Dmitry V. Levin
c6782f144a
strace test suite is now provided under the terms of the GNU General Public License version 2 or later, see tests/COPYING for more details.
72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/*
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* Check decoding of inotify_add_watch and inotify_rm_watch syscalls.
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*
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* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
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* Copyright (c) 2016-2018 The strace developers.
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* All rights reserved.
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "tests.h"
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#include <asm/unistd.h>
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#if defined(__NR_inotify_add_watch) && defined(__NR_inotify_rm_watch)
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# include <stdio.h>
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# include <string.h>
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# include <unistd.h>
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int
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main(void)
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{
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static const struct {
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const char *path;
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const char *str;
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} bogus_path_str = {
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ARG_STR("/abc\1/def\2/ghi\3/jkl\4/mno\5/pqr\6/stu\7/vwx\10") };
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static const kernel_ulong_t bogus_fd =
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(kernel_ulong_t) 0xfffffeedfffffaceULL;
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static const kernel_ulong_t bogus_mask =
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(kernel_ulong_t) 0xffffda7affffdeadULL;
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static const char *bogus_mask_str = "IN_ACCESS|IN_ATTRIB|"
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"IN_CLOSE_WRITE|IN_OPEN|IN_MOVED_TO|IN_DELETE|IN_DELETE_SELF|"
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"IN_MOVE_SELF|IN_Q_OVERFLOW|IN_IGNORED|IN_ONLYDIR|"
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"IN_DONT_FOLLOW|IN_EXCL_UNLINK|IN_MASK_CREATE|IN_MASK_ADD|"
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"IN_ISDIR|IN_ONESHOT|0x8ff1000";
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long rc;
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char *bogus_path = tail_memdup(bogus_path_str.path,
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strlen(bogus_path_str.path) + 1);
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rc = syscall(__NR_inotify_add_watch, 0, NULL, 0);
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printf("inotify_add_watch(0, NULL, 0) = %s\n", sprintrc(rc));
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rc = syscall(__NR_inotify_add_watch, bogus_fd, bogus_path + 4096, 0);
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printf("inotify_add_watch(%d, %p, %u) = %s\n",
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(int) bogus_fd, bogus_path + 4096, 0, sprintrc(rc));
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rc = syscall(__NR_inotify_add_watch, bogus_fd, bogus_path, bogus_mask);
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printf("inotify_add_watch(%d, %s, %s) = %s\n",
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(int) bogus_fd, bogus_path_str.str, bogus_mask_str,
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sprintrc(rc));
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rc = syscall(__NR_inotify_rm_watch, 0, 0);
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printf("inotify_rm_watch(0, 0) = %s\n", sprintrc(rc));
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rc = syscall(__NR_inotify_rm_watch, bogus_fd, bogus_fd);
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printf("inotify_rm_watch(%d, %d) = %s\n",
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(int) bogus_fd, (int) bogus_fd, sprintrc(rc));
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_inotify_add_watch && __NR_inotify_rm_watch");
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#endif
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