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![Gustavo Padovan](/assets/img/avatar_default.png)
Some comparisons needs to double negation(!!) in order to make the value of the field boolean. Add it to the macro makes the code more readable. Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
4228 lines
98 KiB
C
4228 lines
98 KiB
C
/*
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BlueZ - Bluetooth protocol stack for Linux
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Copyright (c) 2000-2001, 2010, Code Aurora Forum. All rights reserved.
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Written 2000,2001 by Maxim Krasnyansky <maxk@qualcomm.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License version 2 as
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published by the Free Software Foundation;
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
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IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
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CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
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COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
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SOFTWARE IS DISCLAIMED.
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*/
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/* Bluetooth HCI event handling. */
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#include <asm/unaligned.h>
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#include <net/bluetooth/bluetooth.h>
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#include <net/bluetooth/hci_core.h>
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#include <net/bluetooth/mgmt.h>
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#include <net/bluetooth/a2mp.h>
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#include <net/bluetooth/amp.h>
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/* Handle HCI Event packets */
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static void hci_cc_inquiry_cancel(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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if (status) {
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hci_dev_lock(hdev);
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mgmt_stop_discovery_failed(hdev, status);
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hci_dev_unlock(hdev);
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return;
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}
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clear_bit(HCI_INQUIRY, &hdev->flags);
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hci_dev_lock(hdev);
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hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
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hci_dev_unlock(hdev);
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hci_req_complete(hdev, HCI_OP_INQUIRY_CANCEL, status);
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hci_conn_check_pending(hdev);
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}
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static void hci_cc_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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if (status)
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return;
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set_bit(HCI_PERIODIC_INQ, &hdev->dev_flags);
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}
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static void hci_cc_exit_periodic_inq(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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if (status)
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return;
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clear_bit(HCI_PERIODIC_INQ, &hdev->dev_flags);
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hci_conn_check_pending(hdev);
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}
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static void hci_cc_remote_name_req_cancel(struct hci_dev *hdev,
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struct sk_buff *skb)
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{
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BT_DBG("%s", hdev->name);
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}
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static void hci_cc_role_discovery(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_role_discovery *rp = (void *) skb->data;
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struct hci_conn *conn;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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hci_dev_lock(hdev);
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conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
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if (conn) {
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if (rp->role)
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conn->link_mode &= ~HCI_LM_MASTER;
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else
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conn->link_mode |= HCI_LM_MASTER;
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}
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hci_dev_unlock(hdev);
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}
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static void hci_cc_read_link_policy(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_read_link_policy *rp = (void *) skb->data;
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struct hci_conn *conn;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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hci_dev_lock(hdev);
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conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
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if (conn)
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conn->link_policy = __le16_to_cpu(rp->policy);
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hci_dev_unlock(hdev);
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}
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static void hci_cc_write_link_policy(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_write_link_policy *rp = (void *) skb->data;
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struct hci_conn *conn;
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LINK_POLICY);
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if (!sent)
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return;
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hci_dev_lock(hdev);
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conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(rp->handle));
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if (conn)
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conn->link_policy = get_unaligned_le16(sent + 2);
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hci_dev_unlock(hdev);
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}
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static void hci_cc_read_def_link_policy(struct hci_dev *hdev,
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struct sk_buff *skb)
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{
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struct hci_rp_read_def_link_policy *rp = (void *) skb->data;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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hdev->link_policy = __le16_to_cpu(rp->policy);
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}
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static void hci_cc_write_def_link_policy(struct hci_dev *hdev,
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struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_DEF_LINK_POLICY);
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if (!sent)
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return;
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if (!status)
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hdev->link_policy = get_unaligned_le16(sent);
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hci_req_complete(hdev, HCI_OP_WRITE_DEF_LINK_POLICY, status);
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}
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static void hci_cc_reset(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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clear_bit(HCI_RESET, &hdev->flags);
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hci_req_complete(hdev, HCI_OP_RESET, status);
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/* Reset all non-persistent flags */
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hdev->dev_flags &= ~(BIT(HCI_LE_SCAN) | BIT(HCI_PENDING_CLASS) |
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BIT(HCI_PERIODIC_INQ));
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hdev->discovery.state = DISCOVERY_STOPPED;
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hdev->inq_tx_power = HCI_TX_POWER_INVALID;
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hdev->adv_tx_power = HCI_TX_POWER_INVALID;
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memset(hdev->adv_data, 0, sizeof(hdev->adv_data));
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hdev->adv_data_len = 0;
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}
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static void hci_cc_write_local_name(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LOCAL_NAME);
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if (!sent)
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return;
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hci_dev_lock(hdev);
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if (test_bit(HCI_MGMT, &hdev->dev_flags))
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mgmt_set_local_name_complete(hdev, sent, status);
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else if (!status)
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memcpy(hdev->dev_name, sent, HCI_MAX_NAME_LENGTH);
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hci_dev_unlock(hdev);
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if (!status && !test_bit(HCI_INIT, &hdev->flags))
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hci_update_ad(hdev);
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hci_req_complete(hdev, HCI_OP_WRITE_LOCAL_NAME, status);
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}
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static void hci_cc_read_local_name(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_read_local_name *rp = (void *) skb->data;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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if (test_bit(HCI_SETUP, &hdev->dev_flags))
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memcpy(hdev->dev_name, rp->name, HCI_MAX_NAME_LENGTH);
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}
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static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_AUTH_ENABLE);
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if (!sent)
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return;
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if (!status) {
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__u8 param = *((__u8 *) sent);
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if (param == AUTH_ENABLED)
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set_bit(HCI_AUTH, &hdev->flags);
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else
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clear_bit(HCI_AUTH, &hdev->flags);
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}
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if (test_bit(HCI_MGMT, &hdev->dev_flags))
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mgmt_auth_enable_complete(hdev, status);
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hci_req_complete(hdev, HCI_OP_WRITE_AUTH_ENABLE, status);
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}
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static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_ENCRYPT_MODE);
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if (!sent)
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return;
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if (!status) {
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__u8 param = *((__u8 *) sent);
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if (param)
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set_bit(HCI_ENCRYPT, &hdev->flags);
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else
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clear_bit(HCI_ENCRYPT, &hdev->flags);
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}
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hci_req_complete(hdev, HCI_OP_WRITE_ENCRYPT_MODE, status);
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}
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static void hci_cc_write_scan_enable(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 param, status = *((__u8 *) skb->data);
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int old_pscan, old_iscan;
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SCAN_ENABLE);
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if (!sent)
