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>
-/**\r
- Check if buffer is all zero.\r
-\r
- @param[in] Buffer Buffer to be checked.\r
- @param[in] BufferSize Size of buffer to be checked.\r
-\r
- @retval TRUE Buffer is all zero.\r
- @retval FALSE Buffer is not all zero.\r
-**/\r
-BOOLEAN\r
-InternalIsZeroBuffer (\r
- IN VOID *Buffer,\r
- IN UINTN BufferSize\r
- )\r
-{\r
- UINT8 *BufferData;\r
- UINTN Index;\r
-\r
- BufferData = Buffer;\r
- for (Index = 0; Index < BufferSize; Index++) {\r
- if (BufferData[Index] != 0) {\r
- return FALSE;\r
- }\r
- }\r
- return TRUE;\r
-}\r
-\r
/**\r
This function publish the TCG2 configuration Form for TPM device.\r
\r
/**\r
This function publish the TCG2 configuration Form for TPM device.\r
\r
} else {\r
TempBuffer[0] = 0;\r
for (Index = 0; Index < Pcrs.count; Index++) {\r
} else {\r
TempBuffer[0] = 0;\r
for (Index = 0; Index < Pcrs.count; Index++) {\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
AppendBufferWithTpmAlgHash (TempBuffer, sizeof(TempBuffer), Pcrs.pcrSelections[Index].hash);\r
}\r
}\r
AppendBufferWithTpmAlgHash (TempBuffer, sizeof(TempBuffer), Pcrs.pcrSelections[Index].hash);\r
}\r
}\r
-/**\r
- Check if buffer is all zero.\r
-\r
- @param[in] Buffer Buffer to be checked.\r
- @param[in] BufferSize Size of buffer to be checked.\r
-\r
- @retval TRUE Buffer is all zero.\r
- @retval FALSE Buffer is not all zero.\r
-**/\r
-BOOLEAN\r
-InternalIsZeroBuffer (\r
- IN VOID *Buffer,\r
- IN UINTN BufferSize\r
- )\r
-{\r
- UINT8 *BufferData;\r
- UINTN Index;\r
-\r
- BufferData = Buffer;\r
- for (Index = 0; Index < BufferSize; Index++) {\r
- if (BufferData[Index] != 0) {\r
- return FALSE;\r
- }\r
- }\r
- return TRUE;\r
-}\r
-\r
/**\r
Get All processors EFI_CPU_LOCATION in system. LocationBuf is allocated inside the function\r
Caller is responsible to free LocationBuf.\r
/**\r
Get All processors EFI_CPU_LOCATION in system. LocationBuf is allocated inside the function\r
Caller is responsible to free LocationBuf.\r
switch (Pcrs.pcrSelections[Index].hash) {\r
case TPM_ALG_SHA1:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
switch (Pcrs.pcrSelections[Index].hash) {\r
case TPM_ALG_SHA1:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
} \r
break;\r
case TPM_ALG_SHA256:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
} \r
break;\r
case TPM_ALG_SHA256:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
}\r
break;\r
case TPM_ALG_SHA384:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
}\r
break;\r
case TPM_ALG_SHA384:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
}\r
break;\r
case TPM_ALG_SHA512:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
}\r
break;\r
case TPM_ALG_SHA512:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
}\r
break;\r
case TPM_ALG_SM3_256:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
}\r
break;\r
case TPM_ALG_SM3_256:\r
TpmHashAlgorithmBitmap |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
}\r
break;\r
ActivePCRBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
}\r
break;\r
return EFI_SUCCESS;\r
}\r
\r
return EFI_SUCCESS;\r
}\r
\r
-/**\r
- Check if buffer is all zero.\r
-\r
- @param[in] Buffer Buffer to be checked.\r
- @param[in] BufferSize Size of buffer to be checked.\r
-\r
- @retval TRUE Buffer is all zero.\r
- @retval FALSE Buffer is not all zero.\r
-**/\r
-BOOLEAN\r
-InternalIsZeroBuffer (\r
- IN VOID *Buffer,\r
- IN UINTN BufferSize\r
- )\r
-{\r
- UINT8 *BufferData;\r
- UINTN Index;\r
-\r
- BufferData = Buffer;\r
- for (Index = 0; Index < BufferSize; Index++) {\r
- if (BufferData[Index] != 0) {\r
- return FALSE;\r
- }\r
- }\r
- return TRUE;\r
-}\r
-\r
/**\r
Get TPML_DIGEST_VALUES data size.\r
\r
/**\r
Get TPML_DIGEST_VALUES data size.\r
\r
DEBUG ((EFI_D_INFO, "hash - %x\n", Pcrs.pcrSelections[Index].hash));\r
switch (Pcrs.pcrSelections[Index].hash) {\r
case TPM_ALG_SHA1:\r
DEBUG ((EFI_D_INFO, "hash - %x\n", Pcrs.pcrSelections[Index].hash));\r
switch (Pcrs.pcrSelections[Index].hash) {\r
case TPM_ALG_SHA1:\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
} \r
break;\r
case TPM_ALG_SHA256:\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA1;\r
} \r
break;\r
case TPM_ALG_SHA256:\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
}\r
break;\r
case TPM_ALG_SHA384:\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA256;\r
}\r
break;\r
case TPM_ALG_SHA384:\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
}\r
break;\r
case TPM_ALG_SHA512:\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA384;\r
}\r
break;\r
case TPM_ALG_SHA512:\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
}\r
break;\r
case TPM_ALG_SM3_256:\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SHA512;\r
}\r
break;\r
case TPM_ALG_SM3_256:\r
- if (!InternalIsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
+ if (!IsZeroBuffer (Pcrs.pcrSelections[Index].pcrSelect, Pcrs.pcrSelections[Index].sizeofSelect)) {\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
}\r
break;\r
ActivePcrBanks |= EFI_TCG2_BOOT_HASH_ALG_SM3_256;\r
}\r
break;\r