V1.0

klalbs.json

@@ -14,6 +14,9 @@
     "localaddress" : "127.0.0.1:3389"
   } ],
   "tunnels" : [ {
+    "name" : "Openfrp-直连线路",
+    "remoteaddress" : "127.0.0.1:4566"
+  },{
     "name" : "NULL-宿迁联通",
     "remoteaddress" : "153.36.240.12:65529"
   }, {
@@ -28,9 +31,6 @@
   }, {
     "name" : "Openfrp-美国-8「BGP」",
     "remoteaddress" : "us-los-bgp-8.openfrp.top:65529"
-  }, {
-    "name" : "Openfrp-新加坡-1「BGP」",
-    "remoteaddress" : "singa-bgp-2.openfrp.top:65529"
   }, {
     "name" : "XYZ-韩国首尔",
     "remoteaddress" : "frp.104300.xyz:49965"
@@ -52,6 +52,12 @@
   }, {
     "name" : "Sakurafrp-武汉电信-1",
     "remoteaddress" : "cn-wh-dx-1.natfrp.cloud:65529"
+  }, {
+    "name" : "Sakurafrp-枣庄BGP-10",
+    "remoteaddress" : "cn-zz-bgp-10.natfrp.cloud:23330"
+  }, {
+    "name" : "Sakurafrp-枣庄BGP-7",
+    "remoteaddress" : "cn-zz-bgp-7.natfrp.cloud:33336"
   }, {
     "name" : "Freefrp-韩国首尔-0",
     "remoteaddress" : "frp.freefrp.net:49965"
@@ -64,5 +70,11 @@
   }, {
     "name" : "Freefrp-韩国首尔-4",
     "remoteaddress" : "frp4.freefrp.net:49965"
+  }, {
+    "name" : "HYHBX-深圳阿里-1",
+    "remoteaddress" : "119.23.238.91:49965"
+  }, {
+    "name" : "HYHBX-上海腾讯-2",
+    "remoteaddress" : "43.143.109.64:49965"
   } ]
 }

src/org/kne/cloud/network/klalb/Consts.java

@@ -1,11 +1,12 @@
 package org.kne.cloud.network.klalb;
 
 public class Consts {
-	public static final int BLOCKSIZE=16384;
+	public static final int BLOCKSIZE=32768;
 	public static final long PINGTIMENS=2000000000L;
 	public static final double A = 0.125;
 	public static final int SO_TIMEOUT = 20000;
 	public static final long SN_KEEP = 60000000000L;
-	public static final int MAX_RESEND = 20;
+	public static final int MAX_RESEND = 100;
 	public static final long UACK_TIME = 10000000000L;
+	public static final int CONNECT_TIMEOUT=10000;
 }

src/org/kne/cloud/network/klalb/IOThreadManager.java

@@ -4,7 +4,9 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.net.SocketException;
+import java.util.Collection;
 import java.util.HashMap;
+import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.UUID;
@@ -17,13 +19,16 @@ import org.kne.cloud.network.mport.ThreadTool;
 
 public class IOThreadManager {
 	private KLALBCore klc = new KLALBCore(2000);
-	private boolean isopen = true;
+	private volatile boolean isopen = true;
 
 	public IOThreadManager() {
 
 	}
 
 	public void handleLocal(LocalTCPConnection tc, boolean syn) {
+		if(!isopen) {
+			return;
+		}
 		klc.getLocaltcps().put(tc.getCuid(), tc);
 		AtomicBoolean AB=new AtomicBoolean(true);
 		try {
@@ -129,6 +134,9 @@ public class IOThreadManager {
 	}
 
 	public void handleRemote(RemoteTCPConnection tc) {
+		if(!isopen) {
+			return;
+		}
 		klc.getRemotetcps().add(tc);
 		try {
 			Thread rs = ThreadTool.makeVThreadIfSupport("远程发送线程", () -> {
@@ -165,7 +173,22 @@ public class IOThreadManager {
 
 	public void close() {
 		isopen = false;
-		//klc.get
+	Collection<LocalTCPConnection>ltcc=	klc.getLocaltcps().values();
+	synchronized (	klc.getLocaltcps()) {
+	
+	for (Iterator iterator = ltcc.iterator(); iterator.hasNext();) {
+		LocalTCPConnection localTCPConnection = (LocalTCPConnection) iterator.next();
+		localTCPConnection.close();
+	}	
+	}
+	List<RemoteTCPConnection>rtcc= klc.getRemotetcps();
+	synchronized (rtcc) {
+	
+	for (Iterator iterator = rtcc.iterator(); iterator.hasNext();) {
+		RemoteTCPConnection remoteTCPConnection = (RemoteTCPConnection) iterator.next();
+		remoteTCPConnection.close();
+	}	
+	}
 	}
 
 	public boolean isOpen() {

src/org/kne/cloud/network/klalb/InputMetre.java

@@ -7,9 +7,10 @@ import java.util.concurrent.atomic.AtomicLong;
 public class InputMetre extends InputStream {
 
 	private InputStream in;
-	private AtomicLong total=new AtomicLong(0);
-	public InputMetre(InputStream inputStream) {
+	private AtomicLong total;
+	public InputMetre(InputStream inputStream,AtomicLong v) {
 		this.in=inputStream;
+		this.total=v;
 	}
 	
 	@Override
@@ -69,4 +70,5 @@ public class InputMetre extends InputStream {
 		return in.markSupported();
 	}
 
+
 }

src/org/kne/cloud/network/klalb/KLALBClient.java

@@ -19,6 +19,7 @@ import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Random;
 import java.util.Scanner;
 import java.util.UUID;
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -71,7 +72,6 @@ public class KLALBClient {
 					try {
 						re++;
 						tc=new RemoteTCPConnection(tll);
-						tc.getDout().writeShort(59649);
 						tc.getDout().write(1);
 						tc.getDout().writeUTF(tll.getName());
 						tc.getDout().writeUTF(tll.getIp());
@@ -101,7 +101,7 @@ public class KLALBClient {
 					}
 					try {
 						//System.out.println(re);
-						Thread.sleep(500*(1<<Math.min(re,8)));
+						Thread.sleep(1000*(1<<Math.min(re,7)));
 					} catch (InterruptedException e) {
 						e.printStackTrace();
 					}

src/org/kne/cloud/network/klalb/KLALBClientGUI.java

@@ -193,6 +193,13 @@ public class KLALBClientGUI extends XFrame {
 										}
 										repaint();
 									}
+
+									@Override
+									public void setTraffic(long up, long down, long ups, long downs) {
+										tp.setTraffic(up,down,ups,downs);
+										repaint();
+									}
+									
 								});
 							}
 							ysp.updateUI();
@@ -217,6 +224,13 @@ public class KLALBClientGUI extends XFrame {
 							
 							while(true) {
 								Thread.sleep(999);
+								List<Tunnel>ts=kc.getTls();
+								synchronized(ts) {
+									for(int i=0;i<ts.size();i++) {
+										Tunnel t=ts.get(i) ;
+										t.updateTraffics(1000);
+									}
+								}
 							}
 							
 						} catch (ConnectException e) {
@@ -228,6 +242,7 @@ public class KLALBClientGUI extends XFrame {
 							if(kc!=null) {
 								kc.close();
 							}
+							wv.removeAll();
 						}
 
 					} else {

src/org/kne/cloud/network/klalb/KLALBCore.java

@@ -97,7 +97,6 @@ public class KLALBCore {
 		for(;;) {
 			if(tc.checkPingTime()) {
 				KLALBBlock pdb=new KLALBBlock();
-				pdb.sn=0;
 				pdb.cuid=0;
 				pdb.number=0;
 				pdb.command=0;
@@ -118,7 +117,7 @@ public class KLALBCore {
 		KLALBBlock brc=null;
 		for(;;) {
 		brc=tc.receiveBlock();
-		if(brc.sn==0||brc.number!=0) {
+		if(brc.number!=0) {
 			break;
 		}
 		SN s=new SN(brc.sn);
@@ -145,7 +144,6 @@ public class KLALBCore {
 			if(brc.number==0) {
 				if(brc.command==0) {
 					KLALBBlock pdb=new KLALBBlock();
-					pdb.sn=0;
 					pdb.cuid=0;
 					pdb.number=0;
 					pdb.command=1;
@@ -220,7 +218,7 @@ public class KLALBCore {
 					for (Iterator<RemoteTCPConnection> iterator = remotetcps.iterator(); iterator.hasNext();) {
 						RemoteTCPConnection remoteTCPConnection = (RemoteTCPConnection) iterator.next();
 						BlockingDeque<KLALBBlock> bdq=remoteTCPConnection.getSendDeque();
-						if(bdq.size()<1) {
+						if(bdq.size()<2) {
 							bdq.add(kb);
 							return;
 						}

src/org/kne/cloud/network/klalb/KLALBIPList.java

@@ -4,7 +4,9 @@ import java.io.File;
 import java.io.IOException;
 import java.io.PrintStream;
 import java.net.ConnectException;
+import java.net.InetSocketAddress;
 import java.net.Socket;
+import java.net.SocketAddress;
 import java.nio.file.Files;
 import java.nio.file.Paths;
 import java.util.Iterator;
@@ -17,8 +19,9 @@ public class KLALBIPList {
 		IPPort u=new IPPort(ipport);
 		TCPConnection tcpc=null;
 		try {
-		tcpc=new RemoteTCPConnection(null, new Socket(u.getIp(),u.getPort()));
-		tcpc.getDout().writeShort(59649);
+			Socket soc=new Socket();
+			soc.connect(new InetSocketAddress(u.getIp(),u.getPort()), Consts.CONNECT_TIMEOUT);
+		tcpc=new RemoteTCPConnection(null, soc);
 		tcpc.getDout().write(0);
 		tcpc.getDout().flush();
 		String json=tcpc.getDin().readUTF();

src/org/kne/cloud/network/klalb/KLALBServer.java

@@ -13,6 +13,7 @@ import java.util.List;
 import java.util.Map;
 import java.util.UUID;
 import java.util.WeakHashMap;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.Supplier;
 
 import org.kne.cloud.network.mport.IPPort;
@@ -21,7 +22,7 @@ import org.kne.cloud.network.mport.ThreadTool;
 
 public class KLALBServer {
 	
-	WeakHashMap<UUID, IOThreadManager> whm=new WeakHashMap<>();
+	Map<UUID, IOThreadManager> whm=new WeakHashMap<UUID, IOThreadManager>();
 	public KLALBServer(int port,Supplier<String> gjso) throws IOException {
 		TCPListener tcpl=new TCPListener(port);
 		tcpl.setCon((s)->{
@@ -30,10 +31,7 @@ public class KLALBServer {
 				//s.setSoTimeout(10000); 
 				tcc=new RemoteTCPConnection(null,s);
 				DataInputStream din=tcc.getDin();
-				int val=din.readShort()&0xffff;
-				if(val!=59649) {
-					return;
-				}
+				
 				int x=din.read();
 				if(x==0) {
 					String sj=gjso.get();
@@ -49,6 +47,7 @@ public class KLALBServer {
 				tcc.setTunnel(tll);
 				
 				UUID uid=new UUID(din.readLong(),din.readLong());
+				System.out.println(uid);
 				IOThreadManager  nx = null;
 				synchronized (tcpl) {
 				if(whm.containsKey(uid)) {
@@ -64,7 +63,7 @@ public class KLALBServer {
 								try {
 								n1.handleLocal(ltc, false);
 								}finally {
-									n1.close();
+									ltc.close();
 								}
 							}).start();
 						return true;

src/org/kne/cloud/network/klalb/OutputMetre.java

@@ -7,9 +7,10 @@ import java.util.concurrent.atomic.AtomicLong;
 public class OutputMetre extends OutputStream {
 
 	private OutputStream out;
-	private AtomicLong total=new AtomicLong(0);
-	public OutputMetre(OutputStream outputStream) {
+	private AtomicLong total;
+	public OutputMetre(OutputStream outputStream,AtomicLong v) {
 		this.out=outputStream;
+		this.total=v;
 	}
 
 	@Override
@@ -40,4 +41,6 @@ public class OutputMetre extends OutputStream {
 		out.close();
 	}
 
+	
+
 }

src/org/kne/cloud/network/klalb/RemoteTCPConnection.java

@@ -1,31 +1,67 @@
 package org.kne.cloud.network.klalb;
 
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.StreamCorruptedException;
 import java.net.Socket;
 import java.net.UnknownHostException;
+import java.util.Random;
 import java.util.UUID;
 import java.util.concurrent.BlockingDeque;
 import java.util.concurrent.LinkedBlockingDeque;
+import java.util.zip.GZIPInputStream;
+import java.util.zip.GZIPOutputStream;
 
 import org.kne.cloud.network.mport.IPPort;
+import org.kne.io.AddInputStream;
+import org.kne.io.AddOutputStream;
 
 public class RemoteTCPConnection extends TCPConnection {
 
 	public RemoteTCPConnection(Tunnel t) throws UnknownHostException, IOException {
 		this(t, t.connectClientSocket());
+		if (tunnel != null) {
+		t.getRtcs().add(this);
+		}
 	}
 	
