Initial support for services and extensions. Incomplete, but enough to get…

Initial support for services and extensions. Incomplete, but enough to get generated unit test files to compile.

csharp/ProtocolBuffers.Test/ProtocolBuffers.Test.csproj

@@ -48,6 +48,12 @@
     <Compile Include="CodedInputStreamTest.cs" />
     <Compile Include="CodedOutputStreamTest.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="TestProtos\UnitTestEmbedOptimizeForProtoFile.cs" />
+    <Compile Include="TestProtos\UnitTestImportProtoFile.cs" />
+    <Compile Include="TestProtos\UnitTestMessageSetProtoFile.cs" />
+    <Compile Include="TestProtos\UnitTestOptimizeForProtoFile.cs" />
+    <Compile Include="TestProtos\UnitTestProtoFile.cs" />
+    <Compile Include="TestUtil.cs" />
     <Compile Include="WireFormatTest.cs" />
   </ItemGroup>
   <ItemGroup>

csharp/ProtocolBuffers.Test/TestProtos/UnitTestEmbedOptimizeForProtoFile.cs

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+
+using pb = global::Google.ProtocolBuffers;
+using pbc = global::Google.ProtocolBuffers.Collections;
+using pbd = global::Google.ProtocolBuffers.Descriptors;
+using scg = global::System.Collections.Generic;
+using self = global::Google.ProtocolBuffers.TestProtos;
+
+namespace Google.ProtocolBuffers.TestProtos {
+  
+  public static partial class UnitTestEmbedOptimizeForProtoFile {
+  
+    #region Descriptor
+    public static pbd::FileDescriptor Descriptor {
+        get { return descriptor; }
+    }
+    private static readonly pbd::FileDescriptor descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom (
+        new byte[] {
+            0x0a, 0x31, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x75, 0x6e, 
+            0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x65, 0x6d, 0x62, 0x65, 0x64, 0x5f, 0x6f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 
+            0x65, 0x5f, 0x66, 0x6f, 0x72, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x11, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
+            0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x1a, 0x2b, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x6f, 0x70, 0x74, 
+            0x69, 0x6d, 0x69, 0x7a, 0x65, 0x5f, 0x66, 0x6f, 0x72, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0xa1, 0x01, 0x0a, 0x19, 
+            0x54, 0x65, 0x73, 0x74, 0x45, 0x6d, 0x62, 0x65, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x64, 0x46, 0x6f, 
+            0x72, 0x53, 0x69, 0x7a, 0x65, 0x12, 0x41, 0x0a, 0x10, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c, 0x5f, 0x6d, 0x65, 
+            0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x27, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 
+            0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x4f, 0x70, 0x74, 0x69, 
+            0x6d, 0x69, 0x7a, 0x65, 0x64, 0x46, 0x6f, 0x72, 0x53, 0x69, 0x7a, 0x65, 0x12, 0x41, 0x0a, 0x10, 0x72, 0x65, 0x70, 0x65, 
+            0x61, 0x74, 0x65, 0x64, 0x5f, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x27, 
+            0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 
+            0x65, 0x73, 0x74, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x64, 0x46, 0x6f, 0x72, 0x53, 0x69, 0x7a, 0x65, 0x42, 
+            0x4a, 0x48, 0x01, 0xc2, 0x3e, 0x21, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 
+            0x6c, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0xca, 
+            0x3e, 0x21, 0x55, 0x6e, 0x69, 0x74, 0x54, 0x65, 0x73, 0x74, 0x45, 0x6d, 0x62, 0x65, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6d, 
+            0x69, 0x7a, 0x65, 0x46, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 0x65, 
+        }, new pbd::FileDescriptor[] {
+                self::UnitTestOptimizeForProtoFile.Descriptor,
+        });
+    #endregion
+    
+    #region Extensions
+    /**/
+    #endregion
+    
+    #region Static variables
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestEmbedOptimizedForSize__Descriptor 
+        = Descriptor.MessageTypes[0];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestEmbedOptimizedForSize__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestEmbedOptimizedForSize__Descriptor,
+            new string[] { "OptionalMessage", "RepeatedMessage", },
+            typeof (self::TestEmbedOptimizedForSize),
+            typeof (self::TestEmbedOptimizedForSize.Builder));
+    #endregion
+    
+  }
+  
+  #region Enums
+  #endregion
+  
+  #region Messages
+  public sealed partial class TestEmbedOptimizedForSize : pb::GeneratedMessage<TestEmbedOptimizedForSize, TestEmbedOptimizedForSize.Builder> {
+    // Use TestEmbedOptimizedForSize.CreateBuilder() to construct.
+    private TestEmbedOptimizedForSize() {}
+    
+    private static readonly TestEmbedOptimizedForSize defaultInstance = new TestEmbedOptimizedForSize();
+    public static TestEmbedOptimizedForSize DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestEmbedOptimizedForSize DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestEmbedOptimizeForProtoFile.internal__static_protobuf_unittest_TestEmbedOptimizedForSize__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestEmbedOptimizeForProtoFile.internal__static_protobuf_unittest_TestEmbedOptimizedForSize__FieldAccessorTable; }
+    }
+    
+    // optional .protobuf_unittest.TestOptimizedForSize optional_message = 1;
+    private bool hasOptionalMessage;
+    private self::TestOptimizedForSize optionalMessage_ = self::TestOptimizedForSize.DefaultInstance;
+    public bool HasOptionalMessage {
+      get { return hasOptionalMessage; }
+    }
+    public self::TestOptimizedForSize OptionalMessage {
+      get { return optionalMessage_; }
+    }
+    
+    // repeated .protobuf_unittest.TestOptimizedForSize repeated_message = 2;
+    private scg::IList<self::TestOptimizedForSize> repeatedMessage_ = pbc::Lists<self::TestOptimizedForSize>.Empty;
+    public scg::IList<self::TestOptimizedForSize> RepeatedMessageList {
+      get { return repeatedMessage_; } 
+    }
+    public int RepeatedMessageCount
+      { get { return repeatedMessage_.Count; }
+    }
+    public self::TestOptimizedForSize GetRepeatedMessage(int index) {
+      return repeatedMessage_ [index];
+    }
+    
+    public override bool IsInitialized {
+      get {
+        if (HasOptionalMessage) {
+          if (!OptionalMessage.IsInitialized) return false;
+        }
+        foreach (self::TestOptimizedForSize element in RepeatedMessageList) {
+          if (!element.IsInitialized) return false;
+        }
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      if (HasOptionalMessage) {
+        output.WriteMessage(1, OptionalMessage);
+      }
+      foreach (self::TestOptimizedForSize element in RepeatedMessageList) {
+        output.WriteMessage(2, element);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        if (HasOptionalMessage) {
+          size += pb::CodedOutputStream.ComputeMessageSize(1, OptionalMessage);
+        }
+        foreach (self::TestOptimizedForSize element in RepeatedMessageList) {
+          size += pb::CodedOutputStream.ComputeMessageSize(2, element);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::TestEmbedOptimizedForSize ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestEmbedOptimizedForSize ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestEmbedOptimizedForSize> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestEmbedOptimizedForSize prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestEmbedOptimizedForSize, Builder> {
+      // Construct using self::TestEmbedOptimizedForSize.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestEmbedOptimizedForSize result = new self::TestEmbedOptimizedForSize();
+      
+      protected override self::TestEmbedOptimizedForSize MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestEmbedOptimizedForSize> Clear() {
+        result = new self::TestEmbedOptimizedForSize();
+        return this;
+      }
+      
+      public override IBuilder<self::TestEmbedOptimizedForSize> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestEmbedOptimizedForSize.Descriptor; }
+      }
+      
+      public override self::TestEmbedOptimizedForSize DefaultInstanceForType {
+        get { return self::TestEmbedOptimizedForSize.DefaultInstance; }
+      }
+      
+      public override self::TestEmbedOptimizedForSize BuildPartial() {
+        if (result.repeatedMessage_ != pbc::Lists<self::TestOptimizedForSize>.Empty) {
+          result.repeatedMessage_ = pbc::Lists<self::TestOptimizedForSize>.AsReadOnly(result.repeatedMessage_);
+        }
+        self::TestEmbedOptimizedForSize returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::TestEmbedOptimizedForSize) {
+          return MergeFrom((self::TestEmbedOptimizedForSize) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::TestEmbedOptimizedForSize> MergeFrom(self::TestEmbedOptimizedForSize other) {
+        if (other == self::TestEmbedOptimizedForSize.DefaultInstance) return this;
+        if (other.HasOptionalMessage) {
+          MergeOptionalMessage(other.OptionalMessage);
+        }
+        if (other.repeatedMessage_.Count != 0) {
+          if (result.repeatedMessage_.Count == 0) {
+            result.repeatedMessage_ = new scg::List<self::TestOptimizedForSize>();
+          }
+          base.AddRange(other.repeatedMessage_, result.repeatedMessage_);
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::TestEmbedOptimizedForSize> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::TestEmbedOptimizedForSize> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 10: {
+              self::TestOptimizedForSize.Builder subBuilder = self::TestOptimizedForSize.CreateBuilder();
+              if (HasOptionalMessage) {
+                subBuilder.MergeFrom(OptionalMessage);
+              }
+              input.ReadMessage(subBuilder, extensionRegistry);
+              OptionalMessage = subBuilder.BuildPartial();
+              break;
+            }
+            case 18: {
+              self::TestOptimizedForSize.Builder subBuilder = self::TestOptimizedForSize.CreateBuilder();
+              input.ReadMessage(subBuilder, extensionRegistry);
+              AddRepeatedMessage(subBuilder.BuildPartial());
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // optional .protobuf_unittest.TestOptimizedForSize optional_message = 1;
+      public bool HasOptionalMessage {
+        get { return result.HasOptionalMessage; }
+      }
+      public self::TestOptimizedForSize OptionalMessage {
+        get { return result.OptionalMessage; }
+        set { SetOptionalMessage(value); }
+      }
+      public Builder SetOptionalMessage(self::TestOptimizedForSize value) {
+        result.hasOptionalMessage = true;
+        result.optionalMessage_ = value;
+        return this;
+      }
+      public Builder SetOptionalMessage(self::TestOptimizedForSize.Builder builderForValue) {
+        result.hasOptionalMessage = true;
+        result.optionalMessage_ = builderForValue.Build();
+        return this;
+      }
+      public Builder MergeOptionalMessage(self::TestOptimizedForSize value) {
+        if (result.HasOptionalMessage &&
+            result.optionalMessage_ != self::TestOptimizedForSize.DefaultInstance) {
+          result.optionalMessage_ =
+            self::TestOptimizedForSize.CreateBuilder(result.optionalMessage_).MergeFrom(value).BuildPartial();
+        } else {
+          result.optionalMessage_ = value;
+        }
+        result.hasOptionalMessage = true;
+        return this;
+      }
+      public Builder ClearOptionalMessage() {
+        result.hasOptionalMessage = false;
+        result.optionalMessage_ = self::TestOptimizedForSize.DefaultInstance;
+        return this;
+      }
+      
+      // repeated .protobuf_unittest.TestOptimizedForSize repeated_message = 2;
+      public scg::IList<self::TestOptimizedForSize> RepeatedMessageList {
+        get { return pbc::Lists.AsReadOnly(result.repeatedMessage_); }
+      }
+      public int RepeatedMessageCount {
+        get { return result.RepeatedMessageCount; }
+      }
+      public self::TestOptimizedForSize GetRepeatedMessage(int index) {
+        return result.GetRepeatedMessage(index);
+      }
+      public Builder SetRepeatedMessage(int index, self::TestOptimizedForSize value) {
+        result.repeatedMessage_[index] = value;
+        return this;
+      }
+      public Builder SetRepeatedMessage(int index, self::TestOptimizedForSize.Builder builderForValue) {
+        result.repeatedMessage_[index] = builderForValue.Build();
+        return this;
+      }
+      public Builder AddRepeatedMessage(self::TestOptimizedForSize value) {
+        if (result.repeatedMessage_ == pbc::Lists<self::TestOptimizedForSize>.Empty) {
+          result.repeatedMessage_ = new scg::List<self::TestOptimizedForSize>();
+        }
+        result.repeatedMessage_.Add(value);
+        return this;
+      }
+      public Builder AddRepeatedMessage(self::TestOptimizedForSize.Builder builderForValue) {
+        if (result.repeatedMessage_ == pbc::Lists<self::TestOptimizedForSize>.Empty) {
+          result.repeatedMessage_ = new scg::List<self::TestOptimizedForSize>();
+        }
+        result.repeatedMessage_.Add(builderForValue.Build());
+        return this;
+      }
+      public Builder AddRangeRepeatedMessage(scg::IEnumerable<self::TestOptimizedForSize> values) {
+        if (result.repeatedMessage_ == pbc::Lists<self::TestOptimizedForSize>.Empty) {
+          result.repeatedMessage_ = new scg::List<self::TestOptimizedForSize>();
+        }
+        base.AddRange(values, result.repeatedMessage_);
+        return this;
+      }
+      public Builder ClearRepeatedMessage() {
+        result.repeatedMessage_ = pbc::Lists<self::TestOptimizedForSize>.Empty;
+        return this;
+      }
+    }
+  }
+  
+  #endregion
+  
+  #region Services
+  #endregion
+}

csharp/ProtocolBuffers.Test/TestProtos/UnitTestImportProtoFile.cs

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+
+using pb = global::Google.ProtocolBuffers;
+using pbc = global::Google.ProtocolBuffers.Collections;
+using pbd = global::Google.ProtocolBuffers.Descriptors;
+using scg = global::System.Collections.Generic;
+using self = global::Google.ProtocolBuffers.TestProtos;
+
+namespace Google.ProtocolBuffers.TestProtos {
+  
+  public static partial class UnitTestImportProtoFile {
+  
+    #region Descriptor
+    public static pbd::FileDescriptor Descriptor {
+        get { return descriptor; }
+    }
+    private static readonly pbd::FileDescriptor descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom (
+        new byte[] {
+            0x0a, 0x25, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x75, 0x6e, 
+            0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x69, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 
+            0x18, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x69, 
+            0x6d, 0x70, 0x6f, 0x72, 0x74, 0x22, 0x1a, 0x0a, 0x0d, 0x49, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 
+            0x67, 0x65, 0x12, 0x09, 0x0a, 0x01, 0x64, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x2a, 0x3c, 0x0a, 0x0a, 0x49, 0x6d, 0x70, 
+            0x6f, 0x72, 0x74, 0x45, 0x6e, 0x75, 0x6d, 0x12, 0x0e, 0x0a, 0x0a, 0x49, 0x4d, 0x50, 0x4f, 0x52, 0x54, 0x5f, 0x46, 0x4f, 
+            0x4f, 0x10, 0x07, 0x12, 0x0e, 0x0a, 0x0a, 0x49, 0x4d, 0x50, 0x4f, 0x52, 0x54, 0x5f, 0x42, 0x41, 0x52, 0x10, 0x08, 0x12, 
+            0x0e, 0x0a, 0x0a, 0x49, 0x4d, 0x50, 0x4f, 0x52, 0x54, 0x5f, 0x42, 0x41, 0x5a, 0x10, 0x09, 0x42, 0x5a, 0x0a, 0x18, 0x63, 
+            0x6f, 0x6d, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x74, 
+            0x65, 0x73, 0x74, 0x48, 0x01, 0xc2, 0x3e, 0x21, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 
+            0x63, 0x6f, 0x6c, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x50, 0x72, 0x6f, 0x74, 0x6f, 
+            0x73, 0xca, 0x3e, 0x17, 0x55, 0x6e, 0x69, 0x74, 0x54, 0x65, 0x73, 0x74, 0x49, 0x6d, 0x70, 0x6f, 0x72, 0x74, 0x50, 0x72, 
+            0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 0x65, 
+        }, new pbd::FileDescriptor[] {
+        });
+    #endregion
+    
+    #region Extensions
+    /**/
+    #endregion
+    
+    #region Static variables
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_import_ImportMessage__Descriptor 
+        = Descriptor.MessageTypes[0];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_import_ImportMessage__Descriptor,
+            new string[] { "D", },
+            typeof (self::ImportMessage),
+            typeof (self::ImportMessage.Builder));
+    #endregion
+    
+  }
+  
+  #region Enums
+  public enum ImportEnum {
+    IMPORT_FOO = 7,
+    IMPORT_BAR = 8,
+    IMPORT_BAZ = 9,
+  }
+  
+  #endregion
+  
+  #region Messages
+  public sealed partial class ImportMessage : pb::GeneratedMessage<ImportMessage, ImportMessage.Builder> {
+    // Use ImportMessage.CreateBuilder() to construct.
+    private ImportMessage() {}
+    
+    private static readonly ImportMessage defaultInstance = new ImportMessage();
+    public static ImportMessage DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override ImportMessage DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestImportProtoFile.internal__static_protobuf_unittest_import_ImportMessage__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestImportProtoFile.internal__static_protobuf_unittest_import_ImportMessage__FieldAccessorTable; }
+    }
+    
+    // optional int32 d = 1;
+    private bool hasD;
+    private int d_ = 0;
+    public bool HasD {
+      get { return hasD; }
+    }
+    public int D {
+      get { return d_; }
+    }
+    
+    public override bool IsInitialized {
+      get {
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      if (HasD) {
+        output.WriteInt32(1, D);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        if (HasD) {
+          size += pb::CodedOutputStream.ComputeInt32Size(1, D);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::ImportMessage ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::ImportMessage parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::ImportMessage ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::ImportMessage> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::ImportMessage prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::ImportMessage, Builder> {
+      // Construct using self::ImportMessage.CreateBuilder()
+      internal Builder() {}
+      
+      self::ImportMessage result = new self::ImportMessage();
+      
+      protected override self::ImportMessage MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::ImportMessage> Clear() {
+        result = new self::ImportMessage();
+        return this;
+      }
+      
+      public override IBuilder<self::ImportMessage> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::ImportMessage.Descriptor; }
+      }
+      
+      public override self::ImportMessage DefaultInstanceForType {
+        get { return self::ImportMessage.DefaultInstance; }
+      }
+      
+      public override self::ImportMessage BuildPartial() {
+        self::ImportMessage returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::ImportMessage) {
+          return MergeFrom((self::ImportMessage) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::ImportMessage> MergeFrom(self::ImportMessage other) {
+        if (other == self::ImportMessage.DefaultInstance) return this;
+        if (other.HasD) {
+          D = other.D;
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::ImportMessage> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::ImportMessage> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 8: {
+              D = input.ReadInt32();
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // optional int32 d = 1;
+      public bool HasD {
+        get { return result.HasD; }
+      }
+      public int D {
+        get { return result.D; }
+        set { SetD(value); }
+      }
+      public Builder SetD(int value) {
+        result.hasD = true;
+        result.d_ = value;
+        return this;
+      }
+      public Builder ClearD() {
+        result.hasD = false;
+        result.d_ = 0;
+        return this;
+      }
+    }
+  }
+  
+  #endregion
+  
+  #region Services
+  #endregion
+}

