| /* |
| * Copyright (c) 2015 Elvira Khabirova <lineprinter0@gmail.com> |
| * Copyright (c) 2015-2016 Dmitry V. Levin <ldv@altlinux.org> |
| * Copyright (c) 2015-2018 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 <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <asm/unistd.h> |
| #include <sys/ipc.h> |
| #include <sys/msg.h> |
| #include <sys/stat.h> |
| |
| #define text_string "STRACE_STRING" |
| #define msgsz sizeof(text_string) |
| |
| static int msqid = -1; |
| |
| #if XLAT_RAW |
| # define str_ipc_creat "0x200" |
| # define str_ipc_private "0" |
| # define str_ipc_rmid "0" |
| # define str_ipc_64 "0x100" |
| #elif XLAT_VERBOSE |
| # define str_ipc_creat "0x200 /\\* IPC_CREAT \\*/" |
| # define str_ipc_private "0 /\\* IPC_PRIVATE \\*/" |
| # define str_ipc_rmid "0 /\\* IPC_RMID \\*/" |
| # define str_ipc_64 "0x100 /\\* IPC_64 \\*/" |
| #else |
| # define str_ipc_creat "IPC_CREAT" |
| # define str_ipc_private "IPC_PRIVATE" |
| # define str_ipc_rmid "IPC_RMID" |
| # define str_ipc_64 "IPC_64" |
| #endif |
| |
| static int |
| cleanup(void) |
| { |
| if (msqid != -1) { |
| int rc = msgctl(msqid, IPC_RMID, 0); |
| printf("msgctl\\(%d, (%s\\|)?%s, NULL\\) = 0\n", |
| msqid, str_ipc_64, str_ipc_rmid); |
| msqid = -1; |
| if (rc == -1) |
| return 77; |
| puts("\\+\\+\\+ exited with 0 \\+\\+\\+"); |
| } |
| return 0; |
| } |
| |
| int |
| sys_msgrcv(int msqid, void *msgp, size_t sz, kernel_long_t msgtyp, |
| int msgflg) |
| { |
| #if defined __x86_64__ && defined __ILP32__ |
| return syscall(__NR_msgrcv, msqid, msgp, sz, msgtyp, msgflg); |
| #else |
| return msgrcv(msqid, msgp, sz, msgtyp, msgflg); |
| #endif |
| } |
| |
| int |
| main(void) |
| { |
| /* mtype has to be positive */ |
| const kernel_long_t mtype = (kernel_long_t) 0x7facefed5adc0dedULL; |
| struct { |
| kernel_long_t mtype; |
| char mtext[msgsz]; |
| } msg = { |
| .mtype = mtype, |
| .mtext = text_string |
| }; |
| msqid = msgget(IPC_PRIVATE, IPC_CREAT | S_IRWXU); |
| if (msqid == -1) |
| perror_msg_and_skip("msgget"); |
| printf("msgget\\(%s, %s\\|0700\\) = %d\n", |
| str_ipc_private, str_ipc_creat, msqid); |
| |
| typedef void (*atexit_func)(void); |
| atexit((atexit_func) cleanup); |
| |
| printf("msgsnd\\(%d, \\{%lld, \"" text_string "\\\\0\"\\}, 14, 0\\)" |
| " = 0\n", |
| msqid, (long long) mtype); |
| if (msgsnd(msqid, &msg, msgsz, 0) == -1) |
| perror_msg_and_skip("msgsnd"); |
| |
| if (sys_msgrcv(msqid, &msg, msgsz, -mtype, 0) != msgsz) |
| perror_msg_and_skip("msgrcv"); |
| printf("msgrcv\\(%d, \\{%lld, \"" text_string "\\\\0\"\\}, 14, %lld" |
| ", 0\\) = 14\n", |
| msqid, (long long) mtype, -(long long) mtype); |
| |
| return cleanup(); |
| } |