Commit | Line | Data |
---|---|---|
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 | |
f698d856 | 30 | static int ieee80211_set_encryption(struct ieee80211_sub_if_data *sdata, u8 *sta_addr, |
628a140b JB |
31 | int idx, int alg, int remove, |
32 | int set_tx_key, const u8 *_key, | |
33 | size_t key_len) | |
f0706e82 | 34 | { |
f698d856 | 35 | struct ieee80211_local *local = sdata->local; |
d0709a65 | 36 | struct sta_info *sta; |
11a843b7 | 37 | struct ieee80211_key *key; |
3b96766f | 38 | int err; |
f0706e82 | 39 | |
22787dba JM |
40 | if (alg == ALG_AES_CMAC) { |
41 | if (idx < NUM_DEFAULT_KEYS || | |
42 | idx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) { | |
43 | printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d " | |
44 | "(BIP)\n", sdata->dev->name, idx); | |
45 | return -EINVAL; | |
46 | } | |
47 | } else if (idx < 0 || idx >= NUM_DEFAULT_KEYS) { | |
139c3a04 | 48 | printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n", |
f698d856 | 49 | sdata->dev->name, idx); |
139c3a04 VB |
50 | return -EINVAL; |
51 | } | |
52 | ||
db4d1169 | 53 | if (remove) { |
3b96766f JB |
54 | rcu_read_lock(); |
55 | ||
56 | err = 0; | |
57 | ||
db4d1169 JB |
58 | if (is_broadcast_ether_addr(sta_addr)) { |
59 | key = sdata->keys[idx]; | |
60 | } else { | |
61 | sta = sta_info_get(local, sta_addr); | |
3b96766f JB |
62 | if (!sta) { |
63 | err = -ENOENT; | |
64 | goto out_unlock; | |
65 | } | |
db4d1169 | 66 | key = sta->key; |
f0706e82 JB |
67 | } |
68 | ||
d0709a65 | 69 | ieee80211_key_free(key); |
db4d1169 JB |
70 | } else { |
71 | key = ieee80211_key_alloc(alg, idx, key_len, _key); | |
72 | if (!key) | |
73 | return -ENOMEM; | |
74 | ||
d0709a65 | 75 | sta = NULL; |
3b96766f JB |
76 | err = 0; |
77 | ||
78 | rcu_read_lock(); | |
d0709a65 | 79 | |
db4d1169 JB |
80 | if (!is_broadcast_ether_addr(sta_addr)) { |
81 | set_tx_key = 0; | |
82 | /* | |
83 | * According to the standard, the key index of a | |
84 | * pairwise key must be zero. However, some AP are | |
85 | * broken when it comes to WEP key indices, so we | |
86 | * work around this. | |
87 | */ | |
88 | if (idx != 0 && alg != ALG_WEP) { | |
d0709a65 | 89 | ieee80211_key_free(key); |
3b96766f JB |
90 | err = -EINVAL; |
91 | goto out_unlock; | |
db4d1169 | 92 | } |
f0706e82 | 93 | |
db4d1169 JB |
94 | sta = sta_info_get(local, sta_addr); |
95 | if (!sta) { | |
d0709a65 | 96 | ieee80211_key_free(key); |
3b96766f JB |
97 | err = -ENOENT; |
98 | goto out_unlock; | |
db4d1169 | 99 | } |
f0706e82 JB |
100 | } |
101 | ||
23976efe EG |
102 | if (alg == ALG_WEP && |
103 | key_len != LEN_WEP40 && key_len != LEN_WEP104) { | |
104 | ieee80211_key_free(key); | |
105 | err = -EINVAL; | |
106 | goto out_unlock; | |
107 | } | |
108 | ||
db4d1169 | 109 | ieee80211_key_link(key, sdata, sta); |
f0706e82 | 110 | |
db4d1169 JB |
111 | if (set_tx_key || (!sta && !sdata->default_key && key)) |
112 | ieee80211_set_default_key(sdata, idx); | |
22787dba JM |
113 | if (alg == ALG_AES_CMAC && |
114 | (set_tx_key || (!sta && !sdata->default_mgmt_key && key))) | |
115 | ieee80211_set_default_mgmt_key(sdata, idx); | |
db4d1169 | 116 | } |
f0706e82 | 117 | |
3b96766f JB |
118 | out_unlock: |
119 | rcu_read_unlock(); | |
120 | ||
121 | return err; | |
f0706e82 JB |
122 | } |
123 | ||
124 | static int ieee80211_ioctl_siwgenie(struct net_device *dev, | |
125 | struct iw_request_info *info, | |
126 | struct iw_point *data, char *extra) | |
127 | { | |
128 | struct ieee80211_sub_if_data *sdata; | |
f0706e82 | 129 | |
ddd3d2be JB |
130 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
131 | ||
132 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) | |
f0706e82 JB |
133 | return -EOPNOTSUPP; |
134 | ||
05c914fe JB |
135 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
136 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
f698d856 | 137 | int ret = ieee80211_sta_set_extra_ie(sdata, extra, data->length); |
f0706e82 JB |
138 | if (ret) |
139 | return ret; | |
d6f2da5b | 140 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f698d856 | 141 | ieee80211_sta_req_auth(sdata, &sdata->u.sta); |
f0706e82 JB |
142 | return 0; |
143 | } | |
144 | ||
f0706e82 JB |
145 | return -EOPNOTSUPP; |
146 | } | |
147 | ||
f0706e82 JB |
148 | static int ieee80211_ioctl_giwrange(struct net_device *dev, |
149 | struct iw_request_info *info, | |
150 | struct iw_point *data, char *extra) | |
151 | { | |
152 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
153 | struct iw_range *range = (struct iw_range *) extra; | |
8318d78a | 154 | enum ieee80211_band band; |
333af2f0 | 155 | int c = 0; |
f0706e82 JB |
156 | |
157 | data->length = sizeof(struct iw_range); | |
158 | memset(range, 0, sizeof(struct iw_range)); | |
159 | ||
160 | range->we_version_compiled = WIRELESS_EXT; | |
161 | range->we_version_source = 21; | |
162 | range->retry_capa = IW_RETRY_LIMIT; | |
163 | range->retry_flags = IW_RETRY_LIMIT; | |
164 | range->min_retry = 0; | |
165 | range->max_retry = 255; | |
166 | range->min_rts = 0; | |
167 | range->max_rts = 2347; | |
168 | range->min_frag = 256; | |
169 | range->max_frag = 2346; | |
170 | ||
171 | range->encoding_size[0] = 5; | |
172 | range->encoding_size[1] = 13; | |
173 | range->num_encoding_sizes = 2; | |
174 | range->max_encoding_tokens = NUM_DEFAULT_KEYS; | |
175 | ||
2a519311 | 176 | /* cfg80211 requires this, and enforces 0..100 */ |
7fee5372 | 177 | if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) |
2a519311 | 178 | range->max_qual.level = 100; |
566bfe5a BR |
179 | else if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) |
180 | range->max_qual.level = -110; | |
181 | else | |
182 | range->max_qual.level = 0; | |
183 | ||
184 | if (local->hw.flags & IEEE80211_HW_NOISE_DBM) | |
185 | range->max_qual.noise = -110; | |
186 | else | |
187 | range->max_qual.noise = 0; | |
188 | ||
189 | range->max_qual.qual = 100; | |
f0706e82 JB |
190 | range->max_qual.updated = local->wstats_flags; |
191 | ||
566bfe5a BR |
192 | range->avg_qual.qual = 50; |
193 | /* not always true but better than nothing */ | |
194 | range->avg_qual.level = range->max_qual.level / 2; | |
195 | range->avg_qual.noise = range->max_qual.noise / 2; | |
f0706e82 JB |
196 | range->avg_qual.updated = local->wstats_flags; |
197 | ||
198 | range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | | |
199 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; | |
200 | ||
333af2f0 | 201 | |
8318d78a JB |
202 | for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { |
203 | int i; | |
204 | struct ieee80211_supported_band *sband; | |
205 | ||
206 | sband = local->hw.wiphy->bands[band]; | |
207 | ||
208 | if (!sband) | |
333af2f0 HL |
209 | continue; |
210 | ||
8318d78a JB |
211 | for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) { |
212 | struct ieee80211_channel *chan = &sband->channels[i]; | |
333af2f0 | 213 | |
8318d78a JB |
214 | if (!(chan->flags & IEEE80211_CHAN_DISABLED)) { |
215 | range->freq[c].i = | |
216 | ieee80211_frequency_to_channel( | |
217 | chan->center_freq); | |
218 | range->freq[c].m = chan->center_freq; | |
219 | range->freq[c].e = 6; | |
333af2f0 HL |
220 | c++; |
221 | } | |
333af2f0 HL |
222 | } |
223 | } | |
224 | range->num_channels = c; | |
225 | range->num_frequency = c; | |
226 | ||
f0706e82 | 227 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); |
f0706e82 JB |
228 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); |
229 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | |
230 | ||
374fdfbc DW |
231 | range->scan_capa |= IW_SCAN_CAPA_ESSID; |
232 | ||
f0706e82 JB |
233 | return 0; |
234 | } | |
235 | ||
236 | ||
f0706e82 JB |
237 | static int ieee80211_ioctl_siwfreq(struct net_device *dev, |
238 | struct iw_request_info *info, | |
239 | struct iw_freq *freq, char *extra) | |
240 | { | |
f0706e82 JB |
241 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
242 | ||
b522ed56 AF |
243 | if (sdata->vif.type == NL80211_IFTYPE_ADHOC || |
244 | sdata->vif.type == NL80211_IFTYPE_STATION) | |
d6f2da5b | 245 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; |
f0706e82 JB |
246 | |
247 | /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ | |
248 | if (freq->e == 0) { | |
249 | if (freq->m < 0) { | |
b522ed56 AF |
250 | if (sdata->vif.type == NL80211_IFTYPE_ADHOC || |
251 | sdata->vif.type == NL80211_IFTYPE_STATION) | |
d6f2da5b JS |
252 | sdata->u.sta.flags |= |
253 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
f0706e82 JB |
254 | return 0; |
255 | } else | |
f698d856 | 256 | return ieee80211_set_freq(sdata, |
8318d78a | 257 | ieee80211_channel_to_frequency(freq->m)); |
f0706e82 JB |
258 | } else { |
259 | int i, div = 1000000; | |
260 | for (i = 0; i < freq->e; i++) | |
261 | div /= 10; | |
262 | if (div > 0) | |
f698d856 | 263 | return ieee80211_set_freq(sdata, freq->m / div); |
f0706e82 JB |
264 | else |
265 | return -EINVAL; | |
266 | } | |
267 | } | |
268 | ||
269 | ||
270 | static int ieee80211_ioctl_giwfreq(struct net_device *dev, | |
271 | struct iw_request_info *info, | |
272 | struct iw_freq *freq, char *extra) | |
273 | { | |
274 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
275 | ||
8318d78a | 276 | freq->m = local->hw.conf.channel->center_freq; |
f0706e82 JB |
277 | freq->e = 6; |
278 | ||
279 | return 0; | |
280 | } | |
281 | ||
282 | ||
283 | static int ieee80211_ioctl_siwessid(struct net_device *dev, | |
284 | struct iw_request_info *info, | |
285 | struct iw_point *data, char *ssid) | |
286 | { | |
f0706e82 JB |
287 | struct ieee80211_sub_if_data *sdata; |
288 | size_t len = data->length; | |
289 | ||
290 | /* iwconfig uses nul termination in SSID.. */ | |
291 | if (len > 0 && ssid[len - 1] == '\0') | |
292 | len--; | |
293 | ||
294 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
05c914fe JB |
295 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
296 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
f0706e82 | 297 | int ret; |
ddd3d2be | 298 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) { |
f0706e82 JB |
299 | if (len > IEEE80211_MAX_SSID_LEN) |
300 | return -EINVAL; | |
301 | memcpy(sdata->u.sta.ssid, ssid, len); | |
302 | sdata->u.sta.ssid_len = len; | |
303 | return 0; | |
304 | } | |
d6f2da5b JS |
305 | if (data->flags) |
306 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; | |
307 | else | |
308 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL; | |
f698d856 | 309 | ret = ieee80211_sta_set_ssid(sdata, ssid, len); |
f0706e82 JB |
310 | if (ret) |
311 | return ret; | |
f698d856 | 312 | ieee80211_sta_req_auth(sdata, &sdata->u.sta); |
f0706e82 JB |
313 | return 0; |
314 | } | |
315 | ||
f0706e82 JB |
316 | return -EOPNOTSUPP; |
317 | } | |
318 | ||
319 | ||
320 | static int ieee80211_ioctl_giwessid(struct net_device *dev, | |
321 | struct iw_request_info *info, | |
322 | struct iw_point *data, char *ssid) | |
323 | { | |
324 | size_t len; | |
325 | ||
326 | struct ieee80211_sub_if_data *sdata; | |
327 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
05c914fe JB |
328 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
329 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
f698d856 | 330 | int res = ieee80211_sta_get_ssid(sdata, ssid, &len); |
f0706e82 JB |
331 | if (res == 0) { |
332 | data->length = len; | |
333 | data->flags = 1; | |
334 | } else | |
335 | data->flags = 0; | |
336 | return res; | |
337 | } | |
338 | ||
f0706e82 JB |
339 | return -EOPNOTSUPP; |
340 | } | |
341 | ||
342 | ||
343 | static int ieee80211_ioctl_siwap(struct net_device *dev, | |
344 | struct iw_request_info *info, | |
345 | struct sockaddr *ap_addr, char *extra) | |
346 | { | |
f0706e82 JB |
347 | struct ieee80211_sub_if_data *sdata; |
348 | ||
349 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
05c914fe JB |
350 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
351 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
f0706e82 | 352 | int ret; |
ddd3d2be | 353 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) { |
f0706e82 JB |
354 | memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data, |
355 | ETH_ALEN); | |
356 | return 0; | |
357 | } | |
d6f2da5b JS |
358 | if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) |
359 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL | | |
360 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
361 | else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | |
362 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL; | |
f0706e82 | 363 | else |
d6f2da5b | 364 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f698d856 | 365 | ret = ieee80211_sta_set_bssid(sdata, (u8 *) &ap_addr->sa_data); |
f0706e82 JB |
366 | if (ret) |
367 | return ret; | |
f698d856 | 368 | ieee80211_sta_req_auth(sdata, &sdata->u.sta); |
f0706e82 | 369 | return 0; |
05c914fe | 370 | } else if (sdata->vif.type == NL80211_IFTYPE_WDS) { |
44213b5e JB |
371 | /* |
372 | * If it is necessary to update the WDS peer address | |
373 | * while the interface is running, then we need to do | |
374 | * more work here, namely if it is running we need to | |
375 | * add a new and remove the old STA entry, this is | |
376 | * normally handled by _open() and _stop(). | |
377 | */ | |
378 | if (netif_running(dev)) | |
379 | return -EBUSY; | |
380 | ||
381 | memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, | |
382 | ETH_ALEN); | |
383 | ||
384 | return 0; | |
f0706e82 JB |
385 | } |
386 | ||
387 | return -EOPNOTSUPP; | |
388 | } | |
389 | ||
390 | ||
391 | static int ieee80211_ioctl_giwap(struct net_device *dev, | |
392 | struct iw_request_info *info, | |
393 | struct sockaddr *ap_addr, char *extra) | |
394 | { | |
395 | struct ieee80211_sub_if_data *sdata; | |
396 | ||
397 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
05c914fe JB |
398 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
399 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
48c2fc59 TW |
400 | if (sdata->u.sta.state == IEEE80211_STA_MLME_ASSOCIATED || |
401 | sdata->u.sta.state == IEEE80211_STA_MLME_IBSS_JOINED) { | |
d4231ca3 AK |
402 | ap_addr->sa_family = ARPHRD_ETHER; |
403 | memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN); | |
404 | return 0; | |
405 | } else { | |
406 | memset(&ap_addr->sa_data, 0, ETH_ALEN); | |
407 | return 0; | |
408 | } | |
05c914fe | 409 | } else if (sdata->vif.type == NL80211_IFTYPE_WDS) { |
f0706e82 JB |
410 | ap_addr->sa_family = ARPHRD_ETHER; |
411 | memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN); | |
412 | return 0; | |
413 | } | |
414 | ||
415 | return -EOPNOTSUPP; | |
416 | } | |
417 | ||
418 | ||
1fd5e589 LF |
419 | static int ieee80211_ioctl_siwrate(struct net_device *dev, |
420 | struct iw_request_info *info, | |
421 | struct iw_param *rate, char *extra) | |
422 | { | |
423 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
8318d78a | 424 | int i, err = -EINVAL; |
1fd5e589 LF |
425 | u32 target_rate = rate->value / 100000; |
426 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 427 | struct ieee80211_supported_band *sband; |
1fd5e589 LF |
428 | |
429 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
8318d78a JB |
430 | |
431 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
432 | ||
1fd5e589 LF |
433 | /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates |
434 | * target_rate = X, rate->fixed = 1 means only rate X | |
435 | * target_rate = X, rate->fixed = 0 means all rates <= X */ | |
3e122be0 JB |
436 | sdata->max_ratectrl_rateidx = -1; |
437 | sdata->force_unicast_rateidx = -1; | |
1fd5e589 LF |
438 | if (rate->value < 0) |
439 | return 0; | |
8318d78a JB |
440 | |
441 | for (i=0; i< sband->n_bitrates; i++) { | |
442 | struct ieee80211_rate *brate = &sband->bitrates[i]; | |
443 | int this_rate = brate->bitrate; | |
1fd5e589 | 444 | |
1fd5e589 | 445 | if (target_rate == this_rate) { |
3e122be0 | 446 | sdata->max_ratectrl_rateidx = i; |
1fd5e589 | 447 | if (rate->fixed) |
3e122be0 | 448 | sdata->force_unicast_rateidx = i; |
8318d78a JB |
449 | err = 0; |
450 | break; | |
1fd5e589 LF |
451 | } |
452 | } | |
8318d78a | 453 | return err; |
1fd5e589 LF |
454 | } |
455 | ||
b3d88ad4 LF |
456 | static int ieee80211_ioctl_giwrate(struct net_device *dev, |
457 | struct iw_request_info *info, | |
458 | struct iw_param *rate, char *extra) | |
459 | { | |
460 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
461 | struct sta_info *sta; | |
462 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 463 | struct ieee80211_supported_band *sband; |
b3d88ad4 LF |
464 | |
465 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
8318d78a | 466 | |
05c914fe | 467 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
b3d88ad4 | 468 | return -EOPNOTSUPP; |
8318d78a JB |
469 | |
470 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
471 | ||
380a942b JB |
472 | rcu_read_lock(); |
473 | ||
474 | sta = sta_info_get(local, sdata->u.sta.bssid); | |
475 | ||
e6a9854b JB |
476 | if (sta && !(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) |
477 | rate->value = sband->bitrates[sta->last_tx_rate.idx].bitrate; | |
b3d88ad4 LF |
478 | else |
479 | rate->value = 0; | |
380a942b JB |
480 | |
481 | rcu_read_unlock(); | |
482 | ||
483 | if (!sta) | |
484 | return -ENODEV; | |
485 | ||
8318d78a | 486 | rate->value *= 100000; |
d0709a65 | 487 | |
b3d88ad4 LF |
488 | return 0; |
489 | } | |
490 | ||
61609bc0 MB |
491 | static int ieee80211_ioctl_siwtxpower(struct net_device *dev, |
492 | struct iw_request_info *info, | |
493 | union iwreq_data *data, char *extra) | |
494 | { | |
495 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
d9d29257 | 496 | struct ieee80211_channel* chan = local->hw.conf.channel; |
e8975581 | 497 | u32 reconf_flags = 0; |
8318d78a | 498 | int new_power_level; |
61609bc0 MB |
499 | |
500 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
501 | return -EINVAL; | |
502 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
503 | return -EINVAL; | |
d9d29257 LR |
504 | if (!chan) |
505 | return -EINVAL; | |
61609bc0 | 506 | |
d9d29257 LR |
507 | if (data->txpower.fixed) |
508 | new_power_level = min(data->txpower.value, chan->max_power); | |
509 | else /* Automatic power level setting */ | |
8318d78a | 510 | new_power_level = chan->max_power; |
6a432955 | 511 | |
2bf30fab | 512 | local->user_power_level = new_power_level; |
e3c92df0 | 513 | if (local->hw.conf.power_level != new_power_level) |
e8975581 | 514 | reconf_flags |= IEEE80211_CONF_CHANGE_POWER; |
6a432955 | 515 | |
61609bc0 MB |
516 | if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) { |
517 | local->hw.conf.radio_enabled = !(data->txpower.disabled); | |
e8975581 | 518 | reconf_flags |= IEEE80211_CONF_CHANGE_RADIO_ENABLED; |
cdcb006f | 519 | ieee80211_led_radio(local, local->hw.conf.radio_enabled); |
61609bc0 | 520 | } |
6a432955 | 521 | |
e8975581 JB |
522 | if (reconf_flags) |
523 | ieee80211_hw_config(local, reconf_flags); | |
61609bc0 MB |
524 | |
525 | return 0; | |
526 | } | |
527 | ||
fe6aa301 LF |
528 | static int ieee80211_ioctl_giwtxpower(struct net_device *dev, |
529 | struct iw_request_info *info, | |
530 | union iwreq_data *data, char *extra) | |
531 | { | |
532 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
533 | ||
534 | data->txpower.fixed = 1; | |
535 | data->txpower.disabled = !(local->hw.conf.radio_enabled); | |
536 | data->txpower.value = local->hw.conf.power_level; | |
537 | data->txpower.flags = IW_TXPOW_DBM; | |
538 | ||
539 | return 0; | |
540 | } | |
541 | ||
f0706e82 JB |
542 | static int ieee80211_ioctl_siwrts(struct net_device *dev, |
543 | struct iw_request_info *info, | |
544 | struct iw_param *rts, char *extra) | |
545 | { | |
546 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
547 | ||
548 | if (rts->disabled) | |
549 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
fa6adfe9 EG |
550 | else if (!rts->fixed) |
551 | /* if the rts value is not fixed, then take default */ | |
552 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
f0706e82 JB |
553 | else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD) |
554 | return -EINVAL; | |
555 | else | |
556 | local->rts_threshold = rts->value; | |
557 | ||
558 | /* If the wlan card performs RTS/CTS in hardware/firmware, | |
559 | * configure it here */ | |
560 | ||
561 | if (local->ops->set_rts_threshold) | |
562 | local->ops->set_rts_threshold(local_to_hw(local), | |
563 | local->rts_threshold); | |
564 | ||
565 | return 0; | |
566 | } | |
567 | ||
568 | static int ieee80211_ioctl_giwrts(struct net_device *dev, | |
569 | struct iw_request_info *info, | |
570 | struct iw_param *rts, char *extra) | |
571 | { | |
572 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
573 | ||
574 | rts->value = local->rts_threshold; | |
575 | rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
576 | rts->fixed = 1; | |
577 | ||
578 | return 0; | |
579 | } | |
580 | ||
581 | ||
582 | static int ieee80211_ioctl_siwfrag(struct net_device *dev, | |
583 | struct iw_request_info *info, | |
584 | struct iw_param *frag, char *extra) | |
585 | { | |
586 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
587 | ||
588 | if (frag->disabled) | |
589 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
e4abd4d4 EG |
590 | else if (!frag->fixed) |
591 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
f0706e82 JB |
592 | else if (frag->value < 256 || |
593 | frag->value > IEEE80211_MAX_FRAG_THRESHOLD) | |
594 | return -EINVAL; | |
595 | else { | |
596 | /* Fragment length must be even, so strip LSB. */ | |
