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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_warn("SQUASHFS: "s, ## args)
29
30
31extern int squashfs_read_data(struct super_block *, u64, int, u64 *,
32 struct squashfs_page_actor *);
33
34
35extern struct squashfs_cache *squashfs_cache_init(char *, int, int);
36extern void squashfs_cache_delete(struct squashfs_cache *);
37extern struct squashfs_cache_entry *squashfs_cache_get(struct super_block *,
38 struct squashfs_cache *, u64, int);
39extern void squashfs_cache_put(struct squashfs_cache_entry *);
40extern int squashfs_copy_data(void *, struct squashfs_cache_entry *, int, int);
41extern int squashfs_read_metadata(struct super_block *, void *, u64 *,
42 int *, int);
43extern struct squashfs_cache_entry *squashfs_get_fragment(struct super_block *,
44 u64, int);
45extern struct squashfs_cache_entry *squashfs_get_datablock(struct super_block *,
46 u64, int);
47extern void *squashfs_read_table(struct super_block *, u64, int);
48
49
50extern const struct squashfs_decompressor *squashfs_lookup_decompressor(int);
51extern void *squashfs_decompressor_setup(struct super_block *, unsigned short);
52
53
54extern void *squashfs_decompressor_create(struct squashfs_sb_info *, void *);
55extern void squashfs_decompressor_destroy(struct squashfs_sb_info *);
56extern int squashfs_decompress(struct squashfs_sb_info *, struct buffer_head **,
57 int, int, int, struct squashfs_page_actor *);
58extern int squashfs_max_decompressors(void);
59
60
61extern __le64 *squashfs_read_inode_lookup_table(struct super_block *, u64, u64,
62 unsigned int);
63
64
65extern int squashfs_frag_lookup(struct super_block *, unsigned int, u64 *);
66extern __le64 *squashfs_read_fragment_index_table(struct super_block *,
67 u64, u64, unsigned int);
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69
70void squashfs_fill_page(struct page *, struct squashfs_cache_entry *, int, int);
71void squashfs_copy_cache(struct page *, struct squashfs_cache_entry *, int,
72 int);
73
74
75extern int squashfs_readpage_block(struct page *, u64, int, int);
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77
78extern int squashfs_get_id(struct super_block *, unsigned int, unsigned int *);
79extern __le64 *squashfs_read_id_index_table(struct super_block *, u64, u64,
80 unsigned short);
81
82
83extern struct inode *squashfs_iget(struct super_block *, long long,
84 unsigned int);
85extern int squashfs_read_inode(struct inode *, long long);
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87
88extern ssize_t squashfs_listxattr(struct dentry *, char *, size_t);
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95extern const struct file_operations squashfs_dir_ops;
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98extern const struct export_operations squashfs_export_ops;
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101extern const struct address_space_operations squashfs_aops;
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103
104extern const struct inode_operations squashfs_inode_ops;
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106
107extern const struct inode_operations squashfs_dir_inode_ops;
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109
110extern const struct address_space_operations squashfs_symlink_aops;
111extern const struct inode_operations squashfs_symlink_inode_ops;
112
113
114extern const struct xattr_handler *squashfs_xattr_handlers[];
115