freebsd-dev/contrib/libfido2/examples/retries.c
Ed Maste 0afa8e065e Import libfido2 at 'contrib/libfido2/'
git-subtree-dir: contrib/libfido2
git-subtree-mainline: d586c978b9
git-subtree-split: a58dee945a
2021-10-06 21:29:18 -04:00

49 lines
958 B
C

/*
* Copyright (c) 2018 Yubico AB. All rights reserved.
* Use of this source code is governed by a BSD-style
* license that can be found in the LICENSE file.
*/
/*
* Get an authenticator's number of PIN attempts left.
*/
#include <fido.h>
#include <stdio.h>
#include <stdlib.h>
#include "../openbsd-compat/openbsd-compat.h"
int
main(int argc, char **argv)
{
fido_dev_t *dev;
int n;
int r;
if (argc != 2) {
fprintf(stderr, "usage: retries <device>\n");
exit(EXIT_FAILURE);
}
fido_init(0);
if ((dev = fido_dev_new()) == NULL)
errx(1, "fido_dev_new");
if ((r = fido_dev_open(dev, argv[1])) != FIDO_OK)
errx(1, "fido_open: %s (0x%x)", fido_strerr(r), r);
if ((r = fido_dev_get_retry_count(dev, &n)) != FIDO_OK)
errx(1, "fido_get_retries: %s (0x%x)", fido_strerr(r), r);
if ((r = fido_dev_close(dev)) != FIDO_OK)
errx(1, "fido_close: %s (0x%x)", fido_strerr(r), r);
fido_dev_free(&dev);
printf("%d\n", n);
exit(0);
}