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 JB |
16 | #include <net/cfg80211.h> |
17 | #include "core.h" | |
18 | ||
19 | int cfg80211_wext_giwname(struct net_device *dev, | |
20 | struct iw_request_info *info, | |
21 | char *name, char *extra) | |
22 | { | |
23 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
24 | struct ieee80211_supported_band *sband; | |
25 | bool is_ht = false, is_a = false, is_b = false, is_g = false; | |
26 | ||
27 | if (!wdev) | |
28 | return -EOPNOTSUPP; | |
29 | ||
30 | sband = wdev->wiphy->bands[IEEE80211_BAND_5GHZ]; | |
31 | if (sband) { | |
32 | is_a = true; | |
33 | is_ht |= sband->ht_cap.ht_supported; | |
34 | } | |
35 | ||
36 | sband = wdev->wiphy->bands[IEEE80211_BAND_2GHZ]; | |
37 | if (sband) { | |
38 | int i; | |
39 | /* Check for mandatory rates */ | |
40 | for (i = 0; i < sband->n_bitrates; i++) { | |
41 | if (sband->bitrates[i].bitrate == 10) | |
42 | is_b = true; | |
43 | if (sband->bitrates[i].bitrate == 60) | |
44 | is_g = true; | |
45 | } | |
46 | is_ht |= sband->ht_cap.ht_supported; | |
47 | } | |
48 | ||
49 | strcpy(name, "IEEE 802.11"); | |
50 | if (is_a) | |
51 | strcat(name, "a"); | |
52 | if (is_b) | |
53 | strcat(name, "b"); | |
54 | if (is_g) | |
55 | strcat(name, "g"); | |
56 | if (is_ht) | |
57 | strcat(name, "n"); | |
58 | ||
59 | return 0; | |
60 | } | |
ba44cb72 | 61 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwname); |
e60c7744 JB |
62 | |
63 | int cfg80211_wext_siwmode(struct net_device *dev, struct iw_request_info *info, | |
64 | u32 *mode, char *extra) | |
65 | { | |
66 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
67 | struct cfg80211_registered_device *rdev; | |
68 | struct vif_params vifparams; | |
69 | enum nl80211_iftype type; | |
ac7f9cfa | 70 | int ret; |
e60c7744 JB |
71 | |
72 | if (!wdev) | |
73 | return -EOPNOTSUPP; | |
74 | ||
75 | rdev = wiphy_to_dev(wdev->wiphy); | |
76 | ||
77 | if (!rdev->ops->change_virtual_intf) | |
78 | return -EOPNOTSUPP; | |
79 | ||
80 | /* don't support changing VLANs, you just re-create them */ | |
81 | if (wdev->iftype == NL80211_IFTYPE_AP_VLAN) | |
82 | return -EOPNOTSUPP; | |
83 | ||
84 | switch (*mode) { | |
85 | case IW_MODE_INFRA: | |
86 | type = NL80211_IFTYPE_STATION; | |
87 | break; | |
88 | case IW_MODE_ADHOC: | |
89 | type = NL80211_IFTYPE_ADHOC; | |
90 | break; | |
91 | case IW_MODE_REPEAT: | |
92 | type = NL80211_IFTYPE_WDS; | |
93 | break; | |
94 | case IW_MODE_MONITOR: | |
95 | type = NL80211_IFTYPE_MONITOR; | |
96 | break; | |
97 | default: | |
98 | return -EINVAL; | |
99 | } | |
100 | ||
ac7f9cfa JB |
101 | if (type == wdev->iftype) |
102 | return 0; | |
103 | ||
e60c7744 JB |
104 | memset(&vifparams, 0, sizeof(vifparams)); |
105 | ||
e36d56b6 | 106 | ret = rdev->ops->change_virtual_intf(wdev->wiphy, dev, type, |
ac7f9cfa JB |
107 | NULL, &vifparams); |
108 | WARN_ON(!ret && wdev->iftype != type); | |
109 | ||
110 | return ret; | |
e60c7744 | 111 | } |
ba44cb72 | 112 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwmode); |
e60c7744 JB |
113 | |
114 | int cfg80211_wext_giwmode(struct net_device *dev, struct iw_request_info *info, | |
115 | u32 *mode, char *extra) | |
116 | { | |
117 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
118 | ||
119 | if (!wdev) | |
120 | return -EOPNOTSUPP; | |
121 | ||
122 | switch (wdev->iftype) { | |
123 | case NL80211_IFTYPE_AP: | |
124 | *mode = IW_MODE_MASTER; | |
125 | break; | |
126 | case NL80211_IFTYPE_STATION: | |
127 | *mode = IW_MODE_INFRA; | |
128 | break; | |
129 | case NL80211_IFTYPE_ADHOC: | |
130 | *mode = IW_MODE_ADHOC; | |
131 | break; | |
132 | case NL80211_IFTYPE_MONITOR: | |
133 | *mode = IW_MODE_MONITOR; | |
134 | break; | |
135 | case NL80211_IFTYPE_WDS: | |
136 | *mode = IW_MODE_REPEAT; | |
137 | break; | |
138 | case NL80211_IFTYPE_AP_VLAN: | |
139 | *mode = IW_MODE_SECOND; /* FIXME */ | |
140 | break; | |
141 | default: | |
142 | *mode = IW_MODE_AUTO; | |
143 | break; | |
144 | } | |
145 | return 0; | |
146 | } | |
ba44cb72 | 147 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwmode); |
4aa188e1 JB |
148 | |
149 | ||
150 | int cfg80211_wext_giwrange(struct net_device *dev, | |
151 | struct iw_request_info *info, | |
152 | struct iw_point *data, char *extra) | |
153 | { | |
154 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
155 | struct iw_range *range = (struct iw_range *) extra; | |
156 | enum ieee80211_band band; | |
157 | int c = 0; | |
158 | ||
159 | if (!wdev) | |
160 | return -EOPNOTSUPP; | |
161 | ||
162 | data->length = sizeof(struct iw_range); | |
163 | memset(range, 0, sizeof(struct iw_range)); | |
164 | ||
165 | range->we_version_compiled = WIRELESS_EXT; | |
166 | range->we_version_source = 21; | |
167 | range->retry_capa = IW_RETRY_LIMIT; | |
168 | range->retry_flags = IW_RETRY_LIMIT; | |
169 | range->min_retry = 0; | |
170 | range->max_retry = 255; | |
171 | range->min_rts = 0; | |
172 | range->max_rts = 2347; | |
173 | range->min_frag = 256; | |
174 | range->max_frag = 2346; | |
175 | ||
4aa188e1 JB |
176 | range->max_encoding_tokens = 4; |
177 | ||
178 | range->max_qual.updated = IW_QUAL_NOISE_INVALID; | |
179 | ||
180 | switch (wdev->wiphy->signal_type) { | |
181 | case CFG80211_SIGNAL_TYPE_NONE: | |
182 | break; | |
183 | case CFG80211_SIGNAL_TYPE_MBM: | |
184 | range->max_qual.level = -110; | |
185 | range->max_qual.qual = 70; | |
186 | range->avg_qual.qual = 35; | |
187 | range->max_qual.updated |= IW_QUAL_DBM; | |
188 | range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; | |
189 | range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
190 | break; | |
191 | case CFG80211_SIGNAL_TYPE_UNSPEC: | |
192 | range->max_qual.level = 100; | |
193 | range->max_qual.qual = 100; | |
194 | range->avg_qual.qual = 50; | |
195 | range->max_qual.updated |= IW_QUAL_QUAL_UPDATED; | |
196 | range->max_qual.updated |= IW_QUAL_LEVEL_UPDATED; | |
197 | break; | |
198 | } | |
199 | ||
200 | range->avg_qual.level = range->max_qual.level / 2; | |
201 | range->avg_qual.noise = range->max_qual.noise / 2; | |
202 | range->avg_qual.updated = range->max_qual.updated; | |
203 | ||
3daf0975 DK |
204 | for (c = 0; c < wdev->wiphy->n_cipher_suites; c++) { |
205 | switch (wdev->wiphy->cipher_suites[c]) { | |
206 | case WLAN_CIPHER_SUITE_TKIP: | |
27bea66c DK |
207 | range->enc_capa |= (IW_ENC_CAPA_CIPHER_TKIP | |
208 | IW_ENC_CAPA_WPA); | |
3daf0975 DK |
209 | break; |
210 | ||
211 | case WLAN_CIPHER_SUITE_CCMP: | |
27bea66c DK |
212 | range->enc_capa |= (IW_ENC_CAPA_CIPHER_CCMP | |
213 | IW_ENC_CAPA_WPA2); | |
3daf0975 | 214 | break; |
2ab658f9 DK |
215 | |
216 | case WLAN_CIPHER_SUITE_WEP40: | |
217 | range->encoding_size[range->num_encoding_sizes++] = | |
218 | WLAN_KEY_LEN_WEP40; | |
219 | break; | |
220 | ||
221 | case WLAN_CIPHER_SUITE_WEP104: | |
222 | range->encoding_size[range->num_encoding_sizes++] = | |
223 | WLAN_KEY_LEN_WEP104; | |
224 | break; | |
3daf0975 DK |
225 | } |
226 | } | |
4aa188e1 | 227 | |
4aa188e1 JB |
228 | for (band = 0; band < IEEE80211_NUM_BANDS; band ++) { |
229 | int i; | |
230 | struct ieee80211_supported_band *sband; | |
231 | ||
232 | sband = wdev->wiphy->bands[band]; | |
233 | ||
234 | if (!sband) | |
235 | continue; | |
236 | ||
237 | for (i = 0; i < sband->n_channels && c < IW_MAX_FREQUENCIES; i++) { | |
238 | struct ieee80211_channel *chan = &sband->channels[i]; | |
239 | ||
240 | if (!(chan->flags & IEEE80211_CHAN_DISABLED)) { | |
241 | range->freq[c].i = | |
242 | ieee80211_frequency_to_channel( | |
243 | chan->center_freq); | |
244 | range->freq[c].m = chan->center_freq; | |
245 | range->freq[c].e = 6; | |
246 | c++; | |
247 | } | |
248 | } | |
249 | } | |
250 | range->num_channels = c; | |
251 | range->num_frequency = c; | |
252 | ||
253 | IW_EVENT_CAPA_SET_KERNEL(range->event_capa); | |
254 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWAP); | |
255 | IW_EVENT_CAPA_SET(range->event_capa, SIOCGIWSCAN); | |
256 | ||
51cd4aab DK |
257 | if (wdev->wiphy->max_scan_ssids > 0) |
258 | range->scan_capa |= IW_SCAN_CAPA_ESSID; | |
4aa188e1 JB |
259 | |
260 | return 0; | |
261 | } | |
ba44cb72 | 262 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrange); |
691597cb | 263 | |
04a773ad JB |
264 | |
265 | /** | |
266 | * cfg80211_wext_freq - get wext frequency for non-"auto" | |
267 | * @wiphy: the wiphy | |
268 | * @freq: the wext freq encoding | |
269 | * | |
270 | * Returns a channel, %NULL for auto, or an ERR_PTR for errors! | |
271 | */ | |
272 | struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy, | |
273 | struct iw_freq *freq) | |
274 | { | |
0b258582 JB |
275 | struct ieee80211_channel *chan; |
276 | int f; | |
277 | ||
278 | /* | |
279 | * Parse frequency - return NULL for auto and | |
280 | * -EINVAL for impossible things. | |
281 | */ | |
04a773ad JB |
282 | if (freq->e == 0) { |
283 | if (freq->m < 0) | |
284 | return NULL; | |
0b258582 | 285 | f = ieee80211_channel_to_frequency(freq->m); |
04a773ad JB |
286 | } else { |
287 | int i, div = 1000000; | |
288 | for (i = 0; i < freq->e; i++) | |
289 | div /= 10; | |
0b258582 | 290 | if (div <= 0) |
04a773ad | 291 | return ERR_PTR(-EINVAL); |
0b258582 | 292 | f = freq->m / div; |
04a773ad JB |
293 | } |
294 | ||
0b258582 JB |
295 | /* |
296 | * Look up channel struct and return -EINVAL when | |
297 | * it cannot be found. | |
298 | */ | |
299 | chan = ieee80211_get_channel(wiphy, f); | |
300 | if (!chan) | |
301 | return ERR_PTR(-EINVAL); | |
302 | return chan; | |
04a773ad | 303 | } |
ba44cb72 | 304 | EXPORT_SYMBOL_GPL(cfg80211_wext_freq); |
b9a5f8ca JM |
305 | |
306 | int cfg80211_wext_siwrts(struct net_device *dev, | |
307 | struct iw_request_info *info, | |
308 | struct iw_param *rts, char *extra) | |
309 | { | |
310 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
311 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
312 | u32 orts = wdev->wiphy->rts_threshold; | |
313 | int err; | |
314 | ||
315 | if (rts->disabled || !rts->fixed) | |
316 | wdev->wiphy->rts_threshold = (u32) -1; | |
317 | else if (rts->value < 0) | |
318 | return -EINVAL; | |
319 | else | |
320 | wdev->wiphy->rts_threshold = rts->value; | |
321 | ||
322 | err = rdev->ops->set_wiphy_params(wdev->wiphy, | |
323 | WIPHY_PARAM_RTS_THRESHOLD); | |
324 | if (err) | |
325 | wdev->wiphy->rts_threshold = orts; | |
326 | ||
327 | return err; | |
328 | } | |
ba44cb72 | 329 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwrts); |
b9a5f8ca JM |
330 | |
331 | int cfg80211_wext_giwrts(struct net_device *dev, | |
332 | struct iw_request_info *info, | |
333 | struct iw_param *rts, char *extra) | |
334 | { | |
335 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
336 | ||
337 | rts->value = wdev->wiphy->rts_threshold; | |
338 | rts->disabled = rts->value == (u32) -1; | |
339 | rts->fixed = 1; | |
340 | ||
341 | return 0; | |
342 | } | |
ba44cb72 | 343 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrts); |
b9a5f8ca JM |
344 | |
345 | int cfg80211_wext_siwfrag(struct net_device *dev, | |
346 | struct iw_request_info *info, | |
347 | struct iw_param *frag, char *extra) | |
348 | { | |
349 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
350 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
351 | u32 ofrag = wdev->wiphy->frag_threshold; | |
352 | int err; | |
353 | ||
354 | if (frag->disabled || !frag->fixed) | |
355 | wdev->wiphy->frag_threshold = (u32) -1; | |
356 | else if (frag->value < 256) | |
357 | return -EINVAL; | |
358 | else { | |
359 | /* Fragment length must be even, so strip LSB. */ | |
360 | wdev->wiphy->frag_threshold = frag->value & ~0x1; | |
361 | } | |
362 | ||
363 | err = rdev->ops->set_wiphy_params(wdev->wiphy, | |
364 | WIPHY_PARAM_FRAG_THRESHOLD); | |
365 | if (err) | |
366 | wdev->wiphy->frag_threshold = ofrag; | |
367 | ||
368 | return err; | |
369 | } | |
ba44cb72 | 370 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwfrag); |
b9a5f8ca JM |
371 | |
372 | int cfg80211_wext_giwfrag(struct net_device *dev, | |
373 | struct iw_request_info *info, | |
374 | struct iw_param *frag, char *extra) | |
375 | { | |
376 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
377 | ||
378 | frag->value = wdev->wiphy->frag_threshold; | |
379 | frag->disabled = frag->value == (u32) -1; | |
380 | frag->fixed = 1; | |
381 | ||
382 | return 0; | |
383 | } | |
ba44cb72 | 384 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwfrag); |
b9a5f8ca JM |
385 | |
386 | int cfg80211_wext_siwretry(struct net_device *dev, | |
387 | struct iw_request_info *info, | |
388 | struct iw_param *retry, char *extra) | |
389 | { | |
390 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
391 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
392 | u32 changed = 0; | |
393 | u8 olong = wdev->wiphy->retry_long; | |
394 | u8 oshort = wdev->wiphy->retry_short; | |
395 | int err; | |
396 | ||
397 | if (retry->disabled || | |
398 | (retry->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) | |
399 | return -EINVAL; | |
400 | ||
401 | if (retry->flags & IW_RETRY_LONG) { | |
402 | wdev->wiphy->retry_long = retry->value; | |
403 | changed |= WIPHY_PARAM_RETRY_LONG; | |
404 | } else if (retry->flags & IW_RETRY_SHORT) { | |
405 | wdev->wiphy->retry_short = retry->value; | |
406 | changed |= WIPHY_PARAM_RETRY_SHORT; | |
407 | } else { | |
408 | wdev->wiphy->retry_short = retry->value; | |
409 | wdev->wiphy->retry_long = retry->value; | |
410 | changed |= WIPHY_PARAM_RETRY_LONG; | |
411 | changed |= WIPHY_PARAM_RETRY_SHORT; | |
412 | } | |
413 | ||
414 | if (!changed) | |
415 | return 0; | |
416 | ||
417 | err = rdev->ops->set_wiphy_params(wdev->wiphy, changed); | |
418 | if (err) { | |
419 | wdev->wiphy->retry_short = oshort; | |
420 | wdev->wiphy->retry_long = olong; | |
421 | } | |
422 | ||
423 | return err; | |
424 | } | |
ba44cb72 | 425 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwretry); |
b9a5f8ca JM |
426 | |
427 | int cfg80211_wext_giwretry(struct net_device *dev, | |
428 | struct iw_request_info *info, | |
429 | struct iw_param *retry, char *extra) | |
430 | { | |
431 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
432 | ||
433 | retry->disabled = 0; | |
434 | ||
435 | if (retry->flags == 0 || (retry->flags & IW_RETRY_SHORT)) { | |
