Add security package to repository.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12261 6f19259b-4bc3-4df7-8a09-765794883524

SecurityPkg/Include/Library/PlatformSecureLib.h

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+/** @file
+  Provides a secure platform-specific method to clear PK(Platform Key).
+
+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 __PLATFORM_SECURE_LIB_H__
+#define __PLATFORM_SECURE_LIB_H__
+
+
+/**
+
+  This function detects whether a secure platform-specific method to clear PK(Platform Key)
+  is configured by platform owner. This method is provided for users force to clear PK 
+  in case incorrect enrollment mis-haps.
+  
+  UEFI231 spec chapter 27.5.2 stipulates: The platform key may also be cleared using 
+  a secure platform-specific method. In  this case, the global variable SetupMode 
+  must also be updated to 1.
+
+  NOTE THAT: This function cannot depend on any EFI Variable Service since they are
+  not available when this function is called in AuthenticateVariable driver.
+  
+  @retval  TRUE       The Platform owner wants to force clear PK.
+  @retval  FALSE      The Platform owner doesn't want to force clear PK. 
+
+**/
+BOOLEAN
+EFIAPI
+ForceClearPK (
+  VOID
+  );
+
+#endif