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