1/*- 2 * Copyright (c) 2009 Robert N. M. Watson 3 * All rights reserved. 4 * 5 * This software was developed at the University of Cambridge Computer 6 * Laboratory with support from a grant from Google, Inc. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30#include <sys/cdefs.h> 31__FBSDID("$FreeBSD$"); 32 33#include <sys/socket.h> 34#include <sys/un.h> 35 36#include <err.h> 37#include <errno.h> 38#include <limits.h> 39#include <stdio.h> 40#include <string.h> 41#include <unistd.h> 42 43#define FAILERR(str) err(-1, "%s: %s", __func__, str) 44#define FAILERRX(str) errx(-1, "%s: %s", __func__, str) 45 46static void 47test_socket(void) 48{ 49 int s; 50 51 s = socket(PF_LOCAL, SOCK_SEQPACKET, 0); 52 if (s < 0) 53 FAILERR("socket"); 54 (void)close(s); 55} 56 57static void 58test_socketpair(void) 59{ 60 int sv[2]; 61 62 if (socketpair(PF_LOCAL, SOCK_SEQPACKET, 0, sv) < 0) 63 FAILERR("socketpair"); 64 (void)close(sv[0]); 65 (void)close(sv[1]); 66} 67 68static void 69test_listen_unbound(void) 70{ 71 int s; 72 73 s = socket(PF_LOCAL, SOCK_SEQPACKET, 0); 74 if (s < 0) 75 FAILERR("socket"); 76 if (listen(s, -1) == 0) 77 FAILERRX("listen"); 78 (void)close(s); 79} 80 81static void 82test_bind(void) 83{ 84 struct sockaddr_un sun; 85 char path[PATH_MAX]; 86 int s; 87 88 snprintf(path, sizeof(path), "/tmp/lds.XXXXXXXXX"); 89 if (mktemp(path) == NULL) 90 FAILERR("mktemp"); 91 s = socket(PF_LOCAL, SOCK_SEQPACKET, 0); 92 if (s < 0) 93 FAILERR("socket"); 94 bzero(&sun, sizeof(sun)); 95 sun.sun_family = AF_LOCAL; 96 sun.sun_len = sizeof(sun); 97 strlcpy(sun.sun_path, path, sizeof(sun.sun_path)); 98 if (bind(s, (struct sockaddr *)&sun, sizeof(sun)) < 0) 99 FAILERR("bind"); 100 close(s); 101 (void)unlink(path); 102} 103 104static void 105test_listen_bound(void) 106{ 107 struct sockaddr_un sun; 108 char path[PATH_MAX]; 109 int s; 110 111 snprintf(path, sizeof(path), "/tmp/lds.XXXXXXXXX"); 112 if (mktemp(path) == NULL) 113 FAILERR("mktemp"); 114 s = socket(PF_LOCAL, SOCK_SEQPACKET, 0); 115 if (s < 0) 116 FAILERR("socket"); 117 bzero(&sun, sizeof(sun)); 118 sun.sun_family = AF_LOCAL; 119 sun.sun_len = sizeof(sun); 120 strlcpy(sun.sun_path, path, sizeof(sun.sun_path)); 121 if (bind(s, (struct sockaddr *)&sun, sizeof(sun)) < 0) 122 FAILERR("bind"); 123 if (listen(s, -1)) { 124 (void)unlink(path); 125 FAILERR("bind"); 126 } 127 close(s); 128 (void)unlink(path); 129} 130 131int 132main(int argc, char *argv[]) 133{ 134 135 test_socket(); 136 test_socketpair(); 137 test_listen_unbound(); 138 test_bind(); 139 test_listen_bound(); 140} 141