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<h1>tiger.cpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// tiger.cpp - written and placed in the public domain by Wei Dai</span>
<a name="l00002"></a>00002
<a name="l00003"></a>00003 <span class="preprocessor">#include "pch.h"</span>
<a name="l00004"></a>00004 <span class="preprocessor">#include "tiger.h"</span>
<a name="l00005"></a>00005 <span class="preprocessor">#include "misc.h"</span>
<a name="l00006"></a>00006 <span class="preprocessor">#include "cpu.h"</span>
<a name="l00007"></a>00007
<a name="l00008"></a>00008 NAMESPACE_BEGIN(CryptoPP)
<a name="l00009"></a>00009
<a name="l00010"></a>00010 void <a class="code" href="class_tiger.html" title="Tiger">Tiger</a>::InitState(HashWordType *state)
<a name="l00011"></a>00011 {
<a name="l00012"></a>00012 state[0] = W64LIT(0x0123456789ABCDEF);
<a name="l00013"></a>00013 state[1] = W64LIT(0xFEDCBA9876543210);
<a name="l00014"></a>00014 state[2] = W64LIT(0xF096A5B4C3B2E187);
<a name="l00015"></a>00015 }
<a name="l00016"></a>00016
<a name="l00017"></a><a class="code" href="class_tiger.html#affeb68f52e6c884d64e75027e89ff43d">00017</a> <span class="keywordtype">void</span> <a class="code" href="class_tiger.html#affeb68f52e6c884d64e75027e89ff43d" title="truncated version of Final()">Tiger::TruncatedFinal</a>(byte *hash, <span class="keywordtype">size_t</span> size)
<a name="l00018"></a>00018 {
<a name="l00019"></a>00019 ThrowIfInvalidTruncatedSize(size);
<a name="l00020"></a>00020
<a name="l00021"></a>00021 PadLastBlock(56, 0x01);
<a name="l00022"></a>00022 CorrectEndianess(m_data, m_data, 56);
<a name="l00023"></a>00023
<a name="l00024"></a>00024 m_data[7] = GetBitCountLo();
<a name="l00025"></a>00025
<a name="l00026"></a>00026 Transform(m_state, m_data);
<a name="l00027"></a>00027 CorrectEndianess(m_state, m_state, <a class="code" href="class_iterated_hash_with_static_transform.html#a176f8dcb7ea9818cd54e8f6df8bca50a" title="size of the hash/digest/MAC returned by Final()">DigestSize</a>());
<a name="l00028"></a>00028 memcpy(hash, m_state, size);
<a name="l00029"></a>00029
<a name="l00030"></a>00030 Restart(); <span class="comment">// reinit for next use</span>
<a name="l00031"></a>00031 }
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keywordtype">void</span> Tiger::Transform (word64 *digest, <span class="keyword">const</span> word64 *X)
<a name="l00034"></a>00034 {
<a name="l00035"></a>00035 <span class="preprocessor">#if CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE && CRYPTOPP_BOOL_X86</span>
<a name="l00036"></a>00036 <span class="preprocessor"></span> <span class="keywordflow">if</span> (HasSSE2())
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="preprocessor">#ifdef __GNUC__</span>
<a name="l00039"></a>00039 <span class="preprocessor"></span> __asm__ __volatile__
<a name="l00040"></a>00040 (
<a name="l00041"></a>00041 <span class="stringliteral">".intel_syntax noprefix;"</span>
<a name="l00042"></a>00042 AS1( push ebx)
<a name="l00043"></a>00043 #<span class="keywordflow">else</span>
<a name="l00044"></a>00044 #<span class="keywordflow">if</span> _MSC_VER < 1300
<a name="l00045"></a>00045 <span class="keyword">const</span> word64 *t = table;
<a name="l00046"></a>00046 AS2( mov edx, t)
<a name="l00047"></a>00047 <span class="preprocessor">#else</span>
<a name="l00048"></a>00048 <span class="preprocessor"></span> AS2( lea edx, [table])
<a name="l00049"></a>00049 <span class="preprocessor">#endif</span>
<a name="l00050"></a>00050 <span class="preprocessor"></span> AS2( mov eax, digest)
<a name="l00051"></a>00051 AS2( mov esi, X)
<a name="l00052"></a>00052 <span class="preprocessor">#endif</span>
<a name="l00053"></a>00053 <span class="preprocessor"></span> AS2( movq mm0, [eax])
<a name="l00054"></a>00054 AS2( movq mm1, [eax+1*8])
<a name="l00055"></a>00055 AS2( movq mm5, mm1)
<a name="l00056"></a>00056 AS2( movq mm2, [eax+2*8])
<a name="l00057"></a>00057 AS2( movq mm7, [edx+4*2048+0*8])
<a name="l00058"></a>00058 AS2( movq mm6, [edx+4*2048+1*8])
<a name="l00059"></a>00059 AS2( mov ecx, esp)
<a name="l00060"></a>00060 AS2( and esp, 0xfffffff0)
<a name="l00061"></a>00061 AS2( sub esp, 8*8)
<a name="l00062"></a>00062 AS1( push ecx)
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <span class="preprocessor">#define SSE2_round(a,b,c,x,mul) \</span>
<a name="l00065"></a>00065 <span class="preprocessor"> AS2( pxor c, [x])\</span>
<a name="l00066"></a>00066 <span class="preprocessor"> AS2( movd ecx, c)\</span>
<a name="l00067"></a>00067 <span class="preprocessor"> AS2( movzx edi, cl)\</span>
<a name="l00068"></a>00068 <span class="preprocessor"> AS2( movq mm3, [edx+0*2048+edi*8])\</span>
<a name="l00069"></a>00069 <span class="preprocessor"> AS2( movzx edi, ch)\</span>
<a name="l00070"></a>00070 <span class="preprocessor"> AS2( movq mm4, [edx+3*2048+edi*8])\</span>
<a name="l00071"></a>00071 <span class="preprocessor"> AS2( shr ecx, 16)\</span>
<a name="l00072"></a>00072 <span class="preprocessor"> AS2( movzx edi, cl)\</span>
<a name="l00073"></a>00073 <span class="preprocessor"> AS2( pxor mm3, [edx+1*2048+edi*8])\</span>
<a name="l00074"></a>00074 <span class="preprocessor"> AS2( movzx edi, ch)\</span>
<a name="l00075"></a>00075 <span class="preprocessor"> AS2( pxor mm4, [edx+2*2048+edi*8])\</span>
<a name="l00076"></a>00076 <span class="preprocessor"> AS3( pextrw ecx, c, 2)\</span>
<a name="l00077"></a>00077 <span class="preprocessor"> AS2( movzx edi, cl)\</span>
<a name="l00078"></a>00078 <span class="preprocessor"> AS2( pxor mm3, [edx+2*2048+edi*8])\</span>
<a name="l00079"></a>00079 <span class="preprocessor"> AS2( movzx edi, ch)\</span>
<a name="l00080"></a>00080 <span class="preprocessor"> AS2( pxor mm4, [edx+1*2048+edi*8])\</span>
<a name="l00081"></a>00081 <span class="preprocessor"> AS3( pextrw ecx, c, 3)\</span>
<a name="l00082"></a>00082 <span class="preprocessor"> AS2( movzx edi, cl)\</span>
<a name="l00083"></a>00083 <span class="preprocessor"> AS2( pxor mm3, [edx+3*2048+edi*8])\</span>
<a name="l00084"></a>00084 <span class="preprocessor"> AS2( psubq a, mm3)\</span>
<a name="l00085"></a>00085 <span class="preprocessor"> AS2( movzx edi, ch)\</span>
<a name="l00086"></a>00086 <span class="preprocessor"> AS2( pxor mm4, [edx+0*2048+edi*8])\</span>
<a name="l00087"></a>00087 <span class="preprocessor"> AS2( paddq b, mm4)\</span>
<a name="l00088"></a>00088 <span class="preprocessor"> SSE2_mul_##mul(b)</span>
<a name="l00089"></a>00089 <span class="preprocessor"></span>
<a name="l00090"></a>00090 <span class="preprocessor">#define SSE2_mul_5(b) \</span>
<a name="l00091"></a>00091 <span class="preprocessor"> AS2( movq mm3, b)\</span>
<a name="l00092"></a>00092 <span class="preprocessor"> AS2( psllq b, 2)\</span>
<a name="l00093"></a>00093 <span class="preprocessor"> AS2( paddq b, mm3)</span>
<a name="l00094"></a>00094 <span class="preprocessor"></span>
<a name="l00095"></a>00095 <span class="preprocessor">#define SSE2_mul_7(b) \</span>
<a name="l00096"></a>00096 <span class="preprocessor"> AS2( movq mm3, b)\</span>
<a name="l00097"></a>00097 <span class="preprocessor"> AS2( psllq b, 3)\</span>
<a name="l00098"></a>00098 <span class="preprocessor"> AS2( psubq b, mm3)</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span>
<a name="l00100"></a>00100 <span class="preprocessor">#define SSE2_mul_9(b) \</span>
<a name="l00101"></a>00101 <span class="preprocessor"> AS2( movq mm3, b)\</span>
<a name="l00102"></a>00102 <span class="preprocessor"> AS2( psllq b, 3)\</span>
<a name="l00103"></a>00103 <span class="preprocessor"> AS2( paddq b, mm3)</span>
<a name="l00104"></a>00104 <span class="preprocessor"></span>
<a name="l00105"></a>00105 <span class="preprocessor">#define label2_5 1</span>
<a name="l00106"></a>00106 <span class="preprocessor"></span><span class="preprocessor">#define label2_7 2</span>
<a name="l00107"></a>00107 <span class="preprocessor"></span><span class="preprocessor">#define label2_9 3</span>
<a name="l00108"></a>00108 <span class="preprocessor"></span>
<a name="l00109"></a>00109 <span class="preprocessor">#define SSE2_pass(A,B,C,mul,X) \</span>
<a name="l00110"></a>00110 <span class="preprocessor"> AS2( xor ebx, ebx)\</span>
<a name="l00111"></a>00111 <span class="preprocessor"> ASL(mul)\</span>
<a name="l00112"></a>00112 <span class="preprocessor"> SSE2_round(A,B,C,X+0*8+ebx,mul)\</span>
<a name="l00113"></a>00113 <span class="preprocessor"> SSE2_round(B,C,A,X+1*8+ebx,mul)\</span>
<a name="l00114"></a>00114 <span class="preprocessor"> AS2( cmp ebx, 6*8)\</span>
<a name="l00115"></a>00115 <span class="preprocessor"> ASJ( je, label2_##mul, f)\</span>
<a name="l00116"></a>00116 <span class="preprocessor"> SSE2_round(C,A,B,X+2*8+ebx,mul)\</span>
<a name="l00117"></a>00117 <span class="preprocessor"> AS2( add ebx, 3*8)\</span>
<a name="l00118"></a>00118 <span class="preprocessor"> ASJ( jmp, mul, b)\</span>
<a name="l00119"></a>00119 <span class="preprocessor"> ASL(label2_##mul)</span>
<a name="l00120"></a>00120 <span class="preprocessor"></span>
<a name="l00121"></a>00121 <span class="preprocessor">#define SSE2_key_schedule(Y,X) \</span>
<a name="l00122"></a>00122 <span class="preprocessor"> AS2( movq mm3, [X+7*8])\</span>
<a name="l00123"></a>00123 <span class="preprocessor"> AS2( pxor mm3, mm6)\</span>
<a name="l00124"></a>00124 <span class="preprocessor"> AS2( movq mm4, [X+0*8])\</span>
<a name="l00125"></a>00125 <span class="preprocessor"> AS2( psubq mm4, mm3)\</span>
<a name="l00126"></a>00126 <span class="preprocessor"> AS2( movq [Y+0*8], mm4)\</span>
<a name="l00127"></a>00127 <span class="preprocessor"> AS2( pxor mm4, [X+1*8])\</span>
<a name="l00128"></a>00128 <span class="preprocessor"> AS2( movq mm3, mm4)\</span>
<a name="l00129"></a>00129 <span class="preprocessor"> AS2( movq [Y+1*8], mm4)\</span>
<a name="l00130"></a>00130 <span class="preprocessor"> AS2( paddq mm4, [X+2*8])\</span>
<a name="l00131"></a>00131 <span class="preprocessor"> AS2( pxor mm3, mm7)\</span>
<a name="l00132"></a>00132 <span class="preprocessor"> AS2( psllq mm3, 19)\</span>
