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72 lines
1.6 KiB
C++
Executable File
72 lines
1.6 KiB
C++
Executable File
// Rar1Decoder.h
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// According to unRAR license, this code may not be used to develop
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// a program that creates RAR archives
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#ifndef ZIP7_INC_COMPRESS_RAR1_DECODER_H
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#define ZIP7_INC_COMPRESS_RAR1_DECODER_H
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#include "../../Common/MyCom.h"
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#include "../ICoder.h"
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#include "../Common/InBuffer.h"
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#include "BitmDecoder.h"
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#include "HuffmanDecoder.h"
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#include "LzOutWindow.h"
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namespace NCompress {
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namespace NRar1 {
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const UInt32 kNumRepDists = 4;
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Z7_CLASS_IMP_COM_2(
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CDecoder
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, ICompressCoder
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, ICompressSetDecoderProperties2
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)
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CLzOutWindow m_OutWindowStream;
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NBitm::CDecoder<CInBuffer> m_InBitStream;
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UInt64 m_UnpackSize;
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UInt32 LastDist;
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UInt32 LastLength;
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UInt32 m_RepDistPtr;
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UInt32 m_RepDists[kNumRepDists];
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bool _isSolid;
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bool _solidAllowed;
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bool StMode;
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int FlagsCnt;
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UInt32 FlagBuf, AvrPlc, AvrPlcB, AvrLn1, AvrLn2, AvrLn3;
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unsigned Buf60, NumHuf, LCount;
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UInt32 Nhfb, Nlzb, MaxDist3;
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UInt32 ChSet[256], ChSetA[256], ChSetB[256], ChSetC[256];
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UInt32 Place[256], PlaceA[256], PlaceB[256], PlaceC[256];
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UInt32 NToPl[256], NToPlB[256], NToPlC[256];
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UInt32 ReadBits(unsigned numBits);
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HRESULT CopyBlock(UInt32 distance, UInt32 len);
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UInt32 DecodeNum(const Byte *numTab);
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HRESULT ShortLZ();
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HRESULT LongLZ();
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HRESULT HuffDecode();
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void GetFlagsBuf();
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void CorrHuff(UInt32 *CharSet, UInt32 *NumToPlace);
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void OldUnpWriteBuf();
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HRESULT CodeReal(ISequentialInStream *inStream, ISequentialOutStream *outStream,
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const UInt64 *inSize, const UInt64 *outSize, ICompressProgressInfo *progress);
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public:
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CDecoder();
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};
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}}
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#endif
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