1 /* $NetBSD: ifconfig.c,v 1.34 1997/04/21 01:17:58 lukem Exp $ */
2 /* $FreeBSD: src/sbin/ifconfig/ifmedia.c,v 1.19.2.1 2006/03/01 22:24:23 glebius Exp $ */
5 * Copyright (c) 1997 Jason R. Thorpe.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 * must display the following acknowledgement:
18 * This product includes software developed for the NetBSD Project
20 * 4. The name of the author may not be used to endorse or promote products
21 * derived from this software without specific prior written permission.
23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
27 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
30 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
31 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
37 * Copyright (c) 1983, 1993
38 * The Regents of the University of California. All rights reserved.
40 * Redistribution and use in source and binary forms, with or without
41 * modification, are permitted provided that the following conditions
43 * 1. Redistributions of source code must retain the above copyright
44 * notice, this list of conditions and the following disclaimer.
45 * 2. Redistributions in binary form must reproduce the above copyright
46 * notice, this list of conditions and the following disclaimer in the
47 * documentation and/or other materials provided with the distribution.
48 * 3. Neither the name of the University nor the names of its contributors
49 * may be used to endorse or promote products derived from this software
50 * without specific prior written permission.
52 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
53 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
55 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
58 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
59 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
60 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
65 #include <sys/param.h>
66 #include <sys/ioctl.h>
67 #include <sys/socket.h>
68 #include <sys/sysctl.h>
72 #include <net/if_dl.h>
73 #include <net/if_types.h>
74 #include <net/if_media.h>
75 #include <net/route.h>
88 static void domediaopt(const char *, int, int);
89 static int get_media_subtype(int, const char *);
90 static int get_media_mode(int, const char *);
91 static int get_media_options(int, const char *);
92 static int lookup_media_word(struct ifmedia_description
*, const char *);
93 static void print_media_word(int, int);
94 static void print_media_word_ifconfig(int);
96 static struct ifmedia_description
*get_toptype_desc(int);
97 static struct ifmedia_type_to_subtype
*get_toptype_ttos(int);
98 static struct ifmedia_description
*get_subtype_desc(int,
99 struct ifmedia_type_to_subtype
*ttos
);
104 struct ifmediareq ifmr
;
108 memset(&ifmr
, 0, sizeof(ifmr
));
109 strlcpy(ifmr
.ifm_name
, IfName
, sizeof(ifmr
.ifm_name
));
112 * Check if interface supports extended media types.
114 if (ioctl(s
, SIOCGIFXMEDIA
, &ifmr
) < 0)
116 if (xmedia
== 0 && ioctl(s
, SIOCGIFMEDIA
, &ifmr
) < 0) {
118 * Interface doesn't support SIOC{G,S}IFMEDIA.
123 if (ifmr
.ifm_count
== 0) {
124 warnx("%s: no media types?", IfName
);
128 media_list
= malloc(ifmr
.ifm_count
* sizeof(int));
129 if (media_list
== NULL
)
131 ifmr
.ifm_ulist
= media_list
;
134 if (ioctl(s
, SIOCGIFXMEDIA
, &ifmr
) < 0)
135 err(1, "SIOCGIFXMEDIA");
137 if (ioctl(s
, SIOCGIFMEDIA
, &ifmr
) < 0)
138 err(1, "SIOCGIFMEDIA");
142 print_media_word(ifmr
.ifm_current
, 1);
143 if (ifmr
.ifm_active
!= ifmr
.ifm_current
) {
146 print_media_word(ifmr
.ifm_active
, 0);
152 if (ifmr
.ifm_status
& IFM_AVALID
) {
153 printf("\tstatus: ");
154 switch (IFM_TYPE(ifmr
.ifm_active
)) {
156 if (ifmr
.ifm_status
& IFM_ACTIVE
)
159 printf("no carrier");
163 if (ifmr
.ifm_status
& IFM_ACTIVE
)
166 printf("no carrier");
170 /* XXX: Different value for adhoc? */
171 if (ifmr
.ifm_status
& IFM_ACTIVE
)
172 printf("associated");
174 printf("no carrier");
177 if (ifmr
.ifm_status
& IFM_ACTIVE
)
186 if (ifmr
.ifm_count
> 0 && supmedia
) {
187 printf("\tsupported media:\n");
188 for (i
= 0; i
< ifmr
.ifm_count
; i
++) {
190 print_media_word_ifconfig(media_list
[i
]);
199 ifmedia_getstate(int s
)
201 static struct ifmediareq
*ifmr
= NULL
;
206 ifmr
= malloc(sizeof(struct ifmediareq
));
210 memset(ifmr
, 0, sizeof(struct ifmediareq
));
211 strlcpy(ifmr
->ifm_name
, IfName
, sizeof(ifmr
->ifm_name
));
214 ifmr
->ifm_ulist
= NULL
;
217 * We must go through the motions of reading all
218 * supported media because we need to know both
219 * the current media type and the top-level type.
