1 /* 2 * This file is part of timer_create 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 #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={sival_int=%d, " 57 "sival_ptr=%#lx}, sigev_signo=%u, " 58 "sigev_notify=%#x /* SIGEV_??? */}, 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={sival_int=%d, " 68 "sival_ptr=%#lx}, sigev_signo=%u, sigev_notify=SIGEV_NONE}, " 69 "[%d]) = 0\n", 70 sev.sigev_value.sival_int, 71 sev.sigev_value.sival_ptr, 72 sev.sigev_signo, tid[0]); 73 74 sev.sigev_notify = SIGEV_SIGNAL; 75 sev.sigev_signo = SIGALRM; 76 if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[1])) 77 perror_msg_and_skip("timer_create CLOCK_MONOTONIC"); 78 printf("timer_create(CLOCK_MONOTONIC, {sigev_value={sival_int=%d, " 79 "sival_ptr=%#lx}, sigev_signo=SIGALRM, " 80 "sigev_notify=SIGEV_SIGNAL}, [%d]) = 0\n", 81 sev.sigev_value.sival_int, 82 sev.sigev_value.sival_ptr, tid[1]); 83 84 sev.sigev_notify = SIGEV_THREAD; 85 sev.sigev_un.sigev_thread.function = 86 (unsigned long) 0xdeadbeefbadc0dedULL; 87 sev.sigev_un.sigev_thread.attribute = 88 (unsigned long) 0xcafef00dfacefeedULL; 89 if (syscall(__NR_timer_create, CLOCK_REALTIME, &sev, &tid[2])) 90 perror_msg_and_skip("timer_create CLOCK_REALTIME"); 91 printf("timer_create(CLOCK_REALTIME, {sigev_value={sival_int=%d, " 92 "sival_ptr=%#lx}, sigev_signo=SIGALRM, sigev_notify=SIGEV_THREAD" 93 ", sigev_notify_function=%#lx, sigev_notify_attributes=%#lx}" 94 ", [%d]) = 0\n", 95 sev.sigev_value.sival_int, 96 sev.sigev_value.sival_ptr, 97 sev.sigev_un.sigev_thread.function, 98 sev.sigev_un.sigev_thread.attribute, 99 tid[2]); 100 101 #ifndef SIGEV_THREAD_ID 102 # define SIGEV_THREAD_ID 4 103 #endif 104 sev.sigev_notify = SIGEV_THREAD_ID; 105 sev.sigev_un.tid = getpid(); 106 if (syscall(__NR_timer_create, CLOCK_MONOTONIC, &sev, &tid[3])) 107 perror_msg_and_skip("timer_create CLOCK_MONOTONIC"); 108 printf("timer_create(CLOCK_MONOTONIC, {sigev_value={sival_int=%d, " 109 "sival_ptr=%#lx}, sigev_signo=SIGALRM, " 110 "sigev_notify=SIGEV_THREAD_ID, sigev_notify_thread_id=%d}" 111 ", [%d]) = 0\n", 112 sev.sigev_value.sival_int, 113 sev.sigev_value.sival_ptr, 114 sev.sigev_un.tid, 115 tid[3]); 116 117 puts("+++ exited with 0 +++"); 118 return 0; 119 } 120 121 #else 122 123 SKIP_MAIN_UNDEFINED("__NR_timer_create") 124 125 #endif 126
