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57926640 CH |
1 | /* |
2 | * Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. | |
3 | * All Rights Reserved. | |
4 | * | |
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. | |
8 | * | |
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. | |
13 | * | |
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 | |
17 | */ | |
18 | #ifndef __XFS_DIR2_PRIV_H__ | |
19 | #define __XFS_DIR2_PRIV_H__ | |
20 | ||
21 | /* xfs_dir2.c */ | |
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, | |
26 | xfs_dir2_db_t *dbp); | |
27 | extern int xfs_dir2_shrink_inode(struct xfs_da_args *args, xfs_dir2_db_t db, | |
1d9025e5 | 28 | struct xfs_buf *bp); |
57926640 CH |
29 | extern int xfs_dir_cilookup_result(struct xfs_da_args *args, |
30 | const unsigned char *name, int len); | |
31 | ||
32 | /* xfs_dir2_block.c */ | |
f5f3d9b0 | 33 | extern const struct xfs_buf_ops xfs_dir3_block_buf_ops; |
1813dd64 | 34 | |
57926640 CH |
35 | extern int xfs_dir2_block_addname(struct xfs_da_args *args); |
36 | extern int xfs_dir2_block_getdents(struct xfs_inode *dp, void *dirent, | |
37 | xfs_off_t *offset, filldir_t filldir); | |
38 | extern int xfs_dir2_block_lookup(struct xfs_da_args *args); | |
39 | extern int xfs_dir2_block_removename(struct xfs_da_args *args); | |
40 | extern int xfs_dir2_block_replace(struct xfs_da_args *args); | |
41 | extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args, | |
1d9025e5 | 42 | struct xfs_buf *lbp, struct xfs_buf *dbp); |
57926640 CH |
43 | |
44 | /* xfs_dir2_data.c */ | |
45 | #ifdef DEBUG | |
33363fee | 46 | #define xfs_dir3_data_check(dp,bp) __xfs_dir3_data_check(dp, bp); |
57926640 | 47 | #else |
33363fee | 48 | #define xfs_dir3_data_check(dp,bp) |
57926640 | 49 | #endif |
1813dd64 | 50 | |
33363fee | 51 | extern const struct xfs_buf_ops xfs_dir3_data_buf_ops; |
d75afeb3 | 52 | extern const struct xfs_buf_ops xfs_dir3_free_buf_ops; |
1813dd64 | 53 | |
33363fee DC |
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, | |
e4813572 | 56 | xfs_dablk_t bno, xfs_daddr_t mapped_bno, struct xfs_buf **bpp); |
33363fee | 57 | extern int xfs_dir3_data_readahead(struct xfs_trans *tp, struct xfs_inode *dp, |
da6958c8 | 58 | xfs_dablk_t bno, xfs_daddr_t mapped_bno); |
82025d7f | 59 | |
57926640 CH |
60 | extern struct xfs_dir2_data_free * |
61 | xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr, | |
62 | struct xfs_dir2_data_unused *dup, int *loghead); | |
63 | extern void xfs_dir2_data_freescan(struct xfs_mount *mp, | |
64 | struct xfs_dir2_data_hdr *hdr, int *loghead); | |
f5f3d9b0 | 65 | extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno, |
1d9025e5 DC |
66 | struct xfs_buf **bpp); |
67 | extern void xfs_dir2_data_log_entry(struct xfs_trans *tp, struct xfs_buf *bp, | |
57926640 CH |
68 | struct xfs_dir2_data_entry *dep); |
69 | extern void xfs_dir2_data_log_header(struct xfs_trans *tp, | |
1d9025e5 DC |
70 | struct xfs_buf *bp); |
71 | extern void xfs_dir2_data_log_unused(struct xfs_trans *tp, struct xfs_buf *bp, | |
57926640 | 72 | struct xfs_dir2_data_unused *dup); |
1d9025e5 | 73 | extern void xfs_dir2_data_make_free(struct xfs_trans *tp, struct xfs_buf *bp, |
57926640 CH |
74 | xfs_dir2_data_aoff_t offset, xfs_dir2_data_aoff_t len, |
75 | int *needlogp, int *needscanp); | |
1d9025e5 | 76 | extern void xfs_dir2_data_use_free(struct xfs_trans *tp, struct xfs_buf *bp, |
57926640 CH |
77 | struct xfs_dir2_data_unused *dup, xfs_dir2_data_aoff_t offset, |
78 | xfs_dir2_data_aoff_t len, int *needlogp, int *needscanp); | |
79 | ||
80 | /* xfs_dir2_leaf.c */ | |
d75afeb3 | 81 | extern const struct xfs_buf_ops xfs_dir3_leaf1_buf_ops; |
24df33b4 | 82 | extern const struct xfs_buf_ops xfs_dir3_leafn_buf_ops; |
1813dd64 | 83 | |
24df33b4 | 84 | extern int xfs_dir3_leafn_read(struct xfs_trans *tp, struct xfs_inode *dp, |
e6f7667c | 85 | xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp); |
57926640 | 86 | extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args, |
1d9025e5 | 87 | struct xfs_buf *dbp); |
57926640 | 88 | extern int xfs_dir2_leaf_addname(struct xfs_da_args *args); |
24df33b4 DC |
89 | extern void xfs_dir3_leaf_compact(struct xfs_da_args *args, |
90 | struct xfs_dir3_icleaf_hdr *leafhdr, struct xfs_buf *bp); | |
91 | extern void xfs_dir3_leaf_compact_x1(struct xfs_dir3_icleaf_hdr *leafhdr, | |
