2017-02-15 06:28:38 +00:00
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#ifndef _NAS_MESSAGE_H__
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#define _NAS_MESSAGE_H__
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2017-02-15 11:16:50 +00:00
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#include "nas_ies.h"
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2017-02-15 06:28:38 +00:00
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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#define NAS_SDU_SIZE 2048
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2017-02-15 11:16:50 +00:00
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#define NAS_SECURITY_HEADER_PLAIN_NAS_MESSAGE 0
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#define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED 1
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#define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_CIPHERED 2
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#define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_NEW_SECURITY_CONTEXT 3
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#define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_CIPHTERD_WITH_NEW_INTEGRITY_CONTEXT 4
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#define NAS_SECURITY_HEADER_INTEGRITY_PROTECTED_AND_PARTICALLY_CIPHTERD 5
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#define NAS_SECURITY_HEADER_FOR_SERVICE_REQUEST_MESSAGE 6
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#define NAS_PROTOCOL_DISCRIMINATOR_ESM 0x2
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#define NAS_PROTOCOL_DISCRIMINATOR_EMM 0x7
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typedef struct _nas_header_t {
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ED2(c_uint8_t security_header_type:4;,
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c_uint8_t protocol_discriminator:4;)
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c_uint8_t message_type;
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} __attribute__ ((packed)) nas_header_t;
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typedef struct _nas_security_header_t {
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ED2(c_uint8_t security_header_type:4;,
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c_uint8_t protocol_discriminator:4;)
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c_uint32_t message_authentication_code;
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c_uint8_t sequence_number;
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} __attribute__ ((packed)) nas_security_header_t;
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2017-02-15 06:28:38 +00:00
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#define NAS_ATTACH_REQUEST 65
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#define NAS_ATTACH_ACCEPT 66
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#define NAS_ATTACH_COMPLETE 67
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#define NAS_ATTACH_REJECT 68
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#define NAS_DETACH_REQUEST 69
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#define NAS_DETACH_ACCEPT 70
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#define NAS_TRACKING_AREA_UPDATE_REQUEST 72
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#define NAS_TRACKING_AREA_UPDATE_ACCEPT 73
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#define NAS_TRACKING_AREA_UPDATE_COMPLETE 74
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#define NAS_TRACKING_AREA_UPDATE_REJECT 75
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#define NAS_EXTENDED_SERVICE_REQUEST 76
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#define NAS_SERVICE_REJECT 78
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#define NAS_GUTI_REALLOCATION_COMMAND 80
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#define NAS_GUTI_REALLOCATION_COMPLETE 81
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#define NAS_AUTHENTICATION_REQUEST 82
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#define NAS_AUTHENTICATION_RESPONSE 83
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#define NAS_AUTHENTICATION_REJECT 84
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#define NAS_AUTHENTICATION_FAILURE 92
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#define NAS_IDENTITY_REQUEST 85
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#define NAS_IDENTITY_RESPONSE 86
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#define NAS_SECURITY_MODE_COMMAND 93
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#define NAS_SECURITY_MODE_COMPLETE 94
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#define NAS_SECURITY_MODE_REJECT 95
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#define NAS_EMM_STATUS 96
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#define NAS_EMM_INFORMATION 97
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#define NAS_DOWNLINK_NAS_TRANSPORT 98
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#define NAS_UPLINK_NAS_TRANSPORT 99
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#define NAS_CS_SERVICE_NOTIFICATION 100
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#define NAS_DOWNLINK_GENERIC_NAS_TRANSPORT 104
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#define NAS_UPLINK_GENERIC_NAS_TRANSPORT 101
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#define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_REQUEST 193
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#define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_ACCEPT 194
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#define NAS_ACTIVATE_DEFAULT_EPS_BEARER_CONTEXT_REJECT 195
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#define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_REQUEST 197
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#define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_ACCEPT 198
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#define NAS_ACTIVATE_DEDICATED_EPS_BEARER_CONTEXT_REJECT 199
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#define NAS_MODIFY_EPS_BEARER_CONTEXT_REQUEST 201
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#define NAS_MODIFY_EPS_BEARER_CONTEXT_ACCEPT 202
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#define NAS_MODIFY_EPS_BEARER_CONTEXT_REJECT 203
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#define NAS_DEACTIVATE_EPS_BEARER_CONTEXT_REQUEST 205
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#define NAS_DEACTIVATE_EPS_BEARER_CONTEXT_ACCEPT 206
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#define NAS_PDN_CONNECTIVITY_REQUEST 208
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#define NAS_PDN_CONNECTIVITY_REJECT 209
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#define NAS_PDN_DISCONNECT_REQUEST 210
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#define NAS_PDN_DISCONNECT_REJECT 211
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#define NAS_BEARER_RESOURCE_ALLOCATION_REQUEST 212
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#define NAS_BEARER_RESOURCE_ALLOCATION_REJECT 213
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#define NAS_BEARER_RESOURCE_MODIFICATION_REQUEST 214
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#define NAS_BEARER_RESOURCE_MODIFICATION_REJECT 215
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#define NAS_ESM_INFORMATION_REQUEST 217
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#define NAS_ESM_INFORMATION_RESPONSE 218
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#define NAS_ESM_STATUS 232
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2017-02-16 09:11:01 +00:00
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#define NAS_ATTACH_ACCEPT_GUTI_PRESENT (1<<0)
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#define NAS_ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<1)
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#define NAS_ATTACH_ACCEPT_MS_IDENTITY_PRESENT (1<<2)
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#define NAS_ATTACH_ACCEPT_EMM_CAUSE_PRESENT (1<<3)
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#define NAS_ATTACH_ACCEPT_T3402_VALUE_PRESENT (1<<4)
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#define NAS_ATTACH_ACCEPT_T3423_VALUE_PRESENT (1<<5)
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#define NAS_ATTACH_ACCEPT_EQUIVALENT_PLMNS_PRESENT (1<<6)
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#define NAS_ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_PRESENT (1<<7)
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#define NAS_ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<8)
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#define NAS_ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_PRESENT (1<<9)
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#define NAS_ATTACH_ACCEPT_T3412_EXTENDED_VALUE_PRESENT (1<<10)
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#define NAS_ATTACH_ACCEPT_T3324_VALUE_PRESENT (1<<11)
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#define NAS_ATTACH_ACCEPT_EXTENDED_DRX_PARAMETERS_PRESENT (1<<12)
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2017-02-16 14:55:53 +00:00
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#define NAS_ATTACH_ACCEPT_GUTI_TYPE 0x50
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#define NAS_ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_TYPE 0x13
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#define NAS_ATTACH_ACCEPT_MS_IDENTITY_TYPE 0x23
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#define NAS_ATTACH_ACCEPT_EMM_CAUSE_TYPE 0x53
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#define NAS_ATTACH_ACCEPT_T3402_VALUE_TYPE 0x17
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#define NAS_ATTACH_ACCEPT_T3423_VALUE_TYPE 0x59
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#define NAS_ATTACH_ACCEPT_EQUIVALENT_PLMNS_TYPE 0x4A
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#define NAS_ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_TYPE 0x34
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#define NAS_ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_TYPE 0x64
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#define NAS_ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_TYPE 0xF0
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#define NAS_ATTACH_ACCEPT_T3412_EXTENDED_VALUE_TYPE 0x5E
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#define NAS_ATTACH_ACCEPT_T3324_VALUE_TYPE 0x6A
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#define NAS_ATTACH_ACCEPT_EXTENDED_DRX_PARAMETERS_TYPE 0x6E
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2017-02-16 09:11:01 +00:00
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/* 8.2.1 Attach accept */
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typedef struct _nas_attach_accept_t {
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/* Mandatory fields */
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nas_attach_result_t attach_result;
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nas_gprs_timer_t t3412_value;
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nas_tracking_area_identity_list_t tai_list;
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nas_esm_message_container_t esm_message_container;
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/* Optional fields */
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c_uint32_t presencemask;
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nas_eps_mobile_identity_t guti;
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nas_location_area_identification_t location_area_identification;
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nas_mobile_identity_t ms_identity;
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nas_emm_cause_t emm_cause;
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nas_gprs_timer_t t3402_value;
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nas_gprs_timer_t t3423_value;
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nas_plmn_list_t equivalent_plmns;
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/* 9.9.3.37 Emergency number list
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* See subclause 10.5.3.13 in 3GPP TS 24.008 [13].
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* O TLV 5-50
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nas_emergency_number_list_t emergency_number_list; */
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nas_eps_network_feature_support_t eps_network_feature_support;
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nas_additional_update_result_t additional_update_result;
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nas_gprs_timer_3_t t3412_extended_value;
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nas_gprs_timer_2_t t3324_value;
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nas_extended_drx_parameters_t extended_drx_parameters;
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} nas_attach_accept_t;
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/* 8.2.4 Attach request */
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2017-02-16 04:59:44 +00:00
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#define NAS_ATTACH_REQUEST_OLD_P_TMSI_SIGNATURE_PRESENT (1<<0)
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2017-02-15 06:28:38 +00:00
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#define NAS_ATTACH_REQUEST_ADDITIONAL_GUTI_PRESENT (1<<1)
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#define NAS_ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_PRESENT (1<<2)
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#define NAS_ATTACH_REQUEST_DRX_PARAMETER_PRESENT (1<<3)
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#define NAS_ATTACH_REQUEST_MS_NETWORK_CAPABILITY_PRESENT (1<<4)
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#define NAS_ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<5)
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#define NAS_ATTACH_REQUEST_TMSI_STATUS_PRESENT (1<<6)
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#define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_PRESENT (1<<7)
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#define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_PRESENT (1<<8)
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#define NAS_ATTACH_REQUEST_SUPPORTED_CODECS_PRESENT (1<<9)
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#define NAS_ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_PRESENT (1<<10)
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2017-02-16 04:59:44 +00:00
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#define NAS_ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_PRESENT (1<<11)
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#define NAS_ATTACH_REQUEST_DEVICE_PROPERTIES_PRESENT (1<<12)
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#define NAS_ATTACH_REQUEST_OLD_GUTI_TYPE_PRESENT (1<<13)
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#define NAS_ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<14)
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#define NAS_ATTACH_REQUEST_TMSI_BASED_NRI_CONTAINER_PRESENT (1<<15)
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2017-02-16 09:11:01 +00:00
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#define NAS_ATTACH_REQUEST_T3324_VALUE_PRESENT (1<<16)
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#define NAS_ATTACH_REQUEST_T3412_EXTENDED_VALUE_PRESENT (1<<17)
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#define NAS_ATTACH_REQUEST_EXTENDED_DRX_PARAMETERS_PRESENT (1<<18)
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2017-02-16 04:59:44 +00:00
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2017-02-16 14:55:53 +00:00
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#define NAS_ATTACH_REQUEST_OLD_P_TMSI_SIGNATURE_TYPE 0x19
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#define NAS_ATTACH_REQUEST_ADDITIONAL_GUTI_TYPE 0x50
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#define NAS_ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_TYPE 0x52
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#define NAS_ATTACH_REQUEST_DRX_PARAMETER_TYPE 0x5C
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#define NAS_ATTACH_REQUEST_MS_NETWORK_CAPABILITY_TYPE 0x31
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#define NAS_ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_TYPE 0x13
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#define NAS_ATTACH_REQUEST_TMSI_STATUS_TYPE 0x90
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#define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_TYPE 0x11
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#define NAS_ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_TYPE 0x20
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#define NAS_ATTACH_REQUEST_SUPPORTED_CODECS_TYPE 0x40
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#define NAS_ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_TYPE 0xF0
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#define NAS_ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_TYPE 0x5D
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#define NAS_ATTACH_REQUEST_DEVICE_PROPERTIES_TYPE 0xD0
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#define NAS_ATTACH_REQUEST_OLD_GUTI_TYPE_TYPE 0xE0
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#define NAS_ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_TYPE 0xC0
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#define NAS_ATTACH_REQUEST_TMSI_BASED_NRI_CONTAINER_TYPE 0x10
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#define NAS_ATTACH_REQUEST_T3324_VALUE_TYPE 0x6A
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#define NAS_ATTACH_REQUEST_T3412_EXTENDED_VALUE_TYPE 0x5E
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#define NAS_ATTACH_REQUEST_EXTENDED_DRX_PARAMETERS_TYPE 0x6E
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2017-02-15 06:28:38 +00:00
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typedef struct _nas_attach_request_t {
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/* Mandatory fields */
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2017-02-16 09:11:01 +00:00
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nas_attach_type_t attach_type;
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2017-02-15 06:28:38 +00:00
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nas_eps_mobile_identity_t eps_mobile_identity;
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nas_ue_network_capability_t ue_network_capability;
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nas_esm_message_container_t esm_message_container;
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/* Optional fields */
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c_uint32_t presencemask;
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nas_p_tmsi_signature_t old_p_tmsi_signature;
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nas_eps_mobile_identity_t additional_guti;
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nas_tracking_area_identity_t last_visited_registered_tai;
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nas_drx_parameter_t drx_parameter;
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nas_ms_network_capability_t ms_network_capability;
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nas_location_area_identification_t old_location_area_identification;
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nas_tmsi_status_t tmsi_status;
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nas_mobile_station_classmark_2_t mobile_station_classmark_2;
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nas_mobile_station_classmark_3_t mobile_station_classmark_3;
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nas_supported_codec_list_t supported_codecs;
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nas_additional_update_type_t additional_update_type;
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nas_voice_domain_preference_and_ue_usage_setting_t
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voice_domain_preference_and_ue_usage_setting;
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nas_device_properties_t device_properties;
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nas_guti_type_t old_guti_type;
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2017-02-16 04:59:44 +00:00
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nas_ms_network_feature_support_t ms_network_feature_support;
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2017-02-15 06:28:38 +00:00
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nas_network_resource_identifier_container_t tmsi_based_nri_container;
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nas_gprs_timer_2_t t3324_value;
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nas_gprs_timer_3_t t3412_extended_value;
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nas_extended_drx_parameters_t extended_drx_parameters;
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} nas_attach_request_t;
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2017-02-16 09:11:01 +00:00
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typedef struct _nas_message_t {
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nas_header_t h;
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2017-02-15 06:28:38 +00:00
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union {
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2017-02-16 09:11:01 +00:00
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nas_attach_accept_t attach_accept;
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2017-02-16 12:47:48 +00:00
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nas_attach_request_t attach_request;
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2017-02-15 06:28:38 +00:00
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} emm;
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} nas_message_t;
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CORE_DECLARE(int) nas_decode_pdu(nas_message_t *message, pkbuf_t *pkbuf);
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CORE_DECLARE(int) nas_encode_pdu(pkbuf_t **pkbuf, nas_message_t *message);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#endif
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