+/*******************************************************************
+*
+* @brief processing of Gnb-DU config update
+*
+* @details
+*
+* Function : procGnbDuUpdate
+*
+* Functionality:
+* - processing of Gnb-DU config update
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+uint8_t procGnbDuUpdate(F1AP_PDU_t *f1apMsg)
+{
+ bool cellToBeDelete = false;
+ uint8_t ieIdx = 0, ueIdx = 0;
+ GNBDUConfigurationUpdate_t *duCfgUpdate = NULLP;
+
+ duCfgUpdate = &f1apMsg->choice.initiatingMessage->value.choice.GNBDUConfigurationUpdate;
+ for(ieIdx=0; ieIdx < duCfgUpdate->protocolIEs.list.count; ieIdx++)
+ {
+ switch(duCfgUpdate->protocolIEs.list.array[ieIdx]->id)
+ {
+ case ProtocolIE_ID_id_TransactionID:
+ break;
+ case ProtocolIE_ID_id_Served_Cells_To_Modify_List:
+ break;
+ case ProtocolIE_ID_id_Served_Cells_To_Delete_List:
+ {
+ cellToBeDelete = true;
+ break;
+ }
+ case ProtocolIE_ID_id_gNB_DU_ID:
+ break;
+ }
+ }
+ if(BuildAndSendDUUpdateAck() != ROK)
+ {
+ DU_LOG("ERROR --> F1AP : Failed to build and send DUUpdateAck");
+ return RFAILED;
+ }
+
+ if(cellToBeDelete == false)
+ {
+ DU_LOG("\nINFO --> F1AP : Sending F1 reset request");
+ if(BuildAndSendF1ResetReq() != ROK)
+ {
+ DU_LOG("ERROR --> F1AP : Failed to build and send F1 reset request");
+ return RFAILED;
+ }
+ }
+ else
+ {
+ for(ueIdx = 0; ueIdx < MAX_NUM_UE; ueIdx++)
+ {
+ CU_FREE(ueCb[ueIdx].f1apMsgDb.duToCuContainer.buf, ueCb[ueIdx].f1apMsgDb.duToCuContainer.size);
+ memset(&ueCb[ueIdx], 0, sizeof(UeCb));
+ }
+ }
+
+ return ROK;
+}
+
+/*******************************************************************
+*
+* @brief storing slice list in CU database
+*
+* @details
+*
+* Function : buildSliceList
+*
+* Functionality:
+* - storing slice list in CU database
+*
+* @params[in] SliceSupportList_t *sliceSupportList
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+uint8_t buildSliceList(SliceSupportList_t *sliceSupportList)
+{
+ uint8_t sliceListIdx = 0;
+
+ if(sliceSupportList)
+ {
+ if(sliceSupportList->list.array)
+ {
+ cuCfgParams.numSnssaiSupported = sliceSupportList->list.count;
+ for(sliceListIdx=0; sliceListIdx<sliceSupportList->list.count; sliceListIdx++)
+ {
+ if(sliceSupportList->list.array[sliceListIdx])
+ {
+ CU_ALLOC(cuCfgParams.snssaiList[sliceListIdx], sizeof(Snssai));
+ if(cuCfgParams.snssaiList[sliceListIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> CU_STUB: buildSliceList(): Memory allocation failed");
+ return RFAILED;
+ }
+ if(sliceSupportList->list.array[sliceListIdx]->sNSSAI.sST.buf)
+ {
+ memcpy(&cuCfgParams.snssaiList[sliceListIdx]->sst, sliceSupportList->list.array[sliceListIdx]->\
+ sNSSAI.sST.buf, sliceSupportList->list.array[sliceListIdx]->sNSSAI.sST.size);
+ }
+ if(sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->size)
+ {
+ memcpy(&cuCfgParams.snssaiList[sliceListIdx]->sd,\
+ sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->buf,\
+ sliceSupportList->list.array[sliceListIdx]->sNSSAI.sD->size);
+ }
+ }
+ }
+ }
+ }
+ return ROK;
+}
+
+/*******************************************************************
+*
+* @brief processing of GNB_DU_Served_Cells Plmn list information
+*
+* @details
+*
+* Function : procServedCellPlmnList
+*
+* Functionality:
+* - processing of GNB_DU_Served_Cells Plmn list information for storing
+* SNSSAI list
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+uint8_t procServedCellPlmnList(ServedPLMNs_List_t *srvPlmn)
+{
+ uint8_t srvPlmnIdx=0, ieExtensionsLstIdx=0;
+ ProtocolExtensionContainer_4624P3_t **ieExtend;
+
+ if(srvPlmn->list.array)
+ {
+ for(srvPlmnIdx=0; srvPlmnIdx<srvPlmn->list.count; srvPlmnIdx++)
+ {
+ if(srvPlmn->list.array[srvPlmnIdx])
+ {
+ ieExtend = &srvPlmn->list.array[srvPlmnIdx]->iE_Extensions;
+ if(*ieExtend)
+ {
+ if((*ieExtend)->list.array)
+ {
+ for(ieExtensionsLstIdx = 0; ieExtensionsLstIdx<(*ieExtend)->list.count; ieExtensionsLstIdx++)
+ {
+ if((*ieExtend)->list.array[ieExtensionsLstIdx])
+ {
+ switch((*ieExtend)->list.array[ieExtensionsLstIdx]->id )
+ {
+ case ProtocolIE_ID_id_TAISliceSupportList:
+ {
+ if(buildSliceList(&(*ieExtend)->list.array[ieExtensionsLstIdx]->\
+ extensionValue.choice.SliceSupportList) != ROK)
+ {
+ DU_LOG("\nERROR --> CU_STUB: procServedCellPlmnList(): Failed to build slice List");
+ return RFAILED;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ return ROK;
+}
+/*******************************************************************
+*
+* @brief processing of F1 setup request
+*
+* @details
+*
+* Function : procF1SetupReq
+*
+* Functionality:
+* - processing of F1 setup request
+*
+* @params[in] F1AP_PDU_t *f1apMsg
+* @return ROK - success
+* RFAILED - failure
+*
+* ****************************************************************/
+void procF1SetupReq(F1AP_PDU_t *f1apMsg)
+{
+ uint8_t ieIdx = 0, plmnidx=0, ret=ROK;
+ F1SetupRequest_t *f1SetupReq = NULLP;
+ GNB_DU_Served_Cells_Item_t *srvCellItem = NULLP;
+ GNB_DU_Served_Cells_List_t *duServedCell = NULLP;
+
+ f1SetupReq = &f1apMsg->choice.initiatingMessage->value.choice.F1SetupRequest;
+ for(ieIdx=0; ieIdx < f1SetupReq->protocolIEs.list.count; ieIdx++)
+ {
+ switch(f1SetupReq->protocolIEs.list.array[ieIdx]->id)
+ {
+ case ProtocolIE_ID_id_gNB_DU_Served_Cells_List:
+ {
+ duServedCell = &f1SetupReq->protocolIEs.list.array[ieIdx]->value.choice.GNB_DU_Served_Cells_List;
+ if(duServedCell->list.array)
+ {
+ for(plmnidx=0; plmnidx<duServedCell->list.count; plmnidx++)
+ {
+ if(duServedCell->list.array[plmnidx])
+ {
+ switch(duServedCell->list.array[plmnidx]->id)
+ {
+ case ProtocolIE_ID_id_GNB_DU_Served_Cells_Item:
+ {
+ srvCellItem = &duServedCell->list.array[plmnidx]->value.choice.GNB_DU_Served_Cells_Item;
+ ret = procServedCellPlmnList(&srvCellItem->served_Cell_Information.servedPLMNs);
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ if(ret == ROK)
+ {
+ BuildAndSendF1SetupRsp();
+ }
+ else
+ {
+ DU_LOG("\nERROR --> CU_STUB: procF1SetupReq(): Failed to process F1 setup request");
+ }
+}