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29#define _RTL871X_MLME_C_
30
31#include <linux/etherdevice.h>
32
33#include "osdep_service.h"
34#include "drv_types.h"
35#include "recv_osdep.h"
36#include "xmit_osdep.h"
37#include "mlme_osdep.h"
38#include "sta_info.h"
39#include "wifi.h"
40#include "wlan_bssdef.h"
41
42static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len);
43
44static sint _init_mlme_priv(struct _adapter *padapter)
45{
46 sint i;
47 u8 *pbuf;
48 struct wlan_network *pnetwork;
49 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
50
51 memset((u8 *)pmlmepriv, 0, sizeof(struct mlme_priv));
52 pmlmepriv->nic_hdl = (u8 *)padapter;
53 pmlmepriv->pscanned = NULL;
54 pmlmepriv->fw_state = 0;
55 pmlmepriv->cur_network.network.InfrastructureMode =
56 Ndis802_11AutoUnknown;
57
58 pmlmepriv->passive_mode = 1;
59 spin_lock_init(&(pmlmepriv->lock));
60 spin_lock_init(&(pmlmepriv->lock2));
61 _init_queue(&(pmlmepriv->free_bss_pool));
62 _init_queue(&(pmlmepriv->scanned_queue));
63 set_scanned_network_val(pmlmepriv, 0);
64 memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
65 pbuf = kmalloc_array(MAX_BSS_CNT, sizeof(struct wlan_network),
66 GFP_ATOMIC);
67 if (!pbuf)
68 return _FAIL;
69 pmlmepriv->free_bss_buf = pbuf;
70 pnetwork = (struct wlan_network *)pbuf;
71 for (i = 0; i < MAX_BSS_CNT; i++) {
72 INIT_LIST_HEAD(&(pnetwork->list));
73 list_add_tail(&(pnetwork->list),
74 &(pmlmepriv->free_bss_pool.queue));
75 pnetwork++;
76 }
77 pmlmepriv->sitesurveyctrl.last_rx_pkts = 0;
78 pmlmepriv->sitesurveyctrl.last_tx_pkts = 0;
79 pmlmepriv->sitesurveyctrl.traffic_busy = false;
80
81 r8712_init_mlme_timer(padapter);
82 return _SUCCESS;
83}
84
85struct wlan_network *_r8712_alloc_network(struct mlme_priv *pmlmepriv)
86{
87 unsigned long irqL;
88 struct wlan_network *pnetwork;
89 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
90
91 spin_lock_irqsave(&free_queue->lock, irqL);
92 pnetwork = list_first_entry_or_null(&free_queue->queue,
93 struct wlan_network, list);
94 if (pnetwork) {
95 list_del_init(&pnetwork->list);
96 pnetwork->last_scanned = jiffies;
97 pmlmepriv->num_of_scanned++;
98 }
99 spin_unlock_irqrestore(&free_queue->lock, irqL);
100 return pnetwork;
101}
102
103static void _free_network(struct mlme_priv *pmlmepriv,
104 struct wlan_network *pnetwork)
105{
106 u32 curr_time, delta_time;
107 unsigned long irqL;
108 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
109
110 if (pnetwork == NULL)
111 return;
112 if (pnetwork->fixed)
113 return;
114 curr_time = jiffies;
115 delta_time = (curr_time - (u32)pnetwork->last_scanned) / HZ;
116 if (delta_time < SCANQUEUE_LIFETIME)
117 return;
118 spin_lock_irqsave(&free_queue->lock, irqL);
119 list_del_init(&pnetwork->list);
120 list_add_tail(&pnetwork->list, &free_queue->queue);
121 pmlmepriv->num_of_scanned--;
122 spin_unlock_irqrestore(&free_queue->lock, irqL);
123}
124
125static void free_network_nolock(struct mlme_priv *pmlmepriv,
126 struct wlan_network *pnetwork)
127{
128 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
129
130 if (pnetwork == NULL)
131 return;
132 if (pnetwork->fixed)
133 return;
134 list_del_init(&pnetwork->list);
135 list_add_tail(&pnetwork->list, &free_queue->queue);
136 pmlmepriv->num_of_scanned--;
137}
138
139
140
141
142
143
144
145static struct wlan_network *_r8712_find_network(struct __queue *scanned_queue,
146 u8 *addr)
147{
148 unsigned long irqL;
149 struct list_head *phead, *plist;
150 struct wlan_network *pnetwork = NULL;
151
152 if (is_zero_ether_addr(addr))
153 return NULL;
154 spin_lock_irqsave(&scanned_queue->lock, irqL);
155 phead = &scanned_queue->queue;
156 plist = phead->next;
157 while (plist != phead) {
158 pnetwork = container_of(plist, struct wlan_network, list);
159 plist = plist->next;
160 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
161 break;
162 }
163 spin_unlock_irqrestore(&scanned_queue->lock, irqL);
164 return pnetwork;
165}
166
167static void _free_network_queue(struct _adapter *padapter)
168{
169 unsigned long irqL;
170 struct list_head *phead, *plist;
171 struct wlan_network *pnetwork;
172 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
173 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
174
175 spin_lock_irqsave(&scanned_queue->lock, irqL);
176 phead = &scanned_queue->queue;
177 plist = phead->next;
178 while (!end_of_queue_search(phead, plist)) {
179 pnetwork = container_of(plist, struct wlan_network, list);
180 plist = plist->next;
181 _free_network(pmlmepriv, pnetwork);
182 }
183 spin_unlock_irqrestore(&scanned_queue->lock, irqL);
184}
185
186sint r8712_if_up(struct _adapter *padapter)
187{
188 sint res;
189
190 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
191 !check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
192 res = false;
193 } else {
194 res = true;
195 }
196 return res;
197}
198
199void r8712_generate_random_ibss(u8 *pibss)
200{
201 u32 curtime = jiffies;
202
203 pibss[0] = 0x02;
204 pibss[1] = 0x11;
205 pibss[2] = 0x87;
206 pibss[3] = (u8)(curtime & 0xff);
207 pibss[4] = (u8)((curtime >> 8) & 0xff);
208 pibss[5] = (u8)((curtime >> 16) & 0xff);
209}
210
211uint r8712_get_wlan_bssid_ex_sz(struct wlan_bssid_ex *bss)
212{
213 return sizeof(*bss) + bss->IELength - MAX_IE_SZ;
214}
215
216u8 *r8712_get_capability_from_ie(u8 *ie)
217{
218 return ie + 8 + 2;
219}
220
221int r8712_init_mlme_priv(struct _adapter *padapter)
222{
223 return _init_mlme_priv(padapter);
224}
225
226void r8712_free_mlme_priv(struct mlme_priv *pmlmepriv)
227{
228 kfree(pmlmepriv->free_bss_buf);
229}
230
231static struct wlan_network *alloc_network(struct mlme_priv *pmlmepriv)
232{
233 return _r8712_alloc_network(pmlmepriv);
234}
235
236void r8712_free_network_queue(struct _adapter *dev)
237{
238 _free_network_queue(dev);
239}
240
241
242
243
244
245
246
247static struct wlan_network *r8712_find_network(struct __queue *scanned_queue,
248 u8 *addr)
249{
250 struct wlan_network *pnetwork = _r8712_find_network(scanned_queue,
251 addr);
252
253 return pnetwork;
254}
255
256int r8712_is_same_ibss(struct _adapter *adapter, struct wlan_network *pnetwork)
257{
258 int ret = true;
259 struct security_priv *psecuritypriv = &adapter->securitypriv;
260
261 if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) &&
262 (pnetwork->network.Privacy == 0))
263 ret = false;
264 else if ((psecuritypriv->PrivacyAlgrthm == _NO_PRIVACY_) &&
265 (pnetwork->network.Privacy == 1))
266 ret = false;
267 else
268 ret = true;
269 return ret;
270
271}
272
273static int is_same_network(struct wlan_bssid_ex *src,
274 struct wlan_bssid_ex *dst)
275{
276 u16 s_cap, d_cap;
277
278 memcpy((u8 *)&s_cap, r8712_get_capability_from_ie(src->IEs), 2);
279 memcpy((u8 *)&d_cap, r8712_get_capability_from_ie(dst->IEs), 2);
280 return (src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
281 (src->Configuration.DSConfig ==
282 dst->Configuration.DSConfig) &&
283 ((!memcmp(src->MacAddress, dst->MacAddress,
284 ETH_ALEN))) &&
285 ((!memcmp(src->Ssid.Ssid,
286 dst->Ssid.Ssid,
287 src->Ssid.SsidLength))) &&
288 ((s_cap & WLAN_CAPABILITY_IBSS) ==
289 (d_cap & WLAN_CAPABILITY_IBSS)) &&
290 ((s_cap & WLAN_CAPABILITY_BSS) ==
291 (d_cap & WLAN_CAPABILITY_BSS));
292
293}
294
295struct wlan_network *r8712_get_oldest_wlan_network(
296 struct __queue *scanned_queue)
297{
298 struct list_head *plist, *phead;
299 struct wlan_network *pwlan = NULL;
300 struct wlan_network *oldest = NULL;
301
302 phead = &scanned_queue->queue;
303 plist = phead->next;
304 while (1) {
305 if (end_of_queue_search(phead, plist) == true)
306 break;
307 pwlan = container_of(plist, struct wlan_network, list);
308 if (pwlan->fixed != true) {
309 if (oldest == NULL ||
310 time_after((unsigned long)oldest->last_scanned,
311 (unsigned long)pwlan->last_scanned))
312 oldest = pwlan;
313 }
314 plist = plist->next;
315 }
316 return oldest;
317}
318
319static void update_network(struct wlan_bssid_ex *dst,
320 struct wlan_bssid_ex *src,
321 struct _adapter *padapter)
322{
323 u32 last_evm = 0, tmpVal;
324
325 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) &&
326 is_same_network(&(padapter->mlmepriv.cur_network.network), src)) {
327 if (padapter->recvpriv.signal_qual_data.total_num++ >=
328 PHY_LINKQUALITY_SLID_WIN_MAX) {
329 padapter->recvpriv.signal_qual_data.total_num =
330 PHY_LINKQUALITY_SLID_WIN_MAX;
331 last_evm = padapter->recvpriv.signal_qual_data.
332 elements[padapter->recvpriv.
333 signal_qual_data.index];
334 padapter->recvpriv.signal_qual_data.total_val -=
335 last_evm;
336 }
337 padapter->recvpriv.signal_qual_data.total_val += src->Rssi;
338
339 padapter->recvpriv.signal_qual_data.
340 elements[padapter->recvpriv.signal_qual_data.
341 index++] = src->Rssi;
342 if (padapter->recvpriv.signal_qual_data.index >=
343 PHY_LINKQUALITY_SLID_WIN_MAX)
344 padapter->recvpriv.signal_qual_data.index = 0;
345
346 tmpVal = padapter->recvpriv.signal_qual_data.total_val /
347 padapter->recvpriv.signal_qual_data.total_num;
348 padapter->recvpriv.signal = (u8)tmpVal;
349
350 src->Rssi = padapter->recvpriv.signal;
351 } else {
352 src->Rssi = (src->Rssi + dst->Rssi) / 2;
353 }
354 memcpy((u8 *)dst, (u8 *)src, r8712_get_wlan_bssid_ex_sz(src));
355}
356
357static void update_current_network(struct _adapter *adapter,
358 struct wlan_bssid_ex *pnetwork)
359{
360 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
361
362 if (is_same_network(&(pmlmepriv->cur_network.network), pnetwork)) {
363 update_network(&(pmlmepriv->cur_network.network),
364 pnetwork, adapter);
365 r8712_update_protection(adapter,
366 (pmlmepriv->cur_network.network.IEs) +
367 sizeof(struct NDIS_802_11_FIXED_IEs),
368 pmlmepriv->cur_network.network.IELength);
369 }
370}
371
372
373
374
375static void update_scanned_network(struct _adapter *adapter,
376 struct wlan_bssid_ex *target)
377{
378 struct list_head *plist, *phead;
379
380 u32 bssid_ex_sz;
381 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
382 struct __queue *queue = &pmlmepriv->scanned_queue;
383 struct wlan_network *pnetwork = NULL;
384 struct wlan_network *oldest = NULL;
385
386 phead = &queue->queue;
387 plist = phead->next;
388
389 while (1) {
390 if (end_of_queue_search(phead, plist))
391 break;
392
393 pnetwork = container_of(plist, struct wlan_network, list);
394 if (is_same_network(&pnetwork->network, target))
395 break;
396 if ((oldest == ((struct wlan_network *)0)) ||
397 time_after((unsigned long)oldest->last_scanned,
398 (unsigned long)pnetwork->last_scanned))
399 oldest = pnetwork;
400
401 plist = plist->next;
402 }
403
404
405
406
407
408 if (end_of_queue_search(phead, plist)) {
409 if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
410
411 pnetwork = oldest;
412 target->Rssi = (pnetwork->network.Rssi +
413 target->Rssi) / 2;
414 memcpy(&pnetwork->network, target,
415 r8712_get_wlan_bssid_ex_sz(target));
416 pnetwork->last_scanned = jiffies;
417 } else {
418
419
420 pnetwork = alloc_network(pmlmepriv);
421 if (pnetwork == NULL)
422 return;
423 bssid_ex_sz = r8712_get_wlan_bssid_ex_sz(target);
424 target->Length = bssid_ex_sz;
425 memcpy(&pnetwork->network, target, bssid_ex_sz);
426 list_add_tail(&pnetwork->list, &queue->queue);
427 }
428 } else {
429
430
431
432
433
434 update_network(&pnetwork->network, target, adapter);
435 pnetwork->last_scanned = jiffies;
436 }
437}
438
439static void rtl8711_add_network(struct _adapter *adapter,
440 struct wlan_bssid_ex *pnetwork)
441{
442 unsigned long irqL;
443 struct mlme_priv *pmlmepriv = &(((struct _adapter *)adapter)->mlmepriv);
444 struct __queue *queue = &pmlmepriv->scanned_queue;
445
446 spin_lock_irqsave(&queue->lock, irqL);
447 update_current_network(adapter, pnetwork);
448 update_scanned_network(adapter, pnetwork);
449 spin_unlock_irqrestore(&queue->lock, irqL);
450}
451
452
453
454
455
456
457
458
459static int is_desired_network(struct _adapter *adapter,
460 struct wlan_network *pnetwork)
461{
462 u8 wps_ie[512];
463 uint wps_ielen;
464 int bselected = true;
465 struct security_priv *psecuritypriv = &adapter->securitypriv;
466
467 if (psecuritypriv->wps_phase) {
468 if (r8712_get_wps_ie(pnetwork->network.IEs,
469 pnetwork->network.IELength, wps_ie,
470 &wps_ielen))
471 return true;
472 return false;
473 }
474 if ((psecuritypriv->PrivacyAlgrthm != _NO_PRIVACY_) &&
475 (pnetwork->network.Privacy == 0))
476 bselected = false;
477 if (check_fwstate(&adapter->mlmepriv, WIFI_ADHOC_STATE)) {
478 if (pnetwork->network.InfrastructureMode !=
479 adapter->mlmepriv.cur_network.network.
480 InfrastructureMode)
481 bselected = false;
482 }
483 return bselected;
484}
485
486
487void r8712_atimdone_event_callback(struct _adapter *adapter, u8 *pbuf)
488{
489}
490
491void r8712_survey_event_callback(struct _adapter *adapter, u8 *pbuf)
492{
493 unsigned long flags;
494 u32 len;
495 struct wlan_bssid_ex *pnetwork;
496 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
497
498 pnetwork = (struct wlan_bssid_ex *)pbuf;
499#ifdef __BIG_ENDIAN
500
501 pnetwork->Length = le32_to_cpu(pnetwork->Length);
502 pnetwork->Ssid.SsidLength = le32_to_cpu(pnetwork->Ssid.SsidLength);
503 pnetwork->Privacy = le32_to_cpu(pnetwork->Privacy);
504 pnetwork->Rssi = le32_to_cpu(pnetwork->Rssi);
505 pnetwork->NetworkTypeInUse = le32_to_cpu(pnetwork->NetworkTypeInUse);
506 pnetwork->Configuration.ATIMWindow =
507 le32_to_cpu(pnetwork->Configuration.ATIMWindow);
508 pnetwork->Configuration.BeaconPeriod =
509 le32_to_cpu(pnetwork->Configuration.BeaconPeriod);
510 pnetwork->Configuration.DSConfig =
511 le32_to_cpu(pnetwork->Configuration.DSConfig);
512 pnetwork->Configuration.FHConfig.DwellTime =
513 le32_to_cpu(pnetwork->Configuration.FHConfig.DwellTime);
514 pnetwork->Configuration.FHConfig.HopPattern =
515 le32_to_cpu(pnetwork->Configuration.FHConfig.HopPattern);
516 pnetwork->Configuration.FHConfig.HopSet =
517 le32_to_cpu(pnetwork->Configuration.FHConfig.HopSet);
518 pnetwork->Configuration.FHConfig.Length =
519 le32_to_cpu(pnetwork->Configuration.FHConfig.Length);
520 pnetwork->Configuration.Length =
521 le32_to_cpu(pnetwork->Configuration.Length);
522 pnetwork->InfrastructureMode =
523 le32_to_cpu(pnetwork->InfrastructureMode);
524 pnetwork->IELength = le32_to_cpu(pnetwork->IELength);
525#endif
526 len = r8712_get_wlan_bssid_ex_sz(pnetwork);
527 if (len > sizeof(struct wlan_bssid_ex))
528 return;
529 spin_lock_irqsave(&pmlmepriv->lock2, flags);
530
531 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) {
532 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress),
533 pnetwork->MacAddress, ETH_ALEN)) {
534 struct wlan_network *ibss_wlan = NULL;
535
536 memcpy(pmlmepriv->cur_network.network.IEs,
537 pnetwork->IEs, 8);
538 ibss_wlan = r8712_find_network(
539 &pmlmepriv->scanned_queue,
540 pnetwork->MacAddress);
541 if (ibss_wlan) {
542 memcpy(ibss_wlan->network.IEs,
543 pnetwork->IEs, 8);
544 goto exit;
545 }
546 }
547 }
548
549 if (!check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
550 if (pnetwork->Ssid.Ssid[0] != 0) {
551 rtl8711_add_network(adapter, pnetwork);
552 } else {
553 pnetwork->Ssid.SsidLength = 8;
554 memcpy(pnetwork->Ssid.Ssid, "<hidden>", 8);
555 rtl8711_add_network(adapter, pnetwork);
556 }
557 }
558exit:
559 spin_unlock_irqrestore(&pmlmepriv->lock2, flags);
560}
561
562void r8712_surveydone_event_callback(struct _adapter *adapter, u8 *pbuf)
563{
564 unsigned long irqL;
565 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
566
567 spin_lock_irqsave(&pmlmepriv->lock, irqL);
568
569 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
570 del_timer(&pmlmepriv->scan_to_timer);
571
572 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
573 }
574
575 if (pmlmepriv->to_join) {
576 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
577 if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
578 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
579
580 if (r8712_select_and_join_from_scan(pmlmepriv)
581 == _SUCCESS)
582 mod_timer(&pmlmepriv->assoc_timer, jiffies +
583 msecs_to_jiffies(MAX_JOIN_TIMEOUT));
584 else {
585 struct wlan_bssid_ex *pdev_network =
586 &(adapter->registrypriv.dev_network);
587 u8 *pibss =
588 adapter->registrypriv.
589 dev_network.MacAddress;
590 pmlmepriv->fw_state ^= _FW_UNDER_SURVEY;
591 memcpy(&pdev_network->Ssid,
592 &pmlmepriv->assoc_ssid,
593 sizeof(struct
594 ndis_802_11_ssid));
595 r8712_update_registrypriv_dev_network
596 (adapter);
597 r8712_generate_random_ibss(pibss);
598 pmlmepriv->fw_state =
599 WIFI_ADHOC_MASTER_STATE;
600 pmlmepriv->to_join = false;
601 }
602 }
603 } else {
604 pmlmepriv->to_join = false;
605 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
606 if (r8712_select_and_join_from_scan(pmlmepriv) ==
607 _SUCCESS)
608 mod_timer(&pmlmepriv->assoc_timer, jiffies +
609 msecs_to_jiffies(MAX_JOIN_TIMEOUT));
610 else
611 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
612 }
613 }
614 spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
615}
616
617
618
619
620void r8712_free_assoc_resources(struct _adapter *adapter)
621{
622 unsigned long irqL;
623 struct wlan_network *pwlan = NULL;
624 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
625 struct sta_priv *pstapriv = &adapter->stapriv;
626 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
627
628 pwlan = r8712_find_network(&pmlmepriv->scanned_queue,
629 tgt_network->network.MacAddress);
630
631 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE | WIFI_AP_STATE)) {
632 struct sta_info *psta;
633
634 psta = r8712_get_stainfo(&adapter->stapriv,
635 tgt_network->network.MacAddress);
636
637 spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
638 r8712_free_stainfo(adapter, psta);
639 spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
640 }
641
642 if (check_fwstate(pmlmepriv,
643 WIFI_ADHOC_STATE | WIFI_ADHOC_MASTER_STATE | WIFI_AP_STATE))
644 r8712_free_all_stainfo(adapter);
645 if (pwlan)
646 pwlan->fixed = false;
647
648 if (((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) &&
649 (adapter->stapriv.asoc_sta_count == 1)))
650 free_network_nolock(pmlmepriv, pwlan);
651}
652
653
654
655
656void r8712_indicate_connect(struct _adapter *padapter)
657{
658 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
659
660 pmlmepriv->to_join = false;
661 set_fwstate(pmlmepriv, _FW_LINKED);
662 padapter->ledpriv.LedControlHandler(padapter, LED_CTL_LINK);
663 r8712_os_indicate_connect(padapter);
664 if (padapter->registrypriv.power_mgnt > PS_MODE_ACTIVE)
665 mod_timer(&pmlmepriv->dhcp_timer,
666 jiffies + msecs_to_jiffies(60000));
667}
668
669
670
671
672
673void r8712_ind_disconnect(struct _adapter *padapter)
674{
675 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
676
677 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
678 _clr_fwstate_(pmlmepriv, _FW_LINKED);
679 padapter->ledpriv.LedControlHandler(padapter, LED_CTL_NO_LINK);
680 r8712_os_indicate_disconnect(padapter);
681 }
682 if (padapter->pwrctrlpriv.pwr_mode !=
683 padapter->registrypriv.power_mgnt) {
684 del_timer(&pmlmepriv->dhcp_timer);
685 r8712_set_ps_mode(padapter, padapter->registrypriv.power_mgnt,
686 padapter->registrypriv.smart_ps);
687 }
688}
689
690
691
692
693
694
695
696
697
698
699
700void r8712_joinbss_event_callback(struct _adapter *adapter, u8 *pbuf)
701{
702 unsigned long irqL = 0, irqL2;
703 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
704 struct sta_priv *pstapriv = &adapter->stapriv;
705 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
706 struct wlan_network *cur_network = &pmlmepriv->cur_network;
707 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
708 unsigned int the_same_macaddr = false;
709 struct wlan_network *pnetwork;
710
711 if (sizeof(struct list_head) == 4 * sizeof(u32)) {
712 pnetwork = kmalloc(sizeof(struct wlan_network), GFP_ATOMIC);
713 if (!pnetwork)
714 return;
715 memcpy((u8 *)pnetwork + 16, (u8 *)pbuf + 8,
716 sizeof(struct wlan_network) - 16);
717 } else {
718 pnetwork = (struct wlan_network *)pbuf;
719 }
720
721#ifdef __BIG_ENDIAN
722
723 pnetwork->join_res = le32_to_cpu(pnetwork->join_res);
724 pnetwork->network_type = le32_to_cpu(pnetwork->network_type);
725 pnetwork->network.Length = le32_to_cpu(pnetwork->network.Length);
726 pnetwork->network.Ssid.SsidLength =
727 le32_to_cpu(pnetwork->network.Ssid.SsidLength);
728 pnetwork->network.Privacy = le32_to_cpu(pnetwork->network.Privacy);
729 pnetwork->network.Rssi = le32_to_cpu(pnetwork->network.Rssi);
730 pnetwork->network.NetworkTypeInUse =
731 le32_to_cpu(pnetwork->network.NetworkTypeInUse);
732 pnetwork->network.Configuration.ATIMWindow =
733 le32_to_cpu(pnetwork->network.Configuration.ATIMWindow);
734 pnetwork->network.Configuration.BeaconPeriod =
735 le32_to_cpu(pnetwork->network.Configuration.BeaconPeriod);
736 pnetwork->network.Configuration.DSConfig =
737 le32_to_cpu(pnetwork->network.Configuration.DSConfig);
738 pnetwork->network.Configuration.FHConfig.DwellTime =
739 le32_to_cpu(pnetwork->network.Configuration.FHConfig.
740 DwellTime);
741 pnetwork->network.Configuration.FHConfig.HopPattern =
742 le32_to_cpu(pnetwork->network.Configuration.
743 FHConfig.HopPattern);
744 pnetwork->network.Configuration.FHConfig.HopSet =
745 le32_to_cpu(pnetwork->network.Configuration.FHConfig.HopSet);
746 pnetwork->network.Configuration.FHConfig.Length =
747 le32_to_cpu(pnetwork->network.Configuration.FHConfig.Length);
748 pnetwork->network.Configuration.Length =
749 le32_to_cpu(pnetwork->network.Configuration.Length);
750 pnetwork->network.InfrastructureMode =
751 le32_to_cpu(pnetwork->network.InfrastructureMode);
752 pnetwork->network.IELength = le32_to_cpu(pnetwork->network.IELength);
753#endif
754
755 the_same_macaddr = !memcmp(pnetwork->network.MacAddress,
756 cur_network->network.MacAddress, ETH_ALEN);
757 pnetwork->network.Length =
758 r8712_get_wlan_bssid_ex_sz(&pnetwork->network);
759 spin_lock_irqsave(&pmlmepriv->lock, irqL);
760 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex))
761 goto ignore_joinbss_callback;
762 if (pnetwork->join_res > 0) {
763 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
764
765 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
766 if (the_same_macaddr) {
767 ptarget_wlan =
768 r8712_find_network(&pmlmepriv->
769 scanned_queue,
770 cur_network->network.MacAddress);
771 } else {
772 pcur_wlan =
773 r8712_find_network(&pmlmepriv->
774 scanned_queue,
775 cur_network->network.MacAddress);
776 pcur_wlan->fixed = false;
777
778 pcur_sta = r8712_get_stainfo(pstapriv,
779 cur_network->network.MacAddress);
780 spin_lock_irqsave(&pstapriv->
781 sta_hash_lock, irqL2);
782 r8712_free_stainfo(adapter, pcur_sta);
783 spin_unlock_irqrestore(&(pstapriv->
784 sta_hash_lock), irqL2);
785
786 ptarget_wlan =
787 r8712_find_network(&pmlmepriv->
788 scanned_queue,
789 pnetwork->network.
790 MacAddress);
791 if (ptarget_wlan)
792 ptarget_wlan->fixed = true;
793 }
794 } else {
795 ptarget_wlan = r8712_find_network(&pmlmepriv->
796 scanned_queue,
797 pnetwork->network.MacAddress);
798 if (ptarget_wlan)
799 ptarget_wlan->fixed = true;
800 }
801
802 if (ptarget_wlan == NULL) {
803 if (check_fwstate(pmlmepriv,
804 _FW_UNDER_LINKING))
805 pmlmepriv->fw_state ^=
806 _FW_UNDER_LINKING;
807 goto ignore_joinbss_callback;
808 }
809
810
811 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
812 if (the_same_macaddr) {
813 ptarget_sta =
814 r8712_get_stainfo(pstapriv,
815 pnetwork->network.MacAddress);
816 if (ptarget_sta == NULL)
817 ptarget_sta =
818 r8712_alloc_stainfo(pstapriv,
819 pnetwork->network.MacAddress);
820 } else {
821 ptarget_sta =
822 r8712_alloc_stainfo(pstapriv,
823 pnetwork->network.MacAddress);
824 }
825 if (ptarget_sta) {
826 ptarget_sta->aid = pnetwork->join_res;
827 ptarget_sta->qos_option = 1;
828 ptarget_sta->mac_id = 5;
829 if (adapter->securitypriv.
830 AuthAlgrthm == 2) {
831 adapter->securitypriv.
832 binstallGrpkey =
833 false;
834 adapter->securitypriv.
835 busetkipkey =
836 false;
837 adapter->securitypriv.
838 bgrpkey_handshake =
839 false;
840 ptarget_sta->ieee8021x_blocked
841 = true;
842 ptarget_sta->XPrivacy =
843 adapter->securitypriv.
844 PrivacyAlgrthm;
845 memset((u8 *)&ptarget_sta->
846 x_UncstKey,
847 0,
848 sizeof(union Keytype));
849 memset((u8 *)&ptarget_sta->
850 tkiprxmickey,
851 0,
852 sizeof(union Keytype));
853 memset((u8 *)&ptarget_sta->
854 tkiptxmickey,
855 0,
856 sizeof(union Keytype));
857 memset((u8 *)&ptarget_sta->
858 txpn, 0,
859 sizeof(union pn48));
860 memset((u8 *)&ptarget_sta->
861 rxpn, 0,
862 sizeof(union pn48));
863 }
864 } else {
865 if (check_fwstate(pmlmepriv,
866 _FW_UNDER_LINKING))
867 pmlmepriv->fw_state ^=
868 _FW_UNDER_LINKING;
869 goto ignore_joinbss_callback;
870 }
871 }
872
873
874 memcpy(&cur_network->network, &pnetwork->network,
875 pnetwork->network.Length);
876 cur_network->aid = pnetwork->join_res;
877
878 switch (pnetwork->network.InfrastructureMode) {
879 case Ndis802_11Infrastructure:
880 pmlmepriv->fw_state = WIFI_STATION_STATE;
881 break;
882 case Ndis802_11IBSS:
883 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
884 break;
885 default:
886 pmlmepriv->fw_state = WIFI_NULL_STATE;
887 break;
888 }
889 r8712_update_protection(adapter,
890 (cur_network->network.IEs) +
891 sizeof(struct NDIS_802_11_FIXED_IEs),
892 (cur_network->network.IELength));
893
894 update_ht_cap(adapter, cur_network->network.IEs,
895 cur_network->network.IELength);
896
897 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE))
898 r8712_indicate_connect(adapter);
899 del_timer(&pmlmepriv->assoc_timer);
900 } else {
901 goto ignore_joinbss_callback;
902 }
903 } else {
904 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
905 mod_timer(&pmlmepriv->assoc_timer,
906 jiffies + msecs_to_jiffies(1));
907 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
908 }
909 }
910ignore_joinbss_callback:
911 spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
912 if (sizeof(struct list_head) == 4 * sizeof(u32))
913 kfree(pnetwork);
914}
915
916void r8712_stassoc_event_callback(struct _adapter *adapter, u8 *pbuf)
917{
918 unsigned long irqL;
919 struct sta_info *psta;
920 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
921 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
922
923
924 if (!r8712_access_ctrl(&adapter->acl_list, pstassoc->macaddr))
925 return;
926 psta = r8712_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
927 if (psta != NULL) {
928
929
930
931
932 return;
933 }
934
935 psta = r8712_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
936 if (psta == NULL)
937 return;
938
939 psta->qos_option = 0;
940 psta->mac_id = le32_to_cpu((uint)pstassoc->cam_id);
941
942
943 if (adapter->securitypriv.AuthAlgrthm == 2)
944 psta->XPrivacy = adapter->securitypriv.PrivacyAlgrthm;
945 psta->ieee8021x_blocked = false;
946 spin_lock_irqsave(&pmlmepriv->lock, irqL);
947 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
948 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
949 if (adapter->stapriv.asoc_sta_count == 2) {
950
