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668 lines
24 KiB
668 lines
24 KiB
/******************************************************************************
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*
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* Copyright 2003-2014 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 is the API implementation file for the BTA device manager.
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*
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******************************************************************************/
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#include <base/bind.h>
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#include <vector>
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#include "bt_target.h" // Must be first to define build configuration
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#include "bta/dm/bta_dm_int.h"
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#include "osi/include/allocator.h"
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#include "stack/btm/btm_sec.h"
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#include "stack/include/btm_api.h"
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#include "stack/include/btu.h" // do_in_main_thread
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#include "types/bluetooth/uuid.h"
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#include "types/raw_address.h"
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using bluetooth::Uuid;
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/*****************************************************************************
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* Constants
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****************************************************************************/
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static const tBTA_SYS_REG bta_dm_search_reg = {bta_dm_search_sm_execute,
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bta_dm_search_sm_disable};
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void BTA_dm_init() {
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bta_sys_register(BTA_ID_DM_SEARCH, &bta_dm_search_reg);
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/* if UUID list is not provided as static data */
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bta_sys_eir_register(bta_dm_eir_update_uuid);
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bta_sys_cust_eir_register(bta_dm_eir_update_cust_uuid);
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}
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/** Enables bluetooth device under test mode */
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void BTA_EnableTestMode(void) {
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do_in_main_thread(FROM_HERE,
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base::Bind(base::IgnoreResult(BTM_EnableTestMode)));
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}
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/** This function sets the Bluetooth name of local device */
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void BTA_DmSetDeviceName(char* p_name) {
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std::vector<uint8_t> name(BD_NAME_LEN + 1);
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strlcpy((char*)name.data(), p_name, BD_NAME_LEN + 1);
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_set_dev_name, name));
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}
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/*******************************************************************************
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*
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* Function BTA_DmSearch
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*
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* Description This function searches for peer Bluetooth devices. It
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* performs an inquiry and gets the remote name for devices.
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* Service discovery is done if services is non zero
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*
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmSearch(tBTA_DM_SEARCH_CBACK* p_cback, bool is_bonding_or_sdp) {
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tBTA_DM_API_SEARCH* p_msg =
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(tBTA_DM_API_SEARCH*)osi_calloc(sizeof(tBTA_DM_API_SEARCH));
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/* Queue request if a device is bonding or performing service discovery */
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if (is_bonding_or_sdp) {
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p_msg->hdr.event = BTA_DM_API_QUEUE_SEARCH_EVT;
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} else {
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p_msg->hdr.event = BTA_DM_API_SEARCH_EVT;
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}
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p_msg->p_cback = p_cback;
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bta_sys_sendmsg(p_msg);
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}
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/*******************************************************************************
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*
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* Function BTA_DmSearchCancel
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*
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* Description This function cancels a search initiated by BTA_DmSearch
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*
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmSearchCancel(void) {
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switch (bta_dm_search_get_state()) {
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case BTA_DM_SEARCH_IDLE:
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bta_dm_search_cancel_notify();
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break;
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case BTA_DM_SEARCH_ACTIVE:
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bta_dm_search_set_state(BTA_DM_SEARCH_CANCELLING);
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bta_dm_search_cancel();
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break;
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case BTA_DM_SEARCH_CANCELLING:
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bta_dm_search_clear_queue();
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bta_dm_search_cancel_notify();
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break;
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case BTA_DM_DISCOVER_ACTIVE:
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bta_dm_search_set_state(BTA_DM_SEARCH_CANCELLING);
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bta_dm_search_cancel_notify();
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break;
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}
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}
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/*******************************************************************************
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*
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* Function BTA_DmDiscover
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*
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* Description This function does service discovery for services of a
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* peer device
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*
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmDiscover(const RawAddress& bd_addr, tBTA_DM_SEARCH_CBACK* p_cback,
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tBT_TRANSPORT transport, bool is_bonding_or_sdp) {
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tBTA_DM_API_DISCOVER* p_msg =
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(tBTA_DM_API_DISCOVER*)osi_calloc(sizeof(tBTA_DM_API_DISCOVER));
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if (is_bonding_or_sdp) {
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p_msg->hdr.event = BTA_DM_API_QUEUE_DISCOVER_EVT;
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} else {
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p_msg->hdr.event = BTA_DM_API_DISCOVER_EVT;
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}
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p_msg->bd_addr = bd_addr;
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p_msg->transport = transport;
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p_msg->p_cback = p_cback;
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bta_sys_sendmsg(p_msg);
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}
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/** This function initiates a bonding procedure with a peer device */
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void BTA_DmBond(const RawAddress& bd_addr, tBLE_ADDR_TYPE addr_type,
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tBT_TRANSPORT transport, int device_type) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_bond, bd_addr, addr_type,
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transport, device_type));
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}
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/** This function cancels the bonding procedure with a peer device
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*/
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void BTA_DmBondCancel(const RawAddress& bd_addr) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_bond_cancel, bd_addr));
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}
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/*******************************************************************************
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*
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* Function BTA_DmPinReply
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*
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* Description This function provides a pincode for a remote device when
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* one is requested by DM through BTA_DM_PIN_REQ_EVT
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*
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmPinReply(const RawAddress& bd_addr, bool accept, uint8_t pin_len,
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uint8_t* p_pin) {
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std::unique_ptr<tBTA_DM_API_PIN_REPLY> msg =
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std::make_unique<tBTA_DM_API_PIN_REPLY>();
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msg->bd_addr = bd_addr;
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msg->accept = accept;
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if (accept) {
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msg->pin_len = pin_len;
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memcpy(msg->p_pin, p_pin, pin_len);
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}
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do_in_main_thread(FROM_HERE,
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base::Bind(bta_dm_pin_reply, base::Passed(&msg)));
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}
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/*******************************************************************************
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*
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* Function BTA_DmLocalOob
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*
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* Description This function retrieves the OOB data from local controller.
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* The result is reported by:
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* - bta_dm_co_loc_oob_ext() if device supports secure
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* connections (SC)
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* - bta_dm_co_loc_oob() if device doesn't support SC
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmLocalOob(void) {
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do_in_main_thread(FROM_HERE, base::Bind(BTM_ReadLocalOobData));
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}
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/*******************************************************************************
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*
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* Function BTA_DmConfirm
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*
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* Description This function accepts or rejects the numerical value of the
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* Simple Pairing process on BTA_DM_SP_CFM_REQ_EVT
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmConfirm(const RawAddress& bd_addr, bool accept) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_confirm, bd_addr, accept));
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}
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/*******************************************************************************
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*
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* Function BTA_DmAddDevice
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*
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* Description This function adds a device to the security database list of
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* peer device
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*
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmAddDevice(const RawAddress& bd_addr, DEV_CLASS dev_class,
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const LinkKey& link_key, uint8_t key_type,
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uint8_t pin_length) {
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std::unique_ptr<tBTA_DM_API_ADD_DEVICE> msg =
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std::make_unique<tBTA_DM_API_ADD_DEVICE>();
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msg->bd_addr = bd_addr;
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msg->link_key_known = true;
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msg->key_type = key_type;
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msg->link_key = link_key;
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/* Load device class if specified */
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if (dev_class) {
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msg->dc_known = true;
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memcpy(msg->dc, dev_class, DEV_CLASS_LEN);
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}
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memset(msg->bd_name, 0, BD_NAME_LEN + 1);
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msg->pin_length = pin_length;
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do_in_main_thread(FROM_HERE,
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base::Bind(bta_dm_add_device, base::Passed(&msg)));
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}
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/** This function removes a device fromthe security database list of peer
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* device. It manages unpairing even while connected */
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tBTA_STATUS BTA_DmRemoveDevice(const RawAddress& bd_addr) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_remove_device, bd_addr));
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return BTA_SUCCESS;
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}
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/*******************************************************************************
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*
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* Function BTA_GetEirService
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*
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* Description This function is called to get BTA service mask from EIR.
