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6
7#define _RTW_AP_C_
8
9#include <linux/ieee80211.h>
10
11#include <osdep_service.h>
12#include <drv_types.h>
13#include <wifi.h>
14#include <ieee80211.h>
15#include <asm/unaligned.h>
16
17#ifdef CONFIG_88EU_AP_MODE
18
19void init_mlme_ap_info(struct adapter *padapter)
20{
21 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
22 struct sta_priv *pstapriv = &padapter->stapriv;
23 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
24
25 spin_lock_init(&pmlmepriv->bcn_update_lock);
26
27
28 _rtw_init_queue(&pacl_list->acl_node_q);
29
30 start_ap_mode(padapter);
31}
32
33void free_mlme_ap_info(struct adapter *padapter)
34{
35 struct sta_info *psta = NULL;
36 struct sta_priv *pstapriv = &padapter->stapriv;
37 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
38 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
39 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
40
41 pmlmepriv->update_bcn = false;
42 pmlmeext->bstart_bss = false;
43
44 rtw_sta_flush(padapter);
45
46 pmlmeinfo->state = _HW_STATE_NOLINK_;
47
48
49 rtw_free_all_stainfo(padapter);
50
51
52 psta = rtw_get_bcmc_stainfo(padapter);
53 spin_lock_bh(&pstapriv->sta_hash_lock);
54 rtw_free_stainfo(padapter, psta);
55 spin_unlock_bh(&pstapriv->sta_hash_lock);
56}
57
58static void update_BCNTIM(struct adapter *padapter)
59{
60 struct sta_priv *pstapriv = &padapter->stapriv;
61 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
62 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
63 struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
64 unsigned char *pie = pnetwork_mlmeext->ies;
65 u8 *p, *dst_ie, *premainder_ie = NULL;
66 u8 *pbackup_remainder_ie = NULL;
67 uint offset, tmp_len, tim_ielen, tim_ie_offset, remainder_ielen;
68
69
70 p = rtw_get_ie(pie + _FIXED_IE_LENGTH_, _TIM_IE_, &tim_ielen,
71 pnetwork_mlmeext->ie_length - _FIXED_IE_LENGTH_);
72 if (p && tim_ielen > 0) {
73 tim_ielen += 2;
74 premainder_ie = p + tim_ielen;
75 tim_ie_offset = (int)(p - pie);
76 remainder_ielen = pnetwork_mlmeext->ie_length -
77 tim_ie_offset - tim_ielen;
78
79 dst_ie = p;
80 } else {
81 tim_ielen = 0;
82
83
84 offset = _FIXED_IE_LENGTH_;
85 offset += pnetwork_mlmeext->ssid.ssid_length + 2;
86
87
88 p = rtw_get_ie(pie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_,
89 &tmp_len, (pnetwork_mlmeext->ie_length -
90 _BEACON_IE_OFFSET_));
91 if (p)
92 offset += tmp_len + 2;
93
94
95 offset += 3;
96
97 premainder_ie = pie + offset;
98
99 remainder_ielen = pnetwork_mlmeext->ie_length -
100 offset - tim_ielen;
101
102
103 dst_ie = pie + offset;
104 }
105
106 if (remainder_ielen > 0) {
107 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
108 if (pbackup_remainder_ie && premainder_ie)
109 memcpy(pbackup_remainder_ie, premainder_ie,
110 remainder_ielen);
111 }
112 *dst_ie++ = _TIM_IE_;
113
114 if ((pstapriv->tim_bitmap & 0xff00) && (pstapriv->tim_bitmap & 0x00fc))
115 tim_ielen = 5;
116 else
117 tim_ielen = 4;
118
119 *dst_ie++ = tim_ielen;
120
121 *dst_ie++ = 0;
122 *dst_ie++ = 1;
123
124 if (pstapriv->tim_bitmap & BIT(0))
125 *dst_ie++ = BIT(0);
126 else
127 *dst_ie++ = 0;
128
129 if (tim_ielen == 4) {
130 *dst_ie++ = pstapriv->tim_bitmap & 0xff;
131 } else if (tim_ielen == 5) {
132 put_unaligned_le16(pstapriv->tim_bitmap, dst_ie);
133 dst_ie += 2;
134 }
135
136
137 if (pbackup_remainder_ie) {
138 memcpy(dst_ie, pbackup_remainder_ie, remainder_ielen);
139
140 kfree(pbackup_remainder_ie);
141 }
142 offset = (uint)(dst_ie - pie);
143 pnetwork_mlmeext->ie_length = offset + remainder_ielen;
144
145 set_tx_beacon_cmd(padapter);
146}
147
148static u8 chk_sta_is_alive(struct sta_info *psta)
149{
150 u8 ret = false;
151
152 if ((psta->sta_stats.last_rx_data_pkts +
153 psta->sta_stats.last_rx_ctrl_pkts) ==
154 (psta->sta_stats.rx_data_pkts +
155 psta->sta_stats.rx_ctrl_pkts))
156 ;
157 else
158 ret = true;
159
160 sta_update_last_rx_pkts(psta);
161
162 return ret;
163}
164
165void expire_timeout_chk(struct adapter *padapter)
166{
167 struct list_head *phead, *plist;
168 u8 updated = 0;
169 struct sta_info *psta = NULL;
170 struct sta_priv *pstapriv = &padapter->stapriv;
171 u8 chk_alive_num = 0;
172 char chk_alive_list[NUM_STA];
173 int i;
174
175 spin_lock_bh(&pstapriv->auth_list_lock);
176
177 phead = &pstapriv->auth_list;
178 plist = phead->next;
179
180
181 while (phead != plist) {
182 psta = container_of(plist, struct sta_info, auth_list);
183 plist = plist->next;
184
185 if (psta->expire_to > 0) {
186 psta->expire_to--;
187 if (psta->expire_to == 0) {
188 list_del_init(&psta->auth_list);
189 pstapriv->auth_list_cnt--;
190
191 DBG_88E("auth expire %6ph\n",
192 psta->hwaddr);
193
194 spin_unlock_bh(&pstapriv->auth_list_lock);
195
196 spin_lock_bh(&pstapriv->sta_hash_lock);
197 rtw_free_stainfo(padapter, psta);
198 spin_unlock_bh(&pstapriv->sta_hash_lock);
199
200 spin_lock_bh(&pstapriv->auth_list_lock);
201 }
202 }
203 }
204 spin_unlock_bh(&pstapriv->auth_list_lock);
205
206 psta = NULL;
207
208 spin_lock_bh(&pstapriv->asoc_list_lock);
209
210 phead = &pstapriv->asoc_list;
211 plist = phead->next;
212
213
214 while (phead != plist) {
215 psta = container_of(plist, struct sta_info, asoc_list);
216 plist = plist->next;
217
218 if (chk_sta_is_alive(psta) || !psta->expire_to) {
219 psta->expire_to = pstapriv->expire_to;
220 psta->keep_alive_trycnt = 0;
221 psta->under_exist_checking = 0;
222 } else {
223 psta->expire_to--;
224 }
225
226 if (psta->expire_to <= 0) {
227 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
228
229 if (padapter->registrypriv.wifi_spec == 1) {
230 psta->expire_to = pstapriv->expire_to;
231 continue;
232 }
233
234 if (psta->state & WIFI_SLEEP_STATE) {
235 if (!(psta->state & WIFI_STA_ALIVE_CHK_STATE)) {
236
237
238
239 psta->expire_to = pstapriv->expire_to;
240 psta->state |= WIFI_STA_ALIVE_CHK_STATE;
241
242
243
244
245 pstapriv->tim_bitmap |= BIT(psta->aid);
246 update_beacon(padapter, _TIM_IE_, NULL,
247 false);
248
249 if (!pmlmeext->active_keep_alive_check)
250 continue;
251 }
252 }
253 if (pmlmeext->active_keep_alive_check) {
254 int stainfo_offset;
255
256 stainfo_offset =
257 rtw_stainfo_offset(pstapriv, psta);
258 if (stainfo_offset_valid(stainfo_offset))
259 chk_alive_list[chk_alive_num++] =
260 stainfo_offset;
261 continue;
262 }
263
264 list_del_init(&psta->asoc_list);
265 pstapriv->asoc_list_cnt--;
266
267 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
268 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
269 } else {
270
271 if (psta->sleepq_len > (NR_XMITFRAME / pstapriv->asoc_list_cnt) &&
272 padapter->xmitpriv.free_xmitframe_cnt < (NR_XMITFRAME / pstapriv->asoc_list_cnt / 2)) {
273 DBG_88E("%s sta:%pM, sleepq_len:%u, free_xmitframe_cnt:%u, asoc_list_cnt:%u, clear sleep_q\n", __func__,
274 (psta->hwaddr), psta->sleepq_len,
275 padapter->xmitpriv.free_xmitframe_cnt,
276 pstapriv->asoc_list_cnt);
277 wakeup_sta_to_xmit(padapter, psta);
278 }
279 }
280 }
281
282 spin_unlock_bh(&pstapriv->asoc_list_lock);
283
284 if (chk_alive_num) {
285 u8 backup_oper_channel = 0;
286 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
287
288 if (rtw_get_oper_ch(padapter) != pmlmeext->cur_channel) {
289 backup_oper_channel = rtw_get_oper_ch(padapter);
290 SelectChannel(padapter, pmlmeext->cur_channel);
291 }
292
293
294 for (i = 0; i < chk_alive_num; i++) {
295 int ret = _FAIL;
296
297 psta = rtw_get_stainfo_by_offset(pstapriv, chk_alive_list[i]);
298
299 if (psta->state & WIFI_SLEEP_STATE)
300 ret = issue_nulldata(padapter, psta->hwaddr, 0, 1, 50);
301 else
302 ret = issue_nulldata(padapter, psta->hwaddr, 0, 3, 50);
303
304 psta->keep_alive_trycnt++;
305 if (ret == _SUCCESS) {
306 DBG_88E("asoc check, sta(%pM) is alive\n", (psta->hwaddr));
307 psta->expire_to = pstapriv->expire_to;
308 psta->keep_alive_trycnt = 0;
309 continue;
310 } else if (psta->keep_alive_trycnt <= 3) {
311 DBG_88E("ack check for asoc expire, keep_alive_trycnt =%d\n", psta->keep_alive_trycnt);
312 psta->expire_to = 1;
313 continue;
314 }
315
316 psta->keep_alive_trycnt = 0;
317
318 DBG_88E("asoc expire %pM, state = 0x%x\n", (psta->hwaddr), psta->state);
319 spin_lock_bh(&pstapriv->asoc_list_lock);
320 list_del_init(&psta->asoc_list);
321 pstapriv->asoc_list_cnt--;
322 updated = ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
323 spin_unlock_bh(&pstapriv->asoc_list_lock);
324 }
325
326 if (backup_oper_channel > 0)
327 SelectChannel(padapter, backup_oper_channel);
328 }
329
330 associated_clients_update(padapter, updated);
331}
332
333void add_RATid(struct adapter *padapter, struct sta_info *psta, u8 rssi_level)
334{
335 int i;
336 u32 init_rate = 0;
337 unsigned char sta_band = 0, raid, shortGIrate = false;
338 unsigned int tx_ra_bitmap = 0;
339 struct ht_priv *psta_ht = NULL;
340
341 if (psta)
342 psta_ht = &psta->htpriv;
343 else
344 return;
345
346 if (!(psta->state & _FW_LINKED))
347 return;
348
349
350 for (i = 0; i < sizeof(psta->bssrateset); i++) {
351 if (psta->bssrateset[i])
352 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i] & 0x7f);
353 }
354
355 if (psta_ht->ht_option) {
356 for (i = 0; i < 8; i++)
357 if (psta_ht->ht_cap.mcs.rx_mask[0] & BIT(i))
358 tx_ra_bitmap |= BIT(i + 12);
359
360
361 shortGIrate = psta_ht->sgi;
362 }
363
364 if (tx_ra_bitmap & 0xffff000)
365 sta_band |= WIRELESS_11_24N | WIRELESS_11G | WIRELESS_11B;
366 else if (tx_ra_bitmap & 0xff0)
367 sta_band |= WIRELESS_11G | WIRELESS_11B;
368 else
369 sta_band |= WIRELESS_11B;
370
371 psta->wireless_mode = sta_band;
372
373 raid = networktype_to_raid(sta_band);
374 init_rate = get_highest_rate_idx(tx_ra_bitmap & 0x0fffffff) & 0x3f;
375
376 if (psta->aid < NUM_STA) {
377 u8 arg = 0;
378
379 arg = psta->mac_id & 0x1f;
380
381 arg |= BIT(7);
382
383 if (shortGIrate)
384 arg |= BIT(5);
385
386 tx_ra_bitmap |= ((raid << 28) & 0xf0000000);
387
388 DBG_88E("%s => mac_id:%d , raid:%d , bitmap = 0x%x, arg = 0x%x\n",
389 __func__, psta->mac_id, raid, tx_ra_bitmap, arg);
390
391
392
393
394
395 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, rssi_level);
396
397 if (shortGIrate)
398 init_rate |= BIT(6);
399
400
401 psta->raid = raid;
402 psta->init_rate = init_rate;
403
404 } else {
405 DBG_88E("station aid %d exceed the max number\n", psta->aid);
406 }
407}
408
409static void update_bmc_sta(struct adapter *padapter)
410{
411 u32 init_rate = 0;
412 unsigned char network_type, raid;
413 int i, supportRateNum = 0;
414 unsigned int tx_ra_bitmap = 0;
415 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
416 struct wlan_bssid_ex *pcur_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
417 struct sta_info *psta = rtw_get_bcmc_stainfo(padapter);
418
419 if (psta) {
420 psta->aid = 0;
421 psta->mac_id = psta->aid + 1;
422
423 psta->qos_option = 0;
424 psta->htpriv.ht_option = false;
425
426 psta->ieee8021x_blocked = 0;
427
428 memset(&psta->sta_stats, 0, sizeof(struct stainfo_stats));
429
430
431 supportRateNum = rtw_get_rateset_len((u8 *)&pcur_network->SupportedRates);
432 network_type = rtw_check_network_type((u8 *)&pcur_network->SupportedRates, supportRateNum, 1);
433
434 memcpy(psta->bssrateset, &pcur_network->SupportedRates, supportRateNum);
435 psta->bssratelen = supportRateNum;
436
437
438 for (i = 0; i < supportRateNum; i++) {
439 if (psta->bssrateset[i])
440 tx_ra_bitmap |= rtw_get_bit_value_from_ieee_value(psta->bssrateset[i] & 0x7f);
441 }
442
443 if (pcur_network->Configuration.DSConfig > 14) {
444
445 network_type = WIRELESS_11A;
446 tx_ra_bitmap = 0x150;
447 } else {
448
449 network_type = WIRELESS_11B;
450 tx_ra_bitmap = 0xf;
451 }
452
453 raid = networktype_to_raid(network_type);
454 init_rate = get_highest_rate_idx(tx_ra_bitmap & 0x0fffffff) & 0x3f;
455
456
457 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
458
459 {
460 u8 arg = 0;
461
462 arg = psta->mac_id & 0x1f;
463 arg |= BIT(7);
464 tx_ra_bitmap |= ((raid << 28) & 0xf0000000);
465 DBG_88E("%s, mask = 0x%x, arg = 0x%x\n", __func__, tx_ra_bitmap, arg);
466
467
468
469
470
471 rtw_hal_add_ra_tid(padapter, tx_ra_bitmap, arg, 0);
472 }
473
474 psta->raid = raid;
475 psta->init_rate = init_rate;
476
477 rtw_stassoc_hw_rpt(padapter, psta);
478
479 spin_lock_bh(&psta->lock);
480 psta->state = _FW_LINKED;
481 spin_unlock_bh(&psta->lock);
482
483 } else {
484 DBG_88E("add_RATid_bmc_sta error!\n");
485 }
486}
487
488
489
490
491
492
493
494
495void update_sta_info_apmode(struct adapter *padapter, struct sta_info *psta)
496{
497 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
498 struct security_priv *psecuritypriv = &padapter->securitypriv;
499 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
500 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
501 struct ht_priv *phtpriv_sta = &psta->htpriv;
502
503 psta->mac_id = psta->aid + 1;
504 DBG_88E("%s\n", __func__);
505
506
507 rtw_hal_set_odm_var(padapter, HAL_ODM_STA_INFO, psta, true);
508
509 if (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X)
510 psta->ieee8021x_blocked = true;
511 else
512 psta->ieee8021x_blocked = false;
513
514
515
516
517 VCS_update(padapter, psta);
518
519 if (phtpriv_sta->ht_option) {
520
521 phtpriv_sta->ampdu_enable = phtpriv_ap->ampdu_enable;
522
523
524 if (le16_to_cpu(phtpriv_sta->ht_cap.cap_info &
525 phtpriv_ap->ht_cap.cap_info) &
526 (IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_SGI_40))
527 phtpriv_sta->sgi = true;
528
529
530 if (le16_to_cpu(phtpriv_sta->ht_cap.cap_info &
531 phtpriv_ap->ht_cap.cap_info) &
532 IEEE80211_HT_CAP_SUP_WIDTH) {
533 phtpriv_sta->bwmode = pmlmeext->cur_bwmode;
534 phtpriv_sta->ch_offset = pmlmeext->cur_ch_offset;
535 }
536 psta->qos_option = true;
537 } else {
538 phtpriv_sta->ampdu_enable = false;
539 phtpriv_sta->sgi = false;
540 phtpriv_sta->bwmode = HT_CHANNEL_WIDTH_20;
541 phtpriv_sta->ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
542 }
543
544
545 send_delba(padapter, 0, psta->hwaddr);
546
547
548 send_delba(padapter, 1, psta->hwaddr);
549 phtpriv_sta->agg_enable_bitmap = 0x0;
550 phtpriv_sta->candidate_tid_bitmap = 0x0;
551
552
553
554 memset(&psta->sta_stats, 0, sizeof(struct stainfo_stats));
555
556 spin_lock_bh(&psta->lock);
557 psta->state |= _FW_LINKED;
558 spin_unlock_bh(&psta->lock);
559}
560
561static void update_hw_ht_param(struct adapter *padapter)
562{
563 unsigned char max_AMPDU_len;
564 unsigned char min_MPDU_spacing;
565 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
566 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
567
568 DBG_88E("%s\n", __func__);
569
570
571
572
573
574
575 max_AMPDU_len = pmlmeinfo->HT_caps.ampdu_params_info & 0x03;
576
577 min_MPDU_spacing = (pmlmeinfo->HT_caps.ampdu_params_info & 0x1c) >> 2;
578
579 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_MIN_SPACE, (u8 *)(&min_MPDU_spacing));
580
581 rtw_hal_set_hwreg(padapter, HW_VAR_AMPDU_FACTOR, (u8 *)(&max_AMPDU_len));
582
583
584
585
586 pmlmeinfo->SM_PS = (le16_to_cpu(pmlmeinfo->HT_caps.cap_info) & 0x0C) >> 2;
587 if (pmlmeinfo->SM_PS == WLAN_HT_CAP_SM_PS_STATIC)
588 DBG_88E("%s(): WLAN_HT_CAP_SM_PS_STATIC\n", __func__);
589}
590
591static void start_bss_network(struct adapter *padapter, u8 *pbuf)
592{
593 u8 *p;
594 u8 val8, cur_channel, cur_bwmode, cur_ch_offset;
595 u16 bcn_interval;
596 u32 acparm;
597 uint ie_len;
598 struct registry_priv *pregpriv = &padapter->registrypriv;
599 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
600 struct security_priv *psecuritypriv = &padapter->securitypriv;
601 struct wlan_bssid_ex *pnetwork = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
602 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
603 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
604 struct wlan_bssid_ex *pnetwork_mlmeext = &pmlmeinfo->network;
605 struct HT_info_element *pht_info = NULL;
606
607 bcn_interval = (u16)pnetwork->Configuration.BeaconPeriod;
608 cur_channel = pnetwork->Configuration.DSConfig;
609 cur_bwmode = HT_CHANNEL_WIDTH_20;
610 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
611
612
613
614
615
616
617 if (!rtw_get_wps_ie(pnetwork->ies + _FIXED_IE_LENGTH_, pnetwork->ie_length - _FIXED_IE_LENGTH_, NULL, NULL))
618 pmlmeext->bstart_bss = true;
619
620
621 if (pmlmepriv->qospriv.qos_option)
622 pmlmeinfo->WMM_enable = true;
623 if (pmlmepriv->htpriv.ht_option) {
624 pmlmeinfo->WMM_enable = true;
625 pmlmeinfo->HT_enable = true;
626
627 update_hw_ht_param(padapter);
628 }
629
630
631 if (!pmlmepriv->cur_network.join_res) {
632
633
634
635 if ((psecuritypriv->dot11PrivacyAlgrthm != _WEP40_) &&
636 (psecuritypriv->dot11PrivacyAlgrthm != _WEP104_))
637 flush_all_cam_entry(padapter);
638 }
639
640
641 Set_MSR(padapter, _HW_STATE_AP_);
642
643
644 rtw_hal_set_hwreg(padapter, HW_VAR_BSSID, pnetwork->MacAddress);
645
646
647 acparm = 0x002F3217;
648 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VO, (u8 *)(&acparm));
649 acparm = 0x005E4317;
650 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_VI, (u8 *)(&acparm));
651 acparm = 0x005ea42b;
652 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BE, (u8 *)(&acparm));
653 acparm = 0x0000A444;
654 rtw_hal_set_hwreg(padapter, HW_VAR_AC_PARAM_BK, (u8 *)(&acparm));
655
656
657 val8 = (psecuritypriv->dot11AuthAlgrthm == dot11AuthAlgrthm_8021X) ? 0xcc : 0xcf;
658 rtw_hal_set_hwreg(padapter, HW_VAR_SEC_CFG, (u8 *)(&val8));
659
660
661 rtw_hal_set_hwreg(padapter, HW_VAR_BEACON_INTERVAL, (u8 *)(&bcn_interval));
662
663 UpdateBrateTbl(padapter, pnetwork->SupportedRates);
664 rtw_hal_set_hwreg(padapter, HW_VAR_BASIC_RATE, pnetwork->SupportedRates);
665
666 if (!pmlmepriv->cur_network.join_res) {
667
668 Switch_DM_Func(padapter, DYNAMIC_ALL_FUNC_ENABLE, true);
669 }
670
671 p = rtw_get_ie((pnetwork->ies + sizeof(struct ndis_802_11_fixed_ie)), _HT_ADD_INFO_IE_, &ie_len, (pnetwork->ie_length - sizeof(struct ndis_802_11_fixed_ie)));
672 if (p && ie_len) {
673 pht_info = (struct HT_info_element *)(p + 2);
674
675 if ((pregpriv->cbw40_enable) && (pht_info->infos[0] & BIT(2))) {
676
677 cur_bwmode = HT_CHANNEL_WIDTH_40;
678 switch (pht_info->infos[0] & 0x3) {
679 case 1:
680 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_LOWER;
681 break;
682 case 3:
683 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_UPPER;
684 break;
685 default:
686 cur_ch_offset = HAL_PRIME_CHNL_OFFSET_DONT_CARE;
687 break;
688 }
689 }
690 }
691
692
693
694 set_channel_bwmode(padapter, cur_channel, cur_ch_offset, cur_bwmode);
695
696 DBG_88E("CH =%d, BW =%d, offset =%d\n", cur_channel, cur_bwmode, cur_ch_offset);
697
698
699 pmlmeext->cur_channel = cur_channel;
700 pmlmeext->cur_bwmode = cur_bwmode;
701 pmlmeext->cur_ch_offset = cur_ch_offset;
702 pmlmeext->cur_wireless_mode = pmlmepriv->cur_network.network_type;
703
704
705 update_wireless_mode(padapter);
706
707
708 update_capinfo(padapter, rtw_get_capability((struct wlan_bssid_ex *)pnetwork));
709
710
711 memcpy(pnetwork_mlmeext, pnetwork, pnetwork->Length);
712
713 if (pmlmeext->bstart_bss) {
714 update_beacon(padapter, _TIM_IE_, NULL, false);
715
716
717 if (send_beacon(padapter) == _FAIL)
718 DBG_88E("send_beacon, fail!\n");
719 }
720
721
722 update_bmc_sta(padapter);
723}
724
725int rtw_check_beacon_data(struct adapter *padapter, u8 *pbuf, int len)
726{
727 int ret = _SUCCESS;
728 u8 *p;
729 u8 *pHT_caps_ie = NULL;
730 u8 *pHT_info_ie = NULL;
731 struct sta_info *psta = NULL;
732 u16 cap, ht_cap = false;
733 uint ie_len = 0;
734 int group_cipher, pairwise_cipher;
735 u8 channel, network_type, supportRate[NDIS_802_11_LENGTH_RATES_EX];
736 int supportRateNum = 0;
737 u8 OUI1[] = {0x00, 0x50, 0xf2, 0x01};
738 u8 WMM_PARA_IE[] = {0x00, 0x50, 0xf2, 0x02, 0x01, 0x01};
739 struct registry_priv *pregistrypriv = &padapter->registrypriv;
740 struct security_priv *psecuritypriv = &padapter->securitypriv;
741 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
742 struct wlan_bssid_ex *pbss_network = (struct wlan_bssid_ex *)&pmlmepriv->cur_network.network;
743 u8 *ie = pbss_network->ies;
744
745
746
747
748
749
750
751
752
753
754
755
756 DBG_88E("%s, len =%d\n", __func__, len);
757
758 if (!check_fwstate(pmlmepriv, WIFI_AP_STATE))
759 return _FAIL;
760
761 if (len < 0 || len > MAX_IE_SZ)
762 return _FAIL;
763
764 pbss_network->ie_length = len;
765
766 memset(ie, 0, MAX_IE_SZ);
767
768 memcpy(ie, pbuf, pbss_network->ie_length);
769
770 if (pbss_network->InfrastructureMode != Ndis802_11APMode)
771 return _FAIL;
772
773 pbss_network->Rssi = 0;
774
775 ether_addr_copy(pbss_network->MacAddress, myid(&padapter->eeprompriv));
776
777
778 p = rtw_get_beacon_interval_from_ie(ie);
779 pbss_network->Configuration.BeaconPeriod = get_unaligned_le16(p);
780
781
782 cap = get_unaligned_le16(ie);
783
784
785 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SSID_IE_, &ie_len, (pbss_network->ie_length - _BEACON_IE_OFFSET_));
786 if (p && ie_len > 0) {
787 memset(&pbss_network->ssid, 0, sizeof(struct ndis_802_11_ssid));
788 memcpy(pbss_network->ssid.ssid, (p + 2), ie_len);
789 pbss_network->ssid.ssid_length = ie_len;
790 }
791
792
793 channel = 0;
794 pbss_network->Configuration.Length = 0;
795 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _DSSET_IE_, &ie_len, (pbss_network->ie_length - _BEACON_IE_OFFSET_));
796 if (p && ie_len > 0)
797 channel = *(p + 2);
798
799 pbss_network->Configuration.DSConfig = channel;
800
801 memset(supportRate, 0, NDIS_802_11_LENGTH_RATES_EX);
802
803 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _SUPPORTEDRATES_IE_, &ie_len, (pbss_network->ie_length - _BEACON_IE_OFFSET_));
804 if (p) {
805 memcpy(supportRate, p + 2, ie_len);
806 supportRateNum = ie_len;
807 }
808
809
810 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _EXT_SUPPORTEDRATES_IE_, &ie_len, pbss_network->ie_length - _BEACON_IE_OFFSET_);
811 if (p) {
812 memcpy(supportRate + supportRateNum, p + 2, ie_len);
813 supportRateNum += ie_len;
814 }
815
816 network_type = rtw_check_network_type(supportRate, supportRateNum, channel);
817
818 rtw_set_supported_rate(pbss_network->SupportedRates, network_type);
819
820
821 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &ie_len, (pbss_network->ie_length - _BEACON_IE_OFFSET_));
822 if (p && ie_len > 0)
823 ERP_IE_handler(padapter, (struct ndis_802_11_var_ie *)p);
824
825
826 if (cap & BIT(4))
827 pbss_network->Privacy = 1;
828 else
829 pbss_network->Privacy = 0;
830
831 psecuritypriv->wpa_psk = 0;
832
833
834 group_cipher = 0;
835 pairwise_cipher = 0;
836 psecuritypriv->wpa2_group_cipher = _NO_PRIVACY_;
837 psecuritypriv->wpa2_pairwise_cipher = _NO_PRIVACY_;
838 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _RSN_IE_2_, &ie_len, (pbss_network->ie_length - _BEACON_IE_OFFSET_));
839 if (p && ie_len > 0) {
840 if (rtw_parse_wpa2_ie(p, ie_len + 2, &group_cipher, &pairwise_cipher, NULL) == _SUCCESS) {
841 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
842
843 psecuritypriv->dot8021xalg = 1;
844 psecuritypriv->wpa_psk |= BIT(1);
845
846 psecuritypriv->wpa2_group_cipher = group_cipher;
847 psecuritypriv->wpa2_pairwise_cipher = pairwise_cipher;
848 }
849 }
850
851 ie_len = 0;
852 group_cipher = 0;
853 pairwise_cipher = 0;
854 psecuritypriv->wpa_group_cipher = _NO_PRIVACY_;
855 psecuritypriv->wpa_pairwise_cipher = _NO_PRIVACY_;
856 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
857 p = rtw_get_ie(p, _SSN_IE_1_, &ie_len,
858 (pbss_network->ie_length - _BEACON_IE_OFFSET_ - (ie_len + 2)));
859 if ((p) && (!memcmp(p + 2, OUI1, 4))) {
860 if (rtw_parse_wpa_ie(p, ie_len + 2, &group_cipher,
861 &pairwise_cipher, NULL) == _SUCCESS) {
862 psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
863
864 psecuritypriv->dot8021xalg = 1;
865
866 psecuritypriv->wpa_psk |= BIT(0);
867
868 psecuritypriv->wpa_group_cipher = group_cipher;
869 psecuritypriv->wpa_pairwise_cipher = pairwise_cipher;
870 }
871 break;
872 }
873 if ((!p) || (ie_len == 0))
874 break;
875 }
876
877
878 ie_len = 0;
879 pmlmepriv->qospriv.qos_option = 0;
880 if (pregistrypriv->wmm_enable) {
881 for (p = ie + _BEACON_IE_OFFSET_;; p += (ie_len + 2)) {
882 p = rtw_get_ie(p, _VENDOR_SPECIFIC_IE_, &ie_len,
883 (pbss_network->ie_length - _BEACON_IE_OFFSET_ - (ie_len + 2)));
884 if ((p) && !memcmp(p + 2, WMM_PARA_IE, 6)) {
