1,6 → 1,6 |
; libcrash -- cryptographic hash functions |
; |
; Copyright (C) 2012-2013 Ivan Baravy (dunkaist) |
; Copyright (C) 2012-2014,2016 Ivan Baravy (dunkaist) |
; |
; This program is free software: you can redistribute it and/or modify |
; it under the terms of the GNU General Public License as published by |
28,8 → 28,8 |
purge section,mov,add,sub |
section '.flat' code readable align 16 |
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include 'libcrash.inc' |
include 'crc32.asm' |
include 'md4.asm' |
include 'md5.asm' |
include 'sha1.asm' |
43,249 → 43,42 |
endp |
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proc crash.hash _hid, _hash, _data, _len, _callback, _msglen |
proc crash.hash _hid, _data, _callback, _ctx |
locals |
hash_func rd 1 |
final rd 1 |
hi rd 1 |
size dd ? |
endl |
mov [size], 0 |
mov eax, [_hid] |
imul eax, sizeof.crash_item |
lea eax, [crash._.table + eax] |
mov [hi], eax |
lea edx, [crash._.table + eax] |
mov ebx, [_ctx] |
|
mov eax, [hi] |
mov edx, [eax + crash_item.function] |
mov esi, [eax + crash_item.init_val] |
mov edi, [_hash] |
mov [hash_func], edx |
mov ecx, [hi] |
mov ecx, [ecx + crash_item.len_in] |
rep movsd |
stdcall [edx + crash_item.init], [_ctx] |
|
mov [final], 0 |
.first: |
mov eax, [_msglen] |
mov ecx, [_len] |
add [eax], ecx |
.hash: |
mov esi, [_data] |
test ecx, ecx |
jz .callback |
.begin: |
mov eax, [hi] |
mov eax, [eax + crash_item.len_blk] |
sub [_len], eax |
jnc @f |
add [_len], eax |
jmp .endofblock |
@@: |
stdcall [hash_func], [_hash], [_data] |
jmp .begin |
.endofblock: |
cmp [final], 1 |
je .quit |
push edx |
stdcall [edx + crash_item.update], [_ctx], [_data], [size] |
mov [size], 0 |
pop edx |
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.callback: |
mov edi, [_data] |
mov ecx, [_len] |
rep movsb |
push esi edi |
stdcall [_callback], [_len] |
pop edi esi |
mov eax, [_callback] |
test eax, eax |
jz @f |
mov edx, [_msglen] |
mov ecx, [_len] |
sub [edx], ecx |
add [_len], eax |
jmp .first |
@@: |
jz .quit |
push edx |
stdcall [_callback], [size] |
pop edx |
mov [size], eax |
test eax, eax |
jnz .hash |
|
mov eax, [_msglen] |
mov eax, [eax] |
xor edx, edx |
mov ecx, [hi] |
mov ecx, [ecx + crash_item.len_blk] |
div ecx |
mov eax, edx |
mov edx, [hi] |
mov ecx, [edx + crash_item.len_blk] |
sub ecx, [edx + crash_item.len_size] |
sub ecx, eax |
ja @f |
add ecx, [edx + crash_item.len_blk] |
@@: |
add [_len], ecx |
|
mov eax, [edx + crash_item.len_size] |
add [_len], eax |
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mov eax, [hi] |
stdcall [eax + crash_item.finalproc], [hi], [_msglen] |
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mov [final], 1 |
jmp .first |
stdcall [edx + crash_item.final], [_ctx] |
.quit: |
mov eax, [hi] |
stdcall [eax + crash_item.postproc], [eax + crash_item.len_out], [_hash] |
ret |
endp |
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crash._.md4_finalproc: |
proc crash._.md5_finalproc _hi, _msglen |
mov byte[edi], 0x80 |
add edi, 1 |
sub ecx, 1 |
mov al, 0 |
rep stosb |
push ecx |
xor eax, eax |
mov ecx, [_hi] |
mov ecx, [ecx + crash_item.len_size] |
sub ecx, 8 ; FIXME for > 2^64 input length |
shr ecx, 2 |
rep stosd |
pop ecx |
mov eax, [_msglen] |
mov eax, [eax] |
mov edx, 8 |
mul edx |
mov ecx, [_hi] |
mov dword[edi], eax |
mov dword[edi + 4], edx |
ret |
endp |
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crash._.sha1_finalproc: |
crash._.sha224_finalproc: |
proc crash._.sha256_finalproc _hi, _msglen |
mov byte[edi], 0x80 |
add edi, 1 |
sub ecx, 1 |
mov al, 0 |
rep stosb |
push ecx |
xor eax, eax |
mov ecx, [_hi] |
mov ecx, [ecx + crash_item.len_size] |
sub ecx, 8 ; FIXME for > 2^64 input length |
shr ecx, 2 |
rep stosd |
pop ecx |
mov eax, [_msglen] |
mov eax, [eax] |
mov edx, 8 |
mul edx |
mov ecx, [_hi] |
bswap eax |
bswap edx |
xchg eax, edx |
mov dword[edi], eax |
mov dword[edi + 4], edx |
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ret |
endp |
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crash._.sha384_finalproc: |
proc crash._.sha512_finalproc _hi, _msglen |
mov byte[edi], 0x80 |
add edi, 1 |
sub ecx, 1 |
mov al, 0 |
rep stosb |
push ecx |
xor eax, eax |
mov ecx, [_hi] |
mov ecx, [ecx + crash_item.len_size] |
sub ecx, 8 ; FIXME for > 2^64 input length |
shr ecx, 2 |
rep stosd |
pop ecx |
mov eax, [_msglen] |
mov eax, [eax] |
mov edx, 8 |
mul edx |
mov ecx, [_hi] |
bswap eax |
bswap edx |
xchg eax, edx |
mov dword[edi], eax |
mov dword[edi + 4], edx |
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ret |
endp |
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crash._.sha3_224_finalproc: |
crash._.sha3_256_finalproc: |
crash._.sha3_384_finalproc: |
proc crash._.sha3_512_finalproc _hi, _msglen |
mov byte[edi], 0x01 |
add edi, 1 |
sub ecx, 1 |
mov eax, 0 |
rep stosb |
or byte[edi - 1], 0x80 |
ret |
endp |
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crash._.md4_postprocess: |
proc crash._.md5_postprocess _len_out, _hash |
ret |
endp |
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crash._.sha1_postprocess: |
crash._.sha224_postprocess: |
proc crash._.sha256_postprocess _len_out, _hash |
mov ecx, [_len_out] |
mov esi, [_hash] |
mov edi, esi |
@@: |
lodsd |
bswap eax |
stosd |
dec ecx |
jnz @b |
ret |
endp |
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crash._.sha384_postprocess: |
proc crash._.sha512_postprocess _len_out, _hash |
mov ecx, [_len_out] |
mov esi, [_hash] |
mov edi, esi |
@@: |
lodsd |
mov ebx, eax |
lodsd |
bswap eax |
bswap ebx |
stosd |
mov eax, ebx |
stosd |
dec ecx |
jnz @b |
emms |
ret |
endp |
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crash._.sha3_224_postprocess: |
crash._.sha3_256_postprocess: |
crash._.sha3_384_postprocess: |
proc crash._.sha3_512_postprocess _len_out, _hash |
emms |
ret |
endp |
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proc crash.bin2hex _bin, _hex, _hid ; FIXME _hid param? |
proc crash.bin2hex _bin, _hex, _hid |
mov eax, [_hid] |
imul eax, sizeof.crash_item |
mov ecx, [crash._.table + eax + crash_item.len_out] |
292,7 → 85,6 |
mov ebx, crash._.bin2hex_table |
mov esi, [_bin] |
mov edi, [_hex] |
shl ecx, 2 |
.next_byte: |
xor eax, eax |
lodsb |
310,78 → 102,23 |
endp |
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section '.data' data readable align 16 |
crash._.bin2hex_table db '0123456789abcdef' |
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; see crash_item struct for details |
crash._.table dd crash.md4, crash._.md4_init, crash._.md4_finalproc, crash._.md4_postprocess, 4, 4, 64, 8 |
dd crash.md5, crash._.md5_init, crash._.md5_finalproc, crash._.md5_postprocess, 4, 4, 64, 8 |
dd crash.sha1, crash._.sha1_init, crash._.sha1_finalproc, crash._.sha1_postprocess, 5, 5, 64, 8 |
dd crash.sha256, crash._.sha224_init, crash._.sha224_finalproc, crash._.sha224_postprocess, 8, 7, 64, 8 |
dd crash.sha256, crash._.sha256_init, crash._.sha256_finalproc, crash._.sha256_postprocess, 8, 8, 64, 8 |
dd crash.sha512, crash._.sha384_init, crash._.sha384_finalproc, crash._.sha384_postprocess, 16, 12, 128, 16 |
dd crash.sha512, crash._.sha512_init, crash._.sha512_finalproc, crash._.sha512_postprocess, 16, 16, 128, 16 |
dd crash.sha3_224, crash._.sha3_224_init, crash._.sha3_224_finalproc, crash._.sha3_224_postprocess, 50, 7, 144, 0 |
dd crash.sha3_256, crash._.sha3_256_init, crash._.sha3_256_finalproc, crash._.sha3_256_postprocess, 50, 8, 136, 0 |
dd crash.sha3_384, crash._.sha3_384_init, crash._.sha3_384_finalproc, crash._.sha3_384_postprocess, 50, 12, 104, 0 |
dd crash.sha3_512, crash._.sha3_512_init, crash._.sha3_512_finalproc, crash._.sha3_512_postprocess, 50, 16, 72, 0 |
crash._.table dd \ |
crc32.init, crc32.update, crc32.final, CRC32_HASH_SIZE, \ |
md4.init, md4.update, md4.final, MD4_HASH_SIZE, \ |
md5.init, md5.update, md5.final, MD5_HASH_SIZE, \ |
sha1.init, sha1.update, sha1.final, SHA1_HASH_SIZE, \ |
sha224.init, sha224256.update, sha224256.final, SHA224_HASH_SIZE, \ |
sha256.init, sha224256.update, sha224256.final, SHA256_HASH_SIZE, \ |
sha384.init, sha384512.update, sha384512.final, SHA384_HASH_SIZE, \ |
sha512.init, sha384512.update, sha384512.final, SHA512_HASH_SIZE, \ |
sha3224.init, sha3.update, sha3.final, SHA3224_HASH_SIZE,\ |
sha3256.init, sha3.update, sha3.final, SHA3256_HASH_SIZE,\ |
sha3384.init, sha3.update, sha3.final, SHA3384_HASH_SIZE,\ |
sha3512.init, sha3.update, sha3.final, SHA3512_HASH_SIZE |
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crash._.md4_init: |
crash._.md5_init: |
crash._.sha1_init dd 0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0 |
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crash._.sha224_init dd 0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, 0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4 |
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crash._.sha256_init dd 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19 |
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crash._.sha384_init dq 0xcbbb9d5dc1059ed8, 0x629a292a367cd507, 0x9159015a3070dd17, 0x152fecd8f70e5939,\ |
0x67332667ffc00b31, 0x8eb44a8768581511, 0xdb0c2e0d64f98fa7, 0x47b5481dbefa4fa4 |
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crash._.sha512_init dq 0x6a09e667f3bcc908, 0xbb67ae8584caa73b, 0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1,\ |
0x510e527fade682d1, 0x9b05688c2b3e6c1f, 0x1f83d9abfb41bd6b, 0x5be0cd19137e2179 |
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crash._.sha3_512_init: |
crash._.sha3_384_init: |
crash._.sha3_256_init: |
crash._.sha3_224_init dq 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 |
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crash._.sha256_table dd 0x428a2f98, 0x71374491, 0xb5c0fbcf, 0xe9b5dba5, 0x3956c25b, 0x59f111f1, 0x923f82a4, 0xab1c5ed5,\ |
0xd807aa98, 0x12835b01, 0x243185be, 0x550c7dc3, 0x72be5d74, 0x80deb1fe, 0x9bdc06a7, 0xc19bf174,\ |
0xe49b69c1, 0xefbe4786, 0x0fc19dc6, 0x240ca1cc, 0x2de92c6f, 0x4a7484aa, 0x5cb0a9dc, 0x76f988da,\ |
0x983e5152, 0xa831c66d, 0xb00327c8, 0xbf597fc7, 0xc6e00bf3, 0xd5a79147, 0x06ca6351, 0x14292967,\ |
0x27b70a85, 0x2e1b2138, 0x4d2c6dfc, 0x53380d13, 0x650a7354, 0x766a0abb, 0x81c2c92e, 0x92722c85,\ |
0xa2bfe8a1, 0xa81a664b, 0xc24b8b70, 0xc76c51a3, 0xd192e819, 0xd6990624, 0xf40e3585, 0x106aa070,\ |
0x19a4c116, 0x1e376c08, 0x2748774c, 0x34b0bcb5, 0x391c0cb3, 0x4ed8aa4a, 0x5b9cca4f, 0x682e6ff3,\ |
0x748f82ee, 0x78a5636f, 0x84c87814, 0x8cc70208, 0x90befffa, 0xa4506ceb, 0xbef9a3f7, 0xc67178f2 |
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crash._.sha512_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 |
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crash._.sha3_round dq 0x0000000000000001, 0x0000000000008082, 0x800000000000808A, 0x8000000080008000,\ |
0x000000000000808B, 0x0000000080000001, 0x8000000080008081, 0x8000000000008009,\ |
0x000000000000008A, 0x0000000000000088, 0x0000000080008009, 0x000000008000000A,\ |
0x000000008000808B, 0x800000000000008B, 0x8000000000008089, 0x8000000000008003,\ |
0x8000000000008002, 0x8000000000000080, 0x000000000000800A, 0x800000008000000A,\ |
0x8000000080008081, 0x8000000000008080, 0x0000000080000001, 0x8000000080008008 |
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align 4 |
@EXPORT: |
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