/*
* 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_interface_management.c
* \brief f1ap interface management 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_encoder.h"
#include "f1ap_decoder.h"
#include "f1ap_itti_messaging.h"
#include "f1ap_du_interface_management.h"
#include "assertions.h"
extern f1ap_setup_req_t *f1ap_du_data;
extern RAN_CONTEXT_t RC;
int nrb_lut[29] = {11, 18, 24, 25, 31, 32, 38, 51, 52, 65, 66, 78, 79, 93, 106, 107, 121, 132, 133, 135, 160, 162, 189, 216, 217, 245, 264, 270, 273};
int to_NRNRB(int nrb) {
if (RC.nrrrc) {
for (int i=0;i<29;i++) if (nrb_lut[i] == nrb) return i;
AssertFatal(1==0,"nrb %d is not in the list of possible NRNRB\n",nrb);
} else {
return nrb;
}
}
int DU_handle_RESET(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_send_RESET_ACKKNOWLEDGE(instance_t instance, F1AP_ResetAcknowledge_t *ResetAcknowledge) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_send_RESET(instance_t instance, F1AP_Reset_t *Reset) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_handle_RESET_ACKNOWLEDGE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
}
/*
Error Indication
*/
int DU_send_ERROR_INDICATION(instance_t instance, F1AP_F1AP_PDU_t *pdu_p) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_handle_ERROR_INDICATION(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
}
/*
F1 Setup
*/
// SETUP REQUEST
int DU_send_F1_SETUP_REQUEST(instance_t instance) {
module_id_t enb_mod_idP=0;
module_id_t du_mod_idP=0;
F1AP_F1AP_PDU_t pdu;
F1AP_F1SetupRequest_t *out;
F1AP_F1SetupRequestIEs_t *ie;
uint8_t *buffer;
uint32_t len;
int i = 0;
/* Create */
/* 0. pdu 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_F1Setup;
pdu.choice.initiatingMessage->criticality = F1AP_Criticality_reject;
pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_F1SetupRequest;
out = &pdu.choice.initiatingMessage->value.choice.F1SetupRequest;
/* mandatory */
/* c1. Transaction ID (integer value) */
ie = (F1AP_F1SetupRequestIEs_t *)calloc(1, sizeof(F1AP_F1SetupRequestIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_TransactionID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_F1SetupRequestIEs__value_PR_TransactionID;
ie->value.choice.TransactionID = F1AP_get_next_transaction_identifier(enb_mod_idP, du_mod_idP);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c2. GNB_DU_ID (integer value) */
ie = (F1AP_F1SetupRequestIEs_t *)calloc(1, sizeof(F1AP_F1SetupRequestIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_ID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_F1SetupRequestIEs__value_PR_GNB_DU_ID;
asn_int642INTEGER(&ie->value.choice.GNB_DU_ID, f1ap_du_data->gNB_DU_id);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* optional */
/* c3. GNB_DU_Name */
if (f1ap_du_data->gNB_DU_name != NULL) {
ie = (F1AP_F1SetupRequestIEs_t *)calloc(1, sizeof(F1AP_F1SetupRequestIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_Name;
ie->criticality = F1AP_Criticality_ignore;
ie->value.present = F1AP_F1SetupRequestIEs__value_PR_GNB_DU_Name;
OCTET_STRING_fromBuf(&ie->value.choice.GNB_DU_Name, f1ap_du_data->gNB_DU_name,
strlen(f1ap_du_data->gNB_DU_name));
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
}
/* mandatory */
/* c4. served cells list */
ie = (F1AP_F1SetupRequestIEs_t *)calloc(1, sizeof(F1AP_F1SetupRequestIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_gNB_DU_Served_Cells_List;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_F1SetupRequestIEs__value_PR_GNB_DU_Served_Cells_List;
int num_cells_available = f1ap_du_data->num_cells_available;
LOG_D(F1AP, "num_cells_available = %d \n", num_cells_available);
for (i=0;
i<num_cells_available;
i++) {
/* mandatory */
/* 4.1 served cells item */
F1AP_GNB_DU_Served_Cells_ItemIEs_t *gnb_du_served_cell_list_item_ies;
gnb_du_served_cell_list_item_ies = (F1AP_GNB_DU_Served_Cells_ItemIEs_t *)calloc(1, sizeof(F1AP_GNB_DU_Served_Cells_ItemIEs_t));
gnb_du_served_cell_list_item_ies->id = F1AP_ProtocolIE_ID_id_GNB_DU_Served_Cells_Item;
gnb_du_served_cell_list_item_ies->criticality = F1AP_Criticality_reject;
gnb_du_served_cell_list_item_ies->value.present = F1AP_GNB_DU_Served_Cells_ItemIEs__value_PR_GNB_DU_Served_Cells_Item;
F1AP_GNB_DU_Served_Cells_Item_t gnb_du_served_cells_item;
memset((void *)&gnb_du_served_cells_item, 0, sizeof(F1AP_GNB_DU_Served_Cells_Item_t));
/* 4.1.1 served cell Information */
F1AP_Served_Cell_Information_t served_cell_information;
memset((void *)&served_cell_information, 0, sizeof(F1AP_Served_Cell_Information_t));
/* - nRCGI */
F1AP_NRCGI_t nRCGI;
memset(&nRCGI, 0, sizeof(F1AP_NRCGI_t));
MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[i], f1ap_du_data->mnc[i], f1ap_du_data->mnc_digit_length[i], &nRCGI.pLMN_Identity);
LOG_D(F1AP, "plmn: (%d,%d)\n",f1ap_du_data->mcc[i],f1ap_du_data->mnc[i]);
//MCC_MNC_TO_PLMNID(208, 95, 2, &nRCGI.pLMN_Identity);
NR_CELL_ID_TO_BIT_STRING(f1ap_du_data->nr_cellid[i], &nRCGI.nRCellIdentity);
LOG_D(F1AP, "nRCellIdentity (%llx): %x.%x.%x.%x.%x\n",
(long long unsigned int)f1ap_du_data->nr_cellid[i],
nRCGI.nRCellIdentity.buf[0],
nRCGI.nRCellIdentity.buf[1],
nRCGI.nRCellIdentity.buf[2],
nRCGI.nRCellIdentity.buf[3],
nRCGI.nRCellIdentity.buf[4]);
served_cell_information.nRCGI = nRCGI;
/* - nRPCI */
served_cell_information.nRPCI = f1ap_du_data->nr_pci[i]; // int 0..1007
/* - fiveGS_TAC */
if (RC.nrrrc) {
uint8_t fiveGS_TAC[3];
fiveGS_TAC[0] = ((uint8_t*)&f1ap_du_data->tac[i])[2];
fiveGS_TAC[1] = ((uint8_t*)&f1ap_du_data->tac[i])[1];
fiveGS_TAC[2] = ((uint8_t*)&f1ap_du_data->tac[i])[0];
OCTET_STRING_fromBuf(served_cell_information.fiveGS_TAC,
(const char *)fiveGS_TAC,
3);
} else {
OCTET_STRING_fromBuf(served_cell_information.fiveGS_TAC,
(const char*)&f1ap_du_data->tac[i],
3);
}
/* - Configured_EPS_TAC */
if(0){
served_cell_information.configured_EPS_TAC = (F1AP_Configured_EPS_TAC_t *)calloc(1, sizeof(F1AP_Configured_EPS_TAC_t));
OCTET_STRING_fromBuf(served_cell_information.configured_EPS_TAC,
"2",
2);
}
/* servedPLMN information */
F1AP_ServedPLMNs_Item_t *servedPLMN_item = calloc(1,sizeof(*servedPLMN_item));
memset(servedPLMN_item,0,sizeof(*servedPLMN_item));
MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[i], f1ap_du_data->mnc[i], f1ap_du_data->mnc_digit_length[i], &servedPLMN_item->pLMN_Identity);
ASN_SEQUENCE_ADD(&served_cell_information.servedPLMNs.list, servedPLMN_item);
// // /* - CHOICE NR-MODE-Info */
F1AP_NR_Mode_Info_t nR_Mode_Info;
//f1ap_du_data->fdd_flag = 1;
if (f1ap_du_data->fdd_flag) { // FDD
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_fDD;
F1AP_FDD_Info_t *fDD_Info = (F1AP_FDD_Info_t *)calloc(1, sizeof(F1AP_FDD_Info_t));
/* FDD.1 UL NRFreqInfo */
/* FDD.1.1 UL NRFreqInfo ARFCN */
fDD_Info->uL_NRFreqInfo.nRARFCN = f1ap_du_data->nr_mode_info[i].fdd.ul_nr_arfcn; // Integer
/* FDD.1.2 F1AP_SUL_Information */
if(0) { // Optional
F1AP_SUL_Information_t *fdd_sul_info = (F1AP_SUL_Information_t *)calloc(1, sizeof(F1AP_SUL_Information_t));
fdd_sul_info->sUL_NRARFCN = 0;
fdd_sul_info->sUL_transmission_Bandwidth.nRSCS = 0;
fdd_sul_info->sUL_transmission_Bandwidth.nRNRB = 0;
fDD_Info->uL_NRFreqInfo.sul_Information = fdd_sul_info;
}
/* FDD.1.3 freqBandListNr */
int fdd_ul_num_available_freq_Bands = f1ap_du_data->nr_mode_info[i].fdd.ul_num_frequency_bands;
LOG_I(F1AP, "fdd_ul_num_available_freq_Bands = %d \n", fdd_ul_num_available_freq_Bands);
int fdd_ul_j;
for (fdd_ul_j=0;
fdd_ul_j<fdd_ul_num_available_freq_Bands;
fdd_ul_j++) {
F1AP_FreqBandNrItem_t nr_freqBandNrItem;
memset((void *)&nr_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
/* FDD.1.3.1 freqBandIndicatorNr*/
nr_freqBandNrItem.freqBandIndicatorNr = f1ap_du_data->nr_mode_info[i].fdd.ul_nr_band[fdd_ul_j]; //
/* FDD.1.3.2 supportedSULBandList*/
int num_available_supported_SULBands = f1ap_du_data->nr_mode_info[i].fdd.ul_num_sul_frequency_bands;
LOG_D(F1AP, "num_available_supported_SULBands = %d \n", num_available_supported_SULBands);
int fdd_ul_k;
for (fdd_ul_k=0;
fdd_ul_k<num_available_supported_SULBands;
fdd_ul_k++) {
F1AP_SupportedSULFreqBandItem_t nr_supportedSULFreqBandItem;
memset((void *)&nr_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
/* FDD.1.3.2.1 freqBandIndicatorNr */
nr_supportedSULFreqBandItem.freqBandIndicatorNr = f1ap_du_data->nr_mode_info[i].fdd.ul_nr_sul_band[fdd_ul_k]; //
ASN_SEQUENCE_ADD(&nr_freqBandNrItem.supportedSULBandList.list, &nr_supportedSULFreqBandItem);
} // for FDD : UL supported_SULBands
ASN_SEQUENCE_ADD(&fDD_Info->uL_NRFreqInfo.freqBandListNr.list, &nr_freqBandNrItem);
} // for FDD : UL freq_Bands
/* FDD.2 DL NRFreqInfo */
/* FDD.2.1 DL NRFreqInfo ARFCN */
fDD_Info->dL_NRFreqInfo.nRARFCN = f1ap_du_data->nr_mode_info[i].fdd.dl_nr_arfcn; // Integer
/* FDD.2.2 F1AP_SUL_Information */
if(0) { // Optional
F1AP_SUL_Information_t *fdd_sul_info = (F1AP_SUL_Information_t *)calloc(1, sizeof(F1AP_SUL_Information_t));
fdd_sul_info->sUL_NRARFCN = 0;
fdd_sul_info->sUL_transmission_Bandwidth.nRSCS = 0;
fdd_sul_info->sUL_transmission_Bandwidth.nRNRB = 0;
fDD_Info->dL_NRFreqInfo.sul_Information = fdd_sul_info;
}
/* FDD.2.3 freqBandListNr */
int fdd_dl_num_available_freq_Bands = f1ap_du_data->nr_mode_info[i].fdd.dl_num_frequency_bands;
LOG_I(F1AP, "fdd_dl_num_available_freq_Bands = %d \n", fdd_dl_num_available_freq_Bands);
int fdd_dl_j;
for (fdd_dl_j=0;
fdd_dl_j<fdd_dl_num_available_freq_Bands;
fdd_dl_j++) {
F1AP_FreqBandNrItem_t nr_freqBandNrItem;
memset((void *)&nr_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
/* FDD.2.3.1 freqBandIndicatorNr*/
nr_freqBandNrItem.freqBandIndicatorNr = f1ap_du_data->nr_mode_info[i].fdd.dl_nr_band[fdd_dl_j]; //
/* FDD.2.3.2 supportedSULBandList*/
int num_available_supported_SULBands = f1ap_du_data->nr_mode_info[i].fdd.dl_num_sul_frequency_bands;
LOG_D(F1AP, "num_available_supported_SULBands = %d \n", num_available_supported_SULBands);
int fdd_dl_k;
for (fdd_dl_k=0;
fdd_dl_k<num_available_supported_SULBands;
fdd_dl_k++) {
F1AP_SupportedSULFreqBandItem_t nr_supportedSULFreqBandItem;
memset((void *)&nr_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
/* FDD.2.3.2.1 freqBandIndicatorNr */
nr_supportedSULFreqBandItem.freqBandIndicatorNr = f1ap_du_data->nr_mode_info[i].fdd.dl_nr_sul_band[fdd_dl_k]; //
ASN_SEQUENCE_ADD(&nr_freqBandNrItem.supportedSULBandList.list, &nr_supportedSULFreqBandItem);
} // for FDD : DL supported_SULBands
ASN_SEQUENCE_ADD(&fDD_Info->dL_NRFreqInfo.freqBandListNr.list, &nr_freqBandNrItem);
} // for FDD : DL freq_Bands
/* FDD.3 UL Transmission Bandwidth */
fDD_Info->uL_Transmission_Bandwidth.nRSCS = f1ap_du_data->nr_mode_info[i].fdd.ul_scs;
fDD_Info->uL_Transmission_Bandwidth.nRNRB = to_NRNRB(f1ap_du_data->nr_mode_info[i].fdd.ul_nrb);
/* FDD.4 DL Transmission Bandwidth */
fDD_Info->dL_Transmission_Bandwidth.nRSCS = f1ap_du_data->nr_mode_info[i].fdd.dl_scs;
fDD_Info->dL_Transmission_Bandwidth.nRNRB = to_NRNRB(f1ap_du_data->nr_mode_info[i].fdd.dl_nrb);
nR_Mode_Info.choice.fDD = fDD_Info;
} else { // TDD
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_tDD;
F1AP_TDD_Info_t *tDD_Info = (F1AP_TDD_Info_t *)calloc(1, sizeof(F1AP_TDD_Info_t));
/* TDD.1 nRFreqInfo */
/* TDD.1.1 nRFreqInfo ARFCN */
tDD_Info->nRFreqInfo.nRARFCN = f1ap_du_data->nr_mode_info[i].tdd.nr_arfcn; // Integer
/* TDD.1.2 F1AP_SUL_Information */
if(0) { // Optional
F1AP_SUL_Information_t *tdd_sul_info = (F1AP_SUL_Information_t *)calloc(1, sizeof(F1AP_SUL_Information_t));
tdd_sul_info->sUL_NRARFCN = 0;
tdd_sul_info->sUL_transmission_Bandwidth.nRSCS = 0;
tdd_sul_info->sUL_transmission_Bandwidth.nRNRB = 0;
tDD_Info->nRFreqInfo.sul_Information = tdd_sul_info;
}
/* TDD.1.3 freqBandListNr */
int tdd_num_available_freq_Bands = f1ap_du_data->nr_mode_info[i].tdd.num_frequency_bands;
LOG_I(F1AP, "tdd_num_available_freq_Bands = %d \n", tdd_num_available_freq_Bands);
AssertFatal(tdd_num_available_freq_Bands > 0, "should have at least one TDD band available\n");
int j;
for (j=0;
j<tdd_num_available_freq_Bands;
j++) {
F1AP_FreqBandNrItem_t nr_freqBandNrItem;
memset((void *)&nr_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
/* TDD.1.3.1 freqBandIndicatorNr*/
nr_freqBandNrItem.freqBandIndicatorNr = *f1ap_du_data->nr_mode_info[i].tdd.nr_band; //
/* TDD.1.3.2 supportedSULBandList*/
int num_available_supported_SULBands = f1ap_du_data->nr_mode_info[i].tdd.num_sul_frequency_bands;
LOG_D(F1AP, "num_available_supported_SULBands = %d \n", num_available_supported_SULBands);
int k;
for (k=0;
k<num_available_supported_SULBands;
k++) {
F1AP_SupportedSULFreqBandItem_t nr_supportedSULFreqBandItem;
memset((void *)&nr_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
/* TDD.1.3.2.1 freqBandIndicatorNr */
nr_supportedSULFreqBandItem.freqBandIndicatorNr = *f1ap_du_data->nr_mode_info[i].tdd.nr_sul_band; //
ASN_SEQUENCE_ADD(&nr_freqBandNrItem.supportedSULBandList.list, &nr_supportedSULFreqBandItem);
} // for TDD : supported_SULBands
ASN_SEQUENCE_ADD(&tDD_Info->nRFreqInfo.freqBandListNr.list, &nr_freqBandNrItem);
} // for TDD : freq_Bands
/* TDD.2 transmission_Bandwidth */
tDD_Info->transmission_Bandwidth.nRSCS = f1ap_du_data->nr_mode_info[i].tdd.scs;
tDD_Info->transmission_Bandwidth.nRNRB = to_NRNRB(f1ap_du_data->nr_mode_info[i].tdd.nrb);
nR_Mode_Info.choice.tDD = tDD_Info;
} // if nR_Mode_Info
served_cell_information.nR_Mode_Info = nR_Mode_Info;
/* - measurementTimingConfiguration */
char *measurementTimingConfiguration = f1ap_du_data->measurement_timing_information[i]; // sept. 2018
OCTET_STRING_fromBuf(&served_cell_information.measurementTimingConfiguration,
measurementTimingConfiguration,
strlen(measurementTimingConfiguration));
gnb_du_served_cells_item.served_Cell_Information = served_cell_information; //
/* 4.1.2 gNB-DU System Information */
F1AP_GNB_DU_System_Information_t *gNB_DU_System_Information = (F1AP_GNB_DU_System_Information_t *)calloc(1, sizeof(F1AP_GNB_DU_System_Information_t));
OCTET_STRING_fromBuf(&gNB_DU_System_Information->mIB_message, // sept. 2018
(const char*)f1ap_du_data->mib[i],//f1ap_du_data->mib,
f1ap_du_data->mib_length[i]);
LOG_I(F1AP,"Filling SIB1_message for cell %d, length %d\n",i,f1ap_du_data->sib1_length[i]);
OCTET_STRING_fromBuf(&gNB_DU_System_Information->sIB1_message, // sept. 2018
(const char*)f1ap_du_data->sib1[i],
f1ap_du_data->sib1_length[i]);
gnb_du_served_cells_item.gNB_DU_System_Information = gNB_DU_System_Information; //
/* ADD */
gnb_du_served_cell_list_item_ies->value.choice.GNB_DU_Served_Cells_Item = gnb_du_served_cells_item;
ASN_SEQUENCE_ADD(&ie->value.choice.GNB_DU_Served_Cells_List.list,
gnb_du_served_cell_list_item_ies);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c5. RRC VERSION */
if(RC.nrrrc) {
ie = (F1AP_F1SetupRequestIEs_t *) calloc(1, sizeof(F1AP_F1SetupRequestIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_GNB_DU_RRC_Version;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_F1SetupRequestIEs__value_PR_RRC_Version;
ie->value.choice.RRC_Version.latest_RRC_Version.buf = calloc(1, sizeof(char));
ie->value.choice.RRC_Version.latest_RRC_Version.buf[0] = 0xe0;
ie->value.choice.RRC_Version.latest_RRC_Version.size = 1;
ie->value.choice.RRC_Version.latest_RRC_Version.bits_unused = 5;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
}
/* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
LOG_E(F1AP, "Failed to encode F1 setup request\n");
return -1;
}
MSC_LOG_TX_MESSAGE(
MSC_F1AP_DU,
MSC_F1AP_CU,
(const char *)buffer,
len,
MSC_AS_TIME_FMT" F1_SETUP_REQUEST initiatingMessage gNB_DU_name %s",
0,0,//MSC_AS_TIME_ARGS(ctxt_pP),
f1ap_du_data->gNB_DU_name);
du_f1ap_itti_send_sctp_data_req(instance, f1ap_du_data->assoc_id, buffer, len, 0);
return 0;
}
int DU_handle_F1_SETUP_RESPONSE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu)
{
LOG_D(F1AP, "DU_handle_F1_SETUP_RESPONSE\n");
AssertFatal(pdu->present == F1AP_F1AP_PDU_PR_successfulOutcome,
"pdu->present != F1AP_F1AP_PDU_PR_successfulOutcome\n");
AssertFatal(pdu->choice.successfulOutcome->procedureCode == F1AP_ProcedureCode_id_F1Setup,
"pdu->choice.successfulOutcome->procedureCode != F1AP_ProcedureCode_id_F1Setup\n");
AssertFatal(pdu->choice.successfulOutcome->criticality == F1AP_Criticality_reject,
"pdu->choice.successfulOutcome->criticality != F1AP_Criticality_reject\n");
AssertFatal(pdu->choice.successfulOutcome->value.present == F1AP_SuccessfulOutcome__value_PR_F1SetupResponse,
"pdu->choice.successfulOutcome->value.present != F1AP_SuccessfulOutcome__value_PR_F1SetupResponse\n");
F1AP_F1SetupResponse_t *in = &pdu->choice.successfulOutcome->value.choice.F1SetupResponse;
F1AP_F1SetupResponseIEs_t *ie;
int TransactionId = -1;
int num_cells_to_activate = 0;
F1AP_Cells_to_be_Activated_List_Item_t *cell;
MessageDef *msg_p = itti_alloc_new_message (TASK_DU_F1, 0, F1AP_SETUP_RESP);
LOG_D(F1AP, "F1AP: F1Setup-Resp: protocolIEs.list.count %d\n",
in->protocolIEs.list.count);
for (int i=0;i < in->protocolIEs.list.count; i++) {
ie = in->protocolIEs.list.array[i];
switch (ie->id) {
case F1AP_ProtocolIE_ID_id_TransactionID:
AssertFatal(ie->criticality == F1AP_Criticality_reject,
"ie->criticality != F1AP_Criticality_reject\n");
AssertFatal(ie->value.present == F1AP_F1SetupResponseIEs__value_PR_TransactionID,
"ie->value.present != F1AP_F1SetupResponseIEs__value_PR_TransactionID\n");
TransactionId=ie->value.choice.TransactionID;
LOG_D(F1AP, "F1AP: F1Setup-Resp: TransactionId %d\n",
TransactionId);
break;
case F1AP_ProtocolIE_ID_id_gNB_CU_Name:
AssertFatal(ie->criticality == F1AP_Criticality_ignore,
"ie->criticality != F1AP_Criticality_ignore\n");
AssertFatal(ie->value.present == F1AP_F1SetupResponseIEs__value_PR_GNB_CU_Name,
"ie->value.present != F1AP_F1SetupResponseIEs__value_PR_TransactionID\n");
F1AP_SETUP_RESP (msg_p).gNB_CU_name = malloc(ie->value.choice.GNB_CU_Name.size+1);
memcpy(F1AP_SETUP_RESP (msg_p).gNB_CU_name,ie->value.choice.GNB_CU_Name.buf,ie->value.choice.GNB_CU_Name.size);
F1AP_SETUP_RESP (msg_p).gNB_CU_name[ie->value.choice.GNB_CU_Name.size]='\0';
LOG_D(F1AP, "F1AP: F1Setup-Resp: gNB_CU_name %s\n",
F1AP_SETUP_RESP (msg_p).gNB_CU_name);
break;
case F1AP_ProtocolIE_ID_id_GNB_CU_RRC_Version:
LOG_D(F1AP, "F1AP: Received GNB-CU-RRC-Version, ignoring\n");
break;
case F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List:
{
AssertFatal(ie->criticality == F1AP_Criticality_reject,
"ie->criticality != F1AP_Criticality_reject\n");
AssertFatal(ie->value.present == F1AP_F1SetupResponseIEs__value_PR_Cells_to_be_Activated_List,
"ie->value.present != F1AP_F1SetupResponseIEs__value_PR_Cells_to_be_Activated_List\n");
num_cells_to_activate = ie->value.choice.Cells_to_be_Activated_List.list.count;
LOG_D(F1AP, "F1AP: Activating %d cells\n",num_cells_to_activate);
for (int i=0;i<num_cells_to_activate;i++) {
F1AP_Cells_to_be_Activated_List_ItemIEs_t *cells_to_be_activated_list_item_ies = (F1AP_Cells_to_be_Activated_List_ItemIEs_t *) ie->value.choice.Cells_to_be_Activated_List.list.array[i];
AssertFatal(cells_to_be_activated_list_item_ies->id == F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List_Item,
"cells_to_be_activated_list_item_ies->id != F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List_Item");
AssertFatal(cells_to_be_activated_list_item_ies->criticality == F1AP_Criticality_reject,
"cells_to_be_activated_list_item_ies->criticality == F1AP_Criticality_reject");
AssertFatal(cells_to_be_activated_list_item_ies->value.present == F1AP_Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item,
"cells_to_be_activated_list_item_ies->value.present == F1AP_Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item");
cell = &cells_to_be_activated_list_item_ies->value.choice.Cells_to_be_Activated_List_Item;
TBCD_TO_MCC_MNC(&cell->nRCGI.pLMN_Identity, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].mcc, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].mnc, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].mnc_digit_length);
LOG_D(F1AP, "nr_cellId : %x %x %x %x %x\n",
cell->nRCGI.nRCellIdentity.buf[0],
cell->nRCGI.nRCellIdentity.buf[1],
cell->nRCGI.nRCellIdentity.buf[2],
cell->nRCGI.nRCellIdentity.buf[3],
cell->nRCGI.nRCellIdentity.buf[4]);
BIT_STRING_TO_NR_CELL_IDENTITY(&cell->nRCGI.nRCellIdentity,
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].nr_cellid);
F1AP_ProtocolExtensionContainer_154P112_t *ext = (F1AP_ProtocolExtensionContainer_154P112_t *)cell->iE_Extensions;
if (ext==NULL) continue;
for (int cnt=0;cnt<ext->list.count;cnt++) {
F1AP_Cells_to_be_Activated_List_ItemExtIEs_t *cells_to_be_activated_list_itemExtIEs=(F1AP_Cells_to_be_Activated_List_ItemExtIEs_t *)ext->list.array[cnt];
switch (cells_to_be_activated_list_itemExtIEs->id) {
/*
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_NOTHING:
