Add project files.

Esiur/Net/Sockets/WSSocket.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Net.Sockets;
+using System.Net;
+using Esiur.Net.Packets;
+using Esiur.Misc;
+using System.IO;
+using Esiur.Engine;
+using Esiur.Resource;
+
+namespace Esiur.Net.Sockets
+{
+    public class WSSocket : ISocket
+    {
+        WebsocketPacket pkt_receive = new WebsocketPacket();
+        WebsocketPacket pkt_send = new WebsocketPacket();
+
+        ISocket sock;
+        NetworkBuffer receiveNetworkBuffer = new NetworkBuffer();
+        object sendLock = new object();
+
+        public event ISocketReceiveEvent OnReceive;
+        public event ISocketConnectEvent OnConnect;
+        public event ISocketCloseEvent OnClose;
+        public event DestroyedEvent OnDestroy;
+
+        long totalSent, totalReceived;
+
+        public IPEndPoint LocalEndPoint
+        {
+            get { return (IPEndPoint)sock.LocalEndPoint; }
+        }
+
+  
+        
+    public IPEndPoint RemoteEndPoint
+    {
+        get { return sock.RemoteEndPoint; }
+    }
+    
+
+        public SocketState State
+        {
+            get
+            {
+                return sock.State;
+            }
+        }
+
+ 
+        public WSSocket(ISocket socket)
+        {
+            pkt_send.FIN = true;
+            pkt_send.Mask = false;
+            pkt_send.Opcode = WebsocketPacket.WSOpcode.BinaryFrame;
+            sock = socket;
+            sock.OnClose += Sock_OnClose;
+            sock.OnConnect += Sock_OnConnect;
+            sock.OnReceive += Sock_OnReceive;
+        }
+
+        private void Sock_OnReceive(NetworkBuffer buffer)
+        {
+
+            if (sock.State == SocketState.Closed || sock.State == SocketState.Terminated)
+                return;
+
+            if (buffer.Protected)
+                return;
+
+            var msg = buffer.Read();
+
+            var wsPacketLength = pkt_receive.Parse(msg, 0, (uint)msg.Length);
+
+            if (wsPacketLength < 0)
+            {
+                buffer.Protect(msg, 0, (uint)msg.Length + (uint)-wsPacketLength);
+                return;
+            }
+
+            uint offset = 0;
+
+            while (wsPacketLength > 0)
+            {
+                if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.ConnectionClose)
+                {
+                    Close();
+                    return;
+                }
+                else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.Ping)
+                {
+                    var pkt_pong = new WebsocketPacket();
+
+                    pkt_pong.FIN = true;
+                    pkt_pong.Mask = false;
+                    pkt_pong.Opcode = WebsocketPacket.WSOpcode.Pong;
+                    pkt_pong.Message = pkt_receive.Message;
+                    offset += (uint)wsPacketLength;
+
+                    Send(pkt_pong);
+                }
+                else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.Pong)
+                {
+                    offset += (uint)wsPacketLength;
+                }
+                else if (pkt_receive.Opcode == WebsocketPacket.WSOpcode.BinaryFrame
+                        || pkt_receive.Opcode == WebsocketPacket.WSOpcode.TextFrame
+                        || pkt_receive.Opcode == WebsocketPacket.WSOpcode.ContinuationFrame)
+                {
+                    totalReceived += pkt_receive.Message.Length;
+                    //Console.WriteLine("RX " + pkt_receive.Message.Length + "/" + totalReceived);// + " " + DC.ToHex(message, 0, (uint)size));
+
+                    receiveNetworkBuffer.Write(pkt_receive.Message);
+                    offset += (uint)wsPacketLength;
+                }
+                else
+                    Console.WriteLine("Unknown WS opcode:" + pkt_receive.Opcode);
+
+                if (offset == msg.Length)
+                {
+                    OnReceive?.Invoke(receiveNetworkBuffer);
+                    return;
+                }
+
+                wsPacketLength = pkt_receive.Parse(msg, offset, (uint)msg.Length);
+            }
+
+            if (wsPacketLength < 0)//(offset < msg.Length) && (offset > 0))
+            {
+                //receiveNetworkBuffer.HoldFor(msg, offset, (uint)(msg.Length - offset), (uint)msg.Length + (uint)-wsPacketLength);
+                // save the incomplete packet to the heldBuffer queue
+
+                receiveNetworkBuffer.HoldFor(msg, offset, (uint)(msg.Length - offset), (uint)(msg.Length - offset) + (uint)-wsPacketLength);
+
+            }
+
+            OnReceive?.Invoke(receiveNetworkBuffer);
+        }
+
+        private void Sock_OnConnect()
+        {
+            OnConnect?.Invoke();
+        }
+
+        private void Sock_OnClose()
+        {
+            OnClose?.Invoke();
+        }
+
+        public void Send(WebsocketPacket packet)
+        {
+            lock(sendLock)
+                if (packet.Compose())
+                    sock.Send(packet.Data);
+        }
+
+        public void Send(byte[] message)
+        {
+            lock(sendLock)
+            {
+                totalSent += message.Length;
+                //Console.WriteLine("TX " + message.Length +"/"+totalSent);// + " " + DC.ToHex(message, 0, (uint)size));
+
+                pkt_send.Message = message;
+                if (pkt_send.Compose())
+                    sock.Send(pkt_send.Data);
+            }
+        }
+
+        
+        public void Send(byte[] message, int offset, int size)
+        {
+            lock (sendLock)
+            {
+                totalSent += size;
+                //Console.WriteLine("TX " + size + "/"+totalSent);// + " " + DC.ToHex(message, 0, (uint)size));
+
+                pkt_send.Message = new byte[size];
+                Buffer.BlockCopy(message, offset, pkt_send.Message, 0, size);
+                if (pkt_send.Compose())
+                    sock.Send(pkt_send.Data);
+            }
+        }
+
+
+        public void Close()
+        {
+            sock.Close();
+        }
+
+        public bool Connect(string hostname, ushort port)
+        {
+            throw new NotImplementedException();
+        }
+
+ 
+        public bool Begin()
+        {
+            return sock.Begin();
+        }
+
+        public bool Trigger(ResourceTrigger trigger)
+        {
+            return true;
+        }
+
+        public void Destroy()
+        {
+            Close();
+            OnDestroy?.Invoke(this);
+        }
+
+        public AsyncReply<ISocket> Accept()
+        {
+            throw new NotImplementedException();
+        }
+    }
+}