rtl8188eu/core/rtw_ioctl_set.c

/******************************************************************************
 *
 * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA
 *
 *
 ******************************************************************************/
#define _RTW_IOCTL_SET_C_


#include <osdep_service.h>
#include <drv_types.h>
#include <rtw_ioctl_set.h>
#include <hal_intf.h>

#include <usb_osintf.h>
#include <usb_ops.h>

extern void indicate_wx_scan_complete_event(struct adapter *padapter);

#define IS_MAC_ADDRESS_BROADCAST(addr) \
( \
	( (addr[0] == 0xff) && (addr[1] == 0xff) && \
		(addr[2] == 0xff) && (addr[3] == 0xff) && \
		(addr[4] == 0xff) && (addr[5] == 0xff) )  ? true : false \
)

u8 rtw_validate_ssid(struct ndis_802_11_ssid *ssid)
{
	u8	 i;
	u8	ret=true;

_func_enter_;

	if (ssid->SsidLength > 32) {
		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid length >32\n"));
		ret= false;
		goto exit;
	}

	for (i = 0; i < ssid->SsidLength; i++)
	{
		/* wifi, printable ascii code must be supported */
		if (!( (ssid->Ssid[i] >= 0x20) && (ssid->Ssid[i] <= 0x7e) )){
			RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_, ("ssid has nonprintabl ascii\n"));
			ret= false;
			break;
		}
	}

exit:

_func_exit_;

	return ret;
}

u8 rtw_do_join(struct adapter * padapter);
u8 rtw_do_join(struct adapter * padapter)
{
	unsigned long	irqL;
	struct list_head *plist, *phead;
	u8* pibss = NULL;
	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
	struct __queue *queue	= &(pmlmepriv->scanned_queue);
	u8 ret=_SUCCESS;

_func_enter_;

	_enter_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
	phead = get_list_head(queue);
	plist = get_next(phead);

	RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("\n rtw_do_join: phead = %p; plist = %p\n\n\n", phead, plist));

	pmlmepriv->cur_network.join_res = -2;

	set_fwstate(pmlmepriv, _FW_UNDER_LINKING);

	pmlmepriv->pscanned = plist;

	pmlmepriv->to_join = true;

	if (_rtw_queue_empty(queue)== true)
	{
		_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
		_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);

		/* when set_ssid/set_bssid for rtw_do_join(), but scanning queue is empty */
		/* we try to issue sitesurvey firstly */

		if (pmlmepriv->LinkDetectInfo.bBusyTraffic==false ||
		    pmlmepriv->to_roaming >0) {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_do_join(): site survey if scanned_queue is empty\n."));
			/*  submit site_survey_cmd */
			if (_SUCCESS!=(ret=rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ) {
				pmlmepriv->to_join = false;
				RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_do_join(): site survey return error\n."));
			}
		} else {
			pmlmepriv->to_join = false;
			ret = _FAIL;
		}

		goto exit;
	} else {
		int select_ret;
		_exit_critical_bh(&(pmlmepriv->scanned_queue.lock), &irqL);
		if ((select_ret=rtw_select_and_join_from_scanned_queue(pmlmepriv))==_SUCCESS) {
			pmlmepriv->to_join = false;
			_set_timer(&pmlmepriv->assoc_timer, MAX_JOIN_TIMEOUT);
		} else {
			if (check_fwstate(pmlmepriv, WIFI_ADHOC_STATE)==true) {
				/*  submit createbss_cmd to change to a ADHOC_MASTER */

				/* pmlmepriv->lock has been acquired by caller... */
				struct wlan_bssid_ex    *pdev_network = &(padapter->registrypriv.dev_network);

				pmlmepriv->fw_state = WIFI_ADHOC_MASTER_STATE;

				pibss = padapter->registrypriv.dev_network.MacAddress;

				_rtw_memset(&pdev_network->Ssid, 0, sizeof(struct ndis_802_11_ssid));
				_rtw_memcpy(&pdev_network->Ssid, &pmlmepriv->assoc_ssid, sizeof(struct ndis_802_11_ssid));

				rtw_update_registrypriv_dev_network(padapter);

				rtw_generate_random_ibss(pibss);

				if (rtw_createbss_cmd(padapter)!=_SUCCESS)
				{
					RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("***Error=>do_goin: rtw_createbss_cmd status FAIL***\n "));
					ret =  false;
					goto exit;
				}

				pmlmepriv->to_join = false;

				RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("***Error=> rtw_select_and_join_from_scanned_queue FAIL under STA_Mode***\n "));

			}
			else
			{
				/*  can't associate ; reset under-linking */
				_clr_fwstate_(pmlmepriv, _FW_UNDER_LINKING);

				/* when set_ssid/set_bssid for rtw_do_join(), but there are no desired bss in scanning queue */
				/* we try to issue sitesurvey firstly */
				if (pmlmepriv->LinkDetectInfo.bBusyTraffic==false ||
				    pmlmepriv->to_roaming >0) {
					if ( _SUCCESS!=(ret=rtw_sitesurvey_cmd(padapter, &pmlmepriv->assoc_ssid, 1, NULL, 0)) ){
						pmlmepriv->to_join = false;
						RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("do_join(): site survey return error\n."));
					}
				} else {
					ret = _FAIL;
					pmlmepriv->to_join = false;
				}
			}

		}

	}

exit:

_func_exit_;

	return ret;
}

u8 rtw_set_802_11_bssid(struct adapter* padapter, u8 *bssid)
{
	unsigned long irqL;
	u8 status=_SUCCESS;
	u32 cur_time = 0;

	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;

_func_enter_;

	DBG_88E_LEVEL(_drv_info_, "set bssid:%pM\n", bssid);

	if ((bssid[0]==0x00 && bssid[1]==0x00 && bssid[2]==0x00 && bssid[3]==0x00 && bssid[4]==0x00 &&bssid[5]==0x00) ||
	    (bssid[0]==0xFF && bssid[1]==0xFF && bssid[2]==0xFF && bssid[3]==0xFF && bssid[4]==0xFF &&bssid[5]==0xFF))
	{
		status = _FAIL;
		goto exit;
	}

	_enter_critical_bh(&pmlmepriv->lock, &irqL);


	DBG_88E("Set BSSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
		goto handle_tkip_countermeasure;
	} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
		goto release_mlme_lock;
	}

	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
	{
		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_, ("set_bssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));

		if (_rtw_memcmp(&pmlmepriv->cur_network.network.MacAddress, bssid, ETH_ALEN) == true)
		{
			if (check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false)
				goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
		} else {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set BSSID not the same bssid\n"));
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_bssid=%pM\n", (bssid) ));
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("cur_bssid=%pM\n", (pmlmepriv->cur_network.network.MacAddress) ));

			rtw_disassoc_cmd(padapter, 0, true);

			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				rtw_indicate_disconnect(padapter);

			rtw_free_assoc_resources(padapter, 1);

			if ((check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true)) {
				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}

handle_tkip_countermeasure:
	/* should we add something here...? */

	if (padapter->securitypriv.btkip_countermeasure == true) {
		cur_time = rtw_get_current_time();

		if ( (cur_time - padapter->securitypriv.btkip_countermeasure_time) > 60 * HZ )
		{
			padapter->securitypriv.btkip_countermeasure = false;
			padapter->securitypriv.btkip_countermeasure_time = 0;
		}
		else
		{
			status = _FAIL;
			goto release_mlme_lock;
		}
	}

	_rtw_memcpy(&pmlmepriv->assoc_bssid, bssid, ETH_ALEN);
	pmlmepriv->assoc_by_bssid=true;

	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
		pmlmepriv->to_join = true;
	}
	else {
		status = rtw_do_join(padapter);
	}

release_mlme_lock:
	_exit_critical_bh(&pmlmepriv->lock, &irqL);

exit:
	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
		("rtw_set_802_11_bssid: status=%d\n", status));

_func_exit_;

	return status;
}

u8 rtw_set_802_11_ssid(struct adapter* padapter, struct ndis_802_11_ssid *ssid)
{
	unsigned long irqL;
	u8 status = _SUCCESS;
	u32 cur_time = 0;

	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
	struct wlan_network *pnetwork = &pmlmepriv->cur_network;

_func_enter_;

	DBG_88E_LEVEL(_drv_info_, "set ssid [%s] fw_state=0x%08x\n",
			ssid->Ssid, get_fwstate(pmlmepriv));

	if (padapter->hw_init_completed==false){
		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
			 ("set_ssid: hw_init_completed==false=>exit!!!\n"));
		status = _FAIL;
		goto exit;
	}

	_enter_critical_bh(&pmlmepriv->lock, &irqL);

	DBG_88E("Set SSID under fw_state=0x%08x\n", get_fwstate(pmlmepriv));
	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
		goto handle_tkip_countermeasure;
	} else if (check_fwstate(pmlmepriv, _FW_UNDER_LINKING) == true) {
		goto release_mlme_lock;
	}

	if (check_fwstate(pmlmepriv, _FW_LINKED|WIFI_ADHOC_MASTER_STATE) == true)
	{
		RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
			 ("set_ssid: _FW_LINKED||WIFI_ADHOC_MASTER_STATE\n"));

		if ((pmlmepriv->assoc_ssid.SsidLength == ssid->SsidLength) &&
		    (_rtw_memcmp(&pmlmepriv->assoc_ssid.Ssid, ssid->Ssid, ssid->SsidLength) == true))
		{
			if ((check_fwstate(pmlmepriv, WIFI_STATION_STATE) == false))
			{
				RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
					 ("Set SSID is the same ssid, fw_state=0x%08x\n",
					  get_fwstate(pmlmepriv)));

				if (rtw_is_same_ibss(padapter, pnetwork) == false)
				{
					/* if in WIFI_ADHOC_MASTER_STATE | WIFI_ADHOC_STATE, create bss or rejoin again */
					rtw_disassoc_cmd(padapter, 0, true);

					if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
						rtw_indicate_disconnect(padapter);

					rtw_free_assoc_resources(padapter, 1);

					if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
						_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
						set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
					}
				} else {
					goto release_mlme_lock;/* it means driver is in WIFI_ADHOC_MASTER_STATE, we needn't create bss again. */
				}
			} else {
				rtw_lps_ctrl_wk_cmd(padapter, LPS_CTRL_JOINBSS, 1);
			}
		} else {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("Set SSID not the same ssid\n"));
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_ssid=[%s] len=0x%x\n", ssid->Ssid, (unsigned int)ssid->SsidLength));
			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));

			rtw_disassoc_cmd(padapter, 0, true);

			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
				rtw_indicate_disconnect(padapter);

			rtw_free_assoc_resources(padapter, 1);

			if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) == true) {
				_clr_fwstate_(pmlmepriv, WIFI_ADHOC_MASTER_STATE);
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
			}
		}
	}

handle_tkip_countermeasure:

	if (padapter->securitypriv.btkip_countermeasure == true) {
		cur_time = rtw_get_current_time();

		if ( (cur_time - padapter->securitypriv.btkip_countermeasure_time) > 60 * HZ )
		{
			padapter->securitypriv.btkip_countermeasure = false;
			padapter->securitypriv.btkip_countermeasure_time = 0;
		}
		else
		{
			status = _FAIL;
			goto release_mlme_lock;
		}
	}

	_rtw_memcpy(&pmlmepriv->assoc_ssid, ssid, sizeof(struct ndis_802_11_ssid));
	pmlmepriv->assoc_by_bssid=false;

	if (check_fwstate(pmlmepriv, _FW_UNDER_SURVEY) == true) {
		pmlmepriv->to_join = true;
	}
	else {
		status = rtw_do_join(padapter);
	}

release_mlme_lock:
	_exit_critical_bh(&pmlmepriv->lock, &irqL);

exit:
	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_err_,
		("-rtw_set_802_11_ssid: status=%d\n", status));

_func_exit_;

	return status;

}

u8 rtw_set_802_11_infrastructure_mode(struct adapter* padapter,
	enum ndis_802_11_network_infra networktype)
{
	unsigned long irqL;
	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
	struct	wlan_network	*cur_network = &pmlmepriv->cur_network;
	enum ndis_802_11_network_infra* pold_state = &(cur_network->network.InfrastructureMode);

_func_enter_;

	RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_notice_,
		 ("+rtw_set_802_11_infrastructure_mode: old=%d new=%d fw_state=0x%08x\n",
		  *pold_state, networktype, get_fwstate(pmlmepriv)));

	if (*pold_state != networktype)
	{
		_enter_critical_bh(&pmlmepriv->lock, &irqL);

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,(" change mode!"));
		/* DBG_88E("change mode, old_mode=%d, new_mode=%d, fw_state=0x%x\n", *pold_state, networktype, get_fwstate(pmlmepriv)); */

		if (*pold_state==Ndis802_11APMode)
		{
			/* change to other mode from Ndis802_11APMode */
			cur_network->join_res = -1;

#ifdef CONFIG_AP_MODE
			stop_ap_mode(padapter);
#endif
		}

		if ((check_fwstate(pmlmepriv, _FW_LINKED)== true) ||(*pold_state==Ndis802_11IBSS))
			rtw_disassoc_cmd(padapter, 0, true);

		if ((check_fwstate(pmlmepriv, _FW_LINKED)== true) ||
			(check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE)== true) )
			rtw_free_assoc_resources(padapter, 1);

		if ((*pold_state == Ndis802_11Infrastructure) ||(*pold_state == Ndis802_11IBSS))
	       {
			if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
			{
				rtw_indicate_disconnect(padapter); /* will clr Linked_state; before this function, we must have chked whether  issue dis-assoc_cmd or not */
			}
	       }

		*pold_state = networktype;

		_clr_fwstate_(pmlmepriv, ~WIFI_NULL_STATE);

		switch (networktype)
		{
			case Ndis802_11IBSS:
				set_fwstate(pmlmepriv, WIFI_ADHOC_STATE);
				break;

			case Ndis802_11Infrastructure:
				set_fwstate(pmlmepriv, WIFI_STATION_STATE);
				break;

			case Ndis802_11APMode:
				set_fwstate(pmlmepriv, WIFI_AP_STATE);
#ifdef CONFIG_AP_MODE
				start_ap_mode(padapter);
#endif

				break;

			case Ndis802_11AutoUnknown:
			case Ndis802_11InfrastructureMax:
				break;
		}
		_exit_critical_bh(&pmlmepriv->lock, &irqL);
	}

_func_exit_;

	return true;
}


u8 rtw_set_802_11_disassociate(struct adapter *padapter)
{
	unsigned long irqL;
	struct mlme_priv * pmlmepriv = &padapter->mlmepriv;

_func_enter_;

	_enter_critical_bh(&pmlmepriv->lock, &irqL);

	if (check_fwstate(pmlmepriv, _FW_LINKED) == true)
	{
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("MgntActrtw_set_802_11_disassociate: rtw_indicate_disconnect\n"));

		rtw_disassoc_cmd(padapter, 0, true);
		rtw_indicate_disconnect(padapter);
		rtw_free_assoc_resources(padapter, 1);
		rtw_pwr_wakeup(padapter);
	}

	_exit_critical_bh(&pmlmepriv->lock, &irqL);

_func_exit_;

	return true;
}

u8 rtw_set_802_11_bssid_list_scan(struct adapter* padapter, struct ndis_802_11_ssid *pssid, int ssid_max_num)
{
	unsigned long	irqL;
	struct	mlme_priv		*pmlmepriv= &padapter->mlmepriv;
	u8	res=true;

_func_enter_;

	RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("+rtw_set_802_11_bssid_list_scan(), fw_state=%x\n", get_fwstate(pmlmepriv)));

	if (padapter == NULL) {
		res=false;
		goto exit;
	}
	if (padapter->hw_init_completed==false){
		res = false;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n===rtw_set_802_11_bssid_list_scan:hw_init_completed==false===\n"));
		goto exit;
	}

	if ((check_fwstate(pmlmepriv, _FW_UNDER_SURVEY|_FW_UNDER_LINKING) == true) ||
		(pmlmepriv->LinkDetectInfo.bBusyTraffic == true))
	{
		/*  Scan or linking is in progress, do nothing. */
		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)));
		res = true;

		if (check_fwstate(pmlmepriv, (_FW_UNDER_SURVEY|_FW_UNDER_LINKING))== true){
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n###_FW_UNDER_SURVEY|_FW_UNDER_LINKING\n\n"));
		} else {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n###pmlmepriv->sitesurveyctrl.traffic_busy==true\n\n"));
		}
	} else {
		if (rtw_is_scan_deny(padapter)) {
			DBG_88E(FUNC_ADPT_FMT": scan deny\n", FUNC_ADPT_ARG(padapter));
			indicate_wx_scan_complete_event(padapter);
			return _SUCCESS;
		}

		_enter_critical_bh(&pmlmepriv->lock, &irqL);

		res = rtw_sitesurvey_cmd(padapter, pssid, ssid_max_num, NULL, 0);

		_exit_critical_bh(&pmlmepriv->lock, &irqL);
	}
exit:

_func_exit_;

	return res;
}

u8 rtw_set_802_11_authentication_mode(struct adapter* padapter, enum ndis_802_11_auth_mode authmode)
{
	struct security_priv *psecuritypriv = &padapter->securitypriv;
	int res;
	u8 ret;

_func_enter_;

	RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("set_802_11_auth.mode(): mode=%x\n", authmode));

	psecuritypriv->ndisauthtype=authmode;

	RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_authentication_mode:psecuritypriv->ndisauthtype=%d", psecuritypriv->ndisauthtype));

	if (psecuritypriv->ndisauthtype>3)
		psecuritypriv->dot11AuthAlgrthm=dot11AuthAlgrthm_8021X;

	res=rtw_set_auth(padapter,psecuritypriv);

	if (res==_SUCCESS)
		ret=true;
	else
		ret=false;

_func_exit_;

	return ret;
}

u8 rtw_set_802_11_add_wep(struct adapter* padapter, struct ndis_802_11_wep *wep){

	int		keyid,res;
	struct security_priv* psecuritypriv=&(padapter->securitypriv);
	u8		ret=_SUCCESS;

_func_enter_;

	keyid=wep->KeyIndex & 0x3fffffff;

	if (keyid>4) {
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("MgntActrtw_set_802_11_add_wep:keyid>4=>fail\n"));
		ret=false;
		goto exit;
	}

	switch (wep->KeyLength) {
	case 5:
		psecuritypriv->dot11PrivacyAlgrthm=_WEP40_;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("MgntActrtw_set_802_11_add_wep:wep->KeyLength=5\n"));
		break;
	case 13:
		psecuritypriv->dot11PrivacyAlgrthm=_WEP104_;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("MgntActrtw_set_802_11_add_wep:wep->KeyLength=13\n"));
		break;
	default:
		psecuritypriv->dot11PrivacyAlgrthm=_NO_PRIVACY_;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("MgntActrtw_set_802_11_add_wep:wep->KeyLength!=5 or 13\n"));
		break;
	}
	RT_TRACE(_module_rtl871x_ioctl_set_c_, _drv_info_,
		 ("rtw_set_802_11_add_wep:befor memcpy, wep->KeyLength=0x%x wep->KeyIndex=0x%x  keyid =%x\n",
		 wep->KeyLength,wep->KeyIndex,keyid));

	_rtw_memcpy(&(psecuritypriv->dot11DefKey[keyid].skey[0]),&(wep->KeyMaterial),wep->KeyLength);

	psecuritypriv->dot11DefKeylen[keyid]=wep->KeyLength;

	psecuritypriv->dot11PrivacyKeyIndex=keyid;

	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",
		psecuritypriv->dot11DefKey[keyid].skey[0],psecuritypriv->dot11DefKey[keyid].skey[1],psecuritypriv->dot11DefKey[keyid].skey[2],
		psecuritypriv->dot11DefKey[keyid].skey[3],psecuritypriv->dot11DefKey[keyid].skey[4],psecuritypriv->dot11DefKey[keyid].skey[5],
		psecuritypriv->dot11DefKey[keyid].skey[6],psecuritypriv->dot11DefKey[keyid].skey[7],psecuritypriv->dot11DefKey[keyid].skey[8],
		psecuritypriv->dot11DefKey[keyid].skey[9],psecuritypriv->dot11DefKey[keyid].skey[10],psecuritypriv->dot11DefKey[keyid].skey[11],
		psecuritypriv->dot11DefKey[keyid].skey[12]));

	res=rtw_set_key(padapter,psecuritypriv, keyid, 1);

	if (res==_FAIL)
		ret= false;
exit:

_func_exit_;

	return ret;

}

u8 rtw_set_802_11_remove_wep(struct adapter* padapter, u32 keyindex){

	u8 ret=_SUCCESS;

_func_enter_;

	if (keyindex >= 0x80000000 || padapter == NULL){

		ret=false;
		goto exit;

	}
	else
	{
		int res;
		struct security_priv* psecuritypriv=&(padapter->securitypriv);
		if ( keyindex < 4 ){

			_rtw_memset(&psecuritypriv->dot11DefKey[keyindex], 0, 16);

			res=rtw_set_key(padapter,psecuritypriv,keyindex, 0);

			psecuritypriv->dot11DefKeylen[keyindex]=0;

			if (res==_FAIL)
				ret=_FAIL;

		}
		else
		{
			ret=_FAIL;
		}

	}

exit:

_func_exit_;

	return ret;

}

u8 rtw_set_802_11_add_key(struct adapter* padapter, struct ndis_802_11_key *key){

	uint	encryptionalgo;
	u8 * pbssid;
	struct sta_info *stainfo;
	u8	bgroup = false;
	u8	bgrouptkey = false;/* can be remove later */
	u8	ret=_SUCCESS;

_func_enter_;

	if (((key->KeyIndex & 0x80000000) == 0) && ((key->KeyIndex & 0x40000000) > 0)){

		/*  It is invalid to clear bit 31 and set bit 30. If the miniport driver encounters this combination, */
		/*  it must fail the request and return NDIS_STATUS_INVALID_DATA. */
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_add_key: ((key->KeyIndex & 0x80000000) == 0)[=%d] ",(int)(key->KeyIndex & 0x80000000) == 0));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_add_key:((key->KeyIndex & 0x40000000) > 0)[=%d]" , (int)(key->KeyIndex & 0x40000000) > 0));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_info_,("rtw_set_802_11_add_key: key->KeyIndex=%d\n" ,(int)key->KeyIndex));
		ret= _FAIL;
		goto exit;
	}

	if (key->KeyIndex & 0x40000000)
	{
		/*  Pairwise key */

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY: +++++ Pairwise key +++++\n"));

		pbssid=get_bssid(&padapter->mlmepriv);
		stainfo=rtw_get_stainfo(&padapter->stapriv, pbssid);

		if ((stainfo!=NULL)&&(padapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X)){
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY:( stainfo!=NULL)&&(Adapter->securitypriv.dot11AuthAlgrthm==dot11AuthAlgrthm_8021X)\n"));
			encryptionalgo=stainfo->dot118021XPrivacy;
		}
		else{
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY: stainfo==NULL)||(Adapter->securitypriv.dot11AuthAlgrthm!=dot11AuthAlgrthm_8021X)\n"));
			encryptionalgo=padapter->securitypriv.dot11PrivacyAlgrthm;
		}

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_set_802_11_add_key: (encryptionalgo ==%d)!\n",encryptionalgo ));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_set_802_11_add_key: (Adapter->securitypriv.dot11PrivacyAlgrthm ==%d)!\n",padapter->securitypriv.dot11PrivacyAlgrthm));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_set_802_11_add_key: (Adapter->securitypriv.dot11AuthAlgrthm ==%d)!\n",padapter->securitypriv.dot11AuthAlgrthm));

		if ((stainfo!=NULL)){
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("rtw_set_802_11_add_key: (stainfo->dot118021XPrivacy ==%d)!\n", stainfo->dot118021XPrivacy));
		}

		if (key->KeyIndex & 0x000000FF){
			/*  The key index is specified in the lower 8 bits by values of zero to 255. */
			/*  The key index should be set to zero for a Pairwise key, and the driver should fail with */
			/*  NDIS_STATUS_INVALID_DATA if the lower 8 bits is not zero */
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,(" key->KeyIndex & 0x000000FF.\n"));
			ret= _FAIL;
			goto exit;
		}

		/*  check BSSID */
		if (IS_MAC_ADDRESS_BROADCAST(key->BSSID) == true){

			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("MacAddr_isBcst(key->BSSID)\n"));
			ret= false;
			goto exit;
		}

		/*  Check key length for TKIP. */
		if ((encryptionalgo== _TKIP_)&& (key->KeyLength != 32)){
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("TKIP KeyLength:0x%x != 32\n", key->KeyLength));
			ret=_FAIL;
			goto exit;

		}

		/*  Check key length for AES. */
		if ((encryptionalgo== _AES_)&& (key->KeyLength != 16)) {
			/*  For our supplicant, EAPPkt9x.vxd, cannot differentiate TKIP and AES case. */
			if (key->KeyLength == 32) {
				key->KeyLength = 16;
			} else {
				ret= _FAIL;
				goto exit;
			}
		}

		/*  Check key length for WEP. For NDTEST, 2005.01.27, by rcnjko. */
		if (	(encryptionalgo== _WEP40_|| encryptionalgo== _WEP104_) && (key->KeyLength != 5 || key->KeyLength != 13)) {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("WEP KeyLength:0x%x != 5 or 13\n", key->KeyLength));
			ret=_FAIL;
			goto exit;
		}

		bgroup = false;

		/*  Check the pairwise key. Added by Annie, 2005-07-06. */
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n"));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("[Pairwise Key set]\n"));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n"));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("key index: 0x%8x(0x%8x)\n", key->KeyIndex,(key->KeyIndex&0x3)));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("key Length: %d\n", key->KeyLength));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n"));

	}
	else
	{
		/*  Group key - KeyIndex(BIT30==0) */
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY: +++++ Group key +++++\n"));


		/*  when add wep key through add key and didn't assigned encryption type before */
		if ((padapter->securitypriv.ndisauthtype<=3)&&(padapter->securitypriv.dot118021XGrpPrivacy==0))
		{
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("keylen=%d( Adapter->securitypriv.dot11PrivacyAlgrthm=%x  )padapter->securitypriv.dot118021XGrpPrivacy(%x)\n", key->KeyLength,padapter->securitypriv.dot11PrivacyAlgrthm,padapter->securitypriv.dot118021XGrpPrivacy));

			switch (key->KeyLength)
			{
				case 5:
					padapter->securitypriv.dot11PrivacyAlgrthm=_WEP40_;
					RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("Adapter->securitypriv.dot11PrivacyAlgrthm= %x key->KeyLength=%u\n", padapter->securitypriv.dot11PrivacyAlgrthm,key->KeyLength));
					break;
				case 13:
					padapter->securitypriv.dot11PrivacyAlgrthm=_WEP104_;
					RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("Adapter->securitypriv.dot11PrivacyAlgrthm= %x key->KeyLength=%u\n", padapter->securitypriv.dot11PrivacyAlgrthm,key->KeyLength));
					break;
				default:
					padapter->securitypriv.dot11PrivacyAlgrthm=_NO_PRIVACY_;
					RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("Adapter->securitypriv.dot11PrivacyAlgrthm= %x key->KeyLength=%u\n", padapter->securitypriv.dot11PrivacyAlgrthm,key->KeyLength));
					break;
			}

			encryptionalgo=padapter->securitypriv.dot11PrivacyAlgrthm;

