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__
24 extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
26 extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
27 const unsigned char *name, int len);
30 /* xfs_dir2_block.c */
31 extern int xfs_dir3_block_read(struct xfs_trans *tp, struct xfs_inode *dp,
32 struct xfs_buf **bpp);
33 extern int xfs_dir2_block_addname(struct xfs_da_args *args);
34 extern int xfs_dir2_block_lookup(struct xfs_da_args *args);
35 extern int xfs_dir2_block_removename(struct xfs_da_args *args);
36 extern int xfs_dir2_block_replace(struct xfs_da_args *args);
37 extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args,
38 struct xfs_buf *lbp, struct xfs_buf *dbp);
42 #define xfs_dir3_data_check(dp,bp) __xfs_dir3_data_check(dp, bp);
44 #define xfs_dir3_data_check(dp,bp)
47 extern int __xfs_dir3_data_check(struct xfs_inode *dp, struct xfs_buf *bp);
48 extern int xfs_dir3_data_read(struct xfs_trans *tp, struct xfs_inode *dp,
49 xfs_dablk_t bno, xfs_daddr_t mapped_bno, struct xfs_buf **bpp);
50 extern int xfs_dir3_data_readahead(struct xfs_inode *dp, xfs_dablk_t bno,
51 xfs_daddr_t mapped_bno);
53 extern struct xfs_dir2_data_free *
54 xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr,
55 struct xfs_dir2_data_free *bf, struct xfs_dir2_data_unused *dup,
57 extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno,
58 struct xfs_buf **bpp);
61 extern int xfs_dir3_leafn_read(struct xfs_trans *tp, struct xfs_inode *dp,
62 xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp);
63 extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args,
65 extern int xfs_dir2_leaf_addname(struct xfs_da_args *args);
66 extern void xfs_dir3_leaf_compact(struct xfs_da_args *args,
67 struct xfs_dir3_icleaf_hdr *leafhdr, struct xfs_buf *bp);
68 extern void xfs_dir3_leaf_compact_x1(struct xfs_dir3_icleaf_hdr *leafhdr,
69 struct xfs_dir2_leaf_entry *ents, int *indexp,
70 int *lowstalep, int *highstalep, int *lowlogp, int *highlogp);
71 extern int xfs_dir3_leaf_get_buf(struct xfs_da_args *args, xfs_dir2_db_t bno,
72 struct xfs_buf **bpp, __uint16_t magic);
73 extern void xfs_dir3_leaf_log_ents(struct xfs_da_args *args,
74 struct xfs_buf *bp, int first, int last);
75 extern void xfs_dir3_leaf_log_header(struct xfs_da_args *args,
77 extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args);
78 extern int xfs_dir2_leaf_removename(struct xfs_da_args *args);
79 extern int xfs_dir2_leaf_replace(struct xfs_da_args *args);
80 extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args,
82 extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args,
83 struct xfs_buf *lbp, xfs_dir2_db_t db);
84 extern struct xfs_dir2_leaf_entry *
85 xfs_dir3_leaf_find_entry(struct xfs_dir3_icleaf_hdr *leafhdr,
86 struct xfs_dir2_leaf_entry *ents, int index, int compact,
87 int lowstale, int highstale, int *lfloglow, int *lfloghigh);
88 extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state);
90 extern bool xfs_dir3_leaf_check_int(struct xfs_mount *mp, struct xfs_inode *dp,
91 struct xfs_dir3_icleaf_hdr *hdr, struct xfs_dir2_leaf *leaf);
94 extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args,
96 extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_inode *dp,
97 struct xfs_buf *bp, int *count);
98 extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp,
99 struct xfs_da_args *args, int *indexp,
100 struct xfs_da_state *state);
101 extern int xfs_dir2_leafn_order(struct xfs_inode *dp, struct xfs_buf *leaf1_bp,
102 struct xfs_buf *leaf2_bp);
103 extern int xfs_dir2_leafn_split(struct xfs_da_state *state,
104 struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk);
105 extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action);
106 extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state,
107 struct xfs_da_state_blk *drop_blk,
108 struct xfs_da_state_blk *save_blk);
109 extern int xfs_dir2_node_addname(struct xfs_da_args *args);
110 extern int xfs_dir2_node_lookup(struct xfs_da_args *args);
111 extern int xfs_dir2_node_removename(struct xfs_da_args *args);
112 extern int xfs_dir2_node_replace(struct xfs_da_args *args);
113 extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo,
115 extern int xfs_dir2_free_read(struct xfs_trans *tp, struct xfs_inode *dp,
116 xfs_dablk_t fbno, struct xfs_buf **bpp);
119 extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
120 struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp);
121 extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp,
122 int size, xfs_dir2_sf_hdr_t *sfhp);
123 extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
124 extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
125 extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
126 extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
127 extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
129 /* xfs_dir2_readdir.c */
130 extern int xfs_readdir(struct xfs_inode *dp, struct dir_context *ctx,
133 #endif /* __XFS_DIR2_PRIV_H__ */