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
  94 #include <lib80211/lib80211_regdomain.h>
  95 #include <lib80211/lib80211_ioctl.h>
  96
  97 #ifndef IEEE80211_FIXED_RATE_NONE
  98 #define IEEE80211_FIXED_RATE_NONE       0xff
  99 #endif
 100
 101 /* XXX need these publicly defined or similar */
 102 #ifndef IEEE80211_NODE_AUTH
 103 #define IEEE80211_NODE_AUTH     0x000001        /* authorized for data */
 104 #define IEEE80211_NODE_QOS      0x000002        /* QoS enabled */
 105 #define IEEE80211_NODE_ERP      0x000004        /* ERP enabled */
 106 #define IEEE80211_NODE_PWR_MGT  0x000010        /* power save mode enabled */
 107 #define IEEE80211_NODE_AREF     0x000020        /* authentication ref held */
 108 #define IEEE80211_NODE_HT       0x000040        /* HT enabled */
 109 #define IEEE80211_NODE_HTCOMPAT 0x000080        /* HT setup w/ vendor OUI's */
 110 #define IEEE80211_NODE_WPS      0x000100        /* WPS association */
 111 #define IEEE80211_NODE_TSN      0x000200        /* TSN association */
 112 #define IEEE80211_NODE_AMPDU_RX 0x000400        /* AMPDU rx enabled */
 113 #define IEEE80211_NODE_AMPDU_TX 0x000800        /* AMPDU tx enabled */
 114 #define IEEE80211_NODE_MIMO_PS  0x001000        /* MIMO power save enabled */
 115 #define IEEE80211_NODE_MIMO_RTS 0x002000        /* send RTS in MIMO PS */
 116 #define IEEE80211_NODE_RIFS     0x004000        /* RIFS enabled */
 117 #define IEEE80211_NODE_SGI20    0x008000        /* Short GI in HT20 enabled */
 118 #define IEEE80211_NODE_SGI40    0x010000        /* Short GI in HT40 enabled */
 119 #define IEEE80211_NODE_ASSOCID  0x020000        /* xmit requires associd */
 120 #define IEEE80211_NODE_AMSDU_RX 0x040000        /* AMSDU rx enabled */
 121 #define IEEE80211_NODE_AMSDU_TX 0x080000        /* AMSDU tx enabled */
 122 #endif
 123
 124 #define MAXCHAN 1536            /* max 1.5K channels */
 125
 126 #define MAXCOL  78
 127 static  int col;
 128 static  char spacer;
 129
 130 static void LINE_INIT(char c);
 131 static void LINE_BREAK(void);
 132 static void LINE_CHECK(const char *fmt, ...);
 133
 134 static const char *modename[IEEE80211_MODE_MAX] = {
 135         [IEEE80211_MODE_AUTO]     = "auto",
 136         [IEEE80211_MODE_11A]      = "11a",
 137         [IEEE80211_MODE_11B]      = "11b",
 138         [IEEE80211_MODE_11G]      = "11g",
 139         [IEEE80211_MODE_FH]       = "fh",
 140         [IEEE80211_MODE_TURBO_A]  = "turboA",
 141         [IEEE80211_MODE_TURBO_G]  = "turboG",
 142         [IEEE80211_MODE_STURBO_A] = "sturbo",
 143         [IEEE80211_MODE_11NA]     = "11na",
 144         [IEEE80211_MODE_11NG]     = "11ng",
 145         [IEEE80211_MODE_HALF]     = "half",
 146         [IEEE80211_MODE_QUARTER]  = "quarter"
 147 };
 148
 149 static void set80211(int s, int type, int val, int len, void *data);
 150 static int get80211(int s, int type, void *data, int len);
 151 static int get80211len(int s, int type, void *data, int len, int *plen);
 152 static int get80211val(int s, int type, int *val);
 153 static const char *get_string(const char *val, const char *sep,
 154     u_int8_t *buf, int *lenp);
 155 static void print_string(const u_int8_t *buf, int len);
 156 static void print_regdomain(const struct ieee80211_regdomain *, int);
 157 static void print_channels(int, const struct ieee80211req_chaninfo *,
 158     int allchans, int verbose);
 159 static void regdomain_makechannels(struct ieee80211_regdomain_req *,
 160     const struct ieee80211_devcaps_req *);
 161 static const char *mesh_linkstate_string(uint8_t state);
 162
 163 static struct ieee80211req_chaninfo *chaninfo;
 164 static struct ieee80211_regdomain regdomain;
 165 static int gotregdomain = 0;
 166 static struct ieee80211_roamparams_req roamparams;
 167 static int gotroam = 0;
 168 static struct ieee80211_txparams_req txparams;
 169 static int gottxparams = 0;
 170 static struct ieee80211_channel curchan;
 171 static int gotcurchan = 0;
 172 static struct ifmediareq *ifmr;
 173 static int htconf = 0;
 174 static  int gothtconf = 0;
 175
 176 static void
 177 gethtconf(int s)
 178 {
 179         if (gothtconf)
 180                 return;
 181         if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0)
 182                 warn("unable to get HT configuration information");
 183         gothtconf = 1;
 184 }
 185
 186 /*
 187  * Collect channel info from the kernel.  We use this (mostly)
 188  * to handle mapping between frequency and IEEE channel number.
 189  */
 190 static void
 191 getchaninfo(int s)
 192 {
 193         if (chaninfo != NULL)
 194                 return;
 195         chaninfo = malloc(IEEE80211_CHANINFO_SIZE(MAXCHAN));
 196         if (chaninfo == NULL)
 197                 errx(1, "no space for channel list");
 198         if (get80211(s, IEEE80211_IOC_CHANINFO, chaninfo,
 199             IEEE80211_CHANINFO_SIZE(MAXCHAN)) < 0)
 200                 err(1, "unable to get channel information");
 201         ifmr = ifmedia_getstate(s);
 202         gethtconf(s);
 203 }
 204
 205 static struct regdata *
 206 getregdata(void)
 207 {
 208         static struct regdata *rdp = NULL;
 209         if (rdp == NULL) {
 210                 rdp = lib80211_alloc_regdata();
 211                 if (rdp == NULL)
 212                         errx(-1, "missing or corrupted regdomain database");
 213         }
 214         return rdp;
 215 }
 216
 217 /*
 218  * Given the channel at index i with attributes from,
 219  * check if there is a channel with attributes to in
 220  * the channel table.  With suitable attributes this
 221  * allows the caller to look for promotion; e.g. from
 222  * 11b > 11g.
 223  */
 224 static int
 225 canpromote(int i, int from, int to)
 226 {
 227         const struct ieee80211_channel *fc = &chaninfo->ic_chans[i];
 228         u_int j;
 229
 230         if ((fc->ic_flags & from) != from)
 231                 return i;
 232         /* NB: quick check exploiting ordering of chans w/ same frequency */
 233         if (i+1 < chaninfo->ic_nchans &&
 234             chaninfo->ic_chans[i+1].ic_freq == fc->ic_freq &&
 235             (chaninfo->ic_chans[i+1].ic_flags & to) == to)
 236                 return i+1;
 237         /* brute force search in case channel list is not ordered */
 238         for (j = 0; j < chaninfo->ic_nchans; j++) {
 239                 const struct ieee80211_channel *tc = &chaninfo->ic_chans[j];
 240                 if (j != i &&
 241                     tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to)
 242                 return j;
 243         }
 244         return i;
 245 }
 246
 247 /*
 248  * Handle channel promotion.  When a channel is specified with
 249  * only a frequency we want to promote it to the ``best'' channel
 250  * available.  The channel list has separate entries for 11b, 11g,
 251  * 11a, and 11n[ga] channels so specifying a frequency w/o any
 252  * attributes requires we upgrade, e.g. from 11b -> 11g.  This
 253  * gets complicated when the channel is specified on the same
 254  * command line with a media request that constrains the available
 255  * channe list (e.g. mode 11a); we want to honor that to avoid
 256  * confusing behaviour.
 257  */
 258 static int
 259 promote(int i)
 260 {
 261         /*
 262          * Query the current mode of the interface in case it's
 263          * constrained (e.g. to 11a).  We must do this carefully
 264          * as there may be a pending ifmedia request in which case
 265          * asking the kernel will give us the wrong answer.  This
 266          * is an unfortunate side-effect of the way ifconfig is
 267          * structure for modularity (yech).
 268          *
 269          * NB: ifmr is actually setup in getchaninfo (above); we
 270          *     assume it's called coincident with to this call so
 271          *     we have a ``current setting''; otherwise we must pass
 272          *     the socket descriptor down to here so we can make
 273          *     the ifmedia_getstate call ourselves.
 274          */
 275         int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO;
 276
 277         /* when ambiguous promote to ``best'' */
 278         /* NB: we abitrarily pick HT40+ over HT40- */
 279         if (chanmode != IFM_IEEE80211_11B)
 280                 i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G);
 281         if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) {
 282                 i = canpromote(i, IEEE80211_CHAN_G,
 283                         IEEE80211_CHAN_G | IEEE80211_CHAN_HT20);
 284                 if (htconf & 2) {
 285                         i = canpromote(i, IEEE80211_CHAN_G,
 286                                 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D);
 287                         i = canpromote(i, IEEE80211_CHAN_G,
 288                                 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U);
 289                 }
 290         }
 291         if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) {
 292                 i = canpromote(i, IEEE80211_CHAN_A,
 293                         IEEE80211_CHAN_A | IEEE80211_CHAN_HT20);
 294                 if (htconf & 2) {
 295                         i = canpromote(i, IEEE80211_CHAN_A,
 296                                 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D);
 297                         i = canpromote(i, IEEE80211_CHAN_A,
 298                                 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U);
 299                 }
 300         }
 301         return i;
 302 }
 303
 304 static void
 305 mapfreq(struct ieee80211_channel *chan, int freq, int flags)
 306 {
 307         u_int i;
 308
 309         for (i = 0; i < chaninfo->ic_nchans; i++) {
 310                 const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
 311
 312                 if (c->ic_freq == freq && (c->ic_flags & flags) == flags) {
 313                         if (flags == 0) {
 314                                 /* when ambiguous promote to ``best'' */
 315                                 c = &chaninfo->ic_chans[promote(i)];
 316                         }
 317                         *chan = *c;
 318                         return;
 319                 }
 320         }
 321         errx(1, "unknown/undefined frequency %u/0x%x", freq, flags);
 322 }
 323
 324 static void
 325 mapchan(struct ieee80211_channel *chan, int ieee, int flags)
 326 {
 327         u_int i;
 328
 329         for (i = 0; i < chaninfo->ic_nchans; i++) {
 330                 const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
 331
 332                 if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) {
 333                         if (flags == 0) {
 334                                 /* when ambiguous promote to ``best'' */
 335                                 c = &chaninfo->ic_chans[promote(i)];
 336                         }
 337                         *chan = *c;
 338                         return;
 339                 }
 340         }
 341         errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags);
 342 }
 343
 344 static const struct ieee80211_channel *
 345 getcurchan(int s)
 346 {
 347         if (gotcurchan)
 348                 return &curchan;
 349         if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) {
 350                 int val;
 351                 /* fall back to legacy ioctl */
 352                 if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0)
 353                         err(-1, "cannot figure out current channel");
 354                 getchaninfo(s);
 355                 mapchan(&curchan, val, 0);
 356         }
 357         gotcurchan = 1;
 358         return &curchan;
 359 }
 360
 361 static enum ieee80211_phymode
 362 chan2mode(const struct ieee80211_channel *c)
 363 {
 364         if (IEEE80211_IS_CHAN_HTA(c))
 365                 return IEEE80211_MODE_11NA;
 366         if (IEEE80211_IS_CHAN_HTG(c))
 367                 return IEEE80211_MODE_11NG;
 368         if (IEEE80211_IS_CHAN_108A(c))
 369                 return IEEE80211_MODE_TURBO_A;
 370         if (IEEE80211_IS_CHAN_108G(c))
 371                 return IEEE80211_MODE_TURBO_G;
 372         if (IEEE80211_IS_CHAN_ST(c))
 373                 return IEEE80211_MODE_STURBO_A;
 374         if (IEEE80211_IS_CHAN_FHSS(c))
 375                 return IEEE80211_MODE_FH;
 376         if (IEEE80211_IS_CHAN_HALF(c))
 377                 return IEEE80211_MODE_HALF;
 378         if (IEEE80211_IS_CHAN_QUARTER(c))
 379                 return IEEE80211_MODE_QUARTER;
 380         if (IEEE80211_IS_CHAN_A(c))
 381                 return IEEE80211_MODE_11A;
 382         if (IEEE80211_IS_CHAN_ANYG(c))
 383                 return IEEE80211_MODE_11G;
 384         if (IEEE80211_IS_CHAN_B(c))
 385                 return IEEE80211_MODE_11B;
 386         return IEEE80211_MODE_AUTO;
 387 }
 388
 389 static void
 390 getroam(int s)
 391 {
 392         if (gotroam)
 393                 return;
 394         if (get80211(s, IEEE80211_IOC_ROAM,
 395             &roamparams, sizeof(roamparams)) < 0)
 396                 err(1, "unable to get roaming parameters");
 397         gotroam = 1;
 398 }
 399
 400 static void
 401 setroam_cb(int s, void *arg)
 402 {
 403         struct ieee80211_roamparams_req *roam = arg;
 404         set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam);
 405 }
 406
 407 static void
 408 gettxparams(int s)
 409 {
 410         if (gottxparams)
 411                 return;
 412         if (get80211(s, IEEE80211_IOC_TXPARAMS,
 413             &txparams, sizeof(txparams)) < 0)
 414                 err(1, "unable to get transmit parameters");
 415         gottxparams = 1;
 416 }
 417
 418 static void
 419 settxparams_cb(int s, void *arg)
 420 {
 421         struct ieee80211_txparams_req *txp = arg;
 422         set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp);
 423 }
 424
 425 static void
 426 getregdomain(int s)
 427 {
 428         if (gotregdomain)
 429                 return;
 430         if (get80211(s, IEEE80211_IOC_REGDOMAIN,
 431             &regdomain, sizeof(regdomain)) < 0)
 432                 err(1, "unable to get regulatory domain info");
 433         gotregdomain = 1;
 434 }
 435
 436 static void
 437 getdevcaps(int s, struct ieee80211_devcaps_req *dc)
 438 {
 439         if (get80211(s, IEEE80211_IOC_DEVCAPS, dc,
 440             IEEE80211_DEVCAPS_SPACE(dc)) < 0)
 441                 err(1, "unable to get device capabilities");
 442 }
 443
 444 static void
 445 setregdomain_cb(int s, void *arg)
 446 {
 447         struct ieee80211_regdomain_req *req;
 448         struct ieee80211_regdomain *rd = arg;
 449         struct ieee80211_devcaps_req *dc;
 450         struct regdata *rdp = getregdata();
 451
 452         if (rd->country != NO_COUNTRY) {
 453                 const struct country *cc;
 454                 /*
 455                  * Check current country seting to make sure it's
 456                  * compatible with the new regdomain.  If not, then
 457                  * override it with any default country for this
 458                  * SKU.  If we cannot arrange a match, then abort.
 459                  */
 460                 cc = lib80211_country_findbycc(rdp, rd->country);
 461                 if (cc == NULL)
 462                         errx(1, "unknown ISO country code %d", rd->country);
 463                 if (cc->rd->sku != rd->regdomain) {
 464                         const struct regdomain *rp;
 465                         /*
 466                          * Check if country is incompatible with regdomain.
 467                          * To enable multiple regdomains for a country code
 468                          * we permit a mismatch between the regdomain and
 469                          * the country's associated regdomain when the
 470                          * regdomain is setup w/o a default country.  For
 471                          * example, US is bound to the FCC regdomain but
 472                          * we allow US to be combined with FCC3 because FCC3
 473                          * has not default country.  This allows bogus
 474                          * combinations like FCC3+DK which are resolved when
 475                          * constructing the channel list by deferring to the
 476                          * regdomain to construct the channel list.
 477                          */
 478                         rp = lib80211_regdomain_findbysku(rdp, rd->regdomain);
 479                         if (rp == NULL)
 480                                 errx(1, "country %s (%s) is not usable with "
 481                                     "regdomain %d", cc->isoname, cc->name,
 482                                     rd->regdomain);
 483                         else if (rp->cc != NULL && rp->cc != cc)
 484                                 errx(1, "country %s (%s) is not usable with "
 485                                    "regdomain %s", cc->isoname, cc->name,
 486                                    rp->name);
 487                 }
 488         }
 489         /*
 490          * Fetch the device capabilities and calculate the
 491          * full set of netbands for which we request a new
 492          * channel list be constructed.  Once that's done we
 493          * push the regdomain info + channel list to the kernel.
 494          */
 495         dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
 496         if (dc == NULL)
 497                 errx(1, "no space for device capabilities");
 498         dc->dc_chaninfo.ic_nchans = MAXCHAN;
 499         getdevcaps(s, dc);
 500 #if 0
 501         if (verbose) {
 502                 printf("drivercaps: 0x%x\n", dc->dc_drivercaps);
 503                 printf("cryptocaps: 0x%x\n", dc->dc_cryptocaps);
 504                 printf("htcaps    : 0x%x\n", dc->dc_htcaps);
 505                 memcpy(chaninfo, &dc->dc_chaninfo,
 506                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
 507                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, 1/*verbose*/);
 508         }
 509 #endif
 510         req = malloc(IEEE80211_REGDOMAIN_SIZE(dc->dc_chaninfo.ic_nchans));
 511         if (req == NULL)
 512                 errx(1, "no space for regdomain request");
 513         req->rd = *rd;
 514         regdomain_makechannels(req, dc);
 515         if (verbose) {
 516                 LINE_INIT(':');
 517                 print_regdomain(rd, 1/*verbose*/);
 518                 LINE_BREAK();
 519                 /* blech, reallocate channel list for new data */
 520                 if (chaninfo != NULL)
 521                         free(chaninfo);
 522                 chaninfo = malloc(IEEE80211_CHANINFO_SPACE(&req->chaninfo));
 523                 if (chaninfo == NULL)
 524                         errx(1, "no space for channel list");
 525                 memcpy(chaninfo, &req->chaninfo,
 526                     IEEE80211_CHANINFO_SPACE(&req->chaninfo));
 527                 print_channels(s, &req->chaninfo, 1/*allchans*/, 1/*verbose*/);
 528         }
 529         if (req->chaninfo.ic_nchans == 0)
 530                 errx(1, "no channels calculated");
 531         set80211(s, IEEE80211_IOC_REGDOMAIN, 0,
 532             IEEE80211_REGDOMAIN_SPACE(req), req);
 533         free(req);
 534         free(dc);
 535 }
 536
 537 static int
 538 ieee80211_mhz2ieee(int freq, int flags)
 539 {
 540         struct ieee80211_channel chan;
 541         mapfreq(&chan, freq, flags);
 542         return chan.ic_ieee;
 543 }
 544
 545 static int
 546 isanyarg(const char *arg)
 547 {
 548         return (strncmp(arg, "-", 1) == 0 ||
 549             strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0);
 550 }
 551
 552 static void
 553 set80211ssid(const char *val, int d, int s, const struct afswtch *rafp)
 554 {
 555         int             ssid;
 556         int             len;
 557         u_int8_t        data[IEEE80211_NWID_LEN];
 558
 559         ssid = 0;
 560         len = strlen(val);
 561         if (len > 2 && isdigit((int)val[0]) && val[1] == ':') {
 562                 ssid = atoi(val)-1;
 563                 val += 2;
 564         }
 565
 566         bzero(data, sizeof(data));
 567         len = sizeof(data);
 568         if (get_string(val, NULL, data, &len) == NULL)
 569                 exit(1);
 570
 571         set80211(s, IEEE80211_IOC_SSID, ssid, len, data);
 572 }
 573
 574 static void
 575 set80211meshid(const char *val, int d, int s, const struct afswtch *rafp)
 576 {
 577         int             len;
 578         u_int8_t        data[IEEE80211_NWID_LEN];
 579
 580         memset(data, 0, sizeof(data));
 581         len = sizeof(data);
 582         if (get_string(val, NULL, data, &len) == NULL)
 583                 exit(1);
 584
 585         set80211(s, IEEE80211_IOC_MESH_ID, 0, len, data);
 586 }
 587
 588 static void
 589 set80211stationname(const char *val, int d, int s, const struct afswtch *rafp)
 590 {
 591         int                     len;
 592         u_int8_t                data[33];
 593
 594         bzero(data, sizeof(data));
 595         len = sizeof(data);
 596         get_string(val, NULL, data, &len);
 597
 598         set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data);
 599 }
 600
 601 /*
 602  * Parse a channel specification for attributes/flags.
 603  * The syntax is:
 604  *      freq/xx         channel width (5,10,20,40,40+,40-)
 605  *      freq:mode       channel mode (a,b,g,h,n,t,s,d)
 606  *
 607  * These can be combined in either order; e.g. 2437:ng/40.
 608  * Modes are case insensitive.
 609  *
 610  * The result is not validated here; it's assumed to be
 611  * checked against the channel table fetched from the kernel.
 612  */
 613 static int
 614 getchannelflags(const char *val, int freq)
 615 {
 616 #define _CHAN_HT        0x80000000
 617         const char *cp;
 618         int flags;
 619
 620         flags = 0;
 621
 622         cp = strchr(val, ':');
 623         if (cp != NULL) {
 624                 for (cp++; isalpha((int) *cp); cp++) {
 625                         /* accept mixed case */
 626                         int c = *cp;
 627                         if (isupper(c))
 628                                 c = tolower(c);
 629                         switch (c) {
 630                         case 'a':               /* 802.11a */
 631                                 flags |= IEEE80211_CHAN_A;
 632                                 break;
 633                         case 'b':               /* 802.11b */
 634                                 flags |= IEEE80211_CHAN_B;
 635                                 break;
 636                         case 'g':               /* 802.11g */
 637                                 flags |= IEEE80211_CHAN_G;
 638                                 break;
 639                         case 'h':               /* ht = 802.11n */
 640                         case 'n':               /* 802.11n */
 641                                 flags |= _CHAN_HT;      /* NB: private */
 642                                 break;
 643                         case 'd':               /* dt = Atheros Dynamic Turbo */
 644                                 flags |= IEEE80211_CHAN_TURBO;
 645                                 break;
 646                         case 't':               /* ht, dt, st, t */
 647                                 /* dt and unadorned t specify Dynamic Turbo */
 648                                 if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0)
 649                                         flags |= IEEE80211_CHAN_TURBO;
 650                                 break;
 651                         case 's':               /* st = Atheros Static Turbo */
 652                                 flags |= IEEE80211_CHAN_STURBO;
 653                                 break;
 654                         default:
 655                                 errx(-1, "%s: Invalid channel attribute %c\n",
 656                                     val, *cp);
 657                         }
 658                 }
 659         }
 660         cp = strchr(val, '/');
 661         if (cp != NULL) {
 662                 char *ep;
 663                 u_long cw = strtoul(cp+1, &ep, 10);
 664
 665                 switch (cw) {
 666                 case 5:
 667                         flags |= IEEE80211_CHAN_QUARTER;
 668                         break;
 669                 case 10:
 670                         flags |= IEEE80211_CHAN_HALF;
 671                         break;
 672                 case 20:
 673                         /* NB: this may be removed below */
 674                         flags |= IEEE80211_CHAN_HT20;
 675                         break;
 676                 case 40:
 677                         if (ep != NULL && *ep == '+')
 678                                 flags |= IEEE80211_CHAN_HT40U;
 679                         else if (ep != NULL && *ep == '-')
 680                                 flags |= IEEE80211_CHAN_HT40D;
 681                         break;
 682                 default:
 683                         errx(-1, "%s: Invalid channel width\n", val);
 684                 }
 685         }
 686         /*
 687          * Cleanup specifications.
