JIRA ID - ODUHIGH-241 Implementation of RRC DELIVERY REPORT
[o-du/l2.git] / src / cu_stub / cu_f1ap_msg_hdl.c
index ad16319..fb6220e 100644 (file)
@@ -18,6 +18,8 @@
 
 /* This file contains F1AP message handler functions */
 #include "common_def.h"
+#include "OCTET_STRING.h"
+#include "BIT_STRING.h"
 #include "odu_common_codec.h"
 #include "cu_stub_sctp.h"
 #include "cu_f1ap_msg_hdl.h"
@@ -42,52 +44,52 @@ S16 SendF1APMsg(Region region, Pool pool)
 {
    Buffer *mBuf = NULLP;
 
-   if(SGetMsg(region, pool, &mBuf) == ROK)
+   if(ODU_GET_MSG_BUF(region, pool, &mBuf) == ROK)
    {
-      if(SAddPstMsgMult((Data *)encBuf, encBufSize, mBuf) == ROK)
+      if(ODU_ADD_POST_MSG_MULT((Data *)encBuf, encBufSize, mBuf) == ROK)
       {
-         SPrntMsg(mBuf, 0,0);
+         ODU_PRINT_MSG(mBuf, 0,0);
  
          if(sctpSend(mBuf) != ROK)
          {
             DU_LOG("\nF1AP : SCTP Send failed");
-            SPutMsg(mBuf);
-            RETVALUE(RFAILED);
+            ODU_PUT_MSG_BUF(mBuf);
+            return RFAILED;
          }
       }
       else
       {
-         DU_LOG("\nF1AP : SAddPstMsgMult failed");
-         SPutMsg(mBuf);
-         RETVALUE(RFAILED);
+         DU_LOG("\nF1AP : ODU_ADD_POST_MSG_MULT failed");
+         ODU_PUT_MSG_BUF(mBuf);
+         return RFAILED;
       }
-      SPutMsg(mBuf);
+      ODU_PUT_MSG_BUF(mBuf);
    }
    else
    {
       DU_LOG("\nF1AP : Failed to allocate memory");
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
-   RETVALUE(ROK);
+
+   return ROK;
 } /* SendF1APMsg */
 
 /*******************************************************************
-*
-* @brief Builds NRCell ID 
-*
-* @details
-*
-*    Function : BuildNrCellId
-*
-*    Functionality: Building the NR Cell ID
-*
-* @params[in] BIT_STRING_t *nrcell
-* @return ROK     - success
-*         RFAILED - failure
-*
-* ****************************************************************/
+ *
+ * @brief Builds NRCell ID 
+ *
+ * @details
+ *
+ *    Function : BuildNrCellId
+ *
+ *    Functionality: Building the NR Cell ID
+ *
+ * @params[in] BIT_STRING_t *nrcell
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+
 S16 BuildNrCellId(BIT_STRING_t *nrcell)
 {
    U8 tmp;
@@ -98,7 +100,7 @@ S16 BuildNrCellId(BIT_STRING_t *nrcell)
    nrcell->buf[4]   = 16; 
    nrcell->bits_unused = 4;
    nrcell->size = 5 * sizeof(uint8_t);
-   RETVALUE(ROK);
+   return ROK;
 }
 
 /********************************************************************
@@ -121,22 +123,22 @@ S16 BuildNrCellId(BIT_STRING_t *nrcell)
  * ****************************************************************/
 S16 BuildAndSendF1SetupRsp()
 {
-   U8    idx,idy;
+   U8    idx,ieIdx;
    U8    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");
+   RRC_Version_t      *rrcVer;
+   asn_enc_rval_t     encRetVal; 
+   DU_LOG("\nF1AP : 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");
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
    f1apMsg->present =  F1AP_PDU_PR_successfulOutcome;
 
@@ -145,13 +147,13 @@ S16 BuildAndSendF1SetupRsp()
    {
       DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-      RETVALUE(RFAILED);  
+      return RFAILED;  
    }
 
    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;
@@ -159,27 +161,27 @@ 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");
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
    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));
-         RETVALUE(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;
       }    
    }
 
@@ -188,164 +190,163 @@ 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);
 
    CU_ALLOC(cuName->buf, sizeof(cuName->size)); 
    if(cuName->buf == NULLP)
+   {
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         for(idy=0; idy<elementCnt; idy++)
-         {
-            CU_FREE(f1SetupRsp->protocolIEs.list.array[idy],\
-                  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));
-         RETVALUE(RFAILED);
+        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;
+   }
    strcpy((char*)cuName->buf, (char*)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(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy],\
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
-   for(idy=0; idy<cellCnt; idy++)
+   for(ieIdx=0; ieIdx<cellCnt; ieIdx++)
    {
-      CU_ALLOC(cellToActivate->list.array[idy],\
-            sizeof(struct Cells_to_be_Activated_List_ItemIEs ));
-      if(cellToActivate->list.array[idy] == NULLP)
+      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(idy=0; idy<elementCnt; idy++)
-         {
-            CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-                  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));
-         RETVALUE(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(idy=0; idy<cellCnt; idy++)
+      for(ieIdx=0; ieIdx<cellCnt; ieIdx++)
       {
-         CU_FREE(cellToActivate->list.array[idy],\
-               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(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
-    buildPlmnId(cuCfgParams.plmn , &cellToActivate->list.array[0]->value.choice.\
-         Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity);
+   buildPlmnId(cuCfgParams.plmn , &cellToActivate->list.array[0]->value.choice.\
+        Cells_to_be_Activated_List_Item.nRCGI.pLMN_Identity);
    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));
-      for(idy=0; idy<cellCnt; idy++)
+           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[idy],\
-               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(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
    BuildNrCellId(&(cellToActivate->list.array[0]->value.choice.Cells_to_be_Activated_List_Item.nRCGI.nRCellIdentity));
    /* 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; 
 
@@ -353,19 +354,19 @@ S16 BuildAndSendF1SetupRsp()
    if(rrcVer->latest_RRC_Version.buf == NULLP)
    {  
       CU_FREE(cuName->buf, sizeof(cuName->size));
-      for(idy=0; idy<elementCnt; idx++)
+      for(ieIdx=0; ieIdx<elementCnt; idx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
-  /* Need to check RRC Version */
+   /* Need to check RRC Version */
    rrcVer->latest_RRC_Version.buf[0] = 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));
@@ -373,90 +374,90 @@ S16 BuildAndSendF1SetupRsp()
    {
       CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
       CU_FREE(cuName->buf, sizeof(cuName->size));
-      for(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
    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));
+           sizeof(ProtocolExtensionContainer_4624P81_t));
       CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
       CU_FREE(cuName->buf, sizeof(cuName->size));
-      for(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      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));
+           sizeof(ProtocolExtensionContainer_4624P81_t));
       CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
       CU_FREE(cuName->buf, sizeof(cuName->size));
-      for(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      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);
    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(U8));
    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));
+           sizeof(ProtocolExtensionContainer_4624P81_t));
       CU_FREE(rrcVer->latest_RRC_Version.buf, sizeof(U8));
       CU_FREE(cuName->buf, sizeof(cuName->size));
-      for(idy=0; idy<elementCnt; idy++)
+      for(ieIdx=0; ieIdx<elementCnt; ieIdx++)
       {
-         CU_FREE(f1SetupRsp->protocolIEs.list.array[idy], \
-               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));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
    rrcVer->iE_Extensions->list.array[0]->extensionValue.choice.\
       Latest_RRC_Version_Enhanced.buf[0] = 0;
@@ -486,27 +487,27 @@ 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");
-          RETVALUE(RFAILED);   
+      DU_LOG("\nF1AP : 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");
-          for(int i=0; i< encBufSize; i++)
-          {
-                  printf("%x",encBuf[i]);
-          
+      DU_LOG("\nF1AP : Created APER encoded buffer for F1SetupResponse\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 Setup Response failed");      
-          RETVALUE(RFAILED);
+      DU_LOG("\nF1AP : Sending F1 Setup Response failed");      
+      return RFAILED;
    }
 
-   RETVALUE(ROK);
+   return ROK;
 }/* End of BuildAndSendF1SetupRsp */
 
 /*******************************************************************
@@ -543,7 +544,7 @@ S16 BuildAndSendDUUpdateAck()
    if(f1apMsg == NULLP)
    {
       DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
    f1apMsg->present =  F1AP_PDU_PR_successfulOutcome;
@@ -553,7 +554,7 @@ S16 BuildAndSendDUUpdateAck()
    {
       DU_LOG("\nF1AP : Memory allocation for F1AP-PDU failed");
       CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
    f1apMsg->choice.successfulOutcome->procedureCode = ProcedureCode_id_gNBDUConfigurationUpdate;
@@ -572,7 +573,7 @@ S16 BuildAndSendDUUpdateAck()
       DU_LOG("\nF1AP : Memory allocation for DuUpdateAcknowledgeIEs failed");
       CU_FREE(f1apMsg->choice.successfulOutcome, sizeof(SuccessfulOutcome_t));
       CU_FREE(f1apMsg,(Size)sizeof(F1AP_PDU_t));
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
    for(idx=0; idx<elementCnt; idx++)
@@ -580,10 +581,10 @@ 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));
-         RETVALUE(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;
       }
    }
 
@@ -595,7 +596,7 @@ S16 BuildAndSendDUUpdateAck()
    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);
    encBufSize = 0;
@@ -614,14 +615,14 @@ S16 BuildAndSendDUUpdateAck()
    if(enRetVal.encoded == ENCODE_FAIL) 
    {
       DU_LOG("\nF1AP : Could not encode DUConfigUpdateAcknowledge structure (at %s)",enRetVal.failed_type ? enRetVal.failed_type->name : "unknown");
-      RETVALUE(RFAILED)
+      return RFAILED
    } 
    else 
    {
-    DU_LOG("\nF1AP : Created APER encoded buffer for DuConfigUpdateAcknowledge\n");  
+      DU_LOG("\nF1AP : Created APER encoded buffer for DuConfigUpdateAcknowledge\n");  
       for(int i=0; i< encBufSize; i++)
       {
-         printf("%x",encBuf[i]);
+        printf("%x",encBuf[i]);
       } 
    }
 
@@ -629,12 +630,179 @@ S16 BuildAndSendDUUpdateAck()
    if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
    {
       DU_LOG("\nF1AP : Sending GNB-DU Config Update Ack failed");
-      RETVALUE(RFAILED);
+      return RFAILED;
    }
 
-   RETVALUE(ROK);
+   return ROK;
 
 }/* End of BuildAndSendDUUpdateAck*/
+/*******************************************************************
+*
+* @brief deallocating the memory of  F1reset msg
+*
+* @details
+*
+*    Function : FreeF1ResetReq
+*
+*    Functionality :
+*         - freeing memory of F1reset request msg
+*
+* @params[in]
+* @return void
+*
+*
+* ****************************************************************/
+void FreeF1ResetReq(F1AP_PDU_t *f1apMsg)
+{
+    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));
+    }
+}
+/*******************************************************************
+*
+* @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;
+
+       f1ResetMsg = &f1apMsg->choice.initiatingMessage->value.choice.Reset;
+
+       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;
+           }
+       }
+
+       /*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]);
+          }
+       }
+
+       if(SendF1APMsg(CU_APP_MEM_REG, CU_POOL) != ROK)
+       {
+          DU_LOG("\nF1AP : Sending F1 Reset request failed");
+          break;
+       }
+
+       ret = ROK;
+       break;
+    }while(true);
+
+    FreeF1ResetReq(f1apMsg);
+    return ret;
+ }
 
 /*******************************************************************
  *
@@ -662,28 +830,28 @@ uint8_t fillRadioBearerConfig(SRB_ToAddModList_t *bearerCfg)
       elementCnt = 1;
       bearerCfg->list.count = elementCnt;
       bearerCfg->list.size =\
-           elementCnt * sizeof(SRB_ToAddMod_t *);
+                           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(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;
+           }
+        }
+      }
+      else
+      {
+        return RFAILED;
       }
-               else
-               {
-                  return RFAILED;
-               }
       idx = 0;
       bearerCfg->list.array[idx]->srb_Identity = SRB1;
    }
@@ -711,23 +879,23 @@ uint8_t fillMasterCellGroup(OCTET_STRING_t *masterCellGroup)
 {
    uint8_t ret = ROK;
    masterCellGroup->buf = NULLP;
-       if(f1apMsgDb.duToCuContainer.buf)
-       {
+   if(f1apMsgDb.duToCuContainer.buf)
+   {
       masterCellGroup->size = f1apMsgDb.duToCuContainer.size;
       CU_ALLOC(masterCellGroup->buf, masterCellGroup->size);
       if(masterCellGroup->buf != NULLP)
       {
-         memcpy(masterCellGroup->buf, f1apMsgDb.duToCuContainer.buf,\
-                         masterCellGroup->size);
+        memcpy(masterCellGroup->buf, f1apMsgDb.duToCuContainer.buf,\
+              masterCellGroup->size);
       }
-          else
-          {
-             ret = RFAILED;
-          }
-       }
-       else
-       {
-          ret =  RFAILED;
+      else
+      {
+        ret = RFAILED;
+      }
+   }
+   else
+   {
+      ret =  RFAILED;
    }
    return ret;
 }
@@ -755,19 +923,19 @@ uint8_t fillRRCSetupIE(RRCSetup_IEs_t *rrcSetupIE)
    if(rrcSetupIE)
    {
       CU_ALLOC(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
-               if(rrcSetupIE->radioBearerConfig.srb_ToAddModList != NULLP)
-               {
-         ret = fillRadioBearerConfig(rrcSetupIE->radioBearerConfig.srb_ToAddModList);
-          }            
+      if(rrcSetupIE->radioBearerConfig.srb_ToAddModList != NULLP)
+      {
+        ret = fillRadioBearerConfig(rrcSetupIE->radioBearerConfig.srb_ToAddModList);
+      }                
       if(!ret)
       {
-         ret = fillMasterCellGroup(&rrcSetupIE->masterCellGroup);
+        ret = fillMasterCellGroup(&rrcSetupIE->masterCellGroup);
+      }
+      else
+      {
+        CU_FREE(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
+        ret = RFAILED;
       }
-               else
-               {
-                  CU_FREE(rrcSetupIE->radioBearerConfig.srb_ToAddModList, sizeof(SRB_ToAddModList_t));
-                       ret = RFAILED;
-          }
    }
    return ret;
 }
@@ -792,7 +960,7 @@ uint8_t fillRRCSetupIE(RRCSetup_IEs_t *rrcSetupIE)
 uint8_t        BuildDLRRCContainer(RRCContainer_t *rrcContainer)
 {
    uint8_t ret = ROK;
-       uint16_t idx2;
+   uint16_t idx2;
    DL_CCCH_Message_t dl_CCCH_Msg;
    asn_enc_rval_t        encRetVal;
 
@@ -803,83 +971,83 @@ 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
+        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++)
                        {
-                 DU_LOG("\nF1AP: Memory Alloc failed for RRC Msg");
-             ret = RFAILED;
+                          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;
+        }
       }
-               else
-               {
-             DU_LOG("\nF1AP: Memory Alloc failed for DL Ccch Msg choice");
-         ret = RFAILED;
-               }
-   }
-       else
-       {
-          DU_LOG("\nF1AP: Memory Alloc failed for DlCcch Msg");
+      else
+      {
+        DU_LOG("\nF1AP: Memory Alloc failed for DL Ccch Msg choice");
+        ret = RFAILED;
+      }
+   }
+   else
+   {
+      DU_LOG("\nF1AP: Memory Alloc failed for DlCcch Msg");
       ret = RFAILED;
-       }
+   }
    return ret;
 }
 
@@ -902,11 +1070,10 @@ uint8_t  BuildDLRRCContainer(RRCContainer_t *rrcContainer)
  * ****************************************************************/
 S16 BuildAndSendDLRRCMessageTransfer()
 {
-   uint8_t ret = ROK ;
    uint8_t   elementCnt = 0;
    uint8_t  ieId;
    uint8_t  idx;
-       uint16_t idx2;
+   uint16_t idx2;
    F1AP_PDU_t  *f1apMsg = NULLP;
    DLRRCMessageTransfer_t  *dlRRCMsg = NULLP;
    asn_enc_rval_t   encRetVal;        /* Encoder return value */
@@ -922,7 +1089,7 @@ S16 BuildAndSendDLRRCMessageTransfer()
 
    f1apMsg->present = F1AP_PDU_PR_initiatingMessage;
    CU_ALLOC(f1apMsg->choice.initiatingMessage,
-      sizeof(InitiatingMessage_t));
+        sizeof(InitiatingMessage_t));
    if(f1apMsg->choice.initiatingMessage == NULLP)
    {
       DU_LOG(" F1AP : Memory allocation for  F1AP-PDU failed");
@@ -954,17 +1121,17 @@ 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;
       }
    }
 
