82 lines
2.8 KiB
Java
82 lines
2.8 KiB
Java
/*******************************************************************************
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* Copyright (c) 2017 Ash (QuarkTheAwesome) & Maschell
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*******************************************************************************/
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package net.ash.HIDToVPADNetworkClient.network;
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import java.io.ByteArrayOutputStream;
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import java.io.DataOutputStream;
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import java.net.DatagramPacket;
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import java.net.DatagramSocket;
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import java.net.InetAddress;
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import java.util.HashMap;
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import net.ash.HIDToVPADNetworkClient.controller.Controller;
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import net.ash.HIDToVPADNetworkClient.controller.ControllerData;
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public class UDPClient {
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private DatagramSocket sock;
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private InetAddress host;
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private ByteArrayOutputStream outBytes;
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private DataOutputStream out;
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public UDPClient() {
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outBytes = new ByteArrayOutputStream();
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out = new DataOutputStream(outBytes);
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}
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public void connect(String ip) throws Exception {
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sock = new DatagramSocket();
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host = InetAddress.getByName(ip);
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}
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public void send(HashMap<Integer, Controller> controllers) throws Exception {
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out.writeByte(Protocol.UDP_CMD_DATA);
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out.writeByte((byte)(controllers.size() & 0xFF));
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for (Controller c : controllers.values()) {
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out.writeInt(c.getHandle());
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out.writeShort(c.getDeviceSlot());
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out.writeByte(c.getPadSlot());
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ControllerData d = c.getLatestData();
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try {
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out.writeInt(d.getData().length);
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out.write(d.getData(), 0, d.getData().length);
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} catch (NullPointerException e) {
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out.writeInt(1);
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out.writeByte(0x00);
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}
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}
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out.flush();
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byte[] payload = outBytes.toByteArray();
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DatagramPacket packet = new DatagramPacket(payload, payload.length, host, Protocol.UDP_PORT);
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sock.send(packet);
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//System.out.println(Arrays.toString(payload)); //XXX debug text
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outBytes.reset();
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}
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}
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