// Copyright (C) 2015 Mikkel Krautz <mikkel@krautz.dk>

// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only

// Qt-Security score:significant reason:default

#ifndef QSSLDIFFIEHELLMANPARAMETERS_H

#define QSSLDIFFIEHELLMANPARAMETERS_H

#include <QtNetwork/qssl.h>

#include <QtCore/qnamespace.h>

#include <QtCore/qbytearray.h>

#include <QtCore/qshareddata.h>

QT_BEGIN_NAMESPACE

#ifndef QT_NO_SSL

class QIODevice;

class QSslContext;

class QSslDiffieHellmanParametersPrivate;

class QSslDiffieHellmanParameters;

// qHash is a friend, but we can't use default arguments for friends (§8.3.6.4)

Q_NETWORK_EXPORT size_t qHash(const QSslDiffieHellmanParameters &dhparam, size_t seed = 0) noexcept;

#ifndef QT_NO_DEBUG_STREAM

class QDebug;

Q_NETWORK_EXPORT QDebug operator<<(QDebug debug, const QSslDiffieHellmanParameters &dhparams);

#endif

class Q_NETWORK_EXPORT QSslDiffieHellmanParameters

{

public:

    enum Error {

        NoError,

        InvalidInputDataError,

        UnsafeParametersError

    };

    static QSslDiffieHellmanParameters defaultParameters();

    QSslDiffieHellmanParameters();

    QSslDiffieHellmanParameters(const QSslDiffieHellmanParameters &other);

    QSslDiffieHellmanParameters(QSslDiffieHellmanParameters &&other) noexcept : d(other.d) { other.d = nullptr; }

    ~QSslDiffieHellmanParameters();

    QSslDiffieHellmanParameters &operator=(const QSslDiffieHellmanParameters &other);

    QSslDiffieHellmanParameters &operator=(QSslDiffieHellmanParameters &&other) noexcept { swap(other); return *this; }

    void swap(QSslDiffieHellmanParameters &other) noexcept { qt_ptr_swap(d, other.d); }

    static QSslDiffieHellmanParameters fromEncoded(const QByteArray &encoded, QSsl::EncodingFormat format = QSsl::Pem);

    static QSslDiffieHellmanParameters fromEncoded(QIODevice *device, QSsl::EncodingFormat format = QSsl::Pem);

    bool isEmpty() const noexcept;

    bool isValid() const noexcept;

    Error error() const noexcept;

    QString errorString() const noexcept;

private:

    QSslDiffieHellmanParametersPrivate *d;

    friend class QSslContext;

    bool isEqual(const QSslDiffieHellmanParameters &other) const noexcept;

    friend bool operator==(const QSslDiffieHellmanParameters &lhs, const QSslDiffieHellmanParameters &rhs) noexcept

    { return lhs.isEqual(rhs); }

    friend bool operator!=(const QSslDiffieHellmanParameters &lhs, const QSslDiffieHellmanParameters &rhs) noexcept

    { return !lhs.isEqual(rhs); }

#ifndef QT_NO_DEBUG_STREAM

    friend Q_NETWORK_EXPORT QDebug operator<<(QDebug debug, const QSslDiffieHellmanParameters &dhparam);

#endif

    friend Q_NETWORK_EXPORT size_t qHash(const QSslDiffieHellmanParameters &dhparam, size_t seed) noexcept;

};

Q_DECLARE_SHARED(QSslDiffieHellmanParameters)

#endif // QT_NO_SSL

QT_END_NAMESPACE

#endif