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