projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | #ifndef _LINUX_DNOTIFY_H |
| 2 | #define _LINUX_DNOTIFY_H | |
| 3 | /* | |
| 4 | * Directory notification for Linux | |
| 5 | * | |
| 6 | * Copyright (C) 2000,2002 Stephen Rothwell | |
| 7 | */ | |
| 8 | ||
| 9 | #include <linux/fs.h> | |
| 10 | ||
| 11 | struct dnotify_struct { | |
| 12 | struct dnotify_struct * dn_next; | |
| 3c5119c0 | 13 | __u32 dn_mask; |
| 1da177e4 LT |
14 | int dn_fd; |
| 15 | struct file * dn_filp; | |
| 16 | fl_owner_t dn_owner; | |
| 17 | }; | |
| 18 | ||
| 19 | #ifdef __KERNEL__ | |
| 20 | ||
| 1da177e4 LT |
21 | |
| 22 | #ifdef CONFIG_DNOTIFY | |
| 23 | ||
| 3c5119c0 EP |
24 | #define DNOTIFY_ALL_EVENTS (FS_DELETE | FS_DELETE_CHILD |\ |
| 25 | FS_MODIFY | FS_MODIFY_CHILD |\ | |
| 26 | FS_ACCESS | FS_ACCESS_CHILD |\ | |
| 27 | FS_ATTRIB | FS_ATTRIB_CHILD |\ | |
| 28 | FS_CREATE | FS_DN_RENAME |\ | |
| 29 | FS_MOVED_FROM | FS_MOVED_TO) | |
| 30 | ||
| 6e006701 | 31 | extern int dir_notify_enable; |
| 1da177e4 LT |
32 | extern void dnotify_flush(struct file *, fl_owner_t); |
| 33 | extern int fcntl_dirnotify(int, struct file *, unsigned long); | |
| 1da177e4 LT |
34 | |
| 35 | #else | |
| 36 | ||
| 1da177e4 LT |
37 | static inline void dnotify_flush(struct file *filp, fl_owner_t id) |
| 38 | { | |
| 39 | } | |
| 40 | ||
| 41 | static inline int fcntl_dirnotify(int fd, struct file *filp, unsigned long arg) | |
| 42 | { | |
| 43 | return -EINVAL; | |
| 44 | } | |
| 45 | ||
| 1da177e4 LT |
46 | #endif /* CONFIG_DNOTIFY */ |
| 47 | ||
| 48 | #endif /* __KERNEL __ */ | |
| 49 | ||
| 50 | #endif /* _LINUX_DNOTIFY_H */ |