Package org.onlab.packet.ipv6

Class Authentication

java.lang.Object

org.onlab.packet.BasePacket

org.onlab.packet.ipv6.Authentication

All Implemented Interfaces:

IPacket, IExtensionHeader

public class Authentication
extends BasePacket
implements IExtensionHeader

Implements IPv6 authentication extension header format. (RFC 4302)

Field Summary

Fields

Modifier and Type	Field	Description
static byte	FIXED_HEADER_LENGTH
protected byte[]	integrityCheck
static byte	LENGTH_UNIT
static byte	MINUS
protected byte	nextHeader
protected byte	payloadLength
protected int	securityParamIndex
protected int	sequence

Fields inherited from class org.onlab.packet.BasePacket

parent, payload

Constructor Summary

Constructors

Constructor	Description
Authentication()

Method Summary

Modifier and Type	Method	Description
static Deserializer<Authentication>	deserializer()	Deserializer function for authentication headers.
boolean	equals(Object obj)
byte[]	getIntegrityCheck()	Gets the integrity check value of this header.
byte	getNextHeader()	Gets the type of next header.
byte	getPayloadLength()	Gets the payload length of this header.
int	getSecurityParamIndex()	Gets the security parameter index of this header.
int	getSequence()	Gets the sequence number of this header.
int	getTotalLength()	Gets the total length of this header.
int	hashCode()
byte[]	serialize()	Sets all payloads parent packet if applicable, then serializes this packet and all payloads.
Authentication	setIngegrityCheck(byte[] integrityCheck)	Sets the integrity check value of this header.
Authentication	setNextHeader(byte nextHeader)	Sets the type of next header.
Authentication	setPayloadLength(byte payloadLength)	Sets the payload length of this header.
Authentication	setSecurityParamIndex(int securityParamIndex)	Sets the security parameter index of this header.
Authentication	setSequence(int sequence)	Sets the sequence number of this header.
String	toString()

Methods inherited from class org.onlab.packet.BasePacket

clone, getParent, getPayload, resetChecksum, setParent, setPayload

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

FIXED_HEADER_LENGTH

public static final byte FIXED_HEADER_LENGTH

See Also:

Constant Field Values

LENGTH_UNIT

public static final byte LENGTH_UNIT

See Also:

Constant Field Values

MINUS

public static final byte MINUS

See Also:

Constant Field Values

nextHeader

protected byte nextHeader

payloadLength

protected byte payloadLength

securityParamIndex

protected int securityParamIndex

sequence

protected int sequence

integrityCheck

protected byte[] integrityCheck

Constructor Detail

Authentication

public Authentication()

Method Detail

getNextHeader

public byte getNextHeader()

Description copied from interface: IExtensionHeader

Gets the type of next header.

Specified by:

getNextHeader in interface IExtensionHeader

Returns:

next header

setNextHeader

public Authentication setNextHeader(byte nextHeader)

Description copied from interface: IExtensionHeader

Sets the type of next header.

Specified by:

setNextHeader in interface IExtensionHeader

Parameters:

nextHeader - the next header to set

Returns:

this

getPayloadLength

public byte getPayloadLength()

Gets the payload length of this header.

Returns:

the payload length

setPayloadLength

public Authentication setPayloadLength(byte payloadLength)

Sets the payload length of this header.

Parameters:

payloadLength - the payload length to set

Returns:

this

getSecurityParamIndex

public int getSecurityParamIndex()

Gets the security parameter index of this header.

Returns:

the security parameter index

setSecurityParamIndex

public Authentication setSecurityParamIndex(int securityParamIndex)

Sets the security parameter index of this header.

Parameters:

securityParamIndex - the security parameter index to set

Returns:

this

getSequence

public int getSequence()

Gets the sequence number of this header.

Returns:

the sequence number

setSequence

public Authentication setSequence(int sequence)

Sets the sequence number of this header.

Parameters:

sequence - the sequence number to set

Returns:

this

getIntegrityCheck

public byte[] getIntegrityCheck()

Gets the integrity check value of this header.

Returns:

the integrity check value

setIngegrityCheck

public Authentication setIngegrityCheck(byte[] integrityCheck)

Sets the integrity check value of this header.

Parameters:

integrityCheck - the integrity check value to set

Returns:

this

getTotalLength

public int getTotalLength()

Gets the total length of this header. According to spec, payload length should be the total length of this AH in 4-octet unit, minus 2

Returns:

the total length

serialize

public byte[] serialize()

Description copied from interface: IPacket

Sets all payloads parent packet if applicable, then serializes this packet and all payloads.

Specified by:

serialize in interface IPacket

Returns:

a byte[] containing this packet and payloads

hashCode

public int hashCode()

Overrides:

hashCode in class BasePacket

equals

public boolean equals(Object obj)

Overrides:

equals in class BasePacket

deserializer

public static Deserializer<Authentication> deserializer()

Deserializer function for authentication headers.

Returns:

deserializer function

toString

public String toString()

Overrides:

toString in class Object