xref: /freebsd/sbin/ifconfig/ifieee80211.c (revision 10b59a9b4add0320d52c15ce057dd697261e7dfc)
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 #include "regdomain.h"
94 
95 #ifndef IEEE80211_FIXED_RATE_NONE
96 #define	IEEE80211_FIXED_RATE_NONE	0xff
97 #endif
98 
99 /* XXX need these publicly defined or similar */
100 #ifndef IEEE80211_NODE_AUTH
101 #define	IEEE80211_NODE_AUTH	0x000001	/* authorized for data */
102 #define	IEEE80211_NODE_QOS	0x000002	/* QoS enabled */
103 #define	IEEE80211_NODE_ERP	0x000004	/* ERP enabled */
104 #define	IEEE80211_NODE_PWR_MGT	0x000010	/* power save mode enabled */
105 #define	IEEE80211_NODE_AREF	0x000020	/* authentication ref held */
106 #define	IEEE80211_NODE_HT	0x000040	/* HT enabled */
107 #define	IEEE80211_NODE_HTCOMPAT	0x000080	/* HT setup w/ vendor OUI's */
108 #define	IEEE80211_NODE_WPS	0x000100	/* WPS association */
109 #define	IEEE80211_NODE_TSN	0x000200	/* TSN association */
110 #define	IEEE80211_NODE_AMPDU_RX	0x000400	/* AMPDU rx enabled */
111 #define	IEEE80211_NODE_AMPDU_TX	0x000800	/* AMPDU tx enabled */
112 #define	IEEE80211_NODE_MIMO_PS	0x001000	/* MIMO power save enabled */
113 #define	IEEE80211_NODE_MIMO_RTS	0x002000	/* send RTS in MIMO PS */
114 #define	IEEE80211_NODE_RIFS	0x004000	/* RIFS enabled */
115 #define	IEEE80211_NODE_SGI20	0x008000	/* Short GI in HT20 enabled */
116 #define	IEEE80211_NODE_SGI40	0x010000	/* Short GI in HT40 enabled */
117 #define	IEEE80211_NODE_ASSOCID	0x020000	/* xmit requires associd */
118 #define	IEEE80211_NODE_AMSDU_RX	0x040000	/* AMSDU rx enabled */
119 #define	IEEE80211_NODE_AMSDU_TX	0x080000	/* AMSDU tx enabled */
120 #endif
121 
122 #define	MAXCHAN	1536		/* max 1.5K channels */
123 
124 #define	MAXCOL	78
125 static	int col;
126 static	char spacer;
127 
128 static void LINE_INIT(char c);
129 static void LINE_BREAK(void);
130 static void LINE_CHECK(const char *fmt, ...);
131 
132 static const char *modename[IEEE80211_MODE_MAX] = {
133 	[IEEE80211_MODE_AUTO]	  = "auto",
134 	[IEEE80211_MODE_11A]	  = "11a",
135 	[IEEE80211_MODE_11B]	  = "11b",
136 	[IEEE80211_MODE_11G]	  = "11g",
137 	[IEEE80211_MODE_FH]	  = "fh",
138 	[IEEE80211_MODE_TURBO_A]  = "turboA",
139 	[IEEE80211_MODE_TURBO_G]  = "turboG",
140 	[IEEE80211_MODE_STURBO_A] = "sturbo",
141 	[IEEE80211_MODE_11NA]	  = "11na",
142 	[IEEE80211_MODE_11NG]	  = "11ng",
143 	[IEEE80211_MODE_HALF]	  = "half",
144 	[IEEE80211_MODE_QUARTER]  = "quarter"
145 };
146 
147 static void set80211(int s, int type, int val, int len, void *data);
148 static int get80211(int s, int type, void *data, int len);
149 static int get80211len(int s, int type, void *data, int len, int *plen);
150 static int get80211val(int s, int type, int *val);
151 static const char *get_string(const char *val, const char *sep,
152     u_int8_t *buf, int *lenp);
153 static void print_string(const u_int8_t *buf, int len);
154 static void print_regdomain(const struct ieee80211_regdomain *, int);
155 static void print_channels(int, const struct ieee80211req_chaninfo *,
156     int allchans, int verbose);
157 static void regdomain_makechannels(struct ieee80211_regdomain_req *,
158     const struct ieee80211_devcaps_req *);
159 static const char *mesh_linkstate_string(uint8_t state);
160 
161 static struct ieee80211req_chaninfo *chaninfo;
162 static struct ieee80211_regdomain regdomain;
163 static int gotregdomain = 0;
164 static struct ieee80211_roamparams_req roamparams;
165 static int gotroam = 0;
166 static struct ieee80211_txparams_req txparams;
167 static int gottxparams = 0;
168 static struct ieee80211_channel curchan;
169 static int gotcurchan = 0;
170 static struct ifmediareq *ifmr;
171 static int htconf = 0;
172 static	int gothtconf = 0;
173 
174 static void
175 gethtconf(int s)
176 {
177 	if (gothtconf)
178 		return;
179 	if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0)
180 		warn("unable to get HT configuration information");
181 	gothtconf = 1;
182 }
183 
184 /*
185  * Collect channel info from the kernel.  We use this (mostly)
186  * to handle mapping between frequency and IEEE channel number.
187  */
188 static void
189 getchaninfo(int s)
190 {
191 	if (chaninfo != NULL)
192 		return;
193 	chaninfo = malloc(IEEE80211_CHANINFO_SIZE(MAXCHAN));
194 	if (chaninfo == NULL)
195 		errx(1, "no space for channel list");
196 	if (get80211(s, IEEE80211_IOC_CHANINFO, chaninfo,
197 	    IEEE80211_CHANINFO_SIZE(MAXCHAN)) < 0)
198 		err(1, "unable to get channel information");
199 	ifmr = ifmedia_getstate(s);
200 	gethtconf(s);
201 }
202 
203 static struct regdata *
204 getregdata(void)
205 {
206 	static struct regdata *rdp = NULL;
207 	if (rdp == NULL) {
208 		rdp = lib80211_alloc_regdata();
209 		if (rdp == NULL)
210 			errx(-1, "missing or corrupted regdomain database");
211 	}
212 	return rdp;
213 }
214 
215 /*
216  * Given the channel at index i with attributes from,
217  * check if there is a channel with attributes to in
218  * the channel table.  With suitable attributes this
219  * allows the caller to look for promotion; e.g. from
220  * 11b > 11g.
221  */
222 static int
223 canpromote(int i, int from, int to)
224 {
225 	const struct ieee80211_channel *fc = &chaninfo->ic_chans[i];
226 	int j;
227 
228 	if ((fc->ic_flags & from) != from)
229 		return i;
230 	/* NB: quick check exploiting ordering of chans w/ same frequency */
231 	if (i+1 < chaninfo->ic_nchans &&
232 	    chaninfo->ic_chans[i+1].ic_freq == fc->ic_freq &&
233 	    (chaninfo->ic_chans[i+1].ic_flags & to) == to)
234 		return i+1;
235 	/* brute force search in case channel list is not ordered */
236 	for (j = 0; j < chaninfo->ic_nchans; j++) {
237 		const struct ieee80211_channel *tc = &chaninfo->ic_chans[j];
238 		if (j != i &&
239 		    tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to)
240 		return j;
241 	}
242 	return i;
243 }
244 
245 /*
246  * Handle channel promotion.  When a channel is specified with
247  * only a frequency we want to promote it to the ``best'' channel
248  * available.  The channel list has separate entries for 11b, 11g,
249  * 11a, and 11n[ga] channels so specifying a frequency w/o any
250  * attributes requires we upgrade, e.g. from 11b -> 11g.  This
251  * gets complicated when the channel is specified on the same
252  * command line with a media request that constrains the available
253  * channe list (e.g. mode 11a); we want to honor that to avoid
254  * confusing behaviour.
255  */
256 static int
257 promote(int i)
258 {
259 	/*
260 	 * Query the current mode of the interface in case it's
261 	 * constrained (e.g. to 11a).  We must do this carefully
262 	 * as there may be a pending ifmedia request in which case
263 	 * asking the kernel will give us the wrong answer.  This
264 	 * is an unfortunate side-effect of the way ifconfig is
265 	 * structure for modularity (yech).
266 	 *
267 	 * NB: ifmr is actually setup in getchaninfo (above); we
268 	 *     assume it's called coincident with to this call so
269 	 *     we have a ``current setting''; otherwise we must pass
270 	 *     the socket descriptor down to here so we can make
271 	 *     the ifmedia_getstate call ourselves.
272 	 */
273 	int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO;
274 
275 	/* when ambiguous promote to ``best'' */
276 	/* NB: we abitrarily pick HT40+ over HT40- */
277 	if (chanmode != IFM_IEEE80211_11B)
278 		i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G);
279 	if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) {
280 		i = canpromote(i, IEEE80211_CHAN_G,
281 			IEEE80211_CHAN_G | IEEE80211_CHAN_HT20);
282 		if (htconf & 2) {
283 			i = canpromote(i, IEEE80211_CHAN_G,
284 				IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D);
285 			i = canpromote(i, IEEE80211_CHAN_G,
286 				IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U);
287 		}
288 	}
289 	if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) {
290 		i = canpromote(i, IEEE80211_CHAN_A,
291 			IEEE80211_CHAN_A | IEEE80211_CHAN_HT20);
292 		if (htconf & 2) {
293 			i = canpromote(i, IEEE80211_CHAN_A,
294 				IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D);
295 			i = canpromote(i, IEEE80211_CHAN_A,
296 				IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U);
297 		}
298 	}
299 	return i;
300 }
301 
302 static void
303 mapfreq(struct ieee80211_channel *chan, int freq, int flags)
304 {
305 	int i;
306 
307 	for (i = 0; i < chaninfo->ic_nchans; i++) {
308 		const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
309 
310 		if (c->ic_freq == freq && (c->ic_flags & flags) == flags) {
311 			if (flags == 0) {
312 				/* when ambiguous promote to ``best'' */
313 				c = &chaninfo->ic_chans[promote(i)];
314 			}
315 			*chan = *c;
316 			return;
317 		}
318 	}
319 	errx(1, "unknown/undefined frequency %u/0x%x", freq, flags);
320 }
321 
322 static void
323 mapchan(struct ieee80211_channel *chan, int ieee, int flags)
324 {
325 	int i;
326 
327 	for (i = 0; i < chaninfo->ic_nchans; i++) {
328 		const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
329 
330 		if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) {
331 			if (flags == 0) {
332 				/* when ambiguous promote to ``best'' */
333 				c = &chaninfo->ic_chans[promote(i)];
334 			}
335 			*chan = *c;
336 			return;
337 		}
338 	}
339 	errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags);
340 }
341 
342 static const struct ieee80211_channel *
343 getcurchan(int s)
344 {
345 	if (gotcurchan)
346 		return &curchan;
347 	if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) {
348 		int val;
349 		/* fall back to legacy ioctl */
350 		if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0)
351 			err(-1, "cannot figure out current channel");
352 		getchaninfo(s);
353 		mapchan(&curchan, val, 0);
354 	}
355 	gotcurchan = 1;
356 	return &curchan;
357 }
358 
359 static enum ieee80211_phymode
360 chan2mode(const struct ieee80211_channel *c)
361 {
362 	if (IEEE80211_IS_CHAN_HTA(c))
363 		return IEEE80211_MODE_11NA;
364 	if (IEEE80211_IS_CHAN_HTG(c))
365 		return IEEE80211_MODE_11NG;
366 	if (IEEE80211_IS_CHAN_108A(c))
367 		return IEEE80211_MODE_TURBO_A;
368 	if (IEEE80211_IS_CHAN_108G(c))
369 		return IEEE80211_MODE_TURBO_G;
370 	if (IEEE80211_IS_CHAN_ST(c))
371 		return IEEE80211_MODE_STURBO_A;
372 	if (IEEE80211_IS_CHAN_FHSS(c))
373 		return IEEE80211_MODE_FH;
374 	if (IEEE80211_IS_CHAN_HALF(c))
375 		return IEEE80211_MODE_HALF;
376 	if (IEEE80211_IS_CHAN_QUARTER(c))
377 		return IEEE80211_MODE_QUARTER;
378 	if (IEEE80211_IS_CHAN_A(c))
379 		return IEEE80211_MODE_11A;
380 	if (IEEE80211_IS_CHAN_ANYG(c))
381 		return IEEE80211_MODE_11G;
382 	if (IEEE80211_IS_CHAN_B(c))
383 		return IEEE80211_MODE_11B;
384 	return IEEE80211_MODE_AUTO;
385 }
386 
387 static void
388 getroam(int s)
389 {
390 	if (gotroam)
391 		return;
392 	if (get80211(s, IEEE80211_IOC_ROAM,
393 	    &roamparams, sizeof(roamparams)) < 0)
394 		err(1, "unable to get roaming parameters");
395 	gotroam = 1;
396 }
397 
398 static void
399 setroam_cb(int s, void *arg)
400 {
401 	struct ieee80211_roamparams_req *roam = arg;
402 	set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam);
403 }
404 
405 static void
406 gettxparams(int s)
407 {
408 	if (gottxparams)
409 		return;
410 	if (get80211(s, IEEE80211_IOC_TXPARAMS,
411 	    &txparams, sizeof(txparams)) < 0)
412 		err(1, "unable to get transmit parameters");
413 	gottxparams = 1;
414 }
415 
416 static void
417 settxparams_cb(int s, void *arg)
418 {
419 	struct ieee80211_txparams_req *txp = arg;
420 	set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp);
421 }
422 
423 static void
424 getregdomain(int s)
425 {
426 	if (gotregdomain)
427 		return;
428 	if (get80211(s, IEEE80211_IOC_REGDOMAIN,
429 	    &regdomain, sizeof(regdomain)) < 0)
430 		err(1, "unable to get regulatory domain info");
431 	gotregdomain = 1;
432 }
433 
434 static void
435 getdevcaps(int s, struct ieee80211_devcaps_req *dc)
436 {
437 	if (get80211(s, IEEE80211_IOC_DEVCAPS, dc,
438 	    IEEE80211_DEVCAPS_SPACE(dc)) < 0)
439 		err(1, "unable to get device capabilities");
440 }
441 
442 static void
443 setregdomain_cb(int s, void *arg)
444 {
445 	struct ieee80211_regdomain_req *req;
446 	struct ieee80211_regdomain *rd = arg;
447 	struct ieee80211_devcaps_req *dc;
448 	struct regdata *rdp = getregdata();
449 
450 	if (rd->country != NO_COUNTRY) {
451 		const struct country *cc;
452 		/*
453 		 * Check current country seting to make sure it's
454 		 * compatible with the new regdomain.  If not, then
455 		 * override it with any default country for this
456 		 * SKU.  If we cannot arrange a match, then abort.
457 		 */
458 		cc = lib80211_country_findbycc(rdp, rd->country);
459 		if (cc == NULL)
460 			errx(1, "unknown ISO country code %d", rd->country);
461 		if (cc->rd->sku != rd->regdomain) {
462 			const struct regdomain *rp;
463 			/*
464 			 * Check if country is incompatible with regdomain.
465 			 * To enable multiple regdomains for a country code
466 			 * we permit a mismatch between the regdomain and
467 			 * the country's associated regdomain when the
468 			 * regdomain is setup w/o a default country.  For
469 			 * example, US is bound to the FCC regdomain but
470 			 * we allow US to be combined with FCC3 because FCC3
471 			 * has not default country.  This allows bogus
472 			 * combinations like FCC3+DK which are resolved when
473 			 * constructing the channel list by deferring to the
474 			 * regdomain to construct the channel list.
475 			 */
476 			rp = lib80211_regdomain_findbysku(rdp, rd->regdomain);
477 			if (rp == NULL)
478 				errx(1, "country %s (%s) is not usable with "
479 				    "regdomain %d", cc->isoname, cc->name,
480 				    rd->regdomain);
481 			else if (rp->cc != NULL && rp->cc != cc)
482 				errx(1, "country %s (%s) is not usable with "
483 				   "regdomain %s", cc->isoname, cc->name,
484 				   rp->name);
485 		}
486 	}
487 	/*
488 	 * Fetch the device capabilities and calculate the
489 	 * full set of netbands for which we request a new
490 	 * channel list be constructed.  Once that's done we
491 	 * push the regdomain info + channel list to the kernel.
492 	 */
493 	dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
494 	if (dc == NULL)
495 		errx(1, "no space for device capabilities");
496 	dc->dc_chaninfo.ic_nchans = MAXCHAN;
497 	getdevcaps(s, dc);
498 #if 0
499 	if (verbose) {
500 		printf("drivercaps: 0x%x\n", dc->dc_drivercaps);
501 		printf("cryptocaps: 0x%x\n", dc->dc_cryptocaps);
502 		printf("htcaps    : 0x%x\n", dc->dc_htcaps);
503 		memcpy(chaninfo, &dc->dc_chaninfo,
504 		    IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
505 		print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, 1/*verbose*/);
506 	}
507 #endif
508 	req = malloc(IEEE80211_REGDOMAIN_SIZE(dc->dc_chaninfo.ic_nchans));
509 	if (req == NULL)
510 		errx(1, "no space for regdomain request");
511 	req->rd = *rd;
512 	regdomain_makechannels(req, dc);
513 	if (verbose) {
514 		LINE_INIT(':');
515 		print_regdomain(rd, 1/*verbose*/);
516 		LINE_BREAK();
517 		/* blech, reallocate channel list for new data */
518 		if (chaninfo != NULL)
519 			free(chaninfo);
520 		chaninfo = malloc(IEEE80211_CHANINFO_SPACE(&req->chaninfo));
521 		if (chaninfo == NULL)
522 			errx(1, "no space for channel list");
523 		memcpy(chaninfo, &req->chaninfo,
524 		    IEEE80211_CHANINFO_SPACE(&req->chaninfo));
525 		print_channels(s, &req->chaninfo, 1/*allchans*/, 1/*verbose*/);
526 	}
527 	if (req->chaninfo.ic_nchans == 0)
528 		errx(1, "no channels calculated");
529 	set80211(s, IEEE80211_IOC_REGDOMAIN, 0,
530 	    IEEE80211_REGDOMAIN_SPACE(req), req);
531 	free(req);
532 	free(dc);
533 }
534 
535 static int
536 ieee80211_mhz2ieee(int freq, int flags)
537 {
538 	struct ieee80211_channel chan;
539 	mapfreq(&chan, freq, flags);
540 	return chan.ic_ieee;
541 }
542 
543 static int
544 isanyarg(const char *arg)
545 {
546 	return (strncmp(arg, "-", 1) == 0 ||
547 	    strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0);
548 }
549 
550 static void
551 set80211ssid(const char *val, int d, int s, const struct afswtch *rafp)
552 {
553 	int		ssid;
554 	int		len;
555 	u_int8_t	data[IEEE80211_NWID_LEN];
556 
557 	ssid = 0;
558 	len = strlen(val);
559 	if (len > 2 && isdigit((int)val[0]) && val[1] == ':') {
560 		ssid = atoi(val)-1;
561 		val += 2;
562 	}
563 
564 	bzero(data, sizeof(data));
565 	len = sizeof(data);
566 	if (get_string(val, NULL, data, &len) == NULL)
567 		exit(1);
568 
569 	set80211(s, IEEE80211_IOC_SSID, ssid, len, data);
570 }
571 
572 static void
573 set80211meshid(const char *val, int d, int s, const struct afswtch *rafp)
574 {
575 	int		len;
576 	u_int8_t	data[IEEE80211_NWID_LEN];
577 
578 	memset(data, 0, sizeof(data));
579 	len = sizeof(data);
580 	if (get_string(val, NULL, data, &len) == NULL)
581 		exit(1);
582 
583 	set80211(s, IEEE80211_IOC_MESH_ID, 0, len, data);
584 }
585 
586 static void
587 set80211stationname(const char *val, int d, int s, const struct afswtch *rafp)
588 {
589 	int			len;
590 	u_int8_t		data[33];
591 
592 	bzero(data, sizeof(data));
593 	len = sizeof(data);
594 	get_string(val, NULL, data, &len);
595 
596 	set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data);
597 }
598 
599 /*
600  * Parse a channel specification for attributes/flags.
601  * The syntax is:
602  *	freq/xx		channel width (5,10,20,40,40+,40-)
603  *	freq:mode	channel mode (a,b,g,h,n,t,s,d)
604  *
605  * These can be combined in either order; e.g. 2437:ng/40.
606  * Modes are case insensitive.
607  *
608  * The result is not validated here; it's assumed to be
609  * checked against the channel table fetched from the kernel.
610  */
611 static int
612 getchannelflags(const char *val, int freq)
613 {
614 #define	_CHAN_HT	0x80000000
615 	const char *cp;
616 	int flags;
617 
618 	flags = 0;
619 
620 	cp = strchr(val, ':');
621 	if (cp != NULL) {
622 		for (cp++; isalpha((int) *cp); cp++) {
623 			/* accept mixed case */
624 			int c = *cp;
625 			if (isupper(c))
626 				c = tolower(c);
627 			switch (c) {
628 			case 'a':		/* 802.11a */
629 				flags |= IEEE80211_CHAN_A;
630 				break;
631 			case 'b':		/* 802.11b */
632 				flags |= IEEE80211_CHAN_B;
633 				break;
634 			case 'g':		/* 802.11g */
635 				flags |= IEEE80211_CHAN_G;
636 				break;
637 			case 'h':		/* ht = 802.11n */
638 			case 'n':		/* 802.11n */
639 				flags |= _CHAN_HT;	/* NB: private */
640 				break;
641 			case 'd':		/* dt = Atheros Dynamic Turbo */
642 				flags |= IEEE80211_CHAN_TURBO;
643 				break;
644 			case 't':		/* ht, dt, st, t */
645 				/* dt and unadorned t specify Dynamic Turbo */
646 				if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0)
647 					flags |= IEEE80211_CHAN_TURBO;
648 				break;
649 			case 's':		/* st = Atheros Static Turbo */
650 				flags |= IEEE80211_CHAN_STURBO;
651 				break;
652 			default:
653 				errx(-1, "%s: Invalid channel attribute %c\n",
654 				    val, *cp);
655 			}
656 		}
657 	}
658 	cp = strchr(val, '/');
659 	if (cp != NULL) {
660 		char *ep;
661 		u_long cw = strtoul(cp+1, &ep, 10);
662 
663 		switch (cw) {
664 		case 5:
665 			flags |= IEEE80211_CHAN_QUARTER;
666 			break;
667 		case 10:
668 			flags |= IEEE80211_CHAN_HALF;
669 			break;
670 		case 20:
671 			/* NB: this may be removed below */
672 			flags |= IEEE80211_CHAN_HT20;
673 			break;
674 		case 40:
675 			if (ep != NULL && *ep == '+')
676 				flags |= IEEE80211_CHAN_HT40U;
677 			else if (ep != NULL && *ep == '-')
678 				flags |= IEEE80211_CHAN_HT40D;
679 			break;
680 		default:
681 			errx(-1, "%s: Invalid channel width\n", val);
682 		}
683 	}
684 	/*
685 	 * Cleanup specifications.
686 	 */
687 	if ((flags & _CHAN_HT) == 0) {
688 		/*
689 		 * If user specified freq/20 or freq/40 quietly remove
690 		 * HT cw attributes depending on channel use.  To give
691 		 * an explicit 20/40 width for an HT channel you must
692 		 * indicate it is an HT channel since all HT channels
693 		 * are also usable for legacy operation; e.g. freq:n/40.
694 		 */
695 		flags &= ~IEEE80211_CHAN_HT;
696 	} else {
697 		/*
698 		 * Remove private indicator that this is an HT channel
699 		 * and if no explicit channel width has been given
700 		 * provide the default settings.
701 		 */
702 		flags &= ~_CHAN_HT;
703 		if ((flags & IEEE80211_CHAN_HT) == 0) {
704 			struct ieee80211_channel chan;
705 			/*
706 			 * Consult the channel list to see if we can use
707 			 * HT40+ or HT40- (if both the map routines choose).
708 			 */
709 			if (freq > 255)
710 				mapfreq(&chan, freq, 0);
711 			else
712 				mapchan(&chan, freq, 0);
713 			flags |= (chan.ic_flags & IEEE80211_CHAN_HT);
714 		}
715 	}
716 	return flags;
717 #undef _CHAN_HT
718 }
719 
720 static void
721 getchannel(int s, struct ieee80211_channel *chan, const char *val)
722 {
723 	int v, flags;
724 	char *eptr;
725 
726 	memset(chan, 0, sizeof(*chan));
727 	if (isanyarg(val)) {
728 		chan->ic_freq = IEEE80211_CHAN_ANY;
729 		return;
730 	}
731 	getchaninfo(s);
732 	errno = 0;
733 	v = strtol(val, &eptr, 10);
734 	if (val[0] == '\0' || val == eptr || errno == ERANGE ||
735 	    /* channel may be suffixed with nothing, :flag, or /width */
736 	    (eptr[0] != '\0' && eptr[0] != ':' && eptr[0] != '/'))
737 		errx(1, "invalid channel specification%s",
738 		    errno == ERANGE ? " (out of range)" : "");
739 	flags = getchannelflags(val, v);
740 	if (v > 255) {		/* treat as frequency */
741 		mapfreq(chan, v, flags);
742 	} else {
743 		mapchan(chan, v, flags);
744 	}
745 }
746 
747 static void
748 set80211channel(const char *val, int d, int s, const struct afswtch *rafp)
749 {
750 	struct ieee80211_channel chan;
751 
752 	getchannel(s, &chan, val);
753 	set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan);
754 }
755 
756 static void
757 set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp)
758 {
759 	struct ieee80211_chanswitch_req csr;
760 
761 	getchannel(s, &csr.csa_chan, val);
762 	csr.csa_mode = 1;
763 	csr.csa_count = 5;
764 	set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr);
765 }
766 
767 static void
768 set80211authmode(const char *val, int d, int s, const struct afswtch *rafp)
769 {
770 	int	mode;
771 
772 	if (strcasecmp(val, "none") == 0) {
773 		mode = IEEE80211_AUTH_NONE;
774 	} else if (strcasecmp(val, "open") == 0) {
775 		mode = IEEE80211_AUTH_OPEN;
776 	} else if (strcasecmp(val, "shared") == 0) {
777 		mode = IEEE80211_AUTH_SHARED;
778 	} else if (strcasecmp(val, "8021x") == 0) {
779 		mode = IEEE80211_AUTH_8021X;
780 	} else if (strcasecmp(val, "wpa") == 0) {
781 		mode = IEEE80211_AUTH_WPA;
782 	} else {
783 		errx(1, "unknown authmode");
784 	}
785 
786 	set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL);
787 }
788 
789 static void
790 set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp)
791 {
792 	int	mode;
793 
794 	if (strcasecmp(val, "off") == 0) {
795 		mode = IEEE80211_POWERSAVE_OFF;
796 	} else if (strcasecmp(val, "on") == 0) {
797 		mode = IEEE80211_POWERSAVE_ON;
798 	} else if (strcasecmp(val, "cam") == 0) {
799 		mode = IEEE80211_POWERSAVE_CAM;
800 	} else if (strcasecmp(val, "psp") == 0) {
801 		mode = IEEE80211_POWERSAVE_PSP;
802 	} else if (strcasecmp(val, "psp-cam") == 0) {
803 		mode = IEEE80211_POWERSAVE_PSP_CAM;
804 	} else {
805 		errx(1, "unknown powersavemode");
806 	}
807 
808 	set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL);
809 }
810 
811 static void
812 set80211powersave(const char *val, int d, int s, const struct afswtch *rafp)
813 {
814 	if (d == 0)
815 		set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF,
816 		    0, NULL);
817 	else
818 		set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON,
819 		    0, NULL);
820 }
821 
822 static void
823 set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp)
824 {
825 	set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL);
826 }
827 
828 static void
829 set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp)
830 {
831 	int	mode;
832 
833 	if (strcasecmp(val, "off") == 0) {
834 		mode = IEEE80211_WEP_OFF;
835 	} else if (strcasecmp(val, "on") == 0) {
836 		mode = IEEE80211_WEP_ON;
837 	} else if (strcasecmp(val, "mixed") == 0) {
838 		mode = IEEE80211_WEP_MIXED;
839 	} else {
840 		errx(1, "unknown wep mode");
841 	}
842 
843 	set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL);
844 }
845 
846 static void
847 set80211wep(const char *val, int d, int s, const struct afswtch *rafp)
848 {
849 	set80211(s, IEEE80211_IOC_WEP, d, 0, NULL);
850 }
851 
852 static int
853 isundefarg(const char *arg)
854 {
855 	return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0);
856 }
857 
858 static void
859 set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp)
860 {
861 	if (isundefarg(val))
862 		set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL);
863 	else
864 		set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL);
865 }
866 
867 static void
868 set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp)
869 {
870 	int		key = 0;
871 	int		len;
872 	u_int8_t	data[IEEE80211_KEYBUF_SIZE];
873 
874 	if (isdigit((int)val[0]) && val[1] == ':') {
875 		key = atoi(val)-1;
876 		val += 2;
877 	}
878 
879 	bzero(data, sizeof(data));
880 	len = sizeof(data);
881 	get_string(val, NULL, data, &len);
882 
883 	set80211(s, IEEE80211_IOC_WEPKEY, key, len, data);
884 }
885 
886 /*
887  * This function is purely a NetBSD compatability interface.  The NetBSD
888  * interface is too inflexible, but it's there so we'll support it since
889  * it's not all that hard.
890  */
891 static void
892 set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp)
893 {
894 	int		txkey;
895 	int		i, len;
896 	u_int8_t	data[IEEE80211_KEYBUF_SIZE];
897 
898 	set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL);
899 
900 	if (isdigit((int)val[0]) && val[1] == ':') {
901 		txkey = val[0]-'0'-1;
902 		val += 2;
903 
904 		for (i = 0; i < 4; i++) {
905 			bzero(data, sizeof(data));
906 			len = sizeof(data);
907 			val = get_string(val, ",", data, &len);
908 			if (val == NULL)
909 				exit(1);
910 
911 			set80211(s, IEEE80211_IOC_WEPKEY, i, len, data);
912 		}
913 	} else {
914 		bzero(data, sizeof(data));
915 		len = sizeof(data);
916 		get_string(val, NULL, data, &len);
917 		txkey = 0;
918 
919 		set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data);
920 
921 		bzero(data, sizeof(data));
922 		for (i = 1; i < 4; i++)
923 			set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data);
924 	}
925 
926 	set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL);
927 }
928 
929 static void
930 set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp)
931 {
932 	set80211(s, IEEE80211_IOC_RTSTHRESHOLD,
933 		isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL);
934 }
935 
936 static void
937 set80211protmode(const char *val, int d, int s, const struct afswtch *rafp)
938 {
939 	int	mode;
940 
941 	if (strcasecmp(val, "off") == 0) {
942 		mode = IEEE80211_PROTMODE_OFF;
943 	} else if (strcasecmp(val, "cts") == 0) {
944 		mode = IEEE80211_PROTMODE_CTS;
945 	} else if (strncasecmp(val, "rtscts", 3) == 0) {
946 		mode = IEEE80211_PROTMODE_RTSCTS;
947 	} else {
948 		errx(1, "unknown protection mode");
949 	}
950 
951 	set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL);
952 }
953 
954 static void
955 set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp)
956 {
957 	int	mode;
958 
959 	if (strcasecmp(val, "off") == 0) {
960 		mode = IEEE80211_PROTMODE_OFF;
961 	} else if (strncasecmp(val, "rts", 3) == 0) {
962 		mode = IEEE80211_PROTMODE_RTSCTS;
963 	} else {
964 		errx(1, "unknown protection mode");
965 	}
966 
967 	set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL);
968 }
969 
970 static void
971 set80211txpower(const char *val, int d, int s, const struct afswtch *rafp)
972 {
973 	double v = atof(val);
974 	int txpow;
975 
976 	txpow = (int) (2*v);
977 	if (txpow != 2*v)
978 		errx(-1, "invalid tx power (must be .5 dBm units)");
979 	set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL);
980 }
981 
982 #define	IEEE80211_ROAMING_DEVICE	0
983 #define	IEEE80211_ROAMING_AUTO		1
984 #define	IEEE80211_ROAMING_MANUAL	2
985 
986 static void
987 set80211roaming(const char *val, int d, int s, const struct afswtch *rafp)
988 {
989 	int mode;
990 
991 	if (strcasecmp(val, "device") == 0) {
992 		mode = IEEE80211_ROAMING_DEVICE;
993 	} else if (strcasecmp(val, "auto") == 0) {
994 		mode = IEEE80211_ROAMING_AUTO;
995 	} else if (strcasecmp(val, "manual") == 0) {
996 		mode = IEEE80211_ROAMING_MANUAL;
997 	} else {
998 		errx(1, "unknown roaming mode");
999 	}
1000 	set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL);
1001 }
1002 
1003 static void
1004 set80211wme(const char *val, int d, int s, const struct afswtch *rafp)
1005 {
1006 	set80211(s, IEEE80211_IOC_WME, d, 0, NULL);
1007 }
1008 
1009 static void
1010 set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp)
1011 {
1012 	set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL);
1013 }
1014 
1015 static void
1016 set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp)
1017 {
1018 	set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL);
1019 }
1020 
1021 static void
1022 set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp)
1023 {
1024 	set80211(s, IEEE80211_IOC_FF, d, 0, NULL);
1025 }
1026 
1027 static void
1028 set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp)
1029 {
1030 	set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL);
1031 }
1032 
1033 static void
1034 set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp)
1035 {
1036 	struct ieee80211req_chanlist chanlist;
1037 	char *temp, *cp, *tp;
1038 
1039 	temp = malloc(strlen(val) + 1);
1040 	if (temp == NULL)
1041 		errx(1, "malloc failed");
1042 	strcpy(temp, val);
1043 	memset(&chanlist, 0, sizeof(chanlist));
1044 	cp = temp;
1045 	for (;;) {
1046 		int first, last, f, c;
1047 
1048 		tp = strchr(cp, ',');
1049 		if (tp != NULL)
1050 			*tp++ = '\0';
1051 		switch (sscanf(cp, "%u-%u", &first, &last)) {
1052 		case 1:
1053 			if (first > IEEE80211_CHAN_MAX)
1054 				errx(-1, "channel %u out of range, max %u",
1055 					first, IEEE80211_CHAN_MAX);
1056 			setbit(chanlist.ic_channels, first);
1057 			break;
1058 		case 2:
1059 			if (first > IEEE80211_CHAN_MAX)
1060 				errx(-1, "channel %u out of range, max %u",
1061 					first, IEEE80211_CHAN_MAX);
1062 			if (last > IEEE80211_CHAN_MAX)
1063 				errx(-1, "channel %u out of range, max %u",
1064 					last, IEEE80211_CHAN_MAX);
1065 			if (first > last)
1066 				errx(-1, "void channel range, %u > %u",
1067 					first, last);
1068 			for (f = first; f <= last; f++)
1069 				setbit(chanlist.ic_channels, f);
1070 			break;
1071 		}
1072 		if (tp == NULL)
1073 			break;
1074 		c = *tp;
1075 		while (isspace(c))
1076 			tp++;
1077 		if (!isdigit(c))
1078 			break;
1079 		cp = tp;
1080 	}
1081 	set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist);
1082 }
1083 
1084 static void
1085 set80211bssid(const char *val, int d, int s, const struct afswtch *rafp)
1086 {
1087 
1088 	if (!isanyarg(val)) {
1089 		char *temp;
1090 		struct sockaddr_dl sdl;
1091 
1092 		temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1093 		if (temp == NULL)
1094 			errx(1, "malloc failed");
1095 		temp[0] = ':';
1096 		strcpy(temp + 1, val);
1097 		sdl.sdl_len = sizeof(sdl);
1098 		link_addr(temp, &sdl);
1099 		free(temp);
1100 		if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1101 			errx(1, "malformed link-level address");
1102 		set80211(s, IEEE80211_IOC_BSSID, 0,
1103 			IEEE80211_ADDR_LEN, LLADDR(&sdl));
1104 	} else {
1105 		uint8_t zerobssid[IEEE80211_ADDR_LEN];
1106 		memset(zerobssid, 0, sizeof(zerobssid));
1107 		set80211(s, IEEE80211_IOC_BSSID, 0,
1108 			IEEE80211_ADDR_LEN, zerobssid);
1109 	}
1110 }
1111 
1112 static int
1113 getac(const char *ac)
1114 {
1115 	if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0)
1116 		return WME_AC_BE;
1117 	if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0)
1118 		return WME_AC_BK;
1119 	if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0)
1120 		return WME_AC_VI;
1121 	if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0)
1122 		return WME_AC_VO;
1123 	errx(1, "unknown wme access class %s", ac);
1124 }
1125 
1126 static
1127 DECL_CMD_FUNC2(set80211cwmin, ac, val)
1128 {
1129 	set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL);
1130 }
1131 
1132 static
1133 DECL_CMD_FUNC2(set80211cwmax, ac, val)
1134 {
1135 	set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL);
1136 }
1137 
1138 static
1139 DECL_CMD_FUNC2(set80211aifs, ac, val)
1140 {
1141 	set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL);
1142 }
1143 
1144 static
1145 DECL_CMD_FUNC2(set80211txoplimit, ac, val)
1146 {
1147 	set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL);
1148 }
1149 
1150 static
1151 DECL_CMD_FUNC(set80211acm, ac, d)
1152 {
1153 	set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL);
1154 }
1155 static
1156 DECL_CMD_FUNC(set80211noacm, ac, d)
1157 {
1158 	set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL);
1159 }
1160 
1161 static
1162 DECL_CMD_FUNC(set80211ackpolicy, ac, d)
1163 {
1164 	set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL);
1165 }
1166 static
1167 DECL_CMD_FUNC(set80211noackpolicy, ac, d)
1168 {
1169 	set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL);
1170 }
1171 
1172 static
1173 DECL_CMD_FUNC2(set80211bsscwmin, ac, val)
1174 {
1175 	set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val),
1176 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1177 }
1178 
1179 static
1180 DECL_CMD_FUNC2(set80211bsscwmax, ac, val)
1181 {
1182 	set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val),
1183 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1184 }
1185 
1186 static
1187 DECL_CMD_FUNC2(set80211bssaifs, ac, val)
1188 {
1189 	set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val),
1190 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1191 }
1192 
1193 static
1194 DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val)
1195 {
1196 	set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val),
1197 		getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1198 }
1199 
1200 static
1201 DECL_CMD_FUNC(set80211dtimperiod, val, d)
1202 {
1203 	set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL);
1204 }
1205 
1206 static
1207 DECL_CMD_FUNC(set80211bintval, val, d)
1208 {
1209 	set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL);
1210 }
1211 
1212 static void
1213 set80211macmac(int s, int op, const char *val)
1214 {
1215 	char *temp;
1216 	struct sockaddr_dl sdl;
1217 
1218 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1219 	if (temp == NULL)
1220 		errx(1, "malloc failed");
1221 	temp[0] = ':';
1222 	strcpy(temp + 1, val);
1223 	sdl.sdl_len = sizeof(sdl);
1224 	link_addr(temp, &sdl);
1225 	free(temp);
1226 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1227 		errx(1, "malformed link-level address");
1228 	set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl));
1229 }
1230 
1231 static
1232 DECL_CMD_FUNC(set80211addmac, val, d)
1233 {
1234 	set80211macmac(s, IEEE80211_IOC_ADDMAC, val);
1235 }
1236 
1237 static
1238 DECL_CMD_FUNC(set80211delmac, val, d)
1239 {
1240 	set80211macmac(s, IEEE80211_IOC_DELMAC, val);
1241 }
1242 
1243 static
1244 DECL_CMD_FUNC(set80211kickmac, val, d)
1245 {
1246 	char *temp;
1247 	struct sockaddr_dl sdl;
1248 	struct ieee80211req_mlme mlme;
1249 
1250 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1251 	if (temp == NULL)
1252 		errx(1, "malloc failed");
1253 	temp[0] = ':';
1254 	strcpy(temp + 1, val);
1255 	sdl.sdl_len = sizeof(sdl);
1256 	link_addr(temp, &sdl);
1257 	free(temp);
1258 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1259 		errx(1, "malformed link-level address");
1260 	memset(&mlme, 0, sizeof(mlme));
1261 	mlme.im_op = IEEE80211_MLME_DEAUTH;
1262 	mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE;
1263 	memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN);
1264 	set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme);
1265 }
1266 
1267 static
1268 DECL_CMD_FUNC(set80211maccmd, val, d)
1269 {
1270 	set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL);
1271 }
1272 
1273 static void
1274 set80211meshrtmac(int s, int req, const char *val)
1275 {
1276 	char *temp;
1277 	struct sockaddr_dl sdl;
1278 
1279 	temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1280 	if (temp == NULL)
1281 		errx(1, "malloc failed");
1282 	temp[0] = ':';
1283 	strcpy(temp + 1, val);
1284 	sdl.sdl_len = sizeof(sdl);
1285 	link_addr(temp, &sdl);
1286 	free(temp);
1287 	if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1288 		errx(1, "malformed link-level address");
1289 	set80211(s, IEEE80211_IOC_MESH_RTCMD, req,
1290 	    IEEE80211_ADDR_LEN, LLADDR(&sdl));
1291 }
1292 
1293 static
1294 DECL_CMD_FUNC(set80211addmeshrt, val, d)
1295 {
1296 	set80211meshrtmac(s, IEEE80211_MESH_RTCMD_ADD, val);
1297 }
1298 
1299 static
1300 DECL_CMD_FUNC(set80211delmeshrt, val, d)
1301 {
1302 	set80211meshrtmac(s, IEEE80211_MESH_RTCMD_DELETE, val);
1303 }
1304 
1305 static
1306 DECL_CMD_FUNC(set80211meshrtcmd, val, d)
1307 {
1308 	set80211(s, IEEE80211_IOC_MESH_RTCMD, d, 0, NULL);
1309 }
1310 
1311 static
1312 DECL_CMD_FUNC(set80211hwmprootmode, val, d)
1313 {
1314 	int mode;
1315 
1316 	if (strcasecmp(val, "normal") == 0)
1317 		mode = IEEE80211_HWMP_ROOTMODE_NORMAL;
1318 	else if (strcasecmp(val, "proactive") == 0)
1319 		mode = IEEE80211_HWMP_ROOTMODE_PROACTIVE;
1320 	else if (strcasecmp(val, "rann") == 0)
1321 		mode = IEEE80211_HWMP_ROOTMODE_RANN;
1322 	else
1323 		mode = IEEE80211_HWMP_ROOTMODE_DISABLED;
1324 	set80211(s, IEEE80211_IOC_HWMP_ROOTMODE, mode, 0, NULL);
1325 }
1326 
1327 static
1328 DECL_CMD_FUNC(set80211hwmpmaxhops, val, d)
1329 {
1330 	set80211(s, IEEE80211_IOC_HWMP_MAXHOPS, atoi(val), 0, NULL);
1331 }
1332 
1333 static void
1334 set80211pureg(const char *val, int d, int s, const struct afswtch *rafp)
1335 {
1336 	set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL);
1337 }
1338 
1339 static void
1340 set80211quiet(const char *val, int d, int s, const struct afswtch *rafp)
1341 {
1342 	set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL);
1343 }
1344 
1345 static
1346 DECL_CMD_FUNC(set80211quietperiod, val, d)
1347 {
1348 	set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL);
1349 }
1350 
1351 static
1352 DECL_CMD_FUNC(set80211quietcount, val, d)
1353 {
1354 	set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL);
1355 }
1356 
1357 static
1358 DECL_CMD_FUNC(set80211quietduration, val, d)
1359 {
1360 	set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL);
1361 }
1362 
1363 static
1364 DECL_CMD_FUNC(set80211quietoffset, val, d)
1365 {
1366 	set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL);
1367 }
1368 
1369 static void
1370 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1371 {
1372 	set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1373 }
1374 
1375 static
1376 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1377 {
1378 	set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1379 }
1380 
1381 static
1382 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1383 {
1384 	set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1385 }
1386 
1387 static
1388 DECL_CMD_FUNC(set80211scanvalid, val, d)
1389 {
1390 	set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1391 }
1392 
1393 /*
1394  * Parse an optional trailing specification of which netbands
1395  * to apply a parameter to.  This is basically the same syntax
1396  * as used for channels but you can concatenate to specify
1397  * multiple.  For example:
1398  *	14:abg		apply to 11a, 11b, and 11g
1399  *	6:ht		apply to 11na and 11ng
1400  * We don't make a big effort to catch silly things; this is
1401  * really a convenience mechanism.
1402  */
1403 static int
1404 getmodeflags(const char *val)
1405 {
1406 	const char *cp;
1407 	int flags;
1408 
1409 	flags = 0;
1410 
1411 	cp = strchr(val, ':');
1412 	if (cp != NULL) {
1413 		for (cp++; isalpha((int) *cp); cp++) {
1414 			/* accept mixed case */
1415 			int c = *cp;
1416 			if (isupper(c))
1417 				c = tolower(c);
1418 			switch (c) {
1419 			case 'a':		/* 802.11a */
1420 				flags |= IEEE80211_CHAN_A;
1421 				break;
1422 			case 'b':		/* 802.11b */
1423 				flags |= IEEE80211_CHAN_B;
1424 				break;
1425 			case 'g':		/* 802.11g */
1426 				flags |= IEEE80211_CHAN_G;
1427 				break;
1428 			case 'n':		/* 802.11n */
1429 				flags |= IEEE80211_CHAN_HT;
1430 				break;
1431 			case 'd':		/* dt = Atheros Dynamic Turbo */
1432 				flags |= IEEE80211_CHAN_TURBO;
1433 				break;
1434 			case 't':		/* ht, dt, st, t */
1435 				/* dt and unadorned t specify Dynamic Turbo */
1436 				if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1437 					flags |= IEEE80211_CHAN_TURBO;
1438 				break;
1439 			case 's':		/* st = Atheros Static Turbo */
1440 				flags |= IEEE80211_CHAN_STURBO;
1441 				break;
1442 			case 'h':		/* 1/2-width channels */
1443 				flags |= IEEE80211_CHAN_HALF;
1444 				break;
1445 			case 'q':		/* 1/4-width channels */
1446 				flags |= IEEE80211_CHAN_QUARTER;
1447 				break;
1448 			default:
1449 				errx(-1, "%s: Invalid mode attribute %c\n",
1450 				    val, *cp);
1451 			}
1452 		}
1453 	}
1454 	return flags;
1455 }
1456 
1457 #define	IEEE80211_CHAN_HTA	(IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1458 #define	IEEE80211_CHAN_HTG	(IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1459 
1460 #define	_APPLY(_flags, _base, _param, _v) do {				\
1461     if (_flags & IEEE80211_CHAN_HT) {					\
1462 	    if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1463 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1464 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1465 	    } else if (_flags & IEEE80211_CHAN_5GHZ)			\
1466 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1467 	    else							\
1468 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1469     }									\
1470     if (_flags & IEEE80211_CHAN_TURBO) {				\
1471 	    if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1472 		    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;	\
1473 		    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;	\
1474 	    } else if (_flags & IEEE80211_CHAN_5GHZ)			\
1475 		    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;	\
1476 	    else							\
1477 		    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;	\
1478     }									\
1479     if (_flags & IEEE80211_CHAN_STURBO)					\
1480 	    _base.params[IEEE80211_MODE_STURBO_A]._param = _v;		\
1481     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)		\
1482 	    _base.params[IEEE80211_MODE_11A]._param = _v;		\
1483     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)		\
1484 	    _base.params[IEEE80211_MODE_11G]._param = _v;		\
1485     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)		\
1486 	    _base.params[IEEE80211_MODE_11B]._param = _v;		\
1487     if (_flags & IEEE80211_CHAN_HALF)					\
1488 	    _base.params[IEEE80211_MODE_HALF]._param = _v;		\
1489     if (_flags & IEEE80211_CHAN_QUARTER)				\
1490 	    _base.params[IEEE80211_MODE_QUARTER]._param = _v;		\
1491 } while (0)
1492 #define	_APPLY1(_flags, _base, _param, _v) do {				\
1493     if (_flags & IEEE80211_CHAN_HT) {					\
1494 	    if (_flags & IEEE80211_CHAN_5GHZ)				\
1495 		    _base.params[IEEE80211_MODE_11NA]._param = _v;	\
1496 	    else							\
1497 		    _base.params[IEEE80211_MODE_11NG]._param = _v;	\
1498     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)	\
1499 	    _base.params[IEEE80211_MODE_TURBO_A]._param = _v;		\
1500     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)	\
1501 	    _base.params[IEEE80211_MODE_TURBO_G]._param = _v;		\
1502     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)		\
1503 	    _base.params[IEEE80211_MODE_STURBO_A]._param = _v;		\
1504     else if (_flags & IEEE80211_CHAN_HALF)				\
1505 	    _base.params[IEEE80211_MODE_HALF]._param = _v;		\
1506     else if (_flags & IEEE80211_CHAN_QUARTER)				\
1507 	    _base.params[IEEE80211_MODE_QUARTER]._param = _v;		\
1508     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)		\
1509 	    _base.params[IEEE80211_MODE_11A]._param = _v;		\
1510     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)		\
1511 	    _base.params[IEEE80211_MODE_11G]._param = _v;		\
1512     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)		\
1513 	    _base.params[IEEE80211_MODE_11B]._param = _v;		\
1514 } while (0)
1515 #define	_APPLY_RATE(_flags, _base, _param, _v) do {			\
1516     if (_flags & IEEE80211_CHAN_HT) {					\
1517 	(_v) = (_v / 2) | IEEE80211_RATE_MCS;				\
1518     }									\
1519     _APPLY(_flags, _base, _param, _v);					\
1520 } while (0)
1521 #define	_APPLY_RATE1(_flags, _base, _param, _v) do {			\
1522     if (_flags & IEEE80211_CHAN_HT) {					\
1523 	(_v) = (_v / 2) | IEEE80211_RATE_MCS;				\
1524     }									\
1525     _APPLY1(_flags, _base, _param, _v);					\
1526 } while (0)
1527 
1528 static
1529 DECL_CMD_FUNC(set80211roamrssi, val, d)
1530 {
1531 	double v = atof(val);
1532 	int rssi, flags;
1533 
1534 	rssi = (int) (2*v);
1535 	if (rssi != 2*v)
1536 		errx(-1, "invalid rssi (must be .5 dBm units)");
1537 	flags = getmodeflags(val);
1538 	getroam(s);
1539 	if (flags == 0) {		/* NB: no flags => current channel */
1540 		flags = getcurchan(s)->ic_flags;
1541 		_APPLY1(flags, roamparams, rssi, rssi);
1542 	} else
1543 		_APPLY(flags, roamparams, rssi, rssi);
1544 	callback_register(setroam_cb, &roamparams);
1545 }
1546 
1547 static int
1548 getrate(const char *val, const char *tag)
1549 {
1550 	double v = atof(val);
1551 	int rate;
1552 
1553 	rate = (int) (2*v);
1554 	if (rate != 2*v)
1555 		errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1556 	return rate;		/* NB: returns 2x the specified value */
1557 }
1558 
1559 static
1560 DECL_CMD_FUNC(set80211roamrate, val, d)
1561 {
1562 	int rate, flags;
1563 
1564 	rate = getrate(val, "roam");
1565 	flags = getmodeflags(val);
1566 	getroam(s);
1567 	if (flags == 0) {		/* NB: no flags => current channel */
1568 		flags = getcurchan(s)->ic_flags;
1569 		_APPLY_RATE1(flags, roamparams, rate, rate);
1570 	} else
1571 		_APPLY_RATE(flags, roamparams, rate, rate);
1572 	callback_register(setroam_cb, &roamparams);
1573 }
1574 
1575 static
1576 DECL_CMD_FUNC(set80211mcastrate, val, d)
1577 {
1578 	int rate, flags;
1579 
1580 	rate = getrate(val, "mcast");
1581 	flags = getmodeflags(val);
1582 	gettxparams(s);
1583 	if (flags == 0) {		/* NB: no flags => current channel */
1584 		flags = getcurchan(s)->ic_flags;
1585 		_APPLY_RATE1(flags, txparams, mcastrate, rate);
1586 	} else
1587 		_APPLY_RATE(flags, txparams, mcastrate, rate);
1588 	callback_register(settxparams_cb, &txparams);
1589 }
1590 
1591 static
1592 DECL_CMD_FUNC(set80211mgtrate, val, d)
1593 {
1594 	int rate, flags;
1595 
1596 	rate = getrate(val, "mgmt");
1597 	flags = getmodeflags(val);
1598 	gettxparams(s);
1599 	if (flags == 0) {		/* NB: no flags => current channel */
1600 		flags = getcurchan(s)->ic_flags;
1601 		_APPLY_RATE1(flags, txparams, mgmtrate, rate);
1602 	} else
1603 		_APPLY_RATE(flags, txparams, mgmtrate, rate);
1604 	callback_register(settxparams_cb, &txparams);
1605 }
1606 
1607 static
1608 DECL_CMD_FUNC(set80211ucastrate, val, d)
1609 {
1610 	int flags;
1611 
1612 	gettxparams(s);
1613 	flags = getmodeflags(val);
1614 	if (isanyarg(val)) {
1615 		if (flags == 0) {	/* NB: no flags => current channel */
1616 			flags = getcurchan(s)->ic_flags;
1617 			_APPLY1(flags, txparams, ucastrate,
1618 			    IEEE80211_FIXED_RATE_NONE);
1619 		} else
1620 			_APPLY(flags, txparams, ucastrate,
1621 			    IEEE80211_FIXED_RATE_NONE);
1622 	} else {
1623 		int rate = getrate(val, "ucast");
1624 		if (flags == 0) {	/* NB: no flags => current channel */
1625 			flags = getcurchan(s)->ic_flags;
1626 			_APPLY_RATE1(flags, txparams, ucastrate, rate);
1627 		} else
1628 			_APPLY_RATE(flags, txparams, ucastrate, rate);
1629 	}
1630 	callback_register(settxparams_cb, &txparams);
1631 }
1632 
1633 static
1634 DECL_CMD_FUNC(set80211maxretry, val, d)
1635 {
1636 	int v = atoi(val), flags;
1637 
1638 	flags = getmodeflags(val);
1639 	gettxparams(s);
1640 	if (flags == 0) {		/* NB: no flags => current channel */
1641 		flags = getcurchan(s)->ic_flags;
1642 		_APPLY1(flags, txparams, maxretry, v);
1643 	} else
1644 		_APPLY(flags, txparams, maxretry, v);
1645 	callback_register(settxparams_cb, &txparams);
1646 }
1647 #undef _APPLY_RATE
1648 #undef _APPLY
1649 #undef IEEE80211_CHAN_HTA
1650 #undef IEEE80211_CHAN_HTG
1651 
1652 static
1653 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1654 {
1655 	set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1656 		isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1657 }
1658 
1659 static
1660 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1661 {
1662 	set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1663 		isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1664 }
1665 
1666 static void
1667 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1668 {
1669 	set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1670 }
1671 
1672 static void
1673 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1674 {
1675 	set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1676 }
1677 
1678 static void
1679 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1680 {
1681 	set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1682 }
1683 
1684 static void
1685 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1686 {
1687 	set80211(s, IEEE80211_IOC_SHORTGI,
1688 		d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1689 		0, NULL);
1690 }
1691 
1692 static void
1693 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1694 {
1695 	int ampdu;
1696 
1697 	if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1698 		errx(-1, "cannot get AMPDU setting");
1699 	if (d < 0) {
1700 		d = -d;
1701 		ampdu &= ~d;
1702 	} else
1703 		ampdu |= d;
1704 	set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1705 }
1706 
1707 static
1708 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1709 {
1710 	int v;
1711 
1712 	switch (atoi(val)) {
1713 	case 8:
1714 	case 8*1024:
1715 		v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1716 		break;
1717 	case 16:
1718 	case 16*1024:
1719 		v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1720 		break;
1721 	case 32:
1722 	case 32*1024:
1723 		v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1724 		break;
1725 	case 64:
1726 	case 64*1024:
1727 		v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1728 		break;
1729 	default:
1730 		errx(-1, "invalid A-MPDU limit %s", val);
1731 	}
1732 	set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1733 }
1734 
1735 static
1736 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1737 {
1738 	int v;
1739 
1740 	if (isanyarg(val) || strcasecmp(val, "na") == 0)
1741 		v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1742 	else switch ((int)(atof(val)*4)) {
1743 	case 0:
1744 		v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1745 		break;
1746 	case 1:
1747 		v = IEEE80211_HTCAP_MPDUDENSITY_025;
1748 		break;
1749 	case 2:
1750 		v = IEEE80211_HTCAP_MPDUDENSITY_05;
1751 		break;
1752 	case 4:
1753 		v = IEEE80211_HTCAP_MPDUDENSITY_1;
1754 		break;
1755 	case 8:
1756 		v = IEEE80211_HTCAP_MPDUDENSITY_2;
1757 		break;
1758 	case 16:
1759 		v = IEEE80211_HTCAP_MPDUDENSITY_4;
1760 		break;
1761 	case 32:
1762 		v = IEEE80211_HTCAP_MPDUDENSITY_8;
1763 		break;
1764 	case 64:
1765 		v = IEEE80211_HTCAP_MPDUDENSITY_16;
1766 		break;
1767 	default:
1768 		errx(-1, "invalid A-MPDU density %s", val);
1769 	}
1770 	set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1771 }
1772 
1773 static void
1774 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1775 {
1776 	int amsdu;
1777 
1778 	if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1779 		err(-1, "cannot get AMSDU setting");
1780 	if (d < 0) {
1781 		d = -d;
1782 		amsdu &= ~d;
1783 	} else
1784 		amsdu |= d;
1785 	set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1786 }
1787 
1788 static
1789 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1790 {
1791 	set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1792 }
1793 
1794 static void
1795 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1796 {
1797 	set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1798 }
1799 
1800 static void
1801 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1802 {
1803 	set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1804 }
1805 
1806 static void
1807 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1808 {
1809 	set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1810 	htconf = d;
1811 }
1812 
1813 static void
1814 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1815 {
1816 	set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1817 }
1818 
1819 static void
1820 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1821 {
1822 	set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1823 }
1824 
1825 static void
1826 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1827 {
1828 	set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1829 }
1830 
1831 static void
1832 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1833 {
1834 	set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1835 }
1836 
1837 static void
1838 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1839 {
1840 	set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1841 }
1842 
1843 static void
1844 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1845 {
1846 	set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1847 }
1848 
1849 static
1850 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1851 {
1852 	set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1853 }
1854 
1855 static
1856 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1857 {
1858 	set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1859 }
1860 
1861 static
1862 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1863 {
1864 	set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1865 }
1866 
1867 static
1868 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1869 {
1870 	set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1871 }
1872 
1873 static
1874 DECL_CMD_FUNC(set80211meshttl, val, d)
1875 {
1876 	set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1877 }
1878 
1879 static
1880 DECL_CMD_FUNC(set80211meshforward, val, d)
1881 {
1882 	set80211(s, IEEE80211_IOC_MESH_FWRD, atoi(val), 0, NULL);
1883 }
1884 
1885 static
1886 DECL_CMD_FUNC(set80211meshpeering, val, d)
1887 {
1888 	set80211(s, IEEE80211_IOC_MESH_AP, atoi(val), 0, NULL);
1889 }
1890 
1891 static
1892 DECL_CMD_FUNC(set80211meshmetric, val, d)
1893 {
1894 	char v[12];
1895 
1896 	memcpy(v, val, sizeof(v));
1897 	set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1898 }
1899 
1900 static
1901 DECL_CMD_FUNC(set80211meshpath, val, d)
1902 {
1903 	char v[12];
1904 
1905 	memcpy(v, val, sizeof(v));
1906 	set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1907 }
1908 
1909 static int
1910 regdomain_sort(const void *a, const void *b)
1911 {
1912 #define	CHAN_ALL \
1913 	(IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1914 	const struct ieee80211_channel *ca = a;
1915 	const struct ieee80211_channel *cb = b;
1916 
1917 	return ca->ic_freq == cb->ic_freq ?
1918 	    (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1919 	    ca->ic_freq - cb->ic_freq;
1920 #undef CHAN_ALL
1921 }
1922 
1923 static const struct ieee80211_channel *
1924 chanlookup(const struct ieee80211_channel chans[], int nchans,
1925 	int freq, int flags)
1926 {
1927 	int i;
1928 
1929 	flags &= IEEE80211_CHAN_ALLTURBO;
1930 	for (i = 0; i < nchans; i++) {
1931 		const struct ieee80211_channel *c = &chans[i];
1932 		if (c->ic_freq == freq &&
1933 		    (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1934 			return c;
1935 	}
1936 	return NULL;
1937 }
1938 
1939 static int
1940 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1941 {
1942 	int i;
1943 
1944 	for (i = 0; i < nchans; i++) {
1945 		const struct ieee80211_channel *c = &chans[i];
1946 		if ((c->ic_flags & flags) == flags)
1947 			return 1;
1948 	}
1949 	return 0;
1950 }
1951 
1952 /*
1953  * Check channel compatibility.
1954  */
1955 static int
1956 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1957 {
1958 	flags &= ~REQ_FLAGS;
1959 	/*
1960 	 * Check if exact channel is in the calibration table;
1961 	 * everything below is to deal with channels that we
1962 	 * want to include but that are not explicitly listed.
1963 	 */
1964 	if (flags & IEEE80211_CHAN_HT40) {
1965 		/* NB: we use an HT40 channel center that matches HT20 */
1966 		flags = (flags &~ IEEE80211_CHAN_HT40) | IEEE80211_CHAN_HT20;
1967 	}
1968 	if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1969 		return 1;
1970 	if (flags & IEEE80211_CHAN_GSM) {
1971 		/*
1972 		 * XXX GSM frequency mapping is handled in the kernel
1973 		 * so we cannot find them in the calibration table;
1974 		 * just accept the channel and the kernel will reject
1975 		 * the channel list if it's wrong.
1976 		 */
1977 		return 1;
1978 	}
1979 	/*
1980 	 * If this is a 1/2 or 1/4 width channel allow it if a full
1981 	 * width channel is present for this frequency, and the device
1982 	 * supports fractional channels on this band.  This is a hack
1983 	 * that avoids bloating the calibration table; it may be better
1984 	 * by per-band attributes though (we are effectively calculating
1985 	 * this attribute by scanning the channel list ourself).
1986 	 */
1987 	if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
1988 		return 0;
1989 	if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
1990 	    flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
1991 		return 0;
1992 	if (flags & IEEE80211_CHAN_HALF) {
1993 		return chanfind(avail->ic_chans, avail->ic_nchans,
1994 		    IEEE80211_CHAN_HALF |
1995 		       (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
1996 	} else {
1997 		return chanfind(avail->ic_chans, avail->ic_nchans,
1998 		    IEEE80211_CHAN_QUARTER |
1999 			(flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2000 	}
2001 }
2002 
2003 static void
2004 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2005 	const netband_head *bands,
2006 	const struct ieee80211_regdomain *reg,
2007 	uint32_t chanFlags,
2008 	const struct ieee80211req_chaninfo *avail)
2009 {
2010 	const struct netband *nb;
2011 	const struct freqband *b;
2012 	struct ieee80211_channel *c, *prev;
2013 	int freq, hi_adj, lo_adj, channelSep;
2014 	uint32_t flags;
2015 
2016 	hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2017 	lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2018 	channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2019 	LIST_FOREACH(nb, bands, next) {
2020 		b = nb->band;
2021 		if (verbose) {
2022 			printf("%s:", __func__);
2023 			printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2024 			printb(" bandFlags", nb->flags | b->flags,
2025 			    IEEE80211_CHAN_BITS);
2026 			putchar('\n');
2027 		}
2028 		prev = NULL;
2029 		for (freq = b->freqStart + lo_adj;
2030 		     freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2031 			/*
2032 			 * Construct flags for the new channel.  We take
2033 			 * the attributes from the band descriptions except
2034 			 * for HT40 which is enabled generically (i.e. +/-
2035 			 * extension channel) in the band description and
2036 			 * then constrained according by channel separation.
2037 			 */
2038 			flags = nb->flags | b->flags;
2039 			if (flags & IEEE80211_CHAN_HT) {
2040 				/*
2041 				 * HT channels are generated specially; we're
2042 				 * called to add HT20, HT40+, and HT40- chan's
2043 				 * so we need to expand only band specs for
2044 				 * the HT channel type being added.
2045 				 */
2046 				if ((chanFlags & IEEE80211_CHAN_HT20) &&
2047 				    (flags & IEEE80211_CHAN_HT20) == 0) {
2048 					if (verbose)
2049 						printf("%u: skip, not an "
2050 						    "HT20 channel\n", freq);
2051 					continue;
2052 				}
2053 				if ((chanFlags & IEEE80211_CHAN_HT40) &&
2054 				    (flags & IEEE80211_CHAN_HT40) == 0) {
2055 					if (verbose)
2056 						printf("%u: skip, not an "
2057 						    "HT40 channel\n", freq);
2058 					continue;
2059 				}
2060 				/* NB: HT attribute comes from caller */
2061 				flags &= ~IEEE80211_CHAN_HT;
2062 				flags |= chanFlags & IEEE80211_CHAN_HT;
2063 			}
2064 			/*
2065 			 * Check if device can operate on this frequency.
2066 			 */
2067 			if (!checkchan(avail, freq, flags)) {
2068 				if (verbose) {
2069 					printf("%u: skip, ", freq);
2070 					printb("flags", flags,
2071 					    IEEE80211_CHAN_BITS);
2072 					printf(" not available\n");
2073 				}
2074 				continue;
2075 			}
2076 			if ((flags & REQ_ECM) && !reg->ecm) {
2077 				if (verbose)
2078 					printf("%u: skip, ECM channel\n", freq);
2079 				continue;
2080 			}
2081 			if ((flags & REQ_INDOOR) && reg->location == 'O') {
2082 				if (verbose)
2083 					printf("%u: skip, indoor channel\n",
2084 					    freq);
2085 				continue;
2086 			}
2087 			if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2088 				if (verbose)
2089 					printf("%u: skip, outdoor channel\n",
2090 					    freq);
2091 				continue;
2092 			}
2093 			if ((flags & IEEE80211_CHAN_HT40) &&
2094 			    prev != NULL && (freq - prev->ic_freq) < channelSep) {
2095 				if (verbose)
2096 					printf("%u: skip, only %u channel "
2097 					    "separation, need %d\n", freq,
2098 					    freq - prev->ic_freq, channelSep);
2099 				continue;
2100 			}
2101 			if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2102 				if (verbose)
2103 					printf("%u: skip, channel table full\n",
2104 					    freq);
2105 				break;
2106 			}
2107 			c = &ci->ic_chans[ci->ic_nchans++];
2108 			memset(c, 0, sizeof(*c));
2109 			c->ic_freq = freq;
2110 			c->ic_flags = flags;
2111 			if (c->ic_flags & IEEE80211_CHAN_DFS)
2112 				c->ic_maxregpower = nb->maxPowerDFS;
2113 			else
2114 				c->ic_maxregpower = nb->maxPower;
2115 			if (verbose) {
2116 				printf("[%3d] add freq %u ",
2117 				    ci->ic_nchans-1, c->ic_freq);
2118 				printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2119 				printf(" power %u\n", c->ic_maxregpower);
2120 			}
2121 			/* NB: kernel fills in other fields */
2122 			prev = c;
2123 		}
2124 	}
2125 }
2126 
2127 static void
2128 regdomain_makechannels(
2129 	struct ieee80211_regdomain_req *req,
2130 	const struct ieee80211_devcaps_req *dc)
2131 {
2132 	struct regdata *rdp = getregdata();
2133 	const struct country *cc;
2134 	const struct ieee80211_regdomain *reg = &req->rd;
2135 	struct ieee80211req_chaninfo *ci = &req->chaninfo;
2136 	const struct regdomain *rd;
2137 
2138 	/*
2139 	 * Locate construction table for new channel list.  We treat
2140 	 * the regdomain/SKU as definitive so a country can be in
2141 	 * multiple with different properties (e.g. US in FCC+FCC3).
2142 	 * If no regdomain is specified then we fallback on the country
2143 	 * code to find the associated regdomain since countries always
2144 	 * belong to at least one regdomain.
2145 	 */
2146 	if (reg->regdomain == 0) {
2147 		cc = lib80211_country_findbycc(rdp, reg->country);
2148 		if (cc == NULL)
2149 			errx(1, "internal error, country %d not found",
2150 			    reg->country);
2151 		rd = cc->rd;
2152 	} else
2153 		rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2154 	if (rd == NULL)
2155 		errx(1, "internal error, regdomain %d not found",
2156 			    reg->regdomain);
2157 	if (rd->sku != SKU_DEBUG) {
2158 		/*
2159 		 * regdomain_addchans incrememnts the channel count for
2160 		 * each channel it adds so initialize ic_nchans to zero.
2161 		 * Note that we know we have enough space to hold all possible
2162 		 * channels because the devcaps list size was used to
2163 		 * allocate our request.
2164 		 */
2165 		ci->ic_nchans = 0;
2166 		if (!LIST_EMPTY(&rd->bands_11b))
2167 			regdomain_addchans(ci, &rd->bands_11b, reg,
2168 			    IEEE80211_CHAN_B, &dc->dc_chaninfo);
2169 		if (!LIST_EMPTY(&rd->bands_11g))
2170 			regdomain_addchans(ci, &rd->bands_11g, reg,
2171 			    IEEE80211_CHAN_G, &dc->dc_chaninfo);
2172 		if (!LIST_EMPTY(&rd->bands_11a))
2173 			regdomain_addchans(ci, &rd->bands_11a, reg,
2174 			    IEEE80211_CHAN_A, &dc->dc_chaninfo);
2175 		if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2176 			regdomain_addchans(ci, &rd->bands_11na, reg,
2177 			    IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2178 			    &dc->dc_chaninfo);
2179 			if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2180 				regdomain_addchans(ci, &rd->bands_11na, reg,
2181 				    IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2182 				    &dc->dc_chaninfo);
2183 				regdomain_addchans(ci, &rd->bands_11na, reg,
2184 				    IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2185 				    &dc->dc_chaninfo);
2186 			}
2187 		}
2188 		if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2189 			regdomain_addchans(ci, &rd->bands_11ng, reg,
2190 			    IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2191 			    &dc->dc_chaninfo);
2192 			if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2193 				regdomain_addchans(ci, &rd->bands_11ng, reg,
2194 				    IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2195 				    &dc->dc_chaninfo);
2196 				regdomain_addchans(ci, &rd->bands_11ng, reg,
2197 				    IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2198 				    &dc->dc_chaninfo);
2199 			}
2200 		}
2201 		qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2202 		    regdomain_sort);
2203 	} else
2204 		memcpy(ci, &dc->dc_chaninfo,
2205 		    IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2206 }
2207 
2208 static void
2209 list_countries(void)
2210 {
2211 	struct regdata *rdp = getregdata();
2212 	const struct country *cp;
2213 	const struct regdomain *dp;
2214 	int i;
2215 
2216 	i = 0;
2217 	printf("\nCountry codes:\n");
2218 	LIST_FOREACH(cp, &rdp->countries, next) {
2219 		printf("%2s %-15.15s%s", cp->isoname,
2220 		    cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2221 		i++;
2222 	}
2223 	i = 0;
2224 	printf("\nRegulatory domains:\n");
2225 	LIST_FOREACH(dp, &rdp->domains, next) {
2226 		printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2227 		i++;
2228 	}
2229 	printf("\n");
2230 }
2231 
2232 static void
2233 defaultcountry(const struct regdomain *rd)
2234 {
2235 	struct regdata *rdp = getregdata();
2236 	const struct country *cc;
2237 
2238 	cc = lib80211_country_findbycc(rdp, rd->cc->code);
2239 	if (cc == NULL)
2240 		errx(1, "internal error, ISO country code %d not "
2241 		    "defined for regdomain %s", rd->cc->code, rd->name);
2242 	regdomain.country = cc->code;
2243 	regdomain.isocc[0] = cc->isoname[0];
2244 	regdomain.isocc[1] = cc->isoname[1];
2245 }
2246 
2247 static
2248 DECL_CMD_FUNC(set80211regdomain, val, d)
2249 {
2250 	struct regdata *rdp = getregdata();
2251 	const struct regdomain *rd;
2252 
2253 	rd = lib80211_regdomain_findbyname(rdp, val);
2254 	if (rd == NULL) {
2255 		char *eptr;
2256 		long sku = strtol(val, &eptr, 0);
2257 
2258 		if (eptr != val)
2259 			rd = lib80211_regdomain_findbysku(rdp, sku);
2260 		if (eptr == val || rd == NULL)
2261 			errx(1, "unknown regdomain %s", val);
2262 	}
2263 	getregdomain(s);
2264 	regdomain.regdomain = rd->sku;
2265 	if (regdomain.country == 0 && rd->cc != NULL) {
2266 		/*
2267 		 * No country code setup and there's a default
2268 		 * one for this regdomain fill it in.
2269 		 */
2270 		defaultcountry(rd);
2271 	}
2272 	callback_register(setregdomain_cb, &regdomain);
2273 }
2274 
2275 static
2276 DECL_CMD_FUNC(set80211country, val, d)
2277 {
2278 	struct regdata *rdp = getregdata();
2279 	const struct country *cc;
2280 
2281 	cc = lib80211_country_findbyname(rdp, val);
2282 	if (cc == NULL) {
2283 		char *eptr;
2284 		long code = strtol(val, &eptr, 0);
2285 
2286 		if (eptr != val)
2287 			cc = lib80211_country_findbycc(rdp, code);
2288 		if (eptr == val || cc == NULL)
2289 			errx(1, "unknown ISO country code %s", val);
2290 	}
2291 	getregdomain(s);
2292 	regdomain.regdomain = cc->rd->sku;
2293 	regdomain.country = cc->code;
2294 	regdomain.isocc[0] = cc->isoname[0];
2295 	regdomain.isocc[1] = cc->isoname[1];
2296 	callback_register(setregdomain_cb, &regdomain);
2297 }
2298 
2299 static void
2300 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2301 {
2302 	getregdomain(s);
2303 	regdomain.location = d;
2304 	callback_register(setregdomain_cb, &regdomain);
2305 }
2306 
2307 static void
2308 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2309 {
2310 	getregdomain(s);
2311 	regdomain.ecm = d;
2312 	callback_register(setregdomain_cb, &regdomain);
2313 }
2314 
2315 static void
2316 LINE_INIT(char c)
2317 {
2318 	spacer = c;
2319 	if (c == '\t')
2320 		col = 8;
2321 	else
2322 		col = 1;
2323 }
2324 
2325 static void
2326 LINE_BREAK(void)
2327 {
2328 	if (spacer != '\t') {
2329 		printf("\n");
2330 		spacer = '\t';
2331 	}
2332 	col = 8;		/* 8-col tab */
2333 }
2334 
2335 static void
2336 LINE_CHECK(const char *fmt, ...)
2337 {
2338 	char buf[80];
2339 	va_list ap;
2340 	int n;
2341 
2342 	va_start(ap, fmt);
2343 	n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2344 	va_end(ap);
2345 	col += 1+n;
2346 	if (col > MAXCOL) {
2347 		LINE_BREAK();
2348 		col += n;
2349 	}
2350 	buf[0] = spacer;
2351 	printf("%s", buf);
2352 	spacer = ' ';
2353 }
2354 
2355 static int
2356 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2357 {
2358 	int i, maxrate = -1;
2359 
2360 	for (i = 0; i < nrates; i++) {
2361 		int rate = rates[i] & IEEE80211_RATE_VAL;
2362 		if (rate > maxrate)
2363 			maxrate = rate;
2364 	}
2365 	return maxrate / 2;
2366 }
2367 
2368 static const char *
2369 getcaps(int capinfo)
2370 {
2371 	static char capstring[32];
2372 	char *cp = capstring;
2373 
2374 	if (capinfo & IEEE80211_CAPINFO_ESS)
2375 		*cp++ = 'E';
2376 	if (capinfo & IEEE80211_CAPINFO_IBSS)
2377 		*cp++ = 'I';
2378 	if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2379 		*cp++ = 'c';
2380 	if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2381 		*cp++ = 'C';
2382 	if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2383 		*cp++ = 'P';
2384 	if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2385 		*cp++ = 'S';
2386 	if (capinfo & IEEE80211_CAPINFO_PBCC)
2387 		*cp++ = 'B';
2388 	if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2389 		*cp++ = 'A';
2390 	if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2391 		*cp++ = 's';
2392 	if (capinfo & IEEE80211_CAPINFO_RSN)
2393 		*cp++ = 'R';
2394 	if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2395 		*cp++ = 'D';
2396 	*cp = '\0';
2397 	return capstring;
2398 }
2399 
2400 static const char *
2401 getflags(int flags)
2402 {
2403 	static char flagstring[32];
2404 	char *cp = flagstring;
2405 
2406 	if (flags & IEEE80211_NODE_AUTH)
2407 		*cp++ = 'A';
2408 	if (flags & IEEE80211_NODE_QOS)
2409 		*cp++ = 'Q';
2410 	if (flags & IEEE80211_NODE_ERP)
2411 		*cp++ = 'E';
2412 	if (flags & IEEE80211_NODE_PWR_MGT)
2413 		*cp++ = 'P';
2414 	if (flags & IEEE80211_NODE_HT) {
2415 		*cp++ = 'H';
2416 		if (flags & IEEE80211_NODE_HTCOMPAT)
2417 			*cp++ = '+';
2418 	}
2419 	if (flags & IEEE80211_NODE_WPS)
2420 		*cp++ = 'W';
2421 	if (flags & IEEE80211_NODE_TSN)
2422 		*cp++ = 'N';
2423 	if (flags & IEEE80211_NODE_AMPDU_TX)
2424 		*cp++ = 'T';
2425 	if (flags & IEEE80211_NODE_AMPDU_RX)
2426 		*cp++ = 'R';
2427 	if (flags & IEEE80211_NODE_MIMO_PS) {
2428 		*cp++ = 'M';
2429 		if (flags & IEEE80211_NODE_MIMO_RTS)
2430 			*cp++ = '+';
2431 	}
2432 	if (flags & IEEE80211_NODE_RIFS)
2433 		*cp++ = 'I';
2434 	if (flags & IEEE80211_NODE_SGI40) {
2435 		*cp++ = 'S';
2436 		if (flags & IEEE80211_NODE_SGI20)
2437 			*cp++ = '+';
2438 	} else if (flags & IEEE80211_NODE_SGI20)
2439 		*cp++ = 's';
2440 	if (flags & IEEE80211_NODE_AMSDU_TX)
2441 		*cp++ = 't';
2442 	if (flags & IEEE80211_NODE_AMSDU_RX)
2443 		*cp++ = 'r';
2444 	*cp = '\0';
2445 	return flagstring;
2446 }
2447 
2448 static void
2449 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2450 {
2451 	printf("%s", tag);
2452 	if (verbose) {
2453 		maxlen -= strlen(tag)+2;
2454 		if (2*ielen > maxlen)
2455 			maxlen--;
2456 		printf("<");
2457 		for (; ielen > 0; ie++, ielen--) {
2458 			if (maxlen-- <= 0)
2459 				break;
2460 			printf("%02x", *ie);
2461 		}
2462 		if (ielen != 0)
2463 			printf("-");
2464 		printf(">");
2465 	}
2466 }
2467 
2468 #define LE_READ_2(p)					\
2469 	((u_int16_t)					\
2470 	 ((((const u_int8_t *)(p))[0]      ) |		\
2471 	  (((const u_int8_t *)(p))[1] <<  8)))
2472 #define LE_READ_4(p)					\
2473 	((u_int32_t)					\
2474 	 ((((const u_int8_t *)(p))[0]      ) |		\
2475 	  (((const u_int8_t *)(p))[1] <<  8) |		\
2476 	  (((const u_int8_t *)(p))[2] << 16) |		\
2477 	  (((const u_int8_t *)(p))[3] << 24)))
2478 
2479 /*
2480  * NB: The decoding routines assume a properly formatted ie
2481  *     which should be safe as the kernel only retains them
2482  *     if they parse ok.
2483  */
2484 
2485 static void
2486 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2487 {
2488 #define	MS(_v, _f)	(((_v) & _f) >> _f##_S)
2489 	static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2490 	const struct ieee80211_wme_param *wme =
2491 	    (const struct ieee80211_wme_param *) ie;
2492 	int i;
2493 
2494 	printf("%s", tag);
2495 	if (!verbose)
2496 		return;
2497 	printf("<qosinfo 0x%x", wme->param_qosInfo);
2498 	ie += offsetof(struct ieee80211_wme_param, params_acParams);
2499 	for (i = 0; i < WME_NUM_AC; i++) {
2500 		const struct ieee80211_wme_acparams *ac =
2501 		    &wme->params_acParams[i];
2502 
2503 		printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2504 			, acnames[i]
2505 			, MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2506 			, MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2507 			, MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2508 			, MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2509 			, LE_READ_2(&ac->acp_txop)
2510 		);
2511 	}
2512 	printf(">");
2513 #undef MS
2514 }
2515 
2516 static void
2517 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2518 {
2519 	printf("%s", tag);
2520 	if (verbose) {
2521 		const struct ieee80211_wme_info *wme =
2522 		    (const struct ieee80211_wme_info *) ie;
2523 		printf("<version 0x%x info 0x%x>",
2524 		    wme->wme_version, wme->wme_info);
2525 	}
2526 }
2527 
2528 static void
2529 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2530 {
2531 	printf("%s", tag);
2532 	if (verbose) {
2533 		const struct ieee80211_ie_htcap *htcap =
2534 		    (const struct ieee80211_ie_htcap *) ie;
2535 		const char *sep;
2536 		int i, j;
2537 
2538 		printf("<cap 0x%x param 0x%x",
2539 		    LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2540 		printf(" mcsset[");
2541 		sep = "";
2542 		for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2543 			if (isset(htcap->hc_mcsset, i)) {
2544 				for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2545 					if (isclr(htcap->hc_mcsset, j))
2546 						break;
2547 				j--;
2548 				if (i == j)
2549 					printf("%s%u", sep, i);
2550 				else
2551 					printf("%s%u-%u", sep, i, j);
2552 				i += j-i;
2553 				sep = ",";
2554 			}
2555 		printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2556 		    LE_READ_2(&htcap->hc_extcap),
2557 		    LE_READ_4(&htcap->hc_txbf),
2558 		    htcap->hc_antenna);
2559 	}
2560 }
2561 
2562 static void
2563 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2564 {
2565 	printf("%s", tag);
2566 	if (verbose) {
2567 		const struct ieee80211_ie_htinfo *htinfo =
2568 		    (const struct ieee80211_ie_htinfo *) ie;
2569 		const char *sep;
2570 		int i, j;
2571 
2572 		printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2573 		    htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2574 		    LE_READ_2(&htinfo->hi_byte45));
2575 		printf(" basicmcs[");
2576 		sep = "";
2577 		for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2578 			if (isset(htinfo->hi_basicmcsset, i)) {
2579 				for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2580 					if (isclr(htinfo->hi_basicmcsset, j))
2581 						break;
2582 				j--;
2583 				if (i == j)
2584 					printf("%s%u", sep, i);
2585 				else
2586 					printf("%s%u-%u", sep, i, j);
2587 				i += j-i;
2588 				sep = ",";
2589 			}
2590 		printf("]>");
2591 	}
2592 }
2593 
2594 static void
2595 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2596 {
2597 
2598 	printf("%s", tag);
2599 	if (verbose) {
2600 		const struct ieee80211_ath_ie *ath =
2601 			(const struct ieee80211_ath_ie *)ie;
2602 
2603 		printf("<");
2604 		if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2605 			printf("DTURBO,");
2606 		if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2607 			printf("COMP,");
2608 		if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2609 			printf("FF,");
2610 		if (ath->ath_capability & ATHEROS_CAP_XR)
2611 			printf("XR,");
2612 		if (ath->ath_capability & ATHEROS_CAP_AR)
2613 			printf("AR,");
2614 		if (ath->ath_capability & ATHEROS_CAP_BURST)
2615 			printf("BURST,");
2616 		if (ath->ath_capability & ATHEROS_CAP_WME)
2617 			printf("WME,");
2618 		if (ath->ath_capability & ATHEROS_CAP_BOOST)
2619 			printf("BOOST,");
2620 		printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2621 	}
2622 }
2623 
2624 
2625 static void
2626 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2627 {
2628 #define MATCHOUI(field, oui, string)					\
2629 do {									\
2630 	if (memcmp(field, oui, 4) == 0)					\
2631 		printf("%s", string);					\
2632 } while (0)
2633 
2634 	printf("%s", tag);
2635 	if (verbose) {
2636 		const struct ieee80211_meshconf_ie *mconf =
2637 			(const struct ieee80211_meshconf_ie *)ie;
2638 		printf("<PATH:");
2639 		if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2640 			printf("HWMP");
2641 		else
2642 			printf("UNKNOWN");
2643 		printf(" LINK:");
2644 		if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2645 			printf("AIRTIME");
2646 		else
2647 			printf("UNKNOWN");
2648 		printf(" CONGESTION:");
2649 		if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2650 			printf("DISABLED");
2651 		else
2652 			printf("UNKNOWN");
2653 		printf(" SYNC:");
2654 		if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2655 			printf("NEIGHOFF");
2656 		else
2657 			printf("UNKNOWN");
2658 		printf(" AUTH:");
2659 		if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2660 			printf("DISABLED");
2661 		else
2662 			printf("UNKNOWN");
2663 		printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2664 		    mconf->conf_cap);
2665 	}
2666 #undef MATCHOUI
2667 }
2668 
2669 static const char *
2670 wpa_cipher(const u_int8_t *sel)
2671 {
2672 #define	WPA_SEL(x)	(((x)<<24)|WPA_OUI)
2673 	u_int32_t w = LE_READ_4(sel);
2674 
2675 	switch (w) {
2676 	case WPA_SEL(WPA_CSE_NULL):
2677 		return "NONE";
2678 	case WPA_SEL(WPA_CSE_WEP40):
2679 		return "WEP40";
2680 	case WPA_SEL(WPA_CSE_WEP104):
2681 		return "WEP104";
2682 	case WPA_SEL(WPA_CSE_TKIP):
2683 		return "TKIP";
2684 	case WPA_SEL(WPA_CSE_CCMP):
2685 		return "AES-CCMP";
2686 	}
2687 	return "?";		/* NB: so 1<< is discarded */
2688 #undef WPA_SEL
2689 }
2690 
2691 static const char *
2692 wpa_keymgmt(const u_int8_t *sel)
2693 {
2694 #define	WPA_SEL(x)	(((x)<<24)|WPA_OUI)
2695 	u_int32_t w = LE_READ_4(sel);
2696 
2697 	switch (w) {
2698 	case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2699 		return "8021X-UNSPEC";
2700 	case WPA_SEL(WPA_ASE_8021X_PSK):
2701 		return "8021X-PSK";
2702 	case WPA_SEL(WPA_ASE_NONE):
2703 		return "NONE";
2704 	}
2705 	return "?";
2706 #undef WPA_SEL
2707 }
2708 
2709 static void
2710 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2711 {
2712 	u_int8_t len = ie[1];
2713 
2714 	printf("%s", tag);
2715 	if (verbose) {
2716 		const char *sep;
2717 		int n;
2718 
2719 		ie += 6, len -= 4;		/* NB: len is payload only */
2720 
2721 		printf("<v%u", LE_READ_2(ie));
2722 		ie += 2, len -= 2;
2723 
2724 		printf(" mc:%s", wpa_cipher(ie));
2725 		ie += 4, len -= 4;
2726 
2727 		/* unicast ciphers */
2728 		n = LE_READ_2(ie);
2729 		ie += 2, len -= 2;
2730 		sep = " uc:";
2731 		for (; n > 0; n--) {
2732 			printf("%s%s", sep, wpa_cipher(ie));
2733 			ie += 4, len -= 4;
2734 			sep = "+";
2735 		}
2736 
2737 		/* key management algorithms */
2738 		n = LE_READ_2(ie);
2739 		ie += 2, len -= 2;
2740 		sep = " km:";
2741 		for (; n > 0; n--) {
2742 			printf("%s%s", sep, wpa_keymgmt(ie));
2743 			ie += 4, len -= 4;
2744 			sep = "+";
2745 		}
2746 
2747 		if (len > 2)		/* optional capabilities */
2748 			printf(", caps 0x%x", LE_READ_2(ie));
2749 		printf(">");
2750 	}
2751 }
2752 
2753 static const char *
2754 rsn_cipher(const u_int8_t *sel)
2755 {
2756 #define	RSN_SEL(x)	(((x)<<24)|RSN_OUI)
2757 	u_int32_t w = LE_READ_4(sel);
2758 
2759 	switch (w) {
2760 	case RSN_SEL(RSN_CSE_NULL):
2761 		return "NONE";
2762 	case RSN_SEL(RSN_CSE_WEP40):
2763 		return "WEP40";
2764 	case RSN_SEL(RSN_CSE_WEP104):
2765 		return "WEP104";
2766 	case RSN_SEL(RSN_CSE_TKIP):
2767 		return "TKIP";
2768 	case RSN_SEL(RSN_CSE_CCMP):
2769 		return "AES-CCMP";
2770 	case RSN_SEL(RSN_CSE_WRAP):
2771 		return "AES-OCB";
2772 	}
2773 	return "?";
2774 #undef WPA_SEL
2775 }
2776 
2777 static const char *
2778 rsn_keymgmt(const u_int8_t *sel)
2779 {
2780 #define	RSN_SEL(x)	(((x)<<24)|RSN_OUI)
2781 	u_int32_t w = LE_READ_4(sel);
2782 
2783 	switch (w) {
2784 	case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2785 		return "8021X-UNSPEC";
2786 	case RSN_SEL(RSN_ASE_8021X_PSK):
2787 		return "8021X-PSK";
2788 	case RSN_SEL(RSN_ASE_NONE):
2789 		return "NONE";
2790 	}
2791 	return "?";
2792 #undef RSN_SEL
2793 }
2794 
2795 static void
2796 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2797 {
2798 	printf("%s", tag);
2799 	if (verbose) {
2800 		const char *sep;
2801 		int n;
2802 
2803 		ie += 2, ielen -= 2;
2804 
2805 		printf("<v%u", LE_READ_2(ie));
2806 		ie += 2, ielen -= 2;
2807 
2808 		printf(" mc:%s", rsn_cipher(ie));
2809 		ie += 4, ielen -= 4;
2810 
2811 		/* unicast ciphers */
2812 		n = LE_READ_2(ie);
2813 		ie += 2, ielen -= 2;
2814 		sep = " uc:";
2815 		for (; n > 0; n--) {
2816 			printf("%s%s", sep, rsn_cipher(ie));
2817 			ie += 4, ielen -= 4;
2818 			sep = "+";
2819 		}
2820 
2821 		/* key management algorithms */
2822 		n = LE_READ_2(ie);
2823 		ie += 2, ielen -= 2;
2824 		sep = " km:";
2825 		for (; n > 0; n--) {
2826 			printf("%s%s", sep, rsn_keymgmt(ie));
2827 			ie += 4, ielen -= 4;
2828 			sep = "+";
2829 		}
2830 
2831 		if (ielen > 2)		/* optional capabilities */
2832 			printf(", caps 0x%x", LE_READ_2(ie));
2833 		/* XXXPMKID */
2834 		printf(">");
2835 	}
2836 }
2837 
2838 /* XXX move to a public include file */
2839 #define IEEE80211_WPS_DEV_PASS_ID	0x1012
2840 #define IEEE80211_WPS_SELECTED_REG	0x1041
2841 #define IEEE80211_WPS_SETUP_STATE	0x1044
2842 #define IEEE80211_WPS_UUID_E		0x1047
2843 #define IEEE80211_WPS_VERSION		0x104a
2844 
2845 #define BE_READ_2(p)					\
2846 	((u_int16_t)					\
2847 	 ((((const u_int8_t *)(p))[1]      ) |		\
2848 	  (((const u_int8_t *)(p))[0] <<  8)))
2849 
2850 static void
2851 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2852 {
2853 #define	N(a)	(sizeof(a) / sizeof(a[0]))
2854 	u_int8_t len = ie[1];
2855 
2856 	printf("%s", tag);
2857 	if (verbose) {
2858 		static const char *dev_pass_id[] = {
2859 			"D",	/* Default (PIN) */
2860 			"U",	/* User-specified */
2861 			"M",	/* Machine-specified */
2862 			"K",	/* Rekey */
2863 			"P",	/* PushButton */
2864 			"R"	/* Registrar-specified */
2865 		};
2866 		int n;
2867 
2868 		ie +=6, len -= 4;		/* NB: len is payload only */
2869 
2870 		/* WPS IE in Beacon and Probe Resp frames have different fields */
2871 		printf("<");
2872 		while (len) {
2873 			uint16_t tlv_type = BE_READ_2(ie);
2874 			uint16_t tlv_len  = BE_READ_2(ie + 2);
2875 
2876 			ie += 4, len -= 4;
2877 
2878 			switch (tlv_type) {
2879 			case IEEE80211_WPS_VERSION:
2880 				printf("v:%d.%d", *ie >> 4, *ie & 0xf);
2881 				break;
2882 			case IEEE80211_WPS_SETUP_STATE:
2883 				/* Only 1 and 2 are valid */
2884 				if (*ie == 0 || *ie >= 3)
2885 					printf(" state:B");
2886 				else
2887 					printf(" st:%s", *ie == 1 ? "N" : "C");
2888 				break;
2889 			case IEEE80211_WPS_SELECTED_REG:
2890 				printf(" sel:%s", *ie ? "T" : "F");
2891 				break;
2892 			case IEEE80211_WPS_DEV_PASS_ID:
2893 				n = LE_READ_2(ie);
2894 				if (n < N(dev_pass_id))
2895 					printf(" dpi:%s", dev_pass_id[n]);
2896 				break;
2897 			case IEEE80211_WPS_UUID_E:
2898 				printf(" uuid-e:");
2899 				for (n = 0; n < (tlv_len - 1); n++)
2900 					printf("%02x-", ie[n]);
2901 				printf("%02x", ie[n]);
2902 				break;
2903 			}
2904 			ie += tlv_len, len -= tlv_len;
2905 		}
2906 		printf(">");
2907 	}
2908 #undef N
2909 }
2910 
2911 static void
2912 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2913 {
2914 	printf("%s", tag);
2915 	if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
2916 		const struct ieee80211_tdma_param *tdma =
2917 		   (const struct ieee80211_tdma_param *) ie;
2918 
2919 		/* XXX tstamp */
2920 		printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
2921 		    tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
2922 		    LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
2923 		    tdma->tdma_inuse[0]);
2924 	}
2925 }
2926 
2927 /*
2928  * Copy the ssid string contents into buf, truncating to fit.  If the
2929  * ssid is entirely printable then just copy intact.  Otherwise convert
2930  * to hexadecimal.  If the result is truncated then replace the last
2931  * three characters with "...".
