2016-07-31 02:16:12 +02:00
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; libcrash -- cryptographic hash functions
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;
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; Copyright (C) 2012-2013,2016 Ivan Baravy (dunkaist)
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;
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; This program is free software: you can redistribute it and/or modify
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; it under the terms of the GNU General Public License as published by
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; the Free Software Foundation, either version 3 of the License, or
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; (at your option) any later version.
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;
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; This program is distributed in the hope that it will be useful,
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; but WITHOUT ANY WARRANTY; without even the implied warranty of
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; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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; GNU General Public License for more details.
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;
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; You should have received a copy of the GNU General Public License
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; along with this program. If not, see <http://www.gnu.org/licenses/>.
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macro sha384512._.chn x, y, z
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{
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movq mm0, [y]
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pxor mm0, [z]
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pand mm0, [x]
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pxor mm0, [z]
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}
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macro sha384512._.maj x, y, z
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{
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movq mm0, [x]
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pxor mm0, [y]
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pand mm0, [z]
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movq mm2, [x]
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pand mm2, [y]
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pxor mm0, mm2
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}
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macro sha384512._.Sigma0 x
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{
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movq mm0, x
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movq mm2, mm0
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movq mm7, mm2
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psrlq mm2, 28
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psllq mm7, 36
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por mm2, mm7
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movq mm7, mm0
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psrlq mm0, 34
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psllq mm7, 30
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por mm0, mm7
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pxor mm0, mm2
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movq mm2, x
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movq mm7, mm2
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psrlq mm2, 39
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psllq mm7, 25
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por mm2, mm7
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pxor mm0, mm2
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}
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macro sha384512._.Sigma1 x
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{
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movq mm0, x
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movq mm2, mm0
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movq mm7, mm2
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psrlq mm2, 14
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psllq mm7, 50
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por mm2, mm7
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movq mm7, mm0
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psrlq mm0, 18
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psllq mm7, 46
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por mm0, mm7
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pxor mm0, mm2
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movq mm2, x
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movq mm7, mm2
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psrlq mm2, 41
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psllq mm7, 23
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por mm2, mm7
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pxor mm0, mm2
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}
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macro sha384512._.sigma0 x
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{
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movq mm0, x
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movq mm2, mm0
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movq mm7, mm2
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psrlq mm2, 1
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psllq mm7, 63
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por mm2, mm7
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movq mm7, mm0
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psrlq mm0, 8
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psllq mm7, 56
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por mm0, mm7
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pxor mm0, mm2
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movq mm2, x
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psrlq mm2, 7
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pxor mm0, mm2
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}
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macro sha384512._.sigma1 x
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{
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movq mm0, x
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movq mm2, mm0
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movq mm7, mm2
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psrlq mm2, 19
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psllq mm7, 45
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por mm2, mm7
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movq mm7, mm0
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psrlq mm0, 61
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psllq mm7, 3
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por mm0, mm7
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pxor mm0, mm2
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movq mm2, x
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psrlq mm2, 6
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pxor mm0, mm2
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}
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macro sha384512._.recalculate_w n
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{
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movq mm3, [w + ((n-2) and 15)*8]
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sha384512._.sigma1 mm3
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paddq mm0, [w + ((n-7) and 15)*8]
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movq mm6, mm0
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movq mm3, [w + ((n-15) and 15)*8]
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sha384512._.sigma0 mm3
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movq mm2, mm6
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paddq mm0, mm2
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movq mm7, [w + (n)*8]
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paddq mm7, mm0
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movq [w + (n)*8], mm7
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}
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macro sha384512._.round a, b, c, d, e, f, g, h, k
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{
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movq mm1, [h]
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movq mm3, [e]
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sha384512._.Sigma1 mm3
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paddq mm1, mm0
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sha384512._.chn e, f, g
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paddq mm1, mm0
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paddq mm1, [k]
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paddq mm1, mm5
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movq mm7, [d]
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paddq mm7, mm1
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movq [d], mm7
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movq mm3, [a]
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sha384512._.Sigma0 mm3
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paddq mm1, mm0
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sha384512._.maj a, b, c
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paddq mm0, mm1
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movq [h], mm0
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}
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macro sha384512._.round_1_16 a, b, c, d, e, f, g, h, n
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{
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movq mm0, [esi + (n)*8]
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movq [temp], mm0
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mov eax, dword[temp]
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bswap eax
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push eax
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mov eax, dword[temp + 4]
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bswap eax
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mov dword[temp], eax
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pop eax
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mov dword[temp + 4], eax
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movq mm0, [temp]
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movq [w + (n)*8], mm0
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movq mm5, mm0
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sha384512._.round a, b, c, d, e, f, g, h, (sha384512._.table + (n)*8)
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}
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macro sha384512._.round_17_64 a, b, c, d, e, f, g, h, n, rep_num
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{
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sha384512._.recalculate_w n
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movq mm5, [w + (n)*8]
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sha384512._.round a, b, c, d, e, f, g, h, (sha384512._.table + (n+16*rep_num)*8)
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}
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proc sha384.init _ctx
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mov ebx, [_ctx]
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lea edi, [ebx + ctx_sha384512.hash]
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mov esi, sha384._.hash_init
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mov ecx, SHA384512_INIT_SIZE/4
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rep movsd
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xor eax, eax
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mov [ebx + ctx_sha384512.index], eax
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mov [ebx + ctx_sha384512.msglen_0], eax
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mov [ebx + ctx_sha384512.msglen_1], eax
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mov [ebx + ctx_sha384512.msglen_2], eax
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mov [ebx + ctx_sha384512.msglen_3], eax
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ret
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endp
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proc sha512.init _ctx
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mov ebx, [_ctx]
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lea edi, [ebx + ctx_sha384512.hash]
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mov esi, sha512._.hash_init
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mov ecx, SHA384512_INIT_SIZE/4
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rep movsd
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xor eax, eax
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mov [ebx + ctx_sha384512.index], eax
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mov [ebx + ctx_sha384512.msglen_0], eax
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mov [ebx + ctx_sha384512.msglen_1], eax
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mov [ebx + ctx_sha384512.msglen_2], eax
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mov [ebx + ctx_sha384512.msglen_3], eax
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ret
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endp
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proc sha384512._.block _hash
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;locals
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; w rq 80
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; A rq 1
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; B rq 1
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; C rq 1
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; D rq 1
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; E rq 1
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; F rq 1
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; G rq 1
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; H rq 1
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; temp rq 1
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;endl
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w equ ebx + ctx_sha384512.w
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A equ ebx + ctx_sha384512.A
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B equ ebx + ctx_sha384512.B
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C equ ebx + ctx_sha384512.C
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D equ ebx + ctx_sha384512.D
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E equ ebx + ctx_sha384512.E
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F equ ebx + ctx_sha384512.F
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G equ ebx + ctx_sha384512.G
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H equ ebx + ctx_sha384512.H
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temp equ ebx + ctx_sha384512.temp
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mov edi, [_hash]
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movq mm0, [edi + 0x00]
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movq [A], mm0
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movq mm0, [edi + 0x08]
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movq [B], mm0
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movq mm0, [edi + 0x10]
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movq [C], mm0
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movq mm0, [edi + 0x18]
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movq [D], mm0
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movq mm0, [edi + 0x20]
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movq [E], mm0
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movq mm0, [edi + 0x28]
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movq [F], mm0
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movq mm0, [edi + 0x30]
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movq [G], mm0
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movq mm0, [edi + 0x38]
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movq [H], mm0
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sha384512._.round_1_16 A, B, C, D, E, F, G, H, 0
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sha384512._.round_1_16 H, A, B, C, D, E, F, G, 1
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sha384512._.round_1_16 G, H, A, B, C, D, E, F, 2
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sha384512._.round_1_16 F, G, H, A, B, C, D, E, 3
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sha384512._.round_1_16 E, F, G, H, A, B, C, D, 4
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sha384512._.round_1_16 D, E, F, G, H, A, B, C, 5
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sha384512._.round_1_16 C, D, E, F, G, H, A, B, 6
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sha384512._.round_1_16 B, C, D, E, F, G, H, A, 7
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sha384512._.round_1_16 A, B, C, D, E, F, G, H, 8
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sha384512._.round_1_16 H, A, B, C, D, E, F, G, 9
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sha384512._.round_1_16 G, H, A, B, C, D, E, F, 10
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sha384512._.round_1_16 F, G, H, A, B, C, D, E, 11
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sha384512._.round_1_16 E, F, G, H, A, B, C, D, 12
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sha384512._.round_1_16 D, E, F, G, H, A, B, C, 13
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sha384512._.round_1_16 C, D, E, F, G, H, A, B, 14
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sha384512._.round_1_16 B, C, D, E, F, G, H, A, 15
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repeat 4
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sha384512._.round_17_64 A, B, C, D, E, F, G, H, 0, %
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sha384512._.round_17_64 H, A, B, C, D, E, F, G, 1, %
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sha384512._.round_17_64 G, H, A, B, C, D, E, F, 2, %
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sha384512._.round_17_64 F, G, H, A, B, C, D, E, 3, %
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sha384512._.round_17_64 E, F, G, H, A, B, C, D, 4, %
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sha384512._.round_17_64 D, E, F, G, H, A, B, C, 5, %
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sha384512._.round_17_64 C, D, E, F, G, H, A, B, 6, %
