mirror of
https://github.com/KolibriOS/kolibrios.git
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165 lines
5.7 KiB
NASM
165 lines
5.7 KiB
NASM
; libcrash -- cryptographic hash functions
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;
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; Copyright (C) 2012-2014,2016 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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format MS COFF
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public @EXPORT as 'EXPORTS'
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include '../../../../struct.inc'
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include '../../../../proc32.inc'
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include '../../../../macros.inc'
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include '../../../../config.inc'
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;include '../../../../debug.inc'
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purge section,mov,add,sub
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section '.flat' code readable align 16
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include 'libcrash.inc'
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include 'crc32.asm'
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include 'md4.asm'
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include 'md5.asm'
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include 'sha1.asm'
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include 'sha224_256.asm'
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include 'sha384_512.asm'
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include 'sha3.asm'
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proc lib_init
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ret
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endp
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proc crash.hash _hid, _data, _callback, _ctx
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locals
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size dd ?
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endl
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mov [size], 0
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mov eax, [_hid]
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imul eax, sizeof.crash_item
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lea edx, [crash._.table + eax]
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mov ebx, [_ctx]
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stdcall [edx + crash_item.init], [_ctx]
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.hash:
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mov esi, [_data]
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push edx
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stdcall [edx + crash_item.update], [_ctx], [_data], [size]
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mov [size], 0
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pop edx
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mov eax, [_callback]
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test eax, eax
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jz .quit
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push edx
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stdcall [_callback], [size]
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pop edx
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mov [size], eax
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test eax, eax
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jnz .hash
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stdcall [edx + crash_item.final], [_ctx]
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.quit:
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ret
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endp
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proc crash.bin2hex _bin, _hex, _hid
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mov eax, [_hid]
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imul eax, sizeof.crash_item
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mov ecx, [crash._.table + eax + crash_item.len_out]
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mov ebx, crash._.bin2hex_table
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mov esi, [_bin]
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mov edi, [_hex]
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.next_byte:
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xor eax, eax
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lodsb
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shl eax, 4
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shr al, 4
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xlatb
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xchg al, ah
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xlatb
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stosw
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dec ecx
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jnz .next_byte
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xor al, al
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stosb
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ret
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endp
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section '.data' data readable align 16
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crash._.bin2hex_table db '0123456789abcdef'
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crash._.table dd \
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crc32.init, crc32.update, crc32.final, CRC32_HASH_SIZE, \
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md4.init, md4.update, md4.final, MD4_HASH_SIZE, \
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md5.init, md5.update, md5.final, MD5_HASH_SIZE, \
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sha1.init, sha1.update, sha1.final, SHA1_HASH_SIZE, \
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sha224.init, sha224.update, sha224.final, SHA224_HASH_SIZE, \
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sha256.init, sha256.update, sha256.final, SHA256_HASH_SIZE, \
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sha384.init, sha384.update, sha384.final, SHA384_HASH_SIZE, \
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sha512.init, sha512.update, sha512.final, SHA512_HASH_SIZE, \
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sha3224.init, sha3224.update, sha3224.final, SHA3224_HASH_SIZE,\
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sha3256.init, sha3256.update, sha3256.final, SHA3256_HASH_SIZE,\
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sha3384.init, sha3384.update, sha3384.final, SHA3384_HASH_SIZE,\
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sha3512.init, sha3512.update, sha3512.final, SHA3512_HASH_SIZE
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align 4
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@EXPORT:
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export \
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lib_init, 'lib_init' , \
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crash.hash, 'crash_hash' , \
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crash.bin2hex, 'crash_bin2hex' , \
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crc32.init, 'crc32_init' , \
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crc32.update, 'crc32_update' , \
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crc32.final, 'crc32_final' , \
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md4.init, 'md4_init' , \
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md4.update, 'md4_update' , \
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md4.final, 'md4_final' , \
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md5.init, 'md5_init' , \
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md5.update, 'md5_update' , \
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md5.final, 'md5_final' , \
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sha1.init, 'sha1_init' , \
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sha1.update, 'sha1_update' , \
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sha1.final, 'sha1_final' , \
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sha224.init, 'sha224_init' , \
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sha224.update, 'sha224_update' , \
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sha224.final, 'sha224_final' , \
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sha256.init, 'sha256_init' , \
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sha256.update, 'sha256_update' , \
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sha256.final, 'sha256_final' , \
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sha384.init, 'sha384_init' , \
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sha384.update, 'sha384_update' , \
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sha384.final, 'sha384_final' , \
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sha512.init, 'sha512_init' , \
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sha512.update, 'sha512_update' , \
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sha512.final, 'sha512_final' , \
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sha3224.init, 'sha3_224_init' , \
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sha3224.update, 'sha3_224_update' , \
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sha3224.final, 'sha3_224_final' , \
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sha3256.init, 'sha3_256_init' , \
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sha3256.update, 'sha3_256_update' , \
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sha3256.final, 'sha3_256_final' , \
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sha3384.init, 'sha3_384_init' , \
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sha3384.update, 'sha3_384_update' , \
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sha3384.final, 'sha3_384_final' , \
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sha3512.init, 'sha3_512_init' , \
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sha3512.update, 'sha3_512_update' , \
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sha3512.final, 'sha3_512_final'
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