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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+// ZipOut.h
+
+#ifndef ZIP7_INC_ZIP_OUT_H
+#define ZIP7_INC_ZIP_OUT_H
+
+#include "../../../Common/MyCom.h"
+
+#include "../../Common/OutBuffer.h"
+
+#include "ZipItem.h"
+
+namespace NArchive {
+namespace NZip {
+
+class CItemOut: public CItem
+{
+public:
+  FILETIME Ntfs_MTime;
+  FILETIME Ntfs_ATime;
+  FILETIME Ntfs_CTime;
+  bool Write_NtfsTime;
+  bool Write_UnixTime;
+
+  // It's possible that NtfsTime is not defined, but there is NtfsTime in Extra.
+  
+  CByteBuffer Name_Utf; // for Info-Zip (kIzUnicodeName) Extra
+
+  size_t Get_UtfName_ExtraSize() const
+  {
+    const size_t size = Name_Utf.Size();
+    if (size == 0)
+      return 0;
+    return 4 + 5 + size;
+  }
+
+  CItemOut():
+      Write_NtfsTime(false),
+      Write_UnixTime(false)
+      {}
+};
+
+
+// COutArchive can throw CSystemException and COutBufferException
+
+class COutArchive
+{
+  COutBuffer m_OutBuffer;
+  CMyComPtr<IOutStream> m_Stream;
+
+  UInt64 m_Base; // Base of archive (offset in output Stream)
+  UInt64 m_CurPos; // Curent position in archive (relative from m_Base)
+  UInt64 m_LocalHeaderPos; // LocalHeaderPos (relative from m_Base) for last WriteLocalHeader() call
+
+  UInt32 m_LocalFileHeaderSize;
+  UInt32 m_ExtraSize;
+  bool m_IsZip64;
+
+  void WriteBytes(const void *data, size_t size);
+  void Write8(Byte b);
+  void Write16(UInt16 val);
+  void Write32(UInt32 val);
+  void Write64(UInt64 val);
+  void WriteNtfsTime(const FILETIME &ft)
+  {
+    Write32(ft.dwLowDateTime);
+    Write32(ft.dwHighDateTime);
+  }
+
+  void WriteTimeExtra(const CItemOut &item, bool writeNtfs);
+  void WriteUtfName(const CItemOut &item);
+  void WriteExtra(const CExtraBlock &extra);
+  void WriteCommonItemInfo(const CLocalItem &item, bool isZip64);
+  void WriteCentralHeader(const CItemOut &item);
+
+  void SeekToCurPos();
+public:
+  CMyComPtr<IStreamSetRestriction> SetRestriction;
+
+  HRESULT ClearRestriction();
+  HRESULT SetRestrictionFromCurrent();
+  HRESULT Create(IOutStream *outStream);
+  
+  UInt64 GetCurPos() const { return m_CurPos; }
+
+  void MoveCurPos(UInt64 distanceToMove)
+  {
+    m_CurPos += distanceToMove;
+  }
+
+  void WriteLocalHeader(CItemOut &item, bool needCheck = false);
+  void WriteLocalHeader_Replace(CItemOut &item);
+
+  void WriteDescriptor(const CItemOut &item);
+
+  HRESULT WriteCentralDir(const CObjectVector<CItemOut> &items, const CByteBuffer *comment);
+
+  void CreateStreamForCompressing(CMyComPtr<IOutStream> &outStream);
+  void CreateStreamForCopying(CMyComPtr<ISequentialOutStream> &outStream);
+};
+
+}}
+
+#endif