| /* Lzma2Dec.h -- LZMA2 Decoder |
| 2015-05-13 : Igor Pavlov : Public domain */ |
| |
| #ifndef __LZMA2_DEC_H |
| #define __LZMA2_DEC_H |
| |
| #include "LzmaDec.h" |
| |
| EXTERN_C_BEGIN |
| |
| /* ---------- State Interface ---------- */ |
| |
| typedef struct |
| { |
| CLzmaDec decoder; |
| UInt32 packSize; |
| UInt32 unpackSize; |
| unsigned state; |
| Byte control; |
| Bool needInitDic; |
| Bool needInitState; |
| Bool needInitProp; |
| } CLzma2Dec; |
| |
| #define Lzma2Dec_Construct(p) LzmaDec_Construct(&(p)->decoder) |
| #define Lzma2Dec_FreeProbs(p, alloc) LzmaDec_FreeProbs(&(p)->decoder, alloc); |
| #define Lzma2Dec_Free(p, alloc) LzmaDec_Free(&(p)->decoder, alloc); |
| |
| SRes Lzma2Dec_AllocateProbs(CLzma2Dec *p, Byte prop, ISzAlloc *alloc); |
| SRes Lzma2Dec_Allocate(CLzma2Dec *p, Byte prop, ISzAlloc *alloc); |
| void Lzma2Dec_Init(CLzma2Dec *p); |
| |
| |
| /* |
| finishMode: |
| It has meaning only if the decoding reaches output limit (*destLen or dicLimit). |
| LZMA_FINISH_ANY - use smallest number of input bytes |
| LZMA_FINISH_END - read EndOfStream marker after decoding |
| |
| Returns: |
| SZ_OK |
| status: |
| LZMA_STATUS_FINISHED_WITH_MARK |
| LZMA_STATUS_NOT_FINISHED |
| LZMA_STATUS_NEEDS_MORE_INPUT |
| SZ_ERROR_DATA - Data error |
| */ |
| |
| SRes Lzma2Dec_DecodeToDic(CLzma2Dec *p, SizeT dicLimit, |
| const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status); |
| |
| SRes Lzma2Dec_DecodeToBuf(CLzma2Dec *p, Byte *dest, SizeT *destLen, |
| const Byte *src, SizeT *srcLen, ELzmaFinishMode finishMode, ELzmaStatus *status); |
| |
| |
| /* ---------- One Call Interface ---------- */ |
| |
| /* |
| finishMode: |
| It has meaning only if the decoding reaches output limit (*destLen). |
| LZMA_FINISH_ANY - use smallest number of input bytes |
| LZMA_FINISH_END - read EndOfStream marker after decoding |
| |
| Returns: |
| SZ_OK |
| status: |
| LZMA_STATUS_FINISHED_WITH_MARK |
| LZMA_STATUS_NOT_FINISHED |
| SZ_ERROR_DATA - Data error |
| SZ_ERROR_MEM - Memory allocation error |
| SZ_ERROR_UNSUPPORTED - Unsupported properties |
| SZ_ERROR_INPUT_EOF - It needs more bytes in input buffer (src). |
| */ |
| |
| SRes Lzma2Decode(Byte *dest, SizeT *destLen, const Byte *src, SizeT *srcLen, |
| Byte prop, ELzmaFinishMode finishMode, ELzmaStatus *status, ISzAlloc *alloc); |
| |
| EXTERN_C_END |
| |
| #endif |