sbin/ifconfig/ifieee80211.c

   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 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1341 {
1342         set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1343 }
1344
1345 static
1346 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1347 {
1348         set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1349 }
1350
1351 static
1352 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1353 {
1354         set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1355 }
1356
1357 static
1358 DECL_CMD_FUNC(set80211scanvalid, val, d)
1359 {
1360         set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1361 }
1362
1363 /*
1364  * Parse an optional trailing specification of which netbands
1365  * to apply a parameter to.  This is basically the same syntax
1366  * as used for channels but you can concatenate to specify
1367  * multiple.  For example:
1368  *      14:abg          apply to 11a, 11b, and 11g
1369  *      6:ht            apply to 11na and 11ng
1370  * We don't make a big effort to catch silly things; this is
1371  * really a convenience mechanism.
1372  */
1373 static int
1374 getmodeflags(const char *val)
1375 {
1376         const char *cp;
1377         int flags;
1378
1379         flags = 0;
1380
1381         cp = strchr(val, ':');
1382         if (cp != NULL) {
1383                 for (cp++; isalpha((int) *cp); cp++) {
1384                         /* accept mixed case */
1385                         int c = *cp;
1386                         if (isupper(c))
1387                                 c = tolower(c);
1388                         switch (c) {
1389                         case 'a':               /* 802.11a */
1390                                 flags |= IEEE80211_CHAN_A;
1391                                 break;
1392                         case 'b':               /* 802.11b */
1393                                 flags |= IEEE80211_CHAN_B;
1394                                 break;
1395                         case 'g':               /* 802.11g */
1396                                 flags |= IEEE80211_CHAN_G;
1397                                 break;
1398                         case 'n':               /* 802.11n */
1399                                 flags |= IEEE80211_CHAN_HT;
1400                                 break;
1401                         case 'd':               /* dt = Atheros Dynamic Turbo */
1402                                 flags |= IEEE80211_CHAN_TURBO;
1403                                 break;
1404                         case 't':               /* ht, dt, st, t */
1405                                 /* dt and unadorned t specify Dynamic Turbo */
1406                                 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1407                                         flags |= IEEE80211_CHAN_TURBO;
1408                                 break;
1409                         case 's':               /* st = Atheros Static Turbo */
1410                                 flags |= IEEE80211_CHAN_STURBO;
1411                                 break;
1412                         case 'h':               /* 1/2-width channels */
1413                                 flags |= IEEE80211_CHAN_HALF;
1414                                 break;
1415                         case 'q':               /* 1/4-width channels */
1416                                 flags |= IEEE80211_CHAN_QUARTER;
1417                                 break;
1418                         default:
1419                                 errx(-1, "%s: Invalid mode attribute %c\n",
1420                                     val, *cp);
1421                         }
1422                 }
1423         }
1424         return flags;
1425 }
1426
1427 #define IEEE80211_CHAN_HTA      (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1428 #define IEEE80211_CHAN_HTG      (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1429
1430 #define _APPLY(_flags, _base, _param, _v) do {                          \
1431     if (_flags & IEEE80211_CHAN_HT) {                                   \
1432             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1433                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1434                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1435             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1436                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1437             else                                                        \
1438                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1439     }                                                                   \
1440     if (_flags & IEEE80211_CHAN_TURBO) {                                \
1441             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1442                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1443                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1444             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1445                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1446             else                                                        \
1447                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1448     }                                                                   \
1449     if (_flags & IEEE80211_CHAN_STURBO)                                 \
1450             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1451     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)                \
1452             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1453     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)                \
1454             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1455     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)                \
1456             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1457     if (_flags & IEEE80211_CHAN_HALF)                                   \
1458             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1459     if (_flags & IEEE80211_CHAN_QUARTER)                                \
1460             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1461 } while (0)
1462 #define _APPLY1(_flags, _base, _param, _v) do {                         \
1463     if (_flags & IEEE80211_CHAN_HT) {                                   \
1464             if (_flags & IEEE80211_CHAN_5GHZ)                           \
1465                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1466             else                                                        \
1467                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1468     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)   \
1469             _base.params[IEEE80211_MODE_TURBO_A]._param = _v;           \
1470     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)     \
1471             _base.params[IEEE80211_MODE_TURBO_G]._param = _v;           \
1472     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)         \
1473             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1474     else if (_flags & IEEE80211_CHAN_HALF)                              \
1475             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1476     else if (_flags & IEEE80211_CHAN_QUARTER)                           \
1477             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1478     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)           \
1479             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1480     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)           \
1481             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1482     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)           \
1483             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1484 } while (0)
1485 #define _APPLY_RATE(_flags, _base, _param, _v) do {                     \
1486     if (_flags & IEEE80211_CHAN_HT) {                                   \
1487         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1488     }                                                                   \
1489     _APPLY(_flags, _base, _param, _v);                                  \
1490 } while (0)
1491 #define _APPLY_RATE1(_flags, _base, _param, _v) do {                    \
1492     if (_flags & IEEE80211_CHAN_HT) {                                   \
1493         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1494     }                                                                   \
1495     _APPLY1(_flags, _base, _param, _v);                                 \
1496 } while (0)
1497
1498 static
1499 DECL_CMD_FUNC(set80211roamrssi, val, d)
1500 {
1501         double v = atof(val);
1502         int rssi, flags;
1503
1504         rssi = (int) (2*v);
1505         if (rssi != 2*v)
1506                 errx(-1, "invalid rssi (must be .5 dBm units)");
1507         flags = getmodeflags(val);
1508         getroam(s);
1509         if (flags == 0) {               /* NB: no flags => current channel */
1510                 flags = getcurchan(s)->ic_flags;
1511                 _APPLY1(flags, roamparams, rssi, rssi);
1512         } else
1513                 _APPLY(flags, roamparams, rssi, rssi);
1514         callback_register(setroam_cb, &roamparams);
1515 }
1516
1517 static int
1518 getrate(const char *val, const char *tag)
1519 {
1520         double v = atof(val);
1521         int rate;
1522
1523         rate = (int) (2*v);
1524         if (rate != 2*v)
1525                 errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1526         return rate;            /* NB: returns 2x the specified value */
1527 }
1528
1529 static
1530 DECL_CMD_FUNC(set80211roamrate, val, d)
1531 {
1532         int rate, flags;
1533
1534         rate = getrate(val, "roam");
1535         flags = getmodeflags(val);
1536         getroam(s);
1537         if (flags == 0) {               /* NB: no flags => current channel */
1538                 flags = getcurchan(s)->ic_flags;
1539                 _APPLY_RATE1(flags, roamparams, rate, rate);
1540         } else
1541                 _APPLY_RATE(flags, roamparams, rate, rate);
1542         callback_register(setroam_cb, &roamparams);
1543 }
1544
1545 static
1546 DECL_CMD_FUNC(set80211mcastrate, val, d)
1547 {
1548         int rate, flags;
1549
1550         rate = getrate(val, "mcast");
1551         flags = getmodeflags(val);
1552         gettxparams(s);
1553         if (flags == 0) {               /* NB: no flags => current channel */
1554                 flags = getcurchan(s)->ic_flags;
1555                 _APPLY_RATE1(flags, txparams, mcastrate, rate);
1556         } else
1557                 _APPLY_RATE(flags, txparams, mcastrate, rate);
1558         callback_register(settxparams_cb, &txparams);
1559 }
1560
1561 static
1562 DECL_CMD_FUNC(set80211mgtrate, val, d)
1563 {
1564         int rate, flags;
1565
1566         rate = getrate(val, "mgmt");
1567         flags = getmodeflags(val);
1568         gettxparams(s);
1569         if (flags == 0) {               /* NB: no flags => current channel */
1570                 flags = getcurchan(s)->ic_flags;
1571                 _APPLY_RATE1(flags, txparams, mgmtrate, rate);
1572         } else
1573                 _APPLY_RATE(flags, txparams, mgmtrate, rate);
1574         callback_register(settxparams_cb, &txparams);
1575 }
1576
1577 static
1578 DECL_CMD_FUNC(set80211ucastrate, val, d)
1579 {
1580         int flags;
1581
1582         gettxparams(s);
1583         flags = getmodeflags(val);
1584         if (isanyarg(val)) {
1585                 if (flags == 0) {       /* NB: no flags => current channel */
1586                         flags = getcurchan(s)->ic_flags;
1587                         _APPLY1(flags, txparams, ucastrate,
1588                             IEEE80211_FIXED_RATE_NONE);
1589                 } else
1590                         _APPLY(flags, txparams, ucastrate,
1591                             IEEE80211_FIXED_RATE_NONE);
1592         } else {
1593                 int rate = getrate(val, "ucast");
1594                 if (flags == 0) {       /* NB: no flags => current channel */
1595                         flags = getcurchan(s)->ic_flags;
1596                         _APPLY_RATE1(flags, txparams, ucastrate, rate);
1597                 } else
1598                         _APPLY_RATE(flags, txparams, ucastrate, rate);
1599         }
1600         callback_register(settxparams_cb, &txparams);
1601 }
1602
1603 static
1604 DECL_CMD_FUNC(set80211maxretry, val, d)
1605 {
1606         int v = atoi(val), flags;
1607
1608         flags = getmodeflags(val);
1609         gettxparams(s);
1610         if (flags == 0) {               /* NB: no flags => current channel */
1611                 flags = getcurchan(s)->ic_flags;
1612                 _APPLY1(flags, txparams, maxretry, v);
1613         } else
1614                 _APPLY(flags, txparams, maxretry, v);
1615         callback_register(settxparams_cb, &txparams);
1616 }
1617 #undef _APPLY_RATE
1618 #undef _APPLY
1619 #undef IEEE80211_CHAN_HTA
1620 #undef IEEE80211_CHAN_HTG
1621
1622 static
1623 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1624 {
1625         set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1626                 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1627 }
1628
1629 static
1630 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1631 {
1632         set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1633                 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1634 }
1635
1636 static void
1637 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1638 {
1639         set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1640 }
1641
1642 static void
1643 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1644 {
1645         set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1646 }
1647
1648 static void
1649 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1650 {
1651         set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1652 }
1653
1654 static void
1655 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1656 {
1657         set80211(s, IEEE80211_IOC_SHORTGI,
1658                 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1659                 0, NULL);
1660 }
1661
1662 static void
1663 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1664 {
1665         int ampdu;
1666
1667         if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1668                 errx(-1, "cannot get AMPDU setting");
1669         if (d < 0) {
1670                 d = -d;
1671                 ampdu &= ~d;
1672         } else
1673                 ampdu |= d;
1674         set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1675 }
1676
1677 static
1678 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1679 {
1680         int v;
1681
1682         switch (atoi(val)) {
1683         case 8:
1684         case 8*1024:
1685                 v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1686                 break;
1687         case 16:
1688         case 16*1024:
1689                 v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1690                 break;
1691         case 32:
1692         case 32*1024:
1693                 v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1694                 break;
1695         case 64:
1696         case 64*1024:
1697                 v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1698                 break;
1699         default:
1700                 errx(-1, "invalid A-MPDU limit %s", val);
1701         }
1702         set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1703 }
1704
1705 static
1706 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1707 {
1708         int v;
1709
1710         if (isanyarg(val) || strcasecmp(val, "na") == 0)
1711                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1712         else switch ((int)(atof(val)*4)) {
1713         case 0:
1714                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1715                 break;
1716         case 1:
1717                 v = IEEE80211_HTCAP_MPDUDENSITY_025;
1718                 break;
1719         case 2:
1720                 v = IEEE80211_HTCAP_MPDUDENSITY_05;
1721                 break;
1722         case 4:
1723                 v = IEEE80211_HTCAP_MPDUDENSITY_1;
1724                 break;
1725         case 8:
1726                 v = IEEE80211_HTCAP_MPDUDENSITY_2;
1727                 break;
1728         case 16:
1729                 v = IEEE80211_HTCAP_MPDUDENSITY_4;
1730                 break;
1731         case 32:
1732                 v = IEEE80211_HTCAP_MPDUDENSITY_8;
1733                 break;
1734         case 64:
1735                 v = IEEE80211_HTCAP_MPDUDENSITY_16;
1736                 break;
1737         default:
1738                 errx(-1, "invalid A-MPDU density %s", val);
1739         }
1740         set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1741 }
1742
1743 static void
1744 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1745 {
1746         int amsdu;
1747
1748         if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1749                 err(-1, "cannot get AMSDU setting");
1750         if (d < 0) {
1751                 d = -d;
1752                 amsdu &= ~d;
1753         } else
1754                 amsdu |= d;
1755         set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1756 }
1757
1758 static
1759 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1760 {
1761         set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1762 }
1763
1764 static void
1765 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1766 {
1767         set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1768 }
1769
1770 static void
1771 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1772 {
1773         set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1774 }
1775
1776 static void
1777 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1778 {
1779         set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1780         htconf = d;
1781 }
1782
1783 static void
1784 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1785 {
1786         set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1787 }
1788
1789 static void
1790 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1791 {
1792         set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1793 }
1794
1795 static void
1796 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1797 {
1798         set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1799 }
1800
1801 static void
1802 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1803 {
1804         set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1805 }
1806
1807 static void
1808 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1809 {
1810         set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1811 }
1812
1813 static void
1814 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1815 {
1816         set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1817 }
1818
1819 static
1820 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1821 {
1822         set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1823 }
1824
1825 static
1826 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1827 {
1828         set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1829 }
1830
1831 static
1832 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1833 {
1834         set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1835 }
1836
1837 static
1838 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1839 {
1840         set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1841 }
1842
1843 static
1844 DECL_CMD_FUNC(set80211meshttl, val, d)
1845 {
1846         set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1847 }
1848
1849 static
1850 DECL_CMD_FUNC(set80211meshforward, val, d)
1851 {
1852         set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL);
1853 }
1854
1855 static
1856 DECL_CMD_FUNC(set80211meshpeering, val, d)
1857 {
1858         set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL);
1859 }
1860
1861 static
1862 DECL_CMD_FUNC(set80211meshmetric, val, d)
1863 {
1864         char v[12];
1865
1866         memcpy(v, val, sizeof(v));
1867         set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1868 }
1869
1870 static
1871 DECL_CMD_FUNC(set80211meshpath, val, d)
1872 {
1873         char v[12];
1874
1875         memcpy(v, val, sizeof(v));
1876         set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1877 }
1878
1879 static int
1880 regdomain_sort(const void *a, const void *b)
1881 {
1882 #define CHAN_ALL \
1883         (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1884         const struct ieee80211_channel *ca = a;
1885         const struct ieee80211_channel *cb = b;
1886
1887         return ca->ic_freq == cb->ic_freq ?
1888             (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1889             ca->ic_freq - cb->ic_freq;
1890 #undef CHAN_ALL
1891 }
1892
1893 static const struct ieee80211_channel *
1894 chanlookup(const struct ieee80211_channel chans[], int nchans,
1895         int freq, int flags)
1896 {
1897         int i;
1898
1899         flags &= IEEE80211_CHAN_ALLTURBO;
1900         for (i = 0; i < nchans; i++) {
1901                 const struct ieee80211_channel *c = &chans[i];
1902                 if (c->ic_freq == freq &&
1903                     (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1904                         return c;
1905         }
1906         return NULL;
1907 }
1908
1909 static int
1910 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1911 {
1912         int i;
1913
1914         for (i = 0; i < nchans; i++) {
1915                 const struct ieee80211_channel *c = &chans[i];
1916                 if ((c->ic_flags & flags) == flags)
1917                         return 1;
1918         }
1919         return 0;
1920 }
1921
1922 /*
1923  * Check channel compatibility.
1924  */
1925 static int
1926 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1927 {
1928         flags &= ~REQ_FLAGS;
1929         /*
1930          * Check if exact channel is in the calibration table;
1931          * everything below is to deal with channels that we
1932          * want to include but that are not explicitly listed.
1933          */
1934         if (flags & IEEE80211_CHAN_HT40) {
1935                 /* NB: we use an HT40 channel center that matches HT20 */
1936                 flags = (flags &~ IEEE80211_CHAN_HT40) | IEEE80211_CHAN_HT20;
1937         }
1938         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1939                 return 1;
1940         if (flags & IEEE80211_CHAN_GSM) {
1941                 /*
1942                  * XXX GSM frequency mapping is handled in the kernel
1943                  * so we cannot find them in the calibration table;
1944                  * just accept the channel and the kernel will reject
1945                  * the channel list if it's wrong.
