source: rtems/c/src/lib/libc/ioctl.c @ 4de102cc

4.104.114.84.95
Last change on this file since 4de102cc was a02224e, checked in by Joel Sherrill <joel.sherrill@…>, on 01/04/02 at 18:29:37

2002-01-04 Ralf Corsepius <corsepiu@…>

  • include/rtems/libio_.h: Remove set_errno_and_return_minus_one.
  • libc/cfsetispeed.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/cfsetospeed.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/chdir.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/chmod.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/chown.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/chroot.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/closedir.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/eval.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fchdir.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fchmod.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fdatasync.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fpathconf.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fstat.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/fsync.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/ftruncate.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/getdents.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/ioctl.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/link.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/lseek.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/mknod.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/open.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/read.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/readlink.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/rmdir.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/stat.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/symlink.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/tcsetattr.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/telldir.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/ttyname.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/ttyname_r.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/unlink.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/unmount.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/utime.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • libc/write.c: Include <rtems/seterr.h>. Apply rtems_set_errno_and_return_minus_one.
  • Property mode set to 100644
File size: 1.1 KB
Line 
1/*
2 *  ioctl() system call
3 *
4 *  This routine is not defined in the POSIX 1003.1b standard but is
5 *  commonly supported on most UNIX and POSIX systems.
6 *
7 *  COPYRIGHT (c) 1989-1999.
8 *  On-Line Applications Research Corporation (OAR).
9 *
10 *  The license and distribution terms for this file may be
11 *  found in the file LICENSE in this distribution or at
12 *  http://www.OARcorp.com/rtems/license.html.
13 *
14 *  $Id$
15 */
16
17#if HAVE_CONFIG_H
18#include "config.h"
19#endif
20
21#include <stdarg.h>
22
23#include <rtems/libio_.h>
24#include <rtems/seterr.h>
25
26#include <unistd.h>
27
28int ioctl(
29  int  fd,
30  int  command,
31  ...
32)
33{
34  va_list            ap;
35  rtems_status_code  rc;
36  rtems_libio_t     *iop;
37  void              *buffer;
38
39  rtems_libio_check_fd( fd );
40  iop = rtems_libio_iop( fd );
41  rtems_libio_check_is_open(iop);
42
43  va_start(ap, command);
44
45  buffer = va_arg(ap, void *);
46
47  /*
48   *  Now process the ioctl().
49   */
50
51  if ( !iop->handlers )
52    rtems_set_errno_and_return_minus_one( EBADF );
53
54  if ( !iop->handlers->ioctl_h )
55    rtems_set_errno_and_return_minus_one( ENOTSUP );
56
57  rc = (*iop->handlers->ioctl_h)( iop, command, buffer );
58
59  return rc;
60}
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