1 // SPDX-License-Identifier: GPL-2.0 2 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */ 3 4 #include <linux/slab.h> 5 #include <linux/types.h> 6 #include <linux/sched/signal.h> 7 #include <linux/ethtool.h> 8 #include <linux/if_arp.h> 9 #include <linux/module.h> 10 #include <linux/etherdevice.h> 11 #include <net/lib80211.h> 12 13 #include "hostap_wlan.h" 14 #include "hostap.h" 15 #include "hostap_ap.h" 16 17 static struct iw_statistics *hostap_get_wireless_stats(struct net_device *dev) 18 { 19 struct hostap_interface *iface; 20 local_info_t *local; 21 struct iw_statistics *wstats; 22 23 iface = netdev_priv(dev); 24 local = iface->local; 25 26 /* Why are we doing that ? Jean II */ 27 if (iface->type != HOSTAP_INTERFACE_MAIN) 28 return NULL; 29 30 wstats = &local->wstats; 31 32 wstats->status = 0; 33 wstats->discard.code = 34 local->comm_tallies.rx_discards_wep_undecryptable; 35 wstats->discard.misc = 36 local->comm_tallies.rx_fcs_errors + 37 local->comm_tallies.rx_discards_no_buffer + 38 local->comm_tallies.tx_discards_wrong_sa; 39 40 wstats->discard.retries = 41 local->comm_tallies.tx_retry_limit_exceeded; 42 wstats->discard.fragment = 43 local->comm_tallies.rx_message_in_bad_msg_fragments; 44 45 if (local->iw_mode != IW_MODE_MASTER && 46 local->iw_mode != IW_MODE_REPEAT) { 47 48 if (prism2_update_comms_qual(dev) == 0) 49 wstats->qual.updated = IW_QUAL_ALL_UPDATED | 50 IW_QUAL_DBM; 51 52 wstats->qual.qual = local->comms_qual; 53 wstats->qual.level = local->avg_signal; 54 wstats->qual.noise = local->avg_noise; 55 } else { 56 wstats->qual.qual = 0; 57 wstats->qual.level = 0; 58 wstats->qual.noise = 0; 59 wstats->qual.updated = IW_QUAL_ALL_INVALID; 60 } 61 62 return wstats; 63 } 64 65 66 static int prism2_get_datarates(struct net_device *dev, u8 *rates) 67 { 68 struct hostap_interface *iface; 69 local_info_t *local; 70 u8 buf[12]; 71 int len; 72 u16 val; 73 74 iface = netdev_priv(dev); 75 local = iface->local; 76 77 len = local->func->get_rid(dev, HFA384X_RID_SUPPORTEDDATARATES, buf, 78 sizeof(buf), 0); 79 if (len < 2) 80 return 0; 81 82 val = le16_to_cpu(*(__le16 *) buf); /* string length */ 83 84 if (len - 2 < val || val > 10) 85 return 0; 86 87 memcpy(rates, buf + 2, val); 88 return val; 89 } 90 91 92 static int prism2_get_name(struct net_device *dev, 93 struct iw_request_info *info, 94 char *name, char *extra) 95 { 96 u8 rates[10]; 97 int len, i, over2 = 0; 98 99 len = prism2_get_datarates(dev, rates); 100 101 for (i = 0; i < len; i++) { 102 if (rates[i] == 0x0b || rates[i] == 0x16) { 103 over2 = 1; 104 break; 105 } 106 } 107 108 strcpy(name, over2 ? "IEEE 802.11b" : "IEEE 802.11-DS"); 109 110 return 0; 111 } 112 113 114 static int prism2_ioctl_siwencode(struct net_device *dev, 115 struct iw_request_info *info, 116 struct iw_point *erq, char *keybuf) 117 { 118 struct hostap_interface *iface; 119 local_info_t *local; 120 int i; 121 struct lib80211_crypt_data **crypt; 122 123 iface = netdev_priv(dev); 124 local = iface->local; 125 126 i = erq->flags & IW_ENCODE_INDEX; 127 if (i < 1 || i > 4) 128 i = local->crypt_info.tx_keyidx; 129 else 130 i--; 131 if (i < 0 || i >= WEP_KEYS) 132 return -EINVAL; 133 134 crypt = &local->crypt_info.crypt[i]; 135 136 if (erq->flags & IW_ENCODE_DISABLED) { 137 if (*crypt) 138 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 139 goto done; 140 } 141 142 if (*crypt != NULL && (*crypt)->ops != NULL && 143 strcmp((*crypt)->ops->name, "WEP") != 0) { 144 /* changing to use WEP; deinit previously used algorithm */ 145 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 146 } 147 148 if (*crypt == NULL) { 149 struct lib80211_crypt_data *new_crypt; 150 151 /* take WEP into use */ 152 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data), 153 GFP_KERNEL); 154 if (new_crypt == NULL) 155 return -ENOMEM; 156 new_crypt->ops = lib80211_get_crypto_ops("WEP"); 157 if (!new_crypt->ops) { 158 request_module("lib80211_crypt_wep"); 159 new_crypt->ops = lib80211_get_crypto_ops("WEP"); 160 } 161 if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) 162 new_crypt->priv = new_crypt->ops->init(i); 163 if (!new_crypt->ops || !new_crypt->priv) { 164 kfree(new_crypt); 165 new_crypt = NULL; 166 167 printk(KERN_WARNING "%s: could not initialize WEP: " 168 "load module hostap_crypt_wep.o\n", 169 dev->name); 170 return -EOPNOTSUPP; 171 } 172 *crypt = new_crypt; 173 } 174 175 if (erq->length > 0) { 176 int len = erq->length <= 5 ? 5 : 13; 177 int first = 1, j; 178 if (len > erq->length) 179 memset(keybuf + erq->length, 0, len - erq->length); 180 (*crypt)->ops->set_key(keybuf, len, NULL, (*crypt)->priv); 181 for (j = 0; j < WEP_KEYS; j++) { 182 if (j != i && local->crypt_info.crypt[j]) { 183 first = 0; 184 break; 185 } 186 } 187 if (first) 188 local->crypt_info.tx_keyidx = i; 189 } else { 190 /* No key data - just set the default TX key index */ 191 local->crypt_info.tx_keyidx = i; 192 } 193 194 done: 195 local->open_wep = erq->flags & IW_ENCODE_OPEN; 196 197 if (hostap_set_encryption(local)) { 198 printk(KERN_DEBUG "%s: set_encryption failed\n", dev->name); 199 return -EINVAL; 200 } 201 202 /* Do not reset port0 if card is in Managed mode since resetting will 203 * generate new IEEE 802.11 authentication which may end up in looping 204 * with IEEE 802.1X. Prism2 documentation seem to require port reset 205 * after WEP configuration. However, keys are apparently changed at 206 * least in Managed mode. */ 207 if (local->iw_mode != IW_MODE_INFRA && local->func->reset_port(dev)) { 208 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name); 209 return -EINVAL; 210 } 211 212 return 0; 213 } 214 215 216 static int prism2_ioctl_giwencode(struct net_device *dev, 217 struct iw_request_info *info, 218 struct iw_point *erq, char *key) 219 { 220 struct hostap_interface *iface; 221 local_info_t *local; 222 int i, len; 223 u16 val; 224 struct lib80211_crypt_data *crypt; 225 226 iface = netdev_priv(dev); 227 local = iface->local; 228 229 i = erq->flags & IW_ENCODE_INDEX; 230 if (i < 1 || i > 4) 231 i = local->crypt_info.tx_keyidx; 232 else 233 i--; 234 if (i < 0 || i >= WEP_KEYS) 235 return -EINVAL; 236 237 crypt = local->crypt_info.crypt[i]; 238 erq->flags = i + 1; 239 240 if (crypt == NULL || crypt->ops == NULL) { 241 erq->length = 0; 242 erq->flags |= IW_ENCODE_DISABLED; 243 return 0; 244 } 245 246 if (strcmp(crypt->ops->name, "WEP") != 0) { 247 /* only WEP is supported with wireless extensions, so just 248 * report that encryption is used */ 249 erq->length = 0; 250 erq->flags |= IW_ENCODE_ENABLED; 251 return 0; 252 } 253 254 /* Reads from HFA384X_RID_CNFDEFAULTKEY* return bogus values, so show 255 * the keys from driver buffer */ 256 len = crypt->ops->get_key(key, WEP_KEY_LEN, NULL, crypt->priv); 257 erq->length = (len >= 0 ? len : 0); 258 259 if (local->func->get_rid(dev, HFA384X_RID_CNFWEPFLAGS, &val, 2, 1) < 0) 260 { 261 printk("CNFWEPFLAGS reading failed\n"); 262 return -EOPNOTSUPP; 263 } 264 le16_to_cpus(&val); 265 if (val & HFA384X_WEPFLAGS_PRIVACYINVOKED) 266 erq->flags |= IW_ENCODE_ENABLED; 267 else 268 erq->flags |= IW_ENCODE_DISABLED; 269 if (val & HFA384X_WEPFLAGS_EXCLUDEUNENCRYPTED) 270 erq->flags |= IW_ENCODE_RESTRICTED; 271 else 272 erq->flags |= IW_ENCODE_OPEN; 273 274 return 0; 275 } 276 277 278 static int hostap_set_rate(struct net_device *dev) 279 { 280 struct hostap_interface *iface; 281 local_info_t *local; 282 int ret, basic_rates; 283 284 iface = netdev_priv(dev); 285 local = iface->local; 286 287 basic_rates = local->basic_rates & local->tx_rate_control; 288 if (!basic_rates || basic_rates != local->basic_rates) { 289 printk(KERN_INFO "%s: updating basic rate set automatically " 290 "to match with the new supported rate set\n", 291 dev->name); 292 if (!basic_rates) 293 basic_rates = local->tx_rate_control; 294 295 local->basic_rates = basic_rates; 296 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES, 297 basic_rates)) 298 printk(KERN_WARNING "%s: failed to set " 299 "cnfBasicRates\n", dev->name); 300 } 301 302 ret = (hostap_set_word(dev, HFA384X_RID_TXRATECONTROL, 303 local->tx_rate_control) || 304 hostap_set_word(dev, HFA384X_RID_CNFSUPPORTEDRATES, 305 local->tx_rate_control) || 306 local->func->reset_port(dev)); 307 308 if (ret) { 309 printk(KERN_WARNING "%s: TXRateControl/cnfSupportedRates " 310 "setting to 0x%x failed\n", 311 dev->name, local->tx_rate_control); 312 } 313 314 /* Update TX rate configuration for all STAs based on new operational 315 * rate set. */ 316 hostap_update_rates(local); 317 318 return ret; 319 } 320 321 322 static int prism2_ioctl_siwrate(struct net_device *dev, 323 struct iw_request_info *info, 324 struct iw_param *rrq, char *extra) 325 { 326 struct hostap_interface *iface; 327 local_info_t *local; 328 329 iface = netdev_priv(dev); 330 local = iface->local; 331 332 if (rrq->fixed) { 333 switch (rrq->value) { 334 case 11000000: 335 local->tx_rate_control = HFA384X_RATES_11MBPS; 336 break; 337 case 5500000: 338 local->tx_rate_control = HFA384X_RATES_5MBPS; 339 break; 340 case 2000000: 341 local->tx_rate_control = HFA384X_RATES_2MBPS; 342 break; 343 case 1000000: 344 local->tx_rate_control = HFA384X_RATES_1MBPS; 345 break; 346 default: 347 local->tx_rate_control = HFA384X_RATES_1MBPS | 348 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS | 349 HFA384X_RATES_11MBPS; 350 break; 351 } 352 } else { 353 switch (rrq->value) { 354 case 11000000: 355 local->tx_rate_control = HFA384X_RATES_1MBPS | 356 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS | 357 HFA384X_RATES_11MBPS; 358 break; 359 case 5500000: 360 local->tx_rate_control = HFA384X_RATES_1MBPS | 361 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS; 362 break; 363 case 2000000: 364 local->tx_rate_control = HFA384X_RATES_1MBPS | 365 HFA384X_RATES_2MBPS; 366 break; 367 case 1000000: 368 local->tx_rate_control = HFA384X_RATES_1MBPS; 369 break; 370 default: 371 local->tx_rate_control = HFA384X_RATES_1MBPS | 372 HFA384X_RATES_2MBPS | HFA384X_RATES_5MBPS | 373 HFA384X_RATES_11MBPS; 374 break; 375 } 376 } 377 378 return hostap_set_rate(dev); 379 } 380 381 382 static int prism2_ioctl_giwrate(struct net_device *dev, 383 struct iw_request_info *info, 384 struct iw_param *rrq, char *extra) 385 { 386 u16 val; 387 struct hostap_interface *iface; 388 local_info_t *local; 389 int ret = 0; 390 391 iface = netdev_priv(dev); 392 local = iface->local; 393 394 if (local->func->get_rid(dev, HFA384X_RID_TXRATECONTROL, &val, 2, 1) < 395 0) 396 return -EINVAL; 397 398 if ((val & 0x1) && (val > 1)) 399 rrq->fixed = 0; 400 else 401 rrq->fixed = 1; 402 403 if (local->iw_mode == IW_MODE_MASTER && local->ap != NULL && 404 !local->fw_tx_rate_control) { 405 /* HFA384X_RID_CURRENTTXRATE seems to always be 2 Mbps in 406 * Host AP mode, so use the recorded TX rate of the last sent 407 * frame */ 408 rrq->value = local->ap->last_tx_rate > 0 ? 409 local->ap->last_tx_rate * 100000 : 11000000; 410 return 0; 411 } 412 413 if (local->func->get_rid(dev, HFA384X_RID_CURRENTTXRATE, &val, 2, 1) < 414 0) 415 return -EINVAL; 416 417 switch (val) { 418 case HFA384X_RATES_1MBPS: 419 rrq->value = 1000000; 420 break; 421 case HFA384X_RATES_2MBPS: 422 rrq->value = 2000000; 423 break; 424 case HFA384X_RATES_5MBPS: 425 rrq->value = 5500000; 426 break; 427 case HFA384X_RATES_11MBPS: 428 rrq->value = 11000000; 429 break; 430 default: 431 /* should not happen */ 432 rrq->value = 11000000; 433 ret = -EINVAL; 434 break; 435 } 436 437 return ret; 438 } 439 440 441 static int prism2_ioctl_siwsens(struct net_device *dev, 442 struct iw_request_info *info, 443 struct iw_param *sens, char *extra) 444 { 445 struct hostap_interface *iface; 446 local_info_t *local; 447 448 iface = netdev_priv(dev); 449 local = iface->local; 450 451 /* Set the desired AP density */ 452 if (sens->value < 1 || sens->value > 3) 453 return -EINVAL; 454 455 if (hostap_set_word(dev, HFA384X_RID_CNFSYSTEMSCALE, sens->value) || 456 local->func->reset_port(dev)) 457 return -EINVAL; 458 459 return 0; 460 } 461 462 static int prism2_ioctl_giwsens(struct net_device *dev, 463 struct iw_request_info *info, 464 struct iw_param *sens, char *extra) 465 { 466 struct hostap_interface *iface; 467 local_info_t *local; 468 __le16 val; 469 470 iface = netdev_priv(dev); 471 local = iface->local; 472 473 /* Get the current AP density */ 474 if (local->func->get_rid(dev, HFA384X_RID_CNFSYSTEMSCALE, &val, 2, 1) < 475 0) 476 return -EINVAL; 477 478 sens->value = le16_to_cpu(val); 479 sens->fixed = 1; 480 481 return 0; 482 } 483 484 485 /* Deprecated in new wireless extension API */ 486 static int prism2_ioctl_giwaplist(struct net_device *dev, 487 struct iw_request_info *info, 488 struct iw_point *data, char *extra) 489 { 490 struct hostap_interface *iface; 491 local_info_t *local; 492 struct sockaddr *addr; 493 struct iw_quality *qual; 494 495 iface = netdev_priv(dev); 496 local = iface->local; 497 498 if (local->iw_mode != IW_MODE_MASTER) { 499 printk(KERN_DEBUG "SIOCGIWAPLIST is currently only supported " 500 "in Host AP mode\n"); 501 data->length = 0; 502 return -EOPNOTSUPP; 503 } 504 505 addr = kmalloc_array(IW_MAX_AP, sizeof(struct sockaddr), GFP_KERNEL); 506 qual = kmalloc_array(IW_MAX_AP, sizeof(struct iw_quality), GFP_KERNEL); 507 if (addr == NULL || qual == NULL) { 508 kfree(addr); 509 kfree(qual); 510 data->length = 0; 511 return -ENOMEM; 512 } 513 514 data->length = prism2_ap_get_sta_qual(local, addr, qual, IW_MAX_AP, 1); 515 516 memcpy(extra, addr, sizeof(struct sockaddr) * data->length); 517 data->flags = 1; /* has quality information */ 518 memcpy(extra + sizeof(struct sockaddr) * data->length, qual, 519 sizeof(struct iw_quality) * data->length); 520 521 kfree(addr); 522 kfree(qual); 523 return 0; 524 } 525 526 527 static int prism2_ioctl_siwrts(struct net_device *dev, 528 struct iw_request_info *info, 529 struct iw_param *rts, char *extra) 530 { 531 struct hostap_interface *iface; 532 local_info_t *local; 533 __le16 val; 534 535 iface = netdev_priv(dev); 536 local = iface->local; 537 538 if (rts->disabled) 539 val = cpu_to_le16(2347); 540 else if (rts->value < 0 || rts->value > 2347) 541 return -EINVAL; 542 else 543 val = cpu_to_le16(rts->value); 544 545 if (local->func->set_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2) || 546 local->func->reset_port(dev)) 547 return -EINVAL; 548 549 local->rts_threshold = rts->value; 550 551 return 0; 552 } 553 554 static int prism2_ioctl_giwrts(struct net_device *dev, 555 struct iw_request_info *info, 556 struct iw_param *rts, char *extra) 557 { 558 struct hostap_interface *iface; 559 local_info_t *local; 560 __le16 val; 561 562 iface = netdev_priv(dev); 563 local = iface->local; 564 565 if (local->func->get_rid(dev, HFA384X_RID_RTSTHRESHOLD, &val, 2, 1) < 566 0) 567 return -EINVAL; 568 569 rts->value = le16_to_cpu(val); 570 rts->disabled = (rts->value == 2347); 571 rts->fixed = 1; 572 573 return 0; 574 } 575 576 577 static int prism2_ioctl_siwfrag(struct net_device *dev, 578 struct iw_request_info *info, 579 struct iw_param *rts, char *extra) 580 { 581 struct hostap_interface *iface; 582 local_info_t *local; 583 __le16 val; 584 585 iface = netdev_priv(dev); 586 local = iface->local; 587 588 if (rts->disabled) 589 val = cpu_to_le16(2346); 590 else if (rts->value < 256 || rts->value > 2346) 591 return -EINVAL; 592 else 593 val = cpu_to_le16(rts->value & ~0x1); /* even numbers only */ 594 595 local->fragm_threshold = rts->value & ~0x1; 596 if (local->func->set_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, &val, 597 2) 598 || local->func->reset_port(dev)) 599 return -EINVAL; 600 601 return 0; 602 } 603 604 static int prism2_ioctl_giwfrag(struct net_device *dev, 605 struct iw_request_info *info, 606 struct iw_param *rts, char *extra) 607 { 608 struct hostap_interface *iface; 609 local_info_t *local; 610 __le16 val; 611 612 iface = netdev_priv(dev); 613 local = iface->local; 614 615 if (local->func->get_rid(dev, HFA384X_RID_FRAGMENTATIONTHRESHOLD, 616 &val, 2, 1) < 0) 617 return -EINVAL; 618 619 rts->value = le16_to_cpu(val); 620 rts->disabled = (rts->value == 2346); 621 rts->fixed = 1; 622 623 return 0; 624 } 625 626 627 #ifndef PRISM2_NO_STATION_MODES 628 static int hostap_join_ap(struct net_device *dev) 629 { 630 struct hostap_interface *iface; 631 local_info_t *local; 632 struct hfa384x_join_request req; 633 unsigned long flags; 634 int i; 635 struct hfa384x_hostscan_result *entry; 636 637 iface = netdev_priv(dev); 638 local = iface->local; 639 640 memcpy(req.bssid, local->preferred_ap, ETH_ALEN); 641 req.channel = 0; 642 643 spin_lock_irqsave(&local->lock, flags); 644 for (i = 0; i < local->last_scan_results_count; i++) { 645 if (!local->last_scan_results) 646 break; 647 entry = &local->last_scan_results[i]; 648 if (ether_addr_equal(local->preferred_ap, entry->bssid)) { 649 req.channel = entry->chid; 650 break; 651 } 652 } 653 spin_unlock_irqrestore(&local->lock, flags); 654 655 if (local->func->set_rid(dev, HFA384X_RID_JOINREQUEST, &req, 656 sizeof(req))) { 657 printk(KERN_DEBUG "%s: JoinRequest %pM failed\n", 658 dev->name, local->preferred_ap); 659 return -1; 660 } 661 662 printk(KERN_DEBUG "%s: Trying to join BSSID %pM\n", 663 dev->name, local->preferred_ap); 664 665 return 0; 666 } 667 #endif /* PRISM2_NO_STATION_MODES */ 668 669 670 static int prism2_ioctl_siwap(struct net_device *dev, 671 struct iw_request_info *info, 672 struct sockaddr *ap_addr, char *extra) 673 { 674 #ifdef PRISM2_NO_STATION_MODES 675 return -EOPNOTSUPP; 676 #else /* PRISM2_NO_STATION_MODES */ 677 struct hostap_interface *iface; 678 local_info_t *local; 679 680 iface = netdev_priv(dev); 681 local = iface->local; 682 683 memcpy(local->preferred_ap, &ap_addr->sa_data, ETH_ALEN); 684 685 if (local->host_roaming == 1 && local->iw_mode == IW_MODE_INFRA) { 686 struct hfa384x_scan_request scan_req; 687 memset(&scan_req, 0, sizeof(scan_req)); 688 scan_req.channel_list = cpu_to_le16(0x3fff); 689 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS); 690 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, 691 &scan_req, sizeof(scan_req))) { 692 printk(KERN_DEBUG "%s: ScanResults request failed - " 693 "preferred AP delayed to next unsolicited " 694 "scan\n", dev->name); 695 } 696 } else if (local->host_roaming == 2 && 697 local->iw_mode == IW_MODE_INFRA) { 698 if (hostap_join_ap(dev)) 699 return -EINVAL; 700 } else { 701 printk(KERN_DEBUG "%s: Preferred AP (SIOCSIWAP) is used only " 702 "in Managed mode when host_roaming is enabled\n", 703 dev->name); 704 } 705 706 return 0; 707 #endif /* PRISM2_NO_STATION_MODES */ 708 } 709 710 static int prism2_ioctl_giwap(struct net_device *dev, 711 struct iw_request_info *info, 712 struct sockaddr *ap_addr, char *extra) 713 { 714 struct hostap_interface *iface; 715 local_info_t *local; 716 717 iface = netdev_priv(dev); 718 local = iface->local; 719 720 ap_addr->sa_family = ARPHRD_ETHER; 721 switch (iface->type) { 722 case HOSTAP_INTERFACE_AP: 723 memcpy(&ap_addr->sa_data, dev->dev_addr, ETH_ALEN); 724 break; 725 case HOSTAP_INTERFACE_STA: 726 memcpy(&ap_addr->sa_data, local->assoc_ap_addr, ETH_ALEN); 727 break; 728 case HOSTAP_INTERFACE_WDS: 729 memcpy(&ap_addr->sa_data, iface->u.wds.remote_addr, ETH_ALEN); 730 break; 731 default: 732 if (local->func->get_rid(dev, HFA384X_RID_CURRENTBSSID, 733 &ap_addr->sa_data, ETH_ALEN, 1) < 0) 734 return -EOPNOTSUPP; 735 736 /* local->bssid is also updated in LinkStatus handler when in 737 * station mode */ 738 memcpy(local->bssid, &ap_addr->sa_data, ETH_ALEN); 739 break; 740 } 741 742 return 0; 743 } 744 745 746 static int prism2_ioctl_siwnickn(struct net_device *dev, 747 struct iw_request_info *info, 748 struct iw_point *data, char *nickname) 749 { 750 struct hostap_interface *iface; 751 local_info_t *local; 752 753 iface = netdev_priv(dev); 754 local = iface->local; 755 756 memset(local->name, 0, sizeof(local->name)); 757 memcpy(local->name, nickname, data->length); 758 local->name_set = 1; 759 760 if (hostap_set_string(dev, HFA384X_RID_CNFOWNNAME, local->name) || 761 local->func->reset_port(dev)) 762 return -EINVAL; 763 764 return 0; 765 } 766 767 static int prism2_ioctl_giwnickn(struct net_device *dev, 768 struct iw_request_info *info, 769 struct iw_point *data, char *nickname) 770 { 771 struct hostap_interface *iface; 772 local_info_t *local; 773 int len; 774 char name[MAX_NAME_LEN + 3]; 775 u16 val; 776 777 iface = netdev_priv(dev); 778 local = iface->local; 779 780 len = local->func->get_rid(dev, HFA384X_RID_CNFOWNNAME, 781 &name, MAX_NAME_LEN + 2, 0); 782 val = le16_to_cpu(*(__le16 *) name); 783 if (len > MAX_NAME_LEN + 2 || len < 0 || val > MAX_NAME_LEN) 784 return -EOPNOTSUPP; 785 786 name[val + 2] = '\0'; 787 data->length = val + 1; 788 memcpy(nickname, name + 2, val + 1); 789 790 return 0; 791 } 792 793 794 static int prism2_ioctl_siwfreq(struct net_device *dev, 795 struct iw_request_info *info, 796 struct iw_freq *freq, char *extra) 797 { 798 struct hostap_interface *iface; 799 local_info_t *local; 800 801 iface = netdev_priv(dev); 802 local = iface->local; 803 804 /* freq => chan. */ 805 if (freq->e == 1 && 806 freq->m / 100000 >= freq_list[0] && 807 freq->m / 100000 <= freq_list[FREQ_COUNT - 1]) { 808 int ch; 809 int fr = freq->m / 100000; 810 for (ch = 0; ch < FREQ_COUNT; ch++) { 811 if (fr == freq_list[ch]) { 812 freq->e = 0; 813 freq->m = ch + 1; 814 break; 815 } 816 } 817 } 818 819 if (freq->e != 0 || freq->m < 1 || freq->m > FREQ_COUNT || 820 !(local->channel_mask & (1 << (freq->m - 1)))) 821 return -EINVAL; 822 823 local->channel = freq->m; /* channel is used in prism2_setup_rids() */ 824 if (hostap_set_word(dev, HFA384X_RID_CNFOWNCHANNEL, local->channel) || 825 local->func->reset_port(dev)) 826 return -EINVAL; 827 828 return 0; 829 } 830 831 static int prism2_ioctl_giwfreq(struct net_device *dev, 832 struct iw_request_info *info, 833 struct iw_freq *freq, char *extra) 834 { 835 struct hostap_interface *iface; 836 local_info_t *local; 837 u16 val; 838 839 iface = netdev_priv(dev); 840 local = iface->local; 841 842 if (local->func->get_rid(dev, HFA384X_RID_CURRENTCHANNEL, &val, 2, 1) < 843 0) 844 return -EINVAL; 845 846 le16_to_cpus(&val); 847 if (val < 1 || val > FREQ_COUNT) 848 return -EINVAL; 849 850 freq->m = freq_list[val - 1] * 100000; 851 freq->e = 1; 852 853 return 0; 854 } 855 856 857 static void hostap_monitor_set_type(local_info_t *local) 858 { 859 struct net_device *dev = local->ddev; 860 861 if (dev == NULL) 862 return; 863 864 if (local->monitor_type == PRISM2_MONITOR_PRISM || 865 local->monitor_type == PRISM2_MONITOR_CAPHDR) { 866 dev->type = ARPHRD_IEEE80211_PRISM; 867 } else if (local->monitor_type == PRISM2_MONITOR_RADIOTAP) { 868 dev->type = ARPHRD_IEEE80211_RADIOTAP; 869 } else { 870 dev->type = ARPHRD_IEEE80211; 871 } 872 } 873 874 875 static int prism2_ioctl_siwessid(struct net_device *dev, 876 struct iw_request_info *info, 877 struct iw_point *data, char *ssid) 878 { 879 struct hostap_interface *iface; 880 local_info_t *local; 881 882 iface = netdev_priv(dev); 883 local = iface->local; 884 885 if (iface->type == HOSTAP_INTERFACE_WDS) 886 return -EOPNOTSUPP; 887 888 if (data->flags == 0) 889 ssid[0] = '\0'; /* ANY */ 890 891 if (local->iw_mode == IW_MODE_MASTER && ssid[0] == '\0') { 892 /* Setting SSID to empty string seems to kill the card in 893 * Host AP mode */ 894 printk(KERN_DEBUG "%s: Host AP mode does not support " 895 "'Any' essid\n", dev->name); 896 return -EINVAL; 897 } 898 899 memcpy(local->essid, ssid, data->length); 900 local->essid[data->length] = '\0'; 901 902 if ((!local->fw_ap && 903 hostap_set_string(dev, HFA384X_RID_CNFDESIREDSSID, local->essid)) 904 || hostap_set_string(dev, HFA384X_RID_CNFOWNSSID, local->essid) || 905 local->func->reset_port(dev)) 906 return -EINVAL; 907 908 return 0; 909 } 910 911 static int prism2_ioctl_giwessid(struct net_device *dev, 912 struct iw_request_info *info, 913 struct iw_point *data, char *essid) 914 { 915 struct hostap_interface *iface; 916 local_info_t *local; 917 u16 val; 918 919 iface = netdev_priv(dev); 920 local = iface->local; 921 922 if (iface->type == HOSTAP_INTERFACE_WDS) 923 return -EOPNOTSUPP; 924 925 data->flags = 1; /* active */ 926 if (local->iw_mode == IW_MODE_MASTER) { 927 data->length = strlen(local->essid); 928 memcpy(essid, local->essid, IW_ESSID_MAX_SIZE); 929 } else { 930 int len; 931 char ssid[MAX_SSID_LEN + 2]; 932 memset(ssid, 0, sizeof(ssid)); 933 len = local->func->get_rid(dev, HFA384X_RID_CURRENTSSID, 934 &ssid, MAX_SSID_LEN + 2, 0); 935 val = le16_to_cpu(*(__le16 *) ssid); 936 if (len > MAX_SSID_LEN + 2 || len < 0 || val > MAX_SSID_LEN) { 937 return -EOPNOTSUPP; 938 } 939 data->length = val; 940 memcpy(essid, ssid + 2, IW_ESSID_MAX_SIZE); 941 } 942 943 return 0; 944 } 945 946 947 static int prism2_ioctl_giwrange(struct net_device *dev, 948 struct iw_request_info *info, 949 struct iw_point *data, char *extra) 950 { 951 struct hostap_interface *iface; 952 local_info_t *local; 953 struct iw_range *range = (struct iw_range *) extra; 954 u8 rates[10]; 955 u16 val; 956 int i, len, over2; 957 958 iface = netdev_priv(dev); 959 local = iface->local; 960 961 data->length = sizeof(struct iw_range); 962 memset(range, 0, sizeof(struct iw_range)); 963 964 /* TODO: could fill num_txpower and txpower array with 965 * something; however, there are 128 different values.. */ 966 967 range->txpower_capa = IW_TXPOW_DBM; 968 969 if (local->iw_mode == IW_MODE_INFRA || local->iw_mode == IW_MODE_ADHOC) 970 { 971 range->min_pmp = 1 * 1024; 972 range->max_pmp = 65535 * 1024; 973 range->min_pmt = 1 * 1024; 974 range->max_pmt = 1000 * 1024; 975 range->pmp_flags = IW_POWER_PERIOD; 976 range->pmt_flags = IW_POWER_TIMEOUT; 977 range->pm_capa = IW_POWER_PERIOD | IW_POWER_TIMEOUT | 978 IW_POWER_UNICAST_R | IW_POWER_ALL_R; 979 } 980 981 range->we_version_compiled = WIRELESS_EXT; 982 range->we_version_source = 18; 983 984 range->retry_capa = IW_RETRY_LIMIT; 985 range->retry_flags = IW_RETRY_LIMIT; 986 range->min_retry = 0; 987 range->max_retry = 255; 988 989 range->num_channels = FREQ_COUNT; 990 991 val = 0; 992 for (i = 0; i < FREQ_COUNT; i++) { 993 if (local->channel_mask & (1 << i)) { 994 range->freq[val].i = i + 1; 995 range->freq[val].m = freq_list[i] * 100000; 996 range->freq[val].e = 1; 997 val++; 998 } 999 if (val == IW_MAX_FREQUENCIES) 1000 break; 1001 } 1002 range->num_frequency = val; 1003 1004 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) { 1005 range->max_qual.qual = 70; /* what is correct max? This was not 1006 * documented exactly. At least 1007 * 69 has been observed. */ 1008 range->max_qual.level = 0; /* dB */ 1009 range->max_qual.noise = 0; /* dB */ 1010 1011 /* What would be suitable values for "average/typical" qual? */ 1012 range->avg_qual.qual = 20; 1013 range->avg_qual.level = -60; 1014 range->avg_qual.noise = -95; 1015 } else { 1016 range->max_qual.qual = 92; /* 0 .. 92 */ 1017 range->max_qual.level = 154; /* 27 .. 154 */ 1018 range->max_qual.noise = 154; /* 27 .. 154 */ 1019 } 1020 range->sensitivity = 3; 1021 1022 range->max_encoding_tokens = WEP_KEYS; 1023 range->num_encoding_sizes = 2; 1024 range->encoding_size[0] = 5; 1025 range->encoding_size[1] = 13; 1026 1027 over2 = 0; 1028 len = prism2_get_datarates(dev, rates); 1029 range->num_bitrates = 0; 1030 for (i = 0; i < len; i++) { 1031 if (range->num_bitrates < IW_MAX_BITRATES) { 1032 range->bitrate[range->num_bitrates] = 1033 rates[i] * 500000; 1034 range->num_bitrates++; 1035 } 1036 if (rates[i] == 0x0b || rates[i] == 0x16) 1037 over2 = 1; 1038 } 1039 /* estimated maximum TCP throughput values (bps) */ 1040 range->throughput = over2 ? 