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 #define IEEE80211_NODE_VHT      0x100000        /* VHT enabled */
 123 #endif
 124
 125 #define MAXCHAN 1536            /* max 1.5K channels */
 126
 127 #define MAXCOL  78
 128 static  int col;
 129 static  char spacer;
 130
 131 static void LINE_INIT(char c);
 132 static void LINE_BREAK(void);
 133 static void LINE_CHECK(const char *fmt, ...);
 134
 135 static const char *modename[IEEE80211_MODE_MAX] = {
 136         [IEEE80211_MODE_AUTO]     = "auto",
 137         [IEEE80211_MODE_11A]      = "11a",
 138         [IEEE80211_MODE_11B]      = "11b",
 139         [IEEE80211_MODE_11G]      = "11g",
 140         [IEEE80211_MODE_FH]       = "fh",
 141         [IEEE80211_MODE_TURBO_A]  = "turboA",
 142         [IEEE80211_MODE_TURBO_G]  = "turboG",
 143         [IEEE80211_MODE_STURBO_A] = "sturbo",
 144         [IEEE80211_MODE_11NA]     = "11na",
 145         [IEEE80211_MODE_11NG]     = "11ng",
 146         [IEEE80211_MODE_HALF]     = "half",
 147         [IEEE80211_MODE_QUARTER]  = "quarter",
 148         [IEEE80211_MODE_VHT_2GHZ] = "11acg",
 149         [IEEE80211_MODE_VHT_5GHZ] = "11ac",
 150 };
 151
 152 static void set80211(int s, int type, int val, int len, void *data);
 153 static int get80211(int s, int type, void *data, int len);
 154 static int get80211len(int s, int type, void *data, int len, int *plen);
 155 static int get80211val(int s, int type, int *val);
 156 static const char *get_string(const char *val, const char *sep,
 157     u_int8_t *buf, int *lenp);
 158 static void print_string(const u_int8_t *buf, int len);
 159 static void print_regdomain(const struct ieee80211_regdomain *, int);
 160 static void print_channels(int, const struct ieee80211req_chaninfo *,
 161     int allchans, int verbose);
 162 static void regdomain_makechannels(struct ieee80211_regdomain_req *,
 163     const struct ieee80211_devcaps_req *);
 164 static const char *mesh_linkstate_string(uint8_t state);
 165
 166 static struct ieee80211req_chaninfo *chaninfo;
 167 static struct ieee80211_regdomain regdomain;
 168 static int gotregdomain = 0;
 169 static struct ieee80211_roamparams_req roamparams;
 170 static int gotroam = 0;
 171 static struct ieee80211_txparams_req txparams;
 172 static int gottxparams = 0;
 173 static struct ieee80211_channel curchan;
 174 static int gotcurchan = 0;
 175 static struct ifmediareq *ifmr;
 176 static int htconf = 0;
 177 static  int gothtconf = 0;
 178
 179 static void
 180 gethtconf(int s)
 181 {
 182         if (gothtconf)
 183                 return;
 184         if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0)
 185                 warn("unable to get HT configuration information");
 186         gothtconf = 1;
 187 }
 188
 189 /* VHT */
 190 static int vhtconf = 0;
 191 static  int gotvhtconf = 0;
 192
 193 static void
 194 getvhtconf(int s)
 195 {
 196         if (gotvhtconf)
 197                 return;
 198         if (get80211val(s, IEEE80211_IOC_VHTCONF, &vhtconf) < 0)
 199                 warn("unable to get VHT configuration information");
 200         gotvhtconf = 1;
 201 }
 202
 203 /*
 204  * Collect channel info from the kernel.  We use this (mostly)
 205  * to handle mapping between frequency and IEEE channel number.
 206  */
 207 static void
 208 getchaninfo(int s)
 209 {
 210         if (chaninfo != NULL)
 211                 return;
 212         chaninfo = malloc(IEEE80211_CHANINFO_SIZE(MAXCHAN));
 213         if (chaninfo == NULL)
 214                 errx(1, "no space for channel list");
 215         if (get80211(s, IEEE80211_IOC_CHANINFO, chaninfo,
 216             IEEE80211_CHANINFO_SIZE(MAXCHAN)) < 0)
 217                 err(1, "unable to get channel information");
 218         ifmr = ifmedia_getstate(s);
 219         gethtconf(s);
 220         getvhtconf(s);
 221 }
 222
 223 static struct regdata *
 224 getregdata(void)
 225 {
 226         static struct regdata *rdp = NULL;
 227         if (rdp == NULL) {
 228                 rdp = lib80211_alloc_regdata();
 229                 if (rdp == NULL)
 230                         errx(-1, "missing or corrupted regdomain database");
 231         }
 232         return rdp;
 233 }
 234
 235 /*
 236  * Given the channel at index i with attributes from,
 237  * check if there is a channel with attributes to in
 238  * the channel table.  With suitable attributes this
 239  * allows the caller to look for promotion; e.g. from
 240  * 11b > 11g.
 241  */
 242 static int
 243 canpromote(int i, int from, int to)
 244 {
 245         const struct ieee80211_channel *fc = &chaninfo->ic_chans[i];
 246         u_int j;
 247
 248         if ((fc->ic_flags & from) != from)
 249                 return i;
 250         /* NB: quick check exploiting ordering of chans w/ same frequency */
 251         if (i+1 < chaninfo->ic_nchans &&
 252             chaninfo->ic_chans[i+1].ic_freq == fc->ic_freq &&
 253             (chaninfo->ic_chans[i+1].ic_flags & to) == to)
 254                 return i+1;
 255         /* brute force search in case channel list is not ordered */
 256         for (j = 0; j < chaninfo->ic_nchans; j++) {
 257                 const struct ieee80211_channel *tc = &chaninfo->ic_chans[j];
 258                 if (j != i &&
 259                     tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to)
 260                 return j;
 261         }
 262         return i;
 263 }
 264
 265 /*
 266  * Handle channel promotion.  When a channel is specified with
 267  * only a frequency we want to promote it to the ``best'' channel
 268  * available.  The channel list has separate entries for 11b, 11g,
 269  * 11a, and 11n[ga] channels so specifying a frequency w/o any
 270  * attributes requires we upgrade, e.g. from 11b -> 11g.  This
 271  * gets complicated when the channel is specified on the same
 272  * command line with a media request that constrains the available
 273  * channe list (e.g. mode 11a); we want to honor that to avoid
 274  * confusing behaviour.
 275  */
 276 /*
 277  * XXX VHT
 278  */
 279 static int
 280 promote(int i)
 281 {
 282         /*
 283          * Query the current mode of the interface in case it's
 284          * constrained (e.g. to 11a).  We must do this carefully
 285          * as there may be a pending ifmedia request in which case
 286          * asking the kernel will give us the wrong answer.  This
 287          * is an unfortunate side-effect of the way ifconfig is
 288          * structure for modularity (yech).
 289          *
 290          * NB: ifmr is actually setup in getchaninfo (above); we
 291          *     assume it's called coincident with to this call so
 292          *     we have a ``current setting''; otherwise we must pass
 293          *     the socket descriptor down to here so we can make
 294          *     the ifmedia_getstate call ourselves.
 295          */
 296         int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO;
 297
 298         /* when ambiguous promote to ``best'' */
 299         /* NB: we abitrarily pick HT40+ over HT40- */
 300         if (chanmode != IFM_IEEE80211_11B)
 301                 i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G);
 302         if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) {
 303                 i = canpromote(i, IEEE80211_CHAN_G,
 304                         IEEE80211_CHAN_G | IEEE80211_CHAN_HT20);
 305                 if (htconf & 2) {
 306                         i = canpromote(i, IEEE80211_CHAN_G,
 307                                 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D);
 308                         i = canpromote(i, IEEE80211_CHAN_G,
 309                                 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U);
 310                 }
 311         }
 312         if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) {
 313                 i = canpromote(i, IEEE80211_CHAN_A,
 314                         IEEE80211_CHAN_A | IEEE80211_CHAN_HT20);
 315                 if (htconf & 2) {
 316                         i = canpromote(i, IEEE80211_CHAN_A,
 317                                 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D);
 318                         i = canpromote(i, IEEE80211_CHAN_A,
 319                                 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U);
 320                 }
 321         }
 322         return i;
 323 }
 324
 325 static void
 326 mapfreq(struct ieee80211_channel *chan, int freq, int flags)
 327 {
 328         u_int i;
 329
 330         for (i = 0; i < chaninfo->ic_nchans; i++) {
 331                 const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
 332
 333                 if (c->ic_freq == freq && (c->ic_flags & flags) == flags) {
 334                         if (flags == 0) {
 335                                 /* when ambiguous promote to ``best'' */
 336                                 c = &chaninfo->ic_chans[promote(i)];
 337                         }
 338                         *chan = *c;
 339                         return;
 340                 }
 341         }
 342         errx(1, "unknown/undefined frequency %u/0x%x", freq, flags);
 343 }
 344
 345 static void
 346 mapchan(struct ieee80211_channel *chan, int ieee, int flags)
 347 {
 348         u_int i;
 349
 350         for (i = 0; i < chaninfo->ic_nchans; i++) {
 351                 const struct ieee80211_channel *c = &chaninfo->ic_chans[i];
 352
 353                 if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) {
 354                         if (flags == 0) {
 355                                 /* when ambiguous promote to ``best'' */
 356                                 c = &chaninfo->ic_chans[promote(i)];
 357                         }
 358                         *chan = *c;
 359                         return;
 360                 }
 361         }
 362         errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags);
 363 }
 364
 365 static const struct ieee80211_channel *
 366 getcurchan(int s)
 367 {
 368         if (gotcurchan)
 369                 return &curchan;
 370         if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) {
 371                 int val;
 372                 /* fall back to legacy ioctl */
 373                 if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0)
 374                         err(-1, "cannot figure out current channel");
 375                 getchaninfo(s);
 376                 mapchan(&curchan, val, 0);
 377         }
 378         gotcurchan = 1;
 379         return &curchan;
 380 }
 381
 382 static enum ieee80211_phymode
 383 chan2mode(const struct ieee80211_channel *c)
 384 {
 385         if (IEEE80211_IS_CHAN_VHTA(c))
 386                 return IEEE80211_MODE_VHT_5GHZ;
 387         if (IEEE80211_IS_CHAN_VHTG(c))
 388                 return IEEE80211_MODE_VHT_2GHZ;
 389         if (IEEE80211_IS_CHAN_HTA(c))
 390                 return IEEE80211_MODE_11NA;
 391         if (IEEE80211_IS_CHAN_HTG(c))
 392                 return IEEE80211_MODE_11NG;
 393         if (IEEE80211_IS_CHAN_108A(c))
 394                 return IEEE80211_MODE_TURBO_A;
 395         if (IEEE80211_IS_CHAN_108G(c))
 396                 return IEEE80211_MODE_TURBO_G;
 397         if (IEEE80211_IS_CHAN_ST(c))
 398                 return IEEE80211_MODE_STURBO_A;
 399         if (IEEE80211_IS_CHAN_FHSS(c))
 400                 return IEEE80211_MODE_FH;
 401         if (IEEE80211_IS_CHAN_HALF(c))
 402                 return IEEE80211_MODE_HALF;
 403         if (IEEE80211_IS_CHAN_QUARTER(c))
 404                 return IEEE80211_MODE_QUARTER;
 405         if (IEEE80211_IS_CHAN_A(c))
 406                 return IEEE80211_MODE_11A;
 407         if (IEEE80211_IS_CHAN_ANYG(c))
 408                 return IEEE80211_MODE_11G;
 409         if (IEEE80211_IS_CHAN_B(c))
 410                 return IEEE80211_MODE_11B;
 411         return IEEE80211_MODE_AUTO;
 412 }
 413
 414 static void
 415 getroam(int s)
 416 {
 417         if (gotroam)
 418                 return;
 419         if (get80211(s, IEEE80211_IOC_ROAM,
 420             &roamparams, sizeof(roamparams)) < 0)
 421                 err(1, "unable to get roaming parameters");
 422         gotroam = 1;
 423 }
 424
 425 static void
 426 setroam_cb(int s, void *arg)
 427 {
 428         struct ieee80211_roamparams_req *roam = arg;
 429         set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam);
 430 }
 431
 432 static void
 433 gettxparams(int s)
 434 {
 435         if (gottxparams)
 436                 return;
 437         if (get80211(s, IEEE80211_IOC_TXPARAMS,
 438             &txparams, sizeof(txparams)) < 0)
 439                 err(1, "unable to get transmit parameters");
 440         gottxparams = 1;
 441 }
 442
 443 static void
 444 settxparams_cb(int s, void *arg)
 445 {
 446         struct ieee80211_txparams_req *txp = arg;
 447         set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp);
 448 }
 449
 450 static void
 451 getregdomain(int s)
 452 {
 453         if (gotregdomain)
 454                 return;
 455         if (get80211(s, IEEE80211_IOC_REGDOMAIN,
 456             &regdomain, sizeof(regdomain)) < 0)
 457                 err(1, "unable to get regulatory domain info");
 458         gotregdomain = 1;
 459 }
 460
 461 static void
 462 getdevcaps(int s, struct ieee80211_devcaps_req *dc)
 463 {
 464         if (get80211(s, IEEE80211_IOC_DEVCAPS, dc,
 465             IEEE80211_DEVCAPS_SPACE(dc)) < 0)
 466                 err(1, "unable to get device capabilities");
 467 }
 468
 469 static void
 470 setregdomain_cb(int s, void *arg)
 471 {
 472         struct ieee80211_regdomain_req *req;
 473         struct ieee80211_regdomain *rd = arg;
 474         struct ieee80211_devcaps_req *dc;
 475         struct regdata *rdp = getregdata();
 476
 477         if (rd->country != NO_COUNTRY) {
 478                 const struct country *cc;
 479                 /*
 480                  * Check current country seting to make sure it's
 481                  * compatible with the new regdomain.  If not, then
 482                  * override it with any default country for this
 483                  * SKU.  If we cannot arrange a match, then abort.
 484                  */
 485                 cc = lib80211_country_findbycc(rdp, rd->country);
 486                 if (cc == NULL)
 487                         errx(1, "unknown ISO country code %d", rd->country);
 488                 if (cc->rd->sku != rd->regdomain) {
 489                         const struct regdomain *rp;
 490                         /*
 491                          * Check if country is incompatible with regdomain.
 492                          * To enable multiple regdomains for a country code
 493                          * we permit a mismatch between the regdomain and
 494                          * the country's associated regdomain when the
 495                          * regdomain is setup w/o a default country.  For
 496                          * example, US is bound to the FCC regdomain but
 497                          * we allow US to be combined with FCC3 because FCC3
 498                          * has not default country.  This allows bogus
 499                          * combinations like FCC3+DK which are resolved when
 500                          * constructing the channel list by deferring to the
 501                          * regdomain to construct the channel list.
 502                          */
 503                         rp = lib80211_regdomain_findbysku(rdp, rd->regdomain);
 504                         if (rp == NULL)
 505                                 errx(1, "country %s (%s) is not usable with "
 506                                     "regdomain %d", cc->isoname, cc->name,
 507                                     rd->regdomain);
 508                         else if (rp->cc != NULL && rp->cc != cc)
 509                                 errx(1, "country %s (%s) is not usable with "
 510                                    "regdomain %s", cc->isoname, cc->name,
 511                                    rp->name);
 512                 }
 513         }
 514         /*
 515          * Fetch the device capabilities and calculate the
 516          * full set of netbands for which we request a new
 517          * channel list be constructed.  Once that's done we
 518          * push the regdomain info + channel list to the kernel.
 519          */
 520         dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
 521         if (dc == NULL)
 522                 errx(1, "no space for device capabilities");
 523         dc->dc_chaninfo.ic_nchans = MAXCHAN;
 524         getdevcaps(s, dc);
 525 #if 0
 526         if (verbose) {
 527                 printf("drivercaps: 0x%x\n", dc->dc_drivercaps);
 528                 printf("cryptocaps: 0x%x\n", dc->dc_cryptocaps);
 529                 printf("htcaps    : 0x%x\n", dc->dc_htcaps);
 530                 printf("vhtcaps   : 0x%x\n", dc->dc_vhtcaps);
 531 #if 0
 532                 memcpy(chaninfo, &dc->dc_chaninfo,
 533                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
 534                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, 1/*verbose*/);
 535 #endif
 536         }
 537 #endif
 538         req = malloc(IEEE80211_REGDOMAIN_SIZE(dc->dc_chaninfo.ic_nchans));
 539         if (req == NULL)
 540                 errx(1, "no space for regdomain request");
 541         req->rd = *rd;
 542         regdomain_makechannels(req, dc);
 543         if (verbose) {
 544                 LINE_INIT(':');
 545                 print_regdomain(rd, 1/*verbose*/);
 546                 LINE_BREAK();
 547                 /* blech, reallocate channel list for new data */
 548                 if (chaninfo != NULL)
 549                         free(chaninfo);
 550                 chaninfo = malloc(IEEE80211_CHANINFO_SPACE(&req->chaninfo));
 551                 if (chaninfo == NULL)
 552                         errx(1, "no space for channel list");
 553                 memcpy(chaninfo, &req->chaninfo,
 554                     IEEE80211_CHANINFO_SPACE(&req->chaninfo));
 555                 print_channels(s, &req->chaninfo, 1/*allchans*/, 1/*verbose*/);
 556         }
 557         if (req->chaninfo.ic_nchans == 0)
 558                 errx(1, "no channels calculated");
 559         set80211(s, IEEE80211_IOC_REGDOMAIN, 0,
 560             IEEE80211_REGDOMAIN_SPACE(req), req);
 561         free(req);
 562         free(dc);
 563 }
 564
 565 static int
 566 ieee80211_mhz2ieee(int freq, int flags)
 567 {
 568         struct ieee80211_channel chan;
 569         mapfreq(&chan, freq, flags);
 570         return chan.ic_ieee;
 571 }
 572
 573 static int
 574 isanyarg(const char *arg)
 575 {
 576         return (strncmp(arg, "-", 1) == 0 ||
 577             strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0);
 578 }
 579
 580 static void
 581 set80211ssid(const char *val, int d, int s, const struct afswtch *rafp)
 582 {
 583         int             ssid;
 584         int             len;
 585         u_int8_t        data[IEEE80211_NWID_LEN];
 586
 587         ssid = 0;
 588         len = strlen(val);
 589         if (len > 2 && isdigit((int)val[0]) && val[1] == ':') {
 590                 ssid = atoi(val)-1;
 591                 val += 2;
 592         }
 593
 594         bzero(data, sizeof(data));
 595         len = sizeof(data);
 596         if (get_string(val, NULL, data, &len) == NULL)
 597                 exit(1);
 598
 599         set80211(s, IEEE80211_IOC_SSID, ssid, len, data);
 600 }
 601
 602 static void
 603 set80211meshid(const char *val, int d, int s, const struct afswtch *rafp)
 604 {
 605         int             len;
 606         u_int8_t        data[IEEE80211_NWID_LEN];
 607
 608         memset(data, 0, sizeof(data));
 609         len = sizeof(data);
 610         if (get_string(val, NULL, data, &len) == NULL)
 611                 exit(1);
 612
 613         set80211(s, IEEE80211_IOC_MESH_ID, 0, len, data);
 614 }
 615
 616 static void
 617 set80211stationname(const char *val, int d, int s, const struct afswtch *rafp)
 618 {
 619         int                     len;
 620         u_int8_t                data[33];
 621
 622         bzero(data, sizeof(data));
 623         len = sizeof(data);
 624         get_string(val, NULL, data, &len);
 625
 626         set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data);
 627 }
 628
 629 /*
 630  * Parse a channel specification for attributes/flags.
 631  * The syntax is:
 632  *      freq/xx         channel width (5,10,20,40,40+,40-)
 633  *      freq:mode       channel mode (a,b,g,h,n,t,s,d)
 634  *
 635  * These can be combined in either order; e.g. 2437:ng/40.
 636  * Modes are case insensitive.
 637  *
 638  * The result is not validated here; it's assumed to be
 639  * checked against the channel table fetched from the kernel.
 640  */
 641 static int
 642 getchannelflags(const char *val, int freq)
 643 {
 644 #define _CHAN_HT        0x80000000
 645         const char *cp;
 646         int flags;
 647         int is_vht = 0;
 648
 649         flags = 0;
 650
 651         cp = strchr(val, ':');
 652         if (cp != NULL) {
 653                 for (cp++; isalpha((int) *cp); cp++) {
 654                         /* accept mixed case */
 655                         int c = *cp;
 656                         if (isupper(c))
 657                                 c = tolower(c);
 658                         switch (c) {
 659                         case 'a':               /* 802.11a */
 660                                 flags |= IEEE80211_CHAN_A;
 661                                 break;
 662                         case 'b':               /* 802.11b */
 663                                 flags |= IEEE80211_CHAN_B;
 664                                 break;
 665                         case 'g':               /* 802.11g */
 666                                 flags |= IEEE80211_CHAN_G;
 667                                 break;
 668                         case 'v':               /* vht: 802.11ac */
 669                                 is_vht = 1;
 670                                 /* Fallthrough */
 671                         case 'h':               /* ht = 802.11n */
 672                         case 'n':               /* 802.11n */
 673                                 flags |= _CHAN_HT;      /* NB: private */
 674                                 break;
 675                         case 'd':               /* dt = Atheros Dynamic Turbo */
 676                                 flags |= IEEE80211_CHAN_TURBO;
 677                                 break;
 678                         case 't':               /* ht, dt, st, t */
 679                                 /* dt and unadorned t specify Dynamic Turbo */
 680                                 if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0)
 681                                         flags |= IEEE80211_CHAN_TURBO;
 682                                 break;
 683                         case 's':               /* st = Atheros Static Turbo */
 684                                 flags |= IEEE80211_CHAN_STURBO;
 685                                 break;
 686                         default:
 687                                 errx(-1, "%s: Invalid channel attribute %c\n",
 688                                     val, *cp);
 689                         }
 690                 }
 691         }
 692         cp = strchr(val, '/');
 693         if (cp != NULL) {
 694                 char *ep;
 695                 u_long cw = strtoul(cp+1, &ep, 10);
 696
 697                 switch (cw) {
 698                 case 5:
 699                         flags |= IEEE80211_CHAN_QUARTER;
 700                         break;
 701                 case 10:
 702                         flags |= IEEE80211_CHAN_HALF;
 703                         break;
 704                 case 20:
 705                         /* NB: this may be removed below */
 706                         flags |= IEEE80211_CHAN_HT20;
 707                         break;
 708                 case 40:
 709                 case 80:
 710                 case 160:
 711                         /* Handle the 80/160 VHT flag */
 712                         if (cw == 80)
 713                                 flags |= IEEE80211_CHAN_VHT80;
 714                         else if (cw == 160)
 715                                 flags |= IEEE80211_CHAN_VHT160;
 716
 717                         /* Fallthrough */
 718                         if (ep != NULL && *ep == '+')
 719                                 flags |= IEEE80211_CHAN_HT40U;
 720                         else if (ep != NULL && *ep == '-')
 721                                 flags |= IEEE80211_CHAN_HT40D;
 722                         break;
 723                 default:
 724                         errx(-1, "%s: Invalid channel width\n", val);
 725                 }
 726         }
 727
 728         /*
 729          * Cleanup specifications.
 730          */
 731         if ((flags & _CHAN_HT) == 0) {
 732                 /*
 733                  * If user specified freq/20 or freq/40 quietly remove
 734                  * HT cw attributes depending on channel use.  To give
 735                  * an explicit 20/40 width for an HT channel you must
 736                  * indicate it is an HT channel since all HT channels
 737                  * are also usable for legacy operation; e.g. freq:n/40.
 738                  */
 739                 flags &= ~IEEE80211_CHAN_HT;
 740                 flags &= ~IEEE80211_CHAN_VHT;
 741         } else {
 742                 /*
 743                  * Remove private indicator that this is an HT channel
 744                  * and if no explicit channel width has been given
 745                  * provide the default settings.
 746                  */
 747                 flags &= ~_CHAN_HT;
 748                 if ((flags & IEEE80211_CHAN_HT) == 0) {
 749                         struct ieee80211_channel chan;
 750                         /*
 751                          * Consult the channel list to see if we can use
 752                          * HT40+ or HT40- (if both the map routines choose).
 753                          */
 754                         if (freq > 255)
 755                                 mapfreq(&chan, freq, 0);
 756                         else
 757                                 mapchan(&chan, freq, 0);
 758                         flags |= (chan.ic_flags & IEEE80211_CHAN_HT);
 759                 }
 760
 761                 /*
 762                  * If VHT is enabled, then also set the VHT flag and the
 763                  * relevant channel up/down.
