]>
git.proxmox.com Git - mirror_ubuntu-bionic-kernel.git/blob - fs/xfs/xfs_dir2_priv.h
6d2a99c224b7ebb67d4eb38d904ee70425dc703e
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_grow_inode(struct xfs_da_args
*args
, int space
,
25 extern int xfs_dir_cilookup_result(struct xfs_da_args
*args
,
26 const unsigned char *name
, int len
);
28 /* xfs_dir2_block.c */
29 extern int xfs_dir3_block_read(struct xfs_trans
*tp
, struct xfs_inode
*dp
,
30 struct xfs_buf
**bpp
);
31 extern int xfs_dir2_block_addname(struct xfs_da_args
*args
);
32 extern int xfs_dir2_block_lookup(struct xfs_da_args
*args
);
33 extern int xfs_dir2_block_removename(struct xfs_da_args
*args
);
34 extern int xfs_dir2_block_replace(struct xfs_da_args
*args
);
35 extern int xfs_dir2_leaf_to_block(struct xfs_da_args
*args
,
36 struct xfs_buf
*lbp
, struct xfs_buf
*dbp
);
40 #define xfs_dir3_data_check(dp,bp) __xfs_dir3_data_check(dp, bp);
42 #define xfs_dir3_data_check(dp,bp)
45 extern int __xfs_dir3_data_check(struct xfs_inode
*dp
, struct xfs_buf
*bp
);
46 extern int xfs_dir3_data_read(struct xfs_trans
*tp
, struct xfs_inode
*dp
,
47 xfs_dablk_t bno
, xfs_daddr_t mapped_bno
, struct xfs_buf
**bpp
);
48 extern int xfs_dir3_data_readahead(struct xfs_trans
*tp
, struct xfs_inode
*dp
,
49 xfs_dablk_t bno
, xfs_daddr_t mapped_bno
);
51 extern struct xfs_dir2_data_free
*
52 xfs_dir2_data_freeinsert(struct xfs_dir2_data_hdr
*hdr
,
53 struct xfs_dir2_data_unused
*dup
, int *loghead
);
54 extern int xfs_dir3_data_init(struct xfs_da_args
*args
, xfs_dir2_db_t blkno
,
55 struct xfs_buf
**bpp
);
58 extern int xfs_dir3_leafn_read(struct xfs_trans
*tp
, struct xfs_inode
*dp
,
59 xfs_dablk_t fbno
, xfs_daddr_t mappedbno
, struct xfs_buf
**bpp
);
60 extern int xfs_dir2_block_to_leaf(struct xfs_da_args
*args
,
62 extern int xfs_dir2_leaf_addname(struct xfs_da_args
*args
);
63 extern void xfs_dir3_leaf_compact(struct xfs_da_args
*args
,
64 struct xfs_dir3_icleaf_hdr
*leafhdr
, struct xfs_buf
*bp
);
65 extern void xfs_dir3_leaf_compact_x1(struct xfs_dir3_icleaf_hdr
*leafhdr
,
66 struct xfs_dir2_leaf_entry
*ents
, int *indexp
,
67 int *lowstalep
, int *highstalep
, int *lowlogp
, int *highlogp
);
68 extern int xfs_dir3_leaf_get_buf(struct xfs_da_args
*args
, xfs_dir2_db_t bno
,
69 struct xfs_buf
**bpp
, __uint16_t magic
);
70 extern void xfs_dir3_leaf_log_ents(struct xfs_trans
*tp
, struct xfs_buf
*bp
,
72 extern void xfs_dir3_leaf_log_header(struct xfs_trans
*tp
,
74 extern int xfs_dir2_leaf_lookup(struct xfs_da_args
*args
);
75 extern int xfs_dir2_leaf_removename(struct xfs_da_args
*args
);
76 extern int xfs_dir2_leaf_replace(struct xfs_da_args
*args
);
77 extern int xfs_dir2_leaf_search_hash(struct xfs_da_args
*args
,
79 extern int xfs_dir2_leaf_trim_data(struct xfs_da_args
*args
,
80 struct xfs_buf
*lbp
, xfs_dir2_db_t db
);
81 extern struct xfs_dir2_leaf_entry
*
82 xfs_dir3_leaf_find_entry(struct xfs_dir3_icleaf_hdr
*leafhdr
,
83 struct xfs_dir2_leaf_entry
*ents
, int index
, int compact
,
84 int lowstale
, int highstale
, int *lfloglow
, int *lfloghigh
);
85 extern int xfs_dir2_node_to_leaf(struct xfs_da_state
*state
);
87 extern void xfs_dir3_leaf_hdr_from_disk(struct xfs_dir3_icleaf_hdr
*to
,
88 struct xfs_dir2_leaf
*from
);
89 extern void xfs_dir3_leaf_hdr_to_disk(struct xfs_dir2_leaf
*to
,
90 struct xfs_dir3_icleaf_hdr
*from
);
91 extern bool xfs_dir3_leaf_check_int(struct xfs_mount
*mp
,
92 struct xfs_dir3_icleaf_hdr
*hdr
, struct xfs_dir2_leaf
*leaf
);
95 extern int xfs_dir2_leaf_to_node(struct xfs_da_args
*args
,
97 extern xfs_dahash_t
xfs_dir2_leafn_lasthash(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_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__ */