5500000 : 1500000; 1041 1042 range->min_rts = 0; 1043 range->max_rts = 2347; 1044 range->min_frag = 256; 1045 range->max_frag = 2346; 1046 1047 /* Event capability (kernel + driver) */ 1048 range->event_capa[0] = (IW_EVENT_CAPA_K_0 | 1049 IW_EVENT_CAPA_MASK(SIOCGIWTHRSPY) | 1050 IW_EVENT_CAPA_MASK(SIOCGIWAP) | 1051 IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); 1052 range->event_capa[1] = IW_EVENT_CAPA_K_1; 1053 range->event_capa[4] = (IW_EVENT_CAPA_MASK(IWEVTXDROP) | 1054 IW_EVENT_CAPA_MASK(IWEVCUSTOM) | 1055 IW_EVENT_CAPA_MASK(IWEVREGISTERED) | 1056 IW_EVENT_CAPA_MASK(IWEVEXPIRED)); 1057 1058 range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | 1059 IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; 1060 1061 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) 1062 range->scan_capa = IW_SCAN_CAPA_ESSID; 1063 1064 return 0; 1065 } 1066 1067 1068 static int hostap_monitor_mode_enable(local_info_t *local) 1069 { 1070 struct net_device *dev = local->dev; 1071 1072 printk(KERN_DEBUG "Enabling monitor mode\n"); 1073 hostap_monitor_set_type(local); 1074 1075 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE, 1076 HFA384X_PORTTYPE_PSEUDO_IBSS)) { 1077 printk(KERN_DEBUG "Port type setting for monitor mode " 1078 "failed\n"); 1079 return -EOPNOTSUPP; 1080 } 1081 1082 /* Host decrypt is needed to get the IV and ICV fields; 1083 * however, monitor mode seems to remove WEP flag from frame 1084 * control field */ 1085 if (hostap_set_word(dev, HFA384X_RID_CNFWEPFLAGS, 1086 HFA384X_WEPFLAGS_HOSTENCRYPT | 1087 HFA384X_WEPFLAGS_HOSTDECRYPT)) { 1088 printk(KERN_DEBUG "WEP flags setting failed\n"); 1089 return -EOPNOTSUPP; 1090 } 1091 1092 if (local->func->reset_port(dev) || 1093 local->func->cmd(dev, HFA384X_CMDCODE_TEST | 1094 (HFA384X_TEST_MONITOR << 8), 1095 0, NULL, NULL)) { 1096 printk(KERN_DEBUG "Setting monitor mode failed\n"); 1097 return -EOPNOTSUPP; 1098 } 1099 1100 return 0; 1101 } 1102 1103 1104 static int hostap_monitor_mode_disable(local_info_t *local) 1105 { 1106 struct net_device *dev = local->ddev; 1107 1108 if (dev == NULL) 1109 return -1; 1110 1111 printk(KERN_DEBUG "%s: Disabling monitor mode\n", dev->name); 1112 dev->type = ARPHRD_ETHER; 1113 1114 if (local->func->cmd(dev, HFA384X_CMDCODE_TEST | 1115 (HFA384X_TEST_STOP << 8), 1116 0, NULL, NULL)) 1117 return -1; 1118 return hostap_set_encryption(local); 1119 } 1120 1121 1122 static int prism2_ioctl_siwmode(struct net_device *dev, 1123 struct iw_request_info *info, 1124 __u32 *mode, char *extra) 1125 { 1126 struct hostap_interface *iface; 1127 local_info_t *local; 1128 int double_reset = 0; 1129 1130 iface = netdev_priv(dev); 1131 local = iface->local; 1132 1133 if (*mode != IW_MODE_ADHOC && *mode != IW_MODE_INFRA && 1134 *mode != IW_MODE_MASTER && *mode != IW_MODE_REPEAT && 1135 *mode != IW_MODE_MONITOR) 1136 return -EOPNOTSUPP; 1137 1138 #ifdef PRISM2_NO_STATION_MODES 1139 if (*mode == IW_MODE_ADHOC || *mode == IW_MODE_INFRA) 1140 return -EOPNOTSUPP; 1141 #endif /* PRISM2_NO_STATION_MODES */ 1142 1143 if (*mode == local->iw_mode) 1144 return 0; 1145 1146 if (*mode == IW_MODE_MASTER && local->essid[0] == '\0') { 1147 printk(KERN_WARNING "%s: empty SSID not allowed in Master " 1148 "mode\n", dev->name); 1149 return -EINVAL; 1150 } 1151 1152 if (local->iw_mode == IW_MODE_MONITOR) 1153 hostap_monitor_mode_disable(local); 1154 1155 if ((local->iw_mode == IW_MODE_ADHOC || 1156 local->iw_mode == IW_MODE_MONITOR) && *mode == IW_MODE_MASTER) { 1157 /* There seems to be a firmware bug in at least STA f/w v1.5.6 1158 * that leaves beacon frames to use IBSS type when moving from 1159 * IBSS to Host AP mode. Doing double Port0 reset seems to be 1160 * enough to workaround this. */ 1161 double_reset = 1; 1162 } 1163 1164 printk(KERN_DEBUG "prism2: %s: operating mode changed " 1165 "%d -> %d\n", dev->name, local->iw_mode, *mode); 1166 local->iw_mode = *mode; 1167 1168 if (local->iw_mode == IW_MODE_MONITOR) 1169 hostap_monitor_mode_enable(local); 1170 else if (local->iw_mode == IW_MODE_MASTER && !local->host_encrypt && 1171 !local->fw_encrypt_ok) { 1172 printk(KERN_DEBUG "%s: defaulting to host-based encryption as " 1173 "a workaround for firmware bug in Host AP mode WEP\n", 1174 dev->name); 1175 local->host_encrypt = 1; 1176 } 1177 1178 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE, 1179 hostap_get_porttype(local))) 1180 return -EOPNOTSUPP; 1181 1182 if (local->func->reset_port(dev)) 1183 return -EINVAL; 1184 if (double_reset && local->func->reset_port(dev)) 1185 return -EINVAL; 1186 1187 if (local->iw_mode != IW_MODE_INFRA && local->iw_mode != IW_MODE_ADHOC) 1188 { 1189 /* netif_carrier is used only in client modes for now, so make 1190 * sure carrier is on when moving to non-client modes. */ 1191 netif_carrier_on(local->dev); 1192 netif_carrier_on(local->ddev); 1193 } 1194 return 0; 1195 } 1196 1197 1198 static int prism2_ioctl_giwmode(struct net_device *dev, 1199 struct iw_request_info *info, 1200 __u32 *mode, char *extra) 1201 { 1202 struct hostap_interface *iface; 1203 local_info_t *local; 1204 1205 iface = netdev_priv(dev); 1206 local = iface->local; 1207 1208 switch (iface->type) { 1209 case HOSTAP_INTERFACE_STA: 1210 *mode = IW_MODE_INFRA; 1211 break; 1212 case HOSTAP_INTERFACE_WDS: 1213 *mode = IW_MODE_REPEAT; 1214 break; 1215 default: 1216 *mode = local->iw_mode; 1217 break; 1218 } 1219 return 0; 1220 } 1221 1222 1223 static int prism2_ioctl_siwpower(struct net_device *dev, 1224 struct iw_request_info *info, 1225 struct iw_param *wrq, char *extra) 1226 { 1227 #ifdef PRISM2_NO_STATION_MODES 1228 return -EOPNOTSUPP; 1229 #else /* PRISM2_NO_STATION_MODES */ 1230 int ret = 0; 1231 1232 if (wrq->disabled) 1233 return hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 0); 1234 1235 switch (wrq->flags & IW_POWER_MODE) { 1236 case IW_POWER_UNICAST_R: 1237 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 0); 1238 if (ret) 1239 return ret; 1240 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1); 1241 if (ret) 1242 return ret; 1243 break; 1244 case IW_POWER_ALL_R: 1245 ret = hostap_set_word(dev, HFA384X_RID_CNFMULTICASTRECEIVE, 1); 1246 if (ret) 1247 return ret; 1248 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1); 1249 if (ret) 1250 return ret; 1251 break; 1252 case IW_POWER_ON: 1253 break; 1254 default: 1255 return -EINVAL; 1256 } 1257 1258 if (wrq->flags & IW_POWER_TIMEOUT) { 1259 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1); 1260 if (ret) 1261 return ret; 1262 ret = hostap_set_word(dev, HFA384X_RID_CNFPMHOLDOVERDURATION, 1263 wrq->value / 1024); 1264 if (ret) 1265 return ret; 1266 } 1267 if (wrq->flags & IW_POWER_PERIOD) { 1268 ret = hostap_set_word(dev, HFA384X_RID_CNFPMENABLED, 1); 1269 if (ret) 1270 return ret; 1271 ret = hostap_set_word(dev, HFA384X_RID_CNFMAXSLEEPDURATION, 1272 wrq->value / 1024); 1273 if (ret) 1274 return ret; 1275 } 1276 1277 return ret; 1278 #endif /* PRISM2_NO_STATION_MODES */ 1279 } 1280 1281 1282 static int prism2_ioctl_giwpower(struct net_device *dev, 1283 struct iw_request_info *info, 1284 struct iw_param *rrq, char *extra) 1285 { 1286 #ifdef PRISM2_NO_STATION_MODES 1287 return -EOPNOTSUPP; 1288 #else /* PRISM2_NO_STATION_MODES */ 1289 struct hostap_interface *iface; 1290 local_info_t *local; 1291 __le16 enable, mcast; 1292 1293 iface = netdev_priv(dev); 1294 local = iface->local; 1295 1296 if (local->func->get_rid(dev, HFA384X_RID_CNFPMENABLED, &enable, 2, 1) 1297 < 0) 1298 return -EINVAL; 1299 1300 if (!le16_to_cpu(enable)) { 1301 rrq->disabled = 1; 1302 return 0; 1303 } 1304 1305 rrq->disabled = 0; 1306 1307 if ((rrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { 1308 __le16 timeout; 1309 if (local->func->get_rid(dev, 1310 HFA384X_RID_CNFPMHOLDOVERDURATION, 1311 &timeout, 2, 1) < 0) 1312 return -EINVAL; 1313 1314 rrq->flags = IW_POWER_TIMEOUT; 1315 rrq->value = le16_to_cpu(timeout) * 1024; 1316 } else { 1317 __le16 period; 1318 if (local->func->get_rid(dev, HFA384X_RID_CNFMAXSLEEPDURATION, 1319 &period, 2, 1) < 0) 1320 return -EINVAL; 1321 1322 rrq->flags = IW_POWER_PERIOD; 1323 rrq->value = le16_to_cpu(period) * 1024; 1324 } 1325 1326 if (local->func->get_rid(dev, HFA384X_RID_CNFMULTICASTRECEIVE, &mcast, 1327 2, 1) < 0) 1328 return -EINVAL; 1329 1330 if (le16_to_cpu(mcast)) 1331 rrq->flags |= IW_POWER_ALL_R; 1332 else 1333 rrq->flags |= IW_POWER_UNICAST_R; 1334 1335 return 0; 1336 #endif /* PRISM2_NO_STATION_MODES */ 1337 } 1338 1339 1340 static int prism2_ioctl_siwretry(struct net_device *dev, 1341 struct iw_request_info *info, 1342 struct iw_param *rrq, char *extra) 1343 { 1344 struct hostap_interface *iface; 1345 local_info_t *local; 1346 1347 iface = netdev_priv(dev); 1348 local = iface->local; 1349 1350 if (rrq->disabled) 1351 return -EINVAL; 1352 1353 /* setting retry limits is not supported with the current station 1354 * firmware code; simulate this with alternative retry count for now */ 1355 if (rrq->flags == IW_RETRY_LIMIT) { 1356 if (rrq->value < 0) { 1357 /* disable manual retry count setting and use firmware 1358 * defaults */ 1359 local->manual_retry_count = -1; 1360 local->tx_control &= ~HFA384X_TX_CTRL_ALT_RTRY; 1361 } else { 1362 if (hostap_set_word(dev, HFA384X_RID_CNFALTRETRYCOUNT, 1363 rrq->value)) { 1364 printk(KERN_DEBUG "%s: Alternate retry count " 1365 "setting to %d failed\n", 1366 dev->name, rrq->value); 1367 return -EOPNOTSUPP; 1368 } 1369 1370 local->manual_retry_count = rrq->value; 1371 local->tx_control |= HFA384X_TX_CTRL_ALT_RTRY; 1372 } 1373 return 0; 1374 } 1375 1376 return -EOPNOTSUPP; 1377 1378 #if 0 1379 /* what could be done, if firmware would support this.. */ 1380 1381 if (rrq->flags & IW_RETRY_LIMIT) { 1382 if (rrq->flags & IW_RETRY_LONG) 1383 HFA384X_RID_LONGRETRYLIMIT = rrq->value; 1384 else if (rrq->flags & IW_RETRY_SHORT) 1385 HFA384X_RID_SHORTRETRYLIMIT = rrq->value; 1386 else { 1387 HFA384X_RID_LONGRETRYLIMIT = rrq->value; 1388 HFA384X_RID_SHORTRETRYLIMIT = rrq->value; 1389 } 1390 1391 } 1392 1393 if (rrq->flags & IW_RETRY_LIFETIME) { 1394 HFA384X_RID_MAXTRANSMITLIFETIME = rrq->value / 1024; 1395 } 1396 1397 return 0; 1398 #endif /* 0 */ 1399 } 1400 1401 static int prism2_ioctl_giwretry(struct net_device *dev, 1402 struct iw_request_info *info, 1403 struct iw_param *rrq, char *extra) 1404 { 1405 struct hostap_interface *iface; 1406 local_info_t *local; 1407 __le16 shortretry, longretry, lifetime, altretry; 1408 1409 iface = netdev_priv(dev); 1410 local = iface->local; 1411 1412 if (local->func->get_rid(dev, HFA384X_RID_SHORTRETRYLIMIT, &shortretry, 1413 2, 1) < 0 || 1414 local->func->get_rid(dev, HFA384X_RID_LONGRETRYLIMIT, &longretry, 1415 2, 1) < 0 || 1416 local->func->get_rid(dev, HFA384X_RID_MAXTRANSMITLIFETIME, 1417 &lifetime, 2, 1) < 0) 1418 return -EINVAL; 1419 1420 rrq->disabled = 0; 1421 1422 if ((rrq->flags & IW_RETRY_TYPE) == IW_RETRY_LIFETIME) { 1423 rrq->flags = IW_RETRY_LIFETIME; 1424 rrq->value = le16_to_cpu(lifetime) * 1024; 1425 } else { 1426 if (local->manual_retry_count >= 0) { 1427 rrq->flags = IW_RETRY_LIMIT; 1428 if (local->func->get_rid(dev, 1429 HFA384X_RID_CNFALTRETRYCOUNT, 1430 &altretry, 2, 1) >= 0) 1431 rrq->value = le16_to_cpu(altretry); 1432 else 1433 rrq->value = local->manual_retry_count; 1434 } else if ((rrq->flags & IW_RETRY_LONG)) { 1435 rrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; 1436 rrq->value = le16_to_cpu(longretry); 1437 } else { 1438 rrq->flags = IW_RETRY_LIMIT; 1439 rrq->value = le16_to_cpu(shortretry); 1440 if (shortretry != longretry) 1441 rrq->flags |= IW_RETRY_SHORT; 1442 } 1443 } 1444 return 0; 1445 } 1446 1447 1448 /* Note! This TX power controlling is experimental and should not be used in 1449 * production use. It just sets raw power register and does not use any kind of 1450 * feedback information from the measured TX power (CR58). This is now 1451 * commented out to make sure that it is not used by accident. TX power 1452 * configuration will be enabled again after proper algorithm using feedback 1453 * has been implemented. */ 1454 1455 #ifdef RAW_TXPOWER_SETTING 1456 /* Map HFA386x's CR31 to and from dBm with some sort of ad hoc mapping.. 1457 * This version assumes following mapping: 1458 * CR31 is 7-bit value with -64 to +63 range. 1459 * -64 is mapped into +20dBm and +63 into -43dBm. 1460 * This is certainly not an exact mapping for every card, but at least 1461 * increasing dBm value should correspond to increasing TX power. 1462 */ 1463 1464 static int prism2_txpower_hfa386x_to_dBm(u16 val) 1465 { 1466 signed char tmp; 1467 1468 if (val > 255) 1469 val = 255; 1470 1471 tmp = val; 1472 tmp >>= 2; 1473 1474 return -12 - tmp; 1475 } 1476 1477 static u16 prism2_txpower_dBm_to_hfa386x(int val) 1478 { 1479 signed char tmp; 1480 1481 if (val > 20) 1482 return 128; 1483 else if (val < -43) 1484 return 127; 1485 1486 tmp = val; 1487 tmp = -12 - tmp; 1488 tmp <<= 2; 1489 1490 return (unsigned char) tmp; 1491 } 1492 #endif /* RAW_TXPOWER_SETTING */ 1493 1494 1495 static int prism2_ioctl_siwtxpow(struct net_device *dev, 1496 struct iw_request_info *info, 1497 struct iw_param *rrq, char *extra) 1498 { 1499 struct hostap_interface *iface; 1500 local_info_t *local; 1501 #ifdef RAW_TXPOWER_SETTING 1502 char *tmp; 1503 #endif 1504 u16 val; 1505 int ret = 0; 1506 1507 iface = netdev_priv(dev); 1508 local = iface->local; 1509 1510 if (rrq->disabled) { 1511 if (local->txpower_type != PRISM2_TXPOWER_OFF) { 1512 val = 0xff; /* use all standby and sleep modes */ 1513 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, 1514 HFA386X_CR_A_D_TEST_MODES2, 1515 &val, NULL); 1516 printk(KERN_DEBUG "%s: Turning radio off: %s\n", 1517 dev->name, ret ? "failed" : "OK"); 1518 local->txpower_type = PRISM2_TXPOWER_OFF; 1519 } 1520 return (ret ? -EOPNOTSUPP : 0); 1521 } 1522 1523 if (local->txpower_type == PRISM2_TXPOWER_OFF) { 1524 val = 0; /* disable all standby and sleep modes */ 1525 ret = local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, 1526 HFA386X_CR_A_D_TEST_MODES2, &val, NULL); 1527 printk(KERN_DEBUG "%s: Turning radio on: %s\n", 1528 dev->name, ret ? "failed" : "OK"); 1529 local->txpower_type = PRISM2_TXPOWER_UNKNOWN; 1530 } 1531 1532 #ifdef RAW_TXPOWER_SETTING 1533 if (!rrq->fixed && local->txpower_type != PRISM2_TXPOWER_AUTO) { 1534 printk(KERN_DEBUG "Setting ALC on\n"); 1535 val = HFA384X_TEST_CFG_BIT_ALC; 1536 local->func->cmd(dev, HFA384X_CMDCODE_TEST | 1537 (HFA384X_TEST_CFG_BITS << 8), 1, &val, NULL); 1538 local->txpower_type = PRISM2_TXPOWER_AUTO; 1539 return 0; 1540 } 1541 1542 if (local->txpower_type != PRISM2_TXPOWER_FIXED) { 1543 printk(KERN_DEBUG "Setting ALC off\n"); 1544 val = HFA384X_TEST_CFG_BIT_ALC; 1545 local->func->cmd(dev, HFA384X_CMDCODE_TEST | 1546 (HFA384X_TEST_CFG_BITS << 8), 0, &val, NULL); 1547 local->txpower_type = PRISM2_TXPOWER_FIXED; 1548 } 1549 1550 if (rrq->flags == IW_TXPOW_DBM) 1551 tmp = "dBm"; 1552 else if (rrq->flags == IW_TXPOW_MWATT) 1553 tmp = "mW"; 1554 else 1555 tmp = "UNKNOWN"; 1556 printk(KERN_DEBUG "Setting TX power to %d %s\n", rrq->value, tmp); 1557 1558 if (rrq->flags != IW_TXPOW_DBM) { 1559 printk("SIOCSIWTXPOW with mW is not supported; use dBm\n"); 1560 return -EOPNOTSUPP; 1561 } 1562 1563 local->txpower = rrq->value; 1564 val = prism2_txpower_dBm_to_hfa386x(local->txpower); 1565 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, 1566 HFA386X_CR_MANUAL_TX_POWER, &val, NULL)) 1567 ret = -EOPNOTSUPP; 1568 #else /* RAW_TXPOWER_SETTING */ 1569 if (rrq->fixed) 1570 ret = -EOPNOTSUPP; 1571 #endif /* RAW_TXPOWER_SETTING */ 1572 1573 return ret; 1574 } 1575 1576 static int prism2_ioctl_giwtxpow(struct net_device *dev, 1577 struct iw_request_info *info, 1578 struct iw_param *rrq, char *extra) 1579 { 1580 #ifdef RAW_TXPOWER_SETTING 1581 struct hostap_interface *iface; 1582 local_info_t *local; 1583 u16 resp0; 1584 1585 iface = netdev_priv(dev); 1586 local = iface->local; 1587 1588 rrq->flags = IW_TXPOW_DBM; 1589 rrq->disabled = 0; 1590 rrq->fixed = 0; 1591 1592 if (local->txpower_type == PRISM2_TXPOWER_AUTO) { 1593 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, 1594 HFA386X_CR_MANUAL_TX_POWER, 1595 NULL, &resp0) == 0) { 1596 rrq->value = prism2_txpower_hfa386x_to_dBm(resp0); 1597 } else { 1598 /* Could not get real txpower; guess 15 dBm */ 1599 rrq->value = 15; 1600 } 1601 } else if (local->txpower_type == PRISM2_TXPOWER_OFF) { 1602 rrq->value = 0; 1603 rrq->disabled = 1; 1604 } else if (local->txpower_type == PRISM2_TXPOWER_FIXED) { 1605 rrq->value = local->txpower; 1606 rrq->fixed = 1; 1607 } else { 1608 printk("SIOCGIWTXPOW - unknown txpower_type=%d\n", 1609 local->txpower_type); 1610 } 1611 return 0; 1612 #else /* RAW_TXPOWER_SETTING */ 1613 return -EOPNOTSUPP; 1614 #endif /* RAW_TXPOWER_SETTING */ 1615 } 1616 1617 1618 #ifndef PRISM2_NO_STATION_MODES 1619 1620 /* HostScan request works with and without host_roaming mode. In addition, it 1621 * does not break current association. However, it requires newer station 1622 * firmware version (>= 1.3.1) than scan request. */ 1623 static int prism2_request_hostscan(struct net_device *dev, 1624 u8 *ssid, u8 ssid_len) 1625 { 1626 struct hostap_interface *iface; 1627 local_info_t *local; 1628 struct hfa384x_hostscan_request scan_req; 1629 1630 iface = netdev_priv(dev); 1631 local = iface->local; 1632 1633 memset(&scan_req, 0, sizeof(scan_req)); 1634 scan_req.channel_list = cpu_to_le16(local->channel_mask & 1635 local->scan_channel_mask); 1636 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS); 1637 if (ssid) { 1638 if (ssid_len > 32) 1639 return -EINVAL; 1640 scan_req.target_ssid_len = cpu_to_le16(ssid_len); 1641 memcpy(scan_req.target_ssid, ssid, ssid_len); 1642 } 1643 1644 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req, 1645 sizeof(scan_req))) { 1646 printk(KERN_DEBUG "%s: HOSTSCAN failed\n", dev->name); 1647 return -EINVAL; 1648 } 1649 return 0; 1650 } 1651 1652 1653 static int prism2_request_scan(struct net_device *dev) 1654 { 1655 struct hostap_interface *iface; 1656 local_info_t *local; 1657 struct hfa384x_scan_request scan_req; 1658 int ret = 0; 1659 1660 iface = netdev_priv(dev); 1661 local = iface->local; 1662 1663 memset(&scan_req, 0, sizeof(scan_req)); 1664 scan_req.channel_list = cpu_to_le16(local->channel_mask & 1665 local->scan_channel_mask); 1666 scan_req.txrate = cpu_to_le16(HFA384X_RATES_1MBPS); 1667 1668 /* FIX: 1669 * It seems to be enough to set roaming mode for a short moment to 1670 * host-based and then setup scanrequest data and return the mode to 1671 * firmware-based. 1672 * 1673 * Master mode would need to drop to Managed mode for a short while 1674 * to make scanning work.. Or sweep through the different channels and 1675 * use passive scan based on beacons. */ 1676 1677 if (!local->host_roaming) 1678 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE, 1679 HFA384X_ROAMING_HOST); 1680 1681 if (local->func->set_rid(dev, HFA384X_RID_SCANREQUEST, &scan_req, 1682 sizeof(scan_req))) { 1683 printk(KERN_DEBUG "SCANREQUEST failed\n"); 1684 ret = -EINVAL; 1685 } 1686 1687 if (!local->host_roaming) 1688 hostap_set_word(dev, HFA384X_RID_CNFROAMINGMODE, 1689 HFA384X_ROAMING_FIRMWARE); 1690 1691 return ret; 1692 } 1693 1694 #else /* !PRISM2_NO_STATION_MODES */ 1695 1696 static inline int prism2_request_hostscan(struct net_device *dev, 1697 u8 *ssid, u8 ssid_len) 1698 { 1699 return -EOPNOTSUPP; 1700 } 1701 1702 1703 static inline int prism2_request_scan(struct net_device *dev) 1704 { 1705 return -EOPNOTSUPP; 1706 } 1707 1708 #endif /* !PRISM2_NO_STATION_MODES */ 1709 1710 1711 static int prism2_ioctl_siwscan(struct net_device *dev, 1712 struct iw_request_info *info, 1713 struct iw_point *data, char *extra) 1714 { 1715 struct hostap_interface *iface; 1716 local_info_t *local; 1717 int ret; 1718 u8 *ssid = NULL, ssid_len = 0; 1719 struct iw_scan_req *req = (struct iw_scan_req *) extra; 1720 1721 iface = netdev_priv(dev); 1722 local = iface->local; 1723 1724 if (data->length < sizeof(struct iw_scan_req)) 1725 req = NULL; 1726 1727 if (local->iw_mode == IW_MODE_MASTER) { 1728 /* In master mode, we just return the results of our local 1729 * tables, so we don't need to start anything... 1730 * Jean II */ 1731 data->length = 0; 1732 return 0; 1733 } 1734 1735 if (!local->dev_enabled) 1736 return -ENETDOWN; 1737 1738 if (req && data->flags & IW_SCAN_THIS_ESSID) { 1739 ssid = req->essid; 1740 ssid_len = req->essid_len; 1741 1742 if (ssid_len && 1743 ((local->iw_mode != IW_MODE_INFRA && 1744 local->iw_mode != IW_MODE_ADHOC) || 1745 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1)))) 1746 return -EOPNOTSUPP; 1747 } 1748 1749 if (local->sta_fw_ver >= PRISM2_FW_VER(1,3,1)) 1750 ret = prism2_request_hostscan(dev, ssid, ssid_len); 1751 else 1752 ret = prism2_request_scan(dev); 1753 1754 if (ret == 0) 1755 local->scan_timestamp = jiffies; 1756 1757 /* Could inquire F101, F103 or wait for SIOCGIWSCAN and read RID */ 1758 1759 return ret; 1760 } 1761 1762 1763 #ifndef PRISM2_NO_STATION_MODES 1764 static char * __prism2_translate_scan(local_info_t *local, 1765 struct iw_request_info *info, 1766 struct hfa384x_hostscan_result *scan, 1767 struct hostap_bss_info *bss, 1768 char *current_ev, char *end_buf) 1769 { 1770 int i, chan; 1771 struct iw_event iwe; 1772 char *current_val; 1773 u16 capabilities; 1774 u8 *pos; 1775 u8 *ssid, *bssid; 1776 size_t ssid_len; 1777 char *buf; 1778 1779 if (bss) { 1780 ssid = bss->ssid; 1781 ssid_len = bss->ssid_len; 1782 bssid = bss->bssid; 1783 } else { 1784 ssid = scan->ssid; 1785 ssid_len = le16_to_cpu(scan->ssid_len); 1786 bssid = scan->bssid; 1787 } 1788 if (ssid_len > 32) 1789 ssid_len = 32; 1790 1791 /* First entry *MUST* be the AP MAC address */ 1792 memset(&iwe, 0, sizeof(iwe)); 1793 iwe.cmd = SIOCGIWAP; 1794 iwe.u.ap_addr.sa_family = ARPHRD_ETHER; 1795 memcpy(iwe.u.ap_addr.sa_data, bssid, ETH_ALEN); 1796 current_ev = iwe_stream_add_event(info, current_ev, end_buf, &iwe, 1797 IW_EV_ADDR_LEN); 1798 1799 /* Other entries will be displayed in the order we give them */ 1800 1801 memset(&iwe, 0, sizeof(iwe)); 1802 iwe.cmd = SIOCGIWESSID; 1803 iwe.u.data.length = ssid_len; 1804 iwe.u.data.flags = 1; 1805 current_ev = iwe_stream_add_point(info, current_ev, end_buf, 1806 &iwe, ssid); 1807 1808 memset(&iwe, 0, sizeof(iwe)); 1809 iwe.cmd = SIOCGIWMODE; 1810 if (bss) { 1811 capabilities = bss->capab_info; 1812 } else { 1813 capabilities = le16_to_cpu(scan->capability); 1814 } 1815 if (capabilities & (WLAN_CAPABILITY_ESS | 1816 WLAN_CAPABILITY_IBSS)) { 1817 if (capabilities & WLAN_CAPABILITY_ESS) 1818 iwe.u.mode = IW_MODE_MASTER; 1819 else 1820 iwe.u.mode = IW_MODE_ADHOC; 1821 current_ev = iwe_stream_add_event(info, current_ev, end_buf, 1822 &iwe, IW_EV_UINT_LEN); 1823 } 1824 1825 memset(&iwe, 0, sizeof(iwe)); 1826 iwe.cmd = SIOCGIWFREQ; 1827 if (scan) { 1828 chan = le16_to_cpu(scan->chid); 1829 } else if (bss) { 1830 chan = bss->chan; 1831 } else { 1832 chan = 0; 1833 } 1834 1835 if (chan > 0) { 1836 iwe.u.freq.m = freq_list[chan - 1] * 100000; 1837 iwe.u.freq.e = 1; 1838 current_ev = iwe_stream_add_event(info, current_ev, end_buf, 1839 &iwe, IW_EV_FREQ_LEN); 1840 } 1841 1842 if (scan) { 1843 memset(&iwe, 0, sizeof(iwe)); 1844 iwe.cmd = IWEVQUAL; 1845 if (local->last_scan_type == PRISM2_HOSTSCAN) { 1846 iwe.u.qual.level = le16_to_cpu(scan->sl); 1847 iwe.u.qual.noise = le16_to_cpu(scan->anl); 1848 } else { 1849 iwe.u.qual.level = 1850 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->sl)); 1851 iwe.u.qual.noise = 1852 HFA384X_LEVEL_TO_dBm(le16_to_cpu(scan->anl)); 1853 } 1854 iwe.u.qual.updated = IW_QUAL_LEVEL_UPDATED 1855 | IW_QUAL_NOISE_UPDATED 1856 | IW_QUAL_QUAL_INVALID 1857 | IW_QUAL_DBM; 1858 current_ev = iwe_stream_add_event(info, current_ev, end_buf, 1859 &iwe, IW_EV_QUAL_LEN); 1860 } 1861 1862 memset(&iwe, 0, sizeof(iwe)); 1863 iwe.cmd = SIOCGIWENCODE; 1864 if (capabilities & WLAN_CAPABILITY_PRIVACY) 1865 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; 1866 else 1867 iwe.u.data.flags = IW_ENCODE_DISABLED; 1868 iwe.u.data.length = 0; 1869 current_ev = iwe_stream_add_point(info, current_ev, end_buf, &iwe, ""); 1870 1871 /* TODO: add SuppRates into BSS table */ 1872 if (scan) { 1873 memset(&iwe, 0, sizeof(iwe)); 1874 iwe.cmd = SIOCGIWRATE; 1875 current_val = current_ev + iwe_stream_lcp_len(info); 1876 pos = scan->sup_rates; 1877 for (i = 0; i < sizeof(scan->sup_rates); i++) { 1878 if (pos[i] == 0) 1879 break; 1880 /* Bit rate given in 500 kb/s units (+ 0x80) */ 1881 iwe.u.bitrate.value = ((pos[i] & 0x7f) * 500000); 1882 current_val = iwe_stream_add_value( 1883 info, current_ev, current_val, end_buf, &iwe, 1884 IW_EV_PARAM_LEN); 1885 } 1886 /* Check if we added any event */ 1887 if ((current_val - current_ev) > iwe_stream_lcp_len(info)) 1888 current_ev = current_val; 1889 } 1890 1891 /* TODO: add BeaconInt,resp_rate,atim into BSS table */ 1892 buf = kmalloc(MAX_WPA_IE_LEN * 2 + 30, GFP_ATOMIC); 1893 if (buf && scan) { 1894 memset(&iwe, 0, sizeof(iwe)); 1895 iwe.cmd = IWEVCUSTOM; 1896 sprintf(buf, "bcn_int=%d", le16_to_cpu(scan->beacon_interval)); 1897 iwe.u.data.length = strlen(buf); 1898 current_ev = iwe_stream_add_point(info, current_ev, end_buf, 1899 &iwe, buf); 1900 1901 memset(&iwe, 0, sizeof(iwe)); 1902 iwe.cmd = IWEVCUSTOM; 1903 sprintf(buf, "resp_rate=%d", le16_to_cpu(scan->rate)); 1904 iwe.u.data.length = strlen(buf); 1905 current_ev = iwe_stream_add_point(info, current_ev, end_buf, 1906 &iwe, buf); 1907 1908 if (local->last_scan_type == PRISM2_HOSTSCAN && 1909 (capabilities & WLAN_CAPABILITY_IBSS)) { 1910 memset(&iwe, 0, sizeof(iwe)); 1911 iwe.cmd = IWEVCUSTOM; 1912 sprintf(buf, "atim=%d", le16_to_cpu(scan->atim)); 1913 iwe.u.data.length = strlen(buf); 1914 current_ev = iwe_stream_add_point(info, current_ev, 1915 end_buf, &iwe, buf); 1916 } 1917 } 1918 kfree(buf); 1919 1920 if (bss && bss->wpa_ie_len > 0 && bss->wpa_ie_len <= MAX_WPA_IE_LEN) { 1921 memset(&iwe, 0, sizeof(iwe)); 1922 iwe.cmd = IWEVGENIE; 1923 iwe.u.data.length = bss->wpa_ie_len; 1924 current_ev = iwe_stream_add_point(info, current_ev, end_buf, 1925 &iwe, bss->wpa_ie); 1926 } 1927 1928 if (bss && bss->rsn_ie_len > 0 && bss->rsn_ie_len <= MAX_WPA_IE_LEN) { 1929 memset(&iwe, 0, sizeof(iwe)); 1930 iwe.cmd = IWEVGENIE; 1931 iwe.u.data.length = bss->rsn_ie_len; 1932 current_ev = iwe_stream_add_point(info, current_ev, end_buf, 1933 &iwe, bss->rsn_ie); 1934 } 1935 1936 return current_ev; 1937 } 1938 1939 1940 /* Translate scan data returned from the card to a card independent 1941 * format that the Wireless Tools will understand - Jean II */ 1942 static inline int prism2_translate_scan(local_info_t *local, 1943 struct iw_request_info *info, 1944 char *buffer, int buflen) 1945 { 1946 struct hfa384x_hostscan_result *scan; 1947 int entry; 1948 char *current_ev = buffer; 1949 char *end_buf = buffer + buflen; 1950 struct list_head *ptr; 1951 1952 spin_lock_bh(&local->lock); 1953 1954 list_for_each(ptr, &local->bss_list) { 1955 struct hostap_bss_info *bss; 1956 bss = list_entry(ptr, struct hostap_bss_info, list); 1957 bss->included = 0; 1958 } 1959 1960 for (entry = 0; entry < local->last_scan_results_count; entry++) { 1961 int found = 0; 1962 scan = &local->last_scan_results[entry]; 1963 1964 /* Report every SSID if the AP is using multiple SSIDs. If no 1965 * BSS record is found (e.g., when WPA mode is disabled), 1966 * report the AP once. */ 1967 list_for_each(ptr, &local->bss_list) { 1968 struct hostap_bss_info *bss; 1969 bss = list_entry(ptr, struct hostap_bss_info, list); 1970 if (ether_addr_equal(bss->bssid, scan->bssid)) { 1971 bss->included = 1; 1972 current_ev = __prism2_translate_scan( 1973 local, info, scan, bss, current_ev, 1974 end_buf); 1975 found++; 1976 } 1977 } 1978 if (!found) { 1979 current_ev = __prism2_translate_scan( 1980 local, info, scan, NULL, current_ev, end_buf); 1981 } 1982 /* Check if there is space for one more entry */ 1983 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) { 1984 /* Ask user space to try again with a bigger buffer */ 1985 spin_unlock_bh(&local->lock); 1986 return -E2BIG; 1987 } 1988 } 1989 1990 /* Prism2 firmware has limits (32 at least in some versions) for number 1991 * of BSSes in scan results. Extend this limit by using local BSS list. 1992 */ 1993 list_for_each(ptr, &local->bss_list) { 1994 struct hostap_bss_info *bss; 1995 bss = list_entry(ptr, struct hostap_bss_info, list); 1996 if (bss->included) 1997 continue; 1998 current_ev = __prism2_translate_scan(local, info, NULL, bss, 1999 current_ev, end_buf); 2000 /* Check if there is space for one more entry */ 2001 if ((end_buf - current_ev) <= IW_EV_ADDR_LEN) { 2002 /* Ask user space to try again with a bigger buffer */ 2003 spin_unlock_bh(&local->lock); 2004 return -E2BIG; 2005 } 2006 } 2007 2008 spin_unlock_bh(&local->lock); 2009 2010 return current_ev - buffer; 2011 } 2012 #endif /* PRISM2_NO_STATION_MODES */ 2013 2014 2015 static inline int prism2_ioctl_giwscan_sta(struct net_device *dev, 2016 struct iw_request_info *info, 2017 struct iw_point *data, char *extra) 2018 { 2019 #ifdef PRISM2_NO_STATION_MODES 2020 return -EOPNOTSUPP; 2021 #else /* PRISM2_NO_STATION_MODES */ 2022 struct hostap_interface *iface; 2023 local_info_t *local; 2024 int res; 2025 2026 iface = netdev_priv(dev); 2027 local = iface->local; 2028 2029 /* Wait until the scan is finished. We can probably do better 2030 * than that - Jean II */ 2031 if (local->scan_timestamp && 2032 time_before(jiffies, local->scan_timestamp + 3 * HZ)) { 2033 /* Important note : we don't want to block the caller 2034 * until results are ready for various reasons. 2035 * First, managing wait queues is complex and racy 2036 * (there may be multiple simultaneous callers). 2037 * Second, we grab some rtnetlink lock before coming 2038 * here (in dev_ioctl()). 2039 * Third, the caller can wait on the Wireless Event 2040 * - Jean II */ 2041 return -EAGAIN; 2042 } 2043 local->scan_timestamp = 0; 2044 2045 res = prism2_translate_scan(local, info, extra, data->length); 2046 2047 if (res >= 0) { 2048 data->length = res; 2049 return 0; 2050 } else { 2051 data->length = 0; 2052 return res; 2053 } 2054 #endif /* PRISM2_NO_STATION_MODES */ 2055 } 2056 2057 2058 static int prism2_ioctl_giwscan(struct net_device *dev, 2059 struct iw_request_info *info, 2060 struct iw_point *data, char *extra) 2061 { 2062 struct hostap_interface *iface; 2063 local_info_t *local; 2064 int res; 2065 2066 iface = netdev_priv(dev); 2067 local = iface->local; 2068 2069 if (local->iw_mode == IW_MODE_MASTER) { 2070 /* In MASTER mode, it doesn't make sense to go around 2071 * scanning the frequencies and make the stations we serve 2072 * wait when what the user is really interested about is the 2073 * list of stations and access points we are talking to. 2074 * So, just extract results from our cache... 