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- /** @file
- This is BaseCrypto router support function.
- Copyright (c) 2013 - 2016, Intel Corporation. All rights reserved. <BR>
- SPDX-License-Identifier: BSD-2-Clause-Patent
- **/
- #include <PiPei.h>
- #include <Library/BaseLib.h>
- #include <Library/BaseMemoryLib.h>
- #include <Library/Tpm2CommandLib.h>
- #include <Library/DebugLib.h>
- #include <Library/MemoryAllocationLib.h>
- #include <Library/HashLib.h>
- #include <Protocol/Tcg2Protocol.h>
- typedef struct {
- EFI_GUID Guid;
- UINT32 Mask;
- } TPM2_HASH_MASK;
- TPM2_HASH_MASK mTpm2HashMask[] = {
- {HASH_ALGORITHM_SHA1_GUID, HASH_ALG_SHA1},
- {HASH_ALGORITHM_SHA256_GUID, HASH_ALG_SHA256},
- {HASH_ALGORITHM_SHA384_GUID, HASH_ALG_SHA384},
- {HASH_ALGORITHM_SHA512_GUID, HASH_ALG_SHA512},
- };
- /**
- The function get hash mask info from algorithm.
- @param HashGuid Hash Guid
- @return HashMask
- **/
- UINT32
- EFIAPI
- Tpm2GetHashMaskFromAlgo (
- IN EFI_GUID *HashGuid
- )
- {
- UINTN Index;
- for (Index = 0; Index < sizeof(mTpm2HashMask)/sizeof(mTpm2HashMask[0]); Index++) {
- if (CompareGuid (HashGuid, &mTpm2HashMask[Index].Guid)) {
- return mTpm2HashMask[Index].Mask;
- }
- }
- return 0;
- }
- /**
- The function set digest to digest list.
- @param DigestList digest list
- @param Digest digest data
- **/
- VOID
- EFIAPI
- Tpm2SetHashToDigestList (
- IN OUT TPML_DIGEST_VALUES *DigestList,
- IN TPML_DIGEST_VALUES *Digest
- )
- {
- CopyMem (
- &DigestList->digests[DigestList->count],
- &Digest->digests[0],
- sizeof(Digest->digests[0])
- );
- DigestList->count ++;
- }
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