951 r8712_indicate_connect(adapter);
952 }
953 }
954 spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
955}
956
957void r8712_stadel_event_callback(struct _adapter *adapter, u8 *pbuf)
958{
959 unsigned long irqL, irqL2;
960 struct sta_info *psta;
961 struct wlan_network *pwlan = NULL;
962 struct wlan_bssid_ex *pdev_network = NULL;
963 u8 *pibss = NULL;
964 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
965 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
966 struct sta_priv *pstapriv = &adapter->stapriv;
967 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
968
969 spin_lock_irqsave(&pmlmepriv->lock, irqL2);
970 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
971 r8712_ind_disconnect(adapter);
972 r8712_free_assoc_resources(adapter);
973 }
974 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE |
975 WIFI_ADHOC_STATE)) {
976 psta = r8712_get_stainfo(&adapter->stapriv, pstadel->macaddr);
977 spin_lock_irqsave(&pstapriv->sta_hash_lock, irqL);
978 r8712_free_stainfo(adapter, psta);
979 spin_unlock_irqrestore(&pstapriv->sta_hash_lock, irqL);
980 if (adapter->stapriv.asoc_sta_count == 1) {
981
982 pwlan = r8712_find_network(&pmlmepriv->scanned_queue,
983 tgt_network->network.MacAddress);
984 if (pwlan) {
985 pwlan->fixed = false;
986 free_network_nolock(pmlmepriv, pwlan);
987 }
988
989 pdev_network = &(adapter->registrypriv.dev_network);
990 pibss = adapter->registrypriv.dev_network.MacAddress;
991 memcpy(pdev_network, &tgt_network->network,
992 r8712_get_wlan_bssid_ex_sz(&tgt_network->
993 network));
994 memcpy(&pdev_network->Ssid,
995 &pmlmepriv->assoc_ssid,
996 sizeof(struct ndis_802_11_ssid));
997 r8712_update_registrypriv_dev_network(adapter);
998 r8712_generate_random_ibss(pibss);
999 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1000 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1001 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1002 }
1003 }
1004 }
1005 spin_unlock_irqrestore(&pmlmepriv->lock, irqL2);
1006}
1007
1008void r8712_cpwm_event_callback(struct _adapter *adapter, u8 *pbuf)
1009{
1010 struct reportpwrstate_parm *preportpwrstate =
1011 (struct reportpwrstate_parm *)pbuf;
1012
1013 preportpwrstate->state |= (u8)(adapter->pwrctrlpriv.cpwm_tog + 0x80);
1014 r8712_cpwm_int_hdl(adapter, preportpwrstate);
1015}
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026void r8712_got_addbareq_event_callback(struct _adapter *adapter, u8 *pbuf)
1027{
1028 struct ADDBA_Req_Report_parm *pAddbareq_pram =
1029 (struct ADDBA_Req_Report_parm *)pbuf;
1030 struct sta_info *psta;
1031 struct sta_priv *pstapriv = &adapter->stapriv;
1032 struct recv_reorder_ctrl *precvreorder_ctrl = NULL;
1033
1034 psta = r8712_get_stainfo(pstapriv, pAddbareq_pram->MacAddress);
1035 if (psta) {
1036 precvreorder_ctrl =
1037 &psta->recvreorder_ctrl[pAddbareq_pram->tid];
1038
1039
1040
1041 precvreorder_ctrl->indicate_seq = 0xffff;
1042 }
1043}
1044
1045void r8712_wpspbc_event_callback(struct _adapter *adapter, u8 *pbuf)
1046{
1047 if (!adapter->securitypriv.wps_hw_pbc_pressed)
1048 adapter->securitypriv.wps_hw_pbc_pressed = true;
1049}
1050
1051void _r8712_sitesurvey_ctrl_handler(struct _adapter *adapter)
1052{
1053 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1054 struct sitesurvey_ctrl *psitesurveyctrl = &pmlmepriv->sitesurveyctrl;
1055 struct registry_priv *pregistrypriv = &adapter->registrypriv;
1056 u64 current_tx_pkts;
1057 uint current_rx_pkts;
1058
1059 current_tx_pkts = (adapter->xmitpriv.tx_pkts) -
1060 (psitesurveyctrl->last_tx_pkts);
1061 current_rx_pkts = (adapter->recvpriv.rx_pkts) -
1062 (psitesurveyctrl->last_rx_pkts);
1063 psitesurveyctrl->last_tx_pkts = adapter->xmitpriv.tx_pkts;
1064 psitesurveyctrl->last_rx_pkts = adapter->recvpriv.rx_pkts;
1065 if ((current_tx_pkts > pregistrypriv->busy_thresh) ||
1066 (current_rx_pkts > pregistrypriv->busy_thresh))
1067 psitesurveyctrl->traffic_busy = true;
1068 else
1069 psitesurveyctrl->traffic_busy = false;
1070}
1071
1072void _r8712_join_timeout_handler(struct _adapter *adapter)
1073{
1074 unsigned long irqL;
1075 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1076
1077 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1078 return;
1079 spin_lock_irqsave(&pmlmepriv->lock, irqL);
1080 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1081 pmlmepriv->to_join = false;
1082 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1083 r8712_os_indicate_disconnect(adapter);
1084 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1085 }
1086 if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt) {
1087 r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt,
1088 adapter->registrypriv.smart_ps);
1089 }
1090 spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
1091}
1092
1093void r8712_scan_timeout_handler (struct _adapter *adapter)
1094{
1095 unsigned long irqL;
1096 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1097
1098 spin_lock_irqsave(&pmlmepriv->lock, irqL);
1099 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1100 pmlmepriv->to_join = false;
1101 spin_unlock_irqrestore(&pmlmepriv->lock, irqL);
1102}
1103
1104void _r8712_dhcp_timeout_handler (struct _adapter *adapter)
1105{
1106 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1107 return;
1108 if (adapter->pwrctrlpriv.pwr_mode != adapter->registrypriv.power_mgnt)
1109 r8712_set_ps_mode(adapter, adapter->registrypriv.power_mgnt,
1110 adapter->registrypriv.smart_ps);
1111}
1112
1113void _r8712_wdg_timeout_handler(struct _adapter *adapter)
1114{
1115 r8712_wdg_wk_cmd(adapter);
1116}
1117
1118int r8712_select_and_join_from_scan(struct mlme_priv *pmlmepriv)
1119{
1120 struct list_head *phead;
1121 unsigned char *dst_ssid, *src_ssid;
1122 struct _adapter *adapter;
1123 struct __queue *queue = NULL;
1124 struct wlan_network *pnetwork = NULL;
1125 struct wlan_network *pnetwork_max_rssi = NULL;
1126
1127 adapter = (struct _adapter *)pmlmepriv->nic_hdl;
1128 queue = &pmlmepriv->scanned_queue;
1129 phead = &queue->queue;
1130 pmlmepriv->pscanned = phead->next;
1131 while (1) {
1132 if (end_of_queue_search(phead, pmlmepriv->pscanned)) {
1133 if ((pmlmepriv->assoc_by_rssi) &&
1134 (pnetwork_max_rssi != NULL)) {
1135 pnetwork = pnetwork_max_rssi;
1136 goto ask_for_joinbss;
1137 }
1138 return _FAIL;
1139 }
1140 pnetwork = container_of(pmlmepriv->pscanned,
1141 struct wlan_network, list);
1142 if (pnetwork == NULL)
1143 return _FAIL;
1144 pmlmepriv->pscanned = pmlmepriv->pscanned->next;
1145 if (pmlmepriv->assoc_by_bssid) {
1146 dst_ssid = pnetwork->network.MacAddress;
1147 src_ssid = pmlmepriv->assoc_bssid;
1148 if (!memcmp(dst_ssid, src_ssid, ETH_ALEN)) {
1149 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1150 if (is_same_network(&pmlmepriv->
1151 cur_network.network,
1152 &pnetwork->network)) {
1153 _clr_fwstate_(pmlmepriv,
1154 _FW_UNDER_LINKING);
1155
1156 r8712_indicate_connect(adapter);
1157 return 2;
1158 }
1159 r8712_disassoc_cmd(adapter);
1160 r8712_ind_disconnect(adapter);
1161 r8712_free_assoc_resources(adapter);
1162 }
1163 goto ask_for_joinbss;
1164 }
1165 } else if (pmlmepriv->assoc_ssid.SsidLength == 0) {
1166 goto ask_for_joinbss;
1167 }
1168 dst_ssid = pnetwork->network.Ssid.Ssid;
1169 src_ssid = pmlmepriv->assoc_ssid.Ssid;
1170 if ((pnetwork->network.Ssid.SsidLength ==
1171 pmlmepriv->assoc_ssid.SsidLength) &&
1172 (!memcmp(dst_ssid, src_ssid,
1173 pmlmepriv->assoc_ssid.SsidLength))) {
1174 if (pmlmepriv->assoc_by_rssi) {
1175
1176
1177
1178 if (pnetwork_max_rssi) {
1179 if (pnetwork->network.Rssi >
1180 pnetwork_max_rssi->network.Rssi)
1181 pnetwork_max_rssi = pnetwork;
1182 } else {
1183 pnetwork_max_rssi = pnetwork;
1184 }
1185 } else if (is_desired_network(adapter, pnetwork)) {
1186 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1187 r8712_disassoc_cmd(adapter);
1188 r8712_free_assoc_resources(adapter);
1189 }
1190 goto ask_for_joinbss;
1191 }
1192 }
1193 }
1194
1195ask_for_joinbss:
1196 return r8712_joinbss_cmd(adapter, pnetwork);
1197}
1198
1199sint r8712_set_auth(struct _adapter *adapter,
1200 struct security_priv *psecuritypriv)
1201{
1202 struct cmd_priv *pcmdpriv = &adapter->cmdpriv;
1203 struct cmd_obj *pcmd;
1204 struct setauth_parm *psetauthparm;
1205
1206 pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC);
1207 if (!pcmd)
1208 return _FAIL;
1209
1210 psetauthparm = kzalloc(sizeof(*psetauthparm), GFP_ATOMIC);
1211 if (!psetauthparm) {
1212 kfree(pcmd);
1213 return _FAIL;
1214 }
1215 psetauthparm->mode = (u8)psecuritypriv->AuthAlgrthm;
1216 pcmd->cmdcode = _SetAuth_CMD_;
1217 pcmd->parmbuf = (unsigned char *)psetauthparm;
1218 pcmd->cmdsz = sizeof(struct setauth_parm);
1219 pcmd->rsp = NULL;
1220 pcmd->rspsz = 0;
1221 INIT_LIST_HEAD(&pcmd->list);
1222 r8712_enqueue_cmd(pcmdpriv, pcmd);
1223 return _SUCCESS;
1224}
1225
1226sint r8712_set_key(struct _adapter *adapter,
1227 struct security_priv *psecuritypriv,
1228 sint keyid)
1229{
1230 struct cmd_priv *pcmdpriv = &adapter->cmdpriv;
1231 struct cmd_obj *pcmd;
1232 struct setkey_parm *psetkeyparm;
1233 u8 keylen;
1234 sint ret = _SUCCESS;
1235
1236 pcmd = kmalloc(sizeof(*pcmd), GFP_ATOMIC);
1237 if (!pcmd)
1238 return _FAIL;
1239 psetkeyparm = kzalloc(sizeof(*psetkeyparm), GFP_ATOMIC);
1240 if (!psetkeyparm) {
1241 ret = _FAIL;
1242 goto err_free_cmd;
1243 }
1244 if (psecuritypriv->AuthAlgrthm == 2) {
1245 psetkeyparm->algorithm =
1246 (u8)psecuritypriv->XGrpPrivacy;
1247 } else {
1248 psetkeyparm->algorithm =
1249 (u8)psecuritypriv->PrivacyAlgrthm;
1250 }
1251 psetkeyparm->keyid = (u8)keyid;
1252
1253 switch (psetkeyparm->algorithm) {
1254 case _WEP40_:
1255 keylen = 5;
1256 memcpy(psetkeyparm->key,
1257 psecuritypriv->DefKey[keyid].skey, keylen);
1258 break;
1259 case _WEP104_:
1260 keylen = 13;
1261 memcpy(psetkeyparm->key,
1262 psecuritypriv->DefKey[keyid].skey, keylen);
1263 break;
1264 case _TKIP_:
1265 if (keyid < 1 || keyid > 2) {
1266 ret = _FAIL;
1267 goto err_free_parm;
1268 }
1269 keylen = 16;
1270 memcpy(psetkeyparm->key,
1271 &psecuritypriv->XGrpKey[keyid - 1], keylen);
1272 psetkeyparm->grpkey = 1;
1273 break;
1274 case _AES_:
1275 if (keyid < 1 || keyid > 2) {
1276 ret = _FAIL;
1277 goto err_free_parm;
1278 }
1279 keylen = 16;
1280 memcpy(psetkeyparm->key,
1281 &psecuritypriv->XGrpKey[keyid - 1], keylen);
1282 psetkeyparm->grpkey = 1;
1283 break;
1284 default:
1285 ret = _FAIL;
1286 goto err_free_parm;
1287 }
1288 pcmd->cmdcode = _SetKey_CMD_;
1289 pcmd->parmbuf = (u8 *)psetkeyparm;
1290 pcmd->cmdsz = (sizeof(struct setkey_parm));
1291 pcmd->rsp = NULL;
1292 pcmd->rspsz = 0;
1293 INIT_LIST_HEAD(&pcmd->list);
1294 r8712_enqueue_cmd(pcmdpriv, pcmd);
1295 return ret;
1296
1297err_free_parm:
1298 kfree(psetkeyparm);
1299err_free_cmd:
1300 kfree(pcmd);
1301 return ret;
1302}
1303
1304
1305int r8712_restruct_wmm_ie(struct _adapter *adapter, u8 *in_ie, u8 *out_ie,
1306 uint in_len, uint initial_out_len)
1307{
1308 unsigned int ielength = 0;
1309 unsigned int i, j;
1310
1311 i = 12;
1312 while (i < in_len) {
1313 ielength = initial_out_len;
1314 if (in_ie[i] == 0xDD && in_ie[i + 2] == 0x00 &&
1315 in_ie[i + 3] == 0x50 && in_ie[i + 4] == 0xF2 &&
1316 in_ie[i + 5] == 0x02 && i + 5 < in_len) {
1317
1318 for (j = i; j < i + 9; j++) {
1319 out_ie[ielength] = in_ie[j];
1320 ielength++;
1321 }
1322 out_ie[initial_out_len + 1] = 0x07;
1323 out_ie[initial_out_len + 6] = 0x00;
1324 out_ie[initial_out_len + 8] = 0x00;
1325 break;
1326 }
1327 i += (in_ie[i + 1] + 2);
1328 }
1329 return ielength;
1330}
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340static int SecIsInPMKIDList(struct _adapter *Adapter, u8 *bssid)
1341{
1342 struct security_priv *psecuritypriv = &Adapter->securitypriv;
1343 int i = 0;
1344
1345 do {
1346 if (psecuritypriv->PMKIDList[i].bUsed &&
1347 (!memcmp(psecuritypriv->PMKIDList[i].Bssid,
1348 bssid, ETH_ALEN)))
1349 break;
1350 else
1351 i++;
1352 } while (i < NUM_PMKID_CACHE);
1353
1354 if (i == NUM_PMKID_CACHE) {
1355 i = -1;
1356 } else {
1357 ;
1358
1359
1360 }
1361 return i;
1362}
1363
1364sint r8712_restruct_sec_ie(struct _adapter *adapter, u8 *in_ie,
1365 u8 *out_ie, uint in_len)
1366{
1367 u8 authmode = 0, match;
1368 u8 sec_ie[255], uncst_oui[4], bkup_ie[255];
1369 u8 wpa_oui[4] = {0x0, 0x50, 0xf2, 0x01};
1370 uint ielength, cnt, remove_cnt;
1371 int iEntry;
1372 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1373 struct security_priv *psecuritypriv = &adapter->securitypriv;
1374 uint ndisauthmode = psecuritypriv->ndisauthtype;
1375 uint ndissecuritytype = psecuritypriv->ndisencryptstatus;
1376
1377 if ((ndisauthmode == Ndis802_11AuthModeWPA) ||
1378 (ndisauthmode == Ndis802_11AuthModeWPAPSK)) {
1379 authmode = _WPA_IE_ID_;
1380 uncst_oui[0] = 0x0;
1381 uncst_oui[1] = 0x50;
1382 uncst_oui[2] = 0xf2;
1383 }
1384 if ((ndisauthmode == Ndis802_11AuthModeWPA2) ||
1385 (ndisauthmode == Ndis802_11AuthModeWPA2PSK)) {
1386 authmode = _WPA2_IE_ID_;
1387 uncst_oui[0] = 0x0;
1388 uncst_oui[1] = 0x0f;
1389 uncst_oui[2] = 0xac;
1390 }
1391 switch (ndissecuritytype) {
1392 case Ndis802_11Encryption1Enabled:
1393 case Ndis802_11Encryption1KeyAbsent:
1394 uncst_oui[3] = 0x1;
1395 break;
1396 case Ndis802_11Encryption2Enabled:
1397 case Ndis802_11Encryption2KeyAbsent:
1398 uncst_oui[3] = 0x2;
1399 break;
1400 case Ndis802_11Encryption3Enabled:
1401 case Ndis802_11Encryption3KeyAbsent:
1402 uncst_oui[3] = 0x4;
1403 break;
1404 default:
1405 break;
1406 }
1407
1408 cnt = 12;
1409 match = false;
1410 while (cnt < in_len) {
1411 if (in_ie[cnt] == authmode) {
1412 if ((authmode == _WPA_IE_ID_) &&
1413 (!memcmp(&in_ie[cnt + 2], &wpa_oui[0], 4))) {
1414 memcpy(&sec_ie[0], &in_ie[cnt],
1415 in_ie[cnt + 1] + 2);
1416 match = true;
1417 break;
1418 }
1419 if (authmode == _WPA2_IE_ID_) {
1420 memcpy(&sec_ie[0], &in_ie[cnt],
1421 in_ie[cnt + 1] + 2);
1422 match = true;
1423 break;
1424 }
1425 if (((authmode == _WPA_IE_ID_) &&
1426 (!memcmp(&in_ie[cnt + 2], &wpa_oui[0], 4))) ||
1427 (authmode == _WPA2_IE_ID_))
1428 memcpy(&bkup_ie[0], &in_ie[cnt],
1429 in_ie[cnt + 1] + 2);
1430 }
1431 cnt += in_ie[cnt + 1] + 2;
1432 }
1433
1434 if (match) {
1435 if (sec_ie[0] == _WPA_IE_ID_) {
1436
1437
1438
1439 while (true) {
1440
1441 if (memcmp(&sec_ie[2], &wpa_oui[0], 4)) {
1442 match = false;
1443 break;
1444 }
1445 if ((sec_ie[6] != 0x01) || (sec_ie[7] != 0x0)) {
1446
1447 match = false;
1448 break;
1449 }
1450 if (!memcmp(&sec_ie[8], &wpa_oui[0], 3)) {
1451
1452
1453
1454 switch (sec_ie[11]) {
1455 case 0x0:
1456 psecuritypriv->XGrpPrivacy =
1457 _NO_PRIVACY_;
1458 break;
1459 case 0x1:
1460 psecuritypriv->XGrpPrivacy =
1461 _WEP40_;
1462 break;
1463 case 0x2:
1464 psecuritypriv->XGrpPrivacy =
1465 _TKIP_;
1466 break;
1467 case 0x3:
1468 case 0x4:
1469 psecuritypriv->XGrpPrivacy =
1470 _AES_;
1471 break;
1472 case 0x5:
1473 psecuritypriv->XGrpPrivacy =
1474 _WEP104_;
1475 break;
1476 }
1477 } else {
1478 match = false;
1479 break;
1480 }
1481 if (sec_ie[12] == 0x01) {
1482
1483 if (memcmp(&sec_ie[14],
1484 &uncst_oui[0], 4)) {
1485 match = false;
1486 break;
1487
1488 }
1489 } else {
1490
1491
1492
1493 cnt = sec_ie[12];
1494 remove_cnt = (cnt - 1) * 4;
1495 sec_ie[12] = 0x01;
1496 memcpy(&sec_ie[14], &uncst_oui[0], 4);
1497
1498 memcpy(&sec_ie[18],
1499 &sec_ie[18 + remove_cnt],
1500 sec_ie[1] - 18 + 2 -
1501 remove_cnt);
1502 sec_ie[1] = sec_ie[1] - remove_cnt;
1503 }
1504 break;
1505 }
1506 }
1507 if (authmode == _WPA2_IE_ID_) {
1508
1509
1510
1511 while (true) {
1512 if ((sec_ie[2] != 0x01) || (sec_ie[3] != 0x0)) {
1513
1514 match = false;
1515 break;
1516 }
1517 if (!memcmp(&sec_ie[4], &uncst_oui[0], 3)) {
1518
1519 switch (sec_ie[7]) {
1520 case 0x1:
1521 psecuritypriv->XGrpPrivacy =
1522 _WEP40_;
1523 break;
1524 case 0x2:
1525 psecuritypriv->XGrpPrivacy =
1526 _TKIP_;
1527 break;
1528 case 0x4:
1529 psecuritypriv->XGrpPrivacy =
1530 _AES_;
1531 break;
1532 case 0x5:
1533 psecuritypriv->XGrpPrivacy =
1534 _WEP104_;
1535 break;
1536 default:
1537 psecuritypriv->XGrpPrivacy =
1538 _NO_PRIVACY_;
1539 break;
1540 }
1541 } else {
1542 match = false;
1543 break;
1544 }
1545 if (sec_ie[8] == 0x01) {
1546
1547 if (memcmp(&sec_ie[10],
1548 &uncst_oui[0], 4)) {
1549 match = false;
1550 break;
1551 }
1552 } else {
1553
1554
1555
1556 cnt = sec_ie[8];
1557 remove_cnt = (cnt - 1) * 4;
1558 sec_ie[8] = 0x01;
1559 memcpy(&sec_ie[10], &uncst_oui[0], 4);
1560
1561 memcpy(&sec_ie[14],
1562 &sec_ie[14 + remove_cnt],
1563 (sec_ie[1] - 14 + 2 -
1564 remove_cnt));
1565 sec_ie[1] = sec_ie[1] - remove_cnt;
1566 }
1567 break;
1568 }
1569 }
1570 }
1571 if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
1572
1573 memcpy(out_ie, in_ie, 12);
1574 ielength = 12;
1575
1576 if (match) {
1577 memcpy(&out_ie[ielength], &sec_ie[0], sec_ie[1] + 2);
1578 ielength += sec_ie[1] + 2;
1579 if (authmode == _WPA2_IE_ID_) {
1580
1581 out_ie[ielength - 1] = 0;
1582 out_ie[ielength - 2] = 0;
1583 }
1584 r8712_report_sec_ie(adapter, authmode, sec_ie);
1585 }
1586 } else {
1587
1588 memcpy(out_ie, in_ie, 12);
1589 ielength = 12;
1590 if (psecuritypriv->wps_phase) {
1591 memcpy(out_ie + ielength, psecuritypriv->wps_ie,
1592 psecuritypriv->wps_ie_len);
1593 ielength += psecuritypriv->wps_ie_len;
1594 }
1595 }
1596 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
1597 if (iEntry < 0)
1598 return ielength;
1599 if (authmode == _WPA2_IE_ID_) {
1600 out_ie[ielength] = 1;
1601 ielength++;
1602 out_ie[ielength] = 0;
1603 ielength++;
1604 memcpy(&out_ie[ielength],
1605 &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
1606 ielength += 16;
1607 out_ie[13] += 18;
1608 }
1609 return ielength;
1610}
1611
1612void r8712_init_registrypriv_dev_network(struct _adapter *adapter)
1613{
1614 struct registry_priv *pregistrypriv = &adapter->registrypriv;
1615 struct eeprom_priv *peepriv = &adapter->eeprompriv;
1616 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
1617 u8 *myhwaddr = myid(peepriv);
1618
1619 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
1620 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid,
1621 sizeof(struct ndis_802_11_ssid));
1622 pdev_network->Configuration.Length =
1623 sizeof(struct NDIS_802_11_CONFIGURATION);
1624 pdev_network->Configuration.BeaconPeriod = 100;
1625 pdev_network->Configuration.FHConfig.Length = 0;
1626 pdev_network->Configuration.FHConfig.HopPattern = 0;
1627 pdev_network->Configuration.FHConfig.HopSet = 0;
1628 pdev_network->Configuration.FHConfig.DwellTime = 0;
1629}
1630
1631void r8712_update_registrypriv_dev_network(struct _adapter *adapter)
1632{
1633 int sz = 0;
1634 struct registry_priv *pregistrypriv = &adapter->registrypriv;
1635 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
1636 struct security_priv *psecuritypriv = &adapter->securitypriv;
1637 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
1638
1639 pdev_network->Privacy = cpu_to_le32(psecuritypriv->PrivacyAlgrthm
1640 > 0 ? 1 : 0);
1641 pdev_network->Rssi = 0;
1642 switch (pregistrypriv->wireless_mode) {
1643 case WIRELESS_11B:
1644 pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11DS);
1645 break;
1646 case WIRELESS_11G:
1647 case WIRELESS_11BG:
1648 pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM24);
1649 break;
1650 case WIRELESS_11A:
1651 pdev_network->NetworkTypeInUse = cpu_to_le32(Ndis802_11OFDM5);
1652 break;
1653 default:
1654
1655 break;
1656 }
1657 pdev_network->Configuration.DSConfig = cpu_to_le32(
1658 pregistrypriv->channel);
1659 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
1660 pdev_network->Configuration.ATIMWindow = cpu_to_le32(3);
1661 pdev_network->InfrastructureMode = cpu_to_le32(
1662 cur_network->network.InfrastructureMode);
1663
1664
1665
1666 sz = r8712_generate_ie(pregistrypriv);
1667 pdev_network->IELength = sz;
1668 pdev_network->Length = r8712_get_wlan_bssid_ex_sz(pdev_network);
1669}
1670
1671
1672void r8712_joinbss_reset(struct _adapter *padapter)
1673{
1674 int i;
1675 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1676 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1677
1678
1679
1680
1681 phtpriv->ampdu_enable = false;
1682 for (i = 0; i < 16; i++)
1683 phtpriv->baddbareq_issued[i] = false;
1684 if (phtpriv->ht_option) {
1685
1686 r8712_write8(padapter, 0x102500D9, 48);
1687 } else {
1688
1689
1690 r8712_write8(padapter, 0x102500D9, 1);
1691 }
1692}
1693
1694
1695unsigned int r8712_restructure_ht_ie(struct _adapter *padapter, u8 *in_ie,
1696 u8 *out_ie, uint in_len, uint *pout_len)
1697{
1698 u32 ielen, out_len;
1699 unsigned char *p;
1700 struct ieee80211_ht_cap ht_capie;
1701 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
1702 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1703 struct qos_priv *pqospriv = &pmlmepriv->qospriv;
1704 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1705
1706 phtpriv->ht_option = 0;
1707 p = r8712_get_ie(in_ie + 12, _HT_CAPABILITY_IE_, &ielen, in_len - 12);
1708 if (p && (ielen > 0)) {
1709 if (pqospriv->qos_option == 0) {
1710 out_len = *pout_len;
1711 r8712_set_ie(out_ie + out_len, _VENDOR_SPECIFIC_IE_,
1712 _WMM_IE_Length_, WMM_IE, pout_len);
1713 pqospriv->qos_option = 1;
1714 }
1715 out_len = *pout_len;
1716 memset(&ht_capie, 0, sizeof(struct ieee80211_ht_cap));
1717 ht_capie.cap_info = IEEE80211_HT_CAP_SUP_WIDTH |
1718 IEEE80211_HT_CAP_SGI_20 |
1719 IEEE80211_HT_CAP_SGI_40 |
1720 IEEE80211_HT_CAP_TX_STBC |
1721 IEEE80211_HT_CAP_MAX_AMSDU |
1722 IEEE80211_HT_CAP_DSSSCCK40;
1723 ht_capie.ampdu_params_info = (IEEE80211_HT_CAP_AMPDU_FACTOR &
1724 0x03) | (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00);
1725 r8712_set_ie(out_ie + out_len, _HT_CAPABILITY_IE_,
1726 sizeof(struct ieee80211_ht_cap),
1727 (unsigned char *)&ht_capie, pout_len);
1728 phtpriv->ht_option = 1;
1729 }
1730 return phtpriv->ht_option;
1731}
1732
1733
1734static void update_ht_cap(struct _adapter *padapter, u8 *pie, uint ie_len)
1735{
1736 u8 *p, max_ampdu_sz;
1737 int i, len;
1738 struct sta_info *bmc_sta, *psta;
1739 struct ieee80211_ht_cap *pht_capie;
1740 struct recv_reorder_ctrl *preorder_ctrl;
1741 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1742 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1743 struct registry_priv *pregistrypriv = &padapter->registrypriv;
1744 struct wlan_network *pcur_network = &(pmlmepriv->cur_network);
1745
1746 if (!phtpriv->ht_option)
1747 return;
1748
1749 if (!phtpriv->ampdu_enable &&
1750 (pregistrypriv->ampdu_enable == 1))
1751 phtpriv->ampdu_enable = true;
1752
1753 len = 0;
1754 p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs),
1755 _HT_CAPABILITY_IE_,
1756 &len, ie_len -
1757 sizeof(struct NDIS_802_11_FIXED_IEs));
1758 if (p && len > 0) {
1759 pht_capie = (struct ieee80211_ht_cap *)(p + 2);
1760 max_ampdu_sz = (pht_capie->ampdu_params_info &
1761 IEEE80211_HT_CAP_AMPDU_FACTOR);
1762
1763 max_ampdu_sz = 1 << (max_ampdu_sz + 3);
1764 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
1765 }
1766
1767
1768
1769
1770
1771 bmc_sta = r8712_get_bcmc_stainfo(padapter);
1772 if (bmc_sta) {
1773 for (i = 0; i < 16; i++) {
1774 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1775 preorder_ctrl->indicate_seq = 0xffff;
1776 preorder_ctrl->wend_b = 0xffff;
1777 }
1778 }
1779 psta = r8712_get_stainfo(&padapter->stapriv,
1780 pcur_network->network.MacAddress);
1781 if (psta) {
1782 for (i = 0; i < 16; i++) {
1783 preorder_ctrl = &psta->recvreorder_ctrl[i];
1784 preorder_ctrl->indicate_seq = 0xffff;
1785 preorder_ctrl->wend_b = 0xffff;
1786 }
1787 }
1788 len = 0;
1789 p = r8712_get_ie(pie + sizeof(struct NDIS_802_11_FIXED_IEs),
1790 _HT_ADD_INFO_IE_, &len,
1791 ie_len - sizeof(struct NDIS_802_11_FIXED_IEs));
1792}
1793
1794void r8712_issue_addbareq_cmd(struct _adapter *padapter, int priority)
1795{
1796 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1797 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
1798
1799 if ((phtpriv->ht_option == 1) && (phtpriv->ampdu_enable)) {
1800 if (!phtpriv->baddbareq_issued[priority]) {
1801 r8712_addbareq_cmd(padapter, (u8)priority);
1802 phtpriv->baddbareq_issued[priority] = true;
1803 }
1804 }
1805}
1806