office-gobmx/oox/source/helper/binaryoutputstream.cxx

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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 .
*/
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#include "oox/helper/binaryoutputstream.hxx"
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#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/io/XSeekable.hpp>
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#include <osl/diagnose.h>
#include <string.h>
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namespace oox {
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using namespace ::com::sun::star::io;
using namespace ::com::sun::star::uno;
namespace {
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const sal_Int32 OUTPUTSTREAM_BUFFERSIZE = 0x8000;
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} // namespace
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BinaryXOutputStream::BinaryXOutputStream( const Reference< XOutputStream >& rxOutStrm, bool bAutoClose ) :
BinaryStreamBase( Reference< XSeekable >( rxOutStrm, UNO_QUERY ).is() ),
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BinaryXSeekableStream( Reference< XSeekable >( rxOutStrm, UNO_QUERY ) ),
maBuffer( OUTPUTSTREAM_BUFFERSIZE ),
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mxOutStrm( rxOutStrm ),
mbAutoClose( bAutoClose && rxOutStrm.is() )
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{
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mbEof = !mxOutStrm.is();
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}
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BinaryXOutputStream::~BinaryXOutputStream()
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{
close();
}
void BinaryXOutputStream::close()
{
OSL_ENSURE( !mbAutoClose || mxOutStrm.is(), "BinaryXOutputStream::close - invalid call" );
if( mxOutStrm.is() ) try
{
mxOutStrm->flush();
if ( mbAutoClose )
mxOutStrm->closeOutput();
}
catch( Exception& )
{
Merge commit 'ooo/DEV300_m106' into integration/dev300_m106 Conflicts: binfilter/bf_svtools/source/filter.vcl/jpeg/svt_jpegc.c filter/source/config/fragments/filters/SVG___Scalable_Vector_Graphics.xcu filter/source/config/fragments/internalgraphicfilters/svg_Import.xcu filter/source/config/fragments/types/svg_Scalable_Vector_Graphics.xcu filter/source/graphicfilter/eos2met/eos2met.cxx filter/source/msfilter/msvbahelper.cxx filter/source/svg/makefile.mk filter/source/svg/svgexport.cxx filter/source/svg/svgfilter.cxx filter/source/svg/svgfilter.hxx filter/source/svg/svgfontexport.cxx filter/source/svg/svgfontexport.hxx filter/source/svg/svgwriter.cxx filter/source/svg/svgwriter.hxx oox/inc/oox/core/relations.hxx oox/inc/oox/core/relationshandler.hxx oox/inc/oox/dump/biffdumper.hxx oox/inc/oox/dump/dffdumper.hxx oox/inc/oox/dump/dumperbase.hxx oox/inc/oox/dump/oledumper.hxx oox/inc/oox/dump/pptxdumper.hxx oox/inc/oox/helper/containerhelper.hxx oox/inc/oox/helper/propertyset.hxx oox/inc/oox/xls/commentsbuffer.hxx oox/inc/oox/xls/sharedformulabuffer.hxx oox/source/drawingml/shape.cxx oox/source/dump/oledumper.cxx oox/source/helper/binaryinputstream.cxx oox/source/helper/binaryoutputstream.cxx oox/source/helper/binarystreambase.cxx oox/source/helper/propertyset.cxx oox/source/ole/vbacontrol.cxx oox/source/ole/vbaproject.cxx oox/source/token/namespaces.hxx.tail oox/source/vml/vmlshape.cxx oox/source/xls/commentsbuffer.cxx oox/source/xls/condformatbuffer.cxx oox/source/xls/drawingfragment.cxx oox/source/xls/formulaparser.cxx oox/source/xls/pivotcachebuffer.cxx oox/source/xls/richstring.cxx oox/source/xls/sharedformulabuffer.cxx oox/source/xls/sheetdatacontext.cxx oox/source/xls/worksheethelper.cxx writerfilter/source/dmapper/DomainMapper_Impl.cxx
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OSL_FAIL( "BinaryXOutputStream::close - closing output stream failed" );
}
mxOutStrm.clear();
mbAutoClose = false;
BinaryXSeekableStream::close();
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}
void BinaryXOutputStream::writeData( const StreamDataSequence& rData, size_t /*nAtomSize*/ )
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{
if( mxOutStrm.is() ) try
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{
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mxOutStrm->writeBytes( rData );
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}
catch( Exception& )
{
OSL_FAIL( "BinaryXOutputStream::writeData - stream read error" );
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}
}
void BinaryXOutputStream::writeMemory( const void* pMem, sal_Int32 nBytes, size_t nAtomSize )
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{
if( mxOutStrm.is() && (nBytes > 0) )
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{
sal_Int32 nBufferSize = getLimitedValue< sal_Int32, sal_Int32 >( nBytes, 0, (OUTPUTSTREAM_BUFFERSIZE / nAtomSize) * nAtomSize );
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const sal_uInt8* pnMem = reinterpret_cast< const sal_uInt8* >( pMem );
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while( nBytes > 0 )
{
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sal_Int32 nWriteSize = getLimitedValue< sal_Int32, sal_Int32 >( nBytes, 0, nBufferSize );
maBuffer.realloc( nWriteSize );
memcpy( maBuffer.getArray(), pnMem, static_cast< size_t >( nWriteSize ) );
writeData( maBuffer, nAtomSize );
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pnMem += nWriteSize;
nBytes -= nWriteSize;
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}
}
}
void
BinaryOutputStream::writeCharArrayUC( const OUString& rString, rtl_TextEncoding eTextEnc, bool bAllowNulChars )
{
OString sBuf( OUStringToOString( rString, eTextEnc ) );
if( !bAllowNulChars )
sBuf = sBuf.replace( '\0', '?' );
writeMemory( static_cast< const void* >( sBuf.getStr() ), sBuf.getLength() );
}
void
BinaryOutputStream::writeUnicodeArray( const OUString& rString, bool bAllowNulChars )
{
OUString sBuf( rString );
if( !bAllowNulChars )
sBuf = sBuf.replace( '\0', '?' );
#ifdef OSL_BIGENDIAN
// need a non-const buffer for swapping byte order
sal_Unicode notConst[sBuf.getLength()];
memcpy( notConst, sBuf.getStr(), sizeof(sal_Unicode)*sBuf.getLength() );
writeArray( notConst, sBuf.getLength() );
#else
writeArray( sBuf.getStr(), sBuf.getLength() );
#endif
}
void
BinaryOutputStream::writeCompressedUnicodeArray( const OUString& rString, bool bCompressed, bool bAllowNulChars )
{
if ( bCompressed )
// ISO-8859-1 maps all byte values 0xHH to the same Unicode code point U+00HH
writeCharArrayUC( rString, RTL_TEXTENCODING_ISO_8859_1, bAllowNulChars );
else
writeUnicodeArray( rString, bAllowNulChars );
}
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SequenceOutputStream::SequenceOutputStream( StreamDataSequence& rData ) :
BinaryStreamBase( true ),
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SequenceSeekableStream( rData )
{
}
void SequenceOutputStream::writeData( const StreamDataSequence& rData, size_t nAtomSize )
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{
if( mpData && rData.hasElements() )
writeMemory( rData.getConstArray(), rData.getLength(), nAtomSize );
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}
void SequenceOutputStream::writeMemory( const void* pMem, sal_Int32 nBytes, size_t /*nAtomSize*/ )
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{
if( mpData && (nBytes > 0) )
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{
if( mpData->getLength() - mnPos < nBytes )
const_cast< StreamDataSequence* >( mpData )->realloc( mnPos + nBytes );
memcpy( const_cast< StreamDataSequence* >( mpData )->getArray() + mnPos, pMem, static_cast< size_t >( nBytes ) );
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mnPos += nBytes;
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}
}
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} // namespace oox
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */