diff options
Diffstat (limited to 'src/libs/3rdparty/7zip/unix/CPP/7zip/UI/Common/OpenArchive.h')
| -rw-r--r-- | src/libs/3rdparty/7zip/unix/CPP/7zip/UI/Common/OpenArchive.h | 346 |
1 files changed, 346 insertions, 0 deletions
diff --git a/src/libs/3rdparty/7zip/unix/CPP/7zip/UI/Common/OpenArchive.h b/src/libs/3rdparty/7zip/unix/CPP/7zip/UI/Common/OpenArchive.h new file mode 100644 index 000000000..f2a5ce9fe --- /dev/null +++ b/src/libs/3rdparty/7zip/unix/CPP/7zip/UI/Common/OpenArchive.h @@ -0,0 +1,346 @@ +// OpenArchive.h + +#ifndef __OPEN_ARCHIVE_H +#define __OPEN_ARCHIVE_H + +#include "../../../Windows/PropVariant.h" + +#include "ArchiveOpenCallback.h" +#include "LoadCodecs.h" +#include "Property.h" + +HRESULT Archive_GetItemBoolProp(IInArchive *arc, UInt32 index, PROPID propID, bool &result) throw(); +HRESULT Archive_IsItem_Folder(IInArchive *arc, UInt32 index, bool &result) throw(); +HRESULT Archive_IsItem_Aux(IInArchive *arc, UInt32 index, bool &result) throw(); +HRESULT Archive_IsItem_AltStream(IInArchive *arc, UInt32 index, bool &result) throw(); +HRESULT Archive_IsItem_Deleted(IInArchive *arc, UInt32 index, bool &deleted) throw(); + +/* +struct COptionalOpenProperties +{ + UString FormatName; + CObjectVector<CProperty> Props; +}; +*/ + +#ifdef _SFX +#define OPEN_PROPS_DECL +#else +#define OPEN_PROPS_DECL const CObjectVector<CProperty> *props; +// #define OPEN_PROPS_DECL , const CObjectVector<COptionalOpenProperties> *props +#endif + +struct COpenSpecFlags +{ + // bool CanReturnFull; + bool CanReturnFrontal; + bool CanReturnTail; + bool CanReturnMid; + + bool CanReturn_NonStart() const { return CanReturnTail || CanReturnMid; } + + COpenSpecFlags(): + // CanReturnFull(true), + CanReturnFrontal(false), + CanReturnTail(false), + CanReturnMid(false) + {} +}; + +struct COpenType +{ + int FormatIndex; + + COpenSpecFlags SpecForcedType; + COpenSpecFlags SpecMainType; + COpenSpecFlags SpecWrongExt; + COpenSpecFlags SpecUnknownExt; + + bool Recursive; + + bool CanReturnArc; + bool CanReturnParser; + bool EachPos; + + // bool SkipSfxStub; + // bool ExeAsUnknown; + + bool ZerosTailIsAllowed; + + bool MaxStartOffset_Defined; + UInt64 MaxStartOffset; + + const COpenSpecFlags &GetSpec(bool isForced, bool isMain, bool isUnknown) const + { + return isForced ? SpecForcedType : (isMain ? SpecMainType : (isUnknown ? SpecUnknownExt : SpecWrongExt)); + } + + COpenType(): + FormatIndex(-1), + Recursive(true), + CanReturnArc(true), + CanReturnParser(false), + EachPos(false), + // SkipSfxStub(true), + // ExeAsUnknown(true), + ZerosTailIsAllowed(false), + MaxStartOffset_Defined(false), + MaxStartOffset(0) + { + SpecForcedType.CanReturnFrontal = true; + SpecForcedType.CanReturnTail = true; + SpecForcedType.CanReturnMid = true; + + SpecMainType.CanReturnFrontal = true; + + SpecUnknownExt.CanReturnTail = true; // for sfx + SpecUnknownExt.CanReturnMid = true; + SpecUnknownExt.CanReturnFrontal = true; // for alt streams of sfx with pad + + // ZerosTailIsAllowed = true; + } +}; + +struct COpenOptions +{ + CCodecs *codecs; + COpenType openType; + const CObjectVector<COpenType> *types; + const CIntVector *excludedFormats; + + IInStream *stream; + ISequentialInStream *seqStream; + IArchiveOpenCallback *callback; + COpenCallbackImp *callbackSpec; + OPEN_PROPS_DECL + // bool openOnlySpecifiedByExtension, + + bool stdInMode; + UString filePath; + + COpenOptions(): + codecs(NULL), + types(NULL), + excludedFormats(NULL), + stream(NULL), + seqStream(NULL), + callback(NULL), + callbackSpec(NULL), + stdInMode(false) + {} + +}; + +UInt32 GetOpenArcErrorFlags(const NWindows::NCOM::CPropVariant &prop, bool *isDefinedProp = NULL); + +struct CArcErrorInfo +{ + bool ThereIsTail; + bool UnexpecedEnd; + bool IgnoreTail; // all are zeros + // bool NonZerosTail; + bool ErrorFlags_Defined; + UInt32 ErrorFlags; + UInt32 WarningFlags; + int ErrorFormatIndex; // - 1 means no Error. + // if FormatIndex == ErrorFormatIndex, the archive is open with offset + UInt64 TailSize; + + /* if CArc is Open OK with some format: + - ErrorFormatIndex shows error format index, if extension is incorrect + - other variables show message and warnings of archive that is open */ + + UString ErrorMessage; + UString WarningMessage; + + // call IsArc_After_NonOpen only if Open returns S_FALSE + bool IsArc_After_NonOpen() const + { + return (ErrorFlags_Defined && (ErrorFlags & kpv_ErrorFlags_IsNotArc) == 0); + } + + + CArcErrorInfo(): + ThereIsTail(false), + UnexpecedEnd(false), + IgnoreTail(false), + // NonZerosTail(false), + ErrorFlags_Defined(false), + ErrorFlags(0), + WarningFlags(0), + ErrorFormatIndex(-1), + TailSize(0) + {} + + void ClearErrors(); + + void ClearErrors_Full() + { + ErrorFormatIndex = -1; + ClearErrors(); + } + + bool IsThereErrorOrWarning() const + { + return ErrorFlags != 0 + || WarningFlags != 0 + || NeedTailWarning() + || UnexpecedEnd + || !ErrorMessage.IsEmpty() + || !WarningMessage.IsEmpty(); + } + + bool AreThereErrors() const { return ErrorFlags != 0 || UnexpecedEnd; } + bool AreThereWarnings() const { return WarningFlags != 0 || NeedTailWarning(); } + + bool NeedTailWarning() const { return !IgnoreTail && ThereIsTail; } + + UInt32 GetWarningFlags() const + { + UInt32 a = WarningFlags; + if (NeedTailWarning() && (ErrorFlags & kpv_ErrorFlags_DataAfterEnd) == 0) + a |= kpv_ErrorFlags_DataAfterEnd; + return a; + } + + UInt32 GetErrorFlags() const + { + UInt32 a = ErrorFlags; + if (UnexpecedEnd) + a |= kpv_ErrorFlags_UnexpectedEnd; + return a; + } +}; + +class CArc +{ + HRESULT PrepareToOpen(const COpenOptions &op, unsigned formatIndex, CMyComPtr<IInArchive> &archive); + HRESULT CheckZerosTail(const COpenOptions &op, UInt64 offset); + HRESULT OpenStream2(const COpenOptions &options); + +public: + CMyComPtr<IInArchive> Archive; + CMyComPtr<IInStream> InStream; + // we use InStream in 2 cases (ArcStreamOffset != 0): + // 1) if we use additional cache stream + // 2) we reopen sfx archive with CTailInStream + + CMyComPtr<IArchiveGetRawProps> GetRawProps; + CMyComPtr<IArchiveGetRootProps> GetRootProps; + + CArcErrorInfo ErrorInfo; // for OK archives + CArcErrorInfo NonOpen_ErrorInfo; // ErrorInfo for mainArchive (false