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TOMOYO Linux Cross Reference
Linux/include/linux/dnotify.h

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  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;
 13         __u32                   dn_mask;
 14         int                     dn_fd;
 15         struct file *           dn_filp;
 16         fl_owner_t              dn_owner;
 17 };
 18 
 19 #ifdef __KERNEL__
 20 
 21 
 22 #ifdef CONFIG_DNOTIFY
 23 
 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 
 31 extern int dir_notify_enable;
 32 extern void dnotify_flush(struct file *, fl_owner_t);
 33 extern int fcntl_dirnotify(int, struct file *, unsigned long);
 34 
 35 #else
 36 
 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 
 46 #endif /* CONFIG_DNOTIFY */
 47 
 48 #endif /* __KERNEL __ */
 49 
 50 #endif /* _LINUX_DNOTIFY_H */
 51 

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