Commit | Line | Data |
---|---|---|
fee52678 JB |
1 | /* |
2 | * cfg80211 - wext compat code | |
3 | * | |
4 | * This is temporary code until all wireless functionality is migrated | |
5 | * into cfg80211, when that happens all the exports here go away and | |
6 | * we directly assign the wireless handlers of wireless interfaces. | |
7 | * | |
08645126 | 8 | * Copyright 2008-2009 Johannes Berg <johannes@sipsolutions.net> |
fee52678 JB |
9 | */ |
10 | ||
11 | #include <linux/wireless.h> | |
12 | #include <linux/nl80211.h> | |
691597cb | 13 | #include <linux/if_arp.h> |
08645126 | 14 | #include <linux/etherdevice.h> |
fee52678 | 15 | #include <net/iw_handler.h> |
fee52678 | 16 | #include <net/cfg80211.h> |
0e82ffe3 | 17 | #include "wext-compat.h" |
fee52678 JB |
18 | #include "core.h" |
19 | ||
20 | int cfg80211_wext_giwname(struct net_device *dev, | |
21 | struct iw_request_info *info, | |
22 | char *name, char *extra) | |
23 | { | |
24 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
25 | struct ieee80211_supported_band *sband; | |
26 | bool is_ht = false, is_a = false, is_b = false, is_g = false; | |
27 | ||
28 | if (!wdev) | |
29 | return -EOPNOTSUPP; | |
30 | ||
31 | sband = wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; | |
32 | if (sband) { | |
33 | is_a = true; | |
34 | is_ht |= sband->ht_cap.ht_supported; | |
35 | } | |
36 | ||
37 | sband = wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; | |
38 | if (sband) { | |
39 | int i; | |
40 | /* Check for mandatory rates */ | |
41 | for (i = 0; i < sband->n_bitrates; i++) { | |
42 | if (sband->bitrates[i].bitrate == 10) | |
43 | is_b = true; | |
44 | if (sband->bitrates[i].bitrate == 60) | |
45 | is_g = true; | |
46 | } | |
47 | is_ht |= sband->ht_cap.ht_supported; | |
48 | } | |
49 | ||
50 | strcpy(name, "IEEE 802.11"); | |
51 | if (is_a) | |
52 | strcat(name, "a"); | |
53 | if (is_b) | |
54 | strcat(name, "b"); | |
55 | if (is_g) | |
56 | strcat(name, "g"); | |
57 | if (is_ht) | |
58 | strcat(name, "n"); | |
59 | ||
60 | return 0; | |
61 | } | |
ba44cb72 | 62 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwname); |
e60c7744 JB |
63 | |
64 | int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, | |
65 | u32 *mode, char *extra) | |
66 | { | |
67 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
68 | struct cfg80211_registered_device *rdev; | |
69 | struct vif_params vifparams; | |
70 | enum nl80211_iftype type; | |
ac7f9cfa | 71 | int ret; |
e60c7744 | 72 | |
e60c7744 JB |
73 | rdev = wiphy_to_dev(wdev->wiphy); |
74 | ||
e60c7744 JB |
75 | switch (*mode) { |
76 | case IW_MODE_INFRA: | |
77 | type = NL80211_IFTYPE_STATION; | |
78 | break; | |
79 | case IW_MODE_ADHOC: | |
80 | type = NL80211_IFTYPE_ADHOC; | |
81 | break; | |
82 | case IW_MODE_REPEAT: | |
83 | type = NL80211_IFTYPE_WDS; | |
84 | break; | |
85 | case IW_MODE_MONITOR: | |
86 | type = NL80211_IFTYPE_MONITOR; | |
87 | break; | |
88 | default: | |
89 | return -EINVAL; | |
90 | } | |
91 | ||
ac7f9cfa JB |
92 | if (type == wdev->iftype) |
93 | return 0; | |
94 | ||
e60c7744 JB |
95 | memset(&vifparams, 0, sizeof(vifparams)); |
96 | ||
3d54d255 JB |
97 | cfg80211_lock_rdev(rdev); |
98 | ret = cfg80211_change_iface(rdev, dev, type, NULL, &vifparams); | |
99 | cfg80211_unlock_rdev(rdev); | |
ac7f9cfa JB |
100 | |
101 | return ret; | |
e60c7744 | 102 | } |
ba44cb72 | 103 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwmode); |
e60c7744 JB |
104 | |
105 | int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, | |
106 | u32 *mode, char *extra) | |
107 | { | |
108 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
109 | ||
110 | if (!wdev) | |
111 | return -EOPNOTSUPP; | |
112 | ||
113 | switch (wdev->iftype) { | |
114 | case NL80211_IFTYPE_AP: | |
115 | *mode = IW_MODE_MASTER; | |
116 | break; | |
117 | case NL80211_IFTYPE_STATION: | |
118 | *mode = IW_MODE_INFRA; | |
119 | break; | |
120 | case NL80211_IFTYPE_ADHOC: | |
121 | *mode = IW_MODE_ADHOC; | |
122 | break; | |
123 | case NL80211_IFTYPE_MONITOR: | |
124 | *mode = IW_MODE_MONITOR; | |
125 | break; | |
126 | case NL80211_IFTYPE_WDS: | |
127 | *mode = IW_MODE_REPEAT; | |
128 | break; | |
129 | case NL80211_IFTYPE_AP_VLAN: | |
130 | *mode = IW_MODE_SECOND; /* FIXME */ | |
131 | break; | |
132 | default: | |
133 | *mode = IW_MODE_AUTO; | |
134 | break; | |
135 | } | |
136 | return 0; | |
137 | } | |
ba44cb72 | 138 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwmode); |
4aa188e1 JB |
139 | |
140 | ||
141 | int cfg80211_wext_giwrange(struct net_device *dev, | |
142 | struct iw_request_info *info, | |
143 | struct iw_point *data, char *extra) | |
144 | { | |
145 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
146 | struct iw_range *range = (struct iw_range *) extra; | |
147 | enum ieee80211_band band; | |
9834c079 | 148 | int i, c = 0; |
4aa188e1 JB |
149 | |
150 | if (!wdev) | |
151 | return -EOPNOTSUPP; | |
152 | ||
153 | data->length = sizeof(struct iw_range); | |
154 | memset(range, 0, sizeof(struct iw_range)); | |
155 | ||
156 | range->we_version_compiled = WIRELESS_EXT; | |
157 | range->we_version_source = 21; | |
158 | range->retry_capa = IW_RETRY_LIMIT; | |
159 | range->retry_flags = IW_RETRY_LIMIT; | |
160 | range->min_retry = 0; | |
161 | range->max_retry = 255; | |
162 | range->min_rts = 0; | |
163 | range->max_rts = 2347; | |
164 | range->min_frag = 256; | |
165 | range->max_frag = 2346; | |
166 | ||
4aa188e1 JB |
167 | range->max_encoding_tokens = 4; |
168 | ||
169 | range->max_qual.updated = IW_QUAL_NOISE_INVALID; | |
170 | ||
171 | switch (wdev->wiphy->signal_type) { | |
172 | case CFG80211_SIGNAL_TYPE_NONE: | |
173 | break; | |
174 | case CFG80211_SIGNAL_TYPE_MBM: | |
175 | range->max_qual.level = -110; | |
176 | range->max_qual.qual = 70; | |
177 | range->avg_qual.qual = 35; | |
178 | range->max_qual.updated |= IW_QUAL_DBM; | |
179 | range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; | |
180 | range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
181 | break; | |
182 | case CFG80211_SIGNAL_TYPE_UNSPEC: | |
183 | range->max_qual.level = 100; | |
184 | range->max_qual.qual = 100; | |
185 | range->avg_qual.qual = 50; | |
186 | range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; | |
187 | range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
188 | break; | |
189 | } | |
190 | ||
191 | range->avg_qual.level = range->max_qual.level / 2; | |
192 | range->avg_qual.noise = range->max_qual.noise / 2; | |
193 | range->avg_qual.updated = range->max_qual.updated; | |
194 | ||
9834c079 JB |
195 | for (i = 0; i < wdev->wiphy->n_cipher_suites; i++) { |
196 | switch (wdev->wiphy->cipher_suites[i]) { | |
3daf0975 | 197 | case WLAN_CIPHER_SUITE_TKIP: |
27bea66c DK |
198 | range->enc_capa |= (IW_ENC_CAPA_CIPHER_TKIP | |
199 | IW_ENC_CAPA_WPA); | |
3daf0975 DK |
200 | break; |
201 | ||
202 | case WLAN_CIPHER_SUITE_CCMP: | |
27bea66c DK |
203 | range->enc_capa |= (IW_ENC_CAPA_CIPHER_CCMP | |
204 | IW_ENC_CAPA_WPA2); | |
3daf0975 | 205 | break; |
2ab658f9 DK |
206 | |
207 | case WLAN_CIPHER_SUITE_WEP40: | |
208 | range->encoding_size[range->num_encoding_sizes++] = | |
209 | WLAN_KEY_LEN_WEP40; | |
210 | break; | |
211 | ||
212 | case WLAN_CIPHER_SUITE_WEP104: | |
213 | range->encoding_size[range->num_encoding_sizes++] = | |
214 | WLAN_KEY_LEN_WEP104; | |
215 | break; | |
3daf0975 DK |
216 | } |
217 | } | |
4aa188e1 | 218 | |
4aa188e1 | 219 | for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { |
4aa188e1 JB |
220 | struct ieee80211_supported_band *sband; |
221 | ||
222 | sband = wdev->wiphy->bands[band]; | |
223 | ||
224 | if (!sband) | |
225 | continue; | |
226 | ||
227 | for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) { | |
228 | struct ieee80211_channel *chan = &sband->channels[i]; | |
229 | ||
230 | if (!(chan->flags & IEEE80211_CHAN_DISABLED)) { | |
231 | range->freq[c].i = | |
232 | ieee80211_frequency_to_channel( | |
233 | chan->center_freq); | |
234 | range->freq[c].m = chan->center_freq; | |
235 | range->freq[c].e = 6; | |
236 | c++; | |
237 | } | |
238 | } | |
239 | } | |
240 | range->num_channels = c; | |
241 | range->num_frequency = c; | |
242 | ||
243 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); | |
244 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); | |
245 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | |
246 | ||
51cd4aab DK |
247 | if (wdev->wiphy->max_scan_ssids > 0) |
248 | range->scan_capa |= IW_SCAN_CAPA_ESSID; | |
4aa188e1 JB |
249 | |
250 | return 0; | |
251 | } | |
ba44cb72 | 252 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrange); |
691597cb | 253 | |
04a773ad JB |
254 | |
255 | /** | |
256 | * cfg80211_wext_freq - get wext frequency for non-"auto" | |
257 | * @wiphy: the wiphy | |
258 | * @freq: the wext freq encoding | |
259 | * | |
59bbb6f7 | 260 | * Returns a frequency, or a negative error code, or 0 for auto. |
04a773ad | 261 | */ |
59bbb6f7 | 262 | int cfg80211_wext_freq(struct wiphy *wiphy, struct iw_freq *freq) |
04a773ad | 263 | { |
0b258582 | 264 | /* |
59bbb6f7 | 265 | * Parse frequency - return 0 for auto and |
0b258582 JB |
266 | * -EINVAL for impossible things. |
267 | */ | |
04a773ad JB |
268 | if (freq->e == 0) { |
269 | if (freq->m < 0) | |
59bbb6f7 JB |
270 | return 0; |
271 | return ieee80211_channel_to_frequency(freq->m); | |
04a773ad JB |
272 | } else { |
273 | int i, div = 1000000; | |
274 | for (i = 0; i < freq->e; i++) | |
275 | div /= 10; | |
0b258582 | 276 | if (div <= 0) |
59bbb6f7 JB |
277 | return -EINVAL; |
278 | return freq->m / div; | |
04a773ad | 279 | } |
04a773ad | 280 | } |
b9a5f8ca JM |
281 | |
282 | int cfg80211_wext_siwrts(struct net_device *dev, | |
283 | struct iw_request_info *info, | |
284 | struct iw_param *rts, char *extra) | |
285 | { | |
286 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
287 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
288 | u32 orts = wdev->wiphy->rts_threshold; | |
289 | int err; | |
290 | ||
291 | if (rts->disabled || !rts->fixed) | |
292 | wdev->wiphy->rts_threshold = (u32) -1; | |
293 | else if (rts->value < 0) | |
294 | return -EINVAL; | |
295 | else | |
296 | wdev->wiphy->rts_threshold = rts->value; | |
297 | ||
298 | err = rdev->ops->set_wiphy_params(wdev->wiphy, | |
299 | WIPHY_PARAM_RTS_THRESHOLD); | |
300 | if (err) | |
301 | wdev->wiphy->rts_threshold = orts; | |
302 | ||
303 | return err; | |
304 | } | |
ba44cb72 | 305 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwrts); |
b9a5f8ca JM |
306 | |
307 | int cfg80211_wext_giwrts(struct net_device *dev, | |
308 | struct iw_request_info *info, | |
309 | struct iw_param *rts, char *extra) | |
310 | { | |
311 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
312 | ||
313 | rts->value = wdev->wiphy->rts_threshold; | |
314 | rts->disabled = rts->value == (u32) -1; | |
315 | rts->fixed = 1; | |
316 | ||
317 | return 0; | |
318 | } | |
ba44cb72 | 319 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrts); |
b9a5f8ca JM |
320 | |
321 | int cfg80211_wext_siwfrag(struct net_device *dev, | |
322 | struct iw_request_info *info, | |
323 | struct iw_param *frag, char *extra) | |
324 | { | |
325 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
326 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
327 | u32 ofrag = wdev->wiphy->frag_threshold; | |
328 | int err; | |
329 | ||
330 | if (frag->disabled || !frag->fixed) | |
331 | wdev->wiphy->frag_threshold = (u32) -1; | |
332 | else if (frag->value < 256) | |
333 | return -EINVAL; | |
334 | else { | |
335 | /* Fragment length must be even, so strip LSB. */ | |
336 | wdev->wiphy->frag_threshold = frag->value & ~0x1; | |
337 | } | |
338 | ||
339 | err = rdev->ops->set_wiphy_params(wdev->wiphy, | |
340 | WIPHY_PARAM_FRAG_THRESHOLD); | |
341 | if (err) | |
342 | wdev->wiphy->frag_threshold = ofrag; | |
343 | ||
344 | return err; | |
345 | } | |
ba44cb72 | 346 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwfrag); |
b9a5f8ca JM |
347 | |
348 | int cfg80211_wext_giwfrag(struct net_device *dev, | |
349 | struct iw_request_info *info, | |
350 | struct iw_param *frag, char *extra) | |
351 | { | |
352 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
353 | ||
354 | frag->value = wdev->wiphy->frag_threshold; | |
355 | frag->disabled = frag->value == (u32) -1; | |
356 | frag->fixed = 1; | |
357 | ||
358 | return 0; | |
359 | } | |
ba44cb72 | 360 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwfrag); |
b9a5f8ca JM |
361 | |
362 | int cfg80211_wext_siwretry(struct net_device *dev, | |
363 | struct iw_request_info *info, | |
364 | struct iw_param *retry, char *extra) | |
365 | { | |
366 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
367 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
368 | u32 changed = 0; | |
369 | u8 olong = wdev->wiphy->retry_long; | |
370 | u8 oshort = wdev->wiphy->retry_short; | |
371 | int err; | |
372 | ||
373 | if (retry->disabled || | |
374 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
375 | return -EINVAL; | |
376 | ||
377 | if (retry->flags & IW_RETRY_LONG) { | |
378 | wdev->wiphy->retry_long = retry->value; | |
379 | changed |= WIPHY_PARAM_RETRY_LONG; | |
380 | } else if (retry->flags & IW_RETRY_SHORT) { | |
381 | wdev->wiphy->retry_short = retry->value; | |
382 | changed |= WIPHY_PARAM_RETRY_SHORT; | |
383 | } else { | |
384 | wdev->wiphy->retry_short = retry->value; | |
385 | wdev->wiphy->retry_long = retry->value; | |
386 | changed |= WIPHY_PARAM_RETRY_LONG; | |
387 | changed |= WIPHY_PARAM_RETRY_SHORT; | |
388 | } | |
389 | ||
390 | if (!changed) | |
391 | return 0; | |
392 | ||
393 | err = rdev->ops->set_wiphy_params(wdev->wiphy, changed); | |
394 | if (err) { | |
395 | wdev->wiphy->retry_short = oshort; | |
396 | wdev->wiphy->retry_long = olong; | |
397 | } | |
398 | ||
399 | return err; | |
400 | } | |
ba44cb72 | 401 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwretry); |
b9a5f8ca JM |
402 | |
403 | int cfg80211_wext_giwretry(struct net_device *dev, | |
404 | struct iw_request_info *info, | |
405 | struct iw_param *retry, char *extra) | |
406 | { | |
407 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
408 | ||
409 | retry->disabled = 0; | |
410 | ||
411 | if (retry->flags == 0 || (retry->flags & IW_RETRY_SHORT)) { | |
412 | /* | |
413 | * First return short value, iwconfig will ask long value | |
414 | * later if needed | |
415 | */ | |
416 | retry->flags |= IW_RETRY_LIMIT; | |
417 | retry->value = wdev->wiphy->retry_short; | |
418 | if (wdev->wiphy->retry_long != wdev->wiphy->retry_short) | |
419 | retry->flags |= IW_RETRY_LONG; | |
420 | ||
421 | return 0; | |
422 | } | |
423 | ||
424 | if (retry->flags & IW_RETRY_LONG) { | |
425 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; | |
426 | retry->value = wdev->wiphy->retry_long; | |
427 | } | |
428 | ||
429 | return 0; | |
430 | } | |
ba44cb72 | 431 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwretry); |
08645126 | 432 | |
fffd0934 JB |
433 | static int __cfg80211_set_encryption(struct cfg80211_registered_device *rdev, |
434 | struct net_device *dev, const u8 *addr, | |
435 | bool remove, bool tx_key, int idx, | |
436 | struct key_params *params) | |
08645126 JB |
437 | { |
438 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
fffd0934 JB |
439 | int err, i; |
440 | ||
441 | if (!wdev->wext.keys) { | |
442 | wdev->wext.keys = kzalloc(sizeof(*wdev->wext.keys), | |
443 | GFP_KERNEL); | |
444 | if (!wdev->wext.keys) | |
445 | return -ENOMEM; | |
446 | for (i = 0; i < 6; i++) | |
447 | wdev->wext.keys->params[i].key = | |
448 | wdev->wext.keys->data[i]; | |
449 | } | |
450 | ||
451 | if (wdev->iftype != NL80211_IFTYPE_ADHOC && | |
452 | wdev->iftype != NL80211_IFTYPE_STATION) | |
453 | return -EOPNOTSUPP; | |
08645126 JB |
454 | |
455 | if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { | |
fffd0934 JB |
456 | if (!wdev->current_bss) |
457 | return -ENOLINK; | |
458 | ||
08645126 JB |
459 | if (!rdev->ops->set_default_mgmt_key) |
460 | return -EOPNOTSUPP; | |
461 | ||
462 | if (idx < 4 || idx > 5) | |
463 | return -EINVAL; | |
464 | } else if (idx < 0 || idx > 3) | |
465 | return -EINVAL; | |
466 | ||
467 | if (remove) { | |
fffd0934 JB |
468 | err = 0; |
469 | if (wdev->current_bss) | |
470 | err = rdev->ops->del_key(&rdev->wiphy, dev, idx, addr); | |
08645126 | 471 | if (!err) { |
fffd0934 JB |
472 | if (!addr) { |
473 | wdev->wext.keys->params[idx].key_len = 0; | |
474 | wdev->wext.keys->params[idx].cipher = 0; | |
475 | } | |
08645126 JB |
476 | if (idx == wdev->wext.default_key) |
477 | wdev->wext.default_key = -1; | |
478 | else if (idx == wdev->wext.default_mgmt_key) | |
479 | wdev->wext.default_mgmt_key = -1; | |
480 | } | |
e3da574a JB |
481 | /* |
482 | * Applications using wireless extensions expect to be | |
483 | * able to delete keys that don't exist, so allow that. | |
484 | */ | |
485 | if (err == -ENOENT) | |
486 | return 0; | |
487 | ||
08645126 | 488 | return err; |
fffd0934 | 489 | } |
08645126 | 490 | |
fffd0934 JB |
491 | if (addr) |
492 | tx_key = false; | |
493 | ||
494 | if (cfg80211_validate_key_settings(rdev, params, idx, addr)) | |
495 | return -EINVAL; | |
08645126 | 496 | |
fffd0934 JB |
497 | err = 0; |
498 | if (wdev->current_bss) | |
08645126 | 499 | err = rdev->ops->add_key(&rdev->wiphy, dev, idx, addr, params); |
fffd0934 JB |
500 | if (err) |
501 | return err; | |
502 | ||
503 | if (!addr) { | |
504 | wdev->wext.keys->params[idx] = *params; | |
505 | memcpy(wdev->wext.keys->data[idx], | |
506 | params->key, params->key_len); | |
507 | wdev->wext.keys->params[idx].key = | |
508 | wdev->wext.keys->data[idx]; | |
509 | } | |
08645126 | 510 | |
1f00fca5 ZY |
511 | if ((params->cipher == WLAN_CIPHER_SUITE_WEP40 || |
512 | params->cipher == WLAN_CIPHER_SUITE_WEP104) && | |
fffd0934 JB |
513 | (tx_key || (!addr && wdev->wext.default_key == -1))) { |
514 | if (wdev->current_bss) | |
08645126 JB |
515 | err = rdev->ops->set_default_key(&rdev->wiphy, |
516 | dev, idx); | |
fffd0934 JB |
517 | if (!err) |
518 | wdev->wext.default_key = idx; | |
519 | return err; | |
520 | } | |
08645126 | 521 | |
fffd0934 JB |
522 | if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && |
523 | (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { | |
524 | if (wdev->current_bss) | |
08645126 JB |
525 | err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, |
526 | dev, idx); | |
fffd0934 JB |
527 | if (!err) |
528 | wdev->wext.default_mgmt_key = idx; | |
529 | return err; | |
08645126 | 530 | } |
fffd0934 JB |
531 | |
532 | return 0; | |
533 | } | |
534 | ||
535 | static int cfg80211_set_encryption(struct cfg80211_registered_device *rdev, | |
536 | struct net_device *dev, const u8 *addr, | |
537 | bool remove, bool tx_key, int idx, | |
538 | struct key_params *params) | |
539 | { | |
540 | int err; | |
541 | ||
542 | wdev_lock(dev->ieee80211_ptr); | |
543 | err = __cfg80211_set_encryption(rdev, dev, addr, remove, | |
544 | tx_key, idx, params); | |
545 | wdev_unlock(dev->ieee80211_ptr); | |
546 | ||
547 | return err; | |
08645126 JB |
548 | } |
549 | ||
550 | int cfg80211_wext_siwencode(struct net_device *dev, | |
551 | struct iw_request_info *info, | |
552 | struct iw_point *erq, char *keybuf) | |
553 | { | |
554 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
555 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
556 | int idx, err; | |
557 | bool remove = false; | |
558 | struct key_params params; | |
559 | ||
fffd0934 JB |
560 | if (wdev->iftype != NL80211_IFTYPE_STATION && |
561 | wdev->iftype != NL80211_IFTYPE_ADHOC) | |
562 | return -EOPNOTSUPP; | |
563 | ||
08645126 JB |
564 | /* no use -- only MFP (set_default_mgmt_key) is optional */ |
565 | if (!rdev->ops->del_key || | |
566 | !rdev->ops->add_key || | |
567 | !rdev->ops->set_default_key) | |
568 | return -EOPNOTSUPP; | |
569 | ||
570 | idx = erq->flags & IW_ENCODE_INDEX; | |
571 | if (idx == 0) { | |
572 | idx = wdev->wext.default_key; | |
573 | if (idx < 0) | |
574 | idx = 0; | |
575 | } else if (idx < 1 || idx > 4) | |
576 | return -EINVAL; | |
577 | else | |
578 | idx--; | |
579 | ||
580 | if (erq->flags & IW_ENCODE_DISABLED) | |
581 | remove = true; | |
582 | else if (erq->length == 0) { | |
583 | /* No key data - just set the default TX key index */ | |
fffd0934 JB |
584 | err = 0; |
585 | wdev_lock(wdev); | |
586 | if (wdev->current_bss) | |
587 | err = rdev->ops->set_default_key(&rdev->wiphy, | |
588 | dev, idx); | |
08645126 JB |
589 | if (!err) |
590 | wdev->wext.default_key = idx; | |
fffd0934 | 591 | wdev_unlock(wdev); |
08645126 JB |
592 | return err; |
593 | } | |
594 | ||
595 | memset(¶ms, 0, sizeof(params)); | |
596 | params.key = keybuf; | |
597 | params.key_len = erq->length; | |
598 | if (erq->length == 5) | |
599 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
600 | else if (erq->length == 13) | |
601 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
602 | else if (!remove) | |
603 | return -EINVAL; | |
604 | ||
605 | return cfg80211_set_encryption(rdev, dev, NULL, remove, | |
606 | wdev->wext.default_key == -1, | |
607 | idx, ¶ms); | |
608 | } | |
609 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwencode); | |
610 | ||
611 | int cfg80211_wext_siwencodeext(struct net_device *dev, | |
612 | struct iw_request_info *info, | |
613 | struct iw_point *erq, char *extra) | |
614 | { | |
615 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
616 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
617 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
618 | const u8 *addr; | |
619 | int idx; | |
620 | bool remove = false; | |
621 | struct key_params params; | |
622 | u32 cipher; | |
623 | ||
fffd0934 JB |
624 | if (wdev->iftype != NL80211_IFTYPE_STATION && |
625 | wdev->iftype != NL80211_IFTYPE_ADHOC) | |
626 | return -EOPNOTSUPP; | |
627 | ||
08645126 JB |
628 | /* no use -- only MFP (set_default_mgmt_key) is optional */ |
629 | if (!rdev->ops->del_key || | |
630 | !rdev->ops->add_key || | |
631 | !rdev->ops->set_default_key) | |
632 | return -EOPNOTSUPP; | |
633 | ||
634 | switch (ext->alg) { | |
635 | case IW_ENCODE_ALG_NONE: | |
636 | remove = true; | |
637 | cipher = 0; | |
638 | break; | |
639 | case IW_ENCODE_ALG_WEP: | |
640 | if (ext->key_len == 5) | |
641 | cipher = WLAN_CIPHER_SUITE_WEP40; | |
642 | else if (ext->key_len == 13) | |
643 | cipher = WLAN_CIPHER_SUITE_WEP104; | |
644 | else | |
645 | return -EINVAL; | |
646 | break; | |
647 | case IW_ENCODE_ALG_TKIP: | |
648 | cipher = WLAN_CIPHER_SUITE_TKIP; | |
649 | break; | |
650 | case IW_ENCODE_ALG_CCMP: | |
651 | cipher = WLAN_CIPHER_SUITE_CCMP; | |
652 | break; | |
653 | case IW_ENCODE_ALG_AES_CMAC: | |
654 | cipher = WLAN_CIPHER_SUITE_AES_CMAC; | |
655 | break; | |
656 | default: | |
657 | return -EOPNOTSUPP; | |
658 | } | |
659 | ||
660 | if (erq->flags & IW_ENCODE_DISABLED) | |
661 | remove = true; | |
662 | ||
663 | idx = erq->flags & IW_ENCODE_INDEX; | |
664 | if (cipher == WLAN_CIPHER_SUITE_AES_CMAC) { | |
665 | if (idx < 4 || idx > 5) { | |
666 | idx = wdev->wext.default_mgmt_key; | |
667 | if (idx < 0) | |
668 | return -EINVAL; | |
669 | } else | |
670 | idx--; | |
671 | } else { | |
672 | if (idx < 1 || idx > 4) { | |
673 | idx = wdev->wext.default_key; | |
674 | if (idx < 0) | |
675 | return -EINVAL; | |
676 | } else | |
677 | idx--; | |
678 | } | |
679 | ||
680 | addr = ext->addr.sa_data; | |
681 | if (is_broadcast_ether_addr(addr)) | |
682 | addr = NULL; | |
683 | ||
684 | memset(¶ms, 0, sizeof(params)); | |
685 | params.key = ext->key; | |
686 | params.key_len = ext->key_len; | |
687 | params.cipher = cipher; | |
688 | ||
faa8fdc8 JM |
689 | if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { |
690 | params.seq = ext->rx_seq; | |
691 | params.seq_len = 6; | |
692 | } | |
693 | ||
08645126 JB |
694 | return cfg80211_set_encryption( |
695 | rdev, dev, addr, remove, | |
696 | ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY, | |
697 | idx, ¶ms); | |
698 | } | |
699 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwencodeext); | |
700 | ||
08645126 JB |
701 | int cfg80211_wext_giwencode(struct net_device *dev, |
702 | struct iw_request_info *info, | |
703 | struct iw_point *erq, char *keybuf) | |
704 | { | |
705 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
fffd0934 | 706 | int idx; |
08645126 | 707 | |
fffd0934 JB |
708 | if (wdev->iftype != NL80211_IFTYPE_STATION && |
709 | wdev->iftype != NL80211_IFTYPE_ADHOC) | |
08645126 JB |
710 | return -EOPNOTSUPP; |
711 | ||
712 | idx = erq->flags & IW_ENCODE_INDEX; | |
713 | if (idx == 0) { | |
714 | idx = wdev->wext.default_key; | |
715 | if (idx < 0) | |
716 | idx = 0; | |
717 | } else if (idx < 1 || idx > 4) | |
718 | return -EINVAL; | |
719 | else | |
720 | idx--; | |
721 | ||
722 | erq->flags = idx + 1; | |
723 | ||
fffd0934 | 724 | if (!wdev->wext.keys || !wdev->wext.keys->params[idx].cipher) { |
08645126 JB |
725 | erq->flags |= IW_ENCODE_DISABLED; |
726 | erq->length = 0; | |
727 | return 0; | |
728 | } | |
729 | ||
fffd0934 JB |
730 | erq->length = min_t(size_t, erq->length, |
731 | wdev->wext.keys->params[idx].key_len); | |
732 | memcpy(keybuf, wdev->wext.keys->params[idx].key, erq->length); | |
733 | erq->flags |= IW_ENCODE_ENABLED; | |
734 | ||
735 | return 0; | |
08645126 JB |
736 | } |
737 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode); | |
7643a2c3 | 738 | |
0e82ffe3 JB |
739 | int cfg80211_wext_siwfreq(struct net_device *dev, |
740 | struct iw_request_info *info, | |
59bbb6f7 | 741 | struct iw_freq *wextfreq, char *extra) |
0e82ffe3 JB |
742 | { |
743 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
744 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
59bbb6f7 | 745 | int freq, err; |
0e82ffe3 JB |
746 | |
747 | switch (wdev->iftype) { | |
748 | case NL80211_IFTYPE_STATION: | |
59bbb6f7 | 749 | return cfg80211_mgd_wext_siwfreq(dev, info, wextfreq, extra); |
0e82ffe3 | 750 | case NL80211_IFTYPE_ADHOC: |
59bbb6f7 | 751 | return cfg80211_ibss_wext_siwfreq(dev, info, wextfreq, extra); |
0e82ffe3 | 752 | default: |
59bbb6f7 JB |
753 | freq = cfg80211_wext_freq(wdev->wiphy, wextfreq); |
754 | if (freq < 0) | |
755 | return freq; | |
756 | if (freq == 0) | |
0e82ffe3 | 757 | return -EINVAL; |
59bbb6f7 | 758 | mutex_lock(&rdev->devlist_mtx); |
4b181144 | 759 | err = rdev_set_freq(rdev, NULL, freq, NL80211_CHAN_NO_HT); |
59bbb6f7 JB |
760 | mutex_unlock(&rdev->devlist_mtx); |
761 | return err; | |
0e82ffe3 JB |
762 | } |
763 | } | |
a8b875e7 | 764 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwfreq); |
0e82ffe3 JB |
765 | |
766 | int cfg80211_wext_giwfreq(struct net_device *dev, | |
767 | struct iw_request_info *info, | |
768 | struct iw_freq *freq, char *extra) | |
769 | { | |
770 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
771 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
772 | ||
773 | switch (wdev->iftype) { | |
774 | case NL80211_IFTYPE_STATION: | |
775 | return cfg80211_mgd_wext_giwfreq(dev, info, freq, extra); | |
776 | case NL80211_IFTYPE_ADHOC: | |
777 | return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra); | |
778 | default: | |
779 | if (!rdev->channel) | |
780 | return -EINVAL; | |
781 | freq->m = rdev->channel->center_freq; | |
782 | freq->e = 6; | |
783 | return 0; | |
784 | } | |
785 | } | |
786 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwfreq); | |
787 | ||
7643a2c3 JB |
788 | int cfg80211_wext_siwtxpower(struct net_device *dev, |
789 | struct iw_request_info *info, | |
790 | union iwreq_data *data, char *extra) | |
791 | { | |
792 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
793 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
794 | enum tx_power_setting type; | |
795 | int dbm = 0; | |
796 | ||
797 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
798 | return -EINVAL; | |
799 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
800 | return -EINVAL; | |
801 | ||
802 | if (!rdev->ops->set_tx_power) | |
803 | return -EOPNOTSUPP; | |
804 | ||
805 | /* only change when not disabling */ | |
806 | if (!data->txpower.disabled) { | |
1f87f7d3 JB |
807 | rfkill_set_sw_state(rdev->rfkill, false); |
808 | ||
7643a2c3 JB |
809 | if (data->txpower.fixed) { |
810 | /* | |
811 | * wext doesn't support negative values, see | |
812 | * below where it's for automatic | |
813 | */ | |
814 | if (data->txpower.value < 0) | |
815 | return -EINVAL; | |
816 | dbm = data->txpower.value; | |
817 | type = TX_POWER_FIXED; | |
818 | /* TODO: do regulatory check! */ | |
819 | } else { | |
820 | /* | |
821 | * Automatic power level setting, max being the value | |
822 | * passed in from userland. | |
823 | */ | |
824 | if (data->txpower.value < 0) { | |
825 | type = TX_POWER_AUTOMATIC; | |
826 | } else { | |
827 | dbm = data->txpower.value; | |
828 | type = TX_POWER_LIMITED; | |
829 | } | |
830 | } | |
831 | } else { | |
1f87f7d3 JB |
832 | rfkill_set_sw_state(rdev->rfkill, true); |
833 | schedule_work(&rdev->rfkill_sync); | |
834 | return 0; | |
7643a2c3 JB |
835 | } |
836 | ||
a419aef8 | 837 | return rdev->ops->set_tx_power(wdev->wiphy, type, dbm); |
7643a2c3 JB |
838 | } |
839 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower); | |
840 | ||
841 | int cfg80211_wext_giwtxpower(struct net_device *dev, | |
842 | struct iw_request_info *info, | |
843 | union iwreq_data *data, char *extra) | |
844 | { | |
845 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
846 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
847 | int err, val; | |
848 | ||
849 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
850 | return -EINVAL; | |
851 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
852 | return -EINVAL; | |
853 | ||
854 | if (!rdev->ops->get_tx_power) | |
855 | return -EOPNOTSUPP; | |
856 | ||
857 | err = rdev->ops->get_tx_power(wdev->wiphy, &val); | |
1f87f7d3 | 858 | if (err) |
7643a2c3 JB |
859 | return err; |
860 | ||
861 | /* well... oh well */ | |
862 | data->txpower.fixed = 1; | |
1f87f7d3 | 863 | data->txpower.disabled = rfkill_blocked(rdev->rfkill); |
7643a2c3 JB |
864 | data->txpower.value = val; |
865 | data->txpower.flags = IW_TXPOW_DBM; | |
866 | ||
867 | return 0; | |
868 | } | |
869 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwtxpower); | |
f2129354 JB |
870 | |
871 | static int cfg80211_set_auth_alg(struct wireless_dev *wdev, | |
872 | s32 auth_alg) | |
873 | { | |
874 | int nr_alg = 0; | |
875 | ||
876 | if (!auth_alg) | |
877 | return -EINVAL; | |
878 | ||
879 | if (auth_alg & ~(IW_AUTH_ALG_OPEN_SYSTEM | | |
880 | IW_AUTH_ALG_SHARED_KEY | | |
881 | IW_AUTH_ALG_LEAP)) | |
882 | return -EINVAL; | |
883 | ||
884 | if (auth_alg & IW_AUTH_ALG_OPEN_SYSTEM) { | |
885 | nr_alg++; | |
886 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
887 | } | |
888 | ||
889 | if (auth_alg & IW_AUTH_ALG_SHARED_KEY) { | |
890 | nr_alg++; | |
891 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_SHARED_KEY; | |
892 | } | |
893 | ||
894 | if (auth_alg & IW_AUTH_ALG_LEAP) { | |
895 | nr_alg++; | |
896 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_NETWORK_EAP; | |
897 | } | |
898 | ||
899 | if (nr_alg > 1) | |
900 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; | |
901 | ||
902 | return 0; | |
903 | } | |
904 | ||
905 | static int cfg80211_set_wpa_version(struct wireless_dev *wdev, u32 wpa_versions) | |
906 | { | |
907 | wdev->wext.connect.crypto.wpa_versions = 0; | |
908 | ||
909 | if (wpa_versions & ~(IW_AUTH_WPA_VERSION_WPA | | |
323d566e GS |
910 | IW_AUTH_WPA_VERSION_WPA2| |
911 | IW_AUTH_WPA_VERSION_DISABLED)) | |
f2129354 JB |
912 | return -EINVAL; |
913 | ||
323d566e GS |
914 | if ((wpa_versions & IW_AUTH_WPA_VERSION_DISABLED) && |
915 | (wpa_versions & (IW_AUTH_WPA_VERSION_WPA| | |
916 | IW_AUTH_WPA_VERSION_WPA2))) | |
917 | return -EINVAL; | |
918 | ||
919 | if (wpa_versions & IW_AUTH_WPA_VERSION_DISABLED) | |
920 | wdev->wext.connect.crypto.wpa_versions &= | |
921 | ~(NL80211_WPA_VERSION_1|NL80211_WPA_VERSION_2); | |
922 | ||
f2129354 JB |
923 | if (wpa_versions & IW_AUTH_WPA_VERSION_WPA) |
924 | wdev->wext.connect.crypto.wpa_versions |= | |
925 | NL80211_WPA_VERSION_1; | |
926 | ||
927 | if (wpa_versions & IW_AUTH_WPA_VERSION_WPA2) | |
928 | wdev->wext.connect.crypto.wpa_versions |= | |
929 | NL80211_WPA_VERSION_2; | |
930 | ||
931 | return 0; | |
932 | } | |
933 | ||
4f5dadce | 934 | static int cfg80211_set_cipher_group(struct wireless_dev *wdev, u32 cipher) |
f2129354 JB |
935 | { |
936 | wdev->wext.connect.crypto.cipher_group = 0; | |
937 | ||
938 | if (cipher & IW_AUTH_CIPHER_WEP40) | |
939 | wdev->wext.connect.crypto.cipher_group = | |
940 | WLAN_CIPHER_SUITE_WEP40; | |
941 | else if (cipher & IW_AUTH_CIPHER_WEP104) | |
942 | wdev->wext.connect.crypto.cipher_group = | |
943 | WLAN_CIPHER_SUITE_WEP104; | |
944 | else if (cipher & IW_AUTH_CIPHER_TKIP) | |
945 | wdev->wext.connect.crypto.cipher_group = | |
946 | WLAN_CIPHER_SUITE_TKIP; | |
947 | else if (cipher & IW_AUTH_CIPHER_CCMP) | |
948 | wdev->wext.connect.crypto.cipher_group = | |
949 | WLAN_CIPHER_SUITE_CCMP; | |
950 | else if (cipher & IW_AUTH_CIPHER_AES_CMAC) | |
951 | wdev->wext.connect.crypto.cipher_group = | |
952 | WLAN_CIPHER_SUITE_AES_CMAC; | |
953 | else | |
954 | return -EINVAL; | |
955 | ||
956 | return 0; | |
957 | } | |
958 | ||
4f5dadce | 959 | static int cfg80211_set_cipher_pairwise(struct wireless_dev *wdev, u32 cipher) |
f2129354 JB |
960 | { |
961 | int nr_ciphers = 0; | |
962 | u32 *ciphers_pairwise = wdev->wext.connect.crypto.ciphers_pairwise; | |
963 | ||
964 | if (cipher & IW_AUTH_CIPHER_WEP40) { | |
965 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP40; | |
966 | nr_ciphers++; | |
967 | } | |
968 | ||
969 | if (cipher & IW_AUTH_CIPHER_WEP104) { | |
970 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP104; | |
971 | nr_ciphers++; | |
972 | } | |
973 | ||
974 | if (cipher & IW_AUTH_CIPHER_TKIP) { | |
975 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_TKIP; | |
976 | nr_ciphers++; | |
977 | } | |
978 | ||
979 | if (cipher & IW_AUTH_CIPHER_CCMP) { | |
980 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_CCMP; | |
981 | nr_ciphers++; | |
982 | } | |
983 | ||
984 | if (cipher & IW_AUTH_CIPHER_AES_CMAC) { | |
985 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_AES_CMAC; | |
986 | nr_ciphers++; | |
987 | } | |
988 | ||
989 | BUILD_BUG_ON(NL80211_MAX_NR_CIPHER_SUITES < 5); | |
990 | ||
991 | wdev->wext.connect.crypto.n_ciphers_pairwise = nr_ciphers; | |
992 | ||
993 | return 0; | |
994 | } | |
995 | ||
996 | ||
4f5dadce | 997 | static int cfg80211_set_key_mgt(struct wireless_dev *wdev, u32 key_mgt) |
f2129354 JB |
998 | { |
999 | int nr_akm_suites = 0; | |
1000 | ||
1001 | if (key_mgt & ~(IW_AUTH_KEY_MGMT_802_1X | | |
1002 | IW_AUTH_KEY_MGMT_PSK)) | |
1003 | return -EINVAL; | |
1004 | ||
1005 | if (key_mgt & IW_AUTH_KEY_MGMT_802_1X) { | |
1006 | wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = | |
1007 | WLAN_AKM_SUITE_8021X; | |
1008 | nr_akm_suites++; | |
1009 | } | |
1010 | ||
1011 | if (key_mgt & IW_AUTH_KEY_MGMT_PSK) { | |
1012 | wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = | |
1013 | WLAN_AKM_SUITE_PSK; | |
1014 | nr_akm_suites++; | |
1015 | } | |
1016 | ||
1017 | wdev->wext.connect.crypto.n_akm_suites = nr_akm_suites; | |
1018 | ||
1019 | return 0; | |
1020 | } | |
1021 | ||
1022 | int cfg80211_wext_siwauth(struct net_device *dev, | |
1023 | struct iw_request_info *info, | |
1024 | struct iw_param *data, char *extra) | |
1025 | { | |
1026 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1027 | ||
1028 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
1029 | return -EOPNOTSUPP; | |
1030 | ||
1031 | switch (data->flags & IW_AUTH_INDEX) { | |
1032 | case IW_AUTH_PRIVACY_INVOKED: | |
1033 | wdev->wext.connect.privacy = data->value; | |
1034 | return 0; | |
1035 | case IW_AUTH_WPA_VERSION: | |
1036 | return cfg80211_set_wpa_version(wdev, data->value); | |
1037 | case IW_AUTH_CIPHER_GROUP: | |
1038 | return cfg80211_set_cipher_group(wdev, data->value); | |
1039 | case IW_AUTH_KEY_MGMT: | |
1040 | return cfg80211_set_key_mgt(wdev, data->value); | |
1041 | case IW_AUTH_CIPHER_PAIRWISE: | |
1042 | return cfg80211_set_cipher_pairwise(wdev, data->value); | |
1043 | case IW_AUTH_80211_AUTH_ALG: | |
1044 | return cfg80211_set_auth_alg(wdev, data->value); | |
1045 | case IW_AUTH_WPA_ENABLED: | |
1046 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
1047 | case IW_AUTH_DROP_UNENCRYPTED: | |
1048 | case IW_AUTH_MFP: | |
1049 | return 0; | |
1050 | default: | |
1051 | return -EOPNOTSUPP; | |
1052 | } | |
1053 | } | |
1054 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwauth); | |
1055 | ||
1056 | int cfg80211_wext_giwauth(struct net_device *dev, | |
1057 | struct iw_request_info *info, | |
1058 | struct iw_param *data, char *extra) | |
1059 | { | |
1060 | /* XXX: what do we need? */ | |
1061 | ||
1062 | return -EOPNOTSUPP; | |
1063 | } | |
1064 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth); | |
bc92afd9 JB |
1065 | |
1066 | int cfg80211_wext_siwpower(struct net_device *dev, | |
1067 | struct iw_request_info *info, | |
1068 | struct iw_param *wrq, char *extra) | |
1069 | { | |
1070 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1071 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1072 | bool ps = wdev->wext.ps; | |
1073 | int timeout = wdev->wext.ps_timeout; | |
1074 | int err; | |
1075 | ||
1076 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
1077 | return -EINVAL; | |
1078 | ||
1079 | if (!rdev->ops->set_power_mgmt) | |
1080 | return -EOPNOTSUPP; | |
1081 | ||
1082 | if (wrq->disabled) { | |
1083 | ps = false; | |
1084 | } else { | |
1085 | switch (wrq->flags & IW_POWER_MODE) { | |
1086 | case IW_POWER_ON: /* If not specified */ | |
1087 | case IW_POWER_MODE: /* If set all mask */ | |
1088 | case IW_POWER_ALL_R: /* If explicitely state all */ | |
1089 | ps = true; | |
1090 | break; | |
1091 | default: /* Otherwise we ignore */ | |
1092 | return -EINVAL; | |
1093 | } | |
1094 | ||
1095 | if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) | |
1096 | return -EINVAL; | |
1097 | ||
1098 | if (wrq->flags & IW_POWER_TIMEOUT) | |
1099 | timeout = wrq->value / 1000; | |
1100 | } | |
1101 | ||
1102 | err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, ps, timeout); | |
1103 | if (err) | |
1104 | return err; | |
1105 | ||
1106 | wdev->wext.ps = ps; | |
1107 | wdev->wext.ps_timeout = timeout; | |
1108 | ||
1109 | return 0; | |
1110 | ||
1111 | } | |
1112 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwpower); | |
1113 | ||
1114 | int cfg80211_wext_giwpower(struct net_device *dev, | |
1115 | struct iw_request_info *info, | |
1116 | struct iw_param *wrq, char *extra) | |
1117 | { | |
1118 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1119 | ||
1120 | wrq->disabled = !wdev->wext.ps; | |
1121 | ||
1122 | return 0; | |
1123 | } | |
1124 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwpower); | |
ab737a4f | 1125 | |
562e4822 JB |
1126 | static int cfg80211_wds_wext_siwap(struct net_device *dev, |
1127 | struct iw_request_info *info, | |
1128 | struct sockaddr *addr, char *extra) | |
ab737a4f JB |
1129 | { |
1130 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1131 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1132 | int err; | |
1133 | ||
1134 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) | |
1135 | return -EINVAL; | |
1136 | ||
1137 | if (addr->sa_family != ARPHRD_ETHER) | |
1138 | return -EINVAL; | |
1139 | ||
1140 | if (netif_running(dev)) | |
1141 | return -EBUSY; | |
1142 | ||
1143 | if (!rdev->ops->set_wds_peer) | |
1144 | return -EOPNOTSUPP; | |
1145 | ||
1146 | err = rdev->ops->set_wds_peer(wdev->wiphy, dev, (u8 *) &addr->sa_data); | |
1147 | if (err) | |
1148 | return err; | |
1149 | ||
1150 | memcpy(&wdev->wext.bssid, (u8 *) &addr->sa_data, ETH_ALEN); | |
1151 | ||
1152 | return 0; | |
1153 | } | |
ab737a4f | 1154 | |
562e4822 JB |
1155 | static int cfg80211_wds_wext_giwap(struct net_device *dev, |
1156 | struct iw_request_info *info, | |
1157 | struct sockaddr *addr, char *extra) | |
ab737a4f JB |
1158 | { |
1159 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1160 | ||
1161 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) | |
1162 | return -EINVAL; | |
1163 | ||
1164 | addr->sa_family = ARPHRD_ETHER; | |
1165 | memcpy(&addr->sa_data, wdev->wext.bssid, ETH_ALEN); | |
1166 | ||
1167 | return 0; | |
1168 | } | |
9930380f JB |
1169 | |
1170 | int cfg80211_wext_siwrate(struct net_device *dev, | |
1171 | struct iw_request_info *info, | |
1172 | struct iw_param *rate, char *extra) | |
1173 | { | |
1174 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1175 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1176 | struct cfg80211_bitrate_mask mask; | |
1177 | ||
1178 | if (!rdev->ops->set_bitrate_mask) | |
1179 | return -EOPNOTSUPP; | |
1180 | ||
1181 | mask.fixed = 0; | |
1182 | mask.maxrate = 0; | |
1183 | ||
1184 | if (rate->value < 0) { | |
1185 | /* nothing */ | |
1186 | } else if (rate->fixed) { | |
1187 | mask.fixed = rate->value / 1000; /* kbps */ | |
1188 | } else { | |
1189 | mask.maxrate = rate->value / 1000; /* kbps */ | |
1190 | } | |
1191 | ||
1192 | return rdev->ops->set_bitrate_mask(wdev->wiphy, dev, NULL, &mask); | |
1193 | } | |
1194 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwrate); | |
1195 | ||
1196 | int cfg80211_wext_giwrate(struct net_device *dev, | |
1197 | struct iw_request_info *info, | |
1198 | struct iw_param *rate, char *extra) | |
1199 | { | |
1200 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1201 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1202 | /* we are under RTNL - globally locked - so can use a static struct */ | |
1203 | static struct station_info sinfo; | |
a71d62db | 1204 | u8 addr[ETH_ALEN]; |
9930380f JB |
1205 | int err; |
1206 | ||
1207 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
1208 | return -EOPNOTSUPP; | |
1209 | ||
1210 | if (!rdev->ops->get_station) | |
1211 | return -EOPNOTSUPP; | |
1212 | ||
a71d62db JB |
1213 | err = 0; |
1214 | wdev_lock(wdev); | |
6c230c02 | 1215 | if (wdev->current_bss) |
a71d62db | 1216 | memcpy(addr, wdev->current_bss->pub.bssid, ETH_ALEN); |
6c230c02 | 1217 | else |
a71d62db JB |
1218 | err = -EOPNOTSUPP; |
1219 | wdev_unlock(wdev); | |
1220 | if (err) | |
1221 | return err; | |
9930380f JB |
1222 | |
1223 | err = rdev->ops->get_station(&rdev->wiphy, dev, addr, &sinfo); | |
1224 | if (err) | |
1225 | return err; | |
1226 | ||
1227 | if (!(sinfo.filled & STATION_INFO_TX_BITRATE)) | |
1228 | return -EOPNOTSUPP; | |
1229 | ||
1230 | rate->value = 0; | |
1231 | ||
1232 | if (!(sinfo.txrate.flags & RATE_INFO_FLAGS_MCS)) | |
1233 | rate->value = 100000 * sinfo.txrate.legacy; | |
1234 | ||
1235 | return 0; | |
1236 | } | |
1237 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrate); | |
8990646d JB |
1238 | |
1239 | /* Get wireless statistics. Called by /proc/net/wireless and by SIOCGIWSTATS */ | |
1240 | struct iw_statistics *cfg80211_wireless_stats(struct net_device *dev) | |
1241 | { | |
1242 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1243 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1244 | /* we are under RTNL - globally locked - so can use static structs */ | |
1245 | static struct iw_statistics wstats; | |
1246 | static struct station_info sinfo; | |
c56c5714 | 1247 | u8 bssid[ETH_ALEN]; |
8990646d JB |
1248 | |
1249 | if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_STATION) | |
1250 | return NULL; | |
1251 | ||
1252 | if (!rdev->ops->get_station) | |
1253 | return NULL; | |
1254 | ||
c56c5714 JB |
1255 | /* Grab BSSID of current BSS, if any */ |
1256 | wdev_lock(wdev); | |
1257 | if (!wdev->current_bss) { | |
1258 | wdev_unlock(wdev); | |
8990646d | 1259 | return NULL; |
c56c5714 JB |
1260 | } |
1261 | memcpy(bssid, wdev->current_bss->pub.bssid, ETH_ALEN); | |
1262 | wdev_unlock(wdev); | |
8990646d | 1263 | |
c56c5714 | 1264 | if (rdev->ops->get_station(&rdev->wiphy, dev, bssid, &sinfo)) |
8990646d JB |
1265 | return NULL; |
1266 | ||
1267 | memset(&wstats, 0, sizeof(wstats)); | |
1268 | ||
1269 | switch (rdev->wiphy.signal_type) { | |
1270 | case CFG80211_SIGNAL_TYPE_MBM: | |
1271 | if (sinfo.filled & STATION_INFO_SIGNAL) { | |
1272 | int sig = sinfo.signal; | |
1273 | wstats.qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
1274 | wstats.qual.updated |= IW_QUAL_QUAL_UPDATED; | |
1275 | wstats.qual.updated |= IW_QUAL_DBM; | |
1276 | wstats.qual.level = sig; | |
1277 | if (sig < -110) | |
