📄 seal_8cpp-source.html
字号:
<a name="l00102"></a>00102 {<a name="l00103"></a>00103 p = a & 0x7fc;<a name="l00104"></a>00104 b += Ttab(p);<a name="l00105"></a>00105 a = rotrFixed(a, 9U);<a name="l00106"></a>00106 <a name="l00107"></a>00107 p = b & 0x7fc;<a name="l00108"></a>00108 c += Ttab(p);<a name="l00109"></a>00109 b = rotrFixed(b, 9U);<a name="l00110"></a>00110 <a name="l00111"></a>00111 p = c & 0x7fc;<a name="l00112"></a>00112 d += Ttab(p);<a name="l00113"></a>00113 c = rotrFixed(c, 9U);<a name="l00114"></a>00114 <a name="l00115"></a>00115 p = d & 0x7fc;<a name="l00116"></a>00116 a += Ttab(p);<a name="l00117"></a>00117 d = rotrFixed(d, 9U);<a name="l00118"></a>00118 }<a name="l00119"></a>00119 <a name="l00120"></a>00120 n1 = d, n2 = b, n3 = a, n4 = c;<a name="l00121"></a>00121 <a name="l00122"></a>00122 p = a & 0x7fc;<a name="l00123"></a>00123 b += Ttab(p);<a name="l00124"></a>00124 a = rotrFixed(a, 9U);<a name="l00125"></a>00125 <a name="l00126"></a>00126 p = b & 0x7fc;<a name="l00127"></a>00127 c += Ttab(p);<a name="l00128"></a>00128 b = rotrFixed(b, 9U);<a name="l00129"></a>00129 <a name="l00130"></a>00130 p = c & 0x7fc;<a name="l00131"></a>00131 d += Ttab(p);<a name="l00132"></a>00132 c = rotrFixed(c, 9U);<a name="l00133"></a>00133 <a name="l00134"></a>00134 p = d & 0x7fc;<a name="l00135"></a>00135 a += Ttab(p);<a name="l00136"></a>00136 d = rotrFixed(d, 9U);<a name="l00137"></a>00137 <a name="l00138"></a>00138 <span class="comment">// generate 8192 bits</span><a name="l00139"></a>00139 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0; i<64; i++)<a name="l00140"></a>00140 {<a name="l00141"></a>00141 p = a & 0x7fc;<a name="l00142"></a>00142 a = rotrFixed(a, 9U);<a name="l00143"></a>00143 b += Ttab(p);<a name="l00144"></a>00144 b ^= a;<a name="l00145"></a>00145 <a name="l00146"></a>00146 q = b & 0x7fc;<a name="l00147"></a>00147 b = rotrFixed(b, 9U);<a name="l00148"></a>00148 c ^= Ttab(q);<a name="l00149"></a>00149 c += b;<a name="l00150"></a>00150 <a name="l00151"></a>00151 p = (p+c) & 0x7fc;<a name="l00152"></a>00152 c = rotrFixed(c, 9U);<a name="l00153"></a>00153 d += Ttab(p);<a name="l00154"></a>00154 d ^= c;<a name="l00155"></a>00155 <a name="l00156"></a>00156 q = (q+d) & 0x7fc;<a name="l00157"></a>00157 d = rotrFixed(d, 9U);<a name="l00158"></a>00158 a ^= Ttab(q);<a name="l00159"></a>00159 a += d;<a name="l00160"></a>00160 <a name="l00161"></a>00161 p = (p+a) & 0x7fc;<a name="l00162"></a>00162 b ^= Ttab(p);<a name="l00163"></a>00163 a = rotrFixed(a, 9U);<a name="l00164"></a>00164 <a name="l00165"></a>00165 q = (q+b) & 0x7fc;<a name="l00166"></a>00166 c += Ttab(q);<a name="l00167"></a>00167 b = rotrFixed(b, 9U);<a name="l00168"></a>00168 <a name="l00169"></a>00169 p = (p+c) & 0x7fc;<a name="l00170"></a>00170 d ^= Ttab(p);<a name="l00171"></a>00171 c = rotrFixed(c, 9U);<a name="l00172"></a>00172 <a name="l00173"></a>00173 q = (q+d) & 0x7fc;<a name="l00174"></a>00174 d = rotrFixed(d, 9U);<a name="l00175"></a>00175 a += Ttab(q);<a name="l00176"></a>00176 <a name="l00177"></a>00177 <span class="preprocessor">#define SEAL_OUTPUT(x) \</span><a name="l00178"></a>00178 <span class="preprocessor"> CRYPTOPP_KEYSTREAM_OUTPUT_WORD(x, B::ToEnum(), 0, b + m_S[4*i+0]);\</span><a name="l00179"></a>00179 <span class="preprocessor"> CRYPTOPP_KEYSTREAM_OUTPUT_WORD(x, B::ToEnum(), 1, c ^ m_S[4*i+1]);\</span><a name="l00180"></a>00180 <span class="preprocessor"> CRYPTOPP_KEYSTREAM_OUTPUT_WORD(x, B::ToEnum(), 2, d + m_S[4*i+2]);\</span><a name="l00181"></a>00181 <span class="preprocessor"> CRYPTOPP_KEYSTREAM_OUTPUT_WORD(x, B::ToEnum(), 3, a ^ m_S[4*i+3]);</span><a name="l00182"></a>00182 <span class="preprocessor"></span><a name="l00183"></a>00183 <a class="code" href="strciphr_8h.html#4f82514b5ab874259ac783ff9b96c4e5">CRYPTOPP_KEYSTREAM_OUTPUT_SWITCH</a>(SEAL_OUTPUT, 4*4);<a name="l00184"></a>00184 <a name="l00185"></a>00185 <span class="keywordflow">if</span> (i & 1)<a name="l00186"></a>00186 {<a name="l00187"></a>00187 a += n3;<a name="l00188"></a>00188 b += n4;<a name="l00189"></a>00189 c ^= n3;<a name="l00190"></a>00190 d ^= n4;<a name="l00191"></a>00191 }<a name="l00192"></a>00192 <span class="keywordflow">else</span><a name="l00193"></a>00193 {<a name="l00194"></a>00194 a += n1;<a name="l00195"></a>00195 b += n2; <a name="l00196"></a>00196 c ^= n1;<a name="l00197"></a>00197 d ^= n2;<a name="l00198"></a>00198 }<a name="l00199"></a>00199 }<a name="l00200"></a>00200 <a name="l00201"></a>00201 <span class="keywordflow">if</span> (++m_insideCounter == m_iterationsPerCount)<a name="l00202"></a>00202 {<a name="l00203"></a>00203 ++m_outsideCounter;<a name="l00204"></a>00204 m_insideCounter = 0;<a name="l00205"></a>00205 }<a name="l00206"></a>00206 }<a name="l00207"></a>00207 <a name="l00208"></a>00208 a = b = c = d = n1 = n2 = n3 = n4 = 0;<a name="l00209"></a>00209 p = q = 0;<a name="l00210"></a>00210 }<a name="l00211"></a>00211 <a name="l00212"></a>00212 <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="class_s_e_a_l___policy.html">SEAL_Policy<BigEndian></a>;<a name="l00213"></a>00213 <span class="keyword">template</span> <span class="keyword">class </span><a class="code" href="class_s_e_a_l___policy.html">SEAL_Policy<LittleEndian></a>;<a name="l00214"></a>00214 <a name="l00215"></a>00215 NAMESPACE_END<a name="l00216"></a>00216 <a name="l00217"></a>00217 <span class="preprocessor">#endif</span></pre></div><hr size="1"><address style="text-align: right;"><small>Generated on Fri Jun 1 11:11:24 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
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -