p7zip-rar/CPP/7zip/Archive/Wim/WimHandler.h
2017-10-11 12:40:22 +02:00

104 lines
2.4 KiB
C++

// WimHandler.h
#ifndef __ARCHIVE_WIM_HANDLER_H
#define __ARCHIVE_WIM_HANDLER_H
#include "../../../Common/MyCom.h"
#include "WimIn.h"
namespace NArchive {
namespace NWim {
static const Int32 kNumImagesMaxUpdate = (1 << 10);
class CHandler:
public IInArchive,
public IArchiveGetRawProps,
public IArchiveGetRootProps,
public IArchiveKeepModeForNextOpen,
public ISetProperties,
public IOutArchive,
public CMyUnknownImp
{
CDatabase _db;
UInt32 _version;
bool _isOldVersion;
UInt32 _bootIndex;
CObjectVector<CVolume> _volumes;
CObjectVector<CWimXml> _xmls;
// unsigned _nameLenForStreams;
bool _xmlInComments;
unsigned _numXmlItems;
unsigned _numIgnoreItems;
bool _xmlError;
bool _isArc;
bool _unsupported;
bool _set_use_ShowImageNumber;
bool _set_showImageNumber;
int _defaultImageNumber;
bool _showImageNumber;
bool _keepMode_ShowImageNumber;
UInt64 _phySize;
int _firstVolumeIndex;
void InitDefaults()
{
_set_use_ShowImageNumber = false;
_set_showImageNumber = false;
_defaultImageNumber = -1;
}
bool IsUpdateSupported() const
{
if (ThereIsError()) return false;
if (_db.Images.Size() > kNumImagesMaxUpdate) return false;
// Solid format is complicated. So we disable updating now.
if (!_db.Solids.IsEmpty()) return false;
if (_volumes.Size() == 0)
return true;
if (_volumes.Size() != 2) return false;
if (_volumes[0].Stream) return false;
if (_version != k_Version_NonSolid
// && _version != k_Version_Solid
) return false;
return true;
}
bool ThereIsError() const { return _xmlError || _db.ThereIsError(); }
HRESULT GetSecurity(UInt32 realIndex, const void **data, UInt32 *dataSize, UInt32 *propType);
HRESULT GetOutProperty(IArchiveUpdateCallback *callback, UInt32 callbackIndex, Int32 arcIndex, PROPID propID, PROPVARIANT *value);
HRESULT GetTime(IArchiveUpdateCallback *callback, UInt32 callbackIndex, Int32 arcIndex, PROPID propID, FILETIME &ft);
public:
CHandler();
MY_UNKNOWN_IMP6(
IInArchive,
IArchiveGetRawProps,
IArchiveGetRootProps,
IArchiveKeepModeForNextOpen,
ISetProperties,
IOutArchive)
INTERFACE_IInArchive(;)
INTERFACE_IArchiveGetRawProps(;)
INTERFACE_IArchiveGetRootProps(;)
STDMETHOD(SetProperties)(const wchar_t * const *names, const PROPVARIANT *values, UInt32 numProps);
STDMETHOD(KeepModeForNextOpen)();
INTERFACE_IOutArchive(;)
};
}}
#endif