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<a name="l00109"></a>00109 memcpy(<a class="code" href="class_v_m_a_c___base.html#e35d611e167eb767e073bc84484798e7">m_nonce</a>(), IV, s);<a name="l00110"></a>00110 <a class="code" href="class_v_m_a_c___base.html#e35d611e167eb767e073bc84484798e7">m_nonce</a>()[s-1] &= 0xfe;<a name="l00111"></a>00111 AccessCipher().<a class="code" href="class_block_transformation.html#2fefb3f4c6c6297c0c91fcbba9e4f4f3" title="encrypt or decrypt one block">ProcessBlock</a>(<a class="code" href="class_v_m_a_c___base.html#e35d611e167eb767e073bc84484798e7">m_nonce</a>(), <a class="code" href="class_v_m_a_c___base.html#06d8287263e19935d1d8089876e6dc85">m_pad</a>());<a name="l00112"></a>00112 <a class="code" href="class_v_m_a_c___base.html#02596234f2eb210428573f3062244a0d">m_padCached</a> = <span class="keyword">true</span>;<a name="l00113"></a>00113 }<a name="l00114"></a>00114 <a class="code" href="class_v_m_a_c___base.html#e35d611e167eb767e073bc84484798e7">m_nonce</a>()[s-1] = IV[s-1];<a name="l00115"></a>00115 }<a name="l00116"></a>00116 <a class="code" href="class_v_m_a_c___base.html#cee066bf89503f32699aba376c874fce">m_isFirstBlock</a> = <span class="keyword">true</span>;<a name="l00117"></a>00117 <a class="code" href="class_iterated_hash_base.html#d53da712634ea213ad047b2a68b0fe70" title="discard the current state, and restart with a new message">Restart</a>();<a name="l00118"></a>00118 }<a name="l00119"></a>00119 <a name="l00120"></a><a class="code" href="class_v_m_a_c___base.html#fc475d6a455618658c07049b39df582a">00120</a> <span class="keywordtype">void</span> <a class="code" href="class_v_m_a_c___base.html#fc475d6a455618658c07049b39df582a">VMAC_Base::HashEndianCorrectedBlock</a>(<span class="keyword">const</span> word64 *data)<a name="l00121"></a>00121 {<a name="l00122"></a>00122 assert(<span class="keyword">false</span>);<a name="l00123"></a>00123 }<a name="l00124"></a>00124 <a name="l00125"></a>00125 <span class="preprocessor">#if CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE && CRYPTOPP_BOOL_X86</span><a name="l00126"></a>00126 <span class="preprocessor"></span><span class="preprocessor">#pragma warning(disable: 4731) // frame pointer register 'ebp' modified by inline assembly code</span><a name="l00127"></a>00127 <span class="preprocessor"></span><span class="keywordtype">void</span><a name="l00128"></a>00128 <span class="preprocessor">#ifdef __GNUC__</span><a name="l00129"></a>00129 <span class="preprocessor"></span>__attribute__ ((noinline)) <span class="comment">// Intel Compiler 9.1 workaround</span><a name="l00130"></a>00130 <span class="preprocessor">#endif</span><a name="l00131"></a>00131 <span class="preprocessor"></span>VMAC_Base::VHASH_Update_SSE2(<span class="keyword">const</span> word64 *data, <span class="keywordtype">size_t</span> blocksRemainingInWord64, <span class="keywordtype">int</span> tagPart)<a name="l00132"></a>00132 {<a name="l00133"></a>00133 <span