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 <fcntl.h>
31 #include <asm/unistd.h>
32
33 #if defined __NR_timerfd_create \
34 && defined __NR_timerfd_gettime \
35 && defined __NR_timerfd_settime \
36 && defined O_CLOEXEC
37
38 # include <stdio.h>
39 # include <stdint.h>
40 # include <time.h>
41 # include <unistd.h>
42
43 int
main(void)44 main(void)
45 {
46 (void) close(0);
47 if (syscall(__NR_timerfd_create, CLOCK_MONOTONIC, O_CLOEXEC | O_NONBLOCK))
48 perror_msg_and_skip("timerfd_create");
49 puts("timerfd_create(CLOCK_MONOTONIC, TFD_CLOEXEC|TFD_NONBLOCK) = 0");
50
51 TAIL_ALLOC_OBJECT_CONST_PTR(struct itimerspec, its_new);
52 TAIL_ALLOC_OBJECT_CONST_PTR(struct itimerspec, its_old);
53
54 its_new->it_interval.tv_sec = 0xdeadbeefU;
55 its_new->it_interval.tv_nsec = 0xfacefeedU;
56 its_new->it_value.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
57 its_new->it_value.tv_nsec = (long) 0xbadc0dedfacefeedLL;
58
59 long rc = syscall(__NR_timerfd_settime, 0, 0, its_new, its_old);
60 printf("timerfd_settime(0, 0"
61 ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
62 ", it_value={tv_sec=%lld, tv_nsec=%llu}}, %p) = %s\n",
63 (long long) its_new->it_interval.tv_sec,
64 zero_extend_signed_to_ull(its_new->it_interval.tv_nsec),
65 (long long) its_new->it_value.tv_sec,
66 zero_extend_signed_to_ull(its_new->it_value.tv_nsec),
67 its_old, sprintrc(rc));
68
69 its_new->it_interval.tv_sec = 0xdeface1;
70 its_new->it_interval.tv_nsec = 0xdeface2;
71 its_new->it_value.tv_sec = 0xdeface3;
72 its_new->it_value.tv_nsec = 0xdeface4;
73 its_old->it_interval.tv_sec = 0xdeface5;
74 its_old->it_interval.tv_nsec = 0xdeface6;
75 its_old->it_value.tv_sec = 0xdeface7;
76 its_old->it_value.tv_nsec = 0xdeface8;
77
78 if (syscall(__NR_timerfd_settime, 0, 0, its_new, its_old))
79 perror_msg_and_skip("timerfd_settime");
80 printf("timerfd_settime(0, 0"
81 ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
82 ", it_value={tv_sec=%lld, tv_nsec=%llu}}"
83 ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
84 ", it_value={tv_sec=%lld, tv_nsec=%llu}}"
85 ") = 0\n",
86 (long long) its_new->it_interval.tv_sec,
87 zero_extend_signed_to_ull(its_new->it_interval.tv_nsec),
88 (long long) its_new->it_value.tv_sec,
89 zero_extend_signed_to_ull(its_new->it_value.tv_nsec),
90 (long long) its_old->it_interval.tv_sec,
91 zero_extend_signed_to_ull(its_old->it_interval.tv_nsec),
92 (long long) its_old->it_value.tv_sec,
93 zero_extend_signed_to_ull(its_old->it_value.tv_nsec));
94
95 if (syscall(__NR_timerfd_gettime, 0, its_old))
96 perror_msg_and_skip("timerfd_gettime");
97 printf("timerfd_gettime(0"
98 ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
99 ", it_value={tv_sec=%lld, tv_nsec=%llu}}) = 0\n",
100 (long long) its_old->it_interval.tv_sec,
101 zero_extend_signed_to_ull(its_old->it_interval.tv_nsec),
102 (long long) its_old->it_value.tv_sec,
103 zero_extend_signed_to_ull(its_old->it_value.tv_nsec));
104
105 puts("+++ exited with 0 +++");
106 return 0;
107 }
108
109 #else
110
111 SKIP_MAIN_UNDEFINED("__NR_timerfd_create && __NR_timerfd_gettime"
112 " && __NR_timerfd_settime && O_CLOEXEC")
113
114 #endif
115