format MS COFF
public @EXPORT as 'EXPORTS'
include '../../../../struct.inc'
include '../../../../proc32.inc'
include '../../../../macros.inc'
include '../../../../config.inc'
;include '../../../../debug.inc'
purge section,mov,add,sub
section '.flat' code readable align 16
include 'libcrash.inc'
include 'crc32.asm'
include 'md4.asm'
include 'md5.asm'
include 'sha1.asm'
include 'sha224_256.asm'
include 'sha384_512.asm'
proc lib_init
; generate crc32 table
bts [crash._.init_flags], 0
jc .crc32_table_done
mov edi, crash._.crc32_table
xor ecx, ecx
mov edx, 0xedb88320
.1:
mov ebx, 8
mov eax, ecx
.2:
shr eax, 1
jnc @f
xor eax, edx
@@:
dec ebx
jnz .2
stosd
inc cl
jnz .1
.crc32_table_done:
ret
endp
proc crash.hash _type, _hash, _data, _len, _callback, _msglen
locals
hash_func rd 1
endl
mov eax, [_type]
mov ecx, eax
and eax, 0x000000ff
sub eax, 1
mov edx, [crash._.table + eax*8]
mov esi, [crash._.table + eax*8 + 4]
mov edi, [_hash]
mov [hash_func], edx
and ecx, 0x0000ff00
shr ecx, 8
rep movsd
stdcall [hash_func], [_hash], [_data], [_len], [_callback], [_msglen]
ret
endp
proc crash.bin2hex _bin, _hex, _type
xor eax, eax
mov ebx, crash._.bin2hex_table
mov esi, [_bin]
mov edi, [_hex]
mov ecx, [_type]
and ecx, 0x00ff0000
shr ecx, 16 - 2
.byte:
lodsb
mov ah, al
shr ah, 4
and al, 0x0f
xlatb
xchg al, ah
xlatb
stosw
dec ecx
jnz .byte
ret
endp
crash._.bin2hex_table db '0123456789abcdef'
crash._.table: ; hash function, address of initial hash value
dd crash.crc32, crash._.crc_init
dd crash.md4, crash._.md4_init
dd crash.md5, crash._.md5_init
dd crash.sha1, crash._.sha1_init
dd crash.sha256, crash._.sha224_init
dd crash.sha256, crash._.sha256_init
dd crash.sha512, crash._.sha384_init
dd crash.sha512, crash._.sha512_init
crash._.crc_init dd 0xffffffff
crash._.md4_init:
crash._.md5_init:
crash._.sha1_init dd 0x67452301, 0xefcdab89, 0x98badcfe, 0x10325476, 0xc3d2e1f0
crash._.sha224_init dd 0xc1059ed8, 0x367cd507, 0x3070dd17, 0xf70e5939, 0xffc00b31, 0x68581511, 0x64f98fa7, 0xbefa4fa4
crash._.sha256_init dd 0x6a09e667, 0xbb67ae85, 0x3c6ef372, 0xa54ff53a, 0x510e527f, 0x9b05688c, 0x1f83d9ab, 0x5be0cd19
crash._.sha384_init dq 0xcbbb9d5dc1059ed8, 0x629a292a367cd507, 0x9159015a3070dd17, 0x152fecd8f70e5939,\
0x67332667ffc00b31, 0x8eb44a8768581511, 0xdb0c2e0d64f98fa7, 0x47b5481dbefa4fa4
crash._.sha512_init dq 0x6a09e667f3bcc908, 0xbb67ae8584caa73b, 0x3c6ef372fe94f82b, 0xa54ff53a5f1d36f1,\
0x510e527fade682d1, 0x9b05688c2b3e6c1f, 0x1f83d9abfb41bd6b, 0x5be0cd19137e2179
crash._.init_flags dd 0
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
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
align 4
@EXPORT:
export \
lib_init , 'lib_init' , \
crash.hash , 'crash_hash' , \
crash.bin2hex , 'crash_bin2hex'
section '.data' data readable writable align 16
crash._.crc32_table rd 256