92 lines
3.7 KiB
C
92 lines
3.7 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 "NetworkName.h"
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#include "TimeZone.h"
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#include "TimeZoneAndTime.h"
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#include "DaylightSavingTime.h"
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#ifndef EMM_INFORMATION_H_
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#define EMM_INFORMATION_H_
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/* Minimum length macro. Formed by minimum length of each mandatory field */
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#define EMM_INFORMATION_MINIMUM_LENGTH (0)
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/* Maximum length macro. Formed by maximum length of each field */
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#define EMM_INFORMATION_MAXIMUM_LENGTH ( \
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NETWORK_NAME_MAXIMUM_LENGTH + \
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NETWORK_NAME_MAXIMUM_LENGTH + \
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TIME_ZONE_MAXIMUM_LENGTH + \
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TIME_ZONE_AND_TIME_MAXIMUM_LENGTH + \
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DAYLIGHT_SAVING_TIME_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 EMM_INFORMATION_FULL_NAME_FOR_NETWORK_PRESENT (1<<0)
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# define EMM_INFORMATION_SHORT_NAME_FOR_NETWORK_PRESENT (1<<1)
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# define EMM_INFORMATION_LOCAL_TIME_ZONE_PRESENT (1<<2)
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# define EMM_INFORMATION_UNIVERSAL_TIME_AND_LOCAL_TIME_ZONE_PRESENT (1<<3)
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# define EMM_INFORMATION_NETWORK_DAYLIGHT_SAVING_TIME_PRESENT (1<<4)
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typedef enum emm_information_iei_tag {
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EMM_INFORMATION_FULL_NAME_FOR_NETWORK_IEI = 0x43, /* 0x43 = 67 */
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EMM_INFORMATION_SHORT_NAME_FOR_NETWORK_IEI = 0x45, /* 0x45 = 69 */
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EMM_INFORMATION_LOCAL_TIME_ZONE_IEI = 0x46, /* 0x46 = 70 */
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EMM_INFORMATION_UNIVERSAL_TIME_AND_LOCAL_TIME_ZONE_IEI = 0x47, /* 0x47 = 71 */
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EMM_INFORMATION_NETWORK_DAYLIGHT_SAVING_TIME_IEI = 0x49, /* 0x49 = 73 */
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} emm_information_iei;
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/*
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* Message name: EMM information
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* Description: This message is sent by the network at any time during EMM context is established to send certain information to the UE. See table 8.2.13.1.
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* Significance: local
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* Direction: network to UE
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*/
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typedef struct emm_information_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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/* Optional fields */
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uint32_t presencemask;
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NetworkName fullnamefornetwork;
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NetworkName shortnamefornetwork;
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TimeZone localtimezone;
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TimeZoneAndTime universaltimeandlocaltimezone;
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DaylightSavingTime networkdaylightsavingtime;
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} emm_information_msg;
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int decode_emm_information(emm_information_msg *emminformation, uint8_t *buffer, uint32_t len);
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int encode_emm_information(emm_information_msg *emminformation, uint8_t *buffer, uint32_t len);
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#endif /* ! defined(EMM_INFORMATION_H_) */
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