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15#define _RTW_MLME_C_
16
17#include <linux/etherdevice.h>
18#include <drv_types.h>
19#include <rtw_debug.h>
20#include <linux/jiffies.h>
21
22extern u8 rtw_do_join(struct adapter *padapter);
23
24sint _rtw_init_mlme_priv(struct adapter *padapter)
25{
26 sint i;
27 u8 *pbuf;
28 struct wlan_network *pnetwork;
29 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
30 sint res = _SUCCESS;
31
32 pmlmepriv->nic_hdl = (u8 *)padapter;
33
34 pmlmepriv->pscanned = NULL;
35 pmlmepriv->fw_state = WIFI_STATION_STATE;
36
37 pmlmepriv->cur_network.network.InfrastructureMode = Ndis802_11AutoUnknown;
38 pmlmepriv->scan_mode = SCAN_ACTIVE;
39
40 spin_lock_init(&(pmlmepriv->lock));
41 _rtw_init_queue(&(pmlmepriv->free_bss_pool));
42 _rtw_init_queue(&(pmlmepriv->scanned_queue));
43
44 set_scanned_network_val(pmlmepriv, 0);
45
46 memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
47
48 pbuf = vzalloc(MAX_BSS_CNT * (sizeof(struct wlan_network)));
49
50 if (pbuf == NULL) {
51 res = _FAIL;
52 goto exit;
53 }
54 pmlmepriv->free_bss_buf = pbuf;
55
56 pnetwork = (struct wlan_network *)pbuf;
57
58 for (i = 0; i < MAX_BSS_CNT; i++) {
59 INIT_LIST_HEAD(&(pnetwork->list));
60
61 list_add_tail(&(pnetwork->list), &(pmlmepriv->free_bss_pool.queue));
62
63 pnetwork++;
64 }
65
66
67
68 rtw_clear_scan_deny(padapter);
69
70 #define RTW_ROAM_SCAN_RESULT_EXP_MS 5000
71 #define RTW_ROAM_RSSI_DIFF_TH 10
72 #define RTW_ROAM_SCAN_INTERVAL_MS 10000
73
74 pmlmepriv->roam_flags = 0
75 | RTW_ROAM_ON_EXPIRED
76 | RTW_ROAM_ON_RESUME
77 #ifdef CONFIG_LAYER2_ROAMING_ACTIVE
78 | RTW_ROAM_ACTIVE
79 #endif
80 ;
81
82 pmlmepriv->roam_scanr_exp_ms = RTW_ROAM_SCAN_RESULT_EXP_MS;
83 pmlmepriv->roam_rssi_diff_th = RTW_ROAM_RSSI_DIFF_TH;
84 pmlmepriv->roam_scan_int_ms = RTW_ROAM_SCAN_INTERVAL_MS;
85
86 rtw_init_mlme_timer(padapter);
87
88exit:
89
90 return res;
91}
92
93static void rtw_free_mlme_ie_data(u8 **ppie, u32 *plen)
94{
95 if (*ppie) {
96 kfree(*ppie);
97 *plen = 0;
98 *ppie = NULL;
99 }
100}
101
102void rtw_free_mlme_priv_ie_data(struct mlme_priv *pmlmepriv)
103{
104 rtw_buf_free(&pmlmepriv->assoc_req, &pmlmepriv->assoc_req_len);
105 rtw_buf_free(&pmlmepriv->assoc_rsp, &pmlmepriv->assoc_rsp_len);
106 rtw_free_mlme_ie_data(&pmlmepriv->wps_beacon_ie, &pmlmepriv->wps_beacon_ie_len);
107 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_req_ie, &pmlmepriv->wps_probe_req_ie_len);
108 rtw_free_mlme_ie_data(&pmlmepriv->wps_probe_resp_ie, &pmlmepriv->wps_probe_resp_ie_len);
109 rtw_free_mlme_ie_data(&pmlmepriv->wps_assoc_resp_ie, &pmlmepriv->wps_assoc_resp_ie_len);
110
111 rtw_free_mlme_ie_data(&pmlmepriv->p2p_beacon_ie, &pmlmepriv->p2p_beacon_ie_len);
112 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_req_ie, &pmlmepriv->p2p_probe_req_ie_len);
113 rtw_free_mlme_ie_data(&pmlmepriv->p2p_probe_resp_ie, &pmlmepriv->p2p_probe_resp_ie_len);
114 rtw_free_mlme_ie_data(&pmlmepriv->p2p_go_probe_resp_ie, &pmlmepriv->p2p_go_probe_resp_ie_len);
115 rtw_free_mlme_ie_data(&pmlmepriv->p2p_assoc_req_ie, &pmlmepriv->p2p_assoc_req_ie_len);
116}
117
118void _rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
119{
120 if (pmlmepriv) {
121 rtw_free_mlme_priv_ie_data(pmlmepriv);
122 if (pmlmepriv->free_bss_buf) {
123 vfree(pmlmepriv->free_bss_buf);
124 }
125 }
126}
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153
154struct wlan_network *_rtw_alloc_network(struct mlme_priv *pmlmepriv)
155{
156 struct wlan_network *pnetwork;
157 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
158 struct list_head *plist = NULL;
159
160 spin_lock_bh(&free_queue->lock);
161
162 if (list_empty(&free_queue->queue)) {
163 pnetwork = NULL;
164 goto exit;
165 }
166 plist = get_next(&(free_queue->queue));
167
168 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
169
170 list_del_init(&pnetwork->list);
171
172 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("_rtw_alloc_network: ptr =%p\n", plist));
173 pnetwork->network_type = 0;
174 pnetwork->fixed = false;
175 pnetwork->last_scanned = jiffies;
176 pnetwork->aid = 0;
177 pnetwork->join_res = 0;
178
179 pmlmepriv->num_of_scanned++;
180
181exit:
182 spin_unlock_bh(&free_queue->lock);
183
184 return pnetwork;
185}
186
187void _rtw_free_network(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork, u8 isfreeall)
188{
189 unsigned int delta_time;
190 u32 lifetime = SCANQUEUE_LIFETIME;
191
192 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
193
194 if (pnetwork == NULL)
195 return;
196
197 if (pnetwork->fixed == true)
198 return;
199
200 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
201 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true))
202 lifetime = 1;
203
204 if (!isfreeall) {
205 delta_time = jiffies_to_msecs(jiffies - pnetwork->last_scanned);
206 if (delta_time < lifetime)
207 return;
208 }
209
210 spin_lock_bh(&free_queue->lock);
211
212 list_del_init(&(pnetwork->list));
213
214 list_add_tail(&(pnetwork->list), &(free_queue->queue));
215
216 pmlmepriv->num_of_scanned--;
217
218
219
220
221 spin_unlock_bh(&free_queue->lock);
222}
223
224void _rtw_free_network_nolock(struct mlme_priv *pmlmepriv, struct wlan_network *pnetwork)
225{
226
227 struct __queue *free_queue = &(pmlmepriv->free_bss_pool);
228
229 if (pnetwork == NULL)
230 return;
231
232 if (pnetwork->fixed == true)
233 return;
234
235
236
237 list_del_init(&(pnetwork->list));
238
239 list_add_tail(&(pnetwork->list), get_list_head(free_queue));
240
241 pmlmepriv->num_of_scanned--;
242
243
244}
245
246
247
248
249
250
251struct wlan_network *_rtw_find_network(struct __queue *scanned_queue, u8 *addr)
252{
253 struct list_head *phead, *plist;
254 struct wlan_network *pnetwork = NULL;
255 u8 zero_addr[ETH_ALEN] = {0, 0, 0, 0, 0, 0};
256
257 if (!memcmp(zero_addr, addr, ETH_ALEN)) {
258 pnetwork = NULL;
259 goto exit;
260 }
261
262
263
264 phead = get_list_head(scanned_queue);
265 plist = get_next(phead);
266
267 while (plist != phead) {
268 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
269
270 if (!memcmp(addr, pnetwork->network.MacAddress, ETH_ALEN))
271 break;
272
273 plist = get_next(plist);
274 }
275
276 if (plist == phead)
277 pnetwork = NULL;
278
279
280
281exit:
282 return pnetwork;
283}
284
285void _rtw_free_network_queue(struct adapter *padapter, u8 isfreeall)
286{
287 struct list_head *phead, *plist;
288 struct wlan_network *pnetwork;
289 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
290 struct __queue *scanned_queue = &pmlmepriv->scanned_queue;
291
292 spin_lock_bh(&scanned_queue->lock);
293
294 phead = get_list_head(scanned_queue);
295 plist = get_next(phead);
296
297 while (phead != plist) {
298
299 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
300
301 plist = get_next(plist);
302
303 _rtw_free_network(pmlmepriv, pnetwork, isfreeall);
304
305 }
306
307 spin_unlock_bh(&scanned_queue->lock);
308}
309
310
311
312
313sint rtw_if_up(struct adapter *padapter)
314{
315
316 sint res;
317
318 if (padapter->bDriverStopped || padapter->bSurpriseRemoved ||
319 (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == false)) {
320 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_if_up:bDriverStopped(%d) OR bSurpriseRemoved(%d)", padapter->bDriverStopped, padapter->bSurpriseRemoved));
321 res = false;
322 } else
323 res = true;
324 return res;
325}
326
327
328void rtw_generate_random_ibss(u8 *pibss)
329{
330 unsigned long curtime = jiffies;
331
332 pibss[0] = 0x02;
333 pibss[1] = 0x11;
334 pibss[2] = 0x87;
335 pibss[3] = (u8)(curtime & 0xff) ;
336 pibss[4] = (u8)((curtime>>8) & 0xff) ;
337 pibss[5] = (u8)((curtime>>16) & 0xff) ;
338 return;
339}
340
341u8 *rtw_get_capability_from_ie(u8 *ie)
342{
343 return (ie + 8 + 2);
344}
345
346
347u16 rtw_get_capability(struct wlan_bssid_ex *bss)
348{
349 __le16 val;
350
351 memcpy((u8 *)&val, rtw_get_capability_from_ie(bss->IEs), 2);
352
353 return le16_to_cpu(val);
354}
355
356u8 *rtw_get_beacon_interval_from_ie(u8 *ie)
357{
358 return (ie + 8);
359}
360
361
362int rtw_init_mlme_priv(struct adapter *padapter)
363{
364 int res;
365
366 res = _rtw_init_mlme_priv(padapter);
367 return res;
368}
369
370void rtw_free_mlme_priv(struct mlme_priv *pmlmepriv)
371{
372 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_mlme_priv\n"));
373 _rtw_free_mlme_priv(pmlmepriv);
374}
375
376
377
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379
380
381
382
383
384
385
386struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv);
387struct wlan_network *rtw_alloc_network(struct mlme_priv *pmlmepriv)
388{
389 struct wlan_network *pnetwork;
390
391 pnetwork = _rtw_alloc_network(pmlmepriv);
392 return pnetwork;
393}
394
395void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork);
396void rtw_free_network_nolock(struct adapter *padapter, struct wlan_network *pnetwork)
397{
398
399 _rtw_free_network_nolock(&(padapter->mlmepriv), pnetwork);
400 rtw_cfg80211_unlink_bss(padapter, pnetwork);
401}
402
403
404void rtw_free_network_queue(struct adapter *dev, u8 isfreeall)
405{
406 _rtw_free_network_queue(dev, isfreeall);
407}
408
409
410
411
412
413
414struct wlan_network *rtw_find_network(struct __queue *scanned_queue, u8 *addr)
415{
416 struct wlan_network *pnetwork = _rtw_find_network(scanned_queue, addr);
417
418 return pnetwork;
419}
420
421int rtw_is_same_ibss(struct adapter *adapter, struct wlan_network *pnetwork)
422{
423 int ret = true;
424 struct security_priv *psecuritypriv = &adapter->securitypriv;
425
426 if ((psecuritypriv->dot11PrivacyAlgrthm != _NO_PRIVACY_) &&
427 (pnetwork->network.Privacy == 0))
428 ret = false;
429 else if ((psecuritypriv->dot11PrivacyAlgrthm == _NO_PRIVACY_) &&
430 (pnetwork->network.Privacy == 1))
431 ret = false;
432 else
433 ret = true;
434
435 return ret;
436
437}
438
439inline int is_same_ess(struct wlan_bssid_ex *a, struct wlan_bssid_ex *b)
440{
441
442
443 return (a->Ssid.SsidLength == b->Ssid.SsidLength)
444 && !memcmp(a->Ssid.Ssid, b->Ssid.Ssid, a->Ssid.SsidLength);
445}
446
447int is_same_network(struct wlan_bssid_ex *src, struct wlan_bssid_ex *dst, u8 feature)
448{
449 u16 s_cap, d_cap;
450 __le16 tmps, tmpd;
451
452 if (rtw_bug_check(dst, src, &s_cap, &d_cap) == false)
453 return false;
454
455 memcpy((u8 *)&tmps, rtw_get_capability_from_ie(src->IEs), 2);
456 memcpy((u8 *)&tmpd, rtw_get_capability_from_ie(dst->IEs), 2);
457
458
459 s_cap = le16_to_cpu(tmps);
460 d_cap = le16_to_cpu(tmpd);
461
462 return ((src->Ssid.SsidLength == dst->Ssid.SsidLength) &&
463
464 ((!memcmp(src->MacAddress, dst->MacAddress, ETH_ALEN))) &&
465 ((!memcmp(src->Ssid.Ssid, dst->Ssid.Ssid, src->Ssid.SsidLength))) &&
466 ((s_cap & WLAN_CAPABILITY_IBSS) ==
467 (d_cap & WLAN_CAPABILITY_IBSS)) &&
468 ((s_cap & WLAN_CAPABILITY_BSS) ==
469 (d_cap & WLAN_CAPABILITY_BSS)));
470
471}
472
473struct wlan_network *_rtw_find_same_network(struct __queue *scanned_queue, struct wlan_network *network)
474{
475 struct list_head *phead, *plist;
476 struct wlan_network *found = NULL;
477
478 phead = get_list_head(scanned_queue);
479 plist = get_next(phead);
480
481 while (plist != phead) {
482 found = LIST_CONTAINOR(plist, struct wlan_network, list);
483
484 if (is_same_network(&network->network, &found->network, 0))
485 break;
486
487 plist = get_next(plist);
488 }
489
490 if (plist == phead)
491 found = NULL;
492
493 return found;
494}
495
496struct wlan_network *rtw_get_oldest_wlan_network(struct __queue *scanned_queue)
497{
498 struct list_head *plist, *phead;
499
500
501 struct wlan_network *pwlan = NULL;
502 struct wlan_network *oldest = NULL;
503
504 phead = get_list_head(scanned_queue);
505
506 plist = get_next(phead);
507
508 while (1) {
509
510 if (phead == plist)
511 break;
512
513 pwlan = LIST_CONTAINOR(plist, struct wlan_network, list);
514
515 if (pwlan->fixed != true) {
516 if (oldest == NULL || time_after(oldest->last_scanned, pwlan->last_scanned))
517 oldest = pwlan;
518 }
519
520 plist = get_next(plist);
521 }
522 return oldest;
523
524}
525
526void update_network(struct wlan_bssid_ex *dst, struct wlan_bssid_ex *src,
527 struct adapter *padapter, bool update_ie)
528{
529 long rssi_ori = dst->Rssi;
530
531 u8 sq_smp = src->PhyInfo.SignalQuality;
532
533 u8 ss_final;
534 u8 sq_final;
535 long rssi_final;
536
537 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
538 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
539 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT", ch%u) ss_ori:%3u, sq_ori:%3u, rssi_ori:%3ld, ss_smp:%3u, sq_smp:%3u, rssi_smp:%3ld\n"
540 , FUNC_ADPT_ARG(padapter)
541 , src->Ssid.Ssid, MAC_ARG(src->MacAddress), src->Configuration.DSConfig
542 , ss_ori, sq_ori, rssi_ori
543 , ss_smp, sq_smp, rssi_smp
544 );
545 }
546 #endif
547
548
549 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) && is_same_network(&(padapter->mlmepriv.cur_network.network), src, 0)) {
550
551 ss_final = padapter->recvpriv.signal_strength;
552 sq_final = padapter->recvpriv.signal_qual;
553
554 if (sq_smp != 101)
555 rssi_final = (src->Rssi+dst->Rssi*4)/5;
556 else
557 rssi_final = rssi_ori;
558 } else {
559 if (sq_smp != 101) {
560 ss_final = ((u32)(src->PhyInfo.SignalStrength)+(u32)(dst->PhyInfo.SignalStrength)*4)/5;
561 sq_final = ((u32)(src->PhyInfo.SignalQuality)+(u32)(dst->PhyInfo.SignalQuality)*4)/5;
562 rssi_final = (src->Rssi+dst->Rssi*4)/5;
563 } else {
564
565 ss_final = dst->PhyInfo.SignalStrength;
566 sq_final = dst->PhyInfo.SignalQuality;
567 rssi_final = dst->Rssi;
568 }
569
570 }
571
572 if (update_ie) {
573 dst->Reserved[0] = src->Reserved[0];
574 dst->Reserved[1] = src->Reserved[1];
575 memcpy((u8 *)dst, (u8 *)src, get_wlan_bssid_ex_sz(src));
576 }
577
578 dst->PhyInfo.SignalStrength = ss_final;
579 dst->PhyInfo.SignalQuality = sq_final;
580 dst->Rssi = rssi_final;
581
582 #if defined(DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) && 1
583 if (strcmp(dst->Ssid.Ssid, DBG_RX_SIGNAL_DISPLAY_SSID_MONITORED) == 0) {
584 DBG_871X(FUNC_ADPT_FMT" %s("MAC_FMT"), SignalStrength:%u, SignalQuality:%u, RawRSSI:%ld\n"
585 , FUNC_ADPT_ARG(padapter)
586 , dst->Ssid.Ssid, MAC_ARG(dst->MacAddress), dst->PhyInfo.SignalStrength, dst->PhyInfo.SignalQuality, dst->Rssi);
587 }
588 #endif
589}
590
591static void update_current_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
592{
593 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
594
595 rtw_bug_check(&(pmlmepriv->cur_network.network),
596 &(pmlmepriv->cur_network.network),
597 &(pmlmepriv->cur_network.network),
598 &(pmlmepriv->cur_network.network));
599
600 if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) && (is_same_network(&(pmlmepriv->cur_network.network), pnetwork, 0))) {
601
602
603
604 {
605 update_network(&(pmlmepriv->cur_network.network), pnetwork, adapter, true);
606 rtw_update_protection(adapter, (pmlmepriv->cur_network.network.IEs) + sizeof(struct ndis_802_11_fix_ie),
607 pmlmepriv->cur_network.network.IELength);
608 }
609 }
610}
611
612
613
614
615
616
617
618
619void rtw_update_scanned_network(struct adapter *adapter, struct wlan_bssid_ex *target)
620{
621 struct list_head *plist, *phead;
622 u32 bssid_ex_sz;
623 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
624 struct __queue *queue = &(pmlmepriv->scanned_queue);
625 struct wlan_network *pnetwork = NULL;
626 struct wlan_network *oldest = NULL;
627 int target_find = 0;
628 u8 feature = 0;
629
630 spin_lock_bh(&queue->lock);
631 phead = get_list_head(queue);
632 plist = get_next(phead);
633
634 while (1) {
635 if (phead == plist)
636 break;
637
638 pnetwork = LIST_CONTAINOR(plist, struct wlan_network, list);
639
640 rtw_bug_check(pnetwork, pnetwork, pnetwork, pnetwork);
641
642 if (is_same_network(&(pnetwork->network), target, feature)) {
643 target_find = 1;
644 break;
645 }
646
647 if (rtw_roam_flags(adapter)) {
648
649 }
650
651 if (oldest == NULL || time_after(oldest->last_scanned, pnetwork->last_scanned))
652 oldest = pnetwork;
653
654 plist = get_next(plist);
655
656 }
657
658
659
660
661
662 if (!target_find) {
663 if (list_empty(&pmlmepriv->free_bss_pool.queue)) {
664
665
666 pnetwork = oldest;
667 if (pnetwork == NULL) {
668 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
669 goto exit;
670 }
671 memcpy(&(pnetwork->network), target, get_wlan_bssid_ex_sz(target));
672
673 pnetwork->fixed = false;
674 pnetwork->last_scanned = jiffies;
675
676 pnetwork->network_type = 0;
677 pnetwork->aid = 0;
678 pnetwork->join_res = 0;
679
680
681 if (pnetwork->network.PhyInfo.SignalQuality == 101)
682 pnetwork->network.PhyInfo.SignalQuality = 0;
683 } else {
684
685
686 pnetwork = rtw_alloc_network(pmlmepriv);
687
688 if (pnetwork == NULL) {
689 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n\nsomething wrong here\n\n\n"));
690 goto exit;
691 }
692
693 bssid_ex_sz = get_wlan_bssid_ex_sz(target);
694 target->Length = bssid_ex_sz;
695 memcpy(&(pnetwork->network), target, bssid_ex_sz);
696
697 pnetwork->last_scanned = jiffies;
698
699
700 if (pnetwork->network.PhyInfo.SignalQuality == 101)
701 pnetwork->network.PhyInfo.SignalQuality = 0;
702
703 list_add_tail(&(pnetwork->list), &(queue->queue));
704
705 }
706 } else {
707
708
709
710
711 bool update_ie = true;
712
713 pnetwork->last_scanned = jiffies;
714
715
716 if ((pnetwork->network.IELength > target->IELength) && (target->Reserved[0] == 1))
717 update_ie = false;
718
719
720 if ((target->Reserved[0] != 2) &&
721 (target->Reserved[0] >= pnetwork->network.Reserved[0])
722 ) {
723 update_ie = true;
724 } else {
725 update_ie = false;
726 }
727
728 update_network(&(pnetwork->network), target, adapter, update_ie);
729 }
730
731exit:
732 spin_unlock_bh(&queue->lock);
733}
734
735void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork);
736void rtw_add_network(struct adapter *adapter, struct wlan_bssid_ex *pnetwork)
737{
738
739
740
741
742 update_current_network(adapter, pnetwork);
743
744 rtw_update_scanned_network(adapter, pnetwork);
745
746
747}
748
749
750
751
752
753
754
755int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork);
756int rtw_is_desired_network(struct adapter *adapter, struct wlan_network *pnetwork)
757{
758 struct security_priv *psecuritypriv = &adapter->securitypriv;
759 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
760 u32 desired_encmode;
761 u32 privacy;
762
763
764 uint wps_ielen;
765
766 int bselected = true;
767
768 desired_encmode = psecuritypriv->ndisencryptstatus;
769 privacy = pnetwork->network.Privacy;
770
771 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
772 if (rtw_get_wps_ie(pnetwork->network.IEs+_FIXED_IE_LENGTH_, pnetwork->network.IELength-_FIXED_IE_LENGTH_, NULL, &wps_ielen) != NULL)
773 return true;
774 else
775 return false;
776
777 }
778 if (adapter->registrypriv.wifi_spec == 1) {
779 u8 *p = NULL;
780 uint ie_len = 0;
781
782 if ((desired_encmode == Ndis802_11EncryptionDisabled) && (privacy != 0))
783 bselected = false;
784
785 if (psecuritypriv->ndisauthtype == Ndis802_11AuthModeWPA2PSK) {
786 p = rtw_get_ie(pnetwork->network.IEs + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pnetwork->network.IELength - _BEACON_IE_OFFSET_));
787 if (p && ie_len > 0) {
788 bselected = true;
789 } else {
790 bselected = false;
791 }
792 }
793 }
794
795
796 if ((desired_encmode != Ndis802_11EncryptionDisabled) && (privacy == 0)) {
797 DBG_871X("desired_encmode: %d, privacy: %d\n", desired_encmode, privacy);
798 bselected = false;
799 }
800
801 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
802 if (pnetwork->network.InfrastructureMode != pmlmepriv->cur_network.network.InfrastructureMode)
803 bselected = false;
804 }
805
806
807 return bselected;
808}
809
810
811void rtw_atimdone_event_callback(struct adapter *adapter, u8 *pbuf)
812{
813 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("receive atimdone_evet\n"));
814}
815
816
817void rtw_survey_event_callback(struct adapter *adapter, u8 *pbuf)
818{
819 u32 len;
820 struct wlan_bssid_ex *pnetwork;
821 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
822
823 pnetwork = (struct wlan_bssid_ex *)pbuf;
824
825 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_survey_event_callback, ssid =%s\n", pnetwork->Ssid.Ssid));
826
827 len = get_wlan_bssid_ex_sz(pnetwork);
828 if (len > (sizeof(struct wlan_bssid_ex))) {
829 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n ****rtw_survey_event_callback: return a wrong bss ***\n"));
830 return;
831 }
832
833
834 spin_lock_bh(&pmlmepriv->lock);
835
836
837 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)) == true) {
838
839 if (!memcmp(&(pmlmepriv->cur_network.network.MacAddress), pnetwork->MacAddress, ETH_ALEN)) {
840 struct wlan_network *ibss_wlan = NULL;
841
842 memcpy(pmlmepriv->cur_network.network.IEs, pnetwork->IEs, 8);
843 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
844 ibss_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->MacAddress);
845 if (ibss_wlan) {
846 memcpy(ibss_wlan->network.IEs, pnetwork->IEs, 8);
847 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
848 goto exit;
849 }
850 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
851 }
852 }
853
854
855 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == false) {
856 if (pnetwork->Ssid.Ssid[0] == 0) {
857 pnetwork->Ssid.SsidLength = 0;
858 }
859 rtw_add_network(adapter, pnetwork);
860 }
861
862exit:
863
864 spin_unlock_bh(&pmlmepriv->lock);
865
866 return;
867}
868
869
870
871void rtw_surveydone_event_callback(struct adapter *adapter, u8 *pbuf)
872{
873 u8 timer_cancelled = false;
874 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
875
876 spin_lock_bh(&pmlmepriv->lock);
877 if (pmlmepriv->wps_probe_req_ie) {
878 pmlmepriv->wps_probe_req_ie_len = 0;
879 kfree(pmlmepriv->wps_probe_req_ie);
880 pmlmepriv->wps_probe_req_ie = NULL;
881 }
882
883 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_surveydone_event_callback: fw_state:%x\n\n", get_fwstate(pmlmepriv)));
884
885 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
886
887
888 timer_cancelled = true;
889
890
891 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
892 } else {
893
894 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("nic status =%x, survey done event comes too late!\n", get_fwstate(pmlmepriv)));
895 }
896 spin_unlock_bh(&pmlmepriv->lock);
897
898 if (timer_cancelled)
899 _cancel_timer(&pmlmepriv->scan_to_timer, &timer_cancelled);
900
901
902 spin_lock_bh(&pmlmepriv->lock);
903
904 rtw_set_signal_stat_timer(&adapter->recvpriv);
905
906 if (pmlmepriv->to_join == true) {
907 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
908 if (check_fwstate(pmlmepriv, _FW_LINKED) == false) {
909 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
910
911 if (rtw_select_and_join_from_scanned_queue(pmlmepriv) == _SUCCESS) {
912 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
913 } else{
914 struct wlan_bssid_ex *pdev_network = &(adapter->registrypriv.dev_network);
915 u8 *pibss = adapter->registrypriv.dev_network.MacAddress;
916
917
918 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
919
920 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("switching to adhoc master\n"));
921
922 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
923
924 rtw_update_registrypriv_dev_network(adapter);
925 rtw_generate_random_ibss(pibss);
926
927 pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
928
929 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
930 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error =>rtw_createbss_cmd status FAIL\n"));
931 }
932
933 pmlmepriv->to_join = false;
934 }
935 }
936 } else{
937 int s_ret;
938 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
939 pmlmepriv->to_join = false;
940 s_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
941 if (_SUCCESS == s_ret) {
942 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
943 } else if (s_ret == 2) {
944 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
945 rtw_indicate_connect(adapter);
946 } else{
947 DBG_871X("try_to_join, but select scanning queue fail, to_roam:%d\n", rtw_to_roam(adapter));
948
949 if (rtw_to_roam(adapter) != 0) {
950 if (rtw_dec_to_roam(adapter) == 0
951 || _SUCCESS != rtw_sitesurvey_cmd(adapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)
952 ) {
953 rtw_set_to_roam(adapter, 0);
954#ifdef CONFIG_INTEL_WIDI
955 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
956 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
957 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
958 DBG_871X("change to widi listen\n");
959 }
960#endif
961 rtw_free_assoc_resources(adapter, 1);
962 rtw_indicate_disconnect(adapter);
963 } else {
964 pmlmepriv->to_join = true;
965 }
966 } else
967 rtw_indicate_disconnect(adapter);
968
969 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
970 }
971 }
972 } else {
973 if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
974 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)
975 && check_fwstate(pmlmepriv, _FW_LINKED)) {
976 if (rtw_select_roaming_candidate(pmlmepriv) == _SUCCESS) {
977 receive_disconnect(adapter, pmlmepriv->cur_network.network.MacAddress
978 , WLAN_REASON_ACTIVE_ROAM);
979 }
980 }
981 }
982 }
983
984
985
986 spin_unlock_bh(&pmlmepriv->lock);
987
988 rtw_os_xmit_schedule(adapter);
989
990 rtw_cfg80211_surveydone_event_callback(adapter);
991
992 rtw_indicate_scan_done(adapter, false);
993}
994
995void rtw_dummy_event_callback(struct adapter *adapter, u8 *pbuf)
996{
997}
998
999void rtw_fwdbg_event_callback(struct adapter *adapter, u8 *pbuf)
1000{
1001}
1002
1003static void free_scanqueue(struct mlme_priv *pmlmepriv)
1004{
1005 struct __queue *free_queue = &pmlmepriv->free_bss_pool;
1006 struct __queue *scan_queue = &pmlmepriv->scanned_queue;
1007 struct list_head *plist, *phead, *ptemp;
1008
1009 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+free_scanqueue\n"));
1010 spin_lock_bh(&scan_queue->lock);
1011 spin_lock_bh(&free_queue->lock);
1012
1013 phead = get_list_head(scan_queue);
1014 plist = get_next(phead);
1015
1016 while (plist != phead) {
1017 ptemp = get_next(plist);
1018 list_del_init(plist);
1019 list_add_tail(plist, &free_queue->queue);
1020 plist = ptemp;
1021 pmlmepriv->num_of_scanned--;
1022 }
1023
1024 spin_unlock_bh(&free_queue->lock);
1025 spin_unlock_bh(&scan_queue->lock);
1026}
1027
1028static void rtw_reset_rx_info(struct debug_priv *pdbgpriv)
1029{
1030 pdbgpriv->dbg_rx_ampdu_drop_count = 0;
1031 pdbgpriv->dbg_rx_ampdu_forced_indicate_count = 0;
1032 pdbgpriv->dbg_rx_ampdu_loss_count = 0;
1033 pdbgpriv->dbg_rx_dup_mgt_frame_drop_count = 0;
1034 pdbgpriv->dbg_rx_ampdu_window_shift_cnt = 0;
1035}
1036
1037static void find_network(struct adapter *adapter)
1038{
1039 struct wlan_network *pwlan = NULL;
1040 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1041 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1042
1043 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1044 if (pwlan)
1045 pwlan->fixed = false;
1046 else
1047 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_free_assoc_resources : pwlan == NULL\n\n"));
1048
1049
1050 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
1051 (adapter->stapriv.asoc_sta_count == 1))
1052 rtw_free_network_nolock(adapter, pwlan);
1053}
1054
1055
1056
1057
1058void rtw_free_assoc_resources(struct adapter *adapter, int lock_scanned_queue)
1059{
1060 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1061 struct wlan_network *tgt_network = &pmlmepriv->cur_network;
1062 struct sta_priv *pstapriv = &adapter->stapriv;
1063 struct dvobj_priv *psdpriv = adapter->dvobj;
1064 struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
1065
1066 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_, ("+rtw_free_assoc_resources\n"));
1067 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("tgt_network->network.MacAddress ="MAC_FMT" ssid =%s\n",
1068 MAC_ARG(tgt_network->network.MacAddress), tgt_network->network.Ssid.Ssid));
1069
1070 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE|WIFI_AP_STATE)) {
1071 struct sta_info *psta;
1072
1073 psta = rtw_get_stainfo(&adapter->stapriv, tgt_network->network.MacAddress);
1074 spin_lock_bh(&(pstapriv->sta_hash_lock));
1075 rtw_free_stainfo(adapter, psta);
1076
1077 spin_unlock_bh(&(pstapriv->sta_hash_lock));
1078
1079 }
1080
1081 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE|WIFI_AP_STATE)) {
1082 struct sta_info *psta;
1083
1084 rtw_free_all_stainfo(adapter);
1085
1086 psta = rtw_get_bcmc_stainfo(adapter);
1087 rtw_free_stainfo(adapter, psta);
1088
1089 rtw_init_bcmc_stainfo(adapter);
1090 }
1091
1092 find_network(adapter);
1093
1094 if (lock_scanned_queue)
1095 adapter->securitypriv.key_mask = 0;
1096
1097 rtw_reset_rx_info(pdbgpriv);
1098}
1099
1100
1101
1102
1103void rtw_indicate_connect(struct adapter *padapter)
1104{
1105 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1106
1107 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_connect\n"));
1108
1109 pmlmepriv->to_join = false;
1110
1111 if (!check_fwstate(&padapter->mlmepriv, _FW_LINKED)) {
1112
1113 set_fwstate(pmlmepriv, _FW_LINKED);
1114
1115 rtw_os_indicate_connect(padapter);
1116 }
1117
1118 rtw_set_to_roam(padapter, 0);
1119#ifdef CONFIG_INTEL_WIDI
1120 if (padapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1121 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1122 intel_widi_wk_cmd(padapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1123 DBG_871X("change to widi listen\n");
1124 }
1125#endif
1126
1127 rtw_set_scan_deny(padapter, 3000);
1128
1129 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("-rtw_indicate_connect: fw_state = 0x%08x\n", get_fwstate(pmlmepriv)));
1130}
1131
1132
1133
1134
1135void rtw_indicate_disconnect(struct adapter *padapter)
1136{
1137 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1138
1139 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_indicate_disconnect\n"));
1140
1141 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING|WIFI_UNDER_WPS);
1142
1143
1144
1145 if (rtw_to_roam(padapter) > 0)
1146 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1147
1148 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED)
1149 || (rtw_to_roam(padapter) <= 0)
1150 ) {
1151 rtw_os_indicate_disconnect(padapter);
1152
1153
1154 rtw_set_ips_deny(padapter, 3000);
1155
1156 _clr_fwstate_(pmlmepriv, _FW_LINKED);
1157
1158 rtw_clear_scan_deny(padapter);
1159 }
1160
1161 rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_DISCONNECT, 1);
1162}
1163
1164inline void rtw_indicate_scan_done(struct adapter *padapter, bool aborted)
1165{
1166 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1167
1168 rtw_os_indicate_scan_done(padapter, aborted);
1169
1170 if (is_primary_adapter(padapter) &&
1171 (!adapter_to_pwrctl(padapter)->bInSuspend) &&
1172 (!check_fwstate(&padapter->mlmepriv,
1173 WIFI_ASOC_STATE|WIFI_UNDER_LINKING))) {
1174 struct pwrctrl_priv *pwrpriv;
1175
1176 pwrpriv = adapter_to_pwrctl(padapter);
1177 rtw_set_ips_deny(padapter, 0);
1178 _set_timer(&padapter->mlmepriv.dynamic_chk_timer, 1);
1179 }
1180}
1181
1182void rtw_scan_abort(struct adapter *adapter)
1183{
1184 unsigned long start;
1185 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1186 struct mlme_ext_priv *pmlmeext = &(adapter->mlmeextpriv);
1187
1188 start = jiffies;
1189 pmlmeext->scan_abort = true;
1190 while (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)
1191 && jiffies_to_msecs(start) <= 200) {
1192
1193 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1194 break;
1195
1196 DBG_871X(FUNC_NDEV_FMT"fw_state = _FW_UNDER_SURVEY!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1197 msleep(20);
1198 }
1199
1200 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY)) {
1201 if (!adapter->bDriverStopped && !adapter->bSurpriseRemoved)
1202 DBG_871X(FUNC_NDEV_FMT"waiting for scan_abort time out!\n", FUNC_NDEV_ARG(adapter->pnetdev));
1203 rtw_indicate_scan_done(adapter, true);
1204 }
1205 pmlmeext->scan_abort = false;
1206}
1207
1208static struct sta_info *rtw_joinbss_update_stainfo(struct adapter *padapter, struct wlan_network *pnetwork)
1209{
1210 int i;
1211 struct sta_info *bmc_sta, *psta = NULL;
1212 struct recv_reorder_ctrl *preorder_ctrl;
1213 struct sta_priv *pstapriv = &padapter->stapriv;
1214 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1215
1216 psta = rtw_get_stainfo(pstapriv, pnetwork->network.MacAddress);
1217 if (psta == NULL) {
1218 psta = rtw_alloc_stainfo(pstapriv, pnetwork->network.MacAddress);
1219 }
1220
1221 if (psta) {
1222
1223 DBG_871X("%s\n", __func__);
1224
1225 psta->aid = pnetwork->join_res;
1226
1227 update_sta_info(padapter, psta);
1228
1229
1230 psta->bssratelen = rtw_get_rateset_len(pnetwork->network.SupportedRates);
1231 memcpy(psta->bssrateset, pnetwork->network.SupportedRates, psta->bssratelen);
1232 rtw_hal_update_sta_rate_mask(padapter, psta);
1233
1234 psta->wireless_mode = pmlmeext->cur_wireless_mode;
1235 psta->raid = rtw_hal_networktype_to_raid(padapter, psta);
1236
1237
1238
1239 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
1240
1241
1242 if (padapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
1243 padapter->securitypriv.binstallGrpkey = false;
1244 padapter->securitypriv.busetkipkey = false;
1245 padapter->securitypriv.bgrpkey_handshake = false;
1246
1247 psta->ieee8021x_blocked = true;
1248 psta->dot118021XPrivacy = padapter->securitypriv.dot11PrivacyAlgrthm;
1249
1250 memset((u8 *)&psta->dot118021x_UncstKey, 0, sizeof(union Keytype));
1251
1252 memset((u8 *)&psta->dot11tkiprxmickey, 0, sizeof(union Keytype));
1253 memset((u8 *)&psta->dot11tkiptxmickey, 0, sizeof(union Keytype));
1254
1255 memset((u8 *)&psta->dot11txpn, 0, sizeof(union pn48));
1256 psta->dot11txpn.val = psta->dot11txpn.val + 1;
1257 memset((u8 *)&psta->dot11wtxpn, 0, sizeof(union pn48));
1258 memset((u8 *)&psta->dot11rxpn, 0, sizeof(union pn48));
1259 }
1260
1261
1262
1263
1264 if (padapter->securitypriv.wps_ie_len != 0) {
