package/inc/ZipOutputEntry.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_ZIPOUTPUTENTRY_HXX
  20 #define INCLUDED_PACKAGE_INC_ZIPOUTPUTENTRY_HXX
  21
  22 #include <com/sun/star/io/XOutputStream.hpp>
  23 #include <com/sun/star/io/XTempFile.hpp>
  24 #include <com/sun/star/uno/Reference.hxx>
  25 #include <com/sun/star/uno/XComponentContext.hpp>
  26 #include <com/sun/star/xml/crypto/XCipherContext.hpp>
  27 #include <com/sun/star/xml/crypto/XDigestContext.hpp>
  28
  29 #include <package/Deflater.hxx>
  30 #include <CRC32.hxx>
  31
  32 struct ZipEntry;
  33 class ZipPackageBuffer;
  34 class ZipPackageStream;
  35
  36 class ZipOutputEntry
  37 {
  38     ::com::sun::star::uno::Sequence< sal_Int8 > m_aDeflateBuffer;
  39     ZipUtils::Deflater m_aDeflater;
  40     css::uno::Reference< css::uno::XComponentContext > m_xContext;
  41     OUString m_aTempURL;
  42     css::uno::Reference< css::io::XOutputStream > m_xOutStream;
  43
  44     ::com::sun::star::uno::Reference< ::com::sun::star::xml::crypto::XCipherContext > m_xCipherContext;
  45     ::com::sun::star::uno::Reference< ::com::sun::star::xml::crypto::XDigestContext > m_xDigestContext;
  46     ::css::uno::Any m_aParallelDeflateException;
  47
  48     CRC32               m_aCRC;
  49     ZipEntry            *m_pCurrentEntry;
  50     sal_Int16           m_nDigested;
  51     bool                m_bEncryptCurrentEntry;
  52     ZipPackageStream*   m_pCurrentStream;
  53
  54 public:
  55     ZipOutputEntry(
  56         const css::uno::Reference< css::io::XOutputStream >& rxOutStream,
  57         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext,
  58         ZipEntry& rEntry, ZipPackageStream* pStream, bool bEncrypt = false);
  59
  60     ~ZipOutputEntry();
  61
  62     /* This block of methods is for threaded zipping, where we compress to a temp stream, whose
  63        data is retrieved via getData */
  64     ZipOutputEntry(
  65         const ::com::sun::star::uno::Reference< ::com::sun::star::uno::XComponentContext >& rxContext,
  66         ZipEntry& rEntry, ZipPackageStream* pStream, bool bEncrypt = false);
  67     void createBufferFile();
  68     void setParallelDeflateException(const ::css::uno::Any &rAny) { m_aParallelDeflateException = rAny; }
  69     css::uno::Reference< css::io::XInputStream > getData() const;
  70     ::css::uno::Any getParallelDeflateException() const { return m_aParallelDeflateException; }
  71     void closeBufferFile();
  72     void deleteBufferFile();
  73
  74     ZipEntry* getZipEntry() { return m_pCurrentEntry; }
  75     ZipPackageStream* getZipPackageStream() { return m_pCurrentStream; }
  76     bool isEncrypt() { return m_bEncryptCurrentEntry; }
  77
  78     void closeEntry();
  79     void write(const css::uno::Sequence< sal_Int8 >& rBuffer);
  80
  81 private:
  82     void doDeflate();
  83 };
  84
  85 #endif
  86
  87 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */