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/****************************************************************************
**
** Copyright (C) 2019 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the Qt OPC UA module.
**
** $QT_BEGIN_LICENSE:LGPL3$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see http://www.qt.io/terms-conditions. For further
** information use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPLv3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or later as published by the Free
** Software Foundation and appearing in the file LICENSE.GPL included in
** the packaging of this file. Please review the following information to
** ensure the GNU General Public License version 2.0 requirements will be
** met: http://www.gnu.org/licenses/gpl-2.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QOPCUAKEYPAIR_H
#define QOPCUAKEYPAIR_H
#include <QObject>
#include <QString>
#include <QSharedPointer>
#include <QtOpcUa/qopcuaglobal.h>
QT_BEGIN_NAMESPACE
class QOpcUaKeyPairPrivate;
class Q_OPCUA_EXPORT QOpcUaKeyPair : public QObject
{
Q_OBJECT
Q_DECLARE_PRIVATE(QOpcUaKeyPair)
public:
enum class RsaKeyStrength {
Bits1024 = 1024,
Bits2048 = 2048,
Bits4096 = 4096
};
enum class KeyType {
Rsa,
Empty,
Unknown
};
enum class Cipher {
Aes128Cbc,
Unencrypted
};
QOpcUaKeyPair(QObject *parent = nullptr);
virtual ~QOpcUaKeyPair();
bool loadFromPemData(const QByteArray &data);
QByteArray publicKeyToByteArray() const;
QByteArray privateKeyToByteArray(Cipher cipher, const QString &password) const;
KeyType type() const;
bool hasPrivateKey() const;
void generateRsaKey(QOpcUaKeyPair::RsaKeyStrength strength);
Q_SIGNALS:
void passphraseNeeded(QString &passphrase, int maximumLength, bool writeOperation);
friend class QOpcUaX509CertificateSigningRequestPrivate;
};
QT_END_NAMESPACE
#endif // QOPCUAKEYPAIR_H
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