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       1             : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
       2             : /*
       3             :  * This file is part of the LibreOffice project.
       4             :  *
       5             :  * This Source Code Form is subject to the terms of the Mozilla Public
       6             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       7             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
       8             :  *
       9             :  * This file incorporates work covered by the following license notice:
      10             :  *
      11             :  *   Licensed to the Apache Software Foundation (ASF) under one or more
      12             :  *   contributor license agreements. See the NOTICE file distributed
      13             :  *   with this work for additional information regarding copyright
      14             :  *   ownership. The ASF licenses this file to you under the Apache
      15             :  *   License, Version 2.0 (the "License"); you may not use this file
      16             :  *   except in compliance with the License. You may obtain a copy of
      17             :  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
      18             :  */
      19             : 
      20             : #ifndef INCLUDED_PACKAGE_DEFLATER_HXX
      21             : #define INCLUDED_PACKAGE_DEFLATER_HXX
      22             : 
      23             : #include <com/sun/star/uno/Sequence.hxx>
      24             : #include <package/packagedllapi.hxx>
      25             : 
      26             : struct z_stream_s;
      27             : 
      28             : namespace ZipUtils {
      29             : 
      30             : class DLLPUBLIC_PACKAGE Deflater
      31             : {
      32             :     typedef struct z_stream_s z_stream;
      33             : 
      34             : protected:
      35             :     com::sun::star::uno::Sequence< sal_Int8 > sInBuffer;
      36             :     bool                    bFinish;
      37             :     bool                    bFinished;
      38             :     sal_Int32               nStrategy;
      39             :     sal_Int64               nOffset, nLength;
      40             :     z_stream*               pStream;
      41             : 
      42             :     void init (sal_Int32 nLevel, sal_Int32 nStrategy, bool bNowrap);
      43             :     sal_Int32 doDeflateBytes (com::sun::star::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength);
      44             : 
      45             : public:
      46             :     ~Deflater();
      47             :     Deflater(sal_Int32 nSetLevel, bool bNowrap);
      48             :     void SAL_CALL setInputSegment( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
      49             :     void SAL_CALL setInputSegment( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer );
      50             :     bool SAL_CALL needsInput(  );
      51             :     void SAL_CALL finish(  );
      52       54183 :     bool SAL_CALL finished(  ) { return bFinished;}
      53             :     sal_Int32 SAL_CALL doDeflateSegment( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength );
      54             :     sal_Int64 SAL_CALL getTotalIn(  );
      55             :     sal_Int64 SAL_CALL getTotalOut(  );
      56             :     void SAL_CALL reset(  );
      57             :     void SAL_CALL end(  );
      58             : };
      59             : 
      60             : }
      61             : 
      62             : #endif
      63             : 
      64             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */