blob: 8a5a4f0a7055ccd49b32b0afc7ad079817bedcb6 [file] [log] [blame]
Elliott Hughes180edef2023-11-02 00:08:05 +00001/*
2 * This file is auto-generated. Modifications will be lost.
3 *
4 * See https://android.googlesource.com/platform/bionic/+/master/libc/kernel/
5 * for more information.
6 */
Ben Cheng655a7c02013-10-16 16:09:24 -07007#ifndef _UAPI_LINUX_FANOTIFY_H
8#define _UAPI_LINUX_FANOTIFY_H
9#include <linux/types.h>
10#define FAN_ACCESS 0x00000001
Ben Cheng655a7c02013-10-16 16:09:24 -070011#define FAN_MODIFY 0x00000002
Christopher Ferris24f97eb2019-05-20 12:58:13 -070012#define FAN_ATTRIB 0x00000004
Ben Cheng655a7c02013-10-16 16:09:24 -070013#define FAN_CLOSE_WRITE 0x00000008
14#define FAN_CLOSE_NOWRITE 0x00000010
15#define FAN_OPEN 0x00000020
Christopher Ferris24f97eb2019-05-20 12:58:13 -070016#define FAN_MOVED_FROM 0x00000040
17#define FAN_MOVED_TO 0x00000080
18#define FAN_CREATE 0x00000100
19#define FAN_DELETE 0x00000200
20#define FAN_DELETE_SELF 0x00000400
21#define FAN_MOVE_SELF 0x00000800
Christopher Ferrisd842e432019-03-07 10:21:59 -080022#define FAN_OPEN_EXEC 0x00001000
Ben Cheng655a7c02013-10-16 16:09:24 -070023#define FAN_Q_OVERFLOW 0x00004000
Christopher Ferrisa4792612022-01-10 13:51:15 -080024#define FAN_FS_ERROR 0x00008000
Ben Cheng655a7c02013-10-16 16:09:24 -070025#define FAN_OPEN_PERM 0x00010000
26#define FAN_ACCESS_PERM 0x00020000
Christopher Ferrisd842e432019-03-07 10:21:59 -080027#define FAN_OPEN_EXEC_PERM 0x00040000
Ben Cheng655a7c02013-10-16 16:09:24 -070028#define FAN_EVENT_ON_CHILD 0x08000000
Christopher Ferris1ed55342022-03-22 16:06:25 -070029#define FAN_RENAME 0x10000000
Christopher Ferrisaf09c702020-06-01 20:29:29 -070030#define FAN_ONDIR 0x40000000
Ben Cheng655a7c02013-10-16 16:09:24 -070031#define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE)
Christopher Ferris24f97eb2019-05-20 12:58:13 -070032#define FAN_MOVE (FAN_MOVED_FROM | FAN_MOVED_TO)
Ben Cheng655a7c02013-10-16 16:09:24 -070033#define FAN_CLOEXEC 0x00000001
34#define FAN_NONBLOCK 0x00000002
Ben Cheng655a7c02013-10-16 16:09:24 -070035#define FAN_CLASS_NOTIF 0x00000000
36#define FAN_CLASS_CONTENT 0x00000004
37#define FAN_CLASS_PRE_CONTENT 0x00000008
Tao Baod7db5942015-01-28 10:07:51 -080038#define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT)
Ben Cheng655a7c02013-10-16 16:09:24 -070039#define FAN_UNLIMITED_QUEUE 0x00000010
40#define FAN_UNLIMITED_MARKS 0x00000020
Christopher Ferris934ec942018-01-31 15:29:16 -080041#define FAN_ENABLE_AUDIT 0x00000040
Christopher Ferris2abfa9e2021-11-01 16:26:06 -070042#define FAN_REPORT_PIDFD 0x00000080
Christopher Ferris86a48372019-01-10 14:14:59 -080043#define FAN_REPORT_TID 0x00000100
Christopher Ferris24f97eb2019-05-20 12:58:13 -070044#define FAN_REPORT_FID 0x00000200
Christopher Ferris25c18d42020-10-14 17:42:58 -070045#define FAN_REPORT_DIR_FID 0x00000400
46#define FAN_REPORT_NAME 0x00000800
Christopher Ferris1ed55342022-03-22 16:06:25 -070047#define FAN_REPORT_TARGET_FID 0x00001000
Christopher Ferris25c18d42020-10-14 17:42:58 -070048#define FAN_REPORT_DFID_NAME (FAN_REPORT_DIR_FID | FAN_REPORT_NAME)
Christopher Ferris1ed55342022-03-22 16:06:25 -070049#define FAN_REPORT_DFID_NAME_TARGET (FAN_REPORT_DFID_NAME | FAN_REPORT_FID | FAN_REPORT_TARGET_FID)
Tao Baod7db5942015-01-28 10:07:51 -080050#define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE | FAN_UNLIMITED_MARKS)
Ben Cheng655a7c02013-10-16 16:09:24 -070051#define FAN_MARK_ADD 0x00000001
Ben Cheng655a7c02013-10-16 16:09:24 -070052#define FAN_MARK_REMOVE 0x00000002
53#define FAN_MARK_DONT_FOLLOW 0x00000004
54#define FAN_MARK_ONLYDIR 0x00000008
Ben Cheng655a7c02013-10-16 16:09:24 -070055#define FAN_MARK_IGNORED_MASK 0x00000020
56#define FAN_MARK_IGNORED_SURV_MODIFY 0x00000040
57#define FAN_MARK_FLUSH 0x00000080
Christopher Ferris80ae69d2022-08-02 16:32:21 -070058#define FAN_MARK_EVICTABLE 0x00000200
Christopher Ferris7447a1c2022-10-04 18:24:44 -070059#define FAN_MARK_IGNORE 0x00000400
Christopher Ferris86a48372019-01-10 14:14:59 -080060#define FAN_MARK_INODE 0x00000000
61#define FAN_MARK_MOUNT 0x00000010
62#define FAN_MARK_FILESYSTEM 0x00000100
Christopher Ferris7447a1c2022-10-04 18:24:44 -070063#define FAN_MARK_IGNORE_SURV (FAN_MARK_IGNORE | FAN_MARK_IGNORED_SURV_MODIFY)
Tao Baod7db5942015-01-28 10:07:51 -080064#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)
Tao Baod7db5942015-01-28 10:07:51 -080065#define FAN_ALL_EVENTS (FAN_ACCESS | FAN_MODIFY | FAN_CLOSE | FAN_OPEN)
66#define FAN_ALL_PERM_EVENTS (FAN_OPEN_PERM | FAN_ACCESS_PERM)
67#define FAN_ALL_OUTGOING_EVENTS (FAN_ALL_EVENTS | FAN_ALL_PERM_EVENTS | FAN_Q_OVERFLOW)
Ben Cheng655a7c02013-10-16 16:09:24 -070068#define FANOTIFY_METADATA_VERSION 3
Ben Cheng655a7c02013-10-16 16:09:24 -070069struct fanotify_event_metadata {
Tao Baod7db5942015-01-28 10:07:51 -080070 __u32 event_len;
71 __u8 vers;
72 __u8 reserved;
Tao Baod7db5942015-01-28 10:07:51 -080073 __u16 metadata_len;
74 __aligned_u64 mask;
75 __s32 fd;
76 __s32 pid;
Ben Cheng655a7c02013-10-16 16:09:24 -070077};
Christopher Ferris24f97eb2019-05-20 12:58:13 -070078#define FAN_EVENT_INFO_TYPE_FID 1
Christopher Ferrisaf09c702020-06-01 20:29:29 -070079#define FAN_EVENT_INFO_TYPE_DFID_NAME 2
Christopher Ferris25c18d42020-10-14 17:42:58 -070080#define FAN_EVENT_INFO_TYPE_DFID 3
Christopher Ferris2abfa9e2021-11-01 16:26:06 -070081#define FAN_EVENT_INFO_TYPE_PIDFD 4
Christopher Ferrisa4792612022-01-10 13:51:15 -080082#define FAN_EVENT_INFO_TYPE_ERROR 5
Christopher Ferris1ed55342022-03-22 16:06:25 -070083#define FAN_EVENT_INFO_TYPE_OLD_DFID_NAME 10
84#define FAN_EVENT_INFO_TYPE_NEW_DFID_NAME 12
Christopher Ferris24f97eb2019-05-20 12:58:13 -070085struct fanotify_event_info_header {
86 __u8 info_type;
87 __u8 pad;
88 __u16 len;
89};
90struct fanotify_event_info_fid {
91 struct fanotify_event_info_header hdr;
92 __kernel_fsid_t fsid;
Christopher Ferris7447a1c2022-10-04 18:24:44 -070093 unsigned char handle[];
Christopher Ferris24f97eb2019-05-20 12:58:13 -070094};
Christopher Ferris2abfa9e2021-11-01 16:26:06 -070095struct fanotify_event_info_pidfd {
96 struct fanotify_event_info_header hdr;
97 __s32 pidfd;
98};
Christopher Ferrisa4792612022-01-10 13:51:15 -080099struct fanotify_event_info_error {
100 struct fanotify_event_info_header hdr;
101 __s32 error;
102 __u32 error_count;
103};
Christopher Ferrisb7cef6d2023-05-09 19:04:15 +0000104#define FAN_RESPONSE_INFO_NONE 0
105#define FAN_RESPONSE_INFO_AUDIT_RULE 1
Ben Cheng655a7c02013-10-16 16:09:24 -0700106struct fanotify_response {
Tao Baod7db5942015-01-28 10:07:51 -0800107 __s32 fd;
108 __u32 response;
Ben Cheng655a7c02013-10-16 16:09:24 -0700109};
Christopher Ferrisb7cef6d2023-05-09 19:04:15 +0000110struct fanotify_response_info_header {
111 __u8 type;
112 __u8 pad;
113 __u16 len;
114};
115struct fanotify_response_info_audit_rule {
116 struct fanotify_response_info_header hdr;
117 __u32 rule_number;
118 __u32 subj_trust;
119 __u32 obj_trust;
120};
Ben Cheng655a7c02013-10-16 16:09:24 -0700121#define FAN_ALLOW 0x01
122#define FAN_DENY 0x02
Christopher Ferris934ec942018-01-31 15:29:16 -0800123#define FAN_AUDIT 0x10
Christopher Ferrisb7cef6d2023-05-09 19:04:15 +0000124#define FAN_INFO 0x20
Tao Baod7db5942015-01-28 10:07:51 -0800125#define FAN_NOFD - 1
Christopher Ferris2abfa9e2021-11-01 16:26:06 -0700126#define FAN_NOPIDFD FAN_NOFD
127#define FAN_EPIDFD - 2
Ben Cheng655a7c02013-10-16 16:09:24 -0700128#define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata))
Tao Baod7db5942015-01-28 10:07:51 -0800129#define FAN_EVENT_NEXT(meta,len) ((len) -= (meta)->event_len, (struct fanotify_event_metadata *) (((char *) (meta)) + (meta)->event_len))
130#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))
Ben Cheng655a7c02013-10-16 16:09:24 -0700131#endif