1/*-
2 * Copyright (c) 2001 Alexander Kabaev
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28#ifndef	_XFS_XFS_H_
29#define	_XFS_XFS_H_
30
31#define	XFSFS_VMAJOR   0
32#define	XFS_VMINOR     1
33#define	XFS_VERSION    ((XFS_VMAJOR << 16) | XFS_VMINOR)
34#define XFS_NAME       "xfs"
35
36#ifdef _KERNEL
37
38struct xfsmount {
39	struct xfs_mount_args	m_args;		/* Mount parameters */
40	struct mount *		m_mp;		/* Back pointer */
41	xfs_vfs_t		m_vfs;		/* SHOULD BE FIRST */
42};
43
44#define XFSTOMNT(xmp)	((xmp)->m_mp)
45#define XFSTOVFS(xmp)	(&(xmp)->m_vfs)
46
47#define	MNTTOXFS(mp)	((struct xfsmount *)((mp)->mnt_data))
48#define	MNTTOVFS(mp)	XFSTOVFS(MNTTOXFS(mp))
49
50#define VFSTOMNT(vfsp)	(vfsp)->vfs_mp
51#define VFSTOXFS(vfsp)	MNTTOXFS(VFSTOMNT(vfsp))
52
53struct  xfsmount *xfsmount_allocate(struct mount *mp);
54void	xfsmount_deallocate(struct xfsmount *xmp);
55
56#endif	/* _KERNEL */
57
58#endif	/* _XFS_XFS_H*/
59
60