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101 lines
3.4 KiB
101 lines
3.4 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* |
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* Squashfs - a compressed read only filesystem for Linux |
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* |
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* Copyright (c) 2002, 2003, 2004, 2005, 2006, 2007, 2008 |
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* Phillip Lougher <[email protected]> |
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* |
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* squashfs.h |
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*/ |
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#define TRACE(s, args...) pr_debug("SQUASHFS: "s, ## args) |
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#define ERROR(s, args...) pr_err("SQUASHFS error: "s, ## args) |
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#define WARNING(s, args...) pr_warn("SQUASHFS: "s, ## args) |
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/* block.c */ |
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extern int squashfs_read_data(struct super_block *, u64, int, u64 *, |
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struct squashfs_page_actor *); |
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/* cache.c */ |
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extern struct squashfs_cache *squashfs_cache_init(char *, int, int); |
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extern void squashfs_cache_delete(struct squashfs_cache *); |
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extern struct squashfs_cache_entry *squashfs_cache_get(struct super_block *, |
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struct squashfs_cache *, u64, int); |
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extern void squashfs_cache_put(struct squashfs_cache_entry *); |
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extern int squashfs_copy_data(void *, struct squashfs_cache_entry *, int, int); |
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extern int squashfs_read_metadata(struct super_block *, void *, u64 *, |
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int *, int); |
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extern struct squashfs_cache_entry *squashfs_get_fragment(struct super_block *, |
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u64, int); |
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extern struct squashfs_cache_entry *squashfs_get_datablock(struct super_block *, |
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u64, int); |
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extern void *squashfs_read_table(struct super_block *, u64, int); |
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/* decompressor.c */ |
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extern const struct squashfs_decompressor *squashfs_lookup_decompressor(int); |
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extern void *squashfs_decompressor_setup(struct super_block *, unsigned short); |
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/* decompressor_xxx.c */ |
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extern void *squashfs_decompressor_create(struct squashfs_sb_info *, void *); |
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extern void squashfs_decompressor_destroy(struct squashfs_sb_info *); |
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extern int squashfs_decompress(struct squashfs_sb_info *, struct bio *, |
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int, int, struct squashfs_page_actor *); |
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extern int squashfs_max_decompressors(void); |
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/* export.c */ |
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extern __le64 *squashfs_read_inode_lookup_table(struct super_block *, u64, u64, |
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unsigned int); |
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/* fragment.c */ |
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extern int squashfs_frag_lookup(struct super_block *, unsigned int, u64 *); |
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extern __le64 *squashfs_read_fragment_index_table(struct super_block *, |
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u64, u64, unsigned int); |
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/* file.c */ |
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void squashfs_fill_page(struct page *, struct squashfs_cache_entry *, int, int); |
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void squashfs_copy_cache(struct page *, struct squashfs_cache_entry *, int, |
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int); |
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/* file_xxx.c */ |
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extern int squashfs_readpage_block(struct page *, u64, int, int); |
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/* id.c */ |
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extern int squashfs_get_id(struct super_block *, unsigned int, unsigned int *); |
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extern __le64 *squashfs_read_id_index_table(struct super_block *, u64, u64, |
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unsigned short); |
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/* inode.c */ |
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extern struct inode *squashfs_iget(struct super_block *, long long, |
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unsigned int); |
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extern int squashfs_read_inode(struct inode *, long long); |
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/* xattr.c */ |
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extern ssize_t squashfs_listxattr(struct dentry *, char *, size_t); |
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/* |
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* Inodes, files, decompressor and xattr operations |
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*/ |
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/* dir.c */ |
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extern const struct file_operations squashfs_dir_ops; |
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/* export.c */ |
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extern const struct export_operations squashfs_export_ops; |
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/* file.c */ |
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extern const struct address_space_operations squashfs_aops; |
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/* inode.c */ |
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extern const struct inode_operations squashfs_inode_ops; |
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/* namei.c */ |
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extern const struct inode_operations squashfs_dir_inode_ops; |
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/* symlink.c */ |
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extern const struct address_space_operations squashfs_symlink_aops; |
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extern const struct inode_operations squashfs_symlink_inode_ops; |
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/* xattr.c */ |
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extern const struct xattr_handler *squashfs_xattr_handlers[];
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