2 * Copyright (c) 1995, Mike Mitchell
3 * Copyright (c) 1984, 1985, 1986, 1987, 1993
4 * The Regents of the University of California. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 #include <sys/cdefs.h>
38 __FBSDID("$FreeBSD$");
40 #include <sys/param.h>
41 #include <sys/kernel.h>
42 #include <sys/systm.h>
43 #include <sys/malloc.h>
44 #include <sys/sockio.h>
45 #include <sys/socket.h>
48 #include <net/route.h>
50 #include <netipx/ipx.h>
51 #include <netipx/ipx_if.h>
52 #include <netipx/ipx_var.h>
55 * XXXRW: Requires synchronization.
57 struct ipx_ifaddr *ipx_ifaddr;
59 static void ipx_ifscrub(struct ifnet *ifp, struct ipx_ifaddr *ia);
60 static int ipx_ifinit(struct ifnet *ifp, struct ipx_ifaddr *ia,
61 struct sockaddr_ipx *sipx, int scrub);
64 * Generic internet control operations (ioctl's).
67 ipx_control(so, cmd, data, ifp, td)
71 register struct ifnet *ifp;
74 register struct ifreq *ifr = (struct ifreq *)data;
75 register struct ipx_aliasreq *ifra = (struct ipx_aliasreq *)data;
76 register struct ipx_ifaddr *ia;
78 struct ipx_ifaddr *oia;
79 int dstIsNew, hostIsNew;
83 * Find address for this interface, if it exists.
86 return (EADDRNOTAVAIL);
87 for (ia = ipx_ifaddr; ia != NULL; ia = ia->ia_next)
88 if (ia->ia_ifp == ifp)
95 return (EADDRNOTAVAIL);
96 *(struct sockaddr_ipx *)&ifr->ifr_addr = ia->ia_addr;
101 return (EADDRNOTAVAIL);
102 if ((ifp->if_flags & IFF_BROADCAST) == 0)
104 *(struct sockaddr_ipx *)&ifr->ifr_dstaddr = ia->ia_broadaddr;
109 return (EADDRNOTAVAIL);
110 if ((ifp->if_flags & IFF_POINTOPOINT) == 0)
112 *(struct sockaddr_ipx *)&ifr->ifr_dstaddr = ia->ia_dstaddr;
116 if (td && (error = suser(td)) != 0)
122 if (ifra->ifra_addr.sipx_family == AF_IPX)
123 for (oia = ia; ia != NULL; ia = ia->ia_next) {
124 if (ia->ia_ifp == ifp &&
125 ipx_neteq(ia->ia_addr.sipx_addr,
126 ifra->ifra_addr.sipx_addr))
129 if (cmd == SIOCDIFADDR && ia == NULL)
130 return (EADDRNOTAVAIL);
136 oia = (struct ipx_ifaddr *)
137 malloc(sizeof(*ia), M_IFADDR,
141 if ((ia = ipx_ifaddr) != NULL) {
142 for ( ; ia->ia_next != NULL; ia = ia->ia_next)
148 ifa = (struct ifaddr *)ia;
151 TAILQ_INSERT_TAIL(&ifp->if_addrhead, ifa, ifa_link);
153 ifa->ifa_addr = (struct sockaddr *)&ia->ia_addr;
155 ifa->ifa_netmask = (struct sockaddr *)&ipx_netmask;
157 ifa->ifa_dstaddr = (struct sockaddr *)&ia->ia_dstaddr;
158 if (ifp->if_flags & IFF_BROADCAST) {
159 ia->ia_broadaddr.sipx_family = AF_IPX;
160 ia->ia_broadaddr.sipx_len = sizeof(ia->ia_addr);
161 ia->ia_broadaddr.sipx_addr.x_host = ipx_broadhost;
169 if ((ifp->if_flags & IFF_POINTOPOINT) == 0)
171 if (ia->ia_flags & IFA_ROUTE) {
172 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, RTF_HOST);
173 ia->ia_flags &= ~IFA_ROUTE;
176 error = (*ifp->if_ioctl)(ifp, SIOCSIFDSTADDR, (void *)ia);
180 *(struct sockaddr *)&ia->ia_dstaddr = ifr->ifr_dstaddr;
184 return (ipx_ifinit(ifp, ia,
185 (struct sockaddr_ipx *)&ifr->ifr_addr, 1));
188 ipx_ifscrub(ifp, ia);
189 ifa = (struct ifaddr *)ia;
190 TAILQ_REMOVE(&ifp->if_addrhead, ifa, ifa_link);
192 if (oia == (ia = ipx_ifaddr)) {
193 ipx_ifaddr = ia->ia_next;
195 while (ia->ia_next && (ia->ia_next != oia)) {
199 ia->ia_next = oia->ia_next;
201 printf("Didn't unlink ipxifadr from list\n");
203 IFAFREE((&oia->ia_ifa));
209 if (ia->ia_addr.sipx_family == AF_IPX) {
210 if (ifra->ifra_addr.sipx_len == 0) {
211 ifra->ifra_addr = ia->ia_addr;
213 } else if (ipx_neteq(ifra->ifra_addr.sipx_addr,
214 ia->ia_addr.sipx_addr))
217 if ((ifp->if_flags & IFF_POINTOPOINT) &&
218 (ifra->ifra_dstaddr.sipx_family == AF_IPX)) {
220 ipx_ifscrub(ifp, ia);
221 ia->ia_dstaddr = ifra->ifra_dstaddr;
224 if (ifra->ifra_addr.sipx_family == AF_IPX &&
225 (hostIsNew || dstIsNew))
226 error = ipx_ifinit(ifp, ia, &ifra->ifra_addr, 0);
230 if (ifp->if_ioctl == NULL)
232 return ((*ifp->if_ioctl)(ifp, cmd, data));
237 * Delete any previous route for an old address.
241 register struct ifnet *ifp;
242 register struct ipx_ifaddr *ia;
244 if (ia->ia_flags & IFA_ROUTE) {
245 if (ifp->if_flags & IFF_POINTOPOINT) {
246 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, RTF_HOST);
248 rtinit(&(ia->ia_ifa), (int)RTM_DELETE, 0);
249 ia->ia_flags &= ~IFA_ROUTE;
253 * Initialize an interface's internet address
254 * and routing table entry.
257 ipx_ifinit(ifp, ia, sipx, scrub)
258 register struct ifnet *ifp;
259 register struct ipx_ifaddr *ia;
260 register struct sockaddr_ipx *sipx;
263 struct sockaddr_ipx oldaddr;
264 int s = splimp(), error;
267 * Set up new addresses.
269 oldaddr = ia->ia_addr;
273 * The convention we shall adopt for naming is that
274 * a supplied address of zero means that "we don't care".
275 * Use the MAC address of the interface. If it is an
276 * interface without a MAC address, like a serial line, the
277 * address must be supplied.
279 * Give the interface a chance to initialize
280 * if this is its first address,
281 * and to validate the address if necessary.
283 if (ifp->if_ioctl != NULL &&
284 (error = (*ifp->if_ioctl)(ifp, SIOCSIFADDR, (void *)ia))) {
285 ia->ia_addr = oldaddr;
290 ia->ia_ifa.ifa_metric = ifp->if_metric;
292 * Add route for the network.
295 ia->ia_ifa.ifa_addr = (struct sockaddr *)&oldaddr;
296 ipx_ifscrub(ifp, ia);
297 ia->ia_ifa.ifa_addr = (struct sockaddr *)&ia->ia_addr;
299 if (ifp->if_flags & IFF_POINTOPOINT)
300 rtinit(&(ia->ia_ifa), (int)RTM_ADD, RTF_HOST|RTF_UP);
302 ia->ia_broadaddr.sipx_addr.x_net = ia->ia_addr.sipx_addr.x_net;
303 rtinit(&(ia->ia_ifa), (int)RTM_ADD, RTF_UP);
305 ia->ia_flags |= IFA_ROUTE;
310 * Return address info for specified internet network.
314 register struct ipx_addr *dst;
316 register struct ipx_ifaddr *ia;
317 register struct ipx_addr *compare;
318 register struct ifnet *ifp;
319 struct ipx_ifaddr *ia_maybe = NULL;
320 union ipx_net net = dst->x_net;
322 for (ia = ipx_ifaddr; ia != NULL; ia = ia->ia_next) {
323 if ((ifp = ia->ia_ifp) != NULL) {
324 if (ifp->if_flags & IFF_POINTOPOINT) {
325 compare = &satoipx_addr(ia->ia_dstaddr);
326 if (ipx_hosteq(*dst, *compare))
328 if (ipx_neteqnn(net, ia->ia_addr.sipx_addr.x_net))
331 if (ipx_neteqnn(net, ia->ia_addr.sipx_addr.x_net))
342 register struct ipx_addr *addr;
345 struct ipx_addr work = *addr;
346 register char *p; register u_char *q;
347 register char *net = "", *host = "";
348 char cport[10], chost[15], cnet[15];
350 port = ntohs(work.x_port);
352 if (ipx_nullnet(work) && ipx_nullhost(work)) {
355 printf("*.%x", port);
362 if (ipx_wildnet(work))
364 else if (ipx_nullnet(work))
367 q = work.x_net.c_net;
368 snprintf(cnet, sizeof(cnet), "%x%x%x%x",
369 q[0], q[1], q[2], q[3]);
370 for (p = cnet; *p == '0' && p < cnet + 8; p++)
375 if (ipx_wildhost(work))
377 else if (ipx_nullhost(work))
380 q = work.x_host.c_host;
381 snprintf(chost, sizeof(chost), "%x%x%x%x%x%x",
382 q[0], q[1], q[2], q[3], q[4], q[5]);
383 for (p = chost; *p == '0' && p < chost + 12; p++)
389 if (strcmp(host, "*") == 0) {
391 snprintf(cport, sizeof(cport), "%x", port);
393 snprintf(cport, sizeof(cport), ".%x", port);
397 printf("%s.%s%s", net, host, cport);