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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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 | .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later .. c:namespace:: DTV.ca .. _CA_GET_SLOT_INFO: ================ CA_GET_SLOT_INFO ================ Name ---- CA_GET_SLOT_INFO Synopsis -------- .. c:macro:: CA_GET_SLOT_INFO ``int ioctl(fd, CA_GET_SLOT_INFO, struct ca_slot_info *info)`` Arguments --------- ``fd`` File descriptor returned by a previous call to :c:func:`open()`. ``info`` Pointer to struct :c:type:`ca_slot_info`. Description ----------- Returns information about a CA slot identified by :c:type:`ca_slot_info`.slot_num. Return Value ------------ On success 0 is returned, and :c:type:`ca_slot_info` is filled. On error -1 is returned, and the ``errno`` variable is set appropriately. .. tabularcolumns:: |p{2.5cm}|p{15.0cm}| .. flat-table:: :header-rows: 0 :stub-columns: 0 :widths: 1 16 - - ``ENODEV`` - the slot is not available. The generic error codes are described at the :ref:`Generic Error Codes <gen-errors>` chapter. |