java.net
Class RawSocketImpl

java.lang.Object
  |
  +--java.net.RawSocketImpl

All Implemented Interfaces:

SocketOptions

public abstract class RawSocketImpl

extends java.lang.Object

implements SocketOptions

Abstract Icmp and raw socket implementation base class.

Since:

JDK1.2

Field Summary

protected java.io.FileDescriptor	fd The file descriptor object
protected int	protocol The protocol of the socket

Fields inherited from interface java.net.SocketOptions

ANEP_DISCARD, IP_MULTICAST_IF, IPV6_AUTH_NETWORK_LEVEL, IPV6_AUTH_TRANS_LEVEL, IPV6_ESP_NETWORK_LEVEL, IPV6_ESP_TRANS_LEVEL, IPV6_FLOW_LABEL, IPV6_MULTICAST_IF, IPV6_TRAFFIC_CLASS, SO_BINDADDR, SO_LINGER, SO_RCVBUF, SO_REUSEADDR, SO_SNDBUF, SO_TIMEOUT, TCP_NODELAY

Constructor Summary

RawSocketImpl()

Method Summary

protected abstract void	bind(InetAddress laddr) Binds a raw socket to a local address.
protected abstract void	close() Close the socket.
protected abstract void	create(int protocol) Creates a raw socket
protected abstract int	getChecksum() Get the Checksum option.
protected java.io.FileDescriptor	getFileDescriptor() Get the raw socket file descriptor
protected int	getProtocol() Get the protocol value
protected abstract void	peek(InetAddress i) Peek at the packet to see who it is from.
protected abstract void	receive(RawPacket p) Receive the raw packet.
protected abstract void	send(RawPacket p) Sends a raw packet.
protected abstract void	setChecksum(int offset) Set the Checksum option.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.net.SocketOptions

getOption, setOption

Field Detail

fd

protected java.io.FileDescriptor fd

The file descriptor object

Since:

JDK1.2

protocol

protected int protocol

The protocol of the socket

Constructor Detail

RawSocketImpl

public RawSocketImpl()

Method Detail

create

protected abstract void create(int protocol)
                        throws java.net.SocketException

Creates a raw socket

Since:

JDK1.2

bind

protected abstract void bind(InetAddress laddr)
                      throws java.net.SocketException

Binds a raw socket to a local address.

Since:

JDK1.2

send

protected abstract void send(RawPacket p)
                      throws java.io.IOException

Sends a raw packet. The packet contains the data and the destination address to send the packet to.

Parameters:

packet - to be sent.

Since:

JDK1.2

peek

protected abstract void peek(InetAddress i)
                      throws java.io.IOException

Peek at the packet to see who it is from.

Parameters:

return - the address which the packet came from.

Since:

JDK1.2

receive

protected abstract void receive(RawPacket p)
                         throws java.io.IOException

Receive the raw packet.

Parameters:

Packet - Received.

Since:

JDK1.2

close

protected abstract void close()

Close the socket.

Since:

JDK1.2

getFileDescriptor

protected java.io.FileDescriptor getFileDescriptor()

Get the raw socket file descriptor

Since:

JDK1.2

getProtocol

protected int getProtocol()

Get the protocol value

setChecksum

protected abstract void setChecksum(int offset)
                             throws java.net.SocketException

Set the Checksum option.

Parameters:

offset - to place the checksum.

Since:

JDK1.2

getChecksum

protected abstract int getChecksum()
                            throws java.net.SocketException

Get the Checksum option.

Since:

JDK1.2