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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2008 by Sun Microsystems, Inc.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * $RCSfile: stgio.hxx,v $
+ * $Revision: 1.4 $
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef _STGIO_HXX
+#define _STGIO_HXX
+
+#include <stgcache.hxx>
+#include <stgelem.hxx>
+#include <tools/string.hxx>
+
+class StgFATStrm;
+class StgDataStrm;
+class StgDirStrm;
+class String;
+
+enum FAT_ERROR
+{
+    FAT_OK,
+    FAT_WRONGLENGTH,
+    FAT_UNREFCHAIN,
+    FAT_OVERWRITE,
+    FAT_OUTOFBOUNDS,
+
+    FAT_INMEMORYERROR,
+    FAT_ONFILEERROR,
+    FAT_BOTHERROR
+};
+
+struct StgLinkArg
+{
+    String aFile;
+    ULONG nErr;
+};
+
+class StgIo : public StgCache {
+    void SetupStreams();            // load all internal streams
+    BOOL         bCopied;
+public:
+    StgIo();
+   ~StgIo();
+    StgHeader    aHdr;              // storage file header
+    StgFATStrm*  pFAT;              // FAT stream
+    StgDirStrm*  pTOC;              // TOC stream
+    StgDataStrm* pDataFAT;          // small data FAT stream
+    StgDataStrm* pDataStrm;         // small data stream
+    short        GetDataPageSize(); // get the logical data page size
+    BOOL Load();                    // load a storage file
+    BOOL Init();                    // set up an empty file
+    BOOL CommitAll();               // commit everything (root commit)
+
+    static void SetErrorLink( const Link& );
+    static const Link& GetErrorLink();
+    ULONG ValidateFATs( );
+};
+
+#endif