[Epic-ID: ODUHIGH-406][Task-ID: ODUHIGH-423] UE context setup request from CU to...
[o-du/l2.git] / src / cu_stub / cu_f1ap_msg_hdl.c
index 0d9c523..563ea45 100644 (file)
 #include "OCTET_STRING.h"
 #include "BIT_STRING.h"
 #include "odu_common_codec.h"
+#include "ProtocolIE-Field.h"
+#include "ProtocolExtensionField.h"
+#include "ProtocolIE-SingleContainer.h"
+#include "F1AP-PDU.h"
+#include "ModulationOrder.h"
+#include "BandNR.h"
+#include "UE-CapabilityRAT-Container.h"
+#include "UE-CapabilityRAT-ContainerList.h"
+#include "UE-CapabilityRAT-ContainerListRRC.h"
+#include "HandoverPreparationInformationRrc-IEs.h"
+#include "HandoverPreparationInformationRrc.h"
+#include "SupportedBandwidth.h"
+#include "FeatureSetUplinkPerCC.h"
+#include "FeatureSetDownlinkPerCC.h"
+#include "FeatureSets.h"
+#include "RF-Parameters.h"
+#include "UE-NR-Capability.h"
+#include "ProtocolExtensionContainer.h"
+#include "CellGroupConfigRrc.h"
+#include "MAC-CellGroupConfig.h"
+#include "SchedulingRequestConfig.h"
+#include "SchedulingRequestToAddMod.h"
+#include "BSR-Config.h"
+#include "TAG-Config.h"
+#include "TAG.h"
+#include "PHR-Config.h"
+#include "RLC-Config.h"
+#include "UL-AM-RLC.h"
+#include "DL-AM-RLC.h"
+#include "LogicalChannelConfig.h"
+#include "RLC-BearerConfig.h"
+#include "PhysicalCellGroupConfig.h"
+#include "SpCellConfig.h"
+#include "ServingCellConfig.h"
+#include "ControlResourceSet.h"
+#include "SearchSpace.h"
+#include "PDCCH-Config.h"
+#include "PDSCH-TimeDomainResourceAllocation.h"
+#include "PDSCH-TimeDomainResourceAllocationList.h"
+#include "DMRS-DownlinkConfig.h"
+#include "PDSCH-Config.h"
+#include "BWP-DownlinkDedicated.h"
+#include "PUSCH-TimeDomainResourceAllocation.h"
+#include "PUSCH-TimeDomainResourceAllocationList.h"
+#include "DMRS-UplinkConfig.h"
+#include "PUSCH-Config.h"
+#include "SRS-ResourceId.h"
+#include "SRS-Resource.h"
+#include "SRS-ResourceSet.h"
+#include "SRS-Config.h"
+#include "PUCCH-Config.h"
+#include "PUCCH-ResourceSet.h"
+#include "PUCCH-Resource.h"
+#include "PUCCH-format1.h"
+#include "PUCCH-FormatConfig.h"
+#include "BWP-UplinkDedicated.h"
+#include "PUSCH-ServingCellConfig.h"
+#include "UplinkConfig.h"
+#include "PDSCH-ServingCellConfig.h"
+#include "EUTRANQoS.h"
+#include "GBR-QosInformation.h"
+#include "DRBs-ToBeSetupMod-List.h"
+#include "DRBs-ToBeSetupMod-Item.h"
+#include "DRBs-Setup-Item.h"
+#include "DLUPTNLInformation-ToBeSetup-List.h"
+#include "DLUPTNLInformation-ToBeSetup-Item.h"
+#include "UPTransportLayerInformation.h"
+#include "GTPTunnel.h"
+#include "QoSInformation.h"
+#include "Cells-to-be-Activated-List.h"
+#include "DL-CCCH-Message.h"
+#include "SRB-ToAddModList.h"
+#include "SRB-ToAddMod.h"
+#include "RRCSetup-IEs.h"
+#include "RRCSetup.h"
+#include "DL-DCCH-Message.h"
+#include "RRCReconfiguration-IEs.h"
+#include "RRCReconfiguration.h"
+#include "DRB-ToAddModList.h"
+#include "DRB-ToAddMod.h"
+#include "SDAP-Config.h"
+#include "SSB-MTC.h"
+#include "MeasTiming.h"
+#include "MeasTimingList.h"
+#include "MeasurementTimingConfigurationRrc-IEs.h"
+#include "MeasurementTimingConfigurationRrc.h"
+#include "PDCP-Config.h"
+#include "RSRP-Range.h"
+#include "RSRQ-Range.h"
+#include "SINR-Range.h"
+#include "ThresholdNR.h"
+#include "MeasObjectToAddMod.h"
+#include "MeasObjectNR.h"
+#include "MeasObjectToAddModList.h"
+#include "EventTriggerConfig.h"
+#include "ReportConfigNR.h"
+#include "ReportConfigToAddMod.h"
+#include "ReportConfigToAddModList.h"
+#include "MeasIdToAddMod.h"
+#include "MeasIdToAddModList.h"
+#include "FilterCoefficient.h"
+#include "QuantityConfigNR.h"
+#include "QuantityConfig.h"
+#include "MeasConfigRrc.h"
+#include "AS-Config.h"
+#include "RRCReconfiguration-v1530-IEs.h"
+
 #include "cu_stub_sctp.h"
+#include "cu_stub_egtp.h"
 #include "cu_f1ap_msg_hdl.h"
+#include "cu_stub.h"
+
+uint8_t fillCellGrpCfg(CuUeCb *ueCb, OCTET_STRING_t *cellGrp, bool updateAllRbCfg);
+uint8_t fillRrcReconfig(CuUeCb *ueCb, RRCReconfiguration_t *rrcReconfig, bool updateAllRbCfg);
 
 /*******************************************************************
-*
-* @brief Sends F1 msg over SCTP
-*
-* @details
-*
-*    Function : SendF1APMsg
-*
-*    Functionality: Sends F1 msg over SCTP
-*
-* @params[in] Region region
-*             Pool pool
-* @return ROK     - success
-*         RFAILED - failure
-*
-* ****************************************************************/
-S16 SendF1APMsg(Region region, Pool pool)
+ *
+ * @brief Sends F1 msg over SCTP
+ *
+ * @details
+ *
+ *    Function : SendF1APMsg
+ *
+ *    Functionality: Sends F1 msg over SCTP
+ *
+ * @params[in] Region region
+ *             Pool pool
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+S16 SendF1APMsg(Region region, Pool pool, uint32_t duId)
 {
    Buffer *mBuf = NULLP;
 
@@ -49,17 +161,17 @@ S16 SendF1APMsg(Region region, Pool pool)
       if(ODU_ADD_POST_MSG_MULT((Data *)encBuf, encBufSize, mBuf) == ROK)
       {
          ODU_PRINT_MSG(mBuf, 0,0);
-         if(sctpSend(mBuf) != ROK)
+
+         if(sctpSend(duId, mBuf) != ROK)
          {
-            DU_LOG("\nF1AP : SCTP Send failed");
+            DU_LOG("\nERROR  -->  F1AP : SCTP Send failed");
             ODU_PUT_MSG_BUF(mBuf);
             return RFAILED;
          }
       }
       else
       {
-         DU_LOG("\nF1AP : ODU_ADD_POST_MSG_MULT failed");
+         DU_LOG("\nERROR  -->  F1AP : ODU_ADD_POST_MSG_MULT failed");
          ODU_PUT_MSG_BUF(mBuf);
          return RFAILED;
       }
@@ -67,7 +179,7 @@ S16 SendF1APMsg(Region region, Pool pool)
    }
    else
    {
-      DU_LOG("\nF1AP : Failed to allocate memory");
+      DU_LOG("\nERROR  -->  F1AP : Failed to allocate memory");
       return RFAILED;
    }
 
@@ -92,11 +204,7 @@ S16 SendF1APMsg(Region region, Pool pool)
 
 S16 BuildNrCellId(BIT_STRING_t *nrcell)
 {
-   U8 tmp;
-   for (tmp = 0 ; tmp < nrcell->size-1; tmp++)
-   {
-      nrcell->buf[tmp] = 0;
-   }
+   memset(nrcell->buf, 0, nrcell->size);
    nrcell->buf[4]   = 16; 
    nrcell->bits_unused = 4;
    nrcell->size = 5 * sizeof(uint8_t);
@@ -121,23 +229,23 @@ S16 BuildNrCellId(BIT_STRING_t *nrcell)
  *         RFAILED - failure
  *
  * ****************************************************************/
-S16 BuildAndSendF1SetupRsp()
+uint8_t BuildAndSendF1SetupRsp(uint32_t duId, BIT_STRING_t *nrcellId)
 {
-   U8    idx,ieIdx;
-   U8    elementCnt,cellCnt;
+   uint8_t    idx,ieIdx;
+   uint8_t    elementCnt,cellCnt;
    F1AP_PDU_t         *f1apMsg = NULL;
    F1SetupResponse_t  *f1SetupRsp;
    GNB_CU_Name_t      *cuName;
    Cells_to_be_Activated_List_t *cellToActivate;
    RRC_Version_t      *rrcVer;
    asn_enc_rval_t     encRetVal; 
-   DU_LOG("\nF1AP : Building F1 Setup Response\n");
+   DU_LOG("\nINFO  -->  F1AP : Building F1 Setup Response\n");
 
    /* Allocate the memory for F1SetupRequest_t */
    CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t)); 
    if(f1apMsg == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
       return RFAILED;
    }
    f1apMsg->present =  F1AP_PDU_PR_successfulOutcome;
@@ -145,7 +253,7 @@ S16 BuildAndSendF1SetupRsp()
    CU_ALLOC(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
    if(f1apMsg->choice.successfulOutcome == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;  
    }
@@ -153,7 +261,7 @@ S16 BuildAndSendF1SetupRsp()
    f1apMsg->choice.successfulOutcome->procedureCode = ProcedureCode_id_F1Setup;
    f1apMsg->choice.successfulOutcome->criticality = Criticality_reject;
    f1apMsg->choice.successfulOutcome->value.present = \
-                                                     SuccessfulOutcome__value_PR_F1SetupResponse;
+                                                      SuccessfulOutcome__value_PR_F1SetupResponse;
    f1SetupRsp = &f1apMsg->choice.successfulOutcome->value.choice.F1SetupResponse;
 
    elementCnt = 4;
@@ -161,10 +269,10 @@ S16 BuildAndSendF1SetupRsp()
    f1SetupRsp->protocolIEs.list.size = elementCnt*sizeof(F1SetupResponseIEs_t *);
 
    CU_ALLOC(f1SetupRsp->protocolIEs.list.array, \
-        elementCnt * sizeof(F1SetupResponseIEs_t *));
+         elementCnt * sizeof(F1SetupResponseIEs_t *));
    if(f1SetupRsp->protocolIEs.list.array == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for F1ResponseIEs failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1ResponseIEs failed");
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -173,15 +281,15 @@ S16 BuildAndSendF1SetupRsp()
    for(idx=0; idx<elementCnt; idx++)
    {
       CU_ALLOC(f1SetupRsp->protocolIEs.list.array[idx], \
-           sizeof(F1SetupResponseIEs_t)); 
+            sizeof(F1SetupResponseIEs_t)); 
       if(f1SetupRsp->protocolIEs.list.array[idx] == NULLP)
       {  
-        CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-              elementCnt * sizeof(F1SetupResponseIEs_t *));
-        CU_FREE(f1apMsg->choice.successfulOutcome, \
-              sizeof(SuccessfulOutcome_t));
-        CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-        return RFAILED;
+         CU_FREE(f1SetupRsp->protocolIEs.list.array,\
+               elementCnt * sizeof(F1SetupResponseIEs_t *));
+         CU_FREE(f1apMsg->choice.successfulOutcome, \
+               sizeof(SuccessfulOutcome_t));
+         CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+         return RFAILED;
       }    
    }
 
@@ -190,61 +298,61 @@ S16 BuildAndSendF1SetupRsp()
    f1SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID;
    f1SetupRsp->protocolIEs.list.array[idx]->criticality = Criticality_reject;
    f1SetupRsp->protocolIEs.list.array[idx]->value.present = \
-                                                           F1SetupResponseIEs__value_PR_TransactionID;
+                                                            F1SetupResponseIEs__value_PR_TransactionID;
    f1SetupRsp->protocolIEs.list.array[idx]->value.choice.TransactionID =\
-                                                                       TRANS_ID;
+                                                                        TRANS_ID;
 
    /*CU Name*/
    idx++;
    f1SetupRsp->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_gNB_CU_Name;
    f1SetupRsp->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
    f1SetupRsp->protocolIEs.list.array[idx]->value.present = \
-                                                           F1SetupResponseIEs__value_PR_GNB_CU_Name;
+                                                            F1SetupResponseIEs__value_PR_GNB_CU_Name;
    cuName = &f1SetupRsp->protocolIEs.list.array[idx]->value.choice.GNB_CU_Name;
-   cuName->size = sizeof(cuCfgParams.cuName);
+   cuName->size = sizeof(cuCb.cuCfgParams.cuName);
 
    CU_ALLOC(cuName->buf, sizeof(cuName->size)); 
    if(cuName->buf == NULLP)
    {
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx],\
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx],\
+               sizeof(F1SetupResponseIEs_t));
       }
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome,\
-           sizeof(SuccessfulOutcome_t));
+            sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
-   strcpy((char*)cuName->buf, (char*)cuCfgParams.cuName);
+   strcpy((char*)cuName->buf, (char*)cuCb.cuCfgParams.cuName);
 
    /*Cells to be activated list*/
    idx++;
    f1SetupRsp->protocolIEs.list.array[idx]->id = \
-                                                ProtocolIE_ID_id_Cells_to_be_Activated_List ;
+                                                 ProtocolIE_ID_id_Cells_to_be_Activated_List ;
    f1SetupRsp->protocolIEs.list.array[idx]->criticality = Criticality_reject;
    f1SetupRsp->protocolIEs.list.array[idx]->value.present = \
-                                                           F1SetupResponseIEs__value_PR_Cells_to_be_Activated_List;
+                                                            F1SetupResponseIEs__value_PR_Cells_to_be_Activated_List;
    cellToActivate = &f1SetupRsp->protocolIEs.list.array[idx]->value.choice.\
-                   Cells_to_be_Activated_List;
+                    Cells_to_be_Activated_List;
    cellCnt=1;
    cellToActivate->list.count = cellCnt;
    cellToActivate->list.size = \
-                              cellCnt*sizeof(struct Cells_to_be_Activated_List_ItemIEs  *);
+                               cellCnt*sizeof(struct Cells_to_be_Activated_List_ItemIEs  *);
    CU_ALLOC(cellToActivate->list.array,\
-        sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
+         sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
    if(cellToActivate->list.array == NULLP)
    {
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx],\
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx],\
+               sizeof(F1SetupResponseIEs_t));
       }
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -254,133 +362,133 @@ S16 BuildAndSendF1SetupRsp()
       CU_ALLOC(cellToActivate->list.array[ieIdx],sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
       if(cellToActivate->list.array[ieIdx] == NULLP)
       {
-        CU_FREE(cellToActivate->list.array,\
-              sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
-        CU_FREE(cuName->buf, sizeof(cuName->size));
-        for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
-        {
-           CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-                 sizeof(F1SetupResponseIEs_t));
-        }
-        CU_FREE(f1SetupRsp->protocolIEs.list.array, \
-              elementCnt * sizeof(F1SetupResponseIEs_t *));
-        CU_FREE(f1apMsg->choice.successfulOutcome, \
-              sizeof(SuccessfulOutcome_t));
-        CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-        return RFAILED;
+         CU_FREE(cellToActivate->list.array,\
+               sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
+         CU_FREE(cuName->buf, sizeof(cuName->size));
+         for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
+         {
+            CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+                  sizeof(F1SetupResponseIEs_t));
+         }
+         CU_FREE(f1SetupRsp->protocolIEs.list.array, \
+               elementCnt * sizeof(F1SetupResponseIEs_t *));
+         CU_FREE(f1apMsg->choice.successfulOutcome, \
+               sizeof(SuccessfulOutcome_t));
+         CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+         return RFAILED;
       }
    }
    cellToActivate->list.array[0]->id = \
-                                      ProtocolIE_ID_id_Cells_to_be_Activated_List_Item;
+                                       ProtocolIE_ID_id_Cells_to_be_Activated_List_Item;
    cellToActivate->list.array[0]->criticality = Criticality_ignore;
    cellToActivate->list.array[0]->value.present = \
-                                                 Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item;
+                                                  Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item;
    cellToActivate->list.array[0]->value.choice.Cells_to_be_Activated_List_Item.\
       nRCGI.pLMN_Identity.size = 3*sizeof(uint8_t);
    CU_ALLOC(cellToActivate->list.array[0]->\
-        value.choice.Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf,\
-        3*sizeof(uint8_t));
+         value.choice.Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf,\
+         3*sizeof(uint8_t));
    if(cellToActivate->list.array[0]->value.choice.\
-        Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf == NULLP)
+         Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf == NULLP)
    {
 
       for(ieIdx=0; ieIdx<cellCnt; ieIdx++)
       {
-        CU_FREE(cellToActivate->list.array[ieIdx],\
-              sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
+         CU_FREE(cellToActivate->list.array[ieIdx],\
+               sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
       }
 
       CU_FREE(cellToActivate->list.array,\
-           sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
+            sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       }
       CU_FREE(f1SetupRsp->protocolIEs.list.array, \
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, \
-           sizeof(SuccessfulOutcome_t));
+            sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
-   buildPlmnId(cuCfgParams.plmn , &cellToActivate->list.array[0]->value.choice.\
-        Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity);
+   buildPlmnId(cuCb.cuCfgParams.plmn , cellToActivate->list.array[0]->value.choice.\
+         Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf);
    cellToActivate->list.array[0]->value.choice.Cells_to_be_Activated_List_Item.\
       nRCGI.nRCellIdentity.size = 5;
    CU_ALLOC(cellToActivate->list.array[0]->value.choice.\
-        Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity.buf,\
-        5*sizeof(uint8_t));
+         Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity.buf,\
+         5*sizeof(uint8_t));
    if(cellToActivate->list.array[0]->value.choice.\
-        Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity.buf == NULLP)
+         Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity.buf == NULLP)
    {
       CU_FREE(cellToActivate->list.array[0]->\
-           value.choice.Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf,\
-           3*sizeof(uint8_t));
+            value.choice.Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity.buf,\
+            3*sizeof(uint8_t));
       for(ieIdx=0; ieIdx<cellCnt; ieIdx++)
       {
-        CU_FREE(cellToActivate->list.array[ieIdx],\
-              sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
+         CU_FREE(cellToActivate->list.array[ieIdx],\
+               sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
       }
 
       CU_FREE(cellToActivate->list.array,\
-           sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
+            sizeof(struct Cells_to_be_Activated_List_ItemIEs  *));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       }
       CU_FREE(f1SetupRsp->protocolIEs.list.array, \
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, \
-           sizeof(SuccessfulOutcome_t));
+            sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
-   BuildNrCellId(&(cellToActivate->list.array[0]->value.choice.Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity));
+   memcpy(&cellToActivate->list.array[0]->value.choice.Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity, nrcellId, sizeof(BIT_STRING_t)); 
    /* RRC Version */
    idx++;
    f1SetupRsp->protocolIEs.list.array[idx]->id = \
-                                                ProtocolIE_ID_id_GNB_CU_RRC_Version;
+                                                 ProtocolIE_ID_id_GNB_CU_RRC_Version;
    f1SetupRsp->protocolIEs.list.array[idx]->criticality = Criticality_reject;
    f1SetupRsp->protocolIEs.list.array[idx]->value.present = \
-                                                           F1SetupResponseIEs__value_PR_RRC_Version;
+                                                            F1SetupResponseIEs__value_PR_RRC_Version;
    rrcVer = &f1SetupRsp->protocolIEs.list.array[idx]->value.choice.RRC_Version;
    rrcVer->latest_RRC_Version.size = RRC_SIZE; 
 
-   CU_ALLOC(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+   CU_ALLOC(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
    if(rrcVer->latest_RRC_Version.buf == NULLP)
    {  
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; idx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       } 
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
 
    /* Need to check RRC Version */
-   rrcVer->latest_RRC_Version.buf[0] = cuCfgParams.rrcVersion.rrcVer; 
+   rrcVer->latest_RRC_Version.buf[0] = cuCb.cuCfgParams.rrcVersion.rrcVer; 
    rrcVer->latest_RRC_Version.bits_unused = 5; //TODO: pick from cuCfgParam. If not present, add it
    CU_ALLOC(rrcVer->iE_Extensions,sizeof(ProtocolExtensionContainer_4624P81_t));
    if(rrcVer->iE_Extensions == NULLP)
    {
-      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       } 
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -388,73 +496,73 @@ S16 BuildAndSendF1SetupRsp()
    rrcVer->iE_Extensions->list.count = 1;
    rrcVer->iE_Extensions->list.size = sizeof(struct RRC_Version_ExtIEs *);
    CU_ALLOC(rrcVer->iE_Extensions->list.array,\
-        sizeof(struct RRC_Version_ExtIEs *));
+         sizeof(struct RRC_Version_ExtIEs *));
    if(rrcVer->iE_Extensions->list.array == NULLP)
    {
       CU_FREE(rrcVer->iE_Extensions,\
-           sizeof(ProtocolExtensionContainer_4624P81_t));
-      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+            sizeof(ProtocolExtensionContainer_4624P81_t));
+      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       } 
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
    CU_ALLOC(rrcVer->iE_Extensions->list.array[0],\
-        sizeof(struct RRC_Version_ExtIEs));
+         sizeof(struct RRC_Version_ExtIEs));
    if(rrcVer->iE_Extensions->list.array[0] == NULLP)
    {
       CU_FREE(rrcVer->iE_Extensions->list.array,\
-           sizeof(struct RRC_Version_ExtIEs *));
+            sizeof(struct RRC_Version_ExtIEs *));
       CU_FREE(rrcVer->iE_Extensions,\
-           sizeof(ProtocolExtensionContainer_4624P81_t));
-      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+            sizeof(ProtocolExtensionContainer_4624P81_t));
+      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       } 
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
    rrcVer->iE_Extensions->list.array[0]->id = \
-                                             ProtocolIE_ID_id_latest_RRC_Version_Enhanced;
+                                              ProtocolIE_ID_id_latest_RRC_Version_Enhanced;
    rrcVer->iE_Extensions->list.array[0]->criticality = Criticality_reject;
    rrcVer->iE_Extensions->list.array[0]->extensionValue.present = \
-                                                                 RRC_Version_ExtIEs__extensionValue_PR_Latest_RRC_Version_Enhanced;
+                                                                  RRC_Version_ExtIEs__extensionValue_PR_Latest_RRC_Version_Enhanced;
    rrcVer->iE_Extensions->list.array[0]->extensionValue.choice.\
-      Latest_RRC_Version_Enhanced.size = 3*sizeof(U8);
+      Latest_RRC_Version_Enhanced.size = 3*sizeof(uint8_t);
    CU_ALLOC(rrcVer->iE_Extensions->list.\
-        array[0]->extensionValue.choice.Latest_RRC_Version_Enhanced.buf,\
-        3*sizeof(U8));
+         array[0]->extensionValue.choice.Latest_RRC_Version_Enhanced.buf,\
+         3*sizeof(uint8_t));
    if(rrcVer->iE_Extensions->list.\
-        array[0]->extensionValue.choice.Latest_RRC_Version_Enhanced.buf == NULLP)
+         array[0]->extensionValue.choice.Latest_RRC_Version_Enhanced.buf == NULLP)
    {
       CU_FREE(rrcVer->iE_Extensions->list.array[0],\
-           sizeof(struct RRC_Version_ExtIEs));
+            sizeof(struct RRC_Version_ExtIEs));
       CU_FREE(rrcVer->iE_Extensions->list.array,\
-           sizeof(struct RRC_Version_ExtIEs *));
+            sizeof(struct RRC_Version_ExtIEs *));
       CU_FREE(rrcVer->iE_Extensions,\
-           sizeof(ProtocolExtensionContainer_4624P81_t));
-      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+            sizeof(ProtocolExtensionContainer_4624P81_t));
+      CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
       CU_FREE(cuName->buf, sizeof(cuName->size));
       for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-        CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
-              sizeof(F1SetupResponseIEs_t));
+         CU_FREE(f1SetupRsp->protocolIEs.list.array[ieIdx], \
+               sizeof(F1SetupResponseIEs_t));
       } 
       CU_FREE(f1SetupRsp->protocolIEs.list.array,\
-           elementCnt * sizeof(F1SetupResponseIEs_t *));
+            elementCnt * sizeof(F1SetupResponseIEs_t *));
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -469,12 +577,12 @@ S16 BuildAndSendF1SetupRsp()
    xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
 
    /* Encode the F1SetupRequest type as UPER */
-   cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
+   memset(encBuf, 0, ENC_BUF_MAX_LEN);
    encBufSize = 0;
    encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
 
    /* Clean up */
-   CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
+   CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(uint8_t));
    CU_FREE(cuName->buf, sizeof(cuName->size));
    for(idx=0; idx<elementCnt; idx++)
    {
@@ -487,23 +595,23 @@ S16 BuildAndSendF1SetupRsp()
    /* Check encode results */
    if(encRetVal.encoded == ENCODE_FAIL)
    {
-      DU_LOG("\nF1AP : Could not encode F1SetupResponse structure (at %s)\n",\
-           encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+      DU_LOG("\nERROR  -->  F1AP : Could not encode F1SetupResponse structure (at %s)\n",\
+            encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
       return RFAILED;   
    } 
    else 
    {
-      DU_LOG("\nF1AP : Created APER encoded buffer for F1SetupResponse\n");
+      DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for F1SetupResponse\n");
       for(int i=0; i< encBufSize; i++)
       {
-        printf("%x",encBuf[i]);
+         DU_LOG("%x",encBuf[i]);
       } 
    }
 
    /* Sending msg */
-   if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
+   if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, duId) != ROK)
    {
-      DU_LOG("\nF1AP : Sending F1 Setup Response failed");      
+      DU_LOG("\nERROR  -->  F1AP : Sending F1 Setup Response failed");      
       return RFAILED;
    }
 
@@ -521,29 +629,28 @@ S16 BuildAndSendF1SetupRsp()
  *    Functionality: Constructs the DU Update Acknowledge message and sends
  *                   it to the DU through SCTP.
  *
- * @params[in] void **buf,Buffer to which encoded pattern is written into
- * @params[in] int *size,size of buffer
+ * @params[in] 
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
 
-S16 BuildAndSendDUUpdateAck()
+uint8_t BuildAndSendDUUpdateAck(uint32_t duId)
 {
-   U8   idx;
-   U8   elementCnt;
+   uint8_t   idx;
+   uint8_t   elementCnt;
    F1AP_PDU_t *f1apMsg = NULL;
    GNBDUConfigurationUpdateAcknowledge_t *gNBDuCfgAck;
    asn_enc_rval_t enRetVal; /* Encoder return value */
 
-   DU_LOG("\nF1AP : Building GNB-DU Config Update Ack\n");
+   DU_LOG("\nINFO  -->  F1AP : Building GNB-DU Config Update Ack\n");
 
    /* Allocate the memory for F1SetupRequest_t */
    CU_ALLOC(f1apMsg, (Size)sizeof(F1AP_PDU_t));
    if(f1apMsg == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
       return RFAILED;
    }
 
@@ -552,7 +659,7 @@ S16 BuildAndSendDUUpdateAck()
    CU_ALLOC(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
    if(f1apMsg->choice.successfulOutcome == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
@@ -570,7 +677,7 @@ S16 BuildAndSendDUUpdateAck()
    CU_ALLOC(gNBDuCfgAck->protocolIEs.list.array, elementCnt * sizeof(GNBDUConfigurationUpdateAcknowledgeIEs_t *));
    if(gNBDuCfgAck->protocolIEs.list.array == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation for DuUpdateAcknowledgeIEs failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for DuUpdateAcknowledgeIEs failed");
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg,(Size)sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -581,10 +688,10 @@ S16 BuildAndSendDUUpdateAck()
       CU_ALLOC(gNBDuCfgAck->protocolIEs.list.array[idx], sizeof(GNBDUConfigurationUpdateAcknowledgeIEs_t));
       if(gNBDuCfgAck->protocolIEs.list.array[idx] == NULLP)
       {
-        CU_FREE(gNBDuCfgAck->protocolIEs.list.array, elementCnt * sizeof(GNBDUConfigurationUpdateAcknowledgeIEs_t *));
-        CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
-        CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-        return RFAILED;
+         CU_FREE(gNBDuCfgAck->protocolIEs.list.array, elementCnt * sizeof(GNBDUConfigurationUpdateAcknowledgeIEs_t *));
+         CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
+         CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+         return RFAILED;
       }
    }
 
@@ -592,13 +699,14 @@ S16 BuildAndSendDUUpdateAck()
    idx = 0;
    gNBDuCfgAck->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID ;
    gNBDuCfgAck->protocolIEs.list.array[idx]->criticality = Criticality_reject;
-   gNBDuCfgAck->protocolIEs.list.array[idx]->value.present = GNBDUConfigurationUpdateAcknowledgeIEs__value_PR_TransactionID;
+   gNBDuCfgAck->protocolIEs.list.array[idx]->value.present =\
+   GNBDUConfigurationUpdateAcknowledgeIEs__value_PR_TransactionID;
    gNBDuCfgAck->protocolIEs.list.array[idx]->value.choice.TransactionID = TRANS_ID;
 
    xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
 
    /* Encode the F1SetupRequest type as UPER */
-   cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
+   memset(encBuf, 0, ENC_BUF_MAX_LEN);
    encBufSize = 0;
    enRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
 
@@ -614,28 +722,31 @@ S16 BuildAndSendDUUpdateAck()
    /* Checking encode results */
    if(enRetVal.encoded == ENCODE_FAIL) 
    {
-      DU_LOG("\nF1AP : Could not encode DUConfigUpdateAcknowledge structure (at %s)",enRetVal.failed_type ? enRetVal.failed_type->name : "unknown");
+      DU_LOG("\nERROR  -->  F1AP : Could not encode DUConfigUpdateAcknowledge structure (at %s)",\
+      enRetVal.failed_type ? enRetVal.failed_type->name : "unknown");
       return RFAILED; 
    } 
    else 
    {
-      DU_LOG("\nF1AP : Created APER encoded buffer for DuConfigUpdateAcknowledge\n");  
+      DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for DuConfigUpdateAcknowledge\n");  
       for(int i=0; i< encBufSize; i++)
       {
-        printf("%x",encBuf[i]);
+         DU_LOG("%x",encBuf[i]);
       } 
    }
 
    /* Sending msg */
-   if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
+   /* TODO : Hardcoding DU ID to 1 for messages other than F1 Setup Response. This will be made generic in future gerrit */
+   if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, duId) != ROK)
    {
-      DU_LOG("\nF1AP : Sending GNB-DU Config Update Ack failed");
+      DU_LOG("\nERROR  -->  F1AP : Sending GNB-DU Config Update Ack failed");
       return RFAILED;
    }
 
    return ROK;
 
 }/* End of BuildAndSendDUUpdateAck*/
+
 /*******************************************************************
 *
 * @brief deallocating the memory of  F1reset msg
@@ -654,155 +765,156 @@ S16 BuildAndSendDUUpdateAck()
 * ****************************************************************/
 void FreeF1ResetReq(F1AP_PDU_t *f1apMsg)
 {
-    uint8_t idx = 0;
-    Reset_t *f1ResetMsg = NULLP;
+   uint8_t idx = 0;
+   Reset_t *f1ResetMsg = NULLP;
 
-    if(f1apMsg)
-    {
-       if(f1apMsg->choice.initiatingMessage)
-       {
-          f1ResetMsg = &f1apMsg->choice.initiatingMessage->value.choice.Reset;
-          if(f1ResetMsg->protocolIEs.list.array)
-          {
-             for(idx=0 ;idx < f1ResetMsg->protocolIEs.list.count ; idx++)
-             {
-                 if(f1ResetMsg->protocolIEs.list.array[idx])
-                 {
-                    CU_FREE(f1ResetMsg->protocolIEs.list.array[idx],sizeof(ResetIEs_t));
-                 }
-             }
-             CU_FREE(f1ResetMsg->protocolIEs.list.array,f1ResetMsg->protocolIEs.list.size);
-          }
-          CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
-       }
-       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-    }
+   if(f1apMsg)
+   {
+      if(f1apMsg->choice.initiatingMessage)
+      {
+        f1ResetMsg = &f1apMsg->choice.initiatingMessage->value.choice.Reset;
+        if(f1ResetMsg->protocolIEs.list.array)
+        {
+           for(idx=0 ;idx < f1ResetMsg->protocolIEs.list.count ; idx++)
+           {
+              if(f1ResetMsg->protocolIEs.list.array[idx])
+              {
+                 CU_FREE(f1ResetMsg->protocolIEs.list.array[idx],sizeof(ResetIEs_t));
+              }
+           }
+           CU_FREE(f1ResetMsg->protocolIEs.list.array,f1ResetMsg->protocolIEs.list.size);
+        }
+        CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
 }
 /*******************************************************************
-*
-* @brief build ansld ans send f1reset msg 
-*
-* @details
-*
-*    Function : BuildAndSendF1ResetReq
-*
-*    Functionality: build and send f1reset msg 
-*
-* @return ROK     - success
-*         RFAILED - failure
-*
-* ****************************************************************/
+ *
+ * @brief build ansld ans send f1reset msg 
+ *
+ * @details
+ *
+ *    Function : BuildAndSendF1ResetReq
+ *
+ *    Functionality: build and send f1reset msg 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
 uint8_t BuildAndSendF1ResetReq()
 {
-    uint8_t          elementCnt=0;
-    uint8_t          idx=0;
-    uint8_t          ret= RFAILED;
-    Reset_t          *f1ResetMsg = NULLP;
-    F1AP_PDU_t       *f1apMsg = NULLP;
-    asn_enc_rval_t   encRetVal;
-    DU_LOG("\nF1AP : Building F1 Reset request \n");
-    do
-    {
-       CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
-       if(f1apMsg == NULLP)
-       {
-          DU_LOG("\nF1AP : Memory allocation for the BuildAndSendF1ResetReq's F1AP-PDU failed"); 
-         break;
-       }
-       f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
-       CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
-       if(f1apMsg->choice.initiatingMessage == NULLP)
-       {
-          DU_LOG("\nF1AP : Memory allocation for BuildAndSendF1ResetReq failed");
-          break;
-       }
-       f1apMsg->choice.initiatingMessage->procedureCode = ProcedureCode_id_Reset;
-       f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
-       f1apMsg->choice.initiatingMessage->value.present = InitiatingMessage__value_PR_Reset;
+   uint8_t          elementCnt=0;
+   uint8_t          idx=0;
+   uint8_t          ret= RFAILED;
+   Reset_t          *f1ResetMsg = NULLP;
+   F1AP_PDU_t       *f1apMsg = NULLP;
+   asn_enc_rval_t   encRetVal;
+   DU_LOG("\nINFO  -->  F1AP : Building F1 Reset request \n");
+   do
+   {
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for the BuildAndSendF1ResetReq's F1AP-PDU failed"); 
+         break;
+      }
+      f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
+      CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      if(f1apMsg->choice.initiatingMessage == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for BuildAndSendF1ResetReq failed");
+         break;
+      }
+      f1apMsg->choice.initiatingMessage->procedureCode = ProcedureCode_id_Reset;
+      f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
+      f1apMsg->choice.initiatingMessage->value.present = InitiatingMessage__value_PR_Reset;
 
-       f1ResetMsg = &f1apMsg->choice.initiatingMessage->value.choice.Reset;
+      f1ResetMsg = &f1apMsg->choice.initiatingMessage->value.choice.Reset;
 
-       elementCnt = 3;
-       f1ResetMsg->protocolIEs.list.count = elementCnt;
-       f1ResetMsg->protocolIEs.list.size = elementCnt * sizeof(ResetIEs_t *);
+      elementCnt = 3;
+      f1ResetMsg->protocolIEs.list.count = elementCnt;
+      f1ResetMsg->protocolIEs.list.size = elementCnt * sizeof(ResetIEs_t *);
 
-       /* Initialize the F1Reset members */
-       CU_ALLOC(f1ResetMsg->protocolIEs.list.array,f1ResetMsg->protocolIEs.list.size);
-       if(f1ResetMsg->protocolIEs.list.array == NULLP)
-       {
-          DU_LOG("\nF1AP : Memory allocation failed for BuildAndSendF1ResetReq");
-         break;
-       }
-       for(idx=0; idx<elementCnt; idx++)
-       {
-           CU_ALLOC(f1ResetMsg->protocolIEs.list.array[idx],sizeof(ResetIEs_t));
-           if(f1ResetMsg->protocolIEs.list.array[idx] == NULLP)
-           {
-             DU_LOG("\nF1AP : Memory allocation failed for BuildAndSendF1ResetReq msg array");
-              break;
-           }
-       }
+      /* Initialize the F1Reset members */
+      CU_ALLOC(f1ResetMsg->protocolIEs.list.array,f1ResetMsg->protocolIEs.list.size);
+      if(f1ResetMsg->protocolIEs.list.array == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for BuildAndSendF1ResetReq");
+         break;
+      }
+      for(idx=0; idx<elementCnt; idx++)
+      {
+         CU_ALLOC(f1ResetMsg->protocolIEs.list.array[idx],sizeof(ResetIEs_t));
+         if(f1ResetMsg->protocolIEs.list.array[idx] == NULLP)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for BuildAndSendF1ResetReq msg array");
+            break;
+         }
+      }
 
-       /*TransactionID*/
-       idx=0;
-       f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID;
-       f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_reject;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_TransactionID;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.choice.TransactionID = 1;
-
-       /*Cause*/
-       idx++;
-       f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_Cause;
-       f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_Cause;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.choice.Cause.present = Cause_PR_radioNetwork;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.choice.Cause.choice.radioNetwork = CauseRadioNetwork_action_desirable_for_radio_reasons;
-
-       /*Reset Type*/
-       idx++;
-       f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_ResetType;
-       f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_reject;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_ResetType;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.choice.ResetType.present = ResetType_PR_f1_Interface;
-       f1ResetMsg->protocolIEs.list.array[idx]->value.choice.ResetType.choice.f1_Interface = ResetAll_reset_all;
-
-       xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
-
-       /* Encode the F1SetupRequest type as APER */
-       memset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
-       encBufSize = 0;
-       encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
-                   encBuf);
-
-       /* Encode results */
-       if(encRetVal.encoded == ENCODE_FAIL)
-       {
-          DU_LOG("\nF1AP : Could not encode F1Reset structure (at %s)\n",\
-                      encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
-          break;
-       }
-       else
-       {
-          DU_LOG("\nF1AP : Created APER encoded buffer for F1Reset\n");
-          for(idx=0; idx< encBufSize; idx++)
-          {
-             printf("%x",encBuf[idx]);
-          }
-       }
+      /*TransactionID*/
+      idx=0;
+      f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID;
+      f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_reject;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_TransactionID;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.choice.TransactionID = 1;
 
-       if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
-       {
-          DU_LOG("\nF1AP : Sending F1 Reset request failed");
-          break;
-       }
+      /*Cause*/
+      idx++;
+      f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_Cause;
+      f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_Cause;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.choice.Cause.present = Cause_PR_radioNetwork;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.choice.Cause.choice.radioNetwork = CauseRadioNetwork_action_desirable_for_radio_reasons;
 
-       ret = ROK;
-       break;
-    }while(true);
+      /*Reset Type*/
+      idx++;
+      f1ResetMsg->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_ResetType;
+      f1ResetMsg->protocolIEs.list.array[idx]->criticality = Criticality_reject;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.present = ResetIEs__value_PR_ResetType;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.choice.ResetType.present = ResetType_PR_f1_Interface;
+      f1ResetMsg->protocolIEs.list.array[idx]->value.choice.ResetType.choice.f1_Interface = ResetAll_reset_all;
 
-    FreeF1ResetReq(f1apMsg);
-    return ret;
- }
+      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+      /* Encode the F1SetupRequest type as APER */
+      memset(encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
+            encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Could not encode F1Reset structure (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for F1Reset\n");
+         for(idx=0; idx< encBufSize; idx++)
+         {
+            DU_LOG("%x",encBuf[idx]);
+         }
+      }
+
+      /* TODO : Hardcoding DU ID to 1 for messages other than F1 Setup Response. This will be made generic in future gerrit */
+      if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, DU_ID) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Sending F1 Reset request failed");
+         break;
+      }
+
+      ret = ROK;
+      break;
+   }while(true);
+
+   FreeF1ResetReq(f1apMsg);
+   return ret;
+}
 
 /*******************************************************************
  *
@@ -810,7 +922,7 @@ uint8_t BuildAndSendF1ResetReq()
  *
  * @details
  *
- *    Function : fillRadioBearerConfig
+ *    Function : fillSrbCfg
  *
  *    Functionality: Fills Radio Bearer Config
  *
@@ -820,40 +932,50 @@ uint8_t BuildAndSendF1ResetReq()
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t fillRadioBearerConfig(SRB_ToAddModList_t *bearerCfg)
+uint8_t fillSrbCfg(CuUeCb *ueCb, SRB_ToAddModList_t *bearerCfg)
 {
-   uint8_t elementCnt;
-   uint8_t idx;
-   uint8_t ied;
+   uint8_t elementCnt = 0;
+   uint8_t idx, ieId, srbIdx = 0;
+
+   for(srbIdx=0; srbIdx < ueCb->numSrb; srbIdx++)
+   {
+      if(ueCb->srbList[srbIdx].cfgSentToUe == false)
+         elementCnt++;
+   }
+
    if(bearerCfg != NULLP)
    {
-      elementCnt = 1;
       bearerCfg->list.count = elementCnt;
-      bearerCfg->list.size =\
-                           elementCnt * sizeof(SRB_ToAddMod_t *);
+      bearerCfg->list.size = elementCnt * sizeof(SRB_ToAddMod_t *);
       CU_ALLOC(bearerCfg->list.array, bearerCfg->list.size);
       if(bearerCfg->list.array != NULLP)
       {
-        for(idx = 0; idx < elementCnt; idx++)
-        {
-           CU_ALLOC(bearerCfg->list.array[idx], sizeof(SRB_ToAddMod_t));
-           if(bearerCfg->list.array[idx] == NULLP)
-           {
-              for(ied = 0; ied < idx; ied++)
-              {
-                 CU_FREE(bearerCfg->list.array[idx], sizeof(SRB_ToAddMod_t));
-              }
-              CU_FREE(bearerCfg->list.array, bearerCfg->list.size);
-              return RFAILED;
-           }
-        }
+         for(idx = 0; idx < elementCnt; idx++)
+         {
+            CU_ALLOC(bearerCfg->list.array[idx], sizeof(SRB_ToAddMod_t));
+            if(bearerCfg->list.array[idx] == NULLP)
+            {
+               for(ieId = 0; ieId < idx; ieId++)
+               {
+                  CU_FREE(bearerCfg->list.array[ieId], sizeof(SRB_ToAddMod_t));
+               }
+               CU_FREE(bearerCfg->list.array, bearerCfg->list.size);
+               return RFAILED;
+            }
+         }
       }
       else
       {
-        return RFAILED;
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for bearer list arry in fillSrbCfg");
+         return RFAILED;
       }
+
       idx = 0;
-      bearerCfg->list.array[idx]->srb_Identity = SRB1;
+      for(srbIdx=0; srbIdx < ueCb->numSrb; srbIdx++)
+      {
+         if(ueCb->srbList[srbIdx].cfgSentToUe == false)
+            bearerCfg->list.array[idx++]->srb_Identity = ueCb->srbList[srbIdx].srbId;
+      }
    }
    return ROK;
 }
@@ -875,22 +997,22 @@ uint8_t fillRadioBearerConfig(SRB_ToAddModList_t *bearerCfg)
  *
  * ****************************************************************/
 
-uint8_t fillMasterCellGroup(OCTET_STRING_t *masterCellGroup)
+uint8_t fillMasterCellGroup(CuUeCb *ueCb, OCTET_STRING_t *masterCellGroup)
 {
    uint8_t ret = ROK;
    masterCellGroup->buf = NULLP;
-   if(f1apMsgDb.duToCuContainer.buf)
+   if(ueCb->f1apMsgDb.duToCuContainer.buf)
    {
-      masterCellGroup->size = f1apMsgDb.duToCuContainer.size;
+      masterCellGroup->size = ueCb->f1apMsgDb.duToCuContainer.size;
       CU_ALLOC(masterCellGroup->buf, masterCellGroup->size);
       if(masterCellGroup->buf != NULLP)
       {
-        memcpy(masterCellGroup->buf, f1apMsgDb.duToCuContainer.buf,\
-              masterCellGroup->size);
+         memcpy(masterCellGroup->buf, ueCb->f1apMsgDb.duToCuContainer.buf, masterCellGroup->size);
       }
       else
       {
-        ret = RFAILED;
+         DU_LOG( "\nERROR  -->  F1AP : Master Cell Group buffer is NULL");
+         ret = RFAILED;
       }
    }
    else
@@ -917,52 +1039,60 @@ uint8_t fillMasterCellGroup(OCTET_STRING_t *masterCellGroup)
  *
  * ****************************************************************/
 
-uint8_t fillRRCSetupIE(RRCSetup_IEs_t *rrcSetupIE)
+uint8_t fillRRCSetupIE(CuUeCb *ueCb, RRCSetup_IEs_t *rrcSetupIE)
 {
-   uint8_t ret = ROK;
+   uint8_t ret = ROK, srbIdx = 0;
    if(rrcSetupIE)
    {
       CU_ALLOC(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
       if(rrcSetupIE->radioBearerConfig.srb_ToAddModList != NULLP)
       {
-        ret = fillRadioBearerConfig(rrcSetupIE->radioBearerConfig.srb_ToAddModList);
+         ret = fillSrbCfg(ueCb, rrcSetupIE->radioBearerConfig.srb_ToAddModList);
       }                
-      if(!ret)
+      if(ret == ROK)
       {
-        ret = fillMasterCellGroup(&rrcSetupIE->masterCellGroup);
+         ret = fillCellGrpCfg(ueCb, &rrcSetupIE->masterCellGroup, false);
       }
       else
       {
-        CU_FREE(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
-        ret = RFAILED;
+         CU_FREE(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+         ret = RFAILED;
+      }
+      
+      /* If SRB configuration are filled successfully in RRC Setup, mark these
+       * configurartion as sent to UE */
+      for(srbIdx=0; srbIdx < ueCb->numSrb; srbIdx++)
+      {
+         if(ueCb->srbList[srbIdx].cfgSentToUe == false)
+            ueCb->srbList[srbIdx].cfgSentToUe = true;
       }
    }
    return ret;
 }
 /*******************************************************************
  *
- * @brief Builds RRC Container IE required for DLRRCMessageTransfer
+ * @brief Fills DL DCCCH Message required for DLRRCMessageTransfer
  *
  * @details
  *
- *    Function : BuildDLRRCContainer
+ *    Function : fillDlCcchRrcMsg
  *
- *    Functionality: Builds RRC Container IE required for 
+ *    Functionality: Fills DL DCCCH Message required for 
  *                   DLRRCMessageTransfer
  *
- * @params[in] 
+ * @params[in] RRCContainer_t *rrcContainer
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
 
-uint8_t        BuildDLRRCContainer(RRCContainer_t *rrcContainer)
+uint8_t fillDlCcchRrcMsg(CuUeCb *ueCb, RRCContainer_t *rrcContainer)
 {
    uint8_t ret = ROK;
    uint16_t idx2;
    DL_CCCH_Message_t dl_CCCH_Msg;
-   asn_enc_rval_t        encRetVal;
+   asn_enc_rval_t    encRetVal;
 
    if(rrcContainer != NULLP)
    {
@@ -971,128 +1101,529 @@ uint8_t        BuildDLRRCContainer(RRCContainer_t *rrcContainer)
       CU_ALLOC(dl_CCCH_Msg.message.choice.c1 , sizeof(DL_CCCH_MessageType_t));
       if(dl_CCCH_Msg.message.choice.c1 != NULLP)
       {
-        dl_CCCH_Msg.message.choice.c1->present = DL_CCCH_MessageType__c1_PR_rrcSetup;
-        CU_ALLOC(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup, sizeof(RRCSetup_t));
-        if(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup != NULLP)
-        {
-           dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->rrc_TransactionIdentifier = 0;
-           dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->criticalExtensions.\
-              present = RRCSetup__criticalExtensions_PR_rrcSetup;
-           /* Fill RRC Setup IE */
-           CU_ALLOC(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->\
-                 criticalExtensions.choice.rrcSetup, sizeof(RRCSetup_IEs_t));
-           if(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->\
-                 criticalExtensions.choice.rrcSetup != NULLP)
-           {
-              ret = fillRRCSetupIE(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->\
-                    criticalExtensions.choice.rrcSetup);
-
-              if(!ret)
-              {
-                 /* encode DL-CCCH message into RRC Container */
-                 xer_fprint(stdout, &asn_DEF_DL_CCCH_MessageType, &dl_CCCH_Msg);
-                 cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
-                 encBufSize = 0;
-                 encRetVal = aper_encode(&asn_DEF_DL_CCCH_MessageType, 0, &dl_CCCH_Msg, PrepFinalEncBuf, encBuf);
-                 /* Encode results */
-                 if(encRetVal.encoded == ENCODE_FAIL)
-                 {
-                    DU_LOG( "\n F1AP : Could not encode RRCContainer (at %s)\n",\
-                          encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
-                    return RFAILED;
-                 }
-                 else
-                 {
-                    DU_LOG("\n F1AP : Created APER encoded buffer for RRCContainer\n");
-                    for(int i = 0; i< encBufSize; i++)
-                    {
-                       printf("%x",encBuf[i]);
-                    }
-                    rrcContainer->size = encBufSize;
-                    CU_ALLOC(rrcContainer->buf, rrcContainer->size);
-                    if(rrcContainer->buf != NULLP)
-                    {
-                       memset(rrcContainer->buf, 0, encBufSize);
-                       for(idx2 = 0; idx2 < encBufSize; idx2++)
-                       {
-                          rrcContainer->buf[idx2] =    encBuf[idx2];
-                       }
-                    }
-                 }
-              }
-              else
-              {
-                 ret = RFAILED;
-              }
-           }
-           else
-           {
-              DU_LOG("\nF1AP: Memory Alloc failed for RRC Setup Msg");
-              ret = RFAILED;
-           }
-        }
-        else
-        {
-           DU_LOG("\nF1AP: Memory Alloc failed for RRC Msg");
-           ret = RFAILED;
-        }
+         dl_CCCH_Msg.message.choice.c1->present = DL_CCCH_MessageType__c1_PR_rrcSetup;
+         CU_ALLOC(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup, sizeof(RRCSetup_t));
+         if(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup != NULLP)
+         {
+            dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->rrc_TransactionIdentifier = 0;
+            dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->criticalExtensions.present = \
+               RRCSetup__criticalExtensions_PR_rrcSetup;
+
+            /* Fill RRC Setup IE */
+            CU_ALLOC(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->criticalExtensions.choice.rrcSetup, \
+               sizeof(RRCSetup_IEs_t));
+            if(dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->criticalExtensions.choice.rrcSetup != NULLP)
+            {
+               ret = fillRRCSetupIE(ueCb, dl_CCCH_Msg.message.choice.c1->choice.rrcSetup->criticalExtensions.choice.rrcSetup);
+
+               if(ret == ROK)
+               {
+                  /* encode DL-CCCH message into RRC Container */
+                  xer_fprint(stdout, &asn_DEF_DL_CCCH_MessageType, &dl_CCCH_Msg);
+                  memset(encBuf, 0, ENC_BUF_MAX_LEN);
+                  encBufSize = 0;
+                  encRetVal = aper_encode(&asn_DEF_DL_CCCH_MessageType, 0, &dl_CCCH_Msg, PrepFinalEncBuf, encBuf);
+                  /* Encode results */
+                  if(encRetVal.encoded == ENCODE_FAIL)
+                  {
+                     DU_LOG( "\nERROR  -->  F1AP : Could not encode RRCContainer for DL-CCCH Msg(at %s)\n",\
+                           encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+                     return RFAILED;
+                  }
+                  else
+                  {
+                     DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for RRCContainer for DL-CCCH Msg\n");
+                     for(int i = 0; i< encBufSize; i++)
+                     {
+                        DU_LOG("%x",encBuf[i]);
+                     }
+                     rrcContainer->size = encBufSize;
+                     CU_ALLOC(rrcContainer->buf, rrcContainer->size);
+                     if(rrcContainer->buf != NULLP)
+                     {
+                        memset(rrcContainer->buf, 0, encBufSize);
+                        for(idx2 = 0; idx2 < encBufSize; idx2++)
+                        {
+                           rrcContainer->buf[idx2] =   encBuf[idx2];
+                        }
+                     }
+                  }
+               }
+               else
+               {
+                  ret = RFAILED;
+               }
+            }
+            else
+            {
+               DU_LOG("\nERROR  -->  F1AP: Memory Alloc failed for RRC Setup Msg at fillDlCcchRrcMsg()");
+               ret = RFAILED;
+            }
+         }
+         else
+         {
+            DU_LOG("\nERROR  -->  F1AP: Memory Alloc failed for RRC Msg at fillDlCcchRrcMsg()");
+            ret = RFAILED;
+         }
       }
       else
       {
-        DU_LOG("\nF1AP: Memory Alloc failed for DL Ccch Msg choice");
+        DU_LOG("\nF1AP: Memory Alloc failed for DL Ccch Msg choice at fillDlCcchRrcMsg()");
         ret = RFAILED;
       }
    }
    else
    {
-      DU_LOG("\nF1AP: Memory Alloc failed for DlCcch Msg");
+      DU_LOG("\nERROR  -->  F1AP: RRC Container is NULLP at fillDlCcchRrcMsg()");
       ret = RFAILED;
    }
-   return ret;
+}
+
+uint8_t fillQosFlowsToAdd(struct SDAP_Config__mappedQoS_FlowsToAdd *qosFlow)
+{
+   uint8_t idx, ied, elementCnt;
+
+   elementCnt = 1;
+   qosFlow->list.count = elementCnt;
+   qosFlow->list.size  = elementCnt * sizeof(QFI_t *);
+   CU_ALLOC(qosFlow->list.array, qosFlow->list.size);
+   if(qosFlow->list.array != NULLP)
+   {
+      for(idx = 0; idx < elementCnt; idx++)
+      {
+        CU_ALLOC(qosFlow->list.array[idx], sizeof(QFI_t));
+        if(qosFlow->list.array[idx] == NULLP)
+        {
+           for(ied = 0; ied < idx; ied++)
+           {
+              CU_FREE(qosFlow->list.array[idx], sizeof(QFI_t));
+           }
+           CU_FREE(qosFlow->list.array, qosFlow->list.size);
+           return RFAILED;
+        }
+      }
+   }
+   idx = 0;
+   *qosFlow->list.array[idx] = 9;
+   return ROK;
 }
 
 /*******************************************************************
  *
- * @brief Builds and sends the DLRRCMessageTransfer 
+ * @brief Fills CN Assoc for Drb to Add/Mod List
  *
  * @details
  *
- *    Function : BuildAndSendDLRRCMessageTransfer
+ *    Function : fillCnAssoc
  *
- *    Functionality: Constructs the DL RRC Message Transfer and sends
- *                   it to the CU through SCTP.
+ *    Functionality: Fills CN Assoc for Drb to Add/Mod List
  *
- * @params[in] 
+ * @params[in] struct DRB_ToAddMod__cnAssociation *
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-S16 BuildAndSendDLRRCMessageTransfer()
+
+uint8_t fillCnAssoc(struct DRB_ToAddMod__cnAssociation *cnAssoc)
 {
-   uint8_t   elementCnt = 0;
-   uint8_t  ieId;
-   uint8_t  idx;
-   uint16_t idx2;
-   F1AP_PDU_t  *f1apMsg = NULLP;
-   DLRRCMessageTransfer_t  *dlRRCMsg = NULLP;
+   uint8_t ret = ROK;
+
+   cnAssoc->present = DRB_ToAddMod__cnAssociation_PR_sdap_Config;
+   if(cnAssoc->present == DRB_ToAddMod__cnAssociation_PR_eps_BearerIdentity)
+   {
+      cnAssoc->choice.eps_BearerIdentity = 5;
+   }
+   if(cnAssoc->present == DRB_ToAddMod__cnAssociation_PR_sdap_Config)
+   {
+      CU_ALLOC(cnAssoc->choice.sdap_Config, sizeof(SDAP_Config_t));
+      if(cnAssoc->choice.sdap_Config)
+      {
+        cnAssoc->choice.sdap_Config->pdu_Session = 5;
+        cnAssoc->choice.sdap_Config->sdap_HeaderDL = 0;
+        cnAssoc->choice.sdap_Config->sdap_HeaderUL = 0;
+        cnAssoc->choice.sdap_Config->defaultDRB = true;
+        cnAssoc->choice.sdap_Config->mappedQoS_FlowsToAdd = NULLP;
+        cnAssoc->choice.sdap_Config->mappedQoS_FlowsToRelease = NULLP;
+        CU_ALLOC(cnAssoc->choice.sdap_Config->mappedQoS_FlowsToAdd, \
+              sizeof(struct SDAP_Config__mappedQoS_FlowsToAdd));
+        if(cnAssoc->choice.sdap_Config->mappedQoS_FlowsToAdd)
+        {
+           ret = fillQosFlowsToAdd(cnAssoc->choice.sdap_Config->mappedQoS_FlowsToAdd);
+        }
+        else
+        {
+           DU_LOG("\nERROR  -->  F1AP: Memory alloc failed at mappedQoS_FlowsToAdd in fillCnAssoc()");
+           CU_FREE(cnAssoc->choice.sdap_Config, sizeof(SDAP_Config_t));
+           ret = RFAILED;
+        }
+      }
+      else
+      {
+        DU_LOG("\nERROR  -->  F1AP: Mem alloc failed at fillCnAssoc()");
+        ret = RFAILED;
+      }
+   }
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fills Radio Bearer Config for Drb 
+ *
+ * @details
+ *
+ *    Function : fillDrbCfg
+ *
+ *    Functionality: Fills Radio Bearer Config for Drb
+ *
+ * @params[in] drbId, DRB_ToAddModList *
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillDrbCfg(uint8_t drbId, DRB_ToAddModList_t *drbCfg)
+{
+   uint8_t idx, ied, ret, elementCnt;
+
+   ret = ROK;
+   if(drbCfg != NULLP)
+   {
+      elementCnt = 1;
+      drbCfg->list.count = elementCnt;
+      drbCfg->list.size =\
+                        elementCnt * sizeof(DRB_ToAddMod_t *);
+      CU_ALLOC(drbCfg->list.array, drbCfg->list.size);
+      if(drbCfg->list.array != NULLP)
+      {
+        for(idx = 0; idx < elementCnt; idx++)
+        {
+           CU_ALLOC(drbCfg->list.array[idx], sizeof(DRB_ToAddMod_t));
+           if(drbCfg->list.array[idx] == NULLP)
+           {
+              for(ied = 0; ied < idx; ied++)
+              {
+                 CU_FREE(drbCfg->list.array[idx], sizeof(DRB_ToAddMod_t));
+              }
+              CU_FREE(drbCfg->list.array, drbCfg->list.size);
+              return RFAILED;
+           }
+        }
+      }
+      else
+      {
+        return RFAILED;
+      }
+      idx = 0;
+      /* CN ASSOCIATION */
+      CU_ALLOC(drbCfg->list.array[idx]->cnAssociation, sizeof(struct DRB_ToAddMod__cnAssociation));
+      if(drbCfg->list.array[idx]->cnAssociation)
+      {
+        ret = fillCnAssoc(drbCfg->list.array[idx]->cnAssociation);
+      }
+      /* DRB */
+      drbCfg->list.array[idx]->drb_Identity = drbId;
+   }
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fills RRC Reconfig Message required for DLRRCMessageTransfer
+ *
+ * @details
+ *
+ *    Function : fillRrcReconfigIE
+ *
+ *    Functionality: Fills RRC Reconfig Message required for 
+ *                   DLRRCMessageTransfer
+ *
+ * @params[in] RRCReconfiguration_IEs_t* rrcReconfig
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t fillRrcReconfigIE(RRCReconfiguration_IEs_t *rrcReconfigMsg)
+{
+   uint8_t ret = ROK;
+   CU_ALLOC(rrcReconfigMsg->radioBearerConfig, sizeof(RadioBearerConfig_t));
+   if(rrcReconfigMsg->radioBearerConfig)
+   {
+      CU_ALLOC(rrcReconfigMsg->radioBearerConfig->srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+      if(rrcReconfigMsg->radioBearerConfig->srb_ToAddModList != NULLP)
+      {
+        ret = fillSrbCfg(SRB2, rrcReconfigMsg->radioBearerConfig->srb_ToAddModList);
+
+      }
+      if(ret == ROK)
+      {
+        CU_ALLOC(rrcReconfigMsg->radioBearerConfig->drb_ToAddModList, sizeof(DRB_ToAddModList_t));
+        if(rrcReconfigMsg->radioBearerConfig->drb_ToAddModList != NULLP)
+        {
+           ret = fillDrbCfg(DRB1, rrcReconfigMsg->radioBearerConfig->drb_ToAddModList);
+           if(ret == RFAILED)
+           {
+              DU_LOG("\nERROR  -->  F1AP : Failed to fill DrbCfg at fillRrcReconfigIE()");
+              CU_FREE(rrcReconfigMsg->radioBearerConfig->srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+              CU_FREE(rrcReconfigMsg->radioBearerConfig->drb_ToAddModList, sizeof(DRB_ToAddModList_t));
+           }
+        }
+      }
+      else
+      {
+        DU_LOG("\nERROR  -->  F1AP : memory Alloc failed at fillRrcReconfigIE()");
+        CU_FREE(rrcReconfigMsg->radioBearerConfig->srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+      }
+   }
+
+   return ret;
+}
+/*******************************************************************
+ *
+ * @brief Fills DL DCCH Message required for DLRRCMessageTransfer
+ *
+ * @details
+ *
+ *    Function : fillDlDcchRrcMsg
+ *
+ *    Functionality: Fills DL DCCH Message required for 
+ *                   DLRRCMessageTransfer
+ *
+ * @params[in] RRCContainer_t *rrcContainer
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t fillDlDcchRrcMsg(CuUeCb *ueCb, RRCContainer_t *rrcContainer)
+{
+   uint8_t ret = ROK;
+   uint16_t idx2 = 0, drbIdx = 0, srbIdx = 0;
+   DL_DCCH_Message_t dl_DCCH_Msg;
+   memset(&dl_DCCH_Msg, 0, sizeof(DL_DCCH_Message_t));
+   asn_enc_rval_t        encRetVal;
+
+   if(rrcContainer != NULLP)
+   {
+      dl_DCCH_Msg.message.present = DL_DCCH_MessageType_PR_c1;
+
+      CU_ALLOC(dl_DCCH_Msg.message.choice.c1 , sizeof(DL_DCCH_MessageType_t));
+      if(dl_DCCH_Msg.message.choice.c1 != NULLP)
+      {
+         dl_DCCH_Msg.message.choice.c1->present = DL_DCCH_MessageType__c1_PR_rrcReconfiguration;
+         CU_ALLOC(dl_DCCH_Msg.message.choice.c1->choice.rrcReconfiguration, sizeof(RRCReconfiguration_t));
+         if(dl_DCCH_Msg.message.choice.c1->choice.rrcReconfiguration != NULLP)
+         {
+            DU_LOG("\nDEBUG --> F1AP : Filling DL DCCH RRC Reconfiguration Message ");
+            fillRrcReconfig(ueCb, dl_DCCH_Msg.message.choice.c1->choice.rrcReconfiguration, false);
+            if(ret == ROK)
+            {
+               /* If RB configuration are filled successfully in RRC Reconfiguration, mark these
+                * configurartion as sent to UE */
+               for(srbIdx=0; srbIdx < ueCb->numSrb; srbIdx++)
+               {     
+                  if(ueCb->srbList[srbIdx].cfgSentToUe == false)
+                     ueCb->srbList[srbIdx].cfgSentToUe = true; 
+               }
+               for(drbIdx=0; drbIdx < ueCb->numDrb; drbIdx++)
+               {
+                  if(ueCb->drbList[drbIdx].cfgSentToUe == false)
+                     ueCb->drbList[drbIdx].cfgSentToUe = true;
+               }
+
+               /* encode DL-DCCH message into RRC Container */
+               xer_fprint(stdout, &asn_DEF_DL_DCCH_MessageType, &dl_DCCH_Msg);
+               memset(encBuf, 0, ENC_BUF_MAX_LEN);
+               encBufSize = 0;
+               encRetVal = aper_encode(&asn_DEF_DL_DCCH_MessageType, 0, &dl_DCCH_Msg, PrepFinalEncBuf, encBuf);
+               /* Encode results */
+               if(encRetVal.encoded == ENCODE_FAIL)
+               {
+                  DU_LOG( "\nERROR  -->  F1AP : Could not encode RRCContainer for DL-DCCH Msg (at %s)\n",\
+                        encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+                  return RFAILED;
+               }
+               else
+               {
+                  DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for RRCContainer for DL-DCCH Msg\n");
+                  for(int i = 0; i< encBufSize; i++)
+                  {
+                     DU_LOG("%x",encBuf[i]);
+                  }
+                  rrcContainer->size = encBufSize;
+                  CU_ALLOC(rrcContainer->buf, rrcContainer->size);
+                  if(rrcContainer->buf != NULLP)
+                  {
+                     memset(rrcContainer->buf, 0, encBufSize);
+                     for(idx2 = 0; idx2 < encBufSize; idx2++)
+                     {
+                        rrcContainer->buf[idx2] =      encBuf[idx2];
+                     }
+                  }
+               }
+            }
+         }
+         else
+         {
+            DU_LOG("\nERROR  -->  F1AP: Memory Alloc failed for RRC Msg at fillDlDcchRrcMsg()");
+            ret = RFAILED;
+         }
+      }
+      else
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory Alloc failed for DL Dcch Msg choice at fillDlDcchRrcMsg()");
+         ret = RFAILED;
+      }
+   }
+   else
+   {
+      DU_LOG("\nERROR  -->  F1AP: RRC Container is NULLP at fillDlDcchRrcMsg()");
+      ret = RFAILED;
+   }
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds RRC Container IE required for DLRRCMessageTransfer
+ *
+ * @details
+ *
+ *    Function : BuildDLRRCContainer
+ *
+ *    Functionality: Builds RRC Container IE required for 
+ *                   DLRRCMessageTransfer
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t        BuildDLRRCContainer(CuUeCb *ueCb, uint8_t rrcMsgType, RRCContainer_t *rrcContainer)
+{
+   uint8_t ret, bufLen;
+
+   ret =ROK;
+   if(rrcMsgType == RRC_SETUP)
+   { 
+      ret = fillDlCcchRrcMsg(ueCb, rrcContainer);
+      if(ret == RFAILED)
+         DU_LOG("\nERROR  -->  F1AP: Failed to fill DL-CCCH Msg at RRC SETUP");
+   }
+   else if(rrcMsgType == REGISTRATION_ACCEPT)
+   {
+      /*Hardcoded RRC Container from reference logs*/
+      char buf[14] ={0x00, 0x03, 0x2a, 0x80, 0xaf, 0xc0, 0x08, 0x40, 0x20, 0x20, 0x00, 0x00, 0x00, 0x00};
+      bufLen =14;
+      rrcContainer->size = bufLen;
+      CU_ALLOC(rrcContainer->buf, rrcContainer->size);
+      if(rrcContainer->buf != NULLP)
+      {
+         memset(rrcContainer->buf, 0, bufLen);
+         memcpy(rrcContainer->buf, buf, bufLen);
+      }
+      else
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure for RRC Container buffer");
+         ret = RFAILED;
+      }
+   }
+   else if(rrcMsgType == RRC_RECONFIG)
+   {
+      DU_LOG("\nDEBUG --> F1AP : Filling DL DCCH RRC Message ");
+      ret = fillDlDcchRrcMsg(ueCb, rrcContainer);
+      if(ret == RFAILED)
+         DU_LOG("\nERROR  -->  F1AP: Failed to fill DL-DCCH Msg for RRC Reconfiguration");
+   }
+
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Frees the DLRRCMessageTransfer 
+ *
+ * @details
+ *
+ *    Function : freeDlRrcMessageTransfer
+ *
+ *    Functionality: Frees the DLRRCMessageTransfer 
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void freeDlRrcMessageTransfer(F1AP_PDU_t *f1apMsg)
+{
+   uint8_t idx=0;
+   DLRRCMessageTransfer_t  *dlRRCMsg = NULLP;
+
+   if(f1apMsg)
+   {
+      dlRRCMsg = &f1apMsg->choice.initiatingMessage->value.choice.DLRRCMessageTransfer;
+      if(dlRRCMsg->protocolIEs.list.array)
+      {
+         idx = 3;
+         CU_FREE(dlRRCMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, \
+            dlRRCMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.size);
+         for(idx=0; idx<dlRRCMsg->protocolIEs.list.count; idx++)
+         {
+            CU_FREE(dlRRCMsg->protocolIEs.list.array[idx], sizeof(DLRRCMessageTransferIEs_t));
+         }
+         CU_FREE(dlRRCMsg->protocolIEs.list.array, dlRRCMsg->protocolIEs.list.size);
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and sends the DLRRCMessageTransfer 
+ *
+ * @details
+ *
+ *    Function : BuildAndSendDLRRCMessageTransfer
+ *
+ *    Functionality: Constructs the DL RRC Message Transfer and sends
+ *                   it to the CU through SCTP.
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendDLRRCMessageTransfer(uint32_t duId, CuUeCb *ueCb, uint8_t srbId, uint8_t rrcMsgType)
+{
+   uint8_t   elementCnt = 0;
+   uint8_t  ieId;
+   uint8_t  idx;
+   F1AP_PDU_t  *f1apMsg = NULLP;
+   DLRRCMessageTransfer_t  *dlRRCMsg = NULLP;
    asn_enc_rval_t   encRetVal;        /* Encoder return value */
 
-   DU_LOG("\n F1AP : Building DL RRC Message Transfer Message\n");
+   DU_LOG("\nINFO  -->  F1AP : Building DL RRC Message Transfer Message\n");
 
    CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
    if(f1apMsg == NULLP)
    {
-      DU_LOG(" F1AP : Memory allocation for F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
       return RFAILED;
    }
 
    f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
-   CU_ALLOC(f1apMsg->choice.initiatingMessage,
-        sizeof(InitiatingMessage_t));
+   CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
    if(f1apMsg->choice.initiatingMessage == NULLP)
    {
-      DU_LOG(" F1AP : Memory allocation for  F1AP-PDU failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for  F1AP-PDU failed");
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
    }
@@ -1110,7 +1641,7 @@ S16 BuildAndSendDLRRCMessageTransfer()
    CU_ALLOC(dlRRCMsg->protocolIEs.list.array, dlRRCMsg->protocolIEs.list.size);
    if(dlRRCMsg->protocolIEs.list.array == NULLP)
    {
-      DU_LOG(" F1AP : Memory allocation for DL RRC MessageTransferIEs failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for DL RRC MessageTransferIEs failed");
       CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
       return RFAILED;
@@ -1121,93 +1652,85 @@ S16 BuildAndSendDLRRCMessageTransfer()
       CU_ALLOC(dlRRCMsg->protocolIEs.list.array[idx], sizeof(DLRRCMessageTransferIEs_t));
       if(dlRRCMsg->protocolIEs.list.array[idx] == NULLP)
       {
-        for(ieId=0; ieId<idx; ieId++)
-        {
-           CU_FREE(dlRRCMsg->protocolIEs.list.array[ieId],\
-                 sizeof(DLRRCMessageTransferIEs_t));
-        }
-        CU_FREE(dlRRCMsg->protocolIEs.list.array,\
-              dlRRCMsg->protocolIEs.list.size);
-        CU_FREE(f1apMsg->choice.initiatingMessage,\
-              sizeof(InitiatingMessage_t));
-        CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
-        return RFAILED;
+         for(ieId=0; ieId<idx; ieId++)
+         {
+            CU_FREE(dlRRCMsg->protocolIEs.list.array[ieId], sizeof(DLRRCMessageTransferIEs_t));
+         }
+         CU_FREE(dlRRCMsg->protocolIEs.list.array, dlRRCMsg->protocolIEs.list.size);
+         CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+         CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
+         return RFAILED;
       }
    }
 
    /* GNB CU UE F1AP ID */
    idx = 0;
    dlRRCMsg->protocolIEs.list.array[idx]->id  = ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
-   dlRRCMsg->protocolIEs.list.array[idx]->criticality  =   Criticality_reject;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.present = \
-                                                         DLRRCMessageTransferIEs__value_PR_GNB_CU_UE_F1AP_ID;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = CU_ID;
+   dlRRCMsg->protocolIEs.list.array[idx]->criticality  = Criticality_reject;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.present = DLRRCMessageTransferIEs__value_PR_GNB_CU_UE_F1AP_ID;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = ueCb->gnbCuUeF1apId;
 
    /* GNB DU UE F1AP ID */
    idx++;
-   dlRRCMsg->protocolIEs.list.array[idx]->id  = \
-                                               ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
-   dlRRCMsg->protocolIEs.list.array[idx]->criticality  =   Criticality_reject;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.present = \
-                                                         DLRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = DU_ID;
+   dlRRCMsg->protocolIEs.list.array[idx]->id  = ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
+   dlRRCMsg->protocolIEs.list.array[idx]->criticality  = Criticality_reject;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.present = DLRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = ueCb->gnbDuUeF1apId;;
 
    /* SRBID */
    idx++;
    dlRRCMsg->protocolIEs.list.array[idx]->id  = ProtocolIE_ID_id_SRBID;
-   dlRRCMsg->protocolIEs.list.array[idx]->criticality  =   Criticality_reject;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.present = \
-                                                         DLRRCMessageTransferIEs__value_PR_SRBID;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.SRBID = SRB1;
+   dlRRCMsg->protocolIEs.list.array[idx]->criticality  = Criticality_reject;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.present = DLRRCMessageTransferIEs__value_PR_SRBID;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.choice.SRBID = srbId;
 
    /* RRCContainer */
    idx++;
    dlRRCMsg->protocolIEs.list.array[idx]->id  = ProtocolIE_ID_id_RRCContainer;
-   dlRRCMsg->protocolIEs.list.array[idx]->criticality   = Criticality_reject;
-   dlRRCMsg->protocolIEs.list.array[idx]->value.present = \
-                                                         DLRRCMessageTransferIEs__value_PR_RRCContainer;
-   BuildDLRRCContainer(&dlRRCMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer);
+   dlRRCMsg->protocolIEs.list.array[idx]->criticality = Criticality_reject;
+   dlRRCMsg->protocolIEs.list.array[idx]->value.present = DLRRCMessageTransferIEs__value_PR_RRCContainer;
+   BuildDLRRCContainer(ueCb, rrcMsgType, &dlRRCMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer);
 
    xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
 
    /* Encode the F1SetupRequest type as APER */
-   cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
+   memset(encBuf, 0, ENC_BUF_MAX_LEN);
    encBufSize = 0;
    encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
-        encBuf);
+         encBuf);
    /* Encode results */
    if(encRetVal.encoded == ENCODE_FAIL)
    {
-      DU_LOG( "\n F1AP : Could not encode DL RRC Message Transfer structure (at %s)\n",\
-           encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+      DU_LOG( "\nERROR  -->  F1AP : Could not encode DL RRC Message Transfer structure (at %s)\n",\
+            encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
       return RFAILED;
    }
    else
    {
-      DU_LOG("\n F1AP : Created APER encoded buffer for DL RRC Message transfer\n");
+      DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for DL RRC Message transfer\n");
       for(int i=0; i< encBufSize; i++)
       {
-        printf("%x",encBuf[i]);
+         DU_LOG("%x",encBuf[i]);
       }
    }
 
    /* Sending  msg  */
-   if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)  !=  ROK)
+   if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL, duId)  !=  ROK)
    {
-      DU_LOG("\n F1AP : Sending  DL RRC Message Transfer Failed");
+      DU_LOG("\nERROR  -->  F1AP : Sending  DL RRC Message Transfer Failed");
       return RFAILED;
    }
-
+   freeDlRrcMessageTransfer(f1apMsg);
    return ROK;
 }/* End of BuildAndSendDLRRCMessageTransfer */
 
 /*******************************************************************
  *
- * @brief Builds and sends the UE Setup Response
+ * @brief Function to set the Dl RRC Msg Type
  *
  * @details
  *
- *    Function : BuildAndSendUESetRsp
+ *    Function : setDlRRCMsgType
  *
  *    Functionality: Constructs the UE Setup Response and sends
  *                   it to the DU through SCTP.
@@ -1218,189 +1741,341 @@ S16 BuildAndSendDLRRCMessageTransfer()
  *         RFAILED - failure
  *
  * ****************************************************************/
-S16 BuildAndSendUESetRsp()
-{
-   S16  ret;
-   U8   elementCnt;
-   U8   cellCnt;
-   U8   ieId;
-   U8   idx;
-   U8   drbCnt;
-   U8   drbId;
-   F1AP_PDU_t                                                  *f1apMsg = NULL;
-   UEContextSetupResponse_t                    *ueSetRsp;
-   asn_enc_rval_t                                              encRetVal;        /* Encoder return value */
-
-   DU_LOG("\n F1AP : Building UE Context Setup Response\n");
 
-   CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
-   if(f1apMsg == NULLP)
+uint8_t setDlRRCMsgType(CuUeCb *ueCb)
+{
+   uint8_t rrcMsgType = 0;
+   switch(ueCb->f1apMsgDb.dlRrcMsgCount)
    {
-      DU_LOG(" F1AP : Memory allocation for F1AP-PDU failed");
-      return RFAILED;
+      case RRC_SETUP:
+         rrcMsgType = RRC_SETUP;
+         break;
+      case REGISTRATION_ACCEPT:
+         rrcMsgType = REGISTRATION_ACCEPT;
+         break;
+      case UE_CONTEXT_SETUP_REQ:
+         rrcMsgType = UE_CONTEXT_SETUP_REQ;
+         break;
+      case SECURITY_MODE_COMPLETE:
+         rrcMsgType = SECURITY_MODE_COMPLETE;
+         break;
+      case RRC_RECONFIG:
+         rrcMsgType = RRC_RECONFIG;
+         break;
+      case RRC_RECONFIG_COMPLETE:
+         rrcMsgType = RRC_RECONFIG_COMPLETE;
+         break;
+      case UE_CONTEXT_MOD_REQ:
+         rrcMsgType = UE_CONTEXT_MOD_REQ;
+         break;
+      default:
+         break;
    }
+   return rrcMsgType;   
+}
 
-   f1apMsg->present = F1AP_PDU_PR_successfulOutcome;
-   CU_ALLOC(f1apMsg->choice.successfulOutcome,
-        sizeof(SuccessfulOutcome_t));
-   if(f1apMsg->choice.successfulOutcome == NULLP)
+/*******************************************************************
+ *
+ * @brief Extract configuration from CellGroupConfig
+ *
+ * @details
+ *
+ *    Function : extractCellGroupConfig
+ *
+ *    Functionality: Extract configuration from CellGroupConfig
+ *        and store in local database
+ *
+ * @params[in] UE control block
+ *             Cell Group Config 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t extractCellGroupConfig(CuUeCb *ueCb, CellGroupConfigRrc_t *cellGrpCfg)
+{
+   uint8_t rbIdx, srbIdx, drbIdx;
+   bool    srbFound, drbFound;
+   SrbInfo *srbCfgDb = NULLP;
+   DrbInfo *drbCfgDb = NULLP;
+   RlcLcCfg *rlcLcCfgDb = NULLP;
+   MacLcCfg *macLcCfgDb = NULLP;
+   RLC_BearerConfig_t *rlcCfg = NULLP;
+   RLC_Config_t *rlcLcCfg = NULLP;
+   LogicalChannelConfig_t *macLcCfg = NULLP;
+
+   if(ueCb == NULLP)
    {
-      DU_LOG(" F1AP : Memory allocation for    F1AP-PDU failed");
-      CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
+      DU_LOG("\nERROR  -->  F1AP: extractCellGroupConfig(): UE Cb is NULL");
       return RFAILED;
    }
 
-   f1apMsg->choice.successfulOutcome->procedureCode = \
-                                                     ProcedureCode_id_UEContextSetup;
-   f1apMsg->choice.successfulOutcome->criticality = Criticality_reject;
-   f1apMsg->choice.successfulOutcome->value.present = \
-                                                     SuccessfulOutcome__value_PR_UEContextSetupResponse;
-   ueSetRsp =
-      &f1apMsg->choice.successfulOutcome->value.choice.UEContextSetupResponse;
-   elementCnt = 2;
-   ueSetRsp->protocolIEs.list.count = elementCnt;
-   ueSetRsp->protocolIEs.list.size = \
-                                    elementCnt * sizeof(UEContextSetupResponse_t *);
-
-   /* Initialize the UESetup members */
-   CU_ALLOC(ueSetRsp->protocolIEs.list.array, \
-        ueSetRsp->protocolIEs.list.size);
-   if(ueSetRsp->protocolIEs.list.array == NULLP)
-   {
-      DU_LOG(" F1AP : Memory allocation for UE Setup Response failed");
-      CU_FREE(f1apMsg->choice.successfulOutcome,
-           sizeof(SuccessfulOutcome_t));
-      CU_FREE(f1apMsg,(Size)sizeof(F1AP_PDU_t));
+   if(cellGrpCfg == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP: extractCellGroupConfig(): cellGrpCfg is NULL");
       return RFAILED;
    }
 
-   for(idx=0; idx<elementCnt; idx++)
+   for(rbIdx = 0; rbIdx < cellGrpCfg->rlc_BearerToAddModList->list.count; rbIdx++)
    {
-      CU_ALLOC(ueSetRsp->protocolIEs.list.array[idx],\
-           sizeof(UEContextSetupResponseIEs_t));
-      if(ueSetRsp->protocolIEs.list.array[idx] == NULLP)
+      srbFound = false;
+      drbFound = false;
+
+      rlcCfg = cellGrpCfg->rlc_BearerToAddModList->list.array[rbIdx];
+
+      /* Update SRB configuration in local DB */
+      if(rlcCfg->servedRadioBearer->present == RLC_BearerConfig__servedRadioBearer_PR_srb_Identity)
       {
-        for(ieId=0; ieId<idx; ieId++)
-        {
-           CU_FREE(ueSetRsp->protocolIEs.list.array[ieId],\
-                 sizeof(UEContextSetupResponseIEs_t));
-        }
-        CU_FREE(ueSetRsp->protocolIEs.list.array,\
-              ueSetRsp->protocolIEs.list.size);
-        CU_FREE(f1apMsg->choice.successfulOutcome,\
-              sizeof(SuccessfulOutcome_t));
-        CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
-        return RFAILED;
-      }
-   }
+         /* Search if SRB entry is already present in DB */
+         for(srbIdx = 0; srbIdx < ueCb->numSrb; srbIdx++)
+         {
+            if(ueCb->srbList[srbIdx].srbId == rlcCfg->servedRadioBearer->choice.srb_Identity)
+            {
+              srbCfgDb = &ueCb->srbList[srbIdx];
+              srbFound = true; 
+              break;
+            }
+         }
 
-   idx = 0;
+         /* If not, add SRB to UE CB's SRB list */
+         if(!srbFound)
+         {
+            ueCb->srbList[ueCb->numSrb].srbId = rlcCfg->servedRadioBearer->choice.srb_Identity;
+            srbCfgDb = &ueCb->srbList[ueCb->numSrb];
+            ueCb->numSrb++;
+         }
 
-   /*GNB CU UE F1AP ID*/
-   ueSetRsp->protocolIEs.list.array[idx]->id   = \
-                                                 ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
-   ueSetRsp->protocolIEs.list.array[idx]->criticality  =       Criticality_reject;
-   ueSetRsp->protocolIEs.list.array[idx]->value.present = \
-                                                         UEContextSetupResponseIEs__value_PR_GNB_CU_UE_F1AP_ID;
-   ueSetRsp->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = CU_ID;
+         srbCfgDb->lcId = rlcCfg->logicalChannelIdentity;
+         srbCfgDb->cfgSentToUe = false;
+         rlcLcCfgDb = &srbCfgDb->rlcLcCfg;
+         macLcCfgDb = &srbCfgDb->macLcCfg;
+      }
 
-   /*GNB DU UE F1AP ID*/
-   idx++;
-   ueSetRsp->protocolIEs.list.array[idx]->id   = \
-                                                 ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
-   ueSetRsp->protocolIEs.list.array[idx]->criticality  =       Criticality_reject;
-   ueSetRsp->protocolIEs.list.array[idx]->value.present = \
-                                                         UEContextSetupResponseIEs__value_PR_GNB_DU_UE_F1AP_ID;
-   ueSetRsp->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = DU_ID;
+      /* Update DRB configuration in local DB */
+      if(rlcCfg->servedRadioBearer->present == RLC_BearerConfig__servedRadioBearer_PR_drb_Identity)
+      {     
+         /* Search if DRB entry is already present in DB */
+         for(drbIdx = 0; drbIdx < ueCb->numDrb; drbIdx++)
+         {
+            if(ueCb->drbList[drbIdx].drbId == rlcCfg->servedRadioBearer->choice.drb_Identity)
+            {
+              drbCfgDb = &ueCb->drbList[drbIdx];
+              drbFound = true; 
+              break;
+            }
+         }
 
+         /* If not, add DRB to UE CB's SRB list */
+         if(!drbFound)
+         {
+            ueCb->drbList[ueCb->numDrb].drbId = rlcCfg->servedRadioBearer->choice.drb_Identity;
+            drbCfgDb = &ueCb->drbList[ueCb->numDrb];
+            ueCb->numDrb++;
+         }
 
-   xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+         drbCfgDb->lcId = rlcCfg->logicalChannelIdentity;
+         drbCfgDb->cfgSentToUe = false;
+         rlcLcCfgDb = &drbCfgDb->rlcLcCfg;
+         macLcCfgDb = &drbCfgDb->macLcCfg;
+      }
 
-   /* Encode the F1SetupRequest type as APER */
-   cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
-   encBufSize = 0;
-   encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
-        encBuf);
-   /* Encode results */
-   if(encRetVal.encoded == ENCODE_FAIL)
-   {
-      DU_LOG( "\n F1AP : Could not encode UE Context Setup Request structure (at %s)\n",\
-           encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
-      return RFAILED;
-   }
-   else
-   {
-      DU_LOG("\n F1AP : Created APER encoded buffer for UE Context Setup Request\n");
-      for(int i=0; i< encBufSize; i++)
+
+      /* Update RLC configuration for this RB */
+      rlcLcCfg = rlcCfg->rlc_Config;
+      rlcLcCfgDb->rlcMode = rlcLcCfg->present;
+      switch(rlcLcCfgDb->rlcMode)
       {
-        printf("%x",encBuf[i]);
+         case RLC_Config_PR_am:
+            {
+               rlcLcCfgDb->u.amCfg.ulAmCfg.snLenUl = *(rlcLcCfg->choice.am->ul_AM_RLC.sn_FieldLength);
+               rlcLcCfgDb->u.amCfg.ulAmCfg.pollRetxTmr = rlcLcCfg->choice.am->ul_AM_RLC.t_PollRetransmit ;
+               rlcLcCfgDb->u.amCfg.ulAmCfg.pollPdu = rlcLcCfg->choice.am->ul_AM_RLC.pollPDU ;
+               rlcLcCfgDb->u.amCfg.ulAmCfg.pollByte = rlcLcCfg->choice.am->ul_AM_RLC.pollByte ;
+               rlcLcCfgDb->u.amCfg.ulAmCfg.maxRetxTh = rlcLcCfg->choice.am->ul_AM_RLC.maxRetxThreshold ;
+
+               rlcLcCfgDb->u.amCfg.dlAmCfg.snLenDl = *(rlcLcCfg->choice.am->dl_AM_RLC.sn_FieldLength);
+               rlcLcCfgDb->u.amCfg.dlAmCfg.reAssemTmr = rlcLcCfg->choice.am->dl_AM_RLC.t_Reassembly;
+               rlcLcCfgDb->u.amCfg.dlAmCfg.statProhTmr = rlcLcCfg->choice.am->dl_AM_RLC.t_StatusProhibit;
+               break;
+            }
+
+         case RLC_Config_PR_um_Bi_Directional:
+            {
+               rlcLcCfgDb->u.umBiDirCfg.ulUmCfg.snLenUlUm = *(rlcLcCfg->choice.um_Bi_Directional->ul_UM_RLC.sn_FieldLength);
+
+               rlcLcCfgDb->u.umBiDirCfg.dlUmCfg.snLenDlUm = *(rlcLcCfg->choice.um_Bi_Directional->dl_UM_RLC.sn_FieldLength);
+               rlcLcCfgDb->u.umBiDirCfg.dlUmCfg.reAssemTmr = rlcLcCfg->choice.um_Bi_Directional->dl_UM_RLC.t_Reassembly;
+               break;
+            }
       }
+
+      /* Update MAC configuration for this LC */
+      macLcCfg = rlcCfg->mac_LogicalChannelConfig;
+      macLcCfgDb->priority = macLcCfg->ul_SpecificParameters->priority ;
+      macLcCfgDb->lcGroup = *(macLcCfg->ul_SpecificParameters->logicalChannelGroup) ;
+      macLcCfgDb->schReqId = *(macLcCfg->ul_SpecificParameters->schedulingRequestID) ;
+      macLcCfgDb->pbr = macLcCfg->ul_SpecificParameters->prioritisedBitRate ;
+      macLcCfgDb->bsd = macLcCfg->ul_SpecificParameters->bucketSizeDuration ;
    }
+   return ROK;   
+}
 
-   /* Sending  msg  */
-   if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)      !=      ROK)
+/*******************************************************************
+ *
+ * @brief Function to decode DU to CU RRC container
+ *
+ * @details
+ *
+ *    Function : extractDuToCuRrcCont
+ *
+ *    Functionality: Function to decode DU to CU RRC container
+ *
+ * @params[in] UE Cb
+ *             RRC conatiner octect string to be decoded
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t extractDuToCuRrcCont(CuUeCb *ueCb, OCTET_STRING_t rrcCont)
+{
+   CellGroupConfigRrc_t  cellGrpCfg, *cellGrpCfgMsg = NULLP;
+   asn_dec_rval_t rval; /* Decoder return value */
+
+   /* Decoding DU to CU RRC container octet string to cell group config */
+   cellGrpCfgMsg = &cellGrpCfg;
+   memset(cellGrpCfgMsg, 0, sizeof(CellGroupConfigRrc_t));
+
+   rval = aper_decode(0, &asn_DEF_CellGroupConfigRrc, (void **)&cellGrpCfgMsg, rrcCont.buf, rrcCont.size, 0, 0);
+
+   if(rval.code == RC_FAIL || rval.code == RC_WMORE)
    {
-      DU_LOG("\n F1AP : Sending        UE Context Setup Request Failed");
+      DU_LOG("\nERROR  -->  F1AP : ASN decode failed");
       return RFAILED;
    }
+   printf("\n");
+   xer_fprint(stdout, &asn_DEF_CellGroupConfigRrc, cellGrpCfgMsg);
 
+   if((extractCellGroupConfig(ueCb, cellGrpCfgMsg)) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Failed to extract cell group config");
+      return RFAILED;
+   }
+  
    return ROK;
-}/* End of BuildAndSendUESetRsp */
+}
+
+/*******************************************************************
+ *
+ * @brief Function to build Initial UL RRC Message
+ *
+ * @details
+ *
+ *    Function : procInitULRRCMsg
+ *
+ *    Functionality: Function to build Initial UL RRC Message
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
 
-uint8_t procInitULRRCMsg(F1AP_PDU_t *f1apMsg)
+uint8_t procInitULRRCMsg(uint32_t duId, F1AP_PDU_t *f1apMsg)
 {
-   uint8_t idx;
+   uint8_t idx,cellIdx=0, duIdx=0, rrcMsgType, gnbDuUeF1apId;
    uint8_t ret =ROK;
+   uint32_t nrCellId, crnti;
+   DuDb     *duDb;
+   CuCellCb *cellCb;
+   CuUeCb   *ueCb;
    InitialULRRCMessageTransfer_t *initULRRCMsg = NULLP;
-   DU_LOG("\n filling the required values in DB in procInitULRRCMsg");
 
+   DU_LOG("\nINFO   -->  F1AP : filling the required values in DB in procInitULRRCMsg");
+   
+   SEARCH_DU_DB(duIdx, duId, duDb); 
    initULRRCMsg = &f1apMsg->choice.initiatingMessage->value.choice.InitialULRRCMessageTransfer;
 
    for(idx=0; idx < initULRRCMsg->protocolIEs.list.count; idx++)
    {
       switch(initULRRCMsg->protocolIEs.list.array[idx]->id)
       {
-        case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
-           break;
-        case ProtocolIE_ID_id_NRCGI:
-           break;
-        case ProtocolIE_ID_id_C_RNTI:
-           break;
-        case ProtocolIE_ID_id_RRCContainer:
-           break;
-        case ProtocolIE_ID_id_DUtoCURRCContainer:
-           {
-              if((initULRRCMsg->protocolIEs.list.array[idx]->value.choice\
-                       .DUtoCURRCContainer.size > 0) && (initULRRCMsg->protocolIEs\
-                          .list.array[idx]->value.choice.DUtoCURRCContainer.buf != NULLP))
-              {
-                 DU_LOG("\n Received Du to Cu RRC Container ");
-                 f1apMsgDb.duToCuContainer.size = initULRRCMsg->protocolIEs\
-                                                  .list.array[idx]->value.choice.DUtoCURRCContainer.size;
-                 CU_ALLOC(f1apMsgDb.duToCuContainer.buf, \
-                       f1apMsgDb.duToCuContainer.size);
-                 if(f1apMsgDb.duToCuContainer.buf != NULLP)
-                 { 
-                    memcpy(f1apMsgDb.duToCuContainer.buf, initULRRCMsg->protocolIEs\
-                          .list.array[idx]->value.choice.DUtoCURRCContainer.buf, f1apMsgDb\
-                          .duToCuContainer.size);
-                 }
-              }
-              else
-              {
-                 DU_LOG("\n Failed to receive Du to Cu RRC Container ");
-                 ret = RFAILED;
-              }
-              break;
-           }
-        default:
-           DU_LOG("\n Invalid Event %ld", initULRRCMsg->protocolIEs.list.array[idx]->id);
-           break;
+         case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+            gnbDuUeF1apId = initULRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID;
+            break;
+
+         case ProtocolIE_ID_id_NRCGI:
+            nrCellId = initULRRCMsg->protocolIEs.list.array[idx]->value.choice.NRCGI.nRCellIdentity.buf[4] >>
+               initULRRCMsg->protocolIEs.list.array[idx]->value.choice.NRCGI.nRCellIdentity.bits_unused;
+            SEARCH_CELL_DB(cellIdx, duDb, nrCellId, cellCb);
+            if(cellCb == NULLP)
+               return RFAILED;
+            break;
+
+         case ProtocolIE_ID_id_C_RNTI:
+            crnti = initULRRCMsg->protocolIEs.list.array[idx]->value.choice.C_RNTI;
+            if(duDb->ueCb[gnbDuUeF1apId-1].gnbDuUeF1apId == 0)
+            {
+               ueCb = &duDb->ueCb[gnbDuUeF1apId-1];
+               memset(ueCb, 0, sizeof(CuUeCb));
+               ueCb->cellCb = cellCb;
+               ueCb->crnti = crnti;
+               ueCb->gnbDuUeF1apId = gnbDuUeF1apId;
+               ueCb->gnbCuUeF1apId = ++cuCb.gnbCuUeF1apIdGenerator;
+               ueCb->state = UE_ATTACH_IN_PROGRESS;
+               (duDb->numUe)++;
+
+               cellCb->ueCb[cellCb->numUe] = ueCb;
+               cellCb->numUe++;
+            }
+            break;
+
+         case ProtocolIE_ID_id_RRCContainer:
+            break;
+
+         case ProtocolIE_ID_id_DUtoCURRCContainer:
+            {
+               if((initULRRCMsg->protocolIEs.list.array[idx]->value.choice.DUtoCURRCContainer.size > 0) && \
+                  (initULRRCMsg->protocolIEs.list.array[idx]->value.choice.DUtoCURRCContainer.buf != NULLP))
+               {
+                  DU_LOG("\nINFO  -->  Received Du to Cu RRC Container ");
+                  ueCb->f1apMsgDb.duToCuContainer.size = initULRRCMsg->protocolIEs.list.array[idx]->value.choice.DUtoCURRCContainer.size;
+                  CU_ALLOC(ueCb->f1apMsgDb.duToCuContainer.buf, ueCb->f1apMsgDb.duToCuContainer.size);
+                  if(ueCb->f1apMsgDb.duToCuContainer.buf != NULLP)
+                  { 
+                     memcpy(ueCb->f1apMsgDb.duToCuContainer.buf, \
+                        initULRRCMsg->protocolIEs.list.array[idx]->value.choice.DUtoCURRCContainer.buf, \
+                        ueCb->f1apMsgDb.duToCuContainer.size);
+                  }
+                  if((extractDuToCuRrcCont(ueCb, initULRRCMsg->protocolIEs.list.array[idx]->value.choice.DUtoCURRCContainer)) != ROK)
+                  {
+                     DU_LOG("\nERROR  --> F1AP : Failed to extract DU to CU RRC Container ");
+                     ret = RFAILED;
+                  }
+               }
+               else
+               {
+                  DU_LOG("\nERROR  -->  Failed to receive Du to Cu RRC Container ");
+                  ret = RFAILED;
+               }
+               break;
+            }
+
+         default:
+            DU_LOG("\nERROR  -->  Invalid Event %ld", initULRRCMsg->protocolIEs.list.array[idx]->id);
+            break;
       }
+      if(ret == RFAILED)
+         break;
    }
-   if(!ret)
-      ret = BuildAndSendDLRRCMessageTransfer();
 
+   if(ret == ROK)
+   {
+      ueCb->f1apMsgDb.dlRrcMsgCount++;
+      rrcMsgType = setDlRRCMsgType(ueCb);
+      ret = BuildAndSendDLRRCMessageTransfer(duId, ueCb, SRB0, rrcMsgType);
+   }
    return ret;
 }
 
@@ -1419,12 +2094,13 @@ uint8_t procInitULRRCMsg(F1AP_PDU_t *f1apMsg)
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildNrcgi(NRCGI_t *nrcgi)
+uint8_t BuildNrcgi(NRCGI_t *nrcgi, uint32_t nrCellId)
 {
    uint8_t ret;
-   uint8_t unused = 4;
+   uint8_t unused_bits = 4;
    uint8_t byteSize = 5;
-   uint8_t val = 16;
+   uint8_t val = nrCellId << unused_bits;
+
    /* Allocate Buffer Memory */
    nrcgi->pLMN_Identity.size = 3 * sizeof(uint8_t);
    CU_ALLOC(nrcgi->pLMN_Identity.buf, nrcgi->pLMN_Identity.size);
@@ -1432,7 +2108,7 @@ uint8_t BuildNrcgi(NRCGI_t *nrcgi)
    {
       return RFAILED;
    }
-   ret = buildPlmnId(cuCfgParams.plmn , &nrcgi->pLMN_Identity);
+   ret = buildPlmnId(cuCb.cuCfgParams.plmn , nrcgi->pLMN_Identity.buf);
 
    if(ret != ROK)
    {
@@ -1444,11 +2120,8 @@ uint8_t BuildNrcgi(NRCGI_t *nrcgi)
    {
       return RFAILED;
    }
-   ret = fillBitString(&nrcgi->nRCellIdentity, unused, byteSize, val);
-   if(ret != ROK)
-   {
-      return RFAILED;
-   }
+   fillBitString(&nrcgi->nRCellIdentity, unused_bits, byteSize, val);
+
    return ROK;
 }
 /*******************************************************************
@@ -1467,7 +2140,7 @@ uint8_t BuildNrcgi(NRCGI_t *nrcgi)
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildSplCellList(SCell_ToBeSetup_List_t *spCellLst)
+uint8_t BuildSplCellList(CuUeCb *ueCb, SCell_ToBeSetup_List_t *spCellLst)
 {
    uint8_t  cellCnt;
    uint8_t  idx;
@@ -1491,10 +2164,10 @@ uint8_t BuildSplCellList(SCell_ToBeSetup_List_t *spCellLst)
    idx = 0;
    spCellLst->list.array[idx]->id = ProtocolIE_ID_id_SCell_ToBeSetup_Item;
    spCellLst->list.array[idx]->criticality = Criticality_ignore;
-   spCellLst->list.array[idx]->value.present =\
-                                             SCell_ToBeSetup_ItemIEs__value_PR_SCell_ToBeSetup_Item;
+   spCellLst->list.array[idx]->value.present = SCell_ToBeSetup_ItemIEs__value_PR_SCell_ToBeSetup_Item;
+
    /* Special Cell ID -NRCGI */
-   ret = BuildNrcgi(&spCellLst->list.array[idx]->value.choice.SCell_ToBeSetup_Item.sCell_ID);
+   ret = BuildNrcgi(&spCellLst->list.array[idx]->value.choice.SCell_ToBeSetup_Item.sCell_ID, ueCb->cellCb->nrCellId);
    if(ret != ROK)
    {
       return RFAILED;
@@ -1520,32 +2193,54 @@ uint8_t BuildSplCellList(SCell_ToBeSetup_List_t *spCellLst)
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildSRBSetup(SRBs_ToBeSetup_List_t *srbSet)
+uint8_t BuildSRBSetup(CuUeCb *ueCb, SRBs_ToBeSetup_List_t *srbSet)
 {
    uint8_t idx;
    uint8_t srbCnt;
-   srbCnt = 1;
+
+   if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+      srbCnt = ueCb->numSrb;
+   else
+      srbCnt = 1;
    srbSet->list.count = srbCnt;
    srbSet->list.size = srbCnt*sizeof(SRBs_ToBeSetup_ItemIEs_t *);
    CU_ALLOC(srbSet->list.array,srbSet->list.size);
    if(srbSet->list.array == NULLP)
    {
+      DU_LOG("\nERROR  --> F1AP : BuildSRBSetup() : Memory allocation failed for SRB to be setup list's array");
       return RFAILED;
    }
+
    for(idx=0; idx<srbCnt; idx++)
    {
       CU_ALLOC(srbSet->list.array[idx],sizeof(SRBs_ToBeSetup_ItemIEs_t));
       if(srbSet->list.array[idx] == NULLP)
       {
-        return RFAILED;
+         DU_LOG("\nERROR  --> F1AP : BuildSRBSetup() : Memory allocation failed for SRB to be setup list's array element");
+         return RFAILED;
+      }
+   }
+
+   if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+   {
+      idx = 0;
+      srbSet->list.array[idx]->id = ProtocolIE_ID_id_SRBs_ToBeSetup_Item;
+      srbSet->list.array[idx]->criticality = Criticality_ignore;
+      srbSet->list.array[idx]->value.present = SRBs_ToBeSetup_ItemIEs__value_PR_SRBs_ToBeSetup_Item;
+      srbSet->list.array[idx]->value.choice.SRBs_ToBeSetup_Item.sRBID = 2;
+      ueCb->srbList[ueCb->numSrb].srbId = srbSet->list.array[idx]->value.choice.SRBs_ToBeSetup_Item.sRBID;
+      ueCb->numSrb++;
+   }
+   else
+   {
+      for(idx=0; idx<srbCnt; idx++)
+      {
+         srbSet->list.array[idx]->id = ProtocolIE_ID_id_SRBs_ToBeSetup_Item;
+         srbSet->list.array[idx]->criticality = Criticality_ignore;
+         srbSet->list.array[idx]->value.present = SRBs_ToBeSetup_ItemIEs__value_PR_SRBs_ToBeSetup_Item;
+         srbSet->list.array[idx]->value.choice.SRBs_ToBeSetup_Item.sRBID = ueCb->srbList[idx].srbId; 
       }
    }
-   idx = 0;
-   srbSet->list.array[idx]->id = ProtocolIE_ID_id_SRBs_ToBeSetup_Item;
-   srbSet->list.array[idx]->criticality = Criticality_ignore;
-   srbSet->list.array[idx]->value.present = \
-      SRBs_ToBeSetup_ItemIEs__value_PR_SRBs_ToBeSetup_Item;
-   srbSet->list.array[idx]->value.choice.SRBs_ToBeSetup_Item.sRBID = 2;
    return ROK;
 }/* End of BuildSRBSetup*/
 
@@ -1560,13 +2255,17 @@ uint8_t BuildSRBSetup(SRBs_ToBeSetup_List_t *srbSet)
  *    Functionality: Constructs the QOS Info for DRB Setup Item
  *
  * @params[in] QoSInformation_t *qosinfo
+ *             int16_t pduSessionID
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
+uint8_t BuildQOSInfo(QosInfo *qosInfo, QoSFlowLevelQoSParameters_t *drbQos, uint8_t actionType, int16_t pduSessionID, bool hoInProgress)
 {
+   uint8_t elementCnt = 0, qosCntIdx = 0;
+   ProtocolExtensionContainer_4624P74_t *qosIeExt = NULLP;
+
    /* NonDynamic5QIDescriptor */
    drbQos->qoS_Characteristics.present = QoS_Characteristics_PR_non_Dynamic_5QI;
    CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI,sizeof(NonDynamic5QIDescriptor_t));
@@ -1574,33 +2273,111 @@ uint8_t BuildQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
    {
       return RFAILED;
    }
-   /*FiveQI*/
-   drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->fiveQI = 0;
-   /*AveragingWindow*/
-   CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,\
-        sizeof(AveragingWindow_t));
-   if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow == \
-        NULLP)
+   
+   if(hoInProgress)
+      drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->fiveQI = qosInfo->nonDynFiveQI ;
+   else
    {
-      return RFAILED;
+      /*FiveQI*/
+      if(actionType == ProtocolIE_ID_id_DRBs_ToBeModified_Item)
+         drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->fiveQI = FIVE_QI_VALUE8;
+      else
+         drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->fiveQI = FIVE_QI_VALUE9;
+
+      qosInfo->nonDynFiveQI = drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->fiveQI;
    }
-   *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow) = 0;
-   /*MaxDataBurstVolume*/
-   CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,\
-        sizeof(MaxDataBurstVolume_t));
-   if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume == \
-        NULLP)
+
+   if(!hoInProgress)
    {
-      return RFAILED;
+      /*AveragingWindow*/
+      CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow, sizeof(AveragingWindow_t));
+      if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow == NULLP)
+      {
+         return RFAILED;
+      }
+      *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow) = 0;
+      qosInfo->avgWindow = *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow);
+
+      /*MaxDataBurstVolume*/
+      CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume, sizeof(MaxDataBurstVolume_t));
+      if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume == NULLP)
+      {
+         return RFAILED;
+      }
+      *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume) = 0;
+      qosInfo->maxBurstDataVol = *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume);
    }
-   *(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume) = 0;
 
    /*nRGRAN Allocation Retention Priority*/
-   drbQos->nGRANallocationRetentionPriority.priorityLevel = PriorityLevel_highest;
-   drbQos->nGRANallocationRetentionPriority.pre_emptionCapability = Pre_emptionCapability_may_trigger_pre_emption;
-   drbQos->nGRANallocationRetentionPriority.pre_emptionVulnerability = Pre_emptionVulnerability_not_pre_emptable;
+   if(hoInProgress)
+   {
+      drbQos->nGRANallocationRetentionPriority.priorityLevel = qosInfo->priorityLevel;
+      drbQos->nGRANallocationRetentionPriority.pre_emptionCapability = qosInfo->preemptionCapability;
+      drbQos->nGRANallocationRetentionPriority.pre_emptionVulnerability = qosInfo->preemptionVulnerability;
+   }
+   else
+   {
+      drbQos->nGRANallocationRetentionPriority.priorityLevel = PriorityLevel_lowest;
+      drbQos->nGRANallocationRetentionPriority.pre_emptionCapability = Pre_emptionCapability_may_trigger_pre_emption;
+      drbQos->nGRANallocationRetentionPriority.pre_emptionVulnerability = Pre_emptionVulnerability_not_pre_emptable;
+
+      qosInfo->priorityLevel = PriorityLevel_lowest;
+      qosInfo->preemptionCapability = Pre_emptionCapability_may_trigger_pre_emption;
+      qosInfo->preemptionVulnerability = Pre_emptionVulnerability_not_pre_emptable;
+   }
+
+   /* PDU session ID */
+   if(!hoInProgress)
+   {
+      /*If PDU Session ID is INVALID thus not to be included in Qos IE, skip the PDU Session IE */
+      if(pduSessionID <= INVALID_PDU_SESSION_ID)
+      {
+         DU_LOG("\nINFO  --> F1AP : Invalid PDU_SESSION_ID");
+         return ROK;
+      }
+
+      CU_ALLOC(drbQos->iE_Extensions, sizeof(ProtocolExtensionContainer_4624P74_t));
+      qosIeExt = (ProtocolExtensionContainer_4624P74_t *)drbQos->iE_Extensions;
+
+      if(qosIeExt)
+      {
+         elementCnt = NUM_QOS_EXT;
+         qosIeExt->list.count = elementCnt;
+         qosIeExt->list.size = elementCnt * sizeof(QoSFlowLevelQoSParameters_ExtIEs_t *);
+
+         /*Initialize QoSFlowLevelQoSParameters_ExtIEs_t*/
+         CU_ALLOC(qosIeExt->list.array, qosIeExt->list.size);
+
+         if(qosIeExt->list.array == NULLP)
+         {
+            DU_LOG("\nERROR  -->       F1AP : Memory allocation for QoSFlowLevelQoSParameters_ExtIEs_t failed");
+            return  RFAILED;
+         }
 
-   /* TO DO: GBR_QoSFlowInformation */
+         for(qosCntIdx=0; qosCntIdx < elementCnt; qosCntIdx++)
+         {
+            CU_ALLOC(qosIeExt->list.array[qosCntIdx], sizeof(QoSFlowLevelQoSParameters_ExtIEs_t));
+            if(qosIeExt->list.array[qosCntIdx] == NULLP)
+            {
+               DU_LOG("\nERROR  -->    F1AP : Memory allocation for QoSFlowLevelQoSParameters_ExtIEs_t array failed");
+               return  RFAILED;
+            }
+            /*Filling QoSFlowLevelQoSParameters_ExtIEs_t*/
+            qosIeExt->list.array[qosCntIdx]->id = ProtocolIE_ID_id_PDUSessionID;
+            /*Below Criticality mentioned in Spec38.473, 15.4.1 and later*/
+            qosIeExt->list.array[qosCntIdx]->criticality = Criticality_ignore; 
+            qosIeExt->list.array[qosCntIdx]->extensionValue.present = \
+                                                                      QoSFlowLevelQoSParameters_ExtIEs__extensionValue_PR_PDUSessionID;
+            qosIeExt->list.array[qosCntIdx]->extensionValue.choice.PDUSessionID = (PDUSessionID_t)pduSessionID;
+            qosInfo->pduSessionId = pduSessionID;
+         }
+      }
+      else
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for QosIE_extension failed");
+         return RFAILED;
+      }
+   }
    return ROK;
 }/*End of BuildQOSInfo*/
 
@@ -1615,37 +2392,46 @@ uint8_t BuildQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
  *    Functionality: Constructs the SNSSAI For DRB list
  *
  * @params[in] SNSSAI_t *snssai
+ *             Snssai  *snssaiToCopy S-NSSAI from CuCfgParam to be copied
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildSNSSAI(SNSSAI_t *snssai)
+uint8_t BuildSNSSAI(DrbInfo *drbInfo, SNSSAI_t *snssai, Snssai *snssaiToCopy, bool hoInProgress)
 {
    /*SNSSAI*/
    /*ssT*/
    snssai->sST.size = sizeof(uint8_t);
-   CU_ALLOC(snssai->sST.buf,snssai->sST.size);
+   CU_ALLOC(snssai->sST.buf, snssai->sST.size);
    if(snssai->sST.buf == NULLP)
    {
       return RFAILED;
    }
-   snssai->sST.buf[0] = 3;
+   if(!hoInProgress)
+      memcpy(snssai->sST.buf, &snssaiToCopy->sst, snssai->sST.size);
+   else
+      memcpy(snssai->sST.buf, &drbInfo->snssai->sst, snssai->sST.size);
+
    /*sD*/
-   CU_ALLOC(snssai->sD,sizeof(OCTET_STRING_t));
+   CU_ALLOC(snssai->sD, sizeof(OCTET_STRING_t));
    if(snssai->sD == NULLP)
    {
       return RFAILED;
    }
-   snssai->sD->size = 3*sizeof(uint8_t);
-   CU_ALLOC(snssai->sD->buf,snssai->sD->size);
+   snssai->sD->size = 3 * sizeof(uint8_t);
+   CU_ALLOC(snssai->sD->buf, snssai->sD->size);
    if(snssai->sD->buf == NULLP)
    {
       return RFAILED;
    }
-   snssai->sD->buf[0] = 3;
-   snssai->sD->buf[1] = 6;
-   snssai->sD->buf[2] = 9;
+   if(!hoInProgress)
+      memcpy(snssai->sD->buf, snssaiToCopy->sd, snssai->sD->size);
+   else
+      memcpy(snssai->sD->buf, drbInfo->snssai->sd, snssai->sD->size);
+
+   if(!hoInProgress)
+      drbInfo->snssai = snssaiToCopy;
    return ROK;
 }/*End of BuildSNSSAI*/
 
@@ -1665,17 +2451,21 @@ uint8_t BuildSNSSAI(SNSSAI_t *snssai)
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildFlowsMap(Flows_Mapped_To_DRB_List_t *flowMap)
+uint8_t BuildFlowsMap(DrbInfo *drbInfo, Flows_Mapped_To_DRB_List_t *flowMap , uint8_t actionType, bool hoInProgress)
 {
-   uint8_t  ret;
-   uint8_t  idx;
-   uint8_t  flowCnt;
-   flowCnt = 1;
+   uint8_t  ret = ROK, idx = 0, flowCnt = 0, flowIdx = 0;
+   FlowsMapped *qosFlow;
+
+   if(!hoInProgress)
+      flowCnt = 1;
+   else
+      flowCnt = drbInfo->numFlowMap;
    flowMap->list.count = flowCnt;
    flowMap->list.size = flowCnt * sizeof(Flows_Mapped_To_DRB_Item_t *);
    CU_ALLOC(flowMap->list.array,flowMap->list.size);
    if(flowMap->list.array == NULLP)
    {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for array in BuildFlowsMap()");
       return RFAILED;
    }
    for(idx=0; idx<flowCnt; idx++)
@@ -1683,15 +2473,46 @@ uint8_t BuildFlowsMap(Flows_Mapped_To_DRB_List_t *flowMap)
       CU_ALLOC(flowMap->list.array[idx],sizeof(Flows_Mapped_To_DRB_Item_t));
       if(flowMap->list.array[idx] == NULLP)
       {
-        return RFAILED;
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for arrayIdx[%d] in BuildFlowsMap()", idx);
+         return RFAILED;
       }
-   }
-   idx = 0;
-   flowMap->list.array[idx]->qoSFlowIdentifier = 0;
-   ret = BuildQOSInfo(&flowMap->list.array[idx]->qoSFlowLevelQoSParameters);
-   if(ret != ROK)
-   {
-      return RFAILED;
+      
+      if(!hoInProgress)
+      {
+         flowMap->list.array[idx]->qoSFlowIdentifier = 0;
+         if(actionType == ProtocolIE_ID_id_DRBs_ToBeModified_Item)
+         {
+            for(flowIdx =0; flowIdx < drbInfo->numFlowMap; flowIdx++)
+            {
+               if(drbInfo->flowMapList[flowIdx].qosFlowId == flowMap->list.array[idx]->qoSFlowIdentifier)
+               {
+                  qosFlow = &drbInfo->flowMapList[flowIdx];
+                  break;
+               }
+            }
+         }
+         else
+         {
+            qosFlow = &drbInfo->flowMapList[drbInfo->numFlowMap];
+            qosFlow->qosFlowId = flowMap->list.array[idx]->qoSFlowIdentifier;
+         }
+      }
+      else
+      {
+         qosFlow = &drbInfo->flowMapList[idx];
+         flowMap->list.array[idx]->qoSFlowIdentifier = qosFlow->qosFlowId;
+      }
+
+      ret = BuildQOSInfo(&qosFlow->qos, &flowMap->list.array[idx]->qoSFlowLevelQoSParameters,\
+            actionType, INVALID_PDU_SESSION_ID, hoInProgress);
+      if(ret != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to Build QOS Info in BuildFlowsMap()");
+         return RFAILED;
+      }
+
+      if((!hoInProgress) && (actionType != ProtocolIE_ID_id_DRBs_ToBeModified_Item))
+         drbInfo->numFlowMap++;
    }
    return ROK;
 }/*End of BuildFlowsMap*/
@@ -1706,22 +2527,24 @@ uint8_t BuildFlowsMap(Flows_Mapped_To_DRB_List_t *flowMap)
  *
  *    Functionality: Constructs the UL TnlInfo For DRB list
  *
- * @params[in] ULUPTNLInformation_ToBeSetup_List_t *ulInfo
+ * @params[in]  UPTNLInformation_ToBeSetup_List_t *ulInfo
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
+uint8_t BuildULTnlInfo(TnlInfo *ulUpTnlInfo, ULUPTNLInformation_ToBeSetup_List_t *ulInfo, bool hoInProgress)
 {
    uint8_t idx;
    uint8_t ulCnt;
+
    ulCnt = 1;
    ulInfo->list.count = ulCnt;
    ulInfo->list.size = ulCnt * sizeof(ULUPTNLInformation_ToBeSetup_Item_t *);
    CU_ALLOC(ulInfo->list.array,ulInfo->list.size);
    if(ulInfo->list.array == NULLP)
-   {
+   {  
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for array in BuildULTnlInfo()");
       return RFAILED;
    }
    for(idx=0; idx<ulCnt; idx++)
@@ -1729,59 +2552,80 @@ uint8_t BuildULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
       CU_ALLOC(ulInfo->list.array[idx],sizeof(ULUPTNLInformation_ToBeSetup_Item_t));
       if(ulInfo->list.array[idx] == NULLP)
       {
-        return RFAILED;
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for arrayIdx [%d] in BuildULTnlInfo()", idx);
+             return RFAILED;
       }
    }
    idx = 0;
-   ulInfo->list.array[idx]->uLUPTNLInformation.present = \
-                                                        UPTransportLayerInformation_PR_gTPTunnel;
+   ulInfo->list.array[idx]->uLUPTNLInformation.present = UPTransportLayerInformation_PR_gTPTunnel;
    /*GTP TUNNEL*/
-   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel,\
-        sizeof(GTPTunnel_t));
+   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel, sizeof(GTPTunnel_t));
    if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel == NULLP)
    {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for gTPTunnel in BuildULTnlInfo()");
       return RFAILED;
    }
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.size       = 4*sizeof(uint8_t);
-   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-        transportLayerAddress.buf,ulInfo->list.array[idx]->\
-        uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size);
-   if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-        transportLayerAddress.buf == NULLP)
+   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size    = 4*sizeof(uint8_t);
+   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf, \
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size);
+   if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf == NULLP)
    {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for gtp tunnel arrayIdx[%d] in BuildULTnlInfo()", idx);
       return RFAILED;
    }
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.buf[0] = 4;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.buf[1] = 4;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.buf[2] = 4;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.buf[3] = 5;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      transportLayerAddress.bits_unused = 0;
+
+   if(!hoInProgress)
+   {
+      /* NOTE: Below IP address must be changed if running on different IP configuration */
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[0] = 192;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[1] = 168;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[2] = 130;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[3] = 82;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.bits_unused = 0;
+
+      ulUpTnlInfo->address[0] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[0];
+      ulUpTnlInfo->address[1] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[1];
+      ulUpTnlInfo->address[2] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[2];
+      ulUpTnlInfo->address[3] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[3];
+   }
+   else
+   {
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[0] = ulUpTnlInfo->address[0];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[1] = ulUpTnlInfo->address[1];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[2] = ulUpTnlInfo->address[2];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[3] = ulUpTnlInfo->address[3];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.bits_unused = 0;
+   }
+
    /*GTP TEID*/
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.size\
-      = 4 * sizeof(uint8_t);
-   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-        gTP_TEID.buf,ulInfo->list.array[idx]->uLUPTNLInformation.choice.\
-        gTPTunnel->gTP_TEID.size);
-   if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf\
-        == NULLP)
+   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.size = 4 * sizeof(uint8_t);
+   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf, \
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.size);
+   if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf == NULLP)
    {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for gtp tunnel buffer in BuildULTnlInfo()");
       return RFAILED;
    }
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      gTP_TEID.buf[0] = 11;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      gTP_TEID.buf[1] = 0;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      gTP_TEID.buf[2] = 0;
-   ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->\
-      gTP_TEID.buf[3] = 1;
-
+   
+   if(!hoInProgress)
+   {
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[0] = 0;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[1] = 0;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[2] = 0;
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[3] = cuCb.cuCfgParams.egtpParams.currTunnelId++;
+
+      ulUpTnlInfo->teId[0] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[0];
+      ulUpTnlInfo->teId[1] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[1];
+      ulUpTnlInfo->teId[2] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[2];
+      ulUpTnlInfo->teId[3] = ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[3];
+   }
+   else
+   {
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[0] = ulUpTnlInfo->teId[0];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[1] = ulUpTnlInfo->teId[1];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[2] = ulUpTnlInfo->teId[2];
+      ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[3] = ulUpTnlInfo->teId[3];
+   }
    return ROK;
 }/*End of BuildULTnlInfo*/
 
@@ -1801,88 +2645,167 @@ uint8_t BuildULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
+uint8_t BuildDRBSetup(CuUeCb *ueCb, DRBs_ToBeSetup_List_t *drbSet)
 {
-   uint8_t BuildQOSInforet;
-   uint8_t BuildSNSSAIret;
-   uint8_t BuildFlowsMapret;
-   uint8_t BuildULTnlInforet;
-   uint8_t idx;
-   uint8_t drbCnt;
+   uint8_t idx = 0, extIeIdx = 0;
+   uint8_t elementCnt = 0, drbCnt = 0;
+   uint8_t BuildQOSInforet = 0,BuildSNSSAIret = 0;
+   uint8_t BuildFlowsMapret =0, BuildULTnlInforet =0;
    DRBs_ToBeSetup_Item_t *drbSetItem;
-   drbCnt = 1;
+   ProtocolExtensionContainer_4624P33_t *drbToBeSetupExt;
+   DRBs_ToBeSetup_ItemExtIEs_t *drbToBeSetupExtIe = NULLP;
+   
+   if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+      drbCnt = ueCb->numDrb;
+   else
+      drbCnt = MAX_DRB_SET_UE_CONTEXT_SETUP_REQ;
    drbSet->list.count = drbCnt;
+
    drbSet->list.size = drbCnt*sizeof(DRBs_ToBeSetup_ItemIEs_t *);
    CU_ALLOC(drbSet->list.array,drbSet->list.size);
    if(drbSet->list.array == NULLP)
    {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDRBSetup");
       return RFAILED;
    }
+
    for(idx=0; idx<drbCnt; idx++)
    {
       CU_ALLOC(drbSet->list.array[idx],sizeof(DRBs_ToBeSetup_ItemIEs_t));
       if(drbSet->list.array[idx] == NULLP)
       {
-        return RFAILED;
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDRBSetup for arry idx [%d]", idx);
+         return RFAILED;
       }
-   }
-   idx = 0;
-   drbSet->list.array[idx]->id = ProtocolIE_ID_id_DRBs_ToBeSetup_Item;
-   drbSet->list.array[idx]->criticality = Criticality_ignore;
-   drbSet->list.array[idx]->value.present = \
-                                           DRBs_ToBeSetup_ItemIEs__value_PR_DRBs_ToBeSetup_Item;
-   drbSetItem = &drbSet->list.array[idx]->value.choice.DRBs_ToBeSetup_Item;    
-   /*dRBID*/
-   drbSetItem->dRBID = 1;      
-   /*qoSInformation*/
-   drbSetItem->qoSInformation.present = QoSInformation_PR_choice_extension;
-   CU_ALLOC(drbSetItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
-   if(drbSetItem->qoSInformation.choice.choice_extension == NULLP)
-   {   
-      return RFAILED;
-   }
-   drbSetItem->qoSInformation.choice.choice_extension->id = \
-                                                           ProtocolIE_ID_id_DRB_Information;
-   drbSetItem->qoSInformation.choice.choice_extension->criticality = \
-                                                                    Criticality_ignore;
-   drbSetItem->qoSInformation.choice.choice_extension->value.present = \
-                                                                      QoSInformation_ExtIEs__value_PR_DRB_Information;
-  BuildQOSInforet =  BuildQOSInfo(&drbSetItem->qoSInformation.choice.\
-        choice_extension->value.choice.DRB_Information.dRB_QoS);
-   if(BuildQOSInforet != ROK)
-   {
-      return RFAILED;
-   }
-   /*SNSSAI*/
-   BuildSNSSAIret = BuildSNSSAI(&drbSetItem->qoSInformation.choice.\
-        choice_extension->value.choice.DRB_Information.sNSSAI);
-   if(BuildSNSSAIret != ROK)
-   {   
-      return RFAILED;
-   }
-   /*Flows mapped to DRB List*/
-   BuildFlowsMapret = BuildFlowsMap(&drbSetItem->qoSInformation.choice.\
-        choice_extension->value.choice.DRB_Information.flows_Mapped_To_DRB_List);
-   if(BuildFlowsMapret != ROK)
-   {
-      return RFAILED;
-   }
-   /*ULUPTNLInformation To Be Setup List*/
-   BuildULTnlInforet = BuildULTnlInfo(&drbSetItem->uLUPTNLInformation_ToBeSetup_List);
-   if(BuildULTnlInforet != ROK)
-   {
-      return RFAILED;
-   }
-   /*RLCMode*/
-   drbSetItem->rLCMode = RLCMode_rlc_um_bidirectional;
 
-   /*UL Configuration*/
-   CU_ALLOC(drbSetItem->uLConfiguration,sizeof(ULConfiguration_t));
-   if(drbSetItem->uLConfiguration == NULLP)
-   {
-      return RFAILED;
+      drbSet->list.array[idx]->id = ProtocolIE_ID_id_DRBs_ToBeSetup_Item;
+      drbSet->list.array[idx]->criticality = Criticality_ignore;
+      drbSet->list.array[idx]->value.present = DRBs_ToBeSetup_ItemIEs__value_PR_DRBs_ToBeSetup_Item;
+      drbSetItem = &drbSet->list.array[idx]->value.choice.DRBs_ToBeSetup_Item;
+      /*dRBID*/
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         drbSetItem->dRBID = idx + 1;
+         ueCb->drbList[ueCb->numDrb].drbId = drbSetItem->dRBID;
+      }
+      else
+         drbSetItem->dRBID = ueCb->drbList[idx].drbId;
+
+      /*qoSInformation*/
+      drbSetItem->qoSInformation.present = QoSInformation_PR_choice_extension;
+      CU_ALLOC(drbSetItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+      if(drbSetItem->qoSInformation.choice.choice_extension == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed for QOS choice extension in BuildDRBSetup");
+         return RFAILED;
+      }
+      drbSetItem->qoSInformation.choice.choice_extension->id = ProtocolIE_ID_id_DRB_Information;
+      drbSetItem->qoSInformation.choice.choice_extension->criticality = Criticality_ignore;
+      drbSetItem->qoSInformation.choice.choice_extension->value.present = QoSInformation_ExtIEs__value_PR_DRB_Information;
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+         BuildQOSInforet =  BuildQOSInfo(&ueCb->drbList[ueCb->numDrb].qos, &drbSetItem->qoSInformation.choice.\
+               choice_extension->value.choice.DRB_Information.dRB_QoS, ProtocolIE_ID_id_DRBs_ToBeSetup_Item, PDU_SESSION_ID_1, FALSE);
+      else
+         BuildQOSInforet =  BuildQOSInfo(&ueCb->drbList[idx].qos, &drbSetItem->qoSInformation.choice.\
+               choice_extension->value.choice.DRB_Information.dRB_QoS, ProtocolIE_ID_id_DRBs_ToBeSetup_Item, PDU_SESSION_ID_1, TRUE);
+      if(BuildQOSInforet != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to build QOS Info in BuildDRBSetup");
+         return RFAILED;
+      }
+
+      /*SNSSAI*/
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+         BuildSNSSAIret = BuildSNSSAI(&ueCb->drbList[ueCb->numDrb], &drbSetItem->qoSInformation.choice.\
+               choice_extension->value.choice.DRB_Information.sNSSAI, cuCb.snssaiList[0], FALSE);
+      else
+         BuildSNSSAIret = BuildSNSSAI(&ueCb->drbList[idx], &drbSetItem->qoSInformation.choice.\
+               choice_extension->value.choice.DRB_Information.sNSSAI, cuCb.snssaiList[0], TRUE);
+      if(BuildSNSSAIret != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to build SNSSAI Info in BuildDRBSetup");
+         return RFAILED;
+      }
+
+      /*Flows mapped to DRB List*/
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+         BuildFlowsMapret = BuildFlowsMap(&ueCb->drbList[ueCb->numDrb], &drbSetItem->qoSInformation.choice.choice_extension->\
+               value.choice.DRB_Information.flows_Mapped_To_DRB_List, ProtocolIE_ID_id_DRBs_ToBeSetup_Item, FALSE);
+      else
+         BuildFlowsMapret = BuildFlowsMap(&ueCb->drbList[idx], &drbSetItem->qoSInformation.choice.choice_extension->\
+               value.choice.DRB_Information.flows_Mapped_To_DRB_List, ProtocolIE_ID_id_DRBs_ToBeSetup_Item, TRUE);
+      if(BuildFlowsMapret != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to build Flow Map Info in BuildDRBSetup");
+         return RFAILED;
+      }
+
+      /*ULUPTNLInformation To Be Setup List*/
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+         BuildULTnlInforet = BuildULTnlInfo(&ueCb->drbList[ueCb->numDrb].ulUpTnlInfo, &drbSetItem->uLUPTNLInformation_ToBeSetup_List,\
+               FALSE);
+      else
+         BuildULTnlInforet = BuildULTnlInfo(&ueCb->drbList[idx].ulUpTnlInfo, &drbSetItem->uLUPTNLInformation_ToBeSetup_List,\
+               TRUE);
+      if(BuildULTnlInforet != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to build tunnel Info in BuildDRBSetup");
+         return RFAILED;
+      }
+
+      /*RLCMode*/
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         drbSetItem->rLCMode = RLCMode_rlc_um_bidirectional;
+         ueCb->drbList[ueCb->numDrb].rlcMode = drbSetItem->rLCMode;
+      }
+      else
+         drbSetItem->rLCMode = ueCb->drbList[idx].rlcMode;
+
+      /* DL PDCP SN Length */
+      if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+      {
+         CU_ALLOC(drbToBeSetupExt, sizeof(ProtocolExtensionContainer_4624P33_t));
+         if(!drbToBeSetupExt)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Failed to allocate memory for extension IE list in BuildDRBSetup");
+            return RFAILED;
+         }
+
+         elementCnt = 1;
+         drbToBeSetupExt->list.count = elementCnt;
+         drbToBeSetupExt->list.size = drbToBeSetupExt->list.count * sizeof(DRBs_ToBeSetup_ItemExtIEs_t *);
+
+         CU_ALLOC(drbToBeSetupExt->list.array, drbToBeSetupExt->list.size);
+         if(!drbToBeSetupExt->list.array)
+         {
+             DU_LOG("\nERROR  -->  F1AP : Failed to allocated memory for extension array in BuildDRBSetup");
+             return RFAILED;
+         }
+
+         for(extIeIdx=0; extIeIdx < drbToBeSetupExt->list.count; extIeIdx++)
+         {
+            CU_ALLOC(drbToBeSetupExt->list.array[extIeIdx], sizeof(DRBs_ToBeSetup_ItemExtIEs_t));
+            if(!drbToBeSetupExt->list.array[extIeIdx])
+            {
+               DU_LOG("\nERROR  -->  F1AP : Failed to allocated memory for extension array element in BuildDRBSetup");
+               return RFAILED;
+            }
+         }
+         extIeIdx = 0;
+         drbToBeSetupExtIe = drbToBeSetupExt->list.array[extIeIdx];
+
+         drbToBeSetupExtIe->id = ProtocolIE_ID_id_DLPDCPSNLength;
+         drbToBeSetupExtIe->criticality = Criticality_ignore;
+         drbToBeSetupExtIe->extensionValue.present = DRBs_ToBeSetup_ItemExtIEs__extensionValue_PR_PDCPSNLength;
+         drbToBeSetupExtIe->extensionValue.choice.PDCPSNLength = PDCPSNLength_twelve_bits;
+         drbSetItem->iE_Extensions = drbToBeSetupExt;
+      }
+
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+         ueCb->numDrb++;
    }
-   drbSetItem->uLConfiguration->uLUEConfiguration = ULUEConfiguration_no_data;
    return ROK;
 }/* End of BuildDRBSetup*/
 
@@ -1995,20 +2918,40 @@ void FreeSRBSetup(SRBs_ToBeSetup_List_t *srbSet)
  * ****************************************************************/
 void FreeQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
 {
+   ProtocolExtensionContainer_4624P74_t *qosIeExt = NULLP;
+   uint8_t qosCntIdx = 0;
+
    if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI != NULLP)
    {
       if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow!=NULLP)
       {
-        if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
-        {
-           CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,\
-                 sizeof(MaxDataBurstVolume_t));
-        }
-        CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,\
-              sizeof(AveragingWindow_t));
+         if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
+         {
+            CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,\
+                  sizeof(MaxDataBurstVolume_t));
+         }
+         CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,\
+               sizeof(AveragingWindow_t));
       }
       CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI,\
-           sizeof(NonDynamic5QIDescriptor_t));
+            sizeof(NonDynamic5QIDescriptor_t));
+   }
+   if(drbQos->iE_Extensions)
+   {
+      qosIeExt = (ProtocolExtensionContainer_4624P74_t *)drbQos->iE_Extensions;
+      if(qosIeExt->list.array != NULLP)
+      {
+         for(qosCntIdx=0; qosCntIdx <  qosIeExt->list.count; qosCntIdx++)
+         {
+            if(qosIeExt->list.array[qosCntIdx])
+            {
+               CU_FREE(qosIeExt->list.array[qosCntIdx], sizeof(QoSFlowLevelQoSParameters_ExtIEs_t));
+            }
+         }
+         CU_FREE(qosIeExt->list.array, qosIeExt->list.size);
+      }
+
+      CU_FREE(drbQos->iE_Extensions, sizeof(ProtocolExtensionContainer_4624P74_t));
    }
 }
 /*******************************************************************
@@ -2044,7 +2987,7 @@ void FreeULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
                  if(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf\
                        !=NULLP)
                  {
-                    CU_ALLOC(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->\
+                    CU_FREE(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->\
                           gTP_TEID.buf,ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.\
                           gTPTunnel->gTP_TEID.size);
                  }
@@ -2082,106 +3025,126 @@ void FreeULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
 void FreeDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
 {
    DRBs_ToBeSetup_Item_t *drbSetItem;
-   uint8_t  flowidx;
-   uint8_t  drbidx;
-   if(drbSet->list.array == NULLP)
+   ProtocolExtensionContainer_4624P74_t *qosIeExt = NULLP;
+   
+   uint8_t  flowidx = 0, drbidx = 0, qosCntIdx = 0;
+
+   /*BUG: Need to check drbSet->list.array is not Empty to procced with Deletion*/
+   if(drbSet->list.array != NULLP)
    {
       for(drbidx=0; drbidx<drbSet->list.count; drbidx++)
       {
-        if(drbidx==0&&drbSet->list.array[drbidx] != NULLP)
-        {
-           drbSetItem =&drbSet->list.array[drbidx]->value.choice.DRBs_ToBeSetup_Item;
-           if(drbSetItem->qoSInformation.choice.choice_extension != NULLP)
-           {
-              if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                    qoS_Characteristics.choice.non_Dynamic_5QI !=NULLP)
-              {
-                 if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                       qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow!=NULLP)
-                 {
-                    if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                          qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
-                    {
-                       if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.buf!=NULLP)
-                       {
-                          if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD!=NULLP)
-                          {
-                             if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->buf!=NULLP)
-                             {
-                                if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
-                                      flows_Mapped_To_DRB_List.list.array != NULLP)
-                                {
-                                   for(flowidx=0;flowidx<drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
-                                         flows_Mapped_To_DRB_List.list.count; flowidx++)
-                                   {
-                                      if(flowidx==0&&drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                            DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]!=NULLP)
-                                      {
-                                         if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                               DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                               qoS_Characteristics.choice.non_Dynamic_5QI!=NULLP)
-                                         {
-                                            if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                                  DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                                  qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow!=NULLP)
-                                            {
-                                               if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                                     DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                                     qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
-                                               {       
-                                                  FreeULTnlInfo(&drbSetItem->uLUPTNLInformation_ToBeSetup_List);
-                                                  CU_FREE(drbSetItem->uLConfiguration,sizeof(ULConfiguration_t));
-
-                                                  CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                                        DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                                        qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,\
-                                                        sizeof(MaxDataBurstVolume_t));   
-                                               }
-                                               CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                                     DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                                     qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,sizeof(AveragingWindow_t));
-                                            }
-                                            CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                                  DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
-                                                  qoS_Characteristics.choice.non_Dynamic_5QI,sizeof(NonDynamic5QIDescriptor_t));
-                                         }
-                                      }
-                                      if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                            DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]!=NULLP)
-                                      {
-                                         CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
-                                               DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx],sizeof(Flows_Mapped_To_DRB_Item_t));
-                                      }
-                                   }
-                                   CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
-                                         flows_Mapped_To_DRB_List.list.array,drbSetItem->qoSInformation.choice.choice_extension->value.\
-                                         choice.DRB_Information.flows_Mapped_To_DRB_List.list.size);
-                                }
-                                CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->buf,\
-                                      drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->size);
-                             }
-                             CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD,\
-                                   sizeof(OCTET_STRING_t));
-                          }
-                          CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.buf,\
-                                drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.size);
-                       }
-                       CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                             qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,sizeof(MaxDataBurstVolume_t));
-                    }
-                    CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                          qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,sizeof(AveragingWindow_t));
-                 }
-                 CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
-                       qoS_Characteristics.choice.non_Dynamic_5QI, sizeof(NonDynamic5QIDescriptor_t));
-              }
-              CU_FREE(drbSetItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
-           }
-        }
-        if(drbSet->list.array[drbidx]!=NULLP)
-        {
-           CU_FREE(drbSet->list.array[drbidx],sizeof(DRBs_ToBeSetup_ItemIEs_t));
-        }
+             if(drbSet->list.array[drbidx] != NULLP)
+             {
+                drbSetItem =&drbSet->list.array[drbidx]->value.choice.DRBs_ToBeSetup_Item;
+                if(drbSetItem->qoSInformation.choice.choice_extension != NULLP)
+                {
+                   if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                 qoS_Characteristics.choice.non_Dynamic_5QI !=NULLP)
+               {
+                  if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                         qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow!=NULLP)
+                           {
+                              if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                         qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
+                              {
+                                      if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.buf!=NULLP)
+                                      {
+                                         if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD!=NULLP)
+                                         {
+                                            if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->buf!=NULLP)
+                                            {
+                                                    if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
+                                                           flows_Mapped_To_DRB_List.list.array != NULLP)
+                                                    {
+                                                        for(flowidx=0;flowidx<drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
+                                                                     flows_Mapped_To_DRB_List.list.count; flowidx++)
+                                                        {
+                                                            if(flowidx==0&&drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                          DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]!=NULLP)
+                                                            {
+                                                                    if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                               DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                               qoS_Characteristics.choice.non_Dynamic_5QI!=NULLP)
+                                                                    {
+                                                                        if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                  DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                                  qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow!=NULLP)
+                                                                        {
+                                                                                if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                                 qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume!=NULLP)
+                                                                                 {     
+                                                                                     FreeULTnlInfo(&drbSetItem->uLUPTNLInformation_ToBeSetup_List);
+                                                                                     CU_FREE(drbSetItem->uLConfiguration,sizeof(ULConfiguration_t));
+
+                                                                                     CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                                  DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                                                  qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,\
+                                                                                                  sizeof(MaxDataBurstVolume_t));
+                                                                                 }
+                                                        CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                          DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                                          qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,sizeof(AveragingWindow_t));
+                                                                        }
+                                                                        CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                      DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]->qoSFlowLevelQoSParameters.\
+                                                                                      qoS_Characteristics.choice.non_Dynamic_5QI,sizeof(NonDynamic5QIDescriptor_t));
+                                                                    }
+                                                           }
+                                                           if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                    DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx]!=NULLP)
+                                                           {
+                                                                   CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.\
+                                                                                 DRB_Information.flows_Mapped_To_DRB_List.list.array[flowidx],sizeof(Flows_Mapped_To_DRB_Item_t));
+                                                           }
+                                                       }
+                                                       CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.\
+                                                                     flows_Mapped_To_DRB_List.list.array,drbSetItem->qoSInformation.choice.choice_extension->value.\
+                                                                     choice.DRB_Information.flows_Mapped_To_DRB_List.list.size);
+                                                    }
+                                                    CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->buf,\
+                                                            drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD->size);
+                                           }
+                                           CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sD,\
+                                                             sizeof(OCTET_STRING_t));
+                                      }
+                                      CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.buf,\
+                                                   drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI.sST.size);
+                                   }
+                                   CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                           qoS_Characteristics.choice.non_Dynamic_5QI->maxDataBurstVolume,sizeof(MaxDataBurstVolume_t));
+                           }
+                      CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                        qoS_Characteristics.choice.non_Dynamic_5QI->averagingWindow,sizeof(AveragingWindow_t));
+                        }
+                        CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                      qoS_Characteristics.choice.non_Dynamic_5QI, sizeof(NonDynamic5QIDescriptor_t));
+             }
+             if(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                        iE_Extensions != NULLP)
+             {
+                qosIeExt = (ProtocolExtensionContainer_4624P74_t *)drbSetItem->qoSInformation.choice.\
+                                    choice_extension->value.choice.DRB_Information.dRB_QoS.iE_Extensions;
+                 if(qosIeExt->list.array != NULLP)
+                 {
+                   for(qosCntIdx=0; qosCntIdx < qosIeExt->list.count; qosCntIdx++)
+                   {
+                      if(qosIeExt->list.array[qosCntIdx] != NULLP)
+                      {
+                         CU_FREE(qosIeExt->list.array[qosCntIdx], sizeof(QoSFlowLevelQoSParameters_ExtIEs_t));
+                      }
+                    }
+                    CU_FREE(qosIeExt->list.array, qosIeExt->list.size);
+                  }
+                  CU_FREE(drbSetItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS.\
+                                   iE_Extensions, sizeof(ProtocolExtensionContainer_4624P74_t));
+              }
+                  
+                 CU_FREE(drbSetItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+               }
+               CU_FREE(drbSet->list.array[drbidx],sizeof(DRBs_ToBeSetup_ItemIEs_t));
+             }
       }
       CU_FREE(drbSet->list.array,drbSet->list.size);
    }
@@ -2194,7 +3157,7 @@ void FreeDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
  *
  * @details
  *
- *    Function : FreeUESetReq
+ *    Function : FreeUeContextSetupReq
  *
  *    Functionality: Deallocate the memory of BuildUESetReq
  *
@@ -2204,501 +3167,8160 @@ void FreeDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
  *
  *
  * ****************************************************************/
-void FreeUESetReq(F1AP_PDU_t  *f1apMsg)
+void FreeUeContextSetupReq(F1AP_PDU_t  *f1apMsg)
 {
-   uint8_t idx=2;
-   uint8_t ieId;
-   UEContextSetupRequest_t       *ueSetReq;
+   uint8_t idx, ieId;
+   UEContextSetupRequest_t  *ueSetReq = NULLP;
 
    if(f1apMsg != NULLP)
    {
       if(f1apMsg->choice.initiatingMessage != NULLP)
       {
-        ueSetReq = &f1apMsg->choice.initiatingMessage->value.choice.UEContextSetupRequest;
-        if(ueSetReq->protocolIEs.list.array != NULLP)
-        {
-           if(ueSetReq->protocolIEs.list.array[idx])
-           {
-              FreeNrcgi(&ueSetReq->protocolIEs.list.array[idx]->value.choice.NRCGI);
-              idx=6;
-              if(ueSetReq->protocolIEs.list.array[idx])
-              {
-                 FreeSplCellList(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SCell_ToBeSetup_List);
-                 idx++;
-                 if(ueSetReq->protocolIEs.list.array[idx])
-                 {
-                    FreeSRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SRBs_ToBeSetup_List);
-                    idx++;
-                    if(ueSetReq->protocolIEs.list.array[idx])
-                    {
-                       FreeDRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.DRBs_ToBeSetup_List);
-                    }   
-                 }      
-              }
-           }
-           for(ieId=0; ieId<ueSetReq->protocolIEs.list.count; ieId++)
-           {
-              if(ueSetReq->protocolIEs.list.array[ieId] != NULLP)
-              {
-                 CU_FREE(ueSetReq->protocolIEs.list.array[ieId],sizeof(UEContextSetupRequestIEs_t));
-              }
-           }
-           CU_FREE(ueSetReq->protocolIEs.list.array,ueSetReq->protocolIEs.list.size);
-        }
-        CU_FREE(f1apMsg->choice.initiatingMessage,sizeof(InitiatingMessage_t));
+         ueSetReq = &f1apMsg->choice.initiatingMessage->value.choice.UEContextSetupRequest;
+         if(ueSetReq->protocolIEs.list.array != NULLP)
+         {
+            for(idx = 0; idx < ueSetReq->protocolIEs.list.count; idx++)
+            {
+               if(ueSetReq->protocolIEs.list.array[idx])
+               {
+                  switch(ueSetReq->protocolIEs.list.array[idx]->id)
+                  {
+                     case ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID:
+                        break;
+                     case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+                        break;
+                     case ProtocolIE_ID_id_SpCell_ID:
+                        FreeNrcgi(&ueSetReq->protocolIEs.list.array[idx]->value.choice.NRCGI);
+                        break;
+                     case ProtocolIE_ID_id_ServCellIndex:
+                        break;
+                     case ProtocolIE_ID_id_SpCellULConfigured:
+                        break;
+                     case ProtocolIE_ID_id_CUtoDURRCInformation:
+                        FreeCuToDuInfo(&ueSetReq->protocolIEs.list.array[idx]->value.choice.CUtoDURRCInformation);
+                        break;
+                     case ProtocolIE_ID_id_SCell_ToBeSetup_List:
+                        FreeSplCellList(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SCell_ToBeSetup_List);
+                        break;
+                     case ProtocolIE_ID_id_SRBs_ToBeSetup_List:
+                        FreeSRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SRBs_ToBeSetup_List);
+                        break;
+                     case ProtocolIE_ID_id_DRBs_ToBeSetup_List:
+                        FreeDRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.DRBs_ToBeSetup_List);
+                        break;
+                     case ProtocolIE_ID_id_RRCContainer:
+                        if(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf != NULLP)
+                        {
+                           CU_FREE(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, \
+                                 ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size);
+                        }
+                        break;
+                     case ProtocolIE_ID_id_GNB_DU_UE_AMBR_UL:
+                        CU_FREE(ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.buf,\
+                              ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.size);
+                        break;
+                     default:
+                        DU_LOG("\nERROR  -->  F1AP: Invalid event type %ld", ueSetReq->protocolIEs.list.array[idx]->id);
+                        break;
+                  }
+               }
+               /*BUG: Break is causing to exit the for Loop before complete traversing and freeing of each IE*/
+            }
+            for(ieId=0; ieId<idx; ieId++)
+            {
+               if(ueSetReq->protocolIEs.list.array[ieId] != NULLP)
+               {
+                  CU_FREE(ueSetReq->protocolIEs.list.array[ieId],sizeof(UEContextSetupRequestIEs_t));
+               }
+            }
+            CU_FREE(ueSetReq->protocolIEs.list.array,ueSetReq->protocolIEs.list.size);
+         }
+         CU_FREE(f1apMsg->choice.initiatingMessage,sizeof(InitiatingMessage_t));
       }
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
    }
 }
 
+/**Filling cell group info **/
 /*******************************************************************
  *
- * @brief Builds and sends the UE Setup Request 
+ * @brief Build Control resource set to add/modify list 
  *
  * @details
  *
- *    Function : BuildAndSendUESetReq
+ *    Function : BuildControlRSetToAddModList
  *
- *    Functionality: Constructs the UE Setup Request and sends
- *                   it to the CU through SCTP.
+ *    Functionality: Build Control resource set to add/modify list
  *
  * @params[in] 
+ * struct PDCCH_Config__controlResourceSetToAddModList *controlRSetList
  *
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-uint8_t BuildAndSendUESetReq(uint8_t cuUeF1apId, uint8_t duUeF1apId, \
-   uint16_t rrcContLen, uint8_t *rrcContainer)
+   uint8_t BuildControlRSetToAddModList
+(
+ struct PDCCH_Config__controlResourceSetToAddModList *controlRSetList
+ )
 {
-   uint8_t   Nrcgiret;
-   uint8_t   SplCellListret;
-   uint8_t   SrbSetupret;
-   uint8_t   elementCnt;
-   uint8_t   idx;
-   uint8_t   idx1;
-   F1AP_PDU_t          *f1apMsg = NULLP;
-   UEContextSetupRequest_t *ueSetReq = NULLP;
-   asn_enc_rval_t encRetVal;        /* Encoder return value */
-   memset(&encRetVal, 0, sizeof(asn_enc_rval_t));
-   uint8_t ret= RFAILED;
-   uint8_t ret1;
-   while(true)
+   uint8_t idx;
+   uint8_t elementCnt;
+   uint8_t numBytes, bitsUnused;
+   struct ControlResourceSet *controlRSet;
+   uint8_t freqDomainResource[FREQ_DOM_RSRC_SIZE] = {0};
+   uint8_t coreset0EndPrb, coreset1StartPrb, coreset1NumPrb;
+
+   elementCnt = 1;
+   controlRSetList->list.count = elementCnt;
+   controlRSetList->list.size = \
+                               elementCnt * sizeof(struct ControlResourceSet *);
+
+   controlRSetList->list.array = NULLP;
+   CU_ALLOC(controlRSetList->list.array, controlRSetList->list.size);
+   if(!controlRSetList->list.array)
    {
-      DU_LOG("\n F1AP : Building UE Context Setup Request\n");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+      return RFAILED;
+   }
 
-      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
-      if(f1apMsg == NULLP)
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      controlRSetList->list.array[idx] = NULLP;
+      CU_ALLOC(controlRSetList->list.array[idx], sizeof(struct ControlResourceSet));
+      if(!controlRSetList->list.array[idx])
       {
-        DU_LOG(" F1AP : Memory allocation for F1AP-PDU failed");
-        break;
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+        return RFAILED;
       }
+   }
 
-      f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
-      CU_ALLOC(f1apMsg->choice.initiatingMessage,sizeof(InitiatingMessage_t));
-      if(f1apMsg->choice.initiatingMessage == NULLP)
+   idx=0;
+   controlRSet = controlRSetList->list.array[idx];
+   controlRSet->controlResourceSetId = PDCCH_CTRL_RSRC_SET_ONE_ID;
+
+   /* Values harcoded according to our design:
+    * size 6 bytes
+    * 3 LSBs unsued
+    * Bit string stored ff0000000000
+    */
+   numBytes = 6;
+   bitsUnused = 3;
+   controlRSet->frequencyDomainResources.size = numBytes * sizeof(uint8_t);
+   controlRSet->frequencyDomainResources.buf = NULLP;
+   CU_ALLOC(controlRSet->frequencyDomainResources.buf, \
+        controlRSet->frequencyDomainResources.size);
+   if(!controlRSet->frequencyDomainResources.buf)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+      return RFAILED;
+   }
+
+   memset(controlRSet->frequencyDomainResources.buf, 0, FREQ_DOM_RSRC_SIZE);
+   coreset0EndPrb = CORESET0_END_PRB;
+   coreset1StartPrb = coreset0EndPrb + 6;
+   coreset1NumPrb = CORESET1_NUM_PRB;
+   /* calculate the PRBs */
+   fillCoresetFeqDomAllocMap(((coreset1StartPrb)/6), (coreset1NumPrb/6), freqDomainResource);
+   memcpy(controlRSet->frequencyDomainResources.buf, freqDomainResource, FREQ_DOM_RSRC_SIZE);
+   controlRSet->frequencyDomainResources.bits_unused = bitsUnused;
+
+   controlRSet->duration = PDCCH_CTRL_RSRC_SET_ONE_DURATION;
+   controlRSet->cce_REG_MappingType.present = \
+                                             ControlResourceSet__cce_REG_MappingType_PR_nonInterleaved;
+
+   controlRSet->precoderGranularity = PDCCH_CTRL_RSRC_SET_ONE_PRECOD_GRANULARITY;
+   controlRSet->tci_StatesPDCCH_ToAddList = NULLP;
+   controlRSet->tci_StatesPDCCH_ToReleaseList = NULLP;
+   controlRSet->tci_PresentInDCI = NULLP;
+#if 0
+   uint8_t tciStateIdx;
+
+   CU_ALLOC(controlRset->tci_StatesPDCCH_ToAddList, \
+        sizeof(struct ControlResourceSet__tci_StatesPDCCH_ToAddList));
+   if(!controlRset->tci_StatesPDCCH_ToAddList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   controlRset->tci_StatesPDCCH_ToAddList->list.count = elementCnt;
+   controlRset->tci_StatesPDCCH_ToAddList->list.size = elementCnt * sizeof(TCI_StateId_t *);
+   CU_ALLOC(controlRset->tci_StatesPDCCH_ToAddList->list.array, \
+        controlRset->tci_StatesPDCCH_ToAddList->list.size)
+      if(!controlRset->tci_StatesPDCCH_ToAddList->list.array)
       {
-        DU_LOG(" F1AP : Memory allocation for  F1AP-PDU failed");
-        break;
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+        return RFAILED;
       }
 
-      f1apMsg->choice.initiatingMessage->procedureCode = \
-        ProcedureCode_id_UEContextSetup;
-      f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
-      f1apMsg->choice.initiatingMessage->value.present = \
-         InitiatingMessage__value_PR_UEContextSetupRequest;
-      ueSetReq =
-        &f1apMsg->choice.initiatingMessage->value.choice.UEContextSetupRequest;
+   for(tciStateIdx = 0; tciStateIdx <elementCntl; tciStateIdx++)
+   {
+      CU_ALLOC(controlRset->tci_StatesPDCCH_ToAddList->list.array[tciStateIdx], sizeof(TCI_StateId_t));
+      if(!controlRset->tci_StatesPDCCH_ToAddList->list.array[tciStateIdx])
+      {
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+        return RFAILED;
+      }
+   }
 
-      elementCnt = 11;
-      ueSetReq->protocolIEs.list.count = elementCnt;
-      ueSetReq->protocolIEs.list.size = \
-                                       elementCnt * sizeof(UEContextSetupRequestIEs_t *);
+   tciStateIdx = 0;
+   /* TODO */
+   *(controlRset->tci_StatesPDCCH_ToAddList->list.array[tciStateIdx]);
 
-      /* Initialize the UESetup members */
-      CU_ALLOC(ueSetReq->protocolIEs.list.array,ueSetReq->protocolIEs.list.size);
+   CU_ALLOC(controlRset->tci_PresentInDCI, sizeof(long));
+   if(!controlRset->tci_PresentInDCI)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+      return RFAILED;
+   }
+   /* TODO */
+   *(controlRset->tci_PresentInDCI);
+#endif
 
-      if(ueSetReq->protocolIEs.list.array == NULLP)
-      {
-        DU_LOG(" F1AP : Memory allocation for UE Context SetupRequest failed");
-        break;
-      }
+   controlRSet->pdcch_DMRS_ScramblingID = NULLP;
+   CU_ALLOC(controlRSet->pdcch_DMRS_ScramblingID, sizeof(long));
+   if(!controlRSet->pdcch_DMRS_ScramblingID)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildControlRSetToAddModList");
+      return RFAILED;
+   }
+   *(controlRSet->pdcch_DMRS_ScramblingID) = SCRAMBLING_ID;
 
-      for(idx1=0; idx1<elementCnt; idx1++)
+   return ROK;
+} /* End BuildControlRSetToAddModList */
+
+/*******************************************************************
+ *
+ * @brief Build search space to add/modify list
+ *
+ * @details
+ *
+ *    Function : BuildSearchSpcToAddModList
+ *
+ *    Functionality: Build search space to add/modify list
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildSearchSpcToAddModList
+(
+ struct PDCCH_Config__searchSpacesToAddModList *searchSpcList
+ )
+{
+   uint8_t idx;
+   uint8_t numBytes;
+   uint8_t byteIdx;
+   uint8_t bitsUnused;
+   uint8_t elementCnt;
+   struct SearchSpace *searchSpc;
+
+   elementCnt = 1;
+   searchSpcList->list.count = elementCnt;
+   searchSpcList->list.size = elementCnt * sizeof(struct SearchSpace *);
+
+   searchSpcList->list.array = NULLP;
+   CU_ALLOC(searchSpcList->list.array, searchSpcList->list.size);
+   if(!searchSpcList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      searchSpcList->list.array[idx] = NULLP;
+      CU_ALLOC(searchSpcList->list.array[idx], sizeof(struct SearchSpace));
+      if(!searchSpcList->list.array[idx])
       {
-        CU_ALLOC(ueSetReq->protocolIEs.list.array[idx1],sizeof(UEContextSetupRequestIEs_t));
-        if(ueSetReq->protocolIEs.list.array[idx1] == NULLP)
-        {
-           break;
-        }
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+        return RFAILED;
       }
+   }
 
-      idx = 0;
+   idx = 0;
+   searchSpc = searchSpcList->list.array[idx];
 
-      /*GNB CU UE F1AP ID*/
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_GNB_CU_UE_F1AP_ID;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = cuUeF1apId;
+   searchSpc->searchSpaceId = PDCCH_SRCH_SPC_TWO_ID;
 
-      /*GNB DU UE F1AP ID*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_ignore;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_GNB_DU_UE_F1AP_ID;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = duUeF1apId;
+   searchSpc->controlResourceSetId = NULLP;
+   CU_ALLOC(searchSpc->controlResourceSetId, sizeof(ControlResourceSetId_t));
+   if(!searchSpc->controlResourceSetId)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+   *(searchSpc->controlResourceSetId) = PDCCH_CTRL_RSRC_SET_ONE_ID;
 
