messages

package
v0.1.0 Latest Latest
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 Go to latest Published: May 19, 2019 License: MIT Imports: 4 Imported by: 0

Documentation

Overview

Package messages provides encoding/decoding feature of GTPv1 protocol.

Index

Constants

View Source 
const (
	MsgTypeEchoRequest uint8
	MsgTypeEchoResponse
	MsgTypeVersionNotSupported
	MsgTypeNodeAliveRequest
	MsgTypeNodeAliveResponse
	MsgTypeRedirectionRequest
	MsgTypeRedirectionResponse

	MsgTypeCreatePDPContextRequest // 16
	MsgTypeCreatePDPContextResponse
	MsgTypeUpdatePDPContextRequest
	MsgTypeUpdatePDPContextResponse
	MsgTypeDeletePDPContextRequest
	MsgTypeDeletePDPContextResponse
	MsgTypeCreateAAPDPContextRequest
	MsgTypeCreateAAPDPContextResponse
	MsgTypeDeleteAAPDPContextRequest
	MsgTypeDeleteAAPDPContextResponse
	MsgTypeErrorIndication
	MsgTypePDUNotificationRequest
	MsgTypePDUNotificationResponse
	MsgTypePDUNotificationRejectRequest
	MsgTypePDUNotificationRejectResponse

	MsgTypeSendRoutingInfoRequest
	MsgTypeSendRoutingInfoResponse
	MsgTypeFailureReportRequest
	MsgTypeFailureReportResponse
	MsgTypeNoteMSPresentRequest
	MsgTypeNoteMSPresentResponse

	MsgTypeIdentificationRequest // 48
	MsgTypeIdentificationResponse
	MsgTypeSGSNContextRequest
	MsgTypeSGSNContextResponse
	MsgTypeSGSNContextAcknowledge
	MsgTypeDataRecordTransferRequest  uint8 = 240
	MsgTypeDataRecordTransferResponse uint8 = 241
	MsgTypeTPDU                       uint8 = 255
)

Message Type definitions.

Variables

View Source 
var (
	ErrInvalidLength       = errors.New("got invalid length ")
	ErrTooShortToSerialize = errors.New("too short to serialize")
	ErrTooShortToDecode    = errors.New("too short to decode as GTPv1")
	ErrInvalidMessageType  = errors.New("got invalid message type")
)

Error definitions.

Functions

func NewHeaderFlags 

func NewHeaderFlags(v, p, e, s, n int) uint8

NewHeaderFlags returns a Header Flag built by its components given as arguments.

func Serialize 

func Serialize(g Message) ([]byte, error)

Serialize returns the byte sequence generated from a Message instance. Better to use SerializeXxx instead if you know the name of message to be serialized.

Types

type CreatePDPContextRequest 

type CreatePDPContextRequest struct {
	*Header
	IMSI                               *ies.IE
	RAI                                *ies.IE
	Recovery                           *ies.IE
	SelectionMode                      *ies.IE
	TEIDDataI                          *ies.IE
	TEIDCPlane                         *ies.IE
	NSAPI                              *ies.IE
	LinkedNSAPI                        *ies.IE
	ChargingCharacteristics            *ies.IE
	TraceReference                     *ies.IE
	TraceType                          *ies.IE
	EndUserAddress                     *ies.IE
	APN                                *ies.IE
	PCO                                *ies.IE
	SGSNAddressForSignalling           *ies.IE
	SGSNAddressForUserTraffic          *ies.IE
	MSISDN                             *ies.IE
	QoSProfile                         *ies.IE
	TFT                                *ies.IE
	TriggerID                          *ies.IE
	OMCIdentity                        *ies.IE
	CommonFlags                        *ies.IE
	APNRestriction                     *ies.IE
	RATType                            *ies.IE
	UserLocationInformation            *ies.IE
	MSTimeZone                         *ies.IE
	IMEI                               *ies.IE
	CAMELChargingInformationContainer  *ies.IE
	AdditionalTraceInfo                *ies.IE
	CorrelationID                      *ies.IE
	EvolvedARPI                        *ies.IE
	ExtendedCommonFlags                *ies.IE
	UCI                                *ies.IE
	APNAMBR                            *ies.IE
	SignallingPriorityIndication       *ies.IE
	CNOperatorSelectionEntity          *ies.IE
	MappedUEUsageType                  *ies.IE
	UPFunctionSelectionIndicationFlags *ies.IE
	PrivateExtension                   *ies.IE
	AdditionalIEs                      []*ies.IE
}

CreatePDPContextRequest is a CreatePDPContextRequest Header and its IEs above.

func DecodeCreatePDPContextRequest 

func DecodeCreatePDPContextRequest(b []byte) (*CreatePDPContextRequest, error)

DecodeCreatePDPContextRequest decodes a given byte sequence as a CreatePDPContextRequest.

func NewCreatePDPContextRequest 

func NewCreatePDPContextRequest(teid uint32, seq uint16, ie ...*ies.IE) *CreatePDPContextRequest

NewCreatePDPContextRequest creates a new GTPv1 CreatePDPContextRequest.

func (*CreatePDPContextRequest) DecodeFromBytes 

func (c *CreatePDPContextRequest) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a CreatePDPContextRequest.

func (*CreatePDPContextRequest) Len 

func (c *CreatePDPContextRequest) Len() int

Len returns the actual length of Data.

func (*CreatePDPContextRequest) MessageTypeName 

func (c *CreatePDPContextRequest) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*CreatePDPContextRequest) Serialize 

func (c *CreatePDPContextRequest) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a CreatePDPContextRequest.

func (*CreatePDPContextRequest) SerializeTo 

func (c *CreatePDPContextRequest) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*CreatePDPContextRequest) SetLength 

func (c *CreatePDPContextRequest) SetLength()

SetLength sets the length in Length field.

func (*CreatePDPContextRequest) TEID 

func (c *CreatePDPContextRequest) TEID() uint32

TEID returns the TEID in human-readable string.

type CreatePDPContextResponse 

type CreatePDPContextResponse struct {
	*Header
	Cause                         *ies.IE
	ReorderingRequired            *ies.IE
	Recovery                      *ies.IE
	TEIDDataI                     *ies.IE
	TEIDCPlane                    *ies.IE
	NSAPI                         *ies.IE
	ChargingID                    *ies.IE
	EndUserAddress                *ies.IE
	PCO                           *ies.IE
	GGSNAddressForCPlane          *ies.IE
	GGSNAddressForUserTraffic     *ies.IE
	AltGGSNAddressForCPlane       *ies.IE
	AltGGSNAddressForUserTraffic  *ies.IE
	QoSProfile                    *ies.IE
	ChargingGatewayAddress        *ies.IE
	AltChargingGatewayAddress     *ies.IE
	CommonFlags                   *ies.IE
	APNRestriction                *ies.IE
	MSInfoChangeReportingAction   *ies.IE
	BearerControlMode             *ies.IE
	EvolvedARPI                   *ies.IE
	ExtendedCommonFlag            *ies.IE
	CSGInformationReportingAction *ies.IE
	APNAMBR                       *ies.IE
	GGSNBackOffTime               *ies.IE
	ExtendedCommonFlagsII         *ies.IE
	PrivateExtension              *ies.IE
	AdditionalIEs                 []*ies.IE
}

CreatePDPContextResponse is a CreatePDPContextResponse Header and its IEs above.

func DecodeCreatePDPContextResponse 

func DecodeCreatePDPContextResponse(b []byte) (*CreatePDPContextResponse, error)

DecodeCreatePDPContextResponse decodes a given byte sequence as a CreatePDPContextResponse.

func NewCreatePDPContextResponse 

func NewCreatePDPContextResponse(teid uint32, seq uint16, ie ...*ies.IE) *CreatePDPContextResponse

NewCreatePDPContextResponse creates a new GTPv1 CreatePDPContextResponse.

func (*CreatePDPContextResponse) DecodeFromBytes 

func (c *CreatePDPContextResponse) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a CreatePDPContextResponse.

func (*CreatePDPContextResponse) Len 

func (c *CreatePDPContextResponse) Len() int

Len returns the actual length of Data.

func (*CreatePDPContextResponse) MessageTypeName 

func (c *CreatePDPContextResponse) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*CreatePDPContextResponse) Serialize 

func (c *CreatePDPContextResponse) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a CreatePDPContextResponse.

func (*CreatePDPContextResponse) SerializeTo 

func (c *CreatePDPContextResponse) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*CreatePDPContextResponse) SetLength 

func (c *CreatePDPContextResponse) SetLength()

SetLength sets the length in Length field.

func (*CreatePDPContextResponse) TEID 

func (c *CreatePDPContextResponse) TEID() uint32

TEID returns the TEID in human-readable string.

type DeletePDPContextRequest 

type DeletePDPContextRequest struct {
	*Header
	Cause               *ies.IE
	TeardownInd         *ies.IE
	NSAPI               *ies.IE
	PCO                 *ies.IE
	ULI                 *ies.IE
	MSTimeZone          *ies.IE
	ExtendedCommonFlags *ies.IE
	ULITimestamp        *ies.IE
	PrivateExtension    *ies.IE
	AdditionalIEs       []*ies.IE
}

DeletePDPContextRequest is a DeletePDPContextRequest Header and its IEs above.

func DecodeDeletePDPContextRequest 

func DecodeDeletePDPContextRequest(b []byte) (*DeletePDPContextRequest, error)

DecodeDeletePDPContextRequest decodes a given byte sequence as a DeletePDPContextRequest.

func NewDeletePDPContextRequest 

func NewDeletePDPContextRequest(teid uint32, seq uint16, ie ...*ies.IE) *DeletePDPContextRequest

NewDeletePDPContextRequest creates a new GTPv1 DeletePDPContextRequest.

func (*DeletePDPContextRequest) DecodeFromBytes 

func (d *DeletePDPContextRequest) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a DeletePDPContextRequest.

func (*DeletePDPContextRequest) Len 

func (d *DeletePDPContextRequest) Len() int

Len returns the actual length of Data.

func (*DeletePDPContextRequest) MessageTypeName 

func (d *DeletePDPContextRequest) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*DeletePDPContextRequest) Serialize 

func (d *DeletePDPContextRequest) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a DeletePDPContextRequest.

func (*DeletePDPContextRequest) SerializeTo 

func (d *DeletePDPContextRequest) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*DeletePDPContextRequest) SetLength 

func (d *DeletePDPContextRequest) SetLength()

SetLength sets the length in Length field.

func (*DeletePDPContextRequest) TEID 

func (d *DeletePDPContextRequest) TEID() uint32

TEID returns the TEID in human-readable string.

type DeletePDPContextResponse 

type DeletePDPContextResponse struct {
	*Header
	Cause            *ies.IE
	PCO              *ies.IE
	ULI              *ies.IE
	MSTimeZone       *ies.IE
	ULITimestamp     *ies.IE
	PrivateExtension *ies.IE
	AdditionalIEs    []*ies.IE
}

DeletePDPContextResponse is a DeletePDPContextResponse Header and its IEs above.

func DecodeDeletePDPContextResponse 

func DecodeDeletePDPContextResponse(b []byte) (*DeletePDPContextResponse, error)

DecodeDeletePDPContextResponse decodes a given byte sequence as a DeletePDPContextResponse.

func NewDeletePDPContextResponse 

func NewDeletePDPContextResponse(teid uint32, seq uint16, ie ...*ies.IE) *DeletePDPContextResponse

NewDeletePDPContextResponse creates a new GTPv1 DeletePDPContextResponse.

func (*DeletePDPContextResponse) DecodeFromBytes 

func (d *DeletePDPContextResponse) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a DeletePDPContextResponse.

func (*DeletePDPContextResponse) Len 

func (d *DeletePDPContextResponse) Len() int

Len returns the actual length of Data.

func (*DeletePDPContextResponse) MessageTypeName 

func (d *DeletePDPContextResponse) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*DeletePDPContextResponse) Serialize 

func (d *DeletePDPContextResponse) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a DeletePDPContextResponse.

func (*DeletePDPContextResponse) SerializeTo 

func (d *DeletePDPContextResponse) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*DeletePDPContextResponse) SetLength 

func (d *DeletePDPContextResponse) SetLength()

