int64 a int64 arg1 int64 arg2 int64 arg3 int64 arg4 input arg1 input arg2 input arg3 input arg4 int64 k int64 kbits int64 iv int64 i int64 x int64 m int64 out int64 bytes stack32 eax_stack stack32 ebx_stack stack32 esi_stack stack32 edi_stack stack32 ebp_stack int6464 diag0 int6464 diag1 int6464 diag2 int6464 diag3 # situation at beginning of first round: # diag0: x0 x5 x10 x15 # diag1: x12 x1 x6 x11 # diag2: x8 x13 x2 x7 # diag3: x4 x9 x14 x3 # situation at beginning of second round: # diag0: x0 x5 x10 x15 # diag1: x1 x6 x11 x12 # diag2: x2 x7 x8 x13 # diag3: x3 x4 x9 x14 int6464 a0 int6464 a1 int6464 a2 int6464 a3 int6464 a4 int6464 a5 int6464 a6 int6464 a7 int6464 b0 int6464 b1 int6464 b2 int6464 b3 int6464 b4 int6464 b5 int6464 b6 int6464 b7 int6464 z0 int6464 z1 int6464 z2 int6464 z3 int6464 z4 int6464 z5 int6464 z6 int6464 z7 int6464 z8 int6464 z9 int6464 z10 int6464 z11 int6464 z12 int6464 z13 int6464 z14 int6464 z15 stack128 z0_stack stack128 z1_stack stack128 z2_stack stack128 z3_stack stack128 z4_stack stack128 z5_stack stack128 z6_stack stack128 z7_stack stack128 z8_stack stack128 z9_stack stack128 z10_stack stack128 z11_stack stack128 z12_stack stack128 z13_stack stack128 z14_stack stack128 z15_stack stack128 orig0 stack128 orig1 stack128 orig2 stack128 orig3 stack128 orig4 stack128 orig5 stack128 orig6 stack128 orig7 stack128 orig8 stack128 orig9 stack128 orig10 stack128 orig11 stack128 orig12 stack128 orig13 stack128 orig14 stack128 orig15 int6464 p int6464 q int6464 r int6464 s int6464 t int6464 u int6464 v int6464 w int6464 mp int6464 mq int6464 mr int6464 ms int6464 mt int6464 mu int6464 mv int6464 mw int64 in0 int64 in1 int64 in2 int64 in3 int64 in4 int64 in5 int64 in6 int64 in7 int64 in8 int64 in9 int64 in10 int64 in11 int64 in12 int64 in13 int64 in14 int64 in15 stack512 tmp int64 ctarget stack64 bytes_backup enter ECRYPT_keystream_bytes x = arg1 m = arg2 out = m bytes = arg3 unsigned>? bytes - 0 goto done if !unsigned> a = 0 i = bytes while (i) { *out++ = a; --i } out -= bytes goto start enter ECRYPT_decrypt_bytes x = arg1 m = arg2 out = arg3 bytes = arg4 unsigned>? bytes - 0 goto done if !unsigned> goto start enter ECRYPT_encrypt_bytes x = arg1 m = arg2 out = arg3 bytes = arg4 unsigned>? bytes - 0 goto done if !unsigned> start: unsigned>= 32 ((uint32 *) &orig8)[1] = in8 ((uint32 *) &orig9)[1] = in9 in8 += 1 in9 <<= 32 in8 += in9 in9 = in8 (uint64) in9 >>= 32 ((uint32 *) &orig8)[2] = in8 ((uint32 *) &orig9)[2] = in9 in8 += 1 in9 <<= 32 in8 += in9 in9 = in8 (uint64) in9 >>= 32 ((uint32 *) &orig8)[3] = in8 ((uint32 *) &orig9)[3] = in9 in8 += 1 in9 <<= 32 in8 += in9 in9 = in8 (uint64) in9 >>= 32 *(uint32 *) (x + 32) = in8 *(uint32 *) (x + 52) = in9 bytes_backup = bytes i = 20 z5 = orig5 z10 = orig10 z15 = orig15 z14 = orig14 z3 = orig3 z6 = orig6 z11 = orig11 z1 = orig1 z5_stack = z5 z10_stack = z10 z15_stack = z15 z14_stack = z14 z3_stack = z3 z6_stack = z6 z11_stack = z11 z1_stack = z1 z7 = orig7 z13 = orig13 z2 = orig2 z9 = orig9 p = orig0 t = orig12 q = orig4 r = orig8 z7_stack = z7 z13_stack = z13 z2_stack = z2 z9_stack = z9 z0_stack = p z12_stack = t z4_stack = q z8_stack = r mainloop1: assign xmm0 to p assign xmm1 to r assign xmm2 to t assign xmm3 to q s = t uint32323232 t += p u = t uint32323232 t >>= 25 q ^= t uint32323232 u <<= 7 q ^= u z4_stack = q t = p uint32323232 t += q u = t uint32323232 t >>= 23 r ^= t uint32323232 u <<= 9 r ^= u z8_stack = r uint32323232 q += r u = q uint32323232 q >>= 19 s ^= q uint32323232 u <<= 13 s ^= u mt = z1_stack mp = z5_stack mq = z9_stack mr = z13_stack z12_stack = s uint32323232 r += s u = r uint32323232 r >>= 14 p ^= r uint32323232 u <<= 18 p ^= u z0_stack = p assign xmm2 to mt assign xmm3 to mq assign xmm4 to mp assign xmm5 to mr ms = mt uint32323232 mt += mp mu = mt uint32323232 mt >>= 25 mq ^= mt uint32323232 mu <<= 7 mq ^= mu z9_stack = mq mt = mp uint32323232 mt += mq mu = mt uint32323232 mt >>= 23 mr ^= mt uint32323232 mu <<= 9 mr ^= mu z13_stack = mr uint32323232 mq += mr mu = mq uint32323232 mq >>= 19 ms ^= mq uint32323232 mu <<= 13 ms ^= mu t = z6_stack p = z10_stack q = z14_stack r = z2_stack z1_stack = ms uint32323232 mr += ms mu = mr uint32323232 mr >>= 14 mp ^= mr uint32323232 mu <<= 18 mp ^= mu z5_stack = mp assign xmm0 to p assign xmm1 to r assign xmm2 to t assign xmm3 to q s = t uint32323232 t += p u = t uint32323232 t >>= 25 q ^= t uint32323232 u <<= 7 q ^= u z14_stack = q t = p uint32323232 t += q u = t uint32323232 t >>= 23 r ^= t uint32323232 u <<= 9 r ^= u z2_stack = r uint32323232 q += r u = q uint32323232 q >>= 19 s ^= q uint32323232 u <<= 13 s ^= u mt = z11_stack mp = z15_stack mq = z3_stack mr = z7_stack z6_stack = s uint32323232 r += s u = r uint32323232 r >>= 14 p ^= r uint32323232 u <<= 18 p ^= u z10_stack = p assign xmm2 to mt assign xmm3 to mq assign xmm4 to mp assign xmm5 to mr ms = mt uint32323232 mt += mp mu = mt uint32323232 mt >>= 25 mq ^= mt uint32323232 mu <<= 7 mq ^= mu z3_stack = mq mt = mp uint32323232 mt += mq mu = mt uint32323232 mt >>= 23 mr ^= mt uint32323232 mu <<= 9 mr ^= mu z7_stack = mr uint32323232 mq += mr mu = mq uint32323232 mq >>= 19 ms ^= mq uint32323232 mu <<= 13 ms ^= mu t = z3_stack p = z0_stack q = z1_stack r = z2_stack z11_stack = ms uint32323232 mr += ms mu = mr uint32323232 mr >>= 14 mp ^= mr uint32323232 mu <<= 18 mp ^= mu z15_stack = mp assign xmm0 to p assign xmm1 to r assign xmm2 to t assign xmm3 to q s = t uint32323232 t += p u = t uint32323232 t >>= 25 q ^= t uint32323232 u <<= 7 q ^= u z1_stack = q t = p uint32323232 t += q u = t uint32323232 t >>= 23 r ^= t uint32323232 u <<= 9 r ^= u z2_stack = r uint32323232 q += r u = q uint32323232 q >>= 19 s ^= q uint32323232 u <<= 13 s ^= u mt = z4_stack mp = z5_stack mq = z6_stack mr = z7_stack z3_stack = s uint32323232 r += s u = r uint32323232 r >>= 14 p ^= r uint32323232 u <<= 18 p ^= u z0_stack = p assign xmm2 to mt assign xmm3 to mq assign xmm4 to mp assign xmm5 to mr ms = mt uint32323232 mt += mp mu = mt uint32323232 mt >>= 25 mq ^= mt uint32323232 mu <<= 7 mq ^= mu z6_stack = mq mt = mp uint32323232 mt += mq mu = mt uint32323232 mt >>= 23 mr ^= mt uint32323232 mu <<= 9 mr ^= mu z7_stack = mr uint32323232 mq += mr mu = mq uint32323232 mq >>= 19 ms ^= mq uint32323232 mu <<= 13 ms ^= mu t = z9_stack p = z10_stack q = z11_stack r = z8_stack z4_stack = ms uint32323232 mr += ms mu = mr uint32323232 mr >>= 14 mp ^= mr uint32323232 mu <<= 18 mp ^= mu z5_stack = mp assign xmm0 to p assign xmm1 to r assign xmm2 to t assign xmm3 to q s = t uint32323232 t += p u = t uint32323232 t >>= 25 q ^= t uint32323232 u <<= 7 q ^= u z11_stack = q t = p uint32323232 t += q u = t uint32323232 t >>= 23 r ^= t uint32323232 u <<= 9 r ^= u z8_stack = r uint32323232 q += r u = q uint32323232 q >>= 19 s ^= q uint32323232 u <<= 13 s ^= u mt = z14_stack mp = z15_stack mq = z12_stack mr = z13_stack z9_stack = s uint32323232 r += s u = r uint32323232 r >>= 14 p ^= r uint32323232 u <<= 18 p ^= u z10_stack = p assign xmm2 to mt assign xmm3 to mq assign xmm4 to mp assign xmm5 to mr ms = mt uint32323232 mt += mp mu = mt uint32323232 mt >>= 25 mq ^= mt uint32323232 mu <<= 7 mq ^= mu z12_stack = mq mt = mp uint32323232 mt += mq mu = mt uint32323232 mt >>= 23 mr ^= mt uint32323232 mu <<= 9 mr ^= mu z13_stack = mr uint32323232 mq += mr mu = mq uint32323232 mq >>= 19 ms ^= mq uint32323232 mu <<= 13 ms ^= mu t = z12_stack p = z0_stack q = z4_stack r = z8_stack z14_stack = ms uint32323232 mr += ms mu = mr uint32323232 mr >>= 14 mp ^= mr uint32323232 mu <<= 18 mp ^= mu z15_stack = mp unsigned>? i -= 2 goto mainloop1 if unsigned> z0 = z0_stack z1 = z1_stack z2 = z2_stack z3 = z3_stack uint32323232 z0 += orig0 uint32323232 z1 += orig1 uint32323232 z2 += orig2 uint32323232 z3 += orig3 in0 = z0 in1 = z1 in2 = z2 in3 = z3 z0 <<<= 96 z1 <<<= 96 z2 <<<= 96 z3 <<<= 96 (uint32) in0 ^= *(uint32 *) (m + 0) (uint32) in1 ^= *(uint32 *) (m + 4) (uint32) in2 ^= *(uint32 *) (m + 8) (uint32) in3 ^= *(uint32 *) (m + 12) *(uint32 *) (out + 0) = in0 *(uint32 *) (out + 4) = in1 *(uint32 *) (out + 8) = in2 *(uint32 *) (out + 12) = in3 in0 = z0 in1 = z1 in2 = z2 in3 = z3 z0 <<<= 96 z1 <<<= 96 z2 <<<= 96 z3 <<<= 96 (uint32) in0 ^= *(uint32 *) (m + 64) (uint32) in1 ^= *(uint32 *) (m + 68) (uint32) in2 ^= *(uint32 *) (m + 72) (uint32) in3 ^= *(uint32 *) (m + 76) *(uint32 *) (out + 64) = in0 *(uint32 *) (out + 68) = in1 *(uint32 *) (out + 72) = in2 *(uint32 *) (out + 76) = in3 in0 = z0 in1 = z1 in2 = z2 in3 = z3 z0 <<<= 96 z1 <<<= 96 z2 <<<= 96 z3 <<<= 96 (uint32) in0 ^= *(uint32 *) (m + 128) (uint32) in1 ^= *(uint32 *) (m + 132) (uint32) in2 ^= *(uint32 *) (m + 136) (uint32) in3 ^= *(uint32 *) (m + 140) *(uint32 *) (out + 128) = in0 *(uint32 *) (out + 132) = in1 *(uint32 *) (out + 136) = in2 *(uint32 *) (out + 140) = in3 in0 = z0 in1 = z1 in2 = z2 in3 = z3 (uint32) in0 ^= *(uint32 *) (m + 192) (uint32) in1 ^= *(uint32 *) (m + 196) (uint32) in2 ^= *(uint32 *) (m + 200) (uint32) in3 ^= *(uint32 *) (m + 204) *(uint32 *) (out + 192) = in0 *(uint32 *) (out + 196) = in1 *(uint32 *) (out + 200) = in2 *(uint32 *) (out + 204) = in3 z4 = z4_stack z5 = z5_stack z6 = z6_stack z7 = z7_stack uint32323232 z4 += orig4 uint32323232 z5 += orig5 uint32323232 z6 += orig6 uint32323232 z7 += orig7 in4 = z4 in5 = z5 in6 = z6 in7 = z7 z4 <<<= 96 z5 <<<= 96 z6 <<<= 96 z7 <<<= 96 (uint32) in4 ^= *(uint32 *) (m + 16) (uint32) in5 ^= *(uint32 *) (m + 20) (uint32) in6 ^= *(uint32 *) (m + 24) (uint32) in7 ^= *(uint32 *) (m + 28) *(uint32 *) (out + 16) = in4 *(uint32 *) (out + 20) = in5 *(uint32 *) (out + 24) = in6 *(uint32 *) (out + 28) = in7 in4 = z4 in5 = z5 in6 = z6 in7 = z7 z4 <<<= 96 z5 <<<= 96 z6 <<<= 96 z7 <<<= 96 (uint32) in4 ^= *(uint32 *) (m + 80) (uint32) in5 ^= *(uint32 *) (m + 84) (uint32) in6 ^= *(uint32 *) (m + 88) (uint32) in7 ^= *(uint32 *) (m + 92) *(uint32 *) (out + 80) = in4 *(uint32 *) (out + 84) = in5 *(uint32 *) (out + 88) = in6 *(uint32 *) (out + 92) = in7 in4 = z4 in5 = z5 in6 = z6 in7 = z7 z4 <<<= 96 z5 <<<= 96 z6 <<<= 96 z7 <<<= 96 (uint32) in4 ^= *(uint32 *) (m + 144) (uint32) in5 ^= *(uint32 *) (m + 148) (uint32) in6 ^= *(uint32 *) (m + 152) (uint32) in7 ^= *(uint32 *) (m + 156) *(uint32 *) (out + 144) = in4 *(uint32 *) (out + 148) = in5 *(uint32 *) (out + 152) = in6 *(uint32 *) (out + 156) = in7 in4 = z4 in5 = z5 in6 = z6 in7 = z7 (uint32) in4 ^= *(uint32 *) (m + 208) (uint32) in5 ^= *(uint32 *) (m + 212) (uint32) in6 ^= *(uint32 *) (m + 