Add comments and DoxyGen format for these files.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5028 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Library/DxeCrc32GuidedSectionExtractLib/DxeCrc32GuidedSectionExtractLib.c

@@ -1,6 +1,9 @@
-/*++
+/** @file
 
-Copyright (c) 2007, Intel Corporation                                                         
+  Implements CRC32 guided section handler to parse CRC32 encapsulation section, 
+  extract data and authenticate 32 bit CRC value.
+
+Copyright (c) 2007 - 2008, Intel Corporation                                                         
 All rights reserved. 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        
@@ -9,18 +12,7 @@ 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.             
 
-Module Name:
-
-  DxeCrc32GuidedSectionExtractLib.c
-
-Abstract:
-
-  Implements GUIDed section extraction protocol interface with 
-  a specific GUID: CRC32.
-
-  Please refer to the Framewokr Firmware Volume Specification 0.9.
-
---*/
+**/
 
 #include <PiDxe.h>
 #include <Protocol/Crc32GuidedSectionExtraction.h>