SetLength sets the length in Length field.

func (*DeletePDPContextResponse) TEID 

func (d *DeletePDPContextResponse) TEID() uint32

TEID returns the TEID in human-readable string.

type EchoRequest 

type EchoRequest struct {
	*Header
	PrivateExtension *ies.IE
	AdditionalIEs    []*ies.IE
}

EchoRequest is a EchoRequest Header and its IEs above.

func DecodeEchoRequest 

func DecodeEchoRequest(b []byte) (*EchoRequest, error)

DecodeEchoRequest decodes a given byte sequence as a EchoRequest.

func NewEchoRequest 

func NewEchoRequest(seq uint16, ie ...*ies.IE) *EchoRequest

NewEchoRequest creates a new GTP.

func (*EchoRequest) DecodeFromBytes 

func (e *EchoRequest) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a EchoRequest.

func (*EchoRequest) Len 

func (e *EchoRequest) Len() int

Len returns the actual length of Data.

func (*EchoRequest) MessageTypeName 

func (e *EchoRequest) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*EchoRequest) Serialize 

func (e *EchoRequest) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a EchoRequest.

func (*EchoRequest) SerializeTo 

func (e *EchoRequest) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*EchoRequest) SetLength 

func (e *EchoRequest) SetLength()

SetLength sets the length in Length field.

func (*EchoRequest) TEID 

func (e *EchoRequest) TEID() uint32

TEID returns the TEID in human-readable string.

type EchoResponse 

type EchoResponse struct {
	*Header
	Recovery         *ies.IE
	PrivateExtension *ies.IE
	AdditionalIEs    []*ies.IE
}

EchoResponse is a EchoResponse Header and its IEs above.

func DecodeEchoResponse 

func DecodeEchoResponse(b []byte) (*EchoResponse, error)

DecodeEchoResponse decodes a given byte sequence as a EchoResponse.

func NewEchoResponse 

func NewEchoResponse(seq uint16, ie ...*ies.IE) *EchoResponse

NewEchoResponse creates a new GTPv1 EchoResponse.

func (*EchoResponse) DecodeFromBytes 

func (e *EchoResponse) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a EchoResponse.

func (*EchoResponse) Len 

func (e *EchoResponse) Len() int

Len returns the actual length of Data.

func (*EchoResponse) MessageTypeName 

func (e *EchoResponse) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*EchoResponse) Serialize 

func (e *EchoResponse) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a EchoResponse.

func (*EchoResponse) SerializeTo 

func (e *EchoResponse) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*EchoResponse) SetLength 

func (e *EchoResponse) SetLength()

SetLength sets the length in Length field.

func (*EchoResponse) TEID 

func (e *EchoResponse) TEID() uint32

TEID returns the TEID in human-readable string.

type ErrorIndication 

type ErrorIndication struct {
	*Header
	TEIDDataI        *ies.IE
	GTPUPeerAddress  *ies.IE
	PrivateExtension *ies.IE
	AdditionalIEs    []*ies.IE
}

ErrorIndication is a ErrorIndication Header and its IEs above.

func DecodeErrorIndication 

func DecodeErrorIndication(b []byte) (*ErrorIndication, error)

DecodeErrorIndication decodes a given byte sequence as a ErrorIndication.

func NewErrorIndication 

func NewErrorIndication(teid uint32, seq uint16, ie ...*ies.IE) *ErrorIndication

NewErrorIndication creates a new GTPv1 NewErrorIndication.

func (*ErrorIndication) DecodeFromBytes 

func (e *ErrorIndication) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a ErrorIndication.

func (*ErrorIndication) Len 

func (e *ErrorIndication) Len() int

Len returns the actual length of Data.

func (*ErrorIndication) MessageTypeName 

func (e *ErrorIndication) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*ErrorIndication) Serialize 

func (e *ErrorIndication) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a ErrorIndication.

func (*ErrorIndication) SerializeTo 

func (e *ErrorIndication) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*ErrorIndication) SetLength 

func (e *ErrorIndication) SetLength()

SetLength sets the length in Length field.

func (*ErrorIndication) TEID 

func (e *ErrorIndication) TEID() uint32

TEID returns the TEID in human-readable string.

