xref: /freebsd/sbin/ifconfig/ifieee80211.c (revision 30b72b6871140f0b29c64d41fc85c4c1d4d4b3f4)
1 /*
2  * Copyright 2001 The Aerospace Corporation.  All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  * 1. Redistributions of source code must retain the above copyright
8  *    notice, this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright
10  *    notice, this list of conditions and the following disclaimer in the
11  *    documentation and/or other materials provided with the distribution.
12  * 3. The name of The Aerospace Corporation may not be used to endorse or
13  *    promote products derived from this software.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 /*-
31  * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc.
32  * All rights reserved.
33  *
34  * This code is derived from software contributed to The NetBSD Foundation
35  * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
36  * NASA Ames Research Center.
37  *
38  * Redistribution and use in source and binary forms, with or without
39  * modification, are permitted provided that the following conditions
40  * are met:
41  * 1. Redistributions of source code must retain the above copyright
42  *    notice, this list of conditions and the following disclaimer.
43  * 2. Redistributions in binary form must reproduce the above copyright
44  *    notice, this list of conditions and the following disclaimer in the
45  *    documentation and/or other materials provided with the distribution.
46  *
47  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
48  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
49  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
50  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
51  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
52  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
53  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
54  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
55  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
56  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
57  * POSSIBILITY OF SUCH DAMAGE.
58  */
59 
60 #include <sys/param.h>
61 #include <sys/ioctl.h>
62 #include <sys/socket.h>
63 #include <sys/sysctl.h>
64 #include <sys/time.h>
65 
66 #include <net/ethernet.h>
67 #include <net/if.h>
68 #include <net/if_dl.h>
69 #include <net/if_types.h>
70 #include <net/if_media.h>
71 #include <net/route.h>
72 
73 #include <net80211/ieee80211_ioctl.h>
74 #include <net80211/ieee80211_freebsd.h>
75 #include <net80211/ieee80211_superg.h>
76 #include <net80211/ieee80211_tdma.h>
77 #include <net80211/ieee80211_mesh.h>
78 
79 #include <assert.h>
80 #include <ctype.h>
81 #include <err.h>
82 #include <errno.h>
83 #include <fcntl.h>
84 #include <inttypes.h>
85 #include <stdio.h>
86 #include <stdlib.h>
87 #include <string.h>
88 #include <unistd.h>
89 #include <stdarg.h>
90 #include <stddef.h>		/* NB: for offsetof */
91 
92 #include "ifconfig.h"
93 
94 #include <lib80211/lib80211_regdomain.h>
95 #include <lib80211/lib80211_ioctl.h>
96 
97 #ifndef IEEE80211_FIXED_RATE_NONE
98 #define	IEEE80211_FIXED_RATE_NONE	0xff
99 #endif
100 
101 /* XXX need these publicly defined or similar */
102 #ifndef IEEE80211_NODE_AUTH
103 #define	IEEE80211_NODE_AUTH	0x000001	/* authorized for data */
104 #define	IEEE80211_NODE_QOS	0x000002	/* QoS enabled */
105 #define	IEEE80211_NODE_ERP	0x000004	/* ERP enabled */
106 #define	IEEE80211_NODE_PWR_MGT	0x000010	/* power save mode enabled */
107 #define	IEEE80211_NODE_AREF	0x000020	/* authentication ref held */
108 #define	IEEE80211_NODE_HT	0x000040	/* HT enabled */
109 #define	IEEE80211_NODE_HTCOMPAT	0x000080	/* HT setup w/ vendor OUI's */
110 #define	IEEE80211_NODE_WPS	0x000100	/* WPS association */
111 #define	IEEE80211_NODE_TSN	0x000200	/* TSN association */
112 #define	IEEE80211_NODE_AMPDU_RX	0x000400	/* AMPDU rx enabled */
113 #define	IEEE80211_NODE_AMPDU_TX	0x000800	/* AMPDU tx enabled */
114 #define	IEEE80211_NODE_MIMO_PS	0x001000	/* MIMO power save enabled */
115 #define	IEEE80211_NODE_MIMO_RTS	0x002000	/* send RTS in MIMO PS */
116 #define	IEEE80211_NODE_RIFS	0x004000	/* RIFS enabled */
117 #define	IEEE80211_NODE_SGI20	0x008000	/* Short GI in HT20 enabled */
118 #define	IEEE80211_NODE_SGI40	0x010000	/* Short GI in HT40 enabled */
119 #define	IEEE80211_NODE_ASSOCID	0x020000	/* xmit requires associd */
120 #define	IEEE80211_NODE_AMSDU_RX	0x040000	/* AMSDU rx enabled */
121 #define	IEEE80211_NODE_AMSDU_TX	0x080000	/* AMSDU tx enabled */
122 #endif
123 
124 #define	MAXCHAN	1536		/* max 1.5K channels */
125 
126 #define	MAXCOL	78
127 static	int col;
128 static	char spacer;
129 
130 static void LINE_INIT(char c);
131 static void LINE_BREAK(void);
132 static void LINE_CHECK(const char *fmt, ...);
133 
134 static const char *modename[IEEE80211_MODE_MAX] = {
135 	[IEEE80211_MODE_AUTO]	  = "auto",
136 	[IEEE80211_MODE_11A]	  = "11a",
137 	[IEEE80211_MODE_11B]	  = "11b",
138 	[IEEE80211_MODE_11G]	  = "11g",
139 	[IEEE80211_MODE_FH]	  = "fh",
140 	[IEEE80211_MODE_TURBO_A]  = "turboA",
141 	[IEEE80211_MODE_TURBO_G]  = "turboG",
142 	[IEEE80211_MODE_STURBO_A] = "sturbo",
143 	[IEEE80211_MODE_11NA]	  = "11na",
144 	[IEEE80211_MODE_11NG]	  = "11ng",
145 	[IEEE80211_MODE_HALF]	  = "half",
146 	[IEEE80211_MODE_QUARTER]  = "quarter"
147 };
148 
149 static void set80211(int s, int type, int val, int len, void *data);
150 static int get80211(int s, int type, void *data, int len);
151 static int get80211len(int s, int type, void *data, int len, int *plen);
152 static int get80211val(int s, int type, int *val);
153 static const char *get_string(const char *val, const char *sep,
154     u_int8_t *buf, int *lenp);
155 static void print_string(const u_int8_t *buf, int len);
156 static void print_regdomain(const struct ieee80211_regdomain *, int);
157 static void print_channels(int, const struct ieee80211req_chaninfo *,
158     int allchans, int verbose);
159 static void regdomain_makechannels(struct ieee80211_regdomain_req *,
160     const struct ieee80211_devcaps_req *);
161 static const char *mesh_linkstate_string(uint8_t state);
162 
163 static struct ieee80211req_chaninfo *chaninfo;
164 static struct ieee80211_regdomain regdomain;
165 static int gotregdomain = 0;
166 static struct ieee80211_roamparams_req roamparams;
167 static int gotroam = 0;
168 static struct ieee80211_txparams_req txparams;
169 static int gottxparams = 0;
170 static struct ieee80211_channel curchan;
171 static int gotcurchan = 0;
172 static struct ifmediareq *ifmr;
173 static int htconf = 0;
174 static	int gothtconf = 0;
175 
176 static void
177 gethtconf(int s)
178 {
179 	if (gothtconf)
180 		return;
181 	if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0)
182 		warn("unable to get HT configuration information");
183 	gothtconf = 1;
184 }
185 
186 /*
187  * Collect channel info from the kernel.  We use this (mostly)
188  * to handle mapping between frequency and IEEE channel number.
189  */
190 static void
191 getchaninfo(int s)
192 {
193 	if (chaninfo != NULL)
194 		return;
195 	chaninfo = malloc(IEEE80211_CHANINFO_SIZE(MAXCHAN));
196 	if (chaninfo == NULL)
197 		errx(1, "no space for channel list");
198 	if (get80211(s, IEEE80211_IOC_CHANINFO, chaninfo,
199 	    IEEE80211_CHANINFO_SIZE(MAXCHAN)) < 0)
200 		err(1, "unable to get channel information");
201 	ifmr = ifmedia_getstate(s);
202 	gethtconf(s);
203 }
204 
205 static struct regdata *
206 getregdata(void)
207 {
208 	static struct regdata *rdp = NULL;
209 	if (rdp == NULL) {
210 		rdp = lib80211_alloc_regdata();
211 		if (rdp == NULL)
212 			errx(-1, "missing or corrupted regdomain database");
213 	}
214 	return rdp;
215 }
216 
217 /*
218  * Given the channel at index i with attributes from,
219  * check if there is a channel with attributes to in
220  * the channel table.  With suitable attributes this
221  * allows the caller to look for promotion; e.g. from
222  * 11b > 11g.
223  */
224 static int
225 canpromote(int i, int from, int to)
226 {
227 	const struct ieee80211_channel *fc = &chaninfo->ic_chans[i];
228 	u_int j;
229 
230 	if ((fc->ic_flags & from) != from)
231 		return i;
232 	/* NB: quick check exploiting ordering of chans w/ same frequency */
233 	if (i+1 < chaninfo->ic_nchans &&
234 	    chaninfo->ic_chans[i+1].ic_freq == fc->ic_freq &&
235 	    (chaninfo->ic_chans[i+1].ic_flags & to) == to)
236 		return i+1;
237 	/* brute force search in case channel list is not ordered */
238 	for (j = 0; j < chaninfo->ic_nchans; j++) {
239 		const struct ieee80211_channel *tc = &chaninfo->ic_chans[j];
240 		if (j != i &&
241 		    tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to)
242 		return j;
243 	}
244 	return i;
245 }
246 
247 /*
248  * Handle channel promotion.  When a channel is specified with
249  * only a frequency we want to promote it to the ``best'' channel
250  * available.  The channel list has separate entries for 11b, 11g,
251  * 11a, and 11n[ga] channels so specifying a frequency w/o any
252  * attributes requires we upgrade, e.g. from 11b -> 11g.  This
253  * gets complicated when the channel is specified on the same
254  * command line with a media request that constrains the available
255  * channe list (e.g. mode 11a); we want to honor that to avoid
256  * confusing behaviour.
257  */
258 static int
259 promote(int i)
260 {
261 	/*
262 	 * Query the current mode of the interface in case it's
263 	 * constrained (e.g. to 11a).  We must do this carefully
264 	 * as there may be a pending ifmedia request in which case
265 	 * asking the kernel will give us the wrong answer.  This
266 	 * is an unfortunate side-effect of the way ifconfig is
267 	 * structure for modularity (yech).
268 	 *
269 	 * NB: ifmr is actually setup in getchaninfo (above); we
270 	 *     assume it's called coincident with to this call so
271 	 *     we have a ``current setting''; otherwise we must pass
272 	 *     the socket descriptor down to here so we can make
273 	 *     the ifmedia_getstate call ourselves.
274 	 */
275 	int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO;
276 
277 	/* when ambiguous promote to ``best'' */
278 	/* NB: we abitrarily pick HT40+ over HT40- */
279 	if (chanmode != IFM_IEEE80211_11B)
280 		i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G);
281 	if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) {
282 		i = canpromote(i, IEEE80211_CHAN_G,
283 			IEEE80211_CHAN_G | IEEE80211_CHAN_HT20);
284 		if (htconf & 2) {
285 			i = canpromote(i, IEEE80211_CHAN_G,
286 				IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D);
287 			i = canpromote(i, IEEE80211_CHAN_G,
288 				IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U);
289 		}
290 	}
291 	if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) {
292 		i = canpromote(i, IEEE80211_CHAN_A,
293 			IEEE80211_CHAN_A | IEEE80211_CHAN_HT20);
294 		if (htconf & 2) {
295 			i = canpromote(i, IEEE80211_CHAN_A,
296 				IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D);
297 			i = canpromote(i, IEEE80211_CHAN_A,
298 				IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U);
299 		}
300 	}
301 	return i;
302 }
303 
304 static void
305 mapfreq(struct ieee80211_channel *chan, int freq, int flags)
306 {
307 	u_int i;
308 
309 	for (i = 0; i < chaninfo->ic_nchans; i++) {
310 		const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
311 
312 		if (c->ic_freq == freq && (c->ic_flags & flags) == flags) {
313 			if (flags == 0) {
314 				/* when ambiguous promote to ``best'' */
315 				c = &chaninfo->ic_chans[promote(i)];
316 			}
317 			*chan = *c;
318 			return;
319 		}
320 	}
321 	errx(1, "unknown/undefined frequency %u/0x%x", freq, flags);
322 }
323 
324 static void
325 mapchan(struct ieee80211_channel *chan, int ieee, int flags)
326 {
327 	u_int i;
328 
329 	for (i = 0; i < chaninfo->ic_nchans; i++) {
330 		const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
331 
332 		if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) {
333 			if (flags == 0) {
334 				/* when ambiguous promote to ``best'' */
335 				c = &chaninfo->ic_chans[promote(i)];
336 			}
337 			*chan = *c;
338 			return;
339 		}
340 	}
341 	errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags);
342 }
343 
344 static const struct ieee80211_channel *
345 getcurchan(int s)
346 {
347 	if (gotcurchan)
348 		return &curchan;
349 	if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) {
350 		int val;
351 		/* fall back to legacy ioctl */
352 		if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0)
353 			err(-1, "cannot figure out current channel");
354 		getchaninfo(s);
355 		mapchan(&curchan, val, 0);
356 	}
357 	gotcurchan = 1;
358 	return &curchan;
359 }
360 
361 static enum ieee80211_phymode
362 chan2mode(const struct ieee80211_channel *c)
363 {
364 	if (IEEE80211_IS_CHAN_HTA(c))
365 		return IEEE80211_MODE_11NA;
366 	if (IEEE80211_IS_CHAN_HTG(c))
367 		return IEEE80211_MODE_11NG;
368 	if (IEEE80211_IS_CHAN_108A(c))
369 		return IEEE80211_MODE_TURBO_A;
370 	if (IEEE80211_IS_CHAN_108G(c))
371 		return IEEE80211_MODE_TURBO_G;
372 	if (IEEE80211_IS_CHAN_ST(c))
373 		return IEEE80211_MODE_STURBO_A;
374 	if (IEEE80211_IS_CHAN_FHSS(c))
375 		return IEEE80211_MODE_FH;
376 	if (IEEE80211_IS_CHAN_HALF(c))
377 		return IEEE80211_MODE_HALF;
378 	if (IEEE80211_IS_CHAN_QUARTER(c))
379 		return IEEE80211_MODE_QUARTER;
380 	if (IEEE80211_IS_CHAN_A(c))
381 		return IEEE80211_MODE_11A;
382 	if (IEEE80211_IS_CHAN_ANYG(c))
383 		return IEEE80211_MODE_11G;
384 	if (IEEE80211_IS_CHAN_B(c))
385 		return IEEE80211_MODE_11B;
386 	return IEEE80211_MODE_AUTO;
387 }
388 
389 static void
390 getroam(int s)
391 {
392 	if (gotroam)
393 		return;
394 	if (get80211(s, IEEE80211_IOC_ROAM,
395 	    &roamparams, sizeof(roamparams)) < 0)
396 		err(1, "unable to get roaming parameters");
397 	gotroam = 1;
398 }
399 
400 static void
401 setroam_cb(int s, void *arg)
402 {
403 	struct ieee80211_roamparams_req *roam = arg;
404 	set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam);
405 }
406 
407 static void
408 gettxparams(int s)
409 {
410 	if (gottxparams)
411 		return;
412 	if (get80211(s, IEEE80211_IOC_TXPARAMS,
413 	    &txparams, sizeof(txparams)) < 0)
414 		err(1, "unable to get transmit parameters");
415 	gottxparams = 1;
416 }
417 
418 static void
419 settxparams_cb(int s, void *arg)
420 {
421 	struct ieee80211_txparams_req *txp = arg;
422 	set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp);
423 }
424 
425 static void
426 getregdomain(int s)
427 {
428 	if (gotregdomain)
429 		return;
430 	if (get80211(s, IEEE80211_IOC_REGDOMAIN,
431 	    &regdomain, sizeof(regdomain)) < 0)
432 		err(1, "unable to get regulatory domain info");
433 	gotregdomain = 1;
434 }
435 
436 static void
437 getdevcaps(int s, struct ieee80211_devcaps_req *dc)
438 {
439 	if (get80211(s, IEEE80211_IOC_DEVCAPS, dc,
440 	    IEEE80211_DEVCAPS_SPACE(dc)) < 0)
441 		err(1, "unable to get device capabilities");
442 }
443 
444 static void
445 setregdomain_cb(int s, void *arg)
446 {
447 	struct ieee80211_regdomain_req *req;
448 	struct ieee80211_regdomain *rd = arg;
449 	struct ieee80211_devcaps_req *dc;
450 	struct regdata *rdp = getregdata();
451 
452 	if (rd->country != NO_COUNTRY) {
453 		const struct country *cc;
454 		/*
455 		 * Check current country seting to make sure it's
456 		 * compatible with the new regdomain.  If not, then
457 		 * override it with any default country for this
458 		 * SKU.  If we cannot arrange a match, then abort.
459 		 */
460 		cc = lib80211_country_findbycc(rdp, rd->country);
461 		if (cc == NULL)
462 			errx(1, "unknown ISO country code %d", rd->country);
463 		if (cc->rd->sku != rd->regdomain) {
464 			const struct regdomain *rp;
465 			/*
466 			 * Check if country is incompatible with regdomain.
467 			 * To enable multiple regdomains for a country code
468 			 * we permit a mismatch between the regdomain and
469 			 * the country's associated regdomain when the
470 			 * regdomain is setup w/o a default country.  For
471 			 * example, US is bound to the FCC regdomain but
472 			 * we allow US to be combined with FCC3 because FCC3
473 			 * has not default country.  This allows bogus
474 			 * combinations like FCC3+DK which are resolved when
475 			 * constructing the channel list by deferring to the
476 			 * regdomain to construct the channel list.
477 			 */
478 			rp = lib80211_regdomain_findbysku(rdp, rd->regdomain);
479 			if (rp == NULL)
480 				errx(1, "country %s (%s) is not usable with "
481 				    "regdomain %d", cc->isoname, cc->name,
482 				    rd->regdomain);
483 			else if (rp->cc != NULL && rp->cc != cc)
484 				errx(1, "country %s (%s) is not usable with "
485 				   "regdomain %s", cc->isoname, cc->name,
486 				   rp->name);
487 		}
488 	}
489 	/*
490 	 * Fetch the device capabilities and calculate the
491 	 * full set of netbands for which we request a new
492 	 * channel list be constructed.  Once that's done we
493 	 * push the regdomain info + channel list to the kernel.
494 	 */
495 	dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
496 	if (dc == NULL)
497 		errx(1, "no space for device capabilities");
498 	dc->dc_chaninfo.ic_nchans = MAXCHAN;
499 	getdevcaps(s, dc);
500 #if 0
501 	if (verbose) {
502 		printf("drivercaps: 0x%x\n", dc->dc_drivercaps);
503 		printf("cryptocaps: 0x%x\n", dc->dc_cryptocaps);
504 		printf("htcaps    : 0x%x\n", dc->dc_htcaps);
505 		memcpy(chaninfo, &dc->dc_chaninfo,
506 		    IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
507 		print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, 1/*verbose*/);
508 	}
509 #endif
510 	req = malloc(IEEE80211_REGDOMAIN_SIZE(dc->dc_chaninfo.ic_nchans));
511 	if (req == NULL)
512 		errx(1, "no space for regdomain request");
513 	req->rd = *rd;
514 	regdomain_makechannels(req, dc);
515 	if (verbose) {
516 		LINE_INIT(':');
517 		print_regdomain(rd, 1/*verbose*/);
518 		LINE_BREAK();
519 		/* blech, reallocate channel list for new data */
520 		if (chaninfo != NULL)
521 			free(chaninfo);
522 		chaninfo = malloc(IEEE80211_CHANINFO_SPACE(&req->chaninfo));
523 		if (chaninfo == NULL)
524 			errx(1, "no space for channel list");
525 		memcpy(chaninfo, &req->chaninfo,
526 		    IEEE80211_CHANINFO_SPACE(&req->chaninfo));
527 		print_channels(s, &req->chaninfo, 1/*allchans*/, 1/*verbose*/);
528 	}
529 	if (req->chaninfo.ic_nchans == 0)
530 		errx(1, "no channels calculated");
531 	set80211(s, IEEE80211_IOC_REGDOMAIN, 0,
532 	    IEEE80211_REGDOMAIN_SPACE(req), req);
533 	free(req);
534 	free(dc);
535 }
536 
537 static int
538 ieee80211_mhz2ieee(int freq, int flags)
539 {
540 	struct ieee80211_channel chan;
541 	mapfreq(&chan, freq, flags);
542 	return chan.ic_ieee;
543 }
544 
545 static int
546 isanyarg(const char *arg)
547 {
548 	return (strncmp(arg, "-", 1) == 0 ||
549 	    strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0);
550 }
551 
552 static void
553 set80211ssid(const char *val, int d, int s, const struct afswtch *rafp)
554 {
555 	int		ssid;
556 	int		len;
557 	u_int8_t	data[IEEE80211_NWID_LEN];
558 
559 	ssid = 0;
560 	len = strlen(val);
561 	if (len > 2 && isdigit((int)val[0]) && val[1] == ':') {
562 		ssid = atoi(val)-1;
563 		val += 2;
564 	}
565 
566 	bzero(data, sizeof(data));
567 	len = sizeof(data);
568 	if (get_string(val, NULL, data, &len) == NULL)
569 		exit(1);
570 
571 	set80211(s, IEEE80211_IOC_SSID, ssid, len, data);
572 }
573 
574 static void
575 set80211meshid(const char *val, int d, int s, const struct afswtch *rafp)
576 {
577 	int		len;
578 	u_int8_t	data[IEEE80211_NWID_LEN];
579 
580 	memset(data, 0, sizeof(data));
581 	len = sizeof(data);
582 	if (get_string(val, NULL, data, &len) == NULL)
583 		exit(1);
584 
585 	set80211(s, IEEE80211_IOC_MESH_ID, 0, len, data);
586 }
587 
588 static void
589 set80211stationname(const char *val, int d, int s, const struct afswtch *rafp)
590 {
591 	int			len;
592 	u_int8_t		data[33];
593 
594 	bzero(data, sizeof(data));
595 	len = sizeof(data);
596 	get_string(val, NULL, data, &len);
597 
598 	set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data);
599 }
600 
601 /*
602  * Parse a channel specification for attributes/flags.
603  * The syntax is:
604  *	freq/xx		channel width (5,10,20,40,40+,40-)
605  *	freq:mode	channel mode (a,b,g,h,n,t,s,d)
606  *
607  * These can be combined in either order; e.g. 2437:ng/40.
608  * Modes are case insensitive.
609  *
610  * The result is not validated here; it's assumed to be
611  * checked against the channel table fetched from the kernel.
612  */
613 static int
614 getchannelflags(const char *val, int freq)
615 {
616 #define	_CHAN_HT	0x80000000
617 	const char *cp;
618 	int flags;
619 
620 	flags = 0;
621 
622 	cp = strchr(val, ':');
623 	if (cp != NULL) {
624 		for (cp++; isalpha((int) *cp); cp++) {
625 			/* accept mixed case */
626 			int c = *cp;
627 			if (isupper(c))
628 				c = tolower(c);
629 			switch (c) {
630 			case 'a':		/* 802.11a */
631 				flags |= IEEE80211_CHAN_A;
632 				break;
633 			case 'b':		/* 802.11b */
634 				flags |= IEEE80211_CHAN_B;
635 				break;
636 			case 'g':		/* 802.11g */
637 				flags |= IEEE80211_CHAN_G;
638 				break;
639 			case 'h':		/* ht = 802.11n */
640 			case 'n':		/* 802.11n */
641 				flags |= _CHAN_HT;	/* NB: private */
642 				break;
643 			case 'd':		/* dt = Atheros Dynamic Turbo */
644 				flags |= IEEE80211_CHAN_TURBO;
645 				break;
646 			case 't':		/* ht, dt, st, t */
647 				/* dt and unadorned t specify Dynamic Turbo */
648 				if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0)
649 					flags |= IEEE80211_CHAN_TURBO;
650 				break;
651 			case 's':		/* st = Atheros Static Turbo */
652 				flags |= IEEE80211_CHAN_STURBO;
653 				break;
654 			default:
655 				errx(-1, "%s: Invalid channel attribute %c\n",
656 				    val, *cp);
657 			}
658 		}
659 	}
660 	cp = strchr(val, '/');
661 	if (cp != NULL) {
662 		char *ep;
663 		u_long cw = strtoul(cp+1, &ep, 10);
664 
665 		switch (cw) {
666 		case 5:
667 			flags |= IEEE80211_CHAN_QUARTER;
668 			break;
669 		case 10:
670 			flags |= IEEE80211_CHAN_HALF;
671 			break;
672 		case 20:
673 			/* NB: this may be removed below */
674 			flags |= IEEE80211_CHAN_HT20;
675 			break;
676 		case 40:
677 			if (ep != NULL && *ep == '+')
678 				flags |= IEEE80211_CHAN_HT40U;
679 			else if (ep != NULL && *ep == '-')
680 				flags |= IEEE80211_CHAN_HT40D;
681 			break;
682 		default:
683 			errx(-1, "%s: Invalid channel width\n", val);
684 		}
685 	}
686 	/*
687 	 * Cleanup specifications.
688 	 */
689 	if ((flags & _CHAN_HT) == 0) {
690 		/*
691 		 * If user specified freq/20 or freq/40 quietly remove
692 		 * HT cw attributes depending on channel use.  To give
693 		 * an explicit 20/40 width for an HT channel you must
694 		 * indicate it is an HT channel since all HT channels
695 		 * are also usable for legacy operation; e.g. freq:n/40.
696 		 */
697 		flags &= ~IEEE80211_CHAN_HT;
698 	} else {
699 		/*
700 		 * Remove private indicator that this is an HT channel
701 		 * and if no explicit channel width has been given
702 		 * provide the default settings.
703 		 */
704 		flags &= ~_CHAN_HT;
705 		if ((flags & IEEE80211_CHAN_HT) == 0) {
706 			struct ieee80211_channel chan;
707 			/*
708 			 * Consult the channel list to see if we can use
709 			 * HT40+ or HT40- (if both the map routines choose).
710 			 */
711 			if (freq > 255)
712 				mapfreq(&chan, freq, 0);
713 			else
714 				mapchan(&chan, freq, 0);
715 			flags |= (chan.ic_flags & IEEE80211_CHAN_HT);
716 		}
717 	}
718 	return flags;
719 #undef _CHAN_HT
720 }
721 
722 static void
723 getchannel(int s, struct ieee80211_channel *chan, const char *val)
724 {
725 	int v, flags;
726 	char *eptr;
727 
728 	memset(chan, 0, sizeof(*chan));
729 	if (isanyarg(val)) {
730 		chan->ic_freq = IEEE80211_CHAN_ANY;
731 		return;
732 	}
733 	getchaninfo(s);
734 	errno = 0;
735 	v = strtol(val, &eptr, 10);
736 	if (val[0] == '\0' || val == eptr || errno == ERANGE ||
737 	    /* channel may be suffixed with nothing, :flag, or /width */
738 	    (eptr[0] != '\0' && eptr[0] != ':' && eptr[0] != '/'))
739 		errx(1, "invalid channel specification%s",
740 		    errno == ERANGE ? " (out of range)" : "");
741 	flags = getchannelflags(val, v);
742 	if (v > 255) {		/* treat as frequency */
743 		mapfreq(chan, v, flags);
744 	} else {
745 		mapchan(chan, v, flags);
746 	}
747 }
748 
749 static void
750 set80211channel(const char *val, int d, int s, const struct afswtch *rafp)
751 {
752 	struct ieee80211_channel chan;
753 
754 	getchannel(s, &chan, val);
755 	set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan);
756 }
757 
758 static void
759 set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp)
760 {
761 	struct ieee80211_chanswitch_req csr;
762 
763 	getchannel(s, &csr.csa_chan, val);
764 	csr.csa_mode = 1;
765 	csr.csa_count = 5;
766 	set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr);
767 }
768 
769 static void
770 set80211authmode(const char *val, int d, int s, const struct afswtch *rafp)
771 {
772 	int	mode;
773 
774 	if (strcasecmp(val, "none") == 0) {
775 		mode = IEEE80211_AUTH_NONE;
776 	} else if (strcasecmp(val, "open") == 0) {
777 		mode = IEEE80211_AUTH_OPEN;
778 	} else if (strcasecmp(val, "shared") == 0) {
779 		mode = IEEE80211_AUTH_SHARED;
780 	} else if (strcasecmp(val, "8021x") == 0) {
781 		mode = IEEE80211_AUTH_8021X;
782 	} else if (strcasecmp(val, "wpa") == 0) {
783 		mode = IEEE80211_AUTH_WPA;
784 	} else {
785 		errx(1, "unknown authmode");
786 	}
787 
788 	set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL);
789 }
790 
791 static void
792 set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp)
793 {
794 	int	mode;
795 
796 	if (strcasecmp(val, "off") == 0) {
797 		mode = IEEE80211_POWERSAVE_OFF;
798 	} else if (strcasecmp(val, "on") == 0) {
799 		mode = IEEE80211_POWERSAVE_ON;
800 	} else if (strcasecmp(val, "cam") == 0) {
801 		mode = IEEE80211_POWERSAVE_CAM;
802 	} else if (strcasecmp(val, "psp") == 0) {
803 		mode = IEEE80211_POWERSAVE_PSP;
804 	} else if (strcasecmp(val, "psp-cam") == 0) {
805 		mode = IEEE80211_POWERSAVE_PSP_CAM;
806 	} else {
807 		errx(1, "unknown powersavemode");
808 	}
809 
810 	set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL);
811 }
812 
813 static void
814 set80211powersave(const char *val, int d, int s, const struct afswtch *rafp)
815 {
816 	if (d == 0)
817 		set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF,
818 		    0, NULL);
819 	else
820 		set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON,
821 		    0, NULL);
822 }
823 
824 static void
825 set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp)
826 {
827 	set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL);
828 }
829 
830 static void
831 set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp)
832 {
833 	int	mode;
834 
835 	if (strcasecmp(val, "off") == 0) {
836 		mode = IEEE80211_WEP_OFF;
837 	} else if (strcasecmp(val, "on") == 0) {
838 		mode = IEEE80211_WEP_ON;
839 	} else if (strcasecmp(val, "mixed") == 0) {
840 		mode = IEEE80211_WEP_MIXED;
841 	} else {
842 		errx(1, "unknown wep mode");
843 	}
844 
845 	set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL);
846 }
847 
848 static void
849 set80211wep(const char *val, int d, int s, const struct afswtch *rafp)
850 {
851 	set80211(s, IEEE80211_IOC_WEP, d, 0, NULL);
852 }
853 
854 static int
855 isundefarg(const char *arg)
856 {
857 	return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0);
858 }
859 
860 static void
861 set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp)
862 {
863 	if (isundefarg(val))
864 		set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL);
865 	else
866 		set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL);
867 }
868 
869 static void
870 set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp)
871 {
872 	int		key = 0;
873 	int		len;
874 	u_int8_t	data[IEEE80211_KEYBUF_SIZE];
875 
876 	if (isdigit((int)val[0]) && val[1] == ':') {
877 		key = atoi(val)-1;
878 		val += 2;
879 	}
880 
881 	bzero(data, sizeof(data));
882 	len = sizeof(data);
883 	get_string(val, NULL, data, &len);
884 
885 	set80211(s, IEEE80211_IOC_WEPKEY, key, len, data);
886 }
887 
888 /*
889  * This function is purely a NetBSD compatibility interface.  The NetBSD
890  * interface is too inflexible, but it's there so we'll support it since
891  * it's not all that hard.
892  */
893 static void
894 set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp)
895 {
896 	int		txkey;
897 	int		i, len;
898 	u_int8_t	data[IEEE80211_KEYBUF_SIZE];
899 
900 	set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL);
901 
902 	if (isdigit((int)val[0]) && val[1] == ':') {
903 		txkey = val[0]-'0'-1;
904 		val += 2;
905 
906 		for (i = 0; i < 4; i++) {
907 			bzero(data, sizeof(data));
908 			len = sizeof(data);
909 			val = get_string(val, ",", data, &len);
910 			if (val == NULL)
911 				exit(1);
912 
913 			set80211(s, IEEE80211_IOC_WEPKEY, i, len, data);
914 		}
915 	} else {
916 		bzero(data, sizeof(data));
917 		len = sizeof(data);
918 		get_string(val, NULL, data, &len);
919 		txkey = 0;
920 
921 		set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data);
922 
923 		bzero(data, sizeof(data));
924 		for (i = 1; i < 4; i++)
925 			set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data);
926 	}
927 
928 	set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL);
929 }
930 
931 static void
932 set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp)
933 {
934 	set80211(s, IEEE80211_IOC_RTSTHRESHOLD,
935 		isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL);
936 }
937 
938 static void
939 set80211protmode(const char *val, int d, int s, const struct afswtch *rafp)
940 {
941 	int	mode;
942 
943 	if (strcasecmp(val, "off") == 0) {
944 		mode = IEEE80211_PROTMODE_OFF;
945 	} else if (strcasecmp(val, "cts") == 0) {
946 		mode = IEEE80211_PROTMODE_CTS;
947 	} else if (strncasecmp(val, "rtscts", 3) == 0) {
948 		mode = IEEE80211_PROTMODE_RTSCTS;
949 	} else {
950 		errx(1, "unknown protection mode");
951 	}
952 
953 	set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL);
954 }
955 
956 static void
957 set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp)
958 {
959 	int	mode;
960 
961 	if (strcasecmp(val, "off") == 0) {
962 		mode = IEEE80211_PROTMODE_OFF;
963 	} else if (strncasecmp(val, "rts", 3) == 0) {
964 		mode = IEEE80211_PROTMODE_RTSCTS;
965 	} else {
966 		errx(1, "unknown protection mode");
967 	}
968 
969 	set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL);
970 }
971 
972 static void
973 set80211txpower(const char *val, int d, int s, const struct afswtch *rafp)
974 {
975 	double v = atof(val);
976 	int txpow;
977 
978 	txpow = (int) (2*v);
979 	if (txpow != 2*v)
980 		errx(-1, "invalid tx power (must be .5 dBm units)");
981 	set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL);
982 }
983 
984 #define	IEEE80211_ROAMING_DEVICE	0
985 #define	IEEE80211_ROAMING_AUTO		1
986 #define	IEEE80211_ROAMING_MANUAL	2
987 
988 static void
989 set80211roaming(const char *val, int d, int s, const struct afswtch *rafp)
990 {
991 	int mode;
992 
993 	if (strcasecmp(val, "device") == 0) {
994 		mode = IEEE80211_ROAMING_DEVICE;
995 	} else if (strcasecmp(val, "auto") == 0) {
996 		mode = IEEE80211_ROAMING_AUTO;
997 	} else if (strcasecmp(val, "manual") == 0) {
998 		mode = IEEE80211_ROAMING_MANUAL;
999 	} else {
1000 		errx(1, "unknown roaming mode");
1001 	}
1002 	set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL);
1003 }
1004 
1005 static void
1006 set80211wme(const char *val, int d, int s, const struct afswtch *rafp)
1007 {
1008 	set80211(s, IEEE80211_IOC_WME, d, 0, NULL);
1009 }
1010 
1011 static void
1012 set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp)
1013 {
1014 	set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL);
1015 }
1016 
1017 static void
1018 set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp)
1019 {
1020 	set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL);
1021 }
1022 
1023 static void
1024 set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp)
1025 {
1026 	set80211(s, IEEE80211_IOC_FF, d, 0, NULL);
1027 }
1028 
1029 static void
1030 set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp)
1031 {
1032 	set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL);
1033 }
1034 
1035 static void
1036 set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp)
1037 {
1038 	struct ieee80211req_chanlist chanlist;
1039 	char *temp, *cp, *tp;
1040 
1041 	temp = malloc(strlen(val) + 1);
1042 	if (temp == NULL)
1043 		errx(1, "malloc failed");
1044 	strcpy(temp, val);
1045 	memset(&chanlist, 0, sizeof(chanlist));
1046 	cp = temp;
1047 	for (;;) {
1048 		int first, last, f, c;
1049 
1050 		tp = strchr(cp, ',');
1051 		if (tp != NULL)
1052 			*tp++ = '\0';
1053 		switch (sscanf(cp, "%u-%u", &first, &last)) {
1054 		case 1:
1055 			if (first > IEEE80211_CHAN_MAX)
1056 				errx(-1, "channel %u out of range, max %u",
1057 					first, IEEE80211_CHAN_MAX);
1058 			setbit(chanlist.ic_channels, first);
1059 			break;
1060 		case 2:
1061 			if (first > IEEE80211_CHAN_MAX)
1062 				errx(-1, "channel %u out of range, max %u",
1063 					first, IEEE80211_CHAN_MAX);
1064 			if (last > IEEE80211_CHAN_MAX)
1065 				errx(-1, "channel %u out of range, max %u",
1066 					last, IEEE80211_CHAN_MAX);
1067 			if (first > last)
1068 				errx(-1, "void channel range, %u > %u",
1069 					first, last);
1070 			for (f = first; f <= last; f++)
1071 				setbit(chanlist.ic_channels, f);
1072 			break;
1073 		}
1074 		if (tp == NULL)
1075 			break;
1076 		c = *tp;
1077 		while (isspace(c))
1078 			tp++;
1079 		if (!isdigit(c))
1080 			break;
1081 		cp = tp;
1082 	}
1083 	set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist);
1084 }
1085 
1086 static void
1087 set80211bssid(const char *val, int d, int s, const struct afswtch *rafp)
1088 {
1089 
1090 	if (!isanyarg(val)) {
1091 		char *temp;
1092 		struct sockaddr_dl sdl;
1093 
1094 		temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1095 		if (temp == NULL)
1096 			errx(1, "malloc failed");
1097 		temp[0] = ':';
1098 		strcpy(temp + 1, val);
1099 		sdl.sdl_len = sizeof(sdl);
1100 		link_addr(temp, &sdl);
1101 		free(temp);
1102 		if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1103 			errx(1, "malformed link-level address");
1104 		set80211(s, IEEE80211_IOC_BSSID, 0,
1105 			IEEE80211_ADDR_LEN, LLADDR(&sdl));
1106 	} else {
1107 		uint8_t zerobssid[IEEE80211_ADDR_LEN];
1108 		memset(zerobssid, 0, sizeof(zerobssid));
1109 		set80211(s, IEEE80211_IOC_BSSID, 0,
1110 			IEEE80211_ADDR_LEN, zerobssid);
1111 	}
1112 }
1113 
1114 static int
1115 getac(const char *ac)
1116 {
1117 	if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0)
1118 		return WME_AC_BE;
1119 	if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0)
1120 		return WME_AC_BK;
1121 	if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0)
1122 		return WME_AC_VI;
1123 	if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0)
1124 		return WME_AC_VO;
1125 	errx(1, "unknown wme access class %s", ac);
1126 }
1127 
1128 static
1129 DECL_CMD_FUNC2(set80211cwmin, ac, val)
1130 {
1131 	set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL);
1132 }
1133 
1134 static
1135 DECL_CMD_FUNC2(set80211cwmax, ac, val)
1136 {
1137 	set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL);
1138 }
1139 
1140 static
1141 DECL_CMD_FUNC2(set80211aifs, ac, val)
1142 {
1143 	set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL);
1144 }
1145 
1146 static
1147 DECL_CMD_FUNC2(set80211txoplimit, ac, val)
1148 {
1149 	set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL);
1150 }
1151 
1152 static
1153 DECL_CMD_FUNC(set80211acm, ac, d)
1154 {
1155 	set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL);
1156 }
1157 static
1158 DECL_CMD_FUNC(set80211noacm, ac, d)
1159 {
1160 	set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL);
1161 }
1162 
1163 static
1164 DECL_CMD_FUNC(set80211ackpolicy, ac, d)
1165 {
1166 	set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL);
1167 }
1168 static
1169 DECL_CMD_FUNC(set80211noackpolicy, ac, d)
1170 {
1171 	set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL);
1172 }
1173 
1174 static
1175 DECL_CMD_FUNC2(set80211bsscwmin, ac, val)
1176 {
1177 	set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val),
1178 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1179 }
1180 
1181 static
1182 DECL_CMD_FUNC2(set80211bsscwmax, ac, val)
1183 {
1184 	set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val),
1185 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1186 }
1187 
1188 static
1189 DECL_CMD_FUNC2(set80211bssaifs, ac, val)
1190 {
1191 	set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val),
1192 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1193 }
1194 
1195 static
1196 DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val)
1197 {
1198 	set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val),
1199 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1200 }
1201 
1202 static
1203 DECL_CMD_FUNC(set80211dtimperiod, val, d)
1204 {
1205 	set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL);
1206 }
1207 
1208 static
1209 DECL_CMD_FUNC(set80211bintval, val, d)
1210 {
1211 	set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL);
1212 }
1213 
1214 static void
1215 set80211macmac(int s, int op, const char *val)
1216 {
1217 	char *temp;
1218 	struct sockaddr_dl sdl;
1219 
1220 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1221 	if (temp == NULL)
1222 		errx(1, "malloc failed");
1223 	temp[0] = ':';
1224 	strcpy(temp + 1, val);
1225 	sdl.sdl_len = sizeof(sdl);
1226 	link_addr(temp, &sdl);
1227 	free(temp);
1228 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1229 		errx(1, "malformed link-level address");
1230 	set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl));
1231 }
1232 
1233 static
1234 DECL_CMD_FUNC(set80211addmac, val, d)
1235 {
1236 	set80211macmac(s, IEEE80211_IOC_ADDMAC, val);
1237 }
1238 
1239 static
1240 DECL_CMD_FUNC(set80211delmac, val, d)
1241 {
1242 	set80211macmac(s, IEEE80211_IOC_DELMAC, val);
1243 }
1244 
1245 static
1246 DECL_CMD_FUNC(set80211kickmac, val, d)
1247 {
1248 	char *temp;
1249 	struct sockaddr_dl sdl;
1250 	struct ieee80211req_mlme mlme;
1251 
1252 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1253 	if (temp == NULL)
1254 		errx(1, "malloc failed");
1255 	temp[0] = ':';
1256 	strcpy(temp + 1, val);
1257 	sdl.sdl_len = sizeof(sdl);
1258 	link_addr(temp, &sdl);
1259 	free(temp);
1260 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1261 		errx(1, "malformed link-level address");
1262 	memset(&mlme, 0, sizeof(mlme));
1263 	mlme.im_op = IEEE80211_MLME_DEAUTH;
1264 	mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE;
1265 	memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN);
1266 	set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme);
1267 }
1268 
1269 static
1270 DECL_CMD_FUNC(set80211maccmd, val, d)
1271 {
1272 	set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL);
1273 }
1274 
1275 static void
1276 set80211meshrtmac(int s, int req, const char *val)
1277 {
1278 	char *temp;
1279 	struct sockaddr_dl sdl;
1280 
1281 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1282 	if (temp == NULL)
1283 		errx(1, "malloc failed");
1284 	temp[0] = ':';
1285 	strcpy(temp + 1, val);
1286 	sdl.sdl_len = sizeof(sdl);
1287 	link_addr(temp, &sdl);
1288 	free(temp);
1289 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1290 		errx(1, "malformed link-level address");
1291 	set80211(s, IEEE80211_IOC_MESH_RTCMD, req,
1292 	    IEEE80211_ADDR_LEN, LLADDR(&sdl));
1293 }
1294 
1295 static
1296 DECL_CMD_FUNC(set80211addmeshrt, val, d)
1297 {
1298 	set80211meshrtmac(s, IEEE80211_MESH_RTCMD_ADD, val);
1299 }
1300 
1301 static
1302 DECL_CMD_FUNC(set80211delmeshrt, val, d)
1303 {
1304 	set80211meshrtmac(s, IEEE80211_MESH_RTCMD_DELETE, val);
1305 }
1306 
1307 static
1308 DECL_CMD_FUNC(set80211meshrtcmd, val, d)
1309 {
1310 	set80211(s, IEEE80211_IOC_MESH_RTCMD, d, 0, NULL);
1311 }
1312 
1313 static
1314 DECL_CMD_FUNC(set80211hwmprootmode, val, d)
1315 {
1316 	int mode;
1317 
1318 	if (strcasecmp(val, "normal") == 0)
1319 		mode = IEEE80211_HWMP_ROOTMODE_NORMAL;
1320 	else if (strcasecmp(val, "proactive") == 0)
1321 		mode = IEEE80211_HWMP_ROOTMODE_PROACTIVE;
1322 	else if (strcasecmp(val, "rann") == 0)
1323 		mode = IEEE80211_HWMP_ROOTMODE_RANN;
1324 	else
1325 		mode = IEEE80211_HWMP_ROOTMODE_DISABLED;
1326 	set80211(s, IEEE80211_IOC_HWMP_ROOTMODE, mode, 0, NULL);
1327 }
1328 
1329 static
1330 DECL_CMD_FUNC(set80211hwmpmaxhops, val, d)
1331 {
1332 	set80211(s, IEEE80211_IOC_HWMP_MAXHOPS, atoi(val), 0, NULL);
1333 }
1334 
1335 static void
1336 set80211pureg(const char *val, int d, int s, const struct afswtch *rafp)
1337 {
1338 	set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL);
1339 }
1340 
1341 static void
1342 set80211quiet(const char *val, int d, int s, const struct afswtch *rafp)
1343 {
1344 	set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL);
1345 }
1346 
1347 static
1348 DECL_CMD_FUNC(set80211quietperiod, val, d)
1349 {
1350 	set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL);
1351 }
1352 
1353 static
1354 DECL_CMD_FUNC(set80211quietcount, val, d)
1355 {
1356 	set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL);
1357 }
1358 
1359 static
1360 DECL_CMD_FUNC(set80211quietduration, val, d)
1361 {
1362 	set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL);
1363 }
1364 
1365 static
1366 DECL_CMD_FUNC(set80211quietoffset, val, d)
1367 {
1368 	set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL);
1369 }
1370 
1371 static void
1372 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1373 {
1374 	set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1375 }
1376 
1377 static
1378 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1379 {
1380 	set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1381 }
1382 
1383 static
1384 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1385 {
1386 	set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1387 }
1388 
1389 static
1390 DECL_CMD_FUNC(set80211scanvalid, val, d)
1391 {
1392 	set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1393 }
1394 
1395 /*
1396  * Parse an optional trailing specification of which netbands
1397  * to apply a parameter to.  This is basically the same syntax
1398  * as used for channels but you can concatenate to specify
1399  * multiple.  For example:
1400  *	14:abg		apply to 11a, 11b, and 11g
1401  *	6:ht		apply to 11na and 11ng
1402  * We don't make a big effort to catch silly things; this is
1403  * really a convenience mechanism.
1404  */
1405 static int
1406 getmodeflags(const char *val)
1407 {
1408 	const char *cp;
1409 	int flags;
1410 
1411 	flags = 0;
1412 
1413 	cp = strchr(val, ':');
1414 	if (cp != NULL) {
1415 		for (cp++; isalpha((int) *cp); cp++) {
1416 			/* accept mixed case */
1417 			int c = *cp;
1418 			if (isupper(c))
1419 				c = tolower(c);
1420 			switch (c) {
1421 			case 'a':		/* 802.11a */
1422 				flags |= IEEE80211_CHAN_A;
1423 				break;
1424 			case 'b':		/* 802.11b */
1425 				flags |= IEEE80211_CHAN_B;
1426 				break;
1427 			case 'g':		/* 802.11g */
1428 				flags |= IEEE80211_CHAN_G;
1429 				break;
1430 			case 'n':		/* 802.11n */
1431 				flags |= IEEE80211_CHAN_HT;
1432 				break;
1433 			case 'd':		/* dt = Atheros Dynamic Turbo */
1434 				flags |= IEEE80211_CHAN_TURBO;
1435 				break;
1436 			case 't':		/* ht, dt, st, t */
1437 				/* dt and unadorned t specify Dynamic Turbo */
1438 				if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1439 					flags |= IEEE80211_CHAN_TURBO;
1440 				break;
1441 			case 's':		/* st = Atheros Static Turbo */
1442 				flags |= IEEE80211_CHAN_STURBO;
1443 				break;
1444 			case 'h':		/* 1/2-width channels */
1445 				flags |= IEEE80211_CHAN_HALF;
1446 				break;
1447 			case 'q':		/* 1/4-width channels */
1448 				flags |= IEEE80211_CHAN_QUARTER;
1449 				break;
1450 			default:
1451 				errx(-1, "%s: Invalid mode attribute %c\n",
1452 				    val, *cp);
1453 			}
1454 		}
1455 	}
1456 	return flags;
1457 }
1458 
1459 #define	IEEE80211_CHAN_HTA	(IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1460 #define	IEEE80211_CHAN_HTG	(IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1461 
1462 #define	_APPLY(_flags, _base, _param, _v) do {				\
1463     if (_flags & IEEE80211_CHAN_HT) {					\
1464 	    if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1465 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1466 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1467 	    } else if (_flags & IEEE80211_CHAN_5GHZ)			\
1468 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1469 	    else							\
1470 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1471     }									\
1472     if (_flags & IEEE80211_CHAN_TURBO) {				\
1473 	    if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1474 		    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;	\
1475 		    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;	\
1476 	    } else if (_flags & IEEE80211_CHAN_5GHZ)			\
1477 		    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;	\
1478 	    else							\
1479 		    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;	\
1480     }									\
1481     if (_flags & IEEE80211_CHAN_STURBO)					\
1482 	    _base.params[IEEE80211_MODE_STURBO_A]._param = _v;		\
1483     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)		\
1484 	    _base.params[IEEE80211_MODE_11A]._param = _v;		\
1485     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)		\
1486 	    _base.params[IEEE80211_MODE_11G]._param = _v;		\
1487     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)		\
1488 	    _base.params[IEEE80211_MODE_11B]._param = _v;		\
1489     if (_flags & IEEE80211_CHAN_HALF)					\
1490 	    _base.params[IEEE80211_MODE_HALF]._param = _v;		\
1491     if (_flags & IEEE80211_CHAN_QUARTER)				\
1492 	    _base.params[IEEE80211_MODE_QUARTER]._param = _v;		\
1493 } while (0)
1494 #define	_APPLY1(_flags, _base, _param, _v) do {				\
1495     if (_flags & IEEE80211_CHAN_HT) {					\
1496 	    if (_flags & IEEE80211_CHAN_5GHZ)				\
1497 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1498 	    else							\
1499 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1500     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)	\
1501 	    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;		\
1502     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)	\
1503 	    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;		\
1504     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)		\
1505 	    _base.params[IEEE80211_MODE_STURBO_A]._param = _v;		\
1506     else if (_flags & IEEE80211_CHAN_HALF)				\
1507 	    _base.params[IEEE80211_MODE_HALF]._param = _v;		\
1508     else if (_flags & IEEE80211_CHAN_QUARTER)				\
1509 	    _base.params[IEEE80211_MODE_QUARTER]._param = _v;		\
1510     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)		\
1511 	    _base.params[IEEE80211_MODE_11A]._param = _v;		\
1512     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)		\
1513 	    _base.params[IEEE80211_MODE_11G]._param = _v;		\
1514     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)		\
1515 	    _base.params[IEEE80211_MODE_11B]._param = _v;		\
1516 } while (0)
1517 #define	_APPLY_RATE(_flags, _base, _param, _v) do {			\
1518     if (_flags & IEEE80211_CHAN_HT) {					\
1519 	(_v) = (_v / 2) | IEEE80211_RATE_MCS;				\
1520     }									\
1521     _APPLY(_flags, _base, _param, _v);					\
1522 } while (0)
1523 #define	_APPLY_RATE1(_flags, _base, _param, _v) do {			\
1524     if (_flags & IEEE80211_CHAN_HT) {					\
1525 	(_v) = (_v / 2) | IEEE80211_RATE_MCS;				\
1526     }									\
1527     _APPLY1(_flags, _base, _param, _v);					\
1528 } while (0)
1529 
1530 static
1531 DECL_CMD_FUNC(set80211roamrssi, val, d)
1532 {
1533 	double v = atof(val);
1534 	int rssi, flags;
1535 
1536 	rssi = (int) (2*v);
1537 	if (rssi != 2*v)
1538 		errx(-1, "invalid rssi (must be .5 dBm units)");
1539 	flags = getmodeflags(val);
1540 	getroam(s);
1541 	if (flags == 0) {		/* NB: no flags => current channel */
1542 		flags = getcurchan(s)->ic_flags;
1543 		_APPLY1(flags, roamparams, rssi, rssi);
1544 	} else
1545 		_APPLY(flags, roamparams, rssi, rssi);
1546 	callback_register(setroam_cb, &roamparams);
1547 }
1548 
1549 static int
1550 getrate(const char *val, const char *tag)
1551 {
1552 	double v = atof(val);
1553 	int rate;
1554 
1555 	rate = (int) (2*v);
1556 	if (rate != 2*v)
1557 		errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1558 	return rate;		/* NB: returns 2x the specified value */
1559 }
1560 
1561 static
1562 DECL_CMD_FUNC(set80211roamrate, val, d)
1563 {
1564 	int rate, flags;
1565 
1566 	rate = getrate(val, "roam");
1567 	flags = getmodeflags(val);
1568 	getroam(s);
1569 	if (flags == 0) {		/* NB: no flags => current channel */
1570 		flags = getcurchan(s)->ic_flags;
1571 		_APPLY_RATE1(flags, roamparams, rate, rate);
1572 	} else
1573 		_APPLY_RATE(flags, roamparams, rate, rate);
1574 	callback_register(setroam_cb, &roamparams);
1575 }
1576 
1577 static
1578 DECL_CMD_FUNC(set80211mcastrate, val, d)
1579 {
1580 	int rate, flags;
1581 
1582 	rate = getrate(val, "mcast");
1583 	flags = getmodeflags(val);
1584 	gettxparams(s);
1585 	if (flags == 0) {		/* NB: no flags => current channel */
1586 		flags = getcurchan(s)->ic_flags;
1587 		_APPLY_RATE1(flags, txparams, mcastrate, rate);
1588 	} else
1589 		_APPLY_RATE(flags, txparams, mcastrate, rate);
1590 	callback_register(settxparams_cb, &txparams);
1591 }
1592 
1593 static
1594 DECL_CMD_FUNC(set80211mgtrate, val, d)
1595 {
1596 	int rate, flags;
1597 
1598 	rate = getrate(val, "mgmt");
1599 	flags = getmodeflags(val);
1600 	gettxparams(s);
1601 	if (flags == 0) {		/* NB: no flags => current channel */
1602 		flags = getcurchan(s)->ic_flags;
1603 		_APPLY_RATE1(flags, txparams, mgmtrate, rate);
1604 	} else
1605 		_APPLY_RATE(flags, txparams, mgmtrate, rate);
1606 	callback_register(settxparams_cb, &txparams);
1607 }
1608 
1609 static
1610 DECL_CMD_FUNC(set80211ucastrate, val, d)
1611 {
1612 	int flags;
1613 
1614 	gettxparams(s);
1615 	flags = getmodeflags(val);
1616 	if (isanyarg(val)) {
1617 		if (flags == 0) {	/* NB: no flags => current channel */
1618 			flags = getcurchan(s)->ic_flags;
1619 			_APPLY1(flags, txparams, ucastrate,
1620 			    IEEE80211_FIXED_RATE_NONE);
1621 		} else
1622 			_APPLY(flags, txparams, ucastrate,
1623 			    IEEE80211_FIXED_RATE_NONE);
1624 	} else {
1625 		int rate = getrate(val, "ucast");
1626 		if (flags == 0) {	/* NB: no flags => current channel */
1627 			flags = getcurchan(s)->ic_flags;
1628 			_APPLY_RATE1(flags, txparams, ucastrate, rate);
1629 		} else
1630 			_APPLY_RATE(flags, txparams, ucastrate, rate);
1631 	}
1632 	callback_register(settxparams_cb, &txparams);
1633 }
1634 
1635 static
1636 DECL_CMD_FUNC(set80211maxretry, val, d)
1637 {
1638 	int v = atoi(val), flags;
1639 
1640 	flags = getmodeflags(val);
1641 	gettxparams(s);
1642 	if (flags == 0) {		/* NB: no flags => current channel */
1643 		flags = getcurchan(s)->ic_flags;
1644 		_APPLY1(flags, txparams, maxretry, v);
1645 	} else
1646 		_APPLY(flags, txparams, maxretry, v);
1647 	callback_register(settxparams_cb, &txparams);
1648 }
1649 #undef _APPLY_RATE
1650 #undef _APPLY
1651 #undef IEEE80211_CHAN_HTA
1652 #undef IEEE80211_CHAN_HTG
1653 
1654 static
1655 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1656 {
1657 	set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1658 		isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1659 }
1660 
1661 static
1662 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1663 {
1664 	set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1665 		isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1666 }
1667 
1668 static void
1669 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1670 {
1671 	set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1672 }
1673 
1674 static void
1675 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1676 {
1677 	set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1678 }
1679 
1680 static void
1681 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1682 {
1683 	set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1684 }
1685 
1686 static void
1687 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1688 {
1689 	set80211(s, IEEE80211_IOC_SHORTGI,
1690 		d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1691 		0, NULL);
1692 }
1693 
1694 static void
1695 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1696 {
1697 	int ampdu;
1698 
1699 	if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1700 		errx(-1, "cannot set AMPDU setting");
1701 	if (d < 0) {
1702 		d = -d;
1703 		ampdu &= ~d;
1704 	} else
1705 		ampdu |= d;
1706 	set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1707 }
1708 
1709 static void
1710 set80211stbc(const char *val, int d, int s, const struct afswtch *rafp)
1711 {
1712 	int stbc;
1713 
1714 	if (get80211val(s, IEEE80211_IOC_STBC, &stbc) < 0)
1715 		errx(-1, "cannot set STBC setting");
1716 	if (d < 0) {
1717 		d = -d;
1718 		stbc &= ~d;
1719 	} else
1720 		stbc |= d;
1721 	set80211(s, IEEE80211_IOC_STBC, stbc, 0, NULL);
1722 }
1723 
1724 static
1725 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1726 {
1727 	int v;
1728 
1729 	switch (atoi(val)) {
1730 	case 8:
1731 	case 8*1024:
1732 		v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1733 		break;
1734 	case 16:
1735 	case 16*1024:
1736 		v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1737 		break;
1738 	case 32:
1739 	case 32*1024:
1740 		v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1741 		break;
1742 	case 64:
1743 	case 64*1024:
1744 		v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1745 		break;
1746 	default:
1747 		errx(-1, "invalid A-MPDU limit %s", val);
1748 	}
1749 	set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1750 }
1751 
1752 static
1753 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1754 {
1755 	int v;
1756 
1757 	if (isanyarg(val) || strcasecmp(val, "na") == 0)
1758 		v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1759 	else switch ((int)(atof(val)*4)) {
1760 	case 0:
1761 		v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1762 		break;
1763 	case 1:
1764 		v = IEEE80211_HTCAP_MPDUDENSITY_025;
1765 		break;
1766 	case 2:
1767 		v = IEEE80211_HTCAP_MPDUDENSITY_05;
1768 		break;
1769 	case 4:
1770 		v = IEEE80211_HTCAP_MPDUDENSITY_1;
1771 		break;
1772 	case 8:
1773 		v = IEEE80211_HTCAP_MPDUDENSITY_2;
1774 		break;
1775 	case 16:
1776 		v = IEEE80211_HTCAP_MPDUDENSITY_4;
1777 		break;
1778 	case 32:
1779 		v = IEEE80211_HTCAP_MPDUDENSITY_8;
1780 		break;
1781 	case 64:
1782 		v = IEEE80211_HTCAP_MPDUDENSITY_16;
1783 		break;
1784 	default:
1785 		errx(-1, "invalid A-MPDU density %s", val);
1786 	}
1787 	set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1788 }
1789 
1790 static void
1791 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1792 {
1793 	int amsdu;
1794 
1795 	if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1796 		err(-1, "cannot get AMSDU setting");
1797 	if (d < 0) {
1798 		d = -d;
1799 		amsdu &= ~d;
1800 	} else
1801 		amsdu |= d;
1802 	set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1803 }
1804 
1805 static
1806 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1807 {
1808 	set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1809 }
1810 
1811 static void
1812 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1813 {
1814 	set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1815 }
1816 
1817 static void
1818 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1819 {
1820 	set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1821 }
1822 
1823 static void
1824 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1825 {
1826 	set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1827 	htconf = d;
1828 }
1829 
1830 static void
1831 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1832 {
1833 	set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1834 }
1835 
1836 static void
1837 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1838 {
1839 	set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1840 }
1841 
1842 static void
1843 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1844 {
1845 	set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1846 }
1847 
1848 static void
1849 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1850 {
1851 	set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1852 }
1853 
1854 static void
1855 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1856 {
1857 	set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1858 }
1859 
1860 static void
1861 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1862 {
1863 	set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1864 }
1865 
1866 static
1867 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1868 {
1869 	set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1870 }
1871 
1872 static
1873 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1874 {
1875 	set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1876 }
1877 
1878 static
1879 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1880 {
1881 	set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1882 }
1883 
1884 static
1885 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1886 {
1887 	set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1888 }
1889 
1890 static
1891 DECL_CMD_FUNC(set80211meshttl, val, d)
1892 {
1893 	set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1894 }
1895 
1896 static
1897 DECL_CMD_FUNC(set80211meshforward, val, d)
1898 {
1899 	set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL);
1900 }
1901 
1902 static
1903 DECL_CMD_FUNC(set80211meshgate, val, d)
1904 {
1905 	set80211(s, IEEE80211_IOC_MESH_GATE, d, 0, NULL);
1906 }
1907 
1908 static
1909 DECL_CMD_FUNC(set80211meshpeering, val, d)
1910 {
1911 	set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL);
1912 }
1913 
1914 static
1915 DECL_CMD_FUNC(set80211meshmetric, val, d)
1916 {
1917 	char v[12];
1918 
1919 	memcpy(v, val, sizeof(v));
1920 	set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1921 }
1922 
1923 static
1924 DECL_CMD_FUNC(set80211meshpath, val, d)
1925 {
1926 	char v[12];
1927 
1928 	memcpy(v, val, sizeof(v));
1929 	set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1930 }
1931 
1932 static int
1933 regdomain_sort(const void *a, const void *b)
1934 {
1935 #define	CHAN_ALL \
1936 	(IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1937 	const struct ieee80211_channel *ca = a;
1938 	const struct ieee80211_channel *cb = b;
1939 
1940 	return ca->ic_freq == cb->ic_freq ?
1941 	    (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1942 	    ca->ic_freq - cb->ic_freq;
1943 #undef CHAN_ALL
1944 }
1945 
1946 static const struct ieee80211_channel *
1947 chanlookup(const struct ieee80211_channel chans[], int nchans,
1948 	int freq, int flags)
1949 {
1950 	int i;
1951 
1952 	flags &= IEEE80211_CHAN_ALLTURBO;
1953 	for (i = 0; i < nchans; i++) {
1954 		const struct ieee80211_channel *c = &chans[i];
1955 		if (c->ic_freq == freq &&
1956 		    (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1957 			return c;
1958 	}
1959 	return NULL;
1960 }
1961 
1962 static int
1963 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1964 {
1965 	int i;
1966 
1967 	for (i = 0; i < nchans; i++) {
1968 		const struct ieee80211_channel *c = &chans[i];
1969 		if ((c->ic_flags & flags) == flags)
1970 			return 1;
1971 	}
1972 	return 0;
1973 }
1974 
1975 /*
1976  * Check channel compatibility.
1977  */
1978 static int
1979 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1980 {
1981 	flags &= ~REQ_FLAGS;
1982 	/*
1983 	 * Check if exact channel is in the calibration table;
1984 	 * everything below is to deal with channels that we
1985 	 * want to include but that are not explicitly listed.
1986 	 */
1987 	if (flags & IEEE80211_CHAN_HT40) {
1988 		/* NB: we use an HT40 channel center that matches HT20 */
1989 		flags = (flags &~ IEEE80211_CHAN_HT40) | IEEE80211_CHAN_HT20;
1990 	}
1991 	if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1992 		return 1;
1993 	if (flags & IEEE80211_CHAN_GSM) {
1994 		/*
1995 		 * XXX GSM frequency mapping is handled in the kernel
1996 		 * so we cannot find them in the calibration table;
1997 		 * just accept the channel and the kernel will reject
1998 		 * the channel list if it's wrong.
1999 		 */
2000 		return 1;
2001 	}
2002 	/*
2003 	 * If this is a 1/2 or 1/4 width channel allow it if a full
2004 	 * width channel is present for this frequency, and the device
2005 	 * supports fractional channels on this band.  This is a hack
2006 	 * that avoids bloating the calibration table; it may be better
2007 	 * by per-band attributes though (we are effectively calculating
2008 	 * this attribute by scanning the channel list ourself).
2009 	 */
2010 	if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
2011 		return 0;
2012 	if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
2013 	    flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
2014 		return 0;
2015 	if (flags & IEEE80211_CHAN_HALF) {
2016 		return chanfind(avail->ic_chans, avail->ic_nchans,
2017 		    IEEE80211_CHAN_HALF |
2018 		       (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2019 	} else {
2020 		return chanfind(avail->ic_chans, avail->ic_nchans,
2021 		    IEEE80211_CHAN_QUARTER |
2022 			(flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2023 	}
2024 }
2025 
2026 static void
2027 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2028 	const netband_head *bands,
2029 	const struct ieee80211_regdomain *reg,
2030 	uint32_t chanFlags,
2031 	const struct ieee80211req_chaninfo *avail)
2032 {
2033 	const struct netband *nb;
2034 	const struct freqband *b;
2035 	struct ieee80211_channel *c, *prev;
2036 	int freq, hi_adj, lo_adj, channelSep;
2037 	uint32_t flags;
2038 
2039 	hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2040 	lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2041 	channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2042 	LIST_FOREACH(nb, bands, next) {
2043 		b = nb->band;
2044 		if (verbose) {
2045 			printf("%s:", __func__);
2046 			printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2047 			printb(" bandFlags", nb->flags | b->flags,
2048 			    IEEE80211_CHAN_BITS);
2049 			putchar('\n');
2050 		}
2051 		prev = NULL;
2052 		for (freq = b->freqStart + lo_adj;
2053 		     freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2054 			/*
2055 			 * Construct flags for the new channel.  We take
2056 			 * the attributes from the band descriptions except
2057 			 * for HT40 which is enabled generically (i.e. +/-
2058 			 * extension channel) in the band description and
2059 			 * then constrained according by channel separation.
2060 			 */
2061 			flags = nb->flags | b->flags;
2062 			if (flags & IEEE80211_CHAN_HT) {
2063 				/*
2064 				 * HT channels are generated specially; we're
2065 				 * called to add HT20, HT40+, and HT40- chan's
2066 				 * so we need to expand only band specs for
2067 				 * the HT channel type being added.
2068 				 */
2069 				if ((chanFlags & IEEE80211_CHAN_HT20) &&
2070 				    (flags & IEEE80211_CHAN_HT20) == 0) {
2071 					if (verbose)
2072 						printf("%u: skip, not an "
2073 						    "HT20 channel\n", freq);
2074 					continue;
2075 				}
2076 				if ((chanFlags & IEEE80211_CHAN_HT40) &&
2077 				    (flags & IEEE80211_CHAN_HT40) == 0) {
2078 					if (verbose)
2079 						printf("%u: skip, not an "
2080 						    "HT40 channel\n", freq);
2081 					continue;
2082 				}
2083 				/* NB: HT attribute comes from caller */
2084 				flags &= ~IEEE80211_CHAN_HT;
2085 				flags |= chanFlags & IEEE80211_CHAN_HT;
2086 			}
2087 			/*
2088 			 * Check if device can operate on this frequency.
2089 			 */
2090 			if (!checkchan(avail, freq, flags)) {
2091 				if (verbose) {
2092 					printf("%u: skip, ", freq);
2093 					printb("flags", flags,
2094 					    IEEE80211_CHAN_BITS);
2095 					printf(" not available\n");
2096 				}
2097 				continue;
2098 			}
2099 			if ((flags & REQ_ECM) && !reg->ecm) {
2100 				if (verbose)
2101 					printf("%u: skip, ECM channel\n", freq);
2102 				continue;
2103 			}
2104 			if ((flags & REQ_INDOOR) && reg->location == 'O') {
2105 				if (verbose)
2106 					printf("%u: skip, indoor channel\n",
2107 					    freq);
2108 				continue;
2109 			}
2110 			if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2111 				if (verbose)
2112 					printf("%u: skip, outdoor channel\n",
2113 					    freq);
2114 				continue;
2115 			}
2116 			if ((flags & IEEE80211_CHAN_HT40) &&
2117 			    prev != NULL && (freq - prev->ic_freq) < channelSep) {
2118 				if (verbose)
2119 					printf("%u: skip, only %u channel "
2120 					    "separation, need %d\n", freq,
2121 					    freq - prev->ic_freq, channelSep);
2122 				continue;
2123 			}
2124 			if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2125 				if (verbose)
2126 					printf("%u: skip, channel table full\n",
2127 					    freq);
2128 				break;
2129 			}
2130 			c = &ci->ic_chans[ci->ic_nchans++];
2131 			memset(c, 0, sizeof(*c));
2132 			c->ic_freq = freq;
2133 			c->ic_flags = flags;
2134 			if (c->ic_flags & IEEE80211_CHAN_DFS)
2135 				c->ic_maxregpower = nb->maxPowerDFS;
2136 			else
2137 				c->ic_maxregpower = nb->maxPower;
2138 			if (verbose) {
2139 				printf("[%3d] add freq %u ",
2140 				    ci->ic_nchans-1, c->ic_freq);
2141 				printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2142 				printf(" power %u\n", c->ic_maxregpower);
2143 			}
2144 			/* NB: kernel fills in other fields */
2145 			prev = c;
2146 		}
2147 	}
2148 }
2149 
2150 static void
2151 regdomain_makechannels(
2152 	struct ieee80211_regdomain_req *req,
2153 	const struct ieee80211_devcaps_req *dc)
2154 {
2155 	struct regdata *rdp = getregdata();
2156 	const struct country *cc;
2157 	const struct ieee80211_regdomain *reg = &req->rd;
2158 	struct ieee80211req_chaninfo *ci = &req->chaninfo;
2159 	const struct regdomain *rd;
2160 
2161 	/*
2162 	 * Locate construction table for new channel list.  We treat
2163 	 * the regdomain/SKU as definitive so a country can be in
2164 	 * multiple with different properties (e.g. US in FCC+FCC3).
2165 	 * If no regdomain is specified then we fallback on the country
2166 	 * code to find the associated regdomain since countries always
2167 	 * belong to at least one regdomain.
2168 	 */
2169 	if (reg->regdomain == 0) {
2170 		cc = lib80211_country_findbycc(rdp, reg->country);
2171 		if (cc == NULL)
2172 			errx(1, "internal error, country %d not found",
2173 			    reg->country);
2174 		rd = cc->rd;
2175 	} else
2176 		rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2177 	if (rd == NULL)
2178 		errx(1, "internal error, regdomain %d not found",
2179 			    reg->regdomain);
2180 	if (rd->sku != SKU_DEBUG) {
2181 		/*
2182 		 * regdomain_addchans incrememnts the channel count for
2183 		 * each channel it adds so initialize ic_nchans to zero.
2184 		 * Note that we know we have enough space to hold all possible
2185 		 * channels because the devcaps list size was used to
2186 		 * allocate our request.
2187 		 */
2188 		ci->ic_nchans = 0;
2189 		if (!LIST_EMPTY(&rd->bands_11b))
2190 			regdomain_addchans(ci, &rd->bands_11b, reg,
2191 			    IEEE80211_CHAN_B, &dc->dc_chaninfo);
2192 		if (!LIST_EMPTY(&rd->bands_11g))
2193 			regdomain_addchans(ci, &rd->bands_11g, reg,
2194 			    IEEE80211_CHAN_G, &dc->dc_chaninfo);
2195 		if (!LIST_EMPTY(&rd->bands_11a))
2196 			regdomain_addchans(ci, &rd->bands_11a, reg,
2197 			    IEEE80211_CHAN_A, &dc->dc_chaninfo);
2198 		if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2199 			regdomain_addchans(ci, &rd->bands_11na, reg,
2200 			    IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2201 			    &dc->dc_chaninfo);
2202 			if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2203 				regdomain_addchans(ci, &rd->bands_11na, reg,
2204 				    IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2205 				    &dc->dc_chaninfo);
2206 				regdomain_addchans(ci, &rd->bands_11na, reg,
2207 				    IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2208 				    &dc->dc_chaninfo);
2209 			}
2210 		}
2211 		if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2212 			regdomain_addchans(ci, &rd->bands_11ng, reg,
2213 			    IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2214 			    &dc->dc_chaninfo);
2215 			if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2216 				regdomain_addchans(ci, &rd->bands_11ng, reg,
2217 				    IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2218 				    &dc->dc_chaninfo);
2219 				regdomain_addchans(ci, &rd->bands_11ng, reg,
2220 				    IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2221 				    &dc->dc_chaninfo);
2222 			}
2223 		}
2224 		qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2225 		    regdomain_sort);
2226 	} else
2227 		memcpy(ci, &dc->dc_chaninfo,
2228 		    IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2229 }
2230 
2231 static void
2232 list_countries(void)
2233 {
2234 	struct regdata *rdp = getregdata();
2235 	const struct country *cp;
2236 	const struct regdomain *dp;
2237 	int i;
2238 
2239 	i = 0;
2240 	printf("\nCountry codes:\n");
2241 	LIST_FOREACH(cp, &rdp->countries, next) {
2242 		printf("%2s %-15.15s%s", cp->isoname,
2243 		    cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2244 		i++;
2245 	}
2246 	i = 0;
2247 	printf("\nRegulatory domains:\n");
2248 	LIST_FOREACH(dp, &rdp->domains, next) {
2249 		printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2250 		i++;
2251 	}
2252 	printf("\n");
2253 }
2254 
2255 static void
2256 defaultcountry(const struct regdomain *rd)
2257 {
2258 	struct regdata *rdp = getregdata();
2259 	const struct country *cc;
2260 
2261 	cc = lib80211_country_findbycc(rdp, rd->cc->code);
2262 	if (cc == NULL)
2263 		errx(1, "internal error, ISO country code %d not "
2264 		    "defined for regdomain %s", rd->cc->code, rd->name);
2265 	regdomain.country = cc->code;
2266 	regdomain.isocc[0] = cc->isoname[0];
2267 	regdomain.isocc[1] = cc->isoname[1];
2268 }
2269 
2270 static
2271 DECL_CMD_FUNC(set80211regdomain, val, d)
2272 {
2273 	struct regdata *rdp = getregdata();
2274 	const struct regdomain *rd;
2275 
2276 	rd = lib80211_regdomain_findbyname(rdp, val);
2277 	if (rd == NULL) {
2278 		char *eptr;
2279 		long sku = strtol(val, &eptr, 0);
2280 
2281 		if (eptr != val)
2282 			rd = lib80211_regdomain_findbysku(rdp, sku);
2283 		if (eptr == val || rd == NULL)
2284 			errx(1, "unknown regdomain %s", val);
2285 	}
2286 	getregdomain(s);
2287 	regdomain.regdomain = rd->sku;
2288 	if (regdomain.country == 0 && rd->cc != NULL) {
2289 		/*
2290 		 * No country code setup and there's a default
2291 		 * one for this regdomain fill it in.
2292 		 */
2293 		defaultcountry(rd);
2294 	}
2295 	callback_register(setregdomain_cb, &regdomain);
2296 }
2297 
2298 static
2299 DECL_CMD_FUNC(set80211country, val, d)
2300 {
2301 	struct regdata *rdp = getregdata();
2302 	const struct country *cc;
2303 
2304 	cc = lib80211_country_findbyname(rdp, val);
2305 	if (cc == NULL) {
2306 		char *eptr;
2307 		long code = strtol(val, &eptr, 0);
2308 
2309 		if (eptr != val)
2310 			cc = lib80211_country_findbycc(rdp, code);
2311 		if (eptr == val || cc == NULL)
2312 			errx(1, "unknown ISO country code %s", val);
2313 	}
2314 	getregdomain(s);
2315 	regdomain.regdomain = cc->rd->sku;
2316 	regdomain.country = cc->code;
2317 	regdomain.isocc[0] = cc->isoname[0];
2318 	regdomain.isocc[1] = cc->isoname[1];
2319 	callback_register(setregdomain_cb, &regdomain);
2320 }
2321 
2322 static void
2323 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2324 {
2325 	getregdomain(s);
2326 	regdomain.location = d;
2327 	callback_register(setregdomain_cb, &regdomain);
2328 }
2329 
2330 static void
2331 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2332 {
2333 	getregdomain(s);
2334 	regdomain.ecm = d;
2335 	callback_register(setregdomain_cb, &regdomain);
2336 }
2337 
2338 static void
2339 LINE_INIT(char c)
2340 {
2341 	spacer = c;
2342 	if (c == '\t')
2343 		col = 8;
2344 	else
2345 		col = 1;
2346 }
2347 
2348 static void
2349 LINE_BREAK(void)
2350 {
2351 	if (spacer != '\t') {
2352 		printf("\n");
2353 		spacer = '\t';
2354 	}
2355 	col = 8;		/* 8-col tab */
2356 }
2357 
2358 static void
2359 LINE_CHECK(const char *fmt, ...)
2360 {
2361 	char buf[80];
2362 	va_list ap;
2363 	int n;
2364 
2365 	va_start(ap, fmt);
2366 	n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2367 	va_end(ap);
2368 	col += 1+n;
2369 	if (col > MAXCOL) {
2370 		LINE_BREAK();
2371 		col += n;
2372 	}
2373 	buf[0] = spacer;
2374 	printf("%s", buf);
2375 	spacer = ' ';
2376 }
2377 
2378 static int
2379 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2380 {
2381 	int i, maxrate = -1;
2382 
2383 	for (i = 0; i < nrates; i++) {
2384 		int rate = rates[i] & IEEE80211_RATE_VAL;
2385 		if (rate > maxrate)
2386 			maxrate = rate;
2387 	}
2388 	return maxrate / 2;
2389 }
2390 
2391 static const char *
2392 getcaps(int capinfo)
2393 {
2394 	static char capstring[32];
2395 	char *cp = capstring;
2396 
2397 	if (capinfo & IEEE80211_CAPINFO_ESS)
2398 		*cp++ = 'E';
2399 	if (capinfo & IEEE80211_CAPINFO_IBSS)
2400 		*cp++ = 'I';
2401 	if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2402 		*cp++ = 'c';
2403 	if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2404 		*cp++ = 'C';
2405 	if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2406 		*cp++ = 'P';
2407 	if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2408 		*cp++ = 'S';
2409 	if (capinfo & IEEE80211_CAPINFO_PBCC)
2410 		*cp++ = 'B';
2411 	if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2412 		*cp++ = 'A';
2413 	if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2414 		*cp++ = 's';
2415 	if (capinfo & IEEE80211_CAPINFO_RSN)
2416 		*cp++ = 'R';
2417 	if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2418 		*cp++ = 'D';
2419 	*cp = '\0';
2420 	return capstring;
2421 }
2422 
2423 static const char *
2424 getflags(int flags)
2425 {
2426 	static char flagstring[32];
2427 	char *cp = flagstring;
2428 
2429 	if (flags & IEEE80211_NODE_AUTH)
2430 		*cp++ = 'A';
2431 	if (flags & IEEE80211_NODE_QOS)
2432 		*cp++ = 'Q';
2433 	if (flags & IEEE80211_NODE_ERP)
2434 		*cp++ = 'E';
2435 	if (flags & IEEE80211_NODE_PWR_MGT)
2436 		*cp++ = 'P';
2437 	if (flags & IEEE80211_NODE_HT) {
2438 		*cp++ = 'H';
2439 		if (flags & IEEE80211_NODE_HTCOMPAT)
2440 			*cp++ = '+';
2441 	}
2442 	if (flags & IEEE80211_NODE_WPS)
2443 		*cp++ = 'W';
2444 	if (flags & IEEE80211_NODE_TSN)
2445 		*cp++ = 'N';
2446 	if (flags & IEEE80211_NODE_AMPDU_TX)
2447 		*cp++ = 'T';
2448 	if (flags & IEEE80211_NODE_AMPDU_RX)
2449 		*cp++ = 'R';
2450 	if (flags & IEEE80211_NODE_MIMO_PS) {
2451 		*cp++ = 'M';
2452 		if (flags & IEEE80211_NODE_MIMO_RTS)
2453 			*cp++ = '+';
2454 	}
2455 	if (flags & IEEE80211_NODE_RIFS)
2456 		*cp++ = 'I';
2457 	if (flags & IEEE80211_NODE_SGI40) {
2458 		*cp++ = 'S';
2459 		if (flags & IEEE80211_NODE_SGI20)
2460 			*cp++ = '+';
2461 	} else if (flags & IEEE80211_NODE_SGI20)
2462 		*cp++ = 's';
2463 	if (flags & IEEE80211_NODE_AMSDU_TX)
2464 		*cp++ = 't';
2465 	if (flags & IEEE80211_NODE_AMSDU_RX)
2466 		*cp++ = 'r';
2467 	*cp = '\0';
2468 	return flagstring;
2469 }
2470 
2471 static void
2472 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2473 {
2474 	printf("%s", tag);
2475 	if (verbose) {
2476 		maxlen -= strlen(tag)+2;
2477 		if (2*ielen > maxlen)
2478 			maxlen--;
2479 		printf("<");
2480 		for (; ielen > 0; ie++, ielen--) {
2481 			if (maxlen-- <= 0)
2482 				break;
2483 			printf("%02x", *ie);
2484 		}
2485 		if (ielen != 0)
2486 			printf("-");
2487 		printf(">");
2488 	}
2489 }
2490 
2491 #define LE_READ_2(p)					\
2492 	((u_int16_t)					\
2493 	 ((((const u_int8_t *)(p))[0]      ) |		\
2494 	  (((const u_int8_t *)(p))[1] <<  8)))
2495 #define LE_READ_4(p)					\
2496 	((u_int32_t)					\
2497 	 ((((const u_int8_t *)(p))[0]      ) |		\
2498 	  (((const u_int8_t *)(p))[1] <<  8) |		\
2499 	  (((const u_int8_t *)(p))[2] << 16) |		\
2500 	  (((const u_int8_t *)(p))[3] << 24)))
2501 
2502 /*
2503  * NB: The decoding routines assume a properly formatted ie
2504  *     which should be safe as the kernel only retains them
2505  *     if they parse ok.
2506  */
2507 
2508 static void
2509 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2510 {
2511 #define	MS(_v, _f)	(((_v) & _f) >> _f##_S)
2512 	static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2513 	const struct ieee80211_wme_param *wme =
2514 	    (const struct ieee80211_wme_param *) ie;
2515 	int i;
2516 
2517 	printf("%s", tag);
2518 	if (!verbose)
2519 		return;
2520 	printf("<qosinfo 0x%x", wme->param_qosInfo);
2521 	ie += offsetof(struct ieee80211_wme_param, params_acParams);
2522 	for (i = 0; i < WME_NUM_AC; i++) {
2523 		const struct ieee80211_wme_acparams *ac =
2524 		    &wme->params_acParams[i];
2525 
2526 		printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2527 			, acnames[i]
2528 			, MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2529 			, MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2530 			, MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2531 			, MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2532 			, LE_READ_2(&ac->acp_txop)
2533 		);
2534 	}
2535 	printf(">");
2536 #undef MS
2537 }
2538 
2539 static void
2540 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2541 {
2542 	printf("%s", tag);
2543 	if (verbose) {
2544 		const struct ieee80211_wme_info *wme =
2545 		    (const struct ieee80211_wme_info *) ie;
2546 		printf("<version 0x%x info 0x%x>",
2547 		    wme->wme_version, wme->wme_info);
2548 	}
2549 }
2550 
2551 static void
2552 printvhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2553 {
2554 	printf("%s", tag);
2555 	if (verbose) {
2556 		const struct ieee80211_ie_vhtcap *vhtcap =
2557 		    (const struct ieee80211_ie_vhtcap *) ie;
2558 		uint32_t vhtcap_info = LE_READ_4(&vhtcap->vht_cap_info);
2559 
2560 		printf("<cap 0x%08x", vhtcap_info);
2561 		printf(" rx_mcs_map 0x%x",
2562 		    LE_READ_2(&vhtcap->supp_mcs.rx_mcs_map));
2563 		printf(" rx_highest %d",
2564 		    LE_READ_2(&vhtcap->supp_mcs.rx_highest) & 0x1fff);
2565 		printf(" tx_mcs_map 0x%x",
2566 		    LE_READ_2(&vhtcap->supp_mcs.tx_mcs_map));
2567 		printf(" tx_highest %d",
2568 		    LE_READ_2(&vhtcap->supp_mcs.tx_highest) & 0x1fff);
2569 
2570 		printf(">");
2571 	}
2572 }
2573 
2574 static void
2575 printvhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2576 {
2577 	printf("%s", tag);
2578 	if (verbose) {
2579 		const struct ieee80211_ie_vht_operation *vhtinfo =
2580 		    (const struct ieee80211_ie_vht_operation *) ie;
2581 
2582 		printf("<chw %d freq1_idx %d freq2_idx %d basic_mcs_set 0x%04x>",
2583 		    vhtinfo->chan_width,
2584 		    vhtinfo->center_freq_seg1_idx,
2585 		    vhtinfo->center_freq_seg2_idx,
2586 		    LE_READ_2(&vhtinfo->basic_mcs_set));
2587 	}
2588 }
2589 
2590 static void
2591 printvhtpwrenv(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2592 {
2593 	printf("%s", tag);
2594 	static const char *txpwrmap[] = {
2595 		"20",
2596 		"40",
2597 		"80",
2598 		"160",
2599 	};
2600 	if (verbose) {
2601 		const struct ieee80211_ie_vht_txpwrenv *vhtpwr =
2602 		    (const struct ieee80211_ie_vht_txpwrenv *) ie;
2603 		int i, n;
2604 		const char *sep = "";
2605 
2606 		/* Get count; trim at ielen */
2607 		n = (vhtpwr->tx_info &
2608 		    IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK) + 1;
2609 		/* Trim at ielen */
2610 		if (n > ielen - 3)
2611 			n = ielen - 3;
2612 		printf("<tx_info 0x%02x pwr:[", vhtpwr->tx_info);
2613 		for (i = 0; i < n; i++) {
2614 			printf("%s%s:%.2f", sep, txpwrmap[i],
2615 			    ((float) ((int8_t) ie[i+3])) / 2.0);
2616 			sep = " ";
2617 		}
2618 
2619 		printf("]>");
2620 	}
2621 }
2622 
2623 static void
2624 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2625 {
2626 	printf("%s", tag);
2627 	if (verbose) {
2628 		const struct ieee80211_ie_htcap *htcap =
2629 		    (const struct ieee80211_ie_htcap *) ie;
2630 		const char *sep;
2631 		int i, j;
2632 
2633 		printf("<cap 0x%x param 0x%x",
2634 		    LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2635 		printf(" mcsset[");
2636 		sep = "";
2637 		for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2638 			if (isset(htcap->hc_mcsset, i)) {
2639 				for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2640 					if (isclr(htcap->hc_mcsset, j))
2641 						break;
2642 				j--;
2643 				if (i == j)
2644 					printf("%s%u", sep, i);
2645 				else
2646 					printf("%s%u-%u", sep, i, j);
2647 				i += j-i;
2648 				sep = ",";
2649 			}
2650 		printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2651 		    LE_READ_2(&htcap->hc_extcap),
2652 		    LE_READ_4(&htcap->hc_txbf),
2653 		    htcap->hc_antenna);
2654 	}
2655 }
2656 
2657 static void
2658 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2659 {
2660 	printf("%s", tag);
2661 	if (verbose) {
2662 		const struct ieee80211_ie_htinfo *htinfo =
2663 		    (const struct ieee80211_ie_htinfo *) ie;
2664 		const char *sep;
2665 		int i, j;
2666 
2667 		printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2668 		    htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2669 		    LE_READ_2(&htinfo->hi_byte45));
2670 		printf(" basicmcs[");
2671 		sep = "";
2672 		for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2673 			if (isset(htinfo->hi_basicmcsset, i)) {
2674 				for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2675 					if (isclr(htinfo->hi_basicmcsset, j))
2676 						break;
2677 				j--;
2678 				if (i == j)
2679 					printf("%s%u", sep, i);
2680 				else
2681 					printf("%s%u-%u", sep, i, j);
2682 				i += j-i;
2683 				sep = ",";
2684 			}
2685 		printf("]>");
2686 	}
2687 }
2688 
2689 static void
2690 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2691 {
2692 
2693 	printf("%s", tag);
2694 	if (verbose) {
2695 		const struct ieee80211_ath_ie *ath =
2696 			(const struct ieee80211_ath_ie *)ie;
2697 
2698 		printf("<");
2699 		if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2700 			printf("DTURBO,");
2701 		if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2702 			printf("COMP,");
2703 		if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2704 			printf("FF,");
2705 		if (ath->ath_capability & ATHEROS_CAP_XR)
2706 			printf("XR,");
2707 		if (ath->ath_capability & ATHEROS_CAP_AR)
2708 			printf("AR,");
2709 		if (ath->ath_capability & ATHEROS_CAP_BURST)
2710 			printf("BURST,");
2711 		if (ath->ath_capability & ATHEROS_CAP_WME)
2712 			printf("WME,");
2713 		if (ath->ath_capability & ATHEROS_CAP_BOOST)
2714 			printf("BOOST,");
2715 		printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2716 	}
2717 }
2718 
2719 
2720 static void
2721 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2722 {
2723 #define MATCHOUI(field, oui, string)					\
2724 do {									\
2725 	if (memcmp(field, oui, 4) == 0)					\
2726 		printf("%s", string);					\
2727 } while (0)
2728 
2729 	printf("%s", tag);
2730 	if (verbose) {
2731 		const struct ieee80211_meshconf_ie *mconf =
2732 			(const struct ieee80211_meshconf_ie *)ie;
2733 		printf("<PATH:");
2734 		if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2735 			printf("HWMP");
2736 		else
2737 			printf("UNKNOWN");
2738 		printf(" LINK:");
2739 		if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2740 			printf("AIRTIME");
2741 		else
2742 			printf("UNKNOWN");
2743 		printf(" CONGESTION:");
2744 		if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2745 			printf("DISABLED");
2746 		else
2747 			printf("UNKNOWN");
2748 		printf(" SYNC:");
2749 		if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2750 			printf("NEIGHOFF");
2751 		else
2752 			printf("UNKNOWN");
2753 		printf(" AUTH:");
2754 		if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2755 			printf("DISABLED");
2756 		else
2757 			printf("UNKNOWN");
2758 		printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2759 		    mconf->conf_cap);
2760 	}
2761 #undef MATCHOUI
2762 }
2763 
2764 static void
2765 printbssload(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2766 {
2767 	printf("%s", tag);
2768 	if (verbose) {
2769 		const struct ieee80211_bss_load_ie *bssload =
2770 		    (const struct ieee80211_bss_load_ie *) ie;
2771 		printf("<sta count %d, chan load %d, aac %d>",
2772 		    LE_READ_2(&bssload->sta_count),
2773 		    bssload->chan_load,
2774 		    bssload->aac);
2775 	}
2776 }
2777 
2778 static void
2779 printapchanrep(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2780 {
2781 	printf("%s", tag);
2782 	if (verbose) {
2783 		const struct ieee80211_ap_chan_report_ie *ap =
2784 		    (const struct ieee80211_ap_chan_report_ie *) ie;
2785 		const char *sep = "";
2786 		int i;
2787 
2788 		printf("<class %u, chan:[", ap->i_class);
2789 
2790 		for (i = 3; i < ielen; i++) {
2791 			printf("%s%u", sep, ie[i]);
2792 			sep = ",";
2793 		}
2794 		printf("]>");
2795 	}
2796 }
2797 
2798 static const char *
2799 wpa_cipher(const u_int8_t *sel)
2800 {
2801 #define	WPA_SEL(x)	(((x)<<24)|WPA_OUI)
2802 	u_int32_t w = LE_READ_4(sel);
2803 
2804 	switch (w) {
2805 	case WPA_SEL(WPA_CSE_NULL):
2806 		return "NONE";
2807 	case WPA_SEL(WPA_CSE_WEP40):
2808 		return "WEP40";
2809 	case WPA_SEL(WPA_CSE_WEP104):
2810 		return "WEP104";
2811 	case WPA_SEL(WPA_CSE_TKIP):
2812 		return "TKIP";
2813 	case WPA_SEL(WPA_CSE_CCMP):
2814 		return "AES-CCMP";
2815 	}
2816 	return "?";		/* NB: so 1<< is discarded */
2817 #undef WPA_SEL
2818 }
2819 
2820 static const char *
2821 wpa_keymgmt(const u_int8_t *sel)
2822 {
2823 #define	WPA_SEL(x)	(((x)<<24)|WPA_OUI)
2824 	u_int32_t w = LE_READ_4(sel);
2825 
2826 	switch (w) {
2827 	case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2828 		return "8021X-UNSPEC";
2829 	case WPA_SEL(WPA_ASE_8021X_PSK):
2830 		return "8021X-PSK";
2831 	case WPA_SEL(WPA_ASE_NONE):
2832 		return "NONE";
2833 	}
2834 	return "?";
2835 #undef WPA_SEL
2836 }
2837 
2838 static void
2839 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2840 {
2841 	u_int8_t len = ie[1];
2842 
2843 	printf("%s", tag);
2844 	if (verbose) {
2845 		const char *sep;
2846 		int n;
2847 
2848 		ie += 6, len -= 4;		/* NB: len is payload only */
2849 
2850 		printf("<v%u", LE_READ_2(ie));
2851 		ie += 2, len -= 2;
2852 
2853 		printf(" mc:%s", wpa_cipher(ie));
2854 		ie += 4, len -= 4;
2855 
2856 		/* unicast ciphers */
2857 		n = LE_READ_2(ie);
2858 		ie += 2, len -= 2;
2859 		sep = " uc:";
2860 		for (; n > 0; n--) {
2861 			printf("%s%s", sep, wpa_cipher(ie));
2862 			ie += 4, len -= 4;
2863 			sep = "+";
2864 		}
2865 
2866 		/* key management algorithms */
2867 		n = LE_READ_2(ie);
2868 		ie += 2, len -= 2;
2869 		sep = " km:";
2870 		for (; n > 0; n--) {
2871 			printf("%s%s", sep, wpa_keymgmt(ie));
2872 			ie += 4, len -= 4;
2873 			sep = "+";
2874 		}
2875 
2876 		if (len > 2)		/* optional capabilities */
2877 			printf(", caps 0x%x", LE_READ_2(ie));
2878 		printf(">");
2879 	}
2880 }
2881 
2882 static const char *
2883 rsn_cipher(const u_int8_t *sel)
2884 {
2885 #define	RSN_SEL(x)	(((x)<<24)|RSN_OUI)
2886 	u_int32_t w = LE_READ_4(sel);
2887 
2888 	switch (w) {
2889 	case RSN_SEL(RSN_CSE_NULL):
2890 		return "NONE";
2891 	case RSN_SEL(RSN_CSE_WEP40):
2892 		return "WEP40";
2893 	case RSN_SEL(RSN_CSE_WEP104):
2894 		return "WEP104";
2895 	case RSN_SEL(RSN_CSE_TKIP):
2896 		return "TKIP";
2897 	case RSN_SEL(RSN_CSE_CCMP):
2898 		return "AES-CCMP";
2899 	case RSN_SEL(RSN_CSE_WRAP):
2900 		return "AES-OCB";
2901 	}
2902 	return "?";
2903 #undef WPA_SEL
2904 }
2905 
2906 static const char *
2907 rsn_keymgmt(const u_int8_t *sel)
2908 {
2909 #define	RSN_SEL(x)	(((x)<<24)|RSN_OUI)
2910 	u_int32_t w = LE_READ_4(sel);
2911 
2912 	switch (w) {
2913 	case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2914 		return "8021X-UNSPEC";
2915 	case RSN_SEL(RSN_ASE_8021X_PSK):
2916 		return "8021X-PSK";
2917 	case RSN_SEL(RSN_ASE_NONE):
2918 		return "NONE";
2919 	}
2920 	return "?";
2921 #undef RSN_SEL
2922 }
2923 
2924 static void
2925 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2926 {
2927 	printf("%s", tag);
2928 	if (verbose) {
2929 		const char *sep;
2930 		int n;
2931 
2932 		ie += 2, ielen -= 2;
2933 
2934 		printf("<v%u", LE_READ_2(ie));
2935 		ie += 2, ielen -= 2;
2936 
2937 		printf(" mc:%s", rsn_cipher(ie));
2938 		ie += 4, ielen -= 4;
2939 
2940 		/* unicast ciphers */
2941 		n = LE_READ_2(ie);
2942 		ie += 2, ielen -= 2;
2943 		sep = " uc:";
2944 		for (; n > 0; n--) {
2945 			printf("%s%s", sep, rsn_cipher(ie));
2946 			ie += 4, ielen -= 4;
2947 			sep = "+";
2948 		}
2949 
2950 		/* key management algorithms */
2951 		n = LE_READ_2(ie);
2952 		ie += 2, ielen -= 2;
2953 		sep = " km:";
2954 		for (; n > 0; n--) {
2955 			printf("%s%s", sep, rsn_keymgmt(ie));
2956 			ie += 4, ielen -= 4;
2957 			sep = "+";
2958 		}
2959 
2960 		if (ielen > 2)		/* optional capabilities */
2961 			printf(", caps 0x%x", LE_READ_2(ie));
2962 		/* XXXPMKID */
2963 		printf(">");
2964 	}
2965 }
2966 
2967 /* XXX move to a public include file */
2968 #define IEEE80211_WPS_DEV_PASS_ID	0x1012
2969 #define IEEE80211_WPS_SELECTED_REG	0x1041
2970 #define IEEE80211_WPS_SETUP_STATE	0x1044
2971 #define IEEE80211_WPS_UUID_E		0x1047
2972 #define IEEE80211_WPS_VERSION		0x104a
2973 
2974 #define BE_READ_2(p)					\
2975 	((u_int16_t)					\
2976 	 ((((const u_int8_t *)(p))[1]      ) |		\
2977 	  (((const u_int8_t *)(p))[0] <<  8)))
2978 
2979 static void
2980 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2981 {
2982 	u_int8_t len = ie[1];
2983 
2984 	printf("%s", tag);
2985 	if (verbose) {
2986 		static const char *dev_pass_id[] = {
2987 			"D",	/* Default (PIN) */
2988 			"U",	/* User-specified */
2989 			"M",	/* Machine-specified */
2990 			"K",	/* Rekey */
2991 			"P",	/* PushButton */
2992 			"R"	/* Registrar-specified */
2993 		};
2994 		int n;
2995 
2996 		ie +=6, len -= 4;		/* NB: len is payload only */
2997 
2998 		/* WPS IE in Beacon and Probe Resp frames have different fields */
2999 		printf("<");
3000 		while (len) {
3001 			uint16_t tlv_type = BE_READ_2(ie);
3002 			uint16_t tlv_len  = BE_READ_2(ie + 2);
3003 
3004 			ie += 4, len -= 4;
3005 
3006 			switch (tlv_type) {
3007 			case IEEE80211_WPS_VERSION:
3008 				printf("v:%d.%d", *ie >> 4, *ie & 0xf);
3009 				break;
3010 			case IEEE80211_WPS_SETUP_STATE:
3011 				/* Only 1 and 2 are valid */
3012 				if (*ie == 0 || *ie >= 3)
3013 					printf(" state:B");
3014 				else
3015 					printf(" st:%s", *ie == 1 ? "N" : "C");
3016 				break;
3017 			case IEEE80211_WPS_SELECTED_REG:
3018 				printf(" sel:%s", *ie ? "T" : "F");
3019 				break;
3020 			case IEEE80211_WPS_DEV_PASS_ID:
3021 				n = LE_READ_2(ie);
3022 				if (n < nitems(dev_pass_id))
3023 					printf(" dpi:%s", dev_pass_id[n]);
3024 				break;
3025 			case IEEE80211_WPS_UUID_E:
3026 				printf(" uuid-e:");
3027 				for (n = 0; n < (tlv_len - 1); n++)
3028 					printf("%02x-", ie[n]);
3029 				printf("%02x", ie[n]);
3030 				break;
3031 			}
3032 			ie += tlv_len, len -= tlv_len;
3033 		}
3034 		printf(">");
3035 	}
3036 }
3037 
3038 static void
3039 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3040 {
3041 	printf("%s", tag);
3042 	if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
3043 		const struct ieee80211_tdma_param *tdma =
3044 		   (const struct ieee80211_tdma_param *) ie;
3045 
3046 		/* XXX tstamp */
3047 		printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
3048 		    tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
3049 		    LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
3050 		    tdma->tdma_inuse[0]);
3051 	}
3052 }
3053 
3054 /*
3055  * Copy the ssid string contents into buf, truncating to fit.  If the
3056  * ssid is entirely printable then just copy intact.  Otherwise convert
3057  * to hexadecimal.  If the result is truncated then replace the last
3058  * three characters with "...".
3059  */
3060 static int
3061 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
3062 {
3063 	const u_int8_t *p;
3064 	size_t maxlen;
3065 	u_int i;
3066 
3067 	if (essid_len > bufsize)
3068 		maxlen = bufsize;
3069 	else
3070 		maxlen = essid_len;
3071 	/* determine printable or not */
3072 	for (i = 0, p = essid; i < maxlen; i++, p++) {
3073 		if (*p < ' ' || *p > 0x7e)
3074 			break;
3075 	}
3076 	if (i != maxlen) {		/* not printable, print as hex */
3077 		if (bufsize < 3)
3078 			return 0;
3079 		strlcpy(buf, "0x", bufsize);
3080 		bufsize -= 2;
3081 		p = essid;
3082 		for (i = 0; i < maxlen && bufsize >= 2; i++) {
3083 			sprintf(&buf[2+2*i], "%02x", p[i]);
3084 			bufsize -= 2;
3085 		}
3086 		if (i != essid_len)
3087 			memcpy(&buf[2+2*i-3], "...", 3);
3088 	} else {			/* printable, truncate as needed */
3089 		memcpy(buf, essid, maxlen);
3090 		if (maxlen != essid_len)
3091 			memcpy(&buf[maxlen-3], "...", 3);
3092 	}
3093 	return maxlen;
3094 }
3095 
3096 static void
3097 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3098 {
3099 	char ssid[2*IEEE80211_NWID_LEN+1];
3100 
3101 	printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
3102 }
3103 
3104 static void
3105 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3106 {
3107 	const char *sep;
3108 	int i;
3109 
3110 	printf("%s", tag);
3111 	sep = "<";
3112 	for (i = 2; i < ielen; i++) {
3113 		printf("%s%s%d", sep,
3114 		    ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
3115 		    ie[i] & IEEE80211_RATE_VAL);
3116 		sep = ",";
3117 	}
3118 	printf(">");
3119 }
3120 
3121 static void
3122 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3123 {
3124 	const struct ieee80211_country_ie *cie =
3125 	   (const struct ieee80211_country_ie *) ie;
3126 	int i, nbands, schan, nchan;
3127 
3128 	printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3129 	nbands = (cie->len - 3) / sizeof(cie->band[0]);
3130 	for (i = 0; i < nbands; i++) {
3131 		schan = cie->band[i].schan;
3132 		nchan = cie->band[i].nchan;
3133 		if (nchan != 1)
3134 			printf(" %u-%u,%u", schan, schan + nchan-1,
3135 			    cie->band[i].maxtxpwr);
3136 		else
3137 			printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3138 	}
3139 	printf(">");
3140 }
3141 
3142 static __inline int
3143 iswpaoui(const u_int8_t *frm)
3144 {
3145 	return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3146 }
3147 
3148 static __inline int
3149 iswmeinfo(const u_int8_t *frm)
3150 {
3151 	return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3152 		frm[6] == WME_INFO_OUI_SUBTYPE;
3153 }
3154 
3155 static __inline int
3156 iswmeparam(const u_int8_t *frm)
3157 {
3158 	return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3159 		frm[6] == WME_PARAM_OUI_SUBTYPE;
3160 }
3161 
3162 static __inline int
3163 isatherosoui(const u_int8_t *frm)
3164 {
3165 	return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3166 }
3167 
3168 static __inline int
3169 istdmaoui(const uint8_t *frm)
3170 {
3171 	return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3172 }
3173 
3174 static __inline int
3175 iswpsoui(const uint8_t *frm)
3176 {
3177 	return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3178 }
3179 
3180 static const char *
3181 iename(int elemid)
3182 {
3183 	switch (elemid) {
3184 	case IEEE80211_ELEMID_FHPARMS:	return " FHPARMS";
3185 	case IEEE80211_ELEMID_CFPARMS:	return " CFPARMS";
3186 	case IEEE80211_ELEMID_TIM:	return " TIM";
3187 	case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3188 	case IEEE80211_ELEMID_BSSLOAD:	return " BSSLOAD";
3189 	case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3190 	case IEEE80211_ELEMID_PWRCNSTR:	return " PWRCNSTR";
3191 	case IEEE80211_ELEMID_PWRCAP:	return " PWRCAP";
3192 	case IEEE80211_ELEMID_TPCREQ:	return " TPCREQ";
3193 	case IEEE80211_ELEMID_TPCREP:	return " TPCREP";
3194 	case IEEE80211_ELEMID_SUPPCHAN:	return " SUPPCHAN";
3195 	case IEEE80211_ELEMID_CSA:	return " CSA";
3196 	case IEEE80211_ELEMID_MEASREQ:	return " MEASREQ";
3197 	case IEEE80211_ELEMID_MEASREP:	return " MEASREP";
3198 	case IEEE80211_ELEMID_QUIET:	return " QUIET";
3199 	case IEEE80211_ELEMID_IBSSDFS:	return " IBSSDFS";
3200 	case IEEE80211_ELEMID_TPC:	return " TPC";
3201 	case IEEE80211_ELEMID_CCKM:	return " CCKM";
3202 	}
3203 	return " ???";
3204 }
3205 
3206 static void
3207 printies(const u_int8_t *vp, int ielen, int maxcols)
3208 {
3209 	while (ielen > 0) {
3210 		switch (vp[0]) {
3211 		case IEEE80211_ELEMID_SSID:
3212 			if (verbose)
3213 				printssid(" SSID", vp, 2+vp[1], maxcols);
3214 			break;
3215 		case IEEE80211_ELEMID_RATES:
3216 		case IEEE80211_ELEMID_XRATES:
3217 			if (verbose)
3218 				printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3219 				    " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3220 			break;
3221 		case IEEE80211_ELEMID_DSPARMS:
3222 			if (verbose)
3223 				printf(" DSPARMS<%u>", vp[2]);
3224 			break;
3225 		case IEEE80211_ELEMID_COUNTRY:
3226 			if (verbose)
3227 				printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3228 			break;
3229 		case IEEE80211_ELEMID_ERP:
3230 			if (verbose)
3231 				printf(" ERP<0x%x>", vp[2]);
3232 			break;
3233 		case IEEE80211_ELEMID_VENDOR:
3234 			if (iswpaoui(vp))
3235 				printwpaie(" WPA", vp, 2+vp[1], maxcols);
3236 			else if (iswmeinfo(vp))
3237 				printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3238 			else if (iswmeparam(vp))
3239 				printwmeparam(" WME", vp, 2+vp[1], maxcols);
3240 			else if (isatherosoui(vp))
3241 				printathie(" ATH", vp, 2+vp[1], maxcols);
3242 			else if (iswpsoui(vp))
3243 				printwpsie(" WPS", vp, 2+vp[1], maxcols);
3244 			else if (istdmaoui(vp))
3245 				printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3246 			else if (verbose)
3247 				printie(" VEN", vp, 2+vp[1], maxcols);
3248 			break;
3249 		case IEEE80211_ELEMID_RSN:
3250 			printrsnie(" RSN", vp, 2+vp[1], maxcols);
3251 			break;
3252 		case IEEE80211_ELEMID_HTCAP:
3253 			printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3254 			break;
3255 		case IEEE80211_ELEMID_HTINFO:
3256 			if (verbose)
3257 				printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3258 			break;
3259 		case IEEE80211_ELEMID_MESHID:
3260 			if (verbose)
3261 				printssid(" MESHID", vp, 2+vp[1], maxcols);
3262 			break;
3263 		case IEEE80211_ELEMID_MESHCONF:
3264 			printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3265 			break;
3266 		case IEEE80211_ELEMID_VHT_CAP:
3267 			printvhtcap(" VHTCAP", vp, 2+vp[1], maxcols);
3268 			break;
3269 		case IEEE80211_ELEMID_VHT_OPMODE:
3270 			printvhtinfo(" VHTOPMODE", vp, 2+vp[1], maxcols);
3271 			break;
3272 		case IEEE80211_ELEMID_VHT_PWR_ENV:
3273 			printvhtpwrenv(" VHTPWRENV", vp, 2+vp[1], maxcols);
3274 			break;
3275 		case IEEE80211_ELEMID_BSSLOAD:
3276 			printbssload(" BSSLOAD", vp, 2+vp[1], maxcols);
3277 			break;
3278 		case IEEE80211_ELEMID_APCHANREP:
3279 			printapchanrep(" APCHANREP", vp, 2+vp[1], maxcols);
3280 			break;
3281 		default:
3282 			if (verbose)
3283 				printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3284 			break;
3285 		}
3286 		ielen -= 2+vp[1];
3287 		vp += 2+vp[1];
3288 	}
3289 }
3290 
3291 static void
3292 printmimo(const struct ieee80211_mimo_info *mi)
3293 {
3294 	/* NB: don't muddy display unless there's something to show */
3295 	if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3296 		/* XXX ignore EVM for now */
3297 		printf(" (rssi %d:%d:%d nf %d:%d:%d)",
3298 		    mi->rssi[0], mi->rssi[1], mi->rssi[2],
3299 		    mi->noise[0], mi->noise[1], mi->noise[2]);
3300 	}
3301 }
3302 
3303 static void
3304 list_scan(int s)
3305 {
3306 	uint8_t buf[24*1024];
3307 	char ssid[IEEE80211_NWID_LEN+1];
3308 	const uint8_t *cp;
3309 	int len, ssidmax, idlen;
3310 
3311 	if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3312 		errx(1, "unable to get scan results");
3313 	if (len < sizeof(struct ieee80211req_scan_result))
3314 		return;
3315 
3316 	getchaninfo(s);
3317 
3318 	ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3319 	printf("%-*.*s  %-17.17s  %4s %4s   %-7s  %3s %4s\n"
3320 		, ssidmax, ssidmax, "SSID/MESH ID"
3321 		, "BSSID"
3322 		, "CHAN"
3323 		, "RATE"
3324 		, " S:N"
3325 		, "INT"
3326 		, "CAPS"
3327 	);
3328 	cp = buf;
3329 	do {
3330 		const struct ieee80211req_scan_result *sr;
3331 		const uint8_t *vp, *idp;
3332 
3333 		sr = (const struct ieee80211req_scan_result *) cp;
3334 		vp = cp + sr->isr_ie_off;
3335 		if (sr->isr_meshid_len) {
3336 			idp = vp + sr->isr_ssid_len;
3337 			idlen = sr->isr_meshid_len;
3338 		} else {
3339 			idp = vp;
3340 			idlen = sr->isr_ssid_len;
3341 		}
3342 		printf("%-*.*s  %s  %3d  %3dM %4d:%-4d %4d %-4.4s"
3343 			, ssidmax
3344 			  , copy_essid(ssid, ssidmax, idp, idlen)
3345 			  , ssid
3346 			, ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3347 			, ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3348 			, getmaxrate(sr->isr_rates, sr->isr_nrates)
3349 			, (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3350 			, sr->isr_intval
3351 			, getcaps(sr->isr_capinfo)
3352 		);
3353 		printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3354 		    sr->isr_ie_len, 24);
3355 		printf("\n");
3356 		cp += sr->isr_len, len -= sr->isr_len;
3357 	} while (len >= sizeof(struct ieee80211req_scan_result));
3358 }
3359 
3360 static void
3361 scan_and_wait(int s)
3362 {
3363 	struct ieee80211_scan_req sr;
3364 	struct ieee80211req ireq;
3365 	int sroute;
3366 
3367 	sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3368 	if (sroute < 0) {
3369 		perror("socket(PF_ROUTE,SOCK_RAW)");
3370 		return;
3371 	}
3372 	(void) memset(&ireq, 0, sizeof(ireq));
3373 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3374 	ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3375 
3376 	memset(&sr, 0, sizeof(sr));
3377 	sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3378 		    | IEEE80211_IOC_SCAN_BGSCAN
3379 		    | IEEE80211_IOC_SCAN_NOPICK
3380 		    | IEEE80211_IOC_SCAN_ONCE;
3381 	sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3382 	sr.sr_nssid = 0;
3383 
3384 	ireq.i_data = &sr;
3385 	ireq.i_len = sizeof(sr);
3386 	/*
3387 	 * NB: only root can trigger a scan so ignore errors. Also ignore
3388 	 * possible errors from net80211, even if no new scan could be
3389 	 * started there might still be a valid scan cache.
3390 	 */
3391 	if (ioctl(s, SIOCS80211, &ireq) == 0) {
3392 		char buf[2048];
3393 		struct if_announcemsghdr *ifan;
3394 		struct rt_msghdr *rtm;
3395 
3396 		do {
3397 			if (read(sroute, buf, sizeof(buf)) < 0) {
3398 				perror("read(PF_ROUTE)");
3399 				break;
3400 			}
3401 			rtm = (struct rt_msghdr *) buf;
3402 			if (rtm->rtm_version != RTM_VERSION)
3403 				break;
3404 			ifan = (struct if_announcemsghdr *) rtm;
3405 		} while (rtm->rtm_type != RTM_IEEE80211 ||
3406 		    ifan->ifan_what != RTM_IEEE80211_SCAN);
3407 	}
3408 	close(sroute);
3409 }
3410 
3411 static
3412 DECL_CMD_FUNC(set80211scan, val, d)
3413 {
3414 	scan_and_wait(s);
3415 	list_scan(s);
3416 }
3417 
3418 static enum ieee80211_opmode get80211opmode(int s);
3419 
3420 static int
3421 gettxseq(const struct ieee80211req_sta_info *si)
3422 {
3423 	int i, txseq;
3424 
3425 	if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3426 		return si->isi_txseqs[0];
3427 	/* XXX not right but usually what folks want */
3428 	txseq = 0;
3429 	for (i = 0; i < IEEE80211_TID_SIZE; i++)
3430 		if (si->isi_txseqs[i] > txseq)
3431 			txseq = si->isi_txseqs[i];
3432 	return txseq;
3433 }
3434 
3435 static int
3436 getrxseq(const struct ieee80211req_sta_info *si)
3437 {
3438 	int i, rxseq;
3439 
3440 	if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3441 		return si->isi_rxseqs[0];
3442 	/* XXX not right but usually what folks want */
3443 	rxseq = 0;
3444 	for (i = 0; i < IEEE80211_TID_SIZE; i++)
3445 		if (si->isi_rxseqs[i] > rxseq)
3446 			rxseq = si->isi_rxseqs[i];
3447 	return rxseq;
3448 }
3449 
3450 static void
3451 list_stations(int s)
3452 {
3453 	union {
3454 		struct ieee80211req_sta_req req;
3455 		uint8_t buf[24*1024];
3456 	} u;
3457 	enum ieee80211_opmode opmode = get80211opmode(s);
3458 	const uint8_t *cp;
3459 	int len;
3460 
3461 	/* broadcast address =>'s get all stations */
3462 	(void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3463 	if (opmode == IEEE80211_M_STA) {
3464 		/*
3465 		 * Get information about the associated AP.
3466 		 */
3467 		(void) get80211(s, IEEE80211_IOC_BSSID,
3468 		    u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3469 	}
3470 	if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3471 		errx(1, "unable to get station information");
3472 	if (len < sizeof(struct ieee80211req_sta_info))
3473 		return;
3474 
3475 	getchaninfo(s);
3476 
3477 	if (opmode == IEEE80211_M_MBSS)
3478 		printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3479 			, "ADDR"
3480 			, "CHAN"
3481 			, "LOCAL"
3482 			, "PEER"
3483 			, "STATE"
3484 			, "RATE"
3485 			, "RSSI"
3486 			, "IDLE"
3487 			, "TXSEQ"
3488 			, "RXSEQ"
3489 		);
3490 	else
3491 		printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3492 			, "ADDR"
3493 			, "AID"
3494 			, "CHAN"
3495 			, "RATE"
3496 			, "RSSI"
3497 			, "IDLE"
3498 			, "TXSEQ"
3499 			, "RXSEQ"
3500 			, "CAPS"
3501 			, "FLAG"
3502 		);
3503 	cp = (const uint8_t *) u.req.info;
3504 	do {
3505 		const struct ieee80211req_sta_info *si;
3506 
3507 		si = (const struct ieee80211req_sta_info *) cp;
3508 		if (si->isi_len < sizeof(*si))
3509 			break;
3510 		if (opmode == IEEE80211_M_MBSS)
3511 			printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3512 				, ether_ntoa((const struct ether_addr*)
3513 				    si->isi_macaddr)
3514 				, ieee80211_mhz2ieee(si->isi_freq,
3515 				    si->isi_flags)
3516 				, si->isi_localid
3517 				, si->isi_peerid
3518 				, mesh_linkstate_string(si->isi_peerstate)
3519 				, si->isi_txmbps/2
3520 				, si->isi_rssi/2.
3521 				, si->isi_inact
3522 				, gettxseq(si)
3523 				, getrxseq(si)
3524 			);
3525 		else
3526 			printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3527 				, ether_ntoa((const struct ether_addr*)
3528 				    si->isi_macaddr)
3529 				, IEEE80211_AID(si->isi_associd)
3530 				, ieee80211_mhz2ieee(si->isi_freq,
3531 				    si->isi_flags)
3532 				, si->isi_txmbps/2
3533 				, si->isi_rssi/2.
3534 				, si->isi_inact
3535 				, gettxseq(si)
3536 				, getrxseq(si)
3537 				, getcaps(si->isi_capinfo)
3538 				, getflags(si->isi_state)
3539 			);
3540 		printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3541 		printmimo(&si->isi_mimo);
3542 		printf("\n");
3543 		cp += si->isi_len, len -= si->isi_len;
3544 	} while (len >= sizeof(struct ieee80211req_sta_info));
3545 }
3546 
3547 static const char *
3548 mesh_linkstate_string(uint8_t state)
3549 {
3550 	static const char *state_names[] = {
3551 	    [0] = "IDLE",
3552 	    [1] = "OPEN-TX",
3553 	    [2] = "OPEN-RX",
3554 	    [3] = "CONF-RX",
3555 	    [4] = "ESTAB",
3556 	    [5] = "HOLDING",
3557 	};
3558 
3559 	if (state >= nitems(state_names)) {
3560 		static char buf[10];
3561 		snprintf(buf, sizeof(buf), "#%u", state);
3562 		return buf;
3563 	} else
3564 		return state_names[state];
3565 }
3566 
3567 static const char *
3568 get_chaninfo(const struct ieee80211_channel *c, int precise,
3569 	char buf[], size_t bsize)
3570 {
3571 	buf[0] = '\0';
3572 	if (IEEE80211_IS_CHAN_FHSS(c))
3573 		strlcat(buf, " FHSS", bsize);
3574 	if (IEEE80211_IS_CHAN_A(c))
3575 		strlcat(buf, " 11a", bsize);
3576 	else if (IEEE80211_IS_CHAN_ANYG(c))
3577 		strlcat(buf, " 11g", bsize);
3578 	else if (IEEE80211_IS_CHAN_B(c))
3579 		strlcat(buf, " 11b", bsize);
3580 	if (IEEE80211_IS_CHAN_HALF(c))
3581 		strlcat(buf, "/10MHz", bsize);
3582 	if (IEEE80211_IS_CHAN_QUARTER(c))
3583 		strlcat(buf, "/5MHz", bsize);
3584 	if (IEEE80211_IS_CHAN_TURBO(c))
3585 		strlcat(buf, " Turbo", bsize);
3586 	if (precise) {
3587 		if (IEEE80211_IS_CHAN_HT20(c))
3588 			strlcat(buf, " ht/20", bsize);
3589 		else if (IEEE80211_IS_CHAN_HT40D(c))
3590 			strlcat(buf, " ht/40-", bsize);
3591 		else if (IEEE80211_IS_CHAN_HT40U(c))
3592 			strlcat(buf, " ht/40+", bsize);
3593 	} else {
3594 		if (IEEE80211_IS_CHAN_HT(c))
3595 			strlcat(buf, " ht", bsize);
3596 	}
3597 	return buf;
3598 }
3599 
3600 static void
3601 print_chaninfo(const struct ieee80211_channel *c, int verb)
3602 {
3603 	char buf[14];
3604 
3605 	if (verb)
3606 		printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3607 		    ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3608 		    IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3609 		    IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3610 		    IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3611 		    IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3612 		    IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3613 		    get_chaninfo(c, verb, buf, sizeof(buf)));
3614 	else
3615 	printf("Channel %3u : %u%c MHz%-14.14s",
3616 	    ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3617 	    IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3618 	    get_chaninfo(c, verb, buf, sizeof(buf)));
3619 
3620 }
3621 
3622 static int
3623 chanpref(const struct ieee80211_channel *c)
3624 {
3625 	if (IEEE80211_IS_CHAN_HT40(c))
3626 		return 40;
3627 	if (IEEE80211_IS_CHAN_HT20(c))
3628 		return 30;
3629 	if (IEEE80211_IS_CHAN_HALF(c))
3630 		return 10;
3631 	if (IEEE80211_IS_CHAN_QUARTER(c))
3632 		return 5;
3633 	if (IEEE80211_IS_CHAN_TURBO(c))
3634 		return 25;
3635 	if (IEEE80211_IS_CHAN_A(c))
3636 		return 20;
3637 	if (IEEE80211_IS_CHAN_G(c))
3638 		return 20;
3639 	if (IEEE80211_IS_CHAN_B(c))
3640 		return 15;
3641 	if (IEEE80211_IS_CHAN_PUREG(c))
3642 		return 15;
3643 	return 0;
3644 }
3645 
3646 static void
3647 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3648 	int allchans, int verb)
3649 {
3650 	struct ieee80211req_chaninfo *achans;
3651 	uint8_t reported[IEEE80211_CHAN_BYTES];
3652 	const struct ieee80211_channel *c;
3653 	int i, half;
3654 
3655 	achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3656 	if (achans == NULL)
3657 		errx(1, "no space for active channel list");
3658 	achans->ic_nchans = 0;
3659 	memset(reported, 0, sizeof(reported));
3660 	if (!allchans) {
3661 		struct ieee80211req_chanlist active;
3662 
3663 		if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3664 			errx(1, "unable to get active channel list");
3665 		for (i = 0; i < chans->ic_nchans; i++) {
3666 			c = &chans->ic_chans[i];
3667 			if (!isset(active.ic_channels, c->ic_ieee))
3668 				continue;
3669 			/*
3670 			 * Suppress compatible duplicates unless
3671 			 * verbose.  The kernel gives us it's
3672 			 * complete channel list which has separate
3673 			 * entries for 11g/11b and 11a/turbo.
3674 			 */
3675 			if (isset(reported, c->ic_ieee) && !verb) {
3676 				/* XXX we assume duplicates are adjacent */
3677 				achans->ic_chans[achans->ic_nchans-1] = *c;
3678 			} else {
3679 				achans->ic_chans[achans->ic_nchans++] = *c;
3680 				setbit(reported, c->ic_ieee);
3681 			}
3682 		}
3683 	} else {
3684 		for (i = 0; i < chans->ic_nchans; i++) {
3685 			c = &chans->ic_chans[i];
3686 			/* suppress duplicates as above */
3687 			if (isset(reported, c->ic_ieee) && !verb) {
3688 				/* XXX we assume duplicates are adjacent */
3689 				struct ieee80211_channel *a =
3690 				    &achans->ic_chans[achans->ic_nchans-1];
3691 				if (chanpref(c) > chanpref(a))
3692 					*a = *c;
3693 			} else {
3694 				achans->ic_chans[achans->ic_nchans++] = *c;
3695 				setbit(reported, c->ic_ieee);
3696 			}
3697 		}
3698 	}
3699 	half = achans->ic_nchans / 2;
3700 	if (achans->ic_nchans % 2)
3701 		half++;
3702 
3703 	for (i = 0; i < achans->ic_nchans / 2; i++) {
3704 		print_chaninfo(&achans->ic_chans[i], verb);
3705 		print_chaninfo(&achans->ic_chans[half+i], verb);
3706 		printf("\n");
3707 	}
3708 	if (achans->ic_nchans % 2) {
3709 		print_chaninfo(&achans->ic_chans[i], verb);
3710 		printf("\n");
3711 	}
3712 	free(achans);
3713 }
3714 
3715 static void
3716 list_channels(int s, int allchans)
3717 {
3718 	getchaninfo(s);
3719 	print_channels(s, chaninfo, allchans, verbose);
3720 }
3721 
3722 static void
3723 print_txpow(const struct ieee80211_channel *c)
3724 {
3725 	printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3726 	    c->ic_ieee, c->ic_freq,
3727 	    c->ic_maxpower/2., c->ic_maxregpower);
3728 }
3729 
3730 static void
3731 print_txpow_verbose(const struct ieee80211_channel *c)
3732 {
3733 	print_chaninfo(c, 1);
3734 	printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3735 	    c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3736 	/* indicate where regulatory cap limits power use */
3737 	if (c->ic_maxpower > 2*c->ic_maxregpower)
3738 		printf(" <");
3739 }
3740 
3741 static void
3742 list_txpow(int s)
3743 {
3744 	struct ieee80211req_chaninfo *achans;
3745 	uint8_t reported[IEEE80211_CHAN_BYTES];
3746 	struct ieee80211_channel *c, *prev;
3747 	int i, half;
3748 
3749 	getchaninfo(s);
3750 	achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3751 	if (achans == NULL)
3752 		errx(1, "no space for active channel list");
3753 	achans->ic_nchans = 0;
3754 	memset(reported, 0, sizeof(reported));
3755 	for (i = 0; i < chaninfo->ic_nchans; i++) {
3756 		c = &chaninfo->ic_chans[i];
3757 		/* suppress duplicates as above */
3758 		if (isset(reported, c->ic_ieee) && !verbose) {
3759 			/* XXX we assume duplicates are adjacent */
3760 			prev = &achans->ic_chans[achans->ic_nchans-1];
3761 			/* display highest power on channel */
3762 			if (c->ic_maxpower > prev->ic_maxpower)
3763 				*prev = *c;
3764 		} else {
3765 			achans->ic_chans[achans->ic_nchans++] = *c;
3766 			setbit(reported, c->ic_ieee);
3767 		}
3768 	}
3769 	if (!verbose) {
3770 		half = achans->ic_nchans / 2;
3771 		if (achans->ic_nchans % 2)
3772 			half++;
3773 
3774 		for (i = 0; i < achans->ic_nchans / 2; i++) {
3775 			print_txpow(&achans->ic_chans[i]);
3776 			print_txpow(&achans->ic_chans[half+i]);
3777 			printf("\n");
3778 		}
3779 		if (achans->ic_nchans % 2) {
3780 			print_txpow(&achans->ic_chans[i]);
3781 			printf("\n");
3782 		}
3783 	} else {
3784 		for (i = 0; i < achans->ic_nchans; i++) {
3785 			print_txpow_verbose(&achans->ic_chans[i]);
3786 			printf("\n");
3787 		}
3788 	}
3789 	free(achans);
3790 }
3791 
3792 static void
3793 list_keys(int s)
3794 {
3795 }
3796 
3797 #define	IEEE80211_C_BITS \
3798 	"\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
3799 	"\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
3800 	"\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
3801 	"\37TXFRAG\40TDMA"
3802 
3803 static void
3804 list_capabilities(int s)
3805 {
3806 	struct ieee80211_devcaps_req *dc;
3807 
3808 	if (verbose)
3809 		dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3810 	else
3811 		dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3812 	if (dc == NULL)
3813 		errx(1, "no space for device capabilities");
3814 	dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3815 	getdevcaps(s, dc);
3816 	printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3817 	if (dc->dc_cryptocaps != 0 || verbose) {
3818 		putchar('\n');
3819 		printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3820 	}
3821 	if (dc->dc_htcaps != 0 || verbose) {
3822 		putchar('\n');
3823 		printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3824 	}
3825 	putchar('\n');
3826 	if (verbose) {
3827 		chaninfo = &dc->dc_chaninfo;	/* XXX */
3828 		print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3829 	}
3830 	free(dc);
3831 }
3832 
3833 static int
3834 get80211wme(int s, int param, int ac, int *val)
3835 {
3836 	struct ieee80211req ireq;
3837 
3838 	(void) memset(&ireq, 0, sizeof(ireq));
3839 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3840 	ireq.i_type = param;
3841 	ireq.i_len = ac;
3842 	if (ioctl(s, SIOCG80211, &ireq) < 0) {
3843 		warn("cannot get WME parameter %d, ac %d%s",
3844 		    param, ac & IEEE80211_WMEPARAM_VAL,
3845 		    ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3846 		return -1;
3847 	}
3848 	*val = ireq.i_val;
3849 	return 0;
3850 }
3851 
3852 static void
3853 list_wme_aci(int s, const char *tag, int ac)
3854 {
3855 	int val;
3856 
3857 	printf("\t%s", tag);
3858 
3859 	/* show WME BSS parameters */
3860 	if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3861 		printf(" cwmin %2u", val);
3862 	if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3863 		printf(" cwmax %2u", val);
3864 	if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3865 		printf(" aifs %2u", val);
3866 	if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3867 		printf(" txopLimit %3u", val);
3868 	if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3869 		if (val)
3870 			printf(" acm");
3871 		else if (verbose)
3872 			printf(" -acm");
3873 	}
3874 	/* !BSS only */
3875 	if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3876 		if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3877 			if (!val)
3878 				printf(" -ack");
3879 			else if (verbose)
3880 				printf(" ack");
3881 		}
3882 	}
3883 	printf("\n");
3884 }
3885 
3886 static void
3887 list_wme(int s)
3888 {
3889 	static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3890 	int ac;
3891 
3892 	if (verbose) {
3893 		/* display both BSS and local settings */
3894 		for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3895 	again:
3896 			if (ac & IEEE80211_WMEPARAM_BSS)
3897 				list_wme_aci(s, "     ", ac);
3898 			else
3899 				list_wme_aci(s, acnames[ac], ac);
3900 			if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3901 				ac |= IEEE80211_WMEPARAM_BSS;
3902 				goto again;
3903 			} else
3904 				ac &= ~IEEE80211_WMEPARAM_BSS;
3905 		}
3906 	} else {
3907 		/* display only channel settings */
3908 		for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3909 			list_wme_aci(s, acnames[ac], ac);
3910 	}
3911 }
3912 
3913 static void
3914 list_roam(int s)
3915 {
3916 	const struct ieee80211_roamparam *rp;
3917 	int mode;
3918 
3919 	getroam(s);
3920 	for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3921 		rp = &roamparams.params[mode];
3922 		if (rp->rssi == 0 && rp->rate == 0)
3923 			continue;
3924 		if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3925 			if (rp->rssi & 1)
3926 				LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3927 				    modename[mode], rp->rssi/2,
3928 				    rp->rate &~ IEEE80211_RATE_MCS);
3929 			else
3930 				LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3931 				    modename[mode], rp->rssi/2,
3932 				    rp->rate &~ IEEE80211_RATE_MCS);
3933 		} else {
3934 			if (rp->rssi & 1)
3935 				LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3936 				    modename[mode], rp->rssi/2, rp->rate/2);
3937 			else
3938 				LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3939 				    modename[mode], rp->rssi/2, rp->rate/2);
3940 		}
3941 	}
3942 }
3943 
3944 static void
3945 list_txparams(int s)
3946 {
3947 	const struct ieee80211_txparam *tp;
3948 	int mode;
3949 
3950 	gettxparams(s);
3951 	for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3952 		tp = &txparams.params[mode];
3953 		if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3954 			continue;
3955 		if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3956 			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3957 				LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
3958 				    "mcast %2u MCS  maxretry %u",
3959 				    modename[mode],
3960 				    tp->mgmtrate &~ IEEE80211_RATE_MCS,
3961 				    tp->mcastrate &~ IEEE80211_RATE_MCS,
3962 				    tp->maxretry);
3963 			else
3964 				LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
3965 				    "mcast %2u MCS  maxretry %u",
3966 				    modename[mode],
3967 				    tp->ucastrate &~ IEEE80211_RATE_MCS,
3968 				    tp->mgmtrate &~ IEEE80211_RATE_MCS,
3969 				    tp->mcastrate &~ IEEE80211_RATE_MCS,
3970 				    tp->maxretry);
3971 		} else {
3972 			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3973 				LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3974 				    "mcast %2u Mb/s maxretry %u",
3975 				    modename[mode],
3976 				    tp->mgmtrate/2,
3977 				    tp->mcastrate/2, tp->maxretry);
3978 			else
3979 				LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3980 				    "mcast %2u Mb/s maxretry %u",
3981 				    modename[mode],
3982 				    tp->ucastrate/2, tp->mgmtrate/2,
3983 				    tp->mcastrate/2, tp->maxretry);
3984 		}
3985 	}
3986 }
3987 
3988 static void
3989 printpolicy(int policy)
3990 {
3991 	switch (policy) {
3992 	case IEEE80211_MACCMD_POLICY_OPEN:
3993 		printf("policy: open\n");
3994 		break;
3995 	case IEEE80211_MACCMD_POLICY_ALLOW:
3996 		printf("policy: allow\n");
3997 		break;
3998 	case IEEE80211_MACCMD_POLICY_DENY:
3999 		printf("policy: deny\n");
4000 		break;
4001 	case IEEE80211_MACCMD_POLICY_RADIUS:
4002 		printf("policy: radius\n");
4003 		break;
4004 	default:
4005 		printf("policy: unknown (%u)\n", policy);
4006 		break;
4007 	}
4008 }
4009 
4010 static void
4011 list_mac(int s)
4012 {
4013 	struct ieee80211req ireq;
4014 	struct ieee80211req_maclist *acllist;
4015 	int i, nacls, policy, len;
4016 	uint8_t *data;
4017 	char c;
4018 
4019 	(void) memset(&ireq, 0, sizeof(ireq));
4020 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
4021 	ireq.i_type = IEEE80211_IOC_MACCMD;
4022 	ireq.i_val = IEEE80211_MACCMD_POLICY;
4023 	if (ioctl(s, SIOCG80211, &ireq) < 0) {
4024 		if (errno == EINVAL) {
4025 			printf("No acl policy loaded\n");
4026 			return;
4027 		}
4028 		err(1, "unable to get mac policy");
4029 	}
4030 	policy = ireq.i_val;
4031 	if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
4032 		c = '*';
4033 	} else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
4034 		c = '+';
4035 	} else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
4036 		c = '-';
4037 	} else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
4038 		c = 'r';		/* NB: should never have entries */
4039 	} else {
4040 		printf("policy: unknown (%u)\n", policy);
4041 		c = '?';
4042 	}
4043 	if (verbose || c == '?')
4044 		printpolicy(policy);
4045 
4046 	ireq.i_val = IEEE80211_MACCMD_LIST;
4047 	ireq.i_len = 0;
4048 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4049 		err(1, "unable to get mac acl list size");
4050 	if (ireq.i_len == 0) {		/* NB: no acls */
4051 		if (!(verbose || c == '?'))
4052 			printpolicy(policy);
4053 		return;
4054 	}
4055 	len = ireq.i_len;
4056 
4057 	data = malloc(len);
4058 	if (data == NULL)
4059 		err(1, "out of memory for acl list");
4060 
4061 	ireq.i_data = data;
4062 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4063 		err(1, "unable to get mac acl list");
4064 	nacls = len / sizeof(*acllist);
4065 	acllist = (struct ieee80211req_maclist *) data;
4066 	for (i = 0; i < nacls; i++)
4067 		printf("%c%s\n", c, ether_ntoa(
4068 			(const struct ether_addr *) acllist[i].ml_macaddr));
4069 	free(data);
4070 }
4071 
4072 static void
4073 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
4074 {
4075 	if ((reg->regdomain != 0 &&
4076 	    reg->regdomain != reg->country) || verb) {
4077 		const struct regdomain *rd =
4078 		    lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
4079 		if (rd == NULL)
4080 			LINE_CHECK("regdomain %d", reg->regdomain);
4081 		else
4082 			LINE_CHECK("regdomain %s", rd->name);
4083 	}
4084 	if (reg->country != 0 || verb) {
4085 		const struct country *cc =
4086 		    lib80211_country_findbycc(getregdata(), reg->country);
4087 		if (cc == NULL)
4088 			LINE_CHECK("country %d", reg->country);
4089 		else
4090 			LINE_CHECK("country %s", cc->isoname);
4091 	}
4092 	if (reg->location == 'I')
4093 		LINE_CHECK("indoor");
4094 	else if (reg->location == 'O')
4095 		LINE_CHECK("outdoor");
4096 	else if (verb)
4097 		LINE_CHECK("anywhere");
4098 	if (reg->ecm)
4099 		LINE_CHECK("ecm");
4100 	else if (verb)
4101 		LINE_CHECK("-ecm");
4102 }
4103 
4104 static void
4105 list_regdomain(int s, int channelsalso)
4106 {
4107 	getregdomain(s);
4108 	if (channelsalso) {
4109 		getchaninfo(s);
4110 		spacer = ':';
4111 		print_regdomain(&regdomain, 1);
4112 		LINE_BREAK();
4113 		print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
4114 	} else
4115 		print_regdomain(&regdomain, verbose);
4116 }
4117 
4118 static void
4119 list_mesh(int s)
4120 {
4121 	struct ieee80211req ireq;
4122 	struct ieee80211req_mesh_route routes[128];
4123 	struct ieee80211req_mesh_route *rt;
4124 
4125 	(void) memset(&ireq, 0, sizeof(ireq));
4126 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4127 	ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
4128 	ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
4129 	ireq.i_data = &routes;
4130 	ireq.i_len = sizeof(routes);
4131 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4132 	 	err(1, "unable to get the Mesh routing table");
4133 
4134 	printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4135 		, "DEST"
4136 		, "NEXT HOP"
4137 		, "HOPS"
4138 		, "METRIC"
4139 		, "LIFETIME"
4140 		, "MSEQ"
4141 		, "FLAGS");
4142 
4143 	for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4144 		printf("%s ",
4145 		    ether_ntoa((const struct ether_addr *)rt->imr_dest));
4146 		printf("%s %4u   %4u   %6u %6u    %c%c\n",
4147 			ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4148 			rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4149 			rt->imr_lastmseq,
4150 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_DISCOVER) ?
4151 			    'D' :
4152 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4153 			    'V' : '!',
4154 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4155 			    'P' :
4156 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_GATE) ?
4157 			    'G' :' ');
4158 	}
4159 }
4160 
4161 static
4162 DECL_CMD_FUNC(set80211list, arg, d)
4163 {
4164 #define	iseq(a,b)	(strncasecmp(a,b,sizeof(b)-1) == 0)
4165 
4166 	LINE_INIT('\t');
4167 
4168 	if (iseq(arg, "sta"))
4169 		list_stations(s);
4170 	else if (iseq(arg, "scan") || iseq(arg, "ap"))
4171 		list_scan(s);
4172 	else if (iseq(arg, "chan") || iseq(arg, "freq"))
4173 		list_channels(s, 1);
4174 	else if (iseq(arg, "active"))
4175 		list_channels(s, 0);
4176 	else if (iseq(arg, "keys"))
4177 		list_keys(s);
4178 	else if (iseq(arg, "caps"))
4179 		list_capabilities(s);
4180 	else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4181 		list_wme(s);
4182 	else if (iseq(arg, "mac"))
4183 		list_mac(s);
4184 	else if (iseq(arg, "txpow"))
4185 		list_txpow(s);
4186 	else if (iseq(arg, "roam"))
4187 		list_roam(s);
4188 	else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4189 		list_txparams(s);
4190 	else if (iseq(arg, "regdomain"))
4191 		list_regdomain(s, 1);
4192 	else if (iseq(arg, "countries"))
4193 		list_countries();
4194 	else if (iseq(arg, "mesh"))
4195 		list_mesh(s);
4196 	else
4197 		errx(1, "Don't know how to list %s for %s", arg, name);
4198 	LINE_BREAK();
4199 #undef iseq
4200 }
4201 
4202 static enum ieee80211_opmode
4203 get80211opmode(int s)
4204 {
4205 	struct ifmediareq ifmr;
4206 
4207 	(void) memset(&ifmr, 0, sizeof(ifmr));
4208 	(void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4209 
4210 	if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4211 		if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4212 			if (ifmr.ifm_current & IFM_FLAG0)
4213 				return IEEE80211_M_AHDEMO;
4214 			else
4215 				return IEEE80211_M_IBSS;
4216 		}
4217 		if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4218 			return IEEE80211_M_HOSTAP;
4219 		if (ifmr.ifm_current & IFM_IEEE80211_IBSS)
4220 			return IEEE80211_M_IBSS;
4221 		if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4222 			return IEEE80211_M_MONITOR;
4223 		if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4224 			return IEEE80211_M_MBSS;
4225 	}
4226 	return IEEE80211_M_STA;
4227 }
4228 
4229 #if 0
4230 static void
4231 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4232 {
4233 	switch (ireq->i_val) {
4234 	case IEEE80211_CIPHER_WEP:
4235 		ireq->i_type = keylenop;
4236 		if (ioctl(s, SIOCG80211, ireq) != -1)
4237 			printf("WEP-%s",
4238 			    ireq->i_len <= 5 ? "40" :
4239 			    ireq->i_len <= 13 ? "104" : "128");
4240 		else
4241 			printf("WEP");
4242 		break;
4243 	case IEEE80211_CIPHER_TKIP:
4244 		printf("TKIP");
4245 		break;
4246 	case IEEE80211_CIPHER_AES_OCB:
4247 		printf("AES-OCB");
4248 		break;
4249 	case IEEE80211_CIPHER_AES_CCM:
4250 		printf("AES-CCM");
4251 		break;
4252 	case IEEE80211_CIPHER_CKIP:
4253 		printf("CKIP");
4254 		break;
4255 	case IEEE80211_CIPHER_NONE:
4256 		printf("NONE");
4257 		break;
4258 	default:
4259 		printf("UNKNOWN (0x%x)", ireq->i_val);
4260 		break;
4261 	}
4262 }
4263 #endif
4264 
4265 static void
4266 printkey(const struct ieee80211req_key *ik)
4267 {
4268 	static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4269 	u_int keylen = ik->ik_keylen;
4270 	int printcontents;
4271 
4272 	printcontents = printkeys &&
4273 		(memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4274 	if (printcontents)
4275 		LINE_BREAK();
4276 	switch (ik->ik_type) {
4277 	case IEEE80211_CIPHER_WEP:
4278 		/* compatibility */
4279 		LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4280 		    keylen <= 5 ? "40-bit" :
4281 		    keylen <= 13 ? "104-bit" : "128-bit");
4282 		break;
4283 	case IEEE80211_CIPHER_TKIP:
4284 		if (keylen > 128/8)
4285 			keylen -= 128/8;	/* ignore MIC for now */
4286 		LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4287 		break;
4288 	case IEEE80211_CIPHER_AES_OCB:
4289 		LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4290 		break;
4291 	case IEEE80211_CIPHER_AES_CCM:
4292 		LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4293 		break;
4294 	case IEEE80211_CIPHER_CKIP:
4295 		LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4296 		break;
4297 	case IEEE80211_CIPHER_NONE:
4298 		LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4299 		break;
4300 	default:
4301 		LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4302 			ik->ik_type, ik->ik_keyix+1, 8*keylen);
4303 		break;
4304 	}
4305 	if (printcontents) {
4306 		u_int i;
4307 
4308 		printf(" <");
4309 		for (i = 0; i < keylen; i++)
4310 			printf("%02x", ik->ik_keydata[i]);
4311 		printf(">");
4312 		if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4313 		    (ik->ik_keyrsc != 0 || verbose))
4314 			printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4315 		if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4316 		    (ik->ik_keytsc != 0 || verbose))
4317 			printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4318 		if (ik->ik_flags != 0 && verbose) {
4319 			const char *sep = " ";
4320 
4321 			if (ik->ik_flags & IEEE80211_KEY_XMIT)
4322 				printf("%stx", sep), sep = "+";
4323 			if (ik->ik_flags & IEEE80211_KEY_RECV)
4324 				printf("%srx", sep), sep = "+";
4325 			if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4326 				printf("%sdef", sep), sep = "+";
4327 		}
4328 		LINE_BREAK();
4329 	}
4330 }
4331 
4332 static void
4333 printrate(const char *tag, int v, int defrate, int defmcs)
4334 {
4335 	if ((v & IEEE80211_RATE_MCS) == 0) {
4336 		if (v != defrate) {
4337 			if (v & 1)
4338 				LINE_CHECK("%s %d.5", tag, v/2);
4339 			else
4340 				LINE_CHECK("%s %d", tag, v/2);
4341 		}
4342 	} else {
4343 		if (v != defmcs)
4344 			LINE_CHECK("%s %d", tag, v &~ 0x80);
4345 	}
4346 }
4347 
4348 static int
4349 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4350 {
4351 	struct ieee80211req ireq;
4352 
4353 	(void) memset(&ireq, 0, sizeof(ireq));
4354 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4355 	ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4356 	ireq.i_val = ix;
4357 	ireq.i_data = data;
4358 	ireq.i_len = len;
4359 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4360 		return -1;
4361 	*plen = ireq.i_len;
4362 	return 0;
4363 }
4364 
4365 static void
4366 ieee80211_status(int s)
4367 {
4368 	static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4369 	enum ieee80211_opmode opmode = get80211opmode(s);
4370 	int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4371 	uint8_t data[32];
4372 	const struct ieee80211_channel *c;
4373 	const struct ieee80211_roamparam *rp;
4374 	const struct ieee80211_txparam *tp;
4375 
4376 	if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4377 		/* If we can't get the SSID, this isn't an 802.11 device. */
4378 		return;
4379 	}
4380 
4381 	/*
4382 	 * Invalidate cached state so printing status for multiple
4383 	 * if's doesn't reuse the first interfaces' cached state.
4384 	 */
4385 	gotcurchan = 0;
4386 	gotroam = 0;
4387 	gottxparams = 0;
4388 	gothtconf = 0;
4389 	gotregdomain = 0;
4390 
4391 	printf("\t");
4392 	if (opmode == IEEE80211_M_MBSS) {
4393 		printf("meshid ");
4394 		getid(s, 0, data, sizeof(data), &len, 1);
4395 		print_string(data, len);
4396 	} else {
4397 		if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4398 			num = 0;
4399 		printf("ssid ");
4400 		if (num > 1) {
4401 			for (i = 0; i < num; i++) {
4402 				if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4403 					printf(" %d:", i + 1);
4404 					print_string(data, len);
4405 				}
4406 			}
4407 		} else
4408 			print_string(data, len);
4409 	}
4410 	c = getcurchan(s);
4411 	if (c->ic_freq != IEEE80211_CHAN_ANY) {
4412 		char buf[14];
4413 		printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4414 			get_chaninfo(c, 1, buf, sizeof(buf)));
4415 	} else if (verbose)
4416 		printf(" channel UNDEF");
4417 
4418 	if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4419 	    (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4420 		printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4421 
4422 	if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4423 		printf("\n\tstationname ");
4424 		print_string(data, len);
4425 	}
4426 
4427 	spacer = ' ';		/* force first break */
4428 	LINE_BREAK();
4429 
4430 	list_regdomain(s, 0);
4431 
4432 	wpa = 0;
4433 	if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4434 		switch (val) {
4435 		case IEEE80211_AUTH_NONE:
4436 			LINE_CHECK("authmode NONE");
4437 			break;
4438 		case IEEE80211_AUTH_OPEN:
4439 			LINE_CHECK("authmode OPEN");
4440 			break;
4441 		case IEEE80211_AUTH_SHARED:
4442 			LINE_CHECK("authmode SHARED");
4443 			break;
4444 		case IEEE80211_AUTH_8021X:
4445 			LINE_CHECK("authmode 802.1x");
4446 			break;
4447 		case IEEE80211_AUTH_WPA:
4448 			if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4449 				wpa = 1;	/* default to WPA1 */
4450 			switch (wpa) {
4451 			case 2:
4452 				LINE_CHECK("authmode WPA2/802.11i");
4453 				break;
4454 			case 3:
4455 				LINE_CHECK("authmode WPA1+WPA2/802.11i");
4456 				break;
4457 			default:
4458 				LINE_CHECK("authmode WPA");
4459 				break;
4460 			}
4461 			break;
4462 		case IEEE80211_AUTH_AUTO:
4463 			LINE_CHECK("authmode AUTO");
4464 			break;
4465 		default:
4466 			LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4467 			break;
4468 		}
4469 	}
4470 
4471 	if (wpa || verbose) {
4472 		if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4473 			if (val)
4474 				LINE_CHECK("wps");
4475 			else if (verbose)
4476 				LINE_CHECK("-wps");
4477 		}
4478 		if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4479 			if (val)
4480 				LINE_CHECK("tsn");
4481 			else if (verbose)
4482 				LINE_CHECK("-tsn");
4483 		}
4484 		if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4485 			if (val)
4486 				LINE_CHECK("countermeasures");
4487 			else if (verbose)
4488 				LINE_CHECK("-countermeasures");
4489 		}
4490 #if 0
4491 		/* XXX not interesting with WPA done in user space */
4492 		ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4493 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4494 		}
4495 
4496 		ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4497 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4498 			LINE_CHECK("mcastcipher ");
4499 			printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4500 			spacer = ' ';
4501 		}
4502 
4503 		ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4504 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4505 			LINE_CHECK("ucastcipher ");
4506 			printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4507 		}
4508 
4509 		if (wpa & 2) {
4510 			ireq.i_type = IEEE80211_IOC_RSNCAPS;
4511 			if (ioctl(s, SIOCG80211, &ireq) != -1) {
4512 				LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4513 				spacer = ' ';
4514 			}
4515 		}
4516 
4517 		ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4518 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4519 		}
4520 #endif
4521 	}
4522 
4523 	if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4524 	    wepmode != IEEE80211_WEP_NOSUP) {
4525 
4526 		switch (wepmode) {
4527 		case IEEE80211_WEP_OFF:
4528 			LINE_CHECK("privacy OFF");
4529 			break;
4530 		case IEEE80211_WEP_ON:
4531 			LINE_CHECK("privacy ON");
4532 			break;
4533 		case IEEE80211_WEP_MIXED:
4534 			LINE_CHECK("privacy MIXED");
4535 			break;
4536 		default:
4537 			LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4538 			break;
4539 		}
4540 
4541 		/*
4542 		 * If we get here then we've got WEP support so we need
4543 		 * to print WEP status.
4544 		 */
4545 
4546 		if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4547 			warn("WEP support, but no tx key!");
4548 			goto end;
4549 		}
4550 		if (val != -1)
4551 			LINE_CHECK("deftxkey %d", val+1);
4552 		else if (wepmode != IEEE80211_WEP_OFF || verbose)
4553 			LINE_CHECK("deftxkey UNDEF");
4554 
4555 		if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4556 			warn("WEP support, but no NUMWEPKEYS support!");
4557 			goto end;
4558 		}
4559 
4560 		for (i = 0; i < num; i++) {
4561 			struct ieee80211req_key ik;
4562 
4563 			memset(&ik, 0, sizeof(ik));
4564 			ik.ik_keyix = i;
4565 			if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4566 				warn("WEP support, but can get keys!");
4567 				goto end;
4568 			}
4569 			if (ik.ik_keylen != 0) {
4570 				if (verbose)
4571 					LINE_BREAK();
4572 				printkey(&ik);
4573 			}
4574 		}
4575 end:
4576 		;
4577 	}
4578 
4579 	if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4580 	    val != IEEE80211_POWERSAVE_NOSUP ) {
4581 		if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4582 			switch (val) {
4583 			case IEEE80211_POWERSAVE_OFF:
4584 				LINE_CHECK("powersavemode OFF");
4585 				break;
4586 			case IEEE80211_POWERSAVE_CAM:
4587 				LINE_CHECK("powersavemode CAM");
4588 				break;
4589 			case IEEE80211_POWERSAVE_PSP:
4590 				LINE_CHECK("powersavemode PSP");
4591 				break;
4592 			case IEEE80211_POWERSAVE_PSP_CAM:
4593 				LINE_CHECK("powersavemode PSP-CAM");
4594 				break;
4595 			}
4596 			if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4597 				LINE_CHECK("powersavesleep %d", val);
4598 		}
4599 	}
4600 
4601 	if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4602 		if (val & 1)
4603 			LINE_CHECK("txpower %d.5", val/2);
4604 		else
4605 			LINE_CHECK("txpower %d", val/2);
4606 	}
4607 	if (verbose) {
4608 		if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4609 			LINE_CHECK("txpowmax %.1f", val/2.);
4610 	}
4611 
4612 	if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4613 		if (val)
4614 			LINE_CHECK("dotd");
4615 		else if (verbose)
4616 			LINE_CHECK("-dotd");
4617 	}
4618 
4619 	if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4620 		if (val != IEEE80211_RTS_MAX || verbose)
4621 			LINE_CHECK("rtsthreshold %d", val);
4622 	}
4623 
4624 	if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4625 		if (val != IEEE80211_FRAG_MAX || verbose)
4626 			LINE_CHECK("fragthreshold %d", val);
4627 	}
4628 	if (opmode == IEEE80211_M_STA || verbose) {
4629 		if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4630 			if (val != IEEE80211_HWBMISS_MAX || verbose)
4631 				LINE_CHECK("bmiss %d", val);
4632 		}
4633 	}
4634 
4635 	if (!verbose) {
4636 		gettxparams(s);
4637 		tp = &txparams.params[chan2mode(c)];
4638 		printrate("ucastrate", tp->ucastrate,
4639 		    IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4640 		printrate("mcastrate", tp->mcastrate, 2*1,
4641 		    IEEE80211_RATE_MCS|0);
4642 		printrate("mgmtrate", tp->mgmtrate, 2*1,
4643 		    IEEE80211_RATE_MCS|0);
4644 		if (tp->maxretry != 6)		/* XXX */
4645 			LINE_CHECK("maxretry %d", tp->maxretry);
4646 	} else {
4647 		LINE_BREAK();
4648 		list_txparams(s);
4649 	}
4650 
4651 	bgscaninterval = -1;
4652 	(void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4653 
4654 	if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4655 		if (val != bgscaninterval || verbose)
4656 			LINE_CHECK("scanvalid %u", val);
4657 	}
4658 
4659 	bgscan = 0;
4660 	if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4661 		if (bgscan)
4662 			LINE_CHECK("bgscan");
4663 		else if (verbose)
4664 			LINE_CHECK("-bgscan");
4665 	}
4666 	if (bgscan || verbose) {
4667 		if (bgscaninterval != -1)
4668 			LINE_CHECK("bgscanintvl %u", bgscaninterval);
4669 		if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4670 			LINE_CHECK("bgscanidle %u", val);
4671 		if (!verbose) {
4672 			getroam(s);
4673 			rp = &roamparams.params[chan2mode(c)];
4674 			if (rp->rssi & 1)
4675 				LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4676 			else
4677 				LINE_CHECK("roam:rssi %u", rp->rssi/2);
4678 			LINE_CHECK("roam:rate %u", rp->rate/2);
4679 		} else {
4680 			LINE_BREAK();
4681 			list_roam(s);
4682 			LINE_BREAK();
4683 		}
4684 	}
4685 
4686 	if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4687 		if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4688 			if (val)
4689 				LINE_CHECK("pureg");
4690 			else if (verbose)
4691 				LINE_CHECK("-pureg");
4692 		}
4693 		if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4694 			switch (val) {
4695 			case IEEE80211_PROTMODE_OFF:
4696 				LINE_CHECK("protmode OFF");
4697 				break;
4698 			case IEEE80211_PROTMODE_CTS:
4699 				LINE_CHECK("protmode CTS");
4700 				break;
4701 			case IEEE80211_PROTMODE_RTSCTS:
4702 				LINE_CHECK("protmode RTSCTS");
4703 				break;
4704 			default:
4705 				LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4706 				break;
4707 			}
4708 		}
4709 	}
4710 
4711 	if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4712 		gethtconf(s);
4713 		switch (htconf & 3) {
4714 		case 0:
4715 		case 2:
4716 			LINE_CHECK("-ht");
4717 			break;
4718 		case 1:
4719 			LINE_CHECK("ht20");
4720 			break;
4721 		case 3:
4722 			if (verbose)
4723 				LINE_CHECK("ht");
4724 			break;
4725 		}
4726 		if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4727 			if (!val)
4728 				LINE_CHECK("-htcompat");
4729 			else if (verbose)
4730 				LINE_CHECK("htcompat");
4731 		}
4732 		if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4733 			switch (val) {
4734 			case 0:
4735 				LINE_CHECK("-ampdu");
4736 				break;
4737 			case 1:
4738 				LINE_CHECK("ampdutx -ampdurx");
4739 				break;
4740 			case 2:
4741 				LINE_CHECK("-ampdutx ampdurx");
4742 				break;
4743 			case 3:
4744 				if (verbose)
4745 					LINE_CHECK("ampdu");
4746 				break;
4747 			}
4748 		}
4749 		if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4750 			switch (val) {
4751 			case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4752 				LINE_CHECK("ampdulimit 8k");
4753 				break;
4754 			case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4755 				LINE_CHECK("ampdulimit 16k");
4756 				break;
4757 			case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4758 				LINE_CHECK("ampdulimit 32k");
4759 				break;
4760 			case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4761 				LINE_CHECK("ampdulimit 64k");
4762 				break;
4763 			}
4764 		}
4765 		if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4766 			switch (val) {
4767 			case IEEE80211_HTCAP_MPDUDENSITY_NA:
4768 				if (verbose)
4769 					LINE_CHECK("ampdudensity NA");
4770 				break;
4771 			case IEEE80211_HTCAP_MPDUDENSITY_025:
4772 				LINE_CHECK("ampdudensity .25");
4773 				break;
4774 			case IEEE80211_HTCAP_MPDUDENSITY_05:
4775 				LINE_CHECK("ampdudensity .5");
4776 				break;
4777 			case IEEE80211_HTCAP_MPDUDENSITY_1:
4778 				LINE_CHECK("ampdudensity 1");
4779 				break;
4780 			case IEEE80211_HTCAP_MPDUDENSITY_2:
4781 				LINE_CHECK("ampdudensity 2");
4782 				break;
4783 			case IEEE80211_HTCAP_MPDUDENSITY_4:
4784 				LINE_CHECK("ampdudensity 4");
4785 				break;
4786 			case IEEE80211_HTCAP_MPDUDENSITY_8:
4787 				LINE_CHECK("ampdudensity 8");
4788 				break;
4789 			case IEEE80211_HTCAP_MPDUDENSITY_16:
4790 				LINE_CHECK("ampdudensity 16");
4791 				break;
4792 			}
4793 		}
4794 		if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4795 			switch (val) {
4796 			case 0:
4797 				LINE_CHECK("-amsdu");
4798 				break;
4799 			case 1:
4800 				LINE_CHECK("amsdutx -amsdurx");
4801 				break;
4802 			case 2:
4803 				LINE_CHECK("-amsdutx amsdurx");
4804 				break;
4805 			case 3:
4806 				if (verbose)
4807 					LINE_CHECK("amsdu");
4808 				break;
4809 			}
4810 		}
4811 		/* XXX amsdu limit */
4812 		if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4813 			if (val)
4814 				LINE_CHECK("shortgi");
4815 			else if (verbose)
4816 				LINE_CHECK("-shortgi");
4817 		}
4818 		if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4819 			if (val == IEEE80211_PROTMODE_OFF)
4820 				LINE_CHECK("htprotmode OFF");
4821 			else if (val != IEEE80211_PROTMODE_RTSCTS)
4822 				LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4823 			else if (verbose)
4824 				LINE_CHECK("htprotmode RTSCTS");
4825 		}
4826 		if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4827 			if (val)
4828 				LINE_CHECK("puren");
4829 			else if (verbose)
4830 				LINE_CHECK("-puren");
4831 		}
4832 		if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4833 			if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4834 				LINE_CHECK("smpsdyn");
4835 			else if (val == IEEE80211_HTCAP_SMPS_ENA)
4836 				LINE_CHECK("smps");
4837 			else if (verbose)
4838 				LINE_CHECK("-smps");
4839 		}
4840 		if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4841 			if (val)
4842 				LINE_CHECK("rifs");
4843 			else if (verbose)
4844 				LINE_CHECK("-rifs");
4845 		}
4846 		if (get80211val(s, IEEE80211_IOC_STBC, &val) != -1) {
4847 			switch (val) {
4848 			case 0:
4849 				LINE_CHECK("-stbc");
4850 				break;
4851 			case 1:
4852 				LINE_CHECK("stbctx -stbcrx");
4853 				break;
4854 			case 2:
4855 				LINE_CHECK("-stbctx stbcrx");
4856 				break;
4857 			case 3:
4858 				if (verbose)
4859 					LINE_CHECK("stbc");
4860 				break;
4861 			}
4862 		}
4863 	}
4864 
4865 	if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4866 		if (wme)
4867 			LINE_CHECK("wme");
4868 		else if (verbose)
4869 			LINE_CHECK("-wme");
4870 	} else
4871 		wme = 0;
4872 
4873 	if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4874 		if (val)
4875 			LINE_CHECK("burst");
4876 		else if (verbose)
4877 			LINE_CHECK("-burst");
4878 	}
4879 
4880 	if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4881 		if (val)
4882 			LINE_CHECK("ff");
4883 		else if (verbose)
4884 			LINE_CHECK("-ff");
4885 	}
4886 	if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4887 		if (val)
4888 			LINE_CHECK("dturbo");
4889 		else if (verbose)
4890 			LINE_CHECK("-dturbo");
4891 	}
4892 	if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4893 		if (val)
4894 			LINE_CHECK("dwds");
4895 		else if (verbose)
4896 			LINE_CHECK("-dwds");
4897 	}
4898 
4899 	if (opmode == IEEE80211_M_HOSTAP) {
4900 		if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4901 			if (val)
4902 				LINE_CHECK("hidessid");
4903 			else if (verbose)
4904 				LINE_CHECK("-hidessid");
4905 		}
4906 		if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4907 			if (!val)
4908 				LINE_CHECK("-apbridge");
4909 			else if (verbose)
4910 				LINE_CHECK("apbridge");
4911 		}
4912 		if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4913 			LINE_CHECK("dtimperiod %u", val);
4914 
4915 		if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4916 			if (!val)
4917 				LINE_CHECK("-doth");
4918 			else if (verbose)
4919 				LINE_CHECK("doth");
4920 		}
4921 		if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4922 			if (!val)
4923 				LINE_CHECK("-dfs");
4924 			else if (verbose)
4925 				LINE_CHECK("dfs");
4926 		}
4927 		if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4928 			if (!val)
4929 				LINE_CHECK("-inact");
4930 			else if (verbose)
4931 				LINE_CHECK("inact");
4932 		}
4933 	} else {
4934 		if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4935 			if (val != IEEE80211_ROAMING_AUTO || verbose) {
4936 				switch (val) {
4937 				case IEEE80211_ROAMING_DEVICE:
4938 					LINE_CHECK("roaming DEVICE");
4939 					break;
4940 				case IEEE80211_ROAMING_AUTO:
4941 					LINE_CHECK("roaming AUTO");
4942 					break;
4943 				case IEEE80211_ROAMING_MANUAL:
4944 					LINE_CHECK("roaming MANUAL");
4945 					break;
4946 				default:
4947 					LINE_CHECK("roaming UNKNOWN (0x%x)",
4948 						val);
4949 					break;
4950 				}
4951 			}
4952 		}
4953 	}
4954 
4955 	if (opmode == IEEE80211_M_AHDEMO) {
4956 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4957 			LINE_CHECK("tdmaslot %u", val);
4958 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4959 			LINE_CHECK("tdmaslotcnt %u", val);
4960 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4961 			LINE_CHECK("tdmaslotlen %u", val);
4962 		if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4963 			LINE_CHECK("tdmabintval %u", val);
4964 	} else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4965 		/* XXX default define not visible */
4966 		if (val != 100 || verbose)
4967 			LINE_CHECK("bintval %u", val);
4968 	}
4969 
4970 	if (wme && verbose) {
4971 		LINE_BREAK();
4972 		list_wme(s);
4973 	}
4974 
4975 	if (opmode == IEEE80211_M_MBSS) {
4976 		if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4977 			LINE_CHECK("meshttl %u", val);
4978 		}
4979 		if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4980 			if (val)
4981 				LINE_CHECK("meshpeering");
4982 			else
4983 				LINE_CHECK("-meshpeering");
4984 		}
4985 		if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4986 			if (val)
4987 				LINE_CHECK("meshforward");
4988 			else
4989 				LINE_CHECK("-meshforward");
4990 		}
4991 		if (get80211val(s, IEEE80211_IOC_MESH_GATE, &val) != -1) {
4992 			if (val)
4993 				LINE_CHECK("meshgate");
4994 			else
4995 				LINE_CHECK("-meshgate");
4996 		}
4997 		if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4998 		    &len) != -1) {
4999 			data[len] = '\0';
5000 			LINE_CHECK("meshmetric %s", data);
5001 		}
5002 		if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
5003 		    &len) != -1) {
5004 			data[len] = '\0';
5005 			LINE_CHECK("meshpath %s", data);
5006 		}
5007 		if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
5008 			switch (val) {
5009 			case IEEE80211_HWMP_ROOTMODE_DISABLED:
5010 				LINE_CHECK("hwmprootmode DISABLED");
5011 				break;
5012 			case IEEE80211_HWMP_ROOTMODE_NORMAL:
5013 				LINE_CHECK("hwmprootmode NORMAL");
5014 				break;
5015 			case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
5016 				LINE_CHECK("hwmprootmode PROACTIVE");
5017 				break;
5018 			case IEEE80211_HWMP_ROOTMODE_RANN:
5019 				LINE_CHECK("hwmprootmode RANN");
5020 				break;
5021 			default:
5022 				LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
5023 				break;
5024 			}
5025 		}
5026 		if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
5027 			LINE_CHECK("hwmpmaxhops %u", val);
5028 		}
5029 	}
5030 
5031 	LINE_BREAK();
5032 }
5033 
5034 static int
5035 get80211(int s, int type, void *data, int len)
5036 {
5037 
5038 	return (lib80211_get80211(s, name, type, data, len));
5039 }
5040 
5041 static int
5042 get80211len(int s, int type, void *data, int len, int *plen)
5043 {
5044 
5045 	return (lib80211_get80211len(s, name, type, data, len, plen));
5046 }
5047 
5048 static int
5049 get80211val(int s, int type, int *val)
5050 {
5051 
5052 	return (lib80211_get80211val(s, name, type, val));
5053 }
5054 
5055 static void
5056 set80211(int s, int type, int val, int len, void *data)
5057 {
5058 	int ret;
5059 
5060 	ret = lib80211_set80211(s, name, type, val, len, data);
5061 	if (ret < 0)
5062 		err(1, "SIOCS80211");
5063 }
5064 
5065 static const char *
5066 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
5067 {
5068 	int len;
5069 	int hexstr;
5070 	u_int8_t *p;
5071 
5072 	len = *lenp;
5073 	p = buf;
5074 	hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
5075 	if (hexstr)
5076 		val += 2;
5077 	for (;;) {
5078 		if (*val == '\0')
5079 			break;
5080 		if (sep != NULL && strchr(sep, *val) != NULL) {
5081 			val++;
5082 			break;
5083 		}
5084 		if (hexstr) {
5085 			if (!isxdigit((u_char)val[0])) {
5086 				warnx("bad hexadecimal digits");
5087 				return NULL;
5088 			}
5089 			if (!isxdigit((u_char)val[1])) {
5090 				warnx("odd count hexadecimal digits");
5091 				return NULL;
5092 			}
5093 		}
5094 		if (p >= buf + len) {
5095 			if (hexstr)
5096 				warnx("hexadecimal digits too long");
5097 			else
5098 				warnx("string too long");
5099 			return NULL;
5100 		}
5101 		if (hexstr) {
5102 #define	tohex(x)	(isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
5103 			*p++ = (tohex((u_char)val[0]) << 4) |
5104 			    tohex((u_char)val[1]);
5105 #undef tohex
5106 			val += 2;
5107 		} else
5108 			*p++ = *val++;
5109 	}
5110 	len = p - buf;
5111 	/* The string "-" is treated as the empty string. */
5112 	if (!hexstr && len == 1 && buf[0] == '-') {
5113 		len = 0;
5114 		memset(buf, 0, *lenp);
5115 	} else if (len < *lenp)
5116 		memset(p, 0, *lenp - len);
5117 	*lenp = len;
5118 	return val;
5119 }
5120 
5121 static void
5122 print_string(const u_int8_t *buf, int len)
5123 {
5124 	int i;
5125 	int hasspc;
5126 
5127 	i = 0;
5128 	hasspc = 0;
5129 	for (; i < len; i++) {
5130 		if (!isprint(buf[i]) && buf[i] != '\0')
5131 			break;
5132 		if (isspace(buf[i]))
5133 			hasspc++;
5134 	}
5135 	if (i == len) {
5136 		if (hasspc || len == 0 || buf[0] == '\0')
5137 			printf("\"%.*s\"", len, buf);
5138 		else
5139 			printf("%.*s", len, buf);
5140 	} else {
5141 		printf("0x");
5142 		for (i = 0; i < len; i++)
5143 			printf("%02x", buf[i]);
5144 	}
5145 }
5146 
5147 /*
5148  * Virtual AP cloning support.
