summaryrefslogtreecommitdiffstats
path: root/examples/retries.c
diff options
context:
space:
mode:
Diffstat (limited to 'examples/retries.c')
-rw-r--r--examples/retries.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/examples/retries.c b/examples/retries.c
new file mode 100644
index 0000000..a0610fe
--- /dev/null
+++ b/examples/retries.c
@@ -0,0 +1,49 @@
+/*
+ * 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.
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+/*
+ * 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_dev_get_retry_count: %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);
+}