1/* SPDX-License-Identifier: GPL-2.0 */ 2#include <linux/fs.h> 3#include <linux/qnx4_fs.h> 4 5#define QNX4_DEBUG 0 6 7#if QNX4_DEBUG 8#define QNX4DEBUG(X) printk X 9#else 10#define QNX4DEBUG(X) (void) 0 11#endif 12 13struct qnx4_sb_info { 14 unsigned int Version; /* may be useful */ 15 struct qnx4_inode_entry *BitMap; /* useful */ 16}; 17 18struct qnx4_inode_info { 19 struct qnx4_inode_entry raw; 20 loff_t mmu_private; 21 struct inode vfs_inode; 22}; 23 24extern struct inode *qnx4_iget(struct super_block *, unsigned long); 25extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags); 26extern unsigned long qnx4_count_free_blocks(struct super_block *sb); 27extern unsigned long qnx4_block_map(struct inode *inode, long iblock); 28 29extern const struct inode_operations qnx4_dir_inode_operations; 30extern const struct file_operations qnx4_dir_operations; 31extern int qnx4_is_free(struct super_block *sb, long block); 32 33static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb) 34{ 35 return sb->s_fs_info; 36} 37 38static inline struct qnx4_inode_info *qnx4_i(struct inode *inode) 39{ 40 return container_of(inode, struct qnx4_inode_info, vfs_inode); 41} 42 43static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode) 44{ 45 return &qnx4_i(inode)->raw; 46} 47