2075 * Jean II */ 2076 2077 /* Translate to WE format */ 2078 res = prism2_ap_translate_scan(dev, info, extra); 2079 if (res >= 0) { 2080 printk(KERN_DEBUG "Scan result translation succeeded " 2081 "(length=%d)\n", res); 2082 data->length = res; 2083 return 0; 2084 } else { 2085 printk(KERN_DEBUG 2086 "Scan result translation failed (res=%d)\n", 2087 res); 2088 data->length = 0; 2089 return res; 2090 } 2091 } else { 2092 /* Station mode */ 2093 return prism2_ioctl_giwscan_sta(dev, info, data, extra); 2094 } 2095 } 2096 2097 2098 static const struct iw_priv_args prism2_priv[] = { 2099 { PRISM2_IOCTL_MONITOR, 2100 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor" }, 2101 { PRISM2_IOCTL_READMIF, 2102 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, 2103 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 1, "readmif" }, 2104 { PRISM2_IOCTL_WRITEMIF, 2105 IW_PRIV_TYPE_BYTE | IW_PRIV_SIZE_FIXED | 2, 0, "writemif" }, 2106 { PRISM2_IOCTL_RESET, 2107 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "reset" }, 2108 { PRISM2_IOCTL_INQUIRE, 2109 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "inquire" }, 2110 { PRISM2_IOCTL_SET_RID_WORD, 2111 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "set_rid_word" }, 2112 { PRISM2_IOCTL_MACCMD, 2113 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "maccmd" }, 2114 { PRISM2_IOCTL_WDS_ADD, 2115 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_add" }, 2116 { PRISM2_IOCTL_WDS_DEL, 2117 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "wds_del" }, 2118 { PRISM2_IOCTL_ADDMAC, 2119 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "addmac" }, 2120 { PRISM2_IOCTL_DELMAC, 2121 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "delmac" }, 2122 { PRISM2_IOCTL_KICKMAC, 2123 IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1, 0, "kickmac" }, 2124 /* --- raw access to sub-ioctls --- */ 2125 { PRISM2_IOCTL_PRISM2_PARAM, 2126 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 2, 0, "prism2_param" }, 2127 { PRISM2_IOCTL_GET_PRISM2_PARAM, 2128 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 2129 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprism2_param" }, 2130 /* --- sub-ioctls handlers --- */ 2131 { PRISM2_IOCTL_PRISM2_PARAM, 2132 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "" }, 2133 { PRISM2_IOCTL_GET_PRISM2_PARAM, 2134 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "" }, 2135 /* --- sub-ioctls definitions --- */ 2136 { PRISM2_PARAM_TXRATECTRL, 2137 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "txratectrl" }, 2138 { PRISM2_PARAM_TXRATECTRL, 2139 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettxratectrl" }, 2140 { PRISM2_PARAM_BEACON_INT, 2141 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "beacon_int" }, 2142 { PRISM2_PARAM_BEACON_INT, 2143 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbeacon_int" }, 2144 #ifndef PRISM2_NO_STATION_MODES 2145 { PRISM2_PARAM_PSEUDO_IBSS, 2146 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "pseudo_ibss" }, 2147 { PRISM2_PARAM_PSEUDO_IBSS, 2148 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getpseudo_ibss" }, 2149 #endif /* PRISM2_NO_STATION_MODES */ 2150 { PRISM2_PARAM_ALC, 2151 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "alc" }, 2152 { PRISM2_PARAM_ALC, 2153 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getalc" }, 2154 { PRISM2_PARAM_DUMP, 2155 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dump" }, 2156 { PRISM2_PARAM_DUMP, 2157 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdump" }, 2158 { PRISM2_PARAM_OTHER_AP_POLICY, 2159 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "other_ap_policy" }, 2160 { PRISM2_PARAM_OTHER_AP_POLICY, 2161 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getother_ap_pol" }, 2162 { PRISM2_PARAM_AP_MAX_INACTIVITY, 2163 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_inactivity" }, 2164 { PRISM2_PARAM_AP_MAX_INACTIVITY, 2165 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_inactivi" }, 2166 { PRISM2_PARAM_AP_BRIDGE_PACKETS, 2167 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bridge_packets" }, 2168 { PRISM2_PARAM_AP_BRIDGE_PACKETS, 2169 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbridge_packe" }, 2170 { PRISM2_PARAM_DTIM_PERIOD, 2171 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "dtim_period" }, 2172 { PRISM2_PARAM_DTIM_PERIOD, 2173 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdtim_period" }, 2174 { PRISM2_PARAM_AP_NULLFUNC_ACK, 2175 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "nullfunc_ack" }, 2176 { PRISM2_PARAM_AP_NULLFUNC_ACK, 2177 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getnullfunc_ack" }, 2178 { PRISM2_PARAM_MAX_WDS, 2179 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "max_wds" }, 2180 { PRISM2_PARAM_MAX_WDS, 2181 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmax_wds" }, 2182 { PRISM2_PARAM_AP_AUTOM_AP_WDS, 2183 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "autom_ap_wds" }, 2184 { PRISM2_PARAM_AP_AUTOM_AP_WDS, 2185 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getautom_ap_wds" }, 2186 { PRISM2_PARAM_AP_AUTH_ALGS, 2187 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_auth_algs" }, 2188 { PRISM2_PARAM_AP_AUTH_ALGS, 2189 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_auth_algs" }, 2190 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR, 2191 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "allow_fcserr" }, 2192 { PRISM2_PARAM_MONITOR_ALLOW_FCSERR, 2193 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getallow_fcserr" }, 2194 { PRISM2_PARAM_HOST_ENCRYPT, 2195 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_encrypt" }, 2196 { PRISM2_PARAM_HOST_ENCRYPT, 2197 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_encrypt" }, 2198 { PRISM2_PARAM_HOST_DECRYPT, 2199 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_decrypt" }, 2200 { PRISM2_PARAM_HOST_DECRYPT, 2201 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_decrypt" }, 2202 #ifndef PRISM2_NO_STATION_MODES 2203 { PRISM2_PARAM_HOST_ROAMING, 2204 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "host_roaming" }, 2205 { PRISM2_PARAM_HOST_ROAMING, 2206 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethost_roaming" }, 2207 #endif /* PRISM2_NO_STATION_MODES */ 2208 { PRISM2_PARAM_BCRX_STA_KEY, 2209 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "bcrx_sta_key" }, 2210 { PRISM2_PARAM_BCRX_STA_KEY, 2211 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbcrx_sta_key" }, 2212 { PRISM2_PARAM_IEEE_802_1X, 2213 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ieee_802_1x" }, 2214 { PRISM2_PARAM_IEEE_802_1X, 2215 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getieee_802_1x" }, 2216 { PRISM2_PARAM_ANTSEL_TX, 2217 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_tx" }, 2218 { PRISM2_PARAM_ANTSEL_TX, 2219 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_tx" }, 2220 { PRISM2_PARAM_ANTSEL_RX, 2221 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "antsel_rx" }, 2222 { PRISM2_PARAM_ANTSEL_RX, 2223 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getantsel_rx" }, 2224 { PRISM2_PARAM_MONITOR_TYPE, 2225 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "monitor_type" }, 2226 { PRISM2_PARAM_MONITOR_TYPE, 2227 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmonitor_type" }, 2228 { PRISM2_PARAM_WDS_TYPE, 2229 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wds_type" }, 2230 { PRISM2_PARAM_WDS_TYPE, 2231 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwds_type" }, 2232 { PRISM2_PARAM_HOSTSCAN, 2233 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostscan" }, 2234 { PRISM2_PARAM_HOSTSCAN, 2235 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostscan" }, 2236 { PRISM2_PARAM_AP_SCAN, 2237 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "ap_scan" }, 2238 { PRISM2_PARAM_AP_SCAN, 2239 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getap_scan" }, 2240 { PRISM2_PARAM_ENH_SEC, 2241 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "enh_sec" }, 2242 { PRISM2_PARAM_ENH_SEC, 2243 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getenh_sec" }, 2244 #ifdef PRISM2_IO_DEBUG 2245 { PRISM2_PARAM_IO_DEBUG, 2246 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "io_debug" }, 2247 { PRISM2_PARAM_IO_DEBUG, 2248 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getio_debug" }, 2249 #endif /* PRISM2_IO_DEBUG */ 2250 { PRISM2_PARAM_BASIC_RATES, 2251 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "basic_rates" }, 2252 { PRISM2_PARAM_BASIC_RATES, 2253 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getbasic_rates" }, 2254 { PRISM2_PARAM_OPER_RATES, 2255 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "oper_rates" }, 2256 { PRISM2_PARAM_OPER_RATES, 2257 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getoper_rates" }, 2258 { PRISM2_PARAM_HOSTAPD, 2259 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd" }, 2260 { PRISM2_PARAM_HOSTAPD, 2261 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd" }, 2262 { PRISM2_PARAM_HOSTAPD_STA, 2263 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "hostapd_sta" }, 2264 { PRISM2_PARAM_HOSTAPD_STA, 2265 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostapd_sta" }, 2266 { PRISM2_PARAM_WPA, 2267 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "wpa" }, 2268 { PRISM2_PARAM_WPA, 2269 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getwpa" }, 2270 { PRISM2_PARAM_PRIVACY_INVOKED, 2271 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "privacy_invoked" }, 2272 { PRISM2_PARAM_PRIVACY_INVOKED, 2273 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getprivacy_invo" }, 2274 { PRISM2_PARAM_TKIP_COUNTERMEASURES, 2275 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "tkip_countermea" }, 2276 { PRISM2_PARAM_TKIP_COUNTERMEASURES, 2277 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gettkip_counter" }, 2278 { PRISM2_PARAM_DROP_UNENCRYPTED, 2279 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "drop_unencrypte" }, 2280 { PRISM2_PARAM_DROP_UNENCRYPTED, 2281 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getdrop_unencry" }, 2282 { PRISM2_PARAM_SCAN_CHANNEL_MASK, 2283 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, 0, "scan_channels" }, 2284 { PRISM2_PARAM_SCAN_CHANNEL_MASK, 2285 0, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getscan_channel" }, 2286 }; 2287 2288 2289 static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i) 2290 { 2291 struct hostap_interface *iface; 2292 local_info_t *local; 2293 2294 iface = netdev_priv(dev); 2295 local = iface->local; 2296 2297 if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL)) 2298 return -EOPNOTSUPP; 2299 2300 return 0; 2301 } 2302 2303 2304 static int prism2_ioctl_priv_prism2_param(struct net_device *dev, 2305 struct iw_request_info *info, 2306 void *wrqu, char *extra) 2307 { 2308 struct hostap_interface *iface; 2309 local_info_t *local; 2310 int *i = (int *) extra; 2311 int param = *i; 2312 int value = *(i + 1); 2313 int ret = 0; 2314 u16 val; 2315 2316 iface = netdev_priv(dev); 2317 local = iface->local; 2318 2319 switch (param) { 2320 case PRISM2_PARAM_TXRATECTRL: 2321 local->fw_tx_rate_control = value; 2322 break; 2323 2324 case PRISM2_PARAM_BEACON_INT: 2325 if (hostap_set_word(dev, HFA384X_RID_CNFBEACONINT, value) || 2326 local->func->reset_port(dev)) 2327 ret = -EINVAL; 2328 else 2329 local->beacon_int = value; 2330 break; 2331 2332 #ifndef PRISM2_NO_STATION_MODES 2333 case PRISM2_PARAM_PSEUDO_IBSS: 2334 if (value == local->pseudo_adhoc) 2335 break; 2336 2337 if (value != 0 && value != 1) { 2338 ret = -EINVAL; 2339 break; 2340 } 2341 2342 printk(KERN_DEBUG "prism2: %s: pseudo IBSS change %d -> %d\n", 2343 dev->name, local->pseudo_adhoc, value); 2344 local->pseudo_adhoc = value; 2345 if (local->iw_mode != IW_MODE_ADHOC) 2346 break; 2347 2348 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE, 2349 hostap_get_porttype(local))) { 2350 ret = -EOPNOTSUPP; 2351 break; 2352 } 2353 2354 if (local->func->reset_port(dev)) 2355 ret = -EINVAL; 2356 break; 2357 #endif /* PRISM2_NO_STATION_MODES */ 2358 2359 case PRISM2_PARAM_ALC: 2360 printk(KERN_DEBUG "%s: %s ALC\n", dev->name, 2361 value == 0 ? "Disabling" : "Enabling"); 2362 val = HFA384X_TEST_CFG_BIT_ALC; 2363 local->func->cmd(dev, HFA384X_CMDCODE_TEST | 2364 (HFA384X_TEST_CFG_BITS << 8), 2365 value == 0 ? 0 : 1, &val, NULL); 2366 break; 2367 2368 case PRISM2_PARAM_DUMP: 2369 local->frame_dump = value; 2370 break; 2371 2372 case PRISM2_PARAM_OTHER_AP_POLICY: 2373 if (value < 0 || value > 3) { 2374 ret = -EINVAL; 2375 break; 2376 } 2377 if (local->ap != NULL) 2378 local->ap->ap_policy = value; 2379 break; 2380 2381 case PRISM2_PARAM_AP_MAX_INACTIVITY: 2382 if (value < 0 || value > 7 * 24 * 60 * 60) { 2383 ret = -EINVAL; 2384 break; 2385 } 2386 if (local->ap != NULL) 2387 local->ap->max_inactivity = value * HZ; 2388 break; 2389 2390 case PRISM2_PARAM_AP_BRIDGE_PACKETS: 2391 if (local->ap != NULL) 2392 local->ap->bridge_packets = value; 2393 break; 2394 2395 case PRISM2_PARAM_DTIM_PERIOD: 2396 if (value < 0 || value > 65535) { 2397 ret = -EINVAL; 2398 break; 2399 } 2400 if (hostap_set_word(dev, HFA384X_RID_CNFOWNDTIMPERIOD, value) 2401 || local->func->reset_port(dev)) 2402 ret = -EINVAL; 2403 else 2404 local->dtim_period = value; 2405 break; 2406 2407 case PRISM2_PARAM_AP_NULLFUNC_ACK: 2408 if (local->ap != NULL) 2409 local->ap->nullfunc_ack = value; 2410 break; 2411 2412 case PRISM2_PARAM_MAX_WDS: 2413 local->wds_max_connections = value; 2414 break; 2415 2416 case PRISM2_PARAM_AP_AUTOM_AP_WDS: 2417 if (local->ap != NULL) { 2418 if (!local->ap->autom_ap_wds && value) { 2419 /* add WDS link to all APs in STA table */ 2420 hostap_add_wds_links(local); 2421 } 2422 local->ap->autom_ap_wds = value; 2423 } 2424 break; 2425 2426 case PRISM2_PARAM_AP_AUTH_ALGS: 2427 local->auth_algs = value; 2428 if (hostap_set_auth_algs(local)) 2429 ret = -EINVAL; 2430 break; 2431 2432 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR: 2433 local->monitor_allow_fcserr = value; 2434 break; 2435 2436 case PRISM2_PARAM_HOST_ENCRYPT: 2437 local->host_encrypt = value; 2438 if (hostap_set_encryption(local) || 2439 local->func->reset_port(dev)) 2440 ret = -EINVAL; 2441 break; 2442 2443 case PRISM2_PARAM_HOST_DECRYPT: 2444 local->host_decrypt = value; 2445 if (hostap_set_encryption(local) || 2446 local->func->reset_port(dev)) 2447 ret = -EINVAL; 2448 break; 2449 2450 #ifndef PRISM2_NO_STATION_MODES 2451 case PRISM2_PARAM_HOST_ROAMING: 2452 if (value < 0 || value > 2) { 2453 ret = -EINVAL; 2454 break; 2455 } 2456 local->host_roaming = value; 2457 if (hostap_set_roaming(local) || local->func->reset_port(dev)) 2458 ret = -EINVAL; 2459 break; 2460 #endif /* PRISM2_NO_STATION_MODES */ 2461 2462 case PRISM2_PARAM_BCRX_STA_KEY: 2463 local->bcrx_sta_key = value; 2464 break; 2465 2466 case PRISM2_PARAM_IEEE_802_1X: 2467 local->ieee_802_1x = value; 2468 break; 2469 2470 case PRISM2_PARAM_ANTSEL_TX: 2471 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) { 2472 ret = -EINVAL; 2473 break; 2474 } 2475 local->antsel_tx = value; 2476 hostap_set_antsel(local); 2477 break; 2478 2479 case PRISM2_PARAM_ANTSEL_RX: 2480 if (value < 0 || value > HOSTAP_ANTSEL_HIGH) { 2481 ret = -EINVAL; 2482 break; 2483 } 2484 local->antsel_rx = value; 2485 hostap_set_antsel(local); 2486 break; 2487 2488 case PRISM2_PARAM_MONITOR_TYPE: 2489 if (value != PRISM2_MONITOR_80211 && 2490 value != PRISM2_MONITOR_CAPHDR && 2491 value != PRISM2_MONITOR_PRISM && 2492 value != PRISM2_MONITOR_RADIOTAP) { 2493 