gecko/modules/lib7z/LZMASDK/CPP/7zip/Common/InOutTempBuffer.h

49 lines
1.1 KiB
C++

// InOutTempBuffer.h
#ifndef __IN_OUT_TEMP_BUFFER_H
#define __IN_OUT_TEMP_BUFFER_H
#include "../../Common/MyCom.h"
#include "../../Windows/FileDir.h"
#include "../../Windows/FileIO.h"
#include "../IStream.h"
class CInOutTempBuffer
{
NWindows::NFile::NDirectory::CTempFile _tempFile;
NWindows::NFile::NIO::COutFile _outFile;
Byte *_buf;
UInt32 _bufPos;
CSysString _tempFileName;
bool _tempFileCreated;
UInt64 _size;
UInt32 _crc;
bool WriteToFile(const void *data, UInt32 size);
public:
CInOutTempBuffer();
~CInOutTempBuffer();
void Create();
void InitWriting();
bool Write(const void *data, UInt32 size);
HRESULT WriteToStream(ISequentialOutStream *stream);
UInt64 GetDataSize() const { return _size; }
};
class CSequentialOutTempBufferImp:
public ISequentialOutStream,
public CMyUnknownImp
{
CInOutTempBuffer *_buf;
public:
void Init(CInOutTempBuffer *buffer) { _buf = buffer; }
MY_UNKNOWN_IMP
STDMETHOD(Write)(const void *data, UInt32 size, UInt32 *processedSize);
};
#endif