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      1 /*
      2  * This file is part of timer_xettime strace test.
      3  *
      4  * Copyright (c) 2015-2016 Dmitry V. Levin <ldv (at) 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={tv_sec=%jd, tv_nsec=%jd}"
     79 	       ", it_value={tv_sec=%jd, tv_nsec=%jd}}"
     80 	       ", {it_interval={tv_sec=%jd, tv_nsec=%jd}"
     81 	       ", it_value={tv_sec=%jd, tv_nsec=%jd}}"
     82 	       ") = 0\n",
     83 	       tid,
     84 	       (intmax_t) new.its.it_interval.tv_sec,
     85 	       (intmax_t) new.its.it_interval.tv_nsec,
     86 	       (intmax_t) new.its.it_value.tv_sec,
     87 	       (intmax_t) new.its.it_value.tv_nsec,
     88 	       (intmax_t) old.its.it_interval.tv_sec,
     89 	       (intmax_t) old.its.it_interval.tv_nsec,
     90 	       (intmax_t) old.its.it_value.tv_sec,
     91 	       (intmax_t) old.its.it_value.tv_nsec);
     92 
     93 	if (syscall(__NR_timer_gettime, tid, &old.its))
     94 		perror_msg_and_skip("timer_gettime");
     95 	printf("timer_gettime(%d"
     96 	       ", {it_interval={tv_sec=%jd, tv_nsec=%jd}"
     97 	       ", it_value={tv_sec=%jd, tv_nsec=%jd}}) = 0\n",
     98 	       tid,
     99 	       (intmax_t) old.its.it_interval.tv_sec,
    100 	       (intmax_t) old.its.it_interval.tv_nsec,
    101 	       (intmax_t) old.its.it_value.tv_sec,
    102 	       (intmax_t) old.its.it_value.tv_nsec);
    103 
    104 	puts("+++ exited with 0 +++");
    105 	return 0;
    106 }
    107 
    108 #else
    109 
    110 SKIP_MAIN_UNDEFINED("__NR_timer_create && __NR_timer_gettime && __NR_timer_settime")
    111 
    112 #endif
    113