concast.base
Class TCPHeader

java.lang.Object
  |
  +--concast.base.TCPHeader

public class TCPHeader

extends java.lang.Object

Class to parse TCP header

Constructor Summary

TCPHeader()

Method Summary

long	ack_seq()
boolean	ack()
void	build_checksum()
int	check()
boolean	cwr()
int	dest()
boolean	ece()
boolean	fin()
byte[]	getBytes() Returns the TCP header.
int	hlen()
int	length() Returns size
void	processIncomingTCPSeg(ConcastPacket msg) Retrieve the header
boolean	psh()
int	res1()
boolean	rst()
long	seq()
void	set_ack_seq(long ack_seq)
void	setchecksum(int checksum)
void	setCheckSum(int value) Put checksum, otherwise the receivers kernel will drop it.
void	setwindow(int window)
int	source()
boolean	syn()
int	urg_ptr()
boolean	urg()
int	window()

Methods inherited from class java.lang.Object

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

Constructor Detail

TCPHeader

public TCPHeader()

Method Detail

processIncomingTCPSeg

public void processIncomingTCPSeg(ConcastPacket msg)

Retrieve the header

getBytes

public byte[] getBytes()

Returns the TCP header. processIncomingTCPSeg() has to be called first

length

public int length()

Returns size

source

public int source()

dest

public int dest()

seq

public long seq()

ack_seq

public long ack_seq()

hlen

public int hlen()

res1

public int res1()

cwr

public boolean cwr()

ece

public boolean ece()

urg

public boolean urg()

ack

public boolean ack()

psh

public boolean psh()

rst

public boolean rst()

syn

public boolean syn()

fin

public boolean fin()

setwindow

public void setwindow(int window)

set_ack_seq

public void set_ack_seq(long ack_seq)

window

public int window()

check

public int check()

setchecksum

public void setchecksum(int checksum)

build_checksum

public void build_checksum()

urg_ptr

public int urg_ptr()

setCheckSum

public void setCheckSum(int value)

Put checksum, otherwise the receivers kernel will drop it.