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*
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* Parameters p_eir - pointer of EIR significant part
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* p_services - return the BTA service mask
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*
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* Returns None
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*
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******************************************************************************/
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extern const uint16_t bta_service_id_to_uuid_lkup_tbl[];
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void BTA_GetEirService(uint8_t* p_eir, size_t eir_len,
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tBTA_SERVICE_MASK* p_services) {
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uint8_t xx, yy;
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uint8_t num_uuid, max_num_uuid = 32;
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uint8_t uuid_list[32 * Uuid::kNumBytes16];
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uint16_t* p_uuid16 = (uint16_t*)uuid_list;
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tBTA_SERVICE_MASK mask;
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BTM_GetEirUuidList(p_eir, eir_len, Uuid::kNumBytes16, &num_uuid, uuid_list,
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max_num_uuid);
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for (xx = 0; xx < num_uuid; xx++) {
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mask = 1;
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for (yy = 0; yy < BTA_MAX_SERVICE_ID; yy++) {
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if (*(p_uuid16 + xx) == bta_service_id_to_uuid_lkup_tbl[yy]) {
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*p_services |= mask;
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break;
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}
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mask <<= 1;
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}
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/* for HSP v1.2 only device */
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if (*(p_uuid16 + xx) == UUID_SERVCLASS_HEADSET_HS)
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*p_services |= BTA_HSP_SERVICE_MASK;
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if (*(p_uuid16 + xx) == UUID_SERVCLASS_HDP_SOURCE)
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*p_services |= BTA_HL_SERVICE_MASK;
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if (*(p_uuid16 + xx) == UUID_SERVCLASS_HDP_SINK)
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*p_services |= BTA_HL_SERVICE_MASK;
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}
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}
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/*******************************************************************************
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*
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* Function BTA_AddEirUuid
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*
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* Description Request to add a service class UID to the local
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* device's EIR data.
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*
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* Parameters uuid16 - The service class UUID you wish to add
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_AddEirUuid(uint16_t uuid16) {
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APPL_TRACE_API("%s: %d", __func__, uuid16);
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bta_sys_add_uuid(uuid16);
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}
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/*******************************************************************************
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*
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* Function BTA_RemoveEirUuid
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*
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* Description Request to remove a service class UID from the local
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* device's EIR data.
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*
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* Parameters uuid16 - The service class UUID you wish to remove
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_RemoveEirUuid(uint16_t uuid16) {
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APPL_TRACE_API("%s: %d", __func__, uuid16);
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bta_sys_remove_uuid(uuid16);
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}
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/*******************************************************************************
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*
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* Function BTA_DmGetConnectionState
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*
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* Description Returns whether the remote device is currently connected.
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*
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* Returns 0 if the device is NOT connected.
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*
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******************************************************************************/
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bool BTA_DmGetConnectionState(const RawAddress& bd_addr) {
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tBTA_DM_PEER_DEVICE* p_dev = bta_dm_find_peer_device(bd_addr);
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return (p_dev && p_dev->conn_state == BTA_DM_CONNECTED);
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}
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/*******************************************************************************
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* Device Identification (DI) Server Functions
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******************************************************************************/
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/*******************************************************************************
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*
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* Function BTA_DmSetLocalDiRecord
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*
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* Description This function adds a DI record to the local SDP database.
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*
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* Returns BTA_SUCCESS if record set sucessfully, otherwise error code.
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*
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******************************************************************************/
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tBTA_STATUS BTA_DmSetLocalDiRecord(tSDP_DI_RECORD* p_device_info,
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uint32_t* p_handle) {
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tBTA_STATUS status = BTA_FAILURE;
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if (bta_dm_di_cb.di_num < BTA_DI_NUM_MAX) {
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if (SDP_SetLocalDiRecord((tSDP_DI_RECORD*)p_device_info, p_handle) ==
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SDP_SUCCESS) {
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if (!p_device_info->primary_record) {
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bta_dm_di_cb.di_handle[bta_dm_di_cb.di_num] = *p_handle;
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bta_dm_di_cb.di_num++;
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}
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bta_sys_add_uuid(UUID_SERVCLASS_PNP_INFORMATION);
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status = BTA_SUCCESS;
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}
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}
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return status;
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}
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/*******************************************************************************
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*
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* Function BTA_DmAddBleKey
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*
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* Description Add/modify LE device information. This function will be
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* normally called during host startup to restore all required
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* information stored in the NVRAM.
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*
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* Parameters: bd_addr - BD address of the peer
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* p_le_key - LE key values.
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* key_type - LE SMP key type.
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*
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* Returns BTA_SUCCESS if successful
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* BTA_FAIL if operation failed.
