diff options
Diffstat (limited to 'fs/qnx4/qnx4.h')
-rw-r--r-- | fs/qnx4/qnx4.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/fs/qnx4/qnx4.h b/fs/qnx4/qnx4.h new file mode 100644 index 000000000000..33a60858203b --- /dev/null +++ b/fs/qnx4/qnx4.h @@ -0,0 +1,49 @@ +#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 struct buffer_head *qnx4_bread(struct inode *, int, int); + +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; +} |