Files
keepassxc/src/crypto/kdf/Kdf.h
Janek Bevendorff 54fb0d9bd3 Show warning when using inappropriate transform round number
Increase default AES-KDF rounds to 100k
2018-01-13 14:24:57 -05:00

62 lines
1.6 KiB
C++

/*
* Copyright (C) 2017 KeePassXC Team <team@keepassxc.org>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 or (at your option)
* version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef KEEPASSX_KDF_H
#define KEEPASSX_KDF_H
#include <QVariant>
#include "core/Uuid.h"
#define KDF_DEFAULT_SEED_SIZE 32
#define KDF_DEFAULT_ROUNDS 1000000ull
class Kdf
{
public:
explicit Kdf(Uuid uuid);
virtual ~Kdf() = default;
Uuid uuid() const;
int rounds() const;
virtual bool setRounds(int rounds);
QByteArray seed() const;
virtual bool setSeed(const QByteArray& seed);
virtual void randomizeSeed();
virtual bool processParameters(const QVariantMap& p) = 0;
virtual QVariantMap writeParameters() = 0;
virtual bool transform(const QByteArray& raw, QByteArray& result) const = 0;
virtual QSharedPointer<Kdf> clone() const = 0;
int benchmark(int msec) const;
protected:
virtual int benchmarkImpl(int msec) const = 0;
int m_rounds;
QByteArray m_seed;
private:
class BenchmarkThread;
const Uuid m_uuid;
};
#endif // KEEPASSX_KDF_H