org.jnetpcap.protocol.tcpip
Class Udp

java.lang.Object
  org.jnetpcap.nio.JMemory
      org.jnetpcap.nio.JBuffer
          org.jnetpcap.packet.JHeader
              org.jnetpcap.protocol.tcpip.Udp

All Implemented Interfaces:

JByteBuffer, JPayloadAccessor

@Header(length=8)
public class Udp
extends JHeader

Udp/Ip header definition

Author:

Mark Bednarczyk, Sly Technologies, Inc.

Nested Class Summary

Nested classes/interfaces inherited from class org.jnetpcap.packet.JHeader

JHeader.State

Nested classes/interfaces inherited from class org.jnetpcap.nio.JMemory

JMemory.Type

Field Summary

static int

ID

Fields inherited from class org.jnetpcap.packet.JHeader

annotatedHeader, EMPTY_HEADER_ARRAY, isSubHeader, packet, state

Fields inherited from class org.jnetpcap.nio.JMemory

JNETPCAP_LIBRARY_NAME

Constructor Summary

Udp()

Method Summary

int	checksum()
int	destination()
int	length()
int	source()

Methods inherited from class org.jnetpcap.packet.JHeader

addAnalysis, decode, decodeHeader, getAnalysis, getAnalysisIterable, getAnnotatedHeader, getDescription, getFields, getId, getLength, getName, getNicname, getOffset, getPacket, getParent, getPayload, getState, getSubHeaders, getType, hasAnalysis, hasAnalysis, hasAnalysis, hasDescription, hasSubHeaders, peer, peer, peerPayloadTo, setPacket, setSubHeaders, sizeof, toString, transferPayloadTo, transferPayloadTo, transferPayloadTo, validateHeader

Methods inherited from class org.jnetpcap.nio.JBuffer

findUTF8String, getByte, getByteArray, getByteArray, getDouble, getFloat, getInt, getLong, getShort, getUByte, getUInt, getUShort, getUTF8Char, getUTF8String, getUTF8String, getUTF8String, getUTF8String, isReadonly, order, order, peer, peer, peer, peer, setByte, setByteArray, setByteBuffer, setDouble, setFloat, setInt, setLong, setShort, setUByte, setUInt, setUShort, transferFrom, transferFrom, transferFrom, transferTo, transferTo, transferTo

Methods inherited from class org.jnetpcap.nio.JMemory

check, cleanup, finalize, isInitialized, isJMemoryBasedOwner, isOwner, peer, setSize, size, toDebugString, toHexdump, toHexdump, totalActiveAllocated, totalAllocateCalls, totalAllocated, totalAllocatedSegments0To255Bytes, totalAllocatedSegments256OrAbove, totalDeAllocateCalls, totalDeAllocated, transferFrom, transferFrom, transferFromDirect, transferOwnership, transferTo, transferTo, transferTo, transferTo, transferTo

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jnetpcap.nio.JByteBuffer

size

Field Detail

ID

public static final int ID

See Also:

Constant Field Values

Constructor Detail

Udp

public Udp()

Method Detail

source

@Field(offset=0,
       length=16)
@FlowKey(index=2,
         reversable=true)
public int source()

destination

@Field(offset=16,
       length=16)
@FlowKey(index=2,
         reversable=true)
public int destination()

length

@Field(offset=32,
       length=16)
public int length()

checksum

@Field(offset=48,
       length=16)
public int checksum()