include/tools/vcompat.hxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19 #ifndef INCLUDED_TOOLS_VCOMPAT_HXX
  20 #define INCLUDED_TOOLS_VCOMPAT_HXX
  21
  22 #include <tools/toolsdllapi.h>
  23
  24 #define COMPAT_FORMAT( char1, char2, char3, char4 ) \
  25     ((sal_uInt32)((((sal_uInt32)(char)(char1)))|                \
  26     (((sal_uInt32)(char)(char2))<<8UL)|                 \
  27     (((sal_uInt32)(char)(char3))<<16UL)|                    \
  28     ((sal_uInt32)(char)(char4))<<24UL))
  29
  30 class SvStream;
  31 enum class StreamMode;
  32
  33 class TOOLS_DLLPUBLIC VersionCompat
  34 {
  35     SvStream*       mpRWStm;
  36     sal_uInt32      mnCompatPos;
  37     sal_uInt32      mnTotalSize;
  38     StreamMode   mnStmMode;
  39     sal_uInt16      mnVersion;
  40
  41                     VersionCompat( const VersionCompat& ) = delete;
  42     VersionCompat&  operator=( const VersionCompat& ) { return *this; }
  43
  44 public:
  45                     VersionCompat( SvStream& rStm, StreamMode nStreamMode, sal_uInt16 nVersion = 1 );
  46                     ~VersionCompat();
  47
  48     sal_uInt16      GetVersion() const { return mnVersion; }
  49 };
  50
  51 #endif
  52
  53 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */