1 /* 2 * cfg80211 - wext compat code 3 * 4 * This is temporary code until all wireless functionality is migrated 5 * into cfg80211, when that happens all the exports here go away and 6 * we directly assign the wireless handlers of wireless interfaces. 7 * 8 * Copyright 2008-2009 Johannes Berg <johannes@sipsolutions.net> 9 */ 10 11 #include <linux/wireless.h> 12 #include <linux/nl80211.h> 13 #include <linux/if_arp.h> 14 #include <linux/etherdevice.h> 15 #include <net/iw_handler.h> 16 #include <net/cfg80211.h> 17 #include "wext-compat.h" 18 #include "core.h" 19 20 int cfg80211_wext_giwname(struct net_device *dev, 21 struct iw_request_info *info, 22 char *name, char *extra) 23 { 24 struct wireless_dev *wdev = dev->ieee80211_ptr; 25 struct ieee80211_supported_band *sband; 26 bool is_ht = false, is_a = false, is_b = false, is_g = false; 27 28 if (!wdev) 29 return -EOPNOTSUPP; 30 31 sband = wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; 32 if (sband) { 33 is_a = true; 34 is_ht |= sband->ht_cap.ht_supported; 35 } 36 37 sband = wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; 38 if (sband) { 39 int i; 40 /* Check for mandatory rates */ 41 for (i = 0; i < sband->n_bitrates; i++) { 42 if (sband->bitrates[i].bitrate == 10) 43 is_b = true; 44 if (sband->bitrates[i].bitrate == 60) 45 is_g = true; 46 } 47 is_ht |= sband->ht_cap.ht_supported; 48 } 49 50 strcpy(name, "IEEE 802.11"); 51 if (is_a) 52 strcat(name, "a"); 53 if (is_b) 54 strcat(name, "b"); 55 if (is_g) 56 strcat(name, "g"); 57 if (is_ht) 58 strcat(name, "n"); 59 60 return 0; 61 } 62 EXPORT_SYMBOL_GPL(cfg80211_wext_giwname); 63 64 int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, 65 u32 *mode, char *extra) 66 { 67 struct wireless_dev *wdev = dev->ieee80211_ptr; 68 struct cfg80211_registered_device *rdev; 69 struct vif_params vifparams; 70 enum nl80211_iftype type; 71 int ret; 72 73 rdev = wiphy_to_dev(wdev->wiphy); 74 75 switch (*mode) { 76 case IW_MODE_INFRA: 77 type = NL80211_IFTYPE_STATION; 78 break; 79 case IW_MODE_ADHOC: 80 type = NL80211_IFTYPE_ADHOC; 81 break; 82 case IW_MODE_REPEAT: 83 type = NL80211_IFTYPE_WDS; 84 break; 85 case IW_MODE_MONITOR: 86 type = NL80211_IFTYPE_MONITOR; 87 break; 88 default: 89 return -EINVAL; 90 } 91 92 if (type == wdev->iftype) 93 return 0; 94 95 memset(&vifparams, 0, sizeof(vifparams)); 96 97 cfg80211_lock_rdev(rdev); 98 ret = cfg80211_change_iface(rdev, dev, type, NULL, &vifparams); 99 cfg80211_unlock_rdev(rdev); 100 101 return ret; 102 } 103 EXPORT_SYMBOL_GPL(cfg80211_wext_siwmode); 104 105 int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, 106 u32 *mode, char *extra) 107 { 108 struct wireless_dev *wdev = dev->ieee80211_ptr; 109 110 if (!wdev) 111 return -EOPNOTSUPP; 112 113 switch (wdev->iftype) { 114 case NL80211_IFTYPE_AP: 115 *mode = IW_MODE_MASTER; 116 break; 117 case NL80211_IFTYPE_STATION: 118 *mode = IW_MODE_INFRA; 119 break; 120 case NL80211_IFTYPE_ADHOC: 121 *mode = IW_MODE_ADHOC; 122 break; 123 case NL80211_IFTYPE_MONITOR: 124 *mode = IW_MODE_MONITOR; 125 break; 126 case NL80211_IFTYPE_WDS: 127 *mode = IW_MODE_REPEAT; 128 break; 129 case NL80211_IFTYPE_AP_VLAN: 130 *mode = IW_MODE_SECOND; /* FIXME */ 131 break; 132 default: 133 *mode = IW_MODE_AUTO; 134 break; 135 } 136 return 0; 137 } 138 EXPORT_SYMBOL_GPL(cfg80211_wext_giwmode); 139 140 141 int cfg80211_wext_giwrange(struct net_device *dev, 142 struct iw_request_info *info, 143 struct iw_point *data, char *extra) 144 { 145 struct wireless_dev *wdev = dev->ieee80211_ptr; 146 struct iw_range *range = (struct iw_range *) extra; 147 enum ieee80211_band band; 148 int i, c = 0; 149 150 if (!wdev) 151 return -EOPNOTSUPP; 152 153 data->length = sizeof(struct iw_range); 154 memset(range, 0, sizeof(struct iw_range)); 155 156 range->we_version_compiled = WIRELESS_EXT; 157 range->we_version_source = 21; 158 range->retry_capa = IW_RETRY_LIMIT; 159 range->retry_flags = IW_RETRY_LIMIT; 160 range->min_retry = 0; 161 range->max_retry = 255; 162 range->min_rts = 0; 163 range->max_rts = 2347; 164 range->min_frag = 256; 165 range->max_frag = 2346; 166 167 range->max_encoding_tokens = 4; 168 169 range->max_qual.updated = IW_QUAL_NOISE_INVALID; 170 171 switch (wdev->wiphy->signal_type) { 172 case CFG80211_SIGNAL_TYPE_NONE: 173 break; 174 case CFG80211_SIGNAL_TYPE_MBM: 175 range->max_qual.level = -110; 176 range->max_qual.qual = 70; 177 range->avg_qual.qual = 35; 178 range->max_qual.updated |= IW_QUAL_DBM; 179 range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; 180 range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; 181 break; 182 case CFG80211_SIGNAL_TYPE_UNSPEC: 183 range->max_qual.level = 100; 184 range->max_qual.qual = 100; 185 range->avg_qual.qual = 50; 186 range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; 187 range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; 188 break; 189 } 190 191 range->avg_qual.level = range->max_qual.level / 2; 192 range->avg_qual.noise = range->max_qual.noise / 2; 193 range->avg_qual.updated = range->max_qual.updated; 194 195 for (i = 0; i < wdev->wiphy->n_cipher_suites; i++) { 196 switch (wdev->wiphy->cipher_suites[i]) { 197 case WLAN_CIPHER_SUITE_TKIP: 198 range->enc_capa |= (IW_ENC_CAPA_CIPHER_TKIP | 199 IW_ENC_CAPA_WPA); 200 break; 201 202 case WLAN_CIPHER_SUITE_CCMP: 203 range->enc_capa |= (IW_ENC_CAPA_CIPHER_CCMP | 204 IW_ENC_CAPA_WPA2); 205 break; 206 207 case WLAN_CIPHER_SUITE_WEP40: 208 range->encoding_size[range->num_encoding_sizes++] = 209 WLAN_KEY_LEN_WEP40; 210 break; 211 212 case WLAN_CIPHER_SUITE_WEP104: 213 range->encoding_size[range->num_encoding_sizes++] = 214 WLAN_KEY_LEN_WEP104; 215 break; 216 } 217 } 218 219 for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { 220 struct ieee80211_supported_band *sband; 221 222 sband = wdev->wiphy->bands[band]; 223 224 if (!sband) 225 continue; 226 227 for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) { 228 struct ieee80211_channel *chan = &sband->channels[i]; 229 230 if (!(chan->flags & IEEE80211_CHAN_DISABLED)) { 231 range->freq[c].i = 232 ieee80211_frequency_to_channel( 233 chan->center_freq); 234 range->freq[c].m = chan->center_freq; 235 range->freq[c].e = 6; 236 c++; 237 } 238 } 239 } 240 range->num_channels = c; 241 range->num_frequency = c; 242 243 IW_EVENT_CAPA_SET_KERNEL(range->event_capa); 244 IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); 245 IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); 246 247 if (wdev->wiphy->max_scan_ssids > 0) 248 range->scan_capa |= IW_SCAN_CAPA_ESSID; 249 250 return 0; 251 } 252 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrange); 253 254 255 /** 256 * cfg80211_wext_freq - get wext frequency for non-"auto" 257 * @wiphy: the wiphy 258 * @freq: the wext freq encoding 259 * 260 * Returns a frequency, or a negative error code, or 0 for auto. 261 */ 262 int cfg80211_wext_freq(struct wiphy *wiphy, struct iw_freq *freq) 263 { 264 /* 265 * Parse frequency - return 0 for auto and 266 * -EINVAL for impossible things. 267 */ 268 if (freq->e == 0) { 269 if (freq->m < 0) 270 return 0; 271 return ieee80211_channel_to_frequency(freq->m); 272 } else { 273 int i, div = 1000000; 274 for (i = 0; i < freq->e; i++) 275 div /= 10; 276 if (div <= 0) 277 return -EINVAL; 278 return freq->m / div; 279 } 280 } 281 282 int cfg80211_wext_siwrts(struct net_device *dev, 283 struct iw_request_info *info, 284 struct iw_param *rts, char *extra) 285 { 286 struct wireless_dev *wdev = dev->ieee80211_ptr; 287 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 288 u32 orts = wdev->wiphy->rts_threshold; 289 int err; 290 291 if (rts->disabled || !rts->fixed) 292 wdev->wiphy->rts_threshold = (u32) -1; 293 else if (rts->value < 0) 294 return -EINVAL; 295 else 296 wdev->wiphy->rts_threshold = rts->value; 297 298 err = rdev->ops->set_wiphy_params(wdev->wiphy, 299 WIPHY_PARAM_RTS_THRESHOLD); 300 if (err) 301 wdev->wiphy->rts_threshold = orts; 302 303 return err; 304 } 305 EXPORT_SYMBOL_GPL(cfg80211_wext_siwrts); 306 307 int cfg80211_wext_giwrts(struct net_device *dev, 308 struct iw_request_info *info, 309 struct iw_param *rts, char *extra) 310 { 311 struct wireless_dev *wdev = dev->ieee80211_ptr; 312 313 rts->value = wdev->wiphy->rts_threshold; 314 rts->disabled = rts->value == (u32) -1; 315 rts->fixed = 1; 316 317 return 0; 318 } 319 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrts); 320 321 int cfg80211_wext_siwfrag(struct net_device *dev, 322 struct iw_request_info *info, 323 struct iw_param *frag, char *extra) 324 { 325 struct wireless_dev *wdev = dev->ieee80211_ptr; 326 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 327 u32 ofrag = wdev->wiphy->frag_threshold; 328 int err; 329 330 if (frag->disabled || !frag->fixed) 331 wdev->wiphy->frag_threshold = (u32) -1; 332 else if (frag->value < 256) 333 return -EINVAL; 334 else { 335 /* Fragment length must be even, so strip LSB. */ 336 wdev->wiphy->frag_threshold = frag->value & ~0x1; 337 } 338 339 err = rdev->ops->set_wiphy_params(wdev->wiphy, 340 WIPHY_PARAM_FRAG_THRESHOLD); 341 if (err) 342 wdev->wiphy->frag_threshold = ofrag; 343 344 return err; 345 } 346 EXPORT_SYMBOL_GPL(cfg80211_wext_siwfrag); 347 348 int cfg80211_wext_giwfrag(struct net_device *dev, 349 struct iw_request_info *info, 350 struct iw_param *frag, char *extra) 351 { 352 struct wireless_dev *wdev = dev->ieee80211_ptr; 353 354 frag->value = wdev->wiphy->frag_threshold; 355 frag->disabled = frag->value == (u32) -1; 356 frag->fixed = 1; 357 358 return 0; 359 } 360 EXPORT_SYMBOL_GPL(cfg80211_wext_giwfrag); 361 362 int cfg80211_wext_siwretry(struct net_device *dev, 363 struct iw_request_info *info, 364 struct iw_param *retry, char *extra) 365 { 366 struct wireless_dev *wdev = dev->ieee80211_ptr; 367 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 368 u32 changed = 0; 369 u8 olong = wdev->wiphy->retry_long; 370 u8 oshort = wdev->wiphy->retry_short; 371 int err; 372 373 if (retry->disabled || 374 (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) 375 return -EINVAL; 376 377 if (retry->flags & IW_RETRY_LONG) { 378 wdev->wiphy->retry_long = retry->value; 379 changed |= WIPHY_PARAM_RETRY_LONG; 380 } else if (retry->flags & IW_RETRY_SHORT) { 381 wdev->wiphy->retry_short = retry->value; 382 changed |= WIPHY_PARAM_RETRY_SHORT; 383 } else { 384 wdev->wiphy->retry_short = retry->value; 385 wdev->wiphy->retry_long = retry->value; 386 changed |= WIPHY_PARAM_RETRY_LONG; 387 changed |= WIPHY_PARAM_RETRY_SHORT; 388 } 389 390 if (!changed) 391 return 0; 392 393 err = rdev->ops->set_wiphy_params(wdev->wiphy, changed); 394 if (err) { 395 wdev->wiphy->retry_short = oshort; 396 wdev->wiphy->retry_long = olong; 397 } 398 399 return err; 400 } 401 EXPORT_SYMBOL_GPL(cfg80211_wext_siwretry); 402 403 int cfg80211_wext_giwretry(struct net_device *dev, 404 struct iw_request_info *info, 405 struct iw_param *retry, char *extra) 406 { 407 struct wireless_dev *wdev = dev->ieee80211_ptr; 408 409 retry->disabled = 0; 410 411 if (retry->flags == 0 || (retry->flags & IW_RETRY_SHORT)) { 412 /* 413 * First return short value, iwconfig will ask long value 414 * later if needed 415 */ 416 retry->flags |= IW_RETRY_LIMIT; 417 retry->value = wdev->wiphy->retry_short; 418 if (wdev->wiphy->retry_long != wdev->wiphy->retry_short) 419 retry->flags |= IW_RETRY_LONG; 420 421 return 0; 422 } 423 424 if (retry->flags & IW_RETRY_LONG) { 425 retry->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; 426 retry->value = wdev->wiphy->retry_long; 427 } 428 429 return 0; 430 } 431 EXPORT_SYMBOL_GPL(cfg80211_wext_giwretry); 432 433 static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, 434 struct net_device *dev, const u8 *addr, 435 bool remove, bool tx_key, int idx, 436 struct key_params *params) 437 { 438 struct wireless_dev *wdev = dev->ieee80211_ptr; 439 int err, i; 440 441 if (!wdev->wext.keys) { 442 wdev->wext.keys = kzalloc(sizeof(*wdev->wext.keys), 443 GFP_KERNEL); 444 if (!wdev->wext.keys) 445 return -ENOMEM; 446 for (i = 0; i < 6; i++) 447 wdev->wext.keys->params[i].key = 448 wdev->wext.keys->data[i]; 449 } 450 451 if (wdev->iftype != NL80211_IFTYPE_ADHOC && 452 wdev->iftype != NL80211_IFTYPE_STATION) 453 return -EOPNOTSUPP; 454 455 if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { 456 if (!wdev->current_bss) 457 return -ENOLINK; 458 459 if (!rdev->ops->set_default_mgmt_key) 460 return -EOPNOTSUPP; 461 462 if (idx < 4 || idx > 5) 463 return -EINVAL; 464 } else if (idx < 0 || idx > 3) 465 return -EINVAL; 466 467 if (remove) { 468 err = 0; 469 if (wdev->current_bss) 470 err = rdev->ops->del_key(&rdev->wiphy, dev, idx, addr); 471 if (!err) { 472 if (!addr) { 473 wdev->wext.keys->params[idx].key_len = 0; 474 wdev->wext.keys->params[idx].cipher = 0; 475 } 476 if (idx == wdev->wext.default_key) 477 wdev->wext.default_key = -1; 478 else if (idx == wdev->wext.default_mgmt_key) 479 wdev->wext.default_mgmt_key = -1; 480 } 481 /* 482 * Applications using wireless extensions expect to be 483 * able to delete keys that don't exist, so allow that. 484 */ 485 if (err == -ENOENT) 486 return 0; 487 488 return err; 489 } 490 491 if (addr) 492 tx_key = false; 493 494 if (cfg80211_validate_key_settings(rdev, params, idx, addr)) 495 return -EINVAL; 496 497 err = 0; 498 if (wdev->current_bss) 499 err = rdev->ops->add_key(&rdev->wiphy, dev, idx, addr, params); 500 if (err) 501 return err; 502 503 if (!addr) { 504 wdev->wext.keys->params[idx] = *params; 505 memcpy(wdev->wext.keys->data[idx], 506 params->key, params->key_len); 507 wdev->wext.keys->params[idx].key = 508 wdev->wext.keys->data[idx]; 509 } 510 511 if ((params->cipher == WLAN_CIPHER_SUITE_WEP40 || 512 params->cipher == WLAN_CIPHER_SUITE_WEP104) && 513 (tx_key || (!addr && wdev->wext.default_key == -1))) { 514 if (wdev->current_bss) 515 err = rdev->ops->set_default_key(&rdev->wiphy, 516 dev, idx); 517 if (!err) 518 wdev->wext.default_key = idx; 519 return err; 520 } 521 522 if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && 523 (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { 524 if (wdev->current_bss) 525 err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, 526 dev, idx); 527 if (!err) 528 wdev->wext.default_mgmt_key = idx; 529 return err; 530 } 531 532 return 0; 533 } 534 535 static int cfg80211_set_encryption(struct cfg80211_registered_device *rdev, 536 struct net_device *dev, const u8 *addr, 537 bool remove, bool tx_key, int idx, 538 struct key_params *params) 539 { 540 int err; 541 542 wdev_lock(dev->ieee80211_ptr); 543 err = __cfg80211_set_encryption(rdev, dev, addr, remove, 544 tx_key, idx, params); 545 wdev_unlock(dev->ieee80211_ptr); 546 547 return err; 548 } 549 550 int cfg80211_wext_siwencode(struct net_device *dev, 551 struct iw_request_info *info, 552 struct iw_point *erq, char *keybuf) 553 { 554 struct wireless_dev *wdev = dev->ieee80211_ptr; 555 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 556 int idx, err; 557 bool remove = false; 558 struct key_params params; 559 560 if (wdev->iftype != NL80211_IFTYPE_STATION && 561 wdev->iftype != NL80211_IFTYPE_ADHOC) 562 return -EOPNOTSUPP; 563 564 /* no use -- only MFP (set_default_mgmt_key) is optional */ 565 if (!rdev->ops->del_key || 566 !rdev->ops->add_key || 567 !rdev->ops->set_default_key) 568 return -EOPNOTSUPP; 569 570 idx = erq->flags & IW_ENCODE_INDEX; 571 if (idx == 0) { 572 idx = wdev->wext.default_key; 573 if (idx < 0) 574 idx = 0; 575 } else if (idx < 1 || idx > 4) 576 return -EINVAL; 577 else 578 idx--; 579 580 if (erq->flags & IW_ENCODE_DISABLED) 581 remove = true; 582 else if (erq->length == 0) { 583 /* No key data - just set the default TX key index */ 584 err = 0; 585 wdev_lock(wdev); 586 if (wdev->current_bss) 587 err = rdev->ops->set_default_key(&rdev->wiphy, 588 dev, idx); 589 if (!err) 590 wdev->wext.default_key = idx; 591 wdev_unlock(wdev); 592 return err; 593 } 594 595 memset(¶ms, 0, sizeof(params)); 596 params.key = keybuf; 597 params.key_len = erq->length; 598 if (erq->length == 5) 599 params.cipher = WLAN_CIPHER_SUITE_WEP40; 600 else if (erq->length == 13) 601 params.cipher = WLAN_CIPHER_SUITE_WEP104; 602 else if (!remove) 603 return -EINVAL; 604 605 return cfg80211_set_encryption(rdev, dev, NULL, remove, 606 wdev->wext.default_key == -1, 607 idx, ¶ms); 608 } 609 EXPORT_SYMBOL_GPL(cfg80211_wext_siwencode); 610 611 int cfg80211_wext_siwencodeext(struct net_device *dev, 612 struct iw_request_info *info, 613 struct iw_point *erq, char *extra) 614 { 615 struct wireless_dev *wdev = dev->ieee80211_ptr; 616 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 617 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; 618 const u8 *addr; 619 int idx; 620 bool remove = false; 621 struct key_params params; 622 u32 cipher; 623 624 if (wdev->iftype != NL80211_IFTYPE_STATION && 625 wdev->iftype != NL80211_IFTYPE_ADHOC) 626 return -EOPNOTSUPP; 627 628 /* no use -- only MFP (set_default_mgmt_key) is optional */ 629 if (!rdev->ops->del_key || 630 !rdev->ops->add_key || 631 !rdev->ops->set_default_key) 632 return -EOPNOTSUPP; 633 634 switch (ext->alg) { 635 case IW_ENCODE_ALG_NONE: 636 remove = true; 637 cipher = 0; 638 break; 639 case IW_ENCODE_ALG_WEP: 640 if (ext->key_len == 5) 641 cipher = WLAN_CIPHER_SUITE_WEP40; 642 else if (ext->key_len == 13) 643 cipher = WLAN_CIPHER_SUITE_WEP104; 644 else 645 return -EINVAL; 646 break; 647 case IW_ENCODE_ALG_TKIP: 648 cipher = WLAN_CIPHER_SUITE_TKIP; 649 break; 650 case IW_ENCODE_ALG_CCMP: 651 cipher = WLAN_CIPHER_SUITE_CCMP; 652 break; 653 case IW_ENCODE_ALG_AES_CMAC: 654 cipher = WLAN_CIPHER_SUITE_AES_CMAC; 655 break; 656 default: 657 return -EOPNOTSUPP; 658 } 659 660 if (erq->flags & IW_ENCODE_DISABLED) 661 remove = true; 662 663 idx = erq->flags & IW_ENCODE_INDEX; 664 if (cipher == WLAN_CIPHER_SUITE_AES_CMAC) { 665 if (idx < 4 || idx > 5) { 666 idx = wdev->wext.default_mgmt_key; 667 if (idx < 0) 668 return -EINVAL; 669 } else 670 idx--; 671 } else { 672 if (idx < 1 || idx > 4) { 673 idx = wdev->wext.default_key; 674 if (idx < 0) 675 return -EINVAL; 676 } else 677 idx--; 678 } 679 680 addr = ext->addr.sa_data; 681 if (is_broadcast_ether_addr(addr)) 682 addr = NULL; 683 684 memset(¶ms, 0, sizeof(params)); 685 params.key = ext->key; 686 params.key_len = ext->key_len; 687 params.cipher = cipher; 688 689 if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { 690 params.seq = ext->rx_seq; 691 params.seq_len = 6; 692 } 693 694 return cfg80211_set_encryption( 695 rdev, dev, addr, remove, 696 ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY, 697 idx, ¶ms); 698 } 699 EXPORT_SYMBOL_GPL(cfg80211_wext_siwencodeext); 700 701 int cfg80211_wext_giwencode(struct net_device *dev, 702 struct iw_request_info *info, 703 struct iw_point *erq, char *keybuf) 704 { 705 struct wireless_dev *wdev = dev->ieee80211_ptr; 706 int idx; 707 708 if (wdev->iftype != NL80211_IFTYPE_STATION && 709 wdev->iftype != NL80211_IFTYPE_ADHOC) 710 return -EOPNOTSUPP; 711 712 idx = erq->flags & IW_ENCODE_INDEX; 713 if (idx == 0) { 714 idx = wdev->wext.default_key; 715 if (idx < 0) 716 idx = 0; 717 } else if (idx < 1 || idx > 4) 718 return -EINVAL; 719 else 720 idx--; 721 722 erq->flags = idx + 1; 723 724 if (!wdev->wext.keys || !wdev->wext.keys->params[idx].cipher) { 725 erq->flags |= IW_ENCODE_DISABLED; 726 erq->length = 0; 727 return 0; 728 } 729 730 erq->length = min_t(size_t, erq->length, 731 wdev->wext.keys->params[idx].key_len); 732 memcpy(keybuf, wdev->wext.keys->params[idx].key, erq->length); 733 erq->flags |= IW_ENCODE_ENABLED; 734 735 return 0; 736 } 737 EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode); 738 739 int cfg80211_wext_siwfreq(struct net_device *dev, 740 struct iw_request_info *info, 741 struct iw_freq *wextfreq, char *extra) 742 { 743 struct wireless_dev *wdev = dev->ieee80211_ptr; 744 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 745 int freq, err; 746 747 switch (wdev->iftype) { 748 case NL80211_IFTYPE_STATION: 749 return cfg80211_mgd_wext_siwfreq(dev, info, wextfreq, extra); 750 case NL80211_IFTYPE_ADHOC: 751 return cfg80211_ibss_wext_siwfreq(dev, info, wextfreq, extra); 752 default: 753 freq = cfg80211_wext_freq(wdev->wiphy, wextfreq); 754 if (freq < 0) 755 return freq; 756 if (freq == 0) 757 return -EINVAL; 758 mutex_lock(&rdev->devlist_mtx); 759 err = rdev_set_freq(rdev, NULL, freq, NL80211_CHAN_NO_HT); 760 mutex_unlock(&rdev->devlist_mtx); 761 return err; 762 } 763 } 764 EXPORT_SYMBOL_GPL(cfg80211_wext_siwfreq); 765 766 int cfg80211_wext_giwfreq(struct net_device *dev, 767 struct iw_request_info *info, 768 struct iw_freq *freq, char *extra) 769 { 770 struct wireless_dev *wdev = dev->ieee80211_ptr; 771 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 772 773 switch (wdev->iftype) { 774 case NL80211_IFTYPE_STATION: 775 return cfg80211_mgd_wext_giwfreq(dev, info, freq, extra); 776 case NL80211_IFTYPE_ADHOC: 777 return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra); 778 default: 779 if (!rdev->channel) 780 return -EINVAL; 781 freq->m = rdev->channel->center_freq; 782 freq->e = 6; 783 return 0; 784 } 785 } 786 EXPORT_SYMBOL_GPL(cfg80211_wext_giwfreq); 787 788 int cfg80211_wext_siwtxpower(struct net_device *dev, 789 struct iw_request_info *info, 790 union iwreq_data *data, char *extra) 791 { 792 struct wireless_dev *wdev = dev->ieee80211_ptr; 793 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 794 enum tx_power_setting type; 795 int dbm = 0; 796 797 if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) 798 return -EINVAL; 799 if (data->txpower.flags & IW_TXPOW_RANGE) 800 return -EINVAL; 801 802 if (!rdev->ops->set_tx_power) 803 return -EOPNOTSUPP; 804 805 /* only change when not disabling */ 806 if (!data->txpower.disabled) { 807 rfkill_set_sw_state(rdev->rfkill, false); 808 809 if (data->txpower.fixed) { 810 /* 811 * wext doesn't support negative values, see 812 * below where it's for automatic 813 */ 814 if (data->txpower.value < 0) 815 return -EINVAL; 816 dbm = data->txpower.value; 817 type = TX_POWER_FIXED; 818 /* TODO: do regulatory check! */ 819 } else { 820 /* 821 * Automatic power level setting, max being the value 822 * passed in from userland. 823 */ 824 if (data->txpower.value < 0) { 825 type = TX_POWER_AUTOMATIC; 826 } else { 827 dbm = data->txpower.value; 828 type = TX_POWER_LIMITED; 829 } 830 } 831 } else { 832 rfkill_set_sw_state(rdev->rfkill, true); 833 schedule_work(&rdev->rfkill_sync); 834 return 0; 835 } 836 837 return rdev->ops->set_tx_power(wdev->wiphy, type, dbm); 838 } 839 EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower); 840 841 int cfg80211_wext_giwtxpower(struct net_device *dev, 842 struct iw_request_info *info, 843 union iwreq_data *data, char *extra) 844 { 845 struct wireless_dev *wdev = dev->ieee80211_ptr; 846 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 847 int err, val; 848 849 if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) 850 return -EINVAL; 851 if (data->txpower.flags & IW_TXPOW_RANGE) 852 return -EINVAL; 853 854 if (!rdev->ops->get_tx_power) 855 return -EOPNOTSUPP; 856 857 err = rdev->ops->get_tx_power(wdev->wiphy, &val); 858 if (err) 859 return err; 860 861 /* well... oh well */ 862 data->txpower.fixed = 1; 863 data->txpower.disabled = rfkill_blocked(rdev->rfkill); 864 data->txpower.value = val; 865 data->txpower.flags = IW_TXPOW_DBM; 866 867 return 0; 868 } 869 EXPORT_SYMBOL_GPL(cfg80211_wext_giwtxpower); 870 871 static int cfg80211_set_auth_alg(struct wireless_dev *wdev, 872 s32 auth_alg) 873 { 874 int nr_alg = 0; 875 876 if (!auth_alg) 877 return -EINVAL; 878 879 if (auth_alg & ~(IW_AUTH_ALG_OPEN_SYSTEM | 880 IW_AUTH_ALG_SHARED_KEY | 881 IW_AUTH_ALG_LEAP)) 882 return -EINVAL; 883 884 if (auth_alg & IW_AUTH_ALG_OPEN_SYSTEM) { 885 nr_alg++; 886 wdev->wext.connect.auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; 887 } 888 889 if (auth_alg & IW_AUTH_ALG_SHARED_KEY) { 890 nr_alg++; 891 wdev->wext.connect.auth_type = NL80211_AUTHTYPE_SHARED_KEY; 892 } 893 894 if (auth_alg & IW_AUTH_ALG_LEAP) { 895 nr_alg++; 896 wdev->wext.connect.auth_type = NL80211_AUTHTYPE_NETWORK_EAP; 897 } 898 899 if (nr_alg > 1) 900 wdev->wext.connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; 901 902 return 0; 903 } 904 905 static int cfg80211_set_wpa_version(struct wireless_dev *wdev, u32 wpa_versions) 906 { 907 wdev->wext.connect.crypto.wpa_versions = 0; 908 909 if (wpa_versions & ~(IW_AUTH_WPA_VERSION_WPA | 910 IW_AUTH_WPA_VERSION_WPA2| 911 IW_AUTH_WPA_VERSION_DISABLED)) 912 return -EINVAL; 913 914 if ((wpa_versions & IW_AUTH_WPA_VERSION_DISABLED) && 915 (wpa_versions & (IW_AUTH_WPA_VERSION_WPA| 916 IW_AUTH_WPA_VERSION_WPA2))) 917 return -EINVAL; 918 919 if (wpa_versions & IW_AUTH_WPA_VERSION_DISABLED) 920 wdev->wext.connect.crypto.wpa_versions &= 921 ~(NL80211_WPA_VERSION_1|NL80211_WPA_VERSION_2); 922 923 if (wpa_versions & IW_AUTH_WPA_VERSION_WPA) 924 wdev->wext.connect.crypto.wpa_versions |= 925 NL80211_WPA_VERSION_1; 926 927 if (wpa_versions & IW_AUTH_WPA_VERSION_WPA2) 928 wdev->wext.connect.crypto.wpa_versions |= 929 NL80211_WPA_VERSION_2; 930 931 return 0; 932 } 933 934 static int cfg80211_set_cipher_group(struct wireless_dev *wdev, u32 cipher) 935 { 936 wdev->wext.connect.crypto.cipher_group = 0; 937 938 if (cipher & IW_AUTH_CIPHER_WEP40) 939 wdev->wext.connect.crypto.cipher_group = 940 WLAN_CIPHER_SUITE_WEP40; 941 else if (cipher & IW_AUTH_CIPHER_WEP104) 942 wdev->wext.connect.crypto.cipher_group = 943 WLAN_CIPHER_SUITE_WEP104; 944 else if (cipher & IW_AUTH_CIPHER_TKIP) 945 wdev->wext.connect.crypto.cipher_group = 946 WLAN_CIPHER_SUITE_TKIP; 947 else if (cipher & IW_AUTH_CIPHER_CCMP) 948 wdev->wext.connect.crypto.cipher_group = 949 WLAN_CIPHER_SUITE_CCMP; 950 else if (cipher & IW_AUTH_CIPHER_AES_CMAC) 951 wdev->wext.connect.crypto.cipher_group = 952 WLAN_CIPHER_SUITE_AES_CMAC; 953 else 954 return -EINVAL; 955 956 return 0; 957 } 958 959 static int cfg80211_set_cipher_pairwise(struct wireless_dev *wdev, u32 cipher) 960 { 961 int nr_ciphers = 0; 962 u32 *ciphers_pairwise = wdev->wext.connect.crypto.ciphers_pairwise; 963 964 if (cipher & IW_AUTH_CIPHER_WEP40) { 965 ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP40; 966 nr_ciphers++; 967 } 968 969 if (cipher & IW_AUTH_CIPHER_WEP104) { 970 ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP104; 971 nr_ciphers++; 972 } 973 974 if (cipher & IW_AUTH_CIPHER_TKIP) { 975 ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_TKIP; 976 nr_ciphers++; 977 } 978 979 if (cipher & IW_AUTH_CIPHER_CCMP) { 980 ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_CCMP; 981 nr_ciphers++; 982 } 983 984 if (cipher & IW_AUTH_CIPHER_AES_CMAC) { 985 ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_AES_CMAC; 986 nr_ciphers++; 987 } 988 989 BUILD_BUG_ON(NL80211_MAX_NR_CIPHER_SUITES < 5); 990 991 wdev->wext.connect.crypto.n_ciphers_pairwise = nr_ciphers; 992 993 return 0; 994 } 995 996 997 static int cfg80211_set_key_mgt(struct wireless_dev *wdev, u32 key_mgt) 998 { 999 int nr_akm_suites = 0; 1000 1001 if (key_mgt & ~(IW_AUTH_KEY_MGMT_802_1X | 1002 IW_AUTH_KEY_MGMT_PSK)) 1003 return -EINVAL; 1004 1005 if (key_mgt & IW_AUTH_KEY_MGMT_802_1X) { 1006 wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = 1007 WLAN_AKM_SUITE_8021X; 1008 nr_akm_suites++; 1009 } 1010 1011 if (key_mgt & IW_AUTH_KEY_MGMT_PSK) { 1012 wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = 1013 WLAN_AKM_SUITE_PSK; 1014 nr_akm_suites++; 1015 } 1016 1017 wdev->wext.connect.crypto.n_akm_suites = nr_akm_suites; 1018 1019 return 0; 1020 } 1021 1022 int cfg80211_wext_siwauth(struct net_device *dev, 1023 struct iw_request_info *info, 1024 struct iw_param *data, char *extra) 1025 { 1026 struct wireless_dev *wdev = dev->ieee80211_ptr; 1027 1028 if (wdev->iftype != NL80211_IFTYPE_STATION) 1029 return -EOPNOTSUPP; 1030 1031 switch (data->flags & IW_AUTH_INDEX) { 1032 case IW_AUTH_PRIVACY_INVOKED: 1033 wdev->wext.connect.privacy = data->value; 1034 return 0; 1035 case IW_AUTH_WPA_VERSION: 1036 return cfg80211_set_wpa_version(wdev, data->value); 1037 case IW_AUTH_CIPHER_GROUP: 1038 return cfg80211_set_cipher_group(wdev, data->value); 1039 case IW_AUTH_KEY_MGMT: 1040 return cfg80211_set_key_mgt(wdev, data->value); 1041 case IW_AUTH_CIPHER_PAIRWISE: 1042 return cfg80211_set_cipher_pairwise(wdev, data->value); 1043 case IW_AUTH_80211_AUTH_ALG: 1044 return cfg80211_set_auth_alg(wdev, data->value); 1045 case IW_AUTH_WPA_ENABLED: 1046 case IW_AUTH_RX_UNENCRYPTED_EAPOL: 1047 case IW_AUTH_DROP_UNENCRYPTED: 1048 case IW_AUTH_MFP: 1049 return 0; 1050 default: 1051 return -EOPNOTSUPP; 1052 } 1053 } 1054 EXPORT_SYMBOL_GPL(cfg80211_wext_siwauth); 1055 1056 int cfg80211_wext_giwauth(struct net_device *dev, 1057 struct iw_request_info *info, 1058 struct iw_param *data, char *extra) 1059 { 1060 /* XXX: what do we need? */ 1061 1062 return -EOPNOTSUPP; 1063 } 1064 EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth); 1065 1066 int cfg80211_wext_siwpower(struct net_device *dev, 1067 struct iw_request_info *info, 1068 struct iw_param *wrq, char *extra) 1069 { 1070 struct wireless_dev *wdev = dev->ieee80211_ptr; 1071 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 1072 bool ps = wdev->wext.ps; 1073 int timeout = wdev->wext.ps_timeout; 1074 int err; 1075 1076 if (wdev->iftype != NL80211_IFTYPE_STATION) 1077 return -EINVAL; 1078 1079 if (!rdev->ops->set_power_mgmt) 1080 return -EOPNOTSUPP; 1081 1082 if (wrq->disabled) { 1083 ps = false; 1084 } else { 1085 switch (wrq->flags & IW_POWER_MODE) { 1086 case IW_POWER_ON: /* If not specified */ 1087 case IW_POWER_MODE: /* If set all mask */ 1088 case IW_POWER_ALL_R: /* If explicitely state all */ 1089 ps = true; 1090 break; 1091 default: /* Otherwise we ignore */ 1092 return -EINVAL; 1093 } 1094 1095 if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) 1096 return -EINVAL; 1097 1098 if (wrq->flags & IW_POWER_TIMEOUT) 1099 timeout = wrq->value / 1000; 1100 } 1101 1102 err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, ps, timeout); 1103 if (err) 1104 return err; 1105 1106 wdev->wext.ps = ps; 1107 wdev->wext.ps_timeout = timeout; 1108 1109 return 0; 1110 1111 } 1112 EXPORT_SYMBOL_GPL(cfg80211_wext_siwpower); 1113 1114 int cfg80211_wext_giwpower(struct net_device *dev, 1115 struct iw_request_info *info, 1116 