Annotation of embedaddon/strongswan/src/libstrongswan/plugins/chapoly/chapoly_aead.h, revision 1.1.1.1
1.1 misho 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 chapoly_aead chapoly_aead
18: * @{ @ingroup chapoly
19: */
20:
21: #ifndef CHAPOLY_AEAD_H_
22: #define CHAPOLY_AEAD_H_
23:
24: #include <crypto/aead.h>
25:
26: typedef struct chapoly_aead_t chapoly_aead_t;
27:
28: /**
29: * ChaCha20/Poly1305 AEAD implementation.
30: *
31: * TODO-Chapoly: draft-ietf-ipsecme-chacha20-poly1305-05
32: */
33: struct chapoly_aead_t {
34:
35: /**
36: * Implements aead_t interface.
37: */
38: aead_t aead;
39: };
40:
41: /**
42: * Create a chapoly_aead instance.
43: *
44: * @param algo algorithm to implement, ENCR_CHACHA20_POLY1305
45: * @param key_size key size in bytes, 32
46: * @param salt_size size of implicit salt length, 0
47: * @return AEAD, NULL if not supported
48: */
49: chapoly_aead_t *chapoly_aead_create(encryption_algorithm_t algo,
50: size_t key_size, size_t salt_size);
51:
52: #endif /** CHAPOLY_AEAD_H_ @}*/
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