csharp/ProtocolBuffers.Test/TestProtos/UnitTestMessageSetProtoFile.cs

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+
+using pb = global::Google.ProtocolBuffers;
+using pbc = global::Google.ProtocolBuffers.Collections;
+using pbd = global::Google.ProtocolBuffers.Descriptors;
+using scg = global::System.Collections.Generic;
+using self = global::Google.ProtocolBuffers.TestProtos;
+
+namespace Google.ProtocolBuffers.TestProtos {
+  
+  public static partial class UnitTestMessageSetProtoFile {
+  
+    #region Descriptor
+    public static pbd::FileDescriptor Descriptor {
+        get { return descriptor; }
+    }
+    private static readonly pbd::FileDescriptor descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom (
+        new byte[] {
+            0x0a, 0x23, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x75, 0x6e, 
+            0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x6d, 0x73, 0x65, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x11, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x22, 0x1e, 0x0a, 0x0e, 
+            0x54, 0x65, 0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x2a, 0x08, 0x08, 0x04, 0x10, 0x80, 
+            0x80, 0x80, 0x80, 0x02, 0x3a, 0x02, 0x08, 0x01, 0x22, 0x51, 0x0a, 0x17, 0x54, 0x65, 0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 
+            0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x43, 0x6f, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x65, 0x72, 0x12, 0x36, 0x0a, 0x0b, 0x6d, 
+            0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x73, 0x65, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 
+            0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x22, 0x96, 0x01, 0x0a, 0x18, 0x54, 0x65, 0x73, 0x74, 
+            0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x31, 
+            0x12, 0x09, 0x0a, 0x01, 0x69, 0x18, 0x0f, 0x20, 0x01, 0x28, 0x05, 0x32, 0x6f, 0x0a, 0x15, 0x6d, 0x65, 0x73, 0x73, 0x61, 
+            0x67, 0x65, 0x5f, 0x73, 0x65, 0x74, 0x5f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x21, 0x2e, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 
+            0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x18, 0xb0, 0xa6, 0x5e, 0x20, 0x01, 0x28, 0x0b, 0x32, 
+            0x2b, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 
+            0x54, 0x65, 0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 
+            0x69, 0x6f, 0x6e, 0x31, 0x22, 0x98, 0x01, 0x0a, 0x18, 0x54, 0x65, 0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 
+            0x53, 0x65, 0x74, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x32, 0x12, 0x0b, 0x0a, 0x03, 0x73, 0x74, 0x72, 
+            0x18, 0x19, 0x20, 0x01, 0x28, 0x09, 0x32, 0x6f, 0x0a, 0x15, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x73, 0x65, 
+            0x74, 0x5f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x21, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 
+            0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 
+            0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x18, 0xf9, 0xbb, 0x5e, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x2b, 0x2e, 0x70, 0x72, 0x6f, 
+            0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x4d, 
+            0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x32, 0x22, 
+            0x6e, 0x0a, 0x0d, 0x52, 0x61, 0x77, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x12, 0x33, 0x0a, 0x04, 
+            0x69, 0x74, 0x65, 0x6d, 0x18, 0x01, 0x20, 0x03, 0x28, 0x0a, 0x32, 0x25, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
+            0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x52, 0x61, 0x77, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 
+            0x65, 0x53, 0x65, 0x74, 0x2e, 0x49, 0x74, 0x65, 0x6d, 0x1a, 0x28, 0x0a, 0x04, 0x49, 0x74, 0x65, 0x6d, 0x12, 0x0f, 0x0a, 
+            0x07, 0x74, 0x79, 0x70, 0x65, 0x5f, 0x69, 0x64, 0x18, 0x02, 0x20, 0x02, 0x28, 0x05, 0x12, 0x0f, 0x0a, 0x07, 0x6d, 0x65, 
+            0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x03, 0x20, 0x02, 0x28, 0x0c, 0x42, 0x44, 0x48, 0x01, 0xc2, 0x3e, 0x21, 0x47, 0x6f, 
+            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 
+            0x2e, 0x54, 0x65, 0x73, 0x74, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0xca, 0x3e, 0x1b, 0x55, 0x6e, 0x69, 0x74, 0x54, 0x65, 
+            0x73, 0x74, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x53, 0x65, 0x74, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 
+            0x65, 
+        }, new pbd::FileDescriptor[] {
+        });
+    #endregion
+    
+    #region Extensions
+    /**/
+    #endregion
+    
+    #region Static variables
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageSet__Descriptor 
+        = Descriptor.MessageTypes[0];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageSet__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestMessageSet__Descriptor,
+            new string[] { },
+            typeof (self::TestMessageSet),
+            typeof (self::TestMessageSet.Builder));
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageSetContainer__Descriptor 
+        = Descriptor.MessageTypes[1];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageSetContainer__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestMessageSetContainer__Descriptor,
+            new string[] { "MessageSet", },
+            typeof (self::TestMessageSetContainer),
+            typeof (self::TestMessageSetContainer.Builder));
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageSetExtension1__Descriptor 
+        = Descriptor.MessageTypes[2];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageSetExtension1__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestMessageSetExtension1__Descriptor,
+            new string[] { "I", },
+            typeof (self::TestMessageSetExtension1),
+            typeof (self::TestMessageSetExtension1.Builder));
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestMessageSetExtension2__Descriptor 
+        = Descriptor.MessageTypes[3];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestMessageSetExtension2__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestMessageSetExtension2__Descriptor,
+            new string[] { "Str", },
+            typeof (self::TestMessageSetExtension2),
+            typeof (self::TestMessageSetExtension2.Builder));
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_RawMessageSet__Descriptor 
+        = Descriptor.MessageTypes[4];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_RawMessageSet__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_RawMessageSet__Descriptor,
+            new string[] { "Item", },
+            typeof (self::RawMessageSet),
+            typeof (self::RawMessageSet.Builder));
+    internal static readonly pbd::MessageDescriptor  internal__static_protobuf_unittest_RawMessageSet_Item__Descriptor 
+        = internal__static_protobuf_unittest_RawMessageSet__Descriptor.NestedTypes[0];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_RawMessageSet_Item__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_RawMessageSet_Item__Descriptor,
+            new string[] { "TypeId", "Message", },
+            typeof (self::RawMessageSet.Types.Item),
+            typeof (self::RawMessageSet.Types.Item.Builder));
+    #endregion
+    
+  }
+  
+  #region Enums
+  #endregion
+  
+  #region Messages
+  public sealed partial class TestMessageSet : pb::ExtendableMessage<TestMessageSet, TestMessageSet.Builder> {
+    // Use TestMessageSet.CreateBuilder() to construct.
+    private TestMessageSet() {}
+    
+    private static readonly TestMessageSet defaultInstance = new TestMessageSet();
+    public static TestMessageSet DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestMessageSet DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSet__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSet__FieldAccessorTable; }
+    }
+    
+    public override bool IsInitialized {
+      get {
+        if (!ExtensionsAreInitialized) return false;
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      pb::ExtendableMessage<TestMessageSet, TestMessageSet.Builder>.ExtensionWriter extensionWriter = CreateExtensionWriter(this);
+      extensionWriter.WriteUntil(536870912, output);
+      UnknownFields.WriteAsMessageSetTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        size += ExtensionsSerializedSize;
+        size += UnknownFields.SerializedSizeAsMessageSet;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::TestMessageSet ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSet parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSet ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestMessageSet> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestMessageSet prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestMessageSet, self::TestMessageSet.Builder>.ExtendableBuilder {
+      // Construct using self::TestMessageSet.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestMessageSet result = new self::TestMessageSet();
+      
+      protected override self::TestMessageSet MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestMessageSet> Clear() {
+        result = new self::TestMessageSet();
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSet> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestMessageSet.Descriptor; }
+      }
+      
+      public override self::TestMessageSet DefaultInstanceForType {
+        get { return self::TestMessageSet.DefaultInstance; }
+      }
+      
+      public override self::TestMessageSet BuildPartial() {
+        self::TestMessageSet returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::TestMessageSet) {
+          return MergeFrom((self::TestMessageSet) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::TestMessageSet> MergeFrom(self::TestMessageSet other) {
+        if (other == self::TestMessageSet.DefaultInstance) return this;
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSet> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::TestMessageSet> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+          }
+        }
+      }
+      
+    }
+  }
+  
+  public sealed partial class TestMessageSetContainer : pb::GeneratedMessage<TestMessageSetContainer, TestMessageSetContainer.Builder> {
+    // Use TestMessageSetContainer.CreateBuilder() to construct.
+    private TestMessageSetContainer() {}
+    
+    private static readonly TestMessageSetContainer defaultInstance = new TestMessageSetContainer();
+    public static TestMessageSetContainer DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestMessageSetContainer DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetContainer__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetContainer__FieldAccessorTable; }
+    }
+    
+    // optional .protobuf_unittest.TestMessageSet message_set = 1;
+    private bool hasMessageSet;
+    private self::TestMessageSet messageSet_ = self::TestMessageSet.DefaultInstance;
+    public bool HasMessageSet {
+      get { return hasMessageSet; }
+    }
+    public self::TestMessageSet MessageSet {
+      get { return messageSet_; }
+    }
+    
+    public override bool IsInitialized {
+      get {
+        if (HasMessageSet) {
+          if (!MessageSet.IsInitialized) return false;
+        }
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      if (HasMessageSet) {
+        output.WriteMessage(1, MessageSet);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        if (HasMessageSet) {
+          size += pb::CodedOutputStream.ComputeMessageSize(1, MessageSet);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::TestMessageSetContainer ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetContainer parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetContainer ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestMessageSetContainer> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestMessageSetContainer prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestMessageSetContainer, Builder> {
+      // Construct using self::TestMessageSetContainer.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestMessageSetContainer result = new self::TestMessageSetContainer();
+      
+      protected override self::TestMessageSetContainer MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestMessageSetContainer> Clear() {
+        result = new self::TestMessageSetContainer();
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetContainer> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestMessageSetContainer.Descriptor; }
+      }
+      
+      public override self::TestMessageSetContainer DefaultInstanceForType {
+        get { return self::TestMessageSetContainer.DefaultInstance; }
+      }
+      
+      public override self::TestMessageSetContainer BuildPartial() {
+        self::TestMessageSetContainer returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::TestMessageSetContainer) {
+          return MergeFrom((self::TestMessageSetContainer) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::TestMessageSetContainer> MergeFrom(self::TestMessageSetContainer other) {
+        if (other == self::TestMessageSetContainer.DefaultInstance) return this;
+        if (other.HasMessageSet) {
+          MergeMessageSet(other.MessageSet);
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetContainer> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::TestMessageSetContainer> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 10: {
+              self::TestMessageSet.Builder subBuilder = self::TestMessageSet.CreateBuilder();
+              if (HasMessageSet) {
+                subBuilder.MergeFrom(MessageSet);
+              }
+              input.ReadMessage(subBuilder, extensionRegistry);
+              MessageSet = subBuilder.BuildPartial();
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // optional .protobuf_unittest.TestMessageSet message_set = 1;
+      public bool HasMessageSet {
+        get { return result.HasMessageSet; }
+      }
+      public self::TestMessageSet MessageSet {
+        get { return result.MessageSet; }
+        set { SetMessageSet(value); }
+      }
+      public Builder SetMessageSet(self::TestMessageSet value) {
+        result.hasMessageSet = true;
+        result.messageSet_ = value;
+        return this;
+      }
+      public Builder SetMessageSet(self::TestMessageSet.Builder builderForValue) {
+        result.hasMessageSet = true;
+        result.messageSet_ = builderForValue.Build();
+        return this;
+      }
+      public Builder MergeMessageSet(self::TestMessageSet value) {
+        if (result.HasMessageSet &&
+            result.messageSet_ != self::TestMessageSet.DefaultInstance) {
+          result.messageSet_ =
+            self::TestMessageSet.CreateBuilder(result.messageSet_).MergeFrom(value).BuildPartial();
+        } else {
+          result.messageSet_ = value;
+        }
+        result.hasMessageSet = true;
+        return this;
+      }
+      public Builder ClearMessageSet() {
+        result.hasMessageSet = false;
+        result.messageSet_ = self::TestMessageSet.DefaultInstance;
+        return this;
+      }
+    }
+  }
+  
+  public sealed partial class TestMessageSetExtension1 : pb::GeneratedMessage<TestMessageSetExtension1, TestMessageSetExtension1.Builder> {
+    // Use TestMessageSetExtension1.CreateBuilder() to construct.
+    private TestMessageSetExtension1() {}
+    
+    private static readonly TestMessageSetExtension1 defaultInstance = new TestMessageSetExtension1();
+    public static TestMessageSetExtension1 DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestMessageSetExtension1 DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetExtension1__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetExtension1__FieldAccessorTable; }
+    }
+    
+    #region Nested types
+    public static class Types {
+      public static readonly pb::GeneratedExtension<self::TestMessageSet, self::TestMessageSetExtension1> MessageSetExtension =
+            pb::GeneratedExtension.CreateExtension<self::TestMessageSet, self::TestMessageSetExtension1>(Descriptor.Extensions[0]);
+    }
+    #endregion
+    
+    // optional int32 i = 15;
+    private bool hasI;
+    private int i_ = 0;
+    public bool HasI {
+      get { return hasI; }
+    }
+    public int I {
+      get { return i_; }
+    }
+    
+    public override bool IsInitialized {
+      get {
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      if (HasI) {
+        output.WriteInt32(15, I);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        if (HasI) {
+          size += pb::CodedOutputStream.ComputeInt32Size(15, I);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::TestMessageSetExtension1 ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension1 ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestMessageSetExtension1> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestMessageSetExtension1 prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestMessageSetExtension1, Builder> {
+      // Construct using self::TestMessageSetExtension1.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestMessageSetExtension1 result = new self::TestMessageSetExtension1();
+      
+      protected override self::TestMessageSetExtension1 MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension1> Clear() {
+        result = new self::TestMessageSetExtension1();
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension1> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestMessageSetExtension1.Descriptor; }
+      }
+      
+      public override self::TestMessageSetExtension1 DefaultInstanceForType {
+        get { return self::TestMessageSetExtension1.DefaultInstance; }
+      }
+      
+      public override self::TestMessageSetExtension1 BuildPartial() {
+        self::TestMessageSetExtension1 returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::TestMessageSetExtension1) {
+          return MergeFrom((self::TestMessageSetExtension1) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension1> MergeFrom(self::TestMessageSetExtension1 other) {
+        if (other == self::TestMessageSetExtension1.DefaultInstance) return this;
+        if (other.HasI) {
+          I = other.I;
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension1> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension1> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 120: {
+              I = input.ReadInt32();
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // optional int32 i = 15;
+      public bool HasI {
+        get { return result.HasI; }
+      }
+      public int I {
+        get { return result.I; }
+        set { SetI(value); }
+      }
+      public Builder SetI(int value) {
+        result.hasI = true;
+        result.i_ = value;
+        return this;
+      }
+      public Builder ClearI() {
+        result.hasI = false;
+        result.i_ = 0;
+        return this;
+      }
+    }
+  }
+  
+  public sealed partial class TestMessageSetExtension2 : pb::GeneratedMessage<TestMessageSetExtension2, TestMessageSetExtension2.Builder> {
+    // Use TestMessageSetExtension2.CreateBuilder() to construct.
+    private TestMessageSetExtension2() {}
+    
+    private static readonly TestMessageSetExtension2 defaultInstance = new TestMessageSetExtension2();
+    public static TestMessageSetExtension2 DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestMessageSetExtension2 DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetExtension2__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_TestMessageSetExtension2__FieldAccessorTable; }
+    }
+    
+    #region Nested types
+    public static class Types {
+      public static readonly pb::GeneratedExtension<self::TestMessageSet, self::TestMessageSetExtension2> MessageSetExtension =
+            pb::GeneratedExtension.CreateExtension<self::TestMessageSet, self::TestMessageSetExtension2>(Descriptor.Extensions[0]);
+    }
+    #endregion
+    
+    // optional string str = 25;
+    private bool hasStr;
+    private string str_ = "";
+    public bool HasStr {
+      get { return hasStr; }
+    }
+    public string Str {
+      get { return str_; }
+    }
+    
+    public override bool IsInitialized {
+      get {
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      if (HasStr) {
+        output.WriteString(25, Str);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        if (HasStr) {
+          size += pb::CodedOutputStream.ComputeStringSize(25, Str);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::TestMessageSetExtension2 ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestMessageSetExtension2 ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestMessageSetExtension2> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestMessageSetExtension2 prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestMessageSetExtension2, Builder> {
+      // Construct using self::TestMessageSetExtension2.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestMessageSetExtension2 result = new self::TestMessageSetExtension2();
+      
+      protected override self::TestMessageSetExtension2 MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension2> Clear() {
+        result = new self::TestMessageSetExtension2();
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension2> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestMessageSetExtension2.Descriptor; }
+      }
+      
+      public override self::TestMessageSetExtension2 DefaultInstanceForType {
+        get { return self::TestMessageSetExtension2.DefaultInstance; }
+      }
+      
+      public override self::TestMessageSetExtension2 BuildPartial() {
+        self::TestMessageSetExtension2 returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::TestMessageSetExtension2) {
+          return MergeFrom((self::TestMessageSetExtension2) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension2> MergeFrom(self::TestMessageSetExtension2 other) {
+        if (other == self::TestMessageSetExtension2.DefaultInstance) return this;
+        if (other.HasStr) {
+          Str = other.Str;
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension2> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::TestMessageSetExtension2> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 202: {
+              Str = input.ReadString();
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // optional string str = 25;
+      public bool HasStr {
+        get { return result.HasStr; }
+      }
+      public string Str {
+        get { return result.Str; }
+        set { SetStr(value); }
+      }
+      public Builder SetStr(string value) {
+        result.hasStr = true;
+        result.str_ = value;
+        return this;
+      }
+      public Builder ClearStr() {
+        result.hasStr = false;
+        result.str_ = "";
+        return this;
+      }
+    }
+  }
+  
+  public sealed partial class RawMessageSet : pb::GeneratedMessage<RawMessageSet, RawMessageSet.Builder> {
+    // Use RawMessageSet.CreateBuilder() to construct.
+    private RawMessageSet() {}
+    
+    private static readonly RawMessageSet defaultInstance = new RawMessageSet();
+    public static RawMessageSet DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override RawMessageSet DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_RawMessageSet__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_RawMessageSet__FieldAccessorTable; }
+    }
+    
+    #region Nested types
+    public static class Types {
+      public sealed partial class Item : pb::GeneratedMessage<Item, Item.Builder> {
+        // Use Item.CreateBuilder() to construct.
+        private Item() {}
+        
+        private static readonly Item defaultInstance = new Item();
+        public static Item DefaultInstance {
+          get { return defaultInstance; }
+        }
+        
+        public override Item DefaultInstanceForType {
+          get { return defaultInstance; }
+        }
+        
+        public static pbd::MessageDescriptor Descriptor {
+          get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_RawMessageSet_Item__Descriptor; }
+        }
+        
+        protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+          get { return self::UnitTestMessageSetProtoFile.internal__static_protobuf_unittest_RawMessageSet_Item__FieldAccessorTable; }
+        }
+        
+        // required int32 type_id = 2;
+        private bool hasTypeId;
+        private int typeId_ = 0;
+        public bool HasTypeId {
+          get { return hasTypeId; }
+        }
+        public int TypeId {
+          get { return typeId_; }
+        }
+        
+        // required bytes message = 3;
+        private bool hasMessage;
+        private pb::ByteString message_ = pb::ByteString.Empty;
+        public bool HasMessage {
+          get { return hasMessage; }
+        }
+        public pb::ByteString Message {
+          get { return message_; }
+        }
+        
+        public override bool IsInitialized {
+          get {
+            if (!hasTypeId) return false;
+            if (!hasMessage) return false;
+            return true;
+          }
+        }
+        
+        public override void WriteTo(pb::CodedOutputStream output) {
+          if (HasTypeId) {
+            output.WriteInt32(2, TypeId);
+          }
+          if (HasMessage) {
+            output.WriteBytes(3, Message);
+          }
+          UnknownFields.WriteTo(output);
+        }
+        
+        private int memoizedSerializedSize = -1;
+        public override int SerializedSize {
+          get {
+            int size = memoizedSerializedSize;
+            if (size != -1) return size;
+            
+            size = 0;
+            if (HasTypeId) {
+              size += pb::CodedOutputStream.ComputeInt32Size(2, TypeId);
+            }
+            if (HasMessage) {
+              size += pb::CodedOutputStream.ComputeBytesSize(3, Message);
+            }
+            size += UnknownFields.SerializedSize;
+            memoizedSerializedSize = size;
+            return size;
+          }
+        }
+        
+        public static self::RawMessageSet.Types.Item ParseFrom(pb::ByteString data) {
+          return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(pb::ByteString data,
+            pb::ExtensionRegistry extensionRegistry) {
+          return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+                   .BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(byte[] data) {
+          return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item parseFrom(byte[] data,
+            pb::ExtensionRegistry extensionRegistry) {
+          return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+                   .BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(global::System.IO.Stream input) {
+          return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(
+            global::System.IO.Stream input,
+            pb::ExtensionRegistry extensionRegistry) {
+          return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+                   .BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(pb::CodedInputStream input) {
+          return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+        }
+        public static self::RawMessageSet.Types.Item ParseFrom(pb::CodedInputStream input,
+            pb::ExtensionRegistry extensionRegistry) {
+          return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+                   .BuildParsed();
+        }
+        
+        public static Builder CreateBuilder() { return new Builder(); }
+        public override IBuilder<self::RawMessageSet.Types.Item> CreateBuilderForType() { return new Builder(); }
+        public static Builder CreateBuilder(self::RawMessageSet.Types.Item prototype) {
+          return (Builder) new Builder().MergeFrom(prototype);
+        }
+        
+        public sealed partial class Builder : pb::GeneratedBuilder<self::RawMessageSet.Types.Item, Builder> {
+          // Construct using self::RawMessageSet.Types.Item.CreateBuilder()
+          internal Builder() {}
+          
+          self::RawMessageSet.Types.Item result = new self::RawMessageSet.Types.Item();
+          
+          protected override self::RawMessageSet.Types.Item MessageBeingBuilt {
+            get { return result; }
+          }
+          
+          public override IBuilder<self::RawMessageSet.Types.Item> Clear() {
+            result = new self::RawMessageSet.Types.Item();
+            return this;
+          }
+          
+          public override IBuilder<self::RawMessageSet.Types.Item> Clone() {
+            return new Builder().MergeFrom(result);
+          }
+          
+          public override pbd::MessageDescriptor DescriptorForType {
+            get { return self::RawMessageSet.Types.Item.Descriptor; }
+          }
+          
+          public override self::RawMessageSet.Types.Item DefaultInstanceForType {
+            get { return self::RawMessageSet.Types.Item.DefaultInstance; }
+          }
+          
+          public override self::RawMessageSet.Types.Item BuildPartial() {
+            self::RawMessageSet.Types.Item returnMe = result;
+            result = null;
+            return returnMe;
+          }
+          
+          public override IBuilder MergeFrom(pb::IMessage other) {
+            if (other is self::RawMessageSet.Types.Item) {
+              return MergeFrom((self::RawMessageSet.Types.Item) other);
+            } else {
+              base.MergeFrom(other);
+              return this;
+            }
+          }
+          
+          public override IBuilder<self::RawMessageSet.Types.Item> MergeFrom(self::RawMessageSet.Types.Item other) {
+            if (other == self::RawMessageSet.Types.Item.DefaultInstance) return this;
+            if (other.HasTypeId) {
+              TypeId = other.TypeId;
+            }
+            if (other.HasMessage) {
+              Message = other.Message;
+            }
+            this.MergeUnknownFields(other.UnknownFields);
+            return this;
+          }
+          
+          public override IBuilder<self::RawMessageSet.Types.Item> MergeFrom(pb::CodedInputStream input) {
+            return MergeFrom(input, pb::ExtensionRegistry.Empty);
+          }
+          
+          public override IBuilder<self::RawMessageSet.Types.Item> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+            pb::UnknownFieldSet.Builder unknownFields =
+              pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+            while (true) {
+              uint tag = input.ReadTag();
+              switch (tag) {
+                case 0:
+                  this.UnknownFields = unknownFields.Build();
+                  return this;
+                default: {
+                  if (!ParseUnknownField(input, unknownFields,
+                                         extensionRegistry, tag)) {
+                    this.UnknownFields = unknownFields.Build();
+                    return this;
+                  }
+                  break;
+                }
+                case 16: {
+                  TypeId = input.ReadInt32();
+                  break;
+                }
+                case 26: {
+                  Message = input.ReadBytes();
+                  break;
+                }
+              }
+            }
+          }
+          
+          
+          // required int32 type_id = 2;
+          public bool HasTypeId {
+            get { return result.HasTypeId; }
+          }
+          public int TypeId {
+            get { return result.TypeId; }
+            set { SetTypeId(value); }
+          }
+          public Builder SetTypeId(int value) {
+            result.hasTypeId = true;
+            result.typeId_ = value;
+            return this;
+          }
+          public Builder ClearTypeId() {
+            result.hasTypeId = false;
+            result.typeId_ = 0;
+            return this;
+          }
+          
+          // required bytes message = 3;
+          public bool HasMessage {
+            get { return result.HasMessage; }
+          }
+          public pb::ByteString Message {
+            get { return result.Message; }
+            set { SetMessage(value); }
+          }
+          public Builder SetMessage(pb::ByteString value) {
+            result.hasMessage = true;
+            result.message_ = value;
+            return this;
+          }
+          public Builder ClearMessage() {
+            result.hasMessage = false;
+            result.message_ = pb::ByteString.Empty;
+            return this;
+          }
+        }
+      }
+      
+    }
+    #endregion
+    
+    // repeated group Item = 1 {
+    private scg::IList<self::RawMessageSet.Types.Item> item_ = pbc::Lists<self::RawMessageSet.Types.Item>.Empty;
+    public scg::IList<self::RawMessageSet.Types.Item> ItemList {
+      get { return item_; } 
+    }
+    public int ItemCount
+      { get { return item_.Count; }
+    }
+    public self::RawMessageSet.Types.Item GetItem(int index) {
+      return item_ [index];
+    }
+    
+    public override bool IsInitialized {
+      get {
+        foreach (self::RawMessageSet.Types.Item element in ItemList) {
+          if (!element.IsInitialized) return false;
+        }
+        return true;
+      }
+    }
+    
+    public override void WriteTo(pb::CodedOutputStream output) {
+      foreach (self::RawMessageSet.Types.Item element in ItemList) {
+        output.WriteGroup(1, element);
+      }
+      UnknownFields.WriteTo(output);
+    }
+    
+    private int memoizedSerializedSize = -1;
+    public override int SerializedSize {
+      get {
+        int size = memoizedSerializedSize;
+        if (size != -1) return size;
+        
+        size = 0;
+        foreach (self::RawMessageSet.Types.Item element in ItemList) {
+          size += pb::CodedOutputStream.ComputeGroupSize(1, element);
+        }
+        size += UnknownFields.SerializedSize;
+        memoizedSerializedSize = size;
+        return size;
+      }
+    }
+    
+    public static self::RawMessageSet ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::RawMessageSet parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::RawMessageSet ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::RawMessageSet> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::RawMessageSet prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::RawMessageSet, Builder> {
+      // Construct using self::RawMessageSet.CreateBuilder()
+      internal Builder() {}
+      
+      self::RawMessageSet result = new self::RawMessageSet();
+      
+      protected override self::RawMessageSet MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::RawMessageSet> Clear() {
+        result = new self::RawMessageSet();
+        return this;
+      }
+      
+      public override IBuilder<self::RawMessageSet> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::RawMessageSet.Descriptor; }
+      }
+      
+      public override self::RawMessageSet DefaultInstanceForType {
+        get { return self::RawMessageSet.DefaultInstance; }
+      }
+      
+      public override self::RawMessageSet BuildPartial() {
+        if (result.item_ != pbc::Lists<self::RawMessageSet.Types.Item>.Empty) {
+          result.item_ = pbc::Lists<self::RawMessageSet.Types.Item>.AsReadOnly(result.item_);
+        }
+        self::RawMessageSet returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      public override IBuilder MergeFrom(pb::IMessage other) {
+        if (other is self::RawMessageSet) {
+          return MergeFrom((self::RawMessageSet) other);
+        } else {
+          base.MergeFrom(other);
+          return this;
+        }
+      }
+      
+      public override IBuilder<self::RawMessageSet> MergeFrom(self::RawMessageSet other) {
+        if (other == self::RawMessageSet.DefaultInstance) return this;
+        if (other.item_.Count != 0) {
+          if (result.item_.Count == 0) {
+            result.item_ = new scg::List<self::RawMessageSet.Types.Item>();
+          }
+          base.AddRange(other.item_, result.item_);
+        }
+        this.MergeUnknownFields(other.UnknownFields);
+        return this;
+      }
+      
+      public override IBuilder<self::RawMessageSet> MergeFrom(pb::CodedInputStream input) {
+        return MergeFrom(input, pb::ExtensionRegistry.Empty);
+      }
+      
+      public override IBuilder<self::RawMessageSet> MergeFrom(pb::CodedInputStream input, pb::ExtensionRegistry extensionRegistry) {
+        pb::UnknownFieldSet.Builder unknownFields =
+          pb::UnknownFieldSet.CreateBuilder(this.UnknownFields);
+        while (true) {
+          uint tag = input.ReadTag();
+          switch (tag) {
+            case 0:
+              this.UnknownFields = unknownFields.Build();
+              return this;
+            default: {
+              if (!ParseUnknownField(input, unknownFields,
+                                     extensionRegistry, tag)) {
+                this.UnknownFields = unknownFields.Build();
+                return this;
+              }
+              break;
+            }
+            case 11: {
+              self::RawMessageSet.Types.Item.Builder subBuilder = self::RawMessageSet.Types.Item.CreateBuilder();
+              input.ReadGroup(1, subBuilder, extensionRegistry);
+              AddItem(subBuilder.BuildPartial());
+              break;
+            }
+          }
+        }
+      }
+      
+      
+      // repeated group Item = 1 {
+      public scg::IList<self::RawMessageSet.Types.Item> ItemList {
+        get { return pbc::Lists.AsReadOnly(result.item_); }
+      }
+      public int ItemCount {
+        get { return result.ItemCount; }
+      }
+      public self::RawMessageSet.Types.Item GetItem(int index) {
+        return result.GetItem(index);
+      }
+      public Builder SetItem(int index, self::RawMessageSet.Types.Item value) {
+        result.item_[index] = value;
+        return this;
+      }
+      public Builder SetItem(int index, self::RawMessageSet.Types.Item.Builder builderForValue) {
+        result.item_[index] = builderForValue.Build();
+        return this;
+      }
+      public Builder AddItem(self::RawMessageSet.Types.Item value) {
+        if (result.item_ == pbc::Lists<self::RawMessageSet.Types.Item>.Empty) {
+          result.item_ = new scg::List<self::RawMessageSet.Types.Item>();
+        }
+        result.item_.Add(value);
+        return this;
+      }
+      public Builder AddItem(self::RawMessageSet.Types.Item.Builder builderForValue) {
+        if (result.item_ == pbc::Lists<self::RawMessageSet.Types.Item>.Empty) {
+          result.item_ = new scg::List<self::RawMessageSet.Types.Item>();
+        }
+        result.item_.Add(builderForValue.Build());
+        return this;
+      }
+      public Builder AddRangeItem(scg::IEnumerable<self::RawMessageSet.Types.Item> values) {
+        if (result.item_ == pbc::Lists<self::RawMessageSet.Types.Item>.Empty) {
+          result.item_ = new scg::List<self::RawMessageSet.Types.Item>();
+        }
+        base.AddRange(values, result.item_);
+        return this;
+      }
+      public Builder ClearItem() {
+        result.item_ = pbc::Lists<self::RawMessageSet.Types.Item>.Empty;
+        return this;
+      }
+    }
+  }
+  
+  #endregion
+  
+  #region Services
+  #endregion
+}

