| /* |
| * 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: wmgr.c |
| * |
| * Purpose: Handles the 802.11 management functions |
| * |
| * Author: Lyndon Chen |
| * |
| * Date: May 8, 2002 |
| * |
| * Functions: |
| * nsMgrObjectInitial - Initialize Management Objet data structure |
| * vMgrObjectReset - Reset Management Objet data structure |
| * vMgrAssocBeginSta - Start associate function |
| * vMgrReAssocBeginSta - Start reassociate function |
| * vMgrDisassocBeginSta - Start disassociate function |
| * s_vMgrRxAssocRequest - Handle Rcv associate_request |
| * s_vMgrRxAssocResponse - Handle Rcv associate_response |
| * vMrgAuthenBeginSta - Start authentication function |
| * vMgrDeAuthenDeginSta - Start deauthentication function |
| * s_vMgrRxAuthentication - Handle Rcv authentication |
| * s_vMgrRxAuthenSequence_1 - Handle Rcv authentication sequence 1 |
| * s_vMgrRxAuthenSequence_2 - Handle Rcv authentication sequence 2 |
| * s_vMgrRxAuthenSequence_3 - Handle Rcv authentication sequence 3 |
| * s_vMgrRxAuthenSequence_4 - Handle Rcv authentication sequence 4 |
| * s_vMgrRxDisassociation - Handle Rcv disassociation |
| * s_vMgrRxBeacon - Handle Rcv Beacon |
| * vMgrCreateOwnIBSS - Create ad_hoc IBSS or AP BSS |
| * vMgrJoinBSSBegin - Join BSS function |
| * s_vMgrSynchBSS - Synch & adopt BSS parameters |
| * s_MgrMakeBeacon - Create Baecon frame |
| * s_MgrMakeProbeResponse - Create Probe Response frame |
| * s_MgrMakeAssocRequest - Create Associate Request frame |
| * s_MgrMakeReAssocRequest - Create ReAssociate Request frame |
| * s_vMgrRxProbeResponse - Handle Rcv probe_response |
| * s_vMrgRxProbeRequest - Handle Rcv probe_request |
| * bMgrPrepareBeaconToSend - Prepare Beacon frame |
| * s_vMgrLogStatus - Log 802.11 Status |
| * vMgrRxManagePacket - Rcv management frame dispatch function |
| * s_vMgrFormatTIM- Assember TIM field of beacon |
| * vMgrTimerInit- Initial 1-sec and command call back funtions |
| * |
| * Revision History: |
| * |
| */ |
| |
| #include "tmacro.h" |
| #include "desc.h" |
| #include "device.h" |
| #include "card.h" |
| #include "80211hdr.h" |
| #include "80211mgr.h" |
| #include "wmgr.h" |
| #include "wcmd.h" |
| #include "mac.h" |
| #include "bssdb.h" |
| #include "power.h" |
| #include "datarate.h" |
| #include "baseband.h" |
| #include "rxtx.h" |
| #include "wpa.h" |
| #include "rf.h" |
| #include "iowpa.h" |
| #include "control.h" |
| #include "rndis.h" |
| |
| /*--------------------- Static Definitions -------------------------*/ |
| |
| |
| |
| /*--------------------- Static Classes ----------------------------*/ |
| |
| /*--------------------- Static Variables --------------------------*/ |
| static int msglevel =MSG_LEVEL_INFO; |
| //static int msglevel =MSG_LEVEL_DEBUG; |
| |
| /*--------------------- Static Functions --------------------------*/ |
| |
| static BOOL ChannelExceedZoneType( |
| PSDevice pDevice, |
| BYTE byCurrChannel |
| ); |
| |
| // Association/diassociation functions |
| static |
| PSTxMgmtPacket |
| s_MgrMakeAssocRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PBYTE pDAddr, |
| WORD wCurrCapInfo, |
| WORD wListenInterval, |
| PWLAN_IE_SSID pCurrSSID, |
| PWLAN_IE_SUPP_RATES pCurrRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates |
| ); |
| |
| static |
| void |
| s_vMgrRxAssocRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| unsigned int uNodeIndex |
| ); |
| |
| static |
| PSTxMgmtPacket |
| s_MgrMakeReAssocRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PBYTE pDAddr, |
| WORD wCurrCapInfo, |
| WORD wListenInterval, |
| PWLAN_IE_SSID pCurrSSID, |
| PWLAN_IE_SUPP_RATES pCurrRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates |
| ); |
| |
| static |
| void |
| s_vMgrRxAssocResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| BOOL bReAssocType |
| ); |
| |
| static |
| void |
| s_vMgrRxDisassociation( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ); |
| |
| // Authentication/deauthen functions |
| static |
| void |
| s_vMgrRxAuthenSequence_1( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ); |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_2( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ); |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_3( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ); |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_4( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ); |
| |
| static |
| void |
| s_vMgrRxAuthentication( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ); |
| |
| static |
| void |
| s_vMgrRxDeauthentication( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ); |
| |
| // Scan functions |
| // probe request/response functions |
| static |
| void |
| s_vMgrRxProbeRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ); |
| |
| static |
| void |
| s_vMgrRxProbeResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ); |
| |
| // beacon functions |
| static |
| void |
| s_vMgrRxBeacon( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| BOOL bInScan |
| ); |
| |
| static |
| void |
| s_vMgrFormatTIM( |
| PSMgmtObject pMgmt, |
| PWLAN_IE_TIM pTIM |
| ); |
| |
| static |
| PSTxMgmtPacket |
| s_MgrMakeBeacon( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| WORD wCurrCapInfo, |
| WORD wCurrBeaconPeriod, |
| unsigned int uCurrChannel, |
| WORD wCurrATIMWinodw, |
| PWLAN_IE_SSID pCurrSSID, |
| PBYTE pCurrBSSID, |
| PWLAN_IE_SUPP_RATES pCurrSuppRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates |
| ); |
| |
| |
| // Association response |
| static |
| PSTxMgmtPacket |
| s_MgrMakeAssocResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| WORD wCurrCapInfo, |
| WORD wAssocStatus, |
| WORD wAssocAID, |
| PBYTE pDstAddr, |
| PWLAN_IE_SUPP_RATES pCurrSuppRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates |
| ); |
| |
| // ReAssociation response |
| static |
| PSTxMgmtPacket |
| s_MgrMakeReAssocResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| WORD wCurrCapInfo, |
| WORD wAssocStatus, |
| WORD wAssocAID, |
| PBYTE pDstAddr, |
| PWLAN_IE_SUPP_RATES pCurrSuppRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates |
| ); |
| |
| // Probe response |
| static |
| PSTxMgmtPacket |
| s_MgrMakeProbeResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| WORD wCurrCapInfo, |
| WORD wCurrBeaconPeriod, |
| unsigned int uCurrChannel, |
| WORD wCurrATIMWinodw, |
| PBYTE pDstAddr, |
| PWLAN_IE_SSID pCurrSSID, |
| PBYTE pCurrBSSID, |
| PWLAN_IE_SUPP_RATES pCurrSuppRates, |
| PWLAN_IE_SUPP_RATES pCurrExtSuppRates, |
| BYTE byPHYType |
| ); |
| |
| // received status |
| static |
| void |
| s_vMgrLogStatus( |
| PSMgmtObject pMgmt, |
| WORD wStatus |
| ); |
| |
| |
| static |
| void |
| s_vMgrSynchBSS ( |
| PSDevice pDevice, |
| unsigned int uBSSMode, |
| PKnownBSS pCurr, |
| PCMD_STATUS pStatus |
| ); |
| |
| |
| static BOOL |
| s_bCipherMatch ( |
| PKnownBSS pBSSNode, |
| NDIS_802_11_ENCRYPTION_STATUS EncStatus, |
| PBYTE pbyCCSPK, |
| PBYTE pbyCCSGK |
| ); |
| |
| static void Encyption_Rebuild( |
| PSDevice pDevice, |
| PKnownBSS pCurr |
| ); |
| |
| /*--------------------- Export Variables --------------------------*/ |
| |
| /*--------------------- Export Functions --------------------------*/ |
| |
| /*+ |
| * |
| * Routine Description: |
| * Allocates and initializes the Management object. |
| * |
| * Return Value: |
| * Ndis_staus. |
| * |
| -*/ |
| |
| void vMgrObjectInit(void *hDeviceContext) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| int ii; |
| |
| |
| pMgmt->pbyPSPacketPool = &pMgmt->byPSPacketPool[0]; |
| pMgmt->pbyMgmtPacketPool = &pMgmt->byMgmtPacketPool[0]; |
| pMgmt->uCurrChannel = pDevice->uChannel; |
| for (ii = 0; ii < WLAN_BSSID_LEN; ii++) |
| pMgmt->abyDesireBSSID[ii] = 0xFF; |
| |
| pMgmt->sAssocInfo.AssocInfo.Length = sizeof(NDIS_802_11_ASSOCIATION_INFORMATION); |
| //memset(pMgmt->abyDesireSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN +1); |
| pMgmt->byCSSPK = KEY_CTL_NONE; |
| pMgmt->byCSSGK = KEY_CTL_NONE; |
| pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI; |
| BSSvClearBSSList((void *) pDevice, FALSE); |
| |
| init_timer(&pMgmt->sTimerSecondCallback); |
| pMgmt->sTimerSecondCallback.data = (unsigned long)pDevice; |
| pMgmt->sTimerSecondCallback.function = (TimerFunction)BSSvSecondCallBack; |
| pMgmt->sTimerSecondCallback.expires = RUN_AT(HZ); |
| |
| init_timer(&pDevice->sTimerCommand); |
| pDevice->sTimerCommand.data = (unsigned long)pDevice; |
| pDevice->sTimerCommand.function = (TimerFunction)vRunCommand; |
| pDevice->sTimerCommand.expires = RUN_AT(HZ); |
| |
| init_timer(&pDevice->sTimerTxData); |
| pDevice->sTimerTxData.data = (unsigned long)pDevice; |
| pDevice->sTimerTxData.function = (TimerFunction)BSSvSecondTxData; |
| pDevice->sTimerTxData.expires = RUN_AT(10*HZ); //10s callback |
| pDevice->fTxDataInSleep = FALSE; |
| pDevice->IsTxDataTrigger = FALSE; |
| pDevice->nTxDataTimeCout = 0; |
| |
| pDevice->cbFreeCmdQueue = CMD_Q_SIZE; |
| pDevice->uCmdDequeueIdx = 0; |
| pDevice->uCmdEnqueueIdx = 0; |
| pDevice->eCommandState = WLAN_CMD_IDLE; |
| pDevice->bCmdRunning = FALSE; |
| pDevice->bCmdClear = FALSE; |
| |
| return; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Start the station association procedure. Namely, send an |
| * association request frame to the AP. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrAssocBeginSta(void *hDeviceContext, |
| PSMgmtObject pMgmt, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSTxMgmtPacket pTxPacket; |
| |
| |
| pMgmt->wCurrCapInfo = 0; |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1); |
| if (pDevice->bEncryptionEnable) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1); |
| } |
| // always allow receive short preamble |
| //if (pDevice->byPreambleType == 1) { |
| // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| //} |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| if (pMgmt->wListenInterval == 0) |
| pMgmt->wListenInterval = 1; // at least one. |
| |
| // ERP Phy (802.11g) should support short preamble. |
| if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| if (pDevice->bShortSlotTime == TRUE) |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1); |
| |
| } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) { |
| if (pDevice->byPreambleType == 1) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| } |
| } |
| if (pMgmt->b11hEnable == TRUE) |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1); |
| |
| // build an assocreq frame and send it |
| pTxPacket = s_MgrMakeAssocRequest |
| ( |
| pDevice, |
| pMgmt, |
| pMgmt->abyCurrBSSID, |
| pMgmt->wCurrCapInfo, |
| pMgmt->wListenInterval, |
| (PWLAN_IE_SSID)pMgmt->abyCurrSSID, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates |
| ); |
| |
| if (pTxPacket != NULL ){ |
| // send the frame |
| *pStatus = csMgmt_xmit(pDevice, pTxPacket); |
| if (*pStatus == CMD_STATUS_PENDING) { |
| pMgmt->eCurrState = WMAC_STATE_ASSOCPENDING; |
| *pStatus = CMD_STATUS_SUCCESS; |
| } |
| } |
| else |
| *pStatus = CMD_STATUS_RESOURCES; |
| |
| return ; |
| } |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Start the station re-association procedure. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrReAssocBeginSta(void *hDeviceContext, |
| PSMgmtObject pMgmt, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSTxMgmtPacket pTxPacket; |
| |
| |
| |
| pMgmt->wCurrCapInfo = 0; |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1); |
| if (pDevice->bEncryptionEnable) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1); |
| } |
| |
| //if (pDevice->byPreambleType == 1) { |
| // pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| //} |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| |
| if (pMgmt->wListenInterval == 0) |
| pMgmt->wListenInterval = 1; // at least one. |
| |
| |
| // ERP Phy (802.11g) should support short preamble. |
| if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| if (pDevice->bShortSlotTime == TRUE) |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTSLOTTIME(1); |
| |
| } else if (pMgmt->eCurrentPHYMode == PHY_TYPE_11B) { |
| if (pDevice->byPreambleType == 1) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| } |
| } |
| if (pMgmt->b11hEnable == TRUE) |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SPECTRUMMNG(1); |
| |
| |
| pTxPacket = s_MgrMakeReAssocRequest |
| ( |
| pDevice, |
| pMgmt, |
| pMgmt->abyCurrBSSID, |
| pMgmt->wCurrCapInfo, |
| pMgmt->wListenInterval, |
| (PWLAN_IE_SSID)pMgmt->abyCurrSSID, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates |
| ); |
| |
| if (pTxPacket != NULL ){ |
| // send the frame |
| *pStatus = csMgmt_xmit(pDevice, pTxPacket); |
| if (*pStatus != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx failed.\n"); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Reassociation tx sending.\n"); |
| } |
| } |
| |
| |
| return ; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Send an dis-association request frame to the AP. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrDisassocBeginSta(void *hDeviceContext, |
| PSMgmtObject pMgmt, |
| PBYTE abyDestAddress, |
| WORD wReason, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSTxMgmtPacket pTxPacket = NULL; |
| WLAN_FR_DISASSOC sFrame; |
| |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_DISASSOC_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| |
| // Setup the sFrame structure |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_DISASSOC_FR_MAXLEN; |
| |
| // format fixed field frame structure |
| vMgrEncodeDisassociation(&sFrame); |
| |
| // Setup the header |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DISASSOC) |
| )); |
| |
| memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| |
| // Set reason code |
| *(sFrame.pwReason) = cpu_to_le16(wReason); |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| |
| // send the frame |
| *pStatus = csMgmt_xmit(pDevice, pTxPacket); |
| if (*pStatus == CMD_STATUS_PENDING) { |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| *pStatus = CMD_STATUS_SUCCESS; |
| } |
| |
| return; |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description:(AP function) |
| * Handle incoming station association request frames. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxAssocRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| unsigned int uNodeIndex |
| ) |
| { |
| WLAN_FR_ASSOCREQ sFrame; |
| CMD_STATUS Status; |
| PSTxMgmtPacket pTxPacket; |
| WORD wAssocStatus = 0; |
| WORD wAssocAID = 0; |
| unsigned int uRateLen = WLAN_RATES_MAXLEN; |
| BYTE abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; |
| BYTE abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; |
| |
| |
| if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) |
| return; |
| // node index not found |
| if (!uNodeIndex) |
| return; |
| |
| //check if node is authenticated |
| //decode the frame |
| memset(&sFrame, 0, sizeof(WLAN_FR_ASSOCREQ)); |
| memset(abyCurrSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); |
| memset(abyCurrExtSuppRates, 0, WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| |
| vMgrDecodeAssocRequest(&sFrame); |
| |
| if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) { |
| pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC; |
| pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval); |
| pMgmt->sNodeDBTable[uNodeIndex].bPSEnable = |
| WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? TRUE : FALSE; |
| // Todo: check sta basic rate, if ap can't support, set status code |
| if (pDevice->byBBType == BB_TYPE_11B) { |
| uRateLen = WLAN_RATES_MAXLEN_11B; |
| } |
| abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES; |
| abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrSuppRates, |
| uRateLen); |
| abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES; |
| if (pDevice->byBBType == BB_TYPE_11G) { |
| abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates, |
| uRateLen); |
| } else { |
| abyCurrExtSuppRates[1] = 0; |
| } |
| |
| |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates, |
| FALSE, // do not change our basic rate |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate) |
| ); |
| |
| // set max tx rate |
| pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = |
| pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate; |
| // Todo: check sta preamble, if ap can't support, set status code |
| pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = |
| WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = |
| WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].wAID = (WORD)uNodeIndex; |
| wAssocStatus = WLAN_MGMT_STATUS_SUCCESS; |
| wAssocAID = (WORD)uNodeIndex; |
| // check if ERP support |
| if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M) |
| pMgmt->sNodeDBTable[uNodeIndex].bERPExist = TRUE; |
| |
| if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) { |
| // B only STA join |
| pDevice->bProtectMode = TRUE; |
| pDevice->bNonERPPresent = TRUE; |
| } |
| if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == FALSE) { |
| pDevice->bBarkerPreambleMd = TRUE; |
| } |
| |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Associate AID= %d \n", wAssocAID); |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n", |
| sFrame.pHdr->sA3.abyAddr2[0], |
| sFrame.pHdr->sA3.abyAddr2[1], |
| sFrame.pHdr->sA3.abyAddr2[2], |
| sFrame.pHdr->sA3.abyAddr2[3], |
| sFrame.pHdr->sA3.abyAddr2[4], |
| sFrame.pHdr->sA3.abyAddr2[5] |
| ) ; |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n", |
| pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate); |
| } |
| |
| |
| // assoc response reply.. |
| pTxPacket = s_MgrMakeAssocResponse |
| ( |
| pDevice, |
| pMgmt, |
| pMgmt->wCurrCapInfo, |
| wAssocStatus, |
| wAssocAID, |
| sFrame.pHdr->sA3.abyAddr2, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates |
| ); |
| if (pTxPacket != NULL ){ |
| |
| if (pDevice->bEnableHostapd) { |
| return; |
| } |
| /* send the frame */ |
| Status = csMgmt_xmit(pDevice, pTxPacket); |
| if (Status != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx failed\n"); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Assoc response tx sending..\n"); |
| } |
| |
| } |
| |
| return; |
| } |
| |
| |
| /*+ |
| * |
| * Description:(AP function) |
| * Handle incoming station re-association request frames. |
| * |
| * Parameters: |
| * In: |
| * pMgmt - Management Object structure |
| * pRxPacket - Received Packet |
| * Out: |
| * none |
| * |
| * Return Value: None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxReAssocRequest( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| unsigned int uNodeIndex |
| ) |
| { |
| WLAN_FR_REASSOCREQ sFrame; |
| CMD_STATUS Status; |
| PSTxMgmtPacket pTxPacket; |
| WORD wAssocStatus = 0; |
| WORD wAssocAID = 0; |
| unsigned int uRateLen = WLAN_RATES_MAXLEN; |
| BYTE abyCurrSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; |
| BYTE abyCurrExtSuppRates[WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1]; |
| |
| if (pMgmt->eCurrMode != WMAC_MODE_ESS_AP) |
| return; |
| // node index not found |
| if (!uNodeIndex) |
| return; |
| //check if node is authenticated |
| //decode the frame |
| memset(&sFrame, 0, sizeof(WLAN_FR_REASSOCREQ)); |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| vMgrDecodeReassocRequest(&sFrame); |
| |
| if (pMgmt->sNodeDBTable[uNodeIndex].eNodeState >= NODE_AUTH) { |
| pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_ASSOC; |
| pMgmt->sNodeDBTable[uNodeIndex].wCapInfo = cpu_to_le16(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].wListenInterval = cpu_to_le16(*sFrame.pwListenInterval); |
| pMgmt->sNodeDBTable[uNodeIndex].bPSEnable = |
| WLAN_GET_FC_PWRMGT(sFrame.pHdr->sA3.wFrameCtl) ? TRUE : FALSE; |
| // Todo: check sta basic rate, if ap can't support, set status code |
| |
| if (pDevice->byBBType == BB_TYPE_11B) { |
| uRateLen = WLAN_RATES_MAXLEN_11B; |
| } |
| |
| abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES; |
| abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrSuppRates, |
| uRateLen); |
| abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES; |
| if (pDevice->byBBType == BB_TYPE_11G) { |
| abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pExtSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates, |
| uRateLen); |
| } else { |
| abyCurrExtSuppRates[1] = 0; |
| } |
| |
| |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)abyCurrExtSuppRates, |
| FALSE, // do not change our basic rate |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate) |
| ); |
| |
| // set max tx rate |
| pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = |
| pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate; |
| // Todo: check sta preamble, if ap can't support, set status code |
| pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = |
| WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = |
| WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].wAID = (WORD)uNodeIndex; |
| wAssocStatus = WLAN_MGMT_STATUS_SUCCESS; |
| wAssocAID = (WORD)uNodeIndex; |
| |
| // if suppurt ERP |
| if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M) |
| pMgmt->sNodeDBTable[uNodeIndex].bERPExist = TRUE; |
| |
| if (pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate <= RATE_11M) { |
| // B only STA join |
| pDevice->bProtectMode = TRUE; |
| pDevice->bNonERPPresent = TRUE; |
| } |
| if (pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble == FALSE) { |
| pDevice->bBarkerPreambleMd = TRUE; |
| } |
| |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Rx ReAssociate AID= %d \n", wAssocAID); |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "MAC=%2.2X:%2.2X:%2.2X:%2.2X:%2.2X:%2.2X \n", |
| sFrame.pHdr->sA3.abyAddr2[0], |
| sFrame.pHdr->sA3.abyAddr2[1], |
| sFrame.pHdr->sA3.abyAddr2[2], |
| sFrame.pHdr->sA3.abyAddr2[3], |
| sFrame.pHdr->sA3.abyAddr2[4], |
| sFrame.pHdr->sA3.abyAddr2[5] |
| ) ; |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Max Support rate = %d \n", |
| pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate); |
| |
| } |
| |
| |
| // assoc response reply.. |
| pTxPacket = s_MgrMakeReAssocResponse |
| ( |
| pDevice, |
| pMgmt, |
| pMgmt->wCurrCapInfo, |
| wAssocStatus, |
| wAssocAID, |
| sFrame.pHdr->sA3.abyAddr2, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates |
| ); |
| |
| if (pTxPacket != NULL ){ |
| /* send the frame */ |
| if (pDevice->bEnableHostapd) { |
| return; |
| } |
| Status = csMgmt_xmit(pDevice, pTxPacket); |
| if (Status != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx failed\n"); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:ReAssoc response tx sending..\n"); |
| } |
| } |
| return; |
| } |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handle incoming association response frames. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxAssocResponse( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| BOOL bReAssocType |
| ) |
| { |
| WLAN_FR_ASSOCRESP sFrame; |
| PWLAN_IE_SSID pItemSSID; |
| PBYTE pbyIEs; |
| viawget_wpa_header *wpahdr; |
| |
| |
| |
| if (pMgmt->eCurrState == WMAC_STATE_ASSOCPENDING || |
| pMgmt->eCurrState == WMAC_STATE_ASSOC) { |
| |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| // decode the frame |
| vMgrDecodeAssocResponse(&sFrame); |
| if ((sFrame.pwCapInfo == NULL) |
| || (sFrame.pwStatus == NULL) |
| || (sFrame.pwAid == NULL) |
| || (sFrame.pSuppRates == NULL)) { |
| DBG_PORT80(0xCC); |
| return; |
| } |
| |
| pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.Capabilities = *(sFrame.pwCapInfo); |
| pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.StatusCode = *(sFrame.pwStatus); |
| pMgmt->sAssocInfo.AssocInfo.ResponseFixedIEs.AssociationId = *(sFrame.pwAid); |
| pMgmt->sAssocInfo.AssocInfo.AvailableResponseFixedIEs |= 0x07; |
| |
| pMgmt->sAssocInfo.AssocInfo.ResponseIELength = sFrame.len - 24 - 6; |
| pMgmt->sAssocInfo.AssocInfo.OffsetResponseIEs = pMgmt->sAssocInfo.AssocInfo.OffsetRequestIEs + pMgmt->sAssocInfo.AssocInfo.RequestIELength; |
| pbyIEs = pMgmt->sAssocInfo.abyIEs; |
| pbyIEs += pMgmt->sAssocInfo.AssocInfo.RequestIELength; |
| memcpy(pbyIEs, (sFrame.pBuf + 24 +6), pMgmt->sAssocInfo.AssocInfo.ResponseIELength); |
| |
| // save values and set current BSS state |
| if (cpu_to_le16((*(sFrame.pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){ |
| // set AID |
| pMgmt->wCurrAID = cpu_to_le16((*(sFrame.pwAid))); |
| if ( (pMgmt->wCurrAID >> 14) != (BIT0 | BIT1) ) |
| { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "AID from AP, has two msb clear.\n"); |
| } |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Association Successful, AID=%d.\n", pMgmt->wCurrAID & ~(BIT14|BIT15)); |
| pMgmt->eCurrState = WMAC_STATE_ASSOC; |
| BSSvUpdateAPNode((void *) pDevice, |
| sFrame.pwCapInfo, |
| sFrame.pSuppRates, |
| sFrame.pExtSuppRates); |
| pItemSSID = (PWLAN_IE_SSID)pMgmt->abyCurrSSID; |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "Link with AP(SSID): %s\n", pItemSSID->abySSID); |
| pDevice->bLinkPass = TRUE; |
| ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER); |
| if ((pDevice->bWPADEVUp) && (pDevice->skb != NULL)) { |
| if(skb_tailroom(pDevice->skb) <(sizeof(viawget_wpa_header)+pMgmt->sAssocInfo.AssocInfo.ResponseIELength+ |
| pMgmt->sAssocInfo.AssocInfo.RequestIELength)) { //data room not enough |
| dev_kfree_skb(pDevice->skb); |
| pDevice->skb = dev_alloc_skb((int)pDevice->rx_buf_sz); |
| } |
| wpahdr = (viawget_wpa_header *)pDevice->skb->data; |
| wpahdr->type = VIAWGET_ASSOC_MSG; |
| wpahdr->resp_ie_len = pMgmt->sAssocInfo.AssocInfo.ResponseIELength; |
| wpahdr->req_ie_len = pMgmt->sAssocInfo.AssocInfo.RequestIELength; |
| memcpy(pDevice->skb->data + sizeof(viawget_wpa_header), pMgmt->sAssocInfo.abyIEs, wpahdr->req_ie_len); |
| memcpy(pDevice->skb->data + sizeof(viawget_wpa_header) + wpahdr->req_ie_len, |
| pbyIEs, |
| wpahdr->resp_ie_len |
| ); |
| skb_put(pDevice->skb, sizeof(viawget_wpa_header) + wpahdr->resp_ie_len + wpahdr->req_ie_len); |
| pDevice->skb->dev = pDevice->wpadev; |
| skb_reset_mac_header(pDevice->skb); |
| 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) |
| { |
| BYTE buf[512]; |
| size_t len; |
| union iwreq_data wrqu; |
| int we_event; |
| |
| memset(buf, 0, 512); |
| |
| len = pMgmt->sAssocInfo.AssocInfo.RequestIELength; |
| if(len) { |
| memcpy(buf, pMgmt->sAssocInfo.abyIEs, len); |
| memset(&wrqu, 0, sizeof (wrqu)); |
| wrqu.data.length = len; |
| we_event = IWEVASSOCREQIE; |
| PRINT_K("wireless_send_event--->IWEVASSOCREQIE\n"); |
| wireless_send_event(pDevice->dev, we_event, &wrqu, buf); |
| } |
| |
| memset(buf, 0, 512); |
| len = pMgmt->sAssocInfo.AssocInfo.ResponseIELength; |
| |
| if(len) { |
| memcpy(buf, pbyIEs, len); |
| memset(&wrqu, 0, sizeof (wrqu)); |
| wrqu.data.length = len; |
| we_event = IWEVASSOCRESPIE; |
| PRINT_K("wireless_send_event--->IWEVASSOCRESPIE\n"); |
| wireless_send_event(pDevice->dev, we_event, &wrqu, buf); |
| } |
| |
| memset(&wrqu, 0, sizeof (wrqu)); |
| memcpy(wrqu.ap_addr.sa_data, &pMgmt->abyCurrBSSID[0], ETH_ALEN); |
| wrqu.ap_addr.sa_family = ARPHRD_ETHER; |
| PRINT_K("wireless_send_event--->SIOCGIWAP(associated)\n"); |
| wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); |
| |
| } |
| #endif //#ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT |
| |
| } |
| else { |
| if (bReAssocType) { |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| } |
| else { |
| // jump back to the auth state and indicate the error |
| pMgmt->eCurrState = WMAC_STATE_AUTH; |
| } |
| s_vMgrLogStatus(pMgmt,cpu_to_le16((*(sFrame.pwStatus)))); |
| } |
| |
| } |
| |
| #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT |
| //need clear flags related to Networkmanager |
| pDevice->bwextstep0 = FALSE; |
| pDevice->bwextstep1 = FALSE; |
| pDevice->bwextstep2 = FALSE; |
| pDevice->bwextstep3 = FALSE; |
| pDevice->bWPASuppWextEnabled = FALSE; |
| #endif |
| |
| if(pMgmt->eCurrState == WMAC_STATE_ASSOC) |
| timer_expire(pDevice->sTimerCommand, 0); |
| |
| return; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Start the station authentication procedure. Namely, send an |
| * authentication frame to the AP. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrAuthenBeginSta(void *hDeviceContext, |
| PSMgmtObject pMgmt, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| WLAN_FR_AUTHEN sFrame; |
| PSTxMgmtPacket pTxPacket = NULL; |
| |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_AUTHEN_FR_MAXLEN; |
| vMgrEncodeAuthen(&sFrame); |
| /* insert values */ |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN) |
| )); |
| memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| if (pMgmt->bShareKeyAlgorithm) |
| *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_SHAREDKEY); |
| else |
| *(sFrame.pwAuthAlgorithm) = cpu_to_le16(WLAN_AUTH_ALG_OPENSYSTEM); |
| |
| *(sFrame.pwAuthSequence) = cpu_to_le16(1); |
| /* Adjust the length fields */ |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| |
| *pStatus = csMgmt_xmit(pDevice, pTxPacket); |
| if (*pStatus == CMD_STATUS_PENDING){ |
| pMgmt->eCurrState = WMAC_STATE_AUTHPENDING; |
| *pStatus = CMD_STATUS_SUCCESS; |
| } |
| |
| return ; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Start the station(AP) deauthentication procedure. Namely, send an |
| * deauthentication frame to the AP or Sta. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrDeAuthenBeginSta(void *hDeviceContext, |
| PSMgmtObject pMgmt, |
| PBYTE abyDestAddress, |
| WORD wReason, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| WLAN_FR_DEAUTHEN sFrame; |
| PSTxMgmtPacket pTxPacket = NULL; |
| |
| |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_DEAUTHEN_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_DEAUTHEN_FR_MAXLEN; |
| vMgrEncodeDeauthen(&sFrame); |
| /* insert values */ |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_DEAUTHEN) |
| )); |
| |
| memcpy( sFrame.pHdr->sA3.abyAddr1, abyDestAddress, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| |
| *(sFrame.pwReason) = cpu_to_le16(wReason); // deauthen. bcs left BSS |
| /* Adjust the length fields */ |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| |
| *pStatus = csMgmt_xmit(pDevice, pTxPacket); |
| if (*pStatus == CMD_STATUS_PENDING){ |
| *pStatus = CMD_STATUS_SUCCESS; |
| } |
| |
| |
| return ; |
| } |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handle incoming authentication frames. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxAuthentication( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ) |
| { |
| WLAN_FR_AUTHEN sFrame; |
| |
| // we better be an AP or a STA in AUTHPENDING otherwise ignore |
| if (!(pMgmt->eCurrMode == WMAC_MODE_ESS_AP || |
| pMgmt->eCurrState == WMAC_STATE_AUTHPENDING)) { |
| return; |
| } |
| |
| // decode the frame |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| vMgrDecodeAuthen(&sFrame); |
| switch (cpu_to_le16((*(sFrame.pwAuthSequence )))){ |
| case 1: |
| //AP funciton |
| s_vMgrRxAuthenSequence_1(pDevice,pMgmt, &sFrame); |
| break; |
| case 2: |
| s_vMgrRxAuthenSequence_2(pDevice, pMgmt, &sFrame); |
| break; |
| case 3: |
| //AP funciton |
| s_vMgrRxAuthenSequence_3(pDevice, pMgmt, &sFrame); |
| break; |
| case 4: |
| s_vMgrRxAuthenSequence_4(pDevice, pMgmt, &sFrame); |
| break; |
| default: |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Auth Sequence error, seq = %d\n", |
| cpu_to_le16((*(sFrame.pwAuthSequence)))); |
| break; |
| } |
| return; |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming authen frames with sequence 1. Currently |
| * assumes we're an AP. So far, no one appears to use authentication |
| * in Ad-Hoc mode. |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_1( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ) |
| { |
| PSTxMgmtPacket pTxPacket = NULL; |
| unsigned int uNodeIndex; |
| WLAN_FR_AUTHEN sFrame; |
| PSKeyItem pTransmitKey; |
| |
| // Insert a Node entry |
