c411b485b6
REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3737 Apply uncrustify changes to .c/.h files in the SecurityPkg package Cc: Andrew Fish <afish@apple.com> Cc: Leif Lindholm <leif@nuviainc.com> Cc: Michael D Kinney <michael.d.kinney@intel.com> Signed-off-by: Michael Kubacki <michael.kubacki@microsoft.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
151 lines
3.2 KiB
C
151 lines
3.2 KiB
C
/** @file
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This library is BaseCrypto SHA384 hash instance.
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It can be registered to BaseCrypto router, to serve as hash engine.
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Copyright (c) 2018, 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/DebugLib.h>
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#include <Library/BaseCryptLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/HashLib.h>
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/**
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The function set SHA384 to digest list.
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@param DigestList digest list
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@param Sha384Digest SHA384 digest
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**/
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VOID
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Tpm2SetSha384ToDigestList (
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IN TPML_DIGEST_VALUES *DigestList,
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IN UINT8 *Sha384Digest
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)
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{
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DigestList->count = 1;
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DigestList->digests[0].hashAlg = TPM_ALG_SHA384;
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CopyMem (
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DigestList->digests[0].digest.sha384,
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Sha384Digest,
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SHA384_DIGEST_SIZE
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);
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}
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/**
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Start hash sequence.
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@param HashHandle Hash handle.
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@retval EFI_SUCCESS Hash sequence start and HandleHandle returned.
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@retval EFI_OUT_OF_RESOURCES No enough resource to start hash.
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**/
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EFI_STATUS
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EFIAPI
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Sha384HashInit (
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OUT HASH_HANDLE *HashHandle
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)
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{
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VOID *Sha384Ctx;
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UINTN CtxSize;
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CtxSize = Sha384GetContextSize ();
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Sha384Ctx = AllocatePool (CtxSize);
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ASSERT (Sha384Ctx != NULL);
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Sha384Init (Sha384Ctx);
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*HashHandle = (HASH_HANDLE)Sha384Ctx;
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return EFI_SUCCESS;
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}
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/**
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Update hash sequence data.
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@param HashHandle Hash handle.
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@param DataToHash Data to be hashed.
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@param DataToHashLen Data size.
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@retval EFI_SUCCESS Hash sequence updated.
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**/
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EFI_STATUS
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EFIAPI
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Sha384HashUpdate (
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IN HASH_HANDLE HashHandle,
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IN VOID *DataToHash,
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IN UINTN DataToHashLen
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)
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{
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VOID *Sha384Ctx;
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Sha384Ctx = (VOID *)HashHandle;
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Sha384Update (Sha384Ctx, DataToHash, DataToHashLen);
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return EFI_SUCCESS;
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}
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/**
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Complete hash sequence complete.
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@param HashHandle Hash handle.
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@param DigestList Digest list.
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@retval EFI_SUCCESS Hash sequence complete and DigestList is returned.
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**/
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EFI_STATUS
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EFIAPI
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Sha384HashFinal (
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IN HASH_HANDLE HashHandle,
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OUT TPML_DIGEST_VALUES *DigestList
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)
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{
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UINT8 Digest[SHA384_DIGEST_SIZE];
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VOID *Sha384Ctx;
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Sha384Ctx = (VOID *)HashHandle;
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Sha384Final (Sha384Ctx, Digest);
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FreePool (Sha384Ctx);
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Tpm2SetSha384ToDigestList (DigestList, Digest);
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return EFI_SUCCESS;
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}
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HASH_INTERFACE mSha384InternalHashInstance = {
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HASH_ALGORITHM_SHA384_GUID,
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Sha384HashInit,
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Sha384HashUpdate,
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Sha384HashFinal,
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};
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/**
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The function register SHA384 instance.
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@retval EFI_SUCCESS SHA384 instance is registered, or system does not support register SHA384 instance
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**/
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EFI_STATUS
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EFIAPI
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HashInstanceLibSha384Constructor (
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VOID
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)
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{
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EFI_STATUS Status;
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Status = RegisterHashInterfaceLib (&mSha384InternalHashInstance);
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if ((Status == EFI_SUCCESS) || (Status == EFI_UNSUPPORTED)) {
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//
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// Unsupported means platform policy does not need this instance enabled.
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//
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return EFI_SUCCESS;
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}
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return Status;
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}
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