csharp/ProtocolBuffers.Test/TestProtos/UnitTestOptimizeForProtoFile.cs

+// Generated by the protocol buffer compiler.  DO NOT EDIT!
+
+using pb = global::Google.ProtocolBuffers;
+using pbc = global::Google.ProtocolBuffers.Collections;
+using pbd = global::Google.ProtocolBuffers.Descriptors;
+using scg = global::System.Collections.Generic;
+using self = global::Google.ProtocolBuffers.TestProtos;
+
+namespace Google.ProtocolBuffers.TestProtos {
+  
+  public static partial class UnitTestOptimizeForProtoFile {
+  
+    #region Descriptor
+    public static pbd::FileDescriptor Descriptor {
+        get { return descriptor; }
+    }
+    private static readonly pbd::FileDescriptor descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom (
+        new byte[] {
+            0x0a, 0x2b, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x75, 0x6e, 
+            0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x5f, 0x6f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x5f, 0x66, 0x6f, 0x72, 0x2e, 
+            0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x11, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 0x74, 
+            0x74, 0x65, 0x73, 0x74, 0x1a, 0x1e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
+            0x66, 0x2f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x22, 0x9e, 0x01, 0x0a, 
+            0x14, 0x54, 0x65, 0x73, 0x74, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x64, 0x46, 0x6f, 0x72, 0x53, 0x69, 0x7a, 
+            0x65, 0x12, 0x09, 0x0a, 0x01, 0x69, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x12, 0x2e, 0x0a, 0x03, 0x6d, 0x73, 0x67, 0x18, 
+            0x13, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x5f, 0x75, 0x6e, 0x69, 
+            0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x46, 0x6f, 0x72, 0x65, 0x69, 0x67, 0x6e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 
+            0x2a, 0x09, 0x08, 0xe8, 0x07, 0x10, 0x80, 0x80, 0x80, 0x80, 0x02, 0x32, 0x40, 0x0a, 0x0e, 0x74, 0x65, 0x73, 0x74, 0x5f, 
+            0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x12, 0x27, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 
+            0x5f, 0x75, 0x6e, 0x69, 0x74, 0x74, 0x65, 0x73, 0x74, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 
+            0x7a, 0x65, 0x64, 0x46, 0x6f, 0x72, 0x53, 0x69, 0x7a, 0x65, 0x18, 0xd2, 0x09, 0x20, 0x01, 0x28, 0x05, 0x42, 0x45, 0x48, 
+            0x02, 0xc2, 0x3e, 0x21, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x42, 
+            0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 0x2e, 0x54, 0x65, 0x73, 0x74, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0xca, 0x3e, 0x1c, 
+            0x55, 0x6e, 0x69, 0x74, 0x54, 0x65, 0x73, 0x74, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x46, 0x6f, 0x72, 0x50, 
+            0x72, 0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 0x65, 
+        }, new pbd::FileDescriptor[] {
+                self::UnitTestProtoFile.Descriptor,
+        });
+    #endregion
+    
+    #region Extensions
+    /**/
+    #endregion
+    
+    #region Static variables
+    internal static readonly pbd::MessageDescriptor internal__static_protobuf_unittest_TestOptimizedForSize__Descriptor 
+        = Descriptor.MessageTypes[0];
+    internal static pb::FieldAccess.FieldAccessorTable internal__static_protobuf_unittest_TestOptimizedForSize__FieldAccessorTable
+        = new pb::FieldAccess.FieldAccessorTable(internal__static_protobuf_unittest_TestOptimizedForSize__Descriptor,
+            new string[] { "I", "Msg", },
+            typeof (self::TestOptimizedForSize),
+            typeof (self::TestOptimizedForSize.Builder));
+    #endregion
+    
+  }
+  
+  #region Enums
+  #endregion
+  
+  #region Messages
+  public sealed partial class TestOptimizedForSize : pb::ExtendableMessage<TestOptimizedForSize, TestOptimizedForSize.Builder> {
+    // Use TestOptimizedForSize.CreateBuilder() to construct.
+    private TestOptimizedForSize() {}
+    
+    private static readonly TestOptimizedForSize defaultInstance = new TestOptimizedForSize();
+    public static TestOptimizedForSize DefaultInstance {
+      get { return defaultInstance; }
+    }
+    
+    public override TestOptimizedForSize DefaultInstanceForType {
+      get { return defaultInstance; }
+    }
+    
+    public static pbd::MessageDescriptor Descriptor {
+      get { return self::UnitTestOptimizeForProtoFile.internal__static_protobuf_unittest_TestOptimizedForSize__Descriptor; }
+    }
+    
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+      get { return self::UnitTestOptimizeForProtoFile.internal__static_protobuf_unittest_TestOptimizedForSize__FieldAccessorTable; }
+    }
+    
+    #region Nested types
+    public static class Types {
+      public static readonly pb::GeneratedExtension<self::TestOptimizedForSize, int> TestExtension =
+            pb::GeneratedExtension.CreateExtension<self::TestOptimizedForSize, int>(Descriptor.Extensions[0]);
+    }
+    #endregion
+    
+    // optional int32 i = 1;
+    private bool hasI;
+    private int i_ = 0;
+    public bool HasI {
+      get { return hasI; }
+    }
+    public int I {
+      get { return i_; }
+    }
+    
+    // optional .protobuf_unittest.ForeignMessage msg = 19;
+    private bool hasMsg;
+    private self::ForeignMessage msg_ = self::ForeignMessage.DefaultInstance;
+    public bool HasMsg {
+      get { return hasMsg; }
+    }
+    public self::ForeignMessage Msg {
+      get { return msg_; }
+    }
+    
+    public static self::TestOptimizedForSize ParseFrom(pb::ByteString data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(pb::ByteString data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(byte[] data) {
+      return ((Builder) CreateBuilder().MergeFrom(data)).BuildParsed();
+    }
+    public static self::TestOptimizedForSize parseFrom(byte[] data,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(data, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(global::System.IO.Stream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(
+        global::System.IO.Stream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(pb::CodedInputStream input) {
+      return ((Builder) CreateBuilder().MergeFrom(input)).BuildParsed();
+    }
+    public static self::TestOptimizedForSize ParseFrom(pb::CodedInputStream input,
+        pb::ExtensionRegistry extensionRegistry) {
+      return ((Builder) CreateBuilder().MergeFrom(input, extensionRegistry))
+               .BuildParsed();
+    }
+    
+    public static Builder CreateBuilder() { return new Builder(); }
+    public override IBuilder<self::TestOptimizedForSize> CreateBuilderForType() { return new Builder(); }
+    public static Builder CreateBuilder(self::TestOptimizedForSize prototype) {
+      return (Builder) new Builder().MergeFrom(prototype);
+    }
+    
+    public sealed partial class Builder : pb::GeneratedBuilder<self::TestOptimizedForSize, self::TestOptimizedForSize.Builder>.ExtendableBuilder {
+      // Construct using self::TestOptimizedForSize.CreateBuilder()
+      internal Builder() {}
+      
+      self::TestOptimizedForSize result = new self::TestOptimizedForSize();
+      
+      protected override self::TestOptimizedForSize MessageBeingBuilt {
+        get { return result; }
+      }
+      
+      public override IBuilder<self::TestOptimizedForSize> Clear() {
+        result = new self::TestOptimizedForSize();
+        return this;
+      }
+      
+      public override IBuilder<self::TestOptimizedForSize> Clone() {
+        return new Builder().MergeFrom(result);
+      }
+      
+      public override pbd::MessageDescriptor DescriptorForType {
+        get { return self::TestOptimizedForSize.Descriptor; }
+      }
+      
+      public override self::TestOptimizedForSize DefaultInstanceForType {
+        get { return self::TestOptimizedForSize.DefaultInstance; }
+      }
+      
+      public override self::TestOptimizedForSize BuildPartial() {
+        self::TestOptimizedForSize returnMe = result;
+        result = null;
+        return returnMe;
+      }
+      
+      
+      // optional int32 i = 1;
+      public bool HasI {
+        get { return result.HasI; }
+      }
+      public int I {
+        get { return result.I; }
+        set { SetI(value); }
+      }
+      public Builder SetI(int value) {
+        result.hasI = true;
+        result.i_ = value;
+        return this;
+      }
+      public Builder ClearI() {
+        result.hasI = false;
+        result.i_ = 0;
+        return this;
+      }
+      
+      // optional .protobuf_unittest.ForeignMessage msg = 19;
+      public bool HasMsg {
+        get { return result.HasMsg; }
+      }
+      public self::ForeignMessage Msg {
+        get { return result.Msg; }
+        set { SetMsg(value); }
+      }
+      public Builder SetMsg(self::ForeignMessage value) {
+        result.hasMsg = true;
+        result.msg_ = value;
+        return this;
+      }
+      public Builder SetMsg(self::ForeignMessage.Builder builderForValue) {
+        result.hasMsg = true;
+        result.msg_ = builderForValue.Build();
+        return this;
+      }
+      public Builder MergeMsg(self::ForeignMessage value) {
+        if (result.HasMsg &&
+            result.msg_ != self::ForeignMessage.DefaultInstance) {
+          result.msg_ =
+            self::ForeignMessage.CreateBuilder(result.msg_).MergeFrom(value).BuildPartial();
+        } else {
+          result.msg_ = value;
+        }
+        result.hasMsg = true;
+        return this;
+      }
+      public Builder ClearMsg() {
+        result.hasMsg = false;
+        result.msg_ = self::ForeignMessage.DefaultInstance;
+        return this;
+      }
+    }
+  }
+  
+  #endregion
+  
+  #region Services
+  #endregion
+}

csharp/ProtocolBuffers.Test/TestUtil.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+using System.IO;
+
+namespace Google.ProtocolBuffers {
+  internal static class TestUtil {
+
+    private static DirectoryInfo testDataDirectory;
+
+    internal static DirectoryInfo TestDataDirectory {
+      get {
+        if (testDataDirectory != null) {
+          return testDataDirectory;
+        }
+
+        DirectoryInfo ancestor = new DirectoryInfo(".");
+        // Search each parent directory looking for "src/google/protobuf".
+        while (ancestor != null) {
+          string candidate = Path.Combine(ancestor.FullName, "src/google/protobuf");
+          if (Directory.Exists(candidate)) {
+            testDataDirectory = new DirectoryInfo(candidate);
+            return testDataDirectory;
+          }
+          ancestor = ancestor.Parent;
+        }
+        // TODO(jonskeet): Come up with a better exception to throw
+        throw new Exception("Unable to find directory containing test files");
+      }
+    }
+  }
+}

csharp/ProtocolBuffers/CodedInputStream.cs

@@ -142,6 +142,7 @@ namespace Google.ProtocolBuffers {
     /// Read a double field from the stream.
     /// </summary>
     public double ReadDouble() {
+      // TODO(jonskeet): Test this on different endiannesses
       return BitConverter.Int64BitsToDouble((long) ReadRawLittleEndian64());
     }
 
@@ -149,9 +150,10 @@ namespace Google.ProtocolBuffers {
     /// Read a float field from the stream.
     /// </summary>
     public float ReadFloat() {
-      //return Float.intBitsToFloat(readRawLittleEndian32());
-      // FIXME implement!
-      throw new NotImplementedException();
+      // TODO(jonskeet): Test this on different endiannesses
+      uint raw = ReadRawLittleEndian32();
+      byte[] rawBytes = BitConverter.GetBytes(raw);
+      return BitConverter.ToSingle(rawBytes, 0);
     }
 
     /// <summary>

csharp/ProtocolBuffers/CodedOutputStream.cs

@@ -98,6 +98,7 @@ namespace Google.ProtocolBuffers {
     /// Writes a double field value, including tag, to the stream.
     /// </summary>
     public void WriteDouble(int fieldNumber, double value) {
+      // TODO(jonskeet): Test this on different endiannesses
       WriteTag(fieldNumber, WireFormat.WireType.Fixed64);
       WriteRawLittleEndian64((ulong)BitConverter.DoubleToInt64Bits(value));
     }
@@ -107,8 +108,10 @@ namespace Google.ProtocolBuffers {
     /// </summary>
     public void WriteFloat(int fieldNumber, float value) {
       WriteTag(fieldNumber, WireFormat.WireType.Fixed32);
-      // FIXME: How do we convert a single to 32 bits? (Without unsafe code)
-      //WriteRawLittleEndian32(BitConverter.SingleT(value));
+      // TODO(jonskeet): Test this on different endiannesses
+      byte[] rawBytes = BitConverter.GetBytes(value);
+      uint asInteger = BitConverter.ToUInt32(rawBytes, 0);
+      WriteRawLittleEndian32(asInteger);
     }
 
     /// <summary>
@@ -434,7 +437,7 @@ namespace Google.ProtocolBuffers {
     /// Compute the number of bytes that would be needed to encode a
     /// fixed64 field, including the tag.
     /// </summary>
-    public static int ComputeFixed64Size(int fieldNumber, long value) {
+    public static int ComputeFixed64Size(int fieldNumber, ulong value) {
       return ComputeTagSize(fieldNumber) + LittleEndian64Size;
     }
 
@@ -442,7 +445,7 @@ namespace Google.ProtocolBuffers {
     /// Compute the number of bytes that would be needed to encode a
     /// fixed32 field, including the tag.
     /// </summary>
-    public static int ComputeFixed32Size(int fieldNumber, int value) {
+    public static int ComputeFixed32Size(int fieldNumber, uint value) {
       return ComputeTagSize(fieldNumber) + LittleEndian32Size;
     }
 
@@ -625,8 +628,8 @@ namespace Google.ProtocolBuffers {
         case FieldType.Int64: return ComputeInt64Size(fieldNumber, (long)value);
         case FieldType.UInt64: return ComputeUInt64Size(fieldNumber, (ulong)value);
         case FieldType.Int32: return ComputeInt32Size(fieldNumber, (int)value);
-        case FieldType.Fixed64: return ComputeFixed64Size(fieldNumber, (long)value);
-        case FieldType.Fixed32: return ComputeFixed32Size(fieldNumber, (int)value);
+        case FieldType.Fixed64: return ComputeFixed64Size(fieldNumber, (ulong)value);
+        case FieldType.Fixed32: return ComputeFixed32Size(fieldNumber, (uint)value);
         case FieldType.Bool: return ComputeBoolSize(fieldNumber, (bool)value);
         case FieldType.String: return ComputeStringSize(fieldNumber, (string)value);
         case FieldType.Group: return ComputeGroupSize(fieldNumber, (IMessage)value);

csharp/ProtocolBuffers/DescriptorProtos/DescriptorProtoFile.cs

@@ -16,152 +16,152 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
     }
     private static readonly pbd::FileDescriptor descriptor = pbd::FileDescriptor.InternalBuildGeneratedFileFrom (
         new byte[] {
-            0x0a, 0x24, 0x73, 0x72, 0x63, 0x2f, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
-            0x66, 0x2f, 0x64, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0f, 
-            0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x22, 0xdc, 0x02, 0x0a, 0x13, 
-            0x46, 0x69, 0x6c, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 
-            0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x0f, 0x0a, 0x07, 0x70, 0x61, 0x63, 
-            0x6b, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x12, 0x12, 0x0a, 0x0a, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 
-            0x65, 0x6e, 0x63, 0x79, 0x18, 0x03, 0x20, 0x03, 0x28, 0x09, 0x12, 0x36, 0x0a, 0x0c, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 
-            0x65, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x04, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x20, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 
-            0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 
-            0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x37, 0x0a, 0x09, 0x65, 0x6e, 0x75, 0x6d, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 
-            0x05, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x24, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 
-            0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 
-            0x6f, 0x74, 0x6f, 0x12, 0x38, 0x0a, 0x07, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x18, 0x06, 0x20, 0x03, 0x28, 0x0b, 
-            0x32, 0x27, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x53, 
-            0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 
-            0x6f, 0x12, 0x38, 0x0a, 0x09, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x07, 0x20, 0x03, 0x28, 0x0b, 
-            0x32, 0x25, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 
-            0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 
-            0x2d, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x08, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1c, 0x2e, 0x67, 
-            0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x6c, 0x65, 0x4f, 
-            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0xa9, 0x03, 0x0a, 0x0f, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 
-            0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 
-            0x12, 0x34, 0x0a, 0x05, 0x66, 0x69, 0x65, 0x6c, 0x64, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x25, 0x2e, 0x67, 0x6f, 
-            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 
-            0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x38, 0x0a, 0x09, 0x65, 0x78, 
-            0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x06, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x25, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 
-            0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 
-            0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x35, 0x0a, 0x0b, 0x6e, 0x65, 0x73, 0x74, 
-            0x65, 0x64, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x20, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 
-            0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 
-            0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x37, 0x0a, 0x09, 0x65, 0x6e, 0x75, 0x6d, 0x5f, 0x74, 0x79, 0x70, 0x65, 
-            0x18, 0x04, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x24, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 
-            0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 
-            0x72, 0x6f, 0x74, 0x6f, 0x12, 0x48, 0x0a, 0x0f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x5f, 0x72, 0x61, 
-            0x6e, 0x67, 0x65, 0x18, 0x05, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x2f, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 
-            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 
-            0x6f, 0x74, 0x6f, 0x2e, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x52, 0x61, 0x6e, 0x67, 0x65, 0x12, 0x30, 
-            0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x07, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1f, 0x2e, 0x67, 0x6f, 
-            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 
-            0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x1a, 0x2c, 0x0a, 0x0e, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 
-            0x6e, 0x52, 0x61, 0x6e, 0x67, 0x65, 0x12, 0x0d, 0x0a, 0x05, 0x73, 0x74, 0x61, 0x72, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 
-            0x05, 0x12, 0x0b, 0x0a, 0x03, 0x65, 0x6e, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x22, 0x94, 0x05, 0x0a, 0x14, 0x46, 
-            0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 
-            0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x0e, 0x0a, 0x06, 0x6e, 0x75, 0x6d, 
-            0x62, 0x65, 0x72, 0x18, 0x03, 0x20, 0x01, 0x28, 0x05, 0x12, 0x3a, 0x0a, 0x05, 0x6c, 0x61, 0x62, 0x65, 0x6c, 0x18, 0x04, 
-            0x20, 0x01, 0x28, 0x0e, 0x32, 0x2b, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 
-            0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 
-            0x6f, 0x74, 0x6f, 0x2e, 0x4c, 0x61, 0x62, 0x65, 0x6c, 0x12, 0x38, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x05, 0x20, 
-            0x01, 0x28, 0x0e, 0x32, 0x2a, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
-            0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 
-            0x74, 0x6f, 0x2e, 0x54, 0x79, 0x70, 0x65, 0x12, 0x11, 0x0a, 0x09, 0x74, 0x79, 0x70, 0x65, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 
-            0x18, 0x06, 0x20, 0x01, 0x28, 0x09, 0x12, 0x10, 0x0a, 0x08, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x64, 0x65, 0x65, 0x18, 0x02, 
-            0x20, 0x01, 0x28, 0x09, 0x12, 0x15, 0x0a, 0x0d, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74, 0x5f, 0x76, 0x61, 0x6c, 0x75, 
-            0x65, 0x18, 0x07, 0x20, 0x01, 0x28, 0x09, 0x12, 0x2e, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x08, 
-            0x20, 0x01, 0x28, 0x0b, 0x32, 0x1d, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 
-            0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0xb6, 0x02, 0x0a, 0x04, 
-            0x54, 0x79, 0x70, 0x65, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x44, 0x4f, 0x55, 0x42, 0x4c, 0x45, 0x10, 
-            0x01, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x4c, 0x4f, 0x41, 0x54, 0x10, 0x02, 0x12, 0x0e, 0x0a, 
-            0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x49, 0x4e, 0x54, 0x36, 0x34, 0x10, 0x03, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 
-            0x45, 0x5f, 0x55, 0x49, 0x4e, 0x54, 0x36, 0x34, 0x10, 0x04, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x49, 
-            0x4e, 0x54, 0x33, 0x32, 0x10, 0x05, 0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x49, 0x58, 0x45, 0x44, 
-            0x36, 0x34, 0x10, 0x06, 0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x49, 0x58, 0x45, 0x44, 0x33, 0x32, 
-            0x10, 0x07, 0x12, 0x0d, 0x0a, 0x09, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x42, 0x4f, 0x4f, 0x4c, 0x10, 0x08, 0x12, 0x0f, 0x0a, 
-            0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x53, 0x54, 0x52, 0x49, 0x4e, 0x47, 0x10, 0x09, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 
-            0x50, 0x45, 0x5f, 0x47, 0x52, 0x4f, 0x55, 0x50, 0x10, 0x0a, 0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x4d, 
-            0x45, 0x53, 0x53, 0x41, 0x47, 0x45, 0x10, 0x0b, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x42, 0x59, 0x54, 
-            0x45, 0x53, 0x10, 0x0c, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x55, 0x49, 0x4e, 0x54, 0x33, 0x32, 0x10, 
-            0x0d, 0x12, 0x0d, 0x0a, 0x09, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x45, 0x4e, 0x55, 0x4d, 0x10, 0x0e, 0x12, 0x11, 0x0a, 0x0d, 
-            0x54, 0x59, 0x50, 0x45, 0x5f, 0x53, 0x46, 0x49, 0x58, 0x45, 0x44, 0x33, 0x32, 0x10, 0x14, 0x12, 0x11, 0x0a, 0x0d, 0x54, 
-            0x59, 0x50, 0x45, 0x5f, 0x53, 0x46, 0x49, 0x58, 0x45, 0x44, 0x36, 0x34, 0x10, 0x10, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 
-            0x50, 0x45, 0x5f, 0x53, 0x49, 0x4e, 0x54, 0x33, 0x32, 0x10, 0x11, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 
-            0x53, 0x49, 0x4e, 0x54, 0x36, 0x34, 0x10, 0x12, 0x22, 0x43, 0x0a, 0x05, 0x4c, 0x61, 0x62, 0x65, 0x6c, 0x12, 0x12, 0x0a, 
-            0x0e, 0x4c, 0x41, 0x42, 0x45, 0x4c, 0x5f, 0x4f, 0x50, 0x54, 0x49, 0x4f, 0x4e, 0x41, 0x4c, 0x10, 0x01, 0x12, 0x12, 0x0a, 
-            0x0e, 0x4c, 0x41, 0x42, 0x45, 0x4c, 0x5f, 0x52, 0x45, 0x51, 0x55, 0x49, 0x52, 0x45, 0x44, 0x10, 0x02, 0x12, 0x12, 0x0a, 
-            0x0e, 0x4c, 0x41, 0x42, 0x45, 0x4c, 0x5f, 0x52, 0x45, 0x50, 0x45, 0x41, 0x54, 0x45, 0x44, 0x10, 0x03, 0x22, 0x8c, 0x01, 
-            0x0a, 0x13, 0x45, 0x6e, 0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 
-            0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x38, 0x0a, 0x05, 0x76, 
-            0x61, 0x6c, 0x75, 0x65, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x29, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 
-            0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x44, 0x65, 
-            0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x2d, 0x0a, 0x07, 0x6f, 0x70, 0x74, 
-            0x69, 0x6f, 0x6e, 0x73, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1c, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 
-            0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 
-            0x22, 0x6c, 0x0a, 0x18, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 
-            0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 
-            0x28, 0x09, 0x12, 0x0e, 0x0a, 0x06, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x12, 0x32, 
-            0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x67, 0x6f, 
-            0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 
-            0x6c, 0x75, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x90, 0x01, 0x0a, 0x16, 0x53, 0x65, 0x72, 0x76, 0x69, 
-            0x63, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 
-            0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x36, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 
-            0x64, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x26, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 
-            0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 
-            0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x30, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x03, 
-            0x20, 0x01, 0x28, 0x0b, 0x32, 0x1f, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 
-            0x75, 0x66, 0x2e, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x7f, 0x0a, 
-            0x15, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 
-            0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x12, 0x0a, 0x0a, 
-            0x69, 0x6e, 0x70, 0x75, 0x74, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x12, 0x13, 0x0a, 0x0b, 
-            0x6f, 0x75, 0x74, 0x70, 0x75, 0x74, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x12, 0x2f, 0x0a, 
-            0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1e, 0x2e, 0x67, 0x6f, 0x6f, 
-            0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x4f, 
-            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x88, 0x03, 0x0a, 0x0b, 0x46, 0x69, 0x6c, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 
-            0x6e, 0x73, 0x12, 0x14, 0x0a, 0x0c, 0x6a, 0x61, 0x76, 0x61, 0x5f, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x18, 0x01, 
-            0x20, 0x01, 0x28, 0x09, 0x12, 0x1c, 0x0a, 0x14, 0x6a, 0x61, 0x76, 0x61, 0x5f, 0x6f, 0x75, 0x74, 0x65, 0x72, 0x5f, 0x63, 
-            0x6c, 0x61, 0x73, 0x73, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x08, 0x20, 0x01, 0x28, 0x09, 0x12, 0x22, 0x0a, 0x13, 0x6a, 0x61, 
-            0x76, 0x61, 0x5f, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x70, 0x6c, 0x65, 0x5f, 0x66, 0x69, 0x6c, 0x65, 0x73, 0x18, 0x0a, 0x20, 
-            0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x12, 0x4a, 0x0a, 0x0c, 0x6f, 0x70, 0x74, 0x69, 0x6d, 0x69, 
-            0x7a, 0x65, 0x5f, 0x66, 0x6f, 0x72, 0x18, 0x09, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x29, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 
+            0x0a, 0x20, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2f, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2f, 0x64, 0x65, 
+            0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0f, 0x67, 0x6f, 0x6f, 0x67, 
+            0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x22, 0xdc, 0x02, 0x0a, 0x13, 0x46, 0x69, 0x6c, 0x65, 
+            0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 
+            0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x0f, 0x0a, 0x07, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 
+            0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x12, 0x12, 0x0a, 0x0a, 0x64, 0x65, 0x70, 0x65, 0x6e, 0x64, 0x65, 0x6e, 0x63, 0x79, 
+            0x18, 0x03, 0x20, 0x03, 0x28, 0x09, 0x12, 0x36, 0x0a, 0x0c, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x74, 0x79, 
+            0x70, 0x65, 0x18, 0x04, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x20, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 
+            0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 
+            0x74, 0x6f, 0x12, 0x37, 0x0a, 0x09, 0x65, 0x6e, 0x75, 0x6d, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x05, 0x20, 0x03, 0x28, 
+            0x0b, 0x32, 0x24, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 
+            0x45, 0x6e, 0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 
+            0x38, 0x0a, 0x07, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x18, 0x06, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x27, 0x2e, 0x67, 
+            0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x53, 0x65, 0x72, 0x76, 0x69, 
+            0x63, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x38, 0x0a, 
+            0x09, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x18, 0x07, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x25, 0x2e, 0x67, 
+            0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 
+            0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x2d, 0x0a, 0x07, 0x6f, 
+            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x08, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1c, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 
             0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x6c, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 
-            0x6e, 0x73, 0x2e, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x4d, 0x6f, 0x64, 0x65, 0x3a, 0x09, 0x43, 0x4f, 0x44, 
-            0x45, 0x5f, 0x53, 0x49, 0x5a, 0x45, 0x12, 0x19, 0x0a, 0x10, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6e, 0x61, 0x6d, 
-            0x65, 0x73, 0x70, 0x61, 0x63, 0x65, 0x18, 0xe8, 0x07, 0x20, 0x01, 0x28, 0x09, 0x12, 0x1e, 0x0a, 0x15, 0x63, 0x73, 0x68, 
-            0x61, 0x72, 0x70, 0x5f, 0x66, 0x69, 0x6c, 0x65, 0x5f, 0x63, 0x6c, 0x61, 0x73, 0x73, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0xe9, 
-            0x07, 0x20, 0x01, 0x28, 0x09, 0x12, 0x25, 0x0a, 0x15, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6d, 0x75, 0x6c, 0x74, 
-            0x69, 0x70, 0x6c, 0x65, 0x5f, 0x66, 0x69, 0x6c, 0x65, 0x73, 0x18, 0xea, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 
-            0x61, 0x6c, 0x73, 0x65, 0x12, 0x23, 0x0a, 0x13, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6e, 0x65, 0x73, 0x74, 0x5f, 
-            0x63, 0x6c, 0x61, 0x73, 0x73, 0x65, 0x73, 0x18, 0xeb, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 
-            0x65, 0x12, 0x24, 0x0a, 0x15, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x5f, 0x63, 
-            0x6c, 0x61, 0x73, 0x73, 0x65, 0x73, 0x18, 0xec, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x04, 0x74, 0x72, 0x75, 0x65, 0x22, 
-            0x28, 0x0a, 0x0c, 0x4f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x4d, 0x6f, 0x64, 0x65, 0x12, 0x09, 0x0a, 0x05, 0x53, 
-            0x50, 0x45, 0x45, 0x44, 0x10, 0x01, 0x12, 0x0d, 0x0a, 0x09, 0x43, 0x4f, 0x44, 0x45, 0x5f, 0x53, 0x49, 0x5a, 0x45, 0x10, 
-            0x02, 0x22, 0x38, 0x0a, 0x0e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x12, 
-            0x26, 0x0a, 0x17, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x73, 0x65, 0x74, 0x5f, 0x77, 0x69, 0x72, 0x65, 0x5f, 
-            0x66, 0x6f, 0x72, 0x6d, 0x61, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x22, 
