1 /******************************************************************************
2
3 Copyright(c) 2004 Intel Corporation. All rights reserved.
4
5 Portions of this file are based on the WEP enablement code provided by the
6 Host AP project hostap-drivers v0.1.3
7 Copyright (c) 2001-2002, SSH Communications Security Corp and Jouni Malinen
8 <jkmaline@cc.hut.fi>
9 Copyright (c) 2002-2003, Jouni Malinen <jkmaline@cc.hut.fi>
10
11 This program is free software; you can redistribute it and/or modify it
12 under the terms of version 2 of the GNU General Public License as
13 published by the Free Software Foundation.
14
15 This program is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
17 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
18 more details.
19
20 You should have received a copy of the GNU General Public License along with
21 this program; if not, write to the Free Software Foundation, Inc., 59
22 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23
24 The full GNU General Public License is included in this distribution in the
25 file called LICENSE.
26
27 Contact Information:
28 James P. Ketrenos <ipw2100-admin@linux.intel.com>
29 Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
30
31 ******************************************************************************/
32 #include <linux/wireless.h>
33 #include <linux/kmod.h>
34 #include <linux/slab.h>
35 #include <linux/module.h>
36
37 #include "ieee80211.h"
38 static const char *ieee80211_modes[] = {
39 "?", "a", "b", "ab", "g", "ag", "bg", "abg"
40 };
41
42 #define MAX_CUSTOM_LEN 64
rtl818x_translate_scan(struct ieee80211_device * ieee,char * start,char * stop,struct ieee80211_network * network,struct iw_request_info * info)43 static inline char *rtl818x_translate_scan(struct ieee80211_device *ieee,
44 char *start, char *stop,
45 struct ieee80211_network *network,
46 struct iw_request_info *info)
47 {
48 char custom[MAX_CUSTOM_LEN];
49 char *p;
50 struct iw_event iwe;
51 int i, j;
52 u8 max_rate, rate;
53
54 /* First entry *MUST* be the AP MAC address */
55 iwe.cmd = SIOCGIWAP;
56 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
57 memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN);
58 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN);
59
60 /* Remaining entries will be displayed in the order we provide them */
61
62 /* Add the ESSID */
63 iwe.cmd = SIOCGIWESSID;
64 iwe.u.data.flags = 1;
65 //YJ,modified,080903,for hidden ap
66 //if (network->flags & NETWORK_EMPTY_ESSID) {
67 if (network->ssid_len == 0) {
68 //YJ,modified,080903,end
69 iwe.u.data.length = sizeof("<hidden>");
70 start = iwe_stream_add_point(info, start, stop, &iwe, "<hidden>");
71 } else {
72 iwe.u.data.length = min(network->ssid_len, (u8)32);
73 start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid);
74 }
75 //printk("ESSID: %s\n",network->ssid);
76 /* Add the protocol name */
77 iwe.cmd = SIOCGIWNAME;
78 snprintf(iwe.u.name, IFNAMSIZ, "IEEE 802.11%s", ieee80211_modes[network->mode]);
79 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_CHAR_LEN);
80
81 /* Add mode */
82 iwe.cmd = SIOCGIWMODE;
83 if (network->capability &
84 (WLAN_CAPABILITY_BSS | WLAN_CAPABILITY_IBSS)) {
85 if (network->capability & WLAN_CAPABILITY_BSS)
86 iwe.u.mode = IW_MODE_MASTER;
87 else
88 iwe.u.mode = IW_MODE_ADHOC;
89
90 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_UINT_LEN);
91 }
92
93 /* Add frequency/channel */
94 iwe.cmd = SIOCGIWFREQ;
95 /* iwe.u.freq.m = ieee80211_frequency(network->channel, network->mode);
96 iwe.u.freq.e = 3; */
97 iwe.u.freq.m = network->channel;
98 iwe.u.freq.e = 0;
99 iwe.u.freq.i = 0;
100 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN);
101
102 /* Add encryption capability */
103 iwe.cmd = SIOCGIWENCODE;
104 if (network->capability & WLAN_CAPABILITY_PRIVACY)
105 iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY;
106 else
107 iwe.u.data.flags = IW_ENCODE_DISABLED;
108 iwe.u.data.length = 0;
109 start = iwe_stream_add_point(info, start, stop, &iwe, network->ssid);
110
111 /* Add basic and extended rates */
112 max_rate = 0;
113 p = custom;
114 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom), " Rates (Mb/s): ");
115 for (i = 0, j = 0; i < network->rates_len; ) {
116 if (j < network->rates_ex_len &&
117 ((network->rates_ex[j] & 0x7F) <
118 (network->rates[i] & 0x7F)))
119 rate = network->rates_ex[j++] & 0x7F;
120 else
121 rate = network->rates[i++] & 0x7F;
122 if (rate > max_rate)
123 max_rate = rate;
124 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
125 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
126 }
127 for (; j < network->rates_ex_len; j++) {
128 rate = network->rates_ex[j] & 0x7F;
129 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
130 "%d%s ", rate >> 1, (rate & 1) ? ".5" : "");
131 if (rate > max_rate)
132 max_rate = rate;
133 }
134
135 iwe.cmd = SIOCGIWRATE;
136 iwe.u.bitrate.fixed = iwe.u.bitrate.disabled = 0;
137 iwe.u.bitrate.value = max_rate * 500000;
138 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_PARAM_LEN);
139
140 iwe.cmd = IWEVCUSTOM;
141 iwe.u.data.length = p - custom;
142 if (iwe.u.data.length)
143 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
144
145 /* Add quality statistics */
146 /* TODO: Fix these values... */
147 if (network->stats.signal == 0 || network->stats.rssi == 0)
148 printk("========>signal:%d, rssi:%d\n", network->stats.signal, network->stats.rssi);
149 iwe.cmd = IWEVQUAL;
150 // printk("SIGNAL: %d,RSSI: %d,NOISE: %d\n",network->stats.signal,network->stats.rssi,network->stats.noise);
151 iwe.u.qual.qual = network->stats.signalstrength;
152 iwe.u.qual.level = network->stats.signal;
153 iwe.u.qual.noise = network->stats.noise;
154 iwe.u.qual.updated = network->stats.mask & IEEE80211_STATMASK_WEMASK;
155 if (!(network->stats.mask & IEEE80211_STATMASK_RSSI))
156 iwe.u.qual.updated |= IW_QUAL_LEVEL_INVALID;
157 if (!(network->stats.mask & IEEE80211_STATMASK_NOISE))
158 iwe.u.qual.updated |= IW_QUAL_NOISE_INVALID;
159 if (!(network->stats.mask & IEEE80211_STATMASK_SIGNAL))
160 iwe.u.qual.updated |= IW_QUAL_QUAL_INVALID;
161 iwe.u.qual.updated = 7;
162 start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN);
163
164 iwe.cmd = IWEVCUSTOM;
165 p = custom;
166
167 iwe.u.data.length = p - custom;
168 if (iwe.u.data.length)
169 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
170
171 memset(&iwe, 0, sizeof(iwe));
172 if (network->wpa_ie_len) {
173 // printk("wpa_ie_len:%d\n", network->wpa_ie_len);
174 char buf[MAX_WPA_IE_LEN];
175 memcpy(buf, network->wpa_ie, network->wpa_ie_len);
176 iwe.cmd = IWEVGENIE;
177 iwe.u.data.length = network->wpa_ie_len;
178 start = iwe_stream_add_point(info, start, stop, &iwe, buf);
179 }
180
181 memset(&iwe, 0, sizeof(iwe));
182 if (network->rsn_ie_len) {
183 // printk("=====>rsn_ie_len:\n", network->rsn_ie_len);
184 char buf[MAX_WPA_IE_LEN];
185 memcpy(buf, network->rsn_ie, network->rsn_ie_len);
186 iwe.cmd = IWEVGENIE;
187 iwe.u.data.length = network->rsn_ie_len;
188 start = iwe_stream_add_point(info, start, stop, &iwe, buf);
189 }
190
191 /* Add EXTRA: Age to display seconds since last beacon/probe response
192 * for given network. */
193 iwe.cmd = IWEVCUSTOM;
194 p = custom;
195 p += snprintf(p, MAX_CUSTOM_LEN - (p - custom),
196 " Last beacon: %lums ago", (jiffies - network->last_scanned) / (HZ / 100));
197 iwe.u.data.length = p - custom;
198 if (iwe.u.data.length)
199 start = iwe_stream_add_point(info, start, stop, &iwe, custom);
200
201 return start;
202 }
203
ieee80211_wx_get_scan(struct ieee80211_device * ieee,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)204 int ieee80211_wx_get_scan(struct ieee80211_device *ieee,
205 struct iw_request_info *info,
206 union iwreq_data *wrqu, char *extra)
207 {
208 struct ieee80211_network *network;
209 unsigned long flags;
210 int err = 0;
211 char *ev = extra;
212 char *stop = ev + wrqu->data.length;//IW_SCAN_MAX_DATA;
213 //char *stop = ev + IW_SCAN_MAX_DATA;
214 int i = 0;
215
216 IEEE80211_DEBUG_WX("Getting scan\n");
217 down(&ieee->wx_sem);
218 spin_lock_irqsave(&ieee->lock, flags);
219
220 if(!ieee->bHwRadioOff)
221 {
222 list_for_each_entry(network, &ieee->network_list, list) {
223 i++;
224
225 if((stop-ev)<200)
226 {
227 err = -E2BIG;
228 break;
229 }
230 if (ieee->scan_age == 0 ||
231 time_after(network->last_scanned + ieee->scan_age, jiffies))
232 {
233 ev = rtl818x_translate_scan(ieee, ev, stop, network, info);
234 }
235 else
236 IEEE80211_DEBUG_SCAN(
237 "Not showing network '%s ("
238 "%pM)' due to age (%lums).\n",
239 escape_essid(network->ssid,
240 network->ssid_len),
241 network->bssid,
242 (jiffies - network->last_scanned) / (HZ / 100));
243 }
244 }
245 spin_unlock_irqrestore(&ieee->lock, flags);
246 up(&ieee->wx_sem);
247 wrqu->data.length = ev - extra;
248 wrqu->data.flags = 0;
249 IEEE80211_DEBUG_WX("exit: %d networks returned.\n", i);
250
251 return err;
252 }
253
ieee80211_wx_set_encode(struct ieee80211_device * ieee,struct iw_request_info * info,union iwreq_data * wrqu,char * keybuf)254 int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
255 struct iw_request_info *info,
256 union iwreq_data *wrqu, char *keybuf)
257 {
258 struct iw_point *erq = &(wrqu->encoding);
259 struct net_device *dev = ieee->dev;
260 struct ieee80211_security sec = {
261 .flags = 0
262 };
263 int i, key, key_provided, len;
264 struct ieee80211_crypt_data **crypt;
265
266 IEEE80211_DEBUG_WX("SET_ENCODE\n");
267
268 key = erq->flags & IW_ENCODE_INDEX;
269 if (key) {
270 if (key > WEP_KEYS)
271 return -EINVAL;
272 key--;
273 key_provided = 1;
274 } else {
275 key_provided = 0;
276 key = ieee->tx_keyidx;
277 }
278
279 IEEE80211_DEBUG_WX("Key: %d [%s]\n", key, key_provided ?
280 "provided" : "default");
281
282 crypt = &ieee->crypt[key];
283
284 if (erq->flags & IW_ENCODE_DISABLED) {
285 if (key_provided && *crypt) {
286 IEEE80211_DEBUG_WX("Disabling encryption on key %d.\n",
287 key);
288 ieee80211_crypt_delayed_deinit(ieee, crypt);
289 } else
290 IEEE80211_DEBUG_WX("Disabling encryption.\n");
291
292 /* Check all the keys to see if any are still configured,
293 * and if no key index was provided, de-init them all */
294 for (i = 0; i < WEP_KEYS; i++) {
295 if (ieee->crypt[i] != NULL) {
296 if (key_provided)
297 break;
298 ieee80211_crypt_delayed_deinit(
299 ieee, &ieee->crypt[i]);
300 }
301 }
302
303 if (i == WEP_KEYS) {
304 sec.enabled = 0;
305 sec.level = SEC_LEVEL_0;
306 sec.flags |= SEC_ENABLED | SEC_LEVEL;
307 }
308
309 goto done;
310 }
311
312
313
314 sec.enabled = 1;
315 sec.flags |= SEC_ENABLED;
316
317 if (*crypt != NULL && (*crypt)->ops != NULL &&
318 strcmp((*crypt)->ops->name, "WEP") != 0) {
319 /* changing to use WEP; deinit previously used algorithm
320 * on this key */
321 ieee80211_crypt_delayed_deinit(ieee, crypt);
322 }
323
324 if (*crypt == NULL) {
325 struct ieee80211_crypt_data *new_crypt;
326
327 /* take WEP into use */
328 new_crypt = kzalloc(sizeof(struct ieee80211_crypt_data),
329 GFP_KERNEL);
330 if (new_crypt == NULL)
331 return -ENOMEM;
332 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
333 if (!new_crypt->ops)
334 new_crypt->ops = ieee80211_get_crypto_ops("WEP");
335
336 if (new_crypt->ops)
337 new_crypt->priv = new_crypt->ops->init(key);
338
339 if (!new_crypt->ops || !new_crypt->priv) {
340 kfree(new_crypt);
341 new_crypt = NULL;
342
343 printk(KERN_WARNING "%s: could not initialize WEP: "
344 "load module ieee80211_crypt_wep\n",
345 dev->name);
346 return -EOPNOTSUPP;
347 }
348 *crypt = new_crypt;
349 }
350
351 /* If a new key was provided, set it up */
352 if (erq->length > 0) {
353 len = erq->length <= 5 ? 5 : 13;
354 memcpy(sec.keys[key], keybuf, erq->length);
355 if (len > erq->length)
356 memset(sec.keys[key] + erq->length, 0,
357 len - erq->length);
358 IEEE80211_DEBUG_WX("Setting key %d to '%s' (%d:%d bytes)\n",
359 key, escape_essid(sec.keys[key], len),
360 erq->length, len);
361 sec.key_sizes[key] = len;
362 (*crypt)->ops->set_key(sec.keys[key], len, NULL,
363 (*crypt)->priv);
364 sec.flags |= (1 << key);
365 /* This ensures a key will be activated if no key is
366 * explicitely set */
367 if (key == sec.active_key)
368 sec.flags |= SEC_ACTIVE_KEY;
369 ieee->tx_keyidx = key;//by wb 080312
370 } else {
371 len = (*crypt)->ops->get_key(sec.keys[key], WEP_KEY_LEN,
372 NULL, (*crypt)->priv);
373 if (len == 0) {
374 /* Set a default key of all 0 */
375 IEEE80211_DEBUG_WX("Setting key %d to all zero.\n",
376 key);
377 memset(sec.keys[key], 0, 13);
378 (*crypt)->ops->set_key(sec.keys[key], 13, NULL,
379 (*crypt)->priv);
380 sec.key_sizes[key] = 13;
381 sec.flags |= (1 << key);
382 }
383
384 /* No key data - just set the default TX key index */
385 if (key_provided) {
386 IEEE80211_DEBUG_WX(
387 "Setting key %d to default Tx key.\n", key);
388 ieee->tx_keyidx = key;
389 sec.active_key = key;
390 sec.flags |= SEC_ACTIVE_KEY;
391 }
392 }
393
394 done:
395 ieee->open_wep = !(erq->flags & IW_ENCODE_RESTRICTED);
396 sec.auth_mode = ieee->open_wep ? WLAN_AUTH_OPEN : WLAN_AUTH_SHARED_KEY;
397 sec.flags |= SEC_AUTH_MODE;
398 IEEE80211_DEBUG_WX("Auth: %s\n", sec.auth_mode == WLAN_AUTH_OPEN ?
399 "OPEN" : "SHARED KEY");
400
401 /* For now we just support WEP, so only set that security level...
402 * TODO: When WPA is added this is one place that needs to change */
403 sec.flags |= SEC_LEVEL;
404 sec.level = SEC_LEVEL_1; /* 40 and 104 bit WEP */
405
406 if (ieee->set_security)
407 ieee->set_security(dev, &sec);
408
409 /* Do not reset port if card is in Managed mode since resetting will
410 * generate new IEEE 802.11 authentication which may end up in looping
411 * with IEEE 802.1X. If your hardware requires a reset after WEP
412 * configuration (for example... Prism2), implement the reset_port in
413 * the callbacks structures used to initialize the 802.11 stack. */
414 if (ieee->reset_on_keychange &&
415 ieee->iw_mode != IW_MODE_INFRA &&
416 ieee->reset_port && ieee->reset_port(dev)) {
417 printk(KERN_DEBUG "%s: reset_port failed\n", dev->name);
418 return -EINVAL;
419 }
420 return 0;
421 }
422
ieee80211_wx_get_encode(struct ieee80211_device * ieee,struct iw_request_info * info,union iwreq_data * wrqu,char * keybuf)423 int ieee80211_wx_get_encode(struct ieee80211_device *ieee,
424 struct iw_request_info *info,
425 union iwreq_data *wrqu, char *keybuf)
426 {
427 struct iw_point *erq = &(wrqu->encoding);
428 int len, key;
429 struct ieee80211_crypt_data *crypt;
430
431 IEEE80211_DEBUG_WX("GET_ENCODE\n");
432
433 if(ieee->iw_mode == IW_MODE_MONITOR)
434 return -1;
435
436 key = erq->flags & IW_ENCODE_INDEX;
437 if (key) {
438 if (key > WEP_KEYS)
439 return -EINVAL;
440 key--;
441 } else
442 key = ieee->tx_keyidx;
443
444 crypt = ieee->crypt[key];
445 erq->flags = key + 1;
446
447 if (crypt == NULL || crypt->ops == NULL) {
448 erq->length = 0;
449 erq->flags |= IW_ENCODE_DISABLED;
450 return 0;
451 }
452
453 if (strcmp(crypt->ops->name, "WEP") != 0) {
454 /* only WEP is supported with wireless extensions, so just
455 * report that encryption is used */
456 erq->length = 0;
457 erq->flags |= IW_ENCODE_ENABLED;
458 return 0;
459 }
460
461 len = crypt->ops->get_key(keybuf, WEP_KEY_LEN, NULL, crypt->priv);
462 erq->length = (len >= 0 ? len : 0);
463
464 erq->flags |= IW_ENCODE_ENABLED;
465
466 if (ieee->open_wep)
467 erq->flags |= IW_ENCODE_OPEN;
468 else
469 erq->flags |= IW_ENCODE_RESTRICTED;
470
471 return 0;
472 }
473
ieee80211_wx_set_encode_ext(struct ieee80211_device * ieee,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)474 int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
475 struct iw_request_info *info,
476 union iwreq_data *wrqu, char *extra)
477 {
478 struct net_device *dev = ieee->dev;
479 struct iw_point *encoding = &wrqu->encoding;
480 struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
481 int i, idx, ret = 0;
482 int group_key = 0;
483 const char *alg;
484 struct ieee80211_crypto_ops *ops;
485 struct ieee80211_crypt_data **crypt;
486
487 struct ieee80211_security sec = {
488 .flags = 0,
489 };
490 //printk("======>encoding flag:%x,ext flag:%x, ext alg:%d\n", encoding->flags,ext->ext_flags, ext->alg);
491 idx = encoding->flags & IW_ENCODE_INDEX;
492 if (idx) {
493 if (idx < 1 || idx > WEP_KEYS)
494 return -EINVAL;
495 idx--;
496 } else
497 idx = ieee->tx_keyidx;
498
499 if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) {
500 crypt = &ieee->crypt[idx];
501 group_key = 1;
502 } else {
503 /* some Cisco APs use idx>0 for unicast in dynamic WEP */
