Commit | Line | Data |
---|---|---|
0fd5cf4f MK |
1 | /* |
2 | * Copyright (c) 1983 Regents of the University of California. | |
40c992d9 KB |
3 | * All rights reserved. |
4 | * | |
70ab3c27 | 5 | * %sccs.include.redist.c% |
0fd5cf4f MK |
6 | */ |
7 | ||
b3eab9f9 | 8 | #ifndef lint |
0fd5cf4f MK |
9 | char copyright[] = |
10 | "@(#) Copyright (c) 1983 Regents of the University of California.\n\ | |
11 | All rights reserved.\n"; | |
40c992d9 | 12 | #endif /* not lint */ |
0fd5cf4f MK |
13 | |
14 | #ifndef lint | |
777e2fd1 | 15 | static char sccsid[] = "@(#)ifconfig.c 4.30 (Berkeley) %G%"; |
40c992d9 | 16 | #endif /* not lint */ |
0fd5cf4f | 17 | |
b3eab9f9 SL |
18 | #include <sys/types.h> |
19 | #include <sys/socket.h> | |
20 | #include <sys/ioctl.h> | |
21 | ||
b3eab9f9 | 22 | #include <net/if.h> |
62e9bc4a KS |
23 | #include <netinet/in.h> |
24 | ||
25 | #define NSIP | |
26 | #include <netns/ns.h> | |
27 | #include <netns/ns_if.h> | |
b3eab9f9 | 28 | |
22b2b267 | 29 | #define EON |
59c3b7d8 KS |
30 | #include <netiso/iso.h> |
31 | #include <netiso/iso_var.h> | |
22b2b267 | 32 | #include <sys/protosw.h> |
59c3b7d8 | 33 | |
b3eab9f9 SL |
34 | #include <stdio.h> |
35 | #include <errno.h> | |
36 | #include <ctype.h> | |
37 | #include <netdb.h> | |
38 | ||
62e9bc4a | 39 | extern int errno; |
59c3b7d8 KS |
40 | struct ifreq ifr, ridreq; |
41 | struct ifaliasreq addreq; | |
42 | struct iso_ifreq iso_ridreq; | |
ffdba101 | 43 | struct iso_aliasreq iso_addreq; |
59c3b7d8 KS |
44 | struct sockaddr_in netmask; |
45 | ||
b3eab9f9 | 46 | char name[30]; |
0fd5cf4f | 47 | int flags; |
f5f09b9d | 48 | int metric; |
ffdba101 | 49 | int nsellength = 1; |
dea973a0 | 50 | int setaddr; |
62e9bc4a | 51 | int setipdst; |
59c3b7d8 | 52 | int doalias; |
22b2b267 | 53 | int clearaddr; |
59c3b7d8 | 54 | int newaddr = 1; |
b3eab9f9 | 55 | int s; |
0fd5cf4f MK |
56 | extern int errno; |
57 | ||
58 | int setifflags(), setifaddr(), setifdstaddr(), setifnetmask(); | |
f5f09b9d | 59 | int setifmetric(), setifbroadaddr(), setifipdst(); |
42f9d80e | 60 | int notealias(), setsnpaoffset(), setnsellength(); |
b3eab9f9 | 61 | |
0fd5cf4f | 62 | #define NEXTARG 0xffffff |
b3eab9f9 SL |
63 | |
64 | struct cmd { | |
65 | char *c_name; | |
0fd5cf4f | 66 | int c_parameter; /* NEXTARG means next argv */ |
b3eab9f9 SL |
67 | int (*c_func)(); |
68 | } cmds[] = { | |
69 | { "up", IFF_UP, setifflags } , | |
70 | { "down", -IFF_UP, setifflags }, | |
71 | { "trailers", -IFF_NOTRAILERS,setifflags }, | |
72 | { "-trailers", IFF_NOTRAILERS, setifflags }, | |
1095926d MK |
73 | { "arp", -IFF_NOARP, setifflags }, |
74 | { "-arp", IFF_NOARP, setifflags }, | |
717eb130 CL |
75 | { "debug", IFF_DEBUG, setifflags }, |
76 | { "-debug", -IFF_DEBUG, setifflags }, | |
59c3b7d8 KS |
77 | { "alias", IFF_UP, notealias }, |
78 | { "-alias", -IFF_UP, notealias }, | |
79 | { "delete", -IFF_UP, notealias }, | |
a390ced5 | 80 | #ifdef notdef |
0fd5cf4f | 81 | #define EN_SWABIPS 0x1000 |
a390ced5 SL |
82 | { "swabips", EN_SWABIPS, setifflags }, |
83 | { "-swabips", -EN_SWABIPS, setifflags }, | |
84 | #endif | |
0fd5cf4f | 85 | { "netmask", NEXTARG, setifnetmask }, |
f5f09b9d | 86 | { "metric", NEXTARG, setifmetric }, |
0fd5cf4f | 87 | { "broadcast", NEXTARG, setifbroadaddr }, |
62e9bc4a | 88 | { "ipdst", NEXTARG, setifipdst }, |
42f9d80e KS |
89 | { "snpaoffset", NEXTARG, setsnpaoffset }, |
90 | { "nsellength", NEXTARG, setnsellength }, | |
b3eab9f9 | 91 | { 0, 0, setifaddr }, |
40a42b7f | 92 | { 0, 0, setifdstaddr }, |
b3eab9f9 SL |
93 | }; |
94 | ||
62e9bc4a KS |
95 | /* |
96 | * XNS support liberally adapted from | |
97 | * code written at the University of Maryland | |
98 | * principally by James O'Toole and Chris Torek. | |
99 | */ | |
62e9bc4a KS |
100 | int in_status(), in_getaddr(); |
101 | int xns_status(), xns_getaddr(); | |
59c3b7d8 | 102 | int iso_status(), iso_getaddr(); |
62e9bc4a KS |
103 | |
104 | /* Known address families */ | |
105 | struct afswtch { | |
106 | char *af_name; | |
107 | short af_af; | |
108 | int (*af_status)(); | |
109 | int (*af_getaddr)(); | |
59c3b7d8 KS |
110 | int af_difaddr; |
111 | int af_aifaddr; | |
112 | caddr_t af_ridreq; | |
113 | caddr_t af_addreq; | |
62e9bc4a | 114 | } afs[] = { |
59c3b7d8 KS |
115 | #define C(x) ((caddr_t) &x) |
116 | { "inet", AF_INET, in_status, in_getaddr, | |
117 | SIOCDIFADDR, SIOCAIFADDR, C(ridreq), C(addreq) }, | |
118 | { "ns", AF_NS, xns_status, xns_getaddr, | |
119 | SIOCDIFADDR, SIOCAIFADDR, C(ridreq), C(addreq) }, | |
120 | { "iso", AF_ISO, iso_status, iso_getaddr, | |
121 | SIOCDIFADDR_ISO, SIOCAIFADDR_ISO, C(iso_ridreq), C(iso_addreq) }, | |
122 | { 0, 0, 0, 0 } | |
62e9bc4a KS |
123 | }; |
124 | ||
125 | struct afswtch *afp; /*the address family being set or asked about*/ | |
126 | ||
b3eab9f9 SL |
127 | main(argc, argv) |
128 | int argc; | |
129 | char *argv[]; | |
130 | { | |
62e9bc4a | 131 | int af = AF_INET; |
59c3b7d8 | 132 | register struct afswtch *rafp; |
37d62ab6 | 133 | |
b3eab9f9 | 134 | if (argc < 2) { |
30078595 | 135 | fprintf(stderr, "usage: ifconfig interface\n%s%s%s%s%s", |
f5f09b9d MK |
136 | "\t[ af [ address [ dest_addr ] ] [ up ] [ down ]", |
137 | "[ netmask mask ] ]\n", | |
138 | "\t[ metric n ]\n", | |
139 | "\t[ trailers | -trailers ]\n", | |
140 | "\t[ arp | -arp ]\n"); | |
b3eab9f9 SL |
141 | exit(1); |
142 | } | |
62e9bc4a | 143 | argc--, argv++; |
63f46c0f | 144 | strncpy(name, *argv, sizeof(name)); |
62e9bc4a KS |
145 | strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); |
146 | argc--, argv++; | |
147 | if (argc > 0) { | |
59c3b7d8 KS |
148 | for (afp = rafp = afs; rafp->af_name; rafp++) |
149 | if (strcmp(rafp->af_name, *argv) == 0) { | |
150 | afp = rafp; argc--; argv++; | |
62e9bc4a KS |
151 | break; |
152 | } | |
59c3b7d8 KS |
153 | rafp = afp; |
154 | af = ifr.ifr_addr.sa_family = rafp->af_af; | |
62e9bc4a KS |
155 | } |
156 | s = socket(af, SOCK_DGRAM, 0); | |
b3eab9f9 SL |
157 | if (s < 0) { |
158 | perror("ifconfig: socket"); | |
159 | exit(1); | |
160 | } | |
b3eab9f9 SL |
161 | if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) { |
162 | Perror("ioctl (SIOCGIFFLAGS)"); | |
163 | exit(1); | |
164 | } | |
62e9bc4a | 165 | strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); |
0fd5cf4f | 166 | flags = ifr.ifr_flags; |
f5f09b9d MK |
167 | if (ioctl(s, SIOCGIFMETRIC, (caddr_t)&ifr) < 0) |
168 | perror("ioctl (SIOCGIFMETRIC)"); | |
169 | else | |
170 | metric = ifr.ifr_metric; | |
b3eab9f9 SL |
171 | if (argc == 0) { |
172 | status(); | |
173 | exit(0); | |
174 | } | |
175 | while (argc > 0) { | |
176 | register struct cmd *p; | |
177 | ||
178 | for (p = cmds; p->c_name; p++) | |
179 | if (strcmp(*argv, p->c_name) == 0) | |
180 | break; | |
40a42b7f TF |
181 | if (p->c_name == 0 && setaddr) |
182 | p++; /* got src, do dst */ | |
0fd5cf4f MK |
183 | if (p->c_func) { |
184 | if (p->c_parameter == NEXTARG) { | |
185 | (*p->c_func)(argv[1]); | |
186 | argc--, argv++; | |
187 | } else | |
188 | (*p->c_func)(*argv, p->c_parameter); | |
189 | } | |
b3eab9f9 SL |
190 | argc--, argv++; |
191 | } | |
ffdba101 KS |
192 | if (af == AF_ISO) |
193 | adjust_nsellength(); | |
62e9bc4a KS |
194 | if (setipdst && af==AF_NS) { |
195 | struct nsip_req rq; | |
196 | int size = sizeof(rq); | |
197 | ||
59c3b7d8 KS |
198 | rq.rq_ns = addreq.ifra_addr; |
199 | rq.rq_ip = addreq.ifra_dstaddr; | |
62e9bc4a KS |
200 | |
201 | if (setsockopt(s, 0, SO_NSIP_ROUTE, &rq, size) < 0) | |
202 | Perror("Encapsulation Routing"); | |
22b2b267 | 203 | } |
22b2b267 KS |
204 | if (clearaddr) { |
205 | int ret; | |
206 | strncpy(rafp->af_ridreq, name, sizeof ifr.ifr_name); | |
207 | if ((ret = ioctl(s, rafp->af_difaddr, rafp->af_ridreq)) < 0) { | |
208 | if (errno == EADDRNOTAVAIL && (doalias >= 0)) { | |
209 | /* means no previous address for interface */ | |
210 | } else | |
211 | Perror("ioctl (SIOCDIFADDR)"); | |
212 | } | |
62e9bc4a | 213 | } |
59c3b7d8 KS |
214 | if (newaddr) { |
215 | strncpy(rafp->af_addreq, name, sizeof ifr.ifr_name); | |
216 | if (ioctl(s, rafp->af_aifaddr, rafp->af_addreq) < 0) | |
217 | Perror("ioctl (SIOCAIFADDR)"); | |
0fd5cf4f | 218 | } |
b3eab9f9 SL |
219 | exit(0); |
220 | } | |
59c3b7d8 KS |
221 | #define RIDADDR 0 |
222 | #define ADDR 1 | |
223 | #define MASK 2 | |
224 | #define DSTADDR 3 | |
b3eab9f9 SL |
225 | |
226 | /*ARGSUSED*/ | |
227 | setifaddr(addr, param) | |
228 | char *addr; | |
62e9bc4a | 229 | short param; |
b3eab9f9 | 230 | { |
dea973a0 MK |
231 | /* |
232 | * Delay the ioctl to set the interface addr until flags are all set. | |
233 | * The address interpretation may depend on the flags, | |
234 | * and the flags may change when the address is set. | |
a9575a9a | 235 | */ |
dea973a0 | 236 | setaddr++; |
b95f7094 | 237 | if (doalias == 0) |
22b2b267 | 238 | clearaddr = 1; |
59c3b7d8 | 239 | (*afp->af_getaddr)(addr, (doalias >= 0 ? ADDR : RIDADDR)); |
b3eab9f9 SL |
240 | } |
241 | ||
0fd5cf4f MK |
242 | setifnetmask(addr) |
243 | char *addr; | |
244 | { | |
59c3b7d8 | 245 | (*afp->af_getaddr)(addr, MASK); |
0fd5cf4f MK |
246 | } |
247 | ||
248 | setifbroadaddr(addr) | |
249 | char *addr; | |
250 | { | |
59c3b7d8 | 251 | (*afp->af_getaddr)(addr, DSTADDR); |
0fd5cf4f MK |
252 | } |
253 | ||
62e9bc4a KS |
254 | setifipdst(addr) |
255 | char *addr; | |
256 | { | |
59c3b7d8 | 257 | in_getaddr(addr, DSTADDR); |
62e9bc4a | 258 | setipdst++; |
22b2b267 KS |
259 | clearaddr = 0; |
260 | newaddr = 0; | |
62e9bc4a | 261 | } |
22b2b267 | 262 | #define rqtosa(x) (&(((struct ifreq *)(afp->x))->ifr_addr)) |
59c3b7d8 KS |
263 | /*ARGSUSED*/ |
264 | notealias(addr, param) | |
265 | char *addr; | |
266 | { | |
22b2b267 KS |
267 | if (setaddr && doalias == 0 && param < 0) |
268 | bcopy((caddr_t)rqtosa(af_addreq), | |
269 | (caddr_t)rqtosa(af_ridreq), | |
270 | rqtosa(af_addreq)->sa_len); | |
59c3b7d8 | 271 | doalias = param; |
22b2b267 KS |
272 | if (param < 0) { |
273 | clearaddr = 1; | |
59c3b7d8 | 274 | newaddr = 0; |
22b2b267 KS |
275 | } else |
276 | clearaddr = 0; | |
59c3b7d8 KS |
277 | } |
278 | ||
40a42b7f TF |
279 | /*ARGSUSED*/ |
280 | setifdstaddr(addr, param) | |
281 | char *addr; | |
282 | int param; | |
283 | { | |
59c3b7d8 | 284 | (*afp->af_getaddr)(addr, DSTADDR); |
40a42b7f TF |
285 | } |
286 | ||
2c4ef00e SL |
287 | setifflags(vname, value) |
288 | char *vname; | |
62e9bc4a | 289 | short value; |
b3eab9f9 | 290 | { |
62e9bc4a KS |
291 | if (ioctl(s, SIOCGIFFLAGS, (caddr_t)&ifr) < 0) { |
292 | Perror("ioctl (SIOCGIFFLAGS)"); | |
293 | exit(1); | |
294 | } | |
295 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); | |
296 | flags = ifr.ifr_flags; | |
b3eab9f9 SL |
297 | |
298 | if (value < 0) { | |
299 | value = -value; | |
0fd5cf4f | 300 | flags &= ~value; |
b3eab9f9 | 301 | } else |
0fd5cf4f | 302 | flags |= value; |
0fd5cf4f | 303 | ifr.ifr_flags = flags; |
b3eab9f9 | 304 | if (ioctl(s, SIOCSIFFLAGS, (caddr_t)&ifr) < 0) |
2c4ef00e | 305 | Perror(vname); |
b3eab9f9 SL |
306 | } |
307 | ||
f5f09b9d MK |
308 | setifmetric(val) |
309 | char *val; | |
310 | { | |
311 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); | |
312 | ifr.ifr_metric = atoi(val); | |
313 | if (ioctl(s, SIOCSIFMETRIC, (caddr_t)&ifr) < 0) | |
314 | perror("ioctl (set metric)"); | |
315 | } | |
316 | ||
59c3b7d8 KS |
317 | setsnpaoffset(val) |
318 | char *val; | |
319 | { | |
320 | iso_addreq.ifra_snpaoffset = atoi(val); | |
321 | } | |
322 | ||
f5f09b9d MK |
323 | #define IFFBITS \ |
324 | "\020\1UP\2BROADCAST\3DEBUG\4LOOPBACK\5POINTOPOINT\6NOTRAILERS\7RUNNING\10NOARP\ | |
325 | " | |
326 | ||
62e9bc4a KS |
327 | /* |
328 | * Print the status of the interface. If an address family was | |
329 | * specified, show it and it only; otherwise, show them all. | |
330 | */ | |
b3eab9f9 | 331 | status() |
62e9bc4a KS |
332 | { |
333 | register struct afswtch *p = afp; | |
334 | short af = ifr.ifr_addr.sa_family; | |
335 | ||
f5f09b9d MK |
336 | printf("%s: ", name); |
337 | printb("flags", flags, IFFBITS); | |
338 | if (metric) | |
339 | printf(" metric %d", metric); | |
340 | putchar('\n'); | |
62e9bc4a | 341 | if ((p = afp) != NULL) { |
b14b214d MK |
342 | (*p->af_status)(1); |
343 | } else for (p = afs; p->af_name; p++) { | |
62e9bc4a | 344 | ifr.ifr_addr.sa_family = p->af_af; |
b14b214d | 345 | (*p->af_status)(0); |
62e9bc4a KS |
346 | } |
347 | } | |
348 | ||
b14b214d MK |
349 | in_status(force) |
350 | int force; | |
b3eab9f9 SL |
351 | { |
352 | struct sockaddr_in *sin; | |
62e9bc4a | 353 | char *inet_ntoa(); |
b3eab9f9 | 354 | |
37d62ab6 | 355 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); |
0fd5cf4f | 356 | if (ioctl(s, SIOCGIFADDR, (caddr_t)&ifr) < 0) { |
b14b214d MK |
357 | if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { |
358 | if (!force) | |
359 | return; | |
0fd5cf4f | 360 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); |
b14b214d MK |
361 | } else |
362 | perror("ioctl (SIOCGIFADDR)"); | |
0fd5cf4f | 363 | } |
b3eab9f9 | 364 | sin = (struct sockaddr_in *)&ifr.ifr_addr; |
5868d993 | 365 | printf("\tinet %s ", inet_ntoa(sin->sin_addr)); |
b14b214d MK |
366 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); |
367 | if (ioctl(s, SIOCGIFNETMASK, (caddr_t)&ifr) < 0) { | |
368 | if (errno != EADDRNOTAVAIL) | |
369 | perror("ioctl (SIOCGIFNETMASK)"); | |
370 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); | |
371 | } else | |
372 | netmask.sin_addr = | |
373 | ((struct sockaddr_in *)&ifr.ifr_addr)->sin_addr; | |
40a42b7f | 374 | if (flags & IFF_POINTOPOINT) { |
0fd5cf4f MK |
375 | if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)&ifr) < 0) { |
376 | if (errno == EADDRNOTAVAIL) | |
377 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); | |
378 | else | |
b14b214d | 379 | perror("ioctl (SIOCGIFDSTADDR)"); |
0fd5cf4f | 380 | } |
62e9bc4a | 381 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); |
40a42b7f TF |
382 | sin = (struct sockaddr_in *)&ifr.ifr_dstaddr; |
383 | printf("--> %s ", inet_ntoa(sin->sin_addr)); | |
384 | } | |
0fd5cf4f | 385 | printf("netmask %x ", ntohl(netmask.sin_addr.s_addr)); |
0fd5cf4f | 386 | if (flags & IFF_BROADCAST) { |
0fd5cf4f MK |
387 | if (ioctl(s, SIOCGIFBRDADDR, (caddr_t)&ifr) < 0) { |
388 | if (errno == EADDRNOTAVAIL) | |
b14b214d MK |
389 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); |
390 | else | |
391 | perror("ioctl (SIOCGIFADDR)"); | |
0fd5cf4f | 392 | } |
62e9bc4a | 393 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); |
0fd5cf4f | 394 | sin = (struct sockaddr_in *)&ifr.ifr_addr; |
b14b214d MK |
395 | if (sin->sin_addr.s_addr != 0) |
396 | printf("broadcast %s", inet_ntoa(sin->sin_addr)); | |
0fd5cf4f | 397 | } |
f5f09b9d | 398 | putchar('\n'); |
b3eab9f9 SL |
399 | } |
400 | ||
62e9bc4a | 401 | |
b14b214d MK |
402 | xns_status(force) |
403 | int force; | |
62e9bc4a KS |
404 | { |
405 | struct sockaddr_ns *sns; | |
62e9bc4a KS |
406 | |
407 | close(s); | |
408 | s = socket(AF_NS, SOCK_DGRAM, 0); | |
409 | if (s < 0) { | |
cd2e8e25 | 410 | if (errno == EPROTONOSUPPORT) |
63f46c0f | 411 | return; |
62e9bc4a KS |
412 | perror("ifconfig: socket"); |
413 | exit(1); | |
414 | } | |
415 | if (ioctl(s, SIOCGIFADDR, (caddr_t)&ifr) < 0) { | |
b14b214d MK |
416 | if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { |
417 | if (!force) | |
418 | return; | |
419 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); | |
420 | } else | |
421 | perror("ioctl (SIOCGIFADDR)"); | |
62e9bc4a KS |
422 | } |
423 | strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); | |
424 | sns = (struct sockaddr_ns *)&ifr.ifr_addr; | |
f5f09b9d | 425 | printf("\tns %s ", ns_ntoa(sns->sns_addr)); |
90a22cbc KS |
426 | if (flags & IFF_POINTOPOINT) { /* by W. Nesheim@Cornell */ |
427 | if (ioctl(s, SIOCGIFDSTADDR, (caddr_t)&ifr) < 0) { | |
428 | if (errno == EADDRNOTAVAIL) | |
429 | bzero((char *)&ifr.ifr_addr, sizeof(ifr.ifr_addr)); | |
430 | else | |
431 | Perror("ioctl (SIOCGIFDSTADDR)"); | |
432 | } | |
433 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); | |
434 | sns = (struct sockaddr_ns *)&ifr.ifr_dstaddr; | |
435 | printf("--> %s ", ns_ntoa(sns->sns_addr)); | |
436 | } | |
62e9bc4a KS |
437 | putchar('\n'); |
438 | } | |
439 | ||
59c3b7d8 KS |
440 | iso_status(force) |
441 | int force; | |
442 | { | |
443 | struct sockaddr_iso *siso; | |
444 | struct iso_ifreq ifr; | |
445 | ||
446 | close(s); | |
447 | s = socket(AF_ISO, SOCK_DGRAM, 0); | |
448 | if (s < 0) { | |
449 | if (errno == EPROTONOSUPPORT) | |
450 | return; | |
451 | perror("ifconfig: socket"); | |
452 | exit(1); | |
453 | } | |
42f9d80e KS |
454 | bzero((caddr_t)&ifr, sizeof(ifr)); |
455 | strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name)); | |
456 | if (ioctl(s, SIOCGIFADDR_ISO, (caddr_t)&ifr) < 0) { | |
59c3b7d8 KS |
457 | if (errno == EADDRNOTAVAIL || errno == EAFNOSUPPORT) { |
458 | if (!force) | |
459 | return; | |
460 | bzero((char *)&ifr.ifr_Addr, sizeof(ifr.ifr_Addr)); | |
42f9d80e KS |
461 | } else { |
462 | perror("ioctl (SIOCGIFADDR_ISO)"); | |
463 | exit(1); | |
464 | } | |
59c3b7d8 KS |
465 | } |
466 | strncpy(ifr.ifr_name, name, sizeof ifr.ifr_name); | |
467 | siso = &ifr.ifr_Addr; | |
42f9d80e KS |
468 | printf("\tiso %s ", iso_ntoa(&siso->siso_addr)); |
469 | if (ioctl(s, SIOCGIFNETMASK_ISO, (caddr_t)&ifr) < 0) { | |
59c3b7d8 | 470 | if (errno != EADDRNOTAVAIL) |
42f9d80e | 471 | perror("ioctl (SIOCGIFNETMASK_ISO)"); |
59c3b7d8 | 472 | } else { |
42f9d80e | 473 | printf(" netmask %s ", iso_ntoa(&siso->siso_addr)); |
59c3b7d8 KS |
474 | } |
475 | if (flags & IFF_POINTOPOINT) { | |
42f9d80e | 476 | if (ioctl(s, SIOCGIFDSTADDR_ISO, (caddr_t)&ifr) < 0) { |
59c3b7d8 KS |
477 | if (errno == EADDRNOTAVAIL) |
478 | bzero((char *)&ifr.ifr_Addr, sizeof(ifr.ifr_Addr)); | |
479 | else | |
42f9d80e | 480 | Perror("ioctl (SIOCGIFDSTADDR_ISO)"); |
59c3b7d8 KS |
481 | } |
482 | strncpy(ifr.ifr_name, name, sizeof (ifr.ifr_name)); | |
483 | siso = &ifr.ifr_Addr; | |
42f9d80e | 484 | printf("--> %s ", iso_ntoa(&siso->siso_addr)); |
59c3b7d8 KS |
485 | } |
486 | putchar('\n'); | |
487 | } | |
488 | ||
b3eab9f9 SL |
489 | Perror(cmd) |
490 | char *cmd; | |
491 | { | |
492 | extern int errno; | |
493 | ||
494 | fprintf(stderr, "ifconfig: "); | |
495 | switch (errno) { | |
496 | ||
497 | case ENXIO: | |
62e9bc4a | 498 | fprintf(stderr, "%s: no such interface\n", cmd); |
b3eab9f9 SL |
499 | break; |
500 | ||
501 | case EPERM: | |
9f1b5d96 | 502 | fprintf(stderr, "%s: permission denied\n", cmd); |
b3eab9f9 SL |
503 | break; |
504 | ||
505 | default: | |
506 | perror(cmd); | |
507 | } | |
508 | exit(1); | |
509 | } | |
510 | ||
511 | struct in_addr inet_makeaddr(); | |
512 | ||
59c3b7d8 KS |
513 | #define SIN(x) ((struct sockaddr_in *) &(x)) |
514 | struct sockaddr_in *sintab[] = { | |
515 | SIN(ridreq.ifr_addr), SIN(addreq.ifra_addr), | |
516 | SIN(addreq.ifra_mask), SIN(addreq.ifra_broadaddr)}; | |
517 | ||
518 | in_getaddr(s, which) | |
b3eab9f9 | 519 | char *s; |
b3eab9f9 | 520 | { |
59c3b7d8 | 521 | register struct sockaddr_in *sin = sintab[which]; |
b3eab9f9 SL |
522 | struct hostent *hp; |
523 | struct netent *np; | |
524 | int val; | |
525 | ||
84ce95b5 KS |
526 | sin->sin_len = sizeof(*sin); |
527 | if (which != MASK) | |
59c3b7d8 | 528 | sin->sin_family = AF_INET; |
84ce95b5 KS |
529 | |
530 | if ((val = inet_addr(s)) != -1) | |
0fd5cf4f | 531 | sin->sin_addr.s_addr = val; |
84ce95b5 | 532 | else if (hp = gethostbyname(s)) |
b3eab9f9 | 533 | bcopy(hp->h_addr, (char *)&sin->sin_addr, hp->h_length); |
84ce95b5 | 534 | else if (np = getnetbyname(s)) |
b3eab9f9 | 535 | sin->sin_addr = inet_makeaddr(np->n_net, INADDR_ANY); |
84ce95b5 KS |
536 | else { |
537 | fprintf(stderr, "%s: bad value\n", s); | |
538 | exit(1); | |
b3eab9f9 | 539 | } |
b3eab9f9 SL |
540 | } |
541 | ||
542 | /* | |
543 | * Print a value a la the %b format of the kernel's printf | |
544 | */ | |
545 | printb(s, v, bits) | |
546 | char *s; | |
547 | register char *bits; | |
548 | register unsigned short v; | |
549 | { | |
550 | register int i, any = 0; | |
551 | register char c; | |
552 | ||
