2 * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License as
7 * published by the Free Software Foundation.
9 * 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.
14 * 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
18 #ifndef __XFS_DIR2_PRIV_H__
19 #define __XFS_DIR2_PRIV_H__
22 extern int xfs_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino);
23 extern int xfs_dir2_isblock(struct xfs_trans *tp, struct xfs_inode *dp, int *r);
24 extern int xfs_dir2_isleaf(struct xfs_trans *tp, struct xfs_inode *dp, int *r);
25 extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
27 extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db,
29 extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
30 const unsigned char *name, int len);
32 /* xfs_dir2_block.c */
33 extern int xfs_dir2_block_addname(struct xfs_da_args *args);
34 extern int xfs_dir2_block_getdents(struct xfs_inode *dp, void *dirent,
35 xfs_off_t *offset, filldir_t filldir);
36 extern int xfs_dir2_block_lookup(struct xfs_da_args *args);
37 extern int xfs_dir2_block_removename(struct xfs_da_args *args);
38 extern int xfs_dir2_block_replace(struct xfs_da_args *args);
39 extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args,
40 struct xfs_buf *lbp, struct xfs_buf *dbp);
44 extern void xfs_dir2_data_check(struct xfs_inode *dp, struct xfs_buf *bp);
46 #define xfs_dir2_data_check(dp,bp)
48 extern struct xfs_dir2_data_free *
49 xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr,
50 struct xfs_dir2_data_unused *dup, int *loghead);
51 extern void xfs_dir2_data_freescan(struct xfs_mount *mp,
52 struct xfs_dir2_data_hdr *hdr, int *loghead);
53 extern int xfs_dir2_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno,
54 struct xfs_buf **bpp);
55 extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_buf *bp,
56 struct xfs_dir2_data_entry *dep);
57 extern void xfs_dir2_data_log_header(struct xfs_trans *tp,
59 extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_buf *bp,
60 struct xfs_dir2_data_unused *dup);
61 extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_buf *bp,
62 xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len,
63 int *needlogp, int *needscanp);
64 extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_buf *bp,
65 struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset,
66 xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp);
69 extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args,
71 extern int xfs_dir2_leaf_addname(struct xfs_da_args *args);
72 extern void xfs_dir2_leaf_compact(struct xfs_da_args *args,
74 extern void xfs_dir2_leaf_compact_x1(struct xfs_buf *bp, int *indexp,
75 int *lowstalep, int *highstalep, int *lowlogp, int *highlogp);
76 extern int xfs_dir2_leaf_getdents(struct xfs_inode *dp, void *dirent,
77 size_t bufsize, xfs_off_t *offset, filldir_t filldir);
78 extern int xfs_dir2_leaf_init(struct xfs_da_args *args, xfs_dir2_db_t bno,
79 struct xfs_buf **bpp, int magic);
80 extern void xfs_dir2_leaf_log_ents(struct xfs_trans *tp, struct xfs_buf *bp,
82 extern void xfs_dir2_leaf_log_header(struct xfs_trans *tp,
84 extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args);
85 extern int xfs_dir2_leaf_removename(struct xfs_da_args *args);
86 extern int xfs_dir2_leaf_replace(struct xfs_da_args *args);
87 extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args,
89 extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args,
90 struct xfs_buf *lbp, xfs_dir2_db_t db);
91 extern struct xfs_dir2_leaf_entry *
92 xfs_dir2_leaf_find_entry(struct xfs_dir2_leaf *leaf, int index, int compact,
93 int lowstale, int highstale,
94 int *lfloglow, int *lfloghigh);
95 extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state);
98 extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args,
100 extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_buf *bp, int *count);
101 extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp,
102 struct xfs_da_args *args, int *indexp,
103 struct xfs_da_state *state);
104 extern int xfs_dir2_leafn_order(struct xfs_buf *leaf1_bp,
105 struct xfs_buf *leaf2_bp);
106 extern int xfs_dir2_leafn_split(struct xfs_da_state *state,
107 struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk);
108 extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action);
109 extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state,
110 struct xfs_da_state_blk *drop_blk,
111 struct xfs_da_state_blk *save_blk);
112 extern int xfs_dir2_node_addname(struct xfs_da_args *args);
113 extern int xfs_dir2_node_lookup(struct xfs_da_args *args);
114 extern int xfs_dir2_node_removename(struct xfs_da_args *args);
115 extern int xfs_dir2_node_replace(struct xfs_da_args *args);
116 extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo,
120 extern xfs_ino_t xfs_dir2_sf_get_parent_ino(struct xfs_dir2_sf_hdr *sfp);
121 extern xfs_ino_t xfs_dir2_sfe_get_ino(struct xfs_dir2_sf_hdr *sfp,
122 struct xfs_dir2_sf_entry *sfep);
123 extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
124 struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp);
125 extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp,
126 int size, xfs_dir2_sf_hdr_t *sfhp);
127 extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
128 extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
129 extern int xfs_dir2_sf_getdents(struct xfs_inode *dp, void *dirent,
130 xfs_off_t *offset, filldir_t filldir);
131 extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
132 extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
133 extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
135 #endif /* __XFS_DIR2_PRIV_H__ */