Add regression tests for sysvipc.
Submitted by: Hiten Pandya <hiten@uk.FreeBSD.org> Obtained from: NetBSD
This commit is contained in:
parent
e4f5294e18
commit
ba05755c4b
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=101902
@ -23,3 +23,6 @@ ia64_unaligned Tests unaligned reads on the IA64
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nfsmmap Some tests to exercise some tricky cases in NFS and mmap
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p1003_1b Exercise 1003.1B scheduler
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fsx General filesystem exerciser
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sysvmsg SysV IPC Message Queue Regression Utility
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sysvsem SysV IPC Semaphore Regression Utility
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sysvshm SysV IPC Shared Memory Regression Utility
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15
tools/regression/sysvmsg/Makefile
Normal file
15
tools/regression/sysvmsg/Makefile
Normal file
@ -0,0 +1,15 @@
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# $FreeBSD$
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# SysV Message Queue Regression Utility
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# Obtained from: $NetBSD: Makefile,v 1.3 2002/03/05 21:56:59 thorpej Exp $
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PROG= msgtest
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NOMAN= yes
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regress:
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@if ./msgtest ./msgtest; then \
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echo "PASS"; \
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else \
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echo "FAIL"; \
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fi
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.include <bsd.prog.mk>
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13
tools/regression/sysvmsg/README
Normal file
13
tools/regression/sysvmsg/README
Normal file
@ -0,0 +1,13 @@
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$FreeBSD$
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SysV IPC Message Queue Regression Utility.
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This regression utility will test the SysV Message Queue facility
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in FreeBSD. You can start the test by running ``make regress'', after
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running ``make''.
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Obtained from: The NetBSD Foundation.
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Date of port: 13 August 2002
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-- Hiten Pandya
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-- hiten@uk.FreeBSD.org
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347
tools/regression/sysvmsg/msgtest.c
Normal file
347
tools/regression/sysvmsg/msgtest.c
Normal file
@ -0,0 +1,347 @@
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* Obtained from: $NetBSD: msgtest.c,v 1.7 2002/07/20 08:36:25 grant Exp $
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* $FreeBSD$
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*/
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/*
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* Test the SVID-compatible Message Queue facility.
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*/
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#include <sys/param.h>
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#include <sys/ipc.h>
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#include <sys/msg.h>
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#include <sys/wait.h>
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#include <err.h>
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#include <errno.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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void print_msqid_ds (struct msqid_ds *, mode_t);
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void sigsys_handler(int);
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void sigchld_handler (int);
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void cleanup (void);
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void receiver (void);
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void usage (void);
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#define MESSAGE_TEXT_LEN 255
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/*
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* Define it as test_mymsg because we already have struct mymsg and we dont
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* want to conflict with it. Also, regression fails when the default mymsg
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* struct is used, because mtext[] array is '1', so the passed string cannot
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* be processed.
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*/
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struct test_mymsg {
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long mtype;
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char mtext[MESSAGE_TEXT_LEN];
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};
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const char *m1_str = "California is overrated.";
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const char *m2_str = "The quick brown fox jumped over the lazy dog.";
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#define MTYPE_1 1
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#define MTYPE_1_ACK 2
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#define MTYPE_2 3
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#define MTYPE_2_ACK 4
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int sender_msqid = -1;
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pid_t child_pid;
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key_t msgkey;
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int
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main(int argc, char *argv[])
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{
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struct sigaction sa;
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struct msqid_ds m_ds;
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struct test_mymsg m;
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sigset_t sigmask;
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if (argc != 2)
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usage();
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/*
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* Install a SIGSYS handler so that we can exit gracefully if
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* System V Message Queue support isn't in the kernel.
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*/
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sa.sa_handler = sigsys_handler;
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sigemptyset(&sa.sa_mask);
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sa.sa_flags = 0;
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if (sigaction(SIGSYS, &sa, NULL) == -1)
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err(1, "sigaction SIGSYS");
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/*
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* Install and SIGCHLD handler to deal with all possible exit
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* conditions of the receiver.
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*/
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sa.sa_handler = sigchld_handler;
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sigemptyset(&sa.sa_mask);
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sa.sa_flags = 0;
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if (sigaction(SIGCHLD, &sa, NULL) == -1)
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err(1, "sigaction SIGCHLD");
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msgkey = ftok(argv[1], 4160);
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/*
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* Initialize child_pid to ourselves to that the cleanup function
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* works before we create the receiver.
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*/
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child_pid = getpid();
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/*
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* Make sure that when the sender exits, the message queue is
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* removed.
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*/
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if (atexit(cleanup) == -1)
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err(1, "atexit");
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if ((sender_msqid = msgget(msgkey, IPC_CREAT | 0640)) == -1)
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err(1, "msgget");
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if (msgctl(sender_msqid, IPC_STAT, &m_ds) == -1)
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err(1, "msgctl IPC_STAT");
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print_msqid_ds(&m_ds, 0640);
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m_ds.msg_perm.mode = (m_ds.msg_perm.mode & ~0777) | 0600;
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if (msgctl(sender_msqid, IPC_SET, &m_ds) == -1)
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err(1, "msgctl IPC_SET");
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bzero(&m_ds, sizeof m_ds);
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if (msgctl(sender_msqid, IPC_STAT, &m_ds) == -1)
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err(1, "msgctl IPC_STAT");
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if ((m_ds.msg_perm.mode & 0777) != 0600)
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err(1, "IPC_SET of mode didn't hold");
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print_msqid_ds(&m_ds, 0600);
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switch ((child_pid = fork())) {
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case -1:
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err(1, "fork");
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/* NOTREACHED */
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case 0:
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receiver();
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break;
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default:
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break;
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}
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/*
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* Send the first message to the receiver and wait for the ACK.
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*/
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m.mtype = MTYPE_1;
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strcpy(m.mtext, m1_str);
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if (msgsnd(sender_msqid, &m, sizeof(m), 0) == -1)
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err(1, "sender: msgsnd 1");
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if (msgrcv(sender_msqid, &m, sizeof(m), MTYPE_1_ACK, 0) != sizeof(m))
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err(1, "sender: msgrcv 1 ack");
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print_msqid_ds(&m_ds, 0600);
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/*
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* Send the second message to the receiver and wait for the ACK.
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*/
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m.mtype = MTYPE_2;
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strcpy(m.mtext, m2_str);
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if (msgsnd(sender_msqid, &m, sizeof(m), 0) == -1)
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err(1, "sender: msgsnd 2");
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if (msgrcv(sender_msqid, &m, sizeof(m), MTYPE_2_ACK, 0) != sizeof(m))
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err(1, "sender: msgrcv 2 ack");
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/*
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* Suspend forever; when we get SIGCHLD, the handler will exit.
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*/
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sigemptyset(&sigmask);
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(void) sigsuspend(&sigmask);
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/*
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* ...and any other signal is an unexpected error.
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*/
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errx(1, "sender: received unexpected signal");
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}
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void
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sigsys_handler(int signo)
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{
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errx(1, "System V Message Queue support is not present in the kernel");
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}
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void
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sigchld_handler(int signo)
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{
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struct msqid_ds m_ds;
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int cstatus;
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/*
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* Reap the child; if it exited successfully, then the test passed!
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*/
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if (waitpid(child_pid, &cstatus, 0) != child_pid)
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err(1, "waitpid");
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if (WIFEXITED(cstatus) == 0)
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errx(1, "receiver exited abnormally");
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if (WEXITSTATUS(cstatus) != 0)
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errx(1, "receiver exited with status %d",
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WEXITSTATUS(cstatus));
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/*
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* If we get here, the child has exited normally, and thus
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* we should exit normally too. First, tho, we print out
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* the final stats for the message queue.
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*/
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if (msgctl(sender_msqid, IPC_STAT, &m_ds) == -1)
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err(1, "msgctl IPC_STAT");
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print_msqid_ds(&m_ds, 0600);
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exit(0);
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}
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void
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cleanup()
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{
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/*
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* If we're the sender, and it exists, remove the message queue.
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*/
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if (child_pid != 0 && sender_msqid != -1) {
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if (msgctl(sender_msqid, IPC_RMID, NULL) == -1)
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warn("msgctl IPC_RMID");
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}
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}
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void
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print_msqid_ds(struct msqid_ds *mp, mode_t mode)
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{
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uid_t uid = geteuid();
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gid_t gid = getegid();
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printf("PERM: uid %d, gid %d, cuid %d, cgid %d, mode 0%o\n",
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mp->msg_perm.uid, mp->msg_perm.gid,
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mp->msg_perm.cuid, mp->msg_perm.cgid,
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mp->msg_perm.mode & 0777);
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printf("qnum %lu, qbytes %lu, lspid %d, lrpid %d\n",
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mp->msg_qnum, (u_long)mp->msg_qbytes, mp->msg_lspid,
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mp->msg_lrpid);
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printf("stime: %s", ctime(&mp->msg_stime));
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printf("rtime: %s", ctime(&mp->msg_rtime));
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printf("ctime: %s", ctime(&mp->msg_ctime));
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/*
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* Sanity check a few things.
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*/
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if (mp->msg_perm.uid != uid || mp->msg_perm.cuid != uid)
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errx(1, "uid mismatch");
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if (mp->msg_perm.gid != gid || mp->msg_perm.cgid != gid)
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errx(1, "gid mismatch");
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if ((mp->msg_perm.mode & 0777) != mode)
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errx(1, "mode mismatch");
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}
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void
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usage()
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{
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fprintf(stderr, "usage: %s keypath\n", getprogname());
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exit(1);
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}
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void
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receiver()
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{
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struct test_mymsg m;
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int msqid;
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if ((msqid = msgget(msgkey, 0)) == -1)
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err(1, "receiver: msgget");
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/*
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* Receive the first message, print it, and send an ACK.
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*/
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if (msgrcv(msqid, &m, sizeof(m), MTYPE_1, 0) != sizeof(m))
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err(1, "receiver: msgrcv 1");
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printf("%s\n", m.mtext);
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if (strcmp(m.mtext, m1_str) != 0)
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err(1, "receiver: message 1 data isn't correct");
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m.mtype = MTYPE_1_ACK;
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if (msgsnd(msqid, &m, sizeof(m), 0) == -1)
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err(1, "receiver: msgsnd ack 1");
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/*
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* Receive the second message, print it, and send an ACK.
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*/
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if (msgrcv(msqid, &m, sizeof(m), MTYPE_2, 0) != sizeof(m))
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err(1, "receiver: msgrcv 2");
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printf("%s\n", m.mtext);
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if (strcmp(m.mtext, m2_str) != 0)
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err(1, "receiver: message 2 data isn't correct");
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m.mtype = MTYPE_2_ACK;
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if (msgsnd(msqid, &m, sizeof(m), 0) == -1)
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err(1, "receiver: msgsnd ack 2");
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exit(0);
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}
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15
tools/regression/sysvsem/Makefile
Normal file
15
tools/regression/sysvsem/Makefile
Normal file
@ -0,0 +1,15 @@
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# $FreeBSD$
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# SysV Semaphores Regression Utility
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# Obtained from: $NetBSD: Makefile,v 1.3 2002/03/05 21:57:00 thorpej Exp $
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PROG= semtest
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NOMAN= yes
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regress:
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@if ./semtest ./semtest; then \
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echo "PASS"; \
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else \
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echo "FAIL"; \
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fi
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.include <bsd.prog.mk>
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13
tools/regression/sysvsem/README
Normal file
13
tools/regression/sysvsem/README
Normal file
@ -0,0 +1,13 @@
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$FreeBSD$
|
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|
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SysV IPC Semaphore Regression Utility.
|
||||
|
||||
This regression utility will test the SysV semaphore functionality
|
||||
in FreeBSD. You can start the test by running ``make regress'', after
|
||||
running ``make''.
|
||||
|
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Obtained from: NetBSD Foundation Inc.
|
||||
Date of port: 13 August 2002
|
||||
|
||||
-- Hiten Pandya
|
||||
-- hiten@uk.FreeBSD.org
|
348
tools/regression/sysvsem/semtest.c
Normal file
348
tools/regression/sysvsem/semtest.c
Normal file
@ -0,0 +1,348 @@
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
|
||||
* NASA Ames Research Center.
|
||||
*
|
||||
* 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. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||
* ``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 FOUNDATION OR CONTRIBUTORS
|
||||
* 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.
|
||||
*
|
||||
* Obtained from: $NetBSD: semtest.c,v 1.4 2002/07/20 08:36:25 grant Exp $
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
/*
|
||||
* Test the SVID-compatible Semaphore facility.
