LCOV - code coverage report
Current view: top level - oox/source/helper - binaryoutputstream.cxx (source / functions) Hit Total Coverage
Test: commit c8344322a7af75b84dd3ca8f78b05543a976dfd5 Lines: 63 66 95.5 %
Date: 2015-06-13 12:38:46 Functions: 11 15 73.3 %
Legend: Lines: hit not hit

          Line data    Source code
       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/helper/binaryoutputstream.hxx"
      21             : 
      22             : #include <com/sun/star/io/XOutputStream.hpp>
      23             : #include <com/sun/star/io/XSeekable.hpp>
      24             : #include <osl/diagnose.h>
      25             : #include <string.h>
      26             : 
      27             : namespace oox {
      28             : 
      29             : using namespace ::com::sun::star::io;
      30             : using namespace ::com::sun::star::uno;
      31             : 
      32             : namespace {
      33             : 
      34             : const sal_Int32 OUTPUTSTREAM_BUFFERSIZE     = 0x8000;
      35             : 
      36             : } // namespace
      37             : 
      38        2001 : BinaryXOutputStream::BinaryXOutputStream( const Reference< XOutputStream >& rxOutStrm, bool bAutoClose ) :
      39        4002 :     BinaryStreamBase( Reference< XSeekable >( rxOutStrm, UNO_QUERY ).is() ),
      40             :     BinaryXSeekableStream( Reference< XSeekable >( rxOutStrm, UNO_QUERY ) ),
      41             :     maBuffer( OUTPUTSTREAM_BUFFERSIZE ),
      42             :     mxOutStrm( rxOutStrm ),
      43        4002 :     mbAutoClose( bAutoClose && rxOutStrm.is() )
      44             : {
      45        2001 :     mbEof = !mxOutStrm.is();
      46        2001 : }
      47             : 
      48        6003 : BinaryXOutputStream::~BinaryXOutputStream()
      49             : {
      50        2001 :     close();
      51        4002 : }
      52             : 
      53        2001 : void BinaryXOutputStream::close()
      54             : {
      55             :     OSL_ENSURE( !mbAutoClose || mxOutStrm.is(), "BinaryXOutputStream::close - invalid call" );
      56        2001 :     if( mxOutStrm.is() ) try
      57             :     {
      58        2001 :         mxOutStrm->flush();
      59        2001 :         if ( mbAutoClose )
      60         475 :             mxOutStrm->closeOutput();
      61             :     }
      62           0 :     catch( Exception& )
      63             :     {
      64             :         OSL_FAIL( "BinaryXOutputStream::close - closing output stream failed" );
      65             :     }
      66        2001 :     mxOutStrm.clear();
      67        2001 :     mbAutoClose = false;
      68        2001 :     BinaryXSeekableStream::close();
      69        2001 : }
      70             : 
      71        2046 : void BinaryXOutputStream::writeData( const StreamDataSequence& rData, size_t /*nAtomSize*/ )
      72             : {
      73        2046 :     if( mxOutStrm.is() ) try
      74             :     {
      75        2046 :         mxOutStrm->writeBytes( rData );
      76             :     }
      77           0 :     catch( Exception& )
      78             :     {
      79             :         OSL_FAIL( "BinaryXOutputStream::writeData - stream read error" );
      80             :     }
      81        2046 : }
      82             : 
      83          29 : void BinaryXOutputStream::writeMemory( const void* pMem, sal_Int32 nBytes, size_t nAtomSize )
      84             : {
      85          29 :     if( mxOutStrm.is() && (nBytes > 0) )
      86             :     {
      87          29 :         sal_Int32 nBufferSize = getLimitedValue< sal_Int32, sal_Int32 >( nBytes, 0, (OUTPUTSTREAM_BUFFERSIZE / nAtomSize) * nAtomSize );
      88          29 :         const sal_uInt8* pnMem = static_cast< const sal_uInt8* >( pMem );
      89          87 :         while( nBytes > 0 )
      90             :         {
      91          29 :             sal_Int32 nWriteSize = getLimitedValue< sal_Int32, sal_Int32 >( nBytes, 0, nBufferSize );
