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" | |
cdcb006f | 24 | #include "ieee80211_led.h" |
f0706e82 JB |
25 | #include "ieee80211_rate.h" |
26 | #include "wpa.h" | |
27 | #include "aes_ccm.h" | |
f0706e82 | 28 | |
b708e610 | 29 | |
f0706e82 | 30 | static int ieee80211_set_encryption(struct net_device *dev, 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 JB |
34 | { |
35 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
36 | int ret = 0; | |
37 | struct sta_info *sta; | |
11a843b7 | 38 | struct ieee80211_key *key; |
f0706e82 JB |
39 | struct ieee80211_sub_if_data *sdata; |
40 | ||
41 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
42 | ||
139c3a04 VB |
43 | if (idx < 0 || idx >= NUM_DEFAULT_KEYS) { |
44 | printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n", | |
45 | dev->name, idx); | |
46 | return -EINVAL; | |
47 | } | |
48 | ||
f0706e82 JB |
49 | if (is_broadcast_ether_addr(sta_addr)) { |
50 | sta = NULL; | |
f0706e82 | 51 | key = sdata->keys[idx]; |
f0706e82 JB |
52 | } else { |
53 | set_tx_key = 0; | |
139c3a04 VB |
54 | /* |
55 | * According to the standard, the key index of a pairwise | |
56 | * key must be zero. However, some AP are broken when it | |
57 | * comes to WEP key indices, so we work around this. | |
58 | */ | |
59 | if (idx != 0 && alg != ALG_WEP) { | |
f0706e82 JB |
60 | printk(KERN_DEBUG "%s: set_encrypt - non-zero idx for " |
61 | "individual key\n", dev->name); | |
62 | return -EINVAL; | |
63 | } | |
64 | ||
65 | sta = sta_info_get(local, sta_addr); | |
66 | if (!sta) { | |
67 | #ifdef CONFIG_MAC80211_VERBOSE_DEBUG | |
0795af57 | 68 | DECLARE_MAC_BUF(mac); |
f0706e82 | 69 | printk(KERN_DEBUG "%s: set_encrypt - unknown addr " |
0795af57 JP |
70 | "%s\n", |
71 | dev->name, print_mac(mac, sta_addr)); | |
f0706e82 JB |
72 | #endif /* CONFIG_MAC80211_VERBOSE_DEBUG */ |
73 | ||
74 | return -ENOENT; | |
75 | } | |
76 | ||
77 | key = sta->key; | |
78 | } | |
79 | ||
628a140b | 80 | if (remove) { |
f0706e82 JB |
81 | ieee80211_key_free(key); |
82 | key = NULL; | |
83 | } else { | |
11a843b7 | 84 | /* |
d4e46a3d | 85 | * Automatically frees any old key if present. |
11a843b7 | 86 | */ |
11a843b7 | 87 | key = ieee80211_key_alloc(sdata, sta, alg, idx, key_len, _key); |
f0706e82 JB |
88 | if (!key) { |
89 | ret = -ENOMEM; | |
90 | goto err_out; | |
91 | } | |
f0706e82 JB |
92 | } |
93 | ||
11a843b7 JB |
94 | if (set_tx_key || (!sta && !sdata->default_key && key)) |
95 | ieee80211_set_default_key(sdata, idx); | |
f0706e82 | 96 | |
11a843b7 JB |
97 | ret = 0; |
98 | err_out: | |
f0706e82 JB |
99 | if (sta) |
100 | sta_info_put(sta); | |
101 | return ret; | |
102 | } | |
103 | ||
104 | static int ieee80211_ioctl_siwgenie(struct net_device *dev, | |
105 | struct iw_request_info *info, | |
106 | struct iw_point *data, char *extra) | |
107 | { | |
108 | struct ieee80211_sub_if_data *sdata; | |
f0706e82 | 109 | |
ddd3d2be JB |
110 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
111 | ||
112 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) | |
f0706e82 JB |
113 | return -EOPNOTSUPP; |
114 | ||
51fb61e7 JB |
115 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
116 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { | |
f0706e82 JB |
117 | int ret = ieee80211_sta_set_extra_ie(dev, extra, data->length); |
118 | if (ret) | |
119 | return ret; | |
d6f2da5b | 120 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f0706e82 JB |
121 | ieee80211_sta_req_auth(dev, &sdata->u.sta); |
122 | return 0; | |
123 | } | |
124 | ||
f0706e82 JB |
125 | return -EOPNOTSUPP; |
126 | } | |
127 | ||
f0706e82 JB |
128 | static int ieee80211_ioctl_giwname(struct net_device *dev, |
129 | struct iw_request_info *info, | |
130 | char *name, char *extra) | |
131 | { | |
8318d78a | 132 | strcpy(name, "IEEE 802.11"); |
f0706e82 JB |
133 | |
134 | return 0; | |
135 | } | |
136 | ||
137 | ||
138 | static int ieee80211_ioctl_giwrange(struct net_device *dev, | |
139 | struct iw_request_info *info, | |
140 | struct iw_point *data, char *extra) | |
141 | { | |
142 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
143 | struct iw_range *range = (struct iw_range *) extra; | |
8318d78a | 144 | enum ieee80211_band band; |
333af2f0 | 145 | int c = 0; |
f0706e82 JB |
146 | |
147 | data->length = sizeof(struct iw_range); | |
148 | memset(range, 0, sizeof(struct iw_range)); | |
149 | ||
150 | range->we_version_compiled = WIRELESS_EXT; | |
151 | range->we_version_source = 21; | |
152 | range->retry_capa = IW_RETRY_LIMIT; | |
153 | range->retry_flags = IW_RETRY_LIMIT; | |
154 | range->min_retry = 0; | |
155 | range->max_retry = 255; | |
156 | range->min_rts = 0; | |
157 | range->max_rts = 2347; | |
158 | range->min_frag = 256; | |
159 | range->max_frag = 2346; | |
160 | ||
161 | range->encoding_size[0] = 5; | |
162 | range->encoding_size[1] = 13; | |
163 | range->num_encoding_sizes = 2; | |
164 | range->max_encoding_tokens = NUM_DEFAULT_KEYS; | |
165 | ||
166 | range->max_qual.qual = local->hw.max_signal; | |
167 | range->max_qual.level = local->hw.max_rssi; | |
168 | range->max_qual.noise = local->hw.max_noise; | |
169 | range->max_qual.updated = local->wstats_flags; | |
170 | ||
171 | range->avg_qual.qual = local->hw.max_signal/2; | |
172 | range->avg_qual.level = 0; | |
173 | range->avg_qual.noise = 0; | |
174 | range->avg_qual.updated = local->wstats_flags; | |
175 | ||
176 | range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 | | |
177 | IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP; | |
178 | ||
333af2f0 | 179 | |
8318d78a JB |
180 | for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { |
181 | int i; | |
182 | struct ieee80211_supported_band *sband; | |
183 | ||
184 | sband = local->hw.wiphy->bands[band]; | |
185 | ||
186 | if (!sband) | |
333af2f0 HL |
187 | continue; |
188 | ||
8318d78a JB |
189 | for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) { |
190 | struct ieee80211_channel *chan = &sband->channels[i]; | |
333af2f0 | 191 | |
8318d78a JB |
192 | if (!(chan->flags & IEEE80211_CHAN_DISABLED)) { |
193 | range->freq[c].i = | |
194 | ieee80211_frequency_to_channel( | |
195 | chan->center_freq); | |
196 | range->freq[c].m = chan->center_freq; | |
197 | range->freq[c].e = 6; | |
333af2f0 HL |
198 | c++; |
199 | } | |
333af2f0 HL |
200 | } |
201 | } | |
202 | range->num_channels = c; | |
203 | range->num_frequency = c; | |
204 | ||
f0706e82 JB |
205 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); |
206 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWTHRSPY); | |
207 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); | |
208 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | |
209 | ||
374fdfbc DW |
210 | range->scan_capa |= IW_SCAN_CAPA_ESSID; |
211 | ||
f0706e82 JB |
212 | return 0; |
213 | } | |
214 | ||
215 | ||
f0706e82 JB |
216 | static int ieee80211_ioctl_siwmode(struct net_device *dev, |
217 | struct iw_request_info *info, | |
218 | __u32 *mode, char *extra) | |
219 | { | |
220 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
221 | int type; | |
222 | ||
51fb61e7 | 223 | if (sdata->vif.type == IEEE80211_IF_TYPE_VLAN) |
f0706e82 JB |
224 | return -EOPNOTSUPP; |
225 | ||
226 | switch (*mode) { | |
227 | case IW_MODE_INFRA: | |
228 | type = IEEE80211_IF_TYPE_STA; | |
229 | break; | |
230 | case IW_MODE_ADHOC: | |
231 | type = IEEE80211_IF_TYPE_IBSS; | |
232 | break; | |
233 | case IW_MODE_MONITOR: | |
234 | type = IEEE80211_IF_TYPE_MNTR; | |
235 | break; | |
236 | default: | |
237 | return -EINVAL; | |
238 | } | |
239 | ||
51fb61e7 | 240 | if (type == sdata->vif.type) |
f0706e82 JB |
241 | return 0; |
242 | if (netif_running(dev)) | |
243 | return -EBUSY; | |
244 | ||
245 | ieee80211_if_reinit(dev); | |
246 | ieee80211_if_set_type(dev, type); | |
247 | ||
248 | return 0; | |
249 | } | |
250 | ||
251 | ||
252 | static int ieee80211_ioctl_giwmode(struct net_device *dev, | |
253 | struct iw_request_info *info, | |
254 | __u32 *mode, char *extra) | |
255 | { | |
256 | struct ieee80211_sub_if_data *sdata; | |
257 | ||
258 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 | 259 | switch (sdata->vif.type) { |
f0706e82 JB |
260 | case IEEE80211_IF_TYPE_AP: |
261 | *mode = IW_MODE_MASTER; | |
262 | break; | |
263 | case IEEE80211_IF_TYPE_STA: | |
264 | *mode = IW_MODE_INFRA; | |
265 | break; | |
266 | case IEEE80211_IF_TYPE_IBSS: | |
267 | *mode = IW_MODE_ADHOC; | |
268 | break; | |
269 | case IEEE80211_IF_TYPE_MNTR: | |
270 | *mode = IW_MODE_MONITOR; | |
271 | break; | |
272 | case IEEE80211_IF_TYPE_WDS: | |
273 | *mode = IW_MODE_REPEAT; | |
274 | break; | |
275 | case IEEE80211_IF_TYPE_VLAN: | |
276 | *mode = IW_MODE_SECOND; /* FIXME */ | |
277 | break; | |
278 | default: | |
279 | *mode = IW_MODE_AUTO; | |
280 | break; | |
281 | } | |
282 | return 0; | |
283 | } | |
284 | ||
8318d78a | 285 | int ieee80211_set_freq(struct ieee80211_local *local, int freqMHz) |
f0706e82 | 286 | { |
8318d78a | 287 | int set = 0; |
f0706e82 | 288 | int ret = -EINVAL; |
8318d78a JB |
289 | enum ieee80211_band band; |
290 | struct ieee80211_supported_band *sband; | |
291 | int i; | |
292 | ||
293 | for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { | |
294 | sband = local->hw.wiphy->bands[band]; | |
f0706e82 | 295 | |
8318d78a | 296 | if (!sband) |
f0706e82 | 297 | continue; |
8318d78a JB |
298 | |
299 | for (i = 0; i < sband->n_channels; i++) { | |
300 | struct ieee80211_channel *chan = &sband->channels[i]; | |
301 | ||
302 | if (chan->flags & IEEE80211_CHAN_DISABLED) | |
303 | continue; | |
304 | ||
305 | if (chan->center_freq == freqMHz) { | |
58a9ac17 | 306 | set = 1; |
8318d78a | 307 | local->oper_channel = chan; |
58a9ac17 | 308 | break; |
f0706e82 JB |
309 | } |
310 | } | |
58a9ac17 JB |
311 | if (set) |
312 | break; | |
f0706e82 JB |
313 | } |
314 | ||
315 | if (set) { | |
ece8eddd | 316 | if (local->sta_sw_scanning) |
f0706e82 JB |
317 | ret = 0; |
318 | else | |
319 | ret = ieee80211_hw_config(local); | |
320 | ||
321 | rate_control_clear(local); | |
322 | } | |
323 | ||
324 | return ret; | |
325 | } | |
326 | ||
327 | static int ieee80211_ioctl_siwfreq(struct net_device *dev, | |
328 | struct iw_request_info *info, | |
329 | struct iw_freq *freq, char *extra) | |
330 | { | |
331 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
332 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
333 | ||
51fb61e7 | 334 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA) |
d6f2da5b | 335 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_CHANNEL_SEL; |
f0706e82 JB |
336 | |
337 | /* freq->e == 0: freq->m = channel; otherwise freq = m * 10^e */ | |
338 | if (freq->e == 0) { | |
339 | if (freq->m < 0) { | |
51fb61e7 | 340 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA) |
d6f2da5b JS |
341 | sdata->u.sta.flags |= |
342 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
f0706e82 JB |
343 | return 0; |
344 | } else | |
8318d78a JB |
345 | return ieee80211_set_freq(local, |
346 | ieee80211_channel_to_frequency(freq->m)); | |
f0706e82 JB |
347 | } else { |
348 | int i, div = 1000000; | |
349 | for (i = 0; i < freq->e; i++) | |
350 | div /= 10; | |
351 | if (div > 0) | |
8318d78a | 352 | return ieee80211_set_freq(local, freq->m / div); |
f0706e82 JB |
353 | else |
354 | return -EINVAL; | |
355 | } | |
356 | } | |
357 | ||
358 | ||
359 | static int ieee80211_ioctl_giwfreq(struct net_device *dev, | |
360 | struct iw_request_info *info, | |
361 | struct iw_freq *freq, char *extra) | |
362 | { | |
363 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
364 | ||
8318d78a | 365 | freq->m = local->hw.conf.channel->center_freq; |
f0706e82 JB |
366 | freq->e = 6; |
367 | ||
368 | return 0; | |
369 | } | |
370 | ||
371 | ||
372 | static int ieee80211_ioctl_siwessid(struct net_device *dev, | |
373 | struct iw_request_info *info, | |
374 | struct iw_point *data, char *ssid) | |
375 | { | |
f0706e82 JB |
376 | struct ieee80211_sub_if_data *sdata; |
377 | size_t len = data->length; | |
378 | ||
379 | /* iwconfig uses nul termination in SSID.. */ | |
380 | if (len > 0 && ssid[len - 1] == '\0') | |
381 | len--; | |
382 | ||
383 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 JB |
384 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
385 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { | |
f0706e82 | 386 | int ret; |
ddd3d2be | 387 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) { |
f0706e82 JB |
388 | if (len > IEEE80211_MAX_SSID_LEN) |
389 | return -EINVAL; | |
390 | memcpy(sdata->u.sta.ssid, ssid, len); | |
391 | sdata->u.sta.ssid_len = len; | |
392 | return 0; | |
393 | } | |
d6f2da5b JS |
394 | if (data->flags) |
395 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_SSID_SEL; | |
396 | else | |
397 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_SSID_SEL; | |
f0706e82 JB |
398 | ret = ieee80211_sta_set_ssid(dev, ssid, len); |
399 | if (ret) | |
400 | return ret; | |
401 | ieee80211_sta_req_auth(dev, &sdata->u.sta); | |
402 | return 0; | |
403 | } | |
404 | ||
51fb61e7 | 405 | if (sdata->vif.type == IEEE80211_IF_TYPE_AP) { |
f0706e82 JB |
406 | memcpy(sdata->u.ap.ssid, ssid, len); |
407 | memset(sdata->u.ap.ssid + len, 0, | |
408 | IEEE80211_MAX_SSID_LEN - len); | |
409 | sdata->u.ap.ssid_len = len; | |
410 | return ieee80211_if_config(dev); | |
411 | } | |
412 | return -EOPNOTSUPP; | |
413 | } | |
414 | ||
415 | ||
416 | static int ieee80211_ioctl_giwessid(struct net_device *dev, | |
417 | struct iw_request_info *info, | |
418 | struct iw_point *data, char *ssid) | |
419 | { | |
420 | size_t len; | |
421 | ||
422 | struct ieee80211_sub_if_data *sdata; | |
423 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 JB |
424 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
425 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { | |
f0706e82 JB |
426 | int res = ieee80211_sta_get_ssid(dev, ssid, &len); |
427 | if (res == 0) { | |
428 | data->length = len; | |
429 | data->flags = 1; | |
430 | } else | |
431 | data->flags = 0; | |
432 | return res; | |
433 | } | |
434 | ||
51fb61e7 | 435 | if (sdata->vif.type == IEEE80211_IF_TYPE_AP) { |
f0706e82 JB |
436 | len = sdata->u.ap.ssid_len; |
437 | if (len > IW_ESSID_MAX_SIZE) | |
438 | len = IW_ESSID_MAX_SIZE; | |
439 | memcpy(ssid, sdata->u.ap.ssid, len); | |
440 | data->length = len; | |
441 | data->flags = 1; | |
442 | return 0; | |
443 | } | |
444 | return -EOPNOTSUPP; | |
445 | } | |
446 | ||
447 | ||
448 | static int ieee80211_ioctl_siwap(struct net_device *dev, | |
449 | struct iw_request_info *info, | |
450 | struct sockaddr *ap_addr, char *extra) | |
451 | { | |
f0706e82 JB |
452 | struct ieee80211_sub_if_data *sdata; |
453 | ||
454 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 JB |
455 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
456 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { | |
f0706e82 | 457 | int ret; |
ddd3d2be | 458 | if (sdata->flags & IEEE80211_SDATA_USERSPACE_MLME) { |
f0706e82 JB |
459 | memcpy(sdata->u.sta.bssid, (u8 *) &ap_addr->sa_data, |
460 | ETH_ALEN); | |
461 | return 0; | |
462 | } | |
d6f2da5b JS |
463 | if (is_zero_ether_addr((u8 *) &ap_addr->sa_data)) |
464 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL | | |
465 | IEEE80211_STA_AUTO_CHANNEL_SEL; | |
466 | else if (is_broadcast_ether_addr((u8 *) &ap_addr->sa_data)) | |
467 | sdata->u.sta.flags |= IEEE80211_STA_AUTO_BSSID_SEL; | |
f0706e82 | 468 | else |
d6f2da5b | 469 | sdata->u.sta.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; |
f0706e82 JB |
470 | ret = ieee80211_sta_set_bssid(dev, (u8 *) &ap_addr->sa_data); |
471 | if (ret) | |
472 | return ret; | |
473 | ieee80211_sta_req_auth(dev, &sdata->u.sta); | |
474 | return 0; | |
51fb61e7 | 475 | } else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) { |
f0706e82 JB |
476 | if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, |
477 | ETH_ALEN) == 0) | |
478 | return 0; | |
479 | return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data); | |
480 | } | |
481 | ||
482 | return -EOPNOTSUPP; | |
483 | } | |
484 | ||
485 | ||
486 | static int ieee80211_ioctl_giwap(struct net_device *dev, | |
487 | struct iw_request_info *info, | |
488 | struct sockaddr *ap_addr, char *extra) | |
489 | { | |
490 | struct ieee80211_sub_if_data *sdata; | |
491 | ||
492 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 JB |
493 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
494 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) { | |
f0706e82 JB |
495 | ap_addr->sa_family = ARPHRD_ETHER; |
496 | memcpy(&ap_addr->sa_data, sdata->u.sta.bssid, ETH_ALEN); | |
497 | return 0; | |
51fb61e7 | 498 | } else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) { |
f0706e82 JB |
499 | ap_addr->sa_family = ARPHRD_ETHER; |
500 | memcpy(&ap_addr->sa_data, sdata->u.wds.remote_addr, ETH_ALEN); | |
501 | return 0; | |
502 | } | |
503 | ||
504 | return -EOPNOTSUPP; | |
505 | } | |
506 | ||
507 | ||
508 | static int ieee80211_ioctl_siwscan(struct net_device *dev, | |
509 | struct iw_request_info *info, | |
107acb23 | 510 | union iwreq_data *wrqu, char *extra) |
f0706e82 | 511 | { |
f0706e82 | 512 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
107acb23 | 513 | struct iw_scan_req *req = NULL; |
f0706e82 JB |
514 | u8 *ssid = NULL; |
515 | size_t ssid_len = 0; | |
516 | ||
517 | if (!netif_running(dev)) | |
518 | return -ENETDOWN; | |
519 | ||
51fb61e7 JB |
520 | if (sdata->vif.type != IEEE80211_IF_TYPE_STA && |
521 | sdata->vif.type != IEEE80211_IF_TYPE_IBSS && | |
522 | sdata->vif.type != IEEE80211_IF_TYPE_AP) | |
d114f399 | 523 | return -EOPNOTSUPP; |
d114f399 JL |
524 | |
525 | /* if SSID was specified explicitly then use that */ | |
107acb23 BM |
526 | if (wrqu->data.length == sizeof(struct iw_scan_req) && |
527 | wrqu->data.flags & IW_SCAN_THIS_ESSID) { | |
528 | req = (struct iw_scan_req *)extra; | |
529 | ssid = req->essid; | |
530 | ssid_len = req->essid_len; | |
f0706e82 | 531 | } |
f27b62d3 | 532 | |
f0706e82 JB |
533 | return ieee80211_sta_req_scan(dev, ssid, ssid_len); |
534 | } | |
535 | ||
536 | ||
537 | static int ieee80211_ioctl_giwscan(struct net_device *dev, | |
538 | struct iw_request_info *info, | |
539 | struct iw_point *data, char *extra) | |
540 | { | |
541 | int res; | |
542 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
ece8eddd ZY |
543 | |
544 | if (local->sta_sw_scanning || local->sta_hw_scanning) | |
f0706e82 | 545 | return -EAGAIN; |
ece8eddd | 546 | |
f0706e82 JB |
547 | res = ieee80211_sta_scan_results(dev, extra, data->length); |
548 | if (res >= 0) { | |
549 | data->length = res; | |
550 | return 0; | |
551 | } | |
552 | data->length = 0; | |
553 | return res; | |
554 | } | |
555 | ||
556 | ||
1fd5e589 LF |
557 | static int ieee80211_ioctl_siwrate(struct net_device *dev, |
558 | struct iw_request_info *info, | |
559 | struct iw_param *rate, char *extra) | |
560 | { | |
561 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
8318d78a | 562 | int i, err = -EINVAL; |
1fd5e589 LF |
563 | u32 target_rate = rate->value / 100000; |
564 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 565 | struct ieee80211_supported_band *sband; |
1fd5e589 LF |
566 | |
567 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
568 | if (!sdata->bss) | |
569 | return -ENODEV; | |
8318d78a JB |
570 | |
571 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
572 | ||
1fd5e589 LF |
573 | /* target_rate = -1, rate->fixed = 0 means auto only, so use all rates |
574 | * target_rate = X, rate->fixed = 1 means only rate X | |
575 | * target_rate = X, rate->fixed = 0 means all rates <= X */ | |
576 | sdata->bss->max_ratectrl_rateidx = -1; | |
577 | sdata->bss->force_unicast_rateidx = -1; | |
578 | if (rate->value < 0) | |
579 | return 0; | |
8318d78a JB |
580 | |
581 | for (i=0; i< sband->n_bitrates; i++) { | |
582 | struct ieee80211_rate *brate = &sband->bitrates[i]; | |
583 | int this_rate = brate->bitrate; | |
1fd5e589 | 584 | |
1fd5e589 LF |
585 | if (target_rate == this_rate) { |
586 | sdata->bss->max_ratectrl_rateidx = i; | |
587 | if (rate->fixed) | |
588 | sdata->bss->force_unicast_rateidx = i; | |
8318d78a JB |
589 | err = 0; |
590 | break; | |
1fd5e589 LF |
591 | } |
592 | } | |
8318d78a | 593 | return err; |
1fd5e589 LF |
594 | } |
595 | ||
b3d88ad4 LF |
596 | static int ieee80211_ioctl_giwrate(struct net_device *dev, |
597 | struct iw_request_info *info, | |
598 | struct iw_param *rate, char *extra) | |
599 | { | |
600 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
601 | struct sta_info *sta; | |
602 | struct ieee80211_sub_if_data *sdata; | |
8318d78a | 603 | struct ieee80211_supported_band *sband; |
b3d88ad4 LF |
604 | |
605 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
8318d78a | 606 | |
51fb61e7 | 607 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA) |
b3d88ad4 LF |
608 | sta = sta_info_get(local, sdata->u.sta.bssid); |
609 | else | |
610 | return -EOPNOTSUPP; | |
611 | if (!sta) | |
612 | return -ENODEV; | |
8318d78a JB |
613 | |
614 | sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; | |
615 | ||
616 | if (sta->txrate_idx < sband->n_bitrates) | |
617 | rate->value = sband->bitrates[sta->txrate_idx].bitrate; | |
b3d88ad4 LF |
618 | else |
619 | rate->value = 0; | |
8318d78a | 620 | rate->value *= 100000; |
b3d88ad4 LF |
621 | sta_info_put(sta); |
622 | return 0; | |
623 | } | |
624 | ||
61609bc0 MB |
625 | static int ieee80211_ioctl_siwtxpower(struct net_device *dev, |
626 | struct iw_request_info *info, | |
627 | union iwreq_data *data, char *extra) | |
628 | { | |
629 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
630 | bool need_reconfig = 0; | |
8318d78a | 631 | int new_power_level; |
61609bc0 MB |
632 | |
633 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
634 | return -EINVAL; | |
635 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
636 | return -EINVAL; | |
61609bc0 | 637 | |
6a432955 MN |
638 | if (data->txpower.fixed) { |
639 | new_power_level = data->txpower.value; | |
640 | } else { | |
8318d78a JB |
641 | /* |
642 | * Automatic power level. Use maximum power for the current | |
643 | * channel. Should be part of rate control. | |
644 | */ | |
645 | struct ieee80211_channel* chan = local->hw.conf.channel; | |
6a432955 MN |
646 | if (!chan) |
647 | return -EINVAL; | |
648 | ||
8318d78a | 649 | new_power_level = chan->max_power; |
6a432955 MN |
650 | } |
651 | ||
652 | if (local->hw.conf.power_level != new_power_level) { | |
653 | local->hw.conf.power_level = new_power_level; | |
61609bc0 MB |
654 | need_reconfig = 1; |
655 | } | |
6a432955 | 656 | |
61609bc0 MB |
657 | if (local->hw.conf.radio_enabled != !(data->txpower.disabled)) { |
658 | local->hw.conf.radio_enabled = !(data->txpower.disabled); | |
659 | need_reconfig = 1; | |
cdcb006f | 660 | ieee80211_led_radio(local, local->hw.conf.radio_enabled); |
61609bc0 | 661 | } |
6a432955 | 662 | |
61609bc0 MB |
663 | if (need_reconfig) { |
664 | ieee80211_hw_config(local); | |
665 | /* The return value of hw_config is not of big interest here, | |
666 | * as it doesn't say that it failed because of _this_ config | |
667 | * change or something else. Ignore it. */ | |
668 | } | |
669 | ||
670 | return 0; | |
671 | } | |
672 | ||
fe6aa301 LF |
673 | static int ieee80211_ioctl_giwtxpower(struct net_device *dev, |
674 | struct iw_request_info *info, | |
675 | union iwreq_data *data, char *extra) | |
676 | { | |
677 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
678 | ||
679 | data->txpower.fixed = 1; | |
680 | data->txpower.disabled = !(local->hw.conf.radio_enabled); | |
681 | data->txpower.value = local->hw.conf.power_level; | |
682 | data->txpower.flags = IW_TXPOW_DBM; | |
683 | ||
684 | return 0; | |
685 | } | |
686 | ||
f0706e82 JB |
687 | static int ieee80211_ioctl_siwrts(struct net_device *dev, |
688 | struct iw_request_info *info, | |
689 | struct iw_param *rts, char *extra) | |
690 | { | |
691 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
692 | ||
693 | if (rts->disabled) | |
694 | local->rts_threshold = IEEE80211_MAX_RTS_THRESHOLD; | |
695 | else if (rts->value < 0 || rts->value > IEEE80211_MAX_RTS_THRESHOLD) | |
696 | return -EINVAL; | |
697 | else | |
698 | local->rts_threshold = rts->value; | |
699 | ||
700 | /* If the wlan card performs RTS/CTS in hardware/firmware, | |
701 | * configure it here */ | |
702 | ||
703 | if (local->ops->set_rts_threshold) | |
704 | local->ops->set_rts_threshold(local_to_hw(local), | |
705 | local->rts_threshold); | |
706 | ||
707 | return 0; | |
708 | } | |
709 | ||
710 | static int ieee80211_ioctl_giwrts(struct net_device *dev, | |
711 | struct iw_request_info *info, | |
712 | struct iw_param *rts, char *extra) | |
713 | { | |
714 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
715 | ||
716 | rts->value = local->rts_threshold; | |
717 | rts->disabled = (rts->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
718 | rts->fixed = 1; | |
719 | ||
720 | return 0; | |
721 | } | |
722 | ||
723 | ||
724 | static int ieee80211_ioctl_siwfrag(struct net_device *dev, | |
725 | struct iw_request_info *info, | |
726 | struct iw_param *frag, char *extra) | |
727 | { | |
728 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
729 | ||
730 | if (frag->disabled) | |
731 | local->fragmentation_threshold = IEEE80211_MAX_FRAG_THRESHOLD; | |
732 | else if (frag->value < 256 || | |
733 | frag->value > IEEE80211_MAX_FRAG_THRESHOLD) | |
734 | return -EINVAL; | |
735 | else { | |
736 | /* Fragment length must be even, so strip LSB. */ | |
737 | local->fragmentation_threshold = frag->value & ~0x1; | |
738 | } | |
739 | ||
740 | /* If the wlan card performs fragmentation in hardware/firmware, | |
741 | * configure it here */ | |
742 | ||
743 | if (local->ops->set_frag_threshold) | |
744 | local->ops->set_frag_threshold( | |
745 | local_to_hw(local), | |
746 | local->fragmentation_threshold); | |
747 | ||
748 | return 0; | |
749 | } | |
750 | ||
751 | static int ieee80211_ioctl_giwfrag(struct net_device *dev, | |
752 | struct iw_request_info *info, | |
753 | struct iw_param *frag, char *extra) | |
754 | { | |
755 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
756 | ||
757 | frag->value = local->fragmentation_threshold; | |
758 | frag->disabled = (frag->value >= IEEE80211_MAX_RTS_THRESHOLD); | |
759 | frag->fixed = 1; | |
760 | ||
761 | return 0; | |
762 | } | |
763 | ||
764 | ||
765 | static int ieee80211_ioctl_siwretry(struct net_device *dev, | |
766 | struct iw_request_info *info, | |
767 | struct iw_param *retry, char *extra) | |
768 | { | |
769 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
770 | ||
771 | if (retry->disabled || | |
772 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
773 | return -EINVAL; | |
774 | ||
775 | if (retry->flags & IW_RETRY_MAX) | |
776 | local->long_retry_limit = retry->value; | |
777 | else if (retry->flags & IW_RETRY_MIN) | |
778 | local->short_retry_limit = retry->value; | |
779 | else { | |
780 | local->long_retry_limit = retry->value; | |
781 | local->short_retry_limit = retry->value; | |
782 | } | |
783 | ||
784 | if (local->ops->set_retry_limit) { | |
785 | return local->ops->set_retry_limit( | |
786 | local_to_hw(local), | |
787 | local->short_retry_limit, | |
788 | local->long_retry_limit); | |
789 | } | |
790 | ||
791 | return 0; | |
792 | } | |
793 | ||
794 | ||
795 | static int ieee80211_ioctl_giwretry(struct net_device *dev, | |
796 | struct iw_request_info *info, | |
797 | struct iw_param *retry, char *extra) | |
798 | { | |
799 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
800 | ||
801 | retry->disabled = 0; | |
802 | if (retry->flags == 0 || retry->flags & IW_RETRY_MIN) { | |
803 | /* first return min value, iwconfig will ask max value | |
804 | * later if needed */ | |
805 | retry->flags |= IW_RETRY_LIMIT; | |
806 | retry->value = local->short_retry_limit; | |
807 | if (local->long_retry_limit != local->short_retry_limit) | |
808 | retry->flags |= IW_RETRY_MIN; | |
809 | return 0; | |
810 | } | |
811 | if (retry->flags & IW_RETRY_MAX) { | |
812 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_MAX; | |
813 | retry->value = local->long_retry_limit; | |
814 | } | |
815 | ||
816 | return 0; | |
817 | } | |
818 | ||
f0706e82 JB |
819 | static int ieee80211_ioctl_siwmlme(struct net_device *dev, |
820 | struct iw_request_info *info, | |
821 | struct iw_point *data, char *extra) | |
822 | { | |
823 | struct ieee80211_sub_if_data *sdata; | |
824 | struct iw_mlme *mlme = (struct iw_mlme *) extra; | |
825 | ||
826 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
51fb61e7 JB |
827 | if (sdata->vif.type != IEEE80211_IF_TYPE_STA && |
828 | sdata->vif.type != IEEE80211_IF_TYPE_IBSS) | |
f0706e82 JB |
829 | return -EINVAL; |
830 | ||
831 | switch (mlme->cmd) { | |
832 | case IW_MLME_DEAUTH: | |
833 | /* TODO: mlme->addr.sa_data */ | |
834 | return ieee80211_sta_deauthenticate(dev, mlme->reason_code); | |
835 | case IW_MLME_DISASSOC: | |
836 | /* TODO: mlme->addr.sa_data */ | |
837 | return ieee80211_sta_disassociate(dev, mlme->reason_code); | |
838 | default: | |
839 | return -EOPNOTSUPP; | |
840 | } | |
841 | } | |
842 | ||
843 | ||
844 | static int ieee80211_ioctl_siwencode(struct net_device *dev, | |
845 | struct iw_request_info *info, | |
846 | struct iw_point *erq, char *keybuf) | |
847 | { | |
848 | struct ieee80211_sub_if_data *sdata; | |
849 | int idx, i, alg = ALG_WEP; | |
850 | u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; | |
628a140b | 851 | int remove = 0; |
f0706e82 JB |
852 | |
853 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
854 | ||
855 | idx = erq->flags & IW_ENCODE_INDEX; | |
856 | if (idx == 0) { | |
857 | if (sdata->default_key) | |
858 | for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
859 | if (sdata->default_key == sdata->keys[i]) { | |
860 | idx = i; | |
861 | break; | |
862 | } | |
863 | } | |
864 | } else if (idx < 1 || idx > 4) | |
865 | return -EINVAL; | |
866 | else | |
867 | idx--; | |
868 | ||
869 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 870 | remove = 1; |
f0706e82 JB |
871 | else if (erq->length == 0) { |
872 | /* No key data - just set the default TX key index */ | |
11a843b7 | 873 | ieee80211_set_default_key(sdata, idx); |
f0706e82 JB |
874 | return 0; |
875 | } | |
876 | ||
877 | return ieee80211_set_encryption( | |
878 | dev, bcaddr, | |
628a140b | 879 | idx, alg, remove, |
f0706e82 JB |
880 | !sdata->default_key, |
881 | keybuf, erq->length); | |
882 | } | |
883 | ||
884 | ||
885 | static int ieee80211_ioctl_giwencode(struct net_device *dev, | |
886 | struct iw_request_info *info, | |
887 | struct iw_point *erq, char *key) | |
888 | { | |
889 | struct ieee80211_sub_if_data *sdata; | |
890 | int idx, i; | |
891 | ||
892 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
893 | ||
894 | idx = erq->flags & IW_ENCODE_INDEX; | |
895 | if (idx < 1 || idx > 4) { | |
896 | idx = -1; | |
897 | if (!sdata->default_key) | |
898 | idx = 0; | |
899 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
900 | if (sdata->default_key == sdata->keys[i]) { | |
901 | idx = i; | |
902 | break; | |
903 | } | |
904 | } | |
905 | if (idx < 0) | |
906 | return -EINVAL; | |
907 | } else | |
908 | idx--; | |
909 | ||
910 | erq->flags = idx + 1; | |
911 | ||
912 | if (!sdata->keys[idx]) { | |
913 | erq->length = 0; | |
914 | erq->flags |= IW_ENCODE_DISABLED; | |
915 | return 0; | |
916 | } | |
917 | ||
8f20fc24 | 918 | memcpy(key, sdata->keys[idx]->conf.key, |
11a843b7 | 919 | min_t(int, erq->length, sdata->keys[idx]->conf.keylen)); |
8f20fc24 | 920 | erq->length = sdata->keys[idx]->conf.keylen; |
f0706e82 JB |
921 | erq->flags |= IW_ENCODE_ENABLED; |
922 | ||
923 | return 0; | |
924 | } | |
925 | ||
926 | static int ieee80211_ioctl_siwauth(struct net_device *dev, | |
927 | struct iw_request_info *info, | |
928 | struct iw_param *data, char *extra) | |
929 | { | |
f0706e82 JB |
930 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
931 | int ret = 0; | |
932 | ||
933 | switch (data->flags & IW_AUTH_INDEX) { | |
934 | case IW_AUTH_WPA_VERSION: | |
935 | case IW_AUTH_CIPHER_PAIRWISE: | |
936 | case IW_AUTH_CIPHER_GROUP: | |
937 | case IW_AUTH_WPA_ENABLED: | |
938 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
f0706e82 | 939 | case IW_AUTH_KEY_MGMT: |
5b98b1f7 | 940 | break; |
b1357a81 JB |
941 | case IW_AUTH_DROP_UNENCRYPTED: |
942 | sdata->drop_unencrypted = !!data->value; | |
943 | break; | |
5b98b1f7 | 944 | case IW_AUTH_PRIVACY_INVOKED: |
51fb61e7 | 945 | if (sdata->vif.type != IEEE80211_IF_TYPE_STA) |
f0706e82 JB |
946 | ret = -EINVAL; |
947 | else { | |
5b98b1f7 | 948 | sdata->u.sta.flags &= ~IEEE80211_STA_PRIVACY_INVOKED; |
f0706e82 | 949 | /* |
5b98b1f7 JB |
950 | * Privacy invoked by wpa_supplicant, store the |
951 | * value and allow associating to a protected | |
952 | * network without having a key up front. | |
f0706e82 | 953 | */ |
5b98b1f7 JB |
954 | if (data->value) |
955 | sdata->u.sta.flags |= | |
956 | IEEE80211_STA_PRIVACY_INVOKED; | |
f0706e82 JB |
957 | } |
958 | break; | |
959 | case IW_AUTH_80211_AUTH_ALG: | |
51fb61e7 JB |
960 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
961 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) | |
