151 lines
5.3 KiB
C++
151 lines
5.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <string.h>
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#include <cppuhelper/implbase1.hxx>
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#include <xmlscript/xml_helper.hxx>
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using namespace osl;
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using namespace com::sun::star;
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using namespace com::sun::star::uno;
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using ::rtl::ByteSequence;
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namespace xmlscript
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{
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class BSeqInputStream
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: public ::cppu::WeakImplHelper1< io::XInputStream >
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{
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ByteSequence _seq;
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sal_Int32 _nPos;
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public:
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inline BSeqInputStream( ByteSequence const & rSeq )
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: _seq( rSeq )
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, _nPos( 0 )
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{}
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// XInputStream
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virtual sal_Int32 SAL_CALL readBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual sal_Int32 SAL_CALL readSomeBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual void SAL_CALL skipBytes(
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sal_Int32 nBytesToSkip )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual sal_Int32 SAL_CALL available()
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throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual void SAL_CALL closeInput()
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throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception) SAL_OVERRIDE;
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};
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sal_Int32 BSeqInputStream::readBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
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{
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nBytesToRead = ((nBytesToRead > _seq.getLength() - _nPos)
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? _seq.getLength() - _nPos
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: nBytesToRead);
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ByteSequence aBytes( _seq.getConstArray() + _nPos, nBytesToRead );
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rData = toUnoSequence( aBytes );
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_nPos += nBytesToRead;
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return nBytesToRead;
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}
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sal_Int32 BSeqInputStream::readSomeBytes(
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Sequence< sal_Int8 > & rData, sal_Int32 nMaxBytesToRead )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
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{
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return readBytes( rData, nMaxBytesToRead );
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}
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void BSeqInputStream::skipBytes(
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sal_Int32 /*nBytesToSkip*/ )
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throw (io::NotConnectedException, io::BufferSizeExceededException, io::IOException, RuntimeException, std::exception)
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{
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}
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sal_Int32 BSeqInputStream::available()
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throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception)
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{
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return (_seq.getLength() - _nPos);
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}
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void BSeqInputStream::closeInput()
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throw (io::NotConnectedException, io::IOException, RuntimeException, std::exception)
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{
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}
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class BSeqOutputStream
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: public ::cppu::WeakImplHelper1< io::XOutputStream >
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{
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ByteSequence * _seq;
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public:
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inline BSeqOutputStream( ByteSequence * seq )
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: _seq( seq )
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{}
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// XOutputStream
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virtual void SAL_CALL writeBytes(
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Sequence< sal_Int8 > const & rData )
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual void SAL_CALL flush()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
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virtual void SAL_CALL closeOutput()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception) SAL_OVERRIDE;
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};
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void BSeqOutputStream::writeBytes( Sequence< sal_Int8 > const & rData )
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
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{
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sal_Int32 nPos = _seq->getLength();
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_seq->realloc( nPos + rData.getLength() );
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memcpy( _seq->getArray() + nPos,
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rData.getConstArray(),
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rData.getLength() );
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}
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void BSeqOutputStream::flush()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
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{
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}
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void BSeqOutputStream::closeOutput()
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throw (io::NotConnectedException, io::BufferSizeExceededException, RuntimeException, std::exception)
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{
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}
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Reference< io::XInputStream > SAL_CALL createInputStream( ByteSequence const & rInData )
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{
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return new BSeqInputStream( rInData );
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}
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Reference< io::XOutputStream > SAL_CALL createOutputStream( ByteSequence * pOutData )
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{
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return new BSeqOutputStream( pOutData );
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}
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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