src/drivers/driver_madwifi.c

   1 /*
   2  * WPA Supplicant - driver interaction with MADWIFI 802.11 driver
   3  * Copyright (c) 2004, Sam Leffler <sam@errno.com>
   4  * Copyright (c) 2004-2005, Jouni Malinen <j@w1.fi>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  *
  10  * Alternatively, this software may be distributed under the terms of BSD
  11  * license.
  12  *
  13  * See README and COPYING for more details.
  14  */
  15
  16 #include "includes.h"
  17 #include <sys/ioctl.h>
  18
  19 #include "common.h"
  20 #include "driver.h"
  21 #include "driver_wext.h"
  22 #include "eloop.h"
  23 #include "ieee802_11_defs.h"
  24 #include "wireless_copy.h"
  25
  26 #include <include/compat.h>
  27 #include <net80211/ieee80211.h>
  28 #ifdef WME_NUM_AC
  29 /* Assume this is built against BSD branch of madwifi driver. */
  30 #define MADWIFI_BSD
  31 #include <net80211/_ieee80211.h>
  32 #endif /* WME_NUM_AC */
  33 #include <net80211/ieee80211_crypto.h>
  34 #include <net80211/ieee80211_ioctl.h>
  35
  36 #ifdef IEEE80211_IOCTL_SETWMMPARAMS
  37 /* Assume this is built against madwifi-ng */
  38 #define MADWIFI_NG
  39 #endif /* IEEE80211_IOCTL_SETWMMPARAMS */
  40
  41 struct wpa_driver_madwifi_data {
  42         void *wext; /* private data for driver_wext */
  43         void *ctx;
  44         char ifname[IFNAMSIZ + 1];
  45         int sock;
  46 };
  47
  48 static int
  49 set80211priv(struct wpa_driver_madwifi_data *drv, int op, void *data, int len,
  50              int show_err)
  51 {
  52         struct iwreq iwr;
  53
  54         os_memset(&iwr, 0, sizeof(iwr));
  55         os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
  56         if (len < IFNAMSIZ) {
  57                 /*
  58                  * Argument data fits inline; put it there.
  59                  */
  60                 os_memcpy(iwr.u.name, data, len);
  61         } else {
  62                 /*
  63                  * Argument data too big for inline transfer; setup a
  64                  * parameter block instead; the kernel will transfer
  65                  * the data for the driver.
  66                  */
  67                 iwr.u.data.pointer = data;
  68                 iwr.u.data.length = len;
  69         }
  70
  71         if (ioctl(drv->sock, op, &iwr) < 0) {
  72                 if (show_err) {
  73 #ifdef MADWIFI_NG
  74                         int first = IEEE80211_IOCTL_SETPARAM;
  75                         int last = IEEE80211_IOCTL_KICKMAC;
  76                         static const char *opnames[] = {
  77                                 "ioctl[IEEE80211_IOCTL_SETPARAM]",
  78                                 "ioctl[IEEE80211_IOCTL_GETPARAM]",
  79                                 "ioctl[IEEE80211_IOCTL_SETMODE]",
  80                                 "ioctl[IEEE80211_IOCTL_GETMODE]",
  81                                 "ioctl[IEEE80211_IOCTL_SETWMMPARAMS]",
  82                                 "ioctl[IEEE80211_IOCTL_GETWMMPARAMS]",
  83                                 "ioctl[IEEE80211_IOCTL_SETCHANLIST]",
  84                                 "ioctl[IEEE80211_IOCTL_GETCHANLIST]",
  85                                 "ioctl[IEEE80211_IOCTL_CHANSWITCH]",
  86                                 NULL,
  87                                 NULL,
  88                                 "ioctl[IEEE80211_IOCTL_GETSCANRESULTS]",
  89                                 NULL,
  90                                 "ioctl[IEEE80211_IOCTL_GETCHANINFO]",
  91                                 "ioctl[IEEE80211_IOCTL_SETOPTIE]",
  92                                 "ioctl[IEEE80211_IOCTL_GETOPTIE]",
  93                                 "ioctl[IEEE80211_IOCTL_SETMLME]",
  94                                 NULL,
  95                                 "ioctl[IEEE80211_IOCTL_SETKEY]",
  96                                 NULL,
  97                                 "ioctl[IEEE80211_IOCTL_DELKEY]",
  98                                 NULL,
  99                                 "ioctl[IEEE80211_IOCTL_ADDMAC]",
 100                                 NULL,
 101                                 "ioctl[IEEE80211_IOCTL_DELMAC]",
 102                                 NULL,
 103                                 "ioctl[IEEE80211_IOCTL_WDSMAC]",
 104                                 NULL,
 105                                 "ioctl[IEEE80211_IOCTL_WDSDELMAC]",
 106                                 NULL,
 107                                 "ioctl[IEEE80211_IOCTL_KICKMAC]",
 108                         };
 109 #else /* MADWIFI_NG */
 110                         int first = IEEE80211_IOCTL_SETPARAM;
 111                         int last = IEEE80211_IOCTL_CHANLIST;
 112                         static const char *opnames[] = {
 113                                 "ioctl[IEEE80211_IOCTL_SETPARAM]",
 114                                 "ioctl[IEEE80211_IOCTL_GETPARAM]",
 115                                 "ioctl[IEEE80211_IOCTL_SETKEY]",
 116                                 "ioctl[IEEE80211_IOCTL_GETKEY]",
 117                                 "ioctl[IEEE80211_IOCTL_DELKEY]",
 118                                 NULL,
 119                                 "ioctl[IEEE80211_IOCTL_SETMLME]",
 120                                 NULL,
 121                                 "ioctl[IEEE80211_IOCTL_SETOPTIE]",
 122                                 "ioctl[IEEE80211_IOCTL_GETOPTIE]",
 123                                 "ioctl[IEEE80211_IOCTL_ADDMAC]",
 124                                 NULL,
 125                                 "ioctl[IEEE80211_IOCTL_DELMAC]",
 126                                 NULL,
 127                                 "ioctl[IEEE80211_IOCTL_CHANLIST]",
 128                         };
 129 #endif /* MADWIFI_NG */
 130                         int idx = op - first;
 131                         if (first <= op && op <= last &&
 132                             idx < (int) (sizeof(opnames) / sizeof(opnames[0]))
 133                             && opnames[idx])
 134                                 perror(opnames[idx]);
 135                         else
 136                                 perror("ioctl[unknown???]");
 137                 }
 138                 return -1;
 139         }
 140         return 0;
 141 }
 142
 143 static int
 144 set80211param(struct wpa_driver_madwifi_data *drv, int op, int arg,
 145               int show_err)
 146 {
 147         struct iwreq iwr;
 148
 149         os_memset(&iwr, 0, sizeof(iwr));
 150         os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
 151         iwr.u.mode = op;
 152         os_memcpy(iwr.u.name+sizeof(u32), &arg, sizeof(arg));
 153
 154         if (ioctl(drv->sock, IEEE80211_IOCTL_SETPARAM, &iwr) < 0) {
 155                 if (show_err)
 156                         perror("ioctl[IEEE80211_IOCTL_SETPARAM]");
 157                 return -1;
 158         }
 159         return 0;
 160 }
 161
 162 static int
 163 wpa_driver_madwifi_set_wpa_ie(struct wpa_driver_madwifi_data *drv,
 164                               const u8 *wpa_ie, size_t wpa_ie_len)
 165 {
 166         struct iwreq iwr;
 167
 168         os_memset(&iwr, 0, sizeof(iwr));
 169         os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
 170         /* NB: SETOPTIE is not fixed-size so must not be inlined */
 171         iwr.u.data.pointer = (void *) wpa_ie;
 172         iwr.u.data.length = wpa_ie_len;
 173
 174         if (ioctl(drv->sock, IEEE80211_IOCTL_SETOPTIE, &iwr) < 0) {
 175                 perror("ioctl[IEEE80211_IOCTL_SETOPTIE]");
 176                 return -1;
 177         }
 178         return 0;
 179 }
 180
 181 static int
 182 wpa_driver_madwifi_del_key(struct wpa_driver_madwifi_data *drv, int key_idx,
 183                            const u8 *addr)
 184 {
 185         struct ieee80211req_del_key wk;
 186
 187         wpa_printf(MSG_DEBUG, "%s: keyidx=%d", __FUNCTION__, key_idx);
 188         os_memset(&wk, 0, sizeof(wk));
 189         wk.idk_keyix = key_idx;
 190         if (addr != NULL)
 191                 os_memcpy(wk.idk_macaddr, addr, IEEE80211_ADDR_LEN);
 192
 193         return set80211priv(drv, IEEE80211_IOCTL_DELKEY, &wk, sizeof(wk), 1);
 194 }
 195
 196 static int
 197 wpa_driver_madwifi_set_key(void *priv, wpa_alg alg,
 198                            const u8 *addr, int key_idx, int set_tx,
 199                            const u8 *seq, size_t seq_len,
 200                            const u8 *key, size_t key_len)
 201 {
 202         struct wpa_driver_madwifi_data *drv = priv;
 203         struct ieee80211req_key wk;
 204         char *alg_name;
 205         u_int8_t cipher;
 206
 207         if (alg == WPA_ALG_NONE)
 208                 return wpa_driver_madwifi_del_key(drv, key_idx, addr);
 209
 210         switch (alg) {
 211         case WPA_ALG_WEP:
 212                 if (addr == NULL || os_memcmp(addr, "\xff\xff\xff\xff\xff\xff",
 213                                               ETH_ALEN) == 0) {
 214                         /*
 215                          * madwifi did not seem to like static WEP key
 216                          * configuration with IEEE80211_IOCTL_SETKEY, so use
 217                          * Linux wireless extensions ioctl for this.
 218                          */
 219                         return wpa_driver_wext_set_key(drv->wext, alg, addr,
 220                                                        key_idx, set_tx,
 221                                                        seq, seq_len,
 222                                                        key, key_len);
 223                 }
 224                 alg_name = "WEP";
 225                 cipher = IEEE80211_CIPHER_WEP;
 226                 break;
 227         case WPA_ALG_TKIP:
 228                 alg_name = "TKIP";
 229                 cipher = IEEE80211_CIPHER_TKIP;
 230                 break;
 231         case WPA_ALG_CCMP:
 232                 alg_name = "CCMP";
 233                 cipher = IEEE80211_CIPHER_AES_CCM;
 234                 break;
 235         default:
 236                 wpa_printf(MSG_DEBUG, "%s: unknown/unsupported algorithm %d",
 237                         __FUNCTION__, alg);
 238                 return -1;
 239         }
 240
 241         wpa_printf(MSG_DEBUG, "%s: alg=%s key_idx=%d set_tx=%d seq_len=%lu "
 242                    "key_len=%lu", __FUNCTION__, alg_name, key_idx, set_tx,
 243                    (unsigned long) seq_len, (unsigned long) key_len);
 244
 245         if (seq_len > sizeof(u_int64_t)) {
 246                 wpa_printf(MSG_DEBUG, "%s: seq_len %lu too big",
 247                            __FUNCTION__, (unsigned long) seq_len);
 248                 return -2;
 249         }
 250         if (key_len > sizeof(wk.ik_keydata)) {
 251                 wpa_printf(MSG_DEBUG, "%s: key length %lu too big",
 252                            __FUNCTION__, (unsigned long) key_len);
 253                 return -3;
 254         }
 255
 256         os_memset(&wk, 0, sizeof(wk));
 257         wk.ik_type = cipher;
 258         wk.ik_flags = IEEE80211_KEY_RECV;
 259         if (addr == NULL ||
 260             os_memcmp(addr, "\xff\xff\xff\xff\xff\xff", ETH_ALEN) == 0)
 261                 wk.ik_flags |= IEEE80211_KEY_GROUP;
 262         if (set_tx) {
 263                 wk.ik_flags |= IEEE80211_KEY_XMIT | IEEE80211_KEY_DEFAULT;
 264                 os_memcpy(wk.ik_macaddr, addr, IEEE80211_ADDR_LEN);
 265         } else
 266                 os_memset(wk.ik_macaddr, 0, IEEE80211_ADDR_LEN);
 267         wk.ik_keyix = key_idx;
 268         wk.ik_keylen = key_len;
 269 #ifdef WORDS_BIGENDIAN
 270 #define WPA_KEY_RSC_LEN 8
 271         {
 272                 size_t i;
 273                 u8 tmp[WPA_KEY_RSC_LEN];
 274                 os_memset(tmp, 0, sizeof(tmp));
 275                 for (i = 0; i < seq_len; i++)
 276                         tmp[WPA_KEY_RSC_LEN - i - 1] = seq[i];
 277                 os_memcpy(&wk.ik_keyrsc, tmp, WPA_KEY_RSC_LEN);
 278         }
 279 #else /* WORDS_BIGENDIAN */
 280         os_memcpy(&wk.ik_keyrsc, seq, seq_len);
 281 #endif /* WORDS_BIGENDIAN */
 282         os_memcpy(wk.ik_keydata, key, key_len);
 283
 284         return set80211priv(drv, IEEE80211_IOCTL_SETKEY, &wk, sizeof(wk), 1);
 285 }
 286
 287 static int
 288 wpa_driver_madwifi_set_countermeasures(void *priv, int enabled)
 289 {
 290         struct wpa_driver_madwifi_data *drv = priv;
 291         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
 292         return set80211param(drv, IEEE80211_PARAM_COUNTERMEASURES, enabled, 1);
 293 }
 294
 295
 296 static int
 297 wpa_driver_madwifi_set_drop_unencrypted(void *priv, int enabled)
 298 {
 299         struct wpa_driver_madwifi_data *drv = priv;
 300         wpa_printf(MSG_DEBUG, "%s: enabled=%d", __FUNCTION__, enabled);
 301         return set80211param(drv, IEEE80211_PARAM_DROPUNENCRYPTED, enabled, 1);
 302 }
 303
 304 static int
 305 wpa_driver_madwifi_deauthenticate(void *priv, const u8 *addr, int reason_code)
 306 {
 307         struct wpa_driver_madwifi_data *drv = priv;
 308         struct ieee80211req_mlme mlme;
 309
 310         wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
 311         mlme.im_op = IEEE80211_MLME_DEAUTH;
 312         mlme.im_reason = reason_code;
 313         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 314         return set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme), 1);
 315 }
 316
 317 static int
 318 wpa_driver_madwifi_disassociate(void *priv, const u8 *addr, int reason_code)
 319 {
 320         struct wpa_driver_madwifi_data *drv = priv;
 321         struct ieee80211req_mlme mlme;
 322
 323         wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
 324         mlme.im_op = IEEE80211_MLME_DISASSOC;
 325         mlme.im_reason = reason_code;
 326         os_memcpy(mlme.im_macaddr, addr, IEEE80211_ADDR_LEN);
 327         return set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme, sizeof(mlme), 1);
 328 }
 329
 330 static int
 331 wpa_driver_madwifi_associate(void *priv,
 332                              struct wpa_driver_associate_params *params)
 333 {
 334         struct wpa_driver_madwifi_data *drv = priv;
 335         struct ieee80211req_mlme mlme;
 336         int ret = 0, privacy = 1;
 337
 338         wpa_printf(MSG_DEBUG, "%s", __FUNCTION__);
 339
 340         /*
 341          * NB: Don't need to set the freq or cipher-related state as
 342          *     this is implied by the bssid which is used to locate
 343          *     the scanned node state which holds it.  The ssid is
 344          *     needed to disambiguate an AP that broadcasts multiple
 345          *     ssid's but uses the same bssid.
 346          */
 347         /* XXX error handling is wrong but unclear what to do... */
 348         if (wpa_driver_madwifi_set_wpa_ie(drv, params->wpa_ie,
 349                                           params->wpa_ie_len) < 0)
 350                 ret = -1;
 351
 352         if (params->pairwise_suite == CIPHER_NONE &&
 353             params->group_suite == CIPHER_NONE &&
 354             params->key_mgmt_suite == KEY_MGMT_NONE &&
 355             params->wpa_ie_len == 0)
 356                 privacy = 0;
 357
 358         if (set80211param(drv, IEEE80211_PARAM_PRIVACY, privacy, 1) < 0)
 359                 ret = -1;
 360
 361         if (params->wpa_ie_len &&
 362             set80211param(drv, IEEE80211_PARAM_WPA,
 363                           params->wpa_ie[0] == WLAN_EID_RSN ? 2 : 1, 1) < 0)
 364                 ret = -1;
 365
 366         if (params->bssid == NULL) {
 367                 /* ap_scan=2 mode - driver takes care of AP selection and
 368                  * roaming */
 369                 /* FIX: this does not seem to work; would probably need to
 370                  * change something in the driver */
 371                 if (set80211param(drv, IEEE80211_PARAM_ROAMING, 0, 1) < 0)
 372                         ret = -1;
 373
 374                 if (wpa_driver_wext_set_ssid(drv->wext, params->ssid,
 375                                              params->ssid_len) < 0)
 376                         ret = -1;
 377         } else {
 378                 if (set80211param(drv, IEEE80211_PARAM_ROAMING, 2, 1) < 0)
 379                         ret = -1;
 380                 if (wpa_driver_wext_set_ssid(drv->wext, params->ssid,
 381                                              params->ssid_len) < 0)
 382                         ret = -1;
 383                 os_memset(&mlme, 0, sizeof(mlme));
 384                 mlme.im_op = IEEE80211_MLME_ASSOC;
 385                 os_memcpy(mlme.im_macaddr, params->bssid, IEEE80211_ADDR_LEN);
 386                 if (set80211priv(drv, IEEE80211_IOCTL_SETMLME, &mlme,
 387                                  sizeof(mlme), 1) < 0) {
 388                         wpa_printf(MSG_DEBUG, "%s: SETMLME[ASSOC] failed",
 389                                    __func__);
 390                         ret = -1;
 391                 }
 392         }
 393
 394         return ret;
 395 }
 396
 397 static int
 398 wpa_driver_madwifi_set_auth_alg(void *priv, int auth_alg)
 399 {
 400         struct wpa_driver_madwifi_data *drv = priv;
 401         int authmode;
 402
 403         if ((auth_alg & AUTH_ALG_OPEN_SYSTEM) &&
 404             (auth_alg & AUTH_ALG_SHARED_KEY))
 405                 authmode = IEEE80211_AUTH_AUTO;
 406         else if (auth_alg & AUTH_ALG_SHARED_KEY)
 407                 authmode = IEEE80211_AUTH_SHARED;
 408         else
 409                 authmode = IEEE80211_AUTH_OPEN;
 410
 411         return set80211param(drv, IEEE80211_PARAM_AUTHMODE, authmode, 1);
 412 }
 413
 414 static int
 415 wpa_driver_madwifi_scan(void *priv, const u8 *ssid, size_t ssid_len)
 416 {
 417         struct wpa_driver_madwifi_data *drv = priv;
 418         struct iwreq iwr;
 419         int ret = 0;
 420
 421         os_memset(&iwr, 0, sizeof(iwr));
 422         os_strlcpy(iwr.ifr_name, drv->ifname, IFNAMSIZ);
 423
 424         /* set desired ssid before scan */
 425         /* FIX: scan should not break the current association, so using
 426          * set_ssid may not be the best way of doing this.. */
 427         if (wpa_driver_wext_set_ssid(drv->wext, ssid, ssid_len) < 0)
 428                 ret = -1;
 429
 430         if (ioctl(drv->sock, SIOCSIWSCAN, &iwr) < 0) {
 431                 perror("ioctl[SIOCSIWSCAN]");
 432                 ret = -1;
 433         }
 434
 435         /*
 436          * madwifi delivers a scan complete event so no need to poll, but
 437          * register a backup timeout anyway to make sure that we recover even
 438          * if the driver does not send this event for any reason. This timeout
 439          * will only be used if the event is not delivered (event handler will
 440          * cancel the timeout).
