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diff --git a/MdeModulePkg/Include/Library/PathLib.h b/MdeModulePkg/Include/Library/PathLib.h
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+++ b/MdeModulePkg/Include/Library/PathLib.h
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+/** @file
+  Provides interface to path manipulation functions.
+
+  Copyright (c) 2011, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD License
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php.
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+**/
+
+#ifndef _PATH_LIB_
+#define _PATH_LIB_
+
+#include <Base.h>
+#include <Library/BaseMemoryLib.h>
+
+/**
+  Removes the last directory or file entry in a path by changing the last
+  L'\' to a CHAR_NULL.
+
+  @param[in, out] Path    The pointer to the path to modify.
+
+  @retval FALSE     Nothing was found to remove.
+  @retval TRUE      A directory or file was removed.
+**/
+BOOLEAN
+EFIAPI
+PathRemoveLastItem(
+  IN OUT CHAR16 *Path
+  );
+
+/**
+  Function to clean up paths.  
+  
+  - Single periods in the path are removed.
+  - Double periods in the path are removed along with a single parent directory.
+  - Forward slashes L'/' are converted to backward slashes L'\'.
+
+  This will be done inline and the existing buffer may be larger than required 
+  upon completion.
+
+  @param[in] Path       The pointer to the string containing the path.
+
+  @retval NULL          An error occured.
+  @return Path in all other instances.
+**/
+CHAR16*
+EFIAPI
+PathCleanUpDirectories(
+  IN CHAR16 *Path
+  );
+
+#endif //_PATH_LIB_