mirror of https://github.com/acidanthera/audk.git
72 lines
1.6 KiB
C
72 lines
1.6 KiB
C
/** @file
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This is BaseCrypto router support function.
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Copyright (c) 2013 - 2016, 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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#include <PiPei.h>
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#include <Library/BaseLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/Tpm2CommandLib.h>
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#include <Library/DebugLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/HashLib.h>
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#include <Protocol/Tcg2Protocol.h>
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typedef struct {
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EFI_GUID Guid;
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UINT32 Mask;
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} TPM2_HASH_MASK;
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TPM2_HASH_MASK mTpm2HashMask[] = {
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{HASH_ALGORITHM_SHA1_GUID, HASH_ALG_SHA1},
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{HASH_ALGORITHM_SHA256_GUID, HASH_ALG_SHA256},
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{HASH_ALGORITHM_SHA384_GUID, HASH_ALG_SHA384},
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{HASH_ALGORITHM_SHA512_GUID, HASH_ALG_SHA512},
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};
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/**
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The function get hash mask info from algorithm.
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@param HashGuid Hash Guid
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@return HashMask
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**/
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UINT32
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EFIAPI
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Tpm2GetHashMaskFromAlgo (
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IN EFI_GUID *HashGuid
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)
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{
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UINTN Index;
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for (Index = 0; Index < sizeof(mTpm2HashMask)/sizeof(mTpm2HashMask[0]); Index++) {
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if (CompareGuid (HashGuid, &mTpm2HashMask[Index].Guid)) {
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return mTpm2HashMask[Index].Mask;
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}
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}
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return 0;
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}
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/**
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The function set digest to digest list.
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@param DigestList digest list
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@param Digest digest data
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**/
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VOID
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EFIAPI
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Tpm2SetHashToDigestList (
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IN OUT TPML_DIGEST_VALUES *DigestList,
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IN TPML_DIGEST_VALUES *Digest
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)
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{
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CopyMem (
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&DigestList->digests[DigestList->count],
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&Digest->digests[0],
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sizeof(Digest->digests[0])
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);
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DigestList->count ++;
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}
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