|
||||
*/
|
||||
|
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#include <sys/param.h>
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#include <sys/ipc.h>
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#include <sys/sem.h>
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#include <sys/wait.h>
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#include <err.h>
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#include <errno.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
|
||||
#include <unistd.h>
|
||||
|
||||
int main (int, char *[]);
|
||||
void print_semid_ds (struct semid_ds *, mode_t);
|
||||
void sigsys_handler (int);
|
||||
void sigchld_handler(int);
|
||||
void cleanup (void);
|
||||
void waiter (void);
|
||||
void usage (void);
|
||||
|
||||
int sender_semid = -1;
|
||||
pid_t child_pid;
|
||||
int child_count;
|
||||
int signal_was_sigchld;
|
||||
|
||||
key_t semkey;
|
||||
|
||||
/*
|
||||
* This is the original semun union used by the sysvsem utility.
|
||||
* It is deliberately kept here under #if 0'ed condition for future
|
||||
* reference. PLEASE DO NOT REMOVE. The {SET,GET}ALL in FreeBSD
|
||||
* are signed values, so the default version in sys/sem.h suffices.
|
||||
*/
|
||||
#if 0
|
||||
union semun {
|
||||
int val; /* value for SETVAL */
|
||||
struct semid_ds *buf; /* buffer for IPC_{STAT,SET} */
|
||||
u_short *array; /* array for GETALL & SETALL */
|
||||
};
|
||||
#endif
|
||||
|
||||
int
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
struct sigaction sa;
|
||||
union semun sun;
|
||||
struct semid_ds s_ds;
|
||||
sigset_t sigmask;
|
||||
int i;
|
||||
|
||||
if (argc != 2)
|
||||
usage();
|
||||
|
||||
/*
|
||||
* Install a SIGSYS handler so that we can exit gracefully if
|
||||
* System V Semaphore support isn't in the kernel.
|
||||
*/
|
||||
sa.sa_handler = sigsys_handler;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = 0;
|
||||
if (sigaction(SIGSYS, &sa, NULL) == -1)
|
||||
err(1, "sigaction SIGSYS");
|
||||
|
||||
/*
|
||||
* Install and SIGCHLD handler to deal with all possible exit
|
||||
* conditions of the receiver.
|
||||
*/
|
||||
sa.sa_handler = sigchld_handler;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = 0;
|
||||
if (sigaction(SIGCHLD, &sa, NULL) == -1)
|
||||
err(1, "sigaction SIGCHLD");
|
||||
|
||||
semkey = ftok(argv[1], 4160);
|
||||
|
||||
/*
|
||||
* Initialize child_pid to ourselves to that the cleanup function
|
||||
* works before we create the receiver.
|
||||
*/
|
||||
child_pid = getpid();
|
||||
|
||||
/*
|
||||
* Make sure that when the sender exits, the message queue is
|
||||
* removed.
|
||||
*/
|
||||
if (atexit(cleanup) == -1)
|
||||
err(1, "atexit");
|
||||
|
||||
if ((sender_semid = semget(semkey, 1, IPC_CREAT | 0640)) == -1)
|
||||
err(1, "semget");
|
||||
|
||||
|
||||
sun.buf = &s_ds;
|
||||
if (semctl(sender_semid, 0, IPC_STAT, sun) == -1)
|
||||
err(1, "semctl IPC_STAT");
|
||||
|
||||
print_semid_ds(&s_ds, 0640);
|
||||
|
||||
s_ds.sem_perm.mode = (s_ds.sem_perm.mode & ~0777) | 0600;
|
||||
|
||||
sun.buf = &s_ds;
|
||||
if (semctl(sender_semid, 0, IPC_SET, sun) == -1)
|
||||
err(1, "semctl IPC_SET");
|
||||
|
||||
memset(&s_ds, 0, sizeof(s_ds));
|
||||
|
||||
sun.buf = &s_ds;
|
||||
if (semctl(sender_semid, 0, IPC_STAT, sun) == -1)
|
||||
err(1, "semctl IPC_STAT");
|
||||
|
||||
if ((s_ds.sem_perm.mode & 0777) != 0600)
|
||||
err(1, "IPC_SET of mode didn't hold");
|
||||
|
||||
print_semid_ds(&s_ds, 0600);
|
||||
|
||||
for (child_count = 0; child_count < 5; child_count++) {
|
||||
switch ((child_pid = fork())) {
|
||||
case -1:
|
||||
err(1, "fork");
|
||||
/* NOTREACHED */
|
||||
|
||||
case 0:
|
||||
waiter();
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
* Wait for all of the waiters to be attempting to acquire the
|
||||
* semaphore.