ret = -EINVAL; 2494 break; 2495 } 2496 local->monitor_type = value; 2497 if (local->iw_mode == IW_MODE_MONITOR) 2498 hostap_monitor_set_type(local); 2499 break; 2500 2501 case PRISM2_PARAM_WDS_TYPE: 2502 local->wds_type = value; 2503 break; 2504 2505 case PRISM2_PARAM_HOSTSCAN: 2506 { 2507 struct hfa384x_hostscan_request scan_req; 2508 u16 rate; 2509 2510 memset(&scan_req, 0, sizeof(scan_req)); 2511 scan_req.channel_list = cpu_to_le16(0x3fff); 2512 switch (value) { 2513 case 1: rate = HFA384X_RATES_1MBPS; break; 2514 case 2: rate = HFA384X_RATES_2MBPS; break; 2515 case 3: rate = HFA384X_RATES_5MBPS; break; 2516 case 4: rate = HFA384X_RATES_11MBPS; break; 2517 default: rate = HFA384X_RATES_1MBPS; break; 2518 } 2519 scan_req.txrate = cpu_to_le16(rate); 2520 /* leave SSID empty to accept all SSIDs */ 2521 2522 if (local->iw_mode == IW_MODE_MASTER) { 2523 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE, 2524 HFA384X_PORTTYPE_BSS) || 2525 local->func->reset_port(dev)) 2526 printk(KERN_DEBUG "Leaving Host AP mode " 2527 "for HostScan failed\n"); 2528 } 2529 2530 if (local->func->set_rid(dev, HFA384X_RID_HOSTSCAN, &scan_req, 2531 sizeof(scan_req))) { 2532 printk(KERN_DEBUG "HOSTSCAN failed\n"); 2533 ret = -EINVAL; 2534 } 2535 if (local->iw_mode == IW_MODE_MASTER) { 2536 wait_queue_entry_t __wait; 2537 init_waitqueue_entry(&__wait, current); 2538 add_wait_queue(&local->hostscan_wq, &__wait); 2539 set_current_state(TASK_INTERRUPTIBLE); 2540 schedule_timeout(HZ); 2541 if (signal_pending(current)) 2542 ret = -EINTR; 2543 set_current_state(TASK_RUNNING); 2544 remove_wait_queue(&local->hostscan_wq, &__wait); 2545 2546 if (hostap_set_word(dev, HFA384X_RID_CNFPORTTYPE, 2547 HFA384X_PORTTYPE_HOSTAP) || 2548 local->func->reset_port(dev)) 2549 printk(KERN_DEBUG "Returning to Host AP mode " 2550 "after HostScan failed\n"); 2551 } 2552 break; 2553 } 2554 2555 case PRISM2_PARAM_AP_SCAN: 2556 local->passive_scan_interval = value; 2557 if (timer_pending(&local->passive_scan_timer)) 2558 del_timer(&local->passive_scan_timer); 2559 if (value > 0 && value < INT_MAX / HZ) { 2560 local->passive_scan_timer.expires = jiffies + 2561 local->passive_scan_interval * HZ; 2562 add_timer(&local->passive_scan_timer); 2563 } 2564 break; 2565 2566 case PRISM2_PARAM_ENH_SEC: 2567 if (value < 0 || value > 3) { 2568 ret = -EINVAL; 2569 break; 2570 } 2571 local->enh_sec = value; 2572 if (hostap_set_word(dev, HFA384X_RID_CNFENHSECURITY, 2573 local->enh_sec) || 2574 local->func->reset_port(dev)) { 2575 printk(KERN_INFO "%s: cnfEnhSecurity requires STA f/w " 2576 "1.6.3 or newer\n", dev->name); 2577 ret = -EOPNOTSUPP; 2578 } 2579 break; 2580 2581 #ifdef PRISM2_IO_DEBUG 2582 case PRISM2_PARAM_IO_DEBUG: 2583 local->io_debug_enabled = value; 2584 break; 2585 #endif /* PRISM2_IO_DEBUG */ 2586 2587 case PRISM2_PARAM_BASIC_RATES: 2588 if ((value & local->tx_rate_control) != value || value == 0) { 2589 printk(KERN_INFO "%s: invalid basic rate set - basic " 2590 "rates must be in supported rate set\n", 2591 dev->name); 2592 ret = -EINVAL; 2593 break; 2594 } 2595 local->basic_rates = value; 2596 if (hostap_set_word(dev, HFA384X_RID_CNFBASICRATES, 2597 local->basic_rates) || 2598 local->func->reset_port(dev)) 2599 ret = -EINVAL; 2600 break; 2601 2602 case PRISM2_PARAM_OPER_RATES: 2603 local->tx_rate_control = value; 2604 if (hostap_set_rate(dev)) 2605 ret = -EINVAL; 2606 break; 2607 2608 case PRISM2_PARAM_HOSTAPD: 2609 ret = hostap_set_hostapd(local, value, 1); 2610 break; 2611 2612 case PRISM2_PARAM_HOSTAPD_STA: 2613 ret = hostap_set_hostapd_sta(local, value, 1); 2614 break; 2615 2616 case PRISM2_PARAM_WPA: 2617 local->wpa = value; 2618 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0)) 2619 ret = -EOPNOTSUPP; 2620 else if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 2621 value ? 1 : 0)) 2622 ret = -EINVAL; 2623 break; 2624 2625 case PRISM2_PARAM_PRIVACY_INVOKED: 2626 local->privacy_invoked = value; 2627 if (hostap_set_encryption(local) || 2628 local->func->reset_port(dev)) 2629 ret = -EINVAL; 2630 break; 2631 2632 case PRISM2_PARAM_TKIP_COUNTERMEASURES: 2633 local->tkip_countermeasures = value; 2634 break; 2635 2636 case PRISM2_PARAM_DROP_UNENCRYPTED: 2637 local->drop_unencrypted = value; 2638 break; 2639 2640 case PRISM2_PARAM_SCAN_CHANNEL_MASK: 2641 local->scan_channel_mask = value; 2642 break; 2643 2644 default: 2645 printk(KERN_DEBUG "%s: prism2_param: unknown param %d\n", 2646 dev->name, param); 2647 ret = -EOPNOTSUPP; 2648 break; 2649 } 2650 2651 return ret; 2652 } 2653 2654 2655 static int prism2_ioctl_priv_get_prism2_param(struct net_device *dev, 2656 struct iw_request_info *info, 2657 void *wrqu, char *extra) 2658 { 2659 struct hostap_interface *iface; 2660 local_info_t *local; 2661 int *param = (int *) extra; 2662 int ret = 0; 2663 2664 iface = netdev_priv(dev); 2665 local = iface->local; 2666 2667 switch (*param) { 2668 case PRISM2_PARAM_TXRATECTRL: 2669 *param = local->fw_tx_rate_control; 2670 break; 2671 2672 case PRISM2_PARAM_BEACON_INT: 2673 *param = local->beacon_int; 2674 break; 2675 2676 case PRISM2_PARAM_PSEUDO_IBSS: 2677 *param = local->pseudo_adhoc; 2678 break; 2679 2680 case PRISM2_PARAM_ALC: 2681 ret = -EOPNOTSUPP; /* FIX */ 2682 break; 2683 2684 case PRISM2_PARAM_DUMP: 2685 *param = local->frame_dump; 2686 break; 2687 2688 case PRISM2_PARAM_OTHER_AP_POLICY: 2689 if (local->ap != NULL) 2690 *param = local->ap->ap_policy; 2691 else 2692 ret = -EOPNOTSUPP; 2693 break; 2694 2695 case PRISM2_PARAM_AP_MAX_INACTIVITY: 2696 if (local->ap != NULL) 2697 *param = local->ap->max_inactivity / HZ; 2698 else 2699 ret = -EOPNOTSUPP; 2700 break; 2701 2702 case PRISM2_PARAM_AP_BRIDGE_PACKETS: 2703 if (local->ap != NULL) 2704 *param = local->ap->bridge_packets; 2705 else 2706 ret = -EOPNOTSUPP; 2707 break; 2708 2709 case PRISM2_PARAM_DTIM_PERIOD: 2710 *param = local->dtim_period; 2711 break; 2712 2713 case PRISM2_PARAM_AP_NULLFUNC_ACK: 2714 if (local->ap != NULL) 2715 *param = local->ap->nullfunc_ack; 2716 else 2717 ret = -EOPNOTSUPP; 2718 break; 2719 2720 case PRISM2_PARAM_MAX_WDS: 2721 *param = local->wds_max_connections; 2722 break; 2723 2724 case PRISM2_PARAM_AP_AUTOM_AP_WDS: 2725 if (local->ap != NULL) 2726 *param = local->ap->autom_ap_wds; 2727 else 2728 ret = -EOPNOTSUPP; 2729 break; 2730 2731 case PRISM2_PARAM_AP_AUTH_ALGS: 2732 *param = local->auth_algs; 2733 break; 2734 2735 case PRISM2_PARAM_MONITOR_ALLOW_FCSERR: 2736 *param = local->monitor_allow_fcserr; 2737 break; 2738 2739 case PRISM2_PARAM_HOST_ENCRYPT: 2740 *param = local->host_encrypt; 2741 break; 2742 2743 case PRISM2_PARAM_HOST_DECRYPT: 2744 *param = local->host_decrypt; 2745 break; 2746 2747 case PRISM2_PARAM_HOST_ROAMING: 2748 *param = local->host_roaming; 2749 break; 2750 2751 case PRISM2_PARAM_BCRX_STA_KEY: 2752 *param = local->bcrx_sta_key; 2753 break; 2754 2755 case PRISM2_PARAM_IEEE_802_1X: 2756 *param = local->ieee_802_1x; 2757 break; 2758 2759 case PRISM2_PARAM_ANTSEL_TX: 2760 *param = local->antsel_tx; 2761 break; 2762 2763 case PRISM2_PARAM_ANTSEL_RX: 2764 *param = local->antsel_rx; 2765 break; 2766 2767 case PRISM2_PARAM_MONITOR_TYPE: 2768 *param = local->monitor_type; 2769 break; 2770 2771 case PRISM2_PARAM_WDS_TYPE: 2772 *param = local->wds_type; 2773 break; 2774 2775 case PRISM2_PARAM_HOSTSCAN: 2776 ret = -EOPNOTSUPP; 2777 break; 2778 2779 case PRISM2_PARAM_AP_SCAN: 2780 *param = local->passive_scan_interval; 2781 break; 2782 2783 case PRISM2_PARAM_ENH_SEC: 2784 *param = local->enh_sec; 2785 break; 2786 2787 #ifdef PRISM2_IO_DEBUG 2788 case PRISM2_PARAM_IO_DEBUG: 2789 *param = local->io_debug_enabled; 2790 break; 2791 #endif /* PRISM2_IO_DEBUG */ 2792 2793 case PRISM2_PARAM_BASIC_RATES: 2794 *param = local->basic_rates; 2795 break; 2796 2797 case PRISM2_PARAM_OPER_RATES: 2798 *param = local->tx_rate_control; 2799 break; 2800 2801 case PRISM2_PARAM_HOSTAPD: 2802 *param = local->hostapd; 2803 break; 2804 2805 case PRISM2_PARAM_HOSTAPD_STA: 2806 *param = local->hostapd_sta; 2807 break; 2808 2809 case PRISM2_PARAM_WPA: 2810 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0)) 2811 ret = -EOPNOTSUPP; 2812 *param = local->wpa; 2813 break; 2814 2815 case PRISM2_PARAM_PRIVACY_INVOKED: 2816 *param = local->privacy_invoked; 2817 break; 2818 2819 case PRISM2_PARAM_TKIP_COUNTERMEASURES: 2820 *param = local->tkip_countermeasures; 2821 break; 2822 2823 case PRISM2_PARAM_DROP_UNENCRYPTED: 2824 *param = local->drop_unencrypted; 2825 break; 2826 2827 case PRISM2_PARAM_SCAN_CHANNEL_MASK: 2828 *param = local->scan_channel_mask; 2829 break; 2830 2831 default: 2832 printk(KERN_DEBUG "%s: get_prism2_param: unknown param %d\n", 2833 dev->name, *param); 2834 ret = -EOPNOTSUPP; 2835 break; 2836 } 2837 2838 return ret; 2839 } 2840 2841 2842 static int prism2_ioctl_priv_readmif(struct net_device *dev, 2843 struct iw_request_info *info, 2844 void *wrqu, char *extra) 2845 { 2846 struct hostap_interface *iface; 2847 local_info_t *local; 2848 u16 resp0; 2849 2850 iface = netdev_priv(dev); 2851 local = iface->local; 2852 2853 if (local->func->cmd(dev, HFA384X_CMDCODE_READMIF, *extra, NULL, 2854 &resp0)) 2855 return -EOPNOTSUPP; 2856 else 2857 *extra = resp0; 2858 2859 return 0; 2860 } 2861 2862 2863 static int prism2_ioctl_priv_writemif(struct net_device *dev, 2864 struct iw_request_info *info, 2865 void *wrqu, char *extra) 2866 { 2867 struct hostap_interface *iface; 2868 local_info_t *local; 2869 u16 cr, val; 2870 2871 iface = netdev_priv(dev); 2872 local = iface->local; 2873 2874 cr = *extra; 2875 val = *(extra + 1); 2876 if (local->func->cmd(dev, HFA384X_CMDCODE_WRITEMIF, cr, &val, NULL)) 2877 return -EOPNOTSUPP; 2878 2879 return 0; 2880 } 2881 2882 2883 static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i) 2884 { 2885 struct hostap_interface *iface; 2886 local_info_t *local; 2887 int ret = 0; 2888 u32 mode; 2889 2890 iface = netdev_priv(dev); 2891 local = iface->local; 2892 2893 printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor " 2894 "- update software to use iwconfig mode monitor\n", 2895 dev->name, task_pid_nr(current), current->comm); 2896 2897 /* Backward compatibility code - this can be removed at some point */ 2898 2899 if (*i == 0) { 2900 /* Disable monitor mode - old mode was not saved, so go to 2901 * Master mode */ 2902 mode = IW_MODE_MASTER; 2903 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL); 2904 } else if (*i == 1) { 2905 /* netlink socket mode is not supported anymore since it did 2906 * not separate different devices from each other and was not 2907 * best method for delivering large amount of packets to 2908 * user space */ 2909 ret = -EOPNOTSUPP; 2910 } else if (*i == 2 || *i == 3) { 2911 switch (*i) { 2912 case 2: 2913 local->monitor_type = PRISM2_MONITOR_80211; 2914 break; 2915 case 3: 2916 local->monitor_type = PRISM2_MONITOR_PRISM; 2917 break; 2918 } 2919 mode = IW_MODE_MONITOR; 2920 ret = prism2_ioctl_siwmode(dev, NULL, &mode, NULL); 2921 hostap_monitor_mode_enable(local); 2922 } else 2923 ret = -EINVAL; 2924 2925 return ret; 2926 } 2927 2928 2929 static int prism2_ioctl_priv_reset(struct net_device *dev, int *i) 2930 { 2931 struct hostap_interface *iface; 2932 local_info_t *local; 2933 2934 iface = netdev_priv(dev); 2935 local = iface->local; 2936 2937 printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i); 2938 switch (*i) { 2939 case 0: 2940 /* Disable and enable card */ 2941 local->func->hw_shutdown(dev, 1); 2942 local->func->hw_config(dev, 0); 2943 break; 2944 2945 case 1: 2946 /* COR sreset */ 2947 local->func->hw_reset(dev); 2948 break; 2949 2950 case 2: 2951 /* Disable and enable port 0 */ 2952 local->func->reset_port(dev); 2953 break; 2954 2955 case 3: 2956 prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING); 2957 if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL, 2958 NULL)) 2959 return -EINVAL; 2960 break; 2961 2962 case 4: 2963 if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL, 2964 NULL)) 2965 return -EINVAL; 2966 break; 2967 2968 default: 2969 printk(KERN_DEBUG "Unknown reset request %d\n", *i); 2970 return -EOPNOTSUPP; 2971 } 2972 2973 return 0; 2974 } 2975 2976 2977 static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i) 2978 { 2979 int rid = *i; 2980 int value = *(i + 1); 2981 2982 printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value); 2983 2984 if (hostap_set_word(dev, rid, value)) 2985 return -EINVAL; 2986 2987 return 0; 2988 } 2989 2990 2991 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT 2992 static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd) 2993 { 2994 int ret = 0; 2995 2996 switch (*cmd) { 2997 case AP_MAC_CMD_POLICY_OPEN: 2998 local->ap->mac_restrictions.policy = MAC_POLICY_OPEN; 2999 break; 3000 case AP_MAC_CMD_POLICY_ALLOW: 3001 local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW; 3002 break; 3003 case AP_MAC_CMD_POLICY_DENY: 3004 local->ap->mac_restrictions.policy = MAC_POLICY_DENY; 3005 break; 3006 case AP_MAC_CMD_FLUSH: 3007 ap_control_flush_macs(&local->ap->mac_restrictions); 3008 break; 3009 case AP_MAC_CMD_KICKALL: 3010 ap_control_kickall(local->ap); 3011 hostap_deauth_all_stas(local->dev, local->ap, 0); 3012 break; 3013 default: 3014 ret = -EOPNOTSUPP; 3015 break; 3016 } 3017 3018 return ret; 3019 } 3020 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ 3021 3022 3023 #ifdef PRISM2_DOWNLOAD_SUPPORT 3024 static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p) 3025 { 3026 struct prism2_download_param *param; 3027 int ret = 0; 3028 3029 if (p->length < sizeof(struct prism2_download_param) || 3030 p->length > 1024 || !p->pointer) 3031 return -EINVAL; 3032 3033 param = memdup_user(p->pointer, p->length); 3034 if (IS_ERR(param)) { 3035 return PTR_ERR(param); 3036 } 3037 3038 if (p->length < sizeof(struct prism2_download_param) + 3039 param->num_areas * sizeof(struct prism2_download_area)) { 3040 ret = -EINVAL; 3041 goto out; 3042 } 3043 3044 ret = local->func->download(local, param); 3045 3046 out: 3047 kfree(param); 3048 return ret; 3049 } 3050 #endif /* PRISM2_DOWNLOAD_SUPPORT */ 3051 3052 3053 static int prism2_set_genericelement(struct net_device *dev, u8 *elem, 3054 size_t len) 3055 { 3056 struct hostap_interface *iface = netdev_priv(dev); 3057 local_info_t *local = iface->local; 3058 u8 *buf; 3059 3060 /* 3061 * Add 16-bit length in the beginning of the buffer because Prism2 RID 3062 * includes it. 3063 */ 3064 buf = kmalloc(len + 2, GFP_KERNEL); 3065 if (buf == NULL) 3066 return -ENOMEM; 3067 3068 *((__le16 *) buf) = cpu_to_le16(len); 3069 memcpy(buf + 2, elem, len); 3070 3071 kfree(local->generic_elem); 3072 local->generic_elem = buf; 3073 local->generic_elem_len = len + 2; 3074 3075 return local->func->set_rid(local->dev, HFA384X_RID_GENERICELEMENT, 3076 buf, len + 2); 3077 } 3078 3079 3080 static int prism2_ioctl_siwauth(struct net_device *dev, 3081 struct iw_request_info *info, 3082 struct iw_param *data, char *extra) 3083 { 3084 struct hostap_interface *iface = netdev_priv(dev); 3085 local_info_t *local = iface->local; 3086 3087 switch (data->flags & IW_AUTH_INDEX) { 3088 case IW_AUTH_WPA_VERSION: 3089 case IW_AUTH_CIPHER_PAIRWISE: 3090 case IW_AUTH_CIPHER_GROUP: 3091 case IW_AUTH_KEY_MGMT: 3092 /* 3093 * Host AP driver does not use these parameters and allows 3094 * wpa_supplicant to control them internally. 