1 files changed, 6 insertions, 1 deletions

diff --git a/OpenSim/Region/Framework/Interfaces/IMessageTransferModule.cs b/OpenSim/Region/Framework/Interfaces/IMessageTransferModule.cs
index 40c224d..51ac37c 100644
--- a/OpenSim/Region/Framework/Interfaces/IMessageTransferModule.cs
+++ b/OpenSim/Region/Framework/Interfaces/IMessageTransferModule.cs
@@ -25,14 +25,19 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
+using System;
 using OpenSim.Framework;
 
 namespace OpenSim.Region.Framework.Interfaces
 {
     public delegate void MessageResultNotification(bool success);
-   
+    public delegate bool MessageFilterDelegate(GridInstantMessage im);
+    
     public interface IMessageTransferModule
     {
         void SendInstantMessage(GridInstantMessage im, MessageResultNotification result);
+
+        void RegisterMessageFilter(Byte dialog, bool always, MessageFilterDelegate fn);
+        void DeregisterMessageFilter(Byte dialog, MessageFilterDelegate fn);
     }
 }