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       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             : #ifndef INCLUDED_PACKAGE_INC_BYTECHUCKER_HXX
      20             : #define INCLUDED_PACKAGE_INC_BYTECHUCKER_HXX
      21             : 
      22             : #include <com/sun/star/uno/Sequence.h>
      23             : #include <com/sun/star/uno/Reference.h>
      24             : #include <com/sun/star/io/BufferSizeExceededException.hpp>
      25             : #include <com/sun/star/io/IOException.hpp>
      26             : #include <com/sun/star/io/NotConnectedException.hpp>
      27             : #include <com/sun/star/uno/RuntimeException.hpp>
      28             : #include <com/sun/star/lang/IllegalArgumentException.hpp>
      29             : 
      30             : namespace com { namespace sun { namespace star {
      31             :     namespace io { class XSeekable; class XOutputStream; }
      32             : } } }
      33             : class ByteChucker
      34             : {
      35             : protected:
      36             :     com::sun::star::uno::Reference < com::sun::star::io::XOutputStream > xStream;
      37             :     com::sun::star::uno::Reference < com::sun::star::io::XSeekable > xSeek;
      38             :     com::sun::star::uno::Sequence < sal_Int8 > a1Sequence, a2Sequence, a4Sequence;
      39             :     sal_Int8 * const p1Sequence, * const p2Sequence, * const p4Sequence;
      40             : 
      41             : public:
      42             :     ByteChucker (com::sun::star::uno::Reference<com::sun::star::io::XOutputStream> xOstream);
      43             :     ~ByteChucker();
      44             : 
      45             :     void WriteBytes( const ::com::sun::star::uno::Sequence< sal_Int8 >& aData )
      46             :         throw(::com::sun::star::io::NotConnectedException, ::com::sun::star::io::BufferSizeExceededException, ::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
      47             : 
      48             :     sal_Int64 GetPosition()
      49             :         throw(::com::sun::star::io::IOException, ::com::sun::star::uno::RuntimeException);
      50             : 
      51      173826 :     void WriteInt16(sal_Int16 nInt16)
      52             :     {
      53      173826 :         p2Sequence[0] = static_cast< sal_Int8 >((nInt16 >>  0 ) & 0xFF);
      54      173826 :         p2Sequence[1] = static_cast< sal_Int8 >((nInt16 >>  8 ) & 0xFF);
      55      173826 :         WriteBytes( a2Sequence );
      56      173826 :     }
      57             : 
      58       80057 :     void WriteInt32(sal_Int32 nInt32)
      59             :     {
      60       80057 :         p4Sequence[0] = static_cast< sal_Int8 >((nInt32 >>  0 ) & 0xFF);
      61       80057 :         p4Sequence[1] = static_cast< sal_Int8 >((nInt32 >>  8 ) & 0xFF);
      62       80057 :         p4Sequence[2] = static_cast< sal_Int8 >((nInt32 >> 16 ) & 0xFF);
      63       80057 :         p4Sequence[3] = static_cast< sal_Int8 >((nInt32 >> 24 ) & 0xFF);
      64       80057 :         WriteBytes( a4Sequence );
      65       80057 :     }
      66             : 
      67             :     void WriteUInt16(sal_uInt16 nuInt16)
      68             :     {
      69             :         p2Sequence[0] = static_cast< sal_Int8 >((nuInt16 >>  0 ) & 0xFF);
      70             :         p2Sequence[1] = static_cast< sal_Int8 >((nuInt16 >>  8 ) & 0xFF);
      71             :         WriteBytes( a2Sequence );
      72             :     }
      73             : 
      74      110735 :     void WriteUInt32(sal_uInt32 nuInt32)
      75             :     {
      76      110735 :         p4Sequence[0] = static_cast < sal_Int8 > ((nuInt32 >>  0 ) & 0xFF);
      77      110735 :         p4Sequence[1] = static_cast < sal_Int8 > ((nuInt32 >>  8 ) & 0xFF);
      78      110735 :         p4Sequence[2] = static_cast < sal_Int8 > ((nuInt32 >> 16 ) & 0xFF);
      79      110735 :         p4Sequence[3] = static_cast < sal_Int8 > ((nuInt32 >> 24 ) & 0xFF);
      80      110735 :         WriteBytes( a4Sequence );
      81      110735 :     }
      82             : };
      83             : 
      84             : #endif
      85             : 
      86             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */