Files
easy7zip/CPP/7zip/Archive/Cab/CabBlockInStream.h
Igor Pavlov 33ccab7e72 4.52 beta
2016-05-28 00:15:53 +01:00

45 lines
900 B
C++
Executable File

// CabBlockInStream.cpp
#ifndef __CABBLOCKINSTREAM_H
#define __CABBLOCKINSTREAM_H
#include "Common/MyCom.h"
#include "../../IStream.h"
namespace NArchive {
namespace NCab {
class CCabBlockInStream:
public ISequentialInStream,
public CMyUnknownImp
{
CMyComPtr<ISequentialInStream> _stream;
Byte *_buffer;
UInt32 _pos;
UInt32 _size;
public:
UInt32 TotalPackSize;
UInt32 ReservedSize;
bool DataError;
bool MsZip;
CCabBlockInStream(): _buffer(0), ReservedSize(0), MsZip(false), DataError(false), TotalPackSize(0) {}
~CCabBlockInStream();
bool Create();
void SetStream(ISequentialInStream *stream) { _stream = stream; }
void InitForNewFolder() { TotalPackSize = 0; }
void InitForNewBlock() { _size = 0; }
MY_UNKNOWN_IMP
STDMETHOD(Read)(void *data, UInt32 size, UInt32 *processedSize);
HRESULT PreRead(UInt32 &packSize, UInt32 &unpackSize);
};
}}
#endif