summaryrefslogtreecommitdiffstats
path: root/include/oox/crypto/StrongEncryptionDataSpace.hxx
blob: d287970e6519620e1123437a5788660edadf2901 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 */

#ifndef INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX
#define INCLUDED_OOX_CRYPTO_STRONGENCRYPTINDATASPACE_HXX

#include <oox/dllapi.h>
#include <cppuhelper/implbase.hxx>
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/packages/XPackageEncryption.hpp>
#include <com/sun/star/io/XInputStream.hpp>
#include <oox/crypto/CryptoEngine.hxx>

namespace com::sun::star::uno
{
class XComponentContext;
}

namespace oox
{
namespace crypto
{
class OOX_DLLPUBLIC StrongEncryptionDataSpace final
    : public cppu::WeakImplHelper<css::lang::XServiceInfo, css::packages::XPackageEncryption>
{
    css::uno::Reference<css::uno::XComponentContext> mxContext;
    std::unique_ptr<CryptoEngine> mCryptoEngine;

    css::uno::Reference<css::io::XInputStream>
    getStream(const css::uno::Sequence<css::beans::NamedValue>& rStreams,
              const rtl::OUString sStreamName);

public:
    StrongEncryptionDataSpace(const css::uno::Reference<css::uno::XComponentContext>& rxContext);

    // Decryption

    virtual sal_Bool SAL_CALL generateEncryptionKey(const OUString& rPassword) override;
    virtual sal_Bool SAL_CALL
    readEncryptionInfo(const css::uno::Sequence<css::beans::NamedValue>& aStreams) override;
    virtual sal_Bool SAL_CALL
    decrypt(const css::uno::Reference<css::io::XInputStream>& rxInputStream,
            css::uno::Reference<css::io::XOutputStream>& rxOutputStream) override;

    virtual sal_Bool SAL_CALL checkDataIntegrity() override;

    // Encryption

    virtual css::uno::Sequence<css::beans::NamedValue>
        SAL_CALL encrypt(const css::uno::Reference<css::io::XInputStream>& rxInputStream) override;

    virtual sal_Bool SAL_CALL
    setupEncryption(const css::uno::Sequence<css::beans::NamedValue>& rMediaEncData) override;

    virtual css::uno::Sequence<css::beans::NamedValue>
        SAL_CALL createEncryptionData(const OUString& rPassword) override;

    // com.sun.star.lang.XServiceInfo
    virtual OUString SAL_CALL getImplementationName() override;
    virtual sal_Bool SAL_CALL supportsService(const OUString& rServiceName) override;
    virtual css::uno::Sequence<OUString> SAL_CALL getSupportedServiceNames() override;
};

} // namespace crypto
} // namespace oox

#endif

/* vim:set shiftwidth=4 softtabstop=4 expandtab: */