Copy irrlichtmt to <root>/irr/

irr/include/IMemoryReadFile.h

@@ -0,0 +1,27 @@
+// Copyright Michael Zeilfelder
+// This file is part of the "Irrlicht Engine".
+// For conditions of distribution and use, see copyright notice in irrlicht.h
+
+#pragma once
+
+#include "IReadFile.h"
+
+namespace irr
+{
+namespace io
+{
+
+//! Interface providing read access to a memory read file.
+class IMemoryReadFile : public IReadFile
+{
+public:
+	//! Get direct access to internal buffer of memory block used as file.
+	/** It's usually better to use the IReadFile functions to access
+	the file content. But as that buffer exist over the full life-time
+	of a CMemoryReadFile, it's sometimes nice to avoid the additional
+	data-copy which read() needs.
+	*/
+	virtual const void *getBuffer() const = 0;
+};
+} // end namespace io
+} // end namespace irr