1*cdf0e10cSrcweir /************************************************************************* 2*cdf0e10cSrcweir * 3*cdf0e10cSrcweir * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4*cdf0e10cSrcweir * 5*cdf0e10cSrcweir * Copyright 2000, 2010 Oracle and/or its affiliates. 6*cdf0e10cSrcweir * 7*cdf0e10cSrcweir * OpenOffice.org - a multi-platform office productivity suite 8*cdf0e10cSrcweir * 9*cdf0e10cSrcweir * This file is part of OpenOffice.org. 10*cdf0e10cSrcweir * 11*cdf0e10cSrcweir * OpenOffice.org is free software: you can redistribute it and/or modify 12*cdf0e10cSrcweir * it under the terms of the GNU Lesser General Public License version 3 13*cdf0e10cSrcweir * only, as published by the Free Software Foundation. 14*cdf0e10cSrcweir * 15*cdf0e10cSrcweir * OpenOffice.org is distributed in the hope that it will be useful, 16*cdf0e10cSrcweir * but WITHOUT ANY WARRANTY; without even the implied warranty of 17*cdf0e10cSrcweir * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18*cdf0e10cSrcweir * GNU Lesser General Public License version 3 for more details 19*cdf0e10cSrcweir * (a copy is included in the LICENSE file that accompanied this code). 20*cdf0e10cSrcweir * 21*cdf0e10cSrcweir * You should have received a copy of the GNU Lesser General Public License 22*cdf0e10cSrcweir * version 3 along with OpenOffice.org. If not, see 23*cdf0e10cSrcweir * <http://www.openoffice.org/license.html> 24*cdf0e10cSrcweir * for a copy of the LGPLv3 License. 25*cdf0e10cSrcweir * 26*cdf0e10cSrcweir ************************************************************************/ 27*cdf0e10cSrcweir 28*cdf0e10cSrcweir #include "oox/ole/axbinaryreader.hxx" 29*cdf0e10cSrcweir 30*cdf0e10cSrcweir #include "oox/ole/olehelper.hxx" 31*cdf0e10cSrcweir 32*cdf0e10cSrcweir namespace oox { 33*cdf0e10cSrcweir namespace ole { 34*cdf0e10cSrcweir 35*cdf0e10cSrcweir // ============================================================================ 36*cdf0e10cSrcweir 37*cdf0e10cSrcweir using ::rtl::OUString; 38*cdf0e10cSrcweir 39*cdf0e10cSrcweir // ============================================================================ 40*cdf0e10cSrcweir 41*cdf0e10cSrcweir namespace { 42*cdf0e10cSrcweir 43*cdf0e10cSrcweir const sal_uInt32 AX_STRING_SIZEMASK = 0x7FFFFFFF; 44*cdf0e10cSrcweir const sal_uInt32 AX_STRING_COMPRESSED = 0x80000000; 45*cdf0e10cSrcweir 46*cdf0e10cSrcweir } // namespace 47*cdf0e10cSrcweir 48*cdf0e10cSrcweir // ============================================================================ 49*cdf0e10cSrcweir 50*cdf0e10cSrcweir AxAlignedInputStream::AxAlignedInputStream( BinaryInputStream& rInStrm ) : 51*cdf0e10cSrcweir BinaryStreamBase( false ), 52*cdf0e10cSrcweir mpInStrm( &rInStrm ), 53*cdf0e10cSrcweir mnStrmPos( 0 ), 54*cdf0e10cSrcweir mnStrmSize( rInStrm.getRemaining() ) 55*cdf0e10cSrcweir { 56*cdf0e10cSrcweir mbEof = mbEof || rInStrm.isEof(); 57*cdf0e10cSrcweir } 58*cdf0e10cSrcweir 59*cdf0e10cSrcweir sal_Int64 AxAlignedInputStream::size() const 60*cdf0e10cSrcweir { 61*cdf0e10cSrcweir return mpInStrm ? mnStrmSize : -1; 62*cdf0e10cSrcweir } 63*cdf0e10cSrcweir 64*cdf0e10cSrcweir sal_Int64 AxAlignedInputStream::tell() const 65*cdf0e10cSrcweir { 66*cdf0e10cSrcweir return mpInStrm ? mnStrmPos : -1; 67*cdf0e10cSrcweir } 68*cdf0e10cSrcweir 69*cdf0e10cSrcweir void AxAlignedInputStream::seek( sal_Int64 nPos ) 70*cdf0e10cSrcweir { 71*cdf0e10cSrcweir mbEof = mbEof || (nPos < mnStrmPos); 72*cdf0e10cSrcweir if( !mbEof ) 73*cdf0e10cSrcweir skip( static_cast< sal_Int32 >( nPos - mnStrmPos ) ); 74*cdf0e10cSrcweir } 75*cdf0e10cSrcweir 76*cdf0e10cSrcweir void AxAlignedInputStream::close() 77*cdf0e10cSrcweir { 78*cdf0e10cSrcweir mpInStrm = 0; 79*cdf0e10cSrcweir mbEof = true; 80*cdf0e10cSrcweir } 81*cdf0e10cSrcweir 82*cdf0e10cSrcweir sal_Int32 AxAlignedInputStream::readData( StreamDataSequence& orData, sal_Int32 nBytes, size_t nAtomSize ) 83*cdf0e10cSrcweir { 84*cdf0e10cSrcweir sal_Int32 nReadSize = 0; 85*cdf0e10cSrcweir if( !mbEof ) 86*cdf0e10cSrcweir { 87*cdf0e10cSrcweir nReadSize = mpInStrm->readData( orData, nBytes, nAtomSize ); 88*cdf0e10cSrcweir mnStrmPos += nReadSize; 89*cdf0e10cSrcweir mbEof = mpInStrm->isEof(); 90*cdf0e10cSrcweir } 91*cdf0e10cSrcweir return nReadSize; 92*cdf0e10cSrcweir } 93*cdf0e10cSrcweir 94*cdf0e10cSrcweir sal_Int32 AxAlignedInputStream::readMemory( void* opMem, sal_Int32 nBytes, size_t nAtomSize ) 95*cdf0e10cSrcweir { 96*cdf0e10cSrcweir sal_Int32 nReadSize = 0; 97*cdf0e10cSrcweir if( !mbEof ) 98*cdf0e10cSrcweir { 99*cdf0e10cSrcweir nReadSize = mpInStrm->readMemory( opMem, nBytes, nAtomSize ); 100*cdf0e10cSrcweir mnStrmPos += nReadSize; 101*cdf0e10cSrcweir mbEof = mpInStrm->isEof(); 102*cdf0e10cSrcweir } 103*cdf0e10cSrcweir return nReadSize; 104*cdf0e10cSrcweir } 105*cdf0e10cSrcweir 106*cdf0e10cSrcweir void AxAlignedInputStream::skip( sal_Int32 nBytes, size_t nAtomSize ) 107*cdf0e10cSrcweir { 108*cdf0e10cSrcweir if( !mbEof ) 109*cdf0e10cSrcweir { 110*cdf0e10cSrcweir mpInStrm->skip( nBytes, nAtomSize ); 111*cdf0e10cSrcweir mnStrmPos += nBytes; 112*cdf0e10cSrcweir mbEof = mpInStrm->isEof(); 113*cdf0e10cSrcweir } 114*cdf0e10cSrcweir } 115*cdf0e10cSrcweir 116*cdf0e10cSrcweir void AxAlignedInputStream::align( size_t nSize ) 117*cdf0e10cSrcweir { 118*cdf0e10cSrcweir skip( static_cast< sal_Int32 >( (nSize - (mnStrmPos % nSize)) % nSize ) ); 119*cdf0e10cSrcweir } 120*cdf0e10cSrcweir 121*cdf0e10cSrcweir // ============================================================================ 122*cdf0e10cSrcweir 123*cdf0e10cSrcweir AxFontData::AxFontData() : 124*cdf0e10cSrcweir mnFontEffects( 0 ), 125*cdf0e10cSrcweir mnFontHeight( 160 ), 126*cdf0e10cSrcweir mnFontCharSet( WINDOWS_CHARSET_DEFAULT ), 127*cdf0e10cSrcweir mnHorAlign( AX_FONTDATA_LEFT ), 128*cdf0e10cSrcweir mbDblUnderline( false ) 129*cdf0e10cSrcweir { 130*cdf0e10cSrcweir } 131*cdf0e10cSrcweir 132*cdf0e10cSrcweir sal_Int16 AxFontData::getHeightPoints() const 133*cdf0e10cSrcweir { 134*cdf0e10cSrcweir /* MSO uses weird font sizes: 135*cdf0e10cSrcweir 1pt->30, 2pt->45, 3pt->60, 4pt->75, 5pt->105, 6pt->120, 7pt->135, 136*cdf0e10cSrcweir 8pt->165, 9pt->180, 10pt->195, 11pt->225, ... */ 137*cdf0e10cSrcweir return getLimitedValue< sal_Int16, sal_Int32 >( (mnFontHeight + 10) / 20, 1, SAL_MAX_INT16 ); 138*cdf0e10cSrcweir } 139*cdf0e10cSrcweir 140*cdf0e10cSrcweir void AxFontData::setHeightPoints( sal_Int16 nPoints ) 141*cdf0e10cSrcweir { 142*cdf0e10cSrcweir mnFontHeight = getLimitedValue< sal_Int32, sal_Int32 >( ((nPoints * 4 + 1) / 3) * 15, 30, 4294967 ); 143*cdf0e10cSrcweir } 144*cdf0e10cSrcweir 145*cdf0e10cSrcweir bool AxFontData::importBinaryModel( BinaryInputStream& rInStrm ) 146*cdf0e10cSrcweir { 147*cdf0e10cSrcweir AxBinaryPropertyReader aReader( rInStrm ); 148*cdf0e10cSrcweir aReader.readStringProperty( maFontName ); 149*cdf0e10cSrcweir aReader.readIntProperty< sal_uInt32 >( mnFontEffects ); 150*cdf0e10cSrcweir aReader.readIntProperty< sal_Int32 >( mnFontHeight ); 151*cdf0e10cSrcweir aReader.skipIntProperty< sal_Int32 >(); // font offset 152*cdf0e10cSrcweir aReader.readIntProperty< sal_uInt8 >( mnFontCharSet ); 153*cdf0e10cSrcweir aReader.skipIntProperty< sal_uInt8 >(); // font pitch/family 154*cdf0e10cSrcweir aReader.readIntProperty< sal_uInt8 >( mnHorAlign ); 155*cdf0e10cSrcweir aReader.skipIntProperty< sal_uInt16 >(); // font weight 156*cdf0e10cSrcweir mbDblUnderline = false; 157*cdf0e10cSrcweir return aReader.finalizeImport(); 158*cdf0e10cSrcweir } 159*cdf0e10cSrcweir 160*cdf0e10cSrcweir bool AxFontData::importStdFont( BinaryInputStream& rInStrm ) 161*cdf0e10cSrcweir { 162*cdf0e10cSrcweir StdFontInfo aFontInfo; 163*cdf0e10cSrcweir if( OleHelper::importStdFont( aFontInfo, rInStrm, false ) ) 164*cdf0e10cSrcweir { 165*cdf0e10cSrcweir maFontName = aFontInfo.maName; 166*cdf0e10cSrcweir mnFontEffects = 0; 167*cdf0e10cSrcweir setFlag( mnFontEffects, AX_FONTDATA_BOLD, aFontInfo.mnWeight >= OLE_STDFONT_BOLD ); 168*cdf0e10cSrcweir setFlag( mnFontEffects, AX_FONTDATA_ITALIC, getFlag( aFontInfo.mnFlags, OLE_STDFONT_ITALIC ) ); 169*cdf0e10cSrcweir setFlag( mnFontEffects, AX_FONTDATA_UNDERLINE, getFlag( aFontInfo.mnFlags, OLE_STDFONT_UNDERLINE ) ); 170*cdf0e10cSrcweir setFlag( mnFontEffects, AX_FONTDATA_STRIKEOUT, getFlag( aFontInfo.mnFlags,OLE_STDFONT_STRIKE ) ); 171*cdf0e10cSrcweir mbDblUnderline = false; 172*cdf0e10cSrcweir // StdFont stores font height in 1/10,000 of points 173*cdf0e10cSrcweir setHeightPoints( getLimitedValue< sal_Int16, sal_Int32 >( aFontInfo.mnHeight / 10000, 0, SAL_MAX_INT16 ) ); 174*cdf0e10cSrcweir mnFontCharSet = aFontInfo.mnCharSet; 175*cdf0e10cSrcweir mnHorAlign = AX_FONTDATA_LEFT; 176*cdf0e10cSrcweir return true; 177*cdf0e10cSrcweir } 178*cdf0e10cSrcweir return false; 179*cdf0e10cSrcweir } 180*cdf0e10cSrcweir 181*cdf0e10cSrcweir bool AxFontData::importGuidAndFont( BinaryInputStream& rInStrm ) 182*cdf0e10cSrcweir { 183*cdf0e10cSrcweir OUString aGuid = OleHelper::importGuid( rInStrm ); 184*cdf0e10cSrcweir if( aGuid.equalsAscii( AX_GUID_CFONT ) ) 185*cdf0e10cSrcweir return importBinaryModel( rInStrm ); 186*cdf0e10cSrcweir if( aGuid.equalsAscii( OLE_GUID_STDFONT ) ) 187*cdf0e10cSrcweir return importStdFont( rInStrm ); 188*cdf0e10cSrcweir return false; 189*cdf0e10cSrcweir } 190*cdf0e10cSrcweir 191*cdf0e10cSrcweir // ============================================================================ 192*cdf0e10cSrcweir 193*cdf0e10cSrcweir namespace { 194*cdf0e10cSrcweir 195*cdf0e10cSrcweir bool lclReadString( AxAlignedInputStream& rInStrm, OUString& rValue, sal_uInt32 nSize, bool bArrayString ) 196*cdf0e10cSrcweir { 197*cdf0e10cSrcweir bool bCompressed = getFlag( nSize, AX_STRING_COMPRESSED ); 198*cdf0e10cSrcweir sal_uInt32 nBufSize = nSize & AX_STRING_SIZEMASK; 199*cdf0e10cSrcweir // Unicode: simple strings store byte count, array strings store char count 200*cdf0e10cSrcweir sal_Int32 nChars = static_cast< sal_Int32 >( nBufSize / ((bCompressed || bArrayString) ? 1 : 2) ); 201*cdf0e10cSrcweir bool bValidChars = nChars <= 65536; 202*cdf0e10cSrcweir OSL_ENSURE( bValidChars, "lclReadString - string too long" ); 203*cdf0e10cSrcweir sal_Int64 nEndPos = rInStrm.tell() + nChars * (bCompressed ? 1 : 2); 204*cdf0e10cSrcweir nChars = ::std::min< sal_Int32 >( nChars, 65536 ); 205*cdf0e10cSrcweir rValue = rInStrm.readCompressedUnicodeArray( nChars, bCompressed ); 206*cdf0e10cSrcweir rInStrm.seek( nEndPos ); 207*cdf0e10cSrcweir return bValidChars; 208*cdf0e10cSrcweir } 209*cdf0e10cSrcweir 210*cdf0e10cSrcweir } // namespace 211*cdf0e10cSrcweir 212*cdf0e10cSrcweir // ---------------------------------------------------------------------------- 213*cdf0e10cSrcweir 214*cdf0e10cSrcweir AxBinaryPropertyReader::ComplexProperty::~ComplexProperty() 215*cdf0e10cSrcweir { 216*cdf0e10cSrcweir } 217*cdf0e10cSrcweir 218*cdf0e10cSrcweir bool AxBinaryPropertyReader::PairProperty::readProperty( AxAlignedInputStream& rInStrm ) 219*cdf0e10cSrcweir { 220*cdf0e10cSrcweir rInStrm >> mrPairData.first >> mrPairData.second; 221*cdf0e10cSrcweir return true; 222*cdf0e10cSrcweir } 223*cdf0e10cSrcweir 224*cdf0e10cSrcweir bool AxBinaryPropertyReader::StringProperty::readProperty( AxAlignedInputStream& rInStrm ) 225*cdf0e10cSrcweir { 226*cdf0e10cSrcweir return lclReadString( rInStrm, mrValue, mnSize, false ); 227*cdf0e10cSrcweir } 228*cdf0e10cSrcweir 229*cdf0e10cSrcweir bool AxBinaryPropertyReader::StringArrayProperty::readProperty( AxAlignedInputStream& rInStrm ) 230*cdf0e10cSrcweir { 231*cdf0e10cSrcweir sal_Int64 nEndPos = rInStrm.tell() + mnSize; 232*cdf0e10cSrcweir while( rInStrm.tell() < nEndPos ) 233*cdf0e10cSrcweir { 234*cdf0e10cSrcweir OUString aString; 235*cdf0e10cSrcweir if( !lclReadString( rInStrm, aString, rInStrm.readuInt32(), true ) ) 236*cdf0e10cSrcweir return false; 237*cdf0e10cSrcweir mrArray.push_back( aString ); 238*cdf0e10cSrcweir // every array string is aligned on 4 byte boundries 239*cdf0e10cSrcweir rInStrm.align( 4 ); 240*cdf0e10cSrcweir } 241*cdf0e10cSrcweir return true; 242*cdf0e10cSrcweir } 243*cdf0e10cSrcweir 244*cdf0e10cSrcweir bool AxBinaryPropertyReader::GuidProperty::readProperty( AxAlignedInputStream& rInStrm ) 245*cdf0e10cSrcweir { 246*cdf0e10cSrcweir mrGuid = OleHelper::importGuid( rInStrm ); 247*cdf0e10cSrcweir return true; 248*cdf0e10cSrcweir } 249*cdf0e10cSrcweir 250*cdf0e10cSrcweir bool AxBinaryPropertyReader::FontProperty::readProperty( AxAlignedInputStream& rInStrm ) 251*cdf0e10cSrcweir { 252*cdf0e10cSrcweir return mrFontData.importGuidAndFont( rInStrm ); 253*cdf0e10cSrcweir } 254*cdf0e10cSrcweir 255*cdf0e10cSrcweir bool AxBinaryPropertyReader::PictureProperty::readProperty( AxAlignedInputStream& rInStrm ) 256*cdf0e10cSrcweir { 257*cdf0e10cSrcweir return OleHelper::importStdPic( mrPicData, rInStrm, true ); 258*cdf0e10cSrcweir } 259*cdf0e10cSrcweir 260*cdf0e10cSrcweir // ---------------------------------------------------------------------------- 261*cdf0e10cSrcweir 262*cdf0e10cSrcweir AxBinaryPropertyReader::AxBinaryPropertyReader( BinaryInputStream& rInStrm, bool b64BitPropFlags ) : 263*cdf0e10cSrcweir maInStrm( rInStrm ), 264*cdf0e10cSrcweir mbValid( true ) 265*cdf0e10cSrcweir { 266*cdf0e10cSrcweir // version and size of property block 267*cdf0e10cSrcweir maInStrm.skip( 2 ); 268*cdf0e10cSrcweir sal_uInt16 nBlockSize = maInStrm.readValue< sal_uInt16 >(); 269*cdf0e10cSrcweir mnPropsEnd = maInStrm.tell() + nBlockSize; 270*cdf0e10cSrcweir // flagfield containing existing properties 271*cdf0e10cSrcweir if( b64BitPropFlags ) 272*cdf0e10cSrcweir maInStrm >> mnPropFlags; 273*cdf0e10cSrcweir else 274*cdf0e10cSrcweir mnPropFlags = maInStrm.readuInt32(); 275*cdf0e10cSrcweir mnNextProp = 1; 276*cdf0e10cSrcweir } 277*cdf0e10cSrcweir 278*cdf0e10cSrcweir void AxBinaryPropertyReader::readBoolProperty( bool& orbValue, bool bReverse ) 279*cdf0e10cSrcweir { 280*cdf0e10cSrcweir // there is no data, the boolean value is equivalent to the property flag itself 281*cdf0e10cSrcweir orbValue = startNextProperty() != bReverse; 282*cdf0e10cSrcweir } 283*cdf0e10cSrcweir 284*cdf0e10cSrcweir void AxBinaryPropertyReader::readPairProperty( AxPairData& orPairData ) 285*cdf0e10cSrcweir { 286*cdf0e10cSrcweir if( startNextProperty() ) 287*cdf0e10cSrcweir maLargeProps.push_back( ComplexPropVector::value_type( new PairProperty( orPairData ) ) ); 288*cdf0e10cSrcweir } 289*cdf0e10cSrcweir 290*cdf0e10cSrcweir void AxBinaryPropertyReader::readStringProperty( OUString& orValue ) 291*cdf0e10cSrcweir { 292*cdf0e10cSrcweir if( startNextProperty() ) 293*cdf0e10cSrcweir { 294*cdf0e10cSrcweir sal_uInt32 nSize = maInStrm.readAligned< sal_uInt32 >(); 295*cdf0e10cSrcweir maLargeProps.push_back( ComplexPropVector::value_type( new StringProperty( orValue, nSize ) ) ); 296*cdf0e10cSrcweir } 297*cdf0e10cSrcweir } 298*cdf0e10cSrcweir 299*cdf0e10cSrcweir void AxBinaryPropertyReader::readStringArrayProperty( AxStringArray& orArray ) 300*cdf0e10cSrcweir { 301*cdf0e10cSrcweir if( startNextProperty() ) 302*cdf0e10cSrcweir { 303*cdf0e10cSrcweir sal_uInt32 nSize = maInStrm.readAligned< sal_uInt32 >(); 304*cdf0e10cSrcweir maLargeProps.push_back( ComplexPropVector::value_type( new StringArrayProperty( orArray, nSize ) ) ); 305*cdf0e10cSrcweir } 306*cdf0e10cSrcweir } 307*cdf0e10cSrcweir 308*cdf0e10cSrcweir void AxBinaryPropertyReader::readGuidProperty( ::rtl::OUString& orGuid ) 309*cdf0e10cSrcweir { 310*cdf0e10cSrcweir if( startNextProperty() ) 311*cdf0e10cSrcweir maLargeProps.push_back( ComplexPropVector::value_type( new GuidProperty( orGuid ) ) ); 312*cdf0e10cSrcweir } 313*cdf0e10cSrcweir 314*cdf0e10cSrcweir void AxBinaryPropertyReader::readFontProperty( AxFontData& orFontData ) 315*cdf0e10cSrcweir { 316*cdf0e10cSrcweir if( startNextProperty() ) 317*cdf0e10cSrcweir { 318*cdf0e10cSrcweir sal_Int16 nData = maInStrm.readAligned< sal_Int16 >(); 319*cdf0e10cSrcweir if( ensureValid( nData == -1 ) ) 320*cdf0e10cSrcweir maStreamProps.push_back( ComplexPropVector::value_type( new FontProperty( orFontData ) ) ); 321*cdf0e10cSrcweir } 322*cdf0e10cSrcweir } 323*cdf0e10cSrcweir 324*cdf0e10cSrcweir void AxBinaryPropertyReader::readPictureProperty( StreamDataSequence& orPicData ) 325*cdf0e10cSrcweir { 326*cdf0e10cSrcweir if( startNextProperty() ) 327*cdf0e10cSrcweir { 328*cdf0e10cSrcweir sal_Int16 nData = maInStrm.readAligned< sal_Int16 >(); 329*cdf0e10cSrcweir if( ensureValid( nData == -1 ) ) 330*cdf0e10cSrcweir maStreamProps.push_back( ComplexPropVector::value_type( new PictureProperty( orPicData ) ) ); 331*cdf0e10cSrcweir } 332*cdf0e10cSrcweir } 333*cdf0e10cSrcweir 334*cdf0e10cSrcweir bool AxBinaryPropertyReader::finalizeImport() 335*cdf0e10cSrcweir { 336*cdf0e10cSrcweir // read large properties 337*cdf0e10cSrcweir maInStrm.align( 4 ); 338*cdf0e10cSrcweir if( ensureValid( mnPropFlags == 0 ) && !maLargeProps.empty() ) 339*cdf0e10cSrcweir { 340*cdf0e10cSrcweir for( ComplexPropVector::iterator aIt = maLargeProps.begin(), aEnd = maLargeProps.end(); ensureValid() && (aIt != aEnd); ++aIt ) 341*cdf0e10cSrcweir { 342*cdf0e10cSrcweir ensureValid( (*aIt)->readProperty( maInStrm ) ); 343*cdf0e10cSrcweir maInStrm.align( 4 ); 344*cdf0e10cSrcweir } 345*cdf0e10cSrcweir } 346*cdf0e10cSrcweir maInStrm.seek( mnPropsEnd ); 347*cdf0e10cSrcweir 348*cdf0e10cSrcweir // read stream properties (no stream alignment between properties!) 349*cdf0e10cSrcweir if( ensureValid() && !maStreamProps.empty() ) 350*cdf0e10cSrcweir for( ComplexPropVector::iterator aIt = maStreamProps.begin(), aEnd = maStreamProps.end(); ensureValid() && (aIt != aEnd); ++aIt ) 351*cdf0e10cSrcweir ensureValid( (*aIt)->readProperty( maInStrm ) ); 352*cdf0e10cSrcweir 353*cdf0e10cSrcweir return mbValid; 354*cdf0e10cSrcweir } 355*cdf0e10cSrcweir 356*cdf0e10cSrcweir bool AxBinaryPropertyReader::ensureValid( bool bCondition ) 357*cdf0e10cSrcweir { 358*cdf0e10cSrcweir mbValid = mbValid && bCondition && !maInStrm.isEof(); 359*cdf0e10cSrcweir return mbValid; 360*cdf0e10cSrcweir } 361*cdf0e10cSrcweir 362*cdf0e10cSrcweir bool AxBinaryPropertyReader::startNextProperty() 363*cdf0e10cSrcweir { 364*cdf0e10cSrcweir bool bHasProp = getFlag( mnPropFlags, mnNextProp ); 365*cdf0e10cSrcweir setFlag( mnPropFlags, mnNextProp, false ); 366*cdf0e10cSrcweir mnNextProp <<= 1; 367*cdf0e10cSrcweir return ensureValid() && bHasProp; 368*cdf0e10cSrcweir } 369*cdf0e10cSrcweir 370*cdf0e10cSrcweir // ============================================================================ 371*cdf0e10cSrcweir 372*cdf0e10cSrcweir } // namespace ole 373*cdf0e10cSrcweir } // namespace oox 374