1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (C) 2017 Oracle. All Rights Reserved.
4 * Author: Darrick J. Wong <darrick.wong@oracle.com>
5 */
6 #ifndef __XFS_SCRUB_DABTREE_H__
7 #define __XFS_SCRUB_DABTREE_H__
8
9 /* dir/attr btree */
10
11 struct xchk_da_btree {
12 struct xfs_da_args dargs;
13 xfs_dahash_t hashes[XFS_DA_NODE_MAXDEPTH];
14 int maxrecs[XFS_DA_NODE_MAXDEPTH];
15 struct xfs_da_state *state;
16 struct xfs_scrub *sc;
17 void *private;
18
19 /*
20 * Lowest and highest directory block address in which we expect
21 * to find dir/attr btree node blocks. For a directory this
22 * (presumably) means between LEAF_OFFSET and FREE_OFFSET; for
23 * attributes there is no limit.
24 */
25 xfs_dablk_t lowest;
26 xfs_dablk_t highest;
27
28 int tree_level;
29 };
30
31 typedef int (*xchk_da_btree_rec_fn)(struct xchk_da_btree *ds,
32 int level, void *rec);
33
34 /* Check for da btree operation errors. */
35 bool xchk_da_process_error(struct xchk_da_btree *ds, int level, int *error);
36
37 /* Check for da btree corruption. */
38 void xchk_da_set_corrupt(struct xchk_da_btree *ds, int level);
39
40 int xchk_da_btree_hash(struct xchk_da_btree *ds, int level, __be32 *hashp);
41 int xchk_da_btree(struct xfs_scrub *sc, int whichfork,
42 xchk_da_btree_rec_fn scrub_fn, void *private);
43
44 #endif /* __XFS_SCRUB_DABTREE_H__ */