3.13

7zip/Archive/Rar/RarVolumeInStream.h

@@ -0,0 +1,53 @@
+// RarVolumeInStream.h
+
+#pragma once
+
+#ifndef __RAR_VOLUME_IN_STREAM_H
+#define __RAR_VOLUME_IN_STREAM_H
+
+#include "../../IStream.h"
+#include "Common/CRC.h"
+#include "RarIn.h"
+
+namespace NArchive {
+namespace NRar {
+
+struct CRefItem
+{
+  int VolumeIndex;
+  int ItemIndex;
+  int NumItems;
+};
+
+class CFolderInStream: 
+  public ISequentialInStream,
+  public CMyUnknownImp
+{
+public:
+  MY_UNKNOWN_IMP
+
+  STDMETHOD(Read)(void *data, UINT32 size, UINT32 *processedSize);
+  STDMETHOD(ReadPart)(void *data, UINT32 size, UINT32 *processedSize);
+
+private:
+  CObjectVector<CInArchive> *_archives;
+  const CObjectVector<CItemEx> *_items;
+  CRefItem _refItem;
+  int _curIndex;
+  CCRC _crc;
+  bool _fileIsOpen;
+  CMyComPtr<ISequentialInStream> _stream;
+
+  HRESULT OpenStream();
+  HRESULT CloseStream();
+public:
+  void Init(CObjectVector<CInArchive> *archives, 
+      const CObjectVector<CItemEx> *items,
+      const CRefItem &refItem);
+
+  CRecordVector<UINT32> CRCs;
+};
+  
+}}
+
+#endif