wolfssl: Add wolfSSL plugin for cryptographic implementations
[strongswan.git] / src / libstrongswan / plugins / wolfssl / wolfssl_x_diffie_hellman.h
1 /*
2 * Copyright (C) 2019 Sean Parkinson, wolfSSL Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 * THE SOFTWARE.
21 */
22
23 /**
24 * Implementation of the X25519 Diffie-Hellman algorithm using wolfSSL.
25 *
26 * @defgroup wolfssl_x_diffie_hellman wolfssl_x_diffie_hellman
27 * @{ @ingroup wolfssl_p
28 */
29
30 #ifndef WOLFSSL_X_DIFFIE_HELLMAN_H_
31 #define WOLFSSL_X_DIFFIE_HELLMAN_H_
32
33 #include <library.h>
34
35 /**
36 * Creates a new diffie_hellman_t object.
37 *
38 * @param group Diffie Hellman group number to use
39 * @return object, NULL if not supported
40 */
41 diffie_hellman_t *wolfssl_x_diffie_hellman_create(diffie_hellman_group_t group);
42
43 #endif /** WOLFSSL_X_DIFFIE_HELLMAN_H_ @}*/
44