jist.swans.mac
Class MacLoop

java.lang.Object
  jist.swans.mac.MacLoop

All Implemented Interfaces:

JistAPI.Proxiable, JistAPI.Timeless, MacInterface

public class MacLoop
extends java.lang.Object
implements MacInterface

A loopback mac implementation.

Since:

SWANS1.0

Version:

$Id: MacLoop.java,v 1.5 2004/04/06 16:07:48 barr Exp $

Author:

Rimon Barr <barr+jist@cs.cornell.edu>

Nested Class Summary

Nested classes/interfaces inherited from interface jist.swans.mac.MacInterface

MacInterface.Mac802_11

Field Summary

private NetInterface	netEntity network entity.
private byte	netId network interface number.
private MacInterface	self self-referencing proxy entity.

Constructor Summary

MacLoop()
Create new loopback interface.

Method Summary

MacInterface	getProxy() Return self-referencing proxy entity.
void	peek(Message msg) Radio has locked onto a packet signal; mac may have a peek.
void	receive(Message msg) Radio has received a packet for mac to process.
void	send(Message msg, MacAddress nextHop) Network layer would like to send the following packet.
void	setNetEntity(NetInterface net, byte netid) Hook up with the network entity.
void	setRadioMode(byte mode) Update mac regarding new mode of its radio.

Methods inherited from class java.lang.Object

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

Field Detail

self

private final MacInterface self

self-referencing proxy entity.

netEntity

private NetInterface netEntity

network entity.

netId

private byte netId

network interface number.

Constructor Detail

MacLoop

public MacLoop()

Create new loopback interface.

Method Detail

setNetEntity

public void setNetEntity(NetInterface net,
                         byte netid)

Hook up with the network entity.

Parameters:

net - network entity

netid - network interface number

getProxy

public MacInterface getProxy()

Return self-referencing proxy entity.

Returns:

proxy entity

peek

public void peek(Message msg)

Radio has locked onto a packet signal; mac may have a peek.

Specified by:

peek in interface MacInterface

Parameters:

msg - packet currently in flight

setRadioMode

public void setRadioMode(byte mode)

Update mac regarding new mode of its radio.

Specified by:

setRadioMode in interface MacInterface

Parameters:

mode - new radio mode

send

public void send(Message msg,
                 MacAddress nextHop)

Network layer would like to send the following packet. Should be called only after Mac has notified that it is wants a packet.

Specified by:

send in interface MacInterface

Parameters:

msg - packet to send

nextHop - destination mac

receive

public void receive(Message msg)

Radio has received a packet for mac to process.

Specified by:

receive in interface MacInterface

Parameters:

msg - packet received