-            0x85, 0x01, 0x0a, 0x0c, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x12, 0x32, 0x0a, 0x05, 
-            0x63, 0x74, 0x79, 0x70, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x23, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 
-            0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 
-            0x6e, 0x73, 0x2e, 0x43, 0x54, 0x79, 0x70, 0x65, 0x12, 0x1c, 0x0a, 0x14, 0x65, 0x78, 0x70, 0x65, 0x72, 0x69, 0x6d, 0x65, 
-            0x6e, 0x74, 0x61, 0x6c, 0x5f, 0x6d, 0x61, 0x70, 0x5f, 0x6b, 0x65, 0x79, 0x18, 0x09, 0x20, 0x01, 0x28, 0x09, 0x22, 0x23, 
-            0x0a, 0x05, 0x43, 0x54, 0x79, 0x70, 0x65, 0x12, 0x08, 0x0a, 0x04, 0x43, 0x4f, 0x52, 0x44, 0x10, 0x01, 0x12, 0x10, 0x0a, 
-            0x0c, 0x53, 0x54, 0x52, 0x49, 0x4e, 0x47, 0x5f, 0x50, 0x49, 0x45, 0x43, 0x45, 0x10, 0x02, 0x22, 0x0d, 0x0a, 0x0b, 0x45, 
-            0x6e, 0x75, 0x6d, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x12, 0x0a, 0x10, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 
-            0x6c, 0x75, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x10, 0x0a, 0x0e, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 
-            0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x0f, 0x0a, 0x0d, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x4f, 0x70, 
-            0x74, 0x69, 0x6f, 0x6e, 0x73, 0x42, 0x72, 0x0a, 0x13, 0x63, 0x6f, 0x6d, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 
-            0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x42, 0x10, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 
-            0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0x48, 0x01, 0xc2, 0x3e, 0x27, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 
-            0x6f, 0x74, 0x6f, 0x63, 0x6f, 0x6c, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 
-            0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0xca, 0x3e, 0x13, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 
-            0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 0x65, 0xd0, 0x3e, 0x00, 0xd8, 0x3e, 0x00, 0xe0, 0x3e, 
-            0x01, 
+            0x6e, 0x73, 0x22, 0xa9, 0x03, 0x0a, 0x0f, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 
+            0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x34, 0x0a, 0x05, 
+            0x66, 0x69, 0x65, 0x6c, 0x64, 0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x25, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 
+            0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 
+            0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x38, 0x0a, 0x09, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 
+            0x69, 0x6f, 0x6e, 0x18, 0x06, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x25, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 
+            0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x35, 0x0a, 0x0b, 0x6e, 0x65, 0x73, 0x74, 0x65, 0x64, 0x5f, 0x74, 
+            0x79, 0x70, 0x65, 0x18, 0x03, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x20, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 
+            0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 
+            0x6f, 0x74, 0x6f, 0x12, 0x37, 0x0a, 0x09, 0x65, 0x6e, 0x75, 0x6d, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x04, 0x20, 0x03, 
+            0x28, 0x0b, 0x32, 0x24, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 
+            0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 
+            0x12, 0x48, 0x0a, 0x0f, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x5f, 0x72, 0x61, 0x6e, 0x67, 0x65, 0x18, 
+            0x05, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x2f, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 
+            0x62, 0x75, 0x66, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 
+            0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x52, 0x61, 0x6e, 0x67, 0x65, 0x12, 0x30, 0x0a, 0x07, 0x6f, 0x70, 
+            0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x07, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1f, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 
+            0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x4f, 0x70, 0x74, 
+            0x69, 0x6f, 0x6e, 0x73, 0x1a, 0x2c, 0x0a, 0x0e, 0x45, 0x78, 0x74, 0x65, 0x6e, 0x73, 0x69, 0x6f, 0x6e, 0x52, 0x61, 0x6e, 
+            0x67, 0x65, 0x12, 0x0d, 0x0a, 0x05, 0x73, 0x74, 0x61, 0x72, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x05, 0x12, 0x0b, 0x0a, 
+            0x03, 0x65, 0x6e, 0x64, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x22, 0x94, 0x05, 0x0a, 0x14, 0x46, 0x69, 0x65, 0x6c, 0x64, 
+            0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 
+            0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x0e, 0x0a, 0x06, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x18, 
+            0x03, 0x20, 0x01, 0x28, 0x05, 0x12, 0x3a, 0x0a, 0x05, 0x6c, 0x61, 0x62, 0x65, 0x6c, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0e, 
+            0x32, 0x2b, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 
+            0x69, 0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 
+            0x4c, 0x61, 0x62, 0x65, 0x6c, 0x12, 0x38, 0x0a, 0x04, 0x74, 0x79, 0x70, 0x65, 0x18, 0x05, 0x20, 0x01, 0x28, 0x0e, 0x32, 
+            0x2a, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 
+            0x65, 0x6c, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x2e, 0x54, 
+            0x79, 0x70, 0x65, 0x12, 0x11, 0x0a, 0x09, 0x74, 0x79, 0x70, 0x65, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x06, 0x20, 0x01, 
+            0x28, 0x09, 0x12, 0x10, 0x0a, 0x08, 0x65, 0x78, 0x74, 0x65, 0x6e, 0x64, 0x65, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 
+            0x12, 0x15, 0x0a, 0x0d, 0x64, 0x65, 0x66, 0x61, 0x75, 0x6c, 0x74, 0x5f, 0x76, 0x61, 0x6c, 0x75, 0x65, 0x18, 0x07, 0x20, 
+            0x01, 0x28, 0x09, 0x12, 0x2e, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x08, 0x20, 0x01, 0x28, 0x0b, 
+            0x32, 0x1d, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 
+            0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0xb6, 0x02, 0x0a, 0x04, 0x54, 0x79, 0x70, 0x65, 
+            0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x44, 0x4f, 0x55, 0x42, 0x4c, 0x45, 0x10, 0x01, 0x12, 0x0e, 0x0a, 
+            0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x4c, 0x4f, 0x41, 0x54, 0x10, 0x02, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 
+            0x45, 0x5f, 0x49, 0x4e, 0x54, 0x36, 0x34, 0x10, 0x03, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x55, 0x49, 
+            0x4e, 0x54, 0x36, 0x34, 0x10, 0x04, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x49, 0x4e, 0x54, 0x33, 0x32, 
+            0x10, 0x05, 0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x49, 0x58, 0x45, 0x44, 0x36, 0x34, 0x10, 0x06, 
+            0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x46, 0x49, 0x58, 0x45, 0x44, 0x33, 0x32, 0x10, 0x07, 0x12, 0x0d, 
+            0x0a, 0x09, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x42, 0x4f, 0x4f, 0x4c, 0x10, 0x08, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 
+            0x45, 0x5f, 0x53, 0x54, 0x52, 0x49, 0x4e, 0x47, 0x10, 0x09, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x47, 
+            0x52, 0x4f, 0x55, 0x50, 0x10, 0x0a, 0x12, 0x10, 0x0a, 0x0c, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x4d, 0x45, 0x53, 0x53, 0x41, 
+            0x47, 0x45, 0x10, 0x0b, 0x12, 0x0e, 0x0a, 0x0a, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x42, 0x59, 0x54, 0x45, 0x53, 0x10, 0x0c, 
+            0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x55, 0x49, 0x4e, 0x54, 0x33, 0x32, 0x10, 0x0d, 0x12, 0x0d, 0x0a, 
+            0x09, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x45, 0x4e, 0x55, 0x4d, 0x10, 0x0e, 0x12, 0x11, 0x0a, 0x0d, 0x54, 0x59, 0x50, 0x45, 
+            0x5f, 0x53, 0x46, 0x49, 0x58, 0x45, 0x44, 0x33, 0x32, 0x10, 0x0f, 0x12, 0x11, 0x0a, 0x0d, 0x54, 0x59, 0x50, 0x45, 0x5f, 
+            0x53, 0x46, 0x49, 0x58, 0x45, 0x44, 0x36, 0x34, 0x10, 0x10, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x53, 
+            0x49, 0x4e, 0x54, 0x33, 0x32, 0x10, 0x11, 0x12, 0x0f, 0x0a, 0x0b, 0x54, 0x59, 0x50, 0x45, 0x5f, 0x53, 0x49, 0x4e, 0x54, 
+            0x36, 0x34, 0x10, 0x12, 0x22, 0x43, 0x0a, 0x05, 0x4c, 0x61, 0x62, 0x65, 0x6c, 0x12, 0x12, 0x0a, 0x0e, 0x4c, 0x41, 0x42, 
+            0x45, 0x4c, 0x5f, 0x4f, 0x50, 0x54, 0x49, 0x4f, 0x4e, 0x41, 0x4c, 0x10, 0x01, 0x12, 0x12, 0x0a, 0x0e, 0x4c, 0x41, 0x42, 
+            0x45, 0x4c, 0x5f, 0x52, 0x45, 0x51, 0x55, 0x49, 0x52, 0x45, 0x44, 0x10, 0x02, 0x12, 0x12, 0x0a, 0x0e, 0x4c, 0x41, 0x42, 
+            0x45, 0x4c, 0x5f, 0x52, 0x45, 0x50, 0x45, 0x41, 0x54, 0x45, 0x44, 0x10, 0x03, 0x22, 0x8c, 0x01, 0x0a, 0x13, 0x45, 0x6e, 
+            0x75, 0x6d, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 
+            0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x38, 0x0a, 0x05, 0x76, 0x61, 0x6c, 0x75, 0x65, 
+            0x18, 0x02, 0x20, 0x03, 0x28, 0x0b, 0x32, 0x29, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 
+            0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 
+            0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x2d, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 
+            0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1c, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 
+            0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x6c, 0x0a, 0x18, 
+            0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 
+            0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x0e, 
+            0x0a, 0x06, 0x6e, 0x75, 0x6d, 0x62, 0x65, 0x72, 0x18, 0x02, 0x20, 0x01, 0x28, 0x05, 0x12, 0x32, 0x0a, 0x07, 0x6f, 0x70, 
+            0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 
+            0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x4f, 
+            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x90, 0x01, 0x0a, 0x16, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x44, 0x65, 
+            0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 0x0a, 0x04, 0x6e, 0x61, 0x6d, 
+            0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x36, 0x0a, 0x06, 0x6d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x18, 0x02, 0x20, 
+            0x03, 0x28, 0x0b, 0x32, 0x26, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 
+            0x66, 0x2e, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 
+            0x6f, 0x74, 0x6f, 0x12, 0x30, 0x0a, 0x07, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x18, 0x03, 0x20, 0x01, 0x28, 0x0b, 
+            0x32, 0x1f, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x53, 
+            0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x7f, 0x0a, 0x15, 0x4d, 0x65, 0x74, 
+            0x68, 0x6f, 0x64, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x12, 0x0c, 
+            0x0a, 0x04, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 0x12, 0x12, 0x0a, 0x0a, 0x69, 0x6e, 0x70, 0x75, 
+            0x74, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x12, 0x13, 0x0a, 0x0b, 0x6f, 0x75, 0x74, 0x70, 
+            0x75, 0x74, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x18, 0x03, 0x20, 0x01, 0x28, 0x09, 0x12, 0x2f, 0x0a, 0x07, 0x6f, 0x70, 0x74, 
+            0x69, 0x6f, 0x6e, 0x73, 0x18, 0x04, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x1e, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 
+            0x70, 0x72, 0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 
+            0x6e, 0x73, 0x22, 0x88, 0x03, 0x0a, 0x0b, 0x46, 0x69, 0x6c, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x12, 0x14, 
+            0x0a, 0x0c, 0x6a, 0x61, 0x76, 0x61, 0x5f, 0x70, 0x61, 0x63, 0x6b, 0x61, 0x67, 0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x09, 
+            0x12, 0x1c, 0x0a, 0x14, 0x6a, 0x61, 0x76, 0x61, 0x5f, 0x6f, 0x75, 0x74, 0x65, 0x72, 0x5f, 0x63, 0x6c, 0x61, 0x73, 0x73, 
+            0x6e, 0x61, 0x6d, 0x65, 0x18, 0x08, 0x20, 0x01, 0x28, 0x09, 0x12, 0x22, 0x0a, 0x13, 0x6a, 0x61, 0x76, 0x61, 0x5f, 0x6d, 
+            0x75, 0x6c, 0x74, 0x69, 0x70, 0x6c, 0x65, 0x5f, 0x66, 0x69, 0x6c, 0x65, 0x73, 0x18, 0x0a, 0x20, 0x01, 0x28, 0x08, 0x3a, 
+            0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x12, 0x4a, 0x0a, 0x0c, 0x6f, 0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x5f, 0x66, 
+            0x6f, 0x72, 0x18, 0x09, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x29, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 
+            0x6f, 0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x6c, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x2e, 0x4f, 
+            0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x4d, 0x6f, 0x64, 0x65, 0x3a, 0x09, 0x43, 0x4f, 0x44, 0x45, 0x5f, 0x53, 0x49, 
+            0x5a, 0x45, 0x12, 0x19, 0x0a, 0x10, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6e, 0x61, 0x6d, 0x65, 0x73, 0x70, 0x61, 
+            0x63, 0x65, 0x18, 0xe8, 0x07, 0x20, 0x01, 0x28, 0x09, 0x12, 0x1e, 0x0a, 0x15, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 
+            0x66, 0x69, 0x6c, 0x65, 0x5f, 0x63, 0x6c, 0x61, 0x73, 0x73, 0x6e, 0x61, 0x6d, 0x65, 0x18, 0xe9, 0x07, 0x20, 0x01, 0x28, 
+            0x09, 0x12, 0x25, 0x0a, 0x15, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6d, 0x75, 0x6c, 0x74, 0x69, 0x70, 0x6c, 0x65, 
+            0x5f, 0x66, 0x69, 0x6c, 0x65, 0x73, 0x18, 0xea, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 
+            0x12, 0x23, 0x0a, 0x13, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x6e, 0x65, 0x73, 0x74, 0x5f, 0x63, 0x6c, 0x61, 0x73, 
+            0x73, 0x65, 0x73, 0x18, 0xeb, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x12, 0x24, 0x0a, 
+            0x15, 0x63, 0x73, 0x68, 0x61, 0x72, 0x70, 0x5f, 0x70, 0x75, 0x62, 0x6c, 0x69, 0x63, 0x5f, 0x63, 0x6c, 0x61, 0x73, 0x73, 
+            0x65, 0x73, 0x18, 0xec, 0x07, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x04, 0x74, 0x72, 0x75, 0x65, 0x22, 0x28, 0x0a, 0x0c, 0x4f, 
+            0x70, 0x74, 0x69, 0x6d, 0x69, 0x7a, 0x65, 0x4d, 0x6f, 0x64, 0x65, 0x12, 0x09, 0x0a, 0x05, 0x53, 0x50, 0x45, 0x45, 0x44, 
+            0x10, 0x01, 0x12, 0x0d, 0x0a, 0x09, 0x43, 0x4f, 0x44, 0x45, 0x5f, 0x53, 0x49, 0x5a, 0x45, 0x10, 0x02, 0x22, 0x38, 0x0a, 
+            0x0e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x12, 0x26, 0x0a, 0x17, 0x6d, 
+            0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x5f, 0x73, 0x65, 0x74, 0x5f, 0x77, 0x69, 0x72, 0x65, 0x5f, 0x66, 0x6f, 0x72, 0x6d, 
+            0x61, 0x74, 0x18, 0x01, 0x20, 0x01, 0x28, 0x08, 0x3a, 0x05, 0x66, 0x61, 0x6c, 0x73, 0x65, 0x22, 0x85, 0x01, 0x0a, 0x0c, 
+            0x46, 0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x12, 0x32, 0x0a, 0x05, 0x63, 0x74, 0x79, 0x70, 
+            0x65, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x23, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 
+            0x74, 0x6f, 0x62, 0x75, 0x66, 0x2e, 0x46, 0x69, 0x65, 0x6c, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x2e, 0x43, 
+            0x54, 0x79, 0x70, 0x65, 0x12, 0x1c, 0x0a, 0x14, 0x65, 0x78, 0x70, 0x65, 0x72, 0x69, 0x6d, 0x65, 0x6e, 0x74, 0x61, 0x6c, 
+            0x5f, 0x6d, 0x61, 0x70, 0x5f, 0x6b, 0x65, 0x79, 0x18, 0x09, 0x20, 0x01, 0x28, 0x09, 0x22, 0x23, 0x0a, 0x05, 0x43, 0x54, 
+            0x79, 0x70, 0x65, 0x12, 0x08, 0x0a, 0x04, 0x43, 0x4f, 0x52, 0x44, 0x10, 0x01, 0x12, 0x10, 0x0a, 0x0c, 0x53, 0x54, 0x52, 
+            0x49, 0x4e, 0x47, 0x5f, 0x50, 0x49, 0x45, 0x43, 0x45, 0x10, 0x02, 0x22, 0x0d, 0x0a, 0x0b, 0x45, 0x6e, 0x75, 0x6d, 0x4f, 
+            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x12, 0x0a, 0x10, 0x45, 0x6e, 0x75, 0x6d, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x4f, 
+            0x70, 0x74, 0x69, 0x6f, 0x6e, 0x73, 0x22, 0x10, 0x0a, 0x0e, 0x53, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x4f, 0x70, 0x74, 
+            0x69, 0x6f, 0x6e, 0x73, 0x22, 0x0f, 0x0a, 0x0d, 0x4d, 0x65, 0x74, 0x68, 0x6f, 0x64, 0x4f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 
+            0x73, 0x42, 0x72, 0x0a, 0x13, 0x63, 0x6f, 0x6d, 0x2e, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x70, 0x72, 0x6f, 0x74, 
+            0x6f, 0x62, 0x75, 0x66, 0x42, 0x10, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 0x72, 0x6f, 0x74, 
+            0x6f, 0x73, 0x48, 0x01, 0xc2, 0x3e, 0x27, 0x47, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x2e, 0x50, 0x72, 0x6f, 0x74, 0x6f, 0x63, 
+            0x6f, 0x6c, 0x42, 0x75, 0x66, 0x66, 0x65, 0x72, 0x73, 0x2e, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 
+            0x50, 0x72, 0x6f, 0x74, 0x6f, 0x73, 0xca, 0x3e, 0x13, 0x44, 0x65, 0x73, 0x63, 0x72, 0x69, 0x70, 0x74, 0x6f, 0x72, 0x50, 
+            0x72, 0x6f, 0x74, 0x6f, 0x46, 0x69, 0x6c, 0x65, 0xd0, 0x3e, 0x00, 0xd8, 0x3e, 0x00, 0xe0, 0x3e, 0x01, 
         }, new pbd::FileDescriptor[] {
         });
     #endregion
     
     #region Extensions
+    /**/
     #endregion
     
     #region Static variables
@@ -295,7 +295,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FileDescriptorProto__FieldAccessorTable; }
     }
     
@@ -973,7 +973,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto__FieldAccessorTable; }
     }
     
@@ -996,7 +996,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
           get { return self::DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ExtensionRange__Descriptor; }
         }
         
-        protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+        protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
           get { return self::DescriptorProtoFile.internal__static_google_protobuf_DescriptorProto_ExtensionRange__FieldAccessorTable; }
         }
         
@@ -1872,57 +1872,36 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FieldDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FieldDescriptorProto__FieldAccessorTable; }
     }
     
     #region Nested types
     public static class Types {
       public enum Type {
-        [pbd::EnumDescriptorIndex(0)]
         TYPE_DOUBLE = 1,
-        [pbd::EnumDescriptorIndex(1)]
         TYPE_FLOAT = 2,
-        [pbd::EnumDescriptorIndex(2)]
         TYPE_INT64 = 3,
-        [pbd::EnumDescriptorIndex(3)]
         TYPE_UINT64 = 4,
-        [pbd::EnumDescriptorIndex(4)]
         TYPE_INT32 = 5,
-        [pbd::EnumDescriptorIndex(5)]
         TYPE_FIXED64 = 6,
-        [pbd::EnumDescriptorIndex(6)]
         TYPE_FIXED32 = 7,
-        [pbd::EnumDescriptorIndex(7)]
         TYPE_BOOL = 8,
-        [pbd::EnumDescriptorIndex(8)]
         TYPE_STRING = 9,
-        [pbd::EnumDescriptorIndex(9)]
         TYPE_GROUP = 10,
-        [pbd::EnumDescriptorIndex(10)]
         TYPE_MESSAGE = 11,
-        [pbd::EnumDescriptorIndex(11)]
         TYPE_BYTES = 12,
-        [pbd::EnumDescriptorIndex(12)]
         TYPE_UINT32 = 13,
-        [pbd::EnumDescriptorIndex(13)]
         TYPE_ENUM = 14,
-        [pbd::EnumDescriptorIndex(14)]
-        TYPE_SFIXED32 = 20,
-        [pbd::EnumDescriptorIndex(15)]
+        TYPE_SFIXED32 = 15,
         TYPE_SFIXED64 = 16,
-        [pbd::EnumDescriptorIndex(16)]
         TYPE_SINT32 = 17,
-        [pbd::EnumDescriptorIndex(17)]
         TYPE_SINT64 = 18,
       }
       
       public enum Label {
-        [pbd::EnumDescriptorIndex(0)]
         LABEL_OPTIONAL = 1,
-        [pbd::EnumDescriptorIndex(1)]
         LABEL_REQUIRED = 2,
-        [pbd::EnumDescriptorIndex(2)]
         LABEL_REPEATED = 3,
       }
       
@@ -2450,7 +2429,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumDescriptorProto__FieldAccessorTable; }
     }
     
@@ -2792,7 +2771,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumValueDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumValueDescriptorProto__FieldAccessorTable; }
     }
     
@@ -3099,7 +3078,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_ServiceDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_ServiceDescriptorProto__FieldAccessorTable; }
     }
     
@@ -3441,7 +3420,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MethodDescriptorProto__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MethodDescriptorProto__FieldAccessorTable; }
     }
     
@@ -3790,16 +3769,14 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FileOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FileOptions__FieldAccessorTable; }
     }
     
     #region Nested types
     public static class Types {
       public enum OptimizeMode {
-        [pbd::EnumDescriptorIndex(0)]
         SPEED = 1,
-        [pbd::EnumDescriptorIndex(1)]
         CODE_SIZE = 2,
       }
       
@@ -4344,7 +4321,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MessageOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MessageOptions__FieldAccessorTable; }
     }
     
@@ -4546,16 +4523,14 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FieldOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_FieldOptions__FieldAccessorTable; }
     }
     
     #region Nested types
     public static class Types {
       public enum CType {
-        [pbd::EnumDescriptorIndex(0)]
         CORD = 1,
-        [pbd::EnumDescriptorIndex(1)]
         STRING_PIECE = 2,
       }
       
@@ -4806,7 +4781,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumOptions__FieldAccessorTable; }
     }
     
@@ -4966,7 +4941,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumValueOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_EnumValueOptions__FieldAccessorTable; }
     }
     
@@ -5126,7 +5101,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_ServiceOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_ServiceOptions__FieldAccessorTable; }
     }
     
@@ -5286,7 +5261,7 @@ namespace Google.ProtocolBuffers.DescriptorProtos {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MethodOptions__Descriptor; }
     }
     
-    protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
+    protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {
       get { return self::DescriptorProtoFile.internal__static_google_protobuf_MethodOptions__FieldAccessorTable; }
     }
     

csharp/ProtocolBuffers/Descriptors/EnumDescriptorIndexAttribute.cs

@@ -3,9 +3,10 @@
 namespace Google.ProtocolBuffers.Descriptors {
   /// <summary>
   /// Allows enum values to express the index within their descriptor.
+  /// TODO(jonskeet): Consider removing this. I don't think we need it after all.
   /// </summary>
   [AttributeUsage(AttributeTargets.Field)]
-  internal class EnumDescriptorIndexAttribute : Attribute {
+  public class EnumDescriptorIndexAttribute : Attribute {
     readonly int index;
 
     internal int Index {

csharp/ProtocolBuffers/DynamicMessage.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Google.ProtocolBuffers {
+  public class DynamicMessage {
+    internal static object GetDefaultInstance(Google.ProtocolBuffers.Descriptors.MessageDescriptor messageDescriptor) {
+      throw new NotImplementedException();
+    }
+  }
+}

csharp/ProtocolBuffers/ExtendableMessage.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+using Google.ProtocolBuffers.Descriptors;
+using Google.ProtocolBuffers.Collections;
+
+namespace Google.ProtocolBuffers {
+  public abstract class ExtendableMessage<TMessage,TBuilder> : GeneratedMessage<TMessage,TBuilder>
+    where TMessage : GeneratedMessage<TMessage, TBuilder>
+    where TBuilder : IBuilder<TMessage> {
+
+    protected ExtendableMessage() {}
+    private readonly FieldSet extensions = FieldSet.CreateFieldSet();
+
+    /// <summary>
+    /// Checks if a singular extension is present.
+    /// </summary>
+    public bool HasExtension(GeneratedExtension<TMessage, TBuilder> extension) {
+      return extensions.HasField(extension.Descriptor);
+    }
+
+    /// <summary>
+    /// Returns the number of elements in a repeated extension.
+    /// </summary>
+    public int GetExtensionCount<TExtension>(GeneratedExtension<TMessage, IList<TExtension>> extension) {
+      return extensions.GetRepeatedFieldCount(extension.Descriptor);
+    }
+
+    /// <summary>
+    /// Returns the value of an extension.
+    /// </summary>
+    public TExtension GetExtension<TExtension>(GeneratedExtension<TMessage, TExtension> extension) {
+      object value = extensions[extension.Descriptor];
+      if (value == null) {
+        return (TExtension) extension.MessageDefaultInstance;
+      } else {
+        return (TExtension) extension.FromReflectionType(value);
+      }
+    }
+
+    /// <summary>
+    /// Returns one element of a repeated extension.
+    /// </summary>
+    public TExtension GetExtension<TExtension>(GeneratedExtension<TMessage, IList<TExtension>> extension, int index) {
+      return (TExtension) extension.SingularFromReflectionType(extensions[extension.Descriptor, index]);
+    }
+
+    /// <summary>
+    /// Called by subclasses to check if all extensions are initialized.
+    /// </summary>
+    protected bool ExtensionsAreInitialized {
+      get { return extensions.IsInitialized; }      
+    }
+
+    #region Reflection
+    public override IDictionary<FieldDescriptor, object> AllFields {
+      get {
+        IDictionary<FieldDescriptor, object> result = GetMutableFieldMap();
+        foreach(KeyValuePair<FieldDescriptor, object> entry in extensions.AllFields) {
+          result[entry.Key] = entry.Value;
+        }
+        return Dictionaries.AsReadOnly(result);
+      }
+    }
+
+    public override bool HasField(FieldDescriptor field) {
+      if (field.IsExtension) {
+        VerifyContainingType(field);
+        return extensions.HasField(field);
+      } else {
+        return base.HasField(field);
+      }
+    }
+
+    public override object this[FieldDescriptor field] {
+      get {
+        if (field.IsExtension) {
+          VerifyContainingType(field);
+          object value = extensions[field];
+          if (value == null) {
+            // Lacking an ExtensionRegistry, we have no way to determine the
+            // extension's real type, so we return a DynamicMessage.
+            // TODO(jonskeet): Work out what this means
+            return DynamicMessage.GetDefaultInstance(field.MessageType);
+          } else {
+            return value;
+          }
+        } else {
+          return base[field];
+        }
+      }
+    }
+
+    public override int GetRepeatedFieldCount(FieldDescriptor field) {
+      if (field.IsExtension) {
+        VerifyContainingType(field);
+        return extensions.GetRepeatedFieldCount(field);
+      } else {
+        return base.GetRepeatedFieldCount(field);
+      }
+    }
+
+    public override object this[FieldDescriptor field, int index] {
+      get {
+        if (field.IsExtension) {
+          VerifyContainingType(field);
+          return extensions[field, index];
+        } else {
+          return base[field, index];
+        }
+      }
+    }
+  
+    private void VerifyContainingType(FieldDescriptor field) {
+      if (field.ContainingType != DescriptorForType) {
+        throw new ArgumentException("FieldDescriptor does not match message type.");
+      }
+    }
+    #endregion
+
+    /// <summary>
+    /// Used by subclasses to serialize extensions. Extension ranges may be
+    /// interleaves with field numbers, but we must write them in canonical
+    /// (sorted by field number) order. This class helps us to write individual
+    /// ranges of extensions at once.
+    /// 
+    /// TODO(jonskeet): See if we can improve this in terms of readability.
+    /// </summary>
+    protected class ExtensionWriter {
+      readonly IEnumerator<KeyValuePair<FieldDescriptor, object>> iterator;
+      readonly FieldSet extensions;
+      KeyValuePair<FieldDescriptor, object>? next = null;
+
+      internal ExtensionWriter(ExtendableMessage<TMessage, TBuilder> message) {
+        extensions = message.extensions;
+        iterator = message.extensions.GetEnumerator();
+        if (iterator.MoveNext()) {
+          next = iterator.Current;
+        }
+      }
+
+      public void WriteUntil(int end, CodedOutputStream output) {
+        while (next != null && next.Value.Key.FieldNumber < end) {
+          extensions.WriteField(next.Value.Key, next.Value.Value, output);
+          if (iterator.MoveNext()) {
+            next = iterator.Current;
+          } else {
+            next = null;
+          }
+        }
+      }
+    }
+
+    protected ExtensionWriter CreateExtensionWriter(ExtendableMessage<TMessage, TBuilder> message) {
+      return new ExtensionWriter(message);
+    }
+
+    /// <summary>
+    /// Called by subclasses to compute the size of extensions.
+    /// </summary>
+    protected int ExtensionsSerializedSize {
+      get { return extensions.SerializedSize; }
+    }
+  }
+}

csharp/ProtocolBuffers/FieldSet.cs

@@ -30,6 +30,10 @@ namespace Google.ProtocolBuffers {
       this.fields = fields;
     }
 
+    public static FieldSet CreateFieldSet() {
+      return new FieldSet(new Dictionary<FieldDescriptor, object>());
+    }
+
     /// <summary>
     /// Makes this FieldSet immutable, and returns it for convenience. Any
     /// mutable repeated fields are made immutable, as well as the map itself.
@@ -395,6 +399,13 @@ namespace Google.ProtocolBuffers {
       ((IList<object>) list).Add(value);
     }
 
+    /// <summary>
+    /// Returns an enumerator for the field map. Used to write the fields out.
+    /// </summary>
+    internal IEnumerator<KeyValuePair<FieldDescriptor, object>> GetEnumerator() {
+      return fields.GetEnumerator();
+    }
+
     /// <summary>
     /// See <see cref="IMessage.IsInitialized" />
     /// </summary>

csharp/ProtocolBuffers/GeneratedBuilder.cs

@@ -23,7 +23,7 @@ namespace Google.ProtocolBuffers {
     protected abstract TMessage MessageBeingBuilt { get; }
 
     protected internal FieldAccessorTable InternalFieldAccessors {
-      get { return MessageBeingBuilt.InternalFieldAccessors; }
+      get { return MessageBeingBuilt.FieldAccesseorsFromBuilder; }
     }
 
     public override bool Initialized {
@@ -190,6 +190,16 @@ namespace Google.ProtocolBuffers {
       return this;
     }
 
+    public virtual IBuilder<TMessage> MergeFrom(CodedInputStream input) {
+      ((IBuilder)this).MergeFrom(input);
+      return this;
+    }
+
+    public virtual IBuilder<TMessage> MergeFrom(CodedInputStream input, ExtensionRegistry extensionRegistry) {
+      ((IBuilder)this).MergeFrom(input, extensionRegistry);
+      return this;
+    }
+    
     /// <summary>
     /// Like Build(), but will wrap UninitializedMessageException in
     /// InvalidProtocolBufferException.
@@ -217,7 +227,8 @@ namespace Google.ProtocolBuffers {
     public abstract IBuilder<TMessage> Clone();
     public abstract new IBuilder<TMessage> Clear();
     public abstract TMessage DefaultInstanceForType { get; }
-    public abstract IBuilder<TMessage> MergeFrom(CodedInputStream input);
-    public abstract IBuilder<TMessage> MergeFrom(CodedInputStream input, ExtensionRegistry extensionRegistry);
+    
+    public abstract class ExtendableBuilder : GeneratedBuilder<TMessage, TBuilder> {
+    }
   }
 }

csharp/ProtocolBuffers/GeneratedExtension.cs

 using Google.ProtocolBuffers.Descriptors;
+using System;
+using System.Collections.Generic;
+using System.Reflection;
 
 namespace Google.ProtocolBuffers {
 
+  public static class GeneratedExtension {
+
+    public static GeneratedExtension<TContainer, TExtension> CreateExtension<TContainer, TExtension>(FieldDescriptor descriptor)
+        where TContainer : IMessage<TContainer> {
+      if (descriptor.IsRepeated) {
+        throw new ArgumentException("Must call CreateRepeatedGeneratedExtension() for repeated types.");
+      }
+      return new GeneratedExtension<TContainer, TExtension>(descriptor);
+    }
+
+    public static GeneratedExtension<TContainer, IList<TExtension>> CreateRepeatedExtension<TContainer, TExtension>(FieldDescriptor descriptor) 
+        where TContainer : IMessage<TContainer> {
+      if (descriptor.IsRepeated) {
+        throw new ArgumentException("Must call CreateRepeatedGeneratedExtension() for repeated types.");
+      }
+      return new GeneratedExtension<TContainer, IList<TExtension>>(descriptor);
+    }
+  }
+
   /// <summary>
   /// Base class for all generated extensions.
   /// </summary>
@@ -24,8 +46,52 @@ namespace Google.ProtocolBuffers {
   /// in ExtendableMessage and ExtendableBuilder.
   /// </remarks>
   public class GeneratedExtension<TContainer, TExtension> where TContainer : IMessage<TContainer> {
-    public FieldDescriptor Descriptor;
+    private readonly IMessage messageDefaultInstance;
+    private readonly FieldDescriptor descriptor;
+
+    internal GeneratedExtension(FieldDescriptor descriptor) {
+      if (!descriptor.IsExtension) {
+        throw new ArgumentException("GeneratedExtension given a regular (non-extension) field.");
+      }
+
+      this.descriptor = descriptor;
+
+      switch (descriptor.MappedType) {
+        case MappedType.Message:
+          PropertyInfo defaultInstanceProperty = typeof(TExtension)
+              .GetProperty("DefaultInstance", BindingFlags.Static | BindingFlags.Public);
+          if (defaultInstanceProperty == null) {
+            throw new ArgumentException("No public static DefaultInstance property for type " + typeof(TExtension).Name);
+          }
+          messageDefaultInstance = (IMessage) defaultInstanceProperty.GetValue(null, null);
+          break;
+        case MappedType.Enum:
+          // FIXME(jonskeet): May not need this
+          //enumValueOf = getMethodOrDie(type, "valueOf",
+            //                           EnumValueDescriptor.class);
+          //enumGetValueDescriptor = getMethodOrDie(type, "getValueDescriptor");
+          messageDefaultInstance = null;
+          break;
+        default:
+          messageDefaultInstance = null;
+          break;
+      }
+    }
+
+    public FieldDescriptor Descriptor {
+      get { return descriptor; }
+    }
+
+    public IMessage MessageDefaultInstance {
+      get { return messageDefaultInstance; }
+    }
+
+    internal object SingularFromReflectionType(object p) {
+      throw new System.NotImplementedException();
+    }
 
-    public IMessage MessageDefaultInstance;
+    internal object FromReflectionType(object value) {
+      throw new System.NotImplementedException();
+    }
   }
 }

csharp/ProtocolBuffers/GeneratedMessage.cs

@@ -14,11 +14,16 @@ namespace Google.ProtocolBuffers {
   /// can ignore this class as an implementation detail.
   /// </summary>
   public abstract class GeneratedMessage<TMessage, TBuilder> : AbstractMessage, IMessage<TMessage>
-      where TMessage : GeneratedMessage<TMessage, TBuilder> where TBuilder : IBuilder<TMessage> {
+      where TMessage : GeneratedMessage<TMessage, TBuilder> 
+      where TBuilder : IBuilder<TMessage> {
 
     private UnknownFieldSet unknownFields = UnknownFieldSet.DefaultInstance;
 
-    protected internal abstract FieldAccessorTable InternalFieldAccessors { get; }
+    internal FieldAccessorTable FieldAccesseorsFromBuilder {
+      get { return InternalFieldAccessors; }
+    }
+
+    protected abstract FieldAccessorTable InternalFieldAccessors { get; }
 
     public override MessageDescriptor DescriptorForType {
       get { return InternalFieldAccessors.Descriptor; }
@@ -36,7 +41,7 @@ namespace Google.ProtocolBuffers {
 
     public abstract IBuilder<TMessage> CreateBuilderForType();
 
-    private IDictionary<FieldDescriptor, Object> GetMutableFieldMap() {
+    internal IDictionary<FieldDescriptor, Object> GetMutableFieldMap() {
 
       // Use a SortedList so we'll end up serializing fields in order
       var ret = new SortedList<FieldDescriptor, object>();
@@ -83,6 +88,6 @@ namespace Google.ProtocolBuffers {
     /// </summary>
     internal void SetUnknownFields(UnknownFieldSet fieldSet) {
       unknownFields = fieldSet;
-    }
+    }    
   }
 }

csharp/ProtocolBuffers/IRpcChannel.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+using Google.ProtocolBuffers.Descriptors;
+
+namespace Google.ProtocolBuffers {
+  /// <summary>
+  /// TODO(jonskeet): Do this properly.
+  /// </summary>
+  public interface IRpcChannel {
+    void CallMethod<T>(MethodDescriptor method, IRpcController controller,
+        IMessage request, IMessage responsePrototype, Action<T> done);
+  }
+}

csharp/ProtocolBuffers/IRpcController.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Google.ProtocolBuffers {
+  public interface IRpcController {
+  }
+}

csharp/ProtocolBuffers/IService.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Google.ProtocolBuffers {
+  public interface IService {
+    // TODO(jonskeet): Fill this in
+  }
+}

csharp/ProtocolBuffers/ProtocolBuffers.csproj

@@ -67,6 +67,8 @@
     <Compile Include="Descriptors\MethodDescriptor.cs" />
     <Compile Include="Descriptors\PackageDescriptor.cs" />
     <Compile Include="Descriptors\ServiceDescriptor.cs" />
+    <Compile Include="DynamicMessage.cs" />
+    <Compile Include="ExtendableMessage.cs" />
     <Compile Include="ExtensionInfo.cs" />
     <Compile Include="ExtensionRegistry.cs" />
     <Compile Include="FieldAccess\SingleEnumAccessor.cs" />
@@ -85,7 +87,11 @@
     <Compile Include="IBuilder.cs" />
     <Compile Include="IMessage.cs" />
     <Compile Include="InvalidProtocolBufferException.cs" />
+    <Compile Include="IRpcChannel.cs" />
+    <Compile Include="IRpcController.cs" />
+    <Compile Include="IService.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="RpcUtil.cs" />
     <Compile Include="TextFormat.cs" />
     <Compile Include="TextGenerator.cs" />
     <Compile Include="UninitializedMessageException.cs" />

csharp/ProtocolBuffers/RpcUtil.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Google.ProtocolBuffers {
+  public static class RpcUtil {
+
+    /// <summary>
+    /// Converts an Action[IMessage] to an Action[T].
+    /// </summary>
+    public static Action<T> SpecializeCallback<T>(Action<IMessage> action) 
+        where T : IMessage<T> {
+      return message => action(message);
+    }
+
+    /// <summary>
+    /// Converts an Action[T] to an Action[IMessage].
+    /// The generalized action will accept any message object which has
+    /// the same descriptor, and will convert it to the correct class
+    /// before calling the original action. However, if the generalized
+    /// callback is given a message with a different descriptor, an
+    /// exception will be thrown.
+    /// </summary>
+    public static Action<IMessage> GeneralizeCallback<T>(Action<T> action, T defaultInstance)
+        where T : class, IMessage<T> {
+      return message => {
+        T castMessage = message as T;
+        if (castMessage == null) {
+          castMessage = (T) defaultInstance.CreateBuilderForType().MergeFrom(message).Build();
+        }
+        action(castMessage);
+      };
+    }
+  }
+}

csharp/ProtocolBuffers/TextFormat.cs

@@ -155,25 +155,18 @@ namespace Google.ProtocolBuffers {
         UnknownField field = entry.Value;
 
         foreach (ulong value in field.VarintList) {
-          generator.Print(entry.Key.ToString());
-          generator.Print(": ");
+          generator.Print(prefix);
           generator.Print(value.ToString());
           generator.Print("\n");
         }
         foreach (uint value in field.Fixed32List) {
-          generator.Print(entry.Key.ToString());
-          generator.Print(": ");
-          // FIXME(jonskeet): Get format of this right; in Java it's %08x. Find out what this means
-          // Also check we're okay in terms of signed/unsigned.
-          generator.Print(string.Format("0x{0:x}", value));
+          generator.Print(prefix);
+          generator.Print(string.Format("0x{0:x8}", value));
           generator.Print("\n");
         }
         foreach (ulong value in field.Fixed64List) {
-          generator.Print(entry.Key.ToString());
-          generator.Print(": ");
-          // FIXME(jonskeet): Get format of this right; in Java it's %016x. Find out what this means
-          // Also check we're okay in terms of signed/unsigned.
-          generator.Print(string.Format("0x{0:x}", value));
+          generator.Print(prefix);
+          generator.Print(string.Format("0x{0:x16}", value));
           generator.Print("\n");
         }
         foreach (ByteString value in field.LengthDelimitedList) {
@@ -193,7 +186,6 @@ namespace Google.ProtocolBuffers {
       }
     }
 
-
     internal static ulong ParseUInt64(string text) {
       return (ulong) ParseInteger(text, true, false);
     }

csharp/ProtocolBuffers/UnknownField.cs

@@ -127,10 +127,10 @@ namespace Google.ProtocolBuffers {
       foreach (ulong value in varintList) {
         result += CodedOutputStream.ComputeUInt64Size(fieldNumber, value);
       }
-      foreach (int value in fixed32List) {
+      foreach (uint value in fixed32List) {
         result += CodedOutputStream.ComputeFixed32Size(fieldNumber, value);
       }
-      foreach (long value in fixed64List) {
+      foreach (ulong value in fixed64List) {
         result += CodedOutputStream.ComputeFixed64Size(fieldNumber, value);
       }
       foreach (ByteString value in lengthDelimitedList) {

src/google/protobuf/compiler/csharp/csharp_enum.cc

@@ -69,8 +69,9 @@ void EnumGenerator::Generate(io::Printer* printer) {
     vars["number"] = SimpleItoa(canonical_values_[i]->number());
 
     // TODO(jonskeet): Change CONSTANT_CASE into PascalCase
+    // TODO(jonskeet): I don't think we need EnumDescriptorIndex after all
     printer->Print(vars,
-      "[pbd::EnumDescriptorIndex($index$)]\r\n"
+      //"[pbd::EnumDescriptorIndex($index$)]\r\n"
       "$name$ = $number$,\r\n");
   }
   printer->Outdent();

src/google/protobuf/compiler/csharp/csharp_enum_field.cc

@@ -178,11 +178,11 @@ GenerateBuilderMembers(io::Printer* printer) const {
     //   could hold on to the returned list and modify it after the message
     //   has been built, thus mutating the message which is supposed to be
     //   immutable.
-    "public global::System.Collections.Generic::IList<$type$> $capitalized_name$List {\r\n"
+    "public scg::IList<$type$> $capitalized_name$List {\r\n"
     "  get { return pbc::Lists.AsReadOnly(result.$name$_); }\r\n"
     "}\r\n"
     "public int $capitalized_name$Count {\r\n"
-    "  get { return result.get$capitalized_name$Count; } \r\n"
+    "  get { return result.$capitalized_name$Count; } \r\n"
     "}\r\n"
     "public $type$ Get$capitalized_name$(int index) {\r\n"
     "  return result.Get$capitalized_name$(index);\r\n"
@@ -191,7 +191,7 @@ GenerateBuilderMembers(io::Printer* printer) const {
     "  result.$name$_[index] = value;\r\n"
     "  return this;\r\n"
     "}\r\n"
-    "public Builder add$capitalized_name$($type$ value) {\r\n"
+    "public Builder Add$capitalized_name$($type$ value) {\r\n"
     "  if (result.$name$_.Count == 0) {\r\n"
     "    result.$name$_ = new scg::List<$type$>();\r\n"
     "  }\r\n"
@@ -232,9 +232,9 @@ void RepeatedEnumFieldGenerator::
 GenerateParsingCode(io::Printer* printer) const {
   printer->Print(variables_,
     "int rawValue = input.ReadEnum();\r\n"
-    "$type$ value = $type$.valueOf(rawValue);\r\n"
-    "if (value == null) {\r\n"
-    "  unknownFields.MergeVarintField($number$, rawValue);\r\n"
+    "$type$ value = ($type$) rawValue;\r\n"
+    "if (!global::System.Enum.IsDefined(typeof($type$), value)) {\r\n"
+    "  unknownFields.MergeVarintField($number$, (ulong) rawValue);\r\n"
     "} else {\r\n"
     "  Add$capitalized_name$(value);\r\n"
     "}\r\n");
@@ -244,7 +244,7 @@ void RepeatedEnumFieldGenerator::
 GenerateSerializationCode(io::Printer* printer) const {
   printer->Print(variables_,
     "foreach ($type$ element in $capitalized_name$List) {\r\n"
-    "  output.WriteEnum($number$, element.Number);\r\n"
+    "  output.WriteEnum($number$, (int) element);\r\n"
     "}\r\n");
 }
 
@@ -253,7 +253,7 @@ GenerateSerializedSizeCode(io::Printer* printer) const {
   printer->Print(variables_,
     "foreach ($type$ element in $capitalized_name$List) {\r\n"
     "  size += pb::CodedOutputStream\r\n"
-    "    .ComputeEnumSize($number$, element.Number);\r\n"
+    "    .ComputeEnumSize($number$, (int) element);\r\n"
     "}\r\n");
 }
 

src/google/protobuf/compiler/csharp/csharp_extension.cc

@@ -36,7 +36,7 @@ ExtensionGenerator::~ExtensionGenerator() {}
 
 void ExtensionGenerator::Generate(io::Printer* printer) {
   map<string, string> vars;
-  vars["name"] = UnderscoresToCamelCase(descriptor_);
+  vars["name"] = UnderscoresToCapitalizedCamelCase(descriptor_);
   vars["containing_type"] = ClassName(descriptor_->containing_type());
   vars["index"] = SimpleItoa(descriptor_->index());
 
