include/zephyr/mgmt/mcumgr/transport/smp_bt.h

/*
 * Copyright Runtime.io 2018. All rights reserved.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

/** @file
 * @brief Bluetooth transport for the mcumgr SMP protocol.
 */

#ifndef ZEPHYR_INCLUDE_MGMT_SMP_BT_H_
#define ZEPHYR_INCLUDE_MGMT_SMP_BT_H_

#include <zephyr/types.h>
struct bt_conn;

#ifdef __cplusplus
extern "C" {
#endif

/**
 * @brief	Registers the SMP Bluetooth service. Should only be called if the Bluetooth
 *		transport has been unregistered by calling smp_bt_unregister().
 *
 * @return	0 on success; negative error code on failure.
 */
int smp_bt_register(void);

/**
 * @brief	Unregisters the SMP Bluetooth service.
 *
 * @return	0 on success; negative error code on failure.
 */
int smp_bt_unregister(void);

/**
 * @brief	Transmits an SMP command/response over the specified Bluetooth connection as a
 *		notification.
 *
 * @param conn	Connection object.
 * @param data	Pointer to SMP message.
 * @param len	data length.
 *
 * @return	0 in case of success or negative value in case of error.
 */
int smp_bt_notify(struct bt_conn *conn, const void *data, uint16_t len);

#ifdef __cplusplus
}
#endif

#endif