| /****************************************************************************** |
| * |
| * 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 "avdt_api.h" |
| #include "avdt_int.h" |
| #include "avdtc_api.h" |
| #include "bt_common.h" |
| #include "bt_target.h" |
| #include "bt_types.h" |
| #include "bt_utils.h" |
| #include "btu.h" |
| #include "osi/include/osi.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_transport_channel_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_t 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_t 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_t 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_t 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_t 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_t 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_t (*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_t event, tAVDT_SCB_EVT* p_data) { |
| tAVDT_SCB_ST_TBL state_table; |
| uint8_t action; |
| int i; |
| |
| #if (AVDT_DEBUG == TRUE) |
| AVDT_TRACE_EVENT("%s: SCB hdl=%d event=%d/%s state=%s", __func__, |
| avdt_scb_to_hdl(p_scb), event, avdt_scb_evt_str[event], |
| avdt_scb_st_str[p_scb->state]); |
| #endif |
| /* 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]) { |
| p_scb->state = state_table[event][AVDT_SCB_NEXT_STATE]; |
| } |
| |
| /* execute action functions */ |
| for (i = 0; i < AVDT_SCB_ACTIONS; i++) { |
| action = state_table[event][i]; |
| if (action != AVDT_SCB_IGNORE) { |
| (*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; |
| |
| memcpy(&p_scb->cs, p_cs, sizeof(tAVDT_CS)); |
| p_scb->transport_channel_timer = |
| alarm_new("avdt_scb.transport_channel_timer"); |
| AVDT_TRACE_DEBUG("%s: hdl=%d, psc_mask:0x%x", __func__, 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, UNUSED_ATTR tAVDT_SCB_EVT* p_data) { |
| AVDT_TRACE_DEBUG("%s: hdl=%d", __func__, avdt_scb_to_hdl(p_scb)); |
| alarm_free(p_scb->transport_channel_timer); |
| 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_t avdt_scb_to_hdl(tAVDT_SCB* p_scb) { |
| return (uint8_t)(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_t 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_t avdt_scb_verify(tAVDT_CCB* p_ccb, uint8_t state, uint8_t* p_seid, |
| uint16_t num_seid, uint8_t* p_err_code) { |
| int i; |
| tAVDT_SCB* p_scb; |
| uint8_t nsc_mask; |
| uint8_t ret = 0; |
| |
| AVDT_TRACE_DEBUG("avdt_scb_verify state %d", state); |
| /* set nonsupported command mask */ |
| /* translate public state into private state */ |
| nsc_mask = 0; |
| if (state == AVDT_VERIFY_SUSPEND) nsc_mask = AVDT_NSC_SUSPEND; |
| |
| /* verify every scb */ |
| for (i = 0, *p_err_code = 0; |
| (i < num_seid) && (*p_err_code == 0) && (i < AVDT_NUM_SEPS); i++) { |
| p_scb = avdt_scb_by_hdl(p_seid[i]); |
| if (p_scb == NULL) |
| *p_err_code = AVDT_ERR_BAD_STATE; |
| else if (p_scb->p_ccb != p_ccb) |
| *p_err_code = AVDT_ERR_BAD_STATE; |
| else if (p_scb->cs.nsc_mask & nsc_mask) |
| *p_err_code = AVDT_ERR_NSC; |
| |
| switch (state) { |
| case AVDT_VERIFY_OPEN: |
| case AVDT_VERIFY_START: |
| if (p_scb->state != AVDT_SCB_OPEN_ST && |
| p_scb->state != AVDT_SCB_STREAM_ST) |
| *p_err_code = AVDT_ERR_BAD_STATE; |
| break; |
| |
| case AVDT_VERIFY_SUSPEND: |
| case AVDT_VERIFY_STREAMING: |
| if (p_scb->state != AVDT_SCB_STREAM_ST) |
| *p_err_code = AVDT_ERR_BAD_STATE; |
| break; |
| } |
| } |
| |
| if ((i != num_seid) && (i < AVDT_NUM_SEPS)) { |
| ret = p_seid[i]; |
| } |
| |
| 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++) { |
| p_scb = avdt_scb_by_hdl(p_multi->seid_list[i]); |
| if (p_scb != NULL) { |
| p_multi->seid_list[i] = p_scb->peer_seid; |
| } |
| } |
| } |