597 | local->fragmentation_threshold = frag->value & ~0x1; | |
598 | } | |
599 | ||
f0706e82 JB |
600 | return 0; |
601 | } | |
602 | ||
603 | static int ieee80211_ioctl_giwfrag(struct net_device *dev, | |
604 | struct iw_request_info *info, | |
605 | struct iw_param *frag, char *extra) | |
606 | { | |
607 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
608 | ||
609 | frag->value = local->fragmentation_threshold; | |
610 | frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
611 | frag->fixed = 1; | |
612 | ||
613 | return 0; | |
614 | } | |
615 | ||
616 | ||
617 | static int ieee80211_ioctl_siwretry(struct net_device *dev, | |
618 | struct iw_request_info *info, | |
619 | struct iw_param *retry, char *extra) | |
620 | { | |
621 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
622 | ||
623 | if (retry->disabled || | |
624 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
625 | return -EINVAL; | |
626 | ||
9124b077 JB |
627 | if (retry->flags & IW_RETRY_MAX) { |
628 | local->hw.conf.long_frame_max_tx_count = retry->value; | |
629 | } else if (retry->flags & IW_RETRY_MIN) { | |
630 | local->hw.conf.short_frame_max_tx_count = retry->value; | |
631 | } else { | |
632 | local->hw.conf.long_frame_max_tx_count = retry->value; | |
633 | local->hw.conf.short_frame_max_tx_count = retry->value; | |
f0706e82 JB |
634 | } |
635 | ||
9124b077 | 636 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); |
f0706e82 JB |
637 | |
638 | return 0; | |
639 | } | |
640 | ||
641 | ||
642 | static int ieee80211_ioctl_giwretry(struct net_device *dev, | |
643 | struct iw_request_info *info, | |
644 | struct iw_param *retry, char *extra) | |
645 | { | |
646 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
647 | ||
648 | retry->disabled = 0; | |
649 | if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) { | |
650 | /* first return min value, iwconfig will ask max value | |
651 | * later if needed */ | |
652 | retry->flags |= IW_RETRY_LIMIT; | |
9124b077 JB |
653 | retry->value = local->hw.conf.short_frame_max_tx_count; |
654 | if (local->hw.conf.long_frame_max_tx_count != | |
655 | local->hw.conf.short_frame_max_tx_count) | |
f0706e82 JB |
656 | retry->flags |= IW_RETRY_MIN; |
657 | return 0; | |
658 | } | |
659 | if (retry->flags & IW_RETRY_MAX) { | |
660 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; | |
9124b077 | 661 | retry->value = local->hw.conf.long_frame_max_tx_count; |
f0706e82 JB |
662 | } |
663 | ||
664 | return 0; | |
665 | } | |
666 | ||
f0706e82 JB |
667 | static int ieee80211_ioctl_siwmlme(struct net_device *dev, |
668 | struct iw_request_info *info, | |
669 | struct iw_point *data, char *extra) | |
670 | { | |
671 | struct ieee80211_sub_if_data *sdata; | |
672 | struct iw_mlme *mlme = (struct iw_mlme *) extra; | |
673 | ||
674 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
05c914fe JB |
675 | if (sdata->vif.type != NL80211_IFTYPE_STATION && |
676 | sdata->vif.type != NL80211_IFTYPE_ADHOC) | |
f0706e82 JB |
677 | return -EINVAL; |
678 | ||
679 | switch (mlme->cmd) { | |
680 | case IW_MLME_DEAUTH: | |
681 | /* TODO: mlme->addr.sa_data */ | |
f698d856 | 682 | return ieee80211_sta_deauthenticate(sdata, mlme->reason_code); |
f0706e82 JB |
683 | case IW_MLME_DISASSOC: |
684 | /* TODO: mlme->addr.sa_data */ | |
f698d856 | 685 | return ieee80211_sta_disassociate(sdata, mlme->reason_code); |
f0706e82 JB |
686 | default: |
687 | return -EOPNOTSUPP; | |
688 | } | |
689 | } | |
690 | ||
691 | ||
692 | static int ieee80211_ioctl_siwencode(struct net_device *dev, | |
693 | struct iw_request_info *info, | |
694 | struct iw_point *erq, char *keybuf) | |
695 | { | |
696 | struct ieee80211_sub_if_data *sdata; | |
697 | int idx, i, alg = ALG_WEP; | |
698 | u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
628a140b | 699 | int remove = 0; |
f0706e82 JB |
700 | |
701 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
702 | ||
703 | idx = erq->flags & IW_ENCODE_INDEX; | |
704 | if (idx == 0) { | |
705 | if (sdata->default_key) | |
706 | for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
707 | if (sdata->default_key == sdata->keys[i]) { | |
708 | idx = i; | |
709 | break; | |
710 | } | |
711 | } | |
712 | } else if (idx < 1 || idx > 4) | |
713 | return -EINVAL; | |
714 | else | |
715 | idx--; | |
716 | ||
717 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 718 | remove = 1; |
f0706e82 JB |
719 | else if (erq->length == 0) { |
720 | /* No key data - just set the default TX key index */ | |
11a843b7 | 721 | ieee80211_set_default_key(sdata, idx); |
f0706e82 JB |
722 | return 0; |
723 | } | |
724 | ||
725 | return ieee80211_set_encryption( | |
f698d856 | 726 | sdata, bcaddr, |
628a140b | 727 | idx, alg, remove, |
f0706e82 JB |
728 | !sdata->default_key, |
729 | keybuf, erq->length); | |
730 | } | |
731 | ||
732 | ||
733 | static int ieee80211_ioctl_giwencode(struct net_device *dev, | |
734 | struct iw_request_info *info, | |
735 | struct iw_point *erq, char *key) | |
736 | { | |
737 | struct ieee80211_sub_if_data *sdata; | |
738 | int idx, i; | |
739 | ||
740 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
741 | ||
742 | idx = erq->flags & IW_ENCODE_INDEX; | |
743 | if (idx < 1 || idx > 4) { | |
744 | idx = -1; | |
745 | if (!sdata->default_key) | |
746 | idx = 0; | |
747 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
