diff options
Diffstat (limited to 'kernel/fs/qnx4/qnx4.h')
-rw-r--r-- | kernel/fs/qnx4/qnx4.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/kernel/fs/qnx4/qnx4.h b/kernel/fs/qnx4/qnx4.h new file mode 100644 index 000000000..c9b1be2c1 --- /dev/null +++ b/kernel/fs/qnx4/qnx4.h @@ -0,0 +1,45 @@ +#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 { + 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; +} |