nachos.network
Class NetKernel

java.lang.Object
  |
  +--nachos.machine.Kernel
        |
        +--nachos.threads.ThreadedKernel
              |
              +--nachos.userprog.UserKernel
                    |
                    +--nachos.vm.VMKernel
                          |
                          +--nachos.network.NetKernel

public class NetKernel

extends VMKernel

A kernel with network support.

Fields inherited from class nachos.userprog.UserKernel

console

Fields inherited from class nachos.threads.ThreadedKernel

alarm, fileSystem, scheduler

Fields inherited from class nachos.machine.Kernel

kernel

Constructor Summary

NetKernel()
Allocate a new networking kernel.

Method Summary

void	initialize(String[] args) Initialize this kernel.
void	run() Start running user programs.
void	selfTest() Test the network.
void	terminate() Terminate this kernel.

Methods inherited from class nachos.userprog.UserKernel

currentProcess, exceptionHandler

Methods inherited from class java.lang.Object

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

Constructor Detail

NetKernel

public NetKernel()

Allocate a new networking kernel.

Method Detail

initialize

public void initialize(String[] args)

Initialize this kernel.

Overrides:

initialize in class VMKernel

selfTest

public void selfTest()

Test the network. Create a server thread that listens for pings on port 1 and sends replies. Then ping one or two hosts. Note that this test assumes that the network is reliable (i.e. that the network's reliability is 1.0).

Overrides:

selfTest in class VMKernel

run

public void run()

Start running user programs.

Overrides:

run in class VMKernel

Tags copied from class: UserKernel

See Also:

Machine.getShellProgramName()

terminate

public void terminate()

Terminate this kernel. Never returns.

Overrides:

terminate in class VMKernel