[linux-2.6-block.git] / fs / qnx4 / qnx4.h

#include <linux/fs.h>
#include <linux/qnx4_fs.h>

#define QNX4_DEBUG 0

#if QNX4_DEBUG
#define QNX4DEBUG(X) printk X
#else
#define QNX4DEBUG(X) (void) 0
#endif

struct qnx4_sb_info {
	struct buffer_head	*sb_buf;	/* superblock buffer */
	struct qnx4_super_block	*sb;		/* our superblock */
	unsigned int		Version;	/* may be useful */
	struct qnx4_inode_entry	*BitMap;	/* useful */
};

struct qnx4_inode_info {
	struct qnx4_inode_entry raw;
	loff_t mmu_private;
	struct inode vfs_inode;
};

extern struct inode *qnx4_iget(struct super_block *, unsigned long);
extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd);
extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
extern unsigned long qnx4_block_map(struct inode *inode, long iblock);

extern const struct inode_operations qnx4_dir_inode_operations;
extern const struct file_operations qnx4_dir_operations;
extern int qnx4_is_free(struct super_block *sb, long block);

static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
{
	return sb->s_fs_info;
}

static inline struct qnx4_inode_info *qnx4_i(struct inode *inode)
{
	return container_of(inode, struct qnx4_inode_info, vfs_inode);
}

static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode)
{
	return &qnx4_i(inode)->raw;
}
Commit	Line	Data
964f5369 AV	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
	12	struct qnx4_sb_info {
	13	struct buffer_head sb_buf; / superblock buffer */
	14	struct qnx4_super_block sb; / our superblock */
	15	unsigned int Version; /* may be useful */
	16	struct qnx4_inode_entry BitMap; / useful */
	17	};
	18
	19	struct qnx4_inode_info {
	20	struct qnx4_inode_entry raw;
	21	loff_t mmu_private;
	22	struct inode vfs_inode;
	23	};
	24
	25	extern struct inode qnx4_iget(struct super_block , unsigned long);
	26	extern struct dentry qnx4_lookup(struct inode dir, struct dentry dentry, struct nameidata nd);
	27	extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
	28	extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
	29
964f5369	30	extern const struct inode_operations qnx4_dir_inode_operations;
964f5369 AV	31	extern const struct file_operations qnx4_dir_operations;
964f5369 AV	32	extern int qnx4_is_free(struct super_block *sb, long block);
964f5369 AV	33
	34	static inline struct qnx4_sb_info qnx4_sb(struct super_block sb)
	35	{
	36	return sb->s_fs_info;
	37	}
	38
	39	static inline struct qnx4_inode_info qnx4_i(struct inode inode)
	40	{
	41	return container_of(inode, struct qnx4_inode_info, vfs_inode);
	42	}
	43
	44	static inline struct qnx4_inode_entry qnx4_raw_inode(struct inode inode)
	45	{
	46	return &qnx4_i(inode)->raw;
	47	}