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avrcp_target: fix sending of PASS THROUGH command

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This commit is contained in:
Milanka Ringwald 2025-02-11 20:45:33 +01:00
parent ce7e62b448
commit 6ce57e75ad
1 changed files with 2 additions and 8 deletions
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10
src/classic/avrcp_target.c
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@ -328,13 +328,12 @@ static void avrcp_send_response_with_avctp_fragmentation(avrcp_connection_t * co
connection->avctp_packet_type = avctp_get_packet_type(connection, &max_payload_size);
connection->avrcp_packet_type = avrcp_get_packet_type(connection);
uint16_t param_len = connection->data_len;
// AVCTP header
// transport header : transaction label | Packet_type | C/R | IPID (1 == invalid profile identifier)
uint16_t pos = 0;
packet[pos++] = (connection->transaction_id << 4) | (connection->avctp_packet_type << 2) | (AVRCP_RESPONSE_FRAME << 1) | 0;
uint16_t param_len = connection->data_len;
if (connection->avctp_packet_type == AVCTP_START_PACKET){
uint16_t max_frame_size = btstack_min(connection->l2cap_mtu, AVRCP_MAX_AV_C_MESSAGE_FRAME_SIZE);
// first packet: max_payload_size
@ -352,6 +351,7 @@ static void avrcp_send_response_with_avctp_fragmentation(avrcp_connection_t * co
switch (connection->avctp_packet_type) {
case AVCTP_SINGLE_PACKET:
case AVCTP_START_PACKET:
connection->data_offset = 0;
// Profile IDentifier (PID)
packet[pos++] = BLUETOOTH_SERVICE_CLASS_AV_REMOTE_CONTROL >> 8;
packet[pos++] = BLUETOOTH_SERVICE_CLASS_AV_REMOTE_CONTROL & 0x00FF;
@ -369,10 +369,7 @@ static void avrcp_send_response_with_avctp_fragmentation(avrcp_connection_t * co
big_endian_store_24(packet, pos, connection->company_id);
pos += 3;
packet[pos++] = connection->pdu_id;
// AVRCP packet type
packet[pos++] = (uint8_t)connection->avrcp_packet_type;
// parameter length
big_endian_store_16(packet, pos, param_len);
pos += 2;
@ -437,12 +434,9 @@ static void avrcp_send_response_with_avctp_fragmentation(avrcp_connection_t * co
case AVRCP_CMD_OPCODE_PASS_THROUGH:
packet[pos++] = connection->operation_id;
// parameter length
packet[pos++] = (uint8_t) connection->data_len;
pos += 2;
break;
case AVRCP_CMD_OPCODE_UNIT_INFO:
break;
case AVRCP_CMD_OPCODE_SUBUNIT_INFO:
break;
default: