/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
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** GNU Lesser General Public License Usage
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**
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#ifndef SSHKEYGENERATOR_H
#define SSHKEYGENERATOR_H

#include <utils/utils_global.h>

#include <QtCore/QCoreApplication>
#include <QtCore/QSharedPointer>

namespace Botan {
    class Private_Key;
}

namespace Utils {

class QTCREATOR_UTILS_EXPORT SshKeyGenerator
{
    Q_DECLARE_TR_FUNCTIONS(SshKeyGenerator)
public:
    enum KeyType { Rsa, Dsa };
    enum PrivateKeyFormat { Pkcs8, OpenSsl };

    SshKeyGenerator();
    bool generateKeys(KeyType type, PrivateKeyFormat format, int keySize);
    QString error() const { return m_error; }
    QByteArray privateKey() const { return m_privateKey; }
    QByteArray publicKey() const { return m_publicKey; }
    KeyType type() const { return m_type; }
    PrivateKeyFormat format() const { return m_format; }

private:
    typedef QSharedPointer<Botan::Private_Key> KeyPtr;

    bool generatePkcs8Keys(const KeyPtr &key);
    void generatePkcs8Key(const KeyPtr &key, bool privateKey);
    bool generateOpenSslKeys(const KeyPtr &key);

    QString m_error;
    QByteArray m_publicKey;
    QByteArray m_privateKey;
    KeyType m_type;
    PrivateKeyFormat m_format;
};

} // namespace Utils

#endif // SSHKEYGENERATOR_H
