adding diffie hellman with OpenSSL
[strongswan.git] / src / libstrongswan / plugins / openssl / openssl_diffie_hellman.h
1 /*
2 * Copyright (C) 2008 Tobias Brunner
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 openssl_diffie_hellman openssl_diffie_hellman
18 * @{ @ingroup openssl_p
19 */
20
21 #ifndef OPENSSL_DIFFIE_HELLMAN_H_
22 #define OPENSSL_DIFFIE_HELLMAN_H_
23
24 typedef struct openssl_diffie_hellman_t openssl_diffie_hellman_t;
25
26 #include <library.h>
27
28 /**
29 * Implementation of the Diffie-Hellman algorithm using OpenSSL.
30 */
31 struct openssl_diffie_hellman_t {
32
33 /**
34 * Implements diffie_hellman_t interface.
35 */
36 diffie_hellman_t dh;
37 };
38
39 /**
40 * Creates a new openssl_diffie_hellman_t object.
41 *
42 * @param group Diffie Hellman group number to use
43 * @return openssl_diffie_hellman_t object, NULL if not supported
44 */
45 openssl_diffie_hellman_t *openssl_diffie_hellman_create(diffie_hellman_group_t group);
46
47 #endif /*OPENSSL_DIFFIE_HELLMAN_H_ @}*/
48