org.onlab.packet.dhcp

Class DhcpRelayAgentOption

java.lang.Object

org.onlab.packet.BasePacket

org.onlab.packet.dhcp.DhcpOption

org.onlab.packet.dhcp.DhcpRelayAgentOption

All Implemented Interfaces:

IPacket

public class DhcpRelayAgentOption
extends DhcpOption

Representation of DHCP relay agent option (option 82).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DhcpRelayAgentOption.RelayAgentInfoOptions

Field Summary

Fields inherited from class org.onlab.packet.dhcp.DhcpOption

code, data, DEFAULT_LEN, length, OPT_CODE_LEN, UNSIGNED_BYTE_MASK

Fields inherited from class org.onlab.packet.BasePacket

parent, payload

Constructor Summary

Constructors

Constructor and Description
DhcpRelayAgentOption()

Method Summary

Modifier and Type	Method and Description
void	addSubOption(DhcpOption subOption) Adds a sub-option for this option.
static Deserializer<DhcpOption>	deserializer() Deserializer function for DHCP relay agent option.
boolean	equals(java.lang.Object obj)
DhcpOption	getSubOption(byte code) Gets sub-option from this option by given option code.
int	hashCode()
DhcpOption	removeSubOption(byte code) Removes a sub-option by given sub-option code.
byte[]	serialize() Sets all payloads parent packet if applicable, then serializes this packet and all payloads.

Methods inherited from class org.onlab.packet.dhcp.DhcpOption

getCode, getData, getLength, setCode, setData, setLength, 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

Constructor Detail

DhcpRelayAgentOption

public DhcpRelayAgentOption()

Method Detail

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

Overrides:

serialize in class DhcpOption

Returns:

a byte[] containing this packet and payloads

deserializer

public static Deserializer<DhcpOption> deserializer()

Deserializer function for DHCP relay agent option.

Returns:

deserializer function

getSubOption

public DhcpOption getSubOption(byte code)

Gets sub-option from this option by given option code.

Parameters:

code - the option code

Returns:

sub-option of given code; null if there is no sub-option for given code

addSubOption

public void addSubOption(DhcpOption subOption)

Adds a sub-option for this option.

Parameters:

subOption - the sub-option

removeSubOption

public DhcpOption removeSubOption(byte code)

Removes a sub-option by given sub-option code.

Parameters:

code - the code for sub-option

Returns:

sub-option removed; null of sub-option not exists

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class DhcpOption

hashCode

public int hashCode()

Overrides:

hashCode in class DhcpOption