 764                  */
 765                 if (is_vht && (flags & IEEE80211_CHAN_HT)) {
 766                         /*
 767                          * XXX yes, maybe we should just have VHT, and reuse
 768                          * HT20/HT40U/HT40D
 769                          */
 770                         if (flags & IEEE80211_CHAN_VHT80)
 771                                 ;
 772                         else if (flags & IEEE80211_CHAN_HT20)
 773                                 flags |= IEEE80211_CHAN_VHT20;
 774                         else if (flags & IEEE80211_CHAN_HT40U)
 775                                 flags |= IEEE80211_CHAN_VHT40U;
 776                         else if (flags & IEEE80211_CHAN_HT40D)
 777                                 flags |= IEEE80211_CHAN_VHT40D;
 778                 }
 779         }
 780         return flags;
 781 #undef _CHAN_HT
 782 }
 783
 784 static void
 785 getchannel(int s, struct ieee80211_channel *chan, const char *val)
 786 {
 787         int v, flags;
 788         char *eptr;
 789
 790         memset(chan, 0, sizeof(*chan));
 791         if (isanyarg(val)) {
 792                 chan->ic_freq = IEEE80211_CHAN_ANY;
 793                 return;
 794         }
 795         getchaninfo(s);
 796         errno = 0;
 797         v = strtol(val, &eptr, 10);
 798         if (val[0] == '\0' || val == eptr || errno == ERANGE ||
 799             /* channel may be suffixed with nothing, :flag, or /width */
 800             (eptr[0] != '\0' && eptr[0] != ':' && eptr[0] != '/'))
 801                 errx(1, "invalid channel specification%s",
 802                     errno == ERANGE ? " (out of range)" : "");
 803         flags = getchannelflags(val, v);
 804         if (v > 255) {          /* treat as frequency */
 805                 mapfreq(chan, v, flags);
 806         } else {
 807                 mapchan(chan, v, flags);
 808         }
 809 }
 810
 811 static void
 812 set80211channel(const char *val, int d, int s, const struct afswtch *rafp)
 813 {
 814         struct ieee80211_channel chan;
 815
 816         getchannel(s, &chan, val);
 817         set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan);
 818 }
 819
 820 static void
 821 set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp)
 822 {
 823         struct ieee80211_chanswitch_req csr;
 824
 825         getchannel(s, &csr.csa_chan, val);
 826         csr.csa_mode = 1;
 827         csr.csa_count = 5;
 828         set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr);
 829 }
 830
 831 static void
 832 set80211authmode(const char *val, int d, int s, const struct afswtch *rafp)
 833 {
 834         int     mode;
 835
 836         if (strcasecmp(val, "none") == 0) {
 837                 mode = IEEE80211_AUTH_NONE;
 838         } else if (strcasecmp(val, "open") == 0) {
 839                 mode = IEEE80211_AUTH_OPEN;
 840         } else if (strcasecmp(val, "shared") == 0) {
 841                 mode = IEEE80211_AUTH_SHARED;
 842         } else if (strcasecmp(val, "8021x") == 0) {
 843                 mode = IEEE80211_AUTH_8021X;
 844         } else if (strcasecmp(val, "wpa") == 0) {
 845                 mode = IEEE80211_AUTH_WPA;
 846         } else {
 847                 errx(1, "unknown authmode");
 848         }
 849
 850         set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL);
 851 }
 852
 853 static void
 854 set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp)
 855 {
 856         int     mode;
 857
 858         if (strcasecmp(val, "off") == 0) {
 859                 mode = IEEE80211_POWERSAVE_OFF;
 860         } else if (strcasecmp(val, "on") == 0) {
 861                 mode = IEEE80211_POWERSAVE_ON;
 862         } else if (strcasecmp(val, "cam") == 0) {
 863                 mode = IEEE80211_POWERSAVE_CAM;
 864         } else if (strcasecmp(val, "psp") == 0) {
 865                 mode = IEEE80211_POWERSAVE_PSP;
 866         } else if (strcasecmp(val, "psp-cam") == 0) {
 867                 mode = IEEE80211_POWERSAVE_PSP_CAM;
 868         } else {
 869                 errx(1, "unknown powersavemode");
 870         }
 871
 872         set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL);
 873 }
 874
 875 static void
 876 set80211powersave(const char *val, int d, int s, const struct afswtch *rafp)
 877 {
 878         if (d == 0)
 879                 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF,
 880                     0, NULL);
 881         else
 882                 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON,
 883                     0, NULL);
 884 }
 885
 886 static void
 887 set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp)
 888 {
 889         set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL);
 890 }
 891
 892 static void
 893 set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp)
 894 {
 895         int     mode;
 896
 897         if (strcasecmp(val, "off") == 0) {
 898                 mode = IEEE80211_WEP_OFF;
 899         } else if (strcasecmp(val, "on") == 0) {
 900                 mode = IEEE80211_WEP_ON;
 901         } else if (strcasecmp(val, "mixed") == 0) {
 902                 mode = IEEE80211_WEP_MIXED;
 903         } else {
 904                 errx(1, "unknown wep mode");
 905         }
 906
 907         set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL);
 908 }
 909
 910 static void
 911 set80211wep(const char *val, int d, int s, const struct afswtch *rafp)
 912 {
 913         set80211(s, IEEE80211_IOC_WEP, d, 0, NULL);
 914 }
 915
 916 static int
 917 isundefarg(const char *arg)
 918 {
 919         return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0);
 920 }
 921
 922 static void
 923 set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp)
 924 {
 925         if (isundefarg(val))
 926                 set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL);
 927         else
 928                 set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL);
 929 }
 930
 931 static void
 932 set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp)
 933 {
 934         int             key = 0;
 935         int             len;
 936         u_int8_t        data[IEEE80211_KEYBUF_SIZE];
 937
 938         if (isdigit((int)val[0]) && val[1] == ':') {
 939                 key = atoi(val)-1;
 940                 val += 2;
 941         }
 942
 943         bzero(data, sizeof(data));
 944         len = sizeof(data);
 945         get_string(val, NULL, data, &len);
 946
 947         set80211(s, IEEE80211_IOC_WEPKEY, key, len, data);
 948 }
 949
 950 /*
 951  * This function is purely a NetBSD compatibility interface.  The NetBSD
 952  * interface is too inflexible, but it's there so we'll support it since
 953  * it's not all that hard.
 954  */
 955 static void
 956 set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp)
 957 {
 958         int             txkey;
 959         int             i, len;
 960         u_int8_t        data[IEEE80211_KEYBUF_SIZE];
 961
 962         set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL);
 963
 964         if (isdigit((int)val[0]) && val[1] == ':') {
 965                 txkey = val[0]-'0'-1;
 966                 val += 2;
 967
 968                 for (i = 0; i < 4; i++) {
 969                         bzero(data, sizeof(data));
 970                         len = sizeof(data);
 971                         val = get_string(val, ",", data, &len);
 972                         if (val == NULL)
 973                                 exit(1);
 974
 975                         set80211(s, IEEE80211_IOC_WEPKEY, i, len, data);
 976                 }
 977         } else {
 978                 bzero(data, sizeof(data));
 979                 len = sizeof(data);
 980                 get_string(val, NULL, data, &len);
 981                 txkey = 0;
 982
 983                 set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data);
 984
 985                 bzero(data, sizeof(data));
 986                 for (i = 1; i < 4; i++)
 987                         set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data);
 988         }
 989
 990         set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL);
 991 }
 992
 993 static void
 994 set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp)
 995 {
 996         set80211(s, IEEE80211_IOC_RTSTHRESHOLD,
 997                 isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL);
 998 }
 999
1000 static void
1001 set80211protmode(const char *val, int d, int s, const struct afswtch *rafp)
1002 {
1003         int     mode;
1004
1005         if (strcasecmp(val, "off") == 0) {
1006                 mode = IEEE80211_PROTMODE_OFF;
1007         } else if (strcasecmp(val, "cts") == 0) {
1008                 mode = IEEE80211_PROTMODE_CTS;
1009         } else if (strncasecmp(val, "rtscts", 3) == 0) {
1010                 mode = IEEE80211_PROTMODE_RTSCTS;
1011         } else {
1012                 errx(1, "unknown protection mode");
1013         }
1014
1015         set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL);
1016 }
1017
1018 static void
1019 set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp)
1020 {
1021         int     mode;
1022
1023         if (strcasecmp(val, "off") == 0) {
1024                 mode = IEEE80211_PROTMODE_OFF;
1025         } else if (strncasecmp(val, "rts", 3) == 0) {
1026                 mode = IEEE80211_PROTMODE_RTSCTS;
1027         } else {
1028                 errx(1, "unknown protection mode");
1029         }
1030
1031         set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL);
1032 }
1033
1034 static void
1035 set80211txpower(const char *val, int d, int s, const struct afswtch *rafp)
1036 {
1037         double v = atof(val);
1038         int txpow;
1039
1040         txpow = (int) (2*v);
1041         if (txpow != 2*v)
1042                 errx(-1, "invalid tx power (must be .5 dBm units)");
1043         set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL);
1044 }
1045
1046 #define IEEE80211_ROAMING_DEVICE        0
1047 #define IEEE80211_ROAMING_AUTO          1
1048 #define IEEE80211_ROAMING_MANUAL        2
1049
1050 static void
1051 set80211roaming(const char *val, int d, int s, const struct afswtch *rafp)
1052 {
1053         int mode;
1054
1055         if (strcasecmp(val, "device") == 0) {
1056                 mode = IEEE80211_ROAMING_DEVICE;
1057         } else if (strcasecmp(val, "auto") == 0) {
1058                 mode = IEEE80211_ROAMING_AUTO;
1059         } else if (strcasecmp(val, "manual") == 0) {
1060                 mode = IEEE80211_ROAMING_MANUAL;
1061         } else {
1062                 errx(1, "unknown roaming mode");
1063         }
1064         set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL);
1065 }
1066
1067 static void
1068 set80211wme(const char *val, int d, int s, const struct afswtch *rafp)
1069 {
1070         set80211(s, IEEE80211_IOC_WME, d, 0, NULL);
1071 }
1072
1073 static void
1074 set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp)
1075 {
1076         set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL);
1077 }
1078
1079 static void
1080 set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp)
1081 {
1082         set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL);
1083 }
1084
1085 static void
1086 set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp)
1087 {
1088         set80211(s, IEEE80211_IOC_FF, d, 0, NULL);
1089 }
1090
1091 static void
1092 set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp)
1093 {
1094         set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL);
1095 }
1096
1097 static void
1098 set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp)
1099 {
1100         struct ieee80211req_chanlist chanlist;
1101         char *temp, *cp, *tp;
1102
1103         temp = malloc(strlen(val) + 1);
1104         if (temp == NULL)
1105                 errx(1, "malloc failed");
1106         strcpy(temp, val);
1107         memset(&chanlist, 0, sizeof(chanlist));
1108         cp = temp;
1109         for (;;) {
1110                 int first, last, f, c;
1111
1112                 tp = strchr(cp, ',');
1113                 if (tp != NULL)
1114                         *tp++ = '\0';
1115                 switch (sscanf(cp, "%u-%u", &first, &last)) {
1116                 case 1:
1117                         if (first > IEEE80211_CHAN_MAX)
1118                                 errx(-1, "channel %u out of range, max %u",
1119                                         first, IEEE80211_CHAN_MAX);
1120                         setbit(chanlist.ic_channels, first);
1121                         break;
1122                 case 2:
1123                         if (first > IEEE80211_CHAN_MAX)
1124                                 errx(-1, "channel %u out of range, max %u",
1125                                         first, IEEE80211_CHAN_MAX);
1126                         if (last > IEEE80211_CHAN_MAX)
1127                                 errx(-1, "channel %u out of range, max %u",
1128                                         last, IEEE80211_CHAN_MAX);
1129                         if (first > last)
1130                                 errx(-1, "void channel range, %u > %u",
1131                                         first, last);
1132                         for (f = first; f <= last; f++)
1133                                 setbit(chanlist.ic_channels, f);
1134                         break;
1135                 }
1136                 if (tp == NULL)
1137                         break;
1138                 c = *tp;
1139                 while (isspace(c))
1140                         tp++;
1141                 if (!isdigit(c))
1142                         break;
1143                 cp = tp;
1144         }
1145         set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist);
1146         free(temp);
1147 }
1148
1149 static void
1150 set80211bssid(const char *val, int d, int s, const struct afswtch *rafp)
1151 {
1152
1153         if (!isanyarg(val)) {
1154                 char *temp;
1155                 struct sockaddr_dl sdl;
1156
1157                 temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1158                 if (temp == NULL)
1159                         errx(1, "malloc failed");
1160                 temp[0] = ':';
1161                 strcpy(temp + 1, val);
1162                 sdl.sdl_len = sizeof(sdl);
1163                 link_addr(temp, &sdl);
1164                 free(temp);
1165                 if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1166                         errx(1, "malformed link-level address");
1167                 set80211(s, IEEE80211_IOC_BSSID, 0,
1168                         IEEE80211_ADDR_LEN, LLADDR(&sdl));
1169         } else {
1170                 uint8_t zerobssid[IEEE80211_ADDR_LEN];
1171                 memset(zerobssid, 0, sizeof(zerobssid));
1172                 set80211(s, IEEE80211_IOC_BSSID, 0,
1173                         IEEE80211_ADDR_LEN, zerobssid);
1174         }
1175 }
1176
1177 static int
1178 getac(const char *ac)
1179 {
1180         if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0)
1181                 return WME_AC_BE;
1182         if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0)
1183                 return WME_AC_BK;
1184         if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0)
1185                 return WME_AC_VI;
1186         if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0)
1187                 return WME_AC_VO;
1188         errx(1, "unknown wme access class %s", ac);
1189 }
1190
1191 static
1192 DECL_CMD_FUNC2(set80211cwmin, ac, val)
1193 {
1194         set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL);
1195 }
1196
1197 static
1198 DECL_CMD_FUNC2(set80211cwmax, ac, val)
1199 {
1200         set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL);
1201 }
1202
1203 static
1204 DECL_CMD_FUNC2(set80211aifs, ac, val)
1205 {
1206         set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL);
1207 }
1208
1209 static
1210 DECL_CMD_FUNC2(set80211txoplimit, ac, val)
1211 {
1212         set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL);
1213 }
1214
1215 static
1216 DECL_CMD_FUNC(set80211acm, ac, d)
1217 {
1218         set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL);
1219 }
1220 static
1221 DECL_CMD_FUNC(set80211noacm, ac, d)
1222 {
1223         set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL);
1224 }
1225
1226 static
1227 DECL_CMD_FUNC(set80211ackpolicy, ac, d)
1228 {
1229         set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL);
1230 }
1231 static
1232 DECL_CMD_FUNC(set80211noackpolicy, ac, d)
1233 {
1234         set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL);
1235 }
1236
1237 static
1238 DECL_CMD_FUNC2(set80211bsscwmin, ac, val)
1239 {
1240         set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val),
1241                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1242 }
1243
1244 static
1245 DECL_CMD_FUNC2(set80211bsscwmax, ac, val)
1246 {
1247         set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val),
1248                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1249 }
1250
1251 static
1252 DECL_CMD_FUNC2(set80211bssaifs, ac, val)
1253 {
1254         set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val),
1255                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1256 }
1257
1258 static
1259 DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val)
1260 {
1261         set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val),
1262                 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL);
1263 }
1264
1265 static
1266 DECL_CMD_FUNC(set80211dtimperiod, val, d)
1267 {
1268         set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL);
1269 }
1270
1271 static
1272 DECL_CMD_FUNC(set80211bintval, val, d)
1273 {
1274         set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL);
1275 }
1276
1277 static void
1278 set80211macmac(int s, int op, const char *val)
1279 {
1280         char *temp;
1281         struct sockaddr_dl sdl;
1282
1283         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1284         if (temp == NULL)
1285                 errx(1, "malloc failed");
1286         temp[0] = ':';
1287         strcpy(temp + 1, val);
1288         sdl.sdl_len = sizeof(sdl);
1289         link_addr(temp, &sdl);
1290         free(temp);
1291         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1292                 errx(1, "malformed link-level address");
1293         set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl));
1294 }
1295
1296 static
1297 DECL_CMD_FUNC(set80211addmac, val, d)
1298 {
1299         set80211macmac(s, IEEE80211_IOC_ADDMAC, val);
1300 }
1301
1302 static
1303 DECL_CMD_FUNC(set80211delmac, val, d)
1304 {
1305         set80211macmac(s, IEEE80211_IOC_DELMAC, val);
1306 }
1307
1308 static
1309 DECL_CMD_FUNC(set80211kickmac, val, d)
1310 {
1311         char *temp;
1312         struct sockaddr_dl sdl;
1313         struct ieee80211req_mlme mlme;
1314
1315         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1316         if (temp == NULL)
1317                 errx(1, "malloc failed");
1318         temp[0] = ':';
1319         strcpy(temp + 1, val);
1320         sdl.sdl_len = sizeof(sdl);
1321         link_addr(temp, &sdl);
1322         free(temp);
1323         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1324                 errx(1, "malformed link-level address");
1325         memset(&mlme, 0, sizeof(mlme));
1326         mlme.im_op = IEEE80211_MLME_DEAUTH;
1327         mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE;
1328         memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN);
1329         set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme);
1330 }
1331
1332 static
1333 DECL_CMD_FUNC(set80211maccmd, val, d)
1334 {
1335         set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL);
1336 }
1337
1338 static void
1339 set80211meshrtmac(int s, int req, const char *val)
1340 {
1341         char *temp;
1342         struct sockaddr_dl sdl;
1343
1344         temp = malloc(strlen(val) + 2); /* ':' and '\0' */
1345         if (temp == NULL)
1346                 errx(1, "malloc failed");
1347         temp[0] = ':';
1348         strcpy(temp + 1, val);
1349         sdl.sdl_len = sizeof(sdl);
1350         link_addr(temp, &sdl);
1351         free(temp);
1352         if (sdl.sdl_alen != IEEE80211_ADDR_LEN)
1353                 errx(1, "malformed link-level address");
1354         set80211(s, IEEE80211_IOC_MESH_RTCMD, req,
1355             IEEE80211_ADDR_LEN, LLADDR(&sdl));
1356 }
1357
1358 static
1359 DECL_CMD_FUNC(set80211addmeshrt, val, d)
1360 {
1361         set80211meshrtmac(s, IEEE80211_MESH_RTCMD_ADD, val);
1362 }
1363
1364 static
1365 DECL_CMD_FUNC(set80211delmeshrt, val, d)
1366 {
1367         set80211meshrtmac(s, IEEE80211_MESH_RTCMD_DELETE, val);
1368 }
1369
1370 static
1371 DECL_CMD_FUNC(set80211meshrtcmd, val, d)
1372 {
1373         set80211(s, IEEE80211_IOC_MESH_RTCMD, d, 0, NULL);
1374 }
1375
1376 static
1377 DECL_CMD_FUNC(set80211hwmprootmode, val, d)
1378 {
1379         int mode;
1380
1381         if (strcasecmp(val, "normal") == 0)
1382                 mode = IEEE80211_HWMP_ROOTMODE_NORMAL;
1383         else if (strcasecmp(val, "proactive") == 0)
1384                 mode = IEEE80211_HWMP_ROOTMODE_PROACTIVE;
1385         else if (strcasecmp(val, "rann") == 0)
1386                 mode = IEEE80211_HWMP_ROOTMODE_RANN;
1387         else
1388                 mode = IEEE80211_HWMP_ROOTMODE_DISABLED;
1389         set80211(s, IEEE80211_IOC_HWMP_ROOTMODE, mode, 0, NULL);
1390 }
1391
1392 static
1393 DECL_CMD_FUNC(set80211hwmpmaxhops, val, d)
1394 {
1395         set80211(s, IEEE80211_IOC_HWMP_MAXHOPS, atoi(val), 0, NULL);
1396 }
1397
1398 static void
1399 set80211pureg(const char *val, int d, int s, const struct afswtch *rafp)
1400 {
1401         set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL);
1402 }
1403
1404 static void
1405 set80211quiet(const char *val, int d, int s, const struct afswtch *rafp)
1406 {
1407         set80211(s, IEEE80211_IOC_QUIET, d, 0, NULL);
1408 }
1409
1410 static
1411 DECL_CMD_FUNC(set80211quietperiod, val, d)
1412 {
1413         set80211(s, IEEE80211_IOC_QUIET_PERIOD, atoi(val), 0, NULL);
1414 }
1415
1416 static
1417 DECL_CMD_FUNC(set80211quietcount, val, d)
1418 {
1419         set80211(s, IEEE80211_IOC_QUIET_COUNT, atoi(val), 0, NULL);
1420 }
1421
1422 static
1423 DECL_CMD_FUNC(set80211quietduration, val, d)
1424 {
1425         set80211(s, IEEE80211_IOC_QUIET_DUR, atoi(val), 0, NULL);
1426 }
1427
1428 static
1429 DECL_CMD_FUNC(set80211quietoffset, val, d)
1430 {
1431         set80211(s, IEEE80211_IOC_QUIET_OFFSET, atoi(val), 0, NULL);
1432 }
1433
1434 static void
1435 set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp)
1436 {
1437         set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL);
1438 }
1439
1440 static
1441 DECL_CMD_FUNC(set80211bgscanidle, val, d)
1442 {
1443         set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL);
1444 }
1445
1446 static
1447 DECL_CMD_FUNC(set80211bgscanintvl, val, d)
1448 {
1449         set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL);
1450 }
1451
1452 static
1453 DECL_CMD_FUNC(set80211scanvalid, val, d)
1454 {
1455         set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL);
1456 }
1457
1458 /*
1459  * Parse an optional trailing specification of which netbands
1460  * to apply a parameter to.  This is basically the same syntax
1461  * as used for channels but you can concatenate to specify
1462  * multiple.  For example:
1463  *      14:abg          apply to 11a, 11b, and 11g
1464  *      6:ht            apply to 11na and 11ng
1465  * We don't make a big effort to catch silly things; this is
1466  * really a convenience mechanism.