-      /*Special Cell ID*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_SpCell_ID;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_NRCGI;
-      Nrcgiret = BuildNrcgi(&ueSetReq->protocolIEs.list.array[idx]->value.choice.NRCGI);
-      if(Nrcgiret != ROK)
+   searchSpc->monitoringSlotPeriodicityAndOffset = NULLP;
+   CU_ALLOC(searchSpc->monitoringSlotPeriodicityAndOffset, \
+        sizeof(struct SearchSpace__monitoringSlotPeriodicityAndOffset));
+   if(!searchSpc->monitoringSlotPeriodicityAndOffset)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+   searchSpc->monitoringSlotPeriodicityAndOffset->present = \
+                                                           SearchSpace__monitoringSlotPeriodicityAndOffset_PR_sl1;
+
+   searchSpc->duration = NULLP;
+   searchSpc->monitoringSymbolsWithinSlot = NULLP;
+   CU_ALLOC(searchSpc->monitoringSymbolsWithinSlot, sizeof(BIT_STRING_t));
+   if(!searchSpc->monitoringSymbolsWithinSlot)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+
+   /* Values taken from reference logs :
+    * size 2 bytes
+    * 2 LSBs unsued
+    * Bit string stores 8000
+    */
+   numBytes = 2;
+   bitsUnused = 2;
+
+   searchSpc->monitoringSymbolsWithinSlot->size = numBytes * sizeof(uint8_t);
+   searchSpc->monitoringSymbolsWithinSlot->buf = NULLP;
+   CU_ALLOC(searchSpc->monitoringSymbolsWithinSlot->buf, \
+        searchSpc->monitoringSymbolsWithinSlot->size);
+   if(!searchSpc->monitoringSymbolsWithinSlot->buf)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+
+   byteIdx = 0;
+   searchSpc->monitoringSymbolsWithinSlot->buf[byteIdx++] = \
+                                                           PDCCH_SYMBOL_WITHIN_SLOT /* setting MSB to 128 i.e. 0x80 */;
+   searchSpc->monitoringSymbolsWithinSlot->buf[byteIdx++] = 0;
+   searchSpc->monitoringSymbolsWithinSlot->bits_unused = bitsUnused;
+
+   searchSpc->nrofCandidates = NULLP;
+   CU_ALLOC(searchSpc->nrofCandidates, sizeof(struct SearchSpace__nrofCandidates));
+   if(!searchSpc->nrofCandidates)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+
+   searchSpc->nrofCandidates->aggregationLevel1 = \
+                                                 PDCCH_SRCH_SPC_TWO_AGG_LVL1_CANDIDATE;
+   searchSpc->nrofCandidates->aggregationLevel2 = \
+                                                 PDCCH_SRCH_SPC_TWO_AGG_LVL2_CANDIDATE;
+   searchSpc->nrofCandidates->aggregationLevel4 = \
+                                                 PDCCH_SRCH_SPC_TWO_AGG_LVL4_CANDIDATE;
+   searchSpc->nrofCandidates->aggregationLevel8 = \
+                                                 PDCCH_SRCH_SPC_TWO_AGG_LVL8_CANDIDATE;
+   searchSpc->nrofCandidates->aggregationLevel16 = \
+                                                  PDCCH_SRCH_SPC_TWO_AGG_LVL16_CANDIDATE;
+
+   searchSpc->searchSpaceType = NULLP;
+   CU_ALLOC(searchSpc->searchSpaceType, sizeof(struct SearchSpace__searchSpaceType));
+   if(!searchSpc->searchSpaceType)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }
+
+   searchSpc->searchSpaceType->present = SearchSpace__searchSpaceType_PR_ue_Specific;
+
+   searchSpc->searchSpaceType->choice.ue_Specific = NULLP;
+   CU_ALLOC(searchSpc->searchSpaceType->choice.ue_Specific, \
+        sizeof(struct SearchSpace__searchSpaceType__ue_Specific));
+   if(!searchSpc->searchSpaceType->choice.ue_Specific)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSearchSpcToAddModList");
+      return RFAILED;
+   }  
+   searchSpc->searchSpaceType->choice.ue_Specific->dci_Formats = \
+                                                                PDCCH_SRCH_SPC_TWO_UE_SPEC_DCI_FORMAT;
+
+   return ROK;
+}/* End BuildSearchSpcToAddModList */
+
+/*******************************************************************
+ *
+ * @brief Builds BWP DL dedicated PDCCH config
+ *
+ * @details
+ *
+ *    Function : BuildBWPDlDedPdcchCfg
+ *
+ *    Functionality: Builds BWP DL dedicated PDCCH config
+ *
+ * @params[in] struct PDCCH_Config *pdcchCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBWPDlDedPdcchCfg(struct PDCCH_Config *pdcchCfg)
+{
+   pdcchCfg->controlResourceSetToAddModList = NULLP;
+   CU_ALLOC(pdcchCfg->controlResourceSetToAddModList, \
+        sizeof(struct PDCCH_Config__controlResourceSetToAddModList));
+   if(!pdcchCfg->controlResourceSetToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdcchCfg");
+      return RFAILED;
+   }
+
+   if(BuildControlRSetToAddModList(pdcchCfg->controlResourceSetToAddModList) != ROK)
+   {
+      return RFAILED;
+   }
+
+   pdcchCfg->controlResourceSetToReleaseList = NULLP;
+
+   pdcchCfg->searchSpacesToAddModList = NULLP;
+   CU_ALLOC(pdcchCfg->searchSpacesToAddModList, \
+        sizeof(struct PDCCH_Config__searchSpacesToAddModList));
+   if(!pdcchCfg->searchSpacesToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdcchCfg");
+      return RFAILED;
+   }
+
+   if(BuildSearchSpcToAddModList(pdcchCfg->searchSpacesToAddModList) != ROK)
+   {
+      return RFAILED;
+   }
+
+   pdcchCfg->searchSpacesToReleaseList = NULLP;
+   pdcchCfg->downlinkPreemption = NULLP;
+   pdcchCfg->tpc_PUSCH = NULLP;
+   pdcchCfg->tpc_PUCCH = NULLP;
+   pdcchCfg->tpc_SRS = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds DMRS DL PDSCH Mapping type A
+ *
+ * @details
+ *
+ *    Function : BuildDMRSDLPdschMapTypeA
+ *
+ *    Functionality: Builds DMRS DL PDSCH Mapping type A
+ *
+ * @params[in]
+ * struct PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA *dmrsDlCfg
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildDMRSDLPdschMapTypeA
+(
+ struct PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA *dmrsDlCfg
+ )
+{
+   dmrsDlCfg->present = PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA_PR_setup;
+   dmrsDlCfg->choice.setup = NULLP;
+   CU_ALLOC(dmrsDlCfg->choice.setup, sizeof(struct DMRS_DownlinkConfig));
+   if(!dmrsDlCfg->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdschCfg");
+      return RFAILED;
+   }
+
+   dmrsDlCfg->choice.setup->dmrs_Type = NULLP;
+   dmrsDlCfg->choice.setup->dmrs_AdditionalPosition = NULLP;
+   CU_ALLOC(dmrsDlCfg->choice.setup->dmrs_AdditionalPosition, sizeof(long));
+   if(!dmrsDlCfg->choice.setup->dmrs_AdditionalPosition)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDMRSDLPdschMapTypeA");
+      return RFAILED;
+   }
+   *(dmrsDlCfg->choice.setup->dmrs_AdditionalPosition) = DMRS_ADDITIONAL_POS;
+
+   dmrsDlCfg->choice.setup->maxLength = NULLP;
+   dmrsDlCfg->choice.setup->scramblingID0 = NULLP;
+   dmrsDlCfg->choice.setup->scramblingID1 = NULLP;
+   dmrsDlCfg->choice.setup->phaseTrackingRS = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds TCI states to add/modify list
+ *
+ * @details
+ *
+ *    Function : BuildTCIStatesToAddModList
+ *
+ *    Functionality:Builds TCI states to add/modify list
+ *
+ * @params[in] 
+ * struct PDSCH_Config__tci_StatesToAddModList *tciStatesList
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildTCIStatesToAddModList(struct PDSCH_Config__tci_StatesToAddModList *tciStatesList)
+{
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds PDSCH time domain allocation list
+ *
+ * @details
+ *
+ *    Function : BuildPdschTimeDomAllocList
+ *
+ *    Functionality: Builds PDSCH time domain allocation list
+ *
+ * @params[in] 
+ * struct PDSCH_Config__pdsch_TimeDomainAllocationList *timeDomAllocList
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildPdschTimeDomAllocList
+(
+ struct PDSCH_Config__pdsch_TimeDomainAllocationList *timeDomAllocList
+ )
+{
+   uint8_t idx;
+   uint8_t elementCnt;
+   struct PDSCH_TimeDomainResourceAllocation *timeDomAlloc;
+
+   timeDomAllocList->present = \
+                              PDSCH_Config__pdsch_TimeDomainAllocationList_PR_setup;
+
+   timeDomAllocList->choice.setup = NULLP;
+   CU_ALLOC(timeDomAllocList->choice.setup, \
+        sizeof(struct PDSCH_TimeDomainResourceAllocationList));
+   if(!timeDomAllocList->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschTimeDomAllocList");
+      return RFAILED;
+   }
+
+   elementCnt = 2;
+   timeDomAllocList->choice.setup->list.count = elementCnt;
+   timeDomAllocList->choice.setup->list.size = \
+                                              elementCnt * sizeof(struct PDSCH_TimeDomainResourceAllocation *);
+
+   timeDomAllocList->choice.setup->list.array = NULLP;
+   CU_ALLOC(timeDomAllocList->choice.setup->list.array, \
+        timeDomAllocList->choice.setup->list.size);
+   if(!timeDomAllocList->choice.setup->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschTimeDomAllocList");
+      return RFAILED;
+   }
+
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      timeDomAllocList->choice.setup->list.array[idx] = NULLP;
+      CU_ALLOC(timeDomAllocList->choice.setup->list.array[idx], \
+           sizeof(struct PDSCH_TimeDomainResourceAllocation));
+      if(!timeDomAllocList->choice.setup->list.array[idx])
+      {
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschTimeDomAllocList");
+        return RFAILED;
+      }
+   }
+
+   idx = 0;
+   timeDomAlloc = timeDomAllocList->choice.setup->list.array[idx];
+   CU_ALLOC(timeDomAlloc->k0, sizeof(long));
+   if(!timeDomAlloc->k0)
+   {
+       DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschTimeDomAllocList");
+       return RFAILED;
+   }
+   *(timeDomAlloc->k0) = 0;
+   timeDomAlloc->mappingType = PDSCH_MAPPING_TYPE_A;
+   timeDomAlloc->startSymbolAndLength = 66;
+
+   idx++;
+   timeDomAlloc = timeDomAllocList->choice.setup->list.array[idx];
+   CU_ALLOC(timeDomAlloc->k0, sizeof(long));
+   if(!timeDomAlloc->k0)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschTimeDomAllocList");
+      return RFAILED;
+   }
+   *(timeDomAlloc->k0) = 1;
+   timeDomAlloc->mappingType = PDSCH_MAPPING_TYPE_A;
+   timeDomAlloc->startSymbolAndLength = 66;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds PDSCH PRB Bundling type
+ *
+ * @details
+ *
+ *    Function : BuildPdschPrbBundlingType
+ *
+ *    Functionality: Builds PDSCH PRB Bundling type
+ *
+ * @params[in] 
+ * struct PDSCH_Config__prb_BundlingType *prbBndlType
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildPdschPrbBundlingType
+(
+ struct PDSCH_Config__prb_BundlingType *prbBndlType
+ )
+{
+   prbBndlType->present = PDSCH_Config__prb_BundlingType_PR_staticBundling;
+
+   prbBndlType->choice.staticBundling = NULLP;
+   CU_ALLOC(prbBndlType->choice.staticBundling, \
+        sizeof(struct PDSCH_Config__prb_BundlingType__staticBundling));
+   if(!prbBndlType->choice.staticBundling)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschPrbBundlingType");
+      return RFAILED;
+   }
+   prbBndlType->choice.staticBundling->bundleSize = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds BWP DL dedicated PDSCH config 
+ *
+ * @details
+ *
+ *    Function : BuildBWPDlDedPdschCfg
+ *
+ *    Functionality: Builds BWP DL dedicated PDSCH config
+ *
+ * @params[in] struct PDSCH_Config *pdschCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBWPDlDedPdschCfg(struct PDSCH_Config *pdschCfg)
+{
+   pdschCfg->dataScramblingIdentityPDSCH = NULLP;
+
+   pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA = NULLP;
+   CU_ALLOC(pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA, \
+        sizeof(struct PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA));
+   if(!pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdschCfg");
+      return RFAILED;
+   }
+
+   if(BuildDMRSDLPdschMapTypeA(pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA) != ROK)
+   {
+      return RFAILED;
+   }
+
+   pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeB = NULLP;
+   pdschCfg->tci_StatesToAddModList = NULLP;
+   pdschCfg->tci_StatesToReleaseList = NULLP;
+   pdschCfg->vrb_ToPRB_Interleaver = NULLP;
+#if 0
+   CU_ALLOC(pdschCfg->tci_StatesToAddModList, sizeof(struct PDSCH_Config__tci_StatesToAddModList));
+   if(!pdschCfg->tci_StatesToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdschCfg");
+      return RFAILED;
+   }
+   if(BuildTCIStatesToAddModList(pdschCfg->tci_StatesToAddModList) != ROK)
+   {
+      return RFAILED;
+   }
+#endif
+
+   pdschCfg->resourceAllocation = RES_ALLOC_TYPE;
+
+   pdschCfg->pdsch_TimeDomainAllocationList = NULLP;
+   CU_ALLOC(pdschCfg->pdsch_TimeDomainAllocationList, \
+        sizeof(struct PDSCH_Config__pdsch_TimeDomainAllocationList));
+   if(!pdschCfg->pdsch_TimeDomainAllocationList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdschCfg");
+      return RFAILED;
+   }
+   if(BuildPdschTimeDomAllocList(pdschCfg->pdsch_TimeDomainAllocationList) != ROK)
+   {
+      return RFAILED;
+   }
+   pdschCfg->pdsch_AggregationFactor = NULLP;
+   pdschCfg->rateMatchPatternToAddModList = NULLP;
+   pdschCfg->rateMatchPatternToReleaseList = NULLP;
+   pdschCfg->rateMatchPatternGroup1 = NULLP;
+   pdschCfg->rateMatchPatternGroup2 = NULLP;
+   pdschCfg->rbg_Size = PDSCH_RBG_SIZE;
+   pdschCfg->mcs_Table = NULLP;
+
+   pdschCfg->maxNrofCodeWordsScheduledByDCI = NULLP;
+   CU_ALLOC(pdschCfg->maxNrofCodeWordsScheduledByDCI, sizeof(long));
+   if(!pdschCfg->maxNrofCodeWordsScheduledByDCI)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPDlDedPdschCfg");
+      return RFAILED;
+   }
+   *(pdschCfg->maxNrofCodeWordsScheduledByDCI) = PDSCH_MAX_CODEWORD_SCH_BY_DCI;
+
+   if(BuildPdschPrbBundlingType(&pdschCfg->prb_BundlingType) != ROK)
+   {
+      return RFAILED;
+   }
+
+   pdschCfg->zp_CSI_RS_ResourceToAddModList = NULLP;
+   pdschCfg->zp_CSI_RS_ResourceToReleaseList = NULLP;
+   pdschCfg->aperiodic_ZP_CSI_RS_ResourceSetsToAddModList = NULLP;
+   pdschCfg->aperiodic_ZP_CSI_RS_ResourceSetsToReleaseList = NULLP;
+   pdschCfg->sp_ZP_CSI_RS_ResourceSetsToAddModList = NULLP;
+   pdschCfg->sp_ZP_CSI_RS_ResourceSetsToReleaseList = NULLP;
+   pdschCfg->p_ZP_CSI_RS_ResourceSet = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds intitial DL BWP
+ * @details
+ *
+ *    Function : BuildInitialDlBWP 
+ *
+ *    Functionality: Builds intitial DL BWP in spCellCfgDed
+ *
+ * @params[in] BWP_DownlinkDedicated_t *dlBwp
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildInitialDlBWP(BWP_DownlinkDedicated_t *dlBwp)
+{
+   dlBwp->pdcch_Config = NULLP;
+   CU_ALLOC(dlBwp->pdcch_Config, sizeof(struct BWP_DownlinkDedicated__pdcch_Config));
+   if(!dlBwp->pdcch_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failure in BuildInitialDlBWP");
+      return RFAILED;
+   }
+   dlBwp->pdcch_Config->present = BWP_DownlinkDedicated__pdcch_Config_PR_setup; 
+
+   dlBwp->pdcch_Config->choice.setup = NULLP;
+   CU_ALLOC(dlBwp->pdcch_Config->choice.setup, sizeof(struct PDCCH_Config));
+   if(!dlBwp->pdcch_Config->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failure in BuildInitialDlBWP");
+      return RFAILED;
+   }
+   if(BuildBWPDlDedPdcchCfg(dlBwp->pdcch_Config->choice.setup) != ROK)
+   {
+      return RFAILED;
+   }
+
+   dlBwp->pdsch_Config = NULLP;
+   CU_ALLOC(dlBwp->pdsch_Config, sizeof(struct BWP_DownlinkDedicated__pdsch_Config));
+   if(!dlBwp->pdsch_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failure in BuildInitialDlBWP");
+      return RFAILED;
+   }
+   dlBwp->pdsch_Config->present = BWP_DownlinkDedicated__pdsch_Config_PR_setup;
+
+   dlBwp->pdsch_Config->choice.setup = NULLP;
+   CU_ALLOC(dlBwp->pdsch_Config->choice.setup, sizeof(struct PDSCH_Config));
+   if(!dlBwp->pdsch_Config->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failure in BuildInitialDlBWP");
+      return RFAILED;
+   }
+
+   if(BuildBWPDlDedPdschCfg(dlBwp->pdsch_Config->choice.setup) != ROK)
+   {
+      return RFAILED;
+   }
+
+   dlBwp->sps_Config = NULLP;
+   dlBwp->radioLinkMonitoringConfig = NULLP; 
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds DMRS UL Pusch Mapping type A
+ *
+ * @details
+ *
+ *    Function : BuildDMRSULPuschMapTypeA
+ *
+ *    Functionality: Builds DMRS UL Pusch Mapping type A
+ *
+ * @params[in] 
+ *    struct PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA *dmrsUlCfg
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildDMRSULPuschMapTypeA
+(
+ struct PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA *dmrsUlCfg
+ )
+{
+   dmrsUlCfg->present = PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA_PR_setup;
+   dmrsUlCfg->choice.setup= NULLP;
+   CU_ALLOC(dmrsUlCfg->choice.setup, sizeof(DMRS_UplinkConfig_t));
+   if(!dmrsUlCfg->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDMRSULPuschMapTypeA");
+      return RFAILED;
+   }
+
+   dmrsUlCfg->choice.setup->dmrs_Type = NULLP;
+   dmrsUlCfg->choice.setup->dmrs_AdditionalPosition = NULLP;
+   CU_ALLOC(dmrsUlCfg->choice.setup->dmrs_AdditionalPosition, sizeof(long));
+   if(!dmrsUlCfg->choice.setup->dmrs_AdditionalPosition)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDMRSULPuschMapTypeA");
+      return RFAILED;
+   }
+   *(dmrsUlCfg->choice.setup->dmrs_AdditionalPosition) = DMRS_ADDITIONAL_POS; 
+
+   dmrsUlCfg->choice.setup->phaseTrackingRS = NULLP;
+   dmrsUlCfg->choice.setup->maxLength = NULLP;
+   dmrsUlCfg->choice.setup->transformPrecodingDisabled = NULLP;
+   CU_ALLOC(dmrsUlCfg->choice.setup->transformPrecodingDisabled, \
+        sizeof(struct DMRS_UplinkConfig__transformPrecodingDisabled));
+   if(!dmrsUlCfg->choice.setup->transformPrecodingDisabled)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDMRSULPuschMapTypeA");
+      return RFAILED;
+   }
+
+   dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID0 = NULLP;
+   CU_ALLOC(dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID0,\
+        sizeof(long));
+   if(!dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID0)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDMRSULPuschMapTypeA");
+      return RFAILED;
+   }
+   *(dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID0) = SCRAMBLING_ID;
+
+   dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID1 = NULLP;
+   dmrsUlCfg->choice.setup->transformPrecodingEnabled = NULLP;
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Build PUSCH time domain allocation list
+ *
+ * @details
+ *
+ *    Function : BuildPuschTimeDomAllocList
+ *
+ *    Functionality: Build PUSCH time domain allocation list
+ *
+ * @params[in] 
+ * struct PUSCH_Config__pusch_TimeDomainAllocationList *timeDomAllocList
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildPuschTimeDomAllocList
+(
+ struct PUSCH_Config__pusch_TimeDomainAllocationList *timeDomAllocList
+ )
+{
+   uint8_t idx;
+   uint8_t elementCnt;
+   PUSCH_TimeDomainResourceAllocation_t  *timeDomAlloc;
+
+   timeDomAllocList->present = PUSCH_Config__pusch_TimeDomainAllocationList_PR_setup;
+   timeDomAllocList->choice.setup = NULLP;
+   CU_ALLOC(timeDomAllocList->choice.setup, \
+        sizeof(struct PUSCH_TimeDomainResourceAllocationList));
+   if(!timeDomAllocList->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschTimeDomAllocList");
+      return RFAILED;
+   }
+
+   elementCnt = 2;
+   timeDomAllocList->choice.setup->list.count = elementCnt;
+   timeDomAllocList->choice.setup->list.size = \
+                                              elementCnt * sizeof(PUSCH_TimeDomainResourceAllocation_t *);
+   timeDomAllocList->choice.setup->list.array = NULLP;
+   CU_ALLOC(timeDomAllocList->choice.setup->list.array, \
+        timeDomAllocList->choice.setup->list.size);
+   if(!timeDomAllocList->choice.setup->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschTimeDomAllocList");
+      return RFAILED;
+   }
+
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      timeDomAllocList->choice.setup->list.array[idx] = NULLP;
+      CU_ALLOC(timeDomAllocList->choice.setup->list.array[idx],\
+           sizeof(PUSCH_TimeDomainResourceAllocation_t));
+      if(!timeDomAllocList->choice.setup->list.array[idx])
+      {
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschTimeDomAllocList");
+        return RFAILED;
+      }
+   }
+
+   idx = 0;
+   timeDomAlloc = timeDomAllocList->choice.setup->list.array[idx];
+   CU_ALLOC(timeDomAlloc->k2, sizeof(long));
+   if(!timeDomAlloc->k2)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschTimeDomAllocList");
+      return RFAILED;
+   }
+   *(timeDomAlloc->k2) = PUSCH_K2_CFG1;
+   timeDomAlloc->mappingType = PUSCH_MAPPING_TYPE_A;
+   timeDomAlloc->startSymbolAndLength = 66; 
+
+   idx++;
+   timeDomAlloc = timeDomAllocList->choice.setup->list.array[idx];
+   CU_ALLOC(timeDomAlloc->k2, sizeof(long));
+   if(!timeDomAlloc->k2)
+   {
+       DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschTimeDomAllocList");
+       return RFAILED;
+   }
+   *(timeDomAlloc->k2) = PUSCH_K2_CFG2;
+   timeDomAlloc->mappingType = PUSCH_MAPPING_TYPE_A;
+   timeDomAlloc->startSymbolAndLength = 66;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds BWP UL dedicated PUSCH Config
+ *
+ * @details
+ *
+ *    Function : BuildBWPUlDedPuschCfg
+ *
+ *    Functionality:
+ *      Builds BWP UL dedicated PUSCH Config
+ *
+ * @params[in] : PUSCH_Config_t *puschCfg
+ *    
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBWPUlDedPuschCfg(PUSCH_Config_t *puschCfg)
+{
+   puschCfg->dataScramblingIdentityPUSCH = NULLP;
+   CU_ALLOC(puschCfg->dataScramblingIdentityPUSCH, sizeof(long));
+   if(!puschCfg->dataScramblingIdentityPUSCH)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPuschCfg");
+      return RFAILED;
+   }
+   *(puschCfg->dataScramblingIdentityPUSCH) = SCRAMBLING_ID;
+
+   puschCfg->txConfig = NULLP;
+   puschCfg->dmrs_UplinkForPUSCH_MappingTypeA = NULLP;
+   CU_ALLOC(puschCfg->dmrs_UplinkForPUSCH_MappingTypeA, \
+        sizeof(struct PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA));
+   if(!puschCfg->dmrs_UplinkForPUSCH_MappingTypeA)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPuschCfg");
+      return RFAILED;
+   }
+
+   if(BuildDMRSULPuschMapTypeA(puschCfg->dmrs_UplinkForPUSCH_MappingTypeA) != ROK)
+   {
+      return RFAILED;
+   }
+
+   puschCfg->dmrs_UplinkForPUSCH_MappingTypeB = NULLP;
+   puschCfg->pusch_PowerControl = NULLP;
+   puschCfg->frequencyHopping = NULLP;
+   puschCfg->frequencyHoppingOffsetLists = NULLP;
+   puschCfg->resourceAllocation = RES_ALLOC_TYPE;
+
+   puschCfg->pusch_TimeDomainAllocationList = NULLP;
+   CU_ALLOC(puschCfg->pusch_TimeDomainAllocationList, \
+        sizeof(struct PUSCH_Config__pusch_TimeDomainAllocationList));
+   if(!puschCfg->pusch_TimeDomainAllocationList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPuschCfg");
+      return RFAILED;
+   }
+
+   if(BuildPuschTimeDomAllocList(puschCfg->pusch_TimeDomainAllocationList) != ROK)
+   {
+      return RFAILED;
+   }
+
+   puschCfg->pusch_AggregationFactor = NULLP;
+   puschCfg->mcs_Table = NULLP;
+   puschCfg->mcs_TableTransformPrecoder = NULLP;
+   puschCfg->transformPrecoder = NULLP;
+   CU_ALLOC(puschCfg->transformPrecoder, sizeof(long));
+   if(!puschCfg->transformPrecoder)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPuschCfg");
+      return RFAILED;
+   }
+   *(puschCfg->transformPrecoder) = PUSCH_TRANSFORM_PRECODER;
+
+   puschCfg->codebookSubset = NULLP;
+   puschCfg->maxRank = NULLP;
+   puschCfg->rbg_Size = NULLP;
+   puschCfg->uci_OnPUSCH = NULLP;
+   puschCfg->tp_pi2BPSK = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds BWP UL dedicated PUCCH Config
+ *
+ * @details
+ *
+ *    Function : BuildBWPUlDedPucchCfg
+ *
+ *    Functionality:
+ *      Builds BWP UL dedicated PUCCH Config
+ *
+ * @params[in] : PUCCH_Config_t *pucchCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBWPUlDedPucchCfg(PUCCH_Config_t *pucchCfg)
+{
+   uint8_t arrIdx, elementCnt;
+   uint8_t rsrcIdx, rsrcSetIdx;
+   PUCCH_ResourceSet_t *rsrcSet = NULLP;
+   PUCCH_Resource_t *rsrc = NULLP;
+
+   //RESOURCE SET
+   elementCnt = 1;
+   CU_ALLOC(pucchCfg->resourceSetToAddModList, sizeof(struct PUCCH_Config__resourceSetToAddModList));
+   pucchCfg->resourceSetToAddModList->list.count = elementCnt;
+   pucchCfg->resourceSetToAddModList->list.size = elementCnt * sizeof(PUCCH_ResourceSet_t *);
+   CU_ALLOC(pucchCfg->resourceSetToAddModList->list.array, pucchCfg->resourceSetToAddModList->list.size);
+   for(rsrcSetIdx=0; rsrcSetIdx < pucchCfg->resourceSetToAddModList->list.count; rsrcSetIdx++)
+   {
+      CU_ALLOC(pucchCfg->resourceSetToAddModList->list.array[rsrcSetIdx], sizeof(PUCCH_ResourceSet_t));
+   }
+   rsrcSetIdx = 0;
+   rsrcSet = pucchCfg->resourceSetToAddModList->list.array[rsrcSetIdx];
+   rsrcSet->pucch_ResourceSetId = 1;
+   elementCnt = 1;
+   rsrcSet->resourceList.list.count = elementCnt;
+   rsrcSet->resourceList.list.size = elementCnt * sizeof(PUCCH_ResourceId_t *);
+   CU_ALLOC(rsrcSet->resourceList.list.array, rsrcSet->resourceList.list.size);
+   for(rsrcIdx=0; rsrcIdx < rsrcSet->resourceList.list.count; rsrcIdx++)
+   {
+      CU_ALLOC(rsrcSet->resourceList.list.array[rsrcIdx], sizeof(PUCCH_ResourceId_t));
+   }
+   rsrcIdx = 0;
+   *(rsrcSet->resourceList.list.array[rsrcIdx]) = 1;
+
+   //RESOURCE
+   elementCnt = 1;
+   CU_ALLOC(pucchCfg->resourceToAddModList, sizeof(struct PUCCH_Config__resourceToAddModList));
+   pucchCfg->resourceToAddModList->list.count = elementCnt;
+   pucchCfg->resourceToAddModList->list.size = elementCnt * sizeof(PUCCH_Resource_t *);
+   CU_ALLOC(pucchCfg->resourceToAddModList->list.array, pucchCfg->resourceToAddModList->list.size);
+   for(rsrcIdx=0; rsrcIdx < pucchCfg->resourceToAddModList->list.count; rsrcIdx++)
+   {
+      CU_ALLOC(pucchCfg->resourceToAddModList->list.array[rsrcIdx], sizeof(PUCCH_Resource_t));
+   }
+   rsrcIdx = 0;
+   rsrc = pucchCfg->resourceToAddModList->list.array[rsrcIdx];
+   rsrc->pucch_ResourceId = 1;
+   rsrc->startingPRB = 0;
+   rsrc->format.present = PUCCH_Resource__format_PR_format1; 
+   CU_ALLOC(rsrc->format.choice.format1, sizeof(PUCCH_format1_t));
+   rsrc->format.choice.format1->initialCyclicShift = 0;
+   rsrc->format.choice.format1->nrofSymbols = 4;
+   rsrc->format.choice.format1->startingSymbolIndex = 0;
+   rsrc->format.choice.format1->timeDomainOCC = 0;
+
+   //PUCCH Format 1
+   CU_ALLOC(pucchCfg->format1, sizeof(struct PUCCH_Config__format1));
+   pucchCfg->format1->present = PUCCH_Config__format1_PR_setup;
+   CU_ALLOC(pucchCfg->format1->choice.setup, sizeof(PUCCH_FormatConfig_t));
+   CU_ALLOC(pucchCfg->format1->choice.setup->nrofSlots, sizeof(long));
+   *(pucchCfg->format1->choice.setup->nrofSlots) = PUCCH_FormatConfig__nrofSlots_n4;
+
+   //DL DATA TO UL ACK
+   CU_ALLOC(pucchCfg->dl_DataToUL_ACK, sizeof(struct PUCCH_Config__dl_DataToUL_ACK));
+   if(pucchCfg->dl_DataToUL_ACK == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPucchCfg");
+      return RFAILED;
+   }
+
+   elementCnt = 2;
+   pucchCfg->dl_DataToUL_ACK->list.count = elementCnt;
+   pucchCfg->dl_DataToUL_ACK->list.size = elementCnt * sizeof(long *);
+   CU_ALLOC(pucchCfg->dl_DataToUL_ACK->list.array, pucchCfg->dl_DataToUL_ACK->list.size);
+   if(pucchCfg->dl_DataToUL_ACK->list.array == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPucchCfg");
+      return RFAILED;
+   }
+
+   for(arrIdx = 0; arrIdx <  pucchCfg->dl_DataToUL_ACK->list.count; arrIdx++)
+   {
+      CU_ALLOC(pucchCfg->dl_DataToUL_ACK->list.array[arrIdx], sizeof(long));
+      if(pucchCfg->dl_DataToUL_ACK->list.array[arrIdx] == NULLP)
+      {
+          DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildBWPUlDedPucchCfg");
+          return RFAILED;
+      }
+   }
+
+   arrIdx = 0;
+   *(pucchCfg->dl_DataToUL_ACK->list.array[arrIdx++]) = 4;
+   *(pucchCfg->dl_DataToUL_ACK->list.array[arrIdx]) = 5;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fills SRS resource to add/modify list 
+ *
+ * @details
+ *
+ *    Function : BuildSrsRsrcAddModList
+ *
+ *    Functionality: Fills SRS resource to add/modify list
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSrsRsrcAddModList(struct SRS_Config__srs_ResourceToAddModList *resourceList)
+{
+   uint8_t   elementCnt;
+   uint8_t   rsrcIdx;
+
+   elementCnt = 1;
+   resourceList->list.count = elementCnt;
+   resourceList->list.size = elementCnt * sizeof(SRS_Resource_t *);
+   resourceList->list.array = NULLP;
+   CU_ALLOC(resourceList->list.array, resourceList->list.size);
+   if(!resourceList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcAddModList");
+      return RFAILED;
+   }
+
+   for(rsrcIdx = 0; rsrcIdx < resourceList->list.count; rsrcIdx++)
+   {
+      CU_ALLOC(resourceList->list.array[rsrcIdx], sizeof(SRS_Resource_t));
+      if(!resourceList->list.array[rsrcIdx])
+      {
+        DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcAddModList");
+        return RFAILED;
+      }
+   }
+
+   rsrcIdx = 0;
+   resourceList->list.array[rsrcIdx]->srs_ResourceId = SRS_RSRC_ID;
+   resourceList->list.array[rsrcIdx]->nrofSRS_Ports = SRS_Resource__nrofSRS_Ports_port1;
+   resourceList->list.array[rsrcIdx]->transmissionComb.present = SRS_Resource__transmissionComb_PR_n2;
+
+   resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2 = NULLP;
+   CU_ALLOC(resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2, \
+        sizeof(struct SRS_Resource__transmissionComb__n2));
+   if(!resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcAddModList");
+      return RFAILED;
+   }
+   resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2->combOffset_n2\
+      = SRS_COMB_OFFSET_N2;
+   resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2->cyclicShift_n2\
+      = SRS_CYCLIC_SHIFT_N2;
+
+   resourceList->list.array[rsrcIdx]->resourceMapping.startPosition = PUSCH_START_SYMBOL;
+   resourceList->list.array[rsrcIdx]->resourceMapping.nrofSymbols =  \
+                                                                    SRS_Resource__resourceMapping__nrofSymbols_n1;
+   resourceList->list.array[rsrcIdx]->resourceMapping.repetitionFactor = \
+                                                                        SRS_Resource__resourceMapping__repetitionFactor_n1;
+
+   resourceList->list.array[rsrcIdx]->freqDomainPosition = SRS_FREQ_DOM_POS;
+   resourceList->list.array[rsrcIdx]->freqDomainShift = SRS_FREQ_DOM_SHIFT;
+   resourceList->list.array[rsrcIdx]->freqHopping.c_SRS = C_SRS;
+   resourceList->list.array[rsrcIdx]->freqHopping.b_SRS = B_SRS;
+   resourceList->list.array[rsrcIdx]->freqHopping.b_hop = B_HOP;
+   resourceList->list.array[rsrcIdx]->groupOrSequenceHopping = \
+                                                              SRS_Resource__groupOrSequenceHopping_neither;
+
+   /* Setting resource type to aperiodic for intergration purposes */
+   resourceList->list.array[rsrcIdx]->resourceType.present = \
+                                                            SRS_Resource__resourceType_PR_aperiodic;
+   resourceList->list.array[rsrcIdx]->resourceType.choice.aperiodic = NULLP;
+   CU_ALLOC(resourceList->list.array[rsrcIdx]->resourceType.choice.aperiodic,
+        sizeof(struct SRS_Resource__resourceType__aperiodic));
+   if(!resourceList->list.array[rsrcIdx]->resourceType.choice.aperiodic)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcAddModList");
+      return RFAILED;
+   }
+   resourceList->list.array[rsrcIdx]->sequenceId = SRS_SEQ_ID;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Build SRS resource set Add/mod list
+ *
+ * @details
+ *
+ *    Function : BuildSrsRsrcSetAddModList
+ *
+ *    Functionality: Build SRS resource set Add/mod list
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+   uint8_t BuildSrsRsrcSetAddModList
+(
+ struct SRS_Config__srs_ResourceSetToAddModList *rsrcSetList
+ )
+{
+   uint8_t  elementCnt;
+   uint8_t  rSetIdx;
+   uint8_t  rsrcIdx;
+   struct SRS_ResourceSet__srs_ResourceIdList *rsrcIdList;
+
+   elementCnt = 1;
+   rsrcSetList->list.count = elementCnt;
+   rsrcSetList->list.size = elementCnt * sizeof(SRS_ResourceSet_t *);
+   rsrcSetList->list.array = NULLP;
+   CU_ALLOC(rsrcSetList->list.array, rsrcSetList->list.size);
+   if(!rsrcSetList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcSetAddModList");
+      return RFAILED;
+   }
+
+   for(rSetIdx = 0; rSetIdx < rsrcSetList->list.count; rSetIdx++)
+   {
+      CU_ALLOC(rsrcSetList->list.array[rSetIdx], sizeof(SRS_ResourceSet_t));
+      if(!rsrcSetList->list.array[rSetIdx])
+      {
+        DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcSetAddModList");
+        return RFAILED;
+      }
+   }
+
+   rSetIdx = 0;
+   rsrcSetList->list.array[rSetIdx]->srs_ResourceSetId = SRS_RSET_ID;
+
+   /* Fill Resource Id list in resource set */
+   rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList = NULLP;
+   CU_ALLOC(rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList,\
+        sizeof(struct SRS_ResourceSet__srs_ResourceIdList));
+   if(!rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildSrsRsrcSetAddModList");
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   rsrcIdList = rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList;
+   rsrcIdList->list.count = elementCnt;
+   rsrcIdList->list.size = elementCnt * sizeof(SRS_ResourceId_t *);
+   rsrcIdList->list.array = NULLP;
+   CU_ALLOC(rsrcIdList->list.array, rsrcIdList->list.size);
+   if(!rsrcIdList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcSetAddModList");
+      return RFAILED;
+   }
+
+   for(rsrcIdx = 0; rsrcIdx < rsrcIdList->list.count; rsrcIdx++)
+   {
+      CU_ALLOC(rsrcIdList->list.array[rsrcIdx], sizeof(SRS_ResourceId_t));
+      if(!rsrcIdList->list.array[rsrcIdx])
+      {
+        DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcSetAddModList");
+        return RFAILED;
+      }
+   }
+
+   rsrcIdx = 0;
+   *rsrcIdList->list.array[rsrcIdx] = SRS_RSRC_ID;
+
+   /* Fill resource type */
+   rsrcSetList->list.array[rSetIdx]->resourceType.present = \
+                                                           SRS_ResourceSet__resourceType_PR_aperiodic;
+
+   rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic = NULLP;
+   CU_ALLOC(rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic, \
+        sizeof(struct SRS_ResourceSet__resourceType__aperiodic));
+   if(!rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildSrsRsrcSetAddModList");
+      return RFAILED;
+   }
+   rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic->aperiodicSRS_ResourceTrigger \
+      = APERIODIC_SRS_RESRC_TRIGGER;
+
+   /* TODO : Fill values for below IEs as expected by Viavi */
+   rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic->csi_RS = NULLP;
+   rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic->slotOffset = NULLP;
+
+
+   rsrcSetList->list.array[rSetIdx]->usage = SRS_ResourceSet__usage_codebook;
+   rsrcSetList->list.array[rSetIdx]->alpha = NULLP;
+   rsrcSetList->list.array[rSetIdx]->p0 = NULLP;
+   rsrcSetList->list.array[rSetIdx]->pathlossReferenceRS = NULLP;
+   rsrcSetList->list.array[rSetIdx]->srs_PowerControlAdjustmentStates = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds BWP UL dedicated SRS Config
+ *
+ * @details
+ *
+ *    Function : BuildBWPUlDedSrsCfg
+ *
+ *    Functionality: Builds BWP UL dedicated SRS Config
+ *
+ * @params[in] SRS Config 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBWPUlDedSrsCfg(SRS_Config_t *srsCfg)
+{
+   srsCfg->srs_ResourceSetToReleaseList = NULLP;
+   srsCfg->srs_ResourceSetToAddModList = NULLP;
+   CU_ALLOC(srsCfg->srs_ResourceSetToAddModList, \
+        sizeof(struct SRS_Config__srs_ResourceSetToAddModList));
+   if(!srsCfg->srs_ResourceSetToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildBWPUlDedSrsCfg");
+      return RFAILED;
+   }
+   if(BuildSrsRsrcSetAddModList(srsCfg->srs_ResourceSetToAddModList) != ROK)
+   {
+      return RFAILED;
+   }
+
+   srsCfg->srs_ResourceToReleaseList = NULLP;
+
+   /* Resource to Add/Modify list */
+   srsCfg->srs_ResourceToAddModList = NULLP;
+   CU_ALLOC(srsCfg->srs_ResourceToAddModList, \
+        sizeof(struct SRS_Config__srs_ResourceToAddModList));
+   if(!srsCfg->srs_ResourceToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed in BuildBWPUlDedSrsCfg");
+      return RFAILED;
+   }
+
+   if(BuildSrsRsrcAddModList(srsCfg->srs_ResourceToAddModList) != ROK)
+   {
+      return RFAILED;
+   }
+
+   srsCfg->tpc_Accumulation = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds inital UL BWP
+ *
+ * @details
+ *
+ *    Function : BuildInitialUlBWP
+ *
+ *    Functionality: Builds initial UL BWP
+ *
+ * @params[in] BWP_UplinkDedicated_t *ulBwp
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildInitialUlBWP(BWP_UplinkDedicated_t *ulBwp)
+{
+   ulBwp->pucch_Config = NULLP;
+   ulBwp->pucch_Config = NULLP;
+   CU_ALLOC(ulBwp->pucch_Config, sizeof(struct BWP_UplinkDedicated__pucch_Config));
+   if(!ulBwp->pucch_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   ulBwp->pucch_Config->present = BWP_UplinkDedicated__pucch_Config_PR_setup;
+   ulBwp->pucch_Config->choice.setup = NULLP;
+   CU_ALLOC(ulBwp->pucch_Config->choice.setup, sizeof(PUCCH_Config_t));
+   if(!ulBwp->pucch_Config->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   if(BuildBWPUlDedPucchCfg(ulBwp->pucch_Config->choice.setup) != ROK)
+   {
+      return RFAILED;
+   }
+
+   /* Fill BWP UL dedicated PUSCH config */
+   ulBwp->pusch_Config = NULLP;
+   CU_ALLOC(ulBwp->pusch_Config, sizeof(struct BWP_UplinkDedicated__pusch_Config));
+   if(!ulBwp->pusch_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   ulBwp->pusch_Config->present = BWP_UplinkDedicated__pusch_Config_PR_setup;
+   ulBwp->pusch_Config->choice.setup = NULLP;
+   CU_ALLOC(ulBwp->pusch_Config->choice.setup, sizeof(PUSCH_Config_t));
+   if(!ulBwp->pusch_Config->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   if(BuildBWPUlDedPuschCfg(ulBwp->pusch_Config->choice.setup) != ROK)
+   {
+      return RFAILED;
+   }
+
+   ulBwp->configuredGrantConfig = NULLP;
+
+   /* Fill BPW UL dedicated SRS config */
+   ulBwp->srs_Config = NULLP;
+   CU_ALLOC(ulBwp->srs_Config, sizeof(struct BWP_UplinkDedicated__srs_Config));
+   if(!ulBwp->srs_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   ulBwp->srs_Config->present = BWP_UplinkDedicated__srs_Config_PR_setup;
+   ulBwp->srs_Config->choice.setup = NULLP;
+   CU_ALLOC(ulBwp->srs_Config->choice.setup, sizeof(SRS_Config_t));
+   if(!ulBwp->srs_Config->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildInitialUlBWP");
+      return RFAILED;
+   }
+
+   if(BuildBWPUlDedSrsCfg(ulBwp->srs_Config->choice.setup) != ROK)
+   {
+      return RFAILED;   
+   }
+
+   ulBwp->beamFailureRecoveryConfig = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds Pusch Serving cell Config
+ *
+ * @details
+ *
+ *    Function : BuildPuschSrvCellCfg
+ *
+ *    Functionality: Builds Pusch Serving cell Config
+ *
+ * @params[in] struct UplinkConfig__pusch_ServingCellConfig *puschCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildPuschSrvCellCfg(struct UplinkConfig__pusch_ServingCellConfig *puschCfg)
+{
+   puschCfg->present = UplinkConfig__pusch_ServingCellConfig_PR_setup;
+   puschCfg->choice.setup = NULLP;
+   CU_ALLOC(puschCfg->choice.setup, sizeof(struct PUSCH_ServingCellConfig));
+   if(!puschCfg->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschSrvCellCfg");
+      return RFAILED;
+   }
+
+   puschCfg->choice.setup->codeBlockGroupTransmission = NULLP;
+   puschCfg->choice.setup->rateMatching = NULLP;
+   puschCfg->choice.setup->xOverhead = NULLP;
+   puschCfg->choice.setup->ext1 = NULLP;
+   CU_ALLOC(puschCfg->choice.setup->ext1, sizeof(struct PUSCH_ServingCellConfig__ext1));
+   if(!puschCfg->choice.setup->ext1)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschSrvCellCfg");
+      return RFAILED;
+   }
+
+   puschCfg->choice.setup->ext1->maxMIMO_Layers = NULLP;
+   CU_ALLOC(puschCfg->choice.setup->ext1->maxMIMO_Layers, sizeof(long));
+   if(!puschCfg->choice.setup->ext1->maxMIMO_Layers)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschSrvCellCfg");
+      return RFAILED;
+   }
+   *(puschCfg->choice.setup->ext1->maxMIMO_Layers) = PUSCH_MAX_MIMO_LAYERS;
+
+   puschCfg->choice.setup->ext1->processingType2Enabled= NULLP;
+   CU_ALLOC(puschCfg->choice.setup->ext1->processingType2Enabled,sizeof(BOOLEAN_t));
+   if(!puschCfg->choice.setup->ext1->processingType2Enabled)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPuschSrvCellCfg");
+      return RFAILED;
+   }
+   *(puschCfg->choice.setup->ext1->processingType2Enabled) = PUSCH_PROCESS_TYPE2_ENABLED;
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds UL config
+ * @details
+ *
+ *    Function : BuildUlCfg 
+ *
+ *    Functionality: Builds UL config in spCellCfgDed
+ *
+ * @params[in] UplinkConfig_t *ulCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildUlCfg(UplinkConfig_t *ulCfg)
+{
+   ulCfg->initialUplinkBWP = NULLP;
+   CU_ALLOC(ulCfg->initialUplinkBWP, sizeof(BWP_UplinkDedicated_t));
+   if(!ulCfg->initialUplinkBWP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failed in BuildUlCfg");
+      return RFAILED;
+   }
+
+   if(BuildInitialUlBWP(ulCfg->initialUplinkBWP) != ROK)
+   {
+      return RFAILED;
+   }
+
+   ulCfg->uplinkBWP_ToReleaseList = NULLP;
+   ulCfg->uplinkBWP_ToAddModList = NULLP;
+   ulCfg->firstActiveUplinkBWP_Id = NULLP;
+   CU_ALLOC(ulCfg->firstActiveUplinkBWP_Id, sizeof(BWP_Id_t));
+   if(!ulCfg->firstActiveUplinkBWP_Id)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failed in BuildUlCfg");
+      return RFAILED;
+   }
+   *(ulCfg->firstActiveUplinkBWP_Id) = ACTIVE_UL_BWP_ID;
+
+   ulCfg->pusch_ServingCellConfig = NULLP;
+   CU_ALLOC(ulCfg->pusch_ServingCellConfig, \
+        sizeof(struct UplinkConfig__pusch_ServingCellConfig));
+   if(!ulCfg->pusch_ServingCellConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory Allocation failed in BuildUlCfg");
+      return RFAILED;
+   }
+
+   if(BuildPuschSrvCellCfg(ulCfg->pusch_ServingCellConfig) != ROK)
+   {
+      return RFAILED;
+   }
+
+   ulCfg->carrierSwitching = NULLP;
+   ulCfg->ext1 = NULLP;
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds PDSCH serving cell config
+ * @details
+ *
+ *    Function : BuildPdschSrvCellCfg
+ *
+ *    Functionality: Builds PDSCH serving cell config in spCellCfgDed
+ *
+ * @params[in] struct ServingCellConfig__pdsch_ServingCellConfig *pdschCfg 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildPdschSrvCellCfg(struct ServingCellConfig__pdsch_ServingCellConfig *pdschCfg)
+{
+   pdschCfg->present =  ServingCellConfig__pdsch_ServingCellConfig_PR_setup;
+   pdschCfg->choice.setup = NULLP;
+   CU_ALLOC(pdschCfg->choice.setup, sizeof( struct PDSCH_ServingCellConfig));
+   if(!pdschCfg->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschSrvCellCfg");
+      return RFAILED;
+   }
+
+   pdschCfg->choice.setup->codeBlockGroupTransmission = NULLP;
+   pdschCfg->choice.setup->xOverhead = NULLP;
+   pdschCfg->choice.setup->nrofHARQ_ProcessesForPDSCH = NULLP;
+   CU_ALLOC(pdschCfg->choice.setup->nrofHARQ_ProcessesForPDSCH, sizeof(long));
+   if(!pdschCfg->choice.setup->nrofHARQ_ProcessesForPDSCH)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildPdschSrvCellCfg");
+      return RFAILED;
+   }
+   *(pdschCfg->choice.setup->nrofHARQ_ProcessesForPDSCH)= PDSCH_NUM_HARQ_PROC;
+   pdschCfg->choice.setup->pucch_Cell = NULLP;
+   pdschCfg->choice.setup->ext1 = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds CSI Meas config
+ * @details
+ *
+ *    Function : BuildCsiMeasCfg 
+ *
+ *    Functionality: Builds CSI Meas config in spCellCfgDed
+ *
+ * @params[in] struct ServingCellConfig__csi_MeasConfig *csiMeasCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildCsiMeasCfg(struct ServingCellConfig__csi_MeasConfig *csiMeasCfg)
+{
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds Spcell config dedicated
+ * @details
+ *
+ *    Function : BuildSpCellCfgDed
+ *
+ *    Functionality: Builds sp cell config dedicated in spCellCfg
+ *
+ * @params[in] ServingCellConfig_t srvCellCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSpCellCfgDed(ServingCellConfig_t *srvCellCfg)
+{
+   srvCellCfg->tdd_UL_DL_ConfigurationDedicated = NULLP;
+
+   srvCellCfg->initialDownlinkBWP = NULLP;
+   CU_ALLOC(srvCellCfg->initialDownlinkBWP, sizeof(BWP_DownlinkDedicated_t));
+   if(!srvCellCfg->initialDownlinkBWP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+      return RFAILED;
+   }
+
+   if(BuildInitialDlBWP(srvCellCfg->initialDownlinkBWP) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildInitialDlBWP failed");
+      return RFAILED;
+   }
+   srvCellCfg->downlinkBWP_ToReleaseList = NULLP;
+   srvCellCfg->downlinkBWP_ToAddModList = NULLP;
+
+   srvCellCfg->firstActiveDownlinkBWP_Id = NULLP;
+   CU_ALLOC(srvCellCfg->firstActiveDownlinkBWP_Id, sizeof(long));
+   if(!srvCellCfg->firstActiveDownlinkBWP_Id)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+      return RFAILED;
+   }
+   *(srvCellCfg->firstActiveDownlinkBWP_Id) = ACTIVE_DL_BWP_ID;
+
+   srvCellCfg->bwp_InactivityTimer = NULLP;
+
+   srvCellCfg->defaultDownlinkBWP_Id = NULLP;
+   CU_ALLOC(srvCellCfg->defaultDownlinkBWP_Id, sizeof(long));
+   if(!srvCellCfg->defaultDownlinkBWP_Id)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+      return RFAILED;
+   }
+   *(srvCellCfg->defaultDownlinkBWP_Id) = ACTIVE_DL_BWP_ID;
+
+   srvCellCfg->uplinkConfig = NULLP;
+   CU_ALLOC(srvCellCfg->uplinkConfig, sizeof(UplinkConfig_t));
+   if(!srvCellCfg->uplinkConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+      return RFAILED;
+   }
+
+   if(BuildUlCfg(srvCellCfg->uplinkConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildUlCfg failed");
+      return RFAILED;
+   }
+   srvCellCfg->supplementaryUplink = NULLP;
+   srvCellCfg->pdcch_ServingCellConfig = NULLP;
+
+   srvCellCfg->pdsch_ServingCellConfig = NULLP;
+   CU_ALLOC(srvCellCfg->pdsch_ServingCellConfig, sizeof(struct ServingCellConfig__pdsch_ServingCellConfig));
+   if(!srvCellCfg->pdsch_ServingCellConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+      return RFAILED;
+   }
+
+   if(BuildPdschSrvCellCfg(srvCellCfg->pdsch_ServingCellConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildPdschSrvCellCfg failed");
+      return RFAILED;
+   }
+
+   srvCellCfg->csi_MeasConfig = NULLP;
+#if 0
+   CU_ALLOC(srvCellCfg->csi_MeasConfig, sizeof(struct  ServingCellConfig__csi_MeasConfig))
+      if(!srvCellCfg->csi_MeasConfig)
+      {
+        DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfgDed");
+        return RFAILED;
+      }
+
+   if(BuildCsiMeasCfg(srvCellCfg->csi_MeasConfig) != ROK)
+   {
+      DU_LOG("\nF1AP : BuildCsiMeasCfg failed");
+      return RFAILED;
+   }
+#endif
+   srvCellCfg->sCellDeactivationTimer = NULLP;
+   srvCellCfg->crossCarrierSchedulingConfig = NULLP;
+   srvCellCfg->tag_Id = TAG_ID;
+   srvCellCfg->dummy = NULLP;
+   srvCellCfg->pathlossReferenceLinking = NULLP;
+   srvCellCfg->servingCellMO = NULLP;
+   srvCellCfg->ext1 = NULLP;
+
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Builds Spcell config 
+ *
+ * @details
+ *
+ *    Function : BuildSpCellCfg 
+ *
+ *    Functionality: Builds sp cell config in DuToCuRrcContainer
+ *
+ * @params[in] SpCellConfig_t spCellCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSpCellCfg(SpCellConfig_t *spCellCfg)
+{
+
+   spCellCfg->servCellIndex = NULLP;
+   CU_ALLOC(spCellCfg->servCellIndex, sizeof(long));
+   if(!spCellCfg->servCellIndex)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfg");
+      return RFAILED;
+   }
+   *(spCellCfg->servCellIndex) = SERV_CELL_IDX;
+
+   spCellCfg->reconfigurationWithSync = NULLP;
+   spCellCfg->rlf_TimersAndConstants = NULLP;
+   spCellCfg->rlmInSyncOutOfSyncThreshold = NULLP;
+   CU_ALLOC(spCellCfg->rlmInSyncOutOfSyncThreshold, sizeof(long));
+   if(!spCellCfg->rlmInSyncOutOfSyncThreshold)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfg");
+      return RFAILED;
+   }
+   *(spCellCfg->rlmInSyncOutOfSyncThreshold) = RLM_SYNC_OUT_SYNC_THRESHOLD;
+
+   spCellCfg->spCellConfigDedicated = NULLP;
+   CU_ALLOC(spCellCfg->spCellConfigDedicated, sizeof(ServingCellConfig_t));
+   if(!spCellCfg->spCellConfigDedicated)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSpCellCfg");
+      return RFAILED;
+   }
+   if(BuildSpCellCfgDed(spCellCfg->spCellConfigDedicated) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildSpCellCfgDed failed");
+      return RFAILED;
+   }
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Builds Phy cell group config 
+ *
+ * @details
+ *
+ *    Function : BuildPhyCellGrpCfg 
+ *
+ *    Functionality: Builds Phy cell group config in DuToCuRrcContainer
+ *
+ * @params[in] PhysicalCellGroupConfig_t *phyCellGrpCfg 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildPhyCellGrpCfg(PhysicalCellGroupConfig_t *phyCellGrpCfg)
+{
+   phyCellGrpCfg->harq_ACK_SpatialBundlingPUCCH = NULLP;
+   phyCellGrpCfg->harq_ACK_SpatialBundlingPUSCH = NULLP;
+
+   phyCellGrpCfg->p_NR_FR1 = NULLP;
+   CU_ALLOC(phyCellGrpCfg->p_NR_FR1, sizeof(long));
+   if(!phyCellGrpCfg->p_NR_FR1)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildPhyCellGrpCfg");
+      return RFAILED;
+   }
+   *(phyCellGrpCfg->p_NR_FR1)             = P_NR_FR1;
+   phyCellGrpCfg->pdsch_HARQ_ACK_Codebook = PDSCH_HARQ_ACK_CODEBOOK;
+   phyCellGrpCfg->tpc_SRS_RNTI = NULLP;
+   phyCellGrpCfg->tpc_PUCCH_RNTI = NULLP;
+   phyCellGrpCfg->tpc_PUSCH_RNTI = NULLP;
+   phyCellGrpCfg->sp_CSI_RNTI = NULLP;
+   phyCellGrpCfg->cs_RNTI = NULLP;
+   phyCellGrpCfg->ext1 = NULLP;
+   phyCellGrpCfg->ext2 = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds tag config 
+ *
+ * @details
+ *
+ *    Function : BuildTagConfig 
+ *
+ *    Functionality: Builds tag config in MacCellGroupConfig
+ *
+ * @params[in] TAG_Config *tag_Config
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildTagConfig(struct TAG_Config *tagConfig)
+{
+   struct TAG_Config__tag_ToAddModList *tagList;
+   uint8_t                     idx, elementCnt;
+
+   tagConfig->tag_ToReleaseList = NULLP;
+   tagConfig->tag_ToAddModList = NULLP;
+   CU_ALLOC(tagConfig->tag_ToAddModList, sizeof(struct TAG_Config__tag_ToAddModList));
+   if(!tagConfig->tag_ToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildTagConfig");
+      return RFAILED;
+   }
+
+   elementCnt = 1; //ODU_VALUE_ONE;
+   tagList = tagConfig->tag_ToAddModList;
+   tagList->list.count = elementCnt;
+   tagList->list.size  =  elementCnt * sizeof(struct TAG *);
+
+   tagList->list.array = NULLP;
+   CU_ALLOC(tagList->list.array, tagList->list.size);
+   if(!tagList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildTagConfig");
+      return RFAILED;
+   }
+
+   for(idx=0; idx<tagList->list.count; idx++)
+   {
+      tagList->list.array[idx] = NULLP;
+      CU_ALLOC(tagList->list.array[idx], sizeof(struct TAG));
+      if(!tagList->list.array[idx])
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildTagConfig");
+         return RFAILED;
+      }
+   }
+
+   idx = 0;
+   tagList->list.array[idx]->tag_Id = TAG_ID;
+   tagList->list.array[idx]->timeAlignmentTimer = TIME_ALIGNMENT_TMR;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds PHR Config 
+ *
+ * @details
+ *
+ *    Function : BuildPhrConfig
+ *
+ *    Functionality: Builds phrConfig in MacCellGroupConfig
+ *
+ * @params[in] PHR Config *
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildPhrConfig(struct MAC_CellGroupConfig__phr_Config *phrConfig)
+{
+
+   phrConfig->present = MAC_CellGroupConfig__phr_Config_PR_setup;
+   phrConfig->choice.setup = NULLP;
+   CU_ALLOC(phrConfig->choice.setup, sizeof(struct PHR_Config));
+   if(!phrConfig->choice.setup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildPhrConfig");
+      return RFAILED;
+   }
+
+   phrConfig->choice.setup->phr_PeriodicTimer        = PHR_PERIODIC_TMR;
+   phrConfig->choice.setup->phr_ProhibitTimer        = PHR_PROHIBHIT_TMR;
+   phrConfig->choice.setup->phr_Tx_PowerFactorChange = PHR_PWR_FACTOR_CHANGE;
+   phrConfig->choice.setup->multiplePHR              = false;
+   phrConfig->choice.setup->dummy                    = false;
+   phrConfig->choice.setup->phr_Type2OtherCell       = false;
+   phrConfig->choice.setup->phr_ModeOtherCG          = PHR_MODE_OTHER_CG;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds BSR Config 
+ *
+ * @details
+ *
+ *    Function : BuildBsrConfig
+ *
+ *    Functionality: Builds BuildBsrConfig in MacCellGroupConfig
+ *
+ * @params[in] BSR_Config *bsrConfig
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildBsrConfig(struct BSR_Config *bsrConfig)
+{
+   bsrConfig->periodicBSR_Timer = PERIODIC_BSR_TMR;
+   bsrConfig->retxBSR_Timer     = RETX_BSR_TMR;
+   bsrConfig->logicalChannelSR_DelayTimer = NULLP;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds scheduling request config 
+ *
+ * @details
+ *
+ *    Function : BuildSchedulingReqConfig 
+ *
+ *    Functionality: Builds BuildSchedulingReqConfig in MacCellGroupConfig
+ *
+ * @params[in] SchedulingRequestConfig *schedulingRequestConfig
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSchedulingReqConfig(struct SchedulingRequestConfig *schedulingRequestConfig)
+{
+   struct SchedulingRequestConfig__schedulingRequestToAddModList *schReqList;
+   uint8_t                     idx, elementCnt;
+
+   schedulingRequestConfig->schedulingRequestToAddModList = NULLP;
+   CU_ALLOC(schedulingRequestConfig->schedulingRequestToAddModList,
+        sizeof(struct SchedulingRequestConfig__schedulingRequestToAddModList));
+   if(!schedulingRequestConfig->schedulingRequestToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSchedulingReqConfig");
+      return RFAILED;
+   }
+
+   elementCnt = 1; //ODU_VALUE_ONE;
+   schReqList = schedulingRequestConfig->schedulingRequestToAddModList;
+   schReqList->list.count = elementCnt;
+   schReqList->list.size  = elementCnt * sizeof(struct SchedulingRequestToAddMod *);
+
+   schReqList->list.array = NULLP;
+   CU_ALLOC(schReqList->list.array, schReqList->list.size);
+   if(!schReqList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSchedulingReqConfig");
+      return RFAILED;
+   }
+
+   for(idx=0;idx<schReqList->list.count; idx++)
+   {
+      schReqList->list.array[idx] = NULLP;
+      CU_ALLOC(schReqList->list.array[idx], sizeof(struct SchedulingRequestToAddMod));
+      if(!schReqList->list.array[idx])
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSchedulingReqConfig");
+         return RFAILED;
+      }
+   }
+
+   idx = 0;
+   schReqList->list.array[idx]->schedulingRequestId = SCH_REQ_ID;
+
+   schReqList->list.array[idx]->sr_ProhibitTimer = NULLP;
+   CU_ALLOC(schReqList->list.array[idx]->sr_ProhibitTimer, sizeof(long));
+   if(!schReqList->list.array[idx]->sr_ProhibitTimer)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildSchedulingReqConfig");
+      return RFAILED;
+   }
+   *(schReqList->list.array[idx]->sr_ProhibitTimer) = SR_PROHIBIT_TMR;
+   schReqList->list.array[idx]->sr_TransMax = SR_TRANS_MAX;
+   schedulingRequestConfig->schedulingRequestToReleaseList = NULLP;
+
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Builds Mac cell group config 
+ *
+ * @details
+ *
+ *    Function : BuildMacCellGrpCfg 
+ *
+ *    Functionality: Builds Mac cell group config in DuToCuRrcContainer
+ *
+ * @params[in] MAC_CellGroupConfig_t *macCellGrpCfg
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildMacCellGrpCfg(MAC_CellGroupConfig_t *macCellGrpCfg)
+{
+   macCellGrpCfg->drx_Config = NULLP;
+   macCellGrpCfg->schedulingRequestConfig = NULLP;
+   CU_ALLOC(macCellGrpCfg->schedulingRequestConfig, sizeof(struct SchedulingRequestConfig));
+   if(!macCellGrpCfg->schedulingRequestConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacCellGrpCfg");
+      return RFAILED;
+   }
+
+   if(BuildSchedulingReqConfig(macCellGrpCfg->schedulingRequestConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildSchedulingReqConfig failed");
+      return RFAILED;
+   }
+
+   macCellGrpCfg->bsr_Config = NULLP;
+   CU_ALLOC(macCellGrpCfg->bsr_Config, sizeof(struct BSR_Config));
+   if(!macCellGrpCfg->bsr_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacCellGrpCfg");
+      return RFAILED;
+   }
+
+   if(BuildBsrConfig(macCellGrpCfg->bsr_Config) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildBsrConfig failed");
+      return RFAILED;
+   }
+
+   macCellGrpCfg->tag_Config = NULLP;
+   CU_ALLOC(macCellGrpCfg->tag_Config, sizeof(struct TAG_Config));
+   if(!macCellGrpCfg->tag_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacCellGrpCfg");
+      return RFAILED;
+   }
+
+   if(BuildTagConfig(macCellGrpCfg->tag_Config) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildTagConfig failed");
+      return RFAILED;
+   }
+
+   macCellGrpCfg->phr_Config = NULLP;
+   CU_ALLOC(macCellGrpCfg->phr_Config, sizeof(struct MAC_CellGroupConfig__phr_Config));
+   if(!macCellGrpCfg->phr_Config)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacCellGrpCfg");
+      return RFAILED;
+   }
+
+   if(BuildPhrConfig(macCellGrpCfg->phr_Config) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildPhrConfig failed");
+      return RFAILED;
+   }
+
+   macCellGrpCfg->skipUplinkTxDynamic = false;
+   macCellGrpCfg->ext1 = NULLP;
+
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Frees memeory allocated for SearchSpcToAddModList
+ *
+ * @details
+ *
+ *    Function : FreeSearchSpcToAddModList
+ *
+ *    Functionality: Deallocating memory of SearchSpcToAddModList
+ *
+ * @params[in] struct PDCCH_Config__searchSpacesToAddModList *searchSpcList
+ *
+ * @return void
+ *
+ 4221 * ****************************************************************/
+void FreeSearchSpcToAddModList(struct PDCCH_Config__searchSpacesToAddModList *searchSpcList)
+{
+   uint8_t idx1=0;
+   uint8_t idx2=0;
+   struct  SearchSpace *searchSpc=NULLP;
+
+   if(searchSpcList->list.array)
+   {
+      if(searchSpcList->list.array[idx2])
+      {
+        searchSpc = searchSpcList->list.array[idx2];
+        if(searchSpc->controlResourceSetId)
+        {
+           if(searchSpc->monitoringSlotPeriodicityAndOffset)
+           {
+              if(searchSpc->monitoringSymbolsWithinSlot)
+              {
+                 if(searchSpc->monitoringSymbolsWithinSlot->buf)
+                 {
+                    if(searchSpc->nrofCandidates)
+                    {
+                       if(searchSpc->searchSpaceType)
+                       {
+                          CU_FREE(searchSpc->searchSpaceType->choice.ue_Specific,\
+                                sizeof(struct SearchSpace__searchSpaceType__ue_Specific));
+                          CU_FREE(searchSpc->searchSpaceType, sizeof(struct
+                                   SearchSpace__searchSpaceType));
+                       }
+                       CU_FREE(searchSpc->nrofCandidates,
+                             sizeof(struct SearchSpace__nrofCandidates));
+                    }
+                    CU_FREE(searchSpc->monitoringSymbolsWithinSlot->buf, \
+                          searchSpc->monitoringSymbolsWithinSlot->size);
+                 }
+                 CU_FREE(searchSpc->monitoringSymbolsWithinSlot,
+                       sizeof(BIT_STRING_t));
+              }
+              CU_FREE(searchSpc->monitoringSlotPeriodicityAndOffset, \
+                    sizeof(struct SearchSpace__monitoringSlotPeriodicityAndOffset));
+           }
+           CU_FREE(searchSpc->controlResourceSetId,
+                 sizeof(ControlResourceSetId_t));
+        }
+      }
+      for(idx1 = 0; idx1 < searchSpcList->list.count; idx1++)
+      {
+        CU_FREE(searchSpcList->list.array[idx1],
+              sizeof(struct SearchSpace));
+      }
+      CU_FREE(searchSpcList->list.array,searchSpcList->list.size);
+   }
+}
+/*******************************************************************
+ *
+ * @brief Frees memory allocated for PdschTimeDomAllocList
+ *
+ * @details
+ *
+ *    Function : FreePdschTimeDomAllocList
+ *
+ *    Functionality: Deallocating memory of PdschTimeDomAllocList
+ *
+ * @params[in] struct PDSCH_Config__pdsch_TimeDomainAllocationList *timeDomAllocList
+ *
+ * @return void
+ *
+ 4221 * ****************************************************************/
+void FreePdschTimeDomAllocList( struct PDSCH_Config__pdsch_TimeDomainAllocationList *timeDomAllocList)
+{
+   uint8_t idx1=0;
+
+   if(timeDomAllocList->choice.setup)
+   {
+      if(timeDomAllocList->choice.setup->list.array)
+      {
+        for(idx1 = 0; idx1 <timeDomAllocList->choice.setup->list.count ; idx1++)
+        {
+           CU_FREE(timeDomAllocList->choice.setup->list.array[idx1],
+                 sizeof(struct PDSCH_TimeDomainResourceAllocation));
+        }
+        CU_FREE(timeDomAllocList->choice.setup->list.array, \
+              timeDomAllocList->choice.setup->list.size);
+      }
+      CU_FREE(timeDomAllocList->choice.setup,\
+           sizeof(struct PDSCH_TimeDomainResourceAllocationList));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Frees memory allocated for PuschTimeDomAllocList
+ *
+ *@details
+ *
+ *    Function : FreePuschTimeDomAllocList
+ *
+ *    Functionality: Deallocating memory of PuschTimeDomAllocList
+ *
+ * @params[in] PUSCH_Config_t *puschCfg
+ *
+ * @return void
+ *
+ ***********************************************************************/
+void FreePuschTimeDomAllocList(PUSCH_Config_t *puschCfg)
+{
+   uint8_t idx1=0;
+   uint8_t idx2=0;
+   struct PUSCH_Config__pusch_TimeDomainAllocationList *timeDomAllocList_t=NULLP;
+
+   if(puschCfg->pusch_TimeDomainAllocationList)
+   {
+      timeDomAllocList_t=puschCfg->pusch_TimeDomainAllocationList;
+      if(timeDomAllocList_t->choice.setup)
+      {
+        if(timeDomAllocList_t->choice.setup->list.array)
+        {
+           CU_FREE(timeDomAllocList_t->choice.setup->list.array[idx2]->k2, sizeof(long));
+           for(idx1 = 0; idx1<timeDomAllocList_t->choice.setup->list.count; idx1++)
+           {
+              CU_FREE(timeDomAllocList_t->choice.setup->list.array[idx1],\
+                    sizeof(PUSCH_TimeDomainResourceAllocation_t));
+           }
+           CU_FREE(timeDomAllocList_t->choice.setup->list.array, \
+                 timeDomAllocList_t->choice.setup->list.size);
+        }
+        CU_FREE(timeDomAllocList_t->choice.setup, \
+              sizeof(struct PUSCH_TimeDomainResourceAllocationList));
+      }
+      CU_FREE(puschCfg->transformPrecoder, sizeof(long));
+      CU_FREE(puschCfg->pusch_TimeDomainAllocationList, \
+           sizeof(struct PUSCH_Config__pusch_TimeDomainAllocationList));
+   }
+
+}
+
+/*******************************************************************
+ *
+ * @brief Frees memory allocated for Dedicated PUCCH config
+ *
+ * @details
+ *
+ *    Function : FreeBWPUlDedPucchCfg
+ *
+ *    Functionality: Deallocating memory of Dedicated PUCCH cfg
+ *
+ * @params[in] BWP_UplinkDedicated__pucch_Config *ulBwpPucchCfg
+ *
+ * @return void
+ *
+ * ****************************************************************/
+void FreeBWPUlDedPucchCfg(struct BWP_UplinkDedicated__pucch_Config *ulBwpPucchCfg)
+{  
+   uint8_t arrIdx, rsrcIdx, rsrcSetIdx;
+   PUCCH_Config_t *pucchCfg = NULLP;
+   PUCCH_ResourceSet_t *rsrcSet = NULLP;
+   PUCCH_Resource_t *rsrc = NULLP;
+
+   if(ulBwpPucchCfg)
+   {
+      if(ulBwpPucchCfg->choice.setup)
+      {
+         pucchCfg = ulBwpPucchCfg->choice.setup;
+
+         //Free resource set list
+         if(pucchCfg->resourceSetToAddModList)
+         {
+            if(pucchCfg->resourceSetToAddModList->list.array)
+            {
+               for(rsrcSetIdx=0; rsrcSetIdx < pucchCfg->resourceSetToAddModList->list.count; rsrcSetIdx++)
+               {
+                  rsrcSet = pucchCfg->resourceSetToAddModList->list.array[rsrcSetIdx];
+                  if(rsrcSet->resourceList.list.array)
+                  {
+                     for(rsrcIdx=0; rsrcIdx < rsrcSet->resourceList.list.count; rsrcIdx++)
+                     {
+                        CU_FREE(rsrcSet->resourceList.list.array[rsrcIdx], sizeof(PUCCH_ResourceId_t));
+                     }
+                     CU_FREE(rsrcSet->resourceList.list.array, rsrcSet->resourceList.list.size);
+                  }
+                  CU_FREE(pucchCfg->resourceSetToAddModList->list.array[rsrcSetIdx], sizeof(PUCCH_ResourceSet_t));
+               }
+               CU_FREE(pucchCfg->resourceSetToAddModList->list.array, pucchCfg->resourceSetToAddModList->list.size);
+            }
+            CU_FREE(pucchCfg->resourceSetToAddModList, sizeof(struct PUCCH_Config__resourceSetToAddModList));
+         }
+
+         //Free resource list
+         if(pucchCfg->resourceToAddModList)
+         {
+            if(pucchCfg->resourceToAddModList->list.array)
+            {
+               for(rsrcIdx=0; rsrcIdx < pucchCfg->resourceToAddModList->list.count; rsrcIdx++)
+               {
+                  rsrc = pucchCfg->resourceToAddModList->list.array[rsrcIdx];
+                  CU_FREE(rsrc->format.choice.format1, sizeof(PUCCH_format1_t));
+                  CU_FREE(pucchCfg->resourceToAddModList->list.array[rsrcIdx], sizeof(PUCCH_Resource_t));
+               }
+               CU_FREE(pucchCfg->resourceToAddModList->list.array, pucchCfg->resourceToAddModList->list.size);
+            }
+            CU_FREE(pucchCfg->resourceToAddModList, sizeof(struct PUCCH_Config__resourceToAddModList));
+         }
+         
+         //PUCCH Format 1
+         if(pucchCfg->format1)
+         {
+            if(pucchCfg->format1->choice.setup)
+            {
+               CU_FREE(pucchCfg->format1->choice.setup->nrofSlots, sizeof(long));
+               CU_FREE(pucchCfg->format1->choice.setup, sizeof(PUCCH_FormatConfig_t));
+            }
+            CU_FREE(pucchCfg->format1, sizeof(struct PUCCH_Config__format1));
+         }
+
+         //DL DATA TO UL ACK
+         if(pucchCfg->dl_DataToUL_ACK)
+         {
+            if(pucchCfg->dl_DataToUL_ACK->list.array)
+            {
+               for(arrIdx = 0; arrIdx <  pucchCfg->dl_DataToUL_ACK->list.count; arrIdx++)
+               {
+                  CU_FREE(pucchCfg->dl_DataToUL_ACK->list.array[arrIdx], sizeof(long));
+               }
+               CU_FREE(pucchCfg->dl_DataToUL_ACK->list.array, pucchCfg->dl_DataToUL_ACK->list.size);
+            }
+            CU_FREE(pucchCfg->dl_DataToUL_ACK, sizeof(struct PUCCH_Config__dl_DataToUL_ACK));
+         }
+
+         CU_FREE(ulBwpPucchCfg->choice.setup, sizeof(PUCCH_Config_t));
+      }
+      CU_FREE(ulBwpPucchCfg, sizeof(struct BWP_UplinkDedicated__pucch_Config));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Frees memory allocated for InitialUlBWP
+ *
+ * @details
+ *
+ *    Function : FreeInitialUlBWP
+ *
+ *    Functionality: Deallocating memory of InitialUlBWP
+ *
+ * @params[in] BWP_UplinkDedicated_t *ulBwp
+ *
+ * @return void
+ *
+ * ****************************************************************/
+void FreeInitialUlBWP(BWP_UplinkDedicated_t *ulBwp)
+{
+   uint8_t  rSetIdx, rsrcIdx;
+   SRS_Config_t   *srsCfg = NULLP;
+   PUSCH_Config_t *puschCfg = NULLP;
+   struct PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA *dmrsUlCfg = NULLP;
+   struct SRS_Config__srs_ResourceSetToAddModList *rsrcSetList = NULLP;
+   struct SRS_ResourceSet__srs_ResourceIdList *rsrcIdList = NULLP;
+   struct SRS_Config__srs_ResourceToAddModList *resourceList = NULLP;
+
+   FreeBWPUlDedPucchCfg(ulBwp->pucch_Config);
+
+   if(ulBwp->pusch_Config)
+   {
+      if(ulBwp->pusch_Config->choice.setup)
+      {
+         puschCfg=ulBwp->pusch_Config->choice.setup;
+         if(puschCfg->dataScramblingIdentityPUSCH)
+         {
+            if(puschCfg->dmrs_UplinkForPUSCH_MappingTypeA)
+            {
+               FreePuschTimeDomAllocList(puschCfg);
+               dmrsUlCfg=puschCfg->dmrs_UplinkForPUSCH_MappingTypeA;
+               if(dmrsUlCfg->choice.setup)
+               {
+                  if(dmrsUlCfg->choice.setup->dmrs_AdditionalPosition)
+                  {
+                     if(dmrsUlCfg->choice.setup->transformPrecodingDisabled)
+                     {
+                        CU_FREE(dmrsUlCfg->choice.setup->transformPrecodingDisabled->scramblingID0,\
+                              sizeof(long));
+                        CU_FREE(dmrsUlCfg->choice.setup->transformPrecodingDisabled,
+                              sizeof(struct DMRS_UplinkConfig__transformPrecodingDisabled));
+                     }
+                     CU_FREE(dmrsUlCfg->choice.setup->dmrs_AdditionalPosition,
+                           sizeof(long));
+                  }
+                  CU_FREE(dmrsUlCfg->choice.setup,sizeof(DMRS_UplinkConfig_t));
+               }
+               CU_FREE(puschCfg->dmrs_UplinkForPUSCH_MappingTypeA, \
+                     sizeof(struct PUSCH_Config__dmrs_UplinkForPUSCH_MappingTypeA));
+            }
+            CU_FREE(puschCfg->dataScramblingIdentityPUSCH, sizeof(long));
+         }
+         CU_FREE(ulBwp->pusch_Config->choice.setup, sizeof(PUSCH_Config_t));
+      }
+      CU_FREE(ulBwp->pusch_Config, sizeof(struct BWP_UplinkDedicated__pusch_Config));
+
+      /* Free SRS-Config */
+      if(ulBwp->srs_Config)
+      {
+         if(ulBwp->srs_Config->choice.setup)
+         {
+            srsCfg = ulBwp->srs_Config->choice.setup;
+
+            /* Free Resource Set to add/mod list */
+            if(srsCfg->srs_ResourceSetToAddModList)
+            {
+               rsrcSetList = srsCfg->srs_ResourceSetToAddModList;
+               if(rsrcSetList->list.array)
+               {
+                  rSetIdx = 0;
+
+                  /* Free SRS resource Id list in this SRS resource set */
+                  if(rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList)
+                  {
+                     rsrcIdList = rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList;
+
+                     if(rsrcIdList->list.array)
+                     {
+                        for(rsrcIdx = 0; rsrcIdx < rsrcIdList->list.count; rsrcIdx++)
+                        {
+                           CU_FREE(rsrcIdList->list.array[rsrcIdx], sizeof(SRS_ResourceId_t));
+                        }
+                        CU_FREE(rsrcIdList->list.array, rsrcIdList->list.size);
+                     }
+                     CU_FREE(rsrcSetList->list.array[rSetIdx]->srs_ResourceIdList,\
+                           sizeof(struct SRS_ResourceSet__srs_ResourceIdList));
+                  }
+
+                  /* Free resource type info for this SRS resource set */
+                  CU_FREE(rsrcSetList->list.array[rSetIdx]->resourceType.choice.aperiodic, \
+                        sizeof(struct SRS_ResourceSet__resourceType__aperiodic));
+
+                  /* Free memory for each resource set */
+                  for(rSetIdx = 0; rSetIdx < rsrcSetList->list.count; rSetIdx++)
+                  {
+                     CU_FREE(rsrcSetList->list.array[rSetIdx], sizeof(SRS_ResourceSet_t));
+                  }
+                  CU_FREE(rsrcSetList->list.array, rsrcSetList->list.size); 
+               }
+               CU_FREE(srsCfg->srs_ResourceSetToAddModList, \
+                     sizeof(struct SRS_Config__srs_ResourceSetToAddModList));
+            }
+
+            /* Free resource to add/modd list */
+            if(srsCfg->srs_ResourceToAddModList)
+            {
+               resourceList = srsCfg->srs_ResourceToAddModList;
+               if(resourceList->list.array)
+               {
+                  rsrcIdx = 0;
+                  CU_FREE(resourceList->list.array[rsrcIdx]->transmissionComb.choice.n2,\
+                        sizeof(struct SRS_Resource__transmissionComb__n2));
+                  CU_FREE(resourceList->list.array[rsrcIdx]->resourceType.choice.aperiodic,\
+                        sizeof(struct SRS_Resource__resourceType__aperiodic));
+
+                  for(rsrcIdx = 0; rsrcIdx < resourceList->list.count; rsrcIdx++)
+                  {
+                     CU_FREE(resourceList->list.array[rsrcIdx], sizeof(SRS_Resource_t));
+                  }
+                  CU_FREE(resourceList->list.array, resourceList->list.size);
+               }
+               CU_FREE(srsCfg->srs_ResourceToAddModList, \
+                     sizeof(struct SRS_Config__srs_ResourceToAddModList));
+            }
+
+            CU_FREE(ulBwp->srs_Config->choice.setup, sizeof(SRS_Config_t));
+         }
+         CU_FREE(ulBwp->srs_Config, sizeof(struct BWP_UplinkDedicated__srs_Config));
+      }
+   }
+}      
+/*******************************************************************
+ *
+ * @brief Frees memory allocated for initialUplinkBWP
+ *
+ * @details
+ *
+ *    Function : FreeinitialUplinkBWP
+ *
+ *    Functionality: Deallocating memory of initialUplinkBWP
+ *
+ * @params[in] UplinkConfig_t *ulCfg
+ *
+ * @return void
+ *         
+ *
+ * ****************************************************************/
+void FreeinitialUplinkBWP(UplinkConfig_t *ulCfg)
+{
+   BWP_UplinkDedicated_t *ulBwp=NULLP; 
+   struct UplinkConfig__pusch_ServingCellConfig *puschCfg=NULLP;
+
+   if(ulCfg->initialUplinkBWP)
+   {
+      ulBwp=ulCfg->initialUplinkBWP;
+      if(ulCfg->firstActiveUplinkBWP_Id)
+      {
+        if(ulCfg->pusch_ServingCellConfig)
+        {
+           puschCfg=ulCfg->pusch_ServingCellConfig;
+           if(puschCfg->choice.setup)
+           {
+              if(puschCfg->choice.setup->ext1)
+              {
+                 CU_FREE(puschCfg->choice.setup->ext1->\
+                       processingType2Enabled,sizeof(BOOLEAN_t));
+                 CU_FREE(puschCfg->choice.setup->ext1->\
+                       maxMIMO_Layers,sizeof(long));
+                 CU_FREE(puschCfg->choice.setup->ext1, \
+                       sizeof(struct PUSCH_ServingCellConfig__ext1));
+              }
+              CU_FREE(puschCfg->choice.setup, sizeof(struct PUSCH_ServingCellConfig));
+           }
+           CU_FREE(ulCfg->pusch_ServingCellConfig, sizeof(struct UplinkConfig__pusch_ServingCellConfig));
+        }
+        CU_FREE(ulCfg->firstActiveUplinkBWP_Id, sizeof(BWP_Id_t));
+      }
+      FreeInitialUlBWP(ulBwp);
+      CU_FREE(ulCfg->initialUplinkBWP, sizeof(BWP_UplinkDedicated_t));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Frees emmory allocated for BWPDlDedPdschCfg
+ *
+ * @details
+ *
+ *    Function : FreeBWPDlDedPdschCfg
+ *
+ *    Functionality: Deallocating memory of BWPDlDedPdschCfg
+ *
+ * @params[in] BWP_DownlinkDedicated_t *dlBwp
+ *
+ * @return void
+ *
+ *
+ * ****************************************************************/
+void FreeBWPDlDedPdschCfg(BWP_DownlinkDedicated_t *dlBwp)
+{
+   struct PDSCH_Config *pdschCfg=NULLP;
+   struct PDSCH_Config__prb_BundlingType *prbBndlType=NULLP;
+   struct PDSCH_Config__pdsch_TimeDomainAllocationList *timeDomAllocList=NULLP;
+   struct PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA *dmrsDlCfg=NULLP;
+
+   if(dlBwp->pdsch_Config->choice.setup)
+   {
+      pdschCfg=dlBwp->pdsch_Config->choice.setup;
+      if(pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA)
+      {
+        if(pdschCfg->pdsch_TimeDomainAllocationList)
+        {
+           timeDomAllocList=pdschCfg->pdsch_TimeDomainAllocationList;
+           if(pdschCfg->maxNrofCodeWordsScheduledByDCI)
+           {
+              prbBndlType=&pdschCfg->prb_BundlingType;
+              CU_FREE(prbBndlType->choice.staticBundling,\
+                    sizeof(struct PDSCH_Config__prb_BundlingType__staticBundling));
+              CU_FREE(pdschCfg->maxNrofCodeWordsScheduledByDCI, sizeof(long));
+           }
+           FreePdschTimeDomAllocList(timeDomAllocList);
+           CU_FREE(pdschCfg->pdsch_TimeDomainAllocationList, \
+                 sizeof(struct PDSCH_Config__pdsch_TimeDomainAllocationList));
+        }
+        dmrsDlCfg=pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA;
+        if(dmrsDlCfg->choice.setup)
+        {
+           CU_FREE(dmrsDlCfg->choice.setup->dmrs_AdditionalPosition,
+                 sizeof(long));
+           CU_FREE(dmrsDlCfg->choice.setup, sizeof(struct DMRS_DownlinkConfig));
+        }
+        CU_FREE(pdschCfg->dmrs_DownlinkForPDSCH_MappingTypeA, \
+              sizeof(struct PDSCH_Config__dmrs_DownlinkForPDSCH_MappingTypeA));
+      }
+      CU_FREE(dlBwp->pdsch_Config->choice.setup, sizeof(struct PDSCH_Config));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Frees emmory allocated for BWPDlDedPdcchCfg
+ *
+ * @details
+ *
+ *    Function : FreeBWPDlDedPdcchCfg
+ *
+ *    Functionality: Deallocating memory of BWPDlDedPdcchCfg
+ *
+ * @params[in] BWP_DownlinkDedicated_t *dlBwp
+ *
+ * @return void
+ *         
+ *
+ * ****************************************************************/
+void FreeBWPDlDedPdcchCfg(BWP_DownlinkDedicated_t *dlBwp)
+{
+   uint8_t idx1=0;
+   uint8_t idx2=0;
+   struct PDCCH_Config *pdcchCfg=NULLP;
+   struct ControlResourceSet *controlRSet=NULLP;
+   struct PDCCH_Config__controlResourceSetToAddModList *controlRSetList=NULLP;
+
+   if(dlBwp->pdcch_Config->choice.setup)
+   {
+      pdcchCfg=dlBwp->pdcch_Config->choice.setup;
+      if(pdcchCfg->controlResourceSetToAddModList)
+      {
+        controlRSetList = pdcchCfg->controlResourceSetToAddModList;
+        if(controlRSetList->list.array)
+        {
+           controlRSet = controlRSetList->list.array[idx2];
+           if(controlRSet)
+           {
+              if(controlRSet->frequencyDomainResources.buf)
+              {
+                 if(controlRSet->pdcch_DMRS_ScramblingID)
+                 {
+                    if(pdcchCfg->searchSpacesToAddModList)
+                    {
+                       FreeSearchSpcToAddModList(pdcchCfg->searchSpacesToAddModList);
+                       CU_FREE(pdcchCfg->searchSpacesToAddModList, \
+                             sizeof(struct PDCCH_Config__searchSpacesToAddModList));
+                    }
+                    CU_FREE(controlRSet->pdcch_DMRS_ScramblingID, sizeof(long));
+                 }
+                 CU_FREE(controlRSet->frequencyDomainResources.buf, \
+                       controlRSet->frequencyDomainResources.size);
+              }
+           }
+           for(idx1 = 0; idx1 <controlRSetList->list.count; idx1++)
+           {
+              CU_FREE(controlRSetList->list.array[idx1], sizeof(struct ControlResourceSet));
+           }
+           CU_FREE(controlRSetList->list.array, controlRSetList->list.size);
+        }
+        CU_FREE(pdcchCfg->controlResourceSetToAddModList, \
+              sizeof(struct PDCCH_Config__controlResourceSetToAddModList));
+      }
+      CU_FREE(dlBwp->pdcch_Config->choice.setup, sizeof(struct PDCCH_Config));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Builds RLC Config
+ *
+ * @details
+ *
+ *    Function : BuildRlcConfig
+ *
+ *    Functionality: Builds RLC Config in BuildRlcBearerToAddModList 
+ *
+ * @params[in] RLC_Config *rlcConfig
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildRlcConfig(RlcLcCfg rlcLcCfgDb, struct RLC_Config *rlcConfig)
+{
+   rlcConfig->present = rlcLcCfgDb.rlcMode;
+
+   switch(rlcConfig->present)
+   {
+      case RLC_Config_PR_am:
+         {
+            rlcConfig->choice.am = NULLP;
+            CU_ALLOC(rlcConfig->choice.am, sizeof(struct RLC_Config__am));
+            if(!rlcConfig->choice.am)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+
+            /* UL */
+            rlcConfig->choice.am->ul_AM_RLC.sn_FieldLength = NULLP;
+            CU_ALLOC(rlcConfig->choice.am->ul_AM_RLC.sn_FieldLength, sizeof(SN_FieldLengthAM_t));
+            if(!rlcConfig->choice.am->ul_AM_RLC.sn_FieldLength)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+            *(rlcConfig->choice.am->ul_AM_RLC.sn_FieldLength) = rlcLcCfgDb.u.amCfg.ulAmCfg.snLenUl;
+            rlcConfig->choice.am->ul_AM_RLC.t_PollRetransmit  = rlcLcCfgDb.u.amCfg.ulAmCfg.pollRetxTmr;
+            rlcConfig->choice.am->ul_AM_RLC.pollPDU           = rlcLcCfgDb.u.amCfg.ulAmCfg.pollPdu;
+            rlcConfig->choice.am->ul_AM_RLC.pollByte          = rlcLcCfgDb.u.amCfg.ulAmCfg.pollByte;
+            rlcConfig->choice.am->ul_AM_RLC.maxRetxThreshold  = rlcLcCfgDb.u.amCfg.ulAmCfg.maxRetxTh;
+
+            /* DL */
+            rlcConfig->choice.am->dl_AM_RLC.sn_FieldLength = NULLP;
+            CU_ALLOC(rlcConfig->choice.am->dl_AM_RLC.sn_FieldLength, sizeof(SN_FieldLengthAM_t)); 
+            if(!rlcConfig->choice.am->dl_AM_RLC.sn_FieldLength)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+            *(rlcConfig->choice.am->dl_AM_RLC.sn_FieldLength) = rlcLcCfgDb.u.amCfg.dlAmCfg.snLenDl;
+            rlcConfig->choice.am->dl_AM_RLC.t_Reassembly      = rlcLcCfgDb.u.amCfg.dlAmCfg.reAssemTmr;
+            rlcConfig->choice.am->dl_AM_RLC.t_StatusProhibit  = rlcLcCfgDb.u.amCfg.dlAmCfg.statProhTmr;
+
+            break;
+         }
+
+      case RLC_Config_PR_um_Bi_Directional:
+         {
+            rlcConfig->choice.um_Bi_Directional = NULLP;
+            CU_ALLOC(rlcConfig->choice.um_Bi_Directional, sizeof(struct RLC_Config__um_Bi_Directional));
+            if(!rlcConfig->choice.um_Bi_Directional)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+
+            /* UL */
+            rlcConfig->choice.um_Bi_Directional->ul_UM_RLC.sn_FieldLength = NULLP;
+            CU_ALLOC(rlcConfig->choice.um_Bi_Directional->ul_UM_RLC.sn_FieldLength, sizeof(SN_FieldLengthUM_t));
+            if(!rlcConfig->choice.um_Bi_Directional->ul_UM_RLC.sn_FieldLength)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+            *(rlcConfig->choice.um_Bi_Directional->ul_UM_RLC.sn_FieldLength) = rlcLcCfgDb.u.umBiDirCfg.ulUmCfg.snLenUlUm;
+
+            /* DL */
+            rlcConfig->choice.um_Bi_Directional->dl_UM_RLC.sn_FieldLength = NULLP;
+            CU_ALLOC(rlcConfig->choice.um_Bi_Directional->dl_UM_RLC.sn_FieldLength, sizeof(SN_FieldLengthUM_t));
+            if(!rlcConfig->choice.um_Bi_Directional->dl_UM_RLC.sn_FieldLength)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcConfig");
+               return RFAILED;
+            }
+            *(rlcConfig->choice.um_Bi_Directional->dl_UM_RLC.sn_FieldLength) = rlcLcCfgDb.u.umBiDirCfg.dlUmCfg.snLenDlUm;
+            rlcConfig->choice.um_Bi_Directional->dl_UM_RLC.t_Reassembly = rlcLcCfgDb.u.umBiDirCfg.dlUmCfg.reAssemTmr;
+            break;
+         }
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Builds MAC LC Config
+ *
+ * @details
+ *
+ *    Function : BuildMacLCConfig 
+ *
+ *    Functionality: Builds MAC LC Config in BuildRlcBearerToAddModList 
+ *
+ * @params[in] struct LogicalChannelConfig macLcConfig
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildMacLCConfig(MacLcCfg macLcCfgDb, struct LogicalChannelConfig *macLcConfig)
+{
+
+   macLcConfig->ul_SpecificParameters = NULLP;
+   CU_ALLOC(macLcConfig->ul_SpecificParameters, sizeof(struct LogicalChannelConfig__ul_SpecificParameters));
+   if(!macLcConfig->ul_SpecificParameters)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacLCConfig");
+      return RFAILED;
+   }
+
+   macLcConfig->ul_SpecificParameters->priority = macLcCfgDb.priority;
+   macLcConfig->ul_SpecificParameters->prioritisedBitRate =    macLcCfgDb.pbr;
+   macLcConfig->ul_SpecificParameters->bucketSizeDuration =    macLcCfgDb.bsd;
+   macLcConfig->ul_SpecificParameters->allowedServingCells = NULLP;
+   macLcConfig->ul_SpecificParameters->allowedSCS_List = NULLP;
+   macLcConfig->ul_SpecificParameters->maxPUSCH_Duration = NULLP;
+   macLcConfig->ul_SpecificParameters->configuredGrantType1Allowed = NULLP;
+
+   macLcConfig->ul_SpecificParameters->logicalChannelGroup = NULLP;
+   CU_ALLOC(macLcConfig->ul_SpecificParameters->logicalChannelGroup,   sizeof(long));
+   if(!macLcConfig->ul_SpecificParameters->logicalChannelGroup)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacLCConfig");
+      return RFAILED;
+   }
+   *(macLcConfig->ul_SpecificParameters->logicalChannelGroup) = macLcCfgDb.lcGroup;
+
+   macLcConfig->ul_SpecificParameters->schedulingRequestID = NULLP;
+   CU_ALLOC(macLcConfig->ul_SpecificParameters->schedulingRequestID,   sizeof(SchedulingRequestId_t));
+   if(!macLcConfig->ul_SpecificParameters->schedulingRequestID)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildMacLCConfig");
+      return RFAILED;
+   }
+   *(macLcConfig->ul_SpecificParameters->schedulingRequestID) = macLcCfgDb.schReqId;
+
+   macLcConfig->ul_SpecificParameters->logicalChannelSR_Mask = false;
+   macLcConfig->ul_SpecificParameters->logicalChannelSR_DelayTimerApplied = false;
+   macLcConfig->ul_SpecificParameters->bitRateQueryProhibitTimer = NULLP;
+
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Builds RLC Bearer to Add/Mod list
+ *
+ * @details
+ *
+ *    Function :BuildRlcBearerToAddModList 
+ *
+ *    Functionality: Builds RLC Bearer to Add/Mod list in DuToCuRrcContainer
+ *
+ * @params[in] rlc_BearerToAddModList
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildRlcBearerToAddModList(CuUeCb *ueCb, struct CellGroupConfigRrc__rlc_BearerToAddModList *rlcBearerList, bool updateAllRbCfg)
+{
+   uint8_t idx, srbIdx = 0, drbIdx = 0, elementCnt=0;
+
+   if(updateAllRbCfg)
+      elementCnt = ueCb->numSrb + ueCb->numDrb;
+   else
+   {
+      for(srbIdx = 0; srbIdx< ueCb->numSrb; srbIdx++)
+      {
+         if(ueCb->srbList[srbIdx].cfgSentToUe == false)
+            elementCnt++;
+      }
+
+      for(drbIdx = 0; drbIdx< ueCb->numDrb; drbIdx++)
+      {
+         if(ueCb->drbList[drbIdx].cfgSentToUe == false)
+            elementCnt++;
+      }
+   }
+
+   rlcBearerList->list.count = elementCnt;
+   rlcBearerList->list.size  = elementCnt * sizeof(struct RLC_BearerConfig *);
+
+   rlcBearerList->list.array = NULLP;
+   CU_ALLOC(rlcBearerList->list.array, rlcBearerList->list.size);
+   if(!rlcBearerList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+      return RFAILED;
+   }
+
+   for(idx=0; idx<rlcBearerList->list.count; idx++)
+   {
+      rlcBearerList->list.array[idx] = NULLP;
+      CU_ALLOC(rlcBearerList->list.array[idx], sizeof(struct RLC_BearerConfig));
+      if(!rlcBearerList->list.array[idx])
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+   }
+
+   idx = 0;
+
+   for(srbIdx=0; srbIdx < ueCb->numSrb; srbIdx++)
+   {
+      if(!updateAllRbCfg && ueCb->srbList[srbIdx].cfgSentToUe)
+         continue;
+
+      rlcBearerList->list.array[idx]->logicalChannelIdentity = ueCb->srbList[srbIdx].lcId;
+
+      CU_ALLOC(rlcBearerList->list.array[idx]->servedRadioBearer, sizeof(struct RLC_BearerConfig__servedRadioBearer));
+      if(!rlcBearerList->list.array[idx]->servedRadioBearer)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      rlcBearerList->list.array[idx]->servedRadioBearer->present = RLC_BearerConfig__servedRadioBearer_PR_srb_Identity;
+      rlcBearerList->list.array[idx]->servedRadioBearer->choice.srb_Identity = ueCb->srbList[srbIdx].srbId;
+
+      rlcBearerList->list.array[idx]->reestablishRLC = NULLP;
+      rlcBearerList->list.array[idx]->rlc_Config = NULLP;
+      CU_ALLOC(rlcBearerList->list.array[idx]->rlc_Config, sizeof(struct RLC_Config));
+      if(!rlcBearerList->list.array[idx]->rlc_Config)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      if(BuildRlcConfig(ueCb->srbList[srbIdx].rlcLcCfg, rlcBearerList->list.array[idx]->rlc_Config) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildRlcConfig failed");
+         return RFAILED;
+      }
+
+      rlcBearerList->list.array[idx]->mac_LogicalChannelConfig = NULLP;
+      CU_ALLOC(rlcBearerList->list.array[idx]->mac_LogicalChannelConfig, sizeof(struct LogicalChannelConfig));
+      if(!rlcBearerList->list.array[idx]->mac_LogicalChannelConfig)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      if(BuildMacLCConfig(ueCb->srbList[srbIdx].macLcCfg, rlcBearerList->list.array[idx]->mac_LogicalChannelConfig) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildMacLCConfig failed");
+         return RFAILED;
+      }
+      idx++;
+   }
+
+   for(drbIdx=0; drbIdx < ueCb->numDrb; drbIdx++)
+   {
+      if(!updateAllRbCfg && ueCb->srbList[srbIdx].cfgSentToUe)
+         continue;
+
+      rlcBearerList->list.array[idx]->logicalChannelIdentity = ueCb->drbList[drbIdx].lcId;
+
+      CU_ALLOC(rlcBearerList->list.array[idx]->servedRadioBearer, sizeof(struct RLC_BearerConfig__servedRadioBearer));
+      if(!rlcBearerList->list.array[idx]->servedRadioBearer)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      rlcBearerList->list.array[idx]->servedRadioBearer->present = RLC_BearerConfig__servedRadioBearer_PR_drb_Identity;
+      rlcBearerList->list.array[idx]->servedRadioBearer->choice.drb_Identity = ueCb->drbList[drbIdx].drbId;
+
+      rlcBearerList->list.array[idx]->reestablishRLC = NULLP;
+      rlcBearerList->list.array[idx]->rlc_Config = NULLP;
+      CU_ALLOC(rlcBearerList->list.array[idx]->rlc_Config, sizeof(struct RLC_Config));
+      if(!rlcBearerList->list.array[idx]->rlc_Config)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      if(BuildRlcConfig(ueCb->drbList[drbIdx].rlcLcCfg, rlcBearerList->list.array[idx]->rlc_Config) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildRlcConfig failed");
+         return RFAILED;
+      }
+
+      rlcBearerList->list.array[idx]->mac_LogicalChannelConfig = NULLP;
+      CU_ALLOC(rlcBearerList->list.array[idx]->mac_LogicalChannelConfig, sizeof(struct LogicalChannelConfig));
+      if(!rlcBearerList->list.array[idx]->mac_LogicalChannelConfig)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildRlcBearerToAddModList");
+         return RFAILED;
+      }
+
+      if(BuildMacLCConfig(ueCb->drbList[drbIdx].macLcCfg, rlcBearerList->list.array[idx]->mac_LogicalChannelConfig) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildMacLCConfig failed");
+         return RFAILED;
+      }
+      idx++;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Free memory allocated for CellGroupConfig 
+ *
+ * @details
+ *
+ *    Function : FreeMemCellGrpCfg
+ *
+ *    Functionality: Deallocating memory of CellGroupConfig
+ *
+ * @params[in] pointer to CellGroupConfigRrc_t
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ ******************************************************************/
+uint8_t FreeMemCellGrpCfg(CellGroupConfigRrc_t *cellGrpCfg)
+{
+   uint8_t idx=0;
+   SpCellConfig_t *spCellCfg=NULLP;
+   ServingCellConfig_t *srvCellCfg=NULLP;
+   BWP_DownlinkDedicated_t *dlBwp=NULLP;
+   MAC_CellGroupConfig_t *macCellGrpCfg=NULLP;
+   PhysicalCellGroupConfig_t *phyCellGrpCfg=NULLP;
+   struct CellGroupConfigRrc__rlc_BearerToAddModList *rlcBearerList=NULLP;
+   struct RLC_Config *rlcConfig=NULLP;
+   struct LogicalChannelConfig *macLcConfig=NULLP;
+   struct SchedulingRequestConfig *schedulingRequestConfig=NULLP;
+   struct SchedulingRequestConfig__schedulingRequestToAddModList *schReqList=NULLP;
+   struct TAG_Config *tagConfig=NULLP;
+   struct TAG_Config__tag_ToAddModList *tagList=NULLP;
+   struct MAC_CellGroupConfig__phr_Config *phrConfig=NULLP;
+   struct ServingCellConfig__pdsch_ServingCellConfig *pdschCfg=NULLP;
+
+   rlcBearerList = cellGrpCfg->rlc_BearerToAddModList;
+   if(rlcBearerList)
+   {
+      if(rlcBearerList->list.array)
+      {
+        for(idx=0; idx<rlcBearerList->list.count; idx++)
+        {
+           if(rlcBearerList->list.array[idx])
+           {  
+              rlcConfig   = rlcBearerList->list.array[idx]->rlc_Config;
+              macLcConfig = rlcBearerList->list.array[idx]->mac_LogicalChannelConfig;
+              if(rlcConfig)
+              {
+                 if(rlcConfig->choice.am)
+                 {
+                    CU_FREE(rlcConfig->choice.am->ul_AM_RLC.sn_FieldLength, sizeof(SN_FieldLengthAM_t));
+                    CU_FREE(rlcConfig->choice.am->dl_AM_RLC.sn_FieldLength, sizeof(SN_FieldLengthAM_t)); 
+                    CU_FREE(rlcConfig->choice.am, sizeof(struct RLC_Config__am));
+                 }     
+                 CU_FREE(rlcConfig, sizeof(struct RLC_Config));
+              }
+              CU_FREE(rlcBearerList->list.array[idx]->servedRadioBearer, sizeof(struct RLC_BearerConfig__servedRadioBearer));
+              if(macLcConfig)
+              {
+                 if(macLcConfig->ul_SpecificParameters)
+                 {
+                    CU_FREE(macLcConfig->ul_SpecificParameters->schedulingRequestID,   sizeof(SchedulingRequestId_t));
+                    CU_FREE(macLcConfig->ul_SpecificParameters->logicalChannelGroup,   sizeof(long));
+                    CU_FREE(macLcConfig->ul_SpecificParameters, sizeof(struct LogicalChannelConfig__ul_SpecificParameters));
+                 }
+                 CU_FREE(rlcBearerList->list.array[idx]->mac_LogicalChannelConfig, sizeof(struct LogicalChannelConfig));
+              }
+              CU_FREE(rlcBearerList->list.array[idx], sizeof(struct RLC_BearerConfig));
+           }   
+        }
+        CU_FREE(rlcBearerList->list.array, rlcBearerList->list.size);
+      }
+      CU_FREE(cellGrpCfg->rlc_BearerToAddModList, sizeof(struct CellGroupConfigRrc__rlc_BearerToAddModList));
+   }
+
+   macCellGrpCfg = cellGrpCfg->mac_CellGroupConfig;
+   if(macCellGrpCfg)
+   {
+      schedulingRequestConfig = macCellGrpCfg->schedulingRequestConfig; 
+      if(schedulingRequestConfig)
+      {
+        schReqList = schedulingRequestConfig->schedulingRequestToAddModList;
+        if(schReqList)
+        {
+           if(schReqList->list.array)
+           {
+              for(idx=0;idx<schReqList->list.count; idx++)
+              {
+                 if(schReqList->list.array[idx])
+                 {
+                    CU_FREE(schReqList->list.array[idx]->sr_ProhibitTimer, sizeof(long));
+                    CU_FREE(schReqList->list.array[idx], sizeof(struct SchedulingRequestToAddMod));
+                 }
+              }
+              CU_FREE(schReqList->list.array, schReqList->list.size);
+           }
+           CU_FREE(schedulingRequestConfig->schedulingRequestToAddModList,\
+                 sizeof(struct SchedulingRequestConfig__schedulingRequestToAddModList));    }
+           CU_FREE(macCellGrpCfg->schedulingRequestConfig, sizeof(struct SchedulingRequestConfig));
+      }
+      if(macCellGrpCfg->bsr_Config)
+      {
+        CU_FREE(macCellGrpCfg->bsr_Config, sizeof(struct BSR_Config));
+      }
+      tagConfig = macCellGrpCfg->tag_Config;
+      if(tagConfig)
+      {
+        tagList = tagConfig->tag_ToAddModList;
+        if(tagList)
+        {
+           if(tagList->list.array)
+           {
+              for(idx=0; idx<tagList->list.count; idx++)
+              {
+                 CU_FREE(tagList->list.array[idx], sizeof(struct TAG));
+              }
+              CU_FREE(tagList->list.array, tagList->list.size);
+           }
+           CU_FREE(tagConfig->tag_ToAddModList, sizeof(struct TAG_Config__tag_ToAddModList));
+        }
+        CU_FREE(tagConfig, sizeof(struct TAG_Config));
+      }
+
+      phrConfig = macCellGrpCfg->phr_Config;
+      if(phrConfig)
+      {
+        CU_FREE(phrConfig->choice.setup, sizeof(struct PHR_Config));
+        CU_FREE(phrConfig, sizeof(struct MAC_CellGroupConfig__phr_Config));
+      }
+
+      CU_FREE(macCellGrpCfg, sizeof(MAC_CellGroupConfig_t));
+   }
+
+   phyCellGrpCfg = cellGrpCfg->physicalCellGroupConfig;
+   if(phyCellGrpCfg)
+   {
+      CU_FREE(phyCellGrpCfg->p_NR_FR1, sizeof(long));
+      CU_FREE(phyCellGrpCfg, sizeof(PhysicalCellGroupConfig_t));
+   }
+
+   spCellCfg = cellGrpCfg->spCellConfig;
+   if(spCellCfg)
+   {
+      if(spCellCfg->servCellIndex)
+      {
+        if(spCellCfg->rlmInSyncOutOfSyncThreshold)
+        {
+           if(spCellCfg->spCellConfigDedicated)
+           {
+              srvCellCfg = spCellCfg->spCellConfigDedicated;
+              if(srvCellCfg->initialDownlinkBWP)
+              {
+                 dlBwp = srvCellCfg->initialDownlinkBWP;
+                 if(srvCellCfg->firstActiveDownlinkBWP_Id)
+                 {
+                    if(srvCellCfg->defaultDownlinkBWP_Id)
+                    {
+                       if(srvCellCfg->uplinkConfig)
+                       {
+                          if(srvCellCfg->pdsch_ServingCellConfig)
+                          {
+                             pdschCfg= srvCellCfg->pdsch_ServingCellConfig;
+                             if(pdschCfg->choice.setup)
+                             {
+                                CU_FREE(pdschCfg->choice.setup->nrofHARQ_ProcessesForPDSCH,sizeof(long));
+                                CU_FREE(pdschCfg->choice.setup, sizeof( struct PDSCH_ServingCellConfig));
+                             }
+                             CU_FREE(srvCellCfg->pdsch_ServingCellConfig, sizeof(struct
+                                      ServingCellConfig__pdsch_ServingCellConfig));
+                          }
+                          FreeinitialUplinkBWP(srvCellCfg->uplinkConfig);
+                          CU_FREE(srvCellCfg->uplinkConfig, sizeof(UplinkConfig_t));   
+                       }
+                       CU_FREE(srvCellCfg->defaultDownlinkBWP_Id, sizeof(long));
+                    }
+                    CU_FREE(srvCellCfg->firstActiveDownlinkBWP_Id, sizeof(long));
+                 }
+                 if(dlBwp->pdcch_Config)
+                 {
+                    if(dlBwp->pdsch_Config)
+                    {
+                       FreeBWPDlDedPdschCfg(dlBwp);
+                       CU_FREE(dlBwp->pdsch_Config, sizeof(struct BWP_DownlinkDedicated__pdsch_Config));
+                    }
+                    FreeBWPDlDedPdcchCfg(dlBwp);
+                    CU_FREE(dlBwp->pdcch_Config, sizeof(struct BWP_DownlinkDedicated__pdcch_Config));
+                 }
+                 CU_FREE(srvCellCfg->initialDownlinkBWP, sizeof(BWP_DownlinkDedicated_t));
+              }
+              CU_FREE(spCellCfg->spCellConfigDedicated, sizeof(ServingCellConfig_t));
+           }
+           CU_FREE(spCellCfg->rlmInSyncOutOfSyncThreshold, sizeof(long));
+        }
+        CU_FREE(spCellCfg->servCellIndex, sizeof(long));
+      }
+      CU_FREE(spCellCfg,sizeof(SpCellConfig_t));
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fills CellGroupConfig 
+ *
+ * @details
+ *
+ *    Function : fillCellGrpCfg
+ *
+ *    Functionality: Fills CellGroupConfig
+ *
+ * @params[in] pointer to CellGroupConfigRrc_t
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ ******************************************************************/
+
+uint8_t fillCellGrpCfg(CuUeCb *ueCb, OCTET_STRING_t *cellGrp, bool updateAllRbCfg)
+{
+   uint8_t               ret = RFAILED;
+   CellGroupConfigRrc_t  cellGrpCfg;
+   asn_enc_rval_t        encRetVal;
+
+   while(true)
+   {
+      cellGrpCfg.cellGroupId = CELL_GRP_ID;
+
+      cellGrpCfg.rlc_BearerToAddModList = NULLP;
+      CU_ALLOC(cellGrpCfg.rlc_BearerToAddModList, sizeof(struct CellGroupConfigRrc__rlc_BearerToAddModList));
+      if(!cellGrpCfg.rlc_BearerToAddModList)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in CellGrpConfig");
+         break;
+      }
+      if(BuildRlcBearerToAddModList(ueCb, cellGrpCfg.rlc_BearerToAddModList, updateAllRbCfg) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : fillCellGrpCfg failed");
+         break;
+      }
+
+      cellGrpCfg.rlc_BearerToReleaseList = NULLP;
+      cellGrpCfg.mac_CellGroupConfig = NULLP;
+      CU_ALLOC(cellGrpCfg.mac_CellGroupConfig, sizeof(MAC_CellGroupConfig_t));
+      if(!cellGrpCfg.mac_CellGroupConfig)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in fillCellGrpCfg");
+         break;
+      }
+      if(BuildMacCellGrpCfg(cellGrpCfg.mac_CellGroupConfig) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildMacCellGrpCfg failed");
+         break;
+      }
+
+      cellGrpCfg.physicalCellGroupConfig = NULLP;
+      CU_ALLOC(cellGrpCfg.physicalCellGroupConfig, sizeof(PhysicalCellGroupConfig_t));
+      if(!cellGrpCfg.physicalCellGroupConfig)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildDuToCuRrcContainer");
+         break;
+      }
+      if(BuildPhyCellGrpCfg(cellGrpCfg.physicalCellGroupConfig) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildPhyCellGrpCfg failed");
+         break;
+      }
+
+      cellGrpCfg.spCellConfig = NULLP;
+      CU_ALLOC(cellGrpCfg.spCellConfig, sizeof(SpCellConfig_t));
+      if(!cellGrpCfg.spCellConfig)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failure in BuildDuToCuRrcContainer");
+         break;
+      }
+      if(BuildSpCellCfg(cellGrpCfg.spCellConfig) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildSpCellCfg failed");
+         break;
+      }
+
+      cellGrpCfg.sCellToAddModList = NULLP;
+      cellGrpCfg.sCellToReleaseList = NULLP;
+      cellGrpCfg.ext1 = NULLP;
+
+      /* encode cellGrpCfg into duToCuRrcContainer */
+      xer_fprint(stdout, &asn_DEF_CellGroupConfigRrc, &cellGrpCfg);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_CellGroupConfigRrc, 0, &cellGrpCfg, PrepFinalEncBuf, encBuf);
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode DuToCuRrcContainer (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for DuToCuRrcContainer\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      cellGrp->size = encBufSize;
+      CU_ALLOC(cellGrp->buf, cellGrp->size);
+      if(!cellGrp->buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDuToCuRrcContainer");
+         break;
+      }
+      memcpy(cellGrp->buf, encBuf, cellGrp->size);
+      ret = ROK;
+      break;
+   }
+   FreeMemCellGrpCfg(&cellGrpCfg);
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free UE Capability RAT container
+ *
+ * @details
+ *
+ *    Function : freeUeCapRatCont
+ *
+ *    Functionality:
+ *       Free UE Capability RAT conatiner
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void freeUeCapRatCont(UE_NR_Capability_t *ueNrCap)
+{
+   uint8_t idx;
+   FeatureSets_t *featureSets;
+
+   if(ueNrCap->rf_Parameters.supportedBandListNR.list.array)
+   {
+      for(idx = 0; idx < ueNrCap->rf_Parameters.supportedBandListNR.list.count; idx++)
+      {
+         if(ueNrCap->rf_Parameters.supportedBandListNR.list.array[idx])
+            CU_FREE(ueNrCap->rf_Parameters.supportedBandListNR.list.array[idx], sizeof(struct BandNR));
+      }
+      CU_FREE(ueNrCap->rf_Parameters.supportedBandListNR.list.array, ueNrCap->rf_Parameters.supportedBandListNR.list.size);
+   }
+
+   if(ueNrCap->featureSets)
+   {
+      featureSets = ueNrCap->featureSets;
+      if(featureSets->featureSetsDownlinkPerCC)
+      {
+         if(featureSets->featureSetsDownlinkPerCC->list.array)
+         {
+            for(idx = 0; idx < featureSets->featureSetsDownlinkPerCC->list.count; idx++)
+            {
+                  if(featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedModulationOrderDL)
+                     CU_FREE(featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedModulationOrderDL, \
+                        sizeof(ModulationOrder_t));
+                  CU_FREE(featureSets->featureSetsDownlinkPerCC->list.array[idx], sizeof(struct FeatureSetDownlinkPerCC));
+            }
+            CU_FREE(featureSets->featureSetsDownlinkPerCC->list.array, featureSets->featureSetsDownlinkPerCC->list.size);
+         }
+         CU_FREE(featureSets->featureSetsDownlinkPerCC, sizeof(struct FeatureSets__featureSetsDownlinkPerCC));
+      }
+
+      if(featureSets->featureSetsUplinkPerCC)
+      {
+         if(featureSets->featureSetsUplinkPerCC->list.array)
+         {
+            for(idx = 0; idx < featureSets->featureSetsUplinkPerCC->list.count; idx++)
+            {
+               if(featureSets->featureSetsUplinkPerCC->list.array[idx])
+               {
+                  if(featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedModulationOrderUL)
+                     CU_FREE(featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedModulationOrderUL,\
+                         sizeof(ModulationOrder_t));
+                  CU_FREE(featureSets->featureSetsUplinkPerCC->list.array[idx], sizeof(struct FeatureSetUplinkPerCC));
+               }
+            }
+            CU_FREE(featureSets->featureSetsUplinkPerCC->list.array,  featureSets->featureSetsUplinkPerCC->list.size);
+         }
+         CU_FREE(featureSets->featureSetsUplinkPerCC, sizeof(struct FeatureSets__featureSetsUplinkPerCC));
+      }
+      CU_FREE(ueNrCap->featureSets, sizeof(struct FeatureSets));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Free UE capability RAT container list
+ *
+ * @details
+ *
+ *    Function : freeUeCapRatContList
+ *
+ *    Functionality: Free UE capability RAT container list
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void freeUeCapRatContList(UE_CapabilityRAT_ContainerListRRC_t *ueCapablityList)
+{
+   uint8_t idx;
+   if(ueCapablityList->list.array)
+   {
+      for(idx = 0; idx < ueCapablityList->list.count; idx++)
+      {
+         if(ueCapablityList->list.array[idx])
+            CU_FREE(ueCapablityList->list.array[idx], sizeof(UE_CapabilityRAT_Container_t));
+      }
+      CU_FREE(ueCapablityList->list.array, ueCapablityList->list.size);
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Free Handover preparation information
+ *
+ * @details
+ *
+ *    Function : freeHOPreparationInfo
+ *
+ *    Functionality: Free Handover preparation information
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void freeHOPreparationInfo(HandoverPreparationInformationRrc_t *hoPrep)
+{
+   HandoverPreparationInformationRrc_IEs_t *hoPrepInfoIe;
+
+   if(hoPrep->criticalExtensions.choice.c1)
+   {
+      if(hoPrep->criticalExtensions.choice.c1->choice.handoverPreparationInformation)
+      {
+         hoPrepInfoIe = hoPrep->criticalExtensions.choice.c1->choice.handoverPreparationInformation;
+         freeUeCapRatContList(&hoPrepInfoIe->ue_CapabilityRAT_List);
+         CU_FREE(hoPrep->criticalExtensions.choice.c1->choice.handoverPreparationInformation , \
+               sizeof(HandoverPreparationInformationRrc_IEs_t));
+      }
+      CU_FREE(hoPrep->criticalExtensions.choice.c1, sizeof(struct HandoverPreparationInformationRrc__criticalExtensions__c1));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Fill feature sets
+ *
+ * @details
+ *
+ *    Function : fillFeatureSets
+ *
+ *    Functionality: Fill feature sets
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillFeatureSets(FeatureSets_t *featureSets)
+{
+   uint8_t idx, elementCnt;
+
+   featureSets->featureSetsDownlink = NULLP;
+   CU_ALLOC(featureSets->featureSetsDownlinkPerCC, sizeof(struct FeatureSets__featureSetsDownlinkPerCC));
+   if(!featureSets->featureSetsDownlinkPerCC)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   featureSets->featureSetsDownlinkPerCC->list.count = elementCnt;
+   featureSets->featureSetsDownlinkPerCC->list.size = elementCnt * sizeof(struct FeatureSetDownlinkPerCC *);
+   CU_ALLOC(featureSets->featureSetsDownlinkPerCC->list.array, featureSets->featureSetsDownlinkPerCC->list.size);
+   if(!featureSets->featureSetsDownlinkPerCC->list.array)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      CU_ALLOC(featureSets->featureSetsDownlinkPerCC->list.array[idx], sizeof(struct FeatureSetDownlinkPerCC));
+      if(!featureSets->featureSetsDownlinkPerCC->list.array[idx])
+      {
+        DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+        return RFAILED;
+      }
+   }
+
+   idx = 0;
+   featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedSubcarrierSpacingDL = SubcarrierSpacing_kHz15;
+   featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedBandwidthDL.present = SupportedBandwidth_PR_fr1;
+   featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedBandwidthDL.choice.fr1 = SupportedBandwidth__fr1_mhz20;
+   featureSets->featureSetsDownlinkPerCC->list.array[idx]->channelBW_90mhz = NULLP;
+   featureSets->featureSetsDownlinkPerCC->list.array[idx]->maxNumberMIMO_LayersPDSCH = NULLP;
+
+   CU_ALLOC(featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedModulationOrderDL, sizeof(ModulationOrder_t));
+   if(!featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedModulationOrderDL)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+   *(featureSets->featureSetsDownlinkPerCC->list.array[idx]->supportedModulationOrderDL) = ModulationOrder_qam64;
+
+   featureSets->featureSetsUplink = NULLP;
+   CU_ALLOC(featureSets->featureSetsUplinkPerCC, sizeof(struct FeatureSets__featureSetsUplinkPerCC));
+   if(!featureSets->featureSetsUplinkPerCC)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   featureSets->featureSetsUplinkPerCC->list.count = elementCnt;
+   featureSets->featureSetsUplinkPerCC->list.size = elementCnt * sizeof(struct FeatureSetUplinkPerCC *);
+   CU_ALLOC(featureSets->featureSetsUplinkPerCC->list.array, featureSets->featureSetsUplinkPerCC->list.size);
+   if(!featureSets->featureSetsUplinkPerCC->list.array)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+
+   for(idx = 0; idx < elementCnt; idx++)
+   {
+      CU_ALLOC(featureSets->featureSetsUplinkPerCC->list.array[idx], sizeof(struct FeatureSetUplinkPerCC));
+      if(!featureSets->featureSetsUplinkPerCC->list.array[idx])
+      {
+         DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+         return RFAILED;
+      }
+   }
+
+   idx = 0;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedSubcarrierSpacingUL = SubcarrierSpacing_kHz15;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedBandwidthUL.present = SupportedBandwidth_PR_fr1;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedBandwidthUL.choice.fr1 = SupportedBandwidth__fr1_mhz20;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->channelBW_90mhz = NULLP;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->mimo_CB_PUSCH = NULLP;
+   featureSets->featureSetsUplinkPerCC->list.array[idx]->maxNumberMIMO_LayersNonCB_PUSCH = NULLP;
+
+   CU_ALLOC(featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedModulationOrderUL, sizeof(ModulationOrder_t));
+   if(!featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedModulationOrderUL)
+   {
+      DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillFeatureSets");
+      return RFAILED;
+   }
+   *(featureSets->featureSetsUplinkPerCC->list.array[idx]->supportedModulationOrderUL) = ModulationOrder_qam16;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill UE capability RAT container
+ *
+ * @details
+ *
+ *    Function : fillUeCapRatCont 
+ *
+ *    Functionality: Fill UE capability RAT container
+ *
+ * @params[in] UE Capability RAT container buffer 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillUeCapRatCont(OCTET_STRING_t *ueCapRatContBuf)
+{
+   uint8_t             ret = ROK;
+   uint8_t             idx, elementCnt;
+   asn_enc_rval_t      encRetVal;
+   UE_NR_Capability_t  ueNrCap;
+
+   while(true)
+   {
+      ueNrCap.accessStratumRelease = AccessStratumRelease_rel15;
+
+      /* Filling PDCP parameters */
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0000 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0001 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0002 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0003 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0004 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0006 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0101 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0102 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0103 = false;
+      ueNrCap.pdcp_Parameters.supportedROHC_Profiles.profile0x0104 = false;
+      ueNrCap.pdcp_Parameters.maxNumberROHC_ContextSessions = PDCP_Parameters__maxNumberROHC_ContextSessions_cs2;
+      ueNrCap.pdcp_Parameters.uplinkOnlyROHC_Profiles = NULLP;
+      ueNrCap.pdcp_Parameters.continueROHC_Context = NULLP;
+      ueNrCap.pdcp_Parameters.outOfOrderDelivery = NULLP;
+      ueNrCap.pdcp_Parameters.shortSN = NULLP;
+      ueNrCap.pdcp_Parameters.pdcp_DuplicationSRB = NULLP;
+      ueNrCap.pdcp_Parameters.pdcp_DuplicationMCG_OrSCG_DRB = NULLP;
+
+      ueNrCap.rlc_Parameters = NULLP;
+      ueNrCap.mac_Parameters = NULLP;
+
+      /* Filling PHY parameters */
+      ueNrCap.phy_Parameters.phy_ParametersCommon = NULLP;
+      ueNrCap.phy_Parameters.phy_ParametersXDD_Diff = NULLP;
+      ueNrCap.phy_Parameters.phy_ParametersFRX_Diff = NULLP;
+      ueNrCap.phy_Parameters.phy_ParametersFR1 = NULLP;
+      ueNrCap.phy_Parameters.phy_ParametersFR2 = NULLP;
+
+      /* Filling RF parameters */
+      elementCnt = 1;
+      ueNrCap.rf_Parameters.supportedBandListNR.list.count = elementCnt;
+      ueNrCap.rf_Parameters.supportedBandListNR.list.size = elementCnt * sizeof(struct BandNR *);
+      CU_ALLOC(ueNrCap.rf_Parameters.supportedBandListNR.list.array, ueNrCap.rf_Parameters.supportedBandListNR.list.size);
+      if(!ueNrCap.rf_Parameters.supportedBandListNR.list.array)
+      {
+         DU_LOG("\nERROR  --> F1AP : Memory allocation failed in fillUeCapRatCont");
+         ret = RFAILED;
+         break;
+      }
+
+      for(idx = 0; idx < elementCnt; idx++)
+      {
+         CU_ALLOC(ueNrCap.rf_Parameters.supportedBandListNR.list.array[idx], sizeof(struct BandNR));
+         if(!ueNrCap.rf_Parameters.supportedBandListNR.list.array[idx])
+         {
+            ret = RFAILED;
+            break;
+         }
+      }
+      if(ret == RFAILED)
+         break;
+      
+      idx = 0;
+      ueNrCap.rf_Parameters.supportedBandListNR.list.array[idx]->bandNR = 1;
+      ueNrCap.rf_Parameters.supportedBandCombinationList = NULLP;
+      ueNrCap.rf_Parameters.appliedFreqBandListFilter = NULLP;
+
+      ueNrCap.measAndMobParameters = NULLP;
+      ueNrCap.fdd_Add_UE_NR_Capabilities = NULLP;
+      ueNrCap.tdd_Add_UE_NR_Capabilities = NULLP;
+      ueNrCap.fr1_Add_UE_NR_Capabilities = NULLP;
+      ueNrCap.fr2_Add_UE_NR_Capabilities = NULLP;
+      ueNrCap.featureSets = NULLP;
+
+      CU_ALLOC(ueNrCap.featureSets, sizeof(struct FeatureSets));
+      if(!ueNrCap.featureSets)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in fillUeCapRatCont");
+        ret = RFAILED;
+        break;
+      }
+
+      if(fillFeatureSets(ueNrCap.featureSets) != ROK)
+      {
+         DU_LOG("\nERROR  -->  fillDLFeatureSets() failed ");
+         ret = RFAILED;
+         break;
+      }
+
+      ueNrCap.featureSetCombinations = NULLP;
+      ueNrCap.lateNonCriticalExtension = NULLP;
+      ueNrCap.nonCriticalExtension = NULLP;
+
+      /* encode UE Capability RAT Container List into duToCuRrcContainer */
+      xer_fprint(stdout, &asn_DEF_UE_NR_Capability, &ueNrCap);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_UE_NR_Capability, 0, &ueNrCap, PrepFinalEncBuf, encBuf);
+   
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode UE Capability RAT Container (at %s)\n",\
+            encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for UE Capability RAT Container\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      ueCapRatContBuf->size = encBufSize;
+      CU_ALLOC(ueCapRatContBuf->buf, ueCapRatContBuf->size);
+      if(!ueCapRatContBuf->buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in fillUeCapabilityContainer");
+         break;
+      }
+      memcpy(ueCapRatContBuf->buf, encBuf, ueCapRatContBuf->size);
+      ret = ROK;
+      break;
+   }
+   freeUeCapRatCont(&ueNrCap);
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill UE Capability RAT container list
+ *
+ * @details
+ *
+ *    Function : fillUeCapRatContList
+ *
+ *    Functionality: Fill UE Capability RAT container list
+ *
+ * @params[in] UE capability RAT container list
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillUeCapRatContList(UE_CapabilityRAT_ContainerListRRC_t  *ueCapablityList)
+{
+    uint8_t          ret = RFAILED;
+    uint8_t          idx, elementCnt;
+
+    while(true)
+    {
+       elementCnt = 1;
+       ueCapablityList->list.count = elementCnt;
+       ueCapablityList->list.size = elementCnt * sizeof(UE_CapabilityRAT_Container_t *);
+
+       CU_ALLOC(ueCapablityList->list.array, ueCapablityList->list.size);
+       if(!ueCapablityList->list.array)
+       {
+          DU_LOG("\nERROR  -->  Memory allocation failed in fillUeCapRatContList");
+          ret = RFAILED;
+          break;
+       }
+
+       for(idx=0; idx<elementCnt; idx++)
+       {
+          CU_ALLOC(ueCapablityList->list.array[idx], sizeof(UE_CapabilityRAT_Container_t));
+          if(ueCapablityList->list.array[idx] == NULLP)
+          {
+             DU_LOG("\nERROR  -->  Memory allocation failed in fillUeCapRatContList");
+             ret = RFAILED;
+             break;
+          }
+       }
+       idx = 0;
+       ueCapablityList->list.array[idx]->rat_Type = RAT_Type_nr;
+       if(fillUeCapRatCont(&ueCapablityList->list.array[idx]->ue_CapabilityRAT_Container) != ROK)
+       {
+          DU_LOG("\nERROR  -->  F1AP : Failed to fill UE capability RAT Conatiner");
+          ret = RFAILED;
+          break;
+       }
+
+       ret = ROK;
+       break;
+    }
+    return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill UE Capability RAT container list octet string
+ *
+ * @details
+ *
+ *    Function : fillUeCapRatContListBuf
+ *
+ *    Functionality: Fill UE Capability RAT container list octet string
+ *
+ * @params[in] UE capability RAT container list buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillUeCapRatContListBuf(UE_CapabilityRAT_ContainerList_t *ueCapablityListBuf)
+{
+   uint8_t          ret = RFAILED;
+   asn_enc_rval_t   encRetVal;
+   UE_CapabilityRAT_ContainerListRRC_t  ueCapablityList;
+
+   while(true)
+   {
+      ret = fillUeCapRatContList(&ueCapablityList);
+      if(ret != ROK)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to fill UE Capability RAT container list");
+         break;
+      }
+
+      /* encode UE Capability RAT Container List into duToCuRrcContainer */
+      xer_fprint(stdout, &asn_DEF_UE_CapabilityRAT_ContainerListRRC, &ueCapablityList);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_UE_CapabilityRAT_ContainerListRRC, 0, \
+            &ueCapablityList, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode UE Capability RAT Container (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for UE Capability RAT Container\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      ueCapablityListBuf->size = encBufSize;
+      CU_ALLOC(ueCapablityListBuf->buf, ueCapablityListBuf->size);
+      if(!ueCapablityListBuf->buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in fillUeCapabilityContainer");
+         break;
+      }
+      memcpy(ueCapablityListBuf->buf, encBuf, ueCapablityListBuf->size);
+      ret = ROK;
+      break;
+   }
+   freeUeCapRatContList(&ueCapablityList);
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free Measurement Timing Configuration
+ *
+ * @details
+ *
+ *    Function : freeMeasuementTimingConfig
+ *
+ *    Functionality: Free Measurement Timing Configuration
+ *
+ * @params[in] MeasurementTimingConfiguration_IEs_t measTimingCfg
+ * @return void
+ *
+ * ****************************************************************/
+void freeMeasuementTimingConfig(MeasurementTimingConfigurationRrc_t measTimingConfig)
+{
+   uint8_t measCfgIdx;
+   MeasurementTimingConfigurationRrc_IEs_t *measTimingCfg = NULLP;
+   MeasTiming_t *measTiming = NULLP;
+
+   if(measTimingConfig.criticalExtensions.choice.c1)
+   {
+      if(measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf)
+      {
+         measTimingCfg = measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf;
+         if(measTimingCfg->measTiming)
+         {
+            if(measTimingCfg->measTiming->list.array)
+            {
+               for(measCfgIdx = 0; measCfgIdx < measTimingCfg->measTiming->list.count; measCfgIdx++)
+               {
+                  measTiming = measTimingCfg->measTiming->list.array[measCfgIdx];
+                  CU_FREE(measTiming->frequencyAndTiming, sizeof(struct MeasTiming__frequencyAndTiming));
+                  CU_FREE(measTimingCfg->measTiming->list.array[measCfgIdx], sizeof(MeasTiming_t));
+               }
+               CU_FREE(measTimingCfg->measTiming->list.array, measTimingCfg->measTiming->list.size);
+            }
+            CU_FREE(measTimingCfg->measTiming, sizeof(MeasTimingList_t));
+         }
+         CU_FREE(measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf, sizeof(struct MeasurementTimingConfigurationRrc_IEs));
+      }
+      CU_FREE(measTimingConfig.criticalExtensions.choice.c1, sizeof(struct MeasurementTimingConfigurationRrc__criticalExtensions__c1));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Fill Measurement Timing Configuration
+ *
+ * @details
+ *
+ *    Function : fillMeasTimingCfg
+ *
+ *    Functionality: Fill Measurement Timing Configuration
+ *
+ * @params[in] MeasurementTimingConfiguration_IEs_t measTimingCfg
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillMeasTimingCfg(MeasurementTimingConfigurationRrc_IEs_t *measTimingCfg)
+{
+   uint8_t elementCnt = 0;
+   uint8_t measCfgIdx = 0; 
+   MeasTiming_t *measTiming;
+   SSB_MTC_t *smtc;
+
+   CU_ALLOC(measTimingCfg->measTiming, sizeof(MeasTimingList_t));
+   if(!measTimingCfg->measTiming)
+   {
+      DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory  for measTiming in fillMeasTimingCfg");
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   measTimingCfg->measTiming->list.count = elementCnt;
+   measTimingCfg->measTiming->list.size = measTimingCfg->measTiming->list.count * sizeof(MeasTiming_t *);
+   CU_ALLOC(measTimingCfg->measTiming->list.array, measTimingCfg->measTiming->list.size);
+   if(!measTimingCfg->measTiming->list.array)
+   {
+      DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory for measTiming array in fillMeasTimingCfg");
+      return RFAILED;
+   }
+
+   for(measCfgIdx = 0; measCfgIdx < measTimingCfg->measTiming->list.count; measCfgIdx++)
+   {
+      CU_ALLOC(measTimingCfg->measTiming->list.array[measCfgIdx], sizeof(MeasTiming_t));
+      if(!measTimingCfg->measTiming->list.array[measCfgIdx])
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory for measTiming array element in fillMeasTimingCfg");
+         return RFAILED;
+      }
+   }
+
+   measCfgIdx = 0;
+   measTiming = measTimingCfg->measTiming->list.array[measCfgIdx];
+   CU_ALLOC(measTiming->frequencyAndTiming, sizeof(struct MeasTiming__frequencyAndTiming));
+   if(!measTiming->frequencyAndTiming)
+   {
+      DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory for frequency and timing IE in fillMeasTimingCfg");
+      return RFAILED;
+   }
+
+   measTiming->frequencyAndTiming->carrierFreq =  623800; /* This is a randomly chosen value since ARFCN configured in DU is 623400 */
+   measTiming->frequencyAndTiming->ssbSubcarrierSpacing = SubcarrierSpacing_kHz15;
+
+   smtc = &measTiming->frequencyAndTiming->ssb_MeasurementTimingConfiguration;
+   smtc->periodicityAndOffset.present = SSB_MTC__periodicityAndOffset_PR_sf20;
+   smtc->periodicityAndOffset.choice.sf20 = 0;
+   smtc->duration = SSB_MTC__duration_sf1;
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill Measurement Timing Configuration Octet string
+ *
+ * @details
+ *
+ *    Function : fillMeasConfigBuf
+ *
+ *    Functionality: Fill Measurement Timing Configuration Octet string
+ *
+ * @params[in] MeasConfig_t *measConfgBuf
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillMeasTimingConfigBuf(MeasConfig_t *measTimingConfigBuf)
+{
+   uint8_t          ret = RFAILED;
+   asn_enc_rval_t   encRetVal;
+   MeasurementTimingConfigurationRrc_t measTimingConfig;
+
+   while(true)
+   {
+      measTimingConfig.criticalExtensions.present = MeasurementTimingConfigurationRrc__criticalExtensions_PR_c1;
+      CU_ALLOC(measTimingConfig.criticalExtensions.choice.c1, sizeof(struct MeasurementTimingConfigurationRrc__criticalExtensions__c1));
+      if(!measTimingConfig.criticalExtensions.choice.c1)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory for measurement configuration extension");
+         return RFAILED;
+      } 
+      measTimingConfig.criticalExtensions.choice.c1->present = MeasurementTimingConfigurationRrc__criticalExtensions__c1_PR_measTimingConf;
+
+      CU_ALLOC(measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf, sizeof(struct MeasurementTimingConfigurationRrc_IEs));
+      if(!measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocated memory for measurement timing configuration IE");
+         return RFAILED;
+      }
+
+      ret = fillMeasTimingCfg(measTimingConfig.criticalExtensions.choice.c1->choice.measTimingConf);
+      if(ret != ROK)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to fill measurement timing configuration IE");
+         break;
+      }
+
+      /* Encode measurement timing configuration into octet string */
+      xer_fprint(stdout, &asn_DEF_MeasurementTimingConfigurationRrc, &measTimingConfig);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_MeasurementTimingConfigurationRrc, 0, &measTimingConfig, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode Measurement Timing Configuration (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for Measurement timing configuration\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      measTimingConfigBuf->size = encBufSize;
+      CU_ALLOC(measTimingConfigBuf->buf, measTimingConfigBuf->size);
+      if(!measTimingConfigBuf->buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed fillMeasTimingConfigBuf");
+         break;
+      }
+      memcpy(measTimingConfigBuf->buf, encBuf, measTimingConfigBuf->size);
+      ret = ROK;
+      break;
+   }
+   freeMeasuementTimingConfig(measTimingConfig);
+   return ret;
+}
+
+/******************************************************************
+ *
+ * @brief Free RRC reconfiguration non-critical extension
+ *
+ * @details
+ *
+ *    Function : freeRrcReconfigNonCriticalExt
+ *
+ *    Functionality: Free RRC reconfiguration non-critical extension
+ *
+ * @params[in] RRC reconfiguration IE
+ * @return void
+ *
+ * ****************************************************************/
+void freeRrcReconfigNonCriticalExt(RRCReconfiguration_v1530_IEs_t *rrcRecfg)
+{
+   if(rrcRecfg->masterCellGroup)
+   {
+      CU_FREE(rrcRecfg->masterCellGroup, sizeof(OCTET_STRING_t));
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free measurement object addmod list
+ *
+ * @details
+ *
+ *    Function : freeMeasObjToAddModList
+ *
+ *    Functionality: Free measurement object add mod list
+ *
+ * @params[in] Measurement object add/mod list
+ * @return void
+ *
+ * ****************************************************************/
+void freeMeasObjToAddModList(MeasObjectToAddModList_t *measObjList)
+{
+   uint8_t objIdx;
+   MeasObjectNR_t *measObject;
+
+   if(measObjList->list.array)
+   {
+      for(objIdx = 0; objIdx < measObjList->list.size; objIdx++)
+      {
+         if(measObjList->list.array[objIdx])
+         {
+            if(measObjList->list.array[objIdx]->measObject.choice.measObjectNR)
+            {
+               measObject = measObjList->list.array[objIdx]->measObject.choice.measObjectNR;
+               CU_FREE(measObject->ssbFrequency, sizeof(ARFCN_ValueNR_t));
+               CU_FREE(measObject->ssbSubcarrierSpacing, sizeof(SubcarrierSpacing_t));
+               CU_FREE(measObject->smtc1 , sizeof(SSB_MTC_t));
+               if(measObject->absThreshSS_BlocksConsolidation)
+               {
+                  CU_FREE(measObject->absThreshSS_BlocksConsolidation->thresholdRSRP, sizeof(RSRP_Range_t));
+                  CU_FREE(measObject->absThreshSS_BlocksConsolidation->thresholdRSRQ, sizeof(RSRQ_Range_t));
+                  CU_FREE(measObject->absThreshSS_BlocksConsolidation->thresholdSINR, sizeof(SINR_Range_t));
+                  CU_FREE(measObject->absThreshSS_BlocksConsolidation, sizeof(ThresholdNR_t));
+               }
+               CU_FREE(measObject->nrofSS_BlocksToAverage, sizeof(long));
+               CU_FREE(measObject->offsetMO.rsrpOffsetSSB, sizeof(Q_OffsetRange_t));
+               CU_FREE(measObject->offsetMO.rsrqOffsetSSB, sizeof(Q_OffsetRange_t));
+               CU_FREE(measObject->offsetMO.sinrOffsetSSB, sizeof(Q_OffsetRange_t));
+               CU_FREE(measObjList->list.array[objIdx]->measObject.choice.measObjectNR, sizeof(MeasObjectNR_t));
+            }
+            CU_FREE(measObjList->list.array[objIdx], sizeof(MeasObjectToAddMod_t));
+         }
+      }
+      CU_FREE(measObjList->list.array, measObjList->list.size);
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free report config add mod list
+ *
+ * @details
+ *
+ *    Function : freeReportCfgToAddModList
+ *
+ *    Functionality: Free report config add mod list
+ *
+ * @params[in] Report config list
+ * @return void
+ *
+ * ****************************************************************/
+void freeReportCfgToAddModList(ReportConfigToAddModList_t *reportCfgList)
+{
+   uint8_t reportCfgIdx;
+   ReportConfigToAddMod_t *reportCfg;
+   ReportConfigNR_t *reportCfgNr;
+   EventTriggerConfig_t *eventTriggCfg;
+
+   if(reportCfgList->list.array)
+   {
+      for(reportCfgIdx=0; reportCfgIdx < reportCfgList->list.count; reportCfgIdx++)
+      {
+         if(reportCfgList->list.array[reportCfgIdx])
+         {
+            reportCfg = reportCfgList->list.array[reportCfgIdx];
+            if(reportCfg->reportConfig.choice.reportConfigNR)
+            {
+               reportCfgNr = reportCfg->reportConfig.choice.reportConfigNR;
+               if(reportCfgNr->reportType.choice.eventTriggered)
+               {
+                  eventTriggCfg = reportCfgNr->reportType.choice.eventTriggered;
+                  CU_FREE(eventTriggCfg->eventId.choice.eventA3, sizeof(struct EventTriggerConfig__eventId__eventA3));
+                  CU_FREE(eventTriggCfg->reportQuantityRS_Indexes, sizeof(MeasReportQuantity_t));
+                  CU_FREE(eventTriggCfg->maxNrofRS_IndexesToReport, sizeof(long));
+                  CU_FREE(reportCfgNr->reportType.choice.eventTriggered, sizeof(EventTriggerConfig_t));
+               }
+            }
+         }
+         CU_FREE(reportCfgList->list.array[reportCfgIdx], sizeof(ReportConfigToAddMod_t));
+      }
+      CU_FREE(reportCfgList->list.array, reportCfgList->list.size);
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free measurement id to add mod list
+ *
+ * @details
+ *
+ *    Function : freeMeasIdToAddModList
+ *
+ *    Functionality: Free measurement id to add mod list
+ *
+ * @params[in] Measurement id to add mod list
+ * @return void
+ *
+ * ****************************************************************/
+void freeMeasIdToAddModList(MeasIdToAddModList_t *measIdList)
+{
+   uint8_t measIdIdx;
+   if(measIdList->list.array)
+   {
+      for(measIdIdx=0; measIdIdx < measIdList->list.count; measIdIdx++)
+      {
+         CU_FREE(measIdList->list.array[measIdIdx], sizeof(MeasIdToAddMod_t));
+      }
+      CU_FREE(measIdList->list.array, measIdList->list.size);
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Free quantity config
+ *
+ * @details
+ *
+ *    Function : freeQunatityConfig
+ *
+ *    Functionality: Free quantity config
+ *
+ * @params[in] Quantity Config
+ * @return void
+ *
+ * ****************************************************************/
+uint8_t freeQuantityConfig(QuantityConfig_t *quantityCfg)
+{
+   uint8_t quanCfgIdx;
+   QuantityConfigNR_t *quantityCfgNr;
+
+   if(quantityCfg->quantityConfigNR_List)
+   {
+      if(quantityCfg->quantityConfigNR_List->list.array)
+      {
+         for(quanCfgIdx = 0; quanCfgIdx < quantityCfg->quantityConfigNR_List->list.count; quanCfgIdx++)
+         {
+            if(quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx])
+            {
+               quantityCfgNr = quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx];
+               CU_FREE(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRP, sizeof(FilterCoefficient_t));
+               CU_FREE(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRQ, sizeof(FilterCoefficient_t));
+               CU_FREE(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRS_SINR, sizeof(FilterCoefficient_t));
+               if(quantityCfgNr->quantityConfigRS_Index)
+               {
+                  CU_FREE(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRP, sizeof(FilterCoefficient_t));
+                  CU_FREE(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRQ, sizeof(FilterCoefficient_t));
+                  CU_FREE(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRS_SINR, sizeof(FilterCoefficient_t));
+                  CU_FREE(quantityCfgNr->quantityConfigRS_Index, sizeof(QuantityConfigRS_t));
+               }
+               CU_FREE(quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx], sizeof(QuantityConfigNR_t));
+            }
+         }
+         CU_FREE(quantityCfg->quantityConfigNR_List->list.array, quantityCfg->quantityConfigNR_List->list.size);
+      }
+      CU_FREE(quantityCfg->quantityConfigNR_List, sizeof(struct QuantityConfig__quantityConfigNR_List));
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free measurement Config
+ *
+ * @details
+ *
+ *    Function : freeMeasConfig
+ *
+ *    Functionality: Free measurement config
+ *
+ * @params[in] Measurement config
+ * @return void
+ *
+ * ****************************************************************/
+void freeMeasConfig(MeasConfigRrc_t *measConfig)
+{
+   if(measConfig->measObjectToAddModList)
+   {
+      freeMeasObjToAddModList(measConfig->measObjectToAddModList);
+      CU_FREE(measConfig->measObjectToAddModList, sizeof(MeasObjectToAddModList_t));
+   }
+   if(measConfig->reportConfigToAddModList)
+   {
+      freeReportCfgToAddModList(measConfig->reportConfigToAddModList);
+      CU_FREE(measConfig->reportConfigToAddModList, sizeof(ReportConfigToAddModList_t));
+   }
+   if(measConfig->measIdToAddModList)
+   {
+      freeMeasIdToAddModList(measConfig->measIdToAddModList);
+      CU_FREE(measConfig->measIdToAddModList, sizeof(MeasIdToAddModList_t));
+   }
+   if(measConfig->s_MeasureConfig)
+   {
+      CU_FREE(measConfig->s_MeasureConfig, sizeof(struct MeasConfigRrc__s_MeasureConfig));
+   }
+   if(measConfig->quantityConfig)
+   {
+      freeQuantityConfig(measConfig->quantityConfig);
+      CU_FREE(measConfig->quantityConfig, sizeof(QuantityConfig_t));
+   }
+}
+/******************************************************************
+ *
+ * @brief Free DRB to AddMod List
+ *
+ * @details
+ *
+ *    Function : freeDrbToAddModList
+ *
+ *    Functionality: Free SRB to AddMod List
+ *
+ * @params[in] SBR to add/mod list
+ * @return void
+ *
+ * ****************************************************************/
+void freeDrbToAddModList(DRB_ToAddModList_t *drbToAddList)
+{
+   uint8_t drbIdx;
+   if(drbToAddList->list.array)
+   {
+      for(drbIdx = 0; drbIdx < drbToAddList->list.count; drbIdx++)
+      {
+         if(drbToAddList->list.array[drbIdx]->pdcp_Config)
+         {
+            if(drbToAddList->list.array[drbIdx]->pdcp_Config->drb)
+            {
+               CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->discardTimer, sizeof(long));
+               CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeUL, sizeof(long));
+               CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeDL, sizeof(long));
+               CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config->drb, sizeof(struct PDCP_Config__drb));
+            }
+            CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config->t_Reordering, sizeof(long));
+            CU_FREE(drbToAddList->list.array[drbIdx]->pdcp_Config, sizeof(PDCP_Config_t));
+         }
+         CU_FREE(drbToAddList->list.array[drbIdx], sizeof(DRB_ToAddMod_t));
+      }
+      CU_FREE(drbToAddList->list.array, drbToAddList->list.size);
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free SRB to AddMod List
+ *
+ * @details
+ *
+ *    Function : freeSrbToAddModList
+ *
+ *    Functionality: Free SRB to AddMod List
+ *
+ * @params[in] SBR to add/mod list
+ * @return void
+ *
+ * ****************************************************************/
+void freeSrbToAddModList(SRB_ToAddModList_t *srbToAddList)
+{
+   uint8_t srbIdx;
+   if(srbToAddList->list.array)
+   {
+      for(srbIdx = 0; srbIdx < srbToAddList->list.count; srbIdx++)
+      {
+         CU_FREE(srbToAddList->list.array[srbIdx]->reestablishPDCP, sizeof(long));
+         if(srbToAddList->list.array[srbIdx]->pdcp_Config)
+         {
+            CU_FREE(srbToAddList->list.array[srbIdx]->pdcp_Config->t_Reordering, sizeof(long));
+            CU_FREE(srbToAddList->list.array[srbIdx]->pdcp_Config, sizeof(PDCP_Config_t));
+         }
+
+         CU_FREE(srbToAddList->list.array[srbIdx], sizeof(SRB_ToAddMod_t));
+      }
+      CU_FREE(srbToAddList->list.array, srbToAddList->list.size);
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free Radio Bearer Config
+ *
+ * @details
+ *
+ *    Function : fillRadioBearerConfig
+ *
+ *    Functionality: Free Radio Bearer config
+ *
+ * @params[in] Radio bearer config
+ * @return void
+ *
+ * ****************************************************************/
+void freeRadioBearerConfig(RadioBearerConfig_t *radioBearerConfig)
+{
+   if(radioBearerConfig->srb_ToAddModList)
+   {
+      freeSrbToAddModList(radioBearerConfig->srb_ToAddModList);
+      CU_FREE(radioBearerConfig->srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+   }
+   if(radioBearerConfig->drb_ToAddModList)
+   {
+      freeDrbToAddModList(radioBearerConfig->drb_ToAddModList);
+      CU_FREE(radioBearerConfig->drb_ToAddModList, sizeof(DRB_ToAddModList_t));
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Free reconfiguration message
+ *
+ * @details
+ *
+ *    Function : freeRrcReconfig
+ *
+ *    Functionality: Free reconfiguration message
+ *
+ * @params[in] RRC Reconfiguration message
+ * @return void
+ *
+ * ****************************************************************/
+void freeRrcReconfig(RRCReconfiguration_t *rrcReconfig)
+{
+   if(rrcReconfig->criticalExtensions.choice.rrcReconfiguration)
+   {
+      if(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig)
+      {
+         freeRadioBearerConfig(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig);
+         CU_FREE(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig, sizeof(RadioBearerConfig_t));
+      }
+      if(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig)
+      {
+         freeMeasConfig(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig);
+         CU_FREE(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig, sizeof(MeasConfigRrc_t));
+      }
+      if(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension)
+      {
+         freeRrcReconfigNonCriticalExt(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension);
+         CU_FREE(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension, sizeof(struct RRCReconfiguration_v1530_IEs));
+      }
+      CU_FREE(rrcReconfig->criticalExtensions.choice.rrcReconfiguration, sizeof(RRCReconfiguration_IEs_t));
+   }
+}
+
+/******************************************************************
+ *
+ * @brief Fill SRB To Add Mod list
+ *
+ * @details
+ *
+ *    Function : fillSrbToAddModList
+ *
+ *    Functionality: fill SRB to Add Mod list
+ *
+ * @params[in] UE control block
+ *             SRB to Add/Mod list
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillSrbToAddModList(CuUeCb *ueCb, SRB_ToAddModList_t *srbToAddList, bool updateAllRbCfg)
+{
+   uint8_t srbIdx, srbDbIdx;
+
+   if(updateAllRbCfg)
+      srbToAddList->list.count = ueCb->numSrb;
+   else
+   {
+      srbToAddList->list.count = 0;
+      for(srbDbIdx=0; srbDbIdx < ueCb->numSrb; srbDbIdx++)
+      {
+         if(ueCb->srbList[srbDbIdx].cfgSentToUe == false)
+            srbToAddList->list.count++;
+      }
+   }
+   srbToAddList->list.size = srbToAddList->list.count * sizeof(SRB_ToAddMod_t *);
+
+   CU_ALLOC(srbToAddList->list.array, srbToAddList->list.size);
+   if(!srbToAddList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SRB to AddMod list array in fillSrbToAddModList");
+      return RFAILED;
+   }
+
+   srbIdx = 0;
+   for(srbDbIdx = 0; srbDbIdx < ueCb->numSrb; srbDbIdx++)
+   {
+      if(!updateAllRbCfg && ueCb->srbList[srbDbIdx].cfgSentToUe)
+         continue;
+
+      CU_ALLOC(srbToAddList->list.array[srbIdx], sizeof(SRB_ToAddMod_t));
+      if(!srbToAddList->list.array[srbIdx])
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SRB to AddMod list element in fillSrbToAddModList");
+         return RFAILED;
+      }
+
+      srbToAddList->list.array[srbIdx]->srb_Identity = ueCb->srbList[srbDbIdx].srbId;
+
+      /* Reestablish PDCP */
+      CU_ALLOC(srbToAddList->list.array[srbIdx]->reestablishPDCP, sizeof(long));
+      if(!srbToAddList->list.array[srbIdx]->reestablishPDCP)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for reestablish PDCP IE in fillSrbToAddModList");
+         return RFAILED;
+      }
+      *(srbToAddList->list.array[srbIdx]->reestablishPDCP) = SRB_ToAddMod__reestablishPDCP_true;
+
+      /* PDCP configuration */
+      CU_ALLOC(srbToAddList->list.array[srbIdx]->pdcp_Config, sizeof(PDCP_Config_t));
+      if(!srbToAddList->list.array[srbIdx]->pdcp_Config)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for PDCP config IE in fillSrbToAddModList");
+         return RFAILED;
+      }
+
+      /* Reordering timer */
+      CU_ALLOC(srbToAddList->list.array[srbIdx]->pdcp_Config->t_Reordering, sizeof(long));
+      if(!srbToAddList->list.array[srbIdx]->pdcp_Config->t_Reordering)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for reordering timer in fillSrbToAddModList");
+         return RFAILED;
+      }
+      *(srbToAddList->list.array[srbIdx]->pdcp_Config->t_Reordering) = PDCP_Config__t_Reordering_ms40;
+      
+      srbIdx++;
+   }
+   return ROK;
+}
+
+/******************************************************************
+ *
+ * @biief Fill DRBeTo Add Mod list
+ *
+ * @details
+ *
+ *    Function : fillDrbToAddModList
+ *
+ *    Functionality: fill DRB to Add Mod list
+ *
+ * @params[in] UE control block
+ *             DRB to Add/Mod list
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillDrbToAddModList(CuUeCb *ueCb, DRB_ToAddModList_t *drbToAddList, bool updateAllRbCfg)
+{
+   uint8_t drbIdx, drbDbIdx;
+
+   if(updateAllRbCfg)
+      drbToAddList->list.count = ueCb->numDrb;
+   else
+   {
+      drbToAddList->list.count = 0;
+      for(drbDbIdx=0; drbDbIdx < ueCb->numDrb; drbDbIdx++)
+      {     
+         if(ueCb->drbList[drbDbIdx].cfgSentToUe == false)
+            drbToAddList->list.count++;
+      }     
+   }
+   drbToAddList->list.size = drbToAddList->list.count * sizeof(DRB_ToAddMod_t *);
+
+   CU_ALLOC(drbToAddList->list.array, drbToAddList->list.size);
+   if(!drbToAddList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for DRB to AddMod list array in fillDrbToAddModList");
+      return RFAILED;
+   }
+
+   drbIdx = 0;
+   for(drbDbIdx=0; drbDbIdx < ueCb->numDrb; drbDbIdx++)
+   {
+      if(!updateAllRbCfg && ueCb->drbList[drbDbIdx].cfgSentToUe)
+         continue;
+
+      CU_ALLOC(drbToAddList->list.array[drbIdx], sizeof(DRB_ToAddMod_t));
+      if(!drbToAddList->list.array[drbIdx])
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for DRB to AddMod list elements in fillDrbToAddModList");
+         return RFAILED;
+      }
+
+      /* DRB Id */
+      drbToAddList->list.array[drbIdx]->drb_Identity = ueCb->drbList[drbDbIdx].drbId;
+
+      /* PDCP Config */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config, sizeof(PDCP_Config_t));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for PDCP config IE in fillDrbToAddModList");
+         return RFAILED;
+      }
+
+      /* PDCP Config -> DRB */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config->drb, sizeof(struct PDCP_Config__drb));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config->drb)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for PDCP config drb in fillDrbToAddModList");
+         return RFAILED;
+      }
+
+      /* DRB -> Discard Timer */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->discardTimer, sizeof(long));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config->drb->discardTimer)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for DRB discard timer in fillDrbToAddModList");
+         return RFAILED;
+      }
+      *(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->discardTimer) = PDCP_Config__drb__discardTimer_infinity;
+
+      /* UL PDCP SN length */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeUL, sizeof(long));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeUL)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for UL SN length in fillDrbToAddModList");
+         return RFAILED;
+      }
+      *(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeUL) = PDCP_Config__drb__pdcp_SN_SizeUL_len12bits;
+
+      /* DL PDCP SN length */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeDL, sizeof(long));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeDL)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for DL SN length in fillDrbToAddModList");
+         return RFAILED;
+      }
+      *(drbToAddList->list.array[drbIdx]->pdcp_Config->drb->pdcp_SN_SizeDL) = PDCP_Config__drb__pdcp_SN_SizeDL_len12bits;
+
+      /* Header Compression */
+      drbToAddList->list.array[drbIdx]->pdcp_Config->drb->headerCompression.present = PDCP_Config__drb__headerCompression_PR_notUsed;
+       drbToAddList->list.array[drbIdx]->pdcp_Config->drb->headerCompression.choice.notUsed = NULLP;
+
+      /* Reordering timer */
+      CU_ALLOC(drbToAddList->list.array[drbIdx]->pdcp_Config->t_Reordering, sizeof(long));
+      if(!drbToAddList->list.array[drbIdx]->pdcp_Config->t_Reordering)
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for reordering timer in fillDrbToAddModList");
+         return RFAILED;
+      }
+      *(drbToAddList->list.array[drbIdx]->pdcp_Config->t_Reordering) = PDCP_Config__t_Reordering_ms40;
+
+      drbIdx++;
+   }
+
+   return ROK;
+}
+
+/******************************************************************
+ *
+ * @brief Fill Radio bearer configuration
+ *
+ * @details
+ *
+ *    Function : fillRadioBearerConfig
+ *
+ *    Functionality: Fill Radio bearer configuration
+ *
+ * @params[in] UE control block
+ *             Radio bearer config pointer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillRadioBearerConfig(CuUeCb *ueCb, RadioBearerConfig_t *radioBearerConfig, bool updateAllRbCfg)
+{
+   /* SRB To Add/Mod List */
+   CU_ALLOC(radioBearerConfig->srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+   if(!radioBearerConfig->srb_ToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SRB to AddMod List in fillRadioBearerConfig");
+      return RFAILED;
+   }
+   if(fillSrbToAddModList(ueCb, radioBearerConfig->srb_ToAddModList, updateAllRbCfg) != ROK)
+   {
+      return RFAILED;
+   }
+
+   /* DRB To Add/Mod List */
+   CU_ALLOC(radioBearerConfig->drb_ToAddModList, sizeof(DRB_ToAddModList_t));
+   if(!radioBearerConfig->drb_ToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for DRB to AddMod List in fillRadioBearerConfig");
+      return RFAILED;
+   }
+   if(fillDrbToAddModList(ueCb, radioBearerConfig->drb_ToAddModList, updateAllRbCfg) != ROK)
+   {
+      return RFAILED;
+   }
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill measurement object to add/mod list
+ *
+ * @details
+ *
+ *    Function : fillMeasObjToAddModList
+ *
+ *    Functionality: Fill measurement object to add/mod list
+ *
+ * @params[in] Measurement object to add/mod list
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillMeasObjToAddModList(MeasObjectToAddModList_t *measObjList)
+{
+   uint8_t elementCnt, objIdx;
+   MeasObjectNR_t *measObject;
+
+   elementCnt = 1;
+   measObjList->list.count = elementCnt;
+   measObjList->list.size = measObjList->list.count * sizeof(MeasObjectToAddMod_t *);
+
+   CU_ALLOC(measObjList->list.array, measObjList->list.size);
+   if(!measObjList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for measurement object list's array");
+      return RFAILED;
+   }
+
+   for(objIdx = 0; objIdx < measObjList->list.size; objIdx++)
+   {
+      CU_ALLOC(measObjList->list.array[objIdx], sizeof(MeasObjectToAddMod_t));
+      if(!measObjList->list.array[objIdx])
+      {
+         DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for measurement object list's array element");
+         return RFAILED;
+      }
+   }
+
+   objIdx = 0;
+   measObjList->list.array[objIdx]->measObjectId = 1;
+   measObjList->list.array[objIdx]->measObject.present = MeasObjectToAddMod__measObject_PR_measObjectNR;
+   CU_ALLOC(measObjList->list.array[objIdx]->measObject.choice.measObjectNR, sizeof(MeasObjectNR_t));
+   if(!measObjList->list.array[objIdx]->measObject.choice.measObjectNR)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for mesurement object NR");
+      return RFAILED;
+   }
+
+   measObject = measObjList->list.array[objIdx]->measObject.choice.measObjectNR;
+
+   /* SSB frequency */
+   CU_ALLOC(measObject->ssbFrequency, sizeof(ARFCN_ValueNR_t));
+   if(!measObject->ssbFrequency)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SSB frequency in fillMeasObjToAddModList"); 
+      return RFAILED;
+   }
+   *(measObject->ssbFrequency) = 620736; /* Value picked from reference PCAP logs */
+
+   /* Subcarrier spacing */
+   CU_ALLOC(measObject->ssbSubcarrierSpacing, sizeof(SubcarrierSpacing_t));
+   if(!measObject->ssbSubcarrierSpacing)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SSB subcarrier spacing in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->ssbSubcarrierSpacing) = SubcarrierSpacing_kHz15;
+
+   /* SMTC1 */
+   CU_ALLOC(measObject->smtc1 , sizeof(SSB_MTC_t));
+   if(!measObject->smtc1)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SMTC1 in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   measObject->smtc1->duration = SSB_MTC__duration_sf1;
+   measObject->smtc1->periodicityAndOffset.present = SSB_MTC__periodicityAndOffset_PR_sf20;
+   measObject->smtc1->periodicityAndOffset.choice.sf20 = 0;
+
+   /* Absoulute threshold SSB consolidation */
+   CU_ALLOC(measObject->absThreshSS_BlocksConsolidation, sizeof(ThresholdNR_t));
+   if(!measObject->absThreshSS_BlocksConsolidation)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for absolute threshold SSB consolidation in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+
+   /* RSRP threshold */
+   CU_ALLOC(measObject->absThreshSS_BlocksConsolidation->thresholdRSRP, sizeof(RSRP_Range_t));
+   if(!measObject->absThreshSS_BlocksConsolidation->thresholdRSRP)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for threshold RSRP in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->absThreshSS_BlocksConsolidation->thresholdRSRP) = 1;
+
+   /* RSRQ threshold */
+   CU_ALLOC(measObject->absThreshSS_BlocksConsolidation->thresholdRSRQ, sizeof(RSRQ_Range_t));
+   if(!measObject->absThreshSS_BlocksConsolidation->thresholdRSRQ)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for threshold RSRQ in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->absThreshSS_BlocksConsolidation->thresholdRSRQ) = 1;
+
+   /* SINR threshold */
+   CU_ALLOC(measObject->absThreshSS_BlocksConsolidation->thresholdSINR, sizeof(SINR_Range_t));
+   if(!measObject->absThreshSS_BlocksConsolidation->thresholdSINR)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for threshold SINR in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->absThreshSS_BlocksConsolidation->thresholdSINR) = 1;
+
+   /* Number of SSBs to average */
+   CU_ALLOC(measObject->nrofSS_BlocksToAverage, sizeof(long));
+   if(!measObject->nrofSS_BlocksToAverage)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for number of SSB to average in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->nrofSS_BlocksToAverage) = 2;
+
+   /* Quantity Config index */
+   measObject->quantityConfigIndex = 1;
+
+   /* Offset MO */
+   /* RSRP offset for SSB */
+   CU_ALLOC(measObject->offsetMO.rsrpOffsetSSB, sizeof(Q_OffsetRange_t));
+   if(!measObject->offsetMO.rsrpOffsetSSB)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SSB RSRP offset in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->offsetMO.rsrpOffsetSSB) = Q_OffsetRange_dB0;
+
+   /* RSRQ offset for SSB */
+   CU_ALLOC(measObject->offsetMO.rsrqOffsetSSB, sizeof(Q_OffsetRange_t));
+   if(!measObject->offsetMO.rsrpOffsetSSB)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SSB RSRQ offset in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->offsetMO.rsrqOffsetSSB) = Q_OffsetRange_dB0;
+
+   /* SINR offset for SSB */
+   CU_ALLOC(measObject->offsetMO.sinrOffsetSSB, sizeof(Q_OffsetRange_t));
+   if(!measObject->offsetMO.sinrOffsetSSB)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for SSB SINR offset in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+   *(measObject->offsetMO.sinrOffsetSSB) = Q_OffsetRange_dB0;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill Report configuration to Add/mod list
+ *
+ * @details
+ *
+ *    Function : fillReportCfgToAddModList
+ *
+ *    Functionality: Fill Report configuration to Add/mod list
+ *
+ * @params[in] Report Config To Add/Mod List
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillReportCfgToAddModList(ReportConfigToAddModList_t *reportCfgList)
+{
+   uint8_t elementCnt;
+   uint8_t reportCfgIdx;
+   ReportConfigToAddMod_t *reportCfg;
+   ReportConfigNR_t *reportCfgNr;
+   EventTriggerConfig_t *eventTriggCfg;
+
+   elementCnt = 1;
+   reportCfgList->list.count = elementCnt;
+   reportCfgList->list.size = reportCfgList->list.count * sizeof(ReportConfigToAddMod_t *);
+
+   CU_ALLOC(reportCfgList->list.array, reportCfgList->list.size);
+   if(!reportCfgList->list.array)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList() :Memory allocation failed for report config list's array");
+      return RFAILED;
+   }
+
+   for(reportCfgIdx=0; reportCfgIdx < reportCfgList->list.count; reportCfgIdx++)
+   {
+      CU_ALLOC(reportCfgList->list.array[reportCfgIdx], sizeof(ReportConfigToAddMod_t));
+      if(!reportCfgList->list.array[reportCfgIdx])
+      {
+         DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for report config list's array element");
+         return RFAILED;
+      }
+   }
+
+   reportCfgIdx = 0;
+   reportCfg = reportCfgList->list.array[reportCfgIdx];
+   reportCfg->reportConfigId = 1;
+   reportCfg->reportConfig.present = ReportConfigToAddMod__reportConfig_PR_reportConfigNR;
+
+   /* Report Configuration for NR */
+   CU_ALLOC(reportCfg->reportConfig.choice.reportConfigNR, sizeof(ReportConfigNR_t));
+   if(!reportCfg->reportConfig.choice.reportConfigNR)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for report config NR");
+      return RFAILED;
+   }
+   reportCfgNr = reportCfg->reportConfig.choice.reportConfigNR;
+
+   /* Report Type */
+   reportCfgNr->reportType.present = ReportConfigNR__reportType_PR_eventTriggered;
+   CU_ALLOC(reportCfgNr->reportType.choice.eventTriggered, sizeof(EventTriggerConfig_t));
+   if(!reportCfgNr->reportType.choice.eventTriggered)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for event triggerred");
+      return RFAILED;
+   }
+   eventTriggCfg = reportCfgNr->reportType.choice.eventTriggered;
+
+   /* Event 3 */
+   eventTriggCfg->eventId.present = EventTriggerConfig__eventId_PR_eventA3;
+   CU_ALLOC(eventTriggCfg->eventId.choice.eventA3, sizeof(struct EventTriggerConfig__eventId__eventA3));
+   if(!eventTriggCfg->eventId.choice.eventA3)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for event A3");
+      return RFAILED;
+   }
+
+   eventTriggCfg->eventId.choice.eventA3->a3_Offset.present = MeasTriggerQuantityOffset_PR_rsrp;
+   eventTriggCfg->eventId.choice.eventA3->a3_Offset.choice.rsrp = 6; /* i.e. 3.0db . From Reference pcap log */
+   eventTriggCfg->eventId.choice.eventA3->reportOnLeave = false;
+   eventTriggCfg->eventId.choice.eventA3->hysteresis = 0;
+   eventTriggCfg->eventId.choice.eventA3->timeToTrigger = TimeToTrigger_ms40;
+   eventTriggCfg->eventId.choice.eventA3->useWhiteCellList = false;
+
+   /* Reference Signal Type */
+   eventTriggCfg->rsType = NR_RS_Type_ssb;
+
+   /* Report Interval */
+   eventTriggCfg->reportInterval = ReportInterval_ms1024;
+
+   /* Report Amount */
+   eventTriggCfg->reportAmount = EventTriggerConfig__reportAmount_r8;
+
+   /* Report Quantity cell */
+   eventTriggCfg->reportQuantityCell.rsrp = true;
+   eventTriggCfg->reportQuantityCell.rsrq = false;
+   eventTriggCfg->reportQuantityCell.sinr = false;
+
+   /* Maximum reported cells */
+   eventTriggCfg->maxReportCells = 3;
+
+   /* Report qunatity RS Indexes */
+   CU_ALLOC(eventTriggCfg->reportQuantityRS_Indexes, sizeof(MeasReportQuantity_t));
+   if(!eventTriggCfg->reportQuantityRS_Indexes)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for report qunatity RS indexes");
+      return RFAILED;
+   }
+   eventTriggCfg->reportQuantityRS_Indexes->rsrp = true;
+   eventTriggCfg->reportQuantityRS_Indexes->rsrq = false;
+   eventTriggCfg->reportQuantityRS_Indexes->sinr = false;
+
+   /* Maximum number of RS indexes to report */
+   CU_ALLOC(eventTriggCfg->maxNrofRS_IndexesToReport, sizeof(long));
+   if(!eventTriggCfg->maxNrofRS_IndexesToReport)
+   {
+      DU_LOG("\nERROR  -->  F1AP: fillReportCfgToAddModList(): Memory allocation failed for max number of RS indexes to report");
+      return RFAILED;
+   }
+   *(eventTriggCfg->maxNrofRS_IndexesToReport) = 1;
+
+   /* Include Beam measurement */
+   eventTriggCfg->includeBeamMeasurements = false;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill measurement Id to add/mod list
+ * @details
+ *
+ *    Function : fillMeasIdToAddModList
+ *
+ *    Functionality: Fill measurement Id to add/mod list
+ *
+ * @params[in] Measurement Id to add/mod list
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillMeasIdToAddModList(MeasIdToAddModList_t *measIdList)
+{
+   uint8_t elementCnt;
+   uint8_t measIdIdx;
+
+   elementCnt = 1;
+   measIdList->list.count = elementCnt;
+   measIdList->list.size = measIdList->list.count *sizeof(MeasIdToAddMod_t *);
+
+   CU_ALLOC(measIdList->list.array, measIdList->list.size);
+   if(!measIdList->list.array)
+   {
+      return RFAILED;
+   }
+
+   for(measIdIdx=0; measIdIdx < measIdList->list.count; measIdIdx++)
+   {
+      CU_ALLOC(measIdList->list.array[measIdIdx], sizeof(MeasIdToAddMod_t));
+      if(!measIdList->list.array[measIdIdx])
+      {
+         return RFAILED;
+      }
+
+      measIdIdx=0;
+      measIdList->list.array[measIdIdx]->measId = 1;
+      measIdList->list.array[measIdIdx]->measObjectId = 1;
+      measIdList->list.array[measIdIdx]->reportConfigId = 1;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill s-measurement configuration
+ *
+ * @details
+ *
+ *    Function : fillSMeasConfig
+ *
+ *    Functionality: Fill s-measurement configuration
+ *
+ * @params[in] s-Measurement config
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillSMeasConfig(struct MeasConfigRrc__s_MeasureConfig *sMeasCfg)
+{
+   sMeasCfg->present = MeasConfigRrc__s_MeasureConfig_PR_ssb_RSRP;
+   sMeasCfg->choice.ssb_RSRP = 100; /* Value taken from reference PCAP log */
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill quantity config
+ *
+ * @details
+ *
+ *    Function : fillQunatityConfig
+ *
+ *    Functionality: Fill quantity config
+ *
+ * @params[in] Quantity Config
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillQuantityConfig(QuantityConfig_t *quantityCfg)
+{
+   uint8_t elementCnt = 0;
+   uint8_t quanCfgIdx = 0;
+   QuantityConfigNR_t *quantityCfgNr;
+
+   CU_ALLOC(quantityCfg->quantityConfigNR_List, sizeof(struct QuantityConfig__quantityConfigNR_List));
+   if(!quantityCfg->quantityConfigNR_List)
+   {
+      return RFAILED;
+   }
+
+   elementCnt = 1;
+   quantityCfg->quantityConfigNR_List->list.count = elementCnt;
+   quantityCfg->quantityConfigNR_List->list.size = elementCnt * sizeof(QuantityConfigNR_t *);
+
+   CU_ALLOC(quantityCfg->quantityConfigNR_List->list.array, quantityCfg->quantityConfigNR_List->list.size);
+   if(!quantityCfg->quantityConfigNR_List->list.array)
+   {
+      return RFAILED;
+   }
+
+   for(quanCfgIdx = 0; quanCfgIdx < quantityCfg->quantityConfigNR_List->list.count; quanCfgIdx++)
+   {
+      CU_ALLOC(quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx], sizeof(QuantityConfigNR_t));
+      if(!quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx])
+      {
+         return RFAILED;
+      }
+   }
+
+   quanCfgIdx = 0;
+   quantityCfgNr = quantityCfg->quantityConfigNR_List->list.array[quanCfgIdx];
+
+   /* Quantity Config of Reference signal */
+   CU_ALLOC(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRP, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRP)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRP) = FilterCoefficient_fc4;
+
+   CU_ALLOC(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRQ, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRQ)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRSRQ) = FilterCoefficient_fc4;
+
+   CU_ALLOC(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRS_SINR, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRS_SINR)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigCell.ssb_FilterConfig.filterCoefficientRS_SINR) = FilterCoefficient_fc4;
+
+   /* Quantity Config RS index */
+   CU_ALLOC(quantityCfgNr->quantityConfigRS_Index, sizeof(QuantityConfigRS_t));
+   if(!quantityCfgNr->quantityConfigRS_Index)
+   {
+      return RFAILED;
+   }
+
+   CU_ALLOC(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRP, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRP)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRP) = FilterCoefficient_fc4;
+
+   CU_ALLOC(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRQ, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRQ)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRSRQ) = FilterCoefficient_fc4;
+
+   CU_ALLOC(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRS_SINR, sizeof(FilterCoefficient_t));
+   if(!quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRS_SINR)
+   {
+      return RFAILED;
+   }
+   *(quantityCfgNr->quantityConfigRS_Index->ssb_FilterConfig.filterCoefficientRS_SINR) = FilterCoefficient_fc4;
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill measurement configuration
+ *
+ * @details
+ *
+ *    Function : fillMeasConfig
+ *
+ *    Functionality: Fill measurement configuration
+ *
+ * @params[in] Measurement config
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillMeasConfig(MeasConfigRrc_t *measConfig)
+{
+   /* Measurement object to add/mod list */
+   CU_ALLOC(measConfig->measObjectToAddModList, sizeof(MeasObjectToAddModList_t));
+   if(!measConfig->measObjectToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for measurement object list in fillMeasConfig");
+      return RFAILED;
+   }
+   if(fillMeasObjToAddModList(measConfig->measObjectToAddModList) != ROK)
+   {   
+      DU_LOG("\nERROR  -->  F1AP: Failure in fillMeasObjToAddModList");
+      return RFAILED;
+   }
+
+   /* Report Config To add/mod list */
+   CU_ALLOC(measConfig->reportConfigToAddModList, sizeof(ReportConfigToAddModList_t));
+   if(!measConfig->reportConfigToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for report config list in  fillMeasConfig");
+      return RFAILED;
+   }
+   if(fillReportCfgToAddModList(measConfig->reportConfigToAddModList) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Failure in fillReportCfgToAddModList");
+      return RFAILED;
+   }
+
+   /* Measurement Id to add/mod list */
+   CU_ALLOC(measConfig->measIdToAddModList, sizeof(MeasIdToAddModList_t));
+   if(!measConfig->measIdToAddModList)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for measuerment id list in  fillMeasConfig");
+      return RFAILED;
+   }
+   if(fillMeasIdToAddModList(measConfig->measIdToAddModList) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Failure in fillMeasIdToAddModList");
+      return RFAILED;
+   }
+
+   /* S-Measurement config */
+   CU_ALLOC(measConfig->s_MeasureConfig, sizeof(struct MeasConfigRrc__s_MeasureConfig));
+   if(!measConfig->s_MeasureConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for s measuerment config in  fillMeasConfig");
+      return RFAILED;
+   }
+   if(fillSMeasConfig(measConfig->s_MeasureConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Failure in fillSMeasConfig");
+      return RFAILED;
+   }
+
+   /* Qunatity Config */
+   CU_ALLOC(measConfig->quantityConfig, sizeof(QuantityConfig_t));
+   if(!measConfig->quantityConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Memory allocation failed for quantity config in  fillMeasConfig");
+      return RFAILED;
+   }
+   if(fillQuantityConfig(measConfig->quantityConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP: Failure in fillQuantityConfig");
+      return RFAILED;
+   }
+
+return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill RRC reconfiguration non-critical extension IE
+ *
+ * @details
+ *
+ *    Function : fillRrcReconfigNonCriticalExt
+ *
+ *    Functionality: Fill RRC reconfiguration non-critical extension
+ *
+ * @params[in] RRC Reconfig Non-critical extension
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillRrcReconfigNonCriticalExt(CuUeCb *ueCb, RRCReconfiguration_v1530_IEs_t *rrcRecfg, bool updateAllRbCfg)
+{
+   CU_ALLOC(rrcRecfg->masterCellGroup, sizeof(OCTET_STRING_t));
+   if(!rrcRecfg->masterCellGroup)
+   {
+      return RFAILED;
+   }
+
+   if(fillCellGrpCfg(ueCb, rrcRecfg->masterCellGroup, updateAllRbCfg) != ROK)
+   {
+      return RFAILED;
+   }
+
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill RRC reconfiguration structure
+ *
+ * @details
+ *
+ *    Function : fillRrcReconfig
+ *
+ *    Functionality: Fill RRC reconfiguration
+ *
+ * @params[in] UE Cb
+ *             RRC reconfiguration structure
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillRrcReconfig(CuUeCb *ueCb, RRCReconfiguration_t *rrcReconfig, bool updateAllRbCfg)
+{
+   memset(rrcReconfig, 0, sizeof(RRCReconfiguration_t));
+
+   rrcReconfig->rrc_TransactionIdentifier = 1;
+   rrcReconfig->criticalExtensions.present = RRCReconfiguration__criticalExtensions_PR_rrcReconfiguration;
+
+   CU_ALLOC(rrcReconfig->criticalExtensions.choice.rrcReconfiguration, sizeof(RRCReconfiguration_IEs_t)); 
+   if(!rrcReconfig->criticalExtensions.choice.rrcReconfiguration)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memormy allocation failed for RRC reconfiguration IE in fillRrcReconfig");
+      return RFAILED;
+   }
+
+   /* Radio Bearer Configuration */
+   CU_ALLOC(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig, sizeof(RadioBearerConfig_t));
+   if(!rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memormy allocation failed for radio bearer config in fillRrcReconfig");
+      return RFAILED;
+   }
+   if(fillRadioBearerConfig(ueCb, rrcReconfig->criticalExtensions.choice.rrcReconfiguration->radioBearerConfig, updateAllRbCfg) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Failed to fill radio bearer config in fillRrcReconfig");
+      return RFAILED;
+   }
+
+   /* Measurement Configuration */
+   CU_ALLOC(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig, sizeof(MeasConfigRrc_t));
+   if(!rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memormy allocation failed for Measurement config IE in fillRrcReconfig");
+      return RFAILED;
+   }
+   if(fillMeasConfig(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->measConfig) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Failed to fill measurement config in fillRrcReconfig");
+      return RFAILED;
+   }
+
+   /* Non Critical extension */
+   CU_ALLOC(rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension, sizeof(struct RRCReconfiguration_v1530_IEs));
+   if(!rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memormy allocation failed for non critical extension IE in fillRrcReconfig");
+      return RFAILED;
+   }
+   if(fillRrcReconfigNonCriticalExt(ueCb, rrcReconfig->criticalExtensions.choice.rrcReconfiguration->nonCriticalExtension, updateAllRbCfg) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Failed to fill non critical extension in fillRrcReconfig");
+      return RFAILED;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill RRC reconfiguration Octet string
+ *
+ * @details
+ *
+ *    Function : fillRrcReconfigBuf
+ *
+ *    Functionality: Fill RRC reconfiguration octet string
+ *
+ * @params[in] OCTET_STRING_t buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillRrcReconfigBuf(CuUeCb *ueCb, OCTET_STRING_t  *rrcReconfigBuf, bool updateAllRbCfg)
+{
+   uint8_t          ret = RFAILED;
+   asn_enc_rval_t   encRetVal;
+   RRCReconfiguration_t rrcRecfg, *rrcReconfig = NULLP;
+   rrcReconfig = &rrcRecfg;
+
+   while(true)
+   {
+      if(fillRrcReconfig(ueCb, rrcReconfig, updateAllRbCfg) != ROK)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to fill RRC Reconfiguration in fillRrcReconfigBuf");
+         break; 
+      }
+
+      /* Encode RRC Reconfiguration */
+      xer_fprint(stdout, &asn_DEF_RRCReconfiguration, rrcReconfig);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_RRCReconfiguration, 0, rrcReconfig, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {     
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode RRC Reconfiguration (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }     
+      else  
+      {     
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for RRC Reconfiguration\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }     
+
+      rrcReconfigBuf->size = encBufSize;
+      CU_ALLOC(rrcReconfigBuf->buf, rrcReconfigBuf->size);
+      if(!rrcReconfigBuf->buf)
+      {     
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in fillRrcReconfigBuf");
+         break;
+      }     
+      memcpy(rrcReconfigBuf->buf, encBuf, rrcReconfigBuf->size);
+      ret = ROK;
+      break;
+   }
+
+   freeRrcReconfig(rrcReconfig);
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fill HO preparation information Octet string
+ *
+ * @details
+ *
+ *    Function : fillHOPreparationInfoBuf
+ *
+ *    Functionality: Fill HO preparation information Octet string
+ *
+ * @params[in] HandoverPreparationInformation_t buffer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t fillHOPreparationInfoBuf(CuUeCb *ueCb, HandoverPreparationInformation_t *hoPrepInfoBuf)
+{
+   uint8_t          ret = RFAILED;
+   asn_enc_rval_t   encRetVal;
+   HandoverPreparationInformationRrc_t hoPrepInfo;
+   HandoverPreparationInformationRrc_IEs_t *hoPrepInfoIe;
+
+   while(true)
+   {
+   
+      hoPrepInfo.criticalExtensions.present = HandoverPreparationInformationRrc__criticalExtensions_PR_c1;
+      CU_ALLOC(hoPrepInfo.criticalExtensions.choice.c1, sizeof(struct HandoverPreparationInformationRrc__criticalExtensions__c1));
+      if(!hoPrepInfo.criticalExtensions.choice.c1)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocate memory for c1 in fillHOPreparationInfo");
+         break;
+      }
+      hoPrepInfo.criticalExtensions.choice.c1->present = \
+         HandoverPreparationInformationRrc__criticalExtensions__c1_PR_handoverPreparationInformation;
+      
+      CU_ALLOC(hoPrepInfo.criticalExtensions.choice.c1->choice.handoverPreparationInformation , \
+         sizeof(HandoverPreparationInformationRrc_IEs_t));
+      if(!hoPrepInfo.criticalExtensions.choice.c1->choice.handoverPreparationInformation)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocate memory for handover preparation information IE in fillHOPreparationInfo");
+         break;
+      }
+      hoPrepInfoIe = hoPrepInfo.criticalExtensions.choice.c1->choice.handoverPreparationInformation;
+   
+      /* Fill UE Capability RAT container list */
+      ret = fillUeCapRatContList(&hoPrepInfoIe->ue_CapabilityRAT_List);
+      if(ret != ROK)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to fill UE Capability RAT container list");
+         break;
+      }
+
+      /* Fill Source config */
+      hoPrepInfoIe->sourceConfig = NULLP;
+      CU_ALLOC(hoPrepInfoIe->sourceConfig, sizeof(AS_Config_t));
+      if(!hoPrepInfoIe->sourceConfig)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Failed to allocate memory for source config in fillHOPreparationInfo");
+         return RFAILED;
+      }
+      ret = fillRrcReconfigBuf(ueCb, &hoPrepInfoIe->sourceConfig->rrcReconfiguration, true); 
+
+      hoPrepInfoIe->rrm_Config = NULLP;
+      hoPrepInfoIe->as_Context = NULLP;
+      hoPrepInfoIe->nonCriticalExtension = NULLP;
+
+      /* encode UE Capability RAT Container List into duToCuRrcContainer */
+      xer_fprint(stdout, &asn_DEF_HandoverPreparationInformationRrc, &hoPrepInfo);
+      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_HandoverPreparationInformationRrc, 0, \
+            &hoPrepInfo, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode UE Capability RAT Container (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for UE Capability RAT Container\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      hoPrepInfoBuf->size = encBufSize;
+      CU_ALLOC(hoPrepInfoBuf->buf, hoPrepInfoBuf->size);
+      if(!hoPrepInfoBuf->buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in fillUeCapabilityContainer");
+         break;
+      }
+      memcpy(hoPrepInfoBuf->buf, encBuf, hoPrepInfoBuf->size);
+      ret = ROK;
+      break;
+   }
+   freeHOPreparationInfo(&hoPrepInfo);
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Fills CuToDuContainer 
+ *
+ * @details
+ *
+ *    Function : fillCuToDuContainer
+ *
+ *    Functionality: Fills CuToDuContainer
+ *
+ * @params[in] pointer to CUtoDURRCInformation_t
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ ******************************************************************/
+
+uint8_t fillCuToDuContainer(CuUeCb *ueCb, CUtoDURRCInformation_t *rrcMsg)
+{
+   uint8_t elementCnt = 0;
+   uint8_t ret = ROK;
+   uint8_t idx, idx2, rrcBufLen;
+
+   /* UE Capabulity RAT Container List */
+   CU_ALLOC(rrcMsg->uE_CapabilityRAT_ContainerList, sizeof(UE_CapabilityRAT_ContainerList_t));
+   if(!rrcMsg->uE_CapabilityRAT_ContainerList)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for UE capability RAT container list failed");
+      return RFAILED;
+   }
+   ret = fillUeCapRatContListBuf(rrcMsg->uE_CapabilityRAT_ContainerList);
+
+   CU_ALLOC(rrcMsg->measConfig, sizeof(MeasConfig_t));
+   if(!rrcMsg->measConfig)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation for measurement configuration failed");
+      return RFAILED;
+   }
+   ret = fillMeasTimingConfigBuf(rrcMsg->measConfig);
+
+   if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+   {
+      /* IE extensions */
+      CU_ALLOC(rrcMsg->iE_Extensions, sizeof(ProtocolExtensionContainer_4624P16_t));
+      if(rrcMsg->iE_Extensions)
+      {
+         elementCnt = 2;
+         rrcMsg->iE_Extensions->list.count = elementCnt;
+         rrcMsg->iE_Extensions->list.size = elementCnt * sizeof(CUtoDURRCInformation_ExtIEs_t *);
+
+         /* Initialize the CUtoDURRCInformation_ExtIEs */
+         CU_ALLOC(rrcMsg->iE_Extensions->list.array, rrcMsg->iE_Extensions->list.size);
+
+         if(rrcMsg->iE_Extensions->list.array == NULLP)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Memory allocation for CUtoDURRCInformation_ExtIEs failed");
+            ret = RFAILED;
+         }
+
+         for(idx=0; idx<elementCnt; idx++)
+         {
+            CU_ALLOC(rrcMsg->iE_Extensions->list.array[idx], sizeof(CUtoDURRCInformation_ExtIEs_t));
+            if(rrcMsg->iE_Extensions->list.array[idx] == NULLP)
+            {
+               DU_LOG("\nERROR  -->  F1AP : Memory allocation for array elements failed");
+               ret = RFAILED;
+            }
+         }
+
+         idx = 0;
+
+         /* Cell Group Configuration */
+         rrcMsg->iE_Extensions->list.array[idx]->id = ProtocolIE_ID_id_CellGroupConfig;
+         rrcMsg->iE_Extensions->list.array[idx]->criticality = Criticality_ignore; 
+         rrcMsg->iE_Extensions->list.array[idx]->extensionValue.present  =\
+                                                                          CUtoDURRCInformation_ExtIEs__extensionValue_PR_CellGroupConfig;
+         ret = fillCellGrpCfg(ueCb, &rrcMsg->iE_Extensions->list.array[idx]->extensionValue.choice.CellGroupConfig, true);
+
+         /* Handover Preparation Information */
+         idx++;
+         rrcMsg->iE_Extensions->list.array[idx]->id = ProtocolIE_ID_id_HandoverPreparationInformation; 
+         rrcMsg->iE_Extensions->list.array[idx]->criticality = Criticality_ignore;
+         rrcMsg->iE_Extensions->list.array[idx]->extensionValue.present  = \
+                                                                           CUtoDURRCInformation_ExtIEs__extensionValue_PR_HandoverPreparationInformation;
+         ret = fillHOPreparationInfoBuf(ueCb, &rrcMsg->iE_Extensions->list.array[idx]->extensionValue.choice.HandoverPreparationInformation);
+      }
+   }
+   return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Free CuToDuContainer 
+ *
+ * @details
+ *
+ *    Function : FreeCuToDuInfo
+ *
+ *    Functionality: Free CuToDuContainer
+ *
+ * @params[in] pointer to CUtoDURRCInformation_t
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ ******************************************************************/
+
+void FreeCuToDuInfo(CUtoDURRCInformation_t *rrcMsg)
+{
+   uint8_t idx, idx2;
+
+   if(rrcMsg->uE_CapabilityRAT_ContainerList)
+   {
+      if(rrcMsg->uE_CapabilityRAT_ContainerList->buf)
+         CU_FREE(rrcMsg->uE_CapabilityRAT_ContainerList->buf, rrcMsg->uE_CapabilityRAT_ContainerList->size);      
+      CU_FREE(rrcMsg->uE_CapabilityRAT_ContainerList, sizeof(UE_CapabilityRAT_ContainerList_t));
+   }
+   if(rrcMsg->iE_Extensions)
+   {
+      if(rrcMsg->iE_Extensions->list.array)
+      {
+        for(idx= 0; idx < rrcMsg->iE_Extensions->list.count; idx++)
+        {
+           if(rrcMsg->iE_Extensions->list.array[idx])
+           {
+              switch(rrcMsg->iE_Extensions->list.array[idx]->id)
+              {
+                 case ProtocolIE_ID_id_CellGroupConfig:
+                    if(rrcMsg->iE_Extensions->list.array[idx]->extensionValue.choice.CellGroupConfig.buf != NULLP)
+                    {
+                       CU_FREE(rrcMsg->iE_Extensions->list.array[idx]->extensionValue.choice.CellGroupConfig.buf,\
+                             rrcMsg->iE_Extensions->list.array[idx]->extensionValue.choice.CellGroupConfig.size);
+
+                    }
+                    break;
+                 default:
+                    DU_LOG("\nERROR  -->  F1AP : Invalid Event type %ld at FreeCuToDuInfo()", \
+                          rrcMsg->iE_Extensions->list.array[idx]->id);
+                    break;
+              }
+           }
+           break;
+        }
+        for(idx2 = 0; idx2 < idx; idx2++)
+        {
+           CU_FREE(rrcMsg->iE_Extensions->list.array[idx2], sizeof(CUtoDURRCInformation_ExtIEs_t));
+        }
+        CU_FREE(rrcMsg->iE_Extensions->list.array, rrcMsg->iE_Extensions->list.size);
+
+      }
+
+      CU_FREE(rrcMsg->iE_Extensions, sizeof(ProtocolExtensionContainer_4624P16_t));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Builds and sends the UE Setup Request 
+ *
+ * @details
+ *
+ *    Function : BuildAndSendUeContextSetupReq
+ *
+ *    Functionality: Constructs the UE Setup Request and sends
+ *                   it to the CU through SCTP.
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendUeContextSetupReq(uint32_t duId, CuUeCb *ueCb, uint16_t rrcContLen, uint8_t *rrcContainer)
+{
+   uint8_t   Nrcgiret, SplCellListret, SrbSetupret;
+   uint8_t   ret= RFAILED, ret1;
+   uint8_t   elementCnt;
+   uint8_t   idx, idx1, bufLen, duIdx;
+   uint32_t  spCellId;
+   DuDb      *targetDuDb = NULLP;
+   F1AP_PDU_t          *f1apMsg = NULLP;
+   UEContextSetupRequest_t *ueSetReq = NULLP;
+   asn_enc_rval_t encRetVal;        /* Encoder return value */
+   memset(&encRetVal, 0, sizeof(asn_enc_rval_t));
+
+   while(true)
+   {
+      DU_LOG("\nINFO  -->  F1AP : Building UE Context Setup Request\n");
+
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
+         break;
+      }
+
+      f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
+      CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      if(f1apMsg->choice.initiatingMessage == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for    F1AP-PDU failed");
+         break;
+      }
+
+      f1apMsg->choice.initiatingMessage->procedureCode = ProcedureCode_id_UEContextSetup;
+      f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
+      f1apMsg->choice.initiatingMessage->value.present = InitiatingMessage__value_PR_UEContextSetupRequest;
+
+      ueSetReq = &f1apMsg->choice.initiatingMessage->value.choice.UEContextSetupRequest;
+
+      if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+         elementCnt = 7;
+      else
+         elementCnt = 12;
+      ueSetReq->protocolIEs.list.count = elementCnt;
+      ueSetReq->protocolIEs.list.size = elementCnt * sizeof(UEContextSetupRequestIEs_t *);
+
+      /* Initialize the UESetup members */
+      CU_ALLOC(ueSetReq->protocolIEs.list.array,ueSetReq->protocolIEs.list.size);
+
+      if(ueSetReq->protocolIEs.list.array == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for UE Context SetupRequest failed");
+         break;
+      }
+
+      for(idx1=0; idx1<elementCnt; idx1++)
+      {
+         CU_ALLOC(ueSetReq->protocolIEs.list.array[idx1],sizeof(UEContextSetupRequestIEs_t));
+         if(ueSetReq->protocolIEs.list.array[idx1] == NULLP)
+         {
+            break;
+         }
+      }
+
+      idx = 0;
+
+      /*GNB CU UE F1AP ID*/
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_GNB_CU_UE_F1AP_ID;
+      ueSetReq->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = ueCb->gnbCuUeF1apId;
+
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         /*GNB DU UE F1AP ID*/
+         idx++;
+         ueSetReq->protocolIEs.list.array[idx]->id     = ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
+         ueSetReq->protocolIEs.list.array[idx]->criticality    =       Criticality_ignore;
+         ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_GNB_DU_UE_F1AP_ID;
+         ueSetReq->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = ueCb->gnbDuUeF1apId;
+      }
+
+      /*Special Cell ID*/
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_SpCell_ID;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_NRCGI;
+      if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+      {
+         /* Spec 38.473 Sec 9.2.2.1 : For handover case, this IE shall be considered as target cell. */
+         SEARCH_DU_DB(duIdx, ueCb->hoInfo.targetDuId, targetDuDb);
+         /* Since we are supporting only one cell per DU, accessing 0th index to
+          * get target cell info */
+         spCellId = targetDuDb->cellCb[0].nrCellId;
+      }
+      else
+         spCellId = ueCb->cellCb->nrCellId;
+      Nrcgiret = BuildNrcgi(&ueSetReq->protocolIEs.list.array[idx]->value.choice.NRCGI, spCellId);
+      if(Nrcgiret != ROK)
+      {
+         break;
+      }
+
+      /*Served Cell Index*/
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_ServCellIndex;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_ServCellIndex;
+      ueSetReq->protocolIEs.list.array[idx]->value.choice.ServCellIndex = CELL_INDEX;
+
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         /*CellULConfigured*/
+         idx++;
+         ueSetReq->protocolIEs.list.array[idx]->id     = ProtocolIE_ID_id_SpCellULConfigured;
+         ueSetReq->protocolIEs.list.array[idx]->criticality    =       Criticality_ignore;
+         ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_CellULConfigured;
+         ueSetReq->protocolIEs.list.array[idx]->value.choice.CellULConfigured = CellULConfigured_none;
+      }
+
+      /*CUtoDURRCContainer*/
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_CUtoDURRCInformation;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_CUtoDURRCInformation;
+      if(fillCuToDuContainer(ueCb, &ueSetReq->protocolIEs.list.array[idx]->value.choice.CUtoDURRCInformation))
+      {
+         break;
+      }
+
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         /*Special Cells to be SetupList*/
+         idx++;
+         ueSetReq->protocolIEs.list.array[idx]->id     = ProtocolIE_ID_id_SCell_ToBeSetup_List;
+         ueSetReq->protocolIEs.list.array[idx]->criticality    =       Criticality_ignore;
+         ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_SCell_ToBeSetup_List;
+         SplCellListret = BuildSplCellList(ueCb, &ueSetReq->protocolIEs.list.array[idx]->value.choice.SCell_ToBeSetup_List);
+         if(SplCellListret != ROK)
+         {  
+            break;
+         }
+      }
+
+      /*SRBs To Be Setup List*/
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_SRBs_ToBeSetup_List;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_SRBs_ToBeSetup_List;
+      SrbSetupret = BuildSRBSetup(ueCb, &ueSetReq->protocolIEs.list.array[idx]->value.choice.SRBs_ToBeSetup_List);
+      if(SrbSetupret != ROK)
+      {        
+         break;
+      }
+
+      /*DRBs to Be Setup List*/
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id        = ProtocolIE_ID_id_DRBs_ToBeSetup_List;
+      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_DRBs_ToBeSetup_List;
+      ret1 = BuildDRBSetup(ueCb, &ueSetReq->protocolIEs.list.array[idx]->value.choice.DRBs_ToBeSetup_List);
+      if(ret1 != ROK)
+      {        
+         break;
+      }
+
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         /* RRC Container for security mode */
+         idx++;
+         ueSetReq->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_RRCContainer;
+         ueSetReq->protocolIEs.list.array[idx]->criticality = Criticality_reject;
+         ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_RRCContainer;
+
+         char secModeBuf[9]={0x00, 0x02, 0x22, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00};
+         bufLen =9;
+         ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size = bufLen;
+         CU_ALLOC(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf,
+               ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size);
+         if(!ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Memory allocation for BuildAndSendUeContextSetupReq failed");
+            break;
+         }
+         memset(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, 0, bufLen);
+         memcpy(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, secModeBuf, bufLen);
+
+         /* RRC delivery status request */
+         idx++;
+         ueSetReq->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_RRCDeliveryStatusRequest;
+         ueSetReq->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
+         ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_RRCDeliveryStatusRequest;
+         ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCDeliveryStatusRequest = RRCDeliveryStatusRequest_true;
+      }
+
+      /* GNB-DU UE Aggregate Maximum Bit Rate hardcoded as in reference logs */
+      idx++;
+      ueSetReq->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_GNB_DU_UE_AMBR_UL;
+      ueSetReq->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
+      ueSetReq->protocolIEs.list.array[idx]->value.present = UEContextSetupRequestIEs__value_PR_BitRate;
+
+      char bitRateBuf[4]= {0x3B, 0x37, 0xF4, 0xCD};
+      bufLen = 4;
+      ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.size = bufLen;
+      CU_ALLOC(ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.buf,\
+            ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.size);
+      if(!ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.buf)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Failed to allocate memory for Bit Rate in BuildAndSendUeContextSetupReq()");
+         break;
+      }
+      memset(ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.buf, 0, bufLen);
+      memcpy(ueSetReq->protocolIEs.list.array[idx]->value.choice.BitRate.buf, bitRateBuf, bufLen);
+
+      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+      /* Encode the F1SetupRequest type as APER */
+      memset(encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG( "\nERROR  -->  F1AP : Could not encode UE Context Setup Request structure (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for UE Context Setup Request\n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      /* Sending  msg  */
+      if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, duId)    !=      ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Sending UE Context Setup Request Failed");
+         break;
+      }
+      ret = ROK;
+      break;
+   }
+   FreeUeContextSetupReq(f1apMsg);
+
+   return ret;
+}/* End of BuildAndSendUeContextSetupReq*/
+
+/**********************************************************************
+ * @brief Function to extractTeId received in UE context setup Response 
+ *
+ * @details
+ *
+ *    Function : extractTeId
+ *    
+ *    Functionality:
+ *         - Function to extract TeId
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ **********************************************************************/
+uint8_t extractTeId(DLUPTNLInformation_ToBeSetup_List_t *dlTnlInfo)
+{
+   uint8_t arrIdx = 0;
+   uint32_t teId = 0;
+   GTPTunnel_t *gtpDl = NULLP;
+
+   for(arrIdx =0; arrIdx < dlTnlInfo->list.count; arrIdx++)
+   {
+      if(dlTnlInfo->list.array[arrIdx]->dLUPTNLInformation.present == UPTransportLayerInformation_PR_gTPTunnel)
+      {
+         if(dlTnlInfo->list.array[arrIdx]->dLUPTNLInformation.choice.gTPTunnel != NULLP)
+         {
+            gtpDl = dlTnlInfo->list.array[arrIdx]->dLUPTNLInformation.choice.gTPTunnel;
+            if(gtpDl->gTP_TEID.size > 0)
+            {
+               teIdStringToInt(gtpDl->gTP_TEID.buf, &teId); 
+            }
+            else
+               DU_LOG("\nERROR  -->  EGTP: No TeId received");
+            return(teId);
+         }
+      }
+   }
+   return teId;
+}
+
+/****************************************************************
+ * @brief Function to add Drb tunnels 
+ *
+ * @details
+ *
+ *    Function : addDrbTunnels
+ *    
+ *    Functionality:
+ *         - Function to add Drb tunnels
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t addDrbTunnels(uint8_t teId)
+{
+   uint8_t ret = ROK;
+   EgtpTnlEvt tnlEvt;
+
+   if(teId > MAX_TEID || teId < MIN_TEID)
+   {
+      DU_LOG("\nERROR  -->  EGTP : TEID(%x) OUT Of Range",teId);
+   }
+   memset(&tnlEvt, 0, sizeof(EgtpTnlEvt));
+   tnlEvt.action = EGTP_TNL_MGMT_ADD;
+   tnlEvt.lclTeid = teId;
+   tnlEvt.remTeid = teId;
+   ret = cuEgtpTnlMgmtReq(tnlEvt);
+   if(ret != ROK)
+   {
+      DU_LOG("\nERROR  -->  EGTP : Tunnel management request failed for teId %x", teId);
+   }
+   return ROK;
+}
+
+/****************************************************************
+ * @brief Function to process Drb Setup List 
+ *
+ * @details
+ *
+ *    Function : procDrbSetupList
+ *    
+ *    Functionality:
+ *         - Function to process DRB Setup List
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procDrbSetupList(DRBs_Setup_List_t *drbSetupList)
+{
+   uint8_t arrIdx = 0;
+   uint32_t teId = 0;
+   DRBs_Setup_ItemIEs_t *drbItemIe = NULLP;
+
+   if(drbSetupList != NULLP)
+   {
+      for(arrIdx = 0; arrIdx < drbSetupList->list.count; arrIdx++)
+      {
+         drbItemIe = ((DRBs_Setup_ItemIEs_t *)drbSetupList->list.array[arrIdx]);
+         if(drbItemIe->value.present == DRBs_Setup_ItemIEs__value_PR_DRBs_Setup_Item)
+         {
+            /* extracting teId */
+            teId  = extractTeId(&drbItemIe->value.choice.DRBs_Setup_Item.dLUPTNLInformation_ToBeSetup_List);
+            if(teId > 0)
+            {
+              if(addDrbTunnels(teId)== ROK)
+              {
+                DU_LOG("\nDEBUG  --> EGTP: Tunnel Added for TeId %d", teId);
+              }
+            }
+            else
+               return RFAILED;
+         }
+      }
+   }
+   return ROK;
+}
+
+/****************************************************************
+ * @brief Function to process Ue Context Setup Response 
+ *
+ * @details
+ *
+ *    Function : procUeContextSetupResponse
+ *    
+ *    Functionality:
+ *         - Function to process Ue Context Setup Response
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procUeContextSetupResponse(uint32_t duId, F1AP_PDU_t *f1apMsg)
+{
+   uint8_t duIdx=0, idx, duUeF1apId;
+   DuDb *duDb;
+   CuUeCb *ueCb;
+   UEContextSetupResponse_t *ueCtxtSetupRsp = NULLP;
+
+   SEARCH_DU_DB(duIdx, duId, duDb);
+   ueCtxtSetupRsp = &f1apMsg->choice.successfulOutcome->value.choice.UEContextSetupResponse;
+   
+   for(idx=0; idx < ueCtxtSetupRsp->protocolIEs.list.count; idx++)
+   {
+      switch(ueCtxtSetupRsp->protocolIEs.list.array[idx]->id)
+      {
+          case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+             {
+                duUeF1apId = ueCtxtSetupRsp->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID;
+                ueCb = &duDb->ueCb[duUeF1apId-1];
+                break;
+             }
+          case ProtocolIE_ID_id_DRBs_Setup_List:
+             {
+                /* Adding Tunnels for successful DRB */
+                procDrbSetupList(&ueCtxtSetupRsp->protocolIEs.list.array[idx]->value.choice.DRBs_Setup_List);
+                break; 
+             }
+         case ProtocolIE_ID_id_DUtoCURRCInformation:
+             {
+                DU_LOG("\nINFO  -->  Received Du to Cu RRC Information ");
+                if((extractDuToCuRrcCont(ueCb, ueCtxtSetupRsp->protocolIEs.list.array[idx]->value.choice.\
+                   DUtoCURRCInformation.cellGroupConfig)) != ROK)
+                {
+                   DU_LOG("\nERROR  -->  F1AP: Failed to extract Du to Cu RRC Information ");
+                   return RFAILED;
+                }
+                break;
+             }
+      }
+   }
+   ueCb->f1apMsgDb.dlRrcMsgCount++; /* keeping DL RRC Msg Count */
+   return ROK;
+}
+
+/****************************************************************
+ * @brief Function to process Ul Rrc Msg received from DU 
+ *
+ * @details
+ *
+ *    Function : procUlRrcMsg
+ *
+ *    Functionality:
+ *         - Function to process Ul Rrc Msg received from DU
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t procUlRrcMsg(uint32_t duId, F1AP_PDU_t *f1apMsg)
+{
+   uint8_t idx, ret, srbId, rrcMsgType, duIdx=0;
+   uint8_t cuUeF1apId, duUeF1apId;
+   uint8_t *rrcContainer = NULLP;
+   uint16_t rrcContLen;
+   DuDb     *duDb;
+   CuUeCb   *ueCb;
+   ULRRCMessageTransfer_t *ulRrcMsg = NULLP;
+
+   ret = ROK;
+   SEARCH_DU_DB(duIdx, duId, duDb);
+   ulRrcMsg = &f1apMsg->choice.initiatingMessage->value.choice.ULRRCMessageTransfer;
+
+   for(idx=0; idx < ulRrcMsg->protocolIEs.list.count; idx++)
+   {
+      switch(ulRrcMsg->protocolIEs.list.array[idx]->id)
+      {
+         case ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID:
+            {
+               cuUeF1apId = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID;
+               break;
+            }
+         case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+            {
+               duUeF1apId = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID;
+               break;
+            }
+         case ProtocolIE_ID_id_SRBID:
+            srbId = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.SRBID;
+            break;
+
+         case ProtocolIE_ID_id_RRCContainer:
+            {
+               rrcContLen = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.size;
+               CU_ALLOC(rrcContainer, rrcContLen);
+               if(!rrcContainer)
+               {
+                  DU_LOG("\nERROR  -->  F1AP : Failed to allocated memory in procUlRrcMsg");
+                  return RFAILED;
+               }
+               memcpy(rrcContainer, ulRrcMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, rrcContLen);
+               break;
+            }
+
+         default:
+            DU_LOG("\nERROR  -->  F1AP : Invalid Event %ld", ulRrcMsg->protocolIEs.list.array[idx]->id);
+            break;
+      }
+   }
+
+   if(srbId == 1)
+   {
+      ueCb = &duDb->ueCb[duUeF1apId-1];
+      ueCb->f1apMsgDb.dlRrcMsgCount++;
+      rrcMsgType = setDlRRCMsgType(ueCb);
+      if(rrcMsgType == REGISTRATION_ACCEPT)
+      {
+         DU_LOG("\nINFO  -->  F1AP: Sending DL RRC MSG for RRC Registration Accept"); 
+         ret = BuildAndSendDLRRCMessageTransfer(duId, ueCb, srbId, rrcMsgType);
+      }
+      if(rrcMsgType == UE_CONTEXT_SETUP_REQ)
+      {
+         DU_LOG("\nINFO  -->  F1AP: Sending Ue Context Setup Req"); 
+         ret = BuildAndSendUeContextSetupReq(duId, ueCb, rrcContLen, rrcContainer);
+      }
+      if(rrcMsgType == SECURITY_MODE_COMPLETE)
+      {
+         /* To trigger the DL RRC Msg for RRC Reconfig */
+         ueCb->f1apMsgDb.dlRrcMsgCount++;
+         rrcMsgType = setDlRRCMsgType(ueCb);
+         if(rrcMsgType == RRC_RECONFIG)
+         {
+            DU_LOG("\nINFO  -->  F1AP: Sending DL RRC MSG for RRC Reconfig");
+            BuildAndSendDLRRCMessageTransfer(duId, ueCb, srbId, rrcMsgType);
+         }
+      }
+      if(rrcMsgType == RRC_RECONFIG_COMPLETE)
+      {
+         ueCb->state = UE_ACTIVE;
+         ueCb->f1apMsgDb.dlRrcMsgCount++;
+         rrcMsgType = setDlRRCMsgType(ueCb);
+         if(rrcMsgType == UE_CONTEXT_MOD_REQ)
+         {
+            DU_LOG("\nINFO  -->  F1AP: Sending UE Context Modification Request");
+            BuildAndSendUeContextModificationReq(duId, ueCb, RRC_RECONFIG_COMPLETE_IND);
+         }
+      }
+   }
+   return ret;
+}
+
+/****************************************************************
+ * @brief Build And Send F1ResetAck 
+ *
+ * @details
+ *
+ *    Function : FreeF1ResetAck
+ *
+ *    Functionality:
+ *         - Build And Send  F1ResetRSP
+ *
+ *  @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void FreeF1ResetAck(F1AP_PDU_t *f1apMsg)
+{
+   uint8_t idx;
+   ResetAcknowledge_t *f1ResetAck;
+
+   if(f1apMsg)
+   {
+      if(f1apMsg->choice.successfulOutcome)
+      {
+        f1ResetAck= &f1apMsg->choice.successfulOutcome->value.choice.ResetAcknowledge;
+
+        if(f1ResetAck->protocolIEs.list.array)
+        {
+           for(idx=0; idx<f1ResetAck->protocolIEs.list.count ; idx++)
+           {
+              if(f1ResetAck->protocolIEs.list.array[idx])
+              {
+                 CU_FREE(f1ResetAck->protocolIEs.list.array[idx], sizeof(ResetAcknowledgeIEs_t));
+              }
+           }
+           CU_FREE(f1ResetAck->protocolIEs.list.array, f1ResetAck->protocolIEs.list.size );
+        }
+        CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
+}
+
+/****************************************************************
+ * @brief Build And Send F1ResetAck
+ *
+ * @details
+ *
+ *    Function : BuildAndSendF1ResetAck
+ *
+ *    Functionality:
+ *         - Build And Send  F1ResetRSP
+ *
+ *  @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
+uint8_t BuildAndSendF1ResetAck()
+{
+   uint8_t                idx = 0;
+   uint8_t               elementCnt = 0;
+   uint8_t                ret = RFAILED;
+   F1AP_PDU_t             *f1apMsg = NULL;
+   ResetAcknowledge_t     *f1ResetAck = NULLP;
+   asn_enc_rval_t         encRetVal;
+   DU_LOG("\nINFO  -->  F1AP : Building F1 Reset Acknowledgment \n");
+
+   do{
+      /* Allocate the memory for F1ResetRequest_t */
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
+         break;
+      }
+
+      f1apMsg->present =  F1AP_PDU_PR_successfulOutcome;
+
+      CU_ALLOC(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
+      if(f1apMsg->choice.successfulOutcome == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed");
+         break;
+      }
+
+      f1apMsg->choice.successfulOutcome->procedureCode = ProcedureCode_id_Reset;
+      f1apMsg->choice.successfulOutcome->criticality   = Criticality_reject;
+      f1apMsg->choice.successfulOutcome->value.present = SuccessfulOutcome__value_PR_ResetAcknowledge;
+      f1ResetAck = &f1apMsg->choice.successfulOutcome->value.choice.ResetAcknowledge;
+
+      elementCnt = 1;
+
+      f1ResetAck->protocolIEs.list.count = elementCnt;
+      f1ResetAck->protocolIEs.list.size = elementCnt*sizeof(ResetAcknowledgeIEs_t *);
+
+      CU_ALLOC(f1ResetAck->protocolIEs.list.array, f1ResetAck->protocolIEs.list.size ); 
+      if(f1ResetAck->protocolIEs.list.array == NULLP) 
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1ResetAckIEs failed");
+         break;
+      }
+
+      for(idx=0; idx<elementCnt; idx++)     
+      {
+         CU_ALLOC(f1ResetAck->protocolIEs.list.array[idx], sizeof(ResetAcknowledgeIEs_t));
+         if(f1ResetAck->protocolIEs.list.array[idx] == NULLP)
+         {
+            break;
+         }
+      }
+      /*TransactionID*/
+      idx = 0;
+      f1ResetAck->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID;
+      f1ResetAck->protocolIEs.list.array[idx]->criticality = Criticality_reject;
+      f1ResetAck->protocolIEs.list.array[idx]->value.present = ResetAcknowledgeIEs__value_PR_TransactionID;
+      f1ResetAck->protocolIEs.list.array[idx]->value.choice.TransactionID = TRANS_ID;
+
+      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+      /* Encode the F1SetupRequest type as UPER */
+      memset(encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
+
+      /* Check encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Could not encode F1ResetAck structure (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for F1ResetAck \n");
+         for(int i=0; i< encBufSize; i++)
+         {
+            DU_LOG("%x",encBuf[i]);
+         }
+      }
+
+      /* Sending msg */
+      /* TODO : Hardcoding DU ID to 1 for messages other than F1 Setup Response. This will be made generic in future gerrit */
+      if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, DU_ID) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Sending F1 Reset Response failed");
+         break;
+      }
+
+      ret = ROK;
+      break;
+   }while(true);
+
+   FreeF1ResetAck(f1apMsg);
+   return ret;
+}
+
+void FreeUlTnlInfoforDrb2(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
+{
+   uint8_t arrIdx =0;
+
+   if(ulInfo->list.array)
+   {
+      for(arrIdx=0; arrIdx<ulInfo->list.count ; arrIdx++)
+      {
+         if(ulInfo->list.array[arrIdx])
+        {
+           if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel )
+           {
+              if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf)
+              {
+                 if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf)
+                 {
+                    CU_FREE(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+                    gTP_TEID.buf,ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.\
+                    gTPTunnel->gTP_TEID.size);
+                 }
+                 CU_FREE(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+                 transportLayerAddress.buf,ulInfo->list.array[arrIdx]->\
+                 uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size);
+              }
+              CU_FREE(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel,\
+              sizeof(GTPTunnel_t));
+           }
+           CU_FREE(ulInfo->list.array[arrIdx],sizeof(ULUPTNLInformation_ToBeSetup_Item_t));
+        }
+      }
+      CU_FREE(ulInfo->list.array,ulInfo->list.size);
+   }
+}
+
+/*******************************************************************
+*
+* @brief Deletes the EGTP tunnel
+*
+* @details
+*
+*    Function : deleteEgtpTunnel 
+*
+*    Functionality: Deletes the EGTP tunnel
+*
+* @params[in] uint8_t *buf
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t deleteEgtpTunnel(uint8_t *buf)
+{
+   uint32_t teId = 0;
+   EgtpTnlEvt tnlEvt;
+
+   teIdStringToInt(buf, &teId); 
+   if(teId > MAX_TEID || teId < MIN_TEID)
+   {
+      DU_LOG("\nERROR  -->  EGTP : TEID(%d) OUT Of Range", teId);
+      return RFAILED;
+   }
+   memset(&tnlEvt, 0, sizeof(EgtpTnlEvt));
+   tnlEvt.action = EGTP_TNL_MGMT_DEL;
+   tnlEvt.lclTeid = teId;
+   tnlEvt.remTeid = teId;
+   if((cuEgtpTnlMgmtReq(tnlEvt)) != ROK)
+   {
+      DU_LOG("\nERROR  -->  EGTP : Failed to delete tunnel Id %d", teId);
+   }
+   return ROK;
+}
+
+/*******************************************************************
+*
+* @brief Builds the Uplink Tunnel Info
+*
+* @details
+*
+*    Function : BuildUlTnlInfoforSetupMod 
+*
+*    Functionality: Constructs the UL TnlInfo For DRB list
+*
+* @params[in] ULUPTNLInformation_ToBeSetup_List_t *ulInfo
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t BuildUlTnlInfoforSetupMod(uint8_t ueId, uint8_t drbId, TnlInfo *ulTnlInfo, ULUPTNLInformation_ToBeSetup_List_t *ulInfo, uint8_t actionType)
+{
+   uint8_t arrIdx;
+   uint8_t ulCnt;
+
+   ulCnt = 1;
+   ulInfo->list.count = ulCnt;
+   ulInfo->list.size = ulCnt * sizeof(ULUPTNLInformation_ToBeSetup_Item_t *);
+   CU_ALLOC(ulInfo->list.array,ulInfo->list.size);
+   if(ulInfo->list.array == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildUlTnlInfoforSetupMod");
+      return RFAILED;
+   }
+   for(arrIdx=0; arrIdx<ulCnt; arrIdx++)
+   {
+      CU_ALLOC(ulInfo->list.array[arrIdx],sizeof(ULUPTNLInformation_ToBeSetup_Item_t));
+      if(ulInfo->list.array[arrIdx] == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildUlTnlInfoforSetupMod");
+        return RFAILED;
+      }
+   }
+   
+   arrIdx = 0;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.present = \
+   UPTransportLayerInformation_PR_gTPTunnel;
+   
+   /*GTP TUNNEL*/
+   CU_ALLOC(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel,\
+        sizeof(GTPTunnel_t));
+   if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildUlTnlInfoforSetupMod");
+      return RFAILED;
+   }
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.size        = 4*sizeof(uint8_t);
+   CU_ALLOC(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+        transportLayerAddress.buf,ulInfo->list.array[arrIdx]->\
+        uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size);
+   if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+        transportLayerAddress.buf == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildUlTnlInfoforSetupMod");
+      return RFAILED;
+   }
+   
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.buf[0] = 192;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.buf[1] = 168;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.buf[2] = 130;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.buf[3] = 82;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      transportLayerAddress.bits_unused = 0;
+
+   ulTnlInfo->address[0] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[0];
+   ulTnlInfo->address[1] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[1];
+   ulTnlInfo->address[2] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[2];
+   ulTnlInfo->address[3] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.buf[3];
+   
+   /*GTP TEID*/
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.size\
+      = 4 * sizeof(uint8_t);
+   CU_ALLOC(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+        gTP_TEID.buf,ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.\
+        gTPTunnel->gTP_TEID.size);
+   if(ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf\
+        == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildUlTnlInfoforSetupMod");
+      return RFAILED;
+   }
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      gTP_TEID.buf[0] = 0;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      gTP_TEID.buf[1] = 0;
+   ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+      gTP_TEID.buf[2] = 0;
+   if(actionType == ProtocolIE_ID_id_DRBs_ToBeModified_Item)
+   {
+     /*TODO: DRB context to be stored in CU STUB so that tunnel Id can be easily
+      * fetched based on the Drb Id */
+
+     /*For For UE Id=1, DRB=2 is modified. For UE Id = 2, DRB=5 is modified and so on.*/
+      ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[3]=\
+                                                        (MAX_NUM_DRB_ADDED_PER_UE *(ueId  - 1)) + drbId;
+   }
+   else
+   {
+      ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->\
+        gTP_TEID.buf[3] = cuCb.cuCfgParams.egtpParams.currTunnelId++;
+   }
+
+   ulTnlInfo->teId[0] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[0];
+   ulTnlInfo->teId[1] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[1];
+   ulTnlInfo->teId[2] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[2];
+   ulTnlInfo->teId[3] = ulInfo->list.array[arrIdx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf[3];
+   return ROK;
+}/*End of BuildULTnlInfo*/
+
+/*******************************************************************
+*
+* @brief freeing the DRB item
+*
+* @details
+*
+*    Function : FreeDrbItem 
+*
+*    Functionality: freeing the DRB item
+*
+* @params[in] DRBs_ToBeSetupMod_Item_t *drbItem
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+void FreeDrbItem(DRBs_ToBeSetupMod_Item_t *drbItem)
+{
+   uint8_t arrIdx =0;
+   SNSSAI_t *snssai =NULLP;
+   Flows_Mapped_To_DRB_List_t *flowMap = NULLP;
+
+   drbItem->qoSInformation.present = QoSInformation_PR_choice_extension;
+   switch(drbItem->qoSInformation.present)
+   {
+      case QoSInformation_PR_NOTHING:
+        break;
+      case QoSInformation_PR_eUTRANQoS:
+        {
+           if(drbItem->qoSInformation.choice.eUTRANQoS)
+           {
+              CU_FREE(drbItem->qoSInformation.choice.eUTRANQoS, sizeof(EUTRANQoS_t));
+           }
+           break;
+        }
+      case QoSInformation_PR_choice_extension:
+        {
+           if(drbItem->qoSInformation.choice.choice_extension)
+           {
+              FreeQOSInfo(&drbItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS);
+
+              snssai = &drbItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.sNSSAI;
+              if(snssai->sST.buf)
+              {
+                 CU_FREE(snssai->sST.buf,snssai->sST.size);
+              }
+              if(snssai->sD)
+              {
+                 if(snssai->sD->buf)
+                 {
+                    CU_FREE(snssai->sD->buf,snssai->sD->size);
+                 }
+                 CU_FREE(snssai->sD,sizeof(OCTET_STRING_t));
+              }
+
+              flowMap = &drbItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.flows_Mapped_To_DRB_List;
+              if(flowMap->list.array)
+              {
+                 for(arrIdx=0; arrIdx<flowMap->list.count; arrIdx++)
+                 {
+                    if(flowMap->list.array[arrIdx] )
+                    {
+                       FreeQOSInfo(&flowMap->list.array[arrIdx]->qoSFlowLevelQoSParameters);
+                       CU_FREE(flowMap->list.array[arrIdx],sizeof(Flows_Mapped_To_DRB_Item_t));
+                    }
+                 }
+                 CU_FREE(flowMap->list.array,flowMap->list.size);
+              }
+
+              CU_FREE(drbItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+           }
+           break;
+        }
+
+   }
+   FreeUlTnlInfoforDrb2(&drbItem->uLUPTNLInformation_ToBeSetup_List);
+   if(drbItem->uLConfiguration)
+   {
+      CU_FREE(drbItem->uLConfiguration,sizeof(ULConfiguration_t));
+   }
+}
+
+/*******************************************************************
+*
+* @brief filling the DRB setup Mod item 
+*
+* @details
+*
+*    Function : FillDrbItemToSetupMod 
+*
+*    Functionality: filling the DRB setup Mod item
+*    
+*    
+* @params[in] DRBs_ToBeSetupMod_Item_t *drbItem 
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t FillDrbItemToSetupMod(CuUeCb *ueCb, uint8_t arrIdx, DRBs_ToBeSetupMod_Item_t *drbItem)
+{
+   uint8_t ret = ROK;
+
+   /*Drb Id */
+   drbItem->dRBID = arrIdx + DRB_ID_TO_ADD_MOD;
+   ueCb->drbList[ueCb->numDrb].drbId = drbItem->dRBID;
+   
+   /*qoSInformation*/
+   drbItem->qoSInformation.present = QoSInformation_PR_choice_extension;
+  
+   switch(drbItem->qoSInformation.present)
+   {
+      case QoSInformation_PR_NOTHING:
+      {
+         break;
+      }
+      case QoSInformation_PR_eUTRANQoS:
+      {
+
+        CU_ALLOC(drbItem->qoSInformation.choice.eUTRANQoS, sizeof(EUTRANQoS_t));
+        if(drbItem->qoSInformation.choice.eUTRANQoS)
+        {  
+           DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in FillDrbItemToSetupMod");
+           return RFAILED;
+        }
+        drbItem->qoSInformation.choice.eUTRANQoS->qCI = QCI;
+        drbItem->qoSInformation.choice.eUTRANQoS->allocationAndRetentionPriority.priorityLevel =
+           PriorityLevel_no_priority;
+
+        drbItem->qoSInformation.choice.eUTRANQoS->allocationAndRetentionPriority.pre_emptionCapability =
+           Pre_emptionCapability_may_trigger_pre_emption;
+
+        drbItem->qoSInformation.choice.eUTRANQoS->allocationAndRetentionPriority.pre_emptionVulnerability =
+           Pre_emptionVulnerability_pre_emptable;
+
+        break;
+      }
+      case QoSInformation_PR_choice_extension:
+      {
+        CU_ALLOC(drbItem->qoSInformation.choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+        if(drbItem->qoSInformation.choice.choice_extension == NULLP)
+        {
+           DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in FillDrbItemToSetupMod"); 
+           return RFAILED;
+        }
+
+        drbItem->qoSInformation.choice.choice_extension->id = ProtocolIE_ID_id_DRB_Information;
+        drbItem->qoSInformation.choice.choice_extension->criticality = Criticality_ignore;
+        drbItem->qoSInformation.choice.choice_extension->value.present = QoSInformation_ExtIEs__value_PR_DRB_Information;
+        ret =  BuildQOSInfo(&ueCb->drbList[ueCb->numDrb].qos, &drbItem->qoSInformation.choice.choice_extension->value.choice.DRB_Information.dRB_QoS,\
+           ProtocolIE_ID_id_DRBs_ToBeSetupMod_Item, PDU_SESSION_ID_2, FALSE);
+        if(ret != ROK)
+        {
+           DU_LOG("\nERROR  -->  F1AP : BuildQOSInfo failed");
+           return RFAILED;
+        }
+        
+        /*SNSSAI*/
+        ret = BuildSNSSAI(&ueCb->drbList[ueCb->numDrb], &drbItem->qoSInformation.choice.\
+              choice_extension->value.choice.DRB_Information.sNSSAI, cuCb.snssaiList[1], FALSE);
+        if(ret != ROK)
+        {
+           DU_LOG("\nERROR  -->  F1AP : BuildSNSSAI failed");
+           return RFAILED;
+        }
+        
+        /*Flows mapped to DRB List*/
+         ret = BuildFlowsMap(&ueCb->drbList[ueCb->numDrb], &drbItem->qoSInformation.choice.\
+              choice_extension->value.choice.DRB_Information.flows_Mapped_To_DRB_List,\ 
+          ProtocolIE_ID_id_DRBs_ToBeSetupMod_Item, FALSE);
+        if(ret != ROK)
+        {
+           DU_LOG("\nERROR  -->  F1AP : BuildFlowsMap failed");
+           return RFAILED;
+        }
+      }
+   }
+   
+   /*ULUPTNLInformation To Be Setup List*/
+   ret = BuildUlTnlInfoforSetupMod(ueCb->gnbCuUeF1apId, drbItem->dRBID, &ueCb->drbList[ueCb->numDrb].ulUpTnlInfo, \
+      &drbItem->uLUPTNLInformation_ToBeSetup_List, ProtocolIE_ID_id_DRBs_ToBeSetupMod_Item);
+   if(ret != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildUlTnlInfoforSetupMod failed");
+      return RFAILED;
+   }
+
+   /*RLCMode*/
+   drbItem->rLCMode = RLCMode_rlc_um_bidirectional;
+   ueCb->drbList[ueCb->numDrb].rlcMode = drbItem->rLCMode;
+
+   ueCb->numDrb++;
+   return ROK;
+}
+
+/*******************************************************************
+*
+* @brief Builds the DRB to be Setup Mod ItemIes
+*
+* @details
+*
+*    Function : FillDrbItemList 
+*
+*    Functionality: Constructs the DRB to be Setup Mod Item Ies
+*
+* @params[in] struct DRBs_ToBeSetupMod_ItemIEs *drbItemIe 
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t FillDrbItemList(CuUeCb *ueCb, uint8_t arrIdx, struct DRBs_ToBeSetupMod_ItemIEs *drbItemIe)
+{
+   drbItemIe->id = ProtocolIE_ID_id_DRBs_ToBeSetupMod_Item;
+   drbItemIe->criticality = Criticality_reject;
+   drbItemIe->value.present = DRBs_ToBeSetupMod_ItemIEs__value_PR_DRBs_ToBeSetupMod_Item;
+
+   if(FillDrbItemToSetupMod(ueCb, arrIdx, (&(drbItemIe->value.choice.DRBs_ToBeSetupMod_Item))) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : FillDrbItemToSetupMod failed"); 
+      return RFAILED;
+   }
+   return ROK;
+}
+/*******************************************************************
+*
+* @brief free the DRB to be Setup Mod list
+*
+* @details
+*
+*    Function : FreeDrbToBeSetupModList
+*
+*    Functionality: free the DRB to be Setup Mod list
+*
+* @params[in] DRBs_ToBeSetupMod_List_t *drbSet
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+void FreeDrbToBeSetupModList(DRBs_ToBeSetupMod_List_t *drbSet)
+{
+   uint8_t arrIdx =0;
+   struct DRBs_ToBeSetupMod_ItemIEs *drbItemIe;
+
+   if(drbSet->list.array)
+   {
+      for(arrIdx=0; arrIdx<drbSet->list.count ; arrIdx++)
+      {
+        if(drbSet->list.array[arrIdx] != NULLP)
+        {
+           if(arrIdx == 0)
+           {
+              drbItemIe = (DRBs_ToBeSetupMod_ItemIEs_t *)drbSet->list.array[arrIdx];
+              FreeDrbItem(&(drbItemIe->value.choice.DRBs_ToBeSetupMod_Item));
+           }
+           CU_FREE(drbSet->list.array[arrIdx], sizeof(DRBs_ToBeSetupMod_ItemIEs_t));
+        }
+      }
+      CU_FREE(drbSet->list.array, drbSet->list.size);
+   }
+   
+}
+
+/*******************************************************************
+*
+* @brief Builds the DRB to be Setup Mod list 
+*
+* @details
+*
+*    Function : BuildDrbToBeSetupList 
+*
+*    Functionality: Constructs the DRB to be Setup Mod list
+*
+* @params[in] DRBs_ToBeSetupMod_List_t *drbSet 
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t BuildDrbToBeSetupList(CuUeCb *ueCb, DRBs_ToBeSetupMod_List_t *drbSet)
+{
+   uint8_t ret = ROK;
+   uint8_t arrIdx =0;
+   uint8_t drbCnt =0;
+
+   drbCnt = MAX_DRB_SET_UE_CONTEXT_MOD_REQ;
+   drbSet->list.count = drbCnt;
+   drbSet->list.size = drbCnt * sizeof(DRBs_ToBeSetupMod_ItemIEs_t *);
+   CU_ALLOC(drbSet->list.array, drbSet->list.size);
+   if(drbSet->list.array == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDrbToBeSetupList");
+      return  RFAILED;
+   }
+
+   for(arrIdx=0; arrIdx<drbCnt; arrIdx++)
+   {
+      CU_ALLOC(drbSet->list.array[arrIdx], sizeof(DRBs_ToBeSetupMod_ItemIEs_t));
+      if(drbSet->list.array[arrIdx] == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDrbToBeSetupList for array idx [%d]", arrIdx);
+         return  RFAILED;
+      }
+
+      ret = FillDrbItemList(ueCb, arrIdx, (DRBs_ToBeSetupMod_ItemIEs_t *)drbSet->list.array[arrIdx]);
+      if(ret != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : FillDrbItemList failed");
+      }
+   }
+
+   return ret;
+}
+
+/*******************************************************************
+*
+* @brief Filling the DRB to be modified item 
+*
+* @details
+*
+*    Function : FillDrbToBeModItem
+*
+*    Functionality: filling the DRB to be modified item
+*
+* @params[in] DRBs_ToBeModified_Item_t *drbItem 
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t FillDrbToBeModItem(CuUeCb *ueCb, uint8_t arrIdx, DRBs_ToBeModified_Item_t *drbItem)
+{
+   uint8_t ret = ROK;
+   uint drbIdx=0;
+   DrbInfo *drbToBeMod;
+
+   /*Drb Id */
+   drbItem->dRBID = DRB2 + arrIdx;
+
+   /* Search for DRB ID in CU databse */
+   for(drbIdx = 0; drbIdx < ueCb->numDrb; drbIdx++)
+   {
+      if(ueCb->drbList[drbIdx].drbId == drbItem->dRBID)
+      {
+         drbToBeMod = &ueCb->drbList[drbIdx];
+         break;
+      }
+   }
+
+   /*qoSInformation*/
+   drbItem->qoSInformation = NULLP;
+   CU_ALLOC(drbItem->qoSInformation, sizeof(QoSInformation_t));
+   if(drbItem->qoSInformation != NULLP)
+   {
+      drbItem->qoSInformation->present = QoSInformation_PR_choice_extension;
+
+      switch(drbItem->qoSInformation->present)
+      {
+         case QoSInformation_PR_NOTHING:
+            {
+               break;
+            }
+         case QoSInformation_PR_eUTRANQoS:
+            {
+
+               CU_ALLOC(drbItem->qoSInformation->choice.eUTRANQoS, sizeof(EUTRANQoS_t));
+               if(drbItem->qoSInformation->choice.eUTRANQoS)
+               {  
+                  DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in FillDrbToBeModItem");
+                  return RFAILED;
+               }
+               drbItem->qoSInformation->choice.eUTRANQoS->qCI = QCI;
+               drbItem->qoSInformation->choice.eUTRANQoS->allocationAndRetentionPriority.priorityLevel =
+                  PriorityLevel_no_priority;
+
+               drbItem->qoSInformation->choice.eUTRANQoS->allocationAndRetentionPriority.pre_emptionCapability =
+                  Pre_emptionCapability_may_trigger_pre_emption;
+
+               drbItem->qoSInformation->choice.eUTRANQoS->allocationAndRetentionPriority.pre_emptionVulnerability =
+                  Pre_emptionVulnerability_pre_emptable;
+
+               break;
+            }
+         case QoSInformation_PR_choice_extension:
+            {
+               CU_ALLOC(drbItem->qoSInformation->choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+               if(drbItem->qoSInformation->choice.choice_extension == NULLP)
+               {
+                  DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in FillDrbItemToSetupMod"); 
+                  return RFAILED;
+               }
+
+               drbItem->qoSInformation->choice.choice_extension->id = ProtocolIE_ID_id_DRB_Information;
+               drbItem->qoSInformation->choice.choice_extension->criticality = Criticality_ignore;
+               drbItem->qoSInformation->choice.choice_extension->value.present = QoSInformation_ExtIEs__value_PR_DRB_Information;
+               ret =  BuildQOSInfo(&drbToBeMod->qos, &drbItem->qoSInformation->choice.choice_extension->value.choice.DRB_Information.dRB_QoS,\
+                     ProtocolIE_ID_id_DRBs_ToBeModified_Item, INVALID_PDU_SESSION_ID, FALSE);
+               if(ret != ROK)
+               {
+                  DU_LOG("\nERROR  -->  F1AP : BuildQOSInfo failed");
+                  return RFAILED;
+               }
+
+               /*SNSSAI*/
+               ret = BuildSNSSAI(drbToBeMod, &drbItem->qoSInformation->choice.\
+                     choice_extension->value.choice.DRB_Information.sNSSAI, cuCb.snssaiList[0], FALSE);
+               if(ret != ROK)
+               {
+                  DU_LOG("\nERROR  -->  F1AP : BuildSNSSAI failed");
+                  return RFAILED;
+               }
+
+               /*Flows mapped to DRB List*/
+               ret = BuildFlowsMap(drbToBeMod, &drbItem->qoSInformation->choice.\
+                     choice_extension->value.choice.DRB_Information.flows_Mapped_To_DRB_List,\
+                     ProtocolIE_ID_id_DRBs_ToBeModified_Item, FALSE);
+               if(ret != ROK)
+               {
+                  DU_LOG("\nERROR  -->  F1AP : BuildFlowsMap failed");
+                  return RFAILED;
+               }
+            }
+      }
+   }/* End of QoS */
+
+   /*ULUPTNLInformation To Be Setup List*/
+   ret = BuildUlTnlInfoforSetupMod(ueCb->gnbCuUeF1apId, drbItem->dRBID, &drbToBeMod->ulUpTnlInfo, &drbItem->uLUPTNLInformation_ToBeSetup_List,\
+            ProtocolIE_ID_id_DRBs_ToBeModified_Item);
+   if(ret != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : BuildUlTnlInfoforSetupMod failed");
+      return RFAILED;
+   }
+   return ROK;
+}
+
+/*******************************************************************
+*
+* @brief Builds the DRB to be modified Item IE
+*
+* @details
+*
+*    Function : FillDrbToBeModItemList
+*
+*    Functionality: Constructs the DRB to be modified Mod Item Ies
+*
+* @params[in] struct DRBs_ToBeModified_ItemIEs *drbItemIe
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t FillDrbToBeModItemList(CuUeCb *ueCb, uint8_t arrIdx, struct DRBs_ToBeModified_ItemIEs *drbItemIe)
+{
+   drbItemIe->id = ProtocolIE_ID_id_DRBs_ToBeModified_Item;
+   drbItemIe->criticality = Criticality_reject;
+   drbItemIe->value.present = DRBs_ToBeModified_ItemIEs__value_PR_DRBs_ToBeModified_Item;
+   if(FillDrbToBeModItem(ueCb, arrIdx, &(drbItemIe->value.choice.DRBs_ToBeModified_Item)) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : FillDrbToBeModItem failed"); 
+      return RFAILED;
+   }
+
+   return ROK;
+}
+
+/*******************************************************************
+*
+* @brief Builds the DRB to be modified list 
+*
+* @details
+*
+*    Function : BuildDrbToBeModList 
+*
+*    Functionality: Constructs the DRB to be modified list
+*
+* @params[in] DRBs_ToBeModified_List_t *drbSet 
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+uint8_t BuildDrbToBeModifiedList(CuUeCb *ueCb, DRBs_ToBeModified_List_t *drbSet)
+{
+   uint8_t ret = ROK;
+   uint8_t arrIdx =0;
+   uint8_t drbCnt =0;
+
+   drbCnt = MAX_DRB_MODIFIED_UE_MOD_REQ;
+   drbSet->list.count = drbCnt;
+   drbSet->list.size = drbCnt * sizeof(DRBs_ToBeModified_ItemIEs_t *);
+   CU_ALLOC(drbSet->list.array, drbSet->list.size);
+   if(drbSet->list.array == NULLP)
+   {
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDrbToBeModifiedList");
+      return  RFAILED;
+   }
+   for(arrIdx=0; arrIdx<drbCnt; arrIdx++)
+   {
+      CU_ALLOC(drbSet->list.array[arrIdx], sizeof(DRBs_ToBeModified_ItemIEs_t));
+      if(drbSet->list.array[arrIdx] == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation failed in BuildDrbToBeSetupList");
+         return  RFAILED;
+      }
+
+      ret = FillDrbToBeModItemList(ueCb, arrIdx, (DRBs_ToBeModified_ItemIEs_t *)drbSet->list.array[arrIdx]);
+      if(ret != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : FillDrbToBeModItemList failed");
+      }
+   }
+
+   return ret;
+}
+
+/*******************************************************************
+*
+* @brief freeing the DRB  item
+*
+* @details
+*
+*    Function : FreeModifiedDrbItem
+*
+*    Functionality: freeing the DRB 2 item
+*
+* @params[in] DRBs_ToBeSetupMod_Item_t *drbItem
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+
+void FreeModifiedDrbItem(DRBs_ToBeModified_Item_t *drbItem)
+{
+   uint8_t arrIdx =0;
+   SNSSAI_t *snssai =NULLP;
+   Flows_Mapped_To_DRB_List_t *flowMap = NULLP;
+
+   if(drbItem->qoSInformation != NULLP)
+   { 
+      switch(drbItem->qoSInformation->present)
+      {
+         case QoSInformation_PR_NOTHING:
+            break;
+         case QoSInformation_PR_eUTRANQoS:
+            {
+               if(drbItem->qoSInformation->choice.eUTRANQoS)
+               {
+                  CU_FREE(drbItem->qoSInformation->choice.eUTRANQoS, sizeof(EUTRANQoS_t));
+               }
+               break;
+            }
+         case QoSInformation_PR_choice_extension:
+            {
+               if(drbItem->qoSInformation->choice.choice_extension)
+               {
+                  FreeQOSInfo(&drbItem->qoSInformation->choice.choice_extension->value.choice.DRB_Information.dRB_QoS);
+
+                  snssai = &drbItem->qoSInformation->choice.choice_extension->value.choice.DRB_Information.sNSSAI;
+                  if(snssai->sST.buf)
+                  {
+                     CU_FREE(snssai->sST.buf,snssai->sST.size);
+                  }
+                  if(snssai->sD)
+                  {
+                     if(snssai->sD->buf)
+                     {
+                        CU_FREE(snssai->sD->buf,snssai->sD->size);
+                     }
+                     CU_FREE(snssai->sD,sizeof(OCTET_STRING_t));
+                  }
+
+                  flowMap = &drbItem->qoSInformation->choice.choice_extension->value.choice.DRB_Information.flows_Mapped_To_DRB_List;
+                  if(flowMap->list.array)
+                  {
+                     for(arrIdx=0; arrIdx<flowMap->list.count; arrIdx++)
+                     {
+                        if(flowMap->list.array[arrIdx] )
+                        {
+                           FreeQOSInfo(&flowMap->list.array[arrIdx]->qoSFlowLevelQoSParameters);
+                           CU_FREE(flowMap->list.array[arrIdx],sizeof(Flows_Mapped_To_DRB_Item_t));
+                        }
+                     }
+                     CU_FREE(flowMap->list.array,flowMap->list.size);
+                  }
+
+                  CU_FREE(drbItem->qoSInformation->choice.choice_extension,sizeof(QoSInformation_ExtIEs_t));
+               }
+               break;
+            }
+      }
+   }
+   FreeUlTnlInfoforDrb2(&drbItem->uLUPTNLInformation_ToBeSetup_List);
+   if(drbItem->uLConfiguration)
+   {
+      CU_FREE(drbItem->uLConfiguration,sizeof(ULConfiguration_t));
+   }
+}
+
+/*******************************************************************
+*
+* @brief free the DRB to be modfified list
+*
+* @details
+*
+*    Function : FreeDrbToBeModifiedList
+*
+*    Functionality: free the DRB to be Setup Mod list
+*
+* @params[in] FreeDrbToBeModifiedList_t *drbSet
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+void FreeDrbToBeModifiedList(DRBs_ToBeModified_List_t *drbSet)
+{
+   uint8_t arrIdx =0;
+   struct DRBs_ToBeModified_ItemIEs *drbItemIe;
+
+   if(drbSet->list.array)
+   {
+      for(arrIdx=0; arrIdx<drbSet->list.count ; arrIdx++)
+      {
+         if(drbSet->list.array[arrIdx] != NULLP)
+         {
+            drbItemIe = (struct DRBs_ToBeModified_ItemIEs *)drbSet->list.array[arrIdx];
+            FreeModifiedDrbItem(&(drbItemIe->value.choice.DRBs_ToBeModified_Item));
+            CU_FREE(drbSet->list.array[arrIdx], sizeof(DRBs_ToBeModified_ItemIEs_t));
+         }
+      }
+      CU_FREE(drbSet->list.array, drbSet->list.size);
+   }
+
+}
+
+/*******************************************************************
+ *
+ * @brief  free the UeContextModification Request 
+ *
+ * @details
+ *
+ *    Function : FreeUeContextModicationRequest 
+ *
+ *    Functionality : deallocation of memory allocated in UeContextModiification
+ request
+ *
+ * @params[in] F1AP_PDU_t *f1apMsg 
+ *
+ * @return void 
+*
+* ****************************************************************/
+void FreeUeContextModicationRequest(F1AP_PDU_t *f1apMsg)
+{
+   uint8_t arrIdx =0 , ieId=0; 
+   UEContextModificationRequest_t *UeContextModifyReq = NULLP;
+
+   if(f1apMsg)
+   {
+      if(f1apMsg->choice.initiatingMessage)
+      {
+         UeContextModifyReq =&f1apMsg->choice.initiatingMessage->value.choice.UEContextModificationRequest;
+         if(UeContextModifyReq->protocolIEs.list.array)
+         {
+            for( arrIdx = 0 ; arrIdx<UeContextModifyReq->protocolIEs.list.count ; arrIdx++)
+            {
+               if(UeContextModifyReq->protocolIEs.list.array[arrIdx])
+               {
+                  ieId = UeContextModifyReq->protocolIEs.list.array[arrIdx]->id;
+                  switch(ieId)
+                  {
+                     case ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID:
+                        break;
+                     case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+                        break;
+                     case ProtocolIE_ID_id_DRBs_ToBeSetupMod_List:
+                        {
+                           FreeDrbToBeSetupModList(&UeContextModifyReq->protocolIEs.list.array[arrIdx]->value.\
+                                 choice.DRBs_ToBeSetupMod_List);
+                           break;
+                        }
+                     case ProtocolIE_ID_id_DRBs_ToBeModified_List:
+                        {
+                           FreeDrbToBeModifiedList(&UeContextModifyReq->protocolIEs.list.array[arrIdx]->value.\
+                                 choice.DRBs_ToBeSetupMod_List);
+                           break;
+                        }
+
+                  }
+                  CU_FREE(UeContextModifyReq->protocolIEs.list.array[arrIdx], sizeof(UEContextModificationRequest_t));
+               }         
+            }
+            CU_FREE(UeContextModifyReq->protocolIEs.list.array, UeContextModifyReq->protocolIEs.list.size);
+         }
+         CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Builds the Ue Context Modification Req 
+ *
+ * @details
+ *
+ *    Function : BuildAndSendUeContextModificationReq 
+ *
+ *    Functionality: Constructs the Ue Context Modification Req
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendUeContextModificationReq(uint32_t duId, void *cuUeCb, UeCtxtModAction action)
+{
+   uint8_t    ieIdx = 0;
+   uint8_t    elementCnt = 0;
+   uint8_t    ret = RFAILED;
+   CuUeCb     *ueCb = (CuUeCb *)cuUeCb;
+   F1AP_PDU_t *f1apMsg = NULLP;
+   UEContextModificationRequest_t *ueContextModifyReq = NULLP;
+
+   asn_enc_rval_t         encRetVal;
+   DU_LOG("\nINFO  -->  F1AP : Building Ue context modification request\n");
+
+   while(1)
+   {
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed Ue context modification");
+         break;
+      }
+
+      f1apMsg->present =  F1AP_PDU_PR_initiatingMessage;
+
+      CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      if(f1apMsg->choice.initiatingMessage == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for F1AP-PDU failed Ue context modification");
+         break;
+      }
+      f1apMsg->choice.initiatingMessage->procedureCode = ProcedureCode_id_UEContextModification;
+      f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
+      f1apMsg->choice.initiatingMessage->value.present = InitiatingMessage__value_PR_UEContextModificationRequest;
+
+      ueContextModifyReq =&f1apMsg->choice.initiatingMessage->value.choice.UEContextModificationRequest;
+
+      if(action == MODIFY_UE)
+         elementCnt = 4;
+      else if(action == QUERY_CONFIG)
+         elementCnt = 3;
+      else if(action == RRC_RECONFIG_COMPLETE_IND)
+         elementCnt = 3;
+      ueContextModifyReq->protocolIEs.list.count = elementCnt;
+      ueContextModifyReq->protocolIEs.list.size = elementCnt*sizeof(UEContextModificationRequest_t *);
+
+      /* Initialize the UE context modification members */
+      CU_ALLOC(ueContextModifyReq->protocolIEs.list.array, ueContextModifyReq->protocolIEs.list.size);
+      if(ueContextModifyReq->protocolIEs.list.array == NULLP)
+      { 
+         DU_LOG("\nERROR  -->  F1AP : Memory allocation for UE context modifcation Request failed");
+         break;
+      }
+
+      for(ieIdx=0 ; ieIdx<elementCnt; ieIdx++)
+      {
+         CU_ALLOC(ueContextModifyReq->protocolIEs.list.array[ieIdx], sizeof(UEContextModificationRequest_t));
+         if(ueContextModifyReq->protocolIEs.list.array[ieIdx] == NULLP)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Memory allocation for UE context modifcation Request failed");
+            break;
+         }
+      }
+
+      ieIdx=0;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present = \
+                                                                         UEContextModificationRequestIEs__value_PR_GNB_CU_UE_F1AP_ID;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_CU_UE_F1AP_ID = ueCb->gnbCuUeF1apId;
+
+      ieIdx++;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present=\
+                                                                       UEContextModificationRequestIEs__value_PR_GNB_DU_UE_F1AP_ID;
+      ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_UE_F1AP_ID = ueCb->gnbDuUeF1apId;
+
+      if(action == MODIFY_UE)
+      {
+         /* DRB to be setup list */
+         ieIdx++;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_DRBs_ToBeSetupMod_List;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present =\
+                                                                           UEContextModificationRequestIEs__value_PR_DRBs_ToBeSetupMod_List;
+         ret = BuildDrbToBeSetupList(ueCb, &(ueContextModifyReq->protocolIEs.list.array[ieIdx]->\
+                  value.choice.DRBs_ToBeSetupMod_List));
+
+         /* DRB to be modified list */
+         ieIdx++;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_DRBs_ToBeModified_List;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present =\
+                                                                           UEContextModificationRequestIEs__value_PR_DRBs_ToBeModified_List;
+         ret = BuildDrbToBeModifiedList(ueCb, &(ueContextModifyReq->protocolIEs.list.array[ieIdx]->\
+                  value.choice.DRBs_ToBeModified_List));
+
+         /* TODO: DRB to be release list */
+
+         if(ret != ROK)
+         {
+            break;
+         }
+      }
+      else if(action == QUERY_CONFIG)
+      {
+         ieIdx++;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_GNB_DUConfigurationQuery;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present = \
+            UEContextModificationRequestIEs__value_PR_GNB_DUConfigurationQuery;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DUConfigurationQuery = GNB_DUConfigurationQuery_true;
+      }
+      else if(action == RRC_RECONFIG_COMPLETE_IND)
+      {
+         ieIdx++;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_RRCReconfigurationCompleteIndicator;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.present = \
+            UEContextModificationRequestIEs__value_PR_RRCReconfigurationCompleteIndicator;
+         ueContextModifyReq->protocolIEs.list.array[ieIdx]->value.choice.RRCReconfigurationCompleteIndicator = \
+            RRCReconfigurationCompleteIndicator_true;
+      }
+
+      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+      /* Encode the F1SetupRequest type as APER */
+      memset(encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Could not encode ueContextModifyReq structure (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encodedbuffer for ueContextModifyReq\n");
+         for(ieIdx=0; ieIdx< encBufSize; ieIdx++)
+         {
+            DU_LOG("%x",encBuf[ieIdx]);
+         }
+      }
+
+      /* TODO : Hardcoding DU ID to 1 for messages other than F1 Setup Response. This will be made generic in future gerrit */
+      if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, duId) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Sending Ue context modification request  failed");
+         break;
+      }
+
+      ret = ROK;
+      break;
+
+   }
+   FreeUeContextModicationRequest(f1apMsg);
+   return ret;
+}
+
+/*****************************************************************i
+ *
+* @brief Free memory allocated for UE Context Release Command  
+*
+* @details
+*
+*    Function : FreeUeContextReleaseCommand
+*
+*    Functionality:
+*         - Free memory allocated for UE Context Release Command 
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return void
+*
+* *************************************************************/
+void FreeUeContextReleaseCommand(F1AP_PDU_t *f1apMsg)
+{
+   uint8_t ieIdx;
+   UEContextReleaseCommand_t *ueReleaseCommand = NULLP;
+
+   if(f1apMsg)
+   {
+      if(f1apMsg->choice.initiatingMessage)
+      {
+         ueReleaseCommand =&f1apMsg->choice.initiatingMessage->value.choice.UEContextReleaseCommand;
+         if(ueReleaseCommand->protocolIEs.list.array)
+         {
+            for(ieIdx=0 ; ieIdx<ueReleaseCommand->protocolIEs.list.count; ieIdx++)
+            {
+               CU_FREE(ueReleaseCommand->protocolIEs.list.array[ieIdx], sizeof(UEContextReleaseCommand_t));
+            }
+            CU_FREE(ueReleaseCommand->protocolIEs.list.array, ueReleaseCommand->protocolIEs.list.size);
+         }
+         CU_FREE(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Builds the Ue Context Release Command 
+ *
+ * @details
+*
+*    Function : BuildAndSendUeContextReleaseCommand
+*
+*    Functionality: Constructs the Ue Context Release Command 
+*
+* @params[in]
+*
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t BuildAndSendUeContextReleaseCommand(uint32_t duId, uint8_t cuUeF1apId, uint8_t duUeF1apId)
+{
+   bool       memAllocFailed = false;
+   uint8_t  duIdx = 0, ieIdx = 0,elementCnt = 0, ret = RFAILED, bufLen=0;
+   DuDb *duDb;
+   CuUeCb *ueCb;
+   F1AP_PDU_t *f1apMsg = NULLP;
+   UEContextReleaseCommand_t *ueContextReleaseCommand = NULLP;
+
+   asn_enc_rval_t         encRetVal;
+   DU_LOG("\nINFO  -->  F1AP : Building Ue context release command\n");
+
+   while(true)
+   {
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildAndSendUeContextReleaseCommand(): Memory allocation for F1AP-PDU");
+         break;
+      }
+
+      f1apMsg->present =  F1AP_PDU_PR_initiatingMessage;
+
+      CU_ALLOC(f1apMsg->choice.initiatingMessage, sizeof(InitiatingMessage_t));
+      if(f1apMsg->choice.initiatingMessage == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildAndSendUeContextReleaseCommand(): Memory allocation for F1AP-PDU failed ");
+         break;
+      }
+      f1apMsg->choice.initiatingMessage->procedureCode = ProcedureCode_id_UEContextRelease;
+      f1apMsg->choice.initiatingMessage->criticality = Criticality_reject;
+      f1apMsg->choice.initiatingMessage->value.present = InitiatingMessage__value_PR_UEContextReleaseCommand;
+
+      ueContextReleaseCommand =&f1apMsg->choice.initiatingMessage->value.choice.UEContextReleaseCommand;
+
+      SEARCH_DU_DB(duIdx, duId, duDb); 
+      ueCb = &duDb->ueCb[duUeF1apId-1];
+      if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+         elementCnt = 3;
+      else
+         elementCnt = 4;
+     
+      ueContextReleaseCommand->protocolIEs.list.count = elementCnt;
+      ueContextReleaseCommand->protocolIEs.list.size = elementCnt*sizeof(UEContextReleaseCommand_t*);
+
+      /* Initialize the UE context modification members */
+      CU_ALLOC(ueContextReleaseCommand->protocolIEs.list.array, ueContextReleaseCommand->protocolIEs.list.size);
+      if(ueContextReleaseCommand->protocolIEs.list.array == NULLP)
+      {
+         DU_LOG("\nERROR  -->  F1AP : BuildAndSendUeContextReleaseCommand():Memory allocation failed");
+         break;
+      }
+
+      for(ieIdx=0 ; ieIdx<elementCnt; ieIdx++)
+      {
+         CU_ALLOC(ueContextReleaseCommand->protocolIEs.list.array[ieIdx], sizeof(UEContextReleaseCommand_t));
+         if(ueContextReleaseCommand->protocolIEs.list.array[ieIdx] == NULLP)
+         {
+            DU_LOG("\nERROR  -->  F1AP : BuildAndSendUeContextReleaseCommand(): Memory allocation failed ");
+            memAllocFailed = true;  
+            break;
+         }
+      }
+      
+      if(memAllocFailed == true)
+      {
+         break;
+      }
+
+      ieIdx=0;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.present = \
+      UEContextReleaseCommandIEs__value_PR_GNB_CU_UE_F1AP_ID;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.GNB_CU_UE_F1AP_ID =cuUeF1apId;
+
+      ieIdx++;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->criticality = Criticality_reject;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.present=\
+      UEContextReleaseCommandIEs__value_PR_GNB_DU_UE_F1AP_ID;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_UE_F1AP_ID =duUeF1apId;
+
+      /* Cause of UE context release */
+      ieIdx++;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_Cause;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->criticality = Criticality_ignore;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.present=\
+                                                                            UEContextReleaseCommandIEs__value_PR_Cause;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.Cause.present = Cause_PR_radioNetwork;
+      ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.Cause.choice.radioNetwork=\
+                                                                                                     CauseRadioNetwork_normal_release;
+      if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+      {
+         /* RRC Container for RRC release */
+         ieIdx++;
+         ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->id = ProtocolIE_ID_id_RRCContainer;
+         ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->criticality = Criticality_ignore;
+         ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.present = \
+                                                                                 UEContextReleaseCommandIEs__value_PR_RRCContainer;
+         char secModeBuf[7]={ 0x00, 0x05, 0x13, 0x00, 0x00, 0x00, 0x00};
+         bufLen =7;
+         ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.size = bufLen;
+         CU_ALLOC(ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.buf,
+               ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.size);
+         if(!ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.buf)
+         {
+            DU_LOG("\nERROR  -->  F1AP : Memory allocation for BuildAndSendUeContextReleaseCommand failed");
+            break;
+         }
+         memset(ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.buf, 0, bufLen);
+         memcpy(ueContextReleaseCommand->protocolIEs.list.array[ieIdx]->value.choice.RRCContainer.buf, secModeBuf, bufLen);
+      }
+      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+      /* Encode the UE Context Release Command type as APER */
+      memset(encBuf, 0, ENC_BUF_MAX_LEN);
+      encBufSize = 0;
+      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
+            encBuf);
+
+      /* Encode results */
+      if(encRetVal.encoded == ENCODE_FAIL)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Could not encode Release Command structure (at %s)\n",\
+               encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
+         break;
+      }
+      else
+      {
+         DU_LOG("\nDEBUG  -->  F1AP : Created APER encoded buffer for Ue Context Release Command\n");
+         for(ieIdx=0; ieIdx< encBufSize; ieIdx++)
+         {
+            DU_LOG("%x",encBuf[ieIdx]);
+         }
+      }
+
+      /* TODO : Hardcoding DU ID to 1 for messages other than F1 Setup Response. This will be made generic in future gerrit */
+      if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL, duId) != ROK)
+      {
+         DU_LOG("\nERROR  -->  F1AP : Sending Ue context Release Command failed");
+         break;
+      }
+
+      ret = ROK;
+      break;
+
+   }
+   FreeUeContextReleaseCommand(f1apMsg);
+   return ret;
+}
+/*******************************************************************
+*
+* @brief process Ue context release request 
+*
+* @details
+*
+*    Function : procUeContextReleaseReq 
+*
+*    Functionality:
+*         - process Ue context release request 
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t procUeContextReleaseReq(uint32_t duId, F1AP_PDU_t *f1apMsg) 
+{
+   uint8_t ieIdx=0, duUeF1apId=0,cuUeF1apId=0;
+
+   UEContextReleaseRequest_t *ueReleaseReq = NULLP;
+   ueReleaseReq = &f1apMsg->choice.initiatingMessage->value.choice.UEContextReleaseRequest;
+   
+   for(ieIdx=0; ieIdx < ueReleaseReq->protocolIEs.list.count; ieIdx++)
+   {
+      switch(ueReleaseReq->protocolIEs.list.array[ieIdx]->id)
+      {
+         case ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID:
+            {
+               cuUeF1apId = ueReleaseReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_CU_UE_F1AP_ID;
+               break;
+            }
+         case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+            {
+               duUeF1apId = ueReleaseReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_UE_F1AP_ID;
+               break;
+            }
+         default:
+              break;
+      }
+   }
+
+   if(BuildAndSendUeContextReleaseCommand(duId, cuUeF1apId, duUeF1apId) != ROK)
+   {
+      DU_LOG("\nERROR  -->  F1AP : procUeContextReleaseReq(): Failed to build Ue Context Release Command ");
+      return RFAILED;
+   }
+   return ROK;
+}
+/*******************************************************************
+*
+* @brief processing of Gnb-DU config update 
+*
+* @details
+*
+*    Function : procGnbDuUpdate 
+*
+*    Functionality:
+*         - processing of Gnb-DU config update 
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t procGnbDuUpdate(uint32_t duId, F1AP_PDU_t *f1apMsg)
+{
+   bool cellToBeDelete = false;
+   uint8_t ieIdx = 0, ueIdx = 0, duIdx = 0, cellIdx=0;
+   uint16_t nrCellId;
+   DuDb *duDb;
+   CuCellCb *cellCb;
+   GNBDUConfigurationUpdate_t *duCfgUpdate = NULLP;
+
+   duCfgUpdate = &f1apMsg->choice.initiatingMessage->value.choice.GNBDUConfigurationUpdate;
+   for(ieIdx=0; ieIdx < duCfgUpdate->protocolIEs.list.count; ieIdx++)
+   {
+      switch(duCfgUpdate->protocolIEs.list.array[ieIdx]->id)
+      {
+         case ProtocolIE_ID_id_TransactionID:
+            break;
+         case ProtocolIE_ID_id_Served_Cells_To_Modify_List:
+            break;
+         case ProtocolIE_ID_id_Served_Cells_To_Delete_List:
+            {
+               struct Served_Cells_To_Delete_ItemIEs *deleteItemIe = \
+                  (struct Served_Cells_To_Delete_ItemIEs *)duCfgUpdate->protocolIEs.list.array[ieIdx]->value.choice.\
+                  Served_Cells_To_Delete_List.list.array[0];
+               nrCellId = deleteItemIe->value.choice.Served_Cells_To_Delete_Item.oldNRCGI.nRCellIdentity.buf[4] >>\
+                  deleteItemIe->value.choice.Served_Cells_To_Delete_Item.oldNRCGI.nRCellIdentity.bits_unused;
+               cellToBeDelete = true;
+               break;
+            }
+         case ProtocolIE_ID_id_gNB_DU_ID:
+            break;
+      }
+   }
+   if(BuildAndSendDUUpdateAck(duId) != ROK)
+   {
+      DU_LOG("ERROR  -->  F1AP : Failed to build and send DUUpdateAck");  
+      return RFAILED;
+   }
+#if 0
+   /* We don't require F1 Reset message in Cell Up and Broadcast Procedure flow, So that's why
+    * commented this trigger for now */
+
+   if(cellToBeDelete == false)
+   {
+      DU_LOG("\nINFO  -->  F1AP : Sending F1 reset request");
+      if(BuildAndSendF1ResetReq() != ROK)
+      {
+         DU_LOG("ERROR  -->  F1AP : Failed to build and send F1 reset request");
+         return RFAILED;
+      }
+   }
+#endif
+   if(cellToBeDelete == true) 
+   {
+      SEARCH_DU_DB(duIdx, duId, duDb);
+      SEARCH_CELL_DB(cellIdx, duDb, nrCellId, cellCb);
+      for(ueIdx = 0; ueIdx < cellCb->numUe; ueIdx++)
       {
-        break;
+         CU_FREE(cellCb->ueCb[ueIdx]->f1apMsgDb.duToCuContainer.buf, cellCb->ueCb[ueIdx]->f1apMsgDb.duToCuContainer.size);
+         memset(cellCb->ueCb[ueIdx], 0, sizeof(CuUeCb));
       }
+   }
 
