audk/SecurityPkg/Include/Library/PlatformSecureLib.h

42 lines
1.4 KiB
C

/** @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