748 | if (sdata->default_key == sdata->keys[i]) { | |
749 | idx = i; | |
750 | break; | |
751 | } | |
752 | } | |
753 | if (idx < 0) | |
754 | return -EINVAL; | |
755 | } else | |
756 | idx--; | |
757 | ||
758 | erq->flags = idx + 1; | |
759 | ||
760 | if (!sdata->keys[idx]) { | |
761 | erq->length = 0; | |
762 | erq->flags |= IW_ENCODE_DISABLED; | |
763 | return 0; | |
764 | } | |
765 | ||
8f20fc24 | 766 | memcpy(key, sdata->keys[idx]->conf.key, |
11a843b7 | 767 | min_t(int, erq->length, sdata->keys[idx]->conf.keylen)); |
8f20fc24 | 768 | erq->length = sdata->keys[idx]->conf.keylen; |
f0706e82 JB |
769 | erq->flags |= IW_ENCODE_ENABLED; |
770 | ||
05c914fe | 771 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
b9fcc4f2 EG |
772 | struct ieee80211_if_sta *ifsta = &sdata->u.sta; |
773 | switch (ifsta->auth_alg) { | |
774 | case WLAN_AUTH_OPEN: | |
775 | case WLAN_AUTH_LEAP: | |
776 | erq->flags |= IW_ENCODE_OPEN; | |
777 | break; | |
778 | case WLAN_AUTH_SHARED_KEY: | |
779 | erq->flags |= IW_ENCODE_RESTRICTED; | |
780 | break; | |
781 | } | |
782 | } | |
783 | ||
f0706e82 JB |
784 | return 0; |
785 | } | |
786 | ||
49292d56 SO |
787 | static int ieee80211_ioctl_siwpower(struct net_device *dev, |
788 | struct iw_request_info *info, | |
789 | struct iw_param *wrq, | |
790 | char *extra) | |
791 | { | |
e0cb686f | 792 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
49292d56 SO |
793 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); |
794 | struct ieee80211_conf *conf = &local->hw.conf; | |
520eb820 | 795 | int ret = 0, timeout = 0; |
e0cb686f KV |
796 | bool ps; |
797 | ||
4be8c387 JB |
798 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) |
799 | return -EOPNOTSUPP; | |
800 | ||
e0cb686f KV |
801 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
802 | return -EINVAL; | |
49292d56 SO |
803 | |
804 | if (wrq->disabled) { | |
e0cb686f | 805 | ps = false; |
520eb820 | 806 | timeout = 0; |
e0cb686f | 807 | goto set; |
49292d56 SO |
808 | } |
809 | ||
810 | switch (wrq->flags & IW_POWER_MODE) { | |
811 | case IW_POWER_ON: /* If not specified */ | |
812 | case IW_POWER_MODE: /* If set all mask */ | |
813 | case IW_POWER_ALL_R: /* If explicitely state all */ | |
e0cb686f | 814 | ps = true; |
49292d56 | 815 | break; |
520eb820 | 816 | default: /* Otherwise we ignore */ |
e9aeabae | 817 | return -EINVAL; |
49292d56 SO |
818 | } |
819 | ||
e9aeabae JB |
820 | if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) |
821 | return -EINVAL; | |
822 | ||
520eb820 KV |
823 | if (wrq->flags & IW_POWER_TIMEOUT) |
824 | timeout = wrq->value / 1000; | |
e0cb686f | 825 | |
4be8c387 | 826 | set: |
46f2c4bd | 827 | if (ps == local->powersave && timeout == conf->dynamic_ps_timeout) |
520eb820 KV |
828 | return ret; |
829 | ||
e0cb686f | 830 | local->powersave = ps; |
46f2c4bd | 831 | conf->dynamic_ps_timeout = timeout; |
e0cb686f | 832 | |
4be8c387 | 833 | if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) |
46f2c4bd JB |
834 | ret = ieee80211_hw_config(local, |
835 | IEEE80211_CONF_CHANGE_DYNPS_TIMEOUT); | |
4be8c387 JB |
836 | |
837 | if (!(sdata->u.sta.flags & IEEE80211_STA_ASSOCIATED)) | |
838 | return ret; | |
839 | ||
840 | if (conf->dynamic_ps_timeout > 0 && | |
841 | !(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)) { | |
842 | mod_timer(&local->dynamic_ps_timer, jiffies + | |
843 | msecs_to_jiffies(conf->dynamic_ps_timeout)); | |
844 | } else { | |
845 | if (local->powersave) { | |
846 | if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) | |
a97b77b9 | 847 | ieee80211_send_nullfunc(local, sdata, 1); |
4be8c387 JB |
848 | conf->flags |= IEEE80211_CONF_PS; |
849 | ret = ieee80211_hw_config(local, | |
850 | IEEE80211_CONF_CHANGE_PS); | |
851 | } else { | |
852 | conf->flags &= ~IEEE80211_CONF_PS; | |
853 | ret = ieee80211_hw_config(local, | |
854 | IEEE80211_CONF_CHANGE_PS); | |
855 | if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) | |
a97b77b9 | 856 | ieee80211_send_nullfunc(local, sdata, 0); |
b8abde45 VN |
857 | del_timer_sync(&local->dynamic_ps_timer); |
858 | cancel_work_sync(&local->dynamic_ps_enable_work); | |
520eb820 | 859 | } |
e0cb686f KV |
860 | } |
861 | ||
862 | return ret; | |
49292d56 SO |
863 | } |
864 | ||
865 | static int ieee80211_ioctl_giwpower(struct net_device *dev, | |
866 | struct iw_request_info *info, | |
867 | union iwreq_data *wrqu, | |
868 | char *extra) | |
869 | { | |
870 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
49292d56 | 871 | |
e0cb686f | 872 | wrqu->power.disabled = !local->powersave; |
49292d56 SO |
873 | |
874 | return 0; | |
875 | } | |
876 | ||
f0706e82 JB |
877 | static int ieee80211_ioctl_siwauth(struct net_device *dev, |
878 | struct iw_request_info *info, | |
879 | struct iw_param *data, char *extra) | |
880 | { | |
f0706e82 JB |
881 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
882 | int ret = 0; | |
883 | ||
884 | switch (data->flags & IW_AUTH_INDEX) { | |
885 | case IW_AUTH_WPA_VERSION: | |
f0706e82 JB |
886 | case IW_AUTH_CIPHER_GROUP: |
887 | case IW_AUTH_WPA_ENABLED: | |
888 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
f0706e82 | 889 | case IW_AUTH_KEY_MGMT: |
54604d3a | 890 | case IW_AUTH_CIPHER_GROUP_MGMT: |
5b98b1f7 | 891 | break; |
eb46936b VT |
892 | case IW_AUTH_CIPHER_PAIRWISE: |
893 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { | |
894 | if (data->value & (IW_AUTH_CIPHER_WEP40 | | |
895 | IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_TKIP)) | |
896 | sdata->u.sta.flags |= | |
897 | IEEE80211_STA_TKIP_WEP_USED; | |
898 | else | |
899 | sdata->u.sta.flags &= | |
900 | ~IEEE80211_STA_TKIP_WEP_USED; | |
901 | } | |
902 | break; | |
b1357a81 JB |
903 | case IW_AUTH_DROP_UNENCRYPTED: |
904 | sdata->drop_unencrypted = !!data->value; | |
905 | break; | |
5b98b1f7 | 906 | case IW_AUTH_PRIVACY_INVOKED: |
05c914fe | 907 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
f0706e82 JB |
908 | ret = -EINVAL; |
909 | else { | |
5b98b1f7 | 910 | sdata->u.sta.flags &= ~IEEE80211_STA_PRIVACY_INVOKED; |
f0706e82 | 911 | /* |
5b98b1f7 JB |
912 | * Privacy invoked by wpa_supplicant, store the |
913 | * value and allow associating to a protected | |
914 | * network without having a key up front. | |
f0706e82 | 915 | */ |
5b98b1f7 JB |
916 | if (data->value) |
917 | sdata->u.sta.flags |= | |
918 | IEEE80211_STA_PRIVACY_INVOKED; | |
f0706e82 JB |
919 | } |
920 | break; | |
921 | case IW_AUTH_80211_AUTH_ALG: | |
05c914fe JB |
922 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
923 | sdata->vif.type == NL80211_IFTYPE_ADHOC) | |
f0706e82 JB |
924 | sdata->u.sta.auth_algs = data->value; |
925 | else | |
926 | ret = -EOPNOTSUPP; | |
927 | break; | |
fdfacf0a | 928 | case IW_AUTH_MFP: |
4375d083 JM |
929 | if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) { |
930 | ret = -EOPNOTSUPP; | |
931 | break; | |
932 | } | |
fdfacf0a | 933 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
e4e5e2b0 JB |
934 | sdata->vif.type == NL80211_IFTYPE_ADHOC) { |
935 | switch (data->value) { | |
936 | case IW_AUTH_MFP_DISABLED: | |
937 | sdata->u.sta.mfp = IEEE80211_MFP_DISABLED; | |
938 | break; | |
939 | case IW_AUTH_MFP_OPTIONAL: | |
940 | sdata->u.sta.mfp = IEEE80211_MFP_OPTIONAL; | |
941 | break; | |
942 | case IW_AUTH_MFP_REQUIRED: | |
943 | sdata->u.sta.mfp = IEEE80211_MFP_REQUIRED; | |
944 | break; | |
945 | default: | |
946 | ret = -EINVAL; | |
947 | } | |
948 | } else | |
fdfacf0a JM |
949 | ret = -EOPNOTSUPP; |
950 | break; | |
f0706e82 JB |
951 | default: |
952 | ret = -EOPNOTSUPP; | |
953 | break; | |
954 | } | |
955 | return ret; | |
956 | } | |
957 | ||
958 | /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ | |
959 | static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev) | |
960 | { | |
961 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
962 | struct iw_statistics *wstats = &local->wstats; | |
963 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
964 | struct sta_info *sta = NULL; | |
965 | ||
98dd6a57 JB |
966 | rcu_read_lock(); |
967 | ||
05c914fe JB |
968 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
969 | sdata->vif.type == NL80211_IFTYPE_ADHOC) | |
f0706e82 JB |
970 | sta = sta_info_get(local, sdata->u.sta.bssid); |
971 | if (!sta) { | |
972 | wstats->discard.fragment = 0; | |
973 | wstats->discard.misc = 0; | |
974 | wstats->qual.qual = 0; | |
975 | wstats->qual.level = 0; | |
976 | wstats->qual.noise = 0; | |
977 | wstats->qual.updated = IW_QUAL_ALL_INVALID; | |
978 | } else { | |
566bfe5a BR |
979 | wstats->qual.level = sta->last_signal; |
980 | wstats->qual.qual = sta->last_qual; | |
f0706e82 JB |
981 | wstats->qual.noise = sta->last_noise; |
982 | wstats->qual.updated = local->wstats_flags; | |
f0706e82 | 983 | } |
98dd6a57 JB |
984 | |
985 | rcu_read_unlock(); | |
986 | ||
f0706e82 JB |
987 | return wstats; |
988 | } | |
989 | ||
990 | static int ieee80211_ioctl_giwauth(struct net_device *dev, | |
991 | struct iw_request_info *info, | |
992 | struct iw_param *data, char *extra) | |
993 | { | |
994 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
995 | int ret = 0; | |
996 | ||
997 | switch (data->flags & IW_AUTH_INDEX) { | |
998 | case IW_AUTH_80211_AUTH_ALG: | |
05c914fe JB |
999 | if (sdata->vif.type == NL80211_IFTYPE_STATION || |
1000 | sdata->vif.type == NL80211_IFTYPE_ADHOC) | |
f0706e82 JB |
1001 | data->value = sdata->u.sta.auth_algs; |
1002 | else | |
1003 | ret = -EOPNOTSUPP; | |
1004 | break; | |
1005 | default: | |
1006 | ret = -EOPNOTSUPP; | |
1007 | break; | |
1008 | } | |
1009 | return ret; | |
1010 | } | |
1011 | ||
1012 | ||
1013 | static int ieee80211_ioctl_siwencodeext(struct net_device *dev, | |
1014 | struct iw_request_info *info, | |
1015 | struct iw_point *erq, char *extra) | |
1016 | { | |
1017 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1018 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
628a140b | 1019 | int uninitialized_var(alg), idx, i, remove = 0; |
f0706e82 JB |
1020 | |
1021 | switch (ext->alg) { | |
1022 | case IW_ENCODE_ALG_NONE: | |
628a140b | 1023 | remove = 1; |
f0706e82 JB |
1024 | break; |
1025 | case IW_ENCODE_ALG_WEP: | |
1026 | alg = ALG_WEP; | |
1027 | break; | |
1028 | case IW_ENCODE_ALG_TKIP: | |
1029 | alg = ALG_TKIP; | |
1030 | break; | |
1031 | case IW_ENCODE_ALG_CCMP: | |
1032 | alg = ALG_CCMP; | |
1033 | break; | |
22787dba JM |
1034 | case IW_ENCODE_ALG_AES_CMAC: |
1035 | alg = ALG_AES_CMAC; | |
1036 | break; | |
f0706e82 JB |
1037 | default: |
1038 | return -EOPNOTSUPP; | |
1039 | } | |
1040 | ||
1041 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 1042 | remove = 1; |
f0706e82 JB |
1043 | |
1044 | idx = erq->flags & IW_ENCODE_INDEX; | |
22787dba JM |
1045 | if (alg == ALG_AES_CMAC) { |