struct iw_param *wrq, char *extra) 1117 { 1118 struct wireless_dev *wdev = dev->ieee80211_ptr; 1119 1120 wrq->disabled = !wdev->wext.ps; 1121 1122 return 0; 1123 } 1124 EXPORT_SYMBOL_GPL(cfg80211_wext_giwpower); 1125 1126 static int cfg80211_wds_wext_siwap(struct net_device *dev, 1127 struct iw_request_info *info, 1128 struct sockaddr *addr, char *extra) 1129 { 1130 struct wireless_dev *wdev = dev->ieee80211_ptr; 1131 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 1132 int err; 1133 1134 if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) 1135 return -EINVAL; 1136 1137 if (addr->sa_family != ARPHRD_ETHER) 1138 return -EINVAL; 1139 1140 if (netif_running(dev)) 1141 return -EBUSY; 1142 1143 if (!rdev->ops->set_wds_peer) 1144 return -EOPNOTSUPP; 1145 1146 err = rdev->ops->set_wds_peer(wdev->wiphy, dev, (u8 *) &addr->sa_data); 1147 if (err) 1148 return err; 1149 1150 memcpy(&wdev->wext.bssid, (u8 *) &addr->sa_data, ETH_ALEN); 1151 1152 return 0; 1153 } 1154 1155 static int cfg80211_wds_wext_giwap(struct net_device *dev, 1156 struct iw_request_info *info, 1157 struct sockaddr *addr, char *extra) 1158 { 1159 struct wireless_dev *wdev = dev->ieee80211_ptr; 1160 1161 if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) 1162 return -EINVAL; 1163 1164 addr->sa_family = ARPHRD_ETHER; 1165 memcpy(&addr->sa_data, wdev->wext.bssid, ETH_ALEN); 1166 1167 return 0; 1168 } 1169 1170 int cfg80211_wext_siwrate(struct net_device *dev, 1171 struct iw_request_info *info, 1172 struct iw_param *rate, char *extra) 1173 { 1174 struct wireless_dev *wdev = dev->ieee80211_ptr; 1175 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 1176 struct cfg80211_bitrate_mask mask; 1177 1178 if (!rdev->ops->set_bitrate_mask) 1179 return -EOPNOTSUPP; 1180 1181 mask.fixed = 0; 1182 mask.maxrate = 0; 1183 1184 if (rate->value < 0) { 1185 /* nothing */ 1186 } else if (rate->fixed) { 1187 mask.fixed = rate->value / 1000; /* kbps */ 1188 } else { 1189 mask.maxrate = rate->value / 1000; /* kbps */ 1190 } 1191 1192 return rdev->ops->set_bitrate_mask(wdev->wiphy, dev, NULL, &mask); 1193 } 1194 EXPORT_SYMBOL_GPL(cfg80211_wext_siwrate); 1195 1196 int cfg80211_wext_giwrate(struct net_device *dev, 1197 struct iw_request_info *info, 1198 struct iw_param *rate, char *extra) 1199 { 1200 struct wireless_dev *wdev = dev->ieee80211_ptr; 1201 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 1202 /* we are under RTNL - globally locked - so can use a static struct */ 1203 static struct station_info sinfo; 1204 u8 addr[ETH_ALEN]; 1205 int err; 1206 1207 if (wdev->iftype != NL80211_IFTYPE_STATION) 1208 return -EOPNOTSUPP; 1209 1210 if (!rdev->ops->get_station) 1211 return -EOPNOTSUPP; 1212 1213 err = 0; 1214 wdev_lock(wdev); 1215 if (wdev->current_bss) 1216 memcpy(addr, wdev->current_bss->pub.bssid, ETH_ALEN); 1217 else 1218 err = -EOPNOTSUPP; 1219 wdev_unlock(wdev); 1220 if (err) 1221 return err; 1222 1223 err = rdev->ops->get_station(&rdev->wiphy, dev, addr, &sinfo); 1224 if (err) 1225 return err; 1226 1227 if (!(sinfo.filled & STATION_INFO_TX_BITRATE)) 1228 return -EOPNOTSUPP; 1229 1230 rate->value = 0; 1231 1232 if (!(sinfo.txrate.flags & RATE_INFO_FLAGS_MCS)) 1233 rate->value = 100000 * sinfo.txrate.legacy; 1234 1235 return 0; 1236 } 1237 EXPORT_SYMBOL_GPL(cfg80211_wext_giwrate); 1238 1239 /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ 1240 struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev) 1241 { 1242 struct wireless_dev *wdev = dev->ieee80211_ptr; 1243 struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); 1244 /* we are under RTNL - globally locked - so can use static structs */ 1245 static struct iw_statistics wstats; 1246 static struct station_info sinfo; 1247 u8 bssid[ETH_ALEN]; 1248 1249 if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) 1250 return NULL; 1251 1252 if (!rdev->ops->get_station) 1253 return NULL; 1254 1255 /* Grab BSSID of current BSS, if any */ 1256 wdev_lock(wdev); 1257 if (!wdev->current_bss) { 1258 wdev_unlock(wdev); 1259 return NULL; 1260 } 1261 memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); 1262 wdev_unlock(wdev); 1263 1264 if (rdev->ops->get_station(&rdev->wiphy, dev, bssid, &sinfo)) 1265 return NULL; 1266 1267 memset(&wstats, 0, sizeof(wstats)); 1268 1269 switch (rdev->wiphy.signal_type) { 1270 case CFG80211_SIGNAL_TYPE_MBM: 1271 if (sinfo.filled & STATION_INFO_SIGNAL) { 1272 int sig = sinfo.signal; 1273 wstats.qual.updated |= IW_QUAL_LEVEL_UPDATED; 1274 wstats.qual.updated |= IW_QUAL_QUAL_UPDATED; 1275 wstats.qual.updated |= IW_QUAL_DBM; 1276 wstats.qual.level = sig; 1277 if (sig < -110) 1278 sig = -110; 1279 else if (sig > -40) 1280 sig = -40; 1281 wstats.qual.qual = sig + 110; 1282 break; 1283 } 1284 case CFG80211_SIGNAL_TYPE_UNSPEC: 1285 if (sinfo.filled & STATION_INFO_SIGNAL) { 1286 wstats.qual.updated |= IW_QUAL_LEVEL_UPDATED; 1287 wstats.qual.updated |= IW_QUAL_QUAL_UPDATED; 1288 wstats.qual.level = sinfo.signal; 1289 wstats.qual.qual = sinfo.signal; 1290 break; 1291 } 1292 default: 1293 wstats.qual.updated |= IW_QUAL_LEVEL_INVALID; 1294 wstats.qual.updated |= IW_QUAL_QUAL_INVALID; 1295 } 1296 1297 wstats.qual.updated |= IW_QUAL_NOISE_INVALID; 1298 1299 return &wstats; 1300 } 1301 EXPORT_SYMBOL_GPL(cfg80211_wireless_stats); 1302 1303 int cfg80211_wext_siwap(struct net_device *dev, 1304 struct iw_request_info *info, 1305 struct sockaddr *ap_addr, char *extra) 1306 { 1307 struct wireless_dev *wdev = dev->ieee80211_ptr; 1308 1309 switch (wdev->iftype) { 1310 case NL80211_IFTYPE_ADHOC: 1311 return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra); 1312 case NL80211_IFTYPE_STATION: 1313 return cfg80211_mgd_wext_siwap(dev, info, ap_addr, extra); 1314 case NL80211_IFTYPE_WDS: 1315 return cfg80211_wds_wext_siwap(dev, info, ap_addr, extra); 1316 default: 1317 return -EOPNOTSUPP; 1318 } 1319 } 1320 EXPORT_SYMBOL_GPL(cfg80211_wext_siwap); 1321 1322 int cfg80211_wext_giwap(struct net_device *dev, 1323 struct iw_request_info *info, 1324 struct sockaddr *ap_addr, char *extra) 1325 { 1326 struct wireless_dev *wdev = dev->ieee80211_ptr; 1327 1328 switch (wdev->iftype) { 1329 case NL80211_IFTYPE_ADHOC: 1330 return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra); 1331 case NL80211_IFTYPE_STATION: 1332 return cfg80211_mgd_wext_giwap(dev, info, ap_addr, extra); 1333 case NL80211_IFTYPE_WDS: 1334 return cfg80211_wds_wext_giwap(dev, info, ap_addr, extra); 1335 default: 1336 return -EOPNOTSUPP; 1337 } 1338 } 1339 EXPORT_SYMBOL_GPL(cfg80211_wext_giwap); 1340 1341 int cfg80211_wext_siwessid(struct net_device *dev, 1342 struct iw_request_info *info, 1343 struct iw_point *data, char *ssid) 1344 { 1345 struct wireless_dev *wdev = dev->ieee80211_ptr; 1346 1347 switch (wdev->iftype) { 1348 case NL80211_IFTYPE_ADHOC: 1349 return cfg80211_ibss_wext_siwessid(dev, info, data, ssid); 1350 case NL80211_IFTYPE_STATION: 1351 return cfg80211_mgd_wext_siwessid(dev, info, data, ssid); 1352 default: 1353 return -EOPNOTSUPP; 1354 } 1355 } 1356 EXPORT_SYMBOL_GPL(cfg80211_wext_siwessid); 1357 1358 int cfg80211_wext_giwessid(struct net_device *dev, 1359 struct iw_request_info *info, 1360 struct iw_point *data, char *ssid) 1361 { 1362 struct wireless_dev *wdev = dev->ieee80211_ptr; 1363 1364 switch (wdev->iftype) { 1365 case NL80211_IFTYPE_ADHOC: 1366 return cfg80211_ibss_wext_giwessid(dev, info, data, ssid); 1367 case NL80211_IFTYPE_STATION: 1368 return cfg80211_mgd_wext_giwessid(dev, info, data, ssid); 1369 default: 1370 return -EOPNOTSUPP; 1371 } 1372 } 1373 EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid); 1374 1375 static const iw_handler cfg80211_handlers[] = { 1376 [IW_IOCTL_IDX(SIOCGIWNAME)] = (iw_handler) cfg80211_wext_giwname, 1377 [IW_IOCTL_IDX(SIOCSIWFREQ)] = (iw_handler) cfg80211_wext_siwfreq, 1378 [IW_IOCTL_IDX(SIOCGIWFREQ)] = (iw_handler) cfg80211_wext_giwfreq, 1379 [IW_IOCTL_IDX(SIOCSIWMODE)] = (iw_handler) cfg80211_wext_siwmode, 1380 [IW_IOCTL_IDX(SIOCGIWMODE)] = (iw_handler) cfg80211_wext_giwmode, 1381 [IW_IOCTL_IDX(SIOCGIWRANGE)] = (iw_handler) cfg80211_wext_giwrange, 1382 [IW_IOCTL_IDX(SIOCSIWAP)] = (iw_handler) cfg80211_wext_siwap, 1383 [IW_IOCTL_IDX(SIOCGIWAP)] = (iw_handler) cfg80211_wext_giwap, 1384 [IW_IOCTL_IDX(SIOCSIWMLME)] = (iw_handler) cfg80211_wext_siwmlme, 1385 [IW_IOCTL_IDX(SIOCSIWSCAN)] = (iw_handler) cfg80211_wext_siwscan, 1386 [IW_IOCTL_IDX(SIOCGIWSCAN)] = (iw_handler) cfg80211_wext_giwscan, 1387 [IW_IOCTL_IDX(SIOCSIWESSID)] = (iw_handler) cfg80211_wext_siwessid, 1388 [IW_IOCTL_IDX(SIOCGIWESSID)] = (iw_handler) cfg80211_wext_giwessid, 1389 [IW_IOCTL_IDX(SIOCSIWRATE)] = (iw_handler) cfg80211_wext_siwrate, 1390 [IW_IOCTL_IDX(SIOCGIWRATE)] = (iw_handler) cfg80211_wext_giwrate, 1391 [IW_IOCTL_IDX(SIOCSIWRTS)] = (iw_handler) cfg80211_wext_siwrts, 1392 [IW_IOCTL_IDX(SIOCGIWRTS)] = (iw_handler) cfg80211_wext_giwrts, 1393 [IW_IOCTL_IDX(SIOCSIWFRAG)] = (iw_handler) cfg80211_wext_siwfrag, 1394 [IW_IOCTL_IDX(SIOCGIWFRAG)] = (iw_handler) cfg80211_wext_giwfrag, 1395 [IW_IOCTL_IDX(SIOCSIWTXPOW)] = (iw_handler) cfg80211_wext_siwtxpower, 1396 [IW_IOCTL_IDX(SIOCGIWTXPOW)] = (iw_handler) cfg80211_wext_giwtxpower, 1397 [IW_IOCTL_IDX(SIOCSIWRETRY)] = (iw_handler) cfg80211_wext_siwretry, 1398 [IW_IOCTL_IDX(SIOCGIWRETRY)] = (iw_handler) cfg80211_wext_giwretry, 1399 [IW_IOCTL_IDX(SIOCSIWENCODE)] = (iw_handler) cfg80211_wext_siwencode, 1400 [IW_IOCTL_IDX(SIOCGIWENCODE)] = (iw_handler) cfg80211_wext_giwencode, 1401 [IW_IOCTL_IDX(SIOCSIWPOWER)] = (iw_handler) cfg80211_wext_siwpower, 1402 [IW_IOCTL_IDX(SIOCGIWPOWER)] = (iw_handler) cfg80211_wext_giwpower, 1403 [IW_IOCTL_IDX(SIOCSIWGENIE)] = (iw_handler) cfg80211_wext_siwgenie, 1404 [IW_IOCTL_IDX(SIOCSIWAUTH)] = (iw_handler) cfg80211_wext_siwauth, 1405 [IW_IOCTL_IDX(SIOCGIWAUTH)] = (iw_handler) cfg80211_wext_giwauth, 1406 [IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext, 1407 }; 1408 1409 const struct iw_handler_def cfg80211_wext_handler = { 1410 .num_standard = ARRAY_SIZE(cfg80211_handlers), 1411 .standard = cfg80211_handlers, 1412 .get_wireless_stats = cfg80211_wireless_stats, 1413 }; 1414