xref: /netbsd-src/tests/compat/linux/h_inotify_single_file.c (revision b7a2c5757f93ff98daa28e58c492788207b452cb)
1 /*	$NetBSD: h_inotify_single_file.c,v 1.1 2023/08/19 22:56:44 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 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: h_inotify_single_file.c,v 1.1 2023/08/19 22:56:44 christos Exp $");
33 
34 #include "h_linux.h"
35 
36 #include <compat/linux/linux_syscall.h>
37 #include <compat/linux/common/linux_inotify.h>
38 
39 #define	INOTIFY_ALL_FILE	(LINUX_IN_ATTRIB|LINUX_IN_CLOSE_NOWRITE \
40 				|LINUX_IN_OPEN|LINUX_IN_MOVE_SELF \
41 				|LINUX_IN_ACCESS|LINUX_IN_CLOSE_WRITE \
42 				|LINUX_IN_MODIFY|LINUX_IN_DELETE_SELF)
43 
44 struct linux_inotify_event events[10];
45 
46 void
_start(void)47 _start(void)
48 {
49 	int fd, wd, targetfd, buf;
50 
51 	RS(targetfd = open("test", LINUX_O_RDWR|LINUX_O_CREAT, 0644));
52 	RS(close(targetfd));
53 
54 	RS(fd = syscall(LINUX_SYS_inotify_init));
55 	RS(wd = syscall(LINUX_SYS_inotify_add_watch, fd, (register_t)"test",
56 	    INOTIFY_ALL_FILE));
57 
58 	/* Create some events. */
59 	RS(targetfd = open("test", LINUX_O_RDWR|LINUX_O_CREAT, 0644));
60 	RS(write(targetfd, &buf, sizeof(buf)));
61 	RS(read(targetfd, &buf, sizeof(buf)));
62 	RS(close(targetfd));
63 	RS(targetfd = open("test", LINUX_O_RDONLY|LINUX_O_CREAT, 0644));
64 	RS(close(targetfd));
65 	RS(rename("test", "test2"));
66 	RS(unlink("test2"));
67 
68 	/* Get and check the events. */
69 	RS(read(fd, events, sizeof(events)));
70 
71 	for (size_t i = 0; i < __arraycount(events); i++)
72 		REQUIRE(events[i].wd == wd && events[i].cookie == 0
73 		    && events[i].len == 0);
74 
75 	REQUIRE(events[0].mask == LINUX_IN_OPEN);
76 	REQUIRE(events[1].mask == LINUX_IN_MODIFY);
77 	REQUIRE(events[2].mask == LINUX_IN_ACCESS);
78 	REQUIRE(events[3].mask == LINUX_IN_CLOSE_WRITE);
79 	REQUIRE(events[4].mask == LINUX_IN_OPEN);
80 	REQUIRE(events[5].mask == LINUX_IN_CLOSE_NOWRITE);
81 	REQUIRE(events[6].mask == LINUX_IN_MOVE_SELF);
82 	REQUIRE(events[7].mask == LINUX_IN_ATTRIB);
83 	REQUIRE(events[8].mask == LINUX_IN_DELETE_SELF);
84 	REQUIRE(events[9].mask == LINUX_IN_IGNORED);
85 
86 	exit(0);
87 }
88