504 //printk("not group key, flags:%x, ext->alg:%d\n", ext->ext_flags, ext->alg);
505 if (idx != 0 && ext->alg != IW_ENCODE_ALG_WEP)
506 return -EINVAL;
507 if (ieee->iw_mode == IW_MODE_INFRA)
508 crypt = &ieee->crypt[idx];
509 else
510 return -EINVAL;
511 }
512
513 sec.flags |= SEC_ENABLED;// | SEC_ENCRYPT;
514 if ((encoding->flags & IW_ENCODE_DISABLED) ||
515 ext->alg == IW_ENCODE_ALG_NONE) {
516 if (*crypt)
517 ieee80211_crypt_delayed_deinit(ieee, crypt);
518
519 for (i = 0; i < WEP_KEYS; i++)
520 if (ieee->crypt[i] != NULL)
521 break;
522
523 if (i == WEP_KEYS) {
524 sec.enabled = 0;
525 // sec.encrypt = 0;
526 sec.level = SEC_LEVEL_0;
527 sec.flags |= SEC_LEVEL;
528 }
529 //printk("disabled: flag:%x\n", encoding->flags);
530 goto done;
531 }
532
533 sec.enabled = 1;
534 // sec.encrypt = 1;
535
536 switch (ext->alg) {
537 case IW_ENCODE_ALG_WEP:
538 alg = "WEP";
539 break;
540 case IW_ENCODE_ALG_TKIP:
541 alg = "TKIP";
542 break;
543 case IW_ENCODE_ALG_CCMP:
544 alg = "CCMP";
545 break;
546 default:
547 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
548 dev->name, ext->alg);
549 ret = -EINVAL;
550 goto done;
551 }
552 // printk("8-09-08-9=====>%s, alg name:%s\n",__func__, alg);
553
554 ops = ieee80211_get_crypto_ops(alg);
555 if (ops == NULL)
556 ops = ieee80211_get_crypto_ops(alg);
557 if (ops == NULL) {
558 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
559 dev->name, ext->alg);
560 printk("========>unknown crypto alg %d\n", ext->alg);
561 ret = -EINVAL;
562 goto done;
563 }
564
565 if (*crypt == NULL || (*crypt)->ops != ops) {
566 struct ieee80211_crypt_data *new_crypt;
567
568 ieee80211_crypt_delayed_deinit(ieee, crypt);
569
570 new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
571 if (new_crypt == NULL) {
572 ret = -ENOMEM;
573 goto done;
574 }
575 new_crypt->ops = ops;
576 if (new_crypt->ops)
577 new_crypt->priv = new_crypt->ops->init(idx);
578 if (new_crypt->priv == NULL) {
579 kfree(new_crypt);
580 ret = -EINVAL;
581 goto done;
582 }
583 *crypt = new_crypt;
584
585 }
586
587 if (ext->key_len > 0 && (*crypt)->ops->set_key &&
588 (*crypt)->ops->set_key(ext->key, ext->key_len, ext->rx_seq,
589 (*crypt)->priv) < 0) {
590 IEEE80211_DEBUG_WX("%s: key setting failed\n", dev->name);
591 printk("key setting failed\n");
592 ret = -EINVAL;
593 goto done;
594 }
595 #if 1
596 //skip_host_crypt:
597 //printk("skip_host_crypt:ext_flags:%x\n", ext->ext_flags);
598 if (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY) {
599 ieee->tx_keyidx = idx;
600 sec.active_key = idx;
601 sec.flags |= SEC_ACTIVE_KEY;
602 }
603
604 if (ext->alg != IW_ENCODE_ALG_NONE) {
605 memcpy(sec.keys[idx], ext->key, ext->key_len);
606 sec.key_sizes[idx] = ext->key_len;
607 sec.flags |= (1 << idx);
608 if (ext->alg == IW_ENCODE_ALG_WEP) {
609 // sec.encode_alg[idx] = SEC_ALG_WEP;
610 sec.flags |= SEC_LEVEL;
611 sec.level = SEC_LEVEL_1;
612 } else if (ext->alg == IW_ENCODE_ALG_TKIP) {
613 // sec.encode_alg[idx] = SEC_ALG_TKIP;
614 sec.flags |= SEC_LEVEL;
615 sec.level = SEC_LEVEL_2;
616 } else if (ext->alg == IW_ENCODE_ALG_CCMP) {
617 // sec.encode_alg[idx] = SEC_ALG_CCMP;
618 sec.flags |= SEC_LEVEL;
619 sec.level = SEC_LEVEL_3;
620 }
621 /* Don't set sec level for group keys. */
622 if (group_key)
623 sec.flags &= ~SEC_LEVEL;
624 }
625 #endif
626 done:
627 if (ieee->set_security)
628 ieee->set_security(ieee->dev, &sec);
629
630 if (ieee->reset_on_keychange &&
631 ieee->iw_mode != IW_MODE_INFRA &&
632 ieee->reset_port && ieee->reset_port(dev)) {
633 IEEE80211_DEBUG_WX("%s: reset_port failed\n", dev->name);
634 return -EINVAL;
635 }
636
637 return ret;
638 }
ieee80211_wx_set_mlme(struct ieee80211_device * ieee,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)639 int ieee80211_wx_set_mlme(struct ieee80211_device *ieee,
640 struct iw_request_info *info,
641 union iwreq_data *wrqu, char *extra)
642 {
643 struct iw_mlme *mlme = (struct iw_mlme *) extra;
644 // printk("\ndkgadfslkdjgalskdf===============>%s(), cmd:%x\n", __func__, mlme->cmd);
645 #if 1
646 switch (mlme->cmd) {
647 case IW_MLME_DEAUTH:
648 case IW_MLME_DISASSOC:
649 // printk("disassoc now\n");
650 ieee80211_disassociate(ieee);
651 break;
652 default:
653 return -EOPNOTSUPP;
654 }
655 #endif
656 return 0;
657 }
658
ieee80211_wx_set_auth(struct ieee80211_device * ieee,struct iw_request_info * info,struct iw_param * data,char * extra)659 int ieee80211_wx_set_auth(struct ieee80211_device *ieee,
660 struct iw_request_info *info,
661 struct iw_param *data, char *extra)
662 {
663 /*
664 struct ieee80211_security sec = {
665 .flags = SEC_AUTH_MODE,
666 }
667 */
668 //printk("set auth:flag:%x, data value:%x\n", data->flags, data->value);
669 switch (data->flags & IW_AUTH_INDEX) {
670 case IW_AUTH_WPA_VERSION:
671 /*need to support wpa2 here*/
672 //printk("wpa version:%x\n", data->value);
673 break;
674 case IW_AUTH_CIPHER_PAIRWISE:
675 case IW_AUTH_CIPHER_GROUP:
676 case IW_AUTH_KEY_MGMT:
677 /*
678 * * Host AP driver does not use these parameters and allows
679 * * wpa_supplicant to control them internally.
680 * */
681 break;
682 case IW_AUTH_TKIP_COUNTERMEASURES:
683 ieee->tkip_countermeasures = data->value;
684 break;
685 case IW_AUTH_DROP_UNENCRYPTED:
686 ieee->drop_unencrypted = data->value;
687 break;
688
689 case IW_AUTH_80211_AUTH_ALG:
690 ieee->open_wep = (data->value&IW_AUTH_ALG_OPEN_SYSTEM)?1:0;
691 //printk("open_wep:%d\n", ieee->open_wep);
692 break;
693
694 #if 1
695 case IW_AUTH_WPA_ENABLED:
696 ieee->wpa_enabled = (data->value)?1:0;
697 //printk("enable wpa:%d\n", ieee->wpa_enabled);
698 break;
699
700 #endif
701 case IW_AUTH_RX_UNENCRYPTED_EAPOL:
702 ieee->ieee802_1x = data->value;
703 break;
704 case IW_AUTH_PRIVACY_INVOKED:
705 ieee->privacy_invoked = data->value;
706 break;
707 default:
708 return -EOPNOTSUPP;
709 }
710 return 0;
711 }
712
713 #if 1
ieee80211_wx_set_gen_ie(struct ieee80211_device * ieee,u8 * ie,size_t len)714 int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len)
715 {
716 u8 *buf = NULL;
717
718 if (len>MAX_WPA_IE_LEN || (len && ie == NULL))
719 {
720 printk("return error out, len:%zu\n", len);
721 return -EINVAL;
722 }
723
724 if (len)
725 {
726 if (len != ie[1]+2){
727 printk("len:%zu, ie:%d\n", len, ie[1]);
728 return -EINVAL;
729 }
730 buf = kmemdup(ie, len, GFP_KERNEL);
731 if (buf == NULL)
732 return -ENOMEM;
733 kfree(ieee->wpa_ie);
734 ieee->wpa_ie = buf;
735 ieee->wpa_ie_len = len;
736 }
737 else{
738 kfree(ieee->wpa_ie);
739 ieee->wpa_ie = NULL;
740 ieee->wpa_ie_len = 0;
741 }
742 // printk("<=====out %s()\n", __func__);
743
744 return 0;
745
746 }
747 #endif
748