net/mac80211/wext.c

   1 /*
   2  * Copyright 2002-2005, Instant802 Networks, Inc.
   3  * Copyright 2005-2006, Devicescape Software, Inc.
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #include <linux/module.h>
  11 #include <linux/init.h>
  12 #include <linux/netdevice.h>
  13 #include <linux/types.h>
  14 #include <linux/slab.h>
  15 #include <linux/skbuff.h>
  16 #include <linux/etherdevice.h>
  17 #include <linux/if_arp.h>
  18 #include <linux/wireless.h>
  19 #include <net/iw_handler.h>
  20 #include <asm/uaccess.h>
  21
  22 #include <net/mac80211.h>
  23 #include "ieee80211_i.h"
  24 #include "led.h"
  25 #include "rate.h"
  26 #include "wpa.h"
  27 #include "aes_ccm.h"
  28
  29
  30 static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr,
  31                                     int idx, int alg, int remove,
  32                                     int set_tx_key, const u8 *_key,
  33                                     size_t key_len)
  34 {
  35         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
  36         struct sta_info *sta;
  37         struct ieee80211_key *key;
  38         struct ieee80211_sub_if_data *sdata;
  39         int err;
  40
  41         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
  42
  43         if (idx < 0 || idx >= NUM_DEFAULT_KEYS) {
  44                 printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n",
  45                        dev->name, idx);
  46                 return -EINVAL;
  47         }
  48
  49         if (remove) {
  50                 rcu_read_lock();
  51
  52                 err = 0;
  53
  54                 if (is_broadcast_ether_addr(sta_addr)) {
  55                         key = sdata->keys[idx];
  56                 } else {
  57                         sta = sta_info_get(local, sta_addr);
  58                         if (!sta) {
  59                                 err = -ENOENT;
  60                                 goto out_unlock;
  61                         }
  62                         key = sta->key;
  63                 }
  64
  65                 ieee80211_key_free(key);
  66         } else {
  67                 key = ieee80211_key_alloc(alg, idx, key_len, _key);
  68                 if (!key)
  69                         return -ENOMEM;
  70
  71                 sta = NULL;
  72                 err = 0;
  73
  74                 rcu_read_lock();
  75
  76                 if (!is_broadcast_ether_addr(sta_addr)) {
  77                         set_tx_key = 0;
  78                         /*
  79                          * According to the standard, the key index of a
  80                          * pairwise key must be zero. However, some AP are
  81                          * broken when it comes to WEP key indices, so we
  82                          * work around this.
  83                          */
  84                         if (idx != 0 && alg != ALG_WEP) {
  85                                 ieee80211_key_free(key);
  86                                 err = -EINVAL;
  87                                 goto out_unlock;
  88                         }
  89
  90                         sta = sta_info_get(local, sta_addr);
  91                         if (!sta) {
  92                                 ieee80211_key_free(key);
  93                                 err = -ENOENT;
  94                                 goto out_unlock;
  95                         }
  96                 }
  97
  98                 if (alg == ALG_WEP &&
  99                         key_len != LEN_WEP40 && key_len != LEN_WEP104) {
 100                         ieee80211_key_free(key);
 101                         err = -EINVAL;
 102                         goto out_unlock;
 103                 }
 104
 105                 ieee80211_key_link(key, sdata, sta);
 106
 107                 if (set_tx_key || (!sta && !sdata->default_key && key))
 108                         ieee80211_set_default_key(sdata, idx);
 109         }
 110
 111  out_unlock:
 112         rcu_read_unlock();
 113
 114         return err;
 115 }
 116
 117 static int ieee80211_ioctl_siwgenie(struct net_device *dev,
 118                                     struct iw_request_info *info,
 119                                     struct iw_point *data, char *extra)
 120 {
 121         struct ieee80211_sub_if_data *sdata;
 122
 123         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 124
 125         if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME)
 126                 return -EOPNOTSUPP;
 127
 128         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
 129             sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 130                 int ret = ieee80211_sta_set_extra_ie(dev, extra, data->length);
 131                 if (ret)
 132                         return ret;
 133                 sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
 134                 ieee80211_sta_req_auth(dev, &sdata->u.sta);
 135                 return 0;
 136         }
 137
 138         return -EOPNOTSUPP;
 139 }
 140
 141 static int ieee80211_ioctl_giwname(struct net_device *dev,
 142                                    struct iw_request_info *info,
 143                                    char *name, char *extra)
 144 {
 145         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 146         struct ieee80211_supported_band *sband;
 147         u8 is_ht = 0, is_a = 0, is_b = 0, is_g = 0;
 148
 149
 150         sband = local->hw.wiphy->bands[IEEE80211_BAND_5GHZ];
 151         if (sband) {
 152                 is_a = 1;
 153                 is_ht |= sband->ht_info.ht_supported;
 154         }
 155
 156         sband = local->hw.wiphy->bands[IEEE80211_BAND_2GHZ];
 157         if (sband) {
 158                 int i;
 159                 /* Check for mandatory rates */
 160                 for (i = 0; i < sband->n_bitrates; i++) {
 161                         if (sband->bitrates[i].bitrate == 10)
 162                                 is_b = 1;
 163                         if (sband->bitrates[i].bitrate == 60)
 164                                 is_g = 1;
 165                 }
 166                 is_ht |= sband->ht_info.ht_supported;
 167         }
 168
 169         strcpy(name, "IEEE 802.11");
 170         if (is_a)
 171                 strcat(name, "a");
 172         if (is_b)
 173                 strcat(name, "b");
 174         if (is_g)
 175                 strcat(name, "g");
 176         if (is_ht)
 177                 strcat(name, "n");
 178
 179         return 0;
 180 }
 181
 182
 183 static int ieee80211_ioctl_giwrange(struct net_device *dev,
 184                                  struct iw_request_info *info,
 185                                  struct iw_point *data, char *extra)
 186 {
 187         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 188         struct iw_range *range = (struct iw_range *) extra;
 189         enum ieee80211_band band;
 190         int c = 0;
 191
 192         data->length = sizeof(struct iw_range);
 193         memset(range, 0, sizeof(struct iw_range));
 194
 195         range->we_version_compiled = WIRELESS_EXT;
 196         range->we_version_source = 21;
 197         range->retry_capa = IW_RETRY_LIMIT;
 198         range->retry_flags = IW_RETRY_LIMIT;
 199         range->min_retry = 0;
 200         range->max_retry = 255;
 201         range->min_rts = 0;
 202         range->max_rts = 2347;
 203         range->min_frag = 256;
 204         range->max_frag = 2346;
 205
 206         range->encoding_size[0] = 5;
 207         range->encoding_size[1] = 13;
 208         range->num_encoding_sizes = 2;
 209         range->max_encoding_tokens = NUM_DEFAULT_KEYS;
 210
 211         if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC ||
 212             local->hw.flags & IEEE80211_HW_SIGNAL_DB)
 213                 range->max_qual.level = local->hw.max_signal;
 214         else if  (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)
 215                 range->max_qual.level = -110;
 216         else
 217                 range->max_qual.level = 0;
 218
 219         if (local->hw.flags & IEEE80211_HW_NOISE_DBM)
 220                 range->max_qual.noise = -110;
 221         else
 222                 range->max_qual.noise = 0;
 223
 224         range->max_qual.qual = 100;
 225         range->max_qual.updated = local->wstats_flags;
 226
 227         range->avg_qual.qual = 50;
 228         /* not always true but better than nothing */
 229         range->avg_qual.level = range->max_qual.level / 2;
 230         range->avg_qual.noise = range->max_qual.noise / 2;
 231         range->avg_qual.updated = local->wstats_flags;
 232
 233         range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |
 234                           IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
 235
 236
 237         for (band = 0; band < IEEE80211_NUM_BANDS; band ++) {
 238                 int i;
 239                 struct ieee80211_supported_band *sband;
 240
 241                 sband = local->hw.wiphy->bands[band];
 242
 243                 if (!sband)
 244                         continue;
 245
 246                 for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) {
 247                         struct ieee80211_channel *chan = &sband->channels[i];
 248
 249                         if (!(chan->flags & IEEE80211_CHAN_DISABLED)) {
 250                                 range->freq[c].i =
 251                                         ieee80211_frequency_to_channel(
 252                                                 chan->center_freq);
 253                                 range->freq[c].m = chan->center_freq;
 254                                 range->freq[c].e = 6;
 255                                 c++;
 256                         }
 257                 }
 258         }
 259         range->num_channels = c;
 260         range->num_frequency = c;
 261
 262         IW_EVENT_CAPA_SET_KERNEL(range->event_capa);
 263         IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP);
 264         IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN);
 265
 266         range->scan_capa |= IW_SCAN_CAPA_ESSID;
 267
 268         return 0;
 269 }
 270
 271
 272 static int ieee80211_ioctl_siwmode(struct net_device *dev,
 273                                    struct iw_request_info *info,
 274                                    __u32 *mode, char *extra)
 275 {
 276         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 277         int type;
 278
 279         if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN)
 280                 return -EOPNOTSUPP;
 281
 282         switch (*mode) {
 283         case IW_MODE_INFRA:
 284                 type = IEEE80211_IF_TYPE_STA;
 285                 break;
 286         case IW_MODE_ADHOC:
 287                 type = IEEE80211_IF_TYPE_IBSS;
 288                 break;
 289         case IW_MODE_REPEAT:
 290                 type = IEEE80211_IF_TYPE_WDS;
 291                 break;
 292         case IW_MODE_MONITOR:
 293                 type = IEEE80211_IF_TYPE_MNTR;
 294                 break;
 295         default:
 296                 return -EINVAL;
 297         }
 298
 299         return ieee80211_if_change_type(sdata, type);
 300 }
 301
 302
 303 static int ieee80211_ioctl_giwmode(struct net_device *dev,
 304                                    struct iw_request_info *info,
 305                                    __u32 *mode, char *extra)
 306 {
 307         struct ieee80211_sub_if_data *sdata;
 308
 309         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 310         switch (sdata->vif.type) {
 311         case IEEE80211_IF_TYPE_AP:
 312                 *mode = IW_MODE_MASTER;
 313                 break;
 314         case IEEE80211_IF_TYPE_STA:
 315                 *mode = IW_MODE_INFRA;
 316                 break;
 317         case IEEE80211_IF_TYPE_IBSS:
 318                 *mode = IW_MODE_ADHOC;
 319                 break;
 320         case IEEE80211_IF_TYPE_MNTR:
 321                 *mode = IW_MODE_MONITOR;
 322                 break;
 323         case IEEE80211_IF_TYPE_WDS:
 324                 *mode = IW_MODE_REPEAT;
 325                 break;
 326         case IEEE80211_IF_TYPE_VLAN:
 327                 *mode = IW_MODE_SECOND;         /* FIXME */
 328                 break;
 329         default:
 330                 *mode = IW_MODE_AUTO;
 331                 break;
 332         }
 333         return 0;
 334 }
 335
 336 int ieee80211_set_freq(struct net_device *dev, int freqMHz)
 337 {
 338         int ret = -EINVAL;
 339         struct ieee80211_channel *chan;
 340         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 341         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 342
 343         chan = ieee80211_get_channel(local->hw.wiphy, freqMHz);
 344
 345         if (chan && !(chan->flags & IEEE80211_CHAN_DISABLED)) {
 346                 if (sdata->vif.type == IEEE80211_IF_TYPE_IBSS &&
 347                     chan->flags & IEEE80211_CHAN_NO_IBSS) {
 348                         printk(KERN_DEBUG "%s: IBSS not allowed on frequency "
 349                                 "%d MHz\n", dev->name, chan->center_freq);
 350                         return ret;
 351                 }
 352                 local->oper_channel = chan;
 353
 354                 if (local->sta_sw_scanning || local->sta_hw_scanning)
 355                         ret = 0;
 356                 else
 357                         ret = ieee80211_hw_config(local);
 358
 359                 rate_control_clear(local);
 360         }
 361
 362         return ret;
 363 }
 364
 365 static int ieee80211_ioctl_siwfreq(struct net_device *dev,
 366                                    struct iw_request_info *info,
 367                                    struct iw_freq *freq, char *extra)
 368 {
 369         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 370
 371         if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
 372                 sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL;
 373
 374         /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
 375         if (freq->e == 0) {
 376                 if (freq->m < 0) {
 377                         if (sdata->vif.type == IEEE80211_IF_TYPE_STA)
 378                                 sdata->u.sta.flags |=
 379                                         IEEE80211_STA_AUTO_CHANNEL_SEL;
 380                         return 0;
 381                 } else
 382                         return ieee80211_set_freq(dev,
 383                                 ieee80211_channel_to_frequency(freq->m));
 384         } else {
 385                 int i, div = 1000000;
 386                 for (i = 0; i < freq->e; i++)
 387                         div /= 10;
 388                 if (div > 0)
 389                         return ieee80211_set_freq(dev, freq->m / div);
 390                 else
 391                         return -EINVAL;
 392         }
 393 }
 394
 395
 396 static int ieee80211_ioctl_giwfreq(struct net_device *dev,
 397                                    struct iw_request_info *info,
 398                                    struct iw_freq *freq, char *extra)
 399 {
 400         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 401
 402         freq->m = local->hw.conf.channel->center_freq;
 403         freq->e = 6;
 404
 405         return 0;
 406 }
 407
 408
 409 static int ieee80211_ioctl_siwessid(struct net_device *dev,
 410                                     struct iw_request_info *info,
 411                                     struct iw_point *data, char *ssid)
 412 {
 413         struct ieee80211_sub_if_data *sdata;
 414         size_t len = data->length;
 415
 416         /* iwconfig uses nul termination in SSID.. */
 417         if (len > 0 && ssid[len - 1] == '\0')
 418                 len--;
 419
 420         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 421         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
 422             sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 423                 int ret;
 424                 if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
 425                         if (len > IEEE80211_MAX_SSID_LEN)
 426                                 return -EINVAL;
 427                         memcpy(sdata->u.sta.ssid, ssid, len);
 428                         sdata->u.sta.ssid_len = len;
 429                         return 0;
 430                 }
 431                 if (data->flags)
 432                         sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL;
 433                 else
 434                         sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL;
 435                 ret = ieee80211_sta_set_ssid(dev, ssid, len);
 436                 if (ret)
 437                         return ret;
 438                 ieee80211_sta_req_auth(dev, &sdata->u.sta);
 439                 return 0;
 440         }
 441
 442         if (sdata->vif.type == IEEE80211_IF_TYPE_AP) {
 443                 memcpy(sdata->u.ap.ssid, ssid, len);
 444                 memset(sdata->u.ap.ssid + len, 0,
 445                        IEEE80211_MAX_SSID_LEN - len);
 446                 sdata->u.ap.ssid_len = len;
 447                 return ieee80211_if_config(sdata, IEEE80211_IFCC_SSID);
 448         }
 449         return -EOPNOTSUPP;
 450 }
 451
 452
 453 static int ieee80211_ioctl_giwessid(struct net_device *dev,
 454                                     struct iw_request_info *info,
 455                                     struct iw_point *data, char *ssid)
 456 {
 457         size_t len;
 458
 459         struct ieee80211_sub_if_data *sdata;
 460         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 461         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
 462             sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 463                 int res = ieee80211_sta_get_ssid(dev, ssid, &len);
 464                 if (res == 0) {
 465                         data->length = len;
 466                         data->flags = 1;
 467                 } else
 468                         data->flags = 0;
 469                 return res;
 470         }
 471
 472         if (sdata->vif.type == IEEE80211_IF_TYPE_AP) {
 473                 len = sdata->u.ap.ssid_len;
 474                 if (len > IW_ESSID_MAX_SIZE)
 475                         len = IW_ESSID_MAX_SIZE;
 476                 memcpy(ssid, sdata->u.ap.ssid, len);
 477                 data->length = len;
 478                 data->flags = 1;
 479                 return 0;
 480         }
 481         return -EOPNOTSUPP;
 482 }
 483
 484
 485 static int ieee80211_ioctl_siwap(struct net_device *dev,
 486                                  struct iw_request_info *info,
 487                                  struct sockaddr *ap_addr, char *extra)
 488 {
 489         struct ieee80211_sub_if_data *sdata;
 490
 491         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 492         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
 493             sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 494                 int ret;
 495                 if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) {
 496                         memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data,
 497                                ETH_ALEN);
 498                         return 0;
 499                 }
 500                 if (is_zero_ether_addr((u8 *) &ap_addr->sa_data))
 501                         sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL |
 502                                 IEEE80211_STA_AUTO_CHANNEL_SEL;
 503                 else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data))
 504                         sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL;
 505                 else
 506                         sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
 507                 ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data);
 508                 if (ret)
 509                         return ret;
 510                 ieee80211_sta_req_auth(dev, &sdata->u.sta);
 511                 return 0;
 512         } else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) {
 513                 /*
 514                  * If it is necessary to update the WDS peer address
 515                  * while the interface is running, then we need to do
 516                  * more work here, namely if it is running we need to
 517                  * add a new and remove the old STA entry, this is
 518                  * normally handled by _open() and _stop().
 519                  */
 520                 if (netif_running(dev))
 521                         return -EBUSY;
 522
 523                 memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
 524                        ETH_ALEN);
 525
 526                 return 0;
 527         }
 528
 529         return -EOPNOTSUPP;
 530 }
 531
 532
 533 static int ieee80211_ioctl_giwap(struct net_device *dev,
 534                                  struct iw_request_info *info,
 535                                  struct sockaddr *ap_addr, char *extra)
 536 {
 537         struct ieee80211_sub_if_data *sdata;
 538
 539         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 540         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
 541             sdata->vif.type == IEEE80211_IF_TYPE_IBSS) {
 542                 if (sdata->u.sta.state == IEEE80211_ASSOCIATED ||
 543                     sdata->u.sta.state == IEEE80211_IBSS_JOINED) {
 544                         ap_addr->sa_family = ARPHRD_ETHER;
 545                         memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN);
 546                         return 0;
 547                 } else {
 548                         memset(&ap_addr->sa_data, 0, ETH_ALEN);
 549                         return 0;
 550                 }
 551         } else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) {
 552                 ap_addr->sa_family = ARPHRD_ETHER;
 553                 memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
 554                 return 0;
 555         }
 556
 557         return -EOPNOTSUPP;
 558 }
 559
 560
 561 static int ieee80211_ioctl_siwscan(struct net_device *dev,
 562                                    struct iw_request_info *info,
 563                                    union iwreq_data *wrqu, char *extra)
 564 {
 565         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 566         struct iw_scan_req *req = NULL;
 567         u8 *ssid = NULL;
 568         size_t ssid_len = 0;
 569
 570         if (!netif_running(dev))
 571                 return -ENETDOWN;
 572
 573         if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
 574             sdata->vif.type != IEEE80211_IF_TYPE_IBSS &&
 575             sdata->vif.type != IEEE80211_IF_TYPE_MESH_POINT &&
 576             sdata->vif.type != IEEE80211_IF_TYPE_AP)
 577                 return -EOPNOTSUPP;
 578
 579         /* if SSID was specified explicitly then use that */
 580         if (wrqu->data.length == sizeof(struct iw_scan_req) &&
 581             wrqu->data.flags & IW_SCAN_THIS_ESSID) {
 582                 req = (struct iw_scan_req *)extra;
 583                 ssid = req->essid;
 584                 ssid_len = req->essid_len;
 585         }
 586
 587         return ieee80211_sta_req_scan(dev, ssid, ssid_len);
 588 }
 589
 590
 591 static int ieee80211_ioctl_giwscan(struct net_device *dev,
 592                                    struct iw_request_info *info,
 593                                    struct iw_point *data, char *extra)
 594 {
 595         int res;
 596         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 597
 598         if (local->sta_sw_scanning || local->sta_hw_scanning)
 599                 return -EAGAIN;
 600
 601         res = ieee80211_sta_scan_results(dev, info, extra, data->length);
 602         if (res >= 0) {
 603                 data->length = res;
 604                 return 0;
 605         }
 606         data->length = 0;
 607         return res;
 608 }
 609
 610
 611 static int ieee80211_ioctl_siwrate(struct net_device *dev,
 612                                   struct iw_request_info *info,
 613                                   struct iw_param *rate, char *extra)
 614 {
 615         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 616         int i, err = -EINVAL;
 617         u32 target_rate = rate->value / 100000;
 618         struct ieee80211_sub_if_data *sdata;
 619         struct ieee80211_supported_band *sband;
 620
 621         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 622
 623         sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
 624
 625         /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
 626          * target_rate = X, rate->fixed = 1 means only rate X
 627          * target_rate = X, rate->fixed = 0 means all rates <= X */
 628         sdata->max_ratectrl_rateidx = -1;
 629         sdata->force_unicast_rateidx = -1;
 630         if (rate->value < 0)
 631                 return 0;
 632
 633         for (i=0; i< sband->n_bitrates; i++) {
 634                 struct ieee80211_rate *brate = &sband->bitrates[i];
 635                 int this_rate = brate->bitrate;
 636
 637                 if (target_rate == this_rate) {
 638                         sdata->max_ratectrl_rateidx = i;
 639                         if (rate->fixed)
 640                                 sdata->force_unicast_rateidx = i;
 641                         err = 0;
 642                         break;
 643                 }
 644         }
 645         return err;
 646 }
 647
 648 static int ieee80211_ioctl_giwrate(struct net_device *dev,
 649                                   struct iw_request_info *info,
 650                                   struct iw_param *rate, char *extra)
 651 {
 652         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 653         struct sta_info *sta;
 654         struct ieee80211_sub_if_data *sdata;
 655         struct ieee80211_supported_band *sband;
 656
 657         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 658
 659         if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
 660                 return -EOPNOTSUPP;
 661
 662         sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
 663
 664         rcu_read_lock();
 665
 666         sta = sta_info_get(local, sdata->u.sta.bssid);
 667
 668         if (sta && sta->txrate_idx < sband->n_bitrates)
 669                 rate->value = sband->bitrates[sta->txrate_idx].bitrate;
 670         else
 671                 rate->value = 0;
 672
 673         rcu_read_unlock();
 674
 675         if (!sta)
 676                 return -ENODEV;
 677
 678         rate->value *= 100000;
 679
 680         return 0;
 681 }
 682
 683 static int ieee80211_ioctl_siwtxpower(struct net_device *dev,
 684                                       struct iw_request_info *info,
 685                                       union iwreq_data *data, char *extra)
 686 {
 687         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 688         bool need_reconfig = 0;
 689         int new_power_level;
 690
 691         if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM)
 692                 return -EINVAL;
 693         if (data->txpower.flags & IW_TXPOW_RANGE)
 694                 return -EINVAL;
 695
 696         if (data->txpower.fixed) {
 697                 new_power_level = data->txpower.value;
 698         } else {
 699                 /*
 700                  * Automatic power level. Use maximum power for the current
 701                  * channel. Should be part of rate control.
 702                  */
 703                 struct ieee80211_channel* chan = local->hw.conf.channel;
 704                 if (!chan)
 705                         return -EINVAL;
 706
 707                 new_power_level = chan->max_power;
 708         }
 709
 710         if (local->hw.conf.power_level != new_power_level) {
 711                 local->hw.conf.power_level = new_power_level;
 712                 need_reconfig = 1;
 713         }
 714
 715         if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) {
 716                 local->hw.conf.radio_enabled = !(data->txpower.disabled);
 717                 need_reconfig = 1;
 718                 ieee80211_led_radio(local, local->hw.conf.radio_enabled);
 719         }
 720
 721         if (need_reconfig) {
 722                 ieee80211_hw_config(local);
 723                 /* The return value of hw_config is not of big interest here,
 724                  * as it doesn't say that it failed because of _this_ config
 725                  * change or something else. Ignore it. */
 726         }
 727
 728         return 0;
 729 }
 730
 731 static int ieee80211_ioctl_giwtxpower(struct net_device *dev,
 732                                    struct iw_request_info *info,
 733                                    union iwreq_data *data, char *extra)
 734 {
 735         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 736
 737         data->txpower.fixed = 1;
 738         data->txpower.disabled = !(local->hw.conf.radio_enabled);
 739         data->txpower.value = local->hw.conf.power_level;
 740         data->txpower.flags = IW_TXPOW_DBM;
 741
 742         return 0;
 743 }
 744
 745 static int ieee80211_ioctl_siwrts(struct net_device *dev,
 746                                   struct iw_request_info *info,
 747                                   struct iw_param *rts, char *extra)
 748 {
 749         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 750
 751         if (rts->disabled)
 752                 local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
 753         else if (!rts->fixed)
 754                 /* if the rts value is not fixed, then take default */
 755                 local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD;
 756         else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD)
 757                 return -EINVAL;
 758         else
 759                 local->rts_threshold = rts->value;
 760
 761         /* If the wlan card performs RTS/CTS in hardware/firmware,
 762          * configure it here */
 763
 764         if (local->ops->set_rts_threshold)
 765                 local->ops->set_rts_threshold(local_to_hw(local),
 766                                              local->rts_threshold);
 767
 768         return 0;
 769 }
 770
 771 static int ieee80211_ioctl_giwrts(struct net_device *dev,
 772                                   struct iw_request_info *info,
 773                                   struct iw_param *rts, char *extra)
 774 {
 775         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 776
 777         rts->value = local->rts_threshold;
 778         rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD);
 779         rts->fixed = 1;
 780
 781         return 0;
 782 }
 783
 784
 785 static int ieee80211_ioctl_siwfrag(struct net_device *dev,
 786                                    struct iw_request_info *info,
 787                                    struct iw_param *frag, char *extra)
 788 {
 789         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 790
 791         if (frag->disabled)
 792                 local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
 793         else if (!frag->fixed)
 794                 local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD;
 795         else if (frag->value < 256 ||
 796                  frag->value > IEEE80211_MAX_FRAG_THRESHOLD)
 797                 return -EINVAL;
 798         else {
 799                 /* Fragment length must be even, so strip LSB. */
 800                 local->fragmentation_threshold = frag->value & ~0x1;
 801         }
 802
 803         /* If the wlan card performs fragmentation in hardware/firmware,
 804          * configure it here */
 805
 806         if (local->ops->set_frag_threshold)
 807                 local->ops->set_frag_threshold(
 808                         local_to_hw(local),
 809                         local->fragmentation_threshold);
 810
 811         return 0;
 812 }
 813
 814 static int ieee80211_ioctl_giwfrag(struct net_device *dev,
 815                                    struct iw_request_info *info,
 816                                    struct iw_param *frag, char *extra)
 817 {
 818         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 819
 820         frag->value = local->fragmentation_threshold;
 821         frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD);
 822         frag->fixed = 1;
 823
 824         return 0;
 825 }
 826
 827
 828 static int ieee80211_ioctl_siwretry(struct net_device *dev,
 829                                     struct iw_request_info *info,
 830                                     struct iw_param *retry, char *extra)
 831 {
 832         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 833
 834         if (retry->disabled ||
 835             (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT)
 836                 return -EINVAL;
 837
 838         if (retry->flags & IW_RETRY_MAX)
 839                 local->long_retry_limit = retry->value;
 840         else if (retry->flags & IW_RETRY_MIN)
 841                 local->short_retry_limit = retry->value;
 842         else {
 843                 local->long_retry_limit = retry->value;
 844                 local->short_retry_limit = retry->value;
 845         }
 846
 847         if (local->ops->set_retry_limit) {
 848                 return local->ops->set_retry_limit(
 849                         local_to_hw(local),
 850                         local->short_retry_limit,
 851                         local->long_retry_limit);
 852         }
 853
 854         return 0;
 855 }
 856
 857
 858 static int ieee80211_ioctl_giwretry(struct net_device *dev,
 859                                     struct iw_request_info *info,
 860                                     struct iw_param *retry, char *extra)
 861 {
 862         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
 863
 864         retry->disabled = 0;
 865         if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) {
 866                 /* first return min value, iwconfig will ask max value
 867                  * later if needed */
 868                 retry->flags |= IW_RETRY_LIMIT;
 869                 retry->value = local->short_retry_limit;
 870                 if (local->long_retry_limit != local->short_retry_limit)
 871                         retry->flags |= IW_RETRY_MIN;
 872                 return 0;
 873         }
 874         if (retry->flags & IW_RETRY_MAX) {
 875                 retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX;
 876                 retry->value = local->long_retry_limit;
 877         }
 878
 879         return 0;
 880 }
 881
 882 static int ieee80211_ioctl_siwmlme(struct net_device *dev,
 883                                    struct iw_request_info *info,
 884                                    struct iw_point *data, char *extra)
 885 {
 886         struct ieee80211_sub_if_data *sdata;
 887         struct iw_mlme *mlme = (struct iw_mlme *) extra;
 888
 889         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 890         if (sdata->vif.type != IEEE80211_IF_TYPE_STA &&
 891             sdata->vif.type != IEEE80211_IF_TYPE_IBSS)
 892                 return -EINVAL;
 893
 894         switch (mlme->cmd) {
 895         case IW_MLME_DEAUTH:
 896                 /* TODO: mlme->addr.sa_data */
 897                 return ieee80211_sta_deauthenticate(dev, mlme->reason_code);
 898         case IW_MLME_DISASSOC:
 899                 /* TODO: mlme->addr.sa_data */
 900                 return ieee80211_sta_disassociate(dev, mlme->reason_code);
 901         default:
 902                 return -EOPNOTSUPP;
 903         }
 904 }
 905
 906
 907 static int ieee80211_ioctl_siwencode(struct net_device *dev,
 908                                      struct iw_request_info *info,
 909                                      struct iw_point *erq, char *keybuf)
 910 {
 911         struct ieee80211_sub_if_data *sdata;
 912         int idx, i, alg = ALG_WEP;
 913         u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
 914         int remove = 0;
 915
 916         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 917
 918         idx = erq->flags & IW_ENCODE_INDEX;
 919         if (idx == 0) {
 920                 if (sdata->default_key)
 921                         for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
 922                                 if (sdata->default_key == sdata->keys[i]) {
 923                                         idx = i;
 924                                         break;
 925                                 }
 926                         }
 927         } else if (idx < 1 || idx > 4)
 928                 return -EINVAL;
 929         else
 930                 idx--;
 931
 932         if (erq->flags & IW_ENCODE_DISABLED)
 933                 remove = 1;
 934         else if (erq->length == 0) {
 935                 /* No key data - just set the default TX key index */
 936                 ieee80211_set_default_key(sdata, idx);
 937                 return 0;
 938         }
 939
 940         return ieee80211_set_encryption(
 941                 dev, bcaddr,
 942                 idx, alg, remove,
 943                 !sdata->default_key,
 944                 keybuf, erq->length);
 945 }
 946
 947
 948 static int ieee80211_ioctl_giwencode(struct net_device *dev,
 949                                      struct iw_request_info *info,
 950                                      struct iw_point *erq, char *key)
 951 {
 952         struct ieee80211_sub_if_data *sdata;
 953         int idx, i;
 954
 955         sdata = IEEE80211_DEV_TO_SUB_IF(dev);
 956
 957         idx = erq->flags & IW_ENCODE_INDEX;
 958         if (idx < 1 || idx > 4) {
 959                 idx = -1;
 960                 if (!sdata->default_key)
 961                         idx = 0;
 962                 else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
 963                         if (sdata->default_key == sdata->keys[i]) {
 964                                 idx = i;
 965                                 break;
 966                         }
 967                 }
 968                 if (idx < 0)
 969                         return -EINVAL;
 970         } else
 971                 idx--;
 972
 973         erq->flags = idx + 1;
 974
 975         if (!sdata->keys[idx]) {
 976                 erq->length = 0;
 977                 erq->flags |= IW_ENCODE_DISABLED;
 978                 return 0;
 979         }
 980
 981         memcpy(key, sdata->keys[idx]->conf.key,
 982                min_t(int, erq->length, sdata->keys[idx]->conf.keylen));
 983         erq->length = sdata->keys[idx]->conf.keylen;
 984         erq->flags |= IW_ENCODE_ENABLED;
 985
 986         if (sdata->vif.type == IEEE80211_IF_TYPE_STA) {
 987                 struct ieee80211_if_sta *ifsta = &sdata->u.sta;
 988                 switch (ifsta->auth_alg) {
 989                 case WLAN_AUTH_OPEN:
 990                 case WLAN_AUTH_LEAP:
 991                         erq->flags |= IW_ENCODE_OPEN;
 992                         break;
 993                 case WLAN_AUTH_SHARED_KEY:
 994                         erq->flags |= IW_ENCODE_RESTRICTED;
 995                         break;
 996                 }
 997         }
 998
 999         return 0;
1000 }
1001
1002 static int ieee80211_ioctl_siwpower(struct net_device *dev,
1003                                     struct iw_request_info *info,
1004                                     struct iw_param *wrq,
1005                                     char *extra)
1006 {
1007         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
1008         struct ieee80211_conf *conf = &local->hw.conf;
1009
1010         if (wrq->disabled) {
1011                 conf->flags &= ~IEEE80211_CONF_PS;
1012                 return ieee80211_hw_config(local);
1013         }
1014
1015         switch (wrq->flags & IW_POWER_MODE) {
1016         case IW_POWER_ON:       /* If not specified */
1017         case IW_POWER_MODE:     /* If set all mask */
1018         case IW_POWER_ALL_R:    /* If explicitely state all */
1019                 conf->flags |= IEEE80211_CONF_PS;
1020                 break;
1021         default:                /* Otherwise we don't support it */
1022                 return -EINVAL;
1023         }
1024
1025         return ieee80211_hw_config(local);
1026 }
1027
1028 static int ieee80211_ioctl_giwpower(struct net_device *dev,
1029                                     struct iw_request_info *info,
1030                                     union iwreq_data *wrqu,
1031                                     char *extra)
1032 {
1033         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
1034         struct ieee80211_conf *conf = &local->hw.conf;
1035
1036         wrqu->power.disabled = !(conf->flags & IEEE80211_CONF_PS);
1037
1038         return 0;
1039 }
1040
1041 static int ieee80211_ioctl_siwauth(struct net_device *dev,
1042                                    struct iw_request_info *info,
1043                                    struct iw_param *data, char *extra)
1044 {
1045         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1046         int ret = 0;
1047
1048         switch (data->flags & IW_AUTH_INDEX) {
1049         case IW_AUTH_WPA_VERSION:
1050         case IW_AUTH_CIPHER_PAIRWISE:
1051         case IW_AUTH_CIPHER_GROUP:
1052         case IW_AUTH_WPA_ENABLED:
1053         case IW_AUTH_RX_UNENCRYPTED_EAPOL:
1054         case IW_AUTH_KEY_MGMT:
1055                 break;
1056         case IW_AUTH_DROP_UNENCRYPTED:
1057                 sdata->drop_unencrypted = !!data->value;
1058                 break;
1059         case IW_AUTH_PRIVACY_INVOKED:
1060                 if (sdata->vif.type != IEEE80211_IF_TYPE_STA)
1061                         ret = -EINVAL;
1062                 else {
1063                         sdata->u.sta.flags &= ~IEEE80211_STA_PRIVACY_INVOKED;
1064                         /*
1065                          * Privacy invoked by wpa_supplicant, store the
1066                          * value and allow associating to a protected
1067                          * network without having a key up front.
1068                          */
1069                         if (data->value)
1070                                 sdata->u.sta.flags |=
1071                                         IEEE80211_STA_PRIVACY_INVOKED;
1072                 }
1073                 break;
1074         case IW_AUTH_80211_AUTH_ALG:
1075                 if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
1076                     sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
1077                         sdata->u.sta.auth_algs = data->value;
1078                 else
1079                         ret = -EOPNOTSUPP;
1080                 break;
1081         default:
1082                 ret = -EOPNOTSUPP;
1083                 break;
1084         }
1085         return ret;
1086 }
1087
1088 /* Get wireless statistics.  Called by /proc/net/wireless and by SIOCGIWSTATS */
1089 static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev)
1090 {
1091         struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
1092         struct iw_statistics *wstats = &local->wstats;
1093         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1094         struct sta_info *sta = NULL;
1095
1096         rcu_read_lock();
1097
1098         if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
1099             sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
1100                 sta = sta_info_get(local, sdata->u.sta.bssid);
1101         if (!sta) {
1102                 wstats->discard.fragment = 0;
1103                 wstats->discard.misc = 0;
1104                 wstats->qual.qual = 0;
1105                 wstats->qual.level = 0;
1106                 wstats->qual.noise = 0;
1107                 wstats->qual.updated = IW_QUAL_ALL_INVALID;
1108         } else {
1109                 wstats->qual.level = sta->last_signal;
1110                 wstats->qual.qual = sta->last_qual;
1111                 wstats->qual.noise = sta->last_noise;
1112                 wstats->qual.updated = local->wstats_flags;
1113         }
1114
1115         rcu_read_unlock();
1116
1117         return wstats;
1118 }
1119
1120 static int ieee80211_ioctl_giwauth(struct net_device *dev,
1121                                    struct iw_request_info *info,
1122                                    struct iw_param *data, char *extra)
1123 {
1124         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1125         int ret = 0;
1126
1127         switch (data->flags & IW_AUTH_INDEX) {
1128         case IW_AUTH_80211_AUTH_ALG:
1129                 if (sdata->vif.type == IEEE80211_IF_TYPE_STA ||
1130                     sdata->vif.type == IEEE80211_IF_TYPE_IBSS)
1131                         data->value = sdata->u.sta.auth_algs;
1132                 else
1133                         ret = -EOPNOTSUPP;
1134                 break;
1135         default:
1136                 ret = -EOPNOTSUPP;
1137                 break;
1138         }
1139         return ret;
1140 }
1141
1142
1143 static int ieee80211_ioctl_siwencodeext(struct net_device *dev,
1144                                         struct iw_request_info *info,
1145                                         struct iw_point *erq, char *extra)
1146 {
1147         struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
1148         struct iw_encode_ext *ext = (struct iw_encode_ext *) extra;
1149         int uninitialized_var(alg), idx, i, remove = 0;
1150
1151         switch (ext->alg) {
1152         case IW_ENCODE_ALG_NONE:
1153                 remove = 1;
1154                 break;
1155         case IW_ENCODE_ALG_WEP:
1156                 alg = ALG_WEP;
1157                 break;
1158         case IW_ENCODE_ALG_TKIP:
1159                 alg = ALG_TKIP;
1160                 break;
1161         case IW_ENCODE_ALG_CCMP:
1162                 alg = ALG_CCMP;
1163                 break;
1164         default:
1165                 return -EOPNOTSUPP;
1166         }
1167
1168         if (erq->flags & IW_ENCODE_DISABLED)
1169                 remove = 1;
1170
1171         idx = erq->flags & IW_ENCODE_INDEX;
1172         if (idx < 1 || idx > 4) {
1173                 idx = -1;
1174                 if (!sdata->default_key)
1175                         idx = 0;
1176                 else for (i = 0; i < NUM_DEFAULT_KEYS; i++) {
1177                         if (sdata->default_key == sdata->keys[i]) {
1178                                 idx = i;
1179                                 break;
1180                         }
1181                 }
1182                 if (idx < 0)
1183                         return -EINVAL;
1184         } else
1185                 idx--;
1186
1187         return ieee80211_set_encryption(dev, ext->addr.sa_data, idx, alg,
1188                                         remove,
1189                                         ext->ext_flags &
1190                                         IW_ENCODE_EXT_SET_TX_KEY,
