/*
 * Copyright (c) 2012-2017 The Linux Foundation. All rights reserved.
 *
 * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
 *
 *
 * Permission to use, copy, modify, and/or distribute this software for
 * any purpose with or without fee is hereby granted, provided that the
 * above copyright notice and this permission notice appear in all
 * copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
 * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
 * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
 * PERFORMANCE OF THIS SOFTWARE.
 */

/*
 * This file was originally distributed by Qualcomm Atheros, Inc.
 * under proprietary terms before Copyright ownership was assigned
 * to the Linux Foundation.
 */

/*
 * This file limProcessMlmRspMessages.cc contains the code
 * for processing response messages from MLM state machine.
 * Author:        Chandra Modumudi
 * Date:          02/11/02
 * History:-
 * Date           Modified by    Modification Information
 * --------------------------------------------------------------------
 *
 */
#include "wniApi.h"
#include "wni_cfg.h"
#include "cfgApi.h"
#include "sirApi.h"
#include "schApi.h"
#include "utilsApi.h"
#include "limUtils.h"
#include "limAssocUtils.h"
#include "limSecurityUtils.h"
#include "limSerDesUtils.h"
#include "limTimerUtils.h"
#include "limSendMessages.h"
#include "limAdmitControl.h"
#include "limSendMessages.h"
#include "limIbssPeerMgmt.h"
#ifdef WLAN_FEATURE_VOWIFI_11R
#include "limFT.h"
#include "limFTDefs.h"
#endif
#include "limSession.h"
#include "limSessionUtils.h"
#if defined WLAN_FEATURE_VOWIFI
#include "rrmApi.h"
#endif
#include "wlan_qct_wda.h"
#include "vos_utils.h"
#include "nan_datapath.h"

#define MAX_SUPPORTED_PEERS_WEP 16

static void limHandleSmeReaasocResult(tpAniSirGlobal, tSirResultCodes, tANI_U16, tpPESession);
void limProcessMlmScanCnf(tpAniSirGlobal, tANI_U32 *);
#ifdef FEATURE_OEM_DATA_SUPPORT
void limProcessMlmOemDataReqCnf(tpAniSirGlobal, tANI_U32 *);
#endif
void limProcessMlmJoinCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmAuthCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmStartCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmAuthInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmAssocInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmAssocCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmReassocCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmReassocInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmSetKeysCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmDisassocInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmDisassocCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmDeauthInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmDeauthCnf(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmPurgeStaInd(tpAniSirGlobal, tANI_U32 *);
void limProcessMlmRemoveKeyCnf(tpAniSirGlobal pMac, tANI_U32 * pMsgBuf);
static void  limHandleDelBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs,tpPESession psessionEntry);
void limGetSessionInfo(tpAniSirGlobal pMac, tANI_U8 *, tANI_U8 *, tANI_U16 *);
static void
limProcessBtampAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry);
/**
 * limProcessMlmRspMessages()
 *
 *FUNCTION:
 * This function is called to processes various MLM response (CNF/IND
 * messages from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param  msgType   Indicates the MLM message type
 * @param  *pMsgBuf  A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmRspMessages(tpAniSirGlobal pMac, tANI_U32 msgType, tANI_U32 *pMsgBuf)
{

   if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    MTRACE(macTrace(pMac, TRACE_CODE_TX_LIM_MSG, 0, msgType));
    switch (msgType)
    {
        case LIM_MLM_SCAN_CNF:
            limProcessMlmScanCnf(pMac, pMsgBuf);
            break;

#ifdef FEATURE_OEM_DATA_SUPPORT
        case LIM_MLM_OEM_DATA_CNF:
            limProcessMlmOemDataReqCnf(pMac, pMsgBuf);
            pMsgBuf = NULL;
            break;
#endif

        case LIM_MLM_AUTH_CNF:
            limProcessMlmAuthCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_AUTH_IND:
            limProcessMlmAuthInd(pMac, pMsgBuf);
            break;
        case LIM_MLM_ASSOC_CNF:
            limProcessMlmAssocCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_START_CNF:
            limProcessMlmStartCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_JOIN_CNF:
            limProcessMlmJoinCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_ASSOC_IND:
             limProcessMlmAssocInd(pMac, pMsgBuf);
            break;
        case LIM_MLM_REASSOC_CNF:
            limProcessMlmReassocCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_REASSOC_IND:
           limProcessMlmReassocInd(pMac, pMsgBuf);
           break;
        case LIM_MLM_DISASSOC_CNF:
            limProcessMlmDisassocCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_DISASSOC_IND:
            limProcessMlmDisassocInd(pMac, pMsgBuf);
            break;
        case LIM_MLM_PURGE_STA_IND:
            limProcessMlmPurgeStaInd(pMac, pMsgBuf);
            break;
        case LIM_MLM_DEAUTH_CNF:
            limProcessMlmDeauthCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_DEAUTH_IND:
            limProcessMlmDeauthInd(pMac, pMsgBuf);
            break;
        case LIM_MLM_SETKEYS_CNF:
            limProcessMlmSetKeysCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_REMOVEKEY_CNF:
            limProcessMlmRemoveKeyCnf(pMac, pMsgBuf);
            break;
        case LIM_MLM_TSPEC_CNF:
            break;
        default:
            break;
    } // switch (msgType)
    return;
} /*** end limProcessMlmRspMessages() ***/

/**
 * limProcessMlmScanCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_SCAN_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmScanCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    switch(pMac->lim.gLimSmeState)
    {
        case eLIM_SME_WT_SCAN_STATE:
        //case eLIM_SME_LINK_EST_WT_SCAN_STATE:  //TO SUPPORT BT-AMP
        //case eLIM_SME_NORMAL_CHANNEL_SCAN_STATE:   //TO SUPPORT BT-AMP
            pMac->lim.gLimSmeState = pMac->lim.gLimPrevSmeState;
            MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, NO_SESSION, pMac->lim.gLimSmeState));
            pMac->lim.gLimSystemInScanLearnMode = 0;
            break;
        default:
            /**
             * Should not have received scan confirm
             * from MLM in other states.
             * Log error
             */
            PELOGE(limLog(pMac, LOGE,
               FL("received unexpected MLM_SCAN_CNF in state %X"),
               pMac->lim.gLimSmeState);)
            return;
    }

    /// Process received scan confirm
    /// Increment length of cached scan results
    pMac->lim.gLimSmeScanResultLength +=
                    ((tLimMlmScanCnf *) pMsgBuf)->scanResultLength;
    if ((pMac->lim.gLimRspReqd) || pMac->lim.gLimReportBackgroundScanResults)
    {
        tANI_U16    scanRspLen = 0;
        /// Need to send response to Host
        pMac->lim.gLimRspReqd = false;
        if ((((tLimMlmScanCnf *) pMsgBuf)->resultCode ==
                                                eSIR_SME_SUCCESS) ||
            pMac->lim.gLimSmeScanResultLength)
        {
                    scanRspLen = sizeof(tSirSmeScanRsp) +
                                 pMac->lim.gLimSmeScanResultLength -
                                 sizeof(tSirBssDescription);
        }
        else
        {
            scanRspLen = sizeof(tSirSmeScanRsp);
        }
       if(pMac->lim.gLimReportBackgroundScanResults)
        {
            pMac->lim.gLimBackgroundScanTerminate = TRUE;
        }
        if (pMac->lim.gLimSmeScanResultLength == 0)
        {
            limSendSmeScanRsp(pMac, scanRspLen, eSIR_SME_SUCCESS, pMac->lim.gSmeSessionId, pMac->lim.gTransactionId);
        }
        else
        {
            limSendSmeScanRsp(pMac, scanRspLen,
                              eSIR_SME_SUCCESS,pMac->lim.gSmeSessionId, pMac->lim.gTransactionId);
        }
    } // if (pMac->lim.gLimRspReqd)
    //check to see whether we need to run bgScan timer
    if(pMac->lim.gLimBackgroundScanTerminate == FALSE)
    {
        if (tx_timer_activate(
            &pMac->lim.limTimers.gLimBackgroundScanTimer) != TX_SUCCESS)
        {
            /// Could not activate background scan timer.
            // Log error
            limLog(pMac, LOGP,
            FL("could not activate background scan timer"));
            pMac->lim.gLimBackgroundScanStarted = FALSE;
        }
        else
        {
            pMac->lim.gLimBackgroundScanStarted = TRUE;
        }
    }
} /*** end limProcessMlmScanCnf() ***/

#ifdef FEATURE_OEM_DATA_SUPPORT

/**
 * limProcessMlmOemDataReqCnf()
 *
 *FUNCTION:
 * This function is called to processes LIM_MLM_OEM_DATA_REQ_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */

void limProcessMlmOemDataReqCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tLimMlmOemDataRsp*    measRsp;

    tSirResultCodes resultCode = eSIR_SME_SUCCESS;

    measRsp = (tLimMlmOemDataRsp*)(pMsgBuf);

    //Now send the meas confirm message to the sme
    limSendSmeOemDataRsp(pMac, (tANI_U32*)measRsp, resultCode);

    //Dont free the memory here. It will be freed up by the callee

    return;
}
#endif

/**
 * limProcessMlmStartCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_START_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmStartCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tpPESession         psessionEntry = NULL;
    tLimMlmStartCnf     *pLimMlmStartCnf;
    tANI_U8             smesessionId;
    tANI_U16            smetransactionId;
    tANI_U8             channelId;

    if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    pLimMlmStartCnf = (tLimMlmStartCnf*)pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmStartCnf->sessionId))==NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Session does Not exist with given sessionId "));)
        return;
    }
   smesessionId = psessionEntry->smeSessionId;
   smetransactionId = psessionEntry->transactionId;

    if (psessionEntry->limSmeState != eLIM_SME_WT_START_BSS_STATE)
    {
        /**
         * Should not have received Start confirm from MLM
         * in other states.
         * Log error
         */
        PELOGE(limLog(pMac, LOGE,
           FL("received unexpected MLM_START_CNF in state %X"),
           psessionEntry->limSmeState);)
        return;
    }
    if (((tLimMlmStartCnf *) pMsgBuf)->resultCode ==
                                            eSIR_SME_SUCCESS)
    {

        /**
         * Update global SME state so that Beacon Generation
         * module starts writing Beacon frames into TFP's
         * Beacon file register.
         */
        psessionEntry->limSmeState = eLIM_SME_NORMAL_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        if(psessionEntry->bssType == eSIR_BTAMP_STA_MODE)
             limLog(pMac, LOG1, FL("*** Started BSS in BT_AMP STA SIDE***"));
        else if(psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
             limLog(pMac, LOG1, FL("*** Started BSS in BT_AMP AP SIDE***"));
        else if(psessionEntry->bssType == eSIR_INFRA_AP_MODE)
             limLog(pMac, LOG1, FL("*** Started BSS in INFRA AP SIDE***"));
        else if (psessionEntry->bssType == eSIR_NDI_MODE)
             limLog(pMac, LOG1, FL("*** Started BSS in NDI mode ***"));
        else
            PELOG1(limLog(pMac, LOG1, FL("*** Started BSS ***"));)
    }
    else
    {
        /// Start BSS is a failure
        peDeleteSession(pMac,psessionEntry);
        psessionEntry = NULL;
        PELOGE(limLog(pMac, LOGE,FL("Start BSS Failed "));)
    }
    /// Send response to Host
    limSendSmeStartBssRsp(pMac, eWNI_SME_START_BSS_RSP,
                          ((tLimMlmStartCnf *) pMsgBuf)->resultCode,psessionEntry,
                          smesessionId,smetransactionId);
    if ((psessionEntry != NULL) &&
        (((tLimMlmStartCnf *) pMsgBuf)->resultCode == eSIR_SME_SUCCESS))
    {
        channelId = psessionEntry->pLimStartBssReq->channelId;

        // We should start beacon transmission only if the channel
        // on which we are operating is non-DFS until the channel
        // availability check is done. The PE will receive an explicit
        // request from upper layers to start the beacon transmission


        if (LIM_IS_IBSS_ROLE(psessionEntry) || (LIM_IS_AP_ROLE(psessionEntry) &&
            (vos_nv_getChannelEnabledState(channelId) != NV_CHANNEL_DFS))) {
            //Configure beacon and send beacons to HAL
            VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_INFO,
                   FL("Start Beacon with ssid %s Ch %d"),
                   psessionEntry->ssId.ssId,
                   psessionEntry->currentOperChannel);
            limSendBeaconInd(pMac, psessionEntry);
        }
    }
}

 /*** end limProcessMlmStartCnf() ***/

/**
 * limProcessMlmJoinCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_JOIN_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmJoinCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tSirResultCodes resultCode;
    tLimMlmJoinCnf      *pLimMlmJoinCnf;
    tpPESession         psessionEntry;
     pLimMlmJoinCnf = (tLimMlmJoinCnf*)pMsgBuf;
    if( (psessionEntry = peFindSessionBySessionId(pMac,pLimMlmJoinCnf->sessionId))== NULL)
    {
         PELOGE(limLog(pMac, LOGE,FL("SessionId:%d Session does not exist"),
                       pLimMlmJoinCnf->sessionId);)
        return;
    }

    if (psessionEntry->limSmeState!= eLIM_SME_WT_JOIN_STATE)
    {
        PELOGE(limLog(pMac, LOGE,
               FL("received unexpected MLM_JOIN_CNF in state %X"),
               psessionEntry->limSmeState);)
         return;
    }

    resultCode = ((tLimMlmJoinCnf *) pMsgBuf)->resultCode ;
    /// Process Join confirm from MLM
    if (resultCode ==  eSIR_SME_SUCCESS)
    {
        PELOG1(limLog(pMac, LOG1, FL("***SessionId:%d Joined ESS ***"),
                      pLimMlmJoinCnf->sessionId);)
            //Setup hardware upfront
            if(limStaSendAddBssPreAssoc( pMac, false, psessionEntry) == eSIR_SUCCESS)
                return;
            else
                resultCode = eSIR_SME_REFUSED;
    }
    {
        /// Join failure
        psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        /// Send Join response to Host
        limHandleSmeJoinResult(pMac, resultCode, ((tLimMlmJoinCnf *) pMsgBuf)->protStatusCode, psessionEntry );
    }
} /*** end limProcessMlmJoinCnf() ***/

/*
 * limSendMlmAssocReq()
 *
 * FUNCTION:
 * This function is sends ASSOC request MLM message to MLM State machine.
 * ASSOC request packet would be by picking parameters from psessionEntry
 * automatically based on the current state of MLM state machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * this function is called in middle of connection state machine and is
 * expected to be called after auth cnf has been received or after ASSOC rsp
 * with TRY_AGAIN_LATER was received and required time has elapsed after that.
 *
 *NOTE:
 *
 * @param pMac             Pointer to Global MAC structure
 * @param psessionEntry    Pointer to session etnry
 *
 * @return None
 */

void
limSendMlmAssocReq( tpAniSirGlobal pMac,
                    tpPESession    psessionEntry)
{
    tLimMlmAssocReq    *pMlmAssocReq;
    tANI_U32            val;
    tANI_U16            caps;
    tANI_U32            teleBcnEn = 0;

    /* Successful MAC based authentication. Trigger Association with BSS */
    PELOG1(limLog(pMac, LOG1, FL("SessionId:%d Authenticated with BSS"),
           psessionEntry->peSessionId);)

    if (NULL == psessionEntry->pLimJoinReq) {
        limLog(pMac, LOGE, FL("Join Request is NULL."));
        /* No need to Assert. JOIN timeout will handle this error */
        return;
    }

    pMlmAssocReq = vos_mem_malloc(sizeof(tLimMlmAssocReq));
    if ( NULL == pMlmAssocReq ) {
        limLog(pMac, LOGP, FL("call to AllocateMemory failed for mlmAssocReq"));
        return;
    }
    val = sizeof(tSirMacAddr);
    sirCopyMacAddr(pMlmAssocReq->peerMacAddr,psessionEntry->bssId);
    if (wlan_cfgGetInt(pMac,
                       WNI_CFG_ASSOCIATION_FAILURE_TIMEOUT,
                       (tANI_U32 *) &pMlmAssocReq->assocFailureTimeout)
                         != eSIR_SUCCESS) {
        /* Could not get AssocFailureTimeout value from CFG. Log error */
        limLog(pMac, LOGP, FL("could not retrieve AssocFailureTimeout value"));
    }

    if (cfgGetCapabilityInfo(pMac, &caps, psessionEntry) != eSIR_SUCCESS) {
        /* Could not get Capabilities value from CFG. Log error */
        limLog(pMac, LOGP,
               FL("could not retrieve Capabilities value"));
    }

    /* Clear spectrum management bit if AP doesn't support it */
    if(!(psessionEntry->pLimJoinReq->bssDescription.capabilityInfo &
          LIM_SPECTRUM_MANAGEMENT_BIT_MASK)) {
        /*
         * AP doesn't support spectrum management
         * clear spectrum management bit
         */
        caps &= (~LIM_SPECTRUM_MANAGEMENT_BIT_MASK);
    }

    /* Clear rrm bit if AP doesn't support it */
    if(!(psessionEntry->pLimJoinReq->bssDescription.capabilityInfo &
          LIM_RRM_BIT_MASK)) {
        caps &= (~LIM_RRM_BIT_MASK);
    }

    /* Clear short preamble bit if AP does not support it */
    if(!(psessionEntry->pLimJoinReq->bssDescription.capabilityInfo &
        (LIM_SHORT_PREAMBLE_BIT_MASK))) {
        caps &= (~LIM_SHORT_PREAMBLE_BIT_MASK);
        limLog(pMac, LOG1, FL("Clearing short preamble:no AP support"));
    }

    /* Clear immediate block ack bit if AP does not support it */
    if(!(psessionEntry->pLimJoinReq->bssDescription.capabilityInfo &
        (LIM_IMMEDIATE_BLOCK_ACK_MASK))) {
        caps &= (~LIM_IMMEDIATE_BLOCK_ACK_MASK);
        limLog(pMac, LOG1, FL("Clearing Immed Blk Ack:no AP support"));
    }

    pMlmAssocReq->capabilityInfo = caps;
    PELOG3(limLog(pMac, LOG3,
           FL("Capabilities to be used in AssocReq=0x%X, "
              "privacy bit=%x shortSlotTime %x"),
           caps,
      ((tpSirMacCapabilityInfo) &pMlmAssocReq->capabilityInfo)->privacy,
      ((tpSirMacCapabilityInfo) &pMlmAssocReq->capabilityInfo)->shortSlotTime);)

    /*
     * If telescopic beaconing is enabled, set listen interval to
     * WNI_CFG_TELE_BCN_MAX_LI
     */
    if(wlan_cfgGetInt(pMac, WNI_CFG_TELE_BCN_WAKEUP_EN, &teleBcnEn) !=
       eSIR_SUCCESS)
       limLog(pMac, LOGP, FL("Couldn't get WNI_CFG_TELE_BCN_WAKEUP_EN"));

    val = WNI_CFG_LISTEN_INTERVAL_STADEF;

    if(teleBcnEn)
    {
       if(wlan_cfgGetInt(pMac, WNI_CFG_TELE_BCN_MAX_LI, &val) !=
          eSIR_SUCCESS)
       {
           /**
          * Could not get ListenInterval value
          * from CFG. Log error.
          */
          limLog(pMac, LOGP, FL("could not retrieve ListenInterval"));
       }
    } else {
        if (wlan_cfgGetInt(pMac,
                           WNI_CFG_LISTEN_INTERVAL,
                           &val) != eSIR_SUCCESS) {
            /*
             * Could not get ListenInterval value
             * from CFG. Log error.
             */
            limLog(pMac, LOGP, FL("could not retrieve ListenInterval"));
        }
    }

#ifdef FEATURE_WLAN_DIAG_SUPPORT
    limDiagEventReport(pMac, WLAN_PE_DIAG_ASSOC_REQ_EVENT, psessionEntry,
                       eSIR_SUCCESS, eSIR_SUCCESS);
#endif
    pMlmAssocReq->listenInterval = (tANI_U16)val;
    /* Update PE session ID*/
    pMlmAssocReq->sessionId = psessionEntry->peSessionId;
    psessionEntry->limPrevSmeState = psessionEntry->limSmeState;
    psessionEntry->limSmeState     = eLIM_SME_WT_ASSOC_STATE;
    MTRACE(macTrace(pMac,
                    TRACE_CODE_SME_STATE,
                    psessionEntry->peSessionId,
                    psessionEntry->limSmeState));
    limPostMlmMessage(pMac,
                      LIM_MLM_ASSOC_REQ,
                      (tANI_U32 *) pMlmAssocReq);
}

#ifdef WLAN_FEATURE_11W
void limPmfComebackTimerCallback(void *context)
{
    tComebackTimerInfo *pInfo = (tComebackTimerInfo *)context;
    tpAniSirGlobal pMac = pInfo->pMac;
    tpPESession psessionEntry = &pMac->lim.gpSession[pInfo->sessionID];

    PELOGE(limLog(pMac, LOGE,
           FL("comeback later timer expired. sending MLM ASSOC req"));)
    /* set MLM state such that ASSOC REQ packet will be sent out */
    psessionEntry->limPrevMlmState   = pInfo->limPrevMlmState;
    psessionEntry->limMlmState       = pInfo->limMlmState;
    limSendMlmAssocReq(pMac, psessionEntry);
}
#endif /* WLAN_FEATURE_11W */

/**
 * limProcessMlmAuthCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_AUTH_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmAuthCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tAniAuthType       cfgAuthType, authMode;
    tLimMlmAuthReq     *pMlmAuthReq;
    tLimMlmAuthCnf     *pMlmAuthCnf;
    tpPESession     psessionEntry;

    if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    pMlmAuthCnf = (tLimMlmAuthCnf*)pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pMlmAuthCnf->sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE, FL("SessionId:%d session does not exist"),
                      pMlmAuthCnf->sessionId);)
        return;
    }

    if (((psessionEntry->limSmeState != eLIM_SME_WT_AUTH_STATE) &&
         (psessionEntry->limSmeState != eLIM_SME_WT_PRE_AUTH_STATE)) ||
        LIM_IS_AP_ROLE(psessionEntry) || LIM_IS_BT_AMP_AP_ROLE(psessionEntry)) {
        /**
         * Should not have received AUTH confirm
         * from MLM in other states or on AP.
         * Log error
         */
        PELOGE(limLog(pMac, LOGE,
               FL("SessionId:%d received unexpected MLM_AUTH_CNF in state %X"),
               psessionEntry->peSessionId,psessionEntry->limSmeState);)
        return;
    }
    /// Process AUTH confirm from MLM
    if (pMlmAuthCnf->resultCode != eSIR_SME_SUCCESS)
    {
        if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
                {
            if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATION_TYPE,
                          (tANI_U32 *) &cfgAuthType) != eSIR_SUCCESS)
            {
                /**
                 * Could not get AuthType value from CFG.
                 * Log error.
                 */
                limLog(pMac, LOGP,
                       FL("could not retrieve AuthType value"));
            }
                }
        else
            cfgAuthType = pMac->lim.gLimPreAuthType;

        if ((cfgAuthType == eSIR_AUTO_SWITCH) &&
             (pMlmAuthCnf->authType == eSIR_SHARED_KEY)
             && ((eSIR_MAC_AUTH_ALGO_NOT_SUPPORTED_STATUS ==
             pMlmAuthCnf->protStatusCode) ||
             (pMlmAuthCnf->resultCode == eSIR_SME_AUTH_TIMEOUT_RESULT_CODE)))
        {
            /**
             * When Shared authentication fails with reason code "13" and
             * authType set to 'auto switch', Try with Open Authentication
             */
            authMode = eSIR_OPEN_SYSTEM;
            // Trigger MAC based Authentication
            pMlmAuthReq = vos_mem_malloc(sizeof(tLimMlmAuthReq));
            if ( NULL == pMlmAuthReq )
            {
                // Log error
                limLog(pMac, LOGP,
                   FL("call to AllocateMemory failed for mlmAuthReq"));
                return;
            }
            vos_mem_set((tANI_U8 *) pMlmAuthReq, sizeof(tLimMlmAuthReq), 0);
            if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
            {
                sirCopyMacAddr(pMlmAuthReq->peerMacAddr,psessionEntry->bssId);
            }
            else
                vos_mem_copy((tANI_U8 *) &pMlmAuthReq->peerMacAddr,
                             (tANI_U8 *) &pMac->lim.gLimPreAuthPeerAddr,
                              sizeof(tSirMacAddr));
            pMlmAuthReq->authType = authMode;
            /* Update PE session Id*/
            pMlmAuthReq->sessionId = pMlmAuthCnf->sessionId;
            if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT,
                          (tANI_U32 *) &pMlmAuthReq->authFailureTimeout)
                            != eSIR_SUCCESS)
            {
                /**
                 * Could not get AuthFailureTimeout value from CFG.
                 * Log error.
                 */
                limLog(pMac, LOGP,
                   FL("could not retrieve AuthFailureTimeout value"));
            }
            limPostMlmMessage(pMac,
                              LIM_MLM_AUTH_REQ,
                              (tANI_U32 *) pMlmAuthReq);
            return;
        }
        else
        {
            // MAC based authentication failure
            if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
            {
                PELOGE(limLog(pMac, LOGE, FL("Auth Failure occurred."));)
                psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
                MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
                psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
                MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));

                /**
                 * Need to send Join response with
                 * auth failure to Host.
                 */
                limHandleSmeJoinResult(pMac, pMlmAuthCnf->resultCode,
                              pMlmAuthCnf->protStatusCode, psessionEntry);
            }
            else
            {
                /**
                 * Pre-authentication failure.
                 * Send Pre-auth failure response to host
                 */
                psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
                MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
            }
        } // end if (cfgAuthType == eAUTO_SWITCH)
    } // if (((tLimMlmAuthCnf *) pMsgBuf)->resultCode != ...
    else
    {
        if (psessionEntry->limSmeState == eLIM_SME_WT_AUTH_STATE)
        {
            limSendMlmAssocReq(pMac, psessionEntry);
        }
        else
        {
            /* Successful Pre-authentication. Send Pre-auth response to host */
            psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
            MTRACE(macTrace(pMac,
                            TRACE_CODE_SME_STATE,
                            psessionEntry->peSessionId,
                            psessionEntry->limSmeState));
        }
    } // end if (((tLimMlmAuthCnf *) pMsgBuf)->resultCode != ...
} /*** end limProcessMlmAuthCnf() ***/

/**
 * limProcessMlmAssocCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_ASSOC_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmAssocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tpPESession     psessionEntry;
    tLimMlmAssocCnf *pLimMlmAssocCnf;

    if(pMsgBuf == NULL)
    {
           limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));
           return;
    }
    pLimMlmAssocCnf = (tLimMlmAssocCnf*)pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmAssocCnf->sessionId)) == NULL)
    {
       PELOGE(limLog(pMac, LOGE,FL("SessionId:%d Session does not exist"),
              pLimMlmAssocCnf->sessionId);)
       return;
    }
    if (psessionEntry->limSmeState != eLIM_SME_WT_ASSOC_STATE ||
        LIM_IS_AP_ROLE(psessionEntry) || LIM_IS_BT_AMP_AP_ROLE(psessionEntry)) {
        /**
         * Should not have received Assocication confirm
         * from MLM in other states OR on AP.
         * Log error
         */
        PELOGE(limLog(pMac, LOGE,
               FL("SessionId:%d Received unexpected MLM_ASSOC_CNF in state %X"),
               psessionEntry->peSessionId,psessionEntry->limSmeState);)
        return;
    }
    if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != eSIR_SME_SUCCESS)
    {
        // Association failure
        PELOG1(limLog(pMac, LOG1, FL("SessionId:%u Association failure"
                      "resultCode: resultCode: %d limSmeState:%d"),
                      psessionEntry->peSessionId,
                      ((tLimMlmAssocCnf *) pMsgBuf)->resultCode,
                      psessionEntry->limSmeState);)

        /* If driver gets deauth when its waiting for ADD_STA_RSP then we need
         * to do DEL_STA followed by DEL_BSS. So based on below reason-code here
         * we decide whether to do only DEL_BSS or DEL_STA + DEL_BSS
         */
        if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode !=
                    eSIR_SME_JOIN_DEAUTH_FROM_AP_DURING_ADD_STA)
        {
            psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
        }
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId,
                        pMac->lim.gLimSmeState));
        /**
         * Need to send Join response with
         * Association failure to Host.
         */
        limHandleSmeJoinResult(pMac,
                            ((tLimMlmAssocCnf *) pMsgBuf)->resultCode,
                            ((tLimMlmAssocCnf *) pMsgBuf)->protStatusCode,psessionEntry);
    } // if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != ...
    else
    {
        // Successful Association
        PELOG1(limLog(pMac, LOG1, FL("SessionId:%d Associated with BSS"),
                      psessionEntry->peSessionId);)
        psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        /**
         * Need to send Join response with
         * Association success to Host.
         */
        limHandleSmeJoinResult(pMac,
                            ((tLimMlmAssocCnf *) pMsgBuf)->resultCode,
                            ((tLimMlmAssocCnf *) pMsgBuf)->protStatusCode,psessionEntry);
    } // end if (((tLimMlmAssocCnf *) pMsgBuf)->resultCode != ....
} /*** end limProcessMlmAssocCnf() ***/

/**
 * limProcessMlmReassocCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_REASSOC_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmReassocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tpPESession psessionEntry;
    tLimMlmReassocCnf *pLimMlmReassocCnf;

    if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    pLimMlmReassocCnf = (tLimMlmReassocCnf*) pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pLimMlmReassocCnf->sessionId))==NULL)
    {
         PELOGE(limLog(pMac, LOGE, FL("session Does not exist for given session Id"));)
         return;
    }
    if ((psessionEntry->limSmeState != eLIM_SME_WT_REASSOC_STATE) ||
        LIM_IS_AP_ROLE(psessionEntry) || LIM_IS_BT_AMP_AP_ROLE(psessionEntry)) {
        /**
         * Should not have received Reassocication confirm
         * from MLM in other states OR on AP.
         * Log error
         */
        PELOGE(limLog(pMac, LOGE,
               FL("Rcv unexpected MLM_REASSOC_CNF in role %d, sme state 0x%X"),
               GET_LIM_SYSTEM_ROLE(psessionEntry), psessionEntry->limSmeState);)
        return;
    }
    if (psessionEntry->pLimReAssocReq) {
        vos_mem_free(psessionEntry->pLimReAssocReq);
        psessionEntry->pLimReAssocReq = NULL;
    }

    /* Upon Reassoc success or failure, freeup the cached
     * preauth request, to ensure that channel switch is now
     * allowed following any change in HT params.
     */
    if (psessionEntry->ftPEContext.pFTPreAuthReq) {
        limLog(pMac, LOG1, FL("Freeing pFTPreAuthReq= %pK"),
               psessionEntry->ftPEContext.pFTPreAuthReq);
        if (psessionEntry->ftPEContext.pFTPreAuthReq->pbssDescription) {
            vos_mem_free(
                psessionEntry->ftPEContext.pFTPreAuthReq->pbssDescription);
            psessionEntry->ftPEContext.pFTPreAuthReq->pbssDescription = NULL;
        }
        vos_mem_free(psessionEntry->ftPEContext.pFTPreAuthReq);
        psessionEntry->ftPEContext.pFTPreAuthReq = NULL;
        psessionEntry->ftPEContext.ftPreAuthSession = VOS_FALSE;
    }

#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    if (psessionEntry->bRoamSynchInProgress) {
            VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
            "LFR3:Re-set the LIM Ctxt Roam Synch In Progress");
            psessionEntry->bRoamSynchInProgress = VOS_FALSE;
    }

#endif

    PELOG1(limLog(pMac, LOG1, FL("Rcv MLM_REASSOC_CNF with result code %d"), pLimMlmReassocCnf->resultCode);)
    if (pLimMlmReassocCnf->resultCode == eSIR_SME_SUCCESS) {
        // Successful Reassociation
        /* change logging before release */
        VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
                   "*** Reassociated with new BSS ***");

        psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

        /**
        * Need to send Reassoc response with
        * Reassociation success to Host.
        */
        limSendSmeJoinReassocRsp(
                               pMac, eWNI_SME_REASSOC_RSP,
                              pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode,psessionEntry,
                              psessionEntry->smeSessionId,psessionEntry->transactionId);
    }else if (pLimMlmReassocCnf->resultCode == eSIR_SME_REASSOC_REFUSED) {
        /** Reassociation failure With the New AP
        *   but we still have the link with the Older AP
        */
        psessionEntry->limSmeState = eLIM_SME_LINK_EST_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

        /**
        * Need to send Reassoc response with
        * Association failure to Host.
        */
        limSendSmeJoinReassocRsp(pMac, eWNI_SME_REASSOC_RSP,
                              pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode,psessionEntry,
                              psessionEntry->smeSessionId,psessionEntry->transactionId);
    }else {
        /* If driver gets deauth when its waiting for ADD_STA_RSP then we need
         * to do DEL_STA followed by DEL_BSS. So based on below reason-code here
         * we decide whether to do only DEL_BSS or DEL_STA + DEL_BSS
	 */
        if(pLimMlmReassocCnf->resultCode
                                   != eSIR_SME_JOIN_DEAUTH_FROM_AP_DURING_ADD_STA)
        {
            // Reassociation failure
            psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;

        }

        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        /**
         * Need to send Reassoc response with
         * Association failure to Host.
         */
        limHandleSmeReaasocResult(pMac, pLimMlmReassocCnf->resultCode, pLimMlmReassocCnf->protStatusCode, psessionEntry);
    }
} /*** end limProcessMlmReassocCnf() ***/

/**
 * limProcessMlmReassocInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_REASSOC_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmReassocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tANI_U32                len;
    tSirMsgQ           msgQ;
    tSirSmeReassocInd  *pSirSmeReassocInd;
    tpDphHashNode      pStaDs=0;
    tpPESession  psessionEntry;
    tANI_U8      sessionId;
    if(pMsgBuf == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
        return;
    }
    if((psessionEntry = peFindSessionByBssid(pMac,((tpLimMlmReassocInd)pMsgBuf)->peerMacAddr, &sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given BSSId"));)
        return;
    }
    /// Inform Host of STA reassociation
    len = sizeof(tSirSmeReassocInd);
    pSirSmeReassocInd = vos_mem_malloc(len);
    if ( NULL == pSirSmeReassocInd )
    {
        // Log error
        limLog(pMac, LOGP,
           FL("call to AllocateMemory failed for eWNI_SME_REASSOC_IND"));
        return;

    }
    sirStoreU16N((tANI_U8 *) &pSirSmeReassocInd->messageType,
                 eWNI_SME_REASSOC_IND);
    limReassocIndSerDes(pMac, (tpLimMlmReassocInd) pMsgBuf,
                        (tANI_U8 *) &(pSirSmeReassocInd->length), psessionEntry);

    // Required for indicating the frames to upper layer
    pSirSmeReassocInd->assocReqLength = ((tpLimMlmReassocInd) pMsgBuf)->assocReqLength;
    pSirSmeReassocInd->assocReqPtr = ((tpLimMlmReassocInd) pMsgBuf)->assocReqPtr;
    pSirSmeReassocInd->beaconPtr = psessionEntry->beacon;
    pSirSmeReassocInd->beaconLength = psessionEntry->bcnLen;

    msgQ.type = eWNI_SME_REASSOC_IND;
    msgQ.bodyptr = pSirSmeReassocInd;
    msgQ.bodyval = 0;
    MTRACE(macTrace(pMac, TRACE_CODE_TX_SME_MSG, psessionEntry->peSessionId,
                    msgQ.type));
#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
    limDiagEventReport(pMac, WLAN_PE_DIAG_REASSOC_IND_EVENT, psessionEntry, 0, 0);
#endif //FEATURE_WLAN_DIAG_SUPPORT
    pStaDs = dphGetHashEntry(pMac, ((tpLimMlmReassocInd) pMsgBuf)->aid, &psessionEntry->dph.dphHashTable);
    if (! pStaDs)
    {
        limLog( pMac, LOGP, FL("MLM ReAssocInd: Station context no longer valid (aid %d)"),
                ((tpLimMlmReassocInd) pMsgBuf)->aid);
        vos_mem_free(pSirSmeReassocInd);
        return;
    }

    limSysProcessMmhMsgApi(pMac, &msgQ,  ePROT);
    PELOG1(limLog(pMac, LOG1,
       FL("Create CNF_WAIT_TIMER after received LIM_MLM_REASSOC_IND"));)
    /*
     ** turn on a timer to detect the loss of REASSOC CNF
     **/
    limActivateCnfTimer(pMac,
                        (tANI_U16) ((tpLimMlmReassocInd) pMsgBuf)->aid, psessionEntry);
} /*** end limProcessMlmReassocInd() ***/

/**
 * limProcessMlmAuthInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_AUTH_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmAuthInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tSirMsgQ           msgQ;
    tSirSmeAuthInd     *pSirSmeAuthInd;

    if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    pSirSmeAuthInd = vos_mem_malloc(sizeof(tSirSmeAuthInd));
    if ( NULL == pSirSmeAuthInd )
    {
        // Log error
        limLog(pMac, LOGP,
           FL("call to AllocateMemory failed for eWNI_SME_AUTH_IND"));
        return;
    }
    limCopyU16((tANI_U8 *) &pSirSmeAuthInd->messageType, eWNI_SME_AUTH_IND);
    limAuthIndSerDes(pMac, (tpLimMlmAuthInd) pMsgBuf,
                        (tANI_U8 *) &(pSirSmeAuthInd->length));
    msgQ.type = eWNI_SME_AUTH_IND;
    msgQ.bodyptr = pSirSmeAuthInd;
    msgQ.bodyval = 0;
    MTRACE(macTrace(pMac, TRACE_CODE_TX_SME_MSG, NO_SESSION, msgQ.type));
#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
    limDiagEventReport(pMac, WLAN_PE_DIAG_AUTH_IND_EVENT, NULL, 0, 0);
#endif //FEATURE_WLAN_DIAG_SUPPORT
    limSysProcessMmhMsgApi(pMac, &msgQ,  ePROT);
} /*** end limProcessMlmAuthInd() ***/


void
limFillAssocIndParams(tpAniSirGlobal pMac, tpLimMlmAssocInd pAssocInd,
                                            tSirSmeAssocInd    *pSirSmeAssocInd,
                                            tpPESession psessionEntry)
{
    pSirSmeAssocInd->length = sizeof(tSirSmeAssocInd);
    pSirSmeAssocInd->sessionId = psessionEntry->smeSessionId;

    // Required for indicating the frames to upper layer
    pSirSmeAssocInd->assocReqLength = pAssocInd->assocReqLength;
    pSirSmeAssocInd->assocReqPtr = pAssocInd->assocReqPtr;

    pSirSmeAssocInd->beaconPtr = psessionEntry->beacon;
    pSirSmeAssocInd->beaconLength = psessionEntry->bcnLen;

    // Fill in peerMacAddr
    vos_mem_copy(pSirSmeAssocInd->peerMacAddr, pAssocInd->peerMacAddr,
                 sizeof(tSirMacAddr));

    // Fill in aid
    pSirSmeAssocInd->aid = pAssocInd->aid;
    // Fill in bssId
    vos_mem_copy(pSirSmeAssocInd->bssId, psessionEntry->bssId, sizeof(tSirMacAddr));
    // Fill in authType
    pSirSmeAssocInd->authType = pAssocInd->authType;
    // Fill in ssId
    vos_mem_copy((tANI_U8*)&pSirSmeAssocInd->ssId,
                 (tANI_U8 *) &(pAssocInd->ssId), pAssocInd->ssId.length + 1);
    pSirSmeAssocInd->rsnIE.length = pAssocInd->rsnIE.length;
    vos_mem_copy((tANI_U8*) &pSirSmeAssocInd->rsnIE.rsnIEdata,
                 (tANI_U8 *) &(pAssocInd->rsnIE.rsnIEdata),
                  pAssocInd->rsnIE.length);

#ifdef FEATURE_WLAN_WAPI
    pSirSmeAssocInd->wapiIE.length = pAssocInd->wapiIE.length;
    vos_mem_copy((tANI_U8*) &pSirSmeAssocInd->wapiIE.wapiIEdata,
                 (tANI_U8 *) &(pAssocInd->wapiIE.wapiIEdata),
                  pAssocInd->wapiIE.length);
#endif

    pSirSmeAssocInd->addIE.length = pAssocInd->addIE.length;
    vos_mem_copy((tANI_U8*) &pSirSmeAssocInd->addIE.addIEdata,
                 (tANI_U8 *) &(pAssocInd->addIE.addIEdata),
                 pAssocInd->addIE.length);

    pSirSmeAssocInd->spectrumMgtIndicator = pAssocInd->spectrumMgtIndicator;
    if (pAssocInd->spectrumMgtIndicator == eSIR_TRUE)
    {
        pSirSmeAssocInd->powerCap.minTxPower = pAssocInd->powerCap.minTxPower;
        pSirSmeAssocInd->powerCap.maxTxPower = pAssocInd->powerCap.maxTxPower;
        pSirSmeAssocInd->supportedChannels.numChnl = pAssocInd->supportedChannels.numChnl;
        vos_mem_copy((tANI_U8*) &pSirSmeAssocInd->supportedChannels.channelList,
                     (tANI_U8 *) &(pAssocInd->supportedChannels.channelList),
                      pAssocInd->supportedChannels.numChnl);
    }
    vos_mem_copy(&pSirSmeAssocInd->chan_info, &pAssocInd->chan_info,
                 sizeof(tSirSmeChanInfo));
    // Fill in WmmInfo
    pSirSmeAssocInd->wmmEnabledSta = pAssocInd->WmmStaInfoPresent;
    pSirSmeAssocInd->ecsa_capable = pAssocInd->ecsa_capable;
    pSirSmeAssocInd->ampdu = pAssocInd->ampdu;
    pSirSmeAssocInd->sgi_enable = pAssocInd->sgi_enable;
    pSirSmeAssocInd->tx_stbc = pAssocInd->tx_stbc;
    pSirSmeAssocInd->rx_stbc = pAssocInd->rx_stbc;
    pSirSmeAssocInd->ch_width = pAssocInd->ch_width;
    pSirSmeAssocInd->mode = pAssocInd->mode;
    pSirSmeAssocInd->max_supp_idx = pAssocInd->max_supp_idx;
    pSirSmeAssocInd->max_ext_idx = pAssocInd->max_ext_idx;
    pSirSmeAssocInd->max_mcs_idx = pAssocInd->max_mcs_idx;
    pSirSmeAssocInd->rx_mcs_map = pAssocInd->rx_mcs_map;
    pSirSmeAssocInd->tx_mcs_map = pAssocInd->tx_mcs_map;
} /*** end limAssocIndSerDes() ***/


/**
 * limProcessMlmAssocInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_ASSOC_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmAssocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tANI_U32            len;
    tSirMsgQ            msgQ;
    tSirSmeAssocInd    *pSirSmeAssocInd;
    tpDphHashNode       pStaDs=0;
    tpPESession         psessionEntry;
    if(pMsgBuf == NULL)
    {
           PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
           return;
    }
    if((psessionEntry = peFindSessionBySessionId(pMac,((tpLimMlmAssocInd) pMsgBuf)->sessionId))== NULL)
    {
        limLog( pMac, LOGE, FL( "Session Does not exist for given sessionId" ));
        return;
    }
    /// Inform Host of STA association
    len = sizeof(tSirSmeAssocInd);
    pSirSmeAssocInd = vos_mem_malloc(len);
    if ( NULL == pSirSmeAssocInd )
    {
        // Log error
        limLog(pMac, LOGP,
               FL("call to AllocateMemory failed for eWNI_SME_ASSOC_IND"));
        return;
    }

    pSirSmeAssocInd->messageType = eWNI_SME_ASSOC_IND;
    limFillAssocIndParams(pMac, (tpLimMlmAssocInd) pMsgBuf, pSirSmeAssocInd, psessionEntry);
    msgQ.type = eWNI_SME_ASSOC_IND;
    msgQ.bodyptr = pSirSmeAssocInd;
    msgQ.bodyval = 0;
    pStaDs = dphGetHashEntry(pMac,
                             ((tpLimMlmAssocInd) pMsgBuf)->aid, &psessionEntry->dph.dphHashTable);
    if (! pStaDs)
    {   // good time to panic...
        limLog(pMac, LOGE, FL("MLM AssocInd: Station context no longer valid (aid %d)"),
               ((tpLimMlmAssocInd) pMsgBuf)->aid);
        vos_mem_free(pSirSmeAssocInd);

        return;
    }
    pSirSmeAssocInd->staId = pStaDs->staIndex;
    pSirSmeAssocInd->reassocReq = pStaDs->mlmStaContext.subType;
    pSirSmeAssocInd->timingMeasCap = pStaDs->timingMeasCap;
    MTRACE(macTrace(pMac, TRACE_CODE_TX_SME_MSG, psessionEntry->peSessionId,
                                                             msgQ.type));
#ifdef FEATURE_WLAN_DIAG_SUPPORT_LIM //FEATURE_WLAN_DIAG_SUPPORT
    limDiagEventReport(pMac, WLAN_PE_DIAG_ASSOC_IND_EVENT, psessionEntry, 0, 0);
#endif //FEATURE_WLAN_DIAG_SUPPORT
    limSysProcessMmhMsgApi(pMac, &msgQ,  ePROT);

    PELOG1(limLog(pMac, LOG1,
       FL("Create CNF_WAIT_TIMER after received LIM_MLM_ASSOC_IND"));)
    /*
     ** turn on a timer to detect the loss of ASSOC CNF
     **/
    limActivateCnfTimer(pMac, (tANI_U16) ((tpLimMlmAssocInd) pMsgBuf)->aid, psessionEntry);

