ca-send-msg.rst 834 字节
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.. -*- coding: utf-8; mode: rst -*-

.. _CA_SEND_MSG:

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===========
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CA_SEND_MSG
===========

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NAME
----
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CA_SEND_MSG
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SYNOPSIS
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--------

.. cpp:function:: int  ioctl(fd, int request = CA_SEND_MSG, ca_msg_t *)


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ARGUMENTS
---------
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.. flat-table::
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    -  .. row 1

       -  int fd

       -  File descriptor returned by a previous call to open().

    -  .. row 2

       -  int request

       -  Equals CA_SEND_MSG for this command.

    -  .. row 3

       -  ca_msg_t \*

       -  Undocumented.


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DESCRIPTION
-----------

This ioctl is undocumented. Documentation is welcome.


RETURN VALUE
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------------

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.