92 | struct xfs_dir2_leaf_entry *ents, int *indexp, | |
57926640 CH |
93 | int *lowstalep, int *highstalep, int *lowlogp, int *highlogp); |
94 | extern int xfs_dir2_leaf_getdents(struct xfs_inode *dp, void *dirent, | |
95 | size_t bufsize, xfs_off_t *offset, filldir_t filldir); | |
24df33b4 DC |
96 | extern int xfs_dir3_leaf_get_buf(struct xfs_da_args *args, xfs_dir2_db_t bno, |
97 | struct xfs_buf **bpp, __uint16_t magic); | |
98 | extern void xfs_dir3_leaf_log_ents(struct xfs_trans *tp, struct xfs_buf *bp, | |
57926640 | 99 | int first, int last); |
24df33b4 | 100 | extern void xfs_dir3_leaf_log_header(struct xfs_trans *tp, |
1d9025e5 | 101 | struct xfs_buf *bp); |
57926640 CH |
102 | extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args); |
103 | extern int xfs_dir2_leaf_removename(struct xfs_da_args *args); | |
104 | extern int xfs_dir2_leaf_replace(struct xfs_da_args *args); | |
105 | extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args, | |
1d9025e5 | 106 | struct xfs_buf *lbp); |
57926640 | 107 | extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args, |
1d9025e5 | 108 | struct xfs_buf *lbp, xfs_dir2_db_t db); |
57926640 | 109 | extern struct xfs_dir2_leaf_entry * |
24df33b4 DC |
110 | xfs_dir3_leaf_find_entry(struct xfs_dir3_icleaf_hdr *leafhdr, |
111 | struct xfs_dir2_leaf_entry *ents, int index, int compact, | |
112 | int lowstale, int highstale, int *lfloglow, int *lfloghigh); | |
57926640 CH |
113 | extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state); |
114 | ||
24df33b4 DC |
115 | extern void xfs_dir3_leaf_hdr_from_disk(struct xfs_dir3_icleaf_hdr *to, |
116 | struct xfs_dir2_leaf *from); | |
117 | extern void xfs_dir3_leaf_hdr_to_disk(struct xfs_dir2_leaf *to, | |
118 | struct xfs_dir3_icleaf_hdr *from); | |
119 | extern bool xfs_dir3_leaf_check_int(struct xfs_mount *mp, | |
120 | struct xfs_dir3_icleaf_hdr *hdr, struct xfs_dir2_leaf *leaf); | |
121 | ||
57926640 CH |
122 | /* xfs_dir2_node.c */ |
123 | extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args, | |
1d9025e5 DC |
124 | struct xfs_buf *lbp); |
125 | extern xfs_dahash_t xfs_dir2_leafn_lasthash(struct xfs_buf *bp, int *count); | |
126 | extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp, | |
57926640 CH |
127 | struct xfs_da_args *args, int *indexp, |
128 | struct xfs_da_state *state); | |
1d9025e5 DC |
129 | extern int xfs_dir2_leafn_order(struct xfs_buf *leaf1_bp, |
130 | struct xfs_buf *leaf2_bp); | |
57926640 CH |
131 | extern int xfs_dir2_leafn_split(struct xfs_da_state *state, |
132 | struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk); | |
133 | extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action); | |
134 | extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state, | |
135 | struct xfs_da_state_blk *drop_blk, | |
136 | struct xfs_da_state_blk *save_blk); | |
137 | extern int xfs_dir2_node_addname(struct xfs_da_args *args); | |
138 | extern int xfs_dir2_node_lookup(struct xfs_da_args *args); | |
139 | extern int xfs_dir2_node_removename(struct xfs_da_args *args); | |
140 | extern int xfs_dir2_node_replace(struct xfs_da_args *args); | |
141 | extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo, | |
142 | int *rvalp); | |
2025207c DC |
143 | extern int xfs_dir2_free_read(struct xfs_trans *tp, struct xfs_inode *dp, |
144 | xfs_dablk_t fbno, struct xfs_buf **bpp); | |
57926640 CH |
145 | |
146 | /* xfs_dir2_sf.c */ | |
147 | extern xfs_ino_t xfs_dir2_sf_get_parent_ino(struct xfs_dir2_sf_hdr *sfp); | |
148 | extern xfs_ino_t xfs_dir2_sfe_get_ino(struct xfs_dir2_sf_hdr *sfp, | |
149 | struct xfs_dir2_sf_entry *sfep); | |
150 | extern int xfs_dir2_block_sfsize(struct xfs_inode *dp, | |
151 | struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp); | |
1d9025e5 | 152 | extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp, |
57926640 CH |
153 | int size, xfs_dir2_sf_hdr_t *sfhp); |
154 | extern int xfs_dir2_sf_addname(struct xfs_da_args *args); | |
155 | extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino); | |
156 | extern int xfs_dir2_sf_getdents(struct xfs_inode *dp, void *dirent, | |
157 | xfs_off_t *offset, filldir_t filldir); | |
158 | extern int xfs_dir2_sf_lookup(struct xfs_da_args *args); | |
159 | extern int xfs_dir2_sf_removename(struct xfs_da_args *args); | |
160 | extern int xfs_dir2_sf_replace(struct xfs_da_args *args); | |
161 | ||
162 | #endif /* __XFS_DIR2_PRIV_H__ */ |