1 files changed, 46 insertions, 0 deletions
diff --git a/src/reset.c b/src/reset.c
new file mode 100644
index 0000000..4e09dbb
--- /dev/null
+++ b/src/reset.c
@@ -0,0 +1,46 @@
+/*
+ * 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
+ */
+
+#include "fido.h"
+
+static int
+fido_dev_reset_tx(fido_dev_t *dev, int *ms)
+{
+	const unsigned char cbor[] = { CTAP_CBOR_RESET };
+
+	if (fido_tx(dev, CTAP_CMD_CBOR, cbor, sizeof(cbor), ms) < 0) {
+		fido_log_debug("%s: fido_tx", __func__);
+		return (FIDO_ERR_TX);
+	}
+
+	return (FIDO_OK);
+}
+
+static int
+fido_dev_reset_wait(fido_dev_t *dev, int *ms)
+{
+	int r;
+
+	if ((r = fido_dev_reset_tx(dev, ms)) != FIDO_OK ||
+	    (r = fido_rx_cbor_status(dev, ms)) != FIDO_OK)
+		return (r);
+
+	if (dev->flags & FIDO_DEV_PIN_SET) {
+		dev->flags &= ~FIDO_DEV_PIN_SET;
+		dev->flags |= FIDO_DEV_PIN_UNSET;
+	}
+
+	return (FIDO_OK);
+}
+
+int
+fido_dev_reset(fido_dev_t *dev)
+{
+	int ms = dev->timeout_ms;
+
+	return (fido_dev_reset_wait(dev, &ms));
+}