oox/source/ole/vbahelper.cxx

   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
  20 #include <oox/ole/vbahelper.hxx>
  21 #include <osl/diagnose.h>
  22 #include <o3tl/string_view.hxx>
  23 #include <oox/helper/binaryinputstream.hxx>
  24
  25 namespace oox::ole {
  26
  27 bool VbaHelper::readDirRecord( sal_uInt16& rnRecId, StreamDataSequence& rRecData, BinaryInputStream& rInStrm )
  28 {
  29     // read the record header
  30     sal_Int32 nRecSize;
  31     rnRecId = rInStrm.readuInt16();
  32     nRecSize = rInStrm.readInt32();
  33     // for no obvious reason, PROJECTVERSION record contains size field of 4, but is 6 bytes long
  34     if( rnRecId == VBA_ID_PROJECTVERSION )
  35     {
  36         OSL_ENSURE( nRecSize == 4, "VbaHelper::readDirRecord - unexpected record size for PROJECTVERSION" );
  37         nRecSize = 6;
  38     }
  39     // read the record contents into the passed sequence
  40     return !rInStrm.isEof() && (rInStrm.readData( rRecData, nRecSize ) == nRecSize);
  41 }
  42
  43 bool VbaHelper::extractKeyValue( OUString& rKey, OUString& rValue, std::u16string_view rKeyValue )
  44 {
  45     size_t nEqSignPos = rKeyValue.find( '=' );
  46     if( nEqSignPos > 0 && nEqSignPos != std::u16string_view::npos )
  47     {
  48         rKey = o3tl::trim(rKeyValue.substr( 0, nEqSignPos ));
  49         rValue = o3tl::trim(rKeyValue.substr( nEqSignPos + 1 ));
  50         return !rKey.isEmpty() && !rValue.isEmpty();
  51     }
  52     return false;
  53 }
  54
  55 } // namespace oox::ole
  56
  57 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */