com.hp.util.pkt

Class Icmp

java.lang.Object

com.hp.util.pkt.Icmp

All Implemented Interfaces:

Protocol

public class Icmp
extends Object
implements Protocol

ICMPv4 data store (immutable) and associated Icmp.Builder (mutable).

Includes support for the following OpenFlow match fields:

• ICMPv4 type
• ICMPv4 code

Author:

Frank Wood

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Icmp.Builder Builder (mutable) used to create new protocol instances.

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	bytes() Returns a copy of the payload bytes.
int	checkSum() Returns the decoded check sum.
ProtocolId	id() Returns the protocol ID.
int	ident() Returns the identifier for IcmpTypeCode.ECHO_REQ or IcmpTypeCode.ECHO_REPLY messages.
int	seqNum() Returns the sequence number for IcmpTypeCode.ECHO_REQ or IcmpTypeCode.ECHO_REPLY messages.
String	toDebugString() Returns the protocol debug string.
String	toString()
IcmpTypeCode	typeCode() Returns the type/code enumeration.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Method Detail

id

public ProtocolId id()

Description copied from interface: Protocol

Returns the protocol ID.

Specified by:

id in interface Protocol

Returns:

protocol ID

typeCode

public IcmpTypeCode typeCode()

Returns the type/code enumeration.

Returns:

the type/code enumeration.

checkSum

public int checkSum()

Returns the decoded check sum.

Returns:

the check sum

ident

public int ident()

Returns the identifier for IcmpTypeCode.ECHO_REQ or IcmpTypeCode.ECHO_REPLY messages.

Returns:

the identifier

seqNum

public int seqNum()

Returns the sequence number for IcmpTypeCode.ECHO_REQ or IcmpTypeCode.ECHO_REPLY messages.

Returns:

the sequence number

bytes

public byte[] bytes()

Returns a copy of the payload bytes.

Returns:

the payload bytes

toString

public String toString()

Overrides:

toString in class Object

toDebugString

public String toDebugString()

Description copied from interface: Protocol

Returns the protocol debug string.

Specified by:

toDebugString in interface Protocol

Returns:

the protocol debug string