<a name="l00133"></a>00133 <span class="preprocessor"> AS2( movq [Y+2*8], mm4)\</span>
<a name="l00134"></a>00134 <span class="preprocessor"> AS2( pxor mm3, mm4)\</span>
<a name="l00135"></a>00135 <span class="preprocessor"> AS2( movq mm4, [X+3*8])\</span>
<a name="l00136"></a>00136 <span class="preprocessor"> AS2( psubq mm4, mm3)\</span>
<a name="l00137"></a>00137 <span class="preprocessor"> AS2( movq [Y+3*8], mm4)\</span>
<a name="l00138"></a>00138 <span class="preprocessor"> AS2( pxor mm4, [X+4*8])\</span>
<a name="l00139"></a>00139 <span class="preprocessor"> AS2( movq mm3, mm4)\</span>
<a name="l00140"></a>00140 <span class="preprocessor"> AS2( movq [Y+4*8], mm4)\</span>
<a name="l00141"></a>00141 <span class="preprocessor"> AS2( paddq mm4, [X+5*8])\</span>
<a name="l00142"></a>00142 <span class="preprocessor"> AS2( pxor mm3, mm7)\</span>
<a name="l00143"></a>00143 <span class="preprocessor"> AS2( psrlq mm3, 23)\</span>
<a name="l00144"></a>00144 <span class="preprocessor"> AS2( movq [Y+5*8], mm4)\</span>
<a name="l00145"></a>00145 <span class="preprocessor"> AS2( pxor mm3, mm4)\</span>
<a name="l00146"></a>00146 <span class="preprocessor"> AS2( movq mm4, [X+6*8])\</span>
<a name="l00147"></a>00147 <span class="preprocessor"> AS2( psubq mm4, mm3)\</span>
<a name="l00148"></a>00148 <span class="preprocessor"> AS2( movq [Y+6*8], mm4)\</span>
<a name="l00149"></a>00149 <span class="preprocessor"> AS2( pxor mm4, [X+7*8])\</span>
<a name="l00150"></a>00150 <span class="preprocessor"> AS2( movq mm3, mm4)\</span>
<a name="l00151"></a>00151 <span class="preprocessor"> AS2( movq [Y+7*8], mm4)\</span>
<a name="l00152"></a>00152 <span class="preprocessor"> AS2( paddq mm4, [Y+0*8])\</span>
<a name="l00153"></a>00153 <span class="preprocessor"> AS2( pxor mm3, mm7)\</span>
<a name="l00154"></a>00154 <span class="preprocessor"> AS2( psllq mm3, 19)\</span>
<a name="l00155"></a>00155 <span class="preprocessor"> AS2( movq [Y+0*8], mm4)\</span>
<a name="l00156"></a>00156 <span class="preprocessor"> AS2( pxor mm3, mm4)\</span>
<a name="l00157"></a>00157 <span class="preprocessor"> AS2( movq mm4, [Y+1*8])\</span>
<a name="l00158"></a>00158 <span class="preprocessor"> AS2( psubq mm4, mm3)\</span>
<a name="l00159"></a>00159 <span class="preprocessor"> AS2( movq [Y+1*8], mm4)\</span>
<a name="l00160"></a>00160 <span class="preprocessor"> AS2( pxor mm4, [Y+2*8])\</span>
<a name="l00161"></a>00161 <span class="preprocessor"> AS2( movq mm3, mm4)\</span>
<a name="l00162"></a>00162 <span class="preprocessor"> AS2( movq [Y+2*8], mm4)\</span>
<a name="l00163"></a>00163 <span class="preprocessor"> AS2( paddq mm4, [Y+3*8])\</span>
<a name="l00164"></a>00164 <span class="preprocessor"> AS2( pxor mm3, mm7)\</span>
<a name="l00165"></a>00165 <span class="preprocessor"> AS2( psrlq mm3, 23)\</span>
<a name="l00166"></a>00166 <span class="preprocessor"> AS2( movq [Y+3*8], mm4)\</span>
<a name="l00167"></a>00167 <span class="preprocessor"> AS2( pxor mm3, mm4)\</span>
<a name="l00168"></a>00168 <span class="preprocessor"> AS2( movq mm4, [Y+4*8])\</span>
<a name="l00169"></a>00169 <span class="preprocessor"> AS2( psubq mm4, mm3)\</span>
<a name="l00170"></a>00170 <span class="preprocessor"> AS2( movq [Y+4*8], mm4)\</span>
<a name="l00171"></a>00171 <span class="preprocessor"> AS2( pxor mm4, [Y+5*8])\</span>
<a name="l00172"></a>00172 <span class="preprocessor"> AS2( movq [Y+5*8], mm4)\</span>
