drivers/staging/vt6655/bssdb.h - kernel/skids - Git at Google

 /*
  * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
  * All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation; either version 2 of the License, or
  * (at your option) any later version.
  *
  * 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 02110-1301 USA.
  *
  *
  * File: bssdb.h
  *
  * Purpose: Handles the Basic Service Set & Node Database functions
  *
  * Author: Lyndon Chen
  *
  * Date: July 16, 2002
  *
  */

 #ifndef __BSSDB_H__
 #define __BSSDB_H__

 #include <linux/skbuff.h>
 #include "80211hdr.h"
 #include "80211mgr.h"
 #include "card.h"

 /*---------------------  Export Definitions -------------------------*/

 #define MAX_NODE_NUM             64
 #define MAX_BSS_NUM              42
 #define LOST_BEACON_COUNT      	 10   // 10 sec, XP defined
 #define MAX_PS_TX_BUF            32   // sta max power saving tx buf
 #define ADHOC_LOST_BEACON_COUNT  30   // 30 sec, beacon lost for adhoc only
 #define MAX_INACTIVE_COUNT       300  // 300 sec, inactive STA node refresh

 #define USE_PROTECT_PERIOD       10   // 10 sec, Use protect mode check period
 #define ERP_RECOVER_COUNT        30   // 30 sec, ERP support callback check
 #define BSS_CLEAR_COUNT           1

 #define RSSI_STAT_COUNT          10
 #define MAX_CHECK_RSSI_COUNT     8

 // STA dwflags
 #define WLAN_STA_AUTH            BIT0
 #define WLAN_STA_ASSOC           BIT1
 #define WLAN_STA_PS              BIT2
 #define WLAN_STA_TIM             BIT3
 // permanent; do not remove entry on expiration
 #define WLAN_STA_PERM            BIT4
 // If 802.1X is used, this flag is
 // controlling whether STA is authorized to
 // send and receive non-IEEE 802.1X frames
 #define WLAN_STA_AUTHORIZED      BIT5

 #define MAX_RATE            12

 #define MAX_WPA_IE_LEN      64


 /*---------------------  Export Classes  ----------------------------*/

 /*---------------------  Export Variables  --------------------------*/


 /*---------------------  Export Types  ------------------------------*/

 //
 // IEEE 802.11 Structures and definitions
 //

 typedef enum _NDIS_802_11_NETWORK_TYPE
 {
     Ndis802_11FH,
     Ndis802_11DS,
     Ndis802_11OFDM5,
     Ndis802_11OFDM24,
     Ndis802_11NetworkTypeMax    // not a real type, defined as an upper bound
 } NDIS_802_11_NETWORK_TYPE, *PNDIS_802_11_NETWORK_TYPE;


 typedef struct tagSERPObject {
     BOOL    bERPExist;
     BYTE    byERP;
 }ERPObject, *PERPObject;


 typedef struct tagSRSNCapObject {
     BOOL    bRSNCapExist;
     WORD    wRSNCap;
 }SRSNCapObject, *PSRSNCapObject;

 // BSS info(AP)
 #pragma pack(1)
 typedef struct tagKnownBSS {
     // BSS info
     BOOL            bActive;
     BYTE            abyBSSID[WLAN_BSSID_LEN];
     UINT            uChannel;
     BYTE            abySuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
     BYTE            abyExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
     UINT            uRSSI;
     BYTE            bySQ;
     WORD            wBeaconInterval;
     WORD            wCapInfo;
     BYTE            abySSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
     BYTE            byRxRate;

 //    WORD            wATIMWindow;
     BYTE            byRSSIStatCnt;
     LONG            ldBmMAX;
     LONG            ldBmAverage[RSSI_STAT_COUNT];
     LONG            ldBmAverRange;
     //For any BSSID selection improvment
     BOOL            bSelected;

     //++ WPA informations
     BOOL            bWPAValid;
     BYTE            byGKType;
     BYTE            abyPKType[4];
     WORD            wPKCount;
     BYTE            abyAuthType[4];
     WORD            wAuthCount;
     BYTE            byDefaultK_as_PK;
     BYTE            byReplayIdx;
     //--

     //++ WPA2 informations
     BOOL            bWPA2Valid;
     BYTE            byCSSGK;
     WORD            wCSSPKCount;
     BYTE            abyCSSPK[4];
     WORD            wAKMSSAuthCount;
     BYTE            abyAKMSSAuthType[4];

     //++  wpactl
     BYTE            byWPAIE[MAX_WPA_IE_LEN];
     BYTE            byRSNIE[MAX_WPA_IE_LEN];
     WORD            wWPALen;
     WORD            wRSNLen;

     // Clear count
     UINT            uClearCount;
 //    BYTE            abyIEs[WLAN_BEACON_FR_MAXLEN];
     UINT            uIELength;
     QWORD           qwBSSTimestamp;
     QWORD           qwLocalTSF;     // local TSF timer

 //    NDIS_802_11_NETWORK_TYPE    NetworkTypeInUse;
     CARD_PHY_TYPE   eNetworkTypeInUse;

     ERPObject       sERP;
     SRSNCapObject   sRSNCapObj;
     BYTE            abyIEs[1024];   // don't move this field !!

 }__attribute__ ((__packed__))
 KnownBSS , *PKnownBSS;

 //2006-1116-01,<Add> by NomadZhao
 #pragma pack()

 typedef enum tagNODE_STATE {
     NODE_FREE,
     NODE_AGED,
     NODE_KNOWN,
     NODE_AUTH,
     NODE_ASSOC
 } NODE_STATE, *PNODE_STATE;


 // STA node info
 typedef struct tagKnownNodeDB {
     // STA info
     BOOL            bActive;
     BYTE            abyMACAddr[WLAN_ADDR_LEN];
     BYTE            abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
     BYTE            abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
     WORD            wTxDataRate;
     BOOL            bShortPreamble;
     BOOL            bERPExist;
     BOOL            bShortSlotTime;
     UINT            uInActiveCount;
     WORD            wMaxBasicRate;     //Get from byTopOFDMBasicRate or byTopCCKBasicRate which depends on packetTyp.
     WORD            wMaxSuppRate;      //Records the highest supported rate getting from SuppRates IE and ExtSuppRates IE in Beacon.
     WORD            wSuppRate;
     BYTE            byTopOFDMBasicRate;//Records the highest basic rate in OFDM mode
     BYTE            byTopCCKBasicRate; //Records the highest basic rate in CCK mode

     // For AP mode
     struct sk_buff_head sTxPSQueue;
     WORD            wCapInfo;
     WORD            wListenInterval;
     WORD            wAID;
     NODE_STATE      eNodeState;
     BOOL            bPSEnable;
     BOOL            bRxPSPoll;
     BYTE            byAuthSequence;
     ULONG           ulLastRxJiffer;
     BYTE            bySuppRate;
     DWORD           dwFlags;
     WORD            wEnQueueCnt;

     BOOL            bOnFly;
     ULONGLONG       KeyRSC;
     BYTE            byKeyIndex;
     DWORD           dwKeyIndex;
     BYTE            byCipherSuite;
     DWORD           dwTSC47_16;
     WORD            wTSC15_0;
     UINT            uWepKeyLength;
     BYTE            abyWepKey[WLAN_WEPMAX_KEYLEN];
     //
     // Auto rate fallback vars
     BOOL            bIsInFallback;
     UINT            uAverageRSSI;
     UINT            uRateRecoveryTimeout;
     UINT            uRatePollTimeout;
     UINT            uTxFailures;
     UINT            uTxAttempts;

     UINT            uTxRetry;
     UINT            uFailureRatio;
     UINT            uRetryRatio;
     UINT            uTxOk[MAX_RATE+1];
     UINT            uTxFail[MAX_RATE+1];
     UINT            uTimeCount;

 } KnownNodeDB, *PKnownNodeDB;


 /*---------------------  Export Functions  --------------------------*/


 PKnownBSS
 BSSpSearchBSSList(
     void *hDeviceContext,
     PBYTE pbyDesireBSSID,
     PBYTE pbyDesireSSID,
     CARD_PHY_TYPE ePhyType
     );

 PKnownBSS
 BSSpAddrIsInBSSList(
     void *hDeviceContext,
     PBYTE abyBSSID,
     PWLAN_IE_SSID pSSID
     );

 void
 BSSvClearBSSList(
     void *hDeviceContext,
     BOOL bKeepCurrBSSID
     );

 BOOL
 BSSbInsertToBSSList(
     void *hDeviceContext,
     PBYTE abyBSSIDAddr,
     QWORD qwTimestamp,
     WORD wBeaconInterval,
     WORD wCapInfo,
     BYTE byCurrChannel,
     PWLAN_IE_SSID pSSID,
     PWLAN_IE_SUPP_RATES pSuppRates,
     PWLAN_IE_SUPP_RATES pExtSuppRates,
     PERPObject psERP,
     PWLAN_IE_RSN pRSN,
     PWLAN_IE_RSN_EXT pRSNWPA,
     PWLAN_IE_COUNTRY pIE_Country,
     PWLAN_IE_QUIET pIE_Quiet,
     UINT uIELength,
     PBYTE pbyIEs,
     void *pRxPacketContext
     );


 BOOL
 BSSbUpdateToBSSList(
     void *hDeviceContext,
     QWORD qwTimestamp,
     WORD wBeaconInterval,
     WORD wCapInfo,
     BYTE byCurrChannel,
     BOOL bChannelHit,
     PWLAN_IE_SSID pSSID,
     PWLAN_IE_SUPP_RATES pSuppRates,
     PWLAN_IE_SUPP_RATES pExtSuppRates,
     PERPObject psERP,
     PWLAN_IE_RSN pRSN,
     PWLAN_IE_RSN_EXT pRSNWPA,
     PWLAN_IE_COUNTRY pIE_Country,
     PWLAN_IE_QUIET pIE_Quiet,
     PKnownBSS pBSSList,
     UINT uIELength,
     PBYTE pbyIEs,
     void *pRxPacketContext
     );


 BOOL
 BSSDBbIsSTAInNodeDB(
     void *hDeviceContext,
     PBYTE abyDstAddr,
     PUINT puNodeIndex
     );

 void
 BSSvCreateOneNode(
     void *hDeviceContext,
     PUINT puNodeIndex
     );

 void
 BSSvUpdateAPNode(
     void *hDeviceContext,
     PWORD pwCapInfo,
     PWLAN_IE_SUPP_RATES pItemRates,
     PWLAN_IE_SUPP_RATES pExtSuppRates
     );


 void
 BSSvSecondCallBack(
     void *hDeviceContext
     );


 void
 BSSvUpdateNodeTxCounter(
     void *hDeviceContext,
     BYTE        byTsr0,
     BYTE        byTsr1,
     PBYTE       pbyBuffer,
     UINT        uFIFOHeaderSize
     );

 void
 BSSvRemoveOneNode(
     void *hDeviceContext,
     UINT uNodeIndex
     );

 void
 BSSvAddMulticastNode(
     void *hDeviceContext
     );


 void
 BSSvClearNodeDBTable(
     void *hDeviceContext,
     UINT uStartIndex
     );

 void
 BSSvClearAnyBSSJoinRecord(
     void *hDeviceContext
     );

 #endif //__BSSDB_H__
	/*
	* Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
	* All rights reserved.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2 of the License, or
	* (at your option) any later version.
	*
	* 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 02110-1301 USA.
	*
	*
	* File: bssdb.h
	*
	* Purpose: Handles the Basic Service Set & Node Database functions
	*
	* Author: Lyndon Chen
	*
	* Date: July 16, 2002
	*
	*/

	#ifndef __BSSDB_H__
	#define __BSSDB_H__

	#include <linux/skbuff.h>
	#include "80211hdr.h"
	#include "80211mgr.h"
	#include "card.h"

	/--------------------- Export Definitions -------------------------/

	#define MAX_NODE_NUM 64
	#define MAX_BSS_NUM 42
	#define LOST_BEACON_COUNT 10 // 10 sec, XP defined
	#define MAX_PS_TX_BUF 32 // sta max power saving tx buf
	#define ADHOC_LOST_BEACON_COUNT 30 // 30 sec, beacon lost for adhoc only
	#define MAX_INACTIVE_COUNT 300 // 300 sec, inactive STA node refresh

	#define USE_PROTECT_PERIOD 10 // 10 sec, Use protect mode check period
	#define ERP_RECOVER_COUNT 30 // 30 sec, ERP support callback check
	#define BSS_CLEAR_COUNT 1

	#define RSSI_STAT_COUNT 10
	#define MAX_CHECK_RSSI_COUNT 8

	// STA dwflags
	#define WLAN_STA_AUTH BIT0
	#define WLAN_STA_ASSOC BIT1
	#define WLAN_STA_PS BIT2
	#define WLAN_STA_TIM BIT3
	// permanent; do not remove entry on expiration
	#define WLAN_STA_PERM BIT4
	// If 802.1X is used, this flag is
	// controlling whether STA is authorized to
	// send and receive non-IEEE 802.1X frames
	#define WLAN_STA_AUTHORIZED BIT5

	#define MAX_RATE 12

	#define MAX_WPA_IE_LEN 64


	/--------------------- Export Classes ----------------------------/

	/--------------------- Export Variables --------------------------/


	/--------------------- Export Types ------------------------------/

	//
	// IEEE 802.11 Structures and definitions
	//

	typedef enum _NDIS_802_11_NETWORK_TYPE
	{
	Ndis802_11FH,
	Ndis802_11DS,
	Ndis802_11OFDM5,
	Ndis802_11OFDM24,
	Ndis802_11NetworkTypeMax // not a real type, defined as an upper bound
	} NDIS_802_11_NETWORK_TYPE, *PNDIS_802_11_NETWORK_TYPE;


	typedef struct tagSERPObject {
	BOOL bERPExist;
	BYTE byERP;
	}ERPObject, *PERPObject;


	typedef struct tagSRSNCapObject {
	BOOL bRSNCapExist;
	WORD wRSNCap;
	}SRSNCapObject, *PSRSNCapObject;

	// BSS info(AP)
	#pragma pack(1)
	typedef struct tagKnownBSS {
	// BSS info
	BOOL bActive;
	BYTE abyBSSID[WLAN_BSSID_LEN];
	UINT uChannel;
	BYTE abySuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
	BYTE abyExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
	UINT uRSSI;
	BYTE bySQ;
	WORD wBeaconInterval;
	WORD wCapInfo;
	BYTE abySSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
	BYTE byRxRate;

	// WORD wATIMWindow;
	BYTE byRSSIStatCnt;
	LONG ldBmMAX;
	LONG ldBmAverage[RSSI_STAT_COUNT];
	LONG ldBmAverRange;
	//For any BSSID selection improvment
	BOOL bSelected;

	//++ WPA informations
	BOOL bWPAValid;
	BYTE byGKType;
	BYTE abyPKType[4];
	WORD wPKCount;
	BYTE abyAuthType[4];
	WORD wAuthCount;
	BYTE byDefaultK_as_PK;
	BYTE byReplayIdx;
	//--

	//++ WPA2 informations
	BOOL bWPA2Valid;
	BYTE byCSSGK;
	WORD wCSSPKCount;
	BYTE abyCSSPK[4];
	WORD wAKMSSAuthCount;
	BYTE abyAKMSSAuthType[4];

	//++ wpactl
	BYTE byWPAIE[MAX_WPA_IE_LEN];
	BYTE byRSNIE[MAX_WPA_IE_LEN];
	WORD wWPALen;
	WORD wRSNLen;

	// Clear count
	UINT uClearCount;
	// BYTE abyIEs[WLAN_BEACON_FR_MAXLEN];
	UINT uIELength;
	QWORD qwBSSTimestamp;
	QWORD qwLocalTSF; // local TSF timer

	// NDIS_802_11_NETWORK_TYPE NetworkTypeInUse;
	CARD_PHY_TYPE eNetworkTypeInUse;

	ERPObject sERP;
	SRSNCapObject sRSNCapObj;
	BYTE abyIEs[1024]; // don't move this field !!

	}__attribute__ ((__packed__))
	KnownBSS , *PKnownBSS;

	//2006-1116-01,<Add> by NomadZhao
	#pragma pack()

	typedef enum tagNODE_STATE {
	NODE_FREE,
	NODE_AGED,
	NODE_KNOWN,
	NODE_AUTH,
	NODE_ASSOC
	} NODE_STATE, *PNODE_STATE;


	// STA node info
	typedef struct tagKnownNodeDB {
	// STA info
	BOOL bActive;
	BYTE abyMACAddr[WLAN_ADDR_LEN];
	BYTE abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
	BYTE abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
	WORD wTxDataRate;
	BOOL bShortPreamble;
	BOOL bERPExist;
	BOOL bShortSlotTime;
	UINT uInActiveCount;
	WORD wMaxBasicRate; //Get from byTopOFDMBasicRate or byTopCCKBasicRate which depends on packetTyp.
	WORD wMaxSuppRate; //Records the highest supported rate getting from SuppRates IE and ExtSuppRates IE in Beacon.
	WORD wSuppRate;
	BYTE byTopOFDMBasicRate;//Records the highest basic rate in OFDM mode
	BYTE byTopCCKBasicRate; //Records the highest basic rate in CCK mode

	// For AP mode
	struct sk_buff_head sTxPSQueue;
	WORD wCapInfo;
	WORD wListenInterval;
	WORD wAID;
	NODE_STATE eNodeState;
	BOOL bPSEnable;
	BOOL bRxPSPoll;
	BYTE byAuthSequence;
	ULONG ulLastRxJiffer;
	BYTE bySuppRate;
	DWORD dwFlags;
	WORD wEnQueueCnt;

	BOOL bOnFly;
	ULONGLONG KeyRSC;
	BYTE byKeyIndex;
	DWORD dwKeyIndex;
	BYTE byCipherSuite;
	DWORD dwTSC47_16;
	WORD wTSC15_0;
	UINT uWepKeyLength;
	BYTE abyWepKey[WLAN_WEPMAX_KEYLEN];
	//
	// Auto rate fallback vars
	BOOL bIsInFallback;
	UINT uAverageRSSI;
	UINT uRateRecoveryTimeout;
	UINT uRatePollTimeout;
	UINT uTxFailures;
	UINT uTxAttempts;

	UINT uTxRetry;
	UINT uFailureRatio;
	UINT uRetryRatio;
	UINT uTxOk[MAX_RATE+1];
	UINT uTxFail[MAX_RATE+1];
	UINT uTimeCount;

	} KnownNodeDB, *PKnownNodeDB;


	/--------------------- Export Functions --------------------------/



	PKnownBSS
	BSSpSearchBSSList(
	void *hDeviceContext,
	PBYTE pbyDesireBSSID,
	PBYTE pbyDesireSSID,
	CARD_PHY_TYPE ePhyType
	);

	PKnownBSS
	BSSpAddrIsInBSSList(
	void *hDeviceContext,
	PBYTE abyBSSID,
	PWLAN_IE_SSID pSSID
	);

	void
	BSSvClearBSSList(
	void *hDeviceContext,
	BOOL bKeepCurrBSSID
	);

	BOOL
	BSSbInsertToBSSList(
	void *hDeviceContext,
	PBYTE abyBSSIDAddr,
	QWORD qwTimestamp,
	WORD wBeaconInterval,
	WORD wCapInfo,
	BYTE byCurrChannel,
	PWLAN_IE_SSID pSSID,
	PWLAN_IE_SUPP_RATES pSuppRates,
	PWLAN_IE_SUPP_RATES pExtSuppRates,
	PERPObject psERP,
	PWLAN_IE_RSN pRSN,
	PWLAN_IE_RSN_EXT pRSNWPA,
	PWLAN_IE_COUNTRY pIE_Country,
	PWLAN_IE_QUIET pIE_Quiet,
	UINT uIELength,
	PBYTE pbyIEs,
	void *pRxPacketContext
	);


	BOOL
	BSSbUpdateToBSSList(
	void *hDeviceContext,
	QWORD qwTimestamp,
	WORD wBeaconInterval,
	WORD wCapInfo,
	BYTE byCurrChannel,
	BOOL bChannelHit,
	PWLAN_IE_SSID pSSID,
	PWLAN_IE_SUPP_RATES pSuppRates,
	PWLAN_IE_SUPP_RATES pExtSuppRates,
	PERPObject psERP,
	PWLAN_IE_RSN pRSN,
	PWLAN_IE_RSN_EXT pRSNWPA,
	PWLAN_IE_COUNTRY pIE_Country,
	PWLAN_IE_QUIET pIE_Quiet,
	PKnownBSS pBSSList,
	UINT uIELength,
	PBYTE pbyIEs,
	void *pRxPacketContext
	);


	BOOL
	BSSDBbIsSTAInNodeDB(
	void *hDeviceContext,
	PBYTE abyDstAddr,
	PUINT puNodeIndex
	);

	void
	BSSvCreateOneNode(
	void *hDeviceContext,
	PUINT puNodeIndex
	);

	void
	BSSvUpdateAPNode(
	void *hDeviceContext,
	PWORD pwCapInfo,
	PWLAN_IE_SUPP_RATES pItemRates,
	PWLAN_IE_SUPP_RATES pExtSuppRates
	);


	void
	BSSvSecondCallBack(
	void *hDeviceContext
	);


	void
	BSSvUpdateNodeTxCounter(
	void *hDeviceContext,
	BYTE byTsr0,
	BYTE byTsr1,
	PBYTE pbyBuffer,
	UINT uFIFOHeaderSize
	);

	void
	BSSvRemoveOneNode(
	void *hDeviceContext,
	UINT uNodeIndex
	);

	void
	BSSvAddMulticastNode(
	void *hDeviceContext
	);


	void
	BSSvClearNodeDBTable(
	void *hDeviceContext,
	UINT uStartIndex
	);

	void
	BSSvClearAnyBSSJoinRecord(
	void *hDeviceContext
	);

	#endif //__BSSDB_H__