Annotation of embedaddon/strongswan/src/libstrongswan/plugins/curve25519/curve25519_drv.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 curve25519_drv curve25519_drv
18: * @{ @ingroup curve25519_p
19: */
20:
21: #ifndef CURVE25519_DRV_H_
22: #define CURVE25519_DRV_H_
23:
24: typedef struct curve25519_drv_t curve25519_drv_t;
25:
26: #include <library.h>
27:
28: /**
29: * Private key size of Curve25519
30: */
31: #define CURVE25519_KEY_SIZE 32
32:
33: /**
34: * Backend driver abstraction for Curve25519.
35: */
36: struct curve25519_drv_t {
37:
38: /**
39: * Set the private key.
40: *
41: * @param key 32 byte private key, clamped
42: * @return TRUE if key set
43: */
44: bool (*set_key)(curve25519_drv_t *this, u_char *key);
45:
46: /**
47: * Calculate Curve25519 for the set key.
48: *
49: * @param in input data, 32 bytes
50: * @param out output data, 32 bytes
51: * @return TRUE if calculated
52: */
53: bool (*curve25519)(curve25519_drv_t *this, u_char *in, u_char *out);
54:
55: /**
56: * Destroy a curve25519_drv_t.
57: */
58: void (*destroy)(curve25519_drv_t *this);
59: };
60:
61: /**
62: * Create a curve25519_drv instance.
63: */
64: curve25519_drv_t *curve25519_drv_probe();
65:
66: #endif /** CURVE25519_DRV_H_ @}*/
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