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_dir_ino_validate(struct xfs_mount *mp, xfs_ino_t ino);
25 extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
27 extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
28 const unsigned char *name, int len);
31 extern const unsigned char xfs_mode_to_ftype[];
33 extern unsigned char xfs_dir3_get_dtype(struct xfs_mount *mp,
37 /* xfs_dir2_block.c */
38 extern int xfs_dir3_block_read(struct xfs_trans *tp, struct xfs_inode *dp,
39 struct xfs_buf **bpp);
40 extern int xfs_dir2_block_addname(struct xfs_da_args *args);
41 extern int xfs_dir2_block_lookup(struct xfs_da_args *args);
42 extern int xfs_dir2_block_removename(struct xfs_da_args *args);
43 extern int xfs_dir2_block_replace(struct xfs_da_args *args);
44 extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args,
45 struct xfs_buf *lbp, struct xfs_buf *dbp);
49 #define xfs_dir3_data_check(dp,bp) __xfs_dir3_data_check(dp, bp);
51 #define xfs_dir3_data_check(dp,bp)
54 extern int __xfs_dir3_data_check(struct xfs_inode *dp, struct xfs_buf *bp);
55 extern int xfs_dir3_data_read(struct xfs_trans *tp, struct xfs_inode *dp,
56 xfs_dablk_t bno, xfs_daddr_t mapped_bno, struct xfs_buf **bpp);
57 extern int xfs_dir3_data_readahead(struct xfs_inode *dp, xfs_dablk_t bno,
58 xfs_daddr_t mapped_bno);
60 extern struct xfs_dir2_data_free *
61 xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr,
62 struct xfs_dir2_data_free *bf, struct xfs_dir2_data_unused *dup,
64 extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno,
65 struct xfs_buf **bpp);
68 extern int xfs_dir3_leafn_read(struct xfs_trans *tp, struct xfs_inode *dp,
69 xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp);
70 extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args,
72 extern int xfs_dir2_leaf_addname(struct xfs_da_args *args);
73 extern void xfs_dir3_leaf_compact(struct xfs_da_args *args,
74 struct xfs_dir3_icleaf_hdr *leafhdr, struct xfs_buf *bp);
75 extern void xfs_dir3_leaf_compact_x1(struct xfs_dir3_icleaf_hdr *leafhdr,
76 struct xfs_dir2_leaf_entry *ents, int *indexp,
77 int *lowstalep, int *highstalep, int *lowlogp, int *highlogp);
78 extern int xfs_dir3_leaf_get_buf(struct xfs_da_args *args, xfs_dir2_db_t bno,
79 struct xfs_buf **bpp, __uint16_t magic);
80 extern void xfs_dir3_leaf_log_ents(struct xfs_trans *tp, struct xfs_inode *dp,
81 struct xfs_buf *bp, int first, int last);
82 extern void xfs_dir3_leaf_log_header(struct xfs_trans *tp, struct xfs_inode *dp,
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_dir3_leaf_find_entry(struct xfs_dir3_icleaf_hdr *leafhdr,
93 struct xfs_dir2_leaf_entry *ents, int index, int compact,
94 int lowstale, int highstale, int *lfloglow, int *lfloghigh);
95 extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state);
97 extern bool xfs_dir3_leaf_check_int(struct xfs_mount *mp, struct xfs_inode *dp,
98 struct xfs_dir3_icleaf_hdr *hdr, struct xfs_dir2_leaf *leaf);
100 /* xfs_dir2_node.c */
101 extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args,
102 struct xfs_buf *lbp);
103 extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_inode *dp,
104 struct xfs_buf *bp, int *count);
105 extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp,
106 struct xfs_da_args *args, int *indexp,
107 struct xfs_da_state *state);
108 extern int xfs_dir2_leafn_order(struct xfs_inode *dp, struct xfs_buf *leaf1_bp,
109 struct xfs_buf *leaf2_bp);
110 extern int xfs_dir2_leafn_split(struct xfs_da_state *state,
111 struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk);
112 extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action);
113 extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state,
114 struct xfs_da_state_blk *drop_blk,
115 struct xfs_da_state_blk *save_blk);
116 extern int xfs_dir2_node_addname(struct xfs_da_args *args);
117 extern int xfs_dir2_node_lookup(struct xfs_da_args *args);
118 extern int xfs_dir2_node_removename(struct xfs_da_args *args);
119 extern int xfs_dir2_node_replace(struct xfs_da_args *args);
120 extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo,
122 extern int xfs_dir2_free_read(struct xfs_trans *tp, struct xfs_inode *dp,
123 xfs_dablk_t fbno, struct xfs_buf **bpp);
126 extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
127 struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp);
128 extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp,
129 int size, xfs_dir2_sf_hdr_t *sfhp);
130 extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
131 extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
132 extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
133 extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
134 extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
136 /* xfs_dir2_readdir.c */
137 extern int xfs_readdir(struct xfs_inode *dp, struct dir_context *ctx,
140 #endif /* __XFS_DIR2_PRIV_H__ */