sysdeps/unix/sysv/linux/x86/sys/perm.h

   1 /* Copyright (C) 1996-2015 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #ifndef _SYS_PERM_H
  19
  20 #define _SYS_PERM_H     1
  21 #include <features.h>
  22
  23 __BEGIN_DECLS
  24
  25 /* Set port input/output permissions.  */
  26 extern int ioperm (unsigned long int __from, unsigned long int __num,
  27                    int __turn_on) __THROW;
  28
  29
  30 /* Change I/O privilege level.  */
  31 extern int iopl (int __level) __THROW;
  32
  33 __END_DECLS
  34
  35 #endif  /* _SYS_PERM_H */