3095 */ 3096 break; 3097 case IW_AUTH_TKIP_COUNTERMEASURES: 3098 local->tkip_countermeasures = data->value; 3099 break; 3100 case IW_AUTH_DROP_UNENCRYPTED: 3101 local->drop_unencrypted = data->value; 3102 break; 3103 case IW_AUTH_80211_AUTH_ALG: 3104 local->auth_algs = data->value; 3105 break; 3106 case IW_AUTH_WPA_ENABLED: 3107 if (data->value == 0) { 3108 local->wpa = 0; 3109 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0)) 3110 break; 3111 prism2_set_genericelement(dev, "", 0); 3112 local->host_roaming = 0; 3113 local->privacy_invoked = 0; 3114 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 3115 0) || 3116 hostap_set_roaming(local) || 3117 hostap_set_encryption(local) || 3118 local->func->reset_port(dev)) 3119 return -EINVAL; 3120 break; 3121 } 3122 if (local->sta_fw_ver < PRISM2_FW_VER(1,7,0)) 3123 return -EOPNOTSUPP; 3124 local->host_roaming = 2; 3125 local->privacy_invoked = 1; 3126 local->wpa = 1; 3127 if (hostap_set_word(dev, HFA384X_RID_SSNHANDLINGMODE, 1) || 3128 hostap_set_roaming(local) || 3129 hostap_set_encryption(local) || 3130 local->func->reset_port(dev)) 3131 return -EINVAL; 3132 break; 3133 case IW_AUTH_RX_UNENCRYPTED_EAPOL: 3134 local->ieee_802_1x = data->value; 3135 break; 3136 case IW_AUTH_PRIVACY_INVOKED: 3137 local->privacy_invoked = data->value; 3138 break; 3139 default: 3140 return -EOPNOTSUPP; 3141 } 3142 return 0; 3143 } 3144 3145 3146 static int prism2_ioctl_giwauth(struct net_device *dev, 3147 struct iw_request_info *info, 3148 struct iw_param *data, char *extra) 3149 { 3150 struct hostap_interface *iface = netdev_priv(dev); 3151 local_info_t *local = iface->local; 3152 3153 switch (data->flags & IW_AUTH_INDEX) { 3154 case IW_AUTH_WPA_VERSION: 3155 case IW_AUTH_CIPHER_PAIRWISE: 3156 case IW_AUTH_CIPHER_GROUP: 3157 case IW_AUTH_KEY_MGMT: 3158 /* 3159 * Host AP driver does not use these parameters and allows 3160 * wpa_supplicant to control them internally. 3161 */ 3162 return -EOPNOTSUPP; 3163 case IW_AUTH_TKIP_COUNTERMEASURES: 3164 data->value = local->tkip_countermeasures; 3165 break; 3166 case IW_AUTH_DROP_UNENCRYPTED: 3167 data->value = local->drop_unencrypted; 3168 break; 3169 case IW_AUTH_80211_AUTH_ALG: 3170 data->value = local->auth_algs; 3171 break; 3172 case IW_AUTH_WPA_ENABLED: 3173 data->value = local->wpa; 3174 break; 3175 case IW_AUTH_RX_UNENCRYPTED_EAPOL: 3176 data->value = local->ieee_802_1x; 3177 break; 3178 default: 3179 return -EOPNOTSUPP; 3180 } 3181 return 0; 3182 } 3183 3184 3185 static int prism2_ioctl_siwencodeext(struct net_device *dev, 3186 struct iw_request_info *info, 3187 struct iw_point *erq, char *extra) 3188 { 3189 struct hostap_interface *iface = netdev_priv(dev); 3190 local_info_t *local = iface->local; 3191 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; 3192 int i, ret = 0; 3193 struct lib80211_crypto_ops *ops; 3194 struct lib80211_crypt_data **crypt; 3195 void *sta_ptr; 3196 u8 *addr; 3197 const char *alg, *module; 3198 3199 i = erq->flags & IW_ENCODE_INDEX; 3200 if (i > WEP_KEYS) 3201 return -EINVAL; 3202 if (i < 1 || i > WEP_KEYS) 3203 i = local->crypt_info.tx_keyidx; 3204 else 3205 i--; 3206 if (i < 0 || i >= WEP_KEYS) 3207 return -EINVAL; 3208 3209 addr = ext->addr.sa_data; 3210 if (is_broadcast_ether_addr(addr)) { 3211 sta_ptr = NULL; 3212 crypt = &local->crypt_info.crypt[i]; 3213 } else { 3214 if (i != 0) 3215 return -EINVAL; 3216 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt); 3217 if (sta_ptr == NULL) { 3218 if (local->iw_mode == IW_MODE_INFRA) { 3219 /* 3220 * TODO: add STA entry for the current AP so 3221 * that unicast key can be used. For now, this 3222 * is emulated by using default key idx 0. 3223 */ 3224 i = 0; 3225 crypt = &local->crypt_info.crypt[i]; 3226 } else 3227 return -EINVAL; 3228 } 3229 } 3230 3231 if ((erq->flags & IW_ENCODE_DISABLED) || 3232 ext->alg == IW_ENCODE_ALG_NONE) { 3233 if (*crypt) 3234 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 3235 goto done; 3236 } 3237 3238 switch (ext->alg) { 3239 case IW_ENCODE_ALG_WEP: 3240 alg = "WEP"; 3241 module = "lib80211_crypt_wep"; 3242 break; 3243 case IW_ENCODE_ALG_TKIP: 3244 alg = "TKIP"; 3245 module = "lib80211_crypt_tkip"; 3246 break; 3247 case IW_ENCODE_ALG_CCMP: 3248 alg = "CCMP"; 3249 module = "lib80211_crypt_ccmp"; 3250 break; 3251 default: 3252 printk(KERN_DEBUG "%s: unsupported algorithm %d\n", 3253 local->dev->name, ext->alg); 3254 ret = -EOPNOTSUPP; 3255 goto done; 3256 } 3257 3258 ops = lib80211_get_crypto_ops(alg); 3259 if (ops == NULL) { 3260 request_module(module); 3261 ops = lib80211_get_crypto_ops(alg); 3262 } 3263 if (ops == NULL) { 3264 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n", 3265 local->dev->name, alg); 3266 ret = -EOPNOTSUPP; 3267 goto done; 3268 } 3269 3270 if (sta_ptr || ext->alg != IW_ENCODE_ALG_WEP) { 3271 /* 3272 * Per station encryption and other than WEP algorithms 3273 * require host-based encryption, so force them on 3274 * automatically. 3275 */ 3276 local->host_decrypt = local->host_encrypt = 1; 3277 } 3278 3279 if (*crypt == NULL || (*crypt)->ops != ops) { 3280 struct lib80211_crypt_data *new_crypt; 3281 3282 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 3283 3284 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data), 3285 GFP_KERNEL); 3286 if (new_crypt == NULL) { 3287 ret = -ENOMEM; 3288 goto done; 3289 } 3290 new_crypt->ops = ops; 3291 if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) 3292 new_crypt->priv = new_crypt->ops->init(i); 3293 if (new_crypt->priv == NULL) { 3294 kfree(new_crypt); 3295 ret = -EINVAL; 3296 goto done; 3297 } 3298 3299 *crypt = new_crypt; 3300 } 3301 3302 /* 3303 * TODO: if ext_flags does not have IW_ENCODE_EXT_RX_SEQ_VALID, the 3304 * existing seq# should not be changed. 3305 * TODO: if ext_flags has IW_ENCODE_EXT_TX_SEQ_VALID, next TX seq# 3306 * should be changed to something else than zero. 3307 */ 3308 if ((!(ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) || ext->key_len > 0) 3309 && (*crypt)->ops->set_key && 3310 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq, 3311 (*crypt)->priv) < 0) { 3312 printk(KERN_DEBUG "%s: key setting failed\n", 3313 local->dev->name); 3314 ret = -EINVAL; 3315 goto done; 3316 } 3317 3318 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) { 3319 if (!sta_ptr) 3320 local->crypt_info.tx_keyidx = i; 3321 } 3322 3323 3324 if (sta_ptr == NULL && ext->key_len > 0) { 3325 int first = 1, j; 3326 for (j = 0; j < WEP_KEYS; j++) { 3327 if (j != i && local->crypt_info.crypt[j]) { 3328 first = 0; 3329 break; 3330 } 3331 } 3332 if (first) 3333 local->crypt_info.tx_keyidx = i; 3334 } 3335 3336 done: 3337 if (sta_ptr) 3338 hostap_handle_sta_release(sta_ptr); 3339 3340 local->open_wep = erq->flags & IW_ENCODE_OPEN; 3341 3342 /* 3343 * Do not reset port0 if card is in Managed mode since resetting will 3344 * generate new IEEE 802.11 authentication which may end up in looping 3345 * with IEEE 802.1X. Prism2 documentation seem to require port reset 3346 * after WEP configuration. However, keys are apparently changed at 3347 * least in Managed mode. 3348 */ 3349 if (ret == 0 && 3350 (hostap_set_encryption(local) || 3351 (local->iw_mode != IW_MODE_INFRA && 3352 local->func->reset_port(local->dev)))) 3353 ret = -EINVAL; 3354 3355 return ret; 3356 } 3357 3358 3359 static int prism2_ioctl_giwencodeext(struct net_device *dev, 3360 struct iw_request_info *info, 3361 struct iw_point *erq, char *extra) 3362 { 3363 struct hostap_interface *iface = netdev_priv(dev); 3364 local_info_t *local = iface->local; 3365 struct lib80211_crypt_data **crypt; 3366 void *sta_ptr; 3367 int max_key_len, i; 3368 struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; 3369 u8 *addr; 3370 3371 max_key_len = erq->length - sizeof(*ext); 3372 if (max_key_len < 0) 3373 return -EINVAL; 3374 3375 i = erq->flags & IW_ENCODE_INDEX; 3376 if (i < 1 || i > WEP_KEYS) 3377 i = local->crypt_info.tx_keyidx; 3378 else 3379 i--; 3380 3381 addr = ext->addr.sa_data; 3382 if (is_broadcast_ether_addr(addr)) { 3383 sta_ptr = NULL; 3384 crypt = &local->crypt_info.crypt[i]; 3385 } else { 3386 i = 0; 3387 sta_ptr = ap_crypt_get_ptrs(local->ap, addr, 0, &crypt); 3388 if (sta_ptr == NULL) 3389 return -EINVAL; 3390 } 3391 erq->flags = i + 1; 3392 memset(ext, 0, sizeof(*ext)); 3393 3394 if (*crypt == NULL || (*crypt)->ops == NULL) { 3395 ext->alg = IW_ENCODE_ALG_NONE; 3396 ext->key_len = 0; 3397 erq->flags |= IW_ENCODE_DISABLED; 3398 } else { 3399 if (strcmp((*crypt)->ops->name, "WEP") == 0) 3400 ext->alg = IW_ENCODE_ALG_WEP; 3401 else if (strcmp((*crypt)->ops->name, "TKIP") == 0) 3402 ext->alg = IW_ENCODE_ALG_TKIP; 3403 else if (strcmp((*crypt)->ops->name, "CCMP") == 0) 3404 ext->alg = IW_ENCODE_ALG_CCMP; 3405 else 3406 return -EINVAL; 3407 3408 if ((*crypt)->ops->get_key) { 3409 ext->key_len = 3410 (*crypt)->ops->get_key(ext->key, 3411 max_key_len, 3412 ext->tx_seq, 3413 (*crypt)->priv); 3414 if (ext->key_len && 3415 (ext->alg == IW_ENCODE_ALG_TKIP || 3416 ext->alg == IW_ENCODE_ALG_CCMP)) 3417 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID; 3418 } 3419 } 3420 3421 if (sta_ptr) 3422 hostap_handle_sta_release(sta_ptr); 3423 3424 return 0; 3425 } 3426 3427 3428 static int prism2_ioctl_set_encryption(local_info_t *local, 3429 struct prism2_hostapd_param *param, 3430 int param_len) 3431 { 3432 int ret = 0; 3433 struct lib80211_crypto_ops *ops; 3434 struct lib80211_crypt_data **crypt; 3435 void *sta_ptr; 3436 3437 param->u.crypt.err = 0; 3438 param->u.crypt.alg[HOSTAP_CRYPT_ALG_NAME_LEN - 1] = '\0'; 3439 3440 if (param_len != 3441 (int) ((char *) param->u.crypt.key - (char *) param) + 3442 param->u.crypt.key_len) 3443 return -EINVAL; 3444 3445 if (is_broadcast_ether_addr(param->sta_addr)) { 3446 if (param->u.crypt.idx >= WEP_KEYS) 3447 return -EINVAL; 3448 sta_ptr = NULL; 3449 crypt = &local->crypt_info.crypt[param->u.crypt.idx]; 3450 } else { 3451 if (param->u.crypt.idx) 3452 return -EINVAL; 3453 sta_ptr = ap_crypt_get_ptrs( 3454 local->ap, param->sta_addr, 3455 (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_PERMANENT), 3456 &crypt); 3457 3458 if (sta_ptr == NULL) { 3459 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; 3460 return -EINVAL; 3461 } 3462 } 3463 3464 if (strcmp(param->u.crypt.alg, "none") == 0) { 3465 if (crypt) 3466 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 3467 goto done; 3468 } 3469 3470 ops = lib80211_get_crypto_ops(param->u.crypt.alg); 3471 if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { 3472 request_module("lib80211_crypt_wep"); 3473 ops = lib80211_get_crypto_ops(param->u.crypt.alg); 3474 } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { 3475 request_module("lib80211_crypt_tkip"); 3476 ops = lib80211_get_crypto_ops(param->u.crypt.alg); 3477 } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { 3478 request_module("lib80211_crypt_ccmp"); 3479 ops = lib80211_get_crypto_ops(param->u.crypt.alg); 3480 } 3481 if (ops == NULL) { 3482 printk(KERN_DEBUG "%s: unknown crypto alg '%s'\n", 3483 local->dev->name, param->u.crypt.alg); 3484 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ALG; 3485 ret = -EINVAL; 3486 goto done; 3487 } 3488 3489 /* station based encryption and other than WEP algorithms require 3490 * host-based encryption, so force them on automatically */ 3491 local->host_decrypt = local->host_encrypt = 1; 3492 3493 if (*crypt == NULL || (*crypt)->ops != ops) { 3494 struct lib80211_crypt_data *new_crypt; 3495 3496 lib80211_crypt_delayed_deinit(&local->crypt_info, crypt); 3497 3498 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data), 3499 GFP_KERNEL); 3500 if (new_crypt == NULL) { 3501 ret = -ENOMEM; 3502 goto done; 3503 } 3504 new_crypt->ops = ops; 3505 new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); 3506 if (new_crypt->priv == NULL) { 3507 kfree(new_crypt); 3508 param->u.crypt.err = 3509 HOSTAP_CRYPT_ERR_CRYPT_INIT_FAILED; 3510 ret = -EINVAL; 3511 goto done; 3512 } 3513 3514 *crypt = new_crypt; 3515 } 3516 3517 if ((!(param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) || 3518 param->u.crypt.key_len > 0) && (*crypt)->ops->set_key && 3519 (*crypt)->ops->set_key(param->u.crypt.key, 3520 param->u.crypt.key_len, param->u.crypt.seq, 3521 (*crypt)->priv) < 0) { 3522 printk(KERN_DEBUG "%s: key setting failed\n", 3523 local->dev->name); 3524 param->u.crypt.err = HOSTAP_CRYPT_ERR_KEY_SET_FAILED; 3525 ret = -EINVAL; 3526 goto done; 3527 } 3528 3529 if (param->u.crypt.flags & HOSTAP_CRYPT_FLAG_SET_TX_KEY) { 3530 if (!sta_ptr) 3531 local->crypt_info.tx_keyidx = param->u.crypt.idx; 3532 else if (param->u.crypt.idx) { 3533 printk(KERN_DEBUG "%s: TX key idx setting failed\n", 3534 local->dev->name); 3535 param->u.crypt.err = 3536 HOSTAP_CRYPT_ERR_TX_KEY_SET_FAILED; 3537 ret = -EINVAL; 3538 goto done; 3539 } 3540 } 3541 3542 done: 3543 if (sta_ptr) 3544 hostap_handle_sta_release(sta_ptr); 3545 3546 /* Do not reset port0 if card is in Managed mode since resetting will 3547 * generate new IEEE 802.11 authentication which may end up in looping 3548 * with IEEE 802.1X. Prism2 documentation seem to require port reset 3549 * after WEP configuration. However, keys are apparently changed at 3550 * least in Managed mode. */ 3551 if (ret == 0 && 3552 (hostap_set_encryption(local) || 3553 (local->iw_mode != IW_MODE_INFRA && 3554 local->func->reset_port(local->dev)))) { 3555 param->u.crypt.err = HOSTAP_CRYPT_ERR_CARD_CONF_FAILED; 3556 return -EINVAL; 3557 } 3558 3559 return ret; 3560 } 3561 3562 3563 static int prism2_ioctl_get_encryption(local_info_t *local, 3564 struct prism2_hostapd_param *param, 3565 int param_len) 3566 { 3567 struct lib80211_crypt_data **crypt; 3568 void *sta_ptr; 3569 int max_key_len; 3570 3571 param->u.crypt.err = 0; 3572 3573 max_key_len = param_len - 3574 (int) ((char *) param->u.crypt.key - (char *) param); 3575 if (max_key_len < 0) 3576 return -EINVAL; 3577 3578 if (is_broadcast_ether_addr(param->sta_addr)) { 3579 sta_ptr = NULL; 3580 if (param->u.crypt.idx >= WEP_KEYS) 3581 param->u.crypt.idx = local->crypt_info.tx_keyidx; 3582 crypt = &local->crypt_info.crypt[param->u.crypt.idx]; 3583 } else { 3584 param->u.crypt.idx = 0; 3585 sta_ptr = ap_crypt_get_ptrs(local->ap, param->sta_addr, 0, 3586 &crypt); 3587 3588 if (sta_ptr == NULL) { 3589 param->u.crypt.err = HOSTAP_CRYPT_ERR_UNKNOWN_ADDR; 3590 return -EINVAL; 3591 } 3592 } 3593 3594 if (*crypt == NULL || (*crypt)->ops == NULL) { 3595 memcpy(param->u.crypt.alg, "none", 5); 3596 param->u.crypt.key_len = 0; 3597 param->u.crypt.idx = 0xff; 3598 } else { 3599 strncpy(param->u.crypt.alg, (*crypt)->ops->name, 3600 HOSTAP_CRYPT_ALG_NAME_LEN); 3601 param->u.crypt.key_len = 0; 3602 3603 memset(param->u.crypt.seq, 0, 8); 3604 if ((*crypt)->ops->get_key) { 3605 param->u.crypt.key_len = 3606 (*crypt)->ops->get_key(param->u.crypt.key, 3607 max_key_len, 3608 param->u.crypt.seq, 3609 (*crypt)->priv); 3610 } 3611 } 3612 3613 if (sta_ptr) 3614 hostap_handle_sta_release(sta_ptr); 3615 3616 return 0; 3617 } 3618 3619 3620 static int prism2_ioctl_get_rid(local_info_t *local, 3621 struct prism2_hostapd_param *param, 3622 int param_len) 3623 { 3624 int max_len, res; 3625 3626 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN; 3627 if (max_len < 0) 3628 return -EINVAL; 3629 3630 res = local->func->get_rid(local->dev, param->u.rid.rid, 3631 param->u.rid.data, param->u.rid.len, 0); 3632 if (res >= 0) { 3633 param->u.rid.len = res; 3634 return 0; 3635 } 3636 3637 return res; 3638 } 3639 3640 3641 static int prism2_ioctl_set_rid(local_info_t *local, 3642 struct prism2_hostapd_param *param, 3643 int param_len) 3644 { 3645 int max_len; 3646 3647 max_len = param_len - PRISM2_HOSTAPD_RID_HDR_LEN; 3648 if (max_len < 0 || max_len < param->u.rid.len) 3649 return -EINVAL; 3650 3651 return local->func->set_rid(local->dev, param->u.rid.rid, 3652 param->u.rid.data, param->u.rid.len); 3653 } 3654 3655 3656 static int prism2_ioctl_set_assoc_ap_addr(local_info_t *local, 3657 struct prism2_hostapd_param *param, 3658 int param_len) 3659 { 3660 printk(KERN_DEBUG "%ssta: associated as client with AP %pM\n", 3661 local->dev->name, param->sta_addr); 3662 memcpy(local->assoc_ap_addr, param->sta_addr, ETH_ALEN); 3663 return 0; 3664 } 3665 3666 3667 static int prism2_ioctl_siwgenie(struct net_device *dev, 3668 struct iw_request_info *info, 3669 struct iw_point *data, char *extra) 3670 { 3671 return prism2_set_genericelement(dev, extra, data->length); 3672 } 3673 3674 3675 static int prism2_ioctl_giwgenie(struct net_device *dev, 3676 struct iw_request_info *info, 3677 struct iw_point *data, char *extra) 3678 { 3679 struct hostap_interface *iface = netdev_priv(dev); 3680 local_info_t *local = iface->local; 3681 int len = local->generic_elem_len - 2; 3682 3683 if (len <= 0 || local->generic_elem == NULL) { 3684 data->length = 0; 3685 return 0; 3686 } 3687 3688 if (data->length < len) 3689 return -E2BIG; 3690 3691 data->length = len; 3692 memcpy(extra, local->generic_elem + 2, len); 3693 3694 return 0; 3695 } 3696 3697 3698 static int prism2_ioctl_set_generic_element(local_info_t *local, 3699 struct prism2_hostapd_param *param, 3700 int param_len) 3701 { 3702 int max_len, len; 3703 3704 len = param->u.generic_elem.len; 3705 max_len = param_len - PRISM2_HOSTAPD_GENERIC_ELEMENT_HDR_LEN; 3706 if (max_len < 0 || max_len < len) 3707 return -EINVAL; 3708 3709 return prism2_set_genericelement(local->dev, 3710 param->u.generic_elem.data, len); 3711 } 3712 3713 3714 static int prism2_ioctl_siwmlme(struct net_device *dev, 3715 struct iw_request_info *info, 3716 struct iw_point *data, char *extra) 3717 { 3718 struct hostap_interface *iface = netdev_priv(dev); 3719 local_info_t *local = iface->local; 3720 struct iw_mlme *mlme = (struct iw_mlme *) extra; 3721 __le16 reason; 3722 3723 reason = cpu_to_le16(mlme->reason_code); 3724 3725 switch (mlme->cmd) { 3726 case IW_MLME_DEAUTH: 3727 return prism2_sta_send_mgmt(local, mlme->addr.sa_data, 3728 IEEE80211_STYPE_DEAUTH, 3729 (u8 *) &reason, 2); 3730 case IW_MLME_DISASSOC: 3731 return prism2_sta_send_mgmt(local, mlme->addr.sa_data, 3732 IEEE80211_STYPE_DISASSOC, 3733 (u8 *) &reason, 2); 3734 default: 3735 return -EOPNOTSUPP; 3736 } 3737 } 3738 3739 3740 static int prism2_ioctl_mlme(local_info_t *local, 3741 struct prism2_hostapd_param *param) 3742 { 3743 __le16 reason; 3744 3745 reason = cpu_to_le16(param->u.mlme.reason_code); 3746 switch (param->u.mlme.cmd) { 3747 case MLME_STA_DEAUTH: 3748 return prism2_sta_send_mgmt(local, param->sta_addr, 3749 IEEE80211_STYPE_DEAUTH, 3750 (u8 *) &reason, 2); 3751 case MLME_STA_DISASSOC: 3752 return prism2_sta_send_mgmt(local, param->sta_addr, 3753 IEEE80211_STYPE_DISASSOC, 3754 (u8 *) &reason, 2); 3755 default: 3756 return -EOPNOTSUPP; 3757 } 3758 } 3759 3760 3761 static int prism2_ioctl_scan_req(local_info_t *local, 3762 struct prism2_hostapd_param *param) 3763 { 3764 #ifndef PRISM2_NO_STATION_MODES 3765 if ((local->iw_mode != IW_MODE_INFRA && 3766 local->iw_mode != IW_MODE_ADHOC) || 3767 (local->sta_fw_ver < PRISM2_FW_VER(1,3,1))) 3768 return -EOPNOTSUPP; 3769 3770 if (!local->dev_enabled) 3771 return -ENETDOWN; 3772 3773 return prism2_request_hostscan(local->dev, param->u.scan_req.ssid, 3774 param->u.scan_req.ssid_len); 3775 #else /* PRISM2_NO_STATION_MODES */ 3776 return -EOPNOTSUPP; 3777 #endif /* PRISM2_NO_STATION_MODES */ 3778 } 3779 3780 3781 static int prism2_ioctl_priv_hostapd(local_info_t *local, struct iw_point *p) 3782 { 3783 struct prism2_hostapd_param *param; 3784 int ret = 0; 3785 int ap_ioctl = 0; 3786 3787 if (p->length < sizeof(struct prism2_hostapd_param) || 3788 p->length > PRISM2_HOSTAPD_MAX_BUF_SIZE || !p->pointer) 3789 return -EINVAL; 3790 3791 param = memdup_user(p->pointer, p->length); 3792 if (IS_ERR(param)) { 3793 return PTR_ERR(param); 3794 } 3795 3796 switch (param->cmd) { 3797 case PRISM2_SET_ENCRYPTION: 3798 ret = prism2_ioctl_set_encryption(local, param, p->length); 3799 break; 3800 case PRISM2_GET_ENCRYPTION: 3801 ret = prism2_ioctl_get_encryption(local, param, p->length); 3802 break; 3803 case PRISM2_HOSTAPD_GET_RID: 3804 ret = prism2_ioctl_get_rid(local, param, p->length); 3805 break; 3806 case PRISM2_HOSTAPD_SET_RID: 3807 ret = prism2_ioctl_set_rid(local, param, p->length); 3808 break; 3809 case PRISM2_HOSTAPD_SET_ASSOC_AP_ADDR: 3810 ret = prism2_ioctl_set_assoc_ap_addr(local, param, p->length); 3811 break; 3812 case PRISM2_HOSTAPD_SET_GENERIC_ELEMENT: 3813 ret = prism2_ioctl_set_generic_element(local, param, 3814 p->length); 3815 break; 3816 case PRISM2_HOSTAPD_MLME: 3817 ret = prism2_ioctl_mlme(local, param); 3818 break; 3819 case PRISM2_HOSTAPD_SCAN_REQ: 3820 ret = prism2_ioctl_scan_req(local, param); 3821 break; 3822 default: 3823 ret = prism2_hostapd(local->ap, param); 3824 ap_ioctl = 1; 3825 break; 3826 } 3827 3828 if (ret == 1 || !ap_ioctl) { 3829 if (copy_to_user(p->pointer, param, p->length)) { 3830 ret = -EFAULT; 3831 goto out; 3832 } else if (ap_ioctl) 3833 ret = 0; 3834 } 3835 3836 out: 3837 kfree(param); 3838 return ret; 3839 } 3840 3841 3842 static void prism2_get_drvinfo(struct net_device *dev, 3843 struct ethtool_drvinfo *info) 3844 { 3845 struct hostap_interface *iface; 3846 local_info_t *local; 3847 3848 iface = netdev_priv(dev); 3849 local = iface->local; 3850 3851 strscpy(info->driver, "hostap", sizeof(info->driver)); 3852 snprintf(info->fw_version, sizeof(info->fw_version), 3853 "%d.%d.%d", (local->sta_fw_ver >> 16) & 0xff, 3854 (local->sta_fw_ver >> 8) & 0xff, 3855 local->sta_fw_ver & 0xff); 3856 } 3857 3858 const struct ethtool_ops prism2_ethtool_ops = { 3859 .get_drvinfo = prism2_get_drvinfo 3860 }; 3861 3862 3863 /* Structures to export the Wireless Handlers */ 3864 3865 static const iw_handler prism2_handler[] = 3866 { 3867 (iw_handler) NULL, /* SIOCSIWCOMMIT */ 3868 (iw_handler) prism2_get_name, /* SIOCGIWNAME */ 3869 (iw_handler) NULL, /* SIOCSIWNWID */ 3870 (iw_handler) NULL, /* SIOCGIWNWID */ 3871 (iw_handler) prism2_ioctl_siwfreq, /* SIOCSIWFREQ */ 3872 (iw_handler) prism2_ioctl_giwfreq, /* SIOCGIWFREQ */ 3873 (iw_handler) prism2_ioctl_siwmode, /* SIOCSIWMODE */ 3874 (iw_handler) prism2_ioctl_giwmode, /* SIOCGIWMODE */ 3875 (iw_handler) prism2_ioctl_siwsens, /* SIOCSIWSENS */ 3876 (iw_handler) prism2_ioctl_giwsens, /* SIOCGIWSENS */ 3877 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ 3878 (iw_handler) prism2_ioctl_giwrange, /* SIOCGIWRANGE */ 3879 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ 3880 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ 3881 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ 3882 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ 3883 iw_handler_set_spy, /* SIOCSIWSPY */ 3884 iw_handler_get_spy, /* SIOCGIWSPY */ 3885 iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ 3886 iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ 3887 (iw_handler) prism2_ioctl_siwap, /* SIOCSIWAP */ 3888 (iw_handler) prism2_ioctl_giwap, /* SIOCGIWAP */ 3889 (iw_handler) prism2_ioctl_siwmlme, /* SIOCSIWMLME */ 3890 (iw_handler) prism2_ioctl_giwaplist, /* SIOCGIWAPLIST */ 3891 (iw_handler) prism2_ioctl_siwscan, /* SIOCSIWSCAN */ 3892 (iw_handler) prism2_ioctl_giwscan, /* SIOCGIWSCAN */ 3893 (iw_handler) prism2_ioctl_siwessid, /* SIOCSIWESSID */ 3894 (iw_handler) prism2_ioctl_giwessid, /* SIOCGIWESSID */ 3895 (iw_handler) prism2_ioctl_siwnickn, /* SIOCSIWNICKN */ 3896 (iw_handler) prism2_ioctl_giwnickn, /* SIOCGIWNICKN */ 3897 (iw_handler) NULL, /* -- hole -- */ 3898 (iw_handler) NULL, /* -- hole -- */ 3899 (iw_handler) prism2_ioctl_siwrate, /* SIOCSIWRATE */ 3900 (iw_handler) prism2_ioctl_giwrate, /* SIOCGIWRATE */ 3901 (iw_handler) prism2_ioctl_siwrts, /* SIOCSIWRTS */ 3902 (iw_handler) prism2_ioctl_giwrts, /* SIOCGIWRTS */ 3903 (iw_handler) prism2_ioctl_siwfrag, /* SIOCSIWFRAG */ 3904 (iw_handler) prism2_ioctl_giwfrag, /* SIOCGIWFRAG */ 3905 (iw_handler) prism2_ioctl_siwtxpow, /* SIOCSIWTXPOW */ 3906 (iw_handler) prism2_ioctl_giwtxpow, /* SIOCGIWTXPOW */ 3907 (iw_handler) prism2_ioctl_siwretry, /* SIOCSIWRETRY */ 3908 (iw_handler) prism2_ioctl_giwretry, /* SIOCGIWRETRY */ 3909 (iw_handler) prism2_ioctl_siwencode, /* SIOCSIWENCODE */ 3910 (iw_handler) prism2_ioctl_giwencode, /* SIOCGIWENCODE */ 3911 (iw_handler) prism2_ioctl_siwpower, /* SIOCSIWPOWER */ 3912 (iw_handler) prism2_ioctl_giwpower, /* SIOCGIWPOWER */ 3913 (iw_handler) NULL, /* -- hole -- */ 3914 (iw_handler) NULL, /* -- hole -- */ 3915 (iw_handler) prism2_ioctl_siwgenie, /* SIOCSIWGENIE */ 3916 (iw_handler) prism2_ioctl_giwgenie, /* SIOCGIWGENIE */ 3917 (iw_handler) prism2_ioctl_siwauth, /* SIOCSIWAUTH */ 3918 (iw_handler) prism2_ioctl_giwauth, /* SIOCGIWAUTH */ 3919 (iw_handler) prism2_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */ 3920 (iw_handler) prism2_ioctl_giwencodeext, /* SIOCGIWENCODEEXT */ 3921 (iw_handler) NULL, /* SIOCSIWPMKSA */ 3922 (iw_handler) NULL, /* -- hole -- */ 3923 }; 3924 3925 static const iw_handler prism2_private_handler[] = 3926 { /* SIOCIWFIRSTPRIV + */ 3927 (iw_handler) prism2_ioctl_priv_prism2_param, /* 0 */ 3928 (iw_handler) prism2_ioctl_priv_get_prism2_param, /* 1 */ 3929 (iw_handler) prism2_ioctl_priv_writemif, /* 2 */ 3930 (iw_handler) prism2_ioctl_priv_readmif, /* 3 */ 3931 }; 3932 3933 const struct iw_handler_def hostap_iw_handler_def = 3934 { 3935 .num_standard = ARRAY_SIZE(prism2_handler), 3936 .num_private = ARRAY_SIZE(prism2_private_handler), 3937 .num_private_args = ARRAY_SIZE(prism2_priv), 3938 .standard = (iw_handler *) prism2_handler, 3939 .private = (iw_handler *) prism2_private_handler, 3940 .private_args = (struct iw_priv_args *) prism2_priv, 3941 .get_wireless_stats = hostap_get_wireless_stats, 3942 }; 3943 3944 /* Private ioctls (iwpriv) that have not yet been converted 3945 * into new wireless extensions API */ 3946 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) 3947 { 3948 struct iwreq *wrq = (struct iwreq *) ifr; 3949 struct hostap_interface *iface; 3950 local_info_t *local; 3951 int ret = 0; 3952 3953 iface = netdev_priv(dev); 3954 local = iface->local; 3955 3956 switch (cmd) { 3957 case PRISM2_IOCTL_INQUIRE: 3958 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3959 else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name); 3960 break; 3961 3962 case PRISM2_IOCTL_MONITOR: 3963 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3964 else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name); 3965 break; 3966 3967 case PRISM2_IOCTL_RESET: 3968 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3969 else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name); 3970 break; 3971 3972 case PRISM2_IOCTL_WDS_ADD: 3973 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3974 else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1); 3975 break; 3976 3977 case PRISM2_IOCTL_WDS_DEL: 3978 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3979 else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0); 3980 break; 3981 3982 case PRISM2_IOCTL_SET_RID_WORD: 3983 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3984 else ret = prism2_ioctl_priv_set_rid_word(dev, 3985 (int *) wrq->u.name); 3986 break; 3987 3988 #ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT 3989 case PRISM2_IOCTL_MACCMD: 3990 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3991 else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name); 3992 break; 3993 3994 case PRISM2_IOCTL_ADDMAC: 3995 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 3996 else ret = ap_control_add_mac(&local->ap->mac_restrictions, 3997 wrq->u.ap_addr.sa_data); 3998 break; 3999 case PRISM2_IOCTL_DELMAC: 4000 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 4001 else ret = ap_control_del_mac(&local->ap->mac_restrictions, 4002 wrq->u.ap_addr.sa_data); 4003 break; 4004 case PRISM2_IOCTL_KICKMAC: 4005 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 4006 else ret = ap_control_kick_mac(local->ap, local->dev, 4007 wrq->u.ap_addr.sa_data); 4008 break; 4009 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */ 4010 default: 4011 ret = -EOPNOTSUPP; 4012 break; 4013 } 4014 4015 return ret; 4016 } 4017 4018 /* Private ioctls that are not used with iwpriv; 4019 * in SIOCDEVPRIVATE range */ 4020 int hostap_siocdevprivate(struct net_device *dev, struct ifreq *ifr, 4021 void __user *data, int cmd) 4022 { 4023 struct iwreq *wrq = (struct iwreq *)ifr; 4024 struct hostap_interface *iface; 4025 local_info_t *local; 4026 int ret = 0; 4027 4028 iface = netdev_priv(dev); 4029 local = iface->local; 4030 4031 if (in_compat_syscall()) /* not implemented yet */ 4032 return -EOPNOTSUPP; 4033 4034 switch (cmd) { 4035 #ifdef PRISM2_DOWNLOAD_SUPPORT 4036 case PRISM2_IOCTL_DOWNLOAD: 4037 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 4038 else ret = prism2_ioctl_priv_download(local, &wrq->u.data); 4039 break; 4040 #endif /* PRISM2_DOWNLOAD_SUPPORT */ 4041 4042 case PRISM2_IOCTL_HOSTAPD: 4043 if (!capable(CAP_NET_ADMIN)) ret = -EPERM; 4044 else ret = prism2_ioctl_priv_hostapd(local, &wrq->u.data); 4045 break; 4046 4047 default: 4048 ret = -EOPNOTSUPP; 4049 break; 4050 } 4051 4052 return ret; 4053 } 4054