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 set80211quiet(const char *val, int d, int s, const struct afswtch *rafp)
1341 {
1342         set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL);
1343 }
1344
1345 static
1346 DECL_CMD_FUNC(set80211quietperiod, val, d)
1347 {
1348         set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL);
1349 }
1350
1351 static
1352 DECL_CMD_FUNC(set80211quietcount, val, d)
1353 {
1354         set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL);
1355 }
1356
1357 static
1358 DECL_CMD_FUNC(set80211quietduration, val, d)
1359 {
1360         set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL);
1361 }
1362
1363 static
1364 DECL_CMD_FUNC(set80211quietoffset, val, d)
1365 {
1366         set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL);
1367 }
1368
1369 static void
1370 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1371 {
1372         set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1373 }
1374
1375 static
1376 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1377 {
1378         set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1379 }
1380
1381 static
1382 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1383 {
1384         set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1385 }
1386
1387 static
1388 DECL_CMD_FUNC(set80211scanvalid, val, d)
1389 {
1390         set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1391 }
1392
1393 /*
1394  * Parse an optional trailing specification of which netbands
1395  * to apply a parameter to.  This is basically the same syntax
1396  * as used for channels but you can concatenate to specify
1397  * multiple.  For example:
1398  *      14:abg          apply to 11a, 11b, and 11g
1399  *      6:ht            apply to 11na and 11ng
1400  * We don't make a big effort to catch silly things; this is
1401  * really a convenience mechanism.
1402  */
1403 static int
1404 getmodeflags(const char *val)
1405 {
1406         const char *cp;
1407         int flags;
1408
1409         flags = 0;
1410
1411         cp = strchr(val, ':');
1412         if (cp != NULL) {
1413                 for (cp++; isalpha((int) *cp); cp++) {
1414                         /* accept mixed case */
1415                         int c = *cp;
1416                         if (isupper(c))
1417                                 c = tolower(c);
1418                         switch (c) {
1419                         case 'a':               /* 802.11a */
1420                                 flags |= IEEE80211_CHAN_A;
1421                                 break;
1422                         case 'b':               /* 802.11b */
1423                                 flags |= IEEE80211_CHAN_B;
1424                                 break;
1425                         case 'g':               /* 802.11g */
1426                                 flags |= IEEE80211_CHAN_G;
1427                                 break;
1428                         case 'n':               /* 802.11n */
1429                                 flags |= IEEE80211_CHAN_HT;
1430                                 break;
1431                         case 'd':               /* dt = Atheros Dynamic Turbo */
1432                                 flags |= IEEE80211_CHAN_TURBO;
1433                                 break;
1434                         case 't':               /* ht, dt, st, t */
1435                                 /* dt and unadorned t specify Dynamic Turbo */
1436                                 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1437                                         flags |= IEEE80211_CHAN_TURBO;
1438                                 break;
1439                         case 's':               /* st = Atheros Static Turbo */
1440                                 flags |= IEEE80211_CHAN_STURBO;
1441                                 break;
1442                         case 'h':               /* 1/2-width channels */
1443                                 flags |= IEEE80211_CHAN_HALF;
1444                                 break;
1445                         case 'q':               /* 1/4-width channels */
1446                                 flags |= IEEE80211_CHAN_QUARTER;
1447                                 break;
1448                         default:
1449                                 errx(-1, "%s: Invalid mode attribute %c\n",
1450                                     val, *cp);
1451                         }
1452                 }
1453         }
1454         return flags;
1455 }
1456
1457 #define IEEE80211_CHAN_HTA      (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1458 #define IEEE80211_CHAN_HTG      (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1459
1460 #define _APPLY(_flags, _base, _param, _v) do {                          \
1461     if (_flags & IEEE80211_CHAN_HT) {                                   \
1462             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1463                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1464                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1465             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1466                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1467             else                                                        \
1468                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1469     }                                                                   \
1470     if (_flags & IEEE80211_CHAN_TURBO) {                                \
1471             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1472                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1473                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1474             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1475                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1476             else                                                        \
1477                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1478     }                                                                   \
1479     if (_flags & IEEE80211_CHAN_STURBO)                                 \
1480             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1481     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)                \
1482             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1483     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)                \
1484             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1485     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)                \
1486             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1487     if (_flags & IEEE80211_CHAN_HALF)                                   \
1488             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1489     if (_flags & IEEE80211_CHAN_QUARTER)                                \
1490             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1491 } while (0)
1492 #define _APPLY1(_flags, _base, _param, _v) do {                         \
1493     if (_flags & IEEE80211_CHAN_HT) {                                   \
1494             if (_flags & IEEE80211_CHAN_5GHZ)                           \
1495                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1496             else                                                        \
1497                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1498     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)   \
1499             _base.params[IEEE80211_MODE_TURBO_A]._param = _v;           \
1500     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)     \
1501             _base.params[IEEE80211_MODE_TURBO_G]._param = _v;           \
1502     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)         \
1503             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1504     else if (_flags & IEEE80211_CHAN_HALF)                              \
1505             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1506     else if (_flags & IEEE80211_CHAN_QUARTER)                           \
1507             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1508     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)           \
1509             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1510     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)           \
1511             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1512     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)           \
1513             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1514 } while (0)
1515 #define _APPLY_RATE(_flags, _base, _param, _v) do {                     \
1516     if (_flags & IEEE80211_CHAN_HT) {                                   \
1517         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1518     }                                                                   \
1519     _APPLY(_flags, _base, _param, _v);                                  \
1520 } while (0)
1521 #define _APPLY_RATE1(_flags, _base, _param, _v) do {                    \
1522     if (_flags & IEEE80211_CHAN_HT) {                                   \
1523         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1524     }                                                                   \
1525     _APPLY1(_flags, _base, _param, _v);                                 \
1526 } while (0)
1527
1528 static
1529 DECL_CMD_FUNC(set80211roamrssi, val, d)
1530 {
1531         double v = atof(val);
1532         int rssi, flags;
1533
1534         rssi = (int) (2*v);
1535         if (rssi != 2*v)
1536                 errx(-1, "invalid rssi (must be .5 dBm units)");
1537         flags = getmodeflags(val);
1538         getroam(s);
1539         if (flags == 0) {               /* NB: no flags => current channel */
1540                 flags = getcurchan(s)->ic_flags;
1541                 _APPLY1(flags, roamparams, rssi, rssi);
1542         } else
1543                 _APPLY(flags, roamparams, rssi, rssi);
1544         callback_register(setroam_cb, &roamparams);
1545 }
1546
1547 static int
1548 getrate(const char *val, const char *tag)
1549 {
1550         double v = atof(val);
1551         int rate;
1552
1553         rate = (int) (2*v);
1554         if (rate != 2*v)
1555                 errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1556         return rate;            /* NB: returns 2x the specified value */
1557 }
1558
1559 static
1560 DECL_CMD_FUNC(set80211roamrate, val, d)
1561 {
1562         int rate, flags;
1563
1564         rate = getrate(val, "roam");
1565         flags = getmodeflags(val);
1566         getroam(s);
1567         if (flags == 0) {               /* NB: no flags => current channel */
1568                 flags = getcurchan(s)->ic_flags;
1569                 _APPLY_RATE1(flags, roamparams, rate, rate);
1570         } else
1571                 _APPLY_RATE(flags, roamparams, rate, rate);
1572         callback_register(setroam_cb, &roamparams);
1573 }
1574
1575 static
1576 DECL_CMD_FUNC(set80211mcastrate, val, d)
1577 {
1578         int rate, flags;
1579
1580         rate = getrate(val, "mcast");
1581         flags = getmodeflags(val);
1582         gettxparams(s);
1583         if (flags == 0) {               /* NB: no flags => current channel */
1584                 flags = getcurchan(s)->ic_flags;
1585                 _APPLY_RATE1(flags, txparams, mcastrate, rate);
1586         } else
1587                 _APPLY_RATE(flags, txparams, mcastrate, rate);
1588         callback_register(settxparams_cb, &txparams);
1589 }
1590
1591 static
1592 DECL_CMD_FUNC(set80211mgtrate, val, d)
1593 {
1594         int rate, flags;
1595
1596         rate = getrate(val, "mgmt");
1597         flags = getmodeflags(val);
1598         gettxparams(s);
1599         if (flags == 0) {               /* NB: no flags => current channel */
1600                 flags = getcurchan(s)->ic_flags;
1601                 _APPLY_RATE1(flags, txparams, mgmtrate, rate);
1602         } else
1603                 _APPLY_RATE(flags, txparams, mgmtrate, rate);
1604         callback_register(settxparams_cb, &txparams);
1605 }
1606
1607 static
1608 DECL_CMD_FUNC(set80211ucastrate, val, d)
1609 {
1610         int flags;
1611
1612         gettxparams(s);
1613         flags = getmodeflags(val);
1614         if (isanyarg(val)) {
1615                 if (flags == 0) {       /* NB: no flags => current channel */
1616                         flags = getcurchan(s)->ic_flags;
1617                         _APPLY1(flags, txparams, ucastrate,
1618                             IEEE80211_FIXED_RATE_NONE);
1619                 } else
1620                         _APPLY(flags, txparams, ucastrate,
1621                             IEEE80211_FIXED_RATE_NONE);
1622         } else {
1623                 int rate = getrate(val, "ucast");
1624                 if (flags == 0) {       /* NB: no flags => current channel */
1625                         flags = getcurchan(s)->ic_flags;
1626                         _APPLY_RATE1(flags, txparams, ucastrate, rate);
1627                 } else
1628                         _APPLY_RATE(flags, txparams, ucastrate, rate);
1629         }
1630         callback_register(settxparams_cb, &txparams);
1631 }
1632
1633 static
1634 DECL_CMD_FUNC(set80211maxretry, val, d)
1635 {
1636         int v = atoi(val), flags;
1637
1638         flags = getmodeflags(val);
1639         gettxparams(s);
1640         if (flags == 0) {               /* NB: no flags => current channel */
1641                 flags = getcurchan(s)->ic_flags;
1642                 _APPLY1(flags, txparams, maxretry, v);
1643         } else
1644                 _APPLY(flags, txparams, maxretry, v);
1645         callback_register(settxparams_cb, &txparams);
1646 }
1647 #undef _APPLY_RATE
1648 #undef _APPLY
1649 #undef IEEE80211_CHAN_HTA
1650 #undef IEEE80211_CHAN_HTG
1651
1652 static
1653 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1654 {
1655         set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1656                 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1657 }
1658
1659 static
1660 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1661 {
1662         set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1663                 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1664 }
1665
1666 static void
1667 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1668 {
1669         set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1670 }
1671
1672 static void
1673 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1674 {
1675         set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1676 }
1677
1678 static void
1679 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1680 {
1681         set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1682 }
1683
1684 static void
1685 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1686 {
1687         set80211(s, IEEE80211_IOC_SHORTGI,
1688                 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1689                 0, NULL);
1690 }
1691
1692 static void
1693 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1694 {
1695         int ampdu;
1696
1697         if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1698                 errx(-1, "cannot get AMPDU setting");
1699         if (d < 0) {
1700                 d = -d;
1701                 ampdu &= ~d;
1702         } else
1703                 ampdu |= d;
1704         set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1705 }
1706
1707 static
1708 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1709 {
1710         int v;
1711
1712         switch (atoi(val)) {
1713         case 8:
1714         case 8*1024:
1715                 v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1716                 break;
1717         case 16:
1718         case 16*1024:
1719                 v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1720                 break;
1721         case 32:
1722         case 32*1024:
1723                 v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1724                 break;
1725         case 64:
1726         case 64*1024:
1727                 v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1728                 break;
1729         default:
1730                 errx(-1, "invalid A-MPDU limit %s", val);
1731         }
1732         set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1733 }
1734
1735 static
1736 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1737 {
1738         int v;
1739
1740         if (isanyarg(val) || strcasecmp(val, "na") == 0)
1741                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1742         else switch ((int)(atof(val)*4)) {
1743         case 0:
1744                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1745                 break;
1746         case 1:
1747                 v = IEEE80211_HTCAP_MPDUDENSITY_025;
1748                 break;
1749         case 2:
1750                 v = IEEE80211_HTCAP_MPDUDENSITY_05;
1751                 break;
1752         case 4:
1753                 v = IEEE80211_HTCAP_MPDUDENSITY_1;
1754                 break;
1755         case 8:
1756                 v = IEEE80211_HTCAP_MPDUDENSITY_2;
1757                 break;
1758         case 16:
1759                 v = IEEE80211_HTCAP_MPDUDENSITY_4;
1760                 break;
1761         case 32:
1762                 v = IEEE80211_HTCAP_MPDUDENSITY_8;
1763                 break;
1764         case 64:
1765                 v = IEEE80211_HTCAP_MPDUDENSITY_16;
1766                 break;
1767         default:
1768                 errx(-1, "invalid A-MPDU density %s", val);
1769         }
1770         set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1771 }
1772
1773 static void
1774 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1775 {
1776         int amsdu;
1777
1778         if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1779                 err(-1, "cannot get AMSDU setting");
1780         if (d < 0) {
1781                 d = -d;
1782                 amsdu &= ~d;
1783         } else
1784                 amsdu |= d;
1785         set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1786 }
1787
1788 static
1789 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1790 {
1791         set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1792 }
1793
1794 static void
1795 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1796 {
1797         set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1798 }
1799
1800 static void
1801 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1802 {
1803         set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1804 }
1805
1806 static void
1807 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1808 {
1809         set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1810         htconf = d;
1811 }
1812
1813 static void
1814 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1815 {
1816         set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1817 }
1818
1819 static void
1820 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1821 {
1822         set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1823 }
1824
1825 static void
1826 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1827 {
1828         set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1829 }
1830
1831 static void
1832 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1833 {
1834         set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1835 }
1836
1837 static void
1838 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1839 {
1840         set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1841 }
1842
1843 static void
1844 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1845 {
1846         set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1847 }
1848
1849 static
1850 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1851 {
1852         set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1853 }
1854
1855 static
1856 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1857 {
1858         set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1859 }
1860
1861 static
1862 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1863 {
1864         set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1865 }
1866
1867 static
1868 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1869 {
1870         set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1871 }
1872
1873 static
1874 DECL_CMD_FUNC(set80211meshttl, val, d)
1875 {
1876         set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1877 }
1878
1879 static
1880 DECL_CMD_FUNC(set80211meshforward, val, d)
1881 {
1882         set80211(s, IEEE80211_IOC_MESH_FWRD, atoi(val), 0, NULL);
1883 }
1884
1885 static
1886 DECL_CMD_FUNC(set80211meshpeering, val, d)
1887 {
1888         set80211(s, IEEE80211_IOC_MESH_AP, atoi(val), 0, NULL);
1889 }
1890
1891 static
1892 DECL_CMD_FUNC(set80211meshmetric, val, d)
1893 {
1894         char v[12];
1895
1896         memcpy(v, val, sizeof(v));
1897         set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1898 }
1899
1900 static
1901 DECL_CMD_FUNC(set80211meshpath, val, d)
1902 {
1903         char v[12];
1904
1905         memcpy(v, val, sizeof(v));
1906         set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1907 }
1908
1909 static int
1910 regdomain_sort(const void *a, const void *b)
1911 {
1912 #define CHAN_ALL \
1913         (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1914         const struct ieee80211_channel *ca = a;
1915         const struct ieee80211_channel *cb = b;
1916
1917         return ca->ic_freq == cb->ic_freq ?
1918             (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1919             ca->ic_freq - cb->ic_freq;
1920 #undef CHAN_ALL
1921 }
1922
1923 static const struct ieee80211_channel *
1924 chanlookup(const struct ieee80211_channel chans[], int nchans,
1925         int freq, int flags)
1926 {
1927         int i;
1928
1929         flags &= IEEE80211_CHAN_ALLTURBO;
1930         for (i = 0; i < nchans; i++) {
1931                 const struct ieee80211_channel *c = &chans[i];
1932                 if (c->ic_freq == freq &&
1933                     (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1934                         return c;
1935         }
1936         return NULL;
1937 }
1938
1939 static int
1940 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1941 {
1942         int i;
1943
1944         for (i = 0; i < nchans; i++) {
1945                 const struct ieee80211_channel *c = &chans[i];
1946                 if ((c->ic_flags & flags) == flags)
1947                         return 1;
1948         }
1949         return 0;
1950 }
1951
1952 /*
1953  * Check channel compatibility.
1954  */
1955 static int
1956 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1957 {
1958         flags &= ~REQ_FLAGS;
1959         /*
1960          * Check if exact channel is in the calibration table;
1961          * everything below is to deal with channels that we
1962          * want to include but that are not explicitly listed.
1963          */
1964         if (flags & IEEE80211_CHAN_HT40) {
1965                 /* NB: we use an HT40 channel center that matches HT20 */
1966                 flags = (flags &~ IEEE80211_CHAN_HT40) | IEEE80211_CHAN_HT20;
1967         }
1968         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1969                 return 1;
1970         if (flags & IEEE80211_CHAN_GSM) {
1971                 /*
1972                  * XXX GSM frequency mapping is handled in the kernel
1973                  * so we cannot find them in the calibration table;
1974                  * just accept the channel and the kernel will reject
1975                  * the channel list if it's wrong.
1976                  */
1977                 return 1;
1978         }
1979         /*
1980          * If this is a 1/2 or 1/4 width channel allow it if a full
1981          * width channel is present for this frequency, and the device
1982          * supports fractional channels on this band.  This is a hack
1983          * that avoids bloating the calibration table; it may be better
1984          * by per-band attributes though (we are effectively calculating
1985          * this attribute by scanning the channel list ourself).
1986          */
1987         if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
1988                 return 0;
1989         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
1990             flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
1991                 return 0;
1992         if (flags & IEEE80211_CHAN_HALF) {
1993                 return chanfind(avail->ic_chans, avail->ic_nchans,
1994                     IEEE80211_CHAN_HALF |
1995                        (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
1996         } else {
1997                 return chanfind(avail->ic_chans, avail->ic_nchans,
1998                     IEEE80211_CHAN_QUARTER |
1999                         (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2000         }
2001 }
2002
2003 static void
2004 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2005         const netband_head *bands,
2006         const struct ieee80211_regdomain *reg,
2007         uint32_t chanFlags,
2008         const struct ieee80211req_chaninfo *avail)
2009 {
2010         const struct netband *nb;
2011         const struct freqband *b;
2012         struct ieee80211_channel *c, *prev;
2013         int freq, hi_adj, lo_adj, channelSep;
2014         uint32_t flags;
2015
2016         hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2017         lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2018         channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2019         LIST_FOREACH(nb, bands, next) {
2020                 b = nb->band;
2021                 if (verbose) {
2022                         printf("%s:", __func__);
2023                         printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2024                         printb(" bandFlags", nb->flags | b->flags,
2025                             IEEE80211_CHAN_BITS);
2026                         putchar('\n');
2027                 }
2028                 prev = NULL;
2029                 for (freq = b->freqStart + lo_adj;
2030                      freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2031                         /*
2032                          * Construct flags for the new channel.  We take
2033                          * the attributes from the band descriptions except
2034                          * for HT40 which is enabled generically (i.e. +/-
2035                          * extension channel) in the band description and
2036                          * then constrained according by channel separation.
2037                          */
2038                         flags = nb->flags | b->flags;
2039                         if (flags & IEEE80211_CHAN_HT) {
2040                                 /*
2041                                  * HT channels are generated specially; we're
2042                                  * called to add HT20, HT40+, and HT40- chan's
2043                                  * so we need to expand only band specs for
2044                                  * the HT channel type being added.
2045                                  */
2046                                 if ((chanFlags & IEEE80211_CHAN_HT20) &&
2047                                     (flags & IEEE80211_CHAN_HT20) == 0) {
2048                                         if (verbose)
2049                                                 printf("%u: skip, not an "
2050                                                     "HT20 channel\n", freq);
2051                                         continue;
2052                                 }
2053                                 if ((chanFlags & IEEE80211_CHAN_HT40) &&
2054                                     (flags & IEEE80211_CHAN_HT40) == 0) {
2055                                         if (verbose)
2056                                                 printf("%u: skip, not an "
2057                                                     "HT40 channel\n", freq);
2058                                         continue;
2059                                 }
2060                                 /* NB: HT attribute comes from caller */
2061                                 flags &= ~IEEE80211_CHAN_HT;
2062                                 flags |= chanFlags & IEEE80211_CHAN_HT;
2063                         }
2064                         /*
2065                          * Check if device can operate on this frequency.
2066                          */
2067                         if (!checkchan(avail, freq, flags)) {
2068                                 if (verbose) {
2069                                         printf("%u: skip, ", freq);
2070                                         printb("flags", flags,
2071                                             IEEE80211_CHAN_BITS);
2072                                         printf(" not available\n");
2073                                 }
2074                                 continue;
2075                         }
2076                         if ((flags & REQ_ECM) && !reg->ecm) {
2077                                 if (verbose)
2078                                         printf("%u: skip, ECM channel\n", freq);
2079                                 continue;
2080                         }
2081                         if ((flags & REQ_INDOOR) && reg->location == 'O') {
2082                                 if (verbose)
2083                                         printf("%u: skip, indoor channel\n",
2084                                             freq);
2085                                 continue;
2086                         }
2087                         if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2088                                 if (verbose)
2089                                         printf("%u: skip, outdoor channel\n",
2090                                             freq);
2091                                 continue;
2092                         }
2093                         if ((flags & IEEE80211_CHAN_HT40) &&
2094                             prev != NULL && (freq - prev->ic_freq) < channelSep) {
2095                                 if (verbose)
2096                                         printf("%u: skip, only %u channel "
2097                                             "separation, need %d\n", freq,
2098                                             freq - prev->ic_freq, channelSep);
2099                                 continue;
2100                         }
2101                         if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2102                                 if (verbose)
2103                                         printf("%u: skip, channel table full\n",
2104                                             freq);
2105                                 break;
2106                         }
2107                         c = &ci->ic_chans[ci->ic_nchans++];
2108                         memset(c, 0, sizeof(*c));
2109                         c->ic_freq = freq;
2110                         c->ic_flags = flags;
2111                         if (c->ic_flags & IEEE80211_CHAN_DFS)
2112                                 c->ic_maxregpower = nb->maxPowerDFS;
2113                         else
2114                                 c->ic_maxregpower = nb->maxPower;
2115                         if (verbose) {
2116                                 printf("[%3d] add freq %u ",
2117                                     ci->ic_nchans-1, c->ic_freq);
2118                                 printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2119                                 printf(" power %u\n", c->ic_maxregpower);
2120                         }
2121                         /* NB: kernel fills in other fields */
2122                         prev = c;
2123                 }
2124         }
2125 }
2126
2127 static void
2128 regdomain_makechannels(
2129         struct ieee80211_regdomain_req *req,
2130         const struct ieee80211_devcaps_req *dc)
2131 {
2132         struct regdata *rdp = getregdata();
2133         const struct country *cc;
2134         const struct ieee80211_regdomain *reg = &req->rd;
2135         struct ieee80211req_chaninfo *ci = &req->chaninfo;
2136         const struct regdomain *rd;
2137
2138         /*
2139          * Locate construction table for new channel list.  We treat
2140          * the regdomain/SKU as definitive so a country can be in
2141          * multiple with different properties (e.g. US in FCC+FCC3).
2142          * If no regdomain is specified then we fallback on the country
2143          * code to find the associated regdomain since countries always
2144          * belong to at least one regdomain.
2145          */
2146         if (reg->regdomain == 0) {
2147                 cc = lib80211_country_findbycc(rdp, reg->country);
2148                 if (cc == NULL)
2149                         errx(1, "internal error, country %d not found",
2150                             reg->country);
2151                 rd = cc->rd;
2152         } else
2153                 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2154         if (rd == NULL)
2155                 errx(1, "internal error, regdomain %d not found",
2156                             reg->regdomain);
2157         if (rd->sku != SKU_DEBUG) {
2158                 /*
2159                  * regdomain_addchans incrememnts the channel count for
2160                  * each channel it adds so initialize ic_nchans to zero.
2161                  * Note that we know we have enough space to hold all possible
2162                  * channels because the devcaps list size was used to
2163                  * allocate our request.
2164                  */
2165                 ci->ic_nchans = 0;
2166                 if (!LIST_EMPTY(&rd->bands_11b))
2167                         regdomain_addchans(ci, &rd->bands_11b, reg,
2168                             IEEE80211_CHAN_B, &dc->dc_chaninfo);
2169                 if (!LIST_EMPTY(&rd->bands_11g))
2170                         regdomain_addchans(ci, &rd->bands_11g, reg,
2171                             IEEE80211_CHAN_G, &dc->dc_chaninfo);
2172                 if (!LIST_EMPTY(&rd->bands_11a))
2173                         regdomain_addchans(ci, &rd->bands_11a, reg,
2174                             IEEE80211_CHAN_A, &dc->dc_chaninfo);
2175                 if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2176                         regdomain_addchans(ci, &rd->bands_11na, reg,
2177                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2178                             &dc->dc_chaninfo);
2179                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2180                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2181                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2182                                     &dc->dc_chaninfo);
2183                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2184                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2185                                     &dc->dc_chaninfo);
2186                         }
2187                 }
2188                 if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2189                         regdomain_addchans(ci, &rd->bands_11ng, reg,
2190                             IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2191                             &dc->dc_chaninfo);
2192                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2193                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2194                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2195                                     &dc->dc_chaninfo);
2196                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2197                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2198                                     &dc->dc_chaninfo);
2199                         }
2200                 }
2201                 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2202                     regdomain_sort);
2203         } else
2204                 memcpy(ci, &dc->dc_chaninfo,
2205                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2206 }
2207
2208 static void
2209 list_countries(void)
2210 {
2211         struct regdata *rdp = getregdata();
2212         const struct country *cp;
2213         const struct regdomain *dp;
2214         int i;
2215
2216         i = 0;
2217         printf("\nCountry codes:\n");
2218         LIST_FOREACH(cp, &rdp->countries, next) {
2219                 printf("%2s %-15.15s%s", cp->isoname,
2220                     cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2221                 i++;
2222         }
2223         i = 0;
2224         printf("\nRegulatory domains:\n");
2225         LIST_FOREACH(dp, &rdp->domains, next) {
2226                 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2227                 i++;
2228         }
2229         printf("\n");
2230 }
2231
2232 static void
2233 defaultcountry(const struct regdomain *rd)
2234 {
2235         struct regdata *rdp = getregdata();
2236         const struct country *cc;
2237
2238         cc = lib80211_country_findbycc(rdp, rd->cc->code);
2239         if (cc == NULL)
2240                 errx(1, "internal error, ISO country code %d not "
2241                     "defined for regdomain %s", rd->cc->code, rd->name);
2242         regdomain.country = cc->code;
2243         regdomain.isocc[0] = cc->isoname[0];
2244         regdomain.isocc[1] = cc->isoname[1];
2245 }
2246
2247 static
2248 DECL_CMD_FUNC(set80211regdomain, val, d)
2249 {
2250         struct regdata *rdp = getregdata();
2251         const struct regdomain *rd;
2252
2253         rd = lib80211_regdomain_findbyname(rdp, val);
2254         if (rd == NULL) {
2255                 char *eptr;
2256                 long sku = strtol(val, &eptr, 0);
2257
2258                 if (eptr != val)
2259                         rd = lib80211_regdomain_findbysku(rdp, sku);
2260                 if (eptr == val || rd == NULL)
2261                         errx(1, "unknown regdomain %s", val);
2262         }
2263         getregdomain(s);
2264         regdomain.regdomain = rd->sku;
2265         if (regdomain.country == 0 && rd->cc != NULL) {
2266                 /*
2267                  * No country code setup and there's a default
2268                  * one for this regdomain fill it in.
2269                  */
2270                 defaultcountry(rd);
2271         }
2272         callback_register(setregdomain_cb, &regdomain);
2273 }
2274
2275 static
2276 DECL_CMD_FUNC(set80211country, val, d)
2277 {
2278         struct regdata *rdp = getregdata();
2279         const struct country *cc;
2280
2281         cc = lib80211_country_findbyname(rdp, val);
2282         if (cc == NULL) {
2283                 char *eptr;
2284                 long code = strtol(val, &eptr, 0);
2285
2286                 if (eptr != val)
2287                         cc = lib80211_country_findbycc(rdp, code);
2288                 if (eptr == val || cc == NULL)
2289                         errx(1, "unknown ISO country code %s", val);
2290         }
2291         getregdomain(s);
2292         regdomain.regdomain = cc->rd->sku;
2293         regdomain.country = cc->code;
2294         regdomain.isocc[0] = cc->isoname[0];
2295         regdomain.isocc[1] = cc->isoname[1];
2296         callback_register(setregdomain_cb, &regdomain);
2297 }
2298
2299 static void
2300 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2301 {
2302         getregdomain(s);
2303         regdomain.location = d;
2304         callback_register(setregdomain_cb, &regdomain);
2305 }
2306
2307 static void
2308 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2309 {
2310         getregdomain(s);
2311         regdomain.ecm = d;
2312         callback_register(setregdomain_cb, &regdomain);
2313 }
2314
2315 static void
2316 LINE_INIT(char c)
2317 {
2318         spacer = c;
2319         if (c == '\t')
2320                 col = 8;
2321         else
2322                 col = 1;
2323 }
2324
2325 static void
2326 LINE_BREAK(void)
2327 {
2328         if (spacer != '\t') {
2329                 printf("\n");
2330                 spacer = '\t';
2331         }
2332         col = 8;                /* 8-col tab */
2333 }
2334
2335 static void
2336 LINE_CHECK(const char *fmt, ...)
2337 {
2338         char buf[80];
2339         va_list ap;
2340         int n;
2341
2342         va_start(ap, fmt);
2343         n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2344         va_end(ap);
2345         col += 1+n;
2346         if (col > MAXCOL) {
2347                 LINE_BREAK();
2348                 col += n;
2349         }
2350         buf[0] = spacer;
2351         printf("%s", buf);
2352         spacer = ' ';
2353 }
2354
2355 static int
2356 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2357 {
2358         int i, maxrate = -1;
2359
2360         for (i = 0; i < nrates; i++) {
2361                 int rate = rates[i] & IEEE80211_RATE_VAL;
2362                 if (rate > maxrate)
2363                         maxrate = rate;
2364         }
2365         return maxrate / 2;
2366 }
2367
2368 static const char *
2369 getcaps(int capinfo)
2370 {
2371         static char capstring[32];
2372         char *cp = capstring;
2373
2374         if (capinfo & IEEE80211_CAPINFO_ESS)
2375                 *cp++ = 'E';
2376         if (capinfo & IEEE80211_CAPINFO_IBSS)
2377                 *cp++ = 'I';
2378         if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2379                 *cp++ = 'c';
2380         if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2381                 *cp++ = 'C';
2382         if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2383                 *cp++ = 'P';
2384         if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2385                 *cp++ = 'S';
2386         if (capinfo & IEEE80211_CAPINFO_PBCC)
2387                 *cp++ = 'B';
2388         if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2389                 *cp++ = 'A';
2390         if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2391                 *cp++ = 's';
2392         if (capinfo & IEEE80211_CAPINFO_RSN)
2393                 *cp++ = 'R';
2394         if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2395                 *cp++ = 'D';
2396         *cp = '\0';
2397         return capstring;
2398 }
2399
2400 static const char *
2401 getflags(int flags)
2402 {
2403         static char flagstring[32];
2404         char *cp = flagstring;
2405
2406         if (flags & IEEE80211_NODE_AUTH)
2407                 *cp++ = 'A';
2408         if (flags & IEEE80211_NODE_QOS)
2409                 *cp++ = 'Q';
2410         if (flags & IEEE80211_NODE_ERP)
2411                 *cp++ = 'E';
2412         if (flags & IEEE80211_NODE_PWR_MGT)
2413                 *cp++ = 'P';
2414         if (flags & IEEE80211_NODE_HT) {
2415                 *cp++ = 'H';
2416                 if (flags & IEEE80211_NODE_HTCOMPAT)
2417                         *cp++ = '+';
2418         }
2419         if (flags & IEEE80211_NODE_WPS)
2420                 *cp++ = 'W';
2421         if (flags & IEEE80211_NODE_TSN)
2422                 *cp++ = 'N';
2423         if (flags & IEEE80211_NODE_AMPDU_TX)
2424                 *cp++ = 'T';
2425         if (flags & IEEE80211_NODE_AMPDU_RX)
2426                 *cp++ = 'R';
2427         if (flags & IEEE80211_NODE_MIMO_PS) {
2428                 *cp++ = 'M';
2429                 if (flags & IEEE80211_NODE_MIMO_RTS)
2430                         *cp++ = '+';
2431         }
2432         if (flags & IEEE80211_NODE_RIFS)
2433                 *cp++ = 'I';
2434         if (flags & IEEE80211_NODE_SGI40) {
2435                 *cp++ = 'S';
2436                 if (flags & IEEE80211_NODE_SGI20)
2437                         *cp++ = '+';
2438         } else if (flags & IEEE80211_NODE_SGI20)
2439                 *cp++ = 's';
2440         if (flags & IEEE80211_NODE_AMSDU_TX)
2441                 *cp++ = 't';
2442         if (flags & IEEE80211_NODE_AMSDU_RX)
2443                 *cp++ = 'r';
2444         *cp = '\0';
2445         return flagstring;
2446 }
2447
2448 static void
2449 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2450 {
2451         printf("%s", tag);
2452         if (verbose) {
2453                 maxlen -= strlen(tag)+2;
2454                 if (2*ielen > maxlen)
2455                         maxlen--;
2456                 printf("<");
2457                 for (; ielen > 0; ie++, ielen--) {
2458                         if (maxlen-- <= 0)
2459                                 break;
2460                         printf("%02x", *ie);
2461                 }
2462                 if (ielen != 0)
2463                         printf("-");
2464                 printf(">");
2465         }
2466 }
2467
2468 #define LE_READ_2(p)                                    \
2469         ((u_int16_t)                                    \
2470          ((((const u_int8_t *)(p))[0]      ) |          \
2471           (((const u_int8_t *)(p))[1] <<  8)))
2472 #define LE_READ_4(p)                                    \
2473         ((u_int32_t)                                    \
2474          ((((const u_int8_t *)(p))[0]      ) |          \
2475           (((const u_int8_t *)(p))[1] <<  8) |          \
2476           (((const u_int8_t *)(p))[2] << 16) |          \
2477           (((const u_int8_t *)(p))[3] << 24)))
2478
2479 /*
2480  * NB: The decoding routines assume a properly formatted ie
2481  *     which should be safe as the kernel only retains them
2482  *     if they parse ok.
2483  */
2484
2485 static void
2486 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2487 {
2488 #define MS(_v, _f)      (((_v) & _f) >> _f##_S)
2489         static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2490         const struct ieee80211_wme_param *wme =
2491             (const struct ieee80211_wme_param *) ie;
2492         int i;
2493
2494         printf("%s", tag);
2495         if (!verbose)
2496                 return;
2497         printf("<qosinfo 0x%x", wme->param_qosInfo);
2498         ie += offsetof(struct ieee80211_wme_param, params_acParams);
2499         for (i = 0; i < WME_NUM_AC; i++) {
2500                 const struct ieee80211_wme_acparams *ac =
2501                     &wme->params_acParams[i];
2502
2503                 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2504                         , acnames[i]
2505                         , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2506                         , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2507                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2508                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2509                         , LE_READ_2(&ac->acp_txop)
2510                 );
2511         }
2512         printf(">");
2513 #undef MS
2514 }
2515
2516 static void
2517 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2518 {
2519         printf("%s", tag);
2520         if (verbose) {
2521                 const struct ieee80211_wme_info *wme =
2522                     (const struct ieee80211_wme_info *) ie;
2523                 printf("<version 0x%x info 0x%x>",
2524                     wme->wme_version, wme->wme_info);
2525         }
2526 }
2527
2528 static void
2529 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2530 {
2531         printf("%s", tag);
2532         if (verbose) {
2533                 const struct ieee80211_ie_htcap *htcap =
2534                     (const struct ieee80211_ie_htcap *) ie;
2535                 const char *sep;
2536                 int i, j;
2537
2538                 printf("<cap 0x%x param 0x%x",
2539                     LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2540                 printf(" mcsset[");
2541                 sep = "";
2542                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2543                         if (isset(htcap->hc_mcsset, i)) {
2544                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2545                                         if (isclr(htcap->hc_mcsset, j))
2546                                                 break;
2547                                 j--;
2548                                 if (i == j)
2549                                         printf("%s%u", sep, i);
2550                                 else
2551                                         printf("%s%u-%u", sep, i, j);
2552                                 i += j-i;
2553                                 sep = ",";
2554                         }
2555                 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2556                     LE_READ_2(&htcap->hc_extcap),
2557                     LE_READ_4(&htcap->hc_txbf),
2558                     htcap->hc_antenna);
2559         }
2560 }
2561
2562 static void
2563 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2564 {
2565         printf("%s", tag);
2566         if (verbose) {
2567                 const struct ieee80211_ie_htinfo *htinfo =
2568                     (const struct ieee80211_ie_htinfo *) ie;
2569                 const char *sep;
2570                 int i, j;
2571
2572                 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2573                     htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2574                     LE_READ_2(&htinfo->hi_byte45));
2575                 printf(" basicmcs[");
2576                 sep = "";
2577                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2578                         if (isset(htinfo->hi_basicmcsset, i)) {
2579                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2580                                         if (isclr(htinfo->hi_basicmcsset, j))
2581                                                 break;
2582                                 j--;
2583                                 if (i == j)
2584                                         printf("%s%u", sep, i);
2585                                 else
2586                                         printf("%s%u-%u", sep, i, j);
2587                                 i += j-i;
2588                                 sep = ",";
2589                         }
2590                 printf("]>");
2591         }
2592 }
2593
2594 static void
2595 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2596 {
2597
2598         printf("%s", tag);
2599         if (verbose) {
2600                 const struct ieee80211_ath_ie *ath =
2601                         (const struct ieee80211_ath_ie *)ie;
2602
2603                 printf("<");
2604                 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2605                         printf("DTURBO,");
2606                 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2607                         printf("COMP,");
2608                 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2609                         printf("FF,");
2610                 if (ath->ath_capability & ATHEROS_CAP_XR)
2611                         printf("XR,");
2612                 if (ath->ath_capability & ATHEROS_CAP_AR)
2613                         printf("AR,");
2614                 if (ath->ath_capability & ATHEROS_CAP_BURST)
2615                         printf("BURST,");
2616                 if (ath->ath_capability & ATHEROS_CAP_WME)
2617                         printf("WME,");
2618                 if (ath->ath_capability & ATHEROS_CAP_BOOST)
2619                         printf("BOOST,");
2620                 printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2621         }
2622 }
2623
2624
2625 static void
2626 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2627 {
2628 #define MATCHOUI(field, oui, string)                                    \
2629 do {                                                                    \
2630         if (memcmp(field, oui, 4) == 0)                                 \
2631                 printf("%s", string);                                   \
2632 } while (0)
2633
2634         printf("%s", tag);
2635         if (verbose) {
2636                 const struct ieee80211_meshconf_ie *mconf =
2637                         (const struct ieee80211_meshconf_ie *)ie;
2638                 printf("<PATH:");
2639                 if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2640                         printf("HWMP");
2641                 else
2642                         printf("UNKNOWN");
2643                 printf(" LINK:");
2644                 if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2645                         printf("AIRTIME");
2646                 else
2647                         printf("UNKNOWN");
2648                 printf(" CONGESTION:");
2649                 if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2650                         printf("DISABLED");
2651                 else
2652                         printf("UNKNOWN");
2653                 printf(" SYNC:");
2654                 if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2655                         printf("NEIGHOFF");
2656                 else
2657                         printf("UNKNOWN");
2658                 printf(" AUTH:");
2659                 if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2660                         printf("DISABLED");
2661                 else
2662                         printf("UNKNOWN");
2663                 printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2664                     mconf->conf_cap);
2665         }
2666 #undef MATCHOUI
2667 }
2668
2669 static const char *
2670 wpa_cipher(const u_int8_t *sel)
2671 {
2672 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2673         u_int32_t w = LE_READ_4(sel);
2674
2675         switch (w) {
2676         case WPA_SEL(WPA_CSE_NULL):
2677                 return "NONE";
2678         case WPA_SEL(WPA_CSE_WEP40):
2679                 return "WEP40";
2680         case WPA_SEL(WPA_CSE_WEP104):
2681                 return "WEP104";
2682         case WPA_SEL(WPA_CSE_TKIP):
2683                 return "TKIP";
2684         case WPA_SEL(WPA_CSE_CCMP):
2685                 return "AES-CCMP";
2686         }
2687         return "?";             /* NB: so 1<< is discarded */
2688 #undef WPA_SEL
2689 }
2690
2691 static const char *
2692 wpa_keymgmt(const u_int8_t *sel)
2693 {
2694 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2695         u_int32_t w = LE_READ_4(sel);
2696
2697         switch (w) {
2698         case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2699                 return "8021X-UNSPEC";
2700         case WPA_SEL(WPA_ASE_8021X_PSK):
2701                 return "8021X-PSK";
2702         case WPA_SEL(WPA_ASE_NONE):
2703                 return "NONE";
2704         }
2705         return "?";
2706 #undef WPA_SEL
2707 }
2708
2709 static void
2710 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2711 {
2712         u_int8_t len = ie[1];
2713
2714         printf("%s", tag);
2715         if (verbose) {
2716                 const char *sep;
2717                 int n;
2718
2719                 ie += 6, len -= 4;              /* NB: len is payload only */
2720
2721                 printf("<v%u", LE_READ_2(ie));
2722                 ie += 2, len -= 2;
2723
2724                 printf(" mc:%s", wpa_cipher(ie));
2725                 ie += 4, len -= 4;
2726
2727                 /* unicast ciphers */
2728                 n = LE_READ_2(ie);
2729                 ie += 2, len -= 2;
2730                 sep = " uc:";
2731                 for (; n > 0; n--) {
2732                         printf("%s%s", sep, wpa_cipher(ie));
2733                         ie += 4, len -= 4;
2734                         sep = "+";
2735                 }
2736
2737                 /* key management algorithms */
2738                 n = LE_READ_2(ie);
2739                 ie += 2, len -= 2;
2740                 sep = " km:";
2741                 for (; n > 0; n--) {
2742                         printf("%s%s", sep, wpa_keymgmt(ie));
2743                         ie += 4, len -= 4;
2744                         sep = "+";
2745                 }
2746
2747                 if (len > 2)            /* optional capabilities */
2748                         printf(", caps 0x%x", LE_READ_2(ie));
2749                 printf(">");
2750         }
2751 }
2752
2753 static const char *
2754 rsn_cipher(const u_int8_t *sel)
2755 {
2756 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2757         u_int32_t w = LE_READ_4(sel);
2758
2759         switch (w) {
2760         case RSN_SEL(RSN_CSE_NULL):
2761                 return "NONE";
2762         case RSN_SEL(RSN_CSE_WEP40):
2763                 return "WEP40";
2764         case RSN_SEL(RSN_CSE_WEP104):
2765                 return "WEP104";
2766         case RSN_SEL(RSN_CSE_TKIP):
2767                 return "TKIP";
2768         case RSN_SEL(RSN_CSE_CCMP):
2769                 return "AES-CCMP";
2770         case RSN_SEL(RSN_CSE_WRAP):
2771                 return "AES-OCB";
2772         }
2773         return "?";
2774 #undef WPA_SEL
2775 }
2776
2777 static const char *
2778 rsn_keymgmt(const u_int8_t *sel)
2779 {
2780 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2781         u_int32_t w = LE_READ_4(sel);
2782
2783         switch (w) {
2784         case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2785                 return "8021X-UNSPEC";
2786         case RSN_SEL(RSN_ASE_8021X_PSK):
2787                 return "8021X-PSK";
2788         case RSN_SEL(RSN_ASE_NONE):
2789                 return "NONE";
2790         }
2791         return "?";
2792 #undef RSN_SEL
2793 }
2794
2795 static void
2796 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2797 {
2798         printf("%s", tag);
2799         if (verbose) {
2800                 const char *sep;
2801                 int n;
2802
2803                 ie += 2, ielen -= 2;
2804
2805                 printf("<v%u", LE_READ_2(ie));
2806                 ie += 2, ielen -= 2;
2807
2808                 printf(" mc:%s", rsn_cipher(ie));
2809                 ie += 4, ielen -= 4;
2810
2811                 /* unicast ciphers */
2812                 n = LE_READ_2(ie);
2813                 ie += 2, ielen -= 2;
2814                 sep = " uc:";
2815                 for (; n > 0; n--) {
2816                         printf("%s%s", sep, rsn_cipher(ie));
2817                         ie += 4, ielen -= 4;
2818                         sep = "+";
2819                 }
2820
2821                 /* key management algorithms */
2822                 n = LE_READ_2(ie);
2823                 ie += 2, ielen -= 2;
2824                 sep = " km:";
2825                 for (; n > 0; n--) {
2826                         printf("%s%s", sep, rsn_keymgmt(ie));
2827                         ie += 4, ielen -= 4;
2828                         sep = "+";
2829                 }
2830
2831                 if (ielen > 2)          /* optional capabilities */
2832                         printf(", caps 0x%x", LE_READ_2(ie));
2833                 /* XXXPMKID */
2834                 printf(">");
2835         }
2836 }
2837
2838 /* XXX move to a public include file */
2839 #define IEEE80211_WPS_DEV_PASS_ID       0x1012
2840 #define IEEE80211_WPS_SELECTED_REG      0x1041
2841 #define IEEE80211_WPS_SETUP_STATE       0x1044
2842 #define IEEE80211_WPS_UUID_E            0x1047
2843 #define IEEE80211_WPS_VERSION           0x104a
2844
2845 #define BE_READ_2(p)                                    \
2846         ((u_int16_t)                                    \
2847          ((((const u_int8_t *)(p))[1]      ) |          \
2848           (((const u_int8_t *)(p))[0] <<  8)))
2849
2850 static void
2851 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2852 {
2853 #define N(a)    (sizeof(a) / sizeof(a[0]))
2854         u_int8_t len = ie[1];
2855
2856         printf("%s", tag);
2857         if (verbose) {
2858                 static const char *dev_pass_id[] = {
2859                         "D",    /* Default (PIN) */
2860                         "U",    /* User-specified */
2861                         "M",    /* Machine-specified */
2862                         "K",    /* Rekey */
2863                         "P",    /* PushButton */
2864                         "R"     /* Registrar-specified */
2865                 };
2866                 int n;
2867
2868                 ie +=6, len -= 4;               /* NB: len is payload only */
2869
2870                 /* WPS IE in Beacon and Probe Resp frames have different fields */
2871                 printf("<");
2872                 while (len) {
2873                         uint16_t tlv_type = BE_READ_2(ie);
2874                         uint16_t tlv_len  = BE_READ_2(ie + 2);
2875
2876                         ie += 4, len -= 4;
2877
2878                         switch (tlv_type) {
2879                         case IEEE80211_WPS_VERSION:
2880                                 printf("v:%d.%d", *ie >> 4, *ie & 0xf);
2881                                 break;
2882                         case IEEE80211_WPS_SETUP_STATE:
2883                                 /* Only 1 and 2 are valid */
2884                                 if (*ie == 0 || *ie >= 3)
2885                                         printf(" state:B");
2886                                 else
2887                                         printf(" st:%s", *ie == 1 ? "N" : "C");
2888                                 break;
2889                         case IEEE80211_WPS_SELECTED_REG:
2890                                 printf(" sel:%s", *ie ? "T" : "F");
2891                                 break;
2892                         case IEEE80211_WPS_DEV_PASS_ID:
2893                                 n = LE_READ_2(ie);
2894                                 if (n < N(dev_pass_id))
2895                                         printf(" dpi:%s", dev_pass_id[n]);
2896                                 break;
2897                         case IEEE80211_WPS_UUID_E:
2898                                 printf(" uuid-e:");
2899                                 for (n = 0; n < (tlv_len - 1); n++)
2900                                         printf("%02x-", ie[n]);
2901                                 printf("%02x", ie[n]);
2902                                 break;
2903                         }
2904                         ie += tlv_len, len -= tlv_len;
2905                 }
2906                 printf(">");
2907         }
2908 #undef N
2909 }
2910
2911 static void
2912 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2913 {
2914         printf("%s", tag);
2915         if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
2916                 const struct ieee80211_tdma_param *tdma =
2917                    (const struct ieee80211_tdma_param *) ie;
2918
2919                 /* XXX tstamp */
2920                 printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
2921                     tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
2922                     LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
2923                     tdma->tdma_inuse[0]);
2924         }
2925 }
2926
2927 /*
2928  * Copy the ssid string contents into buf, truncating to fit.  If the
2929  * ssid is entirely printable then just copy intact.  Otherwise convert
2930  * to hexadecimal.  If the result is truncated then replace the last
2931  * three characters with "...".
2932  */
2933 static int
2934 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
2935 {
2936         const u_int8_t *p;
2937         size_t maxlen;
2938         int i;
2939
2940         if (essid_len > bufsize)
2941                 maxlen = bufsize;
2942         else
2943                 maxlen = essid_len;
2944         /* determine printable or not */
2945         for (i = 0, p = essid; i < maxlen; i++, p++) {
2946                 if (*p < ' ' || *p > 0x7e)
2947                         break;
2948         }
2949         if (i != maxlen) {              /* not printable, print as hex */
2950                 if (bufsize < 3)
2951                         return 0;
2952                 strlcpy(buf, "0x", bufsize);
2953                 bufsize -= 2;
2954                 p = essid;
2955                 for (i = 0; i < maxlen && bufsize >= 2; i++) {
2956                         sprintf(&buf[2+2*i], "%02x", p[i]);
2957                         bufsize -= 2;
2958                 }
2959                 if (i != essid_len)
2960                         memcpy(&buf[2+2*i-3], "...", 3);
2961         } else {                        /* printable, truncate as needed */
2962                 memcpy(buf, essid, maxlen);
2963                 if (maxlen != essid_len)
2964                         memcpy(&buf[maxlen-3], "...", 3);
2965         }
2966         return maxlen;
2967 }
2968
2969 static void
2970 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2971 {
2972         char ssid[2*IEEE80211_NWID_LEN+1];
2973
2974         printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
2975 }
2976
2977 static void
2978 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2979 {
2980         const char *sep;
2981         int i;
2982
2983         printf("%s", tag);
2984         sep = "<";
2985         for (i = 2; i < ielen; i++) {
2986                 printf("%s%s%d", sep,
2987                     ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
2988                     ie[i] & IEEE80211_RATE_VAL);
2989                 sep = ",";
2990         }
2991         printf(">");
2992 }
2993
2994 static void
2995 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2996 {
2997         const struct ieee80211_country_ie *cie =
2998            (const struct ieee80211_country_ie *) ie;
2999         int i, nbands, schan, nchan;
3000
3001         printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3002         nbands = (cie->len - 3) / sizeof(cie->band[0]);
3003         for (i = 0; i < nbands; i++) {
3004                 schan = cie->band[i].schan;
3005                 nchan = cie->band[i].nchan;
3006                 if (nchan != 1)
3007                         printf(" %u-%u,%u", schan, schan + nchan-1,
3008                             cie->band[i].maxtxpwr);
3009                 else
3010                         printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3011         }
3012         printf(">");
3013 }
3014
3015 /* unaligned little endian access */
3016 #define LE_READ_4(p)                                    \
3017         ((u_int32_t)                                    \
3018          ((((const u_int8_t *)(p))[0]      ) |          \
3019           (((const u_int8_t *)(p))[1] <<  8) |          \
3020           (((const u_int8_t *)(p))[2] << 16) |          \
3021           (((const u_int8_t *)(p))[3] << 24)))
3022
3023 static __inline int
3024 iswpaoui(const u_int8_t *frm)
3025 {
3026         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3027 }
3028
3029 static __inline int
3030 iswmeinfo(const u_int8_t *frm)
3031 {
3032         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3033                 frm[6] == WME_INFO_OUI_SUBTYPE;
3034 }
3035
3036 static __inline int
3037 iswmeparam(const u_int8_t *frm)
3038 {
3039         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3040                 frm[6] == WME_PARAM_OUI_SUBTYPE;
3041 }
3042
3043 static __inline int
3044 isatherosoui(const u_int8_t *frm)
3045 {
3046         return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3047 }
3048
3049 static __inline int
3050 istdmaoui(const uint8_t *frm)
3051 {
3052         return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3053 }
3054
3055 static __inline int
3056 iswpsoui(const uint8_t *frm)
3057 {
3058         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3059 }
3060
3061 static const char *
3062 iename(int elemid)
3063 {
3064         switch (elemid) {
3065         case IEEE80211_ELEMID_FHPARMS:  return " FHPARMS";
3066         case IEEE80211_ELEMID_CFPARMS:  return " CFPARMS";
3067         case IEEE80211_ELEMID_TIM:      return " TIM";
3068         case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3069         case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3070         case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR";
3071         case IEEE80211_ELEMID_PWRCAP:   return " PWRCAP";
3072         case IEEE80211_ELEMID_TPCREQ:   return " TPCREQ";
3073         case IEEE80211_ELEMID_TPCREP:   return " TPCREP";
3074         case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN";
3075         case IEEE80211_ELEMID_CSA:      return " CSA";
3076         case IEEE80211_ELEMID_MEASREQ:  return " MEASREQ";
3077         case IEEE80211_ELEMID_MEASREP:  return " MEASREP";
3078         case IEEE80211_ELEMID_QUIET:    return " QUIET";
3079         case IEEE80211_ELEMID_IBSSDFS:  return " IBSSDFS";
3080         case IEEE80211_ELEMID_TPC:      return " TPC";
3081         case IEEE80211_ELEMID_CCKM:     return " CCKM";
3082         }
3083         return " ???";
3084 }
3085
3086 static void
3087 printies(const u_int8_t *vp, int ielen, int maxcols)
3088 {
3089         while (ielen > 0) {
3090                 switch (vp[0]) {
3091                 case IEEE80211_ELEMID_SSID:
3092                         if (verbose)
3093                                 printssid(" SSID", vp, 2+vp[1], maxcols);
3094                         break;
3095                 case IEEE80211_ELEMID_RATES:
3096                 case IEEE80211_ELEMID_XRATES:
3097                         if (verbose)
3098                                 printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3099                                     " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3100                         break;
3101                 case IEEE80211_ELEMID_DSPARMS:
3102                         if (verbose)
3103                                 printf(" DSPARMS<%u>", vp[2]);
3104                         break;
3105                 case IEEE80211_ELEMID_COUNTRY:
3106                         if (verbose)
3107                                 printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3108                         break;
3109                 case IEEE80211_ELEMID_ERP:
3110                         if (verbose)
3111                                 printf(" ERP<0x%x>", vp[2]);
3112                         break;
3113                 case IEEE80211_ELEMID_VENDOR:
3114                         if (iswpaoui(vp))
3115                                 printwpaie(" WPA", vp, 2+vp[1], maxcols);
3116                         else if (iswmeinfo(vp))
3117                                 printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3118                         else if (iswmeparam(vp))
3119                                 printwmeparam(" WME", vp, 2+vp[1], maxcols);
3120                         else if (isatherosoui(vp))
3121                                 printathie(" ATH", vp, 2+vp[1], maxcols);
3122                         else if (iswpsoui(vp))
3123                                 printwpsie(" WPS", vp, 2+vp[1], maxcols);
3124                         else if (istdmaoui(vp))
3125                                 printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3126                         else if (verbose)
3127                                 printie(" VEN", vp, 2+vp[1], maxcols);
3128                         break;
3129                 case IEEE80211_ELEMID_RSN:
3130                         printrsnie(" RSN", vp, 2+vp[1], maxcols);
3131                         break;
3132                 case IEEE80211_ELEMID_HTCAP:
3133                         printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3134                         break;
3135                 case IEEE80211_ELEMID_HTINFO:
3136                         if (verbose)
3137                                 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3138                         break;
3139                 case IEEE80211_ELEMID_MESHID:
3140                         if (verbose)
3141                                 printssid(" MESHID", vp, 2+vp[1], maxcols);
3142                         break;
3143                 case IEEE80211_ELEMID_MESHCONF:
3144                         printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3145                         break;
3146                 default:
3147                         if (verbose)
3148                                 printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3149                         break;
3150                 }
3151                 ielen -= 2+vp[1];
3152                 vp += 2+vp[1];
3153         }
3154 }
3155
3156 static void
3157 printmimo(const struct ieee80211_mimo_info *mi)
3158 {
3159         /* NB: don't muddy display unless there's something to show */
3160         if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3161                 /* XXX ignore EVM for now */
3162                 printf(" (rssi %d:%d:%d nf %d:%d:%d)",
3163                     mi->rssi[0], mi->rssi[1], mi->rssi[2],
3164                     mi->noise[0], mi->noise[1], mi->noise[2]);
3165         }
3166 }
3167
3168 static void
3169 list_scan(int s)
3170 {
3171         uint8_t buf[24*1024];
3172         char ssid[IEEE80211_NWID_LEN+1];
3173         const uint8_t *cp;
3174         int len, ssidmax, idlen;
3175
3176         if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3177                 errx(1, "unable to get scan results");
3178         if (len < sizeof(struct ieee80211req_scan_result))
3179                 return;
3180
3181         getchaninfo(s);
3182
3183         ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3184         printf("%-*.*s  %-17.17s  %4s %4s  %-7s  %3s %4s\n"
3185                 , ssidmax, ssidmax, "SSID/MESH ID"
3186                 , "BSSID"
3187                 , "CHAN"
3188                 , "RATE"
3189                 , " S:N"
3190                 , "INT"
3191                 , "CAPS"
3192         );
3193         cp = buf;
3194         do {
3195                 const struct ieee80211req_scan_result *sr;
3196                 const uint8_t *vp, *idp;
3197
3198                 sr = (const struct ieee80211req_scan_result *) cp;
3199                 vp = cp + sr->isr_ie_off;
3200                 if (sr->isr_meshid_len) {
3201                         idp = vp + sr->isr_ssid_len;
3202                         idlen = sr->isr_meshid_len;
3203                 } else {
3204                         idp = vp;
3205                         idlen = sr->isr_ssid_len;
3206                 }
3207                 printf("%-*.*s  %s  %3d  %3dM %3d:%-3d  %3d %-4.4s"
3208                         , ssidmax
3209                           , copy_essid(ssid, ssidmax, idp, idlen)
3210                           , ssid
3211                         , ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3212                         , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3213                         , getmaxrate(sr->isr_rates, sr->isr_nrates)
3214                         , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3215                         , sr->isr_intval
3216                         , getcaps(sr->isr_capinfo)
3217                 );
3218                 printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3219                     sr->isr_ie_len, 24);
3220                 printf("\n");
3221                 cp += sr->isr_len, len -= sr->isr_len;
3222         } while (len >= sizeof(struct ieee80211req_scan_result));
3223 }
3224
3225 static void
3226 scan_and_wait(int s)
3227 {
3228         struct ieee80211_scan_req sr;
3229         struct ieee80211req ireq;
3230         int sroute;
3231
3232         sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3233         if (sroute < 0) {
3234                 perror("socket(PF_ROUTE,SOCK_RAW)");
3235                 return;
3236         }
3237         (void) memset(&ireq, 0, sizeof(ireq));
3238         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3239         ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3240
3241         memset(&sr, 0, sizeof(sr));
3242         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3243                     | IEEE80211_IOC_SCAN_BGSCAN
3244                     | IEEE80211_IOC_SCAN_NOPICK
3245                     | IEEE80211_IOC_SCAN_ONCE;
3246         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3247         sr.sr_nssid = 0;
3248
3249         ireq.i_data = &sr;
3250         ireq.i_len = sizeof(sr);
3251         /*
3252          * NB: only root can trigger a scan so ignore errors. Also ignore
3253          * possible errors from net80211, even if no new scan could be
3254          * started there might still be a valid scan cache.
3255          */
3256         if (ioctl(s, SIOCS80211, &ireq) == 0) {
3257                 char buf[2048];
3258                 struct if_announcemsghdr *ifan;
3259                 struct rt_msghdr *rtm;
3260
3261                 do {
3262                         if (read(sroute, buf, sizeof(buf)) < 0) {
3263                                 perror("read(PF_ROUTE)");
3264                                 break;
3265                         }
3266                         rtm = (struct rt_msghdr *) buf;
3267                         if (rtm->rtm_version != RTM_VERSION)
3268                                 break;
3269                         ifan = (struct if_announcemsghdr *) rtm;
3270                 } while (rtm->rtm_type != RTM_IEEE80211 ||
3271                     ifan->ifan_what != RTM_IEEE80211_SCAN);
3272         }
3273         close(sroute);
3274 }
3275
3276 static
3277 DECL_CMD_FUNC(set80211scan, val, d)
3278 {
3279         scan_and_wait(s);
3280         list_scan(s);
3281 }
3282
3283 static enum ieee80211_opmode get80211opmode(int s);
3284
3285 static int
3286 gettxseq(const struct ieee80211req_sta_info *si)
3287 {
3288         int i, txseq;
3289
3290         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3291                 return si->isi_txseqs[0];
3292         /* XXX not right but usually what folks want */
3293         txseq = 0;
3294         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3295                 if (si->isi_txseqs[i] > txseq)
3296                         txseq = si->isi_txseqs[i];
3297         return txseq;
3298 }
3299
3300 static int
3301 getrxseq(const struct ieee80211req_sta_info *si)
3302 {
3303         int i, rxseq;
3304
3305         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3306                 return si->isi_rxseqs[0];
3307         /* XXX not right but usually what folks want */
3308         rxseq = 0;
3309         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3310                 if (si->isi_rxseqs[i] > rxseq)
3311                         rxseq = si->isi_rxseqs[i];
3312         return rxseq;
3313 }
3314
3315 static void
3316 list_stations(int s)
3317 {
3318         union {
3319                 struct ieee80211req_sta_req req;
3320                 uint8_t buf[24*1024];
3321         } u;
3322         enum ieee80211_opmode opmode = get80211opmode(s);
3323         const uint8_t *cp;
3324         int len;
3325
3326         /* broadcast address =>'s get all stations */
3327         (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3328         if (opmode == IEEE80211_M_STA) {
3329                 /*
3330                  * Get information about the associated AP.
3331                  */
3332                 (void) get80211(s, IEEE80211_IOC_BSSID,
3333                     u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3334         }
3335         if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3336                 errx(1, "unable to get station information");
3337         if (len < sizeof(struct ieee80211req_sta_info))
3338                 return;
3339
3340         getchaninfo(s);
3341
3342         if (opmode == IEEE80211_M_MBSS)
3343                 printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3344                         , "ADDR"
3345                         , "CHAN"
3346                         , "LOCAL"
3347                         , "PEER"
3348                         , "STATE"
3349                         , "RATE"
3350                         , "RSSI"
3351                         , "IDLE"
3352                         , "TXSEQ"
3353                         , "RXSEQ"
3354                 );
3355         else
3356                 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3357                         , "ADDR"
3358                         , "AID"
3359                         , "CHAN"
3360                         , "RATE"
3361                         , "RSSI"
3362                         , "IDLE"
3363                         , "TXSEQ"
3364                         , "RXSEQ"
3365                         , "CAPS"
3366                         , "FLAG"
3367                 );
3368         cp = (const uint8_t *) u.req.info;
3369         do {
3370                 const struct ieee80211req_sta_info *si;
3371
3372                 si = (const struct ieee80211req_sta_info *) cp;
3373                 if (si->isi_len < sizeof(*si))
3374                         break;
3375                 if (opmode == IEEE80211_M_MBSS)
3376                         printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3377                                 , ether_ntoa((const struct ether_addr*)
3378                                     si->isi_macaddr)
3379                                 , ieee80211_mhz2ieee(si->isi_freq,
3380                                     si->isi_flags)
3381                                 , si->isi_localid
3382                                 , si->isi_peerid
3383                                 , mesh_linkstate_string(si->isi_peerstate)
3384                                 , si->isi_txmbps/2
3385                                 , si->isi_rssi/2.
3386                                 , si->isi_inact
3387                                 , gettxseq(si)
3388                                 , getrxseq(si)
3389                         );
3390                 else
3391                         printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3392                                 , ether_ntoa((const struct ether_addr*)
3393                                     si->isi_macaddr)
3394                                 , IEEE80211_AID(si->isi_associd)
3395                                 , ieee80211_mhz2ieee(si->isi_freq,
3396                                     si->isi_flags)
3397                                 , si->isi_txmbps/2
3398                                 , si->isi_rssi/2.
3399                                 , si->isi_inact
3400                                 , gettxseq(si)
3401                                 , getrxseq(si)
3402                                 , getcaps(si->isi_capinfo)
3403                                 , getflags(si->isi_state)
3404                         );
3405                 printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3406                 printmimo(&si->isi_mimo);
3407                 printf("\n");
3408                 cp += si->isi_len, len -= si->isi_len;
3409         } while (len >= sizeof(struct ieee80211req_sta_info));
3410 }
3411
3412 static const char *
3413 mesh_linkstate_string(uint8_t state)
3414 {
3415 #define N(a)    (sizeof(a) / sizeof(a[0]))
3416         static const char *state_names[] = {
3417             [0] = "IDLE",
3418             [1] = "OPEN-TX",
3419             [2] = "OPEN-RX",
3420             [3] = "CONF-RX",
3421             [4] = "ESTAB",
3422             [5] = "HOLDING",
3423         };
3424
3425         if (state >= N(state_names)) {
3426                 static char buf[10];
3427                 snprintf(buf, sizeof(buf), "#%u", state);
3428                 return buf;
3429         } else
3430                 return state_names[state];
3431 #undef N
3432 }
3433
3434 static const char *
3435 get_chaninfo(const struct ieee80211_channel *c, int precise,
3436         char buf[], size_t bsize)
3437 {
3438         buf[0] = '\0';
3439         if (IEEE80211_IS_CHAN_FHSS(c))
3440                 strlcat(buf, " FHSS", bsize);
3441         if (IEEE80211_IS_CHAN_A(c))
3442                 strlcat(buf, " 11a", bsize);
3443         else if (IEEE80211_IS_CHAN_ANYG(c))
3444                 strlcat(buf, " 11g", bsize);
3445         else if (IEEE80211_IS_CHAN_B(c))
3446                 strlcat(buf, " 11b", bsize);
3447         if (IEEE80211_IS_CHAN_HALF(c))
3448                 strlcat(buf, "/10MHz", bsize);
3449         if (IEEE80211_IS_CHAN_QUARTER(c))
3450                 strlcat(buf, "/5MHz", bsize);
3451         if (IEEE80211_IS_CHAN_TURBO(c))
3452                 strlcat(buf, " Turbo", bsize);
3453         if (precise) {
3454                 if (IEEE80211_IS_CHAN_HT20(c))
3455                         strlcat(buf, " ht/20", bsize);
3456                 else if (IEEE80211_IS_CHAN_HT40D(c))
3457                         strlcat(buf, " ht/40-", bsize);
3458                 else if (IEEE80211_IS_CHAN_HT40U(c))
3459                         strlcat(buf, " ht/40+", bsize);
3460         } else {
3461                 if (IEEE80211_IS_CHAN_HT(c))
3462                         strlcat(buf, " ht", bsize);
3463         }
3464         return buf;
3465 }
3466
3467 static void
3468 print_chaninfo(const struct ieee80211_channel *c, int verb)
3469 {
3470         char buf[14];
3471
3472         if (verb)
3473                 printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3474                     ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3475                     IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3476                     IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3477                     IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3478                     IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3479                     IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3480                     get_chaninfo(c, verb, buf, sizeof(buf)));
3481         else
3482         printf("Channel %3u : %u%c MHz%-14.14s",
3483             ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3484             IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3485             get_chaninfo(c, verb, buf, sizeof(buf)));
3486
3487 }
3488
3489 static int
3490 chanpref(const struct ieee80211_channel *c)
3491 {
3492         if (IEEE80211_IS_CHAN_HT40(c))
3493                 return 40;
3494         if (IEEE80211_IS_CHAN_HT20(c))
3495                 return 30;
3496         if (IEEE80211_IS_CHAN_HALF(c))
3497                 return 10;
3498         if (IEEE80211_IS_CHAN_QUARTER(c))
3499                 return 5;
3500         if (IEEE80211_IS_CHAN_TURBO(c))
3501                 return 25;
3502         if (IEEE80211_IS_CHAN_A(c))
3503                 return 20;
3504         if (IEEE80211_IS_CHAN_G(c))
3505                 return 20;
3506         if (IEEE80211_IS_CHAN_B(c))
3507                 return 15;
3508         if (IEEE80211_IS_CHAN_PUREG(c))
3509                 return 15;
3510         return 0;
3511 }
3512
3513 static void
3514 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3515         int allchans, int verb)
3516 {
3517         struct ieee80211req_chaninfo *achans;
3518         uint8_t reported[IEEE80211_CHAN_BYTES];
3519         const struct ieee80211_channel *c;
3520         int i, half;
3521
3522         achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3523         if (achans == NULL)
3524                 errx(1, "no space for active channel list");
3525         achans->ic_nchans = 0;
3526         memset(reported, 0, sizeof(reported));
3527         if (!allchans) {
3528                 struct ieee80211req_chanlist active;
3529
3530                 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3531                         errx(1, "unable to get active channel list");
3532                 for (i = 0; i < chans->ic_nchans; i++) {
3533                         c = &chans->ic_chans[i];
3534                         if (!isset(active.ic_channels, c->ic_ieee))
3535                                 continue;
3536                         /*
3537                          * Suppress compatible duplicates unless
3538                          * verbose.  The kernel gives us it's
3539                          * complete channel list which has separate
3540                          * entries for 11g/11b and 11a/turbo.
3541                          */
3542                         if (isset(reported, c->ic_ieee) && !verb) {
3543                                 /* XXX we assume duplicates are adjacent */
3544                                 achans->ic_chans[achans->ic_nchans-1] = *c;
3545                         } else {
3546                                 achans->ic_chans[achans->ic_nchans++] = *c;
3547                                 setbit(reported, c->ic_ieee);
3548                         }
3549                 }
3550         } else {
3551                 for (i = 0; i < chans->ic_nchans; i++) {
3552                         c = &chans->ic_chans[i];
3553                         /* suppress duplicates as above */
3554                         if (isset(reported, c->ic_ieee) && !verb) {
3555                                 /* XXX we assume duplicates are adjacent */
3556                                 struct ieee80211_channel *a =
3557                                     &achans->ic_chans[achans->ic_nchans-1];
3558                                 if (chanpref(c) > chanpref(a))
3559                                         *a = *c;
3560                         } else {
3561                                 achans->ic_chans[achans->ic_nchans++] = *c;
3562                                 setbit(reported, c->ic_ieee);
3563                         }
3564                 }
3565         }
3566         half = achans->ic_nchans / 2;
3567         if (achans->ic_nchans % 2)
3568                 half++;
3569
3570         for (i = 0; i < achans->ic_nchans / 2; i++) {
3571                 print_chaninfo(&achans->ic_chans[i], verb);
3572                 print_chaninfo(&achans->ic_chans[half+i], verb);
3573                 printf("\n");
3574         }
3575         if (achans->ic_nchans % 2) {
3576                 print_chaninfo(&achans->ic_chans[i], verb);
3577                 printf("\n");
3578         }
3579         free(achans);
3580 }
3581
3582 static void
3583 list_channels(int s, int allchans)
3584 {
3585         getchaninfo(s);
3586         print_channels(s, chaninfo, allchans, verbose);
3587 }
3588
3589 static void
3590 print_txpow(const struct ieee80211_channel *c)
3591 {
3592         printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3593             c->ic_ieee, c->ic_freq,
3594             c->ic_maxpower/2., c->ic_maxregpower);
3595 }
3596
3597 static void
3598 print_txpow_verbose(const struct ieee80211_channel *c)
3599 {
3600         print_chaninfo(c, 1);
3601         printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3602             c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3603         /* indicate where regulatory cap limits power use */
3604         if (c->ic_maxpower > 2*c->ic_maxregpower)
3605                 printf(" <");
3606 }
3607
3608 static void
3609 list_txpow(int s)
3610 {
3611         struct ieee80211req_chaninfo *achans;
3612         uint8_t reported[IEEE80211_CHAN_BYTES];
3613         struct ieee80211_channel *c, *prev;
3614         int i, half;
3615
3616         getchaninfo(s);
3617         achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3618         if (achans == NULL)
3619                 errx(1, "no space for active channel list");
3620         achans->ic_nchans = 0;
3621         memset(reported, 0, sizeof(reported));
3622         for (i = 0; i < chaninfo->ic_nchans; i++) {
3623                 c = &chaninfo->ic_chans[i];
3624                 /* suppress duplicates as above */
3625                 if (isset(reported, c->ic_ieee) && !verbose) {
3626                         /* XXX we assume duplicates are adjacent */
3627                         prev = &achans->ic_chans[achans->ic_nchans-1];
3628                         /* display highest power on channel */
3629                         if (c->ic_maxpower > prev->ic_maxpower)
3630                                 *prev = *c;
3631                 } else {
3632                         achans->ic_chans[achans->ic_nchans++] = *c;
3633                         setbit(reported, c->ic_ieee);
3634                 }
3635         }
3636         if (!verbose) {
3637                 half = achans->ic_nchans / 2;
3638                 if (achans->ic_nchans % 2)
3639                         half++;
3640
3641                 for (i = 0; i < achans->ic_nchans / 2; i++) {
3642                         print_txpow(&achans->ic_chans[i]);
3643                         print_txpow(&achans->ic_chans[half+i]);
3644                         printf("\n");
3645                 }
3646                 if (achans->ic_nchans % 2) {
3647                         print_txpow(&achans->ic_chans[i]);
3648                         printf("\n");
3649                 }
3650         } else {
3651                 for (i = 0; i < achans->ic_nchans; i++) {
3652                         print_txpow_verbose(&achans->ic_chans[i]);
3653                         printf("\n");
3654                 }
3655         }
3656         free(achans);
3657 }
3658
3659 static void
3660 list_keys(int s)
3661 {
3662 }
3663
3664 #define IEEE80211_C_BITS \
3665         "\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
3666         "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
3667         "\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
3668         "\37TXFRAG\40TDMA"
3669
3670 static void
3671 list_capabilities(int s)
3672 {
3673         struct ieee80211_devcaps_req *dc;
3674
3675         if (verbose)
3676                 dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3677         else
3678                 dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3679         if (dc == NULL)
3680                 errx(1, "no space for device capabilities");
3681         dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3682         getdevcaps(s, dc);
3683         printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3684         if (dc->dc_cryptocaps != 0 || verbose) {
3685                 putchar('\n');
3686                 printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3687         }
3688         if (dc->dc_htcaps != 0 || verbose) {
3689                 putchar('\n');
3690                 printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3691         }
3692         putchar('\n');
3693         if (verbose) {
3694                 chaninfo = &dc->dc_chaninfo;    /* XXX */
3695                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3696         }
3697         free(dc);
3698 }
3699
3700 static int
3701 get80211wme(int s, int param, int ac, int *val)
3702 {
3703         struct ieee80211req ireq;
3704
3705         (void) memset(&ireq, 0, sizeof(ireq));
3706         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3707         ireq.i_type = param;
3708         ireq.i_len = ac;
3709         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3710                 warn("cannot get WME parameter %d, ac %d%s",
3711                     param, ac & IEEE80211_WMEPARAM_VAL,
3712                     ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3713                 return -1;
3714         }
3715         *val = ireq.i_val;
3716         return 0;
3717 }
3718
3719 static void
3720 list_wme_aci(int s, const char *tag, int ac)
3721 {
3722         int val;
3723
3724         printf("\t%s", tag);
3725
3726         /* show WME BSS parameters */
3727         if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3728                 printf(" cwmin %2u", val);
3729         if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3730                 printf(" cwmax %2u", val);
3731         if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3732                 printf(" aifs %2u", val);
3733         if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3734                 printf(" txopLimit %3u", val);
3735         if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3736                 if (val)
3737                         printf(" acm");
3738                 else if (verbose)
3739                         printf(" -acm");
3740         }
3741         /* !BSS only */
3742         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3743                 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3744                         if (!val)
3745                                 printf(" -ack");
3746                         else if (verbose)
3747                                 printf(" ack");
3748                 }
3749         }
3750         printf("\n");
3751 }
3752
3753 static void
3754 list_wme(int s)
3755 {
3756         static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3757         int ac;
3758
3759         if (verbose) {
3760                 /* display both BSS and local settings */
3761                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3762         again:
3763                         if (ac & IEEE80211_WMEPARAM_BSS)
3764                                 list_wme_aci(s, "     ", ac);
3765                         else
3766                                 list_wme_aci(s, acnames[ac], ac);
3767                         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3768                                 ac |= IEEE80211_WMEPARAM_BSS;
3769                                 goto again;
3770                         } else
3771                                 ac &= ~IEEE80211_WMEPARAM_BSS;
3772                 }
3773         } else {
3774                 /* display only channel settings */
3775                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3776                         list_wme_aci(s, acnames[ac], ac);
3777         }
3778 }
3779
3780 static void
3781 list_roam(int s)
3782 {
3783         const struct ieee80211_roamparam *rp;
3784         int mode;
3785
3786         getroam(s);
3787         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3788                 rp = &roamparams.params[mode];
3789                 if (rp->rssi == 0 && rp->rate == 0)
3790                         continue;
3791                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3792                         if (rp->rssi & 1)
3793                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3794                                     modename[mode], rp->rssi/2,
3795                                     rp->rate &~ IEEE80211_RATE_MCS);
3796                         else
3797                                 LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3798                                     modename[mode], rp->rssi/2,
3799                                     rp->rate &~ IEEE80211_RATE_MCS);
3800                 } else {
3801                         if (rp->rssi & 1)
3802                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3803                                     modename[mode], rp->rssi/2, rp->rate/2);
3804                         else
3805                                 LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3806                                     modename[mode], rp->rssi/2, rp->rate/2);
3807                 }
3808         }
3809 }
3810
3811 static void
3812 list_txparams(int s)
3813 {
3814         const struct ieee80211_txparam *tp;
3815         int mode;
3816
3817         gettxparams(s);
3818         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3819                 tp = &txparams.params[mode];
3820                 if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3821                         continue;
3822                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3823                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3824                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
3825                                     "mcast %2u MCS  maxretry %u",
3826                                     modename[mode],
3827                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3828                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3829                                     tp->maxretry);
3830                         else
3831                                 LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
3832                                     "mcast %2u MCS  maxretry %u",
3833                                     modename[mode],
3834                                     tp->ucastrate &~ IEEE80211_RATE_MCS,
3835                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3836                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3837                                     tp->maxretry);
3838                 } else {
3839                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3840                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3841                                     "mcast %2u Mb/s maxretry %u",
3842                                     modename[mode],
3843                                     tp->mgmtrate/2,
3844                                     tp->mcastrate/2, tp->maxretry);
3845                         else
3846                                 LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3847                                     "mcast %2u Mb/s maxretry %u",
3848                                     modename[mode],
3849                                     tp->ucastrate/2, tp->mgmtrate/2,
3850                                     tp->mcastrate/2, tp->maxretry);
3851                 }
3852         }
3853 }
3854
3855 static void
3856 printpolicy(int policy)
3857 {
3858         switch (policy) {
3859         case IEEE80211_MACCMD_POLICY_OPEN:
3860                 printf("policy: open\n");
3861                 break;
3862         case IEEE80211_MACCMD_POLICY_ALLOW:
3863                 printf("policy: allow\n");
3864                 break;
3865         case IEEE80211_MACCMD_POLICY_DENY:
3866                 printf("policy: deny\n");
3867                 break;
3868         case IEEE80211_MACCMD_POLICY_RADIUS:
3869                 printf("policy: radius\n");
3870                 break;
3871         default:
3872                 printf("policy: unknown (%u)\n", policy);
3873                 break;
3874         }
3875 }
3876
3877 static void
3878 list_mac(int s)
3879 {
3880         struct ieee80211req ireq;
3881         struct ieee80211req_maclist *acllist;
3882         int i, nacls, policy, len;
3883         uint8_t *data;
3884         char c;
3885
3886         (void) memset(&ireq, 0, sizeof(ireq));
3887         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
3888         ireq.i_type = IEEE80211_IOC_MACCMD;
3889         ireq.i_val = IEEE80211_MACCMD_POLICY;
3890         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3891                 if (errno == EINVAL) {
3892                         printf("No acl policy loaded\n");
3893                         return;
3894                 }
3895                 err(1, "unable to get mac policy");
3896         }
3897         policy = ireq.i_val;
3898         if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
3899                 c = '*';
3900         } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
3901                 c = '+';
3902         } else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
3903                 c = '-';
3904         } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
3905                 c = 'r';                /* NB: should never have entries */
3906         } else {
3907                 printf("policy: unknown (%u)\n", policy);
3908                 c = '?';
3909         }
3910         if (verbose || c == '?')
3911                 printpolicy(policy);
3912
3913         ireq.i_val = IEEE80211_MACCMD_LIST;
3914         ireq.i_len = 0;
3915         if (ioctl(s, SIOCG80211, &ireq) < 0)
3916                 err(1, "unable to get mac acl list size");
3917         if (ireq.i_len == 0) {          /* NB: no acls */
3918                 if (!(verbose || c == '?'))
3919                         printpolicy(policy);
3920                 return;
3921         }
3922         len = ireq.i_len;
3923
3924         data = malloc(len);
3925         if (data == NULL)
3926                 err(1, "out of memory for acl list");
3927
3928         ireq.i_data = data;
3929         if (ioctl(s, SIOCG80211, &ireq) < 0)
3930                 err(1, "unable to get mac acl list");
3931         nacls = len / sizeof(*acllist);
3932         acllist = (struct ieee80211req_maclist *) data;
3933         for (i = 0; i < nacls; i++)
3934                 printf("%c%s\n", c, ether_ntoa(
3935                         (const struct ether_addr *) acllist[i].ml_macaddr));
3936         free(data);
3937 }
3938
3939 static void
3940 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
3941 {
3942         if ((reg->regdomain != 0 &&
3943             reg->regdomain != reg->country) || verb) {
3944                 const struct regdomain *rd =
3945                     lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
3946                 if (rd == NULL)
3947                         LINE_CHECK("regdomain %d", reg->regdomain);
3948                 else
3949                         LINE_CHECK("regdomain %s", rd->name);
3950         }
3951         if (reg->country != 0 || verb) {
3952                 const struct country *cc =
3953                     lib80211_country_findbycc(getregdata(), reg->country);
3954                 if (cc == NULL)
3955                         LINE_CHECK("country %d", reg->country);
3956                 else
3957                         LINE_CHECK("country %s", cc->isoname);
3958         }
3959         if (reg->location == 'I')
3960                 LINE_CHECK("indoor");
3961         else if (reg->location == 'O')
3962                 LINE_CHECK("outdoor");
3963         else if (verb)
3964                 LINE_CHECK("anywhere");
3965         if (reg->ecm)
3966                 LINE_CHECK("ecm");
3967         else if (verb)
3968                 LINE_CHECK("-ecm");
3969 }
3970
3971 static void
3972 list_regdomain(int s, int channelsalso)
3973 {
3974         getregdomain(s);
3975         if (channelsalso) {
3976                 getchaninfo(s);
3977                 spacer = ':';
3978                 print_regdomain(&regdomain, 1);
3979                 LINE_BREAK();
3980                 print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
3981         } else
3982                 print_regdomain(&regdomain, verbose);
3983 }
3984
3985 static void
3986 list_mesh(int s)
3987 {
3988         struct ieee80211req ireq;
3989         struct ieee80211req_mesh_route routes[128];
3990         struct ieee80211req_mesh_route *rt;
3991
3992         (void) memset(&ireq, 0, sizeof(ireq));
3993         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
3994         ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
3995         ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
3996         ireq.i_data = &routes;
3997         ireq.i_len = sizeof(routes);
3998         if (ioctl(s, SIOCG80211, &ireq) < 0)
3999                 err(1, "unable to get the Mesh routing table");
4000
4001         printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4002                 , "DEST"
4003                 , "NEXT HOP"
4004                 , "HOPS"
4005                 , "METRIC"
4006                 , "LIFETIME"
4007                 , "MSEQ"
4008                 , "FLAGS");
4009
4010         for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4011                 printf("%s ",
4012                     ether_ntoa((const struct ether_addr *)rt->imr_dest));
4013                 printf("%s %4u   %4u   %6u %6u    %c%c\n",
4014                         ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4015                         rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4016                         rt->imr_lastmseq,
4017                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4018                             'V' : '!',
4019                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4020                             'P' : ' ');
4021         }
4022 }
4023
4024 static
4025 DECL_CMD_FUNC(set80211list, arg, d)
4026 {
4027 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
4028
4029         LINE_INIT('\t');
4030
4031         if (iseq(arg, "sta"))
4032                 list_stations(s);
4033         else if (iseq(arg, "scan") || iseq(arg, "ap"))
4034                 list_scan(s);
4035         else if (iseq(arg, "chan") || iseq(arg, "freq"))
4036                 list_channels(s, 1);
4037         else if (iseq(arg, "active"))
4038                 list_channels(s, 0);
4039         else if (iseq(arg, "keys"))
4040                 list_keys(s);
4041         else if (iseq(arg, "caps"))
4042                 list_capabilities(s);
4043         else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4044                 list_wme(s);
4045         else if (iseq(arg, "mac"))
4046                 list_mac(s);
4047         else if (iseq(arg, "txpow"))
4048                 list_txpow(s);
4049         else if (iseq(arg, "roam"))
4050                 list_roam(s);
4051         else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4052                 list_txparams(s);
4053         else if (iseq(arg, "regdomain"))
4054                 list_regdomain(s, 1);
4055         else if (iseq(arg, "countries"))
4056                 list_countries();
4057         else if (iseq(arg, "mesh"))
4058                 list_mesh(s);
4059         else
4060                 errx(1, "Don't know how to list %s for %s", arg, name);
4061         LINE_BREAK();
4062 #undef iseq
4063 }
4064
4065 static enum ieee80211_opmode
4066 get80211opmode(int s)
4067 {
4068         struct ifmediareq ifmr;
4069
4070         (void) memset(&ifmr, 0, sizeof(ifmr));
4071         (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4072
4073         if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4074                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4075                         if (ifmr.ifm_current & IFM_FLAG0)
4076                                 return IEEE80211_M_AHDEMO;
4077                         else
4078                                 return IEEE80211_M_IBSS;
4079                 }
4080                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4081                         return IEEE80211_M_HOSTAP;
4082                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4083                         return IEEE80211_M_MONITOR;
4084                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4085                         return IEEE80211_M_MBSS;
4086         }
4087         return IEEE80211_M_STA;
4088 }
4089
4090 #if 0
4091 static void
4092 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4093 {
4094         switch (ireq->i_val) {
4095         case IEEE80211_CIPHER_WEP:
4096                 ireq->i_type = keylenop;
4097                 if (ioctl(s, SIOCG80211, ireq) != -1)
4098                         printf("WEP-%s",
4099                             ireq->i_len <= 5 ? "40" :
4100                             ireq->i_len <= 13 ? "104" : "128");
4101                 else
4102                         printf("WEP");
4103                 break;
4104         case IEEE80211_CIPHER_TKIP:
4105                 printf("TKIP");
4106                 break;
4107         case IEEE80211_CIPHER_AES_OCB:
4108                 printf("AES-OCB");
4109                 break;
4110         case IEEE80211_CIPHER_AES_CCM:
4111                 printf("AES-CCM");
4112                 break;
4113         case IEEE80211_CIPHER_CKIP:
4114                 printf("CKIP");
4115                 break;
4116         case IEEE80211_CIPHER_NONE:
4117                 printf("NONE");
4118                 break;
4119         default:
4120                 printf("UNKNOWN (0x%x)", ireq->i_val);
4121                 break;
4122         }
4123 }
4124 #endif
4125
4126 static void
4127 printkey(const struct ieee80211req_key *ik)
4128 {
4129         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4130         int keylen = ik->ik_keylen;
4131         int printcontents;
4132
4133         printcontents = printkeys &&
4134                 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4135         if (printcontents)
4136                 LINE_BREAK();
4137         switch (ik->ik_type) {
4138         case IEEE80211_CIPHER_WEP:
4139                 /* compatibility */
4140                 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4141                     keylen <= 5 ? "40-bit" :
4142                     keylen <= 13 ? "104-bit" : "128-bit");
4143                 break;
4144         case IEEE80211_CIPHER_TKIP:
4145                 if (keylen > 128/8)
4146                         keylen -= 128/8;        /* ignore MIC for now */
4147                 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4148                 break;
4149         case IEEE80211_CIPHER_AES_OCB:
4150                 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4151                 break;
4152         case IEEE80211_CIPHER_AES_CCM:
4153                 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4154                 break;
4155         case IEEE80211_CIPHER_CKIP:
4156                 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4157                 break;
4158         case IEEE80211_CIPHER_NONE:
4159                 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4160                 break;
4161         default:
4162                 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4163                         ik->ik_type, ik->ik_keyix+1, 8*keylen);
4164                 break;
4165         }
4166         if (printcontents) {
4167                 int i;
4168
4169                 printf(" <");
4170                 for (i = 0; i < keylen; i++)
4171                         printf("%02x", ik->ik_keydata[i]);
4172                 printf(">");
4173                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4174                     (ik->ik_keyrsc != 0 || verbose))
4175                         printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4176                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4177                     (ik->ik_keytsc != 0 || verbose))
4178                         printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4179                 if (ik->ik_flags != 0 && verbose) {
4180                         const char *sep = " ";
4181
4182                         if (ik->ik_flags & IEEE80211_KEY_XMIT)
4183                                 printf("%stx", sep), sep = "+";
4184                         if (ik->ik_flags & IEEE80211_KEY_RECV)
4185                                 printf("%srx", sep), sep = "+";
4186                         if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4187                                 printf("%sdef", sep), sep = "+";
4188                 }
4189                 LINE_BREAK();
4190         }
4191 }
4192
4193 static void
4194 printrate(const char *tag, int v, int defrate, int defmcs)
4195 {
4196         if ((v & IEEE80211_RATE_MCS) == 0) {
4197                 if (v != defrate) {
4198                         if (v & 1)
4199                                 LINE_CHECK("%s %d.5", tag, v/2);
4200                         else
4201                                 LINE_CHECK("%s %d", tag, v/2);
4202                 }
4203         } else {
4204                 if (v != defmcs)
4205                         LINE_CHECK("%s %d", tag, v &~ 0x80);
4206         }
4207 }
4208
4209 static int
4210 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4211 {
4212         struct ieee80211req ireq;
4213
4214         (void) memset(&ireq, 0, sizeof(ireq));
4215         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4216         ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4217         ireq.i_val = ix;
4218         ireq.i_data = data;
4219         ireq.i_len = len;
4220         if (ioctl(s, SIOCG80211, &ireq) < 0)
4221                 return -1;
4222         *plen = ireq.i_len;
4223         return 0;
4224 }
4225
4226 static void
4227 ieee80211_status(int s)
4228 {
4229         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4230         enum ieee80211_opmode opmode = get80211opmode(s);
4231         int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4232         uint8_t data[32];
4233         const struct ieee80211_channel *c;
4234         const struct ieee80211_roamparam *rp;
4235         const struct ieee80211_txparam *tp;
4236
4237         if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4238                 /* If we can't get the SSID, this isn't an 802.11 device. */
4239                 return;
4240         }
4241
4242         /*
4243          * Invalidate cached state so printing status for multiple
4244          * if's doesn't reuse the first interfaces' cached state.
4245          */
4246         gotcurchan = 0;
4247         gotroam = 0;
4248         gottxparams = 0;
4249         gothtconf = 0;
4250         gotregdomain = 0;
4251
4252         printf("\t");
4253         if (opmode == IEEE80211_M_MBSS) {
4254                 printf("meshid ");
4255                 getid(s, 0, data, sizeof(data), &len, 1);
4256                 print_string(data, len);
4257         } else {
4258                 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4259                         num = 0;
4260                 printf("ssid ");
4261                 if (num > 1) {
4262                         for (i = 0; i < num; i++) {
4263                                 if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4264                                         printf(" %d:", i + 1);
4265                                         print_string(data, len);
4266                                 }
4267                         }
4268                 } else
4269                         print_string(data, len);
4270         }
4271         c = getcurchan(s);
4272         if (c->ic_freq != IEEE80211_CHAN_ANY) {
4273                 char buf[14];
4274                 printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4275                         get_chaninfo(c, 1, buf, sizeof(buf)));
4276         } else if (verbose)
4277                 printf(" channel UNDEF");
4278
4279         if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4280             (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4281                 printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4282
4283         if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4284                 printf("\n\tstationname ");
4285                 print_string(data, len);
4286         }
4287
4288         spacer = ' ';           /* force first break */
4289         LINE_BREAK();
4290
4291         list_regdomain(s, 0);
4292
4293         wpa = 0;
4294         if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4295                 switch (val) {
4296                 case IEEE80211_AUTH_NONE:
4297                         LINE_CHECK("authmode NONE");
4298                         break;
4299                 case IEEE80211_AUTH_OPEN:
4300                         LINE_CHECK("authmode OPEN");
4301                         break;
4302                 case IEEE80211_AUTH_SHARED:
4303                         LINE_CHECK("authmode SHARED");
4304                         break;
4305                 case IEEE80211_AUTH_8021X:
4306                         LINE_CHECK("authmode 802.1x");
4307                         break;
4308                 case IEEE80211_AUTH_WPA:
4309                         if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4310                                 wpa = 1;        /* default to WPA1 */
4311                         switch (wpa) {
4312                         case 2:
4313                                 LINE_CHECK("authmode WPA2/802.11i");
4314                                 break;
4315                         case 3:
4316                                 LINE_CHECK("authmode WPA1+WPA2/802.11i");
4317                                 break;
4318                         default:
4319                                 LINE_CHECK("authmode WPA");
4320                                 break;
4321                         }
4322                         break;
4323                 case IEEE80211_AUTH_AUTO:
4324                         LINE_CHECK("authmode AUTO");
4325                         break;
4326                 default:
4327                         LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4328                         break;
4329                 }
4330         }
4331
4332         if (wpa || verbose) {
4333                 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4334                         if (val)
4335                                 LINE_CHECK("wps");
4336                         else if (verbose)
4337                                 LINE_CHECK("-wps");
4338                 }
4339                 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4340                         if (val)
4341                                 LINE_CHECK("tsn");
4342                         else if (verbose)
4343                                 LINE_CHECK("-tsn");
4344                 }
4345                 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4346                         if (val)
4347                                 LINE_CHECK("countermeasures");
4348                         else if (verbose)
4349                                 LINE_CHECK("-countermeasures");
4350                 }
4351 #if 0
4352                 /* XXX not interesting with WPA done in user space */
4353                 ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4354                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4355                 }
4356
4357                 ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4358                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4359                         LINE_CHECK("mcastcipher ");
4360                         printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4361                         spacer = ' ';
4362                 }
4363
4364                 ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4365                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4366                         LINE_CHECK("ucastcipher ");
4367                         printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4368                 }
4369
4370                 if (wpa & 2) {
4371                         ireq.i_type = IEEE80211_IOC_RSNCAPS;
4372                         if (ioctl(s, SIOCG80211, &ireq) != -1) {
4373                                 LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4374                                 spacer = ' ';
4375                         }
4376                 }
4377
4378                 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4379                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4380                 }
4381 #endif
4382         }
4383
4384         if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4385             wepmode != IEEE80211_WEP_NOSUP) {
4386                 int firstkey;
4387
4388                 switch (wepmode) {
4389                 case IEEE80211_WEP_OFF:
4390                         LINE_CHECK("privacy OFF");
4391                         break;
4392                 case IEEE80211_WEP_ON:
4393                         LINE_CHECK("privacy ON");
4394                         break;
4395                 case IEEE80211_WEP_MIXED:
4396                         LINE_CHECK("privacy MIXED");
4397                         break;
4398                 default:
4399                         LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4400                         break;
4401                 }
4402
4403                 /*
4404                  * If we get here then we've got WEP support so we need
4405                  * to print WEP status.
4406                  */
4407
4408                 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4409                         warn("WEP support, but no tx key!");
4410                         goto end;
4411                 }
4412                 if (val != -1)
4413                         LINE_CHECK("deftxkey %d", val+1);
4414                 else if (wepmode != IEEE80211_WEP_OFF || verbose)
4415                         LINE_CHECK("deftxkey UNDEF");
4416
4417                 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4418                         warn("WEP support, but no NUMWEPKEYS support!");
4419                         goto end;
4420                 }
4421
4422                 firstkey = 1;
4423                 for (i = 0; i < num; i++) {
4424                         struct ieee80211req_key ik;
4425
4426                         memset(&ik, 0, sizeof(ik));
4427                         ik.ik_keyix = i;
4428                         if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4429                                 warn("WEP support, but can get keys!");
4430                                 goto end;
4431                         }
4432                         if (ik.ik_keylen != 0) {
4433                                 if (verbose)
4434                                         LINE_BREAK();
4435                                 printkey(&ik);
4436                                 firstkey = 0;
4437                         }
4438                 }
4439 end:
4440                 ;
4441         }
4442
4443         if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4444             val != IEEE80211_POWERSAVE_NOSUP ) {
4445                 if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4446                         switch (val) {
4447                         case IEEE80211_POWERSAVE_OFF:
4448                                 LINE_CHECK("powersavemode OFF");
4449                                 break;
4450                         case IEEE80211_POWERSAVE_CAM:
4451                                 LINE_CHECK("powersavemode CAM");
4452                                 break;
4453                         case IEEE80211_POWERSAVE_PSP:
4454                                 LINE_CHECK("powersavemode PSP");
4455                                 break;
4456                         case IEEE80211_POWERSAVE_PSP_CAM:
4457                                 LINE_CHECK("powersavemode PSP-CAM");
4458                                 break;
4459                         }
4460                         if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4461                                 LINE_CHECK("powersavesleep %d", val);
4462                 }
4463         }
4464
4465         if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4466                 if (val & 1)
4467                         LINE_CHECK("txpower %d.5", val/2);
4468                 else
4469                         LINE_CHECK("txpower %d", val/2);
4470         }
4471         if (verbose) {
4472                 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4473                         LINE_CHECK("txpowmax %.1f", val/2.);
4474         }
4475
4476         if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4477                 if (val)
4478                         LINE_CHECK("dotd");
4479                 else if (verbose)
4480                         LINE_CHECK("-dotd");
4481         }
4482
4483         if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4484                 if (val != IEEE80211_RTS_MAX || verbose)
4485                         LINE_CHECK("rtsthreshold %d", val);
4486         }
4487
4488         if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4489                 if (val != IEEE80211_FRAG_MAX || verbose)
4490                         LINE_CHECK("fragthreshold %d", val);
4491         }
4492         if (opmode == IEEE80211_M_STA || verbose) {
4493                 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4494                         if (val != IEEE80211_HWBMISS_MAX || verbose)
4495                                 LINE_CHECK("bmiss %d", val);
4496                 }
4497         }
4498
4499         if (!verbose) {
4500                 gettxparams(s);
4501                 tp = &txparams.params[chan2mode(c)];
4502                 printrate("ucastrate", tp->ucastrate,
4503                     IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4504                 printrate("mcastrate", tp->mcastrate, 2*1,
4505                     IEEE80211_RATE_MCS|0);
4506                 printrate("mgmtrate", tp->mgmtrate, 2*1,
4507                     IEEE80211_RATE_MCS|0);
4508                 if (tp->maxretry != 6)          /* XXX */
4509                         LINE_CHECK("maxretry %d", tp->maxretry);
4510         } else {
4511                 LINE_BREAK();
4512                 list_txparams(s);
4513         }
4514
4515         bgscaninterval = -1;
4516         (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4517
4518         if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4519                 if (val != bgscaninterval || verbose)
4520                         LINE_CHECK("scanvalid %u", val);
4521         }
4522
4523         bgscan = 0;
4524         if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4525                 if (bgscan)
4526                         LINE_CHECK("bgscan");
4527                 else if (verbose)
4528                         LINE_CHECK("-bgscan");
4529         }
4530         if (bgscan || verbose) {
4531                 if (bgscaninterval != -1)
4532                         LINE_CHECK("bgscanintvl %u", bgscaninterval);
4533                 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4534                         LINE_CHECK("bgscanidle %u", val);
4535                 if (!verbose) {
4536                         getroam(s);
4537                         rp = &roamparams.params[chan2mode(c)];
4538                         if (rp->rssi & 1)
4539                                 LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4540                         else
4541                                 LINE_CHECK("roam:rssi %u", rp->rssi/2);
4542                         LINE_CHECK("roam:rate %u", rp->rate/2);
4543                 } else {
4544                         LINE_BREAK();
4545                         list_roam(s);
4546                         LINE_BREAK();
4547                 }
4548         }
4549
4550         if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4551                 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4552                         if (val)
4553                                 LINE_CHECK("pureg");
4554                         else if (verbose)
4555                                 LINE_CHECK("-pureg");
4556                 }
4557                 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4558                         switch (val) {
4559                         case IEEE80211_PROTMODE_OFF:
4560                                 LINE_CHECK("protmode OFF");
4561                                 break;
4562                         case IEEE80211_PROTMODE_CTS:
4563                                 LINE_CHECK("protmode CTS");
4564                                 break;
4565                         case IEEE80211_PROTMODE_RTSCTS:
4566                                 LINE_CHECK("protmode RTSCTS");
4567                                 break;
4568                         default:
4569                                 LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4570                                 break;
4571                         }
4572                 }
4573         }
4574
4575         if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4576                 gethtconf(s);
4577                 switch (htconf & 3) {
4578                 case 0:
4579                 case 2:
4580                         LINE_CHECK("-ht");
4581                         break;
4582                 case 1:
4583                         LINE_CHECK("ht20");
4584                         break;
4585                 case 3:
4586                         if (verbose)
4587                                 LINE_CHECK("ht");
4588                         break;
4589                 }
4590                 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4591                         if (!val)
4592                                 LINE_CHECK("-htcompat");
4593                         else if (verbose)
4594                                 LINE_CHECK("htcompat");
4595                 }
4596                 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4597                         switch (val) {
4598                         case 0:
4599                                 LINE_CHECK("-ampdu");
4600                                 break;
4601                         case 1:
4602                                 LINE_CHECK("ampdutx -ampdurx");
4603                                 break;
4604                         case 2:
4605                                 LINE_CHECK("-ampdutx ampdurx");
4606                                 break;
4607                         case 3:
4608                                 if (verbose)
4609                                         LINE_CHECK("ampdu");
4610                                 break;
4611                         }
4612                 }
4613                 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4614                         switch (val) {
4615                         case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4616                                 LINE_CHECK("ampdulimit 8k");
4617                                 break;
4618                         case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4619                                 LINE_CHECK("ampdulimit 16k");
4620                                 break;
4621                         case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4622                                 LINE_CHECK("ampdulimit 32k");
4623                                 break;
4624                         case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4625                                 LINE_CHECK("ampdulimit 64k");
4626                                 break;
4627                         }
4628                 }
4629                 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4630                         switch (val) {
4631                         case IEEE80211_HTCAP_MPDUDENSITY_NA:
4632                                 if (verbose)
4633                                         LINE_CHECK("ampdudensity NA");
4634                                 break;
4635                         case IEEE80211_HTCAP_MPDUDENSITY_025:
4636                                 LINE_CHECK("ampdudensity .25");
4637                                 break;
4638                         case IEEE80211_HTCAP_MPDUDENSITY_05:
4639                                 LINE_CHECK("ampdudensity .5");
4640                                 break;
4641                         case IEEE80211_HTCAP_MPDUDENSITY_1:
4642                                 LINE_CHECK("ampdudensity 1");
4643                                 break;
4644                         case IEEE80211_HTCAP_MPDUDENSITY_2:
4645                                 LINE_CHECK("ampdudensity 2");
4646                                 break;
4647                         case IEEE80211_HTCAP_MPDUDENSITY_4:
4648                                 LINE_CHECK("ampdudensity 4");
4649                                 break;
4650                         case IEEE80211_HTCAP_MPDUDENSITY_8:
4651                                 LINE_CHECK("ampdudensity 8");
4652                                 break;
4653                         case IEEE80211_HTCAP_MPDUDENSITY_16:
4654                                 LINE_CHECK("ampdudensity 16");
4655                                 break;
4656                         }
4657                 }
4658                 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4659                         switch (val) {
4660                         case 0:
4661                                 LINE_CHECK("-amsdu");
4662                                 break;
4663                         case 1:
4664                                 LINE_CHECK("amsdutx -amsdurx");
4665                                 break;
4666                         case 2:
4667                                 LINE_CHECK("-amsdutx amsdurx");
4668                                 break;
4669                         case 3:
4670                                 if (verbose)
4671                                         LINE_CHECK("amsdu");
4672                                 break;
4673                         }
4674                 }
4675                 /* XXX amsdu limit */
4676                 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4677                         if (val)
4678                                 LINE_CHECK("shortgi");
4679                         else if (verbose)
4680                                 LINE_CHECK("-shortgi");
4681                 }
4682                 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4683                         if (val == IEEE80211_PROTMODE_OFF)
4684                                 LINE_CHECK("htprotmode OFF");
4685                         else if (val != IEEE80211_PROTMODE_RTSCTS)
4686                                 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4687                         else if (verbose)
4688                                 LINE_CHECK("htprotmode RTSCTS");
4689                 }
4690                 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4691                         if (val)
4692                                 LINE_CHECK("puren");
4693                         else if (verbose)
4694                                 LINE_CHECK("-puren");
4695                 }
4696                 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4697                         if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4698                                 LINE_CHECK("smpsdyn");
4699                         else if (val == IEEE80211_HTCAP_SMPS_ENA)
4700                                 LINE_CHECK("smps");
4701                         else if (verbose)
4702                                 LINE_CHECK("-smps");
4703                 }
4704                 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4705                         if (val)
4706                                 LINE_CHECK("rifs");
4707                         else if (verbose)
4708                                 LINE_CHECK("-rifs");
4709                 }
4710         }
4711
4712         if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4713                 if (wme)
4714                         LINE_CHECK("wme");
4715                 else if (verbose)
4716                         LINE_CHECK("-wme");
4717         } else
4718                 wme = 0;
4719
4720         if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4721                 if (val)
4722                         LINE_CHECK("burst");
4723                 else if (verbose)
4724                         LINE_CHECK("-burst");
4725         }
4726
4727         if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4728                 if (val)
4729                         LINE_CHECK("ff");
4730                 else if (verbose)
4731                         LINE_CHECK("-ff");
4732         }
4733         if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4734                 if (val)
4735                         LINE_CHECK("dturbo");
4736                 else if (verbose)
4737                         LINE_CHECK("-dturbo");
4738         }
4739         if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4740                 if (val)
4741                         LINE_CHECK("dwds");
4742                 else if (verbose)
4743                         LINE_CHECK("-dwds");
4744         }
4745
4746         if (opmode == IEEE80211_M_HOSTAP) {
4747                 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4748                         if (val)
4749                                 LINE_CHECK("hidessid");
4750                         else if (verbose)
4751                                 LINE_CHECK("-hidessid");
4752                 }
4753                 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4754                         if (!val)
4755                                 LINE_CHECK("-apbridge");
4756                         else if (verbose)
4757                                 LINE_CHECK("apbridge");
4758                 }
4759                 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4760                         LINE_CHECK("dtimperiod %u", val);
4761
4762                 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4763                         if (!val)
4764                                 LINE_CHECK("-doth");
4765                         else if (verbose)
4766                                 LINE_CHECK("doth");
4767                 }
4768                 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4769                         if (!val)
4770                                 LINE_CHECK("-dfs");
4771                         else if (verbose)
4772                                 LINE_CHECK("dfs");
4773                 }
4774                 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4775                         if (!val)
4776                                 LINE_CHECK("-inact");
4777                         else if (verbose)
4778                                 LINE_CHECK("inact");
4779                 }
4780         } else {
4781                 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4782                         if (val != IEEE80211_ROAMING_AUTO || verbose) {
4783                                 switch (val) {
4784                                 case IEEE80211_ROAMING_DEVICE:
4785                                         LINE_CHECK("roaming DEVICE");
4786                                         break;
4787                                 case IEEE80211_ROAMING_AUTO:
4788                                         LINE_CHECK("roaming AUTO");
4789                                         break;
4790                                 case IEEE80211_ROAMING_MANUAL:
4791                                         LINE_CHECK("roaming MANUAL");
4792                                         break;
4793                                 default:
4794                                         LINE_CHECK("roaming UNKNOWN (0x%x)",
4795                                                 val);
4796                                         break;
4797                                 }
4798                         }
4799                 }
4800         }
4801
4802         if (opmode == IEEE80211_M_AHDEMO) {
4803                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4804                         LINE_CHECK("tdmaslot %u", val);
4805                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4806                         LINE_CHECK("tdmaslotcnt %u", val);
4807                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4808                         LINE_CHECK("tdmaslotlen %u", val);
4809                 if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4810                         LINE_CHECK("tdmabintval %u", val);
4811         } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4812                 /* XXX default define not visible */
4813                 if (val != 100 || verbose)
4814                         LINE_CHECK("bintval %u", val);
4815         }
4816
4817         if (wme && verbose) {
4818                 LINE_BREAK();
4819                 list_wme(s);
4820         }
4821
4822         if (opmode == IEEE80211_M_MBSS) {
4823                 if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4824                         LINE_CHECK("meshttl %u", val);
4825                 }
4826                 if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4827                         if (val)
4828                                 LINE_CHECK("meshpeering");
4829                         else
4830                                 LINE_CHECK("-meshpeering");
4831                 }
4832                 if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4833                         if (val)
4834                                 LINE_CHECK("meshforward");
4835                         else
4836                                 LINE_CHECK("-meshforward");
4837                 }
4838                 if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4839                     &len) != -1) {
4840                         data[len] = '\0';
4841                         LINE_CHECK("meshmetric %s", data);
4842                 }
4843                 if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
4844                     &len) != -1) {
4845                         data[len] = '\0';
4846                         LINE_CHECK("meshpath %s", data);
4847                 }
4848                 if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
4849                         switch (val) {
4850                         case IEEE80211_HWMP_ROOTMODE_DISABLED:
4851                                 LINE_CHECK("hwmprootmode DISABLED");
4852                                 break;
4853                         case IEEE80211_HWMP_ROOTMODE_NORMAL:
4854                                 LINE_CHECK("hwmprootmode NORMAL");
4855                                 break;
4856                         case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
4857                                 LINE_CHECK("hwmprootmode PROACTIVE");
4858                                 break;
4859                         case IEEE80211_HWMP_ROOTMODE_RANN:
4860                                 LINE_CHECK("hwmprootmode RANN");
4861                                 break;
4862                         default:
4863                                 LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
4864                                 break;
4865                         }
4866                 }
4867                 if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
4868                         LINE_CHECK("hwmpmaxhops %u", val);
4869                 }
4870         }
4871
4872         LINE_BREAK();
4873 }
4874
4875 static int
4876 get80211(int s, int type, void *data, int len)
4877 {
4878         struct ieee80211req ireq;
4879
4880         (void) memset(&ireq, 0, sizeof(ireq));
4881         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4882         ireq.i_type = type;
4883         ireq.i_data = data;
4884         ireq.i_len = len;
4885         return ioctl(s, SIOCG80211, &ireq);
4886 }
4887
4888 static int
4889 get80211len(int s, int type, void *data, int len, int *plen)
4890 {
4891         struct ieee80211req ireq;
4892
4893         (void) memset(&ireq, 0, sizeof(ireq));
4894         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4895         ireq.i_type = type;
4896         ireq.i_len = len;
4897         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4898         ireq.i_data = data;
4899         if (ioctl(s, SIOCG80211, &ireq) < 0)
4900                 return -1;
4901         *plen = ireq.i_len;
4902         return 0;
4903 }
4904
4905 static int
4906 get80211val(int s, int type, int *val)
4907 {
4908         struct ieee80211req ireq;
4909
4910         (void) memset(&ireq, 0, sizeof(ireq));
4911         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4912         ireq.i_type = type;
4913         if (ioctl(s, SIOCG80211, &ireq) < 0)
4914                 return -1;
4915         *val = ireq.i_val;
4916         return 0;
4917 }
4918
4919 static void
4920 set80211(int s, int type, int val, int len, void *data)
4921 {
4922         struct ieee80211req     ireq;
4923
4924         (void) memset(&ireq, 0, sizeof(ireq));
4925         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4926         ireq.i_type = type;
4927         ireq.i_val = val;
4928         ireq.i_len = len;
4929         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4930         ireq.i_data = data;
4931         if (ioctl(s, SIOCS80211, &ireq) < 0)
4932                 err(1, "SIOCS80211");
4933 }
4934
4935 static const char *
4936 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
4937 {
4938         int len;
4939         int hexstr;
4940         u_int8_t *p;
4941
4942         len = *lenp;
4943         p = buf;
4944         hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
4945         if (hexstr)
4946                 val += 2;
4947         for (;;) {
4948                 if (*val == '\0')
4949                         break;
4950                 if (sep != NULL && strchr(sep, *val) != NULL) {
4951                         val++;
4952                         break;
4953                 }
4954                 if (hexstr) {
4955                         if (!isxdigit((u_char)val[0])) {
4956                                 warnx("bad hexadecimal digits");
4957                                 return NULL;
4958                         }
4959                         if (!isxdigit((u_char)val[1])) {
4960                                 warnx("odd count hexadecimal digits");
4961                                 return NULL;
4962                         }
4963                 }
4964                 if (p >= buf + len) {
4965                         if (hexstr)
4966                                 warnx("hexadecimal digits too long");
4967                         else
4968                                 warnx("string too long");
4969                         return NULL;
4970                 }
4971                 if (hexstr) {
4972 #define tohex(x)        (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
4973                         *p++ = (tohex((u_char)val[0]) << 4) |
4974                             tohex((u_char)val[1]);
4975 #undef tohex
4976                         val += 2;
4977                 } else
4978                         *p++ = *val++;
4979         }
4980         len = p - buf;
4981         /* The string "-" is treated as the empty string. */
4982         if (!hexstr && len == 1 && buf[0] == '-') {
4983                 len = 0;
4984                 memset(buf, 0, *lenp);
4985         } else if (len < *lenp)
4986                 memset(p, 0, *lenp - len);
4987         *lenp = len;
4988         return val;
4989 }
4990
4991 static void
4992 print_string(const u_int8_t *buf, int len)
4993 {
4994         int i;
4995         int hasspc;
4996
4997         i = 0;
4998         hasspc = 0;
4999         for (; i < len; i++) {
5000                 if (!isprint(buf[i]) && buf[i] != '\0')
5001                         break;
5002                 if (isspace(buf[i]))
5003                         hasspc++;
5004         }
5005         if (i == len) {
5006                 if (hasspc || len == 0 || buf[0] == '\0')
5007                         printf("\"%.*s\"", len, buf);
5008                 else
5009                         printf("%.*s", len, buf);
5010         } else {
5011                 printf("0x");
5012                 for (i = 0; i < len; i++)
5013                         printf("%02x", buf[i]);
5014         }
5015 }
5016
5017 /*
5018  * Virtual AP cloning support.
5019  */
5020 static struct ieee80211_clone_params params = {
5021         .icp_opmode     = IEEE80211_M_STA,      /* default to station mode */
5022 };
5023
5024 static void
5025 wlan_create(int s, struct ifreq *ifr)
5026 {
5027         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5028
5029         if (params.icp_parent[0] == '\0')
5030                 errx(1, "must specify a parent device (wlandev) when creating "
5031                     "a wlan device");
5032         if (params.icp_opmode == IEEE80211_M_WDS &&
5033             memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5034                 errx(1, "no bssid specified for WDS (use wlanbssid)");
5035         ifr->ifr_data = (caddr_t) &params;
5036         if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5037                 err(1, "SIOCIFCREATE2");
5038 }
5039
5040 static
5041 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5042 {
5043         strlcpy(params.icp_parent, arg, IFNAMSIZ);
5044 }
5045
5046 static
5047 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5048 {
5049         const struct ether_addr *ea;
5050
5051         ea = ether_aton(arg);
5052         if (ea == NULL)
5053                 errx(1, "%s: cannot parse bssid", arg);
5054         memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5055 }
5056
5057 static
5058 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5059 {
5060         const struct ether_addr *ea;
5061
5062         ea = ether_aton(arg);
5063         if (ea == NULL)
5064                 errx(1, "%s: cannot parse address", arg);
5065         memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5066         params.icp_flags |= IEEE80211_CLONE_MACADDR;
5067 }
5068
5069 static
5070 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5071 {
5072 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
5073         if (iseq(arg, "sta"))
5074                 params.icp_opmode = IEEE80211_M_STA;
5075         else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5076                 params.icp_opmode = IEEE80211_M_AHDEMO;
5077         else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5078                 params.icp_opmode = IEEE80211_M_IBSS;
5079         else if (iseq(arg, "ap") || iseq(arg, "host"))
5080                 params.icp_opmode = IEEE80211_M_HOSTAP;
5081         else if (iseq(arg, "wds"))
5082                 params.icp_opmode = IEEE80211_M_WDS;
5083         else if (iseq(arg, "monitor"))
5084                 params.icp_opmode = IEEE80211_M_MONITOR;
5085         else if (iseq(arg, "tdma")) {
5086                 params.icp_opmode = IEEE80211_M_AHDEMO;
5087                 params.icp_flags |= IEEE80211_CLONE_TDMA;
5088         } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5089                 params.icp_opmode = IEEE80211_M_MBSS;
5090         else
5091                 errx(1, "Don't know to create %s for %s", arg, name);
5092 #undef iseq
5093 }
5094
5095 static void
5096 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5097 {
5098         /* NB: inverted sense */
5099         if (d)
5100                 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5101         else
5102                 params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5103 }
5104
5105 static void
5106 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5107 {
5108         if (d)
5109                 params.icp_flags |= IEEE80211_CLONE_BSSID;
5110         else
5111                 params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5112 }
5113
5114 static void
5115 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5116 {
5117         if (d)
5118                 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5119         else
5120                 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5121 }
5122
5123 static struct cmd ieee80211_cmds[] = {
5124         DEF_CMD_ARG("ssid",             set80211ssid),
5125         DEF_CMD_ARG("nwid",             set80211ssid),
5126         DEF_CMD_ARG("meshid",           set80211meshid),
5127         DEF_CMD_ARG("stationname",      set80211stationname),
5128         DEF_CMD_ARG("station",          set80211stationname),   /* BSD/OS */
5129         DEF_CMD_ARG("channel",          set80211channel),
5130         DEF_CMD_ARG("authmode",         set80211authmode),
5131         DEF_CMD_ARG("powersavemode",    set80211powersavemode),
5132         DEF_CMD("powersave",    1,      set80211powersave),
5133         DEF_CMD("-powersave",   0,      set80211powersave),
5134         DEF_CMD_ARG("powersavesleep",   set80211powersavesleep),
5135         DEF_CMD_ARG("wepmode",          set80211wepmode),
5136         DEF_CMD("wep",          1,      set80211wep),
5137         DEF_CMD("-wep",         0,      set80211wep),
5138         DEF_CMD_ARG("deftxkey",         set80211weptxkey),
5139         DEF_CMD_ARG("weptxkey",         set80211weptxkey),
5140         DEF_CMD_ARG("wepkey",           set80211wepkey),
5141         DEF_CMD_ARG("nwkey",            set80211nwkey),         /* NetBSD */
5142         DEF_CMD("-nwkey",       0,      set80211wep),           /* NetBSD */
5143         DEF_CMD_ARG("rtsthreshold",     set80211rtsthreshold),
5144         DEF_CMD_ARG("protmode",         set80211protmode),
5145         DEF_CMD_ARG("txpower",          set80211txpower),
5146         DEF_CMD_ARG("roaming",          set80211roaming),
5147         DEF_CMD("wme",          1,      set80211wme),
5148         DEF_CMD("-wme",         0,      set80211wme),
5149         DEF_CMD("wmm",          1,      set80211wme),
5150         DEF_CMD("-wmm",         0,      set80211wme),
5151         DEF_CMD("hidessid",     1,      set80211hidessid),
5152         DEF_CMD("-hidessid",    0,      set80211hidessid),
5153         DEF_CMD("apbridge",     1,      set80211apbridge),
5154         DEF_CMD("-apbridge",    0,      set80211apbridge),
5155         DEF_CMD_ARG("chanlist",         set80211chanlist),
5156         DEF_CMD_ARG("bssid",            set80211bssid),
5157         DEF_CMD_ARG("ap",               set80211bssid),
5158         DEF_CMD("scan", 0,              set80211scan),
5159         DEF_CMD_ARG("list",             set80211list),
5160         DEF_CMD_ARG2("cwmin",           set80211cwmin),
5161         DEF_CMD_ARG2("cwmax",           set80211cwmax),
5162         DEF_CMD_ARG2("aifs",            set80211aifs),
5163         DEF_CMD_ARG2("txoplimit",       set80211txoplimit),
5164         DEF_CMD_ARG("acm",              set80211acm),
5165         DEF_CMD_ARG("-acm",             set80211noacm),
5166         DEF_CMD_ARG("ack",              set80211ackpolicy),
5167         DEF_CMD_ARG("-ack",             set80211noackpolicy),
5168         DEF_CMD_ARG2("bss:cwmin",       set80211bsscwmin),
5169         DEF_CMD_ARG2("bss:cwmax",       set80211bsscwmax),
5170         DEF_CMD_ARG2("bss:aifs",        set80211bssaifs),
5171         DEF_CMD_ARG2("bss:txoplimit",   set80211bsstxoplimit),
5172         DEF_CMD_ARG("dtimperiod",       set80211dtimperiod),
5173         DEF_CMD_ARG("bintval",          set80211bintval),
5174         DEF_CMD("mac:open",     IEEE80211_MACCMD_POLICY_OPEN,   set80211maccmd),
5175         DEF_CMD("mac:allow",    IEEE80211_MACCMD_POLICY_ALLOW,  set80211maccmd),
5176         DEF_CMD("mac:deny",     IEEE80211_MACCMD_POLICY_DENY,   set80211maccmd),
5177         DEF_CMD("mac:radius",   IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd),
5178         DEF_CMD("mac:flush",    IEEE80211_MACCMD_FLUSH,         set80211maccmd),
5179         DEF_CMD("mac:detach",   IEEE80211_MACCMD_DETACH,        set80211maccmd),
5180         DEF_CMD_ARG("mac:add",          set80211addmac),
5181         DEF_CMD_ARG("mac:del",          set80211delmac),
5182         DEF_CMD_ARG("mac:kick",         set80211kickmac),
5183         DEF_CMD("pureg",        1,      set80211pureg),
5184         DEF_CMD("-pureg",       0,      set80211pureg),
5185         DEF_CMD("ff",           1,      set80211fastframes),
5186         DEF_CMD("-ff",          0,      set80211fastframes),
5187         DEF_CMD("dturbo",       1,      set80211dturbo),
5188         DEF_CMD("-dturbo",      0,      set80211dturbo),
5189         DEF_CMD("bgscan",       1,      set80211bgscan),
5190         DEF_CMD("-bgscan",      0,      set80211bgscan),
5191         DEF_CMD_ARG("bgscanidle",       set80211bgscanidle),
5192         DEF_CMD_ARG("bgscanintvl",      set80211bgscanintvl),
5193         DEF_CMD_ARG("scanvalid",        set80211scanvalid),
5194         DEF_CMD("quiet",        1,      set80211quiet),
5195         DEF_CMD("-quiet",       0,      set80211quiet),
5196         DEF_CMD_ARG("quiet_count",      set80211quietcount),
5197         DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5198         DEF_CMD_ARG("quiet_dur",        set80211quietduration),
5199         DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5200         DEF_CMD_ARG("roam:rssi",        set80211roamrssi),
5201         DEF_CMD_ARG("roam:rate",        set80211roamrate),
5202         DEF_CMD_ARG("mcastrate",        set80211mcastrate),
5203         DEF_CMD_ARG("ucastrate",        set80211ucastrate),
5204         DEF_CMD_ARG("mgtrate",          set80211mgtrate),
5205         DEF_CMD_ARG("mgmtrate",         set80211mgtrate),
5206         DEF_CMD_ARG("maxretry",         set80211maxretry),
5207         DEF_CMD_ARG("fragthreshold",    set80211fragthreshold),
5208         DEF_CMD("burst",        1,      set80211burst),
5209         DEF_CMD("-burst",       0,      set80211burst),
5210         DEF_CMD_ARG("bmiss",            set80211bmissthreshold),
5211         DEF_CMD_ARG("bmissthreshold",   set80211bmissthreshold),
5212         DEF_CMD("shortgi",      1,      set80211shortgi),
5213         DEF_CMD("-shortgi",     0,      set80211shortgi),
5214         DEF_CMD("ampdurx",      2,      set80211ampdu),
5215         DEF_CMD("-ampdurx",     -2,     set80211ampdu),
5216         DEF_CMD("ampdutx",      1,      set80211ampdu),
5217         DEF_CMD("-ampdutx",     -1,     set80211ampdu),
5218         DEF_CMD("ampdu",        3,      set80211ampdu),         /* NB: tx+rx */
5219         DEF_CMD("-ampdu",       -3,     set80211ampdu),
5220         DEF_CMD_ARG("ampdulimit",       set80211ampdulimit),
5221         DEF_CMD_ARG("ampdudensity",     set80211ampdudensity),
5222         DEF_CMD("amsdurx",      2,      set80211amsdu),
5223         DEF_CMD("-amsdurx",     -2,     set80211amsdu),
5224         DEF_CMD("amsdutx",      1,      set80211amsdu),
5225         DEF_CMD("-amsdutx",     -1,     set80211amsdu),
5226         DEF_CMD("amsdu",        3,      set80211amsdu),         /* NB: tx+rx */
5227         DEF_CMD("-amsdu",       -3,     set80211amsdu),
5228         DEF_CMD_ARG("amsdulimit",       set80211amsdulimit),
5229         DEF_CMD("puren",        1,      set80211puren),
5230         DEF_CMD("-puren",       0,      set80211puren),
5231         DEF_CMD("doth",         1,      set80211doth),
5232         DEF_CMD("-doth",        0,      set80211doth),
5233         DEF_CMD("dfs",          1,      set80211dfs),
5234         DEF_CMD("-dfs",         0,      set80211dfs),
5235         DEF_CMD("htcompat",     1,      set80211htcompat),
5236         DEF_CMD("-htcompat",    0,      set80211htcompat),
5237         DEF_CMD("dwds",         1,      set80211dwds),
5238         DEF_CMD("-dwds",        0,      set80211dwds),
5239         DEF_CMD("inact",        1,      set80211inact),
5240         DEF_CMD("-inact",       0,      set80211inact),
5241         DEF_CMD("tsn",          1,      set80211tsn),
5242         DEF_CMD("-tsn",         0,      set80211tsn),
5243         DEF_CMD_ARG("regdomain",        set80211regdomain),
5244         DEF_CMD_ARG("country",          set80211country),
5245         DEF_CMD("indoor",       'I',    set80211location),
5246         DEF_CMD("-indoor",      'O',    set80211location),
5247         DEF_CMD("outdoor",      'O',    set80211location),
5248         DEF_CMD("-outdoor",     'I',    set80211location),
5249         DEF_CMD("anywhere",     ' ',    set80211location),
5250         DEF_CMD("ecm",          1,      set80211ecm),
5251         DEF_CMD("-ecm",         0,      set80211ecm),
5252         DEF_CMD("dotd",         1,      set80211dotd),
5253         DEF_CMD("-dotd",        0,      set80211dotd),
5254         DEF_CMD_ARG("htprotmode",       set80211htprotmode),
5255         DEF_CMD("ht20",         1,      set80211htconf),
5256         DEF_CMD("-ht20",        0,      set80211htconf),
5257         DEF_CMD("ht40",         3,      set80211htconf),        /* NB: 20+40 */
5258         DEF_CMD("-ht40",        0,      set80211htconf),
5259         DEF_CMD("ht",           3,      set80211htconf),        /* NB: 20+40 */
5260         DEF_CMD("-ht",          0,      set80211htconf),
5261         DEF_CMD("rifs",         1,      set80211rifs),
5262         DEF_CMD("-rifs",        0,      set80211rifs),
5263         DEF_CMD("smps",         IEEE80211_HTCAP_SMPS_ENA,       set80211smps),
5264         DEF_CMD("smpsdyn",      IEEE80211_HTCAP_SMPS_DYNAMIC,   set80211smps),
5265         DEF_CMD("-smps",        IEEE80211_HTCAP_SMPS_OFF,       set80211smps),
5266         /* XXX for testing */
5267         DEF_CMD_ARG("chanswitch",       set80211chanswitch),
5268
5269         DEF_CMD_ARG("tdmaslot",         set80211tdmaslot),
5270         DEF_CMD_ARG("tdmaslotcnt",      set80211tdmaslotcnt),
5271         DEF_CMD_ARG("tdmaslotlen",      set80211tdmaslotlen),
5272         DEF_CMD_ARG("tdmabintval",      set80211tdmabintval),
5273
5274         DEF_CMD_ARG("meshttl",          set80211meshttl),
5275         DEF_CMD("meshforward",  1,      set80211meshforward),
5276         DEF_CMD("-meshforward", 0,      set80211meshforward),
5277         DEF_CMD("meshpeering",  1,      set80211meshpeering),
5278         DEF_CMD("-meshpeering", 0,      set80211meshpeering),
5279         DEF_CMD_ARG("meshmetric",       set80211meshmetric),
5280         DEF_CMD_ARG("meshpath",         set80211meshpath),
5281         DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH,     set80211meshrtcmd),
5282         DEF_CMD_ARG("meshrt:add",       set80211addmeshrt),
5283         DEF_CMD_ARG("meshrt:del",       set80211delmeshrt),
5284         DEF_CMD_ARG("hwmprootmode",     set80211hwmprootmode),
5285         DEF_CMD_ARG("hwmpmaxhops",      set80211hwmpmaxhops),
5286
5287         /* vap cloning support */
5288         DEF_CLONE_CMD_ARG("wlanaddr",   set80211clone_wlanaddr),
5289         DEF_CLONE_CMD_ARG("wlanbssid",  set80211clone_wlanbssid),
5290         DEF_CLONE_CMD_ARG("wlandev",    set80211clone_wlandev),
5291         DEF_CLONE_CMD_ARG("wlanmode",   set80211clone_wlanmode),
5292         DEF_CLONE_CMD("beacons", 1,     set80211clone_beacons),
5293         DEF_CLONE_CMD("-beacons", 0,    set80211clone_beacons),
5294         DEF_CLONE_CMD("bssid",  1,      set80211clone_bssid),
5295         DEF_CLONE_CMD("-bssid", 0,      set80211clone_bssid),
5296         DEF_CLONE_CMD("wdslegacy", 1,   set80211clone_wdslegacy),
5297         DEF_CLONE_CMD("-wdslegacy", 0,  set80211clone_wdslegacy),
5298 };
5299 static struct afswtch af_ieee80211 = {
5300         .af_name        = "af_ieee80211",
5301         .af_af          = AF_UNSPEC,
5302         .af_other_status = ieee80211_status,
5303 };
5304
5305 static __constructor void
5306 ieee80211_ctor(void)
5307 {
5308 #define N(a)    (sizeof(a) / sizeof(a[0]))
5309         int i;
5310
5311         for (i = 0; i < N(ieee80211_cmds);  i++)
5312                 cmd_register(&ieee80211_cmds[i]);
5313         af_register(&af_ieee80211);
5314         clone_setdefcallback("wlan", wlan_create);
5315 #undef N
5316 }