ifieee80211.c revision 186104
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: head/sbin/ifconfig/ifieee80211.c 186104 2008-12-15 01:10:52Z sam $ 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 * 3. All advertising materials mentioning features or use of this software 47 * must display the following acknowledgement: 48 * This product includes software developed by the NetBSD 49 * Foundation, Inc. and its contributors. 50 * 4. Neither the name of The NetBSD Foundation nor the names of its 51 * contributors may be used to endorse or promote products derived 52 * from this software without specific prior written permission. 53 * 54 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 55 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 56 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 57 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 58 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 59 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 60 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 61 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 62 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 63 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 64 * POSSIBILITY OF SUCH DAMAGE. 65 */ 66 67#include <sys/param.h> 68#include <sys/ioctl.h> 69#include <sys/socket.h> 70#include <sys/sysctl.h> 71#include <sys/time.h> 72 73#include <net/ethernet.h> 74#include <net/if.h> 75#include <net/if_dl.h> 76#include <net/if_types.h> 77#include <net/if_media.h> 78#include <net/route.h> 79 80#include <net80211/ieee80211_ioctl.h> 81 82#include <ctype.h> 83#include <err.h> 84#include <errno.h> 85#include <fcntl.h> 86#include <inttypes.h> 87#include <stdio.h> 88#include <stdlib.h> 89#include <string.h> 90#include <unistd.h> 91#include <stdarg.h> 92#include <stddef.h> /* NB: for offsetof */ 93 94#include "ifconfig.h" 95#include "regdomain.h" 96 97#ifndef IEEE80211_FIXED_RATE_NONE 98#define IEEE80211_FIXED_RATE_NONE 0xff 99#endif 100 101#define REQ_ECM 0x01000000 /* enable if ECM set */ 102#define REQ_OUTDOOR 0x02000000 /* enable for outdoor operation */ 103#define REQ_FLAGS 0xff000000 /* private flags, don't pass to os */ 104 105/* XXX need these publicly defined or similar */ 106#ifndef IEEE80211_NODE_AUTH 107#define IEEE80211_NODE_AUTH 0x0001 /* authorized for data */ 108#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 109#define IEEE80211_NODE_ERP 0x0004 /* ERP enabled */ 110#define IEEE80211_NODE_PWR_MGT 0x0010 /* power save mode enabled */ 111#define IEEE80211_NODE_HT 0x0040 /* HT enabled */ 112#define IEEE80211_NODE_HTCOMPAT 0x0080 /* HT setup w/ vendor OUI's */ 113#define IEEE80211_NODE_WPS 0x0100 /* WPS association */ 114#define IEEE80211_NODE_TSN 0x0200 /* TSN association */ 115#define IEEE80211_NODE_AMPDU_RX 0x0400 /* AMPDU rx enabled */ 116#define IEEE80211_NODE_AMPDU_TX 0x0800 /* AMPDU tx enabled */ 117#define IEEE80211_NODE_MIMO_PS 0x1000 /* MIMO power save enabled */ 118#define IEEE80211_NODE_MIMO_RTS 0x2000 /* send RTS in MIMO PS */ 119#define IEEE80211_NODE_RIFS 0x4000 /* RIFS enabled */ 120#endif 121 122#define MAXCOL 78 123static int col; 124static char spacer; 125 126static void LINE_INIT(char c); 127static void LINE_BREAK(void); 128static void LINE_CHECK(const char *fmt, ...); 129 130static const char *modename[] = { 131 "auto", "11a", "11b", "11g", "fh", "turboA", "turboG", 132 "sturbo", "11na", "11ng" 133}; 134 135static void set80211(int s, int type, int val, int len, void *data); 136static int get80211(int s, int type, void *data, int len); 137static int get80211len(int s, int type, void *data, int len, int *plen); 138static int get80211val(int s, int type, int *val); 139static const char *get_string(const char *val, const char *sep, 140 u_int8_t *buf, int *lenp); 141static void print_string(const u_int8_t *buf, int len); 142static void print_regdomain(const struct ieee80211_regdomain *, int); 143static void print_channels(int, const struct ieee80211req_chaninfo *, 144 int allchans, int verbose); 145static void regdomain_makechannels(struct ieee80211_regdomain_req *, 146 const struct ieee80211_devcaps_req *); 147 148static struct ieee80211req_chaninfo chaninfo; 149static struct ieee80211_regdomain regdomain; 150static int gotregdomain = 0; 151static struct ieee80211_roamparams_req roamparams; 152static int gotroam = 0; 153static struct ieee80211_txparams_req txparams; 154static int gottxparams = 0; 155static struct ieee80211_channel curchan; 156static int gotcurchan = 0; 157static struct ifmediareq *ifmr; 158static int htconf = 0; 159static int gothtconf = 0; 160 161static void 162gethtconf(int s) 163{ 164 if (gothtconf) 165 return; 166 if (get80211val(s, IEEE80211_IOC_HTCONF, &htconf) < 0) 167 warn("unable to get HT configuration information"); 168 gothtconf = 1; 169} 170 171/* 172 * Collect channel info from the kernel. We use this (mostly) 173 * to handle mapping between frequency and IEEE channel number. 174 */ 175static void 176getchaninfo(int s) 177{ 178 if (chaninfo.ic_nchans != 0) 179 return; 180 if (get80211(s, IEEE80211_IOC_CHANINFO, &chaninfo, sizeof(chaninfo)) < 0) 181 errx(1, "unable to get channel information"); 182 ifmr = ifmedia_getstate(s); 183 gethtconf(s); 184} 185 186static struct regdata * 187getregdata(void) 188{ 189 static struct regdata *rdp = NULL; 190 if (rdp == NULL) { 191 rdp = lib80211_alloc_regdata(); 192 if (rdp == NULL) 193 errx(-1, "missing or corrupted regdomain database"); 194 } 195 return rdp; 196} 197 198/* 199 * Given the channel at index i with attributes from, 200 * check if there is a channel with attributes to in 201 * the channel table. With suitable attributes this 202 * allows the caller to look for promotion; e.g. from 203 * 11b > 11g. 204 */ 205static int 206canpromote(int i, int from, int to) 207{ 208 const struct ieee80211_channel *fc = &chaninfo.ic_chans[i]; 209 int j; 210 211 if ((fc->ic_flags & from) != from) 212 return i; 213 /* NB: quick check exploiting ordering of chans w/ same frequency */ 214 if (i+1 < chaninfo.ic_nchans && 215 chaninfo.ic_chans[i+1].ic_freq == fc->ic_freq && 216 (chaninfo.ic_chans[i+1].ic_flags & to) == to) 217 return i+1; 218 /* brute force search in case channel list is not ordered */ 219 for (j = 0; j < chaninfo.ic_nchans; j++) { 220 const struct ieee80211_channel *tc = &chaninfo.ic_chans[j]; 221 if (j != i && 222 tc->ic_freq == fc->ic_freq && (tc->ic_flags & to) == to) 223 return j; 224 } 225 return i; 226} 227 228/* 229 * Handle channel promotion. When a channel is specified with 230 * only a frequency we want to promote it to the ``best'' channel 231 * available. The channel list has separate entries for 11b, 11g, 232 * 11a, and 11n[ga] channels so specifying a frequency w/o any 233 * attributes requires we upgrade, e.g. from 11b -> 11g. This 234 * gets complicated when the channel is specified on the same 235 * command line with a media request that constrains the available 236 * channe list (e.g. mode 11a); we want to honor that to avoid 237 * confusing behaviour. 238 */ 239static int 240promote(int i) 241{ 242 /* 243 * Query the current mode of the interface in case it's 244 * constrained (e.g. to 11a). We must do this carefully 245 * as there may be a pending ifmedia request in which case 246 * asking the kernel will give us the wrong answer. This 247 * is an unfortunate side-effect of the way ifconfig is 248 * structure for modularity (yech). 249 * 250 * NB: ifmr is actually setup in getchaninfo (above); we 251 * assume it's called coincident with to this call so 252 * we have a ``current setting''; otherwise we must pass 253 * the socket descriptor down to here so we can make 254 * the ifmedia_getstate call ourselves. 255 */ 256 int chanmode = ifmr != NULL ? IFM_MODE(ifmr->ifm_current) : IFM_AUTO; 257 258 /* when ambiguous promote to ``best'' */ 259 /* NB: we abitrarily pick HT40+ over HT40- */ 260 if (chanmode != IFM_IEEE80211_11B) 261 i = canpromote(i, IEEE80211_CHAN_B, IEEE80211_CHAN_G); 262 if (chanmode != IFM_IEEE80211_11G && (htconf & 1)) { 263 i = canpromote(i, IEEE80211_CHAN_G, 264 IEEE80211_CHAN_G | IEEE80211_CHAN_HT20); 265 if (htconf & 2) { 266 i = canpromote(i, IEEE80211_CHAN_G, 267 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D); 268 i = canpromote(i, IEEE80211_CHAN_G, 269 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U); 270 } 271 } 272 if (chanmode != IFM_IEEE80211_11A && (htconf & 1)) { 273 i = canpromote(i, IEEE80211_CHAN_A, 274 IEEE80211_CHAN_A | IEEE80211_CHAN_HT20); 275 if (htconf & 2) { 276 i = canpromote(i, IEEE80211_CHAN_A, 277 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D); 278 i = canpromote(i, IEEE80211_CHAN_A, 279 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U); 280 } 281 } 282 return i; 283} 284 285static void 286mapfreq(struct ieee80211_channel *chan, int freq, int flags) 287{ 288 int i; 289 290 for (i = 0; i < chaninfo.ic_nchans; i++) { 291 const struct ieee80211_channel *c = &chaninfo.ic_chans[i]; 292 293 if (c->ic_freq == freq && (c->ic_flags & flags) == flags) { 294 if (flags == 0) { 295 /* when ambiguous promote to ``best'' */ 296 c = &chaninfo.ic_chans[promote(i)]; 297 } 298 *chan = *c; 299 return; 300 } 301 } 302 errx(1, "unknown/undefined frequency %u/0x%x", freq, flags); 303} 304 305static void 306mapchan(struct ieee80211_channel *chan, int ieee, int flags) 307{ 308 int i; 309 310 for (i = 0; i < chaninfo.ic_nchans; i++) { 311 const struct ieee80211_channel *c = &chaninfo.ic_chans[i]; 312 313 if (c->ic_ieee == ieee && (c->ic_flags & flags) == flags) { 314 if (flags == 0) { 315 /* when ambiguous promote to ``best'' */ 316 c = &chaninfo.ic_chans[promote(i)]; 317 } 318 *chan = *c; 319 return; 320 } 321 } 322 errx(1, "unknown/undefined channel number %d flags 0x%x", ieee, flags); 323} 324 325static const struct ieee80211_channel * 326getcurchan(int s) 327{ 328 if (gotcurchan) 329 return &curchan; 330 if (get80211(s, IEEE80211_IOC_CURCHAN, &curchan, sizeof(curchan)) < 0) { 331 int val; 332 /* fall back to legacy ioctl */ 333 if (get80211val(s, IEEE80211_IOC_CHANNEL, &val) < 0) 334 errx(-1, "cannot figure out current channel"); 335 getchaninfo(s); 336 mapchan(&curchan, val, 0); 337 } 338 gotcurchan = 1; 339 return &curchan; 340} 341 342static enum ieee80211_phymode 343chan2mode(const struct ieee80211_channel *c) 344{ 345 if (IEEE80211_IS_CHAN_HTA(c)) 346 return IEEE80211_MODE_11NA; 347 if (IEEE80211_IS_CHAN_HTG(c)) 348 return IEEE80211_MODE_11NG; 349 if (IEEE80211_IS_CHAN_108A(c)) 350 return IEEE80211_MODE_TURBO_A; 351 if (IEEE80211_IS_CHAN_108G(c)) 352 return IEEE80211_MODE_TURBO_G; 353 if (IEEE80211_IS_CHAN_ST(c)) 354 return IEEE80211_MODE_STURBO_A; 355 if (IEEE80211_IS_CHAN_FHSS(c)) 356 return IEEE80211_MODE_FH; 357 if (IEEE80211_IS_CHAN_A(c)) 358 return IEEE80211_MODE_11A; 359 if (IEEE80211_IS_CHAN_ANYG(c)) 360 return IEEE80211_MODE_11G; 361 if (IEEE80211_IS_CHAN_B(c)) 362 return IEEE80211_MODE_11B; 363 return IEEE80211_MODE_AUTO; 364} 365 366static void 367getroam(int s) 368{ 369 if (gotroam) 370 return; 371 if (get80211(s, IEEE80211_IOC_ROAM, 372 &roamparams, sizeof(roamparams)) < 0) 373 errx(1, "unable to get roaming parameters"); 374 gotroam = 1; 375} 376 377static void 378setroam_cb(int s, void *arg) 379{ 380 struct ieee80211_roamparams_req *roam = arg; 381 set80211(s, IEEE80211_IOC_ROAM, 0, sizeof(*roam), roam); 382} 383 384static void 385gettxparams(int s) 386{ 387 if (gottxparams) 388 return; 389 if (get80211(s, IEEE80211_IOC_TXPARAMS, 390 &txparams, sizeof(txparams)) < 0) 391 errx(1, "unable to get transmit parameters"); 392 gottxparams = 1; 393} 394 395static void 396settxparams_cb(int s, void *arg) 397{ 398 struct ieee80211_txparams_req *txp = arg; 399 set80211(s, IEEE80211_IOC_TXPARAMS, 0, sizeof(*txp), txp); 400} 401 402static void 403getregdomain(int s) 404{ 405 if (gotregdomain) 406 return; 407 if (get80211(s, IEEE80211_IOC_REGDOMAIN, 408 ®domain, sizeof(regdomain)) < 0) 409 errx(1, "unable to get regulatory domain info"); 410 gotregdomain = 1; 411} 412 413static void 414getdevcaps(int s, struct ieee80211_devcaps_req *dc) 415{ 416 if (get80211(s, IEEE80211_IOC_DEVCAPS, dc, sizeof(*dc)) < 0) 417 errx(1, "unable to get device capabilities"); 418} 419 420static void 421setregdomain_cb(int s, void *arg) 422{ 423 struct ieee80211_regdomain_req req; 424 struct ieee80211_regdomain *rd = arg; 425 struct ieee80211_devcaps_req dc; 426 struct regdata *rdp = getregdata(); 427 428 if (rd->country != NO_COUNTRY) { 429 const struct country *cc; 430 /* 431 * Check current country seting to make sure it's 432 * compatible with the new regdomain. If not, then 433 * override it with any default country for this 434 * SKU. If we cannot arrange a match, then abort. 435 */ 436 cc = lib80211_country_findbycc(rdp, rd->country); 437 if (cc == NULL) 438 errx(1, "unknown ISO country code %d", rd->country); 439 if (cc->rd->sku != rd->regdomain) { 440 const struct regdomain *rp; 441 /* 442 * Check if country is incompatible with regdomain. 443 * To enable multiple regdomains for a country code 444 * we permit a mismatch between the regdomain and 445 * the country's associated regdomain when the 446 * regdomain is setup w/o a default country. For 447 * example, US is bound to the FCC regdomain but 448 * we allow US to be combined with FCC3 because FCC3 449 * has not default country. This allows bogus 450 * combinations like FCC3+DK which are resolved when 451 * constructing the channel list by deferring to the 452 * regdomain to construct the channel list. 453 */ 454 rp = lib80211_regdomain_findbysku(rdp, rd->regdomain); 455 if (rp == NULL) 456 errx(1, "country %s (%s) is not usable with " 457 "regdomain %d", cc->isoname, cc->name, 458 rd->regdomain); 459 else if (rp->cc != NULL && rp->cc != cc) 460 errx(1, "country %s (%s) is not usable with " 461 "regdomain %s", cc->isoname, cc->name, 462 rp->name); 463 } 464 } 465 req.rd = *rd; 466 /* 467 * Fetch the device capabilities and calculate the 468 * full set of netbands for which we request a new 469 * channel list be constructed. Once that's done we 470 * push the regdomain info + channel list to the kernel. 471 */ 472 getdevcaps(s, &dc); 473#if 0 474 if (verbose) { 475 printf("drivercaps: 0x%x\n", dc.dc_drivercaps); 476 printf("cryptocaps: 0x%x\n", dc.dc_cryptocaps); 477 printf("htcaps : 0x%x\n", dc.dc_htcaps); 478 memcpy(&chaninfo, &dc.dc_chaninfo, sizeof(chaninfo)); 479 print_channels(s, &dc.dc_chaninfo, 1/*allchans*/, 1/*verbose*/); 480 } 481#endif 482 regdomain_makechannels(&req, &dc); 483 if (verbose) { 484 LINE_INIT(':'); 485 print_regdomain(rd, 1/*verbose*/); 486 LINE_BREAK(); 487 memcpy(&chaninfo, &req.chaninfo, sizeof(chaninfo)); 488 print_channels(s, &req.chaninfo, 1/*allchans*/, 1/*verbose*/); 489 } 490 if (req.chaninfo.ic_nchans == 0) 491 errx(1, "no channels calculated"); 492 set80211(s, IEEE80211_IOC_REGDOMAIN, 0, sizeof(req), &req); 493} 494 495static int 496ieee80211_mhz2ieee(int freq, int flags) 497{ 498 struct ieee80211_channel chan; 499 mapfreq(&chan, freq, flags); 500 return chan.ic_ieee; 501} 502 503static int 504isanyarg(const char *arg) 505{ 506 return (strncmp(arg, "-", 1) == 0 || 507 strncasecmp(arg, "any", 3) == 0 || strncasecmp(arg, "off", 3) == 0); 508} 509 510static void 511set80211ssid(const char *val, int d, int s, const struct afswtch *rafp) 512{ 513 int ssid; 514 int len; 515 u_int8_t data[IEEE80211_NWID_LEN]; 516 517 ssid = 0; 518 len = strlen(val); 519 if (len > 2 && isdigit((int)val[0]) && val[1] == ':') { 520 ssid = atoi(val)-1; 521 val += 2; 522 } 523 524 bzero(data, sizeof(data)); 525 len = sizeof(data); 526 if (get_string(val, NULL, data, &len) == NULL) 527 exit(1); 528 529 set80211(s, IEEE80211_IOC_SSID, ssid, len, data); 530} 531 532static void 533set80211stationname(const char *val, int d, int s, const struct afswtch *rafp) 534{ 535 int len; 536 u_int8_t data[33]; 537 538 bzero(data, sizeof(data)); 539 len = sizeof(data); 540 get_string(val, NULL, data, &len); 541 542 set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data); 543} 544 545/* 546 * Parse a channel specification for attributes/flags. 547 * The syntax is: 548 * freq/xx channel width (5,10,20,40,40+,40-) 549 * freq:mode channel mode (a,b,g,h,n,t,s,d) 550 * 551 * These can be combined in either order; e.g. 2437:ng/40. 552 * Modes are case insensitive. 553 * 554 * The result is not validated here; it's assumed to be 555 * checked against the channel table fetched from the kernel. 556 */ 557static int 558getchannelflags(const char *val, int freq) 559{ 560#define _CHAN_HT 0x80000000 561 const char *cp; 562 int flags; 563 564 flags = 0; 565 566 cp = strchr(val, ':'); 567 if (cp != NULL) { 568 for (cp++; isalpha((int) *cp); cp++) { 569 /* accept mixed case */ 570 int c = *cp; 571 if (isupper(c)) 572 c = tolower(c); 573 switch (c) { 574 case 'a': /* 802.11a */ 575 flags |= IEEE80211_CHAN_A; 576 break; 577 case 'b': /* 802.11b */ 578 flags |= IEEE80211_CHAN_B; 579 break; 580 case 'g': /* 802.11g */ 581 flags |= IEEE80211_CHAN_G; 582 break; 583 case 'h': /* ht = 802.11n */ 584 case 'n': /* 802.11n */ 585 flags |= _CHAN_HT; /* NB: private */ 586 break; 587 case 'd': /* dt = Atheros Dynamic Turbo */ 588 flags |= IEEE80211_CHAN_TURBO; 589 break; 590 case 't': /* ht, dt, st, t */ 591 /* dt and unadorned t specify Dynamic Turbo */ 592 if ((flags & (IEEE80211_CHAN_STURBO|_CHAN_HT)) == 0) 593 flags |= IEEE80211_CHAN_TURBO; 594 break; 595 case 's': /* st = Atheros Static Turbo */ 596 flags |= IEEE80211_CHAN_STURBO; 597 break; 598 default: 599 errx(-1, "%s: Invalid channel attribute %c\n", 600 val, *cp); 601 } 602 } 603 } 604 cp = strchr(val, '/'); 605 if (cp != NULL) { 606 char *ep; 607 u_long cw = strtoul(cp+1, &ep, 10); 608 609 switch (cw) { 610 case 5: 611 flags |= IEEE80211_CHAN_QUARTER; 612 break; 613 case 10: 614 flags |= IEEE80211_CHAN_HALF; 615 break; 616 case 20: 617 /* NB: this may be removed below */ 618 flags |= IEEE80211_CHAN_HT20; 619 break; 620 case 40: 621 if (ep != NULL && *ep == '+') 622 flags |= IEEE80211_CHAN_HT40U; 623 else if (ep != NULL && *ep == '-') 624 flags |= IEEE80211_CHAN_HT40D; 625 break; 626 default: 627 errx(-1, "%s: Invalid channel width\n", val); 628 } 629 } 630 /* 631 * Cleanup specifications. 632 */ 633 if ((flags & _CHAN_HT) == 0) { 634 /* 635 * If user specified freq/20 or freq/40 quietly remove 636 * HT cw attributes depending on channel use. To give 637 * an explicit 20/40 width for an HT channel you must 638 * indicate it is an HT channel since all HT channels 639 * are also usable for legacy operation; e.g. freq:n/40. 640 */ 641 flags &= ~IEEE80211_CHAN_HT; 642 } else { 643 /* 644 * Remove private indicator that this is an HT channel 645 * and if no explicit channel width has been given 646 * provide the default settings. 647 */ 648 flags &= ~_CHAN_HT; 649 if ((flags & IEEE80211_CHAN_HT) == 0) { 650 struct ieee80211_channel chan; 651 /* 652 * Consult the channel list to see if we can use 653 * HT40+ or HT40- (if both the map routines choose). 654 */ 655 if (freq > 255) 656 mapfreq(&chan, freq, 0); 657 else 658 mapchan(&chan, freq, 0); 659 flags |= (chan.ic_flags & IEEE80211_CHAN_HT); 660 } 661 } 662 return flags; 663#undef _CHAN_HT 664} 665 666static void 667set80211channel(const char *val, int d, int s, const struct afswtch *rafp) 668{ 669 struct ieee80211_channel chan; 670 671 memset(&chan, 0, sizeof(chan)); 672 if (!isanyarg(val)) { 673 int v, flags; 674 char *ep; 675 676 getchaninfo(s); 677 v = strtol(val, &ep, 10); 678 if (val[0] == '\0' || val == ep || errno == ERANGE || 679 /* channel may be suffixed with nothing, :flag, or /width */ 680 (ep[0] != '\0' && ep[0] != ':' && ep[0] != '/')) 681 errx(1, "invalid channel specification"); 682 flags = getchannelflags(val, v); 683 if (v > 255) { /* treat as frequency */ 684 mapfreq(&chan, v, flags); 685 } else { 686 mapchan(&chan, v, flags); 687 } 688 } else { 689 chan.ic_freq = IEEE80211_CHAN_ANY; 690 } 691 set80211(s, IEEE80211_IOC_CURCHAN, 0, sizeof(chan), &chan); 692} 693 694static void 695set80211chanswitch(const char *val, int d, int s, const struct afswtch *rafp) 696{ 697 struct ieee80211_chanswitch_req csr; 698 int v, flags; 699 700 memset(&csr, 0, sizeof(csr)); 701 getchaninfo(s); 702 v = atoi(val); 703 flags = getchannelflags(val, v); 704 if (v > 255) { /* treat as frequency */ 705 mapfreq(&csr.csa_chan, v, flags); 706 } else { 707 mapchan(&csr.csa_chan, v, flags); 708 } 709 csr.csa_mode = 1; 710 csr.csa_count = 5; 711 set80211(s, IEEE80211_IOC_CHANSWITCH, 0, sizeof(csr), &csr); 712} 713 714static void 715set80211authmode(const char *val, int d, int s, const struct afswtch *rafp) 716{ 717 int mode; 718 719 if (strcasecmp(val, "none") == 0) { 720 mode = IEEE80211_AUTH_NONE; 721 } else if (strcasecmp(val, "open") == 0) { 722 mode = IEEE80211_AUTH_OPEN; 723 } else if (strcasecmp(val, "shared") == 0) { 724 mode = IEEE80211_AUTH_SHARED; 725 } else if (strcasecmp(val, "8021x") == 0) { 726 mode = IEEE80211_AUTH_8021X; 727 } else if (strcasecmp(val, "wpa") == 0) { 728 mode = IEEE80211_AUTH_WPA; 729 } else { 730 errx(1, "unknown authmode"); 731 } 732 733 set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL); 734} 735 736static void 737set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp) 738{ 739 int mode; 740 741 if (strcasecmp(val, "off") == 0) { 742 mode = IEEE80211_POWERSAVE_OFF; 743 } else if (strcasecmp(val, "on") == 0) { 744 mode = IEEE80211_POWERSAVE_ON; 745 } else if (strcasecmp(val, "cam") == 0) { 746 mode = IEEE80211_POWERSAVE_CAM; 747 } else if (strcasecmp(val, "psp") == 0) { 748 mode = IEEE80211_POWERSAVE_PSP; 749 } else if (strcasecmp(val, "psp-cam") == 0) { 750 mode = IEEE80211_POWERSAVE_PSP_CAM; 751 } else { 752 errx(1, "unknown powersavemode"); 753 } 754 755 set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL); 756} 757 758static void 759set80211powersave(const char *val, int d, int s, const struct afswtch *rafp) 760{ 761 if (d == 0) 762 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF, 763 0, NULL); 764 else 765 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON, 766 0, NULL); 767} 768 769static void 770set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp) 771{ 772 set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL); 773} 774 775static void 776set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp) 777{ 778 int mode; 779 780 if (strcasecmp(val, "off") == 0) { 781 mode = IEEE80211_WEP_OFF; 782 } else if (strcasecmp(val, "on") == 0) { 783 mode = IEEE80211_WEP_ON; 784 } else if (strcasecmp(val, "mixed") == 0) { 785 mode = IEEE80211_WEP_MIXED; 786 } else { 787 errx(1, "unknown wep mode"); 788 } 789 790 set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL); 791} 792 793static void 794set80211wep(const char *val, int d, int s, const struct afswtch *rafp) 795{ 796 set80211(s, IEEE80211_IOC_WEP, d, 0, NULL); 797} 798 799static int 800isundefarg(const char *arg) 801{ 802 return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0); 803} 804 805static void 806set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp) 807{ 808 if (isundefarg(val)) 809 set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL); 810 else 811 set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL); 812} 813 814static void 815set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp) 816{ 817 int key = 0; 818 int len; 819 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 820 821 if (isdigit((int)val[0]) && val[1] == ':') { 822 key = atoi(val)-1; 823 val += 2; 824 } 825 826 bzero(data, sizeof(data)); 827 len = sizeof(data); 828 get_string(val, NULL, data, &len); 829 830 set80211(s, IEEE80211_IOC_WEPKEY, key, len, data); 831} 832 833/* 834 * This function is purely a NetBSD compatability interface. The NetBSD 835 * interface is too inflexible, but it's there so we'll support it since 836 * it's not all that hard. 837 */ 838static void 839set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp) 840{ 841 int txkey; 842 int i, len; 843 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 844 845 set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL); 846 847 if (isdigit((int)val[0]) && val[1] == ':') { 848 txkey = val[0]-'0'-1; 849 val += 2; 850 851 for (i = 0; i < 4; i++) { 852 bzero(data, sizeof(data)); 853 len = sizeof(data); 854 val = get_string(val, ",", data, &len); 855 if (val == NULL) 856 exit(1); 857 858 set80211(s, IEEE80211_IOC_WEPKEY, i, len, data); 859 } 860 } else { 861 bzero(data, sizeof(data)); 862 len = sizeof(data); 863 get_string(val, NULL, data, &len); 864 txkey = 0; 865 866 set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data); 867 868 bzero(data, sizeof(data)); 869 for (i = 1; i < 4; i++) 870 set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data); 871 } 872 873 set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL); 874} 875 876static void 877set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp) 878{ 879 set80211(s, IEEE80211_IOC_RTSTHRESHOLD, 880 isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL); 881} 882 883static void 884set80211protmode(const char *val, int d, int s, const struct afswtch *rafp) 885{ 886 int mode; 887 888 if (strcasecmp(val, "off") == 0) { 889 mode = IEEE80211_PROTMODE_OFF; 890 } else if (strcasecmp(val, "cts") == 0) { 891 mode = IEEE80211_PROTMODE_CTS; 892 } else if (strncasecmp(val, "rtscts", 3) == 0) { 893 mode = IEEE80211_PROTMODE_RTSCTS; 894 } else { 895 errx(1, "unknown protection mode"); 896 } 897 898 set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL); 899} 900 901static void 902set80211htprotmode(const char *val, int d, int s, const struct afswtch *rafp) 903{ 904 int mode; 905 906 if (strcasecmp(val, "off") == 0) { 907 mode = IEEE80211_PROTMODE_OFF; 908 } else if (strncasecmp(val, "rts", 3) == 0) { 909 mode = IEEE80211_PROTMODE_RTSCTS; 910 } else { 911 errx(1, "unknown protection mode"); 912 } 913 914 set80211(s, IEEE80211_IOC_HTPROTMODE, mode, 0, NULL); 915} 916 917static void 918set80211txpower(const char *val, int d, int s, const struct afswtch *rafp) 919{ 920 double v = atof(val); 921 int txpow; 922 923 txpow = (int) (2*v); 924 if (txpow != 2*v) 925 errx(-1, "invalid tx power (must be .5 dBm units)"); 926 set80211(s, IEEE80211_IOC_TXPOWER, txpow, 0, NULL); 927} 928 929#define IEEE80211_ROAMING_DEVICE 0 930#define IEEE80211_ROAMING_AUTO 1 931#define IEEE80211_ROAMING_MANUAL 2 932 933static void 934set80211roaming(const char *val, int d, int s, const struct afswtch *rafp) 935{ 936 int mode; 937 938 if (strcasecmp(val, "device") == 0) { 939 mode = IEEE80211_ROAMING_DEVICE; 940 } else if (strcasecmp(val, "auto") == 0) { 941 mode = IEEE80211_ROAMING_AUTO; 942 } else if (strcasecmp(val, "manual") == 0) { 943 mode = IEEE80211_ROAMING_MANUAL; 944 } else { 945 errx(1, "unknown roaming mode"); 946 } 947 set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL); 948} 949 950static void 951set80211wme(const char *val, int d, int s, const struct afswtch *rafp) 952{ 953 set80211(s, IEEE80211_IOC_WME, d, 0, NULL); 954} 955 956static void 957set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp) 958{ 959 set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL); 960} 961 962static void 963set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp) 964{ 965 set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL); 966} 967 968static void 969set80211fastframes(const char *val, int d, int s, const struct afswtch *rafp) 970{ 971 set80211(s, IEEE80211_IOC_FF, d, 0, NULL); 972} 973 974static void 975set80211dturbo(const char *val, int d, int s, const struct afswtch *rafp) 976{ 977 set80211(s, IEEE80211_IOC_TURBOP, d, 0, NULL); 978} 979 980static void 981set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp) 982{ 983 struct ieee80211req_chanlist chanlist; 984#define MAXCHAN (sizeof(chanlist.ic_channels)*NBBY) 985 char *temp, *cp, *tp; 986 987 temp = malloc(strlen(val) + 1); 988 if (temp == NULL) 989 errx(1, "malloc failed"); 990 strcpy(temp, val); 991 memset(&chanlist, 0, sizeof(chanlist)); 992 cp = temp; 993 for (;;) { 994 int first, last, f, c; 995 996 tp = strchr(cp, ','); 997 if (tp != NULL) 998 *tp++ = '\0'; 999 switch (sscanf(cp, "%u-%u", &first, &last)) { 1000 case 1: 1001 if (first > MAXCHAN) 1002 errx(-1, "channel %u out of range, max %zu", 1003 first, MAXCHAN); 1004 setbit(chanlist.ic_channels, first); 1005 break; 1006 case 2: 1007 if (first > MAXCHAN) 1008 errx(-1, "channel %u out of range, max %zu", 1009 first, MAXCHAN); 1010 if (last > MAXCHAN) 1011 errx(-1, "channel %u out of range, max %zu", 1012 last, MAXCHAN); 1013 if (first > last) 1014 errx(-1, "void channel range, %u > %u", 1015 first, last); 1016 for (f = first; f <= last; f++) 1017 setbit(chanlist.ic_channels, f); 1018 break; 1019 } 1020 if (tp == NULL) 1021 break; 1022 c = *tp; 1023 while (isspace(c)) 1024 tp++; 1025 if (!isdigit(c)) 1026 break; 1027 cp = tp; 1028 } 1029 set80211(s, IEEE80211_IOC_CHANLIST, 0, sizeof(chanlist), &chanlist); 1030#undef MAXCHAN 1031} 1032 1033static void 1034set80211bssid(const char *val, int d, int s, const struct afswtch *rafp) 1035{ 1036 1037 if (!isanyarg(val)) { 1038 char *temp; 1039 struct sockaddr_dl sdl; 1040 1041 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1042 if (temp == NULL) 1043 errx(1, "malloc failed"); 1044 temp[0] = ':'; 1045 strcpy(temp + 1, val); 1046 sdl.sdl_len = sizeof(sdl); 1047 link_addr(temp, &sdl); 1048 free(temp); 1049 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1050 errx(1, "malformed link-level address"); 1051 set80211(s, IEEE80211_IOC_BSSID, 0, 1052 IEEE80211_ADDR_LEN, LLADDR(&sdl)); 1053 } else { 1054 uint8_t zerobssid[IEEE80211_ADDR_LEN]; 1055 memset(zerobssid, 0, sizeof(zerobssid)); 1056 set80211(s, IEEE80211_IOC_BSSID, 0, 1057 IEEE80211_ADDR_LEN, zerobssid); 1058 } 1059} 1060 1061static int 1062getac(const char *ac) 1063{ 1064 if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0) 1065 return WME_AC_BE; 1066 if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0) 1067 return WME_AC_BK; 1068 if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0) 1069 return WME_AC_VI; 1070 if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0) 1071 return WME_AC_VO; 1072 errx(1, "unknown wme access class %s", ac); 1073} 1074 1075static 1076DECL_CMD_FUNC2(set80211cwmin, ac, val) 1077{ 1078 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL); 1079} 1080 1081static 1082DECL_CMD_FUNC2(set80211cwmax, ac, val) 1083{ 1084 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL); 1085} 1086 1087static 1088DECL_CMD_FUNC2(set80211aifs, ac, val) 1089{ 1090 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL); 1091} 1092 1093static 1094DECL_CMD_FUNC2(set80211txoplimit, ac, val) 1095{ 1096 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL); 1097} 1098 1099static 1100DECL_CMD_FUNC(set80211acm, ac, d) 1101{ 1102 set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL); 1103} 1104static 1105DECL_CMD_FUNC(set80211noacm, ac, d) 1106{ 1107 set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL); 1108} 1109 1110static 1111DECL_CMD_FUNC(set80211ackpolicy, ac, d) 1112{ 1113 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL); 1114} 1115static 1116DECL_CMD_FUNC(set80211noackpolicy, ac, d) 1117{ 1118 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL); 1119} 1120 1121static 1122DECL_CMD_FUNC2(set80211bsscwmin, ac, val) 1123{ 1124 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), 1125 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1126} 1127 1128static 1129DECL_CMD_FUNC2(set80211bsscwmax, ac, val) 1130{ 1131 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), 1132 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1133} 1134 1135static 1136DECL_CMD_FUNC2(set80211bssaifs, ac, val) 1137{ 1138 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), 1139 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1140} 1141 1142static 1143DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val) 1144{ 1145 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), 1146 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 1147} 1148 1149static 1150DECL_CMD_FUNC(set80211dtimperiod, val, d) 1151{ 1152 set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL); 1153} 1154 1155static 1156DECL_CMD_FUNC(set80211bintval, val, d) 1157{ 1158 set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL); 1159} 1160 1161static void 1162set80211macmac(int s, int op, const char *val) 1163{ 1164 char *temp; 1165 struct sockaddr_dl sdl; 1166 1167 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1168 if (temp == NULL) 1169 errx(1, "malloc failed"); 1170 temp[0] = ':'; 1171 strcpy(temp + 1, val); 1172 sdl.sdl_len = sizeof(sdl); 1173 link_addr(temp, &sdl); 1174 free(temp); 1175 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1176 errx(1, "malformed link-level address"); 1177 set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl)); 1178} 1179 1180static 1181DECL_CMD_FUNC(set80211addmac, val, d) 1182{ 1183 set80211macmac(s, IEEE80211_IOC_ADDMAC, val); 1184} 1185 1186static 1187DECL_CMD_FUNC(set80211delmac, val, d) 1188{ 1189 set80211macmac(s, IEEE80211_IOC_DELMAC, val); 1190} 1191 1192static 1193DECL_CMD_FUNC(set80211kickmac, val, d) 1194{ 1195 char *temp; 1196 struct sockaddr_dl sdl; 1197 struct ieee80211req_mlme mlme; 1198 1199 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 1200 if (temp == NULL) 1201 errx(1, "malloc failed"); 1202 temp[0] = ':'; 1203 strcpy(temp + 1, val); 1204 sdl.sdl_len = sizeof(sdl); 1205 link_addr(temp, &sdl); 1206 free(temp); 1207 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 1208 errx(1, "malformed link-level address"); 1209 memset(&mlme, 0, sizeof(mlme)); 1210 mlme.im_op = IEEE80211_MLME_DEAUTH; 1211 mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE; 1212 memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN); 1213 set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), &mlme); 1214} 1215 1216static 1217DECL_CMD_FUNC(set80211maccmd, val, d) 1218{ 1219 set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL); 1220} 1221 1222static void 1223set80211pureg(const char *val, int d, int s, const struct afswtch *rafp) 1224{ 1225 set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL); 1226} 1227 1228static void 1229set80211bgscan(const char *val, int d, int s, const struct afswtch *rafp) 1230{ 1231 set80211(s, IEEE80211_IOC_BGSCAN, d, 0, NULL); 1232} 1233 1234static 1235DECL_CMD_FUNC(set80211bgscanidle, val, d) 1236{ 1237 set80211(s, IEEE80211_IOC_BGSCAN_IDLE, atoi(val), 0, NULL); 1238} 1239 1240static 1241DECL_CMD_FUNC(set80211bgscanintvl, val, d) 1242{ 1243 set80211(s, IEEE80211_IOC_BGSCAN_INTERVAL, atoi(val), 0, NULL); 1244} 1245 1246static 1247DECL_CMD_FUNC(set80211scanvalid, val, d) 1248{ 1249 set80211(s, IEEE80211_IOC_SCANVALID, atoi(val), 0, NULL); 1250} 1251 1252/* 1253 * Parse an optional trailing specification of which netbands 1254 * to apply a parameter to. This is basically the same syntax 1255 * as used for channels but you can concatenate to specify 1256 * multiple. For example: 1257 * 14:abg apply to 11a, 11b, and 11g 1258 * 6:ht apply to 11na and 11ng 1259 * We don't make a big effort to catch silly things; this is 1260 * really a convenience mechanism. 1261 */ 1262static int 1263getmodeflags(const char *val) 1264{ 1265 const char *cp; 1266 int flags; 1267 1268 flags = 0; 1269 1270 cp = strchr(val, ':'); 1271 if (cp != NULL) { 1272 for (cp++; isalpha((int) *cp); cp++) { 1273 /* accept mixed case */ 1274 int c = *cp; 1275 if (isupper(c)) 1276 c = tolower(c); 1277 switch (c) { 1278 case 'a': /* 802.11a */ 1279 flags |= IEEE80211_CHAN_A; 1280 break; 1281 case 'b': /* 802.11b */ 1282 flags |= IEEE80211_CHAN_B; 1283 break; 1284 case 'g': /* 802.11g */ 1285 flags |= IEEE80211_CHAN_G; 1286 break; 1287 case 'h': /* ht = 802.11n */ 1288 case 'n': /* 802.11n */ 1289 flags |= IEEE80211_CHAN_HT; 1290 break; 1291 case 'd': /* dt = Atheros Dynamic Turbo */ 1292 flags |= IEEE80211_CHAN_TURBO; 1293 break; 1294 case 't': /* ht, dt, st, t */ 1295 /* dt and unadorned t specify Dynamic Turbo */ 1296 if ((flags & (IEEE80211_CHAN_STURBO|IEEE80211_CHAN_HT)) == 0) 1297 flags |= IEEE80211_CHAN_TURBO; 1298 break; 1299 case 's': /* st = Atheros Static Turbo */ 1300 flags |= IEEE80211_CHAN_STURBO; 1301 break; 1302 default: 1303 errx(-1, "%s: Invalid mode attribute %c\n", 1304 val, *cp); 1305 } 1306 } 1307 } 1308 return flags; 1309} 1310 1311#define IEEE80211_CHAN_HTA (IEEE80211_CHAN_HT|IEEE80211_CHAN_5GHZ) 1312#define IEEE80211_CHAN_HTG (IEEE80211_CHAN_HT|IEEE80211_CHAN_2GHZ) 1313 1314#define _APPLY(_flags, _base, _param, _v) do { \ 1315 if (_flags & IEEE80211_CHAN_HT) { \ 1316 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1317 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1318 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1319 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1320 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1321 else \ 1322 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1323 } \ 1324 if (_flags & IEEE80211_CHAN_TURBO) { \ 1325 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1326 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1327 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1328 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1329 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1330 else \ 1331 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1332 } \ 1333 if (_flags & IEEE80211_CHAN_STURBO) \ 1334 _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ 1335 if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1336 _base.params[IEEE80211_MODE_11A]._param = _v; \ 1337 if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1338 _base.params[IEEE80211_MODE_11G]._param = _v; \ 1339 if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1340 _base.params[IEEE80211_MODE_11B]._param = _v; \ 1341} while (0) 1342#define _APPLY1(_flags, _base, _param, _v) do { \ 1343 if (_flags & IEEE80211_CHAN_HT) { \ 1344 if (_flags & IEEE80211_CHAN_5GHZ) \ 1345 _base.params[IEEE80211_MODE_11NA]._param = _v; \ 1346 else \ 1347 _base.params[IEEE80211_MODE_11NG]._param = _v; \ 1348 } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) \ 1349 _base.params[IEEE80211_MODE_TURBO_A]._param = _v; \ 1350 else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) \ 1351 _base.params[IEEE80211_MODE_TURBO_G]._param = _v; \ 1352 else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) \ 1353 _base.params[IEEE80211_MODE_STURBO_A]._param = _v; \ 1354 else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1355 _base.params[IEEE80211_MODE_11A]._param = _v; \ 1356 else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1357 _base.params[IEEE80211_MODE_11G]._param = _v; \ 1358 else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1359 _base.params[IEEE80211_MODE_11B]._param = _v; \ 1360} while (0) 1361#define _APPLY_RATE(_flags, _base, _param, _v) do { \ 1362 if (_flags & IEEE80211_CHAN_HT) { \ 1363 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1364 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1365 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1366 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1367 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1368 else \ 1369 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1370 } \ 1371 if (_flags & IEEE80211_CHAN_TURBO) { \ 1372 if ((_flags & (IEEE80211_CHAN_5GHZ|IEEE80211_CHAN_2GHZ)) == 0) {\ 1373 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1374 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1375 } else if (_flags & IEEE80211_CHAN_5GHZ) \ 1376 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1377 else \ 1378 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1379 } \ 1380 if (_flags & IEEE80211_CHAN_STURBO) \ 1381 _base.params[IEEE80211_MODE_STURBO_A]._param = 2*_v; \ 1382 if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1383 _base.params[IEEE80211_MODE_11A]._param = 2*_v; \ 1384 if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1385 _base.params[IEEE80211_MODE_11G]._param = (_v == 5 ? 11 : 2*_v);\ 1386 if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1387 _base.params[IEEE80211_MODE_11B]._param = (_v == 5 ? 11 : 2*_v);\ 1388} while (0) 1389#define _APPLY_RATE1(_flags, _base, _param, _v) do { \ 1390 if (_flags & IEEE80211_CHAN_HT) { \ 1391 if (_flags & IEEE80211_CHAN_5GHZ) \ 1392 _base.params[IEEE80211_MODE_11NA]._param = _v|0x80; \ 1393 else \ 1394 _base.params[IEEE80211_MODE_11NG]._param = _v|0x80; \ 1395 } else if ((_flags & IEEE80211_CHAN_108A) == IEEE80211_CHAN_108A) \ 1396 _base.params[IEEE80211_MODE_TURBO_A]._param = 2*_v; \ 1397 else if ((_flags & IEEE80211_CHAN_108G) == IEEE80211_CHAN_108G) \ 1398 _base.params[IEEE80211_MODE_TURBO_G]._param = 2*_v; \ 1399 else if ((_flags & IEEE80211_CHAN_ST) == IEEE80211_CHAN_ST) \ 1400 _base.params[IEEE80211_MODE_STURBO_A]._param = 2*_v; \ 1401 else if ((_flags & IEEE80211_CHAN_A) == IEEE80211_CHAN_A) \ 1402 _base.params[IEEE80211_MODE_11A]._param = 2*_v; \ 1403 else if ((_flags & IEEE80211_CHAN_G) == IEEE80211_CHAN_G) \ 1404 _base.params[IEEE80211_MODE_11G]._param = (_v == 5 ? 11 : 2*_v);\ 1405 else if ((_flags & IEEE80211_CHAN_B) == IEEE80211_CHAN_B) \ 1406 _base.params[IEEE80211_MODE_11B]._param = (_v == 5 ? 11 : 2*_v);\ 1407} while (0) 1408 1409static 1410DECL_CMD_FUNC(set80211roamrssi, val, d) 1411{ 1412 double v = atof(val); 1413 int rssi, flags; 1414 1415 rssi = (int) (2*v); 1416 if (rssi != 2*v) 1417 errx(-1, "invalid rssi (must be .5 dBm units)"); 1418 flags = getmodeflags(val); 1419 getroam(s); 1420 if (flags == 0) { /* NB: no flags => current channel */ 1421 flags = getcurchan(s)->ic_flags; 1422 _APPLY1(flags, roamparams, rssi, rssi); 1423 } else 1424 _APPLY(flags, roamparams, rssi, rssi); 1425 callback_register(setroam_cb, &roamparams); 1426} 1427 1428static 1429DECL_CMD_FUNC(set80211roamrate, val, d) 1430{ 1431 int v = atoi(val), flags; 1432 1433 flags = getmodeflags(val); 1434 getroam(s); 1435 if (flags == 0) { /* NB: no flags => current channel */ 1436 flags = getcurchan(s)->ic_flags; 1437 _APPLY_RATE1(flags, roamparams, rate, v); 1438 } else 1439 _APPLY_RATE(flags, roamparams, rate, v); 1440 callback_register(setroam_cb, &roamparams); 1441} 1442 1443static 1444DECL_CMD_FUNC(set80211mcastrate, val, d) 1445{ 1446 int v = atoi(val), flags; 1447 1448 flags = getmodeflags(val); 1449 gettxparams(s); 1450 if (flags == 0) { /* NB: no flags => current channel */ 1451 flags = getcurchan(s)->ic_flags; 1452 _APPLY_RATE1(flags, txparams, mcastrate, v); 1453 } else 1454 _APPLY_RATE(flags, txparams, mcastrate, v); 1455 callback_register(settxparams_cb, &txparams); 1456} 1457 1458static 1459DECL_CMD_FUNC(set80211mgtrate, val, d) 1460{ 1461 int v = atoi(val), flags; 1462 1463 flags = getmodeflags(val); 1464 gettxparams(s); 1465 if (flags == 0) { /* NB: no flags => current channel */ 1466 flags = getcurchan(s)->ic_flags; 1467 _APPLY_RATE1(flags, txparams, mgmtrate, v); 1468 } else 1469 _APPLY_RATE(flags, txparams, mgmtrate, v); 1470 callback_register(settxparams_cb, &txparams); 1471} 1472 1473static 1474DECL_CMD_FUNC(set80211ucastrate, val, d) 1475{ 1476 int v, flags; 1477 1478 gettxparams(s); 1479 flags = getmodeflags(val); 1480 if (isanyarg(val)) { 1481 if (flags == 0) { /* NB: no flags => current channel */ 1482 flags = getcurchan(s)->ic_flags; 1483 _APPLY1(flags, txparams, ucastrate, 1484 IEEE80211_FIXED_RATE_NONE); 1485 } else 1486 _APPLY(flags, txparams, ucastrate, 1487 IEEE80211_FIXED_RATE_NONE); 1488 } else { 1489 v = atoi(val); 1490 if (flags == 0) { /* NB: no flags => current channel */ 1491 flags = getcurchan(s)->ic_flags; 1492 _APPLY_RATE1(flags, txparams, ucastrate, v); 1493 } else 1494 _APPLY_RATE(flags, txparams, ucastrate, v); 1495 } 1496 callback_register(settxparams_cb, &txparams); 1497} 1498 1499static 1500DECL_CMD_FUNC(set80211maxretry, val, d) 1501{ 1502 int v = atoi(val), flags; 1503 1504 flags = getmodeflags(val); 1505 gettxparams(s); 1506 if (flags == 0) { /* NB: no flags => current channel */ 1507 flags = getcurchan(s)->ic_flags; 1508 _APPLY1(flags, txparams, maxretry, v); 1509 } else 1510 _APPLY(flags, txparams, maxretry, v); 1511 callback_register(settxparams_cb, &txparams); 1512} 1513#undef _APPLY_RATE 1514#undef _APPLY 1515#undef IEEE80211_CHAN_HTA 1516#undef IEEE80211_CHAN_HTG 1517 1518static 1519DECL_CMD_FUNC(set80211fragthreshold, val, d) 1520{ 1521 set80211(s, IEEE80211_IOC_FRAGTHRESHOLD, 1522 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL); 1523} 1524 1525static 1526DECL_CMD_FUNC(set80211bmissthreshold, val, d) 1527{ 1528 set80211(s, IEEE80211_IOC_BMISSTHRESHOLD, 1529 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL); 1530} 1531 1532static void 1533set80211burst(const char *val, int d, int s, const struct afswtch *rafp) 1534{ 1535 set80211(s, IEEE80211_IOC_BURST, d, 0, NULL); 1536} 1537 1538static void 1539set80211doth(const char *val, int d, int s, const struct afswtch *rafp) 1540{ 1541 set80211(s, IEEE80211_IOC_DOTH, d, 0, NULL); 1542} 1543 1544static void 1545set80211dfs(const char *val, int d, int s, const struct afswtch *rafp) 1546{ 1547 set80211(s, IEEE80211_IOC_DFS, d, 0, NULL); 1548} 1549 1550static void 1551set80211shortgi(const char *val, int d, int s, const struct afswtch *rafp) 1552{ 1553 set80211(s, IEEE80211_IOC_SHORTGI, 1554 d ? (IEEE80211_HTCAP_SHORTGI20 | IEEE80211_HTCAP_SHORTGI40) : 0, 1555 0, NULL); 1556} 1557 1558static void 1559set80211ampdu(const char *val, int d, int s, const struct afswtch *rafp) 1560{ 1561 int ampdu; 1562 1563 if (get80211val(s, IEEE80211_IOC_AMPDU, &du) < 0) 1564 errx(-1, "cannot get AMPDU setting"); 1565 if (d < 0) { 1566 d = -d; 1567 ampdu &= ~d; 1568 } else 1569 ampdu |= d; 1570 set80211(s, IEEE80211_IOC_AMPDU, ampdu, 0, NULL); 1571} 1572 1573static 1574DECL_CMD_FUNC(set80211ampdulimit, val, d) 1575{ 1576 int v; 1577 1578 switch (atoi(val)) { 1579 case 8: 1580 case 8*1024: 1581 v = IEEE80211_HTCAP_MAXRXAMPDU_8K; 1582 break; 1583 case 16: 1584 case 16*1024: 1585 v = IEEE80211_HTCAP_MAXRXAMPDU_16K; 1586 break; 1587 case 32: 1588 case 32*1024: 1589 v = IEEE80211_HTCAP_MAXRXAMPDU_32K; 1590 break; 1591 case 64: 1592 case 64*1024: 1593 v = IEEE80211_HTCAP_MAXRXAMPDU_64K; 1594 break; 1595 default: 1596 errx(-1, "invalid A-MPDU limit %s", val); 1597 } 1598 set80211(s, IEEE80211_IOC_AMPDU_LIMIT, v, 0, NULL); 1599} 1600 1601static 1602DECL_CMD_FUNC(set80211ampdudensity, val, d) 1603{ 1604 int v; 1605 1606 if (isanyarg(val) || strcasecmp(val, "na") == 0) 1607 v = IEEE80211_HTCAP_MPDUDENSITY_NA; 1608 else switch ((int)(atof(val)*4)) { 1609 case 0: 1610 v = IEEE80211_HTCAP_MPDUDENSITY_NA; 1611 break; 1612 case 1: 1613 v = IEEE80211_HTCAP_MPDUDENSITY_025; 1614 break; 1615 case 2: 1616 v = IEEE80211_HTCAP_MPDUDENSITY_05; 1617 break; 1618 case 4: 1619 v = IEEE80211_HTCAP_MPDUDENSITY_1; 1620 break; 1621 case 8: 1622 v = IEEE80211_HTCAP_MPDUDENSITY_2; 1623 break; 1624 case 16: 1625 v = IEEE80211_HTCAP_MPDUDENSITY_4; 1626 break; 1627 case 32: 1628 v = IEEE80211_HTCAP_MPDUDENSITY_8; 1629 break; 1630 case 64: 1631 v = IEEE80211_HTCAP_MPDUDENSITY_16; 1632 break; 1633 default: 1634 errx(-1, "invalid A-MPDU density %s", val); 1635 } 1636 set80211(s, IEEE80211_IOC_AMPDU_DENSITY, v, 0, NULL); 1637} 1638 1639static void 1640set80211amsdu(const char *val, int d, int s, const struct afswtch *rafp) 1641{ 1642 int amsdu; 1643 1644 if (get80211val(s, IEEE80211_IOC_AMSDU, &amsdu) < 0) 1645 errx(-1, "cannot get AMSDU setting"); 1646 if (d < 0) { 1647 d = -d; 1648 amsdu &= ~d; 1649 } else 1650 amsdu |= d; 1651 set80211(s, IEEE80211_IOC_AMSDU, amsdu, 0, NULL); 1652} 1653 1654static 1655DECL_CMD_FUNC(set80211amsdulimit, val, d) 1656{ 1657 set80211(s, IEEE80211_IOC_AMSDU_LIMIT, atoi(val), 0, NULL); 1658} 1659 1660static void 1661set80211puren(const char *val, int d, int s, const struct afswtch *rafp) 1662{ 1663 set80211(s, IEEE80211_IOC_PUREN, d, 0, NULL); 1664} 1665 1666static void 1667set80211htcompat(const char *val, int d, int s, const struct afswtch *rafp) 1668{ 1669 set80211(s, IEEE80211_IOC_HTCOMPAT, d, 0, NULL); 1670} 1671 1672static void 1673set80211htconf(const char *val, int d, int s, const struct afswtch *rafp) 1674{ 1675 set80211(s, IEEE80211_IOC_HTCONF, d, 0, NULL); 1676 htconf = d; 1677} 1678 1679static void 1680set80211dwds(const char *val, int d, int s, const struct afswtch *rafp) 1681{ 1682 set80211(s, IEEE80211_IOC_DWDS, d, 0, NULL); 1683} 1684 1685static void 1686set80211inact(const char *val, int d, int s, const struct afswtch *rafp) 1687{ 1688 set80211(s, IEEE80211_IOC_INACTIVITY, d, 0, NULL); 1689} 1690 1691static void 1692set80211tsn(const char *val, int d, int s, const struct afswtch *rafp) 1693{ 1694 set80211(s, IEEE80211_IOC_TSN, d, 0, NULL); 1695} 1696 1697static void 1698set80211dotd(const char *val, int d, int s, const struct afswtch *rafp) 1699{ 1700 set80211(s, IEEE80211_IOC_DOTD, d, 0, NULL); 1701} 1702 1703static void 1704set80211smps(const char *val, int d, int s, const struct afswtch *rafp) 1705{ 1706 set80211(s, IEEE80211_IOC_SMPS, d, 0, NULL); 1707} 1708 1709static void 1710set80211rifs(const char *val, int d, int s, const struct afswtch *rafp) 1711{ 1712 set80211(s, IEEE80211_IOC_RIFS, d, 0, NULL); 1713} 1714 1715static int 1716regdomain_sort(const void *a, const void *b) 1717{ 1718#define CHAN_ALL \ 1719 (IEEE80211_CHAN_ALLTURBO|IEEE80211_CHAN_HALF|IEEE80211_CHAN_QUARTER) 1720 const struct ieee80211_channel *ca = a; 1721 const struct ieee80211_channel *cb = b; 1722 1723 return ca->ic_freq == cb->ic_freq ? 1724 (ca->ic_flags & CHAN_ALL) - (cb->ic_flags & CHAN_ALL) : 1725 ca->ic_freq - cb->ic_freq; 1726#undef CHAN_ALL 1727} 1728 1729static const struct ieee80211_channel * 1730chanlookup(const struct ieee80211_channel chans[], int nchans, 1731 int freq, int flags) 1732{ 1733 int i; 1734 1735 flags &= IEEE80211_CHAN_ALLTURBO; 1736 for (i = 0; i < nchans; i++) { 1737 const struct ieee80211_channel *c = &chans[i]; 1738 if (c->ic_freq == freq && 1739 (c->ic_flags & IEEE80211_CHAN_ALLTURBO) == flags) 1740 return c; 1741 } 1742 return NULL; 1743} 1744 1745static void 1746regdomain_addchans(struct ieee80211req_chaninfo *ci, 1747 const netband_head *bands, 1748 const struct ieee80211_regdomain *reg, 1749 uint32_t chanFlags, 1750 const struct ieee80211req_chaninfo *avail) 1751{ 1752 const struct netband *nb; 1753 const struct freqband *b; 1754 struct ieee80211_channel *c, *prev; 1755 int freq, channelSep; 1756 1757 channelSep = (chanFlags & IEEE80211_CHAN_2GHZ) ? 0 : 40; 1758 LIST_FOREACH(nb, bands, next) { 1759 b = nb->band; 1760 if (verbose) 1761 printf("%s: chanFlags 0x%x b %p\n", 1762 __func__, chanFlags, b); 1763 prev = NULL; 1764 for (freq = b->freqStart; freq <= b->freqEnd; freq += b->chanSep) { 1765 uint32_t flags = nb->flags | b->flags; 1766 1767 /* check if device can operate on this frequency */ 1768 if (chanlookup(avail->ic_chans, avail->ic_nchans, freq, chanFlags) == NULL) { 1769 if (verbose) 1770 printf("%u: skip, flags 0x%x not available\n", freq, chanFlags); 1771 continue; 1772 } 1773 /* 1774 * NB: don't enforce 1/2 and 1/4 rate channels being 1775 * specified in the device's calibration list for 1776 * 900MHz cards because most are not self-identifying. 1777 */ 1778 if ((flags & IEEE80211_CHAN_HALF) && 1779 ((chanFlags & IEEE80211_CHAN_HALF) == 0 && 1780 (flags & IEEE80211_CHAN_GSM) == 0)) { 1781 if (verbose) 1782 printf("%u: skip, device does not support half-rate channels\n", freq); 1783 continue; 1784 } 1785 if ((flags & IEEE80211_CHAN_QUARTER) && 1786 ((chanFlags & IEEE80211_CHAN_HALF) == 0 && 1787 (flags & IEEE80211_CHAN_GSM) == 0)) { 1788 if (verbose) 1789 printf("%u: skip, device does not support quarter-rate channels\n", freq); 1790 continue; 1791 } 1792 if ((flags & IEEE80211_CHAN_HT20) && 1793 (chanFlags & IEEE80211_CHAN_HT20) == 0) { 1794 if (verbose) 1795 printf("%u: skip, device does not support HT20 operation\n", freq); 1796 continue; 1797 } 1798 if ((flags & IEEE80211_CHAN_HT40) && 1799 (chanFlags & IEEE80211_CHAN_HT40) == 0) { 1800 if (verbose) 1801 printf("%u: skip, device does not support HT40 operation\n", freq); 1802 continue; 1803 } 1804 if ((flags & REQ_ECM) && !reg->ecm) { 1805 if (verbose) 1806 printf("%u: skip, ECM channel\n", freq); 1807 continue; 1808 } 1809 if ((flags & REQ_OUTDOOR) && reg->location == 'I') { 1810 if (verbose) 1811 printf("%u: skip, outdoor channel\n", freq); 1812 continue; 1813 } 1814 if ((flags & IEEE80211_CHAN_HT40) && 1815 prev != NULL && (freq - prev->ic_freq) < channelSep) { 1816 if (verbose) 1817 printf("%u: skip, only %u channel " 1818 "separation, need %d\n", freq, 1819 freq - prev->ic_freq, channelSep); 1820 continue; 1821 } 1822 if (ci->ic_nchans == IEEE80211_CHAN_MAX) { 1823 if (verbose) 1824 printf("%u: skip, channel table full\n", freq); 1825 break; 1826 } 1827 c = &ci->ic_chans[ci->ic_nchans++]; 1828 c->ic_freq = freq; 1829 c->ic_flags = chanFlags | 1830 (flags &~ (REQ_FLAGS | IEEE80211_CHAN_HT40)); 1831 if (c->ic_flags & IEEE80211_CHAN_DFS) 1832 c->ic_maxregpower = nb->maxPowerDFS; 1833 else 1834 c->ic_maxregpower = nb->maxPower; 1835 if (verbose) 1836 printf("[%3d] add freq %u flags 0x%x power %u\n", 1837 ci->ic_nchans-1, c->ic_freq, c->ic_flags, 1838 c->ic_maxregpower); 1839 /* NB: kernel fills in other fields */ 1840 prev = c; 1841 } 1842 } 1843} 1844 1845static void 1846regdomain_makechannels( 1847 struct ieee80211_regdomain_req *req, 1848 const struct ieee80211_devcaps_req *dc) 1849{ 1850 struct regdata *rdp = getregdata(); 1851 const struct country *cc; 1852 const struct ieee80211_regdomain *reg = &req->rd; 1853 struct ieee80211req_chaninfo *ci = &req->chaninfo; 1854 const struct regdomain *rd; 1855 1856 /* 1857 * Locate construction table for new channel list. We treat 1858 * the regdomain/SKU as definitive so a country can be in 1859 * multiple with different properties (e.g. US in FCC+FCC3). 1860 * If no regdomain is specified then we fallback on the country 1861 * code to find the associated regdomain since countries always 1862 * belong to at least one regdomain. 1863 */ 1864 if (reg->regdomain == 0) { 1865 cc = lib80211_country_findbycc(rdp, reg->country); 1866 if (cc == NULL) 1867 errx(1, "internal error, country %d not found", 1868 reg->country); 1869 rd = cc->rd; 1870 } else 1871 rd = lib80211_regdomain_findbysku(rdp, reg->regdomain); 1872 if (rd == NULL) 1873 errx(1, "internal error, regdomain %d not found", 1874 reg->regdomain); 1875 if (rd->sku != SKU_DEBUG) { 1876 memset(ci, 0, sizeof(*ci)); 1877 if (!LIST_EMPTY(&rd->bands_11b)) 1878 regdomain_addchans(ci, &rd->bands_11b, reg, 1879 IEEE80211_CHAN_B, &dc->dc_chaninfo); 1880 if (!LIST_EMPTY(&rd->bands_11g)) 1881 regdomain_addchans(ci, &rd->bands_11g, reg, 1882 IEEE80211_CHAN_G, &dc->dc_chaninfo); 1883 if (!LIST_EMPTY(&rd->bands_11a)) 1884 regdomain_addchans(ci, &rd->bands_11a, reg, 1885 IEEE80211_CHAN_A, &dc->dc_chaninfo); 1886 if (!LIST_EMPTY(&rd->bands_11na)) { 1887 regdomain_addchans(ci, &rd->bands_11na, reg, 1888 IEEE80211_CHAN_A | IEEE80211_CHAN_HT20, 1889 &dc->dc_chaninfo); 1890 regdomain_addchans(ci, &rd->bands_11na, reg, 1891 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40U, 1892 &dc->dc_chaninfo); 1893 regdomain_addchans(ci, &rd->bands_11na, reg, 1894 IEEE80211_CHAN_A | IEEE80211_CHAN_HT40D, 1895 &dc->dc_chaninfo); 1896 } 1897 if (!LIST_EMPTY(&rd->bands_11ng)) { 1898 regdomain_addchans(ci, &rd->bands_11ng, reg, 1899 IEEE80211_CHAN_G | IEEE80211_CHAN_HT20, 1900 &dc->dc_chaninfo); 1901 regdomain_addchans(ci, &rd->bands_11ng, reg, 1902 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40U, 1903 &dc->dc_chaninfo); 1904 regdomain_addchans(ci, &rd->bands_11ng, reg, 1905 IEEE80211_CHAN_G | IEEE80211_CHAN_HT40D, 1906 &dc->dc_chaninfo); 1907 } 1908 qsort(ci->ic_chans, ci->ic_nchans, sizeof(ci->ic_chans[0]), 1909 regdomain_sort); 1910 } else 1911 *ci = dc->dc_chaninfo; 1912} 1913 1914static void 1915list_countries(void) 1916{ 1917 struct regdata *rdp = getregdata(); 1918 const struct country *cp; 1919 const struct regdomain *dp; 1920 int i; 1921 1922 i = 0; 1923 printf("\nCountry codes:\n"); 1924 LIST_FOREACH(cp, &rdp->countries, next) { 1925 printf("%2s %-15.15s%s", cp->isoname, 1926 cp->name, ((i+1)%4) == 0 ? "\n" : " "); 1927 i++; 1928 } 1929 i = 0; 1930 printf("\nRegulatory domains:\n"); 1931 LIST_FOREACH(dp, &rdp->domains, next) { 1932 printf("%-15.15s%s", dp->name, ((i+1)%4) == 0 ? "\n" : " "); 1933 i++; 1934 } 1935 printf("\n"); 1936} 1937 1938static void 1939defaultcountry(const struct regdomain *rd) 1940{ 1941 struct regdata *rdp = getregdata(); 1942 const struct country *cc; 1943 1944 cc = lib80211_country_findbycc(rdp, rd->cc->code); 1945 if (cc == NULL) 1946 errx(1, "internal error, ISO country code %d not " 1947 "defined for regdomain %s", rd->cc->code, rd->name); 1948 regdomain.country = cc->code; 1949 regdomain.isocc[0] = cc->isoname[0]; 1950 regdomain.isocc[1] = cc->isoname[1]; 1951} 1952 1953static 1954DECL_CMD_FUNC(set80211regdomain, val, d) 1955{ 1956 struct regdata *rdp = getregdata(); 1957 const struct regdomain *rd; 1958 1959 rd = lib80211_regdomain_findbyname(rdp, val); 1960 if (rd == NULL) { 1961 char *eptr; 1962 long sku = strtol(val, &eptr, 0); 1963 1964 if (eptr != val) 1965 rd = lib80211_regdomain_findbysku(rdp, sku); 1966 if (eptr == val || rd == NULL) 1967 errx(1, "unknown regdomain %s", val); 1968 } 1969 getregdomain(s); 1970 regdomain.regdomain = rd->sku; 1971 if (regdomain.country == 0 && rd->cc != NULL) { 1972 /* 1973 * No country code setup and there's a default 1974 * one for this regdomain fill it in. 1975 */ 1976 defaultcountry(rd); 1977 } 1978 callback_register(setregdomain_cb, ®domain); 1979} 1980 1981static 1982DECL_CMD_FUNC(set80211country, val, d) 1983{ 1984 struct regdata *rdp = getregdata(); 1985 const struct country *cc; 1986 1987 cc = lib80211_country_findbyname(rdp, val); 1988 if (cc == NULL) { 1989 char *eptr; 1990 long code = strtol(val, &eptr, 0); 1991 1992 if (eptr != val) 1993 cc = lib80211_country_findbycc(rdp, code); 1994 if (eptr == val || cc == NULL) 1995 errx(1, "unknown ISO country code %s", val); 1996 } 1997 getregdomain(s); 1998 regdomain.regdomain = cc->rd->sku; 1999 regdomain.country = cc->code; 2000 regdomain.isocc[0] = cc->isoname[0]; 2001 regdomain.isocc[1] = cc->isoname[1]; 2002 callback_register(setregdomain_cb, ®domain); 2003} 2004 2005static void 2006set80211location(const char *val, int d, int s, const struct afswtch *rafp) 2007{ 2008 getregdomain(s); 2009 regdomain.location = d; 2010 callback_register(setregdomain_cb, ®domain); 2011} 2012 2013static void 2014set80211ecm(const char *val, int d, int s, const struct afswtch *rafp) 2015{ 2016 getregdomain(s); 2017 regdomain.ecm = d; 2018 callback_register(setregdomain_cb, ®domain); 2019} 2020 2021static void 2022LINE_INIT(char c) 2023{ 2024 spacer = c; 2025 if (c == '\t') 2026 col = 8; 2027 else 2028 col = 1; 2029} 2030 2031static void 2032LINE_BREAK(void) 2033{ 2034 if (spacer != '\t') { 2035 printf("\n"); 2036 spacer = '\t'; 2037 } 2038 col = 8; /* 8-col tab */ 2039} 2040 2041static void 2042LINE_CHECK(const char *fmt, ...) 2043{ 2044 char buf[80]; 2045 va_list ap; 2046 int n; 2047 2048 va_start(ap, fmt); 2049 n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap); 2050 va_end(ap); 2051 col += 1+n; 2052 if (col > MAXCOL) { 2053 LINE_BREAK(); 2054 col += n; 2055 } 2056 buf[0] = spacer; 2057 printf("%s", buf); 2058 spacer = ' '; 2059} 2060 2061static int 2062getmaxrate(const uint8_t rates[15], uint8_t nrates) 2063{ 2064 int i, maxrate = -1; 2065 2066 for (i = 0; i < nrates; i++) { 2067 int rate = rates[i] & IEEE80211_RATE_VAL; 2068 if (rate > maxrate) 2069 maxrate = rate; 2070 } 2071 return maxrate / 2; 2072} 2073 2074static const char * 2075getcaps(int capinfo) 2076{ 2077 static char capstring[32]; 2078 char *cp = capstring; 2079 2080 if (capinfo & IEEE80211_CAPINFO_ESS) 2081 *cp++ = 'E'; 2082 if (capinfo & IEEE80211_CAPINFO_IBSS) 2083 *cp++ = 'I'; 2084 if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE) 2085 *cp++ = 'c'; 2086 if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ) 2087 *cp++ = 'C'; 2088 if (capinfo & IEEE80211_CAPINFO_PRIVACY) 2089 *cp++ = 'P'; 2090 if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE) 2091 *cp++ = 'S'; 2092 if (capinfo & IEEE80211_CAPINFO_PBCC) 2093 *cp++ = 'B'; 2094 if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY) 2095 *cp++ = 'A'; 2096 if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME) 2097 *cp++ = 's'; 2098 if (capinfo & IEEE80211_CAPINFO_RSN) 2099 *cp++ = 'R'; 2100 if (capinfo & IEEE80211_CAPINFO_DSSSOFDM) 2101 *cp++ = 'D'; 2102 *cp = '\0'; 2103 return capstring; 2104} 2105 2106static const char * 2107getflags(int flags) 2108{ 2109 static char flagstring[32]; 2110 char *cp = flagstring; 2111 2112 if (flags & IEEE80211_NODE_AUTH) 2113 *cp++ = 'A'; 2114 if (flags & IEEE80211_NODE_QOS) 2115 *cp++ = 'Q'; 2116 if (flags & IEEE80211_NODE_ERP) 2117 *cp++ = 'E'; 2118 if (flags & IEEE80211_NODE_PWR_MGT) 2119 *cp++ = 'P'; 2120 if (flags & IEEE80211_NODE_HT) { 2121 *cp++ = 'H'; 2122 if (flags & IEEE80211_NODE_HTCOMPAT) 2123 *cp++ = '+'; 2124 } 2125 if (flags & IEEE80211_NODE_WPS) 2126 *cp++ = 'W'; 2127 if (flags & IEEE80211_NODE_TSN) 2128 *cp++ = 'N'; 2129 if (flags & IEEE80211_NODE_AMPDU_TX) 2130 *cp++ = 'T'; 2131 if (flags & IEEE80211_NODE_AMPDU_RX) 2132 *cp++ = 'R'; 2133 if (flags & IEEE80211_NODE_MIMO_PS) { 2134 *cp++ = 'M'; 2135 if (flags & IEEE80211_NODE_MIMO_RTS) 2136 *cp++ = '+'; 2137 } 2138 if (flags & IEEE80211_NODE_RIFS) 2139 *cp++ = 'I'; 2140 *cp = '\0'; 2141 return flagstring; 2142} 2143 2144static void 2145printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen) 2146{ 2147 printf("%s", tag); 2148 if (verbose) { 2149 maxlen -= strlen(tag)+2; 2150 if (2*ielen > maxlen) 2151 maxlen--; 2152 printf("<"); 2153 for (; ielen > 0; ie++, ielen--) { 2154 if (maxlen-- <= 0) 2155 break; 2156 printf("%02x", *ie); 2157 } 2158 if (ielen != 0) 2159 printf("-"); 2160 printf(">"); 2161 } 2162} 2163 2164#define LE_READ_2(p) \ 2165 ((u_int16_t) \ 2166 ((((const u_int8_t *)(p))[0] ) | \ 2167 (((const u_int8_t *)(p))[1] << 8))) 2168#define LE_READ_4(p) \ 2169 ((u_int32_t) \ 2170 ((((const u_int8_t *)(p))[0] ) | \ 2171 (((const u_int8_t *)(p))[1] << 8) | \ 2172 (((const u_int8_t *)(p))[2] << 16) | \ 2173 (((const u_int8_t *)(p))[3] << 24))) 2174 2175/* 2176 * NB: The decoding routines assume a properly formatted ie 2177 * which should be safe as the kernel only retains them 2178 * if they parse ok. 2179 */ 2180 2181static void 2182printwmeparam(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2183{ 2184#define MS(_v, _f) (((_v) & _f) >> _f##_S) 2185 static const char *acnames[] = { "BE", "BK", "VO", "VI" }; 2186 const struct ieee80211_wme_param *wme = 2187 (const struct ieee80211_wme_param *) ie; 2188 int i; 2189 2190 printf("%s", tag); 2191 if (!verbose) 2192 return; 2193 printf("<qosinfo 0x%x", wme->param_qosInfo); 2194 ie += offsetof(struct ieee80211_wme_param, params_acParams); 2195 for (i = 0; i < WME_NUM_AC; i++) { 2196 const struct ieee80211_wme_acparams *ac = 2197 &wme->params_acParams[i]; 2198 2199 printf(" %s[%saifsn %u cwmin %u cwmax %u txop %u]" 2200 , acnames[i] 2201 , MS(ac->acp_aci_aifsn, WME_PARAM_ACM) ? "acm " : "" 2202 , MS(ac->acp_aci_aifsn, WME_PARAM_AIFSN) 2203 , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMIN) 2204 , MS(ac->acp_logcwminmax, WME_PARAM_LOGCWMAX) 2205 , LE_READ_2(&ac->acp_txop) 2206 ); 2207 } 2208 printf(">"); 2209#undef MS 2210} 2211 2212static void 2213printwmeinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2214{ 2215 printf("%s", tag); 2216 if (verbose) { 2217 const struct ieee80211_wme_info *wme = 2218 (const struct ieee80211_wme_info *) ie; 2219 printf("<version 0x%x info 0x%x>", 2220 wme->wme_version, wme->wme_info); 2221 } 2222} 2223 2224static void 2225printhtcap(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2226{ 2227 printf("%s", tag); 2228 if (verbose) { 2229 const struct ieee80211_ie_htcap *htcap = 2230 (const struct ieee80211_ie_htcap *) ie; 2231 const char *sep; 2232 int i, j; 2233 2234 printf("<cap 0x%x param 0x%x", 2235 LE_READ_2(&htcap->hc_cap), htcap->hc_param); 2236 printf(" mcsset["); 2237 sep = ""; 2238 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) 2239 if (isset(htcap->hc_mcsset, i)) { 2240 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) 2241 if (isclr(htcap->hc_mcsset, j)) 2242 break; 2243 j--; 2244 if (i == j) 2245 printf("%s%u", sep, i); 2246 else 2247 printf("%s%u-%u", sep, i, j); 2248 i += j-i; 2249 sep = ","; 2250 } 2251 printf("] extcap 0x%x txbf 0x%x antenna 0x%x>", 2252 LE_READ_2(&htcap->hc_extcap), 2253 LE_READ_4(&htcap->hc_txbf), 2254 htcap->hc_antenna); 2255 } 2256} 2257 2258static void 2259printhtinfo(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2260{ 2261 printf("%s", tag); 2262 if (verbose) { 2263 const struct ieee80211_ie_htinfo *htinfo = 2264 (const struct ieee80211_ie_htinfo *) ie; 2265 const char *sep; 2266 int i, j; 2267 2268 printf("<ctl %u, %x,%x,%x,%x", htinfo->hi_ctrlchannel, 2269 htinfo->hi_byte1, htinfo->hi_byte2, htinfo->hi_byte3, 2270 LE_READ_2(&htinfo->hi_byte45)); 2271 printf(" basicmcs["); 2272 sep = ""; 2273 for (i = 0; i < IEEE80211_HTRATE_MAXSIZE; i++) 2274 if (isset(htinfo->hi_basicmcsset, i)) { 2275 for (j = i+1; j < IEEE80211_HTRATE_MAXSIZE; j++) 2276 if (isclr(htinfo->hi_basicmcsset, j)) 2277 break; 2278 j--; 2279 if (i == j) 2280 printf("%s%u", sep, i); 2281 else 2282 printf("%s%u-%u", sep, i, j); 2283 i += j-i; 2284 sep = ","; 2285 } 2286 printf("]>"); 2287 } 2288} 2289 2290static void 2291printathie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2292{ 2293 2294 printf("%s", tag); 2295 if (verbose) { 2296 const struct ieee80211_ath_ie *ath = 2297 (const struct ieee80211_ath_ie *)ie; 2298 2299 printf("<"); 2300 if (ath->ath_capability & ATHEROS_CAP_TURBO_PRIME) 2301 printf("DTURBO,"); 2302 if (ath->ath_capability & ATHEROS_CAP_COMPRESSION) 2303 printf("COMP,"); 2304 if (ath->ath_capability & ATHEROS_CAP_FAST_FRAME) 2305 printf("FF,"); 2306 if (ath->ath_capability & ATHEROS_CAP_XR) 2307 printf("XR,"); 2308 if (ath->ath_capability & ATHEROS_CAP_AR) 2309 printf("AR,"); 2310 if (ath->ath_capability & ATHEROS_CAP_BURST) 2311 printf("BURST,"); 2312 if (ath->ath_capability & ATHEROS_CAP_WME) 2313 printf("WME,"); 2314 if (ath->ath_capability & ATHEROS_CAP_BOOST) 2315 printf("BOOST,"); 2316 printf("0x%x>", LE_READ_2(ath->ath_defkeyix)); 2317 } 2318} 2319 2320static const char * 2321wpa_cipher(const u_int8_t *sel) 2322{ 2323#define WPA_SEL(x) (((x)<<24)|WPA_OUI) 2324 u_int32_t w = LE_READ_4(sel); 2325 2326 switch (w) { 2327 case WPA_SEL(WPA_CSE_NULL): 2328 return "NONE"; 2329 case WPA_SEL(WPA_CSE_WEP40): 2330 return "WEP40"; 2331 case WPA_SEL(WPA_CSE_WEP104): 2332 return "WEP104"; 2333 case WPA_SEL(WPA_CSE_TKIP): 2334 return "TKIP"; 2335 case WPA_SEL(WPA_CSE_CCMP): 2336 return "AES-CCMP"; 2337 } 2338 return "?"; /* NB: so 1<< is discarded */ 2339#undef WPA_SEL 2340} 2341 2342static const char * 2343wpa_keymgmt(const u_int8_t *sel) 2344{ 2345#define WPA_SEL(x) (((x)<<24)|WPA_OUI) 2346 u_int32_t w = LE_READ_4(sel); 2347 2348 switch (w) { 2349 case WPA_SEL(WPA_ASE_8021X_UNSPEC): 2350 return "8021X-UNSPEC"; 2351 case WPA_SEL(WPA_ASE_8021X_PSK): 2352 return "8021X-PSK"; 2353 case WPA_SEL(WPA_ASE_NONE): 2354 return "NONE"; 2355 } 2356 return "?"; 2357#undef WPA_SEL 2358} 2359 2360static void 2361printwpaie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2362{ 2363 u_int8_t len = ie[1]; 2364 2365 printf("%s", tag); 2366 if (verbose) { 2367 const char *sep; 2368 int n; 2369 2370 ie += 6, len -= 4; /* NB: len is payload only */ 2371 2372 printf("<v%u", LE_READ_2(ie)); 2373 ie += 2, len -= 2; 2374 2375 printf(" mc:%s", wpa_cipher(ie)); 2376 ie += 4, len -= 4; 2377 2378 /* unicast ciphers */ 2379 n = LE_READ_2(ie); 2380 ie += 2, len -= 2; 2381 sep = " uc:"; 2382 for (; n > 0; n--) { 2383 printf("%s%s", sep, wpa_cipher(ie)); 2384 ie += 4, len -= 4; 2385 sep = "+"; 2386 } 2387 2388 /* key management algorithms */ 2389 n = LE_READ_2(ie); 2390 ie += 2, len -= 2; 2391 sep = " km:"; 2392 for (; n > 0; n--) { 2393 printf("%s%s", sep, wpa_keymgmt(ie)); 2394 ie += 4, len -= 4; 2395 sep = "+"; 2396 } 2397 2398 if (len > 2) /* optional capabilities */ 2399 printf(", caps 0x%x", LE_READ_2(ie)); 2400 printf(">"); 2401 } 2402} 2403 2404static const char * 2405rsn_cipher(const u_int8_t *sel) 2406{ 2407#define RSN_SEL(x) (((x)<<24)|RSN_OUI) 2408 u_int32_t w = LE_READ_4(sel); 2409 2410 switch (w) { 2411 case RSN_SEL(RSN_CSE_NULL): 2412 return "NONE"; 2413 case RSN_SEL(RSN_CSE_WEP40): 2414 return "WEP40"; 2415 case RSN_SEL(RSN_CSE_WEP104): 2416 return "WEP104"; 2417 case RSN_SEL(RSN_CSE_TKIP): 2418 return "TKIP"; 2419 case RSN_SEL(RSN_CSE_CCMP): 2420 return "AES-CCMP"; 2421 case RSN_SEL(RSN_CSE_WRAP): 2422 return "AES-OCB"; 2423 } 2424 return "?"; 2425#undef WPA_SEL 2426} 2427 2428static const char * 2429rsn_keymgmt(const u_int8_t *sel) 2430{ 2431#define RSN_SEL(x) (((x)<<24)|RSN_OUI) 2432 u_int32_t w = LE_READ_4(sel); 2433 2434 switch (w) { 2435 case RSN_SEL(RSN_ASE_8021X_UNSPEC): 2436 return "8021X-UNSPEC"; 2437 case RSN_SEL(RSN_ASE_8021X_PSK): 2438 return "8021X-PSK"; 2439 case RSN_SEL(RSN_ASE_NONE): 2440 return "NONE"; 2441 } 2442 return "?"; 2443#undef RSN_SEL 2444} 2445 2446static void 2447printrsnie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2448{ 2449 printf("%s", tag); 2450 if (verbose) { 2451 const char *sep; 2452 int n; 2453 2454 ie += 2, ielen -= 2; 2455 2456 printf("<v%u", LE_READ_2(ie)); 2457 ie += 2, ielen -= 2; 2458 2459 printf(" mc:%s", rsn_cipher(ie)); 2460 ie += 4, ielen -= 4; 2461 2462 /* unicast ciphers */ 2463 n = LE_READ_2(ie); 2464 ie += 2, ielen -= 2; 2465 sep = " uc:"; 2466 for (; n > 0; n--) { 2467 printf("%s%s", sep, rsn_cipher(ie)); 2468 ie += 4, ielen -= 4; 2469 sep = "+"; 2470 } 2471 2472 /* key management algorithms */ 2473 n = LE_READ_2(ie); 2474 ie += 2, ielen -= 2; 2475 sep = " km:"; 2476 for (; n > 0; n--) { 2477 printf("%s%s", sep, rsn_keymgmt(ie)); 2478 ie += 4, ielen -= 4; 2479 sep = "+"; 2480 } 2481 2482 if (ielen > 2) /* optional capabilities */ 2483 printf(", caps 0x%x", LE_READ_2(ie)); 2484 /* XXXPMKID */ 2485 printf(">"); 2486 } 2487} 2488 2489/* XXX move to a public include file */ 2490#define IEEE80211_WPS_DEV_PASS_ID 0x1012 2491#define IEEE80211_WPS_SELECTED_REG 0x1041 2492#define IEEE80211_WPS_SETUP_STATE 0x1044 2493#define IEEE80211_WPS_UUID_E 0x1047 2494#define IEEE80211_WPS_VERSION 0x104a 2495 2496#define BE_READ_2(p) \ 2497 ((u_int16_t) \ 2498 ((((const u_int8_t *)(p))[1] ) | \ 2499 (((const u_int8_t *)(p))[0] << 8))) 2500 2501static void 2502printwpsie(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2503{ 2504#define N(a) (sizeof(a) / sizeof(a[0])) 2505 u_int8_t len = ie[1]; 2506 2507 printf("%s", tag); 2508 if (verbose) { 2509 static const char *dev_pass_id[] = { 2510 "D", /* Default (PIN) */ 2511 "U", /* User-specified */ 2512 "M", /* Machine-specified */ 2513 "K", /* Rekey */ 2514 "P", /* PushButton */ 2515 "R" /* Registrar-specified */ 2516 }; 2517 int n; 2518 2519 ie +=6, len -= 4; /* NB: len is payload only */ 2520 2521 /* WPS IE in Beacon and Probe Resp frames have different fields */ 2522 printf("<"); 2523 while (len) { 2524 uint16_t tlv_type = BE_READ_2(ie); 2525 uint16_t tlv_len = BE_READ_2(ie + 2); 2526 2527 ie += 4, len -= 4; 2528 2529 switch (tlv_type) { 2530 case IEEE80211_WPS_VERSION: 2531 printf("v:%d.%d", *ie >> 4, *ie & 0xf); 2532 break; 2533 case IEEE80211_WPS_SETUP_STATE: 2534 /* Only 1 and 2 are valid */ 2535 if (*ie == 0 || *ie >= 3) 2536 printf(" state:B"); 2537 else 2538 printf(" st:%s", *ie == 1 ? "N" : "C"); 2539 break; 2540 case IEEE80211_WPS_SELECTED_REG: 2541 printf(" sel:%s", *ie ? "T" : "F"); 2542 break; 2543 case IEEE80211_WPS_DEV_PASS_ID: 2544 n = LE_READ_2(ie); 2545 if (n < N(dev_pass_id)) 2546 printf(" dpi:%s", dev_pass_id[n]); 2547 break; 2548 case IEEE80211_WPS_UUID_E: 2549 printf(" uuid-e:"); 2550 for (n = 0; n < (tlv_len - 1); n++) 2551 printf("%02x-", ie[n]); 2552 printf("%02x", ie[n]); 2553 break; 2554 } 2555 ie += tlv_len, len -= tlv_len; 2556 } 2557 printf(">"); 2558 } 2559#undef N 2560} 2561 2562/* 2563 * Copy the ssid string contents into buf, truncating to fit. If the 2564 * ssid is entirely printable then just copy intact. Otherwise convert 2565 * to hexadecimal. If the result is truncated then replace the last 2566 * three characters with "...". 2567 */ 2568static int 2569copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len) 2570{ 2571 const u_int8_t *p; 2572 size_t maxlen; 2573 int i; 2574 2575 if (essid_len > bufsize) 2576 maxlen = bufsize; 2577 else 2578 maxlen = essid_len; 2579 /* determine printable or not */ 2580 for (i = 0, p = essid; i < maxlen; i++, p++) { 2581 if (*p < ' ' || *p > 0x7e) 2582 break; 2583 } 2584 if (i != maxlen) { /* not printable, print as hex */ 2585 if (bufsize < 3) 2586 return 0; 2587 strlcpy(buf, "0x", bufsize); 2588 bufsize -= 2; 2589 p = essid; 2590 for (i = 0; i < maxlen && bufsize >= 2; i++) { 2591 sprintf(&buf[2+2*i], "%02x", p[i]); 2592 bufsize -= 2; 2593 } 2594 if (i != essid_len) 2595 memcpy(&buf[2+2*i-3], "...", 3); 2596 } else { /* printable, truncate as needed */ 2597 memcpy(buf, essid, maxlen); 2598 if (maxlen != essid_len) 2599 memcpy(&buf[maxlen-3], "...", 3); 2600 } 2601 return maxlen; 2602} 2603 2604static void 2605printssid(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2606{ 2607 char ssid[2*IEEE80211_NWID_LEN+1]; 2608 2609 printf("%s<%.*s>", tag, copy_essid(ssid, maxlen, ie+2, ie[1]), ssid); 2610} 2611 2612static void 2613printrates(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2614{ 2615 const char *sep; 2616 int i; 2617 2618 printf("%s", tag); 2619 sep = "<"; 2620 for (i = 2; i < ielen; i++) { 2621 printf("%s%s%d", sep, 2622 ie[i] & IEEE80211_RATE_BASIC ? "B" : "", 2623 ie[i] & IEEE80211_RATE_VAL); 2624 sep = ","; 2625 } 2626 printf(">"); 2627} 2628 2629static void 2630printcountry(const char *tag, const u_int8_t *ie, size_t ielen, int maxlen) 2631{ 2632 const struct ieee80211_country_ie *cie = 2633 (const struct ieee80211_country_ie *) ie; 2634 int i, nbands, schan, nchan; 2635 2636 printf("%s<%c%c%c", tag, cie->cc[0], cie->cc[1], cie->cc[2]); 2637 nbands = (cie->len - 3) / sizeof(cie->band[0]); 2638 for (i = 0; i < nbands; i++) { 2639 schan = cie->band[i].schan; 2640 nchan = cie->band[i].nchan; 2641 if (nchan != 1) 2642 printf(" %u-%u,%u", schan, schan + nchan-1, 2643 cie->band[i].maxtxpwr); 2644 else 2645 printf(" %u,%u", schan, cie->band[i].maxtxpwr); 2646 } 2647 printf(">"); 2648} 2649 2650/* unaligned little endian access */ 2651#define LE_READ_4(p) \ 2652 ((u_int32_t) \ 2653 ((((const u_int8_t *)(p))[0] ) | \ 2654 (((const u_int8_t *)(p))[1] << 8) | \ 2655 (((const u_int8_t *)(p))[2] << 16) | \ 2656 (((const u_int8_t *)(p))[3] << 24))) 2657 2658static __inline int 2659iswpaoui(const u_int8_t *frm) 2660{ 2661 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI); 2662} 2663 2664static __inline int 2665iswmeinfo(const u_int8_t *frm) 2666{ 2667 return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && 2668 frm[6] == WME_INFO_OUI_SUBTYPE; 2669} 2670 2671static __inline int 2672iswmeparam(const u_int8_t *frm) 2673{ 2674 return frm[1] > 5 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI) && 2675 frm[6] == WME_PARAM_OUI_SUBTYPE; 2676} 2677 2678static __inline int 2679isatherosoui(const u_int8_t *frm) 2680{ 2681 return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI); 2682} 2683 2684static __inline int 2685iswpsoui(const uint8_t *frm) 2686{ 2687 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPS_OUI_TYPE<<24)|WPA_OUI); 2688} 2689 2690static const char * 2691iename(int elemid) 2692{ 2693 switch (elemid) { 2694 case IEEE80211_ELEMID_FHPARMS: return " FHPARMS"; 2695 case IEEE80211_ELEMID_CFPARMS: return " CFPARMS"; 2696 case IEEE80211_ELEMID_TIM: return " TIM"; 2697 case IEEE80211_ELEMID_IBSSPARMS:return " IBSSPARMS"; 2698 case IEEE80211_ELEMID_CHALLENGE:return " CHALLENGE"; 2699 case IEEE80211_ELEMID_PWRCNSTR: return " PWRCNSTR"; 2700 case IEEE80211_ELEMID_PWRCAP: return " PWRCAP"; 2701 case IEEE80211_ELEMID_TPCREQ: return " TPCREQ"; 2702 case IEEE80211_ELEMID_TPCREP: return " TPCREP"; 2703 case IEEE80211_ELEMID_SUPPCHAN: return " SUPPCHAN"; 2704 case IEEE80211_ELEMID_CHANSWITCHANN:return " CSA"; 2705 case IEEE80211_ELEMID_MEASREQ: return " MEASREQ"; 2706 case IEEE80211_ELEMID_MEASREP: return " MEASREP"; 2707 case IEEE80211_ELEMID_QUIET: return " QUIET"; 2708 case IEEE80211_ELEMID_IBSSDFS: return " IBSSDFS"; 2709 case IEEE80211_ELEMID_TPC: return " TPC"; 2710 case IEEE80211_ELEMID_CCKM: return " CCKM"; 2711 } 2712 return " ???"; 2713} 2714 2715static void 2716printies(const u_int8_t *vp, int ielen, int maxcols) 2717{ 2718 while (ielen > 0) { 2719 switch (vp[0]) { 2720 case IEEE80211_ELEMID_SSID: 2721 if (verbose) 2722 printssid(" SSID", vp, 2+vp[1], maxcols); 2723 break; 2724 case IEEE80211_ELEMID_RATES: 2725 case IEEE80211_ELEMID_XRATES: 2726 if (verbose) 2727 printrates(vp[0] == IEEE80211_ELEMID_RATES ? 2728 " RATES" : " XRATES", vp, 2+vp[1], maxcols); 2729 break; 2730 case IEEE80211_ELEMID_DSPARMS: 2731 if (verbose) 2732 printf(" DSPARMS<%u>", vp[2]); 2733 break; 2734 case IEEE80211_ELEMID_COUNTRY: 2735 if (verbose) 2736 printcountry(" COUNTRY", vp, 2+vp[1], maxcols); 2737 break; 2738 case IEEE80211_ELEMID_ERP: 2739 if (verbose) 2740 printf(" ERP<0x%x>", vp[2]); 2741 break; 2742 case IEEE80211_ELEMID_VENDOR: 2743 if (iswpaoui(vp)) 2744 printwpaie(" WPA", vp, 2+vp[1], maxcols); 2745 else if (iswmeinfo(vp)) 2746 printwmeinfo(" WME", vp, 2+vp[1], maxcols); 2747 else if (iswmeparam(vp)) 2748 printwmeparam(" WME", vp, 2+vp[1], maxcols); 2749 else if (isatherosoui(vp)) 2750 printathie(" ATH", vp, 2+vp[1], maxcols); 2751 else if (iswpsoui(vp)) 2752 printwpsie(" WPS", vp, 2+vp[1], maxcols); 2753 else if (verbose) 2754 printie(" VEN", vp, 2+vp[1], maxcols); 2755 break; 2756 case IEEE80211_ELEMID_RSN: 2757 printrsnie(" RSN", vp, 2+vp[1], maxcols); 2758 break; 2759 case IEEE80211_ELEMID_HTCAP: 2760 printhtcap(" HTCAP", vp, 2+vp[1], maxcols); 2761 break; 2762 case IEEE80211_ELEMID_HTINFO: 2763 if (verbose) 2764 printhtinfo(" HTINFO", vp, 2+vp[1], maxcols); 2765 break; 2766 default: 2767 if (verbose) 2768 printie(iename(vp[0]), vp, 2+vp[1], maxcols); 2769 break; 2770 } 2771 ielen -= 2+vp[1]; 2772 vp += 2+vp[1]; 2773 } 2774} 2775 2776static void 2777printmimo(const struct ieee80211_mimo_info *mi) 2778{ 2779 /* NB: don't muddy display unless there's something to show */ 2780 if (mi->rssi[0] != 0 || mi->rssi[1] != 0 || mi->rssi[2] != 0) { 2781 /* XXX ignore EVM for now */ 2782 printf(" (rssi %d:%d:%d nf %d:%d:%d)", 2783 mi->rssi[0], mi->rssi[1], mi->rssi[2], 2784 mi->noise[0], mi->noise[1], mi->noise[2]); 2785 } 2786} 2787 2788static void 2789list_scan(int s) 2790{ 2791 uint8_t buf[24*1024]; 2792 char ssid[IEEE80211_NWID_LEN+1]; 2793 const uint8_t *cp; 2794 int len, ssidmax; 2795 2796 if (get80211len(s, IEEE80211_IOC_SCAN_RESULTS, buf, sizeof(buf), &len) < 0) 2797 errx(1, "unable to get scan results"); 2798 if (len < sizeof(struct ieee80211req_scan_result)) 2799 return; 2800 2801 getchaninfo(s); 2802 2803 ssidmax = verbose ? IEEE80211_NWID_LEN : 14; 2804 printf("%-*.*s %-17.17s %4s %4s %-7s %3s %4s\n" 2805 , ssidmax, ssidmax, "SSID" 2806 , "BSSID" 2807 , "CHAN" 2808 , "RATE" 2809 , " S:N" 2810 , "INT" 2811 , "CAPS" 2812 ); 2813 cp = buf; 2814 do { 2815 const struct ieee80211req_scan_result *sr; 2816 const uint8_t *vp; 2817 2818 sr = (const struct ieee80211req_scan_result *) cp; 2819 vp = cp + sr->isr_ie_off; 2820 printf("%-*.*s %s %3d %3dM %3d:%-3d %3d %-4.4s" 2821 , ssidmax 2822 , copy_essid(ssid, ssidmax, vp, sr->isr_ssid_len) 2823 , ssid 2824 , ether_ntoa((const struct ether_addr *) sr->isr_bssid) 2825 , ieee80211_mhz2ieee(sr->isr_freq, sr->isr_flags) 2826 , getmaxrate(sr->isr_rates, sr->isr_nrates) 2827 , (sr->isr_rssi/2)+sr->isr_noise, sr->isr_noise 2828 , sr->isr_intval 2829 , getcaps(sr->isr_capinfo) 2830 ); 2831 printies(vp + sr->isr_ssid_len, sr->isr_ie_len, 24); 2832 printf("\n"); 2833 cp += sr->isr_len, len -= sr->isr_len; 2834 } while (len >= sizeof(struct ieee80211req_scan_result)); 2835} 2836 2837#ifdef __FreeBSD__ 2838#include <net80211/ieee80211_freebsd.h> 2839#endif 2840#ifdef __NetBSD__ 2841#include <net80211/ieee80211_netbsd.h> 2842#endif 2843 2844static void 2845scan_and_wait(int s) 2846{ 2847 struct ieee80211_scan_req sr; 2848 struct ieee80211req ireq; 2849 int sroute; 2850 2851 sroute = socket(PF_ROUTE, SOCK_RAW, 0); 2852 if (sroute < 0) { 2853 perror("socket(PF_ROUTE,SOCK_RAW)"); 2854 return; 2855 } 2856 (void) memset(&ireq, 0, sizeof(ireq)); 2857 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 2858 ireq.i_type = IEEE80211_IOC_SCAN_REQ; 2859 2860 memset(&sr, 0, sizeof(sr)); 2861 sr.sr_flags = IEEE80211_IOC_SCAN_ACTIVE 2862 | IEEE80211_IOC_SCAN_NOPICK 2863 | IEEE80211_IOC_SCAN_ONCE; 2864 sr.sr_duration = IEEE80211_IOC_SCAN_FOREVER; 2865 sr.sr_nssid = 0; 2866 2867 ireq.i_data = &sr; 2868 ireq.i_len = sizeof(sr); 2869 /* NB: only root can trigger a scan so ignore errors */ 2870 if (ioctl(s, SIOCS80211, &ireq) >= 0) { 2871 char buf[2048]; 2872 struct if_announcemsghdr *ifan; 2873 struct rt_msghdr *rtm; 2874 2875 do { 2876 if (read(sroute, buf, sizeof(buf)) < 0) { 2877 perror("read(PF_ROUTE)"); 2878 break; 2879 } 2880 rtm = (struct rt_msghdr *) buf; 2881 if (rtm->rtm_version != RTM_VERSION) 2882 break; 2883 ifan = (struct if_announcemsghdr *) rtm; 2884 } while (rtm->rtm_type != RTM_IEEE80211 || 2885 ifan->ifan_what != RTM_IEEE80211_SCAN); 2886 } 2887 close(sroute); 2888} 2889 2890static 2891DECL_CMD_FUNC(set80211scan, val, d) 2892{ 2893 scan_and_wait(s); 2894 list_scan(s); 2895} 2896 2897static enum ieee80211_opmode get80211opmode(int s); 2898 2899static int 2900gettxseq(const struct ieee80211req_sta_info *si) 2901{ 2902#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 2903 2904 int i, txseq; 2905 2906 if ((si->isi_state & IEEE80211_NODE_QOS) == 0) 2907 return si->isi_txseqs[0]; 2908 /* XXX not right but usually what folks want */ 2909 txseq = 0; 2910 for (i = 0; i < IEEE80211_TID_SIZE; i++) 2911 if (si->isi_txseqs[i] > txseq) 2912 txseq = si->isi_txseqs[i]; 2913 return txseq; 2914#undef IEEE80211_NODE_QOS 2915} 2916 2917static int 2918getrxseq(const struct ieee80211req_sta_info *si) 2919{ 2920#define IEEE80211_NODE_QOS 0x0002 /* QoS enabled */ 2921 2922 int i, rxseq; 2923 2924 if ((si->isi_state & IEEE80211_NODE_QOS) == 0) 2925 return si->isi_rxseqs[0]; 2926 /* XXX not right but usually what folks want */ 2927 rxseq = 0; 2928 for (i = 0; i < IEEE80211_TID_SIZE; i++) 2929 if (si->isi_rxseqs[i] > rxseq) 2930 rxseq = si->isi_rxseqs[i]; 2931 return rxseq; 2932#undef IEEE80211_NODE_QOS 2933} 2934 2935static void 2936list_stations(int s) 2937{ 2938 union { 2939 struct ieee80211req_sta_req req; 2940 uint8_t buf[24*1024]; 2941 } u; 2942 enum ieee80211_opmode opmode = get80211opmode(s); 2943 const uint8_t *cp; 2944 int len; 2945 2946 /* broadcast address =>'s get all stations */ 2947 (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN); 2948 if (opmode == IEEE80211_M_STA) { 2949 /* 2950 * Get information about the associated AP. 2951 */ 2952 (void) get80211(s, IEEE80211_IOC_BSSID, 2953 u.req.is_u.macaddr, IEEE80211_ADDR_LEN); 2954 } 2955 if (get80211len(s, IEEE80211_IOC_STA_INFO, &u, sizeof(u), &len) < 0) 2956 errx(1, "unable to get station information"); 2957 if (len < sizeof(struct ieee80211req_sta_info)) 2958 return; 2959 2960 getchaninfo(s); 2961 2962 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %4s\n" 2963 , "ADDR" 2964 , "AID" 2965 , "CHAN" 2966 , "RATE" 2967 , "RSSI" 2968 , "IDLE" 2969 , "TXSEQ" 2970 , "RXSEQ" 2971 , "CAPS" 2972 , "FLAG" 2973 ); 2974 cp = (const uint8_t *) u.req.info; 2975 do { 2976 const struct ieee80211req_sta_info *si; 2977 2978 si = (const struct ieee80211req_sta_info *) cp; 2979 if (si->isi_len < sizeof(*si)) 2980 break; 2981 printf("%s %4u %4d %3dM %3.1f %4d %6d %6d %-4.4s %-4.4s" 2982 , ether_ntoa((const struct ether_addr*) si->isi_macaddr) 2983 , IEEE80211_AID(si->isi_associd) 2984 , ieee80211_mhz2ieee(si->isi_freq, si->isi_flags) 2985 , si->isi_txmbps/2 2986 , si->isi_rssi/2. 2987 , si->isi_inact 2988 , gettxseq(si) 2989 , getrxseq(si) 2990 , getcaps(si->isi_capinfo) 2991 , getflags(si->isi_state) 2992 ); 2993 printies(cp + si->isi_ie_off, si->isi_ie_len, 24); 2994 printmimo(&si->isi_mimo); 2995 printf("\n"); 2996 cp += si->isi_len, len -= si->isi_len; 2997 } while (len >= sizeof(struct ieee80211req_sta_info)); 2998} 2999 3000static const char * 3001get_chaninfo(const struct ieee80211_channel *c, int precise, 3002 char buf[], size_t bsize) 3003{ 3004 buf[0] = '\0'; 3005 if (IEEE80211_IS_CHAN_FHSS(c)) 3006 strlcat(buf, " FHSS", bsize); 3007 if (IEEE80211_IS_CHAN_A(c)) { 3008 if (IEEE80211_IS_CHAN_HALF(c)) 3009 strlcat(buf, " 11a/10Mhz", bsize); 3010 else if (IEEE80211_IS_CHAN_QUARTER(c)) 3011 strlcat(buf, " 11a/5Mhz", bsize); 3012 else 3013 strlcat(buf, " 11a", bsize); 3014 } 3015 if (IEEE80211_IS_CHAN_ANYG(c)) { 3016 if (IEEE80211_IS_CHAN_HALF(c)) 3017 strlcat(buf, " 11g/10Mhz", bsize); 3018 else if (IEEE80211_IS_CHAN_QUARTER(c)) 3019 strlcat(buf, " 11g/5Mhz", bsize); 3020 else 3021 strlcat(buf, " 11g", bsize); 3022 } else if (IEEE80211_IS_CHAN_B(c)) 3023 strlcat(buf, " 11b", bsize); 3024 if (IEEE80211_IS_CHAN_TURBO(c)) 3025 strlcat(buf, " Turbo", bsize); 3026 if (precise) { 3027 if (IEEE80211_IS_CHAN_HT20(c)) 3028 strlcat(buf, " ht/20", bsize); 3029 else if (IEEE80211_IS_CHAN_HT40D(c)) 3030 strlcat(buf, " ht/40-", bsize); 3031 else if (IEEE80211_IS_CHAN_HT40U(c)) 3032 strlcat(buf, " ht/40+", bsize); 3033 } else { 3034 if (IEEE80211_IS_CHAN_HT(c)) 3035 strlcat(buf, " ht", bsize); 3036 } 3037 return buf; 3038} 3039 3040static void 3041print_chaninfo(const struct ieee80211_channel *c, int verb) 3042{ 3043 char buf[14]; 3044 3045 printf("Channel %3u : %u%c Mhz%-14.14s", 3046 ieee80211_mhz2ieee(c->ic_freq, c->ic_flags), c->ic_freq, 3047 IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ', 3048 get_chaninfo(c, verb, buf, sizeof(buf))); 3049} 3050 3051static void 3052print_channels(int s, const struct ieee80211req_chaninfo *chans, 3053 int allchans, int verb) 3054{ 3055 struct ieee80211req_chaninfo achans; 3056 uint8_t reported[IEEE80211_CHAN_BYTES]; 3057 const struct ieee80211_channel *c; 3058 int i, half; 3059 3060 memset(&achans, 0, sizeof(achans)); 3061 memset(reported, 0, sizeof(reported)); 3062 if (!allchans) { 3063 struct ieee80211req_chanlist active; 3064 3065 if (get80211(s, IEEE80211_IOC_CHANLIST, &active, sizeof(active)) < 0) 3066 errx(1, "unable to get active channel list"); 3067 memset(&achans, 0, sizeof(achans)); 3068 for (i = 0; i < chans->ic_nchans; i++) { 3069 c = &chans->ic_chans[i]; 3070 if (!isset(active.ic_channels, c->ic_ieee)) 3071 continue; 3072 /* 3073 * Suppress compatible duplicates unless 3074 * verbose. The kernel gives us it's 3075 * complete channel list which has separate 3076 * entries for 11g/11b and 11a/turbo. 3077 */ 3078 if (isset(reported, c->ic_ieee) && !verb) { 3079 /* XXX we assume duplicates are adjacent */ 3080 achans.ic_chans[achans.ic_nchans-1] = *c; 3081 } else { 3082 achans.ic_chans[achans.ic_nchans++] = *c; 3083 setbit(reported, c->ic_ieee); 3084 } 3085 } 3086 } else { 3087 for (i = 0; i < chans->ic_nchans; i++) { 3088 c = &chans->ic_chans[i]; 3089 /* suppress duplicates as above */ 3090 if (isset(reported, c->ic_ieee) && !verb) { 3091 /* XXX we assume duplicates are adjacent */ 3092 achans.ic_chans[achans.ic_nchans-1] = *c; 3093 } else { 3094 achans.ic_chans[achans.ic_nchans++] = *c; 3095 setbit(reported, c->ic_ieee); 3096 } 3097 } 3098 } 3099 half = achans.ic_nchans / 2; 3100 if (achans.ic_nchans % 2) 3101 half++; 3102 3103 for (i = 0; i < achans.ic_nchans / 2; i++) { 3104 print_chaninfo(&achans.ic_chans[i], verb); 3105 print_chaninfo(&achans.ic_chans[half+i], verb); 3106 printf("\n"); 3107 } 3108 if (achans.ic_nchans % 2) { 3109 print_chaninfo(&achans.ic_chans[i], verb); 3110 printf("\n"); 3111 } 3112} 3113 3114static void 3115list_channels(int s, int allchans) 3116{ 3117 getchaninfo(s); 3118 print_channels(s, &chaninfo, allchans, verbose); 3119} 3120 3121static void 3122print_txpow(const struct ieee80211_channel *c) 3123{ 3124 printf("Channel %3u : %u Mhz %3.1f reg %2d ", 3125 c->ic_ieee, c->ic_freq, 3126 c->ic_maxpower/2., c->ic_maxregpower); 3127} 3128 3129static void 3130print_txpow_verbose(const struct ieee80211_channel *c) 3131{ 3132 print_chaninfo(c, 1); 3133 printf("min %4.1f dBm max %3.1f dBm reg %2d dBm", 3134 c->ic_minpower/2., c->ic_maxpower/2., c->ic_maxregpower); 3135 /* indicate where regulatory cap limits power use */ 3136 if (c->ic_maxpower > 2*c->ic_maxregpower) 3137 printf(" <"); 3138} 3139 3140static void 3141list_txpow(int s) 3142{ 3143 struct ieee80211req_chaninfo achans; 3144 uint8_t reported[IEEE80211_CHAN_BYTES]; 3145 struct ieee80211_channel *c, *prev; 3146 int i, half; 3147 3148 getchaninfo(s); 3149 memset(&achans, 0, sizeof(achans)); 3150 memset(reported, 0, sizeof(reported)); 3151 for (i = 0; i < chaninfo.ic_nchans; i++) { 3152 c = &chaninfo.ic_chans[i]; 3153 /* suppress duplicates as above */ 3154 if (isset(reported, c->ic_ieee) && !verbose) { 3155 /* XXX we assume duplicates are adjacent */ 3156 prev = &achans.ic_chans[achans.ic_nchans-1]; 3157 /* display highest power on channel */ 3158 if (c->ic_maxpower > prev->ic_maxpower) 3159 *prev = *c; 3160 } else { 3161 achans.ic_chans[achans.ic_nchans++] = *c; 3162 setbit(reported, c->ic_ieee); 3163 } 3164 } 3165 if (!verbose) { 3166 half = achans.ic_nchans / 2; 3167 if (achans.ic_nchans % 2) 3168 half++; 3169 3170 for (i = 0; i < achans.ic_nchans / 2; i++) { 3171 print_txpow(&achans.ic_chans[i]); 3172 print_txpow(&achans.ic_chans[half+i]); 3173 printf("\n"); 3174 } 3175 if (achans.ic_nchans % 2) { 3176 print_txpow(&achans.ic_chans[i]); 3177 printf("\n"); 3178 } 3179 } else { 3180 for (i = 0; i < achans.ic_nchans; i++) { 3181 print_txpow_verbose(&achans.ic_chans[i]); 3182 printf("\n"); 3183 } 3184 } 3185} 3186 3187static void 3188list_keys(int s) 3189{ 3190} 3191 3192#define IEEE80211_C_BITS \ 3193 "\20\1STA\7FF\10TURBOP\11IBSS\12PMGT" \ 3194 "\13HOSTAP\14AHDEMO\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE" \ 3195 "\21MONITOR\22DFS\30WPA1\31WPA2\32BURST\33WME\34WDS\36BGSCAN" \ 3196 "\37TXFRAG" 3197 3198#define IEEE80211_CRYPTO_BITS \ 3199 "\20\1WEP\2TKIP\3AES\4AES_CCM\5TKIPMIC\6CKIP\12PMGT" 3200 3201#define IEEE80211_HTCAP_BITS \ 3202 "\20\1LDPC\2CHWIDTH40\5GREENFIELD\6SHORTGI20\7SHORTGI40\10TXSTBC" \ 3203 "\21AMPDU\22AMSDU\23HT" 3204 3205static void 3206list_capabilities(int s) 3207{ 3208 struct ieee80211_devcaps_req dc; 3209 3210 getdevcaps(s, &dc); 3211 printb("drivercaps", dc.dc_drivercaps, IEEE80211_C_BITS); 3212 if (dc.dc_cryptocaps != 0 || verbose) { 3213 putchar('\n'); 3214 printb("cryptocaps", dc.dc_cryptocaps, IEEE80211_CRYPTO_BITS); 3215 } 3216 if (dc.dc_htcaps != 0 || verbose) { 3217 putchar('\n'); 3218 printb("htcaps", dc.dc_htcaps, IEEE80211_HTCAP_BITS); 3219 } 3220 putchar('\n'); 3221} 3222 3223static int 3224get80211wme(int s, int param, int ac, int *val) 3225{ 3226 struct ieee80211req ireq; 3227 3228 (void) memset(&ireq, 0, sizeof(ireq)); 3229 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 3230 ireq.i_type = param; 3231 ireq.i_len = ac; 3232 if (ioctl(s, SIOCG80211, &ireq) < 0) { 3233 warn("cannot get WME parameter %d, ac %d%s", 3234 param, ac & IEEE80211_WMEPARAM_VAL, 3235 ac & IEEE80211_WMEPARAM_BSS ? " (BSS)" : ""); 3236 return -1; 3237 } 3238 *val = ireq.i_val; 3239 return 0; 3240} 3241 3242static void 3243list_wme_aci(int s, const char *tag, int ac) 3244{ 3245 int val; 3246 3247 printf("\t%s", tag); 3248 3249 /* show WME BSS parameters */ 3250 if (get80211wme(s, IEEE80211_IOC_WME_CWMIN, ac, &val) != -1) 3251 printf(" cwmin %2u", val); 3252 if (get80211wme(s, IEEE80211_IOC_WME_CWMAX, ac, &val) != -1) 3253 printf(" cwmax %2u", val); 3254 if (get80211wme(s, IEEE80211_IOC_WME_AIFS, ac, &val) != -1) 3255 printf(" aifs %2u", val); 3256 if (get80211wme(s, IEEE80211_IOC_WME_TXOPLIMIT, ac, &val) != -1) 3257 printf(" txopLimit %3u", val); 3258 if (get80211wme(s, IEEE80211_IOC_WME_ACM, ac, &val) != -1) { 3259 if (val) 3260 printf(" acm"); 3261 else if (verbose) 3262 printf(" -acm"); 3263 } 3264 /* !BSS only */ 3265 if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { 3266 if (get80211wme(s, IEEE80211_IOC_WME_ACKPOLICY, ac, &val) != -1) { 3267 if (!val) 3268 printf(" -ack"); 3269 else if (verbose) 3270 printf(" ack"); 3271 } 3272 } 3273 printf("\n"); 3274} 3275 3276static void 3277list_wme(int s) 3278{ 3279 static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" }; 3280 int ac; 3281 3282 if (verbose) { 3283 /* display both BSS and local settings */ 3284 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) { 3285 again: 3286 if (ac & IEEE80211_WMEPARAM_BSS) 3287 list_wme_aci(s, " ", ac); 3288 else 3289 list_wme_aci(s, acnames[ac], ac); 3290 if ((ac & IEEE80211_WMEPARAM_BSS) == 0) { 3291 ac |= IEEE80211_WMEPARAM_BSS; 3292 goto again; 3293 } else 3294 ac &= ~IEEE80211_WMEPARAM_BSS; 3295 } 3296 } else { 3297 /* display only channel settings */ 3298 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) 3299 list_wme_aci(s, acnames[ac], ac); 3300 } 3301} 3302 3303static void 3304list_roam(int s) 3305{ 3306 const struct ieee80211_roamparam *rp; 3307 int mode; 3308 3309 getroam(s); 3310 for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_11NA; mode++) { 3311 rp = &roamparams.params[mode]; 3312 if (rp->rssi == 0 && rp->rate == 0) 3313 continue; 3314 if (rp->rssi & 1) 3315 LINE_CHECK("roam:%-6.6s rssi %2u.5dBm rate %2u Mb/s", 3316 modename[mode], rp->rssi/2, rp->rate/2); 3317 else 3318 LINE_CHECK("roam:%-6.6s rssi %4udBm rate %2u Mb/s", 3319 modename[mode], rp->rssi/2, rp->rate/2); 3320 } 3321 for (; mode < IEEE80211_MODE_MAX; mode++) { 3322 rp = &roamparams.params[mode]; 3323 if (rp->rssi == 0 && rp->rate == 0) 3324 continue; 3325 if (rp->rssi & 1) 3326 LINE_CHECK("roam:%-6.6s rssi %2u.5dBm MCS %2u ", 3327 modename[mode], rp->rssi/2, rp->rate &~ 0x80); 3328 else 3329 LINE_CHECK("roam:%-6.6s rssi %4udBm MCS %2u ", 3330 modename[mode], rp->rssi/2, rp->rate &~ 0x80); 3331 } 3332} 3333 3334static void 3335list_txparams(int s) 3336{ 3337 const struct ieee80211_txparam *tp; 3338 int mode; 3339 3340 gettxparams(s); 3341 for (mode = IEEE80211_MODE_11A; mode < IEEE80211_MODE_11NA; mode++) { 3342 tp = &txparams.params[mode]; 3343 if (tp->mgmtrate == 0 && tp->mcastrate == 0) 3344 continue; 3345 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 3346 LINE_CHECK("%-6.6s ucast NONE mgmt %2u Mb/s " 3347 "mcast %2u Mb/s maxretry %u", 3348 modename[mode], tp->mgmtrate/2, 3349 tp->mcastrate/2, tp->maxretry); 3350 else 3351 LINE_CHECK("%-6.6s ucast %2u Mb/s mgmt %2u Mb/s " 3352 "mcast %2u Mb/s maxretry %u", 3353 modename[mode], tp->ucastrate/2, tp->mgmtrate/2, 3354 tp->mcastrate/2, tp->maxretry); 3355 } 3356 for (; mode < IEEE80211_MODE_MAX; mode++) { 3357 tp = &txparams.params[mode]; 3358 if (tp->mgmtrate == 0 && tp->mcastrate == 0) 3359 continue; 3360 if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) 3361 LINE_CHECK("%-6.6s ucast NONE mgmt %2u MCS " 3362 "mcast %2u MCS maxretry %u", 3363 modename[mode], tp->mgmtrate &~ 0x80, 3364 tp->mcastrate &~ 0x80, tp->maxretry); 3365 else 3366 LINE_CHECK("%-6.6s ucast %2u MCS mgmt %2u MCS " 3367 "mcast %2u MCS maxretry %u", 3368 modename[mode], tp->ucastrate &~ 0x80, 3369 tp->mgmtrate &~ 0x80, 3370 tp->mcastrate &~ 0x80, tp->maxretry); 3371 } 3372} 3373 3374static void 3375printpolicy(int policy) 3376{ 3377 switch (policy) { 3378 case IEEE80211_MACCMD_POLICY_OPEN: 3379 printf("policy: open\n"); 3380 break; 3381 case IEEE80211_MACCMD_POLICY_ALLOW: 3382 printf("policy: allow\n"); 3383 break; 3384 case IEEE80211_MACCMD_POLICY_DENY: 3385 printf("policy: deny\n"); 3386 break; 3387 case IEEE80211_MACCMD_POLICY_RADIUS: 3388 printf("policy: radius\n"); 3389 break; 3390 default: 3391 printf("policy: unknown (%u)\n", policy); 3392 break; 3393 } 3394} 3395 3396static void 3397list_mac(int s) 3398{ 3399 struct ieee80211req ireq; 3400 struct ieee80211req_maclist *acllist; 3401 int i, nacls, policy, len; 3402 uint8_t *data; 3403 char c; 3404 3405 (void) memset(&ireq, 0, sizeof(ireq)); 3406 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */ 3407 ireq.i_type = IEEE80211_IOC_MACCMD; 3408 ireq.i_val = IEEE80211_MACCMD_POLICY; 3409 if (ioctl(s, SIOCG80211, &ireq) < 0) { 3410 if (errno == EINVAL) { 3411 printf("No acl policy loaded\n"); 3412 return; 3413 } 3414 err(1, "unable to get mac policy"); 3415 } 3416 policy = ireq.i_val; 3417 if (policy == IEEE80211_MACCMD_POLICY_OPEN) { 3418 c = '*'; 3419 } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) { 3420 c = '+'; 3421 } else if (policy == IEEE80211_MACCMD_POLICY_DENY) { 3422 c = '-'; 3423 } else if (policy == IEEE80211_MACCMD_POLICY_RADIUS) { 3424 c = 'r'; /* NB: should never have entries */ 3425 } else { 3426 printf("policy: unknown (%u)\n", policy); 3427 c = '?'; 3428 } 3429 if (verbose || c == '?') 3430 printpolicy(policy); 3431 3432 ireq.i_val = IEEE80211_MACCMD_LIST; 3433 ireq.i_len = 0; 3434 if (ioctl(s, SIOCG80211, &ireq) < 0) 3435 err(1, "unable to get mac acl list size"); 3436 if (ireq.i_len == 0) { /* NB: no acls */ 3437 if (!(verbose || c == '?')) 3438 printpolicy(policy); 3439 return; 3440 } 3441 len = ireq.i_len; 3442 3443 data = malloc(len); 3444 if (data == NULL) 3445 err(1, "out of memory for acl list"); 3446 3447 ireq.i_data = data; 3448 if (ioctl(s, SIOCG80211, &ireq) < 0) 3449 err(1, "unable to get mac acl list"); 3450 nacls = len / sizeof(*acllist); 3451 acllist = (struct ieee80211req_maclist *) data; 3452 for (i = 0; i < nacls; i++) 3453 printf("%c%s\n", c, ether_ntoa( 3454 (const struct ether_addr *) acllist[i].ml_macaddr)); 3455 free(data); 3456} 3457 3458static void 3459print_regdomain(const struct ieee80211_regdomain *reg, int verb) 3460{ 3461 if ((reg->regdomain != 0 && 3462 reg->regdomain != reg->country) || verb) { 3463 const struct regdomain *rd = 3464 lib80211_regdomain_findbysku(getregdata(), reg->regdomain); 3465 if (rd == NULL) 3466 LINE_CHECK("regdomain %d", reg->regdomain); 3467 else 3468 LINE_CHECK("regdomain %s", rd->name); 3469 } 3470 if (reg->country != 0 || verb) { 3471 const struct country *cc = 3472 lib80211_country_findbycc(getregdata(), reg->country); 3473 if (cc == NULL) 3474 LINE_CHECK("country %d", reg->country); 3475 else 3476 LINE_CHECK("country %s", cc->isoname); 3477 } 3478 if (reg->location == 'I') 3479 LINE_CHECK("indoor"); 3480 else if (reg->location == 'O') 3481 LINE_CHECK("outdoor"); 3482 else if (verb) 3483 LINE_CHECK("anywhere"); 3484 if (reg->ecm) 3485 LINE_CHECK("ecm"); 3486 else if (verb) 3487 LINE_CHECK("-ecm"); 3488} 3489 3490static void 3491list_regdomain(int s, int channelsalso) 3492{ 3493 getregdomain(s); 3494 if (channelsalso) { 3495 getchaninfo(s); 3496 spacer = ':'; 3497 print_regdomain(®domain, 1); 3498 LINE_BREAK(); 3499 print_channels(s, &chaninfo, 1/*allchans*/, 1/*verbose*/); 3500 } else 3501 print_regdomain(®domain, verbose); 3502} 3503 3504static 3505DECL_CMD_FUNC(set80211list, arg, d) 3506{ 3507#define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) 3508 3509 LINE_INIT('\t'); 3510 3511 if (iseq(arg, "sta")) 3512 list_stations(s); 3513 else if (iseq(arg, "scan") || iseq(arg, "ap")) 3514 list_scan(s); 3515 else if (iseq(arg, "chan") || iseq(arg, "freq")) 3516 list_channels(s, 1); 3517 else if (iseq(arg, "active")) 3518 list_channels(s, 0); 3519 else if (iseq(arg, "keys")) 3520 list_keys(s); 3521 else if (iseq(arg, "caps")) 3522 list_capabilities(s); 3523 else if (iseq(arg, "wme") || iseq(arg, "wmm")) 3524 list_wme(s); 3525 else if (iseq(arg, "mac")) 3526 list_mac(s); 3527 else if (iseq(arg, "txpow")) 3528 list_txpow(s); 3529 else if (iseq(arg, "roam")) 3530 list_roam(s); 3531 else if (iseq(arg, "txparam") || iseq(arg, "txparm")) 3532 list_txparams(s); 3533 else if (iseq(arg, "regdomain")) 3534 list_regdomain(s, 1); 3535 else if (iseq(arg, "countries")) 3536 list_countries(); 3537 else 3538 errx(1, "Don't know how to list %s for %s", arg, name); 3539 LINE_BREAK(); 3540#undef iseq 3541} 3542 3543static enum ieee80211_opmode 3544get80211opmode(int s) 3545{ 3546 struct ifmediareq ifmr; 3547 3548 (void) memset(&ifmr, 0, sizeof(ifmr)); 3549 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 3550 3551 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { 3552 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) { 3553 if (ifmr.ifm_current & IFM_FLAG0) 3554 return IEEE80211_M_AHDEMO; 3555 else 3556 return IEEE80211_M_IBSS; 3557 } 3558 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP) 3559 return IEEE80211_M_HOSTAP; 3560 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR) 3561 return IEEE80211_M_MONITOR; 3562 } 3563 return IEEE80211_M_STA; 3564} 3565 3566#if 0 3567static void 3568printcipher(int s, struct ieee80211req *ireq, int keylenop) 3569{ 3570 switch (ireq->i_val) { 3571 case IEEE80211_CIPHER_WEP: 3572 ireq->i_type = keylenop; 3573 if (ioctl(s, SIOCG80211, ireq) != -1) 3574 printf("WEP-%s", 3575 ireq->i_len <= 5 ? "40" : 3576 ireq->i_len <= 13 ? "104" : "128"); 3577 else 3578 printf("WEP"); 3579 break; 3580 case IEEE80211_CIPHER_TKIP: 3581 printf("TKIP"); 3582 break; 3583 case IEEE80211_CIPHER_AES_OCB: 3584 printf("AES-OCB"); 3585 break; 3586 case IEEE80211_CIPHER_AES_CCM: 3587 printf("AES-CCM"); 3588 break; 3589 case IEEE80211_CIPHER_CKIP: 3590 printf("CKIP"); 3591 break; 3592 case IEEE80211_CIPHER_NONE: 3593 printf("NONE"); 3594 break; 3595 default: 3596 printf("UNKNOWN (0x%x)", ireq->i_val); 3597 break; 3598 } 3599} 3600#endif 3601 3602static void 3603printkey(const struct ieee80211req_key *ik) 3604{ 3605 static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE]; 3606 int keylen = ik->ik_keylen; 3607 int printcontents; 3608 3609 printcontents = printkeys && 3610 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose); 3611 if (printcontents) 3612 LINE_BREAK(); 3613 switch (ik->ik_type) { 3614 case IEEE80211_CIPHER_WEP: 3615 /* compatibility */ 3616 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1, 3617 keylen <= 5 ? "40-bit" : 3618 keylen <= 13 ? "104-bit" : "128-bit"); 3619 break; 3620 case IEEE80211_CIPHER_TKIP: 3621 if (keylen > 128/8) 3622 keylen -= 128/8; /* ignore MIC for now */ 3623 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3624 break; 3625 case IEEE80211_CIPHER_AES_OCB: 3626 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3627 break; 3628 case IEEE80211_CIPHER_AES_CCM: 3629 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3630 break; 3631 case IEEE80211_CIPHER_CKIP: 3632 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3633 break; 3634 case IEEE80211_CIPHER_NONE: 3635 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen); 3636 break; 3637 default: 3638 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit", 3639 ik->ik_type, ik->ik_keyix+1, 8*keylen); 3640 break; 3641 } 3642 if (printcontents) { 3643 int i; 3644 3645 printf(" <"); 3646 for (i = 0; i < keylen; i++) 3647 printf("%02x", ik->ik_keydata[i]); 3648 printf(">"); 3649 if (ik->ik_type != IEEE80211_CIPHER_WEP && 3650 (ik->ik_keyrsc != 0 || verbose)) 3651 printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc); 3652 if (ik->ik_type != IEEE80211_CIPHER_WEP && 3653 (ik->ik_keytsc != 0 || verbose)) 3654 printf(" tsc %ju", (uintmax_t)ik->ik_keytsc); 3655 if (ik->ik_flags != 0 && verbose) { 3656 const char *sep = " "; 3657 3658 if (ik->ik_flags & IEEE80211_KEY_XMIT) 3659 printf("%stx", sep), sep = "+"; 3660 if (ik->ik_flags & IEEE80211_KEY_RECV) 3661 printf("%srx", sep), sep = "+"; 3662 if (ik->ik_flags & IEEE80211_KEY_DEFAULT) 3663 printf("%sdef", sep), sep = "+"; 3664 } 3665 LINE_BREAK(); 3666 } 3667} 3668 3669static void 3670printrate(const char *tag, int v, int defrate, int defmcs) 3671{ 3672 if (v == 11) 3673 LINE_CHECK("%s 5.5", tag); 3674 else if (v & 0x80) { 3675 if (v != defmcs) 3676 LINE_CHECK("%s %d", tag, v &~ 0x80); 3677 } else { 3678 if (v != defrate) 3679 LINE_CHECK("%s %d", tag, v/2); 3680 } 3681} 3682 3683static int 3684getssid(int s, int ix, void *data, size_t len, int *plen) 3685{ 3686 struct ieee80211req ireq; 3687 3688 (void) memset(&ireq, 0, sizeof(ireq)); 3689 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 3690 ireq.i_type = IEEE80211_IOC_SSID; 3691 ireq.i_val = ix; 3692 ireq.i_data = data; 3693 ireq.i_len = len; 3694 if (ioctl(s, SIOCG80211, &ireq) < 0) 3695 return -1; 3696 *plen = ireq.i_len; 3697 return 0; 3698} 3699 3700static void 3701ieee80211_status(int s) 3702{ 3703 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 3704 enum ieee80211_opmode opmode = get80211opmode(s); 3705 int i, num, wpa, wme, bgscan, bgscaninterval, val, len, wepmode; 3706 uint8_t data[32]; 3707 const struct ieee80211_channel *c; 3708 const struct ieee80211_roamparam *rp; 3709 const struct ieee80211_txparam *tp; 3710 3711 if (getssid(s, -1, data, sizeof(data), &len) < 0) { 3712 /* If we can't get the SSID, this isn't an 802.11 device. */ 3713 return; 3714 } 3715 3716 /* 3717 * Invalidate cached state so printing status for multiple 3718 * if's doesn't reuse the first interfaces' cached state. 3719 */ 3720 gotcurchan = 0; 3721 gotroam = 0; 3722 gottxparams = 0; 3723 gothtconf = 0; 3724 gotregdomain = 0; 3725 3726 if (get80211val(s, IEEE80211_IOC_NUMSSIDS, &num) < 0) 3727 num = 0; 3728 printf("\tssid "); 3729 if (num > 1) { 3730 for (i = 0; i < num; i++) { 3731 if (getssid(s, i, data, sizeof(data), &len) >= 0 && len > 0) { 3732 printf(" %d:", i + 1); 3733 print_string(data, len); 3734 } 3735 } 3736 } else 3737 print_string(data, len); 3738 3739 c = getcurchan(s); 3740 if (c->ic_freq != IEEE80211_CHAN_ANY) { 3741 char buf[14]; 3742 printf(" channel %d (%u Mhz%s)", c->ic_ieee, c->ic_freq, 3743 get_chaninfo(c, 1, buf, sizeof(buf))); 3744 } else if (verbose) 3745 printf(" channel UNDEF"); 3746 3747 if (get80211(s, IEEE80211_IOC_BSSID, data, IEEE80211_ADDR_LEN) >= 0 && 3748 (memcmp(data, zerobssid, sizeof(zerobssid)) != 0 || verbose)) 3749 printf(" bssid %s", ether_ntoa((struct ether_addr *)data)); 3750 3751 if (get80211len(s, IEEE80211_IOC_STATIONNAME, data, sizeof(data), &len) != -1) { 3752 printf("\n\tstationname "); 3753 print_string(data, len); 3754 } 3755 3756 spacer = ' '; /* force first break */ 3757 LINE_BREAK(); 3758 3759 list_regdomain(s, 0); 3760 3761 wpa = 0; 3762 if (get80211val(s, IEEE80211_IOC_AUTHMODE, &val) != -1) { 3763 switch (val) { 3764 case IEEE80211_AUTH_NONE: 3765 LINE_CHECK("authmode NONE"); 3766 break; 3767 case IEEE80211_AUTH_OPEN: 3768 LINE_CHECK("authmode OPEN"); 3769 break; 3770 case IEEE80211_AUTH_SHARED: 3771 LINE_CHECK("authmode SHARED"); 3772 break; 3773 case IEEE80211_AUTH_8021X: 3774 LINE_CHECK("authmode 802.1x"); 3775 break; 3776 case IEEE80211_AUTH_WPA: 3777 if (get80211val(s, IEEE80211_IOC_WPA, &wpa) < 0) 3778 wpa = 1; /* default to WPA1 */ 3779 switch (wpa) { 3780 case 2: 3781 LINE_CHECK("authmode WPA2/802.11i"); 3782 break; 3783 case 3: 3784 LINE_CHECK("authmode WPA1+WPA2/802.11i"); 3785 break; 3786 default: 3787 LINE_CHECK("authmode WPA"); 3788 break; 3789 } 3790 break; 3791 case IEEE80211_AUTH_AUTO: 3792 LINE_CHECK("authmode AUTO"); 3793 break; 3794 default: 3795 LINE_CHECK("authmode UNKNOWN (0x%x)", val); 3796 break; 3797 } 3798 } 3799 3800 if (wpa || verbose) { 3801 if (get80211val(s, IEEE80211_IOC_WPS, &val) != -1) { 3802 if (val) 3803 LINE_CHECK("wps"); 3804 else if (verbose) 3805 LINE_CHECK("-wps"); 3806 } 3807 if (get80211val(s, IEEE80211_IOC_TSN, &val) != -1) { 3808 if (val) 3809 LINE_CHECK("tsn"); 3810 else if (verbose) 3811 LINE_CHECK("-tsn"); 3812 } 3813 if (ioctl(s, IEEE80211_IOC_COUNTERMEASURES, &val) != -1) { 3814 if (val) 3815 LINE_CHECK("countermeasures"); 3816 else if (verbose) 3817 LINE_CHECK("-countermeasures"); 3818 } 3819#if 0 3820 /* XXX not interesting with WPA done in user space */ 3821 ireq.i_type = IEEE80211_IOC_KEYMGTALGS; 3822 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3823 } 3824 3825 ireq.i_type = IEEE80211_IOC_MCASTCIPHER; 3826 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3827 LINE_CHECK("mcastcipher "); 3828 printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN); 3829 spacer = ' '; 3830 } 3831 3832 ireq.i_type = IEEE80211_IOC_UCASTCIPHER; 3833 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3834 LINE_CHECK("ucastcipher "); 3835 printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN); 3836 } 3837 3838 if (wpa & 2) { 3839 ireq.i_type = IEEE80211_IOC_RSNCAPS; 3840 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3841 LINE_CHECK("RSN caps 0x%x", ireq.i_val); 3842 spacer = ' '; 3843 } 3844 } 3845 3846 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS; 3847 if (ioctl(s, SIOCG80211, &ireq) != -1) { 3848 } 3849#endif 3850 } 3851 3852 if (get80211val(s, IEEE80211_IOC_WEP, &wepmode) != -1 && 3853 wepmode != IEEE80211_WEP_NOSUP) { 3854 int firstkey; 3855 3856 switch (wepmode) { 3857 case IEEE80211_WEP_OFF: 3858 LINE_CHECK("privacy OFF"); 3859 break; 3860 case IEEE80211_WEP_ON: 3861 LINE_CHECK("privacy ON"); 3862 break; 3863 case IEEE80211_WEP_MIXED: 3864 LINE_CHECK("privacy MIXED"); 3865 break; 3866 default: 3867 LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode); 3868 break; 3869 } 3870 3871 /* 3872 * If we get here then we've got WEP support so we need 3873 * to print WEP status. 3874 */ 3875 3876 if (get80211val(s, IEEE80211_IOC_WEPTXKEY, &val) < 0) { 3877 warn("WEP support, but no tx key!"); 3878 goto end; 3879 } 3880 if (val != -1) 3881 LINE_CHECK("deftxkey %d", val+1); 3882 else if (wepmode != IEEE80211_WEP_OFF || verbose) 3883 LINE_CHECK("deftxkey UNDEF"); 3884 3885 if (get80211val(s, IEEE80211_IOC_NUMWEPKEYS, &num) < 0) { 3886 warn("WEP support, but no NUMWEPKEYS support!"); 3887 goto end; 3888 } 3889 3890 firstkey = 1; 3891 for (i = 0; i < num; i++) { 3892 struct ieee80211req_key ik; 3893 3894 memset(&ik, 0, sizeof(ik)); 3895 ik.ik_keyix = i; 3896 if (get80211(s, IEEE80211_IOC_WPAKEY, &ik, sizeof(ik)) < 0) { 3897 warn("WEP support, but can get keys!"); 3898 goto end; 3899 } 3900 if (ik.ik_keylen != 0) { 3901 if (verbose) 3902 LINE_BREAK(); 3903 printkey(&ik); 3904 firstkey = 0; 3905 } 3906 } 3907end: 3908 ; 3909 } 3910 3911 if (get80211val(s, IEEE80211_IOC_POWERSAVE, &val) != -1 && 3912 val != IEEE80211_POWERSAVE_NOSUP ) { 3913 if (val != IEEE80211_POWERSAVE_OFF || verbose) { 3914 switch (val) { 3915 case IEEE80211_POWERSAVE_OFF: 3916 LINE_CHECK("powersavemode OFF"); 3917 break; 3918 case IEEE80211_POWERSAVE_CAM: 3919 LINE_CHECK("powersavemode CAM"); 3920 break; 3921 case IEEE80211_POWERSAVE_PSP: 3922 LINE_CHECK("powersavemode PSP"); 3923 break; 3924 case IEEE80211_POWERSAVE_PSP_CAM: 3925 LINE_CHECK("powersavemode PSP-CAM"); 3926 break; 3927 } 3928 if (get80211val(s, IEEE80211_IOC_POWERSAVESLEEP, &val) != -1) 3929 LINE_CHECK("powersavesleep %d", val); 3930 } 3931 } 3932 3933 if (get80211val(s, IEEE80211_IOC_TXPOWER, &val) != -1) { 3934 if (val & 1) 3935 LINE_CHECK("txpower %d.5", val/2); 3936 else 3937 LINE_CHECK("txpower %d", val/2); 3938 } 3939 if (verbose) { 3940 if (get80211val(s, IEEE80211_IOC_TXPOWMAX, &val) != -1) 3941 LINE_CHECK("txpowmax %.1f", val/2.); 3942 } 3943 3944 if (get80211val(s, IEEE80211_IOC_DOTD, &val) != -1) { 3945 if (val) 3946 LINE_CHECK("dotd"); 3947 else if (verbose) 3948 LINE_CHECK("-dotd"); 3949 } 3950 3951 if (get80211val(s, IEEE80211_IOC_RTSTHRESHOLD, &val) != -1) { 3952 if (val != IEEE80211_RTS_MAX || verbose) 3953 LINE_CHECK("rtsthreshold %d", val); 3954 } 3955 3956 if (get80211val(s, IEEE80211_IOC_FRAGTHRESHOLD, &val) != -1) { 3957 if (val != IEEE80211_FRAG_MAX || verbose) 3958 LINE_CHECK("fragthreshold %d", val); 3959 } 3960 if (opmode == IEEE80211_M_STA || verbose) { 3961 if (get80211val(s, IEEE80211_IOC_BMISSTHRESHOLD, &val) != -1) { 3962 if (val != IEEE80211_HWBMISS_MAX || verbose) 3963 LINE_CHECK("bmiss %d", val); 3964 } 3965 } 3966 3967 if (!verbose) { 3968 gettxparams(s); 3969 tp = &txparams.params[chan2mode(c)]; 3970 printrate("ucastrate", tp->ucastrate, 3971 IEEE80211_FIXED_RATE_NONE, IEEE80211_FIXED_RATE_NONE); 3972 printrate("mcastrate", tp->mcastrate, 2*1, 0x80|0); 3973 printrate("mgmtrate", tp->mgmtrate, 2*1, 0x80|0); 3974 if (tp->maxretry != 6) /* XXX */ 3975 LINE_CHECK("maxretry %d", tp->maxretry); 3976 } else { 3977 LINE_BREAK(); 3978 list_txparams(s); 3979 } 3980 3981 bgscaninterval = -1; 3982 (void) get80211val(s, IEEE80211_IOC_BGSCAN_INTERVAL, &bgscaninterval); 3983 3984 if (get80211val(s, IEEE80211_IOC_SCANVALID, &val) != -1) { 3985 if (val != bgscaninterval || verbose) 3986 LINE_CHECK("scanvalid %u", val); 3987 } 3988 3989 bgscan = 0; 3990 if (get80211val(s, IEEE80211_IOC_BGSCAN, &bgscan) != -1) { 3991 if (bgscan) 3992 LINE_CHECK("bgscan"); 3993 else if (verbose) 3994 LINE_CHECK("-bgscan"); 3995 } 3996 if (bgscan || verbose) { 3997 if (bgscaninterval != -1) 3998 LINE_CHECK("bgscanintvl %u", bgscaninterval); 3999 if (get80211val(s, IEEE80211_IOC_BGSCAN_IDLE, &val) != -1) 4000 LINE_CHECK("bgscanidle %u", val); 4001 if (!verbose) { 4002 getroam(s); 4003 rp = &roamparams.params[chan2mode(c)]; 4004 if (rp->rssi & 1) 4005 LINE_CHECK("roam:rssi %u.5", rp->rssi/2); 4006 else 4007 LINE_CHECK("roam:rssi %u", rp->rssi/2); 4008 LINE_CHECK("roam:rate %u", rp->rate/2); 4009 } else { 4010 LINE_BREAK(); 4011 list_roam(s); 4012 } 4013 } 4014 4015 if (IEEE80211_IS_CHAN_ANYG(c) || verbose) { 4016 if (get80211val(s, IEEE80211_IOC_PUREG, &val) != -1) { 4017 if (val) 4018 LINE_CHECK("pureg"); 4019 else if (verbose) 4020 LINE_CHECK("-pureg"); 4021 } 4022 if (get80211val(s, IEEE80211_IOC_PROTMODE, &val) != -1) { 4023 switch (val) { 4024 case IEEE80211_PROTMODE_OFF: 4025 LINE_CHECK("protmode OFF"); 4026 break; 4027 case IEEE80211_PROTMODE_CTS: 4028 LINE_CHECK("protmode CTS"); 4029 break; 4030 case IEEE80211_PROTMODE_RTSCTS: 4031 LINE_CHECK("protmode RTSCTS"); 4032 break; 4033 default: 4034 LINE_CHECK("protmode UNKNOWN (0x%x)", val); 4035 break; 4036 } 4037 } 4038 } 4039 4040 if (IEEE80211_IS_CHAN_HT(c) || verbose) { 4041 gethtconf(s); 4042 switch (htconf & 3) { 4043 case 0: 4044 case 2: 4045 LINE_CHECK("-ht"); 4046 break; 4047 case 1: 4048 LINE_CHECK("ht20"); 4049 break; 4050 case 3: 4051 if (verbose) 4052 LINE_CHECK("ht"); 4053 break; 4054 } 4055 if (get80211val(s, IEEE80211_IOC_HTCOMPAT, &val) != -1) { 4056 if (!val) 4057 LINE_CHECK("-htcompat"); 4058 else if (verbose) 4059 LINE_CHECK("htcompat"); 4060 } 4061 if (get80211val(s, IEEE80211_IOC_AMPDU, &val) != -1) { 4062 switch (val) { 4063 case 0: 4064 LINE_CHECK("-ampdu"); 4065 break; 4066 case 1: 4067 LINE_CHECK("ampdutx -ampdurx"); 4068 break; 4069 case 2: 4070 LINE_CHECK("-ampdutx ampdurx"); 4071 break; 4072 case 3: 4073 if (verbose) 4074 LINE_CHECK("ampdu"); 4075 break; 4076 } 4077 } 4078 if (get80211val(s, IEEE80211_IOC_AMPDU_LIMIT, &val) != -1) { 4079 switch (val) { 4080 case IEEE80211_HTCAP_MAXRXAMPDU_8K: 4081 LINE_CHECK("ampdulimit 8k"); 4082 break; 4083 case IEEE80211_HTCAP_MAXRXAMPDU_16K: 4084 LINE_CHECK("ampdulimit 16k"); 4085 break; 4086 case IEEE80211_HTCAP_MAXRXAMPDU_32K: 4087 LINE_CHECK("ampdulimit 32k"); 4088 break; 4089 case IEEE80211_HTCAP_MAXRXAMPDU_64K: 4090 LINE_CHECK("ampdulimit 64k"); 4091 break; 4092 } 4093 } 4094 if (get80211val(s, IEEE80211_IOC_AMPDU_DENSITY, &val) != -1) { 4095 switch (val) { 4096 case IEEE80211_HTCAP_MPDUDENSITY_NA: 4097 if (verbose) 4098 LINE_CHECK("ampdudensity NA"); 4099 break; 4100 case IEEE80211_HTCAP_MPDUDENSITY_025: 4101 LINE_CHECK("ampdudensity .25"); 4102 break; 4103 case IEEE80211_HTCAP_MPDUDENSITY_05: 4104 LINE_CHECK("ampdudensity .5"); 4105 break; 4106 case IEEE80211_HTCAP_MPDUDENSITY_1: 4107 LINE_CHECK("ampdudensity 1"); 4108 break; 4109 case IEEE80211_HTCAP_MPDUDENSITY_2: 4110 LINE_CHECK("ampdudensity 2"); 4111 break; 4112 case IEEE80211_HTCAP_MPDUDENSITY_4: 4113 LINE_CHECK("ampdudensity 4"); 4114 break; 4115 case IEEE80211_HTCAP_MPDUDENSITY_8: 4116 LINE_CHECK("ampdudensity 8"); 4117 break; 4118 case IEEE80211_HTCAP_MPDUDENSITY_16: 4119 LINE_CHECK("ampdudensity 16"); 4120 break; 4121 } 4122 } 4123 if (get80211val(s, IEEE80211_IOC_AMSDU, &val) != -1) { 4124 switch (val) { 4125 case 0: 4126 LINE_CHECK("-amsdu"); 4127 break; 4128 case 1: 4129 LINE_CHECK("amsdutx -amsdurx"); 4130 break; 4131 case 2: 4132 LINE_CHECK("-amsdutx amsdurx"); 4133 break; 4134 case 3: 4135 if (verbose) 4136 LINE_CHECK("amsdu"); 4137 break; 4138 } 4139 } 4140 /* XXX amsdu limit */ 4141 if (get80211val(s, IEEE80211_IOC_SHORTGI, &val) != -1) { 4142 if (val) 4143 LINE_CHECK("shortgi"); 4144 else if (verbose) 4145 LINE_CHECK("-shortgi"); 4146 } 4147 if (get80211val(s, IEEE80211_IOC_HTPROTMODE, &val) != -1) { 4148 if (val == IEEE80211_PROTMODE_OFF) 4149 LINE_CHECK("htprotmode OFF"); 4150 else if (val != IEEE80211_PROTMODE_RTSCTS) 4151 LINE_CHECK("htprotmode UNKNOWN (0x%x)", val); 4152 else if (verbose) 4153 LINE_CHECK("htprotmode RTSCTS"); 4154 } 4155 if (get80211val(s, IEEE80211_IOC_PUREN, &val) != -1) { 4156 if (val) 4157 LINE_CHECK("puren"); 4158 else if (verbose) 4159 LINE_CHECK("-puren"); 4160 } 4161 if (get80211val(s, IEEE80211_IOC_SMPS, &val) != -1) { 4162 if (val == IEEE80211_HTCAP_SMPS_DYNAMIC) 4163 LINE_CHECK("smpsdyn"); 4164 else if (val == IEEE80211_HTCAP_SMPS_ENA) 4165 LINE_CHECK("smps"); 4166 else if (verbose) 4167 LINE_CHECK("-smps"); 4168 } 