1265 psta->ieee8021x_blocked = true;
1266 padapter->securitypriv.wps_ie_len = 0;
1267 }
1268
1269
1270
1271
1272
1273 for (i = 0; i < 16 ; i++) {
1274
1275 preorder_ctrl = &psta->recvreorder_ctrl[i];
1276 preorder_ctrl->enable = false;
1277 preorder_ctrl->indicate_seq = 0xffff;
1278 #ifdef DBG_RX_SEQ
1279 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1280 preorder_ctrl->indicate_seq);
1281 #endif
1282 preorder_ctrl->wend_b = 0xffff;
1283 preorder_ctrl->wsize_b = 64;
1284 }
1285
1286
1287 bmc_sta = rtw_get_bcmc_stainfo(padapter);
1288 if (bmc_sta) {
1289 for (i = 0; i < 16 ; i++) {
1290
1291 preorder_ctrl = &bmc_sta->recvreorder_ctrl[i];
1292 preorder_ctrl->enable = false;
1293 preorder_ctrl->indicate_seq = 0xffff;
1294 #ifdef DBG_RX_SEQ
1295 DBG_871X("DBG_RX_SEQ %s:%d indicate_seq:%u\n", __func__, __LINE__,
1296 preorder_ctrl->indicate_seq);
1297 #endif
1298 preorder_ctrl->wend_b = 0xffff;
1299 preorder_ctrl->wsize_b = 64;
1300 }
1301 }
1302 }
1303
1304 return psta;
1305
1306}
1307
1308
1309
1310static void rtw_joinbss_update_network(struct adapter *padapter, struct wlan_network *ptarget_wlan, struct wlan_network *pnetwork)
1311{
1312 struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
1313 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1314
1315 DBG_871X("%s\n", __func__);
1316
1317 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\nfw_state:%x, BSSID:"MAC_FMT"\n"
1318 , get_fwstate(pmlmepriv), MAC_ARG(pnetwork->network.MacAddress)));
1319
1320
1321
1322 memcpy(&cur_network->network, &pnetwork->network, pnetwork->network.Length);
1323
1324 cur_network->network.IELength = ptarget_wlan->network.IELength;
1325 memcpy(&cur_network->network.IEs[0], &ptarget_wlan->network.IEs[0], MAX_IE_SZ);
1326
1327 cur_network->aid = pnetwork->join_res;
1328
1329
1330 rtw_set_signal_stat_timer(&padapter->recvpriv);
1331
1332 padapter->recvpriv.signal_strength = ptarget_wlan->network.PhyInfo.SignalStrength;
1333 padapter->recvpriv.signal_qual = ptarget_wlan->network.PhyInfo.SignalQuality;
1334
1335 padapter->recvpriv.rssi = translate_percentage_to_dbm(ptarget_wlan->network.PhyInfo.SignalStrength);
1336 #if defined(DBG_RX_SIGNAL_DISPLAY_PROCESSING) && 1
1337 DBG_871X(FUNC_ADPT_FMT" signal_strength:%3u, rssi:%3d, signal_qual:%3u"
1338 "\n"
1339 , FUNC_ADPT_ARG(padapter)
1340 , padapter->recvpriv.signal_strength
1341 , padapter->recvpriv.rssi
1342 , padapter->recvpriv.signal_qual
1343 );
1344 #endif
1345
1346 rtw_set_signal_stat_timer(&padapter->recvpriv);
1347
1348
1349 switch (pnetwork->network.InfrastructureMode) {
1350 case Ndis802_11Infrastructure:
1351
1352 if (pmlmepriv->fw_state&WIFI_UNDER_WPS)
1353 pmlmepriv->fw_state = WIFI_STATION_STATE|WIFI_UNDER_WPS;
1354 else
1355 pmlmepriv->fw_state = WIFI_STATION_STATE;
1356
1357 break;
1358 case Ndis802_11IBSS:
1359 pmlmepriv->fw_state = WIFI_ADHOC_STATE;
1360 break;
1361 default:
1362 pmlmepriv->fw_state = WIFI_NULL_STATE;
1363 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Invalid network_mode\n"));
1364 break;
1365 }
1366
1367 rtw_update_protection(padapter, (cur_network->network.IEs) + sizeof(struct ndis_802_11_fix_ie),
1368 (cur_network->network.IELength));
1369
1370 rtw_update_ht_cap(padapter, cur_network->network.IEs, cur_network->network.IELength, (u8) cur_network->network.Configuration.DSConfig);
1371}
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381void rtw_joinbss_event_prehandle(struct adapter *adapter, u8 *pbuf)
1382{
1383 static u8 retry;
1384 u8 timer_cancelled;
1385 struct sta_info *ptarget_sta = NULL, *pcur_sta = NULL;
1386 struct sta_priv *pstapriv = &adapter->stapriv;
1387 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1388 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1389 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1390 struct wlan_network *pcur_wlan = NULL, *ptarget_wlan = NULL;
1391 unsigned int the_same_macaddr = false;
1392
1393 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("joinbss event call back received with res =%d\n", pnetwork->join_res));
1394
1395 rtw_get_encrypt_decrypt_from_registrypriv(adapter);
1396
1397
1398 if (pmlmepriv->assoc_ssid.SsidLength == 0) {
1399 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ joinbss event call back for Any SSid\n"));
1400 } else{
1401 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("@@@@@ rtw_joinbss_event_callback for SSid:%s\n", pmlmepriv->assoc_ssid.Ssid));
1402 }
1403
1404 the_same_macaddr = !memcmp(pnetwork->network.MacAddress, cur_network->network.MacAddress, ETH_ALEN);
1405
1406 pnetwork->network.Length = get_wlan_bssid_ex_sz(&pnetwork->network);
1407 if (pnetwork->network.Length > sizeof(struct wlan_bssid_ex)) {
1408 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n\n ***joinbss_evt_callback return a wrong bss ***\n\n"));
1409 return;
1410 }
1411
1412 spin_lock_bh(&pmlmepriv->lock);
1413
1414 pmlmepriv->LinkDetectInfo.TrafficTransitionCount = 0;
1415 pmlmepriv->LinkDetectInfo.LowPowerTransitionCount = 0;
1416
1417 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("\n rtw_joinbss_event_callback !! spin_lock_irqsave\n"));
1418
1419 if (pnetwork->join_res > 0) {
1420 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1421 retry = 0;
1422 if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) {
1423
1424 if (check_fwstate(pmlmepriv, _FW_LINKED)) {
1425 if (the_same_macaddr == true) {
1426 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1427 } else{
1428 pcur_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1429 if (pcur_wlan)
1430 pcur_wlan->fixed = false;
1431
1432 pcur_sta = rtw_get_stainfo(pstapriv, cur_network->network.MacAddress);
1433 if (pcur_sta)
1434 rtw_free_stainfo(adapter, pcur_sta);
1435
1436 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, pnetwork->network.MacAddress);
1437 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1438 if (ptarget_wlan)
1439 ptarget_wlan->fixed = true;
1440 }
1441 }
1442
1443 } else{
1444 ptarget_wlan = _rtw_find_same_network(&pmlmepriv->scanned_queue, pnetwork);
1445 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1446 if (ptarget_wlan)
1447 ptarget_wlan->fixed = true;
1448 }
1449 }
1450
1451
1452 if (ptarget_wlan) {
1453 rtw_joinbss_update_network(adapter, ptarget_wlan, pnetwork);
1454 } else{
1455 DBG_871X_LEVEL(_drv_always_, "Can't find ptarget_wlan when joinbss_event callback\n");
1456 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1457 goto ignore_joinbss_callback;
1458 }
1459
1460
1461
1462 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1463 ptarget_sta = rtw_joinbss_update_stainfo(adapter, pnetwork);
1464 if (ptarget_sta == NULL) {
1465 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't update stainfo when joinbss_event callback\n"));
1466 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1467 goto ignore_joinbss_callback;
1468 }
1469 }
1470
1471
1472 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == true) {
1473 pmlmepriv->cur_network_scanned = ptarget_wlan;
1474 rtw_indicate_connect(adapter);
1475 } else{
1476
1477 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("adhoc mode, fw_state:%x", get_fwstate(pmlmepriv)));
1478 }
1479
1480
1481
1482 _cancel_timer(&pmlmepriv->assoc_timer, &timer_cancelled);
1483
1484 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("Cancel assoc_timer\n"));
1485
1486 } else{
1487 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_joinbss_event_callback err: fw_state:%x", get_fwstate(pmlmepriv)));
1488 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1489 goto ignore_joinbss_callback;
1490 }
1491
1492 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1493
1494 } else if (pnetwork->join_res == -4) {
1495 rtw_reset_securitypriv(adapter);
1496 _set_timer(&pmlmepriv->assoc_timer, 1);
1497
1498
1499
1500 if ((check_fwstate(pmlmepriv, _FW_UNDER_LINKING)) == true) {
1501 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("fail! clear _FW_UNDER_LINKING ^^^fw_state =%x\n", get_fwstate(pmlmepriv)));
1502 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1503 }
1504
1505 } else{
1506
1507 #ifdef REJOIN
1508 res = _FAIL;
1509 if (retry < 2) {
1510 res = rtw_select_and_join_from_scanned_queue(pmlmepriv);
1511 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("rtw_select_and_join_from_scanned_queue again! res:%d\n", res));
1512 }
1513
1514 if (res == _SUCCESS) {
1515
1516 _set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
1517 retry++;
1518 } else if (res == 2) {
1519 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1520 rtw_indicate_connect(adapter);
1521 } else{
1522 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Set Assoc_Timer = 1; can't find match ssid in scanned_q\n"));
1523 #endif
1524
1525 _set_timer(&pmlmepriv->assoc_timer, 1);
1526
1527 _clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
1528
1529 #ifdef REJOIN
1530 retry = 0;
1531 }
1532 #endif
1533 }
1534
1535ignore_joinbss_callback:
1536
1537 spin_unlock_bh(&pmlmepriv->lock);
1538}
1539
1540void rtw_joinbss_event_callback(struct adapter *adapter, u8 *pbuf)
1541{
1542 struct wlan_network *pnetwork = (struct wlan_network *)pbuf;
1543
1544 mlmeext_joinbss_event_callback(adapter, pnetwork->join_res);
1545
1546 rtw_os_xmit_schedule(adapter);
1547}
1548
1549
1550void rtw_sta_media_status_rpt(struct adapter *adapter, struct sta_info *psta, u32 mstatus)
1551{
1552 u16 media_status_rpt;
1553
1554 if (psta == NULL)
1555 return;
1556
1557 media_status_rpt = (u16)((psta->mac_id<<8)|mstatus);
1558 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status_rpt);
1559}
1560
1561void rtw_stassoc_event_callback(struct adapter *adapter, u8 *pbuf)
1562{
1563 struct sta_info *psta;
1564 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1565 struct stassoc_event *pstassoc = (struct stassoc_event *)pbuf;
1566 struct wlan_network *cur_network = &(pmlmepriv->cur_network);
1567 struct wlan_network *ptarget_wlan = NULL;
1568
1569 if (rtw_access_ctrl(adapter, pstassoc->macaddr) == false)
1570 return;
1571
1572 if (check_fwstate(pmlmepriv, WIFI_AP_STATE)) {
1573 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1574 if (psta) {
1575 u8 *passoc_req = NULL;
1576 u32 assoc_req_len = 0;
1577
1578 rtw_sta_media_status_rpt(adapter, psta, 1);
1579
1580#ifndef CONFIG_AUTO_AP_MODE
1581
1582 ap_sta_info_defer_update(adapter, psta);
1583
1584
1585 DBG_871X("indicate_sta_assoc_event to upper layer - hostapd\n");
1586 spin_lock_bh(&psta->lock);
1587 if (psta->passoc_req && psta->assoc_req_len > 0) {
1588 passoc_req = rtw_zmalloc(psta->assoc_req_len);
1589 if (passoc_req) {
1590 assoc_req_len = psta->assoc_req_len;
1591 memcpy(passoc_req, psta->passoc_req, assoc_req_len);
1592
1593 kfree(psta->passoc_req);
1594 psta->passoc_req = NULL;
1595 psta->assoc_req_len = 0;
1596 }
1597 }
1598 spin_unlock_bh(&psta->lock);
1599
1600 if (passoc_req && assoc_req_len > 0) {
1601 rtw_cfg80211_indicate_sta_assoc(adapter, passoc_req, assoc_req_len);
1602
1603 kfree(passoc_req);
1604 }
1605#endif
1606 }
1607 return;
1608 }
1609
1610
1611 psta = rtw_get_stainfo(&adapter->stapriv, pstassoc->macaddr);
1612 if (psta != NULL) {
1613
1614
1615 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Error: rtw_stassoc_event_callback: sta has been in sta_hash_queue\n"));
1616
1617 return;
1618 }
1619
1620 psta = rtw_alloc_stainfo(&adapter->stapriv, pstassoc->macaddr);
1621 if (psta == NULL) {
1622 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("Can't alloc sta_info when rtw_stassoc_event_callback\n"));
1623 return;
1624 }
1625
1626
1627 psta->qos_option = 0;
1628 psta->mac_id = (uint)pstassoc->cam_id;
1629
1630 DBG_871X("%s\n", __func__);
1631
1632 rtw_hal_set_odm_var(adapter, HAL_ODM_STA_INFO, psta, true);
1633
1634 rtw_sta_media_status_rpt(adapter, psta, 1);
1635
1636 if (adapter->securitypriv.dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
1637 psta->dot118021XPrivacy = adapter->securitypriv.dot11PrivacyAlgrthm;
1638
1639
1640 psta->ieee8021x_blocked = false;
1641
1642 spin_lock_bh(&pmlmepriv->lock);
1643
1644 if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) ||
1645 (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true)) {
1646 if (adapter->stapriv.asoc_sta_count == 2) {
1647 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1648 ptarget_wlan = rtw_find_network(&pmlmepriv->scanned_queue, cur_network->network.MacAddress);
1649 pmlmepriv->cur_network_scanned = ptarget_wlan;
1650 if (ptarget_wlan)
1651 ptarget_wlan->fixed = true;
1652 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1653
1654 rtw_indicate_connect(adapter);
1655 }
1656 }
1657
1658 spin_unlock_bh(&pmlmepriv->lock);
1659
1660
1661 mlmeext_sta_add_event_callback(adapter, psta);
1662}
1663
1664void rtw_stadel_event_callback(struct adapter *adapter, u8 *pbuf)
1665{
1666 int mac_id = (-1);
1667 struct sta_info *psta;
1668 struct wlan_network *pwlan = NULL;
1669 struct wlan_bssid_ex *pdev_network = NULL;
1670 u8 *pibss = NULL;
1671 struct mlme_priv *pmlmepriv = &(adapter->mlmepriv);
1672 struct stadel_event *pstadel = (struct stadel_event *)pbuf;
1673 struct wlan_network *tgt_network = &(pmlmepriv->cur_network);
1674 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1675 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1676
1677 psta = rtw_get_stainfo(&adapter->stapriv, pstadel->macaddr);
1678 if (psta)
1679 mac_id = psta->mac_id;
1680 else
1681 mac_id = pstadel->mac_id;
1682
1683 DBG_871X("%s(mac_id =%d) =" MAC_FMT "\n", __func__, mac_id, MAC_ARG(pstadel->macaddr));
1684
1685 if (mac_id >= 0) {
1686 u16 media_status;
1687 media_status = (mac_id<<8)|0;
1688
1689 rtw_hal_set_hwreg(adapter, HW_VAR_H2C_MEDIA_STATUS_RPT, (u8 *)&media_status);
1690 }
1691
1692
1693 if ((pmlmeinfo->state&0x03) == WIFI_FW_AP_STATE)
1694 return;
1695
1696
1697 mlmeext_sta_del_event_callback(adapter);
1698
1699 spin_lock_bh(&pmlmepriv->lock);
1700
1701 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
1702 u16 reason = *((unsigned short *)(pstadel->rsvd));
1703 bool roam = false;
1704 struct wlan_network *roam_target = NULL;
1705
1706 if (adapter->registrypriv.wifi_spec == 1) {
1707 roam = false;
1708 } else if (reason == WLAN_REASON_EXPIRATION_CHK && rtw_chk_roam_flags(adapter, RTW_ROAM_ON_EXPIRED)) {
1709 roam = true;
1710 } else if (reason == WLAN_REASON_ACTIVE_ROAM && rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1711 roam = true;
1712 roam_target = pmlmepriv->roam_network;
1713 }
1714#ifdef CONFIG_INTEL_WIDI
1715 else if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_CONNECTED) {
1716 roam = true;
1717 }
1718#endif
1719
1720 if (roam == true) {
1721 if (rtw_to_roam(adapter) > 0)
1722 rtw_dec_to_roam(adapter);
1723 else if (rtw_to_roam(adapter) == 0)
1724 rtw_set_to_roam(adapter, adapter->registrypriv.max_roaming_times);
1725 } else {
1726 rtw_set_to_roam(adapter, 0);
1727 }
1728
1729 rtw_free_uc_swdec_pending_queue(adapter);
1730
1731 rtw_free_assoc_resources(adapter, 1);
1732 rtw_indicate_disconnect(adapter);
1733
1734 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1735
1736 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1737 if (pwlan) {
1738 pwlan->fixed = false;
1739 rtw_free_network_nolock(adapter, pwlan);
1740 }
1741 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1742
1743#ifdef CONFIG_INTEL_WIDI
1744 if (!rtw_to_roam(adapter))
1745 process_intel_widi_disconnect(adapter, 1);
1746#endif
1747
1748 _rtw_roaming(adapter, roam_target);
1749 }
1750
1751 if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) ||
1752 check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1753
1754 rtw_free_stainfo(adapter, psta);
1755
1756 if (adapter->stapriv.asoc_sta_count == 1) {
1757
1758 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
1759
1760
1761 pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.MacAddress);
1762 if (pwlan) {
1763 pwlan->fixed = false;
1764 rtw_free_network_nolock(adapter, pwlan);
1765 }
1766 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
1767
1768 pdev_network = &(adapter->registrypriv.dev_network);
1769 pibss = adapter->registrypriv.dev_network.MacAddress;
1770
1771 memcpy(pdev_network, &tgt_network->network, get_wlan_bssid_ex_sz(&tgt_network->network));
1772
1773 memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
1774
1775 rtw_update_registrypriv_dev_network(adapter);
1776
1777 rtw_generate_random_ibss(pibss);
1778
1779 if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)) {
1780 set_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
1781 _clr_fwstate_(pmlmepriv, WIFI_ADHOC_STATE);
1782 }
1783
1784 if (rtw_createbss_cmd(adapter) != _SUCCESS) {
1785
1786 RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>stadel_event_callback: rtw_createbss_cmd status FAIL***\n "));
1787
1788 }
1789
1790
1791 }
1792
1793 }
1794
1795 spin_unlock_bh(&pmlmepriv->lock);
1796}
1797
1798void rtw_cpwm_event_callback(struct adapter *padapter, u8 *pbuf)
1799{
1800 struct reportpwrstate_parm *preportpwrstate;
1801
1802 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("+rtw_cpwm_event_callback !!!\n"));
1803 preportpwrstate = (struct reportpwrstate_parm *)pbuf;
1804 preportpwrstate->state |= (u8)(adapter_to_pwrctl(padapter)->cpwm_tog + 0x80);
1805 cpwm_int_hdl(padapter, preportpwrstate);
1806}
1807
1808
1809void rtw_wmm_event_callback(struct adapter *padapter, u8 *pbuf)
1810{
1811 WMMOnAssocRsp(padapter);
1812}
1813
1814
1815
1816
1817
1818void _rtw_join_timeout_handler(struct timer_list *t)
1819{
1820 struct adapter *adapter = from_timer(adapter, t,
1821 mlmepriv.assoc_timer);
1822 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1823
1824 DBG_871X("%s, fw_state =%x\n", __func__, get_fwstate(pmlmepriv));
1825
1826 if (adapter->bDriverStopped || adapter->bSurpriseRemoved)
1827 return;
1828
1829 spin_lock_bh(&pmlmepriv->lock);
1830
1831 if (rtw_to_roam(adapter) > 0) {
1832 while (1) {
1833 rtw_dec_to_roam(adapter);
1834 if (rtw_to_roam(adapter) != 0) {
1835 int do_join_r;
1836 DBG_871X("%s try another roaming\n", __func__);
1837 do_join_r = rtw_do_join(adapter);
1838 if (_SUCCESS != do_join_r) {
1839 DBG_871X("%s roaming do_join return %d\n", __func__, do_join_r);
1840 continue;
1841 }
1842 break;
1843 } else {
1844#ifdef CONFIG_INTEL_WIDI
1845 if (adapter->mlmepriv.widi_state == INTEL_WIDI_STATE_ROAMING) {
1846 memset(pmlmepriv->sa_ext, 0x00, L2SDTA_SERVICE_VE_LEN);
1847 intel_widi_wk_cmd(adapter, INTEL_WIDI_LISTEN_WK, NULL, 0);
1848 DBG_871X("change to widi listen\n");
1849 }
1850#endif
1851 DBG_871X("%s We've try roaming but fail\n", __func__);
1852 rtw_indicate_disconnect(adapter);
1853 break;
1854 }
1855 }
1856
1857 } else{
1858 rtw_indicate_disconnect(adapter);
1859 free_scanqueue(pmlmepriv);
1860
1861
1862 rtw_cfg80211_indicate_disconnect(adapter);
1863
1864 }
1865
1866 spin_unlock_bh(&pmlmepriv->lock);
1867}
1868
1869
1870
1871
1872
1873void rtw_scan_timeout_handler(struct timer_list *t)
1874{
1875 struct adapter *adapter = from_timer(adapter, t,
1876 mlmepriv.scan_to_timer);
1877 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
1878
1879 DBG_871X(FUNC_ADPT_FMT" fw_state =%x\n", FUNC_ADPT_ARG(adapter), get_fwstate(pmlmepriv));
1880
1881 spin_lock_bh(&pmlmepriv->lock);
1882
1883 _clr_fwstate_(pmlmepriv, _FW_UNDER_SURVEY);
1884
1885 spin_unlock_bh(&pmlmepriv->lock);
1886
1887 rtw_indicate_scan_done(adapter, true);
1888}
1889
1890void rtw_mlme_reset_auto_scan_int(struct adapter *adapter)
1891{
1892 struct mlme_priv *mlme = &adapter->mlmepriv;
1893 struct mlme_ext_priv *pmlmeext = &adapter->mlmeextpriv;
1894 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
1895
1896 if (pmlmeinfo->VHT_enable)
1897 mlme->auto_scan_int_ms = 0;
1898 else if (adapter->registrypriv.wifi_spec && is_client_associated_to_ap(adapter) == true)
1899 mlme->auto_scan_int_ms = 60*1000;
1900 else if (rtw_chk_roam_flags(adapter, RTW_ROAM_ACTIVE)) {
1901 if (check_fwstate(mlme, WIFI_STATION_STATE) && check_fwstate(mlme, _FW_LINKED))
1902 mlme->auto_scan_int_ms = mlme->roam_scan_int_ms;
1903 } else
1904 mlme->auto_scan_int_ms = 0;
1905
1906 return;
1907}
1908
1909static void rtw_auto_scan_handler(struct adapter *padapter)
1910{
1911 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1912
1913 rtw_mlme_reset_auto_scan_int(padapter);
1914
1915 if (pmlmepriv->auto_scan_int_ms != 0
1916 && jiffies_to_msecs(jiffies - pmlmepriv->scan_start_time) > pmlmepriv->auto_scan_int_ms) {
1917
1918 if (!padapter->registrypriv.wifi_spec) {
1919 if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) {
1920 DBG_871X(FUNC_ADPT_FMT" _FW_UNDER_SURVEY|_FW_UNDER_LINKING\n", FUNC_ADPT_ARG(padapter));
1921 goto exit;
1922 }
1923
1924 if (pmlmepriv->LinkDetectInfo.bBusyTraffic == true) {
1925 DBG_871X(FUNC_ADPT_FMT" exit BusyTraffic\n", FUNC_ADPT_ARG(padapter));
1926 goto exit;
1927 }
1928 }
1929
1930 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(padapter));
1931
1932 rtw_set_802_11_bssid_list_scan(padapter, NULL, 0);
1933 }
1934
1935exit:
1936 return;
1937}
1938
1939void rtw_dynamic_check_timer_handler(struct adapter *adapter)
1940{
1941 if (!adapter)
1942 return;
1943
1944 if (adapter->hw_init_completed == false)
1945 return;
1946
1947 if ((adapter->bDriverStopped == true) || (adapter->bSurpriseRemoved == true))
1948 return;
1949
1950 if (adapter->net_closed == true)
1951 return;
1952
1953 if (is_primary_adapter(adapter))
1954 DBG_871X("IsBtDisabled =%d, IsBtControlLps =%d\n", rtw_btcoex_IsBtDisabled(adapter), rtw_btcoex_IsBtControlLps(adapter));
1955
1956 if ((adapter_to_pwrctl(adapter)->bFwCurrentInPSMode == true)
1957 && (rtw_btcoex_IsBtControlLps(adapter) == false)
1958 ) {
1959 u8 bEnterPS;
1960
1961 linked_status_chk(adapter);
1962
1963 bEnterPS = traffic_status_watchdog(adapter, 1);
1964 if (bEnterPS) {
1965
1966 rtw_hal_dm_watchdog_in_lps(adapter);
1967 } else{
1968
1969 }
1970
1971 } else{
1972 if (is_primary_adapter(adapter)) {
1973 rtw_dynamic_chk_wk_cmd(adapter);
1974 }
1975 }
1976
1977
1978 rtw_auto_scan_handler(adapter);
1979}
1980
1981
1982inline bool rtw_is_scan_deny(struct adapter *adapter)
1983{
1984 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1985 return (atomic_read(&mlmepriv->set_scan_deny) != 0) ? true : false;
1986}
1987
1988inline void rtw_clear_scan_deny(struct adapter *adapter)
1989{
1990 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
1991 atomic_set(&mlmepriv->set_scan_deny, 0);
1992
1993 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
1994}
1995
1996void rtw_set_scan_deny_timer_hdl(struct adapter *adapter)
1997{
1998 rtw_clear_scan_deny(adapter);
1999}
2000
2001void rtw_set_scan_deny(struct adapter *adapter, u32 ms)
2002{
