diff options
Diffstat (limited to 'MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c')
| -rw-r--r-- | MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c | 89 |
1 files changed, 44 insertions, 45 deletions
diff --git a/MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c b/MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c index 8f7c242dca..18577acf38 100644 --- a/MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c +++ b/MdeModulePkg/Library/LzmaCustomDecompressLib/LzmaDecompress.c @@ -11,13 +11,12 @@ #include "Sdk/C/7zVersion.h"
#include "Sdk/C/LzmaDec.h"
-#define SCRATCH_BUFFER_REQUEST_SIZE SIZE_64KB
+#define SCRATCH_BUFFER_REQUEST_SIZE SIZE_64KB
-typedef struct
-{
- ISzAlloc Functions;
- VOID *Buffer;
- UINTN BufferSize;
+typedef struct {
+ ISzAlloc Functions;
+ VOID *Buffer;
+ UINTN BufferSize;
} ISzAllocWithData;
/**
@@ -30,18 +29,18 @@ typedef struct **/
VOID *
SzAlloc (
- CONST ISzAlloc *P,
- size_t Size
+ CONST ISzAlloc *P,
+ size_t Size
)
{
- VOID *Addr;
- ISzAllocWithData *Private;
+ VOID *Addr;
+ ISzAllocWithData *Private;
- Private = (ISzAllocWithData*) P;
+ Private = (ISzAllocWithData *)P;
if (Private->BufferSize >= Size) {
- Addr = Private->Buffer;
- Private->Buffer = (VOID*) ((UINT8*)Addr + Size);
+ Addr = Private->Buffer;
+ Private->Buffer = (VOID *)((UINT8 *)Addr + Size);
Private->BufferSize -= Size;
return Addr;
} else {
@@ -58,8 +57,8 @@ SzAlloc ( **/
VOID
SzFree (
- CONST ISzAlloc *P,
- VOID *Address
+ CONST ISzAlloc *P,
+ VOID *Address
)
{
//
@@ -69,7 +68,7 @@ SzFree ( //
}
-#define LZMA_HEADER_SIZE (LZMA_PROPS_SIZE + 8)
+#define LZMA_HEADER_SIZE (LZMA_PROPS_SIZE + 8)
/**
Get the size of the uncompressed buffer by parsing EncodeData header.
@@ -79,17 +78,18 @@ SzFree ( @return The size of the uncompressed buffer.
**/
UINT64
-GetDecodedSizeOfBuf(
- UINT8 *EncodedData
+GetDecodedSizeOfBuf (
+ UINT8 *EncodedData
)
{
- UINT64 DecodedSize;
- INTN Index;
+ UINT64 DecodedSize;
+ INTN Index;
/* Parse header */
DecodedSize = 0;
- for (Index = LZMA_PROPS_SIZE + 7; Index >= LZMA_PROPS_SIZE; Index--)
- DecodedSize = LShiftU64(DecodedSize, 8) + EncodedData[Index];
+ for (Index = LZMA_PROPS_SIZE + 7; Index >= LZMA_PROPS_SIZE; Index--) {
+ DecodedSize = LShiftU64 (DecodedSize, 8) + EncodedData[Index];
+ }
return DecodedSize;
}
@@ -143,15 +143,15 @@ LzmaUefiDecompressGetInfo ( {
UInt64 DecodedSize;
- ASSERT(SourceSize >= LZMA_HEADER_SIZE);
+ ASSERT (SourceSize >= LZMA_HEADER_SIZE);
- DecodedSize = GetDecodedSizeOfBuf((UINT8*)Source);
+ DecodedSize = GetDecodedSizeOfBuf ((UINT8 *)Source);
if (DecodedSize > MAX_UINT32) {
return RETURN_UNSUPPORTED;
}
*DestinationSize = (UINT32)DecodedSize;
- *ScratchSize = SCRATCH_BUFFER_REQUEST_SIZE;
+ *ScratchSize = SCRATCH_BUFFER_REQUEST_SIZE;
return RETURN_SUCCESS;
}
@@ -192,25 +192,25 @@ LzmaUefiDecompress ( SizeT EncodedDataSize;
ISzAllocWithData AllocFuncs;
- AllocFuncs.Functions.Alloc = SzAlloc;
- AllocFuncs.Functions.Free = SzFree;
- AllocFuncs.Buffer = Scratch;
- AllocFuncs.BufferSize = SCRATCH_BUFFER_REQUEST_SIZE;
-
- DecodedBufSize = (SizeT)GetDecodedSizeOfBuf((UINT8*)Source);
- EncodedDataSize = (SizeT) (SourceSize - LZMA_HEADER_SIZE);
-
- LzmaResult = LzmaDecode(
- Destination,
- &DecodedBufSize,
- (Byte*)((UINT8*)Source + LZMA_HEADER_SIZE),
- &EncodedDataSize,
- Source,
- LZMA_PROPS_SIZE,
- LZMA_FINISH_END,
- &Status,
- &(AllocFuncs.Functions)
- );
+ AllocFuncs.Functions.Alloc = SzAlloc;
+ AllocFuncs.Functions.Free = SzFree;
+ AllocFuncs.Buffer = Scratch;
+ AllocFuncs.BufferSize = SCRATCH_BUFFER_REQUEST_SIZE;
+
+ DecodedBufSize = (SizeT)GetDecodedSizeOfBuf ((UINT8 *)Source);
+ EncodedDataSize = (SizeT)(SourceSize - LZMA_HEADER_SIZE);
+
+ LzmaResult = LzmaDecode (
+ Destination,
+ &DecodedBufSize,
+ (Byte *)((UINT8 *)Source + LZMA_HEADER_SIZE),
+ &EncodedDataSize,
+ Source,
+ LZMA_PROPS_SIZE,
+ LZMA_FINISH_END,
+ &Status,
+ &(AllocFuncs.Functions)
+ );
if (LzmaResult == SZ_OK) {
return RETURN_SUCCESS;
@@ -218,4 +218,3 @@ LzmaUefiDecompress ( return RETURN_INVALID_PARAMETER;
}
}
-
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