granicus.if.org Git - strace/blob - tests/timer_xettime.c

   1 /*
   2  * This file is part of timer_xettime strace test.
   3  *
   4  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org>
   5  * Copyright (c) 2015-2019 The strace developers.
   6  * All rights reserved.
   7  *
   8  * SPDX-License-Identifier: GPL-2.0-or-later
   9  */
  10
  11 #include "tests.h"
  12 #include "scno.h"
  13
  14 #if defined __NR_timer_create \
  15  && defined __NR_timer_gettime \
  16  && defined __NR_timer_settime
  17
  18 # include <stdio.h>
  19 # include <stdint.h>
  20 # include <signal.h>
  21 # include <time.h>
  22 # include <unistd.h>
  23
  24 int
  25 main(void)
  26 {
  27         syscall(__NR_timer_settime, 0xdefaced, TIMER_ABSTIME, NULL, NULL);
  28         printf("timer_settime(%d, TIMER_ABSTIME, NULL, NULL)"
  29                " = -1 EINVAL (%m)\n", 0xdefaced);
  30
  31         long rc;
  32         int tid;
  33         struct sigevent sev = { .sigev_notify = SIGEV_NONE };
  34
  35         if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid))
  36                 perror_msg_and_skip("timer_create");
  37         printf("timer_create(CLOCK_MONOTONIC, {sigev_signo=0"
  38                ", sigev_notify=SIGEV_NONE}, [%d]) = 0\n", tid);
  39
  40         TAIL_ALLOC_OBJECT_CONST_PTR(struct itimerspec, its_new);
  41         TAIL_ALLOC_OBJECT_CONST_PTR(struct itimerspec, its_old);
  42
  43         its_new->it_interval.tv_sec = 0xdeadbeefU;
  44         its_new->it_interval.tv_nsec = 0xfacefeedU;
  45         its_new->it_value.tv_sec = (time_t) 0xcafef00ddeadbeefLL;
  46         its_new->it_value.tv_nsec = (long) 0xbadc0dedfacefeedLL;
  47
  48         rc = syscall(__NR_timer_settime, tid, 0, its_new, its_old);
  49         printf("timer_settime(%d, 0"
  50                ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
  51                ", it_value={tv_sec=%lld, tv_nsec=%llu}}, %p) = %s\n",
  52                tid, (long long) its_new->it_interval.tv_sec,
  53                zero_extend_signed_to_ull(its_new->it_interval.tv_nsec),
  54                (long long) its_new->it_value.tv_sec,
  55                zero_extend_signed_to_ull(its_new->it_value.tv_nsec),
  56                its_old, sprintrc(rc));
  57
  58         its_new->it_interval.tv_sec = 0xdeface1;
  59         its_new->it_interval.tv_nsec = 0xdeface2;
  60         its_new->it_value.tv_sec = 0xdeface3;
  61         its_new->it_value.tv_nsec = 0xdeface4;
  62         its_old->it_interval.tv_sec = 0xdeface5;
  63         its_old->it_interval.tv_nsec = 0xdeface6;
  64         its_old->it_value.tv_sec = 0xdeface7;
  65         its_old->it_value.tv_nsec = 0xdeface8;
  66
  67         if (syscall(__NR_timer_settime, tid, 0, its_new, its_old))
  68                 perror_msg_and_skip("timer_settime");
  69         printf("timer_settime(%d, 0"
  70                ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
  71                ", it_value={tv_sec=%lld, tv_nsec=%llu}}"
  72                ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
  73                ", it_value={tv_sec=%lld, tv_nsec=%llu}}"
  74                ") = 0\n",
  75                tid,
  76                (long long) its_new->it_interval.tv_sec,
  77                zero_extend_signed_to_ull(its_new->it_interval.tv_nsec),
  78                (long long) its_new->it_value.tv_sec,
  79                zero_extend_signed_to_ull(its_new->it_value.tv_nsec),
  80                (long long) its_old->it_interval.tv_sec,
  81                zero_extend_signed_to_ull(its_old->it_interval.tv_nsec),
  82                (long long) its_old->it_value.tv_sec,
  83                zero_extend_signed_to_ull(its_old->it_value.tv_nsec));
  84
  85         if (syscall(__NR_timer_gettime, tid, its_old))
  86                 perror_msg_and_skip("timer_gettime");
  87         printf("timer_gettime(%d"
  88                ", {it_interval={tv_sec=%lld, tv_nsec=%llu}"
  89                ", it_value={tv_sec=%lld, tv_nsec=%llu}}) = 0\n",
  90                tid,
  91                (long long) its_old->it_interval.tv_sec,
  92                zero_extend_signed_to_ull(its_old->it_interval.tv_nsec),
  93                (long long) its_old->it_value.tv_sec,
  94                zero_extend_signed_to_ull(its_old->it_value.tv_nsec));
  95
  96         puts("+++ exited with 0 +++");
  97         return 0;
  98 }
  99
 100 #else
 101
 102 SKIP_MAIN_UNDEFINED("__NR_timer_create && __NR_timer_gettime && __NR_timer_settime")
 103
 104 #endif