1 // SPDX-License-Identifier: GPL-2.0
2 /******************************************************************************
3  *
4  * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
5  *
6  ******************************************************************************/
7 #define _RTW_IOCTL_SET_C_
8 
9 #include <drv_types.h>
10 #include <rtw_debug.h>
11 
12 u8 rtw_validate_bssid(u8 *bssid)
13 {
14 	u8 ret = true;
15 
16 	if (is_zero_mac_addr(bssid)
17 		|| is_broadcast_mac_addr(bssid)
18 		|| is_multicast_mac_addr(bssid)
19 	) {
20 		ret = false;
21 	}
22 
23 	return ret;
24 }
25 
26 u8 rtw_validate_ssid(struct ndis_802_11_ssid *ssid)
27 {
28 	u8 ret = true;
29 
30 	if (ssid->SsidLength > 32) {
31 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid length >32\n"));
32 		ret = false;
33 		goto exit;
34 	}
35 
36 #ifdef CONFIG_VALIDATE_SSID
37 	for (i = 0; i < ssid->SsidLength; i++) {
38 		/* wifi, printable ascii code must be supported */
39 		if (!((ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e))) {
40 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid has non-printable ascii\n"));
41 			ret = false;
42 			break;
43 		}
44 	}
45 #endif /* CONFIG_VALIDATE_SSID */
46 
47 exit:
48 	return ret;
49 }
50 
51 u8 rtw_do_join(struct adapter *padapter);
52 u8 rtw_do_join(struct adapter *padapter)
53 {
54 	struct list_head	*plist, *phead;
55 	u8 *pibss = NULL;
56 	struct	mlme_priv *pmlmepriv = &(padapter->mlmepriv);
57 	struct __queue	*queue	= &(pmlmepriv->scanned_queue);
58 	u8 ret = _SUCCESS;
59 
60 	spin_lock_bh(&(pmlmepriv->scanned_queue.lock));
61 	phead = get_list_head(queue);
62 	plist = get_next(phead);
63 
64 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("\n rtw_do_join: phead = %p; plist = %p\n\n\n", phead, plist));
65 
66 	pmlmepriv->cur_network.join_res = -2;
67 
68 	set_fwstate(pmlmepriv, _FW_UNDER_LINKING);
69 
70 	pmlmepriv->pscanned = plist;
71 
72 	pmlmepriv->to_join = true;
73 
74 	if (list_empty(&queue->queue)) {
75 		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
76 		_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
77 
78 		/* when set_ssid/set_bssid for rtw_do_join(), but scanning queue is empty */
79 		/* we try to issue sitesurvey firstly */
80 
81 		if (pmlmepriv->LinkDetectInfo.bBusyTraffic == false
82 			|| rtw_to_roam(padapter) > 0
83 		) {
84 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_do_join(): site survey if scanned_queue is empty\n."));
85 			/*  submit site_survey_cmd */
86 			ret = rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0);
87 			if (_SUCCESS != ret) {
88 				pmlmepriv->to_join = false;
89 				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("rtw_do_join(): site survey return error\n."));
90 			}
91 		} else {
92 			pmlmepriv->to_join = false;
93 			ret = _FAIL;
94 		}
95 
96 		goto exit;
97 	} else {
98 		int select_ret;
99 		spin_unlock_bh(&(pmlmepriv->scanned_queue.lock));
100 		select_ret = rtw_select_and_join_from_scanned_queue(pmlmepriv);
101 		if (select_ret == _SUCCESS) {
102 			pmlmepriv->to_join = false;
103 			_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
104 		} else {
105 			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE) == true) {
106 				/*  submit createbss_cmd to change to a ADHOC_MASTER */
107 
108 				/* pmlmepriv->lock has been acquired by caller... */
109 				struct wlan_bssid_ex    *pdev_network = &(padapter->registrypriv.dev_network);
110 
111 				pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;
112 
113 				pibss = padapter->registrypriv.dev_network.MacAddress;
114 
115 				memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));
116 
117 				rtw_update_registrypriv_dev_network(padapter);
118 
119 				rtw_generate_random_ibss(pibss);
120 
121 				if (rtw_createbss_cmd(padapter) != _SUCCESS) {
122 					RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("***Error =>do_goin: rtw_createbss_cmd status FAIL***\n "));
123 					ret =  false;
124 					goto exit;
125 				}
126 
127 				pmlmepriv->to_join = false;
128 
129 				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("***Error => rtw_select_and_join_from_scanned_queue FAIL under STA_Mode***\n "));
130 
131 			} else {
132 				/*  can't associate ; reset under-linking */
133 				_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);
134 
135 				/* when set_ssid/set_bssid for rtw_do_join(), but there are no desired bss in scanning queue */
136 				/* we try to issue sitesurvey firstly */
137 				if (pmlmepriv->LinkDetectInfo.bBusyTraffic == false
138 					|| rtw_to_roam(padapter) > 0
139 				) {
140 					/* DBG_871X("rtw_do_join() when   no desired bss in scanning queue\n"); */
141 					ret = rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0);
142 					if (_SUCCESS != ret) {
143 						pmlmepriv->to_join = false;
144 						RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("do_join(): site survey return error\n."));
145 					}
146 				} else {
147 					ret = _FAIL;
148 					pmlmepriv->to_join = false;
149 				}
150 			}
151 
152 		}
153 
154 	}
155 
156 exit:
157 	return ret;
158 }
159 
160 u8 rtw_set_802_11_bssid(struct adapter *padapter, u8 *bssid)
161 {
162 	u8 status = _SUCCESS;
163 
164 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
165 
166 	DBG_871X_LEVEL(_drv_always_, "set bssid:%pM\n", bssid);
167 
168 	if ((bssid[0] == 0x00 && bssid[1] == 0x00 && bssid[2] == 0x00 && bssid[3] == 0x00 && bssid[4] == 0x00 && bssid[5] == 0x00) ||
169 	    (bssid[0] == 0xFF && bssid[1] == 0xFF && bssid[2] == 0xFF && bssid[3] == 0xFF && bssid[4] == 0xFF && bssid[5] == 0xFF)) {
170 		status = _FAIL;
171 		goto exit;
172 	}
173 
174 	spin_lock_bh(&pmlmepriv->lock);
175 
176 
177 	DBG_871X("Set BSSID under fw_state = 0x%08x\n", get_fwstate(pmlmepriv));
178 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
179 		goto handle_tkip_countermeasure;
180 	else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
181 		goto release_mlme_lock;
182 
183 	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
184 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
185 
186 		if (!memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN)) {
187 			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)
188 				goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
189 		} else {
190 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("Set BSSID not the same bssid\n"));
191 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid =%pM\n", MAC_ARG(bssid)));
192 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("cur_bssid =%pM\n", MAC_ARG(pmlmepriv->cur_network.network.MacAddress)));
193 
194 			rtw_disassoc_cmd(padapter, 0, true);
195 
196 			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
197 				rtw_indicate_disconnect(padapter);
198 
199 			rtw_free_assoc_resources(padapter, 1);
200 
201 			if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
202 				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
203 				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
204 			}
205 		}
206 	}
207 
208 handle_tkip_countermeasure:
209 	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
210 		status = _FAIL;
211 		goto release_mlme_lock;
212 	}
213 
214 	memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
215 	memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
216 	pmlmepriv->assoc_by_bssid = true;
217 
218 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
219 		pmlmepriv->to_join = true;
220 	else
221 		status = rtw_do_join(padapter);
222 
223 release_mlme_lock:
224 	spin_unlock_bh(&pmlmepriv->lock);
225 
226 exit:
227 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
228 		("rtw_set_802_11_bssid: status =%d\n", status));
229 
230 	return status;
231 }
232 
233 u8 rtw_set_802_11_ssid(struct adapter *padapter, struct ndis_802_11_ssid *ssid)
234 {
235 	u8 status = _SUCCESS;
236 
237 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
238 	struct wlan_network *pnetwork = &pmlmepriv->cur_network;
239 
240 	DBG_871X_LEVEL(_drv_always_, "set ssid [%s] fw_state = 0x%08x\n",
241 			ssid->Ssid, get_fwstate(pmlmepriv));
242 
243 	if (padapter->hw_init_completed == false) {
244 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
245 			 ("set_ssid: hw_init_completed ==false =>exit!!!\n"));
246 		status = _FAIL;
247 		goto exit;
248 	}
249 
250 	spin_lock_bh(&pmlmepriv->lock);
251 
252 	DBG_871X("Set SSID under fw_state = 0x%08x\n", get_fwstate(pmlmepriv));
253 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
254 		goto handle_tkip_countermeasure;
255 	else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
256 		goto release_mlme_lock;
257 
258 	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true) {
259 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
260 			 ("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));
261 
262 		if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
263 		    (!memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength))) {
264 			if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)) {
265 				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
266 					 ("Set SSID is the same ssid, fw_state = 0x%08x\n",
267 					  get_fwstate(pmlmepriv)));
268 
269 				if (rtw_is_same_ibss(padapter, pnetwork) == false) {
270 					/* if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again */
271 					rtw_disassoc_cmd(padapter, 0, true);
272 
273 					if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
274 						rtw_indicate_disconnect(padapter);
275 
276 					rtw_free_assoc_resources(padapter, 1);
277 
278 					if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
279 						_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
280 						set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
281 					}
282 				} else {
283 					goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
284 				}
285 			} else {
286 				rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
287 			}
288 		} else {
289 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("Set SSID not the same ssid\n"));
290 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_ssid =[%s] len = 0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
291 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("assoc_ssid =[%s] len = 0x%x\n", pmlmepriv->assoc_ssid.Ssid, (unsigned int)pmlmepriv->assoc_ssid.SsidLength));
292 
293 			rtw_disassoc_cmd(padapter, 0, true);
294 
295 			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
296 				rtw_indicate_disconnect(padapter);
297 
298 			rtw_free_assoc_resources(padapter, 1);
299 
300 			if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
301 				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
302 				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
303 			}
304 		}
305 	}
306 
307 handle_tkip_countermeasure:
308 	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
309 		status = _FAIL;
310 		goto release_mlme_lock;
311 	}
312 
313 	if (rtw_validate_ssid(ssid) == false) {
314 		status = _FAIL;
315 		goto release_mlme_lock;
316 	}
317 
318 	memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
319 	pmlmepriv->assoc_by_bssid = false;
320 
321 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
322 		pmlmepriv->to_join = true;
323 	else
324 		status = rtw_do_join(padapter);
325 
326 release_mlme_lock:
327 	spin_unlock_bh(&pmlmepriv->lock);
328 
329 exit:
330 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
331 		("-rtw_set_802_11_ssid: status =%d\n", status));
332 
333 	return status;
334 }
335 
336 u8 rtw_set_802_11_connect(struct adapter *padapter, u8 *bssid, struct ndis_802_11_ssid *ssid)
337 {
338 	u8 status = _SUCCESS;
339 	bool bssid_valid = true;
340 	bool ssid_valid = true;
341 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
342 
343 	if (!ssid || rtw_validate_ssid(ssid) == false)
344 		ssid_valid = false;
345 
346 	if (!bssid || rtw_validate_bssid(bssid) == false)
347 		bssid_valid = false;
348 
349 	if (!ssid_valid && !bssid_valid) {
350 		DBG_871X(FUNC_ADPT_FMT" ssid:%p, ssid_valid:%d, bssid:%p, bssid_valid:%d\n",
351 			FUNC_ADPT_ARG(padapter), ssid, ssid_valid, bssid, bssid_valid);
352 		status = _FAIL;
353 		goto exit;
354 	}
355 
356 	if (padapter->hw_init_completed == false) {
357 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
358 			 ("set_ssid: hw_init_completed ==false =>exit!!!\n"));
359 		status = _FAIL;
360 		goto exit;
361 	}
362 
363 	spin_lock_bh(&pmlmepriv->lock);
364 
365 	DBG_871X_LEVEL(_drv_always_, FUNC_ADPT_FMT"  fw_state = 0x%08x\n",
366 		FUNC_ADPT_ARG(padapter), get_fwstate(pmlmepriv));
367 
368 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
369 		goto handle_tkip_countermeasure;
370 	else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true)
371 		goto release_mlme_lock;
372 
373 handle_tkip_countermeasure:
374 	if (rtw_handle_tkip_countermeasure(padapter, __func__) == _FAIL) {
375 		status = _FAIL;
376 		goto release_mlme_lock;
377 	}
378 
379 	if (ssid && ssid_valid)
380 		memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
381 	else
382 		memset(&pmlmepriv->assoc_ssid, 0, sizeof(struct ndis_802_11_ssid));
383 
384 	if (bssid && bssid_valid) {
385 		memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
386 		pmlmepriv->assoc_by_bssid = true;
387 	} else {
388 		pmlmepriv->assoc_by_bssid = false;
389 	}
390 
391 	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true)
392 		pmlmepriv->to_join = true;
393 	else
394 		status = rtw_do_join(padapter);
395 
396 release_mlme_lock:
397 	spin_unlock_bh(&pmlmepriv->lock);
398 
399 exit:
400 	return status;
401 }
402 
403 u8 rtw_set_802_11_infrastructure_mode(struct adapter *padapter,
404 	enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
405 {
406 	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
407 	struct	wlan_network	*cur_network = &pmlmepriv->cur_network;
408 	enum NDIS_802_11_NETWORK_INFRASTRUCTURE *pold_state = &(cur_network->network.InfrastructureMode);
409 
410 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_notice_,
411 		 ("+rtw_set_802_11_infrastructure_mode: old =%d new =%d fw_state = 0x%08x\n",
412 		  *pold_state, networktype, get_fwstate(pmlmepriv)));
413 
414 	if (*pold_state != networktype) {
415 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, (" change mode!"));
416 		/* DBG_871X("change mode, old_mode =%d, new_mode =%d, fw_state = 0x%x\n", *pold_state, networktype, get_fwstate(pmlmepriv)); */
417 
418 		if (*pold_state == Ndis802_11APMode) {
419 			/* change to other mode from Ndis802_11APMode */
420 			cur_network->join_res = -1;
421 
422 			stop_ap_mode(padapter);
423 		}
424 
425 		spin_lock_bh(&pmlmepriv->lock);
426 
427 		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) || (*pold_state == Ndis802_11IBSS))
428 			rtw_disassoc_cmd(padapter, 0, true);
429 
430 		if ((check_fwstate(pmlmepriv, _FW_LINKED) == true) ||
431 			(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true))
432 			rtw_free_assoc_resources(padapter, 1);
433 
434 		if ((*pold_state == Ndis802_11Infrastructure) || (*pold_state == Ndis802_11IBSS)) {
435 			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
436 				rtw_indicate_disconnect(padapter); /* will clr Linked_state; before this function, we must have checked whether issue dis-assoc_cmd or not */
437 	       }
438 
439 		*pold_state = networktype;
440 
441 		_clr_fwstate_(pmlmepriv, ~WIFI_NULL_STATE);
442 
443 		switch (networktype) {
444 		case Ndis802_11IBSS:
445 			set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
446 			break;
447 
448 		case Ndis802_11Infrastructure:
449 			set_fwstate(pmlmepriv, WIFI_STATION_STATE);
450 			break;
451 
452 		case Ndis802_11APMode:
453 			set_fwstate(pmlmepriv, WIFI_AP_STATE);
454 			start_ap_mode(padapter);
455 			/* rtw_indicate_connect(padapter); */
456 
457 			break;
458 
459 		case Ndis802_11AutoUnknown:
460 		case Ndis802_11InfrastructureMax:
461 			break;
462 		}
463 
464 		/* SecClearAllKeys(adapter); */
465 
466 		/* RT_TRACE(COMP_OID_SET, DBG_LOUD, ("set_infrastructure: fw_state:%x after changing mode\n", */
467 		/* 									get_fwstate(pmlmepriv))); */
468 
469 		spin_unlock_bh(&pmlmepriv->lock);
470 	}
471 	return true;
472 }
473 
474 
475 u8 rtw_set_802_11_disassociate(struct adapter *padapter)
476 {
477 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
478 
479 	spin_lock_bh(&pmlmepriv->lock);
480 
481 	if (check_fwstate(pmlmepriv, _FW_LINKED) == true) {
482 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_disassociate: rtw_indicate_disconnect\n"));
483 
484 		rtw_disassoc_cmd(padapter, 0, true);
485 		rtw_indicate_disconnect(padapter);
486 		/* modify for CONFIG_IEEE80211W, none 11w can use it */
487 		rtw_free_assoc_resources_cmd(padapter);
488 		if (_FAIL == rtw_pwr_wakeup(padapter))
489 			DBG_871X("%s(): rtw_pwr_wakeup fail !!!\n", __func__);
490 	}
491 
492 	spin_unlock_bh(&pmlmepriv->lock);
493 
494 	return true;
495 }
496 
497 u8 rtw_set_802_11_bssid_list_scan(struct adapter *padapter, struct ndis_802_11_ssid *pssid, int ssid_max_num)
498 {
499 	struct	mlme_priv 	*pmlmepriv = &padapter->mlmepriv;
500 	u8 res = true;
501 
502 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("+rtw_set_802_11_bssid_list_scan(), fw_state =%x\n", get_fwstate(pmlmepriv)));
503 
504 	if (padapter == NULL) {
505 		res = false;
506 		goto exit;
507 	}
508 	if (padapter->hw_init_completed == false) {
509 		res = false;
510 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n ===rtw_set_802_11_bssid_list_scan:hw_init_completed ==false ===\n"));
511 		goto exit;
512 	}
513 
514 	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) ||
515 		(pmlmepriv->LinkDetectInfo.bBusyTraffic == true)) {
516 		/*  Scan or linking is in progress, do nothing. */
517 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("rtw_set_802_11_bssid_list_scan fail since fw_state = %x\n", get_fwstate(pmlmepriv)));
518 		res = true;
519 
520 		if (check_fwstate(pmlmepriv, (_FW_UNDER_SURVEY|_FW_UNDER_LINKING)) == true)
521 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n###_FW_UNDER_SURVEY|_FW_UNDER_LINKING\n\n"));
522 		else
523 			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("\n###pmlmepriv->sitesurveyctrl.traffic_busy ==true\n\n"));
524 	} else {
525 		if (rtw_is_scan_deny(padapter)) {
526 			DBG_871X(FUNC_ADPT_FMT": scan deny\n", FUNC_ADPT_ARG(padapter));
527 			indicate_wx_scan_complete_event(padapter);
528 			return _SUCCESS;
529 		}
530 
531 		spin_lock_bh(&pmlmepriv->lock);
532 
533 		res = rtw_sitesurvey_cmd(padapter, pssid, ssid_max_num, NULL, 0);
534 
535 		spin_unlock_bh(&pmlmepriv->lock);
536 	}
537 exit:
538 
539 	return res;
540 }
541 
542 u8 rtw_set_802_11_authentication_mode(struct adapter *padapter, enum NDIS_802_11_AUTHENTICATION_MODE authmode)
543 {
544 	struct security_priv *psecuritypriv = &padapter->securitypriv;
545 	int res;
546 	u8 ret;
547 
548 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_802_11_auth.mode(): mode =%x\n", authmode));
549 
550 	psecuritypriv->ndisauthtype = authmode;
551 
552 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_set_802_11_authentication_mode:psecuritypriv->ndisauthtype =%d", psecuritypriv->ndisauthtype));
553 
554 	if (psecuritypriv->ndisauthtype > 3)
555 		psecuritypriv->dot11AuthAlgrthm = dot11AuthAlgrthm_8021X;
556 
557 	res = rtw_set_auth(padapter, psecuritypriv);
558 
559 	if (res == _SUCCESS)
560 		ret = true;
561 	else
562 		ret = false;
563 
564 	return ret;
565 }
566 
567 u8 rtw_set_802_11_add_wep(struct adapter *padapter, struct ndis_802_11_wep *wep)
568 {
569 
570 	sint		keyid, res;
571 	struct security_priv *psecuritypriv = &(padapter->securitypriv);
572 	u8 ret = _SUCCESS;
573 
574 	keyid = wep->KeyIndex & 0x3fffffff;
575 
576 	if (keyid >= 4) {
577 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("MgntActrtw_set_802_11_add_wep:keyid>4 =>fail\n"));
578 		ret = false;
579 		goto exit;
580 	}
581 
582 	switch (wep->KeyLength) {
583 	case 5:
584 		psecuritypriv->dot11PrivacyAlgrthm = _WEP40_;
585 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength =5\n"));
586 		break;
587 	case 13:
588 		psecuritypriv->dot11PrivacyAlgrthm = _WEP104_;
589 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength = 13\n"));
590 		break;
591 	default:
592 		psecuritypriv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
593 		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("MgntActrtw_set_802_11_add_wep:wep->KeyLength!=5 or 13\n"));
594 		break;
595 	}
596 
597 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
598 		 ("rtw_set_802_11_add_wep:before memcpy, wep->KeyLength = 0x%x wep->KeyIndex = 0x%x  keyid =%x\n",
599 		  wep->KeyLength, wep->KeyIndex, keyid));
600 
601 	memcpy(&(psecuritypriv->dot11DefKey[keyid].skey[0]), &(wep->KeyMaterial), wep->KeyLength);
602 
603 	psecuritypriv->dot11DefKeylen[keyid] = wep->KeyLength;
604 
605 	psecuritypriv->dot11PrivacyKeyIndex = keyid;
606 
607 	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("rtw_set_802_11_add_wep:security key material : %x %x %x %x %x %x %x %x %x %x %x %x %x\n",
608 		psecuritypriv->dot11DefKey[keyid].skey[0], psecuritypriv->dot11DefKey[keyid].skey[1], psecuritypriv->dot11DefKey[keyid].skey[2],
609 		psecuritypriv->dot11DefKey[keyid].skey[3], psecuritypriv->dot11DefKey[keyid].skey[4], psecuritypriv->dot11DefKey[keyid].skey[5],
610 		psecuritypriv->dot11DefKey[keyid].skey[6], psecuritypriv->dot11DefKey[keyid].skey[7], psecuritypriv->dot11DefKey[keyid].skey[8],
611 		psecuritypriv->dot11DefKey[keyid].skey[9], psecuritypriv->dot11DefKey[keyid].skey[10], psecuritypriv->dot11DefKey[keyid].skey[11],
612 		psecuritypriv->dot11DefKey[keyid].skey[12]));
613 
614 	res = rtw_set_key(padapter, psecuritypriv, keyid, 1, true);
615 
616 	if (res == _FAIL)
617 		ret = false;
618 exit:
619 
620 	return ret;
621 }
622 
623 /*
624 * rtw_get_cur_max_rate -
625 * @adapter: pointer to struct adapter structure
626 *
627 * Return 0 or 100Kbps
628 */
629 u16 rtw_get_cur_max_rate(struct adapter *adapter)
630 {
631 	int	i = 0;
632 	u16 rate = 0, max_rate = 0;
633 	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;
634 	struct wlan_bssid_ex	*pcur_bss = &pmlmepriv->cur_network.network;
635 	struct sta_info *psta = NULL;
636 	u8 short_GI = 0;
637 	u8 rf_type = 0;
638 
639 	if ((check_fwstate(pmlmepriv, _FW_LINKED) != true)
640 		&& (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) != true))
641 		return 0;
642 
643 	psta = rtw_get_stainfo(&adapter->stapriv, get_bssid(pmlmepriv));
644 	if (psta == NULL)
645 		return 0;
646 
647 	short_GI = query_ra_short_GI(psta);
648 
649 	if (IsSupportedHT(psta->wireless_mode)) {
650 		rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
651 
652 		max_rate = rtw_mcs_rate(rf_type,
653 					((psta->bw_mode == CHANNEL_WIDTH_40)?1:0),
654 					short_GI,
655 					psta->htpriv.ht_cap.mcs.rx_mask);
656 	} else {
657 		while ((pcur_bss->SupportedRates[i] != 0) && (pcur_bss->SupportedRates[i] != 0xFF)) {
658 			rate = pcur_bss->SupportedRates[i]&0x7F;
659 			if (rate > max_rate)
660 				max_rate = rate;
661 			i++;
662 		}
663 
664 		max_rate = max_rate*10/2;
665 	}
666 
667 	return max_rate;
668 }
669