class="keyword">const</span> word64 *nhK = <a class="code" href="class_v_m_a_c___base.html#fd452fbdfcf6b297b27249e6788ecbec">m_nhKey</a>();<a name="l00134"></a>00134 word64 *polyS = <a class="code" href="class_v_m_a_c___base.html#674767bdfe5ba30deaf057b0750f11a5">m_polyState</a>();<a name="l00135"></a>00135 <a name="l00136"></a>00136 <span class="preprocessor">#ifdef __GNUC__</span><a name="l00137"></a>00137 <span class="preprocessor"></span> word32 temp;<a name="l00138"></a>00138 __asm__ __volatile__<a name="l00139"></a>00139 (<a name="l00140"></a>00140 AS2( mov %%ebx, %0)<a name="l00141"></a>00141 AS2( mov %1, %%ebx)<a name="l00142"></a>00142 <span class="stringliteral">".intel_syntax noprefix;"</span><a name="l00143"></a>00143 #<span class="keywordflow">else</span><a name="l00144"></a>00144 #<span class="keywordflow">if</span> _MSC_VER < 1300<a name="l00145"></a>00145 word32 L1KeyLength = <a class="code" href="class_v_m_a_c___base.html#59b7e6dadc750dd324db269c8a5f59b9">m_L1KeyLength</a>;<a name="l00146"></a>00146 <span class="keywordtype">char</span> isFirstBlock = <a class="code" href="class_v_m_a_c___base.html#cee066bf89503f32699aba376c874fce">m_isFirstBlock</a>;<a name="l00147"></a>00147 AS2( mov ebx, [L1KeyLength])<a name="l00148"></a>00148 AS2( mov dl, [isFirstBlock])<a name="l00149"></a>00149 <span class="preprocessor">#else</span><a name="l00150"></a>00150 <span class="preprocessor"></span> AS2( mov ecx, <span class="keyword">this</span>)<a name="l00151"></a>00151 AS2( mov ebx, [ecx+<a class="code" href="class_v_m_a_c___base.html#59b7e6dadc750dd324db269c8a5f59b9">m_L1KeyLength</a>])<a name="l00152"></a>00152 AS2( mov dl, [ecx+<a class="code" href="class_v_m_a_c___base.html#cee066bf89503f32699aba376c874fce">m_isFirstBlock</a>])<a name="l00153"></a>00153 <span class="preprocessor">#endif</span><a name="l00154"></a>00154 <span class="preprocessor"></span> AS2( mov eax, tagPart)<a name="l00155"></a>00155 AS2( shl eax, 4)<a name="l00156"></a>00156 AS2( mov edi, nhK)<a name="l00157"></a>00157 AS2( add edi, eax)<a name="l00158"></a>00158 AS2( add eax, eax)<a name="l00159"></a>00159 AS2( add eax, polyS)<a name="l00160"></a>00160 <a name="l00161"></a>00161 AS2( mov esi, data)<a name="l00162"></a>00162 AS2( mov ecx, blocksRemainingInWord64)<a name="l00163"></a>00163 <span class="preprocessor">#endif</span><a name="l00164"></a>00164 <span class="preprocessor"></span><a name="l00165"></a>00165 AS2( shr ebx, 3)<a name="l00166"></a>00166 AS1( push ebp)<a name="l00167"></a>00167 AS2( sub esp, 12)<a name="l00168"></a>00168 ASL(4)<a name="l00169"></a>00169 AS2( mov ebp, ebx)<a name="l00170"></a>00170 AS2( cmp ecx, ebx)<a name="l00171"></a>00171 AS2( cmovl ebp, ecx)<a name="l00172"></a>00172 AS2( sub ecx, ebp)<a name="l00173"></a>00173 AS2( lea ebp, [edi+8*ebp]) <span class="comment">// end of nhK</span><a name="l00174"></a>00174 AS2( movq mm6, [esi])<a name="l00175"></a>00175 AS2( paddq mm6, [edi])<a name="l00176"></a>00176 AS2( movq