1#include <linux/fs.h>
2#include <linux/qnx4_fs.h>
3
4#define QNX4_DEBUG 0
5
6#if QNX4_DEBUG
7#define QNX4DEBUG(X) printk X
8#else
9#define QNX4DEBUG(X) (void) 0
10#endif
11
12struct qnx4_sb_info {
13	unsigned int		Version;	/* may be useful */
14	struct qnx4_inode_entry	*BitMap;	/* useful */
15};
16
17struct qnx4_inode_info {
18	struct qnx4_inode_entry raw;
19	loff_t mmu_private;
20	struct inode vfs_inode;
21};
22
23extern struct inode *qnx4_iget(struct super_block *, unsigned long);
24extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags);
25extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
26extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
27
28extern const struct inode_operations qnx4_dir_inode_operations;
29extern const struct file_operations qnx4_dir_operations;
30extern int qnx4_is_free(struct super_block *sb, long block);
31
32static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
33{
34	return sb->s_fs_info;
35}
36
37static inline struct qnx4_inode_info *qnx4_i(struct inode *inode)
38{
39	return container_of(inode, struct qnx4_inode_info, vfs_inode);
40}
41
42static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode)
43{
44	return &qnx4_i(inode)->raw;
45}
46