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return;
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param = *((__u8 *) sent);
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hci_dev_lock(hdev);
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if (status) {
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mgmt_write_scan_failed(hdev, param, status);
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hdev->discov_timeout = 0;
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goto done;
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}
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old_pscan = test_and_clear_bit(HCI_PSCAN, &hdev->flags);
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old_iscan = test_and_clear_bit(HCI_ISCAN, &hdev->flags);
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if (param & SCAN_INQUIRY) {
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set_bit(HCI_ISCAN, &hdev->flags);
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if (!old_iscan)
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mgmt_discoverable(hdev, 1);
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if (hdev->discov_timeout > 0) {
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int to = msecs_to_jiffies(hdev->discov_timeout * 1000);
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queue_delayed_work(hdev->workqueue, &hdev->discov_off,
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to);
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}
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} else if (old_iscan)
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mgmt_discoverable(hdev, 0);
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if (param & SCAN_PAGE) {
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set_bit(HCI_PSCAN, &hdev->flags);
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if (!old_pscan)
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mgmt_connectable(hdev, 1);
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} else if (old_pscan)
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mgmt_connectable(hdev, 0);
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done:
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hci_dev_unlock(hdev);
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hci_req_complete(hdev, HCI_OP_WRITE_SCAN_ENABLE, status);
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}
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static void hci_cc_read_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_read_class_of_dev *rp = (void *) skb->data;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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memcpy(hdev->dev_class, rp->dev_class, 3);
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BT_DBG("%s class 0x%.2x%.2x%.2x", hdev->name,
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hdev->dev_class[2], hdev->dev_class[1], hdev->dev_class[0]);
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}
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static void hci_cc_write_class_of_dev(struct hci_dev *hdev, struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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void *sent;
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_CLASS_OF_DEV);
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if (!sent)
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return;
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hci_dev_lock(hdev);
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if (status == 0)
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memcpy(hdev->dev_class, sent, 3);
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if (test_bit(HCI_MGMT, &hdev->dev_flags))
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mgmt_set_class_of_dev_complete(hdev, sent, status);
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hci_dev_unlock(hdev);
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}
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static void hci_cc_read_voice_setting(struct hci_dev *hdev, struct sk_buff *skb)
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{
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struct hci_rp_read_voice_setting *rp = (void *) skb->data;
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__u16 setting;
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BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
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if (rp->status)
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return;
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setting = __le16_to_cpu(rp->voice_setting);
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if (hdev->voice_setting == setting)
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return;
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hdev->voice_setting = setting;
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BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting);
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if (hdev->notify)
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hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING);
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}
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static void hci_cc_write_voice_setting(struct hci_dev *hdev,
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struct sk_buff *skb)
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{
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__u8 status = *((__u8 *) skb->data);
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__u16 setting;
|
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void *sent;
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|
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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if (status)
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return;
|
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|
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_VOICE_SETTING);
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if (!sent)
|
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return;
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setting = get_unaligned_le16(sent);
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|
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if (hdev->voice_setting == setting)
|
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return;
|
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|
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hdev->voice_setting = setting;
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|
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BT_DBG("%s voice setting 0x%4.4x", hdev->name, setting);
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|
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if (hdev->notify)
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hdev->notify(hdev, HCI_NOTIFY_VOICE_SETTING);
|
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}
|
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|
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static void hci_cc_host_buffer_size(struct hci_dev *hdev, struct sk_buff *skb)
|
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{
|
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__u8 status = *((__u8 *) skb->data);
|
|
|
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
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|
|
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hci_req_complete(hdev, HCI_OP_HOST_BUFFER_SIZE, status);
|
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}
|
|
|
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static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
|
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{
|
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__u8 status = *((__u8 *) skb->data);
|
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struct hci_cp_write_ssp_mode *sent;
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|
|
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BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
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sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_SSP_MODE);
|
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if (!sent)
|
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return;
|
|
|
|
if (!status) {
|
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if (sent->mode)
|
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hdev->host_features[0] |= LMP_HOST_SSP;
|
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else
|
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hdev->host_features[0] &= ~LMP_HOST_SSP;
|
|
}
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_ssp_enable_complete(hdev, sent->mode, status);
|
|
else if (!status) {
|
|
if (sent->mode)
|
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set_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
|
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else
|
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clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
|
|
}
|
|
}
|
|
|
|
static u8 hci_get_inquiry_mode(struct hci_dev *hdev)
|
|
{
|
|
if (lmp_ext_inq_capable(hdev))
|
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return 2;
|
|
|
|
if (lmp_inq_rssi_capable(hdev))
|
|
return 1;
|
|
|
|
if (hdev->manufacturer == 11 && hdev->hci_rev == 0x00 &&
|
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hdev->lmp_subver == 0x0757)
|
|
return 1;
|
|
|
|
if (hdev->manufacturer == 15) {
|
|
if (hdev->hci_rev == 0x03 && hdev->lmp_subver == 0x6963)
|
|
return 1;
|
|
if (hdev->hci_rev == 0x09 && hdev->lmp_subver == 0x6963)
|
|
return 1;
|
|
if (hdev->hci_rev == 0x00 && hdev->lmp_subver == 0x6965)
|
|
return 1;
|
|
}
|
|
|
|
if (hdev->manufacturer == 31 && hdev->hci_rev == 0x2005 &&
|
|
hdev->lmp_subver == 0x1805)
|
|
return 1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void hci_setup_inquiry_mode(struct hci_dev *hdev)
|
|
{
|
|
u8 mode;
|
|
|
|
mode = hci_get_inquiry_mode(hdev);
|
|
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_INQUIRY_MODE, 1, &mode);
|
|
}
|
|
|
|
static void hci_setup_event_mask(struct hci_dev *hdev)
|
|
{
|
|
/* The second byte is 0xff instead of 0x9f (two reserved bits
|
|
* disabled) since a Broadcom 1.2 dongle doesn't respond to the
|
|
* command otherwise */
|
|
u8 events[8] = { 0xff, 0xff, 0xfb, 0xff, 0x00, 0x00, 0x00, 0x00 };
|
|
|
|
/* CSR 1.1 dongles does not accept any bitfield so don't try to set
|
|
* any event mask for pre 1.2 devices */
|
|
if (hdev->hci_ver < BLUETOOTH_VER_1_2)
|
|
return;
|
|
|
|
if (lmp_bredr_capable(hdev)) {
|
|
events[4] |= 0x01; /* Flow Specification Complete */
|
|
events[4] |= 0x02; /* Inquiry Result with RSSI */
|
|
events[4] |= 0x04; /* Read Remote Extended Features Complete */
|
|
events[5] |= 0x08; /* Synchronous Connection Complete */
|
|
events[5] |= 0x10; /* Synchronous Connection Changed */
|
|
}
|
|
|
|
if (lmp_inq_rssi_capable(hdev))
|
|
events[4] |= 0x02; /* Inquiry Result with RSSI */
|
|
|
|
if (lmp_sniffsubr_capable(hdev))
|
|
events[5] |= 0x20; /* Sniff Subrating */
|
|
|
|
if (lmp_pause_enc_capable(hdev))
|
|
events[5] |= 0x80; /* Encryption Key Refresh Complete */
|
|
|
|
if (lmp_ext_inq_capable(hdev))
|
|
events[5] |= 0x40; /* Extended Inquiry Result */
|
|
|
|
if (lmp_no_flush_capable(hdev))
|
|
events[7] |= 0x01; /* Enhanced Flush Complete */
|
|
|
|
if (lmp_lsto_capable(hdev))
|
|
events[6] |= 0x80; /* Link Supervision Timeout Changed */
|
|
|
|
if (lmp_ssp_capable(hdev)) {
|
|
events[6] |= 0x01; /* IO Capability Request */
|
|
events[6] |= 0x02; /* IO Capability Response */
|
|
events[6] |= 0x04; /* User Confirmation Request */
|
|
events[6] |= 0x08; /* User Passkey Request */
|
|
events[6] |= 0x10; /* Remote OOB Data Request */
|
|
events[6] |= 0x20; /* Simple Pairing Complete */
|
|
events[7] |= 0x04; /* User Passkey Notification */
|
|
events[7] |= 0x08; /* Keypress Notification */
|
|
events[7] |= 0x10; /* Remote Host Supported
|
|
* Features Notification */
|
|
}
|
|
|
|
if (lmp_le_capable(hdev))
|
|
events[7] |= 0x20; /* LE Meta-Event */
|
|
|
|
hci_send_cmd(hdev, HCI_OP_SET_EVENT_MASK, sizeof(events), events);
|
|
|
|
if (lmp_le_capable(hdev)) {
|
|
memset(events, 0, sizeof(events));
|
|
events[0] = 0x1f;
|
|
hci_send_cmd(hdev, HCI_OP_LE_SET_EVENT_MASK,
|
|
sizeof(events), events);
|
|
}
|
|
}
|
|
|
|
static void bredr_setup(struct hci_dev *hdev)
|
|
{
|
|
struct hci_cp_delete_stored_link_key cp;
|
|
__le16 param;
|
|
__u8 flt_type;
|
|
|
|
/* Read Buffer Size (ACL mtu, max pkt, etc.) */
|
|
hci_send_cmd(hdev, HCI_OP_READ_BUFFER_SIZE, 0, NULL);
|
|
|
|
/* Read Class of Device */
|
|
hci_send_cmd(hdev, HCI_OP_READ_CLASS_OF_DEV, 0, NULL);
|
|
|
|
/* Read Local Name */
|
|
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_NAME, 0, NULL);
|
|
|
|
/* Read Voice Setting */
|
|
hci_send_cmd(hdev, HCI_OP_READ_VOICE_SETTING, 0, NULL);
|
|
|
|
/* Clear Event Filters */
|
|
flt_type = HCI_FLT_CLEAR_ALL;
|
|
hci_send_cmd(hdev, HCI_OP_SET_EVENT_FLT, 1, &flt_type);
|
|
|
|
/* Connection accept timeout ~20 secs */
|
|
param = __constant_cpu_to_le16(0x7d00);
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_CA_TIMEOUT, 2, ¶m);
|
|
|
|
bacpy(&cp.bdaddr, BDADDR_ANY);
|
|
cp.delete_all = 1;
|
|
hci_send_cmd(hdev, HCI_OP_DELETE_STORED_LINK_KEY, sizeof(cp), &cp);
|
|
}
|
|
|
|
static void le_setup(struct hci_dev *hdev)
|
|
{
|
|
/* Read LE Buffer Size */
|
|
hci_send_cmd(hdev, HCI_OP_LE_READ_BUFFER_SIZE, 0, NULL);
|
|
|
|
/* Read LE Advertising Channel TX Power */
|
|
hci_send_cmd(hdev, HCI_OP_LE_READ_ADV_TX_POWER, 0, NULL);
|
|
}
|
|
|
|
static void hci_setup(struct hci_dev *hdev)
|
|
{
|
|
if (hdev->dev_type != HCI_BREDR)
|
|
return;
|
|
|
|
/* Read BD Address */
|
|
hci_send_cmd(hdev, HCI_OP_READ_BD_ADDR, 0, NULL);
|
|
|
|
if (lmp_bredr_capable(hdev))
|
|
bredr_setup(hdev);
|
|
|
|
if (lmp_le_capable(hdev))
|
|
le_setup(hdev);
|
|
|
|
hci_setup_event_mask(hdev);
|
|
|
|
if (hdev->hci_ver > BLUETOOTH_VER_1_1)
|
|
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_COMMANDS, 0, NULL);
|
|
|
|
if (lmp_ssp_capable(hdev)) {
|
|
if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) {
|
|
u8 mode = 0x01;
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_SSP_MODE,
|
|
sizeof(mode), &mode);
|
|
} else {
|
|
struct hci_cp_write_eir cp;
|
|
|
|
memset(hdev->eir, 0, sizeof(hdev->eir));
|
|
memset(&cp, 0, sizeof(cp));
|
|
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_EIR, sizeof(cp), &cp);
|
|
}
|
|
}
|
|
|
|
if (lmp_inq_rssi_capable(hdev))
|
|
hci_setup_inquiry_mode(hdev);
|
|
|
|
if (lmp_inq_tx_pwr_capable(hdev))
|
|
hci_send_cmd(hdev, HCI_OP_READ_INQ_RSP_TX_POWER, 0, NULL);
|
|
|
|
if (lmp_ext_feat_capable(hdev)) {
|
|
struct hci_cp_read_local_ext_features cp;
|
|
|
|
cp.page = 0x01;
|
|
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES, sizeof(cp),
|
|
&cp);
|
|
}
|
|
|
|
if (test_bit(HCI_LINK_SECURITY, &hdev->dev_flags)) {
|
|
u8 enable = 1;
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_AUTH_ENABLE, sizeof(enable),
|
|
&enable);
|
|
}
|
|
}
|
|
|
|
static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_version *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
goto done;
|
|
|
|
hdev->hci_ver = rp->hci_ver;
|
|
hdev->hci_rev = __le16_to_cpu(rp->hci_rev);
|
|
hdev->lmp_ver = rp->lmp_ver;
|
|
hdev->manufacturer = __le16_to_cpu(rp->manufacturer);
|
|
hdev->lmp_subver = __le16_to_cpu(rp->lmp_subver);
|
|
|
|
BT_DBG("%s manufacturer 0x%4.4x hci ver %d:%d", hdev->name,
|
|
hdev->manufacturer, hdev->hci_ver, hdev->hci_rev);
|
|
|
|
if (test_bit(HCI_INIT, &hdev->flags))
|
|
hci_setup(hdev);
|
|
|
|
done:
|
|
hci_req_complete(hdev, HCI_OP_READ_LOCAL_VERSION, rp->status);
|
|
}
|
|
|
|
static void hci_setup_link_policy(struct hci_dev *hdev)
|
|
{
|
|
struct hci_cp_write_def_link_policy cp;
|
|
u16 link_policy = 0;
|
|
|
|
if (lmp_rswitch_capable(hdev))
|
|
link_policy |= HCI_LP_RSWITCH;
|
|
if (lmp_hold_capable(hdev))
|
|
link_policy |= HCI_LP_HOLD;
|
|
if (lmp_sniff_capable(hdev))
|
|
link_policy |= HCI_LP_SNIFF;
|
|
if (lmp_park_capable(hdev))
|
|
link_policy |= HCI_LP_PARK;
|
|
|
|
cp.policy = cpu_to_le16(link_policy);
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_DEF_LINK_POLICY, sizeof(cp), &cp);
|
|
}
|
|
|
|
static void hci_cc_read_local_commands(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_commands *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
goto done;
|
|
|
|
memcpy(hdev->commands, rp->commands, sizeof(hdev->commands));
|
|
|
|
if (test_bit(HCI_INIT, &hdev->flags) && (hdev->commands[5] & 0x10))
|
|
hci_setup_link_policy(hdev);
|
|
|
|
done:
|
|
hci_req_complete(hdev, HCI_OP_READ_LOCAL_COMMANDS, rp->status);
|
|
}
|
|
|
|
static void hci_cc_read_local_features(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_features *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
memcpy(hdev->features, rp->features, 8);
|
|
|
|
/* Adjust default settings according to features
|
|
* supported by device. */
|
|
|
|
if (hdev->features[0] & LMP_3SLOT)
|
|
hdev->pkt_type |= (HCI_DM3 | HCI_DH3);
|
|
|
|
if (hdev->features[0] & LMP_5SLOT)
|
|
hdev->pkt_type |= (HCI_DM5 | HCI_DH5);
|
|
|
|
if (hdev->features[1] & LMP_HV2) {
|
|
hdev->pkt_type |= (HCI_HV2);
|
|
hdev->esco_type |= (ESCO_HV2);
|
|
}
|
|
|
|
if (hdev->features[1] & LMP_HV3) {
|
|
hdev->pkt_type |= (HCI_HV3);
|
|
hdev->esco_type |= (ESCO_HV3);
|
|
}
|
|
|
|
if (lmp_esco_capable(hdev))
|
|
hdev->esco_type |= (ESCO_EV3);
|
|
|
|
if (hdev->features[4] & LMP_EV4)
|
|
hdev->esco_type |= (ESCO_EV4);
|
|
|
|
if (hdev->features[4] & LMP_EV5)
|
|
hdev->esco_type |= (ESCO_EV5);
|
|
|
|
if (hdev->features[5] & LMP_EDR_ESCO_2M)
|
|
hdev->esco_type |= (ESCO_2EV3);
|
|
|
|
if (hdev->features[5] & LMP_EDR_ESCO_3M)
|
|
hdev->esco_type |= (ESCO_3EV3);
|
|
|
|
if (hdev->features[5] & LMP_EDR_3S_ESCO)
|
|
hdev->esco_type |= (ESCO_2EV5 | ESCO_3EV5);
|
|
|
|
BT_DBG("%s features 0x%.2x%.2x%.2x%.2x%.2x%.2x%.2x%.2x", hdev->name,
|
|
hdev->features[0], hdev->features[1],
|
|
hdev->features[2], hdev->features[3],
|
|
hdev->features[4], hdev->features[5],
|
|
hdev->features[6], hdev->features[7]);
|
|
}
|
|
|
|
static void hci_set_le_support(struct hci_dev *hdev)
|
|
{
|
|
struct hci_cp_write_le_host_supported cp;
|
|
|
|
memset(&cp, 0, sizeof(cp));
|
|
|
|
if (test_bit(HCI_LE_ENABLED, &hdev->dev_flags)) {
|
|
cp.le = 1;
|
|
cp.simul = lmp_le_br_capable(hdev);
|
|
}
|
|
|
|
if (cp.le != lmp_host_le_capable(hdev))
|
|
hci_send_cmd(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, sizeof(cp),
|
|
&cp);
|
|
}
|
|
|
|
static void hci_cc_read_local_ext_features(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_ext_features *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
goto done;
|
|
|
|
switch (rp->page) {
|
|
case 0:
|
|
memcpy(hdev->features, rp->features, 8);
|
|
break;
|
|
case 1:
|
|
memcpy(hdev->host_features, rp->features, 8);
|
|
break;
|
|
}
|
|
|
|
if (test_bit(HCI_INIT, &hdev->flags) && lmp_le_capable(hdev))
|
|
hci_set_le_support(hdev);
|
|
|
|
done:
|
|
hci_req_complete(hdev, HCI_OP_READ_LOCAL_EXT_FEATURES, rp->status);
|
|
}
|
|
|
|
static void hci_cc_read_flow_control_mode(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_flow_control_mode *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hdev->flow_ctl_mode = rp->mode;
|
|
|
|
hci_req_complete(hdev, HCI_OP_READ_FLOW_CONTROL_MODE, rp->status);
|
|
}
|
|
|
|
static void hci_cc_read_buffer_size(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_buffer_size *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hdev->acl_mtu = __le16_to_cpu(rp->acl_mtu);
|
|
hdev->sco_mtu = rp->sco_mtu;
|
|
hdev->acl_pkts = __le16_to_cpu(rp->acl_max_pkt);
|
|
hdev->sco_pkts = __le16_to_cpu(rp->sco_max_pkt);
|
|
|
|
if (test_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks)) {
|
|
hdev->sco_mtu = 64;
|
|
hdev->sco_pkts = 8;
|
|
}
|
|
|
|
hdev->acl_cnt = hdev->acl_pkts;
|
|
hdev->sco_cnt = hdev->sco_pkts;
|
|
|
|
BT_DBG("%s acl mtu %d:%d sco mtu %d:%d", hdev->name, hdev->acl_mtu,
|
|
hdev->acl_pkts, hdev->sco_mtu, hdev->sco_pkts);
|
|
}
|
|
|
|
static void hci_cc_read_bd_addr(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_bd_addr *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (!rp->status)
|
|
bacpy(&hdev->bdaddr, &rp->bdaddr);
|
|
|
|
hci_req_complete(hdev, HCI_OP_READ_BD_ADDR, rp->status);
|
|
}
|
|
|
|
static void hci_cc_read_data_block_size(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_data_block_size *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hdev->block_mtu = __le16_to_cpu(rp->max_acl_len);
|
|
hdev->block_len = __le16_to_cpu(rp->block_len);
|
|
hdev->num_blocks = __le16_to_cpu(rp->num_blocks);
|
|
|
|
hdev->block_cnt = hdev->num_blocks;
|
|
|
|
BT_DBG("%s blk mtu %d cnt %d len %d", hdev->name, hdev->block_mtu,
|
|
hdev->block_cnt, hdev->block_len);
|
|
|
|
hci_req_complete(hdev, HCI_OP_READ_DATA_BLOCK_SIZE, rp->status);
|
|
}
|
|
|
|
static void hci_cc_write_ca_timeout(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_WRITE_CA_TIMEOUT, status);
|
|
}
|
|
|
|
static void hci_cc_read_local_amp_info(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_amp_info *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
goto a2mp_rsp;
|
|
|
|
hdev->amp_status = rp->amp_status;
|
|
hdev->amp_total_bw = __le32_to_cpu(rp->total_bw);
|
|
hdev->amp_max_bw = __le32_to_cpu(rp->max_bw);
|
|
hdev->amp_min_latency = __le32_to_cpu(rp->min_latency);
|
|
hdev->amp_max_pdu = __le32_to_cpu(rp->max_pdu);
|
|
hdev->amp_type = rp->amp_type;
|
|
hdev->amp_pal_cap = __le16_to_cpu(rp->pal_cap);
|
|
hdev->amp_assoc_size = __le16_to_cpu(rp->max_assoc_size);
|
|
hdev->amp_be_flush_to = __le32_to_cpu(rp->be_flush_to);
|
|
hdev->amp_max_flush_to = __le32_to_cpu(rp->max_flush_to);
|
|
|
|
hci_req_complete(hdev, HCI_OP_READ_LOCAL_AMP_INFO, rp->status);
|
|
|
|
a2mp_rsp:
|
|
a2mp_send_getinfo_rsp(hdev);
|
|
}
|
|
|
|
static void hci_cc_read_local_amp_assoc(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_amp_assoc *rp = (void *) skb->data;
|
|
struct amp_assoc *assoc = &hdev->loc_assoc;
|
|
size_t rem_len, frag_len;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
goto a2mp_rsp;
|
|
|
|
frag_len = skb->len - sizeof(*rp);
|
|
rem_len = __le16_to_cpu(rp->rem_len);
|
|
|
|
if (rem_len > frag_len) {
|
|
BT_DBG("frag_len %zu rem_len %zu", frag_len, rem_len);
|
|
|
|
memcpy(assoc->data + assoc->offset, rp->frag, frag_len);
|
|
assoc->offset += frag_len;
|
|
|
|
/* Read other fragments */
|
|
amp_read_loc_assoc_frag(hdev, rp->phy_handle);
|
|
|
|
return;
|
|
}
|
|
|
|
memcpy(assoc->data + assoc->offset, rp->frag, rem_len);
|
|
assoc->len = assoc->offset + rem_len;
|
|
assoc->offset = 0;
|
|
|
|
a2mp_rsp:
|
|
/* Send A2MP Rsp when all fragments are received */
|
|
a2mp_send_getampassoc_rsp(hdev, rp->status);
|
|
a2mp_send_create_phy_link_req(hdev, rp->status);
|
|
}
|
|
|
|
static void hci_cc_delete_stored_link_key(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_DELETE_STORED_LINK_KEY, status);
|
|
}
|
|
|
|
static void hci_cc_set_event_mask(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_SET_EVENT_MASK, status);
|
|
}
|
|
|
|
static void hci_cc_write_inquiry_mode(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_WRITE_INQUIRY_MODE, status);
|
|
}
|
|
|
|
static void hci_cc_read_inq_rsp_tx_power(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_inq_rsp_tx_power *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (!rp->status)
|
|
hdev->inq_tx_power = rp->tx_power;
|
|
|
|
hci_req_complete(hdev, HCI_OP_READ_INQ_RSP_TX_POWER, rp->status);
|
|
}
|
|
|
|
static void hci_cc_set_event_flt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_SET_EVENT_FLT, status);
|
|
}
|
|
|
|
static void hci_cc_pin_code_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_pin_code_reply *rp = (void *) skb->data;
|
|
struct hci_cp_pin_code_reply *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_pin_code_reply_complete(hdev, &rp->bdaddr, rp->status);
|
|
|
|
if (rp->status)
|
|
goto unlock;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_PIN_CODE_REPLY);
|
|
if (!cp)
|
|
goto unlock;
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
|
|
if (conn)
|
|
conn->pin_length = cp->pin_len;
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_pin_code_neg_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_pin_code_neg_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_pin_code_neg_reply_complete(hdev, &rp->bdaddr,
|
|
rp->status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_le_read_buffer_size(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_le_read_buffer_size *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hdev->le_mtu = __le16_to_cpu(rp->le_mtu);
|
|
hdev->le_pkts = rp->le_max_pkt;
|
|
|
|
hdev->le_cnt = hdev->le_pkts;
|
|
|
|
BT_DBG("%s le mtu %d:%d", hdev->name, hdev->le_mtu, hdev->le_pkts);
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_READ_BUFFER_SIZE, rp->status);
|
|
}
|
|
|
|
static void hci_cc_le_read_adv_tx_power(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_le_read_adv_tx_power *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (!rp->status) {
|
|
hdev->adv_tx_power = rp->tx_power;
|
|
if (!test_bit(HCI_INIT, &hdev->flags))
|
|
hci_update_ad(hdev);
|
|
}
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_READ_ADV_TX_POWER, rp->status);
|
|
}
|
|
|
|
static void hci_cc_le_set_event_mask(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_SET_EVENT_MASK, status);
|
|
}
|
|
|
|
static void hci_cc_user_confirm_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_confirm_reply_complete(hdev, &rp->bdaddr, ACL_LINK, 0,
|
|
rp->status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_user_confirm_neg_reply(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_confirm_neg_reply_complete(hdev, &rp->bdaddr,
|
|
ACL_LINK, 0, rp->status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_user_passkey_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_passkey_reply_complete(hdev, &rp->bdaddr, ACL_LINK,
|
|
0, rp->status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_user_passkey_neg_reply(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_user_confirm_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_passkey_neg_reply_complete(hdev, &rp->bdaddr,
|
|
ACL_LINK, 0, rp->status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_read_local_oob_data_reply(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_read_local_oob_data *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
mgmt_read_local_oob_data_reply_complete(hdev, rp->hash,
|
|
rp->randomizer, rp->status);
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cc_le_set_adv_enable(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 *sent, status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
sent = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_ADV_ENABLE);
|
|
if (!sent)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (!status) {
|
|
if (*sent)
|
|
set_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
|
|
else
|
|
clear_bit(HCI_LE_PERIPHERAL, &hdev->dev_flags);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
if (!test_bit(HCI_INIT, &hdev->flags))
|
|
hci_update_ad(hdev);
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_SET_ADV_ENABLE, status);
|
|
}
|
|
|
|
static void hci_cc_le_set_scan_param(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_SET_SCAN_PARAM, status);
|
|
|
|
if (status) {
|
|
hci_dev_lock(hdev);
|
|
mgmt_start_discovery_failed(hdev, status);
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_cp_le_set_scan_enable *cp;
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_LE_SET_SCAN_ENABLE);
|
|
if (!cp)
|
|
return;
|
|
|
|
switch (cp->enable) {
|
|
case LE_SCANNING_ENABLED:
|
|
hci_req_complete(hdev, HCI_OP_LE_SET_SCAN_ENABLE, status);
|
|
|
|
if (status) {
|
|
hci_dev_lock(hdev);
|
|
mgmt_start_discovery_failed(hdev, status);
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
set_bit(HCI_LE_SCAN, &hdev->dev_flags);
|
|
|
|
hci_dev_lock(hdev);
|
|
hci_discovery_set_state(hdev, DISCOVERY_FINDING);
|
|
hci_dev_unlock(hdev);
|
|
break;
|
|
|
|
case LE_SCANNING_DISABLED:
|
|
if (status) {
|
|
hci_dev_lock(hdev);
|
|
mgmt_stop_discovery_failed(hdev, status);
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
clear_bit(HCI_LE_SCAN, &hdev->dev_flags);
|
|
|
|
if (hdev->discovery.type == DISCOV_TYPE_INTERLEAVED &&
|
|
hdev->discovery.state == DISCOVERY_FINDING) {
|
|
mgmt_interleaved_discovery(hdev);
|
|
} else {
|
|
hci_dev_lock(hdev);
|
|
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void hci_cc_le_ltk_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_le_ltk_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_LTK_REPLY, rp->status);
|
|
}
|
|
|
|
static void hci_cc_le_ltk_neg_reply(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_le_ltk_neg_reply *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
hci_req_complete(hdev, HCI_OP_LE_LTK_NEG_REPLY, rp->status);
|
|
}
|
|
|
|
static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_cp_write_le_host_supported *sent;
|
|
__u8 status = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
sent = hci_sent_cmd_data(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED);
|
|
if (!sent)
|
|
return;
|
|
|
|
if (!status) {
|
|
if (sent->le)
|
|
hdev->host_features[0] |= LMP_HOST_LE;
|
|
else
|
|
hdev->host_features[0] &= ~LMP_HOST_LE;
|
|
|
|
if (sent->simul)
|
|
hdev->host_features[0] |= LMP_HOST_LE_BREDR;
|
|
else
|
|
hdev->host_features[0] &= ~LMP_HOST_LE_BREDR;
|
|
}
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags) &&
|
|
!test_bit(HCI_INIT, &hdev->flags))
|
|
mgmt_le_enable_complete(hdev, sent->le, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_WRITE_LE_HOST_SUPPORTED, status);
|
|
}
|
|
|
|
static void hci_cc_write_remote_amp_assoc(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_rp_write_remote_amp_assoc *rp = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x phy_handle 0x%2.2x",
|
|
hdev->name, rp->status, rp->phy_handle);
|
|
|
|
if (rp->status)
|
|
return;
|
|
|
|
amp_write_rem_assoc_continue(hdev, rp->phy_handle);
|
|
}
|
|
|
|
static void hci_cs_inquiry(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (status) {
|
|
hci_req_complete(hdev, HCI_OP_INQUIRY, status);
|
|
hci_conn_check_pending(hdev);
|
|
hci_dev_lock(hdev);
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_start_discovery_failed(hdev, status);
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
set_bit(HCI_INQUIRY, &hdev->flags);
|
|
|
|
hci_dev_lock(hdev);
|
|
hci_discovery_set_state(hdev, DISCOVERY_FINDING);
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_create_conn(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_create_conn *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_CONN);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
|
|
|
|
BT_DBG("%s bdaddr %pMR hcon %p", hdev->name, &cp->bdaddr, conn);
|
|
|
|
if (status) {
|
|
if (conn && conn->state == BT_CONNECT) {
|
|
if (status != 0x0c || conn->attempt > 2) {
|
|
conn->state = BT_CLOSED;
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_del(conn);
|
|
} else
|
|
conn->state = BT_CONNECT2;
|
|
}
|
|
} else {
|
|
if (!conn) {
|
|
conn = hci_conn_add(hdev, ACL_LINK, &cp->bdaddr);
|
|
if (conn) {
|
|
conn->out = true;
|
|
conn->link_mode |= HCI_LM_MASTER;
|
|
} else
|
|
BT_ERR("No memory for new connection");
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_add_sco(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_add_sco *cp;
|
|
struct hci_conn *acl, *sco;
|
|
__u16 handle;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_ADD_SCO);
|
|
if (!cp)
|
|
return;
|
|
|
|
handle = __le16_to_cpu(cp->handle);
|
|
|
|
BT_DBG("%s handle 0x%4.4x", hdev->name, handle);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
acl = hci_conn_hash_lookup_handle(hdev, handle);
|
|
if (acl) {
|
|
sco = acl->link;
|
|
if (sco) {
|
|
sco->state = BT_CLOSED;
|
|
|
|
hci_proto_connect_cfm(sco, status);
|
|
hci_conn_del(sco);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_auth_requested(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_auth_requested *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_AUTH_REQUESTED);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
if (conn->state == BT_CONFIG) {
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_put(conn);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_set_conn_encrypt(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_set_conn_encrypt *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_SET_CONN_ENCRYPT);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
if (conn->state == BT_CONFIG) {
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_put(conn);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static int hci_outgoing_auth_needed(struct hci_dev *hdev,
|
|
struct hci_conn *conn)
|
|
{
|
|
if (conn->state != BT_CONFIG || !conn->out)
|
|
return 0;
|
|
|
|
if (conn->pending_sec_level == BT_SECURITY_SDP)
|
|
return 0;
|
|
|
|
/* Only request authentication for SSP connections or non-SSP
|
|
* devices with sec_level HIGH or if MITM protection is requested */
|
|
if (!hci_conn_ssp_enabled(conn) && !(conn->auth_type & 0x01) &&
|
|
conn->pending_sec_level != BT_SECURITY_HIGH)
|
|
return 0;
|
|
|
|
return 1;
|
|
}
|
|
|
|
static int hci_resolve_name(struct hci_dev *hdev,
|
|
struct inquiry_entry *e)
|
|
{
|
|
struct hci_cp_remote_name_req cp;
|
|
|
|
memset(&cp, 0, sizeof(cp));
|
|
|
|
bacpy(&cp.bdaddr, &e->data.bdaddr);
|
|
cp.pscan_rep_mode = e->data.pscan_rep_mode;
|
|
cp.pscan_mode = e->data.pscan_mode;
|
|
cp.clock_offset = e->data.clock_offset;
|
|
|
|
return hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp);
|
|
}
|
|
|
|
static bool hci_resolve_next_name(struct hci_dev *hdev)
|
|
{
|
|
struct discovery_state *discov = &hdev->discovery;
|
|
struct inquiry_entry *e;
|
|
|
|
if (list_empty(&discov->resolve))
|
|
return false;
|
|
|
|
e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED);
|
|
if (!e)
|
|
return false;
|
|
|
|
if (hci_resolve_name(hdev, e) == 0) {
|
|
e->name_state = NAME_PENDING;
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static void hci_check_pending_name(struct hci_dev *hdev, struct hci_conn *conn,
|
|
bdaddr_t *bdaddr, u8 *name, u8 name_len)
|
|
{
|
|
struct discovery_state *discov = &hdev->discovery;
|
|
struct inquiry_entry *e;
|
|
|
|
if (conn && !test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
|
|
mgmt_device_connected(hdev, bdaddr, ACL_LINK, 0x00, 0, name,
|
|
name_len, conn->dev_class);
|
|
|
|
if (discov->state == DISCOVERY_STOPPED)
|
|
return;
|
|
|
|
if (discov->state == DISCOVERY_STOPPING)
|
|
goto discov_complete;
|
|
|
|
if (discov->state != DISCOVERY_RESOLVING)
|
|
return;
|
|
|
|
e = hci_inquiry_cache_lookup_resolve(hdev, bdaddr, NAME_PENDING);
|
|
/* If the device was not found in a list of found devices names of which
|
|
* are pending. there is no need to continue resolving a next name as it
|
|
* will be done upon receiving another Remote Name Request Complete
|
|
* Event */
|
|
if (!e)
|
|
return;
|
|
|
|
list_del(&e->list);
|
|
if (name) {
|
|
e->name_state = NAME_KNOWN;
|
|
mgmt_remote_name(hdev, bdaddr, ACL_LINK, 0x00,
|
|
e->data.rssi, name, name_len);
|
|
} else {
|
|
e->name_state = NAME_NOT_KNOWN;
|
|
}
|
|
|
|
if (hci_resolve_next_name(hdev))
|
|
return;
|
|
|
|
discov_complete:
|
|
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
|
|
}
|
|
|
|
static void hci_cs_remote_name_req(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_remote_name_req *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
/* If successful wait for the name req complete event before
|
|
* checking for the need to do authentication */
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_REMOTE_NAME_REQ);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &cp->bdaddr);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
hci_check_pending_name(hdev, conn, &cp->bdaddr, NULL, 0);
|
|
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!hci_outgoing_auth_needed(hdev, conn))
|
|
goto unlock;
|
|
|
|
if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) {
|
|
struct hci_cp_auth_requested cp;
|
|
cp.handle = __cpu_to_le16(conn->handle);
|
|
hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_read_remote_features(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_read_remote_features *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_FEATURES);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
if (conn->state == BT_CONFIG) {
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_put(conn);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_read_remote_ext_features(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_read_remote_ext_features *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
if (conn->state == BT_CONFIG) {
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_put(conn);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_setup_sync_conn(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_setup_sync_conn *cp;
|
|
struct hci_conn *acl, *sco;
|
|
__u16 handle;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_SETUP_SYNC_CONN);
|
|
if (!cp)
|
|
return;
|
|
|
|
handle = __le16_to_cpu(cp->handle);
|
|
|
|
BT_DBG("%s handle 0x%4.4x", hdev->name, handle);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
acl = hci_conn_hash_lookup_handle(hdev, handle);
|
|
if (acl) {
|
|
sco = acl->link;
|
|
if (sco) {
|
|
sco->state = BT_CLOSED;
|
|
|
|
hci_proto_connect_cfm(sco, status);
|
|
hci_conn_del(sco);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_sniff_mode(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_sniff_mode *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_SNIFF_MODE);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags);
|
|
|
|
if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags))
|
|
hci_sco_setup(conn, status);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_exit_sniff_mode(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_cp_exit_sniff_mode *cp;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_EXIT_SNIFF_MODE);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn) {
|
|
clear_bit(HCI_CONN_MODE_CHANGE_PEND, &conn->flags);
|
|
|
|
if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags))
|
|
hci_sco_setup(conn, status);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_disconnect(struct hci_dev *hdev, u8 status)
|
|
{
|
|
struct hci_cp_disconnect *cp;
|
|
struct hci_conn *conn;
|
|
|
|
if (!status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_DISCONNECT);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(cp->handle));
|
|
if (conn)
|
|
mgmt_disconnect_failed(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, status);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_le_create_conn(struct hci_dev *hdev, __u8 status)
|
|
{
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (status) {
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);
|
|
if (!conn) {
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
BT_DBG("%s bdaddr %pMR conn %p", hdev->name, &conn->dst, conn);
|
|
|
|
conn->state = BT_CLOSED;
|
|
mgmt_connect_failed(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, status);
|
|
hci_proto_connect_cfm(conn, status);
|
|
hci_conn_del(conn);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
}
|
|
|
|
static void hci_cs_le_start_enc(struct hci_dev *hdev, u8 status)
|
|
{
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
}
|
|
|
|
static void hci_cs_create_phylink(struct hci_dev *hdev, u8 status)
|
|
{
|
|
struct hci_cp_create_phy_link *cp;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_CREATE_PHY_LINK);
|
|
if (!cp)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (status) {
|
|
struct hci_conn *hcon;
|
|
|
|
hcon = hci_conn_hash_lookup_handle(hdev, cp->phy_handle);
|
|
if (hcon)
|
|
hci_conn_del(hcon);
|
|
} else {
|
|
amp_write_remote_assoc(hdev, cp->phy_handle);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_cs_accept_phylink(struct hci_dev *hdev, u8 status)
|
|
{
|
|
struct hci_cp_accept_phy_link *cp;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
if (status)
|
|
return;
|
|
|
|
cp = hci_sent_cmd_data(hdev, HCI_OP_ACCEPT_PHY_LINK);
|
|
if (!cp)
|
|
return;
|
|
|
|
amp_write_remote_assoc(hdev, cp->phy_handle);
|
|
}
|
|
|
|
static void hci_cs_create_logical_link(struct hci_dev *hdev, u8 status)
|
|
{
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
}
|
|
|
|
static void hci_inquiry_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
__u8 status = *((__u8 *) skb->data);
|
|
struct discovery_state *discov = &hdev->discovery;
|
|
struct inquiry_entry *e;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, status);
|
|
|
|
hci_req_complete(hdev, HCI_OP_INQUIRY, status);
|
|
|
|
hci_conn_check_pending(hdev);
|
|
|
|
if (!test_and_clear_bit(HCI_INQUIRY, &hdev->flags))
|
