ASSERT (DestinationSize != NULL);\r
ASSERT (ScratchSize != NULL);\r
\r
- *ScratchSize = sizeof (SCRATCH_DATA);\r
-\r
if (SourceSize < 8) {\r
return RETURN_INVALID_PARAMETER;\r
}\r
\r
- CopyMem (&CompressedSize, Source, sizeof (UINT32));\r
- CopyMem (DestinationSize, (VOID *)((UINT8 *)Source + 4), sizeof (UINT32));\r
-\r
+ CompressedSize = *(UINT32 *) Source;\r
if (SourceSize < (CompressedSize + 8)) {\r
return RETURN_INVALID_PARAMETER;\r
}\r
\r
+ *ScratchSize = sizeof (SCRATCH_DATA);\r
+ *DestinationSize = *((UINT32 *) Source + 1);\r
+\r
return RETURN_SUCCESS;\r
}\r
\r
\r
RETURN_STATUS\r
EFIAPI\r
-CustomDecompressGetInfo (\r
- IN CONST GUID *DecompressGuid,\r
- IN CONST VOID *Source,\r
- IN UINT32 SourceSize,\r
- OUT UINT32 *DestinationSize,\r
- OUT UINT32 *ScratchSize\r
+TianoDecompressGetInfo (\r
+ IN CONST VOID *InputSection,\r
+ OUT UINT32 *OutputBufferSize,\r
+ OUT UINT32 *ScratchBufferSize,\r
+ OUT UINT16 *SectionAttribute\r
)\r
/*++\r
\r
Routine Description:\r
\r
- The internal implementation of *_DECOMPRESS_PROTOCOL.GetInfo().\r
+ The internal implementation of Tiano decompress GetInfo.\r
\r
Arguments:\r
- DecompressGuid The guid matches this decompress method.\r
- Source - The source buffer containing the compressed data.\r
- SourceSize - The size of source buffer\r
- DestinationSize - The size of destination buffer.\r
- ScratchSize - The size of scratch buffer.\r
+ InputSection Buffer containing the input GUIDed section to be processed. \r
+ OutputBufferSize The size of OutputBuffer.\r
+ ScratchBufferSize The size of ScratchBuffer.\r
+ SectionAttribute The attribute of the input guided section.\r
\r
Returns:\r
\r
RETURN_SUCCESS - The size of destination buffer and the size of scratch buffer are successull retrieved.\r
RETURN_INVALID_PARAMETER - The source data is corrupted\r
- RETURN_UNSUPPORTED - Decompress method is not supported.\r
\r
--*/\r
{\r
- if (CompareGuid (DecompressGuid, &gTianoCustomDecompressGuid)) {\r
- return UefiDecompressGetInfo (Source, SourceSize, DestinationSize, ScratchSize);\r
- } else {\r
- return RETURN_UNSUPPORTED;\r
+ ASSERT (SectionAttribute != NULL);\r
+\r
+ if (InputSection == NULL) {\r
+ return RETURN_INVALID_PARAMETER;\r
}\r
+ //\r
+ // Get guid attribute of guid section. \r
+ //\r
+ *SectionAttribute = ((EFI_GUID_DEFINED_SECTION *) InputSection)->Attributes;\r
+\r
+ //\r
+ // Call Tiano GetInfo to get the required size info.\r
+ //\r
+ return UefiDecompressGetInfo (\r
+ (UINT8 *) InputSection + ((EFI_GUID_DEFINED_SECTION *) InputSection)->DataOffset,\r
+ *(UINT32 *) (((EFI_COMMON_SECTION_HEADER *) InputSection)->Size) & 0x00ffffff - ((EFI_GUID_DEFINED_SECTION *) InputSection)->DataOffset,\r
+ OutputBufferSize,\r
+ ScratchBufferSize\r
+ );\r
}\r
\r
RETURN_STATUS\r
EFIAPI\r
-CustomDecompress (\r
- IN CONST GUID *DecompressGuid,\r
- IN CONST VOID *Source,\r
- IN OUT VOID *Destination,\r
- IN OUT VOID *Scratch\r
+TianoDecompress (\r
+ IN CONST VOID *InputSection,\r
+ OUT VOID **OutputBuffer,\r
+ IN VOID *ScratchBuffer, OPTIONAL\r
+ OUT UINT32 *AuthenticationStatus\r
)\r
/*++\r
\r
Routine Description:\r
\r
- The internal implementation of *_DECOMPRESS_PROTOCOL.Decompress().\r
+ The implementation of Tiano Decompress().\r
\r
Arguments:\r
- DecompressGuid The guid matches this decompress method.\r
- Source - The source buffer containing the compressed data.\r
- Destination - The destination buffer to store the decompressed data\r
- Scratch - The buffer used internally by the decompress routine. This buffer is needed to store intermediate data.\r
+ InputSection Buffer containing the input GUIDed section to be processed. \r
+ OutputBuffer OutputBuffer to point to the start of the section's contents.\r
+ if guided data is not prcessed. Otherwise,\r
+ OutputBuffer to contain the output data, which is allocated by the caller.\r
+ ScratchBuffer A pointer to a caller-allocated buffer for function internal use. \r
+ AuthenticationStatus A pointer to a caller-allocated UINT32 that indicates the\r
+ authentication status of the output buffer.
