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  * All rights reserved.
   6  *
   7  * Redistribution and use in source and binary forms, with or without
   8  * modification, are permitted provided that the following conditions
   9  * are met:
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  * 2. Redistributions in binary form must reproduce the above copyright
  13  *    notice, this list of conditions and the following disclaimer in the
  14  *    documentation and/or other materials provided with the distribution.
  15  * 3. The name of the author may not be used to endorse or promote products
  16  *    derived from this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include "tests.h"
  31 #include <asm/unistd.h>
  32
  33 #if defined __NR_timer_create \
  34  && defined __NR_timer_gettime \
  35  && defined __NR_timer_settime
  36
  37 # include <stdio.h>
  38 # include <stdint.h>
  39 # include <signal.h>
  40 # include <time.h>
  41 # include <unistd.h>
  42
  43 int
  44 main(void)
  45 {
  46         syscall(__NR_timer_settime, 0xdefaced, TIMER_ABSTIME, NULL, NULL);
  47         printf("timer_settime(%d, TIMER_ABSTIME, NULL, NULL)"
  48                " = -1 EINVAL (%m)\n", 0xdefaced);
  49
  50         int tid;
  51         struct sigevent sev = { .sigev_notify = SIGEV_NONE };
  52
  53         if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid))
  54                 perror_msg_and_skip("timer_create");
  55         printf("timer_create(CLOCK_MONOTONIC, {sigev_signo=0"
  56                ", sigev_notify=SIGEV_NONE}, [%d]) = 0\n", tid);
  57
  58         struct {
  59                 struct itimerspec its;
  60                 uint32_t pad[4];
  61         } old = {
  62                 .its = {
  63                         .it_interval = { 0xdeface5, 0xdeface6 },
  64                         .it_value = { 0xdeface7, 0xdeface8 }
  65                 },
  66                 .pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
  67         }, new = {
  68                 .its = {
  69                         .it_interval = { 0xdeface1, 0xdeface2 },
  70                         .it_value = { 0xdeface3, 0xdeface4 }
  71                 },
  72                 .pad = { 0xdeadbeef, 0xbadc0ded, 0xdeadbeef, 0xbadc0ded }
  73         };
  74
  75         if (syscall(__NR_timer_settime, tid, 0, &new.its, &old.its))
  76                 perror_msg_and_skip("timer_settime");
  77         printf("timer_settime(%d, 0"
  78                ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
  79                ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
  80                ") = 0\n",
  81                tid,
  82                (intmax_t) new.its.it_interval.tv_sec,
  83                (intmax_t) new.its.it_interval.tv_nsec,
  84                (intmax_t) new.its.it_value.tv_sec,
  85                (intmax_t) new.its.it_value.tv_nsec,
  86                (intmax_t) old.its.it_interval.tv_sec,
  87                (intmax_t) old.its.it_interval.tv_nsec,
  88                (intmax_t) old.its.it_value.tv_sec,
  89                (intmax_t) old.its.it_value.tv_nsec);
  90
  91         if (syscall(__NR_timer_gettime, tid, &old.its))
  92                 perror_msg_and_skip("timer_gettime");
  93         printf("timer_gettime(%d"
  94                ", {it_interval={%jd, %jd}, it_value={%jd, %jd}}"
  95                ") = 0\n",
  96                tid,
  97                (intmax_t) old.its.it_interval.tv_sec,
  98                (intmax_t) old.its.it_interval.tv_nsec,
  99                (intmax_t) old.its.it_value.tv_sec,
 100                (intmax_t) old.its.it_value.tv_nsec);
 101
 102         puts("+++ exited with 0 +++");
 103         return 0;
 104 }
 105
 106 #else
 107
 108 SKIP_MAIN_UNDEFINED("__NR_timer_create && __NR_timer_gettime && __NR_timer_settime")
 109
 110 #endif