1046 | if (idx < NUM_DEFAULT_KEYS + 1 || | |
1047 | idx > NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) { | |
1048 | idx = -1; | |
1049 | if (!sdata->default_mgmt_key) | |
1050 | idx = 0; | |
1051 | else for (i = NUM_DEFAULT_KEYS; | |
1052 | i < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS; | |
1053 | i++) { | |
1054 | if (sdata->default_mgmt_key == sdata->keys[i]) | |
1055 | { | |
1056 | idx = i; | |
1057 | break; | |
1058 | } | |
f0706e82 | 1059 | } |
22787dba JM |
1060 | if (idx < 0) |
1061 | return -EINVAL; | |
1062 | } else | |
1063 | idx--; | |
1064 | } else { | |
1065 | if (idx < 1 || idx > 4) { | |
1066 | idx = -1; | |
1067 | if (!sdata->default_key) | |
1068 | idx = 0; | |
1069 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1070 | if (sdata->default_key == sdata->keys[i]) { | |
1071 | idx = i; | |
1072 | break; | |
1073 | } | |
1074 | } | |
1075 | if (idx < 0) | |
1076 | return -EINVAL; | |
1077 | } else | |
1078 | idx--; | |
1079 | } | |
f0706e82 | 1080 | |
f698d856 | 1081 | return ieee80211_set_encryption(sdata, ext->addr.sa_data, idx, alg, |
628a140b | 1082 | remove, |
f0706e82 JB |
1083 | ext->ext_flags & |
1084 | IW_ENCODE_EXT_SET_TX_KEY, | |
1085 | ext->key, ext->key_len); | |
1086 | } | |
1087 | ||
1088 | ||
f0706e82 JB |
1089 | /* Structures to export the Wireless Handlers */ |
1090 | ||
1091 | static const iw_handler ieee80211_handler[] = | |
1092 | { | |
1093 | (iw_handler) NULL, /* SIOCSIWCOMMIT */ | |
fee52678 | 1094 | (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */ |
f0706e82 JB |
1095 | (iw_handler) NULL, /* SIOCSIWNWID */ |
1096 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
1097 | (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */ | |
1098 | (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */ | |
e60c7744 JB |
1099 | (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */ |
1100 | (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */ | |
f0706e82 JB |
1101 | (iw_handler) NULL, /* SIOCSIWSENS */ |
1102 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
1103 | (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ | |
1104 | (iw_handler) ieee80211_ioctl_giwrange, /* SIOCGIWRANGE */ | |
1105 | (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ | |
1106 | (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ | |
1107 | (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ | |
1108 | (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ | |
5d4ecd93 JB |
1109 | (iw_handler) NULL, /* SIOCSIWSPY */ |
1110 | (iw_handler) NULL, /* SIOCGIWSPY */ | |
1111 | (iw_handler) NULL, /* SIOCSIWTHRSPY */ | |
1112 | (iw_handler) NULL, /* SIOCGIWTHRSPY */ | |
f0706e82 JB |
1113 | (iw_handler) ieee80211_ioctl_siwap, /* SIOCSIWAP */ |
1114 | (iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */ | |
1115 | (iw_handler) ieee80211_ioctl_siwmlme, /* SIOCSIWMLME */ | |
1116 | (iw_handler) NULL, /* SIOCGIWAPLIST */ | |
2a519311 JB |
1117 | (iw_handler) cfg80211_wext_siwscan, /* SIOCSIWSCAN */ |
1118 | (iw_handler) cfg80211_wext_giwscan, /* SIOCGIWSCAN */ | |
f0706e82 JB |
1119 | (iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */ |
1120 | (iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */ | |
1121 | (iw_handler) NULL, /* SIOCSIWNICKN */ | |
1122 | (iw_handler) NULL, /* SIOCGIWNICKN */ | |
1123 | (iw_handler) NULL, /* -- hole -- */ | |
1124 | (iw_handler) NULL, /* -- hole -- */ | |
1fd5e589 | 1125 | (iw_handler) ieee80211_ioctl_siwrate, /* SIOCSIWRATE */ |
b3d88ad4 | 1126 | (iw_handler) ieee80211_ioctl_giwrate, /* SIOCGIWRATE */ |
f0706e82 JB |
1127 | (iw_handler) ieee80211_ioctl_siwrts, /* SIOCSIWRTS */ |
1128 | (iw_handler) ieee80211_ioctl_giwrts, /* SIOCGIWRTS */ | |
1129 | (iw_handler) ieee80211_ioctl_siwfrag, /* SIOCSIWFRAG */ | |
1130 | (iw_handler) ieee80211_ioctl_giwfrag, /* SIOCGIWFRAG */ | |
61609bc0 | 1131 | (iw_handler) ieee80211_ioctl_siwtxpower, /* SIOCSIWTXPOW */ |
fe6aa301 | 1132 | (iw_handler) ieee80211_ioctl_giwtxpower, /* SIOCGIWTXPOW */ |
f0706e82 JB |
1133 | (iw_handler) ieee80211_ioctl_siwretry, /* SIOCSIWRETRY */ |
1134 | (iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */ | |
1135 | (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */ | |
1136 | (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */ | |
49292d56 SO |
1137 | (iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */ |
1138 | (iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */ | |
f0706e82 JB |
1139 | (iw_handler) NULL, /* -- hole -- */ |
1140 | (iw_handler) NULL, /* -- hole -- */ | |
1141 | (iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */ | |
1142 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
1143 | (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */ | |
1144 | (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */ | |
1145 | (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */ | |
1146 | (iw_handler) NULL, /* SIOCGIWENCODEEXT */ | |
1147 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
1148 | (iw_handler) NULL, /* -- hole -- */ | |
1149 | }; | |
1150 | ||
f0706e82 JB |
1151 | const struct iw_handler_def ieee80211_iw_handler_def = |
1152 | { | |
1153 | .num_standard = ARRAY_SIZE(ieee80211_handler), | |
f0706e82 | 1154 | .standard = (iw_handler *) ieee80211_handler, |
f0706e82 JB |
1155 | .get_wireless_stats = ieee80211_get_wireless_stats, |
1156 | }; |