/* SPDX-License-Identifier: BSD-2-Clause */
/**
* @file
*
* @ingroup IMFS
*
* @brief IMFS Device Node Handlers
*/
/*
* COPYRIGHT (c) 1989-2012.
* On-Line Applications Research Corporation (OAR).
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/imfs.h>
#include <rtems/deviceio.h>
int device_open(
rtems_libio_t *iop,
const char *pathname,
int oflag,
mode_t mode
)
{
const IMFS_device_t *device = IMFS_iop_to_device( iop );
return rtems_deviceio_open(
iop,
pathname,
oflag,
mode,
device->major,
device->minor
);
}
int device_close(
rtems_libio_t *iop
)
{
const IMFS_device_t *device = IMFS_iop_to_device( iop );
return rtems_deviceio_close(
iop,
device->major,
device->minor
);
}
ssize_t device_read(
rtems_libio_t *iop,
void *buffer,
size_t count
)
{
const IMFS_device_t *device = IMFS_iop_to_device( iop );
return rtems_deviceio_read(
iop,
buffer,
count,
device->major,
device->minor
);
}
ssize_t device_write(
rtems_libio_t *iop,
const void *buffer,
size_t count
)
{
const IMFS_device_t *device = IMFS_iop_to_device( iop );
return rtems_deviceio_write(
iop,
buffer,
count,
device->major,
device->minor
);
}
int device_ioctl(
rtems_libio_t *iop,
ioctl_command_t command,
void *buffer
)
{
const IMFS_device_t *device = IMFS_iop_to_device( iop );
return rtems_deviceio_control(
iop,
command,
buffer,
device->major,
device->minor
);
}
int device_ftruncate(
rtems_libio_t *iop,
off_t length
)
{
return 0;
}