/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 * 
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: strmadpt.hxx,v $
 * $Revision: 1.3 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef SVTOOLS_STRMADPT_HXX
#define SVTOOLS_STRMADPT_HXX

#ifndef _COM_SUN_STAR_IO_XINPUTSTREAM_HPP_
#include <com/sun/star/io/XInputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XOUTPUTSTREAM_HPP_
#include <com/sun/star/io/XOutputStream.hpp>
#endif
#ifndef _COM_SUN_STAR_IO_XSEEKABLE_HPP_
#include <com/sun/star/io/XSeekable.hpp>
#endif
#ifndef _CPPUHELPER_WEAK_HXX_
#include <cppuhelper/weak.hxx>
#endif
#ifndef _STREAM_HXX
#include <tools/stream.hxx>
#endif
namespace binfilter
{


//============================================================================
class  SvOutputStreamOpenLockBytes: public SvOpenLockBytes
{
	com::sun::star::uno::Reference< com::sun::star::io::XOutputStream >
	    m_xOutputStream;
	sal_uInt32 m_nPosition;

public:
	TYPEINFO();

	SvOutputStreamOpenLockBytes(
		    const com::sun::star::uno::Reference<
			          com::sun::star::io::XOutputStream > &
			    rTheOutputStream):
		m_xOutputStream(rTheOutputStream), m_nPosition(0) {}

	virtual ErrCode ReadAt(ULONG, void *, ULONG, ULONG *) const;

	virtual ErrCode WriteAt(ULONG nPos, const void * pBuffer, ULONG nCount,
							ULONG * pWritten);

	virtual ErrCode Flush() const;

	virtual ErrCode SetSize(ULONG);

	virtual ErrCode Stat(SvLockBytesStat * pStat, SvLockBytesStatFlag) const;

	virtual ErrCode FillAppend(const void * pBuffer, ULONG nCount,
							   ULONG * pWritten);

	virtual ULONG Tell() const;

	virtual ULONG Seek(ULONG);

	virtual void Terminate();
};

//============================================================================
class  SvLockBytesInputStream: public cppu::OWeakObject,
							  public com::sun::star::io::XInputStream,
							  public com::sun::star::io::XSeekable
{
	SvLockBytesRef m_xLockBytes;
	sal_Int64 m_nPosition;
	bool m_bDone;

public:
	SvLockBytesInputStream(SvLockBytes * pTheLockBytes):
		m_xLockBytes(pTheLockBytes), m_nPosition(0), m_bDone(false) {}

	virtual com::sun::star::uno::Any SAL_CALL
	queryInterface(const com::sun::star::uno::Type & rType)
		throw (com::sun::star::uno::RuntimeException);

	virtual void SAL_CALL acquire() throw();

	virtual void SAL_CALL release() throw();

    virtual sal_Int32 SAL_CALL
	readBytes(com::sun::star::uno::Sequence< sal_Int8 > & rData,
			  sal_Int32 nBytesToRead)
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL
	readSomeBytes(com::sun::star::uno::Sequence< sal_Int8 > & rData,
				  sal_Int32 nMaxBytesToRead)
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL skipBytes(sal_Int32 nBytesToSkip)
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual sal_Int32 SAL_CALL available()
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL closeInput()
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual void SAL_CALL seek(sal_Int64 nLocation)
		throw (com::sun::star::lang::IllegalArgumentException,
			   com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual sal_Int64 SAL_CALL getPosition()
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);

    virtual sal_Int64 SAL_CALL getLength()
		throw (com::sun::star::io::IOException,
			   com::sun::star::uno::RuntimeException);
};

}

#endif // SVTOOLS_STRMADPT_HXX