216) (uint32) in7 ^= *(uint32 *) (m + 220) *(uint32 *) (out + 208) = in4 *(uint32 *) (out + 212) = in5 *(uint32 *) (out + 216) = in6 *(uint32 *) (out + 220) = in7 z8 = z8_stack z9 = z9_stack z10 = z10_stack z11 = z11_stack uint32323232 z8 += orig8 uint32323232 z9 += orig9 uint32323232 z10 += orig10 uint32323232 z11 += orig11 in8 = z8 in9 = z9 in10 = z10 in11 = z11 z8 <<<= 96 z9 <<<= 96 z10 <<<= 96 z11 <<<= 96 (uint32) in8 ^= *(uint32 *) (m + 32) (uint32) in9 ^= *(uint32 *) (m + 36) (uint32) in10 ^= *(uint32 *) (m + 40) (uint32) in11 ^= *(uint32 *) (m + 44) *(uint32 *) (out + 32) = in8 *(uint32 *) (out + 36) = in9 *(uint32 *) (out + 40) = in10 *(uint32 *) (out + 44) = in11 in8 = z8 in9 = z9 in10 = z10 in11 = z11 z8 <<<= 96 z9 <<<= 96 z10 <<<= 96 z11 <<<= 96 (uint32) in8 ^= *(uint32 *) (m + 96) (uint32) in9 ^= *(uint32 *) (m + 100) (uint32) in10 ^= *(uint32 *) (m + 104) (uint32) in11 ^= *(uint32 *) (m + 108) *(uint32 *) (out + 96) = in8 *(uint32 *) (out + 100) = in9 *(uint32 *) (out + 104) = in10 *(uint32 *) (out + 108) = in11 in8 = z8 in9 = z9 in10 = z10 in11 = z11 z8 <<<= 96 z9 <<<= 96 z10 <<<= 96 z11 <<<= 96 (uint32) in8 ^= *(uint32 *) (m + 160) (uint32) in9 ^= *(uint32 *) (m + 164) (uint32) in10 ^= *(uint32 *) (m + 168) (uint32) in11 ^= *(uint32 *) (m + 172) *(uint32 *) (out + 160) = in8 *(uint32 *) (out + 164) = in9 *(uint32 *) (out + 168) = in10 *(uint32 *) (out + 172) = in11 in8 = z8 in9 = z9 in10 = z10 in11 = z11 (uint32) in8 ^= *(uint32 *) (m + 224) (uint32) in9 ^= *(uint32 *) (m + 228) (uint32) in10 ^= *(uint32 *) (m + 232) (uint32) in11 ^= *(uint32 *) (m + 236) *(uint32 *) (out + 224) = in8 *(uint32 *) (out + 228) = in9 *(uint32 *) (out + 232) = in10 *(uint32 *) (out + 236) = in11 z12 = z12_stack z13 = z13_stack z14 = z14_stack z15 = z15_stack uint32323232 z12 += orig12 uint32323232 z13 += orig13 uint32323232 z14 += orig14 uint32323232 z15 += orig15 in12 = z12 in13 = z13 in14 = z14 in15 = z15 z12 <<<= 96 z13 <<<= 96 z14 <<<= 96 z15 <<<= 96 (uint32) in12 ^= *(uint32 *) (m + 48) (uint32) in13 ^= *(uint32 *) (m + 52) (uint32) in14 ^= *(uint32 *) (m + 56) (uint32) in15 ^= *(uint32 *) (m + 60) *(uint32 *) (out + 48) = in12 *(uint32 *) (out + 52) = in13 *(uint32 *) (out + 56) = in14 *(uint32 *) (out + 60) = in15 in12 = z12 in13 = z13 in14 = z14 in15 = z15 z12 <<<= 96 z13 <<<= 96 z14 <<<= 96 z15 <<<= 96 (uint32) in12 ^= *(uint32 *) (m + 112) (uint32) in13 ^= *(uint32 *) (m + 116) (uint32) in14 ^= *(uint32 *) (m + 120) (uint32) in15 ^= *(uint32 *) (m + 124) *(uint32 *) (out + 112) = in12 *(uint32 *) (out + 116) = in13 *(uint32 *) (out + 120) = in14 *(uint32 *) (out + 