f0706e82 JB |
962 | sdata->u.sta.auth_algs = data->value; |
963 | else | |
964 | ret = -EOPNOTSUPP; | |
965 | break; | |
f0706e82 JB |
966 | default: |
967 | ret = -EOPNOTSUPP; | |
968 | break; | |
969 | } | |
970 | return ret; | |
971 | } | |
972 | ||
973 | /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ | |
974 | static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev) | |
975 | { | |
976 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
977 | struct iw_statistics *wstats = &local->wstats; | |
978 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
979 | struct sta_info *sta = NULL; | |
980 | ||
51fb61e7 JB |
981 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
982 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) | |
f0706e82 JB |
983 | sta = sta_info_get(local, sdata->u.sta.bssid); |
984 | if (!sta) { | |
985 | wstats->discard.fragment = 0; | |
986 | wstats->discard.misc = 0; | |
987 | wstats->qual.qual = 0; | |
988 | wstats->qual.level = 0; | |
989 | wstats->qual.noise = 0; | |
990 | wstats->qual.updated = IW_QUAL_ALL_INVALID; | |
991 | } else { | |
992 | wstats->qual.level = sta->last_rssi; | |
993 | wstats->qual.qual = sta->last_signal; | |
994 | wstats->qual.noise = sta->last_noise; | |
995 | wstats->qual.updated = local->wstats_flags; | |
996 | sta_info_put(sta); | |
997 | } | |
998 | return wstats; | |
999 | } | |
1000 | ||
1001 | static int ieee80211_ioctl_giwauth(struct net_device *dev, | |
1002 | struct iw_request_info *info, | |
1003 | struct iw_param *data, char *extra) | |
1004 | { | |
1005 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1006 | int ret = 0; | |
1007 | ||
1008 | switch (data->flags & IW_AUTH_INDEX) { | |
1009 | case IW_AUTH_80211_AUTH_ALG: | |
51fb61e7 JB |
1010 | if (sdata->vif.type == IEEE80211_IF_TYPE_STA || |
1011 | sdata->vif.type == IEEE80211_IF_TYPE_IBSS) | |
f0706e82 JB |
1012 | data->value = sdata->u.sta.auth_algs; |
1013 | else | |
1014 | ret = -EOPNOTSUPP; | |
1015 | break; | |
1016 | default: | |
1017 | ret = -EOPNOTSUPP; | |
1018 | break; | |
1019 | } | |
1020 | return ret; | |
1021 | } | |
1022 | ||
1023 | ||
1024 | static int ieee80211_ioctl_siwencodeext(struct net_device *dev, | |
1025 | struct iw_request_info *info, | |
1026 | struct iw_point *erq, char *extra) | |
1027 | { | |
1028 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
1029 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
628a140b | 1030 | int uninitialized_var(alg), idx, i, remove = 0; |
f0706e82 JB |
1031 | |
1032 | switch (ext->alg) { | |
1033 | case IW_ENCODE_ALG_NONE: | |
628a140b | 1034 | remove = 1; |
f0706e82 JB |
1035 | break; |
1036 | case IW_ENCODE_ALG_WEP: | |
1037 | alg = ALG_WEP; | |
1038 | break; | |
1039 | case IW_ENCODE_ALG_TKIP: | |
1040 | alg = ALG_TKIP; | |
1041 | break; | |
1042 | case IW_ENCODE_ALG_CCMP: | |
1043 | alg = ALG_CCMP; | |
1044 | break; | |
1045 | default: | |
1046 | return -EOPNOTSUPP; | |
1047 | } | |
1048 | ||
1049 | if (erq->flags & IW_ENCODE_DISABLED) | |
628a140b | 1050 | remove = 1; |
f0706e82 JB |
1051 | |
1052 | idx = erq->flags & IW_ENCODE_INDEX; | |
1053 | if (idx < 1 || idx > 4) { | |
1054 | idx = -1; | |
1055 | if (!sdata->default_key) | |
1056 | idx = 0; | |
1057 | else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { | |
1058 | if (sdata->default_key == sdata->keys[i]) { | |
1059 | idx = i; | |
1060 | break; | |
1061 | } | |
1062 | } | |
1063 | if (idx < 0) | |
1064 | return -EINVAL; | |
1065 | } else | |
1066 | idx--; | |
1067 | ||
1068 | return ieee80211_set_encryption(dev, 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 */ | |
1081 | (iw_handler) ieee80211_ioctl_giwname, /* SIOCGIWNAME */ | |
1082 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
1083 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
1084 | (iw_handler) ieee80211_ioctl_siwfreq, /* SIOCSIWFREQ */ | |
1085 | (iw_handler) ieee80211_ioctl_giwfreq, /* SIOCGIWFREQ */ | |
1086 | (iw_handler) ieee80211_ioctl_siwmode, /* SIOCSIWMODE */ | |
1087 | (iw_handler) ieee80211_ioctl_giwmode, /* SIOCGIWMODE */ | |
1088 | (iw_handler) NULL, /* SIOCSIWSENS */ | |
1089 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
1090 | (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ | |
1091 | (iw_handler) ieee80211_ioctl_giwrange, /* SIOCGIWRANGE */ | |
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 */ | |
1104 | (iw_handler) ieee80211_ioctl_siwscan, /* SIOCSIWSCAN */ | |
1105 | (iw_handler) ieee80211_ioctl_giwscan, /* SIOCGIWSCAN */ | |
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 */ | |
1124 | (iw_handler) NULL, /* SIOCSIWPOWER */ | |
1125 | (iw_handler) NULL, /* SIOCGIWPOWER */ | |
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 | }; |