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libreoffice/xmloff/source/core/XMLBase64Export.cxx

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/*************************************************************************
*
* $RCSfile: XMLBase64Export.cxx,v $
*
* $Revision: 1.1 $
*
* last change: $Author: mib $ $Date: 2001-05-18 13:33:18 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef _RTL_USTRBUF_HXX_
#include <rtl/ustrbuf.hxx>
#endif
#ifndef _COM_SUN_STAR_IO_XINPUTSTREAM_HPP_
#include <com/sun/star/io/XInputStream.hpp>
#endif
#ifndef _XMLOFF_XMLUCONV_HXX
#include "xmluconv.hxx"
#endif
#ifndef _XMLOFF_XMLEXP_HXX
#include "xmlexp.hxx"
#endif
#ifndef _XMLOFF_XMLBASE64EXPORT_HXX
#include "XMLBase64Export.hxx"
#endif
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::io;
using namespace ::rtl;
#define INPUT_BUFFER_SIZE 54
#define OUTPUT_BUFFER_SIZE 72
XMLBase64Export::XMLBase64Export( SvXMLExport& rExp ) :
rExport( rExp ){
}
sal_Bool XMLBase64Export::exportXML( const Reference < XInputStream> & rIn )
{
sal_Bool bRet = sal_True;
try
{
Sequence < sal_Int8 > aInBuff( INPUT_BUFFER_SIZE );
OUStringBuffer aOutBuff( OUTPUT_BUFFER_SIZE );
sal_Int32 nRead;
do
{
nRead = rIn->readBytes( aInBuff, INPUT_BUFFER_SIZE );
if( nRead > 0 )
{
GetExport().GetMM100UnitConverter().encodeBase64( aOutBuff,
aInBuff );
GetExport().GetDocHandler()->characters(
aOutBuff.makeStringAndClear() );
if( nRead == INPUT_BUFFER_SIZE )
GetExport().GetDocHandler()->ignorableWhitespace(
GetExport().sWS );
}
}
while( nRead == INPUT_BUFFER_SIZE );
}
catch( ... )
{
bRet = sal_False;
}
return bRet;
}