1467  */
1468 static int
1469 getmodeflags(const char *val)
1470 {
1471         const char *cp;
1472         int flags;
1473
1474         flags = 0;
1475
1476         cp = strchr(val, ':');
1477         if (cp != NULL) {
1478                 for (cp++; isalpha((int) *cp); cp++) {
1479                         /* accept mixed case */
1480                         int c = *cp;
1481                         if (isupper(c))
1482                                 c = tolower(c);
1483                         switch (c) {
1484                         case 'a':               /* 802.11a */
1485                                 flags |= IEEE80211_CHAN_A;
1486                                 break;
1487                         case 'b':               /* 802.11b */
1488                                 flags |= IEEE80211_CHAN_B;
1489                                 break;
1490                         case 'g':               /* 802.11g */
1491                                 flags |= IEEE80211_CHAN_G;
1492                                 break;
1493                         case 'n':               /* 802.11n */
1494                                 flags |= IEEE80211_CHAN_HT;
1495                                 break;
1496                         case 'd':               /* dt = Atheros Dynamic Turbo */
1497                                 flags |= IEEE80211_CHAN_TURBO;
1498                                 break;
1499                         case 't':               /* ht, dt, st, t */
1500                                 /* dt and unadorned t specify Dynamic Turbo */
1501                                 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0)
1502                                         flags |= IEEE80211_CHAN_TURBO;
1503                                 break;
1504                         case 's':               /* st = Atheros Static Turbo */
1505                                 flags |= IEEE80211_CHAN_STURBO;
1506                                 break;
1507                         case 'h':               /* 1/2-width channels */
1508                                 flags |= IEEE80211_CHAN_HALF;
1509                                 break;
1510                         case 'q':               /* 1/4-width channels */
1511                                 flags |= IEEE80211_CHAN_QUARTER;
1512                                 break;
1513                         case 'v':
1514                                 /* XXX set HT too? */
1515                                 flags |= IEEE80211_CHAN_VHT;
1516                                 break;
1517                         default:
1518                                 errx(-1, "%s: Invalid mode attribute %c\n",
1519                                     val, *cp);
1520                         }
1521                 }
1522         }
1523         return flags;
1524 }
1525
1526 #define IEEE80211_CHAN_HTA      (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ)
1527 #define IEEE80211_CHAN_HTG      (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ)
1528
1529 #define _APPLY(_flags, _base, _param, _v) do {                          \
1530     if (_flags & IEEE80211_CHAN_HT) {                                   \
1531             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1532                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1533                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1534             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1535                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1536             else                                                        \
1537                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1538     }                                                                   \
1539     if (_flags & IEEE80211_CHAN_TURBO) {                                \
1540             if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\
1541                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1542                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1543             } else if (_flags & IEEE80211_CHAN_5GHZ)                    \
1544                     _base.params[IEEE80211_MODE_TURBO_A]._param = _v;   \
1545             else                                                        \
1546                     _base.params[IEEE80211_MODE_TURBO_G]._param = _v;   \
1547     }                                                                   \
1548     if (_flags & IEEE80211_CHAN_STURBO)                                 \
1549             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1550     if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)                \
1551             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1552     if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)                \
1553             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1554     if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)                \
1555             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1556     if (_flags & IEEE80211_CHAN_HALF)                                   \
1557             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1558     if (_flags & IEEE80211_CHAN_QUARTER)                                \
1559             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1560 } while (0)
1561 #define _APPLY1(_flags, _base, _param, _v) do {                         \
1562     if (_flags & IEEE80211_CHAN_HT) {                                   \
1563             if (_flags & IEEE80211_CHAN_5GHZ)                           \
1564                     _base.params[IEEE80211_MODE_11NA]._param = _v;      \
1565             else                                                        \
1566                     _base.params[IEEE80211_MODE_11NG]._param = _v;      \
1567     } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A)   \
1568             _base.params[IEEE80211_MODE_TURBO_A]._param = _v;           \
1569     else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G)     \
1570             _base.params[IEEE80211_MODE_TURBO_G]._param = _v;           \
1571     else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST)         \
1572             _base.params[IEEE80211_MODE_STURBO_A]._param = _v;          \
1573     else if (_flags & IEEE80211_CHAN_HALF)                              \
1574             _base.params[IEEE80211_MODE_HALF]._param = _v;              \
1575     else if (_flags & IEEE80211_CHAN_QUARTER)                           \
1576             _base.params[IEEE80211_MODE_QUARTER]._param = _v;           \
1577     else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A)           \
1578             _base.params[IEEE80211_MODE_11A]._param = _v;               \
1579     else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G)           \
1580             _base.params[IEEE80211_MODE_11G]._param = _v;               \
1581     else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B)           \
1582             _base.params[IEEE80211_MODE_11B]._param = _v;               \
1583 } while (0)
1584 #define _APPLY_RATE(_flags, _base, _param, _v) do {                     \
1585     if (_flags & IEEE80211_CHAN_HT) {                                   \
1586         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1587     }                                                                   \
1588     _APPLY(_flags, _base, _param, _v);                                  \
1589 } while (0)
1590 #define _APPLY_RATE1(_flags, _base, _param, _v) do {                    \
1591     if (_flags & IEEE80211_CHAN_HT) {                                   \
1592         (_v) = (_v / 2) | IEEE80211_RATE_MCS;                           \
1593     }                                                                   \
1594     _APPLY1(_flags, _base, _param, _v);                                 \
1595 } while (0)
1596
1597 static
1598 DECL_CMD_FUNC(set80211roamrssi, val, d)
1599 {
1600         double v = atof(val);
1601         int rssi, flags;
1602
1603         rssi = (int) (2*v);
1604         if (rssi != 2*v)
1605                 errx(-1, "invalid rssi (must be .5 dBm units)");
1606         flags = getmodeflags(val);
1607         getroam(s);
1608         if (flags == 0) {               /* NB: no flags => current channel */
1609                 flags = getcurchan(s)->ic_flags;
1610                 _APPLY1(flags, roamparams, rssi, rssi);
1611         } else
1612                 _APPLY(flags, roamparams, rssi, rssi);
1613         callback_register(setroam_cb, &roamparams);
1614 }
1615
1616 static int
1617 getrate(const char *val, const char *tag)
1618 {
1619         double v = atof(val);
1620         int rate;
1621
1622         rate = (int) (2*v);
1623         if (rate != 2*v)
1624                 errx(-1, "invalid %s rate (must be .5 Mb/s units)", tag);
1625         return rate;            /* NB: returns 2x the specified value */
1626 }
1627
1628 static
1629 DECL_CMD_FUNC(set80211roamrate, val, d)
1630 {
1631         int rate, flags;
1632
1633         rate = getrate(val, "roam");
1634         flags = getmodeflags(val);
1635         getroam(s);
1636         if (flags == 0) {               /* NB: no flags => current channel */
1637                 flags = getcurchan(s)->ic_flags;
1638                 _APPLY_RATE1(flags, roamparams, rate, rate);
1639         } else
1640                 _APPLY_RATE(flags, roamparams, rate, rate);
1641         callback_register(setroam_cb, &roamparams);
1642 }
1643
1644 static
1645 DECL_CMD_FUNC(set80211mcastrate, val, d)
1646 {
1647         int rate, flags;
1648
1649         rate = getrate(val, "mcast");
1650         flags = getmodeflags(val);
1651         gettxparams(s);
1652         if (flags == 0) {               /* NB: no flags => current channel */
1653                 flags = getcurchan(s)->ic_flags;
1654                 _APPLY_RATE1(flags, txparams, mcastrate, rate);
1655         } else
1656                 _APPLY_RATE(flags, txparams, mcastrate, rate);
1657         callback_register(settxparams_cb, &txparams);
1658 }
1659
1660 static
1661 DECL_CMD_FUNC(set80211mgtrate, val, d)
1662 {
1663         int rate, flags;
1664
1665         rate = getrate(val, "mgmt");
1666         flags = getmodeflags(val);
1667         gettxparams(s);
1668         if (flags == 0) {               /* NB: no flags => current channel */
1669                 flags = getcurchan(s)->ic_flags;
1670                 _APPLY_RATE1(flags, txparams, mgmtrate, rate);
1671         } else
1672                 _APPLY_RATE(flags, txparams, mgmtrate, rate);
1673         callback_register(settxparams_cb, &txparams);
1674 }
1675
1676 static
1677 DECL_CMD_FUNC(set80211ucastrate, val, d)
1678 {
1679         int flags;
1680
1681         gettxparams(s);
1682         flags = getmodeflags(val);
1683         if (isanyarg(val)) {
1684                 if (flags == 0) {       /* NB: no flags => current channel */
1685                         flags = getcurchan(s)->ic_flags;
1686                         _APPLY1(flags, txparams, ucastrate,
1687                             IEEE80211_FIXED_RATE_NONE);
1688                 } else
1689                         _APPLY(flags, txparams, ucastrate,
1690                             IEEE80211_FIXED_RATE_NONE);
1691         } else {
1692                 int rate = getrate(val, "ucast");
1693                 if (flags == 0) {       /* NB: no flags => current channel */
1694                         flags = getcurchan(s)->ic_flags;
1695                         _APPLY_RATE1(flags, txparams, ucastrate, rate);
1696                 } else
1697                         _APPLY_RATE(flags, txparams, ucastrate, rate);
1698         }
1699         callback_register(settxparams_cb, &txparams);
1700 }
1701
1702 static
1703 DECL_CMD_FUNC(set80211maxretry, val, d)
1704 {
1705         int v = atoi(val), flags;
1706
1707         flags = getmodeflags(val);
1708         gettxparams(s);
1709         if (flags == 0) {               /* NB: no flags => current channel */
1710                 flags = getcurchan(s)->ic_flags;
1711                 _APPLY1(flags, txparams, maxretry, v);
1712         } else
1713                 _APPLY(flags, txparams, maxretry, v);
1714         callback_register(settxparams_cb, &txparams);
1715 }
1716 #undef _APPLY_RATE
1717 #undef _APPLY
1718 #undef IEEE80211_CHAN_HTA
1719 #undef IEEE80211_CHAN_HTG
1720
1721 static
1722 DECL_CMD_FUNC(set80211fragthreshold, val, d)
1723 {
1724         set80211(s, IEEE80211_IOC_FRAGTHRESHOLD,
1725                 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL);
1726 }
1727
1728 static
1729 DECL_CMD_FUNC(set80211bmissthreshold, val, d)
1730 {
1731         set80211(s, IEEE80211_IOC_BMISSTHRESHOLD,
1732                 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL);
1733 }
1734
1735 static void
1736 set80211burst(const char *val, int d, int s, const struct afswtch *rafp)
1737 {
1738         set80211(s, IEEE80211_IOC_BURST, d, 0, NULL);
1739 }
1740
1741 static void
1742 set80211doth(const char *val, int d, int s, const struct afswtch *rafp)
1743 {
1744         set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL);
1745 }
1746
1747 static void
1748 set80211dfs(const char *val, int d, int s, const struct afswtch *rafp)
1749 {
1750         set80211(s, IEEE80211_IOC_DFS, d, 0, NULL);
1751 }
1752
1753 static void
1754 set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp)
1755 {
1756         set80211(s, IEEE80211_IOC_SHORTGI,
1757                 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0,
1758                 0, NULL);
1759 }
1760
1761 static void
1762 set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp)
1763 {
1764         int ampdu;
1765
1766         if (get80211val(s, IEEE80211_IOC_AMPDU, &ampdu) < 0)
1767                 errx(-1, "cannot set AMPDU setting");
1768         if (d < 0) {
1769                 d = -d;
1770                 ampdu &= ~d;
1771         } else
1772                 ampdu |= d;
1773         set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL);
1774 }
1775
1776 static void
1777 set80211stbc(const char *val, int d, int s, const struct afswtch *rafp)
1778 {
1779         int stbc;
1780
1781         if (get80211val(s, IEEE80211_IOC_STBC, &stbc) < 0)
1782                 errx(-1, "cannot set STBC setting");
1783         if (d < 0) {
1784                 d = -d;
1785                 stbc &= ~d;
1786         } else
1787                 stbc |= d;
1788         set80211(s, IEEE80211_IOC_STBC, stbc, 0, NULL);
1789 }
1790
1791 static void
1792 set80211ldpc(const char *val, int d, int s, const struct afswtch *rafp)
1793 {
1794         int ldpc;
1795
1796         if (get80211val(s, IEEE80211_IOC_LDPC, &ldpc) < 0)
1797                 errx(-1, "cannot set LDPC setting");
1798         if (d < 0) {
1799                 d = -d;
1800                 ldpc &= ~d;
1801         } else
1802                 ldpc |= d;
1803         set80211(s, IEEE80211_IOC_LDPC, ldpc, 0, NULL);
1804 }
1805
1806 static
1807 DECL_CMD_FUNC(set80211ampdulimit, val, d)
1808 {
1809         int v;
1810
1811         switch (atoi(val)) {
1812         case 8:
1813         case 8*1024:
1814                 v = IEEE80211_HTCAP_MAXRXAMPDU_8K;
1815                 break;
1816         case 16:
1817         case 16*1024:
1818                 v = IEEE80211_HTCAP_MAXRXAMPDU_16K;
1819                 break;
1820         case 32:
1821         case 32*1024:
1822                 v = IEEE80211_HTCAP_MAXRXAMPDU_32K;
1823                 break;
1824         case 64:
1825         case 64*1024:
1826                 v = IEEE80211_HTCAP_MAXRXAMPDU_64K;
1827                 break;
1828         default:
1829                 errx(-1, "invalid A-MPDU limit %s", val);
1830         }
1831         set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL);
1832 }
1833
1834 static
1835 DECL_CMD_FUNC(set80211ampdudensity, val, d)
1836 {
1837         int v;
1838
1839         if (isanyarg(val) || strcasecmp(val, "na") == 0)
1840                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1841         else switch ((int)(atof(val)*4)) {
1842         case 0:
1843                 v = IEEE80211_HTCAP_MPDUDENSITY_NA;
1844                 break;
1845         case 1:
1846                 v = IEEE80211_HTCAP_MPDUDENSITY_025;
1847                 break;
1848         case 2:
1849                 v = IEEE80211_HTCAP_MPDUDENSITY_05;
1850                 break;
1851         case 4:
1852                 v = IEEE80211_HTCAP_MPDUDENSITY_1;
1853                 break;
1854         case 8:
1855                 v = IEEE80211_HTCAP_MPDUDENSITY_2;
1856                 break;
1857         case 16:
1858                 v = IEEE80211_HTCAP_MPDUDENSITY_4;
1859                 break;
1860         case 32:
1861                 v = IEEE80211_HTCAP_MPDUDENSITY_8;
1862                 break;
1863         case 64:
1864                 v = IEEE80211_HTCAP_MPDUDENSITY_16;
1865                 break;
1866         default:
1867                 errx(-1, "invalid A-MPDU density %s", val);
1868         }
1869         set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL);
1870 }
1871
1872 static void
1873 set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp)
1874 {
1875         int amsdu;
1876
1877         if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0)
1878                 err(-1, "cannot get AMSDU setting");
1879         if (d < 0) {
1880                 d = -d;
1881                 amsdu &= ~d;
1882         } else
1883                 amsdu |= d;
1884         set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL);
1885 }
1886
1887 static
1888 DECL_CMD_FUNC(set80211amsdulimit, val, d)
1889 {
1890         set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL);
1891 }
1892
1893 static void
1894 set80211puren(const char *val, int d, int s, const struct afswtch *rafp)
1895 {
1896         set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL);
1897 }
1898
1899 static void
1900 set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp)
1901 {
1902         set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL);
1903 }
1904
1905 static void
1906 set80211htconf(const char *val, int d, int s, const struct afswtch *rafp)
1907 {
1908         set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL);
1909         htconf = d;
1910 }
1911
1912 static void
1913 set80211dwds(const char *val, int d, int s, const struct afswtch *rafp)
1914 {
1915         set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL);
1916 }
1917
1918 static void
1919 set80211inact(const char *val, int d, int s, const struct afswtch *rafp)
1920 {
1921         set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL);
1922 }
1923
1924 static void
1925 set80211tsn(const char *val, int d, int s, const struct afswtch *rafp)
1926 {
1927         set80211(s, IEEE80211_IOC_TSN, d, 0, NULL);
1928 }
1929
1930 static void
1931 set80211dotd(const char *val, int d, int s, const struct afswtch *rafp)
1932 {
1933         set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL);
1934 }
1935
1936 static void
1937 set80211smps(const char *val, int d, int s, const struct afswtch *rafp)
1938 {
1939         set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL);
1940 }
1941
1942 static void
1943 set80211rifs(const char *val, int d, int s, const struct afswtch *rafp)
1944 {
1945         set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL);
1946 }
1947
1948 static void
1949 set80211vhtconf(const char *val, int d, int s, const struct afswtch *rafp)
1950 {
1951         if (get80211val(s, IEEE80211_IOC_VHTCONF, &vhtconf) < 0)
1952                 errx(-1, "cannot set VHT setting");
1953         printf("%s: vhtconf=0x%08x, d=%d\n", __func__, vhtconf, d);
1954         if (d < 0) {
1955                 d = -d;
1956                 vhtconf &= ~d;
1957         } else
1958                 vhtconf |= d;
1959         printf("%s: vhtconf is now 0x%08x\n", __func__, vhtconf);
1960         set80211(s, IEEE80211_IOC_VHTCONF, vhtconf, 0, NULL);
1961 }
1962
1963 static
1964 DECL_CMD_FUNC(set80211tdmaslot, val, d)
1965 {
1966         set80211(s, IEEE80211_IOC_TDMA_SLOT, atoi(val), 0, NULL);
1967 }
1968
1969 static
1970 DECL_CMD_FUNC(set80211tdmaslotcnt, val, d)
1971 {
1972         set80211(s, IEEE80211_IOC_TDMA_SLOTCNT, atoi(val), 0, NULL);
1973 }
1974
1975 static
1976 DECL_CMD_FUNC(set80211tdmaslotlen, val, d)
1977 {
1978         set80211(s, IEEE80211_IOC_TDMA_SLOTLEN, atoi(val), 0, NULL);
1979 }
1980
1981 static
1982 DECL_CMD_FUNC(set80211tdmabintval, val, d)
1983 {
1984         set80211(s, IEEE80211_IOC_TDMA_BINTERVAL, atoi(val), 0, NULL);
1985 }
1986
1987 static
1988 DECL_CMD_FUNC(set80211meshttl, val, d)
1989 {
1990         set80211(s, IEEE80211_IOC_MESH_TTL, atoi(val), 0, NULL);
1991 }
1992
1993 static
1994 DECL_CMD_FUNC(set80211meshforward, val, d)
1995 {
1996         set80211(s, IEEE80211_IOC_MESH_FWRD, d, 0, NULL);
1997 }
1998
1999 static
2000 DECL_CMD_FUNC(set80211meshgate, val, d)
2001 {
2002         set80211(s, IEEE80211_IOC_MESH_GATE, d, 0, NULL);
2003 }
2004
2005 static
2006 DECL_CMD_FUNC(set80211meshpeering, val, d)
2007 {
2008         set80211(s, IEEE80211_IOC_MESH_AP, d, 0, NULL);
2009 }
2010
2011 static
2012 DECL_CMD_FUNC(set80211meshmetric, val, d)
2013 {
2014         char v[12];
2015
2016         memcpy(v, val, sizeof(v));
2017         set80211(s, IEEE80211_IOC_MESH_PR_METRIC, 0, 0, v);
2018 }
2019
2020 static
2021 DECL_CMD_FUNC(set80211meshpath, val, d)
2022 {
2023         char v[12];
2024
2025         memcpy(v, val, sizeof(v));
2026         set80211(s, IEEE80211_IOC_MESH_PR_PATH, 0, 0, v);
2027 }
2028
2029 static int
2030 regdomain_sort(const void *a, const void *b)
2031 {
2032 #define CHAN_ALL \
2033         (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER)
2034         const struct ieee80211_channel *ca = a;
2035         const struct ieee80211_channel *cb = b;
2036
2037         return ca->ic_freq == cb->ic_freq ?
2038             (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) :
2039             ca->ic_freq - cb->ic_freq;
2040 #undef CHAN_ALL
2041 }
2042
2043 static const struct ieee80211_channel *
2044 chanlookup(const struct ieee80211_channel chans[], int nchans,
2045         int freq, int flags)
2046 {
2047         int i;
2048
2049         flags &= IEEE80211_CHAN_ALLTURBO;
2050         for (i = 0; i < nchans; i++) {
2051                 const struct ieee80211_channel *c = &chans[i];
2052                 if (c->ic_freq == freq &&
2053                     (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags)
2054                         return c;
2055         }
2056         return NULL;
2057 }
2058
2059 static int
2060 chanfind(const struct ieee80211_channel chans[], int nchans, int flags)
2061 {
2062         int i;
2063
2064         for (i = 0; i < nchans; i++) {
2065                 const struct ieee80211_channel *c = &chans[i];
2066                 if ((c->ic_flags & flags) == flags)
2067                         return 1;
2068         }
2069         return 0;
2070 }
2071
2072 /*
2073  * Check channel compatibility.
2074  */
2075 static int
2076 checkchan(const struct ieee80211req_chaninfo *avail, int freq, int flags)
2077 {
2078         flags &= ~REQ_FLAGS;
2079         /*
2080          * Check if exact channel is in the calibration table;
2081          * everything below is to deal with channels that we
2082          * want to include but that are not explicitly listed.
2083          */
2084         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, flags) != NULL)
2085                 return 1;
2086         if (flags & IEEE80211_CHAN_GSM) {
2087                 /*
2088                  * XXX GSM frequency mapping is handled in the kernel
2089                  * so we cannot find them in the calibration table;
2090                  * just accept the channel and the kernel will reject
2091                  * the channel list if it's wrong.
2092                  */
2093                 return 1;
2094         }
2095         /*
2096          * If this is a 1/2 or 1/4 width channel allow it if a full
2097          * width channel is present for this frequency, and the device
2098          * supports fractional channels on this band.  This is a hack
2099          * that avoids bloating the calibration table; it may be better
2100          * by per-band attributes though (we are effectively calculating
2101          * this attribute by scanning the channel list ourself).
2102          */
2103         if ((flags & (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == 0)
2104                 return 0;
2105         if (chanlookup(avail->ic_chans, avail->ic_nchans, freq,
2106             flags &~ (IEEE80211_CHAN_HALF | IEEE80211_CHAN_QUARTER)) == NULL)
2107                 return 0;
2108         if (flags & IEEE80211_CHAN_HALF) {
2109                 return chanfind(avail->ic_chans, avail->ic_nchans,
2110                     IEEE80211_CHAN_HALF |
2111                        (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2112         } else {
2113                 return chanfind(avail->ic_chans, avail->ic_nchans,
2114                     IEEE80211_CHAN_QUARTER |
2115                         (flags & (IEEE80211_CHAN_2GHZ | IEEE80211_CHAN_5GHZ)));
2116         }
2117 }
2118
2119 static void
2120 regdomain_addchans(struct ieee80211req_chaninfo *ci,
2121         const netband_head *bands,
2122         const struct ieee80211_regdomain *reg,
2123         uint32_t chanFlags,
2124         const struct ieee80211req_chaninfo *avail)
2125 {
2126         const struct netband *nb;
2127         const struct freqband *b;
2128         struct ieee80211_channel *c, *prev;
2129         int freq, hi_adj, lo_adj, channelSep;
2130         uint32_t flags;
2131
2132         hi_adj = (chanFlags & IEEE80211_CHAN_HT40U) ? -20 : 0;
2133         lo_adj = (chanFlags & IEEE80211_CHAN_HT40D) ? 20 : 0;
2134         channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40;
2135
2136         LIST_FOREACH(nb, bands, next) {
2137                 b = nb->band;
2138                 if (verbose) {
2139                         printf("%s:", __func__);
2140                         printb(" chanFlags", chanFlags, IEEE80211_CHAN_BITS);
2141                         printb(" bandFlags", nb->flags | b->flags,
2142                             IEEE80211_CHAN_BITS);
2143                         putchar('\n');
2144                 }
2145                 prev = NULL;
2146
2147                 for (freq = b->freqStart + lo_adj;
2148                      freq <= b->freqEnd + hi_adj; freq += b->chanSep) {
2149                         /*
2150                          * Construct flags for the new channel.  We take
2151                          * the attributes from the band descriptions except
2152                          * for HT40 which is enabled generically (i.e. +/-
2153                          * extension channel) in the band description and
2154                          * then constrained according by channel separation.
2155                          */
2156                         flags = nb->flags | b->flags;
2157
2158                         /*
2159                          * VHT first - HT is a subset.
2160                          *
2161                          * XXX TODO: VHT80p80, VHT160 is not yet done.
2162                          */
2163                         if (flags & IEEE80211_CHAN_VHT) {
2164                                 if ((chanFlags & IEEE80211_CHAN_VHT20) &&
2165                                     (flags & IEEE80211_CHAN_VHT20) == 0) {
2166                                         if (verbose)
2167                                                 printf("%u: skip, not a "
2168                                                     "VHT20 channel\n", freq);
2169                                         continue;
2170                                 }
2171                                 if ((chanFlags & IEEE80211_CHAN_VHT40) &&
2172                                     (flags & IEEE80211_CHAN_VHT40) == 0) {
2173                                         if (verbose)
2174                                                 printf("%u: skip, not a "
2175                                                     "VHT40 channel\n", freq);
2176                                         continue;
2177                                 }
2178                                 if ((chanFlags & IEEE80211_CHAN_VHT80) &&
2179                                     (flags & IEEE80211_CHAN_VHT80) == 0) {
2180                                         if (verbose)
2181                                                 printf("%u: skip, not a "
2182                                                     "VHT80 channel\n", freq);
2183                                         continue;
2184                                 }
2185
2186                                 flags &= ~IEEE80211_CHAN_VHT;
2187                                 flags |= chanFlags & IEEE80211_CHAN_VHT;
2188                         }
2189
2190                         /* Now, constrain HT */
2191                         if (flags & IEEE80211_CHAN_HT) {
2192                                 /*
2193                                  * HT channels are generated specially; we're
2194                                  * called to add HT20, HT40+, and HT40- chan's
2195                                  * so we need to expand only band specs for
2196                                  * the HT channel type being added.
2197                                  */
2198                                 if ((chanFlags & IEEE80211_CHAN_HT20) &&
2199                                     (flags & IEEE80211_CHAN_HT20) == 0) {
2200                                         if (verbose)
2201                                                 printf("%u: skip, not an "
2202                                                     "HT20 channel\n", freq);
2203                                         continue;
2204                                 }
2205                                 if ((chanFlags & IEEE80211_CHAN_HT40) &&
2206                                     (flags & IEEE80211_CHAN_HT40) == 0) {
2207                                         if (verbose)
2208                                                 printf("%u: skip, not an "
2209                                                     "HT40 channel\n", freq);
2210                                         continue;
2211                                 }
2212                                 /* NB: HT attribute comes from caller */
2213                                 flags &= ~IEEE80211_CHAN_HT;
2214                                 flags |= chanFlags & IEEE80211_CHAN_HT;
2215                         }
2216                         /*
2217                          * Check if device can operate on this frequency.
2218                          */
2219                         if (!checkchan(avail, freq, flags)) {
2220                                 if (verbose) {
2221                                         printf("%u: skip, ", freq);
2222                                         printb("flags", flags,
2223                                             IEEE80211_CHAN_BITS);
2224                                         printf(" not available\n");
2225                                 }
2226                                 continue;
2227                         }
2228                         if ((flags & REQ_ECM) && !reg->ecm) {
2229                                 if (verbose)
2230                                         printf("%u: skip, ECM channel\n", freq);
2231                                 continue;
2232                         }
2233                         if ((flags & REQ_INDOOR) && reg->location == 'O') {
2234                                 if (verbose)
2235                                         printf("%u: skip, indoor channel\n",
2236                                             freq);
2237                                 continue;
2238                         }
2239                         if ((flags & REQ_OUTDOOR) && reg->location == 'I') {
2240                                 if (verbose)
2241                                         printf("%u: skip, outdoor channel\n",
2242                                             freq);
2243                                 continue;
2244                         }
2245                         if ((flags & IEEE80211_CHAN_HT40) &&
2246                             prev != NULL && (freq - prev->ic_freq) < channelSep) {
2247                                 if (verbose)
2248                                         printf("%u: skip, only %u channel "
2249                                             "separation, need %d\n", freq,
2250                                             freq - prev->ic_freq, channelSep);
2251                                 continue;
2252                         }
2253                         if (ci->ic_nchans == IEEE80211_CHAN_MAX) {
2254                                 if (verbose)
2255                                         printf("%u: skip, channel table full\n",
2256                                             freq);
2257                                 break;
2258                         }
2259                         c = &ci->ic_chans[ci->ic_nchans++];
2260                         memset(c, 0, sizeof(*c));
2261                         c->ic_freq = freq;
2262                         c->ic_flags = flags;
2263                 if (c->ic_flags & IEEE80211_CHAN_DFS)
2264                                 c->ic_maxregpower = nb->maxPowerDFS;
2265                         else
2266                                 c->ic_maxregpower = nb->maxPower;
2267                         if (verbose) {
2268                                 printf("[%3d] add freq %u ",
2269                                     ci->ic_nchans-1, c->ic_freq);
2270                                 printb("flags", c->ic_flags, IEEE80211_CHAN_BITS);
2271                                 printf(" power %u\n", c->ic_maxregpower);
2272                         }
2273                         /* NB: kernel fills in other fields */
2274                         prev = c;
2275                 }
2276         }
2277 }
2278
2279 static void
2280 regdomain_makechannels(
2281         struct ieee80211_regdomain_req *req,
2282         const struct ieee80211_devcaps_req *dc)
2283 {
2284         struct regdata *rdp = getregdata();
2285         const struct country *cc;
2286         const struct ieee80211_regdomain *reg = &req->rd;
2287         struct ieee80211req_chaninfo *ci = &req->chaninfo;
2288         const struct regdomain *rd;
2289
2290         /*
2291          * Locate construction table for new channel list.  We treat
2292          * the regdomain/SKU as definitive so a country can be in
2293          * multiple with different properties (e.g. US in FCC+FCC3).
2294          * If no regdomain is specified then we fallback on the country
2295          * code to find the associated regdomain since countries always
2296          * belong to at least one regdomain.
2297          */
2298         if (reg->regdomain == 0) {
2299                 cc = lib80211_country_findbycc(rdp, reg->country);
2300                 if (cc == NULL)
2301                         errx(1, "internal error, country %d not found",
2302                             reg->country);
2303                 rd = cc->rd;
2304         } else
2305                 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain);
2306         if (rd == NULL)
2307                 errx(1, "internal error, regdomain %d not found",
2308                             reg->regdomain);
2309         if (rd->sku != SKU_DEBUG) {
2310                 /*
2311                  * regdomain_addchans incrememnts the channel count for
2312                  * each channel it adds so initialize ic_nchans to zero.
2313                  * Note that we know we have enough space to hold all possible
2314                  * channels because the devcaps list size was used to
2315                  * allocate our request.
2316                  */
2317                 ci->ic_nchans = 0;
2318                 if (!LIST_EMPTY(&rd->bands_11b))
2319                         regdomain_addchans(ci, &rd->bands_11b, reg,
2320                             IEEE80211_CHAN_B, &dc->dc_chaninfo);
2321                 if (!LIST_EMPTY(&rd->bands_11g))
2322                         regdomain_addchans(ci, &rd->bands_11g, reg,
2323                             IEEE80211_CHAN_G, &dc->dc_chaninfo);
2324                 if (!LIST_EMPTY(&rd->bands_11a))
2325                         regdomain_addchans(ci, &rd->bands_11a, reg,
2326                             IEEE80211_CHAN_A, &dc->dc_chaninfo);
2327                 if (!LIST_EMPTY(&rd->bands_11na) && dc->dc_htcaps != 0) {
2328                         regdomain_addchans(ci, &rd->bands_11na, reg,
2329                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20,
2330                             &dc->dc_chaninfo);
2331                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2332                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2333                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U,
2334                                     &dc->dc_chaninfo);
2335                                 regdomain_addchans(ci, &rd->bands_11na, reg,
2336                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D,
2337                                     &dc->dc_chaninfo);
2338                         }
2339                 }
2340                 if (!LIST_EMPTY(&rd->bands_11ac) && dc->dc_vhtcaps != 0) {
2341                         regdomain_addchans(ci, &rd->bands_11ac, reg,
2342                             IEEE80211_CHAN_A | IEEE80211_CHAN_HT20 |
2343                             IEEE80211_CHAN_VHT20,
2344                             &dc->dc_chaninfo);
2345
2346                         /* VHT40 is a function of HT40.. */
2347                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2348                                 regdomain_addchans(ci, &rd->bands_11ac, reg,
2349                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U |
2350                                     IEEE80211_CHAN_VHT40U,
2351                                     &dc->dc_chaninfo);
2352                                 regdomain_addchans(ci, &rd->bands_11ac, reg,
2353                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D |
2354                                     IEEE80211_CHAN_VHT40D,
2355                                     &dc->dc_chaninfo);
2356                         }
2357
2358                         /* VHT80 */
2359                         /* XXX dc_vhtcap? */
2360                         if (1) {
2361                                 regdomain_addchans(ci, &rd->bands_11ac, reg,
2362                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U |
2363                                     IEEE80211_CHAN_VHT80,
2364                                     &dc->dc_chaninfo);
2365                                 regdomain_addchans(ci, &rd->bands_11ac, reg,
2366                                     IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D |
2367                                     IEEE80211_CHAN_VHT80,
2368                                     &dc->dc_chaninfo);
2369                         }
2370
2371                         /* XXX TODO: VHT80_80, VHT160 */
2372                 }
2373
2374                 if (!LIST_EMPTY(&rd->bands_11ng) && dc->dc_htcaps != 0) {
2375                         regdomain_addchans(ci, &rd->bands_11ng, reg,
2376                             IEEE80211_CHAN_G | IEEE80211_CHAN_HT20,
2377                             &dc->dc_chaninfo);
2378                         if (dc->dc_htcaps & IEEE80211_HTCAP_CHWIDTH40) {
2379                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2380                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U,
2381                                     &dc->dc_chaninfo);
2382                                 regdomain_addchans(ci, &rd->bands_11ng, reg,
2383                                     IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D,
2384                                     &dc->dc_chaninfo);
2385                         }
2386                 }
2387                 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]),
2388                     regdomain_sort);
2389         } else
2390                 memcpy(ci, &dc->dc_chaninfo,
2391                     IEEE80211_CHANINFO_SPACE(&dc->dc_chaninfo));
2392 }
2393
2394 static void
2395 list_countries(void)
2396 {
2397         struct regdata *rdp = getregdata();
2398         const struct country *cp;
2399         const struct regdomain *dp;
2400         int i;
2401
2402         i = 0;
2403         printf("\nCountry codes:\n");
2404         LIST_FOREACH(cp, &rdp->countries, next) {
2405                 printf("%2s %-15.15s%s", cp->isoname,
2406                     cp->name, ((i+1)%4) == 0 ? "\n" : " ");
2407                 i++;
2408         }
2409         i = 0;
2410         printf("\nRegulatory domains:\n");
2411         LIST_FOREACH(dp, &rdp->domains, next) {
2412                 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " ");
2413                 i++;
2414         }
2415         printf("\n");
2416 }
2417
2418 static void
2419 defaultcountry(const struct regdomain *rd)
2420 {
2421         struct regdata *rdp = getregdata();
2422         const struct country *cc;
2423
2424         cc = lib80211_country_findbycc(rdp, rd->cc->code);
2425         if (cc == NULL)
2426                 errx(1, "internal error, ISO country code %d not "
2427                     "defined for regdomain %s", rd->cc->code, rd->name);
2428         regdomain.country = cc->code;
2429         regdomain.isocc[0] = cc->isoname[0];
2430         regdomain.isocc[1] = cc->isoname[1];
2431 }
2432
2433 static
2434 DECL_CMD_FUNC(set80211regdomain, val, d)
2435 {
2436         struct regdata *rdp = getregdata();
2437         const struct regdomain *rd;
2438
2439         rd = lib80211_regdomain_findbyname(rdp, val);
2440         if (rd == NULL) {
2441                 char *eptr;
2442                 long sku = strtol(val, &eptr, 0);
2443
2444                 if (eptr != val)
2445                         rd = lib80211_regdomain_findbysku(rdp, sku);
2446                 if (eptr == val || rd == NULL)
2447                         errx(1, "unknown regdomain %s", val);
2448         }
2449         getregdomain(s);
2450         regdomain.regdomain = rd->sku;
2451         if (regdomain.country == 0 && rd->cc != NULL) {
2452                 /*
2453                  * No country code setup and there's a default
2454                  * one for this regdomain fill it in.
2455                  */
2456                 defaultcountry(rd);
2457         }
2458         callback_register(setregdomain_cb, &regdomain);
2459 }
2460
2461 static
2462 DECL_CMD_FUNC(set80211country, val, d)
2463 {
2464         struct regdata *rdp = getregdata();
2465         const struct country *cc;
2466
2467         cc = lib80211_country_findbyname(rdp, val);
2468         if (cc == NULL) {
2469                 char *eptr;
2470                 long code = strtol(val, &eptr, 0);
2471
2472                 if (eptr != val)
2473                         cc = lib80211_country_findbycc(rdp, code);
2474                 if (eptr == val || cc == NULL)
2475                         errx(1, "unknown ISO country code %s", val);
2476         }
2477         getregdomain(s);
2478         regdomain.regdomain = cc->rd->sku;
2479         regdomain.country = cc->code;
2480         regdomain.isocc[0] = cc->isoname[0];
2481         regdomain.isocc[1] = cc->isoname[1];
2482         callback_register(setregdomain_cb, &regdomain);
2483 }
2484
2485 static void
2486 set80211location(const char *val, int d, int s, const struct afswtch *rafp)
2487 {
2488         getregdomain(s);
2489         regdomain.location = d;
2490         callback_register(setregdomain_cb, &regdomain);
2491 }
2492
2493 static void
2494 set80211ecm(const char *val, int d, int s, const struct afswtch *rafp)
2495 {
2496         getregdomain(s);
2497         regdomain.ecm = d;
2498         callback_register(setregdomain_cb, &regdomain);
2499 }
2500
2501 static void
2502 LINE_INIT(char c)
2503 {
2504         spacer = c;
2505         if (c == '\t')
2506                 col = 8;
2507         else
2508                 col = 1;
2509 }
2510
2511 static void
2512 LINE_BREAK(void)
2513 {
2514         if (spacer != '\t') {
2515                 printf("\n");
2516                 spacer = '\t';
2517         }
2518         col = 8;                /* 8-col tab */
2519 }
2520
2521 static void
2522 LINE_CHECK(const char *fmt, ...)
2523 {
2524         char buf[80];
2525         va_list ap;
2526         int n;
2527
2528         va_start(ap, fmt);
2529         n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap);
2530         va_end(ap);
2531         col += 1+n;
2532         if (col > MAXCOL) {
2533                 LINE_BREAK();
2534                 col += n;
2535         }
2536         buf[0] = spacer;
2537         printf("%s", buf);
2538         spacer = ' ';
2539 }
2540
2541 static int
2542 getmaxrate(const uint8_t rates[15], uint8_t nrates)
2543 {
2544         int i, maxrate = -1;
2545
2546         for (i = 0; i < nrates; i++) {
2547                 int rate = rates[i] & IEEE80211_RATE_VAL;
2548                 if (rate > maxrate)
2549                         maxrate = rate;
2550         }
2551         return maxrate / 2;
2552 }
2553
2554 static const char *
2555 getcaps(int capinfo)
2556 {
2557         static char capstring[32];
2558         char *cp = capstring;
2559
2560         if (capinfo & IEEE80211_CAPINFO_ESS)
2561                 *cp++ = 'E';
2562         if (capinfo & IEEE80211_CAPINFO_IBSS)
2563                 *cp++ = 'I';
2564         if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE)
2565                 *cp++ = 'c';
2566         if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ)
2567                 *cp++ = 'C';
2568         if (capinfo & IEEE80211_CAPINFO_PRIVACY)
2569                 *cp++ = 'P';
2570         if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE)
2571                 *cp++ = 'S';
2572         if (capinfo & IEEE80211_CAPINFO_PBCC)
2573                 *cp++ = 'B';
2574         if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY)
2575                 *cp++ = 'A';
2576         if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME)
2577                 *cp++ = 's';
2578         if (capinfo & IEEE80211_CAPINFO_RSN)
2579                 *cp++ = 'R';
2580         if (capinfo & IEEE80211_CAPINFO_DSSSOFDM)
2581                 *cp++ = 'D';
2582         *cp = '\0';
2583         return capstring;
2584 }
2585
2586 static const char *
2587 getflags(int flags)
2588 {
2589         static char flagstring[32];
2590         char *cp = flagstring;
2591
2592         if (flags & IEEE80211_NODE_AUTH)
2593                 *cp++ = 'A';
2594         if (flags & IEEE80211_NODE_QOS)
2595                 *cp++ = 'Q';
2596         if (flags & IEEE80211_NODE_ERP)
2597                 *cp++ = 'E';
2598         if (flags & IEEE80211_NODE_PWR_MGT)
2599                 *cp++ = 'P';
2600         if (flags & IEEE80211_NODE_HT) {
2601                 *cp++ = 'H';
2602                 if (flags & IEEE80211_NODE_HTCOMPAT)
2603                         *cp++ = '+';
2604         }
2605         if (flags & IEEE80211_NODE_VHT)
2606                 *cp++ = 'V';
2607         if (flags & IEEE80211_NODE_WPS)
2608                 *cp++ = 'W';
2609         if (flags & IEEE80211_NODE_TSN)
2610                 *cp++ = 'N';
2611         if (flags & IEEE80211_NODE_AMPDU_TX)
2612                 *cp++ = 'T';
2613         if (flags & IEEE80211_NODE_AMPDU_RX)
2614                 *cp++ = 'R';
2615         if (flags & IEEE80211_NODE_MIMO_PS) {
2616                 *cp++ = 'M';
2617                 if (flags & IEEE80211_NODE_MIMO_RTS)
2618                         *cp++ = '+';
2619         }
2620         if (flags & IEEE80211_NODE_RIFS)
2621                 *cp++ = 'I';
2622         if (flags & IEEE80211_NODE_SGI40) {
2623                 *cp++ = 'S';
2624                 if (flags & IEEE80211_NODE_SGI20)
2625                         *cp++ = '+';
2626         } else if (flags & IEEE80211_NODE_SGI20)
2627                 *cp++ = 's';
2628         if (flags & IEEE80211_NODE_AMSDU_TX)
2629                 *cp++ = 't';
2630         if (flags & IEEE80211_NODE_AMSDU_RX)
2631                 *cp++ = 'r';
2632         *cp = '\0';
2633         return flagstring;
2634 }
2635
2636 static void
2637 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen)
2638 {
2639         printf("%s", tag);
2640         if (verbose) {
2641                 maxlen -= strlen(tag)+2;
2642                 if (2*ielen > maxlen)
2643                         maxlen--;
2644                 printf("<");
2645                 for (; ielen > 0; ie++, ielen--) {
2646                         if (maxlen-- <= 0)
2647                                 break;
2648                         printf("%02x", *ie);
2649                 }
2650                 if (ielen != 0)
2651                         printf("-");
2652                 printf(">");
2653         }
2654 }
2655
2656 #define LE_READ_2(p)                                    \
2657         ((u_int16_t)                                    \
2658          ((((const u_int8_t *)(p))[0]      ) |          \
2659           (((const u_int8_t *)(p))[1] <<  8)))
2660 #define LE_READ_4(p)                                    \
2661         ((u_int32_t)                                    \
2662          ((((const u_int8_t *)(p))[0]      ) |          \
2663           (((const u_int8_t *)(p))[1] <<  8) |          \
2664           (((const u_int8_t *)(p))[2] << 16) |          \
2665           (((const u_int8_t *)(p))[3] << 24)))
2666
2667 /*
2668  * NB: The decoding routines assume a properly formatted ie
2669  *     which should be safe as the kernel only retains them
2670  *     if they parse ok.
2671  */
2672
2673 static void
2674 printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2675 {
2676 #define MS(_v, _f)      (((_v) & _f) >> _f##_S)
2677         static const char *acnames[] = { "BE", "BK", "VO", "VI" };
2678         const struct ieee80211_wme_param *wme =
2679             (const struct ieee80211_wme_param *) ie;
2680         int i;
2681
2682         printf("%s", tag);
2683         if (!verbose)
2684                 return;
2685         printf("<qosinfo 0x%x", wme->param_qosInfo);
2686         ie += offsetof(struct ieee80211_wme_param, params_acParams);
2687         for (i = 0; i < WME_NUM_AC; i++) {
2688                 const struct ieee80211_wme_acparams *ac =
2689                     &wme->params_acParams[i];
2690
2691                 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]"
2692                         , acnames[i]
2693                         , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : ""
2694                         , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN)
2695                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN)
2696                         , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX)
2697                         , LE_READ_2(&ac->acp_txop)
2698                 );
2699         }
2700         printf(">");
2701 #undef MS
2702 }
2703
2704 static void
2705 printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2706 {
2707         printf("%s", tag);
2708         if (verbose) {
2709                 const struct ieee80211_wme_info *wme =
2710                     (const struct ieee80211_wme_info *) ie;
2711                 printf("<version 0x%x info 0x%x>",
2712                     wme->wme_version, wme->wme_info);
2713         }
2714 }
2715
2716 static void
2717 printvhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2718 {
2719         printf("%s", tag);
2720         if (verbose) {
2721                 const struct ieee80211_ie_vhtcap *vhtcap =
2722                     (const struct ieee80211_ie_vhtcap *) ie;
2723                 uint32_t vhtcap_info = LE_READ_4(&vhtcap->vht_cap_info);
2724
2725                 printf("<cap 0x%08x", vhtcap_info);
2726                 printf(" rx_mcs_map 0x%x",
2727                     LE_READ_2(&vhtcap->supp_mcs.rx_mcs_map));
2728                 printf(" rx_highest %d",
2729                     LE_READ_2(&vhtcap->supp_mcs.rx_highest) & 0x1fff);
2730                 printf(" tx_mcs_map 0x%x",
2731                     LE_READ_2(&vhtcap->supp_mcs.tx_mcs_map));
2732                 printf(" tx_highest %d",
2733                     LE_READ_2(&vhtcap->supp_mcs.tx_highest) & 0x1fff);
2734
2735                 printf(">");
2736         }
2737 }
2738
2739 static void
2740 printvhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2741 {
2742         printf("%s", tag);
2743         if (verbose) {
2744                 const struct ieee80211_ie_vht_operation *vhtinfo =
2745                     (const struct ieee80211_ie_vht_operation *) ie;
2746
2747                 printf("<chw %d freq1_idx %d freq2_idx %d basic_mcs_set 0x%04x>",
2748                     vhtinfo->chan_width,
2749                     vhtinfo->center_freq_seg1_idx,
2750                     vhtinfo->center_freq_seg2_idx,
2751                     LE_READ_2(&vhtinfo->basic_mcs_set));
2752         }
2753 }
2754
2755 static void
2756 printvhtpwrenv(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2757 {
2758         printf("%s", tag);
2759         static const char *txpwrmap[] = {
2760                 "20",
2761                 "40",
2762                 "80",
2763                 "160",
2764         };
2765         if (verbose) {
2766                 const struct ieee80211_ie_vht_txpwrenv *vhtpwr =
2767                     (const struct ieee80211_ie_vht_txpwrenv *) ie;
2768                 int i, n;
2769                 const char *sep = "";
2770
2771                 /* Get count; trim at ielen */
2772                 n = (vhtpwr->tx_info &
2773                     IEEE80211_VHT_TXPWRENV_INFO_COUNT_MASK) + 1;
2774                 /* Trim at ielen */
2775                 if (n > ielen - 3)
2776                         n = ielen - 3;
2777                 printf("<tx_info 0x%02x pwr:[", vhtpwr->tx_info);
2778                 for (i = 0; i < n; i++) {
2779                         printf("%s%s:%.2f", sep, txpwrmap[i],
2780                             ((float) ((int8_t) ie[i+3])) / 2.0);
2781                         sep = " ";
2782                 }
2783
2784                 printf("]>");
2785         }
2786 }
2787
2788 static void
2789 printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2790 {
2791         printf("%s", tag);
2792         if (verbose) {
2793                 const struct ieee80211_ie_htcap *htcap =
2794                     (const struct ieee80211_ie_htcap *) ie;
2795                 const char *sep;
2796                 int i, j;
2797
2798                 printf("<cap 0x%x param 0x%x",
2799                     LE_READ_2(&htcap->hc_cap), htcap->hc_param);
2800                 printf(" mcsset[");
2801                 sep = "";
2802                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2803                         if (isset(htcap->hc_mcsset, i)) {
2804                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2805                                         if (isclr(htcap->hc_mcsset, j))
2806                                                 break;
2807                                 j--;
2808                                 if (i == j)
2809                                         printf("%s%u", sep, i);
2810                                 else
2811                                         printf("%s%u-%u", sep, i, j);
2812                                 i += j-i;
2813                                 sep = ",";
2814                         }
2815                 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>",
2816                     LE_READ_2(&htcap->hc_extcap),
2817                     LE_READ_4(&htcap->hc_txbf),
2818                     htcap->hc_antenna);
2819         }
2820 }
2821
2822 static void
2823 printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2824 {
2825         printf("%s", tag);
2826         if (verbose) {
2827                 const struct ieee80211_ie_htinfo *htinfo =
2828                     (const struct ieee80211_ie_htinfo *) ie;
2829                 const char *sep;
2830                 int i, j;
2831
2832                 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel,
2833                     htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3,
2834                     LE_READ_2(&htinfo->hi_byte45));
2835                 printf(" basicmcs[");
2836                 sep = "";
2837                 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++)
2838                         if (isset(htinfo->hi_basicmcsset, i)) {
2839                                 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++)
2840                                         if (isclr(htinfo->hi_basicmcsset, j))
2841                                                 break;
2842                                 j--;
2843                                 if (i == j)
2844                                         printf("%s%u", sep, i);
2845                                 else
2846                                         printf("%s%u-%u", sep, i, j);
2847                                 i += j-i;
2848                                 sep = ",";
2849                         }
2850                 printf("]>");
2851         }
2852 }
2853
2854 static void
2855 printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2856 {
2857
2858         printf("%s", tag);
2859         if (verbose) {
2860                 const struct ieee80211_ath_ie *ath =
2861                         (const struct ieee80211_ath_ie *)ie;
2862
2863                 printf("<");
2864                 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME)
2865                         printf("DTURBO,");
2866                 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION)
2867                         printf("COMP,");
2868                 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME)
2869                         printf("FF,");
2870                 if (ath->ath_capability & ATHEROS_CAP_XR)
2871                         printf("XR,");
2872                 if (ath->ath_capability & ATHEROS_CAP_AR)
2873                         printf("AR,");
2874                 if (ath->ath_capability & ATHEROS_CAP_BURST)
2875                         printf("BURST,");
2876                 if (ath->ath_capability & ATHEROS_CAP_WME)
2877                         printf("WME,");
2878                 if (ath->ath_capability & ATHEROS_CAP_BOOST)
2879                         printf("BOOST,");
2880                 printf("0x%x>", LE_READ_2(ath->ath_defkeyix));
2881         }
2882 }
2883
2884
2885 static void
2886 printmeshconf(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2887 {
2888
2889         printf("%s", tag);
2890         if (verbose) {
2891                 const struct ieee80211_meshconf_ie *mconf =
2892                         (const struct ieee80211_meshconf_ie *)ie;
2893                 printf("<PATH:");
2894                 if (mconf->conf_pselid == IEEE80211_MESHCONF_PATH_HWMP)
2895                         printf("HWMP");
2896                 else
2897                         printf("UNKNOWN");
2898                 printf(" LINK:");
2899                 if (mconf->conf_pmetid == IEEE80211_MESHCONF_METRIC_AIRTIME)
2900                         printf("AIRTIME");
2901                 else
2902                         printf("UNKNOWN");
2903                 printf(" CONGESTION:");
2904                 if (mconf->conf_ccid == IEEE80211_MESHCONF_CC_DISABLED)
2905                         printf("DISABLED");
2906                 else
2907                         printf("UNKNOWN");
2908                 printf(" SYNC:");
2909                 if (mconf->conf_syncid == IEEE80211_MESHCONF_SYNC_NEIGHOFF)
2910                         printf("NEIGHOFF");
2911                 else
2912                         printf("UNKNOWN");
2913                 printf(" AUTH:");
2914                 if (mconf->conf_authid == IEEE80211_MESHCONF_AUTH_DISABLED)
2915                         printf("DISABLED");
2916                 else
2917                         printf("UNKNOWN");
2918                 printf(" FORM:0x%x CAPS:0x%x>", mconf->conf_form,
2919                     mconf->conf_cap);
2920         }
2921 }
2922
2923 static void
2924 printbssload(const char *tag, const uint8_t *ie, size_t ielen, int maxlen)
2925 {
2926         printf("%s", tag);
2927         if (verbose) {
2928                 const struct ieee80211_bss_load_ie *bssload =
2929                     (const struct ieee80211_bss_load_ie *) ie;
2930                 printf("<sta count %d, chan load %d, aac %d>",
2931                     LE_READ_2(&bssload->sta_count),
2932                     bssload->chan_load,
2933                     bssload->aac);
2934         }
2935 }
2936
2937 static void
2938 printapchanrep(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2939 {
2940         printf("%s", tag);
2941         if (verbose) {
2942                 const struct ieee80211_ap_chan_report_ie *ap =
2943                     (const struct ieee80211_ap_chan_report_ie *) ie;
2944                 const char *sep = "";
2945                 int i;
2946
2947                 printf("<class %u, chan:[", ap->i_class);
2948
2949                 for (i = 3; i < ielen; i++) {
2950                         printf("%s%u", sep, ie[i]);
2951                         sep = ",";
2952                 }
2953                 printf("]>");
2954         }
2955 }
2956
2957 static const char *
2958 wpa_cipher(const u_int8_t *sel)
2959 {
2960 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2961         u_int32_t w = LE_READ_4(sel);
2962
2963         switch (w) {
2964         case WPA_SEL(WPA_CSE_NULL):
2965                 return "NONE";
2966         case WPA_SEL(WPA_CSE_WEP40):
2967                 return "WEP40";
2968         case WPA_SEL(WPA_CSE_WEP104):
2969                 return "WEP104";
2970         case WPA_SEL(WPA_CSE_TKIP):
2971                 return "TKIP";
2972         case WPA_SEL(WPA_CSE_CCMP):
2973                 return "AES-CCMP";
2974         }
2975         return "?";             /* NB: so 1<< is discarded */
2976 #undef WPA_SEL
2977 }
2978
2979 static const char *
2980 wpa_keymgmt(const u_int8_t *sel)
2981 {
2982 #define WPA_SEL(x)      (((x)<<24)|WPA_OUI)
2983         u_int32_t w = LE_READ_4(sel);
2984
2985         switch (w) {
2986         case WPA_SEL(WPA_ASE_8021X_UNSPEC):
2987                 return "8021X-UNSPEC";
2988         case WPA_SEL(WPA_ASE_8021X_PSK):
2989                 return "8021X-PSK";
2990         case WPA_SEL(WPA_ASE_NONE):
2991                 return "NONE";
2992         }
2993         return "?";
2994 #undef WPA_SEL
2995 }
2996
2997 static void
2998 printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
2999 {
3000         u_int8_t len = ie[1];
3001
3002         printf("%s", tag);
3003         if (verbose) {
3004                 const char *sep;
3005                 int n;
3006
3007                 ie += 6, len -= 4;              /* NB: len is payload only */
3008
3009                 printf("<v%u", LE_READ_2(ie));
3010                 ie += 2, len -= 2;
3011
3012                 printf(" mc:%s", wpa_cipher(ie));
3013                 ie += 4, len -= 4;
3014
3015                 /* unicast ciphers */
3016                 n = LE_READ_2(ie);
3017                 ie += 2, len -= 2;
3018                 sep = " uc:";
3019                 for (; n > 0; n--) {
3020                         printf("%s%s", sep, wpa_cipher(ie));
3021                         ie += 4, len -= 4;
3022                         sep = "+";
3023                 }
3024
3025                 /* key management algorithms */
3026                 n = LE_READ_2(ie);
3027                 ie += 2, len -= 2;
3028                 sep = " km:";
3029                 for (; n > 0; n--) {
3030                         printf("%s%s", sep, wpa_keymgmt(ie));
3031                         ie += 4, len -= 4;
3032                         sep = "+";
3033                 }
3034
3035                 if (len > 2)            /* optional capabilities */
3036                         printf(", caps 0x%x", LE_READ_2(ie));
3037                 printf(">");
3038         }
3039 }
3040
3041 static const char *
3042 rsn_cipher(const u_int8_t *sel)
3043 {
3044 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
3045         u_int32_t w = LE_READ_4(sel);
3046
3047         switch (w) {
3048         case RSN_SEL(RSN_CSE_NULL):
3049                 return "NONE";
3050         case RSN_SEL(RSN_CSE_WEP40):
3051                 return "WEP40";
3052         case RSN_SEL(RSN_CSE_WEP104):
3053                 return "WEP104";
3054         case RSN_SEL(RSN_CSE_TKIP):
3055                 return "TKIP";
3056         case RSN_SEL(RSN_CSE_CCMP):
3057                 return "AES-CCMP";
3058         case RSN_SEL(RSN_CSE_WRAP):
3059                 return "AES-OCB";
3060         }
3061         return "?";
3062 #undef WPA_SEL
3063 }
3064
3065 static const char *
3066 rsn_keymgmt(const u_int8_t *sel)
3067 {
3068 #define RSN_SEL(x)      (((x)<<24)|RSN_OUI)
3069         u_int32_t w = LE_READ_4(sel);
3070
3071         switch (w) {
3072         case RSN_SEL(RSN_ASE_8021X_UNSPEC):
3073                 return "8021X-UNSPEC";
3074         case RSN_SEL(RSN_ASE_8021X_PSK):
3075                 return "8021X-PSK";
3076         case RSN_SEL(RSN_ASE_NONE):
3077                 return "NONE";
3078         }
3079         return "?";
3080 #undef RSN_SEL
3081 }
3082
3083 static void
3084 printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3085 {
3086         printf("%s", tag);
3087         if (verbose) {
3088                 const char *sep;
3089                 int n;
3090
3091                 ie += 2, ielen -= 2;
3092
3093                 printf("<v%u", LE_READ_2(ie));
3094                 ie += 2, ielen -= 2;
3095
3096                 printf(" mc:%s", rsn_cipher(ie));
3097                 ie += 4, ielen -= 4;
3098
3099                 /* unicast ciphers */
3100                 n = LE_READ_2(ie);
3101                 ie += 2, ielen -= 2;
3102                 sep = " uc:";
3103                 for (; n > 0; n--) {
3104                         printf("%s%s", sep, rsn_cipher(ie));
3105                         ie += 4, ielen -= 4;
3106                         sep = "+";
3107                 }
3108
3109                 /* key management algorithms */
3110                 n = LE_READ_2(ie);
3111                 ie += 2, ielen -= 2;
3112                 sep = " km:";
3113                 for (; n > 0; n--) {
3114                         printf("%s%s", sep, rsn_keymgmt(ie));
3115                         ie += 4, ielen -= 4;
3116                         sep = "+";
3117                 }
3118
3119                 if (ielen > 2)          /* optional capabilities */
3120                         printf(", caps 0x%x", LE_READ_2(ie));
3121                 /* XXXPMKID */
3122                 printf(">");
3123         }
3124 }
3125
3126 /* XXX move to a public include file */
3127 #define IEEE80211_WPS_DEV_PASS_ID       0x1012
3128 #define IEEE80211_WPS_SELECTED_REG      0x1041
3129 #define IEEE80211_WPS_SETUP_STATE       0x1044
3130 #define IEEE80211_WPS_UUID_E            0x1047
3131 #define IEEE80211_WPS_VERSION           0x104a
3132
3133 #define BE_READ_2(p)                                    \
3134         ((u_int16_t)                                    \
3135          ((((const u_int8_t *)(p))[1]      ) |          \
3136           (((const u_int8_t *)(p))[0] <<  8)))
3137
3138 static void
3139 printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3140 {
3141         u_int8_t len = ie[1];
3142
3143         printf("%s", tag);
3144         if (verbose) {
3145                 static const char *dev_pass_id[] = {
3146                         "D",    /* Default (PIN) */
3147                         "U",    /* User-specified */
3148                         "M",    /* Machine-specified */
3149                         "K",    /* Rekey */
3150                         "P",    /* PushButton */
3151                         "R"     /* Registrar-specified */
3152                 };
3153                 int n;
3154
3155                 ie +=6, len -= 4;               /* NB: len is payload only */
3156
3157                 /* WPS IE in Beacon and Probe Resp frames have different fields */
3158                 printf("<");
3159                 while (len) {
3160                         uint16_t tlv_type = BE_READ_2(ie);
3161                         uint16_t tlv_len  = BE_READ_2(ie + 2);
3162
3163                         /* some devices broadcast invalid WPS frames */
3164                         if (tlv_len > len) {
3165                                 printf("bad frame length tlv_type=0x%02x "
3166                                     "tlv_len=%d len=%d", tlv_type, tlv_len,
3167                                     len);
3168                                 break;
3169                         }
3170
3171                         ie += 4, len -= 4;
3172
3173                         switch (tlv_type) {
3174                         case IEEE80211_WPS_VERSION:
3175                                 printf("v:%d.%d", *ie >> 4, *ie & 0xf);
3176                                 break;
3177                         case IEEE80211_WPS_SETUP_STATE:
3178                                 /* Only 1 and 2 are valid */
3179                                 if (*ie == 0 || *ie >= 3)
3180                                         printf(" state:B");
3181                                 else
3182                                         printf(" st:%s", *ie == 1 ? "N" : "C");
3183                                 break;
3184                         case IEEE80211_WPS_SELECTED_REG:
3185                                 printf(" sel:%s", *ie ? "T" : "F");
3186                                 break;
3187                         case IEEE80211_WPS_DEV_PASS_ID:
3188                                 n = LE_READ_2(ie);
3189                                 if (n < nitems(dev_pass_id))
3190                                         printf(" dpi:%s", dev_pass_id[n]);
3191                                 break;
3192                         case IEEE80211_WPS_UUID_E:
3193                                 printf(" uuid-e:");
3194                                 for (n = 0; n < (tlv_len - 1); n++)
3195                                         printf("%02x-", ie[n]);
3196                                 printf("%02x", ie[n]);
3197                                 break;
3198                         }
3199                         ie += tlv_len, len -= tlv_len;
3200                 }
3201                 printf(">");
3202         }
3203 }
3204
3205 static void
3206 printtdmaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3207 {
3208         printf("%s", tag);
3209         if (verbose && ielen >= sizeof(struct ieee80211_tdma_param)) {
3210                 const struct ieee80211_tdma_param *tdma =
3211                    (const struct ieee80211_tdma_param *) ie;
3212
3213                 /* XXX tstamp */
3214                 printf("<v%u slot:%u slotcnt:%u slotlen:%u bintval:%u inuse:0x%x>",
3215                     tdma->tdma_version, tdma->tdma_slot, tdma->tdma_slotcnt,
3216                     LE_READ_2(&tdma->tdma_slotlen), tdma->tdma_bintval,
3217                     tdma->tdma_inuse[0]);
3218         }
3219 }
3220
3221 /*
3222  * Copy the ssid string contents into buf, truncating to fit.  If the
3223  * ssid is entirely printable then just copy intact.  Otherwise convert
3224  * to hexadecimal.  If the result is truncated then replace the last
3225  * three characters with "...".
3226  */
3227 static int
3228 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len)
3229 {
3230         const u_int8_t *p;
3231         size_t maxlen;
3232         u_int i;
3233
3234         if (essid_len > bufsize)
3235                 maxlen = bufsize;
3236         else
3237                 maxlen = essid_len;
3238         /* determine printable or not */
3239         for (i = 0, p = essid; i < maxlen; i++, p++) {
3240                 if (*p < ' ' || *p > 0x7e)
3241                         break;
3242         }
3243         if (i != maxlen) {              /* not printable, print as hex */
3244                 if (bufsize < 3)
3245                         return 0;
3246                 strlcpy(buf, "0x", bufsize);
3247                 bufsize -= 2;
3248                 p = essid;
3249                 for (i = 0; i < maxlen && bufsize >= 2; i++) {
3250                         sprintf(&buf[2+2*i], "%02x", p[i]);
3251                         bufsize -= 2;
3252                 }
3253                 if (i != essid_len)
3254                         memcpy(&buf[2+2*i-3], "...", 3);
3255         } else {                        /* printable, truncate as needed */
3256                 memcpy(buf, essid, maxlen);
3257                 if (maxlen != essid_len)
3258                         memcpy(&buf[maxlen-3], "...", 3);
3259         }
3260         return maxlen;
3261 }
3262
3263 static void
3264 printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3265 {
3266         char ssid[2*IEEE80211_NWID_LEN+1];
3267
3268         printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid);
3269 }
3270
3271 static void
3272 printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3273 {
3274         const char *sep;
3275         int i;
3276
3277         printf("%s", tag);
3278         sep = "<";
3279         for (i = 2; i < ielen; i++) {
3280                 printf("%s%s%d", sep,
3281                     ie[i] & IEEE80211_RATE_BASIC ? "B" : "",
3282                     ie[i] & IEEE80211_RATE_VAL);
3283                 sep = ",";
3284         }
3285         printf(">");
3286 }
3287
3288 static void
3289 printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen)
3290 {
3291         const struct ieee80211_country_ie *cie =
3292            (const struct ieee80211_country_ie *) ie;
3293         int i, nbands, schan, nchan;
3294
3295         printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]);
3296         nbands = (cie->len - 3) / sizeof(cie->band[0]);
3297         for (i = 0; i < nbands; i++) {
3298                 schan = cie->band[i].schan;
3299                 nchan = cie->band[i].nchan;
3300                 if (nchan != 1)
3301                         printf(" %u-%u,%u", schan, schan + nchan-1,
3302                             cie->band[i].maxtxpwr);
3303                 else
3304                         printf(" %u,%u", schan, cie->band[i].maxtxpwr);
3305         }
3306         printf(">");
3307 }
3308
3309 static __inline int
3310 iswpaoui(const u_int8_t *frm)
3311 {
3312         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI);
3313 }
3314
3315 static __inline int
3316 iswmeinfo(const u_int8_t *frm)
3317 {
3318         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3319                 frm[6] == WME_INFO_OUI_SUBTYPE;
3320 }
3321
3322 static __inline int
3323 iswmeparam(const u_int8_t *frm)
3324 {
3325         return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) &&
3326                 frm[6] == WME_PARAM_OUI_SUBTYPE;
3327 }
3328
3329 static __inline int
3330 isatherosoui(const u_int8_t *frm)
3331 {
3332         return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI);
3333 }
3334
3335 static __inline int
3336 istdmaoui(const uint8_t *frm)
3337 {
3338         return frm[1] > 3 && LE_READ_4(frm+2) == ((TDMA_OUI_TYPE<<24)|TDMA_OUI);
3339 }
3340
3341 static __inline int
3342 iswpsoui(const uint8_t *frm)
3343 {
3344         return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI);
3345 }
3346
3347 static const char *
3348 iename(int elemid)
3349 {
3350         switch (elemid) {
3351         case IEEE80211_ELEMID_FHPARMS:  return " FHPARMS";
3352         case IEEE80211_ELEMID_CFPARMS:  return " CFPARMS";
3353         case IEEE80211_ELEMID_TIM:      return " TIM";
3354         case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS";
3355         case IEEE80211_ELEMID_BSSLOAD:  return " BSSLOAD";
3356         case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE";
3357         case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR";
3358         case IEEE80211_ELEMID_PWRCAP:   return " PWRCAP";
3359         case IEEE80211_ELEMID_TPCREQ:   return " TPCREQ";
3360         case IEEE80211_ELEMID_TPCREP:   return " TPCREP";
3361         case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN";
3362         case IEEE80211_ELEMID_CSA:      return " CSA";
3363         case IEEE80211_ELEMID_MEASREQ:  return " MEASREQ";
3364         case IEEE80211_ELEMID_MEASREP:  return " MEASREP";
3365         case IEEE80211_ELEMID_QUIET:    return " QUIET";
3366         case IEEE80211_ELEMID_IBSSDFS:  return " IBSSDFS";
3367         case IEEE80211_ELEMID_TPC:      return " TPC";
3368         case IEEE80211_ELEMID_CCKM:     return " CCKM";
3369         }
3370         return " ???";
3371 }
3372
3373 static void
3374 printies(const u_int8_t *vp, int ielen, int maxcols)
3375 {
3376         while (ielen > 0) {
3377                 switch (vp[0]) {
3378                 case IEEE80211_ELEMID_SSID:
3379                         if (verbose)
3380                                 printssid(" SSID", vp, 2+vp[1], maxcols);
3381                         break;
3382                 case IEEE80211_ELEMID_RATES:
3383                 case IEEE80211_ELEMID_XRATES:
3384                         if (verbose)
3385                                 printrates(vp[0] == IEEE80211_ELEMID_RATES ?
3386                                     " RATES" : " XRATES", vp, 2+vp[1], maxcols);
3387                         break;
3388                 case IEEE80211_ELEMID_DSPARMS:
3389                         if (verbose)
3390                                 printf(" DSPARMS<%u>", vp[2]);
3391                         break;
3392                 case IEEE80211_ELEMID_COUNTRY:
3393                         if (verbose)
3394                                 printcountry(" COUNTRY", vp, 2+vp[1], maxcols);
3395                         break;
3396                 case IEEE80211_ELEMID_ERP:
3397                         if (verbose)
3398                                 printf(" ERP<0x%x>", vp[2]);
3399                         break;
3400                 case IEEE80211_ELEMID_VENDOR:
3401                         if (iswpaoui(vp))
3402                                 printwpaie(" WPA", vp, 2+vp[1], maxcols);
3403                         else if (iswmeinfo(vp))
3404                                 printwmeinfo(" WME", vp, 2+vp[1], maxcols);
3405                         else if (iswmeparam(vp))
3406                                 printwmeparam(" WME", vp, 2+vp[1], maxcols);
3407                         else if (isatherosoui(vp))
3408                                 printathie(" ATH", vp, 2+vp[1], maxcols);
3409                         else if (iswpsoui(vp))
3410                                 printwpsie(" WPS", vp, 2+vp[1], maxcols);
3411                         else if (istdmaoui(vp))
3412                                 printtdmaie(" TDMA", vp, 2+vp[1], maxcols);
3413                         else if (verbose)
3414                                 printie(" VEN", vp, 2+vp[1], maxcols);
3415                         break;
3416                 case IEEE80211_ELEMID_RSN:
3417                         printrsnie(" RSN", vp, 2+vp[1], maxcols);
3418                         break;
3419                 case IEEE80211_ELEMID_HTCAP:
3420                         printhtcap(" HTCAP", vp, 2+vp[1], maxcols);
3421                         break;
3422                 case IEEE80211_ELEMID_HTINFO:
3423                         if (verbose)
3424                                 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols);
3425                         break;
3426                 case IEEE80211_ELEMID_MESHID:
3427                         if (verbose)
3428                                 printssid(" MESHID", vp, 2+vp[1], maxcols);
3429                         break;
3430                 case IEEE80211_ELEMID_MESHCONF:
3431                         printmeshconf(" MESHCONF", vp, 2+vp[1], maxcols);
3432                         break;
3433                 case IEEE80211_ELEMID_VHT_CAP:
3434                         printvhtcap(" VHTCAP", vp, 2+vp[1], maxcols);
3435                         break;
3436                 case IEEE80211_ELEMID_VHT_OPMODE:
3437                         printvhtinfo(" VHTOPMODE", vp, 2+vp[1], maxcols);
3438                         break;
3439                 case IEEE80211_ELEMID_VHT_PWR_ENV:
3440                         printvhtpwrenv(" VHTPWRENV", vp, 2+vp[1], maxcols);
3441                         break;
3442                 case IEEE80211_ELEMID_BSSLOAD:
3443                         printbssload(" BSSLOAD", vp, 2+vp[1], maxcols);
3444                         break;
3445                 case IEEE80211_ELEMID_APCHANREP:
3446                         printapchanrep(" APCHANREP", vp, 2+vp[1], maxcols);
3447                         break;
3448                 default:
3449                         if (verbose)
3450                                 printie(iename(vp[0]), vp, 2+vp[1], maxcols);
3451                         break;
3452                 }
3453                 ielen -= 2+vp[1];
3454                 vp += 2+vp[1];
3455         }
3456 }
3457
3458 static void
3459 printmimo(const struct ieee80211_mimo_info *mi)
3460 {
3461         int i;
3462         int r = 0;
3463
3464         for (i = 0; i < IEEE80211_MAX_CHAINS; i++) {
3465                 if (mi->ch[i].rssi != 0) {
3466                         r = 1;
3467                         break;
3468                 }
3469         }
3470
3471         /* NB: don't muddy display unless there's something to show */
3472         if (r == 0)
3473                 return;
3474
3475         /* XXX TODO: ignore EVM; secondary channels for now */
3476         printf(" (rssi %.1f:%.1f:%.1f:%.1f nf %d:%d:%d:%d)",
3477             mi->ch[0].rssi[0] / 2.0,
3478             mi->ch[1].rssi[0] / 2.0,
3479             mi->ch[2].rssi[0] / 2.0,
3480             mi->ch[3].rssi[0] / 2.0,
3481             mi->ch[0].noise[0],
3482             mi->ch[1].noise[0],
3483             mi->ch[2].noise[0],
3484             mi->ch[3].noise[0]);
3485 }
3486
3487 static void
3488 list_scan(int s)
3489 {
3490         uint8_t buf[24*1024];
3491         char ssid[IEEE80211_NWID_LEN+1];
3492         const uint8_t *cp;
3493         int len, ssidmax, idlen;
3494
3495         if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0)
3496                 errx(1, "unable to get scan results");
3497         if (len < sizeof(struct ieee80211req_scan_result))
3498                 return;
3499
3500         getchaninfo(s);
3501
3502         ssidmax = verbose ? IEEE80211_NWID_LEN : 14;
3503         printf("%-*.*s  %-17.17s  %4s %4s   %-7s  %3s %4s\n"
3504                 , ssidmax, ssidmax, "SSID/MESH ID"
3505                 , "BSSID"
3506                 , "CHAN"
3507                 , "RATE"
3508                 , " S:N"
3509                 , "INT"
3510                 , "CAPS"
3511         );
3512         cp = buf;
3513         do {
3514                 const struct ieee80211req_scan_result *sr;
3515                 const uint8_t *vp, *idp;
3516
3517                 sr = (const struct ieee80211req_scan_result *) cp;
3518                 vp = cp + sr->isr_ie_off;
3519                 if (sr->isr_meshid_len) {
3520                         idp = vp + sr->isr_ssid_len;
3521                         idlen = sr->isr_meshid_len;
3522                 } else {
3523                         idp = vp;
3524                         idlen = sr->isr_ssid_len;
3525                 }
3526                 printf("%-*.*s  %s  %3d  %3dM %4d:%-4d %4d %-4.4s"
3527                         , ssidmax
3528                           , copy_essid(ssid, ssidmax, idp, idlen)
3529                           , ssid
3530                         , ether_ntoa((const struct ether_addr *) sr->isr_bssid)
3531                         , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags)
3532                         , getmaxrate(sr->isr_rates, sr->isr_nrates)
3533                         , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise
3534                         , sr->isr_intval
3535                         , getcaps(sr->isr_capinfo)
3536                 );
3537                 printies(vp + sr->isr_ssid_len + sr->isr_meshid_len,
3538                     sr->isr_ie_len, 24);
3539                 printf("\n");
3540                 cp += sr->isr_len, len -= sr->isr_len;
3541         } while (len >= sizeof(struct ieee80211req_scan_result));
3542 }
3543
3544 static void
3545 scan_and_wait(int s)
3546 {
3547         struct ieee80211_scan_req sr;
3548         struct ieee80211req ireq;
3549         int sroute;
3550
3551         sroute = socket(PF_ROUTE, SOCK_RAW, 0);
3552         if (sroute < 0) {
3553                 perror("socket(PF_ROUTE,SOCK_RAW)");
3554                 return;
3555         }
3556         (void) memset(&ireq, 0, sizeof(ireq));
3557         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
3558         ireq.i_type = IEEE80211_IOC_SCAN_REQ;
3559
3560         memset(&sr, 0, sizeof(sr));
3561         sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE
3562                     | IEEE80211_IOC_SCAN_BGSCAN
3563                     | IEEE80211_IOC_SCAN_NOPICK
3564                     | IEEE80211_IOC_SCAN_ONCE;
3565         sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER;
3566         sr.sr_nssid = 0;
3567
3568         ireq.i_data = &sr;
3569         ireq.i_len = sizeof(sr);
3570         /*
3571          * NB: only root can trigger a scan so ignore errors. Also ignore
3572          * possible errors from net80211, even if no new scan could be
3573          * started there might still be a valid scan cache.
3574          */
3575         if (ioctl(s, SIOCS80211, &ireq) == 0) {
3576                 char buf[2048];
3577                 struct if_announcemsghdr *ifan;
3578                 struct rt_msghdr *rtm;
3579
3580                 do {
3581                         if (read(sroute, buf, sizeof(buf)) < 0) {
3582                                 perror("read(PF_ROUTE)");
3583                                 break;
3584                         }
3585                         rtm = (struct rt_msghdr *) buf;
3586                         if (rtm->rtm_version != RTM_VERSION)
3587                                 break;
3588                         ifan = (struct if_announcemsghdr *) rtm;
3589                 } while (rtm->rtm_type != RTM_IEEE80211 ||
3590                     ifan->ifan_what != RTM_IEEE80211_SCAN);
3591         }
3592         close(sroute);
3593 }
3594
3595 static
3596 DECL_CMD_FUNC(set80211scan, val, d)
3597 {
3598         scan_and_wait(s);
3599         list_scan(s);
3600 }
3601
3602 static enum ieee80211_opmode get80211opmode(int s);
3603
3604 static int
3605 gettxseq(const struct ieee80211req_sta_info *si)
3606 {
3607         int i, txseq;
3608
3609         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3610                 return si->isi_txseqs[0];
3611         /* XXX not right but usually what folks want */
3612         txseq = 0;
3613         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3614                 if (si->isi_txseqs[i] > txseq)
3615                         txseq = si->isi_txseqs[i];
3616         return txseq;
3617 }
3618
3619 static int
3620 getrxseq(const struct ieee80211req_sta_info *si)
3621 {
3622         int i, rxseq;
3623
3624         if ((si->isi_state & IEEE80211_NODE_QOS) == 0)
3625                 return si->isi_rxseqs[0];
3626         /* XXX not right but usually what folks want */
3627         rxseq = 0;
3628         for (i = 0; i < IEEE80211_TID_SIZE; i++)
3629                 if (si->isi_rxseqs[i] > rxseq)
3630                         rxseq = si->isi_rxseqs[i];
3631         return rxseq;
3632 }
3633
3634 static void
3635 list_stations(int s)
3636 {
3637         union {
3638                 struct ieee80211req_sta_req req;
3639                 uint8_t buf[24*1024];
3640         } u;
3641         enum ieee80211_opmode opmode = get80211opmode(s);
3642         const uint8_t *cp;
3643         int len;
3644
3645         /* broadcast address =>'s get all stations */
3646         (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN);
3647         if (opmode == IEEE80211_M_STA) {
3648                 /*
3649                  * Get information about the associated AP.
3650                  */
3651                 (void) get80211(s, IEEE80211_IOC_BSSID,
3652                     u.req.is_u.macaddr, IEEE80211_ADDR_LEN);
3653         }
3654         if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0)
3655                 errx(1, "unable to get station information");
3656         if (len < sizeof(struct ieee80211req_sta_info))
3657                 return;
3658
3659         getchaninfo(s);
3660
3661         if (opmode == IEEE80211_M_MBSS)
3662                 printf("%-17.17s %4s %5s %5s %7s %4s %4s %4s %6s %6s\n"
3663                         , "ADDR"
3664                         , "CHAN"
3665                         , "LOCAL"
3666                         , "PEER"
3667                         , "STATE"
3668                         , "RATE"
3669                         , "RSSI"
3670                         , "IDLE"
3671                         , "TXSEQ"
3672                         , "RXSEQ"
3673                 );
3674         else
3675                 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %-7s\n"
3676                         , "ADDR"
3677                         , "AID"
3678                         , "CHAN"
3679                         , "RATE"
3680                         , "RSSI"
3681                         , "IDLE"
3682                         , "TXSEQ"
3683                         , "RXSEQ"
3684                         , "CAPS"
3685                         , "FLAG"
3686                 );
3687         cp = (const uint8_t *) u.req.info;
3688         do {
3689                 const struct ieee80211req_sta_info *si;
3690
3691                 si = (const struct ieee80211req_sta_info *) cp;
3692                 if (si->isi_len < sizeof(*si))
3693                         break;
3694                 if (opmode == IEEE80211_M_MBSS)
3695                         printf("%s %4d %5x %5x %7.7s %3dM %4.1f %4d %6d %6d"
3696                                 , ether_ntoa((const struct ether_addr*)
3697                                     si->isi_macaddr)
3698                                 , ieee80211_mhz2ieee(si->isi_freq,
3699                                     si->isi_flags)
3700                                 , si->isi_localid
3701                                 , si->isi_peerid
3702                                 , mesh_linkstate_string(si->isi_peerstate)
3703                                 , si->isi_txmbps/2
3704                                 , si->isi_rssi/2.
3705                                 , si->isi_inact
3706                                 , gettxseq(si)
3707                                 , getrxseq(si)
3708                         );
3709                 else
3710                         printf("%s %4u %4d %3dM %4.1f %4d %6d %6d %-4.4s %-7.7s"
3711                                 , ether_ntoa((const struct ether_addr*)
3712                                     si->isi_macaddr)
3713                                 , IEEE80211_AID(si->isi_associd)
3714                                 , ieee80211_mhz2ieee(si->isi_freq,
3715                                     si->isi_flags)
3716                                 , si->isi_txmbps/2
3717                                 , si->isi_rssi/2.
3718                                 , si->isi_inact
3719                                 , gettxseq(si)
3720                                 , getrxseq(si)
3721                                 , getcaps(si->isi_capinfo)
3722                                 , getflags(si->isi_state)
3723                         );
3724                 printies(cp + si->isi_ie_off, si->isi_ie_len, 24);
3725                 printmimo(&si->isi_mimo);
3726                 printf("\n");
3727                 cp += si->isi_len, len -= si->isi_len;
3728         } while (len >= sizeof(struct ieee80211req_sta_info));
3729 }
3730
3731 static const char *
3732 mesh_linkstate_string(uint8_t state)
3733 {
3734         static const char *state_names[] = {
3735             [0] = "IDLE",
3736             [1] = "OPEN-TX",
3737             [2] = "OPEN-RX",
3738             [3] = "CONF-RX",
3739             [4] = "ESTAB",
3740             [5] = "HOLDING",
3741         };
3742
3743         if (state >= nitems(state_names)) {
3744                 static char buf[10];
3745                 snprintf(buf, sizeof(buf), "#%u", state);
3746                 return buf;
3747         } else
3748                 return state_names[state];
3749 }
3750
3751 static const char *
3752 get_chaninfo(const struct ieee80211_channel *c, int precise,
3753         char buf[], size_t bsize)
3754 {
3755         buf[0] = '\0';
3756         if (IEEE80211_IS_CHAN_FHSS(c))
3757                 strlcat(buf, " FHSS", bsize);
3758         if (IEEE80211_IS_CHAN_A(c))
3759                 strlcat(buf, " 11a", bsize);
3760         else if (IEEE80211_IS_CHAN_ANYG(c))
3761                 strlcat(buf, " 11g", bsize);
3762         else if (IEEE80211_IS_CHAN_B(c))
3763                 strlcat(buf, " 11b", bsize);
3764         if (IEEE80211_IS_CHAN_HALF(c))
3765                 strlcat(buf, "/10MHz", bsize);
3766         if (IEEE80211_IS_CHAN_QUARTER(c))
3767                 strlcat(buf, "/5MHz", bsize);
3768         if (IEEE80211_IS_CHAN_TURBO(c))
3769                 strlcat(buf, " Turbo", bsize);
3770         if (precise) {
3771                 /* XXX should make VHT80U, VHT80D */
3772                 if (IEEE80211_IS_CHAN_VHT80(c) &&
3773                     IEEE80211_IS_CHAN_HT40D(c))
3774                         strlcat(buf, " vht/80-", bsize);
3775                 else if (IEEE80211_IS_CHAN_VHT80(c) &&
3776                     IEEE80211_IS_CHAN_HT40U(c))
3777                         strlcat(buf, " vht/80+", bsize);
3778                 else if (IEEE80211_IS_CHAN_VHT80(c))
3779                         strlcat(buf, " vht/80", bsize);
3780                 else if (IEEE80211_IS_CHAN_VHT40D(c))
3781                         strlcat(buf, " vht/40-", bsize);
3782                 else if (IEEE80211_IS_CHAN_VHT40U(c))
3783                         strlcat(buf, " vht/40+", bsize);
3784                 else if (IEEE80211_IS_CHAN_VHT20(c))
3785                         strlcat(buf, " vht/20", bsize);
3786                 else if (IEEE80211_IS_CHAN_HT20(c))
3787                         strlcat(buf, " ht/20", bsize);
3788                 else if (IEEE80211_IS_CHAN_HT40D(c))
3789                         strlcat(buf, " ht/40-", bsize);
3790                 else if (IEEE80211_IS_CHAN_HT40U(c))
3791                         strlcat(buf, " ht/40+", bsize);
3792         } else {
3793                 if (IEEE80211_IS_CHAN_VHT(c))
3794                         strlcat(buf, " vht", bsize);
3795                 else if (IEEE80211_IS_CHAN_HT(c))
3796                         strlcat(buf, " ht", bsize);
3797         }
3798         return buf;
3799 }
3800
3801 static void
3802 print_chaninfo(const struct ieee80211_channel *c, int verb)
3803 {
3804         char buf[14];
3805
3806         if (verb)
3807                 printf("Channel %3u : %u%c%c%c%c%c MHz%-14.14s",
3808                     ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3809                     IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3810                     IEEE80211_IS_CHAN_DFS(c) ? 'D' : ' ',
3811                     IEEE80211_IS_CHAN_RADAR(c) ? 'R' : ' ',
3812                     IEEE80211_IS_CHAN_CWINT(c) ? 'I' : ' ',
3813                     IEEE80211_IS_CHAN_CACDONE(c) ? 'C' : ' ',
3814                     get_chaninfo(c, verb, buf, sizeof(buf)));
3815         else
3816         printf("Channel %3u : %u%c MHz%-14.14s",
3817             ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq,
3818             IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ',
3819             get_chaninfo(c, verb, buf, sizeof(buf)));
3820
3821 }
3822
3823 static int
3824 chanpref(const struct ieee80211_channel *c)
3825 {
3826         if (IEEE80211_IS_CHAN_VHT160(c))
3827                 return 80;
3828         if (IEEE80211_IS_CHAN_VHT80_80(c))
3829                 return 75;
3830         if (IEEE80211_IS_CHAN_VHT80(c))
3831                 return 70;
3832         if (IEEE80211_IS_CHAN_VHT40(c))
3833                 return 60;
3834         if (IEEE80211_IS_CHAN_VHT20(c))
3835                 return 50;
3836         if (IEEE80211_IS_CHAN_HT40(c))
3837                 return 40;
3838         if (IEEE80211_IS_CHAN_HT20(c))
3839                 return 30;
3840         if (IEEE80211_IS_CHAN_HALF(c))
3841                 return 10;
3842         if (IEEE80211_IS_CHAN_QUARTER(c))
3843                 return 5;
3844         if (IEEE80211_IS_CHAN_TURBO(c))
3845                 return 25;
3846         if (IEEE80211_IS_CHAN_A(c))
3847                 return 20;
3848         if (IEEE80211_IS_CHAN_G(c))
3849                 return 20;
3850         if (IEEE80211_IS_CHAN_B(c))
3851                 return 15;
3852         if (IEEE80211_IS_CHAN_PUREG(c))
3853                 return 15;
3854         return 0;
3855 }
3856
3857 static void
3858 print_channels(int s, const struct ieee80211req_chaninfo *chans,
3859         int allchans, int verb)
3860 {
3861         struct ieee80211req_chaninfo *achans;
3862         uint8_t reported[IEEE80211_CHAN_BYTES];
3863         const struct ieee80211_channel *c;
3864         int i, half;
3865
3866         achans = malloc(IEEE80211_CHANINFO_SPACE(chans));
3867         if (achans == NULL)
3868                 errx(1, "no space for active channel list");
3869         achans->ic_nchans = 0;
3870         memset(reported, 0, sizeof(reported));
3871         if (!allchans) {
3872                 struct ieee80211req_chanlist active;
3873
3874                 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0)
3875                         errx(1, "unable to get active channel list");
3876                 for (i = 0; i < chans->ic_nchans; i++) {
3877                         c = &chans->ic_chans[i];
3878                         if (!isset(active.ic_channels, c->ic_ieee))
3879                                 continue;
3880                         /*
3881                          * Suppress compatible duplicates unless
3882                          * verbose.  The kernel gives us it's
3883                          * complete channel list which has separate
3884                          * entries for 11g/11b and 11a/turbo.
3885                          */
3886                         if (isset(reported, c->ic_ieee) && !verb) {
3887                                 /* XXX we assume duplicates are adjacent */
3888                                 achans->ic_chans[achans->ic_nchans-1] = *c;
3889                         } else {
3890                                 achans->ic_chans[achans->ic_nchans++] = *c;
3891                                 setbit(reported, c->ic_ieee);
3892                         }
3893                 }
3894         } else {
3895                 for (i = 0; i < chans->ic_nchans; i++) {
3896                         c = &chans->ic_chans[i];
3897                         /* suppress duplicates as above */
3898                         if (isset(reported, c->ic_ieee) && !verb) {
3899                                 /* XXX we assume duplicates are adjacent */
3900                                 struct ieee80211_channel *a =
3901                                     &achans->ic_chans[achans->ic_nchans-1];
3902                                 if (chanpref(c) > chanpref(a))
3903                                         *a = *c;
3904                         } else {
3905                                 achans->ic_chans[achans->ic_nchans++] = *c;
3906                                 setbit(reported, c->ic_ieee);
3907                         }
3908                 }
3909         }
3910         half = achans->ic_nchans / 2;
3911         if (achans->ic_nchans % 2)
3912                 half++;
3913
3914         for (i = 0; i < achans->ic_nchans / 2; i++) {
3915                 print_chaninfo(&achans->ic_chans[i], verb);
3916                 print_chaninfo(&achans->ic_chans[half+i], verb);
3917                 printf("\n");
3918         }
3919         if (achans->ic_nchans % 2) {
3920                 print_chaninfo(&achans->ic_chans[i], verb);
3921                 printf("\n");
3922         }
3923         free(achans);
3924 }
3925
3926 static void
3927 list_channels(int s, int allchans)
3928 {
3929         getchaninfo(s);
3930         print_channels(s, chaninfo, allchans, verbose);
3931 }
3932
3933 static void
3934 print_txpow(const struct ieee80211_channel *c)
3935 {
3936         printf("Channel %3u : %u MHz %3.1f reg %2d  ",
3937             c->ic_ieee, c->ic_freq,
3938             c->ic_maxpower/2., c->ic_maxregpower);
3939 }
3940
3941 static void
3942 print_txpow_verbose(const struct ieee80211_channel *c)
3943 {
3944         print_chaninfo(c, 1);
3945         printf("min %4.1f dBm  max %3.1f dBm  reg %2d dBm",
3946             c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower);
3947         /* indicate where regulatory cap limits power use */
3948         if (c->ic_maxpower > 2*c->ic_maxregpower)
3949                 printf(" <");
3950 }
3951
3952 static void
3953 list_txpow(int s)
3954 {
3955         struct ieee80211req_chaninfo *achans;
3956         uint8_t reported[IEEE80211_CHAN_BYTES];
3957         struct ieee80211_channel *c, *prev;
3958         int i, half;
3959
3960         getchaninfo(s);
3961         achans = malloc(IEEE80211_CHANINFO_SPACE(chaninfo));
3962         if (achans == NULL)
3963                 errx(1, "no space for active channel list");
3964         achans->ic_nchans = 0;
3965         memset(reported, 0, sizeof(reported));
3966         for (i = 0; i < chaninfo->ic_nchans; i++) {
3967                 c = &chaninfo->ic_chans[i];
3968                 /* suppress duplicates as above */
3969                 if (isset(reported, c->ic_ieee) && !verbose) {
3970                         /* XXX we assume duplicates are adjacent */
3971                         assert(achans->ic_nchans > 0);
3972                         prev = &achans->ic_chans[achans->ic_nchans-1];
3973                         /* display highest power on channel */
3974                         if (c->ic_maxpower > prev->ic_maxpower)
3975                                 *prev = *c;
3976                 } else {
3977                         achans->ic_chans[achans->ic_nchans++] = *c;
3978                         setbit(reported, c->ic_ieee);
3979                 }
3980         }
3981         if (!verbose) {
3982                 half = achans->ic_nchans / 2;
3983                 if (achans->ic_nchans % 2)
3984                         half++;
3985
3986                 for (i = 0; i < achans->ic_nchans / 2; i++) {
3987                         print_txpow(&achans->ic_chans[i]);
3988                         print_txpow(&achans->ic_chans[half+i]);
3989                         printf("\n");
3990                 }
3991                 if (achans->ic_nchans % 2) {
3992                         print_txpow(&achans->ic_chans[i]);
3993                         printf("\n");
3994                 }
3995         } else {
3996                 for (i = 0; i < achans->ic_nchans; i++) {
3997                         print_txpow_verbose(&achans->ic_chans[i]);
3998                         printf("\n");
3999                 }
4000         }
4001         free(achans);
4002 }
4003
4004 static void
4005 list_keys(int s)
4006 {
4007 }
4008
4009 static void
4010 list_capabilities(int s)
4011 {
4012         struct ieee80211_devcaps_req *dc;
4013
4014         if (verbose)
4015                 dc = malloc(IEEE80211_DEVCAPS_SIZE(MAXCHAN));
4016         else
4017                 dc = malloc(IEEE80211_DEVCAPS_SIZE(1));
4018         if (dc == NULL)
4019                 errx(1, "no space for device capabilities");
4020         dc->dc_chaninfo.ic_nchans = verbose ? MAXCHAN : 1;
4021         getdevcaps(s, dc);
4022         printb("drivercaps", dc->dc_drivercaps, IEEE80211_C_BITS);
4023         if (dc->dc_cryptocaps != 0 || verbose) {
4024                 putchar('\n');
4025                 printb("cryptocaps", dc->dc_cryptocaps, IEEE80211_CRYPTO_BITS);
4026         }
4027         if (dc->dc_htcaps != 0 || verbose) {
4028                 putchar('\n');
4029                 printb("htcaps", dc->dc_htcaps, IEEE80211_HTCAP_BITS);
4030         }
4031         if (dc->dc_vhtcaps != 0 || verbose) {
4032                 putchar('\n');
4033                 printb("vhtcaps", dc->dc_vhtcaps, IEEE80211_VHTCAP_BITS);
4034         }
4035
4036         putchar('\n');
4037         if (verbose) {
4038                 chaninfo = &dc->dc_chaninfo;    /* XXX */
4039                 print_channels(s, &dc->dc_chaninfo, 1/*allchans*/, verbose);
4040         }
4041         free(dc);
4042 }
4043
4044 static int
4045 get80211wme(int s, int param, int ac, int *val)
4046 {
4047         struct ieee80211req ireq;
4048
4049         (void) memset(&ireq, 0, sizeof(ireq));
4050         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4051         ireq.i_type = param;
4052         ireq.i_len = ac;
4053         if (ioctl(s, SIOCG80211, &ireq) < 0) {
4054                 warn("cannot get WME parameter %d, ac %d%s",
4055                     param, ac & IEEE80211_WMEPARAM_VAL,
4056                     ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : "");
4057                 return -1;
4058         }
4059         *val = ireq.i_val;
4060         return 0;
4061 }
4062
4063 static void
4064 list_wme_aci(int s, const char *tag, int ac)
4065 {
4066         int val;
4067
4068         printf("\t%s", tag);
4069
4070         /* show WME BSS parameters */
4071         if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1)
4072                 printf(" cwmin %2u", val);
4073         if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1)
4074                 printf(" cwmax %2u", val);
4075         if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1)
4076                 printf(" aifs %2u", val);
4077         if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1)
4078                 printf(" txopLimit %3u", val);
4079         if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) {
4080                 if (val)
4081                         printf(" acm");
4082                 else if (verbose)
4083                         printf(" -acm");
4084         }
4085         /* !BSS only */
4086         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
4087                 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) {
4088                         if (!val)
4089                                 printf(" -ack");
4090                         else if (verbose)
4091                                 printf(" ack");
4092                 }
4093         }
4094         printf("\n");
4095 }
4096
4097 static void
4098 list_wme(int s)
4099 {
4100         static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" };
4101         int ac;
4102
4103         if (verbose) {
4104                 /* display both BSS and local settings */
4105                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) {
4106         again:
4107                         if (ac & IEEE80211_WMEPARAM_BSS)
4108                                 list_wme_aci(s, "     ", ac);
4109                         else
4110                                 list_wme_aci(s, acnames[ac], ac);
4111                         if ((ac & IEEE80211_WMEPARAM_BSS) == 0) {
4112                                 ac |= IEEE80211_WMEPARAM_BSS;
4113                                 goto again;
4114                         } else
4115                                 ac &= ~IEEE80211_WMEPARAM_BSS;
4116                 }
4117         } else {
4118                 /* display only channel settings */
4119                 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++)
4120                         list_wme_aci(s, acnames[ac], ac);
4121         }
4122 }
4123
4124 static void
4125 list_roam(int s)
4126 {
4127         const struct ieee80211_roamparam *rp;
4128         int mode;
4129
4130         getroam(s);
4131         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
4132                 rp = &roamparams.params[mode];
4133                 if (rp->rssi == 0 && rp->rate == 0)
4134                         continue;
4135                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
4136                         if (rp->rssi & 1)
4137                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm  MCS %2u    ",
4138                                     modename[mode], rp->rssi/2,
4139                                     rp->rate &~ IEEE80211_RATE_MCS);
4140                         else
4141                                 LINE_CHECK("roam:%-7.7s rssi %4udBm  MCS %2u    ",
4142                                     modename[mode], rp->rssi/2,
4143                                     rp->rate &~ IEEE80211_RATE_MCS);
4144                 } else {
4145                         if (rp->rssi & 1)
4146                                 LINE_CHECK("roam:%-7.7s rssi %2u.5dBm rate %2u Mb/s",
4147                                     modename[mode], rp->rssi/2, rp->rate/2);
4148                         else
4149                                 LINE_CHECK("roam:%-7.7s rssi %4udBm rate %2u Mb/s",
4150                                     modename[mode], rp->rssi/2, rp->rate/2);
4151                 }
4152         }
4153 }
4154
4155 static void
4156 list_txparams(int s)
4157 {
4158         const struct ieee80211_txparam *tp;
4159         int mode;
4160
4161         gettxparams(s);
4162         for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_MAX; mode++) {
4163                 tp = &txparams.params[mode];
4164                 if (tp->mgmtrate == 0 && tp->mcastrate == 0)
4165                         continue;
4166                 if (mode == IEEE80211_MODE_11NA || mode == IEEE80211_MODE_11NG) {
4167                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
4168                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u MCS  "
4169                                     "mcast %2u MCS  maxretry %u",
4170                                     modename[mode],
4171                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
4172                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
4173                                     tp->maxretry);
4174                         else
4175                                 LINE_CHECK("%-7.7s ucast %2u MCS  mgmt %2u MCS  "
4176                                     "mcast %2u MCS  maxretry %u",
4177                                     modename[mode],
4178                                     tp->ucastrate &~ IEEE80211_RATE_MCS,
4179                                     tp->mgmtrate &~ IEEE80211_RATE_MCS,
4180                                     tp->mcastrate &~ IEEE80211_RATE_MCS,
4181                                     tp->maxretry);
4182                 } else {
4183                         if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE)
4184                                 LINE_CHECK("%-7.7s ucast NONE    mgmt %2u Mb/s "
4185                                     "mcast %2u Mb/s maxretry %u",
4186                                     modename[mode],
4187                                     tp->mgmtrate/2,
4188                                     tp->mcastrate/2, tp->maxretry);
4189                         else
4190                                 LINE_CHECK("%-7.7s ucast %2u Mb/s mgmt %2u Mb/s "
4191                                     "mcast %2u Mb/s maxretry %u",
4192                                     modename[mode],
4193                                     tp->ucastrate/2, tp->mgmtrate/2,
4194                                     tp->mcastrate/2, tp->maxretry);
4195                 }
4196         }
4197 }
4198
4199 static void
4200 printpolicy(int policy)
4201 {
4202         switch (policy) {
4203         case IEEE80211_MACCMD_POLICY_OPEN:
4204                 printf("policy: open\n");
4205                 break;
4206         case IEEE80211_MACCMD_POLICY_ALLOW:
4207                 printf("policy: allow\n");
4208                 break;
4209         case IEEE80211_MACCMD_POLICY_DENY:
4210                 printf("policy: deny\n");
4211                 break;
4212         case IEEE80211_MACCMD_POLICY_RADIUS:
4213                 printf("policy: radius\n");
4214                 break;
4215         default:
4216                 printf("policy: unknown (%u)\n", policy);
4217                 break;
4218         }
4219 }
4220
4221 static void
4222 list_mac(int s)
4223 {
4224         struct ieee80211req ireq;
4225         struct ieee80211req_maclist *acllist;
4226         int i, nacls, policy, len;
4227         uint8_t *data;
4228         char c;
4229
4230         (void) memset(&ireq, 0, sizeof(ireq));
4231         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */
4232         ireq.i_type = IEEE80211_IOC_MACCMD;
4233         ireq.i_val = IEEE80211_MACCMD_POLICY;
4234         if (ioctl(s, SIOCG80211, &ireq) < 0) {
4235                 if (errno == EINVAL) {
4236                         printf("No acl policy loaded\n");
4237                         return;
4238                 }
4239                 err(1, "unable to get mac policy");
4240         }
4241         policy = ireq.i_val;
4242         if (policy == IEEE80211_MACCMD_POLICY_OPEN) {
4243                 c = '*';
4244         } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) {
4245                 c = '+';
4246         } else if (policy == IEEE80211_MACCMD_POLICY_DENY) {
4247                 c = '-';
4248         } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) {
4249                 c = 'r';                /* NB: should never have entries */
4250         } else {
4251                 printf("policy: unknown (%u)\n", policy);
4252                 c = '?';
4253         }
4254         if (verbose || c == '?')
4255                 printpolicy(policy);
4256
4257         ireq.i_val = IEEE80211_MACCMD_LIST;
4258         ireq.i_len = 0;
4259         if (ioctl(s, SIOCG80211, &ireq) < 0)
4260                 err(1, "unable to get mac acl list size");
4261         if (ireq.i_len == 0) {          /* NB: no acls */
4262                 if (!(verbose || c == '?'))
4263                         printpolicy(policy);
4264                 return;
4265         }
4266         len = ireq.i_len;
4267
4268         data = malloc(len);
4269         if (data == NULL)
4270                 err(1, "out of memory for acl list");
4271
4272         ireq.i_data = data;
4273         if (ioctl(s, SIOCG80211, &ireq) < 0)
4274                 err(1, "unable to get mac acl list");
4275         nacls = len / sizeof(*acllist);
4276         acllist = (struct ieee80211req_maclist *) data;
4277         for (i = 0; i < nacls; i++)
4278                 printf("%c%s\n", c, ether_ntoa(
4279                         (const struct ether_addr *) acllist[i].ml_macaddr));
4280         free(data);
4281 }
4282
4283 static void
4284 print_regdomain(const struct ieee80211_regdomain *reg, int verb)
4285 {
4286         if ((reg->regdomain != 0 &&
4287             reg->regdomain != reg->country) || verb) {
4288                 const struct regdomain *rd =
4289                     lib80211_regdomain_findbysku(getregdata(), reg->regdomain);
4290                 if (rd == NULL)
4291                         LINE_CHECK("regdomain %d", reg->regdomain);
4292                 else
4293                         LINE_CHECK("regdomain %s", rd->name);
4294         }
4295         if (reg->country != 0 || verb) {
4296                 const struct country *cc =
4297                     lib80211_country_findbycc(getregdata(), reg->country);
4298                 if (cc == NULL)
4299                         LINE_CHECK("country %d", reg->country);
4300                 else
4301                         LINE_CHECK("country %s", cc->isoname);
4302         }
4303         if (reg->location == 'I')
4304                 LINE_CHECK("indoor");
4305         else if (reg->location == 'O')
4306                 LINE_CHECK("outdoor");
4307         else if (verb)
4308                 LINE_CHECK("anywhere");
4309         if (reg->ecm)
4310                 LINE_CHECK("ecm");
4311         else if (verb)
4312                 LINE_CHECK("-ecm");
4313 }
4314
4315 static void
4316 list_regdomain(int s, int channelsalso)
4317 {
4318         getregdomain(s);
4319         if (channelsalso) {
4320                 getchaninfo(s);
4321                 spacer = ':';
4322                 print_regdomain(&regdomain, 1);
4323                 LINE_BREAK();
4324                 print_channels(s, chaninfo, 1/*allchans*/, 1/*verbose*/);
4325         } else
4326                 print_regdomain(&regdomain, verbose);
4327 }
4328
4329 static void
4330 list_mesh(int s)
4331 {
4332         struct ieee80211req ireq;
4333         struct ieee80211req_mesh_route routes[128];
4334         struct ieee80211req_mesh_route *rt;
4335
4336         (void) memset(&ireq, 0, sizeof(ireq));
4337         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4338         ireq.i_type = IEEE80211_IOC_MESH_RTCMD;
4339         ireq.i_val = IEEE80211_MESH_RTCMD_LIST;
4340         ireq.i_data = &routes;
4341         ireq.i_len = sizeof(routes);
4342         if (ioctl(s, SIOCG80211, &ireq) < 0)
4343                 err(1, "unable to get the Mesh routing table");
4344
4345         printf("%-17.17s %-17.17s %4s %4s %4s %6s %s\n"
4346                 , "DEST"
4347                 , "NEXT HOP"
4348                 , "HOPS"
4349                 , "METRIC"
4350                 , "LIFETIME"
4351                 , "MSEQ"
4352                 , "FLAGS");
4353
4354         for (rt = &routes[0]; rt - &routes[0] < ireq.i_len / sizeof(*rt); rt++){
4355                 printf("%s ",
4356                     ether_ntoa((const struct ether_addr *)rt->imr_dest));
4357                 printf("%s %4u   %4u   %6u %6u    %c%c\n",
4358                         ether_ntoa((const struct ether_addr *)rt->imr_nexthop),
4359                         rt->imr_nhops, rt->imr_metric, rt->imr_lifetime,
4360                         rt->imr_lastmseq,
4361                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_DISCOVER) ?
4362                             'D' :
4363                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_VALID) ?
4364                             'V' : '!',
4365                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_PROXY) ?
4366                             'P' :
4367                         (rt->imr_flags & IEEE80211_MESHRT_FLAGS_GATE) ?
4368                             'G' :' ');
4369         }
4370 }
4371
4372 static
4373 DECL_CMD_FUNC(set80211list, arg, d)
4374 {
4375 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
4376
4377         LINE_INIT('\t');
4378
4379         if (iseq(arg, "sta"))
4380                 list_stations(s);
4381         else if (iseq(arg, "scan") || iseq(arg, "ap"))
4382                 list_scan(s);
4383         else if (iseq(arg, "chan") || iseq(arg, "freq"))
4384                 list_channels(s, 1);
4385         else if (iseq(arg, "active"))
4386                 list_channels(s, 0);
4387         else if (iseq(arg, "keys"))
4388                 list_keys(s);
4389         else if (iseq(arg, "caps"))
4390                 list_capabilities(s);
4391         else if (iseq(arg, "wme") || iseq(arg, "wmm"))
4392                 list_wme(s);
4393         else if (iseq(arg, "mac"))
4394                 list_mac(s);
4395         else if (iseq(arg, "txpow"))
4396                 list_txpow(s);
4397         else if (iseq(arg, "roam"))
4398                 list_roam(s);
4399         else if (iseq(arg, "txparam") || iseq(arg, "txparm"))
4400                 list_txparams(s);
4401         else if (iseq(arg, "regdomain"))
4402                 list_regdomain(s, 1);
4403         else if (iseq(arg, "countries"))
4404                 list_countries();
4405         else if (iseq(arg, "mesh"))
4406                 list_mesh(s);
4407         else
4408                 errx(1, "Don't know how to list %s for %s", arg, name);
4409         LINE_BREAK();
4410 #undef iseq
4411 }
4412
4413 static enum ieee80211_opmode
4414 get80211opmode(int s)
4415 {
4416         struct ifmediareq ifmr;
4417
4418         (void) memset(&ifmr, 0, sizeof(ifmr));
4419         (void) strlcpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name));
4420
4421         if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) {
4422                 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) {
4423                         if (ifmr.ifm_current & IFM_FLAG0)
4424                                 return IEEE80211_M_AHDEMO;
4425                         else
4426                                 return IEEE80211_M_IBSS;
4427                 }
4428                 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP)
4429                         return IEEE80211_M_HOSTAP;
4430                 if (ifmr.ifm_current & IFM_IEEE80211_IBSS)
4431                         return IEEE80211_M_IBSS;
4432                 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR)
4433                         return IEEE80211_M_MONITOR;
4434                 if (ifmr.ifm_current & IFM_IEEE80211_MBSS)
4435                         return IEEE80211_M_MBSS;
4436         }
4437         return IEEE80211_M_STA;
4438 }
4439
4440 #if 0
4441 static void
4442 printcipher(int s, struct ieee80211req *ireq, int keylenop)
4443 {
4444         switch (ireq->i_val) {
4445         case IEEE80211_CIPHER_WEP:
4446                 ireq->i_type = keylenop;
4447                 if (ioctl(s, SIOCG80211, ireq) != -1)
4448                         printf("WEP-%s",
4449                             ireq->i_len <= 5 ? "40" :
4450                             ireq->i_len <= 13 ? "104" : "128");
4451                 else
4452                         printf("WEP");
4453                 break;
4454         case IEEE80211_CIPHER_TKIP:
4455                 printf("TKIP");
4456                 break;
4457         case IEEE80211_CIPHER_AES_OCB:
4458                 printf("AES-OCB");
4459                 break;
4460         case IEEE80211_CIPHER_AES_CCM:
4461                 printf("AES-CCM");
4462                 break;
4463         case IEEE80211_CIPHER_CKIP:
4464                 printf("CKIP");
4465                 break;
4466         case IEEE80211_CIPHER_NONE:
4467                 printf("NONE");
4468                 break;
4469         default:
4470                 printf("UNKNOWN (0x%x)", ireq->i_val);
4471                 break;
4472         }
4473 }
4474 #endif
4475
4476 static void
4477 printkey(const struct ieee80211req_key *ik)
4478 {
4479         static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE];
4480         u_int keylen = ik->ik_keylen;
4481         int printcontents;
4482
4483         printcontents = printkeys &&
4484                 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose);
4485         if (printcontents)
4486                 LINE_BREAK();
4487         switch (ik->ik_type) {
4488         case IEEE80211_CIPHER_WEP:
4489                 /* compatibility */
4490                 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1,
4491                     keylen <= 5 ? "40-bit" :
4492                     keylen <= 13 ? "104-bit" : "128-bit");
4493                 break;
4494         case IEEE80211_CIPHER_TKIP:
4495                 if (keylen > 128/8)
4496                         keylen -= 128/8;        /* ignore MIC for now */
4497                 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4498                 break;
4499         case IEEE80211_CIPHER_AES_OCB:
4500                 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4501                 break;
4502         case IEEE80211_CIPHER_AES_CCM:
4503                 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4504                 break;
4505         case IEEE80211_CIPHER_CKIP:
4506                 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4507                 break;
4508         case IEEE80211_CIPHER_NONE:
4509                 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen);
4510                 break;
4511         default:
4512                 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit",
4513                         ik->ik_type, ik->ik_keyix+1, 8*keylen);
4514                 break;
4515         }
4516         if (printcontents) {
4517                 u_int i;
4518
4519                 printf(" <");
4520                 for (i = 0; i < keylen; i++)
4521                         printf("%02x", ik->ik_keydata[i]);
4522                 printf(">");
4523                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4524                     (ik->ik_keyrsc != 0 || verbose))
4525                         printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc);
4526                 if (ik->ik_type != IEEE80211_CIPHER_WEP &&
4527                     (ik->ik_keytsc != 0 || verbose))
4528                         printf(" tsc %ju", (uintmax_t)ik->ik_keytsc);
4529                 if (ik->ik_flags != 0 && verbose) {
4530                         const char *sep = " ";
4531
4532                         if (ik->ik_flags & IEEE80211_KEY_XMIT)
4533                                 printf("%stx", sep), sep = "+";
4534                         if (ik->ik_flags & IEEE80211_KEY_RECV)
4535                                 printf("%srx", sep), sep = "+";
4536                         if (ik->ik_flags & IEEE80211_KEY_DEFAULT)
4537                                 printf("%sdef", sep), sep = "+";
4538                 }
4539                 LINE_BREAK();
4540         }
4541 }
4542
4543 static void
4544 printrate(const char *tag, int v, int defrate, int defmcs)
4545 {
4546         if ((v & IEEE80211_RATE_MCS) == 0) {
4547                 if (v != defrate) {
4548                         if (v & 1)
4549                                 LINE_CHECK("%s %d.5", tag, v/2);
4550                         else
4551                                 LINE_CHECK("%s %d", tag, v/2);
4552                 }
4553         } else {
4554                 if (v != defmcs)
4555                         LINE_CHECK("%s %d", tag, v &~ 0x80);
4556         }
4557 }
4558
4559 static int
4560 getid(int s, int ix, void *data, size_t len, int *plen, int mesh)
4561 {
4562         struct ieee80211req ireq;
4563
4564         (void) memset(&ireq, 0, sizeof(ireq));
4565         (void) strlcpy(ireq.i_name, name, sizeof(ireq.i_name));
4566         ireq.i_type = (!mesh) ? IEEE80211_IOC_SSID : IEEE80211_IOC_MESH_ID;
4567         ireq.i_val = ix;
4568         ireq.i_data = data;
4569         ireq.i_len = len;
4570         if (ioctl(s, SIOCG80211, &ireq) < 0)
4571                 return -1;
4572         *plen = ireq.i_len;
4573         return 0;
4574 }
4575
4576 static void
4577 ieee80211_status(int s)
4578 {
4579         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
4580         enum ieee80211_opmode opmode = get80211opmode(s);
4581         int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode;
4582         uint8_t data[32];
4583         const struct ieee80211_channel *c;
4584         const struct ieee80211_roamparam *rp;
4585         const struct ieee80211_txparam *tp;
4586
4587         if (getid(s, -1, data, sizeof(data), &len, 0) < 0) {
4588                 /* If we can't get the SSID, this isn't an 802.11 device. */
4589                 return;
4590         }
4591
4592         /*
4593          * Invalidate cached state so printing status for multiple
4594          * if's doesn't reuse the first interfaces' cached state.
4595          */
4596         gotcurchan = 0;
4597         gotroam = 0;
4598         gottxparams = 0;
4599         gothtconf = 0;
4600         gotregdomain = 0;
4601
4602         printf("\t");
4603         if (opmode == IEEE80211_M_MBSS) {
4604                 printf("meshid ");
4605                 getid(s, 0, data, sizeof(data), &len, 1);
4606                 print_string(data, len);
4607         } else {
4608                 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0)
4609                         num = 0;
4610                 printf("ssid ");
4611                 if (num > 1) {
4612                         for (i = 0; i < num; i++) {
4613                                 if (getid(s, i, data, sizeof(data), &len, 0) >= 0 && len > 0) {
4614                                         printf(" %d:", i + 1);
4615                                         print_string(data, len);
4616                                 }
4617                         }
4618                 } else
4619                         print_string(data, len);
4620         }
4621         c = getcurchan(s);
4622         if (c->ic_freq != IEEE80211_CHAN_ANY) {
4623                 char buf[14];
4624                 printf(" channel %d (%u MHz%s)", c->ic_ieee, c->ic_freq,
4625                         get_chaninfo(c, 1, buf, sizeof(buf)));
4626         } else if (verbose)
4627                 printf(" channel UNDEF");
4628
4629         if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 &&
4630             (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose))
4631                 printf(" bssid %s", ether_ntoa((struct ether_addr *)data));
4632
4633         if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) {
4634                 printf("\n\tstationname ");
4635                 print_string(data, len);
4636         }
4637
4638         spacer = ' ';           /* force first break */
4639         LINE_BREAK();
4640
4641         list_regdomain(s, 0);
4642
4643         wpa = 0;
4644         if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) {
4645                 switch (val) {
4646                 case IEEE80211_AUTH_NONE:
4647                         LINE_CHECK("authmode NONE");
4648                         break;
4649                 case IEEE80211_AUTH_OPEN:
4650                         LINE_CHECK("authmode OPEN");
4651                         break;
4652                 case IEEE80211_AUTH_SHARED:
4653                         LINE_CHECK("authmode SHARED");
4654                         break;
4655                 case IEEE80211_AUTH_8021X:
4656                         LINE_CHECK("authmode 802.1x");
4657                         break;
4658                 case IEEE80211_AUTH_WPA:
4659                         if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0)
4660                                 wpa = 1;        /* default to WPA1 */
4661                         switch (wpa) {
4662                         case 2:
4663                                 LINE_CHECK("authmode WPA2/802.11i");
4664                                 break;
4665                         case 3:
4666                                 LINE_CHECK("authmode WPA1+WPA2/802.11i");
4667                                 break;
4668                         default:
4669                                 LINE_CHECK("authmode WPA");
4670                                 break;
4671                         }
4672                         break;
4673                 case IEEE80211_AUTH_AUTO:
4674                         LINE_CHECK("authmode AUTO");
4675                         break;
4676                 default:
4677                         LINE_CHECK("authmode UNKNOWN (0x%x)", val);
4678                         break;
4679                 }
4680         }
4681
4682         if (wpa || verbose) {
4683                 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) {
4684                         if (val)
4685                                 LINE_CHECK("wps");
4686                         else if (verbose)
4687                                 LINE_CHECK("-wps");
4688                 }
4689                 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) {
4690                         if (val)
4691                                 LINE_CHECK("tsn");
4692                         else if (verbose)
4693                                 LINE_CHECK("-tsn");
4694                 }
4695                 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) {
4696                         if (val)
4697                                 LINE_CHECK("countermeasures");
4698                         else if (verbose)
4699                                 LINE_CHECK("-countermeasures");
4700                 }
4701 #if 0
4702                 /* XXX not interesting with WPA done in user space */
4703                 ireq.i_type = IEEE80211_IOC_KEYMGTALGS;
4704                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4705                 }
4706
4707                 ireq.i_type = IEEE80211_IOC_MCASTCIPHER;
4708                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4709                         LINE_CHECK("mcastcipher ");
4710                         printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN);
4711                         spacer = ' ';
4712                 }
4713
4714                 ireq.i_type = IEEE80211_IOC_UCASTCIPHER;
4715                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4716                         LINE_CHECK("ucastcipher ");
4717                         printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN);
4718                 }
4719
4720                 if (wpa & 2) {
4721                         ireq.i_type = IEEE80211_IOC_RSNCAPS;
4722                         if (ioctl(s, SIOCG80211, &ireq) != -1) {
4723                                 LINE_CHECK("RSN caps 0x%x", ireq.i_val);
4724                                 spacer = ' ';
4725                         }
4726                 }
4727
4728                 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS;
4729                 if (ioctl(s, SIOCG80211, &ireq) != -1) {
4730                 }
4731 #endif
4732         }
4733
4734         if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 &&
4735             wepmode != IEEE80211_WEP_NOSUP) {
4736
4737                 switch (wepmode) {
4738                 case IEEE80211_WEP_OFF:
4739                         LINE_CHECK("privacy OFF");
4740                         break;
4741                 case IEEE80211_WEP_ON:
4742                         LINE_CHECK("privacy ON");
4743                         break;
4744                 case IEEE80211_WEP_MIXED:
4745                         LINE_CHECK("privacy MIXED");
4746                         break;
4747                 default:
4748                         LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode);
4749                         break;
4750                 }
4751
4752                 /*
4753                  * If we get here then we've got WEP support so we need
4754                  * to print WEP status.
4755                  */
4756
4757                 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) {
4758                         warn("WEP support, but no tx key!");
4759                         goto end;
4760                 }
4761                 if (val != -1)
4762                         LINE_CHECK("deftxkey %d", val+1);
4763                 else if (wepmode != IEEE80211_WEP_OFF || verbose)
4764                         LINE_CHECK("deftxkey UNDEF");
4765
4766                 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) {
4767                         warn("WEP support, but no NUMWEPKEYS support!");
4768                         goto end;
4769                 }
4770
4771                 for (i = 0; i < num; i++) {
4772                         struct ieee80211req_key ik;
4773
4774                         memset(&ik, 0, sizeof(ik));
4775                         ik.ik_keyix = i;
4776                         if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) {
4777                                 warn("WEP support, but can get keys!");
4778                                 goto end;
4779                         }
4780                         if (ik.ik_keylen != 0) {
4781                                 if (verbose)
4782                                         LINE_BREAK();
4783                                 printkey(&ik);
4784                         }
4785                 }
4786 end:
4787                 ;
4788         }
4789
4790         if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 &&
4791             val != IEEE80211_POWERSAVE_NOSUP ) {
4792                 if (val != IEEE80211_POWERSAVE_OFF || verbose) {
4793                         switch (val) {
4794                         case IEEE80211_POWERSAVE_OFF:
4795                                 LINE_CHECK("powersavemode OFF");
4796                                 break;
4797                         case IEEE80211_POWERSAVE_CAM:
4798                                 LINE_CHECK("powersavemode CAM");
4799                                 break;
4800                         case IEEE80211_POWERSAVE_PSP:
4801                                 LINE_CHECK("powersavemode PSP");
4802                                 break;
4803                         case IEEE80211_POWERSAVE_PSP_CAM:
4804                                 LINE_CHECK("powersavemode PSP-CAM");
4805                                 break;
4806                         }
4807                         if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1)
4808                                 LINE_CHECK("powersavesleep %d", val);
4809                 }
4810         }
4811
4812         if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) {
4813                 if (val & 1)
4814                         LINE_CHECK("txpower %d.5", val/2);
4815                 else
4816                         LINE_CHECK("txpower %d", val/2);
4817         }
4818         if (verbose) {
4819                 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1)
4820                         LINE_CHECK("txpowmax %.1f", val/2.);
4821         }
4822
4823         if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) {
4824                 if (val)
4825                         LINE_CHECK("dotd");
4826                 else if (verbose)
4827                         LINE_CHECK("-dotd");
4828         }
4829
4830         if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) {
4831                 if (val != IEEE80211_RTS_MAX || verbose)
4832                         LINE_CHECK("rtsthreshold %d", val);
4833         }
4834
4835         if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) {
4836                 if (val != IEEE80211_FRAG_MAX || verbose)
4837                         LINE_CHECK("fragthreshold %d", val);
4838         }
4839         if (opmode == IEEE80211_M_STA || verbose) {
4840                 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) {
4841                         if (val != IEEE80211_HWBMISS_MAX || verbose)
4842                                 LINE_CHECK("bmiss %d", val);
4843                 }
4844         }
4845
4846         if (!verbose) {
4847                 gettxparams(s);
4848                 tp = &txparams.params[chan2mode(c)];
4849                 printrate("ucastrate", tp->ucastrate,
4850                     IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE);
4851                 printrate("mcastrate", tp->mcastrate, 2*1,
4852                     IEEE80211_RATE_MCS|0);
4853                 printrate("mgmtrate", tp->mgmtrate, 2*1,
4854                     IEEE80211_RATE_MCS|0);
4855                 if (tp->maxretry != 6)          /* XXX */
4856                         LINE_CHECK("maxretry %d", tp->maxretry);
4857         } else {
4858                 LINE_BREAK();
4859                 list_txparams(s);
4860         }
4861
4862         bgscaninterval = -1;
4863         (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval);
4864
4865         if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) {
4866                 if (val != bgscaninterval || verbose)
4867                         LINE_CHECK("scanvalid %u", val);
4868         }
4869
4870         bgscan = 0;
4871         if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) {
4872                 if (bgscan)
4873                         LINE_CHECK("bgscan");
4874                 else if (verbose)
4875                         LINE_CHECK("-bgscan");
4876         }
4877         if (bgscan || verbose) {
4878                 if (bgscaninterval != -1)
4879                         LINE_CHECK("bgscanintvl %u", bgscaninterval);
4880                 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1)
4881                         LINE_CHECK("bgscanidle %u", val);
4882                 if (!verbose) {
4883                         getroam(s);
4884                         rp = &roamparams.params[chan2mode(c)];
4885                         if (rp->rssi & 1)
4886                                 LINE_CHECK("roam:rssi %u.5", rp->rssi/2);
4887                         else
4888                                 LINE_CHECK("roam:rssi %u", rp->rssi/2);
4889                         LINE_CHECK("roam:rate %u", rp->rate/2);
4890                 } else {
4891                         LINE_BREAK();
4892                         list_roam(s);
4893                         LINE_BREAK();
4894                 }
4895         }
4896
4897         if (IEEE80211_IS_CHAN_ANYG(c) || verbose) {
4898                 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) {
4899                         if (val)
4900                                 LINE_CHECK("pureg");
4901                         else if (verbose)
4902                                 LINE_CHECK("-pureg");
4903                 }
4904                 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) {
4905                         switch (val) {
4906                         case IEEE80211_PROTMODE_OFF:
4907                                 LINE_CHECK("protmode OFF");
4908                                 break;
4909                         case IEEE80211_PROTMODE_CTS:
4910                                 LINE_CHECK("protmode CTS");
4911                                 break;
4912                         case IEEE80211_PROTMODE_RTSCTS:
4913                                 LINE_CHECK("protmode RTSCTS");
4914                                 break;
4915                         default:
4916                                 LINE_CHECK("protmode UNKNOWN (0x%x)", val);
4917                                 break;
4918                         }
4919                 }
4920         }
4921
4922         if (IEEE80211_IS_CHAN_HT(c) || verbose) {
4923                 gethtconf(s);
4924                 switch (htconf & 3) {
4925                 case 0:
4926                 case 2:
4927                         LINE_CHECK("-ht");
4928                         break;
4929                 case 1:
4930                         LINE_CHECK("ht20");
4931                         break;
4932                 case 3:
4933                         if (verbose)
4934                                 LINE_CHECK("ht");
4935                         break;
4936                 }
4937                 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) {
4938                         if (!val)
4939                                 LINE_CHECK("-htcompat");
4940                         else if (verbose)
4941                                 LINE_CHECK("htcompat");
4942                 }
4943                 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) {
4944                         switch (val) {
4945                         case 0:
4946                                 LINE_CHECK("-ampdu");
4947                                 break;
4948                         case 1:
4949                                 LINE_CHECK("ampdutx -ampdurx");
4950                                 break;
4951                         case 2:
4952                                 LINE_CHECK("-ampdutx ampdurx");
4953                                 break;
4954                         case 3:
4955                                 if (verbose)
4956                                         LINE_CHECK("ampdu");
4957                                 break;
4958                         }
4959                 }
4960                 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) {
4961                         switch (val) {
4962                         case IEEE80211_HTCAP_MAXRXAMPDU_8K:
4963                                 LINE_CHECK("ampdulimit 8k");
4964                                 break;
4965                         case IEEE80211_HTCAP_MAXRXAMPDU_16K:
4966                                 LINE_CHECK("ampdulimit 16k");
4967                                 break;
4968                         case IEEE80211_HTCAP_MAXRXAMPDU_32K:
4969                                 LINE_CHECK("ampdulimit 32k");
4970                                 break;
4971                         case IEEE80211_HTCAP_MAXRXAMPDU_64K:
4972                                 LINE_CHECK("ampdulimit 64k");
4973                                 break;
4974                         }
4975                 }
4976                 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) {
4977                         switch (val) {
4978                         case IEEE80211_HTCAP_MPDUDENSITY_NA:
4979                                 if (verbose)
4980                                         LINE_CHECK("ampdudensity NA");
4981                                 break;
4982                         case IEEE80211_HTCAP_MPDUDENSITY_025:
4983                                 LINE_CHECK("ampdudensity .25");
4984                                 break;
4985                         case IEEE80211_HTCAP_MPDUDENSITY_05:
4986                                 LINE_CHECK("ampdudensity .5");
4987                                 break;
4988                         case IEEE80211_HTCAP_MPDUDENSITY_1:
4989                                 LINE_CHECK("ampdudensity 1");
4990                                 break;
4991                         case IEEE80211_HTCAP_MPDUDENSITY_2:
4992                                 LINE_CHECK("ampdudensity 2");
4993                                 break;
4994                         case IEEE80211_HTCAP_MPDUDENSITY_4:
4995                                 LINE_CHECK("ampdudensity 4");
4996                                 break;
4997                         case IEEE80211_HTCAP_MPDUDENSITY_8:
4998                                 LINE_CHECK("ampdudensity 8");
4999                                 break;
5000                         case IEEE80211_HTCAP_MPDUDENSITY_16:
5001                                 LINE_CHECK("ampdudensity 16");
5002                                 break;
5003                         }
5004                 }
5005                 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) {
5006                         switch (val) {
5007                         case 0:
5008                                 LINE_CHECK("-amsdu");
5009                                 break;
5010                         case 1:
5011                                 LINE_CHECK("amsdutx -amsdurx");
5012                                 break;
5013                         case 2:
5014                                 LINE_CHECK("-amsdutx amsdurx");
5015                                 break;
5016                         case 3:
5017                                 if (verbose)
5018                                         LINE_CHECK("amsdu");
5019                                 break;
5020                         }
5021                 }
5022                 /* XXX amsdu limit */
5023                 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) {
5024                         if (val)
5025                                 LINE_CHECK("shortgi");
5026                         else if (verbose)
5027                                 LINE_CHECK("-shortgi");
5028                 }
5029                 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) {
5030                         if (val == IEEE80211_PROTMODE_OFF)
5031                                 LINE_CHECK("htprotmode OFF");
5032                         else if (val != IEEE80211_PROTMODE_RTSCTS)
5033                                 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val);
5034                         else if (verbose)
5035                                 LINE_CHECK("htprotmode RTSCTS");
5036                 }
5037                 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) {
5038                         if (val)
5039                                 LINE_CHECK("puren");
5040                         else if (verbose)
5041                                 LINE_CHECK("-puren");
5042                 }
5043                 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) {
5044                         if (val == IEEE80211_HTCAP_SMPS_DYNAMIC)
5045                                 LINE_CHECK("smpsdyn");
5046                         else if (val == IEEE80211_HTCAP_SMPS_ENA)
5047                                 LINE_CHECK("smps");
5048                         else if (verbose)
5049                                 LINE_CHECK("-smps");
5050                 }
5051                 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) {
5052                         if (val)
5053                                 LINE_CHECK("rifs");
5054                         else if (verbose)
5055                                 LINE_CHECK("-rifs");
5056                 }
5057                 if (get80211val(s, IEEE80211_IOC_STBC, &val) != -1) {
5058                         switch (val) {
5059                         case 0:
5060                                 LINE_CHECK("-stbc");
5061                                 break;
5062                         case 1:
5063                                 LINE_CHECK("stbctx -stbcrx");
5064                                 break;
5065                         case 2:
5066                                 LINE_CHECK("-stbctx stbcrx");
5067                                 break;
5068                         case 3:
5069                                 if (verbose)
5070                                         LINE_CHECK("stbc");
5071                                 break;
5072                         }
5073                 }
5074                 if (get80211val(s, IEEE80211_IOC_LDPC, &val) != -1) {
5075                         switch (val) {
5076                         case 0:
5077                                 LINE_CHECK("-ldpc");
5078                                 break;
5079                         case 1:
5080                                 LINE_CHECK("ldpctx -ldpcrx");
5081                                 break;
5082                         case 2:
5083                                 LINE_CHECK("-ldpctx ldpcrx");
5084                                 break;
5085                         case 3:
5086                                 if (verbose)
5087                                         LINE_CHECK("ldpc");
5088                                 break;
5089                         }
5090                 }
5091         }
5092
5093         if (IEEE80211_IS_CHAN_VHT(c) || verbose) {
5094                 getvhtconf(s);
5095                 if (vhtconf & 0x1)
5096                         LINE_CHECK("vht");
5097                 else
5098                         LINE_CHECK("-vht");
5099                 if (vhtconf & 0x2)
5100                         LINE_CHECK("vht40");
5101                 else
5102                         LINE_CHECK("-vht40");
5103                 if (vhtconf & 0x4)
5104                         LINE_CHECK("vht80");
5105                 else
5106                         LINE_CHECK("-vht80");
5107                 if (vhtconf & 0x8)
5108                         LINE_CHECK("vht80p80");
5109                 else
5110                         LINE_CHECK("-vht80p80");
5111                 if (vhtconf & 0x10)
5112                         LINE_CHECK("vht160");
5113                 else
5114                         LINE_CHECK("-vht160");
5115         }
5116
5117         if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) {
5118                 if (wme)
5119                         LINE_CHECK("wme");
5120                 else if (verbose)
5121                         LINE_CHECK("-wme");
5122         } else
5123                 wme = 0;
5124
5125         if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) {
5126                 if (val)
5127                         LINE_CHECK("burst");
5128                 else if (verbose)
5129                         LINE_CHECK("-burst");
5130         }
5131
5132         if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) {
5133                 if (val)
5134                         LINE_CHECK("ff");
5135                 else if (verbose)
5136                         LINE_CHECK("-ff");
5137         }
5138         if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) {
5139                 if (val)
5140                         LINE_CHECK("dturbo");
5141                 else if (verbose)
5142                         LINE_CHECK("-dturbo");
5143         }
5144         if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) {
5145                 if (val)
5146                         LINE_CHECK("dwds");
5147                 else if (verbose)
5148                         LINE_CHECK("-dwds");
5149         }
5150
5151         if (opmode == IEEE80211_M_HOSTAP) {
5152                 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) {
5153                         if (val)
5154                                 LINE_CHECK("hidessid");
5155                         else if (verbose)
5156                                 LINE_CHECK("-hidessid");
5157                 }
5158                 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) {
5159                         if (!val)
5160                                 LINE_CHECK("-apbridge");
5161                         else if (verbose)
5162                                 LINE_CHECK("apbridge");
5163                 }
5164                 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1)
5165                         LINE_CHECK("dtimperiod %u", val);
5166
5167                 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) {
5168                         if (!val)
5169                                 LINE_CHECK("-doth");
5170                         else if (verbose)
5171                                 LINE_CHECK("doth");
5172                 }
5173                 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) {
5174                         if (!val)
5175                                 LINE_CHECK("-dfs");
5176                         else if (verbose)
5177                                 LINE_CHECK("dfs");
5178                 }
5179                 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) {
5180                         if (!val)
5181                                 LINE_CHECK("-inact");
5182                         else if (verbose)
5183                                 LINE_CHECK("inact");
5184                 }
5185         } else {
5186                 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) {
5187                         if (val != IEEE80211_ROAMING_AUTO || verbose) {
5188                                 switch (val) {
5189                                 case IEEE80211_ROAMING_DEVICE:
5190                                         LINE_CHECK("roaming DEVICE");
5191                                         break;
5192                                 case IEEE80211_ROAMING_AUTO:
5193                                         LINE_CHECK("roaming AUTO");
5194                                         break;
5195                                 case IEEE80211_ROAMING_MANUAL:
5196                                         LINE_CHECK("roaming MANUAL");
5197                                         break;
5198                                 default:
5199                                         LINE_CHECK("roaming UNKNOWN (0x%x)",
5200                                                 val);
5201                                         break;
5202                                 }
5203                         }
5204                 }
5205         }
5206
5207         if (opmode == IEEE80211_M_AHDEMO) {
5208                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOT, &val) != -1)
5209                         LINE_CHECK("tdmaslot %u", val);
5210                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTCNT, &val) != -1)
5211                         LINE_CHECK("tdmaslotcnt %u", val);
5212                 if (get80211val(s, IEEE80211_IOC_TDMA_SLOTLEN, &val) != -1)
5213                         LINE_CHECK("tdmaslotlen %u", val);
5214                 if (get80211val(s, IEEE80211_IOC_TDMA_BINTERVAL, &val) != -1)
5215                         LINE_CHECK("tdmabintval %u", val);
5216         } else if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) {
5217                 /* XXX default define not visible */
5218                 if (val != 100 || verbose)
5219                         LINE_CHECK("bintval %u", val);
5220         }
5221
5222         if (wme && verbose) {
5223                 LINE_BREAK();
5224                 list_wme(s);
5225         }
5226
5227         if (opmode == IEEE80211_M_MBSS) {
5228                 if (get80211val(s, IEEE80211_IOC_MESH_TTL, &val) != -1) {
5229                         LINE_CHECK("meshttl %u", val);
5230                 }
5231                 if (get80211val(s, IEEE80211_IOC_MESH_AP, &val) != -1) {
5232                         if (val)
5233                                 LINE_CHECK("meshpeering");
5234                         else
5235                                 LINE_CHECK("-meshpeering");
5236                 }
5237                 if (get80211val(s, IEEE80211_IOC_MESH_FWRD, &val) != -1) {
5238                         if (val)
5239                                 LINE_CHECK("meshforward");
5240                         else
5241                                 LINE_CHECK("-meshforward");
5242                 }
5243                 if (get80211val(s, IEEE80211_IOC_MESH_GATE, &val) != -1) {
5244                         if (val)
5245                                 LINE_CHECK("meshgate");
5246                         else
5247                                 LINE_CHECK("-meshgate");
5248                 }
5249                 if (get80211len(s, IEEE80211_IOC_MESH_PR_METRIC, data, 12,
5250                     &len) != -1) {
5251                         data[len] = '\0';
5252                         LINE_CHECK("meshmetric %s", data);
5253                 }
5254                 if (get80211len(s, IEEE80211_IOC_MESH_PR_PATH, data, 12,
5255                     &len) != -1) {
5256                         data[len] = '\0';
5257                         LINE_CHECK("meshpath %s", data);
5258                 }
5259                 if (get80211val(s, IEEE80211_IOC_HWMP_ROOTMODE, &val) != -1) {
5260                         switch (val) {
5261                         case IEEE80211_HWMP_ROOTMODE_DISABLED:
5262                                 LINE_CHECK("hwmprootmode DISABLED");
5263                                 break;
5264                         case IEEE80211_HWMP_ROOTMODE_NORMAL:
5265                                 LINE_CHECK("hwmprootmode NORMAL");
5266                                 break;
5267                         case IEEE80211_HWMP_ROOTMODE_PROACTIVE:
5268                                 LINE_CHECK("hwmprootmode PROACTIVE");
5269                                 break;
5270                         case IEEE80211_HWMP_ROOTMODE_RANN:
5271                                 LINE_CHECK("hwmprootmode RANN");
5272                                 break;
5273                         default:
5274                                 LINE_CHECK("hwmprootmode UNKNOWN(%d)", val);
5275                                 break;
5276                         }
5277                 }
5278                 if (get80211val(s, IEEE80211_IOC_HWMP_MAXHOPS, &val) != -1) {
5279                         LINE_CHECK("hwmpmaxhops %u", val);
5280                 }
5281         }
5282
5283         LINE_BREAK();
5284 }
5285
5286 static int
5287 get80211(int s, int type, void *data, int len)
5288 {
5289
5290         return (lib80211_get80211(s, name, type, data, len));
5291 }
5292
5293 static int
5294 get80211len(int s, int type, void *data, int len, int *plen)
5295 {
5296
5297         return (lib80211_get80211len(s, name, type, data, len, plen));
5298 }
5299
5300 static int
5301 get80211val(int s, int type, int *val)
5302 {
5303
5304         return (lib80211_get80211val(s, name, type, val));
5305 }
5306
5307 static void
5308 set80211(int s, int type, int val, int len, void *data)
5309 {
5310         int ret;
5311
5312         ret = lib80211_set80211(s, name, type, val, len, data);
5313         if (ret < 0)
5314                 err(1, "SIOCS80211");
5315 }
5316
5317 static const char *
5318 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp)
5319 {
5320         int len;
5321         int hexstr;
5322         u_int8_t *p;
5323
5324         len = *lenp;
5325         p = buf;
5326         hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x');
5327         if (hexstr)
5328                 val += 2;
5329         for (;;) {
5330                 if (*val == '\0')
5331                         break;
5332                 if (sep != NULL && strchr(sep, *val) != NULL) {
5333                         val++;
5334                         break;
5335                 }
5336                 if (hexstr) {
5337                         if (!isxdigit((u_char)val[0])) {
5338                                 warnx("bad hexadecimal digits");
5339                                 return NULL;
5340                         }
5341                         if (!isxdigit((u_char)val[1])) {
5342                                 warnx("odd count hexadecimal digits");
5343                                 return NULL;
5344                         }
5345                 }
5346                 if (p >= buf + len) {
5347                         if (hexstr)
5348                                 warnx("hexadecimal digits too long");
5349                         else
5350                                 warnx("string too long");
5351                         return NULL;
5352                 }
5353                 if (hexstr) {
5354 #define tohex(x)        (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10)
5355                         *p++ = (tohex((u_char)val[0]) << 4) |
5356                             tohex((u_char)val[1]);
5357 #undef tohex
5358                         val += 2;
5359                 } else
5360                         *p++ = *val++;
5361         }
5362         len = p - buf;
5363         /* The string "-" is treated as the empty string. */
5364         if (!hexstr && len == 1 && buf[0] == '-') {
5365                 len = 0;
5366                 memset(buf, 0, *lenp);
5367         } else if (len < *lenp)
5368                 memset(p, 0, *lenp - len);
5369         *lenp = len;
5370         return val;
5371 }
5372
5373 static void
5374 print_string(const u_int8_t *buf, int len)
5375 {
5376         int i;
5377         int hasspc;
5378
5379         i = 0;
5380         hasspc = 0;
5381         for (; i < len; i++) {
5382                 if (!isprint(buf[i]) && buf[i] != '\0')
5383                         break;
5384                 if (isspace(buf[i]))
5385                         hasspc++;
5386         }
5387         if (i == len) {
5388                 if (hasspc || len == 0 || buf[0] == '\0')
5389                         printf("\"%.*s\"", len, buf);
5390                 else
5391                         printf("%.*s", len, buf);
5392         } else {
5393                 printf("0x");
5394                 for (i = 0; i < len; i++)
5395                         printf("%02x", buf[i]);
5396         }
5397 }
5398
5399 static void
5400 setdefregdomain(int s)
5401 {
5402         struct regdata *rdp = getregdata();
5403         const struct regdomain *rd;
5404
5405         /* Check if regdomain/country was already set by a previous call. */
5406         /* XXX is it possible? */
5407         if (regdomain.regdomain != 0 ||
5408             regdomain.country != CTRY_DEFAULT)
5409                 return;
5410
5411         getregdomain(s);
5412
5413         /* Check if it was already set by the driver. */
5414         if (regdomain.regdomain != 0 ||
5415             regdomain.country != CTRY_DEFAULT)
5416                 return;
5417
5418         /* Set FCC/US as default. */
5419         rd = lib80211_regdomain_findbysku(rdp, SKU_FCC);
5420         if (rd == NULL)
5421                 errx(1, "FCC regdomain was not found");
5422
5423         regdomain.regdomain = rd->sku;
5424         if (rd->cc != NULL)
5425                 defaultcountry(rd);
5426
5427         /* Send changes to net80211. */
5428         setregdomain_cb(s, &regdomain);
5429
5430         /* Cleanup (so it can be overriden by subsequent parameters). */
5431         regdomain.regdomain = 0;
5432         regdomain.country = CTRY_DEFAULT;
5433         regdomain.isocc[0] = 0;
5434         regdomain.isocc[1] = 0;
5435 }
5436
5437 /*
5438  * Virtual AP cloning support.
