1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
/* ctc_dh.h
*
* Copyright (C) 2006-2011 Sawtooth Consulting Ltd.
*
* This file is part of CyaSSL.
*
* CyaSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* CyaSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/
#ifndef NO_DH
#ifndef CTAO_CRYPT_DH_H
#define CTAO_CRYPT_DH_H
#include "types.h"
#include "integer.h"
#include "random.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Diffie-Hellman Key */
typedef struct DhKey {
mp_int p, g; /* group parameters */
} DhKey;
void InitDhKey(DhKey* key);
void FreeDhKey(DhKey* key);
int DhGenerateKeyPair(DhKey* key, RNG* rng, byte* priv, word32* privSz,
byte* pub, word32* pubSz);
int DhAgree(DhKey* key, byte* agree, word32* agreeSz, const byte* priv,
word32 privSz, const byte* otherPub, word32 pubSz);
#ifdef __cplusplus
} /* extern "C" */
#endif
#endif /* CTAO_CRYPT_DH_H */
#endif /* NO_DH */
|