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

   1 /*
   2  * This file is part of timer_create 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 #ifdef __NR_timer_create
  34
  35 # include <stdio.h>
  36 # include <signal.h>
  37 # include <time.h>
  38 # include <unistd.h>
  39 # include "sigevent.h"
  40
  41 int
  42 main(void)
  43 {
  44         syscall(__NR_timer_create, CLOCK_REALTIME, NULL, NULL);
  45         printf("timer_create(CLOCK_REALTIME, NULL, NULL) = -1 %s (%m)\n",
  46                errno2name());
  47
  48         int tid[4] = {};
  49         struct_sigevent sev = {
  50                 .sigev_notify = 0xdefaced,
  51                 .sigev_signo = 0xfacefeed,
  52                 .sigev_value.sival_ptr = (unsigned long) 0xdeadbeefbadc0dedULL
  53         };
  54
  55         syscall(__NR_timer_create, CLOCK_REALTIME, &sev, NULL);
  56         printf("timer_create(CLOCK_REALTIME, {sigev_value={int=%d, ptr=%#lx}"
  57                ", sigev_signo=%u, sigev_notify=%#x /* SIGEV_??? */}"
  58                ", NULL) = -1 %s (%m)\n",
  59                sev.sigev_value.sival_int,
  60                sev.sigev_value.sival_ptr,
  61                sev.sigev_signo, sev.sigev_notify,
  62                errno2name());
  63
  64         sev.sigev_notify = SIGEV_NONE;
  65         if (syscall(__NR_timer_create, CLOCK_REALTIME, &sev, &tid[0]))
  66                 perror_msg_and_skip("timer_create CLOCK_REALTIME");
  67         printf("timer_create(CLOCK_REALTIME, {sigev_value={int=%d, ptr=%#lx}"
  68                ", sigev_signo=%u, sigev_notify=SIGEV_NONE}, [%d]) = 0\n",
  69                sev.sigev_value.sival_int,
  70                sev.sigev_value.sival_ptr,
  71                sev.sigev_signo, tid[0]);
  72
  73         sev.sigev_notify = SIGEV_SIGNAL;
  74         sev.sigev_signo = SIGALRM;
  75         if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[1]))
  76                 perror_msg_and_skip("timer_create CLOCK_MONOTONIC");
  77         printf("timer_create(CLOCK_MONOTONIC, {sigev_value={int=%d, ptr=%#lx}"
  78                ", sigev_signo=SIGALRM, sigev_notify=SIGEV_SIGNAL}"
  79                ", [%d]) = 0\n",
  80                sev.sigev_value.sival_int,
  81                sev.sigev_value.sival_ptr, tid[1]);
  82
  83         sev.sigev_notify = SIGEV_THREAD;
  84         sev.sigev_un.sigev_thread.function =
  85                 (unsigned long) 0xdeadbeefbadc0dedULL;
  86         sev.sigev_un.sigev_thread.attribute =
  87                 (unsigned long) 0xcafef00dfacefeedULL;
  88         if (syscall(__NR_timer_create, CLOCK_REALTIME, &sev, &tid[2]))
  89                 perror_msg_and_skip("timer_create CLOCK_REALTIME");
  90         printf("timer_create(CLOCK_REALTIME, {sigev_value={int=%d, ptr=%#lx}"
  91                ", sigev_signo=SIGALRM, sigev_notify=SIGEV_THREAD"
  92                ", sigev_notify_function=%#lx, sigev_notify_attributes=%#lx}"
  93                ", [%d]) = 0\n",
  94                sev.sigev_value.sival_int,
  95                sev.sigev_value.sival_ptr,
  96                sev.sigev_un.sigev_thread.function,
  97                sev.sigev_un.sigev_thread.attribute,
  98                tid[2]);
  99
 100 #ifndef SIGEV_THREAD_ID
 101 # define SIGEV_THREAD_ID 4
 102 #endif
 103         sev.sigev_notify = SIGEV_THREAD_ID;
 104         sev.sigev_un.tid = getpid();
 105         if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[3]))
 106                 perror_msg_and_skip("timer_create CLOCK_MONOTONIC");
 107         printf("timer_create(CLOCK_MONOTONIC, {sigev_value={int=%d, ptr=%#lx}"
 108                ", sigev_signo=SIGALRM, sigev_notify=SIGEV_THREAD_ID"
 109                ", sigev_notify_thread_id=%d}"
 110                ", [%d]) = 0\n",
 111                sev.sigev_value.sival_int,
 112                sev.sigev_value.sival_ptr,
 113                sev.sigev_un.tid,
 114                tid[3]);
 115
 116         puts("+++ exited with 0 +++");
 117         return 0;
 118 }
 119
 120 #else
 121
 122 SKIP_MAIN_UNDEFINED("__NR_timer_create")
 123
 124 #endif