; libcrash -- cryptographic hash functions
;
; 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
; the Free Software Foundation, either version 3 of the License, or
; (at your option) any later version.
;
; This program is distributed in the hope that it will be useful,
; but WITHOUT ANY WARRANTY; without even the implied warranty of
; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
; GNU General Public License for more details.
;
; You should have received a copy of the GNU General Public License
; along with this program. If not, see <http://www.gnu.org/licenses/>.
format MS COFF
public @EXPORT as 'EXPORTS'
include 'struct.inc'
include 'proc32.inc'
include 'macros.inc'
include 'config.inc'
include 'kglobals.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'
include 'sha3.asm'
proc lib_init
ret
endp
proc crash.hash _hid, _data, _callback, _ctx
locals
size dd ?
endl
mov [size], 0
mov eax, [_hid]
imul eax, sizeof.crash_item
lea edx, [crash._.table + eax]
mov ebx, [_ctx]
stdcall [edx + crash_item.init], [_ctx]
.hash:
mov esi, [_data]
push edx
stdcall [edx + crash_item.update], [_ctx], [_data], [size]
mov [size], 0
pop edx
mov eax, [_callback]
test eax, eax
jz .quit
push edx
stdcall [_callback], [size]
pop edx
mov [size], eax
test eax, eax
jnz .hash
stdcall [edx + crash_item.final], [_ctx]
.quit:
ret
endp
proc crash.bin2hex _bin, _hex, _hid
mov eax, [_hid]
imul eax, sizeof.crash_item
mov ecx, [crash._.table + eax + crash_item.len_out]
mov ebx, crash._.bin2hex_table
mov esi, [_bin]
mov edi, [_hex]
.next_byte:
xor eax, eax
lodsb
shl eax, 4
shr al, 4
xlatb
xchg al, ah
xlatb
stosw
dec ecx
jnz .next_byte
xor al, al
stosb
ret
endp
section '.data' data readable align 16
crash._.bin2hex_table db '0123456789abcdef'
crash._.table dd \
crc32.init, crc32.update, crc32.final, crc32.oneshot, CRC32_HASH_SIZE, \
md4.init, md4.update, md4.final, md4.oneshot, MD4_HASH_SIZE, \
md5.init, md5.update, md5.final, md5.oneshot, MD5_HASH_SIZE, \
sha1.init, sha1.update, sha1.final, sha1.oneshot, SHA1_HASH_SIZE, \
sha224.init, sha224.update, sha224.final, sha224.oneshot, SHA224_HASH_SIZE, \
sha256.init, sha256.update, sha256.final, sha256.oneshot, SHA256_HASH_SIZE, \
sha384.init, sha384.update, sha384.final, sha384.oneshot, SHA384_HASH_SIZE, \
sha512.init, sha512.update, sha512.final, sha512.oneshot, SHA512_HASH_SIZE, \
sha3_224.init, sha3_224.update, sha3_224.final, sha3_224.oneshot, SHA3_224_HASH_SIZE,\
sha3_256.init, sha3_256.update, sha3_256.final, sha3_256.oneshot, SHA3_256_HASH_SIZE,\
sha3_384.init, sha3_384.update, sha3_384.final, sha3_384.oneshot, SHA3_384_HASH_SIZE,\
sha3_512.init, sha3_512.update, sha3_512.final, sha3_512.oneshot, SHA3_512_HASH_SIZE
IncludeIGlobals
align 4
@EXPORT:
export \
lib_init, 'lib_init' , \
crash.hash, 'crash_hash' , \
crash.bin2hex, 'crash_bin2hex' , \
crc32.init, 'crc32_init' , \
crc32.update, 'crc32_update' , \
crc32.final, 'crc32_final' , \
crc32.oneshot, 'crc32_oneshot' , \
md4.init, 'md4_init' , \
md4.update, 'md4_update' , \
md4.final, 'md4_final' , \
md4.oneshot, 'md4_oneshot' , \
md5.init, 'md5_init' , \
md5.update, 'md5_update' , \
md5.final, 'md5_final' , \
md5.oneshot, 'md5_oneshot' , \
sha1.init, 'sha1_init' , \
sha1.update, 'sha1_update' , \
sha1.final, 'sha1_final' , \
sha1.oneshot, 'sha1_oneshot' , \
sha224.init, 'sha224_init' , \
sha224.update, 'sha224_update' , \
sha224.final, 'sha224_final' , \
sha224.oneshot, 'sha224_oneshot' , \
sha256.init, 'sha256_init' , \
sha256.update, 'sha256_update' , \
sha256.final, 'sha256_final' , \
sha256.oneshot, 'sha256_oneshot' , \
sha384.init, 'sha384_init' , \
sha384.update, 'sha384_update' , \
sha384.final, 'sha384_final' , \
sha384.oneshot, 'sha384_oneshot' , \
sha512.init, 'sha512_init' , \
sha512.update, 'sha512_update' , \
sha512.final, 'sha512_final' , \
sha512.oneshot, 'sha512_oneshot' , \
sha3_224.init, 'sha3_224_init' , \
sha3_224.update, 'sha3_224_update' , \
sha3_224.final, 'sha3_224_final' , \
sha3_224.oneshot, 'sha3_224_oneshot' , \
sha3_256.init, 'sha3_256_init' , \
sha3_256.update, 'sha3_256_update' , \
sha3_256.final, 'sha3_256_final' , \
sha3_256.oneshot, 'sha3_256_oneshot' , \
sha3_384.init, 'sha3_384_init' , \
sha3_384.update, 'sha3_384_update' , \
sha3_384.final, 'sha3_384_final' , \
sha3_384.oneshot, 'sha3_384_oneshot' , \
sha3_512.init, 'sha3_512_init' , \
sha3_512.update, 'sha3_512_update' , \
sha3_512.final, 'sha3_512_final' , \
sha3_512.oneshot, 'sha3_512_oneshot'