949 lines
33 KiB
C++
949 lines
33 KiB
C++
/******************************************************************************
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*
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* Copyright 1999-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains functions that handle BTM interface functions for the
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* Bluetooth device including Rest, HCI buffer size and others
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*
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******************************************************************************/
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#include <base/logging.h>
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#include <stddef.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "bt_types.h"
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#include "bt_utils.h"
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#include "btcore/include/module.h"
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#include "btm_int.h"
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#include "btu.h"
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#include "common/message_loop_thread.h"
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#include "device/include/controller.h"
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#include "hci_layer.h"
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#include "hcimsgs.h"
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#include "l2c_int.h"
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#include "osi/include/osi.h"
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#include "stack/gatt/connection_manager.h"
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#include "gatt_int.h"
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#include "main/shim/btm_api.h"
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#include "main/shim/controller.h"
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#include "main/shim/shim.h"
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extern bluetooth::common::MessageLoopThread bt_startup_thread;
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/******************************************************************************/
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/* L O C A L D A T A D E F I N I T I O N S */
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/******************************************************************************/
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#ifndef BTM_DEV_RESET_TIMEOUT
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#define BTM_DEV_RESET_TIMEOUT 4
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#endif
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// TODO: Reevaluate this value in the context of timers with ms granularity
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#define BTM_DEV_NAME_REPLY_TIMEOUT_MS \
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(2 * 1000) /* 2 seconds for name reply \
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*/
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#define BTM_INFO_TIMEOUT 5 /* 5 seconds for info response */
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/******************************************************************************/
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/* L O C A L F U N C T I O N P R O T O T Y P E S */
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/******************************************************************************/
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static void btm_decode_ext_features_page(uint8_t page_number,
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const BD_FEATURES p_features);
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static void BTM_BT_Quality_Report_VSE_CBack(uint8_t length, uint8_t* p_stream);
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/*******************************************************************************
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*
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* Function btm_dev_init
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*
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* Description This function is on the BTM startup
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*
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* Returns void
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*
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******************************************************************************/
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void btm_dev_init() {
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/* Initialize nonzero defaults */
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memset(btm_cb.cfg.bd_name, 0, sizeof(tBTM_LOC_BD_NAME));
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btm_cb.devcb.read_local_name_timer = alarm_new("btm.read_local_name_timer");
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btm_cb.devcb.read_rssi_timer = alarm_new("btm.read_rssi_timer");
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btm_cb.devcb.read_failed_contact_counter_timer =
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alarm_new("btm.read_failed_contact_counter_timer");
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btm_cb.devcb.read_automatic_flush_timeout_timer =
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alarm_new("btm.read_automatic_flush_timeout_timer");
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btm_cb.devcb.read_link_quality_timer =
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alarm_new("btm.read_link_quality_timer");
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btm_cb.devcb.read_inq_tx_power_timer =
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alarm_new("btm.read_inq_tx_power_timer");
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btm_cb.devcb.qos_setup_timer = alarm_new("btm.qos_setup_timer");
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btm_cb.devcb.read_tx_power_timer = alarm_new("btm.read_tx_power_timer");
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btm_cb.btm_acl_pkt_types_supported =
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BTM_ACL_PKT_TYPES_MASK_DH1 + BTM_ACL_PKT_TYPES_MASK_DM1 +
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BTM_ACL_PKT_TYPES_MASK_DH3 + BTM_ACL_PKT_TYPES_MASK_DM3 +
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BTM_ACL_PKT_TYPES_MASK_DH5 + BTM_ACL_PKT_TYPES_MASK_DM5;
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btm_cb.btm_sco_pkt_types_supported =
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ESCO_PKT_TYPES_MASK_HV1 + ESCO_PKT_TYPES_MASK_HV2 +
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ESCO_PKT_TYPES_MASK_HV3 + ESCO_PKT_TYPES_MASK_EV3 +
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ESCO_PKT_TYPES_MASK_EV4 + ESCO_PKT_TYPES_MASK_EV5;
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}
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/*******************************************************************************
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*
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* Function btm_db_reset
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*
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* Description This function is called by BTM_DeviceReset and clears out
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* any pending callbacks for inquiries, discoveries, other
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* pending functions that may be in progress.
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*
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* Returns void
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*
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******************************************************************************/
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static void btm_db_reset(void) {
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tBTM_CMPL_CB* p_cb;
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btm_inq_db_reset();
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if (btm_cb.devcb.p_rln_cmpl_cb) {
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p_cb = btm_cb.devcb.p_rln_cmpl_cb;
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btm_cb.devcb.p_rln_cmpl_cb = NULL;
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if (p_cb) (*p_cb)((void*)NULL);
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}
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if (btm_cb.devcb.p_rssi_cmpl_cb) {
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p_cb = btm_cb.devcb.p_rssi_cmpl_cb;
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btm_cb.devcb.p_rssi_cmpl_cb = NULL;
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if (p_cb) {
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tBTM_RSSI_RESULT btm_rssi_result;
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btm_rssi_result.status = BTM_DEV_RESET;
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(*p_cb)(&btm_rssi_result);
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}
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}
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if (btm_cb.devcb.p_failed_contact_counter_cmpl_cb) {
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p_cb = btm_cb.devcb.p_failed_contact_counter_cmpl_cb;
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btm_cb.devcb.p_failed_contact_counter_cmpl_cb = NULL;
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if (p_cb) {
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tBTM_FAILED_CONTACT_COUNTER_RESULT btm_failed_contact_counter_result;
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btm_failed_contact_counter_result.status = BTM_DEV_RESET;
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(*p_cb)(&btm_failed_contact_counter_result);
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}
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}
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if (btm_cb.devcb.p_automatic_flush_timeout_cmpl_cb) {
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p_cb = btm_cb.devcb.p_automatic_flush_timeout_cmpl_cb;
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btm_cb.devcb.p_automatic_flush_timeout_cmpl_cb = NULL;
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if (p_cb) {
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tBTM_AUTOMATIC_FLUSH_TIMEOUT_RESULT btm_automatic_flush_timeout_result;
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btm_automatic_flush_timeout_result.status = BTM_DEV_RESET;
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(*p_cb)(&btm_automatic_flush_timeout_result);
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}
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}
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}
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bool set_sec_state_idle(void* data, void* context) {
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tBTM_SEC_DEV_REC* p_dev_rec = static_cast<tBTM_SEC_DEV_REC*>(data);
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p_dev_rec->sec_state = BTM_SEC_STATE_IDLE;
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return true;
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}
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static void reset_complete(void* result) {
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CHECK(result == FUTURE_SUCCESS);
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const controller_t* controller = controller_get_interface();
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/* Tell L2CAP that all connections are gone */
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l2cu_device_reset();
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/* Clear current security state */
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list_foreach(btm_cb.sec_dev_rec, set_sec_state_idle, NULL);
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/* After the reset controller should restore all parameters to defaults. */
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btm_cb.btm_inq_vars.inq_counter = 1;
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btm_cb.btm_inq_vars.inq_scan_window = HCI_DEF_INQUIRYSCAN_WINDOW;
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btm_cb.btm_inq_vars.inq_scan_period = HCI_DEF_INQUIRYSCAN_INTERVAL;
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btm_cb.btm_inq_vars.inq_scan_type = HCI_DEF_SCAN_TYPE;
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btm_cb.btm_inq_vars.page_scan_window = HCI_DEF_PAGESCAN_WINDOW;
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btm_cb.btm_inq_vars.page_scan_period = HCI_DEF_PAGESCAN_INTERVAL;
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btm_cb.btm_inq_vars.page_scan_type = HCI_DEF_SCAN_TYPE;
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btm_cb.ble_ctr_cb.conn_state = BLE_CONN_IDLE;
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connection_manager::reset(true);
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btm_pm_reset();
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l2c_link_processs_num_bufs(controller->get_acl_buffer_count_classic());
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// setup the random number generator
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std::srand(std::time(nullptr));
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#if (BLE_PRIVACY_SPT == TRUE)
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/* Set up the BLE privacy settings */
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if (controller->supports_ble() && controller->supports_ble_privacy() &&
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controller->get_ble_resolving_list_max_size() > 0) {
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btm_ble_resolving_list_init(controller->get_ble_resolving_list_max_size());
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/* set the default random private address timeout */
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btsnd_hcic_ble_set_rand_priv_addr_timeout(
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btm_get_next_private_addrress_interval_ms() / 1000);
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}
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#endif
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if (controller->supports_ble()) {
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btm_ble_white_list_init(controller->get_ble_white_list_size());
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l2c_link_processs_ble_num_bufs(controller->get_acl_buffer_count_ble());
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}
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BTM_SetPinType(btm_cb.cfg.pin_type, btm_cb.cfg.pin_code,
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btm_cb.cfg.pin_code_len);
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for (int i = 0; i <= controller->get_last_features_classic_index(); i++) {
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btm_decode_ext_features_page(i,
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controller->get_features_classic(i)->as_array);
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}
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btm_report_device_status(BTM_DEV_STATUS_UP);
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}
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// TODO(zachoverflow): remove this function
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void BTM_DeviceReset(UNUSED_ATTR tBTM_CMPL_CB* p_cb) {
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/* Flush all ACL connections */
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btm_acl_device_down();
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/* Clear the callback, so application would not hang on reset */
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btm_db_reset();
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if (bluetooth::shim::is_gd_shim_enabled()) {
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module_start_up_callbacked_wrapper(get_module(GD_CONTROLLER_MODULE),
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&bt_startup_thread, reset_complete);
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} else {
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module_start_up_callbacked_wrapper(get_module(CONTROLLER_MODULE),
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&bt_startup_thread, reset_complete);
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}
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}
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/*******************************************************************************
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*
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* Function BTM_IsDeviceUp
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*
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* Description This function is called to check if the device is up.
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*
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* Returns true if device is up, else false
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*
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******************************************************************************/
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bool BTM_IsDeviceUp(void) { return controller_get_interface()->get_is_ready(); }
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/*******************************************************************************
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*
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* Function btm_read_local_name_timeout
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*
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* Description Callback when reading the local name times out.
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*
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* Returns void
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*
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******************************************************************************/
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void btm_read_local_name_timeout(UNUSED_ATTR void* data) {
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tBTM_CMPL_CB* p_cb = btm_cb.devcb.p_rln_cmpl_cb;
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btm_cb.devcb.p_rln_cmpl_cb = NULL;
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if (p_cb) (*p_cb)((void*)NULL);
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}
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/*******************************************************************************
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*
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* Function btm_decode_ext_features_page
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*
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* Description This function is decodes a features page.
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*
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* Returns void
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*
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******************************************************************************/
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static void btm_decode_ext_features_page(uint8_t page_number,
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const uint8_t* p_features) {
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CHECK(p_features != nullptr);
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BTM_TRACE_DEBUG("btm_decode_ext_features_page page: %d", page_number);
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switch (page_number) {
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/* Extended (Legacy) Page 0 */
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case 0:
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/* Create ACL supported packet types mask */
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btm_cb.btm_acl_pkt_types_supported =
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(BTM_ACL_PKT_TYPES_MASK_DH1 + BTM_ACL_PKT_TYPES_MASK_DM1);
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if (HCI_3_SLOT_PACKETS_SUPPORTED(p_features))
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_DH3 + BTM_ACL_PKT_TYPES_MASK_DM3);
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if (HCI_5_SLOT_PACKETS_SUPPORTED(p_features))
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_DH5 + BTM_ACL_PKT_TYPES_MASK_DM5);
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/* Add in EDR related ACL types */
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if (!HCI_EDR_ACL_2MPS_SUPPORTED(p_features)) {
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_NO_2_DH1 + BTM_ACL_PKT_TYPES_MASK_NO_2_DH3 +
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BTM_ACL_PKT_TYPES_MASK_NO_2_DH5);
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}
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if (!HCI_EDR_ACL_3MPS_SUPPORTED(p_features)) {
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_NO_3_DH1 + BTM_ACL_PKT_TYPES_MASK_NO_3_DH3 +
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BTM_ACL_PKT_TYPES_MASK_NO_3_DH5);
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}
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/* Check to see if 3 and 5 slot packets are available */
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if (HCI_EDR_ACL_2MPS_SUPPORTED(p_features) ||
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HCI_EDR_ACL_3MPS_SUPPORTED(p_features)) {
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if (!HCI_3_SLOT_EDR_ACL_SUPPORTED(p_features))
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_NO_2_DH3 +
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BTM_ACL_PKT_TYPES_MASK_NO_3_DH3);
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if (!HCI_5_SLOT_EDR_ACL_SUPPORTED(p_features))
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btm_cb.btm_acl_pkt_types_supported |=
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(BTM_ACL_PKT_TYPES_MASK_NO_2_DH5 +
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BTM_ACL_PKT_TYPES_MASK_NO_3_DH5);
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}
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BTM_TRACE_DEBUG("Local supported ACL packet types: 0x%04x",
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btm_cb.btm_acl_pkt_types_supported);
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/* Create (e)SCO supported packet types mask */
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btm_cb.btm_sco_pkt_types_supported = 0;
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btm_cb.sco_cb.esco_supported = false;
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if (HCI_SCO_LINK_SUPPORTED(p_features)) {
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btm_cb.btm_sco_pkt_types_supported = ESCO_PKT_TYPES_MASK_HV1;
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if (HCI_HV2_PACKETS_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_HV2;
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if (HCI_HV3_PACKETS_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_HV3;
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}
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if (HCI_ESCO_EV3_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_EV3;
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if (HCI_ESCO_EV4_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_EV4;
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if (HCI_ESCO_EV5_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_EV5;
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if (btm_cb.btm_sco_pkt_types_supported & BTM_ESCO_LINK_ONLY_MASK) {
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btm_cb.sco_cb.esco_supported = true;
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/* Add in EDR related eSCO types */
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if (HCI_EDR_ESCO_2MPS_SUPPORTED(p_features)) {
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if (!HCI_3_SLOT_EDR_ESCO_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_NO_2_EV5;
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} else {
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btm_cb.btm_sco_pkt_types_supported |=
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(ESCO_PKT_TYPES_MASK_NO_2_EV3 + ESCO_PKT_TYPES_MASK_NO_2_EV5);
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}
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if (HCI_EDR_ESCO_3MPS_SUPPORTED(p_features)) {
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if (!HCI_3_SLOT_EDR_ESCO_SUPPORTED(p_features))
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btm_cb.btm_sco_pkt_types_supported |= ESCO_PKT_TYPES_MASK_NO_3_EV5;
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} else {
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btm_cb.btm_sco_pkt_types_supported |=
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(ESCO_PKT_TYPES_MASK_NO_3_EV3 + ESCO_PKT_TYPES_MASK_NO_3_EV5);
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}
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}
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BTM_TRACE_DEBUG("Local supported SCO packet types: 0x%04x",
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btm_cb.btm_sco_pkt_types_supported);
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/* Create Default Policy Settings */
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if (HCI_SWITCH_SUPPORTED(p_features))
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btm_cb.btm_def_link_policy |= HCI_ENABLE_MASTER_SLAVE_SWITCH;
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else
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btm_cb.btm_def_link_policy &= ~HCI_ENABLE_MASTER_SLAVE_SWITCH;
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if (HCI_HOLD_MODE_SUPPORTED(p_features))
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btm_cb.btm_def_link_policy |= HCI_ENABLE_HOLD_MODE;
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else
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btm_cb.btm_def_link_policy &= ~HCI_ENABLE_HOLD_MODE;
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if (HCI_SNIFF_MODE_SUPPORTED(p_features))
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btm_cb.btm_def_link_policy |= HCI_ENABLE_SNIFF_MODE;
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else
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btm_cb.btm_def_link_policy &= ~HCI_ENABLE_SNIFF_MODE;
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if (HCI_PARK_MODE_SUPPORTED(p_features))
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btm_cb.btm_def_link_policy |= HCI_ENABLE_PARK_MODE;
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else
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btm_cb.btm_def_link_policy &= ~HCI_ENABLE_PARK_MODE;
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btm_sec_dev_reset();
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if (HCI_LMP_INQ_RSSI_SUPPORTED(p_features)) {
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if (HCI_EXT_INQ_RSP_SUPPORTED(p_features))
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BTM_SetInquiryMode(BTM_INQ_RESULT_EXTENDED);
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else
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BTM_SetInquiryMode(BTM_INQ_RESULT_WITH_RSSI);
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}
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#if (L2CAP_NON_FLUSHABLE_PB_INCLUDED == TRUE)
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if (HCI_NON_FLUSHABLE_PB_SUPPORTED(p_features))
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l2cu_set_non_flushable_pbf(true);
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else
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l2cu_set_non_flushable_pbf(false);
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#endif
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BTM_SetPageScanType(BTM_DEFAULT_SCAN_TYPE);
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BTM_SetInquiryScanType(BTM_DEFAULT_SCAN_TYPE);
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|
|
break;
|
|
|
|
default:
|
|
BTM_TRACE_WARNING("%s: feature page %d ignored", __func__, page_number);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_SetLocalDeviceName
|
|
*
|
|
* Description This function is called to set the local device name.
|
|
*
|
|
* Returns status of the operation
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_SetLocalDeviceName(char* p_name) {
|
|
uint8_t* p;
|
|
|
|
if (!p_name || !p_name[0] || (strlen((char*)p_name) > BD_NAME_LEN))
|
|
return (BTM_ILLEGAL_VALUE);
|
|
|
|
if (!controller_get_interface()->get_is_ready()) return (BTM_DEV_RESET);
|
|
/* Save the device name if local storage is enabled */
|
|
p = (uint8_t*)btm_cb.cfg.bd_name;
|
|
if (p != (uint8_t*)p_name)
|
|
strlcpy(btm_cb.cfg.bd_name, p_name, BTM_MAX_LOC_BD_NAME_LEN);
|
|
|
|
btsnd_hcic_change_name(p);
|
|
return (BTM_CMD_STARTED);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_ReadLocalDeviceName
|
|
*
|
|
* Description This function is called to read the local device name.
|
|
*
|
|
* Returns status of the operation
|
|
* If success, BTM_SUCCESS is returned and p_name points stored
|
|
* local device name
|
|
* If BTM doesn't store local device name, BTM_NO_RESOURCES is
|
|
* is returned and p_name is set to NULL
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_ReadLocalDeviceName(char** p_name) {
|
|
*p_name = btm_cb.cfg.bd_name;
|
|
return (BTM_SUCCESS);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_ReadLocalDeviceNameFromController
|
|
*
|
|
* Description Get local device name from controller. Do not use cached
|
|
* name (used to get chip-id prior to btm reset complete).
|
|
*
|
|
* Returns BTM_CMD_STARTED if successful, otherwise an error
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_ReadLocalDeviceNameFromController(
|
|
tBTM_CMPL_CB* p_rln_cmpl_cback) {
|
|
/* Check if rln already in progress */
|
|
if (btm_cb.devcb.p_rln_cmpl_cb) return (BTM_NO_RESOURCES);
|
|
|
|
/* Save callback */
|
|
btm_cb.devcb.p_rln_cmpl_cb = p_rln_cmpl_cback;
|
|
|
|
btsnd_hcic_read_name();
|
|
alarm_set_on_mloop(btm_cb.devcb.read_local_name_timer,
|
|
BTM_DEV_NAME_REPLY_TIMEOUT_MS, btm_read_local_name_timeout,
|
|
NULL);
|
|
|
|
return BTM_CMD_STARTED;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function btm_read_local_name_complete
|
|
*
|
|
* Description This function is called when local name read complete.
|
|
* message is received from the HCI.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void btm_read_local_name_complete(uint8_t* p, UNUSED_ATTR uint16_t evt_len) {
|
|
tBTM_CMPL_CB* p_cb = btm_cb.devcb.p_rln_cmpl_cb;
|
|
uint8_t status;
|
|
|
|
alarm_cancel(btm_cb.devcb.read_local_name_timer);
|
|
|
|
/* If there was a callback address for read local name, call it */
|
|
btm_cb.devcb.p_rln_cmpl_cb = NULL;
|
|
|
|
if (p_cb) {
|
|
STREAM_TO_UINT8(status, p);
|
|
|
|
if (status == HCI_SUCCESS)
|
|
(*p_cb)(p);
|
|
else
|
|
(*p_cb)(NULL);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_SetDeviceClass
|
|
*
|
|
* Description This function is called to set the local device class
|
|
*
|
|
* Returns status of the operation
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_SetDeviceClass(DEV_CLASS dev_class) {
|
|
if (!memcmp(btm_cb.devcb.dev_class, dev_class, DEV_CLASS_LEN))
|
|
return (BTM_SUCCESS);
|
|
|
|
memcpy(btm_cb.devcb.dev_class, dev_class, DEV_CLASS_LEN);
|
|
|
|
if (!controller_get_interface()->get_is_ready()) return (BTM_DEV_RESET);
|
|
|
|
btsnd_hcic_write_dev_class(dev_class);
|
|
|
|
return (BTM_SUCCESS);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_ReadDeviceClass
|
|
*
|
|
* Description This function is called to read the local device class
|
|
*
|
|
* Returns pointer to the device class
|
|
*
|
|
******************************************************************************/
|
|
uint8_t* BTM_ReadDeviceClass(void) {
|
|
return ((uint8_t*)btm_cb.devcb.dev_class);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_ReadLocalFeatures
|
|
*
|
|
* Description This function is called to read the local features
|
|
*
|
|
* Returns pointer to the local features string
|
|
*
|
|
******************************************************************************/
|
|
// TODO(zachoverflow): get rid of this function
|
|
uint8_t* BTM_ReadLocalFeatures(void) {
|
|
// Discarding const modifier for now, until this function dies
|
|
return (uint8_t*)controller_get_interface()
|
|
->get_features_classic(0)
|
|
->as_array;
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_RegisterForDeviceStatusNotif
|
|
*
|
|
* Description This function is called to register for device status
|
|
* change notifications.
|
|
*
|
|
* If one registration is already there calling function should
|
|
* save the pointer to the function that is return and
|
|
* call it when processing of the event is complete
|
|
*
|
|
* Returns status of the operation
|
|
*
|
|
******************************************************************************/
|
|
tBTM_DEV_STATUS_CB* BTM_RegisterForDeviceStatusNotif(tBTM_DEV_STATUS_CB* p_cb) {
|
|
tBTM_DEV_STATUS_CB* p_prev = btm_cb.devcb.p_dev_status_cb;
|
|
|
|
btm_cb.devcb.p_dev_status_cb = p_cb;
|
|
return (p_prev);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_VendorSpecificCommand
|
|
*
|
|
* Description Send a vendor specific HCI command to the controller.
|
|
*
|
|
* Notes
|
|
* Opcode will be OR'd with HCI_GRP_VENDOR_SPECIFIC.
|
|
*
|
|
******************************************************************************/
|
|
void BTM_VendorSpecificCommand(uint16_t opcode, uint8_t param_len,
|
|
uint8_t* p_param_buf, tBTM_VSC_CMPL_CB* p_cb) {
|
|
/* Allocate a buffer to hold HCI command plus the callback function */
|
|
void* p_buf = osi_malloc(sizeof(BT_HDR) + sizeof(tBTM_CMPL_CB*) + param_len +
|
|
HCIC_PREAMBLE_SIZE);
|
|
|
|
BTM_TRACE_EVENT("BTM: %s: Opcode: 0x%04X, ParamLen: %i.", __func__, opcode,
|
|
param_len);
|
|
|
|
/* Send the HCI command (opcode will be OR'd with HCI_GRP_VENDOR_SPECIFIC) */
|
|
btsnd_hcic_vendor_spec_cmd(p_buf, opcode, param_len, p_param_buf,
|
|
(void*)p_cb);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function btm_vsc_complete
|
|
*
|
|
* Description This function is called when local HCI Vendor Specific
|
|
* Command complete message is received from the HCI.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void btm_vsc_complete(uint8_t* p, uint16_t opcode, uint16_t evt_len,
|
|
tBTM_VSC_CMPL_CB* p_vsc_cplt_cback) {
|
|
tBTM_VSC_CMPL vcs_cplt_params;
|
|
|
|
/* If there was a callback address for vcs complete, call it */
|
|
if (p_vsc_cplt_cback) {
|
|
/* Pass paramters to the callback function */
|
|
vcs_cplt_params.opcode = opcode; /* Number of bytes in return info */
|
|
vcs_cplt_params.param_len = evt_len; /* Number of bytes in return info */
|
|
vcs_cplt_params.p_param_buf = p;
|
|
(*p_vsc_cplt_cback)(
|
|
&vcs_cplt_params); /* Call the VSC complete callback function */
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_RegisterForVSEvents
|
|
*
|
|
* Description This function is called to register/deregister for vendor
|
|
* specific HCI events.
|
|
*
|
|
* If is_register=true, then the function will be registered;
|
|
* otherwise, the the function will be deregistered.
|
|
*
|
|
* Returns BTM_SUCCESS if successful,
|
|
* BTM_BUSY if maximum number of callbacks have already been
|
|
* registered.
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_RegisterForVSEvents(tBTM_VS_EVT_CB* p_cb, bool is_register) {
|
|
tBTM_STATUS retval = BTM_SUCCESS;
|
|
uint8_t i, free_idx = BTM_MAX_VSE_CALLBACKS;
|
|
|
|
/* See if callback is already registered */
|
|
for (i = 0; i < BTM_MAX_VSE_CALLBACKS; i++) {
|
|
if (btm_cb.devcb.p_vend_spec_cb[i] == NULL) {
|
|
/* Found a free slot. Store index */
|
|
free_idx = i;
|
|
} else if (btm_cb.devcb.p_vend_spec_cb[i] == p_cb) {
|
|
/* Found callback in lookup table. If deregistering, clear the entry. */
|
|
if (!is_register) {
|
|
btm_cb.devcb.p_vend_spec_cb[i] = NULL;
|
|
BTM_TRACE_EVENT("BTM Deregister For VSEvents is successfully");
|
|
}
|
|
return (BTM_SUCCESS);
|
|
}
|
|
}
|
|
|
|
/* Didn't find callback. Add callback to free slot if registering */
|
|
if (is_register) {
|
|
if (free_idx < BTM_MAX_VSE_CALLBACKS) {
|
|
btm_cb.devcb.p_vend_spec_cb[free_idx] = p_cb;
|
|
BTM_TRACE_EVENT("BTM Register For VSEvents is successfully");
|
|
} else {
|
|
/* No free entries available */
|
|
BTM_TRACE_ERROR("BTM_RegisterForVSEvents: too many callbacks registered");
|
|
|
|
retval = BTM_NO_RESOURCES;
|
|
}
|
|
}
|
|
|
|
return (retval);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function btm_vendor_specific_evt
|
|
*
|
|
* Description Process event HCI_VENDOR_SPECIFIC_EVT
|
|
*
|
|
* Note: Some controllers do not send command complete, so
|
|
* the callback and busy flag are cleared here also.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void btm_vendor_specific_evt(uint8_t* p, uint8_t evt_len) {
|
|
uint8_t i;
|
|
|
|
BTM_TRACE_DEBUG("BTM Event: Vendor Specific event from controller");
|
|
|
|
for (i = 0; i < BTM_MAX_VSE_CALLBACKS; i++) {
|
|
if (btm_cb.devcb.p_vend_spec_cb[i])
|
|
(*btm_cb.devcb.p_vend_spec_cb[i])(evt_len, p);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_WritePageTimeout
|
|
*
|
|
* Description Send HCI Write Page Timeout.
