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t_rfc6056.c
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Editing: t_rfc6056.c
/* $NetBSD: t_rfc6056.c,v 1.3 2012/06/22 14:54:35 christos Exp $ */ /*- * Copyright (c) 2011 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. */ #include <sys/cdefs.h> __RCSID("$NetBSD: t_rfc6056.c,v 1.3 2012/06/22 14:54:35 christos Exp $"); #include <sys/types.h> #include <sys/socket.h> #include <netinet/in.h> #include <netinet/udp.h> #include <arpa/inet.h> #include <string.h> #include <strings.h> #include <stdio.h> #include <unistd.h> #include <errno.h> #include <stdlib.h> #include <netdb.h> #include <err.h> #include <atf-c.h> static void test(const char *hostname, const char *service, int family, int al) { static const char hello[] = "hello\n"; int s, error, proto, option; struct sockaddr_storage ss; struct addrinfo hints, *res; memset(&hints, 0, sizeof(hints)); hints.ai_family = family; hints.ai_socktype = SOCK_DGRAM; switch (family) { case AF_INET: proto = IPPROTO_IP; option = IP_PORTALGO; break; case AF_INET6: proto = IPPROTO_IPV6; option = IPV6_PORTALGO; break; default: abort(); } error = getaddrinfo(hostname, service, &hints, &res); if (error) errx(EXIT_FAILURE, "Cannot get address for %s (%s)", hostname, gai_strerror(error)); s = socket(res->ai_family, res->ai_socktype, res->ai_protocol); if (s == -1) err(EXIT_FAILURE, "socket"); if (setsockopt(s, proto, option, &al, sizeof(al)) == -1) err(EXIT_FAILURE, "setsockopt"); memset(&ss, 0, sizeof(ss)); ss.ss_len = res->ai_addrlen; ss.ss_family = res->ai_family; if (bind(s, (struct sockaddr *)&ss, ss.ss_len) == -1) err(EXIT_FAILURE, "bind"); if (sendto(s, hello, sizeof(hello) - 1, 0, res->ai_addr, res->ai_addrlen) == -1) err(EXIT_FAILURE, "sendto"); if (close(s) == -1) err(EXIT_FAILURE, "close"); s = socket(res->ai_family, res->ai_socktype, res->ai_protocol); if (s == -1) err(EXIT_FAILURE, "socket"); if (setsockopt(s, proto, option, &al, sizeof(al)) == -1) err(EXIT_FAILURE, "setsockopt"); if (connect(s, res->ai_addr, res->ai_addrlen) == -1) err(EXIT_FAILURE, "connect"); if (send(s, hello, sizeof(hello) - 1, 0) == -1) err(EXIT_FAILURE, "send"); if (close(s) == -1) err(EXIT_FAILURE, "close"); freeaddrinfo(res); } ATF_TC(inet4); ATF_TC_HEAD(inet4, tc) { atf_tc_set_md_var(tc, "descr", "Checks random port allocation " "for ipv4"); } ATF_TC_BODY(inet4, tc) { for (int i = 0; i < 6; i++) test("localhost", "http", AF_INET, i); } ATF_TC(inet6); ATF_TC_HEAD(inet6, tc) { atf_tc_set_md_var(tc, "descr", "Checks random port allocation " "for ipv6"); } ATF_TC_BODY(inet6, tc) { for (int i = 0; i < 6; i++) test("localhost", "http", AF_INET6, i); } ATF_TP_ADD_TCS(tp) { ATF_TP_ADD_TC(tp, inet4); ATF_TP_ADD_TC(tp, inet6); return atf_no_error(); }
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