| Al Viro | 964f536 | 2009-06-07 09:47:13 -0400 | [diff] [blame^] | 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 | |
| 30 | extern struct buffer_head *qnx4_bread(struct inode *, int, int); |
| 31 | |
| 32 | extern const struct inode_operations qnx4_file_inode_operations; |
| 33 | extern const struct inode_operations qnx4_dir_inode_operations; |
| 34 | extern const struct file_operations qnx4_file_operations; |
| 35 | extern const struct file_operations qnx4_dir_operations; |
| 36 | extern int qnx4_is_free(struct super_block *sb, long block); |
| 37 | extern int qnx4_set_bitmap(struct super_block *sb, long block, int busy); |
| 38 | extern int qnx4_create(struct inode *inode, struct dentry *dentry, int mode, struct nameidata *nd); |
| 39 | extern void qnx4_truncate(struct inode *inode); |
| 40 | extern void qnx4_free_inode(struct inode *inode); |
| 41 | extern int qnx4_unlink(struct inode *dir, struct dentry *dentry); |
| 42 | extern int qnx4_rmdir(struct inode *dir, struct dentry *dentry); |
| 43 | |
| 44 | static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb) |
| 45 | { |
| 46 | return sb->s_fs_info; |
| 47 | } |
| 48 | |
| 49 | static inline struct qnx4_inode_info *qnx4_i(struct inode *inode) |
| 50 | { |
| 51 | return container_of(inode, struct qnx4_inode_info, vfs_inode); |
| 52 | } |
| 53 | |
| 54 | static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode) |
| 55 | { |
| 56 | return &qnx4_i(inode)->raw; |
| 57 | } |