| /* SPDX-License-Identifier: GPL-2.0 */ | |
| #ifndef _LINUX_FANOTIFY_H | |
| #define _LINUX_FANOTIFY_H | |
| #include <uapi/linux/fanotify.h> | |
| #define FAN_GROUP_FLAG(group, flag) \ | |
| ((group)->fanotify_data.flags & (flag)) | |
| /* | |
| * Flags allowed to be passed from/to userspace. | |
| * | |
| * We intentionally do not add new bits to the old FAN_ALL_* constants, because | |
| * they are uapi exposed constants. If there are programs out there using | |
| * these constant, the programs may break if re-compiled with new uapi headers | |
| * and then run on an old kernel. | |
| */ | |
| #define FANOTIFY_CLASS_BITS (FAN_CLASS_NOTIF | FAN_CLASS_CONTENT | \ | |
| FAN_CLASS_PRE_CONTENT) | |
| #define FANOTIFY_FID_BITS (FAN_REPORT_FID | FAN_REPORT_DFID_NAME) | |
| #define FANOTIFY_INIT_FLAGS (FANOTIFY_CLASS_BITS | FANOTIFY_FID_BITS | \ | |
| FAN_REPORT_TID | \ | |
| FAN_CLOEXEC | FAN_NONBLOCK | \ | |
| FAN_UNLIMITED_QUEUE | FAN_UNLIMITED_MARKS) | |
| #define FANOTIFY_MARK_TYPE_BITS (FAN_MARK_INODE | FAN_MARK_MOUNT | \ | |
| FAN_MARK_FILESYSTEM) | |
| #define FANOTIFY_MARK_FLAGS (FANOTIFY_MARK_TYPE_BITS | \ | |
| FAN_MARK_ADD | \ | |
| FAN_MARK_REMOVE | \ | |
| FAN_MARK_DONT_FOLLOW | \ | |
| FAN_MARK_ONLYDIR | \ | |
| FAN_MARK_IGNORED_MASK | \ | |
| FAN_MARK_IGNORED_SURV_MODIFY | \ | |
| FAN_MARK_FLUSH) | |
| /* | |
| * Events that can be reported with data type FSNOTIFY_EVENT_PATH. | |
| * Note that FAN_MODIFY can also be reported with data type | |
| * FSNOTIFY_EVENT_INODE. | |
| */ | |
| #define FANOTIFY_PATH_EVENTS (FAN_ACCESS | FAN_MODIFY | \ | |
| FAN_CLOSE | FAN_OPEN | FAN_OPEN_EXEC) | |
| /* | |
| * Directory entry modification events - reported only to directory | |
| * where entry is modified and not to a watching parent. | |
| */ | |
| #define FANOTIFY_DIRENT_EVENTS (FAN_MOVE | FAN_CREATE | FAN_DELETE) | |
| /* Events that can only be reported with data type FSNOTIFY_EVENT_INODE */ | |
| #define FANOTIFY_INODE_EVENTS (FANOTIFY_DIRENT_EVENTS | \ | |
| FAN_ATTRIB | FAN_MOVE_SELF | FAN_DELETE_SELF) | |
| /* Events that user can request to be notified on */ | |
| #define FANOTIFY_EVENTS (FANOTIFY_PATH_EVENTS | \ | |
| FANOTIFY_INODE_EVENTS) | |
| /* Events that require a permission response from user */ | |
| #define FANOTIFY_PERM_EVENTS (FAN_OPEN_PERM | FAN_ACCESS_PERM | \ | |
| FAN_OPEN_EXEC_PERM) | |
| /* Extra flags that may be reported with event or control handling of events */ | |
| #define FANOTIFY_EVENT_FLAGS (FAN_EVENT_ON_CHILD | FAN_ONDIR) | |
| /* Events that may be reported to user */ | |
| #define FANOTIFY_OUTGOING_EVENTS (FANOTIFY_EVENTS | \ | |
| FANOTIFY_PERM_EVENTS | \ | |
| FAN_Q_OVERFLOW | FAN_ONDIR) | |
| #define ALL_FANOTIFY_EVENT_BITS (FANOTIFY_OUTGOING_EVENTS | \ | |
| FANOTIFY_EVENT_FLAGS) | |
| /* Do not use these old uapi constants internally */ | |
| #undef FAN_ALL_CLASS_BITS | |
| #undef FAN_ALL_INIT_FLAGS | |
| #undef FAN_ALL_MARK_FLAGS | |
| #undef FAN_ALL_EVENTS | |
| #undef FAN_ALL_PERM_EVENTS | |
| #undef FAN_ALL_OUTGOING_EVENTS | |
| #endif /* _LINUX_FANOTIFY_H */ |