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1 | .. -*- coding: utf-8; mode: rst -*- |
2 | ||
3 | .. _FE_DISEQC_SEND_MASTER_CMD: | |
4 | ||
5 | ******************************* | |
6 | ioctl FE_DISEQC_SEND_MASTER_CMD | |
7 | ******************************* | |
8 | ||
15e7d615 | 9 | Name |
586027ce | 10 | ==== |
5377d91f | 11 | |
586027ce | 12 | FE_DISEQC_SEND_MASTER_CMD - Sends a DiSEqC command |
5377d91f | 13 | |
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14 | |
15 | Synopsis | |
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16 | ======== |
17 | ||
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18 | .. c:function:: int ioctl( int fd, FE_DISEQC_SEND_MASTER_CMD, struct dvb_diseqc_master_cmd *argp ) |
19 | :name: FE_DISEQC_SEND_MASTER_CMD | |
5377d91f | 20 | |
586027ce | 21 | |
15e7d615 | 22 | Arguments |
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23 | ========= |
24 | ||
25 | ``fd`` | |
26 | File descriptor returned by :ref:`open() <frontend_f_open>`. | |
27 | ||
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28 | ``argp`` |
29 | pointer to struct | |
e8be7e97 | 30 | :c:type:`dvb_diseqc_master_cmd` |
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31 | |
32 | ||
15e7d615 | 33 | Description |
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34 | =========== |
35 | ||
36 | Sends a DiSEqC command to the antenna subsystem. | |
37 | ||
5377d91f | 38 | |
836cf1db | 39 | .. c:type:: dvb_diseqc_master_cmd |
5929cb17 | 40 | |
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41 | .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| |
42 | ||
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43 | .. flat-table:: struct dvb_diseqc_master_cmd |
44 | :header-rows: 0 | |
45 | :stub-columns: 0 | |
46 | :widths: 1 1 2 | |
47 | ||
48 | ||
49 | - .. row 1 | |
50 | ||
51 | - uint8_t | |
52 | ||
8968da9b | 53 | - msg[6] |
5377d91f | 54 | |
8968da9b | 55 | - DiSEqC message (framing, address, command, data[3]) |
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56 | |
57 | - .. row 2 | |
58 | ||
59 | - uint8_t | |
60 | ||
61 | - msg_len | |
62 | ||
63 | - Length of the DiSEqC message. Valid values are 3 to 6 | |
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64 | |
65 | Return Value | |
66 | ============ | |
67 | ||
68 | On success 0 is returned, on error -1 and the ``errno`` variable is set | |
69 | appropriately. The generic error codes are described at the | |
70 | :ref:`Generic Error Codes <gen-errors>` chapter. | |
71 |