885 pmlmepriv->qospriv.qos_option = 1;
886
887
888 *(p + 8) |= BIT(7);
889
890
891
892
893 *(p + 10) &= ~BIT(4);
894 *(p + 14) &= ~BIT(4);
895 *(p + 18) &= ~BIT(4);
896 *(p + 22) &= ~BIT(4);
897 break;
898 }
899
900 if ((!p) || (ie_len == 0))
901 break;
902 }
903 }
904
905 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_CAPABILITY_IE_, &ie_len,
906 (pbss_network->ie_length - _BEACON_IE_OFFSET_));
907 if (p && ie_len > 0) {
908 struct ieee80211_ht_cap *pht_cap = (struct ieee80211_ht_cap *)(p + 2);
909
910 pHT_caps_ie = p;
911 ht_cap = true;
912 network_type |= WIRELESS_11_24N;
913
914 if ((psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_CCMP) ||
915 (psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_CCMP))
916 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY & (0x07 << 2));
917 else
918 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_DENSITY & 0x00);
919
920
921 pht_cap->ampdu_params_info |= (IEEE80211_HT_CAP_AMPDU_FACTOR & 0x03);
922
923 pht_cap->mcs.rx_mask[0] = 0xff;
924 pht_cap->mcs.rx_mask[1] = 0x0;
925 memcpy(&pmlmepriv->htpriv.ht_cap, p + 2, ie_len);
926 }
927
928
929 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _HT_ADD_INFO_IE_, &ie_len,
930 (pbss_network->ie_length - _BEACON_IE_OFFSET_));
931 if (p && ie_len > 0)
932 pHT_info_ie = p;
933 switch (network_type) {
934 case WIRELESS_11B:
935 pbss_network->NetworkTypeInUse = Ndis802_11DS;
936 break;
937 case WIRELESS_11G:
938 case WIRELESS_11BG:
939 case WIRELESS_11G_24N:
940 case WIRELESS_11BG_24N:
941 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
942 break;
943 case WIRELESS_11A:
944 pbss_network->NetworkTypeInUse = Ndis802_11OFDM5;
945 break;
946 default:
947 pbss_network->NetworkTypeInUse = Ndis802_11OFDM24;
948 break;
949 }
950
951 pmlmepriv->cur_network.network_type = network_type;
952
953 pmlmepriv->htpriv.ht_option = false;
954
955 if ((psecuritypriv->wpa2_pairwise_cipher & WPA_CIPHER_TKIP) ||
956 (psecuritypriv->wpa_pairwise_cipher & WPA_CIPHER_TKIP)) {
957
958
959 }
960
961
962 if (pregistrypriv->ht_enable && ht_cap) {
963 pmlmepriv->htpriv.ht_option = true;
964 pmlmepriv->qospriv.qos_option = 1;
965
966 if (pregistrypriv->ampdu_enable == 1)
967 pmlmepriv->htpriv.ampdu_enable = true;
968 HT_caps_handler(padapter, (struct ndis_802_11_var_ie *)pHT_caps_ie);
969
970 HT_info_handler(padapter, (struct ndis_802_11_var_ie *)pHT_info_ie);
971 }
972
973 pbss_network->Length = get_wlan_bssid_ex_sz((struct wlan_bssid_ex *)pbss_network);
974
975
976 start_bss_network(padapter, (u8 *)pbss_network);
977
978
979 psta = rtw_get_stainfo(&padapter->stapriv, pbss_network->MacAddress);
980 if (!psta) {
981 psta = rtw_alloc_stainfo(&padapter->stapriv, pbss_network->MacAddress);
982 if (!psta)
983 return _FAIL;
984 }
985
986
987 psta->state |= WIFI_AP_STATE;
988 rtw_indicate_connect(padapter);
989 pmlmepriv->cur_network.join_res = true;
990 return ret;
991}
992
993void rtw_set_macaddr_acl(struct adapter *padapter, int mode)
994{
995 struct sta_priv *pstapriv = &padapter->stapriv;
996 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
997
998 DBG_88E("%s, mode =%d\n", __func__, mode);
999
1000 pacl_list->mode = mode;
1001}
1002
1003int rtw_acl_add_sta(struct adapter *padapter, u8 *addr)
1004{
1005 struct list_head *plist, *phead;
1006 u8 added = false;
1007 int i, ret = 0;
1008 struct rtw_wlan_acl_node *paclnode;
1009 struct sta_priv *pstapriv = &padapter->stapriv;
1010 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1011 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1012
1013 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1014
1015 if ((NUM_ACL - 1) < pacl_list->num)
1016 return -1;
1017
1018 spin_lock_bh(&pacl_node_q->lock);
1019
1020 phead = get_list_head(pacl_node_q);
1021 plist = phead->next;
1022
1023 while (phead != plist) {
1024 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1025 plist = plist->next;
1026
1027 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1028 if (paclnode->valid) {
1029 added = true;
1030 DBG_88E("%s, sta has been added\n", __func__);
1031 break;
1032 }
1033 }
1034 }
1035
1036 spin_unlock_bh(&pacl_node_q->lock);
1037
1038 if (added)
1039 return ret;
1040
1041 spin_lock_bh(&pacl_node_q->lock);
1042
1043 for (i = 0; i < NUM_ACL; i++) {
1044 paclnode = &pacl_list->aclnode[i];
1045
1046 if (!paclnode->valid) {
1047 INIT_LIST_HEAD(&paclnode->list);
1048
1049 ether_addr_copy(paclnode->addr, addr);
1050
1051 paclnode->valid = true;
1052
1053 list_add_tail(&paclnode->list, get_list_head(pacl_node_q));
1054
1055 pacl_list->num++;
1056
1057 break;
1058 }
1059 }
1060
1061 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1062
1063 spin_unlock_bh(&pacl_node_q->lock);
1064
1065 return ret;
1066}
1067
1068int rtw_acl_remove_sta(struct adapter *padapter, u8 *addr)
1069{
1070 struct list_head *plist, *phead;
1071 struct rtw_wlan_acl_node *paclnode;
1072 struct sta_priv *pstapriv = &padapter->stapriv;
1073 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1074 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1075
1076 DBG_88E("%s(acl_num =%d) =%pM\n", __func__, pacl_list->num, (addr));
1077
1078 spin_lock_bh(&pacl_node_q->lock);
1079
1080 phead = get_list_head(pacl_node_q);
1081 plist = phead->next;
1082
1083 while (phead != plist) {
1084 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1085 plist = plist->next;
1086
1087 if (!memcmp(paclnode->addr, addr, ETH_ALEN)) {
1088 if (paclnode->valid) {
1089 paclnode->valid = false;
1090
1091 list_del_init(&paclnode->list);
1092
1093 pacl_list->num--;
1094 }
1095 }
1096 }
1097
1098 spin_unlock_bh(&pacl_node_q->lock);
1099
1100 DBG_88E("%s, acl_num =%d\n", __func__, pacl_list->num);
1101 return 0;
1102}
1103
1104static void update_bcn_erpinfo_ie(struct adapter *padapter)
1105{
1106 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1107 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1108 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1109 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
