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/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
OpenAirInterface is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenAirInterface is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OpenAirInterface.The full GNU General Public License is
included in this distribution in the file called "COPYING". If not,
see <http://www.gnu.org/licenses/>.
Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@eurecom.fr
Address : Eurecom, Compus SophiaTech 450, route des chappes, 06451 Biot, France.
*******************************************************************************/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "ProtocolDiscriminator.h"
#include "SecurityHeaderType.h"
#include "MessageType.h"
#include "EpsMobileIdentity.h"
#include "TrackingAreaIdentityList.h"
#ifndef GUTI_REALLOCATION_COMMAND_H_
#define GUTI_REALLOCATION_COMMAND_H_
/* Minimum length macro. Formed by minimum length of each mandatory field */
#define GUTI_REALLOCATION_COMMAND_MINIMUM_LENGTH ( \
EPS_MOBILE_IDENTITY_MINIMUM_LENGTH )
/* Maximum length macro. Formed by maximum length of each field */
#define GUTI_REALLOCATION_COMMAND_MAXIMUM_LENGTH ( \
EPS_MOBILE_IDENTITY_MAXIMUM_LENGTH + \
TRACKING_AREA_IDENTITY_LIST_MAXIMUM_LENGTH )
/* If an optional value is present and should be encoded, the corresponding
* Bit mask should be set to 1.
*/
# define GUTI_REALLOCATION_COMMAND_TAI_LIST_PRESENT (1<<0)
typedef enum guti_reallocation_command_iei_tag {
GUTI_REALLOCATION_COMMAND_TAI_LIST_IEI = 0x54, /* 0x54 = 84 */
} guti_reallocation_command_iei;
/*
* Message name: GUTI reallocation command
* Description: This message is sent by the network to the UE to reallocate a GUTI and optionally to provide a new TAI list. See table 8.2.16.1.
* Significance: dual
* Direction: network to UE
*/
typedef struct guti_reallocation_command_msg_tag {
/* Mandatory fields */
ProtocolDiscriminator protocoldiscriminator:4;
SecurityHeaderType securityheadertype:4;
MessageType messagetype;
EpsMobileIdentity guti;
/* Optional fields */
uint32_t presencemask;
TrackingAreaIdentityList tailist;
} guti_reallocation_command_msg;
int decode_guti_reallocation_command(guti_reallocation_command_msg *gutireallocationcommand, uint8_t *buffer, uint32_t len);
int encode_guti_reallocation_command(guti_reallocation_command_msg *gutireallocationcommand, uint8_t *buffer, uint32_t len);
#endif /* ! defined(GUTI_REALLOCATION_COMMAND_H_) */