qnx4.h

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#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, unsigned int flags);
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;
}