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_GNB_CUSystemInformation,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_AvailablePLMNList,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_ExtendedAvailablePLMN_List,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_IAB_Info_IAB_donor_CU,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_AvailableSNPN_ID_List
*/
case F1AP_ProtocolIE_ID_id_gNB_CUSystemInformation:
{
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].nrpci = (cell->nRPCI != NULL) ? *cell->nRPCI : 0;
F1AP_GNB_CUSystemInformation_t *gNB_CUSystemInformation = (F1AP_GNB_CUSystemInformation_t*)&cells_to_be_activated_list_itemExtIEs->extensionValue.choice.GNB_CUSystemInformation;
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].num_SI = gNB_CUSystemInformation->sibtypetobeupdatedlist.list.count;
AssertFatal(ext->list.count==1,"At least one SI message should be there, and only 1 for now!\n");
LOG_D(F1AP, "F1AP: Cell %d MCC %d MNC %d NRCellid %lx num_si %d\n",
i, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].mcc, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].mnc,
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].nr_cellid, F1AP_SETUP_RESP (msg_p).cells_to_activate[i].num_SI);
for (int si = 0;si < gNB_CUSystemInformation->sibtypetobeupdatedlist.list.count;si++) {
F1AP_SibtypetobeupdatedListItem_t *sib_item = gNB_CUSystemInformation->sibtypetobeupdatedlist.list.array[si];
size_t size = sib_item->sIBmessage.size;
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].SI_container_length[sib_item->sIBtype] = size;
LOG_I(F1AP, "F1AP: SI_container_length[%d][%d] %ld bytes\n", i, (int)sib_item->sIBtype, size);
F1AP_SETUP_RESP (msg_p).cells_to_activate[i].SI_container[sib_item->sIBtype] = malloc(size);
memcpy((void*)F1AP_SETUP_RESP (msg_p).cells_to_activate[i].SI_container[sib_item->sIBtype],
(void*)sib_item->sIBmessage.buf,
size);
}
break;
}
case F1AP_ProtocolIE_ID_id_AvailablePLMNList:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_ExtendedAvailablePLMN_List:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_IAB_Info_IAB_donor_CU:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_AvailableSNPN_ID_List:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
default:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id %d unknown\n",(int)cells_to_be_activated_list_itemExtIEs->id);
break;
}
} // for (cnt=...
} // for (cells_to_activate...
break;
} // case F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List
default:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id %d unknown\n", (int)ie->id);
break;
} // switch ie
} // for IE
AssertFatal(TransactionId!=-1,"TransactionId was not sent\n");
F1AP_SETUP_RESP (msg_p).num_cells_to_activate = num_cells_to_activate;
for (int i=0;i<num_cells_to_activate;i++)
AssertFatal(F1AP_SETUP_RESP (msg_p).cells_to_activate[i].num_SI > 0, "System Information %d is missing",i);
MSC_LOG_RX_MESSAGE(
MSC_F1AP_DU,
MSC_F1AP_CU,
0,
0,
MSC_AS_TIME_FMT" DU_handle_F1_SETUP_RESPONSE successfulOutcome assoc_id %d",
0,0,//MSC_AS_TIME_ARGS(ctxt_pP),
assoc_id);
if (RC.nrrrc && RC.nrrrc[0]->node_type == ngran_gNB_DU) {
LOG_D(F1AP, "Sending F1AP_SETUP_RESP ITTI message to GNB_APP with assoc_id (%d->%d)\n",
assoc_id,ENB_MODULE_ID_TO_INSTANCE(assoc_id));
itti_send_msg_to_task(TASK_GNB_APP, GNB_MODULE_ID_TO_INSTANCE(assoc_id), msg_p);
} else {
LOG_D(F1AP, "Sending F1AP_SETUP_RESP ITTI message to ENB_APP with assoc_id (%d->%d)\n",
assoc_id,ENB_MODULE_ID_TO_INSTANCE(assoc_id));
itti_send_msg_to_task(TASK_ENB_APP, instance, msg_p);
}
return 0;
}
// SETUP FAILURE
int DU_handle_F1_SETUP_FAILURE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
LOG_E(F1AP, "DU_handle_F1_SETUP_FAILURE\n");
F1AP_F1SetupFailure_t *out;
F1AP_F1SetupFailureIEs_t *ie;
out = &pdu->choice.unsuccessfulOutcome->value.choice.F1SetupFailure;
/* Transaction ID */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_F1SetupFailureIEs_t, ie, out,
F1AP_ProtocolIE_ID_id_TransactionID, true);
/* Cause */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_F1SetupFailureIEs_t, ie, out,
F1AP_ProtocolIE_ID_id_Cause, true);
if(0) {
/* TimeToWait */
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_F1SetupFailureIEs_t, ie, out,
F1AP_ProtocolIE_ID_id_TimeToWait, true);
}
return 0;
}
/*
gNB-DU Configuration Update
*/
//void DU_send_gNB_DU_CONFIGURATION_UPDATE(F1AP_GNBDUConfigurationUpdate_t *GNBDUConfigurationUpdate) {
int DU_send_gNB_DU_CONFIGURATION_UPDATE(instance_t instance,
instance_t du_mod_idP,
f1ap_setup_req_t *f1ap_setup_req) {
F1AP_F1AP_PDU_t pdu;
F1AP_GNBDUConfigurationUpdate_t *out;
F1AP_GNBDUConfigurationUpdateIEs_t *ie;
uint8_t *buffer;
uint32_t len;
int i = 0;
int j = 0;
/* 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_gNBDUConfigurationUpdate;
pdu.choice.initiatingMessage->criticality = F1AP_Criticality_reject;
pdu.choice.initiatingMessage->value.present = F1AP_InitiatingMessage__value_PR_GNBDUConfigurationUpdate;
out = &pdu.choice.initiatingMessage->value.choice.GNBDUConfigurationUpdate;
/* mandatory */
/* c1. Transaction ID (integer value) */
ie = (F1AP_GNBDUConfigurationUpdateIEs_t *)calloc(1, sizeof(F1AP_GNBDUConfigurationUpdateIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_TransactionID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_GNBDUConfigurationUpdateIEs__value_PR_TransactionID;
ie->value.choice.TransactionID = F1AP_get_next_transaction_identifier(instance, du_mod_idP);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c2. Served_Cells_To_Add */
ie = (F1AP_GNBDUConfigurationUpdateIEs_t *)calloc(1, sizeof(F1AP_GNBDUConfigurationUpdateIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Add_List;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_GNBDUConfigurationUpdateIEs__value_PR_Served_Cells_To_Add_List;
for (j=0;
j<1;
j++) {
//
F1AP_Served_Cells_To_Add_ItemIEs_t *served_cells_to_add_item_ies;
served_cells_to_add_item_ies = (F1AP_Served_Cells_To_Add_ItemIEs_t *)calloc(1, sizeof(F1AP_Served_Cells_To_Add_ItemIEs_t));
served_cells_to_add_item_ies->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Add_Item;
served_cells_to_add_item_ies->criticality = F1AP_Criticality_reject;
served_cells_to_add_item_ies->value.present = F1AP_Served_Cells_To_Add_ItemIEs__value_PR_Served_Cells_To_Add_Item;
F1AP_Served_Cells_To_Add_Item_t served_cells_to_add_item;
memset((void *)&served_cells_to_add_item, 0, sizeof(F1AP_Served_Cells_To_Add_Item_t));
/* 2.1.1 serverd cell Information */
F1AP_Served_Cell_Information_t served_cell_information;
memset((void *)&served_cell_information, 0, sizeof(F1AP_Served_Cell_Information_t));
/* - nRCGI */
F1AP_NRCGI_t nRCGI;
memset(&nRCGI, 0, sizeof(F1AP_NRCGI_t));
MCC_MNC_TO_PLMNID(f1ap_setup_req->mcc[i], f1ap_setup_req->mnc[i], f1ap_setup_req->mnc_digit_length[i], &nRCGI.pLMN_Identity);
LOG_D(F1AP, "nr_cellId : %x %x %x %x %x\n",
nRCGI.nRCellIdentity.buf[0],
nRCGI.nRCellIdentity.buf[1],
nRCGI.nRCellIdentity.buf[2],
nRCGI.nRCellIdentity.buf[3],
nRCGI.nRCellIdentity.buf[4]);
NR_CELL_ID_TO_BIT_STRING(f1ap_setup_req->nr_cellid[i], &nRCGI.nRCellIdentity);
served_cell_information.nRCGI = nRCGI;
/* - nRPCI */
served_cell_information.nRPCI = f1ap_setup_req->nr_pci[i]; // int 0..1007
/* - fiveGS_TAC */
if (RC.nrrrc) {
uint8_t fiveGS_TAC[3];
fiveGS_TAC[0] = ((uint8_t*)&f1ap_setup_req->tac[i])[2];
fiveGS_TAC[1] = ((uint8_t*)&f1ap_setup_req->tac[i])[1];
fiveGS_TAC[2] = ((uint8_t*)&f1ap_setup_req->tac[i])[0];
OCTET_STRING_fromBuf(served_cell_information.fiveGS_TAC,
(const char *)fiveGS_TAC,
3);
} else {
OCTET_STRING_fromBuf(served_cell_information.fiveGS_TAC,
(const char *) &f1ap_setup_req->tac[i],
3);
}
/* - Configured_EPS_TAC */
if(1){
served_cell_information.configured_EPS_TAC = (F1AP_Configured_EPS_TAC_t *)calloc(1, sizeof(F1AP_Configured_EPS_TAC_t));
OCTET_STRING_fromBuf(served_cell_information.configured_EPS_TAC,
"2",
2);
}
F1AP_ServedPLMNs_Item_t *servedPLMN_item = calloc(1,sizeof(*servedPLMN_item));
memset(servedPLMN_item,0,sizeof(*servedPLMN_item));
MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[i], f1ap_du_data->mnc[i], f1ap_du_data->mnc_digit_length[i], &servedPLMN_item->pLMN_Identity);
ASN_SEQUENCE_ADD(&served_cell_information.servedPLMNs.list, servedPLMN_item);
// // /* - CHOICE NR-MODE-Info */
F1AP_NR_Mode_Info_t nR_Mode_Info;
if (f1ap_setup_req->fdd_flag) {
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_fDD;
/* > FDD >> FDD Info */
F1AP_FDD_Info_t *fDD_Info = (F1AP_FDD_Info_t *)calloc(1, sizeof(F1AP_FDD_Info_t));
/* >>> UL NRFreqInfo */
fDD_Info->uL_NRFreqInfo.nRARFCN = 999L;
F1AP_FreqBandNrItem_t ul_freqBandNrItem;
memset((void *)&ul_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
ul_freqBandNrItem.freqBandIndicatorNr = 888L;
F1AP_SupportedSULFreqBandItem_t ul_supportedSULFreqBandItem;
memset((void *)&ul_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
ul_supportedSULFreqBandItem.freqBandIndicatorNr = 777L;
ASN_SEQUENCE_ADD(&ul_freqBandNrItem.supportedSULBandList.list, &ul_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&fDD_Info->uL_NRFreqInfo.freqBandListNr.list, &ul_freqBandNrItem);
/* >>> DL NRFreqInfo */
fDD_Info->dL_NRFreqInfo.nRARFCN = 666L;
F1AP_FreqBandNrItem_t dl_freqBandNrItem;
memset((void *)&dl_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
dl_freqBandNrItem.freqBandIndicatorNr = 555L;
F1AP_SupportedSULFreqBandItem_t dl_supportedSULFreqBandItem;
memset((void *)&dl_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
dl_supportedSULFreqBandItem.freqBandIndicatorNr = 444L;
ASN_SEQUENCE_ADD(&dl_freqBandNrItem.supportedSULBandList.list, &dl_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&fDD_Info->dL_NRFreqInfo.freqBandListNr.list, &dl_freqBandNrItem);
/* >>> UL Transmission Bandwidth */
fDD_Info->uL_Transmission_Bandwidth.nRSCS = F1AP_NRSCS_scs15;
fDD_Info->uL_Transmission_Bandwidth.nRNRB = F1AP_NRNRB_nrb11;
/* >>> DL Transmission Bandwidth */
fDD_Info->dL_Transmission_Bandwidth.nRSCS = F1AP_NRSCS_scs15;
fDD_Info->dL_Transmission_Bandwidth.nRNRB = F1AP_NRNRB_nrb11;
nR_Mode_Info.choice.fDD = fDD_Info;
} else { // TDD
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_tDD;
/* > TDD >> TDD Info */
F1AP_TDD_Info_t *tDD_Info = (F1AP_TDD_Info_t *)calloc(1, sizeof(F1AP_TDD_Info_t));
/* >>> ARFCN */
tDD_Info->nRFreqInfo.nRARFCN = 999L; // Integer
F1AP_FreqBandNrItem_t nr_freqBandNrItem;
memset((void *)&nr_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
nr_freqBandNrItem.freqBandIndicatorNr = 555L;
F1AP_SupportedSULFreqBandItem_t nr_supportedSULFreqBandItem;
memset((void *)&nr_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
nr_supportedSULFreqBandItem.freqBandIndicatorNr = 444L;
ASN_SEQUENCE_ADD(&nr_freqBandNrItem.supportedSULBandList.list, &nr_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&tDD_Info->nRFreqInfo.freqBandListNr.list, &nr_freqBandNrItem);
tDD_Info->transmission_Bandwidth.nRSCS= F1AP_NRSCS_scs15;
tDD_Info->transmission_Bandwidth.nRNRB= F1AP_NRNRB_nrb11;
nR_Mode_Info.choice.tDD = tDD_Info;
}
served_cell_information.nR_Mode_Info = nR_Mode_Info;
/* - measurementTimingConfiguration */
char *measurementTimingConfiguration = "0"; // sept. 2018
OCTET_STRING_fromBuf(&served_cell_information.measurementTimingConfiguration,
measurementTimingConfiguration,
strlen(measurementTimingConfiguration));
served_cells_to_add_item.served_Cell_Information = served_cell_information; //
/* 2.1.2 gNB-DU System Information */
F1AP_GNB_DU_System_Information_t *gNB_DU_System_Information = (F1AP_GNB_DU_System_Information_t *)calloc(1, sizeof(F1AP_GNB_DU_System_Information_t));
OCTET_STRING_fromBuf(&gNB_DU_System_Information->mIB_message, // sept. 2018
"1",
sizeof("1"));
OCTET_STRING_fromBuf(&gNB_DU_System_Information->sIB1_message, // sept. 2018
"1",
sizeof("1"));
served_cells_to_add_item.gNB_DU_System_Information = gNB_DU_System_Information; //
/* ADD */
served_cells_to_add_item_ies->value.choice.Served_Cells_To_Add_Item = served_cells_to_add_item;
ASN_SEQUENCE_ADD(&ie->value.choice.Served_Cells_To_Add_List.list,
served_cells_to_add_item_ies);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c3. Served_Cells_To_Modify */
ie = (F1AP_GNBDUConfigurationUpdateIEs_t *)calloc(1, sizeof(F1AP_GNBDUConfigurationUpdateIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Modify_List;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_GNBDUConfigurationUpdateIEs__value_PR_Served_Cells_To_Modify_List;
for (i=0;
i<1;
i++) {
//
F1AP_Served_Cells_To_Modify_ItemIEs_t *served_cells_to_modify_item_ies;
served_cells_to_modify_item_ies = (F1AP_Served_Cells_To_Modify_ItemIEs_t *)calloc(1, sizeof(F1AP_Served_Cells_To_Modify_ItemIEs_t));
served_cells_to_modify_item_ies->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Modify_Item;
served_cells_to_modify_item_ies->criticality = F1AP_Criticality_reject;
served_cells_to_modify_item_ies->value.present = F1AP_Served_Cells_To_Modify_ItemIEs__value_PR_Served_Cells_To_Modify_Item;
F1AP_Served_Cells_To_Modify_Item_t served_cells_to_modify_item;
memset((void *)&served_cells_to_modify_item, 0, sizeof(F1AP_Served_Cells_To_Modify_Item_t));
/* 3.1 oldNRCGI */
F1AP_NRCGI_t oldNRCGI;
memset(&oldNRCGI, 0, sizeof(F1AP_NRCGI_t));
MCC_MNC_TO_PLMNID(f1ap_setup_req->mcc[i], f1ap_setup_req->mnc[i], f1ap_setup_req->mnc_digit_length[i],
&oldNRCGI.pLMN_Identity);
NR_CELL_ID_TO_BIT_STRING(f1ap_setup_req->nr_cellid[i], &oldNRCGI.nRCellIdentity);
served_cells_to_modify_item.oldNRCGI = oldNRCGI;
/* 3.2.1 serverd cell Information */
F1AP_Served_Cell_Information_t served_cell_information;
memset((void *)&served_cell_information, 0, sizeof(F1AP_Served_Cell_Information_t));
/* - nRCGI */
F1AP_NRCGI_t nRCGI;
memset(&nRCGI, 0, sizeof(F1AP_NRCGI_t));
MCC_MNC_TO_PLMNID(f1ap_setup_req->mcc[i], f1ap_setup_req->mnc[i], f1ap_setup_req->mnc_digit_length[i],
