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Commit | Line | Data |
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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 | ||
46900298 | 132 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
f698d856 | 133 | int ret = ieee80211_sta_set_extra_ie(sdata, extra, data->length); |
f0706e82 JB |
134 | if (ret) |
135 | return ret; | |
46900298 | 136 | sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
636a5d36 | 137 | sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; |
46900298 | 138 | ieee80211_sta_req_auth(sdata); |
f0706e82 JB |
139 | return 0; |
140 | } | |
141 | ||
f0706e82 JB |
142 | return -EOPNOTSUPP; |
143 | } | |
144 | ||
f0706e82 JB |
145 | static int ieee80211_ioctl_siwfreq(struct net_device *dev, |
146 | struct iw_request_info *info, | |
147 | struct iw_freq *freq, char *extra) | |
148 | { | |
f0706e82 JB |
149 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
150 | ||
46900298 JB |
151 | if (sdata->vif.type == NL80211_IFTYPE_ADHOC) |
152 | sdata->u.ibss.flags &= ~IEEE80211_IBSS_AUTO_CHANNEL_SEL; | |
153 | else if (sdata->vif.type == NL80211_IFTYPE_STATION) | |
154 | sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; | |
f0706e82 JB |
155 | |
156 | /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ | |
157 | if (freq->e == 0) { | |
158 | if (freq->m < 0) { | |
46900298 JB |
159 | if (sdata->vif.type == NL80211_IFTYPE_ADHOC) |
160 | sdata->u.ibss.flags |= | |
161 | IEEE80211_IBSS_AUTO_CHANNEL_SEL; | |
162 | else if (sdata->vif.type == NL80211_IFTYPE_STATION) | |
163 | sdata->u.mgd.flags |= | |
d6f2da5b | 164 | IEEE80211_STA_AUTO_CHANNEL_SEL; |
f0706e82 JB |
165 | return 0; |
166 | } else | |
f698d856 | 167 | return ieee80211_set_freq(sdata, |
8318d78a | 168 | ieee80211_channel_to_frequency(freq->m)); |
f0706e82 JB |
169 | } else { |
170 | int i, div = 1000000; | |
171 | for (i = 0; i < freq->e; i++) | |
172 | div /= 10; | |
173 | if (div > 0) | |
f698d856 | 174 | return ieee80211_set_freq(sdata, freq->m / div); |
f0706e82 JB |
175 | else |
176 | return -EINVAL; | |
177 | } | |
178 | } | |
179 | ||
180 | ||
181 | static int ieee80211_ioctl_giwfreq(struct net_device *dev, | |
182 | struct iw_request_info *info, | |
183 | struct iw_freq *freq, char *extra) | |
184 | { | |
185 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
186 | ||
8318d78a | 187 | freq->m = local->hw.conf.channel->center_freq; |
f0706e82 JB |
188 | freq->e = 6; |
189 | ||
190 | return 0; | |
191 | } | |
192 | ||
193 | ||
194 | static int ieee80211_ioctl_siwessid(struct net_device *dev, | |
195 | struct iw_request_info *info, | |
196 | struct iw_point *data, char *ssid) | |
197 | { | |
f0706e82 JB |
198 | struct ieee80211_sub_if_data *sdata; |
199 | size_t len = data->length; | |
46900298 | 200 | int ret; |
f0706e82 JB |
201 | |
202 | /* iwconfig uses nul termination in SSID.. */ | |
203 | if (len > 0 && ssid[len - 1] == '\0') | |
204 | len--; | |
205 | ||
206 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
46900298 | 207 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
d6f2da5b | 208 | if (data->flags) |
46900298 | 209 | sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; |
d6f2da5b | 210 | else |
46900298 JB |
211 | sdata->u.mgd.flags |= IEEE80211_STA_AUTO_SSID_SEL; |
212 | ||
f698d856 | 213 | ret = ieee80211_sta_set_ssid(sdata, ssid, len); |
f0706e82 JB |
214 | if (ret) |
215 | return ret; | |
46900298 | 216 | |
636a5d36 | 217 | sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; |
46900298 | 218 | ieee80211_sta_req_auth(sdata); |
f0706e82 | 219 | return 0; |
46900298 JB |
220 | } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) |
221 | return ieee80211_ibss_set_ssid(sdata, ssid, len); | |
f0706e82 | 222 | |
f0706e82 JB |
223 | return -EOPNOTSUPP; |
224 | } | |
225 | ||
226 | ||
227 | static int ieee80211_ioctl_giwessid(struct net_device *dev, | |
228 | struct iw_request_info *info, | |
229 | struct iw_point *data, char *ssid) | |
230 | { | |
231 | size_t len; | |
232 | ||
233 | struct ieee80211_sub_if_data *sdata; | |
234 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
46900298 | 235 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
f698d856 | 236 | int res = ieee80211_sta_get_ssid(sdata, ssid, &len); |
f0706e82 JB |
237 | if (res == 0) { |
238 | data->length = len; | |
239 | data->flags = 1; | |
240 | } else | |
241 | data->flags = 0; | |
242 | return res; | |
46900298 JB |
243 | } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) { |
244 | int res = ieee80211_ibss_get_ssid(sdata, ssid, &len); | |
245 | if (res == 0) { | |
246 | data->length = len; | |
247 | data->flags = 1; | |
248 | } else | |
249 | data->flags = 0; | |
250 | return res; | |
f0706e82 JB |
251 | } |
252 | ||
f0706e82 JB |
253 | return -EOPNOTSUPP; |
254 | } | |
255 | ||
256 | ||
257 | static int ieee80211_ioctl_siwap(struct net_device *dev, | |
258 | struct iw_request_info *info, | |
259 | struct sockaddr *ap_addr, char *extra) | |
260 | { | |
f0706e82 JB |
261 | struct ieee80211_sub_if_data *sdata; |
262 | ||
263 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
46900298 | 264 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
f0706e82 | 265 | int ret; |
7986cf95 | 266 | |
d6f2da5b | 267 | if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) |
46900298 | 268 | sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL | |
d6f2da5b JS |
269 | IEEE80211_STA_AUTO_CHANNEL_SEL; |
270 | else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | |
46900298 | 271 | sdata->u.mgd.flags |= IEEE80211_STA_AUTO_BSSID_SEL; |
f0706e82 | 272 | else |
46900298 | 273 | sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f698d856 | 274 | ret = ieee80211_sta_set_bssid(sdata, (u8 *) &ap_addr->sa_data); |
f0706e82 JB |
275 | if (ret) |
276 | return ret; | |
636a5d36 | 277 | sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; |
46900298 | 278 | ieee80211_sta_req_auth(sdata); |
f0706e82 | 279 | return 0; |
46900298 JB |
280 | } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) { |
281 | if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) | |
282 | sdata->u.ibss.flags |= IEEE80211_IBSS_AUTO_BSSID_SEL | | |
283 | IEEE80211_IBSS_AUTO_CHANNEL_SEL; | |
284 | else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | |
285 | sdata->u.ibss.flags |= IEEE80211_IBSS_AUTO_BSSID_SEL; | |
286 | else | |
287 | sdata->u.ibss.flags &= ~IEEE80211_IBSS_AUTO_BSSID_SEL; | |
288 | ||
289 | return ieee80211_ibss_set_bssid(sdata, (u8 *) &ap_addr->sa_data); | |
05c914fe | 290 | } else if (sdata->vif.type == NL80211_IFTYPE_WDS) { |
44213b5e JB |
291 | /* |
292 | * If it is necessary to update the WDS peer address | |
293 | * while the interface is running, then we need to do | |
294 | * more work here, namely if it is running we need to | |
295 | * add a new and remove the old STA entry, this is | |
296 | * normally handled by _open() and _stop(). | |
297 | */ | |
298 | if (netif_running(dev)) | |
299 | return -EBUSY; | |
300 | ||
301 | memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, | |
302 | ETH_ALEN); | |
303 | ||
304 | return 0; | |
f0706e82 JB |
305 | } |
306 | ||
307 | return -EOPNOTSUPP; | |
308 | } | |
309 | ||
310 | ||
311 | static int ieee80211_ioctl_giwap(struct net_device *dev, | |
312 | struct iw_request_info *info, | |
313 | struct sockaddr *ap_addr, char *extra) | |
314 | { | |
315 | struct ieee80211_sub_if_data *sdata; | |
316 | ||
317 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
46900298 JB |
318 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
319 | if (sdata->u.mgd.state == IEEE80211_STA_MLME_ASSOCIATED) { | |
d4231ca3 | 320 | ap_addr->sa_family = ARPHRD_ETHER; |
46900298 JB |
321 | memcpy(&ap_addr->sa_data, sdata->u.mgd.bssid, ETH_ALEN); |
322 | } else | |
d4231ca3 | 323 | memset(&ap_addr->sa_data, 0, ETH_ALEN); |
46900298 JB |
324 | return 0; |
325 | } else if (sdata->vif.type == NL80211_IFTYPE_ADHOC) { | |
326 | if (sdata->u.ibss.state == IEEE80211_IBSS_MLME_JOINED) { | |
327 | ap_addr->sa_family = ARPHRD_ETHER; | |
328 | memcpy(&ap_addr->sa_data, sdata->u.ibss.bssid, ETH_ALEN); | |
329 | } else | |
330 | memset(&ap_addr->sa_data, 0, ETH_ALEN); | |
331 | return 0; | |
05c914fe | 332 | } else if (sdata->vif.type == NL80211_IFTYPE_WDS) { |
f0706e82 JB |
333 | ap_addr->sa_family = ARPHRD_ETHER; |
334 | memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN); | |
335 | return 0; | |
336 | } | |
337 | ||
338 | return -EOPNOTSUPP; | |
339 | } | |
340 | ||
341 | ||
1fd5e589 LF |
342 | static int ieee80211_ioctl_siwrate(struct net_device *dev, |
343 | struct iw_request_info *info, | |
344 | struct iw_param *rate, char *extra) | |
345 | { | |
346 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
8318d78a | 347 | int i, err = -EINVAL; |
1fd5e589 LF |
348 | u32 target_rate = rate->value / 100000; |
349 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 350 | struct ieee80211_supported_band *sband; |
1fd5e589 LF |
351 | |
352 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
8318d78a JB |
353 | |
354 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
355 | ||
1fd5e589 LF |
356 | /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates |
357 | * target_rate = X, rate->fixed = 1 means only rate X | |
358 | * target_rate = X, rate->fixed = 0 means all rates <= X */ | |
3e122be0 JB |
359 | sdata->max_ratectrl_rateidx = -1; |
360 | sdata->force_unicast_rateidx = -1; | |
1fd5e589 LF |
361 | if (rate->value < 0) |
362 | return 0; | |
8318d78a JB |
363 | |
364 | for (i=0; i< sband->n_bitrates; i++) { | |
365 | struct ieee80211_rate *brate = &sband->bitrates[i]; | |
366 | int this_rate = brate->bitrate; | |
1fd5e589 | 367 | |
1fd5e589 | 368 | if (target_rate == this_rate) { |
3e122be0 | 369 | sdata->max_ratectrl_rateidx = i; |
1fd5e589 | 370 | if (rate->fixed) |
3e122be0 | 371 | sdata->force_unicast_rateidx = i; |
8318d78a JB |
372 | err = 0; |
373 | break; | |
1fd5e589 LF |
374 | } |
375 | } | |
8318d78a | 376 | return err; |
1fd5e589 LF |
377 | } |
378 | ||
b3d88ad4 LF |
379 | static int ieee80211_ioctl_giwrate(struct net_device *dev, |
380 | struct iw_request_info *info, | |
381 | struct iw_param *rate, char *extra) | |
382 | { | |
383 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
384 | struct sta_info *sta; | |
385 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 386 | struct ieee80211_supported_band *sband; |
b3d88ad4 LF |
387 | |
388 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
8318d78a | 389 | |
05c914fe | 390 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
b3d88ad4 | 391 | return -EOPNOTSUPP; |
8318d78a JB |
392 | |
393 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
394 | ||
380a942b JB |
395 | rcu_read_lock(); |
396 | ||
46900298 | 397 | sta = sta_info_get(local, sdata->u.mgd.bssid); |
380a942b | 398 | |
e6a9854b JB |
399 | if (sta && !(sta->last_tx_rate.flags & IEEE80211_TX_RC_MCS)) |
400 | rate->value = sband->bitrates[sta->last_tx_rate.idx].bitrate; | |
b3d88ad4 LF |
401 | else |
402 | rate->value = 0; | |
380a942b JB |
403 | |
404 | rcu_read_unlock(); | |
405 | ||
406 | if (!sta) | |
407 | return -ENODEV; | |
408 | ||
8318d78a | 409 | rate->value *= 100000; |
d0709a65 | 410 | |
b3d88ad4 LF |
411 | return 0; |
412 | } | |
413 | ||
61609bc0 MB |
414 | static int ieee80211_ioctl_siwtxpower(struct net_device *dev, |
415 | struct iw_request_info *info, | |
416 | union iwreq_data *data, char *extra) | |
417 | { | |
418 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
d9d29257 | 419 | struct ieee80211_channel* chan = local->hw.conf.channel; |
47afbaf5 | 420 | bool reconf = false; |
e8975581 | 421 | u32 reconf_flags = 0; |
8318d78a | 422 | int new_power_level; |
61609bc0 MB |
423 | |
424 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
425 | return -EINVAL; | |
426 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
427 | return -EINVAL; | |
d9d29257 LR |
428 | if (!chan) |
429 | return -EINVAL; | |
61609bc0 | 430 | |
47afbaf5 JB |
431 | /* only change when not disabling */ |
432 | if (!data->txpower.disabled) { | |
433 | if (data->txpower.fixed) { | |
434 | if (data->txpower.value < 0) | |
435 | return -EINVAL; | |
436 | new_power_level = data->txpower.value; | |
437 | /* | |
438 | * Debatable, but we cannot do a fixed power | |
439 | * level above the regulatory constraint. | |
440 | * Use "iwconfig wlan0 txpower 15dBm" instead. | |
441 | */ | |
442 | if (new_power_level > chan->max_power) | |
443 | return -EINVAL; | |
444 | } else { | |
445 | /* | |
446 | * Automatic power level setting, max being the value | |
447 | * passed in from userland. | |
448 | */ | |
449 | if (data->txpower.value < 0) | |
450 | new_power_level = -1; | |
451 | else | |
452 | new_power_level = data->txpower.value; | |
453 | } | |
454 | ||
455 | reconf = true; | |
6a432955 | 456 | |
47afbaf5 JB |
457 | /* |
458 | * ieee80211_hw_config() will limit to the channel's | |
459 | * max power and possibly power constraint from AP. | |
460 | */ | |
461 | local->user_power_level = new_power_level; | |
462 | } | |
6a432955 | 463 | |
61609bc0 MB |
464 | if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) { |
465 | local->hw.conf.radio_enabled = !(data->txpower.disabled); | |
e8975581 | 466 | reconf_flags |= IEEE80211_CONF_CHANGE_RADIO_ENABLED; |
cdcb006f | 467 | ieee80211_led_radio(local, local->hw.conf.radio_enabled); |
61609bc0 | 468 | } |
6a432955 | 469 | |
47afbaf5 | 470 | if (reconf || reconf_flags) |
e8975581 | 471 | ieee80211_hw_config(local, reconf_flags); |
61609bc0 MB |
472 | |
473 | return 0; | |
474 | } | |
475 | ||
fe6aa301 LF |
476 | static int ieee80211_ioctl_giwtxpower(struct net_device *dev, |
477 | struct iw_request_info *info, | |
478 | union iwreq_data *data, char *extra) | |
479 | { | |
480 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
481 | ||
482 | data->txpower.fixed = 1; | |
483 | data->txpower.disabled = !(local->hw.conf.radio_enabled); | |
484 | data->txpower.value = local->hw.conf.power_level; | |
485 | data->txpower.flags = IW_TXPOW_DBM; | |
486 | ||
487 | return 0; | |
488 | } | |
489 | ||
f0706e82 JB |
490 | static int ieee80211_ioctl_siwrts(struct net_device *dev, |
491 | struct iw_request_info *info, | |
492 | struct iw_param *rts, char *extra) | |
493 | { | |
494 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
495 | ||
496 | if (rts->disabled) | |
497 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
fa6adfe9 EG |
498 | else if (!rts->fixed) |
499 | /* if the rts value is not fixed, then take default */ | |
500 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
f0706e82 JB |
501 | else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD) |
502 | return -EINVAL; | |
503 | else | |
504 | local->rts_threshold = rts->value; | |
505 | ||
506 | /* If the wlan card performs RTS/CTS in hardware/firmware, | |
507 | * configure it here */ | |
508 | ||
509 | if (local->ops->set_rts_threshold) | |
510 | local->ops->set_rts_threshold(local_to_hw(local), | |
511 | local->rts_threshold); | |
512 | ||
513 | return 0; | |
514 | } | |
515 | ||
516 | static int ieee80211_ioctl_giwrts(struct net_device *dev, | |
517 | struct iw_request_info *info, | |
518 | struct iw_param *rts, char *extra) | |
519 | { | |
520 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
521 | ||
522 | rts->value = local->rts_threshold; | |
523 | rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
524 | rts->fixed = 1; | |
525 | ||
526 | return 0; | |
527 | } | |
528 | ||
529 | ||
530 | static int ieee80211_ioctl_siwfrag(struct net_device *dev, | |
531 | struct iw_request_info *info, | |
532 | struct iw_param *frag, char *extra) | |
533 | { | |
534 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
535 | ||
536 | if (frag->disabled) | |
537 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
e4abd4d4 EG |
538 | else if (!frag->fixed) |
539 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
f0706e82 JB |
540 | else if (frag->value < 256 || |
541 | frag->value > IEEE80211_MAX_FRAG_THRESHOLD) | |
542 | return -EINVAL; | |
543 | else { | |
544 | /* Fragment length must be even, so strip LSB. */ | |
545 | local->fragmentation_threshold = frag->value & ~0x1; | |
546 | } | |
547 | ||
f0706e82 JB |
548 | return 0; |
549 | } | |
550 | ||
551 | static int ieee80211_ioctl_giwfrag(struct net_device *dev, | |
552 | struct iw_request_info *info, | |
553 | struct iw_param *frag, char *extra) | |
554 | { | |
555 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
556 | ||
557 | frag->value = local->fragmentation_threshold; | |
23a99840 | 558 | frag->disabled = (frag->value >= IEEE80211_MAX_FRAG_THRESHOLD); |
f0706e82 JB |
559 | frag->fixed = 1; |
560 | ||
561 | return 0; | |
562 | } | |
563 | ||
564 | ||
565 | static int ieee80211_ioctl_siwretry(struct net_device *dev, | |
566 | struct iw_request_info *info, | |
567 | struct iw_param *retry, char *extra) | |
568 | { | |
569 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
570 | ||
571 | if (retry->disabled || | |
572 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
573 | return -EINVAL; | |
574 | ||
9124b077 JB |
575 | if (retry->flags & IW_RETRY_MAX) { |
576 | local->hw.conf.long_frame_max_tx_count = retry->value; | |
577 | } else if (retry->flags & IW_RETRY_MIN) { | |
578 | local->hw.conf.short_frame_max_tx_count = retry->value; | |
579 | } else { | |
580 | local->hw.conf.long_frame_max_tx_count = retry->value; | |
581 | local->hw.conf.short_frame_max_tx_count = retry->value; | |
f0706e82 JB |
582 | } |
583 | ||
9124b077 | 584 | ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_RETRY_LIMITS); |
f0706e82 JB |
585 | |
586 | return 0; | |
587 | } | |
588 | ||
589 | ||
590 | static int ieee80211_ioctl_giwretry(struct net_device *dev, | |
591 | struct iw_request_info *info, | |
592 | struct iw_param *retry, char *extra) | |
593 | { | |
594 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
595 | ||
596 | retry->disabled = 0; | |
597 | if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) { | |
598 | /* first return min value, iwconfig will ask max value | |
599 | * later if needed */ | |
600 | retry->flags |= IW_RETRY_LIMIT; | |
9124b077 JB |
601 | retry->value = local->hw.conf.short_frame_max_tx_count; |
602 | if (local->hw.conf.long_frame_max_tx_count != | |
603 | local->hw.conf.short_frame_max_tx_count) | |
f0706e82 JB |
604 | retry->flags |= IW_RETRY_MIN; |
605 | return 0; | |
606 | } | |
607 | if (retry->flags & IW_RETRY_MAX) { | |
608 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; | |
9124b077 | 609 | retry->value = local->hw.conf.long_frame_max_tx_count; |
f0706e82 JB |
610 | } |
611 | ||
612 | return 0; | |
613 | } | |
614 | ||
f0706e82 JB |
615 | static int ieee80211_ioctl_siwmlme(struct net_device *dev, |
616 | struct iw_request_info *info, | |
617 | struct iw_point *data, char *extra) | |
618 | { | |
619 | struct ieee80211_sub_if_data *sdata; | |
620 | struct iw_mlme *mlme = (struct iw_mlme *) extra; | |
621 | ||
622 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
46900298 | 623 | if (!(sdata->vif.type == NL80211_IFTYPE_STATION)) |
f0706e82 JB |
624 | return -EINVAL; |
625 | ||
626 | switch (mlme->cmd) { | |
627 | case IW_MLME_DEAUTH: | |
628 | /* TODO: mlme->addr.sa_data */ | |
f698d856 | 629 | return ieee80211_sta_deauthenticate(sdata, mlme->reason_code); |
f0706e82 JB |
630 | case IW_MLME_DISASSOC: |
631 | /* TODO: mlme->addr.sa_data */ | |
f698d856 | 632 | return ieee80211_sta_disassociate(sdata, mlme->reason_code); |
f0706e82 JB |
633 | default: |
634 | return -EOPNOTSUPP; | |
635 | } | |
636 | } | |
637 | ||
638 | ||
639 | static int ieee80211_ioctl_siwencode(struct net_device *dev, | |
640 | struct iw_request_info *info, | |
641 | struct iw_point *erq, char *keybuf) | |
642 | { | |
643 | struct ieee80211_sub_if_data *sdata; | |
644 | int idx, i, alg = ALG_WEP; | |
645 | u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
ec30415f | 646 | int remove = 0, ret; |
f0706e82 JB |
647 | |
648 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
649 | ||
650 | idx = erq->flags & IW_ENCODE_INDEX; | |
651 | if (idx == 0) { | |
652 | if (sdata->default_key) | |
653 | for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
654 | if (sdata->default_key == sdata->keys[i]) { | |
655 | idx = i; | |
656 | break; | |
657 | } | |
658 | } | |
659 | } else if (idx < 1 || idx > 4) | |
660 | return -EINVAL; | |
661 | else | |
662 | idx--; | |
663 | ||
664 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 665 | remove = 1; |
f0706e82 JB |
666 | else if (erq->length == 0) { |
667 | /* No key data - just set the default TX key index */ | |
11a843b7 | 668 | ieee80211_set_default_key(sdata, idx); |
f0706e82 JB |
669 | return 0; |
670 | } | |
671 | ||
ec30415f | 672 | ret = ieee80211_set_encryption( |
f698d856 | 673 | sdata, bcaddr, |
628a140b | 674 | idx, alg, remove, |
f0706e82 JB |
675 | !sdata->default_key, |
676 | keybuf, erq->length); | |
ec30415f VT |
677 | |
678 | if (!ret) { | |
679 | if (remove) | |
680 | sdata->u.mgd.flags &= ~IEEE80211_STA_TKIP_WEP_USED; | |
681 | else | |
682 | sdata->u.mgd.flags |= IEEE80211_STA_TKIP_WEP_USED; | |
683 | } | |
684 | ||
685 | return ret; | |
f0706e82 JB |
686 | } |
687 | ||
688 | ||
689 | static int ieee80211_ioctl_giwencode(struct net_device *dev, | |
690 | struct iw_request_info *info, | |
691 | struct iw_point *erq, char *key) | |
692 | { | |
693 | struct ieee80211_sub_if_data *sdata; | |
694 | int idx, i; | |
695 | ||
696 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
697 | ||
698 | idx = erq->flags & IW_ENCODE_INDEX; | |
699 | if (idx < 1 || idx > 4) { | |
700 | idx = -1; | |
701 | if (!sdata->default_key) | |
702 | idx = 0; | |
703 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
704 | if (sdata->default_key == sdata->keys[i]) { | |
705 | idx = i; | |
706 | break; | |
707 | } | |
708 | } | |
709 | if (idx < 0) | |
710 | return -EINVAL; | |
711 | } else | |
712 | idx--; | |
713 | ||
714 | erq->flags = idx + 1; | |
715 | ||
716 | if (!sdata->keys[idx]) { | |
717 | erq->length = 0; | |
718 | erq->flags |= IW_ENCODE_DISABLED; | |
719 | return 0; | |
720 | } | |
721 | ||
8f20fc24 | 722 | memcpy(key, sdata->keys[idx]->conf.key, |
11a843b7 | 723 | min_t(int, erq->length, sdata->keys[idx]->conf.keylen)); |
8f20fc24 | 724 | erq->length = sdata->keys[idx]->conf.keylen; |
f0706e82 JB |
725 | erq->flags |= IW_ENCODE_ENABLED; |
726 | ||
05c914fe | 727 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
46900298 | 728 | switch (sdata->u.mgd.auth_alg) { |
b9fcc4f2 EG |
729 | case WLAN_AUTH_OPEN: |
730 | case WLAN_AUTH_LEAP: | |
731 | erq->flags |= IW_ENCODE_OPEN; | |
732 | break; | |
733 | case WLAN_AUTH_SHARED_KEY: | |
734 | erq->flags |= IW_ENCODE_RESTRICTED; | |
735 | break; | |
736 | } | |
737 | } | |
738 | ||
f0706e82 JB |
739 | return 0; |
740 | } | |
741 | ||
49292d56 SO |
742 | static int ieee80211_ioctl_siwpower(struct net_device *dev, |
743 | struct iw_request_info *info, | |
744 | struct iw_param *wrq, | |
745 | char *extra) | |
746 | { | |
e0cb686f | 747 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
49292d56 SO |
748 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); |
749 | struct ieee80211_conf *conf = &local->hw.conf; | |
520eb820 | 750 | int ret = 0, timeout = 0; |
e0cb686f KV |
751 | bool ps; |
752 | ||
4be8c387 JB |
753 | if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) |
754 | return -EOPNOTSUPP; | |
755 | ||
e0cb686f KV |
756 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
757 | return -EINVAL; | |
49292d56 SO |
758 | |
759 | if (wrq->disabled) { | |
e0cb686f | 760 | ps = false; |
520eb820 | 761 | timeout = 0; |
e0cb686f | 762 | goto set; |
49292d56 SO |
763 | } |
764 | ||
765 | switch (wrq->flags & IW_POWER_MODE) { | |
766 | case IW_POWER_ON: /* If not specified */ | |
767 | case IW_POWER_MODE: /* If set all mask */ | |
768 | case IW_POWER_ALL_R: /* If explicitely state all */ | |
e0cb686f | 769 | ps = true; |
49292d56 | 770 | break; |
520eb820 | 771 | default: /* Otherwise we ignore */ |
e9aeabae | 772 | return -EINVAL; |
49292d56 SO |
773 | } |
774 | ||
e9aeabae JB |
775 | if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) |
776 | return -EINVAL; | |
777 | ||
520eb820 KV |
778 | if (wrq->flags & IW_POWER_TIMEOUT) |
779 | timeout = wrq->value / 1000; | |
e0cb686f | 780 | |
4be8c387 | 781 | set: |
46f2c4bd | 782 | if (ps == local->powersave && timeout == conf->dynamic_ps_timeout) |
520eb820 KV |
783 | return ret; |
784 | ||
e0cb686f | 785 | local->powersave = ps; |
46f2c4bd | 786 | conf->dynamic_ps_timeout = timeout; |
e0cb686f | 787 | |
4be8c387 | 788 | if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) |
46f2c4bd JB |
789 | ret = ieee80211_hw_config(local, |
790 | IEEE80211_CONF_CHANGE_DYNPS_TIMEOUT); | |
4be8c387 | 791 | |
46900298 | 792 | if (!(sdata->u.mgd.flags & IEEE80211_STA_ASSOCIATED)) |
4be8c387 JB |
793 | return ret; |
794 | ||
795 | if (conf->dynamic_ps_timeout > 0 && | |
796 | !(local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)) { | |
797 | mod_timer(&local->dynamic_ps_timer, jiffies + | |
798 | msecs_to_jiffies(conf->dynamic_ps_timeout)); | |
799 | } else { | |
800 | if (local->powersave) { | |
801 | if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) | |
a97b77b9 | 802 | ieee80211_send_nullfunc(local, sdata, 1); |
4be8c387 JB |
803 | conf->flags |= IEEE80211_CONF_PS; |
804 | ret = ieee80211_hw_config(local, | |
805 | IEEE80211_CONF_CHANGE_PS); | |
806 | } else { | |
807 | conf->flags &= ~IEEE80211_CONF_PS; | |
808 | ret = ieee80211_hw_config(local, | |
809 | IEEE80211_CONF_CHANGE_PS); | |
810 | if (local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) | |
a97b77b9 | 811 | ieee80211_send_nullfunc(local, sdata, 0); |
b8abde45 VN |
812 | del_timer_sync(&local->dynamic_ps_timer); |
813 | cancel_work_sync(&local->dynamic_ps_enable_work); | |
520eb820 | 814 | } |
e0cb686f KV |
815 | } |
816 | ||
817 | return ret; | |
49292d56 SO |
818 | } |
819 | ||
820 | static int ieee80211_ioctl_giwpower(struct net_device *dev, | |
821 | struct iw_request_info *info, | |
822 | union iwreq_data *wrqu, | |
823 | char *extra) | |
824 | { | |
825 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
49292d56 | 826 | |
e0cb686f | 827 | wrqu->power.disabled = !local->powersave; |
49292d56 SO |
828 | |
829 | return 0; | |
830 | } | |
831 | ||
f0706e82 JB |
832 | static int ieee80211_ioctl_siwauth(struct net_device *dev, |
833 | struct iw_request_info *info, | |
834 | struct iw_param *data, char *extra) | |
835 | { | |
f0706e82 JB |
836 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
837 | int ret = 0; | |
838 | ||
839 | switch (data->flags & IW_AUTH_INDEX) { | |
840 | case IW_AUTH_WPA_VERSION: | |
f0706e82 JB |
841 | case IW_AUTH_CIPHER_GROUP: |
842 | case IW_AUTH_WPA_ENABLED: | |
843 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
f0706e82 | 844 | case IW_AUTH_KEY_MGMT: |
54604d3a | 845 | case IW_AUTH_CIPHER_GROUP_MGMT: |
5b98b1f7 | 846 | break; |
eb46936b VT |
847 | case IW_AUTH_CIPHER_PAIRWISE: |
848 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { | |
849 | if (data->value & (IW_AUTH_CIPHER_WEP40 | | |
850 | IW_AUTH_CIPHER_WEP104 | IW_AUTH_CIPHER_TKIP)) | |
46900298 | 851 | sdata->u.mgd.flags |= |
eb46936b VT |
852 | IEEE80211_STA_TKIP_WEP_USED; |
853 | else | |
46900298 | 854 | sdata->u.mgd.flags &= |
eb46936b VT |
855 | ~IEEE80211_STA_TKIP_WEP_USED; |
856 | } | |
857 | break; | |
b1357a81 JB |
858 | case IW_AUTH_DROP_UNENCRYPTED: |
859 | sdata->drop_unencrypted = !!data->value; | |
860 | break; | |
5b98b1f7 | 861 | case IW_AUTH_PRIVACY_INVOKED: |
05c914fe | 862 | if (sdata->vif.type != NL80211_IFTYPE_STATION) |
f0706e82 JB |
863 | ret = -EINVAL; |
864 | else { | |
46900298 | 865 | sdata->u.mgd.flags &= ~IEEE80211_STA_PRIVACY_INVOKED; |
f0706e82 | 866 | /* |
5b98b1f7 JB |
867 | * Privacy invoked by wpa_supplicant, store the |
868 | * value and allow associating to a protected | |
869 | * network without having a key up front. | |
f0706e82 | 870 | */ |
5b98b1f7 | 871 | if (data->value) |
46900298 | 872 | sdata->u.mgd.flags |= |
5b98b1f7 | 873 | IEEE80211_STA_PRIVACY_INVOKED; |
f0706e82 JB |
874 | } |
875 | break; | |
876 | case IW_AUTH_80211_AUTH_ALG: | |
46900298 JB |
877 | if (sdata->vif.type == NL80211_IFTYPE_STATION) |
878 | sdata->u.mgd.auth_algs = data->value; | |
f0706e82 JB |
879 | else |
880 | ret = -EOPNOTSUPP; | |
881 | break; | |
fdfacf0a | 882 | case IW_AUTH_MFP: |
4375d083 JM |
883 | if (!(sdata->local->hw.flags & IEEE80211_HW_MFP_CAPABLE)) { |
884 | ret = -EOPNOTSUPP; | |
885 | break; | |
886 | } | |
46900298 | 887 | if (sdata->vif.type == NL80211_IFTYPE_STATION) { |
e4e5e2b0 JB |
888 | switch (data->value) { |
889 | case IW_AUTH_MFP_DISABLED: | |
46900298 | 890 | sdata->u.mgd.mfp = IEEE80211_MFP_DISABLED; |
e4e5e2b0 JB |
891 | break; |
892 | case IW_AUTH_MFP_OPTIONAL: | |
46900298 | 893 | sdata->u.mgd.mfp = IEEE80211_MFP_OPTIONAL; |
e4e5e2b0 JB |
894 | break; |
895 | case IW_AUTH_MFP_REQUIRED: | |
46900298 | 896 | sdata->u.mgd.mfp = IEEE80211_MFP_REQUIRED; |
e4e5e2b0 JB |
897 | break; |
898 | default: | |
899 | ret = -EINVAL; | |
900 | } | |
901 | } else | |
fdfacf0a JM |
902 | ret = -EOPNOTSUPP; |
903 | break; | |
f0706e82 JB |
904 | default: |
905 | ret = -EOPNOTSUPP; | |
906 | break; | |
907 | } | |
908 | return ret; | |
909 | } | |
910 | ||
911 | /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ | |
912 | static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev) | |
913 | { | |
914 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
915 | struct iw_statistics *wstats = &local->wstats; | |
916 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
917 | struct sta_info *sta = NULL; | |
918 | ||
98dd6a57 JB |
919 | rcu_read_lock(); |
920 | ||
46900298 JB |
921 | if (sdata->vif.type == NL80211_IFTYPE_STATION) |
922 | sta = sta_info_get(local, sdata->u.mgd.bssid); | |
923 | ||
f0706e82 JB |
924 | if (!sta) { |
925 | wstats->discard.fragment = 0; | |
926 | wstats->discard.misc = 0; | |
927 | wstats->qual.qual = 0; | |
928 | wstats->qual.level = 0; | |
929 | wstats->qual.noise = 0; | |
930 | wstats->qual.updated = IW_QUAL_ALL_INVALID; | |
931 | } else { | |
24776cfd JB |
932 | wstats->qual.updated = 0; |
933 | /* | |
934 | * mirror what cfg80211 does for iwrange/scan results, | |
935 | * otherwise userspace gets confused. | |
936 | */ | |
937 | if (local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC | | |
938 | IEEE80211_HW_SIGNAL_DBM)) { | |
939 | wstats->qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
940 | wstats->qual.updated |= IW_QUAL_QUAL_UPDATED; | |
941 | } else { | |
942 | wstats->qual.updated |= IW_QUAL_LEVEL_INVALID; | |
943 | wstats->qual.updated |= IW_QUAL_QUAL_INVALID; | |
944 | } | |
945 | ||
946 | if (local->hw.flags & IEEE80211_HW_SIGNAL_UNSPEC) { | |
947 | wstats->qual.level = sta->last_signal; | |
948 | wstats->qual.qual = sta->last_signal; | |
949 | } else if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM) { | |
950 | int sig = sta->last_signal; | |
951 | ||
952 | wstats->qual.updated |= IW_QUAL_DBM; | |
953 | wstats->qual.level = sig; | |
954 | if (sig < -110) | |
955 | sig = -110; | |
956 | else if (sig > -40) | |
957 | sig = -40; | |
958 | wstats->qual.qual = sig + 110; | |
959 | } | |
960 | ||
961 | if (local->hw.flags & IEEE80211_HW_NOISE_DBM) { | |
962 | /* | |
963 | * This assumes that if driver reports noise, it also | |
964 | * reports signal in dBm. | |
965 | */ | |
966 | wstats->qual.noise = sta->last_noise; | |
967 | wstats->qual.updated |= IW_QUAL_NOISE_UPDATED; | |
968 | } else { | |
969 | wstats->qual.updated |= IW_QUAL_NOISE_INVALID; | |
970 | } | |
f0706e82 | 971 | } |
98dd6a57 JB |
972 | |
973 | rcu_read_unlock(); | |
974 | ||
f0706e82 JB |
975 | return wstats; |
976 | } | |
977 | ||
978 | static int ieee80211_ioctl_giwauth(struct net_device *dev, | |
979 | struct iw_request_info *info, | |
980 | struct iw_param *data, char *extra) | |
981 | { | |
982 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
983 | int ret = 0; | |
984 | ||
985 | switch (data->flags & IW_AUTH_INDEX) { | |
986 | case IW_AUTH_80211_AUTH_ALG: | |
46900298 JB |
987 | if (sdata->vif.type == NL80211_IFTYPE_STATION) |
988 | data->value = sdata->u.mgd.auth_algs; | |
f0706e82 JB |
989 | else |
990 | ret = -EOPNOTSUPP; | |
991 | break; | |
992 | default: | |
993 | ret = -EOPNOTSUPP; | |
994 | break; | |
995 | } | |
996 | return ret; | |
997 | } | |
998 | ||
999 | ||
1000 | static int ieee80211_ioctl_siwencodeext(struct net_device *dev, | |
1001 | struct iw_request_info *info, | |
1002 | struct iw_point *erq, char *extra) | |
1003 | { | |
1004 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1005 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
628a140b | 1006 | int uninitialized_var(alg), idx, i, remove = 0; |
f0706e82 JB |
1007 | |
1008 | switch (ext->alg) { | |
1009 | case IW_ENCODE_ALG_NONE: | |
628a140b | 1010 | remove = 1; |
f0706e82 JB |
1011 | break; |
1012 | case IW_ENCODE_ALG_WEP: | |
1013 | alg = ALG_WEP; | |
1014 | break; | |
1015 | case IW_ENCODE_ALG_TKIP: | |
1016 | alg = ALG_TKIP; | |
1017 | break; | |
1018 | case IW_ENCODE_ALG_CCMP: | |
1019 | alg = ALG_CCMP; | |
1020 | break; | |
22787dba JM |
1021 | case IW_ENCODE_ALG_AES_CMAC: |
1022 | alg = ALG_AES_CMAC; | |
1023 | break; | |
f0706e82 JB |
1024 | default: |
1025 | return -EOPNOTSUPP; | |
1026 | } | |
1027 | ||
1028 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 1029 | remove = 1; |
f0706e82 JB |
1030 | |
1031 | idx = erq->flags & IW_ENCODE_INDEX; | |
22787dba JM |
1032 | if (alg == ALG_AES_CMAC) { |
1033 | if (idx < NUM_DEFAULT_KEYS + 1 || | |
1034 | idx > NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) { | |
1035 | idx = -1; | |
1036 | if (!sdata->default_mgmt_key) | |
1037 | idx = 0; | |
1038 | else for (i = NUM_DEFAULT_KEYS; | |
1039 | i < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS; | |
1040 | i++) { | |
1041 | if (sdata->default_mgmt_key == sdata->keys[i]) | |
1042 | { | |
1043 | idx = i; | |
1044 | break; | |
1045 | } | |
f0706e82 | 1046 | } |
22787dba JM |
1047 | if (idx < 0) |
1048 | return -EINVAL; | |
1049 | } else | |
1050 | idx--; | |
1051 | } else { | |
1052 | if (idx < 1 || idx > 4) { | |
1053 | idx = -1; | |
1054 | if (!sdata->default_key) | |
1055 | idx = 0; | |
1056 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1057 | if (sdata->default_key == sdata->keys[i]) { | |
1058 | idx = i; | |
1059 | break; | |
1060 | } | |
1061 | } | |
1062 | if (idx < 0) | |
1063 | return -EINVAL; | |
1064 | } else | |
1065 | idx--; | |
1066 | } | |
f0706e82 | 1067 | |
f698d856 | 1068 | return ieee80211_set_encryption(sdata, ext->addr.sa_data, idx, alg, |
628a140b | 1069 | remove, |
f0706e82 JB |
1070 | ext->ext_flags & |
1071 | IW_ENCODE_EXT_SET_TX_KEY, | |
1072 | ext->key, ext->key_len); | |
1073 | } | |
1074 | ||
1075 | ||
f0706e82 JB |
1076 | /* Structures to export the Wireless Handlers */ |
1077 | ||
1078 | static const iw_handler ieee80211_handler[] = | |
1079 | { | |
1080 | (iw_handler) NULL, /* SIOCSIWCOMMIT */ | |
fee52678 | 1081 | (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */ |
f0706e82 JB |
1082 | (iw_handler) NULL, /* SIOCSIWNWID */ |
1083 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
1084 | (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */ | |
1085 | (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */ | |
e60c7744 JB |
1086 | (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */ |
1087 | (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */ | |
f0706e82 JB |
1088 | (iw_handler) NULL, /* SIOCSIWSENS */ |
1089 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
1090 | (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ | |
4aa188e1 | 1091 | (iw_handler) cfg80211_wext_giwrange, /* SIOCGIWRANGE */ |
f0706e82 JB |
1092 | (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ |
1093 | (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ | |
1094 | (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ | |
1095 | (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ | |
5d4ecd93 JB |
1096 | (iw_handler) NULL, /* SIOCSIWSPY */ |
1097 | (iw_handler) NULL, /* SIOCGIWSPY */ | |
1098 | (iw_handler) NULL, /* SIOCSIWTHRSPY */ | |
1099 | (iw_handler) NULL, /* SIOCGIWTHRSPY */ | |
f0706e82 JB |
1100 | (iw_handler) ieee80211_ioctl_siwap, /* SIOCSIWAP */ |
1101 | (iw_handler) ieee80211_ioctl_giwap, /* SIOCGIWAP */ | |
1102 | (iw_handler) ieee80211_ioctl_siwmlme, /* SIOCSIWMLME */ | |
1103 | (iw_handler) NULL, /* SIOCGIWAPLIST */ | |
2a519311 JB |
1104 | (iw_handler) cfg80211_wext_siwscan, /* SIOCSIWSCAN */ |
1105 | (iw_handler) cfg80211_wext_giwscan, /* SIOCGIWSCAN */ | |
f0706e82 JB |
1106 | (iw_handler) ieee80211_ioctl_siwessid, /* SIOCSIWESSID */ |
1107 | (iw_handler) ieee80211_ioctl_giwessid, /* SIOCGIWESSID */ | |
1108 | (iw_handler) NULL, /* SIOCSIWNICKN */ | |
1109 | (iw_handler) NULL, /* SIOCGIWNICKN */ | |
1110 | (iw_handler) NULL, /* -- hole -- */ | |
1111 | (iw_handler) NULL, /* -- hole -- */ | |
1fd5e589 | 1112 | (iw_handler) ieee80211_ioctl_siwrate, /* SIOCSIWRATE */ |
b3d88ad4 | 1113 | (iw_handler) ieee80211_ioctl_giwrate, /* SIOCGIWRATE */ |
f0706e82 JB |
1114 | (iw_handler) ieee80211_ioctl_siwrts, /* SIOCSIWRTS */ |
1115 | (iw_handler) ieee80211_ioctl_giwrts, /* SIOCGIWRTS */ | |
1116 | (iw_handler) ieee80211_ioctl_siwfrag, /* SIOCSIWFRAG */ | |
1117 | (iw_handler) ieee80211_ioctl_giwfrag, /* SIOCGIWFRAG */ | |
61609bc0 | 1118 | (iw_handler) ieee80211_ioctl_siwtxpower, /* SIOCSIWTXPOW */ |
fe6aa301 | 1119 | (iw_handler) ieee80211_ioctl_giwtxpower, /* SIOCGIWTXPOW */ |
f0706e82 JB |
1120 | (iw_handler) ieee80211_ioctl_siwretry, /* SIOCSIWRETRY */ |
1121 | (iw_handler) ieee80211_ioctl_giwretry, /* SIOCGIWRETRY */ | |
1122 | (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */ | |
1123 | (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */ | |
49292d56 SO |
1124 | (iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */ |
1125 | (iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */ | |
f0706e82 JB |
1126 | (iw_handler) NULL, /* -- hole -- */ |
1127 | (iw_handler) NULL, /* -- hole -- */ | |
1128 | (iw_handler) ieee80211_ioctl_siwgenie, /* SIOCSIWGENIE */ | |
1129 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
1130 | (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */ | |
1131 | (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */ | |
1132 | (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */ | |
1133 | (iw_handler) NULL, /* SIOCGIWENCODEEXT */ | |
1134 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
1135 | (iw_handler) NULL, /* -- hole -- */ | |
1136 | }; | |
1137 | ||
f0706e82 JB |
1138 | const struct iw_handler_def ieee80211_iw_handler_def = |
1139 | { | |
1140 | .num_standard = ARRAY_SIZE(ieee80211_handler), | |
f0706e82 | 1141 | .standard = (iw_handler *) ieee80211_handler, |
f0706e82 JB |
1142 | .get_wireless_stats = ieee80211_get_wireless_stats, |
1143 | }; |