1. remove GKI(not use osi_free_and_reset) 2. modify mutex/semaphore to individual directory 3. set osi_malloc as malloc(previously use calloc) 4. change osi allocator debug osi_free 5. fix rebase of remove GKI
245 lines
8.2 KiB
C
245 lines
8.2 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2006-2013 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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#include <string.h>
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#include "bt_target.h"
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#include "avrc_api.h"
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#include "avrc_defs.h"
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#include "avrc_int.h"
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#include "allocator.h"
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#if (defined(AVRC_INCLUDED) && AVRC_INCLUDED == TRUE)
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/*****************************************************************************
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** Global data
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*****************************************************************************/
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#if (AVRC_METADATA_INCLUDED == TRUE)
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/*******************************************************************************
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**
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** Function avrc_bld_next_cmd
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**
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** Description This function builds the Request Continue or Abort command.
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**
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** Returns AVRC_STS_NO_ERROR, if the command is built successfully
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** Otherwise, the error code.
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**
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*******************************************************************************/
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static tAVRC_STS avrc_bld_next_cmd (tAVRC_NEXT_CMD *p_cmd, BT_HDR *p_pkt)
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{
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UINT8 *p_data, *p_start;
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AVRC_TRACE_API("avrc_bld_next_cmd");
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/* get the existing length, if any, and also the num attributes */
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p_start = (UINT8 *)(p_pkt + 1) + p_pkt->offset;
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p_data = p_start + 2; /* pdu + rsvd */
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/* add fixed lenth 1 - pdu_id (1) */
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UINT16_TO_BE_STREAM(p_data, 1);
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UINT8_TO_BE_STREAM(p_data, p_cmd->target_pdu);
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p_pkt->len = (p_data - p_start);
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return AVRC_STS_NO_ERROR;
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}
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/*****************************************************************************
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** the following commands are introduced in AVRCP 1.4
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*****************************************************************************/
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#if (AVRC_ADV_CTRL_INCLUDED == TRUE)
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/*******************************************************************************
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**
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** Function avrc_bld_set_abs_volume_cmd
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**
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** Description This function builds the Set Absolute Volume command.
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**
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** Returns AVRC_STS_NO_ERROR, if the command is built successfully
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** Otherwise, the error code.
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**
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*******************************************************************************/
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static tAVRC_STS avrc_bld_set_abs_volume_cmd (tAVRC_SET_VOLUME_CMD *p_cmd, BT_HDR *p_pkt)
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{
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UINT8 *p_data, *p_start;
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AVRC_TRACE_API("avrc_bld_set_abs_volume_cmd");
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/* get the existing length, if any, and also the num attributes */
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p_start = (UINT8 *)(p_pkt + 1) + p_pkt->offset;
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p_data = p_start + 2; /* pdu + rsvd */
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/* add fixed lenth 1 - volume (1) */
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UINT16_TO_BE_STREAM(p_data, 1);
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UINT8_TO_BE_STREAM(p_data, (AVRC_MAX_VOLUME & p_cmd->volume));
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p_pkt->len = (p_data - p_start);
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return AVRC_STS_NO_ERROR;
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}
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/*******************************************************************************
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**
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** Function avrc_bld_vol_change_notfn
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**
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** Description This function builds the register notification for volume change.
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**
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** Returns AVRC_STS_NO_ERROR, if the command is built successfully
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** Otherwise, the error code.
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**
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*******************************************************************************/
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static tAVRC_STS avrc_bld_vol_change_notfn(BT_HDR *p_pkt)
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{
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UINT8 *p_data, *p_start;
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AVRC_TRACE_API("avrc_bld_vol_change");
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/* get the existing length, if any, and also the num attributes */
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// Set the notify value
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p_start = (UINT8 *)(p_pkt + 1) + p_pkt->offset;
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p_data = p_start + 2; /* pdu + rsvd */
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/* add fixed length 5 -*/
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UINT16_TO_BE_STREAM(p_data, 5);
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UINT8_TO_BE_STREAM(p_data, AVRC_EVT_VOLUME_CHANGE);
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UINT32_TO_BE_STREAM(p_data, 0);
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p_pkt->len = (p_data - p_start);
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return AVRC_STS_NO_ERROR;
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}
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#endif
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/*******************************************************************************
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**
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** Function avrc_bld_init_cmd_buffer
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**
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** Description This function initializes the command buffer based on PDU
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**
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** Returns NULL, if no GKI buffer or failure to build the message.
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** Otherwise, the GKI buffer that contains the initialized message.
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**
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*******************************************************************************/
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static BT_HDR *avrc_bld_init_cmd_buffer(tAVRC_COMMAND *p_cmd)
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{
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UINT8 opcode = avrc_opcode_from_pdu(p_cmd->pdu);
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AVRC_TRACE_API("avrc_bld_init_cmd_buffer: pdu=%x, opcode=%x", p_cmd->pdu, opcode);
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UINT16 offset = 0;
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switch (opcode)
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{
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case AVRC_OP_PASS_THRU:
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offset = AVRC_MSG_PASS_THRU_OFFSET;
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break;
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case AVRC_OP_VENDOR:
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offset = AVRC_MSG_VENDOR_OFFSET;
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break;
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}
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/* allocate and initialize the buffer */
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BT_HDR *p_pkt = (BT_HDR *)osi_malloc(AVRC_META_CMD_BUF_SIZE);
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if (p_pkt) {
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UINT8 *p_data, *p_start;
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p_pkt->layer_specific = AVCT_DATA_CTRL;
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p_pkt->event = opcode;
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p_pkt->offset = offset;
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p_data = (UINT8 *)(p_pkt + 1) + p_pkt->offset;
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p_start = p_data;
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/* pass thru - group navigation - has a two byte op_id, so dont do it here */
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if (opcode != AVRC_OP_PASS_THRU) {
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*p_data++ = p_cmd->pdu;
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}
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switch (opcode) {
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case AVRC_OP_VENDOR:
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/* reserved 0, packet_type 0 */
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UINT8_TO_BE_STREAM(p_data, 0);
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/* continue to the next "case to add length */
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/* add fixed lenth - 0 */
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UINT16_TO_BE_STREAM(p_data, 0);
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break;
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}
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p_pkt->len = (p_data - p_start);
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}
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p_cmd->cmd.opcode = opcode;
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return p_pkt;
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}
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/*******************************************************************************
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**
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** Function AVRC_BldCommand
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**
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** Description This function builds the given AVRCP command to the given
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** GKI buffer
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**
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** Returns AVRC_STS_NO_ERROR, if the command is built successfully
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** Otherwise, the error code.
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**
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*******************************************************************************/
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tAVRC_STS AVRC_BldCommand( tAVRC_COMMAND *p_cmd, BT_HDR **pp_pkt)
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{
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tAVRC_STS status = AVRC_STS_BAD_PARAM;
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BT_HDR *p_pkt;
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BOOLEAN alloc = FALSE;
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AVRC_TRACE_API("AVRC_BldCommand: pdu=%x status=%x", p_cmd->cmd.pdu, p_cmd->cmd.status);
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if (!p_cmd || !pp_pkt) {
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AVRC_TRACE_API("AVRC_BldCommand. Invalid parameters passed. p_cmd=%p, pp_pkt=%p",
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p_cmd, pp_pkt);
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return AVRC_STS_BAD_PARAM;
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}
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if (*pp_pkt == NULL) {
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if ((*pp_pkt = avrc_bld_init_cmd_buffer(p_cmd)) == NULL) {
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AVRC_TRACE_API("AVRC_BldCommand: Failed to initialize command buffer");
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return AVRC_STS_INTERNAL_ERR;
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}
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alloc = TRUE;
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}
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status = AVRC_STS_NO_ERROR;
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p_pkt = *pp_pkt;
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switch (p_cmd->pdu) {
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case AVRC_PDU_REQUEST_CONTINUATION_RSP: /* 0x40 */
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status = avrc_bld_next_cmd(&p_cmd->continu, p_pkt);
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break;
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case AVRC_PDU_ABORT_CONTINUATION_RSP: /* 0x41 */
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status = avrc_bld_next_cmd(&p_cmd->abort, p_pkt);
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break;
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#if (AVRC_ADV_CTRL_INCLUDED == TRUE)
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case AVRC_PDU_SET_ABSOLUTE_VOLUME: /* 0x50 */
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status = avrc_bld_set_abs_volume_cmd(&p_cmd->volume, p_pkt);
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break;
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#endif
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case AVRC_PDU_REGISTER_NOTIFICATION: /* 0x31 */
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#if (AVRC_ADV_CTRL_INCLUDED == TRUE)
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if (AVRC_EVT_VOLUME_CHANGE == p_cmd->reg_notif.event_id) {
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status = avrc_bld_vol_change_notfn(p_pkt);
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}
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#endif
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break;
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}
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if (alloc && (status != AVRC_STS_NO_ERROR) ) {
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osi_free(p_pkt);
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*pp_pkt = NULL;
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}
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AVRC_TRACE_API("AVRC_BldCommand: returning %d", status);
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return status;
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}
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#endif /* (AVRC_METADATA_INCLUDED == TRUE) */
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#endif /* #if (defined(AVRC_INCLUDED) && AVRC_INCLUDED == TRUE) */
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