Bluetooth LE Stack
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Outline
#define BROADCAST_AUDIO_SCAN_SERVICE_UTIL_H
#include <stdint.h>
#include "btstack_bool.h"
#include "le-audio/le_audio.h"
#define BASS_ERROR_CODE_OPCODE_NOT_SUPPORTED
#define BASS_ERROR_CODE_INVALID_SOURCE_ID
#define BASS_SUBGROUPS_MAX_NUM
#define BASS_MAX_NOTIFY_BUFFER_SIZE
#define BASS_INVALID_SOURCE_INDEX
bass_opcode_t
bass_role_t
bass_subgroup_t
bass_source_data_t
bass_util_source_data_header_virtual_memcpy(const bass_source_data_t *, uint16_t *, uint16_t, uint8_t *, uint16_t);
bass_util_source_data_subgroups_virtual_memcpy(const bass_source_data_t *, bool, uint16_t *, uint16_t, uint8_t *, uint16_t);
bass_util_pa_sync_state_and_subgroups_in_valid_range(const uint8_t *, uint16_t);
bass_util_source_buffer_in_valid_range(const uint8_t *, uint16_t);
bass_util_source_data_parse(const uint8_t *, uint16_t, bass_source_data_t *, bool);
bass_util_pa_info_and_subgroups_parse(const uint8_t *, uint16_t, bass_source_data_t *, bool);
Files
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SourceVuRaspberry Pi Pico SDK and ExamplesBluetooth LE Stacksrc/le-audio/gatt-service/broadcast_audio_scan_service_util.h
 
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/* * Copyright (C) 2022 BlueKitchen GmbH * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the copyright holders nor the names of * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * 4. Any redistribution, use, or modification is done solely for * personal benefit and not for any commercial purpose or for * monetary gain. * * THIS SOFTWARE IS PROVIDED BY BLUEKITCHEN GMBH AND CONTRIBUTORS * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BLUEKITCHEN * GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * Please inquire about commercial licensing options at * contact@bluekitchen-gmbh.com * *//* ... */ #ifndef BROADCAST_AUDIO_SCAN_SERVICE_UTIL_H #define BROADCAST_AUDIO_SCAN_SERVICE_UTIL_H #include <stdint.h> #include "btstack_bool.h" #include "le-audio/le_audio.h" #if defined __cplusplus extern "C" { #endif #define BASS_ERROR_CODE_OPCODE_NOT_SUPPORTED 0x80 #define BASS_ERROR_CODE_INVALID_SOURCE_ID 0x81 #define BASS_SUBGROUPS_MAX_NUM 10 #define BASS_MAX_NOTIFY_BUFFER_SIZE 200 #define BASS_INVALID_SOURCE_INDEX 0xFF 5 defines /* API_START */ typedef enum { BASS_OPCODE_REMOTE_SCAN_STOPPED = 0x00, BASS_OPCODE_REMOTE_SCAN_STARTED, BASS_OPCODE_ADD_SOURCE, BASS_OPCODE_MODIFY_SOURCE, BASS_OPCODE_SET_BROADCAST_CODE, BASS_OPCODE_REMOVE_SOURCE, BASS_OPCODE_RFU ...} bass_opcode_t; typedef enum { BASS_ROLE_CLIENT = 0, BASS_ROLE_SERVER ...} bass_role_t; typedef struct { // BIS_Sync parameter // 4-octet bitfield. Shall not exist if Num_Subgroups = 0 // Bit 0-30 = BIS_index[1-31] 0x00000000: // - 0b0 = Do not synchronize to BIS_index[x] 0xxxxxxxxx: // - 0b1 = Synchronize to BIS_index[x] // 0xFFFFFFFF: No preference // written by client into control point uint32_t bis_sync; // 4-octet bitfield. Shall not exist if num_subgroups = 0 // Bit 0-30 = BIS_index[1-31] // 0x00000000: 0 = Not synchronized to BIS_index[x] // 0xxxxxxxxx: 1 = Synchronized to BIS_index[x] // 0xFFFFFFFF: Failed to sync to BIG // state send to client by server uint32_t bis_sync_state; uint8_t metadata_length; le_audio_metadata_t metadata; ...} bass_subgroup_t; typedef struct { // assigned by client via control point bd_addr_type_t address_type; bd_addr_t address; uint8_t adv_sid; uint32_t broadcast_id; le_audio_pa_sync_t pa_sync; // written by client into control point le_audio_pa_sync_state_t pa_sync_state; // state send to client by server uint16_t pa_interval; uint8_t subgroups_num; // Shall not exist if num_subgroups = 0 bass_subgroup_t subgroups[BASS_SUBGROUPS_MAX_NUM]; ...} bass_source_data_t; // offset gives position into fully serialized BASS record uint16_t bass_util_source_data_header_virtual_memcpy(const bass_source_data_t * data, uint16_t *source_offset, uint16_t buffer_offset, uint8_t * buffer, uint16_t buffer_size); uint16_t bass_util_source_data_subgroups_virtual_memcpy(const bass_source_data_t *data, bool use_state_fields, uint16_t *source_offset, uint16_t buffer_offset, uint8_t *buffer, uint16_t buffer_size); bool bass_util_pa_sync_state_and_subgroups_in_valid_range(const uint8_t *buffer, uint16_t buffer_size); bool bass_util_source_buffer_in_valid_range(const uint8_t *buffer, uint16_t buffer_size); void bass_util_source_data_parse(const uint8_t *buffer, uint16_t buffer_size, bass_source_data_t *source_data, bool is_broadcast_receive_state); void bass_util_pa_info_and_subgroups_parse(const uint8_t *buffer, uint16_t buffer_size, bass_source_data_t *source_data, bool is_broadcast_receive_state); /* API_END */ #if defined __cplusplus }extern "C" { ... } #endif /* ... */ #endif
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