1 /* 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 */ 7 #ifndef _UAPI_LINUX_FANOTIFY_H 8 #define _UAPI_LINUX_FANOTIFY_H 9 #include <linux/types.h> 10 #define FAN_ACCESS 0x00000001 11 #define FAN_MODIFY 0x00000002 12 #define FAN_ATTRIB 0x00000004 13 #define FAN_CLOSE_WRITE 0x00000008 14 #define FAN_CLOSE_NOWRITE 0x00000010 15 #define FAN_OPEN 0x00000020 16 #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 22 #define FAN_OPEN_EXEC 0x00001000 23 #define FAN_Q_OVERFLOW 0x00004000 24 #define FAN_FS_ERROR 0x00008000 25 #define FAN_OPEN_PERM 0x00010000 26 #define FAN_ACCESS_PERM 0x00020000 27 #define FAN_OPEN_EXEC_PERM 0x00040000 28 #define FAN_EVENT_ON_CHILD 0x08000000 29 #define FAN_RENAME 0x10000000 30 #define FAN_ONDIR 0x40000000 31 #define FAN_CLOSE (FAN_CLOSE_WRITE | FAN_CLOSE_NOWRITE) 32 #define FAN_MOVE (FAN_MOVED_FROM | FAN_MOVED_TO) 33 #define FAN_CLOEXEC 0x00000001 34 #define FAN_NONBLOCK 0x00000002 35 #define FAN_CLASS_NOTIF 0x00000000 36 #define FAN_CLASS_CONTENT 0x00000004 37 #define FAN_CLASS_PRE_CONTENT 0x00000008 38 #define FAN_ALL_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | FAN_CLASS_PRE_CONTENT) 39 #define FAN_UNLIMITED_QUEUE 0x00000010 40 #define FAN_UNLIMITED_MARKS 0x00000020 41 #define FAN_ENABLE_AUDIT 0x00000040 42 #define FAN_REPORT_PIDFD 0x00000080 43 #define FAN_REPORT_TID 0x00000100 44 #define FAN_REPORT_FID 0x00000200 45 #define FAN_REPORT_DIR_FID 0x00000400 46 #define FAN_REPORT_NAME 0x00000800 47 #define FAN_REPORT_TARGET_FID 0x00001000 48 #define FAN_REPORT_DFID_NAME (FAN_REPORT_DIR_FID | FAN_REPORT_NAME) 49 #define FAN_REPORT_DFID_NAME_TARGET (FAN_REPORT_DFID_NAME | FAN_REPORT_FID | FAN_REPORT_TARGET_FID) 50 #define FAN_ALL_INIT_FLAGS (FAN_CLOEXEC | FAN_NONBLOCK | FAN_ALL_CLASS_BITS | FAN_UNLIMITED_QUEUE | FAN_UNLIMITED_MARKS) 51 #define FAN_MARK_ADD 0x00000001 52 #define FAN_MARK_REMOVE 0x00000002 53 #define FAN_MARK_DONT_FOLLOW 0x00000004 54 #define FAN_MARK_ONLYDIR 0x00000008 55 #define FAN_MARK_IGNORED_MASK 0x00000020 56 #define FAN_MARK_IGNORED_SURV_MODIFY 0x00000040 57 #define FAN_MARK_FLUSH 0x00000080 58 #define FAN_MARK_EVICTABLE 0x00000200 59 #define FAN_MARK_IGNORE 0x00000400 60 #define FAN_MARK_INODE 0x00000000 61 #define FAN_MARK_MOUNT 0x00000010 62 #define FAN_MARK_FILESYSTEM 0x00000100 63 #define FAN_MARK_IGNORE_SURV (FAN_MARK_IGNORE | FAN_MARK_IGNORED_SURV_MODIFY) 64 #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) 65 #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) 68 #define FANOTIFY_METADATA_VERSION 3 69 struct fanotify_event_metadata { 70 __u32 event_len; 71 __u8 vers; 72 __u8 reserved; 73 __u16 metadata_len; 74 __aligned_u64 mask; 75 __s32 fd; 76 __s32 pid; 77 }; 78 #define FAN_EVENT_INFO_TYPE_FID 1 79 #define FAN_EVENT_INFO_TYPE_DFID_NAME 2 80 #define FAN_EVENT_INFO_TYPE_DFID 3 81 #define FAN_EVENT_INFO_TYPE_PIDFD 4 82 #define FAN_EVENT_INFO_TYPE_ERROR 5 83 #define FAN_EVENT_INFO_TYPE_OLD_DFID_NAME 10 84 #define FAN_EVENT_INFO_TYPE_NEW_DFID_NAME 12 85 struct fanotify_event_info_header { 86 __u8 info_type; 87 __u8 pad; 88 __u16 len; 89 }; 90 struct fanotify_event_info_fid { 91 struct fanotify_event_info_header hdr; 92 __kernel_fsid_t fsid; 93 unsigned char handle[]; 94 }; 95 struct fanotify_event_info_pidfd { 96 struct fanotify_event_info_header hdr; 97 __s32 pidfd; 98 }; 99 struct fanotify_event_info_error { 100 struct fanotify_event_info_header hdr; 101 __s32 error; 102 __u32 error_count; 103 }; 104 #define FAN_RESPONSE_INFO_NONE 0 105 #define FAN_RESPONSE_INFO_AUDIT_RULE 1 106 struct fanotify_response { 107 __s32 fd; 108 __u32 response; 109 }; 110 struct fanotify_response_info_header { 111 __u8 type; 112 __u8 pad; 113 __u16 len; 114 }; 115 struct 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 }; 121 #define FAN_ALLOW 0x01 122 #define FAN_DENY 0x02 123 #define FAN_AUDIT 0x10 124 #define FAN_INFO 0x20 125 #define FAN_NOFD - 1 126 #define FAN_NOPIDFD FAN_NOFD 127 #define FAN_EPIDFD - 2 128 #define FAN_EVENT_METADATA_LEN (sizeof(struct fanotify_event_metadata)) 129 #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)) 131 #endif 132