| if (!BSSbIsSTAInNodeDB(pDevice, pFrame->pHdr->sA3.abyAddr2, &uNodeIndex)) { |
| BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex); |
| memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, pFrame->pHdr->sA3.abyAddr2, |
| WLAN_ADDR_LEN); |
| } |
| |
| if (pMgmt->bShareKeyAlgorithm) { |
| pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_KNOWN; |
| pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 1; |
| } |
| else { |
| pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH; |
| } |
| |
| // send auth reply |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_AUTHEN_FR_MAXLEN; |
| // format buffer structure |
| vMgrEncodeAuthen(&sFrame); |
| // insert values |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)| |
| WLAN_SET_FC_ISWEP(0) |
| )); |
| memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm); |
| *(sFrame.pwAuthSequence) = cpu_to_le16(2); |
| |
| if (cpu_to_le16(*(pFrame->pwAuthAlgorithm)) == WLAN_AUTH_ALG_SHAREDKEY) { |
| if (pMgmt->bShareKeyAlgorithm) |
| *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS); |
| else |
| *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG); |
| } |
| else { |
| if (pMgmt->bShareKeyAlgorithm) |
| *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_UNSUPPORTED_AUTHALG); |
| else |
| *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS); |
| } |
| |
| if (pMgmt->bShareKeyAlgorithm && |
| (cpu_to_le16(*(sFrame.pwStatus)) == WLAN_MGMT_STATUS_SUCCESS)) { |
| |
| sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len); |
| sFrame.len += WLAN_CHALLENGE_IE_LEN; |
| sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE; |
| sFrame.pChallenge->len = WLAN_CHALLENGE_LEN; |
| memset(pMgmt->abyChallenge, 0, WLAN_CHALLENGE_LEN); |
| // get group key |
| if(KeybGetTransmitKey(&(pDevice->sKey), pDevice->abyBroadcastAddr, GROUP_KEY, &pTransmitKey) == TRUE) { |
| rc4_init(&pDevice->SBox, pDevice->abyPRNG, pTransmitKey->uKeyLength+3); |
| rc4_encrypt(&pDevice->SBox, pMgmt->abyChallenge, pMgmt->abyChallenge, WLAN_CHALLENGE_LEN); |
| } |
| memcpy(sFrame.pChallenge->abyChallenge, pMgmt->abyChallenge , WLAN_CHALLENGE_LEN); |
| } |
| |
| /* Adjust the length fields */ |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| // send the frame |
| if (pDevice->bEnableHostapd) { |
| return; |
| } |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx.. \n"); |
| if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_1 tx failed.\n"); |
| } |
| return; |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming auth frames with sequence number 2. Currently |
| * assumes we're a station. |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_2( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ) |
| { |
| WLAN_FR_AUTHEN sFrame; |
| PSTxMgmtPacket pTxPacket = NULL; |
| |
| |
| switch (cpu_to_le16((*(pFrame->pwAuthAlgorithm)))) |
| { |
| case WLAN_AUTH_ALG_OPENSYSTEM: |
| if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){ |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Successful.\n"); |
| pMgmt->eCurrState = WMAC_STATE_AUTH; |
| timer_expire(pDevice->sTimerCommand, 0); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (OPEN) Failed.\n"); |
| s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus)))); |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| } |
| if (pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT) { |
| /* spin_unlock_irq(&pDevice->lock); |
| vCommandTimerWait((void *) pDevice, 0); |
| spin_lock_irq(&pDevice->lock); */ |
| } |
| break; |
| |
| case WLAN_AUTH_ALG_SHAREDKEY: |
| |
| if (cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS) { |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_AUTHEN_FR_MAXLEN; |
| // format buffer structure |
| vMgrEncodeAuthen(&sFrame); |
| // insert values |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)| |
| WLAN_SET_FC_ISWEP(1) |
| )); |
| memcpy( sFrame.pHdr->sA3.abyAddr1, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm); |
| *(sFrame.pwAuthSequence) = cpu_to_le16(3); |
| *(sFrame.pwStatus) = cpu_to_le16(WLAN_MGMT_STATUS_SUCCESS); |
| sFrame.pChallenge = (PWLAN_IE_CHALLENGE)(sFrame.pBuf + sFrame.len); |
| sFrame.len += WLAN_CHALLENGE_IE_LEN; |
| sFrame.pChallenge->byElementID = WLAN_EID_CHALLENGE; |
| sFrame.pChallenge->len = WLAN_CHALLENGE_LEN; |
| memcpy( sFrame.pChallenge->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN); |
| // Adjust the length fields |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| // send the frame |
| if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx failed.\n"); |
| } |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Auth_reply sequence_2 tx ...\n"); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:rx Auth_reply sequence_2 status error ...\n"); |
| if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) { |
| /* spin_unlock_irq(&pDevice->lock); |
| vCommandTimerWait((void *) pDevice, 0); |
| spin_lock_irq(&pDevice->lock); */ |
| } |
| s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus)))); |
| } |
| break; |
| default: |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt: rx auth.seq = 2 unknown AuthAlgorithm=%d\n", cpu_to_le16((*(pFrame->pwAuthAlgorithm)))); |
| break; |
| } |
| return; |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming authen frames with sequence 3. Currently |
| * assumes we're an AP. This function assumes the frame has |
| * already been successfully decrypted. |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxAuthenSequence_3( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ) |
| { |
| PSTxMgmtPacket pTxPacket = NULL; |
| unsigned int uStatusCode = 0 ; |
| unsigned int uNodeIndex = 0; |
| WLAN_FR_AUTHEN sFrame; |
| |
| if (!WLAN_GET_FC_ISWEP(pFrame->pHdr->sA3.wFrameCtl)) { |
| uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL; |
| goto reply; |
| } |
| if (BSSbIsSTAInNodeDB(pDevice, pFrame->pHdr->sA3.abyAddr2, &uNodeIndex)) { |
| if (pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence != 1) { |
| uStatusCode = WLAN_MGMT_STATUS_RX_AUTH_NOSEQ; |
| goto reply; |
| } |
| if (memcmp(pMgmt->abyChallenge, pFrame->pChallenge->abyChallenge, WLAN_CHALLENGE_LEN) != 0) { |
| uStatusCode = WLAN_MGMT_STATUS_CHALLENGE_FAIL; |
| goto reply; |
| } |
| } |
| else { |
| uStatusCode = WLAN_MGMT_STATUS_UNSPEC_FAILURE; |
| goto reply; |
| } |
| |
| if (uNodeIndex) { |
| pMgmt->sNodeDBTable[uNodeIndex].eNodeState = NODE_AUTH; |
| pMgmt->sNodeDBTable[uNodeIndex].byAuthSequence = 0; |
| } |
| uStatusCode = WLAN_MGMT_STATUS_SUCCESS; |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Challenge text check ok..\n"); |
| |
| reply: |
| // send auth reply |
| pTxPacket = (PSTxMgmtPacket)pMgmt->pbyMgmtPacketPool; |
| memset(pTxPacket, 0, sizeof(STxMgmtPacket) + WLAN_AUTHEN_FR_MAXLEN); |
| pTxPacket->p80211Header = (PUWLAN_80211HDR)((PBYTE)pTxPacket + sizeof(STxMgmtPacket)); |
| sFrame.pBuf = (PBYTE)pTxPacket->p80211Header; |
| sFrame.len = WLAN_AUTHEN_FR_MAXLEN; |
| // format buffer structure |
| vMgrEncodeAuthen(&sFrame); |
| /* insert values */ |
| sFrame.pHdr->sA3.wFrameCtl = cpu_to_le16( |
| ( |
| WLAN_SET_FC_FTYPE(WLAN_TYPE_MGR) | |
| WLAN_SET_FC_FSTYPE(WLAN_FSTYPE_AUTHEN)| |
| WLAN_SET_FC_ISWEP(0) |
| )); |
| memcpy( sFrame.pHdr->sA3.abyAddr1, pFrame->pHdr->sA3.abyAddr2, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr2, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| memcpy( sFrame.pHdr->sA3.abyAddr3, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| *(sFrame.pwAuthAlgorithm) = *(pFrame->pwAuthAlgorithm); |
| *(sFrame.pwAuthSequence) = cpu_to_le16(4); |
| *(sFrame.pwStatus) = cpu_to_le16(uStatusCode); |
| |
| /* Adjust the length fields */ |
| pTxPacket->cbMPDULen = sFrame.len; |
| pTxPacket->cbPayloadLen = sFrame.len - WLAN_HDR_ADDR3_LEN; |
| // send the frame |
| if (pDevice->bEnableHostapd) { |
| return; |
| } |
| if (csMgmt_xmit(pDevice, pTxPacket) != CMD_STATUS_PENDING) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Mgt:Authreq_reply sequence_4 tx failed.\n"); |
| } |
| return; |
| |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming authen frames with sequence 4 |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| static |
| void |
| s_vMgrRxAuthenSequence_4( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PWLAN_FR_AUTHEN pFrame |
| ) |
| { |
| |
| if ( cpu_to_le16((*(pFrame->pwStatus))) == WLAN_MGMT_STATUS_SUCCESS ){ |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Successful.\n"); |
| pMgmt->eCurrState = WMAC_STATE_AUTH; |
| timer_expire(pDevice->sTimerCommand, 0); |
| } |
| else{ |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO "802.11 Authen (SHAREDKEY) Failed.\n"); |
| s_vMgrLogStatus(pMgmt, cpu_to_le16((*(pFrame->pwStatus))) ); |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| } |
| |
| if ( pDevice->eCommandState == WLAN_AUTHENTICATE_WAIT ) { |
| /* spin_unlock_irq(&pDevice->lock); |
| vCommandTimerWait((void *) pDevice, 0); |
| spin_lock_irq(&pDevice->lock); */ |
| } |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming disassociation frames |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxDisassociation( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ) |
| { |
| WLAN_FR_DISASSOC sFrame; |
| unsigned int uNodeIndex = 0; |
| CMD_STATUS CmdStatus; |
| viawget_wpa_header *wpahdr; |
| |
| if ( pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){ |
| // if is acting an AP.. |
| // a STA is leaving this BSS.. |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| if (BSSbIsSTAInNodeDB(pDevice, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) { |
| BSSvRemoveOneNode(pDevice, uNodeIndex); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx disassoc, sta not found\n"); |
| } |
| } |
| else if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ){ |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| vMgrDecodeDisassociation(&sFrame); |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP disassociated me, reason=%d.\n", cpu_to_le16(*(sFrame.pwReason))); |
| |
| pDevice->fWPA_Authened = FALSE; |
| 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; |
| skb_reset_mac_header(pDevice->skb); |
| 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); |
| } |
| |
| //TODO: do something let upper layer know or |
| //try to send associate packet again because of inactivity timeout |
| if (pMgmt->eCurrState == WMAC_STATE_ASSOC) { |
| pDevice->bLinkPass = FALSE; |
| pMgmt->sNodeDBTable[0].bActive = FALSE; |
| pDevice->byReAssocCount = 0; |
| pMgmt->eCurrState = WMAC_STATE_AUTH; // jump back to the auth state! |
| pDevice->eCommandState = WLAN_ASSOCIATE_WAIT; |
| vMgrReAssocBeginSta((PSDevice)pDevice, pMgmt, &CmdStatus); |
