2 * Copyright (c) 1984, 1985, 1986, 1987, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
29 * Copyright (c) 1995, Mike Mitchell
31 * Redistribution and use in source and binary forms, with or without
32 * modification, are permitted provided that the following conditions
34 * 1. Redistributions of source code must retain the above copyright
35 * notice, this list of conditions and the following disclaimer.
36 * 2. Redistributions in binary form must reproduce the above copyright
37 * notice, this list of conditions and the following disclaimer in the
38 * documentation and/or other materials provided with the distribution.
39 * 3. All advertising materials mentioning features or use of this software
40 * must display the following acknowledgement:
41 * This product includes software developed by the University of
42 * California, Berkeley and its contributors.
43 * 4. Neither the name of the University nor the names of its contributors
44 * may be used to endorse or promote products derived from this software
45 * without specific prior written permission.
47 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
48 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
49 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
50 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
51 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
52 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
53 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
54 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
55 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
56 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62 #include <sys/cdefs.h>
63 __FBSDID("$FreeBSD$");
65 #include <sys/param.h>
66 #include <sys/kernel.h>
67 #include <sys/systm.h>
68 #include <sys/malloc.h>
69 #include <sys/sockio.h>
70 #include <sys/socket.h>
73 #include <net/route.h>
75 #include <netipx/ipx.h>
76 #include <netipx/ipx_if.h>
77 #include <netipx/ipx_var.h>
80 * XXXRW: Requires synchronization.
82 struct ipx_ifaddr *ipx_ifaddr;
84 static void ipx_ifscrub(struct ifnet *ifp, struct ipx_ifaddr *ia);
85 static int ipx_ifinit(struct ifnet *ifp, struct ipx_ifaddr *ia,
86 struct sockaddr_ipx *sipx, int scrub);
89 * Generic internet control operations (ioctl's).
92 ipx_control(struct socket *so, u_long cmd, caddr_t data, struct ifnet *ifp,
95 struct ifreq *ifr = (struct ifreq *)data;
96 struct ipx_aliasreq *ifra = (struct ipx_aliasreq *)data;
97 struct ipx_ifaddr *ia;
99 struct ipx_ifaddr *oia;
100 int dstIsNew, hostIsNew;
104 * Find address for this interface, if it exists.
107 return (EADDRNOTAVAIL);
108 for (ia = ipx_ifaddr; ia != NULL; ia = ia->ia_next)
109 if (ia->ia_ifp == ifp)
116 return (EADDRNOTAVAIL);
117 *(struct sockaddr_ipx *)&ifr->ifr_addr = ia->ia_addr;
122 return (EADDRNOTAVAIL);
123 if ((ifp->if_flags & IFF_BROADCAST) == 0)
125 *(struct sockaddr_ipx *)&ifr->ifr_dstaddr = ia->ia_broadaddr;
130 return (EADDRNOTAVAIL);
131 if ((ifp->if_flags & IFF_POINTOPOINT) == 0)
133 *(struct sockaddr_ipx *)&ifr->ifr_dstaddr = ia->ia_dstaddr;
137 if (td && (error = suser(td)) != 0)
143 if (ifra->ifra_addr.sipx_family == AF_IPX)
144 for (oia = ia; ia != NULL; ia = ia->ia_next) {
145 if (ia->ia_ifp == ifp &&
146 ipx_neteq(ia->ia_addr.sipx_addr,
147 ifra->ifra_addr.sipx_addr))
150 if (cmd == SIOCDIFADDR && ia == NULL)
151 return (EADDRNOTAVAIL);
157 oia = (struct ipx_ifaddr *)
158 malloc(sizeof(*ia), M_IFADDR,
162 if ((ia = ipx_ifaddr) != NULL) {
163 for ( ; ia->ia_next != NULL; ia = ia->ia_next)
169 ifa = (struct ifaddr *)ia;
172 TAILQ_INSERT_TAIL(&ifp->if_addrhead, ifa, ifa_link);
174 ifa->ifa_addr = (struct sockaddr *)&ia->ia_addr;
176 ifa->ifa_netmask = (struct sockaddr *)&ipx_netmask;
178 ifa->ifa_dstaddr = (struct sockaddr *)&ia->ia_dstaddr;
179 if (ifp->if_flags & IFF_BROADCAST) {
180 ia->ia_broadaddr.sipx_family = AF_IPX;
181 ia->ia_broadaddr.sipx_len = sizeof(ia->ia_addr);
182 ia->ia_broadaddr.sipx_addr.x_host = ipx_broadhost;
190 if ((ifp->if_flags & IFF_POINTOPOINT) == 0)
192 if (ia->ia_flags & IFA_ROUTE) {
193 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, RTF_HOST);
194 ia->ia_flags &= ~IFA_ROUTE;
197 error = (*ifp->if_ioctl)(ifp, SIOCSIFDSTADDR, (void *)ia);
201 *(struct sockaddr *)&ia->ia_dstaddr = ifr->ifr_dstaddr;
205 return (ipx_ifinit(ifp, ia,
206 (struct sockaddr_ipx *)&ifr->ifr_addr, 1));
209 ipx_ifscrub(ifp, ia);
210 ifa = (struct ifaddr *)ia;
211 TAILQ_REMOVE(&ifp->if_addrhead, ifa, ifa_link);
213 if (oia == (ia = ipx_ifaddr)) {
214 ipx_ifaddr = ia->ia_next;
216 while (ia->ia_next && (ia->ia_next != oia)) {
220 ia->ia_next = oia->ia_next;
222 printf("Didn't unlink ipxifadr from list\n");
224 IFAFREE((&oia->ia_ifa));
230 if (ia->ia_addr.sipx_family == AF_IPX) {
231 if (ifra->ifra_addr.sipx_len == 0) {
232 ifra->ifra_addr = ia->ia_addr;
234 } else if (ipx_neteq(ifra->ifra_addr.sipx_addr,
235 ia->ia_addr.sipx_addr))
238 if ((ifp->if_flags & IFF_POINTOPOINT) &&
239 (ifra->ifra_dstaddr.sipx_family == AF_IPX)) {
241 ipx_ifscrub(ifp, ia);
242 ia->ia_dstaddr = ifra->ifra_dstaddr;
245 if (ifra->ifra_addr.sipx_family == AF_IPX &&
246 (hostIsNew || dstIsNew))
247 error = ipx_ifinit(ifp, ia, &ifra->ifra_addr, 0);
251 if (ifp->if_ioctl == NULL)
253 return ((*ifp->if_ioctl)(ifp, cmd, data));
258 * Delete any previous route for an old address.
