maki/openairinterface5g
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
dccbd9279a9c2f41a6b552a02027ec91b1ff855e
openairinterface5g/openair3/NGAP/ngap_gNB.c
T
Xue Song 52edf0c123 Merge branch 'master' into develop_SA_rfsim_for_F1 
Conflicts:
	openair1/PHY/NR_UE_TRANSPORT/nr_dlsch_decoding.c
	openair2/F1AP/f1ap_cu_interface_management.c
	openair2/F1AP/f1ap_cu_rrc_message_transfer.c
	openair2/F1AP/f1ap_cu_task.c
	openair2/F1AP/f1ap_du_interface_management.c
	openair2/F1AP/f1ap_du_task.c
	openair2/GNB_APP/gnb_app.c
	openair2/GNB_APP/gnb_config.c
	openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
	openair2/RRC/NR/L2_nr_interface.c
	openair2/RRC/NR/MESSAGES/asn1_msg.c
	openair2/RRC/NR/rrc_gNB.c
	openair2/RRC/NR/rrc_gNB_NGAP.c
	openair2/RRC/NR_UE/L2_interface_ue.c
	openair2/RRC/NR_UE/rrc_UE.c
	openair3/NGAP/ngap_gNB.c
2021-02-04 18:16:37 +09:00

541 lines
22 KiB
C
Raw Blame History

/*
* 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 ngap_gNB.c
* \brief NGAP gNB task
* \author Yoshio INOUE, Masayuki HARADA
* \date 2020
* \email: yoshio.inoue@fujitsu.com,masayuki.harada@fujitsu.com (yoshio.inoue%40fujitsu.com%2cmasayuki.harada%40fujitsu.com)
* \version 1.0
* @ingroup _ngap
*/
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <crypt.h>
#include "tree.h"
#include "queue.h"
#include "intertask_interface.h"
#include "ngap_gNB_default_values.h"
#include "ngap_common.h"
#include "ngap_gNB_defs.h"
#include "ngap_gNB.h"
#include "ngap_gNB_encoder.h"
#include "ngap_gNB_handlers.h"
#include "ngap_gNB_nnsf.h"
#include "ngap_gNB_nas_procedures.h"
#include "ngap_gNB_management_procedures.h"
#include "ngap_gNB_context_management_procedures.h"
#include "ngap_gNB_itti_messaging.h"
#include "ngap_gNB_ue_context.h" // test, to be removed
#include "msc.h"
#include "assertions.h"
#include "conversions.h"
#if defined(TEST_S1C_AMF)
#include "oaisim_amf_test_s1c.h"
#endif
ngap_gNB_config_t ngap_config;
static int ngap_gNB_generate_ng_setup_request(
ngap_gNB_instance_t *instance_p, ngap_gNB_amf_data_t *ngap_amf_data_p);
void ngap_gNB_handle_register_gNB(instance_t instance, ngap_register_gnb_req_t *ngap_register_gNB);
void ngap_gNB_handle_sctp_association_resp(instance_t instance, sctp_new_association_resp_t *sctp_new_association_resp);
uint32_t ngap_generate_gNB_id(void) {
char *out;
char hostname[50];
int ret;
uint32_t gNB_id;
/* Retrieve the host name */
ret = gethostname(hostname, sizeof(hostname));
DevAssert(ret == 0);
out = crypt(hostname, "eurecom");
DevAssert(out != NULL);
gNB_id = ((out[0] << 24) | (out[1] << 16) | (out[2] << 8) | out[3]);
return gNB_id;
}
static void ngap_gNB_register_amf(ngap_gNB_instance_t *instance_p,
net_ip_address_t *amf_ip_address,
net_ip_address_t *local_ip_addr,
uint16_t in_streams,
uint16_t out_streams,
uint8_t broadcast_plmn_num,
uint8_t broadcast_plmn_index[PLMN_LIST_MAX_SIZE]) {
MessageDef *message_p = NULL;
sctp_new_association_req_t *sctp_new_association_req_p = NULL;
ngap_gNB_amf_data_t *ngap_amf_data_p = NULL;
DevAssert(instance_p != NULL);
DevAssert(amf_ip_address != NULL);
message_p = itti_alloc_new_message(TASK_NGAP, 0, SCTP_NEW_ASSOCIATION_REQ);
sctp_new_association_req_p = &message_p->ittiMsg.sctp_new_association_req;
sctp_new_association_req_p->port = NGAP_PORT_NUMBER;
sctp_new_association_req_p->ppid = NGAP_SCTP_PPID;
sctp_new_association_req_p->in_streams = in_streams;
sctp_new_association_req_p->out_streams = out_streams;
memcpy(&sctp_new_association_req_p->remote_address,
amf_ip_address,
sizeof(*amf_ip_address));
memcpy(&sctp_new_association_req_p->local_address,
local_ip_addr,
sizeof(*local_ip_addr));
NGAP_INFO("[gNB %ld] check the amf registration state\n",instance_p->instance);
/* Create new AMF descriptor */
ngap_amf_data_p = calloc(1, sizeof(*ngap_amf_data_p));
DevAssert(ngap_amf_data_p != NULL);
ngap_amf_data_p->cnx_id = ngap_gNB_fetch_add_global_cnx_id();
sctp_new_association_req_p->ulp_cnx_id = ngap_amf_data_p->cnx_id;
ngap_amf_data_p->assoc_id = -1;
ngap_amf_data_p->broadcast_plmn_num = broadcast_plmn_num;
memcpy(&ngap_amf_data_p->amf_s1_ip,
amf_ip_address,
sizeof(*amf_ip_address));
for (int i = 0; i < broadcast_plmn_num; ++i)
ngap_amf_data_p->broadcast_plmn_index[i] = broadcast_plmn_index[i];
ngap_amf_data_p->ngap_gNB_instance = instance_p;
STAILQ_INIT(&ngap_amf_data_p->served_guami);
/* Insert the new descriptor in list of known AMF
* but not yet associated.
*/
RB_INSERT(ngap_amf_map, &instance_p->ngap_amf_head, ngap_amf_data_p);
ngap_amf_data_p->state = NGAP_GNB_STATE_DISCONNECTED;
instance_p->ngap_amf_nb ++;
instance_p->ngap_amf_pending_nb ++;
itti_send_msg_to_task(TASK_SCTP, instance_p->instance, message_p);
}
void ngap_gNB_handle_register_gNB(instance_t instance, ngap_register_gnb_req_t *ngap_register_gNB) {
ngap_gNB_instance_t *new_instance;
uint8_t index;
DevAssert(ngap_register_gNB != NULL);
/* Look if the provided instance already exists */
new_instance = ngap_gNB_get_instance(instance);
if (new_instance != NULL) {
/* Checks if it is a retry on the same gNB */
DevCheck(new_instance->gNB_id == ngap_register_gNB->gNB_id, new_instance->gNB_id, ngap_register_gNB->gNB_id, 0);
DevCheck(new_instance->cell_type == ngap_register_gNB->cell_type, new_instance->cell_type, ngap_register_gNB->cell_type, 0);
DevCheck(new_instance->num_plmn == ngap_register_gNB->num_plmn, new_instance->num_plmn, ngap_register_gNB->num_plmn, 0);
DevCheck(new_instance->tac == ngap_register_gNB->tac, new_instance->tac, ngap_register_gNB->tac, 0);
for (int i = 0; i < new_instance->num_plmn; i++) {
DevCheck(new_instance->mcc[i] == ngap_register_gNB->mcc[i], new_instance->mcc[i], ngap_register_gNB->mcc[i], 0);
DevCheck(new_instance->mnc[i] == ngap_register_gNB->mnc[i], new_instance->mnc[i], ngap_register_gNB->mnc[i], 0);
DevCheck(new_instance->mnc_digit_length[i] == ngap_register_gNB->mnc_digit_length[i], new_instance->mnc_digit_length[i], ngap_register_gNB->mnc_digit_length[i], 0);
}
DevCheck(new_instance->default_drx == ngap_register_gNB->default_drx, new_instance->default_drx, ngap_register_gNB->default_drx, 0);
} else {
new_instance = calloc(1, sizeof(ngap_gNB_instance_t));
DevAssert(new_instance != NULL);
RB_INIT(&new_instance->ngap_ue_head);
RB_INIT(&new_instance->ngap_amf_head);
/* Copy usefull parameters */
new_instance->instance = instance;
new_instance->gNB_name = ngap_register_gNB->gNB_name;
new_instance->gNB_id = ngap_register_gNB->gNB_id;
new_instance->cell_type = ngap_register_gNB->cell_type;
new_instance->tac = ngap_register_gNB->tac;
memcpy(&new_instance->gNB_ng_ip,
&ngap_register_gNB->gnb_ip_address,
sizeof(ngap_register_gNB->gnb_ip_address));
for (int i = 0; i < ngap_register_gNB->num_plmn; i++) {
new_instance->mcc[i] = ngap_register_gNB->mcc[i];
new_instance->mnc[i] = ngap_register_gNB->mnc[i];
new_instance->mnc_digit_length[i] = ngap_register_gNB->mnc_digit_length[i];
new_instance->num_nssai[i] = ngap_register_gNB->num_nssai[i];
}
new_instance->num_plmn = ngap_register_gNB->num_plmn;
new_instance->default_drx = ngap_register_gNB->default_drx;
memcpy(new_instance->s_nssai, ngap_register_gNB->s_nssai, sizeof(ngap_register_gNB->s_nssai));
/* Add the new instance to the list of gNB (meaningfull in virtual mode) */
ngap_gNB_insert_new_instance(new_instance);
NGAP_INFO("Registered new gNB[%ld] and %s gNB id %u\n",
instance,
ngap_register_gNB->cell_type == CELL_MACRO_GNB ? "macro" : "home",
ngap_register_gNB->gNB_id);
}
DevCheck(ngap_register_gNB->nb_amf <= NGAP_MAX_NB_AMF_IP_ADDRESS,
NGAP_MAX_NB_AMF_IP_ADDRESS, ngap_register_gNB->nb_amf, 0);
/* Trying to connect to provided list of AMF ip address */
for (index = 0; index < ngap_register_gNB->nb_amf; index++) {
net_ip_address_t *amf_ip = &ngap_register_gNB->amf_ip_address[index];
struct ngap_gNB_amf_data_s *amf = NULL;
RB_FOREACH(amf, ngap_amf_map, &new_instance->ngap_amf_head) {
/* Compare whether IPv4 and IPv6 information is already present, in which
* wase we do not register again */
if (amf->amf_s1_ip.ipv4 == amf_ip->ipv4 && (!amf_ip->ipv4
|| strncmp(amf->amf_s1_ip.ipv4_address, amf_ip->ipv4_address, 16) == 0)
&& amf->amf_s1_ip.ipv6 == amf_ip->ipv6 && (!amf_ip->ipv6
|| strncmp(amf->amf_s1_ip.ipv6_address, amf_ip->ipv6_address, 46) == 0))
break;
}
if (amf)
continue;
ngap_gNB_register_amf(new_instance,
amf_ip,
&ngap_register_gNB->gnb_ip_address,
ngap_register_gNB->sctp_in_streams,
ngap_register_gNB->sctp_out_streams,
ngap_register_gNB->broadcast_plmn_num[index],
ngap_register_gNB->broadcast_plmn_index[index]);
}
}
void ngap_gNB_handle_sctp_association_resp(instance_t instance, sctp_new_association_resp_t *sctp_new_association_resp) {
ngap_gNB_instance_t *instance_p;
ngap_gNB_amf_data_t *ngap_amf_data_p;
DevAssert(sctp_new_association_resp != NULL);
instance_p = ngap_gNB_get_instance(instance);
DevAssert(instance_p != NULL);
ngap_amf_data_p = ngap_gNB_get_AMF(instance_p, -1,
sctp_new_association_resp->ulp_cnx_id);
DevAssert(ngap_amf_data_p != NULL);
if (sctp_new_association_resp->sctp_state != SCTP_STATE_ESTABLISHED) {
NGAP_WARN("Received unsuccessful result for SCTP association (%u), instance %ld, cnx_id %u\n",
sctp_new_association_resp->sctp_state,
instance,
sctp_new_association_resp->ulp_cnx_id);
ngap_handle_ng_setup_message(ngap_amf_data_p, sctp_new_association_resp->sctp_state == SCTP_STATE_SHUTDOWN);
return;
}
/* Update parameters */
ngap_amf_data_p->assoc_id = sctp_new_association_resp->assoc_id;
ngap_amf_data_p->in_streams = sctp_new_association_resp->in_streams;
ngap_amf_data_p->out_streams = sctp_new_association_resp->out_streams;
/* Prepare new NG Setup Request */
ngap_gNB_generate_ng_setup_request(instance_p, ngap_amf_data_p);
}
static
void ngap_gNB_handle_sctp_data_ind(sctp_data_ind_t *sctp_data_ind) {
int result;
DevAssert(sctp_data_ind != NULL);
#if defined(TEST_S1C_AMF)
amf_test_s1_notify_sctp_data_ind(sctp_data_ind->assoc_id, sctp_data_ind->stream,
sctp_data_ind->buffer, sctp_data_ind->buffer_length);
#else
ngap_gNB_handle_message(sctp_data_ind->assoc_id, sctp_data_ind->stream,
sctp_data_ind->buffer, sctp_data_ind->buffer_length);
#endif
result = itti_free(TASK_UNKNOWN, sctp_data_ind->buffer);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
}
void ngap_gNB_init(void) {
NGAP_DEBUG("Starting NGAP layer\n");
ngap_gNB_prepare_internal_data();
itti_mark_task_ready(TASK_NGAP);
MSC_START_USE();
}
void *ngap_gNB_process_itti_msg(void *notUsed) {
MessageDef *received_msg = NULL;
int result;
itti_receive_msg(TASK_NGAP, &received_msg);
switch (ITTI_MSG_ID(received_msg)) {
case TERMINATE_MESSAGE:
NGAP_WARN(" *** Exiting NGAP thread\n");
itti_exit_task();
break;
case NGAP_REGISTER_GNB_REQ: {
/* Register a new gNB.
* in Virtual mode gNBs will be distinguished using the mod_id/
* Each gNB has to send an NGAP_REGISTER_GNB message with its
* own parameters.
*/
ngap_gNB_handle_register_gNB(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_REGISTER_GNB_REQ(received_msg));
}
break;
case SCTP_NEW_ASSOCIATION_RESP: {
ngap_gNB_handle_sctp_association_resp(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&received_msg->ittiMsg.sctp_new_association_resp);
}
break;
case SCTP_DATA_IND: {
ngap_gNB_handle_sctp_data_ind(&received_msg->ittiMsg.sctp_data_ind);
}
break;
case NGAP_NAS_FIRST_REQ: {
ngap_gNB_handle_nas_first_req(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_NAS_FIRST_REQ(received_msg));
}
break;
case NGAP_UPLINK_NAS: {
ngap_gNB_nas_uplink(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_UPLINK_NAS(received_msg));
}
break;
case NGAP_UE_CAPABILITIES_IND: {
ngap_gNB_ue_capabilities(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_UE_CAPABILITIES_IND(received_msg));
}
break;
case NGAP_INITIAL_CONTEXT_SETUP_RESP: {
ngap_gNB_initial_ctxt_resp(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_INITIAL_CONTEXT_SETUP_RESP(received_msg));
}
break;
case NGAP_PDUSESSION_SETUP_RESP: {
ngap_gNB_pdusession_setup_resp(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_PDUSESSION_SETUP_RESP(received_msg));
}
break;
case NGAP_PDUSESSION_MODIFY_RESP: {
ngap_gNB_pdusession_modify_resp(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_PDUSESSION_MODIFY_RESP(received_msg));
}
break;
case NGAP_NAS_NON_DELIVERY_IND: {
ngap_gNB_nas_non_delivery_ind(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_NAS_NON_DELIVERY_IND(received_msg));
}
break;
case NGAP_PATH_SWITCH_REQ: {
ngap_gNB_path_switch_req(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_PATH_SWITCH_REQ(received_msg));
}
break;
case NGAP_PDUSESSION_MODIFICATION_IND: {
ngap_gNB_generate_PDUSESSION_Modification_Indication(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_PDUSESSION_MODIFICATION_IND(received_msg));
}
break;
case NGAP_UE_CONTEXT_RELEASE_COMPLETE: {
ngap_ue_context_release_complete(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_UE_CONTEXT_RELEASE_COMPLETE(received_msg));
}
break;
case NGAP_UE_CONTEXT_RELEASE_REQ: {
ngap_gNB_instance_t *ngap_gNB_instance_p = NULL; // test
struct ngap_gNB_ue_context_s *ue_context_p = NULL; // test
ngap_ue_context_release_req(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_UE_CONTEXT_RELEASE_REQ(received_msg));
ngap_gNB_instance_p = ngap_gNB_get_instance(ITTI_MSG_DESTINATION_INSTANCE(received_msg)); // test
DevAssert(ngap_gNB_instance_p != NULL); // test
if ((ue_context_p = ngap_gNB_get_ue_context(ngap_gNB_instance_p,
NGAP_UE_CONTEXT_RELEASE_REQ(received_msg).gNB_ue_ngap_id)) == NULL) { // test
/* The context for this gNB ue ngap id doesn't exist in the map of gNB UEs */
NGAP_ERROR("Failed to find ue context associated with gNB ue ngap id: %u\n",
NGAP_UE_CONTEXT_RELEASE_REQ(received_msg).gNB_ue_ngap_id); // test
} // test
}
break;
case NGAP_PDUSESSION_RELEASE_RESPONSE: {
ngap_gNB_pdusession_release_resp(ITTI_MSG_DESTINATION_INSTANCE(received_msg),
&NGAP_PDUSESSION_RELEASE_RESPONSE(received_msg));
}
break;
default:
NGAP_ERROR("Received unhandled message: %d:%s\n",
ITTI_MSG_ID(received_msg), ITTI_MSG_NAME(received_msg));
break;
}
result = itti_free (ITTI_MSG_ORIGIN_ID(received_msg), received_msg);
AssertFatal (result == EXIT_SUCCESS, "Failed to free memory (%d)!\n", result);
received_msg = NULL;
return NULL;
}
void *ngap_gNB_task(void *arg) {
ngap_gNB_init();
while (1) {
(void) ngap_gNB_process_itti_msg(NULL);
}
return NULL;
}
//-----------------------------------------------------------------------------
/*
* gNB generate a NG setup request towards AMF
*/
static int ngap_gNB_generate_ng_setup_request(
ngap_gNB_instance_t *instance_p,
ngap_gNB_amf_data_t *ngap_amf_data_p)
//-----------------------------------------------------------------------------
{
NGAP_NGAP_PDU_t pdu;
NGAP_NGSetupRequest_t *out = NULL;
NGAP_NGSetupRequestIEs_t *ie = NULL;
NGAP_SupportedTAItem_t *ta = NULL;
NGAP_BroadcastPLMNItem_t *plmn = NULL;
NGAP_SliceSupportItem_t *ssi = NULL;
uint8_t *buffer = NULL;
uint32_t len = 0;
int ret = 0;
DevAssert(instance_p != NULL);
DevAssert(ngap_amf_data_p != NULL);
ngap_amf_data_p->state = NGAP_GNB_STATE_WAITING;
/* Prepare the NGAP message to encode */
memset(&pdu, 0, sizeof(pdu));
pdu.present = NGAP_NGAP_PDU_PR_initiatingMessage;
pdu.choice.initiatingMessage = CALLOC(1, sizeof(struct NGAP_InitiatingMessage));
pdu.choice.initiatingMessage->procedureCode = NGAP_ProcedureCode_id_NGSetup;
pdu.choice.initiatingMessage->criticality = NGAP_Criticality_reject;
pdu.choice.initiatingMessage->value.present = NGAP_InitiatingMessage__value_PR_NGSetupRequest;
out = &pdu.choice.initiatingMessage->value.choice.NGSetupRequest;
/* mandatory */
ie = (NGAP_NGSetupRequestIEs_t *)calloc(1, sizeof(NGAP_NGSetupRequestIEs_t));
ie->id = NGAP_ProtocolIE_ID_id_GlobalRANNodeID;
ie->criticality = NGAP_Criticality_reject;
ie->value.present = NGAP_NGSetupRequestIEs__value_PR_GlobalRANNodeID;
ie->value.choice.GlobalRANNodeID.present = NGAP_GlobalRANNodeID_PR_globalGNB_ID;
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID = CALLOC(1, sizeof(struct NGAP_GlobalGNB_ID));
MCC_MNC_TO_PLMNID(instance_p->mcc[ngap_amf_data_p->broadcast_plmn_index[0]],
instance_p->mnc[ngap_amf_data_p->broadcast_plmn_index[0]],
instance_p->mnc_digit_length[ngap_amf_data_p->broadcast_plmn_index[0]],
&(ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->pLMNIdentity));
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.present = NGAP_GNB_ID_PR_gNB_ID;
MACRO_GNB_ID_TO_BIT_STRING(instance_p->gNB_id,
&ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.choice.gNB_ID);
NGAP_INFO("%u -> %02x%02x%02x%02x\n", instance_p->gNB_id,
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.choice.gNB_ID.buf[0],
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.choice.gNB_ID.buf[1],
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.choice.gNB_ID.buf[2],
ie->value.choice.GlobalRANNodeID.choice.globalGNB_ID->gNB_ID.choice.gNB_ID.buf[3]);
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* optional */
if (instance_p->gNB_name) {
ie = (NGAP_NGSetupRequestIEs_t *)calloc(1, sizeof(NGAP_NGSetupRequestIEs_t));
ie->id = NGAP_ProtocolIE_ID_id_RANNodeName;
ie->criticality = NGAP_Criticality_ignore;
ie->value.present = NGAP_NGSetupRequestIEs__value_PR_RANNodeName;
OCTET_STRING_fromBuf(&ie->value.choice.RANNodeName, instance_p->gNB_name,
strlen(instance_p->gNB_name));
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
}
/* mandatory */
ie = (NGAP_NGSetupRequestIEs_t *)calloc(1, sizeof(NGAP_NGSetupRequestIEs_t));
ie->id = NGAP_ProtocolIE_ID_id_SupportedTAList;
ie->criticality = NGAP_Criticality_reject;
ie->value.present = NGAP_NGSetupRequestIEs__value_PR_SupportedTAList;
{
ta = (NGAP_SupportedTAItem_t *)calloc(1, sizeof(NGAP_SupportedTAItem_t));
INT24_TO_OCTET_STRING(instance_p->tac, &ta->tAC);
{
for (int i = 0; i < ngap_amf_data_p->broadcast_plmn_num; ++i) {
plmn = (NGAP_BroadcastPLMNItem_t *)calloc(1, sizeof(NGAP_BroadcastPLMNItem_t));
MCC_MNC_TO_TBCD(instance_p->mcc[ngap_amf_data_p->broadcast_plmn_index[i]],
instance_p->mnc[ngap_amf_data_p->broadcast_plmn_index[i]],
instance_p->mnc_digit_length[ngap_amf_data_p->broadcast_plmn_index[i]],
&plmn->pLMNIdentity);
for(int si = 0; si < instance_p->num_nssai[i]; si++) {
ssi = (NGAP_SliceSupportItem_t *)calloc(1, sizeof(NGAP_SliceSupportItem_t));
INT8_TO_OCTET_STRING(instance_p->s_nssai[i][si].sST, &ssi->s_NSSAI.sST);
if(instance_p->s_nssai[i]->sD_flag) {
ssi->s_NSSAI.sD = calloc(1, sizeof(NGAP_SD_t));
ssi->s_NSSAI.sD->buf = calloc(3, sizeof(uint8_t));
ssi->s_NSSAI.sD->size = 3;
ssi->s_NSSAI.sD->buf[0] = instance_p->s_nssai[i][si].sD[0];
ssi->s_NSSAI.sD->buf[1] = instance_p->s_nssai[i][si].sD[1];
ssi->s_NSSAI.sD->buf[2] = instance_p->s_nssai[i][si].sD[2];
}
ASN_SEQUENCE_ADD(&plmn->tAISliceSupportList.list, ssi);
}
ASN_SEQUENCE_ADD(&ta->broadcastPLMNList.list, plmn);
}
}
ASN_SEQUENCE_ADD(&ie->value.choice.SupportedTAList.list, ta);
}
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* mandatory */
ie = (NGAP_NGSetupRequestIEs_t *)calloc(1, sizeof(NGAP_NGSetupRequestIEs_t));
ie->id = NGAP_ProtocolIE_ID_id_DefaultPagingDRX;
ie->criticality = NGAP_Criticality_ignore;
ie->value.present = NGAP_NGSetupRequestIEs__value_PR_PagingDRX;
ie->value.choice.PagingDRX = instance_p->default_drx;
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
if (ngap_gNB_encode_pdu(&pdu, &buffer, &len) < 0) {
NGAP_ERROR("Failed to encode NG setup request\n");
return -1;
}
/* Non UE-Associated signalling -> stream = 0 */
ngap_gNB_itti_send_sctp_data_req(instance_p->instance, ngap_amf_data_p->assoc_id, buffer, len, 0);
return ret;
}
Reference in New Issue View Git Blame Copy Permalink