include/oox/crypto/StrongEncryptionDataSpace.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  */
  10
  11 #ifndef INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX
  12 #define INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX
  13
  14 #include <sal/config.h>
  15
  16 #include <memory>
  17
  18 #include <cppuhelper/implbase.hxx>
  19 #include <com/sun/star/lang/XServiceInfo.hpp>
  20 #include <com/sun/star/packages/XPackageEncryption.hpp>
  21 #include <com/sun/star/io/XInputStream.hpp>
  22 #include <oox/crypto/CryptoEngine.hxx>
  23
  24 namespace com::sun::star::uno
  25 {
  26 class XComponentContext;
  27 }
  28
  29 namespace oox::crypto
  30 {
  31 class StrongEncryptionDataSpace final
  32     : public cppu::WeakImplHelper<css::lang::XServiceInfo, css::packages::XPackageEncryption>
  33 {
  34     css::uno::Reference<css::uno::XComponentContext> mxContext;
  35     std::unique_ptr<CryptoEngine> mCryptoEngine;
  36
  37     css::uno::Reference<css::io::XInputStream>
  38     getStream(const css::uno::Sequence<css::beans::NamedValue>& rStreams,
  39               std::u16string_view sStreamName);
  40
  41 public:
  42     StrongEncryptionDataSpace(const css::uno::Reference<css::uno::XComponentContext>& rxContext);
  43
  44     // Decryption
  45
  46     virtual sal_Bool SAL_CALL generateEncryptionKey(const OUString& rPassword) override;
  47     virtual sal_Bool SAL_CALL
  48     readEncryptionInfo(const css::uno::Sequence<css::beans::NamedValue>& aStreams) override;
  49     virtual sal_Bool SAL_CALL
  50     decrypt(const css::uno::Reference<css::io::XInputStream>& rxInputStream,
  51             css::uno::Reference<css::io::XOutputStream>& rxOutputStream) override;
  52
  53     virtual sal_Bool SAL_CALL checkDataIntegrity() override;
  54
  55     // Encryption
  56
  57     virtual css::uno::Sequence<css::beans::NamedValue>
  58         SAL_CALL encrypt(const css::uno::Reference<css::io::XInputStream>& rxInputStream) override;
  59
  60     virtual sal_Bool SAL_CALL
  61     setupEncryption(const css::uno::Sequence<css::beans::NamedValue>& rMediaEncData) override;
  62
  63     virtual css::uno::Sequence<css::beans::NamedValue>
  64         SAL_CALL createEncryptionData(const OUString& rPassword) override;
  65
  66     // com.sun.star.lang.XServiceInfo
  67     virtual OUString SAL_CALL getImplementationName() override;
  68     virtual sal_Bool SAL_CALL supportsService(const OUString& rServiceName) override;
  69     virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
  70 };
  71
  72 } // namespace oox::crypto
  73
  74 #endif
  75
  76 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */