/* Header file for mounting/unmount OpenSolaris filesystems.
   Copyright (C) 1996,1997,1998,1999,2000,2004,2008
    Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

/* This is taken from /usr/include/linux/fs.h.  */

#ifndef _SYS_MOUNT_H
#define _SYS_MOUNT_H	1

#include <features.h>
#include <sys/ioctl.h>


/* These are the fs-independent mount-flags: up to 16 flags are
   supported  */
#define MS_RDONLY	0x0001 /* Mount read-only.  */
#define MS_FSS		0x0002 /* Old mount.  */
#define MS_DATA		0x0004 /* 6-argument mount.  */
#define MS_SYSSPACE	0x0008 /* In kernel space.  */
#define MS_NOSUID	0x0010 /* Ignore suid and sgid bits.  */
#define MS_REMOUNT	0x0020 /* Alter flags of a mounted FS.  */
#define MS_NOTRUNC	0x0040 /* Return ENAMETOOLONG for long filenames.  */
#define MS_OVERLAY	0x0080 /* Allow overlay mounts.  */
#define MS_OPTIONSTR	0x0100 /* Data is a an in/out option string.  */
#define MS_GLOBAL	0x0200 /* Clustering: Mount into global name space.  */
#define MS_FORCE	0x0400 /* Forced unmount.  */
#define MS_NOMNTTAB	0x0800 /* Don't show mount in mnttab.  */
#define MS_NOSPLICE	0x1000
#define MS_NOCHECK	0x2000

#define MS_MASK		(MS_RDONLY | MS_FSS | MS_DATA | MS_NOSUID | \
			MS_REMOUNT | MS_NOTRUNC | MS_OVERLAY | MS_OPTIONSTR | \
			MS_GLOBAL | MS_NOMNTTAB)
#define MS_UMOUNT_MASK	(MS_FORCE)

#define MAX_MNTOPT_STR	1024

__BEGIN_DECLS

/* Mount a filesystem.  */
extern int mount (__const char *__spec, __const char *__dir,
		  int __mflag_, __const char *__fstype, __const void *__dataptr,
		  int __datalen, char *__optptr, int __optlen) __THROW;

/* Unmount a filesystem.  */
extern int umount (__const char *__file) __THROW;

/* Unmount a filesystem.  Force unmounting if FLAG is set to MS_FORCE.  */
extern int umount2 (__const char *__file, int __flag) __THROW;

__END_DECLS

#endif /* _SYS_MOUNT_H */