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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_IMAP_H__
19#define __XFS_IMAP_H__
20
21/*
22 * This is the structure passed to xfs_imap() to map
23 * an inode number to its on disk location.
24 */
25typedef struct xfs_imap {
26 xfs_daddr_t im_blkno; /* starting BB of inode chunk */
27 uint im_len; /* length in BBs of inode chunk */
28 xfs_agblock_t im_agblkno; /* logical block of inode chunk in ag */
29 ushort im_ioffset; /* inode offset in block in "inodes" */
30 ushort im_boffset; /* inode offset in block in bytes */
31} xfs_imap_t;
32
33#ifdef __KERNEL__
34struct xfs_mount;
35struct xfs_trans;
36int xfs_imap(struct xfs_mount *, struct xfs_trans *, xfs_ino_t,
37 xfs_imap_t *, uint);
38#endif
39
40#endif /* __XFS_IMAP_H__ */