2016-07-31 02:16:12 +02:00
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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 <http://www.gnu.org/licenses/>.
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LIBCRASH_CRC32 = 0
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LIBCRASH_MD4 = 1
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LIBCRASH_MD5 = 2
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LIBCRASH_SHA1 = 3
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LIBCRASH_SHA224 = 4
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LIBCRASH_SHA256 = 5
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LIBCRASH_SHA384 = 6
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LIBCRASH_SHA512 = 7
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LIBCRASH_SHA3_224 = 8
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LIBCRASH_SHA3_256 = 9
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LIBCRASH_SHA3_384 = 10
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LIBCRASH_SHA3_512 = 11
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LIBCRASH_LAST = 11
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struct crash_item
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init dd ?
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update dd ?
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final dd ?
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len_out dd ?
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ends
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; CRC32
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CRC32_HASH_SIZE = 4
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CRC32_ALIGN = 4
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CRC32_ALIGN_MASK = CRC32_ALIGN - 1
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struct ctx_crc32
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hash rd 1
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ends
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; MD4
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MD4_BLOCK_SIZE = 64
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MD4_HASH_SIZE = 16
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MD4_ALIGN = 4
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MD4_ALIGN_MASK = MD4_ALIGN - 1
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struct ctx_md4
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hash rb MD4_HASH_SIZE
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block rb MD4_BLOCK_SIZE
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index rd 1
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msglen_0 rd 1
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msglen_1 rd 1
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ends
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; MD5
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MD5_BLOCK_SIZE = 64
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MD5_HASH_SIZE = 16
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MD5_ALIGN = 4
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MD5_ALIGN_MASK = MD5_ALIGN - 1
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struct ctx_md5
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hash rb MD5_HASH_SIZE
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block rb MD5_BLOCK_SIZE
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index rd 1
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msglen_0 rd 1
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msglen_1 rd 1
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ends
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; SHA1
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SHA1_BLOCK_SIZE = 64
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SHA1_HASH_SIZE = 20
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SHA1_ALIGN = 4
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SHA1_ALIGN_MASK = SHA1_ALIGN - 1
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struct ctx_sha1
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hash rb SHA1_HASH_SIZE
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block rb SHA1_BLOCK_SIZE
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index rd 1
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msglen_0 rd 1
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msglen_1 rd 1
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ends
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; SHA2
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SHA224256_BLOCK_SIZE = 64
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SHA224256_INIT_SIZE = 32
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SHA224_HASH_SIZE = 28
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SHA256_HASH_SIZE = 32
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SHA224256_ALIGN = 4
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SHA224256_ALIGN_MASK = SHA224256_ALIGN - 1
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struct ctx_sha224256
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hash rb SHA224256_INIT_SIZE
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block rb SHA224256_BLOCK_SIZE
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index rd 1
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msglen_0 rd 1
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msglen_1 rd 1
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ends
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SHA384512_BLOCK_SIZE = 128
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SHA384512_INIT_SIZE = 64
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SHA384_HASH_SIZE = 48
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SHA512_HASH_SIZE = 64
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SHA384512_ALIGN = 16
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SHA384512_ALIGN_MASK = SHA384512_ALIGN - 1
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struct ctx_sha384512
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hash rb SHA384512_INIT_SIZE
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block rb SHA384512_BLOCK_SIZE
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index rd 1
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msglen_0 rd 1
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msglen_1 rd 1
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msglen_2 rd 1
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msglen_3 rd 1
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rd 3 ; align
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; tmp vars
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w rq 80
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A rq 1
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B rq 1
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C rq 1
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D rq 1
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E rq 1
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F rq 1
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G rq 1
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H rq 1
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temp rq 1
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ends
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; SHA3
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SHA3224_BLOCK_SIZE = 144
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SHA3256_BLOCK_SIZE = 136
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SHA3384_BLOCK_SIZE = 104
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SHA3512_BLOCK_SIZE = 72
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SHA3MAX_BLOCK_SIZE = SHA3224_BLOCK_SIZE
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SHA3_INIT_SIZE = 200
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SHA3224_HASH_SIZE = 28
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SHA3256_HASH_SIZE = 32
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SHA3384_HASH_SIZE = 48
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SHA3512_HASH_SIZE = 64
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SHA3_ALIGN = 16
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SHA3_ALIGN_MASK = SHA3_ALIGN-1
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struct ctx_sha3
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hash rb SHA3_INIT_SIZE
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rb SHA3_ALIGN - (SHA3_INIT_SIZE mod SHA3_ALIGN)
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block rb SHA3MAX_BLOCK_SIZE
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rb SHA3_ALIGN - (SHA3MAX_BLOCK_SIZE mod SHA3_ALIGN)
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index rd 1
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block_size rd 1
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rounds_cnt rd 1
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rd 1 ; align
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; tmp vars
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C rq 5
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D rq 5
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ends
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