oox/source/helper/recordinputstream.cxx

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  30
  31 #include "oox/helper/recordinputstream.hxx"
  32 #include <vector>
  33 #include <string.h>
  34
  35 using ::rtl::OUString;
  36
  37 namespace oox {
  38
  39 // ============================================================================
  40
  41 RecordInputStream::RecordInputStream( const StreamDataSequence& rData ) :
  42     SequenceInputStream( rData )
  43 {
  44 }
  45
  46 OUString RecordInputStream::readString( bool b32BitLen )
  47 {
  48     OUString aString;
  49     if( !isEof() )
  50     {
  51         sal_Int32 nCharCount = b32BitLen ? readValue< sal_Int32 >() : readValue< sal_Int16 >();
  52         // string length -1 is often used to indicate a missing string
  53         OSL_ENSURE( !isEof() && (nCharCount >= -1), "RecordInputStream::readString - invalid string length" );
  54         if( !isEof() && (nCharCount > 0) )
  55         {
  56             ::std::vector< sal_Unicode > aBuffer;
  57             aBuffer.reserve( getLimitedValue< size_t, sal_Int32 >( nCharCount + 1, 0, 0xFFFF ) );
  58             for( sal_Int32 nCharIdx = 0; !isEof() && (nCharIdx < nCharCount); ++nCharIdx )
  59             {
  60                 sal_uInt16 nChar;
  61                 readValue( nChar );
  62                 aBuffer.push_back( static_cast< sal_Unicode >( nChar ) );
  63             }
  64             aBuffer.push_back( 0 );
  65             aString = OUString( &aBuffer.front() );
  66         }
  67     }
  68     return aString;
  69 }
  70
  71 // ============================================================================
  72
  73 } // namespace oox
  74