553 | if (bits && *bits == 8) | |
554 | printf("%s=%o", s, v); | |
555 | else | |
556 | printf("%s=%x", s, v); | |
557 | bits++; | |
558 | if (bits) { | |
559 | putchar('<'); | |
560 | while (i = *bits++) { | |
561 | if (v & (1 << (i-1))) { | |
562 | if (any) | |
563 | putchar(','); | |
564 | any = 1; | |
565 | for (; (c = *bits) > 32; bits++) | |
566 | putchar(c); | |
567 | } else | |
568 | for (; *bits > 32; bits++) | |
569 | ; | |
570 | } | |
571 | putchar('>'); | |
572 | } | |
573 | } | |
62e9bc4a | 574 | |
59c3b7d8 KS |
575 | #define SNS(x) ((struct sockaddr_ns *) &(x)) |
576 | struct sockaddr_ns *snstab[] = { | |
577 | SNS(ridreq.ifr_addr), SNS(addreq.ifra_addr), | |
578 | SNS(addreq.ifra_mask), SNS(addreq.ifra_broadaddr)}; | |
579 | ||
580 | xns_getaddr(addr, which) | |
62e9bc4a | 581 | char *addr; |
62e9bc4a | 582 | { |
59c3b7d8 | 583 | struct sockaddr_ns *sns = snstab[which]; |
90a22cbc | 584 | struct ns_addr ns_addr(); |
59c3b7d8 | 585 | |
62e9bc4a | 586 | sns->sns_family = AF_NS; |
ac96969a | 587 | sns->sns_len = sizeof(*sns); |
90a22cbc | 588 | sns->sns_addr = ns_addr(addr); |
59c3b7d8 KS |
589 | if (which == MASK) |
590 | printf("Attempt to set XNS netmask will be ineffectual\n"); | |
591 | } | |
592 | ||
593 | #define SISO(x) ((struct sockaddr_iso *) &(x)) | |
594 | struct sockaddr_iso *sisotab[] = { | |
595 | SISO(iso_ridreq.ifr_Addr), SISO(iso_addreq.ifra_addr), | |
596 | SISO(iso_addreq.ifra_mask), SISO(iso_addreq.ifra_dstaddr)}; | |
597 | ||
598 | iso_getaddr(addr, which) | |
599 | char *addr; | |
600 | { | |
ffdba101 | 601 | register struct sockaddr_iso *siso = sisotab[which]; |
59c3b7d8 KS |
602 | struct iso_addr *iso_addr(); |
603 | siso->siso_addr = *iso_addr(addr); | |
ffdba101 | 604 | |
59c3b7d8 | 605 | if (which == MASK) { |
84ce95b5 | 606 | siso->siso_len = TSEL(siso) - (caddr_t)(siso); |
59c3b7d8 KS |
607 | siso->siso_nlen = 0; |
608 | } else { | |
ffdba101 KS |
609 | siso->siso_len = sizeof(*siso); |
610 | siso->siso_family = AF_ISO; | |
59c3b7d8 | 611 | } |
62e9bc4a | 612 | } |
42f9d80e KS |
613 | |
614 | setnsellength(val) | |
615 | char *val; | |
616 | { | |
ffdba101 KS |
617 | nsellength = atoi(val); |
618 | if (nsellength < 0) { | |
619 | fprintf(stderr, "Negative NSEL length is absurd\n"); | |
620 | exit (1); | |
621 | } | |
42f9d80e KS |
622 | if (afp == 0 || afp->af_af != AF_ISO) { |
623 | fprintf(stderr, "Setting NSEL length valid only for iso\n"); | |
624 | exit (1); | |
625 | } | |
ffdba101 KS |
626 | } |
627 | ||
628 | fixnsel(s) | |
629 | register struct sockaddr_iso *s; | |
630 | { | |
631 | if (s->siso_family == 0) | |
632 | return; | |
ffdba101 KS |
633 | s->siso_tlen = nsellength; |
634 | } | |
635 | ||
636 | adjust_nsellength() | |
637 | { | |
638 | fixnsel(sisotab[RIDADDR]); | |
639 | fixnsel(sisotab[ADDR]); | |
640 | fixnsel(sisotab[DSTADDR]); | |
42f9d80e | 641 | } |