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Add hmac-md5 module.
author Simon Josefsson <simon@josefsson.org>
date Thu, 06 Oct 2005 15:58:26 +0000
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6343:0a6f1dc4ec01 6344:88273adcbaf6
1 /* hmac.h -- hashed message authentication codes
2 Copyright (C) 2005 Free Software Foundation, Inc.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2, or (at your option)
7 any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software Foundation,
16 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
17
18 /* Written by Simon Josefsson. */
19
20 #ifndef HMAC_H
21 # define HMAC_H 1
22
23 #include <stddef.h>
24
25 /* Compute Hashed Message Authentication Code with MD5, as described
26 in RFC 2104, over BUFFER data of BUFLEN bytes using the KEY of
27 KEYLEN bytes, writing the output to pre-allocated 16 byte minimum
28 RESBUF buffer. Return 0 on success. */
29 int
30 hmac_md5 (const void *key, size_t keylen,
31 const void *buffer, size_t buflen, void *resbuf);
32
33 #endif /* HMAC_H */