2 ecdsagen.c -- ECDSA key generation and export
3 Copyright (C) 2014 Guus Sliepen <guus@meshlink.io>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation, Inc.,
17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 #include "../system.h"
22 #include "../crypto.h"
25 #define __MESHLINK_ECDSA_INTERNAL__
31 #include "../crypto.h"
32 #include "../ecdsagen.h"
34 #include "../xalloc.h"
38 ecdsa_t *ecdsa_generate(void) {
39 ecdsa_t *ecdsa = xzalloc(sizeof * ecdsa);
42 randomize(seed, sizeof seed);
43 ed25519_create_keypair(ecdsa->public, ecdsa->private, seed);
48 // Write PEM ECDSA keys
50 bool ecdsa_write_pem_public_key(ecdsa_t *ecdsa, FILE *fp) {
51 return fwrite(ecdsa->public, sizeof ecdsa->public, 1, fp) == 1;
54 bool ecdsa_write_pem_private_key(ecdsa_t *ecdsa, FILE *fp) {
55 return fwrite(ecdsa, sizeof * ecdsa, 1, fp) == 1;