\r
Returns:\r
\r
RETURN_SUCCESS - Decompression is successfull\r
RETURN_INVALID_PARAMETER - The source data is corrupted\r
- RETURN_UNSUPPORTED - Decompress method is not supported.\r
\r
--*/\r
{\r
- if (CompareGuid (DecompressGuid, &gTianoCustomDecompressGuid)) {\r
- return UefiTianoDecompress (Source, Destination, Scratch, 2);\r
- } else {\r
- return RETURN_UNSUPPORTED;\r
- }\r
+ ASSERT (OutputBuffer != NULL);\r
+\r
+ if (InputSection == NULL) {\r
+ return RETURN_INVALID_PARAMETER;\r
+ } \r
+ //\r
+ // Set Authentication to Zero.\r
+ //\r
+ *AuthenticationStatus = 0;\r
+ \r
+ //\r
+ // Call Tiano Decompress to get the raw data\r
+ //\r
+ return UefiTianoDecompress (\r
+ (UINT8 *) InputSection + ((EFI_GUID_DEFINED_SECTION *) InputSection)->DataOffset,\r
+ *OutputBuffer,\r
+ ScratchBuffer,\r
+ 2\r
+ );\r
}\r
\r
/**
- Get decompress method guid list.\r
-\r
- @param[in, out] AlgorithmGuidTable The decompress method guid list.
- @param[in, out] NumberOfAlgorithms The number of decompress methods.
+ Register TianoDecompress handler.\r
- @retval RETURN_SUCCESS Get all algorithmes list successfully.\r
- @retval RETURN_OUT_OF_RESOURCES Source is not enough.\r
-\r
+ @retval RETURN_SUCCESS Register successfully.\r
+ @retval RETURN_OUT_OF_RESOURCES No enough memory to store this handler.
**/\r
-RETURN_STATUS\r
+EFI_STATUS\r
EFIAPI\r
-CustomDecompressGetAlgorithms (\r
- IN OUT GUID **AlgorithmGuidTable,\r
- IN OUT UINT32 *NumberOfAlgorithms\r
- )\r
+TianoDecompressLibConstructor (\r
+)\r
{\r
- ASSERT (NumberOfAlgorithms != NULL);\r
- \r
- if (*NumberOfAlgorithms < 1) {\r
- *NumberOfAlgorithms = 1;\r
- return RETURN_OUT_OF_RESOURCES;\r
- }\r
- \r
- ASSERT (AlgorithmGuidTable != NULL);\r
-\r
- AlgorithmGuidTable [0] = &gTianoCustomDecompressGuid;\r
- *NumberOfAlgorithms = 1;\r
- \r
- return RETURN_SUCCESS; \r
+ return ExtractGuidedSectionRegisterHandlers (\r
+ &gTianoCustomDecompressGuid,\r
+ TianoDecompressGetInfo,\r
+ TianoDecompress\r
+ ); \r
}\r