le_audio/system/bt/btif/include/btif_acm.h - platform/system/bt - Git at Google

 /******************************************************************************
  *
  *  Copyright 2021 The Android Open Source Project
  *
  *  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.
  *
  ******************************************************************************/


 #ifndef BTIF_ACM_H
 #define BTIF_ACM_H

 #include <vector>

 //#include "bta_acm_api.h"
 #include "btif_common.h"
 #include "bta_bap_uclient_api.h"
 #include "bta_pacs_client_api.h"
 #include "bta_ascs_client_api.h"

 typedef uint8_t tBTA_ACM_HNDL;
 typedef uint8_t tBTIF_ACM_STATUS;

 #define BTA_ACM_MAX_EVT 26
 #define BTA_ACM_NUM_STRS 6
 #define BTA_ACM_NUM_CIGS 239
 //starting setid from 16 onwards as 16 is inavlid
 #define BTA_ACM_MIN_NUM_SETID 17
 #define BTA_ACM_MAX_NUM_SETID 255
 #define CONTEXT_TYPE_UNKNOWN 0
 #define CONTEXT_TYPE_MUSIC 1
 #define CONTEXT_TYPE_VOICE 2
 #define CONTEXT_TYPE_MUSIC_VOICE 3

 #define BTA_ACM_DISCONNECT_EVT 0
 #define BTA_ACM_CONNECT_EVT 1
 #define BTA_ACM_START_EVT 2
 #define BTA_ACM_STOP_EVT 3
 #define BTA_ACM_RECONFIG_EVT 4
 #define BTA_ACM_CONFIG_EVT 5
 #define BTA_ACM_CONN_UPDATE_TIMEOUT_EVT 6

 #define BTA_ACM_INITIATOR_SERVICE_ID 0xFF
 #define ACM_UUID 0xFFFF
 #define ACM_TSEP_SNK 1

 #define SRC 0
 #define SNK 1

 constexpr uint8_t  STREAM_STATE_DISCONNECTED     = 0x00;
 constexpr uint8_t  STREAM_STATE_CONNECTING       = 0x01;
 constexpr uint8_t  STREAM_STATE_CONNECTED        = 0x02;
 constexpr uint8_t  STREAM_STATE_STARTING         = 0x03;
 constexpr uint8_t  STREAM_STATE_STREAMING        = 0x04;
 constexpr uint8_t  STREAM_STATE_STOPPING         = 0x05;
 constexpr uint8_t  STREAM_STATE_DISCONNECTING    = 0x06;
 constexpr uint8_t  STREAM_STATE_RECONFIGURING    = 0x07;

 using bluetooth::bap::ucast::StreamStateInfo;
 using bluetooth::bap::ucast::StreamConfigInfo;

 using bluetooth::bap::ucast::StreamConnect;
 using bluetooth::bap::ucast::StreamType;
 using bluetooth::bap::ucast::StreamReconfig;
 using bluetooth::bap::ucast::StreamDiscReason;
 using bluetooth::bap::ucast::StreamState;
 using bluetooth::bap::ucast::QosConfig;

 using bluetooth::bap::pacs::CodecConfig;

 typedef struct {
   RawAddress bd_addr;
   int contextType;
   int profileType;
 }tBTIF_ACM_CONN_DISC;

 typedef struct {
   RawAddress bd_addr;
 }tBTA_ACM_CONN_UPDATE_TIMEOUT_INFO;

 typedef struct {
   RawAddress bd_addr;
   StreamType stream_type;
   CodecConfig codec_config;
   uint32_t audio_location;
   QosConfig qos_config;
   std::vector<CodecConfig> codecs_selectable;
 }tBTA_ACM_CONFIG_INFO;

 typedef struct {
   RawAddress bd_addr;
   StreamType stream_type;
   StreamState stream_state;
   StreamDiscReason reason;
 }tBTA_ACM_STATE_INFO;

 typedef struct {
   RawAddress bd_addr;
   bool is_direct;
   StreamStateInfo streams_info;
 }tBTIF_ACM_CONNECT;

 typedef struct {
   RawAddress bd_addr;
   StreamStateInfo streams_info;
 }tBTIF_ACM_DISCONNECT;

 typedef struct {
   RawAddress bd_addr;
   StreamStateInfo streams_info;
 }tBTIF_ACM_START;

 typedef struct {
   RawAddress bd_addr;
   StreamStateInfo streams_info;
 }tBTIF_ACM_STOP;

 typedef struct {
   RawAddress bd_addr;
   StreamReconfig streams_info;
 }tBTIF_ACM_RECONFIG;

 typedef union {
   tBTIF_ACM_CONN_DISC acm_conn_disc;
   tBTA_ACM_STATE_INFO state_info;
   tBTA_ACM_CONFIG_INFO config_info;
   tBTIF_ACM_CONNECT acm_connect;
   tBTIF_ACM_DISCONNECT acm_disconnect;
   tBTIF_ACM_START acm_start;
   tBTIF_ACM_STOP acm_stop;
   tBTIF_ACM_RECONFIG acm_reconfig;
 }tBTIF_ACM;

 typedef enum {
   /* Reuse BTA_ACM_XXX_EVT - No need to redefine them here */
   BTIF_ACM_CONNECT_REQ_EVT = BTA_ACM_MAX_EVT,
   BTIF_ACM_DISCONNECT_REQ_EVT,
   BTIF_ACM_START_STREAM_REQ_EVT,
   BTIF_ACM_STOP_STREAM_REQ_EVT,
   BTIF_ACM_SUSPEND_STREAM_REQ_EVT,
   BTIF_ACM_RECONFIG_REQ_EVT,
 } btif_acm_sm_event_t;

 typedef enum {
   BTA_CSIP_NEW_SET_FOUND_EVT = 1,
   BTA_CSIP_SET_MEMBER_FOUND_EVT,
   BTA_CSIP_CONN_STATE_CHG_EVT,
   BTA_CSIP_LOCK_STATUS_CHANGED_EVT,
   BTA_CSIP_LOCK_AVAILABLE_EVT,
   BTA_CSIP_SET_SIZE_CHANGED,
   BTA_CSIP_SET_SIRK_CHANGED,
 } btif_csip_sm_event_t;

 /**
  * When the local device is ACM source, get the address of the active peer.
  */
 RawAddress btif_acm_source_active_peer(void);

 /**
  * When the local device is ACM sink, get the address of the active peer.
  */
 RawAddress btif_acm_sink_active_peer(void);

 /**
  * Start streaming.
  */
 void btif_acm_stream_start(void);

 /**
  * Stop streaming.
  *
  * @param peer_address the peer address or RawAddress::kEmpty to stop all peers
  */
 void btif_acm_stream_stop(void);

 /**
  * Suspend streaming.
  */
 void btif_acm_stream_suspend(void);

 /**
  * Start offload streaming.
  */
 void btif_acm_stream_start_offload(void);

 bool btif_acm_check_if_requested_devices_stopped(void);

 /**
  * Get the Stream Endpoint Type of the Active peer.
  *
  * @return the stream endpoint type: either AVDT_TSEP_SRC or AVDT_TSEP_SNK
  */
 uint8_t btif_acm_get_peer_sep(void);

 /**

  * Report ACM Source Codec State for a peer.
  *
  * @param peer_address the address of the peer to report
  * @param codec_config the codec config to report
  * @param codecs_local_capabilities the codecs local capabilities to report
  * @param codecs_selectable_capabilities the codecs selectable capabilities
  * to report
  */
 void btif_acm_report_source_codec_state(
     const RawAddress& peer_address,
     const CodecConfig& codec_config,
     const std::vector<CodecConfig>& codecs_local_capabilities,
     const std::vector<CodecConfig>&
         codecs_selectable_capabilities, int contextType);

 /**
  * Initialize / shut down the ACM Initiator service.
  *
  * @param enable true to enable the ACM Source service, false to disable it
  * @return BT_STATUS_SUCCESS on success, BT_STATUS_FAIL otherwise
  */
 bt_status_t btif_acm_initiator_execute_service(bool enable);

 /**
  * Dump debug-related information for the BTIF ACM module.
  *
  * @param fd the file descriptor to use for writing the ASCII formatted
  * information
  */
 void btif_debug_acm_dump(int fd);

 bool btif_acm_is_active();
 uint16_t btif_acm_get_sample_rate();
 uint8_t btif_acm_get_ch_mode();
 uint32_t btif_acm_get_bitrate();
 uint32_t btif_acm_get_octets(uint32_t bit_rate);
 uint16_t btif_acm_get_framelength();
 uint8_t btif_acm_get_ch_count();
 uint16_t btif_acm_get_current_active_profile();
 bool btif_acm_is_codec_type_lc3q();
 uint8_t btif_acm_lc3q_ver();
 bool btif_acm_is_call_active(void);

 #endif /* BTIF_ACM_H */
	/******************************************************************************
	*
	* Copyright 2021 The Android Open Source Project
	*
	* 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.
	*
	******************************************************************************/


	#ifndef BTIF_ACM_H
	#define BTIF_ACM_H

	#include <vector>

	//#include "bta_acm_api.h"
	#include "btif_common.h"
	#include "bta_bap_uclient_api.h"
	#include "bta_pacs_client_api.h"
	#include "bta_ascs_client_api.h"

	typedef uint8_t tBTA_ACM_HNDL;
	typedef uint8_t tBTIF_ACM_STATUS;

	#define BTA_ACM_MAX_EVT 26
	#define BTA_ACM_NUM_STRS 6
	#define BTA_ACM_NUM_CIGS 239
	//starting setid from 16 onwards as 16 is inavlid
	#define BTA_ACM_MIN_NUM_SETID 17
	#define BTA_ACM_MAX_NUM_SETID 255
	#define CONTEXT_TYPE_UNKNOWN 0
	#define CONTEXT_TYPE_MUSIC 1
	#define CONTEXT_TYPE_VOICE 2
	#define CONTEXT_TYPE_MUSIC_VOICE 3

	#define BTA_ACM_DISCONNECT_EVT 0
	#define BTA_ACM_CONNECT_EVT 1
	#define BTA_ACM_START_EVT 2
	#define BTA_ACM_STOP_EVT 3
	#define BTA_ACM_RECONFIG_EVT 4
	#define BTA_ACM_CONFIG_EVT 5
	#define BTA_ACM_CONN_UPDATE_TIMEOUT_EVT 6

	#define BTA_ACM_INITIATOR_SERVICE_ID 0xFF
	#define ACM_UUID 0xFFFF
	#define ACM_TSEP_SNK 1

	#define SRC 0
	#define SNK 1

	constexpr uint8_t STREAM_STATE_DISCONNECTED = 0x00;
	constexpr uint8_t STREAM_STATE_CONNECTING = 0x01;
	constexpr uint8_t STREAM_STATE_CONNECTED = 0x02;
	constexpr uint8_t STREAM_STATE_STARTING = 0x03;
	constexpr uint8_t STREAM_STATE_STREAMING = 0x04;
	constexpr uint8_t STREAM_STATE_STOPPING = 0x05;
	constexpr uint8_t STREAM_STATE_DISCONNECTING = 0x06;
	constexpr uint8_t STREAM_STATE_RECONFIGURING = 0x07;

	using bluetooth::bap::ucast::StreamStateInfo;
	using bluetooth::bap::ucast::StreamConfigInfo;

	using bluetooth::bap::ucast::StreamConnect;
	using bluetooth::bap::ucast::StreamType;
	using bluetooth::bap::ucast::StreamReconfig;
	using bluetooth::bap::ucast::StreamDiscReason;
	using bluetooth::bap::ucast::StreamState;
	using bluetooth::bap::ucast::QosConfig;

	using bluetooth::bap::pacs::CodecConfig;

	typedef struct {
	RawAddress bd_addr;
	int contextType;
	int profileType;
	}tBTIF_ACM_CONN_DISC;

	typedef struct {
	RawAddress bd_addr;
	}tBTA_ACM_CONN_UPDATE_TIMEOUT_INFO;

	typedef struct {
	RawAddress bd_addr;
	StreamType stream_type;
	CodecConfig codec_config;
	uint32_t audio_location;
	QosConfig qos_config;
	std::vector<CodecConfig> codecs_selectable;
	}tBTA_ACM_CONFIG_INFO;

	typedef struct {
	RawAddress bd_addr;
	StreamType stream_type;
	StreamState stream_state;
	StreamDiscReason reason;
	}tBTA_ACM_STATE_INFO;

	typedef struct {
	RawAddress bd_addr;
	bool is_direct;
	StreamStateInfo streams_info;
	}tBTIF_ACM_CONNECT;

	typedef struct {
	RawAddress bd_addr;
	StreamStateInfo streams_info;
	}tBTIF_ACM_DISCONNECT;

	typedef struct {
	RawAddress bd_addr;
	StreamStateInfo streams_info;
	}tBTIF_ACM_START;

	typedef struct {
	RawAddress bd_addr;
	StreamStateInfo streams_info;
	}tBTIF_ACM_STOP;

	typedef struct {
	RawAddress bd_addr;
	StreamReconfig streams_info;
	}tBTIF_ACM_RECONFIG;

