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android / platform / external / bluetooth / bluedroid / android-cts-5.1_r25 / . / stack / avdt / avdt_scb.c
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/******************************************************************************
*
* Copyright (C) 2002-2012 Broadcom Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
******************************************************************************/
/******************************************************************************
*
* This module contains the stream control block and functions which
* operate on the stream control block.
*
******************************************************************************/
#include <string.h>
#include "data_types.h"
#include "bt_target.h"
#include "bt_utils.h"
#include "avdt_api.h"
#include "avdtc_api.h"
#include "avdt_int.h"
#include "gki.h"
#include "btu.h"
/*****************************************************************************
** state machine constants and types
*****************************************************************************/
#if AVDT_DEBUG == TRUE
/* verbose state strings for trace */
const char * const avdt_scb_st_str[] = {
"SCB_IDLE_ST",
"SCB_CONF_ST",
"SCB_OPENING_ST",
"SCB_OPEN_ST",
"SCB_STREAM_ST",
"SCB_CLOSING_ST"
};
/* verbose event strings for trace */
const char * const avdt_scb_evt_str[] = {
"API_REMOVE_EVT",
"API_WRITE_REQ_EVT",
"API_GETCONFIG_REQ_EVT",
"API_DELAY_RPT_REQ",
"API_SETCONFIG_REQ_EVT",
"API_OPEN_REQ_EVT",
"API_CLOSE_REQ_EVT",
"API_RECONFIG_REQ_EVT",
"API_SECURITY_REQ_EVT",
"API_ABORT_REQ_EVT",
"API_GETCONFIG_RSP_EVT",
"API_SETCONFIG_RSP_EVT",
"API_SETCONFIG_REJ_EVT",
"API_OPEN_RSP_EVT",
"API_CLOSE_RSP_EVT",
"API_RECONFIG_RSP_EVT",
"API_SECURITY_RSP_EVT",
"API_ABORT_RSP_EVT",
"MSG_SETCONFIG_CMD_EVT",
"MSG_GETCONFIG_CMD_EVT",
"MSG_OPEN_CMD_EVT",
"MSG_START_CMD_EVT",
"MSG_SUSPEND_CMD_EVT",
"MSG_CLOSE_CMD_EVT",
"MSG_ABORT_CMD_EVT",
"MSG_RECONFIG_CMD_EVT",
"MSG_SECURITY_CMD_EVT",
"MSG_DELAY_RPT_CMD_EVT",
"MSG_DELAY_RPT_RSP_EVT",
"MSG_SETCONFIG_RSP_EVT",
"MSG_GETCONFIG_RSP_EVT",
"MSG_OPEN_RSP_EVT",
"MSG_START_RSP_EVT",
"MSG_SUSPEND_RSP_EVT",
"MSG_CLOSE_RSP_EVT",
"MSG_ABORT_RSP_EVT",
"MSG_RECONFIG_RSP_EVT",
"MSG_SECURITY_RSP_EVT",
"MSG_SETCONFIG_REJ_EVT",
"MSG_OPEN_REJ_EVT",
"MSG_START_REJ_EVT",
"MSG_SUSPEND_REJ_EVT",
"TC_TOUT_EVT",
"TC_OPEN_EVT",
"TC_CLOSE_EVT",
"TC_CONG_EVT",
"TC_DATA_EVT",
"CC_CLOSE_EVT"
};
#endif
/* action function list */
const tAVDT_SCB_ACTION avdt_scb_action[] = {
avdt_scb_hdl_abort_cmd,
avdt_scb_hdl_abort_rsp,
avdt_scb_hdl_close_cmd,
avdt_scb_hdl_close_rsp,
avdt_scb_hdl_getconfig_cmd,
avdt_scb_hdl_getconfig_rsp,
avdt_scb_hdl_open_cmd,
avdt_scb_hdl_open_rej,
avdt_scb_hdl_open_rsp,
avdt_scb_hdl_pkt,
avdt_scb_drop_pkt,
avdt_scb_hdl_reconfig_cmd,
avdt_scb_hdl_reconfig_rsp,
avdt_scb_hdl_security_cmd,
avdt_scb_hdl_security_rsp,
avdt_scb_hdl_setconfig_cmd,
avdt_scb_hdl_setconfig_rej,
avdt_scb_hdl_setconfig_rsp,
avdt_scb_hdl_start_cmd,
avdt_scb_hdl_start_rsp,
avdt_scb_hdl_suspend_cmd,
avdt_scb_hdl_suspend_rsp,
avdt_scb_hdl_tc_close,
#if AVDT_REPORTING == TRUE
avdt_scb_hdl_tc_close_sto,
#endif
avdt_scb_hdl_tc_open,
#if AVDT_REPORTING == TRUE
avdt_scb_hdl_tc_open_sto,
#endif
avdt_scb_snd_delay_rpt_req,
avdt_scb_hdl_delay_rpt_cmd,
avdt_scb_hdl_delay_rpt_rsp,
avdt_scb_hdl_write_req,
avdt_scb_snd_abort_req,
avdt_scb_snd_abort_rsp,
avdt_scb_snd_close_req,
avdt_scb_snd_stream_close,
avdt_scb_snd_close_rsp,
avdt_scb_snd_getconfig_req,
avdt_scb_snd_getconfig_rsp,
avdt_scb_snd_open_req,
avdt_scb_snd_open_rsp,
avdt_scb_snd_reconfig_req,
avdt_scb_snd_reconfig_rsp,
avdt_scb_snd_security_req,
avdt_scb_snd_security_rsp,
avdt_scb_snd_setconfig_req,
avdt_scb_snd_setconfig_rej,
avdt_scb_snd_setconfig_rsp,
avdt_scb_snd_tc_close,
avdt_scb_cb_err,
avdt_scb_cong_state,
avdt_scb_rej_state,
avdt_scb_rej_in_use,
avdt_scb_rej_not_in_use,
avdt_scb_set_remove,
avdt_scb_free_pkt,
avdt_scb_clr_pkt,
avdt_scb_chk_snd_pkt,
avdt_scb_tc_timer,
avdt_scb_clr_vars,
avdt_scb_dealloc
};
/* state table information */
#define AVDT_SCB_ACTIONS 2 /* number of actions */
#define AVDT_SCB_NEXT_STATE 2 /* position of next state */
#define AVDT_SCB_NUM_COLS 3 /* number of columns in state tables */
/* state table for idle state */
const UINT8 avdt_scb_st_idle[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_DEALLOC, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_FREE_PKT, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_SND_SETCONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_SND_SETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_SND_SETCONFIG_REJ, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_HDL_SETCONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_REJ_NOT_IN_USE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_HDL_SETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_HDL_SETCONFIG_REJ, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_OPEN_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_CONG_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_DATA_EVT */ {AVDT_SCB_DROP_PKT, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_CLR_VARS, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST}
};
/* state table for configured state */
const UINT8 avdt_scb_st_conf[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_SET_REMOVE, AVDT_SCB_CONF_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_FREE_PKT, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_SND_GETCONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_SND_DELAY_RPT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_SND_OPEN_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_SND_SECURITY_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_SND_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_SND_OPEN_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_SND_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IDLE_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_IN_USE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_HDL_GETCONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_HDL_OPEN_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_HDL_SECURITY_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_HDL_DELAY_RPT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_HDL_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_HDL_OPEN_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_HDL_ABORT_RSP, AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IDLE_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_HDL_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_HDL_OPEN_REJ, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* TC_OPEN_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* TC_CONG_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* TC_DATA_EVT */ {AVDT_SCB_DROP_PKT, AVDT_SCB_IGNORE, AVDT_SCB_CONF_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST}
};
/* state table for opening state */
const UINT8 avdt_scb_st_opening[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_SND_CLOSE_REQ, AVDT_SCB_SET_REMOVE, AVDT_SCB_CLOSING_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_FREE_PKT, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_SND_GETCONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_SND_DELAY_RPT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_SND_CLOSE_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_SND_SECURITY_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_SND_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_SND_CLOSE_RSP, AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_SND_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_HDL_GETCONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_HDL_CLOSE_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_HDL_SECURITY_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_HDL_DELAY_RPT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_HDL_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_HDL_ABORT_RSP, AVDT_SCB_CLOSING_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_HDL_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* TC_OPEN_EVT */ {AVDT_SCB_HDL_TC_OPEN, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_CONG_EVT */ {AVDT_SCB_CONG_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* TC_DATA_EVT */ {AVDT_SCB_DROP_PKT, AVDT_SCB_IGNORE, AVDT_SCB_OPENING_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST}
};
/* state table for open state */
const UINT8 avdt_scb_st_open[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_SND_CLOSE_REQ, AVDT_SCB_SET_REMOVE, AVDT_SCB_CLOSING_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_FREE_PKT, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_SND_GETCONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_SND_DELAY_RPT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_SND_CLOSE_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_SND_RECONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_SND_SECURITY_REQ, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_SND_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_SND_CLOSE_RSP, AVDT_SCB_TC_TIMER, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_SND_RECONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_SND_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_TC_TIMER, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_HDL_GETCONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_HDL_START_CMD, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_HDL_CLOSE_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_HDL_RECONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_HDL_SECURITY_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_HDL_DELAY_RPT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_HDL_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_HDL_RECONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_HDL_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
#if AVDT_REPORTING == TRUE
/* TC_OPEN_EVT */ {AVDT_SCB_HDL_TC_OPEN_STO, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE_STO, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
#else
/* TC_OPEN_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
#endif
/* TC_CONG_EVT */ {AVDT_SCB_CONG_STATE, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* TC_DATA_EVT */ {AVDT_SCB_DROP_PKT, AVDT_SCB_IGNORE, AVDT_SCB_OPEN_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST}
};
/* state table for streaming state */
const UINT8 avdt_scb_st_stream[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_SND_STREAM_CLOSE, AVDT_SCB_SET_REMOVE, AVDT_SCB_CLOSING_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_HDL_WRITE_REQ, AVDT_SCB_CHK_SND_PKT, AVDT_SCB_STREAM_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_SND_GETCONFIG_REQ, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_SND_DELAY_RPT_REQ, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_SND_STREAM_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_SND_SECURITY_REQ, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_SND_ABORT_REQ, AVDT_SCB_CLR_PKT, AVDT_SCB_CLOSING_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_SND_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_SND_CLOSE_RSP, AVDT_SCB_TC_TIMER, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_SND_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_TC_TIMER, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_HDL_GETCONFIG_CMD, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_HDL_SUSPEND_CMD, AVDT_SCB_CLR_PKT, AVDT_SCB_OPEN_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_HDL_CLOSE_CMD, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_CLR_PKT, AVDT_SCB_STREAM_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_HDL_SECURITY_CMD, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_HDL_DELAY_RPT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_HDL_GETCONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_CLR_PKT, AVDT_SCB_OPEN_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_HDL_RECONFIG_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_HDL_SECURITY_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* TC_OPEN_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_CONG_EVT */ {AVDT_SCB_CONG_STATE, AVDT_SCB_CHK_SND_PKT, AVDT_SCB_STREAM_ST},
/* TC_DATA_EVT */ {AVDT_SCB_HDL_PKT, AVDT_SCB_IGNORE, AVDT_SCB_STREAM_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST}
};
/* state table for closing state */
const UINT8 avdt_scb_st_closing[][AVDT_SCB_NUM_COLS] = {
/* Event Action 1 Action 2 Next state */
/* API_REMOVE_EVT */ {AVDT_SCB_SET_REMOVE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_WRITE_REQ_EVT */ {AVDT_SCB_FREE_PKT, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_GETCONFIG_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_DELAY_RPT_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_SETCONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_OPEN_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_CLOSE_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_SECURITY_REQ_EVT */ {AVDT_SCB_CB_ERR, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_ABORT_REQ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_GETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_CLOSE_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_SECURITY_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* API_ABORT_RSP_EVT */ {AVDT_SCB_SND_ABORT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_GETCONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_OPEN_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_START_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SUSPEND_CMD_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_CLOSE_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_ABORT_CMD_EVT */ {AVDT_SCB_HDL_ABORT_CMD, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_RECONFIG_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SECURITY_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_DELAY_RPT_CMD_EVT */ {AVDT_SCB_REJ_STATE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_DELAY_RPT_RSP_EVT */ {AVDT_SCB_HDL_DELAY_RPT_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_GETCONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_OPEN_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_START_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SUSPEND_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_CLOSE_RSP_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_HDL_CLOSE_RSP, AVDT_SCB_CLOSING_ST},
/* MSG_ABORT_RSP_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_HDL_ABORT_RSP, AVDT_SCB_CLOSING_ST},
/* MSG_RECONFIG_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SECURITY_RSP_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SETCONFIG_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_OPEN_REJ_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_START_REJ_EVT */ {AVDT_SCB_HDL_START_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* MSG_SUSPEND_REJ_EVT */ {AVDT_SCB_HDL_SUSPEND_RSP, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* TC_TOUT_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* TC_OPEN_EVT */ {AVDT_SCB_SND_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* TC_CLOSE_EVT */ {AVDT_SCB_HDL_TC_CLOSE, AVDT_SCB_IGNORE, AVDT_SCB_IDLE_ST},
/* TC_CONG_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* TC_DATA_EVT */ {AVDT_SCB_DROP_PKT, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST},
/* CC_CLOSE_EVT */ {AVDT_SCB_IGNORE, AVDT_SCB_IGNORE, AVDT_SCB_CLOSING_ST}
};
/* type for state table */
typedef const UINT8 (*tAVDT_SCB_ST_TBL)[AVDT_SCB_NUM_COLS];
/* state table */
const tAVDT_SCB_ST_TBL avdt_scb_st_tbl[] = {
avdt_scb_st_idle,
avdt_scb_st_conf,
avdt_scb_st_opening,
avdt_scb_st_open,
avdt_scb_st_stream,
avdt_scb_st_closing
};
/*******************************************************************************
**
** Function avdt_scb_event
**
** Description State machine event handling function for scb
**
**
** Returns Nothing.
**
*******************************************************************************/
void avdt_scb_event(tAVDT_SCB *p_scb, UINT8 event, tAVDT_SCB_EVT *p_data)
{
tAVDT_SCB_ST_TBL state_table;
UINT8 action;
int i;
#if AVDT_DEBUG == TRUE
AVDT_TRACE_EVENT("SCB hdl=%d event=%d/%s state=%s", avdt_scb_to_hdl(p_scb), event, avdt_scb_evt_str[event], avdt_scb_st_str[p_scb->state]);
#endif
BTTRC_AVDT_SCB_EVENT(event, p_scb->state);
/* set current event */
p_scb->curr_evt = event;
/* look up the state table for the current state */
state_table = avdt_scb_st_tbl[p_scb->state];
/* set next state */
if (p_scb->state != state_table[event][AVDT_SCB_NEXT_STATE]) {
BTTRC_AVDT_SCB_STATE(state_table[event][AVDT_SCB_NEXT_STATE]);
p_scb->state = state_table[event][AVDT_SCB_NEXT_STATE];
}
/* execute action functions */
for (i = 0; i < AVDT_SCB_ACTIONS; i++)
{
if ((action = state_table[event][i]) != AVDT_SCB_IGNORE)
{
BTTRC_AVDT_SCB_ACTION(action);
(*avdt_cb.p_scb_act[action])(p_scb, p_data);
}
else
{
break;
}
}
}
/*******************************************************************************
**
** Function avdt_scb_init
**
** Description Initialize stream control block module.
**
**
** Returns Nothing.
**
*******************************************************************************/
void avdt_scb_init(void)
{
memset(&avdt_cb.scb[0], 0, sizeof(tAVDT_SCB) * AVDT_NUM_SEPS);
avdt_cb.p_scb_act = (tAVDT_SCB_ACTION *) avdt_scb_action;
}
/*******************************************************************************
**
** Function avdt_scb_alloc
**
** Description Allocate a stream control block.
**
**
** Returns pointer to the scb, or NULL if none could be allocated.
**
*******************************************************************************/
tAVDT_SCB *avdt_scb_alloc(tAVDT_CS *p_cs)
{
tAVDT_SCB *p_scb = &avdt_cb.scb[0];
int i;
/* find available scb */
for (i = 0; i < AVDT_NUM_SEPS; i++, p_scb++)
{
if (!p_scb->allocated)
{
memset(p_scb,0,sizeof(tAVDT_SCB));
p_scb->allocated = TRUE;
p_scb->p_ccb = NULL;
/* initialize sink as activated */
if (p_cs->tsep == AVDT_TSEP_SNK)
{
p_scb->sink_activated = TRUE;
}
memcpy(&p_scb->cs, p_cs, sizeof(tAVDT_CS));
#if AVDT_MULTIPLEXING == TRUE
/* initialize fragments gueue */
GKI_init_q(&p_scb->frag_q);
if(p_cs->cfg.psc_mask & AVDT_PSC_MUX)
{
p_scb->cs.cfg.mux_tcid_media = avdt_ad_type_to_tcid(AVDT_CHAN_MEDIA, p_scb);
#if AVDT_REPORTING == TRUE
if(p_cs->cfg.psc_mask & AVDT_PSC_REPORT)
{
p_scb->cs.cfg.mux_tcid_report = avdt_ad_type_to_tcid(AVDT_CHAN_REPORT, p_scb);
}
#endif
}
#endif
p_scb->timer_entry.param = (UINT32) p_scb;
AVDT_TRACE_DEBUG("avdt_scb_alloc hdl=%d, psc_mask:0x%x", i+1, p_cs->cfg.psc_mask);
break;
}
}
if (i == AVDT_NUM_SEPS)
{
/* out of ccbs */
p_scb = NULL;
AVDT_TRACE_WARNING("Out of scbs");
}
return p_scb;
}
/*******************************************************************************
**
** Function avdt_scb_dealloc
**
** Description Deallocate a stream control block.
**
**
** Returns void.
**
*******************************************************************************/
void avdt_scb_dealloc(tAVDT_SCB *p_scb, tAVDT_SCB_EVT *p_data)
{
#if AVDT_MULTIPLEXING == TRUE
void *p_buf;
#endif
UNUSED(p_data);
AVDT_TRACE_DEBUG("avdt_scb_dealloc hdl=%d", avdt_scb_to_hdl(p_scb));
btu_stop_timer(&p_scb->timer_entry);
#if AVDT_MULTIPLEXING == TRUE
/* free fragments we're holding, if any; it shouldn't happen */
while ((p_buf = GKI_dequeue (&p_scb->frag_q)) != NULL)
GKI_freebuf(p_buf);
#endif
memset(p_scb, 0, sizeof(tAVDT_SCB));
}
/*******************************************************************************
**
** Function avdt_scb_to_hdl
**
** Description Given a pointer to an scb, return its handle (or seid).
**
**
** Returns Index of scb.
**
*******************************************************************************/
UINT8 avdt_scb_to_hdl(tAVDT_SCB *p_scb)
{
return (UINT8) (p_scb - avdt_cb.scb + 1);
}
/*******************************************************************************
**
** Function avdt_scb_by_hdl
**
** Description Given an scb handle (or seid), return a pointer to the scb.
**
**
** Returns Pointer to scb or NULL if index is out of range or scb
** is not allocated.
**
*******************************************************************************/
tAVDT_SCB *avdt_scb_by_hdl(UINT8 hdl)
{
tAVDT_SCB *p_scb;
/* verify index */
if ((hdl > 0) && (hdl <= AVDT_NUM_SEPS))
{
p_scb = &avdt_cb.scb[hdl - 1];
/* verify scb is allocated */
if (!p_scb->allocated)
{
p_scb = NULL;
AVDT_TRACE_WARNING("scb hdl %d not allocated", hdl);
}
}
else
{
p_scb = NULL;
AVDT_TRACE_WARNING("scb hdl %d out of range", hdl);
}
return p_scb;
}
/*******************************************************************************
**
** Function avdt_scb_verify
**
** Description Verify the condition of a list of scbs.
**
**
** Returns SEID that failed, or 0 if success.
**
*******************************************************************************/
UINT8 avdt_scb_verify(tAVDT_CCB *p_ccb, UINT8 state, UINT8 *p_seid, UINT16 num_seid, UINT8 *p_err_code)
{
int i;
tAVDT_SCB *p_scb;
UINT8 nsc_mask;
UINT8 chk_state;
UINT8 ret = 0;
AVDT_TRACE_DEBUG("avdt_scb_verify state %d", state);
/* set nonsupported command mask */
/* translate public state into private state */
nsc_mask = 0;
chk_state = AVDT_SCB_STREAM_ST;
switch(state)
{
case AVDT_VERIFY_SUSPEND:
nsc_mask = AVDT_NSC_SUSPEND;
break;
case AVDT_VERIFY_OPEN:
case AVDT_VERIFY_START:
chk_state = AVDT_SCB_OPEN_ST;
break;
}
/* verify every scb */
for (i = 0; i < num_seid; i++)
{
if ((p_scb = avdt_scb_by_hdl(p_seid[i])) == NULL)
{
*p_err_code = AVDT_ERR_BAD_STATE;
break;
}
else if ((p_scb->state != chk_state) || (p_scb->p_ccb != p_ccb))
{
*p_err_code = AVDT_ERR_BAD_STATE;
break;
}
else if (p_scb->cs.nsc_mask & nsc_mask)
{
*p_err_code = AVDT_ERR_NSC;
break;
}
}
if (i != num_seid)
{
ret = p_seid[i];
}
AVDT_TRACE_DEBUG("avdt_scb_verify state %d, nsc_mask0x%x, ret: %d",
chk_state, nsc_mask, ret);
return ret;
}
/*******************************************************************************
**
** Function avdt_scb_peer_seid_list
**
** Description Given a list of SCB handles, return a list of peer SEIDs
** for the handles, copied in place into the struct passed in.
**
**
** Returns Nothing.
**
*******************************************************************************/
void avdt_scb_peer_seid_list(tAVDT_MULTI *p_multi)
{
int i;
tAVDT_SCB *p_scb;
for (i = 0; i < p_multi->num_seps; i++)
{
if ((p_scb = avdt_scb_by_hdl(p_multi->seid_list[i])) != NULL)
{
p_multi->seid_list[i] = p_scb->peer_seid;
}
}
}