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bb9f8692 ZY |
1 | /* |
2 | * Intel Wireless Multicomm 3200 WiFi driver | |
3 | * | |
4 | * Copyright (C) 2009 Intel Corporation <ilw@linux.intel.com> | |
5 | * Samuel Ortiz <samuel.ortiz@intel.com> | |
6 | * Zhu Yi <yi.zhu@intel.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License version | |
10 | * 2 as published by the Free Software Foundation. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with this program; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA | |
20 | * 02110-1301, USA. | |
21 | * | |
22 | */ | |
23 | ||
24 | #include <linux/kernel.h> | |
25 | #include <linux/netdevice.h> | |
26 | #include <linux/wireless.h> | |
27 | #include <linux/if_arp.h> | |
28 | #include <linux/etherdevice.h> | |
29 | #include <net/cfg80211.h> | |
30 | #include <net/iw_handler.h> | |
31 | ||
32 | #include "iwm.h" | |
33 | #include "umac.h" | |
34 | #include "commands.h" | |
35 | #include "debug.h" | |
36 | ||
37 | static struct iw_statistics *iwm_get_wireless_stats(struct net_device *dev) | |
38 | { | |
39 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
40 | struct iw_statistics *wstats = &iwm->wstats; | |
41 | ||
42 | if (!test_bit(IWM_STATUS_ASSOCIATED, &iwm->status)) { | |
43 | memset(wstats, 0, sizeof(struct iw_statistics)); | |
44 | wstats->qual.updated = IW_QUAL_ALL_INVALID; | |
45 | } | |
46 | ||
47 | return wstats; | |
48 | } | |
49 | ||
50 | static int iwm_wext_siwfreq(struct net_device *dev, | |
51 | struct iw_request_info *info, | |
52 | struct iw_freq *freq, char *extra) | |
53 | { | |
54 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
55 | ||
56 | if (freq->flags == IW_FREQ_AUTO) | |
57 | return 0; | |
58 | ||
59 | /* frequency/channel can only be set in IBSS mode */ | |
60 | if (iwm->conf.mode != UMAC_MODE_IBSS) | |
61 | return -EOPNOTSUPP; | |
62 | ||
63 | return cfg80211_ibss_wext_siwfreq(dev, info, freq, extra); | |
64 | } | |
65 | ||
66 | static int iwm_wext_giwfreq(struct net_device *dev, | |
67 | struct iw_request_info *info, | |
68 | struct iw_freq *freq, char *extra) | |
69 | { | |
70 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
71 | ||
72 | if (iwm->conf.mode == UMAC_MODE_IBSS) | |
73 | return cfg80211_ibss_wext_giwfreq(dev, info, freq, extra); | |
74 | ||
75 | freq->e = 0; | |
76 | freq->m = iwm->channel; | |
77 | ||
78 | return 0; | |
79 | } | |
80 | ||
81 | static int iwm_wext_siwap(struct net_device *dev, struct iw_request_info *info, | |
82 | struct sockaddr *ap_addr, char *extra) | |
83 | { | |
84 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
85 | ||
86 | if (iwm->conf.mode == UMAC_MODE_IBSS) | |
87 | return cfg80211_ibss_wext_siwap(dev, info, ap_addr, extra); | |
88 | ||
89 | if (!test_bit(IWM_STATUS_READY, &iwm->status)) | |
90 | return -EIO; | |
91 | ||
92 | if (is_zero_ether_addr(ap_addr->sa_data) || | |
93 | is_broadcast_ether_addr(ap_addr->sa_data)) { | |
94 | IWM_DBG_WEXT(iwm, DBG, "clear mandatory bssid %pM\n", | |
95 | iwm->umac_profile->bssid[0]); | |
96 | memset(&iwm->umac_profile->bssid[0], 0, ETH_ALEN); | |
97 | iwm->umac_profile->bss_num = 0; | |
98 | } else { | |
99 | IWM_DBG_WEXT(iwm, DBG, "add mandatory bssid %pM\n", | |
100 | ap_addr->sa_data); | |
101 | memcpy(&iwm->umac_profile->bssid[0], ap_addr->sa_data, | |
102 | ETH_ALEN); | |
103 | iwm->umac_profile->bss_num = 1; | |
104 | } | |
105 | ||
106 | if (iwm->umac_profile_active) { | |
107 | if (!memcmp(&iwm->umac_profile->bssid[0], iwm->bssid, ETH_ALEN)) | |
108 | return 0; | |
109 | ||
110 | iwm_invalidate_mlme_profile(iwm); | |
111 | } | |
112 | ||
113 | if (iwm->umac_profile->ssid.ssid_len) | |
114 | return iwm_send_mlme_profile(iwm); | |
115 | ||
116 | return 0; | |
117 | } | |
118 | ||
119 | static int iwm_wext_giwap(struct net_device *dev, struct iw_request_info *info, | |
120 | struct sockaddr *ap_addr, char *extra) | |
121 | { | |
122 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
123 | ||
124 | switch (iwm->conf.mode) { | |
125 | case UMAC_MODE_IBSS: | |
126 | return cfg80211_ibss_wext_giwap(dev, info, ap_addr, extra); | |
127 | case UMAC_MODE_BSS: | |
128 | if (test_bit(IWM_STATUS_ASSOCIATED, &iwm->status)) { | |
129 | ap_addr->sa_family = ARPHRD_ETHER; | |
130 | memcpy(&ap_addr->sa_data, iwm->bssid, ETH_ALEN); | |
131 | } else | |
132 | memset(&ap_addr->sa_data, 0, ETH_ALEN); | |
133 | break; | |
134 | default: | |
135 | return -EOPNOTSUPP; | |
136 | } | |
137 | ||
138 | return 0; | |
139 | } | |
140 | ||
141 | static int iwm_wext_siwessid(struct net_device *dev, | |
142 | struct iw_request_info *info, | |
143 | struct iw_point *data, char *ssid) | |
144 | { | |
145 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
146 | size_t len = data->length; | |
147 | int ret; | |
148 | ||
149 | if (iwm->conf.mode == UMAC_MODE_IBSS) | |
150 | return cfg80211_ibss_wext_siwessid(dev, info, data, ssid); | |
151 | ||
152 | if (!test_bit(IWM_STATUS_READY, &iwm->status)) | |
153 | return -EIO; | |
154 | ||
155 | if (len > 0 && ssid[len - 1] == '\0') | |
156 | len--; | |
157 | ||
158 | if (iwm->umac_profile_active) { | |
159 | if (iwm->umac_profile->ssid.ssid_len == len && | |
160 | !memcmp(iwm->umac_profile->ssid.ssid, ssid, len)) | |
161 | return 0; | |
162 | ||
163 | ret = iwm_invalidate_mlme_profile(iwm); | |
164 | if (ret < 0) { | |
165 | IWM_ERR(iwm, "Couldn't invalidate profile\n"); | |
166 | return ret; | |
167 | } | |
168 | } | |
169 | ||
170 | iwm->umac_profile->ssid.ssid_len = len; | |
171 | memcpy(iwm->umac_profile->ssid.ssid, ssid, len); | |
172 | ||
173 | return iwm_send_mlme_profile(iwm); | |
174 | } | |
175 | ||
176 | static int iwm_wext_giwessid(struct net_device *dev, | |
177 | struct iw_request_info *info, | |
178 | struct iw_point *data, char *ssid) | |
179 | { | |
180 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
181 | ||
182 | if (iwm->conf.mode == UMAC_MODE_IBSS) | |
183 | return cfg80211_ibss_wext_giwessid(dev, info, data, ssid); | |
184 | ||
185 | if (!test_bit(IWM_STATUS_READY, &iwm->status)) | |
186 | return -EIO; | |
187 | ||
188 | data->length = iwm->umac_profile->ssid.ssid_len; | |
189 | if (data->length) { | |
190 | memcpy(ssid, iwm->umac_profile->ssid.ssid, data->length); | |
191 | data->flags = 1; | |
192 | } else | |
193 | data->flags = 0; | |
194 | ||
195 | return 0; | |
196 | } | |
197 | ||
198 | static struct iwm_key * | |
199 | iwm_key_init(struct iwm_priv *iwm, u8 key_idx, bool in_use, | |
200 | struct iw_encode_ext *ext, u8 alg) | |
201 | { | |
202 | struct iwm_key *key = &iwm->keys[key_idx]; | |
203 | ||
204 | memset(key, 0, sizeof(struct iwm_key)); | |
205 | memcpy(key->hdr.mac, ext->addr.sa_data, ETH_ALEN); | |
206 | key->hdr.key_idx = key_idx; | |
207 | if (is_broadcast_ether_addr(ext->addr.sa_data)) | |
208 | key->hdr.multicast = 1; | |
209 | ||
210 | key->in_use = in_use; | |
211 | key->flags = ext->ext_flags; | |
212 | key->alg = alg; | |
213 | key->key_len = ext->key_len; | |
214 | memcpy(key->key, ext->key, ext->key_len); | |
215 | ||
216 | return key; | |
217 | } | |
218 | ||
219 | static int iwm_wext_giwrate(struct net_device *dev, | |
220 | struct iw_request_info *info, | |
221 | struct iw_param *rate, char *extra) | |
222 | { | |
223 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
224 | ||
225 | rate->value = iwm->rate * 1000000; | |
226 | ||
227 | return 0; | |
228 | } | |
229 | ||
230 | static int iwm_wext_siwencode(struct net_device *dev, | |
231 | struct iw_request_info *info, | |
232 | struct iw_point *erq, char *key_buf) | |
233 | { | |
234 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
235 | struct iwm_key *uninitialized_var(key); | |
236 | int idx, i, uninitialized_var(alg), remove = 0, ret; | |
237 | ||
238 | IWM_DBG_WEXT(iwm, DBG, "key len: %d\n", erq->length); | |
239 | IWM_DBG_WEXT(iwm, DBG, "flags: 0x%x\n", erq->flags); | |
240 | ||
241 | if (!iwm->umac_profile) { | |
242 | IWM_ERR(iwm, "UMAC profile not allocated yet\n"); | |
243 | return -ENODEV; | |
244 | } | |
245 | ||
246 | if (erq->length == WLAN_KEY_LEN_WEP40) { | |
247 | alg = UMAC_CIPHER_TYPE_WEP_40; | |
248 | iwm->umac_profile->sec.ucast_cipher = UMAC_CIPHER_TYPE_WEP_40; | |
249 | iwm->umac_profile->sec.mcast_cipher = UMAC_CIPHER_TYPE_WEP_40; | |
250 | } else if (erq->length == WLAN_KEY_LEN_WEP104) { | |
251 | alg = UMAC_CIPHER_TYPE_WEP_104; | |
252 | iwm->umac_profile->sec.ucast_cipher = UMAC_CIPHER_TYPE_WEP_104; | |
253 | iwm->umac_profile->sec.mcast_cipher = UMAC_CIPHER_TYPE_WEP_104; | |
254 | } | |
255 | ||
256 | if (erq->flags & IW_ENCODE_RESTRICTED) | |
257 | iwm->umac_profile->sec.auth_type = UMAC_AUTH_TYPE_LEGACY_PSK; | |
258 | else | |
259 | iwm->umac_profile->sec.auth_type = UMAC_AUTH_TYPE_OPEN; | |
260 | ||
261 | idx = erq->flags & IW_ENCODE_INDEX; | |
262 | if (idx == 0) { | |
263 | if (iwm->default_key) | |
264 | for (i = 0; i < IWM_NUM_KEYS; i++) { | |
265 | if (iwm->default_key == &iwm->keys[i]) { | |
266 | idx = i; | |
267 | break; | |
268 | } | |
269 | } | |
270 | else | |
271 | iwm->default_key = &iwm->keys[idx]; | |
272 | } else if (idx < 1 || idx > 4) { | |
273 | return -EINVAL; | |
274 | } else | |
275 | idx--; | |
276 | ||
277 | if (erq->flags & IW_ENCODE_DISABLED) | |
278 | remove = 1; | |
279 | else if (erq->length == 0) { | |
280 | if (!iwm->keys[idx].in_use) | |
281 | return -EINVAL; | |
282 | iwm->default_key = &iwm->keys[idx]; | |
283 | } | |
284 | ||
285 | if (erq->length) { | |
286 | key = &iwm->keys[idx]; | |
287 | memset(key, 0, sizeof(struct iwm_key)); | |
288 | memset(key->hdr.mac, 0xff, ETH_ALEN); | |
289 | key->hdr.key_idx = idx; | |
290 | key->hdr.multicast = 1; | |
291 | key->in_use = !remove; | |
292 | key->alg = alg; | |
293 | key->key_len = erq->length; | |
294 | memcpy(key->key, key_buf, erq->length); | |
295 | ||
296 | IWM_DBG_WEXT(iwm, DBG, "Setting key %d, default: %d\n", | |
297 | idx, !!iwm->default_key); | |
298 | } | |
299 | ||
300 | if (remove) { | |
301 | if ((erq->flags & IW_ENCODE_NOKEY) || (erq->length == 0)) { | |
302 | int j; | |
303 | for (j = 0; j < IWM_NUM_KEYS; j++) | |
304 | if (iwm->keys[j].in_use) { | |
305 | struct iwm_key *k = &iwm->keys[j]; | |
306 | ||
307 | k->in_use = 0; | |
308 | ret = iwm_set_key(iwm, remove, 0, k); | |
309 | if (ret < 0) | |
310 | return ret; | |
311 | } | |
312 | ||
313 | iwm->umac_profile->sec.ucast_cipher = | |
314 | UMAC_CIPHER_TYPE_NONE; | |
315 | iwm->umac_profile->sec.mcast_cipher = | |
316 | UMAC_CIPHER_TYPE_NONE; | |
317 | iwm->umac_profile->sec.auth_type = | |
318 | UMAC_AUTH_TYPE_OPEN; | |
319 | ||
320 | return 0; | |
321 | } else { | |
322 | key->in_use = 0; | |
323 | return iwm_set_key(iwm, remove, 0, key); | |
324 | } | |
325 | } | |
326 | ||
327 | /* | |
328 | * If we havent set a profile yet, we cant set keys. | |
329 | * Keys will be pushed after we're associated. | |
330 | */ | |
331 | if (!iwm->umac_profile_active) | |
332 | return 0; | |
333 | ||
334 | /* | |
335 | * If there is a current active profile, but no | |
336 | * default key, it's not worth trying to associate again. | |
337 | */ | |
338 | if (!iwm->default_key) | |
339 | return 0; | |
340 | ||
341 | /* | |
342 | * Here we have an active profile, but a key setting changed. | |
343 | * We thus have to invalidate the current profile, and push the | |
344 | * new one. Keys will be pushed when association takes place. | |
345 | */ | |
346 | ret = iwm_invalidate_mlme_profile(iwm); | |
347 | if (ret < 0) { | |
348 | IWM_ERR(iwm, "Couldn't invalidate profile\n"); | |
349 | return ret; | |
350 | } | |
351 | ||
352 | return iwm_send_mlme_profile(iwm); | |
353 | } | |
354 | ||
355 | static int iwm_wext_giwencode(struct net_device *dev, | |
356 | struct iw_request_info *info, | |
357 | struct iw_point *erq, char *key) | |
358 | { | |
359 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
360 | int idx, i; | |
361 | ||
362 | idx = erq->flags & IW_ENCODE_INDEX; | |
363 | if (idx < 1 || idx > 4) { | |
364 | idx = -1; | |
365 | if (!iwm->default_key) { | |
366 | erq->length = 0; | |
367 | erq->flags |= IW_ENCODE_NOKEY; | |
368 | return 0; | |
369 | } else | |
370 | for (i = 0; i < IWM_NUM_KEYS; i++) { | |
371 | if (iwm->default_key == &iwm->keys[i]) { | |
372 | idx = i; | |
373 | break; | |
374 | } | |
375 | } | |
376 | if (idx < 0) | |
377 | return -EINVAL; | |
378 | } else | |
379 | idx--; | |
380 | ||
381 | erq->flags = idx + 1; | |
382 | ||
383 | if (!iwm->keys[idx].in_use) { | |
384 | erq->length = 0; | |
385 | erq->flags |= IW_ENCODE_DISABLED; | |
386 | return 0; | |
387 | } | |
388 | ||
389 | memcpy(key, iwm->keys[idx].key, | |
390 | min_t(int, erq->length, iwm->keys[idx].key_len)); | |
391 | erq->length = iwm->keys[idx].key_len; | |
392 | erq->flags |= IW_ENCODE_ENABLED; | |
393 | ||
394 | if (iwm->umac_profile->mode == UMAC_MODE_BSS) { | |
395 | switch (iwm->umac_profile->sec.auth_type) { | |
396 | case UMAC_AUTH_TYPE_OPEN: | |
397 | erq->flags |= IW_ENCODE_OPEN; | |
398 | break; | |
399 | default: | |
400 | erq->flags |= IW_ENCODE_RESTRICTED; | |
401 | break; | |
402 | } | |
403 | } | |
404 | ||
405 | return 0; | |
406 | } | |
407 | ||
408 | static int iwm_set_wpa_version(struct iwm_priv *iwm, u8 wpa_version) | |
409 | { | |
410 | if (wpa_version & IW_AUTH_WPA_VERSION_WPA2) | |
411 | iwm->umac_profile->sec.flags = UMAC_SEC_FLG_RSNA_ON_MSK; | |
412 | else if (wpa_version & IW_AUTH_WPA_VERSION_WPA) | |
413 | iwm->umac_profile->sec.flags = UMAC_SEC_FLG_WPA_ON_MSK; | |
414 | else | |
415 | iwm->umac_profile->sec.flags = UMAC_SEC_FLG_LEGACY_PROFILE; | |
416 | ||
417 | return 0; | |
418 | } | |
419 | ||
420 | static int iwm_wext_siwpower(struct net_device *dev, | |
421 | struct iw_request_info *info, | |
422 | struct iw_param *wrq, char *extra) | |
423 | { | |
424 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
425 | u32 power_index; | |
426 | ||
427 | if (wrq->disabled) { | |
428 | power_index = IWM_POWER_INDEX_MIN; | |
429 | goto set; | |
430 | } else | |
431 | power_index = IWM_POWER_INDEX_DEFAULT; | |
432 | ||
433 | switch (wrq->flags & IW_POWER_MODE) { | |
434 | case IW_POWER_ON: | |
435 | case IW_POWER_MODE: | |
436 | case IW_POWER_ALL_R: | |
437 | break; | |
438 | default: | |
439 | return -EINVAL; | |
440 | } | |
441 | ||
442 | set: | |
443 | if (power_index == iwm->conf.power_index) | |
444 | return 0; | |
445 | ||
446 | iwm->conf.power_index = power_index; | |
447 | ||
448 | return iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX, | |
449 | CFG_POWER_INDEX, iwm->conf.power_index); | |
450 | } | |
451 | ||
452 | static int iwm_wext_giwpower(struct net_device *dev, | |
453 | struct iw_request_info *info, | |
454 | union iwreq_data *wrqu, char *extra) | |
455 | { | |
456 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
457 | ||
458 | wrqu->power.disabled = (iwm->conf.power_index == IWM_POWER_INDEX_MIN); | |
459 | ||
460 | return 0; | |
461 | } | |
462 | ||
463 | static int iwm_set_key_mgt(struct iwm_priv *iwm, u8 key_mgt) | |
464 | { | |
465 | u8 *auth_type = &iwm->umac_profile->sec.auth_type; | |
466 | ||
467 | if (key_mgt == IW_AUTH_KEY_MGMT_802_1X) | |
468 | *auth_type = UMAC_AUTH_TYPE_8021X; | |
469 | else if (key_mgt == IW_AUTH_KEY_MGMT_PSK) { | |
470 | if (iwm->umac_profile->sec.flags & | |
471 | (UMAC_SEC_FLG_WPA_ON_MSK | UMAC_SEC_FLG_RSNA_ON_MSK)) | |
472 | *auth_type = UMAC_AUTH_TYPE_RSNA_PSK; | |
473 | else | |
474 | *auth_type = UMAC_AUTH_TYPE_LEGACY_PSK; | |
475 | } else { | |
476 | IWM_ERR(iwm, "Invalid key mgt: 0x%x\n", key_mgt); | |
477 | return -EINVAL; | |
478 | } | |
479 | ||
480 | return 0; | |
481 | } | |
482 | ||
483 | static int iwm_set_cipher(struct iwm_priv *iwm, u8 cipher, u8 ucast) | |
484 | { | |
485 | u8 *profile_cipher = ucast ? &iwm->umac_profile->sec.ucast_cipher : | |
486 | &iwm->umac_profile->sec.mcast_cipher; | |
487 | ||
488 | switch (cipher) { | |
489 | case IW_AUTH_CIPHER_NONE: | |
490 | *profile_cipher = UMAC_CIPHER_TYPE_NONE; | |
491 | break; | |
492 | case IW_AUTH_CIPHER_WEP40: | |
493 | *profile_cipher = UMAC_CIPHER_TYPE_WEP_40; | |
494 | break; | |
495 | case IW_AUTH_CIPHER_TKIP: | |
496 | *profile_cipher = UMAC_CIPHER_TYPE_TKIP; | |
497 | break; | |
498 | case IW_AUTH_CIPHER_CCMP: | |
499 | *profile_cipher = UMAC_CIPHER_TYPE_CCMP; | |
500 | break; | |
501 | case IW_AUTH_CIPHER_WEP104: | |
502 | *profile_cipher = UMAC_CIPHER_TYPE_WEP_104; | |
503 | break; | |
504 | default: | |
505 | IWM_ERR(iwm, "Unsupported cipher: 0x%x\n", cipher); | |
506 | return -ENOTSUPP; | |
507 | } | |
508 | ||
509 | return 0; | |
510 | } | |
511 | ||
512 | static int iwm_set_auth_alg(struct iwm_priv *iwm, u8 auth_alg) | |
513 | { | |
514 | u8 *auth_type = &iwm->umac_profile->sec.auth_type; | |
515 | ||
516 | switch (auth_alg) { | |
517 | case IW_AUTH_ALG_OPEN_SYSTEM: | |
518 | *auth_type = UMAC_AUTH_TYPE_OPEN; | |
519 | break; | |
520 | case IW_AUTH_ALG_SHARED_KEY: | |
521 | if (iwm->umac_profile->sec.flags & | |
522 | (UMAC_SEC_FLG_WPA_ON_MSK | UMAC_SEC_FLG_RSNA_ON_MSK)) { | |
523 | if (*auth_type == UMAC_AUTH_TYPE_8021X) | |
524 | return -EINVAL; | |
525 | *auth_type = UMAC_AUTH_TYPE_RSNA_PSK; | |
526 | } else { | |
527 | *auth_type = UMAC_AUTH_TYPE_LEGACY_PSK; | |
528 | } | |
529 | break; | |
530 | case IW_AUTH_ALG_LEAP: | |
531 | default: | |
532 | IWM_ERR(iwm, "Unsupported auth alg: 0x%x\n", auth_alg); | |
533 | return -ENOTSUPP; | |
534 | } | |
535 | ||
536 | return 0; | |
537 | } | |
538 | ||
539 | static int iwm_wext_siwauth(struct net_device *dev, | |
540 | struct iw_request_info *info, | |
541 | struct iw_param *data, char *extra) | |
542 | { | |
543 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
544 | int ret; | |
545 | ||
546 | if ((data->flags) & | |
547 | (IW_AUTH_WPA_VERSION | IW_AUTH_KEY_MGMT | | |
548 | IW_AUTH_WPA_ENABLED | IW_AUTH_80211_AUTH_ALG)) { | |
549 | /* We need to invalidate the current profile */ | |
550 | if (iwm->umac_profile_active) { | |
551 | ret = iwm_invalidate_mlme_profile(iwm); | |
552 | if (ret < 0) { | |
553 | IWM_ERR(iwm, "Couldn't invalidate profile\n"); | |
554 | return ret; | |
555 | } | |
556 | } | |
557 | } | |
558 | ||
559 | switch (data->flags & IW_AUTH_INDEX) { | |
560 | case IW_AUTH_WPA_VERSION: | |
561 | return iwm_set_wpa_version(iwm, data->value); | |
562 | break; | |
563 | case IW_AUTH_CIPHER_PAIRWISE: | |
564 | return iwm_set_cipher(iwm, data->value, 1); | |
565 | break; | |
566 | case IW_AUTH_CIPHER_GROUP: | |
567 | return iwm_set_cipher(iwm, data->value, 0); | |
568 | break; | |
569 | case IW_AUTH_KEY_MGMT: | |
570 | return iwm_set_key_mgt(iwm, data->value); | |
571 | break; | |
572 | case IW_AUTH_80211_AUTH_ALG: | |
573 | return iwm_set_auth_alg(iwm, data->value); | |
574 | break; | |
575 | default: | |
576 | return -ENOTSUPP; | |
577 | } | |
578 | ||
579 | return 0; | |
580 | } | |
581 | ||
582 | static int iwm_wext_giwauth(struct net_device *dev, | |
583 | struct iw_request_info *info, | |
584 | struct iw_param *data, char *extra) | |
585 | { | |
586 | return 0; | |
587 | } | |
588 | ||
589 | static int iwm_wext_siwencodeext(struct net_device *dev, | |
590 | struct iw_request_info *info, | |
591 | struct iw_point *erq, char *extra) | |
592 | { | |
593 | struct iwm_priv *iwm = ndev_to_iwm(dev); | |
594 | struct iwm_key *key; | |
595 | struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; | |
596 | int uninitialized_var(alg), idx, i, remove = 0; | |
597 | ||
598 | IWM_DBG_WEXT(iwm, DBG, "alg: 0x%x\n", ext->alg); | |
599 | IWM_DBG_WEXT(iwm, DBG, "key len: %d\n", ext->key_len); | |
600 | IWM_DBG_WEXT(iwm, DBG, "ext_flags: 0x%x\n", ext->ext_flags); | |
601 | IWM_DBG_WEXT(iwm, DBG, "flags: 0x%x\n", erq->flags); | |
602 | IWM_DBG_WEXT(iwm, DBG, "length: 0x%x\n", erq->length); | |
603 | ||
604 | switch (ext->alg) { | |
605 | case IW_ENCODE_ALG_NONE: | |
606 | remove = 1; | |
607 | break; | |
608 | case IW_ENCODE_ALG_WEP: | |
609 | if (ext->key_len == WLAN_KEY_LEN_WEP40) | |
610 | alg = UMAC_CIPHER_TYPE_WEP_40; | |
611 | else if (ext->key_len == WLAN_KEY_LEN_WEP104) | |
612 | alg = UMAC_CIPHER_TYPE_WEP_104; | |
613 | else { | |
614 | IWM_ERR(iwm, "Invalid key length: %d\n", ext->key_len); | |
615 | return -EINVAL; | |
616 | } | |
617 | ||
618 | break; | |
619 | case IW_ENCODE_ALG_TKIP: | |
620 | alg = UMAC_CIPHER_TYPE_TKIP; | |
621 | break; | |
622 | case IW_ENCODE_ALG_CCMP: | |
623 | alg = UMAC_CIPHER_TYPE_CCMP; | |
624 | break; | |
625 | default: | |
626 | return -EOPNOTSUPP; | |
627 | } | |
628 | ||
629 | idx = erq->flags & IW_ENCODE_INDEX; | |
630 | ||
631 | if (idx == 0) { | |
632 | if (iwm->default_key) | |
633 | for (i = 0; i < IWM_NUM_KEYS; i++) { | |
634 | if (iwm->default_key == &iwm->keys[i]) { | |
635 | idx = i; | |
636 | break; | |
637 | } | |
638 | } | |
639 | } else if (idx < 1 || idx > 4) { | |
640 | return -EINVAL; | |
641 | } else | |
642 | idx--; | |
643 | ||
644 | if (erq->flags & IW_ENCODE_DISABLED) | |
645 | remove = 1; | |
646 | else if ((erq->length == 0) || | |
647 | (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) { | |
648 | iwm->default_key = &iwm->keys[idx]; | |
649 | if (iwm->umac_profile_active && ext->alg == IW_ENCODE_ALG_WEP) | |
650 | return iwm_set_tx_key(iwm, idx); | |
651 | } | |
652 | ||
653 | key = iwm_key_init(iwm, idx, !remove, ext, alg); | |
654 | ||
655 | return iwm_set_key(iwm, remove, !iwm->default_key, key); | |
656 | } | |
657 | ||
658 | static const iw_handler iwm_handlers[] = | |
659 | { | |
660 | (iw_handler) NULL, /* SIOCSIWCOMMIT */ | |
661 | (iw_handler) cfg80211_wext_giwname, /* SIOCGIWNAME */ | |
662 | (iw_handler) NULL, /* SIOCSIWNWID */ | |
663 | (iw_handler) NULL, /* SIOCGIWNWID */ | |
664 | (iw_handler) iwm_wext_siwfreq, /* SIOCSIWFREQ */ | |
