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#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "ProtocolDiscriminator.h"
#include "EpsBearerIdentity.h"
#include "ProcedureTransactionIdentity.h"
#include "MessageType.h"
#include "NasRequestType.h"
#include "PdnType.h"
#include "EsmInformationTransferFlag.h"
#include "AccessPointName.h"
#include "ProtocolConfigurationOptions.h"
#ifndef PDN_CONNECTIVITY_REQUEST_H_
#define PDN_CONNECTIVITY_REQUEST_H_
/* Minimum length macro. Formed by minimum length of each mandatory field */
#define PDN_CONNECTIVITY_REQUEST_MINIMUM_LENGTH ( \
PDN_TYPE_MINIMUM_LENGTH )
/* Maximum length macro. Formed by maximum length of each field */
#define PDN_CONNECTIVITY_REQUEST_MAXIMUM_LENGTH ( \
PDN_TYPE_MAXIMUM_LENGTH + \
ESM_INFORMATION_TRANSFER_FLAG_MAXIMUM_LENGTH + \
ACCESS_POINT_NAME_MAXIMUM_LENGTH + \
PROTOCOL_CONFIGURATION_OPTIONS_MAXIMUM_LENGTH )
/* If an optional value is present and should be encoded, the corresponding
* Bit mask should be set to 1.
*/
# define PDN_CONNECTIVITY_REQUEST_ESM_INFORMATION_TRANSFER_FLAG_PRESENT (1<<0)
# define PDN_CONNECTIVITY_REQUEST_ACCESS_POINT_NAME_PRESENT (1<<1)
# define PDN_CONNECTIVITY_REQUEST_PROTOCOL_CONFIGURATION_OPTIONS_PRESENT (1<<2)
typedef enum pdn_connectivity_request_iei_tag {
PDN_CONNECTIVITY_REQUEST_ESM_INFORMATION_TRANSFER_FLAG_IEI = 0xD0, /* 0xD0 = 208 */
PDN_CONNECTIVITY_REQUEST_ACCESS_POINT_NAME_IEI = 0x28, /* 0x28 = 40 */
PDN_CONNECTIVITY_REQUEST_PROTOCOL_CONFIGURATION_OPTIONS_IEI = 0x27, /* 0x27 = 39 */
} pdn_connectivity_request_iei;
/*
* Message name: PDN connectivity request
* Description: This message is sent by the UE to the network to initiate establishment of a PDN connection. See table 8.3.20.1.
* Significance: dual
* Direction: UE to network
*/
typedef struct pdn_connectivity_request_msg_tag {
/* Mandatory fields */
ProtocolDiscriminator protocoldiscriminator:4;
EpsBearerIdentity epsbeareridentity:4;
ProcedureTransactionIdentity proceduretransactionidentity;
MessageType messagetype;
RequestType requesttype;
PdnType pdntype;
/* Optional fields */
uint32_t presencemask;
EsmInformationTransferFlag esminformationtransferflag;
AccessPointName accesspointname;
ProtocolConfigurationOptions protocolconfigurationoptions;
} pdn_connectivity_request_msg;
int decode_pdn_connectivity_request(pdn_connectivity_request_msg *pdnconnectivityrequest, uint8_t *buffer, uint32_t len);
int encode_pdn_connectivity_request(pdn_connectivity_request_msg *pdnconnectivityrequest, uint8_t *buffer, uint32_t len);
#endif /* ! defined(PDN_CONNECTIVITY_REQUEST_H_) */