/**************************************************************
 * 
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


#ifndef _INFLATER_HXX_
#define _INFLATER_HXX_

#include <com/sun/star/uno/Sequence.hxx>

extern "C"
{
	typedef struct z_stream_s z_stream;
}
class Inflater
{
protected:
	sal_Bool				bFinish, bFinished, bSetParams, bNeedDict;
	sal_Int32				nOffset, nLength, nLastInflateError;
	z_stream*				pStream;
	com::sun::star::uno::Sequence < sal_Int8 > 	sInBuffer;
	sal_Int32	doInflateBytes (com::sun::star::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);

public:
	Inflater(sal_Bool bNoWrap = sal_False);
	~Inflater();
    void SAL_CALL setInput( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer );
    sal_Bool SAL_CALL needsDictionary(  );
    sal_Bool SAL_CALL finished(  );
    sal_Int32 SAL_CALL doInflateSegment( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
    void SAL_CALL end(  );

    sal_Int32 getLastInflateError() { return nLastInflateError; }
};

#endif