 688          */
 689         if ((flags & _CHAN_HT) == 0) {
 690                 /*
 691                  * If user specified freq/20 or freq/40 quietly remove
 692                  * HT cw attributes depending on channel use.  To give
 693                  * an explicit 20/40 width for an HT channel you must
 694                  * indicate it is an HT channel since all HT channels
 695                  * are also usable for legacy operation; e.g. freq:n/40.
 696                  */
 697                 flags &= ~IEEE80211_CHAN_HT;
 698         } else {
 699                 /*
 700                  * Remove private indicator that this is an HT channel
 701                  * and if no explicit channel width has been given
 702                  * provide the default settings.
 703                  */
 704                 flags &= ~_CHAN_HT;
 705                 if ((flags & IEEE80211_CHAN_HT) == 0) {
 706                         struct ieee80211_channel chan;
 707                         /*
 708                          * Consult the channel list to see if we can use
 709                          * HT40+ or HT40- (if both the map routines choose).
 710                          */
 711                         if (freq > 255)
 712                                 mapfreq(&chan, freq, 0);
 713                         else
 714                                 mapchan(&chan, freq, 0);
 715                         flags |= (chan.ic_flags & IEEE80211_CHAN_HT);
 716                 }
 717         }
 718         return flags;
 719 #undef _CHAN_HT
 720 }
 721
 722 static void
 723 getchannel(int s, struct ieee80211_channel *chan, const char *val)
 724 {
 725         int v, flags;
 726         char *eptr;
 727
 728         memset(chan, 0, sizeof(*chan));
 729         if (isanyarg(val)) {
 730                 chan->ic_freq = IEEE80211_CHAN_ANY;
 731                 return;
 732         }
 733         getchaninfo(s);
 734         errno = 0;
 735         v = strtol(val, &eptr, 10);
 736         if (val[0] == '\0' || val == eptr || errno == ERANGE ||
 737             /* channel may be suffixed with nothing, :flag, or /width */
 738             (eptr[0] != '\0' && eptr[0] != ':' && eptr[0] != '/'))
 739                 errx(1, "invalid channel specification%s",
 740                     errno == ERANGE ? " (out of range)" : "");
 741         flags = getchannelflags(val, v);
 742         if (v > 255) {          /* treat as frequency */
 743                 mapfreq(chan, v, flags);
 744         } else {
 745                 mapchan(chan, v, flags);
 746         }
 747 }
 748
 749 static void
 750 set80211channel(const char *val, int d, int s, const struct afswtch *rafp)
 751 {
 752         struct ieee80211_channel chan;
 753
 754         getchannel(s, &chan, val);
 755         set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan);
 756 }
 757
 758 static void
 759 set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp)
 760 {
 761         struct ieee80211_chanswitch_req csr;
 762
 763         getchannel(s, &csr.csa_chan, val);
 764         csr.csa_mode = 1;
 765         csr.csa_count = 5;
 766         set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr);
 767 }
 768
 769 static void
 770 set80211authmode(const char *val, int d, int s, const struct afswtch *rafp)
 771 {
 772         int     mode;
 773
 774         if (strcasecmp(val, "none") == 0) {
 775                 mode = IEEE80211_AUTH_NONE;
 776         } else if (strcasecmp(val, "open") == 0) {
 777                 mode = IEEE80211_AUTH_OPEN;
 778         } else if (strcasecmp(val, "shared") == 0) {
 779                 mode = IEEE80211_AUTH_SHARED;
 780         } else if (strcasecmp(val, "8021x") == 0) {
 781                 mode = IEEE80211_AUTH_8021X;
 782         } else if (strcasecmp(val, "wpa") == 0) {
 783                 mode = IEEE80211_AUTH_WPA;
 784         } else {
 785                 errx(1, "unknown authmode");
 786         }
 787
 788         set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL);
 789 }
 790
 791 static void
 792 set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp)
 793 {
 794         int     mode;
 795
 796         if (strcasecmp(val, "off") == 0) {
 797                 mode = IEEE80211_POWERSAVE_OFF;
 798         } else if (strcasecmp(val, "on") == 0) {
 799                 mode = IEEE80211_POWERSAVE_ON;
 800         } else if (strcasecmp(val, "cam") == 0) {
 801                 mode = IEEE80211_POWERSAVE_CAM;
 802         } else if (strcasecmp(val, "psp") == 0) {
 803                 mode = IEEE80211_POWERSAVE_PSP;
 804         } else if (strcasecmp(val, "psp-cam") == 0) {
 805                 mode = IEEE80211_POWERSAVE_PSP_CAM;
 806         } else {
 807                 errx(1, "unknown powersavemode");
 808         }
 809
 810         set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL);
 811 }
 812
 813 static void
 814 set80211powersave(const char *val, int d, int s, const struct afswtch *rafp)
 815 {
 816         if (d == 0)
 817                 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF,
 818                     0, NULL);
 819         else
 820                 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON,
 821                     0, NULL);
 822 }
 823
 824 static void
 825 set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp)
 826 {
 827         set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL);
 828 }
 829
 830 static void
 831 set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp)
 832 {
 833         int     mode;
 834
 835         if (strcasecmp(val, "off") == 0) {
 836                 mode = IEEE80211_WEP_OFF;
 837         } else if (strcasecmp(val, "on") == 0) {
 838                 mode = IEEE80211_WEP_ON;
 839         } else if (strcasecmp(val, "mixed") == 0) {
 840                 mode = IEEE80211_WEP_MIXED;
 841         } else {
 842                 errx(1, "unknown wep mode");
 843         }
 844
 845         set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL);
 846 }
 847
 848 static void
 849 set80211wep(const char *val, int d, int s, const struct afswtch *rafp)
 850 {
 851         set80211(s, IEEE80211_IOC_WEP, d, 0, NULL);
 852 }
 853
 854 static int
 855 isundefarg(const char *arg)
 856 {
 857         return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0);
 858 }
 859
 860 static void
 861 set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp)
 862 {
 863         if (isundefarg(val))
 864                 set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL);
 865         else
 866                 set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL);
 867 }
 868
 869 static void
 870 set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp)
 871 {
 872         int             key = 0;
 873         int             len;
 874         u_int8_t        data[IEEE80211_KEYBUF_SIZE];
 875
 876         if (isdigit((int)val[0]) && val[1] == ':') {
 877                 key = atoi(val)-1;
 878                 val += 2;
 879         }
 880
 881         bzero(data, sizeof(data));
 882         len = sizeof(data);
 883         get_string(val, NULL, data, &len);
 884
 885         set80211(s, IEEE80211_IOC_WEPKEY, key, len, data);
 886 }
 887
 888 /*
 889  * This function is purely a NetBSD compatibility interface.  The NetBSD
 890  * interface is too inflexible, but it's there so we'll support it since
 891  * it's not all that hard.
 892  */
 893 static void
 894 set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp)
 895 {
 896         int             txkey;
 897         int             i, len;
 898         u_int8_t        data[IEEE80211_KEYBUF_SIZE];
 899
 900         set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL);
 901
 902         if (isdigit((int)val[0]) && val[1] == ':') {
 903                 txkey = val[0]-'0'-1;
 904                 val += 2;
 905
 906                 for (i = 0; i < 4; i++) {
 907                         bzero(data, sizeof(data));
 908                         len = sizeof(data);
 909                         val = get_string(val, ",", data, &len);
 910                         if (val == NULL)
 911                                 exit(1);
 912
 913                         set80211(s, IEEE80211_IOC_WEPKEY, i, len, data);
 914                 }
 915         } else {
 916                 bzero(data, sizeof(data));
 917                 len = sizeof(data);
 918                 get_string(val, NULL, data, &len);
 919                 txkey = 0;
 920
 921                 set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data);
 922
 923                 bzero(data, sizeof(data));
 924                 for (i = 1; i < 4; i++)
 925                         set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data);
 926         }
 927
 928         set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL);
 929 }
 930
 931 static void
 932 set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp)
 933 {
 934         set80211(s, IEEE80211_IOC_RTSTHRESHOLD,
 935                 isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL);
 936 }
 937
 938 static void
 939 set80211protmode(const char *val, int d, int s, const struct afswtch *rafp)
 940 {
 941         int     mode;
 942
 943         if (strcasecmp(val, "off") == 0) {
 944                 mode = IEEE80211_PROTMODE_OFF;
 945         } else if (strcasecmp(val, "cts") == 0) {
 946                 mode = IEEE80211_PROTMODE_CTS;
 947         } else if (strncasecmp(val, "rtscts", 3) == 0) {
 948                 mode = IEEE80211_PROTMODE_RTSCTS;
 949         } else {
 950                 errx(1, "unknown protection mode");
 951         }
 952
 953         set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL);
 954 }
 955
 956 static void
 957 set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp)
 958 {
 959         int     mode;
 960
 961         if (strcasecmp(val, "off") == 0) {
 962                 mode = IEEE80211_PROTMODE_OFF;
 963         } else if (strncasecmp(val, "rts", 3) == 0) {
 964                 mode = IEEE80211_PROTMODE_RTSCTS;
 965         } else {
 966                 errx(1, "unknown protection mode");
 967         }
 968
 969         set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL);
 970 }
 971
 972 static void
 973 set80211txpower(const char *val, int d, int s, const struct afswtch *rafp)
 974 {
 975         double v = atof(val);
 976         int txpow;
 977
 978         txpow = (int) (2*v);
 979         if (txpow != 2*v)
 980                 errx(-1, "invalid tx power (must be .5 dBm units)");
 981         set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL);
 982 }
 983
 984 #define IEEE80211_ROAMING_DEVICE        0
 985 #define IEEE80211_ROAMING_AUTO          1
 986 #define IEEE80211_ROAMING_MANUAL        2
 987
 988 static void
 989 set80211roaming(const char *val, int d, int s, const struct afswtch *rafp)
 990 {
 991         int mode;
 992
 993         if (strcasecmp(val, "device") == 0) {
 994                 mode = IEEE80211_ROAMING_DEVICE;
 995         } else if (strcasecmp(val, "auto") == 0) {
 996                 mode = IEEE80211_ROAMING_AUTO;
 997         } else if (strcasecmp(val, "manual") == 0) {
 998                 mode = IEEE80211_ROAMING_MANUAL;
 999         } else {
1000                 errx(1, "unknown roaming mode");
1001         }
1002         set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL);
1003 }
1004
1005 static void
1006 set80211wme(const char *val, int d, int s, const struct afswtch *rafp)
1007 {
1008         set80211(s, IEEE80211_IOC_WME, d, 0, NULL);
1009 }
1010
1011 static void
1012 set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp)
1013 {
1014         set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL);
1015 }
1016
1017 static void
1018 set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp)
1019 {
1020         set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL);
1021 }
1022
1023 static void
1024 set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp)
1025 {
1026         set80211(s, IEEE80211_IOC_FF, d, 0, NULL);
1027 }
1028
1029 static void
1030 set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp)
1031 {
1032         set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL);
1033 }
1034
1035 static void
1036 set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp)
1037 {
1038         struct ieee80211req_chanlist chanlist;
1039         char *temp, *cp, *tp;
1040
1041         temp = malloc(strlen(val) + 1);
1042         if (temp == NULL)
1043                 errx(1, "malloc failed");
1044         strcpy(temp, val);
1045         memset(&chanlist, 0, sizeof(chanlist));
1046         cp = temp;
1047         for (;;) {
1048                 int first, last, f, c;
1049
1050                 tp = strchr(cp, ',');
1051                 if (tp != NULL)
1052                         *tp++ = '\0';
1053                 switch (sscanf(cp, "%u-%u", &first, &last)) {
1054                 case 1:
1055                         if (first > IEEE80211_CHAN_MAX)
1056                                 errx(-1, "channel %u out of range, max %u",
1057                                         first, IEEE80211_CHAN_MAX);
1058                         setbit(chanlist.ic_channels, first);
1059                         break;
1060                 case 2:
1061                         if (first > IEEE80211_CHAN_MAX)
1062                                 errx(-1, "channel %u out of range, max %u",
1063                                         first, IEEE80211_CHAN_MAX);
1064                         if (last > IEEE80211_CHAN_MAX)
1065                                 errx(-1, "channel %u out of range, max %u",
1066                                         last, IEEE80211_CHAN_MAX);
1067                         if (first > last)
1068                                 errx(-1, "void channel range, %u > %u",
1069                                         first, last);
1070                         for (f = first; f <= last; f++)
1071                                 setbit(chanlist.ic_channels, f);
1072                         break;
1073                 }
1074                 if (tp == NULL)
1075                         break;
1076                 c = *tp;
1077                 while (isspace(c))
1078                         tp++;
1079                 if (!isdigit(c))
1080                         break;
1081                 cp = tp;
1082         }
1083         set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist);
1084 }
1085
1086 static void
1087 set80211bssid(const char *val, int d, int s, const struct afswtch *rafp)
1088 {
1089
1090         if (!isanyarg(val)) {
1091                 char *temp;
1092                 struct sockaddr_dl sdl;
1093
1094                 temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1095                 if (temp == NULL)
1096                         errx(1, "malloc failed");
1097                 temp[0] = ':';
1098                 strcpy(temp + 1, val);
1099                 sdl.sdl_len = sizeof(sdl);
1100                 link_addr(temp, &sdl);
1101                 free(temp);
1102                 if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1103                         errx(1, "malformed link-level address");
1104                 set80211(s, IEEE80211_IOC_BSSID, 0,
1105                         IEEE80211_ADDR_LEN, LLADDR(&sdl));
1106         } else {
1107                 uint8_t zerobssid[IEEE80211_ADDR_LEN];
1108                 memset(zerobssid, 0, sizeof(zerobssid));
1109                 set80211(s, IEEE80211_IOC_BSSID, 0,
1110                         IEEE80211_ADDR_LEN, zerobssid);
1111         }
1112 }
1113
1114 static int
1115 getac(const char *ac)
1116 {
1117         if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0)
1118                 return WME_AC_BE;
1119         if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0)
1120                 return WME_AC_BK;
1121         if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0)
1122                 return WME_AC_VI;
1123         if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0)
1124                 return WME_AC_VO;
1125         errx(1, "unknown wme access class %s", ac);
1126 }
1127
1128 static
1129 DECL_CMD_FUNC2(set80211cwmin, ac, val)
1130 {
1131         set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL);
1132 }
1133
1134 static
1135 DECL_CMD_FUNC2(set80211cwmax, ac, val)
1136 {
1137         set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL);
1138 }
1139
1140 static
1141 DECL_CMD_FUNC2(set80211aifs, ac, val)
1142 {
1143         set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL);
1144 }
1145
1146 static
1147 DECL_CMD_FUNC2(set80211txoplimit, ac, val)
1148 {
1149         set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL);
1150 }
1151
1152 static
1153 DECL_CMD_FUNC(set80211acm, ac, d)
1154 {
1155         set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL);
1156 }
1157 static
1158 DECL_CMD_FUNC(set80211noacm, ac, d)
1159 {
1160         set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL);
1161 }
1162
1163 static
1164 DECL_CMD_FUNC(set80211ackpolicy, ac, d)
1165 {
1166         set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL);
1167 }
1168 static
1169 DECL_CMD_FUNC(set80211noackpolicy, ac, d)
1170 {
1171         set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL);
1172 }
1173
1174 static
1175 DECL_CMD_FUNC2(set80211bsscwmin, ac, val)
1176 {
1177         set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val),
1178                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1179 }
1180
1181 static
1182 DECL_CMD_FUNC2(set80211bsscwmax, ac, val)
1183 {
1184         set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val),
1185                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1186 }
1187
1188 static
1189 DECL_CMD_FUNC2(set80211bssaifs, ac, val)
1190 {
1191         set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val),
1192                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1193 }
1194
1195 static
1196 DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val)
1197 {
1198         set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val),
1199                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1200 }
1201
1202 static
1203 DECL_CMD_FUNC(set80211dtimperiod, val, d)
1204 {
1205         set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL);
1206 }
1207
1208 static
1209 DECL_CMD_FUNC(set80211bintval, val, d)
1210 {
1211         set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL);
1212 }
1213
1214 static void
1215 set80211macmac(int s, int op, const char *val)
1216 {
1217         char *temp;
1218         struct sockaddr_dl sdl;
1219
1220         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1221         if (temp == NULL)
1222                 errx(1, "malloc failed");
1223         temp[0] = ':';
1224         strcpy(temp + 1, val);
1225         sdl.sdl_len = sizeof(sdl);
1226         link_addr(temp, &sdl);
1227         free(temp);
1228         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1229                 errx(1, "malformed link-level address");
1230         set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl));
1231 }
1232
1233 static
1234 DECL_CMD_FUNC(set80211addmac, val, d)
1235 {
1236         set80211macmac(s, IEEE80211_IOC_ADDMAC, val);
1237 }
1238
1239 static
1240 DECL_CMD_FUNC(set80211delmac, val, d)
1241 {
1242         set80211macmac(s, IEEE80211_IOC_DELMAC, val);
1243 }
1244
1245 static
1246 DECL_CMD_FUNC(set80211kickmac, val, d)
1247 {
1248         char *temp;
1249         struct sockaddr_dl sdl;
1250         struct ieee80211req_mlme mlme;
1251
1252         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1253         if (temp == NULL)
1254                 errx(1, "malloc failed");
1255         temp[0] = ':';
1256         strcpy(temp + 1, val);
1257         sdl.sdl_len = sizeof(sdl);
1258         link_addr(temp, &sdl);
1259         free(temp);
1260         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1261                 errx(1, "malformed link-level address");
1262         memset(&mlme, 0, sizeof(mlme));
1263         mlme.im_op = IEEE80211_MLME_DEAUTH;
1264         mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE;
1265         memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN);
1266         set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme);
1267 }
1268
1269 static
1270 DECL_CMD_FUNC(set80211maccmd, val, d)
1271 {
1272         set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL);
1273 }
1274
1275 static void
1276 set80211meshrtmac(int s, int req, const char *val)
1277 {
1278         char *temp;
1279         struct sockaddr_dl sdl;
1280
1281         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1282         if (temp == NULL)
1283                 errx(1, "malloc failed");
1284         temp[0] = ':';
1285         strcpy(temp + 1, val);
1286         sdl.sdl_len = sizeof(sdl);
1287         link_addr(temp, &sdl);
1288         free(temp);
1289         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1290                 errx(1, "malformed link-level address");
1291         set80211(s, IEEE80211_IOC_MESH_RTCMD, req,
1292             IEEE80211_ADDR_LEN, LLADDR(&sdl));
1293 }
1294
1295 static
1296 DECL_CMD_FUNC(set80211addmeshrt, val, d)
1297 {
1298         set80211meshrtmac(s, IEEE80211_MESH_RTCMD_ADD, val);
1299 }
1300
1301 static
1302 DECL_CMD_FUNC(set80211delmeshrt, val, d)
1303 {
1304         set80211meshrtmac(s, IEEE80211_MESH_RTCMD_DELETE, val);
1305 }
1306
1307 static
1308 DECL_CMD_FUNC(set80211meshrtcmd, val, d)
1309 {
1310         set80211(s, IEEE80211_IOC_MESH_RTCMD, d, 0, NULL);
1311 }
1312
1313 static
1314 DECL_CMD_FUNC(set80211hwmprootmode, val, d)
1315 {
1316         int mode;
1317
1318         if (strcasecmp(val, "normal") == 0)
1319                 mode = IEEE80211_HWMP_ROOTMODE_NORMAL;
1320         else if (strcasecmp(val, "proactive") == 0)
1321                 mode = IEEE80211_HWMP_ROOTMODE_PROACTIVE;
1322         else if (strcasecmp(val, "rann") == 0)
1323                 mode = IEEE80211_HWMP_ROOTMODE_RANN;
1324         else
1325                 mode = IEEE80211_HWMP_ROOTMODE_DISABLED;
1326         set80211(s, IEEE80211_IOC_HWMP_ROOTMODE, mode, 0, NULL);
1327 }
1328
1329 static
1330 DECL_CMD_FUNC(set80211hwmpmaxhops, val, d)
1331 {
1332         set80211(s, IEEE80211_IOC_HWMP_MAXHOPS, atoi(val), 0, NULL);
1333 }
1334
1335 static void
1336 set80211pureg(const char *val, int d, int s, const struct afswtch *rafp)
1337 {
1338         set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL);
1339 }
1340
1341 static void
1342 set80211quiet(const char *val, int d, int s, const struct afswtch *rafp)
1343 {
1344         set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL);
1345 }
1346
1347 static
1348 DECL_CMD_FUNC(set80211quietperiod, val, d)
1349 {
1350         set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL);
1351 }
1352
1353 static
1354 DECL_CMD_FUNC(set80211quietcount, val, d)
1355 {
1356         set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL);
1357 }
1358
1359 static
1360 DECL_CMD_FUNC(set80211quietduration, val, d)
1361 {
1362         set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL);
1363 }
1364
1365 static
1366 DECL_CMD_FUNC(set80211quietoffset, val, d)
1367 {
1368         set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL);
1369 }
1370
1371 static void
1372 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1373 {
1374         set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1375 }
1376
1377 static
1378 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1379 {
1380         set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1381 }
1382
1383 static
1384 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1385 {
1386         set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1387 }
1388
1389 static
1390 DECL_CMD_FUNC(set80211scanvalid, val, d)
1391 {
1392         set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1393 }
1394
1395 /*
1396  * Parse an optional trailing specification of which netbands
1397  * to apply a parameter to.  This is basically the same syntax
1398  * as used for channels but you can concatenate to specify
1399  * multiple.  For example:
1400  *      14:abg          apply to 11a, 11b, and 11g
1401  *      6:ht            apply to 11na and 11ng
1402  * We don't make a big effort to catch silly things; this is
1403  * really a convenience mechanism.