261 ipx_ifscrub(struct ifnet *ifp, struct ipx_ifaddr *ia)
264 if (ia->ia_flags & IFA_ROUTE) {
265 if (ifp->if_flags & IFF_POINTOPOINT) {
266 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, RTF_HOST);
268 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, 0);
269 ia->ia_flags &= ~IFA_ROUTE;
273 * Initialize an interface's internet address
274 * and routing table entry.
277 ipx_ifinit(struct ifnet *ifp, struct ipx_ifaddr *ia,
278 struct sockaddr_ipx *sipx, int scrub)
280 struct sockaddr_ipx oldaddr;
281 int s = splimp(), error;
284 * Set up new addresses.
286 oldaddr = ia->ia_addr;
290 * The convention we shall adopt for naming is that
291 * a supplied address of zero means that "we don't care".
292 * Use the MAC address of the interface. If it is an
293 * interface without a MAC address, like a serial line, the
294 * address must be supplied.
296 * Give the interface a chance to initialize
297 * if this is its first address,
298 * and to validate the address if necessary.
300 if (ifp->if_ioctl != NULL &&
301 (error = (*ifp->if_ioctl)(ifp, SIOCSIFADDR, (void *)ia))) {
302 ia->ia_addr = oldaddr;
307 ia->ia_ifa.ifa_metric = ifp->if_metric;
309 * Add route for the network.
312 ia->ia_ifa.ifa_addr = (struct sockaddr *)&oldaddr;
313 ipx_ifscrub(ifp, ia);
314 ia->ia_ifa.ifa_addr = (struct sockaddr *)&ia->ia_addr;
316 if (ifp->if_flags & IFF_POINTOPOINT)
317 rtinit(&(ia->ia_ifa), (int)RTM_ADD, RTF_HOST|RTF_UP);
319 ia->ia_broadaddr.sipx_addr.x_net = ia->ia_addr.sipx_addr.x_net;
320 rtinit(&(ia->ia_ifa), (int)RTM_ADD, RTF_UP);
322 ia->ia_flags |= IFA_ROUTE;
327 * Return address info for specified internet network.
330 ipx_iaonnetof(struct ipx_addr *dst)
332 struct ipx_ifaddr *ia;
333 struct ipx_addr *compare;
335 struct ipx_ifaddr *ia_maybe = NULL;
336 union ipx_net net = dst->x_net;
338 for (ia = ipx_ifaddr; ia != NULL; ia = ia->ia_next) {
339 if ((ifp = ia->ia_ifp) != NULL) {
340 if (ifp->if_flags & IFF_POINTOPOINT) {
341 compare = &satoipx_addr(ia->ia_dstaddr);
342 if (ipx_hosteq(*dst, *compare))
344 if (ipx_neteqnn(net, ia->ia_addr.sipx_addr.x_net))
347 if (ipx_neteqnn(net, ia->ia_addr.sipx_addr.x_net))
357 ipx_printhost(struct ipx_addr *addr)
360 struct ipx_addr work = *addr;
362 char *net = "", *host = "";
363 char cport[10], chost[15], cnet[15];
365 port = ntohs(work.x_port);
367 if (ipx_nullnet(work) && ipx_nullhost(work)) {
370 printf("*.%x", port);
377 if (ipx_wildnet(work))
379 else if (ipx_nullnet(work))
382 q = work.x_net.c_net;
383 snprintf(cnet, sizeof(cnet), "%x%x%x%x",
384 q[0], q[1], q[2], q[3]);
385 for (p = cnet; *p == '0' && p < cnet + 8; p++)
390 if (ipx_wildhost(work))
392 else if (ipx_nullhost(work))
395 q = work.x_host.c_host;
396 snprintf(chost, sizeof(chost), "%x%x%x%x%x%x",
397 q[0], q[1], q[2], q[3], q[4], q[5]);
398 for (p = chost; *p == '0' && p < chost + 12; p++)
404 if (strcmp(host, "*") == 0) {
406 snprintf(cport, sizeof(cport), "%x", port);
408 snprintf(cport, sizeof(cport), ".%x", port);
412 printf("%s.%s%s", net, host, cport);