/* * Copyright (c) 2017, CellWire Group * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ /******************************************************************************* * This file had been created by gtpv2c_tlv.py script v0.1.0 * Please do not modify this file but regenerate it via script. * Created on: 2017-04-07 23:34:23.758891 by acetcom * from 24301-d80.docx ******************************************************************************/ #ifndef __NAS_MESSAGE_H__ #define __NAS_MESSAGE_H__ #include "nas_ies.h" #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /* The Packet Buffer(pkbuf_t) for NAS message MUST make a HEADROOM. * When calculating AES_CMAC, we need to use the headroom of the packet. */ #define NAS_HEADROOM 16 #define NAS_SECURITY_HEADER_PLAIN_NAS_MESSAGE 0 #define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED 1 #define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_CIPHERED 2 #define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_NEW_SECURITY_CONTEXT 3 #define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_CIPHTERD_WITH_NEW_INTEGRITY_CONTEXT 4 #define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_PARTICALLY_CIPHTERD 5 #define NAS_SECURITY_HEADER_FOR_SERVICE_REQUEST_MESSAGE 6 #define NAS_PROTOCOL_DISCRIMINATOR_ESM 0x2 #define NAS_PROTOCOL_DISCRIMINATOR_EMM 0x7 typedef struct _nas_emm_header_t { ED2(c_uint8_t security_header_type:4;, c_uint8_t protocol_discriminator:4;) c_uint8_t message_type; } __attribute__ ((packed)) nas_emm_header_t; typedef struct _nas_esm_header_t { ED2(c_uint8_t eps_bearer_identity:4;, c_uint8_t protocol_discriminator:4;) c_uint8_t procedure_transaction_identity; c_uint8_t message_type; } __attribute__ ((packed)) nas_esm_header_t; typedef struct _nas_security_header_t { ED2(c_uint8_t security_header_type:4;, c_uint8_t protocol_discriminator:4;) c_uint32_t message_authentication_code; c_uint8_t sequence_number; } __attribute__ ((packed)) nas_security_header_t; #define NAS_ATTACH_REQUEST 65 #define NAS_ATTACH_ACCEPT 66 #define NAS_ATTACH_COMPLETE 67 #define NAS_ATTACH_REJECT 68 #define NAS_DETACH_REQUEST 69 #define NAS_DETACH_ACCEPT 70 #define NAS_TRACKING_AREA_UPDATE_REQUEST 72 #define NAS_TRACKING_AREA_UPDATE_ACCEPT 73 #define NAS_TRACKING_AREA_UPDATE_COMPLETE 74 #define NAS_TRACKING_AREA_UPDATE_REJECT 75 #define NAS_EXTENDED_SERVICE_REQUEST 76 #define NAS_SERVICE_REJECT 78 #define NAS_GUTI_REALLOCATION_COMMAND 80 #define NAS_GUTI_REALLOCATION_COMPLETE 81 #define NAS_AUTHENTICATION_REQUEST 82 #define NAS_AUTHENTICATION_RESPONSE 83 #define NAS_AUTHENTICATION_REJECT 84 #define NAS_IDENTITY_REQUEST 85 #define NAS_IDENTITY_RESPONSE 86 #define NAS_AUTHENTICATION_FAILURE 92 #define NAS_SECURITY_MODE_COMMAND 93 #define NAS_SECURITY_MODE_COMPLETE 94 #define NAS_SECURITY_MODE_REJECT 95 #define NAS_EMM_STATUS 96 #define NAS_EMM_INFORMATION 97 #define NAS_DOWNLINK_NAS_TRANSPORT 98 #define NAS_UPLINK_NAS_TRANSPORT 99 #define NAS_CS_SERVICE_NOTIFICATION 100 #define NAS_UPLINK_GENERIC_NAS_TRANSPORT 101 #define NAS_DOWNLINK_GENERIC_NAS_TRANSPORT 104 #define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_REQUEST 193 #define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_ACCEPT 194 #define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_REJECT 195 #define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_REQUEST 197 #define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_ACCEPT 198 #define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_REJECT 199 #define NAS_MODIFY_EPS_BEARER_CONTEXT_REQUEST 201 #define NAS_MODIFY_EPS_BEARER_CONTEXT_ACCEPT 202 #define NAS_MODIFY_EPS_BEARER_CONTEXT_REJECT 203 #define NAS_DEACTIVATE_EPS_BEARER_CONTEXT_REQUEST 205 #define NAS_DEACTIVATE_EPS_BEARER_CONTEXT_ACCEPT 206 #define NAS_PDN_CONNECTIVITY_REQUEST 208 #define NAS_PDN_CONNECTIVITY_REJECT 209 #define NAS_PDN_DISCONNECT_REQUEST 210 #define NAS_PDN_DISCONNECT_REJECT 211 #define NAS_BEARER_RESOURCE_ALLOCATION_REQUEST 212 #define NAS_BEARER_RESOURCE_ALLOCATION_REJECT 213 #define NAS_BEARER_RESOURCE_MODIFICATION_REQUEST 214 #define NAS_BEARER_RESOURCE_MODIFICATION_REJECT 215 #define NAS_ESM_INFORMATION_REQUEST 217 #define NAS_ESM_INFORMATION_RESPONSE 218 #define NAS_ESM_STATUS 232 /******************************************************* * ATTACH REQUEST ******************************************************/ #define NAS_ATTACH_REQUEST_OLD_P_TMSI_SIGNATURE_PRESENT (1<<0) #define NAS_ATTACH_REQUEST_ADDITIONAL_GUTI_PRESENT (1<<1) #define NAS_ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_PRESENT (1<<2) #define NAS_ATTACH_REQUEST_DRX_PARAMETER_PRESENT (1<<3) #define NAS_ATTACH_REQUEST_MS_NETWORK_CAPABILITY_PRESENT (1<<4) #define NAS_ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<5) #define NAS_ATTACH_REQUEST_TMSI_STATUS_PRESENT (1<<6) #define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_PRESENT (1<<7) #define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_PRESENT (1<<8) #define NAS_ATTACH_REQUEST_SUPPORTED_CODECS_PRESENT (1<<9) #define NAS_ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_PRESENT (1<<10) #define NAS_ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_PRESENT (1<<11) #define NAS_ATTACH_REQUEST_DEVICE_PROPERTIES_PRESENT (1<<12) #define NAS_ATTACH_REQUEST_OLD_GUTI_TYPE_PRESENT (1<<13) #define NAS_ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<14) #define NAS_ATTACH_REQUEST_TMSI_BASED_NRI_CONTAINER_PRESENT (1<<15) #define NAS_ATTACH_REQUEST_T3324_VALUE_PRESENT (1<<16) #define NAS_ATTACH_REQUEST_T3412_EXTENDED_VALUE_PRESENT (1<<17) #define NAS_ATTACH_REQUEST_EXTENDED_DRX_PARAMETERS_PRESENT (1<<18) #define NAS_ATTACH_REQUEST_OLD_P_TMSI_SIGNATURE_TYPE 0x19 #define NAS_ATTACH_REQUEST_ADDITIONAL_GUTI_TYPE 0x50 #define NAS_ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_TYPE 0x52 #define NAS_ATTACH_REQUEST_DRX_PARAMETER_TYPE 0x5C #define NAS_ATTACH_REQUEST_MS_NETWORK_CAPABILITY_TYPE 0x31 #define NAS_ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_TYPE 0x13 #define NAS_ATTACH_REQUEST_TMSI_STATUS_TYPE 0x90 #define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_TYPE 0x11 #define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_TYPE 0x20 #define NAS_ATTACH_REQUEST_SUPPORTED_CODECS_TYPE 0x40 #define NAS_ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_TYPE 0xF0 #define NAS_ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_TYPE 0x5D #define NAS_ATTACH_REQUEST_DEVICE_PROPERTIES_TYPE 0xD0 #define NAS_ATTACH_REQUEST_OLD_GUTI_TYPE_TYPE 0xE0 #define NAS_ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_TYPE 0xC0 #define NAS_ATTACH_REQUEST_TMSI_BASED_NRI_CONTAINER_TYPE 0x10 #define NAS_ATTACH_REQUEST_T3324_VALUE_TYPE 0x6A #define NAS_ATTACH_REQUEST_T3412_EXTENDED_VALUE_TYPE 0x5E #define NAS_ATTACH_REQUEST_EXTENDED_DRX_PARAMETERS_TYPE 0x6E typedef struct _nas_attach_request_t { /* Mandatory fields */ nas_eps_attach_type_t eps_attach_type; nas_eps_mobile_identity_t eps_mobile_identity; nas_ue_network_capability_t ue_network_capability; nas_esm_message_container_t esm_message_container; /* Optional fields */ c_uint32_t presencemask; nas_p_tmsi_signature_t old_p_tmsi_signature; nas_eps_mobile_identity_t additional_guti; nas_tracking_area_identity_t last_visited_registered_tai; nas_drx_parameter_t drx_parameter; nas_ms_network_capability_t ms_network_capability; nas_location_area_identification_t old_location_area_identification; nas_tmsi_status_t tmsi_status; nas_mobile_station_classmark_2_t mobile_station_classmark_2; nas_mobile_station_classmark_3_t mobile_station_classmark_3; nas_supported_codec_list_t supported_codecs; nas_additional_update_type_t additional_update_type; nas_voice_domain_preference_and_ue_usage_setting_t voice_domain_preference_and_ue_usage_setting; nas_device_properties_t device_properties; nas_guti_type_t old_guti_type; nas_ms_network_feature_support_t ms_network_feature_support; nas_network_resource_identifier_container_t tmsi_based_nri_container; nas_gprs_timer_2_t t3324_value; nas_gprs_timer_3_t t3412_extended_value; nas_extended_drx_parameters_t extended_drx_parameters; } nas_attach_request_t; /******************************************************* * ATTACH ACCEPT ******************************************************/ #define NAS_ATTACH_ACCEPT_GUTI_PRESENT (1<<0) #define NAS_ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<1) #define NAS_ATTACH_ACCEPT_MS_IDENTITY_PRESENT (1<<2) #define NAS_ATTACH_ACCEPT_EMM_CAUSE_PRESENT (1<<3) #define NAS_ATTACH_ACCEPT_T3402_VALUE_PRESENT (1<<4) #define NAS_ATTACH_ACCEPT_T3423_VALUE_PRESENT (1<<5) #define NAS_ATTACH_ACCEPT_EQUIVALENT_PLMNS_PRESENT (1<<6) #define NAS_ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_PRESENT (1<<7) #define NAS_ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<8) #define NAS_ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_PRESENT (1<<9) #define NAS_ATTACH_ACCEPT_T3412_EXTENDED_VALUE_PRESENT (1<<10) #define NAS_ATTACH_ACCEPT_T3324_VALUE_PRESENT (1<<11) #define NAS_ATTACH_ACCEPT_EXTENDED_DRX_PARAMETERS_PRESENT (1<<12) #define NAS_ATTACH_ACCEPT_GUTI_TYPE 0x50 #define NAS_ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_TYPE 0x13 #define NAS_ATTACH_ACCEPT_MS_IDENTITY_TYPE 0x23 #define NAS_ATTACH_ACCEPT_EMM_CAUSE_TYPE 0x53 #define NAS_ATTACH_ACCEPT_T3402_VALUE_TYPE 0x17 #define NAS_ATTACH_ACCEPT_T3423_VALUE_TYPE 0x59 #define NAS_ATTACH_ACCEPT_EQUIVALENT_PLMNS_TYPE 0x4A #define NAS_ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_TYPE 0x34 #define NAS_ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_TYPE 0x64 #define NAS_ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_TYPE 0xF0 #define NAS_ATTACH_ACCEPT_T3412_EXTENDED_VALUE_TYPE 0x5E #define NAS_ATTACH_ACCEPT_T3324_VALUE_TYPE 0x6A #define NAS_ATTACH_ACCEPT_EXTENDED_DRX_PARAMETERS_TYPE 0x6E typedef struct _nas_attach_accept_t { /* Mandatory fields */ nas_eps_attach_result_t eps_attach_result; nas_gprs_timer_t t3412_value; nas_tracking_area_identity_list_t tai_list; nas_esm_message_container_t esm_message_container; /* Optional fields */ c_uint32_t presencemask; nas_eps_mobile_identity_t guti; nas_location_area_identification_t location_area_identification; nas_mobile_identity_t ms_identity; nas_emm_cause_t emm_cause; nas_gprs_timer_t t3402_value; nas_gprs_timer_t t3423_value; nas_plmn_list_t equivalent_plmns; nas_emergency_number_list_t emergency_number_list; nas_eps_network_feature_support_t eps_network_feature_support; nas_additional_update_result_t additional_update_result; nas_gprs_timer_3_t t3412_extended_value; nas_gprs_timer_2_t t3324_value; nas_extended_drx_parameters_t extended_drx_parameters; } nas_attach_accept_t; /******************************************************* * ATTACH COMPLETE ******************************************************/ typedef struct _nas_attach_complete_t { /* Mandatory fields */ nas_esm_message_container_t esm_message_container; } nas_attach_complete_t; /******************************************************* * ATTACH REJECT ******************************************************/ #define NAS_ATTACH_REJECT_ESM_MESSAGE_CONTAINER_PRESENT (1<<0) #define NAS_ATTACH_REJECT_T3346_VALUE_PRESENT (1<<1) #define NAS_ATTACH_REJECT_T3402_VALUE_PRESENT (1<<2) #define NAS_ATTACH_REJECT_EXTENDED_EMM_CAUSE_PRESENT (1<<3) #define NAS_ATTACH_REJECT_ESM_MESSAGE_CONTAINER_TYPE 0x78 #define NAS_ATTACH_REJECT_T3346_VALUE_TYPE 0x5F #define NAS_ATTACH_REJECT_T3402_VALUE_TYPE 0x16 #define NAS_ATTACH_REJECT_EXTENDED_EMM_CAUSE_TYPE 0xA0 typedef struct _nas_attach_reject_t { /* Mandatory fields */ nas_emm_cause_t emm_cause; /* Optional fields */ c_uint32_t presencemask; nas_esm_message_container_t esm_message_container; nas_gprs_timer_2_t t3346_value; nas_gprs_timer_2_t t3402_value; nas_extended_emm_cause_t extended_emm_cause; } nas_attach_reject_t; /******************************************************* * AUTHENTICATION REQUEST ******************************************************/ typedef struct _nas_authentication_request_t { /* Mandatory fields */ nas_key_set_identifier_t nas_key_set_identifierasme; nas_authentication_parameter_rand_t authentication_parameter_rand; nas_authentication_parameter_autn_t authentication_parameter_autn; } nas_authentication_request_t; /******************************************************* * AUTHENTICATION RESPONSE ******************************************************/ typedef struct _nas_authentication_response_t { /* Mandatory fields */ nas_authentication_response_parameter_t authentication_response_parameter; } nas_authentication_response_t; /******************************************************* * IDENTITY REQUEST ******************************************************/ typedef struct _nas_identity_request_t { /* Mandatory fields */ nas_identity_type_2_t identity_type; } nas_identity_request_t; /******************************************************* * IDENTITY RESPONSE ******************************************************/ typedef struct _nas_identity_response_t { /* Mandatory fields */ nas_mobile_identity_t mobile_identity; } nas_identity_response_t; /******************************************************* * AUTHENTICATION FAILURE ******************************************************/ #define NAS_AUTHENTICATION_FAILURE_AUTHENTICATION_FAILURE_PARAMETER_PRESENT (1<<0) #define NAS_AUTHENTICATION_FAILURE_AUTHENTICATION_FAILURE_PARAMETER_TYPE 0x30 typedef struct _nas_authentication_failure_t { /* Mandatory fields */ nas_emm_cause_t emm_cause; /* Optional fields */ c_uint32_t presencemask; nas_authentication_failure_parameter_t authentication_failure_parameter; } nas_authentication_failure_t; /******************************************************* * SECURITY MODE COMMAND ******************************************************/ #define NAS_SECURITY_MODE_COMMAND_IMEISV_REQUEST_PRESENT (1<<0) #define NAS_SECURITY_MODE_COMMAND_REPLAYED_NONCEUE_PRESENT (1<<1) #define NAS_SECURITY_MODE_COMMAND_NONCEMME_PRESENT (1<<2) #define NAS_SECURITY_MODE_COMMAND_IMEISV_REQUEST_TYPE 0xC0 #define NAS_SECURITY_MODE_COMMAND_REPLAYED_NONCEUE_TYPE 0x55 #define NAS_SECURITY_MODE_COMMAND_NONCEMME_TYPE 0x56 typedef struct _nas_security_mode_command_t { /* Mandatory fields */ nas_security_algorithms_t selected_nas_security_algorithms; nas_key_set_identifier_t nas_key_set_identifier; nas_ue_security_capability_t replayed_ue_security_capabilities; /* Optional fields */ c_uint32_t presencemask; nas_imeisv_request_t imeisv_request; nas_nonce_t replayed_nonceue; nas_nonce_t noncemme; } nas_security_mode_command_t; /******************************************************* * SECURITY MODE COMPLETE ******************************************************/ #define NAS_SECURITY_MODE_COMPLETE_IMEISV_PRESENT (1<<0) #define NAS_SECURITY_MODE_COMPLETE_IMEISV_TYPE 0x23 typedef struct _nas_security_mode_complete_t { /* Optional fields */ c_uint32_t presencemask; nas_mobile_identity_t imeisv; } nas_security_mode_complete_t; /******************************************************* * SECURITY MODE REJECT ******************************************************/ typedef struct _nas_security_mode_reject_t { /* Mandatory fields */ nas_emm_cause_t emm_cause; } nas_security_mode_reject_t; /******************************************************* * PDN CONNECTIVITY REQUEST ******************************************************/ #define NAS_PDN_CONNECTIVITY_REQUEST_ESM_INFORMATION_TRANSFER_FLAG_PRESENT (1<<0) #define NAS_PDN_CONNECTIVITY_REQUEST_ACCESS_POINT_NAME_PRESENT (1<<1) #define NAS_PDN_CONNECTIVITY_REQUEST_PROTOCOL_CONFIGURATION_OPTIONS_PRESENT (1<<2) #define NAS_PDN_CONNECTIVITY_REQUEST_DEVICE_PROPERTIES_PRESENT (1<<3) #define NAS_PDN_CONNECTIVITY_REQUEST_NBIFOM_CONTAINER_PRESENT (1<<4) #define NAS_PDN_CONNECTIVITY_REQUEST_HEADER_COMPRESSION_CONFIGURATION_PRESENT (1<<5) #define NAS_PDN_CONNECTIVITY_REQUEST_EXTENDED_PROTOCOL_CONFIGURATION_OPTIONS_PRESENT (1<<6) #define NAS_PDN_CONNECTIVITY_REQUEST_ESM_INFORMATION_TRANSFER_FLAG_TYPE 0xD0 #define NAS_PDN_CONNECTIVITY_REQUEST_ACCESS_POINT_NAME_TYPE 0x28 #define NAS_PDN_CONNECTIVITY_REQUEST_PROTOCOL_CONFIGURATION_OPTIONS_TYPE 0x27 #define NAS_PDN_CONNECTIVITY_REQUEST_DEVICE_PROPERTIES_TYPE 0xC0 #define NAS_PDN_CONNECTIVITY_REQUEST_NBIFOM_CONTAINER_TYPE 0x33 #define NAS_PDN_CONNECTIVITY_REQUEST_HEADER_COMPRESSION_CONFIGURATION_TYPE 0x66 #define NAS_PDN_CONNECTIVITY_REQUEST_EXTENDED_PROTOCOL_CONFIGURATION_OPTIONS_TYPE 0x7B typedef struct _nas_pdn_connectivity_request_t { /* Mandatory fields */ nas_request_type_t request_type; /* Optional fields */ c_uint32_t presencemask; nas_esm_information_transfer_flag_t esm_information_transfer_flag; nas_access_point_name_t access_point_name; nas_protocol_configuration_options_t protocol_configuration_options; nas_device_properties_t device_properties; nas_nbifom_container_t nbifom_container; nas_header_compression_configuration_t header_compression_configuration; nas_extended_protocol_configuration_options_t extended_protocol_configuration_options; } nas_pdn_connectivity_request_t; typedef struct _nas_emm_message_t { nas_emm_header_t h; union { nas_attach_request_t attach_request; nas_attach_accept_t attach_accept; nas_attach_complete_t attach_complete; nas_attach_reject_t attach_reject; nas_authentication_request_t authentication_request; nas_authentication_response_t authentication_response; nas_identity_request_t identity_request; nas_identity_response_t identity_response; nas_authentication_failure_t authentication_failure; nas_security_mode_command_t security_mode_command; nas_security_mode_complete_t security_mode_complete; nas_security_mode_reject_t security_mode_reject; }; } nas_emm_message_t; typedef struct _nas_esm_message_t { nas_esm_header_t h; union { nas_pdn_connectivity_request_t pdn_connectivity_request; }; } nas_esm_message_t; typedef struct _nas_message_t { nas_security_header_t h; union { nas_emm_message_t emm; nas_esm_message_t esm; }; } nas_message_t; CORE_DECLARE(int) nas_plain_decode(nas_message_t *message, pkbuf_t *pkbuf); CORE_DECLARE(int) nas_plain_encode(pkbuf_t **pkbuf, nas_message_t *message); #ifdef __cplusplus } #endif /* __cplusplus */ #endif /* __NAS_MESSAGE_H__ */