@@ -973,68 +1140,67 @@ S16 BuildAndSendDLRRCMessageTransfer()
    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;
+                                                         DLRRCMessageTransferIEs__value_PR_GNB_CU_UE_F1AP_ID;
    dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_CU_UE_F1AP_ID = CU_ID;
+
    /* GNB DU UE F1AP ID */
    idx++;
    dlRRCMsg->protocolIEs.list.array[idx]->id  = \
-                                   ProtocolIE_ID_id_gNB_DU_UE_F1AP_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;
+                                                         DLRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID;
    dlRRCMsg->protocolIEs.list.array[idx]->value.choice.GNB_DU_UE_F1AP_ID = DU_ID;
+
    /* 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;
+                                                         DLRRCMessageTransferIEs__value_PR_SRBID;
    dlRRCMsg->protocolIEs.list.array[idx]->value.choice.SRBID = SRB1;
-         
+
    /* 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);
+                                                         DLRRCMessageTransferIEs__value_PR_RRCContainer;
+   BuildDLRRCContainer(&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);
    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");
-     RETVALUE(RFAILED);
+      DU_LOG( "\n 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");
-     for(int i=0; i< encBufSize; i++)
-     {
-       printf("%x",encBuf[i]);
-     }
+      DU_LOG("\n F1AP : Created APER encoded buffer for DL RRC Message transfer\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("\n F1AP : Sending  DL RRC Message Transfer Failed");
-     return RFAILED;
+      DU_LOG("\n F1AP : Sending  DL RRC Message Transfer Failed");
+      return RFAILED;
    }
+
    return ROK;
 }/* End of BuildAndSendDLRRCMessageTransfer */
 
-
 /*******************************************************************
  *
  * @brief Builds and sends the UE Setup Response
@@ -1054,133 +1220,132 @@ S16 BuildAndSendDLRRCMessageTransfer()
  * ****************************************************************/
 S16 BuildAndSendUESetRsp()
 {
-       S16  ret;
-       U8   elementCnt;
-       U8   cellCnt;
-       U8   ieId;
-       U8   idx;
-       U8   drbCnt;
-       U8   drbId;
-       F1AP_PDU_t                                                      *f1apMsg = NULL;
+   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)
-       {
-               DU_LOG(" F1AP : Memory allocation for F1AP-PDU failed");
-               RETVALUE(RFAILED);
-       }
-
-       f1apMsg->present = F1AP_PDU_PR_successfulOutcome;
-       CU_ALLOC(f1apMsg->choice.successfulOutcome,
-                       sizeof(SuccessfulOutcome_t));
-       if(f1apMsg->choice.successfulOutcome == NULLP)
-       {
-               DU_LOG(" F1AP : Memory allocation for   F1AP-PDU failed");
-               CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
-               RETVALUE(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));
-               RETVALUE(RFAILED);
-       }
-
-       for(idx=0; idx<elementCnt; idx++)
-       {
-               CU_ALLOC(ueSetRsp->protocolIEs.list.array[idx],\
-                                                                               sizeof(UEContextSetupResponseIEs_t));
-               if(ueSetRsp->protocolIEs.list.array[idx] == NULLP)
-               {
-                       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));
-                       RETVALUE(RFAILED);
-               }
-       }
-
-       idx = 0;
-
-       /*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;
-       
-       /*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;
-       
-
-       xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
-
-       /* 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");
-               RETVALUE(RFAILED);
-       }
-       else
-       {
-               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]);
-               }
-       }
+   asn_enc_rval_t                                              encRetVal;        /* Encoder return value */
 
-       /* Sending  msg  */
-       if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)  !=      ROK)
-       {
-               DU_LOG("\n F1AP : Sending       UE Context Setup Request Failed");
-               RETVALUE(RFAILED);
-       }
+   DU_LOG("\n F1AP : Building UE Context Setup Response\n");
 
-       RETVALUE(ROK);
-}/* End of BuildAndSendUESetRsp */
+   CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+   if(f1apMsg == NULLP)
+   {
+      DU_LOG(" F1AP : Memory allocation for F1AP-PDU failed");
+      return RFAILED;
+   }
+
+   f1apMsg->present = F1AP_PDU_PR_successfulOutcome;
+   CU_ALLOC(f1apMsg->choice.successfulOutcome,
+        sizeof(SuccessfulOutcome_t));
+   if(f1apMsg->choice.successfulOutcome == NULLP)
+   {
+      DU_LOG(" F1AP : Memory allocation for    F1AP-PDU failed");
+      CU_FREE(f1apMsg,sizeof(F1AP_PDU_t));
+      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));
+      return RFAILED;
+   }
+
+   for(idx=0; idx<elementCnt; idx++)
+   {
+      CU_ALLOC(ueSetRsp->protocolIEs.list.array[idx],\
+           sizeof(UEContextSetupResponseIEs_t));
+      if(ueSetRsp->protocolIEs.list.array[idx] == NULLP)
+      {
+        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;
+      }
+   }
+
+   idx = 0;
+
+   /*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;
+
+   /*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;
+
+
+   xer_fprint(stdout, &asn_DEF_F1AP_PDU, f1apMsg);
+
+   /* 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++)
+      {
+        printf("%x",encBuf[i]);
+      }
+   }
+
+   /* Sending  msg  */
+   if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)      !=      ROK)
+   {
+      DU_LOG("\n F1AP : Sending        UE Context Setup Request Failed");
+      return RFAILED;
+   }
 
