icmpv6metric.java

利用Java Socket写的一段通讯协议

package com.ict.netcom2.metric;

import java.nio.ByteBuffer;


/**
 * 28 * 24 = 672 bytes
 * @author as
 *
 */
public class ICMPv6Metric {	
	
	public static final int length = 672;
	
	public MetricUnit echo_req = new MetricUnit(); // Echo Request

	public MetricUnit echo_reply = new MetricUnit(); // Echo Reply

	public MetricUnit[] dst_unreach = new MetricUnit[5]; // Destination Unreachabl,数组下标表示code

	public MetricUnit pkt_toobig = new MetricUnit(); // Packet too big

	public MetricUnit time_exceed = new MetricUnit(); // Time Exceeded

	public MetricUnit param_problem = new MetricUnit(); // Parameter Problem

	public MetricUnit mcast_query = new MetricUnit(); // Multicast Listener Query

	public MetricUnit mcast_report = new MetricUnit(); // Multicast Listener Report

	public MetricUnit mcast_done = new MetricUnit(); // Multicast Listener Done

	public MetricUnit router_soli = new MetricUnit(); // Router Solicitation

	public MetricUnit router_adv = new MetricUnit(); // Router Advertisement

	public MetricUnit neib_soli = new MetricUnit(); // Neighbor Solicitation

	public MetricUnit neib_adv = new MetricUnit(); // Neighbor Advertisement

	public MetricUnit redirect = new MetricUnit(); // Redirect Message

	public MetricUnit router_renum = new MetricUnit(); // Router Renumbering

	public MetricUnit info_query = new MetricUnit(); // ICMP Node Information Query

	public MetricUnit info_resp = new MetricUnit(); // ICMP Node Information Response

	public MetricUnit inv_neibdisc_soli = new MetricUnit(); // Inverse Neighbor Discovery Solicitation Message
	
	public MetricUnit inv_neibdisc_adv = new MetricUnit(); // Inverse Neighbor Discovery Advertisement Message
	
	public MetricUnit v2_mcast_report = new MetricUnit(); // Version 2 Multicast Listener Report

	public MetricUnit HA_addrdisc_req = new MetricUnit(); // Home Agent Address Discovery Reques Message
	
	public MetricUnit HA_addrdisc_rly = new MetricUnit(); // Home Agent Address Discovery Reply Message   Attention:Changed By Chen Jian Ning
	
	public MetricUnit mobil_prefix_soli = new MetricUnit(); // Mobile Prefix Solicitation

	public MetricUnit mobil_prefix_adv = new MetricUnit(); // Mobile Prefix Advertisement

	public ICMPv6Metric() {
		for (int i=0; i<5; i++) {
			dst_unreach[i] = new MetricUnit();
		}
	}
	
	public void store(byte[] result) {
		
		if (result.length != length) {
			System.err.println("[ICMPv6Metric.store()] param len wrong.");
		}
		
		ByteBuffer buf = ByteBuffer.wrap(result);
		
		byte[] b = new byte[MetricUnit.length];		
		buf.get(b);
		echo_req.store(b); // Echo Request

		buf.get(b);
		echo_reply.store(b); // Echo Reply

		for (int i=0; i<5; i++) {
			buf.get(b);
			dst_unreach[i].store(b); // Destination Unreachabl
		}

		buf.get(b);		
		pkt_toobig.store(b); // Packet too big

		buf.get(b);
		time_exceed.store(b); // Time Exceeded

		buf.get(b);
		param_problem.store(b); // Parameter Problem

		buf.get(b);
		mcast_query.store(b); // Multicast Listener Query

		buf.get(b);
		mcast_report.store(b); // Multicast Listener Report

		buf.get(b);
		mcast_done.store(b); // Multicast Listener Done

		buf.get(b);
		router_soli.store(b); // Router Solicitation

		buf.get(b);
		router_adv.store(b); // Router Advertisement

		buf.get(b);
		neib_soli.store(b); // Neighbor Solicitation

		buf.get(b);
		neib_adv.store(b); // Neighbor Advertisement

		buf.get(b);
		redirect.store(b); // Redirect Message

		buf.get(b);
		router_renum.store(b); // Router Renumbering

		buf.get(b);
		info_query.store(b); // ICMP Node Information Query

		buf.get(b);
		info_resp.store(b); // ICMP Node Information Response

		buf.get(b);
		inv_neibdisc_soli.store(b); // Inverse Neighbor Discovery Solicitation Message
		
		buf.get(b);
		inv_neibdisc_adv.store(b); // Inverse Neighbor Discovery Advertisement Message
		
		buf.get(b);
		v2_mcast_report.store(b); // Version 2 Multicast Listener Report

		buf.get(b);
		HA_addrdisc_req.store(b); // Home Agent Address Discovery Reques Message
		
		buf.get(b);
		HA_addrdisc_rly.store(b); // Home Agent Address Discovery Reply Message   Attention: Changed By Chen Jian Ning
		
		buf.get(b);
		mobil_prefix_soli.store(b); // Mobile Prefix Solicitation

		buf.get(b);
		mobil_prefix_adv.store(b); // Mobile Prefix Advertisement
		
	}
}