// Enable this Compile flag to test the BT-AMP -AP assoc sequence
#ifdef TEST_BTAMP_AP
//tANI_U32 *pMsgBuf;
{
    tpSirSmeAssocCnf     pSmeAssoccnf;
    pSmeAssoccnf = vos_mem_malloc(sizeof(tSirSmeAssocCnf));
    if ( NULL == pSmeAssoccnf )
        PELOGE(limLog(pMac, LOGE, FL("AllocateMemory failed for pSmeAssoccnf "));)
    pSmeAssoccnf->messageType = eWNI_SME_ASSOC_CNF;
    pSmeAssoccnf->length = sizeof(tSirSmeAssocCnf);
    vos_mem_copy(pSmeAssoccnf->peerMacAddr,
                ((tpLimMlmAssocInd)pMsgBuf)->peerMacAddr, 6);
    pSmeAssoccnf->statusCode = eSIR_SME_SUCCESS;
    pSmeAssoccnf->aid = ((tpLimMlmAssocInd)pMsgBuf)->aid;
    vos_mem_copy(pSmeAssoccnf->alternateBssId,
                 pSmeAssoccnf->peerMacAddr, sizeof(tSirMacAddr));
    pSmeAssoccnf->alternateChannelId = 6;
    vos_mem_copy(pSmeAssoccnf->bssId, psessionEntry->selfMacAddr, 6);
    pMsgBuf = (tANI_U32)pSmeAssoccnf;
    __limProcessSmeAssocCnfNew(pMac, eWNI_SME_ASSOC_CNF, pMsgBuf);
    vos_mem_free(pSmeAssoccnf);
}
#endif


} /*** end limProcessMlmAssocInd() ***/


/**
 * limProcessMlmDisassocInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_DISASSOC_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmDisassocInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tLimMlmDisassocInd  *pMlmDisassocInd;
    tpPESession         psessionEntry;
    pMlmDisassocInd = (tLimMlmDisassocInd *) pMsgBuf;
    if( (psessionEntry = peFindSessionBySessionId(pMac,pMlmDisassocInd->sessionId) )== NULL)
    {
        limLog(pMac, LOGP,FL("Session Does not exist for given sessionID"));
        return;
    }
    switch (GET_LIM_SYSTEM_ROLE(psessionEntry)) {
    case eLIM_STA_IN_IBSS_ROLE:
         break;
    case eLIM_STA_ROLE:
    case eLIM_BT_AMP_STA_ROLE:
        psessionEntry->limSmeState = eLIM_SME_WT_DISASSOC_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        break;

    default: // eLIM_AP_ROLE //eLIM_BT_AMP_AP_ROLE
        PELOG1(limLog(pMac, LOG1,
                      FL("*** Peer staId=%d Disassociated ***"),
                      pMlmDisassocInd->aid);)
        break;
    } // end switch (psessionEntry->limSystemRole)
} /*** end limProcessMlmDisassocInd() ***/

/**
 * limProcessMlmDisassocCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_DISASSOC_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmDisassocCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tSirResultCodes         resultCode;
    tLimMlmDisassocCnf      *pMlmDisassocCnf;
    tpPESession             psessionEntry;
    pMlmDisassocCnf = (tLimMlmDisassocCnf *) pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pMlmDisassocCnf->sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session Does not exist for given session Id"));)
        return;
    }
    resultCode = (tSirResultCodes)
                 (pMlmDisassocCnf->disassocTrigger ==
                  eLIM_LINK_MONITORING_DISASSOC) ?
                 eSIR_SME_LOST_LINK_WITH_PEER_RESULT_CODE :
                 pMlmDisassocCnf->resultCode;
    if (LIM_IS_STA_ROLE(psessionEntry) ||
        LIM_IS_BT_AMP_STA_ROLE(psessionEntry)) {
        // Disassociate Confirm from MLM
        if ( (psessionEntry->limSmeState != eLIM_SME_WT_DISASSOC_STATE) &&
             (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE) )
        {
            /**
             * Should not have received
             * Disassocate confirm
             * from MLM in other states.
             * Log error
             */
            PELOGE(limLog(pMac, LOGE,
               FL("received unexpected MLM_DISASSOC_CNF in state %X"),psessionEntry->limSmeState);)
            return;
        }
        if (pMac->lim.gLimRspReqd)
            pMac->lim.gLimRspReqd = false;
        if (pMlmDisassocCnf->disassocTrigger ==
                                    eLIM_PROMISCUOUS_MODE_DISASSOC)
        {
            if (pMlmDisassocCnf->resultCode != eSIR_SME_SUCCESS)
                psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
            else
                psessionEntry->limSmeState = eLIM_SME_OFFLINE_STATE;
            MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
        }
        else
        {
            if (pMlmDisassocCnf->resultCode != eSIR_SME_SUCCESS)
                psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
            else
                psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
            MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));
            limSendSmeDisassocNtf(pMac, pMlmDisassocCnf->peerMacAddr,
                                  resultCode,
                                  pMlmDisassocCnf->disassocTrigger,
                                  pMlmDisassocCnf->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
        }
    } else if (LIM_IS_AP_ROLE(psessionEntry) ||
               LIM_IS_BT_AMP_AP_ROLE(psessionEntry)) {
        limSendSmeDisassocNtf(pMac, pMlmDisassocCnf->peerMacAddr,
                              resultCode,
                              pMlmDisassocCnf->disassocTrigger,
                              pMlmDisassocCnf->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
    }
} /*** end limProcessMlmDisassocCnf() ***/

/**
 * limProcessMlmDeauthInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_DEAUTH_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmDeauthInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tLimMlmDeauthInd  *pMlmDeauthInd;
    tpPESession psessionEntry;
    tANI_U8     sessionId;
    pMlmDeauthInd = (tLimMlmDeauthInd *) pMsgBuf;
    if((psessionEntry = peFindSessionByBssid(pMac,pMlmDeauthInd->peerMacAddr,&sessionId))== NULL)
    {
         PELOGE(limLog(pMac, LOGE,
                       FL("session does not exist for Addr:" MAC_ADDRESS_STR),
                          MAC_ADDR_ARRAY(pMlmDeauthInd->peerMacAddr));)
         return;
    }

    switch (GET_LIM_SYSTEM_ROLE(psessionEntry)) {
    case eLIM_STA_IN_IBSS_ROLE:
        break;
    case eLIM_STA_ROLE:
    case eLIM_BT_AMP_STA_ROLE:
        psessionEntry->limSmeState = eLIM_SME_WT_DEAUTH_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

    default: // eLIM_AP_ROLE
        PELOG1(limLog(pMac, LOG1,
               FL("*** Received Deauthentication from staId=%d ***"),
               pMlmDeauthInd->aid);)
        break;
    } // end switch (psessionEntry->limSystemRole)
} /*** end limProcessMlmDeauthInd() ***/

/**
 * limProcessMlmDeauthCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_DEAUTH_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmDeauthCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tANI_U16                aid;
    tSirResultCodes         resultCode;
    tLimMlmDeauthCnf        *pMlmDeauthCnf;
    tpPESession             psessionEntry;

    if(pMsgBuf == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
        return;
    }
    pMlmDeauthCnf = (tLimMlmDeauthCnf *) pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pMlmDeauthCnf->sessionId))==NULL)
    {
         PELOGE(limLog(pMac, LOGE,FL("session does not exist for given session Id "));)
         return;
    }

    resultCode = (tSirResultCodes)
                 (pMlmDeauthCnf->deauthTrigger ==
                  eLIM_LINK_MONITORING_DEAUTH) ?
                 eSIR_SME_LOST_LINK_WITH_PEER_RESULT_CODE :
                 pMlmDeauthCnf->resultCode;
    aid = LIM_IS_AP_ROLE(psessionEntry) ? pMlmDeauthCnf->aid : 1;
    if (LIM_IS_STA_ROLE(psessionEntry) ||
        LIM_IS_BT_AMP_STA_ROLE(psessionEntry)) {
        // Deauth Confirm from MLM
        if ((psessionEntry->limSmeState != eLIM_SME_WT_DISASSOC_STATE) &&
            (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE)) {
            /*
             * Should not have received Deauth confirm
             * from MLM in other states.
             * Log error
             */
            PELOGE(limLog(pMac, LOGE,
               FL("received unexpected MLM_DEAUTH_CNF in state %X"),
               psessionEntry->limSmeState);)
            return;
        }
        if (pMlmDeauthCnf->resultCode == eSIR_SME_SUCCESS)
        {
            psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
            PELOG1(limLog(pMac, LOG1,
                   FL("*** Deauthenticated with BSS ***"));)
        }
        else
            psessionEntry->limSmeState = psessionEntry->limPrevSmeState;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

        if (pMac->lim.gLimRspReqd)
            pMac->lim.gLimRspReqd = false;
    }
    // On STA or on BASIC AP, send SME_DEAUTH_RSP to host
    limSendSmeDeauthNtf(pMac, pMlmDeauthCnf->peerMacAddr,
                        resultCode,
                        pMlmDeauthCnf->deauthTrigger,
                        aid,psessionEntry->smeSessionId,psessionEntry->transactionId);
} /*** end limProcessMlmDeauthCnf() ***/

/**
 * limProcessMlmPurgeStaInd()
 *
 *FUNCTION:
 * This function is called to processes MLM_PURGE_STA_IND
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmPurgeStaInd(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    tSirResultCodes      resultCode;
    tpLimMlmPurgeStaInd  pMlmPurgeStaInd;
    tpPESession          psessionEntry;
    if(pMsgBuf == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
        return;
    }
    pMlmPurgeStaInd = (tpLimMlmPurgeStaInd) pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pMlmPurgeStaInd->sessionId))==NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given bssId"));)
        return;
    }
    // Purge STA indication from MLM
    resultCode = (tSirResultCodes) pMlmPurgeStaInd->reasonCode;
    switch (GET_LIM_SYSTEM_ROLE(psessionEntry))
    {
        case eLIM_STA_IN_IBSS_ROLE:
            break;
        case eLIM_STA_ROLE:
        case eLIM_BT_AMP_STA_ROLE:
        default: // eLIM_AP_ROLE
            if (LIM_IS_STA_ROLE(psessionEntry) &&
                (psessionEntry->limSmeState !=
                                       eLIM_SME_WT_DISASSOC_STATE) &&
                (psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE))
            {
                /**
                 * Should not have received
                 * Purge STA indication
                 * from MLM in other states.
                 * Log error
                 */
                PELOGE(limLog(pMac, LOGE,
                   FL("received unexpected MLM_PURGE_STA_IND in state %X"),
                   psessionEntry->limSmeState);)
                break;
            }
            PELOG1(limLog(pMac, LOG1,
               FL("*** Cleanup completed for staId=%d ***"),
               pMlmPurgeStaInd->aid);)
            if (LIM_IS_STA_ROLE(psessionEntry) ||
                LIM_IS_BT_AMP_STA_ROLE(psessionEntry)) {
                psessionEntry->limSmeState = eLIM_SME_IDLE_STATE;
                MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

            }
            if (pMlmPurgeStaInd->purgeTrigger == eLIM_PEER_ENTITY_DEAUTH)
            {
                limSendSmeDeauthNtf(pMac,
                            pMlmPurgeStaInd->peerMacAddr,
                            resultCode,
                            pMlmPurgeStaInd->purgeTrigger,
                            pMlmPurgeStaInd->aid,psessionEntry->smeSessionId,psessionEntry->transactionId);
            }
            else
                limSendSmeDisassocNtf(pMac,
                                    pMlmPurgeStaInd->peerMacAddr,
                                    resultCode,
                                    pMlmPurgeStaInd->purgeTrigger,
                                    pMlmPurgeStaInd->aid,psessionEntry->smeSessionId,psessionEntry->transactionId,psessionEntry);
    } // end switch (psessionEntry->limSystemRole)
} /*** end limProcessMlmPurgeStaInd() ***/

/**
 * limProcessMlmSetKeysCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_SETKEYS_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmSetKeysCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    // Prepare and send SME_SETCONTEXT_RSP message
    tLimMlmSetKeysCnf   *pMlmSetKeysCnf;
    tpPESession        psessionEntry;
    tANI_U16 aid;
    tpDphHashNode pStaDs;

    if(pMsgBuf == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
        return;
    }
    pMlmSetKeysCnf = (tLimMlmSetKeysCnf *) pMsgBuf;
    if ((psessionEntry = peFindSessionBySessionId(pMac, pMlmSetKeysCnf->sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId "));)
        return;
    }
    psessionEntry->isKeyInstalled = 0;
    limLog( pMac, LOG1,
        FL("Received MLM_SETKEYS_CNF with resultCode = %d"),
        pMlmSetKeysCnf->resultCode );
    /* if the status is success keys are installed in the
     * Firmware so we can set the protection bit
     */
    if (eSIR_SME_SUCCESS == pMlmSetKeysCnf->resultCode) {
        psessionEntry->isKeyInstalled = 1;
        if (LIM_IS_AP_ROLE(psessionEntry) ||
            LIM_IS_BT_AMP_AP_ROLE(psessionEntry)) {
            pStaDs = dphLookupHashEntry(pMac, pMlmSetKeysCnf->peerMacAddr, &aid,
                                     &psessionEntry->dph.dphHashTable);
            if (pStaDs != NULL)
                pStaDs->isKeyInstalled = 1;
        }
    }
    limSendSmeSetContextRsp(pMac,
                            pMlmSetKeysCnf->peerMacAddr,
                            1,
                            (tSirResultCodes) pMlmSetKeysCnf->resultCode,psessionEntry,psessionEntry->smeSessionId,
                            psessionEntry->transactionId);
} /*** end limProcessMlmSetKeysCnf() ***/
/**
 * limProcessMlmRemoveKeyCnf()
 *
 *FUNCTION:
 * This function is called to processes MLM_REMOVEKEY_CNF
 * message from MLM State machine.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param pMac       Pointer to Global MAC structure
 * @param pMsgBuf    A pointer to the MLM message buffer
 *
 * @return None
 */
void
limProcessMlmRemoveKeyCnf(tpAniSirGlobal pMac, tANI_U32 *pMsgBuf)
{
    // Prepare and send SME_REMOVECONTEXT_RSP message
    tLimMlmRemoveKeyCnf *pMlmRemoveKeyCnf;
    tpPESession          psessionEntry;

    if(pMsgBuf == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("Buffer is Pointing to NULL"));)
        return;
    }
    pMlmRemoveKeyCnf = (tLimMlmRemoveKeyCnf *) pMsgBuf;
    if((psessionEntry = peFindSessionBySessionId(pMac,pMlmRemoveKeyCnf->sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session Does not exist for given session Id"));)
        return;
    }
    limLog( pMac, LOG1,
        FL("Received MLM_REMOVEKEYS_CNF with resultCode = %d"),
        pMlmRemoveKeyCnf->resultCode );
    limSendSmeRemoveKeyRsp(pMac,
                           pMlmRemoveKeyCnf->peerMacAddr,
                            (tSirResultCodes) pMlmRemoveKeyCnf->resultCode,psessionEntry,
                            psessionEntry->smeSessionId,psessionEntry->transactionId);
} /*** end limProcessMlmRemoveKeyCnf() ***/


/**
 * limHandleSmeJoinResult()
 *
 *FUNCTION:
 * This function is called to process join/auth/assoc failures
 * upon receiving MLM_JOIN/AUTH/ASSOC_CNF with a failure code or
 * MLM_ASSOC_CNF with a success code in case of STA role and
 * MLM_JOIN_CNF with success in case of STA in IBSS role.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param  pMac         Pointer to Global MAC structure
 * @param  resultCode   Failure code to be sent
 *
 *
 * @return None
 */
void
limHandleSmeJoinResult(tpAniSirGlobal pMac, tSirResultCodes resultCode, tANI_U16 protStatusCode, tpPESession psessionEntry)
{
    tpDphHashNode pStaDs = NULL;
    tANI_U8         smesessionId;
    tANI_U16        smetransactionId;

    /* Newly Added on oct 11 th*/
    if(psessionEntry == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("psessionEntry is NULL "));)
        return;
    }
    smesessionId = psessionEntry->smeSessionId;
    smetransactionId = psessionEntry->transactionId;
    /* When associations is failed , delete the session created  and pass NULL  to  limsendsmeJoinReassocRsp() */
    if(resultCode != eSIR_SME_SUCCESS)
    {
          pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
          if (pStaDs != NULL)
          {
            pStaDs->mlmStaContext.disassocReason = eSIR_MAC_UNSPEC_FAILURE_REASON;
            pStaDs->mlmStaContext.cleanupTrigger = eLIM_JOIN_FAILURE;
            pStaDs->mlmStaContext.resultCode = resultCode;
            pStaDs->mlmStaContext.protStatusCode = protStatusCode;
            //Done: 7-27-2009. JIM_FIX_ME: at the end of limCleanupRxPath, make sure PE is sending eWNI_SME_JOIN_RSP to SME
            limCleanupRxPath(pMac, pStaDs, psessionEntry);
            /* Cleanup if add bss failed */
            if(psessionEntry->add_bss_failed) {
              dphDeleteHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId,
                                   &psessionEntry->dph.dphHashTable);
              goto error;
            }
            vos_mem_free(psessionEntry->pLimJoinReq);
            psessionEntry->pLimJoinReq = NULL;
            return;
        }
    }
error:
    vos_mem_free(psessionEntry->pLimJoinReq);
    psessionEntry->pLimJoinReq = NULL;
    //Delete teh session if JOIN failure occurred.
    if(resultCode != eSIR_SME_SUCCESS)
    {
        if(NULL != psessionEntry)
        {
           if(limSetLinkState(pMac, eSIR_LINK_DOWN_STATE,psessionEntry->bssId,
                psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)
               PELOGE(limLog(pMac, LOGE,  FL("Failed to set the DownState."));)
           if(limSetLinkState(pMac, eSIR_LINK_IDLE_STATE,psessionEntry->bssId,
                psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)
               PELOGE(limLog(pMac, LOGE,  FL("Failed to set the LinkState."));)
            peDeleteSession(pMac,psessionEntry);
            psessionEntry = NULL;
        }
    }
    limSendSmeJoinReassocRsp(pMac, eWNI_SME_JOIN_RSP, resultCode, protStatusCode,psessionEntry,
                                                smesessionId,  smetransactionId);
} /*** end limHandleSmeJoinResult() ***/

/**
 * limHandleSmeReaasocResult()
 *
 *FUNCTION:
 * This function is called to process reassoc failures
 * upon receiving REASSOC_CNF with a failure code or
 * MLM_REASSOC_CNF with a success code in case of STA role
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param  pMac         Pointer to Global MAC structure
 * @param  resultCode   Failure code to be sent
 *
 *
 * @return None
 */
static void
limHandleSmeReaasocResult(tpAniSirGlobal pMac, tSirResultCodes resultCode, tANI_U16 protStatusCode, tpPESession psessionEntry)
{
    tpDphHashNode pStaDs = NULL;
    tANI_U8         smesessionId;
    tANI_U16        smetransactionId;

    if(psessionEntry == NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("psessionEntry is NULL "));)
        return;
    }
    smesessionId = psessionEntry->smeSessionId;
    smetransactionId = psessionEntry->transactionId;
    /* When associations is failed , delete the session created  and pass NULL  to  limsendsmeJoinReassocRsp() */
    if(resultCode != eSIR_SME_SUCCESS)
    {
          pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
          if (pStaDs != NULL)
          {
            pStaDs->mlmStaContext.disassocReason = eSIR_MAC_UNSPEC_FAILURE_REASON;
            pStaDs->mlmStaContext.cleanupTrigger = eLIM_JOIN_FAILURE;
            pStaDs->mlmStaContext.resultCode = resultCode;
            pStaDs->mlmStaContext.protStatusCode = protStatusCode;
            /* Cleanup if add bss failed */
            if(psessionEntry->add_bss_failed) {
              dphDeleteHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId,
                                   &psessionEntry->dph.dphHashTable);
              goto error;
            }
            limCleanupRxPath(pMac, pStaDs, psessionEntry);
            return;
        }
    }
error:
    //Delete teh session if REASSOC failure occurred.
    if(resultCode != eSIR_SME_SUCCESS)
    {
        if(NULL != psessionEntry)
        {
            peDeleteSession(pMac,psessionEntry);
            psessionEntry = NULL;
        }
    }
    limSendSmeJoinReassocRsp(pMac, eWNI_SME_REASSOC_RSP, resultCode, protStatusCode,psessionEntry,
                                                smesessionId,  smetransactionId);
} /*** end limHandleSmeReassocResult() ***/

/**
  * limProcessMlmAddStaRsp()
 *
 *FUNCTION:
 * This function is called to process a WDA_ADD_STA_RSP from HAL.
 * Upon receipt of this message from HAL, MLME -
 * > Determines the "state" in which this message was received
 * > Forwards it to the appropriate callback
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
void limProcessMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry )
{
    //we need to process the deferred message since the initiating req. there might be nested request.
    //in the case of nested request the new request initiated from the response will take care of resetting
    //the deffered flag.
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    if (LIM_IS_BT_AMP_AP_ROLE(psessionEntry) ||
        LIM_IS_AP_ROLE(psessionEntry)) {
        limProcessBtAmpApMlmAddStaRsp(pMac, limMsgQ,psessionEntry);
        return;
    }
    limProcessStaMlmAddStaRsp(pMac, limMsgQ,psessionEntry);
}
void limProcessStaMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
{
    tLimMlmAssocCnf mlmAssocCnf;
    tpDphHashNode   pStaDs;
    tANI_U32        mesgType = LIM_MLM_ASSOC_CNF;
    tpAddStaParams  pAddStaParams = (tpAddStaParams) limMsgQ->bodyptr;
    tpPESession     pftSessionEntry = NULL;
    tANI_U8         ftSessionId;

    if(NULL == pAddStaParams )
    {
        limLog( pMac, LOGE, FL( "Encountered NULL Pointer" ));
        return;
    }

    if (psessionEntry->limSmeState == eLIM_SME_WT_REASSOC_STATE)
    {
        mesgType = LIM_MLM_REASSOC_CNF;
    }

    if (true == psessionEntry->fDeauthReceived)
    {
        PELOGE(limLog(pMac, LOGE,
               FL("Received Deauth frame in ADD_STA_RESP state"));)
        if (eHAL_STATUS_SUCCESS == pAddStaParams->status)
        {
            PELOGE(limLog(pMac, LOGE,
                FL("ADD_STA success, send update result code with"
                    "eSIR_SME_JOIN_DEAUTH_FROM_AP_DURING_ADD_STA staIdx: %d"
                    "limMlmState: %d"), pAddStaParams->staIdx,
                     psessionEntry->limMlmState);)
            if(psessionEntry->limSmeState == eLIM_SME_WT_REASSOC_STATE)
                  mesgType = LIM_MLM_REASSOC_CNF;
            /*
             * We are sending result code eSIR_SME_JOIN_DEAUTH_FROM_AP_DURING_ADD_STA
             * which will trigger proper cleanup (DEL_STA/DEL_BSS both required) in
             * either assoc cnf or reassoc cnf handler.
             */
            mlmAssocCnf.resultCode =
                (tSirResultCodes) eSIR_SME_JOIN_DEAUTH_FROM_AP_DURING_ADD_STA;
            psessionEntry->staId = pAddStaParams->staIdx;
            mlmAssocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
            goto end;
	}
    }

    if ( eHAL_STATUS_SUCCESS == pAddStaParams->status )
    {
        if ( eLIM_MLM_WT_ADD_STA_RSP_STATE != psessionEntry->limMlmState)
        {
            //TODO: any response to be sent out here ?
            limLog( pMac, LOGE,
                FL( "Received unexpected WDA_ADD_STA_RSP in state %X" ),
                psessionEntry->limMlmState);
            mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
            goto end;
        }
    if (psessionEntry->limSmeState == eLIM_SME_WT_REASSOC_STATE)
    {
#ifdef WLAN_FEATURE_VOWIFI_11R
        // Check if we have keys (PTK) to install in case of 11r
        tpftPEContext pftPECntxt = &psessionEntry->ftPEContext;
        pftSessionEntry = peFindSessionByBssid(pMac,
                                               psessionEntry->limReAssocbssId,
                                               &ftSessionId);
        if (pftSessionEntry != NULL &&
            pftPECntxt->PreAuthKeyInfo.extSetStaKeyParamValid == TRUE)
        {
            tpLimMlmSetKeysReq pMlmStaKeys = &pftPECntxt->PreAuthKeyInfo.extSetStaKeyParam;
            limSendSetStaKeyReq(pMac, pMlmStaKeys, 0, 0, pftSessionEntry, FALSE);
            pftPECntxt->PreAuthKeyInfo.extSetStaKeyParamValid = FALSE;
        }
#endif
    }
        //
        // Update the DPH Hash Entry for this STA
        // with proper state info
        //
        pStaDs = dphGetHashEntry( pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
        if (NULL != pStaDs) {
            pStaDs->mlmStaContext.mlmState = eLIM_MLM_LINK_ESTABLISHED_STATE;
            pStaDs->nss = pAddStaParams->nss;
        }
        else
            limLog( pMac, LOGW,
            FL( "Unable to get the DPH Hash Entry for AID - %d" ),
            DPH_STA_HASH_INDEX_PEER);

        psessionEntry->limMlmState = eLIM_MLM_LINK_ESTABLISHED_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
        /*
        * Storing the self StaIndex(Generated by HAL) in session context,
        * instead of storing it in DPH Hash entry for Self STA.
        * DPH entry for the self STA stores the sta index for the BSS entry
        * to which the STA is associated.
        */
        psessionEntry->staId = pAddStaParams->staIdx;
        //if the AssocRsp frame is not acknowledged, then keep alive timer will take care of the state
#ifdef WLAN_ACTIVEMODE_OFFLOAD_FEATURE
        if(!IS_ACTIVEMODE_OFFLOAD_FEATURE_ENABLE)
#endif
        {
           limReactivateHeartBeatTimer(pMac, psessionEntry);
        }
        MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_KEEPALIVE_TIMER));