mm5, [esi+8])<a name="l00177"></a>00177 AS2( paddq mm5, [edi+8])<a name="l00178"></a>00178 AS2( add esi, 16)<a name="l00179"></a>00179 AS2( add edi, 16)<a name="l00180"></a>00180 AS2( movq mm4, mm6)<a name="l00181"></a>00181 ASS( pshufw mm2, mm6, 1, 0, 3, 2)<a name="l00182"></a>00182 AS2( pmuludq mm6, mm5)<a name="l00183"></a>00183 ASS( pshufw mm3, mm5, 1, 0, 3, 2)<a name="l00184"></a>00184 AS2( pmuludq mm5, mm2)<a name="l00185"></a>00185 AS2( pmuludq mm2, mm3)<a name="l00186"></a>00186 AS2( pmuludq mm3, mm4)<a name="l00187"></a>00187 AS2( pxor mm7, mm7)<a name="l00188"></a>00188 AS2( movd [esp], mm6)<a name="l00189"></a>00189 AS2( psrlq mm6, 32)<a name="l00190"></a>00190 AS2( movd [esp+4], mm5)<a name="l00191"></a>00191 AS2( psrlq mm5, 32)<a name="l00192"></a>00192 AS2( cmp edi, ebp)<a name="l00193"></a>00193 ASJ( je, 1, f)<a name="l00194"></a>00194 ASL(0)<a name="l00195"></a>00195 AS2( movq mm0, [esi])<a name="l00196"></a>00196 AS2( paddq mm0, [edi])<a name="l00197"></a>00197 AS2( movq mm1, [esi+8])<a name="l00198"></a>00198 AS2( paddq mm1, [edi+8])<a name="l00199"></a>00199 AS2( add esi, 16)<a name="l00200"></a>00200 AS2( add edi, 16)<a name="l00201"></a>00201 AS2( movq mm4, mm0)<a name="l00202"></a>00202 AS2( paddq mm5, mm2)<a name="l00203"></a>00203 ASS( pshufw mm2, mm0, 1, 0, 3, 2)<a name="l00204"></a>00204 AS2( pmuludq mm0, mm1)<a name="l00205"></a>00205 AS2( movd [esp+8], mm3)<a name="l00206"></a>00206 AS2( psrlq mm3, 32)<a name="l00207"></a>00207 AS2( paddq mm5, mm3)<a name="l00208"></a>00208 ASS( pshufw mm3, mm1, 1, 0, 3, 2)<a name="l00209"></a>00209 AS2( pmuludq mm1, mm2)<a name="l00210"></a>00210 AS2( pmuludq mm2, mm3)<a name="l00211"></a>00211 AS2( pmuludq mm3, mm4)<a name="l00212"></a>00212 AS2( movd mm4, [esp])<a name="l00213"></a>00213 AS2( paddq mm7, mm4)<a name="l00214"></a>00214 AS2( movd mm4, [esp+4])<a name="l00215"></a>00215 AS2( paddq mm6, mm4)<a name="l00216"></a>00216 AS2( movd mm4, [esp+8])<a name="l00217"></a>00217 AS2( paddq mm6, mm4)<a name="l00218"></a>00218 AS2( movd [esp], mm0)<a name="l00219"></a>00219 AS2( psrlq mm0, 32)<a name="l00220"></a>00220 AS2( paddq mm6, mm0)<a name="l00221"></a>00221 AS2( movd [esp+4], mm1)<a name="l00222"></a>00222 AS2( psrlq mm1, 32)<a name="l00223"></a>00223 AS2( paddq mm5, mm1)<a name="l00224"></a>00224 AS2( cmp edi, ebp)<a name="l00225"></a>00225 ASJ( jne, 0, b)<a name="l00226"></a>00226 ASL(1)<a name="l00227"></a>00227 AS2( paddq mm5, mm2)<a name="l00228"></a>00228 AS2( movd [esp+8], mm3)<a name="l00229"></a>00229 AS2( psrlq mm3, 32)<a name="l00230"></a>00230 AS2( paddq mm5, mm3)<a name="l00231"></a>00231 AS2( movd mm4, [esp])<a name="l00232"></a>00232 AS2( paddq mm7, mm4)<a name="l00233"></a>00233 AS2( movd mm4, [esp+4])<a name="l00234"></a>00234 AS2( paddq mm6, mm4)<a name="l00235"></a>00235 AS2( movd mm4, [esp+8])<a name="l00236"></a>00236 AS2( paddq mm6, mm4)<a name="l00237"></a>00237 AS2( lea ebp, [8*ebx])⌨️ 快捷键说明
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