| if(CmdStatus == CMD_STATUS_PENDING) { |
| pDevice->byReAssocCount ++; |
| return; //mike add: you'll retry for many times, so it cann't be regarded as disconnected! |
| } |
| } |
| |
| #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, ignore it */ |
| |
| return; |
| } |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles incoming deauthentication frames |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxDeauthentication( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket |
| ) |
| { |
| WLAN_FR_DEAUTHEN sFrame; |
| unsigned int uNodeIndex = 0; |
| viawget_wpa_header *wpahdr; |
| |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP ){ |
| //Todo: |
| // if is acting an AP.. |
| // a STA is leaving this BSS.. |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| if (BSSbIsSTAInNodeDB(pDevice, pRxPacket->p80211Header->sA3.abyAddr2, &uNodeIndex)) { |
| BSSvRemoveOneNode(pDevice, uNodeIndex); |
| } |
| else { |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Rx deauth, sta not found\n"); |
| } |
| } |
| else { |
| if (pMgmt->eCurrMode == WMAC_MODE_ESS_STA ) { |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| vMgrDecodeDeauthen(&sFrame); |
| pDevice->fWPA_Authened = FALSE; |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP deauthed me, reason=%d.\n", cpu_to_le16((*(sFrame.pwReason)))); |
| // TODO: update BSS list for specific BSSID if pre-authentication case |
| if (!compare_ether_addr(sFrame.pHdr->sA3.abyAddr3, |
| pMgmt->abyCurrBSSID)) { |
| if (pMgmt->eCurrState >= WMAC_STATE_AUTHPENDING) { |
| 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); |
| } |
| } |
| |
| 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; |
| skb_reset_mac_header(pDevice->skb); |
| 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(disauthen)\n"); |
| wireless_send_event(pDevice->dev, SIOCGIWAP, &wrqu, NULL); |
| } |
| #endif |
| |
| } |
| /* else, ignore it. TODO: IBSS authentication service |
| would be implemented here */ |
| }; |
| return; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * check if current channel is match ZoneType. |
| *for USA:1~11; |
| * Japan:1~13; |
| * Europe:1~13 |
| * Return Value: |
| * True:exceed; |
| * False:normal case |
| -*/ |
| static BOOL |
| ChannelExceedZoneType( |
| PSDevice pDevice, |
| BYTE byCurrChannel |
| ) |
| { |
| BOOL exceed=FALSE; |
| |
| switch(pDevice->byZoneType) { |
| case 0x00: //USA:1~11 |
| if((byCurrChannel<1) ||(byCurrChannel>11)) |
| exceed = TRUE; |
| break; |
| case 0x01: //Japan:1~13 |
| case 0x02: //Europe:1~13 |
| if((byCurrChannel<1) ||(byCurrChannel>13)) |
| exceed = TRUE; |
| break; |
| default: //reserve for other zonetype |
| break; |
| } |
| |
| return exceed; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Handles and analysis incoming beacon frames. |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| static |
| void |
| s_vMgrRxBeacon( |
| PSDevice pDevice, |
| PSMgmtObject pMgmt, |
| PSRxMgmtPacket pRxPacket, |
| BOOL bInScan |
| ) |
| { |
| |
| PKnownBSS pBSSList; |
| WLAN_FR_BEACON sFrame; |
| QWORD qwTSFOffset; |
| BOOL bIsBSSIDEqual = FALSE; |
| BOOL bIsSSIDEqual = FALSE; |
| BOOL bTSFLargeDiff = FALSE; |
| BOOL bTSFOffsetPostive = FALSE; |
| BOOL bUpdateTSF = FALSE; |
| BOOL bIsAPBeacon = FALSE; |
| BOOL bIsChannelEqual = FALSE; |
| unsigned int uLocateByteIndex; |
| BYTE byTIMBitOn = 0; |
| WORD wAIDNumber = 0; |
| unsigned int uNodeIndex; |
| QWORD qwTimestamp, qwLocalTSF; |
| QWORD qwCurrTSF; |
| WORD wStartIndex = 0; |
| WORD wAIDIndex = 0; |
| BYTE byCurrChannel = pRxPacket->byRxChannel; |
| ERPObject sERP; |
| unsigned int uRateLen = WLAN_RATES_MAXLEN; |
| BOOL bChannelHit = FALSE; |
| BYTE byOldPreambleType; |
| |
| |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) |
| return; |
| |
| memset(&sFrame, 0, sizeof(WLAN_FR_BEACON)); |
| sFrame.len = pRxPacket->cbMPDULen; |
| sFrame.pBuf = (PBYTE)pRxPacket->p80211Header; |
| |
| // decode the beacon frame |
| vMgrDecodeBeacon(&sFrame); |
| |
| if ((sFrame.pwBeaconInterval == NULL) |
| || (sFrame.pwCapInfo == NULL) |
| || (sFrame.pSSID == NULL) |
| || (sFrame.pSuppRates == NULL)) { |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rx beacon frame error\n"); |
| return; |
| } |
| |
| if( byCurrChannel > CB_MAX_CHANNEL_24G ) |
| { |
| if (sFrame.pDSParms != NULL) { |
| if (byCurrChannel == RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1]) |
| bChannelHit = TRUE; |
| byCurrChannel = RFaby11aChannelIndex[sFrame.pDSParms->byCurrChannel-1]; |
| } else { |
| bChannelHit = TRUE; |
| } |
| |
| } else { |
| if (sFrame.pDSParms != NULL) { |
| if (byCurrChannel == sFrame.pDSParms->byCurrChannel) |
| bChannelHit = TRUE; |
| byCurrChannel = sFrame.pDSParms->byCurrChannel; |
| } else { |
| bChannelHit = TRUE; |
| } |
| } |
| |
| if(ChannelExceedZoneType(pDevice,byCurrChannel)==TRUE) |
| return; |
| |
| if (sFrame.pERP != NULL) { |
| sERP.byERP = sFrame.pERP->byContext; |
| sERP.bERPExist = TRUE; |
| |
| } else { |
| sERP.bERPExist = FALSE; |
| sERP.byERP = 0; |
| } |
| |
| pBSSList = BSSpAddrIsInBSSList((void *) pDevice, |
| sFrame.pHdr->sA3.abyAddr3, |
| sFrame.pSSID); |
| if (pBSSList == NULL) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon/insert: RxChannel = : %d\n", byCurrChannel); |
| BSSbInsertToBSSList((void *) pDevice, |
| sFrame.pHdr->sA3.abyAddr3, |
| *sFrame.pqwTimestamp, |
| *sFrame.pwBeaconInterval, |
| *sFrame.pwCapInfo, |
| byCurrChannel, |
| sFrame.pSSID, |
| sFrame.pSuppRates, |
| sFrame.pExtSuppRates, |
| &sERP, |
| sFrame.pRSN, |
| sFrame.pRSNWPA, |
| sFrame.pIE_Country, |
| sFrame.pIE_Quiet, |
| sFrame.len - WLAN_HDR_ADDR3_LEN, |
| sFrame.pHdr->sA4.abyAddr4, // payload of beacon |
| (void *) pRxPacket); |
| } |
| else { |
| // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"update bcn: RxChannel = : %d\n", byCurrChannel); |
| BSSbUpdateToBSSList((void *) pDevice, |
| *sFrame.pqwTimestamp, |
| *sFrame.pwBeaconInterval, |
| *sFrame.pwCapInfo, |
| byCurrChannel, |
| bChannelHit, |
| sFrame.pSSID, |
| sFrame.pSuppRates, |
| sFrame.pExtSuppRates, |
| &sERP, |
| sFrame.pRSN, |
| sFrame.pRSNWPA, |
| sFrame.pIE_Country, |
| sFrame.pIE_Quiet, |
| pBSSList, |
| sFrame.len - WLAN_HDR_ADDR3_LEN, |
| sFrame.pHdr->sA4.abyAddr4, // payload of probresponse |
| (void *) pRxPacket); |
| |
| } |
| |
| if (bInScan) { |
| return; |
| } |
| |
| if(byCurrChannel == (BYTE)pMgmt->uCurrChannel) |
| bIsChannelEqual = TRUE; |
| |
| if (bIsChannelEqual && (pMgmt->eCurrMode == WMAC_MODE_ESS_AP)) { |
| |
| // if rx beacon without ERP field |
| if (sERP.bERPExist) { |
| if (WLAN_GET_ERP_USE_PROTECTION(sERP.byERP)){ |
| pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1); |
| pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD; |
| } |
| } |
| else { |
| pDevice->byERPFlag |= WLAN_SET_ERP_USE_PROTECTION(1); |
| pDevice->wUseProtectCntDown = USE_PROTECT_PERIOD; |
| } |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| if(!WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo)) |
| pDevice->byERPFlag |= WLAN_SET_ERP_BARKER_MODE(1); |
| if(!sERP.bERPExist) |
| pDevice->byERPFlag |= WLAN_SET_ERP_NONERP_PRESENT(1); |
| } |
| } |
| |
| // check if BSSID the same |
| if (memcmp(sFrame.pHdr->sA3.abyAddr3, |
| pMgmt->abyCurrBSSID, |
| WLAN_BSSID_LEN) == 0) { |
| |
| bIsBSSIDEqual = TRUE; |
| pDevice->uCurrRSSI = pRxPacket->uRSSI; |
| pDevice->byCurrSQ = pRxPacket->bySQ; |
| if (pMgmt->sNodeDBTable[0].uInActiveCount != 0) { |
| pMgmt->sNodeDBTable[0].uInActiveCount = 0; |
| //DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"BCN:Wake Count= [%d]\n", pMgmt->wCountToWakeUp); |
| } |
| } |
| // check if SSID the same |
| if (sFrame.pSSID->len == ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->len) { |
| if (memcmp(sFrame.pSSID->abySSID, |
| ((PWLAN_IE_SSID)pMgmt->abyCurrSSID)->abySSID, |
| sFrame.pSSID->len |
| ) == 0) { |
| bIsSSIDEqual = TRUE; |
| } |
| } |
| |
| if ((WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)== TRUE) && |
| (bIsBSSIDEqual == TRUE) && |
| (bIsSSIDEqual == TRUE) && |
| (pMgmt->eCurrMode == WMAC_MODE_ESS_STA) && |
| (pMgmt->eCurrState == WMAC_STATE_ASSOC)) { |
| // add state check to prevent reconnect fail since we'll receive Beacon |
| |
| bIsAPBeacon = TRUE; |
| if (pBSSList != NULL) { |
| |
| // Sync ERP field |
| if ((pBSSList->sERP.bERPExist == TRUE) && (pDevice->byBBType == BB_TYPE_11G)) { |
| if ((pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION) != pDevice->bProtectMode) {//0000 0010 |
| pDevice->bProtectMode = (pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION); |
| if (pDevice->bProtectMode) { |
| MACvEnableProtectMD(pDevice); |
| } else { |
| MACvDisableProtectMD(pDevice); |
| } |
| vUpdateIFS(pDevice); |
| } |
| if ((pBSSList->sERP.byERP & WLAN_EID_ERP_NONERP_PRESENT) != pDevice->bNonERPPresent) {//0000 0001 |
| pDevice->bNonERPPresent = (pBSSList->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION); |
| } |
| if ((pBSSList->sERP.byERP & WLAN_EID_ERP_BARKER_MODE) != pDevice->bBarkerPreambleMd) {//0000 0100 |
| pDevice->bBarkerPreambleMd = (pBSSList->sERP.byERP & WLAN_EID_ERP_BARKER_MODE); |
| //BarkerPreambleMd has higher priority than shortPreamble bit in Cap |
| if (pDevice->bBarkerPreambleMd) { |
| MACvEnableBarkerPreambleMd(pDevice); |
| } else { |
| MACvDisableBarkerPreambleMd(pDevice); |
| } |
| } |
| } |
| // Sync Short Slot Time |
| if (WLAN_GET_CAP_INFO_SHORTSLOTTIME(pBSSList->wCapInfo) != pDevice->bShortSlotTime) { |
| BOOL bShortSlotTime; |
| |
| bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(pBSSList->wCapInfo); |
| //DBG_PRN_WLAN05(("Set Short Slot Time: %d\n", pDevice->bShortSlotTime)); |
| //Kyle check if it is OK to set G. |
| if (pDevice->byBBType == BB_TYPE_11A) { |
| bShortSlotTime = TRUE; |
| } |
| else if (pDevice->byBBType == BB_TYPE_11B) { |
| bShortSlotTime = FALSE; |
| } |
| if (bShortSlotTime != pDevice->bShortSlotTime) { |
| pDevice->bShortSlotTime = bShortSlotTime; |
| BBvSetShortSlotTime(pDevice); |
| vUpdateIFS(pDevice); |
| } |
| } |
| |
| // |
| // Preamble may change dynamiclly |
| // |
| byOldPreambleType = pDevice->byPreambleType; |
| if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pBSSList->wCapInfo)) { |
| pDevice->byPreambleType = pDevice->byShortPreamble; |
| } |
| else { |
| pDevice->byPreambleType = 0; |
| } |
| if (pDevice->byPreambleType != byOldPreambleType) |
| CARDvSetRSPINF(pDevice, (BYTE)pDevice->byBBType); |
| // |
| // Basic Rate Set may change dynamiclly |
| // |
| if (pBSSList->eNetworkTypeInUse == PHY_TYPE_11B) { |
| uRateLen = WLAN_RATES_MAXLEN_11B; |
| } |
| pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abySuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| uRateLen); |
| pMgmt->abyCurrExtSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pBSSList->abyExtSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, |
| uRateLen); |
| RATEvParseMaxRate((void *)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) |
| ); |
| |
| } |
| } |
| |
| // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Beacon 2 \n"); |
| // check if CF field exisit |
| if (WLAN_GET_CAP_INFO_ESS(*sFrame.pwCapInfo)) { |
| if (sFrame.pCFParms->wCFPDurRemaining > 0) { |
| // TODO: deal with CFP period to set NAV |
| } |
| } |
| |
| HIDWORD(qwTimestamp) = cpu_to_le32(HIDWORD(*sFrame.pqwTimestamp)); |
| LODWORD(qwTimestamp) = cpu_to_le32(LODWORD(*sFrame.pqwTimestamp)); |
| HIDWORD(qwLocalTSF) = HIDWORD(pRxPacket->qwLocalTSF); |
| LODWORD(qwLocalTSF) = LODWORD(pRxPacket->qwLocalTSF); |
| |
| // check if beacon TSF larger or small than our local TSF |
| if (HIDWORD(qwTimestamp) == HIDWORD(qwLocalTSF)) { |
| if (LODWORD(qwTimestamp) >= LODWORD(qwLocalTSF)) { |
| bTSFOffsetPostive = TRUE; |
| } |
| else { |
| bTSFOffsetPostive = FALSE; |
| } |
| } |
| else if (HIDWORD(qwTimestamp) > HIDWORD(qwLocalTSF)) { |
| bTSFOffsetPostive = TRUE; |
| } |
| else if (HIDWORD(qwTimestamp) < HIDWORD(qwLocalTSF)) { |
| bTSFOffsetPostive = FALSE; |
| } |
| |
| if (bTSFOffsetPostive) { |
| qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwTimestamp), (qwLocalTSF)); |
| } |
| else { |
| qwTSFOffset = CARDqGetTSFOffset(pRxPacket->byRxRate, (qwLocalTSF), (qwTimestamp)); |
| } |
| |
| if (HIDWORD(qwTSFOffset) != 0 || |
| (LODWORD(qwTSFOffset) > TRIVIAL_SYNC_DIFFERENCE )) { |
| bTSFLargeDiff = TRUE; |
| } |
| |
| |
| // if infra mode |
| if (bIsAPBeacon == TRUE) { |
| |
| // Infra mode: Local TSF always follow AP's TSF if Difference huge. |
| if (bTSFLargeDiff) |
| bUpdateTSF = TRUE; |
| |
| if ((pDevice->bEnablePSMode == TRUE) && (sFrame.pTIM)) { |
| |
| /* deal with DTIM, analysis TIM */ |
| pMgmt->bMulticastTIM = WLAN_MGMT_IS_MULTICAST_TIM(sFrame.pTIM->byBitMapCtl) ? TRUE : FALSE ; |
| pMgmt->byDTIMCount = sFrame.pTIM->byDTIMCount; |
| pMgmt->byDTIMPeriod = sFrame.pTIM->byDTIMPeriod; |
| wAIDNumber = pMgmt->wCurrAID & ~(BIT14|BIT15); |
| |
| // check if AID in TIM field bit on |
| // wStartIndex = N1 |
| wStartIndex = WLAN_MGMT_GET_TIM_OFFSET(sFrame.pTIM->byBitMapCtl) << 1; |
| // AIDIndex = N2 |
| wAIDIndex = (wAIDNumber >> 3); |
| if ((wAIDNumber > 0) && (wAIDIndex >= wStartIndex)) { |
| uLocateByteIndex = wAIDIndex - wStartIndex; |
| // len = byDTIMCount + byDTIMPeriod + byDTIMPeriod + byVirtBitMap[0~250] |
| if (sFrame.pTIM->len >= (uLocateByteIndex + 4)) { |
| byTIMBitOn = (0x01) << ((wAIDNumber) % 8); |
| pMgmt->bInTIM = sFrame.pTIM->byVirtBitMap[uLocateByteIndex] & byTIMBitOn ? TRUE : FALSE; |
| } |
| else { |
| pMgmt->bInTIM = FALSE; |
| }; |
| } |
| else { |
| pMgmt->bInTIM = FALSE; |
| }; |
| |
| if (pMgmt->bInTIM || |
| (pMgmt->bMulticastTIM && (pMgmt->byDTIMCount == 0))) { |
| pMgmt->bInTIMWake = TRUE; |
| // send out ps-poll packet |
| // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN:In TIM\n"); |
| if (pMgmt->bInTIM) { |
| PSvSendPSPOLL((PSDevice)pDevice); |
| // DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN:PS-POLL sent..\n"); |
| } |
| |
| } |
| else { |
| pMgmt->bInTIMWake = FALSE; |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Not In TIM..\n"); |
| if (pDevice->bPWBitOn == FALSE) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Send Null Packet\n"); |
| if (PSbSendNullPacket(pDevice)) |
| pDevice->bPWBitOn = TRUE; |
| } |
| if(PSbConsiderPowerDown(pDevice, FALSE, FALSE)) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "BCN: Power down now...\n"); |
| } |
| } |
| |
| } |
| |
| } |
| // if adhoc mode |
| if ((pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) && !bIsAPBeacon && bIsChannelEqual) { |
| if (bIsBSSIDEqual) { |
| // Use sNodeDBTable[0].uInActiveCount as IBSS beacons received count. |
| if (pMgmt->sNodeDBTable[0].uInActiveCount != 0) |
| pMgmt->sNodeDBTable[0].uInActiveCount = 0; |
| |
| // adhoc mode:TSF updated only when beacon larger then local TSF |
| if (bTSFLargeDiff && bTSFOffsetPostive && |
| (pMgmt->eCurrState == WMAC_STATE_JOINTED)) |
| bUpdateTSF = TRUE; |
| |
| // During dpc, already in spinlocked. |
| if (BSSbIsSTAInNodeDB(pDevice, sFrame.pHdr->sA3.abyAddr2, &uNodeIndex)) { |
| |
| // Update the STA, (Techically the Beacons of all the IBSS nodes |
| // should be identical, but that's not happening in practice. |
| pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| WLAN_RATES_MAXLEN_11B); |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| NULL, |
| TRUE, |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate) |
| ); |
| pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].uInActiveCount = 0; |
| } |
| else { |
| // Todo, initial Node content |
| BSSvCreateOneNode((PSDevice)pDevice, &uNodeIndex); |
| |
| pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| WLAN_RATES_MAXLEN_11B); |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| NULL, |
| TRUE, |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].wSuppRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopCCKBasicRate), |
| &(pMgmt->sNodeDBTable[uNodeIndex].byTopOFDMBasicRate) |
| ); |
| |
| memcpy(pMgmt->sNodeDBTable[uNodeIndex].abyMACAddr, sFrame.pHdr->sA3.abyAddr2, WLAN_ADDR_LEN); |
| pMgmt->sNodeDBTable[uNodeIndex].bShortPreamble = WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo); |
| pMgmt->sNodeDBTable[uNodeIndex].wTxDataRate = pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate; |
| /* |
| pMgmt->sNodeDBTable[uNodeIndex].bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(*sFrame.pwCapInfo); |
| if(pMgmt->sNodeDBTable[uNodeIndex].wMaxSuppRate > RATE_11M) |
| pMgmt->sNodeDBTable[uNodeIndex].bERPExist = TRUE; |
| */ |
| } |
| |
| // if other stations jointed, indicate connect to upper layer.. |
| if (pMgmt->eCurrState == WMAC_STATE_STARTED) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Current IBSS State: [Started]........to: [Jointed] \n"); |
| pMgmt->eCurrState = WMAC_STATE_JOINTED; |
| pDevice->bLinkPass = TRUE; |
| ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER); |
| if (netif_queue_stopped(pDevice->dev)){ |
| netif_wake_queue(pDevice->dev); |
| } |
| pMgmt->sNodeDBTable[0].bActive = TRUE; |
| pMgmt->sNodeDBTable[0].uInActiveCount = 0; |
| |
| } |
| } |
| else if (bIsSSIDEqual) { |
| |
| // See other adhoc sta with the same SSID but BSSID is different. |
| // adpot this vars only when TSF larger then us. |
| if (bTSFLargeDiff && bTSFOffsetPostive) { |
| // we don't support ATIM under adhoc mode |
| // if ( sFrame.pIBSSParms->wATIMWindow == 0) { |
| // adpot this vars |
| // TODO: check sFrame cap if privacy on, and support rate syn |
| memcpy(pMgmt->abyCurrBSSID, sFrame.pHdr->sA3.abyAddr3, WLAN_BSSID_LEN); |
| memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_BSSID_LEN); |
| pMgmt->wCurrATIMWindow = cpu_to_le16(sFrame.pIBSSParms->wATIMWindow); |
| pMgmt->wCurrBeaconPeriod = cpu_to_le16(*sFrame.pwBeaconInterval); |
| pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)sFrame.pSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| WLAN_RATES_MAXLEN_11B); |
| // set HW beacon interval and re-synchronizing.... |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Rejoining to Other Adhoc group with same SSID........\n"); |
| |
| MACvWriteBeaconInterval(pDevice, pMgmt->wCurrBeaconPeriod); |
| CARDvAdjustTSF(pDevice, pRxPacket->byRxRate, qwTimestamp, pRxPacket->qwLocalTSF); |
| CARDvUpdateNextTBTT(pDevice, qwTimestamp, pMgmt->wCurrBeaconPeriod); |
| |
| // Turn off bssid filter to avoid filter others adhoc station which bssid is different. |
| MACvWriteBSSIDAddress(pDevice, pMgmt->abyCurrBSSID); |
| |
| byOldPreambleType = pDevice->byPreambleType; |
| if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(*sFrame.pwCapInfo)) { |
| pDevice->byPreambleType = pDevice->byShortPreamble; |
| } |
| else { |
| pDevice->byPreambleType = 0; |
| } |
| if (pDevice->byPreambleType != byOldPreambleType) |
| CARDvSetRSPINF(pDevice, (BYTE)pDevice->byBBType); |
| |
| |
| // MACvRegBitsOff(pDevice->PortOffset, MAC_REG_RCR, RCR_BSSID); |
| // set highest basic rate |
| // s_vSetHighestBasicRate(pDevice, (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates); |
| // Prepare beacon frame |
| bMgrPrepareBeaconToSend((void *) pDevice, pMgmt); |
| // } |
| } |
| } |
| } |
| // endian issue ??? |
| // Update TSF |
| if (bUpdateTSF) { |
| CARDbGetCurrentTSF(pDevice, &qwCurrTSF); |
| CARDvAdjustTSF(pDevice, pRxPacket->byRxRate, qwTimestamp , pRxPacket->qwLocalTSF); |
| CARDbGetCurrentTSF(pDevice, &qwCurrTSF); |
| CARDvUpdateNextTBTT(pDevice, qwTimestamp, pMgmt->wCurrBeaconPeriod); |
| } |
| |
| return; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Instructs the hw to create a bss using the supplied |
| * attributes. Note that this implementation only supports Ad-Hoc |
| * BSS creation. |
| * |
| * |
| * Return Value: |
| * CMD_STATUS |
| * |
| -*/ |
| |
| void vMgrCreateOwnIBSS(void *hDeviceContext, |
| PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| WORD wMaxBasicRate; |
| WORD wMaxSuppRate; |
| BYTE byTopCCKBasicRate; |
| BYTE byTopOFDMBasicRate; |
| QWORD qwCurrTSF; |
| unsigned int ii; |
| BYTE abyRATE[] = {0x82, 0x84, 0x8B, 0x96, 0x24, 0x30, 0x48, 0x6C, 0x0C, 0x12, 0x18, 0x60}; |
| BYTE abyCCK_RATE[] = {0x82, 0x84, 0x8B, 0x96}; |
| BYTE abyOFDM_RATE[] = {0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C}; |
| WORD wSuppRate; |
| |
| |
| |
| HIDWORD(qwCurrTSF) = 0; |
| LODWORD(qwCurrTSF) = 0; |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Create Basic Service Set .......\n"); |
| |
| if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) { |
| if ((pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) && |
| (pDevice->eEncryptionStatus != Ndis802_11Encryption2Enabled) && |
| (pDevice->eEncryptionStatus != Ndis802_11Encryption3Enabled)) { |
| // encryption mode error |
| *pStatus = CMD_STATUS_FAILURE; |
| return; |
| } |
| } |
| |
| pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES; |
| pMgmt->abyCurrExtSuppRates[0] = WLAN_EID_EXTSUPP_RATES; |
| |
| if (pMgmt->eConfigMode == WMAC_CONFIG_AP) { |
| pMgmt->eCurrentPHYMode = pMgmt->byAPBBType; |
| } else { |
| if (pDevice->byBBType == BB_TYPE_11G) |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11G; |
| if (pDevice->byBBType == BB_TYPE_11B) |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11B; |
| if (pDevice->byBBType == BB_TYPE_11A) |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11A; |
| } |
| |
| if (pMgmt->eCurrentPHYMode != PHY_TYPE_11A) { |
| pMgmt->abyCurrSuppRates[1] = WLAN_RATES_MAXLEN_11B; |
| pMgmt->abyCurrExtSuppRates[1] = 0; |
| for (ii = 0; ii < 4; ii++) |
| pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii]; |
| } else { |
| pMgmt->abyCurrSuppRates[1] = 8; |
| pMgmt->abyCurrExtSuppRates[1] = 0; |
| for (ii = 0; ii < 8; ii++) |
| pMgmt->abyCurrSuppRates[2+ii] = abyRATE[ii]; |
| } |
| |
| |
| if (pMgmt->eCurrentPHYMode == PHY_TYPE_11G) { |
| pMgmt->abyCurrSuppRates[1] = 8; |
| pMgmt->abyCurrExtSuppRates[1] = 4; |
| for (ii = 0; ii < 4; ii++) |
| pMgmt->abyCurrSuppRates[2+ii] = abyCCK_RATE[ii]; |
| for (ii = 4; ii < 8; ii++) |
| pMgmt->abyCurrSuppRates[2+ii] = abyOFDM_RATE[ii-4]; |
| for (ii = 0; ii < 4; ii++) |
| pMgmt->abyCurrExtSuppRates[2+ii] = abyOFDM_RATE[ii+4]; |
| } |
| |
| |
| // Disable Protect Mode |
| pDevice->bProtectMode = 0; |
| MACvDisableProtectMD(pDevice); |
| |
| pDevice->bBarkerPreambleMd = 0; |
| MACvDisableBarkerPreambleMd(pDevice); |
| |
| // Kyle Test 2003.11.04 |
| |
| // set HW beacon interval |
| if (pMgmt->wIBSSBeaconPeriod == 0) |
| pMgmt->wIBSSBeaconPeriod = DEFAULT_IBSS_BI; |
| MACvWriteBeaconInterval(pDevice, pMgmt->wIBSSBeaconPeriod); |
| |
| CARDbGetCurrentTSF(pDevice, &qwCurrTSF); |
| // clear TSF counter |
| CARDbClearCurrentTSF(pDevice); |
| |
| // enable TSF counter |
| MACvRegBitsOn(pDevice,MAC_REG_TFTCTL,TFTCTL_TSFCNTREN); |
| // set Next TBTT |
| CARDvSetFirstNextTBTT(pDevice, pMgmt->wIBSSBeaconPeriod); |
| |
| pMgmt->uIBSSChannel = pDevice->uChannel; |
| |
| if (pMgmt->uIBSSChannel == 0) |
| pMgmt->uIBSSChannel = DEFAULT_IBSS_CHANNEL; |
| |
| // set channel and clear NAV |
| CARDbSetMediaChannel(pDevice, pMgmt->uIBSSChannel); |
| pMgmt->uCurrChannel = pMgmt->uIBSSChannel; |
| |
| pDevice->byPreambleType = pDevice->byShortPreamble; |
| |
| // set basic rate |
| |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates, TRUE, |
| &wMaxBasicRate, &wMaxSuppRate, &wSuppRate, |
| &byTopCCKBasicRate, &byTopOFDMBasicRate); |
| |
| |
| |
| if (pDevice->byBBType == BB_TYPE_11A) { |
| pDevice->bShortSlotTime = TRUE; |
| } else { |
| pDevice->bShortSlotTime = FALSE; |
| } |
| BBvSetShortSlotTime(pDevice); |
| // vUpdateIFS() use pDevice->bShortSlotTime as parameter so it must be called |
| // after setting ShortSlotTime. |
| // CARDvSetBSSMode call vUpdateIFS() |
| CARDvSetBSSMode(pDevice); |
| |
| if (pMgmt->eConfigMode == WMAC_CONFIG_AP) { |
| MACvRegBitsOn(pDevice, MAC_REG_HOSTCR, HOSTCR_AP); |
| pMgmt->eCurrMode = WMAC_MODE_ESS_AP; |
| } |
| |
| if (pMgmt->eConfigMode == WMAC_CONFIG_IBSS_STA) { |
| MACvRegBitsOn(pDevice, MAC_REG_HOSTCR, HOSTCR_ADHOC); |
| pMgmt->eCurrMode = WMAC_MODE_IBSS_STA; |
| } |
| |
| // Adopt pre-configured IBSS vars to current vars |
| pMgmt->eCurrState = WMAC_STATE_STARTED; |
| pMgmt->wCurrBeaconPeriod = pMgmt->wIBSSBeaconPeriod; |
| pMgmt->uCurrChannel = pMgmt->uIBSSChannel; |
| pMgmt->wCurrATIMWindow = pMgmt->wIBSSATIMWindow; |
| pDevice->uCurrRSSI = 0; |
| pDevice->byCurrSQ = 0; |
| |
| memcpy(pMgmt->abyDesireSSID,pMgmt->abyAdHocSSID, |
| ((PWLAN_IE_SSID)pMgmt->abyAdHocSSID)->len + WLAN_IEHDR_LEN); |
| |
| memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); |
| memcpy(pMgmt->abyCurrSSID, |
| pMgmt->abyDesireSSID, |
| ((PWLAN_IE_SSID)pMgmt->abyDesireSSID)->len + WLAN_IEHDR_LEN |
| ); |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { |
| // AP mode BSSID = MAC addr |
| memcpy(pMgmt->abyCurrBSSID, pMgmt->abyMACAddr, WLAN_ADDR_LEN); |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"AP beacon created BSSID:" |
| "%pM\n", pMgmt->abyCurrBSSID); |
| } |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| |
| // BSSID selected must be randomized as spec 11.1.3 |
| pMgmt->abyCurrBSSID[5] = (BYTE) (LODWORD(qwCurrTSF)& 0x000000ff); |
| pMgmt->abyCurrBSSID[4] = (BYTE)((LODWORD(qwCurrTSF)& 0x0000ff00) >> 8); |
| pMgmt->abyCurrBSSID[3] = (BYTE)((LODWORD(qwCurrTSF)& 0x00ff0000) >> 16); |
| pMgmt->abyCurrBSSID[2] = (BYTE)((LODWORD(qwCurrTSF)& 0x00000ff0) >> 4); |
| pMgmt->abyCurrBSSID[1] = (BYTE)((LODWORD(qwCurrTSF)& 0x000ff000) >> 12); |
| pMgmt->abyCurrBSSID[0] = (BYTE)((LODWORD(qwCurrTSF)& 0x0ff00000) >> 20); |
| pMgmt->abyCurrBSSID[5] ^= pMgmt->abyMACAddr[0]; |
| pMgmt->abyCurrBSSID[4] ^= pMgmt->abyMACAddr[1]; |
| pMgmt->abyCurrBSSID[3] ^= pMgmt->abyMACAddr[2]; |
| pMgmt->abyCurrBSSID[2] ^= pMgmt->abyMACAddr[3]; |
| pMgmt->abyCurrBSSID[1] ^= pMgmt->abyMACAddr[4]; |
| pMgmt->abyCurrBSSID[0] ^= pMgmt->abyMACAddr[5]; |
| pMgmt->abyCurrBSSID[0] &= ~IEEE_ADDR_GROUP; |
| pMgmt->abyCurrBSSID[0] |= IEEE_ADDR_UNIVERSAL; |
| |
| |
| DBG_PRT(MSG_LEVEL_INFO, KERN_INFO"Adhoc beacon created bssid:" |
| "%pM\n", pMgmt->abyCurrBSSID); |
| } |
| |
| // set BSSID filter |
| MACvWriteBSSIDAddress(pDevice, pMgmt->abyCurrBSSID); |
| memcpy(pDevice->abyBSSID, pMgmt->abyCurrBSSID, WLAN_ADDR_LEN); |
| |
| MACvRegBitsOn(pDevice, MAC_REG_RCR, RCR_BSSID); |
| pDevice->byRxMode |= RCR_BSSID; |
| pMgmt->bCurrBSSIDFilterOn = TRUE; |
| |
| // Set Capability Info |
| pMgmt->wCurrCapInfo = 0; |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_ESS_AP) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_ESS(1); |
| pMgmt->byDTIMPeriod = DEFAULT_DTIM_PERIOD; |
| pMgmt->byDTIMCount = pMgmt->byDTIMPeriod - 1; |
| pDevice->eOPMode = OP_MODE_AP; |
| } |
| |
| if (pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_IBSS(1); |
| pDevice->eOPMode = OP_MODE_ADHOC; |
| } |
| |
| if (pDevice->bEncryptionEnable) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_PRIVACY(1); |
| if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { |
| if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
| pMgmt->byCSSPK = KEY_CTL_CCMP; |
| pMgmt->byCSSGK = KEY_CTL_CCMP; |
| } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
| pMgmt->byCSSPK = KEY_CTL_TKIP; |
| pMgmt->byCSSGK = KEY_CTL_TKIP; |
| } else { |
| pMgmt->byCSSPK = KEY_CTL_NONE; |
| pMgmt->byCSSGK = KEY_CTL_WEP; |
| } |
| } else { |
| pMgmt->byCSSPK = KEY_CTL_WEP; |
| pMgmt->byCSSGK = KEY_CTL_WEP; |
| } |
| } |
| |
| pMgmt->byERPContext = 0; |
| |
| if (pDevice->byPreambleType == 1) { |
| pMgmt->wCurrCapInfo |= WLAN_SET_CAP_INFO_SHORTPREAMBLE(1); |
| } else { |
| pMgmt->wCurrCapInfo &= (~WLAN_SET_CAP_INFO_SHORTPREAMBLE(1)); |
| } |
| |
| pMgmt->eCurrState = WMAC_STATE_STARTED; |
| // Prepare beacon to send |
| if (bMgrPrepareBeaconToSend((void *) pDevice, pMgmt)) |
| *pStatus = CMD_STATUS_SUCCESS; |
| |
| return; |
| } |
| |
| /*+ |
| * |
| * Routine Description: |
| * Instructs wmac to join a bss using the supplied attributes. |
| * The arguments may the BSSID or SSID and the rest of the |
| * attributes are obtained from the scan result of known bss list. |
| * |
| * |
| * Return Value: |
| * None. |
| * |
| -*/ |
| |
| void vMgrJoinBSSBegin(void *hDeviceContext, PCMD_STATUS pStatus) |
| { |
| PSDevice pDevice = (PSDevice)hDeviceContext; |
| PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| PKnownBSS pCurr = NULL; |
| unsigned int ii, uu; |
| PWLAN_IE_SUPP_RATES pItemRates = NULL; |
| PWLAN_IE_SUPP_RATES pItemExtRates = NULL; |
| PWLAN_IE_SSID pItemSSID; |
| unsigned int uRateLen = WLAN_RATES_MAXLEN; |
| WORD wMaxBasicRate = RATE_1M; |
| WORD wMaxSuppRate = RATE_1M; |
| WORD wSuppRate; |
| BYTE byTopCCKBasicRate = RATE_1M; |
| BYTE byTopOFDMBasicRate = RATE_1M; |
| BOOL bShortSlotTime = FALSE; |
| |
| |
| for (ii = 0; ii < MAX_BSS_NUM; ii++) { |
| if (pMgmt->sBSSList[ii].bActive == TRUE) |
| break; |
| } |
| |
| if (ii == MAX_BSS_NUM) { |
| *pStatus = CMD_STATUS_RESOURCES; |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "BSS finding:BSS list is empty.\n"); |
| return; |
| } |
| |
| // memset(pMgmt->abyDesireBSSID, 0, WLAN_BSSID_LEN); |
| // Search known BSS list for prefer BSSID or SSID |
| |
| pCurr = BSSpSearchBSSList(pDevice, |
| pMgmt->abyDesireBSSID, |
| pMgmt->abyDesireSSID, |
| pDevice->eConfigPHYMode |
| ); |
| |
| if (pCurr == NULL){ |
| *pStatus = CMD_STATUS_RESOURCES; |
| pItemSSID = (PWLAN_IE_SSID)pMgmt->abyDesireSSID; |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "Scanning [%s] not found, disconnected !\n", pItemSSID->abySSID); |
| return; |
| } |
| |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "AP(BSS) finding:Found a AP(BSS)..\n"); |
| |
| if (WLAN_GET_CAP_INFO_ESS(cpu_to_le16(pCurr->wCapInfo))){ |
| |
| if ((pMgmt->eAuthenMode == WMAC_AUTH_WPA) || |
| (pMgmt->eAuthenMode == WMAC_AUTH_WPAPSK)) { |
| /* |
| if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
| if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == FALSE) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n"); |
| // encryption mode error |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| return; |
| } |
| } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
| if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == FALSE) { |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"No match RSN info. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++\n"); |
| // encryption mode error |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| return; |
| } |
| } |
| */ |
| } |
| |
| #ifdef WPA_SUPPLICANT_DRIVER_WEXT_SUPPORT |
| //if(pDevice->bWPASuppWextEnabled == TRUE) |
| Encyption_Rebuild(pDevice, pCurr); |
| #endif |
| |
| // Infrastructure BSS |
| s_vMgrSynchBSS(pDevice, |
| WMAC_MODE_ESS_STA, |
| pCurr, |
| pStatus |
| ); |
| |
| if (*pStatus == CMD_STATUS_SUCCESS){ |
| |
| // Adopt this BSS state vars in Mgmt Object |
| pMgmt->uCurrChannel = pCurr->uChannel; |
| |
| memset(pMgmt->abyCurrSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); |
| memset(pMgmt->abyCurrExtSuppRates, 0 , WLAN_IEHDR_LEN + WLAN_RATES_MAXLEN + 1); |
| |
| if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) { |
| uRateLen = WLAN_RATES_MAXLEN_11B; |
| } |
| |
| pItemRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates; |
| pItemExtRates = (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrExtSuppRates; |
| |
| // Parse Support Rate IE |
| pItemRates->byElementID = WLAN_EID_SUPP_RATES; |
| pItemRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates, |
| pItemRates, |
| uRateLen); |
| |
| // Parse Extension Support Rate IE |
| pItemExtRates->byElementID = WLAN_EID_EXTSUPP_RATES; |
| pItemExtRates->len = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abyExtSuppRates, |
| pItemExtRates, |
| uRateLen); |
| // Stuffing Rate IE |
| if ((pItemExtRates->len > 0) && (pItemRates->len < 8)) { |
| for (ii = 0; ii < (unsigned int) (8 - pItemRates->len); ) { |
| pItemRates->abyRates[pItemRates->len + ii] = |
| pItemExtRates->abyRates[ii]; |
| ii++; |
| if (pItemExtRates->len <= ii) |
| break; |
| } |
| pItemRates->len += (BYTE)ii; |
| if (pItemExtRates->len - ii > 0) { |
| pItemExtRates->len -= (BYTE)ii; |
| for (uu = 0; uu < pItemExtRates->len; uu ++) { |
| pItemExtRates->abyRates[uu] = pItemExtRates->abyRates[uu + ii]; |
| } |
| } else { |
| pItemExtRates->len = 0; |
| } |
| } |
| |
| RATEvParseMaxRate((void *)pDevice, pItemRates, pItemExtRates, TRUE, |
| &wMaxBasicRate, &wMaxSuppRate, &wSuppRate, |
| &byTopCCKBasicRate, &byTopOFDMBasicRate); |
| vUpdateIFS(pDevice); |
| // TODO: deal with if wCapInfo the privacy is on, but station WEP is off |
| // TODO: deal with if wCapInfo the PS-Pollable is on. |
| pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval; |
| memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); |
| memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN); |
| memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN + 1); |
| |
| pMgmt->eCurrMode = WMAC_MODE_ESS_STA; |
| |
| pMgmt->eCurrState = WMAC_STATE_JOINTED; |
| // Adopt BSS state in Adapter Device Object |
| pDevice->eOPMode = OP_MODE_INFRASTRUCTURE; |
| memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN); |
| |
| // Add current BSS to Candidate list |
| // This should only works for WPA2 BSS, and WPA2 BSS check must be done before. |
| if (pMgmt->eAuthenMode == WMAC_AUTH_WPA2) { |
| BOOL bResult = bAdd_PMKID_Candidate((void *) pDevice, |
| pMgmt->abyCurrBSSID, |
| &pCurr->sRSNCapObj); |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"bAdd_PMKID_Candidate: 1(%d)\n", bResult); |
| if (bResult == FALSE) { |
| vFlush_PMKID_Candidate((void *) pDevice); |
| DBG_PRT(MSG_LEVEL_DEBUG, |
| KERN_INFO "vFlush_PMKID_Candidate: 4\n"); |
| bAdd_PMKID_Candidate((void *) pDevice, |
| pMgmt->abyCurrBSSID, |
| &pCurr->sRSNCapObj); |
| } |
| } |
| |
| // Preamble type auto-switch: if AP can receive short-preamble cap, |
| // we can turn on too. |
| if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pCurr->wCapInfo)) { |
| pDevice->byPreambleType = pDevice->byShortPreamble; |
| } |
| else { |
| pDevice->byPreambleType = 0; |
| } |
| // Change PreambleType must set RSPINF again |
| CARDvSetRSPINF(pDevice, (BYTE)pDevice->byBBType); |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join ESS\n"); |
| |
| if (pCurr->eNetworkTypeInUse == PHY_TYPE_11G) { |
| |
| if ((pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION) != pDevice->bProtectMode) {//0000 0010 |
| pDevice->bProtectMode = (pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION); |
| if (pDevice->bProtectMode) { |
| MACvEnableProtectMD(pDevice); |
| } else { |
| MACvDisableProtectMD(pDevice); |
| } |
| vUpdateIFS(pDevice); |
| } |
| if ((pCurr->sERP.byERP & WLAN_EID_ERP_NONERP_PRESENT) != pDevice->bNonERPPresent) {//0000 0001 |
| pDevice->bNonERPPresent = (pCurr->sERP.byERP & WLAN_EID_ERP_USE_PROTECTION); |
| } |
| if ((pCurr->sERP.byERP & WLAN_EID_ERP_BARKER_MODE) != pDevice->bBarkerPreambleMd) {//0000 0100 |
| pDevice->bBarkerPreambleMd = (pCurr->sERP.byERP & WLAN_EID_ERP_BARKER_MODE); |
| //BarkerPreambleMd has higher priority than shortPreamble bit in Cap |
| if (pDevice->bBarkerPreambleMd) { |
| MACvEnableBarkerPreambleMd(pDevice); |
| } else { |
| MACvDisableBarkerPreambleMd(pDevice); |
| } |
| } |
| } |
| //DBG_PRN_WLAN05(("wCapInfo: %X\n", pCurr->wCapInfo)); |
| if (WLAN_GET_CAP_INFO_SHORTSLOTTIME(pCurr->wCapInfo) != pDevice->bShortSlotTime) { |
| if (pDevice->byBBType == BB_TYPE_11A) { |
| bShortSlotTime = TRUE; |
| } |
| else if (pDevice->byBBType == BB_TYPE_11B) { |
| bShortSlotTime = FALSE; |
| } |
| else { |
| bShortSlotTime = WLAN_GET_CAP_INFO_SHORTSLOTTIME(pCurr->wCapInfo); |
| } |
| //DBG_PRN_WLAN05(("Set Short Slot Time: %d\n", pDevice->bShortSlotTime)); |
| if (bShortSlotTime != pDevice->bShortSlotTime) { |
| pDevice->bShortSlotTime = bShortSlotTime; |
| BBvSetShortSlotTime(pDevice); |
| vUpdateIFS(pDevice); |
| } |
| } |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"End of Join AP -- A/B/G Action\n"); |
| } |
| else { |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| }; |
| |
| |
| } |
| else { |
| // ad-hoc mode BSS |
| if (pMgmt->eAuthenMode == WMAC_AUTH_WPANONE) { |
| |
| if (pDevice->eEncryptionStatus == Ndis802_11Encryption2Enabled) { |
| /* |
| if (WPA_SearchRSN(0, WPA_TKIP, pCurr) == FALSE) { |
| // encryption mode error |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| return; |
| } |
| */ |
| } else if (pDevice->eEncryptionStatus == Ndis802_11Encryption3Enabled) { |
| /* |
| if (WPA_SearchRSN(0, WPA_AESCCMP, pCurr) == FALSE) { |
| // encryption mode error |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| return; |
| } |
| */ |
| } else { |
| // encryption mode error |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| return; |
| } |
| } |
| |
| s_vMgrSynchBSS(pDevice, |
| WMAC_MODE_IBSS_STA, |
| pCurr, |
| pStatus |
| ); |
| |
| if (*pStatus == CMD_STATUS_SUCCESS){ |
| // Adopt this BSS state vars in Mgmt Object |
| // TODO: check if CapInfo privacy on, but we don't.. |
| pMgmt->uCurrChannel = pCurr->uChannel; |
| |
| |
| // Parse Support Rate IE |
| pMgmt->abyCurrSuppRates[0] = WLAN_EID_SUPP_RATES; |
| pMgmt->abyCurrSuppRates[1] = RATEuSetIE((PWLAN_IE_SUPP_RATES)pCurr->abySuppRates, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| WLAN_RATES_MAXLEN_11B); |
| // set basic rate |
| RATEvParseMaxRate((void *)pDevice, |
| (PWLAN_IE_SUPP_RATES)pMgmt->abyCurrSuppRates, |
| NULL, TRUE, &wMaxBasicRate, &wMaxSuppRate, &wSuppRate, |
| &byTopCCKBasicRate, &byTopOFDMBasicRate); |
| vUpdateIFS(pDevice); |
| pMgmt->wCurrCapInfo = pCurr->wCapInfo; |
| pMgmt->wCurrBeaconPeriod = pCurr->wBeaconInterval; |
| memset(pMgmt->abyCurrSSID, 0, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN); |
| memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN); |
| memcpy(pMgmt->abyCurrSSID, pCurr->abySSID, WLAN_IEHDR_LEN + WLAN_SSID_MAXLEN); |
| // pMgmt->wCurrATIMWindow = pCurr->wATIMWindow; |
| pMgmt->eCurrMode = WMAC_MODE_IBSS_STA; |
| pMgmt->eCurrState = WMAC_STATE_STARTED; |
| // Adopt BSS state in Adapter Device Object |
| pDevice->eOPMode = OP_MODE_ADHOC; |
| pDevice->bLinkPass = TRUE; |
| ControlvMaskByte(pDevice,MESSAGE_REQUEST_MACREG,MAC_REG_PAPEDELAY,LEDSTS_STS,LEDSTS_INTER); |
| memcpy(pDevice->abyBSSID, pCurr->abyBSSID, WLAN_BSSID_LEN); |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"Join IBSS ok:%pM\n", |
| pMgmt->abyCurrBSSID); |
| // Preamble type auto-switch: if AP can receive short-preamble cap, |
| // and if registry setting is short preamble we can turn on too. |
| |
| if (WLAN_GET_CAP_INFO_SHORTPREAMBLE(pCurr->wCapInfo)) { |
| pDevice->byPreambleType = pDevice->byShortPreamble; |
| } |
| else { |
| pDevice->byPreambleType = 0; |
| } |
| // Change PreambleType must set RSPINF again |
| CARDvSetRSPINF(pDevice, (BYTE)pDevice->byBBType); |
| |
| // Prepare beacon |
| bMgrPrepareBeaconToSend((void *) pDevice, pMgmt); |
| } |
| else { |
| pMgmt->eCurrState = WMAC_STATE_IDLE; |
| }; |
| }; |
| return; |
| } |
| |
| |
| |
| /*+ |
| * |
| * Routine Description: |
| * Set HW to synchronize a specific BSS from known BSS list. |
| * |
| * |
| * Return Value: |
| * PCM_STATUS |
| * |
| -*/ |
| static |
| void |
| s_vMgrSynchBSS ( |
| PSDevice pDevice, |
| unsigned int uBSSMode, |
| PKnownBSS pCurr, |
| PCMD_STATUS pStatus |
| ) |
| { |
| PSMgmtObject pMgmt = &(pDevice->sMgmtObj); |
| //1M, 2M, 5M, 11M, 18M, 24M, 36M, 54M |
| BYTE abyCurrSuppRatesG[] = {WLAN_EID_SUPP_RATES, 8, 0x02, 0x04, 0x0B, 0x16, 0x24, 0x30, 0x48, 0x6C}; |
| BYTE abyCurrExtSuppRatesG[] = {WLAN_EID_EXTSUPP_RATES, 4, 0x0C, 0x12, 0x18, 0x60}; |
| //6M, 9M, 12M, 48M |
| BYTE abyCurrSuppRatesA[] = {WLAN_EID_SUPP_RATES, 8, 0x0C, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C}; |
| BYTE abyCurrSuppRatesB[] = {WLAN_EID_SUPP_RATES, 4, 0x02, 0x04, 0x0B, 0x16}; |
| |
| |
| *pStatus = CMD_STATUS_FAILURE; |
| |
| if (s_bCipherMatch(pCurr, |
| pDevice->eEncryptionStatus, |
| &(pMgmt->byCSSPK), |
| &(pMgmt->byCSSGK)) == FALSE) { |
| DBG_PRT(MSG_LEVEL_NOTICE, KERN_INFO "s_bCipherMatch Fail .......\n"); |
| return; |
| } |
| |
| pMgmt->pCurrBSS = pCurr; |
| |
| // if previous mode is IBSS. |
| if(pMgmt->eCurrMode == WMAC_MODE_IBSS_STA) { |
| MACvRegBitsOff(pDevice, MAC_REG_TCR, TCR_AUTOBCNTX); |
| } |
| |
| // Init the BSS informations |
| pDevice->bCCK = TRUE; |
| pDevice->bProtectMode = FALSE; |
| MACvDisableProtectMD(pDevice); |
| pDevice->bBarkerPreambleMd = FALSE; |
| MACvDisableBarkerPreambleMd(pDevice); |
| pDevice->bNonERPPresent = FALSE; |
| pDevice->byPreambleType = 0; |
| pDevice->wBasicRate = 0; |
| // Set Basic Rate |
| CARDbAddBasicRate((void *)pDevice, RATE_1M); |
| |
| // calculate TSF offset |
| // TSF Offset = Received Timestamp TSF - Marked Local's TSF |
| CARDvAdjustTSF(pDevice, pCurr->byRxRate, pCurr->qwBSSTimestamp, pCurr->qwLocalTSF); |
| |
| // set HW beacon interval |
| MACvWriteBeaconInterval(pDevice, pCurr->wBeaconInterval); |
| |
| // set Next TBTT |
| // Next TBTT = ((local_current_TSF / beacon_interval) + 1 ) * beacon_interval |
| CARDvSetFirstNextTBTT(pDevice, pCurr->wBeaconInterval); |
| |
| // set BSSID |
| MACvWriteBSSIDAddress(pDevice, pCurr->abyBSSID); |
| |
| memcpy(pMgmt->abyCurrBSSID, pCurr->abyBSSID, 6); |
| |
| DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "Sync:set CurrBSSID address = " |
| "%pM\n", pMgmt->abyCurrBSSID); |
| |
| if (pCurr->eNetworkTypeInUse == PHY_TYPE_11A) { |
| if ((pDevice->eConfigPHYMode == PHY_TYPE_11A) || |
| (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) { |
| pDevice->byBBType = BB_TYPE_11A; |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11A; |
| pDevice->bShortSlotTime = TRUE; |
| BBvSetShortSlotTime(pDevice); |
| CARDvSetBSSMode(pDevice); |
| } else { |
| return; |
| } |
| } else if (pCurr->eNetworkTypeInUse == PHY_TYPE_11B) { |
| if ((pDevice->eConfigPHYMode == PHY_TYPE_11B) || |
| (pDevice->eConfigPHYMode == PHY_TYPE_11G) || |
| (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) { |
| pDevice->byBBType = BB_TYPE_11B; |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11B; |
| pDevice->bShortSlotTime = FALSE; |
| BBvSetShortSlotTime(pDevice); |
| CARDvSetBSSMode(pDevice); |
| } else { |
| return; |
| } |
| } else { |
| if ((pDevice->eConfigPHYMode == PHY_TYPE_11G) || |
| (pDevice->eConfigPHYMode == PHY_TYPE_AUTO)) { |
| pDevice->byBBType = BB_TYPE_11G; |
| pMgmt->eCurrentPHYMode = PHY_TYPE_11G; |
| pDevice->bShortSlotTime = TRUE; |
| BBvSetShortSlotTime(pDevice); |
| CARDvSetBSSMode(pDevice); |
| } else if (pDevice->eConfigPHYMode == PHY_TYPE_11B) { |
| pDevice->byBBType = BB_TYPE_11B; |
| pDevice->bShortSlotTime = FALSE; |
| BBvSetShortSlotTime(pDevice); |
| CARDvSetBSSMode(pDevice); |
| |