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/* -*- 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_DOCUMENTDECRYPTION_HXX
#define INCLUDED_OOX_CRYPTO_DOCUMENTDECRYPTION_HXX
#include <oox/dllapi.h>
#include <oox/ole/olestorage.hxx>
#include <oox/helper/binaryinputstream.hxx>
#include <oox/helper/binaryoutputstream.hxx>
#include <com/sun/star/io/XStream.hpp>
#include <com/sun/star/beans/NamedValue.hpp>
#include <com/sun/star/uno/Sequence.hxx>
#include <oox/crypto/CryptTools.hxx>
#include <oox/crypto/AgileEngine.hxx>
#include <oox/crypto/Standard2007Engine.hxx>
#include <memory>
#include <vector>
namespace oox {
namespace core {
class OOX_DLLPUBLIC DocumentDecryption
{
private:
com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > mxContext;
enum CryptoType
{
UNKNOWN,
STANDARD_2007,
AGILE
};
oox::ole::OleStorage& mrOleStorage;
std::unique_ptr<CryptoEngine> mEngine;
CryptoType mCryptoType;
bool readAgileEncryptionInfo( com::sun::star::uno::Reference< com::sun::star::io::XInputStream >& rStream );
bool readStandard2007EncryptionInfo( BinaryInputStream& rStream );
public:
DocumentDecryption(
oox::ole::OleStorage& rOleStorage,
com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext > xContext);
bool decrypt(com::sun::star::uno::Reference< com::sun::star::io::XStream > xDocumentStream);
bool readEncryptionInfo();
bool generateEncryptionKey(const OUString& rPassword);
com::sun::star::uno::Sequence< com::sun::star::beans::NamedValue > createEncryptionData(const OUString& rPassword);
static bool checkEncryptionData( const com::sun::star::uno::Sequence< com::sun::star::beans::NamedValue >& rEncryptionData );
};
} // namespace core
} // namespace oox
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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