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// GZip/Handler.h
#ifndef __GZIP_HANDLER_H
#define __GZIP_HANDLER_H
#include "Common/MyCom.h"
#include "../IArchive.h"
#include "../../Common/CreateCoder.h"
#include "GZipIn.h"
#include "GZipUpdate.h"
namespace NArchive {
namespace NGZip {
class CHandler:
public IInArchive,
public IOutArchive,
public ISetProperties,
PUBLIC_ISetCompressCodecsInfo
public CMyUnknownImp
{
public:
MY_QUERYINTERFACE_BEGIN2(IInArchive)
MY_QUERYINTERFACE_ENTRY(IOutArchive)
MY_QUERYINTERFACE_ENTRY(ISetProperties)
QUERY_ENTRY_ISetCompressCodecsInfo
MY_QUERYINTERFACE_END
MY_ADDREF_RELEASE
INTERFACE_IInArchive(;)
INTERFACE_IOutArchive(;)
STDMETHOD(SetProperties)(const wchar_t **names, const PROPVARIANT *values, Int32 numProperties);
DECL_ISetCompressCodecsInfo
CHandler() { InitMethodProperties(); }
private:
NArchive::NGZip::CItem m_Item;
UInt64 m_StreamStartPosition;
UInt64 m_DataOffset;
UInt64 m_PackSize;
CMyComPtr<IInStream> m_Stream;
CCompressionMethodMode m_Method;
UInt32 m_Level;
DECL_EXTERNAL_CODECS_VARS
void InitMethodProperties()
{
m_Method.NumMatchFinderCyclesDefined = false;
m_Level = m_Method.NumPasses = m_Method.NumFastBytes =
m_Method.NumMatchFinderCycles = m_Method.Algo = 0xFFFFFFFF;
}
};
}}
#endif
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