2932  */
2933 static int
2934 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
2935 {
2936 	const u_int8_t *p;
2937 	size_t maxlen;
2938 	int i;
2939 
2940 	if (essid_len > bufsize)
2941 		maxlen = bufsize;
2942 	else
2943 		maxlen = essid_len;
2944 	/* determine printable or not */
2945 	for (i = 0, p = essid; i < maxlen; i++, p++) {
2946 		if (*p < ' ' || *p > 0x7e)
2947 			break;
2948 	}
2949 	if (i != maxlen) {		/* not printable, print as hex */
2950 		if (bufsize < 3)
2951 			return 0;
2952 		strlcpy(buf, "0x", bufsize);
2953 		bufsize -= 2;
2954 		p = essid;
2955 		for (i = 0; i < maxlen && bufsize >= 2; i++) {
2956 			sprintf(&buf[2+2*i], "%02x", p[i]);
2957 			bufsize -= 2;
2958 		}
2959 		if (i != essid_len)
2960 			memcpy(&buf[2+2*i-3], "...", 3);
2961 	} else {			/* printable, truncate as needed */
2962 		memcpy(buf, essid, maxlen);
2963 		if (maxlen != essid_len)
2964 			memcpy(&buf[maxlen-3], "...", 3);
2965 	}
2966 	return maxlen;
2967 }
2968 
2969 static void
2970 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2971 {
2972 	char ssid[2*IEEE80211_NWID_LEN+1];
2973 
2974 	printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
2975 }
2976 
2977 static void
2978 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2979 {
2980 	const char *sep;
2981 	int i;
2982 
2983 	printf("%s", tag);
2984 	sep = "<";
2985 	for (i = 2; i < ielen; i++) {
2986 		printf("%s%s%d", sep,
2987 		    ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
2988 		    ie[i] & IEEE80211_RATE_VAL);
2989 		sep = ",";
2990 	}
2991 	printf(">");
2992 }
2993 
2994 static void
2995 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2996 {
2997 	const struct ieee80211_country_ie *cie =
2998 	   (const struct ieee80211_country_ie *) ie;
2999 	int i, nbands, schan, nchan;
3000 
3001 	printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3002 	nbands = (cie->len - 3) / sizeof(cie->band[0]);
3003 	for (i = 0; i < nbands; i++) {
3004 		schan = cie->band[i].schan;
3005 		nchan = cie->band[i].nchan;
3006 		if (nchan != 1)
3007 			printf(" %u-%u,%u", schan, schan + nchan-1,
3008 			    cie->band[i].maxtxpwr);
3009 		else
3010 			printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3011 	}
3012 	printf(">");
3013 }
3014 
3015 /* unaligned little endian access */
3016 #define LE_READ_4(p)					\
3017 	((u_int32_t)					\
3018 	 ((((const u_int8_t *)(p))[0]      ) |		\
3019 	  (((const u_int8_t *)(p))[1] <<  8) |		\
3020 	  (((const u_int8_t *)(p))[2] << 16) |		\
3021 	  (((const u_int8_t *)(p))[3] << 24)))
3022 
3023 static __inline int
3024 iswpaoui(const u_int8_t *frm)
3025 {
3026 	return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3027 }
3028 
3029 static __inline int
3030 iswmeinfo(const u_int8_t *frm)
3031 {
3032 	return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3033 		frm[6] == WME_INFO_OUI_SUBTYPE;
3034 }
3035 
3036 static __inline int
3037 iswmeparam(const u_int8_t *frm)
3038 {
3039 	return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3040 		frm[6] == WME_PARAM_OUI_SUBTYPE;
3041 }
3042 
3043 static __inline int
3044 isatherosoui(const u_int8_t *frm)
3045 {
3046 	return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3047 }
3048 
3049 static __inline int
3050 istdmaoui(const uint8_t *frm)
3051 {
3052 	return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3053 }
3054 
3055 static __inline int
3056 iswpsoui(const uint8_t *frm)
3057 {
3058 	return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3059 }
3060 
3061 static const char *
3062 iename(int elemid)
3063 {
3064 	switch (elemid) {
3065 	case IEEE80211_ELEMID_FHPARMS:	return " FHPARMS";
3066 	case IEEE80211_ELEMID_CFPARMS:	return " CFPARMS";
3067 	case IEEE80211_ELEMID_TIM:	return " TIM";
3068 	case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3069 	case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3070 	case IEEE80211_ELEMID_PWRCNSTR:	return " PWRCNSTR";
3071 	case IEEE80211_ELEMID_PWRCAP:	return " PWRCAP";
3072 	case IEEE80211_ELEMID_TPCREQ:	return " TPCREQ";
3073 	case IEEE80211_ELEMID_TPCREP:	return " TPCREP";
3074 	case IEEE80211_ELEMID_SUPPCHAN:	return " SUPPCHAN";
3075 	case IEEE80211_ELEMID_CSA:	return " CSA";
3076 	case IEEE80211_ELEMID_MEASREQ:	return " MEASREQ";
3077 	case IEEE80211_ELEMID_MEASREP:	return " MEASREP";
3078 	case IEEE80211_ELEMID_QUIET:	return " QUIET";
3079 	case IEEE80211_ELEMID_IBSSDFS:	return " IBSSDFS";
3080 	case IEEE80211_ELEMID_TPC:	return " TPC";
3081 	case IEEE80211_ELEMID_CCKM:	return " CCKM";
3082 	}
3083 	return " ???";
3084 }
3085 
3086 static void
3087 printies(const u_int8_t *vp, int ielen, int maxcols)
3088 {
3089 	while (ielen > 0) {
3090 		switch (vp[0]) {
3091 		case IEEE80211_ELEMID_SSID:
3092 			if (verbose)
3093 				printssid(" SSID", vp, 2+vp[1], maxcols);
3094 			break;
3095 		case IEEE80211_ELEMID_RATES:
3096 		case IEEE80211_ELEMID_XRATES:
3097 			if (verbose)
3098 				printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3099 				    " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3100 			break;
3101 		case IEEE80211_ELEMID_DSPARMS:
3102 			if (verbose)
3103 				printf(" DSPARMS<%u>", vp[2]);
3104 			break;
3105 		case IEEE80211_ELEMID_COUNTRY:
3106 			if (verbose)
3107 				printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3108 			break;
3109 		case IEEE80211_ELEMID_ERP:
3110 			if (verbose)
3111 				printf(" ERP<0x%x>", vp[2]);
3112 			break;
3113 		case IEEE80211_ELEMID_VENDOR:
3114 			if (iswpaoui(vp))
3115 				printwpaie(" WPA", vp, 2+vp[1], maxcols);
3116 			else if (iswmeinfo(vp))
3117 				printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3118 			else if (iswmeparam(vp))
3119 				printwmeparam(" WME", vp, 2+vp[1], maxcols);
3120 			else if (isatherosoui(vp))
3121 				printathie(" ATH", vp, 2+vp[1], maxcols);
3122 			else if (iswpsoui(vp))
3123 				printwpsie(" WPS", vp, 2+vp[1], maxcols);
3124 			else if (istdmaoui(vp))
3125 				printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3126 			else if (verbose)
3127 				printie(" VEN", vp, 2+vp[1], maxcols);
3128 			break;
3129 		case IEEE80211_ELEMID_RSN:
3130 			printrsnie(" RSN", vp, 2+vp[1], maxcols);
3131 			break;
3132 		case IEEE80211_ELEMID_HTCAP:
3133 			printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3134 			break;
3135 		case IEEE80211_ELEMID_HTINFO:
3136 			if (verbose)
3137 				printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3138 			break;
3139 		case IEEE80211_ELEMID_MESHID:
3140 			if (verbose)
3141 				printssid(" MESHID", vp, 2+vp[1], maxcols);
3142 			break;
3143 		case IEEE80211_ELEMID_MESHCONF:
3144 			printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3145 			break;
3146 		default:
3147 			if (verbose)
3148 				printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3149 			break;
3150 		}
3151 		ielen -= 2+vp[1];
3152 		vp += 2+vp[1];
3153 	}
3154 }
3155 
3156 static void
3157 printmimo(const struct ieee80211_mimo_info *mi)
3158 {
3159 	/* NB: don't muddy display unless there's something to show */
3160 	if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3161 		/* XXX ignore EVM for now */
3162 		printf(" (rssi %d:%d:%d nf %d:%d:%d)",
3163 		    mi->rssi[0], mi->rssi[1], mi->rssi[2],
3164 		    mi->noise[0], mi->noise[1], mi->noise[2]);
3165 	}
3166 }
3167 
3168 static void
3169 list_scan(int s)
3170 {
3171 	uint8_t buf[24*1024];
3172 	char ssid[IEEE80211_NWID_LEN+1];
3173 	const uint8_t *cp;
3174 	int len, ssidmax, idlen;
3175 
3176 	if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3177 		errx(1, "unable to get scan results");
3178 	if (len < sizeof(struct ieee80211req_scan_result))
3179 		return;
3180 
3181 	getchaninfo(s);
3182 
3183 	ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3184 	printf("%-*.*s  %-17.17s  %4s %4s  %-7s  %3s %4s\n"
3185 		, ssidmax, ssidmax, "SSID/MESH ID"
3186 		, "BSSID"
3187 		, "CHAN"
3188 		, "RATE"
3189 		, " S:N"
3190 		, "INT"
3191 		, "CAPS"
3192 	);
3193 	cp = buf;
3194 	do {
3195 		const struct ieee80211req_scan_result *sr;
3196 		const uint8_t *vp, *idp;
3197 
3198 		sr = (const struct ieee80211req_scan_result *) cp;
3199 		vp = cp + sr->isr_ie_off;
3200 		if (sr->isr_meshid_len) {
3201 			idp = vp + sr->isr_ssid_len;
3202 			idlen = sr->isr_meshid_len;
3203 		} else {
3204 			idp = vp;
3205 			idlen = sr->isr_ssid_len;
3206 		}
3207 		printf("%-*.*s  %s  %3d  %3dM %3d:%-3d  %3d %-4.4s"
3208 			, ssidmax
3209 			  , copy_essid(ssid, ssidmax, idp, idlen)
3210 			  , ssid
3211 			, ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3212 			, ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3213 			, getmaxrate(sr->isr_rates, sr->isr_nrates)
3214 			, (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3215 			, sr->isr_intval
3216 			, getcaps(sr->isr_capinfo)
3217 		);
3218 		printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3219 		    sr->isr_ie_len, 24);
3220 		printf("\n");
3221 		cp += sr->isr_len, len -= sr->isr_len;
3222 	} while (len >= sizeof(struct ieee80211req_scan_result));
3223 }
3224 
3225 static void
3226 scan_and_wait(int s)
3227 {
3228 	struct ieee80211_scan_req sr;
3229 	struct ieee80211req ireq;
3230 	int sroute;
3231 
3232 	sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3233 	if (sroute < 0) {
3234 		perror("socket(PF_ROUTE,SOCK_RAW)");
3235 		return;
3236 	}
3237 	(void) memset(&ireq, 0, sizeof(ireq));
3238 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3239 	ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3240 
3241 	memset(&sr, 0, sizeof(sr));
3242 	sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3243 		    | IEEE80211_IOC_SCAN_BGSCAN
3244 		    | IEEE80211_IOC_SCAN_NOPICK
3245 		    | IEEE80211_IOC_SCAN_ONCE;
3246 	sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3247 	sr.sr_nssid = 0;
3248 
3249 	ireq.i_data = &sr;
3250 	ireq.i_len = sizeof(sr);
3251 	/*
3252 	 * NB: only root can trigger a scan so ignore errors. Also ignore
3253 	 * possible errors from net80211, even if no new scan could be
3254 	 * started there might still be a valid scan cache.
3255 	 */
3256 	if (ioctl(s, SIOCS80211, &ireq) == 0) {
3257 		char buf[2048];
3258 		struct if_announcemsghdr *ifan;
3259 		struct rt_msghdr *rtm;
3260 
3261 		do {
3262 			if (read(sroute, buf, sizeof(buf)) < 0) {
3263 				perror("read(PF_ROUTE)");
3264 				break;
3265 			}
3266 			rtm = (struct rt_msghdr *) buf;
3267 			if (rtm->rtm_version != RTM_VERSION)
3268 				break;
3269 			ifan = (struct if_announcemsghdr *) rtm;
3270 		} while (rtm->rtm_type != RTM_IEEE80211 ||
3271 		    ifan->ifan_what != RTM_IEEE80211_SCAN);
3272 	}
3273 	close(sroute);
3274 }
3275 
3276 static
3277 DECL_CMD_FUNC(set80211scan, val, d)
3278 {
3279 	scan_and_wait(s);
3280 	list_scan(s);
3281 }
3282 
3283 static enum ieee80211_opmode get80211opmode(int s);
3284 
3285 static int
3286 gettxseq(const struct ieee80211req_sta_info *si)
3287 {
3288 	int i, txseq;
3289 
3290 	if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3291 		return si->isi_txseqs[0];
3292 	/* XXX not right but usually what folks want */
3293 	txseq = 0;
3294 	for (i = 0; i < IEEE80211_TID_SIZE; i++)
3295 		if (si->isi_txseqs[i] > txseq)
3296 			txseq = si->isi_txseqs[i];
3297 	return txseq;
3298 }
3299 
3300 static int
3301 getrxseq(const struct ieee80211req_sta_info *si)
3302 {
3303 	int i, rxseq;
3304 
3305 	if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3306 		return si->isi_rxseqs[0];
3307 	/* XXX not right but usually what folks want */
3308 	rxseq = 0;
3309 	for (i = 0; i < IEEE80211_TID_SIZE; i++)
3310 		if (si->isi_rxseqs[i] > rxseq)
3311 			rxseq = si->isi_rxseqs[i];
3312 	return rxseq;
3313 }
3314 
3315 static void
3316 list_stations(int s)
3317 {
3318 	union {
3319 		struct ieee80211req_sta_req req;
3320 		uint8_t buf[24*1024];
3321 	} u;
3322 	enum ieee80211_opmode opmode = get80211opmode(s);
3323 	const uint8_t *cp;
3324 	int len;
3325 
3326 	/* broadcast address =>'s get all stations */
3327 	(void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3328 	if (opmode == IEEE80211_M_STA) {
3329 		/*
3330 		 * Get information about the associated AP.
3331 		 */
3332 		(void) get80211(s, IEEE80211_IOC_BSSID,
3333 		    u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3334 	}
3335 	if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3336 		errx(1, "unable to get station information");
3337 	if (len < sizeof(struct ieee80211req_sta_info))
3338 		return;
3339 
3340 	getchaninfo(s);
3341 
3342 	if (opmode == IEEE80211_M_MBSS)
3343 		printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3344 			, "ADDR"
3345 			, "CHAN"
3346 			, "LOCAL"
3347 			, "PEER"
3348 			, "STATE"
3349 			, "RATE"
3350 			, "RSSI"
3351 			, "IDLE"
3352 			, "TXSEQ"
3353 			, "RXSEQ"
3354 		);
3355 	else
3356 		printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3357 			, "ADDR"
3358 			, "AID"
3359 			, "CHAN"
3360 			, "RATE"
3361 			, "RSSI"
3362 			, "IDLE"
3363 			, "TXSEQ"
3364 			, "RXSEQ"
3365 			, "CAPS"
3366 			, "FLAG"
3367 		);
3368 	cp = (const uint8_t *) u.req.info;
3369 	do {
3370 		const struct ieee80211req_sta_info *si;
3371 
3372 		si = (const struct ieee80211req_sta_info *) cp;
3373 		if (si->isi_len < sizeof(*si))
3374 			break;
3375 		if (opmode == IEEE80211_M_MBSS)
3376 			printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3377 				, ether_ntoa((const struct ether_addr*)
3378 				    si->isi_macaddr)
3379 				, ieee80211_mhz2ieee(si->isi_freq,
3380 				    si->isi_flags)
3381 				, si->isi_localid
3382 				, si->isi_peerid
3383 				, mesh_linkstate_string(si->isi_peerstate)
3384 				, si->isi_txmbps/2
3385 				, si->isi_rssi/2.
3386 				, si->isi_inact
3387 				, gettxseq(si)
3388 				, getrxseq(si)
3389 			);
3390 		else
3391 			printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3392 				, ether_ntoa((const struct ether_addr*)
3393 				    si->isi_macaddr)
3394 				, IEEE80211_AID(si->isi_associd)
3395 				, ieee80211_mhz2ieee(si->isi_freq,
3396 				    si->isi_flags)
3397 				, si->isi_txmbps/2
3398 				, si->isi_rssi/2.
3399 				, si->isi_inact
3400 				, gettxseq(si)
3401 				, getrxseq(si)
3402 				, getcaps(si->isi_capinfo)
3403 				, getflags(si->isi_state)
3404 			);
3405 		printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3406 		printmimo(&si->isi_mimo);
3407 		printf("\n");
3408 		cp += si->isi_len, len -= si->isi_len;
3409 	} while (len >= sizeof(struct ieee80211req_sta_info));
3410 }
3411 
3412 static const char *
3413 mesh_linkstate_string(uint8_t state)
3414 {
3415 #define	N(a)	(sizeof(a) / sizeof(a[0]))
3416 	static const char *state_names[] = {
3417 	    [0] = "IDLE",
3418 	    [1] = "OPEN-TX",
3419 	    [2] = "OPEN-RX",
3420 	    [3] = "CONF-RX",
3421 	    [4] = "ESTAB",
3422 	    [5] = "HOLDING",
3423 	};
3424 
3425 	if (state >= N(state_names)) {
3426 		static char buf[10];
3427 		snprintf(buf, sizeof(buf), "#%u", state);
3428 		return buf;
3429 	} else
3430 		return state_names[state];
3431 #undef N
3432 }
3433 
3434 static const char *
3435 get_chaninfo(const struct ieee80211_channel *c, int precise,
3436 	char buf[], size_t bsize)
3437 {
3438 	buf[0] = '\0';
3439 	if (IEEE80211_IS_CHAN_FHSS(c))
3440 		strlcat(buf, " FHSS", bsize);
3441 	if (IEEE80211_IS_CHAN_A(c))
3442 		strlcat(buf, " 11a", bsize);
3443 	else if (IEEE80211_IS_CHAN_ANYG(c))
3444 		strlcat(buf, " 11g", bsize);
3445 	else if (IEEE80211_IS_CHAN_B(c))
3446 		strlcat(buf, " 11b", bsize);
3447 	if (IEEE80211_IS_CHAN_HALF(c))
3448 		strlcat(buf, "/10MHz", bsize);
3449 	if (IEEE80211_IS_CHAN_QUARTER(c))
3450 		strlcat(buf, "/5MHz", bsize);
3451 	if (IEEE80211_IS_CHAN_TURBO(c))
3452 		strlcat(buf, " Turbo", bsize);
3453 	if (precise) {
3454 		if (IEEE80211_IS_CHAN_HT20(c))
3455 			strlcat(buf, " ht/20", bsize);
3456 		else if (IEEE80211_IS_CHAN_HT40D(c))
3457 			strlcat(buf, " ht/40-", bsize);
3458 		else if (IEEE80211_IS_CHAN_HT40U(c))
3459 			strlcat(buf, " ht/40+", bsize);
3460 	} else {
3461 		if (IEEE80211_IS_CHAN_HT(c))
3462 			strlcat(buf, " ht", bsize);
3463 	}
3464 	return buf;
3465 }
3466 
3467 static void
3468 print_chaninfo(const struct ieee80211_channel *c, int verb)
3469 {
3470 	char buf[14];
3471 
3472 	if (verb)
3473 		printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3474 		    ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3475 		    IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3476 		    IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3477 		    IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3478 		    IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3479 		    IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3480 		    get_chaninfo(c, verb, buf, sizeof(buf)));
3481 	else
3482 	printf("Channel %3u : %u%c MHz%-14.14s",
3483 	    ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3484 	    IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3485 	    get_chaninfo(c, verb, buf, sizeof(buf)));
3486 
3487 }
3488 
3489 static int
3490 chanpref(const struct ieee80211_channel *c)
3491 {
3492 	if (IEEE80211_IS_CHAN_HT40(c))
3493 		return 40;
3494 	if (IEEE80211_IS_CHAN_HT20(c))
3495 		return 30;
3496 	if (IEEE80211_IS_CHAN_HALF(c))
3497 		return 10;
3498 	if (IEEE80211_IS_CHAN_QUARTER(c))
3499 		return 5;
3500 	if (IEEE80211_IS_CHAN_TURBO(c))
3501 		return 25;
3502 	if (IEEE80211_IS_CHAN_A(c))
3503 		return 20;
3504 	if (IEEE80211_IS_CHAN_G(c))
3505 		return 20;
3506 	if (IEEE80211_IS_CHAN_B(c))
3507 		return 15;
3508 	if (IEEE80211_IS_CHAN_PUREG(c))
3509 		return 15;
3510 	return 0;
3511 }
3512 
3513 static void
3514 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3515 	int allchans, int verb)
3516 {
3517 	struct ieee80211req_chaninfo *achans;
3518 	uint8_t reported[IEEE80211_CHAN_BYTES];
3519 	const struct ieee80211_channel *c;
3520 	int i, half;
3521 
3522 	achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3523 	if (achans == NULL)
3524 		errx(1, "no space for active channel list");
3525 	achans->ic_nchans = 0;
3526 	memset(reported, 0, sizeof(reported));
3527 	if (!allchans) {
3528 		struct ieee80211req_chanlist active;
3529 
3530 		if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3531 			errx(1, "unable to get active channel list");
3532 		for (i = 0; i < chans->ic_nchans; i++) {
3533 			c = &chans->ic_chans[i];
3534 			if (!isset(active.ic_channels, c->ic_ieee))
3535 				continue;
3536 			/*
3537 			 * Suppress compatible duplicates unless
3538 			 * verbose.  The kernel gives us it's
3539 			 * complete channel list which has separate
3540 			 * entries for 11g/11b and 11a/turbo.
3541 			 */
3542 			if (isset(reported, c->ic_ieee) && !verb) {
3543 				/* XXX we assume duplicates are adjacent */
3544 				achans->ic_chans[achans->ic_nchans-1] = *c;
3545 			} else {
3546 				achans->ic_chans[achans->ic_nchans++] = *c;
3547 				setbit(reported, c->ic_ieee);
3548 			}
3549 		}
3550 	} else {
3551 		for (i = 0; i < chans->ic_nchans; i++) {
3552 			c = &chans->ic_chans[i];
3553 			/* suppress duplicates as above */
3554 			if (isset(reported, c->ic_ieee) && !verb) {
3555 				/* XXX we assume duplicates are adjacent */
3556 				struct ieee80211_channel *a =
3557 				    &achans->ic_chans[achans->ic_nchans-1];
3558 				if (chanpref(c) > chanpref(a))
3559 					*a = *c;
3560 			} else {
3561 				achans->ic_chans[achans->ic_nchans++] = *c;
3562 				setbit(reported, c->ic_ieee);
3563 			}
3564 		}
3565 	}
3566 	half = achans->ic_nchans / 2;
3567 	if (achans->ic_nchans % 2)
3568 		half++;
3569 
3570 	for (i = 0; i < achans->ic_nchans / 2; i++) {
3571 		print_chaninfo(&achans->ic_chans[i], verb);
3572 		print_chaninfo(&achans->ic_chans[half+i], verb);
3573 		printf("\n");
3574 	}
3575 	if (achans->ic_nchans % 2) {
3576 		print_chaninfo(&achans->ic_chans[i], verb);
3577 		printf("\n");
3578 	}
3579 	free(achans);
3580 }
3581 
3582 static void
3583 list_channels(int s, int allchans)
3584 {
3585 	getchaninfo(s);
3586 	print_channels(s, chaninfo, allchans, verbose);
3587 }
3588 
3589 static void
3590 print_txpow(const struct ieee80211_channel *c)
3591 {
3592 	printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3593 	    c->ic_ieee, c->ic_freq,
3594 	    c->ic_maxpower/2., c->ic_maxregpower);
3595 }
3596 
3597 static void
3598 print_txpow_verbose(const struct ieee80211_channel *c)
3599 {
3600 	print_chaninfo(c, 1);
3601 	printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3602 	    c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3603 	/* indicate where regulatory cap limits power use */
3604 	if (c->ic_maxpower > 2*c->ic_maxregpower)
3605 		printf(" <");
3606 }
3607 
3608 static void
3609 list_txpow(int s)
3610 {
3611 	struct ieee80211req_chaninfo *achans;
3612 	uint8_t reported[IEEE80211_CHAN_BYTES];
3613 	struct ieee80211_channel *c, *prev;
3614 	int i, half;
3615 
3616 	getchaninfo(s);
3617 	achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3618 	if (achans == NULL)
3619 		errx(1, "no space for active channel list");
3620 	achans->ic_nchans = 0;
3621 	memset(reported, 0, sizeof(reported));
3622 	for (i = 0; i < chaninfo->ic_nchans; i++) {
3623 		c = &chaninfo->ic_chans[i];
3624 		/* suppress duplicates as above */
3625 		if (isset(reported, c->ic_ieee) && !verbose) {
3626 			/* XXX we assume duplicates are adjacent */
3627 			prev = &achans->ic_chans[achans->ic_nchans-1];
3628 			/* display highest power on channel */
3629 			if (c->ic_maxpower > prev->ic_maxpower)
3630 				*prev = *c;
3631 		} else {
3632 			achans->ic_chans[achans->ic_nchans++] = *c;
3633 			setbit(reported, c->ic_ieee);
3634 		}
3635 	}
3636 	if (!verbose) {
3637 		half = achans->ic_nchans / 2;
3638 		if (achans->ic_nchans % 2)
3639 			half++;
3640 
3641 		for (i = 0; i < achans->ic_nchans / 2; i++) {
3642 			print_txpow(&achans->ic_chans[i]);
3643 			print_txpow(&achans->ic_chans[half+i]);
3644 			printf("\n");
3645 		}
3646 		if (achans->ic_nchans % 2) {
3647 			print_txpow(&achans->ic_chans[i]);
3648 			printf("\n");
3649 		}
3650 	} else {
3651 		for (i = 0; i < achans->ic_nchans; i++) {
3652 			print_txpow_verbose(&achans->ic_chans[i]);
3653 			printf("\n");
3654 		}
3655 	}
3656 	free(achans);
3657 }
3658 
3659 static void
3660 list_keys(int s)
3661 {
3662 }
3663 
3664 #define	IEEE80211_C_BITS \
3665 	"\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
3666 	"\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
3667 	"\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
3668 	"\37TXFRAG\40TDMA"
3669 
3670 static void
3671 list_capabilities(int s)
3672 {
3673 	struct ieee80211_devcaps_req *dc;
3674 
3675 	if (verbose)
3676 		dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3677 	else
3678 		dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3679 	if (dc == NULL)
3680 		errx(1, "no space for device capabilities");
3681 	dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3682 	getdevcaps(s, dc);
3683 	printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3684 	if (dc->dc_cryptocaps != 0 || verbose) {
3685 		putchar('\n');
3686 		printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3687 	}
3688 	if (dc->dc_htcaps != 0 || verbose) {
3689 		putchar('\n');
3690 		printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3691 	}
3692 	putchar('\n');
3693 	if (verbose) {
3694 		chaninfo = &dc->dc_chaninfo;	/* XXX */
3695 		print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3696 	}
3697 	free(dc);
3698 }
3699 
3700 static int
3701 get80211wme(int s, int param, int ac, int *val)
3702 {
3703 	struct ieee80211req ireq;
3704 
3705 	(void) memset(&ireq, 0, sizeof(ireq));
3706 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3707 	ireq.i_type = param;
3708 	ireq.i_len = ac;
3709 	if (ioctl(s, SIOCG80211, &ireq) < 0) {
3710 		warn("cannot get WME parameter %d, ac %d%s",
3711 		    param, ac & IEEE80211_WMEPARAM_VAL,
3712 		    ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3713 		return -1;
3714 	}
3715 	*val = ireq.i_val;
3716 	return 0;
3717 }
3718 
3719 static void
3720 list_wme_aci(int s, const char *tag, int ac)
3721 {
3722 	int val;
3723 
3724 	printf("\t%s", tag);
3725 
3726 	/* show WME BSS parameters */
3727 	if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3728 		printf(" cwmin %2u", val);
3729 	if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3730 		printf(" cwmax %2u", val);
3731 	if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3732 		printf(" aifs %2u", val);
3733 	if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3734 		printf(" txopLimit %3u", val);
3735 	if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3736 		if (val)
3737 			printf(" acm");
3738 		else if (verbose)
3739 			printf(" -acm");
3740 	}
3741 	/* !BSS only */
3742 	if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3743 		if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3744 			if (!val)
3745 				printf(" -ack");
3746 			else if (verbose)
3747 				printf(" ack");
3748 		}
3749 	}
3750 	printf("\n");
3751 }
3752 
3753 static void
3754 list_wme(int s)
3755 {
3756 	static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3757 	int ac;
3758 
3759 	if (verbose) {
3760 		/* display both BSS and local settings */
3761 		for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3762 	again:
3763 			if (ac & IEEE80211_WMEPARAM_BSS)
3764 				list_wme_aci(s, "     ", ac);
3765 			else
3766 				list_wme_aci(s, acnames[ac], ac);
3767 			if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3768 				ac |= IEEE80211_WMEPARAM_BSS;
3769 				goto again;
3770 			} else
3771 				ac &= ~IEEE80211_WMEPARAM_BSS;
3772 		}
3773 	} else {
3774 		/* display only channel settings */
3775 		for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3776 			list_wme_aci(s, acnames[ac], ac);
3777 	}
3778 }
3779 
3780 static void
3781 list_roam(int s)
3782 {
3783 	const struct ieee80211_roamparam *rp;
3784 	int mode;
3785 
3786 	getroam(s);
3787 	for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3788 		rp = &roamparams.params[mode];
3789 		if (rp->rssi == 0 && rp->rate == 0)
3790 			continue;
3791 		if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3792 			if (rp->rssi & 1)
3793 				LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3794 				    modename[mode], rp->rssi/2,
3795 				    rp->rate &~ IEEE80211_RATE_MCS);
3796 			else
3797 				LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3798 				    modename[mode], rp->rssi/2,
3799 				    rp->rate &~ IEEE80211_RATE_MCS);
3800 		} else {
3801 			if (rp->rssi & 1)
3802 				LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3803 				    modename[mode], rp->rssi/2, rp->rate/2);
3804 			else
3805 				LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3806 				    modename[mode], rp->rssi/2, rp->rate/2);
3807 		}
3808 	}
3809 }
3810 
3811 static void
3812 list_txparams(int s)
3813 {
3814 	const struct ieee80211_txparam *tp;
3815 	int mode;
3816 
3817 	gettxparams(s);
3818 	for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3819 		tp = &txparams.params[mode];
3820 		if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3821 			continue;
3822 		if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3823 			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3824 				LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
3825 				    "mcast %2u MCS  maxretry %u",
3826 				    modename[mode],
3827 				    tp->mgmtrate &~ IEEE80211_RATE_MCS,
3828 				    tp->mcastrate &~ IEEE80211_RATE_MCS,
3829 				    tp->maxretry);
3830 			else
3831 				LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
3832 				    "mcast %2u MCS  maxretry %u",
3833 				    modename[mode],
3834 				    tp->ucastrate &~ IEEE80211_RATE_MCS,
3835 				    tp->mgmtrate &~ IEEE80211_RATE_MCS,
3836 				    tp->mcastrate &~ IEEE80211_RATE_MCS,
3837 				    tp->maxretry);
3838 		} else {
3839 			if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3840 				LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3841 				    "mcast %2u Mb/s maxretry %u",
3842 				    modename[mode],
3843 				    tp->mgmtrate/2,
3844 				    tp->mcastrate/2, tp->maxretry);
3845 			else
3846 				LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3847 				    "mcast %2u Mb/s maxretry %u",
3848 				    modename[mode],
3849 				    tp->ucastrate/2, tp->mgmtrate/2,
3850 				    tp->mcastrate/2, tp->maxretry);
3851 		}
3852 	}
3853 }
3854 
3855 static void
3856 printpolicy(int policy)
3857 {
3858 	switch (policy) {
3859 	case IEEE80211_MACCMD_POLICY_OPEN:
3860 		printf("policy: open\n");
3861 		break;
3862 	case IEEE80211_MACCMD_POLICY_ALLOW:
3863 		printf("policy: allow\n");
3864 		break;
3865 	case IEEE80211_MACCMD_POLICY_DENY:
3866 		printf("policy: deny\n");
3867 		break;
3868 	case IEEE80211_MACCMD_POLICY_RADIUS:
3869 		printf("policy: radius\n");
3870 		break;
3871 	default:
3872 		printf("policy: unknown (%u)\n", policy);
3873 		break;
3874 	}
3875 }
3876 
3877 static void
3878 list_mac(int s)
3879 {
3880 	struct ieee80211req ireq;
3881 	struct ieee80211req_maclist *acllist;
3882 	int i, nacls, policy, len;
3883 	uint8_t *data;
3884 	char c;
3885 
3886 	(void) memset(&ireq, 0, sizeof(ireq));
3887 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
3888 	ireq.i_type = IEEE80211_IOC_MACCMD;
3889 	ireq.i_val = IEEE80211_MACCMD_POLICY;
3890 	if (ioctl(s, SIOCG80211, &ireq) < 0) {
3891 		if (errno == EINVAL) {
3892 			printf("No acl policy loaded\n");
3893 			return;
3894 		}
3895 		err(1, "unable to get mac policy");
3896 	}
3897 	policy = ireq.i_val;
3898 	if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
3899 		c = '*';
3900 	} else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
3901 		c = '+';
3902 	} else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
3903 		c = '-';
3904 	} else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
3905 		c = 'r';		/* NB: should never have entries */
3906 	} else {
3907 		printf("policy: unknown (%u)\n", policy);
3908 		c = '?';
3909 	}
3910 	if (verbose || c == '?')
3911 		printpolicy(policy);
3912 
3913 	ireq.i_val = IEEE80211_MACCMD_LIST;
3914 	ireq.i_len = 0;
3915 	if (ioctl(s, SIOCG80211, &ireq) < 0)
3916 		err(1, "unable to get mac acl list size");
3917 	if (ireq.i_len == 0) {		/* NB: no acls */
3918 		if (!(verbose || c == '?'))
3919 			printpolicy(policy);
3920 		return;
3921 	}
3922 	len = ireq.i_len;
3923 
3924 	data = malloc(len);
3925 	if (data == NULL)
3926 		err(1, "out of memory for acl list");
3927 
3928 	ireq.i_data = data;
3929 	if (ioctl(s, SIOCG80211, &ireq) < 0)
3930 		err(1, "unable to get mac acl list");
3931 	nacls = len / sizeof(*acllist);
3932 	acllist = (struct ieee80211req_maclist *) data;
3933 	for (i = 0; i < nacls; i++)
3934 		printf("%c%s\n", c, ether_ntoa(
3935 			(const struct ether_addr *) acllist[i].ml_macaddr));
3936 	free(data);
3937 }
3938 
3939 static void
3940 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
3941 {
3942 	if ((reg->regdomain != 0 &&
3943 	    reg->regdomain != reg->country) || verb) {
3944 		const struct regdomain *rd =
3945 		    lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
3946 		if (rd == NULL)
3947 			LINE_CHECK("regdomain %d", reg->regdomain);
3948 		else
3949 			LINE_CHECK("regdomain %s", rd->name);
3950 	}
3951 	if (reg->country != 0 || verb) {
3952 		const struct country *cc =
3953 		    lib80211_country_findbycc(getregdata(), reg->country);
3954 		if (cc == NULL)
3955 			LINE_CHECK("country %d", reg->country);
3956 		else
3957 			LINE_CHECK("country %s", cc->isoname);
3958 	}
3959 	if (reg->location == 'I')
3960 		LINE_CHECK("indoor");
3961 	else if (reg->location == 'O')
3962 		LINE_CHECK("outdoor");
3963 	else if (verb)
3964 		LINE_CHECK("anywhere");
3965 	if (reg->ecm)
3966 		LINE_CHECK("ecm");
3967 	else if (verb)
3968 		LINE_CHECK("-ecm");
3969 }
3970 
3971 static void
3972 list_regdomain(int s, int channelsalso)
3973 {
3974 	getregdomain(s);
3975 	if (channelsalso) {
3976 		getchaninfo(s);
3977 		spacer = ':';
3978 		print_regdomain(&regdomain, 1);
3979 		LINE_BREAK();
3980 		print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
3981 	} else
3982 		print_regdomain(&regdomain, verbose);
3983 }
3984 
3985 static void
3986 list_mesh(int s)
3987 {
3988 	struct ieee80211req ireq;
3989 	struct ieee80211req_mesh_route routes[128];
3990 	struct ieee80211req_mesh_route *rt;
3991 
3992 	(void) memset(&ireq, 0, sizeof(ireq));
3993 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3994 	ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
3995 	ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
3996 	ireq.i_data = &routes;
3997 	ireq.i_len = sizeof(routes);
3998 	if (ioctl(s, SIOCG80211, &ireq) < 0)
3999 	 	err(1, "unable to get the Mesh routing table");
4000 
4001 	printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4002 		, "DEST"
4003 		, "NEXT HOP"
4004 		, "HOPS"
4005 		, "METRIC"
4006 		, "LIFETIME"
4007 		, "MSEQ"
4008 		, "FLAGS");
4009 
4010 	for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4011 		printf("%s ",
4012 		    ether_ntoa((const struct ether_addr *)rt->imr_dest));
4013 		printf("%s %4u   %4u   %6u %6u    %c%c\n",
4014 			ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4015 			rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4016 			rt->imr_lastmseq,
4017 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4018 			    'V' : '!',
4019 			(rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4020 			    'P' : ' ');
4021 	}
4022 }
4023 
4024 static
4025 DECL_CMD_FUNC(set80211list, arg, d)
4026 {
4027 #define	iseq(a,b)	(strncasecmp(a,b,sizeof(b)-1) == 0)
4028 
4029 	LINE_INIT('\t');
4030 
4031 	if (iseq(arg, "sta"))
4032 		list_stations(s);
4033 	else if (iseq(arg, "scan") || iseq(arg, "ap"))
4034 		list_scan(s);
4035 	else if (iseq(arg, "chan") || iseq(arg, "freq"))
4036 		list_channels(s, 1);
4037 	else if (iseq(arg, "active"))
4038 		list_channels(s, 0);
4039 	else if (iseq(arg, "keys"))
4040 		list_keys(s);
4041 	else if (iseq(arg, "caps"))
4042 		list_capabilities(s);
4043 	else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4044 		list_wme(s);
4045 	else if (iseq(arg, "mac"))
4046 		list_mac(s);
4047 	else if (iseq(arg, "txpow"))
4048 		list_txpow(s);
4049 	else if (iseq(arg, "roam"))
4050 		list_roam(s);
4051 	else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4052 		list_txparams(s);
4053 	else if (iseq(arg, "regdomain"))
4054 		list_regdomain(s, 1);
4055 	else if (iseq(arg, "countries"))
4056 		list_countries();
4057 	else if (iseq(arg, "mesh"))
4058 		list_mesh(s);
4059 	else
4060 		errx(1, "Don't know how to list %s for %s", arg, name);
4061 	LINE_BREAK();
4062 #undef iseq
4063 }
4064 
4065 static enum ieee80211_opmode
4066 get80211opmode(int s)
4067 {
4068 	struct ifmediareq ifmr;
4069 
4070 	(void) memset(&ifmr, 0, sizeof(ifmr));
4071 	(void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4072 
4073 	if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4074 		if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4075 			if (ifmr.ifm_current & IFM_FLAG0)
4076 				return IEEE80211_M_AHDEMO;
4077 			else
4078 				return IEEE80211_M_IBSS;
4079 		}
4080 		if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4081 			return IEEE80211_M_HOSTAP;
4082 		if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4083 			return IEEE80211_M_MONITOR;
4084 		if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4085 			return IEEE80211_M_MBSS;
4086 	}
4087 	return IEEE80211_M_STA;
4088 }
4089 
4090 #if 0
4091 static void
4092 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4093 {
4094 	switch (ireq->i_val) {
4095 	case IEEE80211_CIPHER_WEP:
4096 		ireq->i_type = keylenop;
4097 		if (ioctl(s, SIOCG80211, ireq) != -1)
4098 			printf("WEP-%s",
4099 			    ireq->i_len <= 5 ? "40" :
4100 			    ireq->i_len <= 13 ? "104" : "128");
4101 		else
4102 			printf("WEP");
4103 		break;
4104 	case IEEE80211_CIPHER_TKIP:
4105 		printf("TKIP");
4106 		break;
4107 	case IEEE80211_CIPHER_AES_OCB:
4108 		printf("AES-OCB");
4109 		break;
4110 	case IEEE80211_CIPHER_AES_CCM:
4111 		printf("AES-CCM");
4112 		break;
4113 	case IEEE80211_CIPHER_CKIP:
4114 		printf("CKIP");
4115 		break;
4116 	case IEEE80211_CIPHER_NONE:
4117 		printf("NONE");
4118 		break;
4119 	default:
4120 		printf("UNKNOWN (0x%x)", ireq->i_val);
4121 		break;
4122 	}
4123 }
4124 #endif
4125 
4126 static void
4127 printkey(const struct ieee80211req_key *ik)
4128 {
4129 	static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4130 	int keylen = ik->ik_keylen;
4131 	int printcontents;
4132 
4133 	printcontents = printkeys &&
4134 		(memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4135 	if (printcontents)
4136 		LINE_BREAK();
4137 	switch (ik->ik_type) {
4138 	case IEEE80211_CIPHER_WEP:
4139 		/* compatibility */
4140 		LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4141 		    keylen <= 5 ? "40-bit" :
4142 		    keylen <= 13 ? "104-bit" : "128-bit");
4143 		break;
4144 	case IEEE80211_CIPHER_TKIP:
4145 		if (keylen > 128/8)
4146 			keylen -= 128/8;	/* ignore MIC for now */
4147 		LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4148 		break;
4149 	case IEEE80211_CIPHER_AES_OCB:
4150 		LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4151 		break;
4152 	case IEEE80211_CIPHER_AES_CCM:
4153 		LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4154 		break;
4155 	case IEEE80211_CIPHER_CKIP:
4156 		LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4157 		break;
4158 	case IEEE80211_CIPHER_NONE:
4159 		LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4160 		break;
4161 	default:
4162 		LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4163 			ik->ik_type, ik->ik_keyix+1, 8*keylen);
4164 		break;
4165 	}
4166 	if (printcontents) {
4167 		int i;
4168 
4169 		printf(" <");
4170 		for (i = 0; i < keylen; i++)
4171 			printf("%02x", ik->ik_keydata[i]);
4172 		printf(">");
4173 		if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4174 		    (ik->ik_keyrsc != 0 || verbose))
4175 			printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4176 		if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4177 		    (ik->ik_keytsc != 0 || verbose))
4178 			printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4179 		if (ik->ik_flags != 0 && verbose) {
4180 			const char *sep = " ";
4181 
4182 			if (ik->ik_flags & IEEE80211_KEY_XMIT)
4183 				printf("%stx", sep), sep = "+";
4184 			if (ik->ik_flags & IEEE80211_KEY_RECV)
4185 				printf("%srx", sep), sep = "+";
4186 			if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4187 				printf("%sdef", sep), sep = "+";
4188 		}
4189 		LINE_BREAK();
4190 	}
4191 }
4192 
4193 static void
4194 printrate(const char *tag, int v, int defrate, int defmcs)
4195 {
4196 	if ((v & IEEE80211_RATE_MCS) == 0) {
4197 		if (v != defrate) {
4198 			if (v & 1)
4199 				LINE_CHECK("%s %d.5", tag, v/2);
4200 			else
4201 				LINE_CHECK("%s %d", tag, v/2);
4202 		}
4203 	} else {
4204 		if (v != defmcs)
4205 			LINE_CHECK("%s %d", tag, v &~ 0x80);
4206 	}
4207 }
4208 
4209 static int
4210 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4211 {
4212 	struct ieee80211req ireq;
4213 
4214 	(void) memset(&ireq, 0, sizeof(ireq));
4215 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4216 	ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4217 	ireq.i_val = ix;
4218 	ireq.i_data = data;
4219 	ireq.i_len = len;
4220 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4221 		return -1;
4222 	*plen = ireq.i_len;
4223 	return 0;
4224 }
4225 
4226 static void
4227 ieee80211_status(int s)
4228 {
4229 	static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4230 	enum ieee80211_opmode opmode = get80211opmode(s);
4231 	int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4232 	uint8_t data[32];
4233 	const struct ieee80211_channel *c;
4234 	const struct ieee80211_roamparam *rp;
4235 	const struct ieee80211_txparam *tp;
4236 
4237 	if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4238 		/* If we can't get the SSID, this isn't an 802.11 device. */
4239 		return;
4240 	}
4241 
4242 	/*
4243 	 * Invalidate cached state so printing status for multiple
4244 	 * if's doesn't reuse the first interfaces' cached state.
4245 	 */
4246 	gotcurchan = 0;
4247 	gotroam = 0;
4248 	gottxparams = 0;
4249 	gothtconf = 0;
4250 	gotregdomain = 0;
4251 
4252 	printf("\t");
4253 	if (opmode == IEEE80211_M_MBSS) {
4254 		printf("meshid ");
4255 		getid(s, 0, data, sizeof(data), &len, 1);
4256 		print_string(data, len);
4257 	} else {
4258 		if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4259 			num = 0;
4260 		printf("ssid ");
4261 		if (num > 1) {
4262 			for (i = 0; i < num; i++) {
4263 				if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4264 					printf(" %d:", i + 1);
4265 					print_string(data, len);
4266 				}
4267 			}
4268 		} else
4269 			print_string(data, len);
4270 	}
4271 	c = getcurchan(s);
4272 	if (c->ic_freq != IEEE80211_CHAN_ANY) {
4273 		char buf[14];
4274 		printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4275 			get_chaninfo(c, 1, buf, sizeof(buf)));
4276 	} else if (verbose)
4277 		printf(" channel UNDEF");
4278 
4279 	if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4280 	    (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4281 		printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4282 
4283 	if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4284 		printf("\n\tstationname ");
4285 		print_string(data, len);
4286 	}
4287 
4288 	spacer = ' ';		/* force first break */
4289 	LINE_BREAK();
4290 
4291 	list_regdomain(s, 0);
4292 
4293 	wpa = 0;
4294 	if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4295 		switch (val) {
4296 		case IEEE80211_AUTH_NONE:
4297 			LINE_CHECK("authmode NONE");
4298 			break;
4299 		case IEEE80211_AUTH_OPEN:
4300 			LINE_CHECK("authmode OPEN");
4301 			break;
4302 		case IEEE80211_AUTH_SHARED:
4303 			LINE_CHECK("authmode SHARED");
4304 			break;
4305 		case IEEE80211_AUTH_8021X:
4306 			LINE_CHECK("authmode 802.1x");
4307 			break;
4308 		case IEEE80211_AUTH_WPA:
4309 			if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4310 				wpa = 1;	/* default to WPA1 */
4311 			switch (wpa) {
4312 			case 2:
4313 				LINE_CHECK("authmode WPA2/802.11i");
4314 				break;
4315 			case 3:
4316 				LINE_CHECK("authmode WPA1+WPA2/802.11i");
4317 				break;
4318 			default:
4319 				LINE_CHECK("authmode WPA");
4320 				break;
4321 			}
4322 			break;
4323 		case IEEE80211_AUTH_AUTO:
4324 			LINE_CHECK("authmode AUTO");
4325 			break;
4326 		default:
4327 			LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4328 			break;
4329 		}
4330 	}
4331 
4332 	if (wpa || verbose) {
4333 		if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4334 			if (val)
4335 				LINE_CHECK("wps");
4336 			else if (verbose)
4337 				LINE_CHECK("-wps");
4338 		}
4339 		if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4340 			if (val)
4341 				LINE_CHECK("tsn");
4342 			else if (verbose)
4343 				LINE_CHECK("-tsn");
4344 		}
4345 		if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4346 			if (val)
4347 				LINE_CHECK("countermeasures");
4348 			else if (verbose)
4349 				LINE_CHECK("-countermeasures");
4350 		}
4351 #if 0
4352 		/* XXX not interesting with WPA done in user space */
4353 		ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4354 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4355 		}
4356 
4357 		ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4358 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4359 			LINE_CHECK("mcastcipher ");
4360 			printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4361 			spacer = ' ';
4362 		}
4363 
4364 		ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4365 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4366 			LINE_CHECK("ucastcipher ");
4367 			printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4368 		}
4369 
4370 		if (wpa & 2) {
4371 			ireq.i_type = IEEE80211_IOC_RSNCAPS;
4372 			if (ioctl(s, SIOCG80211, &ireq) != -1) {
4373 				LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4374 				spacer = ' ';
4375 			}
4376 		}
4377 
4378 		ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4379 		if (ioctl(s, SIOCG80211, &ireq) != -1) {
4380 		}
4381 #endif
4382 	}
4383 
4384 	if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4385 	    wepmode != IEEE80211_WEP_NOSUP) {
4386 		int firstkey;
4387 
4388 		switch (wepmode) {
4389 		case IEEE80211_WEP_OFF:
4390 			LINE_CHECK("privacy OFF");
4391 			break;
4392 		case IEEE80211_WEP_ON:
4393 			LINE_CHECK("privacy ON");
4394 			break;
4395 		case IEEE80211_WEP_MIXED:
4396 			LINE_CHECK("privacy MIXED");
4397 			break;
4398 		default:
4399 			LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4400 			break;
4401 		}
4402 
4403 		/*
4404 		 * If we get here then we've got WEP support so we need
4405 		 * to print WEP status.
4406 		 */
4407 
4408 		if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4409 			warn("WEP support, but no tx key!");
4410 			goto end;
4411 		}
4412 		if (val != -1)
4413 			LINE_CHECK("deftxkey %d", val+1);
4414 		else if (wepmode != IEEE80211_WEP_OFF || verbose)
4415 			LINE_CHECK("deftxkey UNDEF");
4416 
4417 		if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4418 			warn("WEP support, but no NUMWEPKEYS support!");
4419 			goto end;
4420 		}
4421 
4422 		firstkey = 1;
4423 		for (i = 0; i < num; i++) {
4424 			struct ieee80211req_key ik;
4425 
4426 			memset(&ik, 0, sizeof(ik));
4427 			ik.ik_keyix = i;
4428 			if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4429 				warn("WEP support, but can get keys!");
4430 				goto end;
4431 			}
4432 			if (ik.ik_keylen != 0) {
4433 				if (verbose)
4434 					LINE_BREAK();
4435 				printkey(&ik);
4436 				firstkey = 0;
4437 			}
4438 		}
4439 end:
4440 		;
4441 	}
4442 
4443 	if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4444 	    val != IEEE80211_POWERSAVE_NOSUP ) {
4445 		if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4446 			switch (val) {
4447 			case IEEE80211_POWERSAVE_OFF:
4448 				LINE_CHECK("powersavemode OFF");
4449 				break;
4450 			case IEEE80211_POWERSAVE_CAM:
4451 				LINE_CHECK("powersavemode CAM");
4452 				break;
4453 			case IEEE80211_POWERSAVE_PSP:
4454 				LINE_CHECK("powersavemode PSP");
4455 				break;
4456 			case IEEE80211_POWERSAVE_PSP_CAM:
4457 				LINE_CHECK("powersavemode PSP-CAM");
4458 				break;
4459 			}
4460 			if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4461 				LINE_CHECK("powersavesleep %d", val);
4462 		}
4463 	}
4464 
4465 	if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4466 		if (val & 1)
4467 			LINE_CHECK("txpower %d.5", val/2);
4468 		else
4469 			LINE_CHECK("txpower %d", val/2);
4470 	}
4471 	if (verbose) {
4472 		if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4473 			LINE_CHECK("txpowmax %.1f", val/2.);
4474 	}
4475 
4476 	if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4477 		if (val)
4478 			LINE_CHECK("dotd");
4479 		else if (verbose)
4480 			LINE_CHECK("-dotd");
4481 	}
4482 
4483 	if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4484 		if (val != IEEE80211_RTS_MAX || verbose)
4485 			LINE_CHECK("rtsthreshold %d", val);
4486 	}
4487 
4488 	if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4489 		if (val != IEEE80211_FRAG_MAX || verbose)
4490 			LINE_CHECK("fragthreshold %d", val);
4491 	}
4492 	if (opmode == IEEE80211_M_STA || verbose) {
4493 		if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4494 			if (val != IEEE80211_HWBMISS_MAX || verbose)
4495 				LINE_CHECK("bmiss %d", val);
4496 		}
4497 	}
4498 
4499 	if (!verbose) {
4500 		gettxparams(s);
4501 		tp = &txparams.params[chan2mode(c)];
4502 		printrate("ucastrate", tp->ucastrate,
4503 		    IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4504 		printrate("mcastrate", tp->mcastrate, 2*1,
4505 		    IEEE80211_RATE_MCS|0);
4506 		printrate("mgmtrate", tp->mgmtrate, 2*1,
4507 		    IEEE80211_RATE_MCS|0);
4508 		if (tp->maxretry != 6)		/* XXX */
4509 			LINE_CHECK("maxretry %d", tp->maxretry);
4510 	} else {
4511 		LINE_BREAK();
4512 		list_txparams(s);
4513 	}
4514 
4515 	bgscaninterval = -1;
4516 	(void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4517 
4518 	if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4519 		if (val != bgscaninterval || verbose)
4520 			LINE_CHECK("scanvalid %u", val);
4521 	}
4522 
4523 	bgscan = 0;
4524 	if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4525 		if (bgscan)
4526 			LINE_CHECK("bgscan");
4527 		else if (verbose)
4528 			LINE_CHECK("-bgscan");
4529 	}
4530 	if (bgscan || verbose) {
4531 		if (bgscaninterval != -1)
4532 			LINE_CHECK("bgscanintvl %u", bgscaninterval);
4533 		if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4534 			LINE_CHECK("bgscanidle %u", val);
4535 		if (!verbose) {
4536 			getroam(s);
4537 			rp = &roamparams.params[chan2mode(c)];
4538 			if (rp->rssi & 1)
4539 				LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4540 			else
4541 				LINE_CHECK("roam:rssi %u", rp->rssi/2);
4542 			LINE_CHECK("roam:rate %u", rp->rate/2);
4543 		} else {
4544 			LINE_BREAK();
4545 			list_roam(s);
4546 			LINE_BREAK();
4547 		}
4548 	}
4549 
4550 	if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4551 		if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4552 			if (val)
4553 				LINE_CHECK("pureg");
4554 			else if (verbose)
4555 				LINE_CHECK("-pureg");
4556 		}
4557 		if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4558 			switch (val) {
4559 			case IEEE80211_PROTMODE_OFF:
4560 				LINE_CHECK("protmode OFF");
4561 				break;
4562 			case IEEE80211_PROTMODE_CTS:
4563 				LINE_CHECK("protmode CTS");
4564 				break;
4565 			case IEEE80211_PROTMODE_RTSCTS:
4566 				LINE_CHECK("protmode RTSCTS");
4567 				break;
4568 			default:
4569 				LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4570 				break;
4571 			}
4572 		}
4573 	}
4574 
4575 	if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4576 		gethtconf(s);
4577 		switch (htconf & 3) {
4578 		case 0:
4579 		case 2:
4580 			LINE_CHECK("-ht");
4581 			break;
4582 		case 1:
4583 			LINE_CHECK("ht20");
4584 			break;
4585 		case 3:
4586 			if (verbose)
4587 				LINE_CHECK("ht");
4588 			break;
4589 		}
4590 		if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4591 			if (!val)
4592 				LINE_CHECK("-htcompat");
4593 			else if (verbose)
4594 				LINE_CHECK("htcompat");
4595 		}
4596 		if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4597 			switch (val) {
4598 			case 0:
4599 				LINE_CHECK("-ampdu");
4600 				break;
4601 			case 1:
4602 				LINE_CHECK("ampdutx -ampdurx");
4603 				break;
4604 			case 2:
4605 				LINE_CHECK("-ampdutx ampdurx");
4606 				break;
4607 			case 3:
4608 				if (verbose)
4609 					LINE_CHECK("ampdu");
4610 				break;
4611 			}
4612 		}
4613 		if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4614 			switch (val) {
4615 			case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4616 				LINE_CHECK("ampdulimit 8k");
4617 				break;
4618 			case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4619 				LINE_CHECK("ampdulimit 16k");
4620 				break;
4621 			case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4622 				LINE_CHECK("ampdulimit 32k");
4623 				break;
4624 			case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4625 				LINE_CHECK("ampdulimit 64k");
4626 				break;
4627 			}
4628 		}
4629 		if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4630 			switch (val) {
4631 			case IEEE80211_HTCAP_MPDUDENSITY_NA:
4632 				if (verbose)
4633 					LINE_CHECK("ampdudensity NA");
4634 				break;
4635 			case IEEE80211_HTCAP_MPDUDENSITY_025:
4636 				LINE_CHECK("ampdudensity .25");
4637 				break;
4638 			case IEEE80211_HTCAP_MPDUDENSITY_05:
4639 				LINE_CHECK("ampdudensity .5");
4640 				break;
4641 			case IEEE80211_HTCAP_MPDUDENSITY_1:
4642 				LINE_CHECK("ampdudensity 1");
4643 				break;
4644 			case IEEE80211_HTCAP_MPDUDENSITY_2:
4645 				LINE_CHECK("ampdudensity 2");
4646 				break;
4647 			case IEEE80211_HTCAP_MPDUDENSITY_4:
4648 				LINE_CHECK("ampdudensity 4");
4649 				break;
4650 			case IEEE80211_HTCAP_MPDUDENSITY_8:
4651 				LINE_CHECK("ampdudensity 8");
4652 				break;
4653 			case IEEE80211_HTCAP_MPDUDENSITY_16:
4654 				LINE_CHECK("ampdudensity 16");
4655 				break;
4656 			}
4657 		}
4658 		if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4659 			switch (val) {
4660 			case 0:
4661 				LINE_CHECK("-amsdu");
4662 				break;
4663 			case 1:
4664 				LINE_CHECK("amsdutx -amsdurx");
4665 				break;
4666 			case 2:
4667 				LINE_CHECK("-amsdutx amsdurx");
4668 				break;
4669 			case 3:
4670 				if (verbose)
4671 					LINE_CHECK("amsdu");
4672 				break;
4673 			}
4674 		}
4675 		/* XXX amsdu limit */
4676 		if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4677 			if (val)
4678 				LINE_CHECK("shortgi");
4679 			else if (verbose)
4680 				LINE_CHECK("-shortgi");
4681 		}
4682 		if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4683 			if (val == IEEE80211_PROTMODE_OFF)
4684 				LINE_CHECK("htprotmode OFF");
4685 			else if (val != IEEE80211_PROTMODE_RTSCTS)
4686 				LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4687 			else if (verbose)
4688 				LINE_CHECK("htprotmode RTSCTS");
4689 		}
4690 		if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4691 			if (val)
4692 				LINE_CHECK("puren");
4693 			else if (verbose)
4694 				LINE_CHECK("-puren");
4695 		}
4696 		if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4697 			if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4698 				LINE_CHECK("smpsdyn");
4699 			else if (val == IEEE80211_HTCAP_SMPS_ENA)
4700 				LINE_CHECK("smps");
4701 			else if (verbose)
4702 				LINE_CHECK("-smps");
4703 		}
4704 		if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4705 			if (val)
4706 				LINE_CHECK("rifs");
4707 			else if (verbose)
4708 				LINE_CHECK("-rifs");
4709 		}
4710 	}
4711 
4712 	if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4713 		if (wme)
4714 			LINE_CHECK("wme");
4715 		else if (verbose)
4716 			LINE_CHECK("-wme");
4717 	} else
4718 		wme = 0;
4719 
4720 	if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4721 		if (val)
4722 			LINE_CHECK("burst");
4723 		else if (verbose)
4724 			LINE_CHECK("-burst");
4725 	}
4726 
4727 	if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4728 		if (val)
4729 			LINE_CHECK("ff");
4730 		else if (verbose)
4731 			LINE_CHECK("-ff");
4732 	}
4733 	if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4734 		if (val)
4735 			LINE_CHECK("dturbo");
4736 		else if (verbose)
4737 			LINE_CHECK("-dturbo");
4738 	}
4739 	if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4740 		if (val)
4741 			LINE_CHECK("dwds");
4742 		else if (verbose)
4743 			LINE_CHECK("-dwds");
4744 	}
4745 
4746 	if (opmode == IEEE80211_M_HOSTAP) {
4747 		if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4748 			if (val)
4749 				LINE_CHECK("hidessid");
4750 			else if (verbose)
4751 				LINE_CHECK("-hidessid");
4752 		}
4753 		if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4754 			if (!val)
4755 				LINE_CHECK("-apbridge");
4756 			else if (verbose)
4757 				LINE_CHECK("apbridge");
4758 		}
4759 		if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4760 			LINE_CHECK("dtimperiod %u", val);
4761 
4762 		if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4763 			if (!val)
4764 				LINE_CHECK("-doth");
4765 			else if (verbose)
4766 				LINE_CHECK("doth");
4767 		}
4768 		if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4769 			if (!val)
4770 				LINE_CHECK("-dfs");
4771 			else if (verbose)
4772 				LINE_CHECK("dfs");
4773 		}
4774 		if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4775 			if (!val)
4776 				LINE_CHECK("-inact");
4777 			else if (verbose)
4778 				LINE_CHECK("inact");
4779 		}
4780 	} else {
4781 		if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4782 			if (val != IEEE80211_ROAMING_AUTO || verbose) {
4783 				switch (val) {
4784 				case IEEE80211_ROAMING_DEVICE:
4785 					LINE_CHECK("roaming DEVICE");
4786 					break;
4787 				case IEEE80211_ROAMING_AUTO:
4788 					LINE_CHECK("roaming AUTO");
4789 					break;
4790 				case IEEE80211_ROAMING_MANUAL:
4791 					LINE_CHECK("roaming MANUAL");
4792 					break;
4793 				default:
4794 					LINE_CHECK("roaming UNKNOWN (0x%x)",
4795 						val);
4796 					break;
4797 				}
4798 			}
4799 		}
4800 	}
4801 
4802 	if (opmode == IEEE80211_M_AHDEMO) {
4803 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4804 			LINE_CHECK("tdmaslot %u", val);
4805 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4806 			LINE_CHECK("tdmaslotcnt %u", val);
4807 		if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4808 			LINE_CHECK("tdmaslotlen %u", val);
4809 		if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4810 			LINE_CHECK("tdmabintval %u", val);
4811 	} else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4812 		/* XXX default define not visible */
4813 		if (val != 100 || verbose)
4814 			LINE_CHECK("bintval %u", val);
4815 	}
4816 
4817 	if (wme && verbose) {
4818 		LINE_BREAK();
4819 		list_wme(s);
4820 	}
4821 
4822 	if (opmode == IEEE80211_M_MBSS) {
4823 		if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4824 			LINE_CHECK("meshttl %u", val);
4825 		}
4826 		if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4827 			if (val)
4828 				LINE_CHECK("meshpeering");
4829 			else
4830 				LINE_CHECK("-meshpeering");
4831 		}
4832 		if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4833 			if (val)
4834 				LINE_CHECK("meshforward");
4835 			else
4836 				LINE_CHECK("-meshforward");
4837 		}
4838 		if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4839 		    &len) != -1) {
4840 			data[len] = '\0';
4841 			LINE_CHECK("meshmetric %s", data);
4842 		}
4843 		if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
4844 		    &len) != -1) {
4845 			data[len] = '\0';
4846 			LINE_CHECK("meshpath %s", data);
4847 		}
4848 		if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
4849 			switch (val) {
4850 			case IEEE80211_HWMP_ROOTMODE_DISABLED:
4851 				LINE_CHECK("hwmprootmode DISABLED");
4852 				break;
4853 			case IEEE80211_HWMP_ROOTMODE_NORMAL:
4854 				LINE_CHECK("hwmprootmode NORMAL");
4855 				break;
4856 			case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
4857 				LINE_CHECK("hwmprootmode PROACTIVE");
4858 				break;
4859 			case IEEE80211_HWMP_ROOTMODE_RANN:
4860 				LINE_CHECK("hwmprootmode RANN");
4861 				break;
4862 			default:
4863 				LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
4864 				break;
4865 			}
4866 		}
4867 		if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
4868 			LINE_CHECK("hwmpmaxhops %u", val);
4869 		}
4870 	}
4871 
4872 	LINE_BREAK();
4873 }
4874 
4875 static int
4876 get80211(int s, int type, void *data, int len)
4877 {
4878 	struct ieee80211req ireq;
4879 
4880 	(void) memset(&ireq, 0, sizeof(ireq));
4881 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4882 	ireq.i_type = type;
4883 	ireq.i_data = data;
4884 	ireq.i_len = len;
4885 	return ioctl(s, SIOCG80211, &ireq);
4886 }
4887 
4888 static int
4889 get80211len(int s, int type, void *data, int len, int *plen)
4890 {
4891 	struct ieee80211req ireq;
4892 
4893 	(void) memset(&ireq, 0, sizeof(ireq));
4894 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4895 	ireq.i_type = type;
4896 	ireq.i_len = len;
4897 	assert(ireq.i_len == len);	/* NB: check for 16-bit truncation */
4898 	ireq.i_data = data;
4899 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4900 		return -1;
4901 	*plen = ireq.i_len;
4902 	return 0;
4903 }
4904 
4905 static int
4906 get80211val(int s, int type, int *val)
4907 {
4908 	struct ieee80211req ireq;
4909 
4910 	(void) memset(&ireq, 0, sizeof(ireq));
4911 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4912 	ireq.i_type = type;
4913 	if (ioctl(s, SIOCG80211, &ireq) < 0)
4914 		return -1;
4915 	*val = ireq.i_val;
4916 	return 0;
4917 }
4918 
4919 static void
4920 set80211(int s, int type, int val, int len, void *data)
4921 {
4922 	struct ieee80211req	ireq;
4923 
4924 	(void) memset(&ireq, 0, sizeof(ireq));
4925 	(void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4926 	ireq.i_type = type;
4927 	ireq.i_val = val;
4928 	ireq.i_len = len;
4929 	assert(ireq.i_len == len);	/* NB: check for 16-bit truncation */
4930 	ireq.i_data = data;
4931 	if (ioctl(s, SIOCS80211, &ireq) < 0)
4932 		err(1, "SIOCS80211");
4933 }
4934 
4935 static const char *
4936 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
4937 {
4938 	int len;
4939 	int hexstr;
4940 	u_int8_t *p;
4941 
4942 	len = *lenp;
4943 	p = buf;
4944 	hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
4945 	if (hexstr)
4946 		val += 2;
4947 	for (;;) {
4948 		if (*val == '\0')
4949 			break;
4950 		if (sep != NULL && strchr(sep, *val) != NULL) {
4951 			val++;
4952 			break;
4953 		}
4954 		if (hexstr) {
4955 			if (!isxdigit((u_char)val[0])) {
4956 				warnx("bad hexadecimal digits");
4957 				return NULL;
4958 			}
4959 			if (!isxdigit((u_char)val[1])) {
4960 				warnx("odd count hexadecimal digits");
4961 				return NULL;
4962 			}
4963 		}
4964 		if (p >= buf + len) {
4965 			if (hexstr)
4966 				warnx("hexadecimal digits too long");
4967 			else
4968 				warnx("string too long");
4969 			return NULL;
4970 		}
4971 		if (hexstr) {
4972 #define	tohex(x)	(isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
4973 			*p++ = (tohex((u_char)val[0]) << 4) |
4974 			    tohex((u_char)val[1]);
4975 #undef tohex
4976 			val += 2;
4977 		} else
4978 			*p++ = *val++;
4979 	}
4980 	len = p - buf;
4981 	/* The string "-" is treated as the empty string. */
4982 	if (!hexstr && len == 1 && buf[0] == '-') {
4983 		len = 0;
4984 		memset(buf, 0, *lenp);
4985 	} else if (len < *lenp)
4986 		memset(p, 0, *lenp - len);
4987 	*lenp = len;
4988 	return val;
4989 }
4990 
4991 static void
4992 print_string(const u_int8_t *buf, int len)
4993 {
4994 	int i;
4995 	int hasspc;
4996 
4997 	i = 0;
4998 	hasspc = 0;
4999 	for (; i < len; i++) {
5000 		if (!isprint(buf[i]) && buf[i] != '\0')
5001 			break;
5002 		if (isspace(buf[i]))
5003 			hasspc++;
5004 	}
5005 	if (i == len) {
5006 		if (hasspc || len == 0 || buf[0] == '\0')
5007 			printf("\"%.*s\"", len, buf);
5008 		else
5009 			printf("%.*s", len, buf);
5010 	} else {
5011 		printf("0x");
5012 		for (i = 0; i < len; i++)
5013 			printf("%02x", buf[i]);
5014 	}
5015 }
5016 
5017 /*
5018  * Virtual AP cloning support.
