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 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