@@ -56,23 +56,13 @@ void ExtensionGenerator::Generate(io::Printer* printer) {
 
   if (descriptor_->is_repeated()) {
     printer->Print(vars,
-      "public static final\r\n"
-      "  pb::GeneratedMessage.GeneratedExtension<\r\n"
-      "    $containing_type$,\r\n"
-      "    java.util.List<$type$>> $name$ =\r\n"
-      "      pb::GeneratedMessage\r\n"
-      "        .newRepeatedGeneratedExtension(\r\n"
-      "          getDescriptor().getExtensions().get($index$),\r\n"
-      "          typeof ($type$));\r\n");
+      "public static readonly\r\n"
+      "  pb::GeneratedExtension<$containing_type$, scg::IList<$type$>> name =\r\n"
+      "      pb::GeneratedExtension.CreateRepeatedExtension<$containing_type$, $type$>(Descriptor.Extensions[$index$]);\r\n");
   } else {
     printer->Print(vars,
-      "public static final\r\n"
-      "  pb::GeneratedMessage.GeneratedExtension<\r\n"
-      "    $containing_type$,\r\n"
-      "    $type$> $name$ =\r\n"
-      "      pb::GeneratedMessage.newGeneratedExtension(\r\n"
-      "        getDescriptor().getExtensions().get($index$),\r\n"
-      "        typeof ($type$));\r\n");
+      "public static readonly pb::GeneratedExtension<$containing_type$, $type$> $name$ =\r\n"
+      "      pb::GeneratedExtension.CreateExtension<$containing_type$, $type$>(Descriptor.Extensions[$index$]);\r\n");
   }
 }
 

src/google/protobuf/compiler/csharp/csharp_file.cc

@@ -148,7 +148,7 @@ void FileGenerator::Generate(io::Printer* printer) {
   printer->Print("\r\n}, new pbd::FileDescriptor[] {\r\n");
   for (int i = 0; i < file_->dependency_count(); i++) {
     printer->Print(
-      "        $dependency$.getDescriptor(),\r\n",
+      "        $dependency$.Descriptor,\r\n",
       "dependency", ClassName(file_->dependency(i)));
   }
 
@@ -165,9 +165,11 @@ void FileGenerator::Generate(io::Printer* printer) {
   // Extensions must be generated in the outer class since they are values,
   // not classes.
   printer->Print("#region Extensions\r\n");
+  printer->Print("/*");
   for (int i = 0; i < file_->extension_count(); i++) {
     ExtensionGenerator(file_->extension(i)).Generate(printer);
   }
+  printer->Print("*/\r\n");
   printer->Print("#endregion\r\n\r\n");
 
   printer->Print("#region Static variables\r\n");

src/google/protobuf/compiler/csharp/csharp_helpers.cc

@@ -91,6 +91,10 @@ string UnderscoresToCapitalizedCamelCase(const FieldDescriptor* field) {
   return UnderscoresToCamelCaseImpl(FieldName(field), true);
 }
 
+string UnderscoresToCapitalizedCamelCase(const MethodDescriptor* method) {
+  return UnderscoresToCamelCaseImpl(method->name(), true);
+}
+
 string UnderscoresToCamelCase(const MethodDescriptor* method) {
   return UnderscoresToCamelCaseImpl(method->name(), false);
 }
@@ -162,19 +166,23 @@ string ClassName(const FileDescriptor* descriptor) {
 MappedType GetMappedType(FieldDescriptor::Type field_type) {
   switch (field_type) {
     case FieldDescriptor::TYPE_INT32:
-    case FieldDescriptor::TYPE_UINT32:
     case FieldDescriptor::TYPE_SINT32:
-    case FieldDescriptor::TYPE_FIXED32:
     case FieldDescriptor::TYPE_SFIXED32:
       return MAPPEDTYPE_INT;
 
     case FieldDescriptor::TYPE_INT64:
-    case FieldDescriptor::TYPE_UINT64:
     case FieldDescriptor::TYPE_SINT64:
-    case FieldDescriptor::TYPE_FIXED64:
     case FieldDescriptor::TYPE_SFIXED64:
       return MAPPEDTYPE_LONG;
 
+    case FieldDescriptor::TYPE_UINT32:
+    case FieldDescriptor::TYPE_FIXED32:
+      return MAPPEDTYPE_UINT;
+
+    case FieldDescriptor::TYPE_UINT64:
+    case FieldDescriptor::TYPE_FIXED64:
+      return MAPPEDTYPE_ULONG;
+
     case FieldDescriptor::TYPE_FLOAT:
       return MAPPEDTYPE_FLOAT;
 

src/google/protobuf/compiler/csharp/csharp_helpers.h

@@ -43,6 +43,7 @@ string UnderscoresToCapitalizedCamelCase(const FieldDescriptor* field);
 // Similar, but for method names.  (Typically, this merely has the effect
 // of lower-casing the first letter of the name.)
 string UnderscoresToCamelCase(const MethodDescriptor* method);
+string UnderscoresToCapitalizedCamelCase(const MethodDescriptor* method);
 
 // Strips ".proto" or ".protodevel" from the end of a filename.
 string StripProto(const string& filename);

src/google/protobuf/compiler/csharp/csharp_message.cc

@@ -204,7 +204,7 @@ void MessageGenerator::Generate(io::Printer* printer) {
 
   if (descriptor_->extension_range_count() > 0) {
     printer->Print(
-      "$access$ sealed partial class $classname$ : pb::GeneratedMessage.ExtendableMessage<$classname$> {\r\n",
+      "$access$ sealed partial class $classname$ : pb::ExtendableMessage<$classname$, $classname$.Builder> {\r\n",
       "classname", descriptor_->name(),
       "access", ClassAccessLevel(descriptor_->file()));
   } else {
@@ -233,7 +233,7 @@ void MessageGenerator::Generate(io::Printer* printer) {
     "  get { return $fileclass$.internal__$identifier$__Descriptor; }\r\n"
     "}\r\n"
     "\r\n"
-    "protected internal override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {\r\n"
+    "protected override pb::FieldAccess.FieldAccessorTable InternalFieldAccessors {\r\n"
     "  get { return $fileclass$.internal__$identifier$__FieldAccessorTable; }\r\n"
     "}\r\n"
     "\r\n",
@@ -298,7 +298,8 @@ GenerateMessageSerializationMethods(io::Printer* printer) {
 
   if (descriptor_->extension_range_count() > 0) {
     printer->Print(
-      "pb::GeneratedMessage.ExtendableMessage.ExtensionWriter extensionWriter = CreateExtensionWriter();\r\n");
+      "pb::ExtendableMessage<$classname$, $classname$.Builder>.ExtensionWriter extensionWriter = CreateExtensionWriter(this);\r\n",
+      "classname", descriptor_->name());
   }
 
   // Merge the fields and the extension ranges, both sorted by field number.
@@ -434,8 +435,7 @@ void MessageGenerator::GenerateBuilder(io::Printer* printer) {
 
   if (descriptor_->extension_range_count() > 0) {
     printer->Print(
-      "$access$ sealed partial class Builder : pb::GeneratedMessage.ExtendableBuilder<\r\n"
-      "      $classname$, Builder> {\r\n",
+      "$access$ sealed partial class Builder : pb::GeneratedBuilder<$classname$, $classname$.Builder>.ExtendableBuilder {\r\n",
       "classname", ClassName(descriptor_),
       "access", ClassAccessLevel(descriptor_->file()));
   } else {
@@ -673,7 +673,7 @@ void MessageGenerator::GenerateIsInitialized(io::Printer* printer) {
 
   if (descriptor_->extension_range_count() > 0) {
     printer->Print(
-      "if (!extensionsAreInitialized()) return false;\r\n");
+      "if (!ExtensionsAreInitialized) return false;\r\n");
   }
 
   printer->Outdent();

src/google/protobuf/compiler/csharp/csharp_service.cc

@@ -36,11 +36,8 @@ ServiceGenerator::ServiceGenerator(const ServiceDescriptor* descriptor)
 ServiceGenerator::~ServiceGenerator() {}
 
 void ServiceGenerator::Generate(io::Printer* printer) {
-  bool is_own_file = descriptor_->file()->options().csharp_multiple_files();
   printer->Print(
-    "public $static$ abstract class $classname$\r\n"
-    "    implements pb::Service {\r\n",
-    "static", is_own_file ? "" : "static",
+    "public abstract class $classname$ : pb::IService {\r\n",
     "classname", descriptor_->name());
   printer->Indent();
 
@@ -48,27 +45,24 @@ void ServiceGenerator::Generate(io::Printer* printer) {
   for (int i = 0; i < descriptor_->method_count(); i++) {
     const MethodDescriptor* method = descriptor_->method(i);
     map<string, string> vars;
-    vars["name"] = UnderscoresToCamelCase(method);
+    vars["name"] = UnderscoresToCapitalizedCamelCase(method);
     vars["input"] = ClassName(method->input_type());
     vars["output"] = ClassName(method->output_type());
     printer->Print(vars,
       "public abstract void $name$(\r\n"
-      "    pb::RpcController controller,\r\n"
+      "    pb::IRpcController controller,\r\n"
       "    $input$ request,\r\n"
-      "    pb::RpcCallback<$output$> done);\r\n");
+      "    global::System.Action<$output$> done);\r\n");
   }
 
-  // Generate getDescriptor() and getDescriptorForType().
+  // Generate Descriptor and DescriptorForType.
   printer->Print(
     "\r\n"
-    "public static final\r\n"
-    "    pbd::ServiceDescriptor\r\n"
-    "    getDescriptor() {\r\n"
-    "  return $file$.getDescriptor().getServices().get($index$);\r\n"
+    "public static pbd::ServiceDescriptor Descriptor {\r\n"
+    "  get { return $file$.Descriptor.Services[$index$]; }\r\n"
     "}\r\n"
-    "public final pbd::ServiceDescriptor\r\n"
-    "    DescriptorForType {\r\n"
-    "  return getDescriptor();\r\n"
+    "public pbd::ServiceDescriptor DescriptorForType {\r\n"
+    "  get { return Descriptor; }\r\n"
     "}\r\n",
     "file", ClassName(descriptor_->file()),
     "index", SimpleItoa(descriptor_->index()));
@@ -86,18 +80,17 @@ void ServiceGenerator::Generate(io::Printer* printer) {
 void ServiceGenerator::GenerateCallMethod(io::Printer* printer) {
   printer->Print(
     "\r\n"
-    "public final void callMethod(\r\n"
+    "public void CallMethod(\r\n"
     "    pbd::MethodDescriptor method,\r\n"
-    "    pb::RpcController controller,\r\n"
+    "    pb::IRpcController controller,\r\n"
     "    pb::IMessage request,\r\n"
-    "    pb::RpcCallback<\r\n"
-    "      pb::Message> done) {\r\n"
-    "  if (method.getService() != getDescriptor()) {\r\n"
+    "    global::System.Action<pb::IMessage> done) {\r\n"
+    "  if (method.Service != Descriptor) {\r\n"
     "    throw new global::System.ArgumentException(\r\n"
     "      \"Service.CallMethod() given method descriptor for wrong \" +\r\n"
     "      \"service type.\");\r\n"
     "  }\r\n"
-    "  switch(method.getIndex()) {\r\n");
+    "  switch(method.Index) {\r\n");
   printer->Indent();
   printer->Indent();
 
@@ -105,13 +98,13 @@ void ServiceGenerator::GenerateCallMethod(io::Printer* printer) {
     const MethodDescriptor* method = descriptor_->method(i);
     map<string, string> vars;
     vars["index"] = SimpleItoa(i);
-    vars["method"] = UnderscoresToCamelCase(method);
+    vars["method"] = UnderscoresToCapitalizedCamelCase(method);
     vars["input"] = ClassName(method->input_type());
     vars["output"] = ClassName(method->output_type());
     printer->Print(vars,
       "case $index$:\r\n"
       "  this.$method$(controller, ($input$)request,\r\n"
-      "    pb::RpcUtil.<$output$>specializeCallback(\r\n"
+      "    pb::RpcUtil.SpecializeCallback<$output$>(\r\n"
       "      done));\r\n"
       "  return;\r\n");
   }
@@ -132,10 +125,8 @@ void ServiceGenerator::GenerateCallMethod(io::Printer* printer) {
 void ServiceGenerator::GenerateGetPrototype(RequestOrResponse which,
                                             io::Printer* printer) {
   printer->Print(
-    "public final pb::Message\r\n"
-    "    Get$request_or_response$Prototype(\r\n"
-    "    pbd::MethodDescriptor method) {\r\n"
-    "  if (method.getService() != getDescriptor()) {\r\n"
+    "public pb::IMessage Get$request_or_response$Prototype(pbd::MethodDescriptor method) {\r\n"
+    "  if (method.Service != Descriptor) {\r\n"
     "    throw new global::System.ArgumentException(\r\n"
     "      \"Service.Get$request_or_response$Prototype() given method \" +\r\n"
     "      \"descriptor for wrong service type.\");\r\n"
@@ -162,7 +153,6 @@ void ServiceGenerator::GenerateGetPrototype(RequestOrResponse which,
 
   printer->Outdent();
   printer->Outdent();
-
   printer->Print(
     "  }\r\n"
     "}\r\n"
@@ -171,48 +161,45 @@ void ServiceGenerator::GenerateGetPrototype(RequestOrResponse which,
 
 void ServiceGenerator::GenerateStub(io::Printer* printer) {
   printer->Print(
-    "public static Stub newStub(\r\n"
-    "    pb::RpcChannel channel) {\r\n"
+    "public static Stub CreateStub(\r\n"
+    "    pb::IRpcChannel channel) {\r\n"
     "  return new Stub(channel);\r\n"
     "}\r\n"
     "\r\n"
-    "public static final class Stub extends $classname$ {\r\n",
+    "public class Stub : $classname$ {\r\n",
     "classname", ClassName(descriptor_));
   printer->Indent();
 
   printer->Print(
-    "private Stub(pb::RpcChannel channel) {\r\n"
+    "internal Stub(pb::IRpcChannel channel) {\r\n"
     "  this.channel = channel;\r\n"
     "}\r\n"
     "\r\n"
-    "private final pb::RpcChannel channel;\r\n"
+    "private readonly pb::IRpcChannel channel;\r\n"
     "\r\n"
-    "public pb::RpcChannel getChannel() {\r\n"
-    "  return channel;\r\n"
+    "public pb::IRpcChannel Channel {\r\n"
+    "  get { return channel; }\r\n"
     "}\r\n");
 
   for (int i = 0; i < descriptor_->method_count(); i++) {
     const MethodDescriptor* method = descriptor_->method(i);
     map<string, string> vars;
     vars["index"] = SimpleItoa(i);
-    vars["method"] = UnderscoresToCamelCase(method);
+    vars["method"] = UnderscoresToCapitalizedCamelCase(method);
     vars["input"] = ClassName(method->input_type());
     vars["output"] = ClassName(method->output_type());
     printer->Print(vars,
       "\r\n"
-      "public void $method$(\r\n"
-      "    pb::RpcController controller,\r\n"
+      "public override void $method$(\r\n"
+      "    pb::IRpcController controller,\r\n"
       "    $input$ request,\r\n"
-      "    pb::RpcCallback<$output$> done) {\r\n"
-      "  channel.callMethod(\r\n"
+      "    global::System.Action<$output$> done) {\r\n"
+      "  channel.CallMethod(\r\n"
       "    Descriptor.Methods[$index$],\r\n"
       "    controller,\r\n"
       "    request,\r\n"
       "    $output$.DefaultInstance,\r\n"
-      "    pb::RpcUtil.generalizeCallback(\r\n"
-      "      done,\r\n"
-      "      typeof ($output$),\r\n"
-      "      $output$.DefaultInstance));\r\n"
+      "    pb::RpcUtil.GeneralizeCallback(done, $output$.DefaultInstance));\r\n"
       "}\r\n");
   }
 

src/google/protobuf/unittest.proto

@@ -20,6 +20,8 @@
 //
 // A proto file we will use for unit testing.
 
+option csharp_namespace = "Google.ProtocolBuffers.TestProtos";
+option csharp_file_classname = "UnitTestProtoFile";
 
 import "google/protobuf/unittest_import.proto";
 

src/google/protobuf/unittest_embed_optimize_for.proto

@@ -24,6 +24,9 @@ import "google/protobuf/unittest_optimize_for.proto";
 
 package protobuf_unittest;
 
+option csharp_namespace = "Google.ProtocolBuffers.TestProtos";
+option csharp_file_classname = "UnitTestEmbedOptimizeForProtoFile";
+
 // We optimize for speed here, but we are importing a proto that is optimized
 // for code size.
 option optimize_for = SPEED;

src/google/protobuf/unittest_import.proto

@@ -29,9 +29,12 @@ package protobuf_unittest_import;
 
 option optimize_for = SPEED;
 
-// Excercise the java_package option.
+// Exercise the java_package option.
 option java_package = "com.google.protobuf.test";
 
+option csharp_namespace = "Google.ProtocolBuffers.TestProtos";
+option csharp_file_classname = "UnitTestImportProtoFile";
+
 // Do not set a java_outer_classname here to verify that Proto2 works without
 // one.
 

src/google/protobuf/unittest_mset.proto

@@ -24,6 +24,9 @@ package protobuf_unittest;
 
 option optimize_for = SPEED;
 
+option csharp_namespace = "Google.ProtocolBuffers.TestProtos";
+option csharp_file_classname = "UnitTestMessageSetProtoFile";
+
 // A message with message_set_wire_format.
 message TestMessageSet {
   option message_set_wire_format = true;

src/google/protobuf/unittest_optimize_for.proto

@@ -26,6 +26,9 @@ package protobuf_unittest;
 
 option optimize_for = CODE_SIZE;
 
+option csharp_namespace = "Google.ProtocolBuffers.TestProtos";
+option csharp_file_classname = "UnitTestOptimizeForProtoFile";
+
 message TestOptimizedForSize {
   optional int32 i = 1;
   optional ForeignMessage msg = 19;