| // SPDX-License-Identifier: GPL-2.0+ | 
 | /* | 
 |  * Copyright (C) 2017 Oracle.  All Rights Reserved. | 
 |  * Author: Darrick J. Wong <darrick.wong@oracle.com> | 
 |  */ | 
 | #ifndef __XFS_SCRUB_DABTREE_H__ | 
 | #define __XFS_SCRUB_DABTREE_H__ | 
 |  | 
 | /* dir/attr btree */ | 
 |  | 
 | struct xchk_da_btree { | 
 | 	struct xfs_da_args	dargs; | 
 | 	xfs_dahash_t		hashes[XFS_DA_NODE_MAXDEPTH]; | 
 | 	int			maxrecs[XFS_DA_NODE_MAXDEPTH]; | 
 | 	struct xfs_da_state	*state; | 
 | 	struct xfs_scrub	*sc; | 
 | 	void			*private; | 
 |  | 
 | 	/* | 
 | 	 * Lowest and highest directory block address in which we expect | 
 | 	 * to find dir/attr btree node blocks.  For a directory this | 
 | 	 * (presumably) means between LEAF_OFFSET and FREE_OFFSET; for | 
 | 	 * attributes there is no limit. | 
 | 	 */ | 
 | 	xfs_dablk_t		lowest; | 
 | 	xfs_dablk_t		highest; | 
 |  | 
 | 	int			tree_level; | 
 | }; | 
 |  | 
 | typedef int (*xchk_da_btree_rec_fn)(struct xchk_da_btree *ds, | 
 | 		int level, void *rec); | 
 |  | 
 | /* Check for da btree operation errors. */ | 
 | bool xchk_da_process_error(struct xchk_da_btree *ds, int level, int *error); | 
 |  | 
 | /* Check for da btree corruption. */ | 
 | void xchk_da_set_corrupt(struct xchk_da_btree *ds, int level); | 
 |  | 
 | int xchk_da_btree_hash(struct xchk_da_btree *ds, int level, __be32 *hashp); | 
 | int xchk_da_btree(struct xfs_scrub *sc, int whichfork, | 
 | 		xchk_da_btree_rec_fn scrub_fn, void *private); | 
 |  | 
 | #endif /* __XFS_SCRUB_DABTREE_H__ */ |