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/******************************************************************************
*
* Copyright(c) 2007 - 2011 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.
*
******************************************************************************/
#define _MLME_OSDEP_C_
#include <osdep_service.h>
#include <drv_types.h>
#include <mlme_osdep.h>
#include <rtw_ioctl_set.h>
static struct rt_pmkid_list backupPMKIDList[NUM_PMKID_CACHE];
void rtw_reset_securitypriv23a(struct rtw_adapter *adapter)
{
u8 backupPMKIDIndex = 0;
u8 backupTKIPCountermeasure = 0x00;
unsigned long backupTKIPcountermeasure_time = 0;
if (adapter->securitypriv.dot11AuthAlgrthm ==
dot11AuthAlgrthm_8021X) { /* 802.1x */
/* We have to backup the PMK information for WiFi PMK
* Caching test item.
* Backup the btkip_countermeasure information.
* When the countermeasure is trigger, the driver have to
* disconnect with AP for 60 seconds.
*/
memcpy(&backupPMKIDList[0], &adapter->securitypriv.PMKIDList[0],
sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
backupPMKIDIndex = adapter->securitypriv.PMKIDIndex;
backupTKIPCountermeasure = adapter->securitypriv.btkip_countermeasure;
backupTKIPcountermeasure_time = adapter->securitypriv.btkip_countermeasure_time;
memset((unsigned char *)&adapter->securitypriv, 0,
sizeof (struct security_priv));
/* Restore the PMK information to securitypriv structure
* for the following connection.
*/
memcpy(&adapter->securitypriv.PMKIDList[0], &backupPMKIDList[0],
sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
adapter->securitypriv.PMKIDIndex = backupPMKIDIndex;
adapter->securitypriv.btkip_countermeasure = backupTKIPCountermeasure;
adapter->securitypriv.btkip_countermeasure_time = backupTKIPcountermeasure_time;
adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
} else { /* reset values in securitypriv */
struct security_priv *psec_priv = &adapter->securitypriv;
/* open system */
psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;
psec_priv->dot11PrivacyAlgrthm = 0;
psec_priv->dot11PrivacyKeyIndex = 0;
psec_priv->dot118021XGrpPrivacy = 0;
psec_priv->dot118021XGrpKeyid = 1;
psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
}
}
void rtw_os_indicate_disconnect23a(struct rtw_adapter *adapter)
{
/* Do it first for tx broadcast pkt after disconnection issue! */
netif_carrier_off(adapter->pnetdev);
rtw_cfg80211_indicate_disconnect(adapter);
rtw_reset_securitypriv23a(adapter);
}
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