chore: initial commit (extracted from Launchers monorepo)

Plugin: ns7zip v2.0.0 Architectures: x86-ansi, x86-unicode, amd64-unicode License: LGPL-2.1-or-later
2026-04-29 14:07:51 +02:00
commit d074cc7c07
3848 changed files with 1076682 additions and 0 deletions
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+// HandlerCont.h
+
+#ifndef ZIP7_INC_HANDLER_CONT_H
+#define ZIP7_INC_HANDLER_CONT_H
+
+#include "../../Common/MyCom.h"
+
+#include "IArchive.h"
+
+namespace NArchive {
+
+#define Z7_IFACEM_IInArchive_Cont(x) \
+  x(Open(IInStream *stream, const UInt64 *maxCheckStartPosition, IArchiveOpenCallback *openCallback)) \
+  x(Close()) \
+  x(GetNumberOfItems(UInt32 *numItems)) \
+  x(GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value)) \
+  /* x(Extract(const UInt32 *indices, UInt32 numItems, Int32 testMode, IArchiveExtractCallback *extractCallback)) */ \
+  x(GetArchiveProperty(PROPID propID, PROPVARIANT *value)) \
+  x(GetNumberOfProperties(UInt32 *numProps)) \
+  x(GetPropertyInfo(UInt32 index, BSTR *name, PROPID *propID, VARTYPE *varType)) \
+  x(GetNumberOfArchiveProperties(UInt32 *numProps)) \
+  x(GetArchivePropertyInfo(UInt32 index, BSTR *name, PROPID *propID, VARTYPE *varType)) \
+
+
+//  #define Z7_COM7F_PUREO(f)     virtual Z7_COM7F_IMF(f)     Z7_override =0;
+//  #define Z7_COM7F_PUREO2(t, f) virtual Z7_COM7F_IMF2(t, f) Z7_override =0;
+
+class CHandlerCont:
+  public IInArchive,
+  public IInArchiveGetStream,
+  public CMyUnknownImp
+{
+  Z7_COM_UNKNOWN_IMP_2(
+      IInArchive,
+      IInArchiveGetStream)
+  /*
+  Z7_IFACEM_IInArchive_Cont(Z7_COM7F_PUREO)
+  // Z7_IFACE_COM7_PURE(IInArchive_Cont)
+  */
+  Z7_COM7F_IMP(Extract(const UInt32 *indices, UInt32 numItems, Int32 testMode, IArchiveExtractCallback *extractCallback))
+protected:
+  Z7_IFACE_COM7_IMP(IInArchiveGetStream)
+
+  CMyComPtr<IInStream> _stream;
+  virtual int GetItem_ExtractInfo(UInt32 index, UInt64 &pos, UInt64 &size) const = 0;
+  // destructor must be virtual for this class
+  virtual ~CHandlerCont() {}
+};
+
+
+
+#define Z7_IFACEM_IInArchive_Img(x) \
+  /* x(Open(IInStream *stream, const UInt64 *maxCheckStartPosition, IArchiveOpenCallback *openCallback)) */ \
+  x(Close()) \
+  /* x(GetNumberOfItems(UInt32 *numItems)) */ \
+  x(GetProperty(UInt32 index, PROPID propID, PROPVARIANT *value)) \
+  /* x(Extract(const UInt32 *indices, UInt32 numItems, Int32 testMode, IArchiveExtractCallback *extractCallback)) */ \
+  x(GetArchiveProperty(PROPID propID, PROPVARIANT *value)) \
+  x(GetNumberOfProperties(UInt32 *numProps)) \
+  x(GetPropertyInfo(UInt32 index, BSTR *name, PROPID *propID, VARTYPE *varType)) \
+  x(GetNumberOfArchiveProperties(UInt32 *numProps)) \
+  x(GetArchivePropertyInfo(UInt32 index, BSTR *name, PROPID *propID, VARTYPE *varType)) \
+
+
+class CHandlerImg:
+  public IInArchive,
+  public IInArchiveGetStream,
+  public IInStream,
+  public CMyUnknownImp
+{
+  Z7_COM_UNKNOWN_IMP_4(
+      IInArchive,
+      IInArchiveGetStream,
+      ISequentialInStream,
+      IInStream)
+
+  Z7_COM7F_IMP(Open(IInStream *stream, const UInt64 *maxCheckStartPosition, IArchiveOpenCallback *openCallback))
+  Z7_COM7F_IMP(GetNumberOfItems(UInt32 *numItems))
+  Z7_COM7F_IMP(Extract(const UInt32 *indices, UInt32 numItems, Int32 testMode, IArchiveExtractCallback *extractCallback))
+  Z7_IFACE_COM7_IMP(IInStream)
+  // Z7_IFACEM_IInArchive_Img(Z7_COM7F_PUREO)
+
+protected:
+  bool _stream_unavailData;
+  bool _stream_unsupportedMethod;
+  bool _stream_dataError;
+  // bool _stream_UsePackSize;
+  // UInt64 _stream_PackSize;
+  UInt64 _virtPos;
+  UInt64 _posInArc;
+  UInt64 _size;
+  CMyComPtr<IInStream> Stream;
+  const char *_imgExt;
+  
+  void Reset_PosInArc() { _posInArc = (UInt64)0 - 1; }
+  void Reset_VirtPos() { _virtPos = (UInt64)0; }
+
+  void ClearStreamVars()
+  {
+    _stream_unavailData = false;
+    _stream_unsupportedMethod = false;
+    _stream_dataError = false;
+    // _stream_UsePackSize = false;
+    // _stream_PackSize = 0;
+  }
+
+  void Clear_HandlerImg_Vars(); // it doesn't Release (Stream) var.
+
+  virtual HRESULT Open2(IInStream *stream, IArchiveOpenCallback *openCallback) = 0;
+  virtual void CloseAtError();
+  
+  // returns (true), if Get_PackSizeProcessed() is required in Extract()
+  virtual bool Init_PackSizeProcessed()
+  {
+    return false;
+  }
+public:
+  virtual bool Get_PackSizeProcessed(UInt64 &size)
+  {
+    size = 0;
+    return false;
+  }
+
+  CHandlerImg();
+  // destructor must be virtual for this class
+  virtual ~CHandlerImg() {}
+};
+
+
+HRESULT ReadZeroTail(ISequentialInStream *stream, bool &areThereNonZeros, UInt64 &numZeros, UInt64 maxSize);
+
+}
+
+#endif