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[strongswan.git] / src / libstrongswan / plugins / sha1 / sha1_prf.h
1 /*
2 * Copyright (C) 2008 Martin Willi
3 * Hochschule fuer Technik Rapperswil
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License as published by the
7 * Free Software Foundation; either version 2 of the License, or (at your
8 * option) any later version. See <http://www.fsf.org/copyleft/gpl.txt>.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
12 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * for more details.
14 */
15
16 /**
17 * @defgroup sha1_prf sha1_prf
18 * @{ @ingroup sha1_p
19 */
20
21 #ifndef SHA1_PRF_H_
22 #define SHA1_PRF_H_
23
24 typedef struct sha1_prf_t sha1_prf_t;
25
26 #include <crypto/prfs/prf.h>
27
28 /**
29 * Implementation of prf_t interface using keyed SHA1 algorithm (used for EAP-AKA).
30 */
31 struct sha1_prf_t {
32
33 /**
34 * Implements prf_t interface.
35 */
36 prf_t prf_interface;
37 };
38
39 /**
40 * Creates a new sha1_prf_t.
41 *
42 * @param algo algorithm, must be PRF_KEYED_SHA1
43 * @return sha1_keyed_prf_tobject
44 */
45 sha1_prf_t *sha1_prf_create(pseudo_random_function_t algo);
46
47 #endif /** SHA1_PRF_H_ @}*/