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/** @file
Basic TPM command functions.
Copyright (c) 2005 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "CommonHeader.h"
/**
Single function calculates SHA1 digest value for all raw data. It
combines Sha1Init(), Sha1Update() and Sha1Final().
@param[in] Data Raw data to be digested.
@param[in] DataLen Size of the raw data.
@param[out] Digest Pointer to a buffer that stores the final digest.
@retval EFI_SUCCESS Always successfully calculate the final digest.
**/
EFI_STATUS
EFIAPI
TpmCommHashAll (
IN CONST UINT8 *Data,
IN UINTN DataLen,
OUT TPM_DIGEST *Digest
)
{
VOID *Sha1Ctx;
UINTN CtxSize;
CtxSize = Sha1GetContextSize ();
Sha1Ctx = AllocatePool (CtxSize);
ASSERT (Sha1Ctx != NULL);
Sha1Init (Sha1Ctx);
Sha1Update (Sha1Ctx, Data, DataLen);
Sha1Final (Sha1Ctx, (UINT8 *)Digest);
FreePool (Sha1Ctx);
return EFI_SUCCESS;
}
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