|
return;
|
|
|
|
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (discov->state != DISCOVERY_FINDING)
|
|
goto unlock;
|
|
|
|
if (list_empty(&discov->resolve)) {
|
|
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
|
|
goto unlock;
|
|
}
|
|
|
|
e = hci_inquiry_cache_lookup_resolve(hdev, BDADDR_ANY, NAME_NEEDED);
|
|
if (e && hci_resolve_name(hdev, e) == 0) {
|
|
e->name_state = NAME_PENDING;
|
|
hci_discovery_set_state(hdev, DISCOVERY_RESOLVING);
|
|
} else {
|
|
hci_discovery_set_state(hdev, DISCOVERY_STOPPED);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_inquiry_result_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct inquiry_data data;
|
|
struct inquiry_info *info = (void *) (skb->data + 1);
|
|
int num_rsp = *((__u8 *) skb->data);
|
|
|
|
BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
|
|
|
|
if (!num_rsp)
|
|
return;
|
|
|
|
if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags))
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
for (; num_rsp; num_rsp--, info++) {
|
|
bool name_known, ssp;
|
|
|
|
bacpy(&data.bdaddr, &info->bdaddr);
|
|
data.pscan_rep_mode = info->pscan_rep_mode;
|
|
data.pscan_period_mode = info->pscan_period_mode;
|
|
data.pscan_mode = info->pscan_mode;
|
|
memcpy(data.dev_class, info->dev_class, 3);
|
|
data.clock_offset = info->clock_offset;
|
|
data.rssi = 0x00;
|
|
data.ssp_mode = 0x00;
|
|
|
|
name_known = hci_inquiry_cache_update(hdev, &data, false, &ssp);
|
|
mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00,
|
|
info->dev_class, 0, !name_known, ssp, NULL,
|
|
0);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_conn_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr);
|
|
if (!conn) {
|
|
if (ev->link_type != SCO_LINK)
|
|
goto unlock;
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
conn->type = SCO_LINK;
|
|
}
|
|
|
|
if (!ev->status) {
|
|
conn->handle = __le16_to_cpu(ev->handle);
|
|
|
|
if (conn->type == ACL_LINK) {
|
|
conn->state = BT_CONFIG;
|
|
hci_conn_hold(conn);
|
|
|
|
if (!conn->out && !hci_conn_ssp_enabled(conn) &&
|
|
!hci_find_link_key(hdev, &ev->bdaddr))
|
|
conn->disc_timeout = HCI_PAIRING_TIMEOUT;
|
|
else
|
|
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
|
|
} else
|
|
conn->state = BT_CONNECTED;
|
|
|
|
hci_conn_hold_device(conn);
|
|
hci_conn_add_sysfs(conn);
|
|
|
|
if (test_bit(HCI_AUTH, &hdev->flags))
|
|
conn->link_mode |= HCI_LM_AUTH;
|
|
|
|
if (test_bit(HCI_ENCRYPT, &hdev->flags))
|
|
conn->link_mode |= HCI_LM_ENCRYPT;
|
|
|
|
/* Get remote features */
|
|
if (conn->type == ACL_LINK) {
|
|
struct hci_cp_read_remote_features cp;
|
|
cp.handle = ev->handle;
|
|
hci_send_cmd(hdev, HCI_OP_READ_REMOTE_FEATURES,
|
|
sizeof(cp), &cp);
|
|
}
|
|
|
|
/* Set packet type for incoming connection */
|
|
if (!conn->out && hdev->hci_ver < BLUETOOTH_VER_2_0) {
|
|
struct hci_cp_change_conn_ptype cp;
|
|
cp.handle = ev->handle;
|
|
cp.pkt_type = cpu_to_le16(conn->pkt_type);
|
|
hci_send_cmd(hdev, HCI_OP_CHANGE_CONN_PTYPE, sizeof(cp),
|
|
&cp);
|
|
}
|
|
} else {
|
|
conn->state = BT_CLOSED;
|
|
if (conn->type == ACL_LINK)
|
|
mgmt_connect_failed(hdev, &ev->bdaddr, conn->type,
|
|
conn->dst_type, ev->status);
|
|
}
|
|
|
|
if (conn->type == ACL_LINK)
|
|
hci_sco_setup(conn, ev->status);
|
|
|
|
if (ev->status) {
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_del(conn);
|
|
} else if (ev->link_type != ACL_LINK)
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
|
|
hci_conn_check_pending(hdev);
|
|
}
|
|
|
|
void hci_conn_accept(struct hci_conn *conn, int mask)
|
|
{
|
|
struct hci_dev *hdev = conn->hdev;
|
|
|
|
BT_DBG("conn %p", conn);
|
|
|
|
conn->state = BT_CONFIG;
|
|
|
|
if (!lmp_esco_capable(hdev)) {
|
|
struct hci_cp_accept_conn_req cp;
|
|
|
|
bacpy(&cp.bdaddr, &conn->dst);
|
|
|
|
if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER))
|
|
cp.role = 0x00; /* Become master */
|
|
else
|
|
cp.role = 0x01; /* Remain slave */
|
|
|
|
hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), &cp);
|
|
} else /* lmp_esco_capable(hdev)) */ {
|
|
struct hci_cp_accept_sync_conn_req cp;
|
|
|
|
bacpy(&cp.bdaddr, &conn->dst);
|
|
cp.pkt_type = cpu_to_le16(conn->pkt_type);
|
|
|
|
cp.tx_bandwidth = __constant_cpu_to_le32(0x00001f40);
|
|
cp.rx_bandwidth = __constant_cpu_to_le32(0x00001f40);
|
|
cp.max_latency = __constant_cpu_to_le16(0xffff);
|
|
cp.content_format = cpu_to_le16(hdev->voice_setting);
|
|
cp.retrans_effort = 0xff;
|
|
|
|
hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ,
|
|
sizeof(cp), &cp);
|
|
}
|
|
}
|
|
|
|
static void hci_conn_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_conn_request *ev = (void *) skb->data;
|
|
int mask = hdev->link_mode;
|
|
__u8 flags = 0;
|
|
|
|
BT_DBG("%s bdaddr %pMR type 0x%x", hdev->name, &ev->bdaddr,
|
|
ev->link_type);
|
|
|
|
mask |= hci_proto_connect_ind(hdev, &ev->bdaddr, ev->link_type,
|
|
&flags);
|
|
|
|
if ((mask & HCI_LM_ACCEPT) &&
|
|
!hci_blacklist_lookup(hdev, &ev->bdaddr)) {
|
|
/* Connection accepted */
|
|
struct inquiry_entry *ie;
|
|
struct hci_conn *conn;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr);
|
|
if (ie)
|
|
memcpy(ie->data.dev_class, ev->dev_class, 3);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ev->link_type,
|
|
&ev->bdaddr);
|
|
if (!conn) {
|
|
conn = hci_conn_add(hdev, ev->link_type, &ev->bdaddr);
|
|
if (!conn) {
|
|
BT_ERR("No memory for new connection");
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
}
|
|
|
|
memcpy(conn->dev_class, ev->dev_class, 3);
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
if (ev->link_type == ACL_LINK ||
|
|
(!(flags & HCI_PROTO_DEFER) && !lmp_esco_capable(hdev))) {
|
|
struct hci_cp_accept_conn_req cp;
|
|
conn->state = BT_CONNECT;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
|
|
if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER))
|
|
cp.role = 0x00; /* Become master */
|
|
else
|
|
cp.role = 0x01; /* Remain slave */
|
|
|
|
hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp),
|
|
&cp);
|
|
} else if (!(flags & HCI_PROTO_DEFER)) {
|
|
struct hci_cp_accept_sync_conn_req cp;
|
|
conn->state = BT_CONNECT;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
cp.pkt_type = cpu_to_le16(conn->pkt_type);
|
|
|
|
cp.tx_bandwidth = __constant_cpu_to_le32(0x00001f40);
|
|
cp.rx_bandwidth = __constant_cpu_to_le32(0x00001f40);
|
|
cp.max_latency = __constant_cpu_to_le16(0xffff);
|
|
cp.content_format = cpu_to_le16(hdev->voice_setting);
|
|
cp.retrans_effort = 0xff;
|
|
|
|
hci_send_cmd(hdev, HCI_OP_ACCEPT_SYNC_CONN_REQ,
|
|
sizeof(cp), &cp);
|
|
} else {
|
|
conn->state = BT_CONNECT2;
|
|
hci_proto_connect_cfm(conn, 0);
|
|
hci_conn_put(conn);
|
|
}
|
|
} else {
|
|
/* Connection rejected */
|
|
struct hci_cp_reject_conn_req cp;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
cp.reason = HCI_ERROR_REJ_BAD_ADDR;
|
|
hci_send_cmd(hdev, HCI_OP_REJECT_CONN_REQ, sizeof(cp), &cp);
|
|
}
|
|
}
|
|
|
|
static u8 hci_to_mgmt_reason(u8 err)
|
|
{
|
|
switch (err) {
|
|
case HCI_ERROR_CONNECTION_TIMEOUT:
|
|
return MGMT_DEV_DISCONN_TIMEOUT;
|
|
case HCI_ERROR_REMOTE_USER_TERM:
|
|
case HCI_ERROR_REMOTE_LOW_RESOURCES:
|
|
case HCI_ERROR_REMOTE_POWER_OFF:
|
|
return MGMT_DEV_DISCONN_REMOTE;
|
|
case HCI_ERROR_LOCAL_HOST_TERM:
|
|
return MGMT_DEV_DISCONN_LOCAL_HOST;
|
|
default:
|
|
return MGMT_DEV_DISCONN_UNKNOWN;
|
|
}
|
|
}
|
|
|
|
static void hci_disconn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_disconn_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (ev->status == 0)
|
|
conn->state = BT_CLOSED;
|
|
|
|
if (test_and_clear_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags) &&
|
|
(conn->type == ACL_LINK || conn->type == LE_LINK)) {
|
|
if (ev->status) {
|
|
mgmt_disconnect_failed(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, ev->status);
|
|
} else {
|
|
u8 reason = hci_to_mgmt_reason(ev->reason);
|
|
|
|
mgmt_device_disconnected(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, reason);
|
|
}
|
|
}
|
|
|
|
if (ev->status == 0) {
|
|
if (conn->type == ACL_LINK && conn->flush_key)
|
|
hci_remove_link_key(hdev, &conn->dst);
|
|
hci_proto_disconn_cfm(conn, ev->reason);
|
|
hci_conn_del(conn);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_auth_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!ev->status) {
|
|
if (!hci_conn_ssp_enabled(conn) &&
|
|
test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) {
|
|
BT_INFO("re-auth of legacy device is not possible.");
|
|
} else {
|
|
conn->link_mode |= HCI_LM_AUTH;
|
|
conn->sec_level = conn->pending_sec_level;
|
|
}
|
|
} else {
|
|
mgmt_auth_failed(hdev, &conn->dst, conn->type, conn->dst_type,
|
|
ev->status);
|
|
}
|
|
|
|
clear_bit(HCI_CONN_AUTH_PEND, &conn->flags);
|
|
clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags);
|
|
|
|
if (conn->state == BT_CONFIG) {
|
|
if (!ev->status && hci_conn_ssp_enabled(conn)) {
|
|
struct hci_cp_set_conn_encrypt cp;
|
|
cp.handle = ev->handle;
|
|
cp.encrypt = 0x01;
|
|
hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp),
|
|
&cp);
|
|
} else {
|
|
conn->state = BT_CONNECTED;
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_put(conn);
|
|
}
|
|
} else {
|
|
hci_auth_cfm(conn, ev->status);
|
|
|
|
hci_conn_hold(conn);
|
|
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags)) {
|
|
if (!ev->status) {
|
|
struct hci_cp_set_conn_encrypt cp;
|
|
cp.handle = ev->handle;
|
|
cp.encrypt = 0x01;
|
|
hci_send_cmd(hdev, HCI_OP_SET_CONN_ENCRYPT, sizeof(cp),
|
|
&cp);
|
|
} else {
|
|
clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
|
|
hci_encrypt_cfm(conn, ev->status, 0x00);
|
|
}
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_name_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_remote_name *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_conn_check_pending(hdev);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
|
|
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
goto check_auth;
|
|
|
|
if (ev->status == 0)
|
|
hci_check_pending_name(hdev, conn, &ev->bdaddr, ev->name,
|
|
strnlen(ev->name, HCI_MAX_NAME_LENGTH));
|
|
else
|
|
hci_check_pending_name(hdev, conn, &ev->bdaddr, NULL, 0);
|
|
|
|
check_auth:
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!hci_outgoing_auth_needed(hdev, conn))
|
|
goto unlock;
|
|
|
|
if (!test_and_set_bit(HCI_CONN_AUTH_PEND, &conn->flags)) {
|
|
struct hci_cp_auth_requested cp;
|
|
cp.handle = __cpu_to_le16(conn->handle);
|
|
hci_send_cmd(hdev, HCI_OP_AUTH_REQUESTED, sizeof(cp), &cp);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_encrypt_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_encrypt_change *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn) {
|
|
if (!ev->status) {
|
|
if (ev->encrypt) {
|
|
/* Encryption implies authentication */
|
|
conn->link_mode |= HCI_LM_AUTH;
|
|
conn->link_mode |= HCI_LM_ENCRYPT;
|
|
conn->sec_level = conn->pending_sec_level;
|
|
} else
|
|
conn->link_mode &= ~HCI_LM_ENCRYPT;
|
|
}
|
|
|
|
clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
|
|
|
|
if (ev->status && conn->state == BT_CONNECTED) {
|
|
hci_acl_disconn(conn, HCI_ERROR_AUTH_FAILURE);
|
|
hci_conn_put(conn);
|
|
goto unlock;
|
|
}
|
|
|
|
if (conn->state == BT_CONFIG) {
|
|
if (!ev->status)
|
|
conn->state = BT_CONNECTED;
|
|
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_put(conn);
|
|
} else
|
|
hci_encrypt_cfm(conn, ev->status, ev->encrypt);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_change_link_key_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_change_link_key_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn) {
|
|
if (!ev->status)
|
|
conn->link_mode |= HCI_LM_SECURE;
|
|
|
|
clear_bit(HCI_CONN_AUTH_PEND, &conn->flags);
|
|
|
|
hci_key_change_cfm(conn, ev->status);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_features_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_remote_features *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!ev->status)
|
|
memcpy(conn->features, ev->features, 8);
|
|
|
|
if (conn->state != BT_CONFIG)
|
|
goto unlock;
|
|
|
|
if (!ev->status && lmp_ssp_capable(hdev) && lmp_ssp_capable(conn)) {
|
|
struct hci_cp_read_remote_ext_features cp;
|
|
cp.handle = ev->handle;
|
|
cp.page = 0x01;
|
|
hci_send_cmd(hdev, HCI_OP_READ_REMOTE_EXT_FEATURES,
|
|
sizeof(cp), &cp);
|
|
goto unlock;
|
|
}
|
|
|
|
if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) {
|
|
struct hci_cp_remote_name_req cp;
|
|
memset(&cp, 0, sizeof(cp));
|
|
bacpy(&cp.bdaddr, &conn->dst);
|
|
cp.pscan_rep_mode = 0x02;
|
|
hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp);
|
|
} else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
|
|
mgmt_device_connected(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, 0, NULL, 0,
|
|
conn->dev_class);
|
|
|
|
if (!hci_outgoing_auth_needed(hdev, conn)) {
|
|
conn->state = BT_CONNECTED;
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_version_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
BT_DBG("%s", hdev->name);
|
|
}
|
|
|
|
static void hci_qos_setup_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
BT_DBG("%s", hdev->name);
|
|
}
|
|
|
|
static void hci_cmd_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_cmd_complete *ev = (void *) skb->data;
|
|
__u16 opcode;
|
|
|
|
skb_pull(skb, sizeof(*ev));
|
|
|
|
opcode = __le16_to_cpu(ev->opcode);
|
|
|
|
switch (opcode) {
|
|
case HCI_OP_INQUIRY_CANCEL:
|
|
hci_cc_inquiry_cancel(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_PERIODIC_INQ:
|
|
hci_cc_periodic_inq(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_EXIT_PERIODIC_INQ:
|
|
hci_cc_exit_periodic_inq(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_REMOTE_NAME_REQ_CANCEL:
|
|
hci_cc_remote_name_req_cancel(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_ROLE_DISCOVERY:
|
|
hci_cc_role_discovery(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LINK_POLICY:
|
|
hci_cc_read_link_policy(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_LINK_POLICY:
|
|
hci_cc_write_link_policy(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_DEF_LINK_POLICY:
|
|
hci_cc_read_def_link_policy(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_DEF_LINK_POLICY:
|
|
hci_cc_write_def_link_policy(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_RESET:
|
|
hci_cc_reset(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_LOCAL_NAME:
|
|
hci_cc_write_local_name(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_NAME:
|
|
hci_cc_read_local_name(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_AUTH_ENABLE:
|
|
hci_cc_write_auth_enable(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_ENCRYPT_MODE:
|
|
hci_cc_write_encrypt_mode(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_SCAN_ENABLE:
|
|
hci_cc_write_scan_enable(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_CLASS_OF_DEV:
|
|
hci_cc_read_class_of_dev(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_CLASS_OF_DEV:
|
|
hci_cc_write_class_of_dev(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_VOICE_SETTING:
|
|
hci_cc_read_voice_setting(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_VOICE_SETTING:
|
|
hci_cc_write_voice_setting(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_HOST_BUFFER_SIZE:
|
|
hci_cc_host_buffer_size(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_SSP_MODE:
|
|
hci_cc_write_ssp_mode(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_VERSION:
|
|
hci_cc_read_local_version(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_COMMANDS:
|
|
hci_cc_read_local_commands(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_FEATURES:
|
|
hci_cc_read_local_features(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_EXT_FEATURES:
|
|
hci_cc_read_local_ext_features(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_BUFFER_SIZE:
|
|
hci_cc_read_buffer_size(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_BD_ADDR:
|
|
hci_cc_read_bd_addr(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_DATA_BLOCK_SIZE:
|
|
hci_cc_read_data_block_size(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_CA_TIMEOUT:
|
|
hci_cc_write_ca_timeout(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_FLOW_CONTROL_MODE:
|
|
hci_cc_read_flow_control_mode(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_AMP_INFO:
|
|
hci_cc_read_local_amp_info(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_AMP_ASSOC:
|
|
hci_cc_read_local_amp_assoc(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_DELETE_STORED_LINK_KEY:
|
|
hci_cc_delete_stored_link_key(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_SET_EVENT_MASK:
|
|
hci_cc_set_event_mask(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_INQUIRY_MODE:
|
|
hci_cc_write_inquiry_mode(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_INQ_RSP_TX_POWER:
|
|
hci_cc_read_inq_rsp_tx_power(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_SET_EVENT_FLT:
|
|
hci_cc_set_event_flt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_PIN_CODE_REPLY:
|
|
hci_cc_pin_code_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_PIN_CODE_NEG_REPLY:
|
|
hci_cc_pin_code_neg_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_READ_LOCAL_OOB_DATA:
|
|
hci_cc_read_local_oob_data_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_READ_BUFFER_SIZE:
|
|
hci_cc_le_read_buffer_size(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_READ_ADV_TX_POWER:
|
|
hci_cc_le_read_adv_tx_power(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_SET_EVENT_MASK:
|
|
hci_cc_le_set_event_mask(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_USER_CONFIRM_REPLY:
|
|
hci_cc_user_confirm_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_USER_CONFIRM_NEG_REPLY:
|
|
hci_cc_user_confirm_neg_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_USER_PASSKEY_REPLY:
|
|
hci_cc_user_passkey_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_USER_PASSKEY_NEG_REPLY:
|
|
hci_cc_user_passkey_neg_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_SET_SCAN_PARAM:
|
|
hci_cc_le_set_scan_param(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_SET_ADV_ENABLE:
|
|
hci_cc_le_set_adv_enable(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_SET_SCAN_ENABLE:
|
|
hci_cc_le_set_scan_enable(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_LTK_REPLY:
|
|
hci_cc_le_ltk_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_LE_LTK_NEG_REPLY:
|
|
hci_cc_le_ltk_neg_reply(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_LE_HOST_SUPPORTED:
|
|
hci_cc_write_le_host_supported(hdev, skb);
|
|
break;
|
|
|
|
case HCI_OP_WRITE_REMOTE_AMP_ASSOC:
|
|
hci_cc_write_remote_amp_assoc(hdev, skb);
|
|
break;
|
|
|
|
default:
|
|
BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode);
|
|
break;
|
|
}
|
|
|
|
if (ev->opcode != HCI_OP_NOP)
|
|
del_timer(&hdev->cmd_timer);
|
|
|
|
if (ev->ncmd) {
|
|
atomic_set(&hdev->cmd_cnt, 1);
|
|
if (!skb_queue_empty(&hdev->cmd_q))
|
|
queue_work(hdev->workqueue, &hdev->cmd_work);
|
|
}
|
|
}
|
|
|
|
static void hci_cmd_status_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_cmd_status *ev = (void *) skb->data;
|
|
__u16 opcode;
|
|
|
|
skb_pull(skb, sizeof(*ev));
|
|
|
|
opcode = __le16_to_cpu(ev->opcode);
|
|
|
|
switch (opcode) {
|
|
case HCI_OP_INQUIRY:
|
|
hci_cs_inquiry(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_CREATE_CONN:
|
|
hci_cs_create_conn(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_ADD_SCO:
|
|
hci_cs_add_sco(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_AUTH_REQUESTED:
|
|
hci_cs_auth_requested(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_SET_CONN_ENCRYPT:
|
|
hci_cs_set_conn_encrypt(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_REMOTE_NAME_REQ:
|
|
hci_cs_remote_name_req(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_READ_REMOTE_FEATURES:
|
|
hci_cs_read_remote_features(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_READ_REMOTE_EXT_FEATURES:
|
|
hci_cs_read_remote_ext_features(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_SETUP_SYNC_CONN:
|
|
hci_cs_setup_sync_conn(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_SNIFF_MODE:
|
|
hci_cs_sniff_mode(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_EXIT_SNIFF_MODE:
|
|
hci_cs_exit_sniff_mode(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_DISCONNECT:
|
|
hci_cs_disconnect(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_LE_CREATE_CONN:
|
|
hci_cs_le_create_conn(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_LE_START_ENC:
|
|
hci_cs_le_start_enc(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_CREATE_PHY_LINK:
|
|
hci_cs_create_phylink(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_ACCEPT_PHY_LINK:
|
|
hci_cs_accept_phylink(hdev, ev->status);
|
|
break;
|
|
|
|
case HCI_OP_CREATE_LOGICAL_LINK:
|
|
hci_cs_create_logical_link(hdev, ev->status);
|
|
break;
|
|
|
|
default:
|
|
BT_DBG("%s opcode 0x%4.4x", hdev->name, opcode);
|
|
break;
|
|
}
|
|
|
|
if (ev->opcode != HCI_OP_NOP)
|
|
del_timer(&hdev->cmd_timer);
|
|
|
|
if (ev->ncmd && !test_bit(HCI_RESET, &hdev->flags)) {
|
|
atomic_set(&hdev->cmd_cnt, 1);
|
|
if (!skb_queue_empty(&hdev->cmd_q))
|
|
queue_work(hdev->workqueue, &hdev->cmd_work);
|
|
}
|
|
}
|
|
|
|
static void hci_role_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_role_change *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (conn) {
|
|
if (!ev->status) {
|
|
if (ev->role)
|
|
conn->link_mode &= ~HCI_LM_MASTER;
|
|
else
|
|
conn->link_mode |= HCI_LM_MASTER;
|
|
}
|
|
|
|
clear_bit(HCI_CONN_RSWITCH_PEND, &conn->flags);
|
|
|
|
hci_role_switch_cfm(conn, ev->status, ev->role);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_num_comp_pkts_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_num_comp_pkts *ev = (void *) skb->data;
|
|
int i;
|
|
|
|
if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_PACKET_BASED) {
|
|
BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode);
|
|
return;
|
|
}
|
|
|
|
if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) +
|
|
ev->num_hndl * sizeof(struct hci_comp_pkts_info)) {
|
|
BT_DBG("%s bad parameters", hdev->name);
|
|
return;
|
|
}
|
|
|
|
BT_DBG("%s num_hndl %d", hdev->name, ev->num_hndl);
|
|
|
|
for (i = 0; i < ev->num_hndl; i++) {
|
|
struct hci_comp_pkts_info *info = &ev->handles[i];
|
|
struct hci_conn *conn;
|
|
__u16 handle, count;
|
|
|
|
handle = __le16_to_cpu(info->handle);
|
|
count = __le16_to_cpu(info->count);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, handle);
|
|
if (!conn)
|
|
continue;
|
|
|
|
conn->sent -= count;
|
|
|
|
switch (conn->type) {
|
|
case ACL_LINK:
|
|
hdev->acl_cnt += count;
|
|
if (hdev->acl_cnt > hdev->acl_pkts)
|
|
hdev->acl_cnt = hdev->acl_pkts;
|
|
break;
|
|
|
|
case LE_LINK:
|
|
if (hdev->le_pkts) {
|
|
hdev->le_cnt += count;
|
|
if (hdev->le_cnt > hdev->le_pkts)
|
|
hdev->le_cnt = hdev->le_pkts;
|
|
} else {
|
|
hdev->acl_cnt += count;
|
|
if (hdev->acl_cnt > hdev->acl_pkts)
|
|
hdev->acl_cnt = hdev->acl_pkts;
|
|
}
|
|
break;
|
|
|
|
case SCO_LINK:
|
|
hdev->sco_cnt += count;
|
|
if (hdev->sco_cnt > hdev->sco_pkts)
|
|
hdev->sco_cnt = hdev->sco_pkts;
|
|
break;
|
|
|
|
default:
|
|
BT_ERR("Unknown type %d conn %p", conn->type, conn);
|
|
break;
|
|
}
|
|
}
|
|
|
|
queue_work(hdev->workqueue, &hdev->tx_work);
|
|
}
|
|
|
|
static struct hci_conn *__hci_conn_lookup_handle(struct hci_dev *hdev,
|
|
__u16 handle)
|
|
{
|
|
struct hci_chan *chan;
|
|
|
|
switch (hdev->dev_type) {
|
|
case HCI_BREDR:
|
|
return hci_conn_hash_lookup_handle(hdev, handle);
|
|
case HCI_AMP:
|
|
chan = hci_chan_lookup_handle(hdev, handle);
|
|
if (chan)
|
|
return chan->conn;
|
|
break;
|
|
default:
|
|
BT_ERR("%s unknown dev_type %d", hdev->name, hdev->dev_type);
|
|
break;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void hci_num_comp_blocks_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_num_comp_blocks *ev = (void *) skb->data;
|
|
int i;
|
|
|
|
if (hdev->flow_ctl_mode != HCI_FLOW_CTL_MODE_BLOCK_BASED) {
|
|
BT_ERR("Wrong event for mode %d", hdev->flow_ctl_mode);
|
|
return;
|
|
}
|
|
|
|
if (skb->len < sizeof(*ev) || skb->len < sizeof(*ev) +
|
|
ev->num_hndl * sizeof(struct hci_comp_blocks_info)) {
|
|
BT_DBG("%s bad parameters", hdev->name);
|
|
return;
|
|
}
|
|
|
|
BT_DBG("%s num_blocks %d num_hndl %d", hdev->name, ev->num_blocks,
|
|
ev->num_hndl);
|
|
|
|
for (i = 0; i < ev->num_hndl; i++) {
|
|
struct hci_comp_blocks_info *info = &ev->handles[i];
|
|
struct hci_conn *conn = NULL;
|
|
__u16 handle, block_count;
|
|
|
|
handle = __le16_to_cpu(info->handle);
|
|
block_count = __le16_to_cpu(info->blocks);
|
|
|
|
conn = __hci_conn_lookup_handle(hdev, handle);
|
|
if (!conn)
|
|
continue;
|
|
|
|
conn->sent -= block_count;
|
|
|
|
switch (conn->type) {
|
|
case ACL_LINK:
|
|
case AMP_LINK:
|
|
hdev->block_cnt += block_count;
|
|
if (hdev->block_cnt > hdev->num_blocks)
|
|
hdev->block_cnt = hdev->num_blocks;
|
|
break;
|
|
|
|
default:
|
|
BT_ERR("Unknown type %d conn %p", conn->type, conn);
|
|
break;
|
|
}
|
|
}
|
|
|
|
queue_work(hdev->workqueue, &hdev->tx_work);
|
|
}
|
|
|
|
static void hci_mode_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_mode_change *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn) {
|
|
conn->mode = ev->mode;
|
|
conn->interval = __le16_to_cpu(ev->interval);
|
|
|
|
if (!test_and_clear_bit(HCI_CONN_MODE_CHANGE_PEND,
|
|
&conn->flags)) {
|
|
if (conn->mode == HCI_CM_ACTIVE)
|
|
set_bit(HCI_CONN_POWER_SAVE, &conn->flags);
|
|
else
|
|
clear_bit(HCI_CONN_POWER_SAVE, &conn->flags);
|
|
}
|
|
|
|
if (test_and_clear_bit(HCI_CONN_SCO_SETUP_PEND, &conn->flags))
|
|
hci_sco_setup(conn, ev->status);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_pin_code_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_pin_code_req *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (conn->state == BT_CONNECTED) {
|
|
hci_conn_hold(conn);
|
|
conn->disc_timeout = HCI_PAIRING_TIMEOUT;
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
if (!test_bit(HCI_PAIRABLE, &hdev->dev_flags))
|
|
hci_send_cmd(hdev, HCI_OP_PIN_CODE_NEG_REPLY,
|
|
sizeof(ev->bdaddr), &ev->bdaddr);
|
|
else if (test_bit(HCI_MGMT, &hdev->dev_flags)) {
|
|
u8 secure;
|
|
|
|
if (conn->pending_sec_level == BT_SECURITY_HIGH)
|
|
secure = 1;
|
|
else
|
|
secure = 0;
|
|
|
|
mgmt_pin_code_request(hdev, &ev->bdaddr, secure);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_link_key_req *ev = (void *) skb->data;
|
|
struct hci_cp_link_key_reply cp;
|
|
struct hci_conn *conn;
|
|
struct link_key *key;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
if (!test_bit(HCI_LINK_KEYS, &hdev->dev_flags))
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
key = hci_find_link_key(hdev, &ev->bdaddr);
|
|
if (!key) {
|
|
BT_DBG("%s link key not found for %pMR", hdev->name,
|
|
&ev->bdaddr);
|
|
goto not_found;
|
|
}
|
|
|
|
BT_DBG("%s found key type %u for %pMR", hdev->name, key->type,
|
|
&ev->bdaddr);
|
|
|
|
if (!test_bit(HCI_DEBUG_KEYS, &hdev->dev_flags) &&
|
|
key->type == HCI_LK_DEBUG_COMBINATION) {
|
|
BT_DBG("%s ignoring debug key", hdev->name);
|
|
goto not_found;
|
|
}
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (conn) {
|
|
if (key->type == HCI_LK_UNAUTH_COMBINATION &&
|
|
conn->auth_type != 0xff && (conn->auth_type & 0x01)) {
|
|
BT_DBG("%s ignoring unauthenticated key", hdev->name);
|
|
goto not_found;
|
|
}
|
|
|
|
if (key->type == HCI_LK_COMBINATION && key->pin_len < 16 &&
|
|
conn->pending_sec_level == BT_SECURITY_HIGH) {
|
|
