| /* |
| * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org> |
| * Copyright (c) 2015-2017 The strace developers. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * 3. The name of the author may not be used to endorse or promote products |
| * derived from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "tests.h" |
| #include <asm/unistd.h> |
| |
| #if defined __NR_get_robust_list && defined __NR_set_robust_list |
| |
| # include <stdio.h> |
| # include <unistd.h> |
| |
| static const char * |
| sprintaddr(void *addr) |
| { |
| static char buf[sizeof(addr) * 2 + sizeof("0x")]; |
| |
| if (!addr) |
| return "NULL"; |
| else |
| snprintf(buf, sizeof(buf), "%p", addr); |
| |
| return buf; |
| } |
| |
| int |
| main(void) |
| { |
| const pid_t pid = getpid(); |
| const long long_pid = (unsigned long) (0xdeadbeef00000000LL | pid); |
| TAIL_ALLOC_OBJECT_CONST_PTR(void *, p_head); |
| TAIL_ALLOC_OBJECT_CONST_PTR(size_t, p_len); |
| |
| if (syscall(__NR_get_robust_list, long_pid, p_head, p_len)) |
| perror_msg_and_skip("get_robust_list"); |
| printf("get_robust_list(%d, [%s], [%lu]) = 0\n", |
| (int) pid, sprintaddr(*p_head), (unsigned long) *p_len); |
| |
| void *head = tail_alloc(*p_len); |
| if (syscall(__NR_set_robust_list, head, *p_len)) |
| perror_msg_and_skip("set_robust_list"); |
| printf("set_robust_list(%p, %lu) = 0\n", |
| head, (unsigned long) *p_len); |
| |
| if (syscall(__NR_get_robust_list, long_pid, p_head, p_len)) |
| perror_msg_and_skip("get_robust_list"); |
| printf("get_robust_list(%d, [%s], [%lu]) = 0\n", |
| (int) pid, sprintaddr(*p_head), (unsigned long) *p_len); |
| |
| puts("+++ exited with 0 +++"); |
| return 0; |
| } |
| |
| #else |
| |
| SKIP_MAIN_UNDEFINED("__NR_get_robust_list && __NR_set_robust_list") |
| |
| #endif |