1 /*
2 * Copyright (c) 2018 Yubico AB. All rights reserved.
3 * Use of this source code is governed by a BSD-style
4 * license that can be found in the LICENSE file.
5 * SPDX-License-Identifier: BSD-2-Clause
6 */
7
8 /*
9 * Configure a PIN on a given authenticator.
10 */
11
12 #include <fido.h>
13 #include <stdio.h>
14 #include <stdlib.h>
15
16 #include "../openbsd-compat/openbsd-compat.h"
17
18 static void
setpin(const char * path,const char * pin,const char * oldpin)19 setpin(const char *path, const char *pin, const char *oldpin)
20 {
21 fido_dev_t *dev;
22 int r;
23
24 fido_init(0);
25
26 if ((dev = fido_dev_new()) == NULL)
27 errx(1, "fido_dev_new");
28
29 if ((r = fido_dev_open(dev, path)) != FIDO_OK)
30 errx(1, "fido_dev_open: %s (0x%x)", fido_strerr(r), r);
31
32 if ((r = fido_dev_set_pin(dev, pin, oldpin)) != FIDO_OK)
33 errx(1, "fido_dev_set_pin: %s (0x%x)", fido_strerr(r), r);
34
35 if ((r = fido_dev_close(dev)) != FIDO_OK)
36 errx(1, "fido_dev_close: %s (0x%x)", fido_strerr(r), r);
37
38 fido_dev_free(&dev);
39 }
40
41 int
main(int argc,char ** argv)42 main(int argc, char **argv)
43 {
44 if (argc < 3 || argc > 4) {
45 fprintf(stderr, "usage: setpin <pin> [oldpin] <device>\n");
46 exit(EXIT_FAILURE);
47 }
48
49 if (argc == 3)
50 setpin(argv[2], argv[1], NULL);
51 else
52 setpin(argv[3], argv[1], argv[2]);
53
54 exit(0);
55 }
56