 441          */
 442         eloop_cancel_timeout(wpa_driver_wext_scan_timeout, drv->wext,
 443                              drv->ctx);
 444         eloop_register_timeout(30, 0, wpa_driver_wext_scan_timeout, drv->wext,
 445                                drv->ctx);
 446
 447         return ret;
 448 }
 449
 450 static int wpa_driver_madwifi_get_bssid(void *priv, u8 *bssid)
 451 {
 452         struct wpa_driver_madwifi_data *drv = priv;
 453         return wpa_driver_wext_get_bssid(drv->wext, bssid);
 454 }
 455
 456
 457 static int wpa_driver_madwifi_get_ssid(void *priv, u8 *ssid)
 458 {
 459         struct wpa_driver_madwifi_data *drv = priv;
 460         return wpa_driver_wext_get_ssid(drv->wext, ssid);
 461 }
 462
 463
 464 static struct wpa_scan_results *
 465 wpa_driver_madwifi_get_scan_results(void *priv)
 466 {
 467         struct wpa_driver_madwifi_data *drv = priv;
 468         return wpa_driver_wext_get_scan_results(drv->wext);
 469 }
 470
 471
 472 static int wpa_driver_madwifi_set_operstate(void *priv, int state)
 473 {
 474         struct wpa_driver_madwifi_data *drv = priv;
 475         return wpa_driver_wext_set_operstate(drv->wext, state);
 476 }
 477
 478
 479 static void * wpa_driver_madwifi_init(void *ctx, const char *ifname)
 480 {
 481         struct wpa_driver_madwifi_data *drv;
 482
 483         drv = os_zalloc(sizeof(*drv));
 484         if (drv == NULL)
 485                 return NULL;
 486         drv->wext = wpa_driver_wext_init(ctx, ifname);
 487         if (drv->wext == NULL)
 488                 goto fail;
 489
 490         drv->ctx = ctx;
 491         os_strlcpy(drv->ifname, ifname, sizeof(drv->ifname));
 492         drv->sock = socket(PF_INET, SOCK_DGRAM, 0);
 493         if (drv->sock < 0)
 494                 goto fail2;
 495
 496         if (set80211param(drv, IEEE80211_PARAM_ROAMING, 2, 1) < 0) {
 497                 wpa_printf(MSG_DEBUG, "%s: failed to set wpa_supplicant-based "
 498                            "roaming", __FUNCTION__);
 499                 goto fail3;
 500         }
 501
 502         if (set80211param(drv, IEEE80211_PARAM_WPA, 3, 1) < 0) {
 503                 wpa_printf(MSG_DEBUG, "%s: failed to enable WPA support",
 504                            __FUNCTION__);
 505                 goto fail3;
 506         }
 507
 508         return drv;
 509
 510 fail3:
 511         close(drv->sock);
 512 fail2:
 513         wpa_driver_wext_deinit(drv->wext);
 514 fail:
 515         os_free(drv);
 516         return NULL;
 517 }
 518
 519
 520 static void wpa_driver_madwifi_deinit(void *priv)
 521 {
 522         struct wpa_driver_madwifi_data *drv = priv;
 523
 524         if (wpa_driver_madwifi_set_wpa_ie(drv, NULL, 0) < 0) {
 525                 wpa_printf(MSG_DEBUG, "%s: failed to clear WPA IE",
 526                            __FUNCTION__);
 527         }
 528         if (set80211param(drv, IEEE80211_PARAM_ROAMING, 0, 1) < 0) {
 529                 wpa_printf(MSG_DEBUG, "%s: failed to enable driver-based "
 530                            "roaming", __FUNCTION__);
 531         }
 532         if (set80211param(drv, IEEE80211_PARAM_PRIVACY, 0, 1) < 0) {
 533                 wpa_printf(MSG_DEBUG, "%s: failed to disable forced Privacy "
 534                            "flag", __FUNCTION__);
 535         }
 536         if (set80211param(drv, IEEE80211_PARAM_WPA, 0, 1) < 0) {
 537                 wpa_printf(MSG_DEBUG, "%s: failed to disable WPA",
 538                            __FUNCTION__);
 539         }
 540
 541         wpa_driver_wext_deinit(drv->wext);
 542
 543         close(drv->sock);
 544         os_free(drv);
 545 }
 546
 547
 548 const struct wpa_driver_ops wpa_driver_madwifi_ops = {
 549         .name                   = "madwifi",
 550         .desc                   = "MADWIFI 802.11 support (Atheros, etc.)",
 551         .get_bssid              = wpa_driver_madwifi_get_bssid,
 552         .get_ssid               = wpa_driver_madwifi_get_ssid,
 553         .set_key                = wpa_driver_madwifi_set_key,
 554         .init                   = wpa_driver_madwifi_init,
 555         .deinit                 = wpa_driver_madwifi_deinit,
 556         .set_countermeasures    = wpa_driver_madwifi_set_countermeasures,
 557         .set_drop_unencrypted   = wpa_driver_madwifi_set_drop_unencrypted,
 558         .scan                   = wpa_driver_madwifi_scan,
 559         .get_scan_results2      = wpa_driver_madwifi_get_scan_results,
 560         .deauthenticate         = wpa_driver_madwifi_deauthenticate,
 561         .disassociate           = wpa_driver_madwifi_disassociate,
 562         .associate              = wpa_driver_madwifi_associate,
 563         .set_auth_alg           = wpa_driver_madwifi_set_auth_alg,
 564         .set_operstate          = wpa_driver_madwifi_set_operstate,
 565 };