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32#include <linux/wireless.h>
33#include <linux/kmod.h>
34#include <linux/module.h>
35
36#include "rtllib.h"
37struct modes_unit {
38 char *mode_string;
39 int mode_size;
40};
41static struct modes_unit rtllib_modes[] = {
42 {"a", 1},
43 {"b", 1},
44 {"g", 1},
45 {"?", 1},
46 {"N-24G", 5},
47 {"N-5G", 4},
48};
49
50#define MAX_CUSTOM_LEN 64
51static inline char *rtl819x_translate_scan(struct rtllib_device *ieee,
52 char *start, char *stop,
53 struct rtllib_network *network,
54 struct iw_request_info *info)
55{
56 char custom[MAX_CUSTOM_LEN];
57 char proto_name[IFNAMSIZ];
58 char *pname = proto_name;
59 char *p;
60 struct iw_event iwe;
61 int i, j;
62 u16 max_rate, rate;
63 static u8 EWC11NHTCap[] = {0x00, 0x90, 0x4c, 0x33};
64
65
66 iwe.cmd = SIOCGIWAP;
67 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
68 memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN);
69 start = iwe_stream_add_event_rsl(info, start, stop,
70 &iwe, IW_EV_ADDR_LEN);
71
72
73
74 iwe.cmd = SIOCGIWESSID;
75 iwe.u.data.flags = 1;
76 if (network->ssid_len > 0) {
77 iwe.u.data.length = min(network->ssid_len, (u8)32);
78 start = iwe_stream_add_point_rsl(info, start, stop, &iwe,
79 network->ssid);
80 } else if (network->hidden_ssid_len == 0) {
81 iwe.u.data.length = sizeof("<hidden>");
82 start = iwe_stream_add_point_rsl(info, start, stop,
83 &iwe, "<hidden>");
84 } else {
85 iwe.u.data.length = min(network->hidden_ssid_len, (u8)32);
86 start = iwe_stream_add_point_rsl(info, start, stop, &iwe,
87 network->hidden_ssid);
88 }
89
90 iwe.cmd = SIOCGIWNAME;
91 for (i = 0; i < ARRAY_SIZE(rtllib_modes); i++) {
92 if (network->mode&(1<<i)) {
93 sprintf(pname, rtllib_modes[i].mode_string,
94 rtllib_modes[i].mode_size);
95 pname += rtllib_modes[i].mode_size;
96 }
97 }
98 *pname = '\0';
99 snprintf(iwe.u.name, IFNAMSIZ, "IEEE802.11%s", proto_name);
100 start = iwe_stream_add_event_rsl(info, start, stop,
101 &iwe, IW_EV_CHAR_LEN);
102
103 iwe.cmd = SIOCGIWMODE;
104 if (network->capability &
105 (WLAN_CAPABILITY_ESS | WLAN_CAPABILITY_IBSS)) {
106 if (network->capability & WLAN_CAPABILITY_ESS)
107 iwe.u.mode = IW_MODE_MASTER;
108 else
109 iwe.u.mode = IW_MODE_ADHOC;
110 start = iwe_stream_add_event_rsl(info, start, stop,
111 &iwe, IW_EV_UINT_LEN);
112 }
113
114
115 iwe.cmd = SIOCGIWFREQ;
116
117
118 iwe.u.freq.m = network->channel;
119 iwe.u.freq.e = 0;
120 iwe.u.freq.i = 0;
121 start = iwe_stream_add_event_rsl(info, start, stop, &iwe,
122 IW_EV_FREQ_LEN);
123
124
125 iwe.cmd = SIOCGIWENCODE;
126 if (network->capability & WLAN_CAPABILITY_PRIVACY)
127 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
128 else
129 iwe.u.data.flags = IW_ENCODE_DISABLED;
130 iwe.u.data.length = 0;
131 start = iwe_stream_add_point_rsl(info, start, stop,
132 &iwe, network->ssid);
133
134 max_rate = 0;
135 p = custom;
136 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
137 for (i = 0, j = 0; i < network->rates_len;) {
138 if (j < network->rates_ex_len &&
139 ((network->rates_ex[j] & 0x7F) <
140 (network->rates[i] & 0x7F)))
141 rate = network->rates_ex[j++] & 0x7F;
142 else
143 rate = network->rates[i++] & 0x7F;
144 if (rate > max_rate)
145 max_rate = rate;
146 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
147 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
148 }
149 for (; j < network->rates_ex_len; j++) {
150 rate = network->rates_ex[j] & 0x7F;
151 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
152 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
153 if (rate > max_rate)
154 max_rate = rate;
155 }
156
157 if (network->mode >= IEEE_N_24G) {
158 struct ht_capab_ele *ht_cap = NULL;
159 bool is40M = false, isShortGI = false;
160 u8 max_mcs = 0;
161 if (!memcmp(network->bssht.bdHTCapBuf, EWC11NHTCap, 4))
162 ht_cap = (struct ht_capab_ele *)
163 &network->bssht.bdHTCapBuf[4];
164 else
165 ht_cap = (struct ht_capab_ele *)
166 &network->bssht.bdHTCapBuf[0];
167 is40M = (ht_cap->ChlWidth) ? 1 : 0;
168 isShortGI = (ht_cap->ChlWidth) ?
169 ((ht_cap->ShortGI40Mhz) ? 1 : 0) :
170 ((ht_cap->ShortGI20Mhz) ? 1 : 0);
171
172 max_mcs = HTGetHighestMCSRate(ieee, ht_cap->MCS,
173 MCS_FILTER_ALL);
174 rate = MCS_DATA_RATE[is40M][isShortGI][max_mcs & 0x7f];
175 if (rate > max_rate)
176 max_rate = rate;
177 }
178 iwe.cmd = SIOCGIWRATE;
179 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
180 iwe.u.bitrate.value = max_rate * 500000;
181 start = iwe_stream_add_event_rsl(info, start, stop, &iwe,
182 IW_EV_PARAM_LEN);
183 iwe.cmd = IWEVCUSTOM;
184 iwe.u.data.length = p - custom;
185 if (iwe.u.data.length)
186 start = iwe_stream_add_point_rsl(info, start, stop,
187 &iwe, custom);
188
189
190 iwe.cmd = IWEVQUAL;
191 iwe.u.qual.qual = network->stats.signal;
192 iwe.u.qual.level = network->stats.rssi;
193 iwe.u.qual.noise = network->stats.noise;
194 iwe.u.qual.updated = network->stats.mask & RTLLIB_STATMASK_WEMASK;
195 if (!(network->stats.mask & RTLLIB_STATMASK_RSSI))
196 iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
197 if (!(network->stats.mask & RTLLIB_STATMASK_NOISE))
198 iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID;
199 if (!(network->stats.mask & RTLLIB_STATMASK_SIGNAL))
200 iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID;
201 iwe.u.qual.updated = 7;
202 start = iwe_stream_add_event_rsl(info, start, stop, &iwe,
203 IW_EV_QUAL_LEN);
204
205 iwe.cmd = IWEVCUSTOM;
206 p = custom;
207 iwe.u.data.length = p - custom;
208 if (iwe.u.data.length)
209 start = iwe_stream_add_point_rsl(info, start, stop,
210 &iwe, custom);
211
212 memset(&iwe, 0, sizeof(iwe));
213 if (network->wpa_ie_len) {
214 char buf[MAX_WPA_IE_LEN];
215 memcpy(buf, network->wpa_ie, network->wpa_ie_len);
216 iwe.cmd = IWEVGENIE;
217 iwe.u.data.length = network->wpa_ie_len;
218 start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf);
219 }
220 memset(&iwe, 0, sizeof(iwe));
221 if (network->rsn_ie_len) {
222 char buf[MAX_WPA_IE_LEN];
223 memcpy(buf, network->rsn_ie, network->rsn_ie_len);
224 iwe.cmd = IWEVGENIE;
225 iwe.u.data.length = network->rsn_ie_len;
226 start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf);
227 }
228
229
230 memset(&iwe, 0, sizeof(iwe));
231 if (network->wzc_ie_len) {
232 char buf[MAX_WZC_IE_LEN];
233 memcpy(buf, network->wzc_ie, network->wzc_ie_len);
234 iwe.cmd = IWEVGENIE;
235 iwe.u.data.length = network->wzc_ie_len;
236 start = iwe_stream_add_point_rsl(info, start, stop, &iwe, buf);
237 }
238
239
240
241 iwe.cmd = IWEVCUSTOM;
242 p = custom;
243 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
244 " Last beacon: %lums ago",
245 (jiffies - network->last_scanned) / (HZ / 100));
246 iwe.u.data.length = p - custom;
247 if (iwe.u.data.length)
248 start = iwe_stream_add_point_rsl(info, start, stop,
249 &iwe, custom);
250
251 return start;
252}
253
254int rtllib_wx_get_scan(struct rtllib_device *ieee,
255 struct iw_request_info *info,
256 union iwreq_data *wrqu, char *extra)
257{
258 struct rtllib_network *network;
259 unsigned long flags;
260
261 char *ev = extra;
262 char *stop = ev + wrqu->data.length;
263 int i = 0;
264 int err = 0;
265 RTLLIB_DEBUG_WX("Getting scan\n");
266 down(&ieee->wx_sem);
267 spin_lock_irqsave(&ieee->lock, flags);
268
269 list_for_each_entry(network, &ieee->network_list, list) {
270 i++;
271 if ((stop - ev) < 200) {
272 err = -E2BIG;
273 break;
274 }
275 if (ieee->scan_age == 0 ||
276 time_after(network->last_scanned + ieee->scan_age, jiffies))
277 ev = rtl819x_translate_scan(ieee, ev, stop, network,
278 info);
279 else
280 RTLLIB_DEBUG_SCAN("Not showing network '%s ("
281 " %pM)' due to age (%lums).\n",
282 escape_essid(network->ssid,
283 network->ssid_len),
284 network->bssid,
285 (jiffies - network->last_scanned) / (HZ / 100));
286 }
287
288 spin_unlock_irqrestore(&ieee->lock, flags);
289 up(&ieee->wx_sem);
290 wrqu->data.length = ev - extra;
291 wrqu->data.flags = 0;
292
293 RTLLIB_DEBUG_WX("exit: %d networks returned.\n", i);
294
295 return err;
296}
297EXPORT_SYMBOL(rtllib_wx_get_scan);
298
299int rtllib_wx_set_encode(struct rtllib_device *ieee,
300 struct iw_request_info *info,
301 union iwreq_data *wrqu, char *keybuf)
302{
303 struct iw_point *erq = &(wrqu->encoding);
304 struct net_device *dev = ieee->dev;
305 struct rtllib_security sec = {
306 .flags = 0
307 };
308 int i, key, key_provided, len;
309 struct lib80211_crypt_data **crypt;
310
311 RTLLIB_DEBUG_WX("SET_ENCODE\n");
312
313 key = erq->flags & IW_ENCODE_INDEX;
314 if (key) {
315 if (key > NUM_WEP_KEYS)
316 return -EINVAL;
317 key--;
318 key_provided = 1;
319 } else {
320 key_provided = 0;
321 key = ieee->crypt_info.tx_keyidx;
322 }
323
324 RTLLIB_DEBUG_WX("Key: %d [%s]\n", key, key_provided ?
325 "provided" : "default");
326 crypt = &ieee->crypt_info.crypt[key];
327 if (erq->flags & IW_ENCODE_DISABLED) {
328 if (key_provided && *crypt) {
329 RTLLIB_DEBUG_WX("Disabling encryption on key %d.\n",
330 key);
331 lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
332 } else
333 RTLLIB_DEBUG_WX("Disabling encryption.\n");
334
335
336
337 for (i = 0; i < NUM_WEP_KEYS; i++) {
338 if (ieee->crypt_info.crypt[i] != NULL) {
339 if (key_provided)
340 break;
341 lib80211_crypt_delayed_deinit(&ieee->crypt_info,
342 &ieee->crypt_info.crypt[i]);
343 }
344 }
345
346 if (i == NUM_WEP_KEYS) {
347 sec.enabled = 0;
348 sec.level = SEC_LEVEL_0;
349 sec.flags |= SEC_ENABLED | SEC_LEVEL;
350 }
351
352 goto done;
353 }
354
355
356
357 sec.enabled = 1;
358 sec.flags |= SEC_ENABLED;
359
360 if (*crypt != NULL && (*crypt)->ops != NULL &&
361 strcmp((*crypt)->ops->name, "R-WEP") != 0) {
362
363
364 lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
365 }
366
367 if (*crypt == NULL) {
368 struct lib80211_crypt_data *new_crypt;
369
370
371 new_crypt = kzalloc(sizeof(struct lib80211_crypt_data),
372 GFP_KERNEL);
373 if (new_crypt == NULL)
374 return -ENOMEM;
375 new_crypt->ops = lib80211_get_crypto_ops("R-WEP");
376 if (!new_crypt->ops) {
377 request_module("rtllib_crypt_wep");
378 new_crypt->ops = lib80211_get_crypto_ops("R-WEP");
379 }
380
381 if (new_crypt->ops)
382 new_crypt->priv = new_crypt->ops->init(key);
383
384 if (!new_crypt->ops || !new_crypt->priv) {
385 kfree(new_crypt);
386 new_crypt = NULL;
387
388 printk(KERN_WARNING "%s: could not initialize WEP: "
389 "load module rtllib_crypt_wep\n",
390 dev->name);
391 return -EOPNOTSUPP;
392 }
393 *crypt = new_crypt;
394 }
395
396
397 if (erq->length > 0) {
398 len = erq->length <= 5 ? 5 : 13;
399 memcpy(sec.keys[key], keybuf, erq->length);
400 if (len > erq->length)
401 memset(sec.keys[key] + erq->length, 0,
402 len - erq->length);
403 RTLLIB_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n",
404 key, escape_essid(sec.keys[key], len),
405 erq->length, len);
406 sec.key_sizes[key] = len;
407 (*crypt)->ops->set_key(sec.keys[key], len, NULL,
408 (*crypt)->priv);
409 sec.flags |= (1 << key);
410
411
412 if (key == sec.active_key)
413 sec.flags |= SEC_ACTIVE_KEY;
414 ieee->crypt_info.tx_keyidx = key;
415
416 } else {
417 len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN,
418 NULL, (*crypt)->priv);
419 if (len == 0) {
420
421 printk(KERN_INFO "Setting key %d to all zero.\n",
422 key);
423
424 RTLLIB_DEBUG_WX("Setting key %d to all zero.\n",
425 key);
426 memset(sec.keys[key], 0, 13);
427 (*crypt)->ops->set_key(sec.keys[key], 13, NULL,
428 (*crypt)->priv);
429 sec.key_sizes[key] = 13;
430 sec.flags |= (1 << key);
431 }
432
433
434 if (key_provided) {
435 RTLLIB_DEBUG_WX(
436 "Setting key %d to default Tx key.\n", key);
437 ieee->crypt_info.tx_keyidx = key;
438 sec.active_key = key;
439 sec.flags |= SEC_ACTIVE_KEY;
440 }
441 }
442 done:
443 ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED);
444 ieee->auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN :
445 WLAN_AUTH_SHARED_KEY;
446 sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY;
447 sec.flags |= SEC_AUTH_MODE;
448 RTLLIB_DEBUG_WX("Auth: %s\n", sec.auth_mode == WLAN_AUTH_OPEN ?
449 "OPEN" : "SHARED KEY");
450
451
452
453 sec.flags |= SEC_LEVEL;
454 sec.level = SEC_LEVEL_1;
455
456 if (ieee->set_security)
457 ieee->set_security(dev, &sec);
458
459
460
461
462
463
464 if (ieee->reset_on_keychange &&
465 ieee->iw_mode != IW_MODE_INFRA &&
466 ieee->reset_port && ieee->reset_port(dev)) {
467 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
468 return -EINVAL;
469 }
470 return 0;
471}
472EXPORT_SYMBOL(rtllib_wx_set_encode);
473
474int rtllib_wx_get_encode(struct rtllib_device *ieee,
475 struct iw_request_info *info,
476 union iwreq_data *wrqu, char *keybuf)
477{
478 struct iw_point *erq = &(wrqu->encoding);
479 int len, key;
480 struct lib80211_crypt_data *crypt;
481
482 RTLLIB_DEBUG_WX("GET_ENCODE\n");
483
484 if (ieee->iw_mode == IW_MODE_MONITOR)
485 return -1;
486
487 key = erq->flags & IW_ENCODE_INDEX;
488 if (key) {
489 if (key > NUM_WEP_KEYS)
490 return -EINVAL;
491 key--;
492 } else {
493 key = ieee->crypt_info.tx_keyidx;
494 }
495 crypt = ieee->crypt_info.crypt[key];
496
497 erq->flags = key + 1;
498
499 if (crypt == NULL || crypt->ops == NULL) {
500 erq->length = 0;
501 erq->flags |= IW_ENCODE_DISABLED;
502 return 0;
503 }
504 len = crypt->ops->get_key(keybuf, SCM_KEY_LEN, NULL, crypt->priv);
505 erq->length = (len >= 0 ? len : 0);
506
507 erq->flags |= IW_ENCODE_ENABLED;
508
509 if (ieee->open_wep)
510 erq->flags |= IW_ENCODE_OPEN;
511 else
512 erq->flags |= IW_ENCODE_RESTRICTED;
513
514 return 0;
515}
516EXPORT_SYMBOL(rtllib_wx_get_encode);
517
518int rtllib_wx_set_encode_ext(struct rtllib_device *ieee,
519 struct iw_request_info *info,
520 union iwreq_data *wrqu, char *extra)
521{
522 int ret = 0;
523 struct net_device *dev = ieee->dev;
524 struct iw_point *encoding = &wrqu->encoding;
525 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
526 int i, idx;
527 int group_key = 0;
528 const char *alg, *module;
529 struct lib80211_crypto_ops *ops;
530 struct lib80211_crypt_data **crypt;
531
532 struct rtllib_security sec = {
533 .flags = 0,
534 };
535 idx = encoding->flags & IW_ENCODE_INDEX;
536 if (idx) {
537 if (idx < 1 || idx > NUM_WEP_KEYS)
538 return -EINVAL;
539 idx--;
540 } else{
541 idx = ieee->crypt_info.tx_keyidx;
542 }
543 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
544 crypt = &ieee->crypt_info.crypt[idx];
545 group_key = 1;
546 } else {
547
548 if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP)
549 return -EINVAL;
550 if (ieee->iw_mode == IW_MODE_INFRA)
551 crypt = &ieee->crypt_info.crypt[idx];
552 else
553 return -EINVAL;
554 }
555
556 sec.flags |= SEC_ENABLED;
557 if ((encoding->flags & IW_ENCODE_DISABLED) ||
558 ext->alg == IW_ENCODE_ALG_NONE) {
559 if (*crypt)
560 lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
561
562 for (i = 0; i < NUM_WEP_KEYS; i++) {
563 if (ieee->crypt_info.crypt[i] != NULL)
564 break;
565 }
566 if (i == NUM_WEP_KEYS) {
567 sec.enabled = 0;
568 sec.level = SEC_LEVEL_0;
569 sec.flags |= SEC_LEVEL;
570 }
571 goto done;
572 }
573
574 sec.enabled = 1;
575 switch (ext->alg) {
576 case IW_ENCODE_ALG_WEP:
577 alg = "R-WEP";
578 module = "rtllib_crypt_wep";
579 break;
580 case IW_ENCODE_ALG_TKIP:
581 alg = "R-TKIP";
582 module = "rtllib_crypt_tkip";
583 break;
584 case IW_ENCODE_ALG_CCMP:
585 alg = "R-CCMP";
586 module = "rtllib_crypt_ccmp";
587 break;
588 default:
589 RTLLIB_DEBUG_WX("%s: unknown crypto alg %d\n",
590 dev->name, ext->alg);
591 ret = -EINVAL;
592 goto done;
593 }
594 printk(KERN_INFO "alg name:%s\n", alg);
595
596 ops = lib80211_get_crypto_ops(alg);
597 if (ops == NULL) {
598 char tempbuf[100];
599
600 memset(tempbuf, 0x00, 100);
601 sprintf(tempbuf, "%s", module);
602 request_module("%s", tempbuf);
603 ops = lib80211_get_crypto_ops(alg);
604 }
605 if (ops == NULL) {
606 RTLLIB_DEBUG_WX("%s: unknown crypto alg %d\n",
607 dev->name, ext->alg);
608 printk(KERN_INFO "========>unknown crypto alg %d\n", ext->alg);
609 ret = -EINVAL;
610 goto done;
611 }
612
613 if (*crypt == NULL || (*crypt)->ops != ops) {
614 struct lib80211_crypt_data *new_crypt;
615
616 lib80211_crypt_delayed_deinit(&ieee->crypt_info, crypt);
617
618 new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
619 if (new_crypt == NULL) {
620 ret = -ENOMEM;
621 goto done;
622 }
623 new_crypt->ops = ops;
624 if (new_crypt->ops)
625 new_crypt->priv = new_crypt->ops->init(idx);
626
627 if (new_crypt->priv == NULL) {
628 kfree(new_crypt);
629 ret = -EINVAL;
630 goto done;
631 }
632 *crypt = new_crypt;
633
634 }
635
636 if (ext->key_len > 0 && (*crypt)->ops->set_key &&
637 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
638 (*crypt)->priv) < 0) {
639 RTLLIB_DEBUG_WX("%s: key setting failed\n", dev->name);
640 printk(KERN_INFO "key setting failed\n");
641 ret = -EINVAL;
642 goto done;
643 }
644 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
645 ieee->crypt_info.tx_keyidx = idx;
646 sec.active_key = idx;
647 sec.flags |= SEC_ACTIVE_KEY;
648 }
649 if (ext->alg != IW_ENCODE_ALG_NONE) {
650 sec.key_sizes[idx] = ext->key_len;
651 sec.flags |= (1 << idx);
652 if (ext->alg == IW_ENCODE_ALG_WEP) {
653 sec.flags |= SEC_LEVEL;
654 sec.level = SEC_LEVEL_1;
655 } else if (ext->alg == IW_ENCODE_ALG_TKIP) {
656 sec.flags |= SEC_LEVEL;
657 sec.level = SEC_LEVEL_2;
658 } else if (ext->alg == IW_ENCODE_ALG_CCMP) {
659 sec.flags |= SEC_LEVEL;
660 sec.level = SEC_LEVEL_3;
661 }
662
663 if (group_key)
664 sec.flags &= ~SEC_LEVEL;
665 }
666done:
667 if (ieee->set_security)
668 ieee->set_security(ieee->dev, &sec);
669
670 if (ieee->reset_on_keychange &&
671 ieee->iw_mode != IW_MODE_INFRA &&
672 ieee->reset_port && ieee->reset_port(dev)) {
673 RTLLIB_DEBUG_WX("%s: reset_port failed\n", dev->name);
674 return -EINVAL;
675 }
676 return ret;
677}
678EXPORT_SYMBOL(rtllib_wx_set_encode_ext);
679
680int rtllib_wx_get_encode_ext(struct rtllib_device *ieee,
681 struct iw_request_info *info,
682 union iwreq_data *wrqu, char *extra)
683{
684 struct iw_point *encoding = &wrqu->encoding;
685 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
686 struct lib80211_crypt_data *crypt;
687 int idx, max_key_len;
688
689 max_key_len = encoding->length - sizeof(*ext);
690 if (max_key_len < 0)
691 return -EINVAL;
692
693 idx = encoding->flags & IW_ENCODE_INDEX;
694 if (idx) {
695 if (idx < 1 || idx > NUM_WEP_KEYS)
696 return -EINVAL;
697 idx--;
698 } else {
699 idx = ieee->crypt_info.tx_keyidx;
700 }
701 if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) &&
702 (ext->alg != IW_ENCODE_ALG_WEP))
703 if (idx != 0 || (ieee->iw_mode != IW_MODE_INFRA))
704 return -EINVAL;
705
706 crypt = ieee->crypt_info.crypt[idx];
707
708 encoding->flags = idx + 1;
709 memset(ext, 0, sizeof(*ext));
710
711 if (crypt == NULL || crypt->ops == NULL) {
712 ext->alg = IW_ENCODE_ALG_NONE;
713 ext->key_len = 0;
714 encoding->flags |= IW_ENCODE_DISABLED;
715 } else {
716 if (strcmp(crypt->ops->name, "R-WEP") == 0)
717 ext->alg = IW_ENCODE_ALG_WEP;
718 else if (strcmp(crypt->ops->name, "R-TKIP"))
719 ext->alg = IW_ENCODE_ALG_TKIP;
720 else if (strcmp(crypt->ops->name, "R-CCMP"))
721 ext->alg = IW_ENCODE_ALG_CCMP;
722 else
723 return -EINVAL;
724 ext->key_len = crypt->ops->get_key(ext->key, SCM_KEY_LEN,
725 NULL, crypt->priv);
726 encoding->flags |= IW_ENCODE_ENABLED;
727 if (ext->key_len &&
728 (ext->alg == IW_ENCODE_ALG_TKIP ||
729 ext->alg == IW_ENCODE_ALG_CCMP))
730 ext->ext_flags |= IW_ENCODE_EXT_TX_SEQ_VALID;
731
732 }
733
734 return 0;
735}
736
737int rtllib_wx_set_mlme(struct rtllib_device *ieee,
738 struct iw_request_info *info,
739 union iwreq_data *wrqu, char *extra)
740{
741 u8 i = 0;
742 bool deauth = false;
743 struct iw_mlme *mlme = (struct iw_mlme *) extra;
744
745 if (ieee->state != RTLLIB_LINKED)
746 return -ENOLINK;
747
748 down(&ieee->wx_sem);
749
750 switch (mlme->cmd) {
751 case IW_MLME_DEAUTH:
752 deauth = true;
753
754
755 case IW_MLME_DISASSOC:
756 if (deauth == true)
757 printk(KERN_INFO "disauth packet !\n");
758 else
759 printk(KERN_INFO "dis associate packet!\n");
760
761 ieee->cannot_notify = true;
762
763 SendDisassociation(ieee, deauth, mlme->reason_code);
764 rtllib_disassociate(ieee);
765
766 ieee->wap_set = 0;
767 for (i = 0; i < 6; i++)
768 ieee->current_network.bssid[i] = 0x55;
769
770 ieee->ssid_set = 0;
771 ieee->current_network.ssid[0] = '\0';
772 ieee->current_network.ssid_len = 0;
773 break;
774 default:
775 up(&ieee->wx_sem);
776 return -EOPNOTSUPP;
777 }
778
779 up(&ieee->wx_sem);
780
781 return 0;
782}
783EXPORT_SYMBOL(rtllib_wx_set_mlme);
784
785int rtllib_wx_set_auth(struct rtllib_device *ieee,
786 struct iw_request_info *info,
787 struct iw_param *data, char *extra)
788{
789 switch (data->flags & IW_AUTH_INDEX) {
790 case IW_AUTH_WPA_VERSION:
791 break;
792 case IW_AUTH_CIPHER_PAIRWISE:
793 case IW_AUTH_CIPHER_GROUP:
794 case IW_AUTH_KEY_MGMT:
795
796
797
798
799 break;
800 case IW_AUTH_TKIP_COUNTERMEASURES:
801 ieee->tkip_countermeasures = data->value;
802 break;
803 case IW_AUTH_DROP_UNENCRYPTED:
804 ieee->drop_unencrypted = data->value;
805 break;
806
807 case IW_AUTH_80211_AUTH_ALG:
808 if (data->value & IW_AUTH_ALG_SHARED_KEY) {
809 ieee->open_wep = 0;
810 ieee->auth_mode = 1;
811 } else if (data->value & IW_AUTH_ALG_OPEN_SYSTEM) {
812 ieee->open_wep = 1;
813 ieee->auth_mode = 0;
814 } else if (data->value & IW_AUTH_ALG_LEAP) {
815 ieee->open_wep = 1;
816 ieee->auth_mode = 2;
817 } else
818 return -EINVAL;
819 break;
820
821 case IW_AUTH_WPA_ENABLED:
822 ieee->wpa_enabled = (data->value) ? 1 : 0;
823 break;
824
825 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
826 ieee->ieee802_1x = data->value;
827 break;
828 case IW_AUTH_PRIVACY_INVOKED:
829 ieee->privacy_invoked = data->value;
830 break;
831 default:
832 return -EOPNOTSUPP;
833 }
834 return 0;
835}
836EXPORT_SYMBOL(rtllib_wx_set_auth);
837
838int rtllib_wx_set_gen_ie(struct rtllib_device *ieee, u8 *ie, size_t len)
839{
840 u8 *buf;
841 u8 eid, wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
842
843 if (len > MAX_WPA_IE_LEN || (len && ie == NULL))
844 return -EINVAL;
845
846 if (len) {
847 eid = ie[0];
848 if ((eid == MFIE_TYPE_GENERIC) && (!memcmp(&ie[2],
849 wps_oui, 4))) {
850
851 ieee->wps_ie_len = (len < MAX_WZC_IE_LEN) ? (len) :
852 (MAX_WZC_IE_LEN);
853 buf = kmemdup(ie, ieee->wps_ie_len, GFP_KERNEL);
854 if (buf == NULL)
855 return -ENOMEM;
856 ieee->wps_ie = buf;
857 return 0;
858 }
859 }
860 ieee->wps_ie_len = 0;
861 kfree(ieee->wps_ie);
862 ieee->wps_ie = NULL;
863 if (len) {
864 if (len != ie[1]+2)
865 return -EINVAL;
866 buf = kmemdup(ie, len, GFP_KERNEL);
867 if (buf == NULL)
868 return -ENOMEM;
869 kfree(ieee->wpa_ie);
870 ieee->wpa_ie = buf;
871 ieee->wpa_ie_len = len;
872 } else {
873 kfree(ieee->wpa_ie);
874 ieee->wpa_ie = NULL;
875 ieee->wpa_ie_len = 0;
876 }
877 return 0;
878}
879EXPORT_SYMBOL(rtllib_wx_set_gen_ie);
880