436 | /* | |
437 | * First return short value, iwconfig will ask long value | |
438 | * later if needed | |
439 | */ | |
440 | retry->flags |= IW_RETRY_LIMIT; | |
441 | retry->value = wdev->wiphy->retry_short; | |
442 | if (wdev->wiphy->retry_long != wdev->wiphy->retry_short) | |
443 | retry->flags |= IW_RETRY_LONG; | |
444 | ||
445 | return 0; | |
446 | } | |
447 | ||
448 | if (retry->flags & IW_RETRY_LONG) { | |
449 | retry->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; | |
450 | retry->value = wdev->wiphy->retry_long; | |
451 | } | |
452 | ||
453 | return 0; | |
454 | } | |
ba44cb72 | 455 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwretry); |
08645126 JB |
456 | |
457 | static int cfg80211_set_encryption(struct cfg80211_registered_device *rdev, | |
458 | struct net_device *dev, const u8 *addr, | |
459 | bool remove, bool tx_key, int idx, | |
460 | struct key_params *params) | |
461 | { | |
462 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
463 | int err; | |
464 | ||
465 | if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { | |
466 | if (!rdev->ops->set_default_mgmt_key) | |
467 | return -EOPNOTSUPP; | |
468 | ||
469 | if (idx < 4 || idx > 5) | |
470 | return -EINVAL; | |
471 | } else if (idx < 0 || idx > 3) | |
472 | return -EINVAL; | |
473 | ||
474 | if (remove) { | |
475 | err = rdev->ops->del_key(&rdev->wiphy, dev, idx, addr); | |
476 | if (!err) { | |
477 | if (idx == wdev->wext.default_key) | |
478 | wdev->wext.default_key = -1; | |
479 | else if (idx == wdev->wext.default_mgmt_key) | |
480 | wdev->wext.default_mgmt_key = -1; | |
481 | } | |
e3da574a JB |
482 | /* |
483 | * Applications using wireless extensions expect to be | |
484 | * able to delete keys that don't exist, so allow that. | |
485 | */ | |
486 | if (err == -ENOENT) | |
487 | return 0; | |
488 | ||
08645126 JB |
489 | return err; |
490 | } else { | |
491 | if (addr) | |
492 | tx_key = false; | |
493 | ||
494 | if (cfg80211_validate_key_settings(params, idx, addr)) | |
495 | return -EINVAL; | |
496 | ||
497 | err = rdev->ops->add_key(&rdev->wiphy, dev, idx, addr, params); | |
498 | if (err) | |
499 | return err; | |
500 | ||
501 | if (tx_key || (!addr && wdev->wext.default_key == -1)) { | |
502 | err = rdev->ops->set_default_key(&rdev->wiphy, | |
503 | dev, idx); | |
504 | if (!err) | |
505 | wdev->wext.default_key = idx; | |
506 | return err; | |
507 | } | |
508 | ||
509 | if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && | |
510 | (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { | |
511 | err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, | |
512 | dev, idx); | |
513 | if (!err) | |
514 | wdev->wext.default_mgmt_key = idx; | |
515 | return err; | |
516 | } | |
517 | ||
518 | return 0; | |
519 | } | |
520 | } | |
521 | ||
522 | int cfg80211_wext_siwencode(struct net_device *dev, | |
523 | struct iw_request_info *info, | |
524 | struct iw_point *erq, char *keybuf) | |
525 | { | |
526 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
527 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
528 | int idx, err; | |
529 | bool remove = false; | |
530 | struct key_params params; | |
531 | ||
532 | /* no use -- only MFP (set_default_mgmt_key) is optional */ | |
533 | if (!rdev->ops->del_key || | |
534 | !rdev->ops->add_key || | |
535 | !rdev->ops->set_default_key) | |
536 | return -EOPNOTSUPP; | |
537 | ||
538 | idx = erq->flags & IW_ENCODE_INDEX; | |
539 | if (idx == 0) { | |
540 | idx = wdev->wext.default_key; | |
541 | if (idx < 0) | |
542 | idx = 0; | |
543 | } else if (idx < 1 || idx > 4) | |
544 | return -EINVAL; | |
545 | else | |
546 | idx--; | |
547 | ||
548 | if (erq->flags & IW_ENCODE_DISABLED) | |
549 | remove = true; | |
550 | else if (erq->length == 0) { | |
551 | /* No key data - just set the default TX key index */ | |
552 | err = rdev->ops->set_default_key(&rdev->wiphy, dev, idx); | |
553 | if (!err) | |
554 | wdev->wext.default_key = idx; | |
555 | return err; | |
556 | } | |
557 | ||
558 | memset(¶ms, 0, sizeof(params)); | |
559 | params.key = keybuf; | |
560 | params.key_len = erq->length; | |
561 | if (erq->length == 5) | |
562 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
563 | else if (erq->length == 13) | |
564 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
565 | else if (!remove) | |
566 | return -EINVAL; | |
567 | ||
568 | return cfg80211_set_encryption(rdev, dev, NULL, remove, | |
569 | wdev->wext.default_key == -1, | |
570 | idx, ¶ms); | |
571 | } | |
572 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwencode); | |
573 | ||
574 | int cfg80211_wext_siwencodeext(struct net_device *dev, | |
575 | struct iw_request_info *info, | |
576 | struct iw_point *erq, char *extra) | |
