macro chn x, y, z
{
movq mm0, [y]
pxor mm0, [z]
pand mm0, [x]
pxor mm0, [z]
}
macro maj x, y, z
{
movq mm0, [x]
pxor mm0, [y]
pand mm0, [z]
movq mm2, [x]
pand mm2, [y]
pxor mm0, mm2
}
macro Sigma0 x
{
movq mm0, x
movq mm2, mm0
movq mm7, mm2
psrlq mm2, 28
psllq mm7, 36
por mm2, mm7
movq mm7, mm0
psrlq mm0, 34
psllq mm7, 30
por mm0, mm7
pxor mm0, mm2
movq mm2, x
movq mm7, mm2
psrlq mm2, 39
psllq mm7, 25
por mm2, mm7
pxor mm0, mm2
}
macro Sigma1 x
{
movq mm0, x
movq mm2, mm0
movq mm7, mm2
psrlq mm2, 14
psllq mm7, 50
por mm2, mm7
movq mm7, mm0
psrlq mm0, 18
psllq mm7, 46
por mm0, mm7
pxor mm0, mm2
movq mm2, x
movq mm7, mm2
psrlq mm2, 41
psllq mm7, 23
por mm2, mm7
pxor mm0, mm2
}
macro sigma0 x
{
movq mm0, x
movq mm2, mm0
movq mm7, mm2
psrlq mm2, 1
psllq mm7, 63
por mm2, mm7
movq mm7, mm0
psrlq mm0, 8
psllq mm7, 56
por mm0, mm7
pxor mm0, mm2
movq mm2, x
psrlq mm2, 7
pxor mm0, mm2
}
macro sigma1 x
{
movq mm0, x
movq mm2, mm0
movq mm7, mm2
psrlq mm2, 19
psllq mm7, 45
por mm2, mm7
movq mm7, mm0
psrlq mm0, 61
psllq mm7, 3
por mm0, mm7
pxor mm0, mm2
movq mm2, x
psrlq mm2, 6
pxor mm0, mm2
}
macro recalculate_w n
{
movq mm3, [w + ((n-2) and 15)*8]
sigma1 mm3
paddq mm0, [w + ((n-7) and 15)*8]
movq mm6, mm0
movq mm3, [w + ((n-15) and 15)*8]
sigma0 mm3
movq mm2, mm6
paddq mm0, mm2
movq mm7, [w + (n)*8]
paddq mm7, mm0
movq [w + (n)*8], mm7
}
macro crash.sha512.round a, b, c, d, e, f, g, h, k
{
movq mm1, [h]
movq mm3, [e]
Sigma1 mm3
paddq mm1, mm0
chn e, f, g
paddq mm1, mm0
paddq mm1, [k]
paddq mm1, mm5
movq mm7, [d]
paddq mm7, mm1
movq [d], mm7
movq mm3, [a]
Sigma0 mm3
paddq mm1, mm0
maj a, b, c
paddq mm0, mm1
movq [h], mm0
}
macro crash.sha512.round_1_16 a, b, c, d, e, f, g, h, n
{
movq mm0, [esi + (n)*8]
movq [temp], mm0
mov eax, dword[temp]
bswap eax
push eax
mov eax, dword[temp + 4]
bswap eax
mov dword[temp], eax
pop eax
mov dword[temp + 4], eax
movq mm0, [temp]
movq [w + (n)*8], mm0
movq mm5, mm0
crash.sha512.round a, b, c, d, e, f, g, h, (crash._.sha512_table + (n)*8)
}
macro crash.sha512.round_17_64 a, b, c, d, e, f, g, h, n, rep_num
{
recalculate_w n
movq mm5, [w + (n)*8]
crash.sha512.round a, b, c, d, e, f, g, h, (crash._.sha512_table + (n+16*rep_num)*8)
}
proc crash.sha512 _sha512, _data, _len, _callback, _msglen
locals
final rd 1
w rq 80
A rq 1
B rq 1
C rq 1
D rq 1
E rq 1
F rq 1
G rq 1
H rq 1
temp rq 1
endl
mov [final], 0
.first:
mov eax, [_msglen]
mov ecx, [_len]
add [eax], ecx
mov esi, [_data]
test ecx, ecx
jz .callback
.begin:
sub [_len], 128
jnc @f
add [_len], 128
jmp .endofblock
@@:
mov edi, [_sha512]
movq mm0, [edi + 0x00]
movq [A], mm0
movq mm0, [edi + 0x08]
movq [B], mm0
movq mm0, [edi + 0x10]
movq [C], mm0
movq mm0, [edi + 0x18]
movq [D], mm0
movq mm0, [edi + 0x20]
movq [E], mm0
movq mm0, [edi + 0x28]
movq [F], mm0
movq mm0, [edi + 0x30]
movq [G], mm0
movq mm0, [edi + 0x38]
movq [H], mm0
crash.sha512.round_1_16 A, B, C, D, E, F, G, H, 0
crash.sha512.round_1_16 H, A, B, C, D, E, F, G, 1
crash.sha512.round_1_16 G, H, A, B, C, D, E, F, 2
crash.sha512.round_1_16 F, G, H, A, B, C, D, E, 3
crash.sha512.round_1_16 E, F, G, H, A, B, C, D, 4
crash.sha512.round_1_16 D, E, F, G, H, A, B, C, 5
crash.sha512.round_1_16 C, D, E, F, G, H, A, B, 6
crash.sha512.round_1_16 B, C, D, E, F, G, H, A, 7
crash.sha512.round_1_16 A, B, C, D, E, F, G, H, 8
crash.sha512.round_1_16 H, A, B, C, D, E, F, G, 9
crash.sha512.round_1_16 G, H, A, B, C, D, E, F, 10
crash.sha512.round_1_16 F, G, H, A, B, C, D, E, 11
crash.sha512.round_1_16 E, F, G, H, A, B, C, D, 12
crash.sha512.round_1_16 D, E, F, G, H, A, B, C, 13
crash.sha512.round_1_16 C, D, E, F, G, H, A, B, 14
crash.sha512.round_1_16 B, C, D, E, F, G, H, A, 15
repeat 4
crash.sha512.round_17_64 A, B, C, D, E, F, G, H, 0, %
crash.sha512.round_17_64 H, A, B, C, D, E, F, G, 1, %
crash.sha512.round_17_64 G, H, A, B, C, D, E, F, 2, %
crash.sha512.round_17_64 F, G, H, A, B, C, D, E, 3, %
crash.sha512.round_17_64 E, F, G, H, A, B, C, D, 4, %
crash.sha512.round_17_64 D, E, F, G, H, A, B, C, 5, %
crash.sha512.round_17_64 C, D, E, F, G, H, A, B, 6, %
crash.sha512.round_17_64 B, C, D, E, F, G, H, A, 7, %
crash.sha512.round_17_64 A, B, C, D, E, F, G, H, 8, %
crash.sha512.round_17_64 H, A, B, C, D, E, F, G, 9, %
crash.sha512.round_17_64 G, H, A, B, C, D, E, F, 10, %
crash.sha512.round_17_64 F, G, H, A, B, C, D, E, 11, %
crash.sha512.round_17_64 E, F, G, H, A, B, C, D, 12, %
crash.sha512.round_17_64 D, E, F, G, H, A, B, C, 13, %
crash.sha512.round_17_64 C, D, E, F, G, H, A, B, 14, %
crash.sha512.round_17_64 B, C, D, E, F, G, H, A, 15, %
end repeat
mov edi, [_sha512]
movq mm0, [A]
paddq mm0, [edi + 0x00]
movq [edi + 0x00], mm0
movq mm0, [B]
paddq mm0, [edi + 0x08]
movq [edi + 0x08], mm0
movq mm0, [C]
paddq mm0, [edi + 0x10]
movq [edi + 0x10], mm0
movq mm0, [D]
paddq mm0, [edi + 0x18]
movq [edi + 0x18], mm0
movq mm0, [E]
paddq mm0, [edi + 0x20]
movq [edi + 0x20], mm0
movq mm0, [F]
paddq mm0, [edi + 0x28]
movq [edi + 0x28], mm0
movq mm0, [G]
paddq mm0, [edi + 0x30]
movq [edi + 0x30], mm0
movq mm0, [H]
paddq mm0, [edi + 0x38]
movq [edi + 0x38], mm0
add esi, 128
jmp .begin
.endofblock:
cmp [final], 1
je .quit
.callback:
mov eax, [_callback]
test eax, eax
jz @f
call eax
test eax, eax
jz @f
mov [_len], eax
jmp .first
@@:
mov edi, [_data]
mov ecx, [_len]
rep movsb
mov eax, [_msglen]
mov eax, [eax]
and eax, 127
mov ecx, 112
sub ecx, eax
ja @f
add ecx, 128
@@:
add [_len], ecx
mov byte[edi], 0x80
add edi, 1
sub ecx, 1
mov al, 0
rep stosb
xor eax, eax
stosd
stosd
mov eax, [_msglen]
mov eax, [eax]
mov edx, 8
mul edx
bswap eax
bswap edx
mov dword[edi], edx
mov dword[edi + 4], eax
add [_len], 16
mov [final], 1
jmp .first
.quit:
mov esi, [_sha512]
mov edi, esi
mov ecx, 8
@@:
lodsd
bswap eax
mov ebx, eax
lodsd
bswap eax
stosd
mov eax, ebx
stosd
sub ecx, 1
jnz @b
emms
ret
endp