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BUILD: Refactor 7zlib (#10222)

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* relocate 7z files

* fix MSVC build

* fix cmake build
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polar 2021-05-01 17:07:28 +01:00 • committed by GitHub
parent daa53b77cf
commit b62ac7a046
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88 changed files with 219 additions and 217 deletions
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54
3rdparty/7z/src/Lzma86Dec.c vendored Normal file
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/* Lzma86Dec.c -- LZMA + x86 (BCJ) Filter Decoder
2016-05-16 : Igor Pavlov : Public domain */
#include "Precomp.h"
#include "Lzma86.h"
#include "Alloc.h"
#include "Bra.h"
#include "LzmaDec.h"
SRes Lzma86_GetUnpackSize(const Byte *src, SizeT srcLen, UInt64 *unpackSize)
{
unsigned i;
if (srcLen < LZMA86_HEADER_SIZE)
return SZ_ERROR_INPUT_EOF;
*unpackSize = 0;
for (i = 0; i < sizeof(UInt64); i++)
*unpackSize += ((UInt64)src[LZMA86_SIZE_OFFSET + i]) << (8 * i);
return SZ_OK;
}
SRes Lzma86_Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen)
{
SRes res;
int useFilter;
SizeT inSizePure;
ELzmaStatus status;
if (*srcLen < LZMA86_HEADER_SIZE)
return SZ_ERROR_INPUT_EOF;
useFilter = src[0];
if (useFilter > 1)
{
*destLen = 0;
return SZ_ERROR_UNSUPPORTED;
}
inSizePure = *srcLen - LZMA86_HEADER_SIZE;
res = LzmaDecode(dest, destLen, src + LZMA86_HEADER_SIZE, &inSizePure,
src + 1, LZMA_PROPS_SIZE, LZMA_FINISH_ANY, &status, &g_Alloc);
*srcLen = inSizePure + LZMA86_HEADER_SIZE;
if (res != SZ_OK)
return res;
if (useFilter == 1)
{
UInt32 x86State;
x86_Convert_Init(x86State);
x86_Convert(dest, *destLen, 0, &x86State, 0);
}
return SZ_OK;
}