| /************************************************************** |
| * |
| * 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 _DEFLATER_HXX_ |
| #define _DEFLATER_HXX_ |
| |
| #include <com/sun/star/uno/Sequence.hxx> |
| |
| extern "C" |
| { |
| typedef struct z_stream_s z_stream; |
| } |
| |
| class Deflater |
| { |
| protected: |
| com::sun::star::uno::Sequence< sal_Int8 > sInBuffer; |
| sal_Bool bFinish; |
| sal_Bool bFinished; |
| sal_Bool bSetParams; |
| sal_Int32 nLevel, nStrategy; |
| sal_Int32 nOffset, nLength; |
| z_stream* pStream; |
| |
| void init (sal_Int32 nLevel, sal_Int32 nStrategy, sal_Bool bNowrap); |
| sal_Int32 doDeflateBytes (com::sun::star::uno::Sequence < sal_Int8 > &rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength); |
| |
| public: |
| ~Deflater(); |
| Deflater(sal_Int32 nSetLevel, sal_Bool bNowrap); |
| void SAL_CALL setInputSegment( const ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength ); |
| void SAL_CALL setLevel( sal_Int32 nNewLevel ); |
| sal_Bool SAL_CALL needsInput( ); |
| void SAL_CALL finish( ); |
| sal_Bool SAL_CALL finished( ); |
| sal_Int32 SAL_CALL doDeflateSegment( ::com::sun::star::uno::Sequence< sal_Int8 >& rBuffer, sal_Int32 nNewOffset, sal_Int32 nNewLength ); |
| sal_Int32 SAL_CALL getTotalIn( ); |
| sal_Int32 SAL_CALL getTotalOut( ); |
| void SAL_CALL reset( ); |
| void SAL_CALL end( ); |
| }; |
| |
| #endif |