        //assign the sessionId to the timer Object
        pMac->lim.limTimers.gLimKeepaliveTimer.sessionId = psessionEntry->peSessionId;
        if (tx_timer_activate(&pMac->lim.limTimers.gLimKeepaliveTimer) != TX_SUCCESS)
            limLog(pMac, LOGP, FL("Cannot activate keepalive timer."));
#ifdef WLAN_DEBUG
        pMac->lim.gLimNumLinkEsts++;
#endif
#ifdef FEATURE_WLAN_TDLS
       /* initialize TDLS peer related data */
       limInitTdlsData(pMac,psessionEntry);
#endif
        // Return Assoc confirm to SME with success
        // FIXME_GEN4 - Need the correct ASSOC RSP code to
        // be passed in here....
        //mlmAssocCnf.resultCode = (tSirResultCodes) assoc.statusCode;
        mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_SUCCESS;
    }
    else
    {
        limLog( pMac, LOGE, FL( "ADD_STA failed!"));
        if (psessionEntry->limSmeState == eLIM_SME_WT_REASSOC_STATE)
          mlmAssocCnf.resultCode = (tSirResultCodes)eSIR_SME_FT_REASSOC_FAILURE;
        else
          mlmAssocCnf.resultCode = (tSirResultCodes)eSIR_SME_REFUSED;
        mlmAssocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
    }
end:
    if( 0 != limMsgQ->bodyptr )
    {
      vos_mem_free(pAddStaParams);
      limMsgQ->bodyptr = NULL;
    }
    /* Updating PE session Id*/
    mlmAssocCnf.sessionId = psessionEntry->peSessionId;
    limPostSmeMessage( pMac, mesgType, (tANI_U32 *) &mlmAssocCnf );
    if (true == psessionEntry->fDeauthReceived)
    {
       psessionEntry->fDeauthReceived = false;
    }
    return;
}
void limProcessMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
 //we need to process the deferred message since the initiating req. there might be nested request.
  //in the case of nested request the new request initiated from the response will take care of resetting
  //the deffered flag.
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pMac->sys.gSysFrameCount[SIR_MAC_MGMT_FRAME][SIR_MAC_MGMT_DEAUTH] = 0;

    if ((LIM_IS_BT_AMP_AP_ROLE(psessionEntry) ||
        LIM_IS_BT_AMP_STA_ROLE(psessionEntry) ||
        LIM_IS_AP_ROLE(psessionEntry)) &&
        (psessionEntry->statypeForBss == STA_ENTRY_SELF)) {
        limProcessBtAmpApMlmDelBssRsp(pMac, limMsgQ,psessionEntry);
        return;
    }
    limProcessStaMlmDelBssRsp(pMac, limMsgQ,psessionEntry);

   if(!limIsInMCC(pMac))
   {
      WDA_TrafficStatsTimerActivate(FALSE);
   }

#ifdef WLAN_FEATURE_11W
    if (psessionEntry->limRmfEnabled)
    {
        if ( eSIR_SUCCESS != limSendExcludeUnencryptInd(pMac, TRUE, psessionEntry) )
        {
            limLog( pMac, LOGE,
                    FL( "Could not send down Exclude Unencrypted Indication!" ) );
        }
    }
#endif
}

void limProcessStaMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tpDeleteBssParams pDelBssParams =   (tpDeleteBssParams) limMsgQ->bodyptr;
    tpDphHashNode pStaDs =              dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
    tSirResultCodes statusCode =        eSIR_SME_SUCCESS;

    if (NULL == pDelBssParams)
    {
        limLog( pMac, LOGE, FL( "Invalid body pointer in message"));
        goto end;
    }
    if( eHAL_STATUS_SUCCESS == pDelBssParams->status )
    {
        PELOGW(limLog( pMac, LOGW,
                      FL( "STA received the DEL_BSS_RSP for BSSID: %X."),pDelBssParams->bssIdx);)
        if (limSetLinkState(pMac, eSIR_LINK_IDLE_STATE, psessionEntry->bssId,
             psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)

        {
            PELOGE(limLog( pMac, LOGE, FL( "Failure in setting link state to IDLE"));)
            statusCode = eSIR_SME_REFUSED;
            goto end;
        }
        if(pStaDs == NULL)
        {
            limLog( pMac, LOGE, FL( "DPH Entry for STA 1 missing."));
            statusCode = eSIR_SME_REFUSED;
            goto end;
        }
         if( eLIM_MLM_WT_DEL_BSS_RSP_STATE != pStaDs->mlmStaContext.mlmState)
        {
            PELOGE(limLog( pMac, LOGE, FL( "Received unexpected WDA_DEL_BSS_RSP in state %X" ),
                           pStaDs->mlmStaContext.mlmState);)
            statusCode = eSIR_SME_REFUSED;
            goto end;
        }
        PELOG1(limLog( pMac, LOG1, FL("STA AssocID %d MAC "), pStaDs->assocId );
        limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);)
    }
    else
    {
        limLog( pMac, LOGE, FL( "DEL BSS failed!" ) );
        statusCode = eSIR_SME_STOP_BSS_FAILURE;
    }
   end:
     if( 0 != limMsgQ->bodyptr )
     {
        vos_mem_free(pDelBssParams);
        limMsgQ->bodyptr = NULL;
     }
    if(pStaDs == NULL)
          return;
    if ((LIM_IS_STA_ROLE(psessionEntry) ||
         LIM_IS_BT_AMP_STA_ROLE(psessionEntry)) &&
        (psessionEntry->limSmeState != eLIM_SME_WT_DISASSOC_STATE  &&
         psessionEntry->limSmeState != eLIM_SME_WT_DEAUTH_STATE) &&
         pStaDs->mlmStaContext.cleanupTrigger != eLIM_JOIN_FAILURE) {
        /** The Case where the DelBss is invoked from
        *   context of other than normal DisAssoc / Deauth OR
        *  as part of Join Failure.
        */
        limHandleDelBssInReAssocContext(pMac, pStaDs,psessionEntry);
        return;
    }
    limPrepareAndSendDelStaCnf(pMac, pStaDs, statusCode,psessionEntry);
    return;
}

void limProcessBtAmpApMlmDelBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tSirResultCodes rc = eSIR_SME_SUCCESS;
    tSirRetStatus status;
    tpDeleteBssParams pDelBss = (tpDeleteBssParams) limMsgQ->bodyptr;
    tSirMacAddr             nullBssid = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00};

    if(psessionEntry == NULL)
    {
        limLog(pMac, LOGE,FL("Session entry passed is NULL"));
        if(pDelBss != NULL)
        {
            vos_mem_free(pDelBss);
            limMsgQ->bodyptr = NULL;
        }
        return;
    }

    if (pDelBss == NULL)
    {
        PELOGE(limLog(pMac, LOGE, FL("BSS: DEL_BSS_RSP with no body!"));)
        rc = eSIR_SME_REFUSED;
        goto end;
    }
    pMac->lim.gLimMlmState = eLIM_MLM_IDLE_STATE;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, NO_SESSION, pMac->lim.gLimMlmState));

    if( eLIM_MLM_WT_DEL_BSS_RSP_STATE != psessionEntry->limMlmState)
    {
            limLog( pMac, LOGE,
               FL( "Received unexpected WDA_DEL_BSS_RSP in state %X" ),
               psessionEntry->limMlmState);
            rc = eSIR_SME_REFUSED;
           goto end;
    }
    if (pDelBss->status != eHAL_STATUS_SUCCESS)
    {
        limLog(pMac, LOGE, FL("BSS: DEL_BSS_RSP error (%x) Bss %d "),
               pDelBss->status, pDelBss->bssIdx);
        rc = eSIR_SME_STOP_BSS_FAILURE;
        goto end;
    }
    status = limSetLinkState(pMac, eSIR_LINK_IDLE_STATE, nullBssid,
           psessionEntry->selfMacAddr, NULL, NULL);
    if (status != eSIR_SUCCESS)
    {
        rc = eSIR_SME_REFUSED;
        goto end;
    }
    /** Softmac may send all the buffered packets right after resuming the transmission hence
     * to occupy the medium during non channel occupancy period. So resume the transmission after
     * HAL gives back the response.
     */
    dphHashTableClassInit(pMac, &psessionEntry->dph.dphHashTable);
    limDeletePreAuthList(pMac);
    //Initialize number of associated stations during cleanup
    psessionEntry->gLimNumOfCurrentSTAs = 0;
    end:
    limSendSmeRsp(pMac, eWNI_SME_STOP_BSS_RSP, rc,  psessionEntry->smeSessionId,  psessionEntry->transactionId);
    peDeleteSession(pMac, psessionEntry);

    if(pDelBss != NULL)
    {
        vos_mem_free(pDelBss);
        limMsgQ->bodyptr = NULL;
    }
}

/**
 * limProcessMlmDelStaRsp() - Process WDA_DELETE_STA_RSP
 * @pMac: Global MAC context
 * @limMsgQ: LIM Message pointer
 *
 * Return: None
 */
void limProcessMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
    tpPESession         psessionEntry;
    tpDeleteStaParams   pDeleteStaParams;
    pDeleteStaParams = (tpDeleteStaParams)limMsgQ->bodyptr;

    /*
     * we need to process the message deferred since the initiating req.
     * There might be nested request. In the case of nested request,
     * the new request initiated from the response will take care of resetting
     * the deferred flag.
     */

    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);

    if(!pDeleteStaParams) {
        limLog(pMac, LOGP, FL("Invalid pDeleteStaParams message"));
        return;
    }

    psessionEntry = peFindSessionBySessionId(pMac, pDeleteStaParams->sessionId);
    if (!psessionEntry) {
        limLog(pMac, LOGP, FL("Session Does not exist or invalid body pointer in message: %d"),
                pDeleteStaParams->sessionId);
        vos_mem_free(pDeleteStaParams);
        limMsgQ->bodyptr = NULL;
        return;
    }

    if (LIM_IS_BT_AMP_AP_ROLE(psessionEntry) ||
         LIM_IS_AP_ROLE(psessionEntry)) {
        limProcessBtAmpApMlmDelStaRsp(pMac,limMsgQ,psessionEntry);
        return;
    }

    if (LIM_IS_NDI_ROLE(psessionEntry)) {
        lim_process_ndi_del_sta_rsp(pMac, limMsgQ, psessionEntry);
        return;
    }
    limProcessStaMlmDelStaRsp(pMac, limMsgQ,psessionEntry);
}

void limProcessBtAmpApMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tpDeleteStaParams pDelStaParams = (tpDeleteStaParams) limMsgQ->bodyptr;
    tpDphHashNode pStaDs;
    tSirResultCodes statusCode = eSIR_SME_SUCCESS;
    if(limMsgQ->bodyptr == NULL)
    {
      limLog(pMac, LOGE, FL("limMsgQ->bodyptr NULL"));
      return;
    }
    pStaDs = dphGetHashEntry(pMac, pDelStaParams->assocId, &psessionEntry->dph.dphHashTable);
    if(pStaDs == NULL)
    {
        limLog( pMac, LOGE,
             FL( "DPH Entry for STA %X missing."), pDelStaParams->assocId);
        statusCode = eSIR_SME_REFUSED;
        vos_mem_free(pDelStaParams);
        limMsgQ->bodyptr = NULL;

        return;
    }
    limLog( pMac, LOG1,
            FL( "Received del Sta Rsp in StaD MlmState : %d"),
                 pStaDs->mlmStaContext.mlmState);
    if( eHAL_STATUS_SUCCESS == pDelStaParams->status )
    {
        limLog( pMac, LOGW,
                   FL( "AP received the DEL_STA_RSP for assocID: %X."), pDelStaParams->assocId);

        if(( eLIM_MLM_WT_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState) &&
           ( eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState))
        {
            limLog( pMac, LOGE,
              FL( "Received unexpected WDA_DEL_STA_RSP in state %s for staId %d assocId %d " ),
               limMlmStateStr(pStaDs->mlmStaContext.mlmState), pStaDs->staIndex, pStaDs->assocId);
            statusCode = eSIR_SME_REFUSED;
            goto end;
        }

        limLog( pMac, LOG1,
            FL("Deleted STA AssocID %d staId %d MAC "),
            pStaDs->assocId, pStaDs->staIndex);
        limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);
       if(eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE == pStaDs->mlmStaContext.mlmState)
       {
            vos_mem_free(pDelStaParams);
            limMsgQ->bodyptr = NULL;
            if (limAddSta(pMac, pStaDs, false, psessionEntry) != eSIR_SUCCESS)
            {
                PELOGE(limLog(pMac, LOGE,
                       FL("could not Add STA with assocId=%d"),
                       pStaDs->assocId);)
              // delete the TS if it has already been added.
               // send the response with error status.
                if(pStaDs->qos.addtsPresent)
                {
                  tpLimTspecInfo pTspecInfo;
                  if(eSIR_SUCCESS == limTspecFindByAssocId(pMac, pStaDs->assocId,
                            &pStaDs->qos.addts.tspec, &pMac->lim.tspecInfo[0], &pTspecInfo))
                  {
                    limAdmitControlDeleteTS(pMac, pStaDs->assocId, &pStaDs->qos.addts.tspec.tsinfo,
                                                            NULL, &pTspecInfo->idx);
                  }
                }
                limRejectAssociation(pMac,
                         pStaDs->staAddr,
                         pStaDs->mlmStaContext.subType,
                         true, pStaDs->mlmStaContext.authType,
                         pStaDs->assocId, true,
                         (tSirResultCodes) eSIR_MAC_UNSPEC_FAILURE_STATUS,
                         psessionEntry);
            }
            return;
        }
    }
    else
    {
        limLog( pMac, LOGW,
             FL( "DEL STA failed!" ));
        statusCode = eSIR_SME_REFUSED;
    }
    end:
    vos_mem_free(pDelStaParams);
    limMsgQ->bodyptr = NULL;
    if(eLIM_MLM_WT_ASSOC_DEL_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState)
    {
       limPrepareAndSendDelStaCnf(pMac, pStaDs, statusCode,psessionEntry);
    }
    return;
}

void limProcessStaMlmDelStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tSirResultCodes   statusCode    = eSIR_SME_SUCCESS;
    tpDeleteStaParams pDelStaParams = (tpDeleteStaParams) limMsgQ->bodyptr;
    tpDphHashNode     pStaDs        = NULL;
    if(NULL == pDelStaParams )
    {
        limLog( pMac, LOGE, FL( "Encountered NULL Pointer" ));
        goto end;
    }

    limLog(pMac, LOG1, FL("Del STA RSP received. Status:%d AssocID:%d"),
           pDelStaParams->status, pDelStaParams->assocId);

    if (eHAL_STATUS_SUCCESS != pDelStaParams->status)
    {
        limLog(pMac, LOGE, FL("Del STA failed! Status:%d, still proceeding"
               "with Del BSS"), pDelStaParams->status);
    }

    pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER,
                    &psessionEntry->dph.dphHashTable);

    if (pStaDs == NULL)
    {
        limLog( pMac, LOGE, FL( "DPH Entry for STA %X missing."),
                pDelStaParams->assocId);
        statusCode = eSIR_SME_REFUSED;
        goto end;
    }

    if (eLIM_MLM_WT_DEL_STA_RSP_STATE != psessionEntry->limMlmState)
    {
        limLog( pMac, LOGE, FL(
                    "Received unexpected WDA_DELETE_STA_RSP in state %s"),
                limMlmStateStr(psessionEntry->limMlmState));
        statusCode = eSIR_SME_REFUSED;
        goto end;
    }

    limLog( pMac, LOG1, FL("STA AssocID %d MAC "), pStaDs->assocId );
    limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);

    //we must complete all cleanup related to delSta before calling limDelBSS.
    if (0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pDelStaParams);
        limMsgQ->bodyptr = NULL;
    }

    // Proceed to do DelBSS even if DelSta resulted in failure
    statusCode = (tSirResultCodes) limDelBss(pMac, pStaDs, 0,psessionEntry);
    return;

end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pDelStaParams);
        limMsgQ->bodyptr = NULL;
    }
    return;
}

void limProcessBtAmpApMlmAddStaRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tpAddStaParams pAddStaParams = (tpAddStaParams) limMsgQ->bodyptr;
    tpDphHashNode pStaDs = NULL;

    if (NULL == pAddStaParams)
    {
        limLog( pMac, LOGE, FL( "Invalid body pointer in message"));
        goto end;
    }

    pStaDs = dphGetHashEntry(pMac, pAddStaParams->assocId, &psessionEntry->dph.dphHashTable);
    if(pStaDs == NULL)
    {
        //TODO: any response to be sent out here ?
        limLog( pMac, LOGE, FL( "DPH Entry for STA %X missing."), pAddStaParams->assocId);
        goto end;
    }
    //
    // TODO & FIXME_GEN4
    // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
    //
    //TODO: any check for pMac->lim.gLimMlmState ?
    if( eLIM_MLM_WT_ADD_STA_RSP_STATE != pStaDs->mlmStaContext.mlmState)
    {
        //TODO: any response to be sent out here ?
        limLog( pMac, LOGE,
                FL( "Received unexpected WDA_ADD_STA_RSP in state %X" ),
                pStaDs->mlmStaContext.mlmState);
        goto end;
    }
    if(eHAL_STATUS_SUCCESS != pAddStaParams->status)
    {
        PELOGE(limLog(pMac, LOGE, FL("Error! rcvd delSta rsp from HAL with status %d"),pAddStaParams->status);)
        limRejectAssociation(pMac, pStaDs->staAddr,
                 pStaDs->mlmStaContext.subType,
                 true, pStaDs->mlmStaContext.authType,
                 pStaDs->assocId, true,
                 (tSirResultCodes) eSIR_MAC_UNSPEC_FAILURE_STATUS,
                 psessionEntry);
        goto end;
    }
    pStaDs->bssId = pAddStaParams->bssIdx;
    pStaDs->staIndex = pAddStaParams->staIdx;
    pStaDs->nss = pAddStaParams->nss;
    //if the AssocRsp frame is not acknowledged, then keep alive timer will take care of the state
    pStaDs->valid = 1;
    pStaDs->mlmStaContext.mlmState = eLIM_MLM_WT_ASSOC_CNF_STATE;
    limLog( pMac, LOG1,
            FL("AddStaRsp Success.STA AssocID %d staId %d MAC "),
            pStaDs->assocId,
            pStaDs->staIndex);
    limPrintMacAddr(pMac, pStaDs->staAddr, LOG1);

    /* For BTAMP-AP, the flow sequence shall be:
     * 1) PE sends eWNI_SME_ASSOC_IND to SME
     * 2) PE receives eWNI_SME_ASSOC_CNF from SME
     * 3) BTAMP-AP sends Re/Association Response to BTAMP-STA
     */
    limSendMlmAssocInd(pMac, pStaDs, psessionEntry);
    // fall though to reclaim the original Add STA Response message
end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pAddStaParams);
        limMsgQ->bodyptr = NULL;
    }
    return;
}

/**
 * limProcessApMlmAddBssRsp()
 *
 *FUNCTION:
 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
 * Upon receipt of this message from HAL, MLME -
 * > Validates the result of WDA_ADD_BSS_REQ
 * > Init other remaining LIM variables
 * > Init the AID pool, for that BSSID
 * > Init the Pre-AUTH list, for that BSSID
 * > Create LIM timers, specific to that BSSID
 * > Init DPH related parameters that are specific to that BSSID
 * > TODO - When do we do the actual change channel?
 *
 *LOGIC:
 * SME sends eWNI_SME_START_BSS_REQ to LIM
 * LIM sends LIM_MLM_START_REQ to MLME
 * MLME sends WDA_ADD_BSS_REQ to HAL
 * HAL responds with WDA_ADD_BSS_RSP to MLME
 * MLME responds with LIM_MLM_START_CNF to LIM
 * LIM responds with eWNI_SME_START_BSS_RSP to SME
 *
 *ASSUMPTIONS:
 * tSirMsgQ.body is allocated by MLME during limProcessMlmStartReq
 * tSirMsgQ.body will now be freed by this routine
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
static void
limProcessApMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ)
{
    tLimMlmStartCnf mlmStartCnf;
    tANI_U32 val;
    tpPESession psessionEntry;
    tANI_U8 isWepEnabled = FALSE;
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
    if(NULL == pAddBssParams )
    {
        limLog( pMac, LOGE, FL( "Encountered NULL Pointer" ));
        goto end;
    }
    //TBD: free the memory before returning, do it for all places where lookup fails.
    if((psessionEntry = peFindSessionBySessionId(pMac,pAddBssParams->sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId"));)
        if( NULL != pAddBssParams )
        {
            vos_mem_free(pAddBssParams);
            limMsgQ->bodyptr = NULL;
        }
        return;
    }
    /* Update PE session Id*/
    mlmStartCnf.sessionId = pAddBssParams->sessionId;
    if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
    {
        PELOG2(limLog(pMac, LOG2, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS"));)
        if (limSetLinkState(pMac, eSIR_LINK_AP_STATE,psessionEntry->bssId,
              psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
            goto end;
        // Set MLME state
        psessionEntry->limMlmState = eLIM_MLM_BSS_STARTED_STATE;
        psessionEntry->chainMask = pAddBssParams->chainMask;
        psessionEntry->smpsMode = pAddBssParams->smpsMode;
        MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId,  psessionEntry->limMlmState));
        if( eSIR_IBSS_MODE == pAddBssParams->bssType )
        {
            /** IBSS is 'active' when we receive
             * Beacon frames from other STAs that are part of same IBSS.
             * Mark internal state as inactive until then.
             */
            psessionEntry->limIbssActive = false;
            psessionEntry->statypeForBss = STA_ENTRY_PEER; //to know session created for self/peer
            limResetHBPktCount( psessionEntry );
            limHeartBeatDeactivateAndChangeTimer(pMac, psessionEntry);
            MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_HEART_BEAT_TIMER));
            if (limActivateHearBeatTimer(pMac, psessionEntry) != TX_SUCCESS)
                limLog(pMac, LOGP, FL("could not activate Heartbeat timer"));
        }
        psessionEntry->bssIdx     = (tANI_U8) pAddBssParams->bssIdx;

        psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;

        if ( eSIR_INFRA_AP_MODE == pAddBssParams->bssType )
            psessionEntry->limSystemRole = eLIM_AP_ROLE;
        else
            psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;
        schEdcaProfileUpdate(pMac, psessionEntry);
        limInitPreAuthList(pMac);
        /* Check the SAP security configuration.If configured to
         * WEP then max clients supported is 16
         */
        if (psessionEntry->privacy)
        {
            if ((psessionEntry->gStartBssRSNIe.present) || (psessionEntry->gStartBssWPAIe.present))
                limLog(pMac, LOG1, FL("WPA/WPA2 SAP configuration"));
            else
            {
                if (pMac->lim.gLimAssocStaLimit > MAX_SUPPORTED_PEERS_WEP)
                {
                    limLog(pMac, LOG1, FL("WEP SAP Configuration"));
                    pMac->lim.gLimAssocStaLimit = MAX_SUPPORTED_PEERS_WEP;
                    isWepEnabled = TRUE;
                }
            }
        }
        limInitPeerIdxpool(pMac,psessionEntry);

        // Start OLBC timer
        if (tx_timer_activate(&pMac->lim.limTimers.gLimUpdateOlbcCacheTimer) != TX_SUCCESS)
        {
            limLog(pMac, LOGE, FL("tx_timer_activate failed"));
        }

        /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
        if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
            limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!"));
        pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
        // Apply previously set configuration at HW
        limApplyConfiguration(pMac,psessionEntry);

        /* In limApplyConfiguration gLimAssocStaLimit is assigned from cfg.
         * So update the value to 16 in case SoftAP is configured in WEP.
         */
        if ((pMac->lim.gLimAssocStaLimit > MAX_SUPPORTED_PEERS_WEP) && (isWepEnabled))
            pMac->lim.gLimAssocStaLimit = MAX_SUPPORTED_PEERS_WEP;
        psessionEntry->staId = pAddBssParams->staContext.staIdx;
        mlmStartCnf.resultCode  = eSIR_SME_SUCCESS;
    }
    else
    {
        limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d" ),pAddBssParams->status );
        mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
    }
    limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
    end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pAddBssParams);
        limMsgQ->bodyptr = NULL;
    }
}


/**
 * limProcessIbssMlmAddBssRsp()
 *
 *FUNCTION:
 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
 * Upon receipt of this message from HAL, MLME -
 * > Validates the result of WDA_ADD_BSS_REQ
 * > Init other remaining LIM variables
 * > Init the AID pool, for that BSSID
 * > Init the Pre-AUTH list, for that BSSID
 * > Create LIM timers, specific to that BSSID
 * > Init DPH related parameters that are specific to that BSSID
 * > TODO - When do we do the actual change channel?
 *
 *LOGIC:
 * SME sends eWNI_SME_START_BSS_REQ to LIM
 * LIM sends LIM_MLM_START_REQ to MLME
 * MLME sends WDA_ADD_BSS_REQ to HAL
 * HAL responds with WDA_ADD_BSS_RSP to MLME
 * MLME responds with LIM_MLM_START_CNF to LIM
 * LIM responds with eWNI_SME_START_BSS_RSP to SME
 *
 *ASSUMPTIONS:
 * tSirMsgQ.body is allocated by MLME during limProcessMlmStartReq
 * tSirMsgQ.body will now be freed by this routine
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
static void
limProcessIbssMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
{
    tLimMlmStartCnf mlmStartCnf;
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
    tANI_U32 val;

    if (NULL == pAddBssParams)
    {
        limLog( pMac, LOGE, FL( "Invalid body pointer in message"));
        goto end;
    }
    if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
    {
        PELOG1(limLog(pMac, LOG1, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS"));)
        if (limSetLinkState(pMac, eSIR_LINK_IBSS_STATE,psessionEntry->bssId,
             psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
            goto end;
        // Set MLME state
        psessionEntry->limMlmState = eLIM_MLM_BSS_STARTED_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
        /** IBSS is 'active' when we receive
         * Beacon frames from other STAs that are part of same IBSS.
         * Mark internal state as inactive until then.
         */
        psessionEntry->limIbssActive = false;
        limResetHBPktCount( psessionEntry );
        /* Timer related functions are not modified for BT-AMP : To be Done */
        limHeartBeatDeactivateAndChangeTimer(pMac, psessionEntry);
        MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_HEART_BEAT_TIMER));
        if (limActivateHearBeatTimer(pMac, psessionEntry) != TX_SUCCESS)
            limLog(pMac, LOGP, FL("could not activate Heartbeat timer"));
        psessionEntry->bssIdx     = (tANI_U8) pAddBssParams->bssIdx;
        psessionEntry->limSystemRole = eLIM_STA_IN_IBSS_ROLE;
        psessionEntry->statypeForBss = STA_ENTRY_SELF;
        schEdcaProfileUpdate(pMac, psessionEntry);
        if (0 == psessionEntry->freePeerIdxHead)
            limInitPeerIdxpool(pMac,psessionEntry);

        /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
        if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
            limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!"));
        pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
        // Apply previously set configuration at HW
        limApplyConfiguration(pMac,psessionEntry);
        psessionEntry->staId = pAddBssParams->staContext.staIdx;
        mlmStartCnf.resultCode  = eSIR_SME_SUCCESS;
        //If ADD BSS was issued as part of IBSS coalescing, don't send the message to SME, as that is internal to LIM
        if(true == pMac->lim.gLimIbssCoalescingHappened)
        {
            limIbssAddBssRspWhenCoalescing(pMac, limMsgQ->bodyptr, psessionEntry);
            goto end;
        }
    }
    else
    {
        limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d" ),
            pAddBssParams->status );
        mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
    }
    //Send this message to SME, when ADD_BSS is initiated by SME
    //If ADD_BSS is done as part of coalescing, this won't happen.
    /* Update PE session Id*/
    mlmStartCnf.sessionId =psessionEntry->peSessionId;
    limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
    end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pAddBssParams);
        limMsgQ->bodyptr = NULL;
    }
}

#ifdef WLAN_FEATURE_FILS_SK
static void lim_update_fils_auth_mode(tpPESession session_entry,
                                      tAniAuthType *auth_mode)
{
    if (!session_entry->fils_info)
        return;

    if (session_entry->fils_info->is_fils_connection)
        *auth_mode = session_entry->fils_info->auth;
}
#else
static void lim_update_fils_auth_mode(tpPESession session_entry,
                                      tAniAuthType *auth_mode)
{}
#endif

static void
limProcessStaMlmAddBssRspPreAssoc( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ, tpPESession psessionEntry )
{
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
    tAniAuthType       cfgAuthType, authMode;
    tLimMlmAuthReq     *pMlmAuthReq;
    tpDphHashNode pStaDs = NULL;

    if (NULL == pAddBssParams)
    {
        limLog( pMac, LOGE, FL( "Invalid body pointer in message"));
        goto joinFailure;
    }
    if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
    {
            if ((pStaDs = dphAddHashEntry(pMac, pAddBssParams->staContext.staMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable)) == NULL)
            {
                // Could not add hash table entry
                PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for "));)
                limPrintMacAddr(pMac, pAddBssParams->staContext.staMac, LOGE);
                goto joinFailure;
            }
            psessionEntry->bssIdx     = (tANI_U8) pAddBssParams->bssIdx;
            //Success, handle below
            pStaDs->bssId = pAddBssParams->bssIdx;
            //STA Index(genr by HAL) for the BSS entry is stored here
            pStaDs->staIndex = pAddBssParams->staContext.staIdx;
            // Trigger Authentication with AP
            if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATION_TYPE,
                          (tANI_U32 *) &cfgAuthType) != eSIR_SUCCESS)
            {
                /**
                 * Could not get AuthType from CFG.
                 * Log error.
                 */
                limLog(pMac, LOGP,
                       FL("could not retrieve AuthType"));
            }
            if (cfgAuthType == eSIR_AUTO_SWITCH)
                authMode = eSIR_SHARED_KEY; // Try Shared Authentication first
            else
                authMode = cfgAuthType;
            lim_update_fils_auth_mode(psessionEntry, &authMode);
            // Trigger MAC based Authentication
            pMlmAuthReq = vos_mem_malloc(sizeof(tLimMlmAuthReq));
            if ( NULL == pMlmAuthReq )
            {
                // Log error
                limLog(pMac, LOGP,
                       FL("call to AllocateMemory failed for mlmAuthReq"));
                return;
            }
            sirCopyMacAddr(pMlmAuthReq->peerMacAddr,psessionEntry->bssId);

            pMlmAuthReq->authType = authMode;
            if (wlan_cfgGetInt(pMac, WNI_CFG_AUTHENTICATE_FAILURE_TIMEOUT,
                          (tANI_U32 *) &pMlmAuthReq->authFailureTimeout)
                          != eSIR_SUCCESS)
            {
                /**
                 * Could not get AuthFailureTimeout
                 * value from CFG. Log error.
                 */
                limLog(pMac, LOGP,
                   FL("could not retrieve AuthFailureTimeout value"));
            }
            psessionEntry->limMlmState = eLIM_MLM_JOINED_STATE;
            MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, eLIM_MLM_JOINED_STATE));
            pMlmAuthReq->sessionId = psessionEntry->peSessionId;
            psessionEntry->limPrevSmeState = psessionEntry->limSmeState;
            psessionEntry->limSmeState     = eLIM_SME_WT_AUTH_STATE;
            // remember staId in case of assoc timeout/failure handling
            psessionEntry->staId = pAddBssParams->staContext.staIdx;

            MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE,
                   psessionEntry->peSessionId, psessionEntry->limSmeState));
            limLog(pMac,LOG1,"SessionId:%d limPostMlmMessage LIM_MLM_AUTH_REQ with limSmeState:%d",
                   psessionEntry->peSessionId,
                   psessionEntry->limSmeState);
            limPostMlmMessage(pMac,
                              LIM_MLM_AUTH_REQ,
                              (tANI_U32 *) pMlmAuthReq);
            return;
    }

joinFailure:
    {
        psessionEntry->limSmeState = eLIM_SME_JOIN_FAILURE_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_SME_STATE, psessionEntry->peSessionId, psessionEntry->limSmeState));

        /// Send Join response to Host
        limHandleSmeJoinResult(pMac,  eSIR_SME_REFUSED, eSIR_MAC_UNSPEC_FAILURE_STATUS, psessionEntry);

    }

}

#ifdef WLAN_FEATURE_VOWIFI_11R
/*------------------------------------------------------------------------------------------
 *
 * Function to handle WDA_ADD_BSS_RSP, in FT reassoc state.
 * Function to Send ReAssociation Request.
 *
 *
 *------------------------------------------------------------------------------------------
 */
static inline void
limProcessStaMlmAddBssRspFT(tpAniSirGlobal pMac, tpSirMsgQ limMsgQ, tpPESession psessionEntry)
{
    tLimMlmReassocCnf       mlmReassocCnf; // keep sme
    tpDphHashNode pStaDs    = NULL;
    tpAddStaParams pAddStaParams = NULL;
    tANI_U32 listenInterval = WNI_CFG_LISTEN_INTERVAL_STADEF;
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
    tANI_U32 selfStaDot11Mode = 0;

#ifdef FEATURE_WLAN_ESE
    tLimMlmReassocReq *pMlmReassocReq;
    tANI_U32 val = 0;
#endif

    /* Sanity Checks */

    if (pAddBssParams == NULL)
    {
        PELOGE(limLog(pMac, LOGE, FL("Invalid parameters"));)
        goto end;
    }
    if ( eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE != psessionEntry->limMlmState )
    {
        goto end;
    }

    if ((pStaDs = dphAddHashEntry(pMac, pAddBssParams->bssId, DPH_STA_HASH_INDEX_PEER,
        &psessionEntry->dph.dphHashTable)) == NULL)
    {
        // Could not add hash table entry
        PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for "));)
        limPrintMacAddr(pMac, pAddBssParams->staContext.staMac, LOGE);
        goto end;
    }

#ifdef FEATURE_WLAN_ESE
    /*
     * In case of Ese Reassociation, change the reassoc timer
     * value.
     */
    pMlmReassocReq = (tLimMlmReassocReq *)(psessionEntry->pLimMlmReassocReq);
    if (pMlmReassocReq == NULL)
    {
        limLog(pMac, LOGE,
                   FL("Invalid pMlmReassocReq"));
        goto end;
    }
    val = pMlmReassocReq->reassocFailureTimeout;
    if (psessionEntry->isESEconnection)
    {
        val = val/LIM_MAX_REASSOC_RETRY_LIMIT;
    }
    if (tx_timer_deactivate(&pMac->lim.limTimers.gLimReassocFailureTimer) !=
            TX_SUCCESS)
    {
        limLog(pMac, LOGP,
                   FL("unable to deactivate Reassoc failure timer"));
    }
    val = SYS_MS_TO_TICKS(val);
    if (tx_timer_change(&pMac->lim.limTimers.gLimReassocFailureTimer,
                        val, 0) != TX_SUCCESS)
    {
        limLog(pMac, LOGP,
                   FL("unable to change Reassociation failure timer"));
    }
#endif

    // Prepare and send Reassociation request frame
    // start reassoc timer.
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    if (psessionEntry->bRoamSynchInProgress != VOS_TRUE)
    {
#endif
      pMac->lim.limTimers.gLimReassocFailureTimer.sessionId = psessionEntry->peSessionId;
      /// Start reassociation failure timer
      MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_REASSOC_FAIL_TIMER));
      if (tx_timer_activate(&pMac->lim.limTimers.gLimReassocFailureTimer)
                                               != TX_SUCCESS)
      {
         /// Could not start reassoc failure timer.
         // Log error
         limLog(pMac, LOGP,
          FL("could not start Reassociation failure timer"));
         // Return Reassoc confirm with
         // Resources Unavailable
         mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
         mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
         goto end;
      }
#if  defined (WLAN_FEATURE_VOWIFI_11R) || defined (FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR)
      pMac->lim.pSessionEntry = psessionEntry;
      if(NULL == pMac->lim.pSessionEntry->pLimMlmReassocRetryReq)
      {
        /* Take a copy of reassoc request for retrying */
        pMac->lim.pSessionEntry->pLimMlmReassocRetryReq = vos_mem_malloc(sizeof(tLimMlmReassocReq));
        if ( NULL == pMac->lim.pSessionEntry->pLimMlmReassocRetryReq ) goto end;
        vos_mem_set(pMac->lim.pSessionEntry->pLimMlmReassocRetryReq, sizeof(tLimMlmReassocReq), 0);
        vos_mem_copy(pMac->lim.pSessionEntry->pLimMlmReassocRetryReq,
                     psessionEntry->pLimMlmReassocReq,
                     sizeof(tLimMlmReassocReq));
      }
      pMac->lim.reAssocRetryAttempt = 0;
#endif
      limSendReassocReqWithFTIEsMgmtFrame(pMac, psessionEntry->pLimMlmReassocReq, psessionEntry);
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    } else
    {
       VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
       "LFR3:Do not activate timer and dont send the reassoc req");
    }
#endif
    psessionEntry->limPrevMlmState = psessionEntry->limMlmState;
    psessionEntry->limMlmState = eLIM_MLM_WT_FT_REASSOC_RSP_STATE;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, eLIM_MLM_WT_FT_REASSOC_RSP_STATE));
    PELOGE(limLog(pMac, LOG1,  FL("Set the mlm state to %d session=%d"),
        psessionEntry->limMlmState, psessionEntry->peSessionId);)

    psessionEntry->bssIdx     = (tANI_U8) pAddBssParams->bssIdx;

    //Success, handle below
    pStaDs->bssId = pAddBssParams->bssIdx;
    //STA Index(genr by HAL) for the BSS entry is stored here
    pStaDs->staIndex = pAddBssParams->staContext.staIdx;
    pStaDs->ucUcastSig   = pAddBssParams->staContext.ucUcastSig;
    pStaDs->ucBcastSig   = pAddBssParams->staContext.ucBcastSig;

#if defined WLAN_FEATURE_VOWIFI
    rrmCacheMgmtTxPower( pMac, pAddBssParams->txMgmtPower, psessionEntry );
#endif

    pAddStaParams = vos_mem_malloc(sizeof( tAddStaParams ));
    if ( NULL == pAddStaParams )
    {
        limLog( pMac, LOGP, FL( "Unable to allocate memory during ADD_STA" ));
        goto end;
    }
    vos_mem_set((tANI_U8 *) pAddStaParams, sizeof(tAddStaParams), 0);

    /// Add STA context at MAC HW (BMU, RHP & TFP)
    vos_mem_copy((tANI_U8 *) pAddStaParams->staMac,
                 (tANI_U8 *) psessionEntry->selfMacAddr, sizeof(tSirMacAddr));

    vos_mem_copy((tANI_U8 *) pAddStaParams->bssId,
                  psessionEntry->bssId, sizeof(tSirMacAddr));

    pAddStaParams->staType = STA_ENTRY_SELF;
    pAddStaParams->status = eHAL_STATUS_SUCCESS;
    pAddStaParams->respReqd = 1;

    /* Update  PE session ID */
    pAddStaParams->sessionId = psessionEntry->peSessionId;
    pAddStaParams->smesessionId = psessionEntry->smeSessionId;

    // This will indicate HAL to "allocate" a new STA index
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    if (psessionEntry->bRoamSynchInProgress != VOS_TRUE)
#endif
    pAddStaParams->staIdx = HAL_STA_INVALID_IDX;
    pAddStaParams->updateSta = FALSE;

    pAddStaParams->shortPreambleSupported = (tANI_U8)psessionEntry->beaconParams.fShortPreamble;
#ifdef WLAN_FEATURE_11AC
    limPopulatePeerRateSet(pMac, &pAddStaParams->supportedRates, NULL, false,psessionEntry, NULL);
#else
    limPopulatePeerRateSet(pMac, &pAddStaParams->supportedRates, NULL, false,psessionEntry);
#endif

    if( psessionEntry->htCapability)
    {
        pAddStaParams->htCapable = psessionEntry->htCapability;
#ifdef WLAN_FEATURE_11AC
        pAddStaParams->vhtCapable = psessionEntry->vhtCapability;
        pAddStaParams->vhtTxChannelWidthSet = psessionEntry->vhtTxChannelWidthSet;
#endif

        pAddStaParams->greenFieldCapable = limGetHTCapability( pMac, eHT_GREENFIELD, psessionEntry);
        if (psessionEntry->limRFBand == SIR_BAND_2_4_GHZ)
        {
            pAddStaParams->txChannelWidthSet =
                     pMac->roam.configParam.channelBondingMode24GHz;
        }
        else
        {
            pAddStaParams->txChannelWidthSet =
                     pMac->roam.configParam.channelBondingMode5GHz;
        }
        pAddStaParams->mimoPS            = limGetHTCapability( pMac, eHT_MIMO_POWER_SAVE, psessionEntry );
        pAddStaParams->rifsMode          = limGetHTCapability( pMac, eHT_RIFS_MODE, psessionEntry );
        pAddStaParams->lsigTxopProtection = limGetHTCapability( pMac, eHT_LSIG_TXOP_PROTECTION, psessionEntry );
        pAddStaParams->delBASupport      = limGetHTCapability( pMac, eHT_DELAYED_BA, psessionEntry );
        pAddStaParams->maxAmpduDensity   = limGetHTCapability( pMac, eHT_MPDU_DENSITY, psessionEntry );
        pAddStaParams->maxAmpduSize   = limGetHTCapability(pMac, eHT_MAX_RX_AMPDU_FACTOR, psessionEntry);
        pAddStaParams->maxAmsduSize      = limGetHTCapability( pMac, eHT_MAX_AMSDU_LENGTH, psessionEntry );
        pAddStaParams->max_amsdu_num     = limGetHTCapability(pMac,
                                                        eHT_MAX_AMSDU_NUM,
                                                        psessionEntry);
        pAddStaParams->fDsssCckMode40Mhz = limGetHTCapability( pMac, eHT_DSSS_CCK_MODE_40MHZ, psessionEntry);
        pAddStaParams->fShortGI20Mhz     = limGetHTCapability( pMac, eHT_SHORT_GI_20MHZ, psessionEntry);
        pAddStaParams->fShortGI40Mhz     = limGetHTCapability( pMac, eHT_SHORT_GI_40MHZ, psessionEntry);
    }

    if (wlan_cfgGetInt(pMac, WNI_CFG_LISTEN_INTERVAL, &listenInterval) != eSIR_SUCCESS)
        limLog(pMac, LOGP, FL("Couldn't get LISTEN_INTERVAL"));
    pAddStaParams->listenInterval = (tANI_U16)listenInterval;

    wlan_cfgGetInt(pMac, WNI_CFG_DOT11_MODE, &selfStaDot11Mode);
    pAddStaParams->supportedRates.opRateMode = limGetStaRateMode((tANI_U8)selfStaDot11Mode);
    pAddStaParams->encryptType = psessionEntry->encryptType;
    pAddStaParams->maxTxPower = psessionEntry->maxTxPower;

