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authorHao Wu <hao.a.wu@intel.com>2016-08-17 21:28:39 +0800
committerHao Wu <hao.a.wu@intel.com>2016-08-22 18:54:32 +0800
commit72388f9c10126a718a7ac381dc6879d3337ccb8b (patch)
treec5e87deb47541fdf585a63801b32f666024be175 /SecurityPkg/Tcg/Tcg2Pei
parent102b4c7cdd11172d5b7fde35a0c472ecd7fa49e7 (diff)
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SecurityPkg Tcg2: Remove use of module internal API InternalIsZeroBuffer()
This commit removes the internal implementation of the function InternalIsZeroBuffer(). Instead, it will use the API IsZeroBuffer() from BaseMemoryLib in MdePkg. Cc: Jiewen Yao <jiewen.yao@intel.com> Cc: Chao Zhang <chao.b.zhang@intel.com> Cc: Liming Gao <liming.gao@intel.com> Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Chao Zhang <chao.b.zhang@intel.com> Reviewed-by: Liming Gao <liming.gao@intel.com>
Diffstat (limited to 'SecurityPkg/Tcg/Tcg2Pei')
-rw-r--r--SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c37
1 files changed, 5 insertions, 32 deletions
diff --git a/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c b/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c
index 2cffed4464..0d779f1e3b 100644
--- a/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c
+++ b/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c
@@ -225,33 +225,6 @@ EndofPeiSignalNotifyCallBack (
}
/**
- Check if buffer is all zero.
-
- @param[in] Buffer Buffer to be checked.
- @param[in] BufferSize Size of buffer to be checked.
-
- @retval TRUE Buffer is all zero.
- @retval FALSE Buffer is not all zero.
-**/
-BOOLEAN
-InternalIsZeroBuffer (
- IN VOID *Buffer,
- IN UINTN BufferSize
- )
-{
- UINT8 *BufferData;
- UINTN Index;
-
- BufferData = Buffer;
- for (Index = 0; Index < BufferSize; Index++) {
- if (BufferData[Index] != 0) {
- return FALSE;
- }
- }
- return TRUE;
-}
-
-/**
Get TPML_DIGEST_VALUES data size.
@param[in] DigestList TPML_DIGEST_VALUES data.
@@ -383,27 +356,27 @@ SetTpm2HashMask (
DEBUG ((EFI_D_INFO, "hash - %x\n", Pcrs.pcrSelections[Index].hash));
switch (Pcrs.pcrSelections[Index].hash) {
case TPM_ALG_SHA1:
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;
}
break;
case TPM_ALG_SHA256:
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;
}
break;
case TPM_ALG_SHA384:
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;
}
break;
case TPM_ALG_SHA512:
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;
}
break;
case TPM_ALG_SM3_256:
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;
}
break;