|
|
*
|
|
******************************************************************************/
|
|
void BTM_WritePageTimeout(uint16_t timeout) {
|
|
BTM_TRACE_EVENT("BTM: BTM_WritePageTimeout: Timeout: %d.", timeout);
|
|
|
|
/* Send the HCI command */
|
|
btsnd_hcic_write_page_tout(timeout);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_WriteVoiceSettings
|
|
*
|
|
* Description Send HCI Write Voice Settings command.
|
|
* See hcidefs.h for settings bitmask values.
|
|
*
|
|
******************************************************************************/
|
|
void BTM_WriteVoiceSettings(uint16_t settings) {
|
|
BTM_TRACE_EVENT("BTM: BTM_WriteVoiceSettings: Settings: 0x%04x.", settings);
|
|
|
|
/* Send the HCI command */
|
|
btsnd_hcic_write_voice_settings((uint16_t)(settings & 0x03ff));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_EnableTestMode
|
|
*
|
|
* Description Send HCI the enable device under test command.
|
|
*
|
|
* Note: Controller can only be taken out of this mode by
|
|
* resetting the controller.
|
|
*
|
|
* Returns
|
|
* BTM_SUCCESS Command sent.
|
|
* BTM_NO_RESOURCES If out of resources to send the command.
|
|
*
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_EnableTestMode(void) {
|
|
uint8_t cond;
|
|
|
|
BTM_TRACE_EVENT("BTM: BTM_EnableTestMode");
|
|
|
|
/* set auto accept connection as this is needed during test mode */
|
|
/* Allocate a buffer to hold HCI command */
|
|
cond = HCI_DO_AUTO_ACCEPT_CONNECT;
|
|
btsnd_hcic_set_event_filter(HCI_FILTER_CONNECTION_SETUP,
|
|
HCI_FILTER_COND_NEW_DEVICE, &cond, sizeof(cond));
|
|
|
|
/* put device to connectable mode */
|
|
if (BTM_SetConnectability(BTM_CONNECTABLE, BTM_DEFAULT_CONN_WINDOW,
|
|
BTM_DEFAULT_CONN_INTERVAL) != BTM_SUCCESS) {
|
|
return BTM_NO_RESOURCES;
|
|
}
|
|
|
|
/* put device to discoverable mode */
|
|
if (BTM_SetDiscoverability(BTM_GENERAL_DISCOVERABLE, BTM_DEFAULT_DISC_WINDOW,
|
|
BTM_DEFAULT_DISC_INTERVAL) != BTM_SUCCESS) {
|
|
return BTM_NO_RESOURCES;
|
|
}
|
|
|
|
/* mask off all of event from controller */
|
|
hci_layer_get_interface()->transmit_command(
|
|
hci_packet_factory_get_interface()->make_set_event_mask(
|
|
(const bt_event_mask_t*)("\x00\x00\x00\x00\x00\x00\x00\x00")),
|
|
NULL, NULL, NULL);
|
|
|
|
/* Send the HCI command */
|
|
btsnd_hcic_enable_test_mode();
|
|
return (BTM_SUCCESS);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_DeleteStoredLinkKey
|
|
*
|
|
* Description This function is called to delete link key for the specified
|
|
* device addresses from the NVRAM storage attached to the
|
|
* Bluetooth controller.