1404  */
1405 static int
1406 getmodeflags(const char *val)
1407 {
1408         const char *cp;
1409         int flags;
1410
1411         flags = 0;
1412
1413         cp = strchr(val, ':');
1414         if (cp != NULL) {
1415                 for (cp++; isalpha((int) *cp); cp++) {
1416                         /* accept mixed case */
1417                         int c = *cp;
1418                         if (isupper(c))
1419                                 c = tolower(c);
1420                         switch (c) {
1421                         case 'a':               /* 802.11a */
1422                                 flags |= IEEE80211_CHAN_A;
1423                                 break;
1424                         case 'b':               /* 802.11b */
1425                                 flags |= IEEE80211_CHAN_B;
1426                                 break;
1427                         case 'g':               /* 802.11g */
1428                                 flags |= IEEE80211_CHAN_G;
1429                                 break;
1430                         case 'n':               /* 802.11n */
1431                                 flags |= IEEE80211_CHAN_HT;
1432                                 break;
1433                         case 'd':               /* dt = Atheros Dynamic Turbo */
1434                                 flags |= IEEE80211_CHAN_TURBO;
1435                                 break;
1436                         case 't':               /* ht, dt, st, t */
1437                                 /* dt and unadorned t specify Dynamic Turbo */
1438                                 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1439                                         flags |= IEEE80211_CHAN_TURBO;
1440                                 break;
1441                         case 's':               /* st = Atheros Static Turbo */
1442                                 flags |= IEEE80211_CHAN_STURBO;
1443                                 break;
1444                         case 'h':               /* 1/2-width channels */
1445                                 flags |= IEEE80211_CHAN_HALF;
1446                                 break;
1447                         case 'q':               /* 1/4-width channels */
1448                                 flags |= IEEE80211_CHAN_QUARTER;
1449                                 break;
1450                         default:
1451                                 errx(-1, "%s: Invalid mode attribute %c\n",
1452                                     val, *cp);
1453                         }
1454                 }
1455         }
1456         return flags;
1457 }
1458
1459 #define IEEE80211_CHAN_HTA      (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1460 #define IEEE80211_CHAN_HTG      (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1461
1462 #define _APPLY(_flags, _base, _param, _v) do {                          \
1463     if (_flags & IEEE80211_CHAN_HT) {                                   \
1464             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1465                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1466                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1467             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1468                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1469             else                                                        \
1470                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1471     }                                                                   \
1472     if (_flags & IEEE80211_CHAN_TURBO) {                                \
1473             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1474                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1475                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1476             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1477                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1478             else                                                        \
1479                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1480     }                                                                   \
1481     if (_flags & IEEE80211_CHAN_STURBO)                                 \
1482             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1483     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)                \
1484             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1485     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)                \
1486             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1487     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)                \
1488             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1489     if (_flags & IEEE80211_CHAN_HALF)                                   \
1490             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1491     if (_flags & IEEE80211_CHAN_QUARTER)                                \
1492             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1493 } while (0)
1494 #define _APPLY1(_flags, _base, _param, _v) do {                         \
1495     if (_flags & IEEE80211_CHAN_HT) {                                   \
1496             if (_flags & IEEE80211_CHAN_5GHZ)                           \
1497                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1498             else                                                        \
1499                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1500     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)   \
1501             _base.params[IEEE80211_MODE_TURBO_A]._param = _v;           \
1502     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)     \
1503             _base.params[IEEE80211_MODE_TURBO_G]._param = _v;           \
1504     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)         \
1505             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1506     else if (_flags & IEEE80211_CHAN_HALF)                              \
1507             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1508     else if (_flags & IEEE80211_CHAN_QUARTER)                           \
1509             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1510     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)           \
1511             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1512     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)           \
1513             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1514     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)           \
1515             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1516 } while (0)
1517 #define _APPLY_RATE(_flags, _base, _param, _v) do {                     \
1518     if (_flags & IEEE80211_CHAN_HT) {                                   \
1519         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1520     }                                                                   \
1521     _APPLY(_flags, _base, _param, _v);                                  \
1522 } while (0)
1523 #define _APPLY_RATE1(_flags, _base, _param, _v) do {                    \
1524     if (_flags & IEEE80211_CHAN_HT) {                                   \
1525         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1526     }                                                                   \
1527     _APPLY1(_flags, _base, _param, _v);                                 \
1528 } while (0)
1529
1530 static
1531 DECL_CMD_FUNC(set80211roamrssi, val, d)
1532 {
1533         double v = atof(val);
1534         int rssi, flags;
1535
1536         rssi = (int) (2*v);
1537         if (rssi != 2*v)
1538                 errx(-1, "invalid rssi (must be .5 dBm units)");
1539         flags = getmodeflags(val);
1540         getroam(s);
1541         if (flags == 0) {               /* NB: no flags => current channel */
1542                 flags = getcurchan(s)->ic_flags;
1543                 _APPLY1(flags, roamparams, rssi, rssi);
1544         } else
1545                 _APPLY(flags, roamparams, rssi, rssi);
1546         callback_register(setroam_cb, &roamparams);
1547 }
1548
1549 static int
1550 getrate(const char *val, const char *tag)
1551 {
1552         double v = atof(val);
1553         int rate;
1554
1555         rate = (int) (2*v);
1556         if (rate != 2*v)
1557                 errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1558         return rate;            /* NB: returns 2x the specified value */
1559 }
1560
1561 static
1562 DECL_CMD_FUNC(set80211roamrate, val, d)
1563 {
1564         int rate, flags;
1565
1566         rate = getrate(val, "roam");
1567         flags = getmodeflags(val);
1568         getroam(s);
1569         if (flags == 0) {               /* NB: no flags => current channel */
1570                 flags = getcurchan(s)->ic_flags;
1571                 _APPLY_RATE1(flags, roamparams, rate, rate);
1572         } else
1573                 _APPLY_RATE(flags, roamparams, rate, rate);
1574         callback_register(setroam_cb, &roamparams);
1575 }
1576
1577 static
1578 DECL_CMD_FUNC(set80211mcastrate, val, d)
1579 {
1580         int rate, flags;
1581
1582         rate = getrate(val, "mcast");
1583         flags = getmodeflags(val);
1584         gettxparams(s);
1585         if (flags == 0) {               /* NB: no flags => current channel */
1586                 flags = getcurchan(s)->ic_flags;
1587                 _APPLY_RATE1(flags, txparams, mcastrate, rate);
1588         } else
1589                 _APPLY_RATE(flags, txparams, mcastrate, rate);
1590         callback_register(settxparams_cb, &txparams);
1591 }
1592
1593 static
1594 DECL_CMD_FUNC(set80211mgtrate, val, d)
1595 {
1596         int rate, flags;
1597
1598         rate = getrate(val, "mgmt");
1599         flags = getmodeflags(val);
1600         gettxparams(s);
1601         if (flags == 0) {               /* NB: no flags => current channel */
1602                 flags = getcurchan(s)->ic_flags;
1603                 _APPLY_RATE1(flags, txparams, mgmtrate, rate);
1604         } else
1605                 _APPLY_RATE(flags, txparams, mgmtrate, rate);
1606         callback_register(settxparams_cb, &txparams);
1607 }
1608
1609 static
1610 DECL_CMD_FUNC(set80211ucastrate, val, d)
1611 {
1612         int flags;
1613
1614         gettxparams(s);
1615         flags = getmodeflags(val);
1616         if (isanyarg(val)) {
1617                 if (flags == 0) {       /* NB: no flags => current channel */
1618                         flags = getcurchan(s)->ic_flags;
1619                         _APPLY1(flags, txparams, ucastrate,
1620                             IEEE80211_FIXED_RATE_NONE);
1621                 } else
1622                         _APPLY(flags, txparams, ucastrate,
1623                             IEEE80211_FIXED_RATE_NONE);
1624         } else {
1625                 int rate = getrate(val, "ucast");
1626                 if (flags == 0) {       /* NB: no flags => current channel */
1627                         flags = getcurchan(s)->ic_flags;
1628                         _APPLY_RATE1(flags, txparams, ucastrate, rate);
1629                 } else
1630                         _APPLY_RATE(flags, txparams, ucastrate, rate);
1631         }
1632         callback_register(settxparams_cb, &txparams);
1633 }
1634
1635 static
1636 DECL_CMD_FUNC(set80211maxretry, val, d)
1637 {
1638         int v = atoi(val), flags;
1639
1640         flags = getmodeflags(val);
1641         gettxparams(s);
1642         if (flags == 0) {               /* NB: no flags => current channel */
1643                 flags = getcurchan(s)->ic_flags;
1644                 _APPLY1(flags, txparams, maxretry, v);
1645         } else
1646                 _APPLY(flags, txparams, maxretry, v);
1647         callback_register(settxparams_cb, &txparams);
1648 }
1649 #undef _APPLY_RATE
1650 #undef _APPLY
1651 #undef IEEE80211_CHAN_HTA
1652 #undef IEEE80211_CHAN_HTG
1653
1654 static
1655 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1656 {
1657         set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1658                 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1659 }
1660
1661 static
1662 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1663 {
1664         set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1665                 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1666 }
1667
1668 static void
1669 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1670 {
1671         set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1672 }
1673
1674 static void
1675 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1676 {
1677         set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1678 }
1679
1680 static void
1681 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1682 {
1683         set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1684 }
1685
1686 static void
1687 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1688 {
1689         set80211(s, IEEE80211_IOC_SHORTGI,
1690                 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1691                 0, NULL);
1692 }
1693
1694 static void
1695 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1696 {
1697         int ampdu;
1698
1699         if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1700                 errx(-1, "cannot set AMPDU setting");
1701         if (d < 0) {
1702                 d = -d;
1703                 ampdu &= ~d;
1704         } else
1705                 ampdu |= d;
1706         set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1707 }
1708
1709 static void
1710 set80211stbc(const char *val, int d, int s, const struct afswtch *rafp)
1711 {
1712         int stbc;
1713
1714         if (get80211val(s, IEEE80211_IOC_STBC, &stbc) < 0)
1715                 errx(-1, "cannot set STBC setting");
1716         if (d < 0) {
1717                 d = -d;
1718                 stbc &= ~d;
1719         } else
1720                 stbc |= d;
1721         set80211(s, IEEE80211_IOC_STBC, stbc, 0, NULL);
1722 }
1723
1724 static
1725 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1726 {
1727         int v;
1728
1729         switch (atoi(val)) {
1730         case 8:
1731         case 8*1024:
1732                 v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1733                 break;
1734         case 16:
1735         case 16*1024:
1736                 v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1737                 break;
1738         case 32:
1739         case 32*1024:
1740                 v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1741                 break;
1742         case 64:
1743         case 64*1024:
1744                 v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1745                 break;
1746         default:
1747                 errx(-1, "invalid A-MPDU limit %s", val);
1748         }
1749         set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1750 }
1751
1752 static
1753 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1754 {
1755         int v;
1756
1757         if (isanyarg(val) || strcasecmp(val, "na") == 0)
1758                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1759         else switch ((int)(atof(val)*4)) {
1760         case 0:
1761                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1762                 break;
1763         case 1:
1764                 v = IEEE80211_HTCAP_MPDUDENSITY_025;
1765                 break;
1766         case 2:
1767                 v = IEEE80211_HTCAP_MPDUDENSITY_05;
1768                 break;
1769         case 4:
1770                 v = IEEE80211_HTCAP_MPDUDENSITY_1;
1771                 break;
1772         case 8:
1773                 v = IEEE80211_HTCAP_MPDUDENSITY_2;
1774                 break;
1775         case 16:
1776                 v = IEEE80211_HTCAP_MPDUDENSITY_4;
1777                 break;
1778         case 32:
1779                 v = IEEE80211_HTCAP_MPDUDENSITY_8;
1780                 break;
1781         case 64:
1782                 v = IEEE80211_HTCAP_MPDUDENSITY_16;
1783                 break;
1784         default:
1785                 errx(-1, "invalid A-MPDU density %s", val);
1786         }
1787         set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1788 }
1789
1790 static void
1791 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1792 {
1793         int amsdu;
1794
1795         if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1796                 err(-1, "cannot get AMSDU setting");
1797         if (d < 0) {
1798                 d = -d;
1799                 amsdu &= ~d;
1800         } else
1801                 amsdu |= d;
1802         set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1803 }
1804
1805 static
1806 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1807 {
1808         set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1809 }
1810
1811 static void
1812 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1813 {
1814         set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1815 }
1816
1817 static void
1818 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1819 {
1820         set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1821 }
1822
1823 static void
1824 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1825 {
1826         set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1827         htconf = d;
1828 }
1829
1830 static void
1831 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1832 {
1833         set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1834 }
1835
1836 static void
1837 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1838 {
1839         set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1840 }
1841
1842 static void
1843 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1844 {
1845         set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1846 }
1847
1848 static void
1849 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1850 {
1851         set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1852 }
1853
1854 static void
1855 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1856 {
1857         set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1858 }
1859
1860 static void
1861 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1862 {
1863         set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1864 }
1865
1866 static
1867 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1868 {
1869         set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1870 }
1871
1872 static
1873 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1874 {
1875         set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1876 }
1877
1878 static
1879 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1880 {
1881         set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1882 }
1883
1884 static
1885 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1886 {
1887         set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1888 }
1889
1890 static
1891 DECL_CMD_FUNC(set80211meshttl, val, d)
1892 {
1893         set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1894 }
1895
1896 static
1897 DECL_CMD_FUNC(set80211meshforward, val, d)
1898 {
1899         set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL);
1900 }
1901
1902 static
1903 DECL_CMD_FUNC(set80211meshgate, val, d)
1904 {
1905         set80211(s, IEEE80211_IOC_MESH_GATE, d, 0, NULL);
1906 }
1907
1908 static
1909 DECL_CMD_FUNC(set80211meshpeering, val, d)
1910 {
1911         set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL);
1912 }
1913
1914 static
1915 DECL_CMD_FUNC(set80211meshmetric, val, d)
1916 {
1917         char v[12];
1918
1919         memcpy(v, val, sizeof(v));
1920         set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
1921 }
1922
1923 static
1924 DECL_CMD_FUNC(set80211meshpath, val, d)
1925 {
1926         char v[12];
1927
1928         memcpy(v, val, sizeof(v));
1929         set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
1930 }
1931
1932 static int
1933 regdomain_sort(const void *a, const void *b)
1934 {
1935 #define CHAN_ALL \
1936         (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
1937         const struct ieee80211_channel *ca = a;
1938         const struct ieee80211_channel *cb = b;
1939
1940         return ca->ic_freq == cb->ic_freq ?
1941             (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
1942             ca->ic_freq - cb->ic_freq;
1943 #undef CHAN_ALL
1944 }
1945
1946 static const struct ieee80211_channel *
1947 chanlookup(const struct ieee80211_channel chans[], int nchans,
1948         int freq, int flags)
1949 {
1950         int i;
1951
1952         flags &= IEEE80211_CHAN_ALLTURBO;
1953         for (i = 0; i < nchans; i++) {
1954                 const struct ieee80211_channel *c = &chans[i];
1955                 if (c->ic_freq == freq &&
1956                     (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
1957                         return c;
1958         }
1959         return NULL;
1960 }
1961
1962 static int
1963 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
1964 {
1965         int i;
1966
1967         for (i = 0; i < nchans; i++) {
1968                 const struct ieee80211_channel *c = &chans[i];
1969                 if ((c->ic_flags & flags) == flags)
1970                         return 1;
1971         }
1972         return 0;
1973 }
1974
1975 /*
1976  * Check channel compatibility.
1977  */
1978 static int
1979 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
1980 {
1981         flags &= ~REQ_FLAGS;
1982         /*
1983          * Check if exact channel is in the calibration table;
1984          * everything below is to deal with channels that we
1985          * want to include but that are not explicitly listed.
1986          */
1987         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
1988                 return 1;
1989         if (flags & IEEE80211_CHAN_GSM) {
1990                 /*
1991                  * XXX GSM frequency mapping is handled in the kernel
1992                  * so we cannot find them in the calibration table;
1993                  * just accept the channel and the kernel will reject
1994                  * the channel list if it's wrong.
1995                  */
1996                 return 1;
1997         }
1998         /*
1999          * If this is a 1/2 or 1/4 width channel allow it if a full
2000          * width channel is present for this frequency, and the device
2001          * supports fractional channels on this band.  This is a hack
2002          * that avoids bloating the calibration table; it may be better
2003          * by per-band attributes though (we are effectively calculating
2004          * this attribute by scanning the channel list ourself).
2005          */
2006         if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
2007                 return 0;
2008         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
2009             flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
2010                 return 0;
2011         if (flags & IEEE80211_CHAN_HALF) {
2012                 return chanfind(avail->ic_chans, avail->ic_nchans,
2013                     IEEE80211_CHAN_HALF |
2014                        (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2015         } else {
2016                 return chanfind(avail->ic_chans, avail->ic_nchans,
2017                     IEEE80211_CHAN_QUARTER |
2018                         (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2019         }
2020 }
2021
2022 static void
2023 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2024         const netband_head *bands,
2025         const struct ieee80211_regdomain *reg,
2026         uint32_t chanFlags,
2027         const struct ieee80211req_chaninfo *avail)
2028 {
2029         const struct netband *nb;
2030         const struct freqband *b;
2031         struct ieee80211_channel *c, *prev;
2032         int freq, hi_adj, lo_adj, channelSep;
2033         uint32_t flags;
2034
2035         hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2036         lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2037         channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2038         LIST_FOREACH(nb, bands, next) {
2039                 b = nb->band;
2040                 if (verbose) {
2041                         printf("%s:", __func__);
2042                         printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2043                         printb(" bandFlags", nb->flags | b->flags,
2044                             IEEE80211_CHAN_BITS);
2045                         putchar('\n');
2046                 }
2047                 prev = NULL;
2048                 for (freq = b->freqStart + lo_adj;
2049                      freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2050                         /*
2051                          * Construct flags for the new channel.  We take
2052                          * the attributes from the band descriptions except
2053                          * for HT40 which is enabled generically (i.e. +/-
2054                          * extension channel) in the band description and
2055                          * then constrained according by channel separation.
2056                          */
2057                         flags = nb->flags | b->flags;
2058                         if (flags & IEEE80211_CHAN_HT) {
2059                                 /*
2060                                  * HT channels are generated specially; we're
2061                                  * called to add HT20, HT40+, and HT40- chan's
2062                                  * so we need to expand only band specs for
2063                                  * the HT channel type being added.
2064                                  */
2065                                 if ((chanFlags & IEEE80211_CHAN_HT20) &&
2066                                     (flags & IEEE80211_CHAN_HT20) == 0) {
2067                                         if (verbose)
2068                                                 printf("%u: skip, not an "
2069                                                     "HT20 channel\n", freq);
2070                                         continue;
2071                                 }
2072                                 if ((chanFlags & IEEE80211_CHAN_HT40) &&
2073                                     (flags & IEEE80211_CHAN_HT40) == 0) {
2074                                         if (verbose)
2075                                                 printf("%u: skip, not an "
2076                                                     "HT40 channel\n", freq);
2077                                         continue;
2078                                 }
2079                                 /* NB: HT attribute comes from caller */
2080                                 flags &= ~IEEE80211_CHAN_HT;
2081                                 flags |= chanFlags & IEEE80211_CHAN_HT;
2082                         }
2083                         /*
2084                          * Check if device can operate on this frequency.
2085                          */
2086                         if (!checkchan(avail, freq, flags)) {
2087                                 if (verbose) {
2088                                         printf("%u: skip, ", freq);
2089                                         printb("flags", flags,
2090                                             IEEE80211_CHAN_BITS);
2091                                         printf(" not available\n");
2092                                 }
2093                                 continue;
2094                         }
2095                         if ((flags & REQ_ECM) && !reg->ecm) {
2096                                 if (verbose)
2097                                         printf("%u: skip, ECM channel\n", freq);
2098                                 continue;
2099                         }
2100                         if ((flags & REQ_INDOOR) && reg->location == 'O') {
2101                                 if (verbose)
2102                                         printf("%u: skip, indoor channel\n",
2103                                             freq);
2104                                 continue;
2105                         }
2106                         if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2107                                 if (verbose)
2108                                         printf("%u: skip, outdoor channel\n",
2109                                             freq);
2110                                 continue;
2111                         }
2112                         if ((flags & IEEE80211_CHAN_HT40) &&
2113                             prev != NULL && (freq - prev->ic_freq) < channelSep) {
2114                                 if (verbose)
2115                                         printf("%u: skip, only %u channel "
2116                                             "separation, need %d\n", freq,
2117                                             freq - prev->ic_freq, channelSep);
2118                                 continue;
2119                         }
2120                         if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2121                                 if (verbose)
2122                                         printf("%u: skip, channel table full\n",
2123                                             freq);
2124                                 break;
2125                         }
2126                         c = &ci->ic_chans[ci->ic_nchans++];
2127                         memset(c, 0, sizeof(*c));
2128                         c->ic_freq = freq;
2129                         c->ic_flags = flags;
2130                         if (c->ic_flags & IEEE80211_CHAN_DFS)
2131                                 c->ic_maxregpower = nb->maxPowerDFS;
2132                         else
2133                                 c->ic_maxregpower = nb->maxPower;
2134                         if (verbose) {
2135                                 printf("[%3d] add freq %u ",
2136                                     ci->ic_nchans-1, c->ic_freq);
2137                                 printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2138                                 printf(" power %u\n", c->ic_maxregpower);
2139                         }
2140                         /* NB: kernel fills in other fields */
2141                         prev = c;
2142                 }
2143         }
2144 }
2145
2146 static void
2147 regdomain_makechannels(
2148         struct ieee80211_regdomain_req *req,
2149         const struct ieee80211_devcaps_req *dc)
2150 {
2151         struct regdata *rdp = getregdata();
2152         const struct country *cc;
2153         const struct ieee80211_regdomain *reg = &req->rd;
2154         struct ieee80211req_chaninfo *ci = &req->chaninfo;
2155         const struct regdomain *rd;
2156
2157         /*
2158          * Locate construction table for new channel list.  We treat
2159          * the regdomain/SKU as definitive so a country can be in
2160          * multiple with different properties (e.g. US in FCC+FCC3).
2161          * If no regdomain is specified then we fallback on the country
2162          * code to find the associated regdomain since countries always
2163          * belong to at least one regdomain.
2164          */
2165         if (reg->regdomain == 0) {
2166                 cc = lib80211_country_findbycc(rdp, reg->country);
2167                 if (cc == NULL)
2168                         errx(1, "internal error, country %d not found",
2169                             reg->country);
2170                 rd = cc->rd;
2171         } else
2172                 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2173         if (rd == NULL)
2174                 errx(1, "internal error, regdomain %d not found",
2175                             reg->regdomain);
2176         if (rd->sku != SKU_DEBUG) {
2177                 /*
2178                  * regdomain_addchans incrememnts the channel count for
2179                  * each channel it adds so initialize ic_nchans to zero.
2180                  * Note that we know we have enough space to hold all possible
2181                  * channels because the devcaps list size was used to
2182                  * allocate our request.
