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-rw-r--r--SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c29
-rw-r--r--SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c37
-rw-r--r--SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.c37
3 files changed, 11 insertions, 92 deletions
diff --git a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
index 7a97f6bdc7..5f4420ca86 100644
--- a/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
+++ b/SecurityPkg/Tcg/Tcg2Config/Tcg2ConfigImpl.c
@@ -617,33 +617,6 @@ FillBufferWithTCG2EventLogFormat (
}
/**
- 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;
-}
-
-/**
This function publish the TCG2 configuration Form for TPM device.
@param[in, out] PrivateData Points to TCG2 configuration private data.
@@ -735,7 +708,7 @@ InstallTcg2ConfigForm (
} else {
TempBuffer[0] = 0;
for (Index = 0; Index < Pcrs.count; Index++) {
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {
AppendBufferWithTpmAlgHash (TempBuffer, sizeof(TempBuffer), Pcrs.pcrSelections[Index].hash);
}
}
diff --git a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
index 5d975561de..319f24544a 100644
--- a/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
+++ b/SecurityPkg/Tcg/Tcg2Dxe/Tcg2Dxe.c
@@ -202,33 +202,6 @@ InternalDumpHex (
}
/**
- 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 All processors EFI_CPU_LOCATION in system. LocationBuf is allocated inside the function
Caller is responsible to free LocationBuf.
@@ -2471,31 +2444,31 @@ DriverEntry (
switch (Pcrs.pcrSelections[Index].hash) {
case TPM_ALG_SHA1:
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_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:
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_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:
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_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:
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_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:
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_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;
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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-07 11:07:14 +0000