Add tests for IP_BINDANY, IPV6_BINDANY

tests/net/net/Makefile

@@ -1,11 +1,12 @@
-# $NetBSD: Makefile,v 1.24 2020/07/06 18:45:25 christos Exp $
+# $NetBSD: Makefile,v 1.25 2020/09/08 14:13:50 christos Exp $
 #
 
 .include <bsd.own.mk>
 
 TESTSDIR=	${TESTSBASE}/net/net
 
-TESTS_C=	t_unix
+TESTS_C=	t_bind
+TESTS_C+=	t_unix
 TESTS_C+=	t_mapped
 TESTS_C+=	t_tcp
 TESTS_C+=	t_udp

tests/net/net/t_bind.c

@@ -0,0 +1,180 @@
+/*	$NetBSD: t_bind.c,v 1.1 2020/09/08 14:13:50 christos Exp $	*/
+
+/*-
+ * Copyright (c) 2020 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Christos Zoulas.
+ *
+ * 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.
+ */
+
+#define _GNU_SOURCE
+
+#include <sys/cdefs.h>
+#ifdef __RCSID
+__RCSID("$Id: t_bind.c,v 1.1 2020/09/08 14:13:50 christos Exp $");
+#endif
+
+#include <sys/param.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <arpa/inet.h>
+#include <sys/wait.h>
+#include <netinet/in.h>
+#include <stdio.h>
+#include <string.h>
+#include <sched.h>
+#include <stdbool.h>
+#include <unistd.h>
+#include <time.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <err.h>
+#include <stdlib.h>
+#include <signal.h>
+#include "util.h"
+
+#include "test.h"
+
+static int
+mksocket(int sfam)
+{
+	int o, p;
+	switch (sfam) {
+	case AF_INET:
+		o = IP_BINDANY;
+		p = IPPROTO_IP;
+		break;
+	case AF_INET6:
+		o = IPV6_BINDANY;
+		p = IPPROTO_IPV6;
+		break;
+	default:
+		FAIL("family");
+	}
+	int fd = socket(sfam, SOCK_STREAM, 0);
+	if (fd == -1)
+		FAIL("socket");
+	int f = 1;
+	if (setsockopt(fd, p, o, &f, sizeof(f)) == -1) {
+		close(fd);
+		FAIL("setsockopt");
+	}
+	return fd;
+fail:
+	return -1;
+}
+
+static socklen_t
+mkserver(int sfam, struct sockaddr_storage *ss)
+{
+	struct sockaddr_in *sin;
+	struct sockaddr_in6 *sin6;
+
+	memset(ss, 0, sizeof(*ss));
+	ss->ss_family = sfam;
+	switch (sfam) {
+	case AF_INET:
+		sin = (struct sockaddr_in *)ss;
+		sin->sin_port = htons(12345);
+#ifdef BSD4_4
+		sin->sin_len = sizeof(*sin);
+#endif
+		inet_pton(sfam, "1.1.1.1", &sin->sin_addr);
+		return sizeof(*sin);
+	case AF_INET6:
+		sin6 = (struct sockaddr_in6 *)ss;
+		sin6->sin6_port = htons(12345);
+#ifdef BSD4_4
+		sin6->sin6_len = sizeof(*sin6);
+#endif
+		inet_pton(sfam, "2010:2020:2030:2040:2050:2060:2070:2080",
+		    &sin6->sin6_addr);
+		return sizeof(*sin6);
+	default:
+		FAIL("bad family");
+	}
+fail:
+	return -1;
+}
+
+static int
+test(int sfam)
+{
+	int sfd = -1;
+	struct sockaddr_storage saddr;
+	socklen_t slen;
+
+	sfd = mksocket(sfam);
+	slen = mkserver(sfam, &saddr);
+
+	if (bind(sfd, (struct sockaddr *)&saddr, slen) == -1) {
+		FAIL("bind");
+	}
+	return 0;
+fail:
+	return -1;
+}
+
+#ifndef TEST
+
+ATF_TC(bindany_4);
+ATF_TC_HEAD(bindany_4, tc)
+{
+
+	atf_tc_set_md_var(tc, "descr", "Check AF_INET bindany");
+}
+
+ATF_TC_BODY(bindany_4, tc)
+{
+	test(AF_INET);
+}
+
+ATF_TC(bindany_6);
+ATF_TC_HEAD(bindany_6, tc)
+{
+
+	atf_tc_set_md_var(tc, "descr", "Check AF_INET6 bindany");
+}
+
+ATF_TC_BODY(bindany_6, tc)
+{
+	test(AF_INET6);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+	ATF_TP_ADD_TC(tp, bindany_4);
+	ATF_TP_ADD_TC(tp, bindany_6);
+	return atf_no_error();
+}
+#else
+int
+main(int argc, char *argv[])
+{
+	test(AF_INET);
+	test(AF_INET6);
+}
+#endif