665 | (iw_handler) iwm_wext_giwfreq, /* SIOCGIWFREQ */ | |
666 | (iw_handler) cfg80211_wext_siwmode, /* SIOCSIWMODE */ | |
667 | (iw_handler) cfg80211_wext_giwmode, /* SIOCGIWMODE */ | |
668 | (iw_handler) NULL, /* SIOCSIWSENS */ | |
669 | (iw_handler) NULL, /* SIOCGIWSENS */ | |
670 | (iw_handler) NULL /* not used */, /* SIOCSIWRANGE */ | |
671 | (iw_handler) cfg80211_wext_giwrange, /* SIOCGIWRANGE */ | |
672 | (iw_handler) NULL /* not used */, /* SIOCSIWPRIV */ | |
673 | (iw_handler) NULL /* kernel code */, /* SIOCGIWPRIV */ | |
674 | (iw_handler) NULL /* not used */, /* SIOCSIWSTATS */ | |
675 | (iw_handler) NULL /* kernel code */, /* SIOCGIWSTATS */ | |
676 | (iw_handler) NULL, /* SIOCSIWSPY */ | |
677 | (iw_handler) NULL, /* SIOCGIWSPY */ | |
678 | (iw_handler) NULL, /* SIOCSIWTHRSPY */ | |
679 | (iw_handler) NULL, /* SIOCGIWTHRSPY */ | |
680 | (iw_handler) iwm_wext_siwap, /* SIOCSIWAP */ | |
681 | (iw_handler) iwm_wext_giwap, /* SIOCGIWAP */ | |
682 | (iw_handler) NULL, /* SIOCSIWMLME */ | |
683 | (iw_handler) NULL, /* SIOCGIWAPLIST */ | |
684 | (iw_handler) cfg80211_wext_siwscan, /* SIOCSIWSCAN */ | |
685 | (iw_handler) cfg80211_wext_giwscan, /* SIOCGIWSCAN */ | |
686 | (iw_handler) iwm_wext_siwessid, /* SIOCSIWESSID */ | |
687 | (iw_handler) iwm_wext_giwessid, /* SIOCGIWESSID */ | |
688 | (iw_handler) NULL, /* SIOCSIWNICKN */ | |
689 | (iw_handler) NULL, /* SIOCGIWNICKN */ | |
690 | (iw_handler) NULL, /* -- hole -- */ | |
691 | (iw_handler) NULL, /* -- hole -- */ | |
692 | (iw_handler) NULL, /* SIOCSIWRATE */ | |
693 | (iw_handler) iwm_wext_giwrate, /* SIOCGIWRATE */ | |
694 | (iw_handler) cfg80211_wext_siwrts, /* SIOCSIWRTS */ | |
695 | (iw_handler) cfg80211_wext_giwrts, /* SIOCGIWRTS */ | |
696 | (iw_handler) cfg80211_wext_siwfrag, /* SIOCSIWFRAG */ | |
697 | (iw_handler) cfg80211_wext_giwfrag, /* SIOCGIWFRAG */ | |
698 | (iw_handler) NULL, /* SIOCSIWTXPOW */ | |
699 | (iw_handler) NULL, /* SIOCGIWTXPOW */ | |
700 | (iw_handler) NULL, /* SIOCSIWRETRY */ | |
701 | (iw_handler) NULL, /* SIOCGIWRETRY */ | |
702 | (iw_handler) iwm_wext_siwencode, /* SIOCSIWENCODE */ | |
703 | (iw_handler) iwm_wext_giwencode, /* SIOCGIWENCODE */ | |
704 | (iw_handler) iwm_wext_siwpower, /* SIOCSIWPOWER */ | |
705 | (iw_handler) iwm_wext_giwpower, /* SIOCGIWPOWER */ | |
706 | (iw_handler) NULL, /* -- hole -- */ | |
707 | (iw_handler) NULL, /* -- hole -- */ | |
708 | (iw_handler) NULL, /* SIOCSIWGENIE */ | |
709 | (iw_handler) NULL, /* SIOCGIWGENIE */ | |
710 | (iw_handler) iwm_wext_siwauth, /* SIOCSIWAUTH */ | |
711 | (iw_handler) iwm_wext_giwauth, /* SIOCGIWAUTH */ | |
712 | (iw_handler) iwm_wext_siwencodeext, /* SIOCSIWENCODEEXT */ | |
713 | (iw_handler) NULL, /* SIOCGIWENCODEEXT */ | |
714 | (iw_handler) NULL, /* SIOCSIWPMKSA */ | |
715 | (iw_handler) NULL, /* -- hole -- */ | |
716 | }; | |
717 | ||
718 | const struct iw_handler_def iwm_iw_handler_def = { | |
719 | .num_standard = ARRAY_SIZE(iwm_handlers), | |
720 | .standard = (iw_handler *) iwm_handlers, | |
721 | .get_wireless_stats = iwm_get_wireless_stats, | |
722 | }; | |
723 |