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diff --git a/packedstorage.h b/packedstorage.h
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+/*************************************************************** -*- c++ -*-
+ *       Copyright (c) 2003,2004 by Marcel Wiesweg                         *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ *                                                                         *
+ ***************************************************************************/
+
+#ifndef __PACKEDSTORAGE_H
+#define __PACKEDSTORAGE_H
+
+#include "legacystorage.h"
+
+class PackedStorage : public LegacyStorage {
+public:
+   PackedStorage(int maxMB);
+
+   virtual void getFilename(char *buffer, int bufLength, PageID page);
+   virtual StorageHandle openForWriting(PageID page);
+   virtual StorageHandle openForReading(PageID page, bool countAsAccess);
+protected:
+   struct PageAddress {
+      bool operator==(const PageID &id) const
+        { return page==id.page && subPage==id.subPage; }
+      void operator=(const PageID &id)
+        { page=id.page; subPage=id.subPage; }
+      int page;
+      int subPage;
+   };
+   bool seekTo(PageID page, int fd, bool create);
+   void registerFile(PageID page);
+};
+
+#endif