2003 struct mlme_priv *mlmepriv = &adapter->mlmepriv;
2004
2005 DBG_871X(FUNC_ADPT_FMT"\n", FUNC_ADPT_ARG(adapter));
2006 atomic_set(&mlmepriv->set_scan_deny, 1);
2007 _set_timer(&mlmepriv->set_scan_deny_timer, ms);
2008}
2009
2010
2011
2012
2013
2014
2015static int rtw_check_roaming_candidate(struct mlme_priv *mlme
2016 , struct wlan_network **candidate, struct wlan_network *competitor)
2017{
2018 int updated = false;
2019 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2020
2021 if (is_same_ess(&competitor->network, &mlme->cur_network.network) == false)
2022 goto exit;
2023
2024 if (rtw_is_desired_network(adapter, competitor) == false)
2025 goto exit;
2026
2027 DBG_871X("roam candidate:%s %s("MAC_FMT", ch%3u) rssi:%d, age:%5d\n",
2028 (competitor == mlme->cur_network_scanned)?"*":" ",
2029 competitor->network.Ssid.Ssid,
2030 MAC_ARG(competitor->network.MacAddress),
2031 competitor->network.Configuration.DSConfig,
2032 (int)competitor->network.Rssi,
2033 jiffies_to_msecs(jiffies - competitor->last_scanned)
2034 );
2035
2036
2037 if (!is_zero_mac_addr(mlme->roam_tgt_addr)) {
2038 if (!memcmp(mlme->roam_tgt_addr, competitor->network.MacAddress, ETH_ALEN))
2039 goto update;
2040 else
2041 goto exit;
2042 }
2043 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms)
2044 goto exit;
2045
2046 if (competitor->network.Rssi - mlme->cur_network_scanned->network.Rssi < mlme->roam_rssi_diff_th)
2047 goto exit;
2048
2049 if (*candidate != NULL && (*candidate)->network.Rssi >= competitor->network.Rssi)
2050 goto exit;
2051
2052update:
2053 *candidate = competitor;
2054 updated = true;
2055
2056exit:
2057 return updated;
2058}
2059
2060int rtw_select_roaming_candidate(struct mlme_priv *mlme)
2061{
2062 int ret = _FAIL;
2063 struct list_head *phead;
2064 struct adapter *adapter;
2065 struct __queue *queue = &(mlme->scanned_queue);
2066 struct wlan_network *pnetwork = NULL;
2067 struct wlan_network *candidate = NULL;
2068
2069 if (mlme->cur_network_scanned == NULL) {
2070 rtw_warn_on(1);
2071 return ret;
2072 }
2073
2074 spin_lock_bh(&(mlme->scanned_queue.lock));
2075 phead = get_list_head(queue);
2076 adapter = (struct adapter *)mlme->nic_hdl;
2077
2078 mlme->pscanned = get_next(phead);
2079
2080 while (phead != mlme->pscanned) {
2081
2082 pnetwork = LIST_CONTAINOR(mlme->pscanned, struct wlan_network, list);
2083 if (pnetwork == NULL) {
2084 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2085 ret = _FAIL;
2086 goto exit;
2087 }
2088
2089 mlme->pscanned = get_next(mlme->pscanned);
2090
2091 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2092 , pnetwork->network.Ssid.Ssid
2093 , MAC_ARG(pnetwork->network.MacAddress)
2094 , pnetwork->network.Configuration.DSConfig
2095 , (int)pnetwork->network.Rssi);
2096
2097 rtw_check_roaming_candidate(mlme, &candidate, pnetwork);
2098
2099 }
2100
2101 if (candidate == NULL) {
2102 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2103 ret = _FAIL;
2104 goto exit;
2105 } else {
2106 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2107 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2108 candidate->network.Configuration.DSConfig);
2109
2110 mlme->roam_network = candidate;
2111
2112 if (!memcmp(candidate->network.MacAddress, mlme->roam_tgt_addr, ETH_ALEN))
2113 eth_zero_addr(mlme->roam_tgt_addr);
2114 }
2115
2116 ret = _SUCCESS;
2117exit:
2118 spin_unlock_bh(&(mlme->scanned_queue.lock));
2119
2120 return ret;
2121}
2122
2123
2124
2125
2126
2127
2128static int rtw_check_join_candidate(struct mlme_priv *mlme
2129 , struct wlan_network **candidate, struct wlan_network *competitor)
2130{
2131 int updated = false;
2132 struct adapter *adapter = container_of(mlme, struct adapter, mlmepriv);
2133
2134
2135
2136 if (mlme->assoc_by_bssid == true) {
2137 if (memcmp(competitor->network.MacAddress, mlme->assoc_bssid, ETH_ALEN))
2138 goto exit;
2139 }
2140
2141
2142 if (mlme->assoc_ssid.Ssid[0] && mlme->assoc_ssid.SsidLength) {
2143 if (competitor->network.Ssid.SsidLength != mlme->assoc_ssid.SsidLength
2144 || memcmp(competitor->network.Ssid.Ssid, mlme->assoc_ssid.Ssid, mlme->assoc_ssid.SsidLength)
2145 )
2146 goto exit;
2147 }
2148
2149 if (rtw_is_desired_network(adapter, competitor) == false)
2150 goto exit;
2151
2152 if (rtw_to_roam(adapter) > 0) {
2153 if (jiffies_to_msecs(jiffies - competitor->last_scanned) >= mlme->roam_scanr_exp_ms
2154 || is_same_ess(&competitor->network, &mlme->cur_network.network) == false
2155 )
2156 goto exit;
2157 }
2158
2159 if (*candidate == NULL || (*candidate)->network.Rssi < competitor->network.Rssi) {
2160 *candidate = competitor;
2161 updated = true;
2162 }
2163
2164 if (updated) {
2165 DBG_871X("[by_bssid:%u][assoc_ssid:%s]"
2166 "[to_roam:%u] "
2167 "new candidate: %s("MAC_FMT", ch%u) rssi:%d\n",
2168 mlme->assoc_by_bssid,
2169 mlme->assoc_ssid.Ssid,
2170 rtw_to_roam(adapter),
2171 (*candidate)->network.Ssid.Ssid,
2172 MAC_ARG((*candidate)->network.MacAddress),
2173 (*candidate)->network.Configuration.DSConfig,
2174 (int)(*candidate)->network.Rssi
2175 );
2176 }
2177
2178exit:
2179 return updated;
2180}
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193int rtw_select_and_join_from_scanned_queue(struct mlme_priv *pmlmepriv)
2194{
2195 int ret;
2196 struct list_head *phead;
2197 struct adapter *adapter;
2198 struct __queue *queue = &(pmlmepriv->scanned_queue);
2199 struct wlan_network *pnetwork = NULL;
2200 struct wlan_network *candidate = NULL;
2201
2202 adapter = (struct adapter *)pmlmepriv->nic_hdl;
2203
2204 spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
2205
2206 if (pmlmepriv->roam_network) {
2207 candidate = pmlmepriv->roam_network;
2208 pmlmepriv->roam_network = NULL;
2209 goto candidate_exist;
2210 }
2211
2212 phead = get_list_head(queue);
2213 pmlmepriv->pscanned = get_next(phead);
2214
2215 while (phead != pmlmepriv->pscanned) {
2216
2217 pnetwork = LIST_CONTAINOR(pmlmepriv->pscanned, struct wlan_network, list);
2218 if (pnetwork == NULL) {
2219 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("%s return _FAIL:(pnetwork == NULL)\n", __func__));
2220 ret = _FAIL;
2221 goto exit;
2222 }
2223
2224 pmlmepriv->pscanned = get_next(pmlmepriv->pscanned);
2225
2226 DBG_871X("%s("MAC_FMT", ch%u) rssi:%d\n"
2227 , pnetwork->network.Ssid.Ssid
2228 , MAC_ARG(pnetwork->network.MacAddress)
2229 , pnetwork->network.Configuration.DSConfig
2230 , (int)pnetwork->network.Rssi);
2231
2232 rtw_check_join_candidate(pmlmepriv, &candidate, pnetwork);
2233
2234 }
2235
2236 if (candidate == NULL) {
2237 DBG_871X("%s: return _FAIL(candidate == NULL)\n", __func__);
2238#ifdef CONFIG_WOWLAN
2239 _clr_fwstate_(pmlmepriv, _FW_LINKED|_FW_UNDER_LINKING);
2240#endif
2241 ret = _FAIL;
2242 goto exit;
2243 } else {
2244 DBG_871X("%s: candidate: %s("MAC_FMT", ch:%u)\n", __func__,
2245 candidate->network.Ssid.Ssid, MAC_ARG(candidate->network.MacAddress),
2246 candidate->network.Configuration.DSConfig);
2247 goto candidate_exist;
2248 }
2249
2250candidate_exist:
2251
2252
2253 if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
2254 DBG_871X("%s: _FW_LINKED while ask_for_joinbss!!!\n", __func__);
2255
2256 rtw_disassoc_cmd(adapter, 0, true);
2257 rtw_indicate_disconnect(adapter);
2258 rtw_free_assoc_resources(adapter, 0);
2259 }
2260
2261 set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
2262 ret = rtw_joinbss_cmd(adapter, candidate);
2263
2264exit:
2265 spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
2266 return ret;
2267}
2268
2269sint rtw_set_auth(struct adapter *adapter, struct security_priv *psecuritypriv)
2270{
2271 struct cmd_obj *pcmd;
2272 struct setauth_parm *psetauthparm;
2273 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2274 sint res = _SUCCESS;
2275
2276 pcmd = rtw_zmalloc(sizeof(struct cmd_obj));
2277 if (pcmd == NULL) {
2278 res = _FAIL;
2279 goto exit;
2280 }
2281
2282 psetauthparm = rtw_zmalloc(sizeof(struct setauth_parm));
2283 if (psetauthparm == NULL) {
2284 kfree((unsigned char *)pcmd);
2285 res = _FAIL;
2286 goto exit;
2287 }
2288
2289 memset(psetauthparm, 0, sizeof(struct setauth_parm));
2290 psetauthparm->mode = (unsigned char)psecuritypriv->dot11AuthAlgrthm;
2291
2292 pcmd->cmdcode = _SetAuth_CMD_;
2293 pcmd->parmbuf = (unsigned char *)psetauthparm;
2294 pcmd->cmdsz = (sizeof(struct setauth_parm));
2295 pcmd->rsp = NULL;
2296 pcmd->rspsz = 0;
2297
2298
2299 INIT_LIST_HEAD(&pcmd->list);
2300
2301 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("after enqueue set_auth_cmd, auth_mode =%x\n", psecuritypriv->dot11AuthAlgrthm));
2302
2303 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2304
2305exit:
2306 return res;
2307}
2308
2309sint rtw_set_key(struct adapter *adapter, struct security_priv *psecuritypriv, sint keyid, u8 set_tx, bool enqueue)
2310{
2311 u8 keylen;
2312 struct cmd_obj *pcmd;
2313 struct setkey_parm *psetkeyparm;
2314 struct cmd_priv *pcmdpriv = &(adapter->cmdpriv);
2315 sint res = _SUCCESS;
2316
2317 psetkeyparm = rtw_zmalloc(sizeof(struct setkey_parm));
2318 if (psetkeyparm == NULL) {
2319 res = _FAIL;
2320 goto exit;
2321 }
2322 memset(psetkeyparm, 0, sizeof(struct setkey_parm));
2323
2324 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) {
2325 psetkeyparm->algorithm = (unsigned char)psecuritypriv->dot118021XGrpPrivacy;
2326 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(unsigned char)psecuritypriv->dot118021XGrpPrivacy =%d\n", psetkeyparm->algorithm));
2327 } else {
2328 psetkeyparm->algorithm = (u8)psecuritypriv->dot11PrivacyAlgrthm;
2329 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =(u8)psecuritypriv->dot11PrivacyAlgrthm =%d\n", psetkeyparm->algorithm));
2330
2331 }
2332 psetkeyparm->keyid = (u8)keyid;
2333 psetkeyparm->set_tx = set_tx;
2334 if (is_wep_enc(psetkeyparm->algorithm))
2335 adapter->securitypriv.key_mask |= BIT(psetkeyparm->keyid);
2336
2337 DBG_871X("==> rtw_set_key algorithm(%x), keyid(%x), key_mask(%x)\n", psetkeyparm->algorithm, psetkeyparm->keyid, adapter->securitypriv.key_mask);
2338 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key: psetkeyparm->algorithm =%d psetkeyparm->keyid =(u8)keyid =%d\n", psetkeyparm->algorithm, keyid));
2339
2340 switch (psetkeyparm->algorithm) {
2341
2342 case _WEP40_:
2343 keylen = 5;
2344 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2345 break;
2346 case _WEP104_:
2347 keylen = 13;
2348 memcpy(&(psetkeyparm->key[0]), &(psecuritypriv->dot11DefKey[keyid].skey[0]), keylen);
2349 break;
2350 case _TKIP_:
2351 keylen = 16;
2352 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2353 psetkeyparm->grpkey = 1;
2354 break;
2355 case _AES_:
2356 keylen = 16;
2357 memcpy(&psetkeyparm->key, &psecuritypriv->dot118021XGrpKey[keyid], keylen);
2358 psetkeyparm->grpkey = 1;
2359 break;
2360 default:
2361 RT_TRACE(_module_rtl871x_mlme_c_, _drv_err_, ("\n rtw_set_key:psecuritypriv->dot11PrivacyAlgrthm = %x (must be 1 or 2 or 4 or 5)\n", psecuritypriv->dot11PrivacyAlgrthm));
2362 res = _FAIL;
2363 kfree((unsigned char *)psetkeyparm);
2364 goto exit;
2365 }
2366
2367
2368 if (enqueue) {
2369 pcmd = rtw_zmalloc(sizeof(struct cmd_obj));
2370 if (pcmd == NULL) {
2371 kfree((unsigned char *)psetkeyparm);
2372 res = _FAIL;
2373 goto exit;
2374 }
2375
2376 pcmd->cmdcode = _SetKey_CMD_;
2377 pcmd->parmbuf = (u8 *)psetkeyparm;
2378 pcmd->cmdsz = (sizeof(struct setkey_parm));
2379 pcmd->rsp = NULL;
2380 pcmd->rspsz = 0;
2381
2382 INIT_LIST_HEAD(&pcmd->list);
2383
2384
2385
2386 res = rtw_enqueue_cmd(pcmdpriv, pcmd);
2387 } else{
2388 setkey_hdl(adapter, (u8 *)psetkeyparm);
2389 kfree((u8 *) psetkeyparm);
2390 }
2391exit:
2392 return res;
2393}
2394
2395
2396int rtw_restruct_wmm_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len, uint initial_out_len)
2397{
2398 unsigned int ielength = 0;
2399 unsigned int i, j;
2400
2401 i = 12;
2402 while (i < in_len) {
2403 ielength = initial_out_len;
2404
2405 if (in_ie[i] == 0xDD && in_ie[i+2] == 0x00 && in_ie[i+3] == 0x50 && in_ie[i+4] == 0xF2 && in_ie[i+5] == 0x02 && i+5 < in_len) {
2406 for (j = i; j < i + 9; j++) {
2407 out_ie[ielength] = in_ie[j];
2408 ielength++;
2409 }
2410 out_ie[initial_out_len + 1] = 0x07;
2411 out_ie[initial_out_len + 6] = 0x00;
2412 out_ie[initial_out_len + 8] = 0x00;
2413
2414 break;
2415 }
2416
2417 i += (in_ie[i+1]+2);
2418 }
2419
2420 return ielength;
2421
2422}
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436static int SecIsInPMKIDList(struct adapter *Adapter, u8 *bssid)
2437{
2438 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2439 int i = 0;
2440
2441 do {
2442 if ((psecuritypriv->PMKIDList[i].bUsed) &&
2443 (!memcmp(psecuritypriv->PMKIDList[i].Bssid, bssid, ETH_ALEN))) {
2444 break;
2445 } else{
2446 i++;
2447
2448 }
2449
2450 } while (i < NUM_PMKID_CACHE);
2451
2452 if (i == NUM_PMKID_CACHE) {
2453 i = -1;
2454 } else {
2455
2456 }
2457
2458 return i;
2459
2460}
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470static int rtw_append_pmkid(struct adapter *Adapter, int iEntry, u8 *ie, uint ie_len)
2471{
2472 struct security_priv *psecuritypriv = &Adapter->securitypriv;
2473
2474 if (ie[13] <= 20) {
2475
2476 ie[ie_len] = 1;
2477 ie_len++;
2478 ie[ie_len] = 0;
2479 ie_len++;
2480 memcpy(&ie[ie_len], &psecuritypriv->PMKIDList[iEntry].PMKID, 16);
2481
2482 ie_len += 16;
2483 ie[13] += 18;
2484
2485 }
2486 return ie_len;
2487}
2488
2489sint rtw_restruct_sec_ie(struct adapter *adapter, u8 *in_ie, u8 *out_ie, uint in_len)
2490{
2491 u8 authmode = 0x0;
2492 uint ielength;
2493 int iEntry;
2494
2495 struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
2496 struct security_priv *psecuritypriv = &adapter->securitypriv;
2497 uint ndisauthmode = psecuritypriv->ndisauthtype;
2498
2499 RT_TRACE(_module_rtl871x_mlme_c_, _drv_notice_,
2500 ("+rtw_restruct_sec_ie: ndisauthmode =%d\n", ndisauthmode));
2501
2502
2503 memcpy(out_ie, in_ie, 12);
2504 ielength = 12;
2505 if ((ndisauthmode == Ndis802_11AuthModeWPA) || (ndisauthmode == Ndis802_11AuthModeWPAPSK))
2506 authmode = _WPA_IE_ID_;
2507 if ((ndisauthmode == Ndis802_11AuthModeWPA2) || (ndisauthmode == Ndis802_11AuthModeWPA2PSK))
2508 authmode = _WPA2_IE_ID_;
2509
2510 if (check_fwstate(pmlmepriv, WIFI_UNDER_WPS)) {
2511 memcpy(out_ie+ielength, psecuritypriv->wps_ie, psecuritypriv->wps_ie_len);
2512
2513 ielength += psecuritypriv->wps_ie_len;
2514 } else if ((authmode == _WPA_IE_ID_) || (authmode == _WPA2_IE_ID_)) {
2515
2516 memcpy(&out_ie[ielength], &psecuritypriv->supplicant_ie[0], psecuritypriv->supplicant_ie[1]+2);
2517
2518
2519
2520
2521
2522
2523
2524
2525 ielength += psecuritypriv->supplicant_ie[1]+2;
2526 rtw_report_sec_ie(adapter, authmode, psecuritypriv->supplicant_ie);
2527 }
2528
2529 iEntry = SecIsInPMKIDList(adapter, pmlmepriv->assoc_bssid);
2530 if (iEntry < 0) {
2531 return ielength;
2532 } else{
2533 if (authmode == _WPA2_IE_ID_)
2534 ielength = rtw_append_pmkid(adapter, iEntry, out_ie, ielength);
2535 }
2536 return ielength;
2537}
2538
2539void rtw_init_registrypriv_dev_network(struct adapter *adapter)
2540{
2541 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2542 struct eeprom_priv *peepriv = &adapter->eeprompriv;
2543 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2544 u8 *myhwaddr = myid(peepriv);
2545
2546 memcpy(pdev_network->MacAddress, myhwaddr, ETH_ALEN);
2547
2548 memcpy(&pdev_network->Ssid, &pregistrypriv->ssid, sizeof(struct ndis_802_11_ssid));
2549
2550 pdev_network->Configuration.Length = sizeof(struct ndis_802_11_conf);
2551 pdev_network->Configuration.BeaconPeriod = 100;
2552 pdev_network->Configuration.FHConfig.Length = 0;
2553 pdev_network->Configuration.FHConfig.HopPattern = 0;
2554 pdev_network->Configuration.FHConfig.HopSet = 0;
2555 pdev_network->Configuration.FHConfig.DwellTime = 0;
2556}
2557
2558void rtw_update_registrypriv_dev_network(struct adapter *adapter)
2559{
2560 int sz = 0;
2561 struct registry_priv *pregistrypriv = &adapter->registrypriv;
2562 struct wlan_bssid_ex *pdev_network = &pregistrypriv->dev_network;
2563 struct security_priv *psecuritypriv = &adapter->securitypriv;
2564 struct wlan_network *cur_network = &adapter->mlmepriv.cur_network;
2565
2566
2567 pdev_network->Privacy = (psecuritypriv->dot11PrivacyAlgrthm > 0 ? 1 : 0) ;
2568
2569 pdev_network->Rssi = 0;
2570
2571 switch (pregistrypriv->wireless_mode) {
2572 case WIRELESS_11B:
2573 pdev_network->NetworkTypeInUse = (Ndis802_11DS);
2574 break;
2575 case WIRELESS_11G:
2576 case WIRELESS_11BG:
2577 case WIRELESS_11_24N:
2578 case WIRELESS_11G_24N:
2579 case WIRELESS_11BG_24N:
2580 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2581 break;
2582 case WIRELESS_11A:
2583 case WIRELESS_11A_5N:
2584 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2585 break;
2586 case WIRELESS_11ABGN:
2587 if (pregistrypriv->channel > 14)
2588 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM5);
2589 else
2590 pdev_network->NetworkTypeInUse = (Ndis802_11OFDM24);
2591 break;
2592 default:
2593
2594 break;
2595 }
2596
2597 pdev_network->Configuration.DSConfig = (pregistrypriv->channel);
2598 RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("pregistrypriv->channel =%d, pdev_network->Configuration.DSConfig = 0x%x\n", pregistrypriv->channel, pdev_network->Configuration.DSConfig));
2599
2600 if (cur_network->network.InfrastructureMode == Ndis802_11IBSS)
2601 pdev_network->Configuration.ATIMWindow = (0);
2602
2603 pdev_network->InfrastructureMode = (cur_network->network.InfrastructureMode);
2604
2605
2606
2607
2608
2609 sz = rtw_generate_ie(pregistrypriv);
2610
2611 pdev_network->IELength = sz;
2612
2613 pdev_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pdev_network);
2614
2615
2616
2617}
2618
2619void rtw_get_encrypt_decrypt_from_registrypriv(struct adapter *adapter)
2620{
2621}
2622
2623
2624void rtw_joinbss_reset(struct adapter *padapter)
2625{
2626 u8 threshold;
2627 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2628
2629 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2630
2631
2632
2633 pmlmepriv->num_FortyMHzIntolerant = 0;
2634
2635 pmlmepriv->num_sta_no_ht = 0;
2636
2637 phtpriv->ampdu_enable = false;
2638
2639
2640
2641 if (phtpriv->ht_option) {
2642 if (padapter->registrypriv.wifi_spec == 1)
2643 threshold = 1;
2644 else
2645 threshold = 0;
2646 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2647 } else{
2648 threshold = 1;
2649 rtw_hal_set_hwreg(padapter, HW_VAR_RXDMA_AGG_PG_TH, (u8 *)(&threshold));
2650 }
2651}
2652
2653void rtw_ht_use_default_setting(struct adapter *padapter)
2654{
2655 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2656 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2657 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2658 bool bHwLDPCSupport = false, bHwSTBCSupport = false;
2659 bool bHwSupportBeamformer = false, bHwSupportBeamformee = false;
2660
2661 if (pregistrypriv->wifi_spec)
2662 phtpriv->bss_coexist = 1;
2663 else
2664 phtpriv->bss_coexist = 0;
2665
2666 phtpriv->sgi_40m = TEST_FLAG(pregistrypriv->short_gi, BIT1) ? true : false;
2667 phtpriv->sgi_20m = TEST_FLAG(pregistrypriv->short_gi, BIT0) ? true : false;
2668
2669
2670 rtw_hal_get_def_var(padapter, HAL_DEF_RX_LDPC, (u8 *)&bHwLDPCSupport);
2671 CLEAR_FLAGS(phtpriv->ldpc_cap);
2672 if (bHwLDPCSupport) {
2673 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT4))
2674 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_RX);
2675 }
2676 rtw_hal_get_def_var(padapter, HAL_DEF_TX_LDPC, (u8 *)&bHwLDPCSupport);
2677 if (bHwLDPCSupport) {
2678 if (TEST_FLAG(pregistrypriv->ldpc_cap, BIT5))
2679 SET_FLAG(phtpriv->ldpc_cap, LDPC_HT_ENABLE_TX);
2680 }
2681 if (phtpriv->ldpc_cap)
2682 DBG_871X("[HT] Support LDPC = 0x%02X\n", phtpriv->ldpc_cap);
2683
2684
2685 rtw_hal_get_def_var(padapter, HAL_DEF_TX_STBC, (u8 *)&bHwSTBCSupport);
2686 CLEAR_FLAGS(phtpriv->stbc_cap);
2687 if (bHwSTBCSupport) {
2688 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT5))
2689 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX);
2690 }
2691 rtw_hal_get_def_var(padapter, HAL_DEF_RX_STBC, (u8 *)&bHwSTBCSupport);
2692 if (bHwSTBCSupport) {
2693 if (TEST_FLAG(pregistrypriv->stbc_cap, BIT4))
2694 SET_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX);
2695 }
2696 if (phtpriv->stbc_cap)
2697 DBG_871X("[HT] Support STBC = 0x%02X\n", phtpriv->stbc_cap);
2698
2699
2700 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMER, (u8 *)&bHwSupportBeamformer);
2701 rtw_hal_get_def_var(padapter, HAL_DEF_EXPLICIT_BEAMFORMEE, (u8 *)&bHwSupportBeamformee);
2702 CLEAR_FLAGS(phtpriv->beamform_cap);
2703 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT4) && bHwSupportBeamformer) {
2704 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMER_ENABLE);
2705 DBG_871X("[HT] Support Beamformer\n");
2706 }
2707 if (TEST_FLAG(pregistrypriv->beamform_cap, BIT5) && bHwSupportBeamformee) {
2708 SET_FLAG(phtpriv->beamform_cap, BEAMFORMING_HT_BEAMFORMEE_ENABLE);
2709 DBG_871X("[HT] Support Beamformee\n");
2710 }
2711}
2712
2713void rtw_build_wmm_ie_ht(struct adapter *padapter, u8 *out_ie, uint *pout_len)
2714{
2715 unsigned char WMM_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x00, 0x01, 0x00};
2716 int out_len;
2717 u8 *pframe;
2718
2719 if (padapter->mlmepriv.qospriv.qos_option == 0) {
2720 out_len = *pout_len;
2721 pframe = rtw_set_ie(out_ie+out_len, _VENDOR_SPECIFIC_IE_,
2722 _WMM_IE_Length_, WMM_IE, pout_len);
2723
2724 padapter->mlmepriv.qospriv.qos_option = 1;
2725 }
2726}
2727
2728
2729unsigned int rtw_restructure_ht_ie(struct adapter *padapter, u8 *in_ie, u8 *out_ie, uint in_len, uint *pout_len, u8 channel)
2730{
2731 u32 ielen, out_len;
2732 enum HT_CAP_AMPDU_FACTOR max_rx_ampdu_factor;
2733 unsigned char *p, *pframe;
2734 struct rtw_ieee80211_ht_cap ht_capie;
2735 u8 cbw40_enable = 0, stbc_rx_enable = 0, rf_type = 0, operation_bw = 0;
2736 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2737 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2738 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2739 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2740
2741 phtpriv->ht_option = false;
2742
2743 out_len = *pout_len;
2744
2745 memset(&ht_capie, 0, sizeof(struct rtw_ieee80211_ht_cap));
2746
2747 ht_capie.cap_info = cpu_to_le16(IEEE80211_HT_CAP_DSSSCCK40);
2748
2749 if (phtpriv->sgi_20m)
2750 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_20);
2751
2752
2753 if (in_ie == NULL) {
2754
2755 if (check_fwstate(pmlmepriv, WIFI_STATION_STATE)) {
2756 operation_bw = padapter->mlmeextpriv.cur_bwmode;
2757 if (operation_bw > CHANNEL_WIDTH_40)
2758 operation_bw = CHANNEL_WIDTH_40;
2759 } else
2760
2761 operation_bw = CHANNEL_WIDTH_40;
2762 } else {
