ipxdgramloopback.c revision 157151
1/*- 2 * Copyright (c) 2006 Robert N. M. Watson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: head/tools/regression/netipx/ipxdgramloopback/ipxdgramloopback.c 157151 2006-03-26 18:25:53Z rwatson $ 27 */ 28 29/* 30 * Simple netipx regression test that attempts to build an IPX datagram 31 * socket pair and send a packet from one to the other. 32 */ 33 34#include <sys/types.h> 35#include <sys/socket.h> 36 37#include <netipx/ipx.h> 38 39#include <err.h> 40#include <fcntl.h> 41#include <string.h> 42#include <unistd.h> 43 44#define IPX_ENDPOINT "0xbebe.1.0x8a13" 45#define PACKETLEN 128 46 47int 48main(int argc, char *argv[]) 49{ 50 struct sockaddr_ipx sipx_recv, sipx_send; 51 u_char packet[PACKETLEN]; 52 int i, sock_recv, sock_send; 53 ssize_t len; 54 55 /* 56 * Socket to receive with. 57 */ 58 sock_recv = socket(PF_IPX, SOCK_DGRAM, 0); 59 if (sock_recv < 0) 60 err(-1, "sock_recv = socket(PF_IPX, SOCK_DGRAM, 0)"); 61 62 bzero(&sipx_recv, sizeof(sipx_recv)); 63 sipx_recv.sipx_len = sizeof(sipx_recv); 64 sipx_recv.sipx_family = AF_IPX; 65 sipx_recv.sipx_addr = ipx_addr(IPX_ENDPOINT); 66 67 if (bind(sock_recv, (struct sockaddr *)&sipx_recv, sizeof(sipx_recv)) 68 < 0) 69 err(-1, "bind(sock_recv)"); 70 71 /* 72 * Set non-blocking to try to avoid blocking indefinitely if the 73 * packet doesn't end up in the right place. 74 */ 75 if (fcntl(sock_recv, F_SETFL, O_NONBLOCK) < 0) 76 err(-1, "fcntl(O_NONBLOCK, sock_recv)"); 77 78 /* 79 * Socket to send with. 80 */ 81 sock_send = socket(PF_IPX, SOCK_DGRAM, 0); 82 if (sock_send < 0) 83 err(-1, "sock_send = socket(PF_IPX, SOCK_DGRAM, 0)"); 84 85 bzero(&sipx_send, sizeof(sipx_send)); 86 sipx_send.sipx_len = sizeof(sipx_send); 87 sipx_send.sipx_family = AF_IPX; 88 sipx_send.sipx_addr = ipx_addr(IPX_ENDPOINT); 89 90 for (i = 0; i < PACKETLEN; i++) 91 packet[i] = (i & 0xff); 92 93 len = sendto(sock_send, packet, sizeof(packet), 0, 94 (struct sockaddr *)&sipx_send, sizeof(sipx_send)); 95 if (len < 0) 96 err(-1, "sendto()"); 97 if (len != sizeof(packet)) 98 errx(-1, "sendto(): short send (%d length, %d sent)", 99 sizeof(packet), len); 100 101 sleep(1); /* Arbitrary non-zero amount. */ 102 103 bzero(packet, sizeof(packet)); 104 len = recv(sock_recv, packet, sizeof(packet), 0); 105 if (len < 0) 106 err(-1, "recv()"); 107 if (len != sizeof(packet)) 108 errx(-1, "recv(): short receive (%d length, %d received)", 109 sizeof(packet), len); 110 111 for (i = 0; i < PACKETLEN; i++) { 112 if (packet[i] != (i & 0xff)) 113 errx(-1, "recv(): byte %d wrong (%d instead of %d)", 114 i, packet[i], i & 0xff); 115 } 116 117 return (0); 118} 119