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6 #ifndef __XFS_DIR2_PRIV_H__
7 #define __XFS_DIR2_PRIV_H__
8
9 struct dir_context;
10
11
12 extern int xfs_dir2_grow_inode(struct xfs_da_args *args, int space,
13 xfs_dir2_db_t *dbp);
14 extern int xfs_dir_cilookup_result(struct xfs_da_args *args,
15 const unsigned char *name, int len);
16
17
18
19 extern int xfs_dir3_block_read(struct xfs_trans *tp, struct xfs_inode *dp,
20 struct xfs_buf **bpp);
21 extern int xfs_dir2_block_addname(struct xfs_da_args *args);
22 extern int xfs_dir2_block_lookup(struct xfs_da_args *args);
23 extern int xfs_dir2_block_removename(struct xfs_da_args *args);
24 extern int xfs_dir2_block_replace(struct xfs_da_args *args);
25 extern int xfs_dir2_leaf_to_block(struct xfs_da_args *args,
26 struct xfs_buf *lbp, struct xfs_buf *dbp);
27
28
29 #ifdef DEBUG
30 extern void xfs_dir3_data_check(struct xfs_inode *dp, struct xfs_buf *bp);
31 #else
32 #define xfs_dir3_data_check(dp,bp)
33 #endif
34
35 extern xfs_failaddr_t __xfs_dir3_data_check(struct xfs_inode *dp,
36 struct xfs_buf *bp);
37 extern int xfs_dir3_data_read(struct xfs_trans *tp, struct xfs_inode *dp,
38 xfs_dablk_t bno, xfs_daddr_t mapped_bno, struct xfs_buf **bpp);
39 extern int xfs_dir3_data_readahead(struct xfs_inode *dp, xfs_dablk_t bno,
40 xfs_daddr_t mapped_bno);
41
42 extern struct xfs_dir2_data_free *
43 xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr *hdr,
44 struct xfs_dir2_data_free *bf, struct xfs_dir2_data_unused *dup,
45 int *loghead);
46 extern int xfs_dir3_data_init(struct xfs_da_args *args, xfs_dir2_db_t blkno,
47 struct xfs_buf **bpp);
48
49
50 extern int xfs_dir3_leaf_read(struct xfs_trans *tp, struct xfs_inode *dp,
51 xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp);
52 extern int xfs_dir3_leafn_read(struct xfs_trans *tp, struct xfs_inode *dp,
53 xfs_dablk_t fbno, xfs_daddr_t mappedbno, struct xfs_buf **bpp);
54 extern int xfs_dir2_block_to_leaf(struct xfs_da_args *args,
55 struct xfs_buf *dbp);
56 extern int xfs_dir2_leaf_addname(struct xfs_da_args *args);
57 extern void xfs_dir3_leaf_compact(struct xfs_da_args *args,
58 struct xfs_dir3_icleaf_hdr *leafhdr, struct xfs_buf *bp);
59 extern void xfs_dir3_leaf_compact_x1(struct xfs_dir3_icleaf_hdr *leafhdr,
60 struct xfs_dir2_leaf_entry *ents, int *indexp,
61 int *lowstalep, int *highstalep, int *lowlogp, int *highlogp);
62 extern int xfs_dir3_leaf_get_buf(struct xfs_da_args *args, xfs_dir2_db_t bno,
63 struct xfs_buf **bpp, uint16_t magic);
64 extern void xfs_dir3_leaf_log_ents(struct xfs_da_args *args,
65 struct xfs_buf *bp, int first, int last);
66 extern void xfs_dir3_leaf_log_header(struct xfs_da_args *args,
67 struct xfs_buf *bp);
68 extern int xfs_dir2_leaf_lookup(struct xfs_da_args *args);
69 extern int xfs_dir2_leaf_removename(struct xfs_da_args *args);
70 extern int xfs_dir2_leaf_replace(struct xfs_da_args *args);
71 extern int xfs_dir2_leaf_search_hash(struct xfs_da_args *args,
72 struct xfs_buf *lbp);
73 extern int xfs_dir2_leaf_trim_data(struct xfs_da_args *args,
74 struct xfs_buf *lbp, xfs_dir2_db_t db);
75 extern struct xfs_dir2_leaf_entry *
76 xfs_dir3_leaf_find_entry(struct xfs_dir3_icleaf_hdr *leafhdr,
77 struct xfs_dir2_leaf_entry *ents, int index, int compact,
78 int lowstale, int highstale, int *lfloglow, int *lfloghigh);
79 extern int xfs_dir2_node_to_leaf(struct xfs_da_state *state);
80
81 extern xfs_failaddr_t xfs_dir3_leaf_check_int(struct xfs_mount *mp,
82 struct xfs_inode *dp, struct xfs_dir3_icleaf_hdr *hdr,
83 struct xfs_dir2_leaf *leaf);
84
85
86 extern int xfs_dir2_leaf_to_node(struct xfs_da_args *args,
87 struct xfs_buf *lbp);
88 extern xfs_dahash_t xfs_dir2_leaf_lasthash(struct xfs_inode *dp,
89 struct xfs_buf *bp, int *count);
90 extern int xfs_dir2_leafn_lookup_int(struct xfs_buf *bp,
91 struct xfs_da_args *args, int *indexp,
92 struct xfs_da_state *state);
93 extern int xfs_dir2_leafn_order(struct xfs_inode *dp, struct xfs_buf *leaf1_bp,
94 struct xfs_buf *leaf2_bp);
95 extern int xfs_dir2_leafn_split(struct xfs_da_state *state,
96 struct xfs_da_state_blk *oldblk, struct xfs_da_state_blk *newblk);
97 extern int xfs_dir2_leafn_toosmall(struct xfs_da_state *state, int *action);
98 extern void xfs_dir2_leafn_unbalance(struct xfs_da_state *state,
99 struct xfs_da_state_blk *drop_blk,
100 struct xfs_da_state_blk *save_blk);
101 extern int xfs_dir2_node_addname(struct xfs_da_args *args);
102 extern int xfs_dir2_node_lookup(struct xfs_da_args *args);
103 extern int xfs_dir2_node_removename(struct xfs_da_args *args);
104 extern int xfs_dir2_node_replace(struct xfs_da_args *args);
105 extern int xfs_dir2_node_trim_free(struct xfs_da_args *args, xfs_fileoff_t fo,
106 int *rvalp);
107 extern int xfs_dir2_free_read(struct xfs_trans *tp, struct xfs_inode *dp,
108 xfs_dablk_t fbno, struct xfs_buf **bpp);
109
110
111 extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
112 struct xfs_dir2_data_hdr *block, struct xfs_dir2_sf_hdr *sfhp);
113 extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_buf *bp,
114 int size, xfs_dir2_sf_hdr_t *sfhp);
115 extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
116 extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
117 extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
118 extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
119 extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
120 extern xfs_failaddr_t xfs_dir2_sf_verify(struct xfs_inode *ip);
121
122
123 extern int xfs_readdir(struct xfs_trans *tp, struct xfs_inode *dp,
124 struct dir_context *ctx, size_t bufsize);
125
126 #endif