 	@Override
 	protected void initIO() throws IOException {
-		dout = new DataOutputStream(new OutputMetre( connect.getOutputStream()));
-		din = new DataInputStream(new InputMetre(connect.getInputStream()));
+		
+	
+	}
+	protected void initIOs() throws IOException {
+		OutputStream outm=null;
+		InputStream inm=null;
+		if(tunnel!=null) {
+		outm = new OutputMetre( connect.getOutputStream(),tunnel.getOM());
+		inm = new InputMetre(connect.getInputStream(),tunnel.getIM());
+		}else {
+			outm=connect.getOutputStream();
+			inm=connect.getInputStream();
+		}
+		
+		new DataOutputStream(outm).writeShort(59649);//59649
+		outm.flush();
+			int val=new DataInputStream(inm).readShort()&0xffff;
+			if(val!=59649) {
+			throw new StreamCorruptedException();
+		}
+		
+		
+		dout = new DataOutputStream(new AddOutputStream(new BufferedOutputStream(outm)) );
+		din = new DataInputStream(new AddInputStream(new BufferedInputStream(inm)));
+	
 	}
-
 	public RemoteTCPConnection(Tunnel t, Socket s) throws UnknownHostException, IOException {
 		super(s);
-		this.tunnel = t;
+		tunnel=t;
+		initIOs();
 		s.setSoTimeout(Consts.SO_TIMEOUT);
 	}
 
@@ -52,11 +88,25 @@ public class RemoteTCPConnection extends TCPConnection {
 
 	}
 
+	@Override
+	public void close() {
+		if (tunnel != null) {
+		tunnel.getRtcs().remove(this);
+		}
+		super.close();
+	}
+
+	@Override
+	protected void finalize() throws Throwable {
+		if (tunnel != null) {
+		tunnel.getRtcs().remove(this);
+		}
+		super.finalize();
+	}
+
 	public void sendBlock(KLALBBlock data) throws IOException {
 		dout.writeLong(data.sn);
-		if(data.sn!=0) {
 		dout.writeLong(data.cuid);
-		}
 		dout.writeLong(data.number);
 		if (data.number > 0) {
 			if (data.data == null) {
@@ -83,17 +133,13 @@ public class RemoteTCPConnection extends TCPConnection {
 
 		dout.flush();
 
-		System.out.println("SEND:" + data);
+		//System.out.println("SEND:" + data);
 	}
 
 	public KLALBBlock receiveBlock() throws IOException {
 		KLALBBlock klb = new KLALBBlock();
 		klb.sn = din.readLong();
-		if(klb.sn!=0) {
 		klb.cuid = din.readLong();
-		}else {
-			klb.cuid=0;
-		}
 		klb.number = din.readLong();
 		if (klb.number > 0) {
 			int size = din.readInt();
@@ -119,7 +165,7 @@ public class RemoteTCPConnection extends TCPConnection {
 			klb.cacheused = din.readInt();
 		}
 
-		System.out.println("RECEIVE:" + klb);
+		//System.out.println("RECEIVE:" + klb);
 		return klb;
 	}
 
@@ -140,4 +186,5 @@ public class RemoteTCPConnection extends TCPConnection {
 	public BlockingDeque<KLALBBlock> getSendDeque() {
 		return sendDeque;
 	}
+
 }

src/org/kne/cloud/network/klalb/TListener.java

@@ -5,5 +5,5 @@ public interface TListener {
 	void setDelay(long delay);
 
 	void setState(boolean state);
-
+	void setTraffic(long up,long down,long ups,long downs) ;
 }

src/org/kne/cloud/network/klalb/TPanel.java

@@ -36,7 +36,7 @@ public class TPanel extends JPanel{
 		add(tname, BorderLayout.WEST);
 		
 		targ = new JLabel();
-		targ.setFont(new Font("ËÎÌå", Font.PLAIN, 14));
+		targ.setFont(new Font("ËÎÌå", Font.PLAIN, 13));
 		targ.setHorizontalAlignment(SwingConstants.TRAILING);
 		targ.setForeground(Color.YELLOW);
 		add(targ, BorderLayout.CENTER);
@@ -45,28 +45,39 @@ public class TPanel extends JPanel{
 		setSize(570, 30);
 		setPreferredSize(getSize());
 	}
-	private long up,down,delay;
+	private long up,down,ups,downs,delay;
 
-	public long getUp() {
-		return up;
-	}
-	public void setUp(long up) {
-		this.up = up;
-		targ.setText(up+"\u2191 "+down+"\u2193 "+delay/1000000+"ms");
-	}
-	public long getDown() {
-		return down;
-	}
-	public void setDown(long down) {
-		this.down = down;
-		targ.setText(up+"\u2191 "+down+"\u2193 "+delay/1000000+"ms");
-	}
 	public long getDelay() {
 		return delay;
 	}
 	public void setDelay(long delay) {
 		this.delay = delay;
-		targ.setText(up+"\u2191 "+down+"\u2193 "+delay/1000000+"ms");
+		updateText();
+	}
+	private void updateText() {
+		targ.setText(bytesUnit(up)+"\u2191 "+bytesUnit(down)+"\u2193 "+bytesUnit(ups)+"/s\u2191 "+bytesUnit(downs)+"/s\u2193 "+delay/1000000+"ms");
+	}
+	private String bytesUnit(long v) {
+		if(v>=1024L*1024*1024*1024*1024) {
+			return String.format("%.1f", v/(1024.0*1024.0*1024.0*1024.0*1024.0))+"PB";
+		}else if(v>=1024L*1024*1024*1024) {
+			return String.format("%.1f", v/(1024.0*1024.0*1024.0*1024.0))+"TB";
+		}else if(v>=1024L*1024*1024) {
+			return String.format("%.1f", v/(1024.0*1024.0*1024.0))+"GB";
+		}else if(v>=1024L*1024) {
+			return String.format("%.1f", v/(1024.0*1024.0))+"MB";
+		}else if(v>=1024L) {
+			return String.format("%.1f", v/(1024.0))+"KB";
+		}else  {
+			return v+"B";
+		}
+	}
+	public void setTraffic(long up2, long down2, long ups, long downs) {
+		up=up2;
+		down=down2;
+		this.ups=ups;
+		this.downs=downs;
+		updateText();
 	}
 	
 }

src/org/kne/cloud/network/klalb/Tunnel.java

@@ -5,16 +5,20 @@ import java.io.BufferedOutputStream;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.net.InetSocketAddress;
 import java.net.Socket;
 import java.net.UnknownHostException;
 import java.util.Iterator;
 import java.util.Map;
 import java.util.Map.Entry;
 import java.util.Objects;
+import java.util.Random;
 import java.util.Set;
+import java.util.Vector;
 import java.util.WeakHashMap;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.atomic.AtomicLong;
 
 import javax.naming.spi.Resolver;
 import javax.swing.JPanel;
@@ -71,7 +75,7 @@ public class Tunnel{
 	}
 
 	public String getIp() {
-		return getIpport().getIp().getHostAddress();
+		return getIpport().getIp();
 	}
 	public int getPort() {
 		return getIpport().getPort();
@@ -83,7 +87,8 @@ public class Tunnel{
 	}
 	public Socket connectClientSocket() throws UnknownHostException, IOException {
 		Socket socket=new Socket();
-		socket.connect(getIpport().getSocketAddress(), 10000);
+	//	socket.bind(new InetSocketAddress(new Random().nextInt(65535)+1));
+		socket.connect(getIpport().getSocketAddress(), Consts.CONNECT_TIMEOUT);
 		return socket;
 	}
 	
@@ -114,5 +119,28 @@ public class Tunnel{
 		this.ipport = ipport;
 	}
 	
+	private Vector<RemoteTCPConnection >rtcs=new Vector<>();
+
+	public Vector<RemoteTCPConnection> getRtcs() {
+		return rtcs;
+	}
 	
+	AtomicLong om=new AtomicLong(0);
+	AtomicLong im=new AtomicLong(0);
+	
+	long om1=0;
+	long im1=0;
+	
+	
+	public AtomicLong getOM() {
+		return om;
+	}
+	public AtomicLong getIM() {
+		return im;
+	}
+	public void updateTraffics(long timems) {
+		tlr.setTraffic(om.get(), im.get(), om.get()-om1, im.get()-im1);
+		om1=om.get();
+		im1=im.get();
+	}
 }

src/org/kne/cloud/network/mport/IPPort.java

@@ -9,11 +9,11 @@ import java.net.UnknownHostException;
 import java.util.Objects;
 
 public class IPPort implements Serializable{
-	private InetAddress ip;
+	private String ip;
 	private int port;
 	public IPPort(String ipport) throws UnknownHostException {
 		int index =ipport.lastIndexOf(":");
-		ip=InetAddress.getByName( ipport.substring(0,index));
+		ip=ipport.substring(0,index);
 		port=Integer.parseInt(ipport.substring(index+1));
 		
 	}
@@ -33,14 +33,14 @@ public class IPPort implements Serializable{
 		return Objects.equals(ip, other.ip) && port == other.port;
 	}
 	public IPPort(String ip2, int port2) throws UnknownHostException {
-		ip=InetAddress.getByName(ip2);
+		ip=ip2;
 		port=port2;
 	}
 	public IPPort(InetSocketAddress remoteSocketAddress) {
-		ip=remoteSocketAddress.getAddress();
+		ip=remoteSocketAddress.getAddress().getHostAddress();
 		port=remoteSocketAddress.getPort();
 	}
-	public InetAddress getIp() {
+	public String getIp() {
 		return ip;
 	}
 	public int getPort() {
@@ -48,10 +48,10 @@ public class IPPort implements Serializable{
 	}
 	@Override
 	public String toString() {
-		if(ip instanceof Inet6Address) {
-			return "["+ip.getHostAddress()+"]:"+port;
+		if(ip.contains(":")) {
+			return "["+ip+"]:"+port;
 		}
-		return ip.getHostAddress()+":"+port;
+		return ip+":"+port;
 	}
 	public SocketAddress getSocketAddress() {
 		return new InetSocketAddress(ip, port);

src/org/kne/cloud/network/mport/PortRelay.java

@@ -38,8 +38,8 @@ public class PortRelay {
 			se = ServiceElement.getbyproc(services, n);
 			InetSocketAddress sa=(InetSocketAddress) s.getRemoteSocketAddress();
 			System.out.println(sa.getAddress().getHostAddress() + ":" + port
-					+ "-" + se.protocol + "(" + n + ")->" + se.ipport.getIp().getHostAddress() + ":" + se.ipport.getPort());
-			sl.connect(new InetSocketAddress(se.ipport.getIp().getHostAddress(), se.ipport.getPort()));
+					+ "-" + se.protocol + "(" + n + ")->" + se.ipport.getIp() + ":" + se.ipport.getPort());
+			sl.connect(new InetSocketAddress(se.ipport.getIp(), se.ipport.getPort()));
 			final DataInputStream xdinl=new DataInputStream(sl.getInputStream());
 			dinl=xdinl;
 			final DataOutputStream xdoutl =new DataOutputStream(sl.getOutputStream());

src/org/kne/io/AddInputStream.java

@@ -0,0 +1,42 @@
+package org.kne.io;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.util.Arrays;
+
+public final class AddInputStream extends InputStream {
+
+	volatile byte out = 0;
+	private InputStream in;
+
+	@Override
+	public int read() throws IOException {
+		int read = in.read();
+		if (read==-1) {
+			return -1;
+		}
+		out = (byte) (out+(byte) read);
+		return out&0xff;
+	}
+
+	@Override
+	public void close() throws IOException {
+		in.close();
+	}
+
+	public AddInputStream(InputStream in) {
+		super();
+		this.in = in;
+	}
+
+	public void read(byte[][] e) throws IOException {
+		for (int y = 0; y<e.length; y++) {
+			byte tmp[] = e[y];
+
+			for (int x = 0; x<tmp.length; x++) {
+				tmp[x] = (byte) read();
+			}
+		}
+	}
+
+}

src/org/kne/io/AddOutputStream.java

@@ -0,0 +1,41 @@
+package org.kne.io;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.Arrays;
+
+public class AddOutputStream extends OutputStream {
+	volatile byte out=0;
+	private OutputStream o;
+	
+	@Override
+	public void close() throws IOException {
+		o.close();
+	}
+
+	@Override
+	public void flush() throws IOException {
+		
+		o.flush();
+	}
+
+	public AddOutputStream(OutputStream o) {
+		super();
+		this.o = o;
+	}
+
+	@Override
+	public void write(int b) throws IOException {
+		o.write((((byte)b)-out)&0xff);
+		out=(byte) b;
+	}
+	public void write(byte[][]e) throws IOException{
+		for (int y = 0; y < e.length; y++) {
+			byte tmp[]=e[y];
+			//System.out.println(Arrays.toString(tmp));
+			for (int x = 0; x < tmp.length; x++) {
+				write(tmp[x]&0xFF);
+			}
+		}
+	}
+}