net/bluetooth/mgmt.c

2913 	struct hci_conn *conn;
2916 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
2919 		conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr,
2922 	if (!conn)
2925 	return hci_abort_conn_sync(hdev, conn, HCI_ERROR_REMOTE_USER_TERM);
2935 	struct hci_conn *conn;
2971 			conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
2974 			conn = NULL;
3000 	conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr, addr_type);
3001 	if (!conn) {
3010 	set_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags);
3025 		conn = NULL;
3031 	if (!conn) {
3063 	struct hci_conn *conn;
3093 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
3096 		conn = hci_conn_hash_lookup_le(hdev, &cp->addr.bdaddr,
3099 	if (!conn || conn->state == BT_OPEN || conn->state == BT_CLOSED) {
3114 	err = hci_disconnect(conn, HCI_ERROR_REMOTE_USER_TERM);
3221 	struct hci_conn *conn;
3237 	conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
3238 	if (!conn) {
3244 	if (conn->pending_sec_level == BT_SECURITY_HIGH && cp->pin_len != 16) {
3303 static struct mgmt_pending_cmd *find_pairing(struct hci_conn *conn)
3305 	struct hci_dev *hdev = conn->hdev;
3312 		if (cmd->user_data != conn)
3324 	struct hci_conn *conn = cmd->user_data;
3327 	bacpy(&rp.addr.bdaddr, &conn->dst);
3328 	rp.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
3334 	conn->connect_cfm_cb = NULL;
3335 	conn->security_cfm_cb = NULL;
3336 	conn->disconn_cfm_cb = NULL;
3338 	hci_conn_drop(conn);
3343 	clear_bit(HCI_CONN_PARAM_REMOVAL_PEND, &conn->flags);
3345 	hci_conn_put(conn);
3350 void mgmt_smp_complete(struct hci_conn *conn, bool complete)
3355 	cmd = find_pairing(conn);
3362 static void pairing_complete_cb(struct hci_conn *conn, u8 status)
3368 	cmd = find_pairing(conn);
3378 static void le_pairing_complete_cb(struct hci_conn *conn, u8 status)
3387 	cmd = find_pairing(conn);
3404 	struct hci_conn *conn;
3443 		conn = hci_connect_acl(hdev, &cp->addr.bdaddr, sec_level,
3464 		conn = hci_connect_le_scan(hdev, &cp->addr.bdaddr, addr_type,
3469 	if (IS_ERR(conn)) {
3472 		if (PTR_ERR(conn) == -EBUSY)
3474 		else if (PTR_ERR(conn) == -EOPNOTSUPP)
3476 		else if (PTR_ERR(conn) == -ECONNREFUSED)
3486 	if (conn->connect_cfm_cb) {
3487 		hci_conn_drop(conn);
3496 		hci_conn_drop(conn);
3504 		conn->connect_cfm_cb = pairing_complete_cb;
3505 		conn->security_cfm_cb = pairing_complete_cb;
3506 		conn->disconn_cfm_cb = pairing_complete_cb;
3508 		conn->connect_cfm_cb = le_pairing_complete_cb;
3509 		conn->security_cfm_cb = le_pairing_complete_cb;
3510 		conn->disconn_cfm_cb = le_pairing_complete_cb;
3513 	conn->io_capability = cp->io_cap;
3514 	cmd->user_data = hci_conn_get(conn);
3516 	if ((conn->state == BT_CONNECTED || conn->state == BT_CONFIG) &&
3517 	    hci_conn_security(conn, sec_level, auth_type, true)) {
3534 	struct hci_conn *conn;
3554 	conn = cmd->user_data;
3556 	if (bacmp(&addr->bdaddr, &conn->dst) != 0) {
3578 	if (conn->conn_reason == CONN_REASON_PAIR_DEVICE)
3579 		hci_abort_conn(conn, HCI_ERROR_REMOTE_USER_TERM);
3591 	struct hci_conn *conn;
3604 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &addr->bdaddr);
3606 		conn = hci_conn_hash_lookup_le(hdev, &addr->bdaddr,
3609 	if (!conn) {
3617 		err = smp_user_confirm_reply(conn, mgmt_op, passkey);
7223 	struct hci_conn *conn = cmd->user_data;
7234 		rp.rssi = conn->rssi;
7235 		rp.tx_power = conn->tx_power;
7236 		rp.max_tx_power = conn->max_tx_power;
7253 	struct hci_conn *conn;
7259 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
7262 		conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
7264 	if (!conn || conn->state != BT_CONNECTED)
7267 	cmd->user_data = conn;
7268 	handle = cpu_to_le16(conn->handle);
7277 		     conn->tx_power == HCI_TX_POWER_INVALID))
7281 	if (!err && conn->max_tx_power == HCI_TX_POWER_INVALID)
7292 	struct hci_conn *conn;
7317 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
7320 		conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, &cp->addr.bdaddr);
7322 	if (!conn || conn->state != BT_CONNECTED) {
7330 	 * calculate conn info age as random value between min/max set in hdev.
7338 	if (time_after(jiffies, conn->conn_info_timestamp +
7340 	    !conn->conn_info_timestamp) {
7362 		conn->conn_info_timestamp = jiffies;
7365 		rp.rssi = conn->rssi;
7366 		rp.tx_power = conn->tx_power;
7367 		rp.max_tx_power = conn->max_tx_power;
7383 	struct hci_conn *conn = cmd->user_data;
7397 	if (conn) {
7398 		rp.piconet_clock = cpu_to_le32(conn->clock);
7399 		rp.accuracy = cpu_to_le16(conn->clock_accuracy);
7414 	struct hci_conn *conn;
7420 	conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->addr.bdaddr);
7421 	if (!conn || conn->state != BT_CONNECTED)
7424 	cmd->user_data = conn;
7425 	hci_cp.handle = cpu_to_le16(conn->handle);
7437 	struct hci_conn *conn;
7461 		conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK,
7463 		if (!conn || conn->state != BT_CONNECTED) {
7471 		conn = NULL;
7497 	struct hci_conn *conn;
7499 	conn = hci_conn_hash_lookup_ba(hdev, LE_LINK, addr);
7500 	if (!conn)
7503 	if (conn->dst_type != type)
7506 	if (conn->state != BT_CONNECTED)
9593 void mgmt_device_connected(struct hci_dev *hdev, struct hci_conn *conn,
9601 	if (test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
9605 	if (conn->le_adv_data_len > 0)
9607 				     sizeof(*ev) + conn->le_adv_data_len);
9611 				     eir_precalc_len(sizeof(conn->dev_class)));
9614 	bacpy(&ev->addr.bdaddr, &conn->dst);
9615 	ev->addr.type = link_to_bdaddr(conn->type, conn->dst_type);
9617 	if (conn->out)
9626 	if (conn->le_adv_data_len > 0) {
9627 		skb_put_data(skb, conn->le_adv_data, conn->le_adv_data_len);
9628 		eir_len = conn->le_adv_data_len;
9633 		if (memcmp(conn->dev_class, "\0\0\0", sizeof(conn->dev_class)))
9635 						    conn->dev_class, sizeof(conn->dev_class));
9885 void mgmt_auth_failed(struct hci_conn *conn, u8 hci_status)
9891 	bacpy(&ev.addr.bdaddr, &conn->dst);
9892 	ev.addr.type = link_to_bdaddr(conn->type, conn->dst_type);
9895 	cmd = find_pairing(conn);
9897 	mgmt_event(MGMT_EV_AUTH_FAILED, conn->hdev, &ev, sizeof(ev),