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*
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******************************************************************************/
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void BTA_DmAddBleKey(const RawAddress& bd_addr, tBTA_LE_KEY_VALUE* p_le_key,
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tBTM_LE_KEY_TYPE key_type) {
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do_in_main_thread(
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FROM_HERE, base::Bind(bta_dm_add_blekey, bd_addr, *p_le_key, key_type));
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}
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/*******************************************************************************
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*
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* Function BTA_DmAddBleDevice
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*
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* Description Add a BLE device. This function will be normally called
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* during host startup to restore all required information
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* for a LE device stored in the NVRAM.
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*
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* Parameters: bd_addr - BD address of the peer
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* dev_type - Remote device's device type.
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* addr_type - LE device address type.
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmAddBleDevice(const RawAddress& bd_addr, tBLE_ADDR_TYPE addr_type,
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tBT_DEVICE_TYPE dev_type) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_add_ble_device, bd_addr,
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addr_type, dev_type));
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}
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/*******************************************************************************
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*
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* Function BTA_DmBlePasskeyReply
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*
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* Description Send BLE SMP passkey reply.
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*
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* Parameters: bd_addr - BD address of the peer
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* accept - passkey entry sucessful or declined.
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* passkey - passkey value, must be a 6 digit number,
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* can be lead by 0.
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmBlePasskeyReply(const RawAddress& bd_addr, bool accept,
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uint32_t passkey) {
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do_in_main_thread(FROM_HERE, base::Bind(bta_dm_ble_passkey_reply, bd_addr,
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accept, accept ? passkey : 0));
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}
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/*******************************************************************************
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*
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* Function BTA_DmBleConfirmReply
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*
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* Description Send BLE SMP SC user confirmation reply.
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*
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* Parameters: bd_addr - BD address of the peer
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* accept - numbers to compare are the same or
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* different.
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmBleConfirmReply(const RawAddress& bd_addr, bool accept) {
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do_in_main_thread(FROM_HERE,
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base::Bind(bta_dm_ble_confirm_reply, bd_addr, accept));
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}
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/*******************************************************************************
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*
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* Function BTA_DmBleSecurityGrant
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*
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* Description Grant security request access.
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*
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* Parameters: bd_addr - BD address of the peer
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* res - security grant status.
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*
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* Returns void
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*
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******************************************************************************/
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void BTA_DmBleSecurityGrant(const RawAddress& bd_addr,
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tBTA_DM_BLE_SEC_GRANT res) {
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do_in_main_thread(FROM_HERE, base::Bind(BTM_SecurityGrant, bd_addr, res));
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}
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/*******************************************************************************
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*
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* Function BTA_DmSetBlePrefConnParams
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*
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* Description This function is called to set the preferred connection
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* parameters when default connection parameter is not desired.
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*
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* Parameters: bd_addr - BD address of the peripheral
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* scan_interval - scan interval
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* scan_window - scan window
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* min_conn_int - minimum preferred connection interval
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* max_conn_int - maximum preferred connection interval
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* peripheral_latency - preferred peripheral latency
|
|
* supervision_tout - preferred supervision timeout
|
|
*
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmSetBlePrefConnParams(const RawAddress& bd_addr,
|
|
uint16_t min_conn_int, uint16_t max_conn_int,
|
|
uint16_t peripheral_latency,
|
|
uint16_t supervision_tout) {
|
|
do_in_main_thread(
|
|
FROM_HERE,
|
|
base::Bind(bta_dm_ble_set_conn_params, bd_addr, min_conn_int,
|
|
max_conn_int, peripheral_latency, supervision_tout));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmBleUpdateConnectionParam
|
|
*
|
|
* Description Update connection parameters, can only be used when
|
|
* connection is up.
