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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#ifndef QCOAPCONNECTION_P_H
#define QCOAPCONNECTION_P_H
#include <QtCoap/qcoapnamespace.h>
#include <QtCoap/qcoapsecurityconfiguration.h>
#include <QtCore/qqueue.h>
#include <QtCore/qobject.h>
#include <QtNetwork/qabstractsocket.h>
#include <private/qobject_p.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 QCoapConnectionPrivate;
class Q_AUTOTEST_EXPORT QCoapConnection : public QObject
{
Q_OBJECT
public:
enum class ConnectionState : quint8 {
Unconnected,
Bound
};
explicit QCoapConnection(QtCoap::SecurityMode securityMode = QtCoap::SecurityMode::NoSecurity,
QObject *parent = nullptr);
virtual ~QCoapConnection();
bool isSecure() const;
QtCoap::SecurityMode securityMode() const;
ConnectionState state() const;
QCoapSecurityConfiguration securityConfiguration() const;
Q_INVOKABLE void setSecurityConfiguration(const QCoapSecurityConfiguration &configuration);
Q_INVOKABLE void disconnect();
Q_SIGNALS:
void error(QAbstractSocket::SocketError error);
void readyRead(const QByteArray &data, const QHostAddress &sender);
void bound();
void securityConfigurationChanged();
private:
void startToSendRequest();
protected:
QCoapConnection(QObjectPrivate &dd, QObject *parent = nullptr);
virtual void bind(const QString &host, quint16 port) = 0;
virtual void writeData(const QByteArray &data, const QString &host, quint16 port) = 0;
virtual void close() = 0;
private:
friend class QCoapProtocolPrivate;
Q_DECLARE_PRIVATE(QCoapConnection)
};
struct CoapFrame {
QByteArray currentPdu;
QString host;
quint16 port = 0;
CoapFrame(const QByteArray &pdu, const QString &hostName, quint16 portNumber)
: currentPdu(pdu), host(hostName), port(portNumber) {}
};
class Q_AUTOTEST_EXPORT QCoapConnectionPrivate : public QObjectPrivate
{
public:
QCoapConnectionPrivate(QtCoap::SecurityMode security = QtCoap::SecurityMode::NoSecurity);
~QCoapConnectionPrivate() override = default;
void sendRequest(const QByteArray &request, const QString &host, quint16 port);
QCoapSecurityConfiguration securityConfiguration;
QtCoap::SecurityMode securityMode;
QCoapConnection::ConnectionState state;
QQueue<CoapFrame> framesToSend;
Q_DECLARE_PUBLIC(QCoapConnection)
};
QT_END_NAMESPACE
#endif // QCOAPCONNECTION_P_H
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