1#ifndef _FANOTIFY_H
2#define _FANOTIFY_H
3
4#ifdef __cplusplus
5extern "C" {
6#endif
7
8#include <sys/statfs.h>
9
10struct 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
24struct fanotify_event_info_header {
25 unsigned char info_type;
26 unsigned char pad;
27 unsigned short len;
28};
29
30struct fanotify_event_info_fid {
31 struct fanotify_event_info_header hdr;
32 fsid_t fsid;
33 unsigned char handle[];
34};
35
36struct 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
105int fanotify_init(unsigned, unsigned);
106int fanotify_mark(int, unsigned, unsigned long long, int, const char *);
107
108#ifdef __cplusplus
109}
110#endif
111#endif