af_ipx.c revision 167388
1/* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. 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 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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#ifndef lint 31static const char rcsid[] = 32 "$FreeBSD: head/sbin/ifconfig/af_ipx.c 167388 2007-03-09 23:28:40Z sam $"; 33#endif /* not lint */ 34 35#include <sys/types.h> 36#include <sys/ioctl.h> 37#include <sys/socket.h> 38#include <net/if.h> 39 40#include <err.h> 41#include <stdio.h> 42#include <stdlib.h> 43#include <string.h> 44#include <ifaddrs.h> 45 46#include <net/if_var.h> 47#define IPXIP 48#define IPTUNNEL 49#include <netipx/ipx.h> 50#include <netipx/ipx_if.h> 51 52#include "ifconfig.h" 53 54static struct ifaliasreq ipx_addreq; 55static struct ifreq ipx_ridreq; 56 57static void 58ipx_status(int s __unused, const struct ifaddrs *ifa) 59{ 60 struct sockaddr_ipx *sipx, null_sipx; 61 62 sipx = (struct sockaddr_ipx *)ifa->ifa_addr; 63 if (sipx == NULL) 64 return; 65 66 printf("\tipx %s ", ipx_ntoa(sipx->sipx_addr)); 67 68 if (ifa->ifa_flags & IFF_POINTOPOINT) { 69 sipx = (struct sockaddr_ipx *)ifa->ifa_dstaddr; 70 if (sipx == NULL) { 71 memset(&null_sipx, 0, sizeof(null_sipx)); 72 sipx = &null_sipx; 73 } 74 printf("--> %s ", ipx_ntoa(sipx->sipx_addr)); 75 } 76 putchar('\n'); 77} 78 79#define SIPX(x) ((struct sockaddr_ipx *) &(x)) 80struct sockaddr_ipx *sipxtab[] = { 81 SIPX(ipx_ridreq.ifr_addr), SIPX(ipx_addreq.ifra_addr), 82 SIPX(ipx_addreq.ifra_mask), SIPX(ipx_addreq.ifra_broadaddr) 83}; 84 85static void 86ipx_getaddr(const char *addr, int which) 87{ 88 struct sockaddr_ipx *sipx = sipxtab[which]; 89 90 sipx->sipx_family = AF_IPX; 91 sipx->sipx_len = sizeof(*sipx); 92 sipx->sipx_addr = ipx_addr(addr); 93 if (which == MASK) 94 printf("Attempt to set IPX netmask will be ineffectual\n"); 95} 96 97static void 98ipx_postproc(int s, const struct afswtch *afp) 99{ 100 if (setipdst) { 101 struct ipxip_req rq; 102 int size = sizeof(rq); 103 104 rq.rq_ipx = ipx_addreq.ifra_addr; 105 rq.rq_ip = ipx_addreq.ifra_dstaddr; 106 107 if (setsockopt(s, 0, SO_IPXIP_ROUTE, &rq, size) < 0) 108 Perror("Encapsulation Routing"); 109 } 110} 111 112static struct afswtch af_ipx = { 113 .af_name = "ipx", 114 .af_af = AF_IPX, 115 .af_status = ipx_status, 116 .af_getaddr = ipx_getaddr, 117 .af_postproc = ipx_postproc, 118 .af_difaddr = SIOCDIFADDR, 119 .af_aifaddr = SIOCAIFADDR, 120 .af_ridreq = &ipx_ridreq, 121 .af_addreq = &ipx_addreq, 122}; 123 124static __constructor void 125ipx_ctor(void) 126{ 127 af_register(&af_ipx); 128} 129