qsslellipticcurve.h

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// Copyright (C) 2014 Governikus GmbH & Co. KG.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QSSLELLIPTICCURVE_H
#define QSSLELLIPTICCURVE_H
 
#include <QtNetwork/qtnetworkglobal.h>
#include <QtCore/QString>
#include <QtCore/QMetaType>
#include <QtCore/qhashfunctions.h>
 
QT_BEGIN_NAMESPACE
 
class QSslEllipticCurve;
// qHash is a friend, but we can't use default arguments for friends (§8.3.6.4)
constexpr size_t qHash(QSslEllipticCurve curve, size_t seed = 0) noexcept;
 
class QSslEllipticCurve {
public:
    constexpr QSslEllipticCurve() noexcept
        : id(0)
    {
    }
 
    Q_NETWORK_EXPORT static QSslEllipticCurve fromShortName(const QString &name);
    Q_NETWORK_EXPORT static QSslEllipticCurve fromLongName(const QString &name);
 
    [[nodiscard]] Q_NETWORK_EXPORT QString shortName() const;
    [[nodiscard]] Q_NETWORK_EXPORT QString longName() const;
 
    constexpr bool isValid() const noexcept
    {
        return id != 0;
    }
 
    Q_NETWORK_EXPORT bool isTlsNamedCurve() const noexcept;
 
private:
    int id;
 
    friend constexpr bool operator==(QSslEllipticCurve lhs, QSslEllipticCurve rhs) noexcept
    { return lhs.id == rhs.id; }
    friend constexpr bool operator!=(QSslEllipticCurve lhs, QSslEllipticCurve rhs) noexcept
    { return !(lhs == rhs); }
    friend constexpr size_t qHash(QSslEllipticCurve curve, size_t seed) noexcept;
 
    friend class QSslContext;
    friend class QSslSocketPrivate;
};
 
Q_DECLARE_TYPEINFO(QSslEllipticCurve, Q_PRIMITIVE_TYPE);
 
constexpr inline size_t qHash(QSslEllipticCurve curve, size_t seed) noexcept
{ return qHash(curve.id, seed); }
 
#ifndef QT_NO_DEBUG_STREAM
class QDebug;
Q_NETWORK_EXPORT QDebug operator<<(QDebug debug, QSslEllipticCurve curve);
#endif
 
QT_END_NAMESPACE
 
QT_DECL_METATYPE_EXTERN(QSslEllipticCurve, Q_NETWORK_EXPORT)
 
#endif // QSSLELLIPTICCURVE_H