+   return ROK;
+}/* End of BuildAndSendUESetRsp */
 
 uint8_t procInitULRRCMsg(F1AP_PDU_t *f1apMsg)
 {
@@ -1195,103 +1360,1403 @@ uint8_t procInitULRRCMsg(F1AP_PDU_t *f1apMsg)
    {
       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:
+           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;
       }
    }
-       if(!ret)
-          ret = BuildAndSendDLRRCMessageTransfer();
+   if(!ret)
+      ret = BuildAndSendDLRRCMessageTransfer();
+
    return ret;
 }
+
 /*******************************************************************
-*
-* @brief Handles received F1AP message and sends back response  
-*
-* @details
-*
-*    Function : F1APMsgHdlr
-*
-*    Functionality:
-*         - Decodes received F1AP control message
-*         - Prepares response message, encodes and sends to SCTP
-*
-* @params[in] 
-* @return ROK     - success
-*         RFAILED - failure
-*
-* ****************************************************************/
-void F1APMsgHdlr(Buffer *mBuf)
+ *
+ * @brief Builds Nrcgi 
+ *
+ * @details
+ *
+ *    Function : BuildNrcgi
+ *
+ *    Functionality: Building the PLMN ID and NR Cell id
+ *
+ * @params[in] NRCGI_t *nrcgi
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildNrcgi(NRCGI_t *nrcgi)
 {
-   int i;
-   char *recvBuf;
-   MsgLen copyCnt;
-   MsgLen recvBufLen;
-   F1AP_PDU_t *f1apMsg = NULLP;
-   asn_dec_rval_t rval; /* Decoder return value */
-   F1AP_PDU_t f1apasnmsg ;
-   DU_LOG("\nF1AP : Received F1AP message buffer");
-   SPrntMsg(mBuf, 0,0);
-   /* Copy mBuf into char array to decode it */
-   SFndLenMsg(mBuf, &recvBufLen);
-   if(SGetSBuf(DFLT_REGION, DFLT_POOL, (Data **)&recvBuf, (Size)recvBufLen) != ROK)
+   uint8_t ret;
+   uint8_t unused = 4;
+   uint8_t byteSize = 5;
+   uint8_t val = 16;
+   /* Allocate Buffer Memory */
+   nrcgi->pLMN_Identity.size = 3 * sizeof(uint8_t);
+   CU_ALLOC(nrcgi->pLMN_Identity.buf, nrcgi->pLMN_Identity.size);
+   if(nrcgi->pLMN_Identity.buf == NULLP)
    {
-      DU_LOG("\nF1AP : Memory allocation failed");
-      return;
+      return RFAILED;
    }
-   if(SCpyMsgFix(mBuf, 0, recvBufLen, (Data *)recvBuf, &copyCnt) != ROK)
+   ret = buildPlmnId(cuCfgParams.plmn , &nrcgi->pLMN_Identity);
+
+   if(ret != ROK)
    {
-      DU_LOG("\nF1AP : Failed while copying %d", copyCnt);
-      return;
+      return RFAILED;
+   }
+   nrcgi->nRCellIdentity.size = byteSize * sizeof(uint8_t);
+   CU_ALLOC(nrcgi->nRCellIdentity.buf, nrcgi->nRCellIdentity.size); 
+   if(nrcgi->nRCellIdentity.buf == NULLP)
+   {
+      return RFAILED;
+   }
+   ret = fillBitString(&nrcgi->nRCellIdentity, unused, byteSize, val);
+   if(ret != ROK)
+   {
+      return RFAILED;
+   }
+   return ROK;
+}
+/*******************************************************************
+ *
+ * @brief Builds Special cell list for UE Setup Request 
+ *
+ * @details
+ *
+ *    Function : BuildSplCellList
+ *
+ *    Functionality: Constructs the Special Cell list for UESetReq
+ *
+ * @params[in] SCell_ToBeSetup_List_t *spCellLst
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSplCellList(SCell_ToBeSetup_List_t *spCellLst)
+{
+   uint8_t  cellCnt;
+   uint8_t  idx;
+   uint8_t  ret;
+   cellCnt = 1;
+   spCellLst->list.count = cellCnt;
+   spCellLst->list.size = cellCnt * sizeof(SCell_ToBeSetup_ItemIEs_t *);
+   CU_ALLOC(spCellLst->list.array,spCellLst->list.size);
+   if(spCellLst->list.array == NULLP)
+   {
+      return RFAILED;
+   }
+   for(idx=0; idx<cellCnt; idx++)
+   {
+      CU_ALLOC(spCellLst->list.array[idx],sizeof(SCell_ToBeSetup_ItemIEs_t));
+      if(spCellLst->list.array[idx] == NULLP)
+      {
+        return RFAILED;
+      }
+   }
+   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;
+   /* Special Cell ID -NRCGI */
+   ret = BuildNrcgi(&spCellLst->list.array[idx]->value.choice.SCell_ToBeSetup_Item.sCell_ID);
+   if(ret != ROK)
+   {
+      return RFAILED;
+   }
+   /*Special Cell Index*/
+   spCellLst->list.array[idx]->value.choice.SCell_ToBeSetup_Item.sCellIndex = 1;
+   return ROK; 
+}/* End of BuildSplCellList*/
+
+/*******************************************************************
+ *
+ * @brief Builds SRBS to be setup 
+ *
+ * @details
+ *
+ *    Function : BuildSRBSetup
+ *
+ *    Functionality: Constructs the SRB's for UESetReq
+ *
+ * @params[in] SRBs_ToBeSetup_List_t *srbSet
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSRBSetup(SRBs_ToBeSetup_List_t *srbSet)
+{
+   uint8_t idx;
+   uint8_t srbCnt;
+   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)
+   {
+      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;
+      }
+   }
+   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*/
+
+/*******************************************************************
+ *
+ * @brief Builds QOS Info for DRB Setum Item 
+ *
+ * @details
+ *
+ *    Function : BuildQOSInfo
+ *
+ *    Functionality: Constructs the QOS Info for DRB Setup Item
+ *
+ * @params[in] QoSInformation_t *qosinfo
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
+{
+   /* NonDynamic5QIDescriptor */
+   drbQos->qoS_Characteristics.present = QoS_Characteristics_PR_non_Dynamic_5QI;
+   CU_ALLOC(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI,sizeof(NonDynamic5QIDescriptor_t));
+   if(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI == NULLP)
+   {
+      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)
+   {
+      return RFAILED;
+   }
+   *(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)
+   {
+      return RFAILED;
+   }
+   *(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;
+
+   /* TO DO: GBR_QoSFlowInformation */
+   return ROK;
+}/*End of BuildQOSInfo*/
+
+/*******************************************************************
+ *
+ * @brief Builds SNSSAI  
+ *
+ * @details
+ *
+ *    Function : BuildSNSSAI
+ *
+ *    Functionality: Constructs the SNSSAI For DRB list
+ *
+ * @params[in] SNSSAI_t *snssai
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildSNSSAI(SNSSAI_t *snssai)
+{
+   /*SNSSAI*/
+   /*ssT*/
+   snssai->sST.size = sizeof(uint8_t);
+   CU_ALLOC(snssai->sST.buf,snssai->sST.size);
+   if(snssai->sST.buf == NULLP)
+   {
+      return RFAILED;
+   }
+   snssai->sST.buf[0] = 3;
+   /*sD*/
+   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);
+   if(snssai->sD->buf == NULLP)
+   {
+      return RFAILED;
+   }
+   snssai->sD->buf[0] = 3;
+   snssai->sD->buf[1] = 6;
+   snssai->sD->buf[2] = 9;
+   return ROK;
+}/*End of BuildSNSSAI*/
+
+/*******************************************************************
+ *
+ * @brief Builds the flow map.  
+ *
+ * @details
+ *
+ *    Function : BuildFlowsMap
+ *
+ *    Functionality: Constructs the flowmap For DRB list
+ *
+ * @params[in] Flows_Mapped_To_DRB_List_t *flowMap
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildFlowsMap(Flows_Mapped_To_DRB_List_t *flowMap)
+{
+   uint8_t  ret;
+   uint8_t  idx;
+   uint8_t  flowCnt;
+   flowCnt = 1;
+   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)
+   {
+      return RFAILED;
+   }
+   for(idx=0; idx<flowCnt; idx++)
+   {
+      CU_ALLOC(flowMap->list.array[idx],sizeof(Flows_Mapped_To_DRB_Item_t));
+      if(flowMap->list.array[idx] == NULLP)
+      {
+        return RFAILED;
+      }
+   }
+   idx = 0;
+   flowMap->list.array[idx]->qoSFlowIdentifier = 0;
+   ret = BuildQOSInfo(&flowMap->list.array[idx]->qoSFlowLevelQoSParameters);
+   if(ret != ROK)
+   {
+      return RFAILED;
+   }
+   return ROK;
+}/*End of BuildFlowsMap*/
+
+/*******************************************************************
+ *
+ * @brief Builds the Uplink Tunnel Info  
+ *
+ * @details
+ *
+ *    Function : BuildULTnlInfo
+ *
+ *    Functionality: Constructs the UL TnlInfo For DRB list
+ *
+ * @params[in] ULUPTNLInformation_ToBeSetup_List_t *ulInfo
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
+{
+   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)
+   {
+      return RFAILED;
+   }
+   for(idx=0; idx<ulCnt; idx++)
+   {
+      CU_ALLOC(ulInfo->list.array[idx],sizeof(ULUPTNLInformation_ToBeSetup_Item_t));
+      if(ulInfo->list.array[idx] == NULLP)
+      {
+        return RFAILED;
+      }
+   }
+   idx = 0;
+   ulInfo->list.array[idx]->uLUPTNLInformation.present = \
+                                                        UPTransportLayerInformation_PR_gTPTunnel;
+   /*GTP TUNNEL*/
+   CU_ALLOC(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel,\
+        sizeof(GTPTunnel_t));
+   if(ulInfo->list.array[idx]->uLUPTNLInformation.choice.gTPTunnel == NULLP)
+   {
+      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)
+   {
+      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;
+   /*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)
+   {
+      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;
+
+   return ROK;
+}/*End of BuildULTnlInfo*/
+
+/*******************************************************************
+ *
+ * @brief Builds DRBS to be setup 
+ *
+ * @details
+ *
+ *    Function : BuildDRBSetup
+ *
+ *    Functionality: Constructs the DRB's for UESetReq
+ *
+ * @params[in] DRBs_ToBeSetup_List_t *drbSet
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
+{
+   uint8_t BuildQOSInforet;
+   uint8_t BuildSNSSAIret;
+   uint8_t BuildFlowsMapret;
+   uint8_t BuildULTnlInforet;
+   uint8_t idx;
+   uint8_t drbCnt;
+   DRBs_ToBeSetup_Item_t *drbSetItem;
+   drbCnt = 1;
+   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)
+   {
+      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;
+      }
+   }
+   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;
+   }
+   drbSetItem->uLConfiguration->uLUEConfiguration = ULUEConfiguration_no_data;
+   return ROK;
+}/* End of BuildDRBSetup*/
+
+/*******************************************************************
+ *
+ * @brief Deallocating memory of function BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeNrcgi
+ *
+ *    Functionality: Deallocating memory for function BuildNrcgi
+ *
+ * @params[in] NRCGI_t *nrcgi
+ *
+ * @return void
+ *
+ *******************************************************************/
+void FreeNrcgi(NRCGI_t *nrcgi)
+{
+   if(nrcgi->pLMN_Identity.buf != NULLP)
+   {
+      if(nrcgi->nRCellIdentity.buf != NULLP)
+      {
+        CU_FREE(nrcgi->nRCellIdentity.buf, nrcgi->nRCellIdentity.size); 
+      }
+      CU_FREE(nrcgi->pLMN_Identity.buf, nrcgi->pLMN_Identity.size);
+   }
+}
+/*******************************************************************
+ *
+ * @brief  Deallocating memory of function BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeSplCellList
+ *
+ *    Functionality: Deallocating memory for function BuildSplCellList
+ *
+ * @params[in] SCell_ToBeSetup_List_t *spCellLst
+ *
+ * @return void
+ *      
+ *
+ * *****************************************************************/
+void FreeSplCellList(SCell_ToBeSetup_List_t *spCellLst)
+{
+   uint8_t  cellidx;
+   if(spCellLst->list.array != NULLP)
+   {
+      for(cellidx=0; cellidx<spCellLst->list.count; cellidx++)
+      {
+        if(cellidx==0&&spCellLst->list.array[cellidx]!=NULLP)
+        {
+           FreeNrcgi(&spCellLst->list.array[cellidx]->value.choice.SCell_ToBeSetup_Item.sCell_ID);
+        }
+        if(spCellLst->list.array[cellidx]!=NULLP)
+        {
+           CU_FREE(spCellLst->list.array[cellidx],sizeof(SCell_ToBeSetup_ItemIEs_t));
+        }
+      }
+      CU_FREE(spCellLst->list.array,spCellLst->list.size);
+   }
+}
+/*******************************************************************
+ *
+ * @brief Deallocating memory of function BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeSRBSetup
+ *
+ *    Functionality: Deallocating memory for function BuildSRBSetup
+ *
+ * @params[in] SRBs_ToBeSetup_List_t *srbSet
+ *
+ * @return void
+ *        
+ *
+ * ******************************************************************/
+void FreeSRBSetup(SRBs_ToBeSetup_List_t *srbSet)
+{
+   uint8_t srbidx;
+   if(srbSet->list.array != NULLP)
+   {
+      for(srbidx=0; srbidx<srbSet->list.count; srbidx++)
+      {
+        if(srbSet->list.array[srbidx]!=NULLP)
+        {
+           CU_FREE(srbSet->list.array[srbidx],sizeof(SRBs_ToBeSetup_ItemIEs_t));
+        }
+      }
+      CU_FREE(srbSet->list.array,srbSet->list.size);
+   }
+}
+/*******************************************************************
+ *
+ * @brief Deallocating memory of function BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeQOSInfo
+ *
+ *    Functionality:  Deallocating memory for function BuildQOSInfo
+ *
+ * @params[in] QoSFlowLevelQoSParameters_t *drbQos
+ *
+ * @return void
+ *          
+ * ****************************************************************/
+void FreeQOSInfo(QoSFlowLevelQoSParameters_t *drbQos)
+{
+   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));
+      }
+      CU_FREE(drbQos->qoS_Characteristics.choice.non_Dynamic_5QI,\
+           sizeof(NonDynamic5QIDescriptor_t));
+   }
+}
+/*******************************************************************
+ *
+ * @brief Deallocating memory of function BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeULTnlInfo
+ *
+ *    Functionality:  Deallocating memory for function BuildULTnlInfo
+ *
+ * @params[in] ULUPTNLInformation_ToBeSetup_List_t *ulInfo
+ *
+ * @return void
+ *         
+
+ * ****************************************************************/
+void FreeULTnlInfo(ULUPTNLInformation_ToBeSetup_List_t *ulInfo)
+{
+   uint8_t ulidx=0;
+   if(ulInfo->list.array != NULLP)
+   {
+      for(ulidx=0; ulidx<ulInfo->list.count; ulidx++)
+      {
+        if(ulidx==0&&ulInfo->list.array[ulidx]!=NULLP)
+        {
+           if(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel!=NULLP)
+           {
+              if(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->\
+                    transportLayerAddress.buf != NULLP)
+              {
+                 if(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->gTP_TEID.buf\
+                       !=NULLP)
+                 {
+                    CU_ALLOC(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->\
+                          gTP_TEID.buf,ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.\
+                          gTPTunnel->gTP_TEID.size);
+                 }
+                 CU_FREE(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel->\
+                       transportLayerAddress.buf,ulInfo->list.array[ulidx]->\
+                       uLUPTNLInformation.choice.gTPTunnel->transportLayerAddress.size);
+              }
+              CU_FREE(ulInfo->list.array[ulidx]->uLUPTNLInformation.choice.gTPTunnel,\
+                    sizeof(GTPTunnel_t));
+           }
+        }
+        if(ulInfo->list.array[ulidx]!=NULLP)
+        {
+           CU_FREE(ulInfo->list.array[ulidx],sizeof(ULUPTNLInformation_ToBeSetup_Item_t));
+        }
+      }
+      CU_FREE(ulInfo->list.array,ulInfo->list.size);
+   }
+}
+/*******************************************************************
+ *
+ * @brief Deallocating memory for BuildAndSendUESetReq
+ *
+ * @details
+ *
+ *    Function : FreeDRBSetup
+ *
+ *    Functionality:  Deallocating memory for BuildDRBSetup
+ *
+ * @params[in] DRBs_ToBeSetup_List_t *drbSet
+ *
+ * @return void
+ *
+ * ****************************************************************/
+void FreeDRBSetup(DRBs_ToBeSetup_List_t *drbSet)
+{
+   DRBs_ToBeSetup_Item_t *drbSetItem;
+   uint8_t  flowidx;
+   uint8_t  drbidx;
+   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));
+        }
+      }
+      CU_FREE(drbSet->list.array,drbSet->list.size);
+   }
+}
+
+
+/*******************************************************************
+ *
+ * @brief Free the UE Setup Request
+ *
+ * @details
+ *
+ *    Function : FreeUESetReq
+ *
+ *    Functionality: Deallocate the memory of BuildUESetReq
+ *
+ * @params[in]  F1AP_PDU_t  *f1apMsg
+ *
+ * @return void
+ *
+ *
+ * ****************************************************************/
+void FreeUESetReq(F1AP_PDU_t  *f1apMsg)
+{
+   uint8_t idx=2;
+   uint8_t ieId;
+   UEContextSetupRequest_t       *ueSetReq;
+
+   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));
+      }
+      CU_FREE(f1apMsg, sizeof(F1AP_PDU_t));
+   }
+}
+
+/*******************************************************************
+ *
+ * @brief Builds and sends the UE Setup Request 
+ *
+ * @details
+ *
+ *    Function : BuildAndSendUESetReq
+ *
+ *    Functionality: Constructs the UE Setup Request and sends
+ *                   it to the CU through SCTP.
+ *
+ * @params[in] 
+ *
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t BuildAndSendUESetReq(uint8_t cuUeF1apId, uint8_t duUeF1apId, \
+   uint16_t rrcContLen, uint8_t *rrcContainer)
+{
+   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)
+   {
+      DU_LOG("\n F1AP : Building UE Context Setup Request\n");
+
+      CU_ALLOC(f1apMsg, sizeof(F1AP_PDU_t));
+      if(f1apMsg == NULLP)
+      {
+        DU_LOG(" 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(" 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;
+
+      elementCnt = 11;
+      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(" 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 = cuUeF1apId;
+
+      /*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;
+
+      /*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)
+      {
+        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;
+
+      /*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;
+
+      /*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;
+      }
+      memcpy(ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.buf, \
+         rrcContainer, ueSetReq->protocolIEs.list.array[idx]->value.choice.RRCContainer.size); 
+
+      /* 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);
+
+      /* 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
+      {
+        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]);
+        }
+      }
+
+      /* Sending  msg  */
+      if(SendF1APMsg(CU_APP_MEM_REG,CU_POOL)   !=      ROK)
+      {
+        DU_LOG("\n F1AP : Sending UE Context Setup Request Failed");
+        break;
+      }
+      ret = ROK;
+      break;
+   }
+   FreeUESetReq(f1apMsg);
+
+   return ret;
+}/* End of BuildAndSendUESetReq*/
+
+uint8_t procUlRrcMsg(F1AP_PDU_t *f1apMsg)
+{
+   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;
+
+   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:
+           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(!ret)
+      ret = BuildAndSendUESetReq(cuUeF1apId, duUeF1apId, rrcContLen, rrcContainer);
+   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("\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;
+}
+/*******************************************************************
+ *
+ * @brief Handles received F1AP message and sends back response  
+ *
+ * @details
+ *
+ *    Function : F1APMsgHdlr
+ *
+ *    Functionality:
+ *         - Decodes received F1AP control message
+ *         - Prepares response message, encodes and sends to SCTP
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+void F1APMsgHdlr(Buffer *mBuf)
+{
+   int i;
+   char *recvBuf;
+   MsgLen copyCnt;
+   MsgLen recvBufLen;
+   F1AP_PDU_t *f1apMsg = NULLP;
+   asn_dec_rval_t rval; /* Decoder return value */
+   F1AP_PDU_t f1apasnmsg ;
+
+   DU_LOG("\nF1AP : Received F1AP message buffer");
+   ODU_PRINT_MSG(mBuf, 0,0);
+
+   /* Copy mBuf into char array to decode it */
+   ODU_FIND_MSG_LEN(mBuf, &recvBufLen);
+   CU_ALLOC(recvBuf, (Size)recvBufLen);
+
+   if(recvBuf == NULLP)
+   {
+      DU_LOG("\nF1AP : 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);
+      return;
    }
 
