mirror of https://github.com/acidanthera/audk.git
129 lines
4.1 KiB
C
129 lines
4.1 KiB
C
/*++
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Copyright (c) 2006, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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Module Name:
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TcgService.h
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Abstract:
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TCG Service Protocol as defined in TCG_EFI_Protocol_1_20_Final
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See http://trustedcomputinggroup.org for the latest specification
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--*/
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#ifndef _TCG_SERVICE_PROTOCOL_H_
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#define _TCG_SERVICE_PROTOCOL_H_
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#include <EfiTpm.h>
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#define EFI_TCG_PROTOCOL_GUID \
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{0xf541796d, 0xa62e, 0x4954, 0xa7, 0x75, 0x95, 0x84, 0xf6, 0x1b, 0x9c, 0xdd}
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#define TSS_EVENT_DATA_MAX_SIZE 256
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EFI_FORWARD_DECLARATION (EFI_TCG_PROTOCOL);
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//
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// Set structure alignment to 1-byte
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//
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#pragma pack (push, 1)
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typedef struct {
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UINT8 Major;
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UINT8 Minor;
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UINT8 RevMajor;
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UINT8 RevMinor;
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} TCG_VERSION;
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typedef struct _TCG_EFI_BOOT_SERVICE_CAPABILITY {
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UINT8 Size; // Size of this structure
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TCG_VERSION StructureVersion;
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TCG_VERSION ProtocolSpecVersion;
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UINT8 HashAlgorithmBitmap; // Hash algorithms
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// this protocol is capable of : 01=SHA-1
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BOOLEAN TPMPresentFlag; // 00h = TPM not present
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BOOLEAN TPMDeactivatedFlag; // 01h = TPM currently deactivated
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} TCG_EFI_BOOT_SERVICE_CAPABILITY;
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typedef UINT32 TCG_ALGORITHM_ID;
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//
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// Restore original structure alignment
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//
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#pragma pack (pop)
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCG_STATUS_CHECK) (
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IN EFI_TCG_PROTOCOL *This,
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OUT TCG_EFI_BOOT_SERVICE_CAPABILITY
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*ProtocolCapability,
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OUT UINT32 *TCGFeatureFlags,
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OUT EFI_PHYSICAL_ADDRESS *EventLogLocation,
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OUT EFI_PHYSICAL_ADDRESS *EventLogLastEntry
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCG_HASH_ALL) (
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IN EFI_TCG_PROTOCOL *This,
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IN UINT8 *HashData,
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IN UINT64 HashDataLen,
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IN TCG_ALGORITHM_ID AlgorithmId,
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IN OUT UINT64 *HashedDataLen,
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IN OUT UINT8 **HashedDataResult
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCG_LOG_EVENT) (
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IN EFI_TCG_PROTOCOL *This,
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IN TCG_PCR_EVENT *TCGLogData,
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IN OUT UINT32 *EventNumber,
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IN UINT32 Flags
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCG_PASS_THROUGH_TO_TPM) (
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IN EFI_TCG_PROTOCOL *This,
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IN UINT32 TpmInputParamterBlockSize,
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IN UINT8 *TpmInputParamterBlock,
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IN UINT32 TpmOutputParameterBlockSize,
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IN UINT8 *TpmOutputParameterBlock
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);
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typedef
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EFI_STATUS
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(EFIAPI *EFI_TCG_HASH_LOG_EXTEND_EVENT) (
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IN EFI_TCG_PROTOCOL *This,
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IN UINT8 *HashData,
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IN UINT64 HashDataLen,
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IN TCG_ALGORITHM_ID AlgorithmId,
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IN OUT TCG_PCR_EVENT *TCGLogData,
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IN OUT UINT32 *EventNumber,
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OUT EFI_PHYSICAL_ADDRESS *EventLogLastEntry
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);
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typedef struct _EFI_TCG_PROTOCOL {
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EFI_TCG_STATUS_CHECK StatusCheck;
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EFI_TCG_HASH_ALL HashAll;
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EFI_TCG_LOG_EVENT LogEvent;
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EFI_TCG_PASS_THROUGH_TO_TPM PassThroughToTpm;
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EFI_TCG_HASH_LOG_EXTEND_EVENT HashLogExtendEvent;
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} EFI_TCG_PROTOCOL;
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extern EFI_GUID gEfiTcgProtocolGuid;
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#endif
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