From 75a3124c7099425b5cf856898740c1ba6d57937b Mon Sep 17 00:00:00 2001
From: fcolin
Date: Thu, 1 Feb 2007 09:50:54 +0000
Subject:  Utilisateur : Fcolin       Date :  1/12/05   Heure : 17:47 Créé
 Commentaire:  (vss 1)

---
 CSharp/Ivy/Ivy/IvyUDPStreamV3.cs | 76 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 CSharp/Ivy/Ivy/IvyUDPStreamV3.cs

(limited to 'CSharp')

diff --git a/CSharp/Ivy/Ivy/IvyUDPStreamV3.cs b/CSharp/Ivy/Ivy/IvyUDPStreamV3.cs
new file mode 100644
index 0000000..0711f07
--- /dev/null
+++ b/CSharp/Ivy/Ivy/IvyUDPStreamV3.cs
@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.Net;
+using System.Net.Sockets;
+using System.IO;
+
+namespace IvyBus
+{
+    class IvyUDPStreamV3
+    {
+        Socket socket;
+        StreamReader input;
+        StreamWriter output;
+        byte[] buffer;
+        MemoryStream out_stream;
+        MemoryStream in_stream;
+
+        /// the protocol version number
+        internal const int PROCOCOLVERSION = 3;
+
+        public IvyUDPStreamV3(Socket _socket)
+        {
+            socket = _socket;
+            buffer = new byte[4096];
+            in_stream = new MemoryStream(buffer);
+            input = new StreamReader(in_stream, Encoding.ASCII);
+            out_stream = new MemoryStream();
+            output = new StreamWriter(out_stream, Encoding.ASCII);
+        }
+        /*
+         * message Syntax:
+         * this is a binary formated message use of network representation
+         * 
+         * message Format:
+                protocol_version, TCP server port , lenAppId, appId,  lenAppNameId, appName
+         */
+
+        internal void receiveMsg(out IPEndPoint remote, out int version, out int port, out string appId, out string appName)
+        {
+            int len;
+            IPEndPoint remoteEP = new IPEndPoint(IPAddress.Any, 0);
+            EndPoint tempRemoteEP = (EndPoint)remoteEP;
+            remoteEP = null;
+            len = socket.ReceiveFrom(buffer, ref tempRemoteEP);
+            remote = (IPEndPoint)tempRemoteEP;
+            in_stream.Position = 0;
+            version = input.ReadUInt16();
+            port = input.ReadUInt16();
+            int lenAppId = input.ReadUInt16();
+            appId = input.ReadChars(lenAppId);
+            int lenAppName = input.ReadUInt16();
+            appName = new String(input.ReadChars(lenAppName));
+
+        }
+
+        internal void sendMsg(IPEndPoint EPhost, int port, string appId, string appName)
+        {
+            String.Format()
+            output.Write((ushort)IPAddress.HostToNetworkOrder((short)(PROCOCOLVERSION)));
+            output.Write((ushort)IPAddress.HostToNetworkOrder((short)port));
+            output.Write((ushort)IPAddress.HostToNetworkOrder((short)appId.Length));
+            output.Write(appId.ToCharArray());
+            output.Write((ushort)IPAddress.HostToNetworkOrder((short)appName.Length));
+            output.Write(appName.ToCharArray());
+            output.Flush();
+
+            byte[] hellob = out_stream.GetBuffer();
+            socket.SendTo(hellob, (int)out_stream.Length, 0, EPhost);
+        }
+        internal void Close()
+        {
+            socket.Close();
+        }
+    }
+}
-- 
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