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author | Tycho <work.tycho+git@gmail.com> | 2014-01-26 15:28:51 +0100 |
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committer | Tycho <work.tycho+git@gmail.com> | 2014-01-26 15:28:51 +0100 |
commit | bed2ee22e8283a2e8bd0790a89124839319c2fc3 (patch) | |
tree | ee9e66a7b7c63995797a502f209079c1422ce9c9 /lib/cryptopp/tiger.cpp | |
parent | Refactored cBlockHandler::OnUse and dependents (diff) | |
parent | Merge pull request #589 from mc-server/minecartimprovements (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | lib/cryptopp/tiger.cpp | 265 |
1 files changed, 0 insertions, 265 deletions
diff --git a/lib/cryptopp/tiger.cpp b/lib/cryptopp/tiger.cpp deleted file mode 100644 index c6c05caed..000000000 --- a/lib/cryptopp/tiger.cpp +++ /dev/null @@ -1,265 +0,0 @@ -// tiger.cpp - written and placed in the public domain by Wei Dai - -#include "pch.h" -#include "tiger.h" -#include "misc.h" -#include "cpu.h" - -NAMESPACE_BEGIN(CryptoPP) - -void Tiger::InitState(HashWordType *state) -{ - state[0] = W64LIT(0x0123456789ABCDEF); - state[1] = W64LIT(0xFEDCBA9876543210); - state[2] = W64LIT(0xF096A5B4C3B2E187); -} - -void Tiger::TruncatedFinal(byte *hash, size_t size) -{ - ThrowIfInvalidTruncatedSize(size); - - PadLastBlock(56, 0x01); - CorrectEndianess(m_data, m_data, 56); - - m_data[7] = GetBitCountLo(); - - Transform(m_state, m_data); - CorrectEndianess(m_state, m_state, DigestSize()); - memcpy(hash, m_state, size); - - Restart(); // reinit for next use -} - -void Tiger::Transform (word64 *digest, const word64 *X) -{ -#if CRYPTOPP_BOOL_SSE2_ASM_AVAILABLE && CRYPTOPP_BOOL_X86 - if (HasSSE2()) - { -#ifdef __GNUC__ - __asm__ __volatile__ - ( - ".intel_syntax noprefix;" - AS1( push ebx) -#else - #if _MSC_VER < 1300 - const word64 *t = table; - AS2( mov edx, t) - #else - AS2( lea edx, [table]) - #endif - AS2( mov eax, digest) - AS2( mov esi, X) -#endif - AS2( movq mm0, [eax]) - AS2( movq mm1, [eax+1*8]) - AS2( movq mm5, mm1) - AS2( movq mm2, [eax+2*8]) - AS2( movq mm7, [edx+4*2048+0*8]) - AS2( movq mm6, [edx+4*2048+1*8]) - AS2( mov ecx, esp) - AS2( and esp, 0xfffffff0) - AS2( sub esp, 8*8) - AS1( push ecx) - -#define SSE2_round(a,b,c,x,mul) \ - AS2( pxor c, [x])\ - AS2( movd ecx, c)\ - AS2( movzx edi, cl)\ - AS2( movq mm3, [edx+0*2048+edi*8])\ - AS2( movzx edi, ch)\ - AS2( movq mm4, [edx+3*2048+edi*8])\ - AS2( shr ecx, 16)\ - AS2( movzx edi, cl)\ - AS2( pxor mm3, [edx+1*2048+edi*8])\ - AS2( movzx edi, ch)\ - AS2( pxor mm4, [edx+2*2048+edi*8])\ - AS3( pextrw ecx, c, 2)\ - AS2( movzx edi, cl)\ - AS2( pxor mm3, [edx+2*2048+edi*8])\ - AS2( movzx edi, ch)\ - AS2( pxor mm4, [edx+1*2048+edi*8])\ - AS3( pextrw ecx, c, 3)\ - AS2( movzx edi, cl)\ - AS2( pxor mm3, [edx+3*2048+edi*8])\ - AS2( psubq a, mm3)\ - AS2( movzx edi, ch)\ - AS2( pxor mm4, [edx+0*2048+edi*8])\ - AS2( paddq b, mm4)\ - SSE2_mul_##mul(b) - -#define SSE2_mul_5(b) \ - AS2( movq mm3, b)\ - AS2( psllq b, 2)\ - AS2( paddq b, mm3) - -#define SSE2_mul_7(b) \ - AS2( movq mm3, b)\ - AS2( psllq b, 3)\ - AS2( psubq b, mm3) - -#define SSE2_mul_9(b) \ - AS2( movq mm3, b)\ - AS2( psllq b, 3)\ - AS2( paddq b, mm3) - -#define label2_5 1 -#define label2_7 2 -#define label2_9 3 - -#define SSE2_pass(A,B,C,mul,X) \ - AS2( xor ebx, ebx)\ - ASL(mul)\ - SSE2_round(A,B,C,X+0*8+ebx,mul)\ - SSE2_round(B,C,A,X+1*8+ebx,mul)\ - AS2( cmp ebx, 6*8)\ - ASJ( je, label2_##mul, f)\ - SSE2_round(C,A,B,X+2*8+ebx,mul)\ - AS2( add ebx, 3*8)\ - ASJ( jmp, mul, b)\ - ASL(label2_##mul) - -#define SSE2_key_schedule(Y,X) \ - AS2( movq mm3, [X+7*8])\ - AS2( pxor mm3, mm6)\ - AS2( movq mm4, [X+0*8])\ - AS2( psubq mm4, mm3)\ - AS2( movq [Y+0*8], mm4)\ - AS2( pxor mm4, [X+1*8])\ - AS2( movq mm3, mm4)\ - AS2( movq [Y+1*8], mm4)\ - AS2( paddq mm4, [X+2*8])\ - AS2( pxor mm3, mm7)\ - AS2( psllq mm3, 19)\ - AS2( movq [Y+2*8], mm4)\ - AS2( pxor mm3, mm4)\ - AS2( movq mm4, [X+3*8])\ - AS2( psubq mm4, mm3)\ - AS2( movq [Y+3*8], mm4)\ - AS2( pxor mm4, [X+4*8])\ - AS2( movq mm3, mm4)\ - AS2( movq [Y+4*8], mm4)\ - AS2( paddq mm4, [X+5*8])\ - AS2( pxor mm3, mm7)\ - AS2( psrlq mm3, 23)\ - AS2( movq [Y+5*8], mm4)\ - AS2( pxor mm3, mm4)\ - AS2( movq mm4, [X+6*8])\ - AS2( psubq mm4, mm3)\ - AS2( movq [Y+6*8], mm4)\ - AS2( pxor mm4, [X+7*8])\ - AS2( movq mm3, mm4)\ - AS2( movq [Y+7*8], mm4)\ - AS2( paddq mm4, [Y+0*8])\ - AS2( pxor mm3, mm7)\ - AS2( psllq mm3, 19)\ - AS2( movq [Y+0*8], mm4)\ - AS2( pxor mm3, mm4)\ - AS2( movq mm4, [Y+1*8])\ - AS2( psubq mm4, mm3)\ - AS2( movq [Y+1*8], mm4)\ - AS2( pxor mm4, [Y+2*8])\ - AS2( movq mm3, mm4)\ - AS2( movq [Y+2*8], mm4)\ - AS2( paddq mm4, [Y+3*8])\ - AS2( pxor mm3, mm7)\ - AS2( psrlq mm3, 23)\ - AS2( movq [Y+3*8], mm4)\ - AS2( pxor mm3, mm4)\ - AS2( movq mm4, [Y+4*8])\ - AS2( psubq mm4, mm3)\ - AS2( movq [Y+4*8], mm4)\ - AS2( pxor mm4, [Y+5*8])\ - AS2( movq [Y+5*8], mm4)\ - AS2( paddq mm4, [Y+6*8])\ - AS2( movq [Y+6*8], mm4)\ - AS2( pxor mm4, [edx+4*2048+2*8])\ - AS2( movq mm3, [Y+7*8])\ - AS2( psubq mm3, mm4)\ - AS2( movq [Y+7*8], mm3) - - SSE2_pass(mm0, mm1, mm2, 5, esi) - SSE2_key_schedule(esp+4, esi) - SSE2_pass(mm2, mm0, mm1, 7, esp+4) - SSE2_key_schedule(esp+4, esp+4) - SSE2_pass(mm1, mm2, mm0, 9, esp+4) - - AS2( pxor mm0, [eax+0*8]) - AS2( movq [eax+0*8], mm0) - AS2( psubq mm1, mm5) - AS2( movq [eax+1*8], mm1) - AS2( paddq mm2, [eax+2*8]) - AS2( movq [eax+2*8], mm2) - - AS1( pop esp) - AS1( emms) -#ifdef __GNUC__ - AS1( pop ebx) - ".att_syntax prefix;" - : - : "a" (digest), "S" (X), "d" (table) - : "%ecx", "%edi", "memory", "cc" - ); -#endif - } - else -#endif - { - word64 a = digest[0]; - word64 b = digest[1]; - word64 c = digest[2]; - word64 Y[8]; - -#define t1 (table) -#define t2 (table+256) -#define t3 (table+256*2) -#define t4 (table+256*3) - -#define round(a,b,c,x,mul) \ - c ^= x; \ - a -= t1[GETBYTE(c,0)] ^ t2[GETBYTE(c,2)] ^ t3[GETBYTE(c,4)] ^ t4[GETBYTE(c,6)]; \ - b += t4[GETBYTE(c,1)] ^ t3[GETBYTE(c,3)] ^ t2[GETBYTE(c,5)] ^ t1[GETBYTE(c,7)]; \ - b *= mul - -#define pass(a,b,c,mul,X) {\ - int i=0;\ - while (true)\ - {\ - round(a,b,c,X[i+0],mul); \ - round(b,c,a,X[i+1],mul); \ - if (i==6)\ - break;\ - round(c,a,b,X[i+2],mul); \ - i+=3;\ - }} - -#define key_schedule(Y,X) \ - Y[0] = X[0] - (X[7]^W64LIT(0xA5A5A5A5A5A5A5A5)); \ - Y[1] = X[1] ^ Y[0]; \ - Y[2] = X[2] + Y[1]; \ - Y[3] = X[3] - (Y[2] ^ ((~Y[1])<<19)); \ - Y[4] = X[4] ^ Y[3]; \ - Y[5] = X[5] + Y[4]; \ - Y[6] = X[6] - (Y[5] ^ ((~Y[4])>>23)); \ - Y[7] = X[7] ^ Y[6]; \ - Y[0] += Y[7]; \ - Y[1] -= Y[0] ^ ((~Y[7])<<19); \ - Y[2] ^= Y[1]; \ - Y[3] += Y[2]; \ - Y[4] -= Y[3] ^ ((~Y[2])>>23); \ - Y[5] ^= Y[4]; \ - Y[6] += Y[5]; \ - Y[7] -= Y[6] ^ W64LIT(0x0123456789ABCDEF) - - pass(a,b,c,5,X); - key_schedule(Y,X); - pass(c,a,b,7,Y); - key_schedule(Y,Y); - pass(b,c,a,9,Y); - - digest[0] = a ^ digest[0]; - digest[1] = b - digest[1]; - digest[2] = c + digest[2]; - } -} - -NAMESPACE_END |