<a name="l00173"></a>00173 <span class="preprocessor"> AS2( paddq mm4, [Y+6*8])\</span>
<a name="l00174"></a>00174 <span class="preprocessor"> AS2( movq [Y+6*8], mm4)\</span>
<a name="l00175"></a>00175 <span class="preprocessor"> AS2( pxor mm4, [edx+4*2048+2*8])\</span>
<a name="l00176"></a>00176 <span class="preprocessor"> AS2( movq mm3, [Y+7*8])\</span>
<a name="l00177"></a>00177 <span class="preprocessor"> AS2( psubq mm3, mm4)\</span>
<a name="l00178"></a>00178 <span class="preprocessor"> AS2( movq [Y+7*8], mm3)</span>
<a name="l00179"></a>00179 <span class="preprocessor"></span>
<a name="l00180"></a>00180 SSE2_pass(mm0, mm1, mm2, 5, esi)
<a name="l00181"></a>00181 SSE2_key_schedule(esp+4, esi)
<a name="l00182"></a>00182 SSE2_pass(mm2, mm0, mm1, 7, esp+4)
<a name="l00183"></a>00183 SSE2_key_schedule(esp+4, esp+4)
<a name="l00184"></a>00184 SSE2_pass(mm1, mm2, mm0, 9, esp+4)
<a name="l00185"></a>00185
<a name="l00186"></a>00186 AS2( pxor mm0, [eax+0*8])
<a name="l00187"></a>00187 AS2( movq [eax+0*8], mm0)
<a name="l00188"></a>00188 AS2( psubq mm1, mm5)
<a name="l00189"></a>00189 AS2( movq [eax+1*8], mm1)
<a name="l00190"></a>00190 AS2( paddq mm2, [eax+2*8])
<a name="l00191"></a>00191 AS2( movq [eax+2*8], mm2)
<a name="l00192"></a>00192
<a name="l00193"></a>00193 AS1( pop esp)
<a name="l00194"></a>00194 AS1( emms)
<a name="l00195"></a>00195 <span class="preprocessor">#ifdef __GNUC__</span>
<a name="l00196"></a>00196 <span class="preprocessor"></span> AS1( pop ebx)
<a name="l00197"></a>00197 <span class="stringliteral">".att_syntax prefix;"</span>
<a name="l00198"></a>00198 :
<a name="l00199"></a>00199 : <span class="stringliteral">"a"</span> (digest), <span class="stringliteral">"S"</span> (X), <span class="stringliteral">"d"</span> (table)
<a name="l00200"></a>00200 : <span class="stringliteral">"%ecx"</span>, <span class="stringliteral">"%edi"</span>, <span class="stringliteral">"memory"</span>, <span class="stringliteral">"cc"</span>
<a name="l00201"></a>00201 );
<a name="l00202"></a>00202 <span class="preprocessor">#endif</span>
<a name="l00203"></a>00203 <span class="preprocessor"></span> }
<a name="l00204"></a>00204 <span class="keywordflow">else</span>
<a name="l00205"></a>00205 <span class="preprocessor">#endif</span>
<a name="l00206"></a>00206 <span class="preprocessor"></span> {
<a name="l00207"></a>00207 word64 a = digest[0];
<a name="l00208"></a>00208 word64 b = digest[1];
<a name="l00209"></a>00209 word64 c = digest[2];
<a name="l00210"></a>00210 word64 Y[8];
<a name="l00211"></a>00211
<a name="l00212"></a>00212 <span class="preprocessor">#define t1 (table)</span>
<a name="l00213"></a>00213 <span class="preprocessor"></span><span class="preprocessor">#define t2 (table+256)</span>
<a name="l00214"></a>00214 <span class="preprocessor"></span><span class="preprocessor">#define t3 (table+256*2)</span>
<a name="l00215"></a>00215 <span class="preprocessor"></span><span class="preprocessor">#define t4 (table+256*3)</span>
<a name="l00216"></a>00216 <span class="preprocessor"></span>
<a name="l00217"></a>00217 <span class="preprocessor">#define round(a,b,c,x,mul) \</span>
<a name="l00218"></a>00218 <span class="preprocessor"> c ^= x; \</span>
<a name="l00219"></a>00219 <span class="preprocessor"> a -= t1[GETBYTE(c,0)] ^ t2[GETBYTE(c,2)] ^ t3[GETBYTE(c,4)] ^ t4[GETBYTE(c,6)]; \</span>
<a name="l00220"></a>00220 <span class="preprocessor"> b += t4[GETBYTE(c,1)] ^ t3[GETBYTE(c,3)] ^ t2[GETBYTE(c,5)] ^ t1[GETBYTE(c,7)]; \</span>
<a name="l00221"></a>00221 <span class="preprocessor"> b *= mul</span>
<a name="l00222"></a>00222 <span class="preprocessor"></span>
<a name="l00223"></a>00223 <span class="preprocessor">#define pass(a,b,c,mul,X) {\</span>
<a name="l00224"></a>00224 <span class="preprocessor"> int i=0;\</span>
<a name="l00225"></a>00225 <span class="preprocessor"> while (true)\</span>
<a name="l00226"></a>00226 <span class="preprocessor"> {\</span>
<a name="l00227"></a>00227 <span class="preprocessor"> round(a,b,c,X[i+0],mul); \</span>
<a name="l00228"></a>00228 <span class="preprocessor"> round(b,c,a,X[i+1],mul); \</span>
<a name="l00229"></a>00229 <span class="preprocessor"> if (i==6)\</span>
<a name="l00230"></a>00230 <span class="preprocessor"> break;\</span>
<a name="l00231"></a>00231 <span class="preprocessor"> round(c,a,b,X[i+2],mul); \</span>
<a name="l00232"></a>00232 <span class="preprocessor"> i+=3;\</span>
<a name="l00233"></a>00233 <span class="preprocessor"> }}</span>
<a name="l00234"></a>00234 <span class="preprocessor"></span>
<a name="l00235"></a>00235 <span class="preprocessor">#define key_schedule(Y,X) \</span>
<a name="l00236"></a>00236 <span class="preprocessor"> Y[0] = X[0] - (X[7]^W64LIT(0xA5A5A5A5A5A5A5A5)); \</span>
<a name="l00237"></a>00237 <span class="preprocessor"> Y[1] = X[1] ^ Y[0]; \</span>
<a name="l00238"></a>00238 <span class="preprocessor"> Y[2] = X[2] + Y[1]; \</span>
<a name="l00239"></a>00239 <span class="preprocessor"> Y[3] = X[3] - (Y[2] ^ ((~Y[1])<<19)); \</span>
<a name="l00240"></a>00240 <span class="preprocessor"> Y[4] = X[4] ^ Y[3]; \</span>
<a name="l00241"></a>00241 <span class="preprocessor"> Y[5] = X[5] + Y[4]; \</span>
<a name="l00242"></a>00242 <span class="preprocessor"> Y[6] = X[6] - (Y[5] ^ ((~Y[4])>>23)); \</span>
<a name="l00243"></a>00243 <span class="preprocessor"> Y[7] = X[7] ^ Y[6]; \</span>
<a name="l00244"></a>00244 <span class="preprocessor"> Y[0] += Y[7]; \</span>
<a name="l00245"></a>00245 <span class="preprocessor"> Y[1] -= Y[0] ^ ((~Y[7])<<19); \</span>
<a name="l00246"></a>00246 <span class="preprocessor"> Y[2] ^= Y[1]; \</span>
<a name="l00247"></a>00247 <span class="preprocessor"> Y[3] += Y[2]; \</span>
<a name="l00248"></a>00248 <span class="preprocessor"> Y[4] -= Y[3] ^ ((~Y[2])>>23); \</span>
<a name="l00249"></a>00249 <span class="preprocessor"> Y[5] ^= Y[4]; \</span>
<a name="l00250"></a>00250 <span class="preprocessor"> Y[6] += Y[5]; \</span>
<a name="l00251"></a>00251 <span class="preprocessor"> Y[7] -= Y[6] ^ W64LIT(0x0123456789ABCDEF)</span>
<a name="l00252"></a>00252 <span class="preprocessor"></span>
<a name="l00253"></a>00253 pass(a,b,c,5,X);
<a name="l00254"></a>00254 key_schedule(Y,X);
<a name="l00255"></a>00255 pass(c,a,b,7,Y);
<a name="l00256"></a>00256 key_schedule(Y,Y);
<a name="l00257"></a>00257 pass(b,c,a,9,Y);
<a name="l00258"></a>00258
<a name="l00259"></a>00259 digest[0] = a ^ digest[0];
<a name="l00260"></a>00260 digest[1] = b - digest[1];
<a name="l00261"></a>00261 digest[2] = c + digest[2];
<a name="l00262"></a>00262 }
<a name="l00263"></a>00263 }
<a name="l00264"></a>00264
<a name="l00265"></a>00265 NAMESPACE_END
</pre></div></div>
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