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../asn1codec/inc/ -I../asn1codec/e2ap_engine/
21 // #cgo LDFLAGS: -L ../asn1codec/lib/ -L../asn1codec/e2ap_engine/ -le2ap_codec -lasncodec
22 // #include <asn1codec_utils.h>
23 // #include <x2setup_response_wrapper.h>
28 "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
32 type EndcSetupFailureResponseConverter struct {
36 type IEndcSetupFailureResponseConverter interface {
37 UnpackEndcSetupFailureResponseAndExtract(packedBuf []byte) (*entities.SetupFailure, error)
40 func NewEndcSetupFailureResponseConverter(logger *logger.Logger) *EndcSetupFailureResponseConverter {
41 return &EndcSetupFailureResponseConverter{
47 // Populate and return the EN-DC/X2 setup response failure structure with data from the pdu
48 func endcX2SetupFailureResponseToProtobuf(pdu *C.E2AP_PDU_t) (*entities.SetupFailure, error) {
49 setupFailure := entities.SetupFailure{}
51 if pdu.present == C.E2AP_PDU_PR_unsuccessfulOutcome {
52 //dereference a union of pointers (C union is represented as a byte array with the size of the largest member)
53 unsuccessfulOutcome := *(**C.UnsuccessfulOutcome_t)(unsafe.Pointer(&pdu.choice[0]))
54 if unsuccessfulOutcome != nil && unsuccessfulOutcome.value.present == C.UnsuccessfulOutcome__value_PR_ENDCX2SetupFailure {
55 endcX2SetupFailure := (*C.ENDCX2SetupFailure_t)(unsafe.Pointer(&unsuccessfulOutcome.value.choice[0]))
56 if endcX2SetupFailure != nil && endcX2SetupFailure.protocolIEs.list.count > 0 {
57 count:=int(endcX2SetupFailure.protocolIEs.list.count)
58 endcX2SetupFailure_IEs_slice := (*[1 << 30]*C.ENDCX2SetupFailure_IEs_t)(unsafe.Pointer(endcX2SetupFailure.protocolIEs.list.array))[:count:count]
59 for _, endcX2SetupFailure_IE := range endcX2SetupFailure_IEs_slice {
60 if endcX2SetupFailure_IE != nil {
61 switch endcX2SetupFailure_IE.value.present {
62 case C.ENDCX2SetupFailure_IEs__value_PR_Cause:
63 causeIE := (*C.Cause_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))
64 err := getCause(causeIE, &setupFailure)
68 case C.ENDCX2SetupFailure_IEs__value_PR_TimeToWait:
69 setupFailure.TimeToWait = entities.TimeToWait(1 + *((*C.TimeToWait_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))))
70 case C.ENDCX2SetupFailure_IEs__value_PR_CriticalityDiagnostics:
71 cdIE := (*C.CriticalityDiagnostics_t)(unsafe.Pointer(&endcX2SetupFailure_IE.value.choice[0]))
72 if cd, err := getCriticalityDiagnostics(cdIE); err == nil {
73 setupFailure.CriticalityDiagnostics = cd
84 return &setupFailure, nil
87 func (c *EndcSetupFailureResponseConverter) UnpackEndcSetupFailureResponseAndExtract(packedBuf []byte) (*entities.SetupFailure, error) {
88 pdu, err := UnpackX2apPdu(c.logger, e2pdus.MaxAsn1CodecAllocationBufferSize, len(packedBuf), packedBuf, e2pdus.MaxAsn1CodecMessageBufferSize)
93 defer C.delete_pdu(pdu)
95 return endcX2SetupFailureResponseToProtobuf(pdu)