| /* 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_INIT_FLAGS (FANOTIFY_CLASS_BITS | \ |
| FAN_REPORT_TID | FAN_REPORT_FID | \ |
| 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 */ |
