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// 7z/Handler.h
#ifndef __7Z_HANDLER_H
#define __7Z_HANDLER_H
#include "../IArchive.h"
#include "7zIn.h"
#include "7zCompressionMode.h"
#ifndef _SFX
#include "7zMethods.h"
#endif
namespace NArchive {
namespace N7z {
#ifdef _7Z_VOL
struct CRef
{
int VolumeIndex;
int ItemIndex;
};
/*
struct CRef2
{
CRecordVector<CRef> Refs;
UInt64 UnPackSize;
UInt64 PackSize;
UInt64 StartPos;
CRef2(): UnPackSize(0), PackSize(0), StartPos(0) {}
};
*/
struct CVolume
{
int StartRef2Index;
CMyComPtr<IInStream> Stream;
CArchiveDatabaseEx Database;
};
#endif
#ifndef EXTRACT_ONLY
struct COneMethodInfo
{
CObjectVector<CProperty> CoderProperties;
UString MethodName;
};
#endif
// {23170F69-40C1-278A-1000-000110070000}
DEFINE_GUID(CLSID_CFormat7z,
0x23170F69, 0x40C1, 0x278A, 0x10, 0x00, 0x00, 0x01, 0x10, 0x07, 0x00, 0x00);
class CHandler:
public IInArchive,
#ifdef _7Z_VOL
public IInArchiveGetStream,
#endif
#ifndef EXTRACT_ONLY
public IOutArchive,
public ISetProperties,
#endif
public CMyUnknownImp
{
public:
MY_QUERYINTERFACE_BEGIN
#ifdef _7Z_VOL
MY_QUERYINTERFACE_ENTRY(IInArchiveGetStream)
#endif
#ifndef EXTRACT_ONLY
MY_QUERYINTERFACE_ENTRY(IOutArchive)
MY_QUERYINTERFACE_ENTRY(ISetProperties)
#endif
MY_QUERYINTERFACE_END
MY_ADDREF_RELEASE
STDMETHOD(Open)(IInStream *stream,
const UInt64 *maxCheckStartPosition,
IArchiveOpenCallback *openArchiveCallback);
STDMETHOD(Close)();
STDMETHOD(GetNumberOfItems)(UInt32 *numItems);
STDMETHOD(GetProperty)(UInt32 index, PROPID propID, PROPVARIANT *value);
STDMETHOD(Extract)(const UInt32* indices, UInt32 numItems,
Int32 testMode, IArchiveExtractCallback *extractCallback);
STDMETHOD(GetArchiveProperty)(PROPID propID, PROPVARIANT *value);
STDMETHOD(GetNumberOfProperties)(UInt32 *numProperties);
STDMETHOD(GetPropertyInfo)(UInt32 index,
BSTR *name, PROPID *propID, VARTYPE *varType);
STDMETHOD(GetNumberOfArchiveProperties)(UInt32 *numProperties);
STDMETHOD(GetArchivePropertyInfo)(UInt32 index,
BSTR *name, PROPID *propID, VARTYPE *varType);
#ifdef _7Z_VOL
STDMETHOD(GetStream)(UInt32 index, ISequentialInStream **stream);
#endif
#ifndef EXTRACT_ONLY
// IOutArchiveHandler
STDMETHOD(UpdateItems)(ISequentialOutStream *outStream, UInt32 numItems,
IArchiveUpdateCallback *updateCallback);
STDMETHOD(GetFileTimeType)(UInt32 *type);
// ISetProperties
STDMETHOD(SetProperties)(const wchar_t **names, const PROPVARIANT *values, Int32 numProperties);
HRESULT SetSolidSettings(const UString &s);
HRESULT SetSolidSettings(const PROPVARIANT &value);
#endif
CHandler();
private:
#ifdef _7Z_VOL
CObjectVector<CVolume> _volumes;
CObjectVector<CRef> _refs;
#else
CMyComPtr<IInStream> _inStream;
NArchive::N7z::CArchiveDatabaseEx _database;
#endif
#ifndef EXTRACT_ONLY
CObjectVector<COneMethodInfo> _methods;
CRecordVector<CBind> _binds;
bool _removeSfxBlock;
UInt64 _numSolidFiles;
UInt64 _numSolidBytes;
bool _numSolidBytesDefined;
bool _solidExtension;
bool _compressHeaders;
bool _compressHeadersFull;
bool _encryptHeaders;
bool _copyMode;
UInt32 _defaultDicSize;
UInt32 _defaultAlgorithm;
UInt32 _defaultFastBytes;
UString _defaultMatchFinder;
UInt32 _defaultBZip2Passes;
bool _autoFilter;
bool _multiThread;
UInt32 _level;
bool _volumeMode;
HRESULT SetParam(COneMethodInfo &oneMethodInfo, const UString &name, const UString &value);
HRESULT SetParams(COneMethodInfo &oneMethodInfo, const UString &srcString);
HRESULT SetPassword(CCompressionMethodMode &methodMode,
IArchiveUpdateCallback *updateCallback);
HRESULT SetCompressionMethod(CCompressionMethodMode &method,
CObjectVector<COneMethodInfo> &methodsInfo,
bool multiThread);
HRESULT SetCompressionMethod(
CCompressionMethodMode &method,
CCompressionMethodMode &headerMethod);
#endif
#ifndef _SFX
CRecordVector<UInt64> _fileInfoPopIDs;
void FillPopIDs();
#endif
#ifndef EXTRACT_ONLY
void InitSolidFiles() { _numSolidFiles = UInt64(Int64(-1)); }
void InitSolidSize() { _numSolidBytes = UInt64(Int64(-1)); }
void InitSolid()
{
InitSolidFiles();
InitSolidSize();
_solidExtension = false;
_numSolidBytesDefined = false;
}
/*
void InitSolidPart()
{
if (_numSolidFiles <= 1)
InitSolidFiles();
}
*/
void SetSolidBytesLimit()
{
_numSolidBytes = ((UInt64)_defaultDicSize) << 7;
const UInt64 kMinSize = (1<<24);
if (_numSolidBytes < kMinSize)
_numSolidBytes = kMinSize;
}
void CheckAndSetSolidBytesLimit()
{
if (!_numSolidBytesDefined)
{
if (_copyMode)
_numSolidBytes = 0;
else
SetSolidBytesLimit();
}
}
void Init()
{
_removeSfxBlock = false;
_compressHeaders = true;
_compressHeadersFull = true;
_encryptHeaders = false;
_multiThread = false;
_copyMode = false;
_defaultDicSize = (1 << 21);
_defaultBZip2Passes = 1;
_defaultAlgorithm = 1;
_defaultFastBytes = 32;
_defaultMatchFinder = L"BT4";
_level = 5;
_autoFilter = true;
_volumeMode = false;
InitSolid();
SetSolidBytesLimit();
}
#endif
};
}}
#endif
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