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avrcp_target: fix subunit info response

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This commit is contained in:
Milanka Ringwald 2021-05-04 12:37:20 +02:00
parent 24b91470f2
commit 2c197cf1fd
1 changed files with 9 additions and 5 deletions
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14
src/classic/avrcp_target.c
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@ -516,7 +516,7 @@ static uint8_t avrcp_target_unit_info(avrcp_connection_t * connection){
static uint8_t avrcp_target_subunit_info(avrcp_connection_t * connection, uint8_t offset){
if (connection->state != AVCTP_CONNECTION_OPENED) return ERROR_CODE_COMMAND_DISALLOWED;
if ((offset - 4) > connection->subunit_info_data_size) return AVRCP_STATUS_INVALID_PARAMETER;
connection->command_opcode = AVRCP_CMD_OPCODE_SUBUNIT_INFO;
connection->command_type = AVRCP_CTYPE_RESPONSE_IMPLEMENTED_STABLE;
connection->subunit_type = AVRCP_SUBUNIT_TYPE_UNIT; //vendor unique
@ -789,17 +789,21 @@ static void avrcp_handle_l2cap_data_packet_for_signaling_connection(avrcp_connec
uint16_t length;
avrcp_pdu_id_t pdu_id;
connection->cmd_operands_length = 0;
uint8_t offset;
switch (opcode){
case AVRCP_CMD_OPCODE_UNIT_INFO:
avrcp_target_unit_info(connection);
break;
case AVRCP_CMD_OPCODE_SUBUNIT_INFO:{
case AVRCP_CMD_OPCODE_SUBUNIT_INFO:
if ((size - pos) < 3) return;
uint8_t offset = 4 * (packet[pos+2]>>4);
// page: packet[pos] >> 4,
offset = 4 * (packet[pos]>>4);
// extension code (fixed 7) = packet[pos] & 0x0F
// 4 bytes paga data, all 0xFF
avrcp_target_subunit_info(connection, offset);
break;
}
case AVRCP_CMD_OPCODE_PASS_THROUGH:{
if (size < 8) return;
log_info("AVRCP_OPERATION_ID 0x%02x, operands length %d", packet[6], packet[7]);