1278 | sig = -110; | |
1279 | else if (sig > -40) | |
1280 | sig = -40; | |
1281 | wstats.qual.qual = sig + 110; | |
1282 | break; | |
1283 | } | |
1284 | case CFG80211_SIGNAL_TYPE_UNSPEC: | |
1285 | if (sinfo.filled & STATION_INFO_SIGNAL) { | |
1286 | wstats.qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
1287 | wstats.qual.updated |= IW_QUAL_QUAL_UPDATED; | |
1288 | wstats.qual.level = sinfo.signal; | |
1289 | wstats.qual.qual = sinfo.signal; | |
1290 | break; | |
1291 | } | |
1292 | default: | |
1293 | wstats.qual.updated |= IW_QUAL_LEVEL_INVALID; | |
1294 | wstats.qual.updated |= IW_QUAL_QUAL_INVALID; | |
1295 | } | |
1296 | ||
1297 | wstats.qual.updated |= IW_QUAL_NOISE_INVALID; | |
1298 | ||
1299 | return &wstats; | |
1300 | } | |
1301 | EXPORT_SYMBOL_GPL(cfg80211_wireless_stats); | |
562e4822 JB |
1302 | |
1303 | int cfg80211_wext_siwap(struct net_device *dev, | |
1304 | struct iw_request_info *info, | |
1305 | struct sockaddr *ap_addr, char *extra) | |
1306 | { | |
1307 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1308 | ||
1309 | switch (wdev->iftype) { | |
1310 | case NL80211_IFTYPE_ADHOC: | |
1311 | return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra); | |
1312 | case NL80211_IFTYPE_STATION: | |
1313 | return cfg80211_mgd_wext_siwap(dev, info, ap_addr, extra); | |
1314 | case NL80211_IFTYPE_WDS: | |
1315 | return cfg80211_wds_wext_siwap(dev, info, ap_addr, extra); | |
1316 | default: | |
1317 | return -EOPNOTSUPP; | |
1318 | } | |
1319 | } | |
1320 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwap); | |
1321 | ||
1322 | int cfg80211_wext_giwap(struct net_device *dev, | |
1323 | struct iw_request_info *info, | |
1324 | struct sockaddr *ap_addr, char *extra) | |
1325 | { | |
1326 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1327 | ||
1328 | switch (wdev->iftype) { | |
1329 | case NL80211_IFTYPE_ADHOC: | |
1330 | return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra); | |
1331 | case NL80211_IFTYPE_STATION: | |
1332 | return cfg80211_mgd_wext_giwap(dev, info, ap_addr, extra); | |
1333 | case NL80211_IFTYPE_WDS: | |
1334 | return cfg80211_wds_wext_giwap(dev, info, ap_addr, extra); | |
1335 | default: | |
1336 | return -EOPNOTSUPP; | |
1337 | } | |
1338 | } | |
1339 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwap); | |
1f9298f9 JB |
1340 | |
1341 | int cfg80211_wext_siwessid(struct net_device *dev, | |
1342 | struct iw_request_info *info, | |
1343 | struct iw_point *data, char *ssid) | |
1344 | { | |
1345 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1346 | ||
1347 | switch (wdev->iftype) { | |
1348 | case NL80211_IFTYPE_ADHOC: | |
1349 | return cfg80211_ibss_wext_siwessid(dev, info, data, ssid); | |
1350 | case NL80211_IFTYPE_STATION: | |
1351 | return cfg80211_mgd_wext_siwessid(dev, info, data, ssid); | |
1352 | default: | |
1353 | return -EOPNOTSUPP; | |
1354 | } | |
1355 | } | |
1356 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwessid); | |
1357 | ||
1358 | int cfg80211_wext_giwessid(struct net_device *dev, | |
1359 | struct iw_request_info *info, | |
1360 | struct iw_point *data, char *ssid) | |
1361 | { | |
1362 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1363 | ||
1364 | switch (wdev->iftype) { | |
1365 | case NL80211_IFTYPE_ADHOC: | |
1366 | return cfg80211_ibss_wext_giwessid(dev, info, data, ssid); | |
1367 | case NL80211_IFTYPE_STATION: | |
1368 | return cfg80211_mgd_wext_giwessid(dev, info, data, ssid); | |
1369 | default: | |
1370 | return -EOPNOTSUPP; | |
1371 | } | |
1372 | } | |
1373 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwessid); | |
a9a11622 JB |
1374 | |
1375 | static const iw_handler cfg80211_handlers[] = { | |
1376 | [IW_IOCTL_IDX(SIOCGIWNAME)] = (iw_handler) cfg80211_wext_giwname, | |
1377 | [IW_IOCTL_IDX(SIOCSIWFREQ)] = (iw_handler) cfg80211_wext_siwfreq, | |
1378 | [IW_IOCTL_IDX(SIOCGIWFREQ)] = (iw_handler) cfg80211_wext_giwfreq, | |
1379 | [IW_IOCTL_IDX(SIOCSIWMODE)] = (iw_handler) cfg80211_wext_siwmode, | |
1380 | [IW_IOCTL_IDX(SIOCGIWMODE)] = (iw_handler) cfg80211_wext_giwmode, | |
1381 | [IW_IOCTL_IDX(SIOCGIWRANGE)] = (iw_handler) cfg80211_wext_giwrange, | |
1382 | [IW_IOCTL_IDX(SIOCSIWAP)] = (iw_handler) cfg80211_wext_siwap, | |
1383 | [IW_IOCTL_IDX(SIOCGIWAP)] = (iw_handler) cfg80211_wext_giwap, | |
1384 | [IW_IOCTL_IDX(SIOCSIWMLME)] = (iw_handler) cfg80211_wext_siwmlme, | |
1385 | [IW_IOCTL_IDX(SIOCSIWSCAN)] = (iw_handler) cfg80211_wext_siwscan, | |
1386 | [IW_IOCTL_IDX(SIOCGIWSCAN)] = (iw_handler) cfg80211_wext_giwscan, | |
1387 | [IW_IOCTL_IDX(SIOCSIWESSID)] = (iw_handler) cfg80211_wext_siwessid, | |
1388 | [IW_IOCTL_IDX(SIOCGIWESSID)] = (iw_handler) cfg80211_wext_giwessid, | |
1389 | [IW_IOCTL_IDX(SIOCSIWRATE)] = (iw_handler) cfg80211_wext_siwrate, | |
1390 | [IW_IOCTL_IDX(SIOCGIWRATE)] = (iw_handler) cfg80211_wext_giwrate, | |
1391 | [IW_IOCTL_IDX(SIOCSIWRTS)] = (iw_handler) cfg80211_wext_siwrts, | |
1392 | [IW_IOCTL_IDX(SIOCGIWRTS)] = (iw_handler) cfg80211_wext_giwrts, | |
1393 | [IW_IOCTL_IDX(SIOCSIWFRAG)] = (iw_handler) cfg80211_wext_siwfrag, | |
1394 | [IW_IOCTL_IDX(SIOCGIWFRAG)] = (iw_handler) cfg80211_wext_giwfrag, | |
1395 | [IW_IOCTL_IDX(SIOCSIWTXPOW)] = (iw_handler) cfg80211_wext_siwtxpower, | |
1396 | [IW_IOCTL_IDX(SIOCGIWTXPOW)] = (iw_handler) cfg80211_wext_giwtxpower, | |
1397 | [IW_IOCTL_IDX(SIOCSIWRETRY)] = (iw_handler) cfg80211_wext_siwretry, | |
1398 | [IW_IOCTL_IDX(SIOCGIWRETRY)] = (iw_handler) cfg80211_wext_giwretry, | |
1399 | [IW_IOCTL_IDX(SIOCSIWENCODE)] = (iw_handler) cfg80211_wext_siwencode, | |
1400 | [IW_IOCTL_IDX(SIOCGIWENCODE)] = (iw_handler) cfg80211_wext_giwencode, | |
1401 | [IW_IOCTL_IDX(SIOCSIWPOWER)] = (iw_handler) cfg80211_wext_siwpower, | |
1402 | [IW_IOCTL_IDX(SIOCGIWPOWER)] = (iw_handler) cfg80211_wext_giwpower, | |
1403 | [IW_IOCTL_IDX(SIOCSIWGENIE)] = (iw_handler) cfg80211_wext_siwgenie, | |
1404 | [IW_IOCTL_IDX(SIOCSIWAUTH)] = (iw_handler) cfg80211_wext_siwauth, | |
1405 | [IW_IOCTL_IDX(SIOCGIWAUTH)] = (iw_handler) cfg80211_wext_giwauth, | |
1406 | [IW_IOCTL_IDX(SIOCSIWENCODEEXT)]= (iw_handler) cfg80211_wext_siwencodeext, | |
1407 | }; | |
1408 | ||
1409 | const struct iw_handler_def cfg80211_wext_handler = { | |
1410 | .num_standard = ARRAY_SIZE(cfg80211_handlers), | |
1411 | .standard = cfg80211_handlers, | |
1412 | .get_wireless_stats = cfg80211_wireless_stats, | |
1413 | }; |