			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,(" Adapter->securitypriv.dot11PrivacyAlgrthm=%x\n", padapter->securitypriv.dot11PrivacyAlgrthm));

		}
		else
		{
			encryptionalgo=padapter->securitypriv.dot118021XGrpPrivacy;
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("( Adapter->securitypriv.dot11PrivacyAlgrthm=%x  )encryptionalgo(%x)=padapter->securitypriv.dot118021XGrpPrivacy(%x)keylen=%d\n", padapter->securitypriv.dot11PrivacyAlgrthm,encryptionalgo,padapter->securitypriv.dot118021XGrpPrivacy,key->KeyLength));

		}

		if ((check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE)==true) && (IS_MAC_ADDRESS_BROADCAST(key->BSSID) == false)) {
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,(" IBSS but BSSID is not Broadcast Address.\n"));
			ret= _FAIL;
			goto exit;
		}

		/*  Check key length for TKIP */
		if ((encryptionalgo== _TKIP_) && (key->KeyLength != 32)) {

			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,(" TKIP GTK KeyLength:%u != 32\n", key->KeyLength));
			ret= _FAIL;
			goto exit;

		} else if (encryptionalgo== _AES_ && (key->KeyLength != 16 && key->KeyLength != 32) ) {

			/*  Check key length for AES */
			/*  For NDTEST, we allow keylen=32 in this case. 2005.01.27, by rcnjko. */
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("<=== SetInfo, OID_802_11_ADD_KEY: AES GTK KeyLength:%u != 16 or 32\n", key->KeyLength));
			ret= _FAIL;
			goto exit;
		}

		/*  Change the key length for EAPPkt9x.vxd. Added by Annie, 2005-11-03. */
		if ((encryptionalgo==  _AES_) && (key->KeyLength == 32) ) {
			key->KeyLength = 16;
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("AES key length changed: %u\n", key->KeyLength) );
		}

		if (key->KeyIndex & 0x8000000) {/* error ??? 0x8000_0000 */
			bgrouptkey = true;
		}

		if ((check_fwstate(&padapter->mlmepriv, WIFI_ADHOC_STATE)==true)&&(check_fwstate(&padapter->mlmepriv, _FW_LINKED)==true))
		{
			bgrouptkey = true;
		}

		bgroup = true;

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n") );
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("[Group Key set]\n") );
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n")) ;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("key index: 0x%8x(0x%8x)\n", key->KeyIndex,(key->KeyIndex&0x3)));
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("key Length: %d\n", key->KeyLength)) ;
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("------------------------------------------\n"));

	}

	/*  If WEP encryption algorithm, just call rtw_set_802_11_add_wep(). */
	if ((padapter->securitypriv.dot11AuthAlgrthm !=dot11AuthAlgrthm_8021X)&&(encryptionalgo== _WEP40_  || encryptionalgo== _WEP104_))
	{
		u32 keyindex;
		u32 len = FIELD_OFFSET(struct ndis_802_11_key, KeyMaterial) + key->KeyLength;
		struct ndis_802_11_wep *wep = &padapter->securitypriv.ndiswep;

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY: +++++ WEP key +++++\n"));

		wep->Length = len;
		keyindex = key->KeyIndex&0x7fffffff;
		wep->KeyIndex = keyindex ;
		wep->KeyLength = key->KeyLength;

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY:Before memcpy\n"));

		_rtw_memcpy(wep->KeyMaterial, key->KeyMaterial, key->KeyLength);
		_rtw_memcpy(&(padapter->securitypriv.dot11DefKey[keyindex].skey[0]), key->KeyMaterial, key->KeyLength);

		padapter->securitypriv.dot11DefKeylen[keyindex]=key->KeyLength;
		padapter->securitypriv.dot11PrivacyKeyIndex=keyindex;

		ret = rtw_set_802_11_add_wep(padapter, wep);

		goto exit;

	}

	if (key->KeyIndex & 0x20000000){
		/*  SetRSC */
		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("OID_802_11_ADD_KEY: +++++ SetRSC+++++\n"));
		if (bgroup == true)
		{
			unsigned long long keysrc = key->KeyRSC & 0x00FFFFFFFFFFFFULL;
			_rtw_memcpy(&padapter->securitypriv.dot11Grprxpn, &keysrc, 8);
		}
		else
		{
			unsigned long long keysrc = key->KeyRSC & 0x00FFFFFFFFFFFFULL;
			_rtw_memcpy(&padapter->securitypriv.dot11Grptxpn, &keysrc, 8);
		}

	}

	/*  Indicate this key idx is used for TX */
	/*  Save the key in KeyMaterial */
	if (bgroup == true) /*  Group transmit key */
	{
		int res;

		if (bgrouptkey == true)
		{
			padapter->securitypriv.dot118021XGrpKeyid=(u8)key->KeyIndex;
		}

		if ((key->KeyIndex&0x3) == 0){
			ret = _FAIL;
			goto exit;
		}

		_rtw_memset(&padapter->securitypriv.dot118021XGrpKey[(u8)((key->KeyIndex) & 0x03)], 0, 16);
		_rtw_memset(&padapter->securitypriv.dot118021XGrptxmickey[(u8)((key->KeyIndex) & 0x03)], 0, 16);
		_rtw_memset(&padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)], 0, 16);

		if ((key->KeyIndex & 0x10000000))
		{
			_rtw_memcpy(&padapter->securitypriv.dot118021XGrptxmickey[(u8)((key->KeyIndex) & 0x03)], key->KeyMaterial + 16, 8);
			_rtw_memcpy(&padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)], key->KeyMaterial + 24, 8);

			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:rx mic :0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n",
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[0],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[1],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[2],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[3],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[4],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[5],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[6],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[7]));
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:set Group mic key!!!!!!!!\n"));

		}
		else
		{
			_rtw_memcpy(&padapter->securitypriv.dot118021XGrptxmickey[(u8)((key->KeyIndex) & 0x03)], key->KeyMaterial + 24, 8);
			_rtw_memcpy(&padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)], key->KeyMaterial + 16, 8);

			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:rx mic :0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x:0x%02x\n",
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[0],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[1],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[2],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[3],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[4],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[5],
				padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex) & 0x03)].skey[6],padapter->securitypriv.dot118021XGrprxmickey[(u8)((key->KeyIndex-1) & 0x03)].skey[7]));
			RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:set Group mic key!!!!!!!!\n"));

		}

		/* set group key by index */
		_rtw_memcpy(&padapter->securitypriv.dot118021XGrpKey[(u8)((key->KeyIndex) & 0x03)], key->KeyMaterial, key->KeyLength);

		key->KeyIndex=key->KeyIndex & 0x03;

		padapter->securitypriv.binstallGrpkey=true;

		padapter->securitypriv.bcheck_grpkey=false;

		RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("reset group key"));

		res=rtw_set_key(padapter,&padapter->securitypriv, key->KeyIndex, 1);

		if (res==_FAIL)
			ret= _FAIL;

		goto exit;

	}
	else /*  Pairwise Key */
	{
		u8 res;

		pbssid=get_bssid(&padapter->mlmepriv);
		stainfo=rtw_get_stainfo(&padapter->stapriv , pbssid );

		if (stainfo!=NULL)
		{
			_rtw_memset( &stainfo->dot118021x_UncstKey, 0, 16);/*  clear keybuffer */

			_rtw_memcpy(&stainfo->dot118021x_UncstKey, key->KeyMaterial, 16);

			if (encryptionalgo== _TKIP_)
			{
				padapter->securitypriv.busetkipkey=false;

				/* _set_timer(&padapter->securitypriv.tkip_timer, 50); */

				RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n ==========_set_timer\n"));

				/*  if TKIP, save the Receive/Transmit MIC key in KeyMaterial[128-255] */
				if ((key->KeyIndex & 0x10000000)){
					_rtw_memcpy(&stainfo->dot11tkiptxmickey, key->KeyMaterial + 16, 8);
					_rtw_memcpy(&stainfo->dot11tkiprxmickey, key->KeyMaterial + 24, 8);

				} else {
					_rtw_memcpy(&stainfo->dot11tkiptxmickey, key->KeyMaterial + 24, 8);
					_rtw_memcpy(&stainfo->dot11tkiprxmickey, key->KeyMaterial + 16, 8);

				}

			}
			else if (encryptionalgo == _AES_)
			{

			}


			/* Set key to CAM through H2C command */
			if (bgrouptkey)/* never go to here */
			{
				res=rtw_setstakey_cmd(padapter, (unsigned char *)stainfo, false);
				RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:rtw_setstakey_cmd(group)\n"));
			}
			else{
				res=rtw_setstakey_cmd(padapter, (unsigned char *)stainfo, true);
				RT_TRACE(_module_rtl871x_ioctl_set_c_,_drv_err_,("\n rtw_set_802_11_add_key:rtw_setstakey_cmd(unicast)\n"));
			}

			if (res ==false)
				ret= _FAIL;

		}

	}

exit:

_func_exit_;

	return ret;
}

u8 rtw_set_802_11_remove_key(struct adapter*	padapter, struct ndis_802_11_remove_key *key){

	u8 *pbssid;
	struct sta_info *stainfo;
	u8	bgroup = (key->KeyIndex & 0x4000000) > 0 ? false: true;
	u8	keyIndex = (u8)key->KeyIndex & 0x03;
	u8	ret=_SUCCESS;

_func_enter_;

	if ((key->KeyIndex & 0xbffffffc) > 0) {
		ret=_FAIL;
		goto exit;
	}

	if (bgroup == true) {
		/*  clear group key by index */

		_rtw_memset(&padapter->securitypriv.dot118021XGrpKey[keyIndex], 0, 16);

		/*  \todo Send a H2C Command to Firmware for removing this Key in CAM Entry. */
	} else {
		pbssid=get_bssid(&padapter->mlmepriv);
		stainfo=rtw_get_stainfo(&padapter->stapriv , pbssid );
		if (stainfo) {
			/*  clear key by BSSID */
			_rtw_memset(&stainfo->dot118021x_UncstKey, 0, 16);

			/*  \todo Send a H2C Command to Firmware for disable this Key in CAM Entry. */
		} else {
			ret= _FAIL;
			goto exit;
		}
	}
exit:

_func_exit_;
	return ret;
}

/*
* rtw_get_cur_max_rate -
* @adapter: pointer to struct adapter structure
*
* Return 0 or 100Kbps
*/
u16 rtw_get_cur_max_rate(struct adapter *adapter)
{
	int	i = 0;
	u8	*p;
	u16	rate = 0, max_rate = 0;
	struct mlme_ext_priv	*pmlmeext = &adapter->mlmeextpriv;
	struct mlme_ext_info	*pmlmeinfo = &(pmlmeext->mlmext_info);
	struct registry_priv *pregistrypriv = &adapter->registrypriv;
	struct mlme_priv	*pmlmepriv = &adapter->mlmepriv;
	struct wlan_bssid_ex  *pcur_bss = &pmlmepriv->cur_network.network;
#ifdef CONFIG_80211N_HT
	struct rtw_ieee80211_ht_cap *pht_capie;
	u8	rf_type = 0;
	u8	bw_40MHz=0, short_GI_20=0, short_GI_40=0;
	u16	mcs_rate=0;
	u32	ht_ielen = 0;
#endif

	if (adapter->registrypriv.mp_mode == 1)
	{
		if (check_fwstate(pmlmepriv, WIFI_MP_STATE) == true)
			return 0;
	}

	if ((check_fwstate(pmlmepriv, _FW_LINKED) != true)
		&& (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) != true))
		return 0;

#ifdef CONFIG_80211N_HT
	if (pmlmeext->cur_wireless_mode & (WIRELESS_11_24N|WIRELESS_11_5N)) {
		p = rtw_get_ie(&pcur_bss->IEs[12], _HT_CAPABILITY_IE_, &ht_ielen, pcur_bss->IELength-12);
		if (p && ht_ielen>0)
		{
			pht_capie = (struct rtw_ieee80211_ht_cap *)(p+2);

			_rtw_memcpy(&mcs_rate , pht_capie->supp_mcs_set, 2);

			/* cur_bwmod is updated by beacon, pmlmeinfo is updated by association response */
			bw_40MHz = (pmlmeext->cur_bwmode && (HT_INFO_HT_PARAM_REC_TRANS_CHNL_WIDTH & pmlmeinfo->HT_info.infos[0])) ? 1:0;

			short_GI_20 = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info)&IEEE80211_HT_CAP_SGI_20) ? 1:0;
			short_GI_40 = (le16_to_cpu(pmlmeinfo->HT_caps.u.HT_cap_element.HT_caps_info)&IEEE80211_HT_CAP_SGI_40) ? 1:0;

			rtw_hal_get_hwreg(adapter, HW_VAR_RF_TYPE, (u8 *)(&rf_type));
			max_rate = rtw_mcs_rate(
				rf_type,
				bw_40MHz & (pregistrypriv->cbw40_enable),
				short_GI_20,
				short_GI_40,
				pmlmeinfo->HT_caps.u.HT_cap_element.MCS_rate
			);
		}
	}
	else
#endif /* CONFIG_80211N_HT */
	{
		while ( (pcur_bss->SupportedRates[i]!=0) && (pcur_bss->SupportedRates[i]!=0xFF))
		{
			rate = pcur_bss->SupportedRates[i]&0x7F;
			if (rate>max_rate)
				max_rate = rate;
			i++;
		}

		max_rate = max_rate*10/2;
	}

	return max_rate;
}

/*
* rtw_set_scan_mode -
* @adapter: pointer to struct adapter structure
* @scan_mode:
*
* Return _SUCCESS or _FAIL
*/
int rtw_set_scan_mode(struct adapter *adapter, enum rt_scan_type scan_mode)
{
	if (scan_mode != SCAN_ACTIVE && scan_mode != SCAN_PASSIVE)
		return _FAIL;

	adapter->mlmepriv.scan_mode = scan_mode;

	return _SUCCESS;
}

/*
* rtw_set_channel_plan -
* @adapter: pointer to struct adapter structure
* @channel_plan:
*
* Return _SUCCESS or _FAIL
*/
int rtw_set_channel_plan(struct adapter *adapter, u8 channel_plan)
{
	struct registry_priv *pregistrypriv = &adapter->registrypriv;
	struct mlme_priv *pmlmepriv = &adapter->mlmepriv;

	/* handle by cmd_thread to sync with scan operation */
	return rtw_set_chplan_cmd(adapter, channel_plan, 1);
}

/*
* rtw_set_country -
* @adapter: pointer to struct adapter structure
* @country_code: string of country code
*
* Return _SUCCESS or _FAIL
*/
int rtw_set_country(struct adapter *adapter, const char *country_code)
{
	int channel_plan = RT_CHANNEL_DOMAIN_WORLD_WIDE_5G;

	DBG_88E("%s country_code:%s\n", __func__, country_code);

	/* TODO: should have a table to match country code and RT_CHANNEL_DOMAIN */
	/* TODO: should consider 2-character and 3-character country code */
	if (0 == strcmp(country_code, "US"))
		channel_plan = RT_CHANNEL_DOMAIN_FCC;
	else if (0 == strcmp(country_code, "EU"))
		channel_plan = RT_CHANNEL_DOMAIN_ETSI;
	else if (0 == strcmp(country_code, "JP"))
		channel_plan = RT_CHANNEL_DOMAIN_MKK;
	else if (0 == strcmp(country_code, "CN"))
		channel_plan = RT_CHANNEL_DOMAIN_CHINA;
	else
		DBG_88E("%s unknown country_code:%s\n", __func__, country_code);

	return rtw_set_channel_plan(adapter, channel_plan);
}