charon-nm: Set DPD/close action to restart and enable indefinite keying tries
[strongswan.git] / src / libstrongswan / plugins / aesni / aesni_gcm.h
1 /*
2 * Copyright (C) 2015 Martin Willi
3 * Copyright (C) 2015 revosec AG
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 aesni_gcm aesni_gcm
18 * @{ @ingroup aesni
19 */
20
21 #ifndef AESNI_GCM_H_
22 #define AESNI_GCM_H_
23
24 #include <library.h>
25
26 typedef struct aesni_gcm_t aesni_gcm_t;
27
28 /**
29 * GCM mode AEAD using AES-NI
30 */
31 struct aesni_gcm_t {
32
33 /**
34 * Implements aead_t interface
35 */
36 aead_t aead;
37 };
38
39 /**
40 * Create a aesni_gcm instance.
41 *
42 * @param algo encryption algorithm, ENCR_AES_GCM*
43 * @param key_size AES key size, in bytes
44 * @param salt_size size of salt value
45 * @return AES-GCM AEAD, NULL if not supported
46 */
47 aesni_gcm_t *aesni_gcm_create(encryption_algorithm_t algo,
48 size_t key_size, size_t salt_size);
49
50 #endif /** AESNI_GCM_H_ @}*/