818 lines
27 KiB
C
818 lines
27 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2003-2012 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 action functions for the audio gateway.
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*
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******************************************************************************/
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#include <string.h>
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#include "bta_ag_int.h"
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#include "bta/bta_sys.h"
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#include "bta/bta_ag_api.h"
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#include "bta/bta_ag_co.h"
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#include "stack/port_api.h"
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#include "stack/l2c_api.h"
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#include "bta_dm_int.h"
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#include "bta/bta_sdp_api.h"
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#include "bta/utl.h"
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#include "common/bt_trace.h"
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#include "osi/allocator.h"
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#if (BTA_AG_INCLUDED == TRUE)
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/*****************************************************************************
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** Constants
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*****************************************************************************/
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/* maximum length of data to read from RFCOMM */
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#define BTA_AG_RFC_READ_MAX 512
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/* maximum AT command length */
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#define BTA_AG_CMD_MAX 512
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const UINT16 bta_ag_uuid[BTA_AG_NUM_IDX] =
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{
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UUID_SERVCLASS_HEADSET_AUDIO_GATEWAY,
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UUID_SERVCLASS_AG_HANDSFREE
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};
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const UINT8 bta_ag_sec_id[BTA_AG_NUM_IDX] =
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{
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BTM_SEC_SERVICE_HEADSET_AG,
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BTM_SEC_SERVICE_AG_HANDSFREE
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};
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const tBTA_SERVICE_ID bta_ag_svc_id[BTA_AG_NUM_IDX] =
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{
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BTA_HSP_SERVICE_ID,
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BTA_HFP_SERVICE_ID
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};
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const tBTA_SERVICE_MASK bta_ag_svc_mask[BTA_AG_NUM_IDX] =
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{
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BTA_HSP_SERVICE_MASK,
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BTA_HFP_SERVICE_MASK
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};
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typedef void (*tBTA_AG_ATCMD_CBACK)(tBTA_AG_SCB *p_scb, UINT16 cmd, UINT8 arg_type,
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char *p_arg, INT16 int_arg);
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const tBTA_AG_ATCMD_CBACK bta_ag_at_cback_tbl[BTA_AG_NUM_IDX] =
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{
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bta_ag_at_hsp_cback,
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bta_ag_at_hfp_cback
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};
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/*******************************************************************************
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**
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** Function bta_ag_cback_open
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**
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** Description Send open callback event to application.
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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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static void bta_ag_cback_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data, tBTA_AG_STATUS status)
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{
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tBTA_AG_OPEN open;
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/* call app callback with open event */
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open.hdr.handle = bta_ag_scb_to_idx(p_scb);
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open.hdr.app_id = p_scb->app_id;
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open.status = status;
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open.service_id = bta_ag_svc_id[p_scb->conn_service];
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if (p_data) {
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/* if p_data is provided then we need to pick the bd address from the open api structure */
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bdcpy(open.bd_addr, p_data->api_open.bd_addr);
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} else {
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bdcpy(open.bd_addr, p_scb->peer_addr);
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}
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(*bta_ag_cb.p_cback)(BTA_AG_OPEN_EVT, (tBTA_AG *) &open);
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}
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/*******************************************************************************
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**
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** Function bta_ag_register
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**
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** Description This function initializes values of the AG cb and sets up
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** the SDP record for the services.
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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_ag_register(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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tBTA_AG_REGISTER reg;
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/* initialize control block */
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p_scb->reg_services = p_data->api_register.services;
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p_scb->serv_sec_mask = p_data->api_register.sec_mask;
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p_scb->features = p_data->api_register.features;
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p_scb->app_id = p_data->api_register.app_id;
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/* create SDP records */
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bta_ag_create_records(p_scb, p_data);
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/* start RFCOMM servers */
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bta_ag_start_servers(p_scb, p_scb->reg_services);
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/* call app callback with register event */
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reg.hdr.handle = bta_ag_scb_to_idx(p_scb);
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reg.hdr.app_id = p_scb->app_id;
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reg.status = BTA_AG_SUCCESS;
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(*bta_ag_cb.p_cback)(BTA_AG_REGISTER_EVT, (tBTA_AG *) ®);
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}
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/*******************************************************************************
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**
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** Function bta_ag_deregister
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**
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** Description This function removes the sdp records, closes the RFCOMM
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** servers, and deallocates the service control block.
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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_ag_deregister(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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/* set dealloc */
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p_scb->dealloc = TRUE;
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/* remove sdp records */
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bta_ag_del_records(p_scb, p_data);
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/* remove rfcomm servers */
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bta_ag_close_servers(p_scb, p_scb->reg_services);
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/* dealloc */
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bta_ag_scb_dealloc(p_scb);
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}
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/*******************************************************************************
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**
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** Function bta_ag_start_dereg
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**
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** Description Start a deregister event.
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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_ag_start_dereg(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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/* set dealloc */
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p_scb->dealloc = TRUE;
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/* remove sdp records */
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bta_ag_del_records(p_scb, p_data);
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}
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/*******************************************************************************
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**
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** Function bta_ag_start_open
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**
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** Description This starts an AG open.
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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_ag_start_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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BD_ADDR pending_bd_addr;
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/* store parameters */
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if (p_data) {
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bdcpy(p_scb->peer_addr, p_data->api_open.bd_addr);
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p_scb->open_services = p_data->api_open.services;
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p_scb->cli_sec_mask = p_data->api_open.sec_mask;
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}
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/* Check if RFCOMM has any incoming connection to avoid collision. */
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if (PORT_IsOpening (pending_bd_addr)) {
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/* Let the incoming connection goes through. */
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/* Issue collision for this scb for now. */
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/* We will decide what to do when we find incoming connetion later. */
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bta_ag_collision_cback (0, BTA_ID_AG, 0, p_scb->peer_addr);
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return;
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}
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/* close servers */
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bta_ag_close_servers(p_scb, p_scb->reg_services);
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/* set role */
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p_scb->role = BTA_AG_INT;
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/* do service search */
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bta_ag_do_disc(p_scb, p_scb->open_services);
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}
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/*******************************************************************************
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**
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** Function bta_ag_disc_int_res
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**
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** Description This function handles a discovery result when initiator.
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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_ag_disc_int_res(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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UINT16 event = BTA_AG_DISC_FAIL_EVT;
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APPL_TRACE_DEBUG ("bta_ag_disc_int_res: Status: %d", p_data->disc_result.status);
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/* if found service */
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if (p_data->disc_result.status == SDP_SUCCESS ||
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p_data->disc_result.status == SDP_DB_FULL) {
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/* get attributes */
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if (bta_ag_sdp_find_attr(p_scb, p_scb->open_services)) {
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/* set connected service */
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p_scb->conn_service = bta_ag_service_to_idx(p_scb->open_services);
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/* send ourselves sdp ok event */
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event = BTA_AG_DISC_OK_EVT;
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}
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}
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/* free discovery db */
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bta_ag_free_db(p_scb, p_data);
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/* if service not found check if we should search for other service */
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if ((event == BTA_AG_DISC_FAIL_EVT) &&
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(p_data->disc_result.status == SDP_SUCCESS ||
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p_data->disc_result.status == SDP_DB_FULL ||
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p_data->disc_result.status == SDP_NO_RECS_MATCH)) {
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if ((p_scb->open_services & BTA_HFP_SERVICE_MASK) &&
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(p_scb->open_services & BTA_HSP_SERVICE_MASK)) {
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/* search for HSP */
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p_scb->open_services &= ~BTA_HFP_SERVICE_MASK;
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bta_ag_do_disc(p_scb, p_scb->open_services);
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} else if ((p_scb->open_services & BTA_HSP_SERVICE_MASK) &&
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(p_scb->hsp_version == HSP_VERSION_1_2)) {
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/* search for UUID_SERVCLASS_HEADSET for HSP 1.0 device */
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p_scb->hsp_version = HSP_VERSION_1_0;
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bta_ag_do_disc(p_scb, p_scb->open_services);
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} else {
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/* send ourselves sdp ok/fail event */
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bta_ag_sm_execute(p_scb, event, p_data);
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}
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} else {
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/* send ourselves sdp ok/fail event */
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bta_ag_sm_execute(p_scb, event, p_data);
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}
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}
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/*******************************************************************************
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**
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** Function bta_ag_disc_acp_res
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**
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** Description This function handles a discovery result when acceptor.
