1/*
2 * Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. The name of the author may not be used to endorse or promote products
14 *    derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#include <stdio.h>
29#include <stdint.h>
30#include <sys/time.h>
31
32int
33main(void)
34{
35	struct {
36		struct itimerval itv;
37		uint32_t pad[4];
38	} old = {
39		.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
40	}, new = {
41		.itv = {
42			.it_interval = { 0xc0de1, 0xc0de2 },
43			.it_value = { 0xc0de3, 0xc0de4 }
44		},
45		.pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
46	};
47
48	if (setitimer(ITIMER_REAL, &new.itv, &old.itv))
49		return 77;
50	printf("setitimer(ITIMER_REAL"
51	       ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
52	       ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
53	       ") = 0\n",
54	       (intmax_t) new.itv.it_interval.tv_sec,
55	       (intmax_t) new.itv.it_interval.tv_usec,
56	       (intmax_t) new.itv.it_value.tv_sec,
57	       (intmax_t) new.itv.it_value.tv_usec,
58	       (intmax_t) old.itv.it_interval.tv_sec,
59	       (intmax_t) old.itv.it_interval.tv_usec,
60	       (intmax_t) old.itv.it_value.tv_sec,
61	       (intmax_t) old.itv.it_value.tv_usec);
62
63	if (getitimer(ITIMER_REAL, &old.itv))
64		return 77;
65	printf("getitimer(ITIMER_REAL"
66	       ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
67	       ") = 0\n",
68	       (intmax_t) old.itv.it_interval.tv_sec,
69	       (intmax_t) old.itv.it_interval.tv_usec,
70	       (intmax_t) old.itv.it_value.tv_sec,
71	       (intmax_t) old.itv.it_value.tv_usec);
72
73	puts("+++ exited with 0 +++");
74	return 0;
75}
76