    // Lets save this for when we receive the Reassoc Rsp
    psessionEntry->ftPEContext.pAddStaReq = pAddStaParams;

    if (pAddBssParams != NULL)
    {
        vos_mem_free(pAddBssParams);
        pAddBssParams = NULL;
        limMsgQ->bodyptr = NULL;
    }
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    if (psessionEntry->bRoamSynchInProgress)
    {
       VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
                "LFR3:Prepare and save pAddStaReq in pMac for post-assoc-rsp");
       limProcessAssocRspFrame(pMac, pMac->roam.pReassocResp, LIM_REASSOC,
                               psessionEntry);
    }
#endif
    return;

end:
    // Free up buffer allocated for reassocReq
    if (psessionEntry != NULL)
    if (psessionEntry->pLimMlmReassocReq != NULL)
    {
        vos_mem_free(psessionEntry->pLimMlmReassocReq);
        psessionEntry->pLimMlmReassocReq = NULL;
    }

    if (pAddBssParams != NULL)
    {
        vos_mem_free(pAddBssParams);
        pAddBssParams = NULL;
        limMsgQ->bodyptr = NULL;
    }

    mlmReassocCnf.resultCode = eSIR_SME_FT_REASSOC_FAILURE;
    mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
    /* Update PE session Id*/
    if (psessionEntry != NULL)
        mlmReassocCnf.sessionId = psessionEntry->peSessionId;
    else
        mlmReassocCnf.sessionId = 0;

    limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
}
#endif /* WLAN_FEATURE_VOWIFI_11R */
/**
 * limProcessStaMlmAddBssRsp()
 *
 *FUNCTION:
 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
 * Upon receipt of this message from HAL, MLME -
 * > Validates the result of WDA_ADD_BSS_REQ
 * > Now, send an ADD_STA to HAL and ADD the "local" STA itself
 *
 *LOGIC:
 * MLME had sent WDA_ADD_BSS_REQ to HAL
 * HAL responded with WDA_ADD_BSS_RSP to MLME
 * MLME now sends WDA_ADD_STA_REQ to HAL
 *
 *ASSUMPTIONS:
 * tSirMsgQ.body is allocated by MLME during limProcessMlmJoinReq
 * tSirMsgQ.body will now be freed by this routine
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
static void
limProcessStaMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ,tpPESession psessionEntry)
{
    tANI_U32 params[4][WNI_CFG_EDCA_ANI_ACBK_LOCAL_LEN];
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;
    tLimMlmAssocCnf mlmAssocCnf;
    tANI_U32 mesgType       = LIM_MLM_ASSOC_CNF;
    tANI_U32 subType        = LIM_ASSOC;
    tpDphHashNode pStaDs    = NULL;
    tANI_U16 staIdx = HAL_STA_INVALID_IDX;
    tANI_U8 updateSta = false;
    mlmAssocCnf.resultCode  = eSIR_SME_SUCCESS;

    if(eLIM_MLM_WT_ADD_BSS_RSP_PREASSOC_STATE == psessionEntry->limMlmState)
    {
        limLog(pMac,LOG1,"SessionId:%d limProcessStaMlmAddBssRspPreAssoc",
               psessionEntry->peSessionId);
        limProcessStaMlmAddBssRspPreAssoc(pMac, limMsgQ, psessionEntry);
        goto end;
    }
    if (eLIM_MLM_WT_ADD_BSS_RSP_REASSOC_STATE == psessionEntry->limMlmState
#if defined(WLAN_FEATURE_VOWIFI_11R) || defined(FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR)
     || (eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE == psessionEntry->limMlmState)
#endif
    )
    {
        mesgType = LIM_MLM_REASSOC_CNF;
        subType = LIM_REASSOC;
     //If Reassoc is happening for the same BSS, then use the existing StaId and indicate to HAL
     //to update the existing STA entry.
     //If Reassoc is happening for the new BSS, then old BSS and STA entry would have been already deleted
     //before PE tries to add BSS for the new BSS, so set the updateSta to false and pass INVALID STA Index.
    if (sirCompareMacAddr( psessionEntry->bssId, psessionEntry->limReAssocbssId))
        {
            staIdx = psessionEntry->staId;
            updateSta  = true;
        }
    }

    if(pAddBssParams == 0)
        goto end;
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
    if (psessionEntry->bRoamSynchInProgress)
        VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
                     "LFR3:limProcessStaMlmAddBssRsp");
#endif

    if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
    {
#if defined(WLAN_FEATURE_VOWIFI_11R) || defined(FEATURE_WLAN_ESE) || defined(FEATURE_WLAN_LFR)
        if( eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE == psessionEntry->limMlmState )
        {
#ifdef WLAN_FEATURE_VOWIFI_11R_DEBUG
            PELOGE(limLog(pMac, LOG1, FL("Mlm=%d %d"),
                psessionEntry->limMlmState,
                eLIM_MLM_WT_ADD_BSS_RSP_REASSOC_STATE);)
#endif
            limProcessStaMlmAddBssRspFT( pMac, limMsgQ, psessionEntry);
            goto end;
        }
#endif /* WLAN_FEATURE_VOWIFI_11R */

         // Set MLME state
        psessionEntry->limMlmState = eLIM_MLM_WT_ADD_STA_RSP_STATE;
        MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
        psessionEntry->statypeForBss = STA_ENTRY_PEER; //to know the session  started for self or for  peer oct6th
        // Now, send WDA_ADD_STA_REQ
        limLog( pMac, LOGW, FL( "SessionId:%d On STA: ADD_BSS was successful"),
                               psessionEntry->peSessionId);
        pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
        if (pStaDs == NULL)
        {
            PELOGE(limLog(pMac, LOGE, FL("SessionId:%d could not Add Self Entry for the station"),
                   psessionEntry->peSessionId);)
            mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
        }
        else
        {
            psessionEntry->bssIdx     = (tANI_U8) pAddBssParams->bssIdx;
            //Success, handle below
            pStaDs->bssId = pAddBssParams->bssIdx;
            //STA Index(genr by HAL) for the BSS entry is stored here
            pStaDs->staIndex = pAddBssParams->staContext.staIdx;
            pStaDs->ucUcastSig   = pAddBssParams->staContext.ucUcastSig;
            pStaDs->ucBcastSig   = pAddBssParams->staContext.ucBcastSig;

            //for ETSI, STA should follow AP' country code and judge the country of EU, while we have no valid AP, so need ignore country for ETSI test.
            //if(pMac->roam.configParam.gStaLocalEDCAEnable && vos_is_etsi_europe_country(pMac->scan.countryCodeCurrent))
            if(pMac->roam.configParam.gStaLocalEDCAEnable)
            {

                if (schGetParams(pMac, params, true /*local*/) != eSIR_SUCCESS)
                    {
                        PELOGE(limLog(pMac, LOGE, FL("schGetParams(local) failed"));)
                    }
                    else
                        setSchEdcaParams(pMac, params, psessionEntry);
            }

            // Downgrade the EDCA parameters if needed
            limSetActiveEdcaParams(pMac, psessionEntry->gLimEdcaParams, psessionEntry);
            limSendEdcaParams(pMac, psessionEntry->gLimEdcaParamsActive,
                              pStaDs->bssId);
#if defined WLAN_FEATURE_VOWIFI
            rrmCacheMgmtTxPower( pMac, pAddBssParams->txMgmtPower, psessionEntry );
#endif

            if (subType == LIM_REASSOC)
                limDeactivateAndChangeTimer(pMac, eLIM_KEEPALIVE_TIMER);
            if (limAddStaSelf(pMac,staIdx, updateSta, psessionEntry) != eSIR_SUCCESS)
            {
                // Add STA context at HW
                PELOGE(limLog(pMac, LOGE, FL("SessionId:%d could not Add Self Entry for the station"),
                       psessionEntry->peSessionId);)
                mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
            }
        }
    } else {
        limLog(pMac, LOGP, FL("SessionId:%d ADD_BSS failed!"),
               psessionEntry->peSessionId);
        mlmAssocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
        /* Return Assoc confirm to SME with failure */
        // Return Assoc confirm to SME with failure
        if(eLIM_MLM_WT_ADD_BSS_RSP_FT_REASSOC_STATE == psessionEntry->limMlmState)
            mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_FT_REASSOC_FAILURE;
        else
            mlmAssocCnf.resultCode = (tSirResultCodes) eSIR_SME_REFUSED;
        psessionEntry->add_bss_failed = true;
    }

    if(mlmAssocCnf.resultCode != eSIR_SME_SUCCESS)
    {
        psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
        //Set the RXP mode to IDLE, so it starts filtering the frames.
        if(limSetLinkState(pMac, eSIR_LINK_IDLE_STATE,psessionEntry->bssId,
            psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS)
            limLog(pMac, LOGE,  FL("Failed to set the LinkState"));
        /* Update PE session Id*/
        mlmAssocCnf.sessionId = psessionEntry->peSessionId;
        limPostSmeMessage( pMac, mesgType, (tANI_U32 *) &mlmAssocCnf );
    }
    end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pAddBssParams);
        limMsgQ->bodyptr = NULL;
    }
}


/**
 * limProcessMlmAddBssRsp()
 *
 *FUNCTION:
 * This function is called to process a WDA_ADD_BSS_RSP from HAL.
 * Upon receipt of this message from HAL, MLME -
 * > Determines the "state" in which this message was received
 * > Forwards it to the appropriate callback
 *
 *LOGIC:
 * WDA_ADD_BSS_RSP can be received by MLME while the LIM is
 * in the following two states:
 * 1) As AP, LIM state = eLIM_SME_WT_START_BSS_STATE
 * 2) As STA, LIM state = eLIM_SME_WT_JOIN_STATE
 * Based on these two states, this API will determine where to
 * route the message to
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
void limProcessMlmAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
    tLimMlmStartCnf     mlmStartCnf;
    tpPESession         psessionEntry;
    tpAddBssParams      pAddBssParams = (tpAddBssParams) (limMsgQ->bodyptr);

    if(NULL == pAddBssParams )
    {
        limLog( pMac, LOGE, FL( "Encountered NULL Pointer" ));
        return;
    }
    //
    // TODO & FIXME_GEN4
    // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
    //
    //we need to process the deferred message since the initiating req. there might be nested request.
    //in the case of nested request the new request initiated from the response will take care of resetting
    //the deffered flag.
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    // Validate SME/LIM state
    // Validate MLME state
    if((psessionEntry = peFindSessionBySessionId(pMac,pAddBssParams->sessionId))== NULL)
    {
        limLog( pMac, LOGE, FL( "SessionId:%d Session Does not exist" ),
                pAddBssParams->sessionId);
            if( NULL != pAddBssParams )
            {
                vos_mem_free(pAddBssParams);
                limMsgQ->bodyptr = NULL;
            }           
        return;
    }
    /* update PE session Id*/
    mlmStartCnf.sessionId = psessionEntry->peSessionId;
    if( eSIR_IBSS_MODE == psessionEntry->bssType )
        limProcessIbssMlmAddBssRsp( pMac, limMsgQ, psessionEntry );
    else if (eSIR_NDI_MODE == psessionEntry->bssType)
        lim_process_ndi_mlm_add_bss_rsp(pMac, limMsgQ, psessionEntry);
    else
    {
        if( eLIM_SME_WT_START_BSS_STATE == psessionEntry->limSmeState )
        {
            if( eLIM_MLM_WT_ADD_BSS_RSP_STATE != psessionEntry->limMlmState )
            {
                // Mesg received from HAL in Invalid state!
                limLog( pMac, LOGE,FL( "SessionId:%d Received unexpected WDA_ADD_BSS_RSP in state %X" ),
                        psessionEntry->peSessionId,psessionEntry->limMlmState);
                mlmStartCnf.resultCode = eSIR_SME_BSS_ALREADY_STARTED_OR_JOINED;
                if( 0 != limMsgQ->bodyptr )
                {
                    vos_mem_free(pAddBssParams);
                    limMsgQ->bodyptr = NULL;
                }
                limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
            }
            else if ((psessionEntry->bssType == eSIR_BTAMP_AP_MODE)||(psessionEntry->bssType == eSIR_BTAMP_STA_MODE))
            {
                limProcessBtampAddBssRsp(pMac,limMsgQ,psessionEntry);
            }
            else
                limProcessApMlmAddBssRsp( pMac,limMsgQ);
        }
        else
            /* Called while processing assoc response */
            limProcessStaMlmAddBssRsp( pMac, limMsgQ,psessionEntry);
    }

    if(limIsInMCC(pMac))
    {
       WDA_TrafficStatsTimerActivate(TRUE);
    }

#ifdef WLAN_FEATURE_11W
    if (psessionEntry->limRmfEnabled)
    {
        if ( eSIR_SUCCESS != limSendExcludeUnencryptInd(pMac, FALSE, psessionEntry) )
        {
            limLog( pMac, LOGE,
                    FL( "Could not send down Exclude Unencrypted Indication!" ) );
        }
    }
#endif
}
/**
 * limProcessMlmSetKeyRsp()
 *
 *FUNCTION:
 * This function is called to process the following two
 * messages from HAL:
 * 1) WDA_SET_BSSKEY_RSP
 * 2) WDA_SET_STAKEY_RSP
 * 3) WDA_SET_STA_BCASTKEY_RSP
 * Upon receipt of this message from HAL,
 * MLME -
 * > Determines the "state" in which this message was received
 * > Forwards it to the appropriate callback
 *
 *LOGIC:
 * WDA_SET_BSSKEY_RSP/WDA_SET_STAKEY_RSP can be
 * received by MLME while in the following state:
 * MLME state = eLIM_MLM_WT_SET_BSS_KEY_STATE --OR--
 * MLME state = eLIM_MLM_WT_SET_STA_KEY_STATE --OR--
 * MLME state = eLIM_MLM_WT_SET_STA_BCASTKEY_STATE
 * Based on this state, this API will determine where to
 * route the message to
 *
 *ASSUMPTIONS:
 * ONLY the MLME state is being taken into account for now.
 * This is because, it appears that the handling of the
 * SETKEYS REQ is handled symmetrically on both the AP & STA
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
void limProcessMlmSetStaKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
    tANI_U8           respReqd = 1;
    tLimMlmSetKeysCnf mlmSetKeysCnf;
    tANI_U8  sessionId = 0;
    tpPESession  psessionEntry;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    vos_mem_set((void *)&mlmSetKeysCnf, sizeof( tLimMlmSetKeysCnf ), 0);
   //BTAMP
    if( NULL == limMsgQ->bodyptr )
    {
        PELOGE(limLog(pMac, LOGE,FL("limMsgQ bodyptr is NULL"));)
        return;
    }
    sessionId = ((tpSetStaKeyParams) limMsgQ->bodyptr)->sessionId;
    if((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId"));)
        vos_mem_free(limMsgQ->bodyptr);
        limMsgQ->bodyptr = NULL;
        return;
    }
    if( eLIM_MLM_WT_SET_STA_KEY_STATE != psessionEntry->limMlmState )
    {
        // Mesg received from HAL in Invalid state!
        limLog( pMac, LOGE, FL( "Received unexpected [Mesg Id - %d] in state %X" ), limMsgQ->type, psessionEntry->limMlmState );
        // There's not much that MLME can do at this stage...
        respReqd = 0;
    }
    else
      mlmSetKeysCnf.resultCode = (tANI_U16) (((tpSetStaKeyParams) limMsgQ->bodyptr)->status);

    vos_mem_free(limMsgQ->bodyptr);
    limMsgQ->bodyptr = NULL;
    // Restore MLME state
    psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
    if( respReqd )
    {
        tpLimMlmSetKeysReq lpLimMlmSetKeysReq = (tpLimMlmSetKeysReq) pMac->lim.gpLimMlmSetKeysReq;
        // Prepare and Send LIM_MLM_SETKEYS_CNF
        if( NULL != lpLimMlmSetKeysReq )
        {
            vos_mem_copy((tANI_U8 *) &mlmSetKeysCnf.peerMacAddr,
                         (tANI_U8 *) lpLimMlmSetKeysReq->peerMacAddr,
                          sizeof(tSirMacAddr));
            // Free the buffer cached for the global pMac->lim.gpLimMlmSetKeysReq
            vos_mem_free(pMac->lim.gpLimMlmSetKeysReq);
            pMac->lim.gpLimMlmSetKeysReq = NULL;
        }
        mlmSetKeysCnf.sessionId = sessionId;
        limPostSmeMessage(pMac, LIM_MLM_SETKEYS_CNF, (tANI_U32 *) &mlmSetKeysCnf);
    }
}
void limProcessMlmSetBssKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
    tLimMlmSetKeysCnf mlmSetKeysCnf;
    tANI_U16          resultCode;
    tANI_U8           sessionId = 0;
    tpPESession  psessionEntry;
    tpLimMlmSetKeysReq lpLimMlmSetKeysReq;

    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    vos_mem_set((void *)&mlmSetKeysCnf, sizeof( tLimMlmSetKeysCnf ), 0);
    if (NULL == limMsgQ->bodyptr) {
        PELOGE(limLog(pMac, LOGE, FL("limMsgQ bodyptr is null"));)
        return;
    }
    sessionId = ((tpSetBssKeyParams) limMsgQ->bodyptr)->sessionId;
    if ((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL) {
        PELOGE(limLog(pMac, LOGE,
                      FL("session does not exist for given sessionId [%d]"),
                      sessionId);)
        vos_mem_free(limMsgQ->bodyptr);
        limMsgQ->bodyptr = NULL;
        return;
    }
    if (eLIM_MLM_WT_SET_BSS_KEY_STATE == psessionEntry->limMlmState)
        resultCode = (tANI_U16) (((tpSetBssKeyParams)limMsgQ->bodyptr)->status);
    else
        /*BCAST key also uses tpSetStaKeyParams. Done this way for readabilty */
        resultCode = (tANI_U16) (((tpSetStaKeyParams)limMsgQ->bodyptr)->status);

    if (eLIM_MLM_WT_SET_BSS_KEY_STATE != psessionEntry->limMlmState &&
        eLIM_MLM_WT_SET_STA_BCASTKEY_STATE != psessionEntry->limMlmState) {
        /* Mesg received from lower layer is in Invalid state */
        limLog(pMac, LOGE,
               FL("Received unexpected [Mesg Id - %d] in state %X"),
               limMsgQ->type, psessionEntry->limMlmState );
        mlmSetKeysCnf.resultCode = eSIR_SME_INVALID_STATE;
    }
    else
      mlmSetKeysCnf.resultCode = resultCode;

    vos_mem_free(limMsgQ->bodyptr);
    limMsgQ->bodyptr = NULL;
    /* Restore MLME state */
    psessionEntry->limMlmState = psessionEntry->limPrevMlmState;

    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE,
                    psessionEntry->peSessionId, psessionEntry->limMlmState));
    lpLimMlmSetKeysReq = (tpLimMlmSetKeysReq) pMac->lim.gpLimMlmSetKeysReq;
    mlmSetKeysCnf.sessionId = sessionId;

    /* Prepare and Send LIM_MLM_SETKEYS_CNF */
    if (NULL != lpLimMlmSetKeysReq) {
        vos_mem_copy((tANI_U8 *) &mlmSetKeysCnf.peerMacAddr,
                     (tANI_U8 *) lpLimMlmSetKeysReq->peerMacAddr,
                     sizeof(tSirMacAddr));
        /* Free the buffer cached for the global pMac->lim.gpLimMlmSetKeysReq */
        vos_mem_free(pMac->lim.gpLimMlmSetKeysReq);
        pMac->lim.gpLimMlmSetKeysReq = NULL;
    }
    limPostSmeMessage(pMac, LIM_MLM_SETKEYS_CNF, (tANI_U32 *) &mlmSetKeysCnf);
}
/**
 * limProcessMlmRemoveKeyRsp()
 *
 *FUNCTION:
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 *
 *NOTE:
 *
 * @param  pMac      Pointer to Global MAC structure
 * @param  tSirMsgQ  The MsgQ header, which contains the response buffer
 *
 * @return None
 */
void limProcessMlmRemoveKeyRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ )
{
    tANI_U8 respReqd = 1;
    tLimMlmRemoveKeyCnf mlmRemoveCnf;
    tANI_U16             resultCode;
    tANI_U8              sessionId = 0;
    tpPESession  psessionEntry;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    vos_mem_set((void *) &mlmRemoveCnf, sizeof( tLimMlmRemoveKeyCnf ), 0);

    if( NULL == limMsgQ->bodyptr )
    {
        PELOGE(limLog(pMac, LOGE,FL("limMsgQ bodyptr is NULL"));)
        return;
    }

    if (limMsgQ->type == WDA_REMOVE_STAKEY_RSP)
        sessionId = ((tpRemoveStaKeyParams) limMsgQ->bodyptr)->sessionId;
    else if (limMsgQ->type == WDA_REMOVE_BSSKEY_RSP)
        sessionId = ((tpRemoveBssKeyParams) limMsgQ->bodyptr)->sessionId;

    if((psessionEntry = peFindSessionBySessionId(pMac, sessionId))== NULL)
    {
        PELOGE(limLog(pMac, LOGE,FL("session does not exist for given sessionId"));)
        return;
    }

    if( eLIM_MLM_WT_REMOVE_BSS_KEY_STATE == psessionEntry->limMlmState )
      resultCode = (tANI_U16) (((tpRemoveBssKeyParams) limMsgQ->bodyptr)->status);
    else
      resultCode = (tANI_U16) (((tpRemoveStaKeyParams) limMsgQ->bodyptr)->status);

    // Validate MLME state
    if( eLIM_MLM_WT_REMOVE_BSS_KEY_STATE != psessionEntry->limMlmState &&
        eLIM_MLM_WT_REMOVE_STA_KEY_STATE != psessionEntry->limMlmState )
    {
        // Mesg received from HAL in Invalid state!
        limLog(pMac, LOGW,
            FL("Received unexpected [Mesg Id - %d] in state %X"),
          limMsgQ->type,
          psessionEntry->limMlmState );
          respReqd = 0;
    }
    else
        mlmRemoveCnf.resultCode = resultCode;

    //
    // TODO & FIXME_GEN4
    // Need to inspect tSirMsgQ.reserved for a valid Dialog token!
    //

    vos_mem_free(limMsgQ->bodyptr);
    limMsgQ->bodyptr = NULL;

    // Restore MLME state
    psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));

    if( respReqd )
    {
        tpLimMlmRemoveKeyReq lpLimMlmRemoveKeyReq = (tpLimMlmRemoveKeyReq) pMac->lim.gpLimMlmRemoveKeyReq;
        mlmRemoveCnf.sessionId = sessionId;

    // Prepare and Send LIM_MLM_REMOVEKEY_CNF
        if( NULL != lpLimMlmRemoveKeyReq )
    {
            vos_mem_copy((tANI_U8 *) &mlmRemoveCnf.peerMacAddr,
                         (tANI_U8 *) lpLimMlmRemoveKeyReq->peerMacAddr,
                         sizeof( tSirMacAddr ));
        // Free the buffer cached for the global pMac->lim.gpLimMlmRemoveKeyReq
        vos_mem_free(pMac->lim.gpLimMlmRemoveKeyReq);
        pMac->lim.gpLimMlmRemoveKeyReq = NULL;
    }
        limPostSmeMessage( pMac, LIM_MLM_REMOVEKEY_CNF, (tANI_U32 *) &mlmRemoveCnf );
    }
}


/** ---------------------------------------------------------------------
\fn      limProcessInitScanRsp
\brief   This function is called when LIM receives WDA_INIT_SCAN_RSP
\        message from HAL.  If status code is failure, then
\        update the gLimNumOfConsecutiveBkgndScanFailure count.
\param   tpAniSirGlobal  pMac
\param   tANI_U32        body
\return  none
\ ----------------------------------------------------------------------- */
void limProcessInitScanRsp(tpAniSirGlobal pMac,  void *body)
{
    tpInitScanParams    pInitScanParam;
    eHalStatus          status;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pInitScanParam = (tpInitScanParams) body;
    status = pInitScanParam->status;
    vos_mem_free(body);

    //Only abort scan if the we are scanning.
    if( pMac->lim.abortScan &&
       (eLIM_HAL_INIT_SCAN_WAIT_STATE == pMac->lim.gLimHalScanState) )
    {
        limLog( pMac, LOGW, FL(" abort scan") );
        pMac->lim.abortScan = 0;
        limDeactivateAndChangeTimer(pMac, eLIM_MIN_CHANNEL_TIMER);
        limDeactivateAndChangeTimer(pMac, eLIM_MAX_CHANNEL_TIMER);
        //Set the resume channel to Any valid channel (invalid).
        //This will instruct HAL to set it to any previous valid channel.
        peSetResumeChannel(pMac, 0, 0);
        if (status != eHAL_STATUS_SUCCESS)
        {
           PELOGW(limLog(pMac, LOGW, FL("InitScnRsp failed status=%d"),status);)
           pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
           pMac->lim.gLimNumOfConsecutiveBkgndScanFailure += 1;
           limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
           return;
        }
        else
        {
           limSendHalFinishScanReq(pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE);
        }

    }
    switch(pMac->lim.gLimHalScanState)
    {
        case eLIM_HAL_INIT_SCAN_WAIT_STATE:
            if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
            {
               PELOGW(limLog(pMac, LOGW, FL("InitScanRsp with failed status= %d"), status);)
               pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
               pMac->lim.gLimNumOfConsecutiveBkgndScanFailure += 1;
               /*
                * On Windows eSIR_SME_HAL_SCAN_INIT_FAILED message to CSR may trigger
                * another Scan request in the same context (happens when 11d is enabled
                * and first scan request with 11d channels fails for whatever reason, then CSR issues next init
                * scan in the same context but with bigger channel list), so the state needs to be
                * changed before this response message is sent.
                */
               limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
                return;
            }
            else if (status == eHAL_STATUS_SUCCESS)
            {
                /* since we have successfully triggered a background scan,
                 * reset the "consecutive bkgnd scan failure" count to 0
                 */
                pMac->lim.gLimNumOfConsecutiveBkgndScanFailure = 0;
                pMac->lim.gLimNumOfBackgroundScanSuccess += 1;
                pMac->lim.probeCounter = 0;
            }
            limContinueChannelScan(pMac);
            break;
//WLAN_SUSPEND_LINK Related
        case eLIM_HAL_SUSPEND_LINK_WAIT_STATE:
            if( pMac->lim.gpLimSuspendCallback )
            {
               if( eHAL_STATUS_SUCCESS == status )
               {
                  pMac->lim.gLimHalScanState = eLIM_HAL_SUSPEND_LINK_STATE;
               }
               else
               {
                  pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
                  pMac->lim.gLimSystemInScanLearnMode = 0;
               }

               pMac->lim.gpLimSuspendCallback( pMac, status, pMac->lim.gpLimSuspendData );
               pMac->lim.gpLimSuspendCallback = NULL;
               pMac->lim.gpLimSuspendData = NULL;
            }
            else
            {
               limLog( pMac, LOGP, "No suspend link callback set but station is in suspend state");
               return;
            }
            break;
//end WLAN_SUSPEND_LINK Related
        default:
            limLog(pMac, LOGW, FL("limProcessInitScanRsp: Rcvd InitScanRsp not in WAIT State, state %d"),
                   pMac->lim.gLimHalScanState);
            break;
    }
    return;
}
/**
 * limProcessSwitchChannelReAssocReq()
 *
 *FUNCTION:
 * This function is called to send the reassoc req mgmt frame after the
 * switchChannelRsp message is received from HAL.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * NA
 *
 *NOTE:
 * NA
 *
 * @param  pMac          - Pointer to Global MAC structure.
 * @param  psessionEntry - session related information.
 * @param  status        - channel switch success/failure.
 *
 * @return None
 */
static void limProcessSwitchChannelReAssocReq(tpAniSirGlobal pMac, tpPESession psessionEntry, eHalStatus status)
{
    tLimMlmReassocCnf       mlmReassocCnf;
    tLimMlmReassocReq       *pMlmReassocReq;

#ifdef FEATURE_WLAN_ESE
    tANI_U32                val = 0;
#endif

    pMlmReassocReq = (tLimMlmReassocReq *)(psessionEntry->pLimMlmReassocReq);
    if(pMlmReassocReq == NULL)
    {
        limLog(pMac, LOGP, FL("pLimMlmReassocReq does not exist for given switchChanSession"));
        mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
        goto end;
    }

    if(status != eHAL_STATUS_SUCCESS)
    {
        PELOGE(limLog(pMac, LOGE, FL("Change channel failed!!"));)
        mlmReassocCnf.resultCode = eSIR_SME_CHANNEL_SWITCH_FAIL;
        goto end;
    }
#ifdef FEATURE_WLAN_ESE
    /*
     * In case of Ese Reassociation, change the reassoc timer
     * value.
     */
    val = pMlmReassocReq->reassocFailureTimeout;
    if (psessionEntry->isESEconnection)
    {
        val = val/LIM_MAX_REASSOC_RETRY_LIMIT;
    }
    if (tx_timer_deactivate(&pMac->lim.limTimers.gLimReassocFailureTimer) !=
                 TX_SUCCESS)
    {
        limLog(pMac, LOGP,
               FL("unable to deactivate Reassoc failure timer"));
    }
    val = SYS_MS_TO_TICKS(val);
    if (tx_timer_change(&pMac->lim.limTimers.gLimReassocFailureTimer,
                        val, 0) != TX_SUCCESS)
    {
        limLog(pMac, LOGP,
               FL("unable to change Reassociation failure timer"));

    }
#endif
    pMac->lim.limTimers.gLimReassocFailureTimer.sessionId = psessionEntry->peSessionId;
    /// Start reassociation failure timer
    MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE, psessionEntry->peSessionId, eLIM_REASSOC_FAIL_TIMER));
    if (tx_timer_activate(&pMac->lim.limTimers.gLimReassocFailureTimer)
                                               != TX_SUCCESS)
    {
        /// Could not start reassoc failure timer.
        // Log error
        limLog(pMac, LOGP,
           FL("could not start Reassociation failure timer"));
        // Return Reassoc confirm with
        // Resources Unavailable
        mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
        goto end;
    }
    /// Prepare and send Reassociation request frame
    limSendReassocReqMgmtFrame(pMac, pMlmReassocReq, psessionEntry);
    return;
end:
    // Free up buffer allocated for reassocReq
    if(pMlmReassocReq != NULL)
    {
        /* Update PE session Id*/
        mlmReassocCnf.sessionId = pMlmReassocReq->sessionId;
        vos_mem_free(pMlmReassocReq);
        psessionEntry->pLimMlmReassocReq = NULL;
    }
    else
    {
        mlmReassocCnf.sessionId = 0;
    }

    mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
    /* Update PE sessio Id*/
    mlmReassocCnf.sessionId = psessionEntry->peSessionId;

    limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
}
/**
 * limProcessSwitchChannelJoinReq()
 *
 *FUNCTION:
 * This function is called to send the probe req mgmt frame after the
 * switchChannelRsp message is received from HAL.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * NA
 *
 *NOTE:
 * NA
 *
 * @param  pMac          - Pointer to Global MAC structure.
 * @param  psessionEntry - session related information.
 * @param  status        - channel switch success/failure.
 *
 * @return None
 */
static void limProcessSwitchChannelJoinReq(tpAniSirGlobal pMac, tpPESession psessionEntry, eHalStatus status)
{
    tANI_U32            val;
    tSirMacSSid         ssId;
    tLimMlmJoinCnf      mlmJoinCnf;
    if(status != eHAL_STATUS_SUCCESS)
    {
        PELOGE(limLog(pMac, LOGE, FL("Change channel failed!!"));)
        goto error;
    }

    if ( (NULL == psessionEntry ) || (NULL == psessionEntry->pLimMlmJoinReq) ||
         (NULL == psessionEntry->pLimJoinReq) )
    {
        PELOGE(limLog(pMac, LOGE, FL("invalid pointer!!"));)
        goto error;
    }


    /* eSIR_BTAMP_AP_MODE stroed as bss type in session Table when join req is received, is to be veified   */
    if(psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
    {
        if (limSetLinkState(pMac, eSIR_LINK_BTAMP_PREASSOC_STATE, psessionEntry->bssId,
             psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
        {
            PELOGE(limLog(pMac, LOGE, FL("Sessionid: %d Set link state "
            "failed!! BSSID:"MAC_ADDRESS_STR),psessionEntry->peSessionId,
            MAC_ADDR_ARRAY(psessionEntry->bssId));)
            goto error;
        }
    }

    psessionEntry->limPrevMlmState = psessionEntry->limMlmState;
    psessionEntry->limMlmState = eLIM_MLM_WT_JOIN_BEACON_STATE;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE,
        psessionEntry->peSessionId, psessionEntry->limMlmState));

    limLog(pMac, LOG1,
        FL("Sessionid %d prev lim state %d new lim state %d systemrole %d"),
        psessionEntry->peSessionId,
        psessionEntry->limPrevMlmState,
        psessionEntry->limMlmState, GET_LIM_SYSTEM_ROLE(psessionEntry));

    /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
    if(wlan_cfgGetInt(pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val) != eSIR_SUCCESS)
        limLog(pMac, LOGP, FL("failed to get WNI_CFG_TRIG_STA_BK_SCAN cfg value!"));
    pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
    /* Apply previously set configuration at HW */
    limApplyConfiguration(pMac, psessionEntry);

    /*
     * If sendDeauthBeforeCon is enabled, Send Deauth first to AP if last
     * disconnection was caused by HB failure.
     */
    if(pMac->roam.configParam.sendDeauthBeforeCon)
    {
       int apCount;

       for(apCount = 0; apCount < 2; apCount++)
       {

           if (vos_mem_compare(psessionEntry->pLimMlmJoinReq->bssDescription.bssId,
                    pMac->lim.gLimHeartBeatApMac[apCount], sizeof(tSirMacAddr)))
           {
               limLog(pMac, LOGE, FL("Index %d Sessionid: %d Send deauth on "
                 "channel %d to BSSID: "MAC_ADDRESS_STR ), apCount,
                 psessionEntry->peSessionId, psessionEntry->currentOperChannel,
                 MAC_ADDR_ARRAY(psessionEntry->pLimMlmJoinReq->bssDescription.
                                                                      bssId));

               limSendDeauthMgmtFrame( pMac, eSIR_MAC_UNSPEC_FAILURE_REASON,
                     psessionEntry->pLimMlmJoinReq->bssDescription.bssId,
                     psessionEntry, FALSE );

               vos_mem_zero(pMac->lim.gLimHeartBeatApMac[apCount],
                       sizeof(tSirMacAddr));
               break;
           }
       }
    }

    /// Wait for Beacon to announce join success
    vos_mem_copy(ssId.ssId,
                 psessionEntry->ssId.ssId,
                 psessionEntry->ssId.length);
    ssId.length = psessionEntry->ssId.length;

    limDeactivateAndChangeTimer(pMac, eLIM_PERIODIC_JOIN_PROBE_REQ_TIMER);

    /* assign appropriate sessionId to the timer object */
    pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer.sessionId = psessionEntry->peSessionId;
    limLog(pMac, LOG1, FL("Sessionid: %d Send Probe req on channel %d ssid:%.*s"
            "BSSID: "MAC_ADDRESS_STR), psessionEntry->peSessionId,
            psessionEntry->currentOperChannel, ssId.length, ssId.ssId,
         MAC_ADDR_ARRAY(psessionEntry->pLimMlmJoinReq->bssDescription.bssId));

    /*
     * We need to wait for probe response, so start join timeout timer.
     * This timer will be deactivated once we receive probe response.
     */
    MTRACE(macTrace(pMac, TRACE_CODE_TIMER_ACTIVATE,
                    psessionEntry->peSessionId, eLIM_JOIN_FAIL_TIMER));
    if (tx_timer_activate(&pMac->lim.limTimers.gLimJoinFailureTimer) !=
            TX_SUCCESS)
    {
        limLog(pMac, LOGP, FL("could not activate Join failure timer"));
        psessionEntry->limMlmState = psessionEntry->limPrevMlmState;
        MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE,
                        psessionEntry->peSessionId,
                        pMac->lim.gLimMlmState));
        goto error;
    }

    // include additional IE if there is
    limSendProbeReqMgmtFrame( pMac, &ssId,
           psessionEntry->pLimMlmJoinReq->bssDescription.bssId, psessionEntry->currentOperChannel/*chanNum*/,
           psessionEntry->selfMacAddr, psessionEntry->dot11mode,
           psessionEntry->pLimJoinReq->addIEScan.length, psessionEntry->pLimJoinReq->addIEScan.addIEdata);

    if( psessionEntry->pePersona == VOS_P2P_CLIENT_MODE )
    {
        // Activate Join Periodic Probe Req timer
        if (tx_timer_activate(&pMac->lim.limTimers.gLimPeriodicJoinProbeReqTimer) != TX_SUCCESS)
        {
            limLog(pMac, LOGP, FL("could not activate Periodic Join req failure timer"));
            goto error;
        }
    }

    return;
error:
    if(NULL != psessionEntry)
    {
        if (psessionEntry->pLimMlmJoinReq)
        {
            vos_mem_free(psessionEntry->pLimMlmJoinReq);
            psessionEntry->pLimMlmJoinReq = NULL;
        }
        if (psessionEntry->pLimJoinReq)
        {
            vos_mem_free(psessionEntry->pLimJoinReq);
            psessionEntry->pLimJoinReq = NULL;
        }
        mlmJoinCnf.sessionId = psessionEntry->peSessionId;
    }
    else
    {
        mlmJoinCnf.sessionId = 0;
    }
    mlmJoinCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
    mlmJoinCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
    limPostSmeMessage(pMac, LIM_MLM_JOIN_CNF, (tANI_U32 *) &mlmJoinCnf);
}

/**
 * limProcessSwitchChannelRsp()
 *
 *FUNCTION:
 * This function is called to process switchChannelRsp message from HAL.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * NA
 *
 *NOTE:
 * NA
 *
 * @param  pMac    - Pointer to Global MAC structure
 * @param  body - message body.
 *
 * @return None
 */
void limProcessSwitchChannelRsp(tpAniSirGlobal pMac,  void *body)
{
    tpSwitchChannelParams pChnlParams = NULL;
    eHalStatus status;
    tANI_U16 channelChangeReasonCode;
    tANI_U8 peSessionId;
    tpPESession psessionEntry;
    //we need to process the deferred message since the initiating req. there might be nested request.
    //in the case of nested request the new request initiated from the response will take care of resetting
    //the deffered flag.
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pChnlParams = (tpSwitchChannelParams) body;
    status = pChnlParams->status;
    peSessionId = pChnlParams->peSessionId;

    if((psessionEntry = peFindSessionBySessionId(pMac, peSessionId))== NULL)
    {
        limLog(pMac, LOGP, FL("session does not exist for given sessionId"));
        return;
    }
#if defined WLAN_FEATURE_VOWIFI
    //HAL fills in the tx power used for mgmt frames in this field.
    //Store this value to use in TPC report IE.
    rrmCacheMgmtTxPower( pMac, pChnlParams->txMgmtPower, psessionEntry );
#endif
    channelChangeReasonCode = psessionEntry->channelChangeReasonCode;
    // initialize it back to invalid id
    psessionEntry->chainMask = pChnlParams->chainMask;
    psessionEntry->smpsMode = pChnlParams->smpsMode;
    psessionEntry->channelChangeReasonCode = 0xBAD;
    limLog(pMac, LOG1, FL("channelChangeReasonCode %d"),channelChangeReasonCode);
    switch(channelChangeReasonCode)
    {
        case LIM_SWITCH_CHANNEL_REASSOC:
            limProcessSwitchChannelReAssocReq(pMac, psessionEntry, status);
            break;
        case LIM_SWITCH_CHANNEL_JOIN:
            limProcessSwitchChannelJoinReq(pMac, psessionEntry, status);
            break;

        case LIM_SWITCH_CHANNEL_OPERATION:
            /*
             * The above code should also use the callback.
             * mechanism below, there is scope for cleanup here.
             * THat way all this response handler does is call the call back
             * We can get rid of the reason code here.
             */
            if (pMac->lim.gpchangeChannelCallback)
            {
                PELOG1(limLog( pMac, LOG1, "Channel changed hence invoke registered call back");)
                pMac->lim.gpchangeChannelCallback(pMac, status, pMac->lim.gpchangeChannelData, psessionEntry);
            }
            break;
       case LIM_SWITCH_CHANNEL_SAP_DFS:
            {
               /* Note: This event code specific to SAP mode
                * When SAP session issues channel change as performing
                * DFS, we will come here. Other sessions, for e.g. P2P
                * will have to define their own event code and channel
                * switch handler. This is required since the SME may
                * require completely different information for P2P unlike
                * SAP.
                */
               limSendSmeAPChannelSwitchResp(pMac, psessionEntry, pChnlParams);
            }
            break;
        default:
            break;
    }
    vos_mem_free(body);
}
/**
 * limProcessStartScanRsp()
 *
 *FUNCTION:
 * This function is called to process startScanRsp message from HAL. If scan/learn was successful
 *      then it will start scan/learn on the next channel.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * NA
 *
 *NOTE:
 * NA
 *
 * @param  pMac    - Pointer to Global MAC structure
 * @param  body - message body.
 *
 * @return None
 */

void limProcessStartScanRsp(tpAniSirGlobal pMac,  void *body)
{
    tpStartScanParams       pStartScanParam;
    eHalStatus              status;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pStartScanParam = (tpStartScanParams) body;
    status = pStartScanParam->status;
#if defined WLAN_FEATURE_VOWIFI
    //HAL fills in the tx power used for mgmt frames in this field.
    //Store this value to use in TPC report IE.
    rrmCacheMgmtTxPower( pMac, pStartScanParam->txMgmtPower, NULL );
    //Store start TSF of scan start. This will be stored in BSS params.
    rrmUpdateStartTSF( pMac, pStartScanParam->startTSF );
#endif
    vos_mem_free(body);
    body = NULL;
    if( pMac->lim.abortScan )
    {
        limLog( pMac, LOGW, FL(" finish scan") );
        pMac->lim.abortScan = 0;
        limDeactivateAndChangeTimer(pMac, eLIM_MIN_CHANNEL_TIMER);
        limDeactivateAndChangeTimer(pMac, eLIM_MAX_CHANNEL_TIMER);
        //Set the resume channel to Any valid channel (invalid).
        //This will instruct HAL to set it to any previous valid channel.
        peSetResumeChannel(pMac, 0, 0);
        limSendHalFinishScanReq(pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE);
    }
    switch(pMac->lim.gLimHalScanState)
    {
        case eLIM_HAL_START_SCAN_WAIT_STATE:
            if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
            {
               PELOGW(limLog(pMac, LOGW, FL("StartScanRsp with failed status= %d"), status);)
               //
               // FIXME - With this, LIM will try and recover state, but
               // eWNI_SME_SCAN_CNF maybe reporting an incorrect
               // status back to the SME
               //
               //Set the resume channel to Any valid channel (invalid).
               //This will instruct HAL to set it to any previous valid channel.
               peSetResumeChannel(pMac, 0, 0);
               limSendHalFinishScanReq( pMac, eLIM_HAL_FINISH_SCAN_WAIT_STATE );
            }
            else
            {
               pMac->lim.gLimHalScanState = eLIM_HAL_SCANNING_STATE;
               limContinuePostChannelScan(pMac);
            }
            break;
        default:
            limLog(pMac, LOGW, FL("Rcvd StartScanRsp not in WAIT State, state %d"),
                     pMac->lim.gLimHalScanState);
            break;
    }
    return;
}
void limProcessEndScanRsp(tpAniSirGlobal pMac,  void *body)
{
    tpEndScanParams     pEndScanParam;
    eHalStatus          status;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pEndScanParam = (tpEndScanParams) body;
    status = pEndScanParam->status;
    vos_mem_free(body);
    body = NULL;
    switch(pMac->lim.gLimHalScanState)
    {
        case eLIM_HAL_END_SCAN_WAIT_STATE:
            if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
            {
               PELOGW(limLog(pMac, LOGW, FL("EndScanRsp with failed status= %d"), status);)
               pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
               limCompleteMlmScan(pMac, eSIR_SME_HAL_SCAN_INIT_FAILED);
            }
            else
            {
               pMac->lim.gLimCurrentScanChannelId++;
               limContinueChannelScan(pMac);
            }
            break;
        default:
            limLog(pMac, LOGW, FL("Rcvd endScanRsp not in WAIT State, state %d"),
                        pMac->lim.gLimHalScanState);
            break;
    }
    return;
}
/**
 *  limStopTxAndSwitch()
 *
 *FUNCTION:
 * Start channel switch on all sessions that is in channel switch state.
 *
 * @param pMac                   - pointer to global adapter context
 *
 * @return None
 *
 */
static void
limStopTxAndSwitch (tpAniSirGlobal pMac)
{
    tANI_U8 i;

    for(i =0; i < pMac->lim.maxBssId; i++)
    {
        if(pMac->lim.gpSession[i].valid &&
            pMac->lim.gpSession[i].gLimSpecMgmt.dot11hChanSwState == eLIM_11H_CHANSW_RUNNING)
        {
            limStopTxAndSwitchChannel(pMac, i);
        }
    }
    return;
}
/**
 * limStartQuietOnSession()
 *
 *FUNCTION:
 * This function is called to start quiet timer after finish scan if there is
 *      qeuieting on any session.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * NA
 *
 *NOTE:
 * NA
 *
 * @param  pMac    - Pointer to Global MAC structure
 *
 * @return None
 */
static void
limStartQuietOnSession (tpAniSirGlobal pMac)
{
    tANI_U8 i;

    for(i =0; i < pMac->lim.maxBssId; i++)
    {
        if(pMac->lim.gpSession[i].valid &&
            pMac->lim.gpSession[i].gLimSpecMgmt.quietState == eLIM_QUIET_BEGIN)
        {
            limStartQuietTimer(pMac, i);
        }
    }
    return;
}
void limProcessFinishScanRsp(tpAniSirGlobal pMac,  void *body)
{
    tpFinishScanParams      pFinishScanParam;
    eHalStatus              status;
    SET_LIM_PROCESS_DEFD_MESGS(pMac, true);
    pFinishScanParam = (tpFinishScanParams) body;
    status = pFinishScanParam->status;
    vos_mem_free(body);
    body = NULL;

    limLog(pMac, LOGW, FL("Rcvd FinishScanRsp in state %d"),
                        pMac->lim.gLimHalScanState);

    switch(pMac->lim.gLimHalScanState)
    {
        case eLIM_HAL_FINISH_SCAN_WAIT_STATE:
            pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
            if (pMac->lim.abortScan)
                pMac->lim.abortScan = 0;
            limCompleteMlmScan(pMac, eSIR_SME_SUCCESS);
            if (limIsChanSwitchRunning(pMac))
            {
                /** Right time to stop tx and start the timer for channel switch */
                /* Sending Session ID 0, may not be correct, since SCAN is global there should not
                 * be any associated session id
                */
                limStopTxAndSwitch(pMac);
            }
            else if (limIsQuietBegin(pMac))
            {
                /** Start the quieting */
                /* Sending Session ID 0, may not be correct, since SCAN is global there should not
                 * be any associated session id
                */
                limStartQuietOnSession(pMac);
            }
            if (status != (tANI_U32) eHAL_STATUS_SUCCESS)
            {
               PELOGW(limLog(pMac, LOGW, FL("EndScanRsp with failed status= %d"), status);)
            }
            break;
//WLAN_SUSPEND_LINK Related
        case eLIM_HAL_RESUME_LINK_WAIT_STATE:
            if( pMac->lim.gpLimResumeCallback )
            {
               pMac->lim.gLimHalScanState = eLIM_HAL_IDLE_SCAN_STATE;
               pMac->lim.gpLimResumeCallback( pMac, status, pMac->lim.gpLimResumeData );
               pMac->lim.gpLimResumeCallback = NULL;
               pMac->lim.gpLimResumeData = NULL;
               pMac->lim.gLimSystemInScanLearnMode = 0;
            }
            else
            {
               limLog( pMac, LOGP, "No Resume link callback set but station is in suspend state");
               return;
            }
            break;
//end WLAN_SUSPEND_LINK Related

        default:
            limLog(pMac, LOGE, FL("Rcvd FinishScanRsp not in WAIT State, state %d"),
                        pMac->lim.gLimHalScanState);
            break;
    }
    return;
}

/**
  *     @function : limHandleDelBssInReAssocContext
  *     @brief      : While Processing the ReAssociation Response Frame in STA,
  *                         a. immediately after receiving the Reassoc Response the RxCleanUp is
  *                         being issued and the end of DelBSS the new BSS is being added.
  *
  *                         b .If an AP rejects the ReAssociation (Disassoc / Deauth) with some context
  *                         change, We need to update CSR with ReAssocCNF Response with the
  *                         ReAssoc Fail and the reason Code, that is also being handled in the DELBSS
  *                         context only
  *
  *     @param :   pMac - tpAniSirGlobal
  *                     pStaDs - Station Descriptor
  *
  *     @return :  none
  */
static void
limHandleDelBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs,tpPESession psessionEntry)
{
    tLimMlmReassocCnf           mlmReassocCnf;
    /** Skipped the DeleteDPH Hash Entry as we need it for the new BSS*/
    /** Set the MlmState to IDLE*/
    psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
   /* Update PE session Id*/
    mlmReassocCnf.sessionId = psessionEntry->peSessionId;
    switch (psessionEntry->limSmeState) {
        case eLIM_SME_WT_REASSOC_STATE :
        {
            tpSirAssocRsp assocRsp;
            tpDphHashNode   pStaDs;
            tSirRetStatus       retStatus = eSIR_SUCCESS;
            tpSchBeaconStruct pBeaconStruct;
            pBeaconStruct = vos_mem_malloc(sizeof(tSchBeaconStruct));
            if (NULL == pBeaconStruct)
            {
                 limLog(pMac, LOGE, FL("beaconStruct allocation failed"));
                 mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                 mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
                 limDeleteDphHashEntry(pMac, psessionEntry->bssId,
                            DPH_STA_HASH_INDEX_PEER, psessionEntry);
                goto Error;
            }
            /** Delete the older STA Table entry */
            limDeleteDphHashEntry(pMac, psessionEntry->bssId, DPH_STA_HASH_INDEX_PEER, psessionEntry);
       /**
             * Add an entry for AP to hash table
             * maintained by DPH module
             */
            if ((pStaDs = dphAddHashEntry(pMac, psessionEntry->limReAssocbssId, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable)) == NULL)
            {
                // Could not add hash table entry
                PELOGE(limLog(pMac, LOGE, FL("could not add hash entry at DPH for "));)
                limPrintMacAddr(pMac, psessionEntry->limReAssocbssId, LOGE);
                mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                mlmReassocCnf.protStatusCode = eSIR_SME_SUCCESS;
                vos_mem_free(pBeaconStruct);
                goto Error;
            }
            /** While Processing the ReAssoc Response Frame the ReAssocRsp Frame
            *   is being stored to be used here for sending ADDBSS
            */
            assocRsp = (tpSirAssocRsp)psessionEntry->limAssocResponseData;
            limUpdateAssocStaDatas(pMac, pStaDs, assocRsp,psessionEntry);
            limUpdateReAssocGlobals(pMac, assocRsp,psessionEntry);
            limExtractApCapabilities(pMac,
              (tANI_U8 *)
              psessionEntry->pLimReAssocReq->bssDescription.ieFields,
              GET_IE_LEN_IN_BSS(
              psessionEntry->pLimReAssocReq->bssDescription.length),
              pBeaconStruct);
            if(pMac->lim.gLimProtectionControl != WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE)
                limDecideStaProtectionOnAssoc(pMac, pBeaconStruct, psessionEntry);
            if(pBeaconStruct->erpPresent) {
                if (pBeaconStruct->erpIEInfo.barkerPreambleMode)
                    psessionEntry->beaconParams.fShortPreamble = 0;
                else
                    psessionEntry->beaconParams.fShortPreamble = 1;
            }
            //updateBss flag is false, as in this case, PE is first deleting the existing BSS and then adding a new one.
            if (eSIR_SUCCESS != limStaSendAddBss( pMac, assocRsp, pBeaconStruct,
                                                    &psessionEntry->pLimReAssocReq->bssDescription, false, psessionEntry))  {
                limLog( pMac, LOGE, FL( "Posting ADDBSS in the ReAssocContext has Failed "));
                retStatus = eSIR_FAILURE;
            }
            if (retStatus != eSIR_SUCCESS)
            {
                mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
                vos_mem_free(assocRsp);
                pMac->lim.gLimAssocResponseData = NULL;
                vos_mem_free(pBeaconStruct);
                goto Error;
            }
            vos_mem_free(assocRsp);
            vos_mem_free(pBeaconStruct);
            psessionEntry->limAssocResponseData = NULL;
        }
        break;
        case eLIM_SME_WT_REASSOC_LINK_FAIL_STATE:
        {
            /** Case wherein the DisAssoc / Deauth
             *   being sent as response to ReAssoc Req*/
            /** Send the Reason code as the same received in Disassoc / Deauth Frame*/
            mlmReassocCnf.resultCode = pStaDs->mlmStaContext.disassocReason;
            mlmReassocCnf.protStatusCode = pStaDs->mlmStaContext.cleanupTrigger;
            /** Set the SME State back to WT_Reassoc State*/
            psessionEntry->limSmeState = eLIM_SME_WT_REASSOC_STATE;
            limDeleteDphHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId,psessionEntry);
            if (LIM_IS_STA_ROLE(psessionEntry) ||
                LIM_IS_BT_AMP_STA_ROLE(psessionEntry)) {
               psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
            }
            limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
        }
        break;
        default:
            PELOGE(limLog(pMac, LOGE, FL("DelBss is being invoked in the wrong system Role /unhandled  SME State"));)
            mlmReassocCnf.resultCode = eSIR_SME_REFUSED;
            mlmReassocCnf.protStatusCode = eSIR_SME_UNEXPECTED_REQ_RESULT_CODE;
            goto Error;
    }
    return;
Error:
    limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
}

/* Added For BT -AMP Support */
static void
limProcessBtampAddBssRsp( tpAniSirGlobal pMac, tpSirMsgQ limMsgQ ,tpPESession psessionEntry)
{
    tLimMlmStartCnf mlmStartCnf;
    tANI_U32 val;
    tpAddBssParams pAddBssParams = (tpAddBssParams) limMsgQ->bodyptr;

    if (NULL == pAddBssParams)
    {
        limLog( pMac, LOGE, FL( "Invalid body pointer in message"));
        goto end;
    }
    if( eHAL_STATUS_SUCCESS == pAddBssParams->status )
    {
        limLog(pMac, LOG2, FL("WDA_ADD_BSS_RSP returned with eHAL_STATUS_SUCCESS"));
         if (psessionEntry->bssType == eSIR_BTAMP_AP_MODE)
         {
             if (limSetLinkState(pMac, eSIR_LINK_BTAMP_AP_STATE, psessionEntry->bssId,
                  psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
               goto end;
         } else if (psessionEntry->bssType == eSIR_BTAMP_STA_MODE) {
            if (limSetLinkState(pMac, eSIR_LINK_SCAN_STATE, psessionEntry->bssId,
                 psessionEntry->selfMacAddr, NULL, NULL) != eSIR_SUCCESS )
                goto end;
         }

        // Set MLME state
        psessionEntry->limMlmState= eLIM_MLM_BSS_STARTED_STATE;
        psessionEntry->statypeForBss = STA_ENTRY_SELF; // to know session started for peer or for self
        psessionEntry->bssIdx = (tANI_U8) pAddBssParams->bssIdx;
        schEdcaProfileUpdate(pMac, psessionEntry);
        limInitPeerIdxpool(pMac,psessionEntry);

      /* Update the lim global gLimTriggerBackgroundScanDuringQuietBss */
        if( eSIR_SUCCESS != wlan_cfgGetInt( pMac, WNI_CFG_TRIG_STA_BK_SCAN, &val ))
            limLog( pMac, LOGP, FL("Failed to get WNI_CFG_TRIG_STA_BK_SCAN!"));
        pMac->lim.gLimTriggerBackgroundScanDuringQuietBss = (val) ? 1 : 0;
        // Apply previously set configuration at HW
        limApplyConfiguration(pMac,psessionEntry);
        psessionEntry->staId = pAddBssParams->staContext.staIdx;
        mlmStartCnf.resultCode  = eSIR_SME_SUCCESS;
    }
    else
    {
        limLog( pMac, LOGE, FL( "WDA_ADD_BSS_REQ failed with status %d" ),pAddBssParams->status );
        mlmStartCnf.resultCode = eSIR_SME_HAL_SEND_MESSAGE_FAIL;
    }
    mlmStartCnf.sessionId = psessionEntry->peSessionId;
    limPostSmeMessage( pMac, LIM_MLM_START_CNF, (tANI_U32 *) &mlmStartCnf );
    end:
    if( 0 != limMsgQ->bodyptr )
    {
        vos_mem_free(pAddBssParams);
        limMsgQ->bodyptr = NULL;
    }
}

/**
  *     @function : limHandleAddBssInReAssocContext
  *     @brief      : While Processing the ReAssociation Response Frame in STA,
  *                         a. immediately after receiving the Reassoc Response the RxCleanUp is
  *                         being issued and the end of DelBSS the new BSS is being added.
  *
  *                         b .If an AP rejects the ReAssociation (Disassoc / Deauth) with some context
  *                         change, We need to update CSR with ReAssocCNF Response with the
  *                         ReAssoc Fail and the reason Code, that is also being handled in the DELBSS
  *                         context only
  *
  *     @param :   pMac - tpAniSirGlobal
  *                     pStaDs - Station Descriptor
  *
  *     @return :  none
  */
void
limHandleAddBssInReAssocContext(tpAniSirGlobal pMac, tpDphHashNode pStaDs, tpPESession psessionEntry)
{
    tLimMlmReassocCnf           mlmReassocCnf;
    /** Skipped the DeleteDPH Hash Entry as we need it for the new BSS*/
    /** Set the MlmState to IDLE*/
    psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
    MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
    switch (psessionEntry->limSmeState) {
        case eLIM_SME_WT_REASSOC_STATE : {
            tpSirAssocRsp assocRsp;
            tpDphHashNode   pStaDs;
            tSirRetStatus       retStatus = eSIR_SUCCESS;
            tSchBeaconStruct *pBeaconStruct;
            pBeaconStruct = vos_mem_malloc(sizeof(tSchBeaconStruct));
            if ( NULL == pBeaconStruct )
            {
                limLog(pMac, LOGE, FL("Unable to allocate memory in limHandleAddBssInReAssocContext") );
                mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                mlmReassocCnf.protStatusCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                goto Error;
            }

            // Get the AP entry from DPH hash table
            pStaDs = dphGetHashEntry(pMac, DPH_STA_HASH_INDEX_PEER, &psessionEntry->dph.dphHashTable);
            if (pStaDs == NULL )
            {
                PELOGE(limLog(pMac, LOGE, FL("Fail to get STA PEER entry from hash"));)
                mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                mlmReassocCnf.protStatusCode = eSIR_SME_SUCCESS;
                vos_mem_free(pBeaconStruct);
                goto Error;
            }
            /** While Processing the ReAssoc Response Frame the ReAssocRsp Frame
            *   is being stored to be used here for sending ADDBSS
            */
            assocRsp = (tpSirAssocRsp)psessionEntry->limAssocResponseData;
            limUpdateAssocStaDatas(pMac, pStaDs, assocRsp, psessionEntry);
            limUpdateReAssocGlobals(pMac, assocRsp, psessionEntry);
            limExtractApCapabilities(pMac,
             (tANI_U8 *)psessionEntry->pLimReAssocReq->bssDescription.ieFields,
             GET_IE_LEN_IN_BSS(
             psessionEntry->pLimReAssocReq->bssDescription.length),
             pBeaconStruct);
            if(pMac->lim.gLimProtectionControl != WNI_CFG_FORCE_POLICY_PROTECTION_DISABLE)
                limDecideStaProtectionOnAssoc(pMac, pBeaconStruct, psessionEntry);

            if(pBeaconStruct->erpPresent)
            {
                if (pBeaconStruct->erpIEInfo.barkerPreambleMode)
                    psessionEntry->beaconParams.fShortPreamble = 0;
                else
                    psessionEntry->beaconParams.fShortPreamble = 1;
            }
            /* to skip sending Add BSS and ADD STA incase of reassoc to
             * same AP as part of HS2.0 set this flag
             */
            psessionEntry->isNonRoamReassoc = 1;
            if (eSIR_SUCCESS != limStaSendAddBss( pMac, assocRsp, pBeaconStruct,
                                                    &psessionEntry->pLimReAssocReq->bssDescription, true, psessionEntry))  {
                limLog( pMac, LOGE, FL( "Posting ADDBSS in the ReAssocContext has Failed "));
                retStatus = eSIR_FAILURE;
            }
            if (retStatus != eSIR_SUCCESS)
            {
                mlmReassocCnf.resultCode = eSIR_SME_RESOURCES_UNAVAILABLE;
                mlmReassocCnf.protStatusCode = eSIR_MAC_UNSPEC_FAILURE_STATUS;
                vos_mem_free(assocRsp);
                pMac->lim.gLimAssocResponseData = NULL;
                vos_mem_free(pBeaconStruct);
                goto Error;
            }
            vos_mem_free(assocRsp);
            psessionEntry->limAssocResponseData = NULL;
            vos_mem_free(pBeaconStruct);
        }
        break;
        case eLIM_SME_WT_REASSOC_LINK_FAIL_STATE: {     /** Case wherein the DisAssoc / Deauth
                                                                                     *   being sent as response to ReAssoc Req*/
            /** Send the Reason code as the same received in Disassoc / Deauth Frame*/
            mlmReassocCnf.resultCode = pStaDs->mlmStaContext.disassocReason;
            mlmReassocCnf.protStatusCode = pStaDs->mlmStaContext.cleanupTrigger;
            /** Set the SME State back to WT_Reassoc State*/
            psessionEntry->limSmeState = eLIM_SME_WT_REASSOC_STATE;
            limDeleteDphHashEntry(pMac, pStaDs->staAddr, pStaDs->assocId, psessionEntry);
            if (LIM_IS_STA_ROLE(psessionEntry)) {
               psessionEntry->limMlmState = eLIM_MLM_IDLE_STATE;
               MTRACE(macTrace(pMac, TRACE_CODE_MLM_STATE, psessionEntry->peSessionId, psessionEntry->limMlmState));
            }

            limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
        }
        break;
        default:
            PELOGE(limLog(pMac, LOGE, FL("DelBss is being invoked in the wrong system Role /unhandled  SME State"));)
            mlmReassocCnf.resultCode = eSIR_SME_REFUSED;
            mlmReassocCnf.protStatusCode = eSIR_SME_UNEXPECTED_REQ_RESULT_CODE;
            goto Error;
    }
return;
Error:
    limPostSmeMessage(pMac, LIM_MLM_REASSOC_CNF, (tANI_U32 *) &mlmReassocCnf);
}

void
limSendBeaconInd(tpAniSirGlobal pMac, tpPESession psessionEntry){
    tBeaconGenParams *pBeaconGenParams = NULL;
    tSirMsgQ limMsg;
    /** Allocate the Memory for Beacon Pre Message and for Stations in PoweSave*/
    if(psessionEntry == NULL ){
       PELOGE( limLog( pMac, LOGE,
                        FL( "Error:Unable to get the PESessionEntry" ));)
       return;
    }
    pBeaconGenParams = vos_mem_malloc(sizeof(*pBeaconGenParams));
    if ( NULL == pBeaconGenParams )
    {
        PELOGE( limLog( pMac, LOGP,
                        FL( "Unable to allocate memory during sending beaconPreMessage" ));)
        return;
    }
    vos_mem_set(pBeaconGenParams, sizeof(*pBeaconGenParams), 0);
    vos_mem_copy((void *) pBeaconGenParams->bssId,
                 (void *)psessionEntry->bssId,
                  SIR_MAC_ADDR_LENGTH );
    limMsg.bodyptr = pBeaconGenParams;
    schProcessPreBeaconInd(pMac, &limMsg);
    return;
}

#ifdef FEATURE_WLAN_SCAN_PNO
/**
 * limSendSmeScanCacheUpdatedInd()
 *
 *FUNCTION:
 * This function is used to post WDA_SME_SCAN_CACHE_UPDATED message to WDA.
 * This message is the indication to WDA that all scan cache results
 * are updated from LIM to SME. Mainly used only in PNO offload case.
 *
 *LOGIC:
 *
 *ASSUMPTIONS:
 * This function should be called after posting scan cache results to SME.
 *
 *NOTE:
 * NA
 *
 * @return None
 */
void limSendSmeScanCacheUpdatedInd(tANI_U8 sessionId)
{
    vos_msg_t msg;

    msg.type     = WDA_SME_SCAN_CACHE_UPDATED;
    msg.reserved = 0;
    msg.bodyptr  = NULL;
    msg.bodyval  = sessionId;

    if (!VOS_IS_STATUS_SUCCESS(vos_mq_post_message(VOS_MODULE_ID_WDA, &msg)))
       VOS_TRACE(VOS_MODULE_ID_SME, VOS_TRACE_LEVEL_ERROR,
                 "%s: Not able to post WDA_SME_SCAN_CACHE_UPDATED message to WDA", __func__);
}
#endif

void limSendScanOffloadComplete(tpAniSirGlobal pMac,
                                tSirScanOffloadEvent *pScanEvent)
{
    tANI_U16 scanRspLen = 0;

    pMac->lim.gLimSmeScanResultLength +=
        pMac->lim.gLimMlmScanResultLength;
    pMac->lim.gLimRspReqd = false;
    if ((pScanEvent->reasonCode == eSIR_SME_SUCCESS) &&
            pMac->lim.gLimSmeScanResultLength) {
        scanRspLen = sizeof(tSirSmeScanRsp) +
            pMac->lim.gLimSmeScanResultLength -
            sizeof(tSirBssDescription);
    }
    else
        scanRspLen = sizeof(tSirSmeScanRsp);

    limSendSmeScanRsp(pMac, scanRspLen, pScanEvent->reasonCode,
            pScanEvent->sessionId,
            0);
#ifdef FEATURE_WLAN_SCAN_PNO
    limSendSmeScanCacheUpdatedInd(pScanEvent->sessionId);
#endif
}


void limProcessRxScanEvent(tpAniSirGlobal pMac, void *buf)
{
    tSirScanOffloadEvent *pScanEvent = (tSirScanOffloadEvent *) buf;

    switch (pScanEvent->event)
    {
        case SIR_SCAN_EVENT_STARTED:
            break;
        case SIR_SCAN_EVENT_START_FAILED:
        case SIR_SCAN_EVENT_COMPLETED:
            pMac->lim.fOffloadScanPending = 0;
            pMac->lim.fOffloadScanP2PSearch = 0;
            pMac->lim.fOffloadScanP2PListen = 0;
            if (P2P_SCAN_TYPE_LISTEN == pScanEvent->p2pScanType)
            {
                limSendSmeRsp(pMac, eWNI_SME_REMAIN_ON_CHN_RSP,
                        eHAL_STATUS_SUCCESS,
                        pScanEvent->sessionId, 0);
                vos_mem_free(pMac->lim.gpLimRemainOnChanReq);
                pMac->lim.gpLimRemainOnChanReq = NULL;
                /*
                 * If remain on channel timer expired and action frame is
                 * pending then indicate confirmation with status failure
                 */
                if (pMac->lim.mgmtFrameSessionId != 0xff) {
                    limP2PActionCnf(pMac, false);
                    pMac->lim.mgmtFrameSessionId = 0xff;
                }

            }
            else
            {
                limSendScanOffloadComplete(pMac, pScanEvent);
            }
            break;
        case SIR_SCAN_EVENT_FOREIGN_CHANNEL:
            if (P2P_SCAN_TYPE_LISTEN == pScanEvent->p2pScanType)
            {
                /*Send Ready on channel indication to SME */
                if (pMac->lim.gpLimRemainOnChanReq)
                {
                    limSendSmeRsp(pMac, eWNI_SME_REMAIN_ON_CHN_RDY_IND,
                            eHAL_STATUS_SUCCESS,
                            pScanEvent->sessionId, 0);
                }
                else
                {
                    limLog(pMac, LOGE,
                            FL(" NULL pointer of gpLimRemainOnChanReq"));
                }
            }
            else
            {
                limAddScanChannelInfo(pMac, vos_freq_to_chan(pScanEvent->chanFreq));
            }
            break;
        case SIR_SCAN_EVENT_BSS_CHANNEL:
        case SIR_SCAN_EVENT_DEQUEUED:
        case SIR_SCAN_EVENT_PREEMPTED:
        default:
            VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_DEBUG,
                    "Received unhandled scan event %u", pScanEvent->event);
    }
    vos_mem_free(buf);
}

/**
 * lim_process_rx_channel_status_event() - processes
 * 	event WDA_RX_CHN_STATUS_EVENT
 * @mac_ctx Pointer to Global MAC structure
 * @buf: Received message info
 *
 * Return: None
 */
void lim_process_rx_channel_status_event(tpAniSirGlobal mac_ctx, void *buf)
{
	struct lim_channel_status *channel_status_info = buf;

	if (ACS_FW_REPORT_PARAM_CONFIGURED) {
		if (channel_status_info != NULL)
			lim_add_channel_status_info(mac_ctx,
				 channel_status_info,
				 channel_status_info->channel_id);
		else
			VOS_TRACE(VOS_MODULE_ID_PE,
				VOS_TRACE_LEVEL_ERROR,
				"%s: ACS evt report buf NULL", __func__);
	} else {
		VOS_TRACE(VOS_MODULE_ID_PE, VOS_TRACE_LEVEL_ERROR,
			"%s: Error evt report", __func__);
	}

	if (NULL != buf)
		vos_mem_free(buf);
	return;
}