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mac80211: disconnect when user changes channel
[deliverable/linux.git] / net / mac80211 / wext.c
CommitLineData
f0706e82
JB		 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"
2c8dccc7
JB		 24#include "led.h"
25#include "rate.h"
f0706e82
JB		 26#include "wpa.h"
27#include "aes_ccm.h"
f0706e82 28
b708e610 29
f0706e82
JB		 30static int ieee80211_ioctl_siwgenie(struct net_device *dev,
31 struct iw_request_info *info,
32 struct iw_point *data, char *extra)
33{
34 struct ieee80211_sub_if_data *sdata;
f0706e82 35
ddd3d2be
JB		 36 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
37
46900298 38 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
f698d856 39 int ret = ieee80211_sta_set_extra_ie(sdata, extra, data->length);
175427ce 40 if (ret && ret != -EALREADY)
f0706e82 41 return ret;
46900298 42 sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
636a5d36 43 sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME;
3f77316c 44 sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT;
175427ce
JB		 45 if (ret != -EALREADY)
46 ieee80211_sta_req_auth(sdata);
f0706e82
JB		 47 return 0;
48 }
49
f0706e82
JB		 50 return -EOPNOTSUPP;
51}
52
f0706e82
JB		 53static int ieee80211_ioctl_siwfreq(struct net_device *dev,
54 struct iw_request_info *info,
55 struct iw_freq *freq, char *extra)
56{
f0706e82 57 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
7e9debe9
JB		 58 struct ieee80211_local *local = sdata->local;
59 struct ieee80211_channel *chan;
f0706e82 60
46900298 61 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
af8cdcd8 62 return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra);
46900298
JB		 63 else if (sdata->vif.type == NL80211_IFTYPE_STATION)
64 sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL;
f0706e82
JB		 65
66 /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */
67 if (freq->e == 0) {
68 if (freq->m < 0) {
af8cdcd8 69 if (sdata->vif.type == NL80211_IFTYPE_STATION)
46900298 70 sdata->u.mgd.flags |=
d6f2da5b 71 IEEE80211_STA_AUTO_CHANNEL_SEL;
f0706e82
JB		 72 return 0;
73 } else
7e9debe9 74 chan = ieee80211_get_channel(local->hw.wiphy,
8318d78a 75 ieee80211_channel_to_frequency(freq->m));
f0706e82
JB		 76 } else {
77 int i, div = 1000000;
78 for (i = 0; i < freq->e; i++)
79 div /= 10;
7e9debe9 80 if (div <= 0)
f0706e82 81 return -EINVAL;
7e9debe9 82 chan = ieee80211_get_channel(local->hw.wiphy, freq->m / div);
f0706e82 83 }
7e9debe9
JB		 84
85 if (!chan)
86 return -EINVAL;
87
88 if (chan->flags & IEEE80211_CHAN_DISABLED)
89 return -EINVAL;
90
91 /*
92 * no change except maybe auto -> fixed, ignore the HT
93 * setting so you can fix a channel you're on already
94 */
95 if (local->oper_channel == chan)
96 return 0;
97
98 if (sdata->vif.type == NL80211_IFTYPE_STATION)
99 ieee80211_sta_req_auth(sdata);
100
101 local->oper_channel = chan;
102 local->oper_channel_type = NL80211_CHAN_NO_HT;
103 ieee80211_hw_config(local, 0);
104
105 return 0;
f0706e82
JB		 106}
107
108
109static int ieee80211_ioctl_giwfreq(struct net_device *dev,
110 struct iw_request_info *info,
111 struct iw_freq *freq, char *extra)
112{
113 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
af8cdcd8
JB		 114 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
115
116 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
117 return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra);
f0706e82 118
7738231f 119 freq->m = local->oper_channel->center_freq;
f0706e82
JB		 120 freq->e = 6;
121
122 return 0;
123}
124
125
126static int ieee80211_ioctl_siwessid(struct net_device *dev,
127 struct iw_request_info *info,
128 struct iw_point *data, char *ssid)
129{
af8cdcd8 130 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
f0706e82 131 size_t len = data->length;
46900298 132 int ret;
f0706e82 133
af8cdcd8
JB		 134 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
135 return cfg80211_ibss_wext_siwessid(dev, info, data, ssid);
136
f0706e82
JB		 137 /* iwconfig uses nul termination in SSID.. */
138 if (len > 0 && ssid[len - 1] == '\0')
139 len--;
140
46900298 141 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
d6f2da5b 142 if (data->flags)
46900298 143 sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_SSID_SEL;
d6f2da5b 144 else
46900298
JB		 145 sdata->u.mgd.flags |= IEEE80211_STA_AUTO_SSID_SEL;
146
f698d856 147 ret = ieee80211_sta_set_ssid(sdata, ssid, len);
f0706e82
JB		 148 if (ret)
149 return ret;
46900298 150
636a5d36 151 sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME;
3f77316c 152 sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT;
46900298 153 ieee80211_sta_req_auth(sdata);
f0706e82 154 return 0;
af8cdcd8 155 }
f0706e82 156
f0706e82
JB		 157 return -EOPNOTSUPP;
158}
159
160
161static int ieee80211_ioctl_giwessid(struct net_device *dev,
162 struct iw_request_info *info,
163 struct iw_point *data, char *ssid)
164{
165 size_t len;
f0706e82 166 struct ieee80211_sub_if_data *sdata;
af8cdcd8 167
f0706e82 168 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
af8cdcd8
JB		 169
170 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
171 return cfg80211_ibss_wext_giwessid(dev, info, data, ssid);
172
46900298 173 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
f698d856 174 int res = ieee80211_sta_get_ssid(sdata, ssid, &len);
f0706e82
JB		 175 if (res == 0) {
176 data->length = len;
177 data->flags = 1;
178 } else
179 data->flags = 0;
180 return res;
181 }
182
f0706e82
JB		 183 return -EOPNOTSUPP;
184}
185
186
187static int ieee80211_ioctl_siwap(struct net_device *dev,
188 struct iw_request_info *info,
189 struct sockaddr *ap_addr, char *extra)
190{
af8cdcd8
JB		 191 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
192
193 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
194 return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra);
f0706e82 195
46900298 196 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
f0706e82 197 int ret;
7986cf95 198
d6f2da5b 199 if (is_zero_ether_addr((u8 *) &ap_addr->sa_data))
46900298 200 sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL |
d6f2da5b
JS		 201 IEEE80211_STA_AUTO_CHANNEL_SEL;
202 else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data))
46900298 203 sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL;
f0706e82 204 else
46900298 205 sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL;
f698d856 206 ret = ieee80211_sta_set_bssid(sdata, (u8 *) &ap_addr->sa_data);
f0706e82
JB		 207 if (ret)
208 return ret;
636a5d36 209 sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME;
3f77316c 210 sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT;
46900298 211 ieee80211_sta_req_auth(sdata);
f0706e82 212 return 0;
05c914fe 213 } else if (sdata->vif.type == NL80211_IFTYPE_WDS) {
44213b5e
JB		 214 /*
215 * If it is necessary to update the WDS peer address
216 * while the interface is running, then we need to do
217 * more work here, namely if it is running we need to
218 * add a new and remove the old STA entry, this is
219 * normally handled by _open() and _stop().
220 */
221 if (netif_running(dev))
222 return -EBUSY;
223
224 memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data,
225 ETH_ALEN);
226
227 return 0;
f0706e82
JB		 228 }
229
230 return -EOPNOTSUPP;
231}
232
233
234static int ieee80211_ioctl_giwap(struct net_device *dev,
235 struct iw_request_info *info,
236 struct sockaddr *ap_addr, char *extra)
237{
af8cdcd8
JB		 238 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
239
240 if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
241 return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra);
f0706e82 242
46900298
JB		 243 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
244 if (sdata->u.mgd.state == IEEE80211_STA_MLME_ASSOCIATED) {
d4231ca3 245 ap_addr->sa_family = ARPHRD_ETHER;
46900298
JB		 246 memcpy(&ap_addr->sa_data, sdata->u.mgd.bssid, ETH_ALEN);
247 } else
d4231ca3 248 memset(&ap_addr->sa_data, 0, ETH_ALEN);
46900298 249 return 0;
05c914fe 250 } else if (sdata->vif.type == NL80211_IFTYPE_WDS) {
f0706e82
JB		 251 ap_addr->sa_family = ARPHRD_ETHER;
252 memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN);
253 return 0;
254 }
255
256 return -EOPNOTSUPP;
257}
258
259
1fd5e589
LF		 260static int ieee80211_ioctl_siwrate(struct net_device *dev,
261 struct iw_request_info *info,
262 struct iw_param *rate, char *extra)
263{
264 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
8318d78a 265 int i, err = -EINVAL;
1fd5e589
LF		 266 u32 target_rate = rate->value / 100000;
267 struct ieee80211_sub_if_data *sdata;
8318d78a 268 struct ieee80211_supported_band *sband;
1fd5e589
LF		 269
270 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
8318d78a
JB		 271
272 sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
273
1fd5e589
LF		 274 /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates
275 * target_rate = X, rate->fixed = 1 means only rate X
276 * target_rate = X, rate->fixed = 0 means all rates <= X */
3e122be0
JB		 277 sdata->max_ratectrl_rateidx = -1;
278 sdata->force_unicast_rateidx = -1;
1fd5e589
LF		 279 if (rate->value < 0)
280 return 0;
8318d78a
JB		 281
282 for (i=0; i< sband->n_bitrates; i++) {
283 struct ieee80211_rate *brate = &sband->bitrates[i];
284 int this_rate = brate->bitrate;
1fd5e589 285
1fd5e589 286 if (target_rate == this_rate) {
3e122be0 287 sdata->max_ratectrl_rateidx = i;
1fd5e589 288 if (rate->fixed)
3e122be0 289 sdata->force_unicast_rateidx = i;
8318d78a
JB		 290 err = 0;
291 break;
1fd5e589
LF		 292 }
293 }
8318d78a 294 return err;
1fd5e589
LF		 295}
296
b3d88ad4
LF		 297static int ieee80211_ioctl_giwrate(struct net_device *dev,
298 struct iw_request_info *info,
299 struct iw_param *rate, char *extra)
300{
301 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
302 struct sta_info *sta;
303 struct ieee80211_sub_if_data *sdata;
8318d78a 304 struct ieee80211_supported_band *sband;
b3d88ad4
LF		 305
306 sdata = IEEE80211_DEV_TO_SUB_IF(dev);
8318d78a 307
05c914fe 308 if (sdata->vif.type != NL80211_IFTYPE_STATION)
b3d88ad4 309 return -EOPNOTSUPP;
8318d78a
JB		 310
311 sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
312
380a942b
JB		 313 rcu_read_lock();
314
46900298 315 sta = sta_info_get(local, sdata->u.mgd.bssid);
380a942b 316
e6a9854b
JB		 317 if (sta && !(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS))
318 rate->value = sband->bitrates[sta->last_tx_rate.idx].bitrate;
b3d88ad4
LF		 319 else
320 rate->value = 0;
380a942b
JB		 321
322 rcu_read_unlock();
323
324 if (!sta)
325 return -ENODEV;
326
8318d78a 327 rate->value *= 100000;
d0709a65 328
b3d88ad4
LF		 329 return 0;
330}
