From 1e9a66cbaae97759c5c4e936664b5cc7a4feca89 Mon Sep 17 00:00:00 2001
From: Tedd Hansen
Date: Sat, 12 Jan 2008 00:48:58 +0000
Subject: ScriptServer communication protocol (v1), primitive RPC-like TCP
 client/server

---
 .../Region/ScriptEngine/Common/TRPC/TCPClient.cs   | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 OpenSim/Region/ScriptEngine/Common/TRPC/TCPClient.cs

(limited to 'OpenSim/Region/ScriptEngine/Common/TRPC/TCPClient.cs')

diff --git a/OpenSim/Region/ScriptEngine/Common/TRPC/TCPClient.cs b/OpenSim/Region/ScriptEngine/Common/TRPC/TCPClient.cs
new file mode 100644
index 0000000..3230614
--- /dev/null
+++ b/OpenSim/Region/ScriptEngine/Common/TRPC/TCPClient.cs
@@ -0,0 +1,109 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+
+namespace OpenSim.Region.ScriptEngine.Common.TRPC
+{
+    public class TCPClient: TCPCommon.ClientInterface
+    {
+
+        public TCPClient()
+        {
+        }
+        private readonly Dictionary<int, TCPSocket> Clients = new Dictionary<int, TCPSocket>();
+        private int ClientCount = 0;
+
+
+        public event TCPCommon.ClientConnectedDelegate ClientConnected;
+        public event TCPCommon.DataReceivedDelegate DataReceived;
+        public event TCPCommon.DataSentDelegate DataSent;
+        public event TCPCommon.CloseDelegate Close;
+        public event TCPCommon.ConnectErrorDelegate ConnectError;
+
+
+        /// <summary>
+        /// Creates client connection
+        /// </summary>
+        public void Connect(string RemoteHost, int RemotePort)
+        {
+            Socket newsock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
+            IPEndPoint ipe = new IPEndPoint(IPAddress.Parse(RemoteHost), RemotePort);
+            newsock.BeginConnect(ipe, new AsyncCallback(asyncConnected), newsock);
+
+
+        }
+
+        public void Disconnect(int ID)
+        {
+            Clients[ID].Disconnect();
+        }
+
+        void asyncConnected(IAsyncResult iar)
+        {
+            Socket client = (Socket)iar.AsyncState;
+            try
+            {
+                client.EndConnect(iar);
+
+
+                int id = ClientCount++;
+                TCPSocket S = new TCPSocket(id, client);
+
+                // Add to dictionary
+                Clients.Add(id, S);
+
+                // Add event handlers
+                S.Close += new TCPSocket.CloseDelegate(S_Close);
+                S.DataReceived += new TCPSocket.DataReceivedDelegate(S_DataReceived);
+                S.DataSent += new TCPSocket.DataSentDelegate(S_DataSent);
+
+                // Start it
+                S.Start();
+
+                Debug.WriteLine("Connection established: " + client.RemoteEndPoint.ToString());
+
+                // Fire Connected-event
+                if (ClientConnected != null)
+                    ClientConnected(id, client.RemoteEndPoint);
+
+            }
+            catch (SocketException sex)
+            {
+                if (ConnectError != null)
+                    ConnectError(sex.Message);
+            }
+        }
+
+
+
+
+        void S_DataSent(int ID, int length)
+        {
+            if (DataSent != null)
+                DataSent(ID, length);
+        }
+
+        void S_DataReceived(int ID, byte[] data, int offset, int length)
+        {
+            if (DataReceived != null)
+                DataReceived(ID, data, offset, length);
+        }
+
+        void S_Close(int ID)
+        {
+            if (Close != null)
+                Close(ID);
+            Clients.Remove(ID);
+        }
+
+        public void Send(int clientID, byte[] data, int offset, int len)
+        {
+            Clients[clientID].Send(clientID, data, offset, len);
+        }
+
+
+    }
+}
\ No newline at end of file
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