1946                  */
1947                 return 1;
1948         }
1949         /*
1950          * If this is a 1/2 or 1/4 width channel allow it if a full
1951          * width channel is present for this frequency, and the device
1952          * supports fractional channels on this band.  This is a hack
1953          * that avoids bloating the calibration table; it may be better
1954          * by per-band attributes though (we are effectively calculating
1955          * this attribute by scanning the channel list ourself).
1956          */
1957         if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
1958                 return 0;
1959         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
1960             flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
1961                 return 0;
1962         if (flags & IEEE80211_CHAN_HALF) {
1963                 return chanfind(avail->ic_chans, avail->ic_nchans,
1964                     IEEE80211_CHAN_HALF |
1965                        (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
1966         } else {
1967                 return chanfind(avail->ic_chans, avail->ic_nchans,
1968                     IEEE80211_CHAN_QUARTER |
1969                         (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
1970         }
1971 }
1972
1973 static void
1974 regdomain_addchans(struct ieee80211req_chaninfo *ci,
1975         const netband_head *bands,
1976         const struct ieee80211_regdomain *reg,
1977         uint32_t chanFlags,
1978         const struct ieee80211req_chaninfo *avail)
1979 {
1980         const struct netband *nb;
1981         const struct freqband *b;
1982         struct ieee80211_channel *c, *prev;
1983         int freq, hi_adj, lo_adj, channelSep;
1984         uint32_t flags;
1985
1986         hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
1987         lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
1988         channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
1989         LIST_FOREACH(nb, bands, next) {
1990                 b = nb->band;
1991                 if (verbose) {
1992                         printf("%s:", __func__);
1993                         printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
1994                         printb(" bandFlags", nb->flags | b->flags,
1995                             IEEE80211_CHAN_BITS);
1996                         putchar('\n');
1997                 }
1998                 prev = NULL;
1999                 for (freq = b->freqStart + lo_adj;
2000                      freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2001                         /*
2002                          * Construct flags for the new channel.  We take
2003                          * the attributes from the band descriptions except
2004                          * for HT40 which is enabled generically (i.e. +/-
2005                          * extension channel) in the band description and
2006                          * then constrained according by channel separation.
2007                          */
2008                         flags = nb->flags | b->flags;
2009                         if (flags & IEEE80211_CHAN_HT) {
2010                                 /*
2011                                  * HT channels are generated specially; we're
2012                                  * called to add HT20, HT40+, and HT40- chan's
2013                                  * so we need to expand only band specs for
2014                                  * the HT channel type being added.
2015                                  */
2016                                 if ((chanFlags & IEEE80211_CHAN_HT20) &&
2017                                     (flags & IEEE80211_CHAN_HT20) == 0) {
2018                                         if (verbose)
2019                                                 printf("%u: skip, not an "
2020                                                     "HT20 channel\n", freq);
2021                                         continue;
2022                                 }
2023                                 if ((chanFlags & IEEE80211_CHAN_HT40) &&
2024                                     (flags & IEEE80211_CHAN_HT40) == 0) {
2025                                         if (verbose)
2026                                                 printf("%u: skip, not an "
2027                                                     "HT40 channel\n", freq);
2028                                         continue;
2029                                 }
2030                                 /* NB: HT attribute comes from caller */
2031                                 flags &= ~IEEE80211_CHAN_HT;
2032                                 flags |= chanFlags & IEEE80211_CHAN_HT;
2033                         }
2034                         /*
2035                          * Check if device can operate on this frequency.
2036                          */
2037                         if (!checkchan(avail, freq, flags)) {
2038                                 if (verbose) {
2039                                         printf("%u: skip, ", freq);
2040                                         printb("flags", flags,
2041                                             IEEE80211_CHAN_BITS);
2042                                         printf(" not available\n");
2043                                 }
2044                                 continue;
2045                         }
2046                         if ((flags & REQ_ECM) && !reg->ecm) {
2047                                 if (verbose)
2048                                         printf("%u: skip, ECM channel\n", freq);
2049                                 continue;
2050                         }
2051                         if ((flags & REQ_INDOOR) && reg->location == 'O') {
2052                                 if (verbose)
2053                                         printf("%u: skip, indoor channel\n",
2054                                             freq);
2055                                 continue;
2056                         }
2057                         if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2058                                 if (verbose)
2059                                         printf("%u: skip, outdoor channel\n",
2060                                             freq);
2061                                 continue;
2062                         }
2063                         if ((flags & IEEE80211_CHAN_HT40) &&
2064                             prev != NULL && (freq - prev->ic_freq) < channelSep) {
2065                                 if (verbose)
2066                                         printf("%u: skip, only %u channel "
2067                                             "separation, need %d\n", freq,
2068                                             freq - prev->ic_freq, channelSep);
2069                                 continue;
2070                         }
2071                         if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2072                                 if (verbose)
2073                                         printf("%u: skip, channel table full\n",
2074                                             freq);
2075                                 break;
2076                         }
2077                         c = &ci->ic_chans[ci->ic_nchans++];
2078                         memset(c, 0, sizeof(*c));
2079                         c->ic_freq = freq;
2080                         c->ic_flags = flags;
2081                         if (c->ic_flags & IEEE80211_CHAN_DFS)
2082                                 c->ic_maxregpower = nb->maxPowerDFS;
2083                         else
2084                                 c->ic_maxregpower = nb->maxPower;
2085                         if (verbose) {
2086                                 printf("[%3d] add freq %u ",
2087                                     ci->ic_nchans-1, c->ic_freq);
2088                                 printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2089                                 printf(" power %u\n", c->ic_maxregpower);
2090                         }
2091                         /* NB: kernel fills in other fields */
2092                         prev = c;
2093                 }
2094         }
2095 }
2096
2097 static void
2098 regdomain_makechannels(
2099         struct ieee80211_regdomain_req *req,
2100         const struct ieee80211_devcaps_req *dc)
2101 {
2102         struct regdata *rdp = getregdata();
2103         const struct country *cc;
2104         const struct ieee80211_regdomain *reg = &req->rd;
2105         struct ieee80211req_chaninfo *ci = &req->chaninfo;
2106         const struct regdomain *rd;
2107
2108         /*
2109          * Locate construction table for new channel list.  We treat
2110          * the regdomain/SKU as definitive so a country can be in
2111          * multiple with different properties (e.g. US in FCC+FCC3).
2112          * If no regdomain is specified then we fallback on the country
2113          * code to find the associated regdomain since countries always
2114          * belong to at least one regdomain.
2115          */
2116         if (reg->regdomain == 0) {
2117                 cc = lib80211_country_findbycc(rdp, reg->country);
2118                 if (cc == NULL)
2119                         errx(1, "internal error, country %d not found",
2120                             reg->country);
2121                 rd = cc->rd;
2122         } else
2123                 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2124         if (rd == NULL)
2125                 errx(1, "internal error, regdomain %d not found",
2126                             reg->regdomain);
2127         if (rd->sku != SKU_DEBUG) {
2128                 /*
2129                  * regdomain_addchans incrememnts the channel count for
2130                  * each channel it adds so initialize ic_nchans to zero.
2131                  * Note that we know we have enough space to hold all possible
2132                  * channels because the devcaps list size was used to
2133                  * allocate our request.
2134                  */
2135                 ci->ic_nchans = 0;
2136                 if (!LIST_EMPTY(&rd->bands_11b))
2137                         regdomain_addchans(ci, &rd->bands_11b, reg,
2138                             IEEE80211_CHAN_B, &dc->dc_chaninfo);
2139                 if (!LIST_EMPTY(&rd->bands_11g))
2140                         regdomain_addchans(ci, &rd->bands_11g, reg,
2141                             IEEE80211_CHAN_G, &dc->dc_chaninfo);
2142                 if (!LIST_EMPTY(&rd->bands_11a))
2143                         regdomain_addchans(ci, &rd->bands_11a, reg,
2144                             IEEE80211_CHAN_A, &dc->dc_chaninfo);
2145                 if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2146                         regdomain_addchans(ci, &rd->bands_11na, reg,
2147                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2148                             &dc->dc_chaninfo);
2149                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2150                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2151                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2152                                     &dc->dc_chaninfo);
2153                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2154                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2155                                     &dc->dc_chaninfo);
2156                         }
2157                 }
2158                 if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2159                         regdomain_addchans(ci, &rd->bands_11ng, reg,
2160                             IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2161                             &dc->dc_chaninfo);
2162                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2163                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2164                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2165                                     &dc->dc_chaninfo);
2166                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2167                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2168                                     &dc->dc_chaninfo);
2169                         }
2170                 }
2171                 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2172                     regdomain_sort);
2173         } else
2174                 memcpy(ci, &dc->dc_chaninfo,
2175                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2176 }
2177
2178 static void
2179 list_countries(void)
2180 {
2181         struct regdata *rdp = getregdata();
2182         const struct country *cp;
2183         const struct regdomain *dp;
2184         int i;
2185
2186         i = 0;
2187         printf("\nCountry codes:\n");
2188         LIST_FOREACH(cp, &rdp->countries, next) {
2189                 printf("%2s %-15.15s%s", cp->isoname,
2190                     cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2191                 i++;
2192         }
2193         i = 0;
2194         printf("\nRegulatory domains:\n");
2195         LIST_FOREACH(dp, &rdp->domains, next) {
2196                 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2197                 i++;
2198         }
2199         printf("\n");
2200 }
2201
2202 static void
2203 defaultcountry(const struct regdomain *rd)
2204 {
2205         struct regdata *rdp = getregdata();
2206         const struct country *cc;
2207
2208         cc = lib80211_country_findbycc(rdp, rd->cc->code);
2209         if (cc == NULL)
2210                 errx(1, "internal error, ISO country code %d not "
2211                     "defined for regdomain %s", rd->cc->code, rd->name);
2212         regdomain.country = cc->code;
2213         regdomain.isocc[0] = cc->isoname[0];
2214         regdomain.isocc[1] = cc->isoname[1];
2215 }
2216
2217 static
2218 DECL_CMD_FUNC(set80211regdomain, val, d)
2219 {
2220         struct regdata *rdp = getregdata();
2221         const struct regdomain *rd;
2222
2223         rd = lib80211_regdomain_findbyname(rdp, val);
2224         if (rd == NULL) {
2225                 char *eptr;
2226                 long sku = strtol(val, &eptr, 0);
2227
2228                 if (eptr != val)
2229                         rd = lib80211_regdomain_findbysku(rdp, sku);
2230                 if (eptr == val || rd == NULL)
2231                         errx(1, "unknown regdomain %s", val);
2232         }
2233         getregdomain(s);
2234         regdomain.regdomain = rd->sku;
2235         if (regdomain.country == 0 && rd->cc != NULL) {
2236                 /*
2237                  * No country code setup and there's a default
2238                  * one for this regdomain fill it in.
2239                  */
2240                 defaultcountry(rd);
2241         }
2242         callback_register(setregdomain_cb, &regdomain);
2243 }
2244
2245 static
2246 DECL_CMD_FUNC(set80211country, val, d)
2247 {
2248         struct regdata *rdp = getregdata();
2249         const struct country *cc;
2250
2251         cc = lib80211_country_findbyname(rdp, val);
2252         if (cc == NULL) {
2253                 char *eptr;
2254                 long code = strtol(val, &eptr, 0);
2255
2256                 if (eptr != val)
2257                         cc = lib80211_country_findbycc(rdp, code);
2258                 if (eptr == val || cc == NULL)
2259                         errx(1, "unknown ISO country code %s", val);
2260         }
2261         getregdomain(s);
2262         regdomain.regdomain = cc->rd->sku;
2263         regdomain.country = cc->code;
2264         regdomain.isocc[0] = cc->isoname[0];
2265         regdomain.isocc[1] = cc->isoname[1];
2266         callback_register(setregdomain_cb, &regdomain);
2267 }
2268
2269 static void
2270 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2271 {
2272         getregdomain(s);
2273         regdomain.location = d;
2274         callback_register(setregdomain_cb, &regdomain);
2275 }
2276
2277 static void
2278 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2279 {
2280         getregdomain(s);
2281         regdomain.ecm = d;
2282         callback_register(setregdomain_cb, &regdomain);
2283 }
2284
2285 static void
2286 LINE_INIT(char c)
2287 {
2288         spacer = c;
2289         if (c == '\t')
2290                 col = 8;
2291         else
2292                 col = 1;
2293 }
2294
2295 static void
2296 LINE_BREAK(void)
2297 {
2298         if (spacer != '\t') {
2299                 printf("\n");
2300                 spacer = '\t';
2301         }
2302         col = 8;                /* 8-col tab */
2303 }
2304
2305 static void
2306 LINE_CHECK(const char *fmt, ...)
2307 {
2308         char buf[80];
2309         va_list ap;
2310         int n;
2311
2312         va_start(ap, fmt);
2313         n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2314         va_end(ap);
2315         col += 1+n;
2316         if (col > MAXCOL) {
2317                 LINE_BREAK();
2318                 col += n;
2319         }
2320         buf[0] = spacer;
2321         printf("%s", buf);
2322         spacer = ' ';
2323 }
2324
2325 static int
2326 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2327 {
2328         int i, maxrate = -1;
2329
2330         for (i = 0; i < nrates; i++) {
2331                 int rate = rates[i] & IEEE80211_RATE_VAL;
2332                 if (rate > maxrate)
2333                         maxrate = rate;
2334         }
2335         return maxrate / 2;
2336 }
2337
2338 static const char *
2339 getcaps(int capinfo)
2340 {
2341         static char capstring[32];
2342         char *cp = capstring;
2343
2344         if (capinfo & IEEE80211_CAPINFO_ESS)
2345                 *cp++ = 'E';
2346         if (capinfo & IEEE80211_CAPINFO_IBSS)
2347                 *cp++ = 'I';
2348         if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2349                 *cp++ = 'c';
2350         if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2351                 *cp++ = 'C';
2352         if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2353                 *cp++ = 'P';
2354         if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2355                 *cp++ = 'S';
2356         if (capinfo & IEEE80211_CAPINFO_PBCC)
2357                 *cp++ = 'B';
2358         if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2359                 *cp++ = 'A';
2360         if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2361                 *cp++ = 's';
2362         if (capinfo & IEEE80211_CAPINFO_RSN)
2363                 *cp++ = 'R';
2364         if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2365                 *cp++ = 'D';
2366         *cp = '\0';
2367         return capstring;
2368 }
2369
2370 static const char *
2371 getflags(int flags)
2372 {
2373         static char flagstring[32];
2374         char *cp = flagstring;
2375
2376         if (flags & IEEE80211_NODE_AUTH)
2377                 *cp++ = 'A';
2378         if (flags & IEEE80211_NODE_QOS)
2379                 *cp++ = 'Q';
2380         if (flags & IEEE80211_NODE_ERP)
2381                 *cp++ = 'E';
2382         if (flags & IEEE80211_NODE_PWR_MGT)
2383                 *cp++ = 'P';
2384         if (flags & IEEE80211_NODE_HT) {
2385                 *cp++ = 'H';
2386                 if (flags & IEEE80211_NODE_HTCOMPAT)
2387                         *cp++ = '+';
2388         }
2389         if (flags & IEEE80211_NODE_WPS)
2390                 *cp++ = 'W';
2391         if (flags & IEEE80211_NODE_TSN)
2392                 *cp++ = 'N';
2393         if (flags & IEEE80211_NODE_AMPDU_TX)
2394                 *cp++ = 'T';
2395         if (flags & IEEE80211_NODE_AMPDU_RX)
2396                 *cp++ = 'R';
2397         if (flags & IEEE80211_NODE_MIMO_PS) {
2398                 *cp++ = 'M';
2399                 if (flags & IEEE80211_NODE_MIMO_RTS)
2400                         *cp++ = '+';
2401         }
2402         if (flags & IEEE80211_NODE_RIFS)
2403                 *cp++ = 'I';
2404         if (flags & IEEE80211_NODE_SGI40) {
2405                 *cp++ = 'S';
2406                 if (flags & IEEE80211_NODE_SGI20)
2407                         *cp++ = '+';
2408         } else if (flags & IEEE80211_NODE_SGI20)
2409                 *cp++ = 's';
2410         if (flags & IEEE80211_NODE_AMSDU_TX)
2411                 *cp++ = 't';
2412         if (flags & IEEE80211_NODE_AMSDU_RX)
2413                 *cp++ = 'r';
2414         *cp = '\0';
2415         return flagstring;
2416 }
2417
2418 static void
2419 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2420 {
2421         printf("%s", tag);
2422         if (verbose) {
2423                 maxlen -= strlen(tag)+2;
2424                 if (2*ielen > maxlen)
2425                         maxlen--;
2426                 printf("<");
2427                 for (; ielen > 0; ie++, ielen--) {
2428                         if (maxlen-- <= 0)
2429                                 break;
2430                         printf("%02x", *ie);
2431                 }
2432                 if (ielen != 0)
2433                         printf("-");
2434                 printf(">");
2435         }
2436 }
2437
2438 #define LE_READ_2(p)                                    \
2439         ((u_int16_t)                                    \
2440          ((((const u_int8_t *)(p))[0]      ) |          \
2441           (((const u_int8_t *)(p))[1] <<  8)))
2442 #define LE_READ_4(p)                                    \
2443         ((u_int32_t)                                    \
2444          ((((const u_int8_t *)(p))[0]      ) |          \
2445           (((const u_int8_t *)(p))[1] <<  8) |          \
2446           (((const u_int8_t *)(p))[2] << 16) |          \
2447           (((const u_int8_t *)(p))[3] << 24)))
2448
2449 /*
2450  * NB: The decoding routines assume a properly formatted ie
2451  *     which should be safe as the kernel only retains them
2452  *     if they parse ok.
2453  */
2454
2455 static void
2456 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2457 {
2458 #define MS(_v, _f)      (((_v) & _f) >> _f##_S)
2459         static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2460         const struct ieee80211_wme_param *wme =
2461             (const struct ieee80211_wme_param *) ie;
2462         int i;
2463
2464         printf("%s", tag);
2465         if (!verbose)
2466                 return;
2467         printf("<qosinfo 0x%x", wme->param_qosInfo);
2468         ie += offsetof(struct ieee80211_wme_param, params_acParams);
2469         for (i = 0; i < WME_NUM_AC; i++) {
2470                 const struct ieee80211_wme_acparams *ac =
2471                     &wme->params_acParams[i];
2472
2473                 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2474                         , acnames[i]
2475                         , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2476                         , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2477                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2478                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2479                         , LE_READ_2(&ac->acp_txop)
2480                 );
2481         }
2482         printf(">");
2483 #undef MS
2484 }
2485
2486 static void
2487 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2488 {
2489         printf("%s", tag);
2490         if (verbose) {
2491                 const struct ieee80211_wme_info *wme =
2492                     (const struct ieee80211_wme_info *) ie;
2493                 printf("<version 0x%x info 0x%x>",
2494                     wme->wme_version, wme->wme_info);
2495         }
2496 }
2497
2498 static void
2499 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2500 {
2501         printf("%s", tag);
2502         if (verbose) {
2503                 const struct ieee80211_ie_htcap *htcap =
2504                     (const struct ieee80211_ie_htcap *) ie;
2505                 const char *sep;
2506                 int i, j;
2507
2508                 printf("<cap 0x%x param 0x%x",
2509                     LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2510                 printf(" mcsset[");
2511                 sep = "";
2512                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2513                         if (isset(htcap->hc_mcsset, i)) {
2514                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2515                                         if (isclr(htcap->hc_mcsset, j))
2516                                                 break;
2517                                 j--;
2518                                 if (i == j)
2519                                         printf("%s%u", sep, i);
2520                                 else
2521                                         printf("%s%u-%u", sep, i, j);
2522                                 i += j-i;
2523                                 sep = ",";
2524                         }
2525                 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2526                     LE_READ_2(&htcap->hc_extcap),
2527                     LE_READ_4(&htcap->hc_txbf),
2528                     htcap->hc_antenna);
2529         }
2530 }
2531
2532 static void
2533 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2534 {
2535         printf("%s", tag);
2536         if (verbose) {
2537                 const struct ieee80211_ie_htinfo *htinfo =
2538                     (const struct ieee80211_ie_htinfo *) ie;
2539                 const char *sep;
2540                 int i, j;
2541
2542                 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2543                     htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2544                     LE_READ_2(&htinfo->hi_byte45));
2545                 printf(" basicmcs[");
2546                 sep = "";
2547                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2548                         if (isset(htinfo->hi_basicmcsset, i)) {
2549                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2550                                         if (isclr(htinfo->hi_basicmcsset, j))
2551                                                 break;
2552                                 j--;
2553                                 if (i == j)
2554                                         printf("%s%u", sep, i);
2555                                 else
2556                                         printf("%s%u-%u", sep, i, j);
2557                                 i += j-i;
2558                                 sep = ",";
2559                         }
2560                 printf("]>");
2561         }
2562 }
2563
2564 static void
2565 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2566 {
2567
2568         printf("%s", tag);
2569         if (verbose) {
2570                 const struct ieee80211_ath_ie *ath =
2571                         (const struct ieee80211_ath_ie *)ie;
2572
2573                 printf("<");
2574                 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2575                         printf("DTURBO,");
2576                 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2577                         printf("COMP,");
2578                 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2579                         printf("FF,");
2580                 if (ath->ath_capability & ATHEROS_CAP_XR)
2581                         printf("XR,");
2582                 if (ath->ath_capability & ATHEROS_CAP_AR)
2583                         printf("AR,");
2584                 if (ath->ath_capability & ATHEROS_CAP_BURST)
2585                         printf("BURST,");
2586                 if (ath->ath_capability & ATHEROS_CAP_WME)
2587                         printf("WME,");
2588                 if (ath->ath_capability & ATHEROS_CAP_BOOST)
2589                         printf("BOOST,");
2590                 printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2591         }
2592 }
2593
2594
2595 static void
2596 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2597 {
2598 #define MATCHOUI(field, oui, string)                                    \
2599 do {                                                                    \
2600         if (memcmp(field, oui, 4) == 0)                                 \
2601                 printf("%s", string);                                   \
2602 } while (0)
2603
2604         printf("%s", tag);
2605         if (verbose) {
2606                 const struct ieee80211_meshconf_ie *mconf =
2607                         (const struct ieee80211_meshconf_ie *)ie;
2608                 printf("<PATH:");
2609                 if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2610                         printf("HWMP");
2611                 else
2612                         printf("UNKNOWN");
2613                 printf(" LINK:");
2614                 if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2615                         printf("AIRTIME");
2616                 else
2617                         printf("UNKNOWN");
2618                 printf(" CONGESTION:");
2619                 if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2620                         printf("DISABLED");
2621                 else
2622                         printf("UNKNOWN");
2623                 printf(" SYNC:");
2624                 if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2625                         printf("NEIGHOFF");
2626                 else
2627                         printf("UNKNOWN");
2628                 printf(" AUTH:");
2629                 if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2630                         printf("DISABLED");
2631                 else
2632                         printf("UNKNOWN");
2633                 printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2634                     mconf->conf_cap);
2635         }
2636 #undef MATCHOUI
2637 }
2638
2639 static const char *
2640 wpa_cipher(const u_int8_t *sel)
2641 {
2642 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2643         u_int32_t w = LE_READ_4(sel);
2644
2645         switch (w) {
2646         case WPA_SEL(WPA_CSE_NULL):
2647                 return "NONE";
2648         case WPA_SEL(WPA_CSE_WEP40):
2649                 return "WEP40";
2650         case WPA_SEL(WPA_CSE_WEP104):
2651                 return "WEP104";
2652         case WPA_SEL(WPA_CSE_TKIP):
2653                 return "TKIP";
2654         case WPA_SEL(WPA_CSE_CCMP):
2655                 return "AES-CCMP";
2656         }
2657         return "?";             /* NB: so 1<< is discarded */
2658 #undef WPA_SEL
2659 }
2660
2661 static const char *
2662 wpa_keymgmt(const u_int8_t *sel)
2663 {
2664 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2665         u_int32_t w = LE_READ_4(sel);
2666
2667         switch (w) {
2668         case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2669                 return "8021X-UNSPEC";
2670         case WPA_SEL(WPA_ASE_8021X_PSK):
2671                 return "8021X-PSK";
2672         case WPA_SEL(WPA_ASE_NONE):
2673                 return "NONE";
2674         }
2675         return "?";
2676 #undef WPA_SEL
2677 }
2678
2679 static void
2680 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2681 {
2682         u_int8_t len = ie[1];
2683
2684         printf("%s", tag);
2685         if (verbose) {
2686                 const char *sep;
2687                 int n;
2688
2689                 ie += 6, len -= 4;              /* NB: len is payload only */
2690
2691                 printf("<v%u", LE_READ_2(ie));
2692                 ie += 2, len -= 2;
2693
2694                 printf(" mc:%s", wpa_cipher(ie));
2695                 ie += 4, len -= 4;
2696
2697                 /* unicast ciphers */
2698                 n = LE_READ_2(ie);
2699                 ie += 2, len -= 2;
2700                 sep = " uc:";
2701                 for (; n > 0; n--) {
2702                         printf("%s%s", sep, wpa_cipher(ie));
2703                         ie += 4, len -= 4;
2704                         sep = "+";
2705                 }
2706
2707                 /* key management algorithms */
2708                 n = LE_READ_2(ie);
2709                 ie += 2, len -= 2;
2710                 sep = " km:";
2711                 for (; n > 0; n--) {
2712                         printf("%s%s", sep, wpa_keymgmt(ie));
2713                         ie += 4, len -= 4;
2714                         sep = "+";
2715                 }
2716
2717                 if (len > 2)            /* optional capabilities */
2718                         printf(", caps 0x%x", LE_READ_2(ie));
2719                 printf(">");
2720         }
2721 }
2722
2723 static const char *
2724 rsn_cipher(const u_int8_t *sel)
2725 {
2726 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2727         u_int32_t w = LE_READ_4(sel);
2728
2729         switch (w) {
2730         case RSN_SEL(RSN_CSE_NULL):
2731                 return "NONE";
2732         case RSN_SEL(RSN_CSE_WEP40):
2733                 return "WEP40";
2734         case RSN_SEL(RSN_CSE_WEP104):
2735                 return "WEP104";
2736         case RSN_SEL(RSN_CSE_TKIP):
2737                 return "TKIP";
2738         case RSN_SEL(RSN_CSE_CCMP):
2739                 return "AES-CCMP";
2740         case RSN_SEL(RSN_CSE_WRAP):
2741                 return "AES-OCB";
2742         }
2743         return "?";
2744 #undef WPA_SEL
2745 }
2746
2747 static const char *
2748 rsn_keymgmt(const u_int8_t *sel)
2749 {
2750 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2751         u_int32_t w = LE_READ_4(sel);
2752
2753         switch (w) {
2754         case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2755                 return "8021X-UNSPEC";
2756         case RSN_SEL(RSN_ASE_8021X_PSK):
2757                 return "8021X-PSK";
2758         case RSN_SEL(RSN_ASE_NONE):
2759                 return "NONE";
2760         }
2761         return "?";
2762 #undef RSN_SEL
2763 }
2764
2765 static void
2766 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2767 {
2768         printf("%s", tag);
2769         if (verbose) {
2770                 const char *sep;
2771                 int n;
2772
2773                 ie += 2, ielen -= 2;
2774
2775                 printf("<v%u", LE_READ_2(ie));
2776                 ie += 2, ielen -= 2;
2777
2778                 printf(" mc:%s", rsn_cipher(ie));
2779                 ie += 4, ielen -= 4;
2780
2781                 /* unicast ciphers */
2782                 n = LE_READ_2(ie);
2783                 ie += 2, ielen -= 2;
2784                 sep = " uc:";
2785                 for (; n > 0; n--) {
2786                         printf("%s%s", sep, rsn_cipher(ie));
2787                         ie += 4, ielen -= 4;
2788                         sep = "+";
2789                 }
2790
2791                 /* key management algorithms */
2792                 n = LE_READ_2(ie);
2793                 ie += 2, ielen -= 2;
2794                 sep = " km:";
2795                 for (; n > 0; n--) {
2796                         printf("%s%s", sep, rsn_keymgmt(ie));
2797                         ie += 4, ielen -= 4;
2798                         sep = "+";
2799                 }
2800
2801                 if (ielen > 2)          /* optional capabilities */
2802                         printf(", caps 0x%x", LE_READ_2(ie));
2803                 /* XXXPMKID */
2804                 printf(">");
2805         }
2806 }
2807
2808 /* XXX move to a public include file */
2809 #define IEEE80211_WPS_DEV_PASS_ID       0x1012
2810 #define IEEE80211_WPS_SELECTED_REG      0x1041
2811 #define IEEE80211_WPS_SETUP_STATE       0x1044
2812 #define IEEE80211_WPS_UUID_E            0x1047
2813 #define IEEE80211_WPS_VERSION           0x104a
2814
2815 #define BE_READ_2(p)                                    \
2816         ((u_int16_t)                                    \
2817          ((((const u_int8_t *)(p))[1]      ) |          \
2818           (((const u_int8_t *)(p))[0] <<  8)))
2819
2820 static void
2821 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2822 {
2823 #define N(a)    (sizeof(a) / sizeof(a[0]))
2824         u_int8_t len = ie[1];
2825
2826         printf("%s", tag);
2827         if (verbose) {
2828                 static const char *dev_pass_id[] = {
2829                         "D",    /* Default (PIN) */
2830                         "U",    /* User-specified */
2831                         "M",    /* Machine-specified */
2832                         "K",    /* Rekey */
2833                         "P",    /* PushButton */
2834                         "R"     /* Registrar-specified */
2835                 };
2836                 int n;
2837
2838                 ie +=6, len -= 4;               /* NB: len is payload only */
2839
2840                 /* WPS IE in Beacon and Probe Resp frames have different fields */
2841                 printf("<");
2842                 while (len) {
2843                         uint16_t tlv_type = BE_READ_2(ie);
2844                         uint16_t tlv_len  = BE_READ_2(ie + 2);
2845
2846                         ie += 4, len -= 4;
2847
2848                         switch (tlv_type) {
2849                         case IEEE80211_WPS_VERSION:
2850                                 printf("v:%d.%d", *ie >> 4, *ie & 0xf);
2851                                 break;
2852                         case IEEE80211_WPS_SETUP_STATE:
2853                                 /* Only 1 and 2 are valid */
2854                                 if (*ie == 0 || *ie >= 3)
2855                                         printf(" state:B");
2856                                 else
2857                                         printf(" st:%s", *ie == 1 ? "N" : "C");
2858                                 break;
2859                         case IEEE80211_WPS_SELECTED_REG:
2860                                 printf(" sel:%s", *ie ? "T" : "F");
2861                                 break;
2862                         case IEEE80211_WPS_DEV_PASS_ID:
2863                                 n = LE_READ_2(ie);
2864                                 if (n < N(dev_pass_id))
2865                                         printf(" dpi:%s", dev_pass_id[n]);
2866                                 break;
2867                         case IEEE80211_WPS_UUID_E:
2868                                 printf(" uuid-e:");
2869                                 for (n = 0; n < (tlv_len - 1); n++)
2870                                         printf("%02x-", ie[n]);
2871                                 printf("%02x", ie[n]);
2872                                 break;
2873                         }
2874                         ie += tlv_len, len -= tlv_len;
2875                 }
2876                 printf(">");
2877         }
2878 #undef N
2879 }
2880
2881 static void
2882 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2883 {
2884         printf("%s", tag);
2885         if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
2886                 const struct ieee80211_tdma_param *tdma =
2887                    (const struct ieee80211_tdma_param *) ie;
2888
2889                 /* XXX tstamp */
2890                 printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
2891                     tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
2892                     LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
2893                     tdma->tdma_inuse[0]);
2894         }
2895 }
2896
2897 /*
2898  * Copy the ssid string contents into buf, truncating to fit.  If the
2899  * ssid is entirely printable then just copy intact.  Otherwise convert
2900  * to hexadecimal.  If the result is truncated then replace the last
2901  * three characters with "...".
2902  */
2903 static int
2904 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
2905 {
2906         const u_int8_t *p;
2907         size_t maxlen;
2908         int i;
2909
2910         if (essid_len > bufsize)
2911                 maxlen = bufsize;
2912         else
2913                 maxlen = essid_len;
2914         /* determine printable or not */
2915         for (i = 0, p = essid; i < maxlen; i++, p++) {
2916                 if (*p < ' ' || *p > 0x7e)
2917                         break;
2918         }
2919         if (i != maxlen) {              /* not printable, print as hex */
2920                 if (bufsize < 3)
2921                         return 0;
2922                 strlcpy(buf, "0x", bufsize);
2923                 bufsize -= 2;
2924                 p = essid;
2925                 for (i = 0; i < maxlen && bufsize >= 2; i++) {
2926                         sprintf(&buf[2+2*i], "%02x", p[i]);
2927                         bufsize -= 2;
2928                 }
2929                 if (i != essid_len)
2930                         memcpy(&buf[2+2*i-3], "...", 3);
2931         } else {                        /* printable, truncate as needed */
2932                 memcpy(buf, essid, maxlen);
2933                 if (maxlen != essid_len)
2934                         memcpy(&buf[maxlen-3], "...", 3);
2935         }
2936         return maxlen;
2937 }
2938
2939 static void
2940 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2941 {
2942         char ssid[2*IEEE80211_NWID_LEN+1];
2943
2944         printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
2945 }
2946
2947 static void
2948 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2949 {
2950         const char *sep;
2951         int i;
2952
2953         printf("%s", tag);
2954         sep = "<";
2955         for (i = 2; i < ielen; i++) {
2956                 printf("%s%s%d", sep,
2957                     ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
2958                     ie[i] & IEEE80211_RATE_VAL);
2959                 sep = ",";
2960         }
2961         printf(">");
2962 }
2963
2964 static void
2965 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2966 {
2967         const struct ieee80211_country_ie *cie =
2968            (const struct ieee80211_country_ie *) ie;
2969         int i, nbands, schan, nchan;
2970
2971         printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
2972         nbands = (cie->len - 3) / sizeof(cie->band[0]);
2973         for (i = 0; i < nbands; i++) {
2974                 schan = cie->band[i].schan;
2975                 nchan = cie->band[i].nchan;
2976                 if (nchan != 1)
2977                         printf(" %u-%u,%u", schan, schan + nchan-1,
2978                             cie->band[i].maxtxpwr);
2979                 else
2980                         printf(" %u,%u", schan, cie->band[i].maxtxpwr);
2981         }
2982         printf(">");
2983 }
2984
2985 /* unaligned little endian access */
2986 #define LE_READ_4(p)                                    \
2987         ((u_int32_t)                                    \
2988          ((((const u_int8_t *)(p))[0]      ) |          \
2989           (((const u_int8_t *)(p))[1] <<  8) |          \
2990           (((const u_int8_t *)(p))[2] << 16) |          \
2991           (((const u_int8_t *)(p))[3] << 24)))
2992
2993 static __inline int
2994 iswpaoui(const u_int8_t *frm)
2995 {
2996         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
2997 }
2998
2999 static __inline int
3000 iswmeinfo(const u_int8_t *frm)
3001 {
3002         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3003                 frm[6] == WME_INFO_OUI_SUBTYPE;
3004 }
3005
3006 static __inline int
3007 iswmeparam(const u_int8_t *frm)
3008 {
3009         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3010                 frm[6] == WME_PARAM_OUI_SUBTYPE;
3011 }
3012
3013 static __inline int
3014 isatherosoui(const u_int8_t *frm)
3015 {
3016         return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3017 }
3018
3019 static __inline int
3020 istdmaoui(const uint8_t *frm)
3021 {
3022         return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3023 }
3024
3025 static __inline int
3026 iswpsoui(const uint8_t *frm)
3027 {
3028         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3029 }
3030
3031 static const char *
3032 iename(int elemid)
3033 {
3034         switch (elemid) {
3035         case IEEE80211_ELEMID_FHPARMS:  return " FHPARMS";
3036         case IEEE80211_ELEMID_CFPARMS:  return " CFPARMS";
3037         case IEEE80211_ELEMID_TIM:      return " TIM";
3038         case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3039         case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3040         case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR";
3041         case IEEE80211_ELEMID_PWRCAP:   return " PWRCAP";
3042         case IEEE80211_ELEMID_TPCREQ:   return " TPCREQ";
3043         case IEEE80211_ELEMID_TPCREP:   return " TPCREP";
3044         case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN";
3045         case IEEE80211_ELEMID_CSA:      return " CSA";
3046         case IEEE80211_ELEMID_MEASREQ:  return " MEASREQ";
3047         case IEEE80211_ELEMID_MEASREP:  return " MEASREP";
3048         case IEEE80211_ELEMID_QUIET:    return " QUIET";
3049         case IEEE80211_ELEMID_IBSSDFS:  return " IBSSDFS";
3050         case IEEE80211_ELEMID_TPC:      return " TPC";
3051         case IEEE80211_ELEMID_CCKM:     return " CCKM";
3052         }
3053         return " ???";
3054 }
3055
3056 static void
3057 printies(const u_int8_t *vp, int ielen, int maxcols)
3058 {
3059         while (ielen > 0) {
3060                 switch (vp[0]) {
3061                 case IEEE80211_ELEMID_SSID:
3062                         if (verbose)
3063                                 printssid(" SSID", vp, 2+vp[1], maxcols);
3064                         break;
3065                 case IEEE80211_ELEMID_RATES:
3066                 case IEEE80211_ELEMID_XRATES:
3067                         if (verbose)
3068                                 printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3069                                     " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3070                         break;
3071                 case IEEE80211_ELEMID_DSPARMS:
3072                         if (verbose)
3073                                 printf(" DSPARMS<%u>", vp[2]);
3074                         break;
3075                 case IEEE80211_ELEMID_COUNTRY:
3076                         if (verbose)
3077                                 printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3078                         break;
3079                 case IEEE80211_ELEMID_ERP:
3080                         if (verbose)
3081                                 printf(" ERP<0x%x>", vp[2]);
3082                         break;
3083                 case IEEE80211_ELEMID_VENDOR:
3084                         if (iswpaoui(vp))
3085                                 printwpaie(" WPA", vp, 2+vp[1], maxcols);
3086                         else if (iswmeinfo(vp))
3087                                 printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3088                         else if (iswmeparam(vp))
3089                                 printwmeparam(" WME", vp, 2+vp[1], maxcols);
3090                         else if (isatherosoui(vp))
3091                                 printathie(" ATH", vp, 2+vp[1], maxcols);
3092                         else if (iswpsoui(vp))
3093                                 printwpsie(" WPS", vp, 2+vp[1], maxcols);
3094                         else if (istdmaoui(vp))
3095                                 printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3096                         else if (verbose)
3097                                 printie(" VEN", vp, 2+vp[1], maxcols);
3098                         break;
3099                 case IEEE80211_ELEMID_RSN:
3100                         printrsnie(" RSN", vp, 2+vp[1], maxcols);
3101                         break;
3102                 case IEEE80211_ELEMID_HTCAP:
3103                         printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3104                         break;
3105                 case IEEE80211_ELEMID_HTINFO:
3106                         if (verbose)
3107                                 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3108                         break;
3109                 case IEEE80211_ELEMID_MESHID:
3110                         if (verbose)
3111                                 printssid(" MESHID", vp, 2+vp[1], maxcols);
3112                         break;
3113                 case IEEE80211_ELEMID_MESHCONF:
3114                         printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3115                         break;
3116                 default:
3117                         if (verbose)
3118                                 printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3119                         break;
3120                 }
3121                 ielen -= 2+vp[1];
3122                 vp += 2+vp[1];
3123         }
3124 }
3125
3126 static void
3127 printmimo(const struct ieee80211_mimo_info *mi)
3128 {
3129         /* NB: don't muddy display unless there's something to show */
3130         if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3131                 /* XXX ignore EVM for now */
3132                 printf(" (rssi %d:%d:%d nf %d:%d:%d)",
3133                     mi->rssi[0], mi->rssi[1], mi->rssi[2],
3134                     mi->noise[0], mi->noise[1], mi->noise[2]);
3135         }
3136 }
3137
3138 static void
3139 list_scan(int s)
3140 {
3141         uint8_t buf[24*1024];
3142         char ssid[IEEE80211_NWID_LEN+1];
3143         const uint8_t *cp;
3144         int len, ssidmax, idlen;
3145
3146         if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3147                 errx(1, "unable to get scan results");
3148         if (len < sizeof(struct ieee80211req_scan_result))
3149                 return;
3150
3151         getchaninfo(s);
3152
3153         ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3154         printf("%-*.*s  %-17.17s  %4s %4s  %-7s  %3s %4s\n"
3155                 , ssidmax, ssidmax, "SSID/MESH ID"
3156                 , "BSSID"
3157                 , "CHAN"
3158                 , "RATE"
3159                 , " S:N"
3160                 , "INT"
3161                 , "CAPS"
3162         );
3163         cp = buf;
3164         do {
3165                 const struct ieee80211req_scan_result *sr;
3166                 const uint8_t *vp, *idp;
3167
3168                 sr = (const struct ieee80211req_scan_result *) cp;
3169                 vp = cp + sr->isr_ie_off;
3170                 if (sr->isr_meshid_len) {
3171                         idp = vp + sr->isr_ssid_len;
3172                         idlen = sr->isr_meshid_len;
3173                 } else {
3174                         idp = vp;
3175                         idlen = sr->isr_ssid_len;
3176                 }
3177                 printf("%-*.*s  %s  %3d  %3dM %3d:%-3d  %3d %-4.4s"
3178                         , ssidmax
3179                           , copy_essid(ssid, ssidmax, idp, idlen)
3180                           , ssid
3181                         , ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3182                         , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3183                         , getmaxrate(sr->isr_rates, sr->isr_nrates)
3184                         , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3185                         , sr->isr_intval
3186                         , getcaps(sr->isr_capinfo)
3187                 );
3188                 printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3189                     sr->isr_ie_len, 24);
3190                 printf("\n");
3191                 cp += sr->isr_len, len -= sr->isr_len;
3192         } while (len >= sizeof(struct ieee80211req_scan_result));
3193 }
3194
3195 static void
3196 scan_and_wait(int s)
3197 {
3198         struct ieee80211_scan_req sr;
3199         struct ieee80211req ireq;
3200         int sroute;
3201
3202         sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3203         if (sroute < 0) {
3204                 perror("socket(PF_ROUTE,SOCK_RAW)");
3205                 return;
3206         }
3207         (void) memset(&ireq, 0, sizeof(ireq));
3208         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3209         ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3210
3211         memset(&sr, 0, sizeof(sr));
3212         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3213                     | IEEE80211_IOC_SCAN_BGSCAN
3214                     | IEEE80211_IOC_SCAN_NOPICK
3215                     | IEEE80211_IOC_SCAN_ONCE;
3216         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3217         sr.sr_nssid = 0;
3218
3219         ireq.i_data = &sr;
3220         ireq.i_len = sizeof(sr);
3221         /*
3222          * NB: only root can trigger a scan so ignore errors. Also ignore
3223          * possible errors from net80211, even if no new scan could be
3224          * started there might still be a valid scan cache.
3225          */
3226         if (ioctl(s, SIOCS80211, &ireq) == 0) {
3227                 char buf[2048];
3228                 struct if_announcemsghdr *ifan;
3229                 struct rt_msghdr *rtm;
3230
3231                 do {
3232                         if (read(sroute, buf, sizeof(buf)) < 0) {
3233                                 perror("read(PF_ROUTE)");
3234                                 break;
3235                         }
3236                         rtm = (struct rt_msghdr *) buf;
3237                         if (rtm->rtm_version != RTM_VERSION)
3238                                 break;
3239                         ifan = (struct if_announcemsghdr *) rtm;
3240                 } while (rtm->rtm_type != RTM_IEEE80211 ||
3241                     ifan->ifan_what != RTM_IEEE80211_SCAN);
3242         }
3243         close(sroute);
3244 }
3245
3246 static
3247 DECL_CMD_FUNC(set80211scan, val, d)
3248 {
3249         scan_and_wait(s);
3250         list_scan(s);
3251 }
3252
3253 static enum ieee80211_opmode get80211opmode(int s);
3254
3255 static int
3256 gettxseq(const struct ieee80211req_sta_info *si)
3257 {
3258         int i, txseq;
3259
3260         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3261                 return si->isi_txseqs[0];
3262         /* XXX not right but usually what folks want */
3263         txseq = 0;
3264         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3265                 if (si->isi_txseqs[i] > txseq)
3266                         txseq = si->isi_txseqs[i];
3267         return txseq;
3268 }
3269
3270 static int
3271 getrxseq(const struct ieee80211req_sta_info *si)
3272 {
3273         int i, rxseq;
3274
3275         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3276                 return si->isi_rxseqs[0];
3277         /* XXX not right but usually what folks want */
3278         rxseq = 0;
3279         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3280                 if (si->isi_rxseqs[i] > rxseq)
3281                         rxseq = si->isi_rxseqs[i];
3282         return rxseq;
3283 }
3284
3285 static void
3286 list_stations(int s)
3287 {
3288         union {
3289                 struct ieee80211req_sta_req req;
3290                 uint8_t buf[24*1024];
3291         } u;
3292         enum ieee80211_opmode opmode = get80211opmode(s);
3293         const uint8_t *cp;
3294         int len;
3295
3296         /* broadcast address =>'s get all stations */
3297         (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3298         if (opmode == IEEE80211_M_STA) {
3299                 /*
3300                  * Get information about the associated AP.
3301                  */
3302                 (void) get80211(s, IEEE80211_IOC_BSSID,
3303                     u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3304         }
3305         if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3306                 errx(1, "unable to get station information");
3307         if (len < sizeof(struct ieee80211req_sta_info))
3308                 return;
3309
3310         getchaninfo(s);
3311
3312         if (opmode == IEEE80211_M_MBSS)
3313                 printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3314                         , "ADDR"
3315                         , "CHAN"
3316                         , "LOCAL"
3317                         , "PEER"
3318                         , "STATE"
3319                         , "RATE"
3320                         , "RSSI"
3321                         , "IDLE"
3322                         , "TXSEQ"
3323                         , "RXSEQ"
3324                 );
3325         else
3326                 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3327                         , "ADDR"
3328                         , "AID"
3329                         , "CHAN"
3330                         , "RATE"
3331                         , "RSSI"
3332                         , "IDLE"
3333                         , "TXSEQ"
3334                         , "RXSEQ"
3335                         , "CAPS"
3336                         , "FLAG"
3337                 );
3338         cp = (const uint8_t *) u.req.info;
3339         do {
3340                 const struct ieee80211req_sta_info *si;
3341
3342                 si = (const struct ieee80211req_sta_info *) cp;
3343                 if (si->isi_len < sizeof(*si))
3344                         break;
3345                 if (opmode == IEEE80211_M_MBSS)
3346                         printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3347                                 , ether_ntoa((const struct ether_addr*)
3348                                     si->isi_macaddr)
3349                                 , ieee80211_mhz2ieee(si->isi_freq,
3350                                     si->isi_flags)
3351                                 , si->isi_localid
3352                                 , si->isi_peerid
3353                                 , mesh_linkstate_string(si->isi_peerstate)
3354                                 , si->isi_txmbps/2
3355                                 , si->isi_rssi/2.
3356                                 , si->isi_inact
3357                                 , gettxseq(si)
3358                                 , getrxseq(si)
3359                         );
3360                 else
3361                         printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3362                                 , ether_ntoa((const struct ether_addr*)
3363                                     si->isi_macaddr)
3364                                 , IEEE80211_AID(si->isi_associd)
3365                                 , ieee80211_mhz2ieee(si->isi_freq,
3366                                     si->isi_flags)
3367                                 , si->isi_txmbps/2
3368                                 , si->isi_rssi/2.
3369                                 , si->isi_inact
3370                                 , gettxseq(si)
3371                                 , getrxseq(si)
3372                                 , getcaps(si->isi_capinfo)
3373                                 , getflags(si->isi_state)
3374                         );
3375                 printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3376                 printmimo(&si->isi_mimo);
3377                 printf("\n");
3378                 cp += si->isi_len, len -= si->isi_len;
3379         } while (len >= sizeof(struct ieee80211req_sta_info));
3380 }
3381
3382 static const char *
3383 mesh_linkstate_string(uint8_t state)
3384 {
3385 #define N(a)    (sizeof(a) / sizeof(a[0]))
3386         static const char *state_names[] = {
3387             [0] = "IDLE",
3388             [1] = "OPEN-TX",
3389             [2] = "OPEN-RX",
3390             [3] = "CONF-RX",
3391             [4] = "ESTAB",
3392             [5] = "HOLDING",
3393         };
3394
3395         if (state >= N(state_names)) {
3396                 static char buf[10];
3397                 snprintf(buf, sizeof(buf), "#%u", state);
3398                 return buf;
3399         } else
3400                 return state_names[state];
3401 #undef N
3402 }
3403
3404 static const char *
3405 get_chaninfo(const struct ieee80211_channel *c, int precise,
3406         char buf[], size_t bsize)
3407 {
3408         buf[0] = '\0';
3409         if (IEEE80211_IS_CHAN_FHSS(c))
3410                 strlcat(buf, " FHSS", bsize);
3411         if (IEEE80211_IS_CHAN_A(c))
3412                 strlcat(buf, " 11a", bsize);
3413         else if (IEEE80211_IS_CHAN_ANYG(c))
3414                 strlcat(buf, " 11g", bsize);
3415         else if (IEEE80211_IS_CHAN_B(c))
3416                 strlcat(buf, " 11b", bsize);
3417         if (IEEE80211_IS_CHAN_HALF(c))
3418                 strlcat(buf, "/10MHz", bsize);
3419         if (IEEE80211_IS_CHAN_QUARTER(c))
3420                 strlcat(buf, "/5MHz", bsize);
3421         if (IEEE80211_IS_CHAN_TURBO(c))
3422                 strlcat(buf, " Turbo", bsize);
3423         if (precise) {
3424                 if (IEEE80211_IS_CHAN_HT20(c))
3425                         strlcat(buf, " ht/20", bsize);
3426                 else if (IEEE80211_IS_CHAN_HT40D(c))
3427                         strlcat(buf, " ht/40-", bsize);
3428                 else if (IEEE80211_IS_CHAN_HT40U(c))
3429                         strlcat(buf, " ht/40+", bsize);
3430         } else {
3431                 if (IEEE80211_IS_CHAN_HT(c))
3432                         strlcat(buf, " ht", bsize);
3433         }
3434         return buf;
3435 }
3436
3437 static void
3438 print_chaninfo(const struct ieee80211_channel *c, int verb)
3439 {
3440         char buf[14];
3441
3442         if (verb)
3443                 printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3444                     ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3445                     IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3446                     IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3447                     IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3448                     IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3449                     IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3450                     get_chaninfo(c, verb, buf, sizeof(buf)));
3451         else
3452         printf("Channel %3u : %u%c MHz%-14.14s",
3453             ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3454             IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3455             get_chaninfo(c, verb, buf, sizeof(buf)));
3456
3457 }
3458
3459 static int
3460 chanpref(const struct ieee80211_channel *c)
3461 {
3462         if (IEEE80211_IS_CHAN_HT40(c))
3463                 return 40;
3464         if (IEEE80211_IS_CHAN_HT20(c))
3465                 return 30;
3466         if (IEEE80211_IS_CHAN_HALF(c))
3467                 return 10;
3468         if (IEEE80211_IS_CHAN_QUARTER(c))
3469                 return 5;
3470         if (IEEE80211_IS_CHAN_TURBO(c))
3471                 return 25;
3472         if (IEEE80211_IS_CHAN_A(c))
3473                 return 20;
3474         if (IEEE80211_IS_CHAN_G(c))
3475                 return 20;
3476         if (IEEE80211_IS_CHAN_B(c))
3477                 return 15;
3478         if (IEEE80211_IS_CHAN_PUREG(c))
3479                 return 15;
3480         return 0;
3481 }
3482
3483 static void
3484 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3485         int allchans, int verb)
3486 {
3487         struct ieee80211req_chaninfo *achans;
3488         uint8_t reported[IEEE80211_CHAN_BYTES];
3489         const struct ieee80211_channel *c;
3490         int i, half;
3491
3492         achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3493         if (achans == NULL)
3494                 errx(1, "no space for active channel list");
3495         achans->ic_nchans = 0;
3496         memset(reported, 0, sizeof(reported));
3497         if (!allchans) {
3498                 struct ieee80211req_chanlist active;
3499
3500                 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3501                         errx(1, "unable to get active channel list");
3502                 for (i = 0; i < chans->ic_nchans; i++) {
3503                         c = &chans->ic_chans[i];
3504                         if (!isset(active.ic_channels, c->ic_ieee))
3505                                 continue;
3506                         /*
3507                          * Suppress compatible duplicates unless
3508                          * verbose.  The kernel gives us it's
3509                          * complete channel list which has separate
3510                          * entries for 11g/11b and 11a/turbo.
3511                          */
3512                         if (isset(reported, c->ic_ieee) && !verb) {
3513                                 /* XXX we assume duplicates are adjacent */
3514                                 achans->ic_chans[achans->ic_nchans-1] = *c;
3515                         } else {
3516                                 achans->ic_chans[achans->ic_nchans++] = *c;
3517                                 setbit(reported, c->ic_ieee);
3518                         }
3519                 }
3520         } else {
3521                 for (i = 0; i < chans->ic_nchans; i++) {
3522                         c = &chans->ic_chans[i];
3523                         /* suppress duplicates as above */
3524                         if (isset(reported, c->ic_ieee) && !verb) {
3525                                 /* XXX we assume duplicates are adjacent */
3526                                 struct ieee80211_channel *a =
3527                                     &achans->ic_chans[achans->ic_nchans-1];
3528                                 if (chanpref(c) > chanpref(a))
3529                                         *a = *c;
3530                         } else {
3531                                 achans->ic_chans[achans->ic_nchans++] = *c;
3532                                 setbit(reported, c->ic_ieee);
3533                         }
3534                 }
3535         }
3536         half = achans->ic_nchans / 2;
3537         if (achans->ic_nchans % 2)
3538                 half++;
3539
3540         for (i = 0; i < achans->ic_nchans / 2; i++) {
3541                 print_chaninfo(&achans->ic_chans[i], verb);
3542                 print_chaninfo(&achans->ic_chans[half+i], verb);
3543                 printf("\n");
3544         }
3545         if (achans->ic_nchans % 2) {
3546                 print_chaninfo(&achans->ic_chans[i], verb);
3547                 printf("\n");
3548         }
3549         free(achans);
3550 }
3551
3552 static void
3553 list_channels(int s, int allchans)
3554 {
3555         getchaninfo(s);
3556         print_channels(s, chaninfo, allchans, verbose);
3557 }
3558
3559 static void
3560 print_txpow(const struct ieee80211_channel *c)
3561 {
3562         printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3563             c->ic_ieee, c->ic_freq,
3564             c->ic_maxpower/2., c->ic_maxregpower);
3565 }
3566
3567 static void
3568 print_txpow_verbose(const struct ieee80211_channel *c)
3569 {
3570         print_chaninfo(c, 1);
3571         printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3572             c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3573         /* indicate where regulatory cap limits power use */
3574         if (c->ic_maxpower > 2*c->ic_maxregpower)
3575                 printf(" <");
3576 }
3577
3578 static void
3579 list_txpow(int s)
3580 {
3581         struct ieee80211req_chaninfo *achans;
3582         uint8_t reported[IEEE80211_CHAN_BYTES];
3583         struct ieee80211_channel *c, *prev;
3584         int i, half;
3585
3586         getchaninfo(s);
3587         achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3588         if (achans == NULL)
3589                 errx(1, "no space for active channel list");
3590         achans->ic_nchans = 0;
3591         memset(reported, 0, sizeof(reported));
3592         for (i = 0; i < chaninfo->ic_nchans; i++) {
3593                 c = &chaninfo->ic_chans[i];
3594                 /* suppress duplicates as above */
3595                 if (isset(reported, c->ic_ieee) && !verbose) {
3596                         /* XXX we assume duplicates are adjacent */
3597                         prev = &achans->ic_chans[achans->ic_nchans-1];
3598                         /* display highest power on channel */
3599                         if (c->ic_maxpower > prev->ic_maxpower)
3600                                 *prev = *c;
3601                 } else {
3602                         achans->ic_chans[achans->ic_nchans++] = *c;
3603                         setbit(reported, c->ic_ieee);
3604                 }
3605         }
3606         if (!verbose) {
3607                 half = achans->ic_nchans / 2;
3608                 if (achans->ic_nchans % 2)
3609                         half++;
3610
3611                 for (i = 0; i < achans->ic_nchans / 2; i++) {
3612                         print_txpow(&achans->ic_chans[i]);
3613                         print_txpow(&achans->ic_chans[half+i]);
3614                         printf("\n");
3615                 }
3616                 if (achans->ic_nchans % 2) {
3617                         print_txpow(&achans->ic_chans[i]);
3618                         printf("\n");
3619                 }
3620         } else {
3621                 for (i = 0; i < achans->ic_nchans; i++) {
3622                         print_txpow_verbose(&achans->ic_chans[i]);
3623                         printf("\n");
3624                 }
3625         }
3626         free(achans);
3627 }
3628
3629 static void
3630 list_keys(int s)
3631 {
3632 }
3633
3634 #define IEEE80211_C_BITS \
3635         "\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
3636         "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
3637         "\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
3638         "\37TXFRAG\40TDMA"
3639
3640 static void
3641 list_capabilities(int s)
3642 {
3643         struct ieee80211_devcaps_req *dc;
3644
3645         if (verbose)
3646                 dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3647         else
3648                 dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3649         if (dc == NULL)
3650                 errx(1, "no space for device capabilities");
3651         dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3652         getdevcaps(s, dc);
3653         printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3654         if (dc->dc_cryptocaps != 0 || verbose) {
3655                 putchar('\n');
3656                 printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3657         }
3658         if (dc->dc_htcaps != 0 || verbose) {
3659                 putchar('\n');
3660                 printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3661         }
3662         putchar('\n');
3663         if (verbose) {
3664                 chaninfo = &dc->dc_chaninfo;    /* XXX */
3665                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3666         }
3667         free(dc);
3668 }
3669
3670 static int
3671 get80211wme(int s, int param, int ac, int *val)
3672 {
3673         struct ieee80211req ireq;
3674
3675         (void) memset(&ireq, 0, sizeof(ireq));
3676         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3677         ireq.i_type = param;
3678         ireq.i_len = ac;
3679         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3680                 warn("cannot get WME parameter %d, ac %d%s",
3681                     param, ac & IEEE80211_WMEPARAM_VAL,
3682                     ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3683                 return -1;
3684         }
3685         *val = ireq.i_val;
3686         return 0;
3687 }
3688
3689 static void
3690 list_wme_aci(int s, const char *tag, int ac)
3691 {
3692         int val;
3693
3694         printf("\t%s", tag);
3695
3696         /* show WME BSS parameters */
3697         if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3698                 printf(" cwmin %2u", val);
3699         if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3700                 printf(" cwmax %2u", val);
3701         if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3702                 printf(" aifs %2u", val);
3703         if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3704                 printf(" txopLimit %3u", val);
3705         if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3706                 if (val)
3707                         printf(" acm");
3708                 else if (verbose)
3709                         printf(" -acm");
3710         }
3711         /* !BSS only */
3712         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3713                 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3714                         if (!val)
3715                                 printf(" -ack");
3716                         else if (verbose)
3717                                 printf(" ack");
3718                 }
3719         }
3720         printf("\n");
3721 }
3722
3723 static void
3724 list_wme(int s)
3725 {
3726         static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3727         int ac;
3728
3729         if (verbose) {
3730                 /* display both BSS and local settings */
3731                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3732         again:
3733                         if (ac & IEEE80211_WMEPARAM_BSS)
3734                                 list_wme_aci(s, "     ", ac);
3735                         else
3736                                 list_wme_aci(s, acnames[ac], ac);
3737                         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3738                                 ac |= IEEE80211_WMEPARAM_BSS;
3739                                 goto again;
3740                         } else
3741                                 ac &= ~IEEE80211_WMEPARAM_BSS;
3742                 }
3743         } else {
3744                 /* display only channel settings */
3745                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3746                         list_wme_aci(s, acnames[ac], ac);
3747         }
3748 }
3749
3750 static void
3751 list_roam(int s)
3752 {
3753         const struct ieee80211_roamparam *rp;
3754         int mode;
3755
3756         getroam(s);
3757         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3758                 rp = &roamparams.params[mode];
3759                 if (rp->rssi == 0 && rp->rate == 0)
3760                         continue;
3761                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3762                         if (rp->rssi & 1)
3763                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3764                                     modename[mode], rp->rssi/2,
3765                                     rp->rate &~ IEEE80211_RATE_MCS);
3766                         else
3767                                 LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3768                                     modename[mode], rp->rssi/2,
3769                                     rp->rate &~ IEEE80211_RATE_MCS);
3770                 } else {
3771                         if (rp->rssi & 1)
3772                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3773                                     modename[mode], rp->rssi/2, rp->rate/2);
3774                         else
3775                                 LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3776                                     modename[mode], rp->rssi/2, rp->rate/2);
3777                 }
3778         }
3779 }
3780
3781 static void
3782 list_txparams(int s)
3783 {
3784         const struct ieee80211_txparam *tp;
3785         int mode;
3786
3787         gettxparams(s);
3788         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3789                 tp = &txparams.params[mode];
3790                 if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3791                         continue;
3792                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3793                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3794                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
3795                                     "mcast %2u MCS  maxretry %u",
3796                                     modename[mode],
3797                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3798                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3799                                     tp->maxretry);
3800                         else
3801                                 LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
3802                                     "mcast %2u MCS  maxretry %u",
3803                                     modename[mode],
3804                                     tp->ucastrate &~ IEEE80211_RATE_MCS,
3805                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3806                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3807                                     tp->maxretry);
3808                 } else {
3809                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3810                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3811                                     "mcast %2u Mb/s maxretry %u",
3812                                     modename[mode],
3813                                     tp->mgmtrate/2,
3814                                     tp->mcastrate/2, tp->maxretry);
3815                         else
3816                                 LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3817                                     "mcast %2u Mb/s maxretry %u",
3818                                     modename[mode],
3819                                     tp->ucastrate/2, tp->mgmtrate/2,
3820                                     tp->mcastrate/2, tp->maxretry);
3821                 }
3822         }
3823 }
3824
3825 static void
3826 printpolicy(int policy)
3827 {
3828         switch (policy) {
3829         case IEEE80211_MACCMD_POLICY_OPEN:
3830                 printf("policy: open\n");
3831                 break;
3832         case IEEE80211_MACCMD_POLICY_ALLOW:
3833                 printf("policy: allow\n");
3834                 break;
3835         case IEEE80211_MACCMD_POLICY_DENY:
3836                 printf("policy: deny\n");
3837                 break;
3838         case IEEE80211_MACCMD_POLICY_RADIUS:
3839                 printf("policy: radius\n");
3840                 break;
3841         default:
3842                 printf("policy: unknown (%u)\n", policy);
3843                 break;
3844         }
3845 }
3846
3847 static void
3848 list_mac(int s)
3849 {
3850         struct ieee80211req ireq;
3851         struct ieee80211req_maclist *acllist;
3852         int i, nacls, policy, len;
3853         uint8_t *data;
3854         char c;
3855
3856         (void) memset(&ireq, 0, sizeof(ireq));
3857         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
3858         ireq.i_type = IEEE80211_IOC_MACCMD;
3859         ireq.i_val = IEEE80211_MACCMD_POLICY;
3860         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3861                 if (errno == EINVAL) {
3862                         printf("No acl policy loaded\n");
3863                         return;
3864                 }
3865                 err(1, "unable to get mac policy");
3866         }
3867         policy = ireq.i_val;
3868         if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
3869                 c = '*';
3870         } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
3871                 c = '+';
3872         } else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
3873                 c = '-';
3874         } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
3875                 c = 'r';                /* NB: should never have entries */
3876         } else {
3877                 printf("policy: unknown (%u)\n", policy);
3878                 c = '?';
3879         }
3880         if (verbose || c == '?')
3881                 printpolicy(policy);
3882
3883         ireq.i_val = IEEE80211_MACCMD_LIST;
3884         ireq.i_len = 0;
3885         if (ioctl(s, SIOCG80211, &ireq) < 0)
3886                 err(1, "unable to get mac acl list size");
3887         if (ireq.i_len == 0) {          /* NB: no acls */
3888                 if (!(verbose || c == '?'))
3889                         printpolicy(policy);
3890                 return;
3891         }
3892         len = ireq.i_len;
3893
3894         data = malloc(len);
3895         if (data == NULL)
3896                 err(1, "out of memory for acl list");
3897
3898         ireq.i_data = data;
3899         if (ioctl(s, SIOCG80211, &ireq) < 0)
3900                 err(1, "unable to get mac acl list");
3901         nacls = len / sizeof(*acllist);
3902         acllist = (struct ieee80211req_maclist *) data;
3903         for (i = 0; i < nacls; i++)
3904                 printf("%c%s\n", c, ether_ntoa(
3905                         (const struct ether_addr *) acllist[i].ml_macaddr));
3906         free(data);
3907 }
3908
3909 static void
3910 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
3911 {
3912         if ((reg->regdomain != 0 &&
3913             reg->regdomain != reg->country) || verb) {
3914                 const struct regdomain *rd =
3915                     lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
3916                 if (rd == NULL)
3917                         LINE_CHECK("regdomain %d", reg->regdomain);
3918                 else
3919                         LINE_CHECK("regdomain %s", rd->name);
3920         }
3921         if (reg->country != 0 || verb) {
3922                 const struct country *cc =
3923                     lib80211_country_findbycc(getregdata(), reg->country);
3924                 if (cc == NULL)
3925                         LINE_CHECK("country %d", reg->country);
3926                 else
3927                         LINE_CHECK("country %s", cc->isoname);
3928         }
3929         if (reg->location == 'I')
3930                 LINE_CHECK("indoor");
3931         else if (reg->location == 'O')
3932                 LINE_CHECK("outdoor");
3933         else if (verb)
3934                 LINE_CHECK("anywhere");
3935         if (reg->ecm)
3936                 LINE_CHECK("ecm");
3937         else if (verb)
3938                 LINE_CHECK("-ecm");
3939 }
3940
3941 static void
3942 list_regdomain(int s, int channelsalso)
3943 {
3944         getregdomain(s);
3945         if (channelsalso) {
3946                 getchaninfo(s);
3947                 spacer = ':';
3948                 print_regdomain(&regdomain, 1);
3949                 LINE_BREAK();
3950                 print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
3951         } else
3952                 print_regdomain(&regdomain, verbose);
3953 }
3954
3955 static void
3956 list_mesh(int s)
3957 {
3958         struct ieee80211req ireq;
3959         struct ieee80211req_mesh_route routes[128];
3960         struct ieee80211req_mesh_route *rt;
3961
3962         (void) memset(&ireq, 0, sizeof(ireq));
3963         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3964         ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
3965         ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
3966         ireq.i_data = &routes;
3967         ireq.i_len = sizeof(routes);
3968         if (ioctl(s, SIOCG80211, &ireq) < 0)
3969                 err(1, "unable to get the Mesh routing table");
3970
3971         printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
3972                 , "DEST"
3973                 , "NEXT HOP"
3974                 , "HOPS"
3975                 , "METRIC"
3976                 , "LIFETIME"
3977                 , "MSEQ"
3978                 , "FLAGS");
3979
3980         for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
3981                 printf("%s ",
3982                     ether_ntoa((const struct ether_addr *)rt->imr_dest));
3983                 printf("%s %4u   %4u   %6u %6u    %c%c\n",
3984                         ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
3985                         rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
3986                         rt->imr_lastmseq,
3987                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
3988                             'V' : '!',
3989                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
3990                             'P' : ' ');
3991         }
3992 }
3993
3994 static
3995 DECL_CMD_FUNC(set80211list, arg, d)
3996 {
3997 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
3998
3999         LINE_INIT('\t');
4000
4001         if (iseq(arg, "sta"))
4002                 list_stations(s);
4003         else if (iseq(arg, "scan") || iseq(arg, "ap"))
4004                 list_scan(s);
4005         else if (iseq(arg, "chan") || iseq(arg, "freq"))
4006                 list_channels(s, 1);
4007         else if (iseq(arg, "active"))
4008                 list_channels(s, 0);
4009         else if (iseq(arg, "keys"))
4010                 list_keys(s);
4011         else if (iseq(arg, "caps"))
4012                 list_capabilities(s);
4013         else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4014                 list_wme(s);
4015         else if (iseq(arg, "mac"))
4016                 list_mac(s);
4017         else if (iseq(arg, "txpow"))
4018                 list_txpow(s);
4019         else if (iseq(arg, "roam"))
4020                 list_roam(s);
4021         else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4022                 list_txparams(s);
4023         else if (iseq(arg, "regdomain"))
4024                 list_regdomain(s, 1);
4025         else if (iseq(arg, "countries"))
4026                 list_countries();
4027         else if (iseq(arg, "mesh"))
4028                 list_mesh(s);
4029         else
4030                 errx(1, "Don't know how to list %s for %s", arg, name);
4031         LINE_BREAK();
4032 #undef iseq
4033 }
4034
4035 static enum ieee80211_opmode
4036 get80211opmode(int s)
4037 {
4038         struct ifmediareq ifmr;
4039
4040         (void) memset(&ifmr, 0, sizeof(ifmr));
4041         (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4042
4043         if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4044                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4045                         if (ifmr.ifm_current & IFM_FLAG0)
4046                                 return IEEE80211_M_AHDEMO;
4047                         else
4048                                 return IEEE80211_M_IBSS;
4049                 }
4050                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4051                         return IEEE80211_M_HOSTAP;
4052                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4053                         return IEEE80211_M_MONITOR;
4054                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4055                         return IEEE80211_M_MBSS;
4056         }
4057         return IEEE80211_M_STA;
4058 }
4059
4060 #if 0
4061 static void
4062 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4063 {
4064         switch (ireq->i_val) {
4065         case IEEE80211_CIPHER_WEP:
4066                 ireq->i_type = keylenop;
4067                 if (ioctl(s, SIOCG80211, ireq) != -1)
4068                         printf("WEP-%s",
4069                             ireq->i_len <= 5 ? "40" :
4070                             ireq->i_len <= 13 ? "104" : "128");
4071                 else
4072                         printf("WEP");
4073                 break;
4074         case IEEE80211_CIPHER_TKIP:
4075                 printf("TKIP");
4076                 break;
4077         case IEEE80211_CIPHER_AES_OCB:
4078                 printf("AES-OCB");
4079                 break;
4080         case IEEE80211_CIPHER_AES_CCM:
4081                 printf("AES-CCM");
4082                 break;
4083         case IEEE80211_CIPHER_CKIP:
4084                 printf("CKIP");
4085                 break;
4086         case IEEE80211_CIPHER_NONE:
4087                 printf("NONE");
4088                 break;
4089         default:
4090                 printf("UNKNOWN (0x%x)", ireq->i_val);
4091                 break;
4092         }
4093 }
4094 #endif
4095
4096 static void
4097 printkey(const struct ieee80211req_key *ik)
4098 {
4099         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4100         int keylen = ik->ik_keylen;
4101         int printcontents;
4102
4103         printcontents = printkeys &&
4104                 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4105         if (printcontents)
4106                 LINE_BREAK();
4107         switch (ik->ik_type) {
4108         case IEEE80211_CIPHER_WEP:
4109                 /* compatibility */
4110                 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4111                     keylen <= 5 ? "40-bit" :
4112                     keylen <= 13 ? "104-bit" : "128-bit");
4113                 break;
4114         case IEEE80211_CIPHER_TKIP:
4115                 if (keylen > 128/8)
4116                         keylen -= 128/8;        /* ignore MIC for now */
4117                 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4118                 break;
4119         case IEEE80211_CIPHER_AES_OCB:
4120                 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4121                 break;
4122         case IEEE80211_CIPHER_AES_CCM:
4123                 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4124                 break;
4125         case IEEE80211_CIPHER_CKIP:
4126                 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4127                 break;
4128         case IEEE80211_CIPHER_NONE:
4129                 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4130                 break;
4131         default:
4132                 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4133                         ik->ik_type, ik->ik_keyix+1, 8*keylen);
4134                 break;
4135         }
4136         if (printcontents) {
4137                 int i;
4138
4139                 printf(" <");
4140                 for (i = 0; i < keylen; i++)
4141                         printf("%02x", ik->ik_keydata[i]);
4142                 printf(">");
4143                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4144                     (ik->ik_keyrsc != 0 || verbose))
4145                         printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4146                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4147                     (ik->ik_keytsc != 0 || verbose))
4148                         printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4149                 if (ik->ik_flags != 0 && verbose) {
4150                         const char *sep = " ";
4151
4152                         if (ik->ik_flags & IEEE80211_KEY_XMIT)
4153                                 printf("%stx", sep), sep = "+";
4154                         if (ik->ik_flags & IEEE80211_KEY_RECV)
4155                                 printf("%srx", sep), sep = "+";
4156                         if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4157                                 printf("%sdef", sep), sep = "+";
4158                 }
4159                 LINE_BREAK();
4160         }
4161 }
4162
4163 static void
4164 printrate(const char *tag, int v, int defrate, int defmcs)
4165 {
4166         if ((v & IEEE80211_RATE_MCS) == 0) {
4167                 if (v != defrate) {
4168                         if (v & 1)
4169                                 LINE_CHECK("%s %d.5", tag, v/2);
4170                         else
4171                                 LINE_CHECK("%s %d", tag, v/2);
4172                 }
4173         } else {
4174                 if (v != defmcs)
4175                         LINE_CHECK("%s %d", tag, v &~ 0x80);
4176         }
4177 }
4178
4179 static int
4180 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4181 {
4182         struct ieee80211req ireq;
4183
4184         (void) memset(&ireq, 0, sizeof(ireq));
4185         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4186         ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4187         ireq.i_val = ix;
4188         ireq.i_data = data;
4189         ireq.i_len = len;
4190         if (ioctl(s, SIOCG80211, &ireq) < 0)
4191                 return -1;
4192         *plen = ireq.i_len;
4193         return 0;
4194 }
4195
4196 static void
4197 ieee80211_status(int s)
4198 {
4199         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4200         enum ieee80211_opmode opmode = get80211opmode(s);
4201         int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4202         uint8_t data[32];
4203         const struct ieee80211_channel *c;
4204         const struct ieee80211_roamparam *rp;
4205         const struct ieee80211_txparam *tp;
4206
4207         if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4208                 /* If we can't get the SSID, this isn't an 802.11 device. */
4209                 return;
4210         }
4211
4212         /*
4213          * Invalidate cached state so printing status for multiple
4214          * if's doesn't reuse the first interfaces' cached state.
4215          */
4216         gotcurchan = 0;
4217         gotroam = 0;
4218         gottxparams = 0;
4219         gothtconf = 0;
4220         gotregdomain = 0;
4221
4222         printf("\t");
4223         if (opmode == IEEE80211_M_MBSS) {
4224                 printf("meshid ");
4225                 getid(s, 0, data, sizeof(data), &len, 1);
4226                 print_string(data, len);
4227         } else {
4228                 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4229                         num = 0;
4230                 printf("ssid ");
4231                 if (num > 1) {
4232                         for (i = 0; i < num; i++) {
4233                                 if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4234                                         printf(" %d:", i + 1);
4235                                         print_string(data, len);
4236                                 }
4237                         }
4238                 } else
4239                         print_string(data, len);
4240         }
4241         c = getcurchan(s);
4242         if (c->ic_freq != IEEE80211_CHAN_ANY) {
4243                 char buf[14];
4244                 printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4245                         get_chaninfo(c, 1, buf, sizeof(buf)));
4246         } else if (verbose)
4247                 printf(" channel UNDEF");
4248
4249         if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4250             (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4251                 printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4252
4253         if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4254                 printf("\n\tstationname ");
4255                 print_string(data, len);
4256         }
4257
4258         spacer = ' ';           /* force first break */
4259         LINE_BREAK();
4260
4261         list_regdomain(s, 0);
4262
4263         wpa = 0;
4264         if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4265                 switch (val) {
4266                 case IEEE80211_AUTH_NONE:
4267                         LINE_CHECK("authmode NONE");
4268                         break;
4269                 case IEEE80211_AUTH_OPEN:
4270                         LINE_CHECK("authmode OPEN");
4271                         break;
4272                 case IEEE80211_AUTH_SHARED:
4273                         LINE_CHECK("authmode SHARED");
4274                         break;
4275                 case IEEE80211_AUTH_8021X:
4276                         LINE_CHECK("authmode 802.1x");
4277                         break;
4278                 case IEEE80211_AUTH_WPA:
4279                         if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4280                                 wpa = 1;        /* default to WPA1 */
4281                         switch (wpa) {
4282                         case 2:
4283                                 LINE_CHECK("authmode WPA2/802.11i");
4284                                 break;
4285                         case 3:
4286                                 LINE_CHECK("authmode WPA1+WPA2/802.11i");
4287                                 break;
4288                         default:
4289                                 LINE_CHECK("authmode WPA");
4290                                 break;
4291                         }
4292                         break;
4293                 case IEEE80211_AUTH_AUTO:
4294                         LINE_CHECK("authmode AUTO");
4295                         break;
4296                 default:
4297                         LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4298                         break;
4299                 }
4300         }
4301
4302         if (wpa || verbose) {
4303                 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4304                         if (val)
4305                                 LINE_CHECK("wps");
4306                         else if (verbose)
4307                                 LINE_CHECK("-wps");
4308                 }
4309                 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4310                         if (val)
4311                                 LINE_CHECK("tsn");
4312                         else if (verbose)
4313                                 LINE_CHECK("-tsn");
4314                 }
4315                 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4316                         if (val)
4317                                 LINE_CHECK("countermeasures");
4318                         else if (verbose)
4319                                 LINE_CHECK("-countermeasures");
4320                 }
4321 #if 0
4322                 /* XXX not interesting with WPA done in user space */
4323                 ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4324                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4325                 }
4326
4327                 ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4328                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4329                         LINE_CHECK("mcastcipher ");
4330                         printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4331                         spacer = ' ';
4332                 }
4333
4334                 ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4335                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4336                         LINE_CHECK("ucastcipher ");
4337                         printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4338                 }
4339
4340                 if (wpa & 2) {
4341                         ireq.i_type = IEEE80211_IOC_RSNCAPS;
4342                         if (ioctl(s, SIOCG80211, &ireq) != -1) {
4343                                 LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4344                                 spacer = ' ';
4345                         }
4346                 }
4347
4348                 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4349                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4350                 }
4351 #endif
4352         }
4353
4354         if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4355             wepmode != IEEE80211_WEP_NOSUP) {
4356
4357                 switch (wepmode) {
4358                 case IEEE80211_WEP_OFF:
4359                         LINE_CHECK("privacy OFF");
4360                         break;
4361                 case IEEE80211_WEP_ON:
4362                         LINE_CHECK("privacy ON");
4363                         break;
4364                 case IEEE80211_WEP_MIXED:
4365                         LINE_CHECK("privacy MIXED");
4366                         break;
4367                 default:
4368                         LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4369                         break;
4370                 }
4371
4372                 /*
4373                  * If we get here then we've got WEP support so we need
4374                  * to print WEP status.
4375                  */
4376
4377                 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4378                         warn("WEP support, but no tx key!");
4379                         goto end;
4380                 }
4381                 if (val != -1)
4382                         LINE_CHECK("deftxkey %d", val+1);
4383                 else if (wepmode != IEEE80211_WEP_OFF || verbose)
4384                         LINE_CHECK("deftxkey UNDEF");
4385
4386                 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4387                         warn("WEP support, but no NUMWEPKEYS support!");
4388                         goto end;
4389                 }
4390
4391                 for (i = 0; i < num; i++) {
4392                         struct ieee80211req_key ik;
4393
4394                         memset(&ik, 0, sizeof(ik));
4395                         ik.ik_keyix = i;
4396                         if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4397                                 warn("WEP support, but can get keys!");
4398                                 goto end;
4399                         }
4400                         if (ik.ik_keylen != 0) {
4401                                 if (verbose)
4402                                         LINE_BREAK();
4403                                 printkey(&ik);
4404                         }
4405                 }
4406 end:
4407                 ;
4408         }
4409
4410         if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4411             val != IEEE80211_POWERSAVE_NOSUP ) {
4412                 if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4413                         switch (val) {
4414                         case IEEE80211_POWERSAVE_OFF:
4415                                 LINE_CHECK("powersavemode OFF");
4416                                 break;
4417                         case IEEE80211_POWERSAVE_CAM:
4418                                 LINE_CHECK("powersavemode CAM");
4419                                 break;
4420                         case IEEE80211_POWERSAVE_PSP:
4421                                 LINE_CHECK("powersavemode PSP");
4422                                 break;
4423                         case IEEE80211_POWERSAVE_PSP_CAM:
4424                                 LINE_CHECK("powersavemode PSP-CAM");
4425                                 break;
4426                         }
4427                         if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4428                                 LINE_CHECK("powersavesleep %d", val);
4429                 }
4430         }
4431
4432         if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4433                 if (val & 1)
4434                         LINE_CHECK("txpower %d.5", val/2);
4435                 else
4436                         LINE_CHECK("txpower %d", val/2);
4437         }
4438         if (verbose) {
4439                 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4440                         LINE_CHECK("txpowmax %.1f", val/2.);
4441         }
4442
4443         if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4444                 if (val)
4445                         LINE_CHECK("dotd");
4446                 else if (verbose)
4447                         LINE_CHECK("-dotd");
4448         }
4449
4450         if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4451                 if (val != IEEE80211_RTS_MAX || verbose)
4452                         LINE_CHECK("rtsthreshold %d", val);
4453         }
4454
4455         if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4456                 if (val != IEEE80211_FRAG_MAX || verbose)
4457                         LINE_CHECK("fragthreshold %d", val);
4458         }
4459         if (opmode == IEEE80211_M_STA || verbose) {
4460                 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4461                         if (val != IEEE80211_HWBMISS_MAX || verbose)
4462                                 LINE_CHECK("bmiss %d", val);
4463                 }
4464         }
4465
4466         if (!verbose) {
4467                 gettxparams(s);
4468                 tp = &txparams.params[chan2mode(c)];
4469                 printrate("ucastrate", tp->ucastrate,
4470                     IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4471                 printrate("mcastrate", tp->mcastrate, 2*1,
4472                     IEEE80211_RATE_MCS|0);
4473                 printrate("mgmtrate", tp->mgmtrate, 2*1,
4474                     IEEE80211_RATE_MCS|0);
4475                 if (tp->maxretry != 6)          /* XXX */
4476                         LINE_CHECK("maxretry %d", tp->maxretry);
4477         } else {
4478                 LINE_BREAK();
4479                 list_txparams(s);
4480         }
4481
4482         bgscaninterval = -1;
4483         (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4484
4485         if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4486                 if (val != bgscaninterval || verbose)
4487                         LINE_CHECK("scanvalid %u", val);
4488         }
4489
4490         bgscan = 0;
4491         if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4492                 if (bgscan)
4493                         LINE_CHECK("bgscan");
4494                 else if (verbose)
4495                         LINE_CHECK("-bgscan");
4496         }
4497         if (bgscan || verbose) {
4498                 if (bgscaninterval != -1)
4499                         LINE_CHECK("bgscanintvl %u", bgscaninterval);
4500                 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4501                         LINE_CHECK("bgscanidle %u", val);
4502                 if (!verbose) {
4503                         getroam(s);
4504                         rp = &roamparams.params[chan2mode(c)];
4505                         if (rp->rssi & 1)
4506                                 LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4507                         else
4508                                 LINE_CHECK("roam:rssi %u", rp->rssi/2);
4509                         LINE_CHECK("roam:rate %u", rp->rate/2);
4510                 } else {
4511                         LINE_BREAK();
4512                         list_roam(s);
4513                         LINE_BREAK();
4514                 }
4515         }
4516
4517         if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4518                 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4519                         if (val)
4520                                 LINE_CHECK("pureg");
4521                         else if (verbose)
4522                                 LINE_CHECK("-pureg");
4523                 }
4524                 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4525                         switch (val) {
4526                         case IEEE80211_PROTMODE_OFF:
4527                                 LINE_CHECK("protmode OFF");
4528                                 break;
4529                         case IEEE80211_PROTMODE_CTS:
4530                                 LINE_CHECK("protmode CTS");
4531                                 break;
4532                         case IEEE80211_PROTMODE_RTSCTS:
4533                                 LINE_CHECK("protmode RTSCTS");
4534                                 break;
4535                         default:
4536                                 LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4537                                 break;
4538                         }
4539                 }
4540         }
4541
4542         if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4543                 gethtconf(s);
4544                 switch (htconf & 3) {
4545                 case 0:
4546                 case 2:
4547                         LINE_CHECK("-ht");
4548                         break;
4549                 case 1:
4550                         LINE_CHECK("ht20");
4551                         break;
4552                 case 3:
4553                         if (verbose)
4554                                 LINE_CHECK("ht");
4555                         break;
4556                 }
4557                 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4558                         if (!val)
4559                                 LINE_CHECK("-htcompat");
4560                         else if (verbose)
4561                                 LINE_CHECK("htcompat");
4562                 }
4563                 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4564                         switch (val) {
4565                         case 0:
4566                                 LINE_CHECK("-ampdu");
4567                                 break;
4568                         case 1:
4569                                 LINE_CHECK("ampdutx -ampdurx");
4570                                 break;
4571                         case 2:
4572                                 LINE_CHECK("-ampdutx ampdurx");
4573                                 break;
4574                         case 3:
4575                                 if (verbose)
4576                                         LINE_CHECK("ampdu");
4577                                 break;
4578                         }
4579                 }
4580                 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4581                         switch (val) {
4582                         case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4583                                 LINE_CHECK("ampdulimit 8k");
4584                                 break;
4585                         case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4586                                 LINE_CHECK("ampdulimit 16k");
4587                                 break;
4588                         case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4589                                 LINE_CHECK("ampdulimit 32k");
4590                                 break;
4591                         case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4592                                 LINE_CHECK("ampdulimit 64k");
4593                                 break;
4594                         }
4595                 }
4596                 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4597                         switch (val) {
4598                         case IEEE80211_HTCAP_MPDUDENSITY_NA:
4599                                 if (verbose)
4600                                         LINE_CHECK("ampdudensity NA");
4601                                 break;
4602                         case IEEE80211_HTCAP_MPDUDENSITY_025:
4603                                 LINE_CHECK("ampdudensity .25");
4604                                 break;
4605                         case IEEE80211_HTCAP_MPDUDENSITY_05:
4606                                 LINE_CHECK("ampdudensity .5");
4607                                 break;
4608                         case IEEE80211_HTCAP_MPDUDENSITY_1:
4609                                 LINE_CHECK("ampdudensity 1");
4610                                 break;
4611                         case IEEE80211_HTCAP_MPDUDENSITY_2:
4612                                 LINE_CHECK("ampdudensity 2");
4613                                 break;
4614                         case IEEE80211_HTCAP_MPDUDENSITY_4:
4615                                 LINE_CHECK("ampdudensity 4");
4616                                 break;
4617                         case IEEE80211_HTCAP_MPDUDENSITY_8:
4618                                 LINE_CHECK("ampdudensity 8");
4619                                 break;
4620                         case IEEE80211_HTCAP_MPDUDENSITY_16:
4621                                 LINE_CHECK("ampdudensity 16");
4622                                 break;
4623                         }
4624                 }
4625                 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4626                         switch (val) {
4627                         case 0:
4628                                 LINE_CHECK("-amsdu");
4629                                 break;
4630                         case 1:
4631                                 LINE_CHECK("amsdutx -amsdurx");
4632                                 break;
4633                         case 2:
4634                                 LINE_CHECK("-amsdutx amsdurx");
4635                                 break;
4636                         case 3:
4637                                 if (verbose)
4638                                         LINE_CHECK("amsdu");
4639                                 break;
4640                         }
4641                 }
4642                 /* XXX amsdu limit */
4643                 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4644                         if (val)
4645                                 LINE_CHECK("shortgi");
4646                         else if (verbose)
4647                                 LINE_CHECK("-shortgi");
4648                 }
4649                 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4650                         if (val == IEEE80211_PROTMODE_OFF)
4651                                 LINE_CHECK("htprotmode OFF");
4652                         else if (val != IEEE80211_PROTMODE_RTSCTS)
4653                                 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4654                         else if (verbose)
4655                                 LINE_CHECK("htprotmode RTSCTS");
4656                 }
4657                 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4658                         if (val)
4659                                 LINE_CHECK("puren");
4660                         else if (verbose)
4661                                 LINE_CHECK("-puren");
4662                 }
4663                 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4664                         if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4665                                 LINE_CHECK("smpsdyn");
4666                         else if (val == IEEE80211_HTCAP_SMPS_ENA)
4667                                 LINE_CHECK("smps");
4668                         else if (verbose)
4669                                 LINE_CHECK("-smps");
4670                 }
4671                 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4672                         if (val)
4673                                 LINE_CHECK("rifs");
4674                         else if (verbose)
4675                                 LINE_CHECK("-rifs");
4676                 }
4677         }
4678
4679         if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4680                 if (wme)
4681                         LINE_CHECK("wme");
4682                 else if (verbose)
4683                         LINE_CHECK("-wme");
4684         } else
4685                 wme = 0;
4686
4687         if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4688                 if (val)
4689                         LINE_CHECK("burst");
4690                 else if (verbose)
4691                         LINE_CHECK("-burst");
4692         }
4693
4694         if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4695                 if (val)
4696                         LINE_CHECK("ff");
4697                 else if (verbose)
4698                         LINE_CHECK("-ff");
4699         }
4700         if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4701                 if (val)
4702                         LINE_CHECK("dturbo");
4703                 else if (verbose)
4704                         LINE_CHECK("-dturbo");
4705         }
4706         if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4707                 if (val)
4708                         LINE_CHECK("dwds");
4709                 else if (verbose)
4710                         LINE_CHECK("-dwds");
4711         }
4712
4713         if (opmode == IEEE80211_M_HOSTAP) {
4714                 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4715                         if (val)
4716                                 LINE_CHECK("hidessid");
4717                         else if (verbose)
4718                                 LINE_CHECK("-hidessid");
4719                 }
4720                 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4721                         if (!val)
4722                                 LINE_CHECK("-apbridge");
4723                         else if (verbose)
4724                                 LINE_CHECK("apbridge");
4725                 }
4726                 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4727                         LINE_CHECK("dtimperiod %u", val);
4728
4729                 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4730                         if (!val)
4731                                 LINE_CHECK("-doth");
4732                         else if (verbose)
4733                                 LINE_CHECK("doth");
4734                 }
4735                 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4736                         if (!val)
4737                                 LINE_CHECK("-dfs");
4738                         else if (verbose)
4739                                 LINE_CHECK("dfs");
4740                 }
4741                 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4742                         if (!val)
4743                                 LINE_CHECK("-inact");
4744                         else if (verbose)
4745                                 LINE_CHECK("inact");
4746                 }
4747         } else {
4748                 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4749                         if (val != IEEE80211_ROAMING_AUTO || verbose) {
4750                                 switch (val) {
4751                                 case IEEE80211_ROAMING_DEVICE:
4752                                         LINE_CHECK("roaming DEVICE");
4753                                         break;
4754                                 case IEEE80211_ROAMING_AUTO:
4755                                         LINE_CHECK("roaming AUTO");
4756                                         break;
4757                                 case IEEE80211_ROAMING_MANUAL:
4758                                         LINE_CHECK("roaming MANUAL");
4759                                         break;
4760                                 default:
4761                                         LINE_CHECK("roaming UNKNOWN (0x%x)",
4762                                                 val);
4763                                         break;
4764                                 }
4765                         }
4766                 }
4767         }
4768
4769         if (opmode == IEEE80211_M_AHDEMO) {
4770                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4771                         LINE_CHECK("tdmaslot %u", val);
4772                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4773                         LINE_CHECK("tdmaslotcnt %u", val);
4774                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4775                         LINE_CHECK("tdmaslotlen %u", val);
4776                 if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4777                         LINE_CHECK("tdmabintval %u", val);
4778         } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4779                 /* XXX default define not visible */
4780                 if (val != 100 || verbose)
4781                         LINE_CHECK("bintval %u", val);
4782         }
4783
4784         if (wme && verbose) {
4785                 LINE_BREAK();
4786                 list_wme(s);
4787         }
4788
4789         if (opmode == IEEE80211_M_MBSS) {
4790                 if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4791                         LINE_CHECK("meshttl %u", val);
4792                 }
4793                 if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4794                         if (val)
4795                                 LINE_CHECK("meshpeering");
4796                         else
4797                                 LINE_CHECK("-meshpeering");
4798                 }
4799                 if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4800                         if (val)
4801                                 LINE_CHECK("meshforward");
4802                         else
4803                                 LINE_CHECK("-meshforward");
4804                 }
4805                 if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4806                     &len) != -1) {
4807                         data[len] = '\0';
4808                         LINE_CHECK("meshmetric %s", data);
4809                 }
4810                 if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
4811                     &len) != -1) {
4812                         data[len] = '\0';
4813                         LINE_CHECK("meshpath %s", data);
4814                 }
4815                 if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
4816                         switch (val) {
4817                         case IEEE80211_HWMP_ROOTMODE_DISABLED:
4818                                 LINE_CHECK("hwmprootmode DISABLED");
4819                                 break;
4820                         case IEEE80211_HWMP_ROOTMODE_NORMAL:
4821                                 LINE_CHECK("hwmprootmode NORMAL");
4822                                 break;
4823                         case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
4824                                 LINE_CHECK("hwmprootmode PROACTIVE");
4825                                 break;
4826                         case IEEE80211_HWMP_ROOTMODE_RANN:
4827                                 LINE_CHECK("hwmprootmode RANN");
4828                                 break;
4829                         default:
4830                                 LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
4831                                 break;
4832                         }
4833                 }
4834                 if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
4835                         LINE_CHECK("hwmpmaxhops %u", val);
4836                 }
4837         }
4838
4839         LINE_BREAK();
4840 }
4841
4842 static int
4843 get80211(int s, int type, void *data, int len)
4844 {
4845         struct ieee80211req ireq;
4846
4847         (void) memset(&ireq, 0, sizeof(ireq));
4848         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4849         ireq.i_type = type;
4850         ireq.i_data = data;
4851         ireq.i_len = len;
4852         return ioctl(s, SIOCG80211, &ireq);
4853 }
4854
4855 static int
4856 get80211len(int s, int type, void *data, int len, int *plen)
4857 {
4858         struct ieee80211req ireq;
4859
4860         (void) memset(&ireq, 0, sizeof(ireq));
4861         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4862         ireq.i_type = type;
4863         ireq.i_len = len;
4864         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4865         ireq.i_data = data;
4866         if (ioctl(s, SIOCG80211, &ireq) < 0)
4867                 return -1;
4868         *plen = ireq.i_len;
4869         return 0;
4870 }
4871
4872 static int
4873 get80211val(int s, int type, int *val)
4874 {
4875         struct ieee80211req ireq;
4876
4877         (void) memset(&ireq, 0, sizeof(ireq));
4878         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4879         ireq.i_type = type;
4880         if (ioctl(s, SIOCG80211, &ireq) < 0)
4881                 return -1;
4882         *val = ireq.i_val;
4883         return 0;
4884 }
4885
4886 static void
4887 set80211(int s, int type, int val, int len, void *data)
4888 {
4889         struct ieee80211req     ireq;
4890
4891         (void) memset(&ireq, 0, sizeof(ireq));
4892         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4893         ireq.i_type = type;
4894         ireq.i_val = val;
4895         ireq.i_len = len;
4896         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4897         ireq.i_data = data;
4898         if (ioctl(s, SIOCS80211, &ireq) < 0)
4899                 err(1, "SIOCS80211");
4900 }
4901
4902 static const char *
4903 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
4904 {
4905         int len;
4906         int hexstr;
4907         u_int8_t *p;
4908
4909         len = *lenp;
4910         p = buf;
4911         hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
4912         if (hexstr)
4913                 val += 2;
4914         for (;;) {
4915                 if (*val == '\0')
4916                         break;
4917                 if (sep != NULL && strchr(sep, *val) != NULL) {
4918                         val++;
4919                         break;
4920                 }
4921                 if (hexstr) {
4922                         if (!isxdigit((u_char)val[0])) {
4923                                 warnx("bad hexadecimal digits");
4924                                 return NULL;
4925                         }
4926                         if (!isxdigit((u_char)val[1])) {
4927                                 warnx("odd count hexadecimal digits");
4928                                 return NULL;
4929                         }
4930                 }
4931                 if (p >= buf + len) {
4932                         if (hexstr)
4933                                 warnx("hexadecimal digits too long");
4934                         else
4935                                 warnx("string too long");
4936                         return NULL;
4937                 }
4938                 if (hexstr) {
4939 #define tohex(x)        (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
4940                         *p++ = (tohex((u_char)val[0]) << 4) |
4941                             tohex((u_char)val[1]);
4942 #undef tohex
4943                         val += 2;
4944                 } else
4945                         *p++ = *val++;
4946         }
4947         len = p - buf;
4948         /* The string "-" is treated as the empty string. */
4949         if (!hexstr && len == 1 && buf[0] == '-') {
4950                 len = 0;
4951                 memset(buf, 0, *lenp);
4952         } else if (len < *lenp)
4953                 memset(p, 0, *lenp - len);
4954         *lenp = len;
4955         return val;
4956 }
4957
4958 static void
4959 print_string(const u_int8_t *buf, int len)
4960 {
4961         int i;
4962         int hasspc;
4963
4964         i = 0;
4965         hasspc = 0;
4966         for (; i < len; i++) {
4967                 if (!isprint(buf[i]) && buf[i] != '\0')
4968                         break;
4969                 if (isspace(buf[i]))
4970                         hasspc++;
4971         }
4972         if (i == len) {
4973                 if (hasspc || len == 0 || buf[0] == '\0')
4974                         printf("\"%.*s\"", len, buf);
4975                 else
4976                         printf("%.*s", len, buf);
4977         } else {
4978                 printf("0x");
4979                 for (i = 0; i < len; i++)
4980                         printf("%02x", buf[i]);
4981         }
4982 }
4983
4984 /*
4985  * Virtual AP cloning support.
4986  */
4987 static struct ieee80211_clone_params params = {
4988         .icp_opmode     = IEEE80211_M_STA,      /* default to station mode */
4989 };
4990
4991 static void
4992 wlan_create(int s, struct ifreq *ifr)
4993 {
4994         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4995
4996         if (params.icp_parent[0] == '\0')
4997                 errx(1, "must specify a parent device (wlandev) when creating "
4998                     "a wlan device");
4999         if (params.icp_opmode == IEEE80211_M_WDS &&
5000             memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5001                 errx(1, "no bssid specified for WDS (use wlanbssid)");
5002         ifr->ifr_data = (caddr_t) &params;
5003         if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5004                 err(1, "SIOCIFCREATE2");
5005 }
5006
5007 static
5008 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5009 {
5010         strlcpy(params.icp_parent, arg, IFNAMSIZ);
5011 }
5012
5013 static
5014 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5015 {
5016         const struct ether_addr *ea;
5017
5018         ea = ether_aton(arg);
5019         if (ea == NULL)
5020                 errx(1, "%s: cannot parse bssid", arg);
5021         memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5022 }
5023
5024 static
5025 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5026 {
5027         const struct ether_addr *ea;
5028
5029         ea = ether_aton(arg);
5030         if (ea == NULL)
5031                 errx(1, "%s: cannot parse address", arg);
5032         memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5033         params.icp_flags |= IEEE80211_CLONE_MACADDR;
5034 }
5035
5036 static
5037 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5038 {
5039 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
5040         if (iseq(arg, "sta"))
5041                 params.icp_opmode = IEEE80211_M_STA;
5042         else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5043                 params.icp_opmode = IEEE80211_M_AHDEMO;
5044         else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5045                 params.icp_opmode = IEEE80211_M_IBSS;
5046         else if (iseq(arg, "ap") || iseq(arg, "host"))
5047                 params.icp_opmode = IEEE80211_M_HOSTAP;
5048         else if (iseq(arg, "wds"))
5049                 params.icp_opmode = IEEE80211_M_WDS;
5050         else if (iseq(arg, "monitor"))
5051                 params.icp_opmode = IEEE80211_M_MONITOR;
5052         else if (iseq(arg, "tdma")) {
5053                 params.icp_opmode = IEEE80211_M_AHDEMO;
5054                 params.icp_flags |= IEEE80211_CLONE_TDMA;
5055         } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5056                 params.icp_opmode = IEEE80211_M_MBSS;
5057         else
5058                 errx(1, "Don't know to create %s for %s", arg, name);
5059 #undef iseq
5060 }
5061
5062 static void
5063 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5064 {
5065         /* NB: inverted sense */
5066         if (d)
5067                 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5068         else
5069                 params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5070 }
5071
5072 static void
5073 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5074 {
5075         if (d)
5076                 params.icp_flags |= IEEE80211_CLONE_BSSID;
5077         else
5078                 params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5079 }
5080
5081 static void
5082 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5083 {
5084         if (d)
5085                 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5086         else
5087                 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5088 }
5089
5090 static struct cmd ieee80211_cmds[] = {
5091         DEF_CMD_ARG("ssid",             set80211ssid),
5092         DEF_CMD_ARG("nwid",             set80211ssid),
5093         DEF_CMD_ARG("meshid",           set80211meshid),
5094         DEF_CMD_ARG("stationname",      set80211stationname),
5095         DEF_CMD_ARG("station",          set80211stationname),   /* BSD/OS */
5096         DEF_CMD_ARG("channel",          set80211channel),
5097         DEF_CMD_ARG("authmode",         set80211authmode),
5098         DEF_CMD_ARG("powersavemode",    set80211powersavemode),
5099         DEF_CMD("powersave",    1,      set80211powersave),
5100         DEF_CMD("-powersave",   0,      set80211powersave),
5101         DEF_CMD_ARG("powersavesleep",   set80211powersavesleep),
5102         DEF_CMD_ARG("wepmode",          set80211wepmode),
5103         DEF_CMD("wep",          1,      set80211wep),
5104         DEF_CMD("-wep",         0,      set80211wep),
5105         DEF_CMD_ARG("deftxkey",         set80211weptxkey),
5106         DEF_CMD_ARG("weptxkey",         set80211weptxkey),
5107         DEF_CMD_ARG("wepkey",           set80211wepkey),
5108         DEF_CMD_ARG("nwkey",            set80211nwkey),         /* NetBSD */
5109         DEF_CMD("-nwkey",       0,      set80211wep),           /* NetBSD */
5110         DEF_CMD_ARG("rtsthreshold",     set80211rtsthreshold),
5111         DEF_CMD_ARG("protmode",         set80211protmode),
5112         DEF_CMD_ARG("txpower",          set80211txpower),
5113         DEF_CMD_ARG("roaming",          set80211roaming),
5114         DEF_CMD("wme",          1,      set80211wme),
5115         DEF_CMD("-wme",         0,      set80211wme),
5116         DEF_CMD("wmm",          1,      set80211wme),
5117         DEF_CMD("-wmm",         0,      set80211wme),
5118         DEF_CMD("hidessid",     1,      set80211hidessid),
5119         DEF_CMD("-hidessid",    0,      set80211hidessid),
5120         DEF_CMD("apbridge",     1,      set80211apbridge),
5121         DEF_CMD("-apbridge",    0,      set80211apbridge),
5122         DEF_CMD_ARG("chanlist",         set80211chanlist),
5123         DEF_CMD_ARG("bssid",            set80211bssid),
5124         DEF_CMD_ARG("ap",               set80211bssid),
5125         DEF_CMD("scan", 0,              set80211scan),
5126         DEF_CMD_ARG("list",             set80211list),
5127         DEF_CMD_ARG2("cwmin",           set80211cwmin),
5128         DEF_CMD_ARG2("cwmax",           set80211cwmax),
5129         DEF_CMD_ARG2("aifs",            set80211aifs),
5130         DEF_CMD_ARG2("txoplimit",       set80211txoplimit),
5131         DEF_CMD_ARG("acm",              set80211acm),
5132         DEF_CMD_ARG("-acm",             set80211noacm),
5133         DEF_CMD_ARG("ack",              set80211ackpolicy),
5134         DEF_CMD_ARG("-ack",             set80211noackpolicy),
5135         DEF_CMD_ARG2("bss:cwmin",       set80211bsscwmin),
5136         DEF_CMD_ARG2("bss:cwmax",       set80211bsscwmax),
5137         DEF_CMD_ARG2("bss:aifs",        set80211bssaifs),
5138         DEF_CMD_ARG2("bss:txoplimit",   set80211bsstxoplimit),
5139         DEF_CMD_ARG("dtimperiod",       set80211dtimperiod),
5140         DEF_CMD_ARG("bintval",          set80211bintval),
5141         DEF_CMD("mac:open",     IEEE80211_MACCMD_POLICY_OPEN,   set80211maccmd),
5142         DEF_CMD("mac:allow",    IEEE80211_MACCMD_POLICY_ALLOW,  set80211maccmd),
5143         DEF_CMD("mac:deny",     IEEE80211_MACCMD_POLICY_DENY,   set80211maccmd),
5144         DEF_CMD("mac:radius",   IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd),
5145         DEF_CMD("mac:flush",    IEEE80211_MACCMD_FLUSH,         set80211maccmd),
5146         DEF_CMD("mac:detach",   IEEE80211_MACCMD_DETACH,        set80211maccmd),
5147         DEF_CMD_ARG("mac:add",          set80211addmac),
5148         DEF_CMD_ARG("mac:del",          set80211delmac),
5149         DEF_CMD_ARG("mac:kick",         set80211kickmac),
5150         DEF_CMD("pureg",        1,      set80211pureg),
5151         DEF_CMD("-pureg",       0,      set80211pureg),
5152         DEF_CMD("ff",           1,      set80211fastframes),
5153         DEF_CMD("-ff",          0,      set80211fastframes),
5154         DEF_CMD("dturbo",       1,      set80211dturbo),
5155         DEF_CMD("-dturbo",      0,      set80211dturbo),
5156         DEF_CMD("bgscan",       1,      set80211bgscan),
5157         DEF_CMD("-bgscan",      0,      set80211bgscan),
5158         DEF_CMD_ARG("bgscanidle",       set80211bgscanidle),
5159         DEF_CMD_ARG("bgscanintvl",      set80211bgscanintvl),
5160         DEF_CMD_ARG("scanvalid",        set80211scanvalid),
5161         DEF_CMD_ARG("roam:rssi",        set80211roamrssi),
5162         DEF_CMD_ARG("roam:rate",        set80211roamrate),
5163         DEF_CMD_ARG("mcastrate",        set80211mcastrate),
5164         DEF_CMD_ARG("ucastrate",        set80211ucastrate),
5165         DEF_CMD_ARG("mgtrate",          set80211mgtrate),
5166         DEF_CMD_ARG("mgmtrate",         set80211mgtrate),
5167         DEF_CMD_ARG("maxretry",         set80211maxretry),
5168         DEF_CMD_ARG("fragthreshold",    set80211fragthreshold),
5169         DEF_CMD("burst",        1,      set80211burst),
5170         DEF_CMD("-burst",       0,      set80211burst),
5171         DEF_CMD_ARG("bmiss",            set80211bmissthreshold),
5172         DEF_CMD_ARG("bmissthreshold",   set80211bmissthreshold),
5173         DEF_CMD("shortgi",      1,      set80211shortgi),
5174         DEF_CMD("-shortgi",     0,      set80211shortgi),
5175         DEF_CMD("ampdurx",      2,      set80211ampdu),
5176         DEF_CMD("-ampdurx",     -2,     set80211ampdu),
5177         DEF_CMD("ampdutx",      1,      set80211ampdu),
5178         DEF_CMD("-ampdutx",     -1,     set80211ampdu),
5179         DEF_CMD("ampdu",        3,      set80211ampdu),         /* NB: tx+rx */
5180         DEF_CMD("-ampdu",       -3,     set80211ampdu),
5181         DEF_CMD_ARG("ampdulimit",       set80211ampdulimit),
5182         DEF_CMD_ARG("ampdudensity",     set80211ampdudensity),
5183         DEF_CMD("amsdurx",      2,      set80211amsdu),
5184         DEF_CMD("-amsdurx",     -2,     set80211amsdu),
5185         DEF_CMD("amsdutx",      1,      set80211amsdu),
5186         DEF_CMD("-amsdutx",     -1,     set80211amsdu),
5187         DEF_CMD("amsdu",        3,      set80211amsdu),         /* NB: tx+rx */
5188         DEF_CMD("-amsdu",       -3,     set80211amsdu),
5189         DEF_CMD_ARG("amsdulimit",       set80211amsdulimit),
5190         DEF_CMD("puren",        1,      set80211puren),
5191         DEF_CMD("-puren",       0,      set80211puren),
5192         DEF_CMD("doth",         1,      set80211doth),
5193         DEF_CMD("-doth",        0,      set80211doth),
5194         DEF_CMD("dfs",          1,      set80211dfs),
5195         DEF_CMD("-dfs",         0,      set80211dfs),
5196         DEF_CMD("htcompat",     1,      set80211htcompat),
5197         DEF_CMD("-htcompat",    0,      set80211htcompat),
5198         DEF_CMD("dwds",         1,      set80211dwds),
5199         DEF_CMD("-dwds",        0,      set80211dwds),
5200         DEF_CMD("inact",        1,      set80211inact),
5201         DEF_CMD("-inact",       0,      set80211inact),
5202         DEF_CMD("tsn",          1,      set80211tsn),
5203         DEF_CMD("-tsn",         0,      set80211tsn),
5204         DEF_CMD_ARG("regdomain",        set80211regdomain),
5205         DEF_CMD_ARG("country",          set80211country),
5206         DEF_CMD("indoor",       'I',    set80211location),
5207         DEF_CMD("-indoor",      'O',    set80211location),
5208         DEF_CMD("outdoor",      'O',    set80211location),
5209         DEF_CMD("-outdoor",     'I',    set80211location),
5210         DEF_CMD("anywhere",     ' ',    set80211location),
5211         DEF_CMD("ecm",          1,      set80211ecm),
5212         DEF_CMD("-ecm",         0,      set80211ecm),
5213         DEF_CMD("dotd",         1,      set80211dotd),
5214         DEF_CMD("-dotd",        0,      set80211dotd),
5215         DEF_CMD_ARG("htprotmode",       set80211htprotmode),
5216         DEF_CMD("ht20",         1,      set80211htconf),
5217         DEF_CMD("-ht20",        0,      set80211htconf),
5218         DEF_CMD("ht40",         3,      set80211htconf),        /* NB: 20+40 */
5219         DEF_CMD("-ht40",        0,      set80211htconf),
5220         DEF_CMD("ht",           3,      set80211htconf),        /* NB: 20+40 */
5221         DEF_CMD("-ht",          0,      set80211htconf),
5222         DEF_CMD("rifs",         1,      set80211rifs),
5223         DEF_CMD("-rifs",        0,      set80211rifs),
5224         DEF_CMD("smps",         IEEE80211_HTCAP_SMPS_ENA,       set80211smps),
5225         DEF_CMD("smpsdyn",      IEEE80211_HTCAP_SMPS_DYNAMIC,   set80211smps),
5226         DEF_CMD("-smps",        IEEE80211_HTCAP_SMPS_OFF,       set80211smps),
5227         /* XXX for testing */
5228         DEF_CMD_ARG("chanswitch",       set80211chanswitch),
5229
5230         DEF_CMD_ARG("tdmaslot",         set80211tdmaslot),
5231         DEF_CMD_ARG("tdmaslotcnt",      set80211tdmaslotcnt),
5232         DEF_CMD_ARG("tdmaslotlen",      set80211tdmaslotlen),
5233         DEF_CMD_ARG("tdmabintval",      set80211tdmabintval),
5234
5235         DEF_CMD_ARG("meshttl",          set80211meshttl),
5236         DEF_CMD("meshforward",  1,      set80211meshforward),
5237         DEF_CMD("-meshforward", 0,      set80211meshforward),
5238         DEF_CMD("meshpeering",  1,      set80211meshpeering),
5239         DEF_CMD("-meshpeering", 0,      set80211meshpeering),
5240         DEF_CMD_ARG("meshmetric",       set80211meshmetric),
5241         DEF_CMD_ARG("meshpath",         set80211meshpath),
5242         DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH,     set80211meshrtcmd),
5243         DEF_CMD_ARG("meshrt:add",       set80211addmeshrt),
5244         DEF_CMD_ARG("meshrt:del",       set80211delmeshrt),
5245         DEF_CMD_ARG("hwmprootmode",     set80211hwmprootmode),
5246         DEF_CMD_ARG("hwmpmaxhops",      set80211hwmpmaxhops),
5247
5248         /* vap cloning support */
5249         DEF_CLONE_CMD_ARG("wlanaddr",   set80211clone_wlanaddr),
5250         DEF_CLONE_CMD_ARG("wlanbssid",  set80211clone_wlanbssid),
5251         DEF_CLONE_CMD_ARG("wlandev",    set80211clone_wlandev),
5252         DEF_CLONE_CMD_ARG("wlanmode",   set80211clone_wlanmode),
5253         DEF_CLONE_CMD("beacons", 1,     set80211clone_beacons),
5254         DEF_CLONE_CMD("-beacons", 0,    set80211clone_beacons),
5255         DEF_CLONE_CMD("bssid",  1,      set80211clone_bssid),
5256         DEF_CLONE_CMD("-bssid", 0,      set80211clone_bssid),
5257         DEF_CLONE_CMD("wdslegacy", 1,   set80211clone_wdslegacy),
5258         DEF_CLONE_CMD("-wdslegacy", 0,  set80211clone_wdslegacy),
5259 };
5260 static struct afswtch af_ieee80211 = {
5261         .af_name        = "af_ieee80211",
5262         .af_af          = AF_UNSPEC,
5263         .af_other_status = ieee80211_status,
5264 };
5265
5266 static __constructor void
5267 ieee80211_ctor(void)
5268 {
5269 #define N(a)    (sizeof(a) / sizeof(a[0]))
5270         int i;
5271
5272         for (i = 0; i < N(ieee80211_cmds);  i++)
5273                 cmd_register(&ieee80211_cmds[i]);
5274         af_register(&af_ieee80211);
5275         clone_setdefcallback("wlan", wlan_create);
5276 #undef N
5277 }