forked from Imagelibrary/rtems
104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/* SPDX-License-Identifier: BSD-2-Clause */
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/**
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* @file
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*
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* @brief RTEMS /dev/null Device Driver
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*
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* This include file defines the interface to the RTEMS /dev/null
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* device driver.
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*/
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/*
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* Author: Ralf Corsepius (corsepiu@faw.uni-ulm.de)
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*
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* COPYRIGHT (c) 1989-2000.
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* On-Line Applications Research Corporation (OAR).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _RTEMS_DEVNULL_H
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#define _RTEMS_DEVNULL_H
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#include <rtems/io.h>
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/**
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* @defgroup libmisc_devnull Null Device Driver
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*
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* @ingroup RTEMSDeviceDrivers
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*/
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/**@{*/
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define DEVNULL_DRIVER_TABLE_ENTRY \
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{ null_initialize, null_open, null_close, null_read, \
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null_write, null_control }
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#define NULL_SUCCESSFUL RTEMS_SUCCESSFUL
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rtems_device_driver null_initialize(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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rtems_device_driver null_open(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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rtems_device_driver null_close(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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rtems_device_driver null_read(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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rtems_device_driver null_write(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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rtems_device_driver null_control(
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rtems_device_major_number,
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rtems_device_minor_number,
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void *
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);
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#ifdef __cplusplus
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}
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#endif
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/**@}*/
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#endif
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/* end of include file */
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