blob: be7dec0536859c16f5913567a7ae5f520bc67b57 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
|
.. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
.. _CA_GET_DESCR_INFO:
=================
CA_GET_DESCR_INFO
=================
Name
----
CA_GET_DESCR_INFO
Synopsis
--------
.. c:function:: int ioctl(fd, CA_GET_DESCR_INFO, struct ca_descr_info *desc)
:name: CA_GET_DESCR_INFO
Arguments
---------
``fd``
File descriptor returned by a previous call to :c:func:`open() <dvb-ca-open>`.
``desc``
Pointer to struct :c:type:`ca_descr_info`.
Description
-----------
Returns information about all descrambler slots.
Return Value
------------
On success 0 is returned, and :c:type:`ca_descr_info` is filled.
On error -1 is returned, and the ``errno`` variable is set
appropriately. The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.
|