      92          29 :             maBuffer.realloc( nWriteSize );
      93          29 :             memcpy( maBuffer.getArray(), pnMem, static_cast< size_t >( nWriteSize ) );
      94          29 :             writeData( maBuffer, nAtomSize );
      95          29 :             pnMem += nWriteSize;
      96          29 :             nBytes -= nWriteSize;
      97             :         }
      98             :     }
      99          29 : }
     100             : 
     101             : void
     102           2 : BinaryOutputStream::writeCharArrayUC( const OUString& rString, rtl_TextEncoding eTextEnc, bool bAllowNulChars )
     103             : {
     104           2 :     OString sBuf( OUStringToOString( rString, eTextEnc ) );
     105           2 :     if( !bAllowNulChars )
     106           2 :         sBuf = sBuf.replace( '\0', '?' );
     107           2 :     writeMemory( static_cast< const void* >( sBuf.getStr() ), sBuf.getLength() );
     108           2 : }
     109             : 
     110             : void
     111           1 : BinaryOutputStream::writeUnicodeArray( const OUString& rString, bool bAllowNulChars )
     112             : {
     113           1 :     OUString sBuf( rString );
     114           1 :     if( !bAllowNulChars )
     115           1 :         sBuf = sBuf.replace( '\0', '?' );
     116             : #ifdef OSL_BIGENDIAN
     117             :     // need a non-const buffer for swapping byte order
     118             :     sal_Unicode notConst[sBuf.getLength()];
     119             :     memcpy( notConst, sBuf.getStr(), sizeof(sal_Unicode)*sBuf.getLength() );
     120             :     writeArray( notConst, sBuf.getLength() );
     121             : #else
     122           1 :     writeArray( sBuf.getStr(), sBuf.getLength() );
     123             : #endif
     124           1 : }
     125             : 
     126             : void
     127           2 : BinaryOutputStream::writeCompressedUnicodeArray( const OUString& rString, bool bCompressed, bool bAllowNulChars )
     128             : {
     129           2 :     if ( bCompressed )
     130             :          // ISO-8859-1 maps all byte values 0xHH to the same Unicode code point U+00HH
     131           2 :         writeCharArrayUC( rString, RTL_TEXTENCODING_ISO_8859_1, bAllowNulChars );
     132             :     else
     133           0 :         writeUnicodeArray( rString, bAllowNulChars );
     134           2 : }
     135             : 
     136         101 : SequenceOutputStream::SequenceOutputStream( StreamDataSequence& rData ) :
     137             :     BinaryStreamBase( true ),
     138         101 :     SequenceSeekableStream( rData )
     139             : {
     140         101 : }
     141             : 
     142         173 : void SequenceOutputStream::writeData( const StreamDataSequence& rData, size_t nAtomSize )
     143             : {
     144         173 :     if( mpData && rData.hasElements() )
     145         173 :         writeMemory( rData.getConstArray(), rData.getLength(), nAtomSize );
     146         173 : }
     147             : 
     148         173 : void SequenceOutputStream::writeMemory( const void* pMem, sal_Int32 nBytes, size_t /*nAtomSize*/ )
     149             : {
     150         173 :     if( mpData && (nBytes > 0) )
     151             :     {
     152         173 :         if( mpData->getLength() - mnPos < nBytes )
     153         173 :             const_cast< StreamDataSequence* >( mpData )->realloc( mnPos + nBytes );
     154         173 :         memcpy( const_cast< StreamDataSequence* >( mpData )->getArray() + mnPos, pMem, static_cast< size_t >( nBytes ) );
     155         173 :         mnPos += nBytes;
     156             :     }
     157         173 : }
     158             : 
     159             : } // namespace oox
     160             : 
     161             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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