--- /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.
+
+// This source code is part of the near-RT RIC (RAN Intelligent Controller)
+// platform project (RICP).
+
+
+package converters
+
+// #cgo CFLAGS: -I../3rdparty/asn1codec/inc/ -I../3rdparty/asn1codec/e2ap_engine/
+// #cgo LDFLAGS: -L ../3rdparty/asn1codec/lib/ -L../3rdparty/asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
+// #include <asn1codec_utils.h>
+// #include <x2setup_response_wrapper.h>
+import "C"
+import (
+ "e2mgr/e2pdus"
+ "e2mgr/logger"
+ "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
+ "unsafe"
+)
+
+type EndcSetupFailureResponseConverter struct {
+ logger *logger.Logger
+}
+
+type IEndcSetupFailureResponseConverter interface {
+ UnpackEndcSetupFailureResponseAndExtract(packedBuf []byte) (*entities.SetupFailure, error)
+}
+
+func NewEndcSetupFailureResponseConverter(logger *logger.Logger) *EndcSetupFailureResponseConverter {
+ return &EndcSetupFailureResponseConverter{
+ logger: logger,
+ }
+}
+
+
+// Populate and return the EN-DC/X2 setup response failure structure with data from the pdu
+func endcX2SetupFailureResponseToProtobuf(pdu *C.E2AP_PDU_t) (*entities.SetupFailure, error) {
+ setupFailure := entities.SetupFailure{}
+
+ if pdu.present == C.E2AP_PDU_PR_unsuccessfulOutcome {
+ //dereference a union of pointers (C union is represented as a byte array with the size of the largest member)
+ unsuccessfulOutcome := *(**C.UnsuccessfulOutcome_t)(unsafe.Pointer(&pdu.choice[0]))
+ if unsuccessfulOutcome != nil && unsuccessfulOutcome.value.present == C.UnsuccessfulOutcome__value_PR_ENDCX2SetupFailure {
+ endcX2SetupFailure := (*C.ENDCX2SetupFailure_t)(unsafe.Pointer(&unsuccessfulOutcome.value.choice[0]))
+ if endcX2SetupFailure != nil && endcX2SetupFailure.protocolIEs.list.count > 0 {
+ count:=int(endcX2SetupFailure.protocolIEs.list.count)
+ endcX2SetupFailure_IEs_slice := (*[1 << 30]*C.ENDCX2SetupFailure_IEs_t)(unsafe.Pointer(endcX2SetupFailure.protocolIEs.list.array))[:count:count]
+ for _, endcX2SetupFailure_IE := range endcX2SetupFailure_IEs_slice {
+ if endcX2SetupFailure_IE != nil {
+ switch endcX2SetupFailure_IE.value.present {
+ case C.ENDCX2SetupFailure_IEs__value_PR_Cause:
+ causeIE := (*C.Cause_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))
+ err := getCause(causeIE, &setupFailure)
+ if err != nil {
+ return nil, err
+ }
+ case C.ENDCX2SetupFailure_IEs__value_PR_TimeToWait:
+ setupFailure.TimeToWait = entities.TimeToWait(1 + *((*C.TimeToWait_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))))
+ case C.ENDCX2SetupFailure_IEs__value_PR_CriticalityDiagnostics:
+ cdIE := (*C.CriticalityDiagnostics_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))
+ if cd, err := getCriticalityDiagnostics(cdIE); err == nil {
+ setupFailure.CriticalityDiagnostics = cd
+ } else {
+ return nil, err
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return &setupFailure, nil
+}
+
+func (c *EndcSetupFailureResponseConverter) UnpackEndcSetupFailureResponseAndExtract(packedBuf []byte) (*entities.SetupFailure, error) {
+ pdu, err := UnpackX2apPdu(c.logger, e2pdus.MaxAsn1CodecAllocationBufferSize, len(packedBuf), packedBuf, e2pdus.MaxAsn1CodecMessageBufferSize)
+ if err != nil {
+ return nil, err
+ }
+
+ defer C.delete_pdu(pdu)
+
+ return endcX2SetupFailureResponseToProtobuf(pdu)
+}