Commit 4c9ed9d7 authored by Robert Schmidt's avatar Robert Schmidt

Use (CU-initiated) F1 Reset in stack

parent 9157e22c
......@@ -47,6 +47,28 @@ int CU_send_RESET_ACKNOWLEDGE(sctp_assoc_t assoc_id, const f1ap_reset_ack_t *ack
AssertFatal(1 == 0, "Not implemented yet\n");
}
void CU_send_RESET(sctp_assoc_t assoc_id, const f1ap_reset_t *reset)
{
uint8_t *buffer = NULL;
uint32_t len = 0;
/* Encode F1 Reset */
F1AP_F1AP_PDU_t *pdu = encode_f1ap_reset(reset);
if (pdu == NULL) {
LOG_E(F1AP, "failed to create asn.1 message for f1ap reset\n");
return;
}
/* encode ASN.1 PER */
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 F1 reset\n");
return;
}
f1ap_itti_send_sctp_data_req(assoc_id, buffer, len);
}
/**
* @brief F1AP Setup Request decoding (9.2.1.4 of 3GPP TS 38.473) and transfer to RRC
*/
......
......@@ -36,6 +36,7 @@
/*
* Reset
*/
void CU_send_RESET(sctp_assoc_t assoc_id, const f1ap_reset_t *reset);
int CU_handle_RESET_ACKNOWLEDGE(instance_t instance, sctp_assoc_t assoc_id, uint32_t stream, F1AP_F1AP_PDU_t *pdu);
int CU_send_RESET_ACKNOWLEDGE(sctp_assoc_t assoc_id, const f1ap_reset_ack_t *ack);
......
......@@ -35,6 +35,7 @@
#include "f1ap_cu_rrc_message_transfer.h"
#include "f1ap_cu_ue_context_management.h"
#include "lib/f1ap_rrc_message_transfer.h"
#include "lib/f1ap_interface_management.h"
#include "f1ap_cu_paging.h"
#include "f1ap_cu_task.h"
#include <openair3/ocp-gtpu/gtp_itf.h>
......@@ -151,6 +152,11 @@ void *F1AP_CU_task(void *arg) {
&received_msg->ittiMsg.sctp_data_ind);
break;
case F1AP_RESET:
CU_send_RESET(assoc_id, &F1AP_RESET(received_msg));
free_f1ap_reset(&F1AP_RESET(received_msg));
break;
case F1AP_RESET_ACK:
CU_send_RESET_ACKNOWLEDGE(assoc_id, &F1AP_RESET_ACK(received_msg));
break;
......
......@@ -30,8 +30,8 @@
static void f1_reset_cu_initiated_direct(sctp_assoc_t assoc_id, const f1ap_reset_t *reset)
{
(void)reset;
AssertFatal(false, "%s() not implemented yet\n", __func__);
AssertFatal(assoc_id == -1, "illegal assoc_id %d\n", assoc_id);
f1_reset_cu_initiated(reset);
}
static void f1_reset_acknowledge_du_initiated_direct(sctp_assoc_t assoc_id, const f1ap_reset_ack_t *ack)
......
......@@ -35,8 +35,11 @@
static void f1_reset_cu_initiated_f1ap(sctp_assoc_t assoc_id, const f1ap_reset_t *reset)
{
(void)reset;
AssertFatal(false, "%s() not implemented yet\n", __func__);
MessageDef *msg = itti_alloc_new_message(TASK_RRC_GNB, 0, F1AP_RESET);
msg->ittiMsgHeader.originInstance = assoc_id;
f1ap_reset_t *f1ap_msg = &F1AP_RESET(msg);
*f1ap_msg = cp_f1ap_reset(reset);
itti_send_msg_to_task(TASK_CU_F1, 0, msg);
}
static void f1_reset_acknowledge_du_initiated_f1ap(sctp_assoc_t assoc_id, const f1ap_reset_ack_t *ack)
......
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