577 | { | |
578 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
579 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
580 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
581 | const u8 *addr; | |
582 | int idx; | |
583 | bool remove = false; | |
584 | struct key_params params; | |
585 | u32 cipher; | |
586 | ||
587 | /* no use -- only MFP (set_default_mgmt_key) is optional */ | |
588 | if (!rdev->ops->del_key || | |
589 | !rdev->ops->add_key || | |
590 | !rdev->ops->set_default_key) | |
591 | return -EOPNOTSUPP; | |
592 | ||
593 | switch (ext->alg) { | |
594 | case IW_ENCODE_ALG_NONE: | |
595 | remove = true; | |
596 | cipher = 0; | |
597 | break; | |
598 | case IW_ENCODE_ALG_WEP: | |
599 | if (ext->key_len == 5) | |
600 | cipher = WLAN_CIPHER_SUITE_WEP40; | |
601 | else if (ext->key_len == 13) | |
602 | cipher = WLAN_CIPHER_SUITE_WEP104; | |
603 | else | |
604 | return -EINVAL; | |
605 | break; | |
606 | case IW_ENCODE_ALG_TKIP: | |
607 | cipher = WLAN_CIPHER_SUITE_TKIP; | |
608 | break; | |
609 | case IW_ENCODE_ALG_CCMP: | |
610 | cipher = WLAN_CIPHER_SUITE_CCMP; | |
611 | break; | |
612 | case IW_ENCODE_ALG_AES_CMAC: | |
613 | cipher = WLAN_CIPHER_SUITE_AES_CMAC; | |
614 | break; | |
615 | default: | |
616 | return -EOPNOTSUPP; | |
617 | } | |
618 | ||
619 | if (erq->flags & IW_ENCODE_DISABLED) | |
620 | remove = true; | |
621 | ||
622 | idx = erq->flags & IW_ENCODE_INDEX; | |
623 | if (cipher == WLAN_CIPHER_SUITE_AES_CMAC) { | |
624 | if (idx < 4 || idx > 5) { | |
625 | idx = wdev->wext.default_mgmt_key; | |
626 | if (idx < 0) | |
627 | return -EINVAL; | |
628 | } else | |
629 | idx--; | |
630 | } else { | |
631 | if (idx < 1 || idx > 4) { | |
632 | idx = wdev->wext.default_key; | |
633 | if (idx < 0) | |
634 | return -EINVAL; | |
635 | } else | |
636 | idx--; | |
637 | } | |
638 | ||
639 | addr = ext->addr.sa_data; | |
640 | if (is_broadcast_ether_addr(addr)) | |
641 | addr = NULL; | |
642 | ||
643 | memset(¶ms, 0, sizeof(params)); | |
644 | params.key = ext->key; | |
645 | params.key_len = ext->key_len; | |
646 | params.cipher = cipher; | |
647 | ||
faa8fdc8 JM |
648 | if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { |
649 | params.seq = ext->rx_seq; | |
650 | params.seq_len = 6; | |
651 | } | |
652 | ||
08645126 JB |
653 | return cfg80211_set_encryption( |
654 | rdev, dev, addr, remove, | |
655 | ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY, | |
656 | idx, ¶ms); | |
657 | } | |
658 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwencodeext); | |
659 | ||
660 | struct giwencode_cookie { | |
661 | size_t buflen; | |
662 | char *keybuf; | |
663 | }; | |
664 | ||
665 | static void giwencode_get_key_cb(void *cookie, struct key_params *params) | |
666 | { | |
667 | struct giwencode_cookie *data = cookie; | |
668 | ||
669 | if (!params->key) { | |
670 | data->buflen = 0; | |
671 | return; | |
672 | } | |
673 | ||
674 | data->buflen = min_t(size_t, data->buflen, params->key_len); | |
675 | memcpy(data->keybuf, params->key, data->buflen); | |
676 | } | |
677 | ||
678 | int cfg80211_wext_giwencode(struct net_device *dev, | |
679 | struct iw_request_info *info, | |
680 | struct iw_point *erq, char *keybuf) | |
681 | { | |
682 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
683 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
684 | int idx, err; | |
685 | struct giwencode_cookie data = { | |
686 | .keybuf = keybuf, | |
687 | .buflen = erq->length, | |
688 | }; | |
689 | ||
690 | if (!rdev->ops->get_key) | |
691 | return -EOPNOTSUPP; | |
692 | ||
693 | idx = erq->flags & IW_ENCODE_INDEX; | |
694 | if (idx == 0) { | |
695 | idx = wdev->wext.default_key; | |
696 | if (idx < 0) | |
697 | idx = 0; | |
698 | } else if (idx < 1 || idx > 4) | |
699 | return -EINVAL; | |
700 | else | |
701 | idx--; | |
702 | ||
703 | erq->flags = idx + 1; | |
704 | ||
705 | err = rdev->ops->get_key(&rdev->wiphy, dev, idx, NULL, &data, | |
706 | giwencode_get_key_cb); | |
707 | if (!err) { | |
708 | erq->length = data.buflen; | |
709 | erq->flags |= IW_ENCODE_ENABLED; | |
710 | return 0; | |
711 | } | |
712 | ||
713 | if (err == -ENOENT) { | |
714 | erq->flags |= IW_ENCODE_DISABLED; | |
715 | erq->length = 0; | |
716 | return 0; | |
717 | } | |
718 | ||
719 | return err; | |
720 | } | |
721 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode); | |
7643a2c3 JB |
722 | |
723 | int cfg80211_wext_siwtxpower(struct net_device *dev, | |
724 | struct iw_request_info *info, | |
725 | union iwreq_data *data, char *extra) | |
726 | { | |
727 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
728 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
729 | enum tx_power_setting type; | |
730 | int dbm = 0; | |
731 | ||
732 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
733 | return -EINVAL; | |
734 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
735 | return -EINVAL; | |
736 | ||
737 | if (!rdev->ops->set_tx_power) | |
738 | return -EOPNOTSUPP; | |
739 | ||
740 | /* only change when not disabling */ | |
741 | if (!data->txpower.disabled) { | |
1f87f7d3 JB |
742 | rfkill_set_sw_state(rdev->rfkill, false); |
743 | ||
7643a2c3 JB |
744 | if (data->txpower.fixed) { |
745 | /* | |
746 | * wext doesn't support negative values, see | |
747 | * below where it's for automatic | |
748 | */ | |
749 | if (data->txpower.value < 0) | |
750 | return -EINVAL; | |
751 | dbm = data->txpower.value; | |
752 | type = TX_POWER_FIXED; | |
753 | /* TODO: do regulatory check! */ | |
754 | } else { | |
755 | /* | |
756 | * Automatic power level setting, max being the value | |
757 | * passed in from userland. | |
758 | */ | |
759 | if (data->txpower.value < 0) { | |
760 | type = TX_POWER_AUTOMATIC; | |
761 | } else { | |
762 | dbm = data->txpower.value; | |
763 | type = TX_POWER_LIMITED; | |
764 | } | |
765 | } | |
766 | } else { | |
1f87f7d3 JB |
767 | rfkill_set_sw_state(rdev->rfkill, true); |
768 | schedule_work(&rdev->rfkill_sync); | |
769 | return 0; | |
7643a2c3 JB |
770 | } |
771 | ||
772 | return rdev->ops->set_tx_power(wdev->wiphy, type, dbm);; | |
773 | } | |
774 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower); | |
775 | ||
776 | int cfg80211_wext_giwtxpower(struct net_device *dev, | |
777 | struct iw_request_info *info, | |
778 | union iwreq_data *data, char *extra) | |
779 | { | |
780 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
781 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
782 | int err, val; | |
783 | ||
784 | if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) | |
785 | return -EINVAL; | |
786 | if (data->txpower.flags & IW_TXPOW_RANGE) | |
787 | return -EINVAL; | |
788 | ||
789 | if (!rdev->ops->get_tx_power) | |
790 | return -EOPNOTSUPP; | |
791 | ||
792 | err = rdev->ops->get_tx_power(wdev->wiphy, &val); | |
1f87f7d3 | 793 | if (err) |
7643a2c3 JB |
794 | return err; |
795 | ||
796 | /* well... oh well */ | |
797 | data->txpower.fixed = 1; | |
1f87f7d3 | 798 | data->txpower.disabled = rfkill_blocked(rdev->rfkill); |
7643a2c3 JB |
799 | data->txpower.value = val; |
800 | data->txpower.flags = IW_TXPOW_DBM; | |
801 | ||
802 | return 0; | |
803 | } | |
804 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwtxpower); | |
f2129354 JB |
805 | |
806 | static int cfg80211_set_auth_alg(struct wireless_dev *wdev, | |
807 | s32 auth_alg) | |
808 | { | |
809 | int nr_alg = 0; | |
810 | ||
811 | if (!auth_alg) | |
812 | return -EINVAL; | |
813 | ||
814 | if (auth_alg & ~(IW_AUTH_ALG_OPEN_SYSTEM | | |
815 | IW_AUTH_ALG_SHARED_KEY | | |
816 | IW_AUTH_ALG_LEAP)) | |
817 | return -EINVAL; | |
818 | ||
819 | if (auth_alg & IW_AUTH_ALG_OPEN_SYSTEM) { | |
820 | nr_alg++; | |
821 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_OPEN_SYSTEM; | |
822 | } | |
823 | ||
824 | if (auth_alg & IW_AUTH_ALG_SHARED_KEY) { | |
825 | nr_alg++; | |
826 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_SHARED_KEY; | |
827 | } | |
828 | ||
829 | if (auth_alg & IW_AUTH_ALG_LEAP) { | |
830 | nr_alg++; | |
831 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_NETWORK_EAP; | |
832 | } | |
833 | ||
834 | if (nr_alg > 1) | |
835 | wdev->wext.connect.auth_type = NL80211_AUTHTYPE_AUTOMATIC; | |
836 | ||
837 | return 0; | |
838 | } | |
839 | ||
840 | static int cfg80211_set_wpa_version(struct wireless_dev *wdev, u32 wpa_versions) | |
841 | { | |
842 | wdev->wext.connect.crypto.wpa_versions = 0; | |
843 | ||
844 | if (wpa_versions & ~(IW_AUTH_WPA_VERSION_WPA | | |
845 | IW_AUTH_WPA_VERSION_WPA2)) | |
846 | return -EINVAL; | |
847 | ||
848 | if (wpa_versions & IW_AUTH_WPA_VERSION_WPA) | |
849 | wdev->wext.connect.crypto.wpa_versions |= | |
850 | NL80211_WPA_VERSION_1; | |
851 | ||
852 | if (wpa_versions & IW_AUTH_WPA_VERSION_WPA2) | |
853 | wdev->wext.connect.crypto.wpa_versions |= | |
854 | NL80211_WPA_VERSION_2; | |
855 | ||
856 | return 0; | |
857 | } | |
858 | ||
859 | int cfg80211_set_cipher_group(struct wireless_dev *wdev, u32 cipher) | |
860 | { | |
861 | wdev->wext.connect.crypto.cipher_group = 0; | |
862 | ||
863 | if (cipher & IW_AUTH_CIPHER_WEP40) | |
864 | wdev->wext.connect.crypto.cipher_group = | |
865 | WLAN_CIPHER_SUITE_WEP40; | |
866 | else if (cipher & IW_AUTH_CIPHER_WEP104) | |
867 | wdev->wext.connect.crypto.cipher_group = | |
868 | WLAN_CIPHER_SUITE_WEP104; | |
869 | else if (cipher & IW_AUTH_CIPHER_TKIP) | |
870 | wdev->wext.connect.crypto.cipher_group = | |
871 | WLAN_CIPHER_SUITE_TKIP; | |
872 | else if (cipher & IW_AUTH_CIPHER_CCMP) | |
873 | wdev->wext.connect.crypto.cipher_group = | |
874 | WLAN_CIPHER_SUITE_CCMP; | |
875 | else if (cipher & IW_AUTH_CIPHER_AES_CMAC) | |
876 | wdev->wext.connect.crypto.cipher_group = | |
877 | WLAN_CIPHER_SUITE_AES_CMAC; | |
878 | else | |
879 | return -EINVAL; | |
880 | ||
881 | return 0; | |
882 | } | |
883 | ||
884 | int cfg80211_set_cipher_pairwise(struct wireless_dev *wdev, u32 cipher) | |
885 | { | |
886 | int nr_ciphers = 0; | |
887 | u32 *ciphers_pairwise = wdev->wext.connect.crypto.ciphers_pairwise; | |
888 | ||
889 | if (cipher & IW_AUTH_CIPHER_WEP40) { | |
890 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP40; | |
891 | nr_ciphers++; | |
892 | } | |
893 | ||
894 | if (cipher & IW_AUTH_CIPHER_WEP104) { | |
895 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_WEP104; | |
896 | nr_ciphers++; | |
897 | } | |
898 | ||
899 | if (cipher & IW_AUTH_CIPHER_TKIP) { | |
900 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_TKIP; | |
901 | nr_ciphers++; | |
902 | } | |
903 | ||
904 | if (cipher & IW_AUTH_CIPHER_CCMP) { | |
905 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_CCMP; | |
906 | nr_ciphers++; | |
907 | } | |
908 | ||
909 | if (cipher & IW_AUTH_CIPHER_AES_CMAC) { | |
910 | ciphers_pairwise[nr_ciphers] = WLAN_CIPHER_SUITE_AES_CMAC; | |
911 | nr_ciphers++; | |
912 | } | |
913 | ||
914 | BUILD_BUG_ON(NL80211_MAX_NR_CIPHER_SUITES < 5); | |
915 | ||
916 | wdev->wext.connect.crypto.n_ciphers_pairwise = nr_ciphers; | |
917 | ||
918 | return 0; | |
919 | } | |
920 | ||
921 | ||
922 | int cfg80211_set_key_mgt(struct wireless_dev *wdev, u32 key_mgt) | |
923 | { | |
924 | int nr_akm_suites = 0; | |
925 | ||
926 | if (key_mgt & ~(IW_AUTH_KEY_MGMT_802_1X | | |
927 | IW_AUTH_KEY_MGMT_PSK)) | |
928 | return -EINVAL; | |
929 | ||
930 | if (key_mgt & IW_AUTH_KEY_MGMT_802_1X) { | |
931 | wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = | |
932 | WLAN_AKM_SUITE_8021X; | |
933 | nr_akm_suites++; | |
934 | } | |
935 | ||
936 | if (key_mgt & IW_AUTH_KEY_MGMT_PSK) { | |
937 | wdev->wext.connect.crypto.akm_suites[nr_akm_suites] = | |
938 | WLAN_AKM_SUITE_PSK; | |
939 | nr_akm_suites++; | |
940 | } | |
941 | ||
942 | wdev->wext.connect.crypto.n_akm_suites = nr_akm_suites; | |
943 | ||
944 | return 0; | |
945 | } | |
946 | ||
947 | int cfg80211_wext_siwauth(struct net_device *dev, | |
948 | struct iw_request_info *info, | |
949 | struct iw_param *data, char *extra) | |
950 | { | |
951 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
952 | ||
953 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
954 | return -EOPNOTSUPP; | |
955 | ||
956 | switch (data->flags & IW_AUTH_INDEX) { | |
957 | case IW_AUTH_PRIVACY_INVOKED: | |
958 | wdev->wext.connect.privacy = data->value; | |
959 | return 0; | |
960 | case IW_AUTH_WPA_VERSION: | |
961 | return cfg80211_set_wpa_version(wdev, data->value); | |
962 | case IW_AUTH_CIPHER_GROUP: | |
963 | return cfg80211_set_cipher_group(wdev, data->value); | |
964 | case IW_AUTH_KEY_MGMT: | |
965 | return cfg80211_set_key_mgt(wdev, data->value); | |
966 | case IW_AUTH_CIPHER_PAIRWISE: | |
967 | return cfg80211_set_cipher_pairwise(wdev, data->value); | |
968 | case IW_AUTH_80211_AUTH_ALG: | |
969 | return cfg80211_set_auth_alg(wdev, data->value); | |
970 | case IW_AUTH_WPA_ENABLED: | |
971 | case IW_AUTH_RX_UNENCRYPTED_EAPOL: | |
972 | case IW_AUTH_DROP_UNENCRYPTED: | |
973 | case IW_AUTH_MFP: | |
974 | return 0; | |
975 | default: | |
976 | return -EOPNOTSUPP; | |
977 | } | |
978 | } | |
979 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwauth); | |
980 | ||
981 | int cfg80211_wext_giwauth(struct net_device *dev, | |
982 | struct iw_request_info *info, | |
983 | struct iw_param *data, char *extra) | |
984 | { | |
985 | /* XXX: what do we need? */ | |
986 | ||
987 | return -EOPNOTSUPP; | |
988 | } | |
989 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwauth); | |
bc92afd9 JB |
990 | |
991 | int cfg80211_wext_siwpower(struct net_device *dev, | |
992 | struct iw_request_info *info, | |
993 | struct iw_param *wrq, char *extra) | |
994 | { | |
995 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
996 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
997 | bool ps = wdev->wext.ps; | |
998 | int timeout = wdev->wext.ps_timeout; | |
999 | int err; | |
1000 | ||
1001 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
1002 | return -EINVAL; | |
1003 | ||
1004 | if (!rdev->ops->set_power_mgmt) | |
1005 | return -EOPNOTSUPP; | |
1006 | ||
1007 | if (wrq->disabled) { | |
1008 | ps = false; | |
1009 | } else { | |
1010 | switch (wrq->flags & IW_POWER_MODE) { | |
1011 | case IW_POWER_ON: /* If not specified */ | |
1012 | case IW_POWER_MODE: /* If set all mask */ | |
1013 | case IW_POWER_ALL_R: /* If explicitely state all */ | |
1014 | ps = true; | |
1015 | break; | |
1016 | default: /* Otherwise we ignore */ | |
1017 | return -EINVAL; | |
1018 | } | |
1019 | ||
1020 | if (wrq->flags & ~(IW_POWER_MODE | IW_POWER_TIMEOUT)) | |
1021 | return -EINVAL; | |
1022 | ||
1023 | if (wrq->flags & IW_POWER_TIMEOUT) | |
1024 | timeout = wrq->value / 1000; | |
1025 | } | |
1026 | ||
1027 | err = rdev->ops->set_power_mgmt(wdev->wiphy, dev, ps, timeout); | |
1028 | if (err) | |
1029 | return err; | |
1030 | ||
1031 | wdev->wext.ps = ps; | |
1032 | wdev->wext.ps_timeout = timeout; | |
1033 | ||
1034 | return 0; | |
1035 | ||
1036 | } | |
1037 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwpower); | |
1038 | ||
1039 | int cfg80211_wext_giwpower(struct net_device *dev, | |
1040 | struct iw_request_info *info, | |
1041 | struct iw_param *wrq, char *extra) | |
1042 | { | |
1043 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1044 | ||
1045 | wrq->disabled = !wdev->wext.ps; | |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwpower); | |
ab737a4f JB |
1050 | |
1051 | int cfg80211_wds_wext_siwap(struct net_device *dev, | |
1052 | struct iw_request_info *info, | |
1053 | struct sockaddr *addr, char *extra) | |
1054 | { | |
1055 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1056 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1057 | int err; | |
1058 | ||
1059 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) | |
1060 | return -EINVAL; | |
1061 | ||
1062 | if (addr->sa_family != ARPHRD_ETHER) | |
1063 | return -EINVAL; | |
1064 | ||
1065 | if (netif_running(dev)) | |
1066 | return -EBUSY; | |
1067 | ||
1068 | if (!rdev->ops->set_wds_peer) | |
1069 | return -EOPNOTSUPP; | |
1070 | ||
1071 | err = rdev->ops->set_wds_peer(wdev->wiphy, dev, (u8 *) &addr->sa_data); | |
1072 | if (err) | |
1073 | return err; | |
1074 | ||
1075 | memcpy(&wdev->wext.bssid, (u8 *) &addr->sa_data, ETH_ALEN); | |
1076 | ||
1077 | return 0; | |
1078 | } | |
1079 | EXPORT_SYMBOL_GPL(cfg80211_wds_wext_siwap); | |
1080 | ||
1081 | int cfg80211_wds_wext_giwap(struct net_device *dev, | |
1082 | struct iw_request_info *info, | |
1083 | struct sockaddr *addr, char *extra) | |
1084 | { | |
1085 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1086 | ||
1087 | if (WARN_ON(wdev->iftype != NL80211_IFTYPE_WDS)) | |
1088 | return -EINVAL; | |
1089 | ||
1090 | addr->sa_family = ARPHRD_ETHER; | |
1091 | memcpy(&addr->sa_data, wdev->wext.bssid, ETH_ALEN); | |
1092 | ||
1093 | return 0; | |
1094 | } | |
1095 | EXPORT_SYMBOL_GPL(cfg80211_wds_wext_giwap); | |
9930380f JB |
1096 | |
1097 | int cfg80211_wext_siwrate(struct net_device *dev, | |
1098 | struct iw_request_info *info, | |
1099 | struct iw_param *rate, char *extra) | |
1100 | { | |
1101 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1102 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1103 | struct cfg80211_bitrate_mask mask; | |
1104 | ||
1105 | if (!rdev->ops->set_bitrate_mask) | |
1106 | return -EOPNOTSUPP; | |
1107 | ||
1108 | mask.fixed = 0; | |
1109 | mask.maxrate = 0; | |
1110 | ||
1111 | if (rate->value < 0) { | |
1112 | /* nothing */ | |
1113 | } else if (rate->fixed) { | |
1114 | mask.fixed = rate->value / 1000; /* kbps */ | |
1115 | } else { | |
1116 | mask.maxrate = rate->value / 1000; /* kbps */ | |
1117 | } | |
1118 | ||
1119 | return rdev->ops->set_bitrate_mask(wdev->wiphy, dev, NULL, &mask); | |
1120 | } | |
1121 | EXPORT_SYMBOL_GPL(cfg80211_wext_siwrate); | |
1122 | ||
1123 | int cfg80211_wext_giwrate(struct net_device *dev, | |
1124 | struct iw_request_info *info, | |
1125 | struct iw_param *rate, char *extra) | |
1126 | { | |
1127 | struct wireless_dev *wdev = dev->ieee80211_ptr; | |
1128 | struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); | |
1129 | /* we are under RTNL - globally locked - so can use a static struct */ | |
1130 | static struct station_info sinfo; | |
1131 | u8 *addr; | |
1132 | int err; | |
1133 | ||
1134 | if (wdev->iftype != NL80211_IFTYPE_STATION) | |
1135 | return -EOPNOTSUPP; | |
1136 | ||
1137 | if (!rdev->ops->get_station) | |
1138 | return -EOPNOTSUPP; | |
1139 | ||
1140 | addr = wdev->wext.connect.bssid; | |
1141 | if (!addr) | |
1142 | return -EOPNOTSUPP; | |
1143 | ||
1144 | err = rdev->ops->get_station(&rdev->wiphy, dev, addr, &sinfo); | |
1145 | if (err) | |
1146 | return err; | |
1147 | ||
1148 | if (!(sinfo.filled & STATION_INFO_TX_BITRATE)) | |
1149 | return -EOPNOTSUPP; | |
1150 | ||
1151 | rate->value = 0; | |
1152 | ||
1153 | if (!(sinfo.txrate.flags & RATE_INFO_FLAGS_MCS)) | |
1154 | rate->value = 100000 * sinfo.txrate.legacy; | |
1155 | ||
1156 | return 0; | |
1157 | } | |
1158 | EXPORT_SYMBOL_GPL(cfg80211_wext_giwrate); |