2183                  */
2184                 ci->ic_nchans = 0;
2185                 if (!LIST_EMPTY(&rd->bands_11b))
2186                         regdomain_addchans(ci, &rd->bands_11b, reg,
2187                             IEEE80211_CHAN_B, &dc->dc_chaninfo);
2188                 if (!LIST_EMPTY(&rd->bands_11g))
2189                         regdomain_addchans(ci, &rd->bands_11g, reg,
2190                             IEEE80211_CHAN_G, &dc->dc_chaninfo);
2191                 if (!LIST_EMPTY(&rd->bands_11a))
2192                         regdomain_addchans(ci, &rd->bands_11a, reg,
2193                             IEEE80211_CHAN_A, &dc->dc_chaninfo);
2194                 if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2195                         regdomain_addchans(ci, &rd->bands_11na, reg,
2196                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2197                             &dc->dc_chaninfo);
2198                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2199                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2200                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2201                                     &dc->dc_chaninfo);
2202                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2203                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2204                                     &dc->dc_chaninfo);
2205                         }
2206                 }
2207                 if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2208                         regdomain_addchans(ci, &rd->bands_11ng, reg,
2209                             IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2210                             &dc->dc_chaninfo);
2211                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2212                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2213                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2214                                     &dc->dc_chaninfo);
2215                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2216                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2217                                     &dc->dc_chaninfo);
2218                         }
2219                 }
2220                 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2221                     regdomain_sort);
2222         } else
2223                 memcpy(ci, &dc->dc_chaninfo,
2224                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2225 }
2226
2227 static void
2228 list_countries(void)
2229 {
2230         struct regdata *rdp = getregdata();
2231         const struct country *cp;
2232         const struct regdomain *dp;
2233         int i;
2234
2235         i = 0;
2236         printf("\nCountry codes:\n");
2237         LIST_FOREACH(cp, &rdp->countries, next) {
2238                 printf("%2s %-15.15s%s", cp->isoname,
2239                     cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2240                 i++;
2241         }
2242         i = 0;
2243         printf("\nRegulatory domains:\n");
2244         LIST_FOREACH(dp, &rdp->domains, next) {
2245                 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2246                 i++;
2247         }
2248         printf("\n");
2249 }
2250
2251 static void
2252 defaultcountry(const struct regdomain *rd)
2253 {
2254         struct regdata *rdp = getregdata();
2255         const struct country *cc;
2256
2257         cc = lib80211_country_findbycc(rdp, rd->cc->code);
2258         if (cc == NULL)
2259                 errx(1, "internal error, ISO country code %d not "
2260                     "defined for regdomain %s", rd->cc->code, rd->name);
2261         regdomain.country = cc->code;
2262         regdomain.isocc[0] = cc->isoname[0];
2263         regdomain.isocc[1] = cc->isoname[1];
2264 }
2265
2266 static
2267 DECL_CMD_FUNC(set80211regdomain, val, d)
2268 {
2269         struct regdata *rdp = getregdata();
2270         const struct regdomain *rd;
2271
2272         rd = lib80211_regdomain_findbyname(rdp, val);
2273         if (rd == NULL) {
2274                 char *eptr;
2275                 long sku = strtol(val, &eptr, 0);
2276
2277                 if (eptr != val)
2278                         rd = lib80211_regdomain_findbysku(rdp, sku);
2279                 if (eptr == val || rd == NULL)
2280                         errx(1, "unknown regdomain %s", val);
2281         }
2282         getregdomain(s);
2283         regdomain.regdomain = rd->sku;
2284         if (regdomain.country == 0 && rd->cc != NULL) {
2285                 /*
2286                  * No country code setup and there's a default
2287                  * one for this regdomain fill it in.
2288                  */
2289                 defaultcountry(rd);
2290         }
2291         callback_register(setregdomain_cb, &regdomain);
2292 }
2293
2294 static
2295 DECL_CMD_FUNC(set80211country, val, d)
2296 {
2297         struct regdata *rdp = getregdata();
2298         const struct country *cc;
2299
2300         cc = lib80211_country_findbyname(rdp, val);
2301         if (cc == NULL) {
2302                 char *eptr;
2303                 long code = strtol(val, &eptr, 0);
2304
2305                 if (eptr != val)
2306                         cc = lib80211_country_findbycc(rdp, code);
2307                 if (eptr == val || cc == NULL)
2308                         errx(1, "unknown ISO country code %s", val);
2309         }
2310         getregdomain(s);
2311         regdomain.regdomain = cc->rd->sku;
2312         regdomain.country = cc->code;
2313         regdomain.isocc[0] = cc->isoname[0];
2314         regdomain.isocc[1] = cc->isoname[1];
2315         callback_register(setregdomain_cb, &regdomain);
2316 }
2317
2318 static void
2319 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2320 {
2321         getregdomain(s);
2322         regdomain.location = d;
2323         callback_register(setregdomain_cb, &regdomain);
2324 }
2325
2326 static void
2327 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2328 {
2329         getregdomain(s);
2330         regdomain.ecm = d;
2331         callback_register(setregdomain_cb, &regdomain);
2332 }
2333
2334 static void
2335 LINE_INIT(char c)
2336 {
2337         spacer = c;
2338         if (c == '\t')
2339                 col = 8;
2340         else
2341                 col = 1;
2342 }
2343
2344 static void
2345 LINE_BREAK(void)
2346 {
2347         if (spacer != '\t') {
2348                 printf("\n");
2349                 spacer = '\t';
2350         }
2351         col = 8;                /* 8-col tab */
2352 }
2353
2354 static void
2355 LINE_CHECK(const char *fmt, ...)
2356 {
2357         char buf[80];
2358         va_list ap;
2359         int n;
2360
2361         va_start(ap, fmt);
2362         n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2363         va_end(ap);
2364         col += 1+n;
2365         if (col > MAXCOL) {
2366                 LINE_BREAK();
2367                 col += n;
2368         }
2369         buf[0] = spacer;
2370         printf("%s", buf);
2371         spacer = ' ';
2372 }
2373
2374 static int
2375 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2376 {
2377         int i, maxrate = -1;
2378
2379         for (i = 0; i < nrates; i++) {
2380                 int rate = rates[i] & IEEE80211_RATE_VAL;
2381                 if (rate > maxrate)
2382                         maxrate = rate;
2383         }
2384         return maxrate / 2;
2385 }
2386
2387 static const char *
2388 getcaps(int capinfo)
2389 {
2390         static char capstring[32];
2391         char *cp = capstring;
2392
2393         if (capinfo & IEEE80211_CAPINFO_ESS)
2394                 *cp++ = 'E';
2395         if (capinfo & IEEE80211_CAPINFO_IBSS)
2396                 *cp++ = 'I';
2397         if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2398                 *cp++ = 'c';
2399         if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2400                 *cp++ = 'C';
2401         if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2402                 *cp++ = 'P';
2403         if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2404                 *cp++ = 'S';
2405         if (capinfo & IEEE80211_CAPINFO_PBCC)
2406                 *cp++ = 'B';
2407         if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2408                 *cp++ = 'A';
2409         if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2410                 *cp++ = 's';
2411         if (capinfo & IEEE80211_CAPINFO_RSN)
2412                 *cp++ = 'R';
2413         if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2414                 *cp++ = 'D';
2415         *cp = '\0';
2416         return capstring;
2417 }
2418
2419 static const char *
2420 getflags(int flags)
2421 {
2422         static char flagstring[32];
2423         char *cp = flagstring;
2424
2425         if (flags & IEEE80211_NODE_AUTH)
2426                 *cp++ = 'A';
2427         if (flags & IEEE80211_NODE_QOS)
2428                 *cp++ = 'Q';
2429         if (flags & IEEE80211_NODE_ERP)
2430                 *cp++ = 'E';
2431         if (flags & IEEE80211_NODE_PWR_MGT)
2432                 *cp++ = 'P';
2433         if (flags & IEEE80211_NODE_HT) {
2434                 *cp++ = 'H';
2435                 if (flags & IEEE80211_NODE_HTCOMPAT)
2436                         *cp++ = '+';
2437         }
2438         if (flags & IEEE80211_NODE_WPS)
2439                 *cp++ = 'W';
2440         if (flags & IEEE80211_NODE_TSN)
2441                 *cp++ = 'N';
2442         if (flags & IEEE80211_NODE_AMPDU_TX)
2443                 *cp++ = 'T';
2444         if (flags & IEEE80211_NODE_AMPDU_RX)
2445                 *cp++ = 'R';
2446         if (flags & IEEE80211_NODE_MIMO_PS) {
2447                 *cp++ = 'M';
2448                 if (flags & IEEE80211_NODE_MIMO_RTS)
2449                         *cp++ = '+';
2450         }
2451         if (flags & IEEE80211_NODE_RIFS)
2452                 *cp++ = 'I';
2453         if (flags & IEEE80211_NODE_SGI40) {
2454                 *cp++ = 'S';
2455                 if (flags & IEEE80211_NODE_SGI20)
2456                         *cp++ = '+';
2457         } else if (flags & IEEE80211_NODE_SGI20)
2458                 *cp++ = 's';
2459         if (flags & IEEE80211_NODE_AMSDU_TX)
2460                 *cp++ = 't';
2461         if (flags & IEEE80211_NODE_AMSDU_RX)
2462                 *cp++ = 'r';
2463         *cp = '\0';
2464         return flagstring;
2465 }
2466
2467 static void
2468 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2469 {
2470         printf("%s", tag);
2471         if (verbose) {
2472                 maxlen -= strlen(tag)+2;
2473                 if (2*ielen > maxlen)
2474                         maxlen--;
2475                 printf("<");
2476                 for (; ielen > 0; ie++, ielen--) {
2477                         if (maxlen-- <= 0)
2478                                 break;
2479                         printf("%02x", *ie);
2480                 }
2481                 if (ielen != 0)
2482                         printf("-");
2483                 printf(">");
2484         }
2485 }
2486
2487 #define LE_READ_2(p)                                    \
2488         ((u_int16_t)                                    \
2489          ((((const u_int8_t *)(p))[0]      ) |          \
2490           (((const u_int8_t *)(p))[1] <<  8)))
2491 #define LE_READ_4(p)                                    \
2492         ((u_int32_t)                                    \
2493          ((((const u_int8_t *)(p))[0]      ) |          \
2494           (((const u_int8_t *)(p))[1] <<  8) |          \
2495           (((const u_int8_t *)(p))[2] << 16) |          \
2496           (((const u_int8_t *)(p))[3] << 24)))
2497
2498 /*
2499  * NB: The decoding routines assume a properly formatted ie
2500  *     which should be safe as the kernel only retains them
2501  *     if they parse ok.
2502  */
2503
2504 static void
2505 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2506 {
2507 #define MS(_v, _f)      (((_v) & _f) >> _f##_S)
2508         static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2509         const struct ieee80211_wme_param *wme =
2510             (const struct ieee80211_wme_param *) ie;
2511         int i;
2512
2513         printf("%s", tag);
2514         if (!verbose)
2515                 return;
2516         printf("<qosinfo 0x%x", wme->param_qosInfo);
2517         ie += offsetof(struct ieee80211_wme_param, params_acParams);
2518         for (i = 0; i < WME_NUM_AC; i++) {
2519                 const struct ieee80211_wme_acparams *ac =
2520                     &wme->params_acParams[i];
2521
2522                 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2523                         , acnames[i]
2524                         , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2525                         , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2526                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2527                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2528                         , LE_READ_2(&ac->acp_txop)
2529                 );
2530         }
2531         printf(">");
2532 #undef MS
2533 }
2534
2535 static void
2536 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2537 {
2538         printf("%s", tag);
2539         if (verbose) {
2540                 const struct ieee80211_wme_info *wme =
2541                     (const struct ieee80211_wme_info *) ie;
2542                 printf("<version 0x%x info 0x%x>",
2543                     wme->wme_version, wme->wme_info);
2544         }
2545 }
2546
2547 static void
2548 printvhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2549 {
2550         printf("%s", tag);
2551         if (verbose) {
2552                 const struct ieee80211_ie_vhtcap *vhtcap =
2553                     (const struct ieee80211_ie_vhtcap *) ie;
2554                 uint32_t vhtcap_info = LE_READ_4(&vhtcap->vht_cap_info);
2555
2556                 printf("<cap 0x%08x", vhtcap_info);
2557                 printf(" rx_mcs_map 0x%x",
2558                     LE_READ_2(&vhtcap->supp_mcs.rx_mcs_map));
2559                 printf(" rx_highest %d",
2560                     LE_READ_2(&vhtcap->supp_mcs.rx_highest) & 0x1fff);
2561                 printf(" tx_mcs_map 0x%x",
2562                     LE_READ_2(&vhtcap->supp_mcs.tx_mcs_map));
2563                 printf(" tx_highest %d",
2564                     LE_READ_2(&vhtcap->supp_mcs.tx_highest) & 0x1fff);
2565
2566                 printf(">");
2567         }
2568 }
2569
2570 static void
2571 printvhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2572 {
2573         printf("%s", tag);
2574         if (verbose) {
2575                 const struct ieee80211_ie_vht_operation *vhtinfo =
2576                     (const struct ieee80211_ie_vht_operation *) ie;
2577
2578                 printf("<chw %d freq1_idx %d freq2_idx %d basic_mcs_set 0x%04x>",
2579                     vhtinfo->chan_width,
2580                     vhtinfo->center_freq_seg1_idx,
2581                     vhtinfo->center_freq_seg2_idx,
2582                     LE_READ_2(&vhtinfo->basic_mcs_set));
2583         }
2584 }
2585
2586 static void
2587 printvhtpwrenv(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2588 {
2589         printf("%s", tag);
2590         static const char *txpwrmap[] = {
2591                 "20",
2592                 "40",
2593                 "80",
2594                 "160",
2595         };
2596         if (verbose) {
2597                 const struct ieee80211_ie_vht_txpwrenv *vhtpwr =
2598                     (const struct ieee80211_ie_vht_txpwrenv *) ie;
2599                 int i, n;
2600                 const char *sep = "";
2601
2602                 /* Get count; trim at ielen */
2603                 n = (vhtpwr->tx_info &
2604                     IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK) + 1;
2605                 /* Trim at ielen */
2606                 if (n > ielen - 3)
2607                         n = ielen - 3;
2608                 printf("<tx_info 0x%02x pwr:[", vhtpwr->tx_info);
2609                 for (i = 0; i < n; i++) {
2610                         printf("%s%s:%.2f", sep, txpwrmap[i],
2611                             ((float) ((int8_t) ie[i+3])) / 2.0);
2612                         sep = " ";
2613                 }
2614
2615                 printf("]>");
2616         }
2617 }
2618
2619 static void
2620 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2621 {
2622         printf("%s", tag);
2623         if (verbose) {
2624                 const struct ieee80211_ie_htcap *htcap =
2625                     (const struct ieee80211_ie_htcap *) ie;
2626                 const char *sep;
2627                 int i, j;
2628
2629                 printf("<cap 0x%x param 0x%x",
2630                     LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2631                 printf(" mcsset[");
2632                 sep = "";
2633                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2634                         if (isset(htcap->hc_mcsset, i)) {
2635                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2636                                         if (isclr(htcap->hc_mcsset, j))
2637                                                 break;
2638                                 j--;
2639                                 if (i == j)
2640                                         printf("%s%u", sep, i);
2641                                 else
2642                                         printf("%s%u-%u", sep, i, j);
2643                                 i += j-i;
2644                                 sep = ",";
2645                         }
2646                 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2647                     LE_READ_2(&htcap->hc_extcap),
2648                     LE_READ_4(&htcap->hc_txbf),
2649                     htcap->hc_antenna);
2650         }
2651 }
2652
2653 static void
2654 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2655 {
2656         printf("%s", tag);
2657         if (verbose) {
2658                 const struct ieee80211_ie_htinfo *htinfo =
2659                     (const struct ieee80211_ie_htinfo *) ie;
2660                 const char *sep;
2661                 int i, j;
2662
2663                 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2664                     htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2665                     LE_READ_2(&htinfo->hi_byte45));
2666                 printf(" basicmcs[");
2667                 sep = "";
2668                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2669                         if (isset(htinfo->hi_basicmcsset, i)) {
2670                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2671                                         if (isclr(htinfo->hi_basicmcsset, j))
2672                                                 break;
2673                                 j--;
2674                                 if (i == j)
2675                                         printf("%s%u", sep, i);
2676                                 else
2677                                         printf("%s%u-%u", sep, i, j);
2678                                 i += j-i;
2679                                 sep = ",";
2680                         }
2681                 printf("]>");
2682         }
2683 }
2684
2685 static void
2686 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2687 {
2688
2689         printf("%s", tag);
2690         if (verbose) {
2691                 const struct ieee80211_ath_ie *ath =
2692                         (const struct ieee80211_ath_ie *)ie;
2693
2694                 printf("<");
2695                 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2696                         printf("DTURBO,");
2697                 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2698                         printf("COMP,");
2699                 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2700                         printf("FF,");
2701                 if (ath->ath_capability & ATHEROS_CAP_XR)
2702                         printf("XR,");
2703                 if (ath->ath_capability & ATHEROS_CAP_AR)
2704                         printf("AR,");
2705                 if (ath->ath_capability & ATHEROS_CAP_BURST)
2706                         printf("BURST,");
2707                 if (ath->ath_capability & ATHEROS_CAP_WME)
2708                         printf("WME,");
2709                 if (ath->ath_capability & ATHEROS_CAP_BOOST)
2710                         printf("BOOST,");
2711                 printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2712         }
2713 }
2714
2715
2716 static void
2717 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2718 {
2719
2720         printf("%s", tag);
2721         if (verbose) {
2722                 const struct ieee80211_meshconf_ie *mconf =
2723                         (const struct ieee80211_meshconf_ie *)ie;
2724                 printf("<PATH:");
2725                 if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2726                         printf("HWMP");
2727                 else
2728                         printf("UNKNOWN");
2729                 printf(" LINK:");
2730                 if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2731                         printf("AIRTIME");
2732                 else
2733                         printf("UNKNOWN");
2734                 printf(" CONGESTION:");
2735                 if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2736                         printf("DISABLED");
2737                 else
2738                         printf("UNKNOWN");
2739                 printf(" SYNC:");
2740                 if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2741                         printf("NEIGHOFF");
2742                 else
2743                         printf("UNKNOWN");
2744                 printf(" AUTH:");
2745                 if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2746                         printf("DISABLED");
2747                 else
2748                         printf("UNKNOWN");
2749                 printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2750                     mconf->conf_cap);
2751         }
2752 }
2753
2754 static void
2755 printbssload(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2756 {
2757         printf("%s", tag);
2758         if (verbose) {
2759                 const struct ieee80211_bss_load_ie *bssload =
2760                     (const struct ieee80211_bss_load_ie *) ie;
2761                 printf("<sta count %d, chan load %d, aac %d>",
2762                     LE_READ_2(&bssload->sta_count),
2763                     bssload->chan_load,
2764                     bssload->aac);
2765         }
2766 }
2767
2768 static void
2769 printapchanrep(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2770 {
2771         printf("%s", tag);
2772         if (verbose) {
2773                 const struct ieee80211_ap_chan_report_ie *ap =
2774                     (const struct ieee80211_ap_chan_report_ie *) ie;
2775                 const char *sep = "";
2776                 int i;
2777
2778                 printf("<class %u, chan:[", ap->i_class);
2779
2780                 for (i = 3; i < ielen; i++) {
2781                         printf("%s%u", sep, ie[i]);
2782                         sep = ",";
2783                 }
2784                 printf("]>");
2785         }
2786 }
2787
2788 static const char *
2789 wpa_cipher(const u_int8_t *sel)
2790 {
2791 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2792         u_int32_t w = LE_READ_4(sel);
2793
2794         switch (w) {
2795         case WPA_SEL(WPA_CSE_NULL):
2796                 return "NONE";
2797         case WPA_SEL(WPA_CSE_WEP40):
2798                 return "WEP40";
2799         case WPA_SEL(WPA_CSE_WEP104):
2800                 return "WEP104";
2801         case WPA_SEL(WPA_CSE_TKIP):
2802                 return "TKIP";
2803         case WPA_SEL(WPA_CSE_CCMP):
2804                 return "AES-CCMP";
2805         }
2806         return "?";             /* NB: so 1<< is discarded */
2807 #undef WPA_SEL
2808 }
2809
2810 static const char *
2811 wpa_keymgmt(const u_int8_t *sel)
2812 {
2813 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2814         u_int32_t w = LE_READ_4(sel);
2815
2816         switch (w) {
2817         case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2818                 return "8021X-UNSPEC";
2819         case WPA_SEL(WPA_ASE_8021X_PSK):
2820                 return "8021X-PSK";
2821         case WPA_SEL(WPA_ASE_NONE):
2822                 return "NONE";
2823         }
2824         return "?";
2825 #undef WPA_SEL
2826 }
2827
2828 static void
2829 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2830 {
2831         u_int8_t len = ie[1];
2832
2833         printf("%s", tag);
2834         if (verbose) {
2835                 const char *sep;
2836                 int n;
2837
2838                 ie += 6, len -= 4;              /* NB: len is payload only */
2839
2840                 printf("<v%u", LE_READ_2(ie));
2841                 ie += 2, len -= 2;
2842
2843                 printf(" mc:%s", wpa_cipher(ie));
2844                 ie += 4, len -= 4;
2845
2846                 /* unicast ciphers */
2847                 n = LE_READ_2(ie);
2848                 ie += 2, len -= 2;
2849                 sep = " uc:";
2850                 for (; n > 0; n--) {
2851                         printf("%s%s", sep, wpa_cipher(ie));
2852                         ie += 4, len -= 4;
2853                         sep = "+";
2854                 }
2855
2856                 /* key management algorithms */
2857                 n = LE_READ_2(ie);
2858                 ie += 2, len -= 2;
2859                 sep = " km:";
2860                 for (; n > 0; n--) {
2861                         printf("%s%s", sep, wpa_keymgmt(ie));
2862                         ie += 4, len -= 4;
2863                         sep = "+";
2864                 }
2865
2866                 if (len > 2)            /* optional capabilities */
2867                         printf(", caps 0x%x", LE_READ_2(ie));
2868                 printf(">");
2869         }
2870 }
2871
2872 static const char *
2873 rsn_cipher(const u_int8_t *sel)
2874 {
2875 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2876         u_int32_t w = LE_READ_4(sel);
2877
2878         switch (w) {
2879         case RSN_SEL(RSN_CSE_NULL):
2880                 return "NONE";
2881         case RSN_SEL(RSN_CSE_WEP40):
2882                 return "WEP40";
2883         case RSN_SEL(RSN_CSE_WEP104):
2884                 return "WEP104";
2885         case RSN_SEL(RSN_CSE_TKIP):
2886                 return "TKIP";
2887         case RSN_SEL(RSN_CSE_CCMP):
2888                 return "AES-CCMP";
2889         case RSN_SEL(RSN_CSE_WRAP):
2890                 return "AES-OCB";
2891         }
2892         return "?";
2893 #undef WPA_SEL
2894 }
2895
2896 static const char *
2897 rsn_keymgmt(const u_int8_t *sel)
2898 {
2899 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
2900         u_int32_t w = LE_READ_4(sel);
2901
2902         switch (w) {
2903         case RSN_SEL(RSN_ASE_8021X_UNSPEC):
2904                 return "8021X-UNSPEC";
2905         case RSN_SEL(RSN_ASE_8021X_PSK):
2906                 return "8021X-PSK";
2907         case RSN_SEL(RSN_ASE_NONE):
2908                 return "NONE";
2909         }
2910         return "?";
2911 #undef RSN_SEL
2912 }
2913
2914 static void
2915 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2916 {
2917         printf("%s", tag);
2918         if (verbose) {
2919                 const char *sep;
2920                 int n;
2921
2922                 ie += 2, ielen -= 2;
2923
2924                 printf("<v%u", LE_READ_2(ie));
2925                 ie += 2, ielen -= 2;
2926
2927                 printf(" mc:%s", rsn_cipher(ie));
2928                 ie += 4, ielen -= 4;
2929
2930                 /* unicast ciphers */
2931                 n = LE_READ_2(ie);
2932                 ie += 2, ielen -= 2;
2933                 sep = " uc:";
2934                 for (; n > 0; n--) {
2935                         printf("%s%s", sep, rsn_cipher(ie));
2936                         ie += 4, ielen -= 4;
2937                         sep = "+";
2938                 }
2939
2940                 /* key management algorithms */
2941                 n = LE_READ_2(ie);
2942                 ie += 2, ielen -= 2;
2943                 sep = " km:";
2944                 for (; n > 0; n--) {
2945                         printf("%s%s", sep, rsn_keymgmt(ie));
2946                         ie += 4, ielen -= 4;
2947                         sep = "+";
2948                 }
2949
2950                 if (ielen > 2)          /* optional capabilities */
2951                         printf(", caps 0x%x", LE_READ_2(ie));
2952                 /* XXXPMKID */
2953                 printf(">");
2954         }
2955 }
2956
2957 /* XXX move to a public include file */
2958 #define IEEE80211_WPS_DEV_PASS_ID       0x1012
2959 #define IEEE80211_WPS_SELECTED_REG      0x1041
2960 #define IEEE80211_WPS_SETUP_STATE       0x1044
2961 #define IEEE80211_WPS_UUID_E            0x1047
2962 #define IEEE80211_WPS_VERSION           0x104a
2963
2964 #define BE_READ_2(p)                                    \
2965         ((u_int16_t)                                    \
2966          ((((const u_int8_t *)(p))[1]      ) |          \
2967           (((const u_int8_t *)(p))[0] <<  8)))
2968
2969 static void
2970 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2971 {
2972         u_int8_t len = ie[1];
2973
2974         printf("%s", tag);
2975         if (verbose) {
2976                 static const char *dev_pass_id[] = {
2977                         "D",    /* Default (PIN) */
2978                         "U",    /* User-specified */
2979                         "M",    /* Machine-specified */
2980                         "K",    /* Rekey */
2981                         "P",    /* PushButton */
2982                         "R"     /* Registrar-specified */
2983                 };
2984                 int n;
2985
2986                 ie +=6, len -= 4;               /* NB: len is payload only */
2987
2988                 /* WPS IE in Beacon and Probe Resp frames have different fields */
2989                 printf("<");
2990                 while (len) {
2991                         uint16_t tlv_type = BE_READ_2(ie);
2992                         uint16_t tlv_len  = BE_READ_2(ie + 2);
2993
2994                         ie += 4, len -= 4;
2995
2996                         switch (tlv_type) {
2997                         case IEEE80211_WPS_VERSION:
2998                                 printf("v:%d.%d", *ie >> 4, *ie & 0xf);
2999                                 break;
3000                         case IEEE80211_WPS_SETUP_STATE:
3001                                 /* Only 1 and 2 are valid */
3002                                 if (*ie == 0 || *ie >= 3)
3003                                         printf(" state:B");
3004                                 else
3005                                         printf(" st:%s", *ie == 1 ? "N" : "C");
3006                                 break;
3007                         case IEEE80211_WPS_SELECTED_REG:
3008                                 printf(" sel:%s", *ie ? "T" : "F");
3009                                 break;
3010                         case IEEE80211_WPS_DEV_PASS_ID:
3011                                 n = LE_READ_2(ie);
3012                                 if (n < nitems(dev_pass_id))
3013                                         printf(" dpi:%s", dev_pass_id[n]);
3014                                 break;
3015                         case IEEE80211_WPS_UUID_E:
3016                                 printf(" uuid-e:");
3017                                 for (n = 0; n < (tlv_len - 1); n++)
3018                                         printf("%02x-", ie[n]);
3019                                 printf("%02x", ie[n]);
3020                                 break;
3021                         }
3022                         ie += tlv_len, len -= tlv_len;
3023                 }
3024                 printf(">");
3025         }
3026 }
3027
3028 static void
3029 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3030 {
3031         printf("%s", tag);
3032         if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
3033                 const struct ieee80211_tdma_param *tdma =
3034                    (const struct ieee80211_tdma_param *) ie;
3035
3036                 /* XXX tstamp */
3037                 printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
3038                     tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
3039                     LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
3040                     tdma->tdma_inuse[0]);
3041         }
3042 }
3043
3044 /*
3045  * Copy the ssid string contents into buf, truncating to fit.  If the
3046  * ssid is entirely printable then just copy intact.  Otherwise convert
3047  * to hexadecimal.  If the result is truncated then replace the last
3048  * three characters with "...".
3049  */
3050 static int
3051 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
3052 {
3053         const u_int8_t *p;
3054         size_t maxlen;
3055         u_int i;
3056
3057         if (essid_len > bufsize)
3058                 maxlen = bufsize;
3059         else
3060                 maxlen = essid_len;
3061         /* determine printable or not */
3062         for (i = 0, p = essid; i < maxlen; i++, p++) {
3063                 if (*p < ' ' || *p > 0x7e)
3064                         break;
3065         }
3066         if (i != maxlen) {              /* not printable, print as hex */
3067                 if (bufsize < 3)
3068                         return 0;
3069                 strlcpy(buf, "0x", bufsize);
3070                 bufsize -= 2;
3071                 p = essid;
3072                 for (i = 0; i < maxlen && bufsize >= 2; i++) {
3073                         sprintf(&buf[2+2*i], "%02x", p[i]);
3074                         bufsize -= 2;
3075                 }
3076                 if (i != essid_len)
3077                         memcpy(&buf[2+2*i-3], "...", 3);
3078         } else {                        /* printable, truncate as needed */
3079                 memcpy(buf, essid, maxlen);
3080                 if (maxlen != essid_len)
3081                         memcpy(&buf[maxlen-3], "...", 3);
3082         }
3083         return maxlen;
3084 }
3085
3086 static void
3087 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3088 {
3089         char ssid[2*IEEE80211_NWID_LEN+1];
3090
3091         printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
3092 }
3093
3094 static void
3095 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3096 {
3097         const char *sep;
3098         int i;
3099
3100         printf("%s", tag);
3101         sep = "<";
3102         for (i = 2; i < ielen; i++) {
3103                 printf("%s%s%d", sep,
3104                     ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
3105                     ie[i] & IEEE80211_RATE_VAL);
3106                 sep = ",";
3107         }
3108         printf(">");
3109 }
3110
3111 static void
3112 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3113 {
3114         const struct ieee80211_country_ie *cie =
3115            (const struct ieee80211_country_ie *) ie;
3116         int i, nbands, schan, nchan;
3117
3118         printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3119         nbands = (cie->len - 3) / sizeof(cie->band[0]);
3120         for (i = 0; i < nbands; i++) {
3121                 schan = cie->band[i].schan;
3122                 nchan = cie->band[i].nchan;
3123                 if (nchan != 1)
3124                         printf(" %u-%u,%u", schan, schan + nchan-1,
3125                             cie->band[i].maxtxpwr);
3126                 else
3127                         printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3128         }
3129         printf(">");
3130 }
3131
3132 static __inline int
3133 iswpaoui(const u_int8_t *frm)
3134 {
3135         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3136 }
3137
3138 static __inline int
3139 iswmeinfo(const u_int8_t *frm)
3140 {
3141         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3142                 frm[6] == WME_INFO_OUI_SUBTYPE;
3143 }
3144
3145 static __inline int
3146 iswmeparam(const u_int8_t *frm)
3147 {
3148         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3149                 frm[6] == WME_PARAM_OUI_SUBTYPE;
3150 }
3151
3152 static __inline int
3153 isatherosoui(const u_int8_t *frm)
3154 {
3155         return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3156 }
3157
3158 static __inline int
3159 istdmaoui(const uint8_t *frm)
3160 {
3161         return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3162 }
3163
3164 static __inline int
3165 iswpsoui(const uint8_t *frm)
3166 {
3167         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3168 }
3169
3170 static const char *
3171 iename(int elemid)
3172 {
3173         switch (elemid) {
3174         case IEEE80211_ELEMID_FHPARMS:  return " FHPARMS";
3175         case IEEE80211_ELEMID_CFPARMS:  return " CFPARMS";
3176         case IEEE80211_ELEMID_TIM:      return " TIM";
3177         case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3178         case IEEE80211_ELEMID_BSSLOAD:  return " BSSLOAD";
3179         case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3180         case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR";
3181         case IEEE80211_ELEMID_PWRCAP:   return " PWRCAP";
3182         case IEEE80211_ELEMID_TPCREQ:   return " TPCREQ";
3183         case IEEE80211_ELEMID_TPCREP:   return " TPCREP";
3184         case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN";
3185         case IEEE80211_ELEMID_CSA:      return " CSA";
3186         case IEEE80211_ELEMID_MEASREQ:  return " MEASREQ";
3187         case IEEE80211_ELEMID_MEASREP:  return " MEASREP";
3188         case IEEE80211_ELEMID_QUIET:    return " QUIET";
3189         case IEEE80211_ELEMID_IBSSDFS:  return " IBSSDFS";
3190         case IEEE80211_ELEMID_TPC:      return " TPC";
3191         case IEEE80211_ELEMID_CCKM:     return " CCKM";
3192         }
3193         return " ???";
3194 }
3195
3196 static void
3197 printies(const u_int8_t *vp, int ielen, int maxcols)
3198 {
3199         while (ielen > 0) {
3200                 switch (vp[0]) {
3201                 case IEEE80211_ELEMID_SSID:
3202                         if (verbose)
3203                                 printssid(" SSID", vp, 2+vp[1], maxcols);
3204                         break;
3205                 case IEEE80211_ELEMID_RATES:
3206                 case IEEE80211_ELEMID_XRATES:
3207                         if (verbose)
3208                                 printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3209                                     " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3210                         break;
3211                 case IEEE80211_ELEMID_DSPARMS:
3212                         if (verbose)
3213                                 printf(" DSPARMS<%u>", vp[2]);
3214                         break;
3215                 case IEEE80211_ELEMID_COUNTRY:
3216                         if (verbose)
3217                                 printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3218                         break;
3219                 case IEEE80211_ELEMID_ERP:
3220                         if (verbose)
3221                                 printf(" ERP<0x%x>", vp[2]);
3222                         break;
3223                 case IEEE80211_ELEMID_VENDOR:
3224                         if (iswpaoui(vp))
3225                                 printwpaie(" WPA", vp, 2+vp[1], maxcols);
3226                         else if (iswmeinfo(vp))
3227                                 printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3228                         else if (iswmeparam(vp))
3229                                 printwmeparam(" WME", vp, 2+vp[1], maxcols);
3230                         else if (isatherosoui(vp))
3231                                 printathie(" ATH", vp, 2+vp[1], maxcols);
3232                         else if (iswpsoui(vp))
3233                                 printwpsie(" WPS", vp, 2+vp[1], maxcols);
3234                         else if (istdmaoui(vp))
3235                                 printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3236                         else if (verbose)
3237                                 printie(" VEN", vp, 2+vp[1], maxcols);
3238                         break;
3239                 case IEEE80211_ELEMID_RSN:
3240                         printrsnie(" RSN", vp, 2+vp[1], maxcols);
3241                         break;
3242                 case IEEE80211_ELEMID_HTCAP:
3243                         printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3244                         break;
3245                 case IEEE80211_ELEMID_HTINFO:
3246                         if (verbose)
3247                                 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3248                         break;
3249                 case IEEE80211_ELEMID_MESHID:
3250                         if (verbose)
3251                                 printssid(" MESHID", vp, 2+vp[1], maxcols);
3252                         break;
3253                 case IEEE80211_ELEMID_MESHCONF:
3254                         printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3255                         break;
3256                 case IEEE80211_ELEMID_VHT_CAP:
3257                         printvhtcap(" VHTCAP", vp, 2+vp[1], maxcols);
3258                         break;
3259                 case IEEE80211_ELEMID_VHT_OPMODE:
3260                         printvhtinfo(" VHTOPMODE", vp, 2+vp[1], maxcols);
3261                         break;
3262                 case IEEE80211_ELEMID_VHT_PWR_ENV:
3263                         printvhtpwrenv(" VHTPWRENV", vp, 2+vp[1], maxcols);
3264                         break;
3265                 case IEEE80211_ELEMID_BSSLOAD:
3266                         printbssload(" BSSLOAD", vp, 2+vp[1], maxcols);
3267                         break;
3268                 case IEEE80211_ELEMID_APCHANREP:
3269                         printapchanrep(" APCHANREP", vp, 2+vp[1], maxcols);
3270                         break;
3271                 default:
3272                         if (verbose)
3273                                 printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3274                         break;
3275                 }
3276                 ielen -= 2+vp[1];
3277                 vp += 2+vp[1];
3278         }
3279 }
3280
3281 static void
3282 printmimo(const struct ieee80211_mimo_info *mi)
3283 {
3284         /* NB: don't muddy display unless there's something to show */
3285         if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) {
3286                 /* XXX ignore EVM for now */
3287                 printf(" (rssi %.1f:%.1f:%.1f nf %d:%d:%d)",
3288                     mi->rssi[0] / 2.0, mi->rssi[1] / 2.0, mi->rssi[2] / 2.0,
3289                     mi->noise[0], mi->noise[1], mi->noise[2]);
3290         }
3291 }
3292
3293 static void
3294 list_scan(int s)
3295 {
3296         uint8_t buf[24*1024];
3297         char ssid[IEEE80211_NWID_LEN+1];
3298         const uint8_t *cp;
3299         int len, ssidmax, idlen;
3300
3301         if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3302                 errx(1, "unable to get scan results");
3303         if (len < sizeof(struct ieee80211req_scan_result))
3304                 return;
3305
3306         getchaninfo(s);
3307
3308         ssidmax = verbose ? IEEE80211_NWID_LEN - 1 : 14;
3309         printf("%-*.*s  %-17.17s  %4s %4s   %-7s  %3s %4s\n"
3310                 , ssidmax, ssidmax, "SSID/MESH ID"
3311                 , "BSSID"
3312                 , "CHAN"
3313                 , "RATE"
3314                 , " S:N"
3315                 , "INT"
3316                 , "CAPS"
3317         );
3318         cp = buf;
3319         do {
3320                 const struct ieee80211req_scan_result *sr;
3321                 const uint8_t *vp, *idp;
3322
3323                 sr = (const struct ieee80211req_scan_result *) cp;
3324                 vp = cp + sr->isr_ie_off;
3325                 if (sr->isr_meshid_len) {
3326                         idp = vp + sr->isr_ssid_len;
3327                         idlen = sr->isr_meshid_len;
3328                 } else {
3329                         idp = vp;
3330                         idlen = sr->isr_ssid_len;
3331                 }
3332                 printf("%-*.*s  %s  %3d  %3dM %4d:%-4d %4d %-4.4s"
3333                         , ssidmax
3334                           , copy_essid(ssid, ssidmax, idp, idlen)
3335                           , ssid
3336                         , ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3337                         , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3338                         , getmaxrate(sr->isr_rates, sr->isr_nrates)
3339                         , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3340                         , sr->isr_intval
3341                         , getcaps(sr->isr_capinfo)
3342                 );
3343                 printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3344                     sr->isr_ie_len, 24);
3345                 printf("\n");
3346                 cp += sr->isr_len, len -= sr->isr_len;
3347         } while (len >= sizeof(struct ieee80211req_scan_result));
3348 }
3349
3350 static void
3351 scan_and_wait(int s)
3352 {
3353         struct ieee80211_scan_req sr;
3354         struct ieee80211req ireq;
3355         int sroute;
3356
3357         sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3358         if (sroute < 0) {
3359                 perror("socket(PF_ROUTE,SOCK_RAW)");
3360                 return;
3361         }
3362         (void) memset(&ireq, 0, sizeof(ireq));
3363         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
3364         ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3365
3366         memset(&sr, 0, sizeof(sr));
3367         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3368                     | IEEE80211_IOC_SCAN_BGSCAN
3369                     | IEEE80211_IOC_SCAN_NOPICK
3370                     | IEEE80211_IOC_SCAN_ONCE;
3371         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3372         sr.sr_nssid = 0;
3373
3374         ireq.i_data = &sr;
3375         ireq.i_len = sizeof(sr);
3376         /*
3377          * NB: only root can trigger a scan so ignore errors. Also ignore
3378          * possible errors from net80211, even if no new scan could be
3379          * started there might still be a valid scan cache.
3380          */
3381         if (ioctl(s, SIOCS80211, &ireq) == 0) {
3382                 char buf[2048];
3383                 struct if_announcemsghdr *ifan;
3384                 struct rt_msghdr *rtm;
3385
3386                 do {
3387                         if (read(sroute, buf, sizeof(buf)) < 0) {
3388                                 perror("read(PF_ROUTE)");
3389                                 break;
3390                         }
3391                         rtm = (struct rt_msghdr *) buf;
3392                         if (rtm->rtm_version != RTM_VERSION)
3393                                 break;
3394                         ifan = (struct if_announcemsghdr *) rtm;
3395                 } while (rtm->rtm_type != RTM_IEEE80211 ||
3396                     ifan->ifan_what != RTM_IEEE80211_SCAN);
3397         }
3398         close(sroute);
3399 }
3400
3401 static
3402 DECL_CMD_FUNC(set80211scan, val, d)
3403 {
3404         scan_and_wait(s);
3405         list_scan(s);
3406 }
3407
3408 static enum ieee80211_opmode get80211opmode(int s);
3409
3410 static int
3411 gettxseq(const struct ieee80211req_sta_info *si)
3412 {
3413         int i, txseq;
3414
3415         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3416                 return si->isi_txseqs[0];
3417         /* XXX not right but usually what folks want */
3418         txseq = 0;
3419         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3420                 if (si->isi_txseqs[i] > txseq)
3421                         txseq = si->isi_txseqs[i];
3422         return txseq;
3423 }
3424
3425 static int
3426 getrxseq(const struct ieee80211req_sta_info *si)
3427 {
3428         int i, rxseq;
3429
3430         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3431                 return si->isi_rxseqs[0];
3432         /* XXX not right but usually what folks want */
3433         rxseq = 0;
3434         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3435                 if (si->isi_rxseqs[i] > rxseq)
3436                         rxseq = si->isi_rxseqs[i];
3437         return rxseq;
3438 }
3439
3440 static void
3441 list_stations(int s)
3442 {
3443         union {
3444                 struct ieee80211req_sta_req req;
3445                 uint8_t buf[24*1024];
3446         } u;
3447         enum ieee80211_opmode opmode = get80211opmode(s);
3448         const uint8_t *cp;
3449         int len;
3450
3451         /* broadcast address =>'s get all stations */
3452         (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3453         if (opmode == IEEE80211_M_STA) {
3454                 /*
3455                  * Get information about the associated AP.
3456                  */
3457                 (void) get80211(s, IEEE80211_IOC_BSSID,
3458                     u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3459         }
3460         if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3461                 errx(1, "unable to get station information");
3462         if (len < sizeof(struct ieee80211req_sta_info))
3463                 return;
3464
3465         getchaninfo(s);
3466
3467         if (opmode == IEEE80211_M_MBSS)
3468                 printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3469                         , "ADDR"
3470                         , "CHAN"
3471                         , "LOCAL"
3472                         , "PEER"
3473                         , "STATE"
3474                         , "RATE"
3475                         , "RSSI"
3476                         , "IDLE"
3477                         , "TXSEQ"
3478                         , "RXSEQ"
3479                 );
3480         else
3481                 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3482                         , "ADDR"
3483                         , "AID"
3484                         , "CHAN"
3485                         , "RATE"
3486                         , "RSSI"
3487                         , "IDLE"
3488                         , "TXSEQ"
3489                         , "RXSEQ"
3490                         , "CAPS"
3491                         , "FLAG"
3492                 );
3493         cp = (const uint8_t *) u.req.info;
3494         do {
3495                 const struct ieee80211req_sta_info *si;
3496
3497                 si = (const struct ieee80211req_sta_info *) cp;
3498                 if (si->isi_len < sizeof(*si))
3499                         break;
3500                 if (opmode == IEEE80211_M_MBSS)
3501                         printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3502                                 , ether_ntoa((const struct ether_addr*)
3503                                     si->isi_macaddr)
3504                                 , ieee80211_mhz2ieee(si->isi_freq,
3505                                     si->isi_flags)
3506                                 , si->isi_localid
3507                                 , si->isi_peerid
3508                                 , mesh_linkstate_string(si->isi_peerstate)
3509                                 , si->isi_txmbps/2
3510                                 , si->isi_rssi/2.
3511                                 , si->isi_inact
3512                                 , gettxseq(si)
3513                                 , getrxseq(si)
3514                         );
3515                 else
3516                         printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3517                                 , ether_ntoa((const struct ether_addr*)
3518                                     si->isi_macaddr)
3519                                 , IEEE80211_AID(si->isi_associd)
3520                                 , ieee80211_mhz2ieee(si->isi_freq,
3521                                     si->isi_flags)
3522                                 , si->isi_txmbps/2
3523                                 , si->isi_rssi/2.
3524                                 , si->isi_inact
3525                                 , gettxseq(si)
3526                                 , getrxseq(si)
3527                                 , getcaps(si->isi_capinfo)
3528                                 , getflags(si->isi_state)
3529                         );
3530                 printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3531                 printmimo(&si->isi_mimo);
3532                 printf("\n");
3533                 cp += si->isi_len, len -= si->isi_len;
3534         } while (len >= sizeof(struct ieee80211req_sta_info));
3535 }
3536
3537 static const char *
3538 mesh_linkstate_string(uint8_t state)
3539 {
3540         static const char *state_names[] = {
3541             [0] = "IDLE",
3542             [1] = "OPEN-TX",
3543             [2] = "OPEN-RX",
3544             [3] = "CONF-RX",
3545             [4] = "ESTAB",
3546             [5] = "HOLDING",
3547         };
3548
3549         if (state >= nitems(state_names)) {
3550                 static char buf[10];
3551                 snprintf(buf, sizeof(buf), "#%u", state);
3552                 return buf;
3553         } else
3554                 return state_names[state];
3555 }
3556
3557 static const char *
3558 get_chaninfo(const struct ieee80211_channel *c, int precise,
3559         char buf[], size_t bsize)
3560 {
3561         buf[0] = '\0';
3562         if (IEEE80211_IS_CHAN_FHSS(c))
3563                 strlcat(buf, " FHSS", bsize);
3564         if (IEEE80211_IS_CHAN_A(c))
3565                 strlcat(buf, " 11a", bsize);
3566         else if (IEEE80211_IS_CHAN_ANYG(c))
3567                 strlcat(buf, " 11g", bsize);
3568         else if (IEEE80211_IS_CHAN_B(c))
3569                 strlcat(buf, " 11b", bsize);
3570         if (IEEE80211_IS_CHAN_HALF(c))
3571                 strlcat(buf, "/10MHz", bsize);
3572         if (IEEE80211_IS_CHAN_QUARTER(c))
3573                 strlcat(buf, "/5MHz", bsize);
3574         if (IEEE80211_IS_CHAN_TURBO(c))
3575                 strlcat(buf, " Turbo", bsize);
3576         if (precise) {
3577                 if (IEEE80211_IS_CHAN_HT20(c))
3578                         strlcat(buf, " ht/20", bsize);
3579                 else if (IEEE80211_IS_CHAN_HT40D(c))
3580                         strlcat(buf, " ht/40-", bsize);
3581                 else if (IEEE80211_IS_CHAN_HT40U(c))
3582                         strlcat(buf, " ht/40+", bsize);
3583         } else {
3584                 if (IEEE80211_IS_CHAN_HT(c))
3585                         strlcat(buf, " ht", bsize);
3586         }
3587         return buf;
3588 }
3589
3590 static void
3591 print_chaninfo(const struct ieee80211_channel *c, int verb)
3592 {
3593         char buf[14];
3594
3595         if (verb)
3596                 printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3597                     ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3598                     IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3599                     IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3600                     IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3601                     IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3602                     IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3603                     get_chaninfo(c, verb, buf, sizeof(buf)));
3604         else
3605         printf("Channel %3u : %u%c MHz%-14.14s",
3606             ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3607             IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3608             get_chaninfo(c, verb, buf, sizeof(buf)));
3609
3610 }
3611
3612 static int
3613 chanpref(const struct ieee80211_channel *c)
3614 {
3615         if (IEEE80211_IS_CHAN_HT40(c))
3616                 return 40;
3617         if (IEEE80211_IS_CHAN_HT20(c))
3618                 return 30;
3619         if (IEEE80211_IS_CHAN_HALF(c))
3620                 return 10;
3621         if (IEEE80211_IS_CHAN_QUARTER(c))
3622                 return 5;
3623         if (IEEE80211_IS_CHAN_TURBO(c))
3624                 return 25;
3625         if (IEEE80211_IS_CHAN_A(c))
3626                 return 20;
3627         if (IEEE80211_IS_CHAN_G(c))
3628                 return 20;
3629         if (IEEE80211_IS_CHAN_B(c))
3630                 return 15;
3631         if (IEEE80211_IS_CHAN_PUREG(c))
3632                 return 15;
3633         return 0;
3634 }
3635
3636 static void
3637 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3638         int allchans, int verb)
3639 {
3640         struct ieee80211req_chaninfo *achans;
3641         uint8_t reported[IEEE80211_CHAN_BYTES];
3642         const struct ieee80211_channel *c;
3643         int i, half;
3644
3645         achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3646         if (achans == NULL)
3647                 errx(1, "no space for active channel list");
3648         achans->ic_nchans = 0;
3649         memset(reported, 0, sizeof(reported));
3650         if (!allchans) {
3651                 struct ieee80211req_chanlist active;
3652
3653                 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3654                         errx(1, "unable to get active channel list");
3655                 for (i = 0; i < chans->ic_nchans; i++) {
3656                         c = &chans->ic_chans[i];
3657                         if (!isset(active.ic_channels, c->ic_ieee))
3658                                 continue;
3659                         /*
3660                          * Suppress compatible duplicates unless
3661                          * verbose.  The kernel gives us it's
3662                          * complete channel list which has separate
3663                          * entries for 11g/11b and 11a/turbo.
3664                          */
3665                         if (isset(reported, c->ic_ieee) && !verb) {
3666                                 /* XXX we assume duplicates are adjacent */
3667                                 achans->ic_chans[achans->ic_nchans-1] = *c;
3668                         } else {
3669                                 achans->ic_chans[achans->ic_nchans++] = *c;
3670                                 setbit(reported, c->ic_ieee);
3671                         }
3672                 }
3673         } else {
3674                 for (i = 0; i < chans->ic_nchans; i++) {
3675                         c = &chans->ic_chans[i];
3676                         /* suppress duplicates as above */
3677                         if (isset(reported, c->ic_ieee) && !verb) {
3678                                 /* XXX we assume duplicates are adjacent */
3679                                 struct ieee80211_channel *a =
3680                                     &achans->ic_chans[achans->ic_nchans-1];
3681                                 if (chanpref(c) > chanpref(a))
3682                                         *a = *c;
3683                         } else {
3684                                 achans->ic_chans[achans->ic_nchans++] = *c;
3685                                 setbit(reported, c->ic_ieee);
3686                         }
3687                 }
3688         }
3689         half = achans->ic_nchans / 2;
3690         if (achans->ic_nchans % 2)
3691                 half++;
3692
3693         for (i = 0; i < achans->ic_nchans / 2; i++) {
3694                 print_chaninfo(&achans->ic_chans[i], verb);
3695                 print_chaninfo(&achans->ic_chans[half+i], verb);
3696                 printf("\n");
3697         }
3698         if (achans->ic_nchans % 2) {
3699                 print_chaninfo(&achans->ic_chans[i], verb);
3700                 printf("\n");
3701         }
3702         free(achans);
3703 }
3704
3705 static void
3706 list_channels(int s, int allchans)
3707 {
3708         getchaninfo(s);
3709         print_channels(s, chaninfo, allchans, verbose);
3710 }
3711
3712 static void
3713 print_txpow(const struct ieee80211_channel *c)
3714 {
3715         printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3716             c->ic_ieee, c->ic_freq,
3717             c->ic_maxpower/2., c->ic_maxregpower);
3718 }
3719
3720 static void
3721 print_txpow_verbose(const struct ieee80211_channel *c)
3722 {
3723         print_chaninfo(c, 1);
3724         printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3725             c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3726         /* indicate where regulatory cap limits power use */
3727         if (c->ic_maxpower > 2*c->ic_maxregpower)
3728                 printf(" <");
3729 }
3730
3731 static void
3732 list_txpow(int s)
3733 {
3734         struct ieee80211req_chaninfo *achans;
3735         uint8_t reported[IEEE80211_CHAN_BYTES];
3736         struct ieee80211_channel *c, *prev;
3737         int i, half;
3738
3739         getchaninfo(s);
3740         achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3741         if (achans == NULL)
3742                 errx(1, "no space for active channel list");
3743         achans->ic_nchans = 0;
3744         memset(reported, 0, sizeof(reported));
3745         for (i = 0; i < chaninfo->ic_nchans; i++) {
3746                 c = &chaninfo->ic_chans[i];
3747                 /* suppress duplicates as above */
3748                 if (isset(reported, c->ic_ieee) && !verbose) {
3749                         /* XXX we assume duplicates are adjacent */
3750                         assert(achans->ic_nchans > 0);
3751                         prev = &achans->ic_chans[achans->ic_nchans-1];
3752                         /* display highest power on channel */
3753                         if (c->ic_maxpower > prev->ic_maxpower)
3754                                 *prev = *c;
3755                 } else {
3756                         achans->ic_chans[achans->ic_nchans++] = *c;
3757                         setbit(reported, c->ic_ieee);
3758                 }
3759         }
3760         if (!verbose) {
3761                 half = achans->ic_nchans / 2;
3762                 if (achans->ic_nchans % 2)
3763                         half++;
3764
3765                 for (i = 0; i < achans->ic_nchans / 2; i++) {
3766                         print_txpow(&achans->ic_chans[i]);
3767                         print_txpow(&achans->ic_chans[half+i]);
3768                         printf("\n");
3769                 }
3770                 if (achans->ic_nchans % 2) {
3771                         print_txpow(&achans->ic_chans[i]);
3772                         printf("\n");
3773                 }
3774         } else {
3775                 for (i = 0; i < achans->ic_nchans; i++) {
3776                         print_txpow_verbose(&achans->ic_chans[i]);
3777                         printf("\n");
3778                 }
3779         }
3780         free(achans);
3781 }
3782
3783 static void
3784 list_keys(int s)
3785 {
3786 }
3787
3788 static void
3789 list_capabilities(int s)
3790 {
3791         struct ieee80211_devcaps_req *dc;
3792
3793         if (verbose)
3794                 dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
3795         else
3796                 dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
3797         if (dc == NULL)
3798                 errx(1, "no space for device capabilities");
3799         dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
3800         getdevcaps(s, dc);
3801         printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
3802         if (dc->dc_cryptocaps != 0 || verbose) {
3803                 putchar('\n');
3804                 printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
3805         }
3806         if (dc->dc_htcaps != 0 || verbose) {
3807                 putchar('\n');
3808                 printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
3809         }
3810         putchar('\n');
3811         if (verbose) {
3812                 chaninfo = &dc->dc_chaninfo;    /* XXX */
3813                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
3814         }
3815         free(dc);
3816 }
3817
3818 static int
3819 get80211wme(int s, int param, int ac, int *val)
3820 {
3821         struct ieee80211req ireq;
3822
3823         (void) memset(&ireq, 0, sizeof(ireq));
3824         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
3825         ireq.i_type = param;
3826         ireq.i_len = ac;
3827         if (ioctl(s, SIOCG80211, &ireq) < 0) {
3828                 warn("cannot get WME parameter %d, ac %d%s",
3829                     param, ac & IEEE80211_WMEPARAM_VAL,
3830                     ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
3831                 return -1;
3832         }
3833         *val = ireq.i_val;
3834         return 0;
3835 }
3836
3837 static void
3838 list_wme_aci(int s, const char *tag, int ac)
3839 {
3840         int val;
3841
3842         printf("\t%s", tag);
3843
3844         /* show WME BSS parameters */
3845         if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
3846                 printf(" cwmin %2u", val);
3847         if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
3848                 printf(" cwmax %2u", val);
3849         if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
3850                 printf(" aifs %2u", val);
3851         if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
3852                 printf(" txopLimit %3u", val);
3853         if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
3854                 if (val)
3855                         printf(" acm");
3856                 else if (verbose)
3857                         printf(" -acm");
3858         }
3859         /* !BSS only */
3860         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3861                 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
3862                         if (!val)
3863                                 printf(" -ack");
3864                         else if (verbose)
3865                                 printf(" ack");
3866                 }
3867         }
3868         printf("\n");
3869 }
3870
3871 static void
3872 list_wme(int s)
3873 {
3874         static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
3875         int ac;
3876
3877         if (verbose) {
3878                 /* display both BSS and local settings */
3879                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
3880         again:
3881                         if (ac & IEEE80211_WMEPARAM_BSS)
3882                                 list_wme_aci(s, "     ", ac);
3883                         else
3884                                 list_wme_aci(s, acnames[ac], ac);
3885                         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
3886                                 ac |= IEEE80211_WMEPARAM_BSS;
3887                                 goto again;
3888                         } else
3889                                 ac &= ~IEEE80211_WMEPARAM_BSS;
3890                 }
3891         } else {
3892                 /* display only channel settings */
3893                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
3894                         list_wme_aci(s, acnames[ac], ac);
3895         }
3896 }
3897
3898 static void
3899 list_roam(int s)
3900 {
3901         const struct ieee80211_roamparam *rp;
3902         int mode;
3903
3904         getroam(s);
3905         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3906                 rp = &roamparams.params[mode];
3907                 if (rp->rssi == 0 && rp->rate == 0)
3908                         continue;
3909                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3910                         if (rp->rssi & 1)
3911                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
3912                                     modename[mode], rp->rssi/2,
3913                                     rp->rate &~ IEEE80211_RATE_MCS);
3914                         else
3915                                 LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
3916                                     modename[mode], rp->rssi/2,
3917                                     rp->rate &~ IEEE80211_RATE_MCS);
3918                 } else {
3919                         if (rp->rssi & 1)
3920                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
3921                                     modename[mode], rp->rssi/2, rp->rate/2);
3922                         else
3923                                 LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
3924                                     modename[mode], rp->rssi/2, rp->rate/2);
3925                 }
3926         }
3927 }
3928
3929 static void
3930 list_txparams(int s)
3931 {
3932         const struct ieee80211_txparam *tp;
3933         int mode;
3934
3935         gettxparams(s);
3936         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
3937                 tp = &txparams.params[mode];
3938                 if (tp->mgmtrate == 0 && tp->mcastrate == 0)
3939                         continue;
3940                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
3941                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3942                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
3943                                     "mcast %2u MCS  maxretry %u",
3944                                     modename[mode],
3945                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3946                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3947                                     tp->maxretry);
3948                         else
3949                                 LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
3950                                     "mcast %2u MCS  maxretry %u",
3951                                     modename[mode],
3952                                     tp->ucastrate &~ IEEE80211_RATE_MCS,
3953                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
3954                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
3955                                     tp->maxretry);
3956                 } else {
3957                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
3958                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
3959                                     "mcast %2u Mb/s maxretry %u",
3960                                     modename[mode],
3961                                     tp->mgmtrate/2,
3962                                     tp->mcastrate/2, tp->maxretry);
3963                         else
3964                                 LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
3965                                     "mcast %2u Mb/s maxretry %u",
3966                                     modename[mode],
3967                                     tp->ucastrate/2, tp->mgmtrate/2,
3968                                     tp->mcastrate/2, tp->maxretry);
3969                 }
3970         }
3971 }
3972
3973 static void
3974 printpolicy(int policy)
3975 {
3976         switch (policy) {
3977         case IEEE80211_MACCMD_POLICY_OPEN:
3978                 printf("policy: open\n");
3979                 break;
3980         case IEEE80211_MACCMD_POLICY_ALLOW:
3981                 printf("policy: allow\n");
3982                 break;
3983         case IEEE80211_MACCMD_POLICY_DENY:
3984                 printf("policy: deny\n");
3985                 break;
3986         case IEEE80211_MACCMD_POLICY_RADIUS:
3987                 printf("policy: radius\n");
3988                 break;
3989         default:
3990                 printf("policy: unknown (%u)\n", policy);
3991                 break;
3992         }
3993 }
3994
3995 static void
3996 list_mac(int s)
3997 {
3998         struct ieee80211req ireq;
3999         struct ieee80211req_maclist *acllist;
4000         int i, nacls, policy, len;
4001         uint8_t *data;
4002         char c;
4003
4004         (void) memset(&ireq, 0, sizeof(ireq));
4005         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
4006         ireq.i_type = IEEE80211_IOC_MACCMD;
4007         ireq.i_val = IEEE80211_MACCMD_POLICY;
4008         if (ioctl(s, SIOCG80211, &ireq) < 0) {
4009                 if (errno == EINVAL) {
4010                         printf("No acl policy loaded\n");
4011                         return;
4012                 }
4013                 err(1, "unable to get mac policy");
4014         }
4015         policy = ireq.i_val;
4016         if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
4017                 c = '*';
4018         } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
4019                 c = '+';
4020         } else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
4021                 c = '-';
4022         } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
4023                 c = 'r';                /* NB: should never have entries */
4024         } else {
4025                 printf("policy: unknown (%u)\n", policy);
4026                 c = '?';
4027         }
4028         if (verbose || c == '?')
4029                 printpolicy(policy);
4030
4031         ireq.i_val = IEEE80211_MACCMD_LIST;
4032         ireq.i_len = 0;
4033         if (ioctl(s, SIOCG80211, &ireq) < 0)
4034                 err(1, "unable to get mac acl list size");
4035         if (ireq.i_len == 0) {          /* NB: no acls */
4036                 if (!(verbose || c == '?'))
4037                         printpolicy(policy);
4038                 return;
4039         }
4040         len = ireq.i_len;
4041
4042         data = malloc(len);
4043         if (data == NULL)
4044                 err(1, "out of memory for acl list");
4045
4046         ireq.i_data = data;
4047         if (ioctl(s, SIOCG80211, &ireq) < 0)
4048                 err(1, "unable to get mac acl list");
4049         nacls = len / sizeof(*acllist);
4050         acllist = (struct ieee80211req_maclist *) data;
4051         for (i = 0; i < nacls; i++)
4052                 printf("%c%s\n", c, ether_ntoa(
4053                         (const struct ether_addr *) acllist[i].ml_macaddr));
4054         free(data);
4055 }
4056
4057 static void
4058 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
4059 {
4060         if ((reg->regdomain != 0 &&
4061             reg->regdomain != reg->country) || verb) {
4062                 const struct regdomain *rd =
4063                     lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
4064                 if (rd == NULL)
4065                         LINE_CHECK("regdomain %d", reg->regdomain);
4066                 else
4067                         LINE_CHECK("regdomain %s", rd->name);
4068         }
4069         if (reg->country != 0 || verb) {
4070                 const struct country *cc =
4071                     lib80211_country_findbycc(getregdata(), reg->country);
4072                 if (cc == NULL)
4073                         LINE_CHECK("country %d", reg->country);
4074                 else
4075                         LINE_CHECK("country %s", cc->isoname);
4076         }
4077         if (reg->location == 'I')
4078                 LINE_CHECK("indoor");
4079         else if (reg->location == 'O')
4080                 LINE_CHECK("outdoor");
4081         else if (verb)
4082                 LINE_CHECK("anywhere");
4083         if (reg->ecm)
4084                 LINE_CHECK("ecm");
4085         else if (verb)
4086                 LINE_CHECK("-ecm");
4087 }
4088
4089 static void
4090 list_regdomain(int s, int channelsalso)
4091 {
4092         getregdomain(s);
4093         if (channelsalso) {
4094                 getchaninfo(s);
4095                 spacer = ':';
4096                 print_regdomain(&regdomain, 1);
4097                 LINE_BREAK();
4098                 print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
4099         } else
4100                 print_regdomain(&regdomain, verbose);
4101 }
4102
4103 static void
4104 list_mesh(int s)
4105 {
4106         struct ieee80211req ireq;
4107         struct ieee80211req_mesh_route routes[128];
4108         struct ieee80211req_mesh_route *rt;
4109
4110         (void) memset(&ireq, 0, sizeof(ireq));
4111         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4112         ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
4113         ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
4114         ireq.i_data = &routes;
4115         ireq.i_len = sizeof(routes);
4116         if (ioctl(s, SIOCG80211, &ireq) < 0)
4117                 err(1, "unable to get the Mesh routing table");
4118
4119         printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4120                 , "DEST"
4121                 , "NEXT HOP"
4122                 , "HOPS"
4123                 , "METRIC"
4124                 , "LIFETIME"
4125                 , "MSEQ"
4126                 , "FLAGS");
4127
4128         for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4129                 printf("%s ",
4130                     ether_ntoa((const struct ether_addr *)rt->imr_dest));
4131                 printf("%s %4u   %4u   %6u %6u    %c%c\n",
4132                         ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4133                         rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4134                         rt->imr_lastmseq,
4135                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_DISCOVER) ?
4136                             'D' :
4137                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4138                             'V' : '!',
4139                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4140                             'P' :
4141                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_GATE) ?
4142                             'G' :' ');
4143         }
4144 }
4145
4146 static
4147 DECL_CMD_FUNC(set80211list, arg, d)
4148 {
4149 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
4150
4151         LINE_INIT('\t');
4152
4153         if (iseq(arg, "sta"))
4154                 list_stations(s);
4155         else if (iseq(arg, "scan") || iseq(arg, "ap"))
4156                 list_scan(s);
4157         else if (iseq(arg, "chan") || iseq(arg, "freq"))
4158                 list_channels(s, 1);
4159         else if (iseq(arg, "active"))
4160                 list_channels(s, 0);
4161         else if (iseq(arg, "keys"))
4162                 list_keys(s);
4163         else if (iseq(arg, "caps"))
4164                 list_capabilities(s);
4165         else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4166                 list_wme(s);
4167         else if (iseq(arg, "mac"))
4168                 list_mac(s);
4169         else if (iseq(arg, "txpow"))
4170                 list_txpow(s);
4171         else if (iseq(arg, "roam"))
4172                 list_roam(s);
4173         else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4174                 list_txparams(s);
4175         else if (iseq(arg, "regdomain"))
4176                 list_regdomain(s, 1);
4177         else if (iseq(arg, "countries"))
4178                 list_countries();
4179         else if (iseq(arg, "mesh"))
4180                 list_mesh(s);
4181         else
4182                 errx(1, "Don't know how to list %s for %s", arg, name);
4183         LINE_BREAK();
4184 #undef iseq
4185 }
4186
4187 static enum ieee80211_opmode
4188 get80211opmode(int s)
4189 {
4190         struct ifmediareq ifmr;
4191
4192         (void) memset(&ifmr, 0, sizeof(ifmr));
4193         (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4194
4195         if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4196                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4197                         if (ifmr.ifm_current & IFM_FLAG0)
4198                                 return IEEE80211_M_AHDEMO;
4199                         else
4200                                 return IEEE80211_M_IBSS;
4201                 }
4202                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4203                         return IEEE80211_M_HOSTAP;
4204                 if (ifmr.ifm_current & IFM_IEEE80211_IBSS)
4205                         return IEEE80211_M_IBSS;
4206                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4207                         return IEEE80211_M_MONITOR;
4208                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4209                         return IEEE80211_M_MBSS;
4210         }
4211         return IEEE80211_M_STA;
4212 }
4213
4214 #if 0
4215 static void
4216 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4217 {
4218         switch (ireq->i_val) {
4219         case IEEE80211_CIPHER_WEP:
4220                 ireq->i_type = keylenop;
4221                 if (ioctl(s, SIOCG80211, ireq) != -1)
4222                         printf("WEP-%s",
4223                             ireq->i_len <= 5 ? "40" :
4224                             ireq->i_len <= 13 ? "104" : "128");
4225                 else
4226                         printf("WEP");
4227                 break;
4228         case IEEE80211_CIPHER_TKIP:
4229                 printf("TKIP");
4230                 break;
4231         case IEEE80211_CIPHER_AES_OCB:
4232                 printf("AES-OCB");
4233                 break;
4234         case IEEE80211_CIPHER_AES_CCM:
4235                 printf("AES-CCM");
4236                 break;
4237         case IEEE80211_CIPHER_CKIP:
4238                 printf("CKIP");
4239                 break;
4240         case IEEE80211_CIPHER_NONE:
4241                 printf("NONE");
4242                 break;
4243         default:
4244                 printf("UNKNOWN (0x%x)", ireq->i_val);
4245                 break;
4246         }
4247 }
4248 #endif
4249
4250 static void
4251 printkey(const struct ieee80211req_key *ik)
4252 {
4253         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4254         u_int keylen = ik->ik_keylen;
4255         int printcontents;
4256
4257         printcontents = printkeys &&
4258                 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4259         if (printcontents)
4260                 LINE_BREAK();
4261         switch (ik->ik_type) {
4262         case IEEE80211_CIPHER_WEP:
4263                 /* compatibility */
4264                 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4265                     keylen <= 5 ? "40-bit" :
4266                     keylen <= 13 ? "104-bit" : "128-bit");
4267                 break;
4268         case IEEE80211_CIPHER_TKIP:
4269                 if (keylen > 128/8)
4270                         keylen -= 128/8;        /* ignore MIC for now */
4271                 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4272                 break;
4273         case IEEE80211_CIPHER_AES_OCB:
4274                 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4275                 break;
4276         case IEEE80211_CIPHER_AES_CCM:
4277                 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4278                 break;
4279         case IEEE80211_CIPHER_CKIP:
4280                 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4281                 break;
4282         case IEEE80211_CIPHER_NONE:
4283                 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4284                 break;
4285         default:
4286                 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4287                         ik->ik_type, ik->ik_keyix+1, 8*keylen);
4288                 break;
4289         }
4290         if (printcontents) {
4291                 u_int i;
4292
4293                 printf(" <");
4294                 for (i = 0; i < keylen; i++)
4295                         printf("%02x", ik->ik_keydata[i]);
4296                 printf(">");
4297                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4298                     (ik->ik_keyrsc != 0 || verbose))
4299                         printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4300                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4301                     (ik->ik_keytsc != 0 || verbose))
4302                         printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4303                 if (ik->ik_flags != 0 && verbose) {
4304                         const char *sep = " ";
4305
4306                         if (ik->ik_flags & IEEE80211_KEY_XMIT)
4307                                 printf("%stx", sep), sep = "+";
4308                         if (ik->ik_flags & IEEE80211_KEY_RECV)
4309                                 printf("%srx", sep), sep = "+";
4310                         if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4311                                 printf("%sdef", sep), sep = "+";
4312                 }
4313                 LINE_BREAK();
4314         }
4315 }
4316
4317 static void
4318 printrate(const char *tag, int v, int defrate, int defmcs)
4319 {
4320         if ((v & IEEE80211_RATE_MCS) == 0) {
4321                 if (v != defrate) {
4322                         if (v & 1)
4323                                 LINE_CHECK("%s %d.5", tag, v/2);
4324                         else
4325                                 LINE_CHECK("%s %d", tag, v/2);
4326                 }
4327         } else {
4328                 if (v != defmcs)
4329                         LINE_CHECK("%s %d", tag, v &~ 0x80);
4330         }
4331 }
4332
4333 static int
4334 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4335 {
4336         struct ieee80211req ireq;
4337
4338         (void) memset(&ireq, 0, sizeof(ireq));
4339         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4340         ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4341         ireq.i_val = ix;
4342         ireq.i_data = data;
4343         ireq.i_len = len;
4344         if (ioctl(s, SIOCG80211, &ireq) < 0)
4345                 return -1;
4346         *plen = ireq.i_len;
4347         return 0;
4348 }
4349
4350 static void
4351 ieee80211_status(int s)
4352 {
4353         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4354         enum ieee80211_opmode opmode = get80211opmode(s);
4355         int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4356         uint8_t data[32];
4357         const struct ieee80211_channel *c;
4358         const struct ieee80211_roamparam *rp;
4359         const struct ieee80211_txparam *tp;
4360
4361         if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4362                 /* If we can't get the SSID, this isn't an 802.11 device. */
4363                 return;
4364         }
4365
4366         /*
4367          * Invalidate cached state so printing status for multiple
4368          * if's doesn't reuse the first interfaces' cached state.
4369          */
4370         gotcurchan = 0;
4371         gotroam = 0;
4372         gottxparams = 0;
4373         gothtconf = 0;
4374         gotregdomain = 0;
4375
4376         printf("\t");
4377         if (opmode == IEEE80211_M_MBSS) {
4378                 printf("meshid ");
4379                 getid(s, 0, data, sizeof(data), &len, 1);
4380                 print_string(data, len);
4381         } else {
4382                 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4383                         num = 0;
4384                 printf("ssid ");
4385                 if (num > 1) {
4386                         for (i = 0; i < num; i++) {
4387                                 if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4388                                         printf(" %d:", i + 1);
4389                                         print_string(data, len);
4390                                 }
4391                         }
4392                 } else
4393                         print_string(data, len);
4394         }
4395         c = getcurchan(s);
4396         if (c->ic_freq != IEEE80211_CHAN_ANY) {
4397                 char buf[14];
4398                 printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4399                         get_chaninfo(c, 1, buf, sizeof(buf)));
4400         } else if (verbose)
4401                 printf(" channel UNDEF");
4402
4403         if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4404             (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4405                 printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4406
4407         if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4408                 printf("\n\tstationname ");
4409                 print_string(data, len);
4410         }
4411
4412         spacer = ' ';           /* force first break */
4413         LINE_BREAK();
4414
4415         list_regdomain(s, 0);
4416
4417         wpa = 0;
4418         if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4419                 switch (val) {
4420                 case IEEE80211_AUTH_NONE:
4421                         LINE_CHECK("authmode NONE");
4422                         break;
4423                 case IEEE80211_AUTH_OPEN:
4424                         LINE_CHECK("authmode OPEN");
4425                         break;
4426                 case IEEE80211_AUTH_SHARED:
4427                         LINE_CHECK("authmode SHARED");
4428                         break;
4429                 case IEEE80211_AUTH_8021X:
4430                         LINE_CHECK("authmode 802.1x");
4431                         break;
4432                 case IEEE80211_AUTH_WPA:
4433                         if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4434                                 wpa = 1;        /* default to WPA1 */
4435                         switch (wpa) {
4436                         case 2:
4437                                 LINE_CHECK("authmode WPA2/802.11i");
4438                                 break;
4439                         case 3:
4440                                 LINE_CHECK("authmode WPA1+WPA2/802.11i");
4441                                 break;
4442                         default:
4443                                 LINE_CHECK("authmode WPA");
4444                                 break;
4445                         }
4446                         break;
4447                 case IEEE80211_AUTH_AUTO:
4448                         LINE_CHECK("authmode AUTO");
4449                         break;
4450                 default:
4451                         LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4452                         break;
4453                 }
4454         }
4455
4456         if (wpa || verbose) {
4457                 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4458                         if (val)
4459                                 LINE_CHECK("wps");
4460                         else if (verbose)
4461                                 LINE_CHECK("-wps");
4462                 }
4463                 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4464                         if (val)
4465                                 LINE_CHECK("tsn");
4466                         else if (verbose)
4467                                 LINE_CHECK("-tsn");
4468                 }
4469                 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4470                         if (val)
4471                                 LINE_CHECK("countermeasures");
4472                         else if (verbose)
4473                                 LINE_CHECK("-countermeasures");
4474                 }
4475 #if 0
4476                 /* XXX not interesting with WPA done in user space */
4477                 ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4478                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4479                 }
4480
4481                 ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4482                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4483                         LINE_CHECK("mcastcipher ");
4484                         printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4485                         spacer = ' ';
4486                 }
4487
4488                 ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4489                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4490                         LINE_CHECK("ucastcipher ");
4491                         printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4492                 }
4493
4494                 if (wpa & 2) {
4495                         ireq.i_type = IEEE80211_IOC_RSNCAPS;
4496                         if (ioctl(s, SIOCG80211, &ireq) != -1) {
4497                                 LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4498                                 spacer = ' ';
4499                         }
4500                 }
4501
4502                 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4503                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4504                 }
4505 #endif
4506         }
4507
4508         if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4509             wepmode != IEEE80211_WEP_NOSUP) {
4510
4511                 switch (wepmode) {
4512                 case IEEE80211_WEP_OFF:
4513                         LINE_CHECK("privacy OFF");
4514                         break;
4515                 case IEEE80211_WEP_ON:
4516                         LINE_CHECK("privacy ON");
4517                         break;
4518                 case IEEE80211_WEP_MIXED:
4519                         LINE_CHECK("privacy MIXED");
4520                         break;
4521                 default:
4522                         LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4523                         break;
4524                 }
4525
4526                 /*
4527                  * If we get here then we've got WEP support so we need
4528                  * to print WEP status.
4529                  */
4530
4531                 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4532                         warn("WEP support, but no tx key!");
4533                         goto end;
4534                 }
4535                 if (val != -1)
4536                         LINE_CHECK("deftxkey %d", val+1);
4537                 else if (wepmode != IEEE80211_WEP_OFF || verbose)
4538                         LINE_CHECK("deftxkey UNDEF");
4539
4540                 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4541                         warn("WEP support, but no NUMWEPKEYS support!");
4542                         goto end;
4543                 }
4544
4545                 for (i = 0; i < num; i++) {
4546                         struct ieee80211req_key ik;
4547
4548                         memset(&ik, 0, sizeof(ik));
4549                         ik.ik_keyix = i;
4550                         if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4551                                 warn("WEP support, but can get keys!");
4552                                 goto end;
4553                         }
4554                         if (ik.ik_keylen != 0) {
4555                                 if (verbose)
4556                                         LINE_BREAK();
4557                                 printkey(&ik);
4558                         }
4559                 }
4560 end:
4561                 ;
4562         }
4563
4564         if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4565             val != IEEE80211_POWERSAVE_NOSUP ) {
4566                 if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4567                         switch (val) {
4568                         case IEEE80211_POWERSAVE_OFF:
4569                                 LINE_CHECK("powersavemode OFF");
4570                                 break;
4571                         case IEEE80211_POWERSAVE_CAM:
4572                                 LINE_CHECK("powersavemode CAM");
4573                                 break;
4574                         case IEEE80211_POWERSAVE_PSP:
4575                                 LINE_CHECK("powersavemode PSP");
4576                                 break;
4577                         case IEEE80211_POWERSAVE_PSP_CAM:
4578                                 LINE_CHECK("powersavemode PSP-CAM");
4579                                 break;
4580                         }
4581                         if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4582                                 LINE_CHECK("powersavesleep %d", val);
4583                 }
4584         }
4585
4586         if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4587                 if (val & 1)
4588                         LINE_CHECK("txpower %d.5", val/2);
4589                 else
4590                         LINE_CHECK("txpower %d", val/2);
4591         }
4592         if (verbose) {
4593                 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4594                         LINE_CHECK("txpowmax %.1f", val/2.);
4595         }
4596
4597         if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4598                 if (val)
4599                         LINE_CHECK("dotd");
4600                 else if (verbose)
4601                         LINE_CHECK("-dotd");
4602         }
4603
4604         if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4605                 if (val != IEEE80211_RTS_MAX || verbose)
4606                         LINE_CHECK("rtsthreshold %d", val);
4607         }
4608
4609         if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4610                 if (val != IEEE80211_FRAG_MAX || verbose)
4611                         LINE_CHECK("fragthreshold %d", val);
4612         }
4613         if (opmode == IEEE80211_M_STA || verbose) {
4614                 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4615                         if (val != IEEE80211_HWBMISS_MAX || verbose)
4616                                 LINE_CHECK("bmiss %d", val);
4617                 }
4618         }
4619
4620         if (!verbose) {
4621                 gettxparams(s);
4622                 tp = &txparams.params[chan2mode(c)];
4623                 printrate("ucastrate", tp->ucastrate,
4624                     IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4625                 printrate("mcastrate", tp->mcastrate, 2*1,
4626                     IEEE80211_RATE_MCS|0);
4627                 printrate("mgmtrate", tp->mgmtrate, 2*1,
4628                     IEEE80211_RATE_MCS|0);
4629                 if (tp->maxretry != 6)          /* XXX */
4630                         LINE_CHECK("maxretry %d", tp->maxretry);
4631         } else {
4632                 LINE_BREAK();
4633                 list_txparams(s);
4634         }
4635
4636         bgscaninterval = -1;
4637         (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4638
4639         if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4640                 if (val != bgscaninterval || verbose)
4641                         LINE_CHECK("scanvalid %u", val);
4642         }
4643
4644         bgscan = 0;
4645         if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4646                 if (bgscan)
4647                         LINE_CHECK("bgscan");
4648                 else if (verbose)
4649                         LINE_CHECK("-bgscan");
4650         }
4651         if (bgscan || verbose) {
4652                 if (bgscaninterval != -1)
4653                         LINE_CHECK("bgscanintvl %u", bgscaninterval);
4654                 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4655                         LINE_CHECK("bgscanidle %u", val);
4656                 if (!verbose) {
4657                         getroam(s);
4658                         rp = &roamparams.params[chan2mode(c)];
4659                         if (rp->rssi & 1)
4660                                 LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4661                         else
4662                                 LINE_CHECK("roam:rssi %u", rp->rssi/2);
4663                         LINE_CHECK("roam:rate %u", rp->rate/2);
4664                 } else {
4665                         LINE_BREAK();
4666                         list_roam(s);
4667                         LINE_BREAK();
4668                 }
4669         }
4670
4671         if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4672                 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4673                         if (val)
4674                                 LINE_CHECK("pureg");
4675                         else if (verbose)
4676                                 LINE_CHECK("-pureg");
4677                 }
4678                 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4679                         switch (val) {
4680                         case IEEE80211_PROTMODE_OFF:
4681                                 LINE_CHECK("protmode OFF");
4682                                 break;
4683                         case IEEE80211_PROTMODE_CTS:
4684                                 LINE_CHECK("protmode CTS");
4685                                 break;
4686                         case IEEE80211_PROTMODE_RTSCTS:
4687                                 LINE_CHECK("protmode RTSCTS");
4688                                 break;
4689                         default:
4690                                 LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4691                                 break;
4692                         }
4693                 }
4694         }
4695
4696         if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4697                 gethtconf(s);
4698                 switch (htconf & 3) {
4699                 case 0:
4700                 case 2:
4701                         LINE_CHECK("-ht");
4702                         break;
4703                 case 1:
4704                         LINE_CHECK("ht20");
4705                         break;
4706                 case 3:
4707                         if (verbose)
4708                                 LINE_CHECK("ht");
4709                         break;
4710                 }
4711                 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4712                         if (!val)
4713                                 LINE_CHECK("-htcompat");
4714                         else if (verbose)
4715                                 LINE_CHECK("htcompat");
4716                 }
4717                 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4718                         switch (val) {
4719                         case 0:
4720                                 LINE_CHECK("-ampdu");
4721                                 break;
4722                         case 1:
4723                                 LINE_CHECK("ampdutx -ampdurx");
4724                                 break;
4725                         case 2:
4726                                 LINE_CHECK("-ampdutx ampdurx");
4727                                 break;
4728                         case 3:
4729                                 if (verbose)
4730                                         LINE_CHECK("ampdu");
4731                                 break;
4732                         }
4733                 }
4734                 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4735                         switch (val) {
4736                         case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4737                                 LINE_CHECK("ampdulimit 8k");
4738                                 break;
4739                         case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4740                                 LINE_CHECK("ampdulimit 16k");
4741                                 break;
4742                         case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4743                                 LINE_CHECK("ampdulimit 32k");
4744                                 break;
4745                         case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4746                                 LINE_CHECK("ampdulimit 64k");
4747                                 break;
4748                         }
4749                 }
4750                 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4751                         switch (val) {
4752                         case IEEE80211_HTCAP_MPDUDENSITY_NA:
4753                                 if (verbose)
4754                                         LINE_CHECK("ampdudensity NA");
4755                                 break;
4756                         case IEEE80211_HTCAP_MPDUDENSITY_025:
4757                                 LINE_CHECK("ampdudensity .25");
4758                                 break;
4759                         case IEEE80211_HTCAP_MPDUDENSITY_05:
4760                                 LINE_CHECK("ampdudensity .5");
4761                                 break;
4762                         case IEEE80211_HTCAP_MPDUDENSITY_1:
4763                                 LINE_CHECK("ampdudensity 1");
4764                                 break;
4765                         case IEEE80211_HTCAP_MPDUDENSITY_2:
4766                                 LINE_CHECK("ampdudensity 2");
4767                                 break;
4768                         case IEEE80211_HTCAP_MPDUDENSITY_4:
4769                                 LINE_CHECK("ampdudensity 4");
4770                                 break;
4771                         case IEEE80211_HTCAP_MPDUDENSITY_8:
4772                                 LINE_CHECK("ampdudensity 8");
4773                                 break;
4774                         case IEEE80211_HTCAP_MPDUDENSITY_16:
4775                                 LINE_CHECK("ampdudensity 16");
4776                                 break;
4777                         }
4778                 }
4779                 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
4780                         switch (val) {
4781                         case 0:
4782                                 LINE_CHECK("-amsdu");
4783                                 break;
4784                         case 1:
4785                                 LINE_CHECK("amsdutx -amsdurx");
4786                                 break;
4787                         case 2:
4788                                 LINE_CHECK("-amsdutx amsdurx");
4789                                 break;
4790                         case 3:
4791                                 if (verbose)
4792                                         LINE_CHECK("amsdu");
4793                                 break;
4794                         }
4795                 }
4796                 /* XXX amsdu limit */
4797                 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
4798                         if (val)
4799                                 LINE_CHECK("shortgi");
4800                         else if (verbose)
4801                                 LINE_CHECK("-shortgi");
4802                 }
4803                 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
4804                         if (val == IEEE80211_PROTMODE_OFF)
4805                                 LINE_CHECK("htprotmode OFF");
4806                         else if (val != IEEE80211_PROTMODE_RTSCTS)
4807                                 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
4808                         else if (verbose)
4809                                 LINE_CHECK("htprotmode RTSCTS");
4810                 }
4811                 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
4812                         if (val)
4813                                 LINE_CHECK("puren");
4814                         else if (verbose)
4815                                 LINE_CHECK("-puren");
4816                 }
4817                 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
4818                         if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
4819                                 LINE_CHECK("smpsdyn");
4820                         else if (val == IEEE80211_HTCAP_SMPS_ENA)
4821                                 LINE_CHECK("smps");
4822                         else if (verbose)
4823                                 LINE_CHECK("-smps");
4824                 }
4825                 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
4826                         if (val)
4827                                 LINE_CHECK("rifs");
4828                         else if (verbose)
4829                                 LINE_CHECK("-rifs");
4830                 }
4831                 if (get80211val(s, IEEE80211_IOC_STBC, &val) != -1) {
4832                         switch (val) {
4833                         case 0:
4834                                 LINE_CHECK("-stbc");
4835                                 break;
4836                         case 1:
4837                                 LINE_CHECK("stbctx -stbcrx");
4838                                 break;
4839                         case 2:
4840                                 LINE_CHECK("-stbctx stbcrx");
4841                                 break;
4842                         case 3:
4843                                 if (verbose)
4844                                         LINE_CHECK("stbc");
4845                                 break;
4846                         }
4847                 }
4848         }
4849
4850         if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
4851                 if (wme)
4852                         LINE_CHECK("wme");
4853                 else if (verbose)
4854                         LINE_CHECK("-wme");
4855         } else
4856                 wme = 0;
4857
4858         if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
4859                 if (val)
4860                         LINE_CHECK("burst");
4861                 else if (verbose)
4862                         LINE_CHECK("-burst");
4863         }
4864
4865         if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
4866                 if (val)
4867                         LINE_CHECK("ff");
4868                 else if (verbose)
4869                         LINE_CHECK("-ff");
4870         }
4871         if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
4872                 if (val)
4873                         LINE_CHECK("dturbo");
4874                 else if (verbose)
4875                         LINE_CHECK("-dturbo");
4876         }
4877         if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
4878                 if (val)
4879                         LINE_CHECK("dwds");
4880                 else if (verbose)
4881                         LINE_CHECK("-dwds");
4882         }
4883
4884         if (opmode == IEEE80211_M_HOSTAP) {
4885                 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
4886                         if (val)
4887                                 LINE_CHECK("hidessid");
4888                         else if (verbose)
4889                                 LINE_CHECK("-hidessid");
4890                 }
4891                 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
4892                         if (!val)
4893                                 LINE_CHECK("-apbridge");
4894                         else if (verbose)
4895                                 LINE_CHECK("apbridge");
4896                 }
4897                 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
4898                         LINE_CHECK("dtimperiod %u", val);
4899
4900                 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
4901                         if (!val)
4902                                 LINE_CHECK("-doth");
4903                         else if (verbose)
4904                                 LINE_CHECK("doth");
4905                 }
4906                 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
4907                         if (!val)
4908                                 LINE_CHECK("-dfs");
4909                         else if (verbose)
4910                                 LINE_CHECK("dfs");
4911                 }
4912                 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
4913                         if (!val)
4914                                 LINE_CHECK("-inact");
4915                         else if (verbose)
4916                                 LINE_CHECK("inact");
4917                 }
4918         } else {
4919                 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
4920                         if (val != IEEE80211_ROAMING_AUTO || verbose) {
4921                                 switch (val) {
4922                                 case IEEE80211_ROAMING_DEVICE:
4923                                         LINE_CHECK("roaming DEVICE");
4924                                         break;
4925                                 case IEEE80211_ROAMING_AUTO:
4926                                         LINE_CHECK("roaming AUTO");
4927                                         break;
4928                                 case IEEE80211_ROAMING_MANUAL:
4929                                         LINE_CHECK("roaming MANUAL");
4930                                         break;
4931                                 default:
4932                                         LINE_CHECK("roaming UNKNOWN (0x%x)",
4933                                                 val);
4934                                         break;
4935                                 }
4936                         }
4937                 }
4938         }
4939
4940         if (opmode == IEEE80211_M_AHDEMO) {
4941                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
4942                         LINE_CHECK("tdmaslot %u", val);
4943                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
4944                         LINE_CHECK("tdmaslotcnt %u", val);
4945                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
4946                         LINE_CHECK("tdmaslotlen %u", val);
4947                 if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
4948                         LINE_CHECK("tdmabintval %u", val);
4949         } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
4950                 /* XXX default define not visible */
4951                 if (val != 100 || verbose)
4952                         LINE_CHECK("bintval %u", val);
4953         }
4954
4955         if (wme && verbose) {
4956                 LINE_BREAK();
4957                 list_wme(s);
4958         }
4959
4960         if (opmode == IEEE80211_M_MBSS) {
4961                 if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
4962                         LINE_CHECK("meshttl %u", val);
4963                 }
4964                 if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
4965                         if (val)
4966                                 LINE_CHECK("meshpeering");
4967                         else
4968                                 LINE_CHECK("-meshpeering");
4969                 }
4970                 if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
4971                         if (val)
4972                                 LINE_CHECK("meshforward");
4973                         else
4974                                 LINE_CHECK("-meshforward");
4975                 }
4976                 if (get80211val(s, IEEE80211_IOC_MESH_GATE, &val) != -1) {
4977                         if (val)
4978                                 LINE_CHECK("meshgate");
4979                         else
4980                                 LINE_CHECK("-meshgate");
4981                 }
4982                 if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
4983                     &len) != -1) {
4984                         data[len] = '\0';
4985                         LINE_CHECK("meshmetric %s", data);
4986                 }
4987                 if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
4988                     &len) != -1) {
4989                         data[len] = '\0';
4990                         LINE_CHECK("meshpath %s", data);
4991                 }
4992                 if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
4993                         switch (val) {
4994                         case IEEE80211_HWMP_ROOTMODE_DISABLED:
4995                                 LINE_CHECK("hwmprootmode DISABLED");
4996                                 break;
4997                         case IEEE80211_HWMP_ROOTMODE_NORMAL:
4998                                 LINE_CHECK("hwmprootmode NORMAL");
4999                                 break;
5000                         case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
5001                                 LINE_CHECK("hwmprootmode PROACTIVE");
5002                                 break;
5003                         case IEEE80211_HWMP_ROOTMODE_RANN:
5004                                 LINE_CHECK("hwmprootmode RANN");
5005                                 break;
5006                         default:
5007                                 LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
5008                                 break;
5009                         }
5010                 }
5011                 if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
5012                         LINE_CHECK("hwmpmaxhops %u", val);
5013                 }
5014         }
5015
5016         LINE_BREAK();
5017 }
5018
5019 static int
5020 get80211(int s, int type, void *data, int len)
5021 {
5022
5023         return (lib80211_get80211(s, name, type, data, len));
5024 }
5025
5026 static int
5027 get80211len(int s, int type, void *data, int len, int *plen)
5028 {
5029
5030         return (lib80211_get80211len(s, name, type, data, len, plen));
5031 }
5032
5033 static int
5034 get80211val(int s, int type, int *val)
5035 {
5036
5037         return (lib80211_get80211val(s, name, type, val));
5038 }
5039
5040 static void
5041 set80211(int s, int type, int val, int len, void *data)
5042 {
5043         int ret;
5044
5045         ret = lib80211_set80211(s, name, type, val, len, data);
5046         if (ret < 0)
5047                 err(1, "SIOCS80211");
5048 }
5049
5050 static const char *
5051 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
5052 {
5053         int len;
5054         int hexstr;
5055         u_int8_t *p;
5056
5057         len = *lenp;
5058         p = buf;
5059         hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
5060         if (hexstr)
5061                 val += 2;
5062         for (;;) {
5063                 if (*val == '\0')
5064                         break;
5065                 if (sep != NULL && strchr(sep, *val) != NULL) {
5066                         val++;
5067                         break;
5068                 }
5069                 if (hexstr) {
5070                         if (!isxdigit((u_char)val[0])) {
5071                                 warnx("bad hexadecimal digits");
5072                                 return NULL;
5073                         }
5074                         if (!isxdigit((u_char)val[1])) {
5075                                 warnx("odd count hexadecimal digits");
5076                                 return NULL;
5077                         }
5078                 }
5079                 if (p >= buf + len) {
5080                         if (hexstr)
5081                                 warnx("hexadecimal digits too long");
5082                         else
5083                                 warnx("string too long");
5084                         return NULL;
5085                 }
5086                 if (hexstr) {
5087 #define tohex(x)        (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
5088                         *p++ = (tohex((u_char)val[0]) << 4) |
5089                             tohex((u_char)val[1]);
5090 #undef tohex
5091                         val += 2;
5092                 } else
5093                         *p++ = *val++;
5094         }
5095         len = p - buf;
5096         /* The string "-" is treated as the empty string. */
5097         if (!hexstr && len == 1 && buf[0] == '-') {
5098                 len = 0;
5099                 memset(buf, 0, *lenp);
5100         } else if (len < *lenp)
5101                 memset(p, 0, *lenp - len);
5102         *lenp = len;
5103         return val;
5104 }
5105
5106 static void
5107 print_string(const u_int8_t *buf, int len)
5108 {
5109         int i;
5110         int hasspc;
5111
5112         i = 0;
5113         hasspc = 0;
5114         for (; i < len; i++) {
5115                 if (!isprint(buf[i]) && buf[i] != '\0')
5116                         break;
5117                 if (isspace(buf[i]))
5118                         hasspc++;
5119         }
5120         if (i == len) {
5121                 if (hasspc || len == 0 || buf[0] == '\0')
5122                         printf("\"%.*s\"", len, buf);
5123                 else
5124                         printf("%.*s", len, buf);
5125         } else {
5126                 printf("0x");
5127                 for (i = 0; i < len; i++)
5128                         printf("%02x", buf[i]);
5129         }
5130 }
5131
5132 static void
5133 setdefregdomain(int s)
5134 {
5135         struct regdata *rdp = getregdata();
5136         const struct regdomain *rd;
5137
5138         /* Check if regdomain/country was already set by a previous call. */
5139         /* XXX is it possible? */
5140         if (regdomain.regdomain != 0 ||
5141             regdomain.country != CTRY_DEFAULT)
5142                 return;
5143
5144         getregdomain(s);
5145
5146         /* Check if it was already set by the driver. */
5147         if (regdomain.regdomain != 0 ||
5148             regdomain.country != CTRY_DEFAULT)
5149                 return;
5150
5151         /* Set FCC/US as default. */
5152         rd = lib80211_regdomain_findbysku(rdp, SKU_FCC);
5153         if (rd == NULL)
5154                 errx(1, "FCC regdomain was not found");
5155
5156         regdomain.regdomain = rd->sku;
5157         if (rd->cc != NULL)
5158                 defaultcountry(rd);
5159
5160         /* Send changes to net80211. */
5161         setregdomain_cb(s, &regdomain);
5162
5163         /* Cleanup (so it can be overriden by subsequent parameters). */
5164         regdomain.regdomain = 0;
5165         regdomain.country = CTRY_DEFAULT;
5166         regdomain.isocc[0] = 0;
5167         regdomain.isocc[1] = 0;
5168 }
5169
5170 /*
5171  * Virtual AP cloning support.
5172  */
5173 static struct ieee80211_clone_params params = {
5174         .icp_opmode     = IEEE80211_M_STA,      /* default to station mode */
5175 };
5176
5177 static void
5178 wlan_create(int s, struct ifreq *ifr)
5179 {
5180         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5181         char orig_name[IFNAMSIZ];
5182
5183         if (params.icp_parent[0] == '\0')
5184                 errx(1, "must specify a parent device (wlandev) when creating "
5185                     "a wlan device");
5186         if (params.icp_opmode == IEEE80211_M_WDS &&
5187             memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5188                 errx(1, "no bssid specified for WDS (use wlanbssid)");
5189         ifr->ifr_data = (caddr_t) &params;
5190         if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5191                 err(1, "SIOCIFCREATE2");
5192
5193         /* XXX preserve original name for ifclonecreate(). */
5194         strlcpy(orig_name, name, sizeof(orig_name));
5195         strlcpy(name, ifr->ifr_name, sizeof(name));
5196
5197         setdefregdomain(s);
5198
5199         strlcpy(name, orig_name, sizeof(name));
5200 }
5201
5202 static
5203 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5204 {
5205         strlcpy(params.icp_parent, arg, IFNAMSIZ);
5206 }
5207
5208 static
5209 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5210 {
5211         const struct ether_addr *ea;
5212
5213         ea = ether_aton(arg);
5214         if (ea == NULL)
5215                 errx(1, "%s: cannot parse bssid", arg);
5216         memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5217 }
5218
5219 static
5220 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5221 {
5222         const struct ether_addr *ea;
5223
5224         ea = ether_aton(arg);
5225         if (ea == NULL)
5226                 errx(1, "%s: cannot parse address", arg);
5227         memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5228         params.icp_flags |= IEEE80211_CLONE_MACADDR;
5229 }
5230
5231 static
5232 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5233 {
5234 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
5235         if (iseq(arg, "sta"))
5236                 params.icp_opmode = IEEE80211_M_STA;
5237         else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5238                 params.icp_opmode = IEEE80211_M_AHDEMO;
5239         else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5240                 params.icp_opmode = IEEE80211_M_IBSS;
5241         else if (iseq(arg, "ap") || iseq(arg, "host"))
5242                 params.icp_opmode = IEEE80211_M_HOSTAP;
5243         else if (iseq(arg, "wds"))
5244                 params.icp_opmode = IEEE80211_M_WDS;
5245         else if (iseq(arg, "monitor"))
5246                 params.icp_opmode = IEEE80211_M_MONITOR;
5247         else if (iseq(arg, "tdma")) {
5248                 params.icp_opmode = IEEE80211_M_AHDEMO;
5249                 params.icp_flags |= IEEE80211_CLONE_TDMA;
5250         } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5251                 params.icp_opmode = IEEE80211_M_MBSS;
5252         else
5253                 errx(1, "Don't know to create %s for %s", arg, name);
5254 #undef iseq
5255 }
5256
5257 static void
5258 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5259 {
5260         /* NB: inverted sense */
5261         if (d)
5262                 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5263         else
5264                 params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5265 }
5266
5267 static void
5268 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5269 {
5270         if (d)
5271                 params.icp_flags |= IEEE80211_CLONE_BSSID;
5272         else
5273                 params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5274 }
5275
5276 static void
5277 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5278 {
5279         if (d)
5280                 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5281         else
5282                 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5283 }
5284
5285 static struct cmd ieee80211_cmds[] = {
5286         DEF_CMD_ARG("ssid",             set80211ssid),
5287         DEF_CMD_ARG("nwid",             set80211ssid),
5288         DEF_CMD_ARG("meshid",           set80211meshid),
5289         DEF_CMD_ARG("stationname",      set80211stationname),
5290         DEF_CMD_ARG("station",          set80211stationname),   /* BSD/OS */
5291         DEF_CMD_ARG("channel",          set80211channel),
5292         DEF_CMD_ARG("authmode",         set80211authmode),
5293         DEF_CMD_ARG("powersavemode",    set80211powersavemode),
5294         DEF_CMD("powersave",    1,      set80211powersave),
5295         DEF_CMD("-powersave",   0,      set80211powersave),
5296         DEF_CMD_ARG("powersavesleep",   set80211powersavesleep),
5297         DEF_CMD_ARG("wepmode",          set80211wepmode),
5298         DEF_CMD("wep",          1,      set80211wep),
5299         DEF_CMD("-wep",         0,      set80211wep),
5300         DEF_CMD_ARG("deftxkey",         set80211weptxkey),
5301         DEF_CMD_ARG("weptxkey",         set80211weptxkey),
5302         DEF_CMD_ARG("wepkey",           set80211wepkey),
5303         DEF_CMD_ARG("nwkey",            set80211nwkey),         /* NetBSD */
5304         DEF_CMD("-nwkey",       0,      set80211wep),           /* NetBSD */
5305         DEF_CMD_ARG("rtsthreshold",     set80211rtsthreshold),
5306         DEF_CMD_ARG("protmode",         set80211protmode),
5307         DEF_CMD_ARG("txpower",          set80211txpower),
5308         DEF_CMD_ARG("roaming",          set80211roaming),
5309         DEF_CMD("wme",          1,      set80211wme),
5310         DEF_CMD("-wme",         0,      set80211wme),
5311         DEF_CMD("wmm",          1,      set80211wme),
5312         DEF_CMD("-wmm",         0,      set80211wme),
5313         DEF_CMD("hidessid",     1,      set80211hidessid),
5314         DEF_CMD("-hidessid",    0,      set80211hidessid),
5315         DEF_CMD("apbridge",     1,      set80211apbridge),
5316         DEF_CMD("-apbridge",    0,      set80211apbridge),
5317         DEF_CMD_ARG("chanlist",         set80211chanlist),
5318         DEF_CMD_ARG("bssid",            set80211bssid),
5319         DEF_CMD_ARG("ap",               set80211bssid),
5320         DEF_CMD("scan", 0,              set80211scan),
5321         DEF_CMD_ARG("list",             set80211list),
5322         DEF_CMD_ARG2("cwmin",           set80211cwmin),
5323         DEF_CMD_ARG2("cwmax",           set80211cwmax),
5324         DEF_CMD_ARG2("aifs",            set80211aifs),
5325         DEF_CMD_ARG2("txoplimit",       set80211txoplimit),
5326         DEF_CMD_ARG("acm",              set80211acm),
5327         DEF_CMD_ARG("-acm",             set80211noacm),
5328         DEF_CMD_ARG("ack",              set80211ackpolicy),
5329         DEF_CMD_ARG("-ack",             set80211noackpolicy),
5330         DEF_CMD_ARG2("bss:cwmin",       set80211bsscwmin),
5331         DEF_CMD_ARG2("bss:cwmax",       set80211bsscwmax),
5332         DEF_CMD_ARG2("bss:aifs",        set80211bssaifs),
5333         DEF_CMD_ARG2("bss:txoplimit",   set80211bsstxoplimit),
5334         DEF_CMD_ARG("dtimperiod",       set80211dtimperiod),
5335         DEF_CMD_ARG("bintval",          set80211bintval),
5336         DEF_CMD("mac:open",     IEEE80211_MACCMD_POLICY_OPEN,   set80211maccmd),
5337         DEF_CMD("mac:allow",    IEEE80211_MACCMD_POLICY_ALLOW,  set80211maccmd),
5338         DEF_CMD("mac:deny",     IEEE80211_MACCMD_POLICY_DENY,   set80211maccmd),
5339         DEF_CMD("mac:radius",   IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd),
5340         DEF_CMD("mac:flush",    IEEE80211_MACCMD_FLUSH,         set80211maccmd),
5341         DEF_CMD("mac:detach",   IEEE80211_MACCMD_DETACH,        set80211maccmd),
5342         DEF_CMD_ARG("mac:add",          set80211addmac),
5343         DEF_CMD_ARG("mac:del",          set80211delmac),
5344         DEF_CMD_ARG("mac:kick",         set80211kickmac),
5345         DEF_CMD("pureg",        1,      set80211pureg),
5346         DEF_CMD("-pureg",       0,      set80211pureg),
5347         DEF_CMD("ff",           1,      set80211fastframes),
5348         DEF_CMD("-ff",          0,      set80211fastframes),
5349         DEF_CMD("dturbo",       1,      set80211dturbo),
5350         DEF_CMD("-dturbo",      0,      set80211dturbo),
5351         DEF_CMD("bgscan",       1,      set80211bgscan),
5352         DEF_CMD("-bgscan",      0,      set80211bgscan),
5353         DEF_CMD_ARG("bgscanidle",       set80211bgscanidle),
5354         DEF_CMD_ARG("bgscanintvl",      set80211bgscanintvl),
5355         DEF_CMD_ARG("scanvalid",        set80211scanvalid),
5356         DEF_CMD("quiet",        1,      set80211quiet),
5357         DEF_CMD("-quiet",       0,      set80211quiet),
5358         DEF_CMD_ARG("quiet_count",      set80211quietcount),
5359         DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5360         DEF_CMD_ARG("quiet_dur",        set80211quietduration),
5361         DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5362         DEF_CMD_ARG("roam:rssi",        set80211roamrssi),
5363         DEF_CMD_ARG("roam:rate",        set80211roamrate),
5364         DEF_CMD_ARG("mcastrate",        set80211mcastrate),
5365         DEF_CMD_ARG("ucastrate",        set80211ucastrate),
5366         DEF_CMD_ARG("mgtrate",          set80211mgtrate),
5367         DEF_CMD_ARG("mgmtrate",         set80211mgtrate),
5368         DEF_CMD_ARG("maxretry",         set80211maxretry),
5369         DEF_CMD_ARG("fragthreshold",    set80211fragthreshold),
5370         DEF_CMD("burst",        1,      set80211burst),
5371         DEF_CMD("-burst",       0,      set80211burst),
5372         DEF_CMD_ARG("bmiss",            set80211bmissthreshold),
5373         DEF_CMD_ARG("bmissthreshold",   set80211bmissthreshold),
5374         DEF_CMD("shortgi",      1,      set80211shortgi),
5375         DEF_CMD("-shortgi",     0,      set80211shortgi),
5376         DEF_CMD("ampdurx",      2,      set80211ampdu),
5377         DEF_CMD("-ampdurx",     -2,     set80211ampdu),
5378         DEF_CMD("ampdutx",      1,      set80211ampdu),
5379         DEF_CMD("-ampdutx",     -1,     set80211ampdu),
5380         DEF_CMD("ampdu",        3,      set80211ampdu),         /* NB: tx+rx */
5381         DEF_CMD("-ampdu",       -3,     set80211ampdu),
5382         DEF_CMD_ARG("ampdulimit",       set80211ampdulimit),
5383         DEF_CMD_ARG("ampdudensity",     set80211ampdudensity),
5384         DEF_CMD("amsdurx",      2,      set80211amsdu),
5385         DEF_CMD("-amsdurx",     -2,     set80211amsdu),
5386         DEF_CMD("amsdutx",      1,      set80211amsdu),
5387         DEF_CMD("-amsdutx",     -1,     set80211amsdu),
5388         DEF_CMD("amsdu",        3,      set80211amsdu),         /* NB: tx+rx */
5389         DEF_CMD("-amsdu",       -3,     set80211amsdu),
5390         DEF_CMD_ARG("amsdulimit",       set80211amsdulimit),
5391         DEF_CMD("stbcrx",       2,      set80211stbc),
5392         DEF_CMD("-stbcrx",      -2,     set80211stbc),
5393         DEF_CMD("stbctx",       1,      set80211stbc),
5394         DEF_CMD("-stbctx",      -1,     set80211stbc),
5395         DEF_CMD("stbc",         3,      set80211stbc),          /* NB: tx+rx */
5396         DEF_CMD("-ampdu",       -3,     set80211stbc),
5397         DEF_CMD("puren",        1,      set80211puren),
5398         DEF_CMD("-puren",       0,      set80211puren),
5399         DEF_CMD("doth",         1,      set80211doth),
5400         DEF_CMD("-doth",        0,      set80211doth),
5401         DEF_CMD("dfs",          1,      set80211dfs),
5402         DEF_CMD("-dfs",         0,      set80211dfs),
5403         DEF_CMD("htcompat",     1,      set80211htcompat),
5404         DEF_CMD("-htcompat",    0,      set80211htcompat),
5405         DEF_CMD("dwds",         1,      set80211dwds),
5406         DEF_CMD("-dwds",        0,      set80211dwds),
5407         DEF_CMD("inact",        1,      set80211inact),
5408         DEF_CMD("-inact",       0,      set80211inact),
5409         DEF_CMD("tsn",          1,      set80211tsn),
5410         DEF_CMD("-tsn",         0,      set80211tsn),
5411         DEF_CMD_ARG("regdomain",        set80211regdomain),
5412         DEF_CMD_ARG("country",          set80211country),
5413         DEF_CMD("indoor",       'I',    set80211location),
5414         DEF_CMD("-indoor",      'O',    set80211location),
5415         DEF_CMD("outdoor",      'O',    set80211location),
5416         DEF_CMD("-outdoor",     'I',    set80211location),
5417         DEF_CMD("anywhere",     ' ',    set80211location),
5418         DEF_CMD("ecm",          1,      set80211ecm),
5419         DEF_CMD("-ecm",         0,      set80211ecm),
5420         DEF_CMD("dotd",         1,      set80211dotd),
5421         DEF_CMD("-dotd",        0,      set80211dotd),
5422         DEF_CMD_ARG("htprotmode",       set80211htprotmode),
5423         DEF_CMD("ht20",         1,      set80211htconf),
5424         DEF_CMD("-ht20",        0,      set80211htconf),
5425         DEF_CMD("ht40",         3,      set80211htconf),        /* NB: 20+40 */
5426         DEF_CMD("-ht40",        0,      set80211htconf),
5427         DEF_CMD("ht",           3,      set80211htconf),        /* NB: 20+40 */
5428         DEF_CMD("-ht",          0,      set80211htconf),
5429         DEF_CMD("rifs",         1,      set80211rifs),
5430         DEF_CMD("-rifs",        0,      set80211rifs),
5431         DEF_CMD("smps",         IEEE80211_HTCAP_SMPS_ENA,       set80211smps),
5432         DEF_CMD("smpsdyn",      IEEE80211_HTCAP_SMPS_DYNAMIC,   set80211smps),
5433         DEF_CMD("-smps",        IEEE80211_HTCAP_SMPS_OFF,       set80211smps),
5434         /* XXX for testing */
5435         DEF_CMD_ARG("chanswitch",       set80211chanswitch),
5436
5437         DEF_CMD_ARG("tdmaslot",         set80211tdmaslot),
5438         DEF_CMD_ARG("tdmaslotcnt",      set80211tdmaslotcnt),
5439         DEF_CMD_ARG("tdmaslotlen",      set80211tdmaslotlen),
5440         DEF_CMD_ARG("tdmabintval",      set80211tdmabintval),
5441
5442         DEF_CMD_ARG("meshttl",          set80211meshttl),
5443         DEF_CMD("meshforward",  1,      set80211meshforward),
5444         DEF_CMD("-meshforward", 0,      set80211meshforward),
5445         DEF_CMD("meshgate",     1,      set80211meshgate),
5446         DEF_CMD("-meshgate",    0,      set80211meshgate),
5447         DEF_CMD("meshpeering",  1,      set80211meshpeering),
5448         DEF_CMD("-meshpeering", 0,      set80211meshpeering),
5449         DEF_CMD_ARG("meshmetric",       set80211meshmetric),
5450         DEF_CMD_ARG("meshpath",         set80211meshpath),
5451         DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH,     set80211meshrtcmd),
5452         DEF_CMD_ARG("meshrt:add",       set80211addmeshrt),
5453         DEF_CMD_ARG("meshrt:del",       set80211delmeshrt),
5454         DEF_CMD_ARG("hwmprootmode",     set80211hwmprootmode),
5455         DEF_CMD_ARG("hwmpmaxhops",      set80211hwmpmaxhops),
5456
5457         /* vap cloning support */
5458         DEF_CLONE_CMD_ARG("wlanaddr",   set80211clone_wlanaddr),
5459         DEF_CLONE_CMD_ARG("wlanbssid",  set80211clone_wlanbssid),
5460         DEF_CLONE_CMD_ARG("wlandev",    set80211clone_wlandev),
5461         DEF_CLONE_CMD_ARG("wlanmode",   set80211clone_wlanmode),
5462         DEF_CLONE_CMD("beacons", 1,     set80211clone_beacons),
5463         DEF_CLONE_CMD("-beacons", 0,    set80211clone_beacons),
5464         DEF_CLONE_CMD("bssid",  1,      set80211clone_bssid),
5465         DEF_CLONE_CMD("-bssid", 0,      set80211clone_bssid),
5466         DEF_CLONE_CMD("wdslegacy", 1,   set80211clone_wdslegacy),
5467         DEF_CLONE_CMD("-wdslegacy", 0,  set80211clone_wdslegacy),
5468 };
5469 static struct afswtch af_ieee80211 = {
5470         .af_name        = "af_ieee80211",
5471         .af_af          = AF_UNSPEC,
5472         .af_other_status = ieee80211_status,
5473 };
5474
5475 static __constructor void
5476 ieee80211_ctor(void)
5477 {
5478         int i;
5479
5480         for (i = 0; i < nitems(ieee80211_cmds);  i++)
5481                 cmd_register(&ieee80211_cmds[i]);
5482         af_register(&af_ieee80211);
5483         clone_setdefcallback("wlan", wlan_create);
5484 }