source: rtems-libbsd/rtemsbsd/rtems/rtems-kernel-get-file.c @ 9f87c45

5-freebsd-12
Last change on this file since 9f87c45 was 9f87c45, checked in by Sebastian Huber <sebastian.huber@…>, on Nov 13, 2018 at 9:17:29 AM

Include missing <sys/types.h>

Update #3598.

  • Property mode set to 100644
File size: 1.9 KB
Line 
1/**
2 * @file
3 *
4 * @ingroup rtems_bsd_rtems
5 *
6 * @brief TODO.
7 */
8
9/*
10 * Copyright (c) 2013 embedded brains GmbH.  All rights reserved.
11 *
12 *  embedded brains GmbH
13 *  Dornierstr. 4
14 *  82178 Puchheim
15 *  Germany
16 *  <rtems@embedded-brains.de>
17 *
18 * Redistribution and use in source and binary forms, with or without
19 * modification, are permitted provided that the following conditions
20 * are met:
21 * 1. Redistributions of source code must retain the above copyright
22 *    notice, this list of conditions and the following disclaimer.
23 * 2. Redistributions in binary form must reproduce the above copyright
24 *    notice, this list of conditions and the following disclaimer in the
25 *    documentation and/or other materials provided with the distribution.
26 *
27 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * SUCH DAMAGE.
38 */
39
40#include <machine/rtems-bsd-kernel-space.h>
41
42#include <sys/types.h>
43#include <sys/file.h>
44
45struct file *
46rtems_bsd_get_file(int fd)
47{
48        struct file *fp;
49
50        if ((uint32_t) fd < rtems_libio_number_iops) {
51                unsigned int flags;
52
53                fp = rtems_bsd_fd_to_fp(fd);
54                flags = rtems_libio_iop_hold(&fp->f_io);
55
56                if ((flags & LIBIO_FLAGS_OPEN) == 0) {
57                        rtems_libio_iop_drop(&fp->f_io);
58                        fp = NULL;
59                }
60        } else {
61                fp = NULL;
62        }
63
64        return fp;
65}
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