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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 .
*/
#include <string.h>
#include <cppuhelper/implbase.hxx>
#include <xmlscript/xml_helper.hxx>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
using namespace osl;
using namespace com::sun::star;
using namespace com::sun::star::uno;
namespace xmlscript
{
namespace {
class BSeqInputStream
: public ::cppu::WeakImplHelper< io::XInputStream >
{
std::vector<sal_Int8> _seq;
sal_Int32 _nPos;
public:
explicit BSeqInputStream( std::vector<sal_Int8> const & rSeq )
: _seq( rSeq )
, _nPos( 0 )
{}
// XInputStream
virtual sal_Int32 SAL_CALL readBytes(
Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead ) override;
virtual sal_Int32 SAL_CALL readSomeBytes(
Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead ) override;
virtual void SAL_CALL skipBytes(
sal_Int32 nBytesToSkip ) override;
virtual sal_Int32 SAL_CALL available() override;
virtual void SAL_CALL closeInput() override;
};
}
sal_Int32 BSeqInputStream::readBytes(
Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
{
nBytesToRead = ((nBytesToRead > static_cast<sal_Int32>(_seq.size()) - _nPos)
? _seq.size() - _nPos
: nBytesToRead);
if (rData.getLength() != nBytesToRead)
rData.realloc( nBytesToRead );
if (nBytesToRead != 0) {
memcpy(rData.getArray(), &_seq[_nPos], nBytesToRead);
}
_nPos += nBytesToRead;
return nBytesToRead;
}
sal_Int32 BSeqInputStream::readSomeBytes(
Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
{
return readBytes( rData, nMaxBytesToRead );
}
void BSeqInputStream::skipBytes(
sal_Int32 /*nBytesToSkip*/ )
{
}
sal_Int32 BSeqInputStream::available()
{
return _seq.size() - _nPos;
}
void BSeqInputStream::closeInput()
{
}
namespace {
class BSeqOutputStream
: public ::cppu::WeakImplHelper< io::XOutputStream >
{
std::vector<sal_Int8> * _seq;
public:
explicit BSeqOutputStream( std::vector<sal_Int8> * seq )
: _seq( seq )
{}
// XOutputStream
virtual void SAL_CALL writeBytes(
Sequence< sal_Int8 > const & rData ) override;
virtual void SAL_CALL flush() override;
virtual void SAL_CALL closeOutput() override;
};
}
void BSeqOutputStream::writeBytes( Sequence< sal_Int8 > const & rData )
{
sal_Int32 nPos = _seq->size();
_seq->resize( nPos + rData.getLength() );
if (rData.getLength() != 0) {
memcpy( _seq->data() + nPos,
rData.getConstArray(),
rData.getLength() );
}
}
void BSeqOutputStream::flush()
{
}
void BSeqOutputStream::closeOutput()
{
}
Reference< io::XInputStream > createInputStream( std::vector<sal_Int8> const & rInData )
{
return new BSeqInputStream( rInData );
}
Reference< io::XInputStream > createInputStream( const sal_Int8* pData, int len )
{
std::vector<sal_Int8> rInData(len);
if (len != 0) {
memcpy( rInData.data(), pData, len);
}
return new BSeqInputStream( rInData );
}
Reference< io::XOutputStream > createOutputStream( std::vector<sal_Int8> * pOutData )
{
return new BSeqOutputStream( pOutData );
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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