5439  */
5440 static struct ieee80211_clone_params params = {
5441         .icp_opmode     = IEEE80211_M_STA,      /* default to station mode */
5442 };
5443
5444 static void
5445 wlan_create(int s, struct ifreq *ifr)
5446 {
5447         static const uint8_t zerobssid[IEEE80211_ADDR_LEN];
5448         char orig_name[IFNAMSIZ];
5449
5450         if (params.icp_parent[0] == '\0')
5451                 errx(1, "must specify a parent device (wlandev) when creating "
5452                     "a wlan device");
5453         if (params.icp_opmode == IEEE80211_M_WDS &&
5454             memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0)
5455                 errx(1, "no bssid specified for WDS (use wlanbssid)");
5456         ifr->ifr_data = (caddr_t) &params;
5457         if (ioctl(s, SIOCIFCREATE2, ifr) < 0)
5458                 err(1, "SIOCIFCREATE2");
5459
5460         /* XXX preserve original name for ifclonecreate(). */
5461         strlcpy(orig_name, name, sizeof(orig_name));
5462         strlcpy(name, ifr->ifr_name, sizeof(name));
5463
5464         setdefregdomain(s);
5465
5466         strlcpy(name, orig_name, sizeof(name));
5467 }
5468
5469 static
5470 DECL_CMD_FUNC(set80211clone_wlandev, arg, d)
5471 {
5472         strlcpy(params.icp_parent, arg, IFNAMSIZ);
5473 }
5474
5475 static
5476 DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d)
5477 {
5478         const struct ether_addr *ea;
5479
5480         ea = ether_aton(arg);
5481         if (ea == NULL)
5482                 errx(1, "%s: cannot parse bssid", arg);
5483         memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN);
5484 }
5485
5486 static
5487 DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d)
5488 {
5489         const struct ether_addr *ea;
5490
5491         ea = ether_aton(arg);
5492         if (ea == NULL)
5493                 errx(1, "%s: cannot parse address", arg);
5494         memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN);
5495         params.icp_flags |= IEEE80211_CLONE_MACADDR;
5496 }
5497
5498 static
5499 DECL_CMD_FUNC(set80211clone_wlanmode, arg, d)
5500 {
5501 #define iseq(a,b)       (strncasecmp(a,b,sizeof(b)-1) == 0)
5502         if (iseq(arg, "sta"))
5503                 params.icp_opmode = IEEE80211_M_STA;
5504         else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo"))
5505                 params.icp_opmode = IEEE80211_M_AHDEMO;
5506         else if (iseq(arg, "ibss") || iseq(arg, "adhoc"))
5507                 params.icp_opmode = IEEE80211_M_IBSS;
5508         else if (iseq(arg, "ap") || iseq(arg, "host"))
5509                 params.icp_opmode = IEEE80211_M_HOSTAP;
5510         else if (iseq(arg, "wds"))
5511                 params.icp_opmode = IEEE80211_M_WDS;
5512         else if (iseq(arg, "monitor"))
5513                 params.icp_opmode = IEEE80211_M_MONITOR;
5514         else if (iseq(arg, "tdma")) {
5515                 params.icp_opmode = IEEE80211_M_AHDEMO;
5516                 params.icp_flags |= IEEE80211_CLONE_TDMA;
5517         } else if (iseq(arg, "mesh") || iseq(arg, "mp")) /* mesh point */
5518                 params.icp_opmode = IEEE80211_M_MBSS;
5519         else
5520                 errx(1, "Don't know to create %s for %s", arg, name);
5521 #undef iseq
5522 }
5523
5524 static void
5525 set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp)
5526 {
5527         /* NB: inverted sense */
5528         if (d)
5529                 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS;
5530         else
5531                 params.icp_flags |= IEEE80211_CLONE_NOBEACONS;
5532 }
5533
5534 static void
5535 set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp)
5536 {
5537         if (d)
5538                 params.icp_flags |= IEEE80211_CLONE_BSSID;
5539         else
5540                 params.icp_flags &= ~IEEE80211_CLONE_BSSID;
5541 }
5542
5543 static void
5544 set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp)
5545 {
5546         if (d)
5547                 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY;
5548         else
5549                 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY;
5550 }
5551
5552 static struct cmd ieee80211_cmds[] = {
5553         DEF_CMD_ARG("ssid",             set80211ssid),
5554         DEF_CMD_ARG("nwid",             set80211ssid),
5555         DEF_CMD_ARG("meshid",           set80211meshid),
5556         DEF_CMD_ARG("stationname",      set80211stationname),
5557         DEF_CMD_ARG("station",          set80211stationname),   /* BSD/OS */
5558         DEF_CMD_ARG("channel",          set80211channel),
5559         DEF_CMD_ARG("authmode",         set80211authmode),
5560         DEF_CMD_ARG("powersavemode",    set80211powersavemode),
5561         DEF_CMD("powersave",    1,      set80211powersave),
5562         DEF_CMD("-powersave",   0,      set80211powersave),
5563         DEF_CMD_ARG("powersavesleep",   set80211powersavesleep),
5564         DEF_CMD_ARG("wepmode",          set80211wepmode),
5565         DEF_CMD("wep",          1,      set80211wep),
5566         DEF_CMD("-wep",         0,      set80211wep),
5567         DEF_CMD_ARG("deftxkey",         set80211weptxkey),
5568         DEF_CMD_ARG("weptxkey",         set80211weptxkey),
5569         DEF_CMD_ARG("wepkey",           set80211wepkey),
5570         DEF_CMD_ARG("nwkey",            set80211nwkey),         /* NetBSD */
5571         DEF_CMD("-nwkey",       0,      set80211wep),           /* NetBSD */
5572         DEF_CMD_ARG("rtsthreshold",     set80211rtsthreshold),
5573         DEF_CMD_ARG("protmode",         set80211protmode),
5574         DEF_CMD_ARG("txpower",          set80211txpower),
5575         DEF_CMD_ARG("roaming",          set80211roaming),
5576         DEF_CMD("wme",          1,      set80211wme),
5577         DEF_CMD("-wme",         0,      set80211wme),
5578         DEF_CMD("wmm",          1,      set80211wme),
5579         DEF_CMD("-wmm",         0,      set80211wme),
5580         DEF_CMD("hidessid",     1,      set80211hidessid),
5581         DEF_CMD("-hidessid",    0,      set80211hidessid),
5582         DEF_CMD("apbridge",     1,      set80211apbridge),
5583         DEF_CMD("-apbridge",    0,      set80211apbridge),
5584         DEF_CMD_ARG("chanlist",         set80211chanlist),
5585         DEF_CMD_ARG("bssid",            set80211bssid),
5586         DEF_CMD_ARG("ap",               set80211bssid),
5587         DEF_CMD("scan", 0,              set80211scan),
5588         DEF_CMD_ARG("list",             set80211list),
5589         DEF_CMD_ARG2("cwmin",           set80211cwmin),
5590         DEF_CMD_ARG2("cwmax",           set80211cwmax),
5591         DEF_CMD_ARG2("aifs",            set80211aifs),
5592         DEF_CMD_ARG2("txoplimit",       set80211txoplimit),
5593         DEF_CMD_ARG("acm",              set80211acm),
5594         DEF_CMD_ARG("-acm",             set80211noacm),
5595         DEF_CMD_ARG("ack",              set80211ackpolicy),
5596         DEF_CMD_ARG("-ack",             set80211noackpolicy),
5597         DEF_CMD_ARG2("bss:cwmin",       set80211bsscwmin),
5598         DEF_CMD_ARG2("bss:cwmax",       set80211bsscwmax),
5599         DEF_CMD_ARG2("bss:aifs",        set80211bssaifs),
5600         DEF_CMD_ARG2("bss:txoplimit",   set80211bsstxoplimit),
5601         DEF_CMD_ARG("dtimperiod",       set80211dtimperiod),
5602         DEF_CMD_ARG("bintval",          set80211bintval),
5603         DEF_CMD("mac:open",     IEEE80211_MACCMD_POLICY_OPEN,   set80211maccmd),
5604         DEF_CMD("mac:allow",    IEEE80211_MACCMD_POLICY_ALLOW,  set80211maccmd),
5605         DEF_CMD("mac:deny",     IEEE80211_MACCMD_POLICY_DENY,   set80211maccmd),
5606         DEF_CMD("mac:radius",   IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd),
5607         DEF_CMD("mac:flush",    IEEE80211_MACCMD_FLUSH,         set80211maccmd),
5608         DEF_CMD("mac:detach",   IEEE80211_MACCMD_DETACH,        set80211maccmd),
5609         DEF_CMD_ARG("mac:add",          set80211addmac),
5610         DEF_CMD_ARG("mac:del",          set80211delmac),
5611         DEF_CMD_ARG("mac:kick",         set80211kickmac),
5612         DEF_CMD("pureg",        1,      set80211pureg),
5613         DEF_CMD("-pureg",       0,      set80211pureg),
5614         DEF_CMD("ff",           1,      set80211fastframes),
5615         DEF_CMD("-ff",          0,      set80211fastframes),
5616         DEF_CMD("dturbo",       1,      set80211dturbo),
5617         DEF_CMD("-dturbo",      0,      set80211dturbo),
5618         DEF_CMD("bgscan",       1,      set80211bgscan),
5619         DEF_CMD("-bgscan",      0,      set80211bgscan),
5620         DEF_CMD_ARG("bgscanidle",       set80211bgscanidle),
5621         DEF_CMD_ARG("bgscanintvl",      set80211bgscanintvl),
5622         DEF_CMD_ARG("scanvalid",        set80211scanvalid),
5623         DEF_CMD("quiet",        1,      set80211quiet),
5624         DEF_CMD("-quiet",       0,      set80211quiet),
5625         DEF_CMD_ARG("quiet_count",      set80211quietcount),
5626         DEF_CMD_ARG("quiet_period",     set80211quietperiod),
5627         DEF_CMD_ARG("quiet_duration",   set80211quietduration),
5628         DEF_CMD_ARG("quiet_offset",     set80211quietoffset),
5629         DEF_CMD_ARG("roam:rssi",        set80211roamrssi),
5630         DEF_CMD_ARG("roam:rate",        set80211roamrate),
5631         DEF_CMD_ARG("mcastrate",        set80211mcastrate),
5632         DEF_CMD_ARG("ucastrate",        set80211ucastrate),
5633         DEF_CMD_ARG("mgtrate",          set80211mgtrate),
5634         DEF_CMD_ARG("mgmtrate",         set80211mgtrate),
5635         DEF_CMD_ARG("maxretry",         set80211maxretry),
5636         DEF_CMD_ARG("fragthreshold",    set80211fragthreshold),
5637         DEF_CMD("burst",        1,      set80211burst),
5638         DEF_CMD("-burst",       0,      set80211burst),
5639         DEF_CMD_ARG("bmiss",            set80211bmissthreshold),
5640         DEF_CMD_ARG("bmissthreshold",   set80211bmissthreshold),
5641         DEF_CMD("shortgi",      1,      set80211shortgi),
5642         DEF_CMD("-shortgi",     0,      set80211shortgi),
5643         DEF_CMD("ampdurx",      2,      set80211ampdu),
5644         DEF_CMD("-ampdurx",     -2,     set80211ampdu),
5645         DEF_CMD("ampdutx",      1,      set80211ampdu),
5646         DEF_CMD("-ampdutx",     -1,     set80211ampdu),
5647         DEF_CMD("ampdu",        3,      set80211ampdu),         /* NB: tx+rx */
5648         DEF_CMD("-ampdu",       -3,     set80211ampdu),
5649         DEF_CMD_ARG("ampdulimit",       set80211ampdulimit),
5650         DEF_CMD_ARG("ampdudensity",     set80211ampdudensity),
5651         DEF_CMD("amsdurx",      2,      set80211amsdu),
5652         DEF_CMD("-amsdurx",     -2,     set80211amsdu),
5653         DEF_CMD("amsdutx",      1,      set80211amsdu),
5654         DEF_CMD("-amsdutx",     -1,     set80211amsdu),
5655         DEF_CMD("amsdu",        3,      set80211amsdu),         /* NB: tx+rx */
5656         DEF_CMD("-amsdu",       -3,     set80211amsdu),
5657         DEF_CMD_ARG("amsdulimit",       set80211amsdulimit),
5658         DEF_CMD("stbcrx",       2,      set80211stbc),
5659         DEF_CMD("-stbcrx",      -2,     set80211stbc),
5660         DEF_CMD("stbctx",       1,      set80211stbc),
5661         DEF_CMD("-stbctx",      -1,     set80211stbc),
5662         DEF_CMD("stbc",         3,      set80211stbc),          /* NB: tx+rx */
5663         DEF_CMD("-stbc",        -3,     set80211stbc),
5664         DEF_CMD("ldpcrx",       2,      set80211ldpc),
5665         DEF_CMD("-ldpcrx",      -2,     set80211ldpc),
5666         DEF_CMD("ldpctx",       1,      set80211ldpc),
5667         DEF_CMD("-ldpctx",      -1,     set80211ldpc),
5668         DEF_CMD("ldpc",         3,      set80211ldpc),          /* NB: tx+rx */
5669         DEF_CMD("-ldpc",        -3,     set80211ldpc),
5670         DEF_CMD("puren",        1,      set80211puren),
5671         DEF_CMD("-puren",       0,      set80211puren),
5672         DEF_CMD("doth",         1,      set80211doth),
5673         DEF_CMD("-doth",        0,      set80211doth),
5674         DEF_CMD("dfs",          1,      set80211dfs),
5675         DEF_CMD("-dfs",         0,      set80211dfs),
5676         DEF_CMD("htcompat",     1,      set80211htcompat),
5677         DEF_CMD("-htcompat",    0,      set80211htcompat),
5678         DEF_CMD("dwds",         1,      set80211dwds),
5679         DEF_CMD("-dwds",        0,      set80211dwds),
5680         DEF_CMD("inact",        1,      set80211inact),
5681         DEF_CMD("-inact",       0,      set80211inact),
5682         DEF_CMD("tsn",          1,      set80211tsn),
5683         DEF_CMD("-tsn",         0,      set80211tsn),
5684         DEF_CMD_ARG("regdomain",        set80211regdomain),
5685         DEF_CMD_ARG("country",          set80211country),
5686         DEF_CMD("indoor",       'I',    set80211location),
5687         DEF_CMD("-indoor",      'O',    set80211location),
5688         DEF_CMD("outdoor",      'O',    set80211location),
5689         DEF_CMD("-outdoor",     'I',    set80211location),
5690         DEF_CMD("anywhere",     ' ',    set80211location),
5691         DEF_CMD("ecm",          1,      set80211ecm),
5692         DEF_CMD("-ecm",         0,      set80211ecm),
5693         DEF_CMD("dotd",         1,      set80211dotd),
5694         DEF_CMD("-dotd",        0,      set80211dotd),
5695         DEF_CMD_ARG("htprotmode",       set80211htprotmode),
5696         DEF_CMD("ht20",         1,      set80211htconf),
5697         DEF_CMD("-ht20",        0,      set80211htconf),
5698         DEF_CMD("ht40",         3,      set80211htconf),        /* NB: 20+40 */
5699         DEF_CMD("-ht40",        0,      set80211htconf),
5700         DEF_CMD("ht",           3,      set80211htconf),        /* NB: 20+40 */
5701         DEF_CMD("-ht",          0,      set80211htconf),
5702         DEF_CMD("vht",          1,      set80211vhtconf),
5703         DEF_CMD("-vht",         0,      set80211vhtconf),
5704         DEF_CMD("vht40",                2,      set80211vhtconf),
5705         DEF_CMD("-vht40",               -2,     set80211vhtconf),
5706         DEF_CMD("vht80",                4,      set80211vhtconf),
5707         DEF_CMD("-vht80",               -4,     set80211vhtconf),
5708         DEF_CMD("vht80p80",             8,      set80211vhtconf),
5709         DEF_CMD("-vht80p80",            -8,     set80211vhtconf),
5710         DEF_CMD("vht160",               16,     set80211vhtconf),
5711         DEF_CMD("-vht160",              -16,    set80211vhtconf),
5712         DEF_CMD("rifs",         1,      set80211rifs),
5713         DEF_CMD("-rifs",        0,      set80211rifs),
5714         DEF_CMD("smps",         IEEE80211_HTCAP_SMPS_ENA,       set80211smps),
5715         DEF_CMD("smpsdyn",      IEEE80211_HTCAP_SMPS_DYNAMIC,   set80211smps),
5716         DEF_CMD("-smps",        IEEE80211_HTCAP_SMPS_OFF,       set80211smps),
5717         /* XXX for testing */
5718         DEF_CMD_ARG("chanswitch",       set80211chanswitch),
5719
5720         DEF_CMD_ARG("tdmaslot",         set80211tdmaslot),
5721         DEF_CMD_ARG("tdmaslotcnt",      set80211tdmaslotcnt),
5722         DEF_CMD_ARG("tdmaslotlen",      set80211tdmaslotlen),
5723         DEF_CMD_ARG("tdmabintval",      set80211tdmabintval),
5724
5725         DEF_CMD_ARG("meshttl",          set80211meshttl),
5726         DEF_CMD("meshforward",  1,      set80211meshforward),
5727         DEF_CMD("-meshforward", 0,      set80211meshforward),
5728         DEF_CMD("meshgate",     1,      set80211meshgate),
5729         DEF_CMD("-meshgate",    0,      set80211meshgate),
5730         DEF_CMD("meshpeering",  1,      set80211meshpeering),
5731         DEF_CMD("-meshpeering", 0,      set80211meshpeering),
5732         DEF_CMD_ARG("meshmetric",       set80211meshmetric),
5733         DEF_CMD_ARG("meshpath",         set80211meshpath),
5734         DEF_CMD("meshrt:flush", IEEE80211_MESH_RTCMD_FLUSH,     set80211meshrtcmd),
5735         DEF_CMD_ARG("meshrt:add",       set80211addmeshrt),
5736         DEF_CMD_ARG("meshrt:del",       set80211delmeshrt),
5737         DEF_CMD_ARG("hwmprootmode",     set80211hwmprootmode),
5738         DEF_CMD_ARG("hwmpmaxhops",      set80211hwmpmaxhops),
5739
5740         /* vap cloning support */
5741         DEF_CLONE_CMD_ARG("wlanaddr",   set80211clone_wlanaddr),
5742         DEF_CLONE_CMD_ARG("wlanbssid",  set80211clone_wlanbssid),
5743         DEF_CLONE_CMD_ARG("wlandev",    set80211clone_wlandev),
5744         DEF_CLONE_CMD_ARG("wlanmode",   set80211clone_wlanmode),
5745         DEF_CLONE_CMD("beacons", 1,     set80211clone_beacons),
5746         DEF_CLONE_CMD("-beacons", 0,    set80211clone_beacons),
5747         DEF_CLONE_CMD("bssid",  1,      set80211clone_bssid),
5748         DEF_CLONE_CMD("-bssid", 0,      set80211clone_bssid),
5749         DEF_CLONE_CMD("wdslegacy", 1,   set80211clone_wdslegacy),
5750         DEF_CLONE_CMD("-wdslegacy", 0,  set80211clone_wdslegacy),
5751 };
5752 static struct afswtch af_ieee80211 = {
5753         .af_name        = "af_ieee80211",
5754         .af_af          = AF_UNSPEC,
5755         .af_other_status = ieee80211_status,
5756 };
5757
5758 static __constructor void
5759 ieee80211_ctor(void)
5760 {
5761         int i;
5762
5763         for (i = 0; i < nitems(ieee80211_cmds);  i++)
5764                 cmd_register(&ieee80211_cmds[i]);
5765         af_register(&af_ieee80211);
5766         clone_setdefcallback("wlan", wlan_create);
5767 }