    printf("\nF1AP : Received flat buffer to be decoded : ");
    for(i=0; i< recvBufLen; i++)
    {
-        printf("%x",recvBuf[i]);
+      printf("%x",recvBuf[i]);
    }
 
    /* Decoding flat buffer into F1AP messsage */
    f1apMsg = &f1apasnmsg;
    memset(f1apMsg, 0, sizeof(F1AP_PDU_t));
+
    rval = aper_decode(0, &asn_DEF_F1AP_PDU, (void **)&f1apMsg, recvBuf, recvBufLen, 0, 0);
-   SPutSBuf(DFLT_REGION, DFLT_POOL, (Data *)recvBuf, (Size)recvBufLen);
+   CU_FREE(recvBuf, (Size)recvBufLen);
+
    if(rval.code == RC_FAIL || rval.code == RC_WMORE)
    {
       DU_LOG("\nF1AP : ASN decode failed");
@@ -1306,7 +2771,14 @@ void F1APMsgHdlr(Buffer *mBuf)
       {
          switch(f1apMsg->choice.initiatingMessage->value.present)
          {
-            case InitiatingMessage__value_PR_F1SetupRequest:
+            case InitiatingMessage__value_PR_Reset:
+           {
+               DU_LOG("\nF1AP : F1 reset request received ");
+               BuildAndSendF1ResetAck();
+               break;
+           }
+
+           case InitiatingMessage__value_PR_F1SetupRequest:
             {
                DU_LOG("\nF1AP : F1 setup request received");
                BuildAndSendF1SetupRsp();
@@ -1317,6 +2789,8 @@ void F1APMsgHdlr(Buffer *mBuf)
             {
                DU_LOG("\nF1AP : GNB-DU config update received");
                BuildAndSendDUUpdateAck();
+              DU_LOG("\nF1AP : Sending F1 reset request");
+              BuildAndSendF1ResetReq();
                break;
             }
             case InitiatingMessage__value_PR_InitialULRRCMessageTransfer:
@@ -1325,6 +2799,18 @@ void F1APMsgHdlr(Buffer *mBuf)
                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);
@@ -1333,11 +2819,28 @@ void F1APMsgHdlr(Buffer *mBuf)
          }/* End of switch(initiatingMessage) */
          break;
       }
-
+      
+      case F1AP_PDU_PR_successfulOutcome:
+      {
+         switch(f1apMsg->choice.successfulOutcome->value.present)
+        {
+           case SuccessfulOutcome__value_PR_ResetAcknowledge:
+            {
+              DU_LOG("\nF1Reset Acknowledgement is received successfully ");
+              break;
+           }
+        }/* End of switch(successfulOutcome) */
+        break;
+      } 
+      default:
+        {
+           DU_LOG("\nF1AP : Invalid type of f1apMsg->present [%d]",f1apMsg->present);
+           return;
+        }
    }/* End of switch(f1apMsg->present) */
+
 } /* End of F1APMsgHdlr */
+
 /**********************************************************************
   End of file
  **********************************************************************/