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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_CRYPTOENGINE_HXX
#define INCLUDED_OOX_CRYPTO_CRYPTOENGINE_HXX
#include <vector>
#include <rtl/ustring.hxx>
#include <sal/types.h>
#include <com/sun/star/io/XInputStream.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
namespace oox {
class BinaryXInputStream;
class BinaryXOutputStream;
}
namespace oox::crypto {
class CryptoEngine
{
protected:
std::vector<sal_uInt8> mKey;
public:
CryptoEngine()
{}
virtual ~CryptoEngine()
{}
// Decryption
virtual bool readEncryptionInfo(css::uno::Reference<css::io::XInputStream> & rxInputStream) = 0;
virtual bool generateEncryptionKey(const OUString& rPassword) = 0;
virtual bool decrypt(
BinaryXInputStream& aInputStream,
BinaryXOutputStream& aOutputStream) = 0;
// Encryption
virtual void writeEncryptionInfo(BinaryXOutputStream & rStream) = 0;
virtual bool setupEncryption(const OUString& rPassword) = 0;
virtual void encrypt(const css::uno::Reference<css::io::XInputStream> & rxInputStream,
css::uno::Reference<css::io::XOutputStream> & rxOutputStream,
sal_uInt32 nSize) = 0;
virtual bool checkDataIntegrity() = 0;
};
} // namespace oox::crypto
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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