132 lines
5.5 KiB
C
132 lines
5.5 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 "EpsAttachResult.h"
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#include "GprsTimer.h"
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#include "TrackingAreaIdentityList.h"
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#include "EsmMessageContainer.h"
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#include "EpsMobileIdentity.h"
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#include "LocationAreaIdentification.h"
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#include "MobileIdentity.h"
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#include "EmmCause.h"
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#include "PlmnList.h"
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#include "EmergencyNumberList.h"
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#include "EpsNetworkFeatureSupport.h"
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#include "AdditionalUpdateResult.h"
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#ifndef ATTACH_ACCEPT_H_
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#define ATTACH_ACCEPT_H_
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/* Minimum length macro. Formed by minimum length of each mandatory field */
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#define ATTACH_ACCEPT_MINIMUM_LENGTH ( \
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EPS_ATTACH_RESULT_MINIMUM_LENGTH + \
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GPRS_TIMER_MINIMUM_LENGTH + \
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TRACKING_AREA_IDENTITY_LIST_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_ACCEPT_MAXIMUM_LENGTH ( \
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EPS_ATTACH_RESULT_MAXIMUM_LENGTH + \
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GPRS_TIMER_MAXIMUM_LENGTH + \
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TRACKING_AREA_IDENTITY_LIST_MAXIMUM_LENGTH + \
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ESM_MESSAGE_CONTAINER_MAXIMUM_LENGTH + \
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EPS_MOBILE_IDENTITY_MAXIMUM_LENGTH + \
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LOCATION_AREA_IDENTIFICATION_MAXIMUM_LENGTH + \
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MOBILE_IDENTITY_MAXIMUM_LENGTH + \
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EMM_CAUSE_MAXIMUM_LENGTH + \
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GPRS_TIMER_MAXIMUM_LENGTH + \
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GPRS_TIMER_MAXIMUM_LENGTH + \
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PLMN_LIST_MAXIMUM_LENGTH + \
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EMERGENCY_NUMBER_LIST_MAXIMUM_LENGTH + \
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EPS_NETWORK_FEATURE_SUPPORT_MAXIMUM_LENGTH + \
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ADDITIONAL_UPDATE_RESULT_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_ACCEPT_GUTI_PRESENT (1<<0)
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# define ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_PRESENT (1<<1)
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# define ATTACH_ACCEPT_MS_IDENTITY_PRESENT (1<<2)
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# define ATTACH_ACCEPT_EMM_CAUSE_PRESENT (1<<3)
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# define ATTACH_ACCEPT_T3402_VALUE_PRESENT (1<<4)
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# define ATTACH_ACCEPT_T3423_VALUE_PRESENT (1<<5)
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# define ATTACH_ACCEPT_EQUIVALENT_PLMNS_PRESENT (1<<6)
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# define ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_PRESENT (1<<7)
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# define ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_PRESENT (1<<8)
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# define ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_PRESENT (1<<9)
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typedef enum attach_accept_iei_tag {
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ATTACH_ACCEPT_GUTI_IEI = 0x50, /* 0x50 = 80 */
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ATTACH_ACCEPT_LOCATION_AREA_IDENTIFICATION_IEI = 0x13, /* 0x13 = 19 */
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ATTACH_ACCEPT_MS_IDENTITY_IEI = 0x23, /* 0x23 = 35 */
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ATTACH_ACCEPT_EMM_CAUSE_IEI = 0x53, /* 0x53 = 83 */
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ATTACH_ACCEPT_T3402_VALUE_IEI = 0x17, /* 0x17 = 23 */
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ATTACH_ACCEPT_T3423_VALUE_IEI = 0x59, /* 0x59 = 89 */
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ATTACH_ACCEPT_EQUIVALENT_PLMNS_IEI = 0x4A, /* 0x4A = 74 */
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ATTACH_ACCEPT_EMERGENCY_NUMBER_LIST_IEI = 0x34, /* 0x34 = 52 */
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ATTACH_ACCEPT_EPS_NETWORK_FEATURE_SUPPORT_IEI = 0x64, /* 0x64 = 100 */
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ATTACH_ACCEPT_ADDITIONAL_UPDATE_RESULT_IEI = 0xF0, /* 0xF0 = 240 */
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} attach_accept_iei;
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/*
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* Message name: Attach accept
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* Description: This message is sent by the network to the UE to indicate that the corresponding attach request has been accepted. See table 8.2.1.1.
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* Significance: dual
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* Direction: network to UE
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*/
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typedef struct attach_accept_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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EpsAttachResult epsattachresult;
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GprsTimer t3412value;
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TrackingAreaIdentityList tailist;
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EsmMessageContainer esmmessagecontainer;
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/* Optional fields */
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uint32_t presencemask;
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EpsMobileIdentity guti;
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LocationAreaIdentification locationareaidentification;
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MobileIdentity msidentity;
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EmmCause emmcause;
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GprsTimer t3402value;
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GprsTimer t3423value;
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PlmnList equivalentplmns;
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EmergencyNumberList emergencynumberlist;
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EpsNetworkFeatureSupport epsnetworkfeaturesupport;
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AdditionalUpdateResult additionalupdateresult;
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} attach_accept_msg;
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int decode_attach_accept(attach_accept_msg *attachaccept, uint8_t *buffer, uint32_t len);
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int encode_attach_accept(attach_accept_msg *attachaccept, uint8_t *buffer, uint32_t len);
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#endif /* ! defined(ATTACH_ACCEPT_H_) */
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