fanotify.h raw

   1  #ifndef _FANOTIFY_H
   2  #define _FANOTIFY_H
   3  
   4  #ifdef __cplusplus
   5  extern "C" {
   6  #endif
   7  
   8  #include <sys/statfs.h>
   9  
  10  struct fanotify_event_metadata {
  11  	unsigned event_len;
  12  	unsigned char vers;
  13  	unsigned char reserved;
  14  	unsigned short metadata_len;
  15  	unsigned long long mask
  16  #ifdef __GNUC__
  17  	__attribute__((__aligned__(8)))
  18  #endif
  19  	;
  20  	int fd;
  21  	int pid;
  22  };
  23  
  24  struct fanotify_event_info_header {
  25  	unsigned char info_type;
  26  	unsigned char pad;
  27  	unsigned short len;
  28  };
  29  
  30  struct fanotify_event_info_fid {
  31  	struct fanotify_event_info_header hdr;
  32  	fsid_t fsid;
  33  	unsigned char handle[];
  34  };
  35  
  36  struct fanotify_response {
  37  	int fd;
  38  	unsigned response;
  39  };
  40  
  41  #define FAN_ACCESS 0x01
  42  #define FAN_MODIFY 0x02
  43  #define FAN_ATTRIB 0x04
  44  #define FAN_CLOSE_WRITE 0x08
  45  #define FAN_CLOSE_NOWRITE 0x10
  46  #define FAN_OPEN 0x20
  47  #define FAN_MOVED_FROM 0x40
  48  #define FAN_MOVED_TO 0x80
  49  #define FAN_CREATE 0x100
  50  #define FAN_DELETE 0x200
  51  #define FAN_DELETE_SELF 0x400
  52  #define FAN_MOVE_SELF 0x800
  53  #define FAN_OPEN_EXEC 0x1000
  54  #define FAN_Q_OVERFLOW 0x4000
  55  #define FAN_OPEN_PERM 0x10000
  56  #define FAN_ACCESS_PERM 0x20000
  57  #define FAN_OPEN_EXEC_PERM 0x40000
  58  #define FAN_DIR_MODIFY 0x00080000
  59  #define FAN_EVENT_ON_CHILD 0x08000000
  60  #define FAN_ONDIR 0x40000000
  61  #define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE)
  62  #define FAN_MOVE (FAN_MOVED_FROM | FAN_MOVED_TO)
  63  #define FAN_CLOEXEC 0x01
  64  #define FAN_NONBLOCK 0x02
  65  #define FAN_CLASS_NOTIF 0
  66  #define FAN_CLASS_CONTENT 0x04
  67  #define FAN_CLASS_PRE_CONTENT 0x08
  68  #define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT)
  69  #define FAN_UNLIMITED_QUEUE 0x10
  70  #define FAN_UNLIMITED_MARKS 0x20
  71  #define FAN_ENABLE_AUDIT 0x40
  72  #define FAN_REPORT_TID 0x100
  73  #define FAN_REPORT_FID 0x200
  74  #define FAN_REPORT_DIR_FID 0x00000400
  75  #define FAN_REPORT_NAME 0x00000800
  76  #define FAN_REPORT_DFID_NAME (FAN_REPORT_DIR_FID | FAN_REPORT_NAME)
  77  #define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE | FAN_UNLIMITED_MARKS)
  78  #define FAN_MARK_ADD 0x01
  79  #define FAN_MARK_REMOVE 0x02
  80  #define FAN_MARK_DONT_FOLLOW 0x04
  81  #define FAN_MARK_ONLYDIR 0x08
  82  #define FAN_MARK_IGNORED_MASK 0x20
  83  #define FAN_MARK_IGNORED_SURV_MODIFY 0x40
  84  #define FAN_MARK_FLUSH 0x80
  85  #define FAN_MARK_INODE 0x00
  86  #define FAN_MARK_MOUNT 0x10
  87  #define FAN_MARK_FILESYSTEM 0x100
  88  #define FAN_MARK_TYPE_MASK (FAN_MARK_INODE | FAN_MARK_MOUNT | FAN_MARK_FILESYSTEM)
  89  #define FAN_ALL_MARK_FLAGS (FAN_MARK_ADD | FAN_MARK_REMOVE | FAN_MARK_DONT_FOLLOW | FAN_MARK_ONLYDIR | FAN_MARK_MOUNT | FAN_MARK_IGNORED_MASK | FAN_MARK_IGNORED_SURV_MODIFY | FAN_MARK_FLUSH)
  90  #define FAN_ALL_EVENTS (FAN_ACCESS | FAN_MODIFY | FAN_CLOSE | FAN_OPEN)
  91  #define FAN_ALL_PERM_EVENTS (FAN_OPEN_PERM | FAN_ACCESS_PERM)
  92  #define FAN_ALL_OUTGOING_EVENTS (FAN_ALL_EVENTS | FAN_ALL_PERM_EVENTS | FAN_Q_OVERFLOW)
  93  #define FANOTIFY_METADATA_VERSION 3
  94  #define FAN_EVENT_INFO_TYPE_FID 1
  95  #define FAN_EVENT_INFO_TYPE_DFID_NAME 2
  96  #define FAN_EVENT_INFO_TYPE_DFID 3
  97  #define FAN_ALLOW 0x01
  98  #define FAN_DENY 0x02
  99  #define FAN_AUDIT 0x10
 100  #define FAN_NOFD -1
 101  #define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata))
 102  #define FAN_EVENT_NEXT(meta, len) ((len) -= (meta)->event_len, (struct fanotify_event_metadata*)(((char *)(meta)) + (meta)->event_len))
 103  #define FAN_EVENT_OK(meta, len) ((long)(len) >= (long)FAN_EVENT_METADATA_LEN && (long)(meta)->event_len >= (long)FAN_EVENT_METADATA_LEN && (long)(meta)->event_len <= (long)(len))
 104  
 105  int fanotify_init(unsigned, unsigned);
 106  int fanotify_mark(int, unsigned, unsigned long long, int, const char *);
 107  
 108  #ifdef __cplusplus
 109  }
 110  #endif
 111  #endif
 112