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SecurityPkg/TPM2: Move GetDigestFromDigestList() to Tpm2CommandLib

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This patch just moves function Tpm2GetDigestFromDigestList() from
drivers to library as GetDigestFromDigestList() and no functionality change.

Cc: Chao B Zhang <chao.b.zhang@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Signed-off-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>
This commit is contained in:
Jiewen Yao
2016-09-13 19:05:08 +08:00
committed by Star Zeng
parent f9c9a1406c
commit d4b9b2c32c
6 changed files with 59 additions and 145 deletions
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37
SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
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@@ -863,41 +863,6 @@ TcgDxeLogEvent (
return Status;
}
/**
This function get digest from digest list.
@param HashAlg digest algorithm
@param DigestList digest list
@param Digest digest
@retval EFI_SUCCESS Sha1Digest is found and returned.
@retval EFI_NOT_FOUND Sha1Digest is not found.
**/
EFI_STATUS
Tpm2GetDigestFromDigestList (
IN TPMI_ALG_HASH HashAlg,
IN TPML_DIGEST_VALUES *DigestList,
IN VOID *Digest
)
{
UINTN Index;
UINT16 DigestSize;
DigestSize = GetHashSizeFromAlgo (HashAlg);
for (Index = 0; Index < DigestList->count; Index++) {
if (DigestList->digests[Index].hashAlg == HashAlg) {
CopyMem (
Digest,
&DigestList->digests[Index].digest,
DigestSize
);
return EFI_SUCCESS;
}
}
return EFI_NOT_FOUND;
}
/**
Get TPML_DIGEST_VALUES data size.
@@ -1067,7 +1032,7 @@ TcgDxeLogHashEvent (
DEBUG ((EFI_D_INFO, " LogFormat - 0x%08x\n", mTcg2EventInfo[Index].LogFormat));
switch (mTcg2EventInfo[Index].LogFormat) {
case EFI_TCG2_EVENT_LOG_FORMAT_TCG_1_2:
Status = Tpm2GetDigestFromDigestList (TPM_ALG_SHA1, DigestList, &NewEventHdr->Digest);
Status = GetDigestFromDigestList (TPM_ALG_SHA1, DigestList, &NewEventHdr->Digest);
if (!EFI_ERROR (Status)) {
//
// Enter critical region