316 lines
10 KiB
C
316 lines
10 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2008-2012 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 is the implementation for the audio/video registration module.
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*
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******************************************************************************/
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#include "bt_target.h"
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#include <string.h>
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#include "bta_ar_api.h"
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#include "bta_ar_int.h"
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#if BTA_AR_INCLUDED
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/* AV control block */
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#if BTA_DYNAMIC_MEMORY == FALSE
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tBTA_AR_CB bta_ar_cb;
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#endif
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/*******************************************************************************
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**
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** Function bta_ar_id
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**
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** Description This function maps sys_id to ar id mask.
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**
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** Returns void
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**
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*******************************************************************************/
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static UINT8 bta_ar_id(tBTA_SYS_ID sys_id)
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{
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UINT8 mask = 0;
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if (sys_id == BTA_ID_AV) {
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mask = BTA_AR_AV_MASK;
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} else if (sys_id == BTA_ID_AVK) {
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mask = BTA_AR_AVK_MASK;
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}
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return mask;
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}
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/*******************************************************************************
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**
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** Function bta_ar_init
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**
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** Description This function is called to register to AVDTP.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_init(void)
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{
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/* initialize control block */
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memset(&bta_ar_cb, 0, sizeof(tBTA_AR_CB));
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}
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/*******************************************************************************
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**
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** Function bta_ar_reg_avdt
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**
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** Description This function is called to register to AVDTP.
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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_ar_avdt_cback(UINT8 handle, BD_ADDR bd_addr, UINT8 event, tAVDT_CTRL *p_data)
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{
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/* route the AVDT registration callback to av or avk */
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if (bta_ar_cb.p_av_conn_cback) {
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(*bta_ar_cb.p_av_conn_cback)(handle, bd_addr, event, p_data);
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}
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if (bta_ar_cb.p_avk_conn_cback) {
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(*bta_ar_cb.p_avk_conn_cback)(handle, bd_addr, 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_ar_reg_avdt
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**
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** Description AR module registration to AVDT.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_reg_avdt(tAVDT_REG *p_reg, tAVDT_CTRL_CBACK *p_cback, tBTA_SYS_ID sys_id)
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{
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UINT8 mask = 0;
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if (sys_id == BTA_ID_AV) {
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bta_ar_cb.p_av_conn_cback = p_cback;
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mask = BTA_AR_AV_MASK;
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} else if (sys_id == BTA_ID_AVK) {
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bta_ar_cb.p_avk_conn_cback = p_cback;
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mask = BTA_AR_AVK_MASK;
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}
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#if (BTA_AR_DEBUG == TRUE)
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else {
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APPL_TRACE_ERROR("bta_ar_reg_avdt: the registration is from wrong sys_id:%d", sys_id);
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}
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#endif
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if (mask) {
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if (bta_ar_cb.avdt_registered == 0) {
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AVDT_Register(p_reg, bta_ar_avdt_cback);
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}
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bta_ar_cb.avdt_registered |= mask;
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}
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}
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/*******************************************************************************
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**
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** Function bta_ar_dereg_avdt
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**
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** Description This function is called to de-register from AVDTP.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_dereg_avdt(tBTA_SYS_ID sys_id)
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{
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UINT8 mask = 0;
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if (sys_id == BTA_ID_AV) {
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bta_ar_cb.p_av_conn_cback = NULL;
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mask = BTA_AR_AV_MASK;
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} else if (sys_id == BTA_ID_AVK) {
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bta_ar_cb.p_avk_conn_cback = NULL;
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mask = BTA_AR_AVK_MASK;
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}
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bta_ar_cb.avdt_registered &= ~mask;
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if (bta_ar_cb.avdt_registered == 0) {
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AVDT_Deregister();
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}
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}
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/*******************************************************************************
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**
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** Function bta_ar_avdt_conn
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**
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** Description This function is called to let ar know that some AVDTP profile
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** is connected for this sys_id.
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** If the other sys modules started a timer for PENDING_EVT,
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** the timer can be stopped now.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_avdt_conn(tBTA_SYS_ID sys_id, BD_ADDR bd_addr)
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{
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UINT8 event = BTA_AR_AVDT_CONN_EVT;
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tAVDT_CTRL data;
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if (sys_id == BTA_ID_AV) {
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if (bta_ar_cb.p_avk_conn_cback) {
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(*bta_ar_cb.p_avk_conn_cback)(0, bd_addr, event, &data);
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}
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} else if (sys_id == BTA_ID_AVK) {
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if (bta_ar_cb.p_av_conn_cback) {
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(*bta_ar_cb.p_av_conn_cback)(0, bd_addr, event, &data);
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}
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}
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}
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/*******************************************************************************
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**
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** Function bta_ar_reg_avct
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**
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** Description This function is called to register to AVCTP.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_reg_avct(UINT16 mtu, UINT16 mtu_br, UINT8 sec_mask, tBTA_SYS_ID sys_id)
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{
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UINT8 mask = bta_ar_id (sys_id);
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if (mask) {
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if (bta_ar_cb.avct_registered == 0) {
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AVCT_Register(mtu, mtu_br, sec_mask);
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}
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bta_ar_cb.avct_registered |= mask;
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}
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}
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/*******************************************************************************
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**
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** Function bta_ar_dereg_avct
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**
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** Description This function is called to deregister from AVCTP.
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**
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** Returns void
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**
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*******************************************************************************/
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void bta_ar_dereg_avct(tBTA_SYS_ID sys_id)
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{
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UINT8 mask = bta_ar_id (sys_id);
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bta_ar_cb.avct_registered &= ~mask;
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if (bta_ar_cb.avct_registered == 0) {
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AVCT_Deregister();
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}
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}
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/******************************************************************************
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**
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** Function bta_ar_reg_avrc
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**
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** Description This function is called to register an SDP record for AVRCP.
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**
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** Returns void
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**
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******************************************************************************/
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void bta_ar_reg_avrc(UINT16 service_uuid, char *service_name, char *provider_name,
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UINT16 categories, tBTA_SYS_ID sys_id)
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{
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UINT8 mask = bta_ar_id (sys_id);
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UINT8 temp[8], *p;
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if (!mask || !categories) {
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return;
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}
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if (service_uuid == UUID_SERVCLASS_AV_REM_CTRL_TARGET) {
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if (bta_ar_cb.sdp_tg_handle == 0) {
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bta_ar_cb.tg_registered = mask;
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bta_ar_cb.sdp_tg_handle = SDP_CreateRecord();
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AVRC_AddRecord(service_uuid, service_name, provider_name, categories, bta_ar_cb.sdp_tg_handle);
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bta_sys_add_uuid(service_uuid);
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}
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/* only one TG is allowed (first-come, first-served).
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* If sdp_tg_handle is non-0, ignore this request */
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} else if ((service_uuid == UUID_SERVCLASS_AV_REMOTE_CONTROL) || (service_uuid == UUID_SERVCLASS_AV_REM_CTRL_CONTROL)) {
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bta_ar_cb.ct_categories [mask - 1] = categories;
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categories = bta_ar_cb.ct_categories[0] | bta_ar_cb.ct_categories[1];
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if (bta_ar_cb.sdp_ct_handle == 0) {
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bta_ar_cb.sdp_ct_handle = SDP_CreateRecord();
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AVRC_AddRecord(service_uuid, service_name, provider_name, categories, bta_ar_cb.sdp_ct_handle);
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bta_sys_add_uuid(service_uuid);
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} else {
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/* multiple CTs are allowed.
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* Change supported categories on the second one */
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p = temp;
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UINT16_TO_BE_STREAM(p, categories);
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SDP_AddAttribute(bta_ar_cb.sdp_ct_handle, ATTR_ID_SUPPORTED_FEATURES, UINT_DESC_TYPE,
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(UINT32)2, (UINT8 *)temp);
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}
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}
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}
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/******************************************************************************
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**
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** Function bta_ar_dereg_avrc
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**
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** Description This function is called to de-register/delete an SDP record for AVRCP.
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**
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** Returns void
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**
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******************************************************************************/
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void bta_ar_dereg_avrc(UINT16 service_uuid, tBTA_SYS_ID sys_id)
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{
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UINT8 mask = bta_ar_id (sys_id);
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UINT16 categories = 0;
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UINT8 temp[8], *p;
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if (!mask) {
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return;
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}
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if (service_uuid == UUID_SERVCLASS_AV_REM_CTRL_TARGET) {
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if (bta_ar_cb.sdp_tg_handle && mask == bta_ar_cb.tg_registered) {
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bta_ar_cb.tg_registered = 0;
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SDP_DeleteRecord(bta_ar_cb.sdp_tg_handle);
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bta_ar_cb.sdp_tg_handle = 0;
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bta_sys_remove_uuid(service_uuid);
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}
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} else if (service_uuid == UUID_SERVCLASS_AV_REMOTE_CONTROL) {
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if (bta_ar_cb.sdp_ct_handle) {
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bta_ar_cb.ct_categories [mask - 1] = 0;
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categories = bta_ar_cb.ct_categories[0] | bta_ar_cb.ct_categories[1];
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if (!categories) {
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/* no CT is still registered - cleaup */
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SDP_DeleteRecord(bta_ar_cb.sdp_ct_handle);
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bta_ar_cb.sdp_ct_handle = 0;
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bta_sys_remove_uuid(service_uuid);
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} else {
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/* change supported categories to the remaning one */
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p = temp;
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UINT16_TO_BE_STREAM(p, categories);
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SDP_AddAttribute(bta_ar_cb.sdp_ct_handle, ATTR_ID_SUPPORTED_FEATURES, UINT_DESC_TYPE,
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(UINT32)2, (UINT8 *)temp);
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}
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}
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}
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}
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#endif /* #if BTA_AR_INCLUDED */
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