BT_DBG("%s ignoring key unauthenticated for high security",
|
|
hdev->name);
|
|
goto not_found;
|
|
}
|
|
|
|
conn->key_type = key->type;
|
|
conn->pin_length = key->pin_len;
|
|
}
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
memcpy(cp.link_key, key->val, HCI_LINK_KEY_SIZE);
|
|
|
|
hci_send_cmd(hdev, HCI_OP_LINK_KEY_REPLY, sizeof(cp), &cp);
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
return;
|
|
|
|
not_found:
|
|
hci_send_cmd(hdev, HCI_OP_LINK_KEY_NEG_REPLY, 6, &ev->bdaddr);
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_link_key_notify *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
u8 pin_len = 0;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (conn) {
|
|
hci_conn_hold(conn);
|
|
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
|
|
pin_len = conn->pin_length;
|
|
|
|
if (ev->key_type != HCI_LK_CHANGED_COMBINATION)
|
|
conn->key_type = ev->key_type;
|
|
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
if (test_bit(HCI_LINK_KEYS, &hdev->dev_flags))
|
|
hci_add_link_key(hdev, conn, 1, &ev->bdaddr, ev->link_key,
|
|
ev->key_type, pin_len);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_clock_offset_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_clock_offset *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn && !ev->status) {
|
|
struct inquiry_entry *ie;
|
|
|
|
ie = hci_inquiry_cache_lookup(hdev, &conn->dst);
|
|
if (ie) {
|
|
ie->data.clock_offset = ev->clock_offset;
|
|
ie->timestamp = jiffies;
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_pkt_type_change_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_pkt_type_change *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn && !ev->status)
|
|
conn->pkt_type = __le16_to_cpu(ev->pkt_type);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_pscan_rep_mode_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_pscan_rep_mode *ev = (void *) skb->data;
|
|
struct inquiry_entry *ie;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr);
|
|
if (ie) {
|
|
ie->data.pscan_rep_mode = ev->pscan_rep_mode;
|
|
ie->timestamp = jiffies;
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct inquiry_data data;
|
|
int num_rsp = *((__u8 *) skb->data);
|
|
bool name_known, ssp;
|
|
|
|
BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
|
|
|
|
if (!num_rsp)
|
|
return;
|
|
|
|
if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags))
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if ((skb->len - 1) / num_rsp != sizeof(struct inquiry_info_with_rssi)) {
|
|
struct inquiry_info_with_rssi_and_pscan_mode *info;
|
|
info = (void *) (skb->data + 1);
|
|
|
|
for (; num_rsp; num_rsp--, info++) {
|
|
bacpy(&data.bdaddr, &info->bdaddr);
|
|
data.pscan_rep_mode = info->pscan_rep_mode;
|
|
data.pscan_period_mode = info->pscan_period_mode;
|
|
data.pscan_mode = info->pscan_mode;
|
|
memcpy(data.dev_class, info->dev_class, 3);
|
|
data.clock_offset = info->clock_offset;
|
|
data.rssi = info->rssi;
|
|
data.ssp_mode = 0x00;
|
|
|
|
name_known = hci_inquiry_cache_update(hdev, &data,
|
|
false, &ssp);
|
|
mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00,
|
|
info->dev_class, info->rssi,
|
|
!name_known, ssp, NULL, 0);
|
|
}
|
|
} else {
|
|
struct inquiry_info_with_rssi *info = (void *) (skb->data + 1);
|
|
|
|
for (; num_rsp; num_rsp--, info++) {
|
|
bacpy(&data.bdaddr, &info->bdaddr);
|
|
data.pscan_rep_mode = info->pscan_rep_mode;
|
|
data.pscan_period_mode = info->pscan_period_mode;
|
|
data.pscan_mode = 0x00;
|
|
memcpy(data.dev_class, info->dev_class, 3);
|
|
data.clock_offset = info->clock_offset;
|
|
data.rssi = info->rssi;
|
|
data.ssp_mode = 0x00;
|
|
name_known = hci_inquiry_cache_update(hdev, &data,
|
|
false, &ssp);
|
|
mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00,
|
|
info->dev_class, info->rssi,
|
|
!name_known, ssp, NULL, 0);
|
|
}
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_ext_features_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_remote_ext_features *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!ev->status && ev->page == 0x01) {
|
|
struct inquiry_entry *ie;
|
|
|
|
ie = hci_inquiry_cache_lookup(hdev, &conn->dst);
|
|
if (ie)
|
|
ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP);
|
|
|
|
if (ev->features[0] & LMP_HOST_SSP)
|
|
set_bit(HCI_CONN_SSP_ENABLED, &conn->flags);
|
|
}
|
|
|
|
if (conn->state != BT_CONFIG)
|
|
goto unlock;
|
|
|
|
if (!ev->status && !test_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags)) {
|
|
struct hci_cp_remote_name_req cp;
|
|
memset(&cp, 0, sizeof(cp));
|
|
bacpy(&cp.bdaddr, &conn->dst);
|
|
cp.pscan_rep_mode = 0x02;
|
|
hci_send_cmd(hdev, HCI_OP_REMOTE_NAME_REQ, sizeof(cp), &cp);
|
|
} else if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
|
|
mgmt_device_connected(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, 0, NULL, 0,
|
|
conn->dev_class);
|
|
|
|
if (!hci_outgoing_auth_needed(hdev, conn)) {
|
|
conn->state = BT_CONNECTED;
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_sync_conn_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_sync_conn_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ev->link_type, &ev->bdaddr);
|
|
if (!conn) {
|
|
if (ev->link_type == ESCO_LINK)
|
|
goto unlock;
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ESCO_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
conn->type = SCO_LINK;
|
|
}
|
|
|
|
switch (ev->status) {
|
|
case 0x00:
|
|
conn->handle = __le16_to_cpu(ev->handle);
|
|
conn->state = BT_CONNECTED;
|
|
|
|
hci_conn_hold_device(conn);
|
|
hci_conn_add_sysfs(conn);
|
|
break;
|
|
|
|
case 0x11: /* Unsupported Feature or Parameter Value */
|
|
case 0x1c: /* SCO interval rejected */
|
|
case 0x1a: /* Unsupported Remote Feature */
|
|
case 0x1f: /* Unspecified error */
|
|
if (conn->out && conn->attempt < 2) {
|
|
conn->pkt_type = (hdev->esco_type & SCO_ESCO_MASK) |
|
|
(hdev->esco_type & EDR_ESCO_MASK);
|
|
hci_setup_sync(conn, conn->link->handle);
|
|
goto unlock;
|
|
}
|
|
/* fall through */
|
|
|
|
default:
|
|
conn->state = BT_CLOSED;
|
|
break;
|
|
}
|
|
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
if (ev->status)
|
|
hci_conn_del(conn);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_sync_conn_changed_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
BT_DBG("%s", hdev->name);
|
|
}
|
|
|
|
static void hci_sniff_subrate_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_sniff_subrate *ev = (void *) skb->data;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
}
|
|
|
|
static void hci_extended_inquiry_result_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct inquiry_data data;
|
|
struct extended_inquiry_info *info = (void *) (skb->data + 1);
|
|
int num_rsp = *((__u8 *) skb->data);
|
|
size_t eir_len;
|
|
|
|
BT_DBG("%s num_rsp %d", hdev->name, num_rsp);
|
|
|
|
if (!num_rsp)
|
|
return;
|
|
|
|
if (test_bit(HCI_PERIODIC_INQ, &hdev->dev_flags))
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
for (; num_rsp; num_rsp--, info++) {
|
|
bool name_known, ssp;
|
|
|
|
bacpy(&data.bdaddr, &info->bdaddr);
|
|
data.pscan_rep_mode = info->pscan_rep_mode;
|
|
data.pscan_period_mode = info->pscan_period_mode;
|
|
data.pscan_mode = 0x00;
|
|
memcpy(data.dev_class, info->dev_class, 3);
|
|
data.clock_offset = info->clock_offset;
|
|
data.rssi = info->rssi;
|
|
data.ssp_mode = 0x01;
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
name_known = eir_has_data_type(info->data,
|
|
sizeof(info->data),
|
|
EIR_NAME_COMPLETE);
|
|
else
|
|
name_known = true;
|
|
|
|
name_known = hci_inquiry_cache_update(hdev, &data, name_known,
|
|
&ssp);
|
|
eir_len = eir_get_length(info->data, sizeof(info->data));
|
|
mgmt_device_found(hdev, &info->bdaddr, ACL_LINK, 0x00,
|
|
info->dev_class, info->rssi, !name_known,
|
|
ssp, info->data, eir_len);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_key_refresh_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_key_refresh_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x handle 0x%4.4x", hdev->name, ev->status,
|
|
__le16_to_cpu(ev->handle));
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
if (!ev->status)
|
|
conn->sec_level = conn->pending_sec_level;
|
|
|
|
clear_bit(HCI_CONN_ENCRYPT_PEND, &conn->flags);
|
|
|
|
if (ev->status && conn->state == BT_CONNECTED) {
|
|
hci_acl_disconn(conn, HCI_ERROR_AUTH_FAILURE);
|
|
hci_conn_put(conn);
|
|
goto unlock;
|
|
}
|
|
|
|
if (conn->state == BT_CONFIG) {
|
|
if (!ev->status)
|
|
conn->state = BT_CONNECTED;
|
|
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
hci_conn_put(conn);
|
|
} else {
|
|
hci_auth_cfm(conn, ev->status);
|
|
|
|
hci_conn_hold(conn);
|
|
conn->disc_timeout = HCI_DISCONN_TIMEOUT;
|
|
hci_conn_put(conn);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static u8 hci_get_auth_req(struct hci_conn *conn)
|
|
{
|
|
/* If remote requests dedicated bonding follow that lead */
|
|
if (conn->remote_auth == 0x02 || conn->remote_auth == 0x03) {
|
|
/* If both remote and local IO capabilities allow MITM
|
|
* protection then require it, otherwise don't */
|
|
if (conn->remote_cap == 0x03 || conn->io_capability == 0x03)
|
|
return 0x02;
|
|
else
|
|
return 0x03;
|
|
}
|
|
|
|
/* If remote requests no-bonding follow that lead */
|
|
if (conn->remote_auth == 0x00 || conn->remote_auth == 0x01)
|
|
return conn->remote_auth | (conn->auth_type & 0x01);
|
|
|
|
return conn->auth_type;
|
|
}
|
|
|
|
static void hci_io_capa_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_io_capa_request *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
hci_conn_hold(conn);
|
|
|
|
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
goto unlock;
|
|
|
|
if (test_bit(HCI_PAIRABLE, &hdev->dev_flags) ||
|
|
(conn->remote_auth & ~0x01) == HCI_AT_NO_BONDING) {
|
|
struct hci_cp_io_capability_reply cp;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
/* Change the IO capability from KeyboardDisplay
|
|
* to DisplayYesNo as it is not supported by BT spec. */
|
|
cp.capability = (conn->io_capability == 0x04) ?
|
|
0x01 : conn->io_capability;
|
|
conn->auth_type = hci_get_auth_req(conn);
|
|
cp.authentication = conn->auth_type;
|
|
|
|
if (hci_find_remote_oob_data(hdev, &conn->dst) &&
|
|
(conn->out || test_bit(HCI_CONN_REMOTE_OOB, &conn->flags)))
|
|
cp.oob_data = 0x01;
|
|
else
|
|
cp.oob_data = 0x00;
|
|
|
|
hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_REPLY,
|
|
sizeof(cp), &cp);
|
|
} else {
|
|
struct hci_cp_io_capability_neg_reply cp;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
cp.reason = HCI_ERROR_PAIRING_NOT_ALLOWED;
|
|
|
|
hci_send_cmd(hdev, HCI_OP_IO_CAPABILITY_NEG_REPLY,
|
|
sizeof(cp), &cp);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_io_capa_reply_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_io_capa_reply *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
conn->remote_cap = ev->capability;
|
|
conn->remote_auth = ev->authentication;
|
|
if (ev->oob_data)
|
|
set_bit(HCI_CONN_REMOTE_OOB, &conn->flags);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_user_confirm_request_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_user_confirm_req *ev = (void *) skb->data;
|
|
int loc_mitm, rem_mitm, confirm_hint = 0;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
goto unlock;
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
loc_mitm = (conn->auth_type & 0x01);
|
|
rem_mitm = (conn->remote_auth & 0x01);
|
|
|
|
/* If we require MITM but the remote device can't provide that
|
|
* (it has NoInputNoOutput) then reject the confirmation
|
|
* request. The only exception is when we're dedicated bonding
|
|
* initiators (connect_cfm_cb set) since then we always have the MITM
|
|
* bit set. */
|
|
if (!conn->connect_cfm_cb && loc_mitm && conn->remote_cap == 0x03) {
|
|
BT_DBG("Rejecting request: remote device can't provide MITM");
|
|
hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_NEG_REPLY,
|
|
sizeof(ev->bdaddr), &ev->bdaddr);
|
|
goto unlock;
|
|
}
|
|
|
|
/* If no side requires MITM protection; auto-accept */
|
|
if ((!loc_mitm || conn->remote_cap == 0x03) &&
|
|
(!rem_mitm || conn->io_capability == 0x03)) {
|
|
|
|
/* If we're not the initiators request authorization to
|
|
* proceed from user space (mgmt_user_confirm with
|
|
* confirm_hint set to 1). */
|
|
if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags)) {
|
|
BT_DBG("Confirming auto-accept as acceptor");
|
|
confirm_hint = 1;
|
|
goto confirm;
|
|
}
|
|
|
|
BT_DBG("Auto-accept of user confirmation with %ums delay",
|
|
hdev->auto_accept_delay);
|
|
|
|
if (hdev->auto_accept_delay > 0) {
|
|
int delay = msecs_to_jiffies(hdev->auto_accept_delay);
|
|
mod_timer(&conn->auto_accept_timer, jiffies + delay);
|
|
goto unlock;
|
|
}
|
|
|
|
hci_send_cmd(hdev, HCI_OP_USER_CONFIRM_REPLY,
|
|
sizeof(ev->bdaddr), &ev->bdaddr);
|
|
goto unlock;
|
|
}
|
|
|
|
confirm:
|
|
mgmt_user_confirm_request(hdev, &ev->bdaddr, ACL_LINK, 0, ev->passkey,
|
|
confirm_hint);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_user_passkey_request_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_user_passkey_req *ev = (void *) skb->data;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_passkey_request(hdev, &ev->bdaddr, ACL_LINK, 0);
|
|
}
|
|
|
|
static void hci_user_passkey_notify_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_user_passkey_notify *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
return;
|
|
|
|
conn->passkey_notify = __le32_to_cpu(ev->passkey);
|
|
conn->passkey_entered = 0;
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_passkey_notify(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, conn->passkey_notify,
|
|
conn->passkey_entered);
|
|
}
|
|
|
|
static void hci_keypress_notify_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_keypress_notify *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