OPEN) + + UString Path; + UString filePath; + UString DefaultName; + int FormatIndex; // - 1 means Parser. + int SubfileIndex; + FILETIME MTime; + bool MTimeDefined; + + Int64 Offset; // it's offset of start of archive inside stream that is open by Archive Handler + UInt64 PhySize; + // UInt64 OkPhySize; + bool PhySizeDefined; + // bool OkPhySize_Defined; + UInt64 FileSize; + UInt64 AvailPhySize; // PhySize, but it's reduced if exceed end of file + // bool offsetDefined; + + UInt64 ArcStreamOffset; // offset of stream that is open by Archive Handler + Int64 GetGlobalOffset() const { return ArcStreamOffset + Offset; } // it's global offset of archive + + // AString ErrorFlagsText; + + bool IsParseArc; + + bool IsTree; + + bool Ask_Deleted; + bool Ask_AltStream; + bool Ask_Aux; + bool Ask_INode; + + bool IgnoreSplit; // don't try split handler + + // void Set_ErrorFlagsText(); + + CArc(): + MTimeDefined(false), + IsTree(false), + Ask_Deleted(false), + Ask_AltStream(false), + Ask_Aux(false), + Ask_INode(false), + IgnoreSplit(false) + {} + + HRESULT ReadBasicProps(IInArchive *archive, UInt64 startPos, HRESULT openRes); + + // ~CArc(); + + HRESULT Close() + { + InStream.Release(); + return Archive->Close(); + } + + // AltStream's name is concatenated with base file name in one string in parts.Back() + HRESULT GetItemPathToParent(UInt32 index, UInt32 parent, UStringVector &parts) const; + + HRESULT GetItemPath(UInt32 index, UString &result) const; + + // GetItemPath2 adds [DELETED] dir prefix for deleted items. + HRESULT GetItemPath2(UInt32 index, UString &result) const; + + HRESULT GetItemSize(UInt32 index, UInt64 &size, bool &defined) const; + HRESULT GetItemMTime(UInt32 index, FILETIME &ft, bool &defined) const; + HRESULT IsItemAnti(UInt32 index, bool &result) const + { return Archive_GetItemBoolProp(Archive, index, kpidIsAnti, result); } + + + HRESULT OpenStream(const COpenOptions &options); + HRESULT OpenStreamOrFile(COpenOptions &options); + + HRESULT ReOpen(const COpenOptions &options); + + HRESULT CreateNewTailStream(CMyComPtr<IInStream> &stream); +}; + +struct CArchiveLink +{ + CObjectVector<CArc> Arcs; + UStringVector VolumePaths; + UInt64 VolumesSize; + bool IsOpen; + + // int NonOpenErrorFormatIndex; // - 1 means no Error. + UString NonOpen_ArcPath; + + CArcErrorInfo NonOpen_ErrorInfo; + + // UString ErrorsText; + // void Set_ErrorsText(); + + CArchiveLink(): VolumesSize(0), IsOpen(false) {} + void KeepModeForNextOpen(); + HRESULT Close(); + void Release(); + ~CArchiveLink() { Release(); } + + const CArc *GetArc() const { return &Arcs.Back(); } + IInArchive *GetArchive() const { return Arcs.Back().Archive; } + IArchiveGetRawProps *GetArchiveGetRawProps() const { return Arcs.Back().GetRawProps; } + IArchiveGetRootProps *GetArchiveGetRootProps() const { return Arcs.Back().GetRootProps; } + + HRESULT Open(COpenOptions &options); + + HRESULT Open2(COpenOptions &options, IOpenCallbackUI *callbackUI); + + HRESULT ReOpen(COpenOptions &options); +}; + +bool ParseOpenTypes(CCodecs &codecs, const UString &s, CObjectVector<COpenType> &types); + +#endif |