3 * The MD4 hash function, described in RFC 1320.
6 /* nettle, low-level cryptographics library
8 * Copyright (C) 2003 Niels Möller
10 * The nettle library is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU Lesser General Public License as published by
12 * the Free Software Foundation; either version 2.1 of the License, or (at your
13 * option) any later version.
15 * The nettle library is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
17 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
18 * License for more details.
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with the nettle library; see the file COPYING.LIB. If not, write to
22 * the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
26 #ifndef NETTLE_MD4_H_INCLUDED
27 #define NETTLE_MD4_H_INCLUDED
29 #include "nettle-types.h"
36 #define md4_init nettle_md4_init
37 #define md4_update nettle_md4_update
38 #define md4_digest nettle_md4_digest
40 #define MD4_DIGEST_SIZE 16
41 #define MD4_DATA_SIZE 64
43 /* Digest is kept internally as 4 32-bit words. */
44 #define _MD4_DIGEST_LENGTH 4
48 uint32_t digest[_MD4_DIGEST_LENGTH];
49 uint32_t count_l, count_h; /* Block count */
50 uint8_t block[MD4_DATA_SIZE]; /* Block buffer */
51 unsigned index; /* Into buffer */
55 md4_init(struct md4_ctx *ctx);
58 md4_update(struct md4_ctx *ctx,
63 md4_digest(struct md4_ctx *ctx,
72 #endif /* NETTLE_MD4_H_INCLUDED */