This commit is contained in:
Alex Matrosov 2018-04-29 22:38:54 -07:00
parent 956a804dd5
commit a5ce9ab3d9
16 changed files with 3575 additions and 3514 deletions

View file

@ -25,8 +25,8 @@ static ISzAlloc SzAllocForLzma = { &AllocForLzma, &FreeForLzma };
SRes OnProgress(void *p, UInt64 inSize, UInt64 outSize)
{
(void)p; (void) inSize; (void) outSize;
return SZ_OK;
(void)p; (void)inSize; (void)outSize;
return SZ_OK;
}
static ICompressProgress g_ProgressCallback = { &OnProgress };
@ -34,76 +34,76 @@ static ICompressProgress g_ProgressCallback = { &OnProgress };
STATIC
UINT64
EFIAPI
RShiftU64(
UINT64 Operand,
UINT32 Count
RShiftU64 (
UINT64 Operand,
UINT32 Count
)
{
return Operand >> Count;
return Operand >> Count;
}
VOID
SetEncodedSizeOfBuf(
UINT64 EncodedSize,
UINT8 *EncodedData
SetEncodedSizeOfBuf (
UINT64 EncodedSize,
UINT8 *EncodedData
)
{
INT32 Index;
INT32 Index;
EncodedData[LZMA_PROPS_SIZE] = EncodedSize & 0xFF;
for (Index = LZMA_PROPS_SIZE + 1; Index <= LZMA_PROPS_SIZE + 7; Index++)
{
EncodedSize = RShiftU64(EncodedSize, 8);
EncodedData[Index] = EncodedSize & 0xFF;
}
EncodedData[LZMA_PROPS_SIZE] = EncodedSize & 0xFF;
for (Index = LZMA_PROPS_SIZE + 1; Index <= LZMA_PROPS_SIZE + 7; Index++)
{
EncodedSize = RShiftU64(EncodedSize, 8);
EncodedData[Index] = EncodedSize & 0xFF;
}
}
INT32
EFIAPI
LzmaCompress(
CONST UINT8 *Source,
UINT32 SourceSize,
UINT8 *Destination,
UINT32 *DestinationSize
CONST UINT8 *Source,
UINTN SourceSize,
UINT8 *Destination,
UINTN *DestinationSize
)
{
SRes LzmaResult;
CLzmaEncProps props;
SizeT propsSize = LZMA_PROPS_SIZE;
SizeT destLen = SourceSize + SourceSize / 3 + 128;
SRes LzmaResult;
CLzmaEncProps props;
SizeT propsSize = LZMA_PROPS_SIZE;
SizeT destLen = SourceSize + SourceSize / 3 + 128;
if (*DestinationSize < destLen)
{
*DestinationSize = destLen;
return ERR_BUFFER_TOO_SMALL;
}
if (*DestinationSize < destLen)
{
*DestinationSize = destLen;
return ERR_BUFFER_TOO_SMALL;
}
LzmaEncProps_Init(&props);
props.dictSize = LZMA_DICTIONARY_SIZE;
props.level = 9;
props.fb = 273;
LzmaEncProps_Init(&props);
props.dictSize = LZMA_DICTIONARY_SIZE;
props.level = 9;
props.fb = 273;
LzmaResult = LzmaEncode(
(Byte*)((UINT8*)Destination + LZMA_HEADER_SIZE),
&destLen,
Source,
SourceSize,
&props,
(UINT8*)Destination,
&propsSize,
props.writeEndMark,
&g_ProgressCallback,
&SzAllocForLzma,
&SzAllocForLzma);
LzmaResult = LzmaEncode(
(Byte*)((UINT8*)Destination + LZMA_HEADER_SIZE),
&destLen,
Source,
SourceSize,
&props,
(UINT8*)Destination,
&propsSize,
props.writeEndMark,
&g_ProgressCallback,
&SzAllocForLzma,
&SzAllocForLzma);
*DestinationSize = destLen + LZMA_HEADER_SIZE;
*DestinationSize = destLen + LZMA_HEADER_SIZE;
SetEncodedSizeOfBuf((UINT64)SourceSize, Destination);
SetEncodedSizeOfBuf(SourceSize, Destination);
if (LzmaResult == SZ_OK) {
return ERR_SUCCESS;
}
else {
return ERR_INVALID_PARAMETER;
}
if (LzmaResult == SZ_OK) {
return ERR_SUCCESS;
}
else {
return ERR_INVALID_PARAMETER;
}
}