2763 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2764 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2765 struct HT_info_element *pht_info = (struct HT_info_element *)(p+2);
2766 if (pht_info->infos[0] & BIT(2)) {
2767 switch (pht_info->infos[0] & 0x3) {
2768 case 1:
2769 case 3:
2770 operation_bw = CHANNEL_WIDTH_40;
2771 break;
2772 default:
2773 operation_bw = CHANNEL_WIDTH_20;
2774 break;
2775 }
2776 } else {
2777 operation_bw = CHANNEL_WIDTH_20;
2778 }
2779 }
2780 }
2781
2782
2783 if (channel > 14) {
2784 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2785 cbw40_enable = 1;
2786 } else {
2787 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2788 cbw40_enable = 1;
2789 }
2790
2791 if ((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) {
2792 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SUP_WIDTH);
2793 if (phtpriv->sgi_40m)
2794 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SGI_40);
2795 }
2796
2797 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_TX))
2798 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_TX_STBC);
2799
2800
2801 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_SM_PS);
2802
2803 if (TEST_FLAG(phtpriv->stbc_cap, STBC_HT_ENABLE_RX)) {
2804 if ((channel <= 14 && pregistrypriv->rx_stbc == 0x1) ||
2805 (pregistrypriv->wifi_spec == 1)) {
2806 stbc_rx_enable = 1;
2807 DBG_871X("declare supporting RX STBC\n");
2808 }
2809 }
2810
2811
2812 memcpy(ht_capie.supp_mcs_set, pmlmeext->default_supported_mcs_set, 16);
2813
2814
2815 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2816
2817 switch (rf_type) {
2818 case RF_1T1R:
2819 if (stbc_rx_enable)
2820 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_1R);
2821
2822 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_1R);
2823 break;
2824
2825 case RF_2T2R:
2826 case RF_1T2R:
2827 default:
2828 if (stbc_rx_enable)
2829 ht_capie.cap_info |= cpu_to_le16(IEEE80211_HT_CAP_RX_STBC_2R);
2830
2831 #ifdef CONFIG_DISABLE_MCS13TO15
2832 if (((cbw40_enable == 1) && (operation_bw == CHANNEL_WIDTH_40)) && (pregistrypriv->wifi_spec != 1))
2833 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R_13TO15_OFF);
2834 else
2835 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2836 #else
2837 set_mcs_rate_by_mask(ht_capie.supp_mcs_set, MCS_RATE_2R);
2838 #endif
2839 break;
2840 }
2841
2842 {
2843 u32 rx_packet_offset, max_recvbuf_sz;
2844 rtw_hal_get_def_var(padapter, HAL_DEF_RX_PACKET_OFFSET, &rx_packet_offset);
2845 rtw_hal_get_def_var(padapter, HAL_DEF_MAX_RECVBUF_SZ, &max_recvbuf_sz);
2846 }
2847
2848 if (padapter->driver_rx_ampdu_factor != 0xFF)
2849 max_rx_ampdu_factor =
2850 (enum HT_CAP_AMPDU_FACTOR)padapter->driver_rx_ampdu_factor;
2851 else
2852 rtw_hal_get_def_var(padapter, HW_VAR_MAX_RX_AMPDU_FACTOR,
2853 &max_rx_ampdu_factor);
2854
2855
2856 ht_capie.ampdu_params_info = (max_rx_ampdu_factor&0x03);
2857
2858 if (padapter->securitypriv.dot11PrivacyAlgrthm == _AES_)
2859 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&(0x07<<2));
2860 else
2861 ht_capie.ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY&0x00);
2862
2863 pframe = rtw_set_ie(out_ie+out_len, _HT_CAPABILITY_IE_,
2864 sizeof(struct rtw_ieee80211_ht_cap), (unsigned char *)&ht_capie, pout_len);
2865
2866 phtpriv->ht_option = true;
2867
2868 if (in_ie != NULL) {
2869 p = rtw_get_ie(in_ie, _HT_ADD_INFO_IE_, &ielen, in_len);
2870 if (p && (ielen == sizeof(struct ieee80211_ht_addt_info))) {
2871 out_len = *pout_len;
2872 pframe = rtw_set_ie(out_ie+out_len, _HT_ADD_INFO_IE_, ielen, p+2, pout_len);
2873 }
2874 }
2875
2876 return phtpriv->ht_option;
2877
2878}
2879
2880
2881void rtw_update_ht_cap(struct adapter *padapter, u8 *pie, uint ie_len, u8 channel)
2882{
2883 u8 *p, max_ampdu_sz;
2884 int len;
2885
2886 struct rtw_ieee80211_ht_cap *pht_capie;
2887 struct ieee80211_ht_addt_info *pht_addtinfo;
2888
2889 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
2890 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
2891
2892 struct registry_priv *pregistrypriv = &padapter->registrypriv;
2893
2894 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
2895 struct mlme_ext_info *pmlmeinfo = &(pmlmeext->mlmext_info);
2896 u8 cbw40_enable = 0;
2897
2898
2899 if (!phtpriv->ht_option)
2900 return;
2901
2902 if ((!pmlmeinfo->HT_info_enable) || (!pmlmeinfo->HT_caps_enable))
2903 return;
2904
2905 DBG_871X("+rtw_update_ht_cap()\n");
2906
2907
2908 if ((phtpriv->ampdu_enable == false) && (pregistrypriv->ampdu_enable == 1)) {
2909 if (pregistrypriv->wifi_spec == 1) {
2910
2911
2912 phtpriv->ampdu_enable = true;
2913 } else {
2914 phtpriv->ampdu_enable = true;
2915 }
2916 } else if (pregistrypriv->ampdu_enable == 2) {
2917
2918
2919 }
2920
2921
2922
2923 len = 0;
2924 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_CAPABILITY_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2925 if (p && len > 0) {
2926 pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);
2927 max_ampdu_sz = (pht_capie->ampdu_params_info & IEEE80211_HT_CAP_AMPDU_FACTOR);
2928 max_ampdu_sz = 1 << (max_ampdu_sz+3);
2929
2930
2931 phtpriv->rx_ampdu_maxlen = max_ampdu_sz;
2932
2933 }
2934
2935
2936 len = 0;
2937 p = rtw_get_ie(pie+sizeof(struct ndis_802_11_fix_ie), _HT_ADD_INFO_IE_, &len, ie_len-sizeof(struct ndis_802_11_fix_ie));
2938 if (p && len > 0) {
2939 pht_addtinfo = (struct ieee80211_ht_addt_info *)(p+2);
2940
2941 }
2942
2943 if (channel > 14) {
2944 if ((pregistrypriv->bw_mode & 0xf0) > 0)
2945 cbw40_enable = 1;
2946 } else {
2947 if ((pregistrypriv->bw_mode & 0x0f) > 0)
2948 cbw40_enable = 1;
2949 }
2950
2951
2952 if ((cbw40_enable) &&
2953 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
2954 BIT(1)) && (pmlmeinfo->HT_info.infos[0] & BIT(2))) {
2955 int i;
2956 u8 rf_type;
2957
2958 rtw_hal_get_hwreg(padapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
2959
2960
2961 for (i = 0; i < 16; i++)
2962 pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate[i] &= pmlmeext->default_supported_mcs_set[i];
2963
2964
2965 switch (rf_type) {
2966 case RF_1T1R:
2967 case RF_1T2R:
2968 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_1R);
2969 break;
2970 case RF_2T2R:
2971 default:
2972#ifdef CONFIG_DISABLE_MCS13TO15
2973 if (pmlmeext->cur_bwmode == CHANNEL_WIDTH_40 && pregistrypriv->wifi_spec != 1)
2974 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R_13TO15_OFF);
2975 else
2976 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2977#else
2978 set_mcs_rate_by_mask(pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate, MCS_RATE_2R);
2979#endif
2980 }
2981
2982
2983
2984 switch ((pmlmeinfo->HT_info.infos[0] & 0x3)) {
2985 case EXTCHNL_OFFSET_UPPER:
2986 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
2987 break;
2988
2989 case EXTCHNL_OFFSET_LOWER:
2990 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
2991 break;
2992
2993 default:
2994 pmlmeext->cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
2995 break;
2996 }
2997 }
2998
2999
3000
3001
3002 pmlmeinfo->SM_PS =
3003 (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info) &
3004 0x0C) >> 2;
3005 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
3006 DBG_871X("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
3007
3008
3009
3010
3011 pmlmeinfo->HT_protection = pmlmeinfo->HT_info.infos[1] & 0x3;
3012}
3013
3014void rtw_issue_addbareq_cmd(struct adapter *padapter, struct xmit_frame *pxmitframe)
3015{
3016 u8 issued;
3017 int priority;
3018 struct sta_info *psta = NULL;
3019 struct ht_priv *phtpriv;
3020 struct pkt_attrib *pattrib = &pxmitframe->attrib;
3021 s32 bmcst = IS_MCAST(pattrib->ra);
3022
3023
3024 if (bmcst || (padapter->mlmepriv.LinkDetectInfo.NumTxOkInPeriod < 100))
3025 return;
3026
3027 priority = pattrib->priority;
3028
3029 psta = rtw_get_stainfo(&padapter->stapriv, pattrib->ra);
3030 if (pattrib->psta != psta) {
3031 DBG_871X("%s, pattrib->psta(%p) != psta(%p)\n", __func__, pattrib->psta, psta);
3032 return;
3033 }
3034
3035 if (psta == NULL) {
3036 DBG_871X("%s, psta ==NUL\n", __func__);
3037 return;
3038 }
3039
3040 if (!(psta->state & _FW_LINKED)) {
3041 DBG_871X("%s, psta->state(0x%x) != _FW_LINKED\n", __func__, psta->state);
3042 return;
3043 }
3044
3045
3046 phtpriv = &psta->htpriv;
3047
3048 if ((phtpriv->ht_option == true) && (phtpriv->ampdu_enable == true)) {
3049 issued = (phtpriv->agg_enable_bitmap>>priority)&0x1;
3050 issued |= (phtpriv->candidate_tid_bitmap>>priority)&0x1;
3051
3052 if (0 == issued) {
3053 DBG_871X("rtw_issue_addbareq_cmd, p =%d\n", priority);
3054 psta->htpriv.candidate_tid_bitmap |= BIT((u8)priority);
3055 rtw_addbareq_cmd(padapter, (u8) priority, pattrib->ra);
3056 }
3057 }
3058
3059}
3060
3061void rtw_append_exented_cap(struct adapter *padapter, u8 *out_ie, uint *pout_len)
3062{
3063 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3064 struct ht_priv *phtpriv = &pmlmepriv->htpriv;
3065 u8 cap_content[8] = {0};
3066 u8 *pframe;
3067
3068
3069 if (phtpriv->bss_coexist) {
3070 SET_EXT_CAPABILITY_ELE_BSS_COEXIST(cap_content, 1);
3071 }
3072
3073 pframe = rtw_set_ie(out_ie + *pout_len, EID_EXTCapability, 8, cap_content, pout_len);
3074}
3075
3076inline void rtw_set_to_roam(struct adapter *adapter, u8 to_roam)
3077{
3078 if (to_roam == 0)
3079 adapter->mlmepriv.to_join = false;
3080 adapter->mlmepriv.to_roam = to_roam;
3081}
3082
3083inline u8 rtw_dec_to_roam(struct adapter *adapter)
3084{
3085 adapter->mlmepriv.to_roam--;
3086 return adapter->mlmepriv.to_roam;
3087}
3088
3089inline u8 rtw_to_roam(struct adapter *adapter)
3090{
3091 return adapter->mlmepriv.to_roam;
3092}
3093
3094void rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3095{
3096 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3097
3098 spin_lock_bh(&pmlmepriv->lock);
3099 _rtw_roaming(padapter, tgt_network);
3100 spin_unlock_bh(&pmlmepriv->lock);
3101}
3102void _rtw_roaming(struct adapter *padapter, struct wlan_network *tgt_network)
3103{
3104 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
3105 struct wlan_network *cur_network = &pmlmepriv->cur_network;
3106 int do_join_r;
3107
3108 if (0 < rtw_to_roam(padapter)) {
3109 DBG_871X("roaming from %s("MAC_FMT"), length:%d\n",
3110 cur_network->network.Ssid.Ssid, MAC_ARG(cur_network->network.MacAddress),
3111 cur_network->network.Ssid.SsidLength);
3112 memcpy(&pmlmepriv->assoc_ssid, &cur_network->network.Ssid, sizeof(struct ndis_802_11_ssid));
3113
3114 pmlmepriv->assoc_by_bssid = false;
3115
3116 while (1) {
3117 do_join_r = rtw_do_join(padapter);
3118 if (_SUCCESS == do_join_r) {
3119 break;
3120 } else {
3121 DBG_871X("roaming do_join return %d\n", do_join_r);
3122 rtw_dec_to_roam(padapter);
3123
3124 if (rtw_to_roam(padapter) > 0) {
3125 continue;
3126 } else {
3127 DBG_871X("%s(%d) -to roaming fail, indicate_disconnect\n", __func__, __LINE__);
3128 rtw_indicate_disconnect(padapter);
3129 break;
3130 }
3131 }
3132 }
3133 }
3134
3135}
3136
3137sint rtw_linked_check(struct adapter *padapter)
3138{
3139 if ((check_fwstate(&padapter->mlmepriv, WIFI_AP_STATE) == true) ||
3140 (check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE|WIFI_ADHOC_MASTER_STATE) == true)) {
3141 if (padapter->stapriv.asoc_sta_count > 2)
3142 return true;
3143 } else{
3144 if (check_fwstate(&padapter->mlmepriv, _FW_LINKED) == true)
3145 return true;
3146 }
3147 return false;
3148}
3149