|
|
*
|
|
* Parameters: bd_addr - Addresses of the devices
|
|
* p_cb - Call back function to be called to return
|
|
* the results
|
|
*
|
|
******************************************************************************/
|
|
tBTM_STATUS BTM_DeleteStoredLinkKey(const RawAddress* bd_addr,
|
|
tBTM_CMPL_CB* p_cb) {
|
|
/* Check if the previous command is completed */
|
|
if (btm_cb.devcb.p_stored_link_key_cmpl_cb) return (BTM_BUSY);
|
|
|
|
bool delete_all_flag = !bd_addr;
|
|
|
|
BTM_TRACE_EVENT("BTM: BTM_DeleteStoredLinkKey: delete_all_flag: %s",
|
|
delete_all_flag ? "true" : "false");
|
|
|
|
btm_cb.devcb.p_stored_link_key_cmpl_cb = p_cb;
|
|
if (!bd_addr) {
|
|
/* This is to delete all link keys */
|
|
/* We don't care the BD address. Just pass a non zero pointer */
|
|
RawAddress local_bd_addr = RawAddress::kEmpty;
|
|
btsnd_hcic_delete_stored_key(local_bd_addr, delete_all_flag);
|
|
} else {
|
|
btsnd_hcic_delete_stored_key(*bd_addr, delete_all_flag);
|
|
}
|
|
|
|
return (BTM_SUCCESS);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function btm_delete_stored_link_key_complete
|
|
*
|
|
* Description This function is called when the command complete message
|
|
* is received from the HCI for the delete stored link key
|
|
* command.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void btm_delete_stored_link_key_complete(uint8_t* p) {
|
|
tBTM_CMPL_CB* p_cb = btm_cb.devcb.p_stored_link_key_cmpl_cb;
|
|
tBTM_DELETE_STORED_LINK_KEY_COMPLETE result;
|
|
|
|
/* If there was a callback registered for read stored link key, call it */
|
|
btm_cb.devcb.p_stored_link_key_cmpl_cb = NULL;
|
|
|
|
if (p_cb) {
|
|
/* Set the call back event to indicate command complete */
|
|
result.event = BTM_CB_EVT_DELETE_STORED_LINK_KEYS;
|
|
|
|
/* Extract the result fields from the HCI event */
|
|
STREAM_TO_UINT8(result.status, p);
|
|
STREAM_TO_UINT16(result.num_keys, p);
|
|
|
|
/* Call the call back and pass the result */
|
|
(*p_cb)(&result);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function btm_report_device_status
|
|
*
|
|
* Description This function is called when there is a change in the device
|
|
* status. This function will report the new device status to
|
|
* the application
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void btm_report_device_status(tBTM_DEV_STATUS status) {
|
|
tBTM_DEV_STATUS_CB* p_cb = btm_cb.devcb.p_dev_status_cb;
|
|
|
|
/* Call the call back to pass the device status to application */
|
|
if (p_cb) (*p_cb)(status);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_BT_Quality_Report_VSE_CBack
|
|
*
|
|
* Description Callback invoked on receiving of Vendor Specific Events.
|
|
* This function will call registered BQR report receiver if
|
|
* Bluetooth Quality Report sub-event is identified.
|
|
*
|
|
* Parameters: length - Lengths of all of the parameters contained in the
|
|
* Vendor Specific Event.
|
|
* p_stream - A pointer to the quality report which is sent
|
|
* from the Bluetooth controller via Vendor Specific Event.
|
|
*
|
|
******************************************************************************/
|
|
static void BTM_BT_Quality_Report_VSE_CBack(uint8_t length, uint8_t* p_stream) {
|
|
if (length == 0) {
|
|
LOG(WARNING) << __func__ << ": Lengths of all of the parameters are zero.";
|
|
return;
|
|
}
|
|
|
|
uint8_t sub_event = 0;
|
|
STREAM_TO_UINT8(sub_event, p_stream);
|
|
length--;
|
|
|
|
if (sub_event == HCI_VSE_SUBCODE_BQR_SUB_EVT) {
|
|
if (btm_cb.p_bqr_report_receiver == nullptr) {
|
|
LOG(WARNING) << __func__ << ": No registered report receiver.";
|
|
return;
|
|
}
|
|
|
|
btm_cb.p_bqr_report_receiver(length, p_stream);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTM_BT_Quality_Report_VSE_Register
|
|
*
|
|
* Description Register/Deregister for Bluetooth Quality Report VSE sub
|
|
* event Callback.
|
|
*
|
|
* Parameters: is_register - True/False to register/unregister for VSE.
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* p_bqr_report_receiver - The receiver for receiving Bluetooth
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* Quality Report VSE sub event.
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*
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******************************************************************************/
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tBTM_STATUS BTM_BT_Quality_Report_VSE_Register(
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bool is_register, tBTM_BT_QUALITY_REPORT_RECEIVER* p_bqr_report_receiver) {
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tBTM_STATUS retval =
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BTM_RegisterForVSEvents(BTM_BT_Quality_Report_VSE_CBack, is_register);
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|
|
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if (retval != BTM_SUCCESS) {
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LOG(WARNING) << __func__ << ": Fail to (un)register VSEvents: " << retval
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<< ", is_register: " << logbool(is_register);
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return retval;
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}
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|
|
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if (is_register) {
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btm_cb.p_bqr_report_receiver = p_bqr_report_receiver;
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} else {
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btm_cb.p_bqr_report_receiver = nullptr;
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}
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|
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LOG(INFO) << __func__ << ": Success to (un)register VSEvents."
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<< " is_register: " << logbool(is_register);
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return retval;
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|
}
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