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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 .
*/
#ifndef INCLUDED_PACKAGE_INC_BYTECHUCKER_HXX
#define INCLUDED_PACKAGE_INC_BYTECHUCKER_HXX
#include <com/sun/star/uno/Sequence.h>
#include <com/sun/star/uno/Reference.h>
namespace com::sun::star {
namespace io { class XSeekable; class XOutputStream; }
}
class ByteChucker final
{
css::uno::Reference < css::io::XOutputStream > xStream;
css::uno::Reference < css::io::XSeekable > xSeek;
css::uno::Sequence < sal_Int8 > a2Sequence, a4Sequence, a8Sequence;
sal_Int8 * const p2Sequence, * const p4Sequence, * const p8Sequence;
public:
ByteChucker (css::uno::Reference<css::io::XOutputStream> const & xOstream);
~ByteChucker();
/// @throws css::io::NotConnectedException
/// @throws css::io::BufferSizeExceededException
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
void WriteBytes( const css::uno::Sequence< sal_Int8 >& aData );
/// @throws css::io::IOException
/// @throws css::uno::RuntimeException
sal_Int64 GetPosition();
void WriteInt16(sal_Int16 nInt16)
{
p2Sequence[0] = static_cast< sal_Int8 >((nInt16 >> 0 ) & 0xFF);
p2Sequence[1] = static_cast< sal_Int8 >((nInt16 >> 8 ) & 0xFF);
WriteBytes( a2Sequence );
}
void WriteInt32(sal_Int32 nInt32)
{
p4Sequence[0] = static_cast< sal_Int8 >((nInt32 >> 0 ) & 0xFF);
p4Sequence[1] = static_cast< sal_Int8 >((nInt32 >> 8 ) & 0xFF);
p4Sequence[2] = static_cast< sal_Int8 >((nInt32 >> 16 ) & 0xFF);
p4Sequence[3] = static_cast< sal_Int8 >((nInt32 >> 24 ) & 0xFF);
WriteBytes( a4Sequence );
}
void WriteUInt32(sal_uInt32 nuInt32)
{
p4Sequence[0] = static_cast < sal_Int8 > ((nuInt32 >> 0 ) & 0xFF);
p4Sequence[1] = static_cast < sal_Int8 > ((nuInt32 >> 8 ) & 0xFF);
p4Sequence[2] = static_cast < sal_Int8 > ((nuInt32 >> 16 ) & 0xFF);
p4Sequence[3] = static_cast < sal_Int8 > ((nuInt32 >> 24 ) & 0xFF);
WriteBytes( a4Sequence );
}
void WriteUInt64(sal_uInt64 nuInt64)
{
p8Sequence[0] = static_cast<sal_Int8>((nuInt64 >> 0) & 0xFF);
p8Sequence[1] = static_cast<sal_Int8>((nuInt64 >> 8) & 0xFF);
p8Sequence[2] = static_cast<sal_Int8>((nuInt64 >> 16) & 0xFF);
p8Sequence[3] = static_cast<sal_Int8>((nuInt64 >> 24) & 0xFF);
p8Sequence[4] = static_cast<sal_Int8>((nuInt64 >> 32) & 0xFF);
p8Sequence[5] = static_cast<sal_Int8>((nuInt64 >> 40) & 0xFF);
p8Sequence[6] = static_cast<sal_Int8>((nuInt64 >> 48) & 0xFF);
p8Sequence[7] = static_cast<sal_Int8>((nuInt64 >> 56) & 0xFF);
WriteBytes( a8Sequence );
}
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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