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ffae2cd7 PL |
1 | /* |
2 | * Squashfs - a compressed read only filesystem for Linux | |
3 | * | |
4 | * Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008 | |
d7f2ff67 | 5 | * Phillip Lougher <phillip@squashfs.org.uk> |
ffae2cd7 PL |
6 | * |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation; either version 2, | |
10 | * or (at your option) any later version. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | |
20 | * | |
21 | * squashfs.h | |
22 | */ | |
23 | ||
24 | #define TRACE(s, args...) pr_debug("SQUASHFS: "s, ## args) | |
25 | ||
26 | #define ERROR(s, args...) pr_err("SQUASHFS error: "s, ## args) | |
27 | ||
28 | #define WARNING(s, args...) pr_warning("SQUASHFS: "s, ## args) | |
29 | ||
ffae2cd7 PL |
30 | /* block.c */ |
31 | extern int squashfs_read_data(struct super_block *, void **, u64, int, u64 *, | |
118e1ef6 | 32 | int, int); |
ffae2cd7 PL |
33 | |
34 | /* cache.c */ | |
35 | extern struct squashfs_cache *squashfs_cache_init(char *, int, int); | |
36 | extern void squashfs_cache_delete(struct squashfs_cache *); | |
37 | extern struct squashfs_cache_entry *squashfs_cache_get(struct super_block *, | |
38 | struct squashfs_cache *, u64, int); | |
39 | extern void squashfs_cache_put(struct squashfs_cache_entry *); | |
40 | extern int squashfs_copy_data(void *, struct squashfs_cache_entry *, int, int); | |
41 | extern int squashfs_read_metadata(struct super_block *, void *, u64 *, | |
42 | int *, int); | |
43 | extern struct squashfs_cache_entry *squashfs_get_fragment(struct super_block *, | |
44 | u64, int); | |
45 | extern struct squashfs_cache_entry *squashfs_get_datablock(struct super_block *, | |
46 | u64, int); | |
82de647e | 47 | extern void *squashfs_read_table(struct super_block *, u64, int); |
ffae2cd7 | 48 | |
4c0f0bb2 PL |
49 | /* decompressor.c */ |
50 | extern const struct squashfs_decompressor *squashfs_lookup_decompressor(int); | |
b7fc0ff0 | 51 | extern void *squashfs_decompressor_init(struct super_block *, unsigned short); |
4c0f0bb2 | 52 | |
ffae2cd7 | 53 | /* export.c */ |
ac51a0a7 | 54 | extern __le64 *squashfs_read_inode_lookup_table(struct super_block *, u64, u64, |
ffae2cd7 PL |
55 | unsigned int); |
56 | ||
57 | /* fragment.c */ | |
58 | extern int squashfs_frag_lookup(struct super_block *, unsigned int, u64 *); | |
59 | extern __le64 *squashfs_read_fragment_index_table(struct super_block *, | |
1cac63cc | 60 | u64, u64, unsigned int); |
ffae2cd7 PL |
61 | |
62 | /* id.c */ | |
63 | extern int squashfs_get_id(struct super_block *, unsigned int, unsigned int *); | |
37986f63 | 64 | extern __le64 *squashfs_read_id_index_table(struct super_block *, u64, u64, |
ffae2cd7 PL |
65 | unsigned short); |
66 | ||
67 | /* inode.c */ | |
68 | extern struct inode *squashfs_iget(struct super_block *, long long, | |
69 | unsigned int); | |
70 | extern int squashfs_read_inode(struct inode *, long long); | |
71 | ||
67f66cc6 PL |
72 | /* xattr.c */ |
73 | extern ssize_t squashfs_listxattr(struct dentry *, char *, size_t); | |
74 | ||
ffae2cd7 | 75 | /* |
67f66cc6 | 76 | * Inodes, files, decompressor and xattr operations |
ffae2cd7 PL |
77 | */ |
78 | ||
79 | /* dir.c */ | |
80 | extern const struct file_operations squashfs_dir_ops; | |
81 | ||
82 | /* export.c */ | |
83 | extern const struct export_operations squashfs_export_ops; | |
84 | ||
85 | /* file.c */ | |
86 | extern const struct address_space_operations squashfs_aops; | |
87 | ||
67f66cc6 PL |
88 | /* inode.c */ |
89 | extern const struct inode_operations squashfs_inode_ops; | |
90 | ||
ffae2cd7 PL |
91 | /* namei.c */ |
92 | extern const struct inode_operations squashfs_dir_inode_ops; | |
93 | ||
94 | /* symlink.c */ | |
95 | extern const struct address_space_operations squashfs_symlink_aops; | |
67f66cc6 PL |
96 | extern const struct inode_operations squashfs_symlink_inode_ops; |
97 | ||
98 | /* xattr.c */ | |
f6db25a8 | 99 | extern const struct xattr_handler *squashfs_xattr_handlers[]; |
4c0f0bb2 PL |
100 | |
101 | /* zlib_wrapper.c */ | |
102 | extern const struct squashfs_decompressor squashfs_zlib_comp_ops; |