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SecurityPkg: enhance secure boot Config Dxe & Time Based AuthVariable.

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V3: code clean up

prohibit Image SHA-1 hash option in SecureBootConfigDxe.
Timebased Auth Variable driver should ensure AuthAlgorithm
is SHA256 before further verification

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Zhang Lubo <lubo.zhang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Cc: Long Qin <qin.long@intel.com>
Cc: Yao Jiewen <jiewen.yao@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Long Qin <qin.long@intel.com>
This commit is contained in:
Zhang Lubo
2017-01-05 14:58:05 +08:00
committed by Jiaxin Wu
parent 80e63e846a
commit c035e37335
4 changed files with 35 additions and 18 deletions
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4
SecurityPkg/Library/AuthVariableLib/AuthServiceInternal.h
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@@ -12,7 +12,7 @@
may not be modified without authorization. If platform fails to protect these resources,
the authentication service provided in this driver will be broken, and the behavior is undefined.
Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2009 - 2017, 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
@@ -37,6 +37,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Guid/AuthenticatedVariableFormat.h>
#include <Guid/ImageAuthentication.h>
#define TWO_BYTE_ENCODE 0x82
///
/// Struct to record signature requirement defined by UEFI spec.
/// For SigHeaderSize and SigDataSize, ((UINT32) ~0) means NO exact length requirement for this field.