blob: 56004d5ea3ab40f1f03d0c1aada4d1f70775691a [file] [log] [blame]
.. -*- coding: utf-8; mode: rst -*-
.. _CA_GET_MSG:
==========
CA_GET_MSG
==========
Name
----
CA_GET_MSG
Synopsis
--------
.. cpp:function:: int ioctl(fd, int request = CA_GET_MSG, ca_msg_t *)
Arguments
---------
.. flat-table::
:header-rows: 0
:stub-columns: 0
- .. row 1
- int fd
- File descriptor returned by a previous call to open().
- .. row 2
- int request
- Equals CA_GET_MSG for this command.
- .. row 3
- ca_msg_t \*
- Undocumented.
Description
-----------
This ioctl is undocumented. Documentation is welcome.
Return Value
------------
On success 0 is returned, on error -1 and the ``errno`` variable is set
appropriately. The generic error codes are described at the
:ref:`Generic Error Codes <gen-errors>` chapter.