| /* |
| * This file is part of ioctl_inotify strace test. |
| * |
| * Copyright (c) 2018 The strace developers. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "tests.h" |
| |
| #include <inttypes.h> |
| #include <stdio.h> |
| #include <string.h> |
| #include <unistd.h> |
| #include <asm/unistd.h> |
| #include <linux/ioctl.h> |
| |
| #ifndef INOTIFY_IOC_SETNEXTWD |
| # define INOTIFY_IOC_SETNEXTWD _IOW('I', 0, int32_t) |
| #endif |
| |
| static long |
| sys_ioctl(kernel_long_t fd, kernel_ulong_t cmd, kernel_ulong_t arg) |
| { |
| return syscall(__NR_ioctl, fd, cmd, arg); |
| } |
| |
| int |
| main(void) |
| { |
| static const kernel_ulong_t unknown_inotify_cmd = |
| (kernel_ulong_t) 0xbadc0dedfeed49edULL; |
| static const kernel_ulong_t magic = |
| (kernel_ulong_t) 0xdeadbeefbadc0dedULL; |
| |
| /* Unknown inotify commands */ |
| sys_ioctl(-1, unknown_inotify_cmd, magic); |
| printf("ioctl(-1, _IOC(%s_IOC_READ|_IOC_WRITE, 0x49, %#x, %#x), " |
| "%#lx) = -1 EBADF (%m)\n", |
| _IOC_DIR((unsigned int) unknown_inotify_cmd) & _IOC_NONE ? |
| "_IOC_NONE|" : "", |
| _IOC_NR((unsigned int) unknown_inotify_cmd), |
| _IOC_SIZE((unsigned int) unknown_inotify_cmd), |
| (unsigned long) magic); |
| |
| sys_ioctl(-1, INOTIFY_IOC_SETNEXTWD + 1, magic); |
| printf("ioctl(-1, _IOC(_IOC_WRITE, 0x49, %#x, %#x), %#lx)" |
| " = -1 EBADF (%m)\n", |
| (unsigned int) _IOC_NR(INOTIFY_IOC_SETNEXTWD + 1), |
| (unsigned int) _IOC_SIZE(INOTIFY_IOC_SETNEXTWD + 1), |
| (unsigned long) magic); |
| |
| /* INOTIFY_IOC_SETNEXTWD */ |
| sys_ioctl(-1, INOTIFY_IOC_SETNEXTWD, magic); |
| printf("ioctl(-1, INOTIFY_IOC_SETNEXTWD, %d) = -1 EBADF (%m)\n", |
| (int) magic); |
| |
| puts("+++ exited with 0 +++"); |
| return 0; |
| } |