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openairinterface5g/openair2/F1AP/f1ap_du_rrc_message_transfer.c
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (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.openairinterface.org/?page_id=698
*
* 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.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file f1ap_du_rrc_message_transfer.c
* \brief f1ap rrc message transfer for DU
* \author EURECOM/NTUST
* \date 2018
* \version 0.1
* \company Eurecom
* \email: navid.nikaein@eurecom.fr, bing-kai.hong@eurecom.fr
* \note
* \warning
*/
#include "f1ap_common.h"
#include "f1ap_du_rrc_message_transfer.h"
// undefine C_RNTI from
// openair1/PHY/LTE_TRANSPORT/transport_common.h which
// replaces in ie->value.choice.C_RNTI, causing
// a compile error
#undef C_RNTI
extern f1ap_setup_req_t *f1ap_du_data;
/* DL RRC Message Transfer */
void DU_handle_DL_RRC_MESSAGE_TRANSFER(F1AP_DLRRCMessageTransfer_t *DLRRCMessageTransfer) {
AssertFatal(1==0,"Not implemented yet\n");
}
//void DU_send_UL_RRC_MESSAGE_TRANSFER(F1AP_ULRRCMessageTransfer_t *ULRRCMessageTransfer) {
void DU_send_UL_RRC_MESSAGE_TRANSFER(void) {
F1AP_F1AP_PDU_t pdu;
F1AP_ULRRCMessageTransfer_t *out;
F1AP_ULRRCMessageTransferIEs_t *ie;
uint8_t *buffer;
uint32_t len;
/* Create */
/* 0. Message Type */
memset(&pdu, 0, sizeof(pdu));
pdu.present = F1AP_F1AP_PDU_PR_initiatingMessage;
pdu.choice.initiatingMessage = (F1AP_InitiatingMessage_t *)calloc(1, sizeof(F1AP_InitiatingMessage_t));
pdu.choice.initiatingMessage->procedureCode = F1AP_ProcedureCode_id_ULRRCMessageTransfer;
pdu.choice.initiatingMessage->criticality = F1AP_Criticality_ignore;
pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_ULRRCMessageTransfer;
out = &pdu.choice.initiatingMessage->value.choice.ULRRCMessageTransfer;
/* mandatory */
/* c1. GNB_CU_UE_F1AP_ID */
ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_CU_UE_F1AP_ID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_GNB_CU_UE_F1AP_ID;
ie->value.choice.GNB_CU_UE_F1AP_ID = 126L;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c2. GNB_DU_UE_F1AP_ID */
ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID;
ie->value.choice.GNB_DU_UE_F1AP_ID = 651L;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c3. SRBID */
ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_SRBID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_SRBID;
ie->value.choice.SRBID = 1;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
// issue in here
/* mandatory */
/* c4. RRCContainer */
ie = (F1AP_ULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_ULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_RRCContainer;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_ULRRCMessageTransferIEs__value_PR_RRCContainer;
OCTET_STRING_fromBuf(&ie->value.choice.RRCContainer, "asdsa1d32sa1d31asd31as",
strlen("asdsa1d32sa1d31asd31as"));
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
printf("Failed to encode F1 setup request\n");
}
printf("\n");
//du_f1ap_itti_send_sctp_data_req(instance, f1ap_setup_req->assoc_id, buffer, len, 0);
/* decode */
// if (f1ap_decode_pdu(&pdu, buffer, len) > 0) {
// printf("Failed to decode F1 setup request\n");
// }
//AssertFatal(1==0,"Not implemented yet\n");
}
/* UL RRC Message Transfer */
void DU_send_INITIAL_UL_RRC_MESSAGE_TRANSFER(
module_id_t module_idP,
int CC_idP,
int UE_id,
rnti_t rntiP,
uint8_t *sduP,
sdu_size_t sdu_lenP
) {
F1AP_F1AP_PDU_t pdu;
F1AP_InitialULRRCMessageTransfer_t *out;
F1AP_InitialULRRCMessageTransferIEs_t *ie;
uint8_t *buffer;
uint32_t len;
/* Create */
/* 0. Message Type */
memset(&pdu, 0, sizeof(pdu));
pdu.present = F1AP_F1AP_PDU_PR_initiatingMessage;
pdu.choice.initiatingMessage = (F1AP_InitiatingMessage_t *)calloc(1, sizeof(F1AP_InitiatingMessage_t));
pdu.choice.initiatingMessage->procedureCode = F1AP_ProcedureCode_id_InitialULRRCMessageTransfer;
pdu.choice.initiatingMessage->criticality = F1AP_Criticality_ignore;
pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_InitialULRRCMessageTransfer;
out = &pdu.choice.initiatingMessage->value.choice.InitialULRRCMessageTransfer;
/* mandatory */
/* c1. GNB_DU_UE_F1AP_ID */
ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_UE_F1AP_ID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_GNB_DU_UE_F1AP_ID;
ie->value.choice.GNB_DU_UE_F1AP_ID = F1AP_get_UE_identifier(module_idP, CC_idP, UE_id);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c2. NRCGI */
ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_NRCGI;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_NRCGI;
F1AP_NRCGI_t nRCGI;
MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[0], f1ap_du_data->mnc[0], f1ap_du_data->mnc_digit_length[0],
&nRCGI.pLMN_Identity);
NR_CELL_ID_TO_BIT_STRING(123456, &nRCGI.nRCellIdentity);
ie->value.choice.NRCGI = nRCGI;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c3. C_RNTI */ // 16
ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_C_RNTI;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_C_RNTI;
C_RNTI_TO_BIT_STRING(rntiP, &ie->value.choice.C_RNTI);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c4. RRCContainer */
ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_RRCContainer;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_RRCContainer;
OCTET_STRING_fromBuf(&ie->value.choice.RRCContainer, sduP, sdu_lenP);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* optional */
/* c5. DUtoCURRCContainer */
if (0) {
ie = (F1AP_InitialULRRCMessageTransferIEs_t *)calloc(1, sizeof(F1AP_InitialULRRCMessageTransferIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_DUtoCURRCContainer;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_InitialULRRCMessageTransferIEs__value_PR_DUtoCURRCContainer;
OCTET_STRING_fromBuf(&ie->value.choice.DUtoCURRCContainer, "dummy_val",
strlen("dummy_val"));
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
}
/* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
printf("Failed to encode F1 setup request\n");
}
printf("\n");
//du_f1ap_itti_send_sctp_data_req(instance, f1ap_setup_req->assoc_id, buffer, len, 0);
/* decode */
// if (f1ap_decode_pdu(&pdu, buffer, len) > 0) {
// printf("Failed to decode F1 setup request\n");
// }
//AssertFatal(1==0,"Not implemented yet\n");
}