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#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "ProtocolDiscriminator.h"
#include "SecurityHeaderType.h"
#include "MessageType.h"
#include "NasKeySetIdentifier.h"
#include "AuthenticationParameterRand.h"
#include "AuthenticationParameterAutn.h"
#ifndef AUTHENTICATION_REQUEST_H_
#define AUTHENTICATION_REQUEST_H_
/* Minimum length macro. Formed by minimum length of each mandatory field */
#define AUTHENTICATION_REQUEST_MINIMUM_LENGTH ( \
NAS_KEY_SET_IDENTIFIER_MINIMUM_LENGTH + \
AUTHENTICATION_PARAMETER_RAND_MINIMUM_LENGTH + \
AUTHENTICATION_PARAMETER_AUTN_MINIMUM_LENGTH )
/* Maximum length macro. Formed by maximum length of each field */
#define AUTHENTICATION_REQUEST_MAXIMUM_LENGTH ( \
NAS_KEY_SET_IDENTIFIER_MAXIMUM_LENGTH + \
AUTHENTICATION_PARAMETER_RAND_MAXIMUM_LENGTH + \
AUTHENTICATION_PARAMETER_AUTN_MAXIMUM_LENGTH )
/*
* Message name: Authentication request
* Description: This message is sent by the network to the UE to initiate authentication of the UE identity. See table 8.2.7.1.
* Significance: dual
* Direction: network to UE
*/
typedef struct authentication_request_msg_tag {
/* Mandatory fields */
ProtocolDiscriminator protocoldiscriminator:4;
SecurityHeaderType securityheadertype:4;
MessageType messagetype;
NasKeySetIdentifier naskeysetidentifierasme;
AuthenticationParameterRand authenticationparameterrand;
AuthenticationParameterAutn authenticationparameterautn;
} authentication_request_msg;
int decode_authentication_request(authentication_request_msg *authenticationrequest, uint8_t *buffer, uint32_t len);
int encode_authentication_request(authentication_request_msg *authenticationrequest, uint8_t *buffer, uint32_t len);
#endif /* ! defined(AUTHENTICATION_REQUEST_H_) */