1 files changed, 292 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/sys/t_msgget.c b/contrib/netbsd-tests/lib/libc/sys/t_msgget.c
new file mode 100644
index 0000000..e26cde2
--- /dev/null
+++ b/contrib/netbsd-tests/lib/libc/sys/t_msgget.c
@@ -0,0 +1,292 @@
+/* $NetBSD: t_msgget.c,v 1.2 2014/02/27 00:59:50 joerg Exp $ */
+
+/*-
+ * Copyright (c) 2011 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Jukka Ruohonen.
+ *
+ * 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.
+ *
+ * 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.
+ */
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: t_msgget.c,v 1.2 2014/02/27 00:59:50 joerg Exp $");
+
+#include <sys/msg.h>
+#include <sys/stat.h>
+#include <sys/sysctl.h>
+#include <sys/wait.h>
+
+#include <atf-c.h>
+#include <errno.h>
+#include <pwd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sysexits.h>
+#include <time.h>
+#include <unistd.h>
+
+#define MSG_KEY		12345689
+
+static void		clean(void);
+
+static void
+clean(void)
+{
+	int id;
+
+	if ((id = msgget(MSG_KEY, 0)) != -1)
+		(void)msgctl(id, IPC_RMID, 0);
+}
+
+ATF_TC_WITH_CLEANUP(msgget_excl);
+ATF_TC_HEAD(msgget_excl, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "Test msgget(2) with IPC_EXCL");
+}
+
+ATF_TC_BODY(msgget_excl, tc)
+{
+	int id;
+
+	/*
+	 * Create a message queue and re-open it with
+	 * O_CREAT and IPC_EXCL set. This should fail.
+	 */
+	id = msgget(MSG_KEY, IPC_CREAT | 0600);
+
+	if (id < 0)
+		atf_tc_fail("failed to create message queue");
+
+	errno = 0;
+
+	if (msgget(MSG_KEY, IPC_CREAT | IPC_EXCL | 0600) != -1)
+		atf_tc_fail("msgget(2) failed for IPC_EXCL");
+
+	ATF_REQUIRE(errno == EEXIST);
+
+	/*
+	 * However, the same call should succeed
+	 * when IPC_EXCL is not set in the flags.
+	 */
+	id = msgget(MSG_KEY, IPC_CREAT | 0600);
+
+	if (id < 0)
+		atf_tc_fail("msgget(2) failed to re-open");
+
+	ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0);
+}
+
+ATF_TC_CLEANUP(msgget_excl, tc)
+{
+	clean();
+}
+
+ATF_TC_WITH_CLEANUP(msgget_exit);
+ATF_TC_HEAD(msgget_exit, tc)
+{
+	atf_tc_set_md_var(tc, "descr",
+	    "Test that XSI message queues are "
+	    "not removed when the process exits");
+}
+
+ATF_TC_BODY(msgget_exit, tc)
+{
+	int id, sta;
+	pid_t pid;
+
+	pid = fork();
+	ATF_REQUIRE(pid >= 0);
+
+	if (pid == 0) {
+
+		if (msgget(MSG_KEY, IPC_CREAT | IPC_EXCL | 0600) == -1)
+			_exit(EXIT_FAILURE);
+
+		_exit(EXIT_SUCCESS);
+	}
+
+	(void)wait(&sta);
+
+	if (WIFEXITED(sta) == 0 || WEXITSTATUS(sta) != EXIT_SUCCESS)
+		atf_tc_fail("failed to create message queue");
+
+	id = msgget(MSG_KEY, 0);
+
+	if (id == -1)
+		atf_tc_fail("message queue was removed on process exit");
+
+	ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0);
+}
+
+ATF_TC_CLEANUP(msgget_exit, tc)
+{
+	clean();
+}
+
+ATF_TC_WITH_CLEANUP(msgget_init);
+ATF_TC_HEAD(msgget_init, tc)
+{
+	atf_tc_set_md_var(tc, "descr",
+	    "Test that msgget(2) initializes data structures properly");
+}
+
+ATF_TC_BODY(msgget_init, tc)
+{
+	const uid_t uid = geteuid();
+	const gid_t gid = getegid();
+	struct msqid_ds msgds;
+	time_t t;
+	int id;
+
+	(void)memset(&msgds, 0x9, sizeof(struct msqid_ds));
+
+	t = time(NULL);
+	id = msgget(MSG_KEY, IPC_CREAT | 0600);
+
+	ATF_REQUIRE(id !=-1);
+	ATF_REQUIRE(msgctl(id, IPC_STAT, &msgds) == 0);
+
+	ATF_CHECK(msgds.msg_qnum == 0);
+	ATF_CHECK(msgds.msg_lspid == 0);
+	ATF_CHECK(msgds.msg_lrpid == 0);
+	ATF_CHECK(msgds.msg_rtime == 0);
+	ATF_CHECK(msgds.msg_stime == 0);
+	ATF_CHECK(msgds.msg_perm.uid == uid);
+	ATF_CHECK(msgds.msg_perm.gid == gid);
+	ATF_CHECK(msgds.msg_perm.cuid == uid);
+	ATF_CHECK(msgds.msg_perm.cgid == gid);
+	ATF_CHECK(msgds.msg_perm.mode == 0600);
+
+	if (llabs(t - msgds.msg_ctime) > 5)
+		atf_tc_fail("msgget(2) initialized current time incorrectly");
+
+	ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0);
+}
+
+ATF_TC_CLEANUP(msgget_init, tc)
+{
+	clean();
+}
+
+ATF_TC(msgget_limit);
+ATF_TC_HEAD(msgget_limit, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "Test msgget(2) against system limits");
+}
+
+ATF_TC_BODY(msgget_limit, tc)
+{
+	size_t len = sizeof(int);
+	bool fail = false;
+	int i, lim = 0;
+	int *buf;
+
+	if (sysctlbyname("kern.ipc.msgmni", &lim, &len, NULL, 0) != 0)
+		atf_tc_skip("failed to read kern.ipc.msgmni sysctl");
+
+	buf = calloc(lim + 1, sizeof(*buf));
+	ATF_REQUIRE(buf != NULL);
+
+	for (i = 0; i < lim; i++) {
+
+		buf[i] = msgget(MSG_KEY + i, IPC_CREAT | IPC_EXCL | 0600);
+
+		(void)fprintf(stderr, "key[%d] = %d\n", i, buf[i]);
+
+		/*
+		 * This test only works when there are zero existing
+		 * message queues. Thus, bypass the unit test when
+		 * this precondition is not met, for reason or another.
+		 */
+		if (buf[i] == -1)
+			goto out;
+	}
+
+	i++;
+	errno = 0;
+
+	buf[i] = msgget(MSG_KEY + i, IPC_CREAT | IPC_EXCL | 0600);
+
+	if (buf[i] != -1 || errno != ENOSPC)
+		fail = true;
+
+out:	/* Remember to clean-up. */
+	for (i = 0; i < lim; i++)
+		(void)msgctl(buf[i], IPC_RMID, 0);
+
+	free(buf);
+
+	if (fail != false)
+		atf_tc_fail("msgget(2) opened more than %d queues", lim);
+}
+
+ATF_TC_WITH_CLEANUP(msgget_mode);
+ATF_TC_HEAD(msgget_mode, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "Test different modes with msgget(2)");
+	atf_tc_set_md_var(tc, "require.user", "root");
+}
+
+ATF_TC_BODY(msgget_mode, tc)
+{
+	static const mode_t mode[] = {
+		S_IRWXU, S_IRUSR, S_IWUSR, S_IXUSR, S_IRWXG, S_IRGRP,
+		S_IWGRP, S_IXGRP, S_IRWXO, S_IROTH, S_IWOTH, S_IXOTH
+	};
+
+	struct msqid_ds msgds;
+	size_t i;
+	int id;
+
+	for (i = 0; i < __arraycount(mode); i++) {
+
+		(void)fprintf(stderr, "testing mode %d\n", mode[i]);
+		(void)memset(&msgds, 0, sizeof(struct msqid_ds));
+
+		id = msgget(MSG_KEY, IPC_CREAT | IPC_EXCL | (int)mode[i]);
+
+		ATF_REQUIRE(id != -1);
+		ATF_REQUIRE(msgctl(id, IPC_STAT, &msgds) == 0);
+		ATF_REQUIRE(msgds.msg_perm.mode == mode[i]);
+		ATF_REQUIRE(msgctl(id, IPC_RMID, 0) == 0);
+	}
+}
+
+ATF_TC_CLEANUP(msgget_mode, tc)
+{
+	clean();
+}
+
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, msgget_excl);
+	ATF_TP_ADD_TC(tp, msgget_exit);
+	ATF_TP_ADD_TC(tp, msgget_init);
+	ATF_TP_ADD_TC(tp, msgget_limit);
+	ATF_TP_ADD_TC(tp, msgget_mode);
+
+	return atf_no_error();
+}