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avrcp_controller: extract avrcp_controller_emit_supported_events and store remote supported events into bitmap

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This commit is contained in:
Milanka Ringwald 2021-10-25 21:41:12 +02:00
parent 3032b6e116
commit ff243a1bfb
2 changed files with 38 additions and 22 deletions
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3
src/classic/avrcp.h
View File

@ -554,6 +554,9 @@ typedef struct {
uint16_t notifications_enabled;
uint16_t initial_status_reported;
uint16_t remote_supported_notifications;
bool remote_supported_notifications_queried;
uint16_t notifications_to_register;
uint16_t notifications_to_deregister;

57
src/classic/avrcp_controller.c
View File

@ -92,6 +92,39 @@ static int avrcp_controller_supports_browsing(uint16_t controller_supported_feat
return controller_supported_features & AVRCP_FEATURE_MASK_BROWSING;
}
static void avrcp_controller_emit_supported_events(avrcp_connection_t * connection){
uint8_t event_id;
uint8_t offset;
uint8_t event[9];
uint8_t ctype = (uint8_t) AVRCP_CTYPE_RESPONSE_CHANGED_STABLE;
for (event_id = (uint8_t) AVRCP_NOTIFICATION_EVENT_PLAYBACK_STATUS_CHANGED; event_id < (uint8_t) AVRCP_NOTIFICATION_EVENT_MAX_VALUE; event_id++){
if ( (connection->remote_supported_notifications & (1<<event_id)) == 0){
continue;
}
offset = 0;
event[offset++] = HCI_EVENT_AVRCP_META;
event[offset++] = sizeof(event) - 2;
event[offset++] = AVRCP_SUBEVENT_GET_CAPABILITY_EVENT_ID;
little_endian_store_16(event, offset, connection->avrcp_cid);
offset += 2;
event[offset++] = ctype;
event[offset++] = 0;
event[offset++] = event_id;
(*avrcp_controller_context.avrcp_callback)(HCI_EVENT_PACKET, 0, event, offset);
}
offset = 0;
event[offset++] = HCI_EVENT_AVRCP_META;
event[offset++] = sizeof(event) - 2;
event[offset++] = AVRCP_SUBEVENT_GET_CAPABILITY_EVENT_ID_DONE;
little_endian_store_16(event, offset, connection->avrcp_cid);
offset += 2;
event[offset++] = ctype;
event[offset++] = 0;
(*avrcp_controller_context.avrcp_callback)(HCI_EVENT_PACKET, 0, event, sizeof(event));
}
static void avrcp_controller_emit_notification_for_event_id(uint16_t avrcp_cid, avrcp_notification_event_id_t event_id,
avrcp_command_type_t ctype, const uint8_t *payload,
uint16_t size) {
@ -939,29 +972,9 @@ static void avrcp_handle_l2cap_data_packet_for_signaling_connection(avrcp_connec
case AVRCP_CAPABILITY_ID_EVENT:
for (i = 0; (i < capability_count) && ((size - pos) >= 1); i++){
uint8_t event_id = packet[pos++];
log_info(" 0x%02x %s", event_id, avrcp_event2str(event_id));
offset = 0;
event[offset++] = HCI_EVENT_AVRCP_META;
event[offset++] = sizeof(event) - 2;
event[offset++] = AVRCP_SUBEVENT_GET_CAPABILITY_EVENT_ID;
little_endian_store_16(event, offset, connection->avrcp_cid);
offset += 2;
event[offset++] = ctype;
event[offset++] = 0;
event[offset++] = event_id;
(*avrcp_controller_context.avrcp_callback)(HCI_EVENT_PACKET, 0, event, offset);
connection->remote_supported_notifications |= (1 << event_id);
}
offset = 0;
event[offset++] = HCI_EVENT_AVRCP_META;
event[offset++] = sizeof(event) - 2;
event[offset++] = AVRCP_SUBEVENT_GET_CAPABILITY_EVENT_ID_DONE;
little_endian_store_16(event, offset, connection->avrcp_cid);
offset += 2;
event[offset++] = ctype;
event[offset++] = 0;
(*avrcp_controller_context.avrcp_callback)(HCI_EVENT_PACKET, 0, event, sizeof(event));
avrcp_controller_emit_supported_events(connection);
break;
default: