1 files changed, 70 insertions, 0 deletions
diff --git a/src/vm/clrprivtypecachewinrt.h b/src/vm/clrprivtypecachewinrt.h
new file mode 100644
index 0000000000..8199773df9
--- /dev/null
+++ b/src/vm/clrprivtypecachewinrt.h
@@ -0,0 +1,70 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+// 
+
+// 
+// Contains VM implementation of WinRT type cache for code:CLRPrivBinderWinRT binder.
+// 
+//=====================================================================================================================
+
+#pragma once
+
+#include "internalunknownimpl.h"
+#include "clrprivbinding.h"
+
+//=====================================================================================================================
+class CLRPrivTypeCacheWinRT : 
+    public IUnknownCommon<IUnknown>
+{
+public:
+    //=============================================================================================
+    // Class methods
+    
+    // S_OK - pAssembly contains type wszTypeName
+    // S_FALSE - pAssembly does not contain type wszTypeName
+    HRESULT ContainsType(
+        ICLRPrivAssembly * pAssembly, 
+        LPCWSTR            wszTypeName);
+    
+    // S_OK - pAssembly contains type wszTypeName
+    // S_FALSE - pAssembly does not contain type wszTypeName
+    // E_FAIL - assembly is not loaded
+    HRESULT ContainsTypeIfLoaded(
+        PTR_AppDomain        pAppDomain, 
+        PTR_ICLRPrivAssembly pPrivAssembly, 
+        LPCUTF8              szNamespace, 
+        LPCUTF8              szClassName, 
+        PTR_Assembly *       ppAssembly);
+    
+    static CLRPrivTypeCacheWinRT * GetOrCreateTypeCache();
+    
+#ifndef DACCESS_COMPILE
+    
+#ifndef CROSSGEN_COMPILE
+    // Raises user event DesignerNamespaceResolveEvent to get a list of files for this namespace.
+    void RaiseDesignerNamespaceResolveEvent(
+        LPCWSTR                                wszNamespace, 
+        CLRPrivBinderUtil::WStringListHolder * pFileNameList);
+#endif // CROSSGEN_COMPILE
+    
+#endif //!DACCESS_COMPILE
+    
+private:
+    //=============================================================================================
+    // Private methods
+    
+    // Checks if the type (szNamespace/szClassName) is present in the assembly pAssembly.
+    HRESULT ContainsTypeHelper(
+        PTR_Assembly pAssembly, 
+        LPCUTF8      szNamespace, 
+        LPCUTF8      szClassName);
+    
+    //=============================================================================================
+    // Class fields
+    
+    static CLRPrivTypeCacheWinRT * s_pSingleton;
+    
+};  // class CLRPrivTypeCaheWinRT
+
+typedef DPTR(CLRPrivTypeCacheWinRT) PTR_CLRPrivTypeCacheWinRT;