4169 if (get80211val(s, IEEE80211_IOC_RIFS, &val) != -1) { 4170 if (val) 4171 LINE_CHECK("rifs"); 4172 else if (verbose) 4173 LINE_CHECK("-rifs"); 4174 } 4175 } 4176 4177 if (get80211val(s, IEEE80211_IOC_WME, &wme) != -1) { 4178 if (wme) 4179 LINE_CHECK("wme"); 4180 else if (verbose) 4181 LINE_CHECK("-wme"); 4182 } else 4183 wme = 0; 4184 4185 if (get80211val(s, IEEE80211_IOC_BURST, &val) != -1) { 4186 if (val) 4187 LINE_CHECK("burst"); 4188 else if (verbose) 4189 LINE_CHECK("-burst"); 4190 } 4191 4192 if (get80211val(s, IEEE80211_IOC_FF, &val) != -1) { 4193 if (val) 4194 LINE_CHECK("ff"); 4195 else if (verbose) 4196 LINE_CHECK("-ff"); 4197 } 4198 if (get80211val(s, IEEE80211_IOC_TURBOP, &val) != -1) { 4199 if (val) 4200 LINE_CHECK("dturbo"); 4201 else if (verbose) 4202 LINE_CHECK("-dturbo"); 4203 } 4204 if (get80211val(s, IEEE80211_IOC_DWDS, &val) != -1) { 4205 if (val) 4206 LINE_CHECK("dwds"); 4207 else if (verbose) 4208 LINE_CHECK("-dwds"); 4209 } 4210 4211 if (opmode == IEEE80211_M_HOSTAP) { 4212 if (get80211val(s, IEEE80211_IOC_HIDESSID, &val) != -1) { 4213 if (val) 4214 LINE_CHECK("hidessid"); 4215 else if (verbose) 4216 LINE_CHECK("-hidessid"); 4217 } 4218 if (get80211val(s, IEEE80211_IOC_APBRIDGE, &val) != -1) { 4219 if (!val) 4220 LINE_CHECK("-apbridge"); 4221 else if (verbose) 4222 LINE_CHECK("apbridge"); 4223 } 4224 if (get80211val(s, IEEE80211_IOC_DTIM_PERIOD, &val) != -1) 4225 LINE_CHECK("dtimperiod %u", val); 4226 4227 if (get80211val(s, IEEE80211_IOC_DOTH, &val) != -1) { 4228 if (!val) 4229 LINE_CHECK("-doth"); 4230 else if (verbose) 4231 LINE_CHECK("doth"); 4232 } 4233 if (get80211val(s, IEEE80211_IOC_DFS, &val) != -1) { 4234 if (!val) 4235 LINE_CHECK("-dfs"); 4236 else if (verbose) 4237 LINE_CHECK("dfs"); 4238 } 4239 if (get80211val(s, IEEE80211_IOC_INACTIVITY, &val) != -1) { 4240 if (!val) 4241 LINE_CHECK("-inact"); 4242 else if (verbose) 4243 LINE_CHECK("inact"); 4244 } 4245 } else { 4246 if (get80211val(s, IEEE80211_IOC_ROAMING, &val) != -1) { 4247 if (val != IEEE80211_ROAMING_AUTO || verbose) { 4248 switch (val) { 4249 case IEEE80211_ROAMING_DEVICE: 4250 LINE_CHECK("roaming DEVICE"); 4251 break; 4252 case IEEE80211_ROAMING_AUTO: 4253 LINE_CHECK("roaming AUTO"); 4254 break; 4255 case IEEE80211_ROAMING_MANUAL: 4256 LINE_CHECK("roaming MANUAL"); 4257 break; 4258 default: 4259 LINE_CHECK("roaming UNKNOWN (0x%x)", 4260 val); 4261 break; 4262 } 4263 } 4264 } 4265 } 4266 4267 if (get80211val(s, IEEE80211_IOC_BEACON_INTERVAL, &val) != -1) { 4268 /* XXX default define not visible */ 4269 if (val != 100 || verbose) 4270 LINE_CHECK("bintval %u", val); 4271 } 4272 4273 if (wme && verbose) { 4274 LINE_BREAK(); 4275 list_wme(s); 4276 } 4277 LINE_BREAK(); 4278} 4279 4280static int 4281get80211(int s, int type, void *data, int len) 4282{ 4283 struct ieee80211req ireq; 4284 4285 (void) memset(&ireq, 0, sizeof(ireq)); 4286 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4287 ireq.i_type = type; 4288 ireq.i_data = data; 4289 ireq.i_len = len; 4290 return ioctl(s, SIOCG80211, &ireq); 4291} 4292 4293static int 4294get80211len(int s, int type, void *data, int len, int *plen) 4295{ 4296 struct ieee80211req ireq; 4297 4298 (void) memset(&ireq, 0, sizeof(ireq)); 4299 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4300 ireq.i_type = type; 4301 ireq.i_len = len; 4302 ireq.i_data = data; 4303 if (ioctl(s, SIOCG80211, &ireq) < 0) 4304 return -1; 4305 *plen = ireq.i_len; 4306 return 0; 4307} 4308 4309static int 4310get80211val(int s, int type, int *val) 4311{ 4312 struct ieee80211req ireq; 4313 4314 (void) memset(&ireq, 0, sizeof(ireq)); 4315 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4316 ireq.i_type = type; 4317 if (ioctl(s, SIOCG80211, &ireq) < 0) 4318 return -1; 4319 *val = ireq.i_val; 4320 return 0; 4321} 4322 4323static void 4324set80211(int s, int type, int val, int len, void *data) 4325{ 4326 struct ieee80211req ireq; 4327 4328 (void) memset(&ireq, 0, sizeof(ireq)); 4329 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 4330 ireq.i_type = type; 4331 ireq.i_val = val; 4332 ireq.i_len = len; 4333 ireq.i_data = data; 4334 if (ioctl(s, SIOCS80211, &ireq) < 0) 4335 err(1, "SIOCS80211"); 4336} 4337 4338static const char * 4339get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) 4340{ 4341 int len; 4342 int hexstr; 4343 u_int8_t *p; 4344 4345 len = *lenp; 4346 p = buf; 4347 hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); 4348 if (hexstr) 4349 val += 2; 4350 for (;;) { 4351 if (*val == '\0') 4352 break; 4353 if (sep != NULL && strchr(sep, *val) != NULL) { 4354 val++; 4355 break; 4356 } 4357 if (hexstr) { 4358 if (!isxdigit((u_char)val[0])) { 4359 warnx("bad hexadecimal digits"); 4360 return NULL; 4361 } 4362 if (!isxdigit((u_char)val[1])) { 4363 warnx("odd count hexadecimal digits"); 4364 return NULL; 4365 } 4366 } 4367 if (p >= buf + len) { 4368 if (hexstr) 4369 warnx("hexadecimal digits too long"); 4370 else 4371 warnx("string too long"); 4372 return NULL; 4373 } 4374 if (hexstr) { 4375#define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) 4376 *p++ = (tohex((u_char)val[0]) << 4) | 4377 tohex((u_char)val[1]); 4378#undef tohex 4379 val += 2; 4380 } else 4381 *p++ = *val++; 4382 } 4383 len = p - buf; 4384 /* The string "-" is treated as the empty string. */ 4385 if (!hexstr && len == 1 && buf[0] == '-') { 4386 len = 0; 4387 memset(buf, 0, *lenp); 4388 } else if (len < *lenp) 4389 memset(p, 0, *lenp - len); 4390 *lenp = len; 4391 return val; 4392} 4393 4394static void 4395print_string(const u_int8_t *buf, int len) 4396{ 4397 int i; 4398 int hasspc; 4399 4400 i = 0; 4401 hasspc = 0; 4402 for (; i < len; i++) { 4403 if (!isprint(buf[i]) && buf[i] != '\0') 4404 break; 4405 if (isspace(buf[i])) 4406 hasspc++; 4407 } 4408 if (i == len) { 4409 if (hasspc || len == 0 || buf[0] == '\0') 4410 printf("\"%.*s\"", len, buf); 4411 else 4412 printf("%.*s", len, buf); 4413 } else { 4414 printf("0x"); 4415 for (i = 0; i < len; i++) 4416 printf("%02x", buf[i]); 4417 } 4418} 4419 4420/* 4421 * Virtual AP cloning support. 4422 */ 4423static struct ieee80211_clone_params params = { 4424 .icp_opmode = IEEE80211_M_STA, /* default to station mode */ 4425}; 4426 4427static void 4428wlan_create(int s, struct ifreq *ifr) 4429{ 4430 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 4431 4432 if (params.icp_parent[0] == '\0') 4433 errx(1, "must specify a parent when creating a wlan device"); 4434 if (params.icp_opmode == IEEE80211_M_WDS && 4435 memcmp(params.icp_bssid, zerobssid, sizeof(zerobssid)) == 0) 4436 errx(1, "no bssid specified for WDS (use wlanbssid)"); 4437 ifr->ifr_data = (caddr_t) ¶ms; 4438 if (ioctl(s, SIOCIFCREATE2, ifr) < 0) 4439 err(1, "SIOCIFCREATE2"); 4440} 4441 4442static 4443DECL_CMD_FUNC(set80211clone_wlandev, arg, d) 4444{ 4445 strlcpy(params.icp_parent, arg, IFNAMSIZ); 4446 clone_setcallback(wlan_create); 4447} 4448 4449static 4450DECL_CMD_FUNC(set80211clone_wlanbssid, arg, d) 4451{ 4452 const struct ether_addr *ea; 4453 4454 ea = ether_aton(arg); 4455 if (ea == NULL) 4456 errx(1, "%s: cannot parse bssid", arg); 4457 memcpy(params.icp_bssid, ea->octet, IEEE80211_ADDR_LEN); 4458 clone_setcallback(wlan_create); 4459} 4460 4461static 4462DECL_CMD_FUNC(set80211clone_wlanaddr, arg, d) 4463{ 4464 const struct ether_addr *ea; 4465 4466 ea = ether_aton(arg); 4467 if (ea == NULL) 4468 errx(1, "%s: cannot parse addres", arg); 4469 memcpy(params.icp_macaddr, ea->octet, IEEE80211_ADDR_LEN); 4470 params.icp_flags |= IEEE80211_CLONE_MACADDR; 4471 clone_setcallback(wlan_create); 4472} 4473 4474static 4475DECL_CMD_FUNC(set80211clone_wlanmode, arg, d) 4476{ 4477#define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) 4478 if (iseq(arg, "sta")) 4479 params.icp_opmode = IEEE80211_M_STA; 4480 else if (iseq(arg, "ahdemo") || iseq(arg, "adhoc-demo")) 4481 params.icp_opmode = IEEE80211_M_AHDEMO; 4482 else if (iseq(arg, "ibss") || iseq(arg, "adhoc")) 4483 params.icp_opmode = IEEE80211_M_IBSS; 4484 else if (iseq(arg, "ap") || iseq(arg, "host")) 4485 params.icp_opmode = IEEE80211_M_HOSTAP; 4486 else if (iseq(arg, "wds")) 4487 params.icp_opmode = IEEE80211_M_WDS; 4488 else if (iseq(arg, "monitor")) 4489 params.icp_opmode = IEEE80211_M_MONITOR; 4490 else 4491 errx(1, "Don't know to create %s for %s", arg, name); 4492 clone_setcallback(wlan_create); 4493#undef iseq 4494} 4495 4496static void 4497set80211clone_beacons(const char *val, int d, int s, const struct afswtch *rafp) 4498{ 4499 /* NB: inverted sense */ 4500 if (d) 4501 params.icp_flags &= ~IEEE80211_CLONE_NOBEACONS; 4502 else 4503 params.icp_flags |= IEEE80211_CLONE_NOBEACONS; 4504 clone_setcallback(wlan_create); 4505} 4506 4507static void 4508set80211clone_bssid(const char *val, int d, int s, const struct afswtch *rafp) 4509{ 4510 if (d) 4511 params.icp_flags |= IEEE80211_CLONE_BSSID; 4512 else 4513 params.icp_flags &= ~IEEE80211_CLONE_BSSID; 4514 clone_setcallback(wlan_create); 4515} 4516 4517static void 4518set80211clone_wdslegacy(const char *val, int d, int s, const struct afswtch *rafp) 4519{ 4520 if (d) 4521 params.icp_flags |= IEEE80211_CLONE_WDSLEGACY; 4522 else 4523 params.icp_flags &= ~IEEE80211_CLONE_WDSLEGACY; 4524 clone_setcallback(wlan_create); 4525} 4526 4527static struct cmd ieee80211_cmds[] = { 4528 DEF_CMD_ARG("ssid", set80211ssid), 4529 DEF_CMD_ARG("nwid", set80211ssid), 4530 DEF_CMD_ARG("stationname", set80211stationname), 4531 DEF_CMD_ARG("station", set80211stationname), /* BSD/OS */ 4532 DEF_CMD_ARG("channel", set80211channel), 4533 DEF_CMD_ARG("authmode", set80211authmode), 4534 DEF_CMD_ARG("powersavemode", set80211powersavemode), 4535 DEF_CMD("powersave", 1, set80211powersave), 4536 DEF_CMD("-powersave", 0, set80211powersave), 4537 DEF_CMD_ARG("powersavesleep", set80211powersavesleep), 4538 DEF_CMD_ARG("wepmode", set80211wepmode), 4539 DEF_CMD("wep", 1, set80211wep), 4540 DEF_CMD("-wep", 0, set80211wep), 4541 DEF_CMD_ARG("deftxkey", set80211weptxkey), 4542 DEF_CMD_ARG("weptxkey", set80211weptxkey), 4543 DEF_CMD_ARG("wepkey", set80211wepkey), 4544 DEF_CMD_ARG("nwkey", set80211nwkey), /* NetBSD */ 4545 DEF_CMD("-nwkey", 0, set80211wep), /* NetBSD */ 4546 DEF_CMD_ARG("rtsthreshold", set80211rtsthreshold), 4547 DEF_CMD_ARG("protmode", set80211protmode), 4548 DEF_CMD_ARG("txpower", set80211txpower), 4549 DEF_CMD_ARG("roaming", set80211roaming), 4550 DEF_CMD("wme", 1, set80211wme), 4551 DEF_CMD("-wme", 0, set80211wme), 4552 DEF_CMD("wmm", 1, set80211wme), 4553 DEF_CMD("-wmm", 0, set80211wme), 4554 DEF_CMD("hidessid", 1, set80211hidessid), 4555 DEF_CMD("-hidessid", 0, set80211hidessid), 4556 DEF_CMD("apbridge", 1, set80211apbridge), 4557 DEF_CMD("-apbridge", 0, set80211apbridge), 4558 DEF_CMD_ARG("chanlist", set80211chanlist), 4559 DEF_CMD_ARG("bssid", set80211bssid), 4560 DEF_CMD_ARG("ap", set80211bssid), 4561 DEF_CMD("scan", 0, set80211scan), 4562 DEF_CMD_ARG("list", set80211list), 4563 DEF_CMD_ARG2("cwmin", set80211cwmin), 4564 DEF_CMD_ARG2("cwmax", set80211cwmax), 4565 DEF_CMD_ARG2("aifs", set80211aifs), 4566 DEF_CMD_ARG2("txoplimit", set80211txoplimit), 4567 DEF_CMD_ARG("acm", set80211acm), 4568 DEF_CMD_ARG("-acm", set80211noacm), 4569 DEF_CMD_ARG("ack", set80211ackpolicy), 4570 DEF_CMD_ARG("-ack", set80211noackpolicy), 4571 DEF_CMD_ARG2("bss:cwmin", set80211bsscwmin), 4572 DEF_CMD_ARG2("bss:cwmax", set80211bsscwmax), 4573 DEF_CMD_ARG2("bss:aifs", set80211bssaifs), 4574 DEF_CMD_ARG2("bss:txoplimit", set80211bsstxoplimit), 4575 DEF_CMD_ARG("dtimperiod", set80211dtimperiod), 4576 DEF_CMD_ARG("bintval", set80211bintval), 4577 DEF_CMD("mac:open", IEEE80211_MACCMD_POLICY_OPEN, set80211maccmd), 4578 DEF_CMD("mac:allow", IEEE80211_MACCMD_POLICY_ALLOW, set80211maccmd), 4579 DEF_CMD("mac:deny", IEEE80211_MACCMD_POLICY_DENY, set80211maccmd), 4580 DEF_CMD("mac:radius", IEEE80211_MACCMD_POLICY_RADIUS, set80211maccmd), 4581 DEF_CMD("mac:flush", IEEE80211_MACCMD_FLUSH, set80211maccmd), 4582 DEF_CMD("mac:detach", IEEE80211_MACCMD_DETACH, set80211maccmd), 4583 DEF_CMD_ARG("mac:add", set80211addmac), 4584 DEF_CMD_ARG("mac:del", set80211delmac), 4585 DEF_CMD_ARG("mac:kick", set80211kickmac), 4586 DEF_CMD("pureg", 1, set80211pureg), 4587 DEF_CMD("-pureg", 0, set80211pureg), 4588 DEF_CMD("ff", 1, set80211fastframes), 4589 DEF_CMD("-ff", 0, set80211fastframes), 4590 DEF_CMD("dturbo", 1, set80211dturbo), 4591 DEF_CMD("-dturbo", 0, set80211dturbo), 4592 DEF_CMD("bgscan", 1, set80211bgscan), 4593 DEF_CMD("-bgscan", 0, set80211bgscan), 4594 DEF_CMD_ARG("bgscanidle", set80211bgscanidle), 4595 DEF_CMD_ARG("bgscanintvl", set80211bgscanintvl), 4596 DEF_CMD_ARG("scanvalid", set80211scanvalid), 4597 DEF_CMD_ARG("roam:rssi", set80211roamrssi), 4598 DEF_CMD_ARG("roam:rate", set80211roamrate), 4599 DEF_CMD_ARG("mcastrate", set80211mcastrate), 4600 DEF_CMD_ARG("ucastrate", set80211ucastrate), 4601 DEF_CMD_ARG("mgtrate", set80211mgtrate), 4602 DEF_CMD_ARG("mgmtrate", set80211mgtrate), 4603 DEF_CMD_ARG("maxretry", set80211maxretry), 4604 DEF_CMD_ARG("fragthreshold", set80211fragthreshold), 4605 DEF_CMD("burst", 1, set80211burst), 4606 DEF_CMD("-burst", 0, set80211burst), 4607 DEF_CMD_ARG("bmiss", set80211bmissthreshold), 4608 DEF_CMD_ARG("bmissthreshold", set80211bmissthreshold), 4609 DEF_CMD("shortgi", 1, set80211shortgi), 4610 DEF_CMD("-shortgi", 0, set80211shortgi), 4611 DEF_CMD("ampdurx", 2, set80211ampdu), 4612 DEF_CMD("-ampdurx", -2, set80211ampdu), 4613 DEF_CMD("ampdutx", 1, set80211ampdu), 4614 DEF_CMD("-ampdutx", -1, set80211ampdu), 4615 DEF_CMD("ampdu", 3, set80211ampdu), /* NB: tx+rx */ 4616 DEF_CMD("-ampdu", -3, set80211ampdu), 4617 DEF_CMD_ARG("ampdulimit", set80211ampdulimit), 4618 DEF_CMD_ARG("ampdudensity", set80211ampdudensity), 4619 DEF_CMD("amsdurx", 2, set80211amsdu), 4620 DEF_CMD("-amsdurx", -2, set80211amsdu), 4621 DEF_CMD("amsdutx", 1, set80211amsdu), 4622 DEF_CMD("-amsdutx", -1, set80211amsdu), 4623 DEF_CMD("amsdu", 3, set80211amsdu), /* NB: tx+rx */ 4624 DEF_CMD("-amsdu", -3, set80211amsdu), 4625 DEF_CMD_ARG("amsdulimit", set80211amsdulimit), 4626 DEF_CMD("puren", 1, set80211puren), 4627 DEF_CMD("-puren", 0, set80211puren), 4628 DEF_CMD("doth", 1, set80211doth), 4629 DEF_CMD("-doth", 0, set80211doth), 4630 DEF_CMD("dfs", 1, set80211dfs), 4631 DEF_CMD("-dfs", 0, set80211dfs), 4632 DEF_CMD("htcompat", 1, set80211htcompat), 4633 DEF_CMD("-htcompat", 0, set80211htcompat), 4634 DEF_CMD("dwds", 1, set80211dwds), 4635 DEF_CMD("-dwds", 0, set80211dwds), 4636 DEF_CMD("inact", 1, set80211inact), 4637 DEF_CMD("-inact", 0, set80211inact), 4638 DEF_CMD("tsn", 1, set80211tsn), 4639 DEF_CMD("-tsn", 0, set80211tsn), 4640 DEF_CMD_ARG("regdomain", set80211regdomain), 4641 DEF_CMD_ARG("country", set80211country), 4642 DEF_CMD("indoor", 'I', set80211location), 4643 DEF_CMD("-indoor", 'O', set80211location), 4644 DEF_CMD("outdoor", 'O', set80211location), 4645 DEF_CMD("-outdoor", 'I', set80211location), 4646 DEF_CMD("anywhere", ' ', set80211location), 4647 DEF_CMD("ecm", 1, set80211ecm), 4648 DEF_CMD("-ecm", 0, set80211ecm), 4649 DEF_CMD("dotd", 1, set80211dotd), 4650 DEF_CMD("-dotd", 0, set80211dotd), 4651 DEF_CMD_ARG("htprotmode", set80211htprotmode), 4652 DEF_CMD("ht20", 1, set80211htconf), 4653 DEF_CMD("-ht20", 0, set80211htconf), 4654 DEF_CMD("ht40", 3, set80211htconf), /* NB: 20+40 */ 4655 DEF_CMD("-ht40", 0, set80211htconf), 4656 DEF_CMD("ht", 3, set80211htconf), /* NB: 20+40 */ 4657 DEF_CMD("-ht", 0, set80211htconf), 4658 DEF_CMD("rifs", 1, set80211rifs), 4659 DEF_CMD("-rifs", 0, set80211rifs), 4660 DEF_CMD("smps", IEEE80211_HTCAP_SMPS_ENA, set80211smps), 4661 DEF_CMD("smpsdyn", IEEE80211_HTCAP_SMPS_DYNAMIC, set80211smps), 4662 DEF_CMD("-smps", IEEE80211_HTCAP_SMPS_OFF, set80211smps), 4663 /* XXX for testing */ 4664 DEF_CMD_ARG("chanswitch", set80211chanswitch), 4665 4666 /* vap cloning support */ 4667 DEF_CLONE_CMD_ARG("wlanaddr", set80211clone_wlanaddr), 4668 DEF_CLONE_CMD_ARG("wlanbssid", set80211clone_wlanbssid), 4669 DEF_CLONE_CMD_ARG("wlandev", set80211clone_wlandev), 4670 DEF_CLONE_CMD_ARG("wlanmode", set80211clone_wlanmode), 4671 DEF_CLONE_CMD("beacons", 1, set80211clone_beacons), 4672 DEF_CLONE_CMD("-beacons", 0, set80211clone_beacons), 4673 DEF_CLONE_CMD("bssid", 1, set80211clone_bssid), 4674 DEF_CLONE_CMD("-bssid", 0, set80211clone_bssid), 4675 DEF_CLONE_CMD("wdslegacy", 1, set80211clone_wdslegacy), 4676 DEF_CLONE_CMD("-wdslegacy", 0, set80211clone_wdslegacy), 4677}; 4678static struct afswtch af_ieee80211 = { 4679 .af_name = "af_ieee80211", 4680 .af_af = AF_UNSPEC, 4681 .af_other_status = ieee80211_status, 4682}; 4683 4684static __constructor void 4685ieee80211_ctor(void) 4686{ 4687#define N(a) (sizeof(a) / sizeof(a[0])) 4688 int i; 4689 4690 for (i = 0; i < N(ieee80211_cmds); i++) 4691 cmd_register(&ieee80211_cmds[i]); 4692 af_register(&af_ieee80211); 4693#undef N 4694} 4695