2 * Check decoding of nanosleep syscall.
4 * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
5 * Copyright (c) 2015-2017 The strace developers.
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51 .ts.tv_nsec = 0xc0de1,
52 .pad = { 0xdeadbeef, 0xbadc0ded }
54 .ts = { .tv_sec = 0xc0de2, .tv_nsec = 0xc0de3 },
55 .pad = { 0xdeadbeef, 0xbadc0ded }
57 const sigset_t set = {};
58 const struct sigaction act = { .sa_handler = handler };
59 const struct itimerval itv = { .it_value.tv_usec = 111111 };
61 if (nanosleep(&req.ts, NULL))
62 perror_msg_and_fail("nanosleep");
63 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, NULL) = 0\n",
64 (long long) req.ts.tv_sec,
65 zero_extend_signed_to_ull(req.ts.tv_nsec));
67 assert(nanosleep(NULL, &rem.ts) == -1);
68 printf("nanosleep(NULL, %p) = -1 EFAULT (%m)\n", &rem.ts);
70 if (nanosleep(&req.ts, &rem.ts))
71 perror_msg_and_fail("nanosleep");
72 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = 0\n",
73 (long long) req.ts.tv_sec,
74 zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
76 req.ts.tv_nsec = 1000000000;
77 assert(nanosleep(&req.ts, &rem.ts) == -1);
78 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
79 (long long) req.ts.tv_sec,
80 zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
82 req.ts.tv_sec = 0xdeadbeefU;
83 req.ts.tv_nsec = 0xfacefeedU;
84 assert(nanosleep(&req.ts, &rem.ts) == -1);
85 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
86 (long long) req.ts.tv_sec,
87 zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
89 req.ts.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
90 req.ts.tv_nsec = (long) 0xbadc0dedfacefeedLL;
91 assert(nanosleep(&req.ts, &rem.ts) == -1);
92 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
93 (long long) req.ts.tv_sec,
94 zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
98 assert(nanosleep(&req.ts, &rem.ts) == -1);
99 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}, %p) = -1 EINVAL (%m)\n",
100 (long long) req.ts.tv_sec,
101 zero_extend_signed_to_ull(req.ts.tv_nsec), &rem.ts);
103 assert(sigaction(SIGALRM, &act, NULL) == 0);
104 assert(sigprocmask(SIG_SETMASK, &set, NULL) == 0);
106 if (setitimer(ITIMER_REAL, &itv, NULL))
107 perror_msg_and_skip("setitimer");
110 req.ts.tv_nsec = 999999999;
111 assert(nanosleep(&req.ts, &rem.ts) == -1);
112 printf("nanosleep({tv_sec=%lld, tv_nsec=%llu}"
113 ", {tv_sec=%lld, tv_nsec=%llu})"
114 " = ? ERESTART_RESTARTBLOCK (Interrupted by signal)\n",
115 (long long) req.ts.tv_sec,
116 zero_extend_signed_to_ull(req.ts.tv_nsec),
117 (long long) rem.ts.tv_sec,
118 zero_extend_signed_to_ull(rem.ts.tv_nsec));
119 puts("--- SIGALRM {si_signo=SIGALRM, si_code=SI_KERNEL} ---");
121 puts("+++ exited with 0 +++");