package/inc/ZipPackageBuffer.hxx

   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 #ifndef INCLUDED_PACKAGE_INC_ZIPPACKAGEBUFFER_HXX
  20 #define INCLUDED_PACKAGE_INC_ZIPPACKAGEBUFFER_HXX
  21
  22 #include <com/sun/star/io/XOutputStream.hpp>
  23 #include <com/sun/star/io/XSeekable.hpp>
  24 #include <com/sun/star/io/XInputStream.hpp>
  25 #include <cppuhelper/implbase.hxx>
  26
  27 class ZipPackageBuffer final : public ::cppu::WeakImplHelper
  28 <
  29     css::io::XInputStream,
  30     css::io::XOutputStream,
  31     css::io::XSeekable
  32 >
  33 {
  34     css::uno::Sequence < sal_Int8 > m_aBuffer;
  35     sal_Int64 m_nBufferSize, m_nEnd, m_nCurrent;
  36     bool m_bMustInitBuffer;
  37 public:
  38     ZipPackageBuffer();
  39     virtual ~ZipPackageBuffer() override;
  40
  41     void realloc ( sal_Int32 nSize ) { m_aBuffer.realloc ( nSize ); }
  42     const css::uno::Sequence < sal_Int8>& getSequence () const { return m_aBuffer; }
  43
  44     // XInputStream
  45     virtual sal_Int32 SAL_CALL readBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nBytesToRead ) override;
  46     virtual sal_Int32 SAL_CALL readSomeBytes( css::uno::Sequence< sal_Int8 >& aData, sal_Int32 nMaxBytesToRead ) override;
  47     virtual void SAL_CALL skipBytes( sal_Int32 nBytesToSkip ) override;
  48     virtual sal_Int32 SAL_CALL available(  ) override;
  49     virtual void SAL_CALL closeInput(  ) override;
  50     // XOutputStream
  51     virtual void SAL_CALL writeBytes( const css::uno::Sequence< sal_Int8 >& aData ) override;
  52     virtual void SAL_CALL flush(  ) override;
  53     virtual void SAL_CALL closeOutput(  ) override;
  54     // XSeekable
  55     virtual void SAL_CALL seek( sal_Int64 location ) override;
  56     virtual sal_Int64 SAL_CALL getPosition(  ) override;
  57     virtual sal_Int64 SAL_CALL getLength(  ) override;
  58 };
  59 #endif
  60
  61 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */