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Use (CU-initiated) F1 Reset Acknowledgement in stack

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This commit is contained in:
Robert Schmidt
2025-02-11 13:20:28 +01:00
parent df365d9a2d
commit ff106c41a3
7 changed files with 40 additions and 35 deletions
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openair2/F1AP/f1ap_du_interface_management.c
+12 -26
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@@ -117,35 +117,21 @@ int DU_handle_RESET(instance_t instance, sctp_assoc_t assoc_id, uint32_t stream,
int DU_send_RESET_ACKNOWLEDGE(sctp_assoc_t assoc_id, const f1ap_reset_ack_t *ack)
{
F1AP_F1AP_PDU_t pdu= {0};
uint8_t *buffer;
uint32_t len;
/* Create */
/* 0. pdu Type */
pdu.present = F1AP_F1AP_PDU_PR_successfulOutcome;
asn1cCalloc(pdu.choice.successfulOutcome, successMsg);
successMsg->procedureCode = F1AP_ProcedureCode_id_Reset;
successMsg->criticality = F1AP_Criticality_reject;
successMsg->value.present = F1AP_SuccessfulOutcome__value_PR_ResetAcknowledge;
F1AP_ResetAcknowledge_t *f1ResetAcknowledge = &successMsg->value.choice.ResetAcknowledge;
/* mandatory */
/* c1. Transaction ID (integer value) */
asn1cSequenceAdd(f1ResetAcknowledge->protocolIEs.list, F1AP_ResetAcknowledgeIEs_t, ieC1);
ieC1->id = F1AP_ProtocolIE_ID_id_TransactionID;
ieC1->criticality = F1AP_Criticality_reject;
ieC1->value.present = F1AP_ResetAcknowledgeIEs__value_PR_TransactionID;
ieC1->value.choice.TransactionID = ack->transaction_id;
/* TODO: (Optional) partialF1Interface, criticality diagnostics */
/* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
LOG_E(F1AP, "Failed to encode F1ResetAcknowledge\n");
F1AP_F1AP_PDU_t *pdu = encode_f1ap_reset_ack(ack);
if (!pdu) {
LOG_E(F1AP, "failed to create ASN.1 message for reset acknowledge\n");
return -1;
}
/* send */
ASN_STRUCT_RESET(asn_DEF_F1AP_F1AP_PDU, &pdu);
/* encode */
uint8_t *buffer;
uint32_t len;
int encoded = f1ap_encode_pdu(pdu, &buffer, &len);
ASN_STRUCT_FREE(asn_DEF_F1AP_F1AP_PDU, pdu);
if (encoded <= 0) {
LOG_E(F1AP, "Failed to encode F1ResetAcknowledge\n");
return -1;
}
f1ap_itti_send_sctp_data_req(assoc_id, buffer, len);
return 0;
}