1 .. SPDX-License-Identifier: GFDL-1.1-no-invari 1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later 2 .. c:namespace:: DTV.ca 2 .. c:namespace:: DTV.ca 3 3 4 .. _CA_GET_SLOT_INFO: 4 .. _CA_GET_SLOT_INFO: 5 5 6 ================ 6 ================ 7 CA_GET_SLOT_INFO 7 CA_GET_SLOT_INFO 8 ================ 8 ================ 9 9 10 Name 10 Name 11 ---- 11 ---- 12 12 13 CA_GET_SLOT_INFO 13 CA_GET_SLOT_INFO 14 14 15 Synopsis 15 Synopsis 16 -------- 16 -------- 17 17 18 .. c:macro:: CA_GET_SLOT_INFO 18 .. c:macro:: CA_GET_SLOT_INFO 19 19 20 ``int ioctl(fd, CA_GET_SLOT_INFO, struct ca_sl 20 ``int ioctl(fd, CA_GET_SLOT_INFO, struct ca_slot_info *info)`` 21 21 22 Arguments 22 Arguments 23 --------- 23 --------- 24 24 25 ``fd`` 25 ``fd`` 26 File descriptor returned by a previous call 26 File descriptor returned by a previous call to :c:func:`open()`. 27 27 28 ``info`` 28 ``info`` 29 Pointer to struct :c:type:`ca_slot_info`. 29 Pointer to struct :c:type:`ca_slot_info`. 30 30 31 Description 31 Description 32 ----------- 32 ----------- 33 33 34 Returns information about a CA slot identified 34 Returns information about a CA slot identified by 35 :c:type:`ca_slot_info`.slot_num. 35 :c:type:`ca_slot_info`.slot_num. 36 36 37 Return Value 37 Return Value 38 ------------ 38 ------------ 39 39 40 On success 0 is returned, and :c:type:`ca_slot 40 On success 0 is returned, and :c:type:`ca_slot_info` is filled. 41 41 42 On error -1 is returned, and the ``errno`` var 42 On error -1 is returned, and the ``errno`` variable is set 43 appropriately. 43 appropriately. 44 44 45 .. tabularcolumns:: |p{2.5cm}|p{15.0cm}| 45 .. tabularcolumns:: |p{2.5cm}|p{15.0cm}| 46 46 47 .. flat-table:: 47 .. flat-table:: 48 :header-rows: 0 48 :header-rows: 0 49 :stub-columns: 0 49 :stub-columns: 0 50 :widths: 1 16 50 :widths: 1 16 51 51 52 - - ``ENODEV`` 52 - - ``ENODEV`` 53 - the slot is not available. 53 - the slot is not available. 54 54 55 The generic error codes are described at the 55 The generic error codes are described at the 56 :ref:`Generic Error Codes <gen-errors>` chapte 56 :ref:`Generic Error Codes <gen-errors>` chapter.
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