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