diff options
author | Forest Bond <forest@alittletooquiet.net> | 2009-06-13 07:38:31 -0400 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-09-15 12:01:32 -0700 |
commit | 92b96797118e5836294a6d42a5a8e10b86f50e3f (patch) | |
tree | 1eceb1d70adc634da006f38c951a515de746e2c2 /drivers/staging/vt6656/bssdb.c | |
parent | 36c7928c3e948cf8862d4b5c3df27c5a841cb503 (diff) |
Staging: Add pristine upstream vt6656 driver sources to drivers/staging/vt6656.
Add pristine upstream vt6656 driver sources to drivers/staging/vt6656. These
files were copied from the driver directory in the upstream source archive,
available here:
http://www.viaarena.com/Driver/VT6656_Linux_src_v1.19_12_x86.zip
After copying, trailing whitespace was stripped. This is GPL-licensed code.
Signed-off-by: Forest Bond <forest@alittletooquiet.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/vt6656/bssdb.c')
-rw-r--r-- | drivers/staging/vt6656/bssdb.c | 1777 |
1 files changed, 1777 insertions, 0 deletions
diff --git a/drivers/staging/vt6656/bssdb.c b/drivers/staging/vt6656/bssdb.c new file mode 100644 index 000000000000..563fddc306c6 --- /dev/null +++ b/drivers/staging/vt6656/bssdb.c @@ -0,0 +1,1777 @@ +/* + * 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.c + * + * Purpose: Handles the Basic Service Set & Node Database functions + * + * Functions: + * BSSpSearchBSSList - Search known BSS list for Desire SSID or BSSID + * BSSvClearBSSList - Clear BSS List + * BSSbInsertToBSSList - Insert a BSS set into known BSS list + * BSSbUpdateToBSSList - Update BSS set in known BSS list + * BSSbIsSTAInNodeDB - Search Node DB table to find the index of matched DstAddr + * BSSvCreateOneNode - Allocate an Node for Node DB + * BSSvUpdateAPNode - Update AP Node content in Index 0 of KnownNodeDB + * BSSvSecondCallBack - One second timer callback function to update Node DB info & AP link status + * BSSvUpdateNodeTxCounter - Update Tx attemps, Tx failure counter in Node DB for auto-fall back rate control + * + * Revision History: + * + * Author: Lyndon Chen + * + * Date: July 17, 2002 + * + */ + + + +#if !defined(__TTYPE_H__) +#include "ttype.h" +#endif +#if !defined(__TMACRO_H__) +#include "tmacro.h" +#endif +#if !defined(__TETHER_H__) +#include "tether.h" +#endif +#if !defined(__DEVICE_H__) +#include "device.h" +#endif +#if !defined(__80211HDR_H__) +#include "80211hdr.h" +#endif +#if !defined(__BSSDB_H__) +#include "bssdb.h" +#endif +#if !defined(__WMGR_H__) +#include "wmgr.h" +#endif +#if !defined(__DATARATE_H__) +#include "datarate.h" +#endif +#if !defined(__DESC_H__) +#include "desc.h" +#endif +#if !defined(__WCMD_H__) +#include "wcmd.h" +#endif +#if !defined(__WPA_H__) +#include "wpa.h" +#endif +#if !defined(__BASEBAND_H__) +#include "baseband.h" +#endif +#if !defined(__RF_H__) +#include "rf.h" +#endif +#if !defined(__CARD_H__) +#include "card.h" +#endif +#if !defined(__MAC_H__) +#include "mac.h" +#endif +#if !defined(__WPA2_H__) +#include "wpa2.h" +#endif +#if !defined(__UMEM_H__) +#include "umem.h" +#endif +#if !defined(__TBIT_H__) +#include "tbit.h" +#endif +#if !defined(__CONTROL_H__) +#include "control.h" +#endif +#if !defined(__RNDIS_H__) +#include "rndis.h" +#endif +//DavidWang +#if !defined(__IOWPA_H__) +#include "iowpa.h" +#endif + +/*--------------------- Static Definitions -------------------------*/ + + + + +/*--------------------- Static Classes ----------------------------*/ + +/*--------------------- Static Variables --------------------------*/ +static int msglevel =MSG_LEVEL_INFO; +//static int msglevel =MSG_LEVEL_DEBUG; + + + +const WORD awHWRetry0[5][5] = { + {RATE_18M, RATE_18M, RATE_12M, RATE_12M, RATE_12M}, + {RATE_24M, RATE_24M, RATE_18M, RATE_12M, RATE_12M}, + {RATE_36M, RATE_36M, RATE_24M, RATE_18M, RATE_18M}, + {RATE_48M, RATE_48M, RATE_36M, RATE_24M, RATE_24M}, + {RATE_54M, RATE_54M, RATE_48M, RATE_36M, RATE_36M} + }; +const WORD awHWRetry1[5][5] = { + {RATE_18M, RATE_18M, RATE_12M, RATE_6M, RATE_6M}, + {RATE_24M, RATE_24M, RATE_18M, RATE_6M, RATE_6M}, + {RATE_36M, RATE_36M, RATE_24M, RATE_12M, RATE_12M}, + {RATE_48M, RATE_48M, RATE_24M, RATE_12M, RATE_12M}, + {RATE_54M, RATE_54M, RATE_36M, RATE_18M, RATE_18M} + }; + + + +/*--------------------- Static Functions --------------------------*/ + +VOID s_vCheckSensitivity( + IN HANDLE hDeviceContext + ); + +VOID s_vCheckPreEDThreshold( + IN HANDLE hDeviceContext + ); + +#ifdef Calcu_LinkQual +VOID s_uCalculateLinkQual( + IN HANDLE hDeviceContext + ); +#endif +/*--------------------- Export Variables --------------------------*/ + + +/*--------------------- Export Functions --------------------------*/ + + + + + +/*+ + * + * Routine Description: + * Search known BSS list for Desire SSID or BSSID. + * + * Return Value: + * PTR to KnownBSS or NULL + * +-*/ + +PKnownBSS +BSSpSearchBSSList( + IN HANDLE hDeviceContext, + IN PBYTE pbyDesireBSSID, + IN PBYTE pbyDesireSSID, + IN CARD_PHY_TYPE ePhyType + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + PBYTE pbyBSSID = NULL; + PWLAN_IE_SSID pSSID = NULL; + PKnownBSS pCurrBSS = NULL; + PKnownBSS pSelect = NULL; + BYTE ZeroBSSID[WLAN_BSSID_LEN]={0x00,0x00,0x00,0x00,0x00,0x00}; + UINT ii = 0; + UINT jj = 0; //DavidWang + if (pbyDesireBSSID != NULL) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList BSSID[%02X %02X %02X-%02X %02X %02X]\n", + *pbyDesireBSSID,*(pbyDesireBSSID+1),*(pbyDesireBSSID+2), + *(pbyDesireBSSID+3),*(pbyDesireBSSID+4),*(pbyDesireBSSID+5)); + if ((!IS_BROADCAST_ADDRESS(pbyDesireBSSID)) && + (memcmp(pbyDesireBSSID, ZeroBSSID, 6)!= 0)){ + pbyBSSID = pbyDesireBSSID; + } + } + if (pbyDesireSSID != NULL) { + if (((PWLAN_IE_SSID)pbyDesireSSID)->len != 0) { + pSSID = (PWLAN_IE_SSID) pbyDesireSSID; + } + } + + if ((pbyBSSID != NULL)&&(pDevice->bRoaming == FALSE)) { + // match BSSID first + for (ii = 0; ii <MAX_BSS_NUM; ii++) { + pCurrBSS = &(pMgmt->sBSSList[ii]); + + //2008-0718-01<Add>by MikeLiu + pCurrBSS->bSelected = FALSE; + + if ((pCurrBSS->bActive) && + (pCurrBSS->bSelected == FALSE)) { + if (IS_ETH_ADDRESS_EQUAL(pCurrBSS->abyBSSID, pbyBSSID)) { + if (pSSID != NULL) { + // compare ssid + if (MEMEqualMemory(pSSID->abySSID, + ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID, + pSSID->len)) { + if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) || + ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) || + ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) + ) { + pCurrBSS->bSelected = TRUE; + return(pCurrBSS); + } + } + } else { + if ((pMgmt->eConfigMode == WMAC_CONFIG_AUTO) || + ((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) || + ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) + ) { + pCurrBSS->bSelected = TRUE; + return(pCurrBSS); + } + } + } + } + } + } else { + // ignore BSSID + for (ii = 0; ii <MAX_BSS_NUM; ii++) { + pCurrBSS = &(pMgmt->sBSSList[ii]); + + //2007-0721-01<Mark>by MikeLiu + // if ((pCurrBSS->bActive) && + // (pCurrBSS->bSelected == FALSE)) { + + //2007-0721-01<Add>by MikeLiu + pCurrBSS->bSelected = FALSE; + if (pCurrBSS->bActive) { + + if (pSSID != NULL) { + // matched SSID + if (!MEMEqualMemory(pSSID->abySSID, + ((PWLAN_IE_SSID)pCurrBSS->abySSID)->abySSID, + pSSID->len) || + (pSSID->len != ((PWLAN_IE_SSID)pCurrBSS->abySSID)->len)) { + // SSID not match skip this BSS + continue; + } + } + if (((pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) && WLAN_GET_CAP_INFO_ESS(pCurrBSS->wCapInfo)) || + ((pMgmt->eConfigMode == WMAC_CONFIG_ESS_STA) && WLAN_GET_CAP_INFO_IBSS(pCurrBSS->wCapInfo)) + ){ + // Type not match skip this BSS + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSS type mismatch.... Config[%d] BSS[0x%04x]\n", pMgmt->eConfigMode, pCurrBSS->wCapInfo); + continue; + } + + if (ePhyType != PHY_TYPE_AUTO) { + if (((ePhyType == PHY_TYPE_11A) && (PHY_TYPE_11A != pCurrBSS->eNetworkTypeInUse)) || + ((ePhyType != PHY_TYPE_11A) && (PHY_TYPE_11A == pCurrBSS->eNetworkTypeInUse))) { + // PhyType not match skip this BSS + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Physical type mismatch.... ePhyType[%d] BSS[%d]\n", ePhyType, pCurrBSS->eNetworkTypeInUse); + continue; + } + } +/* + if (pMgmt->eAuthenMode < WMAC_AUTH_WPA) { + if (pCurrBSS->bWPAValid == TRUE) { + // WPA AP will reject connection of station without WPA enable. + continue; + } + } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) { + if (pCurrBSS->bWPAValid == FALSE) { + // station with WPA enable can't join NonWPA AP. + continue; + } + } else if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || + (pMgmt->eAuthenMode == WMAC_AUTH_WPA2PSK)) { + if (pCurrBSS->bWPA2Valid == FALSE) { + // station with WPA2 enable can't join NonWPA2 AP. + continue; + } + } +*/ +//DavidWang + pMgmt->pSameBSS[jj].uChannel = pCurrBSS->uChannel; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSpSearchBSSList pSelect1[%02X %02X %02X-%02X %02X %02X]\n",*pCurrBSS->abyBSSID,*(pCurrBSS->abyBSSID+1),*(pCurrBSS->abyBSSID+2),*(pCurrBSS->abyBSSID+3),*(pCurrBSS->abyBSSID+4),*(pCurrBSS->abyBSSID+5)); + jj++; + +//DavidWang + if (pSelect == NULL) { + pSelect = pCurrBSS; + } else { + // compare RSSI, select signal strong one + if (pCurrBSS->uRSSI < pSelect->uRSSI) { + pSelect = pCurrBSS; + } + } + } + } +//DavidWang +pDevice->bSameBSSMaxNum = jj; +//DavidWang + if (pSelect != NULL) { + pSelect->bSelected = TRUE; + if (pDevice->bRoaming == FALSE) { + // Einsn Add @20070907 + ZERO_MEMORY(pbyDesireSSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); + MEMvCopy(pbyDesireSSID,pCurrBSS->abySSID,WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1) ; + } + + return(pSelect); + } + } + return(NULL); + +} + + +/*+ + * + * Routine Description: + * Clear BSS List + * + * Return Value: + * None. + * +-*/ + + +VOID +BSSvClearBSSList( + IN HANDLE hDeviceContext, + IN BOOL bKeepCurrBSSID + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT ii; + + for (ii = 0; ii < MAX_BSS_NUM; ii++) { + if (bKeepCurrBSSID) { + if (pMgmt->sBSSList[ii].bActive && + IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pMgmt->abyCurrBSSID)) { + //mike mark: there are two same BSSID in list if that AP is in hidden ssid mode,one 's SSID is null, + // but other's is obvious, so if it acssociate with your STA exactly,you must keep two + // of them!!!!!!!!! + // bKeepCurrBSSID = FALSE; + continue; + } + } +/* + if ((pMgmt->sBSSList[ii].bActive) && (pMgmt->sBSSList[ii].uClearCount < BSS_CLEAR_COUNT)) { + pMgmt->sBSSList[ii].uClearCount ++; + continue; + } +*/ + pMgmt->sBSSList[ii].bActive = FALSE; + memset(&pMgmt->sBSSList[ii], 0, sizeof(KnownBSS)); + } + BSSvClearAnyBSSJoinRecord(pDevice); + + return; +} + + + +/*+ + * + * Routine Description: + * search BSS list by BSSID & SSID if matched + * + * Return Value: + * TRUE if found. + * +-*/ +PKnownBSS +BSSpAddrIsInBSSList( + IN HANDLE hDeviceContext, + IN PBYTE abyBSSID, + IN PWLAN_IE_SSID pSSID + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + PKnownBSS pBSSList = NULL; + UINT ii; + + for (ii = 0; ii < MAX_BSS_NUM; ii++) { + pBSSList = &(pMgmt->sBSSList[ii]); + if (pBSSList->bActive) { + if (IS_ETH_ADDRESS_EQUAL(pBSSList->abyBSSID, abyBSSID)) { + if (pSSID->len == ((PWLAN_IE_SSID)pBSSList->abySSID)->len){ + if (memcmp(pSSID->abySSID, + ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID, + pSSID->len) == 0) + return pBSSList; + } + } + } + } + + return NULL; +}; + + + +/*+ + * + * Routine Description: + * Insert a BSS set into known BSS list + * + * Return Value: + * TRUE if success. + * +-*/ + +BOOL +BSSbInsertToBSSList ( + IN HANDLE hDeviceContext, + IN PBYTE abyBSSIDAddr, + IN QWORD qwTimestamp, + IN WORD wBeaconInterval, + IN WORD wCapInfo, + IN BYTE byCurrChannel, + IN PWLAN_IE_SSID pSSID, + IN PWLAN_IE_SUPP_RATES pSuppRates, + IN PWLAN_IE_SUPP_RATES pExtSuppRates, + IN PERPObject psERP, + IN PWLAN_IE_RSN pRSN, + IN PWLAN_IE_RSN_EXT pRSNWPA, + IN PWLAN_IE_COUNTRY pIE_Country, + IN PWLAN_IE_QUIET pIE_Quiet, + IN UINT uIELength, + IN PBYTE pbyIEs, + IN HANDLE pRxPacketContext + ) +{ + + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext; + PKnownBSS pBSSList = NULL; + UINT ii; + BOOL bParsingQuiet = FALSE; + + + + pBSSList = (PKnownBSS)&(pMgmt->sBSSList[0]); + + for (ii = 0; ii < MAX_BSS_NUM; ii++) { + pBSSList = (PKnownBSS)&(pMgmt->sBSSList[ii]); + if (!pBSSList->bActive) + break; + } + + if (ii == MAX_BSS_NUM){ + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Get free KnowBSS node failed.\n"); + return FALSE; + } + // save the BSS info + pBSSList->bActive = TRUE; + memcpy( pBSSList->abyBSSID, abyBSSIDAddr, WLAN_BSSID_LEN); + HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp)); + LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp)); + pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval); + pBSSList->wCapInfo = cpu_to_le16(wCapInfo); + pBSSList->uClearCount = 0; + + if (pSSID->len > WLAN_SSID_MAXLEN) + pSSID->len = WLAN_SSID_MAXLEN; + memcpy( pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN); + + pBSSList->uChannel = byCurrChannel; + + if (pSuppRates->len > WLAN_RATES_MAXLEN) + pSuppRates->len = WLAN_RATES_MAXLEN; + memcpy( pBSSList->abySuppRates, pSuppRates, pSuppRates->len + WLAN_IEHDR_LEN); + + if (pExtSuppRates != NULL) { + if (pExtSuppRates->len > WLAN_RATES_MAXLEN) + pExtSuppRates->len = WLAN_RATES_MAXLEN; + memcpy(pBSSList->abyExtSuppRates, pExtSuppRates, pExtSuppRates->len + WLAN_IEHDR_LEN); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbInsertToBSSList: pExtSuppRates->len = %d\n", pExtSuppRates->len); + + } else { + memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); + } + pBSSList->sERP.byERP = psERP->byERP; + pBSSList->sERP.bERPExist = psERP->bERPExist; + + // Check if BSS is 802.11a/b/g + if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11A; + } else { + if (pBSSList->sERP.bERPExist == TRUE) { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11G; + } else { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11B; + } + } + + pBSSList->byRxRate = pRxPacket->byRxRate; + pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF; + pBSSList->uRSSI = pRxPacket->uRSSI; + pBSSList->bySQ = pRxPacket->bySQ; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && + (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { + // assoc with BSS + if (pBSSList == pMgmt->pCurrBSS) { + bParsingQuiet = TRUE; + } + } + + WPA_ClearRSN(pBSSList); + + if (pRSNWPA != NULL) { + UINT uLen = pRSNWPA->len + 2; + + if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) { + pBSSList->wWPALen = uLen; + memcpy(pBSSList->byWPAIE, pRSNWPA, uLen); + WPA_ParseRSN(pBSSList, pRSNWPA); + } + } + + WPA2_ClearRSN(pBSSList); + + if (pRSN != NULL) { + UINT uLen = pRSN->len + 2; + if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) { + pBSSList->wRSNLen = uLen; + memcpy(pBSSList->byRSNIE, pRSN, uLen); + WPA2vParseRSN(pBSSList, pRSN); + } + } + + if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA2) || (pBSSList->bWPA2Valid == TRUE)) { + + PSKeyItem pTransmitKey = NULL; + BOOL bIs802_1x = FALSE; + + for (ii = 0; ii < pBSSList->wAKMSSAuthCount; ii ++) { + if (pBSSList->abyAKMSSAuthType[ii] == WLAN_11i_AKMSS_802_1X) { + bIs802_1x = TRUE; + break; + } + } + if ((bIs802_1x == TRUE) && (pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len) && + (MEMEqualMemory(pSSID->abySSID, ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->abySSID, pSSID->len))) { + + bAdd_PMKID_Candidate((HANDLE)pDevice, pBSSList->abyBSSID, &pBSSList->sRSNCapObj); + + if ((pDevice->bLinkPass == TRUE) && (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { + if ((KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, PAIRWISE_KEY, &pTransmitKey) == TRUE) || + (KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBSSID, GROUP_KEY, &pTransmitKey) == TRUE)) { + pDevice->gsPMKIDCandidate.StatusType = Ndis802_11StatusType_PMKID_CandidateList; + pDevice->gsPMKIDCandidate.Version = 1; + + } + + } + } + } + + if (pDevice->bUpdateBBVGA) { + // Moniter if RSSI is too strong. + pBSSList->byRSSIStatCnt = 0; + RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &pBSSList->ldBmMAX); + pBSSList->ldBmAverage[0] = pBSSList->ldBmMAX; + pBSSList->ldBmAverRange = pBSSList->ldBmMAX; + for (ii = 1; ii < RSSI_STAT_COUNT; ii++) + pBSSList->ldBmAverage[ii] = 0; + } + +/* + if ((pIE_Country != NULL) && + (pMgmt->b11hEnable == TRUE)) { + CARDvSetCountryInfo(pMgmt->pAdapter, + pBSSList->eNetworkTypeInUse, + pIE_Country); + } + + if ((bParsingQuiet == TRUE) && (pIE_Quiet != NULL)) { + if ((((PWLAN_IE_QUIET)pIE_Quiet)->len == 8) && + (((PWLAN_IE_QUIET)pIE_Quiet)->byQuietCount != 0)) { + // valid EID + if (pQuiet == NULL) { + pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; + CARDbSetQuiet( pMgmt->pAdapter, + TRUE, + pQuiet->byQuietCount, + pQuiet->byQuietPeriod, + *((PWORD)pQuiet->abyQuietDuration), + *((PWORD)pQuiet->abyQuietOffset) + ); + } else { + pQuiet = (PWLAN_IE_QUIET)pIE_Quiet; + CARDbSetQuiet( pMgmt->pAdapter, + FALSE, + pQuiet->byQuietCount, + pQuiet->byQuietPeriod, + *((PWORD)pQuiet->abyQuietDuration), + *((PWORD)pQuiet->abyQuietOffset) + ); + } + } + } + + if ((bParsingQuiet == TRUE) && + (pQuiet != NULL)) { + CARDbStartQuiet(pMgmt->pAdapter); + } +*/ + + pBSSList->uIELength = uIELength; + if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN) + pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN; + MEMvCopy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength); + + return TRUE; +} + + +/*+ + * + * Routine Description: + * Update BSS set in known BSS list + * + * Return Value: + * TRUE if success. + * +-*/ +// TODO: input structure modify + +BOOL +BSSbUpdateToBSSList ( + IN HANDLE hDeviceContext, + IN QWORD qwTimestamp, + IN WORD wBeaconInterval, + IN WORD wCapInfo, + IN BYTE byCurrChannel, + IN BOOL bChannelHit, + IN PWLAN_IE_SSID pSSID, + IN PWLAN_IE_SUPP_RATES pSuppRates, + IN PWLAN_IE_SUPP_RATES pExtSuppRates, + IN PERPObject psERP, + IN PWLAN_IE_RSN pRSN, + IN PWLAN_IE_RSN_EXT pRSNWPA, + IN PWLAN_IE_COUNTRY pIE_Country, + IN PWLAN_IE_QUIET pIE_Quiet, + IN PKnownBSS pBSSList, + IN UINT uIELength, + IN PBYTE pbyIEs, + IN HANDLE pRxPacketContext + ) +{ + int ii, jj; + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + PSRxMgmtPacket pRxPacket = (PSRxMgmtPacket)pRxPacketContext; + LONG ldBm, ldBmSum; + BOOL bParsingQuiet = FALSE; + // BYTE abyTmpSSID[WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1]; + + + if (pBSSList == NULL) + return FALSE; + + + HIDWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(HIDWORD(qwTimestamp)); + LODWORD(pBSSList->qwBSSTimestamp) = cpu_to_le32(LODWORD(qwTimestamp)); + pBSSList->wBeaconInterval = cpu_to_le16(wBeaconInterval); + pBSSList->wCapInfo = cpu_to_le16(wCapInfo); + pBSSList->uClearCount = 0; + pBSSList->uChannel = byCurrChannel; +// DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BSSbUpdateToBSSList: pBSSList->uChannel: %d\n", pBSSList->uChannel); + + if (pSSID->len > WLAN_SSID_MAXLEN) + pSSID->len = WLAN_SSID_MAXLEN; + + if ((pSSID->len != 0) && (pSSID->abySSID[0] != 0)) + memcpy(pBSSList->abySSID, pSSID, pSSID->len + WLAN_IEHDR_LEN); + memcpy(pBSSList->abySuppRates, pSuppRates,pSuppRates->len + WLAN_IEHDR_LEN); + + if (pExtSuppRates != NULL) { + memcpy(pBSSList->abyExtSuppRates, pExtSuppRates,pExtSuppRates->len + WLAN_IEHDR_LEN); + } else { + memset(pBSSList->abyExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); + } + pBSSList->sERP.byERP = psERP->byERP; + pBSSList->sERP.bERPExist = psERP->bERPExist; + + // Check if BSS is 802.11a/b/g + if (pBSSList->uChannel > CB_MAX_CHANNEL_24G) { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11A; + } else { + if (pBSSList->sERP.bERPExist == TRUE) { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11G; + } else { + pBSSList->eNetworkTypeInUse = PHY_TYPE_11B; + } + } + + pBSSList->byRxRate = pRxPacket->byRxRate; + pBSSList->qwLocalTSF = pRxPacket->qwLocalTSF; + if(bChannelHit) + pBSSList->uRSSI = pRxPacket->uRSSI; + pBSSList->bySQ = pRxPacket->bySQ; + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && + (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { + // assoc with BSS + if (pBSSList == pMgmt->pCurrBSS) { + bParsingQuiet = TRUE; + } + } + + WPA_ClearRSN(pBSSList); //mike update + + if (pRSNWPA != NULL) { + UINT uLen = pRSNWPA->len + 2; + if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSNWPA - pbyIEs))) { + pBSSList->wWPALen = uLen; + memcpy(pBSSList->byWPAIE, pRSNWPA, uLen); + WPA_ParseRSN(pBSSList, pRSNWPA); + } + } + + WPA2_ClearRSN(pBSSList); //mike update + + if (pRSN != NULL) { + UINT uLen = pRSN->len + 2; + if (uLen <= (uIELength - (UINT)(ULONG_PTR)((PBYTE)pRSN - pbyIEs))) { + pBSSList->wRSNLen = uLen; + memcpy(pBSSList->byRSNIE, pRSN, uLen); + WPA2vParseRSN(pBSSList, pRSN); + } + } + + if (pRxPacket->uRSSI != 0) { + RFvRSSITodBm(pDevice, (BYTE)(pRxPacket->uRSSI), &ldBm); + // Moniter if RSSI is too strong. + pBSSList->byRSSIStatCnt++; + pBSSList->byRSSIStatCnt %= RSSI_STAT_COUNT; + pBSSList->ldBmAverage[pBSSList->byRSSIStatCnt] = ldBm; + ldBmSum = 0; + for(ii=0, jj=0;ii<RSSI_STAT_COUNT;ii++) { + if (pBSSList->ldBmAverage[ii] != 0) { + pBSSList->ldBmMAX = max(pBSSList->ldBmAverage[ii], ldBm); + ldBmSum += pBSSList->ldBmAverage[ii]; + jj++; + } + } + pBSSList->ldBmAverRange = ldBmSum /jj; + } + + pBSSList->uIELength = uIELength; + if (pBSSList->uIELength > WLAN_BEACON_FR_MAXLEN) + pBSSList->uIELength = WLAN_BEACON_FR_MAXLEN; + memcpy(pBSSList->abyIEs, pbyIEs, pBSSList->uIELength); + +//mike add: if the AP in this pBSSList is hidden ssid and we can find two of them, +// you need upgrade the other related pBSSList of which ssid is obvious, +// for these two AP is the same one!!!! +/********judge by:BSSID is the same,but ssid is different!*****************/ +#if 0 + for (ii = 0; ii < MAX_BSS_NUM; ii++) { + if (IS_ETH_ADDRESS_EQUAL(pMgmt->sBSSList[ii].abyBSSID, pBSSList->abyBSSID)) { //BSSID is the same! + if (memcmp(((PWLAN_IE_SSID)pMgmt->sBSSList[ii].abySSID)->abySSID, //ssid is different?? + ((PWLAN_IE_SSID)pBSSList->abySSID)->abySSID, + ((PWLAN_IE_SSID)pBSSList->abySSID)->len) != 0) { + //reserve temp + memset(abyTmpSSID,0,sizeof(abyTmpSSID)); + memcpy(abyTmpSSID,pMgmt->sBSSList[ii].abySSID,sizeof(abyTmpSSID)); + //upgrade the other one pBSSList + memcpy(&(pMgmt->sBSSList[ii]),pBSSList,sizeof(KnownBSS)); + //recover ssid info + memcpy(pMgmt->sBSSList[ii].abySSID,abyTmpSSID,sizeof(abyTmpSSID)); + } + } + } +#endif + + return TRUE; +} + + + + + +/*+ + * + * Routine Description: + * Search Node DB table to find the index of matched DstAddr + * + * Return Value: + * None + * +-*/ + +BOOL +BSSbIsSTAInNodeDB( + IN HANDLE hDeviceContext, + IN PBYTE abyDstAddr, + OUT PUINT puNodeIndex + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT ii; + + // Index = 0 reserved for AP Node + for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { + if (pMgmt->sNodeDBTable[ii].bActive) { + if (IS_ETH_ADDRESS_EQUAL(abyDstAddr, pMgmt->sNodeDBTable[ii].abyMACAddr)) { + *puNodeIndex = ii; + return TRUE; + } + } + } + + return FALSE; +}; + + + +/*+ + * + * Routine Description: + * Find an empty node and allocated; if no empty found, + * instand used of most inactive one. + * + * Return Value: + * None + * +-*/ +VOID +BSSvCreateOneNode( + IN HANDLE hDeviceContext, + OUT PUINT puNodeIndex + ) +{ + + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT ii; + UINT BigestCount = 0; + UINT SelectIndex; + struct sk_buff *skb; + // Index = 0 reserved for AP Node (In STA mode) + // Index = 0 reserved for Broadcast/MultiCast (In AP mode) + SelectIndex = 1; + for (ii = 1; ii < (MAX_NODE_NUM + 1); ii++) { + if (pMgmt->sNodeDBTable[ii].bActive) { + if (pMgmt->sNodeDBTable[ii].uInActiveCount > BigestCount) { + BigestCount = pMgmt->sNodeDBTable[ii].uInActiveCount; + SelectIndex = ii; + } + } + else { + break; + } + } + + // if not found replace uInActiveCount is largest one. + if ( ii == (MAX_NODE_NUM + 1)) { + *puNodeIndex = SelectIndex; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Replace inactive node = %d\n", SelectIndex); + // clear ps buffer + if (pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue.next != NULL) { + while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue)) != NULL) + dev_kfree_skb(skb); + } + } + else { + *puNodeIndex = ii; + } + + memset(&pMgmt->sNodeDBTable[*puNodeIndex], 0, sizeof(KnownNodeDB)); + pMgmt->sNodeDBTable[*puNodeIndex].bActive = TRUE; + pMgmt->sNodeDBTable[*puNodeIndex].uRatePollTimeout = FALLBACK_POLL_SECOND; + // for AP mode PS queue + skb_queue_head_init(&pMgmt->sNodeDBTable[*puNodeIndex].sTxPSQueue); + pMgmt->sNodeDBTable[*puNodeIndex].byAuthSequence = 0; + pMgmt->sNodeDBTable[*puNodeIndex].wEnQueueCnt = 0; + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create node index = %d\n", ii); + return; +}; + + + +/*+ + * + * Routine Description: + * Remove Node by NodeIndex + * + * + * Return Value: + * None + * +-*/ +VOID +BSSvRemoveOneNode( + IN HANDLE hDeviceContext, + IN UINT uNodeIndex + ) +{ + + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + BYTE byMask[8] = {1, 2, 4, 8, 0x10, 0x20, 0x40, 0x80}; + struct sk_buff *skb; + + + while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[uNodeIndex].sTxPSQueue)) != NULL) + dev_kfree_skb(skb); + // clear context + memset(&pMgmt->sNodeDBTable[uNodeIndex], 0, sizeof(KnownNodeDB)); + // clear tx bit map + pMgmt->abyPSTxMap[pMgmt->sNodeDBTable[uNodeIndex].wAID >> 3] &= ~byMask[pMgmt->sNodeDBTable[uNodeIndex].wAID & 7]; + + return; +}; +/*+ + * + * Routine Description: + * Update AP Node content in Index 0 of KnownNodeDB + * + * + * Return Value: + * None + * +-*/ + +VOID +BSSvUpdateAPNode( + IN HANDLE hDeviceContext, + IN PWORD pwCapInfo, + IN PWLAN_IE_SUPP_RATES pSuppRates, + IN PWLAN_IE_SUPP_RATES pExtSuppRates + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT uRateLen = WLAN_RATES_MAXLEN; + + memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB)); + + pMgmt->sNodeDBTable[0].bActive = TRUE; + if (pDevice->byBBType == BB_TYPE_11B) { + uRateLen = WLAN_RATES_MAXLEN_11B; + } + pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pSuppRates, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, + uRateLen); + pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pExtSuppRates, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, + uRateLen); + RATEvParseMaxRate((PVOID) pDevice, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, + TRUE, + &(pMgmt->sNodeDBTable[0].wMaxBasicRate), + &(pMgmt->sNodeDBTable[0].wMaxSuppRate), + &(pMgmt->sNodeDBTable[0].wSuppRate), + &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate), + &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate) + ); + memcpy(pMgmt->sNodeDBTable[0].abyMACAddr, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN); + pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxSuppRate; + pMgmt->sNodeDBTable[0].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*pwCapInfo); + pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND; + // Auto rate fallback function initiation. + // RATEbInit(pDevice); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"pMgmt->sNodeDBTable[0].wTxDataRate = %d \n", pMgmt->sNodeDBTable[0].wTxDataRate); + +}; + + + + + +/*+ + * + * Routine Description: + * Add Multicast Node content in Index 0 of KnownNodeDB + * + * + * Return Value: + * None + * +-*/ + + +VOID +BSSvAddMulticastNode( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + + if (!pDevice->bEnableHostWEP) + memset(&pMgmt->sNodeDBTable[0], 0, sizeof(KnownNodeDB)); + memset(pMgmt->sNodeDBTable[0].abyMACAddr, 0xff, WLAN_ADDR_LEN); + pMgmt->sNodeDBTable[0].bActive = TRUE; + pMgmt->sNodeDBTable[0].bPSEnable = FALSE; + skb_queue_head_init(&pMgmt->sNodeDBTable[0].sTxPSQueue); + RATEvParseMaxRate((PVOID) pDevice, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, + (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, + TRUE, + &(pMgmt->sNodeDBTable[0].wMaxBasicRate), + &(pMgmt->sNodeDBTable[0].wMaxSuppRate), + &(pMgmt->sNodeDBTable[0].wSuppRate), + &(pMgmt->sNodeDBTable[0].byTopCCKBasicRate), + &(pMgmt->sNodeDBTable[0].byTopOFDMBasicRate) + ); + pMgmt->sNodeDBTable[0].wTxDataRate = pMgmt->sNodeDBTable[0].wMaxBasicRate; + pMgmt->sNodeDBTable[0].uRatePollTimeout = FALLBACK_POLL_SECOND; + +}; + + + + + +/*+ + * + * Routine Description: + * + * + * Second call back function to update Node DB info & AP link status + * + * + * Return Value: + * none. + * +-*/ + + +VOID +BSSvSecondCallBack( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT ii; + PWLAN_IE_SSID pItemSSID, pCurrSSID; + UINT uSleepySTACnt = 0; + UINT uNonShortSlotSTACnt = 0; + UINT uLongPreambleSTACnt = 0; + viawget_wpa_header *wpahdr; //DavidWang + + spin_lock_irq(&pDevice->lock); + + pDevice->uAssocCount = 0; + + //Power Saving Mode Tx Burst + if ( pDevice->bEnablePSMode == TRUE ) { + pDevice->ulPSModeWaitTx++; + if ( pDevice->ulPSModeWaitTx >= 2 ) { + pDevice->ulPSModeWaitTx = 0; + pDevice->bPSModeTxBurst = FALSE; + } + } + + pDevice->byERPFlag &= + ~(WLAN_SET_ERP_BARKER_MODE(1) | WLAN_SET_ERP_NONERP_PRESENT(1)); + + if (pDevice->wUseProtectCntDown > 0) { + pDevice->wUseProtectCntDown --; + } + else { + // disable protect mode + pDevice->byERPFlag &= ~(WLAN_SET_ERP_USE_PROTECTION(1)); + } + +if(pDevice->byReAssocCount > 0) { + pDevice->byReAssocCount++; + if((pDevice->byReAssocCount > 10) && (pDevice->bLinkPass != TRUE)) { //10 sec timeout + printk("Re-association timeout!!!\n"); + pDevice->byReAssocCount = 0; + #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT + // if(pDevice->bWPASuppWextEnabled == TRUE) + { + union iwreq_data wrqu; + memset(&wrqu, 0, sizeof (wrqu)); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n"); + wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); + } + #endif + } + else if(pDevice->bLinkPass == TRUE) + pDevice->byReAssocCount = 0; +} + +#ifdef SndEvt_ToAPI +if((pMgmt->eCurrState!=WMAC_STATE_ASSOC) && + (pMgmt->eLastState==WMAC_STATE_ASSOC)) +{ + union iwreq_data wrqu; + memset(&wrqu, 0, sizeof(wrqu)); + wrqu.data.flags = RT_DISCONNECTED_EVENT_FLAG; + wireless_send_event(pDevice->dev, IWEVCUSTOM, &wrqu, NULL); +} + pMgmt->eLastState = pMgmt->eCurrState ; +#endif + +#ifdef Calcu_LinkQual + s_uCalculateLinkQual((HANDLE)pDevice); +#endif + + for (ii = 0; ii < (MAX_NODE_NUM + 1); ii++) { + + if (pMgmt->sNodeDBTable[ii].bActive) { + // Increase in-activity counter + pMgmt->sNodeDBTable[ii].uInActiveCount++; + + if (ii > 0) { + if (pMgmt->sNodeDBTable[ii].uInActiveCount > MAX_INACTIVE_COUNT) { + BSSvRemoveOneNode(pDevice, ii); + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO + "Inactive timeout [%d] sec, STA index = [%d] remove\n", MAX_INACTIVE_COUNT, ii); + continue; + } + + if (pMgmt->sNodeDBTable[ii].eNodeState >= NODE_ASSOC) { + + pDevice->uAssocCount++; + + // check if Non ERP exist + if (pMgmt->sNodeDBTable[ii].uInActiveCount < ERP_RECOVER_COUNT) { + if (!pMgmt->sNodeDBTable[ii].bShortPreamble) { + pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1); + uLongPreambleSTACnt ++; + } + if (!pMgmt->sNodeDBTable[ii].bERPExist) { + pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1); + pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1); + } + if (!pMgmt->sNodeDBTable[ii].bShortSlotTime) + uNonShortSlotSTACnt++; + } + } + + // check if any STA in PS mode + if (pMgmt->sNodeDBTable[ii].bPSEnable) + uSleepySTACnt++; + + + } + + // Rate fallback check + if (!pDevice->bFixRate) { +/* + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && (ii == 0)) + RATEvTxRateFallBack(pDevice, &(pMgmt->sNodeDBTable[ii])); +*/ + if (ii > 0) { + // ii = 0 for multicast node (AP & Adhoc) + RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii])); + } + else { + // ii = 0 reserved for unicast AP node (Infra STA) + if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) + RATEvTxRateFallBack((PVOID)pDevice, &(pMgmt->sNodeDBTable[ii])); + } + + } + + // check if pending PS queue + if (pMgmt->sNodeDBTable[ii].wEnQueueCnt != 0) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Index= %d, Queue = %d pending \n", + ii, pMgmt->sNodeDBTable[ii].wEnQueueCnt); + if ((ii >0) && (pMgmt->sNodeDBTable[ii].wEnQueueCnt > 15)) { + BSSvRemoveOneNode(pDevice, ii); + DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Pending many queues PS STA Index = %d remove \n", ii); + continue; + } + } + } + + } + + + if ((pMgmt->eCurrMode == WMAC_MODE_ESS_AP) && (pDevice->byBBType == BB_TYPE_11G)) { + + // on/off protect mode + if (WLAN_GET_ERP_USE_PROTECTION(pDevice->byERPFlag)) { + if (!pDevice->bProtectMode) { + MACvEnableProtectMD(pDevice); + pDevice->bProtectMode = TRUE; + } + } + else { + if (pDevice->bProtectMode) { + MACvDisableProtectMD(pDevice); + pDevice->bProtectMode = FALSE; + } + } + // on/off short slot time + + if (uNonShortSlotSTACnt > 0) { + if (pDevice->bShortSlotTime) { + pDevice->bShortSlotTime = FALSE; + BBvSetShortSlotTime(pDevice); + vUpdateIFS((PVOID)pDevice); + } + } + else { + if (!pDevice->bShortSlotTime) { + pDevice->bShortSlotTime = TRUE; + BBvSetShortSlotTime(pDevice); + vUpdateIFS((PVOID)pDevice); + } + } + + // on/off barker long preamble mode + + if (uLongPreambleSTACnt > 0) { + if (!pDevice->bBarkerPreambleMd) { + MACvEnableBarkerPreambleMd(pDevice); + pDevice->bBarkerPreambleMd = TRUE; + } + } + else { + if (pDevice->bBarkerPreambleMd) { + MACvDisableBarkerPreambleMd(pDevice); + pDevice->bBarkerPreambleMd = FALSE; + } + } + + } + + + // Check if any STA in PS mode, enable DTIM multicast deliver + if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { + if (uSleepySTACnt > 0) + pMgmt->sNodeDBTable[0].bPSEnable = TRUE; + else + pMgmt->sNodeDBTable[0].bPSEnable = FALSE; + } + + pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID; + pCurrSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID; + + if ((pMgmt->eCurrMode == WMAC_MODE_STANDBY) || + (pMgmt->eCurrMode == WMAC_MODE_ESS_STA)) { + + if (pMgmt->sNodeDBTable[0].bActive) { // Assoc with BSS + // DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Callback inactive Count = [%d]\n", pMgmt->sNodeDBTable[0].uInActiveCount); + + if (pDevice->bUpdateBBVGA) { + // s_vCheckSensitivity((HANDLE) pDevice); + s_vCheckPreEDThreshold((HANDLE)pDevice); + } + + if ((pMgmt->sNodeDBTable[0].uInActiveCount >= (LOST_BEACON_COUNT/2)) && + (pDevice->byBBVGACurrent != pDevice->abyBBVGA[0]) ) { + pDevice->byBBVGANew = pDevice->abyBBVGA[0]; + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL); + } + + if (pMgmt->sNodeDBTable[0].uInActiveCount >= LOST_BEACON_COUNT) { + pMgmt->sNodeDBTable[0].bActive = FALSE; + pMgmt->eCurrMode = WMAC_MODE_STANDBY; + pMgmt->eCurrState = WMAC_STATE_IDLE; + netif_stop_queue(pDevice->dev); + pDevice->bLinkPass = FALSE; + ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW); + pDevice->bRoaming = TRUE; + pDevice->bIsRoaming = FALSE; + + DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost AP beacon [%d] sec, disconnected !\n", pMgmt->sNodeDBTable[0].uInActiveCount); + //let wpa supplicant know AP may disconnect.//20080717-01,<Add> by James Li + if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { + wpahdr = (viawget_wpa_header *)pDevice->skb->data; + wpahdr->type = VIAWGET_DISASSOC_MSG; + wpahdr->resp_ie_len = 0; + wpahdr->req_ie_len = 0; + skb_put(pDevice->skb, sizeof(viawget_wpa_header)); + pDevice->skb->dev = pDevice->wpadev; +//2008-4-3 modify by Chester for wpa +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) + pDevice->skb->mac_header = pDevice->skb->data; +#else + pDevice->skb->mac.raw = pDevice->skb->data; +#endif + pDevice->skb->pkt_type = PACKET_HOST; + pDevice->skb->protocol = htons(ETH_P_802_2); + memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb)); + netif_rx(pDevice->skb); + pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); + }; + #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT + // if(pDevice->bWPASuppWextEnabled == TRUE) + { + union iwreq_data wrqu; + memset(&wrqu, 0, sizeof (wrqu)); + wrqu.ap_addr.sa_family = ARPHRD_ETHER; + PRINT_K("wireless_send_event--->SIOCGIWAP(disassociated)\n"); + wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); + } + #endif + } + } + else if (pItemSSID->len != 0) { +//Davidwang + if ((pDevice->bEnableRoaming == TRUE)&&(!(pMgmt->Cisco_cckm))) { +DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bRoaming %d, !\n", pDevice->bRoaming ); +DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "bIsRoaming %d, !\n", pDevice->bIsRoaming ); + if ((pDevice->bRoaming == TRUE)&&(pDevice->bIsRoaming == TRUE)){ + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Fast Roaming ...\n"); + BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass); + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID); + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID); + pDevice->uAutoReConnectTime = 0; + pDevice->uIsroamingTime = 0; + pDevice->bRoaming = FALSE; + +// if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { + wpahdr = (viawget_wpa_header *)pDevice->skb->data; + wpahdr->type = VIAWGET_CCKM_ROAM_MSG; + wpahdr->resp_ie_len = 0; + wpahdr->req_ie_len = 0; + skb_put(pDevice->skb, sizeof(viawget_wpa_header)); + pDevice->skb->dev = pDevice->wpadev; +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,22) + pDevice->skb->mac_header = pDevice->skb->data; +#else + pDevice->skb->mac.raw = pDevice->skb->data; +#endif + pDevice->skb->pkt_type = PACKET_HOST; + pDevice->skb->protocol = htons(ETH_P_802_2); + memset(pDevice->skb->cb, 0, sizeof(pDevice->skb->cb)); + netif_rx(pDevice->skb); + pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); + +// } + } + else if ((pDevice->bRoaming == FALSE)&&(pDevice->bIsRoaming == TRUE)) { + pDevice->uIsroamingTime++; + if (pDevice->uIsroamingTime >= 20) + pDevice->bIsRoaming = FALSE; + } + + } +else { + if (pDevice->uAutoReConnectTime < 10) { + pDevice->uAutoReConnectTime++; + #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT + //network manager support need not do Roaming scan??? + if(pDevice->bWPASuppWextEnabled ==TRUE) + pDevice->uAutoReConnectTime = 0; + #endif + } + else { + //mike use old encryption status for wpa reauthen + if(pDevice->bWPADEVUp) + pDevice->eEncryptionStatus = pDevice->eOldEncryptionStatus; + + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Roaming ...\n"); + BSSvClearBSSList((HANDLE)pDevice, pDevice->bLinkPass); + pMgmt->eScanType = WMAC_SCAN_ACTIVE; + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, pMgmt->abyDesireSSID); + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, pMgmt->abyDesireSSID); + pDevice->uAutoReConnectTime = 0; + } + } + } + } + + if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { + // if adhoc started which essid is NULL string, rescaning. + if ((pMgmt->eCurrState == WMAC_STATE_STARTED) && (pCurrSSID->len == 0)) { + if (pDevice->uAutoReConnectTime < 10) { + pDevice->uAutoReConnectTime++; + } + else { + DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Adhoc re-scaning ...\n"); + pMgmt->eScanType = WMAC_SCAN_ACTIVE; + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_BSSID_SCAN, NULL); + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_SSID, NULL); + pDevice->uAutoReConnectTime = 0; + }; + } + if (pMgmt->eCurrState == WMAC_STATE_JOINTED) { + + if (pDevice->bUpdateBBVGA) { + //s_vCheckSensitivity((HANDLE) pDevice); + s_vCheckPreEDThreshold((HANDLE)pDevice); + } + if (pMgmt->sNodeDBTable[0].uInActiveCount >=ADHOC_LOST_BEACON_COUNT) { + DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Lost other STA beacon [%d] sec, started !\n", pMgmt->sNodeDBTable[0].uInActiveCount); + pMgmt->sNodeDBTable[0].uInActiveCount = 0; + pMgmt->eCurrState = WMAC_STATE_STARTED; + netif_stop_queue(pDevice->dev); + pDevice->bLinkPass = FALSE; + ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_SLOW); + } + } + } + + if (pDevice->bLinkPass == TRUE) { + if (netif_queue_stopped(pDevice->dev)) + netif_wake_queue(pDevice->dev); + } + + spin_unlock_irq(&pDevice->lock); + + pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ); + add_timer(&pMgmt->sTimerSecondCallback); + return; +} + + + + +/*+ + * + * Routine Description: + * + * + * Update Tx attemps, Tx failure counter in Node DB + * + * + * Return Value: + * none. + * +-*/ + + + +VOID +BSSvUpdateNodeTxCounter( + IN HANDLE hDeviceContext, + IN PSStatCounter pStatistic, + IN BYTE byTSR, + IN BYTE byPktNO + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT uNodeIndex = 0; + BYTE byTxRetry; + WORD wRate; + WORD wFallBackRate = RATE_1M; + BYTE byFallBack; + UINT ii; + PBYTE pbyDestAddr; + BYTE byPktNum; + WORD wFIFOCtl; + + + + byPktNum = (byPktNO & 0x0F) >> 4; + byTxRetry = (byTSR & 0xF0) >> 4; + wRate = (WORD) (byPktNO & 0xF0) >> 4; + wFIFOCtl = pStatistic->abyTxPktInfo[byPktNum].wFIFOCtl; + pbyDestAddr = (PBYTE) &( pStatistic->abyTxPktInfo[byPktNum].abyDestAddr[0]); + + if (wFIFOCtl & FIFOCTL_AUTO_FB_0) { + byFallBack = AUTO_FB_0; + } else if (wFIFOCtl & FIFOCTL_AUTO_FB_1) { + byFallBack = AUTO_FB_1; + } else { + byFallBack = AUTO_FB_NONE; + } + + // Only Unicast using support rates + if (wFIFOCtl & FIFOCTL_NEEDACK) { + //DBG_PRN_GRP21(("Device %08X, wRate %04X, byTSR %02X\n", hDeviceContext, wRate, byTSR)); + if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) { + pMgmt->sNodeDBTable[0].uTxAttempts += 1; + if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) { + // transmit success, TxAttempts at least plus one + pMgmt->sNodeDBTable[0].uTxOk[MAX_RATE]++; + if ( (byFallBack == AUTO_FB_NONE) || + (wRate < RATE_18M) ) { + wFallBackRate = wRate; + } else if (byFallBack == AUTO_FB_0) { + if (byTxRetry < 5) + wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry]; + else + wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; + } else if (byFallBack == AUTO_FB_1) { + if (byTxRetry < 5) + wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry]; + else + wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; + } + pMgmt->sNodeDBTable[0].uTxOk[wFallBackRate]++; + } else { + pMgmt->sNodeDBTable[0].uTxFailures ++; + } + pMgmt->sNodeDBTable[0].uTxRetry += byTxRetry; + if (byTxRetry != 0) { + pMgmt->sNodeDBTable[0].uTxFail[MAX_RATE]+=byTxRetry; + if ( (byFallBack == AUTO_FB_NONE) || + (wRate < RATE_18M) ) { + pMgmt->sNodeDBTable[0].uTxFail[wRate]+=byTxRetry; + } else if (byFallBack == AUTO_FB_0) { + for(ii=0;ii<byTxRetry;ii++) { + if (ii < 5) + wFallBackRate = awHWRetry0[wRate-RATE_18M][ii]; + else + wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; + pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++; + } + } else if (byFallBack == AUTO_FB_1) { + for(ii=0;ii<byTxRetry;ii++) { + if (ii < 5) + wFallBackRate = awHWRetry1[wRate-RATE_18M][ii]; + else + wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; + pMgmt->sNodeDBTable[0].uTxFail[wFallBackRate]++; + } + } + } + }; + + if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) || + (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) { + + if (BSSbIsSTAInNodeDB((HANDLE)pDevice, pbyDestAddr, &uNodeIndex)){ + pMgmt->sNodeDBTable[uNodeIndex].uTxAttempts += 1; + if (BITbIsAllBitsOff(byTSR, (TSR_TMO | TSR_RETRYTMO))) { + // transmit success, TxAttempts at least plus one + pMgmt->sNodeDBTable[uNodeIndex].uTxOk[MAX_RATE]++; + if ( (byFallBack == AUTO_FB_NONE) || + (wRate < RATE_18M) ) { + wFallBackRate = wRate; + } else if (byFallBack == AUTO_FB_0) { + if (byTxRetry < 5) + wFallBackRate = awHWRetry0[wRate-RATE_18M][byTxRetry]; + else + wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; + } else if (byFallBack == AUTO_FB_1) { + if (byTxRetry < 5) + wFallBackRate = awHWRetry1[wRate-RATE_18M][byTxRetry]; + else + wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; + } + pMgmt->sNodeDBTable[uNodeIndex].uTxOk[wFallBackRate]++; + } else { + pMgmt->sNodeDBTable[uNodeIndex].uTxFailures ++; + } + pMgmt->sNodeDBTable[uNodeIndex].uTxRetry += byTxRetry; + if (byTxRetry != 0) { + pMgmt->sNodeDBTable[uNodeIndex].uTxFail[MAX_RATE]+=byTxRetry; + if ( (byFallBack == AUTO_FB_NONE) || + (wRate < RATE_18M) ) { + pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wRate]+=byTxRetry; + } else if (byFallBack == AUTO_FB_0) { + for(ii=0;ii<byTxRetry;ii++) { + if (ii < 5) + wFallBackRate = awHWRetry0[wRate-RATE_18M][ii]; + else + wFallBackRate = awHWRetry0[wRate-RATE_18M][4]; + pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++; + } + } else if (byFallBack == AUTO_FB_1) { + for(ii=0;ii<byTxRetry;ii++) { + if (ii < 5) + wFallBackRate = awHWRetry1[wRate-RATE_18M][ii]; + else + wFallBackRate = awHWRetry1[wRate-RATE_18M][4]; + pMgmt->sNodeDBTable[uNodeIndex].uTxFail[wFallBackRate]++; + } + } + } + }; + } + }; + + return; + + +} + + + + +/*+ + * + * Routine Description: + * Clear Nodes & skb in DB Table + * + * + * Parameters: + * In: + * hDeviceContext - The adapter context. + * uStartIndex - starting index + * Out: + * none + * + * Return Value: + * None. + * +-*/ + + +VOID +BSSvClearNodeDBTable( + IN HANDLE hDeviceContext, + IN UINT uStartIndex + ) + +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + struct sk_buff *skb; + UINT ii; + + for (ii = uStartIndex; ii < (MAX_NODE_NUM + 1); ii++) { + if (pMgmt->sNodeDBTable[ii].bActive) { + // check if sTxPSQueue has been initial + if (pMgmt->sNodeDBTable[ii].sTxPSQueue.next != NULL) { + while ((skb = skb_dequeue(&pMgmt->sNodeDBTable[ii].sTxPSQueue)) != NULL){ + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "PS skb != NULL %d\n", ii); + dev_kfree_skb(skb); + } + } + memset(&pMgmt->sNodeDBTable[ii], 0, sizeof(KnownNodeDB)); + } + } + + return; +}; + + +VOID s_vCheckSensitivity( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PKnownBSS pBSSList = NULL; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + int ii; + + if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) || + ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) { + pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID); + if (pBSSList != NULL) { + // Updata BB Reg if RSSI is too strong. + LONG LocalldBmAverage = 0; + LONG uNumofdBm = 0; + for (ii = 0; ii < RSSI_STAT_COUNT; ii++) { + if (pBSSList->ldBmAverage[ii] != 0) { + uNumofdBm ++; + LocalldBmAverage += pBSSList->ldBmAverage[ii]; + } + } + if (uNumofdBm > 0) { + LocalldBmAverage = LocalldBmAverage/uNumofdBm; + for (ii=0;ii<BB_VGA_LEVEL;ii++) { + DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"LocalldBmAverage:%ld, %ld %02x\n", LocalldBmAverage, pDevice->ldBmThreshold[ii], pDevice->abyBBVGA[ii]); + if (LocalldBmAverage < pDevice->ldBmThreshold[ii]) { + pDevice->byBBVGANew = pDevice->abyBBVGA[ii]; + break; + } + } + if (pDevice->byBBVGANew != pDevice->byBBVGACurrent) { + pDevice->uBBVGADiffCount++; + if (pDevice->uBBVGADiffCount >= BB_VGA_CHANGE_THRESHOLD) + bScheduleCommand((HANDLE) pDevice, WLAN_CMD_CHANGE_BBSENSITIVITY, NULL); + } else { + pDevice->uBBVGADiffCount = 0; + } + } + } + } +} + +#ifdef Calcu_LinkQual +VOID s_uCalculateLinkQual( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + ULONG TxOkRatio, TxCnt; + ULONG RxOkRatio,RxCnt; + ULONG RssiRatio; + long ldBm; + +TxCnt = pDevice->scStatistic.TxNoRetryOkCount + + pDevice->scStatistic.TxRetryOkCount + + pDevice->scStatistic.TxFailCount; +RxCnt = pDevice->scStatistic.RxFcsErrCnt + + pDevice->scStatistic.RxOkCnt; +TxOkRatio = (TxCnt < 6) ? 4000:((pDevice->scStatistic.TxNoRetryOkCount * 4000) / TxCnt); +RxOkRatio = (RxCnt < 6) ? 2000:((pDevice->scStatistic.RxOkCnt * 2000) / RxCnt); +//decide link quality +if(pDevice->bLinkPass !=TRUE) +{ + // printk("s_uCalculateLinkQual-->Link disconnect and Poor quality**\n"); + pDevice->scStatistic.LinkQuality = 0; + pDevice->scStatistic.SignalStren = 0; +} +else +{ + RFvRSSITodBm(pDevice, (BYTE)(pDevice->uCurrRSSI), &ldBm); + if(-ldBm < 50) { + RssiRatio = 4000; + } + else if(-ldBm > 90) { + RssiRatio = 0; + } + else { + RssiRatio = (40-(-ldBm-50))*4000/40; + } + pDevice->scStatistic.SignalStren = RssiRatio/40; + pDevice->scStatistic.LinkQuality = (RssiRatio+TxOkRatio+RxOkRatio)/100; +} + pDevice->scStatistic.RxFcsErrCnt = 0; + pDevice->scStatistic.RxOkCnt = 0; + pDevice->scStatistic.TxFailCount = 0; + pDevice->scStatistic.TxNoRetryOkCount = 0; + pDevice->scStatistic.TxRetryOkCount = 0; + return; +} +#endif + +VOID +BSSvClearAnyBSSJoinRecord ( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + UINT ii; + + for (ii = 0; ii < MAX_BSS_NUM; ii++) { + pMgmt->sBSSList[ii].bSelected = FALSE; + } + return; +} + +VOID s_vCheckPreEDThreshold( + IN HANDLE hDeviceContext + ) +{ + PSDevice pDevice = (PSDevice)hDeviceContext; + PKnownBSS pBSSList = NULL; + PSMgmtObject pMgmt = &(pDevice->sMgmtObj); + + if ((pMgmt->eCurrState == WMAC_STATE_ASSOC) || + ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && (pMgmt->eCurrState == WMAC_STATE_JOINTED))) { + pBSSList = BSSpAddrIsInBSSList(pDevice, pMgmt->abyCurrBSSID, (PWLAN_IE_SSID)pMgmt->abyCurrSSID); + if (pBSSList != NULL) { + pDevice->byBBPreEDRSSI = (BYTE) (~(pBSSList->ldBmAverRange) + 1); + BBvUpdatePreEDThreshold(pDevice, FALSE); + } + } + return; +} + |