1110 unsigned char *p, *ie = pnetwork->ies;
1111 u32 len = 0;
1112
1113 DBG_88E("%s, ERP_enable =%d\n", __func__, pmlmeinfo->ERP_enable);
1114
1115 if (!pmlmeinfo->ERP_enable)
1116 return;
1117
1118
1119 p = rtw_get_ie(ie + _BEACON_IE_OFFSET_, _ERPINFO_IE_, &len,
1120 (pnetwork->ie_length - _BEACON_IE_OFFSET_));
1121 if (p && len > 0) {
1122 struct ndis_802_11_var_ie *pIE = (struct ndis_802_11_var_ie *)p;
1123
1124 if (pmlmepriv->num_sta_non_erp == 1)
1125 pIE->data[0] |= RTW_ERP_INFO_NON_ERP_PRESENT |
1126 RTW_ERP_INFO_USE_PROTECTION;
1127 else
1128 pIE->data[0] &= ~(RTW_ERP_INFO_NON_ERP_PRESENT |
1129 RTW_ERP_INFO_USE_PROTECTION);
1130
1131 if (pmlmepriv->num_sta_no_short_preamble > 0)
1132 pIE->data[0] |= RTW_ERP_INFO_BARKER_PREAMBLE_MODE;
1133 else
1134 pIE->data[0] &= ~(RTW_ERP_INFO_BARKER_PREAMBLE_MODE);
1135
1136 ERP_IE_handler(padapter, pIE);
1137 }
1138}
1139
1140static void update_bcn_wps_ie(struct adapter *padapter)
1141{
1142 u8 *pwps_ie = NULL, *pwps_ie_src;
1143 u8 *premainder_ie, *pbackup_remainder_ie = NULL;
1144 uint wps_ielen = 0, wps_offset, remainder_ielen;
1145 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1146 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1147 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1148 struct wlan_bssid_ex *pnetwork = &pmlmeinfo->network;
1149 unsigned char *ie = pnetwork->ies;
1150 u32 ielen = pnetwork->ie_length;
1151
1152 DBG_88E("%s\n", __func__);
1153
1154 pwps_ie_src = pmlmepriv->wps_beacon_ie;
1155 if (!pwps_ie_src)
1156 return;
1157
1158 pwps_ie = rtw_get_wps_ie(ie + _FIXED_IE_LENGTH_,
1159 ielen - _FIXED_IE_LENGTH_, NULL, &wps_ielen);
1160
1161 if (!pwps_ie || wps_ielen == 0)
1162 return;
1163
1164 wps_offset = (uint)(pwps_ie - ie);
1165
1166 premainder_ie = pwps_ie + wps_ielen;
1167
1168 remainder_ielen = ielen - wps_offset - wps_ielen;
1169
1170 if (remainder_ielen > 0) {
1171 pbackup_remainder_ie = rtw_malloc(remainder_ielen);
1172 if (pbackup_remainder_ie)
1173 memcpy(pbackup_remainder_ie, premainder_ie, remainder_ielen);
1174 }
1175
1176 wps_ielen = (uint)pwps_ie_src[1];
1177 if (wps_offset + wps_ielen + 2 + remainder_ielen <= MAX_IE_SZ) {
1178 memcpy(pwps_ie, pwps_ie_src, wps_ielen + 2);
1179 pwps_ie += wps_ielen + 2;
1180
1181 if (pbackup_remainder_ie)
1182 memcpy(pwps_ie, pbackup_remainder_ie, remainder_ielen);
1183
1184
1185 pnetwork->ie_length = wps_offset + wps_ielen + 2 + remainder_ielen;
1186 }
1187
1188 kfree(pbackup_remainder_ie);
1189}
1190
1191static void update_bcn_vendor_spec_ie(struct adapter *padapter, u8 *oui)
1192{
1193 DBG_88E("%s\n", __func__);
1194
1195 if (!memcmp(WPS_OUI, oui, 4))
1196 update_bcn_wps_ie(padapter);
1197 else
1198 DBG_88E("unknown OUI type!\n");
1199}
1200
1201void update_beacon(struct adapter *padapter, u8 ie_id, u8 *oui, u8 tx)
1202{
1203 struct mlme_priv *pmlmepriv;
1204 struct mlme_ext_priv *pmlmeext;
1205
1206 if (!padapter)
1207 return;
1208
1209 pmlmepriv = &padapter->mlmepriv;
1210 pmlmeext = &padapter->mlmeextpriv;
1211
1212 if (!pmlmeext->bstart_bss)
1213 return;
1214
1215 spin_lock_bh(&pmlmepriv->bcn_update_lock);
1216
1217 switch (ie_id) {
1218 case _TIM_IE_:
1219 update_BCNTIM(padapter);
1220 break;
1221 case _ERPINFO_IE_:
1222 update_bcn_erpinfo_ie(padapter);
1223 break;
1224 case _VENDOR_SPECIFIC_IE_:
1225 update_bcn_vendor_spec_ie(padapter, oui);
1226 break;
1227 default:
1228 break;
1229 }
1230
1231 pmlmepriv->update_bcn = true;
1232
1233 spin_unlock_bh(&pmlmepriv->bcn_update_lock);
1234
1235 if (tx)
1236 set_tx_beacon_cmd(padapter);
1237}
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251static int rtw_ht_operation_update(struct adapter *padapter)
1252{
1253 u16 cur_op_mode, new_op_mode;
1254 int op_mode_changes = 0;
1255 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1256 struct ht_priv *phtpriv_ap = &pmlmepriv->htpriv;
1257
1258 if (pmlmepriv->htpriv.ht_option)
1259 return 0;
1260
1261 DBG_88E("%s current operation mode = 0x%X\n",
1262 __func__, pmlmepriv->ht_op_mode);
1263
1264 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1265 pmlmepriv->num_sta_ht_no_gf) {
1266 pmlmepriv->ht_op_mode |=
1267 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1268 op_mode_changes++;
1269 } else if ((pmlmepriv->ht_op_mode &
1270 HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT) &&
1271 pmlmepriv->num_sta_ht_no_gf == 0) {
1272 pmlmepriv->ht_op_mode &=
1273 ~HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT;
1274 op_mode_changes++;
1275 }
1276
1277 if (!(pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1278 (pmlmepriv->num_sta_no_ht || pmlmepriv->olbc_ht)) {
1279 pmlmepriv->ht_op_mode |= HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1280 op_mode_changes++;
1281 } else if ((pmlmepriv->ht_op_mode &
1282 HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT) &&
1283 (pmlmepriv->num_sta_no_ht == 0 && !pmlmepriv->olbc_ht)) {
1284 pmlmepriv->ht_op_mode &=
1285 ~HT_INFO_OPERATION_MODE_NON_HT_STA_PRESENT;
1286 op_mode_changes++;
1287 }
1288
1289
1290
1291
1292
1293 new_op_mode = 0;
1294 if (pmlmepriv->num_sta_no_ht ||
1295 (pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_NON_GF_DEVS_PRESENT))
1296 new_op_mode = OP_MODE_MIXED;
1297 else if ((le16_to_cpu(phtpriv_ap->ht_cap.cap_info) &
1298 IEEE80211_HT_CAP_SUP_WIDTH) &&
1299 pmlmepriv->num_sta_ht_20mhz)
1300 new_op_mode = OP_MODE_20MHZ_HT_STA_ASSOCED;
1301 else if (pmlmepriv->olbc_ht)
1302 new_op_mode = OP_MODE_MAY_BE_LEGACY_STAS;
1303 else
1304 new_op_mode = OP_MODE_PURE;
1305
1306 cur_op_mode = pmlmepriv->ht_op_mode & HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1307 if (cur_op_mode != new_op_mode) {
1308 pmlmepriv->ht_op_mode &= ~HT_INFO_OPERATION_MODE_OP_MODE_MASK;
1309 pmlmepriv->ht_op_mode |= new_op_mode;
1310 op_mode_changes++;
1311 }
1312
1313 DBG_88E("%s new operation mode = 0x%X changes =%d\n",
1314 __func__, pmlmepriv->ht_op_mode, op_mode_changes);
1315
1316 return op_mode_changes;
1317}
1318
1319void associated_clients_update(struct adapter *padapter, u8 updated)
1320{
1321
1322 if (updated) {
1323 struct list_head *phead, *plist;
1324 struct sta_info *psta = NULL;
1325 struct sta_priv *pstapriv = &padapter->stapriv;
1326
1327 spin_lock_bh(&pstapriv->asoc_list_lock);
1328
1329 phead = &pstapriv->asoc_list;
1330 plist = phead->next;
1331
1332
1333 while (phead != plist) {
1334 psta = container_of(plist, struct sta_info, asoc_list);
1335
1336 plist = plist->next;
1337
1338 VCS_update(padapter, psta);
1339 }
1340 spin_unlock_bh(&pstapriv->asoc_list_lock);
1341 }
1342}
1343
1344
1345void bss_cap_update_on_sta_join(struct adapter *padapter, struct sta_info *psta)
1346{
1347 u8 beacon_updated = false;
1348 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1349 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1350
1351 if (!(psta->flags & WLAN_STA_SHORT_PREAMBLE)) {
1352 if (!psta->no_short_preamble_set) {
1353 psta->no_short_preamble_set = 1;
1354
1355 pmlmepriv->num_sta_no_short_preamble++;
1356
1357 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1358 (pmlmepriv->num_sta_no_short_preamble == 1)) {
1359 beacon_updated = true;
1360 update_beacon(padapter, 0xFF, NULL, true);
1361 }
1362 }
1363 } else {
1364 if (psta->no_short_preamble_set) {
1365 psta->no_short_preamble_set = 0;
1366
1367 pmlmepriv->num_sta_no_short_preamble--;
1368
1369 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1370 (pmlmepriv->num_sta_no_short_preamble == 0)) {
1371 beacon_updated = true;
1372 update_beacon(padapter, 0xFF, NULL, true);
1373 }
1374 }
1375 }
1376
1377 if (psta->flags & WLAN_STA_NONERP) {
1378 if (!psta->nonerp_set) {
1379 psta->nonerp_set = 1;
1380
1381 pmlmepriv->num_sta_non_erp++;
1382
1383 if (pmlmepriv->num_sta_non_erp == 1) {
1384 beacon_updated = true;
1385 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1386 }
1387 }
1388 } else {
1389 if (psta->nonerp_set) {
1390 psta->nonerp_set = 0;
1391
1392 pmlmepriv->num_sta_non_erp--;
1393
1394 if (pmlmepriv->num_sta_non_erp == 0) {
1395 beacon_updated = true;
1396 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1397 }
1398 }
1399 }
1400
1401 if (!(psta->capability & WLAN_CAPABILITY_SHORT_SLOT_TIME)) {
1402 if (!psta->no_short_slot_time_set) {
1403 psta->no_short_slot_time_set = 1;
1404
1405 pmlmepriv->num_sta_no_short_slot_time++;
1406
1407 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1408 (pmlmepriv->num_sta_no_short_slot_time == 1)) {
1409 beacon_updated = true;
1410 update_beacon(padapter, 0xFF, NULL, true);
1411 }
1412 }
1413 } else {
1414 if (psta->no_short_slot_time_set) {
1415 psta->no_short_slot_time_set = 0;
1416
1417 pmlmepriv->num_sta_no_short_slot_time--;
1418
1419 if ((pmlmeext->cur_wireless_mode > WIRELESS_11B) &&
1420 (pmlmepriv->num_sta_no_short_slot_time == 0)) {
1421 beacon_updated = true;
1422 update_beacon(padapter, 0xFF, NULL, true);
1423 }
1424 }
1425 }
1426
1427 if (psta->flags & WLAN_STA_HT) {
1428 u16 ht_capab = le16_to_cpu(psta->htpriv.ht_cap.cap_info);
1429
1430 DBG_88E("HT: STA %pM HT Capabilities Info: 0x%04x\n",
1431 (psta->hwaddr), ht_capab);
1432
1433 if (psta->no_ht_set) {
1434 psta->no_ht_set = 0;
1435 pmlmepriv->num_sta_no_ht--;
1436 }
1437
1438 if ((ht_capab & IEEE80211_HT_CAP_GRN_FLD) == 0) {
1439 if (!psta->no_ht_gf_set) {
1440 psta->no_ht_gf_set = 1;
1441 pmlmepriv->num_sta_ht_no_gf++;
1442 }
1443 DBG_88E("%s STA %pM - no greenfield, num of non-gf stations %d\n",
1444 __func__, (psta->hwaddr),
1445 pmlmepriv->num_sta_ht_no_gf);
1446 }
1447
1448 if ((ht_capab & IEEE80211_HT_CAP_SUP_WIDTH) == 0) {
1449 if (!psta->ht_20mhz_set) {
1450 psta->ht_20mhz_set = 1;
1451 pmlmepriv->num_sta_ht_20mhz++;
1452 }
1453 DBG_88E("%s STA %pM - 20 MHz HT, num of 20MHz HT STAs %d\n",
1454 __func__, (psta->hwaddr),
1455 pmlmepriv->num_sta_ht_20mhz);
1456 }
1457 } else {
1458 if (!psta->no_ht_set) {
1459 psta->no_ht_set = 1;
1460 pmlmepriv->num_sta_no_ht++;
1461 }
1462 if (pmlmepriv->htpriv.ht_option) {
1463 DBG_88E("%s STA %pM - no HT, num of non-HT stations %d\n",
1464 __func__, (psta->hwaddr),
1465 pmlmepriv->num_sta_no_ht);
1466 }
1467 }
1468
1469 if (rtw_ht_operation_update(padapter) > 0) {
1470 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1471 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1472 }
1473
1474
1475 associated_clients_update(padapter, beacon_updated);
1476
1477 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1478}
1479
1480u8 bss_cap_update_on_sta_leave(struct adapter *padapter, struct sta_info *psta)
1481{
1482 u8 beacon_updated = false;
1483 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1484 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1485
1486 if (!psta)
1487 return beacon_updated;
1488
1489 if (psta->no_short_preamble_set) {
1490 psta->no_short_preamble_set = 0;
1491 pmlmepriv->num_sta_no_short_preamble--;
1492 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1493 pmlmepriv->num_sta_no_short_preamble == 0) {
1494 beacon_updated = true;
1495 update_beacon(padapter, 0xFF, NULL, true);
1496 }
1497 }
1498
1499 if (psta->nonerp_set) {
1500 psta->nonerp_set = 0;
1501 pmlmepriv->num_sta_non_erp--;
1502 if (pmlmepriv->num_sta_non_erp == 0) {
1503 beacon_updated = true;
1504 update_beacon(padapter, _ERPINFO_IE_, NULL, true);
1505 }
1506 }
1507
1508 if (psta->no_short_slot_time_set) {
1509 psta->no_short_slot_time_set = 0;
1510 pmlmepriv->num_sta_no_short_slot_time--;
1511 if (pmlmeext->cur_wireless_mode > WIRELESS_11B &&
1512 pmlmepriv->num_sta_no_short_slot_time == 0) {
1513 beacon_updated = true;
1514 update_beacon(padapter, 0xFF, NULL, true);
1515 }
1516 }
1517
1518 if (psta->no_ht_gf_set) {
1519 psta->no_ht_gf_set = 0;
1520 pmlmepriv->num_sta_ht_no_gf--;
1521 }
1522
1523 if (psta->no_ht_set) {
1524 psta->no_ht_set = 0;
1525 pmlmepriv->num_sta_no_ht--;
1526 }
1527
1528 if (psta->ht_20mhz_set) {
1529 psta->ht_20mhz_set = 0;
1530 pmlmepriv->num_sta_ht_20mhz--;
1531 }
1532
1533 if (rtw_ht_operation_update(padapter) > 0) {
1534 update_beacon(padapter, _HT_CAPABILITY_IE_, NULL, false);
1535 update_beacon(padapter, _HT_ADD_INFO_IE_, NULL, true);
1536 }
1537
1538
1539
1540 DBG_88E("%s, updated =%d\n", __func__, beacon_updated);
1541
1542 return beacon_updated;
1543}
1544
1545u8 ap_free_sta(struct adapter *padapter, struct sta_info *psta,
1546 bool active, u16 reason)
1547{
1548 u8 beacon_updated = false;
1549 struct sta_priv *pstapriv = &padapter->stapriv;
1550
1551 if (!psta)
1552 return beacon_updated;
1553
1554
1555 send_delba(padapter, 0, psta->hwaddr);
1556
1557
1558 send_delba(padapter, 1, psta->hwaddr);
1559 psta->htpriv.agg_enable_bitmap = 0x0;
1560 psta->htpriv.candidate_tid_bitmap = 0x0;
1561
1562 if (active)
1563 issue_deauth(padapter, psta->hwaddr, reason);
1564
1565
1566 rtw_clearstakey_cmd(padapter, (u8 *)psta, (u8)(psta->mac_id + 3), true);
1567
1568 spin_lock_bh(&psta->lock);
1569 psta->state &= ~_FW_LINKED;
1570 spin_unlock_bh(&psta->lock);
1571
1572 rtw_indicate_sta_disassoc_event(padapter, psta);
1573
1574 report_del_sta_event(padapter, psta->hwaddr, reason);
1575
1576 beacon_updated = bss_cap_update_on_sta_leave(padapter, psta);
1577
1578 spin_lock_bh(&pstapriv->sta_hash_lock);
1579 rtw_free_stainfo(padapter, psta);
1580 spin_unlock_bh(&pstapriv->sta_hash_lock);
1581
1582 return beacon_updated;
1583}
1584
1585int rtw_sta_flush(struct adapter *padapter)
1586{
1587 struct list_head *phead, *plist;
1588 struct sta_info *psta = NULL;
1589 struct sta_priv *pstapriv = &padapter->stapriv;
1590 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1591 struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
1592 u8 bc_addr[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
1593
1594 DBG_88E(FUNC_NDEV_FMT"\n", FUNC_NDEV_ARG(padapter->pnetdev));
1595
1596 if ((pmlmeinfo->state & 0x03) != WIFI_FW_AP_STATE)
1597 return 0;
1598
1599 spin_lock_bh(&pstapriv->asoc_list_lock);
1600 phead = &pstapriv->asoc_list;
1601 plist = phead->next;
1602
1603
1604 while (phead != plist) {
1605 psta = container_of(plist, struct sta_info, asoc_list);
1606
1607 plist = plist->next;
1608
1609 list_del_init(&psta->asoc_list);
1610 pstapriv->asoc_list_cnt--;
1611
1612 ap_free_sta(padapter, psta, true, WLAN_REASON_DEAUTH_LEAVING);
1613 }
1614 spin_unlock_bh(&pstapriv->asoc_list_lock);
1615
1616 issue_deauth(padapter, bc_addr, WLAN_REASON_DEAUTH_LEAVING);
1617
1618 associated_clients_update(padapter, true);
1619
1620 return 0;
1621}
1622
1623
1624void sta_info_update(struct adapter *padapter, struct sta_info *psta)
1625{
1626 int flags = psta->flags;
1627 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1628
1629
1630 if (WLAN_STA_WME & flags)
1631 psta->qos_option = 1;
1632 else
1633 psta->qos_option = 0;
1634
1635 if (pmlmepriv->qospriv.qos_option == 0)
1636 psta->qos_option = 0;
1637
1638
1639 if (WLAN_STA_HT & flags) {
1640 psta->htpriv.ht_option = true;
1641 psta->qos_option = 1;
1642 } else {
1643 psta->htpriv.ht_option = false;
1644 }
1645
1646 if (!pmlmepriv->htpriv.ht_option)
1647 psta->htpriv.ht_option = false;
1648
1649 update_sta_info_apmode(padapter, psta);
1650}
1651
1652
1653void ap_sta_info_defer_update(struct adapter *padapter, struct sta_info *psta)
1654{
1655 if (psta->state & _FW_LINKED) {
1656
1657 add_RATid(padapter, psta, 0);
1658 }
1659}
1660
1661void start_ap_mode(struct adapter *padapter)
1662{
1663 int i;
1664 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1665 struct sta_priv *pstapriv = &padapter->stapriv;
1666 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1667 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1668
1669 pmlmepriv->update_bcn = false;
1670
1671 pmlmeext->bstart_bss = false;
1672
1673 pmlmepriv->num_sta_non_erp = 0;
1674
1675 pmlmepriv->num_sta_no_short_slot_time = 0;
1676
1677 pmlmepriv->num_sta_no_short_preamble = 0;
1678
1679 pmlmepriv->num_sta_ht_no_gf = 0;
1680 pmlmepriv->num_sta_no_ht = 0;
1681 pmlmepriv->num_sta_ht_20mhz = 0;
1682
1683 pmlmepriv->olbc = false;
1684
1685 pmlmepriv->olbc_ht = false;
1686
1687 pmlmepriv->ht_op_mode = 0;
1688
1689 for (i = 0; i < NUM_STA; i++)
1690 pstapriv->sta_aid[i] = NULL;
1691
1692 pmlmepriv->wps_beacon_ie = NULL;
1693 pmlmepriv->wps_probe_resp_ie = NULL;
1694 pmlmepriv->wps_assoc_resp_ie = NULL;
1695
1696
1697 INIT_LIST_HEAD(&pacl_list->acl_node_q.queue);
1698 pacl_list->num = 0;
1699 pacl_list->mode = 0;
1700 for (i = 0; i < NUM_ACL; i++) {
1701 INIT_LIST_HEAD(&pacl_list->aclnode[i].list);
1702 pacl_list->aclnode[i].valid = false;
1703 }
1704}
1705
1706void stop_ap_mode(struct adapter *padapter)
1707{
1708 struct list_head *phead, *plist;
1709 struct rtw_wlan_acl_node *paclnode;
1710 struct sta_info *psta = NULL;
1711 struct sta_priv *pstapriv = &padapter->stapriv;
1712 struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
1713 struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
1714 struct wlan_acl_pool *pacl_list = &pstapriv->acl_list;
1715 struct __queue *pacl_node_q = &pacl_list->acl_node_q;
1716
1717 pmlmepriv->update_bcn = false;
1718 pmlmeext->bstart_bss = false;
1719
1720
1721
1722
1723 memset((unsigned char *)&padapter->securitypriv, 0, sizeof(struct security_priv));
1724 padapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
1725 padapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
1726
1727
1728 spin_lock_bh(&pacl_node_q->lock);
1729 phead = get_list_head(pacl_node_q);
1730 plist = phead->next;
1731 while (phead != plist) {
1732 paclnode = container_of(plist, struct rtw_wlan_acl_node, list);
1733 plist = plist->next;
1734
1735 if (paclnode->valid) {
1736 paclnode->valid = false;
1737
1738 list_del_init(&paclnode->list);
1739
1740 pacl_list->num--;
1741 }
1742 }
1743 spin_unlock_bh(&pacl_node_q->lock);
1744
1745 DBG_88E("%s, free acl_node_queue, num =%d\n", __func__, pacl_list->num);
1746
1747 rtw_sta_flush(padapter);
1748
1749
1750 rtw_free_all_stainfo(padapter);
1751
1752 psta = rtw_get_bcmc_stainfo(padapter);
1753 spin_lock_bh(&pstapriv->sta_hash_lock);
1754 rtw_free_stainfo(padapter, psta);
1755 spin_unlock_bh(&pstapriv->sta_hash_lock);
1756
1757 rtw_init_bcmc_stainfo(padapter);
1758
1759 rtw_free_mlme_priv_ie_data(pmlmepriv);
1760}
1761
1762#endif
1763
