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1 | .. -*- coding: utf-8; mode: rst -*- |
2 | ||
3 | .. _FE_DISEQC_RECV_SLAVE_REPLY: | |
4 | ||
5 | ******************************** | |
6 | ioctl FE_DISEQC_RECV_SLAVE_REPLY | |
7 | ******************************** | |
8 | ||
15e7d615 | 9 | Name |
586027ce | 10 | ==== |
5377d91f | 11 | |
586027ce | 12 | FE_DISEQC_RECV_SLAVE_REPLY - Receives reply from a DiSEqC 2.0 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_RECV_SLAVE_REPLY, struct dvb_diseqc_slave_reply *argp ) |
19 | :name: FE_DISEQC_RECV_SLAVE_REPLY | |
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_slave_reply` |
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31 | |
32 | ||
15e7d615 | 33 | Description |
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34 | =========== |
35 | ||
36 | Receives reply from a DiSEqC 2.0 command. | |
37 | ||
e8be7e97 | 38 | .. c:type:: dvb_diseqc_slave_reply |
5377d91f | 39 | |
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40 | .. tabularcolumns:: |p{4.4cm}|p{4.4cm}|p{8.7cm}| |
41 | ||
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42 | .. flat-table:: struct dvb_diseqc_slave_reply |
43 | :header-rows: 0 | |
44 | :stub-columns: 0 | |
45 | :widths: 1 1 2 | |
46 | ||
47 | ||
48 | - .. row 1 | |
49 | ||
50 | - uint8_t | |
51 | ||
8968da9b | 52 | - msg[4] |
5377d91f | 53 | |
8968da9b | 54 | - DiSEqC message (framing, data[3]) |
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55 | |
56 | - .. row 2 | |
57 | ||
58 | - uint8_t | |
59 | ||
60 | - msg_len | |
61 | ||
62 | - Length of the DiSEqC message. Valid values are 0 to 4, where 0 | |
0579e6e3 | 63 | means no msg |
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64 | |
65 | - .. row 3 | |
66 | ||
67 | - int | |
68 | ||
69 | - timeout | |
70 | ||
71 | - Return from ioctl after timeout ms with errorcode when no message | |
0579e6e3 | 72 | was received |
fc833980 | 73 | |
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74 | |
75 | Return Value | |
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76 | ============ |
77 | ||
78 | On success 0 is returned, on error -1 and the ``errno`` variable is set | |
79 | appropriately. The generic error codes are described at the | |
80 | :ref:`Generic Error Codes <gen-errors>` chapter. |