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著名的密码库Crypto++的文档 C++语言的杰作。程序员必备。

<a name="l00089"></a>00089                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_test == <span class="stringliteral">"SigGen"</span>)
<a name="l00090"></a>00090                                 m_trigger = <span class="stringliteral">"Msg"</span>;
<a name="l00091"></a>00091                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_test == <span class="stringliteral">"SigVer"</span>)
<a name="l00092"></a>00092                                 m_trigger = <span class="stringliteral">"S"</span>;
<a name="l00093"></a>00093                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_test == <span class="stringliteral">"PQGGen"</span>)
<a name="l00094"></a>00094                                 m_trigger = <span class="stringliteral">"N"</span>;
<a name="l00095"></a>00095                         <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_test == <span class="stringliteral">"PQGVer"</span>)
<a name="l00096"></a>00096                                 m_trigger = <span class="stringliteral">"H"</span>;
<a name="l00097"></a>00097                 }
<a name="l00098"></a>00098                 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"HMAC"</span>)
<a name="l00099"></a>00099                         m_trigger = <span class="stringliteral">"Msg"</span>;
<a name="l00100"></a>00100                 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"SHA"</span>)
<a name="l00101"></a>00101                         m_trigger = (m_test == <span class="stringliteral">"MONTE"</span>) ? <span class="stringliteral">"Seed"</span> : <span class="stringliteral">"Msg"</span>;
<a name="l00102"></a>00102                 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"RNG"</span>)
<a name="l00103"></a>00103                         m_trigger = <span class="stringliteral">"V"</span>;
<a name="l00104"></a>00104                 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"RSA"</span>)
<a name="l00105"></a>00105                         m_trigger = (m_test == <span class="stringliteral">"Ver"</span>) ? <span class="stringliteral">"S"</span> : <span class="stringliteral">"Msg"</span>;
<a name="l00106"></a>00106         }
<a name="l00107"></a>00107 
<a name="l00108"></a>00108         <span class="keywordtype">void</span> SetEncrypt(<span class="keywordtype">bool</span> encrypt)
<a name="l00109"></a>00109         {
<a name="l00110"></a>00110                 m_encrypt = encrypt;
<a name="l00111"></a>00111                 <span class="keywordflow">if</span> (encrypt)
<a name="l00112"></a>00112                 {
<a name="l00113"></a>00113                         m_nameToType[<span class="stringliteral">"PLAINTEXT"</span>] = INPUT;
<a name="l00114"></a>00114                         m_nameToType[<span class="stringliteral">"CIPHERTEXT"</span>] = OUTPUT;
<a name="l00115"></a>00115                         m_nameToType[<span class="stringliteral">"PT"</span>] = INPUT;
<a name="l00116"></a>00116                         m_nameToType[<span class="stringliteral">"CT"</span>] = OUTPUT;
<a name="l00117"></a>00117                 }
<a name="l00118"></a>00118                 <span class="keywordflow">else</span>
<a name="l00119"></a>00119                 {
<a name="l00120"></a>00120                         m_nameToType[<span class="stringliteral">"PLAINTEXT"</span>] = OUTPUT;
<a name="l00121"></a>00121                         m_nameToType[<span class="stringliteral">"CIPHERTEXT"</span>] = INPUT;
<a name="l00122"></a>00122                         m_nameToType[<span class="stringliteral">"PT"</span>] = OUTPUT;
<a name="l00123"></a>00123                         m_nameToType[<span class="stringliteral">"CT"</span>] = INPUT;
<a name="l00124"></a>00124                 }
<a name="l00125"></a>00125 
<a name="l00126"></a>00126                 <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"AES"</span> || m_algorithm == <span class="stringliteral">"TDES"</span>)
<a name="l00127"></a>00127                 {
<a name="l00128"></a>00128                         <span class="keywordflow">if</span> (encrypt)
<a name="l00129"></a>00129                         {
<a name="l00130"></a>00130                                 m_trigger = <span class="stringliteral">"PLAINTEXT"</span>;
<a name="l00131"></a>00131                                 m_typeToName[OUTPUT] = <span class="stringliteral">"CIPHERTEXT"</span>;
<a name="l00132"></a>00132                         }
<a name="l00133"></a>00133                         <span class="keywordflow">else</span>
<a name="l00134"></a>00134                         {
<a name="l00135"></a>00135                                 m_trigger = <span class="stringliteral">"CIPHERTEXT"</span>;
<a name="l00136"></a>00136                                 m_typeToName[OUTPUT] = <span class="stringliteral">"PLAINTEXT"</span>;
<a name="l00137"></a>00137                         }
<a name="l00138"></a>00138                         m_count = 0;
<a name="l00139"></a>00139                 }
<a name="l00140"></a>00140         }
<a name="l00141"></a>00141 
<a name="l00142"></a>00142 <span class="keyword">protected</span>:
<a name="l00143"></a>00143         <span class="keywordtype">void</span> OutputData(std::string &amp;output, <span class="keyword">const</span> std::string &amp;key, <span class="keyword">const</span> std::string &amp;data)
<a name="l00144"></a>00144         {
<a name="l00145"></a>00145                 output += key;
<a name="l00146"></a>00146                 output += <span class="stringliteral">"= "</span>;
<a name="l00147"></a>00147                 output += data;
<a name="l00148"></a>00148                 output += <span class="stringliteral">"\n"</span>;
<a name="l00149"></a>00149         }
<a name="l00150"></a>00150 
<a name="l00151"></a>00151         <span class="keywordtype">void</span> OutputData(std::string &amp;output, <span class="keyword">const</span> std::string &amp;key, <span class="keywordtype">int</span> data)
<a name="l00152"></a>00152         {
<a name="l00153"></a>00153                 OutputData(output, key, IntToString(data));
<a name="l00154"></a>00154         }
<a name="l00155"></a>00155 
<a name="l00156"></a>00156         <span class="keywordtype">void</span> OutputData(std::string &amp;output, <span class="keyword">const</span> std::string &amp;key, <span class="keyword">const</span> <a class="code" href="class_sec_block.html" title="a block of memory allocated using A">SecByteBlock</a> &amp;data)
<a name="l00157"></a>00157         {
<a name="l00158"></a>00158                 output += key;
<a name="l00159"></a>00159                 output += <span class="stringliteral">"= "</span>;
<a name="l00160"></a>00160                 <a class="code" href="class_hex_encoder.html" title="Converts given data to base 16.">HexEncoder</a>(<span class="keyword">new</span> <a class="code" href="class_string_sink_template.html" title="Append input to a string object.">StringSink</a>(output), <span class="keyword">false</span>).Put(data, data.<a class="code" href="class_sec_block.html#f5999bffe3193e62719cc0792b0282a7">size</a>());
<a name="l00161"></a>00161                 output += <span class="stringliteral">"\n"</span>;
<a name="l00162"></a>00162         }
<a name="l00163"></a>00163 
<a name="l00164"></a>00164         <span class="keywordtype">void</span> OutputData(std::string &amp;output, <span class="keyword">const</span> std::string &amp;key, <span class="keyword">const</span> <a class="code" href="class_integer.html" title="multiple precision integer and basic arithmetics">Integer</a> &amp;data, <span class="keywordtype">int</span> size=-1)
<a name="l00165"></a>00165         {
<a name="l00166"></a>00166                 <a class="code" href="class_sec_block.html" title="a block of memory allocated using A">SecByteBlock</a> s(size &lt; 0 ? data.<a class="code" href="class_integer.html#3b269bbf8a91faf217c0dd76222182bb" title="minimum number of bytes to encode this integer">MinEncodedSize</a>() : size);
<a name="l00167"></a>00167                 data.<a class="code" href="class_integer.html#c12ea467de9a609b86ec03d8cb8837e4" title="encode in big-endian format">Encode</a>(s, s.size());
<a name="l00168"></a>00168                 OutputData(output, key, s);
<a name="l00169"></a>00169         }
<a name="l00170"></a>00170 
<a name="l00171"></a>00171         <span class="keywordtype">void</span> OutputData(std::string &amp;output, <span class="keyword">const</span> std::string &amp;key, <span class="keyword">const</span> <a class="code" href="class_polynomial_mod2.html" title="Polynomial with Coefficients in GF(2).">PolynomialMod2</a> &amp;data, <span class="keywordtype">int</span> size=-1)
<a name="l00172"></a>00172         {
<a name="l00173"></a>00173                 <a class="code" href="class_sec_block.html" title="a block of memory allocated using A">SecByteBlock</a> s(size &lt; 0 ? data.<a class="code" href="class_polynomial_mod2.html#00c84f8cb2e7262de75e4c1e28760d43" title="minimum number of bytes to encode this polynomial">MinEncodedSize</a>() : size);
<a name="l00174"></a>00174                 data.<a class="code" href="class_polynomial_mod2.html#1f444d22084163c2b69b5ade313aef14" title="encode in big-endian format">Encode</a>(s, s.size());
<a name="l00175"></a>00175                 OutputData(output, key, s);
<a name="l00176"></a>00176         }
<a name="l00177"></a>00177 
<a name="l00178"></a>00178         <span class="keywordtype">void</span> OutputData(std::string &amp;output, DataType t, <span class="keyword">const</span> std::string &amp;data)
<a name="l00179"></a>00179         {
<a name="l00180"></a>00180                 <span class="keywordflow">if</span> (m_algorithm == <span class="stringliteral">"SKIPJACK"</span>)
<a name="l00181"></a>00181                 {
<a name="l00182"></a>00182                         <span class="keywordflow">if</span> (m_test == <span class="stringliteral">"KAT"</span>)
<a name="l00183"></a>00183                         {
<a name="l00184"></a>00184                                 <span class="keywordflow">if</span> (t == OUTPUT)
<a name="l00185"></a>00185                                         output = m_line + data + <span class="stringliteral">"\n"</span>;
<a name="l00186"></a>00186                         }
<a name="l00187"></a>00187                         <span class="keywordflow">else</span>
<a name="l00188"></a>00188                         {
<a name="l00189"></a>00189                                 <span class="keywordflow">if</span> (t != COUNT)
<a name="l00190"></a>00190                                 {
<a name="l00191"></a>00191                                         output += m_typeToName[t];
<a name="l00192"></a>00192                                         output += <span class="stringliteral">"="</span>;
<a name="l00193"></a>00193                                 }
<a name="l00194"></a>00194                                 output += data;
<a name="l00195"></a>00195                                 output += t == OUTPUT ? <span class="stringliteral">"\n"</span> : <span class="stringliteral">"  "</span>;
<a name="l00196"></a>00196                         }
<a name="l00197"></a>00197                 }