124) = in15 in12 = z12 in13 = z13 in14 = z14 in15 = z15 z12 <<<= 96 z13 <<<= 96 z14 <<<= 96 z15 <<<= 96 (uint32) in12 ^= *(uint32 *) (m + 176) (uint32) in13 ^= *(uint32 *) (m + 180) (uint32) in14 ^= *(uint32 *) (m + 184) (uint32) in15 ^= *(uint32 *) (m + 188) *(uint32 *) (out + 176) = in12 *(uint32 *) (out + 180) = in13 *(uint32 *) (out + 184) = in14 *(uint32 *) (out + 188) = in15 in12 = z12 in13 = z13 in14 = z14 in15 = z15 (uint32) in12 ^= *(uint32 *) (m + 240) (uint32) in13 ^= *(uint32 *) (m + 244) (uint32) in14 ^= *(uint32 *) (m + 248) (uint32) in15 ^= *(uint32 *) (m + 252) *(uint32 *) (out + 240) = in12 *(uint32 *) (out + 244) = in13 *(uint32 *) (out + 248) = in14 *(uint32 *) (out + 252) = in15 bytes = bytes_backup bytes -= 256 m += 256 out += 256 unsigned? bytes - 0 goto done if !unsigned> bytesbetween1and255: unsigned>= 25 diag3 ^= a0 diag3 ^= b0 uint32323232 a1 += diag3 a2 = diag3 b1 = a1 uint32323232 a1 <<= 9 uint32323232 b1 >>= 23 diag2 ^= a1 diag3 <<<= 32 diag2 ^= b1 uint32323232 a2 += diag2 a3 = diag2 b2 = a2 uint32323232 a2 <<= 13 uint32323232 b2 >>= 19 diag1 ^= a2 diag2 <<<= 64 diag1 ^= b2 uint32323232 a3 += diag1 a4 = diag3 b3 = a3 uint32323232 a3 <<= 18 uint32323232 b3 >>= 14 diag0 ^= a3 diag1 <<<= 96 diag0 ^= b3 uint32323232 a4 += diag0 a5 = diag0 b4 = a4 uint32323232 a4 <<= 7 uint32323232 b4 >>= 25 diag1 ^= a4 diag1 ^= b4 uint32323232 a5 += diag1 a6 = diag1 b5 = a5 uint32323232 a5 <<= 9 uint32323232 b5 >>= 23 diag2 ^= a5 diag1 <<<= 32 diag2 ^= b5 uint32323232 a6 += diag2 a7 = diag2 b6 = a6 uint32323232 a6 <<= 13 uint32323232 b6 >>= 19 diag3 ^= a6 diag2 <<<= 64 diag3 ^= b6 uint32323232 a7 += diag3 a0 = diag1 b7 = a7 uint32323232 a7 <<= 18 uint32323232 b7 >>= 14 diag0 ^= a7 diag3 <<<= 96 diag0 ^= b7 uint32323232 a0 += diag0 a1 = diag0 b0 = a0 uint32323232 a0 <<= 7 uint32323232 b0 >>= 25 diag3 ^= a0 diag3 ^= b0 uint32323232 a1 += diag3 a2 = diag3 b1 = a1 uint32323232 a1 <<= 9 uint32323232 b1 >>= 23 diag2 ^= a1 diag3 <<<= 32 diag2 ^= b1 uint32323232 a2 += diag2 a3 = diag2 b2 = a2 uint32323232 a2 <<= 13 uint32323232 b2 >>= 19 diag1 ^= a2 diag2 <<<= 64 diag1 ^= b2 uint32323232 a3 += diag1 a4 = diag3 b3 = a3 uint32323232 a3 <<= 18 uint32323232 b3 >>= 14 diag0 ^= a3 diag1 <<<= 96 diag0 ^= b3 uint32323232 a4 += diag0 a5 = diag0 b4 = a4 uint32323232 a4 <<= 7 uint32323232 b4 >>= 25 diag1 ^= a4 diag1 ^= b4 uint32323232 a5 += diag1 a6 = diag1 b5 = a5 uint32323232 a5 <<= 9 uint32323232 b5 >>= 23 diag2 ^= a5 diag1 <<<= 32 diag2 ^= b5 uint32323232 a6 += diag2 a7 = diag2 b6 = a6 uint32323232 a6 <<= 13 uint32323232 b6 >>= 19 diag3 ^= a6 diag2 <<<= 64 diag3 ^= b6 