l00095"></a>00095                 <a class="code" href="class_string_source.html" title="string-based implementation of Source interface">StringSource</a> ssB(b, <span class="keyword">true</span>, <span class="keyword">new</span> HexDecoder);
<a name="l00096"></a>00096                 <span class="keywordflow">return</span> <span class="keyword">new</span> ECP(<a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a>(ssP, (<span class="keywordtype">size_t</span>)ssP.<a class="code" href="class_buffered_transformation.html#30b2076bce5fb29e992b6457485c67c2" title="returns number of bytes that is currently ready for retrieval">MaxRetrievable</a>()), <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">ECP::FieldElement</a>(ssA, (<span class="keywordtype">size_t</span>)ssA.MaxRetrievable()), <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">ECP::FieldElement</a>(ssB, (<span class="keywordtype">size_t</span>)ssB.MaxRetrievable()));
<a name="l00097"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#32c1a33a5abb05a4a2017da87f03f67c">00097</a>         };
<a name="l00098"></a>00098 
<a name="l00099"></a>00099         <a class="code" href="class_o_i_d.html" title="Object Identifier.">OID</a> oid;
<a name="l00100"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#9b0984f841835189073099c89c032fc5">00100</a>         <span class="keyword">const</span> <span class="keywordtype">char</span> *p;
<a name="l00101"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#0ef1f56857be2d4f8d7b4a348d3eeba3">00101</a>         <span class="keyword">const</span> <span class="keywordtype">char</span> *a, *b, *g, *n;
<a name="l00102"></a><a class="code" href="struct_ec_recommended_parameters_3_01_e_c_p_01_4.html#a919173e70a22bd8ad075d3eba2c9c80">00102</a>         <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> h;
<a name="l00103"></a>00103 };
<a name="l00104"></a>00104 
<a name="l00105"></a><a class="code" href="struct_o_i_d_less_than.html">00105</a> <span class="keyword">struct </span><a class="code" href="struct_o_i_d_less_than.html">OIDLessThan</a>
<a name="l00106"></a>00106 {
<a name="l00107"></a>00107         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00108"></a><a class="code" href="struct_o_i_d_less_than.html#852f46f273479add5e833e5c80111ca6">00108</a>         <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="struct_o_i_d_less_than.html#852f46f273479add5e833e5c80111ca6">operator()</a>(<span class="keyword">const</span> EcRecommendedParameters&lt;T&gt;&amp; a, <span class="keyword">const</span> <a class="code" href="class_o_i_d.html" title="Object Identifier.">OID</a>&amp; b) {<span class="keywordflow">return</span> a.oid &lt; b;}
<a name="l00109"></a>00109         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00110"></a><a class="code" href="struct_o_i_d_less_than.html#75ddff4e12a95750dcb0e076e1ebd392">00110</a>         <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="struct_o_i_d_less_than.html#852f46f273479add5e833e5c80111ca6">operator()</a>(<span class="keyword">const</span> <a class="code" href="class_o_i_d.html" title="Object Identifier.">OID</a>&amp; a, <span class="keyword">const</span> EcRecommendedParameters&lt;T&gt;&amp; b) {<span class="keywordflow">return</span> a &lt; b.oid;}
<a name="l00111"></a>00111         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;
<a name="l00112"></a><a class="code" href="struct_o_i_d_less_than.html#89b7d3ab7ac0c6e9d2d77602b271858e">00112</a>         <span class="keyword">inline</span> <span class="keywordtype">bool</span> <a class="code" href="struct_o_i_d_less_than.html#852f46f273479add5e833e5c80111ca6">operator()</a>(<span class="keyword">const</span> EcRecommendedParameters&lt;T&gt;&amp; a, <span class="keyword">const</span> EcRecommendedParameters&lt;T&gt;&amp; b) {<span class="keywordflow">return</span> a.oid &lt; b.oid;}
<a name="l00113"></a>00113 };
<a name="l00114"></a>00114 
<a name="l00115"></a>00115 <span class="keyword">static</span> <span class="keywordtype">void</span> GetRecommendedParameters(<span class="keyword">const</span> EcRecommendedParameters&lt;EC2N&gt; *&amp;begin, <span class="keyword">const</span> EcRecommendedParameters&lt;EC2N&gt; *&amp;end)
<a name="l00116"></a>00116 {
<a name="l00117"></a>00117         <span class="comment">// this array must be sorted by OID</span>
<a name="l00118"></a>00118         <span class="keyword">static</span> <span class="keyword">const</span> EcRecommendedParameters&lt;EC2N&gt; rec[] = {
<a name="l00119"></a>00119                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect163k1(), 
<a name="l00120"></a>00120                         163, 7, 6, 3, 0,
<a name="l00121"></a>00121                         <span class="stringliteral">"000000000000000000000000000000000000000001"</span>,
<a name="l00122"></a>00122                         <span class="stringliteral">"000000000000000000000000000000000000000001"</span>,
