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a2dp: extract a2dp_create_sdp_record

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This commit is contained in:
Matthias Ringwald 2022-03-14 22:22:28 +01:00
parent 4648d259a1
commit 9f84611f0e
4 changed files with 87 additions and 149 deletions
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72
src/classic/a2dp.c
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@ -63,6 +63,78 @@ void a2dp_init(void) {
void a2dp_deinit(void){ void a2dp_deinit(void){
} }
void a2dp_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t service_class_uuid, uint16_t supported_features, const char * service_name, const char * service_provider_name){
uint8_t* attribute;
de_create_sequence(service);
// 0x0000 "Service Record Handle"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE);
de_add_number(service, DE_UINT, DE_SIZE_32, service_record_handle);
// 0x0001 "Service Class ID List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST);
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, service_class_uuid);
}
de_pop_sequence(service, attribute);
// 0x0004 "Protocol Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t* l2cpProtocol = de_push_sequence(attribute);
{
de_add_number(l2cpProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_L2CAP);
de_add_number(l2cpProtocol, DE_UINT, DE_SIZE_16, BLUETOOTH_PSM_AVDTP);
}
de_pop_sequence(attribute, l2cpProtocol);
uint8_t* avProtocol = de_push_sequence(attribute);
{
de_add_number(avProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_AVDTP); // avProtocol_service
de_add_number(avProtocol, DE_UINT, DE_SIZE_16, 0x0103); // version
}
de_pop_sequence(attribute, avProtocol);
}
de_pop_sequence(service, attribute);
// 0x0005 "Public Browse Group"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST); // public browse group
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT);
}
de_pop_sequence(service, attribute);
// 0x0009 "Bluetooth Profile Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t *a2dProfile = de_push_sequence(attribute);
{
de_add_number(a2dProfile, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_ADVANCED_AUDIO_DISTRIBUTION);
de_add_number(a2dProfile, DE_UINT, DE_SIZE_16, 0x0103);
}
de_pop_sequence(attribute, a2dProfile);
}
de_pop_sequence(service, attribute);
// 0x0100 "Service Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0100);
de_add_data(service, DE_STRING, strlen(service_name), (uint8_t *) service_name);
// 0x0100 "Provider Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0102);
de_add_data(service, DE_STRING, strlen(service_provider_name), (uint8_t *) service_provider_name);
// 0x0311 "Supported Features"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0311);
de_add_number(service, DE_UINT, DE_SIZE_16, supported_features);
}
void a2dp_register_source_packet_handler(btstack_packet_handler_t callback){ void a2dp_register_source_packet_handler(btstack_packet_handler_t callback){
btstack_assert(callback != NULL); btstack_assert(callback != NULL);
a2dp_source_callback = callback; a2dp_source_callback = callback;

2
src/classic/a2dp.h
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@ -57,6 +57,8 @@ void a2dp_init(void);
void a2dp_deinit(void); void a2dp_deinit(void);
void a2dp_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t service_class_uuid, uint16_t supported_features, const char * service_name, const char * service_provider_name);
// source // source
void a2dp_register_source_packet_handler(btstack_packet_handler_t callback); void a2dp_register_source_packet_handler(btstack_packet_handler_t callback);

80
src/classic/a2dp_sink.c
View File

@ -62,82 +62,14 @@ static uint8_t (*a2dp_sink_media_config_validator)(const avdtp_stream_endpoint_t
static void a2dp_sink_packet_handler_internal(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size); static void a2dp_sink_packet_handler_internal(uint8_t packet_type, uint16_t channel, uint8_t *packet, uint16_t size);
void a2dp_sink_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t supported_features, const char * service_name, const char * service_provider_name){ void a2dp_sink_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t supported_features, const char * service_name, const char * service_provider_name){
uint8_t* attribute; if (service_provider_name == NULL){
de_create_sequence(service); service_provider_name = a2dp_sink_default_service_provider_name;
// 0x0000 "Service Record Handle"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE);
de_add_number(service, DE_UINT, DE_SIZE_32, service_record_handle);
// 0x0001 "Service Class ID List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST);
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_AUDIO_SINK);
} }
de_pop_sequence(service, attribute); if (service_name == NULL){
service_name = a2dp_sink_default_service_name;
// 0x0004 "Protocol Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t* l2cpProtocol = de_push_sequence(attribute);
{
de_add_number(l2cpProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_L2CAP);
de_add_number(l2cpProtocol, DE_UINT, DE_SIZE_16, BLUETOOTH_PSM_AVDTP);
}
de_pop_sequence(attribute, l2cpProtocol);
uint8_t* avProtocol = de_push_sequence(attribute);
{
de_add_number(avProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_AVDTP); // avProtocol_service
de_add_number(avProtocol, DE_UINT, DE_SIZE_16, 0x0103); // version
}
de_pop_sequence(attribute, avProtocol);
} }
de_pop_sequence(service, attribute); a2dp_create_sdp_record(service, service_record_handle, BLUETOOTH_SERVICE_CLASS_AUDIO_SINK,
supported_features, service_name, service_provider_name);
// 0x0005 "Public Browse Group"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST); // public browse group
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT);
}
de_pop_sequence(service, attribute);
// 0x0009 "Bluetooth Profile Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t *a2dProfile = de_push_sequence(attribute);
{
de_add_number(a2dProfile, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_ADVANCED_AUDIO_DISTRIBUTION);
de_add_number(a2dProfile, DE_UINT, DE_SIZE_16, 0x0103);
}
de_pop_sequence(attribute, a2dProfile);
}
de_pop_sequence(service, attribute);
// 0x0100 "Service Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0100);
if (service_name){
de_add_data(service, DE_STRING, strlen(service_name), (uint8_t *) service_name);
} else {
de_add_data(service, DE_STRING, strlen(a2dp_sink_default_service_name), (uint8_t *) a2dp_sink_default_service_name);
}
// 0x0100 "Provider Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0102);
if (service_provider_name){
de_add_data(service, DE_STRING, strlen(service_provider_name), (uint8_t *) service_provider_name);
} else {
de_add_data(service, DE_STRING, strlen(a2dp_sink_default_service_provider_name), (uint8_t *) a2dp_sink_default_service_provider_name);
}
// 0x0311 "Supported Features"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0311);
de_add_number(service, DE_UINT, DE_SIZE_16, supported_features);
} }
void a2dp_sink_register_packet_handler(btstack_packet_handler_t callback){ void a2dp_sink_register_packet_handler(btstack_packet_handler_t callback){

