3 The MD4 hash function, described in RFC 1320.
5 Copyright (C) 2003 Niels Möller
7 This file is part of GNU Nettle.
9 GNU Nettle is free software: you can redistribute it and/or
10 modify it under the terms of either:
12 * the GNU Lesser General Public License as published by the Free
13 Software Foundation; either version 3 of the License, or (at your
14 option) any later version.
18 * the GNU General Public License as published by the Free
19 Software Foundation; either version 2 of the License, or (at your
20 option) any later version.
22 or both in parallel, as here.
24 GNU Nettle is distributed in the hope that it will be useful,
25 but WITHOUT ANY WARRANTY; without even the implied warranty of
26 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
27 General Public License for more details.
29 You should have received copies of the GNU General Public License and
30 the GNU Lesser General Public License along with this program. If
31 not, see http://www.gnu.org/licenses/.
34 #ifndef NETTLE_MD4_H_INCLUDED
35 #define NETTLE_MD4_H_INCLUDED
37 #include "nettle-types.h"
44 #define md4_init nettle_md4_init
45 #define md4_update nettle_md4_update
46 #define md4_digest nettle_md4_digest
48 #define MD4_DIGEST_SIZE 16
49 #define MD4_BLOCK_SIZE 64
50 /* For backwards compatibility */
51 #define MD4_DATA_SIZE MD4_BLOCK_SIZE
53 /* Digest is kept internally as 4 32-bit words. */
54 #define _MD4_DIGEST_LENGTH 4
56 /* FIXME: Identical to md5_ctx */
59 uint32_t state[_MD4_DIGEST_LENGTH];
60 uint64_t count; /* Block count */
61 uint8_t block[MD4_BLOCK_SIZE]; /* Block buffer */
62 unsigned index; /* Into buffer */
66 md4_init(struct md4_ctx *ctx);
69 md4_update(struct md4_ctx *ctx,
74 md4_digest(struct md4_ctx *ctx,
83 #endif /* NETTLE_MD4_H_INCLUDED */