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// Copyright (C) 2017 Witekio.
// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QCOAPQUDPCONNECTION_P_H
#define QCOAPQUDPCONNECTION_P_H
#include <QtCoap/qcoapsecurityconfiguration.h>
#include <private/qcoapconnection_p.h>
#include <QtNetwork/qudpsocket.h>
#include <QtCore/qpointer.h>
#include <QtCore/qqueue.h>
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
QT_BEGIN_NAMESPACE
class QDtls;
class QSslPreSharedKeyAuthenticator;
class QCoapQUdpConnectionPrivate;
class Q_AUTOTEST_EXPORT QCoapQUdpConnection : public QCoapConnection
{
Q_OBJECT
public:
explicit QCoapQUdpConnection(QtCoap::SecurityMode security = QtCoap::SecurityMode::NoSecurity,
QObject *parent = nullptr);
~QCoapQUdpConnection() override = default;
QUdpSocket *socket() const;
public Q_SLOTS:
void setSocketOption(QAbstractSocket::SocketOption, const QVariant &value);
#if QT_CONFIG(dtls)
private Q_SLOTS:
void pskRequired(QSslPreSharedKeyAuthenticator *authenticator);
void handshakeTimeout();
#endif
protected:
explicit QCoapQUdpConnection(QCoapQUdpConnectionPrivate &dd, QObject *parent = nullptr);
void bind(const QString &host, quint16 port) override;
void writeData(const QByteArray &data, const QString &host, quint16 port) override;
void close() override;
void createSocket();
Q_DECLARE_PRIVATE(QCoapQUdpConnection)
};
class Q_AUTOTEST_EXPORT QCoapQUdpConnectionPrivate : public QCoapConnectionPrivate
{
public:
QCoapQUdpConnectionPrivate(QtCoap::SecurityMode security = QtCoap::SecurityMode::NoSecurity);
~QCoapQUdpConnectionPrivate() override;
virtual bool bind();
void bindSocket();
void writeToSocket(const QByteArray &data, const QString &host, quint16 port);
QUdpSocket* socket() const { return udpSocket; }
void socketReadyRead();
void setSecurityConfiguration(const QCoapSecurityConfiguration &configuration);
#if QT_CONFIG(dtls)
QNetworkDatagram receiveDatagramDecrypted() const;
void handleEncryptedDatagram();
QPointer<QDtls> dtls;
#endif
QPointer<QUdpSocket> udpSocket;
Q_DECLARE_PUBLIC(QCoapQUdpConnection)
};
QT_END_NAMESPACE
#endif // QCOAPQUDPCONNECTION_P_H
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