bluetooth: classic: add role changed callback (31fba83f) · Commits · Wenxi XU / zephyr

include/zephyr/bluetooth/conn.h

+11 −0

Original line number	Diff line number	Diff line
		@@ -1989,6 +1989,17 @@ struct bt_conn_cb {

		#endif

		#if defined(CONFIG_BT_CLASSIC)
		/** @brief The role of the connection has changed.
		*
		* This callback notifies the application that the role switch procedure has completed.
		*
		* @param conn Connection object.
		* @param status HCI status of role change event.
		*/
		void (role_changed)(struct bt_conn conn, uint8_t status);
		#endif

		/** @internal Internally used field for list handling */
		sys_snode_t _node;
		};

+8 −8

Original line number	Diff line number	Diff line
		@@ -681,21 +681,21 @@ void bt_hci_role_change(struct net_buf *buf)

		LOG_DBG("status 0x%02x role %u addr %s", evt->status, evt->role, bt_addr_str(&evt->bdaddr));

		if (evt->status) {
		return;
		}

		conn = bt_conn_lookup_addr_br(&evt->bdaddr);
		if (!conn) {
		LOG_ERR("Can't find conn for %s", bt_addr_str(&evt->bdaddr));
		return;
		}

		if (evt->role) {
		if (evt->status == 0) {
		if (evt->role == BT_HCI_ROLE_PERIPHERAL) {
		conn->role = BT_CONN_ROLE_PERIPHERAL;
		} else {
		conn->role = BT_CONN_ROLE_CENTRAL;
		}
		}

		bt_conn_role_changed(conn, evt->status);

		bt_conn_unref(conn);
		}

+19 −0

Original line number	Diff line number	Diff line
		@@ -1811,6 +1811,25 @@ void bt_conn_connected(struct bt_conn *conn)
		notify_connected(conn);
		}

		#if defined(CONFIG_BT_CLASSIC)
		void bt_conn_role_changed(struct bt_conn *conn, uint8_t status)
		{
		struct bt_conn_cb *callback;

		SYS_SLIST_FOR_EACH_CONTAINER(&conn_cbs, callback, _node) {
		if (callback->role_changed) {
		callback->role_changed(conn, status);
		}
		}

		STRUCT_SECTION_FOREACH(bt_conn_cb, cb) {
		if (cb->role_changed) {
		cb->role_changed(conn, status);
		}
		}
		}
		#endif

		static int conn_disconnect(struct bt_conn *conn, uint8_t reason)
		{
		int err;

+2 −0

Original line number	Diff line number	Diff line
		@@ -490,6 +490,8 @@ void bt_conn_set_state(struct bt_conn *conn, bt_conn_state_t state);

		void bt_conn_connected(struct bt_conn *conn);

		void bt_conn_role_changed(struct bt_conn *conn, uint8_t status);

		int bt_conn_le_conn_update(struct bt_conn *conn,
		const struct bt_le_conn_param *param);