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-rw-r--r--drivers/staging/vt6656/bssdb.h276
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diff --git a/drivers/staging/vt6656/bssdb.h b/drivers/staging/vt6656/bssdb.h
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+/*
+ * 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"
+
+#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_WPA_IE_LEN 64
+
+//
+// IEEE 802.11 Structures and definitions
+//
+
+typedef struct tagSERPObject {
+ bool bERPExist;
+ u8 byERP;
+} ERPObject, *PERPObject;
+
+typedef struct tagSRSNCapObject {
+ bool bRSNCapExist;
+ u16 wRSNCap;
+} SRSNCapObject, *PSRSNCapObject;
+
+// BSS info(AP)
+typedef struct tagKnownBSS {
+ // BSS info
+ bool bActive;
+ u8 abyBSSID[WLAN_BSSID_LEN];
+ unsigned int uChannel;
+ u8 abySuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
+ u8 abyExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1];
+ unsigned int uRSSI;
+ u8 bySQ;
+ u16 wBeaconInterval;
+ u16 wCapInfo;
+ u8 abySSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1];
+ u8 byRxRate;
+
+// u16 wATIMWindow;
+ u8 byRSSIStatCnt;
+ signed long ldBmMAX;
+ signed long ldBmAverage[RSSI_STAT_COUNT];
+ signed long ldBmAverRange;
+ //For any BSSID selection improvment
+ bool bSelected;
+
+ //++ WPA informations
+ bool bWPAValid;
+ u8 byGKType;
+ u8 abyPKType[4];
+ u16 wPKCount;
+ u8 abyAuthType[4];
+ u16 wAuthCount;
+ u8 byDefaultK_as_PK;
+ u8 byReplayIdx;
+ //--
+
+ //++ WPA2 informations
+ bool bWPA2Valid;
+ u8 byCSSGK;
+ u16 wCSSPKCount;
+ u8 abyCSSPK[4];
+ u16 wAKMSSAuthCount;
+ u8 abyAKMSSAuthType[4];
+
+ //++ wpactl
+ u8 byWPAIE[MAX_WPA_IE_LEN];
+ u8 byRSNIE[MAX_WPA_IE_LEN];
+ u16 wWPALen;
+ u16 wRSNLen;
+
+ // Clear count
+ unsigned int uClearCount;
+// u8 abyIEs[WLAN_BEACON_FR_MAXLEN];
+ unsigned int uIELength;
+ u64 qwBSSTimestamp;
+ u64 qwLocalTSF;/* local TSF timer */
+
+ CARD_PHY_TYPE eNetworkTypeInUse;
+
+ ERPObject sERP;
+ SRSNCapObject sRSNCapObj;
+ u8 abyIEs[1024]; // don't move this field !!
+
+} __attribute__ ((__packed__))
+KnownBSS , *PKnownBSS;
+
+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;
+ u8 abyMACAddr[WLAN_ADDR_LEN];
+ u8 abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
+ u8 abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN];
+ u16 wTxDataRate;
+ bool bShortPreamble;
+ bool bERPExist;
+ bool bShortSlotTime;
+ unsigned int uInActiveCount;
+ u16 wMaxBasicRate; //Get from byTopOFDMBasicRate or byTopCCKBasicRate which depends on packetTyp.
+ u16 wMaxSuppRate; //Records the highest supported rate getting from SuppRates IE and ExtSuppRates IE in Beacon.
+ u16 wSuppRate;
+ u8 byTopOFDMBasicRate;//Records the highest basic rate in OFDM mode
+ u8 byTopCCKBasicRate; //Records the highest basic rate in CCK mode
+
+ // For AP mode
+ struct sk_buff_head sTxPSQueue;
+ u16 wCapInfo;
+ u16 wListenInterval;
+ u16 wAID;
+ NODE_STATE eNodeState;
+ bool bPSEnable;
+ bool bRxPSPoll;
+ u8 byAuthSequence;
+ unsigned long ulLastRxJiffer;
+ u8 bySuppRate;
+ u32 dwFlags;
+ u16 wEnQueueCnt;
+
+ bool bOnFly;
+ unsigned long long KeyRSC;
+ u8 byKeyIndex;
+ u32 dwKeyIndex;
+ u8 byCipherSuite;
+ u32 dwTSC47_16;
+ u16 wTSC15_0;
+ unsigned int uWepKeyLength;
+ u8 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;
+
+PKnownBSS BSSpSearchBSSList(struct vnt_private *, u8 *pbyDesireBSSID,
+ u8 *pbyDesireSSID, CARD_PHY_TYPE ePhyType);
+
+PKnownBSS BSSpAddrIsInBSSList(struct vnt_private *, u8 *abyBSSID,
+ PWLAN_IE_SSID pSSID);
+
+void BSSvClearBSSList(struct vnt_private *, int bKeepCurrBSSID);
+
+int BSSbInsertToBSSList(struct vnt_private *,
+ u8 *abyBSSIDAddr,
+ u64 qwTimestamp,
+ u16 wBeaconInterval,
+ u16 wCapInfo,
+ u8 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,
+ u32 uIELength,
+ u8 *pbyIEs,
+ void *pRxPacketContext);
+
+int BSSbUpdateToBSSList(struct vnt_private *,
+ u64 qwTimestamp,
+ u16 wBeaconInterval,
+ u16 wCapInfo,
+ u8 byCurrChannel,
+ int 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,
+ u32 uIELength,
+ u8 *pbyIEs,
+ void *pRxPacketContext);
+
+int BSSbIsSTAInNodeDB(struct vnt_private *, u8 * abyDstAddr,
+ u32 *puNodeIndex);
+
+void BSSvCreateOneNode(struct vnt_private *, u32 *puNodeIndex);
+
+void BSSvUpdateAPNode(struct vnt_private *, u16 *pwCapInfo,
+ PWLAN_IE_SUPP_RATES pItemRates, PWLAN_IE_SUPP_RATES pExtSuppRates);
+
+void BSSvSecondCallBack(struct work_struct *work);
+
+void BSSvUpdateNodeTxCounter(struct vnt_private *, u8 byTSR, u8 byPktNO);
+
+void BSSvRemoveOneNode(struct vnt_private *, u32 uNodeIndex);
+
+void BSSvAddMulticastNode(struct vnt_private *);
+
+void BSSvClearNodeDBTable(struct vnt_private *, u32 uStartIndex);
+
+void BSSvClearAnyBSSJoinRecord(struct vnt_private *);
+
+#endif /* __BSSDB_H__ */
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