&nRCGI.pLMN_Identity);
NR_CELL_ID_TO_BIT_STRING(f1ap_setup_req->nr_cellid[i], &nRCGI.nRCellIdentity);
served_cell_information.nRCGI = nRCGI;
/* - nRPCI */
served_cell_information.nRPCI = f1ap_setup_req->nr_pci[i]; // int 0..1007
/* - fiveGS_TAC */
OCTET_STRING_fromBuf(served_cell_information.fiveGS_TAC,
(const char *) &f1ap_setup_req->tac[i],
3);
/* - Configured_EPS_TAC */
if(1){
served_cell_information.configured_EPS_TAC = (F1AP_Configured_EPS_TAC_t *)calloc(1, sizeof(F1AP_Configured_EPS_TAC_t));
OCTET_STRING_fromBuf(served_cell_information.configured_EPS_TAC,
"2",
2);
}
F1AP_ServedPLMNs_Item_t *servedPLMN_item = calloc(1,sizeof(*servedPLMN_item));
memset(servedPLMN_item,0,sizeof(*servedPLMN_item));
MCC_MNC_TO_PLMNID(f1ap_du_data->mcc[i], f1ap_du_data->mnc[i], f1ap_du_data->mnc_digit_length[i], &servedPLMN_item->pLMN_Identity);
ASN_SEQUENCE_ADD(&served_cell_information.servedPLMNs.list, servedPLMN_item);
// // /* - CHOICE NR-MODE-Info */
F1AP_NR_Mode_Info_t nR_Mode_Info;
if (f1ap_setup_req->fdd_flag) {
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_fDD;
/* > FDD >> FDD Info */
F1AP_FDD_Info_t *fDD_Info = (F1AP_FDD_Info_t *)calloc(1, sizeof(F1AP_FDD_Info_t));
/* >>> UL NRFreqInfo */
fDD_Info->uL_NRFreqInfo.nRARFCN = 999L;
F1AP_FreqBandNrItem_t ul_freqBandNrItem;
memset((void *)&ul_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
ul_freqBandNrItem.freqBandIndicatorNr = 888L;
F1AP_SupportedSULFreqBandItem_t ul_supportedSULFreqBandItem;
memset((void *)&ul_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
ul_supportedSULFreqBandItem.freqBandIndicatorNr = 777L;
ASN_SEQUENCE_ADD(&ul_freqBandNrItem.supportedSULBandList.list, &ul_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&fDD_Info->uL_NRFreqInfo.freqBandListNr.list, &ul_freqBandNrItem);
/* >>> DL NRFreqInfo */
fDD_Info->dL_NRFreqInfo.nRARFCN = 666L;
F1AP_FreqBandNrItem_t dl_freqBandNrItem;
memset((void *)&dl_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
dl_freqBandNrItem.freqBandIndicatorNr = 555L;
F1AP_SupportedSULFreqBandItem_t dl_supportedSULFreqBandItem;
memset((void *)&dl_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
dl_supportedSULFreqBandItem.freqBandIndicatorNr = 444L;
ASN_SEQUENCE_ADD(&dl_freqBandNrItem.supportedSULBandList.list, &dl_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&fDD_Info->dL_NRFreqInfo.freqBandListNr.list, &dl_freqBandNrItem);
/* >>> UL Transmission Bandwidth */
fDD_Info->uL_Transmission_Bandwidth.nRSCS = F1AP_NRSCS_scs15;
fDD_Info->uL_Transmission_Bandwidth.nRNRB = F1AP_NRNRB_nrb11;
/* >>> DL Transmission Bandwidth */
fDD_Info->dL_Transmission_Bandwidth.nRSCS = F1AP_NRSCS_scs15;
fDD_Info->dL_Transmission_Bandwidth.nRNRB = F1AP_NRNRB_nrb11;
nR_Mode_Info.choice.fDD = fDD_Info;
} else { // TDD
nR_Mode_Info.present = F1AP_NR_Mode_Info_PR_tDD;
/* > TDD >> TDD Info */
F1AP_TDD_Info_t *tDD_Info = (F1AP_TDD_Info_t *)calloc(1, sizeof(F1AP_TDD_Info_t));
/* >>> ARFCN */
tDD_Info->nRFreqInfo.nRARFCN = 999L; // Integer
F1AP_FreqBandNrItem_t nr_freqBandNrItem;
memset((void *)&nr_freqBandNrItem, 0, sizeof(F1AP_FreqBandNrItem_t));
nr_freqBandNrItem.freqBandIndicatorNr = 555L;
F1AP_SupportedSULFreqBandItem_t nr_supportedSULFreqBandItem;
memset((void *)&nr_supportedSULFreqBandItem, 0, sizeof(F1AP_SupportedSULFreqBandItem_t));
nr_supportedSULFreqBandItem.freqBandIndicatorNr = 444L;
ASN_SEQUENCE_ADD(&nr_freqBandNrItem.supportedSULBandList.list, &nr_supportedSULFreqBandItem);
ASN_SEQUENCE_ADD(&tDD_Info->nRFreqInfo.freqBandListNr.list, &nr_freqBandNrItem);
tDD_Info->transmission_Bandwidth.nRSCS= F1AP_NRSCS_scs15;
tDD_Info->transmission_Bandwidth.nRNRB= F1AP_NRNRB_nrb11;
nR_Mode_Info.choice.tDD = tDD_Info;
}
served_cell_information.nR_Mode_Info = nR_Mode_Info;
/* - measurementTimingConfiguration */
char *measurementTimingConfiguration = "0"; // sept. 2018
OCTET_STRING_fromBuf(&served_cell_information.measurementTimingConfiguration,
measurementTimingConfiguration,
strlen(measurementTimingConfiguration));
served_cells_to_modify_item.served_Cell_Information = served_cell_information; //
/* 3.2.2 gNB-DU System Information */
F1AP_GNB_DU_System_Information_t *gNB_DU_System_Information = (F1AP_GNB_DU_System_Information_t *)calloc(1, sizeof(F1AP_GNB_DU_System_Information_t));
OCTET_STRING_fromBuf(&gNB_DU_System_Information->mIB_message, // sept. 2018
"1",
sizeof("1"));
OCTET_STRING_fromBuf(&gNB_DU_System_Information->sIB1_message, // sept. 2018
"1",
sizeof("1"));
served_cells_to_modify_item.gNB_DU_System_Information = gNB_DU_System_Information; //
/* ADD */
served_cells_to_modify_item_ies->value.choice.Served_Cells_To_Modify_Item = served_cells_to_modify_item;
ASN_SEQUENCE_ADD(&ie->value.choice.Served_Cells_To_Modify_List.list,
served_cells_to_modify_item_ies);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
/* c4. Served_Cells_To_Delete */
ie = (F1AP_GNBDUConfigurationUpdateIEs_t *)calloc(1, sizeof(F1AP_GNBDUConfigurationUpdateIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Delete_List;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_GNBDUConfigurationUpdateIEs__value_PR_Served_Cells_To_Delete_List;
for (i=0;
i<1;
i++) {
//
F1AP_Served_Cells_To_Delete_ItemIEs_t *served_cells_to_delete_item_ies;
served_cells_to_delete_item_ies = (F1AP_Served_Cells_To_Delete_ItemIEs_t *)calloc(1, sizeof(F1AP_Served_Cells_To_Delete_ItemIEs_t));
served_cells_to_delete_item_ies->id = F1AP_ProtocolIE_ID_id_Served_Cells_To_Delete_Item;
served_cells_to_delete_item_ies->criticality = F1AP_Criticality_reject;
served_cells_to_delete_item_ies->value.present = F1AP_Served_Cells_To_Delete_ItemIEs__value_PR_Served_Cells_To_Delete_Item;
F1AP_Served_Cells_To_Delete_Item_t served_cells_to_delete_item;
memset((void *)&served_cells_to_delete_item, 0, sizeof(F1AP_Served_Cells_To_Delete_Item_t));
/* 3.1 oldNRCGI */
F1AP_NRCGI_t oldNRCGI;
memset(&oldNRCGI, 0, sizeof(F1AP_NRCGI_t));
MCC_MNC_TO_PLMNID(f1ap_setup_req->mcc[i], f1ap_setup_req->mnc[i], f1ap_setup_req->mnc_digit_length[i],
&oldNRCGI.pLMN_Identity);
NR_CELL_ID_TO_BIT_STRING(f1ap_setup_req->nr_cellid[i], &oldNRCGI.nRCellIdentity);
served_cells_to_delete_item.oldNRCGI = oldNRCGI;
/* ADD */
served_cells_to_delete_item_ies->value.choice.Served_Cells_To_Delete_Item = served_cells_to_delete_item;
ASN_SEQUENCE_ADD(&ie->value.choice.Served_Cells_To_Delete_List.list,
served_cells_to_delete_item_ies);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
LOG_E(F1AP, "Failed to encode F1 gNB-DU CONFIGURATION UPDATE\n");
return -1;
}
return 0;
}
int DU_handle_gNB_DU_CONFIGURATION_FAILURE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_handle_gNB_DU_CONFIGURATION_UPDATE_ACKNOWLEDGE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(1==0,"Not implemented yet\n");
}
int DU_handle_gNB_CU_CONFIGURATION_UPDATE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
LOG_D(F1AP, "DU_handle_gNB_CU_CONFIGURATION_UPDATE\n");
AssertFatal(pdu->present == F1AP_F1AP_PDU_PR_initiatingMessage,
"pdu->present != F1AP_F1AP_PDU_PR_initiatingMessage\n");
AssertFatal(pdu->choice.initiatingMessage->procedureCode == F1AP_ProcedureCode_id_gNBCUConfigurationUpdate,
"pdu->choice.initiatingMessage->procedureCode != F1AP_ProcedureCode_id_gNBCUConfigurationUpdate\n");
AssertFatal(pdu->choice.initiatingMessage->criticality == F1AP_Criticality_reject,
"pdu->choice.initiatingMessage->criticality != F1AP_Criticality_reject\n");
AssertFatal(pdu->choice.initiatingMessage->value.present == F1AP_InitiatingMessage__value_PR_GNBCUConfigurationUpdate,
"pdu->choice.initiatingMessage->value.present != F1AP_InitiatingMessage__value_PR_GNBCUConfigurationUpdate\n");
F1AP_GNBCUConfigurationUpdate_t *in = &pdu->choice.initiatingMessage->value.choice.GNBCUConfigurationUpdate;
F1AP_GNBCUConfigurationUpdateIEs_t *ie;
int TransactionId = -1;
int num_cells_to_activate = 0;
F1AP_Cells_to_be_Activated_List_Item_t *cell;
MessageDef *msg_p = itti_alloc_new_message (TASK_DU_F1, 0, F1AP_GNB_CU_CONFIGURATION_UPDATE);
LOG_D(F1AP, "F1AP: gNB_CU_Configuration_Update: protocolIEs.list.count %d\n",
in->protocolIEs.list.count);
for (int i=0;i < in->protocolIEs.list.count; i++) {
ie = in->protocolIEs.list.array[i];
switch (ie->id) {
case F1AP_ProtocolIE_ID_id_TransactionID:
AssertFatal(ie->criticality == F1AP_Criticality_reject,
"ie->criticality != F1AP_Criticality_reject\n");
AssertFatal(ie->value.present == F1AP_GNBCUConfigurationUpdateIEs__value_PR_TransactionID,
"ie->value.present != F1AP_GNBCUConfigurationUpdateIEs__value_PR_TransactionID\n");
TransactionId=ie->value.choice.TransactionID;
LOG_D(F1AP, "F1AP: GNB-CU-ConfigurationUpdate: TransactionId %d\n",
TransactionId);
break;
case F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List:
{
AssertFatal(ie->criticality == F1AP_Criticality_reject,
"ie->criticality != F1AP_Criticality_reject\n");
AssertFatal(ie->value.present == F1AP_GNBCUConfigurationUpdateIEs__value_PR_Cells_to_be_Activated_List,
"ie->value.present != F1AP_GNBCUConfigurationUpdateIEs__value_PR_Cells_to_be_Activated_List\n");
num_cells_to_activate = ie->value.choice.Cells_to_be_Activated_List.list.count;
LOG_D(F1AP, "F1AP: Activating %d cells\n",num_cells_to_activate);
for (int i=0;i<num_cells_to_activate;i++) {
F1AP_Cells_to_be_Activated_List_ItemIEs_t *cells_to_be_activated_list_item_ies = (F1AP_Cells_to_be_Activated_List_ItemIEs_t *) ie->value.choice.Cells_to_be_Activated_List.list.array[i];
AssertFatal(cells_to_be_activated_list_item_ies->id == F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List_Item,
"cells_to_be_activated_list_item_ies->id != F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List_Item");
AssertFatal(cells_to_be_activated_list_item_ies->criticality == F1AP_Criticality_reject,
"cells_to_be_activated_list_item_ies->criticality == F1AP_Criticality_reject");
AssertFatal(cells_to_be_activated_list_item_ies->value.present == F1AP_Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item,
"cells_to_be_activated_list_item_ies->value.present == F1AP_Cells_to_be_Activated_List_ItemIEs__value_PR_Cells_to_be_Activated_List_Item");
cell = &cells_to_be_activated_list_item_ies->value.choice.Cells_to_be_Activated_List_Item;
TBCD_TO_MCC_MNC(&cell->nRCGI.pLMN_Identity, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].mcc, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].mnc, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].mnc_digit_length);
LOG_D(F1AP, "nr_cellId : %x %x %x %x %x\n",
cell->nRCGI.nRCellIdentity.buf[0],
cell->nRCGI.nRCellIdentity.buf[1],
cell->nRCGI.nRCellIdentity.buf[2],
cell->nRCGI.nRCellIdentity.buf[3],
cell->nRCGI.nRCellIdentity.buf[4]);
BIT_STRING_TO_NR_CELL_IDENTITY(&cell->nRCGI.nRCellIdentity,
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].nr_cellid);
F1AP_ProtocolExtensionContainer_154P112_t *ext = (F1AP_ProtocolExtensionContainer_154P112_t *)cell->iE_Extensions;
if (ext==NULL) continue;
for (int cnt=0;cnt<ext->list.count;cnt++) {
F1AP_Cells_to_be_Activated_List_ItemExtIEs_t *cells_to_be_activated_list_itemExtIEs=(F1AP_Cells_to_be_Activated_List_ItemExtIEs_t *)ext->list.array[cnt];
switch (cells_to_be_activated_list_itemExtIEs->id) {
/*
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_NOTHING:
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_GNB_CUSystemInformation,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_AvailablePLMNList,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_ExtendedAvailablePLMN_List,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_IAB_Info_IAB_donor_CU,
case F1AP_Cells_to_be_Activated_List_ItemExtIEs__extensionValue_PR_AvailableSNPN_ID_List
*/
case F1AP_ProtocolIE_ID_id_gNB_CUSystemInformation:
{
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].nrpci = (cell->nRPCI != NULL) ? *cell->nRPCI : 0;
F1AP_GNB_CUSystemInformation_t *gNB_CUSystemInformation = (F1AP_GNB_CUSystemInformation_t*)&cells_to_be_activated_list_itemExtIEs->extensionValue.choice.GNB_CUSystemInformation;
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].num_SI = gNB_CUSystemInformation->sibtypetobeupdatedlist.list.count;
AssertFatal(ext->list.count==1,"At least one SI message should be there, and only 1 for now!\n");
LOG_D(F1AP, "F1AP: Cell %d MCC %d MNC %d NRCellid %lx num_si %d\n",
i, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].mcc, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].mnc,
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].nr_cellid, F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].num_SI);
for (int si = 0;si < gNB_CUSystemInformation->sibtypetobeupdatedlist.list.count;si++) {
F1AP_SibtypetobeupdatedListItem_t *sib_item = gNB_CUSystemInformation->sibtypetobeupdatedlist.list.array[si];
size_t size = sib_item->sIBmessage.size;
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].SI_container_length[sib_item->sIBtype] = size;
LOG_I(F1AP, "F1AP: SI_container_length[%d][%d] %ld bytes\n", i, (int)sib_item->sIBtype, size);
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].SI_container[sib_item->sIBtype] = malloc(size);
memcpy((void*)F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).cells_to_activate[i].SI_container[sib_item->sIBtype],
(void*)sib_item->sIBmessage.buf,
size);
}
break;
}
case F1AP_ProtocolIE_ID_id_AvailablePLMNList:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_ExtendedAvailablePLMN_List:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_IAB_Info_IAB_donor_CU:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
case F1AP_ProtocolIE_ID_id_AvailableSNPN_ID_List:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id_AvailablePLMNList not supported yet\n");
break;
default:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id %d unknown\n",(int)cells_to_be_activated_list_itemExtIEs->id);
break;
}
} // for (cnt=...
} // for (cells_to_activate...
break;
} // case F1AP_ProtocolIE_ID_id_Cells_to_be_Activated_List
default:
AssertFatal(1==0,"F1AP_ProtocolIE_ID_id %d unknown\n", (int)ie->id);
break;
} // switch ie
} // for IE
AssertFatal(TransactionId!=-1,"TransactionId was not sent\n");
LOG_D(F1AP,"F1AP: num_cells_to_activate %d\n",num_cells_to_activate);
F1AP_GNB_CU_CONFIGURATION_UPDATE (msg_p).num_cells_to_activate = num_cells_to_activate;
MSC_LOG_RX_MESSAGE(
MSC_F1AP_DU,
MSC_F1AP_CU,
0,
0,
MSC_AS_TIME_FMT" DU_handle_GNB_CU_CONFIGURATION_UPDATE initiatingMessage assoc_id %d",
0,0,//MSC_AS_TIME_ARGS(ctxt_pP),
assoc_id);
if (RC.nrrrc && RC.nrrrc[0]->node_type == ngran_gNB_DU) {
LOG_D(F1AP, "Sending F1AP_GNB_CU_CONFIGURATION_UPDATE ITTI message to GNB_APP with assoc_id (%d->%d)\n",
assoc_id,ENB_MODULE_ID_TO_INSTANCE(assoc_id));
itti_send_msg_to_task(TASK_GNB_APP, GNB_MODULE_ID_TO_INSTANCE(assoc_id), msg_p);
} else {
LOG_D(F1AP, "Sending F1AP_GNB_CU_CONFIGURATION_UPDATE ITTI message to ENB_APP with assoc_id (%d->%d)\n",
assoc_id,ENB_MODULE_ID_TO_INSTANCE(assoc_id));
itti_send_msg_to_task(TASK_ENB_APP, ENB_MODULE_ID_TO_INSTANCE(assoc_id), msg_p);
}
return 0;
}
int DU_send_gNB_CU_CONFIGURATION_UPDATE_FAILURE(instance_t instance,
f1ap_gnb_cu_configuration_update_failure_t *GNBCUConfigurationUpdateFailure) {
AssertFatal(1==0,"received gNB CU CONFIGURATION UPDATE FAILURE with cause %d\n",
GNBCUConfigurationUpdateFailure->cause);
}
int DU_send_gNB_CU_CONFIGURATION_UPDATE_ACKNOWLEDGE(instance_t instance,
f1ap_gnb_cu_configuration_update_acknowledge_t *GNBCUConfigurationUpdateAcknowledge) {
AssertFatal(GNBCUConfigurationUpdateAcknowledge->num_cells_failed_to_be_activated == 0,
"%d cells failed to activate\n",
GNBCUConfigurationUpdateAcknowledge->num_cells_failed_to_be_activated);
AssertFatal(GNBCUConfigurationUpdateAcknowledge->noofTNLAssociations_to_setup == 0,
"%d TNLAssociations to setup, handle this ...\n",
GNBCUConfigurationUpdateAcknowledge->noofTNLAssociations_to_setup);
AssertFatal(GNBCUConfigurationUpdateAcknowledge->noofTNLAssociations_failed == 0,
"%d TNLAssociations failed\n",
GNBCUConfigurationUpdateAcknowledge->noofTNLAssociations_failed);
AssertFatal(GNBCUConfigurationUpdateAcknowledge->noofDedicatedSIDeliveryNeededUEs == 0,
"%d DedicatedSIDeliveryNeededUEs\n",
GNBCUConfigurationUpdateAcknowledge->noofDedicatedSIDeliveryNeededUEs);
F1AP_F1AP_PDU_t pdu;
uint8_t *buffer;
uint32_t len;
/* Create */
/* 0. pdu Type */
memset(&pdu, 0, sizeof(pdu));
pdu.present = F1AP_F1AP_PDU_PR_successfulOutcome;
pdu.choice.successfulOutcome = (F1AP_SuccessfulOutcome_t *)calloc(1, sizeof(F1AP_SuccessfulOutcome_t));
pdu.choice.successfulOutcome->procedureCode = F1AP_ProcedureCode_id_gNBCUConfigurationUpdate;
pdu.choice.successfulOutcome->criticality = F1AP_Criticality_reject;
pdu.choice.successfulOutcome->value.present = F1AP_SuccessfulOutcome__value_PR_GNBCUConfigurationUpdateAcknowledge;
F1AP_GNBCUConfigurationUpdateAcknowledge_t *out = &pdu.choice.successfulOutcome->value.choice.GNBCUConfigurationUpdateAcknowledge;
/* mandatory */
/* c1. Transaction ID (integer value)*/
F1AP_GNBCUConfigurationUpdateAcknowledgeIEs_t *ie = (F1AP_GNBCUConfigurationUpdateAcknowledgeIEs_t *)calloc(1, sizeof(F1AP_F1SetupResponseIEs_t));
ie->id = F1AP_ProtocolIE_ID_id_TransactionID;
ie->criticality = F1AP_Criticality_reject;
ie->value.present = F1AP_GNBCUConfigurationUpdateAcknowledgeIEs__value_PR_TransactionID;
ie->value.choice.TransactionID = F1AP_get_next_transaction_identifier(0, 0);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* encode */
if (f1ap_encode_pdu(&pdu, &buffer, &len) < 0) {
LOG_E(F1AP, "Failed to encode GNB-DU-Configuration-Update-Acknowledge\n");
return -1;
}
du_f1ap_itti_send_sctp_data_req(instance, f1ap_du_data->assoc_id, buffer, len, 0);
return 0;
}
int DU_send_gNB_DU_RESOURCE_COORDINATION_REQUEST(instance_t instance,
F1AP_GNBDUResourceCoordinationRequest_t *GNBDUResourceCoordinationRequest) {
AssertFatal(0, "Not implemented yet\n");
}
int DU_handle_gNB_DU_RESOURCE_COORDINATION_RESPONSE(instance_t instance,
uint32_t assoc_id,
uint32_t stream,
F1AP_F1AP_PDU_t *pdu) {
AssertFatal(0, "Not implemented yet\n");
}