1 /* $NetBSD: ifconfig.c,v 1.34 1997/04/21 01:17:58 lukem Exp $ */
2
3 /*-
4 * SPDX-License-Identifier: BSD-4-Clause
5 *
6 * Copyright (c) 1997 Jason R. Thorpe.
7 * All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed for the NetBSD Project
20 * by Jason R. Thorpe.
21 * 4. The name of the author may not be used to endorse or promote products
22 * derived from this software without specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
25 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
26 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
28 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
29 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
30 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
31 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 */
36
37 /*
38 * Copyright (c) 1983, 1993
39 * The Regents of the University of California. All rights reserved.
40 *
41 * Redistribution and use in source and binary forms, with or without
42 * modification, are permitted provided that the following conditions
43 * are met:
44 * 1. Redistributions of source code must retain the above copyright
45 * notice, this list of conditions and the following disclaimer.
46 * 2. Redistributions in binary form must reproduce the above copyright
47 * notice, this list of conditions and the following disclaimer in the
48 * documentation and/or other materials provided with the distribution.
49 * 4. Neither the name of the University nor the names of its contributors
50 * may be used to endorse or promote products derived from this software
51 * without specific prior written permission.
52 *
53 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
56 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
57 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
58 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
59 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
60 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
61 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
62 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
63 * SUCH DAMAGE.
64 */
65 /*
66 * based on sbin/ifconfig/ifmedia.c r221954
67 */
68
69 #include <sys/param.h>
70 #include <sys/ioctl.h>
71 #include <sys/socket.h>
72 #include <sys/sysctl.h>
73 #include <sys/time.h>
74
75 #include <net/if.h>
76 #include <net/if_dl.h>
77 #include <net/if_types.h>
78 #include <net/if_media.h>
79 #include <net/route.h>
80
81 #include <ctype.h>
82 #include <err.h>
83 #include <errno.h>
84 #include <fcntl.h>
85 #include <stdio.h>
86 #include <stdlib.h>
87 #include <string.h>
88 #include <unistd.h>
89
90 void domediaopt(const char *, int, int);
91 int get_media_subtype(int, const char *);
92 int get_media_mode(int, const char *);
93 int get_media_options(int, const char *);
94 int lookup_media_word(struct ifmedia_description *, const char *);
95 void print_media_word(int, int);
96 void print_media_word_ifconfig(int);
97
98 #if 0
99 static struct ifmedia_description *get_toptype_desc(int);
100 static struct ifmedia_type_to_subtype *get_toptype_ttos(int);
101 static struct ifmedia_description *get_subtype_desc(int,
102 struct ifmedia_type_to_subtype *ttos);
103
104 #define IFM_OPMODE(x) \
105 ((x) & (IFM_IEEE80211_ADHOC | IFM_IEEE80211_HOSTAP | \
106 IFM_IEEE80211_IBSS | IFM_IEEE80211_WDS | IFM_IEEE80211_MONITOR | \
107 IFM_IEEE80211_MBSS))
108 #define IFM_IEEE80211_STA 0
109
110 static void
111 media_status(int s)
112 {
113 struct ifmediareq ifmr;
114 int *media_list, i;
115
116 (void) memset(&ifmr, 0, sizeof(ifmr));
117 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
118
119 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0) {
120 /*
121 * Interface doesn't support SIOC{G,S}IFMEDIA.
122 */
123 return;
124 }
125
126 if (ifmr.ifm_count == 0) {
127 warnx("%s: no media types?", name);
128 return;
129 }
130
131 media_list = (int *)malloc(ifmr.ifm_count * sizeof(int));
132 if (media_list == NULL)
133 err(1, "malloc");
134 ifmr.ifm_ulist = media_list;
135
136 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) < 0)
137 err(1, "SIOCGIFMEDIA");
138
139 printf("\tmedia: ");
140 print_media_word(ifmr.ifm_current, 1);
141 if (ifmr.ifm_active != ifmr.ifm_current) {
142 putchar(' ');
143 putchar('(');
144 print_media_word(ifmr.ifm_active, 0);
145 putchar(')');
146 }
147
148 putchar('\n');
149
150 if (ifmr.ifm_status & IFM_AVALID) {
151 printf("\tstatus: ");
152 switch (IFM_TYPE(ifmr.ifm_active)) {
153 case IFM_ETHER:
154 case IFM_ATM:
155 if (ifmr.ifm_status & IFM_ACTIVE)
156 printf("active");
157 else
158 printf("no carrier");
159 break;
160
161 case IFM_IEEE80211:
162 if (ifmr.ifm_status & IFM_ACTIVE) {
163 /* NB: only sta mode associates */
164 if (IFM_OPMODE(ifmr.ifm_active) == IFM_IEEE80211_STA)
165 printf("associated");
166 else
167 printf("running");
168 } else
169 printf("no carrier");
170 break;
171 }
172 putchar('\n');
173 }
174
175 if (ifmr.ifm_count > 0 && supmedia) {
176 printf("\tsupported media:\n");
177 for (i = 0; i < ifmr.ifm_count; i++) {
178 printf("\t\t");
179 print_media_word_ifconfig(media_list[i]);
180 putchar('\n');
181 }
182 }
183
184 free(media_list);
185 }
186
187 struct ifmediareq *
188 ifmedia_getstate(int s)
189 {
190 static struct ifmediareq *ifmr = NULL;
191 int *mwords;
192
193 if (ifmr == NULL) {
194 ifmr = (struct ifmediareq *)malloc(sizeof(struct ifmediareq));
195 if (ifmr == NULL)
196 err(1, "malloc");
197
198 (void) memset(ifmr, 0, sizeof(struct ifmediareq));
199 (void) strncpy(ifmr->ifm_name, name,
200 sizeof(ifmr->ifm_name));
201
202 ifmr->ifm_count = 0;
203 ifmr->ifm_ulist = NULL;
204
205 /*
206 * We must go through the motions of reading all
207 * supported media because we need to know both
208 * the current media type and the top-level type.
209 */
210
211 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0) {
212 err(1, "SIOCGIFMEDIA");
213 }
214
215 if (ifmr->ifm_count == 0)
216 errx(1, "%s: no media types?", name);
217
218 mwords = (int *)malloc(ifmr->ifm_count * sizeof(int));
219 if (mwords == NULL)
220 err(1, "malloc");
221
222 ifmr->ifm_ulist = mwords;
223 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)ifmr) < 0)
224 err(1, "SIOCGIFMEDIA");
225 }
226
227 return ifmr;
228 }
229
230 static void
231 setifmediacallback(int s, void *arg)
232 {
233 struct ifmediareq *ifmr = (struct ifmediareq *)arg;
234 static int did_it = 0;
235
236 if (!did_it) {
237 ifr.ifr_media = ifmr->ifm_current;
238 if (ioctl(s, SIOCSIFMEDIA, (caddr_t)&ifr) < 0)
239 err(1, "SIOCSIFMEDIA (media)");
240 free(ifmr->ifm_ulist);
241 free(ifmr);
242 did_it = 1;
243 }
244 }
245
246 static void
247 setmedia(const char *val, int d, int s, const struct afswtch *afp)
248 {
249 struct ifmediareq *ifmr;
250 int subtype;
251
252 ifmr = ifmedia_getstate(s);
253
254 /*
255 * We are primarily concerned with the top-level type.
256 * However, "current" may be only IFM_NONE, so we just look
257 * for the top-level type in the first "supported type"
258 * entry.
259 *
260 * (I'm assuming that all supported media types for a given
261 * interface will be the same top-level type..)
262 */
263 subtype = get_media_subtype(IFM_TYPE(ifmr->ifm_ulist[0]), val);
264
265 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
266 ifr.ifr_media = (ifmr->ifm_current & IFM_IMASK) |
267 IFM_TYPE(ifmr->ifm_ulist[0]) | subtype;
268
269 ifmr->ifm_current = ifr.ifr_media;
270 callback_register(setifmediacallback, (void *)ifmr);
271 }
272
273 static void
274 setmediaopt(const char *val, int d, int s, const struct afswtch *afp)
275 {
276
277 domediaopt(val, 0, s);
278 }
279
280 static void
281 unsetmediaopt(const char *val, int d, int s, const struct afswtch *afp)
282 {
283
284 domediaopt(val, 1, s);
285 }
286
287 static void
288 domediaopt(const char *val, int clear, int s)
289 {
290 struct ifmediareq *ifmr;
291 int options;
292
293 ifmr = ifmedia_getstate(s);
294
295 options = get_media_options(IFM_TYPE(ifmr->ifm_ulist[0]), val);
296
297 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
298 ifr.ifr_media = ifmr->ifm_current;
299 if (clear)
300 ifr.ifr_media &= ~options;
301 else {
302 if (options & IFM_HDX) {
303 ifr.ifr_media &= ~IFM_FDX;
304 options &= ~IFM_HDX;
305 }
306 ifr.ifr_media |= options;
307 }
308 ifmr->ifm_current = ifr.ifr_media;
309 callback_register(setifmediacallback, (void *)ifmr);
310 }
311
312 static void
313 setmediainst(const char *val, int d, int s, const struct afswtch *afp)
314 {
315 struct ifmediareq *ifmr;
316 int inst;
317
318 ifmr = ifmedia_getstate(s);
319
320 inst = atoi(val);
321 if (inst < 0 || inst > (int)IFM_INST_MAX)
322 errx(1, "invalid media instance: %s", val);
323
324 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
325 ifr.ifr_media = (ifmr->ifm_current & ~IFM_IMASK) | inst << IFM_ISHIFT;
326
327 ifmr->ifm_current = ifr.ifr_media;
328 callback_register(setifmediacallback, (void *)ifmr);
329 }
330
331 static void
332 setmediamode(const char *val, int d, int s, const struct afswtch *afp)
333 {
334 struct ifmediareq *ifmr;
335 int mode;
336
337 ifmr = ifmedia_getstate(s);
338
339 mode = get_media_mode(IFM_TYPE(ifmr->ifm_ulist[0]), val);
340
341 strncpy(ifr.ifr_name, name, sizeof(ifr.ifr_name));
342 ifr.ifr_media = (ifmr->ifm_current & ~IFM_MMASK) | mode;
343
344 ifmr->ifm_current = ifr.ifr_media;
345 callback_register(setifmediacallback, (void *)ifmr);
346 }
347 #endif
348
349 /**********************************************************************
350 * A good chunk of this is duplicated from sys/net/ifmedia.c
351 **********************************************************************/
352
353 static struct ifmedia_description ifm_type_descriptions[] =
354 IFM_TYPE_DESCRIPTIONS;
355
356 static struct ifmedia_description ifm_subtype_ethernet_descriptions[] =
357 IFM_SUBTYPE_ETHERNET_DESCRIPTIONS;
358
359 static struct ifmedia_description ifm_subtype_ethernet_aliases[] =
360 IFM_SUBTYPE_ETHERNET_ALIASES;
361
362 static struct ifmedia_description ifm_subtype_ethernet_option_descriptions[] =
363 IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS;
364
365 static struct ifmedia_description ifm_subtype_ieee80211_descriptions[] =
366 IFM_SUBTYPE_IEEE80211_DESCRIPTIONS;
367
368 static struct ifmedia_description ifm_subtype_ieee80211_aliases[] =
369 IFM_SUBTYPE_IEEE80211_ALIASES;
370
371 static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions[] =
372 IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS;
373
374 static struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions[] =
375 IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS;
376
377 static struct ifmedia_description ifm_subtype_ieee80211_mode_aliases[] =
378 IFM_SUBTYPE_IEEE80211_MODE_ALIASES;
379
380 static struct ifmedia_description ifm_subtype_atm_descriptions[] =
381 IFM_SUBTYPE_ATM_DESCRIPTIONS;
382
383 static struct ifmedia_description ifm_subtype_atm_aliases[] =
384 IFM_SUBTYPE_ATM_ALIASES;
385
386 static struct ifmedia_description ifm_subtype_atm_option_descriptions[] =
387 IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS;
388
389 static struct ifmedia_description ifm_subtype_shared_descriptions[] =
390 IFM_SUBTYPE_SHARED_DESCRIPTIONS;
391
392 static struct ifmedia_description ifm_subtype_shared_aliases[] =
393 IFM_SUBTYPE_SHARED_ALIASES;
394
395 static struct ifmedia_description ifm_shared_option_descriptions[] =
396 IFM_SHARED_OPTION_DESCRIPTIONS;
397
398 static struct ifmedia_description ifm_shared_option_aliases[] =
399 IFM_SHARED_OPTION_ALIASES;
400
401 struct ifmedia_type_to_subtype {
402 struct {
403 struct ifmedia_description *desc;
404 int alias;
405 } subtypes[5];
406 struct {
407 struct ifmedia_description *desc;
408 int alias;
409 } options[4];
410 struct {
411 struct ifmedia_description *desc;
412 int alias;
413 } modes[3];
414 };
415
416 /* must be in the same order as IFM_TYPE_DESCRIPTIONS */
417 static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes[] = {
418 {
419 {
420 { &ifm_subtype_shared_descriptions[0], 0 },
421 { &ifm_subtype_shared_aliases[0], 1 },
422 { &ifm_subtype_ethernet_descriptions[0], 0 },
423 { &ifm_subtype_ethernet_aliases[0], 1 },
424 { NULL, 0 },
425 },
426 {
427 { &ifm_shared_option_descriptions[0], 0 },
428 { &ifm_shared_option_aliases[0], 1 },
429 { &ifm_subtype_ethernet_option_descriptions[0], 0 },
430 { NULL, 0 },
431 },
432 {
433 { NULL, 0 },
434 },
435 },
436 {
437 {
438 { &ifm_subtype_shared_descriptions[0], 0 },
439 { &ifm_subtype_shared_aliases[0], 1 },
440 { &ifm_subtype_ieee80211_descriptions[0], 0 },
441 { &ifm_subtype_ieee80211_aliases[0], 1 },
442 { NULL, 0 },
443 },
444 {
445 { &ifm_shared_option_descriptions[0], 0 },
446 { &ifm_shared_option_aliases[0], 1 },
447 { &ifm_subtype_ieee80211_option_descriptions[0], 0 },
448 { NULL, 0 },
449 },
450 {
451 { &ifm_subtype_ieee80211_mode_descriptions[0], 0 },
452 { &ifm_subtype_ieee80211_mode_aliases[0], 0 },
453 { NULL, 0 },
454 },
455 },
456 {
457 {
458 { &ifm_subtype_shared_descriptions[0], 0 },
459 { &ifm_subtype_shared_aliases[0], 1 },
460 { &ifm_subtype_atm_descriptions[0], 0 },
461 { &ifm_subtype_atm_aliases[0], 1 },
462 { NULL, 0 },
463 },
464 {
465 { &ifm_shared_option_descriptions[0], 0 },
466 { &ifm_shared_option_aliases[0], 1 },
467 { &ifm_subtype_atm_option_descriptions[0], 0 },
468 { NULL, 0 },
469 },
470 {
471 { NULL, 0 },
472 },
473 },
474 };
475
476 int
get_media_subtype(int type,const char * val)477 get_media_subtype(int type, const char *val)
478 {
479 struct ifmedia_description *desc;
480 struct ifmedia_type_to_subtype *ttos;
481 int rval, i;
482
483 /* Find the top-level interface type. */
484 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
485 desc->ifmt_string != NULL; desc++, ttos++)
486 if (type == desc->ifmt_word)
487 break;
488 if (desc->ifmt_string == NULL)
489 errx(1, "unknown media type 0x%x", type);
490
491 for (i = 0; ttos->subtypes[i].desc != NULL; i++) {
492 rval = lookup_media_word(ttos->subtypes[i].desc, val);
493 if (rval != -1)
494 return (rval);
495 }
496 errx(1, "unknown media subtype: %s", val);
497 /*NOTREACHED*/
498 }
499
500 int
get_media_mode(int type,const char * val)501 get_media_mode(int type, const char *val)
502 {
503 struct ifmedia_description *desc;
504 struct ifmedia_type_to_subtype *ttos;
505 int rval, i;
506
507 /* Find the top-level interface type. */
508 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
509 desc->ifmt_string != NULL; desc++, ttos++)
510 if (type == desc->ifmt_word)
511 break;
512 if (desc->ifmt_string == NULL)
513 errx(1, "unknown media mode 0x%x", type);
514
515 for (i = 0; ttos->modes[i].desc != NULL; i++) {
516 rval = lookup_media_word(ttos->modes[i].desc, val);
517 if (rval != -1)
518 return (rval);
519 }
520 return -1;
521 }
522
523 int
get_media_options(int type,const char * val)524 get_media_options(int type, const char *val)
525 {
526 struct ifmedia_description *desc;
527 struct ifmedia_type_to_subtype *ttos;
528 char *optlist, *optptr;
529 int option = 0, i, rval = 0;
530
531 /* We muck with the string, so copy it. */
532 optlist = strdup(val);
533 if (optlist == NULL)
534 err(1, "strdup");
535
536 /* Find the top-level interface type. */
537 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
538 desc->ifmt_string != NULL; desc++, ttos++)
539 if (type == desc->ifmt_word)
540 break;
541 if (desc->ifmt_string == NULL)
542 errx(1, "unknown media type 0x%x", type);
543
544 /*
545 * Look up the options in the user-provided comma-separated
546 * list.
547 */
548 optptr = optlist;
549 for (; (optptr = strtok(optptr, ",")) != NULL; optptr = NULL) {
550 for (i = 0; ttos->options[i].desc != NULL; i++) {
551 option = lookup_media_word(ttos->options[i].desc, optptr);
552 if (option != -1)
553 break;
554 }
555 if (option == 0)
556 errx(1, "unknown option: %s", optptr);
557 rval |= option;
558 }
559
560 free(optlist);
561 return (rval);
562 }
563
564 int
lookup_media_word(struct ifmedia_description * desc,const char * val)565 lookup_media_word(struct ifmedia_description *desc, const char *val)
566 {
567
568 for (; desc->ifmt_string != NULL; desc++)
569 if (strcasecmp(desc->ifmt_string, val) == 0)
570 return (desc->ifmt_word);
571
572 return (-1);
573 }
574
get_toptype_desc(int ifmw)575 static struct ifmedia_description *get_toptype_desc(int ifmw)
576 {
577 struct ifmedia_description *desc;
578
579 for (desc = ifm_type_descriptions; desc->ifmt_string != NULL; desc++)
580 if (IFM_TYPE(ifmw) == desc->ifmt_word)
581 break;
582
583 return desc;
584 }
585
get_toptype_ttos(int ifmw)586 static struct ifmedia_type_to_subtype *get_toptype_ttos(int ifmw)
587 {
588 struct ifmedia_description *desc;
589 struct ifmedia_type_to_subtype *ttos;
590
591 for (desc = ifm_type_descriptions, ttos = ifmedia_types_to_subtypes;
592 desc->ifmt_string != NULL; desc++, ttos++)
593 if (IFM_TYPE(ifmw) == desc->ifmt_word)
594 break;
595
596 return ttos;
597 }
598
get_subtype_desc(int ifmw,struct ifmedia_type_to_subtype * ttos)599 static struct ifmedia_description *get_subtype_desc(int ifmw,
600 struct ifmedia_type_to_subtype *ttos)
601 {
602 int i;
603 struct ifmedia_description *desc;
604
605 for (i = 0; ttos->subtypes[i].desc != NULL; i++) {
606 if (ttos->subtypes[i].alias)
607 continue;
608 for (desc = ttos->subtypes[i].desc;
609 desc->ifmt_string != NULL; desc++) {
610 if (IFM_SUBTYPE(ifmw) == desc->ifmt_word)
611 return desc;
612 }
613 }
614
615 return NULL;
616 }
617
get_mode_desc(int ifmw,struct ifmedia_type_to_subtype * ttos)618 static struct ifmedia_description *get_mode_desc(int ifmw,
619 struct ifmedia_type_to_subtype *ttos)
620 {
621 int i;
622 struct ifmedia_description *desc;
623
624 for (i = 0; ttos->modes[i].desc != NULL; i++) {
625 if (ttos->modes[i].alias)
626 continue;
627 for (desc = ttos->modes[i].desc;
628 desc->ifmt_string != NULL; desc++) {
629 if (IFM_MODE(ifmw) == desc->ifmt_word)
630 return desc;
631 }
632 }
633
634 return NULL;
635 }
636
637 void
print_media_word(int ifmw,int print_toptype)638 print_media_word(int ifmw, int print_toptype)
639 {
640 struct ifmedia_description *desc;
641 struct ifmedia_type_to_subtype *ttos;
642 int seen_option = 0, i;
643
644 /* Find the top-level interface type. */
645 desc = get_toptype_desc(ifmw);
646 ttos = get_toptype_ttos(ifmw);
647 if (desc->ifmt_string == NULL) {
648 printf("<unknown type>");
649 return;
650 } else if (print_toptype) {
651 printf("%s", desc->ifmt_string);
652 }
653
654 /*
655 * Don't print the top-level type; it's not like we can
656 * change it, or anything.
657 */
658
659 /* Find subtype. */
660 desc = get_subtype_desc(ifmw, ttos);
661 if (desc == NULL) {
662 printf("<unknown subtype>");
663 return;
664 }
665
666 if (print_toptype)
667 putchar(' ');
668
669 printf("%s", desc->ifmt_string);
670
671 if (print_toptype) {
672 desc = get_mode_desc(ifmw, ttos);
673 if (desc != NULL && strcasecmp("autoselect", desc->ifmt_string))
674 printf(" mode %s", desc->ifmt_string);
675 }
676
677 /* Find options. */
678 for (i = 0; ttos->options[i].desc != NULL; i++) {
679 if (ttos->options[i].alias)
680 continue;
681 for (desc = ttos->options[i].desc;
682 desc->ifmt_string != NULL; desc++) {
683 if (ifmw & desc->ifmt_word) {
684 if (seen_option == 0)
685 printf(" <");
686 printf("%s%s", seen_option++ ? "," : "",
687 desc->ifmt_string);
688 }
689 }
690 }
691 printf("%s", seen_option ? ">" : "");
692
693 if (print_toptype && IFM_INST(ifmw) != 0)
694 printf(" instance %d", IFM_INST(ifmw));
695 }
696
697 void
print_media_word_ifconfig(int ifmw)698 print_media_word_ifconfig(int ifmw)
699 {
700 struct ifmedia_description *desc;
701 struct ifmedia_type_to_subtype *ttos;
702 int seen_option = 0, i;
703
704 /* Find the top-level interface type. */
705 desc = get_toptype_desc(ifmw);
706 ttos = get_toptype_ttos(ifmw);
707 if (desc->ifmt_string == NULL) {
708 printf("<unknown type>");
709 return;
710 }
711
712 /*
713 * Don't print the top-level type; it's not like we can
714 * change it, or anything.
715 */
716
717 /* Find subtype. */
718 desc = get_subtype_desc(ifmw, ttos);
719 if (desc == NULL) {
720 printf("<unknown subtype>");
721 return;
722 }
723
724 printf("media %s", desc->ifmt_string);
725
726 desc = get_mode_desc(ifmw, ttos);
727 if (desc != NULL)
728 printf(" mode %s", desc->ifmt_string);
729
730 /* Find options. */
731 for (i = 0; ttos->options[i].desc != NULL; i++) {
732 if (ttos->options[i].alias)
733 continue;
734 for (desc = ttos->options[i].desc;
735 desc->ifmt_string != NULL; desc++) {
736 if (ifmw & desc->ifmt_word) {
737 if (seen_option == 0)
738 printf(" mediaopt ");
739 printf("%s%s", seen_option++ ? "," : "",
740 desc->ifmt_string);
741 }
742 }
743 }
744
745 if (IFM_INST(ifmw) != 0)
746 printf(" instance %d", IFM_INST(ifmw));
747 }
748
749 /**********************************************************************
750 * ...until here.
751 **********************************************************************/
752