2.5.7. ioctl FE_DISEQC_SEND_MASTER_CMD¶
2.5.7.1. Name¶
FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command
2.5.7.2. Synopsis¶
- int ioctl(int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp)¶
2.5.7.3. Arguments¶
- fd
- File descriptor returned by open().
- argp
- pointer to struct dvb_diseqc_master_cmd
2.5.7.4. Description¶
Sends a DiSEqC command to the antenna subsystem.
- dvb_diseqc_master_cmd¶
uint8_t | msg[6] | DiSEqC message (framing, address, command, data[3]) |
uint8_t | msg_len | Length of the DiSEqC message. Valid values are 3 to 6 |
2.5.7.5. Return Value¶
On success 0 is returned, on error -1 and the errno variable is set appropriately. The generic error codes are described at the Generic Error Codes chapter.