1/*	$NetBSD: ec.h,v 1.2 2017/01/28 21:31:47 christos Exp $	*/
2
3/*
4 * Copyright (c) 2009-2016 Kungliga Tekniska H�gskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 *    notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software
21 *    without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36#ifndef HEIM_EC_H
37#define HEIM_EC_H 1
38
39#define EC_KEY hc_EC_KEY
40#define EC_GROUP hc_EC_GROUP
41#define EC_GROUP_ID hc_EC_GROUP_ID
42#define EC_GROUP_ID_s hc_EC_GROUP_ID_s
43#define EC_GROUP_get_degree hc_EC_GROUP_get_degree
44#define EC_KEY_get0_group hc_EC_KEY_get0_group
45#define EC_GROUP_get_order hc_EC_GROUP_get_order
46#define o2i_ECPublicKey hc_o2i_ECPublicKey
47#define EC_KEY_free hc_EC_KEY_free
48#define EC_GROUP_new_by_curve_name hc_EC_GROUP_new_by_curve_name
49#define EC_KEY_set_group hc_EC_KEY_set_group
50#define EC_GROUP_free hc_EC_GROUP_free
51#define EC_KEY_check_key hc_EC_KEY_check_key
52#define EC_KEY_get0_private_key hc_EC_KEY_get0_private_key
53#define EC_KEY_set_private_key hc_EC_KEY_set_private_key
54
55#include <hcrypto/bn.h>
56#include <hcrypto/engine.h>
57
58typedef struct EC_KEY EC_KEY;
59typedef struct EC_GROUP EC_GROUP;
60typedef struct EC_GROUP_ID_s *EC_GROUP_ID;
61
62unsigned long
63EC_GROUP_get_degree(EC_GROUP *);
64
65EC_GROUP *
66EC_KEY_get0_group(EC_KEY *);
67
68int
69EC_GROUP_get_order(EC_GROUP *, BIGNUM *, BN_CTX *);
70
71EC_KEY *
72o2i_ECPublicKey(EC_KEY **key, unsigned char **, size_t);
73
74EC_KEY *
75EC_KEY_new_by_curve_name(EC_GROUP_ID);
76
77int
78EC_KEY_generate_key(EC_KEY *);
79
80void
81EC_KEY_free(EC_KEY *);
82
83EC_GROUP *
84EC_GROUP_new_by_curve_name(int nid);
85
86void
87EC_KEY_set_group(EC_KEY *, EC_GROUP *);
88
89void
90EC_GROUP_free(EC_GROUP *);
91
92int
93EC_KEY_check_key(const EC_KEY *);
94
95const BIGNUM *EC_KEY_get0_private_key(const EC_KEY *);
96
97int EC_KEY_set_private_key(EC_KEY *, const BIGNUM *);
98
99#endif /* HEIM_EC_H */
100