type Generic 

type Generic struct {
	*Header
	IEs []*ies.IE
}

Generic is a Generic Header and its IEs above. This is for handling a non-implemented type of message.

func DecodeGeneric 

func DecodeGeneric(b []byte) (*Generic, error)

DecodeGeneric decodes a given byte sequence as a Generic.

func NewGeneric 

func NewGeneric(msgType uint8, teid uint32, seq uint16, ie ...*ies.IE) *Generic

NewGeneric creates a new GTPv1 Generic.

func (*Generic) AddIE 

func (g *Generic) AddIE(ie ...*ies.IE)

AddIE add IEs to Generic type of GTPv2 message and update Length field.

func (*Generic) DecodeFromBytes 

func (g *Generic) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a Generic.

func (*Generic) Len 

func (g *Generic) Len() int

Len returns the actual length of Data.

func (*Generic) MessageTypeName 

func (g *Generic) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*Generic) Serialize 

func (g *Generic) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a Generic.

func (*Generic) SerializeTo 

func (g *Generic) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*Generic) SetLength 

func (g *Generic) SetLength()

SetLength sets the length in Length field.

func (*Generic) TEID 

func (g *Generic) TEID() uint32

TEID returns the TEID in human-readable string. 

type Header struct {
	Flags          uint8
	Type           uint8
	Length         uint16
	TEID           uint32
	SequenceNumber uint16
	Reserved       uint16
	Payload        []byte
}

Header is a GTPv1 common header.

func DecodeHeader 

func DecodeHeader(b []byte) (*Header, error)

DecodeHeader decodes given byte sequence as a GTPv1 header.

func NewHeader 

func NewHeader(flags, mtype uint8, teid uint32, seqnum uint16, payload []byte) *Header

NewHeader creates a new Header.

func (*Header) DecodeFromBytes 

func (h *Header) DecodeFromBytes(b []byte) error

DecodeFromBytes sets the values retrieved from byte sequence in GTPv1 header.

func (*Header) HasSequence 

func (h *Header) HasSequence() bool

HasSequence determines whether a GTP Header has TEID inside by checking the flag.

func (*Header) Len 

func (h *Header) Len() int

Len returns the actual length of Header.

func (*Header) MessageType 

func (h *Header) MessageType() uint8

MessageType returns the type of message.

func (*Header) Sequence 

func (h *Header) Sequence() uint16

Sequence returns SequenceNumber in uint16.

func (*Header) Serialize 

func (h *Header) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from an IE instance.

func (*Header) SerializeTo 

func (h *Header) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*Header) SetLength 

func (h *Header) SetLength()

SetLength sets the length in Length field.

func (*Header) SetSequenceNumber 

func (h *Header) SetSequenceNumber(seq uint16)

SetSequenceNumber sets the SequenceNumber in Header.

func (*Header) SetTEID 

func (h *Header) SetTEID(teid uint32)

SetTEID sets the TEIDFlag to 1 and puts the TEID given into TEID field.

func (*Header) String 

func (h *Header) String() string

String returns the GTPv1 header values in human readable format.

func (*Header) Version 

func (h *Header) Version() int

Version returns GTP version in int.

type Message 

type Message interface {
	SerializeTo([]byte) error
	DecodeFromBytes(b []byte) error
	Len() int
	Version() int
	MessageType() uint8
	MessageTypeName() string
	TEID() uint32
	SetTEID(uint32)
	Sequence() uint16
	SetSequenceNumber(uint16)
}

Message is an interface that defines Message messages.

func Decode 

func Decode(b []byte) (Message, error)

Decode decodes the given bytes as Message.

type TPDU 

type TPDU struct {
	*Header
}

TPDU is a TPDU.

func DecodeTPDU 

func DecodeTPDU(b []byte) (*TPDU, error)

DecodeTPDU decodes a given byte sequence as a TPDU.

func NewTPDU 

func NewTPDU(teid uint32, payload []byte) *TPDU

NewTPDU creates a new G-PDU message.

func NewTPDUWithSequence 

func NewTPDUWithSequence(teid uint32, seq uint16, payload []byte) *TPDU

NewTPDUWithSequence creates a new G-PDU message.