-      /*Served Cell Index*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_ServCellIndex;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_ServCellIndex;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.ServCellIndex = \
-                                                                         CELL_INDEX;
+   return ROK;
+}
 
-      /*CellULConfigured*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_SpCellULConfigured;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_ignore;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_CellULConfigured;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.CellULConfigured = \
-                                                                            CellULConfigured_none;
+/*******************************************************************
+*
+* @brief storing slice list in CU database
+*
+* @details
+*
+*    Function : buildSliceList
+*
+*    Functionality:
+*         - storing slice list in CU database 
+*
+* @params[in] SliceSupportList_t *sliceSupportList
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t buildSliceList(SliceSupportList_t *sliceSupportList)
+{
+   uint8_t sliceListIdx = 0;
 
+   if(sliceSupportList)
+   {
+      if(sliceSupportList->list.array)
+      {
+         cuCb.numSnssaiSupported = sliceSupportList->list.count;
+         for(sliceListIdx=0; sliceListIdx<sliceSupportList->list.count; sliceListIdx++)
+         {
+            if(sliceSupportList->list.array[sliceListIdx])
+            {
+               CU_ALLOC(cuCb.snssaiList[sliceListIdx], sizeof(Snssai)); 
+               if(cuCb.snssaiList[sliceListIdx] == NULLP)
+               {
+                   DU_LOG("\nERROR  --> CU_STUB: buildSliceList(): Memory allocation failed");
+                   return RFAILED;
+               }
+               if(sliceSupportList->list.array[sliceListIdx]->sNSSAI.sST.buf)
+               {
+                  memcpy(&cuCb.snssaiList[sliceListIdx]->sst, sliceSupportList->list.array[sliceListIdx]->\
+                  sNSSAI.sST.buf, sliceSupportList->list.array[sliceListIdx]->sNSSAI.sST.size);
+               }
+               if(sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->size)
+               {
+                  memcpy(&cuCb.snssaiList[sliceListIdx]->sd,\
+                  sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->buf,\
+                  sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->size);
+               }
+            }
+         }
+      }
+   }
+   return ROK;
+}
 
-      /*CUtoDURRCContainer*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_CUtoDURRCInformation;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_CUtoDURRCInformation;
+/****************************************************************
+ * @brief Function to process Srb Setup Mod List 
+ *
+ * @details
+ *
+ *    Function : procSrbSetupModList
+ *    
+ *    Functionality:
+ *         - Function to process SRB Setup Mod List
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procSrbSetupModList(CuUeCb *ueCb, SRBs_SetupMod_List_t *srbSetupList)
+{
+   uint8_t arrIdx = 0, srbIdx;
+   struct SRBs_SetupMod_ItemIEs *srbItemIe = NULLP;
 
-      /*Special Cells to be SetupList*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_SCell_ToBeSetup_List;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_ignore;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_SCell_ToBeSetup_List;
-      SplCellListret = BuildSplCellList(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SCell_ToBeSetup_List);
-      if(SplCellListret != ROK)
-      {  
-        break;
-      }
-      /*SRBs To Be Setup List*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_SRBs_ToBeSetup_List;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_SRBs_ToBeSetup_List;
-      SrbSetupret =    BuildSRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.SRBs_ToBeSetup_List);
-      if(SrbSetupret != ROK)
-      {        
-        break;
-      }
-      /*DRBs to Be Setup List*/
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id        = \
-                                                 ProtocolIE_ID_id_DRBs_ToBeSetup_List;
-      ueSetReq->protocolIEs.list.array[idx]->criticality       =       Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-                                                            UEContextSetupRequestIEs__value_PR_DRBs_ToBeSetup_List;
-      ret1 = BuildDRBSetup(&ueSetReq->protocolIEs.list.array[idx]->value.choice.DRBs_ToBeSetup_List);
-      if(ret1 != ROK)
-      {        
-        break;
-      }
-      
-      /* RRC Container */
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_RRCContainer;
-      ueSetReq->protocolIEs.list.array[idx]->criticality = Criticality_reject;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-         UEContextSetupRequestIEs__value_PR_RRCContainer;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size = rrcContLen;
-      CU_ALLOC(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf,
-          ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size);
-      if(!ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf)
-      {
-         DU_LOG(" F1AP : Memory allocation for BuildAndSendUESetReq failed");
-         break;
+   if(srbSetupList != NULLP)
+   {
+      for(arrIdx = 0; arrIdx < srbSetupList->list.count; arrIdx++)
+      {     
+         srbItemIe = ((struct SRBs_SetupMod_ItemIEs *)srbSetupList->list.array[arrIdx]);
+         if(srbItemIe->value.present == SRBs_SetupMod_ItemIEs__value_PR_SRBs_SetupMod_Item)
+         {
+            for(srbIdx = 0; srbIdx < ueCb->numSrb; srbIdx++)
+            {
+               if(ueCb->srbList[srbIdx].srbId == srbItemIe->value.choice.SRBs_SetupMod_Item.sRBID)
+               {
+                  ueCb->srbList[srbIdx].lcId = srbItemIe->value.choice.SRBs_SetupMod_Item.lCID;
+                  break;
+               }
+            }
+         }
+        
       }
-      memcpy(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, \
-         rrcContainer, ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size); 
+   }
+   return ROK;
+}
 
-      /* RRC delivery status request */
-      idx++;
-      ueSetReq->protocolIEs.list.array[idx]->id = \
-         ProtocolIE_ID_id_RRCDeliveryStatusRequest;
-      ueSetReq->protocolIEs.list.array[idx]->criticality = Criticality_ignore;
-      ueSetReq->protocolIEs.list.array[idx]->value.present = \
-         UEContextSetupRequestIEs__value_PR_RRCDeliveryStatusRequest;
-      ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCDeliveryStatusRequest = \
-         RRCDeliveryStatusRequest_true;
 
-      xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+/****************************************************************
+ * @brief Function to process Drb Setup Mod List 
+ *
+ * @details
+ *
+ *    Function : procDrbSetupModList
+ *    
+ *    Functionality:
+ *         - Function to process DRB Setup Mod List
+ *
+ * @params[in]
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t procDrbSetupModList(CuUeCb *ueCb, DRBs_SetupMod_List_t *drbSetupList)
+{
+   uint8_t arrIdx = 0, drbIdx;
+   uint32_t teId = 0;
+   struct DRBs_SetupMod_ItemIEs *drbItemIe = NULLP;
 
-      /* Encode the F1SetupRequest type as APER */
-      cmMemset((uint8_t *)encBuf, 0, ENC_BUF_MAX_LEN);
-      encBufSize = 0;
-      encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf,\
-           encBuf);
-      /* Encode results */
-      if(encRetVal.encoded == ENCODE_FAIL)
-      {
-        DU_LOG( "\n F1AP : Could not encode UE Context Setup Request structure (at %s)\n",\
-              encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
-        break;
-      }
-      else
+   if(drbSetupList != NULLP)
+   {
+      for(arrIdx = 0; arrIdx < drbSetupList->list.count; arrIdx++)
       {
-        DU_LOG("\n F1AP : Created APER encoded buffer for UE Context Setup Request\n");
-        for(int i=0; i< encBufSize; i++)
-        {
-           printf("%x",encBuf[i]);
-        }
-      }
+         drbItemIe = ((struct DRBs_SetupMod_ItemIEs *)drbSetupList->list.array[arrIdx]);
+         if(drbItemIe->value.present == DRBs_SetupMod_ItemIEs__value_PR_DRBs_SetupMod_Item)
+         {
+            for(drbIdx = 0; drbIdx < ueCb->numDrb; drbIdx++)
+            {
+               if(ueCb->drbList[drbIdx].drbId == drbItemIe->value.choice.DRBs_SetupMod_Item.dRBID)
+               {
+                  if(drbItemIe->value.choice.DRBs_SetupMod_Item.lCID)
+                     ueCb->drbList[drbIdx].lcId = *(drbItemIe->value.choice.DRBs_SetupMod_Item.lCID);
+                  break;
+               }
+            }
 
-      /* Sending  msg  */
-      if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)   !=      ROK)
-      {
-        DU_LOG("\n F1AP : Sending UE Context Setup Request Failed");
-        break;
+            if(ueCb->state != UE_HANDOVER_IN_PROGRESS)
+            {
+            /* extracting teId */
+            teId  = extractTeId(&drbItemIe->value.choice.DRBs_SetupMod_Item.dLUPTNLInformation_ToBeSetup_List);
+            if(teId > 0)
+            {
+              if(addDrbTunnels(teId)== ROK)
+              {
+                DU_LOG("\nDEBUG  --> EGTP: Tunnel Added for TeId %d", teId);
+              }
+            }
+            else
+               return RFAILED;
+            }
+         }
       }
-      ret = ROK;
-      break;
    }
-   FreeUESetReq(f1apMsg);
-
-   return ret;
-}/* End of BuildAndSendUESetReq*/
+   return ROK;
+}
 
-uint8_t procUlRrcMsg(F1AP_PDU_t *f1apMsg)
+/*******************************************************************
+*
+* @brief processing of GNB_DU_Served_Cells Plmn list  information
+*
+* @details
+*
+*    Function : procServedCellPlmnList
+*
+*    Functionality:
+*         - processing of GNB_DU_Served_Cells Plmn list information for storing
+*         SNSSAI list
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK     - success
+*         RFAILED - failure
+*
+* ****************************************************************/
+uint8_t procServedCellPlmnList(ServedPLMNs_List_t *srvPlmn)
 {
-   uint8_t idx;
-   uint8_t ret =ROK;
-   uint8_t cuUeF1apId, duUeF1apId;
-   uint8_t *rrcContainer;
-   uint16_t rrcContLen;
-   ULRRCMessageTransfer_t *ulRrcMsg = NULLP;
-
-   ulRrcMsg = &f1apMsg->choice.initiatingMessage->value.choice.ULRRCMessageTransfer;
+   uint8_t srvPlmnIdx=0, ieExtensionsLstIdx=0;
+   ProtocolExtensionContainer_4624P3_t **ieExtend;
 
-   for(idx=0; idx < ulRrcMsg->protocolIEs.list.count; idx++)
+   if(srvPlmn->list.array)
    {
-      switch(ulRrcMsg->protocolIEs.list.array[idx]->id)
+      for(srvPlmnIdx=0; srvPlmnIdx<srvPlmn->list.count; srvPlmnIdx++)
       {
-        case ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID:
-           {
-              cuUeF1apId = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID;
-              break;
-           }
-        case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
-           {
-              duUeF1apId = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID;
-              break;
-           }
-        case ProtocolIE_ID_id_SRBID:
-           break;
-        case ProtocolIE_ID_id_RRCContainer:
-           {
-              rrcContLen = ulRrcMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.size;
-              CU_ALLOC(rrcContainer, rrcContLen)
-              if(!rrcContainer)
-              {
-                 DU_LOG("\nCU_STUB: Failed to allocated memory in procUlRrcMsg");
-                 return RFAILED;
-              }
-              memcpy(rrcContainer, ulRrcMsg->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf,\
-                    rrcContLen);
-              break;
-           }
-
-        default:
-           DU_LOG("\n Invalid Event %ld", ulRrcMsg->protocolIEs.list.array[idx]->id);
-           break;
+         if(srvPlmn->list.array[srvPlmnIdx])
+         {
+            ieExtend =  &srvPlmn->list.array[srvPlmnIdx]->iE_Extensions;
+            if(*ieExtend)
+            {
+               if((*ieExtend)->list.array)
+               {
+                  for(ieExtensionsLstIdx = 0; ieExtensionsLstIdx<(*ieExtend)->list.count; ieExtensionsLstIdx++)
+                  {
+                     if((*ieExtend)->list.array[ieExtensionsLstIdx])
+                     {
+                        switch((*ieExtend)->list.array[ieExtensionsLstIdx]->id )
+                        {
+                           case ProtocolIE_ID_id_TAISliceSupportList:
+                              {
+                                 if(buildSliceList(&(*ieExtend)->list.array[ieExtensionsLstIdx]->\
+                                          extensionValue.choice.SliceSupportList) != ROK)
+                                 {
+                                    DU_LOG("\nERROR  --> CU_STUB: procServedCellPlmnList(): Failed to build slice List");
+                                    return RFAILED;
+                                 }
+                              }
+                        }
+                     }
+                  }
+               }
+            }
+         }
       }
    }
-   if(!ret)
-      ret = BuildAndSendUESetReq(cuUeF1apId, duUeF1apId, rrcContLen, rrcContainer);
-   return ret;
+   return ROK;
 }
+
 /****************************************************************
- * @brief Build And Send F1ResetAck 
+ * @brief Function to process Ue Context Modification Response 
  *
  * @details
  *
- *    Function : FreeF1ResetAck
- *
+ *    Function : procUeContextModificationResponse
+ *    
  *    Functionality:
- *         - Build And Send  F1ResetRSP
+ *         - Function to process Ue Context Modification Response
  *
- *  @params[in]
+ * @params[in]
  * @return ROK     - success
  *         RFAILED - failure
  *
  * ****************************************************************/
-void FreeF1ResetAck(F1AP_PDU_t *f1apMsg)
+uint8_t procUeContextModificationResponse(uint32_t duId, F1AP_PDU_t *f1apMsg)
 {
-    uint8_t idx;
-    ResetAcknowledge_t *f1ResetAck;
+   uint8_t idx=0, duIdx=0, duUeF1apId;
+   DuDb *duDb;
+   CuUeCb *ueCb;
+   UEContextModificationResponse_t *ueCtxtModRsp = NULLP;
 
-    if(f1apMsg)
-    {
-       if(f1apMsg->choice.successfulOutcome)
-       {
-          f1ResetAck= &f1apMsg->choice.successfulOutcome->value.choice.ResetAcknowledge;
+   SEARCH_DU_DB(duIdx, duId, duDb);
+   ueCtxtModRsp = &f1apMsg->choice.successfulOutcome->value.choice.UEContextModificationResponse;
+   
+   for(idx=0; idx < ueCtxtModRsp->protocolIEs.list.count; idx++)
+   {
+      switch(ueCtxtModRsp->protocolIEs.list.array[idx]->id)
+      {
+          case ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID:
+             {
+                duUeF1apId = ueCtxtModRsp->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID;
+                ueCb = &duDb->ueCb[duUeF1apId-1];
+                break;
+             }
+          case ProtocolIE_ID_id_DRBs_SetupMod_List:
+             {
+                /* Adding Tunnels for successful DRB */
+                procDrbSetupModList(ueCb, &ueCtxtModRsp->protocolIEs.list.array[idx]->value.choice.DRBs_SetupMod_List);
+                break; 
 
-          if(f1ResetAck->protocolIEs.list.array)
-          {
-             for(idx=0; idx<f1ResetAck->protocolIEs.list.count ; idx++)
+             }
+          case ProtocolIE_ID_id_SRBs_SetupMod_List:
              {
-                if(f1ResetAck->protocolIEs.list.array[idx])
+                procSrbSetupModList(ueCb, &ueCtxtModRsp->protocolIEs.list.array[idx]->value.choice.SRBs_SetupMod_List);
+                break;
+             }
+         case ProtocolIE_ID_id_DUtoCURRCInformation:
+             {
+                DU_LOG("\nINFO  -->  Received Du to Cu RRC Information ");
+                if((extractDuToCuRrcCont(ueCb, ueCtxtModRsp->protocolIEs.list.array[idx]->value.choice.\
+                   DUtoCURRCInformation.cellGroupConfig)) != ROK)
                 {
-                   CU_FREE(f1ResetAck->protocolIEs.list.array[idx], sizeof(ResetAcknowledgeIEs_t));
+                   DU_LOG("\nERROR  -->  F1AP : Failed to extract Du to Cu RRC Information");
+                   return RFAILED;
                 }
+                break;
              }
-             CU_FREE(f1ResetAck->protocolIEs.list.array, f1ResetAck->protocolIEs.list.size );
-          }
-          CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
-       }
-       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-    }
+
+      }
+   }
+   if(ueCb->state == UE_HANDOVER_IN_PROGRESS)
+   {
+      BuildAndSendUeContextSetupReq(ueCb->hoInfo.targetDuId, ueCb, 0, NULLP);
+      return ROK;
+   }
+   
+   return ROK;
 }
-/****************************************************************
-* @brief Build And Send F1ResetAck
+
+/*******************************************************************
+*
+* @brief processing of F1 setup request
 *
 * @details
 *
-*    Function : BuildAndSendF1ResetAck
+*    Function : procF1SetupReq 
 *
 *    Functionality:
-*         - Build And Send  F1ResetRSP
+*         - processing of  F1 setup request
 *
-*  @params[in]
+* @params[in] F1AP_PDU_t *f1apMsg
 * @return ROK     - success
 *         RFAILED - failure
 *
 * ****************************************************************/
-
-uint8_t BuildAndSendF1ResetAck()
+void procF1SetupReq(uint32_t *destDuId, F1AP_PDU_t *f1apMsg)
 {
-   uint8_t                idx = 0;
-   uint8_t               elementCnt = 0;
-   uint8_t                ret = RFAILED;
-   F1AP_PDU_t             *f1apMsg = NULL;
-   ResetAcknowledge_t     *f1ResetAck = NULLP;
-   asn_enc_rval_t         encRetVal;
-   DU_LOG("\nF1AP : Building F1 Reset Acknowledgment \n");
-
-   do{
-        /* Allocate the memory for F1ResetRequest_t */
-        CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
-        if(f1apMsg == NULLP)
-        {
-          DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
-          break;
-        }
-
-        f1apMsg->present =  F1AP_PDU_PR_successfulOutcome;
-
-        CU_ALLOC(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
-        if(f1apMsg->choice.successfulOutcome == NULLP)
-        {
-          DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
-          break;
-        }
-
-        f1apMsg->choice.successfulOutcome->procedureCode = ProcedureCode_id_Reset;
-        f1apMsg->choice.successfulOutcome->criticality   = Criticality_reject;
-        f1apMsg->choice.successfulOutcome->value.present = SuccessfulOutcome__value_PR_ResetAcknowledge;
-        f1ResetAck = &f1apMsg->choice.successfulOutcome->value.choice.ResetAcknowledge;
-
-        elementCnt = 1;
-
-        f1ResetAck->protocolIEs.list.count = elementCnt;
-        f1ResetAck->protocolIEs.list.size = elementCnt*sizeof(ResetAcknowledgeIEs_t *);
-
-        CU_ALLOC(f1ResetAck->protocolIEs.list.array, f1ResetAck->protocolIEs.list.size ); 
-        if(f1ResetAck->protocolIEs.list.array == NULLP) 
-        {
-          DU_LOG("\nF1AP : Memory allocation for F1ResetAckIEs failed");
-          break;
-        }
-
-        for(idx=0; idx<elementCnt; idx++)     
-        {
-          CU_ALLOC(f1ResetAck->protocolIEs.list.array[idx], sizeof(ResetAcknowledgeIEs_t));
-          if(f1ResetAck->protocolIEs.list.array[idx] == NULLP)
-          {
-             break;
-          }
-        }
-        /*TransactionID*/
-        idx = 0;
-        f1ResetAck->protocolIEs.list.array[idx]->id = ProtocolIE_ID_id_TransactionID;
-        f1ResetAck->protocolIEs.list.array[idx]->criticality = Criticality_reject;
-        f1ResetAck->protocolIEs.list.array[idx]->value.present = ResetAcknowledgeIEs__value_PR_TransactionID;
-        f1ResetAck->protocolIEs.list.array[idx]->value.choice.TransactionID = TRANS_ID;
-
-        xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
-
-        /* Encode the F1SetupRequest type as UPER */
-        cmMemset((U8 *)encBuf, 0, ENC_BUF_MAX_LEN);
-        encBufSize = 0;
-        encRetVal = aper_encode(&asn_DEF_F1AP_PDU, 0, f1apMsg, PrepFinalEncBuf, encBuf);
-
-        /* Check encode results */
-        if(encRetVal.encoded == ENCODE_FAIL)
-        {
-          DU_LOG("\nF1AP : Could not encode F1ResetAck structure (at %s)\n",\
-              encRetVal.failed_type ? encRetVal.failed_type->name : "unknown");
-          break;
-        }
-        else
-        {
-          DU_LOG("\nF1AP : Created APER encoded buffer for F1ResetAck \n");
-          for(int i=0; i< encBufSize; i++)
-          {
-             printf("%x",encBuf[i]);
-          }
-        }
-        /* Sending msg */
-        if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
-        {
-          DU_LOG("\nF1AP : Sending F1 Reset Response failed");
-          break;
-        }
-
-        ret = ROK;
-        break;
-   }while(true);
-   
-   FreeF1ResetAck(f1apMsg);
-   return ret;
+   uint8_t ieIdx = 0, plmnidx=0, duIdx = 0, ret=ROK, cellIdx = 0;
+   uint32_t duId = 0, nrCellId = 0;
+   DuDb     *duDb = NULLP;
+   CuCellCb *cellCb = NULLP;
+   BIT_STRING_t nrcellIdentity;
+   F1SetupRequest_t *f1SetupReq = NULLP;
+   GNB_DU_Served_Cells_Item_t *srvCellItem = NULLP; 
+   GNB_DU_Served_Cells_List_t *duServedCell = NULLP;
+
+   f1SetupReq = &f1apMsg->choice.initiatingMessage->value.choice.F1SetupRequest;
+   for(ieIdx=0; ieIdx < f1SetupReq->protocolIEs.list.count; ieIdx++)
+   {
+      switch(f1SetupReq->protocolIEs.list.array[ieIdx]->id)
+      {
+         case ProtocolIE_ID_id_gNB_DU_ID:
+           {
+              duId = f1SetupReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_ID.buf[0];
+              SEARCH_DU_DB(duIdx, duId, duDb); 
+              if(duDb == NULLP)
+              {
+                 duDb = &cuCb.duInfo[cuCb.numDu];
+                 memset(duDb, 0, sizeof(DuDb));
+                 duDb->duId = duId;
+                 cuCb.numDu++;
+                 *destDuId = duId;
+              }
+              else
+                 return;
+              break;
+           }
+         case ProtocolIE_ID_id_gNB_DU_Name:
+           {
+              strcpy((char *)duDb->duName, (char*)f1SetupReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_Name.buf);
+              break;
+           }
+         case ProtocolIE_ID_id_gNB_DU_Served_Cells_List:
+           {
+               duServedCell = &f1SetupReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_Served_Cells_List;
+               if(duServedCell->list.array)
+               {
+                  for(plmnidx=0; plmnidx<duServedCell->list.count; plmnidx++)
+                  {
+                     if(duServedCell->list.array[plmnidx])
+                     {
+                        switch(duServedCell->list.array[plmnidx]->id)
+                        {
+                           case ProtocolIE_ID_id_GNB_DU_Served_Cells_Item:
+                           {
+                              srvCellItem =  &duServedCell->list.array[plmnidx]->value.choice.GNB_DU_Served_Cells_Item;
+                              ret = procServedCellPlmnList(&srvCellItem->served_Cell_Information.servedPLMNs);
+                              memcpy(&nrcellIdentity, &srvCellItem->served_Cell_Information.nRCGI.nRCellIdentity, sizeof(BIT_STRING_t));
+
+                              nrCellId = nrcellIdentity.buf[4] >> nrcellIdentity.bits_unused;
+                              SEARCH_CELL_DB(cellIdx, duDb, nrCellId, cellCb);
+                              if(cellCb == NULLP)
+                              {
+                                 cellCb = &duDb->cellCb[duDb->numCells];
+                                 memset(cellCb, 0, sizeof(CuCellCb));
+                                 cellCb->nrCellId = nrCellId;
+                                 duDb->numCells++;
+                              }
+                           }
+                        }
+                     }
+                  }
+               }
+           }
+      }
+   }
+   if(ret == ROK)
+   {
+      BuildAndSendF1SetupRsp(duId, &nrcellIdentity);
+   }
+   else
+   {
+       DU_LOG("\nERROR  --> CU_STUB: procF1SetupReq(): Failed to process F1 setup request");
+   }
 }
+
 /*******************************************************************
  *
  * @brief Handles received F1AP message and sends back response  
@@ -2716,7 +11338,7 @@ uint8_t BuildAndSendF1ResetAck()
  *         RFAILED - failure
  *
  * ****************************************************************/
-void F1APMsgHdlr(Buffer *mBuf)
+void F1APMsgHdlr(uint32_t *duId, Buffer *mBuf)
 {
    int i;
    char *recvBuf;
@@ -2726,7 +11348,7 @@ void F1APMsgHdlr(Buffer *mBuf)
    asn_dec_rval_t rval; /* Decoder return value */
    F1AP_PDU_t f1apasnmsg ;
 
-   DU_LOG("\nF1AP : Received F1AP message buffer");
+   DU_LOG("\nINFO  -->  F1AP : Received F1AP message buffer");
    ODU_PRINT_MSG(mBuf, 0,0);
 
    /* Copy mBuf into char array to decode it */
@@ -2735,19 +11357,19 @@ void F1APMsgHdlr(Buffer *mBuf)
 
    if(recvBuf == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation failed");
+      DU_LOG("\nERROR  -->  F1AP : Memory allocation failed");
       return;
    }
    if(ODU_COPY_MSG_TO_FIX_BUF(mBuf, 0, recvBufLen, (Data *)recvBuf, &copyCnt) != ROK)
    {
-      DU_LOG("\nF1AP : Failed while copying %d", copyCnt);
+      DU_LOG("\nERROR  -->  F1AP : Failed while copying %d", copyCnt);
       return;
    }
 
-   printf("\nF1AP : Received flat buffer to be decoded : ");
+   DU_LOG("\nDEBUG  -->  F1AP : Received flat buffer to be decoded : ");
    for(i=0; i< recvBufLen; i++)
    {
-      printf("%x",recvBuf[i]);
+      DU_LOG("%x",recvBuf[i]);
    }
 
    /* Decoding flat buffer into F1AP messsage */
@@ -2759,84 +11381,112 @@ void F1APMsgHdlr(Buffer *mBuf)
 
    if(rval.code == RC_FAIL || rval.code == RC_WMORE)
    {
-      DU_LOG("\nF1AP : ASN decode failed");
+      DU_LOG("\nERROR  -->  F1AP : ASN decode failed");
       return;
    }
-   printf("\n");
+   DU_LOG("\n");
    xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
 
    switch(f1apMsg->present)
    {
       case F1AP_PDU_PR_initiatingMessage:
-      {
-         switch(f1apMsg->choice.initiatingMessage->value.present)
          {
-            case InitiatingMessage__value_PR_Reset:
-           {
-               DU_LOG("\nF1AP : F1 reset request received ");
-               BuildAndSendF1ResetAck();
-               break;
-           }
-
-           case InitiatingMessage__value_PR_F1SetupRequest:
+            switch(f1apMsg->choice.initiatingMessage->value.present)
             {
-               DU_LOG("\nF1AP : F1 setup request received");
-               BuildAndSendF1SetupRsp();
-              break;
-            }
+               case InitiatingMessage__value_PR_Reset:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : F1 reset request received ");
+                     BuildAndSendF1ResetAck();
+                     break;
+                  }
+
+               case InitiatingMessage__value_PR_F1SetupRequest:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : F1 setup request received");
+                     procF1SetupReq(duId, f1apMsg);
+                     break;
+                  }
+
+               case InitiatingMessage__value_PR_GNBDUConfigurationUpdate:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : GNB-DU config update received");
+                     procGnbDuUpdate(*duId, f1apMsg);
+                     break;
+                  }
+               case InitiatingMessage__value_PR_InitialULRRCMessageTransfer:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : Received InitialULRRCMessageTransfer");
+                     procInitULRRCMsg(*duId, f1apMsg);
+                     break;
+                  }
+               case InitiatingMessage__value_PR_ULRRCMessageTransfer:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : Received ULRRCMessageTransfer");
+                     procUlRrcMsg(*duId, f1apMsg);
+                     break;
+                  }
+
+               case InitiatingMessage__value_PR_RRCDeliveryReport:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : Received RRC delivery report");
+                     break;
+                  }
+               case InitiatingMessage__value_PR_UEContextReleaseRequest:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : Received UE Context Release Request");
+                     procUeContextReleaseReq(*duId, f1apMsg);
+                     break;
+                  }
+               default:
+                  {
+                     DU_LOG("\nERROR  -->  F1AP : Invalid type of intiating message [%d]",\
+                           f1apMsg->choice.initiatingMessage->value.present);
+                     return;
+                  }
+            }/* End of switch(initiatingMessage) */
+            break;
+         }
 
-            case InitiatingMessage__value_PR_GNBDUConfigurationUpdate:
-            {
-               DU_LOG("\nF1AP : GNB-DU config update received");
-               BuildAndSendDUUpdateAck();
-              DU_LOG("\nF1AP : Sending F1 reset request");
-              BuildAndSendF1ResetReq();
-               break;
-            }
-            case InitiatingMessage__value_PR_InitialULRRCMessageTransfer:
-            {
-               DU_LOG("\nF1AP : Received InitialULRRCMessageTransfer");
-               procInitULRRCMsg(f1apMsg);
-               break;
-            }
-           case InitiatingMessage__value_PR_ULRRCMessageTransfer:
-           {
-              DU_LOG("\nF1AP : Received ULRRCMessageTransfer");
-              procUlRrcMsg(f1apMsg);
-              break;
-           }
-           
-           case InitiatingMessage__value_PR_RRCDeliveryReport:
-           {
-              DU_LOG("\nF1AP : Received RRC delivery report");
-               break;
-           }
-            default:
-            {
-               DU_LOG("\nF1AP : Invalid type of intiating message [%d]",f1apMsg->choice.initiatingMessage->value.present);
-               return;
-            }
-         }/* End of switch(initiatingMessage) */
-         break;
-      }
-      
       case F1AP_PDU_PR_successfulOutcome:
-      {
-         switch(f1apMsg->choice.successfulOutcome->value.present)
-        {
-           case SuccessfulOutcome__value_PR_ResetAcknowledge:
+         {
+            switch(f1apMsg->choice.successfulOutcome->value.present)
             {
-              DU_LOG("\nF1Reset Acknowledgement is received successfully ");
-              break;
-           }
-        }/* End of switch(successfulOutcome) */
-        break;
-      } 
+               case SuccessfulOutcome__value_PR_ResetAcknowledge:
+                  {
+                     DU_LOG("\nINFO  -->  F1Reset Acknowledgement is received successfully ");
+                     break;
+                  }
+               case SuccessfulOutcome__value_PR_UEContextSetupResponse:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : UE ContextSetupResponse received");
+                     procUeContextSetupResponse(*duId, f1apMsg);
+                     break;
+                  }
+               case SuccessfulOutcome__value_PR_UEContextModificationResponse:
+                  {
+                     DU_LOG("\nINFO  -->  F1AP : UE Context Modification Response received");
+                     procUeContextModificationResponse(*duId, f1apMsg);
+                     break;
+                  }
+               case SuccessfulOutcome__value_PR_UEContextReleaseComplete:
+                  {
+                      DU_LOG("\nINFO  -->  F1AP : UE Context release complete received");
+                      break;
+                  }
+               default:
+                  {
+                     DU_LOG("\nERROR  -->  F1AP : Invalid type of successful outcome message [%d]",\
+                           f1apMsg->choice.successfulOutcome->value.present);
+                     return;
+                  }
+            }/* End of switch(successfulOutcome) */
+            break;
+         } 
       default:
-        {
-           DU_LOG("\nF1AP : Invalid type of f1apMsg->present [%d]",f1apMsg->present);
-           return;
-        }
+         {
+            DU_LOG("\nERROR  -->  F1AP : Invalid type of f1apMsg->present [%d]",f1apMsg->present);
+            return;
+         }
    }/* End of switch(f1apMsg->present) */
 
 } /* End of F1APMsgHdlr */