blob: da178205be689210ba520b9ec8c80d5bd584e04f [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
Nathan Scott7b718762005-11-02 14:58:39 +11002 * Copyright (c) 2000,2005 Silicon Graphics, Inc.
3 * All Rights Reserved.
Linus Torvalds1da177e2005-04-16 15:20:36 -07004 *
Nathan Scott7b718762005-11-02 14:58:39 +11005 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
Linus Torvalds1da177e2005-04-16 15:20:36 -07007 * published by the Free Software Foundation.
8 *
Nathan Scott7b718762005-11-02 14:58:39 +11009 * This program is distributed in the hope that it would be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
Linus Torvalds1da177e2005-04-16 15:20:36 -070013 *
Nathan Scott7b718762005-11-02 14:58:39 +110014 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Linus Torvalds1da177e2005-04-16 15:20:36 -070017 */
18#ifndef __XFS_DFRAG_H__
19#define __XFS_DFRAG_H__
20
21/*
22 * Structure passed to xfs_swapext
23 */
24
25typedef struct xfs_swapext
26{
27 __int64_t sx_version; /* version */
28 __int64_t sx_fdtarget; /* fd of target file */
29 __int64_t sx_fdtmp; /* fd of tmp file */
30 xfs_off_t sx_offset; /* offset into file */
31 xfs_off_t sx_length; /* leng from offset */
32 char sx_pad[16]; /* pad space, unused */
33 xfs_bstat_t sx_stat; /* stat of target b4 copy */
34} xfs_swapext_t;
35
36/*
37 * Version flag
38 */
39#define XFS_SX_VERSION 0
40
41#ifdef __KERNEL__
42/*
43 * Prototypes for visible xfs_dfrag.c routines.
44 */
45
46/*
47 * Syscall interface for xfs_swapext
48 */
49int xfs_swapext(struct xfs_swapext __user *sx);
50
Olaf Weber3e57ecf2006-06-09 14:48:12 +100051int xfs_swap_extents(struct xfs_inode *ip, struct xfs_inode *tip,
52 struct xfs_swapext *sxp);
53
Linus Torvalds1da177e2005-04-16 15:20:36 -070054#endif /* __KERNEL__ */
55
56#endif /* __XFS_DFRAG_H__ */