Commit | Line | Data |
---|---|---|
f0706e82 JB |
1 | /* |
2 | * mac80211 configuration hooks for cfg80211 | |
3 | * | |
62da92fb | 4 | * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> |
f0706e82 JB |
5 | * |
6 | * This file is GPLv2 as found in COPYING. | |
7 | */ | |
8 | ||
e8cbb4cb | 9 | #include <linux/ieee80211.h> |
f0706e82 JB |
10 | #include <linux/nl80211.h> |
11 | #include <linux/rtnetlink.h> | |
881d966b | 12 | #include <net/net_namespace.h> |
5dfdaf58 | 13 | #include <linux/rcupdate.h> |
f0706e82 JB |
14 | #include <net/cfg80211.h> |
15 | #include "ieee80211_i.h" | |
e0eb6859 | 16 | #include "cfg.h" |
2c8dccc7 | 17 | #include "rate.h" |
c5dd9c2b | 18 | #include "mesh.h" |
c5dd9c2b | 19 | |
05c914fe | 20 | static bool nl80211_type_check(enum nl80211_iftype type) |
42613db7 JB |
21 | { |
22 | switch (type) { | |
42613db7 | 23 | case NL80211_IFTYPE_ADHOC: |
42613db7 | 24 | case NL80211_IFTYPE_STATION: |
42613db7 | 25 | case NL80211_IFTYPE_MONITOR: |
c5dd9c2b LCC |
26 | #ifdef CONFIG_MAC80211_MESH |
27 | case NL80211_IFTYPE_MESH_POINT: | |
c5dd9c2b | 28 | #endif |
b454048c | 29 | case NL80211_IFTYPE_WDS: |
05c914fe | 30 | return true; |
42613db7 | 31 | default: |
05c914fe | 32 | return false; |
42613db7 JB |
33 | } |
34 | } | |
35 | ||
f0706e82 | 36 | static int ieee80211_add_iface(struct wiphy *wiphy, char *name, |
2ec600d6 LCC |
37 | enum nl80211_iftype type, u32 *flags, |
38 | struct vif_params *params) | |
f0706e82 JB |
39 | { |
40 | struct ieee80211_local *local = wiphy_priv(wiphy); | |
8cc9a739 MW |
41 | struct net_device *dev; |
42 | struct ieee80211_sub_if_data *sdata; | |
43 | int err; | |
f0706e82 | 44 | |
05c914fe | 45 | if (!nl80211_type_check(type)) |
f0706e82 | 46 | return -EINVAL; |
f0706e82 | 47 | |
05c914fe JB |
48 | err = ieee80211_if_add(local, name, &dev, type, params); |
49 | if (err || type != NL80211_IFTYPE_MONITOR || !flags) | |
8cc9a739 MW |
50 | return err; |
51 | ||
52 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
53 | sdata->u.mntr_flags = *flags; | |
54 | return 0; | |
f0706e82 JB |
55 | } |
56 | ||
57 | static int ieee80211_del_iface(struct wiphy *wiphy, int ifindex) | |
58 | { | |
f0706e82 | 59 | struct net_device *dev; |
f698d856 | 60 | struct ieee80211_sub_if_data *sdata; |
f0706e82 | 61 | |
42613db7 JB |
62 | /* we're under RTNL */ |
63 | dev = __dev_get_by_index(&init_net, ifindex); | |
f0706e82 | 64 | if (!dev) |
75636525 | 65 | return -ENODEV; |
f0706e82 | 66 | |
f698d856 JBG |
67 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
68 | ||
69 | ieee80211_if_remove(sdata); | |
f0706e82 | 70 | |
75636525 | 71 | return 0; |
f0706e82 JB |
72 | } |
73 | ||
42613db7 | 74 | static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, |
2ec600d6 LCC |
75 | enum nl80211_iftype type, u32 *flags, |
76 | struct vif_params *params) | |
42613db7 | 77 | { |
42613db7 | 78 | struct net_device *dev; |
42613db7 | 79 | struct ieee80211_sub_if_data *sdata; |
f3947e2d | 80 | int ret; |
42613db7 | 81 | |
42613db7 JB |
82 | /* we're under RTNL */ |
83 | dev = __dev_get_by_index(&init_net, ifindex); | |
84 | if (!dev) | |
85 | return -ENODEV; | |
86 | ||
05c914fe | 87 | if (!nl80211_type_check(type)) |
42613db7 JB |
88 | return -EINVAL; |
89 | ||
90 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
91 | ||
05c914fe | 92 | ret = ieee80211_if_change_type(sdata, type); |
f3947e2d JB |
93 | if (ret) |
94 | return ret; | |
42613db7 | 95 | |
f8b25cda JB |
96 | if (netif_running(sdata->dev)) |
97 | return -EBUSY; | |
98 | ||
902acc78 | 99 | if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len) |
472dbc45 JB |
100 | ieee80211_sdata_set_mesh_id(sdata, |
101 | params->mesh_id_len, | |
102 | params->mesh_id); | |
c5dd9c2b | 103 | |
05c914fe | 104 | if (sdata->vif.type != NL80211_IFTYPE_MONITOR || !flags) |
8cc9a739 MW |
105 | return 0; |
106 | ||
107 | sdata->u.mntr_flags = *flags; | |
42613db7 JB |
108 | return 0; |
109 | } | |
110 | ||
e8cbb4cb JB |
111 | static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, |
112 | u8 key_idx, u8 *mac_addr, | |
113 | struct key_params *params) | |
114 | { | |
115 | struct ieee80211_sub_if_data *sdata; | |
116 | struct sta_info *sta = NULL; | |
117 | enum ieee80211_key_alg alg; | |
db4d1169 | 118 | struct ieee80211_key *key; |
3b96766f | 119 | int err; |
e8cbb4cb JB |
120 | |
121 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
122 | ||
123 | switch (params->cipher) { | |
124 | case WLAN_CIPHER_SUITE_WEP40: | |
125 | case WLAN_CIPHER_SUITE_WEP104: | |
126 | alg = ALG_WEP; | |
127 | break; | |
128 | case WLAN_CIPHER_SUITE_TKIP: | |
129 | alg = ALG_TKIP; | |
130 | break; | |
131 | case WLAN_CIPHER_SUITE_CCMP: | |
132 | alg = ALG_CCMP; | |
133 | break; | |
134 | default: | |
135 | return -EINVAL; | |
136 | } | |
137 | ||
db4d1169 JB |
138 | key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key); |
139 | if (!key) | |
140 | return -ENOMEM; | |
141 | ||
3b96766f JB |
142 | rcu_read_lock(); |
143 | ||
e8cbb4cb JB |
144 | if (mac_addr) { |
145 | sta = sta_info_get(sdata->local, mac_addr); | |
db4d1169 JB |
146 | if (!sta) { |
147 | ieee80211_key_free(key); | |
3b96766f JB |
148 | err = -ENOENT; |
149 | goto out_unlock; | |
db4d1169 | 150 | } |
e8cbb4cb JB |
151 | } |
152 | ||
db4d1169 JB |
153 | ieee80211_key_link(key, sdata, sta); |
154 | ||
3b96766f JB |
155 | err = 0; |
156 | out_unlock: | |
157 | rcu_read_unlock(); | |
158 | ||
159 | return err; | |
e8cbb4cb JB |
160 | } |
161 | ||
162 | static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, | |
163 | u8 key_idx, u8 *mac_addr) | |
164 | { | |
165 | struct ieee80211_sub_if_data *sdata; | |
166 | struct sta_info *sta; | |
167 | int ret; | |
168 | ||
169 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
170 | ||
3b96766f JB |
171 | rcu_read_lock(); |
172 | ||
e8cbb4cb | 173 | if (mac_addr) { |
3b96766f JB |
174 | ret = -ENOENT; |
175 | ||
e8cbb4cb JB |
176 | sta = sta_info_get(sdata->local, mac_addr); |
177 | if (!sta) | |
3b96766f | 178 | goto out_unlock; |
e8cbb4cb | 179 | |
db4d1169 | 180 | if (sta->key) { |
d0709a65 | 181 | ieee80211_key_free(sta->key); |
db4d1169 | 182 | WARN_ON(sta->key); |
3b96766f JB |
183 | ret = 0; |
184 | } | |
e8cbb4cb | 185 | |
3b96766f | 186 | goto out_unlock; |
e8cbb4cb JB |
187 | } |
188 | ||
3b96766f JB |
189 | if (!sdata->keys[key_idx]) { |
190 | ret = -ENOENT; | |
191 | goto out_unlock; | |
192 | } | |
e8cbb4cb | 193 | |
d0709a65 | 194 | ieee80211_key_free(sdata->keys[key_idx]); |
db4d1169 | 195 | WARN_ON(sdata->keys[key_idx]); |
e8cbb4cb | 196 | |
3b96766f JB |
197 | ret = 0; |
198 | out_unlock: | |
199 | rcu_read_unlock(); | |
200 | ||
201 | return ret; | |
e8cbb4cb JB |
202 | } |
203 | ||
62da92fb JB |
204 | static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, |
205 | u8 key_idx, u8 *mac_addr, void *cookie, | |
206 | void (*callback)(void *cookie, | |
207 | struct key_params *params)) | |
208 | { | |
14db74bc | 209 | struct ieee80211_sub_if_data *sdata; |
62da92fb JB |
210 | struct sta_info *sta = NULL; |
211 | u8 seq[6] = {0}; | |
212 | struct key_params params; | |
213 | struct ieee80211_key *key; | |
214 | u32 iv32; | |
215 | u16 iv16; | |
216 | int err = -ENOENT; | |
217 | ||
14db74bc JB |
218 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
219 | ||
3b96766f JB |
220 | rcu_read_lock(); |
221 | ||
62da92fb JB |
222 | if (mac_addr) { |
223 | sta = sta_info_get(sdata->local, mac_addr); | |
224 | if (!sta) | |
225 | goto out; | |
226 | ||
227 | key = sta->key; | |
228 | } else | |
229 | key = sdata->keys[key_idx]; | |
230 | ||
231 | if (!key) | |
232 | goto out; | |
233 | ||
234 | memset(¶ms, 0, sizeof(params)); | |
235 | ||
236 | switch (key->conf.alg) { | |
237 | case ALG_TKIP: | |
238 | params.cipher = WLAN_CIPHER_SUITE_TKIP; | |
239 | ||
b0f76b33 HH |
240 | iv32 = key->u.tkip.tx.iv32; |
241 | iv16 = key->u.tkip.tx.iv16; | |
62da92fb JB |
242 | |
243 | if (key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE && | |
244 | sdata->local->ops->get_tkip_seq) | |
245 | sdata->local->ops->get_tkip_seq( | |
246 | local_to_hw(sdata->local), | |
247 | key->conf.hw_key_idx, | |
248 | &iv32, &iv16); | |
249 | ||
250 | seq[0] = iv16 & 0xff; | |
251 | seq[1] = (iv16 >> 8) & 0xff; | |
252 | seq[2] = iv32 & 0xff; | |
253 | seq[3] = (iv32 >> 8) & 0xff; | |
254 | seq[4] = (iv32 >> 16) & 0xff; | |
255 | seq[5] = (iv32 >> 24) & 0xff; | |
256 | params.seq = seq; | |
257 | params.seq_len = 6; | |
258 | break; | |
259 | case ALG_CCMP: | |
260 | params.cipher = WLAN_CIPHER_SUITE_CCMP; | |
261 | seq[0] = key->u.ccmp.tx_pn[5]; | |
262 | seq[1] = key->u.ccmp.tx_pn[4]; | |
263 | seq[2] = key->u.ccmp.tx_pn[3]; | |
264 | seq[3] = key->u.ccmp.tx_pn[2]; | |
265 | seq[4] = key->u.ccmp.tx_pn[1]; | |
266 | seq[5] = key->u.ccmp.tx_pn[0]; | |
267 | params.seq = seq; | |
268 | params.seq_len = 6; | |
269 | break; | |
270 | case ALG_WEP: | |
271 | if (key->conf.keylen == 5) | |
272 | params.cipher = WLAN_CIPHER_SUITE_WEP40; | |
273 | else | |
274 | params.cipher = WLAN_CIPHER_SUITE_WEP104; | |
275 | break; | |
276 | } | |
277 | ||
278 | params.key = key->conf.key; | |
279 | params.key_len = key->conf.keylen; | |
280 | ||
281 | callback(cookie, ¶ms); | |
282 | err = 0; | |
283 | ||
284 | out: | |
3b96766f | 285 | rcu_read_unlock(); |
62da92fb JB |
286 | return err; |
287 | } | |
288 | ||
e8cbb4cb JB |
289 | static int ieee80211_config_default_key(struct wiphy *wiphy, |
290 | struct net_device *dev, | |
291 | u8 key_idx) | |
292 | { | |
293 | struct ieee80211_sub_if_data *sdata; | |
294 | ||
3b96766f JB |
295 | rcu_read_lock(); |
296 | ||
e8cbb4cb JB |
297 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
298 | ieee80211_set_default_key(sdata, key_idx); | |
299 | ||
3b96766f JB |
300 | rcu_read_unlock(); |
301 | ||
e8cbb4cb JB |
302 | return 0; |
303 | } | |
304 | ||
c5dd9c2b LCC |
305 | static void sta_set_sinfo(struct sta_info *sta, struct station_info *sinfo) |
306 | { | |
d0709a65 | 307 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
c5dd9c2b LCC |
308 | |
309 | sinfo->filled = STATION_INFO_INACTIVE_TIME | | |
310 | STATION_INFO_RX_BYTES | | |
311 | STATION_INFO_TX_BYTES; | |
312 | ||
313 | sinfo->inactive_time = jiffies_to_msecs(jiffies - sta->last_rx); | |
314 | sinfo->rx_bytes = sta->rx_bytes; | |
315 | sinfo->tx_bytes = sta->tx_bytes; | |
316 | ||
902acc78 | 317 | if (ieee80211_vif_is_mesh(&sdata->vif)) { |
c5dd9c2b | 318 | #ifdef CONFIG_MAC80211_MESH |
c5dd9c2b LCC |
319 | sinfo->filled |= STATION_INFO_LLID | |
320 | STATION_INFO_PLID | | |
321 | STATION_INFO_PLINK_STATE; | |
322 | ||
323 | sinfo->llid = le16_to_cpu(sta->llid); | |
324 | sinfo->plid = le16_to_cpu(sta->plid); | |
325 | sinfo->plink_state = sta->plink_state; | |
c5dd9c2b | 326 | #endif |
902acc78 | 327 | } |
c5dd9c2b LCC |
328 | } |
329 | ||
330 | ||
331 | static int ieee80211_dump_station(struct wiphy *wiphy, struct net_device *dev, | |
332 | int idx, u8 *mac, struct station_info *sinfo) | |
333 | { | |
334 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
335 | struct sta_info *sta; | |
d0709a65 JB |
336 | int ret = -ENOENT; |
337 | ||
338 | rcu_read_lock(); | |
c5dd9c2b LCC |
339 | |
340 | sta = sta_info_get_by_idx(local, idx, dev); | |
d0709a65 JB |
341 | if (sta) { |
342 | ret = 0; | |
17741cdc | 343 | memcpy(mac, sta->sta.addr, ETH_ALEN); |
d0709a65 JB |
344 | sta_set_sinfo(sta, sinfo); |
345 | } | |
c5dd9c2b | 346 | |
d0709a65 | 347 | rcu_read_unlock(); |
c5dd9c2b | 348 | |
d0709a65 | 349 | return ret; |
c5dd9c2b LCC |
350 | } |
351 | ||
7bbdd2d9 | 352 | static int ieee80211_get_station(struct wiphy *wiphy, struct net_device *dev, |
2ec600d6 | 353 | u8 *mac, struct station_info *sinfo) |
7bbdd2d9 JB |
354 | { |
355 | struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); | |
356 | struct sta_info *sta; | |
d0709a65 | 357 | int ret = -ENOENT; |
7bbdd2d9 | 358 | |
d0709a65 | 359 | rcu_read_lock(); |
7bbdd2d9 JB |
360 | |
361 | /* XXX: verify sta->dev == dev */ | |
7bbdd2d9 | 362 | |
d0709a65 JB |
363 | sta = sta_info_get(local, mac); |
364 | if (sta) { | |
365 | ret = 0; | |
366 | sta_set_sinfo(sta, sinfo); | |
367 | } | |
368 | ||
369 | rcu_read_unlock(); | |
370 | ||
371 | return ret; | |
7bbdd2d9 JB |
372 | } |
373 | ||
5dfdaf58 JB |
374 | /* |
375 | * This handles both adding a beacon and setting new beacon info | |
376 | */ | |
377 | static int ieee80211_config_beacon(struct ieee80211_sub_if_data *sdata, | |
378 | struct beacon_parameters *params) | |
379 | { | |
380 | struct beacon_data *new, *old; | |
381 | int new_head_len, new_tail_len; | |
382 | int size; | |
383 | int err = -EINVAL; | |
384 | ||
385 | old = sdata->u.ap.beacon; | |
386 | ||
387 | /* head must not be zero-length */ | |
388 | if (params->head && !params->head_len) | |
389 | return -EINVAL; | |
390 | ||
391 | /* | |
392 | * This is a kludge. beacon interval should really be part | |
393 | * of the beacon information. | |
394 | */ | |
395 | if (params->interval) { | |
396 | sdata->local->hw.conf.beacon_int = params->interval; | |
e8975581 JB |
397 | ieee80211_hw_config(sdata->local, |
398 | IEEE80211_CONF_CHANGE_BEACON_INTERVAL); | |
5dfdaf58 JB |
399 | /* |
400 | * We updated some parameter so if below bails out | |
401 | * it's not an error. | |
402 | */ | |
403 | err = 0; | |
404 | } | |
405 | ||
406 | /* Need to have a beacon head if we don't have one yet */ | |
407 | if (!params->head && !old) | |
408 | return err; | |
409 | ||
410 | /* sorry, no way to start beaconing without dtim period */ | |
411 | if (!params->dtim_period && !old) | |
412 | return err; | |
413 | ||
414 | /* new or old head? */ | |
415 | if (params->head) | |
416 | new_head_len = params->head_len; | |
417 | else | |
418 | new_head_len = old->head_len; | |
419 | ||
420 | /* new or old tail? */ | |
421 | if (params->tail || !old) | |
422 | /* params->tail_len will be zero for !params->tail */ | |
423 | new_tail_len = params->tail_len; | |
424 | else | |
425 | new_tail_len = old->tail_len; | |
426 | ||
427 | size = sizeof(*new) + new_head_len + new_tail_len; | |
428 | ||
429 | new = kzalloc(size, GFP_KERNEL); | |
430 | if (!new) | |
431 | return -ENOMEM; | |
432 | ||
433 | /* start filling the new info now */ | |
434 | ||
435 | /* new or old dtim period? */ | |
436 | if (params->dtim_period) | |
437 | new->dtim_period = params->dtim_period; | |
438 | else | |
439 | new->dtim_period = old->dtim_period; | |
440 | ||
441 | /* | |
442 | * pointers go into the block we allocated, | |
443 | * memory is | beacon_data | head | tail | | |
444 | */ | |
445 | new->head = ((u8 *) new) + sizeof(*new); | |
446 | new->tail = new->head + new_head_len; | |
447 | new->head_len = new_head_len; | |
448 | new->tail_len = new_tail_len; | |
449 | ||
450 | /* copy in head */ | |
451 | if (params->head) | |
452 | memcpy(new->head, params->head, new_head_len); | |
453 | else | |
454 | memcpy(new->head, old->head, new_head_len); | |
455 | ||
456 | /* copy in optional tail */ | |
457 | if (params->tail) | |
458 | memcpy(new->tail, params->tail, new_tail_len); | |
459 | else | |
460 | if (old) | |
461 | memcpy(new->tail, old->tail, new_tail_len); | |
462 | ||
463 | rcu_assign_pointer(sdata->u.ap.beacon, new); | |
464 | ||
465 | synchronize_rcu(); | |
466 | ||
467 | kfree(old); | |
468 | ||
9d139c81 | 469 | return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON); |
5dfdaf58 JB |
470 | } |
471 | ||
472 | static int ieee80211_add_beacon(struct wiphy *wiphy, struct net_device *dev, | |
473 | struct beacon_parameters *params) | |
474 | { | |
14db74bc | 475 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
476 | struct beacon_data *old; |
477 | ||
14db74bc JB |
478 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
479 | ||
05c914fe | 480 | if (sdata->vif.type != NL80211_IFTYPE_AP) |
5dfdaf58 JB |
481 | return -EINVAL; |
482 | ||
483 | old = sdata->u.ap.beacon; | |
484 | ||
485 | if (old) | |
486 | return -EALREADY; | |
487 | ||
488 | return ieee80211_config_beacon(sdata, params); | |
489 | } | |
490 | ||
491 | static int ieee80211_set_beacon(struct wiphy *wiphy, struct net_device *dev, | |
492 | struct beacon_parameters *params) | |
493 | { | |
14db74bc | 494 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
495 | struct beacon_data *old; |
496 | ||
14db74bc JB |
497 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
498 | ||
05c914fe | 499 | if (sdata->vif.type != NL80211_IFTYPE_AP) |
5dfdaf58 JB |
500 | return -EINVAL; |
501 | ||
502 | old = sdata->u.ap.beacon; | |
503 | ||
504 | if (!old) | |
505 | return -ENOENT; | |
506 | ||
507 | return ieee80211_config_beacon(sdata, params); | |
508 | } | |
509 | ||
510 | static int ieee80211_del_beacon(struct wiphy *wiphy, struct net_device *dev) | |
511 | { | |
14db74bc | 512 | struct ieee80211_sub_if_data *sdata; |
5dfdaf58 JB |
513 | struct beacon_data *old; |
514 | ||
14db74bc JB |
515 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
516 | ||
05c914fe | 517 | if (sdata->vif.type != NL80211_IFTYPE_AP) |
5dfdaf58 JB |
518 | return -EINVAL; |
519 | ||
520 | old = sdata->u.ap.beacon; | |
521 | ||
522 | if (!old) | |
523 | return -ENOENT; | |
524 | ||
525 | rcu_assign_pointer(sdata->u.ap.beacon, NULL); | |
526 | synchronize_rcu(); | |
527 | kfree(old); | |
528 | ||
9d139c81 | 529 | return ieee80211_if_config(sdata, IEEE80211_IFCC_BEACON); |
5dfdaf58 JB |
530 | } |
531 | ||
4fd6931e JB |
532 | /* Layer 2 Update frame (802.2 Type 1 LLC XID Update response) */ |
533 | struct iapp_layer2_update { | |
534 | u8 da[ETH_ALEN]; /* broadcast */ | |
535 | u8 sa[ETH_ALEN]; /* STA addr */ | |
536 | __be16 len; /* 6 */ | |
537 | u8 dsap; /* 0 */ | |
538 | u8 ssap; /* 0 */ | |
539 | u8 control; | |
540 | u8 xid_info[3]; | |
541 | } __attribute__ ((packed)); | |
542 | ||
543 | static void ieee80211_send_layer2_update(struct sta_info *sta) | |
544 | { | |
545 | struct iapp_layer2_update *msg; | |
546 | struct sk_buff *skb; | |
547 | ||
548 | /* Send Level 2 Update Frame to update forwarding tables in layer 2 | |
549 | * bridge devices */ | |
550 | ||
551 | skb = dev_alloc_skb(sizeof(*msg)); | |
552 | if (!skb) | |
553 | return; | |
554 | msg = (struct iapp_layer2_update *)skb_put(skb, sizeof(*msg)); | |
555 | ||
556 | /* 802.2 Type 1 Logical Link Control (LLC) Exchange Identifier (XID) | |
557 | * Update response frame; IEEE Std 802.2-1998, 5.4.1.2.1 */ | |
558 | ||
559 | memset(msg->da, 0xff, ETH_ALEN); | |
17741cdc | 560 | memcpy(msg->sa, sta->sta.addr, ETH_ALEN); |
4fd6931e JB |
561 | msg->len = htons(6); |
562 | msg->dsap = 0; | |
563 | msg->ssap = 0x01; /* NULL LSAP, CR Bit: Response */ | |
564 | msg->control = 0xaf; /* XID response lsb.1111F101. | |
565 | * F=0 (no poll command; unsolicited frame) */ | |
566 | msg->xid_info[0] = 0x81; /* XID format identifier */ | |
567 | msg->xid_info[1] = 1; /* LLC types/classes: Type 1 LLC */ | |
568 | msg->xid_info[2] = 0; /* XID sender's receive window size (RW) */ | |
569 | ||
d0709a65 JB |
570 | skb->dev = sta->sdata->dev; |
571 | skb->protocol = eth_type_trans(skb, sta->sdata->dev); | |
4fd6931e JB |
572 | memset(skb->cb, 0, sizeof(skb->cb)); |
573 | netif_rx(skb); | |
574 | } | |
575 | ||
576 | static void sta_apply_parameters(struct ieee80211_local *local, | |
577 | struct sta_info *sta, | |
578 | struct station_parameters *params) | |
579 | { | |
580 | u32 rates; | |
581 | int i, j; | |
8318d78a | 582 | struct ieee80211_supported_band *sband; |
d0709a65 | 583 | struct ieee80211_sub_if_data *sdata = sta->sdata; |
4fd6931e | 584 | |
ae5eb026 JB |
585 | sband = local->hw.wiphy->bands[local->oper_channel->band]; |
586 | ||
73651ee6 JB |
587 | /* |
588 | * FIXME: updating the flags is racy when this function is | |
589 | * called from ieee80211_change_station(), this will | |
590 | * be resolved in a future patch. | |
591 | */ | |
592 | ||
4fd6931e | 593 | if (params->station_flags & STATION_FLAG_CHANGED) { |
07346f81 | 594 | spin_lock_bh(&sta->lock); |
4fd6931e JB |
595 | sta->flags &= ~WLAN_STA_AUTHORIZED; |
596 | if (params->station_flags & STATION_FLAG_AUTHORIZED) | |
597 | sta->flags |= WLAN_STA_AUTHORIZED; | |
598 | ||
599 | sta->flags &= ~WLAN_STA_SHORT_PREAMBLE; | |
600 | if (params->station_flags & STATION_FLAG_SHORT_PREAMBLE) | |
601 | sta->flags |= WLAN_STA_SHORT_PREAMBLE; | |
602 | ||
603 | sta->flags &= ~WLAN_STA_WME; | |
604 | if (params->station_flags & STATION_FLAG_WME) | |
605 | sta->flags |= WLAN_STA_WME; | |
07346f81 | 606 | spin_unlock_bh(&sta->lock); |
4fd6931e JB |
607 | } |
608 | ||
73651ee6 JB |
609 | /* |
610 | * FIXME: updating the following information is racy when this | |
611 | * function is called from ieee80211_change_station(). | |
612 | * However, all this information should be static so | |
613 | * maybe we should just reject attemps to change it. | |
614 | */ | |
615 | ||
4fd6931e | 616 | if (params->aid) { |
17741cdc JB |
617 | sta->sta.aid = params->aid; |
618 | if (sta->sta.aid > IEEE80211_MAX_AID) | |
619 | sta->sta.aid = 0; /* XXX: should this be an error? */ | |
4fd6931e JB |
620 | } |
621 | ||
622 | if (params->listen_interval >= 0) | |
623 | sta->listen_interval = params->listen_interval; | |
624 | ||
625 | if (params->supported_rates) { | |
626 | rates = 0; | |
8318d78a | 627 | |
4fd6931e JB |
628 | for (i = 0; i < params->supported_rates_len; i++) { |
629 | int rate = (params->supported_rates[i] & 0x7f) * 5; | |
8318d78a JB |
630 | for (j = 0; j < sband->n_bitrates; j++) { |
631 | if (sband->bitrates[j].bitrate == rate) | |
4fd6931e JB |
632 | rates |= BIT(j); |
633 | } | |
634 | } | |
323ce79a | 635 | sta->sta.supp_rates[local->oper_channel->band] = rates; |
4fd6931e | 636 | } |
c5dd9c2b | 637 | |
d9fe60de | 638 | if (params->ht_capa) |
ae5eb026 JB |
639 | ieee80211_ht_cap_ie_to_sta_ht_cap(sband, |
640 | params->ht_capa, | |
d9fe60de | 641 | &sta->sta.ht_cap); |
36aedc90 | 642 | |
902acc78 | 643 | if (ieee80211_vif_is_mesh(&sdata->vif) && params->plink_action) { |
c5dd9c2b LCC |
644 | switch (params->plink_action) { |
645 | case PLINK_ACTION_OPEN: | |
646 | mesh_plink_open(sta); | |
647 | break; | |
648 | case PLINK_ACTION_BLOCK: | |
649 | mesh_plink_block(sta); | |
650 | break; | |
651 | } | |
902acc78 | 652 | } |
4fd6931e JB |
653 | } |
654 | ||
655 | static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev, | |
656 | u8 *mac, struct station_parameters *params) | |
657 | { | |
14db74bc | 658 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
659 | struct sta_info *sta; |
660 | struct ieee80211_sub_if_data *sdata; | |
73651ee6 | 661 | int err; |
4fd6931e JB |
662 | |
663 | /* Prevent a race with changing the rate control algorithm */ | |
664 | if (!netif_running(dev)) | |
665 | return -ENETDOWN; | |
666 | ||
4fd6931e JB |
667 | if (params->vlan) { |
668 | sdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); | |
669 | ||
05c914fe JB |
670 | if (sdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
671 | sdata->vif.type != NL80211_IFTYPE_AP) | |
4fd6931e JB |
672 | return -EINVAL; |
673 | } else | |
674 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
675 | ||
03e4497e JB |
676 | if (compare_ether_addr(mac, dev->dev_addr) == 0) |
677 | return -EINVAL; | |
678 | ||
679 | if (is_multicast_ether_addr(mac)) | |
680 | return -EINVAL; | |
681 | ||
682 | sta = sta_info_alloc(sdata, mac, GFP_KERNEL); | |
73651ee6 JB |
683 | if (!sta) |
684 | return -ENOMEM; | |
4fd6931e JB |
685 | |
686 | sta->flags = WLAN_STA_AUTH | WLAN_STA_ASSOC; | |
687 | ||
688 | sta_apply_parameters(local, sta, params); | |
689 | ||
4b7679a5 | 690 | rate_control_rate_init(sta); |
4fd6931e | 691 | |
73651ee6 JB |
692 | rcu_read_lock(); |
693 | ||
694 | err = sta_info_insert(sta); | |
695 | if (err) { | |
93e5deb1 | 696 | /* STA has been freed */ |
73651ee6 JB |
697 | rcu_read_unlock(); |
698 | return err; | |
699 | } | |
700 | ||
05c914fe JB |
701 | if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN || |
702 | sdata->vif.type == NL80211_IFTYPE_AP) | |
73651ee6 JB |
703 | ieee80211_send_layer2_update(sta); |
704 | ||
705 | rcu_read_unlock(); | |
706 | ||
4fd6931e JB |
707 | return 0; |
708 | } | |
709 | ||
710 | static int ieee80211_del_station(struct wiphy *wiphy, struct net_device *dev, | |
711 | u8 *mac) | |
712 | { | |
14db74bc JB |
713 | struct ieee80211_local *local = wiphy_priv(wiphy); |
714 | struct ieee80211_sub_if_data *sdata; | |
4fd6931e JB |
715 | struct sta_info *sta; |
716 | ||
14db74bc JB |
717 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
718 | ||
4fd6931e | 719 | if (mac) { |
98dd6a57 JB |
720 | rcu_read_lock(); |
721 | ||
4fd6931e JB |
722 | /* XXX: get sta belonging to dev */ |
723 | sta = sta_info_get(local, mac); | |
98dd6a57 JB |
724 | if (!sta) { |
725 | rcu_read_unlock(); | |
4fd6931e | 726 | return -ENOENT; |
98dd6a57 | 727 | } |
4fd6931e | 728 | |
d0709a65 | 729 | sta_info_unlink(&sta); |
98dd6a57 JB |
730 | rcu_read_unlock(); |
731 | ||
4f6fab47 | 732 | sta_info_destroy(sta); |
4fd6931e | 733 | } else |
d0709a65 | 734 | sta_info_flush(local, sdata); |
4fd6931e JB |
735 | |
736 | return 0; | |
737 | } | |
738 | ||
739 | static int ieee80211_change_station(struct wiphy *wiphy, | |
740 | struct net_device *dev, | |
741 | u8 *mac, | |
742 | struct station_parameters *params) | |
743 | { | |
14db74bc | 744 | struct ieee80211_local *local = wiphy_priv(wiphy); |
4fd6931e JB |
745 | struct sta_info *sta; |
746 | struct ieee80211_sub_if_data *vlansdata; | |
747 | ||
98dd6a57 JB |
748 | rcu_read_lock(); |
749 | ||
4fd6931e JB |
750 | /* XXX: get sta belonging to dev */ |
751 | sta = sta_info_get(local, mac); | |
98dd6a57 JB |
752 | if (!sta) { |
753 | rcu_read_unlock(); | |
4fd6931e | 754 | return -ENOENT; |
98dd6a57 | 755 | } |
4fd6931e | 756 | |
d0709a65 | 757 | if (params->vlan && params->vlan != sta->sdata->dev) { |
4fd6931e JB |
758 | vlansdata = IEEE80211_DEV_TO_SUB_IF(params->vlan); |
759 | ||
05c914fe JB |
760 | if (vlansdata->vif.type != NL80211_IFTYPE_AP_VLAN && |
761 | vlansdata->vif.type != NL80211_IFTYPE_AP) { | |
98dd6a57 | 762 | rcu_read_unlock(); |
4fd6931e | 763 | return -EINVAL; |
98dd6a57 | 764 | } |
4fd6931e | 765 | |
14db74bc | 766 | sta->sdata = vlansdata; |
4fd6931e JB |
767 | ieee80211_send_layer2_update(sta); |
768 | } | |
769 | ||
770 | sta_apply_parameters(local, sta, params); | |
771 | ||
98dd6a57 JB |
772 | rcu_read_unlock(); |
773 | ||
4fd6931e JB |
774 | return 0; |
775 | } | |
776 | ||
c5dd9c2b LCC |
777 | #ifdef CONFIG_MAC80211_MESH |
778 | static int ieee80211_add_mpath(struct wiphy *wiphy, struct net_device *dev, | |
779 | u8 *dst, u8 *next_hop) | |
780 | { | |
14db74bc JB |
781 | struct ieee80211_local *local = wiphy_priv(wiphy); |
782 | struct ieee80211_sub_if_data *sdata; | |
c5dd9c2b LCC |
783 | struct mesh_path *mpath; |
784 | struct sta_info *sta; | |
785 | int err; | |
786 | ||
787 | if (!netif_running(dev)) | |
788 | return -ENETDOWN; | |
789 | ||
14db74bc JB |
790 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
791 | ||
05c914fe | 792 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) |
c5dd9c2b LCC |
793 | return -ENOTSUPP; |
794 | ||
d0709a65 | 795 | rcu_read_lock(); |
c5dd9c2b | 796 | sta = sta_info_get(local, next_hop); |
d0709a65 JB |
797 | if (!sta) { |
798 | rcu_read_unlock(); | |
c5dd9c2b | 799 | return -ENOENT; |
d0709a65 | 800 | } |
c5dd9c2b | 801 | |
f698d856 | 802 | err = mesh_path_add(dst, sdata); |
d0709a65 JB |
803 | if (err) { |
804 | rcu_read_unlock(); | |
c5dd9c2b | 805 | return err; |
d0709a65 | 806 | } |
c5dd9c2b | 807 | |
f698d856 | 808 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
809 | if (!mpath) { |
810 | rcu_read_unlock(); | |
c5dd9c2b LCC |
811 | return -ENXIO; |
812 | } | |
813 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 814 | |
c5dd9c2b LCC |
815 | rcu_read_unlock(); |
816 | return 0; | |
817 | } | |
818 | ||
819 | static int ieee80211_del_mpath(struct wiphy *wiphy, struct net_device *dev, | |
820 | u8 *dst) | |
821 | { | |
f698d856 JBG |
822 | struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
823 | ||
c5dd9c2b | 824 | if (dst) |
f698d856 | 825 | return mesh_path_del(dst, sdata); |
c5dd9c2b | 826 | |
f698d856 | 827 | mesh_path_flush(sdata); |
c5dd9c2b LCC |
828 | return 0; |
829 | } | |
830 | ||
831 | static int ieee80211_change_mpath(struct wiphy *wiphy, | |
832 | struct net_device *dev, | |
833 | u8 *dst, u8 *next_hop) | |
834 | { | |
14db74bc JB |
835 | struct ieee80211_local *local = wiphy_priv(wiphy); |
836 | struct ieee80211_sub_if_data *sdata; | |
c5dd9c2b LCC |
837 | struct mesh_path *mpath; |
838 | struct sta_info *sta; | |
839 | ||
840 | if (!netif_running(dev)) | |
841 | return -ENETDOWN; | |
842 | ||
14db74bc JB |
843 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
844 | ||
05c914fe | 845 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) |
c5dd9c2b LCC |
846 | return -ENOTSUPP; |
847 | ||
d0709a65 JB |
848 | rcu_read_lock(); |
849 | ||