|
||||
*/
|
||||
for (;;) {
|
||||
i = semctl(sender_semid, 0, GETNCNT);
|
||||
if (i == -1)
|
||||
err(1, "semctl GETNCNT");
|
||||
if (i == 5)
|
||||
break;
|
||||
}
|
||||
|
||||
/*
|
||||
* Now set the thundering herd in motion by initializing the
|
||||
* semaphore to the value 1.
|
||||
*/
|
||||
sun.val = 1;
|
||||
if (semctl(sender_semid, 0, SETVAL, sun) == -1)
|
||||
err(1, "sender: semctl SETVAL to 1");
|
||||
|
||||
/*
|
||||
* Suspend forever; when we get SIGCHLD, the handler will exit.
|
||||
*/
|
||||
sigemptyset(&sigmask);
|
||||
for (;;) {
|
||||
(void) sigsuspend(&sigmask);
|
||||
if (signal_was_sigchld)
|
||||
signal_was_sigchld = 0;
|
||||
else
|
||||
break;
|
||||
}
|
||||
|
||||
/*
|
||||
* ...and any other signal is an unexpected error.
|
||||
*/
|
||||
errx(1, "sender: received unexpected signal");
|
||||
}
|
||||
|
||||
void
|
||||
sigsys_handler(int signo)
|
||||
{
|
||||
|
||||
errx(1, "System V Semaphore support is not present in the kernel");
|
||||
}
|
||||
|
||||
void
|
||||
sigchld_handler(int signo)
|
||||
{
|
||||
union semun sun;
|
||||
struct semid_ds s_ds;
|
||||
int cstatus;
|
||||
|
||||
/*
|
||||
* Reap the child; if it exited successfully, then we're on the
|
||||
* right track!
|
||||
*/
|
||||
if (wait(&cstatus) == -1)
|
||||
err(1, "wait");
|
||||
|
||||
if (WIFEXITED(cstatus) == 0)
|
||||
errx(1, "receiver exited abnormally");
|
||||
|
||||
if (WEXITSTATUS(cstatus) != 0)
|
||||
errx(1, "receiver exited with status %d",
|
||||
WEXITSTATUS(cstatus));
|
||||
|
||||
/*
|
||||
* If we get here, the child has exited normally, and we should
|
||||
* decrement the child count. If the child_count reaches 0, we
|
||||
* should exit.
|
||||
*/
|
||||
|
||||
sun.buf = &s_ds;
|
||||
if (semctl(sender_semid, 0, IPC_STAT, sun) == -1)
|
||||
err(1, "semctl IPC_STAT");
|
||||
|
||||
print_semid_ds(&s_ds, 0600);
|
||||
|
||||
if (--child_count != 0) {
|
||||
signal_was_sigchld = 1;
|
||||
return;
|
||||
}
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
cleanup()
|
||||
{
|
||||
|
||||
/*
|
||||
* If we're the sender, and it exists, remove the message queue.
|
||||
*/
|
||||
if (child_pid != 0 && sender_semid != -1) {
|
||||
if (semctl(sender_semid, 0, IPC_RMID) == -1)
|
||||
warn("semctl IPC_RMID");
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
print_semid_ds(struct semid_ds *sp, mode_t mode)
|
||||
{
|
||||
uid_t uid = geteuid();
|
||||
gid_t gid = getegid();
|
||||
|
||||
printf("PERM: uid %d, gid %d, cuid %d, cgid %d, mode 0%o\n",
|
||||
sp->sem_perm.uid, sp->sem_perm.gid,
|
||||
sp->sem_perm.cuid, sp->sem_perm.cgid,
|
||||
sp->sem_perm.mode & 0777);
|
||||
|
||||
printf("nsems %u\n", sp->sem_nsems);
|
||||
|
||||
printf("otime: %s", ctime(&sp->sem_otime));
|
||||
printf("ctime: %s", ctime(&sp->sem_ctime));
|
||||
|
||||
/*
|
||||
* Sanity check a few things.
|
||||
*/
|
||||
|
||||
if (sp->sem_perm.uid != uid || sp->sem_perm.cuid != uid)
|
||||
errx(1, "uid mismatch");
|
||||
|
||||
if (sp->sem_perm.gid != gid || sp->sem_perm.cgid != gid)
|
||||
errx(1, "gid mismatch");
|
||||
|
||||
if ((sp->sem_perm.mode & 0777) != mode)
|
||||
errx(1, "mode mismatch %o != %o",
|
||||
(sp->sem_perm.mode & 0777), mode);
|
||||
}
|
||||
|
||||
void
|
||||
usage()
|
||||
{
|
||||
|
||||
fprintf(stderr, "usage: %s keypath\n", getprogname());
|
||||
exit(1);
|
||||
}
|
||||
|
||||
void
|
||||
waiter()
|
||||
{
|
||||
struct sembuf s;
|
||||
int semid;
|
||||
|
||||
if ((semid = semget(semkey, 1, 0)) == -1)
|
||||
err(1, "waiter: semget");
|
||||
|
||||
/*
|
||||
* Attempt to acquire the semaphore.
|
||||
*/
|
||||
s.sem_num = 0;
|
||||
s.sem_op = -1;
|
||||
s.sem_flg = SEM_UNDO;
|
||||
|
||||
if (semop(semid, &s, 1) == -1)
|
||||
err(1, "waiter: semop -1");
|
||||
|
||||
printf("WOO! GOT THE SEMAPHORE!\n");
|
||||
sleep(1);
|
||||
|
||||
/*
|
||||
* Release the semaphore and exit.
|
||||
*/
|
||||
s.sem_num = 0;
|
||||
s.sem_op = 1;
|
||||
s.sem_flg = SEM_UNDO;
|
||||
|
||||
if (semop(semid, &s, 1) == -1)
|
||||
err(1, "waiter: semop +1");
|
||||
|
||||
exit(0);
|
||||
}
|
15
tools/regression/sysvshm/Makefile
Normal file
15
tools/regression/sysvshm/Makefile
Normal file
@ -0,0 +1,15 @@
|
||||
# $FreeBSD$
|
||||
# SysV Shared Memory Regression Utility
|
||||
# Obtained from: $NetBSD: Makefile,v 1.3 2002/03/05 21:57:00 thorpej Exp $
|
||||
|
||||
PROG= shmtest
|
||||
NOMAN= yes
|
||||
|
||||
regress:
|
||||
@if ./shmtest ./shmtest; then \
|
||||
echo "PASS"; \
|
||||
else \
|
||||
echo "FAIL"; \
|
||||
fi
|
||||
|
||||
.include <bsd.prog.mk>
|
13
tools/regression/sysvshm/README
Normal file
13
tools/regression/sysvshm/README
Normal file
@ -0,0 +1,13 @@
|
||||
$FreeBSD$
|
||||
|
||||
SysV IPC Shared Memory Regression Utility.
|
||||
|
||||
This regression utility will test the SysV Shared Memory facility
|
||||
in FreeBSD. You can start the test by running ``make regress'', after
|
||||
running ``make''.
|
||||
|
||||
Obtained from: The NetBSD Foundation.
|
||||
Date of port: 13 August 2002
|
||||
|
||||
-- Hiten Pandya
|
||||
-- hiten@uk.FreeBSD.org
|
297
tools/regression/sysvshm/shmtest.c
Normal file
297
tools/regression/sysvshm/shmtest.c
Normal file
@ -0,0 +1,297 @@
|
||||
/*-
|
||||
* Copyright (c) 1999 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
|
||||
* NASA Ames Research Center.
|
||||
*
|
||||
* 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. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the NetBSD
|
||||
* Foundation, Inc. and its contributors.
|
||||
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
||||
* contributors may be used to endorse or promote products derived
|
||||
* from this software without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
||||
* ``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 FOUNDATION OR CONTRIBUTORS
|
||||
* 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.
|
||||
*
|
||||
* Obtained from: $NetBSD: shmtest.c,v 1.3 2002/07/20 08:36:26 grant Exp $
|
||||
* $FreeBSD$
|
||||
*/
|
||||
|
||||
/*
|
||||
* Test the SVID-compatible Shared Memory facility.
|
||||
*/
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <sys/ipc.h>
|
||||
#include <sys/shm.h>
|
||||
#include <sys/wait.h>
|
||||
|
||||
#include <err.h>
|
||||
#include <errno.h>
|
||||
#include <signal.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <time.h>
|
||||
#include <unistd.h>
|
||||
|
||||
int main __P((int, char *[]));
|
||||
void print_shmid_ds __P((struct shmid_ds *, mode_t));
|
||||
void sigsys_handler __P((int));
|
||||
void sigchld_handler __P((int));
|
||||
void cleanup __P((void));
|
||||
void receiver __P((void));
|
||||
void usage __P((void));
|
||||
|
||||
const char *m_str = "The quick brown fox jumped over the lazy dog.";
|
||||
|
||||
int sender_shmid = -1;
|
||||
pid_t child_pid;
|
||||
|
||||
key_t shmkey;
|
||||
|
||||
size_t pgsize;
|
||||
|
||||
int
|
||||
main(argc, argv)
|
||||
int argc;
|
||||
char *argv[];
|
||||
{
|
||||
struct sigaction sa;
|
||||
struct shmid_ds s_ds;
|
||||
sigset_t sigmask;
|
||||
char *shm_buf;
|
||||
|
||||
if (argc != 2)
|
||||
usage();
|
||||
|
||||
/*
|
||||
* Install a SIGSYS handler so that we can exit gracefully if
|
||||
* System V Shared Memory support isn't in the kernel.
|
||||
*/
|
||||
sa.sa_handler = sigsys_handler;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = 0;
|
||||
if (sigaction(SIGSYS, &sa, NULL) == -1)
|
||||
err(1, "sigaction SIGSYS");
|
||||
|
||||
/*
|
||||
* Install and SIGCHLD handler to deal with all possible exit
|
||||
* conditions of the receiver.
|
||||
*/
|
||||
sa.sa_handler = sigchld_handler;
|
||||
sigemptyset(&sa.sa_mask);
|
||||
sa.sa_flags = 0;
|
||||
if (sigaction(SIGCHLD, &sa, NULL) == -1)
|
||||
err(1, "sigaction SIGCHLD");
|
||||
|
||||
pgsize = sysconf(_SC_PAGESIZE);
|
||||
|
||||
shmkey = ftok(argv[1], 4160);
|
||||
|
||||
/*
|
||||
* Initialize child_pid to ourselves to that the cleanup function
|
||||
* works before we create the receiver.
|
||||
*/
|
||||
child_pid = getpid();
|
||||
|
||||
/*
|
||||
* Make sure that when the sender exits, the message queue is
|
||||
* removed.
|
||||
*/
|
||||
if (atexit(cleanup) == -1)
|
||||
err(1, "atexit");
|
||||
|
||||
if ((sender_shmid = shmget(shmkey, pgsize, IPC_CREAT | 0640)) == -1)
|
||||
err(1, "shmget");
|
||||
|
||||
if (shmctl(sender_shmid, IPC_STAT, &s_ds) == -1)
|
||||
err(1, "shmctl IPC_STAT");
|
||||
|
||||
print_shmid_ds(&s_ds, 0640);
|
||||
|
||||
s_ds.shm_perm.mode = (s_ds.shm_perm.mode & ~0777) | 0600;
|
||||
|
||||
if (shmctl(sender_shmid, IPC_SET, &s_ds) == -1)
|
||||
err(1, "shmctl IPC_SET");
|
||||
|
||||
memset(&s_ds, 0, sizeof(s_ds));
|
||||
|
||||
if (shmctl(sender_shmid, IPC_STAT, &s_ds) == -1)
|
||||
err(1, "shmctl IPC_STAT");
|
||||
|
||||
if ((s_ds.shm_perm.mode & 0777) != 0600)
|
||||
err(1, "IPC_SET of mode didn't hold");
|
||||
|
||||
print_shmid_ds(&s_ds, 0600);
|
||||
|
||||
if ((shm_buf = shmat(sender_shmid, NULL, 0)) == (void *) -1)
|
||||
err(1, "sender: shmat");
|
||||
|
||||
/*
|
||||
* Write the test pattern into the shared memory buffer.
|
||||
*/
|
||||
strcpy(shm_buf, m_str);
|
||||
|
||||
switch ((child_pid = fork())) {
|
||||
case -1:
|
||||
err(1, "fork");
|
||||
/* NOTREACHED */
|
||||
|
||||
case 0:
|
||||
receiver();
|
||||
break;
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
/*
|
||||
* Suspend forever; when we get SIGCHLD, the handler will exit.
|
||||
*/
|
||||
sigemptyset(&sigmask);
|
||||
(void) sigsuspend(&sigmask);
|
||||
|
||||
/*
|
||||
* ...and any other signal is an unexpected error.
|
||||
*/
|
||||
errx(1, "sender: received unexpected signal");
|
||||
}
|
||||
|
||||
void
|
||||
sigsys_handler(signo)
|
||||
int signo;
|
||||
{
|
||||
|
||||
errx(1, "System V Shared Memory support is not present in the kernel");
|
||||
}
|
||||
|
||||
void
|
||||
sigchld_handler(signo)
|
||||
int signo;
|
||||
{
|
||||
struct shmid_ds s_ds;
|
||||
int cstatus;
|
||||
|
||||
/*
|
||||
* Reap the child; if it exited successfully, then the test passed!
|
||||
*/
|
||||
if (waitpid(child_pid, &cstatus, 0) != child_pid)
|
||||
err(1, "waitpid");
|
||||
|
||||
if (WIFEXITED(cstatus) == 0)
|
||||
errx(1, "receiver exited abnormally");
|
||||
|
||||
if (WEXITSTATUS(cstatus) != 0)
|
||||
errx(1, "receiver exited with status %d",
|
||||
WEXITSTATUS(cstatus));
|
||||
|
||||
/*
|
||||
* If we get here, the child has exited normally, and thus
|
||||
* we should exit normally too. First, tho, we print out
|
||||
* the final stats for the message queue.
|
||||
*/
|
||||
|
||||
if (shmctl(sender_shmid, IPC_STAT, &s_ds) == -1)
|
||||
err(1, "shmctl IPC_STAT");
|
||||
|
||||
print_shmid_ds(&s_ds, 0600);
|
||||
|
||||
exit(0);
|
||||
}
|
||||
|
||||
void
|
||||
cleanup()
|
||||
{
|
||||
|
||||
/*
|
||||
* If we're the sender, and it exists, remove the shared memory area.
|
||||
*/
|
||||
if (child_pid != 0 && sender_shmid != -1) {
|
||||
if (shmctl(sender_shmid, IPC_RMID, NULL) == -1)
|
||||
warn("shmctl IPC_RMID");
|
||||
}
|
||||
}
|
||||
|
||||
void
|
||||
print_shmid_ds(sp, mode)
|
||||
struct shmid_ds *sp;
|
||||
mode_t mode;
|
||||
{
|
||||
uid_t uid = geteuid();
|
||||
gid_t gid = getegid();
|
||||
|
||||
printf("PERM: uid %d, gid %d, cuid %d, cgid %d, mode 0%o\n",
|
||||
sp->shm_perm.uid, sp->shm_perm.gid,
|
||||
sp->shm_perm.cuid, sp->shm_perm.cgid,
|
||||
sp->shm_perm.mode & 0777);
|
||||
|
||||
printf("segsz %lu, lpid %d, cpid %d, nattch %u\n",
|
||||
(u_long)sp->shm_segsz, sp->shm_lpid, sp->shm_cpid,
|
||||
sp->shm_nattch);
|
||||
|
||||
printf("atime: %s", ctime(&sp->shm_atime));
|
||||
printf("dtime: %s", ctime(&sp->shm_dtime));
|
||||
printf("ctime: %s", ctime(&sp->shm_ctime));
|
||||
|
||||
/*
|
||||
* Sanity check a few things.
|
||||
*/
|
||||
|
||||
if (sp->shm_perm.uid != uid || sp->shm_perm.cuid != uid)
|
||||
errx(1, "uid mismatch");
|
||||
|
||||
if (sp->shm_perm.gid != gid || sp->shm_perm.cgid != gid)
|
||||
errx(1, "gid mismatch");
|
||||
|
||||
if ((sp->shm_perm.mode & 0777) != mode)
|
||||
errx(1, "mode mismatch");
|
||||
}
|
||||
|
||||
void
|
||||
usage()
|
||||
{
|
||||
|
||||
fprintf(stderr, "usage: %s keypath\n", getprogname());
|
||||
exit(1);
|
||||
}
|
||||
|
||||
void
|
||||
receiver()
|
||||
{
|
||||
int shmid;
|
||||
void *shm_buf;
|
||||
|
||||
if ((shmid = shmget(shmkey, pgsize, 0)) == -1)
|
||||
err(1, "receiver: shmget");
|
||||
|
||||
if ((shm_buf = shmat(shmid, NULL, 0)) == (void *) -1)
|
||||
err(1, "receiver: shmat");
|
||||
|
||||
printf("%s\n", (const char *)shm_buf);
|
||||
if (strcmp((const char *)shm_buf, m_str) != 0)
|
||||
err(1, "receiver: data isn't correct");
|
||||
|
||||
exit(0);
|
||||
}
|
Loading…
Reference in New Issue
Block a user