return;
|
|
|
|
switch (ev->type) {
|
|
case HCI_KEYPRESS_STARTED:
|
|
conn->passkey_entered = 0;
|
|
return;
|
|
|
|
case HCI_KEYPRESS_ENTERED:
|
|
conn->passkey_entered++;
|
|
break;
|
|
|
|
case HCI_KEYPRESS_ERASED:
|
|
conn->passkey_entered--;
|
|
break;
|
|
|
|
case HCI_KEYPRESS_CLEARED:
|
|
conn->passkey_entered = 0;
|
|
break;
|
|
|
|
case HCI_KEYPRESS_COMPLETED:
|
|
return;
|
|
}
|
|
|
|
if (test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
mgmt_user_passkey_notify(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, conn->passkey_notify,
|
|
conn->passkey_entered);
|
|
}
|
|
|
|
static void hci_simple_pair_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_simple_pair_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
|
|
if (!conn)
|
|
goto unlock;
|
|
|
|
/* To avoid duplicate auth_failed events to user space we check
|
|
* the HCI_CONN_AUTH_PEND flag which will be set if we
|
|
* initiated the authentication. A traditional auth_complete
|
|
* event gets always produced as initiator and is also mapped to
|
|
* the mgmt_auth_failed event */
|
|
if (!test_bit(HCI_CONN_AUTH_PEND, &conn->flags) && ev->status)
|
|
mgmt_auth_failed(hdev, &conn->dst, conn->type, conn->dst_type,
|
|
ev->status);
|
|
|
|
hci_conn_put(conn);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_host_features_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_remote_host_features *ev = (void *) skb->data;
|
|
struct inquiry_entry *ie;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
ie = hci_inquiry_cache_lookup(hdev, &ev->bdaddr);
|
|
if (ie)
|
|
ie->data.ssp_mode = (ev->features[0] & LMP_HOST_SSP);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_remote_oob_data_request_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_remote_oob_data_request *ev = (void *) skb->data;
|
|
struct oob_data *data;
|
|
|
|
BT_DBG("%s", hdev->name);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
|
|
goto unlock;
|
|
|
|
data = hci_find_remote_oob_data(hdev, &ev->bdaddr);
|
|
if (data) {
|
|
struct hci_cp_remote_oob_data_reply cp;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
memcpy(cp.hash, data->hash, sizeof(cp.hash));
|
|
memcpy(cp.randomizer, data->randomizer, sizeof(cp.randomizer));
|
|
|
|
hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_REPLY, sizeof(cp),
|
|
&cp);
|
|
} else {
|
|
struct hci_cp_remote_oob_data_neg_reply cp;
|
|
|
|
bacpy(&cp.bdaddr, &ev->bdaddr);
|
|
hci_send_cmd(hdev, HCI_OP_REMOTE_OOB_DATA_NEG_REPLY, sizeof(cp),
|
|
&cp);
|
|
}
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_phy_link_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_phy_link_complete *ev = (void *) skb->data;
|
|
struct hci_conn *hcon, *bredr_hcon;
|
|
|
|
BT_DBG("%s handle 0x%2.2x status 0x%2.2x", hdev->name, ev->phy_handle,
|
|
ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle);
|
|
if (!hcon) {
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
if (ev->status) {
|
|
hci_conn_del(hcon);
|
|
hci_dev_unlock(hdev);
|
|
return;
|
|
}
|
|
|
|
bredr_hcon = hcon->amp_mgr->l2cap_conn->hcon;
|
|
|
|
hcon->state = BT_CONNECTED;
|
|
bacpy(&hcon->dst, &bredr_hcon->dst);
|
|
|
|
hci_conn_hold(hcon);
|
|
hcon->disc_timeout = HCI_DISCONN_TIMEOUT;
|
|
hci_conn_put(hcon);
|
|
|
|
hci_conn_hold_device(hcon);
|
|
hci_conn_add_sysfs(hcon);
|
|
|
|
amp_physical_cfm(bredr_hcon, hcon);
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_loglink_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_logical_link_complete *ev = (void *) skb->data;
|
|
struct hci_conn *hcon;
|
|
struct hci_chan *hchan;
|
|
struct amp_mgr *mgr;
|
|
|
|
BT_DBG("%s log_handle 0x%4.4x phy_handle 0x%2.2x status 0x%2.2x",
|
|
hdev->name, le16_to_cpu(ev->handle), ev->phy_handle,
|
|
ev->status);
|
|
|
|
hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle);
|
|
if (!hcon)
|
|
return;
|
|
|
|
/* Create AMP hchan */
|
|
hchan = hci_chan_create(hcon);
|
|
if (!hchan)
|
|
return;
|
|
|
|
hchan->handle = le16_to_cpu(ev->handle);
|
|
|
|
BT_DBG("hcon %p mgr %p hchan %p", hcon, hcon->amp_mgr, hchan);
|
|
|
|
mgr = hcon->amp_mgr;
|
|
if (mgr && mgr->bredr_chan) {
|
|
struct l2cap_chan *bredr_chan = mgr->bredr_chan;
|
|
|
|
l2cap_chan_lock(bredr_chan);
|
|
|
|
bredr_chan->conn->mtu = hdev->block_mtu;
|
|
l2cap_logical_cfm(bredr_chan, hchan, 0);
|
|
hci_conn_hold(hcon);
|
|
|
|
l2cap_chan_unlock(bredr_chan);
|
|
}
|
|
}
|
|
|
|
static void hci_disconn_loglink_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_disconn_logical_link_complete *ev = (void *) skb->data;
|
|
struct hci_chan *hchan;
|
|
|
|
BT_DBG("%s log handle 0x%4.4x status 0x%2.2x", hdev->name,
|
|
le16_to_cpu(ev->handle), ev->status);
|
|
|
|
if (ev->status)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
hchan = hci_chan_lookup_handle(hdev, le16_to_cpu(ev->handle));
|
|
if (!hchan)
|
|
goto unlock;
|
|
|
|
amp_destroy_logical_link(hchan, ev->reason);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_disconn_phylink_complete_evt(struct hci_dev *hdev,
|
|
struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_disconn_phy_link_complete *ev = (void *) skb->data;
|
|
struct hci_conn *hcon;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
if (ev->status)
|
|
return;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle);
|
|
if (hcon) {
|
|
hcon->state = BT_CLOSED;
|
|
hci_conn_del(hcon);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_le_conn_complete *ev = (void *) skb->data;
|
|
struct hci_conn *conn;
|
|
|
|
BT_DBG("%s status 0x%2.2x", hdev->name, ev->status);
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);
|
|
if (!conn) {
|
|
conn = hci_conn_add(hdev, LE_LINK, &ev->bdaddr);
|
|
if (!conn) {
|
|
BT_ERR("No memory for new connection");
|
|
goto unlock;
|
|
}
|
|
|
|
conn->dst_type = ev->bdaddr_type;
|
|
|
|
if (ev->role == LE_CONN_ROLE_MASTER) {
|
|
conn->out = true;
|
|
conn->link_mode |= HCI_LM_MASTER;
|
|
}
|
|
}
|
|
|
|
if (ev->status) {
|
|
mgmt_connect_failed(hdev, &conn->dst, conn->type,
|
|
conn->dst_type, ev->status);
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
conn->state = BT_CLOSED;
|
|
hci_conn_del(conn);
|
|
goto unlock;
|
|
}
|
|
|
|
if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
|
|
mgmt_device_connected(hdev, &ev->bdaddr, conn->type,
|
|
conn->dst_type, 0, NULL, 0, NULL);
|
|
|
|
conn->sec_level = BT_SECURITY_LOW;
|
|
conn->handle = __le16_to_cpu(ev->handle);
|
|
conn->state = BT_CONNECTED;
|
|
|
|
hci_conn_hold_device(conn);
|
|
hci_conn_add_sysfs(conn);
|
|
|
|
hci_proto_connect_cfm(conn, ev->status);
|
|
|
|
unlock:
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_le_adv_report_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
u8 num_reports = skb->data[0];
|
|
void *ptr = &skb->data[1];
|
|
s8 rssi;
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
while (num_reports--) {
|
|
struct hci_ev_le_advertising_info *ev = ptr;
|
|
|
|
rssi = ev->data[ev->length];
|
|
mgmt_device_found(hdev, &ev->bdaddr, LE_LINK, ev->bdaddr_type,
|
|
NULL, rssi, 0, 1, ev->data, ev->length);
|
|
|
|
ptr += sizeof(*ev) + ev->length + 1;
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_le_ltk_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_le_ltk_req *ev = (void *) skb->data;
|
|
struct hci_cp_le_ltk_reply cp;
|
|
struct hci_cp_le_ltk_neg_reply neg;
|
|
struct hci_conn *conn;
|
|
struct smp_ltk *ltk;
|
|
|
|
BT_DBG("%s handle 0x%4.4x", hdev->name, __le16_to_cpu(ev->handle));
|
|
|
|
hci_dev_lock(hdev);
|
|
|
|
conn = hci_conn_hash_lookup_handle(hdev, __le16_to_cpu(ev->handle));
|
|
if (conn == NULL)
|
|
goto not_found;
|
|
|
|
ltk = hci_find_ltk(hdev, ev->ediv, ev->random);
|
|
if (ltk == NULL)
|
|
goto not_found;
|
|
|
|
memcpy(cp.ltk, ltk->val, sizeof(ltk->val));
|
|
cp.handle = cpu_to_le16(conn->handle);
|
|
|
|
if (ltk->authenticated)
|
|
conn->sec_level = BT_SECURITY_HIGH;
|
|
|
|
hci_send_cmd(hdev, HCI_OP_LE_LTK_REPLY, sizeof(cp), &cp);
|
|
|
|
if (ltk->type & HCI_SMP_STK) {
|
|
list_del(<k->list);
|
|
kfree(ltk);
|
|
}
|
|
|
|
hci_dev_unlock(hdev);
|
|
|
|
return;
|
|
|
|
not_found:
|
|
neg.handle = ev->handle;
|
|
hci_send_cmd(hdev, HCI_OP_LE_LTK_NEG_REPLY, sizeof(neg), &neg);
|
|
hci_dev_unlock(hdev);
|
|
}
|
|
|
|
static void hci_le_meta_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_le_meta *le_ev = (void *) skb->data;
|
|
|
|
skb_pull(skb, sizeof(*le_ev));
|
|
|
|
switch (le_ev->subevent) {
|
|
case HCI_EV_LE_CONN_COMPLETE:
|
|
hci_le_conn_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LE_ADVERTISING_REPORT:
|
|
hci_le_adv_report_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LE_LTK_REQ:
|
|
hci_le_ltk_request_evt(hdev, skb);
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void hci_chan_selected_evt(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_ev_channel_selected *ev = (void *) skb->data;
|
|
struct hci_conn *hcon;
|
|
|
|
BT_DBG("%s handle 0x%2.2x", hdev->name, ev->phy_handle);
|
|
|
|
skb_pull(skb, sizeof(*ev));
|
|
|
|
hcon = hci_conn_hash_lookup_handle(hdev, ev->phy_handle);
|
|
if (!hcon)
|
|
return;
|
|
|
|
amp_read_loc_assoc_final_data(hdev, hcon);
|
|
}
|
|
|
|
void hci_event_packet(struct hci_dev *hdev, struct sk_buff *skb)
|
|
{
|
|
struct hci_event_hdr *hdr = (void *) skb->data;
|
|
__u8 event = hdr->evt;
|
|
|
|
skb_pull(skb, HCI_EVENT_HDR_SIZE);
|
|
|
|
switch (event) {
|
|
case HCI_EV_INQUIRY_COMPLETE:
|
|
hci_inquiry_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_INQUIRY_RESULT:
|
|
hci_inquiry_result_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CONN_COMPLETE:
|
|
hci_conn_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CONN_REQUEST:
|
|
hci_conn_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_DISCONN_COMPLETE:
|
|
hci_disconn_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_AUTH_COMPLETE:
|
|
hci_auth_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_NAME:
|
|
hci_remote_name_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_ENCRYPT_CHANGE:
|
|
hci_encrypt_change_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CHANGE_LINK_KEY_COMPLETE:
|
|
hci_change_link_key_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_FEATURES:
|
|
hci_remote_features_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_VERSION:
|
|
hci_remote_version_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_QOS_SETUP_COMPLETE:
|
|
hci_qos_setup_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CMD_COMPLETE:
|
|
hci_cmd_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CMD_STATUS:
|
|
hci_cmd_status_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_ROLE_CHANGE:
|
|
hci_role_change_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_NUM_COMP_PKTS:
|
|
hci_num_comp_pkts_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_MODE_CHANGE:
|
|
hci_mode_change_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_PIN_CODE_REQ:
|
|
hci_pin_code_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LINK_KEY_REQ:
|
|
hci_link_key_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LINK_KEY_NOTIFY:
|
|
hci_link_key_notify_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CLOCK_OFFSET:
|
|
hci_clock_offset_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_PKT_TYPE_CHANGE:
|
|
hci_pkt_type_change_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_PSCAN_REP_MODE:
|
|
hci_pscan_rep_mode_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_INQUIRY_RESULT_WITH_RSSI:
|
|
hci_inquiry_result_with_rssi_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_EXT_FEATURES:
|
|
hci_remote_ext_features_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_SYNC_CONN_COMPLETE:
|
|
hci_sync_conn_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_SYNC_CONN_CHANGED:
|
|
hci_sync_conn_changed_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_SNIFF_SUBRATE:
|
|
hci_sniff_subrate_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_EXTENDED_INQUIRY_RESULT:
|
|
hci_extended_inquiry_result_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_KEY_REFRESH_COMPLETE:
|
|
hci_key_refresh_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_IO_CAPA_REQUEST:
|
|
hci_io_capa_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_IO_CAPA_REPLY:
|
|
hci_io_capa_reply_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_USER_CONFIRM_REQUEST:
|
|
hci_user_confirm_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_USER_PASSKEY_REQUEST:
|
|
hci_user_passkey_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_USER_PASSKEY_NOTIFY:
|
|
hci_user_passkey_notify_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_KEYPRESS_NOTIFY:
|
|
hci_keypress_notify_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_SIMPLE_PAIR_COMPLETE:
|
|
hci_simple_pair_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_HOST_FEATURES:
|
|
hci_remote_host_features_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LE_META:
|
|
hci_le_meta_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_CHANNEL_SELECTED:
|
|
hci_chan_selected_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_REMOTE_OOB_DATA_REQUEST:
|
|
hci_remote_oob_data_request_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_PHY_LINK_COMPLETE:
|
|
hci_phy_link_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_LOGICAL_LINK_COMPLETE:
|
|
hci_loglink_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_DISCONN_LOGICAL_LINK_COMPLETE:
|
|
hci_disconn_loglink_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_DISCONN_PHY_LINK_COMPLETE:
|
|
hci_disconn_phylink_complete_evt(hdev, skb);
|
|
break;
|
|
|
|
case HCI_EV_NUM_COMP_BLOCKS:
|
|
hci_num_comp_blocks_evt(hdev, skb);
|
|
break;
|
|
|
|
default:
|
|
BT_DBG("%s event 0x%2.2x", hdev->name, event);
|
|
break;
|
|
}
|
|
|
|
kfree_skb(skb);
|
|
hdev->stat.evt_rx++;
|
|
}
|