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// Copyright (C) 2017 Ford Motor Company
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QREMOTEOBJECTNODE_P_H
#define QREMOTEOBJECTNODE_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 <QtCore/private/qobject_p.h>
#include "qremoteobjectsourceio_p.h"
#include "qremoteobjectreplica.h"
#include "qremoteobjectnode.h"
#include <QtCore/qbasictimer.h>
#include <QtCore/qmutex.h>
QT_BEGIN_NAMESPACE
#define qRODebug(x) qCDebug(QT_REMOTEOBJECT) << qPrintable(QtPrivate::deref_for_methodcall(x).objectName())
#define qROWarning(x) qCWarning(QT_REMOTEOBJECT) << qPrintable(QtPrivate::deref_for_methodcall(x).objectName())
#define qROCritical(x) qCCritical(QT_REMOTEOBJECT) << qPrintable(QtPrivate::deref_for_methodcall(x).objectName())
#define qROFatal(x) qCFatal(QT_REMOTEOBJECT) << qPrintable(QtPrivate::deref_for_methodcall(x).objectName())
#define qROPrivDebug() qCDebug(QT_REMOTEOBJECT) << qPrintable(q_ptr->objectName())
#define qROPrivWarning() qCWarning(QT_REMOTEOBJECT) << qPrintable(q_ptr->objectName())
#define qROPrivCritical() qCCritical(QT_REMOTEOBJECT) << qPrintable(q_ptr->objectName())
#define qROPrivFatal() qCFatal(QT_REMOTEOBJECT) << qPrintable(q_ptr->objectName())
class QRemoteObjectRegistry;
class QRegistrySource;
class QConnectedReplicaImplementation;
class QRemoteObjectAbstractPersistedStorePrivate : public QObjectPrivate
{
public:
QRemoteObjectAbstractPersistedStorePrivate();
virtual ~QRemoteObjectAbstractPersistedStorePrivate();
Q_DECLARE_PUBLIC(QRemoteObjectAbstractPersistedStore)
};
class QRemoteObjectMetaObjectManager
{
public:
QRemoteObjectMetaObjectManager() {}
~QRemoteObjectMetaObjectManager();
const QMetaObject *metaObjectForType(const QString &type);
QMetaObject *addDynamicType(QtROIoDeviceBase* connection, QDataStream &in);
void addFromMetaObject(const QMetaObject *);
private:
QHash<QString, QMetaObject*> dynamicTypes;
QHash<QString, const QMetaObject*> staticTypes;
QHash<QtPrivate::QMetaTypeInterface *, QMetaType> enumsToBeAssignedMetaObject;
QHash<QMetaObject *, QList<QMetaType>> enumTypes;
};
struct ProxyReplicaInfo;
class ProxyInfo : public QObject
{
Q_OBJECT
public:
ProxyInfo(QRemoteObjectNode *node, QRemoteObjectHostBase *parent, QRemoteObjectHostBase::RemoteObjectNameFilter filter);
~ProxyInfo() override;
enum class ProxyDirection { Forward, Reverse };
bool setReverseProxy(QRemoteObjectHostBase::RemoteObjectNameFilter filter);
void proxyObject(const QRemoteObjectSourceLocation &entry, ProxyDirection direction = ProxyDirection::Forward);
void unproxyObject(const QRemoteObjectSourceLocation &entry);
QRemoteObjectNode *proxyNode;
QRemoteObjectHostBase *parentNode;
QRemoteObjectHostBase::RemoteObjectNameFilter proxyFilter;
QRemoteObjectHostBase::RemoteObjectNameFilter reverseFilter;
QHash<QString, ProxyReplicaInfo*> proxiedReplicas;
private:
void disableAndDeleteObject(ProxyReplicaInfo* info);
};
struct ProxyReplicaInfo
{
// We need QObject, so we can hold Dynamic Replicas and QAIM Adapters
QObject* replica;
ProxyInfo::ProxyDirection direction;
~ProxyReplicaInfo() { delete replica; }
};
class QRemoteObjectNodePrivate : public QObjectPrivate
{
public:
QRemoteObjectNodePrivate();
~QRemoteObjectNodePrivate() override;
virtual QRemoteObjectSourceLocations remoteObjectAddresses() const;
void setReplicaImplementation(const QMetaObject *, QRemoteObjectReplica *, const QString &);