222 if (ioctl(s
, SIOCGIFXMEDIA
, ifmr
) < 0)
224 if (xmedia
== 0 && ioctl(s
, SIOCGIFMEDIA
, ifmr
) < 0)
225 err(1, "SIOCGIFMEDIA");
227 if (ifmr
->ifm_count
== 0)
228 errx(1, "%s: no media types?", IfName
);
230 mwords
= malloc(ifmr
->ifm_count
* sizeof(int));
234 ifmr
->ifm_ulist
= mwords
;
236 if (ioctl(s
, SIOCGIFXMEDIA
, ifmr
) < 0)
237 err(1, "SIOCGIFXMEDIA");
239 if (ioctl(s
, SIOCGIFMEDIA
, ifmr
) < 0)
240 err(1, "SIOCGIFMEDIA");
248 setifmediacallback(int s
, void *arg
)
250 static int did_it
= 0;
251 struct ifmediareq
*ifmr
= arg
;
255 memset(&ifr
, 0, sizeof(ifr
));
256 strlcpy(ifr
.ifr_name
, IfName
, sizeof(ifr
.ifr_name
));
257 ifr
.ifr_media
= ifmr
->ifm_current
;
258 if (ioctl(s
, SIOCSIFMEDIA
, &ifr
) < 0)
259 err(1, "SIOCSIFMEDIA (media)");
260 free(ifmr
->ifm_ulist
);
267 setmedia(const char *val
, int d __unused
, int s
,
268 const struct afswtch
*afp __unused
)
270 struct ifmediareq
*ifmr
;
273 ifmr
= ifmedia_getstate(s
);
276 * We are primarily concerned with the top-level type.
277 * However, "current" may be only IFM_NONE, so we just look
278 * for the top-level type in the first "supported type"
281 * (I'm assuming that all supported media types for a given
282 * interface will be the same top-level type..)
284 subtype
= get_media_subtype(IFM_TYPE(ifmr
->ifm_ulist
[0]), val
);
286 ifmr
->ifm_current
= (ifmr
->ifm_current
& ~(IFM_NMASK
|IFM_TMASK
)) |
287 IFM_TYPE(ifmr
->ifm_ulist
[0]) |
289 if ((ifmr
->ifm_current
& IFM_TMASK
) == 0)
290 ifmr
->ifm_current
&= ~IFM_GMASK
;
292 callback_register(setifmediacallback
, ifmr
);
296 setmediaopt(const char *val
, int d __unused
, int s
,
297 const struct afswtch
*afp __unused
)
299 domediaopt(val
, 0, s
);
303 unsetmediaopt(const char *val
, int d __unused
, int s
,
304 const struct afswtch
*afp __unused
)
306 domediaopt(val
, 1, s
);
310 domediaopt(const char *val
, int clear
, int s
)
312 struct ifmediareq
*ifmr
;
315 ifmr
= ifmedia_getstate(s
);
317 options
= get_media_options(IFM_TYPE(ifmr
->ifm_ulist
[0]), val
);
319 ifmr
->ifm_current
&= ~options
;
321 ifmr
->ifm_current
|= options
;
323 callback_register(setifmediacallback
, ifmr
);
328 setmediamode(const char *val
, int d __unused
, int s
,
329 const struct afswtch
*afp __unused
)
331 struct ifmediareq
*ifmr
;
334 ifmr
= ifmedia_getstate(s
);
336 mode
= get_media_mode(IFM_TYPE(ifmr
->ifm_ulist
[0]), val
);
337 ifmr
->ifm_current
= (ifmr
->ifm_current
& ~IFM_MMASK
) | mode
;
339 callback_register(setifmediacallback
, ifmr
);
342 /**********************************************************************
343 * A good chunk of this is duplicated from sys/net/ifmedia.c
344 **********************************************************************/
346 static struct ifmedia_description ifm_type_descriptions
[] =
347 IFM_TYPE_DESCRIPTIONS
;
349 static struct ifmedia_description ifm_subtype_ethernet_descriptions
[] =
350 IFM_SUBTYPE_ETHERNET_DESCRIPTIONS
;
352 static struct ifmedia_description ifm_subtype_ethernet_aliases
[] =
353 IFM_SUBTYPE_ETHERNET_ALIASES
