From eaff580abe080add12d294f20c11dd5efdbed288 Mon Sep 17 00:00:00 2001
From: Melanie Thielker <melanie@t-data.com>
Date: Fri, 8 Aug 2008 11:04:24 +0000
Subject: [PATCH] Patch #9160 Refactor proxy encode/decode methods out of the
 PacketPool into their own class.

---
 OpenSim/Framework/PacketPool.cs               | 41 +------------------
 .../ClientStack/LindenUDP/LLUDPServer.cs      |  4 +-
 .../3Di/RegionProxy/RegionProxyPlugin.cs      |  4 +-
 3 files changed, 5 insertions(+), 44 deletions(-)

diff --git a/OpenSim/Framework/PacketPool.cs b/OpenSim/Framework/PacketPool.cs
index 4e71d5ec79..acd14258cc 100644
--- a/OpenSim/Framework/PacketPool.cs
+++ b/OpenSim/Framework/PacketPool.cs
@@ -48,45 +48,6 @@ namespace OpenSim.Framework
             get { return instance; }
         }
 
-        public static void EncodeProxyMessage(byte[] bytes, ref int numBytes, EndPoint trueEP)
-        {
-            if (numBytes > 4090) // max UPD size = 4096
-            {
-                throw new Exception("ERROR: No space to encode the proxy EP");
-            }
-
-            ushort port = (ushort) ((IPEndPoint) trueEP).Port;
-            bytes[numBytes++] = (byte) (port % 256);
-            bytes[numBytes++] = (byte) (port / 256);
-
-            foreach (byte b in ((IPEndPoint) trueEP).Address.GetAddressBytes())
-            {
-                bytes[numBytes++] = b;
-            }
-
-            int x = numBytes;
-
-            DecodeProxyMessage(bytes, ref numBytes);
-
-            numBytes = x;
-        }
-
-        public static EndPoint DecodeProxyMessage(byte[] bytes, ref int numBytes)
-        {
-            // IPv4 Only
-            byte[] addr = new byte[4];
-
-            addr[3] = bytes[--numBytes];
-            addr[2] = bytes[--numBytes];
-            addr[1] = bytes[--numBytes];
-            addr[0] = bytes[--numBytes];
-
-            ushort port = (ushort) (bytes[--numBytes] * 256);
-            port += (ushort) bytes[--numBytes];
-
-            return (EndPoint) new IPEndPoint(new IPAddress(addr), (int) port);
-        }
-
         public Packet GetPacket(PacketType type)
         {
             Packet packet;
@@ -175,4 +136,4 @@ namespace OpenSim.Framework
             */
         }
     }
-}
\ No newline at end of file
+}
diff --git a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
index 41a3197585..b08b59de26 100644
--- a/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/LindenUDP/LLUDPServer.cs
@@ -259,7 +259,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             epProxy = epSender;
             if (proxyPortOffset != 0)
             {
-                epSender = PacketPool.DecodeProxyMessage(RecvBuffer, ref numBytes);
+                epSender = ProxyCodec.DecodeProxyMessage(RecvBuffer, ref numBytes);
             }
 
             int packetEnd = numBytes - 1;
@@ -463,7 +463,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 if (proxyPortOffset != 0)
                 {
                     //MainLog.Instance.Verbose("UDPSERVER", "SendPacketTo proxy " + proxyCircuits[circuitcode].ToString() + ": client " + sendto.ToString());
-                    PacketPool.EncodeProxyMessage(buffer, ref size, sendto);
+                    ProxyCodec.EncodeProxyMessage(buffer, ref size, sendto);
                     m_socket.SendTo(buffer, size, flags, proxyCircuits[circuitcode]);
                 }
                 else
diff --git a/ThirdParty/3Di/RegionProxy/RegionProxyPlugin.cs b/ThirdParty/3Di/RegionProxy/RegionProxyPlugin.cs
index a3108f69f1..7eefcf5e0a 100644
--- a/ThirdParty/3Di/RegionProxy/RegionProxyPlugin.cs
+++ b/ThirdParty/3Di/RegionProxy/RegionProxyPlugin.cs
@@ -404,7 +404,7 @@ namespace OpenSim.ApplicationPlugins.RegionProxy
             {
                 try
                 {
-                    client = PacketPool.DecodeProxyMessage(buffer, ref numBytes);
+                    client = ProxyCodec.DecodeProxyMessage(buffer, ref numBytes);
                     try
                     {
                         // This message comes from a region object, forward it to the its client
@@ -432,7 +432,7 @@ namespace OpenSim.ApplicationPlugins.RegionProxy
             else
             {
                 // This message comes from a client object, forward it to the the region(s)
-                PacketPool.EncodeProxyMessage(buffer, ref numBytes, senderEP);
+                ProxyCodec.EncodeProxyMessage(buffer, ref numBytes, senderEP);
                 ProxyMap.RegionData rd = proxy_map.GetRegionData(sd.clientEP);
                 foreach (EndPoint region in rd.regions)
                 {