331
49292d56
SO		 332static int ieee80211_ioctl_siwpower(struct net_device *dev,
333 struct iw_request_info *info,
334 struct iw_param *wrq,
335 char *extra)
336{
e0cb686f 337 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
49292d56
SO		 338 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
339 struct ieee80211_conf *conf = &local->hw.conf;
965bedad 340 int timeout = 0;
e0cb686f
KV		 341 bool ps;
342
4be8c387
JB		 343 if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS))
344 return -EOPNOTSUPP;
345
e0cb686f
KV		 346 if (sdata->vif.type != NL80211_IFTYPE_STATION)
347 return -EINVAL;
49292d56
SO		 348
349 if (wrq->disabled) {
e0cb686f 350 ps = false;
520eb820 351 timeout = 0;
e0cb686f 352 goto set;
49292d56
SO		 353 }
354
355 switch (wrq->flags & IW_POWER_MODE) {
356 case IW_POWER_ON: /* If not specified */
357 case IW_POWER_MODE: /* If set all mask */
358 case IW_POWER_ALL_R: /* If explicitely state all */
e0cb686f 359 ps = true;
49292d56 360 break;
520eb820 361 default: /* Otherwise we ignore */
e9aeabae 362 return -EINVAL;
49292d56
SO		 363 }
364
e9aeabae
JB		 365 if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT))
366 return -EINVAL;
367
520eb820
KV		 368 if (wrq->flags & IW_POWER_TIMEOUT)
369 timeout = wrq->value / 1000;
e0cb686f 370
4be8c387 371 set:
965bedad
JB		 372 if (ps == sdata->u.mgd.powersave && timeout == conf->dynamic_ps_timeout)
373 return 0;
520eb820 374
965bedad 375 sdata->u.mgd.powersave = ps;
46f2c4bd 376 conf->dynamic_ps_timeout = timeout;
e0cb686f 377
4be8c387 378 if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)
e255d5eb 379 ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
4be8c387 380
10f644a4 381 ieee80211_recalc_ps(local, -1);
e0cb686f 382
965bedad 383 return 0;
49292d56
SO		 384}
385
386static int ieee80211_ioctl_giwpower(struct net_device *dev,
387 struct iw_request_info *info,
388 union iwreq_data *wrqu,
389 char *extra)
390{
965bedad 391 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
49292d56 392
965bedad 393 wrqu->power.disabled = !sdata->u.mgd.powersave;
49292d56
SO		 394
395 return 0;
396}
397
f0706e82
JB		 398static int ieee80211_ioctl_siwauth(struct net_device *dev,
399 struct iw_request_info *info,
400 struct iw_param *data, char *extra)
401{
f0706e82
JB		 402 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
403 int ret = 0;
404
405 switch (data->flags & IW_AUTH_INDEX) {
406 case IW_AUTH_WPA_VERSION:
f0706e82
JB		 407 case IW_AUTH_CIPHER_GROUP:
408 case IW_AUTH_WPA_ENABLED:
409 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
f0706e82 410 case IW_AUTH_KEY_MGMT:
54604d3a 411 case IW_AUTH_CIPHER_GROUP_MGMT:
5b98b1f7 412 break;
eb46936b
VT		 413 case IW_AUTH_CIPHER_PAIRWISE:
414 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
415 if (data->value & (IW_AUTH_CIPHER_WEP40 |
416 IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_TKIP))
46900298 417 sdata->u.mgd.flags |=
eb46936b
VT		 418 IEEE80211_STA_TKIP_WEP_USED;
419 else
46900298 420 sdata->u.mgd.flags &=
eb46936b
VT		 421 ~IEEE80211_STA_TKIP_WEP_USED;
422 }
423 break;
b1357a81
JB		 424 case IW_AUTH_DROP_UNENCRYPTED:
425 sdata->drop_unencrypted = !!data->value;
426 break;
5b98b1f7 427 case IW_AUTH_PRIVACY_INVOKED:
05c914fe 428 if (sdata->vif.type != NL80211_IFTYPE_STATION)
f0706e82
JB		 429 ret = -EINVAL;
430 else {
46900298 431 sdata->u.mgd.flags &= ~IEEE80211_STA_PRIVACY_INVOKED;
f0706e82 432 /*
5b98b1f7
JB		 433 * Privacy invoked by wpa_supplicant, store the
434 * value and allow associating to a protected
435 * network without having a key up front.
f0706e82 436 */
5b98b1f7 437 if (data->value)
46900298 438 sdata->u.mgd.flags |=
5b98b1f7 439 IEEE80211_STA_PRIVACY_INVOKED;
f0706e82
JB		 440 }
441 break;
442 case IW_AUTH_80211_AUTH_ALG:
46900298
JB		 443 if (sdata->vif.type == NL80211_IFTYPE_STATION)
444 sdata->u.mgd.auth_algs = data->value;
f0706e82
JB		 445 else
446 ret = -EOPNOTSUPP;
447 break;
fdfacf0a 448 case IW_AUTH_MFP:
4375d083
JM		 449 if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) {
450 ret = -EOPNOTSUPP;
451 break;
452 }
46900298 453 if (sdata->vif.type == NL80211_IFTYPE_STATION) {
e4e5e2b0
JB		 454 switch (data->value) {
455 case IW_AUTH_MFP_DISABLED:
46900298 456 sdata->u.mgd.mfp = IEEE80211_MFP_DISABLED;
e4e5e2b0
JB		 457 break;
458 case IW_AUTH_MFP_OPTIONAL:
46900298 459 sdata->u.mgd.mfp = IEEE80211_MFP_OPTIONAL;
e4e5e2b0
JB		 460 break;
461 case IW_AUTH_MFP_REQUIRED:
46900298 462 sdata->u.mgd.mfp = IEEE80211_MFP_REQUIRED;
e4e5e2b0
JB		 463 break;
464 default:
465 ret = -EINVAL;
466 }
467 } else
fdfacf0a
JM		 468 ret = -EOPNOTSUPP;
469 break;
f0706e82
JB		 470 default:
471 ret = -EOPNOTSUPP;
472 break;
473 }
474 return ret;
475}
476
477/* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */
478static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev)
479{
480 struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
481 struct iw_statistics *wstats = &local->wstats;
482 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
483 struct sta_info *sta = NULL;
484
98dd6a57
JB		 485 rcu_read_lock();
486
46900298
JB		 487 if (sdata->vif.type == NL80211_IFTYPE_STATION)
488 sta = sta_info_get(local, sdata->u.mgd.bssid);
489
f0706e82
JB		 490 if (!sta) {
491 wstats->discard.fragment = 0;
492 wstats->discard.misc = 0;
493 wstats->qual.qual = 0;
494 wstats->qual.level = 0;
495 wstats->qual.noise = 0;
496 wstats->qual.updated = IW_QUAL_ALL_INVALID;
497 } else {
24776cfd
JB		 498 wstats->qual.updated = 0;
499 /*
500 * mirror what cfg80211 does for iwrange/scan results,
501 * otherwise userspace gets confused.
502 */
503 if (local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC |
504 IEEE80211_HW_SIGNAL_DBM)) {
505 wstats->qual.updated |= IW_QUAL_LEVEL_UPDATED;
506 wstats->qual.updated |= IW_QUAL_QUAL_UPDATED;
507 } else {
508 wstats->qual.updated |= IW_QUAL_LEVEL_INVALID;
509 wstats->qual.updated |= IW_QUAL_QUAL_INVALID;
510 }
511
512 if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) {
513 wstats->qual.level = sta->last_signal;
514 wstats->qual.qual = sta->last_signal;
515 } else if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) {
516 int sig = sta->last_signal;
517
518 wstats->qual.updated |= IW_QUAL_DBM;
519 wstats->qual.level = sig;
520 if (sig < -110)
521 sig = -110;
522 else if (sig > -40)
523 sig = -40;
524 wstats->qual.qual = sig + 110;
525 }
526
527 if (local->hw.flags & IEEE80211_HW_NOISE_DBM) {
528 /*
529 * This assumes that if driver reports noise, it also
530 * reports signal in dBm.
531 */
532 wstats->qual.noise = sta->last_noise;
533 wstats->qual.updated |= IW_QUAL_NOISE_UPDATED;
534 } else {
535 wstats->qual.updated |= IW_QUAL_NOISE_INVALID;
536 }
f0706e82 537 }
98dd6a57
JB		 538
539 rcu_read_unlock();
540
f0706e82
JB		 541 return wstats;
542}
543
544static int ieee80211_ioctl_giwauth(struct net_device *dev,
545 struct iw_request_info *info,
546 struct iw_param *data, char *extra)
547{
548 struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
549 int ret = 0;
550
551 switch (data->flags & IW_AUTH_INDEX) {
552 case IW_AUTH_80211_AUTH_ALG:
46900298
JB		 553 if (sdata->vif.type == NL80211_IFTYPE_STATION)
554 data->value = sdata->u.mgd.auth_algs;
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JB		 555 else
556 ret = -EOPNOTSUPP;
557 break;
558 default:
559 ret = -EOPNOTSUPP;
560 break;
561 }
562 return ret;
563}
564
565
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JB		 566/* Structures to export the Wireless Handlers */
567
568static const iw_handler ieee80211_handler[] =
569{
570 (iw_handler) NULL, /* SIOCSIWCOMMIT */
fee52678 571 (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */
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JB		 572 (iw_handler) NULL, /* SIOCSIWNWID */
573 (iw_handler) NULL, /* SIOCGIWNWID */
574 (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */
575 (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */
e60c7744
JB		 576 (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */
577 (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */
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JB		 578 (iw_handler) NULL, /* SIOCSIWSENS */
579 (iw_handler) NULL, /* SIOCGIWSENS */
580 (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */
4aa188e1 581 (iw_handler) cfg80211_wext_giwrange, /* SIOCGIWRANGE */
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JB		 582 (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */
583 (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */
584 (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */
585 (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */
5d4ecd93
JB		 586 (iw_handler) NULL, /* SIOCSIWSPY */
587 (iw_handler) NULL, /* SIOCGIWSPY */
588 (iw_handler) NULL, /* SIOCSIWTHRSPY */
589 (iw_handler) NULL, /* SIOCGIWTHRSPY */
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JB		 590 (iw_handler) ieee80211_ioctl_siwap, /* SIOCSIWAP */
591 (iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */
691597cb 592 (iw_handler) cfg80211_wext_siwmlme, /* SIOCSIWMLME */
f0706e82 593 (iw_handler) NULL, /* SIOCGIWAPLIST */
2a519311
JB		 594 (iw_handler) cfg80211_wext_siwscan, /* SIOCSIWSCAN */
595 (iw_handler) cfg80211_wext_giwscan, /* SIOCGIWSCAN */
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JB		 596 (iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */
597 (iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */
598 (iw_handler) NULL, /* SIOCSIWNICKN */
599 (iw_handler) NULL, /* SIOCGIWNICKN */
600 (iw_handler) NULL, /* -- hole -- */
601 (iw_handler) NULL, /* -- hole -- */
1fd5e589 602 (iw_handler) ieee80211_ioctl_siwrate, /* SIOCSIWRATE */
b3d88ad4 603 (iw_handler) ieee80211_ioctl_giwrate, /* SIOCGIWRATE */
b9a5f8ca
JM		 604 (iw_handler) cfg80211_wext_siwrts, /* SIOCSIWRTS */
605 (iw_handler) cfg80211_wext_giwrts, /* SIOCGIWRTS */
606 (iw_handler) cfg80211_wext_siwfrag, /* SIOCSIWFRAG */
607 (iw_handler) cfg80211_wext_giwfrag, /* SIOCGIWFRAG */
7643a2c3
JB		 608 (iw_handler) cfg80211_wext_siwtxpower, /* SIOCSIWTXPOW */
609 (iw_handler) cfg80211_wext_giwtxpower, /* SIOCGIWTXPOW */
b9a5f8ca
JM		 610 (iw_handler) cfg80211_wext_siwretry, /* SIOCSIWRETRY */
611 (iw_handler) cfg80211_wext_giwretry, /* SIOCGIWRETRY */
08645126
JB		 612 (iw_handler) cfg80211_wext_siwencode, /* SIOCSIWENCODE */
613 (iw_handler) cfg80211_wext_giwencode, /* SIOCGIWENCODE */
49292d56
SO		 614 (iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */
615 (iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */
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JB		 616 (iw_handler) NULL, /* -- hole -- */
617 (iw_handler) NULL, /* -- hole -- */
618 (iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */
619 (iw_handler) NULL, /* SIOCGIWGENIE */
620 (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */
621 (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */
08645126 622 (iw_handler) cfg80211_wext_siwencodeext, /* SIOCSIWENCODEEXT */
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JB		 623 (iw_handler) NULL, /* SIOCGIWENCODEEXT */
624 (iw_handler) NULL, /* SIOCSIWPMKSA */
625 (iw_handler) NULL, /* -- hole -- */
626};
627
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JB		 628const struct iw_handler_def ieee80211_iw_handler_def =
629{
630 .num_standard = ARRAY_SIZE(ieee80211_handler),
f0706e82 631 .standard = (iw_handler *) ieee80211_handler,
f0706e82
JB		 632 .get_wireless_stats = ieee80211_get_wireless_stats,
633};
Linux kernel - Deliverables
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