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// Copyright (C) 2017 basysKom GmbH, opensource@basyskom.com
// 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 QOPCUABACKEND_P_H
#define QOPCUABACKEND_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.
//
#include <QtOpcUa/qopcuaclient.h>
#include <QtOpcUa/qopcuaendpointdescription.h>
#include <QtOpcUa/qopcuahistoryevent.h>
#include <private/qopcuanodeimpl_p.h>
#include <QtCore/qobject.h>
#include <functional>
QT_BEGIN_NAMESPACE
class QOpcUaMonitoringParameters;
class Q_OPCUA_EXPORT QOpcUaBackend : public QObject
{
Q_OBJECT
public:
explicit QOpcUaBackend();
virtual ~QOpcUaBackend();
static Q_DECL_CONSTEXPR size_t nodeAttributeEnumBits()
{
return sizeof(std::underlying_type<QOpcUa::NodeAttribute>::type) * CHAR_BIT;
}
QOpcUa::Types attributeIdToTypeId(QOpcUa::NodeAttribute attr);
double revisePublishingInterval(double requestedValue, double minimumValue);
static QOpcUaClient::ClientError verifyEndpointDescription(const QOpcUaEndpointDescription &endpoint, QString *message = nullptr);
Q_SIGNALS:
void stateAndOrErrorChanged(QOpcUaClient::ClientState state,
QOpcUaClient::ClientError error);
void attributesRead(quint64 handle, QList<QOpcUaReadResult> attributes, QOpcUa::UaStatusCode serviceResult);
void attributeWritten(quint64 handle, QOpcUa::NodeAttribute attribute, QVariant value, QOpcUa::UaStatusCode statusCode);
void methodCallFinished(quint64 handle, QString methodNodeId, QVariant result, QOpcUa::UaStatusCode statusCode);
void dataChangeOccurred(quint64 handle, QOpcUaReadResult res);
void eventOccurred(quint64 handle, QVariantList fields);
void monitoringEnableDisable(quint64 handle, QOpcUa::NodeAttribute attr, bool subscribe, QOpcUaMonitoringParameters status);
void monitoringStatusChanged(quint64 handle, QOpcUa::NodeAttribute attr, QOpcUaMonitoringParameters::Parameters items,
QOpcUaMonitoringParameters param);
void browseFinished(quint64 handle, QList<QOpcUaReferenceDescription> children, QOpcUa::UaStatusCode statusCode);
void resolveBrowsePathFinished(quint64 handle, const QList<QOpcUaBrowsePathTarget> &targets,
const QList<QOpcUaRelativePathElement> &path, QOpcUa::UaStatusCode statusCode);
void endpointsRequestFinished(QList<QOpcUaEndpointDescription> endpoints, QOpcUa::UaStatusCode statusCode, QUrl requestUrl);
void findServersFinished(QList<QOpcUaApplicationDescription> servers, QOpcUa::UaStatusCode statusCode, QUrl requestUrl);
void readNodeAttributesFinished(QList<QOpcUaReadResult> results, QOpcUa::UaStatusCode serviceResult);
void writeNodeAttributesFinished(QList<QOpcUaWriteResult> results, QOpcUa::UaStatusCode serviceResult);
void readHistoryDataFinished(quint64 handle, bool isHandleValid, QOpcUaHistoryReadRawRequest request, QList<QOpcUaHistoryData> results, QOpcUa::UaStatusCode serviceResult);
void addNodeFinished(QOpcUaExpandedNodeId requestedNodeId, QString assignedNodeId, QOpcUa::UaStatusCode statusCode);
void deleteNodeFinished(QString nodeId, QOpcUa::UaStatusCode statusCode);
void addReferenceFinished(QString sourceNodeId, QString referenceTypeId, QOpcUaExpandedNodeId targetNodeId, bool isForwardReference,
QOpcUa::UaStatusCode statusCode);
void deleteReferenceFinished(QString sourceNodeId, QString referenceTypeId, QOpcUaExpandedNodeId targetNodeId, bool isForwardReference,
QOpcUa::UaStatusCode statusCode);
void connectError(QOpcUaErrorState *errorState);
void passwordForPrivateKeyRequired(QString keyFilePath, QString *password, bool previousTryWasInvalid);
void historyDataAvailable(QList<QOpcUaHistoryData> data, QList<QByteArray> continuationPoints, QOpcUa::UaStatusCode serviceResult, uintptr_t handle);
void historyEventsAvailable(QList<QOpcUaHistoryEvent> data, QList<QByteArray> continuationPoints, QOpcUa::UaStatusCode serviceResult, uintptr_t handle);
void registerNodesFinished(QStringList nodesToRegister, QStringList registeredNodeIds, QOpcUa::UaStatusCode statusCode);
void unregisterNodesFinished(QStringList nodesToUnregister, QOpcUa::UaStatusCode statusCode);
private:
Q_DISABLE_COPY(QOpcUaBackend)
};
static inline void qt_forEachAttribute(QOpcUa::NodeAttributes attributes, const std::function<void(QOpcUa::NodeAttribute attribute)> &f)
{
for (uint i = 0; i < QOpcUaBackend::nodeAttributeEnumBits(); ++i) {
if (!(attributes & (1 << i)))
continue;
QOpcUa::NodeAttribute currentAttribute = static_cast<QOpcUa::NodeAttribute>(1 << i);
f(currentAttribute);
}
}
QT_END_NAMESPACE
#endif // QOPCUABACKEND_P_H