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108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
#ifndef _RAR_DATAIO_
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#define _RAR_DATAIO_
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class Archive;
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class CmdAdd;
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class Unpack;
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class ArcFileSearch;
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#if 0
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// We use external i/o calls for Benchmark command.
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#define COMPRDATAIO_EXTIO
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#endif
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class ComprDataIO
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{
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private:
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void ShowUnpRead(int64 ArcPos,int64 ArcSize);
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void ShowUnpWrite();
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bool UnpackFromMemory;
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size_t UnpackFromMemorySize;
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byte *UnpackFromMemoryAddr;
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bool UnpackToMemory;
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size_t UnpackToMemorySize;
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byte *UnpackToMemoryAddr;
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size_t UnpWrSize;
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byte *UnpWrAddr;
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int64 UnpPackedSize;
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int64 UnpPackedLeft;
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bool ShowProgress;
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bool TestMode;
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bool SkipUnpCRC;
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bool NoFileHeader;
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File *SrcFile;
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File *DestFile;
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CmdAdd *Command;
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FileHeader *SubHead;
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int64 *SubHeadPos;
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#ifndef RAR_NOCRYPT
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CryptData *Crypt;
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CryptData *Decrypt;
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#endif
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int LastPercent;
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wchar CurrentCommand;
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public:
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ComprDataIO();
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~ComprDataIO();
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void Init();
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int UnpRead(byte *Addr,size_t Count);
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void UnpWrite(byte *Addr,size_t Count);
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void EnableShowProgress(bool Show) {ShowProgress=Show;}
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void GetUnpackedData(byte **Data,size_t *Size);
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void SetPackedSizeToRead(int64 Size) {UnpPackedSize=UnpPackedLeft=Size;}
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void SetTestMode(bool Mode) {TestMode=Mode;}
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void SetSkipUnpCRC(bool Skip) {SkipUnpCRC=Skip;}
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void SetNoFileHeader(bool Mode) {NoFileHeader=Mode;}
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void SetFiles(File *SrcFile,File *DestFile);
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void SetCommand(CmdAdd *Cmd) {Command=Cmd;}
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void SetSubHeader(FileHeader *hd,int64 *Pos) {SubHead=hd;SubHeadPos=Pos;}
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void SetEncryption(bool Encrypt,CRYPT_METHOD Method,SecPassword *Password,
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const byte *Salt,const byte *InitV,uint Lg2Cnt,byte *HashKey,byte *PswCheck);
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void InitRijindal(byte *Key,byte *InitV);
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void SetAV15Encryption();
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void SetCmt13Encryption();
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void SetUnpackToMemory(byte *Addr,uint Size);
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void SetUnpackFromMemory(byte *Addr,uint Size);
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void SetCurrentCommand(wchar Cmd) {CurrentCommand=Cmd;}
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void AdjustTotalArcSize(Archive *Arc);
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bool PackVolume;
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bool UnpVolume;
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bool NextVolumeMissing;
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int64 CurPackRead,CurPackWrite,CurUnpRead,CurUnpWrite;
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// Size of already processed archives.
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// Used to calculate the total operation progress.
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int64 ProcessedArcSize;
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// Last extracted archive size up to QO or RR block.
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int64 LastArcSize;
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int64 TotalArcSize;
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DataHash PackedDataHash; // Packed write and unpack read hash.
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DataHash PackHash; // Pack read hash.
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DataHash UnpHash; // Unpack write hash.
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bool Encryption;
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bool Decryption;
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};
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#endif
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