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: src/sbin/ifconfig/ifieee80211.c,v 1.18.2.10 2006/08/10 06:09:23 sam Exp $ 28 * $DragonFly: src/sbin/ifconfig/ifieee80211.c,v 1.17 2006/12/08 14:25:07 sephe Exp $ 29 */ 30 31 /*- 32 * Copyright (c) 1997, 1998, 2000 The NetBSD Foundation, Inc. 33 * All rights reserved. 34 * 35 * This code is derived from software contributed to The NetBSD Foundation 36 * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, 37 * NASA Ames Research Center. 38 * 39 * Redistribution and use in source and binary forms, with or without 40 * modification, are permitted provided that the following conditions 41 * are met: 42 * 1. Redistributions of source code must retain the above copyright 43 * notice, this list of conditions and the following disclaimer. 44 * 2. Redistributions in binary form must reproduce the above copyright 45 * notice, this list of conditions and the following disclaimer in the 46 * documentation and/or other materials provided with the distribution. 47 * 3. All advertising materials mentioning features or use of this software 48 * must display the following acknowledgement: 49 * This product includes software developed by the NetBSD 50 * Foundation, Inc. and its contributors. 51 * 4. Neither the name of The NetBSD Foundation nor the names of its 52 * contributors may be used to endorse or promote products derived 53 * from this software without specific prior written permission. 54 * 55 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 56 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 57 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 58 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 59 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 60 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 61 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 62 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 63 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 64 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 65 * POSSIBILITY OF SUCH DAMAGE. 66 */ 67 68 #include <sys/param.h> 69 #include <sys/ioctl.h> 70 #include <sys/socket.h> 71 #include <sys/sysctl.h> 72 #include <sys/time.h> 73 74 #include <net/ethernet.h> 75 #include <net/if.h> 76 #include <net/if_dl.h> 77 #include <net/if_types.h> 78 #include <net/if_media.h> 79 #include <net/route.h> 80 81 #include <netproto/802_11/ieee80211.h> 82 #include <netproto/802_11/ieee80211_crypto.h> 83 #include <netproto/802_11/ieee80211_ioctl.h> 84 #include <netproto/802_11/ieee80211_ratectl.h> 85 86 #include <ctype.h> 87 #include <err.h> 88 #include <errno.h> 89 #include <fcntl.h> 90 #include <inttypes.h> 91 #include <stdio.h> 92 #include <stdlib.h> 93 #include <string.h> 94 #include <unistd.h> 95 #include <stdarg.h> 96 97 #include "ifconfig.h" 98 99 static void set80211(int s, int type, int val, int len, u_int8_t *data); 100 static const char *get_string(const char *val, const char *sep, 101 u_int8_t *buf, int *lenp); 102 static void print_string(const u_int8_t *buf, int len); 103 104 static int 105 isanyarg(const char *arg) 106 { 107 return (strcmp(arg, "-") == 0 || 108 strcasecmp(arg, "any") == 0 || strcasecmp(arg, "off") == 0); 109 } 110 111 static void 112 set80211ssid(const char *val, int d, int s, const struct afswtch *rafp) 113 { 114 int ssid; 115 int len; 116 u_int8_t data[IEEE80211_NWID_LEN]; 117 118 ssid = 0; 119 len = strlen(val); 120 if (len > 2 && isdigit(val[0]) && val[1] == ':') { 121 ssid = atoi(val)-1; 122 val += 2; 123 } 124 125 bzero(data, sizeof(data)); 126 len = sizeof(data); 127 if (get_string(val, NULL, data, &len) == NULL) 128 exit(1); 129 130 set80211(s, IEEE80211_IOC_SSID, ssid, len, data); 131 } 132 133 static void 134 set80211stationname(const char *val, int d, int s, const struct afswtch *rafp) 135 { 136 int len; 137 u_int8_t data[33]; 138 139 bzero(data, sizeof(data)); 140 len = sizeof(data); 141 get_string(val, NULL, data, &len); 142 143 set80211(s, IEEE80211_IOC_STATIONNAME, 0, len, data); 144 } 145 146 /* 147 * Convert IEEE channel number to MHz frequency. 148 */ 149 static u_int 150 ieee80211_ieee2mhz(u_int chan) 151 { 152 if (chan == 14) 153 return 2484; 154 if (chan < 14) /* 0-13 */ 155 return 2407 + chan*5; 156 if (chan < 27) /* 15-26 */ 157 return 2512 + ((chan-15)*20); 158 return 5000 + (chan*5); 159 } 160 161 /* 162 * Convert MHz frequency to IEEE channel number. 163 */ 164 static u_int 165 ieee80211_mhz2ieee(u_int freq) 166 { 167 if (freq == 2484) 168 return 14; 169 if (freq < 2484) 170 return (freq - 2407) / 5; 171 if (freq < 5000) 172 return 15 + ((freq - 2512) / 20); 173 return (freq - 5000) / 5; 174 } 175 176 static void 177 set80211channel(const char *val, int d, int s, const struct afswtch *rafp) 178 { 179 if (!isanyarg(val)) { 180 int v = atoi(val); 181 if (v > 255) /* treat as frequency */ 182 v = ieee80211_mhz2ieee(v); 183 set80211(s, IEEE80211_IOC_CHANNEL, v, 0, NULL); 184 } else 185 set80211(s, IEEE80211_IOC_CHANNEL, IEEE80211_CHAN_ANY, 0, NULL); 186 } 187 188 static void 189 set80211authmode(const char *val, int d, int s, const struct afswtch *rafp) 190 { 191 int mode; 192 193 if (strcasecmp(val, "none") == 0) { 194 mode = IEEE80211_AUTH_NONE; 195 } else if (strcasecmp(val, "open") == 0) { 196 mode = IEEE80211_AUTH_OPEN; 197 } else if (strcasecmp(val, "shared") == 0) { 198 mode = IEEE80211_AUTH_SHARED; 199 } else if (strcasecmp(val, "8021x") == 0) { 200 mode = IEEE80211_AUTH_8021X; 201 } else if (strcasecmp(val, "wpa") == 0) { 202 mode = IEEE80211_AUTH_WPA; 203 } else { 204 errx(1, "unknown authmode"); 205 } 206 207 set80211(s, IEEE80211_IOC_AUTHMODE, mode, 0, NULL); 208 } 209 210 static void 211 set80211powersavemode(const char *val, int d, int s, const struct afswtch *rafp) 212 { 213 int mode; 214 215 if (strcasecmp(val, "off") == 0) { 216 mode = IEEE80211_POWERSAVE_OFF; 217 } else if (strcasecmp(val, "on") == 0) { 218 mode = IEEE80211_POWERSAVE_ON; 219 } else if (strcasecmp(val, "cam") == 0) { 220 mode = IEEE80211_POWERSAVE_CAM; 221 } else if (strcasecmp(val, "psp") == 0) { 222 mode = IEEE80211_POWERSAVE_PSP; 223 } else if (strcasecmp(val, "psp-cam") == 0) { 224 mode = IEEE80211_POWERSAVE_PSP_CAM; 225 } else { 226 errx(1, "unknown powersavemode"); 227 } 228 229 set80211(s, IEEE80211_IOC_POWERSAVE, mode, 0, NULL); 230 } 231 232 static void 233 set80211powersave(const char *val, int d, int s, const struct afswtch *rafp) 234 { 235 if (d == 0) 236 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_OFF, 237 0, NULL); 238 else 239 set80211(s, IEEE80211_IOC_POWERSAVE, IEEE80211_POWERSAVE_ON, 240 0, NULL); 241 } 242 243 static void 244 set80211powersavesleep(const char *val, int d, int s, const struct afswtch *rafp) 245 { 246 set80211(s, IEEE80211_IOC_POWERSAVESLEEP, atoi(val), 0, NULL); 247 } 248 249 static void 250 set80211wepmode(const char *val, int d, int s, const struct afswtch *rafp) 251 { 252 int mode; 253 254 if (strcasecmp(val, "off") == 0) { 255 mode = IEEE80211_WEP_OFF; 256 } else if (strcasecmp(val, "on") == 0) { 257 mode = IEEE80211_WEP_ON; 258 } else if (strcasecmp(val, "mixed") == 0) { 259 mode = IEEE80211_WEP_MIXED; 260 } else { 261 errx(1, "unknown wep mode"); 262 } 263 264 set80211(s, IEEE80211_IOC_WEP, mode, 0, NULL); 265 } 266 267 static void 268 set80211wep(const char *val, int d, int s, const struct afswtch *rafp) 269 { 270 set80211(s, IEEE80211_IOC_WEP, d, 0, NULL); 271 } 272 273 static int 274 isundefarg(const char *arg) 275 { 276 return (strcmp(arg, "-") == 0 || strncasecmp(arg, "undef", 5) == 0); 277 } 278 279 static void 280 set80211weptxkey(const char *val, int d, int s, const struct afswtch *rafp) 281 { 282 if (isundefarg(val)) 283 set80211(s, IEEE80211_IOC_WEPTXKEY, IEEE80211_KEYIX_NONE, 0, NULL); 284 else 285 set80211(s, IEEE80211_IOC_WEPTXKEY, atoi(val)-1, 0, NULL); 286 } 287 288 static void 289 set80211wepkey(const char *val, int d, int s, const struct afswtch *rafp) 290 { 291 int key = 0; 292 int len; 293 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 294 295 if (isdigit(val[0]) && val[1] == ':') { 296 key = atoi(val)-1; 297 val += 2; 298 } 299 300 bzero(data, sizeof(data)); 301 len = sizeof(data); 302 get_string(val, NULL, data, &len); 303 304 set80211(s, IEEE80211_IOC_WEPKEY, key, len, data); 305 } 306 307 /* 308 * This function is purely a NetBSD compatability interface. The NetBSD 309 * interface is too inflexible, but it's there so we'll support it since 310 * it's not all that hard. 311 */ 312 static void 313 set80211nwkey(const char *val, int d, int s, const struct afswtch *rafp) 314 { 315 int txkey; 316 int i, len; 317 u_int8_t data[IEEE80211_KEYBUF_SIZE]; 318 319 set80211(s, IEEE80211_IOC_WEP, IEEE80211_WEP_ON, 0, NULL); 320 321 if (isdigit(val[0]) && val[1] == ':') { 322 txkey = val[0]-'0'-1; 323 val += 2; 324 325 for (i = 0; i < 4; i++) { 326 bzero(data, sizeof(data)); 327 len = sizeof(data); 328 val = get_string(val, ",", data, &len); 329 if (val == NULL) 330 exit(1); 331 332 set80211(s, IEEE80211_IOC_WEPKEY, i, len, data); 333 } 334 } else { 335 bzero(data, sizeof(data)); 336 len = sizeof(data); 337 get_string(val, NULL, data, &len); 338 txkey = 0; 339 340 set80211(s, IEEE80211_IOC_WEPKEY, 0, len, data); 341 342 bzero(data, sizeof(data)); 343 for (i = 1; i < 4; i++) 344 set80211(s, IEEE80211_IOC_WEPKEY, i, 0, data); 345 } 346 347 set80211(s, IEEE80211_IOC_WEPTXKEY, txkey, 0, NULL); 348 } 349 350 static void 351 set80211rtsthreshold(const char *val, int d, int s, const struct afswtch *rafp) 352 { 353 set80211(s, IEEE80211_IOC_RTSTHRESHOLD, 354 isundefarg(val) ? IEEE80211_RTS_MAX : atoi(val), 0, NULL); 355 } 356 357 static void 358 set80211protmode(const char *val, int d, int s, const struct afswtch *rafp) 359 { 360 int mode; 361 362 if (strcasecmp(val, "off") == 0) { 363 mode = IEEE80211_PROTMODE_OFF; 364 } else if (strcasecmp(val, "cts") == 0) { 365 mode = IEEE80211_PROTMODE_CTS; 366 } else if (strcasecmp(val, "rtscts") == 0) { 367 mode = IEEE80211_PROTMODE_RTSCTS; 368 } else { 369 errx(1, "unknown protection mode"); 370 } 371 372 set80211(s, IEEE80211_IOC_PROTMODE, mode, 0, NULL); 373 } 374 375 static void 376 set80211txpower(const char *val, int d, int s, const struct afswtch *rafp) 377 { 378 set80211(s, IEEE80211_IOC_TXPOWER, atoi(val), 0, NULL); 379 } 380 381 #define IEEE80211_ROAMING_DEVICE 0 382 #define IEEE80211_ROAMING_AUTO 1 383 #define IEEE80211_ROAMING_MANUAL 2 384 385 static void 386 set80211roaming(const char *val, int d, int s, const struct afswtch *rafp) 387 { 388 int mode; 389 390 if (strcasecmp(val, "device") == 0) { 391 mode = IEEE80211_ROAMING_DEVICE; 392 } else if (strcasecmp(val, "auto") == 0) { 393 mode = IEEE80211_ROAMING_AUTO; 394 } else if (strcasecmp(val, "manual") == 0) { 395 mode = IEEE80211_ROAMING_MANUAL; 396 } else { 397 errx(1, "unknown roaming mode"); 398 } 399 set80211(s, IEEE80211_IOC_ROAMING, mode, 0, NULL); 400 } 401 402 static void 403 set80211wme(const char *val, int d, int s, const struct afswtch *rafp) 404 { 405 set80211(s, IEEE80211_IOC_WME, d, 0, NULL); 406 } 407 408 static void 409 set80211hidessid(const char *val, int d, int s, const struct afswtch *rafp) 410 { 411 set80211(s, IEEE80211_IOC_HIDESSID, d, 0, NULL); 412 } 413 414 static void 415 set80211apbridge(const char *val, int d, int s, const struct afswtch *rafp) 416 { 417 set80211(s, IEEE80211_IOC_APBRIDGE, d, 0, NULL); 418 } 419 420 static void 421 set80211chanlist(const char *val, int d, int s, const struct afswtch *rafp) 422 { 423 struct ieee80211req_chanlist chanlist; 424 #define MAXCHAN (sizeof(chanlist.ic_channels)*NBBY) 425 char *temp, *cp, *tp; 426 427 temp = malloc(strlen(val) + 1); 428 if (temp == NULL) 429 errx(1, "malloc failed"); 430 strcpy(temp, val); 431 memset(&chanlist, 0, sizeof(chanlist)); 432 cp = temp; 433 for (;;) { 434 int first, last, f; 435 436 tp = strchr(cp, ','); 437 if (tp != NULL) 438 *tp++ = '\0'; 439 switch (sscanf(cp, "%u-%u", &first, &last)) { 440 case 1: 441 if (first > MAXCHAN) 442 errx(-1, "channel %u out of range, max %zu", 443 first, MAXCHAN); 444 setbit(chanlist.ic_channels, first); 445 break; 446 case 2: 447 if (first > MAXCHAN) 448 errx(-1, "channel %u out of range, max %zu", 449 first, MAXCHAN); 450 if (last > MAXCHAN) 451 errx(-1, "channel %u out of range, max %zu", 452 last, MAXCHAN); 453 if (first > last) 454 errx(-1, "void channel range, %u > %u", 455 first, last); 456 for (f = first; f <= last; f++) 457 setbit(chanlist.ic_channels, f); 458 break; 459 } 460 if (tp == NULL) 461 break; 462 while (isspace(*tp)) 463 tp++; 464 if (!isdigit(*tp)) 465 break; 466 cp = tp; 467 } 468 set80211(s, IEEE80211_IOC_CHANLIST, 0, 469 sizeof(chanlist), (uint8_t *) &chanlist); 470 #undef MAXCHAN 471 } 472 473 static void 474 set80211bssid(const char *val, int d, int s, const struct afswtch *rafp) 475 { 476 477 if (!isanyarg(val)) { 478 char *temp; 479 struct sockaddr_dl sdl; 480 481 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 482 if (temp == NULL) 483 errx(1, "malloc failed"); 484 temp[0] = ':'; 485 strcpy(temp + 1, val); 486 sdl.sdl_len = sizeof(sdl); 487 link_addr(temp, &sdl); 488 free(temp); 489 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 490 errx(1, "malformed link-level address"); 491 set80211(s, IEEE80211_IOC_BSSID, 0, 492 IEEE80211_ADDR_LEN, LLADDR(&sdl)); 493 } else { 494 uint8_t zerobssid[IEEE80211_ADDR_LEN]; 495 memset(zerobssid, 0, sizeof(zerobssid)); 496 set80211(s, IEEE80211_IOC_BSSID, 0, 497 IEEE80211_ADDR_LEN, zerobssid); 498 } 499 } 500 501 static int 502 getac(const char *ac) 503 { 504 if (strcasecmp(ac, "ac_be") == 0 || strcasecmp(ac, "be") == 0) 505 return WME_AC_BE; 506 if (strcasecmp(ac, "ac_bk") == 0 || strcasecmp(ac, "bk") == 0) 507 return WME_AC_BK; 508 if (strcasecmp(ac, "ac_vi") == 0 || strcasecmp(ac, "vi") == 0) 509 return WME_AC_VI; 510 if (strcasecmp(ac, "ac_vo") == 0 || strcasecmp(ac, "vo") == 0) 511 return WME_AC_VO; 512 errx(1, "unknown wme access class %s", ac); 513 } 514 515 static 516 DECL_CMD_FUNC2(set80211cwmin, ac, val) 517 { 518 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), getac(ac), NULL); 519 } 520 521 static 522 DECL_CMD_FUNC2(set80211cwmax, ac, val) 523 { 524 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), getac(ac), NULL); 525 } 526 527 static 528 DECL_CMD_FUNC2(set80211aifs, ac, val) 529 { 530 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), getac(ac), NULL); 531 } 532 533 static 534 DECL_CMD_FUNC2(set80211txoplimit, ac, val) 535 { 536 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), getac(ac), NULL); 537 } 538 539 static 540 DECL_CMD_FUNC(set80211acm, ac, d) 541 { 542 set80211(s, IEEE80211_IOC_WME_ACM, 1, getac(ac), NULL); 543 } 544 static 545 DECL_CMD_FUNC(set80211noacm, ac, d) 546 { 547 set80211(s, IEEE80211_IOC_WME_ACM, 0, getac(ac), NULL); 548 } 549 550 static 551 DECL_CMD_FUNC(set80211ackpolicy, ac, d) 552 { 553 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 1, getac(ac), NULL); 554 } 555 static 556 DECL_CMD_FUNC(set80211noackpolicy, ac, d) 557 { 558 set80211(s, IEEE80211_IOC_WME_ACKPOLICY, 0, getac(ac), NULL); 559 } 560 561 static 562 DECL_CMD_FUNC2(set80211bsscwmin, ac, val) 563 { 564 set80211(s, IEEE80211_IOC_WME_CWMIN, atoi(val), 565 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 566 } 567 568 static 569 DECL_CMD_FUNC2(set80211bsscwmax, ac, val) 570 { 571 set80211(s, IEEE80211_IOC_WME_CWMAX, atoi(val), 572 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 573 } 574 575 static 576 DECL_CMD_FUNC2(set80211bssaifs, ac, val) 577 { 578 set80211(s, IEEE80211_IOC_WME_AIFS, atoi(val), 579 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 580 } 581 582 static 583 DECL_CMD_FUNC2(set80211bsstxoplimit, ac, val) 584 { 585 set80211(s, IEEE80211_IOC_WME_TXOPLIMIT, atoi(val), 586 getac(ac)|IEEE80211_WMEPARAM_BSS, NULL); 587 } 588 589 static 590 DECL_CMD_FUNC(set80211dtimperiod, val, d) 591 { 592 set80211(s, IEEE80211_IOC_DTIM_PERIOD, atoi(val), 0, NULL); 593 } 594 595 static 596 DECL_CMD_FUNC(set80211bintval, val, d) 597 { 598 set80211(s, IEEE80211_IOC_BEACON_INTERVAL, atoi(val), 0, NULL); 599 } 600 601 static void 602 set80211macmac(int s, int op, const char *val) 603 { 604 char *temp; 605 struct sockaddr_dl sdl; 606 607 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 608 if (temp == NULL) 609 errx(1, "malloc failed"); 610 temp[0] = ':'; 611 strcpy(temp + 1, val); 612 sdl.sdl_len = sizeof(sdl); 613 link_addr(temp, &sdl); 614 free(temp); 615 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 616 errx(1, "malformed link-level address"); 617 set80211(s, op, 0, IEEE80211_ADDR_LEN, LLADDR(&sdl)); 618 } 619 620 static 621 DECL_CMD_FUNC(set80211addmac, val, d) 622 { 623 set80211macmac(s, IEEE80211_IOC_ADDMAC, val); 624 } 625 626 static 627 DECL_CMD_FUNC(set80211delmac, val, d) 628 { 629 set80211macmac(s, IEEE80211_IOC_DELMAC, val); 630 } 631 632 static 633 DECL_CMD_FUNC(set80211kickmac, val, d) 634 { 635 char *temp; 636 struct sockaddr_dl sdl; 637 struct ieee80211req_mlme mlme; 638 639 temp = malloc(strlen(val) + 2); /* ':' and '\0' */ 640 if (temp == NULL) 641 errx(1, "malloc failed"); 642 temp[0] = ':'; 643 strcpy(temp + 1, val); 644 sdl.sdl_len = sizeof(sdl); 645 link_addr(temp, &sdl); 646 free(temp); 647 if (sdl.sdl_alen != IEEE80211_ADDR_LEN) 648 errx(1, "malformed link-level address"); 649 memset(&mlme, 0, sizeof(mlme)); 650 mlme.im_op = IEEE80211_MLME_DEAUTH; 651 mlme.im_reason = IEEE80211_REASON_AUTH_EXPIRE; 652 memcpy(mlme.im_macaddr, LLADDR(&sdl), IEEE80211_ADDR_LEN); 653 set80211(s, IEEE80211_IOC_MLME, 0, sizeof(mlme), (u_int8_t *) &mlme); 654 } 655 656 static 657 DECL_CMD_FUNC(set80211maccmd, val, d) 658 { 659 set80211(s, IEEE80211_IOC_MACCMD, d, 0, NULL); 660 } 661 662 static void 663 set80211pureg(const char *val, int d, int s, const struct afswtch *rafp) 664 { 665 set80211(s, IEEE80211_IOC_PUREG, d, 0, NULL); 666 } 667 668 static void 669 set80211burst(const char *val, int d, int s, const struct afswtch *rafp) 670 { 671 set80211(s, IEEE80211_IOC_BURST, d, 0, NULL); 672 } 673 674 static void 675 set80211ratectl(const char *val, int d, int s, const struct afswtch *rafp) 676 { 677 int ratectl = 0; 678 679 if (strcmp("onoe", val) == 0) 680 ratectl = IEEE80211_RATECTL_ONOE; 681 else if (strcmp("amrr", val) == 0) 682 ratectl = IEEE80211_RATECTL_AMRR; 683 else 684 errx(1, "unknown ratectl"); 685 686 set80211(s, IEEE80211_IOC_RATECTL, ratectl, 0, NULL); 687 } 688 689 static 690 DECL_CMD_FUNC(set80211mcastrate, val, d) 691 { 692 set80211(s, IEEE80211_IOC_MCAST_RATE, (int) 2*atof(val), 0, NULL); 693 } 694 695 static 696 DECL_CMD_FUNC(set80211fragthreshold, val, d) 697 { 698 set80211(s, IEEE80211_IOC_FRAGTHRESHOLD, 699 isundefarg(val) ? IEEE80211_FRAG_MAX : atoi(val), 0, NULL); 700 } 701 702 static 703 DECL_CMD_FUNC(set80211bmissthreshold, val, d) 704 { 705 set80211(s, IEEE80211_IOC_BMISSTHRESHOLD, 706 isundefarg(val) ? IEEE80211_HWBMISS_MAX : atoi(val), 0, NULL); 707 } 708 709 static int 710 getmaxrate(uint8_t rates[15], uint8_t nrates) 711 { 712 int i, maxrate = -1; 713 714 for (i = 0; i < nrates; i++) { 715 int rate = rates[i] & IEEE80211_RATE_VAL; 716 if (rate > maxrate) 717 maxrate = rate; 718 } 719 return maxrate / 2; 720 } 721 722 static const char * 723 getcaps(int capinfo) 724 { 725 static char capstring[32]; 726 char *cp = capstring; 727 728 if (capinfo & IEEE80211_CAPINFO_ESS) 729 *cp++ = 'E'; 730 if (capinfo & IEEE80211_CAPINFO_IBSS) 731 *cp++ = 'I'; 732 if (capinfo & IEEE80211_CAPINFO_CF_POLLABLE) 733 *cp++ = 'c'; 734 if (capinfo & IEEE80211_CAPINFO_CF_POLLREQ) 735 *cp++ = 'C'; 736 if (capinfo & IEEE80211_CAPINFO_PRIVACY) 737 *cp++ = 'P'; 738 if (capinfo & IEEE80211_CAPINFO_SHORT_PREAMBLE) 739 *cp++ = 'S'; 740 if (capinfo & IEEE80211_CAPINFO_PBCC) 741 *cp++ = 'B'; 742 if (capinfo & IEEE80211_CAPINFO_CHNL_AGILITY) 743 *cp++ = 'A'; 744 if (capinfo & IEEE80211_CAPINFO_SHORT_SLOTTIME) 745 *cp++ = 's'; 746 if (capinfo & IEEE80211_CAPINFO_RSN) 747 *cp++ = 'R'; 748 if (capinfo & IEEE80211_CAPINFO_DSSSOFDM) 749 *cp++ = 'D'; 750 *cp = '\0'; 751 return capstring; 752 } 753 754 static void 755 printie(const char* tag, const uint8_t *ie, size_t ielen, int maxlen) 756 { 757 printf("%s", tag); 758 if (verbose) { 759 maxlen -= strlen(tag)+2; 760 if (2*ielen > maxlen) 761 maxlen--; 762 printf("<"); 763 for (; ielen > 0; ie++, ielen--) { 764 if (maxlen-- <= 0) 765 break; 766 printf("%02x", *ie); 767 } 768 if (ielen != 0) 769 printf("-"); 770 printf(">"); 771 } 772 } 773 774 /* 775 * Copy the ssid string contents into buf, truncating to fit. If the 776 * ssid is entirely printable then just copy intact. Otherwise convert 777 * to hexadecimal. If the result is truncated then replace the last 778 * three characters with "...". 779 */ 780 static int 781 copy_essid(char buf[], size_t bufsize, const u_int8_t *essid, size_t essid_len) 782 { 783 const u_int8_t *p; 784 size_t maxlen; 785 int i; 786 787 if (essid_len > bufsize) 788 maxlen = bufsize; 789 else 790 maxlen = essid_len; 791 /* determine printable or not */ 792 for (i = 0, p = essid; i < maxlen; i++, p++) { 793 if (*p < ' ' || *p > 0x7e) 794 break; 795 } 796 if (i != maxlen) { /* not printable, print as hex */ 797 if (bufsize < 3) 798 return 0; 799 strlcpy(buf, "0x", bufsize); 800 bufsize -= 2; 801 p = essid; 802 for (i = 0; i < maxlen && bufsize >= 2; i++) { 803 sprintf(&buf[2+2*i], "%02x", p[i]); 804 bufsize -= 2; 805 } 806 if (i != essid_len) 807 memcpy(&buf[2+2*i-3], "...", 3); 808 } else { /* printable, truncate as needed */ 809 memcpy(buf, essid, maxlen); 810 if (maxlen != essid_len) 811 memcpy(&buf[maxlen-3], "...", 3); 812 } 813 return maxlen; 814 } 815 816 /* unaligned little endian access */ 817 #define LE_READ_4(p) \ 818 ((u_int32_t) \ 819 ((((const u_int8_t *)(p))[0] ) | \ 820 (((const u_int8_t *)(p))[1] << 8) | \ 821 (((const u_int8_t *)(p))[2] << 16) | \ 822 (((const u_int8_t *)(p))[3] << 24))) 823 824 static int __inline 825 iswpaoui(const u_int8_t *frm) 826 { 827 return frm[1] > 3 && LE_READ_4(frm+2) == ((WPA_OUI_TYPE<<24)|WPA_OUI); 828 } 829 830 static int __inline 831 iswmeoui(const u_int8_t *frm) 832 { 833 return frm[1] > 3 && LE_READ_4(frm+2) == ((WME_OUI_TYPE<<24)|WME_OUI); 834 } 835 836 static int __inline 837 isatherosoui(const u_int8_t *frm) 838 { 839 return frm[1] > 3 && LE_READ_4(frm+2) == ((ATH_OUI_TYPE<<24)|ATH_OUI); 840 } 841 842 static void 843 printies(const u_int8_t *vp, int ielen, int maxcols) 844 { 845 while (ielen > 0) { 846 switch (vp[0]) { 847 case IEEE80211_ELEMID_VENDOR: 848 if (iswpaoui(vp)) 849 printie(" WPA", vp, 2+vp[1], maxcols); 850 else if (iswmeoui(vp)) 851 printie(" WME", vp, 2+vp[1], maxcols); 852 else if (isatherosoui(vp)) 853 printie(" ATH", vp, 2+vp[1], maxcols); 854 else 855 printie(" VEN", vp, 2+vp[1], maxcols); 856 break; 857 case IEEE80211_ELEMID_RSN: 858 printie(" RSN", vp, 2+vp[1], maxcols); 859 break; 860 default: 861 printie(" ???", vp, 2+vp[1], maxcols); 862 break; 863 } 864 ielen -= 2+vp[1]; 865 vp += 2+vp[1]; 866 } 867 } 868 869 static void 870 list_scan(int s) 871 { 872 uint8_t buf[24*1024]; 873 struct ieee80211req ireq; 874 char ssid[IEEE80211_NWID_LEN+1]; 875 uint8_t *cp; 876 int len, ssidmax; 877 878 (void) memset(&ireq, 0, sizeof(ireq)); 879 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 880 ireq.i_type = IEEE80211_IOC_SCAN_RESULTS; 881 ireq.i_data = buf; 882 ireq.i_len = sizeof(buf); 883 if (ioctl(s, SIOCG80211, &ireq) < 0) 884 errx(1, "unable to get scan results"); 885 len = ireq.i_len; 886 if (len < sizeof(struct ieee80211req_scan_result)) 887 return; 888 889 ssidmax = verbose ? IEEE80211_NWID_LEN : 14; 890 printf("%-*.*s %-17.17s %4s %4s %-5s %3s %4s\n" 891 , ssidmax, ssidmax, "SSID" 892 , "BSSID" 893 , "CHAN" 894 , "RATE" 895 , "S:N" 896 , "INT" 897 , "CAPS" 898 ); 899 cp = buf; 900 do { 901 struct ieee80211req_scan_result *sr; 902 uint8_t *vp; 903 904 sr = (struct ieee80211req_scan_result *) cp; 905 vp = (u_int8_t *)(sr+1); 906 printf("%-*.*s %s %3d %3dM %2d:%-2d %3d %-4.4s" 907 , ssidmax 908 , copy_essid(ssid, ssidmax, vp, sr->isr_ssid_len) 909 , ssid 910 , ether_ntoa((const struct ether_addr *) sr->isr_bssid) 911 , ieee80211_mhz2ieee(sr->isr_freq) 912 , getmaxrate(sr->isr_rates, sr->isr_nrates) 913 , sr->isr_rssi, sr->isr_noise 914 , sr->isr_intval 915 , getcaps(sr->isr_capinfo) 916 ); 917 printies(vp + sr->isr_ssid_len, sr->isr_ie_len, 24); 918 printf("\n"); 919 cp += sr->isr_len, len -= sr->isr_len; 920 } while (len >= sizeof(struct ieee80211req_scan_result)); 921 } 922 923 #include <netproto/802_11/ieee80211_dragonfly.h> 924 925 static void 926 scan_and_wait(int s) 927 { 928 struct ieee80211req ireq; 929 int sroute; 930 931 sroute = socket(PF_ROUTE, SOCK_RAW, 0); 932 if (sroute < 0) { 933 perror("socket(PF_ROUTE,SOCK_RAW)"); 934 return; 935 } 936 (void) memset(&ireq, 0, sizeof(ireq)); 937 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 938 ireq.i_type = IEEE80211_IOC_SCAN_REQ; 939 /* NB: only root can trigger a scan so ignore errors */ 940 if (ioctl(s, SIOCS80211, &ireq) >= 0) { 941 char buf[2048]; 942 struct if_announcemsghdr *ifan; 943 struct rt_msghdr *rtm; 944 945 do { 946 if (read(sroute, buf, sizeof(buf)) < 0) { 947 perror("read(PF_ROUTE)"); 948 break; 949 } 950 rtm = (struct rt_msghdr *) buf; 951 if (rtm->rtm_version != RTM_VERSION) 952 break; 953 ifan = (struct if_announcemsghdr *) rtm; 954 } while (rtm->rtm_type != RTM_IEEE80211 || 955 ifan->ifan_what != RTM_IEEE80211_SCAN); 956 } 957 close(sroute); 958 } 959 960 static 961 DECL_CMD_FUNC(set80211scan, val, d) 962 { 963 scan_and_wait(s); 964 list_scan(s); 965 } 966 967 static enum ieee80211_opmode get80211opmode(int s); 968 969 static void 970 list_stations(int s) 971 { 972 union { 973 struct ieee80211req_sta_req req; 974 uint8_t buf[24*1024]; 975 } u; 976 enum ieee80211_opmode opmode = get80211opmode(s); 977 struct ieee80211req ireq; 978 uint8_t *cp; 979 int len; 980 981 (void) memset(&ireq, 0, sizeof(ireq)); 982 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 983 /* broadcast address =>'s get all stations */ 984 (void) memset(u.req.is_u.macaddr, 0xff, IEEE80211_ADDR_LEN); 985 if (opmode == IEEE80211_M_STA) { 986 /* 987 * Get information about the associated AP. 988 */ 989 ireq.i_type = IEEE80211_IOC_BSSID; 990 ireq.i_data = u.req.is_u.macaddr; 991 ireq.i_len = IEEE80211_ADDR_LEN; 992 (void) ioctl(s, SIOCG80211, &ireq); 993 } 994 ireq.i_type = IEEE80211_IOC_STA_INFO; 995 ireq.i_data = &u; 996 ireq.i_len = sizeof(u); 997 if (ioctl(s, SIOCG80211, &ireq) < 0) 998 errx(1, "unable to get station information"); 999 len = ireq.i_len; 1000 if (len < sizeof(struct ieee80211req_sta_info)) 1001 return; 1002 1003 printf("%-17.17s %4s %4s %4s %4s %4s %6s %6s %4s %3s\n" 1004 , "ADDR" 1005 , "AID" 1006 , "CHAN" 1007 , "RATE" 1008 , "RSSI" 1009 , "IDLE" 1010 , "TXSEQ" 1011 , "RXSEQ" 1012 , "CAPS" 1013 , "ERP" 1014 ); 1015 cp = (uint8_t *) u.req.info; 1016 do { 1017 struct ieee80211req_sta_info *si; 1018 uint8_t *vp; 1019 1020 si = (struct ieee80211req_sta_info *) cp; 1021 if (si->isi_len < sizeof(*si)) 1022 break; 1023 vp = (u_int8_t *)(si+1); 1024 printf("%s %4u %4d %3dM %4d %4d %6d %6d %-4.4s %3x" 1025 , ether_ntoa((const struct ether_addr*) si->isi_macaddr) 1026 , IEEE80211_AID(si->isi_associd) 1027 , ieee80211_mhz2ieee(si->isi_freq) 1028 , (si->isi_rates[si->isi_txrate] & IEEE80211_RATE_VAL)/2 1029 , si->isi_rssi 1030 , si->isi_inact 1031 , si->isi_txseqs[0] 1032 , si->isi_rxseqs[0] 1033 , getcaps(si->isi_capinfo) 1034 , si->isi_erp 1035 ); 1036 printies(vp, si->isi_ie_len, 24); 1037 printf("\n"); 1038 cp += si->isi_len, len -= si->isi_len; 1039 } while (len >= sizeof(struct ieee80211req_sta_info)); 1040 } 1041 1042 static void 1043 print_chaninfo(const struct ieee80211_channel *c) 1044 { 1045 #define IEEE80211_IS_CHAN_PASSIVE(_c) \ 1046 (((_c)->ic_flags & IEEE80211_CHAN_PASSIVE)) 1047 char buf[14]; 1048 1049 buf[0] = '\0'; 1050 if (IEEE80211_IS_CHAN_FHSS(c)) 1051 strlcat(buf, " FHSS", sizeof(buf)); 1052 if (IEEE80211_IS_CHAN_A(c)) 1053 strlcat(buf, " 11a", sizeof(buf)); 1054 /* XXX 11g schizophrenia */ 1055 if (IEEE80211_IS_CHAN_G(c) || 1056 IEEE80211_IS_CHAN_PUREG(c)) 1057 strlcat(buf, " 11g", sizeof(buf)); 1058 else if (IEEE80211_IS_CHAN_B(c)) 1059 strlcat(buf, " 11b", sizeof(buf)); 1060 if (IEEE80211_IS_CHAN_T(c)) 1061 strlcat(buf, " Turbo", sizeof(buf)); 1062 printf("Channel %3u : %u%c Mhz%-14.14s", 1063 ieee80211_mhz2ieee(c->ic_freq), c->ic_freq, 1064 IEEE80211_IS_CHAN_PASSIVE(c) ? '*' : ' ', buf); 1065 #undef IEEE80211_IS_CHAN_PASSIVE 1066 } 1067 1068 static void 1069 list_channels(int s, int allchans) 1070 { 1071 struct ieee80211req ireq; 1072 struct ieee80211req_chaninfo chans; 1073 struct ieee80211req_chaninfo achans; 1074 const struct ieee80211_channel *c; 1075 int i, half; 1076 1077 (void) memset(&ireq, 0, sizeof(ireq)); 1078 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1079 ireq.i_type = IEEE80211_IOC_CHANINFO; 1080 ireq.i_data = &chans; 1081 ireq.i_len = sizeof(chans); 1082 if (ioctl(s, SIOCG80211, &ireq) < 0) 1083 errx(1, "unable to get channel information"); 1084 if (!allchans) { 1085 struct ieee80211req_chanlist active; 1086 1087 ireq.i_type = IEEE80211_IOC_CHANLIST; 1088 ireq.i_data = &active; 1089 ireq.i_len = sizeof(active); 1090 if (ioctl(s, SIOCG80211, &ireq) < 0) 1091 errx(1, "unable to get active channel list"); 1092 memset(&achans, 0, sizeof(achans)); 1093 for (i = 0; i < chans.ic_nchans; i++) { 1094 c = &chans.ic_chans[i]; 1095 if (isset(active.ic_channels, ieee80211_mhz2ieee(c->ic_freq)) || allchans) 1096 achans.ic_chans[achans.ic_nchans++] = *c; 1097 } 1098 } else 1099 achans = chans; 1100 half = achans.ic_nchans / 2; 1101 if (achans.ic_nchans % 2) 1102 half++; 1103 for (i = 0; i < achans.ic_nchans / 2; i++) { 1104 print_chaninfo(&achans.ic_chans[i]); 1105 print_chaninfo(&achans.ic_chans[half+i]); 1106 printf("\n"); 1107 } 1108 if (achans.ic_nchans % 2) { 1109 print_chaninfo(&achans.ic_chans[i]); 1110 printf("\n"); 1111 } 1112 } 1113 1114 static void 1115 list_keys(int s) 1116 { 1117 } 1118 1119 #define IEEE80211_C_BITS \ 1120 "\020\1WEP\2TKIP\3AES\4AES_CCM\6CKIP\11IBSS\12PMGT\13HOSTAP\14AHDEMO" \ 1121 "\15SWRETRY\16TXPMGT\17SHSLOT\20SHPREAMBLE\21MONITOR\22TKIPMIC\30WPA1" \ 1122 "\31WPA2\32BURST\33WME" 1123 1124 #define IEEE80211_CEXT_BITS "\020\1PBCC" 1125 1126 static void 1127 list_capabilities(int s) 1128 { 1129 struct ieee80211req ireq; 1130 uint32_t caps, caps_ext; 1131 1132 memset(&ireq, 0, sizeof(ireq)); 1133 caps_ext = 0; 1134 1135 strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1136 ireq.i_data = &caps_ext; 1137 ireq.i_len = sizeof(caps_ext); 1138 ireq.i_type = IEEE80211_IOC_DRIVER_CAPS; 1139 if (ioctl(s, SIOCG80211, &ireq) < 0) 1140 errx(1, "unable to get driver capabilities"); 1141 caps = (((uint16_t)ireq.i_val) << 16) | ((uint16_t)ireq.i_len); 1142 printb(name, caps, IEEE80211_C_BITS); 1143 if (caps_ext != 0) 1144 printb(", ext", caps_ext, IEEE80211_CEXT_BITS); 1145 putchar('\n'); 1146 } 1147 1148 static void 1149 list_wme(int s) 1150 { 1151 static const char *acnames[] = { "AC_BE", "AC_BK", "AC_VI", "AC_VO" }; 1152 struct ieee80211req ireq; 1153 int ac; 1154 1155 (void) memset(&ireq, 0, sizeof(ireq)); 1156 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1157 ireq.i_len = 0; 1158 for (ac = WME_AC_BE; ac <= WME_AC_VO; ac++) { 1159 again: 1160 if (ireq.i_len & IEEE80211_WMEPARAM_BSS) 1161 printf("\t%s", " "); 1162 else 1163 printf("\t%s", acnames[ac]); 1164 1165 ireq.i_len = (ireq.i_len & IEEE80211_WMEPARAM_BSS) | ac; 1166 1167 /* show WME BSS parameters */ 1168 ireq.i_type = IEEE80211_IOC_WME_CWMIN; 1169 if (ioctl(s, SIOCG80211, &ireq) != -1) 1170 printf(" cwmin %2u", ireq.i_val); 1171 ireq.i_type = IEEE80211_IOC_WME_CWMAX; 1172 if (ioctl(s, SIOCG80211, &ireq) != -1) 1173 printf(" cwmax %2u", ireq.i_val); 1174 ireq.i_type = IEEE80211_IOC_WME_AIFS; 1175 if (ioctl(s, SIOCG80211, &ireq) != -1) 1176 printf(" aifs %2u", ireq.i_val); 1177 ireq.i_type = IEEE80211_IOC_WME_TXOPLIMIT; 1178 if (ioctl(s, SIOCG80211, &ireq) != -1) 1179 printf(" txopLimit %3u", ireq.i_val); 1180 ireq.i_type = IEEE80211_IOC_WME_ACM; 1181 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1182 if (ireq.i_val) 1183 printf(" acm"); 1184 else if (verbose) 1185 printf(" -acm"); 1186 } 1187 /* !BSS only */ 1188 if ((ireq.i_len & IEEE80211_WMEPARAM_BSS) == 0) { 1189 ireq.i_type = IEEE80211_IOC_WME_ACKPOLICY; 1190 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1191 if (!ireq.i_val) 1192 printf(" -ack"); 1193 else if (verbose) 1194 printf(" ack"); 1195 } 1196 } 1197 printf("\n"); 1198 if ((ireq.i_len & IEEE80211_WMEPARAM_BSS) == 0) { 1199 ireq.i_len |= IEEE80211_WMEPARAM_BSS; 1200 goto again; 1201 } else 1202 ireq.i_len &= ~IEEE80211_WMEPARAM_BSS; 1203 } 1204 } 1205 1206 static void 1207 list_mac(int s) 1208 { 1209 struct ieee80211req ireq; 1210 struct ieee80211req_maclist *acllist; 1211 int i, nacls, policy; 1212 char c; 1213 1214 (void) memset(&ireq, 0, sizeof(ireq)); 1215 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); /* XXX ?? */ 1216 ireq.i_type = IEEE80211_IOC_MACCMD; 1217 ireq.i_val = IEEE80211_MACCMD_POLICY; 1218 if (ioctl(s, SIOCG80211, &ireq) < 0) { 1219 if (errno == EINVAL) { 1220 printf("No acl policy loaded\n"); 1221 return; 1222 } 1223 err(1, "unable to get mac policy"); 1224 } 1225 policy = ireq.i_val; 1226 1227 ireq.i_val = IEEE80211_MACCMD_LIST; 1228 ireq.i_len = 0; 1229 if (ioctl(s, SIOCG80211, &ireq) < 0) 1230 err(1, "unable to get mac acl list size"); 1231 if (ireq.i_len == 0) /* NB: no acls */ 1232 return; 1233 1234 ireq.i_data = malloc(ireq.i_len); 1235 if (ireq.i_data == NULL) 1236 err(1, "out of memory for acl list"); 1237 1238 if (ioctl(s, SIOCG80211, &ireq) < 0) 1239 err(1, "unable to get mac acl list"); 1240 if (policy == IEEE80211_MACCMD_POLICY_OPEN) { 1241 if (verbose) 1242 printf("policy: open\n"); 1243 c = '*'; 1244 } else if (policy == IEEE80211_MACCMD_POLICY_ALLOW) { 1245 if (verbose) 1246 printf("policy: allow\n"); 1247 c = '+'; 1248 } else if (policy == IEEE80211_MACCMD_POLICY_DENY) { 1249 if (verbose) 1250 printf("policy: deny\n"); 1251 c = '-'; 1252 } else { 1253 printf("policy: unknown (%u)\n", policy); 1254 c = '?'; 1255 } 1256 nacls = ireq.i_len / sizeof(*acllist); 1257 acllist = (struct ieee80211req_maclist *) ireq.i_data; 1258 for (i = 0; i < nacls; i++) 1259 printf("%c%s\n", c, ether_ntoa( 1260 (const struct ether_addr *) acllist[i].ml_macaddr)); 1261 } 1262 1263 static 1264 DECL_CMD_FUNC(set80211list, arg, d) 1265 { 1266 #define iseq(a,b) (strncasecmp(a,b,sizeof(b)-1) == 0) 1267 1268 if (iseq(arg, "sta")) 1269 list_stations(s); 1270 else if (iseq(arg, "scan") || iseq(arg, "ap")) 1271 list_scan(s); 1272 else if (iseq(arg, "chan") || iseq(arg, "freq")) 1273 list_channels(s, 1); 1274 else if (iseq(arg, "active")) 1275 list_channels(s, 0); 1276 else if (iseq(arg, "keys")) 1277 list_keys(s); 1278 else if (iseq(arg, "caps")) 1279 list_capabilities(s); 1280 else if (iseq(arg, "wme")) 1281 list_wme(s); 1282 else if (iseq(arg, "mac")) 1283 list_mac(s); 1284 else 1285 errx(1, "Don't know how to list %s for %s", arg, name); 1286 #undef iseq 1287 } 1288 1289 static enum ieee80211_opmode 1290 get80211opmode(int s) 1291 { 1292 struct ifmediareq ifmr; 1293 1294 (void) memset(&ifmr, 0, sizeof(ifmr)); 1295 (void) strncpy(ifmr.ifm_name, name, sizeof(ifmr.ifm_name)); 1296 1297 if (ioctl(s, SIOCGIFMEDIA, (caddr_t)&ifmr) >= 0) { 1298 if (ifmr.ifm_current & IFM_IEEE80211_ADHOC) 1299 return IEEE80211_M_IBSS; /* XXX ahdemo */ 1300 if (ifmr.ifm_current & IFM_IEEE80211_HOSTAP) 1301 return IEEE80211_M_HOSTAP; 1302 if (ifmr.ifm_current & IFM_IEEE80211_MONITOR) 1303 return IEEE80211_M_MONITOR; 1304 } 1305 return IEEE80211_M_STA; 1306 } 1307 1308 static const struct ieee80211_channel * 1309 getchaninfo(int s, int chan) 1310 { 1311 struct ieee80211req ireq; 1312 static struct ieee80211req_chaninfo chans; 1313 static struct ieee80211_channel undef; 1314 const struct ieee80211_channel *c; 1315 int i, freq; 1316 1317 (void) memset(&ireq, 0, sizeof(ireq)); 1318 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1319 ireq.i_type = IEEE80211_IOC_CHANINFO; 1320 ireq.i_data = &chans; 1321 ireq.i_len = sizeof(chans); 1322 if (ioctl(s, SIOCG80211, &ireq) < 0) 1323 errx(1, "unable to get channel information"); 1324 freq = ieee80211_ieee2mhz(chan); 1325 for (i = 0; i < chans.ic_nchans; i++) { 1326 c = &chans.ic_chans[i]; 1327 if (c->ic_freq == freq) 1328 return c; 1329 } 1330 return &undef; 1331 } 1332 1333 #if 0 1334 static void 1335 printcipher(int s, struct ieee80211req *ireq, int keylenop) 1336 { 1337 switch (ireq->i_val) { 1338 case IEEE80211_CIPHER_WEP: 1339 ireq->i_type = keylenop; 1340 if (ioctl(s, SIOCG80211, ireq) != -1) 1341 printf("WEP-%s", 1342 ireq->i_len <= 5 ? "40" : 1343 ireq->i_len <= 13 ? "104" : "128"); 1344 else 1345 printf("WEP"); 1346 break; 1347 case IEEE80211_CIPHER_TKIP: 1348 printf("TKIP"); 1349 break; 1350 case IEEE80211_CIPHER_AES_OCB: 1351 printf("AES-OCB"); 1352 break; 1353 case IEEE80211_CIPHER_AES_CCM: 1354 printf("AES-CCM"); 1355 break; 1356 case IEEE80211_CIPHER_CKIP: 1357 printf("CKIP"); 1358 break; 1359 case IEEE80211_CIPHER_NONE: 1360 printf("NONE"); 1361 break; 1362 default: 1363 printf("UNKNOWN (0x%x)", ireq->i_val); 1364 break; 1365 } 1366 } 1367 #endif 1368 1369 #define MAXCOL 78 1370 static int col; 1371 static char spacer; 1372 1373 static void 1374 LINE_BREAK(void) 1375 { 1376 if (spacer != '\t') { 1377 printf("\n"); 1378 spacer = '\t'; 1379 } 1380 col = 8; /* 8-col tab */ 1381 } 1382 1383 static void 1384 LINE_CHECK(const char *fmt, ...) 1385 { 1386 char buf[80]; 1387 va_list ap; 1388 int n; 1389 1390 va_start(ap, fmt); 1391 n = vsnprintf(buf+1, sizeof(buf)-1, fmt, ap); 1392 va_end(ap); 1393 col += 1+n; 1394 if (col > MAXCOL) { 1395 LINE_BREAK(); 1396 col += n; 1397 } 1398 buf[0] = spacer; 1399 printf("%s", buf); 1400 spacer = ' '; 1401 } 1402 1403 static void 1404 printkey(const struct ieee80211req_key *ik) 1405 { 1406 static const uint8_t zerodata[IEEE80211_KEYBUF_SIZE]; 1407 int keylen = ik->ik_keylen; 1408 int printcontents; 1409 1410 printcontents = printkeys && 1411 (memcmp(ik->ik_keydata, zerodata, keylen) != 0 || verbose); 1412 if (printcontents) 1413 LINE_BREAK(); 1414 switch (ik->ik_type) { 1415 case IEEE80211_CIPHER_WEP: 1416 /* compatibility */ 1417 LINE_CHECK("wepkey %u:%s", ik->ik_keyix+1, 1418 keylen <= 5 ? "40-bit" : 1419 keylen <= 13 ? "104-bit" : "128-bit"); 1420 break; 1421 case IEEE80211_CIPHER_TKIP: 1422 if (keylen > 128/8) 1423 keylen -= 128/8; /* ignore MIC for now */ 1424 LINE_CHECK("TKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 1425 break; 1426 case IEEE80211_CIPHER_AES_OCB: 1427 LINE_CHECK("AES-OCB %u:%u-bit", ik->ik_keyix+1, 8*keylen); 1428 break; 1429 case IEEE80211_CIPHER_AES_CCM: 1430 LINE_CHECK("AES-CCM %u:%u-bit", ik->ik_keyix+1, 8*keylen); 1431 break; 1432 case IEEE80211_CIPHER_CKIP: 1433 LINE_CHECK("CKIP %u:%u-bit", ik->ik_keyix+1, 8*keylen); 1434 break; 1435 case IEEE80211_CIPHER_NONE: 1436 LINE_CHECK("NULL %u:%u-bit", ik->ik_keyix+1, 8*keylen); 1437 break; 1438 default: 1439 LINE_CHECK("UNKNOWN (0x%x) %u:%u-bit", 1440 ik->ik_type, ik->ik_keyix+1, 8*keylen); 1441 break; 1442 } 1443 if (printcontents) { 1444 int i; 1445 1446 printf(" <"); 1447 for (i = 0; i < keylen; i++) 1448 printf("%02x", ik->ik_keydata[i]); 1449 printf(">"); 1450 if (ik->ik_type != IEEE80211_CIPHER_WEP && 1451 (ik->ik_keyrsc != 0 || verbose)) 1452 printf(" rsc %ju", (uintmax_t)ik->ik_keyrsc); 1453 if (ik->ik_type != IEEE80211_CIPHER_WEP && 1454 (ik->ik_keytsc != 0 || verbose)) 1455 printf(" tsc %ju", (uintmax_t)ik->ik_keytsc); 1456 if (ik->ik_flags != 0 && verbose) { 1457 const char *sep = " "; 1458 1459 if (ik->ik_flags & IEEE80211_KEY_XMIT) 1460 printf("%stx", sep), sep = "+"; 1461 if (ik->ik_flags & IEEE80211_KEY_RECV) 1462 printf("%srx", sep), sep = "+"; 1463 if (ik->ik_flags & IEEE80211_KEY_DEFAULT) 1464 printf("%sdef", sep), sep = "+"; 1465 } 1466 LINE_BREAK(); 1467 } 1468 } 1469 1470 static void 1471 ieee80211_status(int s) 1472 { 1473 static const uint8_t zerobssid[IEEE80211_ADDR_LEN]; 1474 enum ieee80211_opmode opmode = get80211opmode(s); 1475 int i, num, wpa, wme; 1476 struct ieee80211req ireq; 1477 u_int8_t data[32]; 1478 const struct ieee80211_channel *c; 1479 1480 (void) memset(&ireq, 0, sizeof(ireq)); 1481 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1482 ireq.i_data = &data; 1483 1484 wpa = 0; /* unknown/not set */ 1485 1486 ireq.i_type = IEEE80211_IOC_SSID; 1487 ireq.i_val = -1; 1488 if (ioctl(s, SIOCG80211, &ireq) < 0) { 1489 /* If we can't get the SSID, this isn't an 802.11 device. */ 1490 return; 1491 } 1492 1493 ireq.i_type = IEEE80211_IOC_RATECTL; 1494 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1495 int lineb = 1; 1496 1497 switch (ireq.i_val) { 1498 case IEEE80211_RATECTL_ONOE: 1499 printf("\tratectl: onoe"); 1500 break; 1501 case IEEE80211_RATECTL_AMRR: 1502 printf("\tratectl: amrr"); 1503 break; 1504 default: 1505 if (verbose) 1506 printf("\tratectl: none"); 1507 else 1508 lineb = 0; 1509 break; 1510 } 1511 if (lineb) 1512 LINE_BREAK(); 1513 } 1514 1515 num = 0; 1516 ireq.i_type = IEEE80211_IOC_NUMSSIDS; 1517 if (ioctl(s, SIOCG80211, &ireq) >= 0) 1518 num = ireq.i_val; 1519 printf("\tssid "); 1520 if (num > 1) { 1521 ireq.i_type = IEEE80211_IOC_SSID; 1522 for (ireq.i_val = 0; ireq.i_val < num; ireq.i_val++) { 1523 if (ioctl(s, SIOCG80211, &ireq) >= 0 && ireq.i_len > 0) { 1524 printf(" %d:", ireq.i_val + 1); 1525 print_string(data, ireq.i_len); 1526 } 1527 } 1528 } else 1529 print_string(data, ireq.i_len); 1530 1531 ireq.i_type = IEEE80211_IOC_CHANNEL; 1532 if (ioctl(s, SIOCG80211, &ireq) < 0) 1533 goto end; 1534 c = getchaninfo(s, ireq.i_val); 1535 if (ireq.i_val != -1) { 1536 printf(" channel %d", ireq.i_val); 1537 if (verbose) 1538 printf(" (%u)", c->ic_freq); 1539 } else if (verbose) 1540 printf(" channel UNDEF"); 1541 1542 ireq.i_type = IEEE80211_IOC_BSSID; 1543 ireq.i_len = IEEE80211_ADDR_LEN; 1544 if (ioctl(s, SIOCG80211, &ireq) >= 0 && 1545 (memcmp(ireq.i_data, zerobssid, sizeof(zerobssid)) != 0 || verbose)) 1546 printf(" bssid %s", ether_ntoa(ireq.i_data)); 1547 1548 ireq.i_type = IEEE80211_IOC_STATIONNAME; 1549 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1550 printf("\n\tstationname "); 1551 print_string(data, ireq.i_len); 1552 } 1553 1554 spacer = ' '; /* force first break */ 1555 LINE_BREAK(); 1556 1557 ireq.i_type = IEEE80211_IOC_AUTHMODE; 1558 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1559 switch (ireq.i_val) { 1560 case IEEE80211_AUTH_NONE: 1561 LINE_CHECK("authmode NONE"); 1562 break; 1563 case IEEE80211_AUTH_OPEN: 1564 LINE_CHECK("authmode OPEN"); 1565 break; 1566 case IEEE80211_AUTH_SHARED: 1567 LINE_CHECK("authmode SHARED"); 1568 break; 1569 case IEEE80211_AUTH_8021X: 1570 LINE_CHECK("authmode 802.1x"); 1571 break; 1572 case IEEE80211_AUTH_WPA: 1573 ireq.i_type = IEEE80211_IOC_WPA; 1574 if (ioctl(s, SIOCG80211, &ireq) != -1) 1575 wpa = ireq.i_val; 1576 if (!wpa) 1577 wpa = 1; /* default to WPA1 */ 1578 switch (wpa) { 1579 case 2: 1580 LINE_CHECK("authmode WPA2/802.11i"); 1581 break; 1582 case 3: 1583 LINE_CHECK("authmode WPA1+WPA2/802.11i"); 1584 break; 1585 default: 1586 LINE_CHECK("authmode WPA"); 1587 break; 1588 } 1589 break; 1590 case IEEE80211_AUTH_AUTO: 1591 LINE_CHECK("authmode AUTO"); 1592 break; 1593 default: 1594 LINE_CHECK("authmode UNKNOWN (0x%x)", 1595 ireq.i_val); 1596 break; 1597 } 1598 } 1599 1600 ireq.i_type = IEEE80211_IOC_WEP; 1601 if (ioctl(s, SIOCG80211, &ireq) != -1 && 1602 ireq.i_val != IEEE80211_WEP_NOSUP) { 1603 int firstkey, wepmode; 1604 1605 wepmode = ireq.i_val; 1606 switch (wepmode) { 1607 case IEEE80211_WEP_OFF: 1608 LINE_CHECK("privacy OFF"); 1609 break; 1610 case IEEE80211_WEP_ON: 1611 LINE_CHECK("privacy ON"); 1612 break; 1613 case IEEE80211_WEP_MIXED: 1614 LINE_CHECK("privacy MIXED"); 1615 break; 1616 default: 1617 LINE_CHECK("privacy UNKNOWN (0x%x)", wepmode); 1618 break; 1619 } 1620 1621 /* 1622 * If we get here then we've got WEP support so we need 1623 * to print WEP status. 1624 */ 1625 1626 ireq.i_type = IEEE80211_IOC_WEPTXKEY; 1627 if (ioctl(s, SIOCG80211, &ireq) < 0) { 1628 warn("WEP support, but no tx key!"); 1629 goto end; 1630 } 1631 if (ireq.i_val != -1) 1632 LINE_CHECK("deftxkey %d", ireq.i_val+1); 1633 else if (wepmode != IEEE80211_WEP_OFF || verbose) 1634 LINE_CHECK("deftxkey UNDEF"); 1635 1636 ireq.i_type = IEEE80211_IOC_NUMWEPKEYS; 1637 if (ioctl(s, SIOCG80211, &ireq) < 0) { 1638 warn("WEP support, but no NUMWEPKEYS support!"); 1639 goto end; 1640 } 1641 num = ireq.i_val; 1642 1643 firstkey = 1; 1644 for (i = 0; i < num; i++) { 1645 struct ieee80211req_key ik; 1646 1647 memset(&ik, 0, sizeof(ik)); 1648 ik.ik_keyix = i; 1649 ireq.i_type = IEEE80211_IOC_WPAKEY; 1650 ireq.i_data = &ik; 1651 ireq.i_len = sizeof(ik); 1652 if (ioctl(s, SIOCG80211, &ireq) < 0) { 1653 warn("WEP support, but can get keys!"); 1654 goto end; 1655 } 1656 if (ik.ik_keylen != 0) { 1657 if (verbose) 1658 LINE_BREAK(); 1659 printkey(&ik); 1660 firstkey = 0; 1661 } 1662 } 1663 } 1664 1665 ireq.i_type = IEEE80211_IOC_POWERSAVE; 1666 if (ioctl(s, SIOCG80211, &ireq) != -1 && 1667 ireq.i_val != IEEE80211_POWERSAVE_NOSUP ) { 1668 if (ireq.i_val != IEEE80211_POWERSAVE_OFF || verbose) { 1669 switch (ireq.i_val) { 1670 case IEEE80211_POWERSAVE_OFF: 1671 LINE_CHECK("powersavemode OFF"); 1672 break; 1673 case IEEE80211_POWERSAVE_CAM: 1674 LINE_CHECK("powersavemode CAM"); 1675 break; 1676 case IEEE80211_POWERSAVE_PSP: 1677 LINE_CHECK("powersavemode PSP"); 1678 break; 1679 case IEEE80211_POWERSAVE_PSP_CAM: 1680 LINE_CHECK("powersavemode PSP-CAM"); 1681 break; 1682 } 1683 ireq.i_type = IEEE80211_IOC_POWERSAVESLEEP; 1684 if (ioctl(s, SIOCG80211, &ireq) != -1) 1685 LINE_CHECK("powersavesleep %d", ireq.i_val); 1686 } 1687 } 1688 1689 ireq.i_type = IEEE80211_IOC_TXPOWMAX; 1690 if (ioctl(s, SIOCG80211, &ireq) != -1) 1691 LINE_CHECK("txpowmax %d", ireq.i_val); 1692 1693 if (verbose) { 1694 ireq.i_type = IEEE80211_IOC_TXPOWER; 1695 if (ioctl(s, SIOCG80211, &ireq) != -1) 1696 LINE_CHECK("txpower %d", ireq.i_val); 1697 } 1698 1699 ireq.i_type = IEEE80211_IOC_RTSTHRESHOLD; 1700 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1701 if (ireq.i_val != IEEE80211_RTS_MAX || verbose) 1702 LINE_CHECK("rtsthreshold %d", ireq.i_val); 1703 } 1704 1705 ireq.i_type = IEEE80211_IOC_MCAST_RATE; 1706 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1707 if (ireq.i_val != 2*1 || verbose) { 1708 if (ireq.i_val == 11) 1709 LINE_CHECK("mcastrate 5.5"); 1710 else 1711 LINE_CHECK("mcastrate %d", ireq.i_val/2); 1712 } 1713 } 1714 1715 ireq.i_type = IEEE80211_IOC_FRAGTHRESHOLD; 1716 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1717 if (ireq.i_val != IEEE80211_FRAG_MAX || verbose) 1718 LINE_CHECK("fragthreshold %d", ireq.i_val); 1719 } 1720 1721 ireq.i_type = IEEE80211_IOC_BMISSTHRESHOLD; 1722 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1723 if (ireq.i_val != IEEE80211_HWBMISS_MAX || verbose) 1724 LINE_CHECK("bmiss %d", ireq.i_val); 1725 } 1726 1727 if (IEEE80211_IS_CHAN_G(c) || IEEE80211_IS_CHAN_PUREG(c) || verbose) { 1728 ireq.i_type = IEEE80211_IOC_PUREG; 1729 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1730 if (ireq.i_val) 1731 LINE_CHECK("pureg"); 1732 else if (verbose) 1733 LINE_CHECK("-pureg"); 1734 } 1735 ireq.i_type = IEEE80211_IOC_PROTMODE; 1736 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1737 switch (ireq.i_val) { 1738 case IEEE80211_PROTMODE_OFF: 1739 LINE_CHECK("protmode OFF"); 1740 break; 1741 case IEEE80211_PROTMODE_CTS: 1742 LINE_CHECK("protmode CTS"); 1743 break; 1744 case IEEE80211_PROTMODE_RTSCTS: 1745 LINE_CHECK("protmode RTSCTS"); 1746 break; 1747 default: 1748 LINE_CHECK("protmode UNKNOWN (0x%x)", 1749 ireq.i_val); 1750 break; 1751 } 1752 } 1753 } 1754 1755 ireq.i_type = IEEE80211_IOC_WME; 1756 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1757 wme = ireq.i_val; 1758 if (wme) 1759 LINE_CHECK("wme"); 1760 else if (verbose) 1761 LINE_CHECK("-wme"); 1762 } else 1763 wme = 0; 1764 1765 ireq.i_type = IEEE80211_IOC_BURST; 1766 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1767 if (ireq.i_val) 1768 LINE_CHECK("burst"); 1769 else if (verbose) 1770 LINE_CHECK("-burst"); 1771 } 1772 1773 if (opmode == IEEE80211_M_HOSTAP) { 1774 ireq.i_type = IEEE80211_IOC_HIDESSID; 1775 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1776 if (ireq.i_val) 1777 LINE_CHECK("ssid HIDE"); 1778 else if (verbose) 1779 LINE_CHECK("ssid SHOW"); 1780 } 1781 1782 ireq.i_type = IEEE80211_IOC_APBRIDGE; 1783 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1784 if (!ireq.i_val) 1785 LINE_CHECK("-apbridge"); 1786 else if (verbose) 1787 LINE_CHECK("apbridge"); 1788 } 1789 1790 ireq.i_type = IEEE80211_IOC_DTIM_PERIOD; 1791 if (ioctl(s, SIOCG80211, &ireq) != -1) 1792 LINE_CHECK("dtimperiod %u", ireq.i_val); 1793 } else { 1794 ireq.i_type = IEEE80211_IOC_ROAMING; 1795 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1796 if (ireq.i_val != IEEE80211_ROAMING_AUTO || verbose) { 1797 switch (ireq.i_val) { 1798 case IEEE80211_ROAMING_DEVICE: 1799 LINE_CHECK("roaming DEVICE"); 1800 break; 1801 case IEEE80211_ROAMING_AUTO: 1802 LINE_CHECK("roaming AUTO"); 1803 break; 1804 case IEEE80211_ROAMING_MANUAL: 1805 LINE_CHECK("roaming MANUAL"); 1806 break; 1807 default: 1808 LINE_CHECK("roaming UNKNOWN (0x%x)", 1809 ireq.i_val); 1810 break; 1811 } 1812 } 1813 } 1814 } 1815 ireq.i_type = IEEE80211_IOC_BEACON_INTERVAL; 1816 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1817 if (ireq.i_val) 1818 LINE_CHECK("bintval %u", ireq.i_val); 1819 else if (verbose) 1820 LINE_CHECK("bintval %u", ireq.i_val); 1821 } 1822 1823 if (wme && verbose) { 1824 LINE_BREAK(); 1825 list_wme(s); 1826 } 1827 1828 if (wpa) { 1829 ireq.i_type = IEEE80211_IOC_COUNTERMEASURES; 1830 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1831 if (ireq.i_val) 1832 LINE_CHECK("countermeasures"); 1833 else if (verbose) 1834 LINE_CHECK("-countermeasures"); 1835 } 1836 #if 0 1837 /* XXX not interesting with WPA done in user space */ 1838 ireq.i_type = IEEE80211_IOC_KEYMGTALGS; 1839 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1840 } 1841 1842 ireq.i_type = IEEE80211_IOC_MCASTCIPHER; 1843 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1844 LINE_CHECK("mcastcipher "); 1845 printcipher(s, &ireq, IEEE80211_IOC_MCASTKEYLEN); 1846 spacer = ' '; 1847 } 1848 1849 ireq.i_type = IEEE80211_IOC_UCASTCIPHER; 1850 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1851 LINE_CHECK("ucastcipher "); 1852 printcipher(s, &ireq, IEEE80211_IOC_UCASTKEYLEN); 1853 } 1854 1855 if (wpa & 2) { 1856 ireq.i_type = IEEE80211_IOC_RSNCAPS; 1857 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1858 LINE_CHECK("RSN caps 0x%x", ireq.i_val); 1859 spacer = ' '; 1860 } 1861 } 1862 1863 ireq.i_type = IEEE80211_IOC_UCASTCIPHERS; 1864 if (ioctl(s, SIOCG80211, &ireq) != -1) { 1865 } 1866 #endif 1867 LINE_BREAK(); 1868 } 1869 LINE_BREAK(); 1870 1871 end: 1872 return; 1873 } 1874 1875 static void 1876 set80211(int s, int type, int val, int len, u_int8_t *data) 1877 { 1878 struct ieee80211req ireq; 1879 1880 (void) memset(&ireq, 0, sizeof(ireq)); 1881 (void) strncpy(ireq.i_name, name, sizeof(ireq.i_name)); 1882 ireq.i_type = type; 1883 ireq.i_val = val; 1884 ireq.i_len = len; 1885 ireq.i_data = data; 1886 if (ioctl(s, SIOCS80211, &ireq) < 0) 1887 err(1, "SIOCS80211"); 1888 } 1889 1890 static const char * 1891 get_string(const char *val, const char *sep, u_int8_t *buf, int *lenp) 1892 { 1893 int len; 1894 int hexstr; 1895 u_int8_t *p; 1896 1897 len = *lenp; 1898 p = buf; 1899 hexstr = (val[0] == '0' && tolower((u_char)val[1]) == 'x'); 1900 if (hexstr) 1901 val += 2; 1902 for (;;) { 1903 if (*val == '\0') 1904 break; 1905 if (sep != NULL && strchr(sep, *val) != NULL) { 1906 val++; 1907 break; 1908 } 1909 if (hexstr) { 1910 if (!isxdigit((u_char)val[0])) { 1911 warnx("bad hexadecimal digits"); 1912 return NULL; 1913 } 1914 if (!isxdigit((u_char)val[1])) { 1915 warnx("odd count hexadecimal digits"); 1916 return NULL; 1917 } 1918 } 1919 if (p >= buf + len) { 1920 if (hexstr) 1921 warnx("hexadecimal digits too long"); 1922 else 1923 warnx("string too long"); 1924 return NULL; 1925 } 1926 if (hexstr) { 1927 #define tohex(x) (isdigit(x) ? (x) - '0' : tolower(x) - 'a' + 10) 1928 *p++ = (tohex((u_char)val[0]) << 4) | 1929 tohex((u_char)val[1]); 1930 #undef tohex 1931 val += 2; 1932 } else 1933 *p++ = *val++; 1934 } 1935 len = p - buf; 1936 if (len < *lenp) 1937 memset(p, 0, *lenp - len); 1938 /* The string "-" is treated as the empty string. */ 1939 if (!hexstr && len == 1 && buf[0] == '-') 1940 len = 0; 1941 *lenp = len; 1942 return val; 1943 } 1944 1945 static void 1946 print_string(const u_int8_t *buf, int len) 1947 { 1948 int i; 1949 int hasspc; 1950 1951 i = 0; 1952 hasspc = 0; 1953 for (; i < len; i++) { 1954 if (!isprint(buf[i]) && buf[i] != '\0') 1955 break; 1956 if (isspace(buf[i])) 1957 hasspc++; 1958 } 1959 if (i == len) { 1960 if (hasspc || len == 0 || buf[0] == '\0') 1961 printf("\"%.*s\"", len, buf); 1962 else 1963 printf("%.*s", len, buf); 1964 } else { 1965 printf("0x"); 1966 for (i = 0; i < len; i++) 1967 printf("%02x", buf[i]); 1968 } 1969 } 1970 1971 static struct cmd ieee80211_cmds[] = { 1972 DEF_CMD_ARG("ssid", set80211ssid), 1973 DEF_CMD_ARG("nwid", set80211ssid), 1974 DEF_CMD_ARG("stationname", set80211stationname), 1975 DEF_CMD_ARG("station", set80211stationname), /* BSD/OS */ 1976 DEF_CMD_ARG("channel", set80211channel), 1977 DEF_CMD_ARG("authmode", set80211authmode), 1978 DEF_CMD_ARG("powersavemode", set80211powersavemode), 1979 DEF_CMD("powersave", 1, set80211powersave), 1980 DEF_CMD("-powersave", 0, set80211powersave), 1981 DEF_CMD_ARG("powersavesleep", set80211powersavesleep), 1982 DEF_CMD_ARG("wepmode", set80211wepmode), 1983 DEF_CMD("wep", 1, set80211wep), 1984 DEF_CMD("-wep", 0, set80211wep), 1985 DEF_CMD_ARG("deftxkey", set80211weptxkey), 1986 DEF_CMD_ARG("weptxkey", set80211weptxkey), 1987 DEF_CMD_ARG("wepkey", set80211wepkey), 1988 DEF_CMD_ARG("nwkey", set80211nwkey), /* NetBSD */ 1989 DEF_CMD("-nwkey", 0, set80211wep), /* NetBSD */ 1990 DEF_CMD_ARG("rtsthreshold", set80211rtsthreshold), 1991 DEF_CMD_ARG("protmode", set80211protmode), 1992 DEF_CMD_ARG("txpower", set80211txpower), 1993 DEF_CMD_ARG("roaming", set80211roaming), 1994 DEF_CMD("wme", 1, set80211wme), 1995 DEF_CMD("-wme", 0, set80211wme), 1996 DEF_CMD("hidessid", 1, set80211hidessid), 1997 DEF_CMD("-hidessid", 0, set80211hidessid), 1998 DEF_CMD("apbridge", 1, set80211apbridge), 1999 DEF_CMD("-apbridge", 0, set80211apbridge), 2000 DEF_CMD_ARG("chanlist", set80211chanlist), 2001 DEF_CMD_ARG("bssid", set80211bssid), 2002 DEF_CMD_ARG("ap", set80211bssid), 2003 DEF_CMD("scan", 0, set80211scan), 2004 DEF_CMD_ARG("list", set80211list), 2005 DEF_CMD_ARG2("cwmin", set80211cwmin), 2006 DEF_CMD_ARG2("cwmax", set80211cwmax), 2007 DEF_CMD_ARG2("aifs", set80211aifs), 2008 DEF_CMD_ARG2("txoplimit", set80211txoplimit), 2009 DEF_CMD_ARG("acm", set80211acm), 2010 DEF_CMD_ARG("-acm", set80211noacm), 2011 DEF_CMD_ARG("ack", set80211ackpolicy), 2012 DEF_CMD_ARG("-ack", set80211noackpolicy), 2013 DEF_CMD_ARG2("bss:cwmin", set80211bsscwmin), 2014 DEF_CMD_ARG2("bss:cwmax", set80211bsscwmax), 2015 DEF_CMD_ARG2("bss:aifs", set80211bssaifs), 2016 DEF_CMD_ARG2("bss:txoplimit", set80211bsstxoplimit), 2017 DEF_CMD_ARG("dtimperiod", set80211dtimperiod), 2018 DEF_CMD_ARG("bintval", set80211bintval), 2019 DEF_CMD("mac:open", IEEE80211_MACCMD_POLICY_OPEN, set80211maccmd), 2020 DEF_CMD("mac:allow", IEEE80211_MACCMD_POLICY_ALLOW, set80211maccmd), 2021 DEF_CMD("mac:deny", IEEE80211_MACCMD_POLICY_DENY, set80211maccmd), 2022 DEF_CMD("mac:flush", IEEE80211_MACCMD_FLUSH, set80211maccmd), 2023 DEF_CMD("mac:detach", IEEE80211_MACCMD_DETACH, set80211maccmd), 2024 DEF_CMD_ARG("mac:add", set80211addmac), 2025 DEF_CMD_ARG("mac:del", set80211delmac), 2026 DEF_CMD_ARG("mac:kick", set80211kickmac), 2027 DEF_CMD("pureg", 1, set80211pureg), 2028 DEF_CMD("-pureg", 0, set80211pureg), 2029 DEF_CMD_ARG("mcastrate", set80211mcastrate), 2030 DEF_CMD_ARG("fragthreshold", set80211fragthreshold), 2031 DEF_CMD("burst", 1, set80211burst), 2032 DEF_CMD("-burst", 0, set80211burst), 2033 DEF_CMD_ARG("ratectl", set80211ratectl), 2034 DEF_CMD_ARG("bmiss", set80211bmissthreshold), 2035 DEF_CMD_ARG("bmissthreshold", set80211bmissthreshold) 2036 }; 2037 static struct afswtch af_ieee80211 = { 2038 .af_name = "af_ieee80211", 2039 .af_af = AF_UNSPEC, 2040 .af_other_status = ieee80211_status, 2041 }; 2042 2043 static __constructor void 2044 ieee80211_ctor(void) 2045 { 2046 #define N(a) (sizeof(a) / sizeof(a[0])) 2047 int i; 2048 2049 for (i = 0; i < N(ieee80211_cmds); i++) 2050 cmd_register(&ieee80211_cmds[i]); 2051 af_register(&af_ieee80211); 2052 #undef N 2053 } 2054