From 3ba63dde6ef773602a6c8ffa11d034a59a73f057 Mon Sep 17 00:00:00 2001
From: UbitUmarov <ajlduarte@sapo.pt>
Date: Tue, 13 Jun 2017 12:17:39 +0100
Subject: [PATCH] udp is not tcp. If mono versions have bronke udp sento,
 better update, also having 300 threads because object select is not funny

---
 .../ClientStack/Linden/UDP/LLClientView.cs    |  4 ++--
 .../ClientStack/Linden/UDP/LLUDPServer.cs     |  6 +++--
 .../ClientStack/Linden/UDP/OpenSimUDPBase.cs  | 22 ++++++++++++++++++-
 3 files changed, 27 insertions(+), 5 deletions(-)

diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
index 1091078243..f13b2592ad 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLClientView.cs
@@ -6036,8 +6036,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             AddLocalPacketHandler(PacketType.ObjectExtraParams, HandleObjectExtraParams);
             AddLocalPacketHandler(PacketType.ObjectDuplicate, HandleObjectDuplicate);
             AddLocalPacketHandler(PacketType.RequestMultipleObjects, HandleRequestMultipleObjects);
-            AddLocalPacketHandler(PacketType.ObjectSelect, HandleObjectSelect);
-            AddLocalPacketHandler(PacketType.ObjectDeselect, HandleObjectDeselect);
+            AddLocalPacketHandler(PacketType.ObjectSelect, HandleObjectSelect, true, true);
+            AddLocalPacketHandler(PacketType.ObjectDeselect, HandleObjectDeselect, true, true);
             AddLocalPacketHandler(PacketType.ObjectPosition, HandleObjectPosition);
             AddLocalPacketHandler(PacketType.ObjectScale, HandleObjectScale);
             AddLocalPacketHandler(PacketType.ObjectRotation, HandleObjectRotation);
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
index 9aa184514d..171e1cf5a0 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/LLUDPServer.cs
@@ -1222,7 +1222,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                     outgoingPacket.SequenceNumber, isReliable, isResend, udpClient.AgentID, Scene.Name);
 
             // Put the UDP payload on the wire
-            AsyncBeginSend(buffer);
+//            AsyncBeginSend(buffer);
+            SyncSend(buffer);
 
             // Keep track of when this packet was sent out (right now)
             outgoingPacket.TickCount = Environment.TickCount & Int32.MaxValue;
@@ -1907,7 +1908,8 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
             Buffer.BlockCopy(packetData, 0, buffer.Data, 0, length);
 
-            AsyncBeginSend(buffer);
+//            AsyncBeginSend(buffer);
+            SyncSend(buffer);
         }
 
         protected bool IsClientAuthorized(UseCircuitCodePacket useCircuitCode, out AuthenticateResponse sessionInfo)
diff --git a/OpenSim/Region/ClientStack/Linden/UDP/OpenSimUDPBase.cs b/OpenSim/Region/ClientStack/Linden/UDP/OpenSimUDPBase.cs
index c360f43480..8dd96d65d6 100644
--- a/OpenSim/Region/ClientStack/Linden/UDP/OpenSimUDPBase.cs
+++ b/OpenSim/Region/ClientStack/Linden/UDP/OpenSimUDPBase.cs
@@ -487,7 +487,7 @@ namespace OpenMetaverse
                 }
                 catch (SocketException) { }
                 catch (ObjectDisposedException) { }
-//            }
+ //           }
         }
 
         void AsyncEndSend(IAsyncResult result)
@@ -502,5 +502,25 @@ namespace OpenMetaverse
             catch (SocketException) { }
             catch (ObjectDisposedException) { }
         }
+
+        public void SyncSend(UDPPacketBuffer buf)
+        {
+            try
+            {
+                m_udpSocket.SendTo(
+                    buf.Data,
+                    0,
+                    buf.DataLength,
+                    SocketFlags.None,
+                    buf.RemoteEndPoint
+                    );
+                 UdpSends++;
+            }
+            catch (SocketException e)
+            {
+                m_log.Warn("[UDPBASE]: sync send SocketException {0} " + e.Message);
+            }
+            catch (ObjectDisposedException) { }
+        }
     }
 }