|
|
*
|
|
* Parameters: bd_addr - BD address of the peer
|
|
* min_int - minimum connection interval,
|
|
* [0x0004 ~ 0x4000]
|
|
* max_int - maximum connection interval,
|
|
* [0x0004 ~ 0x4000]
|
|
* latency - peripheral latency [0 ~ 500]
|
|
* timeout - supervision timeout [0x000a ~ 0xc80]
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmBleUpdateConnectionParams(const RawAddress& bd_addr,
|
|
uint16_t min_int, uint16_t max_int,
|
|
uint16_t latency, uint16_t timeout,
|
|
uint16_t min_ce_len, uint16_t max_ce_len) {
|
|
do_in_main_thread(
|
|
FROM_HERE, base::Bind(bta_dm_ble_update_conn_params, bd_addr, min_int,
|
|
max_int, latency, timeout, min_ce_len, max_ce_len));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmBleConfigLocalPrivacy
|
|
*
|
|
* Description Enable/disable privacy on the local device
|
|
*
|
|
* Parameters: privacy_enable - enable/disabe privacy on remote device.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmBleConfigLocalPrivacy(bool privacy_enable) {
|
|
#if (BLE_PRIVACY_SPT == TRUE)
|
|
do_in_main_thread(
|
|
FROM_HERE, base::Bind(bta_dm_ble_config_local_privacy, privacy_enable));
|
|
#else
|
|
UNUSED(privacy_enable);
|
|
#endif
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmBleGetEnergyInfo
|
|
*
|
|
* Description This function is called to obtain the energy info
|
|
*
|
|
* Parameters p_cmpl_cback - Command complete callback
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmBleGetEnergyInfo(tBTA_BLE_ENERGY_INFO_CBACK* p_cmpl_cback) {
|
|
do_in_main_thread(FROM_HERE,
|
|
base::Bind(bta_dm_ble_get_energy_info, p_cmpl_cback));
|
|
}
|
|
|
|
/** This function is to set maximum LE data packet size */
|
|
void BTA_DmBleRequestMaxTxDataLength(const RawAddress& remote_device) {
|
|
do_in_main_thread(FROM_HERE,
|
|
base::Bind(bta_dm_ble_set_data_length, remote_device));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmSetEncryption
|
|
*
|
|
* Description This function is called to ensure that connection is
|
|
* encrypted. Should be called only on an open connection.
|
|
* Typically only needed for connections that first want to
|
|
* bring up unencrypted links, then later encrypt them.
|
|
*
|
|
* Parameters: bd_addr - Address of the peer device
|
|
* transport - transport of the link to be encruypted
|
|
* p_callback - Pointer to callback function to indicat the
|
|
* link encryption status
|
|
* sec_act - This is the security action to indicate
|
|
* what kind of BLE security level is required
|
|
* for the BLE link if BLE is supported.
|
|
* Note: This parameter is ignored for the
|
|
* BR/EDR or if BLE is not supported.
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmSetEncryption(const RawAddress& bd_addr, tBT_TRANSPORT transport,
|
|
tBTA_DM_ENCRYPT_CBACK* p_callback,
|
|
tBTM_BLE_SEC_ACT sec_act) {
|
|
APPL_TRACE_API("%s", __func__);
|
|
do_in_main_thread(FROM_HERE, base::Bind(bta_dm_set_encryption, bd_addr,
|
|
transport, p_callback, sec_act));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmCloseACL
|
|
*
|
|
* Description This function force to close an ACL connection and remove
|
|
* the device from the security database list of known devices.
|
|
*
|
|
* Parameters: bd_addr - Address of the peer device
|
|
* remove_dev - remove device or not after link down
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_DmCloseACL(const RawAddress& bd_addr, bool remove_dev,
|
|
tBT_TRANSPORT transport) {
|
|
do_in_main_thread(
|
|
FROM_HERE, base::Bind(bta_dm_close_acl, bd_addr, remove_dev, transport));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_DmBleObserve
|
|
*
|
|
* Description This procedure keep the device listening for advertising
|
|
* events from a broadcast device.
|
|
*
|
|
* Parameters start: start or stop observe.
|
|
*
|
|
* Returns void
|
|
|
|
*
|
|
* Returns void.
|
|
*
|
|
******************************************************************************/
|
|
extern void BTA_DmBleObserve(bool start, uint8_t duration,
|
|
tBTA_DM_SEARCH_CBACK* p_results_cb) {
|
|
APPL_TRACE_API("%s:start = %d ", __func__, start);
|
|
do_in_main_thread(
|
|
FROM_HERE, base::Bind(bta_dm_ble_observe, start, duration, p_results_cb));
|
|
}
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* Function BTA_VendorInit
|
|
*
|
|
* Description This function initializes vendor specific
|
|
*
|
|
* Returns void
|
|
*
|
|
******************************************************************************/
|
|
void BTA_VendorInit(void) { APPL_TRACE_API("BTA_VendorInit"); }
|