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      1 /*	$NetBSD: linux_inotify.h,v 1.1 2023/08/19 17:57:54 christos Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2023 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Theodore Preduta.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 #ifndef _LINUX_INOTIFY_H
     32 #define	_LINUX_INOTIFY_H
     33 
     34 #include <sys/types.h>
     35 /* for LINUX_O_CLOEXEC, LINUX_O_NONBLOCK */
     36 #include <compat/linux/common/linux_fcntl.h>
     37 
     38 #define LINUX_IN_CLOEXEC	LINUX_O_CLOEXEC
     39 #define LINUX_IN_NONBLOCK	LINUX_O_NONBLOCK
     40 
     41 #define LINUX_IN_ALL_FLAGS	(LINUX_IN_CLOEXEC|LINUX_IN_NONBLOCK)
     42 
     43 #define LINUX_IN_ACCESS		0x00000001
     44 #define LINUX_IN_MODIFY		0x00000002
     45 #define LINUX_IN_ATTRIB		0x00000004
     46 #define LINUX_IN_CLOSE_WRITE	0x00000008
     47 #define LINUX_IN_CLOSE_NOWRITE	0x00000010
     48 #define LINUX_IN_OPEN		0x00000020
     49 #define LINUX_IN_MOVED_FROM	0x00000040
     50 #define LINUX_IN_MOVED_TO	0x00000080
     51 #define LINUX_IN_CREATE		0x00000100
     52 #define LINUX_IN_DELETE		0x00000200
     53 #define LINUX_IN_DELETE_SELF	0x00000400
     54 #define LINUX_IN_MOVE_SELF	0x00000800
     55 #define LINUX_IN_UNMOUNT	0x00002000
     56 #define LINUX_IN_Q_OVERFLOW	0x00004000
     57 #define LINUX_IN_IGNORED	0x00008000
     58 
     59 #define LINUX_IN_ONLYDIR	0x01000000
     60 #define LINUX_IN_DONT_FOLLOW	0x02000000
     61 #define LINUX_IN_EXCL_UNLINK	0x04000000
     62 #define LINUX_IN_MASK_CREATE	0x10000000
     63 #define LINUX_IN_MASK_ADD	0x20000000
     64 #define LINUX_IN_ISDIR		0x40000000
     65 #define LINUX_IN_ONESHOT	0x80000000
     66 
     67 #define LINUX_IN_CLOSE		(LINUX_IN_CLOSE_WRITE|LINUX_IN_CLOSE_NOWRITE)
     68 
     69 #define LINUX_IN_ADD_KNOWN	(LINUX_IN_ACCESS|LINUX_IN_ATTRIB \
     70 				|LINUX_IN_CLOSE_WRITE|LINUX_IN_CLOSE_NOWRITE \
     71 				|LINUX_IN_CREATE|LINUX_IN_DELETE \
     72 				|LINUX_IN_DELETE_SELF|LINUX_IN_MODIFY \
     73 				|LINUX_IN_MOVE_SELF|LINUX_IN_MOVED_FROM \
     74 				|LINUX_IN_MOVED_TO|LINUX_IN_OPEN \
     75 				|LINUX_IN_DONT_FOLLOW|LINUX_IN_ONLYDIR \
     76 				|LINUX_IN_MASK_CREATE|LINUX_IN_MASK_ADD \
     77 				|LINUX_IN_ISDIR|LINUX_IN_ONESHOT)
     78 
     79 struct linux_inotify_event {
     80 	int32_t		wd;
     81 	uint32_t	mask;
     82 	uint32_t	cookie;
     83 	uint32_t	len;
     84 	char		name[];
     85 };
     86 
     87 #ifdef _KERNEL
     88 int linux_inotify_init(void);
     89 int linux_inotify_fini(void);
     90 #endif
     91 
     92 #endif	/* !_LINUX_INOTIFY_H */
     93