5019  */
5020 static struct ieee80211_clone_params params = {
5021 	.icp_opmode	= IEEE80211_M_STA,	/* default to station mode */
5022 };
5023 
5024 static void
5025 wlan_create(int s, struct ifreq *ifr)
5026 {
5027 	static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5028 
5029 	if (params.icp_parent[0] == '\0')
5030 		errx(1, "must specify a parent device (wlandev) when creating "
5031 		    "a wlan device");
5032 	if (params.icp_opmode == IEEE80211_M_WDS &&
5033 	    memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5034 		errx(1, "no bssid specified for WDS (use wlanbssid)");
5035 	ifr->ifr_data = (caddr_t) &params;
5036 	if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5037 		err(1, "SIOCIFCREATE2");
5038 }
5039 
5040 static
5041 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5042 {
5043 	strlcpy(params.icp_parent, arg, IFNAMSIZ);
5044 }
5045 
5046 static
5047 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5048 {
5049 	const struct ether_addr *ea;
5050 
5051 	ea = ether_aton(arg);
5052 	if (ea == NULL)
5053 		errx(1, "%s: cannot parse bssid", arg);
5054 	memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5055 }
5056 
5057 static
5058 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5059 {
5060 	const struct ether_addr *ea;
5061 
5062 	ea = ether_aton(arg);
5063 	if (ea == NULL)
5064 		errx(1, "%s: cannot parse address", arg);
5065 	memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5066 	params.icp_flags |= IEEE80211_CLONE_MACADDR;
5067 }
5068 
5069 static
5070 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5071 {
5072 #define	iseq(a,b)	(strncasecmp(a,b,sizeof(b)-1) == 0)
5073 	if (iseq(arg, "sta"))
5074 		params.icp_opmode = IEEE80211_M_STA;
5075 	else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5076 		params.icp_opmode = IEEE80211_M_AHDEMO;
5077 	else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5078 		params.icp_opmode = IEEE80211_M_IBSS;
5079 	else if (iseq(arg, "ap") || iseq(arg, "host"))
5080 		params.icp_opmode = IEEE80211_M_HOSTAP;
5081 	else if (iseq(arg, "wds"))
5082 		params.icp_opmode = IEEE80211_M_WDS;
5083 	else if (iseq(arg, "monitor"))
5084 		params.icp_opmode = IEEE80211_M_MONITOR;
5085 	else if (iseq(arg, "tdma")) {
5086 		params.icp_opmode = IEEE80211_M_AHDEMO;
5087 		params.icp_flags |= IEEE80211_CLONE_TDMA;
5088 	} else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5089 		params.icp_opmode = IEEE80211_M_MBSS;
5090 	else
5091 		errx(1, "Don't know to create %s for %s", arg, name);
5092 #undef iseq
5093 }
5094 
5095 static void
5096 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5097 {
5098 	/* NB: inverted sense */
5099 	if (d)
5100 		params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5101 	else
5102 		params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5103 }
5104 
5105 static void
5106 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5107 {
5108 	if (d)
5109 		params.icp_flags |= IEEE80211_CLONE_BSSID;
5110 	else
5111 		params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5112 }
5113 
5114 static void
5115 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5116 {
5117 	if (d)
5118 		params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5119 	else
5120 		params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5121 }
5122 
5123 static struct cmd ieee80211_cmds[] = {
5124 	DEF_CMD_ARG("ssid",		set80211ssid),
5125 	DEF_CMD_ARG("nwid",		set80211ssid),
5126 	DEF_CMD_ARG("meshid",		set80211meshid),
5127 	DEF_CMD_ARG("stationname",	set80211stationname),
5128 	DEF_CMD_ARG("station",		set80211stationname),	/* BSD/OS */
5129 	DEF_CMD_ARG("channel",		set80211channel),
5130 	DEF_CMD_ARG("authmode",		set80211authmode),
5131 	DEF_CMD_ARG("powersavemode",	set80211powersavemode),
5132 	DEF_CMD("powersave",	1,	set80211powersave),
5133 	DEF_CMD("-powersave",	0,	set80211powersave),
5134 	DEF_CMD_ARG("powersavesleep", 	set80211powersavesleep),
5135 	DEF_CMD_ARG("wepmode",		set80211wepmode),
5136 	DEF_CMD("wep",		1,	set80211wep),
5137 	DEF_CMD("-wep",		0,	set80211wep),
5138 	DEF_CMD_ARG("deftxkey",		set80211weptxkey),
5139 	DEF_CMD_ARG("weptxkey",		set80211weptxkey),
5140 	DEF_CMD_ARG("wepkey",		set80211wepkey),
5141 	DEF_CMD_ARG("nwkey",		set80211nwkey),		/* NetBSD */
5142 	DEF_CMD("-nwkey",	0,	set80211wep),		/* NetBSD */
5143 	DEF_CMD_ARG("rtsthreshold",	set80211rtsthreshold),
5144 	DEF_CMD_ARG("protmode",		set80211protmode),
5145 	DEF_CMD_ARG("txpower",		set80211txpower),
5146 	DEF_CMD_ARG("roaming",		set80211roaming),
5147 	DEF_CMD("wme",		1,	set80211wme),
5148 	DEF_CMD("-wme",		0,	set80211wme),
5149 	DEF_CMD("wmm",		1,	set80211wme),
5150 	DEF_CMD("-wmm",		0,	set80211wme),
5151 	DEF_CMD("hidessid",	1,	set80211hidessid),
5152 	DEF_CMD("-hidessid",	0,	set80211hidessid),
5153 	DEF_CMD("apbridge",	1,	set80211apbridge),
5154 	DEF_CMD("-apbridge",	0,	set80211apbridge),
5155 	DEF_CMD_ARG("chanlist",		set80211chanlist),
5156 	DEF_CMD_ARG("bssid",		set80211bssid),
5157 	DEF_CMD_ARG("ap",		set80211bssid),
5158 	DEF_CMD("scan",	0,		set80211scan),
5159 	DEF_CMD_ARG("list",		set80211list),
5160 	DEF_CMD_ARG2("cwmin",		set80211cwmin),
5161 	DEF_CMD_ARG2("cwmax",		set80211cwmax),
5162 	DEF_CMD_ARG2("aifs",		set80211aifs),
5163 	DEF_CMD_ARG2("txoplimit",	set80211txoplimit),
5164 	DEF_CMD_ARG("acm",		set80211acm),
5165 	DEF_CMD_ARG("-acm",		set80211noacm),
5166 	DEF_CMD_ARG("ack",		set80211ackpolicy),
5167 	DEF_CMD_ARG("-ack",		set80211noackpolicy),
5168 	DEF_CMD_ARG2("bss:cwmin",	set80211bsscwmin),
5169 	DEF_CMD_ARG2("bss:cwmax",	set80211bsscwmax),
5170 	DEF_CMD_ARG2("bss:aifs",	set80211bssaifs),
5171 	DEF_CMD_ARG2("bss:txoplimit",	set80211bsstxoplimit),
5172 	DEF_CMD_ARG("dtimperiod",	set80211dtimperiod),
5173 	DEF_CMD_ARG("bintval",		set80211bintval),
5174 	DEF_CMD("mac:open",	IEEE80211_MACCMD_POLICY_OPEN,	set80211maccmd),
5175 	DEF_CMD("mac:allow",	IEEE80211_MACCMD_POLICY_ALLOW,	set80211maccmd),
5176 	DEF_CMD("mac:deny",	IEEE80211_MACCMD_POLICY_DENY,	set80211maccmd),
5177 	DEF_CMD("mac:radius",	IEEE80211_MACCMD_POLICY_RADIUS,	set80211maccmd),
5178 	DEF_CMD("mac:flush",	IEEE80211_MACCMD_FLUSH,		set80211maccmd),
5179 	DEF_CMD("mac:detach",	IEEE80211_MACCMD_DETACH,	set80211maccmd),
5180 	DEF_CMD_ARG("mac:add",		set80211addmac),
5181 	DEF_CMD_ARG("mac:del",		set80211delmac),
5182 	DEF_CMD_ARG("mac:kick",		set80211kickmac),
5183 	DEF_CMD("pureg",	1,	set80211pureg),
5184 	DEF_CMD("-pureg",	0,	set80211pureg),
5185 	DEF_CMD("ff",		1,	set80211fastframes),
5186 	DEF_CMD("-ff",		0,	set80211fastframes),
5187 	DEF_CMD("dturbo",	1,	set80211dturbo),
5188 	DEF_CMD("-dturbo",	0,	set80211dturbo),
5189 	DEF_CMD("bgscan",	1,	set80211bgscan),
5190 	DEF_CMD("-bgscan",	0,	set80211bgscan),
5191 	DEF_CMD_ARG("bgscanidle",	set80211bgscanidle),
5192 	DEF_CMD_ARG("bgscanintvl",	set80211bgscanintvl),
5193 	DEF_CMD_ARG("scanvalid",	set80211scanvalid),
5194 	DEF_CMD("quiet",        1,      set80211quiet),
5195 	DEF_CMD("-quiet",       0,      set80211quiet),
5196 	DEF_CMD_ARG("quiet_count",      set80211quietcount),
5197 	DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5198 	DEF_CMD_ARG("quiet_dur",        set80211quietduration),
5199 	DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5200 	DEF_CMD_ARG("roam:rssi",	set80211roamrssi),
5201 	DEF_CMD_ARG("roam:rate",	set80211roamrate),
5202 	DEF_CMD_ARG("mcastrate",	set80211mcastrate),
5203 	DEF_CMD_ARG("ucastrate",	set80211ucastrate),
5204 	DEF_CMD_ARG("mgtrate",		set80211mgtrate),
5205 	DEF_CMD_ARG("mgmtrate",		set80211mgtrate),
5206 	DEF_CMD_ARG("maxretry",		set80211maxretry),
5207 	DEF_CMD_ARG("fragthreshold",	set80211fragthreshold),
5208 	DEF_CMD("burst",	1,	set80211burst),
5209 	DEF_CMD("-burst",	0,	set80211burst),
5210 	DEF_CMD_ARG("bmiss",		set80211bmissthreshold),
5211 	DEF_CMD_ARG("bmissthreshold",	set80211bmissthreshold),
5212 	DEF_CMD("shortgi",	1,	set80211shortgi),
5213 	DEF_CMD("-shortgi",	0,	set80211shortgi),
5214 	DEF_CMD("ampdurx",	2,	set80211ampdu),
5215 	DEF_CMD("-ampdurx",	-2,	set80211ampdu),
5216 	DEF_CMD("ampdutx",	1,	set80211ampdu),
5217 	DEF_CMD("-ampdutx",	-1,	set80211ampdu),
5218 	DEF_CMD("ampdu",	3,	set80211ampdu),		/* NB: tx+rx */
5219 	DEF_CMD("-ampdu",	-3,	set80211ampdu),
5220 	DEF_CMD_ARG("ampdulimit",	set80211ampdulimit),
5221 	DEF_CMD_ARG("ampdudensity",	set80211ampdudensity),
5222 	DEF_CMD("amsdurx",	2,	set80211amsdu),
5223 	DEF_CMD("-amsdurx",	-2,	set80211amsdu),
5224 	DEF_CMD("amsdutx",	1,	set80211amsdu),
5225 	DEF_CMD("-amsdutx",	-1,	set80211amsdu),
5226 	DEF_CMD("amsdu",	3,	set80211amsdu),		/* NB: tx+rx */
5227 	DEF_CMD("-amsdu",	-3,	set80211amsdu),
5228 	DEF_CMD_ARG("amsdulimit",	set80211amsdulimit),
5229 	DEF_CMD("puren",	1,	set80211puren),
5230 	DEF_CMD("-puren",	0,	set80211puren),
5231 	DEF_CMD("doth",		1,	set80211doth),
5232 	DEF_CMD("-doth",	0,	set80211doth),
5233 	DEF_CMD("dfs",		1,	set80211dfs),
5234 	DEF_CMD("-dfs",		0,	set80211dfs),
5235 	DEF_CMD("htcompat",	1,	set80211htcompat),
5236 	DEF_CMD("-htcompat",	0,	set80211htcompat),
5237 	DEF_CMD("dwds",		1,	set80211dwds),
5238 	DEF_CMD("-dwds",	0,	set80211dwds),
5239 	DEF_CMD("inact",	1,	set80211inact),
5240 	DEF_CMD("-inact",	0,	set80211inact),
5241 	DEF_CMD("tsn",		1,	set80211tsn),
5242 	DEF_CMD("-tsn",		0,	set80211tsn),
5243 	DEF_CMD_ARG("regdomain",	set80211regdomain),
5244 	DEF_CMD_ARG("country",		set80211country),
5245 	DEF_CMD("indoor",	'I',	set80211location),
5246 	DEF_CMD("-indoor",	'O',	set80211location),
5247 	DEF_CMD("outdoor",	'O',	set80211location),
5248 	DEF_CMD("-outdoor",	'I',	set80211location),
5249 	DEF_CMD("anywhere",	' ',	set80211location),
5250 	DEF_CMD("ecm",		1,	set80211ecm),
5251 	DEF_CMD("-ecm",		0,	set80211ecm),
5252 	DEF_CMD("dotd",		1,	set80211dotd),
5253 	DEF_CMD("-dotd",	0,	set80211dotd),
5254 	DEF_CMD_ARG("htprotmode",	set80211htprotmode),
5255 	DEF_CMD("ht20",		1,	set80211htconf),
5256 	DEF_CMD("-ht20",	0,	set80211htconf),
5257 	DEF_CMD("ht40",		3,	set80211htconf),	/* NB: 20+40 */
5258 	DEF_CMD("-ht40",	0,	set80211htconf),
5259 	DEF_CMD("ht",		3,	set80211htconf),	/* NB: 20+40 */
5260 	DEF_CMD("-ht",		0,	set80211htconf),
5261 	DEF_CMD("rifs",		1,	set80211rifs),
5262 	DEF_CMD("-rifs",	0,	set80211rifs),
5263 	DEF_CMD("smps",		IEEE80211_HTCAP_SMPS_ENA,	set80211smps),
5264 	DEF_CMD("smpsdyn",	IEEE80211_HTCAP_SMPS_DYNAMIC,	set80211smps),
5265 	DEF_CMD("-smps",	IEEE80211_HTCAP_SMPS_OFF,	set80211smps),
5266 	/* XXX for testing */
5267 	DEF_CMD_ARG("chanswitch",	set80211chanswitch),
5268 
5269 	DEF_CMD_ARG("tdmaslot",		set80211tdmaslot),
5270 	DEF_CMD_ARG("tdmaslotcnt",	set80211tdmaslotcnt),
5271 	DEF_CMD_ARG("tdmaslotlen",	set80211tdmaslotlen),
5272 	DEF_CMD_ARG("tdmabintval",	set80211tdmabintval),
5273 
5274 	DEF_CMD_ARG("meshttl",		set80211meshttl),
5275 	DEF_CMD("meshforward",	1,	set80211meshforward),
5276 	DEF_CMD("-meshforward",	0,	set80211meshforward),
5277 	DEF_CMD("meshpeering",	1,	set80211meshpeering),
5278 	DEF_CMD("-meshpeering",	0,	set80211meshpeering),
5279 	DEF_CMD_ARG("meshmetric",	set80211meshmetric),
5280 	DEF_CMD_ARG("meshpath",		set80211meshpath),
5281 	DEF_CMD("meshrt:flush",	IEEE80211_MESH_RTCMD_FLUSH,	set80211meshrtcmd),
5282 	DEF_CMD_ARG("meshrt:add",	set80211addmeshrt),
5283 	DEF_CMD_ARG("meshrt:del",	set80211delmeshrt),
5284 	DEF_CMD_ARG("hwmprootmode",	set80211hwmprootmode),
5285 	DEF_CMD_ARG("hwmpmaxhops",	set80211hwmpmaxhops),
5286 
5287 	/* vap cloning support */
5288 	DEF_CLONE_CMD_ARG("wlanaddr",	set80211clone_wlanaddr),
5289 	DEF_CLONE_CMD_ARG("wlanbssid",	set80211clone_wlanbssid),
5290 	DEF_CLONE_CMD_ARG("wlandev",	set80211clone_wlandev),
5291 	DEF_CLONE_CMD_ARG("wlanmode",	set80211clone_wlanmode),
5292 	DEF_CLONE_CMD("beacons", 1,	set80211clone_beacons),
5293 	DEF_CLONE_CMD("-beacons", 0,	set80211clone_beacons),
5294 	DEF_CLONE_CMD("bssid",	1,	set80211clone_bssid),
5295 	DEF_CLONE_CMD("-bssid",	0,	set80211clone_bssid),
5296 	DEF_CLONE_CMD("wdslegacy", 1,	set80211clone_wdslegacy),
5297 	DEF_CLONE_CMD("-wdslegacy", 0,	set80211clone_wdslegacy),
5298 };
5299 static struct afswtch af_ieee80211 = {
5300 	.af_name	= "af_ieee80211",
5301 	.af_af		= AF_UNSPEC,
5302 	.af_other_status = ieee80211_status,
5303 };
5304 
5305 static __constructor void
5306 ieee80211_ctor(void)
5307 {
5308 #define	N(a)	(sizeof(a) / sizeof(a[0]))
5309 	int i;
5310 
5311 	for (i = 0; i < N(ieee80211_cmds);  i++)
5312 		cmd_register(&ieee80211_cmds[i]);
5313 	af_register(&af_ieee80211);
5314 	clone_setdefcallback("wlan", wlan_create);
5315 #undef N
5316 }
5317