mirror of https://github.com/acidanthera/audk.git
123 lines
3.3 KiB
C
123 lines
3.3 KiB
C
/** @file
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Definitions for OBB FVs verification.
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Copyright (c) 2019, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __FV_REPORT_PEI_H__
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#define __FV_REPORT_PEI_H__
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#include <PiPei.h>
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#include <IndustryStandard/Tpm20.h>
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#include <Ppi/FirmwareVolumeInfoStoredHashFv.h>
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#include <Library/PeiServicesLib.h>
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#include <Library/PcdLib.h>
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#include <Library/HobLib.h>
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#include <Library/DebugLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/BaseCryptLib.h>
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#include <Library/ReportStatusCodeLib.h>
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#define HASH_INFO_PTR(PreHashedFvPpi) \
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(HASH_INFO *)((UINT8 *)(PreHashedFvPpi) + sizeof (EDKII_PEI_FIRMWARE_VOLUME_INFO_PREHASHED_FV_PPI))
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#define HASH_VALUE_PTR(HashInfo) \
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(VOID *)((UINT8 *)(HashInfo) + sizeof (HASH_INFO))
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/**
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Computes the message digest of a input data buffer.
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This function performs message digest of a given data buffer, and places
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the digest value into the specified memory.
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If this interface is not supported, then return FALSE.
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@param[in] Data Pointer to the buffer containing the data to be hashed.
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@param[in] DataSize Size of Data buffer in bytes.
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@param[out] HashValue Pointer to a buffer that receives digest value.
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@retval TRUE The digest computation succeeded.
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@retval FALSE The digest computation failed.
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**/
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typedef
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BOOLEAN
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(EFIAPI *HASH_ALL_METHOD) (
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IN CONST VOID *Data,
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IN UINTN DataSize,
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OUT UINT8 *HashValue
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);
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/**
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Initializes user-supplied memory as hash context for subsequent use.
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@param[out] HashContext Pointer to hash context being initialized.
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@retval TRUE Hash context initialization succeeded.
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@retval FALSE Hash context initialization failed.
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@retval FALSE This interface is not supported.
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**/
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typedef
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BOOLEAN
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(EFIAPI *HASH_INIT_METHOD) (
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OUT VOID *HashContext
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);
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/**
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Digests the input data and updates hash context.
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@param[in, out] HashContext Pointer to the hash context.
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@param[in] Data Pointer to the buffer containing the data to be hashed.
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@param[in] DataSize Size of Data buffer in bytes.
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@retval TRUE Hash data digest succeeded.
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@retval FALSE Hash data digest failed.
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@retval FALSE This interface is not supported.
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**/
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typedef
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BOOLEAN
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(EFIAPI *HASH_UPDATE_METHOD) (
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IN OUT VOID *HashContext,
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IN CONST VOID *Data,
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IN UINTN DataSize
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);
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/**
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Completes computation of the hash digest value.
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@param[in, out] HashContext Pointer to the hash context.
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@param[out] HashValue Pointer to a buffer that receives the hash digest
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value.
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@retval TRUE Hash digest computation succeeded.
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@retval FALSE Hash digest computation failed.
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@retval FALSE This interface is not supported.
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**/
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typedef
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BOOLEAN
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(EFIAPI *HASH_FINAL_METHOD) (
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IN OUT VOID *HashContext,
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OUT UINT8 *HashValue
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);
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typedef struct {
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UINT16 HashAlgId;
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UINTN HashSize;
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HASH_INIT_METHOD HashInit;
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HASH_UPDATE_METHOD HashUpdate;
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HASH_FINAL_METHOD HashFinal;
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HASH_ALL_METHOD HashAll;
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} HASH_ALG_INFO;
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#endif //__FV_REPORT_PEI_H__
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