void setLastError(QRemoteObjectNode::ErrorCode errorCode);
void connectReplica(QObject *object, QRemoteObjectReplica *instance);
void openConnectionIfNeeded(const QString &name);
bool initConnection(const QUrl &address);
bool hasInstance(const QString &name);
void setRegistry(QRemoteObjectRegistry *);
QVariant handlePointerToQObjectProperty(QConnectedReplicaImplementation *rep, int index, const QVariant &property);
void handlePointerToQObjectProperties(QConnectedReplicaImplementation *rep, QVariantList &properties);
void onClientRead(QObject *obj);
void onRemoteObjectSourceAdded(const QRemoteObjectSourceLocation &entry);
void onRemoteObjectSourceRemoved(const QRemoteObjectSourceLocation &entry);
void onRegistryInitialized();
void onShouldReconnect(QtROClientIoDevice *ioDevice);
virtual QReplicaImplementationInterface *handleNewAcquire(const QMetaObject *meta, QRemoteObjectReplica *instance, const QString &name);
void handleReplicaConnection(const QString &name);
void handleReplicaConnection(const QByteArray &sourceSignature, QConnectedReplicaImplementation *rep, QtROIoDeviceBase *connection);
void initialize();
bool setRegistryUrlNodeImpl(const QUrl ®istryAddr);
private:
bool checkSignatures(const QByteArray &a, const QByteArray &b);
public:
struct SourceInfo
{
QtROIoDeviceBase* device;
QString typeName;
QByteArray objectSignature;
};
QMutex mutex;
QUrl registryAddress;
QHash<QString, QWeakPointer<QReplicaImplementationInterface> > replicas;
QMap<QString, SourceInfo> connectedSources;
QMap<QString, QRemoteObjectNode::RemoteObjectSchemaHandler> schemaHandlers;
QSet<QtROClientIoDevice*> pendingReconnect;
QSet<QUrl> requestedUrls;
QRemoteObjectRegistry *registry;
int retryInterval;
QBasicTimer reconnectTimer;
QRemoteObjectNode::ErrorCode lastError;
QString rxName;
QRemoteObjectPackets::ObjectInfoList rxObjects;
QVariantList rxArgs;
QVariant rxValue;
QRemoteObjectAbstractPersistedStore *persistedStore;
int m_heartbeatInterval = 0;
QRemoteObjectMetaObjectManager dynamicTypeManager;
Q_DECLARE_PUBLIC(QRemoteObjectNode)
};
class QRemoteObjectHostBasePrivate : public QRemoteObjectNodePrivate
{
public:
QRemoteObjectHostBasePrivate();
~QRemoteObjectHostBasePrivate() override;
QReplicaImplementationInterface *handleNewAcquire(const QMetaObject *meta, QRemoteObjectReplica *instance, const QString &name) override;
bool setHostUrlBaseImpl(const QUrl &hostAddress,
QRemoteObjectHostBase::AllowedSchemas allowedSchemas =
QRemoteObjectHostBase::BuiltInSchemasOnly);
public:
QRemoteObjectSourceIo *remoteObjectIo;
ProxyInfo *proxyInfo = nullptr;
Q_DECLARE_PUBLIC(QRemoteObjectHostBase);
};
class QRemoteObjectHostPrivate : public QRemoteObjectHostBasePrivate
{
public:
QRemoteObjectHostPrivate();
~QRemoteObjectHostPrivate() override;
bool setHostUrlHostImpl(const QUrl &hostAddress,
QRemoteObjectHostBase::AllowedSchemas allowedSchemas =
QRemoteObjectHostBase::BuiltInSchemasOnly);
Q_DECLARE_PUBLIC(QRemoteObjectHost);
};
class QRemoteObjectRegistryHostPrivate : public QRemoteObjectHostBasePrivate
{
public:
QRemoteObjectRegistryHostPrivate();
~QRemoteObjectRegistryHostPrivate() override;
QRemoteObjectSourceLocations remoteObjectAddresses() const override;
QRegistrySource *registrySource;
bool setRegistryUrlRegistryHostImpl(const QUrl ®istryUrl);
Q_DECLARE_PUBLIC(QRemoteObjectRegistryHost);
};
QT_END_NAMESPACE
#endif
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