1/*
2 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
3 * Copyright (c) 2015-2017 The strace developers.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "tests.h"
30#include <assert.h>
31#include <stdio.h>
32#include <stdint.h>
33#include <unistd.h>
34#include <sys/time.h>
35#include <asm/unistd.h>
36
37int
38main(void)
39{
40	TAIL_ALLOC_OBJECT_CONST_PTR(struct timeval, tv);
41	TAIL_ALLOC_OBJECT_CONST_PTR(struct timezone, tz);
42
43	if (syscall(__NR_gettimeofday, tv, NULL))
44		perror_msg_and_skip("gettimeofday");
45	printf("gettimeofday({tv_sec=%lld, tv_usec=%llu}, NULL) = 0\n",
46	       (long long) tv->tv_sec,
47	       zero_extend_signed_to_ull(tv->tv_usec));
48
49	if (syscall(__NR_gettimeofday, tv, tz))
50		perror_msg_and_skip("gettimeofday");
51	printf("gettimeofday({tv_sec=%lld, tv_usec=%llu}"
52	       ", {tz_minuteswest=%d, tz_dsttime=%d}) = 0\n",
53	       (long long) tv->tv_sec,
54	       zero_extend_signed_to_ull(tv->tv_usec),
55	       tz->tz_minuteswest, tz->tz_dsttime);
56
57	tv->tv_sec = -1;
58	tv->tv_usec = 1000000;
59	assert(syscall(__NR_settimeofday, tv, tz) == -1);
60	printf("settimeofday({tv_sec=%lld, tv_usec=%llu}"
61	       ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n",
62	       (long long) tv->tv_sec,
63	       zero_extend_signed_to_ull(tv->tv_usec),
64	       tz->tz_minuteswest, tz->tz_dsttime);
65
66	tv->tv_sec = 0xdeadbeefU;
67	tv->tv_usec = 0xfacefeedU;
68	assert(syscall(__NR_settimeofday, tv, tz) == -1);
69	printf("settimeofday({tv_sec=%lld, tv_usec=%llu}"
70	       ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n",
71	       (long long) tv->tv_sec,
72	       zero_extend_signed_to_ull(tv->tv_usec),
73	       tz->tz_minuteswest, tz->tz_dsttime);
74
75	tv->tv_sec = (time_t) 0xcafef00ddeadbeefLL;
76	tv->tv_usec = (suseconds_t) 0xbadc0dedfacefeedLL;
77	assert(syscall(__NR_settimeofday, tv, tz) == -1);
78	printf("settimeofday({tv_sec=%lld, tv_usec=%llu}"
79	       ", {tz_minuteswest=%d, tz_dsttime=%d}) = -1 EINVAL (%m)\n",
80	       (long long) tv->tv_sec,
81	       zero_extend_signed_to_ull(tv->tv_usec),
82	       tz->tz_minuteswest, tz->tz_dsttime);
83
84	puts("+++ exited with 0 +++");
85	return 0;
86}
87