1 /* 2 * This file is part of rt_tgsigqueueinfo strace test. 3 * 4 * Copyright (c) 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_rt_tgsigqueueinfo 34 35 # include <errno.h> 36 # include <signal.h> 37 # include <stdio.h> 38 # include <string.h> 39 # include <unistd.h> 40 41 static long 42 k_tgsigqueueinfo(const pid_t pid, const int sig, const void *const info) 43 { 44 return syscall(__NR_rt_tgsigqueueinfo, 45 (unsigned long) 0xffffffff00000000ULL | pid, 46 (unsigned long) 0xffffffff00000000ULL | pid, 47 (unsigned long) 0xffffffff00000000ULL | sig, 48 info); 49 } 50 51 int 52 main (void) 53 { 54 const struct sigaction sa = { 55 .sa_handler = SIG_IGN 56 }; 57 if (sigaction(SIGUSR1, &sa, NULL)) 58 perror_msg_and_fail("sigaction"); 59 60 siginfo_t *const info = tail_alloc(sizeof(*info)); 61 memset(info, 0, sizeof(*info)); 62 info->si_signo = SIGUSR1; 63 info->si_errno = ENOENT; 64 info->si_code = SI_QUEUE; 65 info->si_pid = getpid(); 66 info->si_uid = getuid(); 67 info->si_value.sival_ptr = (void *) (unsigned long) 0xdeadbeeffacefeedULL; 68 69 if (k_tgsigqueueinfo(info->si_pid, SIGUSR1, info)) 70 (errno == ENOSYS ? perror_msg_and_skip : perror_msg_and_fail)( 71 "rt_tgsigqueueinfo"); 72 73 printf("rt_tgsigqueueinfo(%u, %u, %s, {si_signo=%s" 74 ", si_code=SI_QUEUE, si_errno=ENOENT, si_pid=%u" 75 ", si_uid=%u, si_value={int=%d, ptr=%p}}) = 0\n", 76 info->si_pid, info->si_pid, "SIGUSR1", "SIGUSR1", 77 info->si_pid, info->si_uid, info->si_value.sival_int, 78 info->si_value.sival_ptr); 79 80 puts("+++ exited with 0 +++"); 81 return 0; 82 } 83 84 #else 85 86 SKIP_MAIN_UNDEFINED("__NR_rt_tgsigqueueinfo") 87 88 #endif 89
