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; 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 . |
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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' |