+++ /dev/null
-//
-// Copyright 2019 AT&T Intellectual Property
-// Copyright 2019 Nokia
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
-
-package handlers
-
-// #cgo CFLAGS: -I../asn1codec/inc/ -I../asn1codec/e2ap_engine/
-// #cgo LDFLAGS: -L ../asn1codec/lib/ -L../asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
-// #include <asn1codec_utils.h>
-// #include <x2setup_response_wrapper.h>
-import "C"
-import (
- "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
- "e2mgr/logger"
- "fmt"
- "github.com/pkg/errors"
- "unsafe"
-)
-
-const (
- maxnoofMBSFN = 8
- maxnoofBPLMNs = 6
- maxCellineNB = 256
- maxnoofMBMSServiceAreaIdentities = 256
- maxnoofBands = 16
- maxPools = 16
- maxnoofNeighbours = 512
-)
-
-
-// The following are possible values of a choice field, find which the pdu contains.
-func getENB_ID_choice(eNB_ID C.ENB_ID_t) (entities.EnbType, []byte) {
-
- enbIdAsBitString := (*C.BIT_STRING_t)(unsafe.Pointer(&eNB_ID.choice[0]))
- switch eNB_ID.present{
- case C.ENB_ID_PR_macro_eNB_ID:
- return entities.EnbType_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
- case C.ENB_ID_PR_home_eNB_ID:
- return entities.EnbType_HOME_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
- case C.ENB_ID_PR_short_Macro_eNB_ID:
- return entities.EnbType_SHORT_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
- case C.ENB_ID_PR_long_Macro_eNB_ID:
- return entities.EnbType_LONG_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
- }
-
- return entities.EnbType_UNKNOWN_ENB_TYPE, nil
-}
-
-func getFDDInfo(fdd *C.FDD_Info_t) (*entities.FddInfo, error) {
- var fddInfo *entities.FddInfo
-
- if fdd != nil {
- fddInfo = &entities.FddInfo{UlearFcn: uint32(fdd.uL_EARFCN)}
- fddInfo.DlearFcn = uint32(fdd.dL_EARFCN)
- fddInfo.UlTransmissionBandwidth = entities.TransmissionBandwidth(1 + fdd.uL_Transmission_Bandwidth)
- fddInfo.DlTransmissionBandwidth = entities.TransmissionBandwidth(1 + fdd.dL_Transmission_Bandwidth)
-
- extIEs := (*C.ProtocolExtensionContainer_170P145_t)(unsafe.Pointer(fdd.iE_Extensions))
- if extIEs != nil && extIEs.list.count > 0 {
- count:= int(extIEs.list.count)
- extIEs_slice := (*[1 << 30]*C.FDD_Info_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
- for _, member := range extIEs_slice {
- switch member.extensionValue.present {
- case C.FDD_Info_ExtIEs__extensionValue_PR_EARFCNExtension:
- eARFCNExtension := (*C.EARFCNExtension_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- if member.id == C.ProtocolIE_ID_id_UL_EARFCNExtension {
- fddInfo.UlearFcn = uint32(*eARFCNExtension)
- }
- if member.id == C.ProtocolIE_ID_id_DL_EARFCNExtension {
- fddInfo.DlearFcn = uint32(*eARFCNExtension)
- }
- case C.FDD_Info_ExtIEs__extensionValue_PR_OffsetOfNbiotChannelNumberToEARFCN:
- /*ignored*/
- case C.FDD_Info_ExtIEs__extensionValue_PR_NRS_NSSS_PowerOffset:
- /*ignored*/
- case C.FDD_Info_ExtIEs__extensionValue_PR_NSSS_NumOccasionDifferentPrecoder:
- /*ignored*/
- }
- }
- }
- }
-
- return fddInfo, nil
-}
-
-func getSpecialSubframeInfo(info C.SpecialSubframe_Info_t) *entities.SpecialSubframeInfo {
- specialSubframeInfo := entities.SpecialSubframeInfo{}
-
- specialSubframeInfo.SpecialSubframePatterns = entities.SpecialSubframe_Patterns(1 + info.specialSubframePatterns)
- specialSubframeInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
- specialSubframeInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
-
- return &specialSubframeInfo
-}
-
-func getAdditionalSpecialSubframeInfo(info *C.AdditionalSpecialSubframe_Info_t) *entities.AdditionalSpecialSubframeInfo {
- additionalSpecialSubframeInfo := &entities.AdditionalSpecialSubframeInfo{AdditionalSpecialSubframePatterns: entities.AdditionalSpecialSubframe_Patterns(1 + info.additionalspecialSubframePatterns)}
-
- additionalSpecialSubframeInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
- additionalSpecialSubframeInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
-
- return additionalSpecialSubframeInfo
-}
-
-func getAdditionalSpecialSubframeExtensionInfo(info *C.AdditionalSpecialSubframeExtension_Info_t) *entities.AdditionalSpecialSubframeExtensionInfo {
- additionalSpecialSubframeExtensionInfo := &entities.AdditionalSpecialSubframeExtensionInfo{AdditionalSpecialSubframePatternsExtension: entities.AdditionalSpecialSubframePatterns_Extension(1 +info.additionalspecialSubframePatternsExtension)}
-
- additionalSpecialSubframeExtensionInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
- additionalSpecialSubframeExtensionInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
-
- return additionalSpecialSubframeExtensionInfo
-}
-
-func getTDDInfo(tdd *C.TDD_Info_t) (*entities.TddInfo, error) {
- var tddInfo *entities.TddInfo
-
- if tdd != nil {
- tddInfo = &entities.TddInfo{EarFcn: uint32(tdd.eARFCN)}
- tddInfo.TransmissionBandwidth = entities.TransmissionBandwidth(1 + tdd.transmission_Bandwidth)
- tddInfo.SubframeAssignment = entities.SubframeAssignment(1 + tdd.subframeAssignment)
-
- tddInfo.SpecialSubframeInfo = getSpecialSubframeInfo(tdd.specialSubframe_Info)
-
- extIEs := (*C.ProtocolExtensionContainer_170P206_t)(unsafe.Pointer(tdd.iE_Extensions))
- if extIEs != nil && extIEs.list.count > 0 {
- count:= int(extIEs.list.count)
- extIEs_slice := (*[1 << 30]*C.TDD_Info_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
- for _, member := range extIEs_slice {
- switch member.extensionValue.present {
- case C.TDD_Info_ExtIEs__extensionValue_PR_AdditionalSpecialSubframe_Info:
- tddInfo.AdditionalSpecialSubframeInfo = getAdditionalSpecialSubframeInfo((*C.AdditionalSpecialSubframe_Info_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
- case C.TDD_Info_ExtIEs__extensionValue_PR_EARFCNExtension:
- tddInfo.EarFcn = uint32(*(*C.EARFCNExtension_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
- case C.TDD_Info_ExtIEs__extensionValue_PR_AdditionalSpecialSubframeExtension_Info:
- tddInfo.AdditionalSpecialSubframeExtensionInfo = getAdditionalSpecialSubframeExtensionInfo((*C.AdditionalSpecialSubframeExtension_Info_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
- }
- }
- }
- }
-
- return tddInfo, nil
-}
-
-// The following are possible values of a choice field, find which the pdu contains.
-func getSubframeAllocation_choice(subframeAllocation C.SubframeAllocation_t) (entities.SubframeAllocationType, string, error) {
-
- switch subframeAllocation.present {
- case C.SubframeAllocation_PR_oneframe:
- frameAllocation := (*C.Oneframe_t)(unsafe.Pointer(&subframeAllocation.choice[0]))
- return entities.SubframeAllocationType_ONE_FRAME, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(frameAllocation.buf), C.int(frameAllocation.size))), nil
- case C.SubframeAllocation_PR_fourframes:
- frameAllocation := (*C.Fourframes_t)(unsafe.Pointer(&subframeAllocation.choice[0]))
- return entities.SubframeAllocationType_FOUR_FRAME, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(frameAllocation.buf), C.int(frameAllocation.size))), nil
- }
- return entities.SubframeAllocationType_UNKNOWN_SUBFRAME_ALLOCATION_TYPE, "", errors.Errorf("unexpected subframe allocation choice")
-}
-
-func getMBSFN_Subframe_Infolist(mBSFN_Subframe_Infolist *C.MBSFN_Subframe_Infolist_t) ([]*entities.MbsfnSubframe, error) {
- var mBSFNSubframes []*entities.MbsfnSubframe
-
- if mBSFN_Subframe_Infolist.list.count > 0 && mBSFN_Subframe_Infolist.list.count <= maxnoofMBSFN {
- count:=int(mBSFN_Subframe_Infolist.list.count)
- BSFN_Subframe_Infolist_slice := (*[1 << 30]*C.MBSFN_Subframe_Info_t)(unsafe.Pointer(mBSFN_Subframe_Infolist.list.array))[:count:count]
- for _, member := range BSFN_Subframe_Infolist_slice {
- mBSFNSubframe := &entities.MbsfnSubframe{RadioframeAllocationPeriod: entities.RadioframeAllocationPeriod(1 + member.radioframeAllocationPeriod)}
-
- mBSFNSubframe.RadioframeAllocationOffset = uint32(member.radioframeAllocationOffset)
-
- allocType, subframeAllocation, err:= getSubframeAllocation_choice(member.subframeAllocation)
- if err != nil {
- return nil, err
- }
- mBSFNSubframe.SubframeAllocation = subframeAllocation
- mBSFNSubframe.SubframeAllocationType = allocType
-
- mBSFNSubframes = append(mBSFNSubframes, mBSFNSubframe)
- }
- }
-
- return mBSFNSubframes, nil
-}
-
-func getPRACHConfiguration(prachConf *C.PRACH_Configuration_t) *entities.PrachConfiguration {
-
- var prachConfiguration *entities.PrachConfiguration
-
- prachConfiguration = &entities.PrachConfiguration{RootSequenceIndex: uint32(prachConf.rootSequenceIndex)}
- prachConfiguration.ZeroCorrelationZoneConfiguration = uint32(prachConf.zeroCorrelationIndex)
- prachConfiguration.HighSpeedFlag = prachConf.highSpeedFlag != 0
- prachConfiguration.PrachFrequencyOffset = uint32(prachConf.prach_FreqOffset)
- if prachConf.prach_ConfigIndex != nil {
- prachConfiguration.PrachConfigurationIndex = uint32(*prachConf.prach_ConfigIndex)
- }
-
- return prachConfiguration
-}
-func getServedCellsInfoExt(extIEs *C.ProtocolExtensionContainer_170P192_t, servedCellInfo *entities.ServedCellInfo) error {
-
- if extIEs != nil && extIEs.list.count > 0 {
- count:=int(extIEs.list.count)
- extIEs_slice := (*[1 << 30]*C.ServedCell_Information_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
- for _, member := range extIEs_slice {
- switch member.extensionValue.present {
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_Number_of_Antennaports:
- ports := (*C.Number_of_Antennaports_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- servedCellInfo.NumberOfAntennaPorts = entities.NumberOfAntennaPorts(1 + *ports)
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_PRACH_Configuration:
- prachConfiguration:= getPRACHConfiguration((*C.PRACH_Configuration_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
- servedCellInfo.PrachConfiguration = prachConfiguration
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_MBSFN_Subframe_Infolist:
- mBSFN_Subframe_Infolist, err := getMBSFN_Subframe_Infolist((*C.MBSFN_Subframe_Infolist_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
- if err != nil {
- return err
- }
- servedCellInfo.MbsfnSubframeInfos = mBSFN_Subframe_Infolist
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_CSG_Id:
- csgId := (*C.CSG_Id_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- servedCellInfo.CsgId = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(csgId.buf), C.int(csgId.size)))
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_MBMS_Service_Area_Identity_List:
- mBMS_Service_Area_Identity_List := (*C.MBMS_Service_Area_Identity_List_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- if mBMS_Service_Area_Identity_List.list.count > 0 && mBMS_Service_Area_Identity_List.list.count < maxnoofMBMSServiceAreaIdentities {
- count:= int(mBMS_Service_Area_Identity_List.list.count)
- mBMS_Service_Area_Identity_List_slice := (*[1 << 30]*C.MBMS_Service_Area_Identity_t)(unsafe.Pointer(mBMS_Service_Area_Identity_List.list.array))[:count:count]
- for _, identity := range mBMS_Service_Area_Identity_List_slice {
- servedCellInfo.MbmsServiceAreaIdentities = append(servedCellInfo.MbmsServiceAreaIdentities, fmt.Sprintf("%02x",C.GoBytes(unsafe.Pointer(identity.buf), C.int(identity.size))))
- }
- }
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_MultibandInfoList:
- multibandInfoList := (*C.MultibandInfoList_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- if multibandInfoList.list.count > 0 && multibandInfoList.list.count < maxnoofBands {
- count:= int(multibandInfoList.list.count)
- multibandInfoList_slice := (*[1 << 30]*C.BandInfo_t)(unsafe.Pointer(multibandInfoList.list.array))[:count:count]
- for _, bandInfo := range multibandInfoList_slice {
- servedCellInfo.MultibandInfos = append(servedCellInfo.MultibandInfos, uint32(bandInfo.freqBandIndicator))
- }
- }
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_FreqBandIndicatorPriority:
- priority := (*C.FreqBandIndicatorPriority_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- servedCellInfo.FreqBandIndicatorPriority = entities.FreqBandIndicatorPriority(1 + *priority)
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_BandwidthReducedSI:
- si := (*C.BandwidthReducedSI_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
- servedCellInfo.BandwidthReducedSi = entities.BandwidthReducedSI(1 + *si)
- case C.ServedCell_Information_ExtIEs__extensionValue_PR_ProtectedEUTRAResourceIndication:
- /*ignored*/
-
- }
-
- }
-
- }
-
- return nil
-}
-
-func getServedCellsNeighbour_Info(neighbour_Information*C.Neighbour_Information_t) ([]*entities.NeighbourInformation, error) {
- var neighbours []*entities.NeighbourInformation
-
- if neighbour_Information != nil && neighbour_Information.list.count > 0 && neighbour_Information.list.count <= maxnoofNeighbours {
- count:= int(neighbour_Information.list.count)
- neighbour_Information_slice := (*[1 << 30]*C.Neighbour_Information__Member)(unsafe.Pointer(neighbour_Information.list.array))[:count:count]
- for _, member := range neighbour_Information_slice {
-
- //pLMN_Identity:eUTRANcellIdentifier
- plmnId := C.GoBytes(unsafe.Pointer(member.eCGI.pLMN_Identity.buf), C.int(member.eCGI.pLMN_Identity.size))
- eUTRANcellIdentifier := C.GoBytes(unsafe.Pointer(member.eCGI.eUTRANcellIdentifier.buf), C.int(member.eCGI.eUTRANcellIdentifier.size))
- neighbourInfo := &entities.NeighbourInformation{Ecgi: fmt.Sprintf("%02x:%02x", plmnId, eUTRANcellIdentifier)}
-
- neighbourInfo.Pci = uint32(member.pCI)
-
- neighbourInfo.EarFcn = uint32(member.eARFCN)
-
- extIEs:= (*C.ProtocolExtensionContainer_170P172_t)(unsafe.Pointer(member.iE_Extensions))
- if extIEs != nil && extIEs.list.count > 0 {
- count:= int(extIEs.list.count)
- neighbour_Information_ExtIEs_slice := (*[1 << 30]*C.Neighbour_Information_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
- for _, neighbour_Information_ExtIE := range neighbour_Information_ExtIEs_slice {
- switch neighbour_Information_ExtIE.extensionValue.present {
- case C.Neighbour_Information_ExtIEs__extensionValue_PR_TAC:
- tac := (*C.TAC_t)(unsafe.Pointer(&neighbour_Information_ExtIE.extensionValue.choice[0]))
- neighbourInfo.Tac = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(tac.buf), C.int(tac.size)))
- case C.Neighbour_Information_ExtIEs__extensionValue_PR_EARFCNExtension:
- earFcn := (*C.EARFCNExtension_t)(unsafe.Pointer(&neighbour_Information_ExtIE.extensionValue.choice[0]))
- neighbourInfo.EarFcn = uint32(*earFcn)
- }
- }
- }
-
- neighbours = append(neighbours,neighbourInfo)
- }
- }
-
- return neighbours, nil
-}
-
-func getServedCells(servedCellsIE *C.ServedCells_t) ([]*entities.ServedCellInfo, error) {
- var servedCells []*entities.ServedCellInfo
-
- if servedCellsIE != nil && servedCellsIE.list.count > 0 && servedCellsIE.list.count < maxCellineNB {
- count:= int(servedCellsIE.list.count)
- servedCells__Member_slice := (*[1 << 30]*C.ServedCells__Member)(unsafe.Pointer(servedCellsIE.list.array))[:count:count]
- for _, member := range servedCells__Member_slice {
- servedCellInfo := &entities.ServedCellInfo{Pci: uint32(member.servedCellInfo.pCI)}
-
- //pLMN_Identity:eUTRANcellIdentifier
- plmnId := C.GoBytes(unsafe.Pointer(member.servedCellInfo.cellId.pLMN_Identity.buf), C.int(member.servedCellInfo.cellId.pLMN_Identity.size))
- eUTRANcellIdentifier := C.GoBytes(unsafe.Pointer(member.servedCellInfo.cellId.eUTRANcellIdentifier.buf), C.int(member.servedCellInfo.cellId.eUTRANcellIdentifier.size))
- servedCellInfo.CellId = fmt.Sprintf("%02x:%02x", plmnId, eUTRANcellIdentifier)
-
- servedCellInfo.Tac = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(member.servedCellInfo.tAC.buf), C.int(member.servedCellInfo.tAC.size)))
-
- if member.servedCellInfo.broadcastPLMNs.list.count > 0 && member.servedCellInfo.broadcastPLMNs.list.count <= maxnoofBPLMNs {
- count := int(member.servedCellInfo.broadcastPLMNs.list.count)
- pLMN_Identity_slice := (*[1 << 30]*C.PLMN_Identity_t)(unsafe.Pointer(member.servedCellInfo.broadcastPLMNs.list.array))[:count:count]
- for _, pLMN_Identity := range pLMN_Identity_slice {
- servedCellInfo.BroadcastPlmns = append(servedCellInfo.BroadcastPlmns, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(pLMN_Identity.buf), C.int(pLMN_Identity.size))))
- }
- }
-
- switch member.servedCellInfo.eUTRA_Mode_Info.present {
- case C.EUTRA_Mode_Info_PR_fDD:
- if fdd, err := getFDDInfo(*(**C.FDD_Info_t)(unsafe.Pointer(&member.servedCellInfo.eUTRA_Mode_Info.choice[0]))); fdd != nil && err == nil {
- servedCellInfo.ChoiceEutraMode, servedCellInfo.EutraMode = &entities.ChoiceEUTRAMode{Fdd: fdd}, entities.Eutra_FDD
- } else {
- return nil, err
- }
- case C.EUTRA_Mode_Info_PR_tDD:
- if tdd, err := getTDDInfo(*(**C.TDD_Info_t)(unsafe.Pointer(&member.servedCellInfo.eUTRA_Mode_Info.choice[0]))); tdd != nil && err == nil {
- servedCellInfo.ChoiceEutraMode, servedCellInfo.EutraMode = &entities.ChoiceEUTRAMode{Tdd: tdd}, entities.Eutra_TDD
- } else {
- return nil, err
- }
- }
-
- neighbours, err := getServedCellsNeighbour_Info(member.neighbour_Info)
- if err != nil {
- return nil, err
- }
- servedCellInfo.NeighbourInfos = neighbours
-
- if err := getServedCellsInfoExt((*C.ProtocolExtensionContainer_170P192_t)(unsafe.Pointer(member.servedCellInfo.iE_Extensions)), servedCellInfo); err != nil {
- return nil, err
- }
-
- servedCells = append(servedCells, servedCellInfo)
-
- }
- }
-
- return servedCells, nil
-}
-
-func getGUGroupIDList(guGroupIDList *C.GUGroupIDList_t) []string {
- var ids []string
-
- if guGroupIDList != nil && guGroupIDList.list.count > 0 && guGroupIDList.list.count <= maxPools {
- count:=int(guGroupIDList.list.count)
- guGroupIDList_slice := (*[1 << 30]*C.GU_Group_ID_t)(unsafe.Pointer(guGroupIDList.list.array))[:count:count]
- for _, guGroupID := range guGroupIDList_slice {
- plmnId := C.GoBytes(unsafe.Pointer(guGroupID.pLMN_Identity.buf), C.int(guGroupID.pLMN_Identity.size))
- mME_Group_ID := C.GoBytes(unsafe.Pointer(guGroupID.mME_Group_ID.buf), C.int(guGroupID.mME_Group_ID.size))
- ids = append(ids, fmt.Sprintf("%02x:%02x", plmnId, mME_Group_ID))
- }
- }
-
- return ids
-}
-
-// Populate the ENB structure with data from the pdu
-// Return the ENB and the associated key which can later be used to retrieve the ENB from the database.
-func x2SetupResponseToProtobuf(pdu *C.E2AP_PDU_t) (*entities.GlobalNbId, *entities.Enb, error) {
- var globalNbId *entities.GlobalNbId
-
- enb := entities.Enb{}
-
- if pdu.present == C.E2AP_PDU_PR_successfulOutcome {
- //dereference a union of pointers (C union is represented as a byte array with the size of the largest member)
- successfulOutcome := *(**C.SuccessfulOutcome_t)(unsafe.Pointer(&pdu.choice[0]))
- if successfulOutcome != nil && successfulOutcome.value.present == C.SuccessfulOutcome__value_PR_X2SetupResponse {
- x2SetupResponse := (*C.X2SetupResponse_t)(unsafe.Pointer(&successfulOutcome.value.choice[0]))
- if x2SetupResponse != nil && x2SetupResponse.protocolIEs.list.count > 0 {
- count := int(x2SetupResponse.protocolIEs.list.count)
- x2SetupResponse_IEs_slice := (*[1 << 30]*C.X2SetupResponse_IEs_t)(unsafe.Pointer(x2SetupResponse.protocolIEs.list.array))[:count:count]
- for _, x2SetupResponse_IE := range x2SetupResponse_IEs_slice {
- switch x2SetupResponse_IE.value.present {
- case C.X2SetupResponse_IEs__value_PR_GlobalENB_ID:
- globalENB_ID := (*C.GlobalENB_ID_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0]))
- plmnId := C.GoBytes(unsafe.Pointer(globalENB_ID.pLMN_Identity.buf), C.int(globalENB_ID.pLMN_Identity.size))
- enbType, enbVal:= getENB_ID_choice(globalENB_ID.eNB_ID)
-
- globalNbId = &entities.GlobalNbId{}
- globalNbId.NbId = fmt.Sprintf("%02x", enbVal)
- globalNbId.PlmnId = fmt.Sprintf("%02x", plmnId)
- enb.EnbType = enbType
-
- case C.X2SetupResponse_IEs__value_PR_ServedCells:
- ServedCells, err := getServedCells((*C.ServedCells_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0])))
- if err != nil {
- return globalNbId, nil, err
- }
- enb.ServedCells = ServedCells
- case C.X2SetupResponse_IEs__value_PR_GUGroupIDList:
- enb.GuGroupIds= getGUGroupIDList((*C.GUGroupIDList_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0])))
- case C.X2SetupResponse_IEs__value_PR_CriticalityDiagnostics:
- /*ignored*/
- case C.X2SetupResponse_IEs__value_PR_LHN_ID:
- /*ignored*/
- }
- }
- }
- }
- }
-
-
- return globalNbId, &enb, nil
-}
-
-func unpackX2SetupResponseAndExtract(logger *logger.Logger, allocationBufferSize int, packedBufferSize int, packedBuf []byte, maxMessageBufferSize int) (*entities.GlobalNbId, *entities.Enb, error) {
- pdu, err := unpackX2apPdu(logger, allocationBufferSize, packedBufferSize, packedBuf, maxMessageBufferSize)
- if err != nil {
- return nil, nil, err
- }
-
- defer C.delete_pdu(pdu)
- return x2SetupResponseToProtobuf(pdu)
-}
-