text: /******************************************************************************
   *
   * 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.
   *
   * 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 _MLME_OSDEP_C_
  
  #include <osdep_service.h>
  #include <drv_types.h>
  #include <mlme_osdep.h>
  
  void rtw_join_timeout_handler (void *FunctionContext)
  {
  	struct adapter *adapter = (struct adapter *)FunctionContext;
  
  	_rtw_join_timeout_handler(adapter);
  }
  
  
  void _rtw_scan_timeout_handler (void *FunctionContext)
  {
  	struct adapter *adapter = (struct adapter *)FunctionContext;
  
  	rtw_scan_timeout_handler(adapter);
  }
  
  static void _dynamic_check_timer_handlder(void *FunctionContext)
  {
  	struct adapter *adapter = (struct adapter *)FunctionContext;
  
  	if (adapter->registrypriv.mp_mode == 1)
  		return;
  	rtw_dynamic_check_timer_handlder(adapter);
  	_set_timer(&adapter->mlmepriv.dynamic_chk_timer, 2000);
  }
  
  void rtw_init_mlme_timer(struct adapter *padapter)
  {
  	struct	mlme_priv *pmlmepriv = &padapter->mlmepriv;
  
  	_init_timer(&(pmlmepriv->assoc_timer), padapter->pnetdev, rtw_join_timeout_handler, padapter);
  	_init_timer(&(pmlmepriv->scan_to_timer), padapter->pnetdev, _rtw_scan_timeout_handler, padapter);
  	_init_timer(&(pmlmepriv->dynamic_chk_timer), padapter->pnetdev, _dynamic_check_timer_handlder, padapter);
  }
  
  void rtw_os_indicate_connect(struct adapter *adapter)
  {
  	rtw_indicate_wx_assoc_event(adapter);
  	netif_carrier_on(adapter->pnetdev);
  	if (adapter->pid[2] != 0)
  		rtw_signal_process(adapter->pid[2], SIGALRM);
  }
  
  void rtw_os_indicate_scan_done(struct adapter *padapter, bool aborted)
  {
  	indicate_wx_scan_complete_event(padapter);
  }
  
  static struct rt_pmkid_list backup_pmkid[NUM_PMKID_CACHE];
  
  void rtw_reset_securitypriv(struct adapter *adapter)
  {
  	u8	backup_index = 0;
  	u8	backup_counter = 0x00;
  	u32	backup_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. */
  		_rtw_memset(&backup_pmkid[0], 0x00, sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
  		memcpy(&backup_pmkid[0], &adapter->securitypriv.PMKIDList[0], sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
  		backup_index = adapter->securitypriv.PMKIDIndex;
  		backup_counter = adapter->securitypriv.btkip_countermeasure;
  		backup_time = adapter->securitypriv.btkip_countermeasure_time;
  		_rtw_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],
  			    &backup_pmkid[0],
  			    sizeof(struct rt_pmkid_list) * NUM_PMKID_CACHE);
  		adapter->securitypriv.PMKIDIndex = backup_index;
  		adapter->securitypriv.btkip_countermeasure = backup_counter;
  		adapter->securitypriv.btkip_countermeasure_time = backup_time;
  		adapter->securitypriv.ndisauthtype = Ndis802_11AuthModeOpen;
  		adapter->securitypriv.ndisencryptstatus = Ndis802_11WEPDisabled;
  	} else {
  		/* reset values in securitypriv */
  		struct security_priv *psec_priv = &adapter->securitypriv;
  
  		psec_priv->dot11AuthAlgrthm = dot11AuthAlgrthm_Open;  /* open system */
  		psec_priv->dot11PrivacyAlgrthm = _NO_PRIVACY_;
  		psec_priv->dot11PrivacyKeyIndex = 0;
  		psec_priv->dot118021XGrpPrivacy = _NO_PRIVACY_;
  		psec_priv->dot118021XGrpKeyid = 1;
  		psec_priv->ndisauthtype = Ndis802_11AuthModeOpen;
  		psec_priv->ndisencryptstatus = Ndis802_11WEPDisabled;
  	}
  }
  
  void rtw_os_indicate_disconnect(struct adapter *adapter)
  {
  	netif_carrier_off(adapter->pnetdev); /*  Do it first for tx broadcast pkt after disconnection issue! */
  	rtw_indicate_wx_disassoc_event(adapter);
  	 rtw_reset_securitypriv(adapter);
  }
  
  void rtw_report_sec_ie(struct adapter *adapter, u8 authmode, u8 *sec_ie)
  {
  	uint	len;
  	u8	*buff, *p, i;
  	union iwreq_data wrqu;
  
  	RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
  		 ("+rtw_report_sec_ie, authmode=%d\n", authmode));
  	buff = NULL;
  	if (authmode == _WPA_IE_ID_) {
  		RT_TRACE(_module_mlme_osdep_c_, _drv_info_,
  			 ("rtw_report_sec_ie, authmode=%d\n", authmode));
  		buff = rtw_malloc(IW_CUSTOM_MAX);
  		if (!buff)
  			return;
  		_rtw_memset(buff, 0, IW_CUSTOM_MAX);
  		p = buff;
  		p += sprintf(p, "ASSOCINFO(ReqIEs =");
  		len = sec_ie[1]+2;
  		len =  (len < IW_CUSTOM_MAX) ? len : IW_CUSTOM_MAX;
  		for (i = 0; i < len; i++)
  			p += sprintf(p, "%02x", sec_ie[i]);
  		p += sprintf(p, ")");
  		_rtw_memset(&wrqu, 0, sizeof(wrqu));
  		wrqu.data.length = p-buff;
  		wrqu.data.length = (wrqu.data.length < IW_CUSTOM_MAX) ?
  				   wrqu.data.length : IW_CUSTOM_MAX;
  		wireless_send_event(adapter->pnetdev, IWEVCUSTOM, &wrqu, buff);
  		kfree(buff);
  	}
  }
  
  static void _survey_timer_hdl(void *FunctionContext)
  {
  	struct adapter *padapter = (struct adapter *)FunctionContext;
  
  	survey_timer_hdl(padapter);
  }
  
  static void _link_timer_hdl(void *FunctionContext)
  {
  	struct adapter *padapter = (struct adapter *)FunctionContext;
  	link_timer_hdl(padapter);
  }
  
  static void _addba_timer_hdl(void *FunctionContext)
  {
  	struct sta_info *psta = (struct sta_info *)FunctionContext;
  	addba_timer_hdl(psta);
  }
  
  void init_addba_retry_timer(struct adapter *padapter, struct sta_info *psta)
  {
  	_init_timer(&psta->addba_retry_timer, padapter->pnetdev, _addba_timer_hdl, psta);
  }
  
  void init_mlme_ext_timer(struct adapter *padapter)
  {
  	struct	mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
  
  	_init_timer(&pmlmeext->survey_timer, padapter->pnetdev, _survey_timer_hdl, padapter);
  	_init_timer(&pmlmeext->link_timer, padapter->pnetdev, _link_timer_hdl, padapter);
  }
  
  #ifdef CONFIG_88EU_AP_MODE
  
  void rtw_indicate_sta_assoc_event(struct adapter *padapter, struct sta_info *psta)
  {
  	union iwreq_data wrqu;
  	struct sta_priv *pstapriv = &padapter->stapriv;
  
  	if (psta == NULL)
  		return;
  
  	if (psta->aid > NUM_STA)
  		return;
  
  	if (pstapriv->sta_aid[psta->aid - 1] != psta)
  		return;
  
  
  	wrqu.addr.sa_family = ARPHRD_ETHER;
  
  	memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
  
  	DBG_88E("+rtw_indicate_sta_assoc_event\n");
  
  	wireless_send_event(padapter->pnetdev, IWEVREGISTERED, &wrqu, NULL);
  }
  
  void rtw_indicate_sta_disassoc_event(struct adapter *padapter, struct sta_info *psta)
  {
  	union iwreq_data wrqu;
  	struct sta_priv *pstapriv = &padapter->stapriv;
  
  	if (psta == NULL)
  		return;
  
  	if (psta->aid > NUM_STA)
  		return;
  
  	if (pstapriv->sta_aid[psta->aid - 1] != psta)
  		return;
  
  
  	wrqu.addr.sa_family = ARPHRD_ETHER;
  
  	memcpy(wrqu.addr.sa_data, psta->hwaddr, ETH_ALEN);
  
  	DBG_88E("+rtw_indicate_sta_disassoc_event\n");
  
  	wireless_send_event(padapter->pnetdev, IWEVEXPIRED, &wrqu, NULL);
  }
  
  #endif
  