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         u_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         u_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         u_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 compatibility 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 _APPLY(_flags, _base, _param, _v) do {                          \
1458     if (_flags & IEEE80211_CHAN_HT) {                                   \
1459             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1460                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1461                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1462             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1463                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1464             else                                                        \
1465                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1466     }                                                                   \
1467     if (_flags & IEEE80211_CHAN_TURBO) {                                \
1468             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1469                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1470                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1471             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1472                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1473             else                                                        \
1474                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1475     }                                                                   \
1476     if (_flags & IEEE80211_CHAN_STURBO)                                 \
1477             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1478     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)                \
1479             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1480     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)                \
1481             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1482     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)                \
1483             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1484     if (_flags & IEEE80211_CHAN_HALF)                                   \
1485             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1486     if (_flags & IEEE80211_CHAN_QUARTER)                                \
1487             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1488 } while (0)
1489 #define _APPLY1(_flags, _base, _param, _v) do {                         \
1490     if (_flags & IEEE80211_CHAN_HT) {                                   \
1491             if (_flags & IEEE80211_CHAN_5GHZ)                           \
1492                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1493             else                                                        \
1494                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1495     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)   \
1496             _base.params[IEEE80211_MODE_TURBO_A]._param = _v;           \
1497     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)     \
1498             _base.params[IEEE80211_MODE_TURBO_G]._param = _v;           \
1499     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)         \
1500             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1501     else if (_flags & IEEE80211_CHAN_HALF)                              \
1502             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1503     else if (_flags & IEEE80211_CHAN_QUARTER)                           \
1504             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1505     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)           \
1506             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1507     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)           \
1508             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1509     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)           \
1510             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1511 } while (0)
1512 #define _APPLY_RATE(_flags, _base, _param, _v) do {                     \
1513     if (_flags & IEEE80211_CHAN_HT) {                                   \
1514         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1515     }                                                                   \
1516     _APPLY(_flags, _base, _param, _v);                                  \
1517 } while (0)
1518 #define _APPLY_RATE1(_flags, _base, _param, _v) do {                    \
1519     if (_flags & IEEE80211_CHAN_HT) {                                   \
1520         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1521     }                                                                   \
1522     _APPLY1(_flags, _base, _param, _v);                                 \
1523 } while (0)
1524
1525 static
1526 DECL_CMD_FUNC(set80211roamrssi, val, d)
1527 {
1528         double v = atof(val);
1529         int rssi, flags;
1530
1531         rssi = (int) (2*v);
1532         if (rssi != 2*v)
1533                 errx(-1, "invalid rssi (must be .5 dBm units)");
1534         flags = getmodeflags(val);
1535         getroam(s);
1536         if (flags == 0) {               /* NB: no flags => current channel */
1537                 flags = getcurchan(s)->ic_flags;
1538                 _APPLY1(flags, roamparams, rssi, rssi);
1539         } else
1540                 _APPLY(flags, roamparams, rssi, rssi);
1541         callback_register(setroam_cb, &roamparams);
1542 }
1543
1544 static int
1545 getrate(const char *val, const char *tag)
1546 {
1547         double v = atof(val);
1548         int rate;
1549
1550         rate = (int) (2*v);
1551         if (rate != 2*v)
1552                 errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1553         return rate;            /* NB: returns 2x the specified value */
1554 }
1555
1556 static
1557 DECL_CMD_FUNC(set80211roamrate, val, d)
1558 {
1559         int rate, flags;
1560
1561         rate = getrate(val, "roam");
1562         flags = getmodeflags(val);
1563         getroam(s);
1564         if (flags == 0) {               /* NB: no flags => current channel */
1565                 flags = getcurchan(s)->ic_flags;
1566                 _APPLY_RATE1(flags, roamparams, rate, rate);
1567         } else
1568                 _APPLY_RATE(flags, roamparams, rate, rate);
1569         callback_register(setroam_cb, &roamparams);
1570 }
1571
1572 static
1573 DECL_CMD_FUNC(set80211mcastrate, val, d)
1574 {
1575         int rate, flags;
1576
1577         rate = getrate(val, "mcast");
1578         flags = getmodeflags(val);
1579         gettxparams(s);
1580         if (flags == 0) {               /* NB: no flags => current channel */
1581                 flags = getcurchan(s)->ic_flags;
1582                 _APPLY_RATE1(flags, txparams, mcastrate, rate);
1583         } else
1584                 _APPLY_RATE(flags, txparams, mcastrate, rate);
1585         callback_register(settxparams_cb, &txparams);
1586 }
1587
1588 static
1589 DECL_CMD_FUNC(set80211mgtrate, val, d)
1590 {
1591         int rate, flags;
1592
1593         rate = getrate(val, "mgmt");
1594         flags = getmodeflags(val);
1595         gettxparams(s);
1596         if (flags == 0) {               /* NB: no flags => current channel */
1597                 flags = getcurchan(s)->ic_flags;
1598                 _APPLY_RATE1(flags, txparams, mgmtrate, rate);
1599         } else
1600                 _APPLY_RATE(flags, txparams, mgmtrate, rate);
1601         callback_register(settxparams_cb, &txparams);
1602 }
1603
1604 static
1605 DECL_CMD_FUNC(set80211ucastrate, val, d)
1606 {
1607         int flags;
1608
1609         gettxparams(s);
1610         flags = getmodeflags(val);
1611         if (isanyarg(val)) {
1612                 if (flags == 0) {       /* NB: no flags => current channel */
1613                         flags = getcurchan(s)->ic_flags;
1614                         _APPLY1(flags, txparams, ucastrate,
1615                             IEEE80211_FIXED_RATE_NONE);
1616                 } else
1617                         _APPLY(flags, txparams, ucastrate,
1618                             IEEE80211_FIXED_RATE_NONE);
1619         } else {
1620                 int rate = getrate(val, "ucast");
1621                 if (flags == 0) {       /* NB: no flags => current channel */
1622                         flags = getcurchan(s)->ic_flags;
1623                         _APPLY_RATE1(flags, txparams, ucastrate, rate);
1624                 } else
1625                         _APPLY_RATE(flags, txparams, ucastrate, rate);
1626         }
1627         callback_register(settxparams_cb, &txparams);
1628 }
1629
1630 static
1631 DECL_CMD_FUNC(set80211maxretry, val, d)
1632 {
1633         int v = atoi(val), flags;
1634
1635         flags = getmodeflags(val);
1636         gettxparams(s);
1637         if (flags == 0) {               /* NB: no flags => current channel */
1638                 flags = getcurchan(s)->ic_flags;
1639                 _APPLY1(flags, txparams, maxretry, v);
1640         } else
1641                 _APPLY(flags, txparams, maxretry, v);
1642         callback_register(settxparams_cb, &txparams);
1643 }
1644 #undef _APPLY_RATE
1645 #undef _APPLY
1646
1647 static
1648 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1649 {
1650         set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1651                 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1652 }
1653
1654 static
1655 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1656 {
1657         set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1658                 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1659 }
1660
1661 static void
1662 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1663 {
1664         set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1665 }
1666
1667 static void
1668 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1669 {
1670         set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1671 }
1672
1673 static void
1674 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1675 {
1676         set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1677 }
1678
1679 static void
1680 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1681 {
1682         set80211(s, IEEE80211_IOC_SHORTGI,
1683                 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1684                 0, NULL);
1685 }
1686
1687 static void
1688 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1689 {
1690         int ampdu;
1691
1692         if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1693                 errx(-1, "cannot get AMPDU setting");
1694         if (d < 0) {
1695                 d = -d;
1696                 ampdu &= ~d;
1697         } else
1698                 ampdu |= d;
1699         set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1700 }
1701
1702 static
1703 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1704 {
1705         int v;
1706
1707         switch (atoi(val)) {
1708         case 8:
1709         case 8*1024:
1710                 v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1711                 break;
1712         case 16:
1713         case 16*1024:
1714                 v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1715                 break;
1716         case 32:
1717         case 32*1024:
1718                 v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1719                 break;
1720         case 64:
1721         case 64*1024:
1722                 v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1723                 break;
1724         default:
1725                 errx(-1, "invalid A-MPDU limit %s", val);
1726         }
1727         set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1728 }
1729
1730 static
1731 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1732 {
1733         int v;
1734
1735         if (isanyarg(val) || strcasecmp(val, "na") == 0)
1736                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1737         else switch ((int)(atof(val)*4)) {
1738         case 0:
1739                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1740                 break;
1741         case 1:
1742                 v = IEEE80211_HTCAP_MPDUDENSITY_025;
1743                 break;
1744         case 2:
1745                 v = IEEE80211_HTCAP_MPDUDENSITY_05;
1746                 break;
1747         case 4:
1748                 v = IEEE80211_HTCAP_MPDUDENSITY_1;
1749                 break;
1750         case 8:
1751                 v = IEEE80211_HTCAP_MPDUDENSITY_2;
1752                 break;
1753         case 16:
1754                 v = IEEE80211_HTCAP_MPDUDENSITY_4;
1755                 break;
1756         case 32:
1757                 v = IEEE80211_HTCAP_MPDUDENSITY_8;
1758                 break;
1759         case 64:
1760                 v = IEEE80211_HTCAP_MPDUDENSITY_16;
1761                 break;
1762         default:
1763                 errx(-1, "invalid A-MPDU density %s", val);
1764         }
1765         set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1766 }
1767
1768 static void
1769 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1770 {
1771         int amsdu;
1772
1773         if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1774                 err(-1, "cannot get AMSDU setting");
1775         if (d < 0) {
1776                 d = -d;
1777                 amsdu &= ~d;
1778         } else
1779                 amsdu |= d;
1780         set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1781 }
1782
1783 static
1784 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1785 {
1786         set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1787 }
1788
1789 static void
1790 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1791 {
1792         set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1793 }
1794
1795 static void
1796 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1797 {
1798         set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1799 }
1800
1801 static void
1802 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1803 {
1804         set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1805         htconf = d;
1806 }
1807
1808 static void
1809 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1810 {
1811         set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1812 }
1813
1814 static void
1815 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1816 {
1817         set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1818 }
1819
1820 static void
1821 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1822 {
1823         set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1824 }
1825
1826 static void
1827 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1828 {
1829         set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1830 }
1831
1832 static void
1833 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1834 {
1835         set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1836 }
1837
1838 static void
1839 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1840 {
1841         set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1842 }
1843
1844 static
1845 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1846 {
1847         set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1848 }
1849
1850 static
1851 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1852 {
1853         set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1854 }
1855
1856 static
1857 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1858 {
1859         set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1860 }
1861
1862 static
1863 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1864 {
1865         set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1866 }
1867
1868 static
1869 DECL_CMD_FUNC(set80211meshttl, val, d)
1870 {
1871         set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1872 }
1873
1874 static
1875 DECL_CMD_FUNC(set80211meshforward, val, d)
1876 {
1877         set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL);
1878 }
1879
1880 static
1881 DECL_CMD_FUNC(set80211meshgate, val, d)
1882 {
1883         set80211(s, IEEE80211_IOC_MESH_GATE, d, 0, NULL);
1884 }
1885
1886 static
1887 DECL_CMD_FUNC(set80211meshpeering, val, d)
1888 {
1889         set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL);
1890 }
1891
1892 static
1893 DECL_CMD_FUNC(set80211meshmetric, val, d)
1894 {
1895         char v[12];
1896
1897         memcpy(v, val, sizeof(v));
1898         set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1899 }
1900
1901 static
1902 DECL_CMD_FUNC(set80211meshpath, val, d)
1903 {
1904         char v[12];
1905
1906         memcpy(v, val, sizeof(v));
1907         set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1908 }
1909
1910 static int
1911 regdomain_sort(const void *a, const void *b)
1912 {
1913 #define CHAN_ALL \
1914         (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1915         const struct ieee80211_channel *ca = a;
1916         const struct ieee80211_channel *cb = b;
1917
1918         return ca->ic_freq == cb->ic_freq ?
1919             (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1920             ca->ic_freq - cb->ic_freq;
1921 #undef CHAN_ALL
1922 }
1923
1924 static const struct ieee80211_channel *
1925 chanlookup(const struct ieee80211_channel chans[], int nchans,
1926         int freq, int flags)
1927 {
1928         int i;
1929
1930         flags &= IEEE80211_CHAN_ALLTURBO;
1931         for (i = 0; i < nchans; i++) {
1932                 const struct ieee80211_channel *c = &chans[i];
1933                 if (c->ic_freq == freq &&
1934                     (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1935                         return c;
1936         }
1937         return NULL;
1938 }
1939
1940 static int
1941 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1942 {
1943         int i;
1944
1945         for (i = 0; i < nchans; i++) {
1946                 const struct ieee80211_channel *c = &chans[i];
1947                 if ((c->ic_flags & flags) == flags)
1948                         return 1;
1949         }
1950         return 0;
1951 }
1952
1953 /*
1954  * Check channel compatibility.
1955  */
1956 static int
1957 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1958 {
1959         flags &= ~REQ_FLAGS;
1960         /*
1961          * Check if exact channel is in the calibration table;
1962          * everything below is to deal with channels that we
1963          * want to include but that are not explicitly listed.
1964          */
1965         if (flags & IEEE80211_CHAN_HT40) {
1966                 /* NB: we use an HT40 channel center that matches HT20 */
1967                 flags = (flags &~ IEEE80211_CHAN_HT40) | IEEE80211_CHAN_HT20;
1968         }
1969         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1970                 return 1;
1971         if (flags & IEEE80211_CHAN_GSM) {
1972                 /*
1973                  * XXX GSM frequency mapping is handled in the kernel
1974                  * so we cannot find them in the calibration table;
1975                  * just accept the channel and the kernel will reject
1976                  * the channel list if it's wrong.
1977                  */
1978                 return 1;
1979         }
1980         /*
1981          * If this is a 1/2 or 1/4 width channel allow it if a full
1982          * width channel is present for this frequency, and the device
1983          * supports fractional channels on this band.  This is a hack
1984          * that avoids bloating the calibration table; it may be better
1985          * by per-band attributes though (we are effectively calculating
1986          * this attribute by scanning the channel list ourself).
1987          */
1988         if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
1989                 return 0;
1990         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
1991             flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
1992                 return 0;
1993         if (flags & IEEE80211_CHAN_HALF) {
1994                 return chanfind(avail->ic_chans, avail->ic_nchans,
1995                     IEEE80211_CHAN_HALF |
1996                        (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
1997         } else {
1998                 return chanfind(avail->ic_chans, avail->ic_nchans,
1999                     IEEE80211_CHAN_QUARTER |
2000                         (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2001         }
2002 }
2003
2004 static void
2005 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2006         const netband_head *bands,
2007         const struct ieee80211_regdomain *reg,
2008         uint32_t chanFlags,
2009         const struct ieee80211req_chaninfo *avail)
2010 {
2011         const struct netband *nb;
2012         const struct freqband *b;
2013         struct ieee80211_channel *c, *prev;
2014         int freq, hi_adj, lo_adj, channelSep;
2015         uint32_t flags;
2016
2017         hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2018         lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2019         channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2020         LIST_FOREACH(nb, bands, next) {
2021                 b = nb->band;
2022                 if (verbose) {
2023                         printf("%s:", __func__);
2024                         printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2025                         printb(" bandFlags", nb->flags | b->flags,
2026                             IEEE80211_CHAN_BITS);
2027                         putchar('\n');
2028                 }
2029                 prev = NULL;
2030                 for (freq = b->freqStart + lo_adj;
2031                      freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2032                         /*
2033                          * Construct flags for the new channel.  We take
2034                          * the attributes from the band descriptions except
2035                          * for HT40 which is enabled generically (i.e. +/-
2036                          * extension channel) in the band description and
2037                          * then constrained according by channel separation.
2038                          */
2039                         flags = nb->flags | b->flags;
2040                         if (flags & IEEE80211_CHAN_HT) {
2041                                 /*
2042                                  * HT channels are generated specially; we're
2043                                  * called to add HT20, HT40+, and HT40- chan's
2044                                  * so we need to expand only band specs for
2045                                  * the HT channel type being added.
2046                                  */
2047                                 if ((chanFlags & IEEE80211_CHAN_HT20) &&
2048                                     (flags & IEEE80211_CHAN_HT20) == 0) {
2049                                         if (verbose)
2050                                                 printf("%u: skip, not an "
2051                                                     "HT20 channel\n", freq);
2052                                         continue;
2053                                 }
2054                                 if ((chanFlags & IEEE80211_CHAN_HT40) &&
2055                                     (flags & IEEE80211_CHAN_HT40) == 0) {
2056                                         if (verbose)
2057                                                 printf("%u: skip, not an "
2058                                                     "HT40 channel\n", freq);
2059                                         continue;
2060                                 }
2061                                 /* NB: HT attribute comes from caller */
2062                                 flags &= ~IEEE80211_CHAN_HT;
2063                                 flags |= chanFlags & IEEE80211_CHAN_HT;
2064                         }
2065                         /*
2066                          * Check if device can operate on this frequency.
2067                          */
2068                         if (!checkchan(avail, freq, flags)) {
2069                                 if (verbose) {
2070                                         printf("%u: skip, ", freq);
2071                                         printb("flags", flags,
2072                                             IEEE80211_CHAN_BITS);
2073                                         printf(" not available\n");
2074                                 }
2075                                 continue;
2076                         }
2077                         if ((flags & REQ_ECM) && !reg->ecm) {
2078                                 if (verbose)
2079                                         printf("%u: skip, ECM channel\n", freq);
2080                                 continue;
2081                         }
2082                         if ((flags & REQ_INDOOR) && reg->location == 'O') {
2083                                 if (verbose)
2084                                         printf("%u: skip, indoor channel\n",
2085                                             freq);
2086                                 continue;
2087                         }
2088                         if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2089                                 if (verbose)
2090                                         printf("%u: skip, outdoor channel\n",
2091                                             freq);
2092                                 continue;
2093                         }
2094                         if ((flags & IEEE80211_CHAN_HT40) &&
2095                             prev != NULL && (freq - prev->ic_freq) < channelSep) {
2096                                 if (verbose)
2097                                         printf("%u: skip, only %u channel "
2098                                             "separation, need %d\n", freq,
2099                                             freq - prev->ic_freq, channelSep);
2100                                 continue;
2101                         }
2102                         if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2103                                 if (verbose)
2104                                         printf("%u: skip, channel table full\n",
2105                                             freq);
2106                                 break;
2107                         }
2108                         c = &ci->ic_chans[ci->ic_nchans++];
2109                         memset(c, 0, sizeof(*c));
2110                         c->ic_freq = freq;
2111                         c->ic_flags = flags;
2112                         if (c->ic_flags & IEEE80211_CHAN_DFS)
2113                                 c->ic_maxregpower = nb->maxPowerDFS;
2114                         else
2115                                 c->ic_maxregpower = nb->maxPower;
2116                         if (verbose) {
2117                                 printf("[%3d] add freq %u ",
2118                                     ci->ic_nchans-1, c->ic_freq);
2119                                 printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2120                                 printf(" power %u\n", c->ic_maxregpower);
2121                         }
2122                         /* NB: kernel fills in other fields */
2123                         prev = c;
2124                 }
2125         }
2126 }
2127
2128 static void
2129 regdomain_makechannels(
2130         struct ieee80211_regdomain_req *req,
2131         const struct ieee80211_devcaps_req *dc)
2132 {
2133         struct regdata *rdp = getregdata();
2134         const struct country *cc;
2135         const struct ieee80211_regdomain *reg = &req->rd;
2136         struct ieee80211req_chaninfo *ci = &req->chaninfo;
2137         const struct regdomain *rd;
2138
2139         /*
2140          * Locate construction table for new channel list.  We treat
2141          * the regdomain/SKU as definitive so a country can be in
2142          * multiple with different properties (e.g. US in FCC+FCC3).
2143          * If no regdomain is specified then we fallback on the country
2144          * code to find the associated regdomain since countries always
2145          * belong to at least one regdomain.
2146          */
2147         if (reg->regdomain == 0) {
2148                 cc = lib80211_country_findbycc(rdp, reg->country);
2149                 if (cc == NULL)
2150                         errx(1, "internal error, country %d not found",
2151                             reg->country);
2152                 rd = cc->rd;
2153         } else
2154                 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2155         if (rd == NULL)
2156                 errx(1, "internal error, regdomain %d not found",
2157                             reg->regdomain);
2158         if (rd->sku != SKU_DEBUG) {
2159                 /*
2160                  * regdomain_addchans incrememnts the channel count for
2161                  * each channel it adds so initialize ic_nchans to zero.
2162                  * Note that we know we have enough space to hold all possible
2163                  * channels because the devcaps list size was used to
2164                  * allocate our request.
2165                  */
2166                 ci->ic_nchans = 0;
2167                 if (!LIST_EMPTY(&rd->bands_11b))
2168                         regdomain_addchans(ci, &rd->bands_11b, reg,
2169                             IEEE80211_CHAN_B, &dc->dc_chaninfo);
2170                 if (!LIST_EMPTY(&rd->bands_11g))
2171                         regdomain_addchans(ci, &rd->bands_11g, reg,
2172                             IEEE80211_CHAN_G, &dc->dc_chaninfo);
2173                 if (!LIST_EMPTY(&rd->bands_11a))
2174                         regdomain_addchans(ci, &rd->bands_11a, reg,
2175                             IEEE80211_CHAN_A, &dc->dc_chaninfo);
2176                 if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2177                         regdomain_addchans(ci, &rd->bands_11na, reg,
2178                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2179                             &dc->dc_chaninfo);
2180                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2181                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2182                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2183                                     &dc->dc_chaninfo);
2184                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2185                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2186                                     &dc->dc_chaninfo);
2187                         }
2188                 }
2189                 if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2190                         regdomain_addchans(ci, &rd->bands_11ng, reg,
2191                             IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2192                             &dc->dc_chaninfo);
2193                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2194                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2195                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2196                                     &dc->dc_chaninfo);
2197                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2198                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2199                                     &dc->dc_chaninfo);
2200                         }
2201                 }
2202                 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2203                     regdomain_sort);
2204         } else
2205                 memcpy(ci, &dc->dc_chaninfo,
2206                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2207 }
2208
2209 static void
2210 list_countries(void)
2211 {
2212         struct regdata *rdp = getregdata();
2213         const struct country *cp;
2214         const struct regdomain *dp;
2215         int i;
2216
2217         i = 0;
2218         printf("\nCountry codes:\n");
2219         LIST_FOREACH(cp, &rdp->countries, next) {
2220                 printf("%2s %-15.15s%s", cp->isoname,
2221                     cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2222                 i++;
2223         }
2224         i = 0;
2225         printf("\nRegulatory domains:\n");
2226         LIST_FOREACH(dp, &rdp->domains, next) {
2227                 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2228                 i++;
2229         }
2230         printf("\n");
2231 }
2232
2233 static void
2234 defaultcountry(const struct regdomain *rd)
2235 {
2236         struct regdata *rdp = getregdata();
2237         const struct country *cc;
2238
2239         cc = lib80211_country_findbycc(rdp, rd->cc->code);
2240         if (cc == NULL)
2241                 errx(1, "internal error, ISO country code %d not "
2242                     "defined for regdomain %s", rd->cc->code, rd->name);
2243         regdomain.country = cc->code;
2244         regdomain.isocc[0] = cc->isoname[0];
2245         regdomain.isocc[1] = cc->isoname[1];
2246 }
2247
2248 static
2249 DECL_CMD_FUNC(set80211regdomain, val, d)
2250 {
2251         struct regdata *rdp = getregdata();
2252         const struct regdomain *rd;
2253
2254         rd = lib80211_regdomain_findbyname(rdp, val);
2255         if (rd == NULL) {
2256                 char *eptr;
2257                 long sku = strtol(val, &eptr, 0);
2258
2259                 if (eptr != val)
2260                         rd = lib80211_regdomain_findbysku(rdp, sku);
2261                 if (eptr == val || rd == NULL)
2262                         errx(1, "unknown regdomain %s", val);
2263         }
2264         getregdomain(s);
2265         regdomain.regdomain = rd->sku;
2266         if (regdomain.country == 0 && rd->cc != NULL) {
2267                 /*
2268                  * No country code setup and there's a default
2269                  * one for this regdomain fill it in.
2270                  */
2271                 defaultcountry(rd);
2272         }
2273         callback_register(setregdomain_cb, &regdomain);
2274 }
2275
2276 static
2277 DECL_CMD_FUNC(set80211country, val, d)
2278 {
2279         struct regdata *rdp = getregdata();
2280         const struct country *cc;
2281
2282         cc = lib80211_country_findbyname(rdp, val);
2283         if (cc == NULL) {
2284                 char *eptr;
2285                 long code = strtol(val, &eptr, 0);
2286
2287                 if (eptr != val)
2288                         cc = lib80211_country_findbycc(rdp, code);
2289                 if (eptr == val || cc == NULL)
2290                         errx(1, "unknown ISO country code %s", val);
2291         }
2292         getregdomain(s);
2293         regdomain.regdomain = cc->rd->sku;
2294         regdomain.country = cc->code;
2295         regdomain.isocc[0] = cc->isoname[0];
2296         regdomain.isocc[1] = cc->isoname[1];
2297         callback_register(setregdomain_cb, &regdomain);
2298 }
2299
2300 static void
2301 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2302 {
2303         getregdomain(s);
2304         regdomain.location = d;
2305         callback_register(setregdomain_cb, &regdomain);
2306 }
2307
2308 static void
2309 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2310 {
2311         getregdomain(s);
2312         regdomain.ecm = d;
2313         callback_register(setregdomain_cb, &regdomain);
2314 }
2315
2316 static void
2317 LINE_INIT(char c)
2318 {
2319         spacer = c;
2320         if (c == '\t')
2321                 col = 8;
2322         else
2323                 col = 1;
2324 }
2325
2326 static void
2327 LINE_BREAK(void)
2328 {
2329         if (spacer != '\t') {
2330                 printf("\n");
2331                 spacer = '\t';
2332         }
2333         col = 8;                /* 8-col tab */
2334 }
2335
2336 static void
2337 LINE_CHECK(const char *fmt, ...)
2338 {
2339         char buf[80];
2340         va_list ap;
2341         int n;
2342
2343         va_start(ap, fmt);
2344         n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2345         va_end(ap);
2346         col += 1+n;
2347         if (col > MAXCOL) {
2348                 LINE_BREAK();
2349                 col += n;
2350         }
2351         buf[0] = spacer;
2352         printf("%s", buf);
2353         spacer = ' ';
2354 }
2355
2356 static int
2357 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2358 {
2359         int i, maxrate = -1;
2360
2361         for (i = 0; i < nrates; i++) {
2362                 int rate = rates[i] & IEEE80211_RATE_VAL;
2363                 if (rate > maxrate)
2364                         maxrate = rate;
2365         }
2366         return maxrate / 2;
2367 }
2368
2369 static const char *
2370 getcaps(int capinfo)
2371 {
2372         static char capstring[32];
2373         char *cp = capstring;
2374
2375         if (capinfo & IEEE80211_CAPINFO_ESS)
2376                 *cp++ = 'E';
2377         if (capinfo & IEEE80211_CAPINFO_IBSS)
2378                 *cp++ = 'I';
2379         if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2380                 *cp++ = 'c';
2381         if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2382                 *cp++ = 'C';
2383         if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2384                 *cp++ = 'P';
2385         if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2386                 *cp++ = 'S';
2387         if (capinfo & IEEE80211_CAPINFO_PBCC)
2388                 *cp++ = 'B';
2389         if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2390                 *cp++ = 'A';
2391         if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2392                 *cp++ = 's';
2393         if (capinfo & IEEE80211_CAPINFO_RSN)
2394                 *cp++ = 'R';
2395         if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2396                 *cp++ = 'D';
2397         *cp = '\0';
2398         return capstring;
2399 }
2400
2401 static const char *
2402 getflags(int flags)
2403 {
2404         static char flagstring[32];
2405         char *cp = flagstring;
2406
2407         if (flags & IEEE80211_NODE_AUTH)
2408                 *cp++ = 'A';
2409         if (flags & IEEE80211_NODE_QOS)
2410                 *cp++ = 'Q';
2411         if (flags & IEEE80211_NODE_ERP)
2412                 *cp++ = 'E';
2413         if (flags & IEEE80211_NODE_PWR_MGT)
2414                 *cp++ = 'P';
2415         if (flags & IEEE80211_NODE_HT) {
2416                 *cp++ = 'H';
2417                 if (flags & IEEE80211_NODE_HTCOMPAT)
2418                         *cp++ = '+';
2419         }
2420         if (flags & IEEE80211_NODE_WPS)
2421                 *cp++ = 'W';
2422         if (flags & IEEE80211_NODE_TSN)
2423                 *cp++ = 'N';
2424         if (flags & IEEE80211_NODE_AMPDU_TX)
2425                 *cp++ = 'T';
2426         if (flags & IEEE80211_NODE_AMPDU_RX)
2427                 *cp++ = 'R';
2428         if (flags & IEEE80211_NODE_MIMO_PS) {
2429                 *cp++ = 'M';
2430                 if (flags & IEEE80211_NODE_MIMO_RTS)
2431                         *cp++ = '+';
2432         }
2433         if (flags & IEEE80211_NODE_RIFS)
2434                 *cp++ = 'I';
2435         if (flags & IEEE80211_NODE_SGI40) {
2436                 *cp++ = 'S';
2437                 if (flags & IEEE80211_NODE_SGI20)
2438                         *cp++ = '+';
2439         } else if (flags & IEEE80211_NODE_SGI20)
2440                 *cp++ = 's';
2441         if (flags & IEEE80211_NODE_AMSDU_TX)
2442                 *cp++ = 't';
2443         if (flags & IEEE80211_NODE_AMSDU_RX)
2444                 *cp++ = 'r';
2445         *cp = '\0';
2446         return flagstring;
2447 }
2448
2449 static void
2450 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2451 {
2452         printf("%s", tag);
2453         if (verbose) {
2454                 maxlen -= strlen(tag)+2;
2455                 if (2*ielen > maxlen)
2456                         maxlen--;
2457                 printf("<");
2458                 for (; ielen > 0; ie++, ielen--) {
2459                         if (maxlen-- <= 0)
2460                                 break;
2461                         printf("%02x", *ie);
2462                 }
2463                 if (ielen != 0)
2464                         printf("-");
2465                 printf(">");
2466         }
2467 }
2468
2469 #define LE_READ_2(p)                                    \
2470         ((u_int16_t)                                    \
2471          ((((const u_int8_t *)(p))[0]      ) |          \
2472           (((const u_int8_t *)(p))[1] <<  8)))
2473 #define LE_READ_4(p)                                    \
2474         ((u_int32_t)                                    \
2475          ((((const u_int8_t *)(p))[0]      ) |          \
2476           (((const u_int8_t *)(p))[1] <<  8) |          \
2477           (((const u_int8_t *)(p))[2] << 16) |          \
2478           (((const u_int8_t *)(p))[3] << 24)))
2479
2480 /*
2481  * NB: The decoding routines assume a properly formatted ie
2482  *     which should be safe as the kernel only retains them
2483  *     if they parse ok.
2484  */
2485
2486 static void
2487 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2488 {
2489 #define MS(_v, _f)      (((_v) & _f) >> _f##_S)
2490         static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2491         const struct ieee80211_wme_param *wme =
2492             (const struct ieee80211_wme_param *) ie;
2493         int i;
2494
2495         printf("%s", tag);
2496         if (!verbose)
2497                 return;
2498         printf("<qosinfo 0x%x", wme->param_qosInfo);
2499         ie += offsetof(struct ieee80211_wme_param, params_acParams);
2500         for (i = 0; i < WME_NUM_AC; i++) {
2501                 const struct ieee80211_wme_acparams *ac =
2502                     &wme->params_acParams[i];
2503
2504                 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2505                         , acnames[i]
2506                         , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2507                         , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2508                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2509                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2510                         , LE_READ_2(&ac->acp_txop)
2511                 );
2512         }
2513         printf(">");
2514 #undef MS
2515 }
2516
2517 static void
2518 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2519 {
2520         printf("%s", tag);
2521         if (verbose) {
2522                 const struct ieee80211_wme_info *wme =
2523                     (const struct ieee80211_wme_info *) ie;
2524                 printf("<version 0x%x info 0x%x>",
2525                     wme->wme_version, wme->wme_info);
2526         }
2527 }
2528
2529 static void
2530 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2531 {
2532         printf("%s", tag);
2533         if (verbose) {
2534                 const struct ieee80211_ie_htcap *htcap =
2535                     (const struct ieee80211_ie_htcap *) ie;
2536                 const char *sep;
2537                 int i, j;
2538
2539                 printf("<cap 0x%x param 0x%x",
2540                     LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2541                 printf(" mcsset[");
2542                 sep = "";
2543                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2544                         if (isset(htcap->hc_mcsset, i)) {
2545                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2546                                         if (isclr(htcap->hc_mcsset, j))
2547                                                 break;
2548                                 j--;
2549                                 if (i == j)
2550                                         printf("%s%u", sep, i);
2551                                 else
2552                                         printf("%s%u-%u", sep, i, j);
2553                                 i += j-i;
2554                                 sep = ",";
2555                         }
2556                 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2557                     LE_READ_2(&htcap->hc_extcap),
2558                     LE_READ_4(&htcap->hc_txbf),
2559                     htcap->hc_antenna);
2560         }
2561 }
2562
2563 static void
2564 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2565 {
2566         printf("%s", tag);
2567         if (verbose) {
2568                 const struct ieee80211_ie_htinfo *htinfo =
2569                     (const struct ieee80211_ie_htinfo *) ie;
2570                 const char *sep;
2571                 int i, j;
2572
2573                 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2574                     htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2575                     LE_READ_2(&htinfo->hi_byte45));
2576                 printf(" basicmcs[");
2577                 sep = "";
2578                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2579                         if (isset(htinfo->hi_basicmcsset, i)) {
2580                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2581                                         if (isclr(htinfo->hi_basicmcsset, j))
2582                                                 break;
2583                                 j--;
2584                                 if (i == j)
2585                                         printf("%s%u", sep, i);
2586                                 else
2587                                         printf("%s%u-%u", sep, i, j);
2588                                 i += j-i;
2589                                 sep = ",";
2590                         }
2591                 printf("]>");
2592         }
2593 }
2594
2595 static void
2596 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2597 {
2598
2599         printf("%s", tag);
2600         if (verbose) {
2601                 const struct ieee80211_ath_ie *ath =
2602                         (const struct ieee80211_ath_ie *)ie;
2603
2604                 printf("<");
2605                 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2606                         printf("DTURBO,");
2607                 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2608                         printf("COMP,");
2609                 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2610                         printf("FF,");
2611                 if (ath->ath_capability & ATHEROS_CAP_XR)
2612                         printf("XR,");
2613                 if (ath->ath_capability & ATHEROS_CAP_AR)
2614                         printf("AR,");
2615                 if (ath->ath_capability & ATHEROS_CAP_BURST)
2616                         printf("BURST,");
2617                 if (ath->ath_capability & ATHEROS_CAP_WME)
2618                         printf("WME,");
2619                 if (ath->ath_capability & ATHEROS_CAP_BOOST)
2620                         printf("BOOST,");
2621                 printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2622         }
2623 }
2624
2625
2626 static void
2627 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2628 {
2629 #define MATCHOUI(field, oui, string)                                    \
2630 do {                                                                    \
2631         if (memcmp(field, oui, 4) == 0)                                 \
2632                 printf("%s", string);                                   \
2633 } while (0)
2634
2635         printf("%s", tag);
2636         if (verbose) {
2637                 const struct ieee80211_meshconf_ie *mconf =
2638                         (const struct ieee80211_meshconf_ie *)ie;
2639                 printf("<PATH:");
2640                 if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2641                         printf("HWMP");
2642                 else
2643                         printf("UNKNOWN");
2644                 printf(" LINK:");
2645                 if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2646                         printf("AIRTIME");
2647                 else
2648                         printf("UNKNOWN");
2649                 printf(" CONGESTION:");
2650                 if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2651                         printf("DISABLED");
2652                 else
2653                         printf("UNKNOWN");
2654                 printf(" SYNC:");
2655                 if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2656                         printf("NEIGHOFF");
2657                 else
2658                         printf("UNKNOWN");
2659                 printf(" AUTH:");
2660                 if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2661                         printf("DISABLED");
2662                 else
2663                         printf("UNKNOWN");
2664                 printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2665                     mconf->conf_cap);
2666         }
2667 #undef MATCHOUI
2668 }
2669
2670 static const char *
2671 wpa_cipher(const u_int8_t *sel)
2672 {
2673 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2674         u_int32_t w = LE_READ_4(sel);
2675
2676         switch (w) {
2677         case WPA_SEL(WPA_CSE_NULL):
2678                 return "NONE";
2679         case WPA_SEL(WPA_CSE_WEP40):
2680                 return "WEP40";
2681         case WPA_SEL(WPA_CSE_WEP104):
2682                 return "WEP104";
2683         case WPA_SEL(WPA_CSE_TKIP):
2684                 return "TKIP";
2685         case WPA_SEL(WPA_CSE_CCMP):
2686                 return "AES-CCMP";
2687         }
2688         return "?";             /* NB: so 1<< is discarded */
2689 #undef WPA_SEL
2690 }
2691
2692 static const char *
2693 wpa_keymgmt(const u_int8_t *sel)
2694 {
2695 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2696         u_int32_t w = LE_READ_4(sel);
2697
2698         switch (w) {
2699         case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2700                 return "8021X-UNSPEC";
2701         case WPA_SEL(WPA_ASE_8021X_PSK):
2702                 return "8021X-PSK";
2703         case WPA_SEL(WPA_ASE_NONE):
2704                 return "NONE";
2705         }
2706         return "?";
2707 #undef WPA_SEL
2708 }
2709
2710 static void
2711 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2712 {
2713         u_int8_t len = ie[1];
2714
2715         printf("%s", tag);
2716         if (verbose) {
2717                 const char *sep;
2718                 int n;
2719
2720                 ie += 6, len -= 4;              /* NB: len is payload only */
2721
2722                 printf("<v%u", LE_READ_2(ie));
2723                 ie += 2, len -= 2;
2724
2725                 printf(" mc:%s", wpa_cipher(ie));
2726                 ie += 4, len -= 4;
2727
2728                 /* unicast ciphers */
2729                 n = LE_READ_2(ie);
2730                 ie += 2, len -= 2;
2731                 sep = " uc:";
2732                 for (; n > 0; n--) {
2733                         printf("%s%s", sep, wpa_cipher(ie));
2734                         ie += 4, len -= 4;
2735                         sep = "+";
2736                 }
2737
2738                 /* key management algorithms */
2739                 n = LE_READ_2(ie);
2740                 ie += 2, len -= 2;
2741                 sep = " km:";
2742                 for (; n > 0; n--) {
2743                         printf("%s%s", sep, wpa_keymgmt(ie));
2744                         ie += 4, len -= 4;
2745                         sep = "+";
2746                 }
2747
2748                 if (len > 2)            /* optional capabilities */
2749                         printf(", caps 0x%x", LE_READ_2(ie));
2750                 printf(">");
2751         }
2752 }
2753
2754 static const char *
2755 rsn_cipher(const u_int8_t *sel)
2756 {
2757 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2758         u_int32_t w = LE_READ_4(sel);
2759
2760         switch (w) {
2761         case RSN_SEL(RSN_CSE_NULL):
2762                 return "NONE";
2763         case RSN_SEL(RSN_CSE_WEP40):
2764                 return "WEP40";
2765         case RSN_SEL(RSN_CSE_WEP104):
2766                 return "WEP104";
2767         case RSN_SEL(RSN_CSE_TKIP):
2768                 return "TKIP";
2769         case RSN_SEL(RSN_CSE_CCMP):
2770                 return "AES-CCMP";
2771         case RSN_SEL(RSN_CSE_WRAP):
2772                 return "AES-OCB";
2773         }
2774         return "?";
2775 #undef WPA_SEL
2776 }
2777
2778 static const char *
2779 rsn_keymgmt(const u_int8_t *sel)
2780 {
2781 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2782         u_int32_t w = LE_READ_4(sel);
2783
2784         switch (w) {
2785         case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2786                 return "8021X-UNSPEC";
2787         case RSN_SEL(RSN_ASE_8021X_PSK):
2788                 return "8021X-PSK";
2789         case RSN_SEL(RSN_ASE_NONE):
2790                 return "NONE";
2791         }
2792         return "?";
2793 #undef RSN_SEL
2794 }
2795
2796 static void
2797 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2798 {
2799         printf("%s", tag);
2800         if (verbose) {
2801                 const char *sep;
2802                 int n;
2803
2804                 ie += 2, ielen -= 2;
2805
2806                 printf("<v%u", LE_READ_2(ie));
2807                 ie += 2, ielen -= 2;
2808
2809                 printf(" mc:%s", rsn_cipher(ie));
2810                 ie += 4, ielen -= 4;
2811
2812                 /* unicast ciphers */
2813                 n = LE_READ_2(ie);
2814                 ie += 2, ielen -= 2;
2815                 sep = " uc:";
2816                 for (; n > 0; n--) {
2817                         printf("%s%s", sep, rsn_cipher(ie));
2818                         ie += 4, ielen -= 4;
2819                         sep = "+";
2820                 }
2821
2822                 /* key management algorithms */
2823                 n = LE_READ_2(ie);
2824                 ie += 2, ielen -= 2;
2825                 sep = " km:";
2826                 for (; n > 0; n--) {
2827                         printf("%s%s", sep, rsn_keymgmt(ie));
2828                         ie += 4, ielen -= 4;
2829                         sep = "+";
2830                 }
2831
2832                 if (ielen > 2)          /* optional capabilities */
2833                         printf(", caps 0x%x", LE_READ_2(ie));
2834                 /* XXXPMKID */
2835                 printf(">");
2836         }
2837 }
2838
2839 /* XXX move to a public include file */
2840 #define IEEE80211_WPS_DEV_PASS_ID       0x1012
2841 #define IEEE80211_WPS_SELECTED_REG      0x1041
2842 #define IEEE80211_WPS_SETUP_STATE       0x1044
2843 #define IEEE80211_WPS_UUID_E            0x1047
2844 #define IEEE80211_WPS_VERSION           0x104a
2845
2846 #define BE_READ_2(p)                                    \
2847         ((u_int16_t)                                    \
2848          ((((const u_int8_t *)(p))[1]      ) |          \
2849           (((const u_int8_t *)(p))[0] <<  8)))
2850
2851 static void
2852 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2853 {
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 < nitems(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 }
2909
2910 static void
2911 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2912 {
2913         printf("%s", tag);
2914         if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
2915                 const struct ieee80211_tdma_param *tdma =
2916                    (const struct ieee80211_tdma_param *) ie;
2917
2918                 /* XXX tstamp */
2919                 printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
2920                     tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
2921                     LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
2922                     tdma->tdma_inuse[0]);
2923         }
2924 }
2925
2926 /*
2927  * Copy the ssid string contents into buf, truncating to fit.  If the
2928  * ssid is entirely printable then just copy intact.  Otherwise convert
2929  * to hexadecimal.  If the result is truncated then replace the last
2930  * three characters with "...".
2931  */
2932 static int
2933 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
2934 {
2935         const u_int8_t *p;
2936         size_t maxlen;
2937         u_int i;
2938
2939         if (essid_len > bufsize)
2940                 maxlen = bufsize;
2941         else
2942                 maxlen = essid_len;
2943         /* determine printable or not */
2944         for (i = 0, p = essid; i < maxlen; i++, p++) {
2945                 if (*p < ' ' || *p > 0x7e)
2946                         break;
2947         }
2948         if (i != maxlen) {              /* not printable, print as hex */
2949                 if (bufsize < 3)
2950                         return 0;
2951                 strlcpy(buf, "0x", bufsize);
2952                 bufsize -= 2;
2953                 p = essid;
2954                 for (i = 0; i < maxlen && bufsize >= 2; i++) {
2955                         sprintf(&buf[2+2*i], "%02x", p[i]);
2956                         bufsize -= 2;
2957                 }
2958                 if (i != essid_len)
2959                         memcpy(&buf[2+2*i-3], "...", 3);
2960         } else {                        /* printable, truncate as needed */
2961                 memcpy(buf, essid, maxlen);
2962                 if (maxlen != essid_len)
2963                         memcpy(&buf[maxlen-3], "...", 3);
2964         }
2965         return maxlen;
2966 }
2967
2968 static void
2969 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2970 {
2971         char ssid[2*IEEE80211_NWID_LEN+1];
2972
2973         printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
2974 }
2975
2976 static void
2977 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2978 {
2979         const char *sep;
2980         int i;
2981
2982         printf("%s", tag);
2983         sep = "<";
2984         for (i = 2; i < ielen; i++) {
2985                 printf("%s%s%d", sep,
2986                     ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
2987                     ie[i] & IEEE80211_RATE_VAL);
2988                 sep = ",";
2989         }
2990         printf(">");
2991 }
2992
2993 static void
2994 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2995 {
2996         const struct ieee80211_country_ie *cie =
2997            (const struct ieee80211_country_ie *) ie;
2998         int i, nbands, schan, nchan;
2999
3000         printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3001         nbands = (cie->len - 3) / sizeof(cie->band[0]);
3002         for (i = 0; i < nbands; i++) {
3003                 schan = cie->band[i].schan;
3004                 nchan = cie->band[i].nchan;
3005                 if (nchan != 1)
3006                         printf(" %u-%u,%u", schan, schan + nchan-1,
3007                             cie->band[i].maxtxpwr);
3008                 else
3009                         printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3010         }
3011         printf(">");
3012 }
3013
3014 /* unaligned little endian access */
3015 #define LE_READ_4(p)                                    \
3016         ((u_int32_t)                                    \
3017          ((((const u_int8_t *)(p))[0]      ) |          \
3018           (((const u_int8_t *)(p))[1] <<  8) |          \
3019           (((const u_int8_t *)(p))[2] << 16) |          \
3020           (((const u_int8_t *)(p))[3] << 24)))
3021
3022 static __inline int
3023 iswpaoui(const u_int8_t *frm)
3024 {
3025         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3026 }
3027
3028 static __inline int
3029 iswmeinfo(const u_int8_t *frm)
3030 {
3031         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3032                 frm[6] == WME_INFO_OUI_SUBTYPE;
3033 }
3034
3035 static __inline int
3036 iswmeparam(const u_int8_t *frm)
3037 {
3038         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3039                 frm[6] == WME_PARAM_OUI_SUBTYPE;
3040 }
3041
3042 static __inline int
3043 isatherosoui(const u_int8_t *frm)
3044 {
3045         return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3046 }
3047
3048 static __inline int
3049 istdmaoui(const uint8_t *frm)
3050 {
3051         return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3052 }
3053
3054 static __inline int
3055 iswpsoui(const uint8_t *frm)
3056 {
3057         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3058 }
3059
3060 static const char *
3061 iename(int elemid)
3062 {
3063         switch (elemid) {
3064         case IEEE80211_ELEMID_FHPARMS:  return " FHPARMS";
3065         case IEEE80211_ELEMID_CFPARMS:  return " CFPARMS";
3066         case IEEE80211_ELEMID_TIM:      return " TIM";
3067         case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3068         case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3069         case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR";
3070         case IEEE80211_ELEMID_PWRCAP:   return " PWRCAP";
3071         case IEEE80211_ELEMID_TPCREQ:   return " TPCREQ";
3072         case IEEE80211_ELEMID_TPCREP:   return " TPCREP";
3073         case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN";
3074         case IEEE80211_ELEMID_CSA:      return " CSA";
3075         case IEEE80211_ELEMID_MEASREQ:  return " MEASREQ";
3076         case IEEE80211_ELEMID_MEASREP:  return " MEASREP";
3077         case IEEE80211_ELEMID_QUIET:    return " QUIET";
3078         case IEEE80211_ELEMID_IBSSDFS:  return " IBSSDFS";
3079         case IEEE80211_ELEMID_TPC:      return " TPC";
3080         case IEEE80211_ELEMID_CCKM:     return " CCKM";
3081         }
3082         return " ???";
3083 }
3084
3085 static void
3086 printies(const u_int8_t *vp, int ielen, int maxcols)
3087 {
3088         while (ielen > 0) {
3089                 switch (vp[0]) {
3090                 case IEEE80211_ELEMID_SSID:
3091                         if (verbose)
3092                                 printssid(" SSID", vp, 2+vp[1], maxcols);
3093                         break;
3094                 case IEEE80211_ELEMID_RATES:
3095                 case IEEE80211_ELEMID_XRATES:
3096                         if (verbose)
3097                                 printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3098                                     " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3099                         break;
3100                 case IEEE80211_ELEMID_DSPARMS:
3101                         if (verbose)
3102                                 printf(" DSPARMS<%u>", vp[2]);
3103                         break;
3104                 case IEEE80211_ELEMID_COUNTRY:
3105                         if (verbose)
3106                                 printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3107                         break;
3108                 case IEEE80211_ELEMID_ERP:
3109                         if (verbose)
3110                                 printf(" ERP<0x%x>", vp[2]);
3111                         break;
3112                 case IEEE80211_ELEMID_VENDOR:
3113                         if (iswpaoui(vp))
3114                                 printwpaie(" WPA", vp, 2+vp[1], maxcols);
3115                         else if (iswmeinfo(vp))
3116                                 printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3117                         else if (iswmeparam(vp))
3118                                 printwmeparam(" WME", vp, 2+vp[1], maxcols);
3119                         else if (isatherosoui(vp))
3120                                 printathie(" ATH", vp, 2+vp[1], maxcols);
3121                         else if (iswpsoui(vp))
3122                                 printwpsie(" WPS", vp, 2+vp[1], maxcols);
3123                         else if (istdmaoui(vp))
3124                                 printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3125                         else if (verbose)
3126                                 printie(" VEN", vp, 2+vp[1], maxcols);
3127                         break;
3128                 case IEEE80211_ELEMID_RSN:
3129                         printrsnie(" RSN", vp, 2+vp[1], maxcols);
3130                         break;
3131                 case IEEE80211_ELEMID_HTCAP:
3132                         printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3133                         break;
3134                 case IEEE80211_ELEMID_HTINFO:
3135                         if (verbose)
3136                                 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3137                         break;
3138                 case IEEE80211_ELEMID_MESHID:
3139                         if (verbose)
3140                                 printssid(" MESHID", vp, 2+vp[1], maxcols);
3141                         break;
3142                 case IEEE80211_ELEMID_MESHCONF:
3143                         printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3144                         break;
3145                 default:
3146                         if (verbose)
3147                                 printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3148                         break;
3149                 }
3150                 ielen -= 2+vp[1];
3151                 vp += 2+vp[1];
3152         }
3153 }
3154
3155 static void
3156 printmimo(const struct ieee80211_mimo_info *mi)
3157 {
3158         /* NB: don't muddy display unless there's something to show */
3159         if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3160                 /* XXX ignore EVM for now */
3161                 printf(" (rssi %d:%d:%d nf %d:%d:%d)",
3162                     mi->rssi[0], mi->rssi[1], mi->rssi[2],
3163                     mi->noise[0], mi->noise[1], mi->noise[2]);
3164         }
3165 }
3166
3167 static void
3168 list_scan(int s)
3169 {
3170         uint8_t buf[24*1024];
3171         char ssid[IEEE80211_NWID_LEN+1];
3172         const uint8_t *cp;
3173         int len, ssidmax, idlen;
3174
3175         if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3176                 errx(1, "unable to get scan results");
3177         if (len < sizeof(struct ieee80211req_scan_result))
3178                 return;
3179
3180         getchaninfo(s);
3181
3182         ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3183         printf("%-*.*s  %-17.17s  %4s %4s  %-7s  %3s %4s\n"
3184                 , ssidmax, ssidmax, "SSID/MESH ID"
3185                 , "BSSID"
3186                 , "CHAN"
3187                 , "RATE"
3188                 , " S:N"
3189                 , "INT"
3190                 , "CAPS"
3191         );
3192         cp = buf;
3193         do {
3194                 const struct ieee80211req_scan_result *sr;
3195                 const uint8_t *vp, *idp;
3196
3197                 sr = (const struct ieee80211req_scan_result *) cp;
3198                 vp = cp + sr->isr_ie_off;
3199                 if (sr->isr_meshid_len) {
3200                         idp = vp + sr->isr_ssid_len;
3201                         idlen = sr->isr_meshid_len;
3202                 } else {
3203                         idp = vp;
3204                         idlen = sr->isr_ssid_len;
3205                 }
3206                 printf("%-*.*s  %s  %3d  %3dM %3d:%-3d  %3d %-4.4s"
3207                         , ssidmax
3208                           , copy_essid(ssid, ssidmax, idp, idlen)
3209                           , ssid
3210                         , ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3211                         , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3212                         , getmaxrate(sr->isr_rates, sr->isr_nrates)
3213                         , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3214                         , sr->isr_intval
3215                         , getcaps(sr->isr_capinfo)
3216                 );
3217                 printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3218                     sr->isr_ie_len, 24);
3219                 printf("\n");
3220                 cp += sr->isr_len, len -= sr->isr_len;
3221         } while (len >= sizeof(struct ieee80211req_scan_result));
3222 }
3223
3224 static void
3225 scan_and_wait(int s)
3226 {
3227         struct ieee80211_scan_req sr;
3228         struct ieee80211req ireq;
3229         int sroute;
3230
3231         sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3232         if (sroute < 0) {
3233                 perror("socket(PF_ROUTE,SOCK_RAW)");
3234                 return;
3235         }
3236         (void) memset(&ireq, 0, sizeof(ireq));
3237         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
3238         ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3239
3240         memset(&sr, 0, sizeof(sr));
3241         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3242                     | IEEE80211_IOC_SCAN_BGSCAN
3243                     | IEEE80211_IOC_SCAN_NOPICK
3244                     | IEEE80211_IOC_SCAN_ONCE;
3245         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3246         sr.sr_nssid = 0;
3247
3248         ireq.i_data = &sr;
3249         ireq.i_len = sizeof(sr);
3250         /*
3251          * NB: only root can trigger a scan so ignore errors. Also ignore
3252          * possible errors from net80211, even if no new scan could be
3253          * started there might still be a valid scan cache.
3254          */
3255         if (ioctl(s, SIOCS80211, &ireq) == 0) {
3256                 char buf[2048];
3257                 struct if_announcemsghdr *ifan;
3258                 struct rt_msghdr *rtm;
3259
3260                 do {
3261                         if (read(sroute, buf, sizeof(buf)) < 0) {
3262                                 perror("read(PF_ROUTE)");
3263                                 break;
3264                         }
3265                         rtm = (struct rt_msghdr *) buf;
3266                         if (rtm->rtm_version != RTM_VERSION)
3267                                 break;
3268                         ifan = (struct if_announcemsghdr *) rtm;
3269                 } while (rtm->rtm_type != RTM_IEEE80211 ||
3270                     ifan->ifan_what != RTM_IEEE80211_SCAN);
3271         }
3272         close(sroute);
3273 }
3274
3275 static
3276 DECL_CMD_FUNC(set80211scan, val, d)
3277 {
3278         scan_and_wait(s);
3279         list_scan(s);
3280 }
3281
3282 static enum ieee80211_opmode get80211opmode(int s);
3283
3284 static int
3285 gettxseq(const struct ieee80211req_sta_info *si)
3286 {
3287         int i, txseq;
3288
3289         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3290                 return si->isi_txseqs[0];
3291         /* XXX not right but usually what folks want */
3292         txseq = 0;
3293         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3294                 if (si->isi_txseqs[i] > txseq)
3295                         txseq = si->isi_txseqs[i];
3296         return txseq;
3297 }
3298
3299 static int
3300 getrxseq(const struct ieee80211req_sta_info *si)
3301 {
3302         int i, rxseq;
3303
3304         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3305                 return si->isi_rxseqs[0];
3306         /* XXX not right but usually what folks want */
3307         rxseq = 0;
3308         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3309                 if (si->isi_rxseqs[i] > rxseq)
3310                         rxseq = si->isi_rxseqs[i];
3311         return rxseq;
3312 }
3313
3314 static void
3315 list_stations(int s)
3316 {
3317         union {
3318                 struct ieee80211req_sta_req req;
3319                 uint8_t buf[24*1024];
3320         } u;
3321         enum ieee80211_opmode opmode = get80211opmode(s);
3322         const uint8_t *cp;
3323         int len;
3324
3325         /* broadcast address =>'s get all stations */
3326         (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3327         if (opmode == IEEE80211_M_STA) {
3328                 /*
3329                  * Get information about the associated AP.
3330                  */
3331                 (void) get80211(s, IEEE80211_IOC_BSSID,
3332                     u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3333         }
3334         if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3335                 errx(1, "unable to get station information");
3336         if (len < sizeof(struct ieee80211req_sta_info))
3337                 return;
3338
3339         getchaninfo(s);
3340
3341         if (opmode == IEEE80211_M_MBSS)
3342                 printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3343                         , "ADDR"
3344                         , "CHAN"
3345                         , "LOCAL"
3346                         , "PEER"
3347                         , "STATE"
3348                         , "RATE"
3349                         , "RSSI"
3350                         , "IDLE"
3351                         , "TXSEQ"
3352                         , "RXSEQ"
3353                 );
3354         else
3355                 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3356                         , "ADDR"
3357                         , "AID"
3358                         , "CHAN"
3359                         , "RATE"
3360                         , "RSSI"
3361                         , "IDLE"
3362                         , "TXSEQ"
3363                         , "RXSEQ"
3364                         , "CAPS"
3365                         , "FLAG"
3366                 );
3367         cp = (const uint8_t *) u.req.info;
3368         do {
3369                 const struct ieee80211req_sta_info *si;
3370
3371                 si = (const struct ieee80211req_sta_info *) cp;
3372                 if (si->isi_len < sizeof(*si))
3373                         break;
3374                 if (opmode == IEEE80211_M_MBSS)
3375                         printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3376                                 , ether_ntoa((const struct ether_addr*)
3377                                     si->isi_macaddr)
3378                                 , ieee80211_mhz2ieee(si->isi_freq,
3379                                     si->isi_flags)
3380                                 , si->isi_localid
3381                                 , si->isi_peerid
3382                                 , mesh_linkstate_string(si->isi_peerstate)
3383                                 , si->isi_txmbps/2
3384                                 , si->isi_rssi/2.
3385                                 , si->isi_inact
3386                                 , gettxseq(si)
3387                                 , getrxseq(si)
3388                         );
3389                 else
3390                         printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3391                                 , ether_ntoa((const struct ether_addr*)
3392                                     si->isi_macaddr)
3393                                 , IEEE80211_AID(si->isi_associd)
3394                                 , ieee80211_mhz2ieee(si->isi_freq,
3395                                     si->isi_flags)
3396                                 , si->isi_txmbps/2
3397                                 , si->isi_rssi/2.
3398                                 , si->isi_inact
3399                                 , gettxseq(si)
3400                                 , getrxseq(si)
3401                                 , getcaps(si->isi_capinfo)
3402                                 , getflags(si->isi_state)
3403                         );
3404                 printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3405                 printmimo(&si->isi_mimo);
3406                 printf("\n");
3407                 cp += si->isi_len, len -= si->isi_len;
3408         } while (len >= sizeof(struct ieee80211req_sta_info));
3409 }
3410
3411 static const char *
3412 mesh_linkstate_string(uint8_t state)
3413 {
3414         static const char *state_names[] = {
3415             [0] = "IDLE",
3416             [1] = "OPEN-TX",
3417             [2] = "OPEN-RX",
3418             [3] = "CONF-RX",
3419             [4] = "ESTAB",
3420             [5] = "HOLDING",
3421         };
3422
3423         if (state >= nitems(state_names)) {
3424                 static char buf[10];
3425                 snprintf(buf, sizeof(buf), "#%u", state);
3426                 return buf;
3427         } else
3428                 return state_names[state];
3429 }
3430
3431 static const char *
3432 get_chaninfo(const struct ieee80211_channel *c, int precise,
3433         char buf[], size_t bsize)
3434 {
3435         buf[0] = '\0';
3436         if (IEEE80211_IS_CHAN_FHSS(c))
3437                 strlcat(buf, " FHSS", bsize);
3438         if (IEEE80211_IS_CHAN_A(c))
3439                 strlcat(buf, " 11a", bsize);
3440         else if (IEEE80211_IS_CHAN_ANYG(c))
3441                 strlcat(buf, " 11g", bsize);
3442         else if (IEEE80211_IS_CHAN_B(c))
3443                 strlcat(buf, " 11b", bsize);
3444         if (IEEE80211_IS_CHAN_HALF(c))
3445                 strlcat(buf, "/10MHz", bsize);
3446         if (IEEE80211_IS_CHAN_QUARTER(c))
3447                 strlcat(buf, "/5MHz", bsize);
3448         if (IEEE80211_IS_CHAN_TURBO(c))
3449                 strlcat(buf, " Turbo", bsize);
3450         if (precise) {
3451                 if (IEEE80211_IS_CHAN_HT20(c))
3452                         strlcat(buf, " ht/20", bsize);
3453                 else if (IEEE80211_IS_CHAN_HT40D(c))
3454                         strlcat(buf, " ht/40-", bsize);
3455                 else if (IEEE80211_IS_CHAN_HT40U(c))
3456                         strlcat(buf, " ht/40+", bsize);
3457         } else {
3458                 if (IEEE80211_IS_CHAN_HT(c))
3459                         strlcat(buf, " ht", bsize);
3460         }
3461         return buf;
3462 }
3463
3464 static void
3465 print_chaninfo(const struct ieee80211_channel *c, int verb)
3466 {
3467         char buf[14];
3468
3469         if (verb)
3470                 printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3471                     ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3472                     IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3473                     IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3474                     IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3475                     IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3476                     IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3477                     get_chaninfo(c, verb, buf, sizeof(buf)));
3478         else
3479         printf("Channel %3u : %u%c MHz%-14.14s",
3480             ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3481             IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3482             get_chaninfo(c, verb, buf, sizeof(buf)));
3483
3484 }
3485
3486 static int
3487 chanpref(const struct ieee80211_channel *c)
3488 {
3489         if (IEEE80211_IS_CHAN_HT40(c))
3490                 return 40;
3491         if (IEEE80211_IS_CHAN_HT20(c))
3492                 return 30;
3493         if (IEEE80211_IS_CHAN_HALF(c))
3494                 return 10;
3495         if (IEEE80211_IS_CHAN_QUARTER(c))
3496                 return 5;
3497         if (IEEE80211_IS_CHAN_TURBO(c))
3498                 return 25;
3499         if (IEEE80211_IS_CHAN_A(c))
3500                 return 20;
3501         if (IEEE80211_IS_CHAN_G(c))
3502                 return 20;
3503         if (IEEE80211_IS_CHAN_B(c))
3504                 return 15;
3505         if (IEEE80211_IS_CHAN_PUREG(c))
3506                 return 15;
3507         return 0;
3508 }
3509
3510 static void
3511 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3512         int allchans, int verb)
3513 {
3514         struct ieee80211req_chaninfo *achans;
3515         uint8_t reported[IEEE80211_CHAN_BYTES];
3516         const struct ieee80211_channel *c;
3517         int i, half;
3518
3519         achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3520         if (achans == NULL)
3521                 errx(1, "no space for active channel list");
3522         achans->ic_nchans = 0;
3523         memset(reported, 0, sizeof(reported));
3524         if (!allchans) {
3525                 struct ieee80211req_chanlist active;
3526
3527                 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3528                         errx(1, "unable to get active channel list");
3529                 for (i = 0; i < chans->ic_nchans; i++) {
3530                         c = &chans->ic_chans[i];
3531                         if (!isset(active.ic_channels, c->ic_ieee))
3532                                 continue;
3533                         /*
3534                          * Suppress compatible duplicates unless
3535                          * verbose.  The kernel gives us it's
3536                          * complete channel list which has separate
3537                          * entries for 11g/11b and 11a/turbo.
3538                          */
3539                         if (isset(reported, c->ic_ieee) && !verb) {
3540                                 /* XXX we assume duplicates are adjacent */
3541                                 achans->ic_chans[achans->ic_nchans-1] = *c;
3542                         } else {
3543                                 achans->ic_chans[achans->ic_nchans++] = *c;
3544                                 setbit(reported, c->ic_ieee);
3545                         }
3546                 }
3547         } else {
3548                 for (i = 0; i < chans->ic_nchans; i++) {
3549                         c = &chans->ic_chans[i];
3550                         /* suppress duplicates as above */
3551                         if (isset(reported, c->ic_ieee) && !verb) {
3552                                 /* XXX we assume duplicates are adjacent */
3553                                 struct ieee80211_channel *a =
3554                                     &achans->ic_chans[achans->ic_nchans-1];
3555                                 if (chanpref(c) > chanpref(a))
3556                                         *a = *c;
3557                         } else {
3558                                 achans->ic_chans[achans->ic_nchans++] = *c;
3559                                 setbit(reported, c->ic_ieee);
3560                         }
3561                 }
3562         }
3563         half = achans->ic_nchans / 2;
3564         if (achans->ic_nchans % 2)
3565                 half++;
3566
3567         for (i = 0; i < achans->ic_nchans / 2; i++) {
3568                 print_chaninfo(&achans->ic_chans[i], verb);
3569                 print_chaninfo(&achans->ic_chans[half+i], verb);
3570                 printf("\n");
3571         }
3572         if (achans->ic_nchans % 2) {
3573                 print_chaninfo(&achans->ic_chans[i], verb);
3574                 printf("\n");
3575         }
3576         free(achans);
3577 }
3578
3579 static void
3580 list_channels(int s, int allchans)
3581 {
3582         getchaninfo(s);
3583         print_channels(s, chaninfo, allchans, verbose);
3584 }
3585
3586 static void
3587 print_txpow(const struct ieee80211_channel *c)
3588 {
3589         printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3590             c->ic_ieee, c->ic_freq,
3591             c->ic_maxpower/2., c->ic_maxregpower);
3592 }
3593
3594 static void
3595 print_txpow_verbose(const struct ieee80211_channel *c)
3596 {
3597         print_chaninfo(c, 1);
3598         printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3599             c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3600         /* indicate where regulatory cap limits power use */
3601         if (c->ic_maxpower > 2*c->ic_maxregpower)
3602                 printf(" <");
3603 }
3604
3605 static void
3606 list_txpow(int s)
3607 {
3608         struct ieee80211req_chaninfo *achans;
3609         uint8_t reported[IEEE80211_CHAN_BYTES];
3610         struct ieee80211_channel *c, *prev;
3611         int i, half;
3612
3613         getchaninfo(s);
3614         achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3615         if (achans == NULL)
3616                 errx(1, "no space for active channel list");
3617         achans->ic_nchans = 0;
3618         memset(reported, 0, sizeof(reported));
3619         for (i = 0; i < chaninfo->ic_nchans; i++) {
3620                 c = &chaninfo->ic_chans[i];
3621                 /* suppress duplicates as above */
3622                 if (isset(reported, c->ic_ieee) && !verbose) {
3623                         /* XXX we assume duplicates are adjacent */
3624                         assert(achans->ic_nchans > 0);
3625                         prev = &achans->ic_chans[achans->ic_nchans-1];
3626                         /* display highest power on channel */
3627                         if (c->ic_maxpower > prev->ic_maxpower)
3628                                 *prev = *c;
3629                 } else {
3630                         achans->ic_chans[achans->ic_nchans++] = *c;
3631                         setbit(reported, c->ic_ieee);
3632                 }
3633         }
3634         if (!verbose) {
3635                 half = achans->ic_nchans / 2;
3636                 if (achans->ic_nchans % 2)
3637                         half++;
3638
3639                 for (i = 0; i < achans->ic_nchans / 2; i++) {
3640                         print_txpow(&achans->ic_chans[i]);
3641                         print_txpow(&achans->ic_chans[half+i]);
3642                         printf("\n");
3643                 }
3644                 if (achans->ic_nchans % 2) {
3645                         print_txpow(&achans->ic_chans[i]);
3646                         printf("\n");
3647                 }
3648         } else {
3649                 for (i = 0; i < achans->ic_nchans; i++) {
3650                         print_txpow_verbose(&achans->ic_chans[i]);
3651                         printf("\n");
3652                 }
3653         }
3654         free(achans);
3655 }
3656
3657 static void
3658 list_keys(int s)
3659 {
3660 }
3661
3662 #define IEEE80211_C_BITS \
3663         "\20\1STA\002803ENCAP\7FF\10TURBOP\11IBSS\12PMGT" \
3664         "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \
3665         "\21MONITOR\22DFS\23MBSS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \
3666         "\37TXFRAG\40TDMA"
3667
3668 static void
3669 list_capabilities(int s)
3670 {
3671         struct ieee80211_devcaps_req *dc;
3672
3673         if (verbose)
3674                 dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3675         else
3676                 dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3677         if (dc == NULL)
3678                 errx(1, "no space for device capabilities");
3679         dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3680         getdevcaps(s, dc);
3681         printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3682         if (dc->dc_cryptocaps != 0 || verbose) {
3683                 putchar('\n');
3684                 printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3685         }
3686         if (dc->dc_htcaps != 0 || verbose) {
3687                 putchar('\n');
3688                 printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3689         }
3690         putchar('\n');
3691         if (verbose) {
3692                 chaninfo = &dc->dc_chaninfo;    /* XXX */
3693                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3694         }
3695         free(dc);
3696 }
3697
3698 static int
3699 get80211wme(int s, int param, int ac, int *val)
3700 {
3701         struct ieee80211req ireq;
3702
3703         (void) memset(&ireq, 0, sizeof(ireq));
3704         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
3705         ireq.i_type = param;
3706         ireq.i_len = ac;
3707         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3708                 warn("cannot get WME parameter %d, ac %d%s",
3709                     param, ac & IEEE80211_WMEPARAM_VAL,
3710                     ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3711                 return -1;
3712         }
3713         *val = ireq.i_val;
3714         return 0;
3715 }
3716
3717 static void
3718 list_wme_aci(int s, const char *tag, int ac)
3719 {
3720         int val;
3721
3722         printf("\t%s", tag);
3723
3724         /* show WME BSS parameters */
3725         if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3726                 printf(" cwmin %2u", val);
3727         if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3728                 printf(" cwmax %2u", val);
3729         if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3730                 printf(" aifs %2u", val);
3731         if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3732                 printf(" txopLimit %3u", val);
3733         if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3734                 if (val)
3735                         printf(" acm");
3736                 else if (verbose)
3737                         printf(" -acm");
3738         }
3739         /* !BSS only */
3740         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3741                 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3742                         if (!val)
3743                                 printf(" -ack");
3744                         else if (verbose)
3745                                 printf(" ack");
3746                 }
3747         }
3748         printf("\n");
3749 }
3750
3751 static void
3752 list_wme(int s)
3753 {
3754         static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3755         int ac;
3756
3757         if (verbose) {
3758                 /* display both BSS and local settings */
3759                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3760         again:
3761                         if (ac & IEEE80211_WMEPARAM_BSS)
3762                                 list_wme_aci(s, "     ", ac);
3763                         else
3764                                 list_wme_aci(s, acnames[ac], ac);
3765                         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3766                                 ac |= IEEE80211_WMEPARAM_BSS;
3767                                 goto again;
3768                         } else
3769                                 ac &= ~IEEE80211_WMEPARAM_BSS;
3770                 }
3771         } else {
3772                 /* display only channel settings */
3773                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3774                         list_wme_aci(s, acnames[ac], ac);
3775         }
3776 }
3777
3778 static void
3779 list_roam(int s)
3780 {
3781         const struct ieee80211_roamparam *rp;
3782         int mode;
3783
3784         getroam(s);
3785         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3786                 rp = &roamparams.params[mode];
3787                 if (rp->rssi == 0 && rp->rate == 0)
3788                         continue;
3789                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3790                         if (rp->rssi & 1)
3791                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3792                                     modename[mode], rp->rssi/2,
3793                                     rp->rate &~ IEEE80211_RATE_MCS);
3794                         else
3795                                 LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3796                                     modename[mode], rp->rssi/2,
3797                                     rp->rate &~ IEEE80211_RATE_MCS);
3798                 } else {
3799                         if (rp->rssi & 1)
3800                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3801                                     modename[mode], rp->rssi/2, rp->rate/2);
3802                         else
3803                                 LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3804                                     modename[mode], rp->rssi/2, rp->rate/2);
3805                 }
3806         }
3807 }
3808
3809 /* XXX TODO: rate-to-string method... */
3810 static const char*
3811 get_mcs_mbs_rate_str(uint8_t rate)
3812 {
3813         return (rate & IEEE80211_RATE_MCS) ? "MCS " : "Mb/s";
3814 }
3815
3816 static uint8_t
3817 get_rate_value(uint8_t rate)
3818 {
3819         if (rate & IEEE80211_RATE_MCS)
3820                 return (rate &~ IEEE80211_RATE_MCS);
3821         return (rate / 2);
3822 }
3823
3824 static void
3825 list_txparams(int s)
3826 {
3827         const struct ieee80211_txparam *tp;
3828         int mode;
3829
3830         gettxparams(s);
3831         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3832                 tp = &txparams.params[mode];
3833                 if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3834                         continue;
3835                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3836                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3837                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u %s "
3838                                     "mcast %2u %s maxretry %u",
3839                                     modename[mode],
3840                                     get_rate_value(tp->mgmtrate),
3841                                     get_mcs_mbs_rate_str(tp->mgmtrate),
3842                                     get_rate_value(tp->mcastrate),
3843                                     get_mcs_mbs_rate_str(tp->mcastrate),
3844                                     tp->maxretry);
3845                         else
3846                                 LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u %s "
3847                                     "mcast %2u %s maxretry %u",
3848                                     modename[mode],
3849                                     tp->ucastrate &~ IEEE80211_RATE_MCS,
3850                                     get_rate_value(tp->mgmtrate),
3851                                     get_mcs_mbs_rate_str(tp->mgmtrate),
3852                                     get_rate_value(tp->mcastrate),
3853                                     get_mcs_mbs_rate_str(tp->mcastrate),
3854                                     tp->maxretry);
3855                 } else {
3856                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3857                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3858                                     "mcast %2u Mb/s maxretry %u",
3859                                     modename[mode],
3860                                     tp->mgmtrate/2,
3861                                     tp->mcastrate/2, tp->maxretry);
3862                         else
3863                                 LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3864                                     "mcast %2u Mb/s maxretry %u",
3865                                     modename[mode],
3866                                     tp->ucastrate/2, tp->mgmtrate/2,
3867                                     tp->mcastrate/2, tp->maxretry);
3868                 }
3869         }
3870 }
3871
3872 static void
3873 printpolicy(int policy)
3874 {
3875         switch (policy) {
3876         case IEEE80211_MACCMD_POLICY_OPEN:
3877                 printf("policy: open\n");
3878                 break;
3879         case IEEE80211_MACCMD_POLICY_ALLOW:
3880                 printf("policy: allow\n");
3881                 break;
3882         case IEEE80211_MACCMD_POLICY_DENY:
3883                 printf("policy: deny\n");
3884                 break;
3885         case IEEE80211_MACCMD_POLICY_RADIUS:
3886                 printf("policy: radius\n");
3887                 break;
3888         default:
3889                 printf("policy: unknown (%u)\n", policy);
3890                 break;
3891         }
3892 }
3893
3894 static void
3895 list_mac(int s)
3896 {
3897         struct ieee80211req ireq;
3898         struct ieee80211req_maclist *acllist;
3899         int i, nacls, policy, len;
3900         uint8_t *data;
3901         char c;
3902
3903         (void) memset(&ireq, 0, sizeof(ireq));
3904         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
3905         ireq.i_type = IEEE80211_IOC_MACCMD;
3906         ireq.i_val = IEEE80211_MACCMD_POLICY;
3907         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3908                 if (errno == EINVAL) {
3909                         printf("No acl policy loaded\n");
3910                         return;
3911                 }
3912                 err(1, "unable to get mac policy");
3913         }
3914         policy = ireq.i_val;
3915         if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
3916                 c = '*';
3917         } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
3918                 c = '+';
3919         } else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
3920                 c = '-';
3921         } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
3922                 c = 'r';                /* NB: should never have entries */
3923         } else {
3924                 printf("policy: unknown (%u)\n", policy);
3925                 c = '?';
3926         }
3927         if (verbose || c == '?')
3928                 printpolicy(policy);
3929
3930         ireq.i_val = IEEE80211_MACCMD_LIST;
3931         ireq.i_len = 0;
3932         if (ioctl(s, SIOCG80211, &ireq) < 0)
3933                 err(1, "unable to get mac acl list size");
3934         if (ireq.i_len == 0) {          /* NB: no acls */
3935                 if (!(verbose || c == '?'))
3936                         printpolicy(policy);
3937                 return;
3938         }
3939         len = ireq.i_len;
3940
3941         data = malloc(len);
3942         if (data == NULL)
3943                 err(1, "out of memory for acl list");
3944
3945         ireq.i_data = data;
3946         if (ioctl(s, SIOCG80211, &ireq) < 0)
3947                 err(1, "unable to get mac acl list");
3948         nacls = len / sizeof(*acllist);
3949         acllist = (struct ieee80211req_maclist *) data;
3950         for (i = 0; i < nacls; i++)
3951                 printf("%c%s\n", c, ether_ntoa(
3952                         (const struct ether_addr *) acllist[i].ml_macaddr));
3953         free(data);
3954 }
3955
3956 static void
3957 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
3958 {
3959         if ((reg->regdomain != 0 &&
3960             reg->regdomain != reg->country) || verb) {
3961                 const struct regdomain *rd =
3962                     lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
3963                 if (rd == NULL)
3964                         LINE_CHECK("regdomain %d", reg->regdomain);
3965                 else
3966                         LINE_CHECK("regdomain %s", rd->name);
3967         }
3968         if (reg->country != 0 || verb) {
3969                 const struct country *cc =
3970                     lib80211_country_findbycc(getregdata(), reg->country);
3971                 if (cc == NULL)
3972                         LINE_CHECK("country %d", reg->country);
3973                 else
3974                         LINE_CHECK("country %s", cc->isoname);
3975         }
3976         if (reg->location == 'I')
3977                 LINE_CHECK("indoor");
3978         else if (reg->location == 'O')
3979                 LINE_CHECK("outdoor");
3980         else if (verb)
3981                 LINE_CHECK("anywhere");
3982         if (reg->ecm)
3983                 LINE_CHECK("ecm");
3984         else if (verb)
3985                 LINE_CHECK("-ecm");
3986 }
3987
3988 static void
3989 list_regdomain(int s, int channelsalso)
3990 {
3991         getregdomain(s);
3992         if (channelsalso) {
3993                 getchaninfo(s);
3994                 spacer = ':';
3995                 print_regdomain(&regdomain, 1);
3996                 LINE_BREAK();
3997                 print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
3998         } else
3999                 print_regdomain(&regdomain, verbose);
4000 }
4001
4002 static void
4003 list_mesh(int s)
4004 {
4005         struct ieee80211req ireq;
4006         struct ieee80211req_mesh_route routes[128];
4007         struct ieee80211req_mesh_route *rt;
4008
4009         (void) memset(&ireq, 0, sizeof(ireq));
4010         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4011         ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
4012         ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
4013         ireq.i_data = &routes;
4014         ireq.i_len = sizeof(routes);
4015         if (ioctl(s, SIOCG80211, &ireq) < 0)
4016                 err(1, "unable to get the Mesh routing table");
4017
4018         printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4019                 , "DEST"
4020                 , "NEXT HOP"
4021                 , "HOPS"
4022                 , "METRIC"
4023                 , "LIFETIME"
4024                 , "MSEQ"
4025                 , "FLAGS");
4026
4027         for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4028                 printf("%s ",
4029                     ether_ntoa((const struct ether_addr *)rt->imr_dest));
4030                 printf("%s %4u   %4u   %6u %6u    %c%c\n",
4031                         ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4032                         rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4033                         rt->imr_lastmseq,
4034                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_DISCOVER) ?
4035                             'D' :
4036                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4037                             'V' : '!',
4038                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4039                             'P' :
4040                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_GATE) ?
4041                             'G' :' ');
4042         }
4043 }
4044
4045 static
4046 DECL_CMD_FUNC(set80211list, arg, d)
4047 {
4048 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
4049
4050         LINE_INIT('\t');
4051
4052         if (iseq(arg, "sta"))
4053                 list_stations(s);
4054         else if (iseq(arg, "scan") || iseq(arg, "ap"))
4055                 list_scan(s);
4056         else if (iseq(arg, "chan") || iseq(arg, "freq"))
4057                 list_channels(s, 1);
4058         else if (iseq(arg, "active"))
4059                 list_channels(s, 0);
4060         else if (iseq(arg, "keys"))
4061                 list_keys(s);
4062         else if (iseq(arg, "caps"))
4063                 list_capabilities(s);
4064         else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4065                 list_wme(s);
4066         else if (iseq(arg, "mac"))
4067                 list_mac(s);
4068         else if (iseq(arg, "txpow"))
4069                 list_txpow(s);
4070         else if (iseq(arg, "roam"))
4071                 list_roam(s);
4072         else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4073                 list_txparams(s);
4074         else if (iseq(arg, "regdomain"))
4075                 list_regdomain(s, 1);
4076         else if (iseq(arg, "countries"))
4077                 list_countries();
4078         else if (iseq(arg, "mesh"))
4079                 list_mesh(s);
4080         else
4081                 errx(1, "Don't know how to list %s for %s", arg, name);
4082         LINE_BREAK();
4083 #undef iseq
4084 }
4085
4086 static enum ieee80211_opmode
4087 get80211opmode(int s)
4088 {
4089         struct ifmediareq ifmr;
4090
4091         (void) memset(&ifmr, 0, sizeof(ifmr));
4092         (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4093
4094         if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4095                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4096                         if (ifmr.ifm_current & IFM_FLAG0)
4097                                 return IEEE80211_M_AHDEMO;
4098                         else
4099                                 return IEEE80211_M_IBSS;
4100                 }
4101                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4102                         return IEEE80211_M_HOSTAP;
4103                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4104                         return IEEE80211_M_MONITOR;
4105                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4106                         return IEEE80211_M_MBSS;
4107         }
4108         return IEEE80211_M_STA;
4109 }
4110
4111 #if 0
4112 static void
4113 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4114 {
4115         switch (ireq->i_val) {
4116         case IEEE80211_CIPHER_WEP:
4117                 ireq->i_type = keylenop;
4118                 if (ioctl(s, SIOCG80211, ireq) != -1)
4119                         printf("WEP-%s",
4120                             ireq->i_len <= 5 ? "40" :
4121                             ireq->i_len <= 13 ? "104" : "128");
4122                 else
4123                         printf("WEP");
4124                 break;
4125         case IEEE80211_CIPHER_TKIP:
4126                 printf("TKIP");
4127                 break;
4128         case IEEE80211_CIPHER_AES_OCB:
4129                 printf("AES-OCB");
4130                 break;
4131         case IEEE80211_CIPHER_AES_CCM:
4132                 printf("AES-CCM");
4133                 break;
4134         case IEEE80211_CIPHER_CKIP:
4135                 printf("CKIP");
4136                 break;
4137         case IEEE80211_CIPHER_NONE:
4138                 printf("NONE");
4139                 break;
4140         default:
4141                 printf("UNKNOWN (0x%x)", ireq->i_val);
4142                 break;
4143         }
4144 }
4145 #endif
4146
4147 static void
4148 printkey(const struct ieee80211req_key *ik)
4149 {
4150         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4151         u_int keylen = ik->ik_keylen;
4152         int printcontents;
4153
4154         printcontents = printkeys &&
4155                 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4156         if (printcontents)
4157                 LINE_BREAK();
4158         switch (ik->ik_type) {
4159         case IEEE80211_CIPHER_WEP:
4160                 /* compatibility */
4161                 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4162                     keylen <= 5 ? "40-bit" :
4163                     keylen <= 13 ? "104-bit" : "128-bit");
4164                 break;
4165         case IEEE80211_CIPHER_TKIP:
4166                 if (keylen > 128/8)
4167                         keylen -= 128/8;        /* ignore MIC for now */
4168                 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4169                 break;
4170         case IEEE80211_CIPHER_AES_OCB:
4171                 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4172                 break;
4173         case IEEE80211_CIPHER_AES_CCM:
4174                 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4175                 break;
4176         case IEEE80211_CIPHER_CKIP:
4177                 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4178                 break;
4179         case IEEE80211_CIPHER_NONE:
4180                 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4181                 break;
4182         default:
4183                 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4184                         ik->ik_type, ik->ik_keyix+1, 8*keylen);
4185                 break;
4186         }
4187         if (printcontents) {
4188                 u_int i;
4189
4190                 printf(" <");
4191                 for (i = 0; i < keylen; i++)
4192                         printf("%02x", ik->ik_keydata[i]);
4193                 printf(">");
4194                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4195                     (ik->ik_keyrsc != 0 || verbose))
4196                         printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4197                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4198                     (ik->ik_keytsc != 0 || verbose))
4199                         printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4200                 if (ik->ik_flags != 0 && verbose) {
4201                         const char *sep = " ";
4202
4203                         if (ik->ik_flags & IEEE80211_KEY_XMIT)
4204                                 printf("%stx", sep), sep = "+";
4205                         if (ik->ik_flags & IEEE80211_KEY_RECV)
4206                                 printf("%srx", sep), sep = "+";
4207                         if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4208                                 printf("%sdef", sep), sep = "+";
4209                 }
4210                 LINE_BREAK();
4211         }
4212 }
4213
4214 static void
4215 printrate(const char *tag, int v, int defrate, int defmcs)
4216 {
4217         if ((v & IEEE80211_RATE_MCS) == 0) {
4218                 if (v != defrate) {
4219                         if (v & 1)
4220                                 LINE_CHECK("%s %d.5", tag, v/2);
4221                         else
4222                                 LINE_CHECK("%s %d", tag, v/2);
4223                 }
4224         } else {
4225                 if (v != defmcs)
4226                         LINE_CHECK("%s %d", tag, v &~ 0x80);
4227         }
4228 }
4229
4230 static int
4231 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4232 {
4233         struct ieee80211req ireq;
4234
4235         (void) memset(&ireq, 0, sizeof(ireq));
4236         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4237         ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4238         ireq.i_val = ix;
4239         ireq.i_data = data;
4240         ireq.i_len = len;
4241         if (ioctl(s, SIOCG80211, &ireq) < 0)
4242                 return -1;
4243         *plen = ireq.i_len;
4244         return 0;
4245 }
4246
4247 static void
4248 ieee80211_status(int s)
4249 {
4250         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4251         enum ieee80211_opmode opmode = get80211opmode(s);
4252         int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4253         uint8_t data[32];
4254         const struct ieee80211_channel *c;
4255         const struct ieee80211_roamparam *rp;
4256         const struct ieee80211_txparam *tp;
4257
4258         if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4259                 /* If we can't get the SSID, this isn't an 802.11 device. */
4260                 return;
4261         }
4262
4263         /*
4264          * Invalidate cached state so printing status for multiple
4265          * if's doesn't reuse the first interfaces' cached state.
4266          */
4267         gotcurchan = 0;
4268         gotroam = 0;
4269         gottxparams = 0;
4270         gothtconf = 0;
4271         gotregdomain = 0;
4272
4273         printf("\t");
4274         if (opmode == IEEE80211_M_MBSS) {
4275                 printf("meshid ");
4276                 getid(s, 0, data, sizeof(data), &len, 1);
4277                 print_string(data, len);
4278         } else {
4279                 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4280                         num = 0;
4281                 printf("ssid ");
4282                 if (num > 1) {
4283                         for (i = 0; i < num; i++) {
4284                                 if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4285                                         printf(" %d:", i + 1);
4286                                         print_string(data, len);
4287                                 }
4288                         }
4289                 } else
4290                         print_string(data, len);
4291         }
4292         c = getcurchan(s);
4293         if (c->ic_freq != IEEE80211_CHAN_ANY) {
4294                 char buf[14];
4295                 printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4296                         get_chaninfo(c, 1, buf, sizeof(buf)));
4297         } else if (verbose)
4298                 printf(" channel UNDEF");
4299
4300         if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4301             (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4302                 printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4303
4304         if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4305                 printf("\n\tstationname ");
4306                 print_string(data, len);
4307         }
4308
4309         spacer = ' ';           /* force first break */
4310         LINE_BREAK();
4311
4312         list_regdomain(s, 0);
4313
4314         wpa = 0;
4315         if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4316                 switch (val) {
4317                 case IEEE80211_AUTH_NONE:
4318                         LINE_CHECK("authmode NONE");
4319                         break;
4320                 case IEEE80211_AUTH_OPEN:
4321                         LINE_CHECK("authmode OPEN");
4322                         break;
4323                 case IEEE80211_AUTH_SHARED:
4324                         LINE_CHECK("authmode SHARED");
4325                         break;
4326                 case IEEE80211_AUTH_8021X:
4327                         LINE_CHECK("authmode 802.1x");
4328                         break;
4329                 case IEEE80211_AUTH_WPA:
4330                         if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4331                                 wpa = 1;        /* default to WPA1 */
4332                         switch (wpa) {
4333                         case 2:
4334                                 LINE_CHECK("authmode WPA2/802.11i");
4335                                 break;
4336                         case 3:
4337                                 LINE_CHECK("authmode WPA1+WPA2/802.11i");
4338                                 break;
4339                         default:
4340                                 LINE_CHECK("authmode WPA");
4341                                 break;
4342                         }
4343                         break;
4344                 case IEEE80211_AUTH_AUTO:
4345                         LINE_CHECK("authmode AUTO");
4346                         break;
4347                 default:
4348                         LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4349                         break;
4350                 }
4351         }
4352
4353         if (wpa || verbose) {
4354                 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4355                         if (val)
4356                                 LINE_CHECK("wps");
4357                         else if (verbose)
4358                                 LINE_CHECK("-wps");
4359                 }
4360                 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4361                         if (val)
4362                                 LINE_CHECK("tsn");
4363                         else if (verbose)
4364                                 LINE_CHECK("-tsn");
4365                 }
4366                 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4367                         if (val)
4368                                 LINE_CHECK("countermeasures");
4369                         else if (verbose)
4370                                 LINE_CHECK("-countermeasures");
4371                 }
4372 #if 0
4373                 /* XXX not interesting with WPA done in user space */
4374                 ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4375                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4376                 }
4377
4378                 ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4379                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4380                         LINE_CHECK("mcastcipher ");
4381                         printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4382                         spacer = ' ';
4383                 }
4384
4385                 ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4386                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4387                         LINE_CHECK("ucastcipher ");
4388                         printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4389                 }
4390
4391                 if (wpa & 2) {
4392                         ireq.i_type = IEEE80211_IOC_RSNCAPS;
4393                         if (ioctl(s, SIOCG80211, &ireq) != -1) {
4394                                 LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4395                                 spacer = ' ';
4396                         }
4397                 }
4398
4399                 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4400                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4401                 }
4402 #endif
4403         }
4404
4405         if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4406             wepmode != IEEE80211_WEP_NOSUP) {
4407
4408                 switch (wepmode) {
4409                 case IEEE80211_WEP_OFF:
4410                         LINE_CHECK("privacy OFF");
4411                         break;
4412                 case IEEE80211_WEP_ON:
4413                         LINE_CHECK("privacy ON");
4414                         break;
4415                 case IEEE80211_WEP_MIXED:
4416                         LINE_CHECK("privacy MIXED");
4417                         break;
4418                 default:
4419                         LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4420                         break;
4421                 }
4422
4423                 /*
4424                  * If we get here then we've got WEP support so we need
4425                  * to print WEP status.
4426                  */
4427
4428                 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4429                         warn("WEP support, but no tx key!");
4430                         goto end;
4431                 }
4432                 if (val != -1)
4433                         LINE_CHECK("deftxkey %d", val+1);
4434                 else if (wepmode != IEEE80211_WEP_OFF || verbose)
4435                         LINE_CHECK("deftxkey UNDEF");
4436
4437                 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4438                         warn("WEP support, but no NUMWEPKEYS support!");
4439                         goto end;
4440                 }
4441
4442                 for (i = 0; i < num; i++) {
4443                         struct ieee80211req_key ik;
4444
4445                         memset(&ik, 0, sizeof(ik));
4446                         ik.ik_keyix = i;
4447                         if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4448                                 warn("WEP support, but can get keys!");
4449                                 goto end;
4450                         }
4451                         if (ik.ik_keylen != 0) {
4452                                 if (verbose)
4453                                         LINE_BREAK();
4454                                 printkey(&ik);
4455                         }
4456                 }
4457 end:
4458                 ;
4459         }
4460
4461         if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4462             val != IEEE80211_POWERSAVE_NOSUP ) {
4463                 if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4464                         switch (val) {
4465                         case IEEE80211_POWERSAVE_OFF:
4466                                 LINE_CHECK("powersavemode OFF");
4467                                 break;
4468                         case IEEE80211_POWERSAVE_CAM:
4469                                 LINE_CHECK("powersavemode CAM");
4470                                 break;
4471                         case IEEE80211_POWERSAVE_PSP:
4472                                 LINE_CHECK("powersavemode PSP");
4473                                 break;
4474                         case IEEE80211_POWERSAVE_PSP_CAM:
4475                                 LINE_CHECK("powersavemode PSP-CAM");
4476                                 break;
4477                         }
4478                         if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4479                                 LINE_CHECK("powersavesleep %d", val);
4480                 }
4481         }
4482
4483         if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4484                 if (val & 1)
4485                         LINE_CHECK("txpower %d.5", val/2);
4486                 else
4487                         LINE_CHECK("txpower %d", val/2);
4488         }
4489         if (verbose) {
4490                 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4491                         LINE_CHECK("txpowmax %.1f", val/2.);
4492         }
4493
4494         if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4495                 if (val)
4496                         LINE_CHECK("dotd");
4497                 else if (verbose)
4498                         LINE_CHECK("-dotd");
4499         }
4500
4501         if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4502                 if (val != IEEE80211_RTS_MAX || verbose)
4503                         LINE_CHECK("rtsthreshold %d", val);
4504         }
4505
4506         if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4507                 if (val != IEEE80211_FRAG_MAX || verbose)
4508                         LINE_CHECK("fragthreshold %d", val);
4509         }
4510         if (opmode == IEEE80211_M_STA || verbose) {
4511                 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4512                         if (val != IEEE80211_HWBMISS_MAX || verbose)
4513                                 LINE_CHECK("bmiss %d", val);
4514                 }
4515         }
4516
4517         if (!verbose) {
4518                 gettxparams(s);
4519                 tp = &txparams.params[chan2mode(c)];
4520                 printrate("ucastrate", tp->ucastrate,
4521                     IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4522                 printrate("mcastrate", tp->mcastrate, 2*1,
4523                     IEEE80211_RATE_MCS|0);
4524                 printrate("mgmtrate", tp->mgmtrate, 2*1,
4525                     IEEE80211_RATE_MCS|0);
4526                 if (tp->maxretry != 6)          /* XXX */
4527                         LINE_CHECK("maxretry %d", tp->maxretry);
4528         } else {
4529                 LINE_BREAK();
4530                 list_txparams(s);
4531         }
4532
4533         bgscaninterval = -1;
4534         (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4535
4536         if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4537                 if (val != bgscaninterval || verbose)
4538                         LINE_CHECK("scanvalid %u", val);
4539         }
4540
4541         bgscan = 0;
4542         if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4543                 if (bgscan)
4544                         LINE_CHECK("bgscan");
4545                 else if (verbose)
4546                         LINE_CHECK("-bgscan");
4547         }
4548         if (bgscan || verbose) {
4549                 if (bgscaninterval != -1)
4550                         LINE_CHECK("bgscanintvl %u", bgscaninterval);
4551                 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4552                         LINE_CHECK("bgscanidle %u", val);
4553                 if (!verbose) {
4554                         getroam(s);
4555                         rp = &roamparams.params[chan2mode(c)];
4556                         if (rp->rssi & 1)
4557                                 LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4558                         else
4559                                 LINE_CHECK("roam:rssi %u", rp->rssi/2);
4560                         LINE_CHECK("roam:rate %s%u",
4561                             (rp->rate & IEEE80211_RATE_MCS) ? "MCS " : "",
4562                             get_rate_value(rp->rate));
4563                 } else {
4564                         LINE_BREAK();
4565                         list_roam(s);
4566                         LINE_BREAK();
4567                 }
4568         }
4569
4570         if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4571                 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4572                         if (val)
4573                                 LINE_CHECK("pureg");
4574                         else if (verbose)
4575                                 LINE_CHECK("-pureg");
4576                 }
4577                 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4578                         switch (val) {
4579                         case IEEE80211_PROTMODE_OFF:
4580                                 LINE_CHECK("protmode OFF");
4581                                 break;
4582                         case IEEE80211_PROTMODE_CTS:
4583                                 LINE_CHECK("protmode CTS");
4584                                 break;
4585                         case IEEE80211_PROTMODE_RTSCTS:
4586                                 LINE_CHECK("protmode RTSCTS");
4587                                 break;
4588                         default:
4589                                 LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4590                                 break;
4591                         }
4592                 }
4593         }
4594
4595         if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4596                 gethtconf(s);
4597                 switch (htconf & 3) {
4598                 case 0:
4599                 case 2:
4600                         LINE_CHECK("-ht");
4601                         break;
4602                 case 1:
4603                         LINE_CHECK("ht20");
4604                         break;
4605                 case 3:
4606                         if (verbose)
4607                                 LINE_CHECK("ht");
4608                         break;
4609                 }
4610                 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4611                         if (!val)
4612                                 LINE_CHECK("-htcompat");
4613                         else if (verbose)
4614                                 LINE_CHECK("htcompat");
4615                 }
4616                 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4617                         switch (val) {
4618                         case 0:
4619                                 LINE_CHECK("-ampdu");
4620                                 break;
4621                         case 1:
4622                                 LINE_CHECK("ampdutx -ampdurx");
4623                                 break;
4624                         case 2:
4625                                 LINE_CHECK("-ampdutx ampdurx");
4626                                 break;
4627                         case 3:
4628                                 if (verbose)
4629                                         LINE_CHECK("ampdu");
4630                                 break;
4631                         }
4632                 }
4633                 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4634                         switch (val) {
4635                         case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4636                                 LINE_CHECK("ampdulimit 8k");
4637                                 break;
4638                         case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4639                                 LINE_CHECK("ampdulimit 16k");
4640                                 break;
4641                         case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4642                                 LINE_CHECK("ampdulimit 32k");
4643                                 break;
4644                         case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4645                                 LINE_CHECK("ampdulimit 64k");
4646                                 break;
4647                         }
4648                 }
4649                 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4650                         switch (val) {
4651                         case IEEE80211_HTCAP_MPDUDENSITY_NA:
4652                                 if (verbose)
4653                                         LINE_CHECK("ampdudensity NA");
4654                                 break;
4655                         case IEEE80211_HTCAP_MPDUDENSITY_025:
4656                                 LINE_CHECK("ampdudensity .25");
4657                                 break;
4658                         case IEEE80211_HTCAP_MPDUDENSITY_05:
4659                                 LINE_CHECK("ampdudensity .5");
4660                                 break;
4661                         case IEEE80211_HTCAP_MPDUDENSITY_1:
4662                                 LINE_CHECK("ampdudensity 1");
4663                                 break;
4664                         case IEEE80211_HTCAP_MPDUDENSITY_2:
4665                                 LINE_CHECK("ampdudensity 2");
4666                                 break;
4667                         case IEEE80211_HTCAP_MPDUDENSITY_4:
4668                                 LINE_CHECK("ampdudensity 4");
4669                                 break;
4670                         case IEEE80211_HTCAP_MPDUDENSITY_8:
4671                                 LINE_CHECK("ampdudensity 8");
4672                                 break;
4673                         case IEEE80211_HTCAP_MPDUDENSITY_16:
4674                                 LINE_CHECK("ampdudensity 16");
4675                                 break;
4676                         }
4677                 }
4678                 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4679                         switch (val) {
4680                         case 0:
4681                                 LINE_CHECK("-amsdu");
4682                                 break;
4683                         case 1:
4684                                 LINE_CHECK("amsdutx -amsdurx");
4685                                 break;
4686                         case 2:
4687                                 LINE_CHECK("-amsdutx amsdurx");
4688                                 break;
4689                         case 3:
4690                                 if (verbose)
4691                                         LINE_CHECK("amsdu");
4692                                 break;
4693                         }
4694                 }
4695                 /* XXX amsdu limit */
4696                 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4697                         if (val)
4698                                 LINE_CHECK("shortgi");
4699                         else if (verbose)
4700                                 LINE_CHECK("-shortgi");
4701                 }
4702                 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4703                         if (val == IEEE80211_PROTMODE_OFF)
4704                                 LINE_CHECK("htprotmode OFF");
4705                         else if (val != IEEE80211_PROTMODE_RTSCTS)
4706                                 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4707                         else if (verbose)
4708                                 LINE_CHECK("htprotmode RTSCTS");
4709                 }
4710                 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4711                         if (val)
4712                                 LINE_CHECK("puren");
4713                         else if (verbose)
4714                                 LINE_CHECK("-puren");
4715                 }
4716                 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4717                         if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4718                                 LINE_CHECK("smpsdyn");
4719                         else if (val == IEEE80211_HTCAP_SMPS_ENA)
4720                                 LINE_CHECK("smps");
4721                         else if (verbose)
4722                                 LINE_CHECK("-smps");
4723                 }
4724                 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4725                         if (val)
4726                                 LINE_CHECK("rifs");
4727                         else if (verbose)
4728                                 LINE_CHECK("-rifs");
4729                 }
4730         }
4731
4732         if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4733                 if (wme)
4734                         LINE_CHECK("wme");
4735                 else if (verbose)
4736                         LINE_CHECK("-wme");
4737         } else
4738                 wme = 0;
4739
4740         if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4741                 if (val)
4742                         LINE_CHECK("burst");
4743                 else if (verbose)
4744                         LINE_CHECK("-burst");
4745         }
4746
4747         if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4748                 if (val)
4749                         LINE_CHECK("ff");
4750                 else if (verbose)
4751                         LINE_CHECK("-ff");
4752         }
4753         if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4754                 if (val)
4755                         LINE_CHECK("dturbo");
4756                 else if (verbose)
4757                         LINE_CHECK("-dturbo");
4758         }
4759         if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4760                 if (val)
4761                         LINE_CHECK("dwds");
4762                 else if (verbose)
4763                         LINE_CHECK("-dwds");
4764         }
4765
4766         if (opmode == IEEE80211_M_HOSTAP) {
4767                 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4768                         if (val)
4769                                 LINE_CHECK("hidessid");
4770                         else if (verbose)
4771                                 LINE_CHECK("-hidessid");
4772                 }
4773                 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4774                         if (!val)
4775                                 LINE_CHECK("-apbridge");
4776                         else if (verbose)
4777                                 LINE_CHECK("apbridge");
4778                 }
4779                 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4780                         LINE_CHECK("dtimperiod %u", val);
4781
4782                 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4783                         if (!val)
4784                                 LINE_CHECK("-doth");
4785                         else if (verbose)
4786                                 LINE_CHECK("doth");
4787                 }
4788                 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4789                         if (!val)
4790                                 LINE_CHECK("-dfs");
4791                         else if (verbose)
4792                                 LINE_CHECK("dfs");
4793                 }
4794                 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4795                         if (!val)
4796                                 LINE_CHECK("-inact");
4797                         else if (verbose)
4798                                 LINE_CHECK("inact");
4799                 }
4800         } else {
4801                 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4802                         if (val != IEEE80211_ROAMING_AUTO || verbose) {
4803                                 switch (val) {
4804                                 case IEEE80211_ROAMING_DEVICE:
4805                                         LINE_CHECK("roaming DEVICE");
4806                                         break;
4807                                 case IEEE80211_ROAMING_AUTO:
4808                                         LINE_CHECK("roaming AUTO");
4809                                         break;
4810                                 case IEEE80211_ROAMING_MANUAL:
4811                                         LINE_CHECK("roaming MANUAL");
4812                                         break;
4813                                 default:
4814                                         LINE_CHECK("roaming UNKNOWN (0x%x)",
4815                                                 val);
4816                                         break;
4817                                 }
4818                         }
4819                 }
4820         }
4821
4822         if (opmode == IEEE80211_M_AHDEMO) {
4823                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4824                         LINE_CHECK("tdmaslot %u", val);
4825                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4826                         LINE_CHECK("tdmaslotcnt %u", val);
4827                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4828                         LINE_CHECK("tdmaslotlen %u", val);
4829                 if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4830                         LINE_CHECK("tdmabintval %u", val);
4831         } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4832                 /* XXX default define not visible */
4833                 if (val != 100 || verbose)
4834                         LINE_CHECK("bintval %u", val);
4835         }
4836
4837         if (wme && verbose) {
4838                 LINE_BREAK();
4839                 list_wme(s);
4840         }
4841
4842         if (opmode == IEEE80211_M_MBSS) {
4843                 if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4844                         LINE_CHECK("meshttl %u", val);
4845                 }
4846                 if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4847                         if (val)
4848                                 LINE_CHECK("meshpeering");
4849                         else
4850                                 LINE_CHECK("-meshpeering");
4851                 }
4852                 if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4853                         if (val)
4854                                 LINE_CHECK("meshforward");
4855                         else
4856                                 LINE_CHECK("-meshforward");
4857                 }
4858                 if (get80211val(s, IEEE80211_IOC_MESH_GATE, &val) != -1) {
4859                         if (val)
4860                                 LINE_CHECK("meshgate");
4861                         else
4862                                 LINE_CHECK("-meshgate");
4863                 }
4864                 if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4865                     &len) != -1) {
4866                         data[len] = '\0';
4867                         LINE_CHECK("meshmetric %s", data);
4868                 }
4869                 if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
4870                     &len) != -1) {
4871                         data[len] = '\0';
4872                         LINE_CHECK("meshpath %s", data);
4873                 }
4874                 if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
4875                         switch (val) {
4876                         case IEEE80211_HWMP_ROOTMODE_DISABLED:
4877                                 LINE_CHECK("hwmprootmode DISABLED");
4878                                 break;
4879                         case IEEE80211_HWMP_ROOTMODE_NORMAL:
4880                                 LINE_CHECK("hwmprootmode NORMAL");
4881                                 break;
4882                         case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
4883                                 LINE_CHECK("hwmprootmode PROACTIVE");
4884                                 break;
4885                         case IEEE80211_HWMP_ROOTMODE_RANN:
4886                                 LINE_CHECK("hwmprootmode RANN");
4887                                 break;
4888                         default:
4889                                 LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
4890                                 break;
4891                         }
4892                 }
4893                 if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
4894                         LINE_CHECK("hwmpmaxhops %u", val);
4895                 }
4896         }
4897
4898         LINE_BREAK();
4899 }
4900
4901 static int
4902 get80211(int s, int type, void *data, int len)
4903 {
4904         struct ieee80211req ireq;
4905
4906         (void) memset(&ireq, 0, sizeof(ireq));
4907         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4908         ireq.i_type = type;
4909         ireq.i_data = data;
4910         ireq.i_len = len;
4911         return ioctl(s, SIOCG80211, &ireq);
4912 }
4913
4914 static int
4915 get80211len(int s, int type, void *data, int len, int *plen)
4916 {
4917         struct ieee80211req ireq;
4918
4919         (void) memset(&ireq, 0, sizeof(ireq));
4920         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4921         ireq.i_type = type;
4922         ireq.i_len = len;
4923         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4924         ireq.i_data = data;
4925         if (ioctl(s, SIOCG80211, &ireq) < 0)
4926                 return -1;
4927         *plen = ireq.i_len;
4928         return 0;
4929 }
4930
4931 static int
4932 get80211val(int s, int type, int *val)
4933 {
4934         struct ieee80211req ireq;
4935
4936         (void) memset(&ireq, 0, sizeof(ireq));
4937         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4938         ireq.i_type = type;
4939         if (ioctl(s, SIOCG80211, &ireq) < 0)
4940                 return -1;
4941         *val = ireq.i_val;
4942         return 0;
4943 }
4944
4945 static void
4946 set80211(int s, int type, int val, int len, void *data)
4947 {
4948         struct ieee80211req     ireq;
4949
4950         (void) memset(&ireq, 0, sizeof(ireq));
4951         (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name));
4952         ireq.i_type = type;
4953         ireq.i_val = val;
4954         ireq.i_len = len;
4955         assert(ireq.i_len == len);      /* NB: check for 16-bit truncation */
4956         ireq.i_data = data;
4957         if (ioctl(s, SIOCS80211, &ireq) < 0)
4958                 err(1, "SIOCS80211");
4959 }
4960
4961 static const char *
4962 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
4963 {
4964         int len;
4965         int hexstr;
4966         u_int8_t *p;
4967
4968         len = *lenp;
4969         p = buf;
4970         hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
4971         if (hexstr)
4972                 val += 2;
4973         for (;;) {
4974                 if (*val == '\0')
4975                         break;
4976                 if (sep != NULL && strchr(sep, *val) != NULL) {
4977                         val++;
4978                         break;
4979                 }
4980                 if (hexstr) {
4981                         if (!isxdigit((u_char)val[0])) {
4982                                 warnx("bad hexadecimal digits");
4983                                 return NULL;
4984                         }
4985                         if (!isxdigit((u_char)val[1])) {
4986                                 warnx("odd count hexadecimal digits");
4987                                 return NULL;
4988                         }
4989                 }
4990                 if (p >= buf + len) {
4991                         if (hexstr)
4992                                 warnx("hexadecimal digits too long");
4993                         else
4994                                 warnx("string too long");
4995                         return NULL;
4996                 }
4997                 if (hexstr) {
4998 #define tohex(x)        (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
4999                         *p++ = (tohex((u_char)val[0]) << 4) |
5000                             tohex((u_char)val[1]);
5001 #undef tohex
5002                         val += 2;
5003                 } else
5004                         *p++ = *val++;
5005         }
5006         len = p - buf;
5007         /* The string "-" is treated as the empty string. */
5008         if (!hexstr && len == 1 && buf[0] == '-') {
5009                 len = 0;
5010                 memset(buf, 0, *lenp);
5011         } else if (len < *lenp)
5012                 memset(p, 0, *lenp - len);
5013         *lenp = len;
5014         return val;
5015 }
5016
5017 static void
5018 print_string(const u_int8_t *buf, int len)
5019 {
5020         int i;
5021         int hasspc;
5022
5023         i = 0;
5024         hasspc = 0;
5025         for (; i < len; i++) {
5026                 if (!isprint(buf[i]) && buf[i] != '\0')
5027                         break;
5028                 if (isspace(buf[i]))
5029                         hasspc++;
5030         }
5031         if (i == len) {
5032                 if (hasspc || len == 0 || buf[0] == '\0')
5033                         printf("\"%.*s\"", len, buf);
5034                 else
5035                         printf("%.*s", len, buf);
5036         } else {
5037                 printf("0x");
5038                 for (i = 0; i < len; i++)
5039                         printf("%02x", buf[i]);
5040         }
5041 }
5042
5043 /*
5044  * Virtual AP cloning support.
5045  */
5046 static struct ieee80211_clone_params params = {
5047         .icp_opmode     = IEEE80211_M_STA,      /* default to station mode */
5048 };
5049
5050 static void
5051 wlan_create(int s, struct ifreq *ifr)
5052 {
5053         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5054
5055         if (params.icp_parent[0] == '\0')
5056                 errx(1, "must specify a parent device (wlandev) when creating "
5057                     "a wlan device");
5058         if (params.icp_opmode == IEEE80211_M_WDS &&
5059             memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5060                 errx(1, "no bssid specified for WDS (use wlanbssid)");
5061         ifr->ifr_data = (caddr_t) &params;
5062         if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5063                 err(1, "SIOCIFCREATE2");
5064 }
5065
5066 static
5067 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5068 {
5069         strlcpy(params.icp_parent, arg, IFNAMSIZ);
5070 }
5071
5072 static
5073 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5074 {
5075         const struct ether_addr *ea;
5076
5077         ea = ether_aton(arg);
5078         if (ea == NULL)
5079                 errx(1, "%s: cannot parse bssid", arg);
5080         memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5081 }
5082
5083 static
5084 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5085 {
5086         const struct ether_addr *ea;
5087
5088         ea = ether_aton(arg);
5089         if (ea == NULL)
5090                 errx(1, "%s: cannot parse address", arg);
5091         memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5092         params.icp_flags |= IEEE80211_CLONE_MACADDR;
5093 }
5094
5095 static
5096 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5097 {
5098 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
5099         if (iseq(arg, "sta"))
5100                 params.icp_opmode = IEEE80211_M_STA;
5101         else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5102                 params.icp_opmode = IEEE80211_M_AHDEMO;
5103         else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5104                 params.icp_opmode = IEEE80211_M_IBSS;
5105         else if (iseq(arg, "ap") || iseq(arg, "host"))
5106                 params.icp_opmode = IEEE80211_M_HOSTAP;
5107         else if (iseq(arg, "wds"))
5108                 params.icp_opmode = IEEE80211_M_WDS;
5109         else if (iseq(arg, "monitor"))
5110                 params.icp_opmode = IEEE80211_M_MONITOR;
5111         else if (iseq(arg, "tdma")) {
5112                 params.icp_opmode = IEEE80211_M_AHDEMO;
5113                 params.icp_flags |= IEEE80211_CLONE_TDMA;
5114         } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5115                 params.icp_opmode = IEEE80211_M_MBSS;
5116         else
5117                 errx(1, "Don't know to create %s for %s", arg, name);
5118 #undef iseq
5119 }
5120
5121 static void
5122 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5123 {
5124         /* NB: inverted sense */
5125         if (d)
5126                 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5127         else
5128                 params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5129 }
5130
5131 static void
5132 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5133 {
5134         if (d)
5135                 params.icp_flags |= IEEE80211_CLONE_BSSID;
5136         else
5137                 params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5138 }
5139
5140 static void
5141 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5142 {
5143         if (d)
5144                 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5145         else
5146                 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5147 }
5148
5149 static struct cmd ieee80211_cmds[] = {
5150         DEF_CMD_ARG("ssid",             set80211ssid),
5151         DEF_CMD_ARG("nwid",             set80211ssid),
5152         DEF_CMD_ARG("meshid",           set80211meshid),
5153         DEF_CMD_ARG("stationname",      set80211stationname),
5154         DEF_CMD_ARG("station",          set80211stationname),   /* BSD/OS */
5155         DEF_CMD_ARG("channel",          set80211channel),
5156         DEF_CMD_ARG("authmode",         set80211authmode),
5157         DEF_CMD_ARG("powersavemode",    set80211powersavemode),
5158         DEF_CMD("powersave",    1,      set80211powersave),
5159         DEF_CMD("-powersave",   0,      set80211powersave),
5160         DEF_CMD_ARG("powersavesleep",   set80211powersavesleep),
5161         DEF_CMD_ARG("wepmode",          set80211wepmode),
5162         DEF_CMD("wep",          1,      set80211wep),
5163         DEF_CMD("-wep",         0,      set80211wep),
5164         DEF_CMD_ARG("deftxkey",         set80211weptxkey),
5165         DEF_CMD_ARG("weptxkey",         set80211weptxkey),
5166         DEF_CMD_ARG("wepkey",           set80211wepkey),
5167         DEF_CMD_ARG("nwkey",            set80211nwkey),         /* NetBSD */
5168         DEF_CMD("-nwkey",       0,      set80211wep),           /* NetBSD */
5169         DEF_CMD_ARG("rtsthreshold",     set80211rtsthreshold),
5170         DEF_CMD_ARG("protmode",         set80211protmode),
5171         DEF_CMD_ARG("txpower",          set80211txpower),
5172         DEF_CMD_ARG("roaming",          set80211roaming),
5173         DEF_CMD("wme",          1,      set80211wme),
5174         DEF_CMD("-wme",         0,      set80211wme),
5175         DEF_CMD("wmm",          1,      set80211wme),
5176         DEF_CMD("-wmm",         0,      set80211wme),
5177         DEF_CMD("hidessid",     1,      set80211hidessid),
5178         DEF_CMD("-hidessid",    0,      set80211hidessid),
5179         DEF_CMD("apbridge",     1,      set80211apbridge),
5180         DEF_CMD("-apbridge",    0,      set80211apbridge),
5181         DEF_CMD_ARG("chanlist",         set80211chanlist),
5182         DEF_CMD_ARG("bssid",            set80211bssid),
5183         DEF_CMD_ARG("ap",               set80211bssid),
5184         DEF_CMD("scan", 0,              set80211scan),
5185         DEF_CMD_ARG("list",             set80211list),
5186         DEF_CMD_ARG2("cwmin",           set80211cwmin),
5187         DEF_CMD_ARG2("cwmax",           set80211cwmax),
5188         DEF_CMD_ARG2("aifs",            set80211aifs),
5189         DEF_CMD_ARG2("txoplimit",       set80211txoplimit),
5190         DEF_CMD_ARG("acm",              set80211acm),
5191         DEF_CMD_ARG("-acm",             set80211noacm),
5192         DEF_CMD_ARG("ack",              set80211ackpolicy),
5193         DEF_CMD_ARG("-ack",             set80211noackpolicy),
5194         DEF_CMD_ARG2("bss:cwmin",       set80211bsscwmin),
5195         DEF_CMD_ARG2("bss:cwmax",       set80211bsscwmax),
5196         DEF_CMD_ARG2("bss:aifs",        set80211bssaifs),
5197         DEF_CMD_ARG2("bss:txoplimit",   set80211bsstxoplimit),
5198         DEF_CMD_ARG("dtimperiod",       set80211dtimperiod),
5199         DEF_CMD_ARG("bintval",          set80211bintval),
5200         DEF_CMD("mac:open",     IEEE80211_MACCMD_POLICY_OPEN,   set80211maccmd),
5201         DEF_CMD("mac:allow",    IEEE80211_MACCMD_POLICY_ALLOW,  set80211maccmd),
5202         DEF_CMD("mac:deny",     IEEE80211_MACCMD_POLICY_DENY,   set80211maccmd),
5203         DEF_CMD("mac:radius",   IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd),
5204         DEF_CMD("mac:flush",    IEEE80211_MACCMD_FLUSH,         set80211maccmd),
5205         DEF_CMD("mac:detach",   IEEE80211_MACCMD_DETACH,        set80211maccmd),
5206         DEF_CMD_ARG("mac:add",          set80211addmac),
5207         DEF_CMD_ARG("mac:del",          set80211delmac),
5208         DEF_CMD_ARG("mac:kick",         set80211kickmac),
5209         DEF_CMD("pureg",        1,      set80211pureg),
5210         DEF_CMD("-pureg",       0,      set80211pureg),
5211         DEF_CMD("ff",           1,      set80211fastframes),
5212         DEF_CMD("-ff",          0,      set80211fastframes),
5213         DEF_CMD("dturbo",       1,      set80211dturbo),
5214         DEF_CMD("-dturbo",      0,      set80211dturbo),
5215         DEF_CMD("bgscan",       1,      set80211bgscan),
5216         DEF_CMD("-bgscan",      0,      set80211bgscan),
5217         DEF_CMD_ARG("bgscanidle",       set80211bgscanidle),
5218         DEF_CMD_ARG("bgscanintvl",      set80211bgscanintvl),
5219         DEF_CMD_ARG("scanvalid",        set80211scanvalid),
5220         DEF_CMD("quiet",        1,      set80211quiet),
5221         DEF_CMD("-quiet",       0,      set80211quiet),
5222         DEF_CMD_ARG("quiet_count",      set80211quietcount),
5223         DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5224         DEF_CMD_ARG("quiet_dur",        set80211quietduration),
5225         DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5226         DEF_CMD_ARG("roam:rssi",        set80211roamrssi),
5227         DEF_CMD_ARG("roam:rate",        set80211roamrate),
5228         DEF_CMD_ARG("mcastrate",        set80211mcastrate),
5229         DEF_CMD_ARG("ucastrate",        set80211ucastrate),
5230         DEF_CMD_ARG("mgtrate",          set80211mgtrate),
5231         DEF_CMD_ARG("mgmtrate",         set80211mgtrate),
5232         DEF_CMD_ARG("maxretry",         set80211maxretry),
5233         DEF_CMD_ARG("fragthreshold",    set80211fragthreshold),
5234         DEF_CMD("burst",        1,      set80211burst),
5235         DEF_CMD("-burst",       0,      set80211burst),
5236         DEF_CMD_ARG("bmiss",            set80211bmissthreshold),
5237         DEF_CMD_ARG("bmissthreshold",   set80211bmissthreshold),
5238         DEF_CMD("shortgi",      1,      set80211shortgi),
5239         DEF_CMD("-shortgi",     0,      set80211shortgi),
5240         DEF_CMD("ampdurx",      2,      set80211ampdu),
5241         DEF_CMD("-ampdurx",     -2,     set80211ampdu),
5242         DEF_CMD("ampdutx",      1,      set80211ampdu),
5243         DEF_CMD("-ampdutx",     -1,     set80211ampdu),
5244         DEF_CMD("ampdu",        3,      set80211ampdu),         /* NB: tx+rx */
5245         DEF_CMD("-ampdu",       -3,     set80211ampdu),
5246         DEF_CMD_ARG("ampdulimit",       set80211ampdulimit),
5247         DEF_CMD_ARG("ampdudensity",     set80211ampdudensity),
5248         DEF_CMD("amsdurx",      2,      set80211amsdu),
5249         DEF_CMD("-amsdurx",     -2,     set80211amsdu),
5250         DEF_CMD("amsdutx",      1,      set80211amsdu),
5251         DEF_CMD("-amsdutx",     -1,     set80211amsdu),
5252         DEF_CMD("amsdu",        3,      set80211amsdu),         /* NB: tx+rx */
5253         DEF_CMD("-amsdu",       -3,     set80211amsdu),
5254         DEF_CMD_ARG("amsdulimit",       set80211amsdulimit),
5255         DEF_CMD("puren",        1,      set80211puren),
5256         DEF_CMD("-puren",       0,      set80211puren),
5257         DEF_CMD("doth",         1,      set80211doth),
5258         DEF_CMD("-doth",        0,      set80211doth),
5259         DEF_CMD("dfs",          1,      set80211dfs),
5260         DEF_CMD("-dfs",         0,      set80211dfs),
5261         DEF_CMD("htcompat",     1,      set80211htcompat),
5262         DEF_CMD("-htcompat",    0,      set80211htcompat),
5263         DEF_CMD("dwds",         1,      set80211dwds),
5264         DEF_CMD("-dwds",        0,      set80211dwds),
5265         DEF_CMD("inact",        1,      set80211inact),
5266         DEF_CMD("-inact",       0,      set80211inact),
5267         DEF_CMD("tsn",          1,      set80211tsn),
5268         DEF_CMD("-tsn",         0,      set80211tsn),
5269         DEF_CMD_ARG("regdomain",        set80211regdomain),
5270         DEF_CMD_ARG("country",          set80211country),
5271         DEF_CMD("indoor",       'I',    set80211location),
5272         DEF_CMD("-indoor",      'O',    set80211location),
5273         DEF_CMD("outdoor",      'O',    set80211location),
5274         DEF_CMD("-outdoor",     'I',    set80211location),
5275         DEF_CMD("anywhere",     ' ',    set80211location),
5276         DEF_CMD("ecm",          1,      set80211ecm),
5277         DEF_CMD("-ecm",         0,      set80211ecm),
5278         DEF_CMD("dotd",         1,      set80211dotd),
5279         DEF_CMD("-dotd",        0,      set80211dotd),
5280         DEF_CMD_ARG("htprotmode",       set80211htprotmode),
5281         DEF_CMD("ht20",         1,      set80211htconf),
5282         DEF_CMD("-ht20",        0,      set80211htconf),
5283         DEF_CMD("ht40",         3,      set80211htconf),        /* NB: 20+40 */
5284         DEF_CMD("-ht40",        0,      set80211htconf),
5285         DEF_CMD("ht",           3,      set80211htconf),        /* NB: 20+40 */
5286         DEF_CMD("-ht",          0,      set80211htconf),
5287         DEF_CMD("rifs",         1,      set80211rifs),
5288         DEF_CMD("-rifs",        0,      set80211rifs),
5289         DEF_CMD("smps",         IEEE80211_HTCAP_SMPS_ENA,       set80211smps),
5290         DEF_CMD("smpsdyn",      IEEE80211_HTCAP_SMPS_DYNAMIC,   set80211smps),
5291         DEF_CMD("-smps",        IEEE80211_HTCAP_SMPS_OFF,       set80211smps),
5292         /* XXX for testing */
5293         DEF_CMD_ARG("chanswitch",       set80211chanswitch),
5294
5295         DEF_CMD_ARG("tdmaslot",         set80211tdmaslot),
5296         DEF_CMD_ARG("tdmaslotcnt",      set80211tdmaslotcnt),
5297         DEF_CMD_ARG("tdmaslotlen",      set80211tdmaslotlen),
5298         DEF_CMD_ARG("tdmabintval",      set80211tdmabintval),
5299
5300         DEF_CMD_ARG("meshttl",          set80211meshttl),
5301         DEF_CMD("meshforward",  1,      set80211meshforward),
5302         DEF_CMD("-meshforward", 0,      set80211meshforward),
5303         DEF_CMD("meshgate",     1,      set80211meshgate),
5304         DEF_CMD("-meshgate",    0,      set80211meshgate),
5305         DEF_CMD("meshpeering",  1,      set80211meshpeering),
5306         DEF_CMD("-meshpeering", 0,      set80211meshpeering),
5307         DEF_CMD_ARG("meshmetric",       set80211meshmetric),
5308         DEF_CMD_ARG("meshpath",         set80211meshpath),
5309         DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH,     set80211meshrtcmd),
5310         DEF_CMD_ARG("meshrt:add",       set80211addmeshrt),
5311         DEF_CMD_ARG("meshrt:del",       set80211delmeshrt),
5312         DEF_CMD_ARG("hwmprootmode",     set80211hwmprootmode),
5313         DEF_CMD_ARG("hwmpmaxhops",      set80211hwmpmaxhops),
5314
5315         /* vap cloning support */
5316         DEF_CLONE_CMD_ARG("wlanaddr",   set80211clone_wlanaddr),
5317         DEF_CLONE_CMD_ARG("wlanbssid",  set80211clone_wlanbssid),
5318         DEF_CLONE_CMD_ARG("wlandev",    set80211clone_wlandev),
5319         DEF_CLONE_CMD_ARG("wlanmode",   set80211clone_wlanmode),
5320         DEF_CLONE_CMD("beacons", 1,     set80211clone_beacons),
5321         DEF_CLONE_CMD("-beacons", 0,    set80211clone_beacons),
5322         DEF_CLONE_CMD("bssid",  1,      set80211clone_bssid),
5323         DEF_CLONE_CMD("-bssid", 0,      set80211clone_bssid),
5324         DEF_CLONE_CMD("wdslegacy", 1,   set80211clone_wdslegacy),
5325         DEF_CLONE_CMD("-wdslegacy", 0,  set80211clone_wdslegacy),
5326 };
5327 static struct afswtch af_ieee80211 = {
5328         .af_name        = "af_ieee80211",
5329         .af_af          = AF_UNSPEC,
5330         .af_other_status = ieee80211_status,
5331 };
5332
5333 static __constructor void
5334 ieee80211_ctor(void)
5335 {
5336         int i;
5337
5338         for (i = 0; i < nitems(ieee80211_cmds);  i++)
5339                 cmd_register(&ieee80211_cmds[i]);
5340         af_register(&af_ieee80211);
5341         clone_setdefcallback("wlan", wlan_create);
5342 }