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git.ipfire.org Git - thirdparty/nettle.git/blob - md5.h
3 * The MD5 hash function, described in RFC 1321.
6 /* nettle, low-level cryptographics library
8 * Copyright (C) 2001 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_MD5_H_INCLUDED
27 #define NETTLE_MD5_H_INCLUDED
31 #define MD5_DIGEST_SIZE 16
32 #define MD5_DATA_SIZE 64
34 /* Digest is kept internally as 4 32-bit words. */
35 #define _MD5_DIGEST_LENGTH 4
39 uint32_t digest
[_MD5_DIGEST_LENGTH
];
40 uint32_t count_l
, count_h
; /* Block count */
41 uint8_t block
[MD5_DATA_SIZE
]; /* Block buffer */
42 unsigned index
; /* Into buffer */
46 md5_init(struct md5_ctx
*ctx
);
49 md5_update(struct md5_ctx
*ctx
,
54 md5_digest(struct md5_ctx
*ctx
,
58 #endif /* NETTLE_MD5_H_INCLUDED */