From 46b3f6c0ea291a3c168115e82d37b92ee078a022 Mon Sep 17 00:00:00 2001
From: jfrijters <jfrijters>
Date: Thu, 13 Jan 2011 15:27:03 +0000
Subject: [PATCH] Prevent invalid operations on MissingModule.

---
 reflect/Missing.cs | 40 ++++++++++++++++++++++++++++++++++++++++
 reflect/Module.cs  |  2 +-
 2 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/reflect/Missing.cs b/reflect/Missing.cs
index 10d367d9..04d72c94 100644
--- a/reflect/Missing.cs
+++ b/reflect/Missing.cs
@@ -296,6 +296,46 @@ namespace IKVM.Reflection
 		{
 			throw new MissingModuleException(this);
 		}
+
+		public override void __GetDataDirectoryEntry(int index, out int rva, out int length)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		public override IList<CustomAttributeData> __GetPlaceholderAssemblyCustomAttributes(bool multiple, bool security)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		public override long __RelativeVirtualAddressToFileOffset(int rva)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		public override __StandAloneMethodSig __ResolveStandAloneMethodSig(int metadataToken, Type[] genericTypeArguments, Type[] genericMethodArguments)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		public override int __Subsystem
+		{
+			get { throw new MissingModuleException(this); }
+		}
+
+		internal override void ExportTypes(int fileToken, IKVM.Reflection.Emit.ModuleBuilder manifestModule)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		public override void GetPEKind(out PortableExecutableKinds peKind, out ImageFileMachine machine)
+		{
+			throw new MissingModuleException(this);
+		}
+
+		internal override IList<CustomAttributeData> GetCustomAttributesData(Type attributeType)
+		{
+			throw new MissingModuleException(this);
+		}
 	}
 
 	sealed class MissingType : Type
diff --git a/reflect/Module.cs b/reflect/Module.cs
index a481ae23..84998dad 100644
--- a/reflect/Module.cs
+++ b/reflect/Module.cs
@@ -402,7 +402,7 @@ namespace IKVM.Reflection
 
 		internal abstract ByteReader GetBlob(int blobIndex);
 
-		internal IList<CustomAttributeData> GetCustomAttributesData(Type attributeType)
+		internal virtual IList<CustomAttributeData> GetCustomAttributesData(Type attributeType)
 		{
 			return GetCustomAttributes(0x00000001, attributeType);
 		}