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sha384512._.round_17_64 B, C, D, E, F, G, H, A, 7, %
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sha384512._.round_17_64 A, B, C, D, E, F, G, H, 8, %
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sha384512._.round_17_64 H, A, B, C, D, E, F, G, 9, %
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sha384512._.round_17_64 G, H, A, B, C, D, E, F, 10, %
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sha384512._.round_17_64 F, G, H, A, B, C, D, E, 11, %
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sha384512._.round_17_64 E, F, G, H, A, B, C, D, 12, %
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sha384512._.round_17_64 D, E, F, G, H, A, B, C, 13, %
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sha384512._.round_17_64 C, D, E, F, G, H, A, B, 14, %
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sha384512._.round_17_64 B, C, D, E, F, G, H, A, 15, %
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end repeat
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mov edi, [_hash]
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movq mm0, [A]
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paddq mm0, [edi + 0x00]
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movq [edi + 0x00], mm0
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movq mm0, [B]
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paddq mm0, [edi + 0x08]
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movq [edi + 0x08], mm0
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movq mm0, [C]
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paddq mm0, [edi + 0x10]
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movq [edi + 0x10], mm0
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movq mm0, [D]
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paddq mm0, [edi + 0x18]
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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
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
restore w,A,B,C,D,E,F,G,H,temp
|
|
|
|
|
endp
|
|
|
|
|
|
|
|
|
|
sha512.update = sha384.update
|
|
|
|
|
proc sha384.update _ctx, _msg, _size
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
mov ecx, [_size]
|
|
|
|
|
add [ebx + ctx_sha384512.msglen_0], ecx
|
|
|
|
|
adc [ebx + ctx_sha384512.msglen_1], 0
|
|
|
|
|
adc [ebx + ctx_sha384512.msglen_2], 0
|
|
|
|
|
adc [ebx + ctx_sha384512.msglen_3], 0
|
|
|
|
|
|
|
|
|
|
.next_block:
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
mov esi, [_msg]
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.index]
|
|
|
|
|
and eax, SHA384512_BLOCK_SIZE-1
|
|
|
|
|
jnz .copy_to_buf
|
|
|
|
|
test esi, SHA384512_ALIGN_MASK
|
|
|
|
|
jnz .copy_to_buf
|
|
|
|
|
.no_copy:
|
|
|
|
|
; data is aligned, hash it in place without copying
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
cmp [_size], SHA384512_BLOCK_SIZE
|
|
|
|
|
jb .copy_quit
|
|
|
|
|
lea eax, [ebx + ctx_sha384512.hash]
|
|
|
|
|
stdcall sha384512._.block, eax
|
|
|
|
|
sub [_size], SHA384512_BLOCK_SIZE
|
|
|
|
|
add esi, SHA384512_BLOCK_SIZE ; FIXME
|
|
|
|
|
jmp .no_copy
|
|
|
|
|
|
|
|
|
|
.copy_to_buf:
|
|
|
|
|
lea edi, [ebx + ctx_sha384512.block]
|
|
|
|
|
add edi, eax
|
|
|
|
|
mov ecx, SHA384512_BLOCK_SIZE
|
|
|
|
|
sub ecx, eax
|
|
|
|
|
cmp [_size], ecx
|
|
|
|
|
jb .copy_quit
|
|
|
|
|
sub [_size], ecx
|
|
|
|
|
add [_msg], ecx
|
|
|
|
|
add [ebx + ctx_sha384512.index], ecx
|
|
|
|
|
rep movsb
|
|
|
|
|
lea eax, [ebx + ctx_sha384512.hash]
|
|
|
|
|
lea esi, [ebx + ctx_sha384512.block]
|
|
|
|
|
stdcall sha384512._.block, eax
|
|
|
|
|
jmp .next_block
|
|
|
|
|
|
|
|
|
|
.copy_quit:
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
lea edi, [ebx + ctx_sha384512.block]
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.index]
|
|
|
|
|
and eax, SHA384512_BLOCK_SIZE-1
|
|
|
|
|
add edi, eax
|
|
|
|
|
mov ecx, [_size]
|
|
|
|
|
add [ebx + ctx_sha384512.index], ecx
|
|
|
|
|
rep movsb
|
|
|
|
|
.quit:
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
endp
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
sha512.final = sha384.final
|
|
|
|
|
proc sha384.final _ctx
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
lea edi, [ebx + ctx_sha384512.block]
|
|
|
|
|
mov ecx, [ebx + ctx_sha384512.msglen_0]
|
|
|
|
|
and ecx, SHA384512_BLOCK_SIZE-1
|
|
|
|
|
add edi, ecx
|
|
|
|
|
mov byte[edi], 0x80
|
|
|
|
|
inc edi
|
|
|
|
|
neg ecx
|
|
|
|
|
add ecx, SHA384512_BLOCK_SIZE
|
|
|
|
|
cmp ecx, 16
|
|
|
|
|
ja .last
|
|
|
|
|
|
|
|
|
|
dec ecx
|
|
|
|
|
xor eax, eax
|
|
|
|
|
rep stosb
|
|
|
|
|
lea esi, [ebx + ctx_sha384512.block]
|
|
|
|
|
lea eax, [ebx + ctx_sha384512.hash]
|
|
|
|
|
stdcall sha384512._.block, eax
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
lea edi, [ebx + ctx_sha384512.block]
|
|
|
|
|
mov ecx, SHA384512_BLOCK_SIZE+1
|
|
|
|
|
.last:
|
|
|
|
|
dec ecx
|
|
|
|
|
sub ecx, 16
|
|
|
|
|
xor eax, eax
|
|
|
|
|
rep stosb
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_1]
|
|
|
|
|
shld [ebx + ctx_sha384512.msglen_0], eax, 3
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_2]
|
|
|
|
|
shld [ebx + ctx_sha384512.msglen_1], eax, 3
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_3]
|
|
|
|
|
shld [ebx + ctx_sha384512.msglen_2], eax, 3
|
|
|
|
|
shl eax, 3
|
|
|
|
|
bswap eax
|
|
|
|
|
mov dword[edi + 0], eax
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_2]
|
|
|
|
|
bswap eax
|
|
|
|
|
mov dword[edi + 4], eax
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_1]
|
|
|
|
|
bswap eax
|
|
|
|
|
mov dword[edi + 8], eax
|
|
|
|
|
mov eax, [ebx + ctx_sha384512.msglen_0]
|
|
|
|
|
bswap eax
|
|
|
|
|
mov dword[edi + 12], eax
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
lea esi, [ebx + ctx_sha384512.block]
|
|
|
|
|
lea eax, [ebx + ctx_sha384512.hash]
|
|
|
|
|
stdcall sha384512._.block, eax
|
|
|
|
|
|
|
|
|
|
mov ebx, [_ctx]
|
|
|
|
|
lea eax, [ebx + ctx_sha384512.hash]
|
|
|
|
|
stdcall sha384512._.postprocess, ebx, eax
|
|
|
|
|
|
|
|
|
|
ret
|
|
|
|
|
endp
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
proc sha384512._.postprocess _ctx, _hash
|
|
|
|
|
mov ecx, 8
|
|
|
|
|
mov esi, [_hash]
|
|
|
|
|
mov edi, esi
|
|
|
|
|
@@:
|
|
|
|
|
lodsd
|
|
|
|
|
mov ebx, eax
|
|
|
|
|
lodsd
|
|
|
|
|
bswap eax
|
|
|
|
|
bswap ebx
|
|
|
|
|
stosd
|
|
|
|
|
mov eax, ebx
|
|
|
|
|
stosd
|
|
|
|
|
dec ecx ; FIXME: what should I fix here?
|
|
|
|
|
jnz @b
|
|
|
|
|
emms
|
|
|
|
|
ret
|
|
|
|
|
endp
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
align SHA384512_ALIGN
|
|
|
|
|
|
|
|
|
|
sha384._.hash_init dq 0xcbbb9d5dc1059ed8, 0x629a292a367cd507,\
|
|
|
|
|
0x9159015a3070dd17, 0x152fecd8f70e5939,\
|
|
|
|
|
0x67332667ffc00b31, 0x8eb44a8768581511,\
|
|
|
|
|
0xdb0c2e0d64f98fa7, 0x47b5481dbefa4fa4
|
|
|
|
|
|
|
|
|
|
sha512._.hash_init dq 0x6a09e667f3bcc908, 0xbb67ae8584caa73b,\
|
|
|
|
|
0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1,\
|
|
|
|
|
0x510e527fade682d1, 0x9b05688c2b3e6c1f,\
|
|
|
|
|
0x1f83d9abfb41bd6b, 0x5be0cd19137e2179
|
|
|
|
|
|
|
|
|
|
sha384512._.table dq 0x428a2f98d728ae22, 0x7137449123ef65cd,\
|
|
|
|
|
0xb5c0fbcfec4d3b2f, 0xe9b5dba58189dbbc,\
|
|
|
|
|
0x3956c25bf348b538, 0x59f111f1b605d019,\
|
|
|
|
|
0x923f82a4af194f9b, 0xab1c5ed5da6d8118,\
|
|
|
|
|
0xd807aa98a3030242, 0x12835b0145706fbe,\
|
|
|
|
|
0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2,\
|
|
|
|
|
0x72be5d74f27b896f, 0x80deb1fe3b1696b1,\
|
|
|
|
|
0x9bdc06a725c71235, 0xc19bf174cf692694,\
|
|
|
|
|
0xe49b69c19ef14ad2, 0xefbe4786384f25e3,\
|
|
|
|
|
0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65,\
|
|
|
|
|
0x2de92c6f592b0275, 0x4a7484aa6ea6e483,\
|
|
|
|
|
0x5cb0a9dcbd41fbd4, 0x76f988da831153b5,\
|
|
|
|
|
0x983e5152ee66dfab, 0xa831c66d2db43210,\
|
|
|
|
|
0xb00327c898fb213f, 0xbf597fc7beef0ee4,\
|
|
|
|
|
0xc6e00bf33da88fc2, 0xd5a79147930aa725,\
|
|
|
|
|
0x06ca6351e003826f, 0x142929670a0e6e70,\
|
|
|
|
|
0x27b70a8546d22ffc, 0x2e1b21385c26c926,\
|
|
|
|
|
0x4d2c6dfc5ac42aed, 0x53380d139d95b3df,\
|
|
|
|
|
0x650a73548baf63de, 0x766a0abb3c77b2a8,\
|
|
|
|
|
0x81c2c92e47edaee6, 0x92722c851482353b,\
|
|
|
|
|
0xa2bfe8a14cf10364, 0xa81a664bbc423001,\
|
|
|
|
|
0xc24b8b70d0f89791, 0xc76c51a30654be30,\
|
|
|
|
|
0xd192e819d6ef5218, 0xd69906245565a910,\
|
|
|
|
|
0xf40e35855771202a, 0x106aa07032bbd1b8,\
|
|
|
|
|
0x19a4c116b8d2d0c8, 0x1e376c085141ab53,\
|
|
|
|
|
0x2748774cdf8eeb99, 0x34b0bcb5e19b48a8,\
|
|
|
|
|
0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb,\
|
|
|
|
|
0x5b9cca4f7763e373, 0x682e6ff3d6b2b8a3,\
|
|
|
|
|
0x748f82ee5defb2fc, 0x78a5636f43172f60,\
|
|
|
|
|
0x84c87814a1f0ab72, 0x8cc702081a6439ec,\
|
|
|
|
|
0x90befffa23631e28, 0xa4506cebde82bde9,\
|
|
|
|
|
0xbef9a3f7b2c67915, 0xc67178f2e372532b,\
|
|
|
|
|
0xca273eceea26619c, 0xd186b8c721c0c207,\
|
|
|
|
|
0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178,\
|
|
|
|
|
0x06f067aa72176fba, 0x0a637dc5a2c898a6,\
|
|
|
|
|
0x113f9804bef90dae, 0x1b710b35131c471b,\
|
|
|
|
|
0x28db77f523047d84, 0x32caab7b40c72493,\
|
|
|
|
|
0x3c9ebe0a15c9bebc, 0x431d67c49c100d4c,\
|
|
|
|
|
0x4cc5d4becb3e42b6, 0x597f299cfc657e2a,\
|
|
|
|
|
0x5fcb6fab3ad6faec, 0x6c44198c4a475817
|
|
|
|
|
|