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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_ag_disc_acp_res(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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/* if found service */
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if (p_data->disc_result.status == SDP_SUCCESS ||
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p_data->disc_result.status == SDP_DB_FULL) {
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/* get attributes */
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bta_ag_sdp_find_attr(p_scb, bta_ag_svc_mask[p_scb->conn_service]);
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}
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/* free discovery db */
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bta_ag_free_db(p_scb, p_data);
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}
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/*******************************************************************************
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**
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** Function bta_ag_disc_fail
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**
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** Description This function handles a discovery failure.
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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_ag_disc_fail(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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UNUSED(p_data);
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/* reopen registered servers */
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bta_ag_start_servers(p_scb, p_scb->reg_services);
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/* reinitialize stuff */
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/* call open cback w. failure */
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bta_ag_cback_open(p_scb, NULL, BTA_AG_FAIL_SDP);
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}
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/*******************************************************************************
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**
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** Function bta_ag_open_fail
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**
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** Description open connection failed.
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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_ag_open_fail(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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/* call open cback w. failure */
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bta_ag_cback_open(p_scb, p_data, BTA_AG_FAIL_RESOURCES);
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}
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/*******************************************************************************
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**
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** Function bta_ag_rfc_fail
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**
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** Description RFCOMM connection failed.
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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_ag_rfc_fail(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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UNUSED(p_data);
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/* reinitialize stuff */
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p_scb->conn_handle = 0;
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p_scb->conn_service = 0;
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p_scb->peer_features = 0;
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#if (BTM_WBS_INCLUDED == TRUE )
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p_scb->peer_codecs = BTA_AG_CODEC_NONE;
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p_scb->sco_codec = BTA_AG_CODEC_NONE;
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#endif
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p_scb->role = 0;
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p_scb->svc_conn = FALSE;
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p_scb->hsp_version = HSP_VERSION_1_2;
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/*Clear the BD address*/
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bdcpy(p_scb->peer_addr, bd_addr_null);
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/* reopen registered servers */
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bta_ag_start_servers(p_scb, p_scb->reg_services);
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/* call open cback w. failure */
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bta_ag_cback_open(p_scb, NULL, BTA_AG_FAIL_RFCOMM);
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}
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/*******************************************************************************
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**
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** Function bta_ag_rfc_close
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**
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** Description RFCOMM connection closed.
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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_ag_rfc_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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tBTA_AG_CLOSE close;
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tBTA_SERVICE_MASK services;
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int i, num_active_conn = 0;
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UNUSED(p_data);
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/* reinitialize stuff */
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p_scb->conn_service = 0;
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p_scb->peer_features = 0;
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#if (BTM_WBS_INCLUDED == TRUE )
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p_scb->peer_codecs = BTA_AG_CODEC_NONE;
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p_scb->sco_codec = BTA_AG_CODEC_NONE;
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/* Clear these flags upon SLC teardown */
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p_scb->codec_updated = FALSE;
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p_scb->codec_fallback = FALSE;
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p_scb->codec_msbc_settings = BTA_AG_SCO_MSBC_SETTINGS_T2;
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#endif
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p_scb->role = 0;
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p_scb->post_sco = BTA_AG_POST_SCO_NONE;
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p_scb->svc_conn = FALSE;
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p_scb->hsp_version = HSP_VERSION_1_2;
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bta_ag_at_reinit(&p_scb->at_cb);
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/* stop timers */
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bta_sys_stop_timer(&p_scb->act_timer);
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#if (BTM_WBS_INCLUDED == TRUE)
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bta_sys_stop_timer(&p_scb->cn_timer);
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#endif
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close.hdr.handle = bta_ag_scb_to_idx(p_scb);
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close.hdr.app_id = p_scb->app_id;
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bdcpy(close.bd_addr, p_scb->peer_addr);
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bta_sys_conn_close(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
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/* call close call-out */
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// bta_ag_sco_co_close(close.hdr.handle);
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bta_ag_sco_co_close();
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/* call close cback */
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(*bta_ag_cb.p_cback)(BTA_AG_CLOSE_EVT, (tBTA_AG *) &close);
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/* if not deregistering (deallocating) reopen registered servers */
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if (p_scb->dealloc == FALSE) {
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/* Clear peer bd_addr so instance can be reused */
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bdcpy(p_scb->peer_addr, bd_addr_null);
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/* start only unopened server */
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services = p_scb->reg_services;
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for (i = 0; i < BTA_AG_NUM_IDX && services != 0; i++) {
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if (p_scb->serv_handle[i]) {
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services &= ~((tBTA_SERVICE_MASK)1 << (BTA_HSP_SERVICE_ID + i));
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}
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}
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bta_ag_start_servers(p_scb, services);
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p_scb->conn_handle = 0;
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/* Make sure SCO state is BTA_AG_SCO_SHUTDOWN_ST */
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bta_ag_sco_shutdown(p_scb, NULL);
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/* Check if all the SLCs are down */
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for (i = 0; i < BTA_AG_NUM_SCB; i++) {
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if (bta_ag_cb.scb[i].in_use && bta_ag_cb.scb[i].svc_conn) {
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num_active_conn++;
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}
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}
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if (!num_active_conn) {
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bta_sys_sco_unuse(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
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}
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} else {
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/* else close port and deallocate scb */
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RFCOMM_RemoveServer(p_scb->conn_handle);
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bta_ag_scb_dealloc(p_scb);
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}
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}
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/*******************************************************************************
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**
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** Function bta_ag_rfc_open
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**
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** Description Handle RFCOMM channel open.
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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_ag_rfc_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
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{
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/* initialize AT feature variables */
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p_scb->clip_enabled = FALSE;
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p_scb->ccwa_enabled = FALSE;
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p_scb->cmer_enabled = FALSE;
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p_scb->cmee_enabled = FALSE;
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p_scb->inband_enabled = ((p_scb->features & BTA_AG_FEAT_INBAND) == BTA_AG_FEAT_INBAND);
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/* set up AT command interpreter */
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p_scb->at_cb.p_at_tbl = (tBTA_AG_AT_CMD *) bta_ag_at_tbl[p_scb->conn_service];
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p_scb->at_cb.p_cmd_cback = (tBTA_AG_AT_CMD_CBACK *) bta_ag_at_cback_tbl[p_scb->conn_service];
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p_scb->at_cb.p_err_cback = (tBTA_AG_AT_ERR_CBACK *) bta_ag_at_err_cback;
|
|
p_scb->at_cb.p_user = p_scb;
|
|
p_scb->at_cb.cmd_max_len = BTA_AG_CMD_MAX;
|
|
bta_ag_at_init(&p_scb->at_cb);
|
|
|
|
/* call app open call-out */
|
|
bta_ag_sco_co_open(bta_ag_scb_to_idx(p_scb), p_scb->air_mode, BTA_HFP_SCO_OUT_PKT_SIZE, bta_ag_svc_id[p_scb->conn_service]);
|
|
bta_sys_conn_open(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
bta_ag_cback_open(p_scb, NULL, BTA_AG_SUCCESS);
|
|
|
|
if (p_scb->conn_service == BTA_AG_HFP) {
|
|
/* if hfp start timer for service level conn */
|
|
bta_sys_start_timer(&p_scb->act_timer, BTA_AG_SVC_TOUT_EVT, p_bta_ag_cfg->conn_tout);
|
|
} else {
|
|
/* else service level conn is open */
|
|
bta_ag_svc_conn_open(p_scb, p_data);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_rfc_acp_open
|
|
**
|
|
** Description Handle RFCOMM channel open when accepting connection.
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_rfc_acp_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
UINT16 lcid;
|
|
int i;
|
|
tBTA_AG_SCB *ag_scb, *other_scb;
|
|
BD_ADDR dev_addr;
|
|
int status;
|
|
/* set role */
|
|
p_scb->role = BTA_AG_ACP;
|
|
APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open: serv_handle0 = %d serv_handle1 = %d",
|
|
p_scb->serv_handle[0], p_scb->serv_handle[1]);
|
|
/* get bd addr of peer */
|
|
if (PORT_SUCCESS != (status=PORT_CheckConnection(p_data->rfc.port_handle, dev_addr, &lcid))) {
|
|
APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open error PORT_CheckConnection returned status %d", status);
|
|
}
|
|
/* Collision Handling */
|
|
for (i = 0, ag_scb = &bta_ag_cb.scb[0]; i < BTA_AG_NUM_SCB; i++, ag_scb++) {
|
|
if ((ag_scb->in_use) && (ag_scb->colli_tmr_on)) {
|
|
/* stop collision timer */
|
|
ag_scb->colli_tmr_on = FALSE;
|
|
bta_sys_stop_timer (&ag_scb->colli_timer);
|
|
|
|
if (bdcmp (dev_addr, ag_scb->peer_addr) == 0) {
|
|
/* If incoming and outgoing device are same, nothing more to do. */
|
|
/* Outgoing conn will be aborted because we have successful incoming conn. */
|
|
} else {
|
|
/* Resume outgoing connection. */
|
|
other_scb = bta_ag_get_other_idle_scb (p_scb);
|
|
if (other_scb) {
|
|
bdcpy(other_scb->peer_addr, ag_scb->peer_addr);
|
|
other_scb->open_services = ag_scb->open_services;
|
|
other_scb->cli_sec_mask = ag_scb->cli_sec_mask;
|
|
bta_ag_resume_open (other_scb);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
bdcpy (p_scb->peer_addr, dev_addr);
|
|
/* determine connected service from port handle */
|
|
for (i = 0; i < BTA_AG_NUM_IDX; i++) {
|
|
APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open: i = %d serv_handle = %d port_handle = %d",
|
|
i, p_scb->serv_handle[i], p_data->rfc.port_handle);
|
|
if (p_scb->serv_handle[i] == p_data->rfc.port_handle) {
|
|
p_scb->conn_service = i;
|
|
p_scb->conn_handle = p_data->rfc.port_handle;
|
|
break;
|
|
}
|
|
}
|
|
APPL_TRACE_DEBUG ("bta_ag_rfc_acp_open: conn_service = %d conn_handle = %d",
|
|
p_scb->conn_service, p_scb->conn_handle);
|
|
/* close any unopened server */
|
|
bta_ag_close_servers(p_scb, (p_scb->reg_services & ~bta_ag_svc_mask[p_scb->conn_service]));
|
|
/* do service discovery to get features */
|
|
bta_ag_do_disc(p_scb, bta_ag_svc_mask[p_scb->conn_service]);
|
|
/* continue with common open processing */
|
|
bta_ag_rfc_open(p_scb, p_data);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_rfc_data
|
|
**
|
|
** Description Read and process data from RFCOMM.
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_rfc_data(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
UINT16 len;
|
|
char buf[BTA_AG_RFC_READ_MAX];
|
|
UNUSED(p_data);
|
|
memset(buf, 0, BTA_AG_RFC_READ_MAX);
|
|
|
|
APPL_TRACE_DEBUG("bta_ag_rfc_data");
|
|
/* do the following */
|
|
for (;;) {
|
|
/* read data from rfcomm; if bad status, we're done */
|
|
if (PORT_ReadData(p_scb->conn_handle, buf, BTA_AG_RFC_READ_MAX, &len) != PORT_SUCCESS) {
|
|
break;
|
|
}
|
|
/* if no data, we're done */
|
|
if (len == 0) {
|
|
break;
|
|
}
|
|
/* run AT command interpreter on data */
|
|
bta_sys_busy(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
bta_ag_at_parse(&p_scb->at_cb, buf, len);
|
|
bta_sys_idle(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
/* no more data to read, we're done */
|
|
if (len < BTA_AG_RFC_READ_MAX) {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_start_close
|
|
**
|
|
** Description Start the process of closing SCO and RFCOMM connection.
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_start_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
/* Take the link out of sniff and set L2C idle time to 0 */
|
|
bta_dm_pm_active(p_scb->peer_addr);
|
|
L2CA_SetIdleTimeoutByBdAddr(p_scb->peer_addr, 0, BT_TRANSPORT_BR_EDR);
|
|
/* if SCO is open close SCO and wait on RFCOMM close */
|
|
if (bta_ag_sco_is_open(p_scb)) {
|
|
p_scb->post_sco = BTA_AG_POST_SCO_CLOSE_RFC;
|
|
} else {
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
bta_ag_rfc_do_close(p_scb, p_data);
|
|
}
|
|
/* Always do SCO shutdown to handle all SCO corner cases */
|
|
bta_ag_sco_shutdown(p_scb, p_data);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_post_sco_open
|
|
**
|
|
** Description Perform post-SCO open action, if any
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_post_sco_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
switch (p_scb->post_sco) {
|
|
case BTA_AG_POST_SCO_RING:
|
|
bta_ag_send_ring(p_scb, p_data);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
case BTA_AG_POST_SCO_CALL_CONN:
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_IN_CALL_CONN_RES);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_post_sco_close
|
|
**
|
|
** Description Perform post-SCO close action, if any
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_post_sco_close(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
switch (p_scb->post_sco) {
|
|
case BTA_AG_POST_SCO_CLOSE_RFC:
|
|
bta_ag_rfc_do_close(p_scb, p_data);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
case BTA_AG_POST_SCO_CALL_CONN:
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_IN_CALL_CONN_RES);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
case BTA_AG_POST_SCO_CALL_ORIG:
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_OUT_CALL_ORIG_RES);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
case BTA_AG_POST_SCO_CALL_END:
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_END_CALL_RES);
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
break;
|
|
|
|
case BTA_AG_POST_SCO_CALL_END_INCALL:
|
|
{
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_END_CALL_RES);
|
|
/* Sending callsetup IND and Ring were defered to after SCO close. */
|
|
bta_ag_send_call_inds(p_scb, BTA_AG_IN_CALL_RES);
|
|
|
|
if (bta_ag_inband_enabled(p_scb) && !(p_scb->features & BTA_AG_FEAT_NOSCO)) {
|
|
p_scb->post_sco = BTA_AG_POST_SCO_RING;
|
|
bta_ag_sco_open(p_scb, p_data);
|
|
} else {
|
|
p_scb->post_sco = BTA_AG_POST_SCO_NONE;
|
|
bta_ag_send_ring(p_scb, p_data);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_svc_conn_open
