Home | History | Annotate | Line # | Download | only in sys
t_rfc6056.c revision 1.1.2.1 
      1 /* $NetBSD: t_rfc6056.c,v 1.1.2.1 2011/11/10 14:31:53 yamt Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 2011 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Christos Zoulas.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 #include <sys/cdefs.h>
     32 __RCSID("$NetBSD: t_rfc6056.c,v 1.1.2.1 2011/11/10 14:31:53 yamt Exp $");
     33 
     34 #include <sys/types.h>
     35 #include <sys/socket.h>
     36 #include <netinet/in.h>
     37 #include <netinet/udp.h>
     38 #include <arpa/inet.h>
     39 #include <string.h>
     40 #include <strings.h>
     41 #include <stdio.h>
     42 #include <unistd.h>
     43 #include <errno.h>
     44 #include <stdlib.h>
     45 #include <netdb.h>
     46 #include <err.h>
     47 
     48 #include <atf-c.h>
     49 
     50 static void
     51 test(const char *hostname, const char *service, int family, int al)
     52 {
     53 	static const char hello[] = "hello\n";
     54 	int s, error;
     55 	struct sockaddr_storage ss;
     56 	struct addrinfo hints, *res;
     57 
     58 	memset(&hints, 0, sizeof(hints));
     59 	hints.ai_family = family;
     60 	hints.ai_socktype = SOCK_DGRAM;
     61 
     62 	error = getaddrinfo(hostname, service, &hints, &res);
     63 	if (error)
     64 		errx(EXIT_FAILURE, "Cannot get address for %s (%s)",
     65 		    hostname, gai_strerror(error));
     66 
     67 	s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
     68 	if (s == -1)
     69 		err(EXIT_FAILURE, "socket");
     70 
     71 	if (setsockopt(s, IPPROTO_UDP, UDP_RFC6056ALGO, &al, sizeof(al)) == -1)
     72 		err(EXIT_FAILURE, "setsockopt");
     73 
     74 	memset(&ss, 0, sizeof(ss));
     75 	ss.ss_len = res->ai_addrlen;
     76 	ss.ss_family = res->ai_family;
     77 
     78 	if (bind(s, (struct sockaddr *)&ss, ss.ss_len) == -1)
     79 		err(EXIT_FAILURE, "bind");
     80 
     81 	if (sendto(s, hello, sizeof(hello) - 1, 0,
     82 	    res->ai_addr, res->ai_addrlen) == -1)
     83 		err(EXIT_FAILURE, "sendto");
     84 
     85 	if (close(s) == -1)
     86 		err(EXIT_FAILURE, "close");
     87 
     88 	s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
     89 	if (s == -1)
     90 		err(EXIT_FAILURE, "socket");
     91 
     92 	if (setsockopt(s, IPPROTO_UDP, UDP_RFC6056ALGO, &al, sizeof(al)) == -1)
     93 		err(EXIT_FAILURE, "setsockopt");
     94 
     95 	if (connect(s, res->ai_addr, res->ai_addrlen) == -1)
     96 		err(EXIT_FAILURE, "connect");
     97 
     98 	if (send(s, hello, sizeof(hello) - 1, 0) == -1)
     99 		err(EXIT_FAILURE, "send");
    100 
    101 	if (close(s) == -1)
    102 		err(EXIT_FAILURE, "close");
    103 
    104 	freeaddrinfo(res);
    105 }
    106 
    107 ATF_TC(inet4);
    108 ATF_TC_HEAD(inet4, tc)
    109 {
    110 	atf_tc_set_md_var(tc, "descr", "Checks random port allocation "
    111 	    "for ipv4");
    112 }
    113 
    114 ATF_TC_BODY(inet4, tc)
    115 {
    116 	for (int i = 0; i < 6; i++)
    117 		test("localhost", "http", AF_INET, i);
    118 }
    119 
    120 ATF_TC(inet6);
    121 ATF_TC_HEAD(inet6, tc)
    122 {
    123 	atf_tc_set_md_var(tc, "descr", "Checks random port allocation "
    124 	    "for ipv6");
    125 }
    126 
    127 ATF_TC_BODY(inet6, tc)
    128 {
    129 	for (int i = 0; i < 6; i++)
    130 		test("localhost", "http", AF_INET6, i);
    131 }
    132 
    133 ATF_TP_ADD_TCS(tp)
    134 {
    135         ATF_TP_ADD_TC(tp, inet4);
    136         ATF_TP_ADD_TC(tp, inet6);
    137 
    138 	return atf_no_error();
    139 }
    140