5149  */
5150 static struct ieee80211_clone_params params = {
5151 	.icp_opmode	= IEEE80211_M_STA,	/* default to station mode */
5152 };
5153 
5154 static void
5155 wlan_create(int s, struct ifreq *ifr)
5156 {
5157 	static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5158 
5159 	if (params.icp_parent[0] == '\0')
5160 		errx(1, "must specify a parent device (wlandev) when creating "
5161 		    "a wlan device");
5162 	if (params.icp_opmode == IEEE80211_M_WDS &&
5163 	    memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5164 		errx(1, "no bssid specified for WDS (use wlanbssid)");
5165 	ifr->ifr_data = (caddr_t) &params;
5166 	if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5167 		err(1, "SIOCIFCREATE2");
5168 }
5169 
5170 static
5171 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5172 {
5173 	strlcpy(params.icp_parent, arg, IFNAMSIZ);
5174 }
5175 
5176 static
5177 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5178 {
5179 	const struct ether_addr *ea;
5180 
5181 	ea = ether_aton(arg);
5182 	if (ea == NULL)
5183 		errx(1, "%s: cannot parse bssid", arg);
5184 	memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5185 }
5186 
5187 static
5188 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5189 {
5190 	const struct ether_addr *ea;
5191 
5192 	ea = ether_aton(arg);
5193 	if (ea == NULL)
5194 		errx(1, "%s: cannot parse address", arg);
5195 	memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5196 	params.icp_flags |= IEEE80211_CLONE_MACADDR;
5197 }
5198 
5199 static
5200 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5201 {
5202 #define	iseq(a,b)	(strncasecmp(a,b,sizeof(b)-1) == 0)
5203 	if (iseq(arg, "sta"))
5204 		params.icp_opmode = IEEE80211_M_STA;
5205 	else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5206 		params.icp_opmode = IEEE80211_M_AHDEMO;
5207 	else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5208 		params.icp_opmode = IEEE80211_M_IBSS;
5209 	else if (iseq(arg, "ap") || iseq(arg, "host"))
5210 		params.icp_opmode = IEEE80211_M_HOSTAP;
5211 	else if (iseq(arg, "wds"))
5212 		params.icp_opmode = IEEE80211_M_WDS;
5213 	else if (iseq(arg, "monitor"))
5214 		params.icp_opmode = IEEE80211_M_MONITOR;
5215 	else if (iseq(arg, "tdma")) {
5216 		params.icp_opmode = IEEE80211_M_AHDEMO;
5217 		params.icp_flags |= IEEE80211_CLONE_TDMA;
5218 	} else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5219 		params.icp_opmode = IEEE80211_M_MBSS;
5220 	else
5221 		errx(1, "Don't know to create %s for %s", arg, name);
5222 #undef iseq
5223 }
5224 
5225 static void
5226 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5227 {
5228 	/* NB: inverted sense */
5229 	if (d)
5230 		params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5231 	else
5232 		params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5233 }
5234 
5235 static void
5236 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5237 {
5238 	if (d)
5239 		params.icp_flags |= IEEE80211_CLONE_BSSID;
5240 	else
5241 		params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5242 }
5243 
5244 static void
5245 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5246 {
5247 	if (d)
5248 		params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5249 	else
5250 		params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5251 }
5252 
5253 static struct cmd ieee80211_cmds[] = {
5254 	DEF_CMD_ARG("ssid",		set80211ssid),
5255 	DEF_CMD_ARG("nwid",		set80211ssid),
5256 	DEF_CMD_ARG("meshid",		set80211meshid),
5257 	DEF_CMD_ARG("stationname",	set80211stationname),
5258 	DEF_CMD_ARG("station",		set80211stationname),	/* BSD/OS */
5259 	DEF_CMD_ARG("channel",		set80211channel),
5260 	DEF_CMD_ARG("authmode",		set80211authmode),
5261 	DEF_CMD_ARG("powersavemode",	set80211powersavemode),
5262 	DEF_CMD("powersave",	1,	set80211powersave),
5263 	DEF_CMD("-powersave",	0,	set80211powersave),
5264 	DEF_CMD_ARG("powersavesleep", 	set80211powersavesleep),
5265 	DEF_CMD_ARG("wepmode",		set80211wepmode),
5266 	DEF_CMD("wep",		1,	set80211wep),
5267 	DEF_CMD("-wep",		0,	set80211wep),
5268 	DEF_CMD_ARG("deftxkey",		set80211weptxkey),
5269 	DEF_CMD_ARG("weptxkey",		set80211weptxkey),
5270 	DEF_CMD_ARG("wepkey",		set80211wepkey),
5271 	DEF_CMD_ARG("nwkey",		set80211nwkey),		/* NetBSD */
5272 	DEF_CMD("-nwkey",	0,	set80211wep),		/* NetBSD */
5273 	DEF_CMD_ARG("rtsthreshold",	set80211rtsthreshold),
5274 	DEF_CMD_ARG("protmode",		set80211protmode),
5275 	DEF_CMD_ARG("txpower",		set80211txpower),
5276 	DEF_CMD_ARG("roaming",		set80211roaming),
5277 	DEF_CMD("wme",		1,	set80211wme),
5278 	DEF_CMD("-wme",		0,	set80211wme),
5279 	DEF_CMD("wmm",		1,	set80211wme),
5280 	DEF_CMD("-wmm",		0,	set80211wme),
5281 	DEF_CMD("hidessid",	1,	set80211hidessid),
5282 	DEF_CMD("-hidessid",	0,	set80211hidessid),
5283 	DEF_CMD("apbridge",	1,	set80211apbridge),
5284 	DEF_CMD("-apbridge",	0,	set80211apbridge),
5285 	DEF_CMD_ARG("chanlist",		set80211chanlist),
5286 	DEF_CMD_ARG("bssid",		set80211bssid),
5287 	DEF_CMD_ARG("ap",		set80211bssid),
5288 	DEF_CMD("scan",	0,		set80211scan),
5289 	DEF_CMD_ARG("list",		set80211list),
5290 	DEF_CMD_ARG2("cwmin",		set80211cwmin),
5291 	DEF_CMD_ARG2("cwmax",		set80211cwmax),
5292 	DEF_CMD_ARG2("aifs",		set80211aifs),
5293 	DEF_CMD_ARG2("txoplimit",	set80211txoplimit),
5294 	DEF_CMD_ARG("acm",		set80211acm),
5295 	DEF_CMD_ARG("-acm",		set80211noacm),
5296 	DEF_CMD_ARG("ack",		set80211ackpolicy),
5297 	DEF_CMD_ARG("-ack",		set80211noackpolicy),
5298 	DEF_CMD_ARG2("bss:cwmin",	set80211bsscwmin),
5299 	DEF_CMD_ARG2("bss:cwmax",	set80211bsscwmax),
5300 	DEF_CMD_ARG2("bss:aifs",	set80211bssaifs),
5301 	DEF_CMD_ARG2("bss:txoplimit",	set80211bsstxoplimit),
5302 	DEF_CMD_ARG("dtimperiod",	set80211dtimperiod),
5303 	DEF_CMD_ARG("bintval",		set80211bintval),
5304 	DEF_CMD("mac:open",	IEEE80211_MACCMD_POLICY_OPEN,	set80211maccmd),
5305 	DEF_CMD("mac:allow",	IEEE80211_MACCMD_POLICY_ALLOW,	set80211maccmd),
5306 	DEF_CMD("mac:deny",	IEEE80211_MACCMD_POLICY_DENY,	set80211maccmd),
5307 	DEF_CMD("mac:radius",	IEEE80211_MACCMD_POLICY_RADIUS,	set80211maccmd),
5308 	DEF_CMD("mac:flush",	IEEE80211_MACCMD_FLUSH,		set80211maccmd),
5309 	DEF_CMD("mac:detach",	IEEE80211_MACCMD_DETACH,	set80211maccmd),
5310 	DEF_CMD_ARG("mac:add",		set80211addmac),
5311 	DEF_CMD_ARG("mac:del",		set80211delmac),
5312 	DEF_CMD_ARG("mac:kick",		set80211kickmac),
5313 	DEF_CMD("pureg",	1,	set80211pureg),
5314 	DEF_CMD("-pureg",	0,	set80211pureg),
5315 	DEF_CMD("ff",		1,	set80211fastframes),
5316 	DEF_CMD("-ff",		0,	set80211fastframes),
5317 	DEF_CMD("dturbo",	1,	set80211dturbo),
5318 	DEF_CMD("-dturbo",	0,	set80211dturbo),
5319 	DEF_CMD("bgscan",	1,	set80211bgscan),
5320 	DEF_CMD("-bgscan",	0,	set80211bgscan),
5321 	DEF_CMD_ARG("bgscanidle",	set80211bgscanidle),
5322 	DEF_CMD_ARG("bgscanintvl",	set80211bgscanintvl),
5323 	DEF_CMD_ARG("scanvalid",	set80211scanvalid),
5324 	DEF_CMD("quiet",        1,      set80211quiet),
5325 	DEF_CMD("-quiet",       0,      set80211quiet),
5326 	DEF_CMD_ARG("quiet_count",      set80211quietcount),
5327 	DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5328 	DEF_CMD_ARG("quiet_dur",        set80211quietduration),
5329 	DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5330 	DEF_CMD_ARG("roam:rssi",	set80211roamrssi),
5331 	DEF_CMD_ARG("roam:rate",	set80211roamrate),
5332 	DEF_CMD_ARG("mcastrate",	set80211mcastrate),
5333 	DEF_CMD_ARG("ucastrate",	set80211ucastrate),
5334 	DEF_CMD_ARG("mgtrate",		set80211mgtrate),
5335 	DEF_CMD_ARG("mgmtrate",		set80211mgtrate),
5336 	DEF_CMD_ARG("maxretry",		set80211maxretry),
5337 	DEF_CMD_ARG("fragthreshold",	set80211fragthreshold),
5338 	DEF_CMD("burst",	1,	set80211burst),
5339 	DEF_CMD("-burst",	0,	set80211burst),
5340 	DEF_CMD_ARG("bmiss",		set80211bmissthreshold),
5341 	DEF_CMD_ARG("bmissthreshold",	set80211bmissthreshold),
5342 	DEF_CMD("shortgi",	1,	set80211shortgi),
5343 	DEF_CMD("-shortgi",	0,	set80211shortgi),
5344 	DEF_CMD("ampdurx",	2,	set80211ampdu),
5345 	DEF_CMD("-ampdurx",	-2,	set80211ampdu),
5346 	DEF_CMD("ampdutx",	1,	set80211ampdu),
5347 	DEF_CMD("-ampdutx",	-1,	set80211ampdu),
5348 	DEF_CMD("ampdu",	3,	set80211ampdu),		/* NB: tx+rx */
5349 	DEF_CMD("-ampdu",	-3,	set80211ampdu),
5350 	DEF_CMD_ARG("ampdulimit",	set80211ampdulimit),
5351 	DEF_CMD_ARG("ampdudensity",	set80211ampdudensity),
5352 	DEF_CMD("amsdurx",	2,	set80211amsdu),
5353 	DEF_CMD("-amsdurx",	-2,	set80211amsdu),
5354 	DEF_CMD("amsdutx",	1,	set80211amsdu),
5355 	DEF_CMD("-amsdutx",	-1,	set80211amsdu),
5356 	DEF_CMD("amsdu",	3,	set80211amsdu),		/* NB: tx+rx */
5357 	DEF_CMD("-amsdu",	-3,	set80211amsdu),
5358 	DEF_CMD_ARG("amsdulimit",	set80211amsdulimit),
5359 	DEF_CMD("stbcrx",	2,	set80211stbc),
5360 	DEF_CMD("-stbcrx",	-2,	set80211stbc),
5361 	DEF_CMD("stbctx",	1,	set80211stbc),
5362 	DEF_CMD("-stbctx",	-1,	set80211stbc),
5363 	DEF_CMD("stbc",		3,	set80211stbc),		/* NB: tx+rx */
5364 	DEF_CMD("-ampdu",	-3,	set80211stbc),
5365 	DEF_CMD("puren",	1,	set80211puren),
5366 	DEF_CMD("-puren",	0,	set80211puren),
5367 	DEF_CMD("doth",		1,	set80211doth),
5368 	DEF_CMD("-doth",	0,	set80211doth),
5369 	DEF_CMD("dfs",		1,	set80211dfs),
5370 	DEF_CMD("-dfs",		0,	set80211dfs),
5371 	DEF_CMD("htcompat",	1,	set80211htcompat),
5372 	DEF_CMD("-htcompat",	0,	set80211htcompat),
5373 	DEF_CMD("dwds",		1,	set80211dwds),
5374 	DEF_CMD("-dwds",	0,	set80211dwds),
5375 	DEF_CMD("inact",	1,	set80211inact),
5376 	DEF_CMD("-inact",	0,	set80211inact),
5377 	DEF_CMD("tsn",		1,	set80211tsn),
5378 	DEF_CMD("-tsn",		0,	set80211tsn),
5379 	DEF_CMD_ARG("regdomain",	set80211regdomain),
5380 	DEF_CMD_ARG("country",		set80211country),
5381 	DEF_CMD("indoor",	'I',	set80211location),
5382 	DEF_CMD("-indoor",	'O',	set80211location),
5383 	DEF_CMD("outdoor",	'O',	set80211location),
5384 	DEF_CMD("-outdoor",	'I',	set80211location),
5385 	DEF_CMD("anywhere",	' ',	set80211location),
5386 	DEF_CMD("ecm",		1,	set80211ecm),
5387 	DEF_CMD("-ecm",		0,	set80211ecm),
5388 	DEF_CMD("dotd",		1,	set80211dotd),
5389 	DEF_CMD("-dotd",	0,	set80211dotd),
5390 	DEF_CMD_ARG("htprotmode",	set80211htprotmode),
5391 	DEF_CMD("ht20",		1,	set80211htconf),
5392 	DEF_CMD("-ht20",	0,	set80211htconf),
5393 	DEF_CMD("ht40",		3,	set80211htconf),	/* NB: 20+40 */
5394 	DEF_CMD("-ht40",	0,	set80211htconf),
5395 	DEF_CMD("ht",		3,	set80211htconf),	/* NB: 20+40 */
5396 	DEF_CMD("-ht",		0,	set80211htconf),
5397 	DEF_CMD("rifs",		1,	set80211rifs),
5398 	DEF_CMD("-rifs",	0,	set80211rifs),
5399 	DEF_CMD("smps",		IEEE80211_HTCAP_SMPS_ENA,	set80211smps),
5400 	DEF_CMD("smpsdyn",	IEEE80211_HTCAP_SMPS_DYNAMIC,	set80211smps),
5401 	DEF_CMD("-smps",	IEEE80211_HTCAP_SMPS_OFF,	set80211smps),
5402 	/* XXX for testing */
5403 	DEF_CMD_ARG("chanswitch",	set80211chanswitch),
5404 
5405 	DEF_CMD_ARG("tdmaslot",		set80211tdmaslot),
5406 	DEF_CMD_ARG("tdmaslotcnt",	set80211tdmaslotcnt),
5407 	DEF_CMD_ARG("tdmaslotlen",	set80211tdmaslotlen),
5408 	DEF_CMD_ARG("tdmabintval",	set80211tdmabintval),
5409 
5410 	DEF_CMD_ARG("meshttl",		set80211meshttl),
5411 	DEF_CMD("meshforward",	1,	set80211meshforward),
5412 	DEF_CMD("-meshforward",	0,	set80211meshforward),
5413 	DEF_CMD("meshgate",	1,	set80211meshgate),
5414 	DEF_CMD("-meshgate",	0,	set80211meshgate),
5415 	DEF_CMD("meshpeering",	1,	set80211meshpeering),
5416 	DEF_CMD("-meshpeering",	0,	set80211meshpeering),
5417 	DEF_CMD_ARG("meshmetric",	set80211meshmetric),
5418 	DEF_CMD_ARG("meshpath",		set80211meshpath),
5419 	DEF_CMD("meshrt:flush",	IEEE80211_MESH_RTCMD_FLUSH,	set80211meshrtcmd),
5420 	DEF_CMD_ARG("meshrt:add",	set80211addmeshrt),
5421 	DEF_CMD_ARG("meshrt:del",	set80211delmeshrt),
5422 	DEF_CMD_ARG("hwmprootmode",	set80211hwmprootmode),
5423 	DEF_CMD_ARG("hwmpmaxhops",	set80211hwmpmaxhops),
5424 
5425 	/* vap cloning support */
5426 	DEF_CLONE_CMD_ARG("wlanaddr",	set80211clone_wlanaddr),
5427 	DEF_CLONE_CMD_ARG("wlanbssid",	set80211clone_wlanbssid),
5428 	DEF_CLONE_CMD_ARG("wlandev",	set80211clone_wlandev),
5429 	DEF_CLONE_CMD_ARG("wlanmode",	set80211clone_wlanmode),
5430 	DEF_CLONE_CMD("beacons", 1,	set80211clone_beacons),
5431 	DEF_CLONE_CMD("-beacons", 0,	set80211clone_beacons),
5432 	DEF_CLONE_CMD("bssid",	1,	set80211clone_bssid),
5433 	DEF_CLONE_CMD("-bssid",	0,	set80211clone_bssid),
5434 	DEF_CLONE_CMD("wdslegacy", 1,	set80211clone_wdslegacy),
5435 	DEF_CLONE_CMD("-wdslegacy", 0,	set80211clone_wdslegacy),
5436 };
5437 static struct afswtch af_ieee80211 = {
5438 	.af_name	= "af_ieee80211",
5439 	.af_af		= AF_UNSPEC,
5440 	.af_other_status = ieee80211_status,
5441 };
5442 
5443 static __constructor void
5444 ieee80211_ctor(void)
5445 {
5446 	int i;
5447 
5448 	for (i = 0; i < nitems(ieee80211_cmds);  i++)
5449 		cmd_register(&ieee80211_cmds[i]);
5450 	af_register(&af_ieee80211);
5451 	clone_setdefcallback("wlan", wlan_create);
5452 }
5453