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SecurityPkg: Tcg2Dxe: Use UEFI_VARIABLE_DATA 

Use UEFI_VARIABLE_DATA data structure according to TCG PC-Client PFP Spec
00.21.
http://www.trustedcomputinggroup.org/wp-content/uploads/PC-ClientSpecific_Platform_Profile_for_TPM_2p0_Systems_v21.pdf

Cc: Star Zeng <star.zeng@intel.com>
Cc: Yao Jiewen <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
This commit is contained in:
Zhang, Chao B 2017-01-24 15:31:23 +08:00
parent 1de3b7fdb1
commit 9d77acf156
2 changed files with 8 additions and 9 deletions
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11
SecurityPkg/Library/DxeImageVerificationLib/Measurement.c
View File

@ -1,7 +1,7 @@
/** @file
Measure TrEE required variable.
Measure TCG required variable.
Copyright (c) 2013 - 2014, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2013 - 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
@ -15,7 +15,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <PiDxe.h>
#include <Guid/ImageAuthentication.h>
#include <IndustryStandard/UefiTcgPlatform.h>
#include <Protocol/TrEEProtocol.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UefiRuntimeServicesTableLib.h>
@ -230,18 +229,18 @@ MeasureVariable (
{
EFI_STATUS Status;
UINTN VarNameLength;
EFI_VARIABLE_DATA_TREE *VarLog;
UEFI_VARIABLE_DATA *VarLog;
UINT32 VarLogSize;
//
// The EFI_VARIABLE_DATA_TREE.VariableData value shall be the EFI_SIGNATURE_DATA value
// The UEFI_VARIABLE_DATA.VariableData value shall be the EFI_SIGNATURE_DATA value
// from the EFI_SIGNATURE_LIST that contained the authority that was used to validate the image
//
VarNameLength = StrLen (VarName);
VarLogSize = (UINT32)(sizeof (*VarLog) + VarNameLength * sizeof (*VarName) + VarSize
- sizeof (VarLog->UnicodeName) - sizeof (VarLog->VariableData));
VarLog = (EFI_VARIABLE_DATA_TREE *) AllocateZeroPool (VarLogSize);
VarLog = (UEFI_VARIABLE_DATA *) AllocateZeroPool (VarLogSize);
if (VarLog == NULL) {
return EFI_OUT_OF_RESOURCES;
}

6
SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
View File

@ -1787,7 +1787,7 @@ MeasureVariable (
EFI_STATUS Status;
TCG_PCR_EVENT_HDR TcgEvent;
UINTN VarNameLength;
EFI_VARIABLE_DATA_TREE *VarLog;
UEFI_VARIABLE_DATA *VarLog;
DEBUG ((EFI_D_INFO, "Tcg2Dxe: MeasureVariable (Pcr - %x, EventType - %x, ", (UINTN)PCRIndex, (UINTN)EventType));
DEBUG ((EFI_D_INFO, "VariableName - %s, VendorGuid - %g)\n", VarName, VendorGuid));
@ -1799,7 +1799,7 @@ MeasureVariable (
TcgEvent.EventSize = (UINT32)(sizeof (*VarLog) + VarNameLength * sizeof (*VarName) + VarSize
- sizeof (VarLog->UnicodeName) - sizeof (VarLog->VariableData));
VarLog = (EFI_VARIABLE_DATA_TREE *)AllocatePool (TcgEvent.EventSize);
VarLog = (UEFI_VARIABLE_DATA *)AllocatePool (TcgEvent.EventSize);
if (VarLog == NULL) {
return EFI_OUT_OF_RESOURCES;
}
@ -1822,7 +1822,7 @@ MeasureVariable (
if (EventType == EV_EFI_VARIABLE_DRIVER_CONFIG) {
//
// Digest is the event data (EFI_VARIABLE_DATA)
// Digest is the event data (UEFI_VARIABLE_DATA)
//
Status = TcgDxeHashLogExtendEvent (
0,