	typedef union {
	tBTIF_ACM_CONN_DISC acm_conn_disc;
	tBTA_ACM_STATE_INFO state_info;
	tBTA_ACM_CONFIG_INFO config_info;
	tBTIF_ACM_CONNECT acm_connect;
	tBTIF_ACM_DISCONNECT acm_disconnect;
	tBTIF_ACM_START acm_start;
	tBTIF_ACM_STOP acm_stop;
	tBTIF_ACM_RECONFIG acm_reconfig;
	}tBTIF_ACM;

	typedef enum {
	/* Reuse BTA_ACM_XXX_EVT - No need to redefine them here */
	BTIF_ACM_CONNECT_REQ_EVT = BTA_ACM_MAX_EVT,
	BTIF_ACM_DISCONNECT_REQ_EVT,
	BTIF_ACM_START_STREAM_REQ_EVT,
	BTIF_ACM_STOP_STREAM_REQ_EVT,
	BTIF_ACM_SUSPEND_STREAM_REQ_EVT,
	BTIF_ACM_RECONFIG_REQ_EVT,
	} btif_acm_sm_event_t;

	typedef enum {
	BTA_CSIP_NEW_SET_FOUND_EVT = 1,
	BTA_CSIP_SET_MEMBER_FOUND_EVT,
	BTA_CSIP_CONN_STATE_CHG_EVT,
	BTA_CSIP_LOCK_STATUS_CHANGED_EVT,
	BTA_CSIP_LOCK_AVAILABLE_EVT,
	BTA_CSIP_SET_SIZE_CHANGED,
	BTA_CSIP_SET_SIRK_CHANGED,
	} btif_csip_sm_event_t;

	/**
	* When the local device is ACM source, get the address of the active peer.
	*/
	RawAddress btif_acm_source_active_peer(void);

	/**
	* When the local device is ACM sink, get the address of the active peer.
	*/
	RawAddress btif_acm_sink_active_peer(void);

	/**
	* Start streaming.
	*/
	void btif_acm_stream_start(void);

	/**
	* Stop streaming.
	*
	* @param peer_address the peer address or RawAddress::kEmpty to stop all peers
	*/
	void btif_acm_stream_stop(void);

	/**
	* Suspend streaming.
	*/
	void btif_acm_stream_suspend(void);

	/**
	* Start offload streaming.
	*/
	void btif_acm_stream_start_offload(void);

	bool btif_acm_check_if_requested_devices_stopped(void);

	/**
	* Get the Stream Endpoint Type of the Active peer.
	*
	* @return the stream endpoint type: either AVDT_TSEP_SRC or AVDT_TSEP_SNK
	*/
	uint8_t btif_acm_get_peer_sep(void);

	/**

	* Report ACM Source Codec State for a peer.
	*
	* @param peer_address the address of the peer to report
	* @param codec_config the codec config to report
	* @param codecs_local_capabilities the codecs local capabilities to report
	* @param codecs_selectable_capabilities the codecs selectable capabilities
	* to report
	*/
	void btif_acm_report_source_codec_state(
	const RawAddress& peer_address,
	const CodecConfig& codec_config,
	const std::vector<CodecConfig>& codecs_local_capabilities,
	const std::vector<CodecConfig>&
	codecs_selectable_capabilities, int contextType);

	/**
	* Initialize / shut down the ACM Initiator service.
	*
	* @param enable true to enable the ACM Source service, false to disable it
	* @return BT_STATUS_SUCCESS on success, BT_STATUS_FAIL otherwise
	*/
	bt_status_t btif_acm_initiator_execute_service(bool enable);

	/**
	* Dump debug-related information for the BTIF ACM module.
	*
	* @param fd the file descriptor to use for writing the ASCII formatted
	* information
	*/
	void btif_debug_acm_dump(int fd);

	bool btif_acm_is_active();
	uint16_t btif_acm_get_sample_rate();
	uint8_t btif_acm_get_ch_mode();
	uint32_t btif_acm_get_bitrate();
	uint32_t btif_acm_get_octets(uint32_t bit_rate);
	uint16_t btif_acm_get_framelength();
	uint8_t btif_acm_get_ch_count();
	uint16_t btif_acm_get_current_active_profile();
	bool btif_acm_is_codec_type_lc3q();
	uint8_t btif_acm_lc3q_ver();
	bool btif_acm_is_call_active(void);

	#endif /* BTIF_ACM_H */