c5dd9c2b | 850 | sta = sta_info_get(local, next_hop); |
d0709a65 JB |
851 | if (!sta) { |
852 | rcu_read_unlock(); | |
c5dd9c2b | 853 | return -ENOENT; |
d0709a65 | 854 | } |
c5dd9c2b | 855 | |
f698d856 | 856 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
857 | if (!mpath) { |
858 | rcu_read_unlock(); | |
c5dd9c2b LCC |
859 | return -ENOENT; |
860 | } | |
861 | ||
862 | mesh_path_fix_nexthop(mpath, sta); | |
d0709a65 | 863 | |
c5dd9c2b LCC |
864 | rcu_read_unlock(); |
865 | return 0; | |
866 | } | |
867 | ||
868 | static void mpath_set_pinfo(struct mesh_path *mpath, u8 *next_hop, | |
869 | struct mpath_info *pinfo) | |
870 | { | |
871 | if (mpath->next_hop) | |
17741cdc | 872 | memcpy(next_hop, mpath->next_hop->sta.addr, ETH_ALEN); |
c5dd9c2b LCC |
873 | else |
874 | memset(next_hop, 0, ETH_ALEN); | |
875 | ||
876 | pinfo->filled = MPATH_INFO_FRAME_QLEN | | |
877 | MPATH_INFO_DSN | | |
878 | MPATH_INFO_METRIC | | |
879 | MPATH_INFO_EXPTIME | | |
880 | MPATH_INFO_DISCOVERY_TIMEOUT | | |
881 | MPATH_INFO_DISCOVERY_RETRIES | | |
882 | MPATH_INFO_FLAGS; | |
883 | ||
884 | pinfo->frame_qlen = mpath->frame_queue.qlen; | |
885 | pinfo->dsn = mpath->dsn; | |
886 | pinfo->metric = mpath->metric; | |
887 | if (time_before(jiffies, mpath->exp_time)) | |
888 | pinfo->exptime = jiffies_to_msecs(mpath->exp_time - jiffies); | |
889 | pinfo->discovery_timeout = | |
890 | jiffies_to_msecs(mpath->discovery_timeout); | |
891 | pinfo->discovery_retries = mpath->discovery_retries; | |
892 | pinfo->flags = 0; | |
893 | if (mpath->flags & MESH_PATH_ACTIVE) | |
894 | pinfo->flags |= NL80211_MPATH_FLAG_ACTIVE; | |
895 | if (mpath->flags & MESH_PATH_RESOLVING) | |
896 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
897 | if (mpath->flags & MESH_PATH_DSN_VALID) | |
898 | pinfo->flags |= NL80211_MPATH_FLAG_DSN_VALID; | |
899 | if (mpath->flags & MESH_PATH_FIXED) | |
900 | pinfo->flags |= NL80211_MPATH_FLAG_FIXED; | |
901 | if (mpath->flags & MESH_PATH_RESOLVING) | |
902 | pinfo->flags |= NL80211_MPATH_FLAG_RESOLVING; | |
903 | ||
904 | pinfo->flags = mpath->flags; | |
905 | } | |
906 | ||
907 | static int ieee80211_get_mpath(struct wiphy *wiphy, struct net_device *dev, | |
908 | u8 *dst, u8 *next_hop, struct mpath_info *pinfo) | |
909 | ||
910 | { | |
14db74bc | 911 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
912 | struct mesh_path *mpath; |
913 | ||
14db74bc JB |
914 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
915 | ||
05c914fe | 916 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) |
c5dd9c2b LCC |
917 | return -ENOTSUPP; |
918 | ||
919 | rcu_read_lock(); | |
f698d856 | 920 | mpath = mesh_path_lookup(dst, sdata); |
c5dd9c2b LCC |
921 | if (!mpath) { |
922 | rcu_read_unlock(); | |
923 | return -ENOENT; | |
924 | } | |
925 | memcpy(dst, mpath->dst, ETH_ALEN); | |
926 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
927 | rcu_read_unlock(); | |
928 | return 0; | |
929 | } | |
930 | ||
931 | static int ieee80211_dump_mpath(struct wiphy *wiphy, struct net_device *dev, | |
932 | int idx, u8 *dst, u8 *next_hop, | |
933 | struct mpath_info *pinfo) | |
934 | { | |
14db74bc | 935 | struct ieee80211_sub_if_data *sdata; |
c5dd9c2b LCC |
936 | struct mesh_path *mpath; |
937 | ||
14db74bc JB |
938 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
939 | ||
05c914fe | 940 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) |
c5dd9c2b LCC |
941 | return -ENOTSUPP; |
942 | ||
943 | rcu_read_lock(); | |
f698d856 | 944 | mpath = mesh_path_lookup_by_idx(idx, sdata); |
c5dd9c2b LCC |
945 | if (!mpath) { |
946 | rcu_read_unlock(); | |
947 | return -ENOENT; | |
948 | } | |
949 | memcpy(dst, mpath->dst, ETH_ALEN); | |
950 | mpath_set_pinfo(mpath, next_hop, pinfo); | |
951 | rcu_read_unlock(); | |
952 | return 0; | |
953 | } | |
93da9cc1 | 954 | |
955 | static int ieee80211_get_mesh_params(struct wiphy *wiphy, | |
956 | struct net_device *dev, | |
957 | struct mesh_config *conf) | |
958 | { | |
959 | struct ieee80211_sub_if_data *sdata; | |
960 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
961 | ||
962 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) | |
963 | return -ENOTSUPP; | |
964 | memcpy(conf, &(sdata->u.mesh.mshcfg), sizeof(struct mesh_config)); | |
965 | return 0; | |
966 | } | |
967 | ||
968 | static inline bool _chg_mesh_attr(enum nl80211_meshconf_params parm, u32 mask) | |
969 | { | |
970 | return (mask >> (parm-1)) & 0x1; | |
971 | } | |
972 | ||
973 | static int ieee80211_set_mesh_params(struct wiphy *wiphy, | |
974 | struct net_device *dev, | |
975 | const struct mesh_config *nconf, u32 mask) | |
976 | { | |
977 | struct mesh_config *conf; | |
978 | struct ieee80211_sub_if_data *sdata; | |
979 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); | |
980 | ||
981 | if (sdata->vif.type != NL80211_IFTYPE_MESH_POINT) | |
982 | return -ENOTSUPP; | |
983 | ||
984 | /* Set the config options which we are interested in setting */ | |
985 | conf = &(sdata->u.mesh.mshcfg); | |
986 | if (_chg_mesh_attr(NL80211_MESHCONF_RETRY_TIMEOUT, mask)) | |
987 | conf->dot11MeshRetryTimeout = nconf->dot11MeshRetryTimeout; | |
988 | if (_chg_mesh_attr(NL80211_MESHCONF_CONFIRM_TIMEOUT, mask)) | |
989 | conf->dot11MeshConfirmTimeout = nconf->dot11MeshConfirmTimeout; | |
990 | if (_chg_mesh_attr(NL80211_MESHCONF_HOLDING_TIMEOUT, mask)) | |
991 | conf->dot11MeshHoldingTimeout = nconf->dot11MeshHoldingTimeout; | |
992 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_PEER_LINKS, mask)) | |
993 | conf->dot11MeshMaxPeerLinks = nconf->dot11MeshMaxPeerLinks; | |
994 | if (_chg_mesh_attr(NL80211_MESHCONF_MAX_RETRIES, mask)) | |
995 | conf->dot11MeshMaxRetries = nconf->dot11MeshMaxRetries; | |
996 | if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask)) | |
997 | conf->dot11MeshTTL = nconf->dot11MeshTTL; | |
998 | if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask)) | |
999 | conf->auto_open_plinks = nconf->auto_open_plinks; | |
1000 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES, mask)) | |
1001 | conf->dot11MeshHWMPmaxPREQretries = | |
1002 | nconf->dot11MeshHWMPmaxPREQretries; | |
1003 | if (_chg_mesh_attr(NL80211_MESHCONF_PATH_REFRESH_TIME, mask)) | |
1004 | conf->path_refresh_time = nconf->path_refresh_time; | |
1005 | if (_chg_mesh_attr(NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT, mask)) | |
1006 | conf->min_discovery_timeout = nconf->min_discovery_timeout; | |
1007 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT, mask)) | |
1008 | conf->dot11MeshHWMPactivePathTimeout = | |
1009 | nconf->dot11MeshHWMPactivePathTimeout; | |
1010 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL, mask)) | |
1011 | conf->dot11MeshHWMPpreqMinInterval = | |
1012 | nconf->dot11MeshHWMPpreqMinInterval; | |
1013 | if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME, | |
1014 | mask)) | |
1015 | conf->dot11MeshHWMPnetDiameterTraversalTime = | |
1016 | nconf->dot11MeshHWMPnetDiameterTraversalTime; | |
1017 | return 0; | |
1018 | } | |
1019 | ||
c5dd9c2b LCC |
1020 | #endif |
1021 | ||
9f1ba906 JM |
1022 | static int ieee80211_change_bss(struct wiphy *wiphy, |
1023 | struct net_device *dev, | |
1024 | struct bss_parameters *params) | |
1025 | { | |
9f1ba906 JM |
1026 | struct ieee80211_sub_if_data *sdata; |
1027 | u32 changed = 0; | |
1028 | ||
9f1ba906 JM |
1029 | sdata = IEEE80211_DEV_TO_SUB_IF(dev); |
1030 | ||
05c914fe | 1031 | if (sdata->vif.type != NL80211_IFTYPE_AP) |
9f1ba906 JM |
1032 | return -EINVAL; |
1033 | ||
1034 | if (params->use_cts_prot >= 0) { | |
bda3933a | 1035 | sdata->vif.bss_conf.use_cts_prot = params->use_cts_prot; |
9f1ba906 JM |
1036 | changed |= BSS_CHANGED_ERP_CTS_PROT; |
1037 | } | |
1038 | if (params->use_short_preamble >= 0) { | |
bda3933a | 1039 | sdata->vif.bss_conf.use_short_preamble = |
9f1ba906 JM |
1040 | params->use_short_preamble; |
1041 | changed |= BSS_CHANGED_ERP_PREAMBLE; | |
1042 | } | |
1043 | if (params->use_short_slot_time >= 0) { | |
bda3933a | 1044 | sdata->vif.bss_conf.use_short_slot = |
9f1ba906 JM |
1045 | params->use_short_slot_time; |
1046 | changed |= BSS_CHANGED_ERP_SLOT; | |
1047 | } | |
1048 | ||
1049 | ieee80211_bss_info_change_notify(sdata, changed); | |
1050 | ||
1051 | return 0; | |
1052 | } | |
1053 | ||
f0706e82 JB |
1054 | struct cfg80211_ops mac80211_config_ops = { |
1055 | .add_virtual_intf = ieee80211_add_iface, | |
1056 | .del_virtual_intf = ieee80211_del_iface, | |
42613db7 | 1057 | .change_virtual_intf = ieee80211_change_iface, |
e8cbb4cb JB |
1058 | .add_key = ieee80211_add_key, |
1059 | .del_key = ieee80211_del_key, | |
62da92fb | 1060 | .get_key = ieee80211_get_key, |
e8cbb4cb | 1061 | .set_default_key = ieee80211_config_default_key, |
5dfdaf58 JB |
1062 | .add_beacon = ieee80211_add_beacon, |
1063 | .set_beacon = ieee80211_set_beacon, | |
1064 | .del_beacon = ieee80211_del_beacon, | |
4fd6931e JB |
1065 | .add_station = ieee80211_add_station, |
1066 | .del_station = ieee80211_del_station, | |
1067 | .change_station = ieee80211_change_station, | |
7bbdd2d9 | 1068 | .get_station = ieee80211_get_station, |
c5dd9c2b LCC |
1069 | .dump_station = ieee80211_dump_station, |
1070 | #ifdef CONFIG_MAC80211_MESH | |
1071 | .add_mpath = ieee80211_add_mpath, | |
1072 | .del_mpath = ieee80211_del_mpath, | |
1073 | .change_mpath = ieee80211_change_mpath, | |
1074 | .get_mpath = ieee80211_get_mpath, | |
1075 | .dump_mpath = ieee80211_dump_mpath, | |
93da9cc1 | 1076 | .set_mesh_params = ieee80211_set_mesh_params, |
1077 | .get_mesh_params = ieee80211_get_mesh_params, | |
c5dd9c2b | 1078 | #endif |
9f1ba906 | 1079 | .change_bss = ieee80211_change_bss, |
f0706e82 | 1080 | }; |