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- .. -*- coding: utf-8; mode: rst -*-
- .. _FE_DISEQC_SEND_MASTER_CMD:
- *******************************
- ioctl FE_DISEQC_SEND_MASTER_CMD
- *******************************
- Name
- ====
- FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command
- Synopsis
- ========
- .. c:function:: int ioctl( int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp )
- :name: FE_DISEQC_SEND_MASTER_CMD
- Arguments
- =========
- ``fd``
- File descriptor returned by :ref:`open() <frontend_f_open>`.
- ``argp``
- pointer to struct
- :c:type:`dvb_diseqc_master_cmd`
- Description
- ===========
- Sends a DiSEqC command to the antenna subsystem.
- .. c:type:: dvb_diseqc_master_cmd
- .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}|
- .. flat-table:: struct dvb_diseqc_master_cmd
- :header-rows: 0
- :stub-columns: 0
- :widths: 1 1 2
- - .. row 1
- - uint8_t
- - msg[6]
- - DiSEqC message (framing, address, command, data[3])
- - .. row 2
- - uint8_t
- - msg_len
- - Length of the DiSEqC message. Valid values are 3 to 6
- 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
- :ref:`Generic Error Codes <gen-errors>` chapter.
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