func (*TPDU) Decapsulate 

func (t *TPDU) Decapsulate() []byte

Decapsulate returns payload as raw []byte.

func (*TPDU) DecodeFromBytes 

func (t *TPDU) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a TPDU.

func (*TPDU) Len 

func (t *TPDU) Len() int

Len returns the actual length of Data.

func (*TPDU) MessageTypeName 

func (t *TPDU) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*TPDU) Serialize 

func (t *TPDU) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a TPDU.

func (*TPDU) SerializeTo 

func (t *TPDU) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*TPDU) SetLength 

func (t *TPDU) SetLength()

SetLength sets the length in Length field.

func (*TPDU) TEID 

func (t *TPDU) TEID() uint32

TEID returns the TEID in human-readable string.

type UpdatePDPContextRequest 

type UpdatePDPContextRequest struct {
	*Header
	IMSI                                 *ies.IE
	RAI                                  *ies.IE
	Recovery                             *ies.IE
	TEIDDataI                            *ies.IE
	TEIDCPlane                           *ies.IE
	NSAPI                                *ies.IE
	TraceReference                       *ies.IE
	TraceType                            *ies.IE
	PCO                                  *ies.IE
	SGSNAddressForCPlane                 *ies.IE
	SGSNAddressForUserTraffic            *ies.IE
	AlternativeSGSNAddressForCPlane      *ies.IE
	AlternativeSGSNAddressForUserTraffic *ies.IE
	QoSProfile                           *ies.IE
	TFT                                  *ies.IE
	TriggerID                            *ies.IE
	OMCIdentity                          *ies.IE
	CommonFlags                          *ies.IE
	RATType                              *ies.IE
	ULI                                  *ies.IE
	MSTimeZone                           *ies.IE
	AdditionalTraceInfo                  *ies.IE
	DirectTunnelFlags                    *ies.IE
	EvolvedARPI                          *ies.IE
	ExtendedCommonFlags                  *ies.IE
	UCI                                  *ies.IE
	APNAMBR                              *ies.IE
	SignallingPriorityIndication         *ies.IE
	CNOperatorSelectionEntity            *ies.IE
	IMEI                                 *ies.IE
	PrivateExtension                     *ies.IE
	AdditionalIEs                        []*ies.IE
}

UpdatePDPContextRequest is a UpdatePDPContextRequest Header and its IEs above.

func DecodeUpdatePDPContextRequest 

func DecodeUpdatePDPContextRequest(b []byte) (*UpdatePDPContextRequest, error)

DecodeUpdatePDPContextRequest decodes a given byte sequence as a UpdatePDPContextRequest.

func NewUpdatePDPContextRequest 

func NewUpdatePDPContextRequest(teid uint32, seq uint16, ie ...*ies.IE) *UpdatePDPContextRequest

NewUpdatePDPContextRequest creates a new GTPv1 UpdatePDPContextRequest.

func (*UpdatePDPContextRequest) DecodeFromBytes 

func (u *UpdatePDPContextRequest) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a UpdatePDPContextRequest.

func (*UpdatePDPContextRequest) Len 

func (u *UpdatePDPContextRequest) Len() int

Len returns the actual length of Data.

func (*UpdatePDPContextRequest) MessageTypeName 

func (u *UpdatePDPContextRequest) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*UpdatePDPContextRequest) Serialize 

func (u *UpdatePDPContextRequest) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a UpdatePDPContextRequest.

func (*UpdatePDPContextRequest) SerializeTo 

func (u *UpdatePDPContextRequest) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*UpdatePDPContextRequest) SetLength 

func (u *UpdatePDPContextRequest) SetLength()

SetLength sets the length in Length field.

func (*UpdatePDPContextRequest) TEID 

func (u *UpdatePDPContextRequest) TEID() uint32

TEID returns the TEID in human-readable string.

type UpdatePDPContextResponse 

type UpdatePDPContextResponse struct {
	*Header
	Cause                         *ies.IE
	Recovery                      *ies.IE
	TEIDDataI                     *ies.IE
	TEIDCPlane                    *ies.IE
	ChargingID                    *ies.IE
	PCO                           *ies.IE
	GGSNAddressForCPlane          *ies.IE
	GGSNAddressForUserTraffic     *ies.IE
	AltGGSNAddressForCPlane       *ies.IE
	AltGGSNAddressForUserTraffic  *ies.IE
	QoSProfile                    *ies.IE
	ChargingGatewayAddress        *ies.IE
	AltChargingGatewayAddress     *ies.IE
	CommonFlags                   *ies.IE
	APNRestriction                *ies.IE
	BearerControlMode             *ies.IE
	MSInfoChangeReportingAction   *ies.IE
	EvolvedARPI                   *ies.IE
	CSGInformationReportingAction *ies.IE
	APNAMBR                       *ies.IE
	PrivateExtension              *ies.IE
	AdditionalIEs                 []*ies.IE
}

UpdatePDPContextResponse is a UpdatePDPContextResponse Header and its IEs above.

func DecodeUpdatePDPContextResponse 

func DecodeUpdatePDPContextResponse(b []byte) (*UpdatePDPContextResponse, error)

DecodeUpdatePDPContextResponse decodes a given byte sequence as a UpdatePDPContextResponse.

func NewUpdatePDPContextResponse 

func NewUpdatePDPContextResponse(teid uint32, seq uint16, ie ...*ies.IE) *UpdatePDPContextResponse

NewUpdatePDPContextResponse creates a new GTPv1 UpdatePDPContextResponse.

func (*UpdatePDPContextResponse) DecodeFromBytes 

func (u *UpdatePDPContextResponse) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a UpdatePDPContextResponse.

func (*UpdatePDPContextResponse) Len 

func (u *UpdatePDPContextResponse) Len() int

Len returns the actual length of Data.

func (*UpdatePDPContextResponse) MessageTypeName 

func (u *UpdatePDPContextResponse) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*UpdatePDPContextResponse) Serialize 

func (u *UpdatePDPContextResponse) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a UpdatePDPContextResponse.

func (*UpdatePDPContextResponse) SerializeTo 

func (u *UpdatePDPContextResponse) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*UpdatePDPContextResponse) SetLength 

func (u *UpdatePDPContextResponse) SetLength()

SetLength sets the length in Length field.

func (*UpdatePDPContextResponse) TEID 

func (u *UpdatePDPContextResponse) TEID() uint32

TEID returns the TEID in human-readable string.

type VersionNotSupported 

type VersionNotSupported struct {
	*Header
	AdditionalIEs []*ies.IE
}

VersionNotSupported is a VersionNotSupported Header and its IEs above.

func DecodeVersionNotSupported 

func DecodeVersionNotSupported(b []byte) (*VersionNotSupported, error)

DecodeVersionNotSupported decodes a given byte sequence as a VersionNotSupported.

func NewVersionNotSupported 

func NewVersionNotSupported(teid uint32, seq uint16, ie ...*ies.IE) *VersionNotSupported

NewVersionNotSupported creates a new GTPv1 VersionNotSupported.

func (*VersionNotSupported) DecodeFromBytes 

func (v *VersionNotSupported) DecodeFromBytes(b []byte) error

DecodeFromBytes decodes a given byte sequence as a VersionNotSupported.

func (*VersionNotSupported) Len 

func (v *VersionNotSupported) Len() int

Len returns the actual length of Data.

func (*VersionNotSupported) MessageTypeName 

func (v *VersionNotSupported) MessageTypeName() string

MessageTypeName returns the name of protocol.

func (*VersionNotSupported) Serialize 

func (v *VersionNotSupported) Serialize() ([]byte, error)

Serialize returns the byte sequence generated from a VersionNotSupported.

func (*VersionNotSupported) SerializeTo 

func (v *VersionNotSupported) SerializeTo(b []byte) error

SerializeTo puts the byte sequence in the byte array given as b.

func (*VersionNotSupported) SetLength 

func (v *VersionNotSupported) SetLength()

SetLength sets the length in Length field.

func (*VersionNotSupported) TEID 

func (v *VersionNotSupported) TEID() uint32

TEID returns the TEID in human-readable string.

Source Files

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