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openairinterface5g/openair3/NAS/COMMON/EMM/MSG/fgs_service_request.h
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Guido Casati 1c4e1029a8 Add NAS Service Request enc/dec functions
* FGMM enc/dec library files
* Plain message encoding + logic for security protected message
* added fill_fgstmsi function
* add checks on length in 5G-S-TMSI encoder function
* encoding of NAS Service Request and relevant mandatory IEs
2024-11-25 13:15:10 +01:00

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2.4 KiB
C

/*
* 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
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "ProtocolDiscriminator.h"
#include "SecurityHeaderType.h"
#include "NasKeySetIdentifier.h"
#include "ServiceType.h"
#include "ExtendedProtocolDiscriminator.h"
#include "FGCNasMessageContainer.h"
//#include "PDUSessionStatus.h"
#include "MessageType.h"
#include "SpareHalfOctet.h"
#include "FGSMobileIdentity.h"
#ifndef FGS_SERVICE_REQUEST_H_
#define FGS_SERVICE_REQUEST_H_
/**
* Message name: Service request (8.2.16 of 3GPP TS 24.501)
* Description: The SERVICE REQUEST message is sent by the UE to the AMF
* in order to request the establishment of an N1 NAS signalling
* connection and/or to request the establishment of user-plane
* resources for PDU sessions which are established without
* user-plane resources
* Direction: UE to network
*/
typedef struct {
/* Mandatory fields */
NasKeySetIdentifier naskeysetidentifier;
ServiceType serviceType: 4;
Stmsi5GSMobileIdentity_t fiveg_s_tmsi;
/* Optional fields */
FGCNasMessageContainer *fgsnasmessagecontainer;
} fgs_service_request_msg_t;
int encode_fgs_service_request(uint8_t *buffer, fgs_service_request_msg_t *servicerequest, uint32_t len);
int decode_fgs_service_request(fgs_service_request_msg_t *sr, const uint8_t *buffer, uint32_t len);
#endif /* ! defined(FGS_SERVICE_REQUEST_H_) */