156 lines
7.5 KiB
C
156 lines
7.5 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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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "ProtocolDiscriminator.h"
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#include "SecurityHeaderType.h"
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#include "MessageType.h"
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#include "EpsAttachType.h"
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#include "NasKeySetIdentifier.h"
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#include "EpsMobileIdentity.h"
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#include "UeNetworkCapability.h"
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#include "EsmMessageContainer.h"
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#include "PTmsiSignature.h"
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#include "TrackingAreaIdentity.h"
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#include "DrxParameter.h"
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#include "MsNetworkCapability.h"
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#include "MsNetworkFeatureSupport.h"
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#include "LocationAreaIdentification.h"
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#include "TmsiStatus.h"
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#include "MobileStationClassmark2.h"
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#include "MobileStationClassmark3.h"
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#include "SupportedCodecList.h"
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#include "AdditionalUpdateType.h"
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#include "GutiType.h"
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#include "VoiceDomainPreferenceAndUeUsageSetting.h"
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#ifndef ATTACH_REQUEST_H_
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#define ATTACH_REQUEST_H_
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/* Minimum length macro. Formed by minimum length of each mandatory field */
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#define ATTACH_REQUEST_MINIMUM_LENGTH ( \
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EPS_ATTACH_TYPE_MINIMUM_LENGTH + \
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NAS_KEY_SET_IDENTIFIER_MINIMUM_LENGTH + \
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EPS_MOBILE_IDENTITY_MINIMUM_LENGTH + \
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UE_NETWORK_CAPABILITY_MINIMUM_LENGTH + \
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ESM_MESSAGE_CONTAINER_MINIMUM_LENGTH )
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/* Maximum length macro. Formed by maximum length of each field */
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#define ATTACH_REQUEST_MAXIMUM_LENGTH ( \
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EPS_ATTACH_TYPE_MAXIMUM_LENGTH + \
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NAS_KEY_SET_IDENTIFIER_MAXIMUM_LENGTH + \
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EPS_MOBILE_IDENTITY_MAXIMUM_LENGTH + \
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UE_NETWORK_CAPABILITY_MAXIMUM_LENGTH + \
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ESM_MESSAGE_CONTAINER_MAXIMUM_LENGTH + \
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P_TMSI_SIGNATURE_MAXIMUM_LENGTH + \
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EPS_MOBILE_IDENTITY_MAXIMUM_LENGTH + \
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TRACKING_AREA_IDENTITY_MAXIMUM_LENGTH + \
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DRX_PARAMETER_MAXIMUM_LENGTH + \
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MS_NETWORK_CAPABILITY_MAXIMUM_LENGTH + \
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MS_NETWORK_FEATURE_SUPPORT_MAXIMUM_LENGTH + \
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LOCATION_AREA_IDENTIFICATION_MAXIMUM_LENGTH + \
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TMSI_STATUS_MAXIMUM_LENGTH + \
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MOBILE_STATION_CLASSMARK_2_MAXIMUM_LENGTH + \
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MOBILE_STATION_CLASSMARK_3_MAXIMUM_LENGTH + \
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SUPPORTED_CODEC_LIST_MAXIMUM_LENGTH + \
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ADDITIONAL_UPDATE_TYPE_MAXIMUM_LENGTH + \
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GUTI_TYPE_MAXIMUM_LENGTH )
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/* If an optional value is present and should be encoded, the corresponding
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* Bit mask should be set to 1.
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*/
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# define ATTACH_REQUEST_OLD_PTMSI_SIGNATURE_PRESENT (1<<0)
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# define ATTACH_REQUEST_ADDITIONAL_GUTI_PRESENT (1<<1)
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# define ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_PRESENT (1<<2)
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# define ATTACH_REQUEST_DRX_PARAMETER_PRESENT (1<<3)
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# define ATTACH_REQUEST_MS_NETWORK_CAPABILITY_PRESENT (1<<4)
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# define ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<5)
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# define ATTACH_REQUEST_TMSI_STATUS_PRESENT (1<<6)
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# define ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_PRESENT (1<<7)
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# define ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_PRESENT (1<<8)
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# define ATTACH_REQUEST_SUPPORTED_CODECS_PRESENT (1<<9)
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# define ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_PRESENT (1<<10)
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# define ATTACH_REQUEST_OLD_GUTI_TYPE_PRESENT (1<<11)
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# define ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_PRESENT (1<<12)
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# define ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<13)
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typedef enum attach_request_iei_tag {
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ATTACH_REQUEST_OLD_PTMSI_SIGNATURE_IEI = 0x19, /* 0x19 = 25 */
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ATTACH_REQUEST_ADDITIONAL_GUTI_IEI = 0x50, /* 0x50 = 80 */
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ATTACH_REQUEST_LAST_VISITED_REGISTERED_TAI_IEI = 0x52, /* 0x52 = 82 */
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ATTACH_REQUEST_DRX_PARAMETER_IEI = 0x5C, /* 0x5C = 92 */
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ATTACH_REQUEST_MS_NETWORK_FEATURE_SUPPORT_IEI = 0xC0, /* 0xC- = 192- */
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ATTACH_REQUEST_MS_NETWORK_CAPABILITY_IEI = 0x31, /* 0x31 = 49 */
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ATTACH_REQUEST_OLD_LOCATION_AREA_IDENTIFICATION_IEI = 0x13, /* 0x13 = 19 */
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ATTACH_REQUEST_TMSI_STATUS_IEI = 0x90, /* 0x90 = 144 */
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ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_2_IEI = 0x11, /* 0x11 = 17 */
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ATTACH_REQUEST_MOBILE_STATION_CLASSMARK_3_IEI = 0x20, /* 0x20 = 32 */
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ATTACH_REQUEST_SUPPORTED_CODECS_IEI = 0x40, /* 0x40 = 64 */
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ATTACH_REQUEST_ADDITIONAL_UPDATE_TYPE_IEI = 0xF0, /* 0xF0 = 240 */
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ATTACH_REQUEST_OLD_GUTI_TYPE_IEI = 0xE0, /* 0xE0 = 224 */
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ATTACH_REQUEST_VOICE_DOMAIN_PREFERENCE_AND_UE_USAGE_SETTING_IEI = 0x5D, /* 0x5D = 93 */
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} attach_request_iei;
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/*
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* Message name: Attach request
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* Description: This message is sent by the UE to the network in order to perform an attach procedure. See table 8.2.4.1.
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* Significance: dual
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* Direction: UE to network
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*/
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typedef struct attach_request_msg_tag {
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/* Mandatory fields */
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ProtocolDiscriminator protocoldiscriminator:4;
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SecurityHeaderType securityheadertype:4;
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MessageType messagetype;
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EpsAttachType epsattachtype;
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NasKeySetIdentifier naskeysetidentifier;
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EpsMobileIdentity oldgutiorimsi;
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UeNetworkCapability uenetworkcapability;
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EsmMessageContainer esmmessagecontainer;
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/* Optional fields */
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uint32_t presencemask;
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PTmsiSignature oldptmsisignature;
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EpsMobileIdentity additionalguti;
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TrackingAreaIdentity lastvisitedregisteredtai;
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DrxParameter drxparameter;
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MsNetworkCapability msnetworkcapability;
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LocationAreaIdentification oldlocationareaidentification;
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TmsiStatus tmsistatus;
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MobileStationClassmark2 mobilestationclassmark2;
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MobileStationClassmark3 mobilestationclassmark3;
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SupportedCodecList supportedcodecs;
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AdditionalUpdateType additionalupdatetype;
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GutiType oldgutitype;
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VoiceDomainPreferenceAndUeUsageSetting voicedomainpreferenceandueusagesetting;
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MsNetworkFeatureSupport msnetworkfeaturesupport;
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} attach_request_msg;
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int decode_attach_request(attach_request_msg *attachrequest, uint8_t *buffer, uint32_t len);
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int encode_attach_request(attach_request_msg *attachrequest, uint8_t *buffer, uint32_t len);
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#endif /* ! defined(ATTACH_REQUEST_H_) */
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