Initialer Commit

CPP/7zip/Archive/Zip/ZipOut.h

@@ -0,0 +1,88 @@
+// ZipOut.h
+
+#ifndef __ZIP_OUT_H
+#define __ZIP_OUT_H
+
+#include "../../../Common/MyCom.h"
+
+#include "../../IStream.h"
+#include "../../Common/OutBuffer.h"
+
+#include "ZipItem.h"
+
+namespace NArchive {
+namespace NZip {
+
+// can throw CSystemException and COutBufferException
+
+class CItemOut: public CItem
+{
+public:
+  FILETIME Ntfs_MTime;
+  FILETIME Ntfs_ATime;
+  FILETIME Ntfs_CTime;
+  bool NtfsTimeIsDefined;
+
+  // It's possible that NtfsTime is not defined, but there is NtfsTime in Extra.
+
+  CItemOut(): NtfsTimeIsDefined(false) {}
+};
+
+class COutArchive
+{
+  CMyComPtr<IOutStream> m_Stream;
+  COutBuffer m_OutBuffer;
+
+  UInt64 m_Base; // Base of arc (offset in output Stream)
+  UInt64 m_CurPos; // Curent position in archive (relative from m_Base)
+
+  UInt32 m_LocalFileHeaderSize;
+  UInt32 m_ExtraSize;
+  bool m_IsZip64;
+
+  void SeekToRelatPos(UInt64 offset);
+
+  void WriteBytes(const void *buffer, UInt32 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 WriteExtra(const CExtraBlock &extra);
+  void WriteCommonItemInfo(const CLocalItem &item, bool isZip64);
+  void WriteCentralHeader(const CItemOut &item);
+
+  void PrepareWriteCompressedDataZip64(unsigned fileNameLen, bool isZip64, bool aesEncryption);
+
+public:
+  HRESULT Create(IOutStream *outStream);
+  
+  void MoveCurPos(UInt64 distanceToMove);
+  UInt64 GetCurPos() const { return m_CurPos; }
+
+  void SeekToCurPos();
+
+  void PrepareWriteCompressedData(unsigned fileNameLen, UInt64 unPackSize, bool aesEncryption);
+  void PrepareWriteCompressedData2(unsigned fileNameLen, UInt64 unPackSize, UInt64 packSize, bool aesEncryption);
+  void WriteLocalHeader(const CLocalItem &item);
+
+  void WriteLocalHeader_And_SeekToNextFile(const CLocalItem &item)
+  {
+    WriteLocalHeader(item);
+    SeekToCurPos();
+  }
+
+  void WriteCentralDir(const CObjectVector<CItemOut> &items, const CByteBuffer *comment);
+
+  void CreateStreamForCompressing(IOutStream **outStream);
+  void CreateStreamForCopying(ISequentialOutStream **outStream);
+};
+
+}}
+
+#endif