2 // Copyright 2019 AT&T Intellectual Property
3 // Copyright 2019 Nokia
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
9 // http://www.apache.org/licenses/LICENSE-2.0
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
20 // #cgo CFLAGS: -I../3rdparty/asn1codec/inc/ -I../3rdparty/asn1codec/e2ap_engine/
21 // #cgo LDFLAGS: -L ../3rdparty/asn1codec/lib/ -L../3rdparty/asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
22 // #include <asn1codec_utils.h>
23 // #include <x2setup_response_wrapper.h>
29 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
30 "github.com/pkg/errors"
38 maxnoofMBMSServiceAreaIdentities = 256
41 maxnoofNeighbours = 512
44 type X2SetupResponseConverter struct {
48 type IX2SetupResponseConverter interface {
49 UnpackX2SetupResponseAndExtract(packedBuf []byte) (*entities.GlobalNbId, *entities.Enb, error)
52 func NewX2SetupResponseConverter(logger *logger.Logger) *X2SetupResponseConverter {
53 return &X2SetupResponseConverter{
58 // The following are possible values of a choice field, find which the pdu contains.
59 func getENB_ID_choice(eNB_ID C.ENB_ID_t) (entities.EnbType, []byte) {
61 enbIdAsBitString := (*C.BIT_STRING_t)(unsafe.Pointer(&eNB_ID.choice[0]))
62 switch eNB_ID.present {
63 case C.ENB_ID_PR_macro_eNB_ID:
64 return entities.EnbType_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
65 case C.ENB_ID_PR_home_eNB_ID:
66 return entities.EnbType_HOME_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
67 case C.ENB_ID_PR_short_Macro_eNB_ID:
68 return entities.EnbType_SHORT_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
69 case C.ENB_ID_PR_long_Macro_eNB_ID:
70 return entities.EnbType_LONG_MACRO_ENB, C.GoBytes(unsafe.Pointer(enbIdAsBitString.buf), C.int(enbIdAsBitString.size))
73 return entities.EnbType_UNKNOWN_ENB_TYPE, nil
76 func getFDDInfo(fdd *C.FDD_Info_t) (*entities.FddInfo, error) {
77 var fddInfo *entities.FddInfo
80 fddInfo = &entities.FddInfo{UlearFcn: uint32(fdd.uL_EARFCN)}
81 fddInfo.DlearFcn = uint32(fdd.dL_EARFCN)
82 fddInfo.UlTransmissionBandwidth = entities.TransmissionBandwidth(1 + fdd.uL_Transmission_Bandwidth)
83 fddInfo.DlTransmissionBandwidth = entities.TransmissionBandwidth(1 + fdd.dL_Transmission_Bandwidth)
85 extIEs := (*C.ProtocolExtensionContainer_170P145_t)(unsafe.Pointer(fdd.iE_Extensions))
86 if extIEs != nil && extIEs.list.count > 0 {
87 count := int(extIEs.list.count)
88 extIEs_slice := (*[1 << 30]*C.FDD_Info_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
89 for _, member := range extIEs_slice {
90 switch member.extensionValue.present {
91 case C.FDD_Info_ExtIEs__extensionValue_PR_EARFCNExtension:
92 eARFCNExtension := (*C.EARFCNExtension_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
93 if member.id == C.ProtocolIE_ID_id_UL_EARFCNExtension {
94 fddInfo.UlearFcn = uint32(*eARFCNExtension)
96 if member.id == C.ProtocolIE_ID_id_DL_EARFCNExtension {
97 fddInfo.DlearFcn = uint32(*eARFCNExtension)
99 case C.FDD_Info_ExtIEs__extensionValue_PR_OffsetOfNbiotChannelNumberToEARFCN:
101 case C.FDD_Info_ExtIEs__extensionValue_PR_NRS_NSSS_PowerOffset:
103 case C.FDD_Info_ExtIEs__extensionValue_PR_NSSS_NumOccasionDifferentPrecoder:
113 func getSpecialSubframeInfo(info C.SpecialSubframe_Info_t) *entities.SpecialSubframeInfo {
114 specialSubframeInfo := entities.SpecialSubframeInfo{}
116 specialSubframeInfo.SpecialSubframePatterns = entities.SpecialSubframe_Patterns(1 + info.specialSubframePatterns)
117 specialSubframeInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
118 specialSubframeInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
120 return &specialSubframeInfo
123 func getAdditionalSpecialSubframeInfo(info *C.AdditionalSpecialSubframe_Info_t) *entities.AdditionalSpecialSubframeInfo {
124 additionalSpecialSubframeInfo := &entities.AdditionalSpecialSubframeInfo{AdditionalSpecialSubframePatterns: entities.AdditionalSpecialSubframe_Patterns(1 + info.additionalspecialSubframePatterns)}
126 additionalSpecialSubframeInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
127 additionalSpecialSubframeInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
129 return additionalSpecialSubframeInfo
132 func getAdditionalSpecialSubframeExtensionInfo(info *C.AdditionalSpecialSubframeExtension_Info_t) *entities.AdditionalSpecialSubframeExtensionInfo {
133 additionalSpecialSubframeExtensionInfo := &entities.AdditionalSpecialSubframeExtensionInfo{AdditionalSpecialSubframePatternsExtension: entities.AdditionalSpecialSubframePatterns_Extension(1 + info.additionalspecialSubframePatternsExtension)}
135 additionalSpecialSubframeExtensionInfo.CyclicPrefixDl = entities.CyclicPrefix(1 + info.cyclicPrefixDL)
136 additionalSpecialSubframeExtensionInfo.CyclicPrefixUl = entities.CyclicPrefix(1 + info.cyclicPrefixUL)
138 return additionalSpecialSubframeExtensionInfo
141 func getTDDInfo(tdd *C.TDD_Info_t) (*entities.TddInfo, error) {
142 var tddInfo *entities.TddInfo
145 tddInfo = &entities.TddInfo{EarFcn: uint32(tdd.eARFCN)}
146 tddInfo.TransmissionBandwidth = entities.TransmissionBandwidth(1 + tdd.transmission_Bandwidth)
147 tddInfo.SubframeAssignment = entities.SubframeAssignment(1 + tdd.subframeAssignment)
149 tddInfo.SpecialSubframeInfo = getSpecialSubframeInfo(tdd.specialSubframe_Info)
151 extIEs := (*C.ProtocolExtensionContainer_170P206_t)(unsafe.Pointer(tdd.iE_Extensions))
152 if extIEs != nil && extIEs.list.count > 0 {
153 count := int(extIEs.list.count)
154 extIEs_slice := (*[1 << 30]*C.TDD_Info_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
155 for _, member := range extIEs_slice {
156 switch member.extensionValue.present {
157 case C.TDD_Info_ExtIEs__extensionValue_PR_AdditionalSpecialSubframe_Info:
158 tddInfo.AdditionalSpecialSubframeInfo = getAdditionalSpecialSubframeInfo((*C.AdditionalSpecialSubframe_Info_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
159 case C.TDD_Info_ExtIEs__extensionValue_PR_EARFCNExtension:
160 tddInfo.EarFcn = uint32(*(*C.EARFCNExtension_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
161 case C.TDD_Info_ExtIEs__extensionValue_PR_AdditionalSpecialSubframeExtension_Info:
162 tddInfo.AdditionalSpecialSubframeExtensionInfo = getAdditionalSpecialSubframeExtensionInfo((*C.AdditionalSpecialSubframeExtension_Info_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
171 // The following are possible values of a choice field, find which the pdu contains.
172 func getSubframeAllocation_choice(subframeAllocation C.SubframeAllocation_t) (entities.SubframeAllocationType, string, error) {
174 switch subframeAllocation.present {
175 case C.SubframeAllocation_PR_oneframe:
176 frameAllocation := (*C.Oneframe_t)(unsafe.Pointer(&subframeAllocation.choice[0]))
177 return entities.SubframeAllocationType_ONE_FRAME, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(frameAllocation.buf), C.int(frameAllocation.size))), nil
178 case C.SubframeAllocation_PR_fourframes:
179 frameAllocation := (*C.Fourframes_t)(unsafe.Pointer(&subframeAllocation.choice[0]))
180 return entities.SubframeAllocationType_FOUR_FRAME, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(frameAllocation.buf), C.int(frameAllocation.size))), nil
182 return entities.SubframeAllocationType_UNKNOWN_SUBFRAME_ALLOCATION_TYPE, "", errors.Errorf("unexpected subframe allocation choice")
185 func getMBSFN_Subframe_Infolist(mBSFN_Subframe_Infolist *C.MBSFN_Subframe_Infolist_t) ([]*entities.MbsfnSubframe, error) {
186 var mBSFNSubframes []*entities.MbsfnSubframe
188 if mBSFN_Subframe_Infolist.list.count > 0 && mBSFN_Subframe_Infolist.list.count <= maxnoofMBSFN {
189 count := int(mBSFN_Subframe_Infolist.list.count)
190 BSFN_Subframe_Infolist_slice := (*[1 << 30]*C.MBSFN_Subframe_Info_t)(unsafe.Pointer(mBSFN_Subframe_Infolist.list.array))[:count:count]
191 for _, member := range BSFN_Subframe_Infolist_slice {
192 mBSFNSubframe := &entities.MbsfnSubframe{RadioframeAllocationPeriod: entities.RadioframeAllocationPeriod(1 + member.radioframeAllocationPeriod)}
194 mBSFNSubframe.RadioframeAllocationOffset = uint32(member.radioframeAllocationOffset)
196 allocType, subframeAllocation, err := getSubframeAllocation_choice(member.subframeAllocation)
200 mBSFNSubframe.SubframeAllocation = subframeAllocation
201 mBSFNSubframe.SubframeAllocationType = allocType
203 mBSFNSubframes = append(mBSFNSubframes, mBSFNSubframe)
207 return mBSFNSubframes, nil
210 func getPRACHConfiguration(prachConf *C.PRACH_Configuration_t) *entities.PrachConfiguration {
212 var prachConfiguration *entities.PrachConfiguration
214 prachConfiguration = &entities.PrachConfiguration{RootSequenceIndex: uint32(prachConf.rootSequenceIndex)}
215 prachConfiguration.ZeroCorrelationZoneConfiguration = uint32(prachConf.zeroCorrelationIndex)
216 prachConfiguration.HighSpeedFlag = prachConf.highSpeedFlag != 0
217 prachConfiguration.PrachFrequencyOffset = uint32(prachConf.prach_FreqOffset)
218 if prachConf.prach_ConfigIndex != nil {
219 prachConfiguration.PrachConfigurationIndex = uint32(*prachConf.prach_ConfigIndex)
222 return prachConfiguration
224 func getServedCellsInfoExt(extIEs *C.ProtocolExtensionContainer_170P192_t, servedCellInfo *entities.ServedCellInfo) error {
226 if extIEs != nil && extIEs.list.count > 0 {
227 count := int(extIEs.list.count)
228 extIEs_slice := (*[1 << 30]*C.ServedCell_Information_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
229 for _, member := range extIEs_slice {
230 switch member.extensionValue.present {
231 case C.ServedCell_Information_ExtIEs__extensionValue_PR_Number_of_Antennaports:
232 ports := (*C.Number_of_Antennaports_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
233 servedCellInfo.NumberOfAntennaPorts = entities.NumberOfAntennaPorts(1 + *ports)
234 case C.ServedCell_Information_ExtIEs__extensionValue_PR_PRACH_Configuration:
235 prachConfiguration := getPRACHConfiguration((*C.PRACH_Configuration_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
236 servedCellInfo.PrachConfiguration = prachConfiguration
237 case C.ServedCell_Information_ExtIEs__extensionValue_PR_MBSFN_Subframe_Infolist:
238 mBSFN_Subframe_Infolist, err := getMBSFN_Subframe_Infolist((*C.MBSFN_Subframe_Infolist_t)(unsafe.Pointer(&member.extensionValue.choice[0])))
242 servedCellInfo.MbsfnSubframeInfos = mBSFN_Subframe_Infolist
243 case C.ServedCell_Information_ExtIEs__extensionValue_PR_CSG_Id:
244 csgId := (*C.CSG_Id_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
245 servedCellInfo.CsgId = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(csgId.buf), C.int(csgId.size)))
246 case C.ServedCell_Information_ExtIEs__extensionValue_PR_MBMS_Service_Area_Identity_List:
247 mBMS_Service_Area_Identity_List := (*C.MBMS_Service_Area_Identity_List_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
248 if mBMS_Service_Area_Identity_List.list.count > 0 && mBMS_Service_Area_Identity_List.list.count < maxnoofMBMSServiceAreaIdentities {
249 count := int(mBMS_Service_Area_Identity_List.list.count)
250 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]
251 for _, identity := range mBMS_Service_Area_Identity_List_slice {
252 servedCellInfo.MbmsServiceAreaIdentities = append(servedCellInfo.MbmsServiceAreaIdentities, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(identity.buf), C.int(identity.size))))
255 case C.ServedCell_Information_ExtIEs__extensionValue_PR_MultibandInfoList:
256 multibandInfoList := (*C.MultibandInfoList_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
257 if multibandInfoList.list.count > 0 && multibandInfoList.list.count < maxnoofBands {
258 count := int(multibandInfoList.list.count)
259 multibandInfoList_slice := (*[1 << 30]*C.BandInfo_t)(unsafe.Pointer(multibandInfoList.list.array))[:count:count]
260 for _, bandInfo := range multibandInfoList_slice {
261 servedCellInfo.MultibandInfos = append(servedCellInfo.MultibandInfos, uint32(bandInfo.freqBandIndicator))
264 case C.ServedCell_Information_ExtIEs__extensionValue_PR_FreqBandIndicatorPriority:
265 priority := (*C.FreqBandIndicatorPriority_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
266 servedCellInfo.FreqBandIndicatorPriority = entities.FreqBandIndicatorPriority(1 + *priority)
267 case C.ServedCell_Information_ExtIEs__extensionValue_PR_BandwidthReducedSI:
268 si := (*C.BandwidthReducedSI_t)(unsafe.Pointer(&member.extensionValue.choice[0]))
269 servedCellInfo.BandwidthReducedSi = entities.BandwidthReducedSI(1 + *si)
270 case C.ServedCell_Information_ExtIEs__extensionValue_PR_ProtectedEUTRAResourceIndication:
282 func getServedCellsNeighbour_Info(neighbour_Information *C.Neighbour_Information_t) ([]*entities.NeighbourInformation, error) {
283 var neighbours []*entities.NeighbourInformation
285 if neighbour_Information != nil && neighbour_Information.list.count > 0 && neighbour_Information.list.count <= maxnoofNeighbours {
286 count := int(neighbour_Information.list.count)
287 neighbour_Information_slice := (*[1 << 30]*C.Neighbour_Information__Member)(unsafe.Pointer(neighbour_Information.list.array))[:count:count]
288 for _, member := range neighbour_Information_slice {
290 //pLMN_Identity:eUTRANcellIdentifier
291 plmnId := C.GoBytes(unsafe.Pointer(member.eCGI.pLMN_Identity.buf), C.int(member.eCGI.pLMN_Identity.size))
292 eUTRANcellIdentifier := C.GoBytes(unsafe.Pointer(member.eCGI.eUTRANcellIdentifier.buf), C.int(member.eCGI.eUTRANcellIdentifier.size))
293 neighbourInfo := &entities.NeighbourInformation{Ecgi: fmt.Sprintf("%02x:%02x", plmnId, eUTRANcellIdentifier)}
295 neighbourInfo.Pci = uint32(member.pCI)
297 neighbourInfo.EarFcn = uint32(member.eARFCN)
299 extIEs := (*C.ProtocolExtensionContainer_170P172_t)(unsafe.Pointer(member.iE_Extensions))
300 if extIEs != nil && extIEs.list.count > 0 {
301 count := int(extIEs.list.count)
302 neighbour_Information_ExtIEs_slice := (*[1 << 30]*C.Neighbour_Information_ExtIEs_t)(unsafe.Pointer(extIEs.list.array))[:count:count]
303 for _, neighbour_Information_ExtIE := range neighbour_Information_ExtIEs_slice {
304 switch neighbour_Information_ExtIE.extensionValue.present {
305 case C.Neighbour_Information_ExtIEs__extensionValue_PR_TAC:
306 tac := (*C.TAC_t)(unsafe.Pointer(&neighbour_Information_ExtIE.extensionValue.choice[0]))
307 neighbourInfo.Tac = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(tac.buf), C.int(tac.size)))
308 case C.Neighbour_Information_ExtIEs__extensionValue_PR_EARFCNExtension:
309 earFcn := (*C.EARFCNExtension_t)(unsafe.Pointer(&neighbour_Information_ExtIE.extensionValue.choice[0]))
310 neighbourInfo.EarFcn = uint32(*earFcn)
315 neighbours = append(neighbours, neighbourInfo)
319 return neighbours, nil
322 func getServedCells(servedCellsIE *C.ServedCells_t) ([]*entities.ServedCellInfo, error) {
323 var servedCells []*entities.ServedCellInfo
325 if servedCellsIE != nil && servedCellsIE.list.count > 0 && servedCellsIE.list.count < maxCellineNB {
326 count := int(servedCellsIE.list.count)
327 servedCells__Member_slice := (*[1 << 30]*C.ServedCells__Member)(unsafe.Pointer(servedCellsIE.list.array))[:count:count]
328 for _, member := range servedCells__Member_slice {
329 servedCellInfo := &entities.ServedCellInfo{Pci: uint32(member.servedCellInfo.pCI)}
331 //pLMN_Identity:eUTRANcellIdentifier
332 plmnId := C.GoBytes(unsafe.Pointer(member.servedCellInfo.cellId.pLMN_Identity.buf), C.int(member.servedCellInfo.cellId.pLMN_Identity.size))
333 eUTRANcellIdentifier := C.GoBytes(unsafe.Pointer(member.servedCellInfo.cellId.eUTRANcellIdentifier.buf), C.int(member.servedCellInfo.cellId.eUTRANcellIdentifier.size))
334 servedCellInfo.CellId = fmt.Sprintf("%02x:%02x", plmnId, eUTRANcellIdentifier)
336 servedCellInfo.Tac = fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(member.servedCellInfo.tAC.buf), C.int(member.servedCellInfo.tAC.size)))
338 if member.servedCellInfo.broadcastPLMNs.list.count > 0 && member.servedCellInfo.broadcastPLMNs.list.count <= maxnoofBPLMNs {
339 count := int(member.servedCellInfo.broadcastPLMNs.list.count)
340 pLMN_Identity_slice := (*[1 << 30]*C.PLMN_Identity_t)(unsafe.Pointer(member.servedCellInfo.broadcastPLMNs.list.array))[:count:count]
341 for _, pLMN_Identity := range pLMN_Identity_slice {
342 servedCellInfo.BroadcastPlmns = append(servedCellInfo.BroadcastPlmns, fmt.Sprintf("%02x", C.GoBytes(unsafe.Pointer(pLMN_Identity.buf), C.int(pLMN_Identity.size))))
346 switch member.servedCellInfo.eUTRA_Mode_Info.present {
347 case C.EUTRA_Mode_Info_PR_fDD:
348 if fdd, err := getFDDInfo(*(**C.FDD_Info_t)(unsafe.Pointer(&member.servedCellInfo.eUTRA_Mode_Info.choice[0]))); fdd != nil && err == nil {
349 servedCellInfo.ChoiceEutraMode, servedCellInfo.EutraMode = &entities.ChoiceEUTRAMode{Fdd: fdd}, entities.Eutra_FDD
353 case C.EUTRA_Mode_Info_PR_tDD:
354 if tdd, err := getTDDInfo(*(**C.TDD_Info_t)(unsafe.Pointer(&member.servedCellInfo.eUTRA_Mode_Info.choice[0]))); tdd != nil && err == nil {
355 servedCellInfo.ChoiceEutraMode, servedCellInfo.EutraMode = &entities.ChoiceEUTRAMode{Tdd: tdd}, entities.Eutra_TDD
361 neighbours, err := getServedCellsNeighbour_Info(member.neighbour_Info)
365 servedCellInfo.NeighbourInfos = neighbours
367 if err := getServedCellsInfoExt((*C.ProtocolExtensionContainer_170P192_t)(unsafe.Pointer(member.servedCellInfo.iE_Extensions)), servedCellInfo); err != nil {
371 servedCells = append(servedCells, servedCellInfo)
376 return servedCells, nil
379 func getGUGroupIDList(guGroupIDList *C.GUGroupIDList_t) []string {
382 if guGroupIDList != nil && guGroupIDList.list.count > 0 && guGroupIDList.list.count <= maxPools {
383 count := int(guGroupIDList.list.count)
384 guGroupIDList_slice := (*[1 << 30]*C.GU_Group_ID_t)(unsafe.Pointer(guGroupIDList.list.array))[:count:count]
385 for _, guGroupID := range guGroupIDList_slice {
386 plmnId := C.GoBytes(unsafe.Pointer(guGroupID.pLMN_Identity.buf), C.int(guGroupID.pLMN_Identity.size))
387 mME_Group_ID := C.GoBytes(unsafe.Pointer(guGroupID.mME_Group_ID.buf), C.int(guGroupID.mME_Group_ID.size))
388 ids = append(ids, fmt.Sprintf("%02x:%02x", plmnId, mME_Group_ID))
395 // Populate the ENB structure with data from the pdu
396 // Return the ENB and the associated key which can later be used to retrieve the ENB from the database.
397 func x2SetupResponseToProtobuf(pdu *C.E2AP_PDU_t) (*entities.GlobalNbId, *entities.Enb, error) {
398 var globalNbId *entities.GlobalNbId
400 enb := entities.Enb{}
402 if pdu.present == C.E2AP_PDU_PR_successfulOutcome {
403 //dereference a union of pointers (C union is represented as a byte array with the size of the largest member)
404 successfulOutcome := *(**C.SuccessfulOutcome_t)(unsafe.Pointer(&pdu.choice[0]))
405 if successfulOutcome != nil && successfulOutcome.value.present == C.SuccessfulOutcome__value_PR_X2SetupResponse {
406 x2SetupResponse := (*C.X2SetupResponse_t)(unsafe.Pointer(&successfulOutcome.value.choice[0]))
407 if x2SetupResponse != nil && x2SetupResponse.protocolIEs.list.count > 0 {
408 count := int(x2SetupResponse.protocolIEs.list.count)
409 x2SetupResponse_IEs_slice := (*[1 << 30]*C.X2SetupResponse_IEs_t)(unsafe.Pointer(x2SetupResponse.protocolIEs.list.array))[:count:count]
410 for _, x2SetupResponse_IE := range x2SetupResponse_IEs_slice {
411 switch x2SetupResponse_IE.value.present {
412 case C.X2SetupResponse_IEs__value_PR_GlobalENB_ID:
413 globalENB_ID := (*C.GlobalENB_ID_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0]))
414 plmnId := C.GoBytes(unsafe.Pointer(globalENB_ID.pLMN_Identity.buf), C.int(globalENB_ID.pLMN_Identity.size))
415 enbType, enbVal := getENB_ID_choice(globalENB_ID.eNB_ID)
417 globalNbId = &entities.GlobalNbId{}
418 globalNbId.NbId = fmt.Sprintf("%02x", enbVal)
419 globalNbId.PlmnId = fmt.Sprintf("%02x", plmnId)
420 enb.EnbType = enbType
422 case C.X2SetupResponse_IEs__value_PR_ServedCells:
423 ServedCells, err := getServedCells((*C.ServedCells_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0])))
425 return globalNbId, nil, err
427 enb.ServedCells = ServedCells
428 case C.X2SetupResponse_IEs__value_PR_GUGroupIDList:
429 enb.GuGroupIds = getGUGroupIDList((*C.GUGroupIDList_t)(unsafe.Pointer(&x2SetupResponse_IE.value.choice[0])))
430 case C.X2SetupResponse_IEs__value_PR_CriticalityDiagnostics:
432 case C.X2SetupResponse_IEs__value_PR_LHN_ID:
440 return globalNbId, &enb, nil
443 func (c *X2SetupResponseConverter) UnpackX2SetupResponseAndExtract(packedBuf []byte) (*entities.GlobalNbId, *entities.Enb, error) {
444 pdu, err := UnpackX2apPdu(c.logger, e2pdus.MaxAsn1CodecAllocationBufferSize, len(packedBuf), packedBuf, e2pdus.MaxAsn1CodecMessageBufferSize)
449 defer C.delete_pdu(pdu)
450 return x2SetupResponseToProtobuf(pdu)