;
355 static struct ifmedia_description ifm_subtype_ethernet_option_descriptions
[] =
356 IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS
;
358 static struct ifmedia_description ifm_subtype_ethernet_option_alias
[] =
359 IFM_SUBTYPE_ETHERNET_OPTION_ALIAS
;
361 static struct ifmedia_description ifm_subtype_ieee80211_descriptions
[] =
362 IFM_SUBTYPE_IEEE80211_DESCRIPTIONS
;
364 static struct ifmedia_description ifm_subtype_ieee80211_aliases
[] =
365 IFM_SUBTYPE_IEEE80211_ALIASES
;
367 static struct ifmedia_description ifm_subtype_ieee80211_option_descriptions
[] =
368 IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS
;
370 struct ifmedia_description ifm_subtype_ieee80211_mode_descriptions
[] =
371 IFM_SUBTYPE_IEEE80211_MODE_DESCRIPTIONS
;
373 struct ifmedia_description ifm_subtype_ieee80211_mode_aliases
[] =
374 IFM_SUBTYPE_IEEE80211_MODE_ALIASES
;
376 static struct ifmedia_description ifm_subtype_atm_descriptions
[] =
377 IFM_SUBTYPE_ATM_DESCRIPTIONS
;
379 static struct ifmedia_description ifm_subtype_atm_aliases
[] =
380 IFM_SUBTYPE_ATM_ALIASES
;
382 static struct ifmedia_description ifm_subtype_atm_option_descriptions
[] =
383 IFM_SUBTYPE_ATM_OPTION_DESCRIPTIONS
;
385 static struct ifmedia_description ifm_subtype_shared_descriptions
[] =
386 IFM_SUBTYPE_SHARED_DESCRIPTIONS
;
388 static struct ifmedia_description ifm_subtype_shared_aliases
[] =
389 IFM_SUBTYPE_SHARED_ALIASES
;
391 static struct ifmedia_description ifm_shared_option_descriptions
[] =
392 IFM_SHARED_OPTION_DESCRIPTIONS
;
394 struct ifmedia_type_to_subtype
{
396 struct ifmedia_description
*desc
;
400 struct ifmedia_description
*desc
;
404 struct ifmedia_description
*desc
;
409 /* must be in the same order as IFM_TYPE_DESCRIPTIONS */
410 static struct ifmedia_type_to_subtype ifmedia_types_to_subtypes
[] = {
413 { &ifm_subtype_shared_descriptions
[0], 0 },
414 { &ifm_subtype_shared_aliases
[0], 1 },
415 { &ifm_subtype_ethernet_descriptions
[0], 0 },
416 { &ifm_subtype_ethernet_aliases
[0], 1 },
420 { &ifm_shared_option_descriptions
[0], 0 },
421 { &ifm_subtype_ethernet_option_descriptions
[0], 0 },
422 { &ifm_subtype_ethernet_option_alias
[0], 1 },
431 { &ifm_subtype_shared_descriptions
[0], 0 },
432 { &ifm_subtype_shared_aliases
[0], 1 },
433 { &ifm_subtype_ieee80211_descriptions
[0], 0 },
434 { &ifm_subtype_ieee80211_aliases
[0], 1 },
438 { &ifm_shared_option_descriptions
[0], 0 },
439 { &ifm_subtype_ieee80211_option_descriptions
[0], 0 },
443 { &ifm_subtype_ieee80211_mode_descriptions
[0], 0 },
444 { &ifm_subtype_ieee80211_mode_aliases
[0], 0 },
450 { &ifm_subtype_shared_descriptions
[0], 0 },
451 { &ifm_subtype_shared_aliases
[0], 1 },
452 { &ifm_subtype_atm_descriptions
[0], 0 },
453 { &ifm_subtype_atm_aliases
[0], 1 },
457 { &ifm_shared_option_descriptions
[0], 0 },
458 { &ifm_subtype_atm_option_descriptions
[0], 0 },
468 get_media_subtype(int type
, const char *val
)
470 struct ifmedia_description
*desc
;
471 struct ifmedia_type_to_subtype
*ttos
;
474 /* Find the top-level interface type. */
475 for (desc
= ifm_type_descriptions
, ttos
= ifmedia_types_to_subtypes
;
476 desc
->ifmt_string
!= NULL
; desc
++, ttos
++)
477 if (type
== desc
->ifmt_word
)
479 if (desc
->ifmt_string
== NULL
)
480 errx(1, "unknown media type 0x%x", type
);
482 for (i
= 0; ttos
->subtypes
[i
].desc
!= NULL
; i
++) {
483 rval
= lookup_media_word(ttos
->subtypes
[i
].desc
, val
);
487 errx(1, "unknown media subtype: %s", val
);
492 get_media_mode(int type
, const char *val
)
494 struct ifmedia_description
*desc
;
495 struct ifmedia_type_to_subtype
*ttos
;
498 /* Find the top-level interface type. */
499 for (desc
= ifm_type_descriptions
, ttos
= ifmedia_types_to_subtypes
;
500 desc
->ifmt_string
!= NULL
; desc
++, ttos
++)
501 if (type
== desc
->ifmt_word
)
503 if (desc
->ifmt_string
== NULL
)
504 errx(1, "unknown media mode 0x%x", type
);
506 for (i
= 0; ttos
->modes
[i
].desc
!= NULL
; i
++) {
507 rval
= lookup_media_word(ttos
->modes
[i
].desc
, val
);
515 get_media_options(int type
, const char *val
)
517 struct ifmedia_description
*desc
;
518 struct ifmedia_type_to_subtype
*ttos
;
519 char *optlist
, *optptr
;
520 int option
= 0, i
, rval
= 0;
522 /* We muck with the string, so copy it. */
523 optlist
= strdup(val
);
527 /* Find the top-level interface type. */
528 for (desc
= ifm_type_descriptions
, ttos
= ifmedia_types_to_subtypes
;
529 desc
->ifmt_string
!= NULL
; desc
++, ttos
++)
530 if (type
== desc
->ifmt_word
)
532 if (desc
->ifmt_string
== NULL
)
533 errx(1, "unknown media type 0x%x", type
);
536 * Look up the options in the user-provided comma-separated
540 for (; (optptr
= strtok(optptr
, ",")) != NULL
; optptr
= NULL
) {
541 for (i
= 0; ttos
->options
[i
].desc
!= NULL
; i
++) {
542 option
= lookup_media_word(ttos
->options
[i
].desc
, optptr
);
547 errx(1, "unknown option: %s", optptr
);
556 lookup_media_word(struct ifmedia_description
*desc
, const char *val
)
559 for (; desc
->ifmt_string
!= NULL
; desc
++)
560 if (strcasecmp(desc
->ifmt_string
, val
) == 0)
561 return (desc
->ifmt_word
);
566 static struct ifmedia_description
*get_toptype_desc(int ifmw
)
568 struct ifmedia_description
*desc
;
570 for (desc
= ifm_type_descriptions
; desc
->ifmt_string
!= NULL
; desc
++)
571 if (IFM_TYPE(ifmw
) == desc
->ifmt_word
)
577 static struct ifmedia_type_to_subtype
*get_toptype_ttos(int ifmw
)
579 struct ifmedia_description
*desc
;
580 struct ifmedia_type_to_subtype
*ttos
;
582 for (desc
= ifm_type_descriptions
, ttos
= ifmedia_types_to_subtypes
;
583 desc
->ifmt_string
!= NULL
; desc
++, ttos
++)
584 if (IFM_TYPE(ifmw
) == desc
->ifmt_word
)
590 static struct ifmedia_description
*get_subtype_desc(int ifmw
,
591 struct ifmedia_type_to_subtype
*ttos
)
594 struct ifmedia_description
*desc
;
596 for (i
= 0; ttos
->subtypes
[i
].desc
!= NULL
; i
++) {
597 if (ttos
->subtypes
[i
].alias
)
599 for (desc
= ttos
->subtypes
[i
].desc
;
600 desc
->ifmt_string
!= NULL
; desc
++) {
601 if (IFM_SUBTYPE(ifmw
) == desc
->ifmt_word
)
609 static struct ifmedia_description
*get_mode_desc(int ifmw
,
610 struct ifmedia_type_to_subtype
*ttos
)
613 struct ifmedia_description
*desc
;
615 for (i
= 0; ttos
->modes
[i
].desc
!= NULL
; i
++) {
616 if (ttos
->modes
[i
].alias
)
618 for (desc
= ttos
->modes
[i
].desc
;
619 desc
->ifmt_string
!= NULL
; desc
++) {
620 if (IFM_MODE(ifmw
) == desc
->ifmt_word
)
629 print_media_word(int ifmw
, int print_toptype
)
631 struct ifmedia_description
*desc
;
632 struct ifmedia_type_to_subtype
*ttos
;
633 int seen_option
= 0, i
;
635 /* Find the top-level interface type. */
636 desc
= get_toptype_desc(ifmw
);
637 ttos
= get_toptype_ttos(ifmw
);
638 if (desc
->ifmt_string
== NULL
) {
639 printf("<unknown type>");
641 } else if (print_toptype
) {
642 printf("%s", desc
->ifmt_string
);
646 * Don't print the top-level type; it's not like we can
647 * change it, or anything.
651 desc
= get_subtype_desc(ifmw
, ttos
);
655 /* Falling to here means unknown subtype. */
656 printf("<unknown subtype>");
663 printf("%s", desc
->ifmt_string
);
666 desc
= get_mode_desc(ifmw
, ttos
);
667 if (desc
!= NULL
&& strcasecmp("autoselect", desc
->ifmt_string
))
668 printf(" mode %s", desc
->ifmt_string
);
672 for (i
= 0; ttos
->options
[i
].desc
!= NULL
; i
++) {
673 if (ttos
->options
[i
].alias
)
675 for (desc
= ttos
->options
[i
].desc
;
676 desc
->ifmt_string
!= NULL
; desc
++) {
677 if (ifmw
& desc
->ifmt_word
) {
678 if (seen_option
== 0)
680 printf("%s%s", seen_option
++ ? "," : "",
685 printf("%s", seen_option
? ">" : "");
689 print_media_word_ifconfig(int ifmw
)
691 struct ifmedia_description
*desc
;
692 struct ifmedia_type_to_subtype
*ttos
;
695 /* Find the top-level interface type. */
696 desc
= get_toptype_desc(ifmw
);
697 ttos
= get_toptype_ttos(ifmw
);
698 if (desc
->ifmt_string
== NULL
) {
699 printf("<unknown type>");
704 * Don't print the top-level type; it's not like we can
705 * change it, or anything.
709 desc
= get_subtype_desc(ifmw
, ttos
);
713 /* Falling to here means unknown subtype. */
714 printf("<unknown subtype>");
718 printf("media %s", desc
->ifmt_string
);
720 desc
= get_mode_desc(ifmw
, ttos
);
722 printf(" mode %s", desc
->ifmt_string
);
725 for (i
= 0; ttos
->options
[i
].desc
!= NULL
; i
++) {
726 if (ttos
->options
[i
].alias
)
728 for (desc
= ttos
->options
[i
].desc
;
729 desc
->ifmt_string
!= NULL
; desc
++) {
730 if (ifmw
& desc
->ifmt_word
) {
731 printf(" mediaopt %s", desc
->ifmt_string
);
737 /**********************************************************************
739 **********************************************************************/
741 static struct cmd media_cmds
[] = {
742 DEF_CMD_ARG("media", setmedia
),
743 DEF_CMD_ARG("mode", setmediamode
),
744 DEF_CMD_ARG("mediaopt", setmediaopt
),
745 DEF_CMD_ARG("-mediaopt",unsetmediaopt
),
747 static struct afswtch af_media
= {
748 .af_name
= "af_media",
750 .af_other_status
= media_status
,
759 for (i
= 0; i
< nitems(media_cmds
); i
++)
760 cmd_register(&media_cmds
[i
]);
762 af_register(&af_media
);