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Diffstat (limited to 'drivers/staging/vt6655/bssdb.h')
| -rw-r--r-- | drivers/staging/vt6655/bssdb.h | 348 |
1 files changed, 348 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/bssdb.h b/drivers/staging/vt6655/bssdb.h new file mode 100644 index 00000000000..a0938b7dd08 --- /dev/null +++ b/drivers/staging/vt6655/bssdb.h @@ -0,0 +1,348 @@ +/* + * 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; + unsigned char byERP; +} ERPObject, *PERPObject; + +typedef struct tagSRSNCapObject { + bool bRSNCapExist; + unsigned short wRSNCap; +} SRSNCapObject, *PSRSNCapObject; + +// BSS info(AP) +#pragma pack(1) +typedef struct tagKnownBSS { + // BSS info + bool bActive; + unsigned char abyBSSID[WLAN_BSSID_LEN]; + unsigned int uChannel; + unsigned char abySuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; + unsigned char abyExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; + unsigned int uRSSI; + unsigned char bySQ; + unsigned short wBeaconInterval; + unsigned short wCapInfo; + unsigned char abySSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1]; + unsigned char byRxRate; + + unsigned char byRSSIStatCnt; + long ldBmMAX; + long ldBmAverage[RSSI_STAT_COUNT]; + long ldBmAverRange; + //For any BSSID selection improvment + bool bSelected; + + //++ WPA informations + bool bWPAValid; + unsigned char byGKType; + unsigned char abyPKType[4]; + unsigned short wPKCount; + unsigned char abyAuthType[4]; + unsigned short wAuthCount; + unsigned char byDefaultK_as_PK; + unsigned char byReplayIdx; + //-- + + //++ WPA2 informations + bool bWPA2Valid; + unsigned char byCSSGK; + unsigned short wCSSPKCount; + unsigned char abyCSSPK[4]; + unsigned short wAKMSSAuthCount; + unsigned char abyAKMSSAuthType[4]; + + //++ wpactl + unsigned char byWPAIE[MAX_WPA_IE_LEN]; + unsigned char byRSNIE[MAX_WPA_IE_LEN]; + unsigned short wWPALen; + unsigned short wRSNLen; + + // Clear count + unsigned int uClearCount; + unsigned int uIELength; + QWORD qwBSSTimestamp; + QWORD qwLocalTSF; // local TSF timer + +// NDIS_802_11_NETWORK_TYPE NetworkTypeInUse; + CARD_PHY_TYPE eNetworkTypeInUse; + + ERPObject sERP; + SRSNCapObject sRSNCapObj; + unsigned char 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; + unsigned char abyMACAddr[WLAN_ADDR_LEN]; + unsigned char abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN]; + unsigned char abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN]; + unsigned short wTxDataRate; + bool bShortPreamble; + bool bERPExist; + bool bShortSlotTime; + unsigned int uInActiveCount; + unsigned short wMaxBasicRate; //Get from byTopOFDMBasicRate or byTopCCKBasicRate which depends on packetTyp. + unsigned short wMaxSuppRate; //Records the highest supported rate getting from SuppRates IE and ExtSuppRates IE in Beacon. + unsigned short wSuppRate; + unsigned char byTopOFDMBasicRate;//Records the highest basic rate in OFDM mode + unsigned char byTopCCKBasicRate; //Records the highest basic rate in CCK mode + + // For AP mode + struct sk_buff_head sTxPSQueue; + unsigned short wCapInfo; + unsigned short wListenInterval; + unsigned short wAID; + NODE_STATE eNodeState; + bool bPSEnable; + bool bRxPSPoll; + unsigned char byAuthSequence; + unsigned long ulLastRxJiffer; + unsigned char bySuppRate; + unsigned long dwFlags; + unsigned short wEnQueueCnt; + + bool bOnFly; + unsigned long long KeyRSC; + unsigned char byKeyIndex; + unsigned long dwKeyIndex; + unsigned char byCipherSuite; + unsigned long dwTSC47_16; + unsigned short wTSC15_0; + unsigned int uWepKeyLength; + unsigned char abyWepKey[WLAN_WEPMAX_KEYLEN]; + // + // Auto rate fallback vars + bool bIsInFallback; + unsigned int uAverageRSSI; + unsigned int uRateRecoveryTimeout; + unsigned int uRatePollTimeout; + unsigned int uTxFailures; + unsigned int uTxAttempts; + + unsigned int uTxRetry; + unsigned int uFailureRatio; + unsigned int uRetryRatio; + unsigned int uTxOk[MAX_RATE+1]; + unsigned int uTxFail[MAX_RATE+1]; + unsigned int uTimeCount; +} KnownNodeDB, *PKnownNodeDB; + +/*--------------------- Export Functions --------------------------*/ + +PKnownBSS +BSSpSearchBSSList( + void *hDeviceContext, + unsigned char *pbyDesireBSSID, + unsigned char *pbyDesireSSID, + CARD_PHY_TYPE ePhyType +); + +PKnownBSS +BSSpAddrIsInBSSList( + void *hDeviceContext, + unsigned char *abyBSSID, + PWLAN_IE_SSID pSSID +); + +void +BSSvClearBSSList( + void *hDeviceContext, + bool bKeepCurrBSSID +); + +bool +BSSbInsertToBSSList( + void *hDeviceContext, + unsigned char *abyBSSIDAddr, + QWORD qwTimestamp, + unsigned short wBeaconInterval, + unsigned short wCapInfo, + unsigned char 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, + unsigned int uIELength, + unsigned char *pbyIEs, + void *pRxPacketContext +); + +bool +BSSbUpdateToBSSList( + void *hDeviceContext, + QWORD qwTimestamp, + unsigned short wBeaconInterval, + unsigned short wCapInfo, + unsigned char 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, + unsigned int uIELength, + unsigned char *pbyIEs, + void *pRxPacketContext +); + +bool +BSSDBbIsSTAInNodeDB(void *hDeviceContext, unsigned char *abyDstAddr, + unsigned int *puNodeIndex); + +void +BSSvCreateOneNode(void *hDeviceContext, unsigned int *puNodeIndex); + +void +BSSvUpdateAPNode( + void *hDeviceContext, + unsigned short *pwCapInfo, + PWLAN_IE_SUPP_RATES pItemRates, + PWLAN_IE_SUPP_RATES pExtSuppRates +); + +void +BSSvSecondCallBack( + void *hDeviceContext +); + +void +BSSvUpdateNodeTxCounter( + void *hDeviceContext, + unsigned char byTsr0, + unsigned char byTsr1, + unsigned char *pbyBuffer, + unsigned int uFIFOHeaderSize +); + +void +BSSvRemoveOneNode( + void *hDeviceContext, + unsigned int uNodeIndex +); + +void +BSSvAddMulticastNode( + void *hDeviceContext +); + +void +BSSvClearNodeDBTable( + void *hDeviceContext, + unsigned int uStartIndex +); + +void +BSSvClearAnyBSSJoinRecord( + void *hDeviceContext +); + +#endif //__BSSDB_H__ |