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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#pragma once
+
+#include <tools/stream.hxx>
+#include "sddllapi.h"
+
+
+class old_SdrDownCompat
+{
+protected:
+ SvStream& rStream;
+ sal_uInt32 nSubRecSiz;
+ sal_uInt32 nSubRecPos;
+ StreamMode nMode;
+ bool bOpen;
+
+protected:
+ void Write();
+
+public:
+ old_SdrDownCompat(SvStream& rNewStream, StreamMode nNewMode);
+ ~old_SdrDownCompat();
+ void OpenSubRecord();
+ void CloseSubRecord();
+};
+
+#define SDIOCOMPAT_VERSIONDONTKNOW sal_uInt16(0xffff)
+
+class SD_DLLPUBLIC SdIOCompat : public old_SdrDownCompat
+{
+public:
+ // nNewMode: StreamMode::READ or StreamMode::WRITE
+ // nVer: specify only when writing
+ SdIOCompat(SvStream& rNewStream, StreamMode nNewMode,
+ sal_uInt16 nVer = SDIOCOMPAT_VERSIONDONTKNOW);
+ ~SdIOCompat();
+};
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */