components/bt/host/bluedroid/bta/av/include/bta_av_int.h (ESP-IDF)

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/****************************************************************************** * * Copyright (C) 2004-2012 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 is the private interface file for the BTA advanced audio/video. * ******************************************************************************/ #ifndef BTA_AV_INT_H #define BTA_AV_INT_H #include "bta/bta_sys.h" #include "bta/bta_api.h" #include "bta/bta_av_api.h" #include "stack/avdt_api.h" #include "bta/bta_av_co.h" #include "osi/list.h" #if (BTA_AV_INCLUDED == TRUE) /***************************************************************************** ** Constants *****************************************************************************/ enum { /* these events are handled by the AV main state machine */ BTA_AV_API_DISABLE_EVT = BTA_SYS_EVT_START(BTA_ID_AV), BTA_AV_API_REMOTE_CMD_EVT, BTA_AV_API_VENDOR_CMD_EVT, BTA_AV_API_VENDOR_RSP_EVT, BTA_AV_API_META_RSP_EVT, BTA_AV_API_RC_CLOSE_EVT, BTA_AV_AVRC_OPEN_EVT, BTA_AV_AVRC_MSG_EVT, BTA_AV_AVRC_NONE_EVT, /* these events are handled by the AV stream state machine */ BTA_AV_API_OPEN_EVT, BTA_AV_API_CLOSE_EVT, BTA_AV_AP_START_EVT, /* the following 3 events must be in the same order as the *API_*EVT */ BTA_AV_AP_STOP_EVT, BTA_AV_AP_SET_DELAY_VALUE_EVT, BTA_AV_API_RECONFIG_EVT, BTA_AV_API_PROTECT_REQ_EVT, BTA_AV_API_PROTECT_RSP_EVT, BTA_AV_API_RC_OPEN_EVT, BTA_AV_SRC_DATA_READY_EVT, BTA_AV_CI_SETCONFIG_OK_EVT, BTA_AV_CI_SETCONFIG_FAIL_EVT, BTA_AV_SDP_DISC_OK_EVT, BTA_AV_SDP_DISC_FAIL_EVT, BTA_AV_STR_DISC_OK_EVT, BTA_AV_STR_DISC_FAIL_EVT, BTA_AV_STR_GETCAP_OK_EVT, BTA_AV_STR_GETCAP_FAIL_EVT, BTA_AV_STR_OPEN_OK_EVT, BTA_AV_STR_OPEN_FAIL_EVT, BTA_AV_STR_START_OK_EVT, BTA_AV_STR_START_FAIL_EVT, BTA_AV_STR_CLOSE_EVT, BTA_AV_STR_CONFIG_IND_EVT, BTA_AV_STR_SECURITY_IND_EVT, BTA_AV_STR_SECURITY_CFM_EVT, BTA_AV_STR_WRITE_CFM_EVT, BTA_AV_STR_SUSPEND_CFM_EVT, BTA_AV_STR_RECONFIG_CFM_EVT, BTA_AV_AVRC_TIMER_EVT, BTA_AV_AVDT_CONNECT_EVT, BTA_AV_AVDT_DISCONNECT_EVT, BTA_AV_ROLE_CHANGE_EVT, BTA_AV_AVDT_DELAY_RPT_EVT, BTA_AV_ACP_CONNECT_EVT, #if BTA_AV_CA_INCLUDED /* these events are handled by the Cover Art Client state machine */ BTA_AV_API_CA_OPEN_EVT, BTA_AV_API_CA_CLOSE_EVT, BTA_AV_API_CA_GET_EVT, BTA_AV_CA_RESPONSE_EVT, BTA_AV_CA_RESPONSE_FINAL_EVT, BTA_AV_CA_GOEP_CONNECT_EVT, BTA_AV_CA_GOEP_DISCONNECT_EVT, #endif /* these events are handled outside of the state machine */ BTA_AV_API_ENABLE_EVT, BTA_AV_API_REGISTER_EVT, BTA_AV_API_DEREGISTER_EVT, BTA_AV_API_DISCONNECT_EVT, BTA_AV_CI_SRC_DATA_READY_EVT, BTA_AV_SIG_CHG_EVT, BTA_AV_SIG_TIMER_EVT, BTA_AV_SDP_AVRC_DISC_EVT, BTA_AV_AVRC_CLOSE_EVT, BTA_AV_CONN_CHG_EVT, BTA_AV_DEREG_COMP_EVT, #if (BTA_AV_SINK_INCLUDED == TRUE) BTA_AV_API_SINK_ENABLE_EVT, // add BTA_AV_API_GET_DELAY_VALUE_EVT, #endif #if (AVDT_REPORTING == TRUE) BTA_AV_AVDT_RPT_CONN_EVT, #endif BTA_AV_API_START_EVT, /* the following 3 events must be in the same order as the *AP_*EVT */ BTA_AV_API_STOP_EVT, BTA_AV_API_SET_DELAY_VALUE_EVT, }; /* events for AV control block state machine */ #define BTA_AV_FIRST_SM_EVT BTA_AV_API_DISABLE_EVT #define BTA_AV_LAST_SM_EVT BTA_AV_AVRC_NONE_EVT #if BTA_AV_CA_INCLUDED /* events for AVRC Cover Art state machine */ #define BTA_AV_CA_FIRST_SM_EVT BTA_AV_API_CA_OPEN_EVT #define BTA_AV_CA_LAST_SM_EVT BTA_AV_CA_GOEP_DISCONNECT_EVT #endif /* events for AV stream control block state machine */ #define BTA_AV_FIRST_SSM_EVT BTA_AV_API_OPEN_EVT /* events that do not go through state machine */ #define BTA_AV_FIRST_NSM_EVT BTA_AV_API_ENABLE_EVT #define BTA_AV_LAST_NSM_EVT BTA_AV_API_SET_DELAY_VALUE_EVT /* API events passed to both SSMs (by bta_av_api_to_ssm) */ #define BTA_AV_FIRST_A2S_API_EVT BTA_AV_API_START_EVT #define BTA_AV_FIRST_A2S_SSM_EVT BTA_AV_AP_START_EVT #define BTA_AV_LAST_EVT BTA_AV_API_SET_DELAY_VALUE_EVT /* maximum number of SEPS in stream discovery results */ #define BTA_AV_NUM_SEPS 32 /* initialization value for AVRC handle */ #define BTA_AV_RC_HANDLE_NONE 0xFF /* size of database for service discovery */ #define BTA_AV_DISC_BUF_SIZE 1000 /* offset of media type in codec info byte array */ #define BTA_AV_MEDIA_TYPE_IDX 1 /* maximum length of AVDTP security data */ #define BTA_AV_SECURITY_MAX_LEN 400 /* check number of buffers queued at L2CAP when this amount of buffers are queued to L2CAP */ #define BTA_AV_QUEUE_DATA_CHK_NUM L2CAP_HIGH_PRI_MIN_XMIT_QUOTA /* the number of ACL links with AVDT */ #define BTA_AV_NUM_LINKS AVDT_NUM_LINKS #define BTA_AV_CO_ID_TO_BE_STREAM(p, u32) {*(p)++ = (UINT8)((u32) >> 16); *(p)++ = (UINT8)((u32) >> 8); *(p)++ = (UINT8)(u32); } #define BTA_AV_BE_STREAM_TO_CO_ID(u32, p) {u32 = (((UINT32)(*((p) + 2))) + (((UINT32)(*((p) + 1))) << 8) + (((UINT32)(*(p))) << 16)); (p) += 3;} /* these bits are defined for bta_av_cb.multi_av */ #define BTA_AV_MULTI_AV_SUPPORTED 0x01 #define BTA_AV_MULTI_AV_IN_USE 0x02 #define TSEP_TO_SYS_ID(x) ((x) == AVDT_TSEP_SRC ? BTA_ID_AV : BTA_ID_AVK) /***************************************************************************** ** Data types *****************************************************************************/ /* data type for BTA_AV_API_ENABLE_EVT */ typedef struct { BT_HDR hdr; tBTA_AV_CBACK *p_cback; tBTA_AV_FEAT features; tBTA_SEC sec_mask; } tBTA_AV_API_ENABLE; /* data type for BTA_AV_API_REG_EVT */ typedef struct { BT_HDR hdr; char p_service_name[BTA_SERVICE_NAME_LEN + 1]; UINT8 app_id; UINT8 tsep; // local SEP type tBTA_AV_DATA_CBACK *p_app_data_cback; tBTA_AV_CO_FUNCTS *bta_av_cos; tBTA_AVRC_CO_FUNCTS *bta_avrc_cos; } tBTA_AV_API_REG; enum { BTA_AV_RS_NONE, /* straight API call */ BTA_AV_RS_OK, /* the role switch result - successful */ BTA_AV_RS_FAIL, /* the role switch result - failed */ BTA_AV_RS_DONE /* the role switch is done - continue */ }; typedef UINT8 tBTA_AV_RS_RES; /* data type for BTA_AV_API_OPEN_EVT */ typedef struct { BT_HDR hdr; BD_ADDR bd_addr; BOOLEAN use_rc; tBTA_SEC sec_mask; tBTA_AV_RS_RES switch_res; UINT16 uuid; /* uuid of initiator */ } tBTA_AV_API_OPEN; /* data type for BTA_AV_API_STOP_EVT */ typedef struct { BT_HDR hdr; BOOLEAN suspend; BOOLEAN flush; } tBTA_AV_API_STOP; /* data type for BTA_AV_API_DISCONNECT_EVT */ typedef struct { BT_HDR hdr; BD_ADDR bd_addr; } tBTA_AV_API_DISCNT; /* data type for BTA_AV_API_PROTECT_REQ_EVT */ typedef struct { BT_HDR hdr; UINT8 *p_data; UINT16 len; } tBTA_AV_API_PROTECT_REQ; /* data type for BTA_AV_API_PROTECT_RSP_EVT */ typedef struct { BT_HDR hdr; UINT8 *p_data; UINT16 len; UINT8 error_code; } tBTA_AV_API_PROTECT_RSP; /* data type for BTA_AV_API_REMOTE_CMD_EVT */ typedef struct { BT_HDR hdr; tAVRC_MSG_PASS msg; UINT8 label; } tBTA_AV_API_REMOTE_CMD; /* data type for BTA_AV_API_VENDOR_CMD_EVT and RSP */ typedef struct { BT_HDR hdr; tAVRC_MSG_VENDOR msg; UINT8 label; } tBTA_AV_API_VENDOR; /* data type for BTA_AV_API_RC_OPEN_EVT */ typedef struct { BT_HDR hdr; } tBTA_AV_API_OPEN_RC; /* data type for BTA_AV_API_RC_CLOSE_EVT */ typedef struct { BT_HDR hdr; } tBTA_AV_API_CLOSE_RC; /* data type for BTA_AV_API_META_RSP_EVT */ typedef struct { BT_HDR hdr; BOOLEAN is_rsp; UINT8 label; tBTA_AV_CODE rsp_code; BT_HDR *p_pkt; } tBTA_AV_API_META_RSP; /* data type for BTA_AV_API_RECONFIG_EVT */ typedef struct { BT_HDR hdr; UINT8 codec_info[AVDT_CODEC_SIZE]; /* codec configuration */ BOOLEAN suspend; UINT8 sep_info_idx; UINT8 num_protect; UINT8 p_protect_info[0]; } tBTA_AV_API_RCFG; /* data type for BTA_AV_CI_SETCONFIG_OK_EVT and BTA_AV_CI_SETCONFIG_FAIL_EVT */ typedef struct { BT_HDR hdr; tBTA_AV_HNDL hndl; UINT8 err_code; UINT8 category; BOOLEAN recfg_needed; UINT8 avdt_handle; /* local sep type for which this stream will be set up */ UINT8 num_seid; UINT8 p_seid[0]; } tBTA_AV_CI_SETCONFIG; /* data type for all stream events from AVDTP */ typedef struct { BT_HDR hdr; tAVDT_CFG cfg; /* configuration/capabilities parameters */ tAVDT_CTRL msg; /* AVDTP callback message parameters */ BD_ADDR bd_addr; /* bd address */ UINT8 handle; UINT8 avdt_event; BOOLEAN initiator; /* TRUE, if local device initiates the SUSPEND */ } tBTA_AV_STR_MSG; /* data type for BTA_AV_AVRC_MSG_EVT */ typedef struct { BT_HDR hdr; tAVRC_MSG msg; UINT8 handle; UINT8 label; UINT8 opcode; } tBTA_AV_RC_MSG; /* data type for BTA_AV_AVRC_OPEN_EVT, BTA_AV_AVRC_CLOSE_EVT */ typedef struct { BT_HDR hdr; BD_ADDR peer_addr; UINT8 handle; } tBTA_AV_RC_CONN_CHG; /* data type for BTA_AV_CONN_CHG_EVT */ typedef struct { BT_HDR hdr; BD_ADDR peer_addr; BOOLEAN is_up; } tBTA_AV_CONN_CHG; /* data type for BTA_AV_ROLE_CHANGE_EVT */ typedef struct { BT_HDR hdr; UINT8 new_role; UINT8 hci_status; } tBTA_AV_ROLE_RES; /* data type for BTA_AV_SDP_DISC_OK_EVT */ typedef struct { BT_HDR hdr; UINT16 avdt_version; /* AVDTP protocol version */ } tBTA_AV_SDP_RES; /* type for SEP control block */ typedef struct { UINT8 av_handle; /* AVDTP handle */ tBTA_AV_CODEC codec_type; /* codec type */ UINT8 tsep; /* SEP type of local SEP */ tBTA_AV_DATA_CBACK *p_app_data_cback; /* Application callback for media packets */ } tBTA_AV_SEP; /* data type for BTA_AV_API_SET_DELAY_VALUE_EVT */ typedef struct { BT_HDR hdr; UINT16 delay_value; } tBTA_AV_API_SET_DELAY_VALUE; /* data type for BTA_AV_API_GET_DELAY_VALUE_EVT */ typedef struct { BT_HDR hdr; } tBTA_AV_API_GET_DELAY_VALUE; #if BTA_AV_CA_INCLUDED /* data type for BTA_AV_API_CA_OPEN_EVT */ typedef struct { BT_HDR hdr; UINT16 mtu; } tBTA_AV_API_CA_OPEN; /* data type for BTA_AV_API_CA_CLOSE_EVT */ typedef struct { BT_HDR hdr; } tBTA_AV_API_CA_CLOSE; /* data type for BTA_AV_API_CA_GET_EVT */ typedef struct { BT_HDR hdr; tBTA_AV_GET_TYPE type; UINT8 image_handle[7]; /* Image descriptor used in get image function */ UINT16 image_descriptor_len; UINT8 *image_descriptor; } tBTA_AV_API_CA_GET; /* data type for BTA_AV_CA_RESPONSE_EVT and BTA_AV_CA_RESPONSE_FINAL_EVT */ typedef struct { BT_HDR hdr; BT_HDR *pkt; UINT8 opcode; BOOLEAN srm_en; BOOLEAN srm_wait; } tBTA_AV_CA_RESPONSE; /* data type for BTA_AV_CA_CONNECT_EVT */ typedef struct { BT_HDR hdr; UINT16 max_rx; } tBTA_AV_CA_CONNECT; /* data type for BTA_AV_CA_DISCONNECT_EVT */ typedef struct { BT_HDR hdr; UINT16 reason; } tBTA_AV_CA_DISCONNECT; #endif /* BTA_AV_CA_INCLUDED */ /* initiator/acceptor role for adaption */ #define BTA_AV_ROLE_AD_INT 0x00 /* initiator */ #define BTA_AV_ROLE_AD_ACP 0x01 /* acceptor */ /* initiator/acceptor signaling roles */ #define BTA_AV_ROLE_START_ACP 0x00 #define BTA_AV_ROLE_START_INT 0x10 /* do not change this value */ #define BTA_AV_ROLE_SUSPEND 0x20 /* suspending on start */ #define BTA_AV_ROLE_SUSPEND_OPT 0x40 /* Suspend on Start option is set */ /* union of all event datatypes */ typedef union { BT_HDR hdr; tBTA_AV_API_ENABLE api_enable; tBTA_AV_API_REG api_reg; tBTA_AV_API_OPEN api_open; tBTA_AV_API_STOP api_stop; tBTA_AV_API_DISCNT api_discnt; tBTA_AV_API_PROTECT_REQ api_protect_req; tBTA_AV_API_PROTECT_RSP api_protect_rsp; tBTA_AV_API_REMOTE_CMD api_remote_cmd; tBTA_AV_API_VENDOR api_vendor; tBTA_AV_API_RCFG api_reconfig; tBTA_AV_CI_SETCONFIG ci_setconfig; tBTA_AV_STR_MSG str_msg; tBTA_AV_RC_MSG rc_msg; tBTA_AV_RC_CONN_CHG rc_conn_chg; tBTA_AV_CONN_CHG conn_chg; tBTA_AV_ROLE_RES role_res; tBTA_AV_SDP_RES sdp_res; tBTA_AV_API_META_RSP api_meta_rsp; tBTA_AV_API_SET_DELAY_VALUE api_set_delay_vlaue; tBTA_AV_API_GET_DELAY_VALUE api_get_delay_value; #if BTA_AV_CA_INCLUDED tBTA_AV_API_CA_OPEN api_ca_open; tBTA_AV_API_CA_CLOSE api_ca_close; tBTA_AV_API_CA_GET api_ca_get; tBTA_AV_CA_RESPONSE ca_response; tBTA_AV_CA_CONNECT ca_connect; tBTA_AV_CA_DISCONNECT ca_disconnect; #endif } tBTA_AV_DATA; typedef void (tBTA_AV_VDP_DATA_ACT)(void *p_scb); typedef struct { tBTA_AV_VDP_DATA_ACT *p_act; UINT8 *p_frame; UINT16 buf_size; UINT32 len; UINT32 offset; UINT32 timestamp; } tBTA_AV_VF_INFO; typedef union { tBTA_AV_VF_INFO vdp; /* used for video channels only */ tBTA_AV_API_OPEN open; /* used only before open and role switch is needed on another AV channel */ } tBTA_AV_Q_INFO; #define BTA_AV_Q_TAG_OPEN 0x01 /* after API_OPEN, before STR_OPENED */ #define BTA_AV_Q_TAG_START 0x02 /* before start sending media packets */ #define BTA_AV_Q_TAG_STREAM 0x03 /* during streaming */ #define BTA_AV_WAIT_ACP_CAPS_ON 0x01 /* retrieving the peer capabilities */ #define BTA_AV_WAIT_ACP_CAPS_STARTED 0x02 /* started while retrieving peer capabilities */ #define BTA_AV_WAIT_ROLE_SW_RES_OPEN 0x04 /* waiting for role switch result after API_OPEN, before STR_OPENED */ #define BTA_AV_WAIT_ROLE_SW_RES_START 0x08 /* waiting for role switch result before streaming */ #define BTA_AV_WAIT_ROLE_SW_STARTED 0x10 /* started while waiting for role switch result */ #define BTA_AV_WAIT_ROLE_SW_RETRY 0x20 /* set when retry on timeout */ #define BTA_AV_WAIT_CHECK_RC 0x40 /* set when the timer is used by role switch */ #define BTA_AV_WAIT_ROLE_SW_FAILED 0x80 /* role switch failed */ #define BTA_AV_WAIT_ROLE_SW_BITS (BTA_AV_WAIT_ROLE_SW_RES_OPEN|BTA_AV_WAIT_ROLE_SW_RES_START|BTA_AV_WAIT_ROLE_SW_STARTED|BTA_AV_WAIT_ROLE_SW_RETRY) /* Bitmap for collision, coll_mask */ #define BTA_AV_COLL_INC_TMR 0x01 /* Timer is running for incoming L2C connection */ #define BTA_AV_COLL_API_CALLED 0x02 /* API open was called while incoming timer is running */ /* type for AV stream control block */ typedef struct { const tBTA_AV_ACT *p_act_tbl; /* the action table for stream state machine */ const tBTA_AV_CO_FUNCTS *p_cos; /* the associated callout functions */ tSDP_DISCOVERY_DB *p_disc_db; /* pointer to discovery database */ tBTA_AV_SEP seps[BTA_AV_MAX_SEPS]; tAVDT_CFG *p_cap; /* buffer used for get capabilities */ list_t *a2d_list; /* used for audio channels only */ tBTA_AV_Q_INFO q_info; tAVDT_SEP_INFO sep_info[BTA_AV_NUM_SEPS]; /* stream discovery results */ tAVDT_CFG cfg; /* local SEP configuration */ TIMER_LIST_ENT timer; /* delay timer for AVRC CT */ BD_ADDR peer_addr; /* peer BD address */ UINT16 l2c_cid; /* L2CAP channel ID */ UINT16 stream_mtu; /* MTU of stream */ UINT16 avdt_version; /* the avdt version of peer device */ tBTA_SEC sec_mask; /* security mask */ tBTA_AV_CODEC codec_type; /* codec type */ UINT8 media_type; /* Media type */ BOOLEAN cong; /* TRUE if AVDTP congested */ tBTA_AV_STATUS open_status; /* open failure status */ tBTA_AV_CHNL chnl; /* the channel: audio/video */ tBTA_AV_HNDL hndl; /* the handle: ((hdi + 1)|chnl) */ UINT16 cur_psc_mask; /* Protocol service capabilities mask for current connection */ UINT8 avdt_handle; /* AVDTP handle */ UINT8 hdi; /* the index to SCB[] */ UINT8 num_seps; /* number of seps returned by stream discovery */ UINT8 num_disc_snks; /* number of discovered snks */ UINT8 num_disc_srcs; /* number of discovered srcs */ UINT8 sep_info_idx; /* current index into sep_info */ UINT8 sep_idx; /* current index into local seps[] */ UINT8 rcfg_idx; /* reconfig requested index into sep_info */ UINT8 state; /* state machine state */ UINT8 avdt_label; /* AVDTP label */ UINT8 app_id; /* application id */ UINT8 num_recfg; /* number of reconfigure sent */ UINT8 role; UINT8 l2c_bufs; /* the number of buffers queued to L2CAP */ UINT8 rc_handle; /* connected AVRCP handle */ BOOLEAN use_rc; /* TRUE if AVRCP is allowed */ BOOLEAN started; /* TRUE if stream started */ UINT8 co_started; /* non-zero, if stream started from call-out perspective */ BOOLEAN recfg_sup; /* TRUE if the first attempt to reconfigure the stream was successful, else False if command fails */ BOOLEAN suspend_sup; /* TRUE if Suspend stream is supported, else FALSE if suspend command fails */ BOOLEAN deregistring; /* TRUE if deregistering */ BOOLEAN sco_suspend; /* TRUE if SUSPEND is issued automatically for SCO */ UINT8 coll_mask; /* Mask to check incoming and outgoing collision */ tBTA_AV_API_OPEN open_api; /* Saved OPEN api message */ UINT8 wait; /* set 0x1, when getting Caps as ACP, set 0x2, when started */ UINT8 q_tag; /* identify the associated q_info union member */ BOOLEAN no_rtp_hdr; /* TRUE if add no RTP header*/ UINT8 disc_rsn; /* disconnection reason */ UINT16 uuid_int; /*intended UUID of Initiator to connect to */ } tBTA_AV_SCB; #define BTA_AV_RC_ROLE_MASK 0x10 #define BTA_AV_RC_ROLE_INT 0x00 #define BTA_AV_RC_ROLE_ACP 0x10 #define BTA_AV_RC_CONN_MASK 0x20 #define BTA_AV_CA_IMG_HDL_UTF16_LEN 16 /* Cover Art image handle in utf-16 format, fixed to 16 */ #define BTA_AV_CA_SRM_DISABLE 0x00 #define BTA_AV_CA_SRM_ENABLE_REQ 0x01 #define BTA_AV_CA_SRM_WAIT 0x02 #define BTA_AV_CA_SRM_ENABLE 0x03 /* type for AV RCP control block */ /* index to this control block is the rc handle */ typedef struct { UINT8 status; UINT8 handle; UINT8 shdl; /* stream handle (hdi + 1) */ UINT8 lidx; /* (index+1) to LCB */ tBTA_AV_FEAT peer_features; /* peer features mask */ UINT16 peer_ct_features; UINT16 peer_tg_features; #if BTA_AV_CA_INCLUDED UINT16 cover_art_l2cap_psm; /* OBEX over L2CAP PSM */ UINT16 cover_art_goep_hdl; /* Cover Art client GOEP connection handle */ UINT8 cover_art_state; /* Cover Art client state machine */ UINT32 cover_art_cid; /* Cover Art client connection id */ UINT16 cover_art_max_tx; /* max packet length peer device can receive */ UINT16 cover_art_max_rx; /* max packet length we can receive */ #endif } tBTA_AV_RCB; #define BTA_AV_NUM_RCB (BTA_AV_NUM_STRS + 2) enum { BTA_AV_LCB_FREE, BTA_AV_LCB_FIND }; /* type for AV ACL Link control block */ typedef struct { BD_ADDR addr; /* peer BD address */ UINT8 conn_msk; /* handle mask of connected stream handle */ UINT8 lidx; /* index + 1 */ } tBTA_AV_LCB; /* type for stream state machine action functions */ typedef void (*tBTA_AV_SACT)(tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); /* type for AV control block */ typedef struct { tBTA_AV_SCB *p_scb[BTA_AV_NUM_STRS]; /* stream control block */ tSDP_DISCOVERY_DB *p_disc_db; /* pointer to discovery database */ tBTA_AV_CBACK *p_cback; /* application callback function */ tBTA_AV_RCB rcb[BTA_AV_NUM_RCB]; /* RCB control block */ tBTA_AV_LCB lcb[BTA_AV_NUM_LINKS + 1]; /* link control block */ TIMER_LIST_ENT sig_tmr; /* link timer */ TIMER_LIST_ENT acp_sig_tmr; /* timer to monitor signalling when accepting */ UINT32 sdp_a2d_handle; /* SDP record handle for audio src */ #if (BTA_AV_SINK_INCLUDED == TRUE) UINT32 sdp_a2d_snk_handle; /* SDP record handle for audio snk */ #endif UINT32 sdp_vdp_handle; /* SDP record handle for video src */ tBTA_AV_FEAT features; /* features mask */ tBTA_SEC sec_mask; /* security mask */ tBTA_AV_HNDL handle; /* the handle for SDP activity */ tBTA_AVRC_CO_FUNCTS *p_rc_cos; /* AVRCP call-out functions */ BOOLEAN disabling; /* TRUE if api disabled called */ UINT8 disc; /* (hdi+1) or (rc_handle|BTA_AV_CHNL_MSK) if p_disc_db is in use */ UINT8 state; /* state machine state */ UINT8 conn_rc; /* handle mask of connected RCP channels */ UINT8 conn_audio; /* handle mask of connected audio channels */ UINT8 conn_video; /* handle mask of connected video channels */ UINT8 conn_lcb; /* index mask of used LCBs */ UINT8 audio_open_cnt; /* number of connected audio channels */ UINT8 reg_audio; /* handle mask of registered audio channels */ UINT8 reg_video; /* handle mask of registered video channels */ UINT8 rc_acp_handle; UINT8 rc_acp_idx; /* (index + 1) to RCB */ UINT8 rs_idx; /* (index + 1) to SCB for the one waiting for RS on open */ BOOLEAN sco_occupied; /* TRUE if SCO is being used or call is in progress */ UINT8 audio_streams; /* handle mask of streaming audio channels */ UINT8 video_streams; /* handle mask of streaming video channels */ } tBTA_AV_CB; /* type for dealing with SBC data frames and codec capabilities functions */ typedef int (tBTA_AV_SBC_ACT)(void *p_src, void *p_dst, UINT32 src_samples, UINT32 dst_samples, UINT32 *p_ret); /* type for AV up sample control block */ typedef struct { INT32 cur_pos; /* current position */ UINT32 src_sps; /* samples per second (source audio data) */ UINT32 dst_sps; /* samples per second (converted audio data) */ tBTA_AV_SBC_ACT *p_act; /* the action function to do the conversion */ UINT16 bits; /* number of bits per pcm sample */ UINT16 n_channels; /* number of channels (i.e. mono(1), stereo(2)...) */ INT16 worker1; INT16 worker2; UINT8 div; } tBTA_AV_SBC_UPS_CB; /***************************************************************************** ** Global data *****************************************************************************/ /* control block declaration up sample */ #if BTA_DYNAMIC_MEMORY == TRUE extern tBTA_AV_SBC_UPS_CB *bta_av_sbc_ups_cb_ptr; #define bta_av_sbc_ups_cb (*bta_av_sbc_ups_cb_ptr) #endif /* control block declaration */ #if BTA_DYNAMIC_MEMORY == FALSE extern tBTA_AV_CB bta_av_cb; #else extern tBTA_AV_CB *bta_av_cb_ptr; #define bta_av_cb (*bta_av_cb_ptr) #endif /* config struct */ extern tBTA_AV_CFG *p_bta_av_cfg; extern const tBTA_AV_SACT bta_av_a2d_action[]; extern const tBTA_AV_SACT bta_av_vdp_action[]; extern tAVDT_CTRL_CBACK *const bta_av_dt_cback[]; extern void bta_av_stream_data_cback(UINT8 handle, BT_HDR *p_pkt, UINT32 time_stamp, UINT8 m_pt); /***************************************************************************** ** Function prototypes *****************************************************************************/ /* utility functions */ extern tBTA_AV_SCB *bta_av_hndl_to_scb(UINT16 handle); extern BOOLEAN bta_av_chk_start(tBTA_AV_SCB *p_scb); extern void bta_av_restore_switch (void); extern UINT16 bta_av_chk_mtu(tBTA_AV_SCB *p_scb, UINT16 mtu); extern void bta_av_conn_cback(UINT8 handle, BD_ADDR bd_addr, UINT8 event, tAVDT_CTRL *p_data); extern UINT8 bta_av_rc_create(tBTA_AV_CB *p_cb, UINT8 role, UINT8 shdl, UINT8 lidx); extern void bta_av_stream_chg(tBTA_AV_SCB *p_scb, BOOLEAN started); extern BOOLEAN bta_av_is_scb_opening (tBTA_AV_SCB *p_scb); extern BOOLEAN bta_av_is_scb_incoming (tBTA_AV_SCB *p_scb); extern void bta_av_set_scb_sst_init (tBTA_AV_SCB *p_scb); extern BOOLEAN bta_av_is_scb_init (tBTA_AV_SCB *p_scb); extern void bta_av_set_scb_sst_incoming (tBTA_AV_SCB *p_scb); extern tBTA_AV_LCB *bta_av_find_lcb(BD_ADDR addr, UINT8 op); /* debug functions */ extern char *bta_av_evt_code(UINT16 evt_code); extern char *bta_av_action_code(UINT16 action_code); /* main functions */ extern void bta_av_api_deregister(tBTA_AV_DATA *p_data); extern void bta_av_dup_audio_buf(tBTA_AV_SCB *p_scb, BT_HDR *p_buf); extern void bta_av_sm_execute(tBTA_AV_CB *p_cb, UINT16 event, tBTA_AV_DATA *p_data); extern void bta_av_ssm_execute(tBTA_AV_SCB *p_scb, UINT16 event, tBTA_AV_DATA *p_data); extern BOOLEAN bta_av_hdl_event(BT_HDR *p_msg); extern BOOLEAN bta_av_switch_if_needed(tBTA_AV_SCB *p_scb); extern BOOLEAN bta_av_link_role_ok(tBTA_AV_SCB *p_scb, UINT8 bits); extern BOOLEAN bta_av_is_rcfg_sst(tBTA_AV_SCB *p_scb); /* nsm action functions */ extern void bta_av_api_disconnect(tBTA_AV_DATA *p_data); extern void bta_av_sig_chg(tBTA_AV_DATA *p_data); extern void bta_av_sig_timer(tBTA_AV_DATA *p_data); extern void bta_av_rc_disc_done(tBTA_AV_DATA *p_data); extern void bta_av_rc_closed(tBTA_AV_DATA *p_data); extern void bta_av_rc_disc(UINT8 disc); extern void bta_av_conn_chg(tBTA_AV_DATA *p_data); extern void bta_av_dereg_comp(tBTA_AV_DATA *p_data); /* sm action functions */ extern void bta_av_disable (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_opened (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_remote_cmd (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_vendor_cmd (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_vendor_rsp (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_msg (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_close (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_meta_rsp (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_free_rsp (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern void bta_av_rc_free_msg (tBTA_AV_CB *p_cb, tBTA_AV_DATA *p_data); extern tBTA_AV_RCB *bta_av_get_rcb_by_shdl(UINT8 shdl); extern void bta_av_del_rc(tBTA_AV_RCB *p_rcb); /* ssm action functions */ extern void bta_av_do_disc_a2d (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_cleanup (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_free_sdb (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_config_ind (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_disconnect_req (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_security_req (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_security_rsp (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_setconfig_rsp (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_str_opened (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_security_ind (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_security_cfm (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_do_close (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_connect_req (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_sdp_failed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_disc_results (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_disc_res_as_acp (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_open_failed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_getcap_results (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_setconfig_rej (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_discover_req (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_conn_failed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_do_start (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_str_stopped (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_reconfig (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_data_path (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_start_ok (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_start_failed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_str_closed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_clr_cong (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_suspend_cfm (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_str_ok (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_failed (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_connect (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_discntd (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_suspend_cont (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_cfm (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rcfg_open (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_security_rej (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_open_rc (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_chk_2nd_start (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_save_caps (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rej_conn (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_rej_conn (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_set_use_rc (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_cco_close (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_switch_role (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_role_res (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_delay_co (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_open_at_inc (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_open_fail_sdp (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_set_delay_value (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); /* ssm action functions - vdp specific */ extern void bta_av_do_disc_vdp (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_vdp_str_opened (tBTA_AV_SCB *p_scb, tBTA_AV_DATA *p_data); extern void bta_av_reg_vdp (tAVDT_CS *p_cs, char *p_service_name, void *p_data); #if BTA_AV_CA_INCLUDED extern void bta_av_ca_api_open(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_api_close(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_api_get(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_response(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_response_final(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_goep_connect(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_goep_disconnect(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_force_disconnect(tBTA_AV_RCB *p_rcb, tBTA_AV_DATA *p_data); extern void bta_av_ca_sm_execute(tBTA_AV_RCB *p_rcb, UINT16 event, tBTA_AV_DATA *p_data); extern void bta_av_ca_reset(tBTA_AV_RCB *p_rcb); #endif #endif ///BTA_AV_INCLUDED == TRUE #endif /* BTA_AV_INT_H */