/**
 * 
 * Copyright 2013 Paul Scherrer Institute. All rights reserved.
 * 
 * This code is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License as published by the Free
 * Software Foundation, either version 3 of the License, or (at your option) any
 * later version.
 * 
 * This code is distributed in the hope that it will be useful, but without any
 * warranty; without even the implied warranty of merchantability or fitness for
 * a particular purpose. See the GNU Lesser General Public License for more
 * details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this code. If not, see <http://www.gnu.org/licenses/>.
 * 
 */
package ch.psi.fdaq;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.Socket;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;

/**
 * Simple socket client to connect to the fdaq black box.
 * @author ebner
 * 
 */
public class SocketClient {

	/**
	 * Requires connection to:
	 * ssh -L9999:mchip015:2233 x10da-gw
	 * 
	 * @param args
	 * @throws IOException 
	 * @throws InterruptedException 
	 */
	public static void main(String[] args) throws IOException, InterruptedException {

//		Socket echoSocket = new Socket("localhost", 9999);
		Socket echoSocket = new Socket("mchip015", 2233);
		DataOutputStream out = new DataOutputStream(echoSocket.getOutputStream());
		DataInputStream in = new DataInputStream(echoSocket.getInputStream());

		int nMessages = 100;
		
//		struct fdaqbloc_in {int fnum;int nsample;};
		ByteBuffer bytebuffer = ByteBuffer.allocate(2*4); // 2 times Integers
        bytebuffer.order(ByteOrder.LITTLE_ENDIAN);
        bytebuffer.putInt(26);
        bytebuffer.putInt(nMessages);
        out.write(bytebuffer.array());
		out.flush();


		
		for (int t=0;t<nMessages;t++) {
//			struct fdaqbloc_out {int trigindex;int adc1reg;int adc2reg;int encoder;};
			ByteBuffer buffer = ByteBuffer.allocate(4*4); // 4 times Integers
			buffer.order(ByteOrder.LITTLE_ENDIAN);
			int r = in.read(buffer.array());
			if(r == -1){
				break;
			}

			int a = buffer.getInt();
			int b = buffer.getInt();
			int b1 = b&0xffff;
			int b2 = (b>>16)&0xffff;
			int c = buffer.getInt();
			int c1 = c&0xffff;
			int c2 = (c>>16)&0xffff;
			int d = buffer.getInt();
			
			System.out.println(a+ " " +b1+ " " +b2+ " " + c1+ " " +c2+ " " +d );
		}

		out.close();
		in.close();
		echoSocket.close();
	}
}