diff -r 5f819b90d479 -r 99b265e0d1d0 misc/libphysfs/lzma/CPP/7zip/Compress/LZMA_Alone/LzmaRamDecode.c --- a/misc/libphysfs/lzma/CPP/7zip/Compress/LZMA_Alone/LzmaRamDecode.c Thu Oct 11 23:43:31 2018 +0200 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,78 +0,0 @@ -/* LzmaRamDecode.c */ - -#include "LzmaRamDecode.h" -#ifdef _SZ_ONE_DIRECTORY -#include "LzmaDecode.h" -#include "BranchX86.h" -#else -#include "../../../../C/Compress/Lzma/LzmaDecode.h" -#include "../../../../C/Compress/Branch/BranchX86.h" -#endif - -#define LZMA_PROPS_SIZE 14 -#define LZMA_SIZE_OFFSET 6 - -int LzmaRamGetUncompressedSize( - const unsigned char *inBuffer, - size_t inSize, - size_t *outSize) -{ - unsigned int i; - if (inSize < LZMA_PROPS_SIZE) - return 1; - *outSize = 0; - for(i = 0; i < sizeof(size_t); i++) - *outSize += ((size_t)inBuffer[LZMA_SIZE_OFFSET + i]) << (8 * i); - for(; i < 8; i++) - if (inBuffer[LZMA_SIZE_OFFSET + i] != 0) - return 1; - return 0; -} - -#define SZE_DATA_ERROR (1) -#define SZE_OUTOFMEMORY (2) - -int LzmaRamDecompress( - const unsigned char *inBuffer, - size_t inSize, - unsigned char *outBuffer, - size_t outSize, - size_t *outSizeProcessed, - void * (*allocFunc)(size_t size), - void (*freeFunc)(void *)) -{ - CLzmaDecoderState state; /* it's about 24 bytes structure, if int is 32-bit */ - int result; - SizeT outSizeProcessedLoc; - SizeT inProcessed; - int useFilter; - - if (inSize < LZMA_PROPS_SIZE) - return 1; - useFilter = inBuffer[0]; - - *outSizeProcessed = 0; - if (useFilter > 1) - return 1; - - if (LzmaDecodeProperties(&state.Properties, inBuffer + 1, LZMA_PROPERTIES_SIZE) != LZMA_RESULT_OK) - return 1; - state.Probs = (CProb *)allocFunc(LzmaGetNumProbs(&state.Properties) * sizeof(CProb)); - if (state.Probs == 0) - return SZE_OUTOFMEMORY; - - result = LzmaDecode(&state, - inBuffer + LZMA_PROPS_SIZE, (SizeT)inSize - LZMA_PROPS_SIZE, &inProcessed, - outBuffer, (SizeT)outSize, &outSizeProcessedLoc); - freeFunc(state.Probs); - if (result != LZMA_RESULT_OK) - return 1; - *outSizeProcessed = (size_t)outSizeProcessedLoc; - if (useFilter == 1) - { - UInt32 x86State; - x86_Convert_Init(x86State); - x86_Convert(outBuffer, (SizeT)outSizeProcessedLoc, 0, &x86State, 0); - } - return 0; -}