92 lines
3.2 KiB
C#
92 lines
3.2 KiB
C#
using Godot;
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using Network.PacketHandling;
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using Network.Syncing;
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using System.Threading;
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using Thread = System.Threading.Thread;
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namespace Network {
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public abstract class Peer : Object {
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private static PacketPeerUDP PacketPeer;
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private static Peer Singleton;
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public readonly bool IsServer;
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private Protocol Protocol;
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private int LastConnectionSended = -1;
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private Thread ListenerThread;
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public ConnectionList ConnectionList;
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public PacketDistributor PacketDistributor;
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public Peer(PacketPeerUDP packetPeer, bool isServer) {
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PacketPeer = packetPeer;
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IsServer = isServer;
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ConnectionList = new ConnectionList(this);
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PacketDistributor = new PacketDistributor(this, 2);
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}
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public void Update(float delta) {
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PacketDistributor.Update(delta);
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Process(delta);
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}
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public abstract void Initialize(string address, int port);
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public abstract void Process(float delta);
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public abstract void Connected(Connection conn);
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public void SendBuffer(PacketBuffer packetBuffer, Connection to) {
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if (LastConnectionSended != to.ID) {
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PacketPeer.SetDestAddress(to.Address, to.Port);
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LastConnectionSended = to.ID;
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}
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PacketPeer.PutPacket(packetBuffer.ByteBuffer);
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}
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public bool StartListening(int port, string address = "*") {
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if (PacketPeer.IsListening() || ListenerThread != null) {
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GD.printerr("The Peer is already listening or the thread is active!");
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return false;
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}
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Singleton = this;
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PacketPeer.Listen(port, address);
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ThreadStart ChildRef = new ThreadStart(ListenerThreadMethod);
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ListenerThread = new Thread(ChildRef);
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ListenerThread.Start();
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return true;
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}
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private static void ListenerThreadMethod() {
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GD.print("Started Listener Thread.");
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while (true) {
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PacketPeer.Wait();
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byte[] Buffer = PacketPeer.GetPacket();
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string Address = PacketPeer.GetPacketIp();
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int Port = PacketPeer.GetPacketPort();
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PacketBuffer PB = PacketBuffer.FromByteBuffer(Buffer);
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if (PB.Length > PacketBuffer.SignatureBytes.Length) {
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bool Confirmed = true;
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foreach (byte B in PacketBuffer.SignatureBytes) {
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if (PB.Read() != B) {
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// Ignore packet, confirmation bytes don't match up.
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Confirmed = false;
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break;
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}
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}
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if (Confirmed) {
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Connection conn = new Connection(Address, Port);
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Singleton.ConnectionList.AddConnection(conn);
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Singleton.PacketDistributor.AddHandler(conn);
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Singleton.PacketDistributor.HandleRawPacket(PB, Singleton.ConnectionList.GetOriginal(conn));
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}
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}
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}
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}
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}
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} |