diff --git a/lib/csharp/src/Protocol/TCompactProtocol.cs b/lib/csharp/src/Protocol/TCompactProtocol.cs
index 6e8cafd..a498577 100644
--- a/lib/csharp/src/Protocol/TCompactProtocol.cs
+++ b/lib/csharp/src/Protocol/TCompactProtocol.cs
@@ -442,7 +442,7 @@
          */
         private ulong longToZigzag(long n)
         {
-            return (ulong)(((ulong)n << 1) ^ ((ulong)n >> 63));
+            return (ulong)(n << 1) ^ (ulong)(n >> 63);
         }
 
         /**
@@ -451,7 +451,7 @@
          */
         private uint intToZigZag(int n)
         {
-            return (uint)(((uint)n << 1) ^ ((uint)n >> 31));
+            return (uint)(n << 1) ^ (uint)(n >> 31);
         }
 
         /**
diff --git a/lib/csharp/src/Thrift.sln b/lib/csharp/src/Thrift.sln
index ee0a3e7..5c210a5 100644
--- a/lib/csharp/src/Thrift.sln
+++ b/lib/csharp/src/Thrift.sln
@@ -1,38 +1,35 @@
-﻿
-Microsoft Visual Studio Solution File, Format Version 11.00
-# Visual Studio 2010
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Thrift", "Thrift.csproj", "{499EB63C-D74C-47E8-AE48-A2FC94538E9D}"
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ThriftTest", "..\test\ThriftTest\ThriftTest.csproj", "{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}"
-	ProjectSection(ProjectDependencies) = postProject
-		{499EB63C-D74C-47E8-AE48-A2FC94538E9D} = {499EB63C-D74C-47E8-AE48-A2FC94538E9D}
-	EndProjectSection
-EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ThriftMSBuildTask", "..\ThriftMSBuildTask\ThriftMSBuildTask.csproj", "{EC0A0231-66EA-4593-A792-C6CA3BB8668E}"
-EndProject
-Global
-	GlobalSection(SolutionConfigurationPlatforms) = preSolution
-		Debug|Any CPU = Debug|Any CPU
-		Release|Any CPU = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Release|Any CPU.Build.0 = Release|Any CPU
-		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Release|Any CPU.Build.0 = Release|Any CPU
-		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Release|Any CPU.Build.0 = Release|Any CPU
-	EndGlobalSection
-	GlobalSection(MonoDevelopProperties) = preSolution
-		StartupItem = Thrift.csproj
-	EndGlobalSection
-	GlobalSection(SolutionProperties) = preSolution
-		HideSolutionNode = FALSE
-	EndGlobalSection
-EndGlobal
+﻿
+Microsoft Visual Studio Solution File, Format Version 11.00
+# Visual Studio 2010
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Thrift", "Thrift.csproj", "{499EB63C-D74C-47E8-AE48-A2FC94538E9D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ThriftMSBuildTask", "..\ThriftMSBuildTask\ThriftMSBuildTask.csproj", "{EC0A0231-66EA-4593-A792-C6CA3BB8668E}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ThriftTest", "..\test\ThriftTest\ThriftTest.csproj", "{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{48DD757F-CA95-4DD7-BDA4-58DB6F108C2C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{499EB63C-D74C-47E8-AE48-A2FC94538E9D}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EC0A0231-66EA-4593-A792-C6CA3BB8668E}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(MonoDevelopProperties) = preSolution
+		StartupItem = Thrift.csproj
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/lib/csharp/src/Transport/TMemoryBuffer.cs b/lib/csharp/src/Transport/TMemoryBuffer.cs
index c6e72f1..b2e67db 100644
--- a/lib/csharp/src/Transport/TMemoryBuffer.cs
+++ b/lib/csharp/src/Transport/TMemoryBuffer.cs
@@ -23,7 +23,6 @@
 
 namespace Thrift.Transport {
 	public class TMemoryBuffer : TTransport {
-
 		private readonly MemoryStream byteStream;
 
 		public TMemoryBuffer() {
@@ -60,8 +59,12 @@
 		}
 
 		public static byte[] Serialize(TBase s) {
+			return Serialize(s, new TBinaryProtocol.Factory());
+		}
+
+		public static byte[] Serialize(TBase s, TProtocolFactory factory) {
 			var t = new TMemoryBuffer();
-			var p = new TBinaryProtocol(t);
+			var p = factory.GetProtocol(t);
 
 			s.Write(p);
 
@@ -69,9 +72,13 @@
 		}
 
 		public static T DeSerialize<T>(byte[] buf) where T : TBase, new() {
+			return DeSerialize<T>(buf, new TBinaryProtocol.Factory());
+		}
+
+		public static T DeSerialize<T>(byte[] buf, TProtocolFactory factory) where T : TBase, new() {
 		       var t = new T();
 		       var trans = new TMemoryBuffer(buf);
-		       var p = new TBinaryProtocol(trans);
+		       var p = factory.GetProtocol(trans);
 		       t.Read(p);
 		       return t;
 		}