|
|
**
|
|
** Description Service level connection opened
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_svc_conn_open(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
tBTA_AG_CONN evt;
|
|
UNUSED(p_data);
|
|
|
|
if (!p_scb->svc_conn) {
|
|
/* set state variable */
|
|
p_scb->svc_conn = TRUE;
|
|
/* Clear AT+BIA mask from previous SLC if any. */
|
|
p_scb->bia_masked_out = 0;
|
|
/* stop timer */
|
|
bta_sys_stop_timer(&p_scb->act_timer);
|
|
/* call callback */
|
|
evt.hdr.handle = bta_ag_scb_to_idx(p_scb);
|
|
evt.hdr.app_id = p_scb->app_id;
|
|
evt.peer_feat = p_scb->peer_features;
|
|
bdcpy(evt.bd_addr, p_scb->peer_addr);
|
|
#if (BTM_WBS_INCLUDED == TRUE )
|
|
evt.peer_codec = p_scb->peer_codecs;
|
|
#endif
|
|
if ((p_scb->call_ind != BTA_AG_CALL_INACTIVE) ||
|
|
(p_scb->callsetup_ind != BTA_AG_CALLSETUP_NONE)) {
|
|
bta_sys_sco_use(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
}
|
|
(*bta_ag_cb.p_cback)(BTA_AG_CONN_EVT, (tBTA_AG *) &evt);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_ci_rx_data
|
|
**
|
|
** Description Send result code to RFCOMM
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_ci_rx_data(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
UINT16 len;
|
|
tBTA_AG_CI_RX_WRITE *p_rx_write_msg = (tBTA_AG_CI_RX_WRITE *)p_data;
|
|
char *p_data_area = (char *)(p_rx_write_msg+1); /* Point to data area after header */
|
|
|
|
APPL_TRACE_DEBUG("bta_ag_ci_rx_data:");
|
|
/* send to RFCOMM */
|
|
bta_sys_busy(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
PORT_WriteData(p_scb->conn_handle, p_data_area, strlen(p_data_area), &len);
|
|
bta_sys_idle(BTA_ID_AG, p_scb->app_id, p_scb->peer_addr);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_rcvd_slc_ready
|
|
**
|
|
** Description Handles SLC ready call-in in case of pass-through mode.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_rcvd_slc_ready(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
UNUSED(p_data);
|
|
APPL_TRACE_DEBUG("bta_ag_rcvd_slc_ready: handle = %d", bta_ag_scb_to_idx(p_scb));
|
|
|
|
if (bta_ag_cb.parse_mode == BTA_AG_PASS_THROUGH) {
|
|
/* In pass-through mode, BTA knows that SLC is ready only through call-in. */
|
|
bta_ag_svc_conn_open(p_scb, NULL);
|
|
}
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function bta_ag_setcodec
|
|
**
|
|
** Description Handle API SetCodec
|
|
**
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
void bta_ag_setcodec(tBTA_AG_SCB *p_scb, tBTA_AG_DATA *p_data)
|
|
{
|
|
#if (BTM_WBS_INCLUDED == TRUE )
|
|
tBTA_AG_PEER_CODEC codec_type = p_data->api_setcodec.codec;
|
|
tBTA_AG_VAL val;
|
|
|
|
/* Check if the requested codec type is valid */
|
|
if((codec_type != BTA_AG_CODEC_NONE) &&
|
|
(codec_type != BTA_AG_CODEC_CVSD) &&
|
|
(codec_type != BTA_AG_CODEC_MSBC)) {
|
|
val.num = codec_type;
|
|
val.hdr.status = BTA_AG_FAIL_RESOURCES;
|
|
APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
|
|
(*bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG *) &val);
|
|
return;
|
|
}
|
|
|
|
if((p_scb->peer_codecs & codec_type) || (codec_type == BTA_AG_CODEC_NONE) ||
|
|
(codec_type == BTA_AG_CODEC_CVSD)) {
|
|
p_scb->sco_codec = codec_type;
|
|
p_scb->codec_updated = TRUE;
|
|
val.num = codec_type;
|
|
val.hdr.status = BTA_AG_SUCCESS;
|
|
APPL_TRACE_DEBUG("bta_ag_setcodec: Updated codec type %d", codec_type);
|
|
} else {
|
|
val.num = codec_type;
|
|
val.hdr.status = BTA_AG_FAIL_RESOURCES;
|
|
APPL_TRACE_ERROR("bta_ag_setcodec error: unsupported codec type %d", codec_type);
|
|
}
|
|
(*bta_ag_cb.p_cback)(BTA_AG_WBS_EVT, (tBTA_AG *) &val);
|
|
#endif
|
|
}
|
|
|
|
#endif /* #if (BTA_AG_INCLUDED == TRUE) */
|