82
src/classic/a2dp_source.c
View File

@ -68,7 +68,7 @@
#define AVDTP_MAX_SEP_NUM 10 #define AVDTP_MAX_SEP_NUM 10
#define A2DP_SET_CONFIG_DELAY_MS 200 #define A2DP_SET_CONFIG_DELAY_MS 200
static const char * a2dp_default_source_service_name = "BTstack A2DP Source Service"; static const char * a2dp_source_default_service_name = "BTstack A2DP Source Service";
static const char * a2dp_default_source_service_provider_name = "BTstack A2DP Source Service Provider"; static const char * a2dp_default_source_service_provider_name = "BTstack A2DP Source Service Provider";
static uint8_t (*a2dp_source_media_config_validator)(const avdtp_stream_endpoint_t * stream_endpoint, const uint8_t * event, uint16_t size); static uint8_t (*a2dp_source_media_config_validator)(const avdtp_stream_endpoint_t * stream_endpoint, const uint8_t * event, uint16_t size);
@ -85,82 +85,14 @@ static void a2dp_source_packet_handler_internal(uint8_t packet_type, uint16_t ch
static void a2dp_discover_seps_with_next_waiting_connection(void); static void a2dp_discover_seps_with_next_waiting_connection(void);
void a2dp_source_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t supported_features, const char * service_name, const char * service_provider_name){ void a2dp_source_create_sdp_record(uint8_t * service, uint32_t service_record_handle, uint16_t supported_features, const char * service_name, const char * service_provider_name){
uint8_t* attribute; if (service_provider_name == NULL){
de_create_sequence(service); service_provider_name = a2dp_default_source_service_provider_name;
// 0x0000 "Service Record Handle"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_RECORD_HANDLE);
de_add_number(service, DE_UINT, DE_SIZE_32, service_record_handle);
// 0x0001 "Service Class ID List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_SERVICE_CLASS_ID_LIST);
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_AUDIO_SOURCE);
} }
de_pop_sequence(service, attribute); if (service_name == NULL){
service_name = a2dp_source_default_service_name;
// 0x0004 "Protocol Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PROTOCOL_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t* l2cpProtocol = de_push_sequence(attribute);
{
de_add_number(l2cpProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_L2CAP);
de_add_number(l2cpProtocol, DE_UINT, DE_SIZE_16, BLUETOOTH_PSM_AVDTP);
}
de_pop_sequence(attribute, l2cpProtocol);
uint8_t* avProtocol = de_push_sequence(attribute);
{
de_add_number(avProtocol, DE_UUID, DE_SIZE_16, BLUETOOTH_PROTOCOL_AVDTP); // avProtocol_service
de_add_number(avProtocol, DE_UINT, DE_SIZE_16, 0x0103); // version
}
de_pop_sequence(attribute, avProtocol);
} }
de_pop_sequence(service, attribute); a2dp_create_sdp_record(service, service_record_handle, BLUETOOTH_SERVICE_CLASS_AUDIO_SOURCE,
supported_features, service_name, service_provider_name);
// 0x0005 "Public Browse Group"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BROWSE_GROUP_LIST); // public browse group
attribute = de_push_sequence(service);
{
de_add_number(attribute, DE_UUID, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_PUBLIC_BROWSE_ROOT);
}
de_pop_sequence(service, attribute);
// 0x0009 "Bluetooth Profile Descriptor List"
de_add_number(service, DE_UINT, DE_SIZE_16, BLUETOOTH_ATTRIBUTE_BLUETOOTH_PROFILE_DESCRIPTOR_LIST);
attribute = de_push_sequence(service);
{
uint8_t *a2dProfile = de_push_sequence(attribute);
{
de_add_number(a2dProfile, DE_UUID, DE_SIZE_16, BLUETOOTH_SERVICE_CLASS_ADVANCED_AUDIO_DISTRIBUTION);
de_add_number(a2dProfile, DE_UINT, DE_SIZE_16, 0x0103);
}
de_pop_sequence(attribute, a2dProfile);
}
de_pop_sequence(service, attribute);
// 0x0100 "Service Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0100);
if (service_name){
de_add_data(service, DE_STRING, strlen(service_name), (uint8_t *) service_name);
} else {
de_add_data(service, DE_STRING, strlen(a2dp_default_source_service_name), (uint8_t *) a2dp_default_source_service_name);
}
// 0x0100 "Provider Name"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0102);
if (service_provider_name){
de_add_data(service, DE_STRING, strlen(service_provider_name), (uint8_t *) service_provider_name);
} else {
de_add_data(service, DE_STRING, strlen(a2dp_default_source_service_provider_name), (uint8_t *) a2dp_default_source_service_provider_name);
}
// 0x0311 "Supported Features"
de_add_number(service, DE_UINT, DE_SIZE_16, 0x0311);
de_add_number(service, DE_UINT, DE_SIZE_16, supported_features);
} }
static void a2dp_source_set_config_timer_handler(btstack_timer_source_t * timer){ static void a2dp_source_set_config_timer_handler(btstack_timer_source_t * timer){