unsigned>? i -= 4 uint32323232 a7 += diag3 a0 = diag1 b7 = a7 uint32323232 a7 <<= 18 b0 = 0 uint32323232 b7 >>= 14 diag0 ^= a7 diag3 <<<= 96 diag0 ^= b7 goto mainloop2 if unsigned> uint32323232 diag0 += *(int128 *) (x + 0) uint32323232 diag1 += *(int128 *) (x + 16) uint32323232 diag2 += *(int128 *) (x + 32) uint32323232 diag3 += *(int128 *) (x + 48) in0 = diag0 in12 = diag1 in8 = diag2 in4 = diag3 diag0 <<<= 96 diag1 <<<= 96 diag2 <<<= 96 diag3 <<<= 96 (uint32) in0 ^= *(uint32 *) (m + 0) (uint32) in12 ^= *(uint32 *) (m + 48) (uint32) in8 ^= *(uint32 *) (m + 32) (uint32) in4 ^= *(uint32 *) (m + 16) *(uint32 *) (out + 0) = in0 *(uint32 *) (out + 48) = in12 *(uint32 *) (out + 32) = in8 *(uint32 *) (out + 16) = in4 in5 = diag0 in1 = diag1 in13 = diag2 in9 = diag3 diag0 <<<= 96 diag1 <<<= 96 diag2 <<<= 96 diag3 <<<= 96 (uint32) in5 ^= *(uint32 *) (m + 20) (uint32) in1 ^= *(uint32 *) (m + 4) (uint32) in13 ^= *(uint32 *) (m + 52) (uint32) in9 ^= *(uint32 *) (m + 36) *(uint32 *) (out + 20) = in5 *(uint32 *) (out + 4) = in1 *(uint32 *) (out + 52) = in13 *(uint32 *) (out + 36) = in9 in10 = diag0 in6 = diag1 in2 = diag2 in14 = diag3 diag0 <<<= 96 diag1 <<<= 96 diag2 <<<= 96 diag3 <<<= 96 (uint32) in10 ^= *(uint32 *) (m + 40) (uint32) in6 ^= *(uint32 *) (m + 24) (uint32) in2 ^= *(uint32 *) (m + 8) (uint32) in14 ^= *(uint32 *) (m + 56) *(uint32 *) (out + 40) = in10 *(uint32 *) (out + 24) = in6 *(uint32 *) (out + 8) = in2 *(uint32 *) (out + 56) = in14 in15 = diag0 in11 = diag1 in7 = diag2 in3 = diag3 (uint32) in15 ^= *(uint32 *) (m + 60) (uint32) in11 ^= *(uint32 *) (m + 44) (uint32) in7 ^= *(uint32 *) (m + 28) (uint32) in3 ^= *(uint32 *) (m + 12) *(uint32 *) (out + 60) = in15 *(uint32 *) (out + 44) = in11 *(uint32 *) (out + 28) = in7 *(uint32 *) (out + 12) = in3 bytes = bytes_backup in8 = *(uint32 *) (x + 32) in9 = *(uint32 *) (x + 52) in8 += 1 in9 <<= 32 in8 += in9 in9 = in8 (uint64) in9 >>= 32 *(uint32 *) (x + 32) = in8 *(uint32 *) (x + 52) = in9 unsigned>? unsigned goto bytesatleast64 if !unsigned< m = out out = ctarget i = bytes while (i) { *out++ = *m++; --i } bytesatleast64: done: leave bytesatleast65: bytes -= 64 out += 64 m += 64 goto bytesbetween1and255 enter ECRYPT_init leave enter ECRYPT_keysetup k = arg2 kbits = arg3 x = arg1 # situation at beginning of first round: # diag0: x0 x5 x10 x15 # diag1: x12 x1 x6 x11 # diag2: x8 x13 x2 x7 # diag3: x4 x9 x14 x3 in1 = *(uint32 *) (k + 0) in2 = *(uint32 *) (k + 4) in3 = *(uint32 *) (k + 8) in4 = *(uint32 *) (k + 12) *(uint32 *) (x + 20) = in1 *(uint32 *) (x + 40) = in2 *(uint32 *) (x + 60) = in3 *(uint32 *) (x + 48) = in4 unsigned