197 lines
7.0 KiB
C
197 lines
7.0 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/*! \file nr_nas_msg_sim.h
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* \brief simulator for nr nas message
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* \author Yoshio INOUE, Masayuki HARADA
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* \email yoshio.inoue@fujitsu.com,masayuki.harada@fujitsu.com
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* \date 2020
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* \version 0.1
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*/
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#ifndef __NR_NAS_MSG_SIM_H__
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#define __NR_NAS_MSG_SIM_H__
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#include "RegistrationRequest.h"
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#include "FGSIdentityResponse.h"
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#include "FGSAuthenticationResponse.h"
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#include "FGSNASSecurityModeComplete.h"
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#include "FGSDeregistrationRequestUEOriginating.h"
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#include "RegistrationComplete.h"
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#include "as_message.h"
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#include "FGSUplinkNasTransport.h"
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#include <openair3/UICC/usim_interface.h>
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#include "secu_defs.h"
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#define PLAIN_5GS_MSG 0b0000
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#define INTEGRITY_PROTECTED 0b0001
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#define INTEGRITY_PROTECTED_AND_CIPHERED 0b0010
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#define INTEGRITY_PROTECTED_WITH_NEW_SECU_CTX 0b0011 // only for SECURITY MODE COMMAND
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#define INTEGRITY_PROTECTED_AND_CIPHERED_WITH_NEW_SECU_CTX 0b0100 // only for SECURITY MODE COMPLETE
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#define REGISTRATION_REQUEST 0b01000001 /* 65 = 0x41 */
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#define REGISTRATION_ACCEPT 0b01000010 /* 66 = 0x42 */
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#define REGISTRATION_COMPLETE 0b01000011 /* 67 = 0x43 */
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#define FGS_DEREGISTRATION_REQUEST_UE_ORIGINATING 0b01000101
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#define FGS_DEREGISTRATION_ACCEPT 0b01000110
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#define FGS_AUTHENTICATION_REQUEST 0b01010110 /* 86 = 0x56 */
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#define FGS_AUTHENTICATION_RESPONSE 0b01010111 /* 87 = 0x57 */
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#define FGS_IDENTITY_REQUEST 0b01011011 /* 91 = 0x5b */
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#define FGS_IDENTITY_RESPONSE 0b01011100 /* 92 = 0x5c */
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#define FGS_SECURITY_MODE_COMMAND 0b01011101 /* 93 = 0x5d */
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#define FGS_SECURITY_MODE_COMPLETE 0b01011110 /* 94 = 0x5e */
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#define FGS_UPLINK_NAS_TRANSPORT 0b01100111 /* 103= 0x67 */
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#define FGS_DOWNLINK_NAS_TRANSPORT 0b01101000 /* 104= 0x68 */
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// message type for 5GS session management
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#define FGS_PDU_SESSION_ESTABLISHMENT_REQ 0b11000001 /* 193= 0xc1 */
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#define FGS_PDU_SESSION_ESTABLISHMENT_ACC 0b11000010 /* 194= 0xc2 */
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#define FGS_PDU_SESSION_ESTABLISHMENT_REJ 0b11000011 /* 195= 0xc3 */
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#define INITIAL_REGISTRATION 0b001
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#define PLAIN_5GS_NAS_MESSAGE_HEADER_LENGTH 3
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#define SECURITY_PROTECTED_5GS_NAS_MESSAGE_HEADER_LENGTH 7
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#define PAYLOAD_CONTAINER_LENGTH_MIN 3
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#define PAYLOAD_CONTAINER_LENGTH_MAX 65537
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/* List of allowed NSSAI from NAS messaging. */
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typedef struct {
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int sst;
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int hplmn_sst;
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int sd;
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int hplmn_sd;
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} nr_nas_msg_snssai_t;
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/* Security Key for SA UE */
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typedef struct {
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uint8_t kausf[32];
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uint8_t kseaf[32];
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uint8_t kamf[32];
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uint8_t knas_int[16];
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uint8_t res[16];
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uint8_t rand[16];
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uint8_t kgnb[32];
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uint32_t mm_counter;
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uint32_t sm_counter;
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} ue_sa_security_key_t;
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typedef struct {
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uicc_t *uicc;
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ue_sa_security_key_t security;
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stream_security_container_t *security_container;
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Guti5GSMobileIdentity_t *guti;
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bool termination_procedure;
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uint8_t *registration_request_buf;
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uint32_t registration_request_len;
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} nr_ue_nas_t;
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typedef enum fgs_protocol_discriminator_e {
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/* Protocol discriminator identifier for 5GS Mobility Management */
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FGS_MOBILITY_MANAGEMENT_MESSAGE = 0x7E,
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/* Protocol discriminator identifier for 5GS Session Management */
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FGS_SESSION_MANAGEMENT_MESSAGE = 0x2E,
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} fgs_protocol_discriminator_t;
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typedef struct {
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uint8_t ex_protocol_discriminator;
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uint8_t security_header_type;
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uint8_t message_type;
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} mm_msg_header_t;
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/* Structure of security protected header */
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typedef struct {
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fgs_protocol_discriminator_t protocol_discriminator;
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uint8_t security_header_type;
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uint32_t message_authentication_code;
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uint8_t sequence_number;
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} fgs_nas_message_security_header_t;
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typedef union {
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mm_msg_header_t header;
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registration_request_msg registration_request;
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fgs_identiy_response_msg fgs_identity_response;
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fgs_authentication_response_msg fgs_auth_response;
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fgs_deregistration_request_ue_originating_msg fgs_deregistration_request_ue_originating;
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fgs_security_mode_complete_msg fgs_security_mode_complete;
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registration_complete_msg registration_complete;
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fgs_uplink_nas_transport_msg uplink_nas_transport;
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} MM_msg;
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typedef struct {
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MM_msg mm_msg; /* 5GS Mobility Management messages */
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} fgs_nas_message_plain_t;
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typedef struct {
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fgs_nas_message_security_header_t header;
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fgs_nas_message_plain_t plain;
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} fgs_nas_message_security_protected_t;
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typedef union {
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fgs_nas_message_security_header_t header;
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fgs_nas_message_security_protected_t security_protected;
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fgs_nas_message_plain_t plain;
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} fgs_nas_message_t;
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typedef struct {
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union {
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mm_msg_header_t plain_nas_msg_header;
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struct security_protected_nas_msg_header_s {
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uint8_t ex_protocol_discriminator;
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uint8_t security_header_type;
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uint16_t message_authentication_code1;
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uint16_t message_authentication_code2;
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uint8_t sequence_number;
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} security_protected_nas_msg_header_t;
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} choice;
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} nas_msg_header_t;
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typedef struct {
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uint8_t ex_protocol_discriminator;
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uint8_t pdu_session_id;
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uint8_t PTI;
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uint8_t message_type;
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} fgs_sm_nas_msg_header_t;
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typedef struct {
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mm_msg_header_t plain_nas_msg_header;
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uint8_t payload_container_type;
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uint16_t payload_container_length;
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fgs_sm_nas_msg_header_t sm_nas_msg_header;
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} dl_nas_transport_t;
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nr_ue_nas_t *get_ue_nas_info(module_id_t module_id);
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void generateRegistrationRequest(as_nas_info_t *initialNasMsg, nr_ue_nas_t *nas);
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void *nas_nrue_task(void *args_p);
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void *nas_nrue(void *args_p);
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#endif /* __NR_NAS_MSG_SIM_H__*/
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