<a name="l00123"></a>00123                         <span class="stringliteral">"0402FE13C0537BBC11ACAA07D793DE4E6D5E5C94EEE80289070FB05D38FF58321F2E800536D538CCDAA3D9"</span>,
<a name="l00124"></a>00124                         <span class="stringliteral">"04000000000000000000020108A2E0CC0D99F8A5EF"</span>,
<a name="l00125"></a>00125                         2),
<a name="l00126"></a>00126                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect163r1(), 
<a name="l00127"></a>00127                         163, 7, 6, 3, 0,
<a name="l00128"></a>00128                         <span class="stringliteral">"07B6882CAAEFA84F9554FF8428BD88E246D2782AE2"</span>,
<a name="l00129"></a>00129                         <span class="stringliteral">"0713612DCDDCB40AAB946BDA29CA91F73AF958AFD9"</span>,
<a name="l00130"></a>00130                         <span class="stringliteral">"040369979697AB43897789566789567F787A7876A65400435EDB42EFAFB2989D51FEFCE3C80988F41FF883"</span>,
<a name="l00131"></a>00131                         <span class="stringliteral">"03FFFFFFFFFFFFFFFFFFFF48AAB689C29CA710279B"</span>,
<a name="l00132"></a>00132                         2),
<a name="l00133"></a>00133                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect239k1(), 
<a name="l00134"></a>00134                         239, 158, 0,
<a name="l00135"></a>00135                         <span class="stringliteral">"000000000000000000000000000000000000000000000000000000000000"</span>,
<a name="l00136"></a>00136                         <span class="stringliteral">"000000000000000000000000000000000000000000000000000000000001"</span>,
<a name="l00137"></a>00137                         <span class="stringliteral">"0429A0B6A887A983E9730988A68727A8B2D126C44CC2CC7B2A6555193035DC76310804F12E549BDB011C103089E73510ACB275FC312A5DC6B76553F0CA"</span>,
<a name="l00138"></a>00138                         <span class="stringliteral">"2000000000000000000000000000005A79FEC67CB6E91F1C1DA800E478A5"</span>,
<a name="l00139"></a>00139                         4),
<a name="l00140"></a>00140                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect113r1(),
<a name="l00141"></a>00141                         113, 9, 0,
<a name="l00142"></a>00142                         <span class="stringliteral">"003088250CA6E7C7FE649CE85820F7"</span>,
<a name="l00143"></a>00143                         <span class="stringliteral">"00E8BEE4D3E2260744188BE0E9C723"</span>,
<a name="l00144"></a>00144                         <span class="stringliteral">"04009D73616F35F4AB1407D73562C10F00A52830277958EE84D1315ED31886"</span>,
<a name="l00145"></a>00145                         <span class="stringliteral">"0100000000000000D9CCEC8A39E56F"</span>,
<a name="l00146"></a>00146                         2),
<a name="l00147"></a>00147                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect113r2(), 
<a name="l00148"></a>00148                         113, 9, 0,
<a name="l00149"></a>00149                         <span class="stringliteral">"00689918DBEC7E5A0DD6DFC0AA55C7"</span>,
<a name="l00150"></a>00150                         <span class="stringliteral">"0095E9A9EC9B297BD4BF36E059184F"</span>,
<a name="l00151"></a>00151                         <span class="stringliteral">"0401A57A6A7B26CA5EF52FCDB816479700B3ADC94ED1FE674C06E695BABA1D"</span>,
<a name="l00152"></a>00152                         <span class="stringliteral">"010000000000000108789B2496AF93"</span>,
<a name="l00153"></a>00153                         2),
<a name="l00154"></a>00154                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect163r2(), 
<a name="l00155"></a>00155                         163, 7, 6, 3, 0,
<a name="l00156"></a>00156                         <span class="stringliteral">"000000000000000000000000000000000000000001"</span>,
<a name="l00157"></a>00157                         <span class="stringliteral">"020A601907B8C953CA1481EB10512F78744A3205FD"</span>,
<a name="l00158"></a>00158                         <span class="stringliteral">"0403F0EBA16286A2D57EA0991168D4994637E8343E3600D51FBC6C71A0094FA2CDD545B11C5C0C797324F1"</span>,
<a name="l00159"></a>00159                         <span class="stringliteral">"040000000000000000000292FE77E70C12A4234C33"</span>,
<a name="l00160"></a>00160                         2),
<a name="l00161"></a>00161                 EcRecommendedParameters&lt;EC2N&gt;(ASN1::sect283k1(), 
<a name="l00162"></a>00162                         283, 12, 7, 5, 0,
<a name="l00163"></a>00163                         <span class="stringliteral">"000000000000000000000000000000000000000000000000000000000000000000000000"</span>,
<a name="l00164"></a>00164                         <span class="stringliteral">"000000000000000000000000000000000000000000000000000000000000000000000001"</span>,
<a name="l00165"></a>00165                         <span class="stringliteral">"040503213F78CA44883F1A3B8162F188E553CD265F23C1567A16876913B0C2AC245849283601CCDA380F1C9E318D90F95D07E5426FE87E45C0E8184698E45962364E34116177DD2259"</span>,