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SecurityPkg: Use pointer instead of array to make code readable. 

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qiu Shumin <shumin.qiu@intel.com>
Reviewed-by: Yao Jiewen <Jiewen.Yao@intel.com>
Reviewed-by: Chao Zhang <chao.b.zhang@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18403 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Qiu Shumin 2015-09-06 06:22:24 +00:00 committed by shenshushi
parent 374ecd0450
commit 35e00ace19
1 changed files with 24 additions and 11 deletions
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35
SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
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@ -1456,6 +1456,7 @@ SetupEventLog (
UINT8 TempBuf[sizeof(TCG_EfiSpecIDEventStruct) + (HASH_COUNT * sizeof(TCG_EfiSpecIdEventAlgorithmSize)) + sizeof(UINT8)];
TCG_PCR_EVENT_HDR FirstPcrEvent;
TCG_EfiSpecIdEventAlgorithmSize *DigestSize;
TCG_EfiSpecIdEventAlgorithmSize *TempDigestSize;
UINT8 *VendorInfoSize;
UINT32 NumberOfAlgorithms;
@ -1501,32 +1502,44 @@ SetupEventLog (
NumberOfAlgorithms = 0;
DigestSize = (TCG_EfiSpecIdEventAlgorithmSize *)((UINT8 *)TcgEfiSpecIdEventStruct + sizeof(*TcgEfiSpecIdEventStruct) + sizeof(NumberOfAlgorithms));
if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA1) != 0) {
DigestSize[NumberOfAlgorithms].algorithmId = TPM_ALG_SHA1;
DigestSize[NumberOfAlgorithms].digestSize = SHA1_DIGEST_SIZE;
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
TempDigestSize->algorithmId = TPM_ALG_SHA1;
TempDigestSize->digestSize = SHA1_DIGEST_SIZE;
NumberOfAlgorithms++;
}
if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA256) != 0) {
DigestSize[NumberOfAlgorithms].algorithmId = TPM_ALG_SHA256;
DigestSize[NumberOfAlgorithms].digestSize = SHA256_DIGEST_SIZE;
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
TempDigestSize->algorithmId = TPM_ALG_SHA256;
TempDigestSize->digestSize = SHA256_DIGEST_SIZE;
NumberOfAlgorithms++;
}
if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA384) != 0) {
DigestSize[NumberOfAlgorithms].algorithmId = TPM_ALG_SHA384;
DigestSize[NumberOfAlgorithms].digestSize = SHA384_DIGEST_SIZE;
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
TempDigestSize->algorithmId = TPM_ALG_SHA384;
TempDigestSize->digestSize = SHA384_DIGEST_SIZE;
NumberOfAlgorithms++;
}
if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SHA512) != 0) {
DigestSize[NumberOfAlgorithms].algorithmId = TPM_ALG_SHA512;
DigestSize[NumberOfAlgorithms].digestSize = SHA512_DIGEST_SIZE;
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
TempDigestSize->algorithmId = TPM_ALG_SHA512;
TempDigestSize->digestSize = SHA512_DIGEST_SIZE;
NumberOfAlgorithms++;
}
if ((mTcgDxeData.BsCap.ActivePcrBanks & EFI_TCG2_BOOT_HASH_ALG_SM3_256) != 0) {
DigestSize[NumberOfAlgorithms].algorithmId = TPM_ALG_SM3_256;
DigestSize[NumberOfAlgorithms].digestSize = SM3_256_DIGEST_SIZE;
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
TempDigestSize->algorithmId = TPM_ALG_SM3_256;
TempDigestSize->digestSize = SM3_256_DIGEST_SIZE;
NumberOfAlgorithms++;
}
CopyMem (TcgEfiSpecIdEventStruct + 1, &NumberOfAlgorithms, sizeof(NumberOfAlgorithms));
VendorInfoSize = (UINT8 *)&DigestSize[NumberOfAlgorithms];
TempDigestSize = DigestSize;
TempDigestSize += NumberOfAlgorithms;
VendorInfoSize = (UINT8 *)TempDigestSize;
*VendorInfoSize = 0;
//