1/*
2 * Check decoding of utime syscall.
3 *
4 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
5 * Copyright (c) 2015-2017 The strace developers.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. The name of the author may not be used to endorse or promote products
17 *    derived from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
21 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#include "tests.h"
32#include <asm/unistd.h>
33
34#ifdef __NR_utime
35
36# include <time.h>
37# include <utime.h>
38# include <errno.h>
39# include <stdio.h>
40# include <unistd.h>
41
42static long
43k_utime(const void *const filename, const void *const times)
44{
45	return syscall(__NR_utime, filename, times);
46}
47
48int
49main(void)
50{
51	static const char *const dummy_str = "dummy filename";
52
53	const time_t t = 1492350678;
54	const struct utimbuf u = { .actime = t, .modtime = t };
55	const struct utimbuf *const tail_u = tail_memdup(&u, sizeof(u));
56	const char *const dummy_filename =
57		tail_memdup(dummy_str, sizeof(dummy_str) - 1);
58
59	long rc = k_utime("", NULL);
60	printf("utime(\"\", NULL) = %s\n", sprintrc(rc));
61
62	rc = k_utime(dummy_filename + sizeof(dummy_str), tail_u + 1);
63	printf("utime(%p, %p) = %s\n", dummy_filename + sizeof(dummy_str),
64	       tail_u + 1, sprintrc(rc));
65
66	rc = k_utime(dummy_filename, (struct tm *) tail_u + 1);
67	printf("utime(%p, %p) = %s\n",
68	       dummy_filename, (struct tm *) tail_u + 1, sprintrc(rc));
69
70	rc = k_utime("utime\nfilename", tail_u);
71	const char *errstr = sprintrc(rc);
72	printf("utime(\"utime\\nfilename\", {actime=%lld", (long long) t);
73	print_time_t_nsec(t, 0, 1);
74	printf(", modtime=%lld", (long long) t);
75	print_time_t_nsec(t, 0, 1);
76	printf("}) = %s\n", errstr);
77
78	puts("+++ exited with 0 +++");
79	return 0;
80}
81
82#else
83
84SKIP_MAIN_UNDEFINED("__NR_utime")
85
86#endif
87