1191                                         ext->key, ext->key_len);
1192 }
1193
1194
1195 /* Structures to export the Wireless Handlers */
1196
1197 static const iw_handler ieee80211_handler[] =
1198 {
1199         (iw_handler) NULL,                              /* SIOCSIWCOMMIT */
1200         (iw_handler) ieee80211_ioctl_giwname,           /* SIOCGIWNAME */
1201         (iw_handler) NULL,                              /* SIOCSIWNWID */
1202         (iw_handler) NULL,                              /* SIOCGIWNWID */
1203         (iw_handler) ieee80211_ioctl_siwfreq,           /* SIOCSIWFREQ */
1204         (iw_handler) ieee80211_ioctl_giwfreq,           /* SIOCGIWFREQ */
1205         (iw_handler) ieee80211_ioctl_siwmode,           /* SIOCSIWMODE */
1206         (iw_handler) ieee80211_ioctl_giwmode,           /* SIOCGIWMODE */
1207         (iw_handler) NULL,                              /* SIOCSIWSENS */
1208         (iw_handler) NULL,                              /* SIOCGIWSENS */
1209         (iw_handler) NULL /* not used */,               /* SIOCSIWRANGE */
1210         (iw_handler) ieee80211_ioctl_giwrange,          /* SIOCGIWRANGE */
1211         (iw_handler) NULL /* not used */,               /* SIOCSIWPRIV */
1212         (iw_handler) NULL /* kernel code */,            /* SIOCGIWPRIV */
1213         (iw_handler) NULL /* not used */,               /* SIOCSIWSTATS */
1214         (iw_handler) NULL /* kernel code */,            /* SIOCGIWSTATS */
1215         (iw_handler) NULL,                              /* SIOCSIWSPY */
1216         (iw_handler) NULL,                              /* SIOCGIWSPY */
1217         (iw_handler) NULL,                              /* SIOCSIWTHRSPY */
1218         (iw_handler) NULL,                              /* SIOCGIWTHRSPY */
1219         (iw_handler) ieee80211_ioctl_siwap,             /* SIOCSIWAP */
1220         (iw_handler) ieee80211_ioctl_giwap,             /* SIOCGIWAP */
1221         (iw_handler) ieee80211_ioctl_siwmlme,           /* SIOCSIWMLME */
1222         (iw_handler) NULL,                              /* SIOCGIWAPLIST */
1223         (iw_handler) ieee80211_ioctl_siwscan,           /* SIOCSIWSCAN */
1224         (iw_handler) ieee80211_ioctl_giwscan,           /* SIOCGIWSCAN */
1225         (iw_handler) ieee80211_ioctl_siwessid,          /* SIOCSIWESSID */
1226         (iw_handler) ieee80211_ioctl_giwessid,          /* SIOCGIWESSID */
1227         (iw_handler) NULL,                              /* SIOCSIWNICKN */
1228         (iw_handler) NULL,                              /* SIOCGIWNICKN */
1229         (iw_handler) NULL,                              /* -- hole -- */
1230         (iw_handler) NULL,                              /* -- hole -- */
1231         (iw_handler) ieee80211_ioctl_siwrate,           /* SIOCSIWRATE */
1232         (iw_handler) ieee80211_ioctl_giwrate,           /* SIOCGIWRATE */
1233         (iw_handler) ieee80211_ioctl_siwrts,            /* SIOCSIWRTS */
1234         (iw_handler) ieee80211_ioctl_giwrts,            /* SIOCGIWRTS */
1235         (iw_handler) ieee80211_ioctl_siwfrag,           /* SIOCSIWFRAG */
1236         (iw_handler) ieee80211_ioctl_giwfrag,           /* SIOCGIWFRAG */
1237         (iw_handler) ieee80211_ioctl_siwtxpower,        /* SIOCSIWTXPOW */
1238         (iw_handler) ieee80211_ioctl_giwtxpower,        /* SIOCGIWTXPOW */
1239         (iw_handler) ieee80211_ioctl_siwretry,          /* SIOCSIWRETRY */
1240         (iw_handler) ieee80211_ioctl_giwretry,          /* SIOCGIWRETRY */
1241         (iw_handler) ieee80211_ioctl_siwencode,         /* SIOCSIWENCODE */
1242         (iw_handler) ieee80211_ioctl_giwencode,         /* SIOCGIWENCODE */
1243         (iw_handler) ieee80211_ioctl_siwpower,          /* SIOCSIWPOWER */
1244         (iw_handler) ieee80211_ioctl_giwpower,          /* SIOCGIWPOWER */
1245         (iw_handler) NULL,                              /* -- hole -- */
1246         (iw_handler) NULL,                              /* -- hole -- */
1247         (iw_handler) ieee80211_ioctl_siwgenie,          /* SIOCSIWGENIE */
1248         (iw_handler) NULL,                              /* SIOCGIWGENIE */
1249         (iw_handler) ieee80211_ioctl_siwauth,           /* SIOCSIWAUTH */
1250         (iw_handler) ieee80211_ioctl_giwauth,           /* SIOCGIWAUTH */
1251         (iw_handler) ieee80211_ioctl_siwencodeext,      /* SIOCSIWENCODEEXT */
1252         (iw_handler) NULL,                              /* SIOCGIWENCODEEXT */
1253         (iw_handler) NULL,                              /* SIOCSIWPMKSA */
1254         (iw_handler) NULL,                              /* -- hole -- */
1255 };
1256
1257 const struct iw_handler_def ieee80211_iw_handler_def =
1258 {
1259         .num_standard   = ARRAY_SIZE(ieee80211_handler),
1260         .standard       = (iw_handler *) ieee80211_handler,
1261         .get_wireless_stats = ieee80211_get_wireless_stats,
1262 };