1 files changed, 73 insertions, 0 deletions
diff --git a/src/debug/ildbsymlib/symbinder.h b/src/debug/ildbsymlib/symbinder.h
new file mode 100644
index 0000000000..a0dcf7d4c7
--- /dev/null
+++ b/src/debug/ildbsymlib/symbinder.h
@@ -0,0 +1,73 @@
+// 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.
+// ===========================================================================
+// File: SymBinder.h
+//
+
+// ===========================================================================
+
+#ifndef SYMBINDER_H_
+#define SYMBINDER_H_
+
+/* ------------------------------------------------------------------------- *
+ * SymBinder class
+ * ------------------------------------------------------------------------- */
+
+class SymBinder : ISymUnmanagedBinder2
+{
+// ctor/dtor
+public:
+    SymBinder()
+    {   
+    m_refCount = 0;
+    }
+
+    virtual ~SymBinder() {}
+
+    static HRESULT NewSymBinder( REFCLSID clsid, void** ppObj );
+
+// IUnknown methods
+public:
+
+    //-----------------------------------------------------------
+    // IUnknown support
+    //-----------------------------------------------------------
+    ULONG STDMETHODCALLTYPE AddRef()
+    {
+        return (InterlockedIncrement((LONG *) &m_refCount));
+    }
+
+    ULONG STDMETHODCALLTYPE Release()
+    {
+        LONG refCount = InterlockedDecrement((LONG *) &m_refCount);
+        if (refCount == 0)
+            DELETE(this);
+
+        return (refCount);
+    }
+    STDMETHOD(QueryInterface)(REFIID riid, void** ppvObject);
+
+    // ISymUnmanagedBinder
+public:
+
+    STDMETHOD(GetReaderForFile)( IUnknown *importer,
+                                 const WCHAR *fileName,
+                                 const WCHAR *searchPath,
+                                 ISymUnmanagedReader **pRetVal);
+    STDMETHOD(GetReaderFromStream)(IUnknown *importer,
+                    IStream *pstream,
+                    ISymUnmanagedReader **pRetVal);
+
+    // ISymUnmanagedBinder2
+    STDMETHOD(GetReaderForFile2)( IUnknown *importer,
+                                  const WCHAR *fileName,
+                                  const WCHAR *searchPath,
+                                  ULONG32 searchPolicy,
+                                  ISymUnmanagedReader **pRetVal);
+
+private:
+    SIZE_T      m_refCount;
+
+};
+#endif