+ void removePeerBySender();
+ void objectRenamed(const QByteArray &classname, const QString &newname, const QString &oldname);
+ void updateSecureState();
+
+signals:
+ void peerRemoved(SignalProxy::AbstractPeer *peer);
+ void connected();
+ void disconnected();
+ void objectInitialized(SyncableObject *);
+ void heartBeatIntervalChanged(int secs);
+ void maxHeartBeatCountChanged(int max);
+ void lagUpdated(int lag);
+ void secureStateChanged(bool);
+
+private:
+ template<class T>
+ class PeerMessageEvent;
+
+ void init();
+ void initServer();
+ void initClient();
+
+ static const QMetaObject *metaObject(const QObject *obj);
+
+ void removePeer(AbstractPeer *peer);
+ void removeAllPeers();
+
+ template<class T>
+ void dispatch(const T &protoMessage);
+
+ void handle(AbstractPeer *peer, const SyncMessage &syncMessage);
+ void handle(AbstractPeer *peer, const RpcCall &rpcCall);
+ void handle(AbstractPeer *peer, const InitRequest &initRequest);
+ void handle(AbstractPeer *peer, const InitData &initData);
+
+ bool invokeSlot(QObject *receiver, int methodId, const QVariantList ¶ms, QVariant &returnValue);
+ bool invokeSlot(QObject *receiver, int methodId, const QVariantList ¶ms = QVariantList());
+
+ void requestInit(SyncableObject *obj);
+ QVariantMap initData(SyncableObject *obj) const;
+ void setInitData(SyncableObject *obj, const QVariantMap &properties);
+
+ static void disconnectDevice(QIODevice *dev, const QString &reason = QString());
+
+ QSet<AbstractPeer *> _peers;
+
+ // containg a list of argtypes for fast access
+ QHash<const QMetaObject *, ExtendedMetaObject *> _extendedMetaObjects;
+
+ // SignalRelay for all manually attached signals
+ SignalRelay *_signalRelay;
+
+ // RPC function -> (object, slot ID)
+ typedef QPair<QObject *, int> MethodId;
+ typedef QMultiHash<QByteArray, MethodId> SlotHash;
+ SlotHash _attachedSlots;
+
+ // slaves for sync
+ typedef QHash<QString, SyncableObject *> ObjectId;
+ QHash<QByteArray, ObjectId> _syncSlave;
+
+ ProxyMode _proxyMode;
+ int _heartBeatInterval;
+ int _maxHeartBeatCount;
+
+ bool _secure; // determines if all connections are in a secured state (using ssl or internal connections)
+
+ friend class SignalRelay;
+ friend class SyncableObject;
+ friend class InternalConnection;
+ friend class RemoteConnection;
+};
+
+
+// ==================================================
+// ExtendedMetaObject
+// ==================================================
+class SignalProxy::ExtendedMetaObject
+{
+ class MethodDescriptor
+ {
+public:
+ MethodDescriptor(const QMetaMethod &method);
+ MethodDescriptor() : _returnType(-1), _minArgCount(-1), _receiverMode(SignalProxy::Client) {}
+
+ inline const QByteArray &methodName() const { return _methodName; }
+ inline const QList<int> &argTypes() const { return _argTypes; }
+ inline int returnType() const { return _returnType; }
+ inline int minArgCount() const { return _minArgCount; }
+ inline SignalProxy::ProxyMode receiverMode() const { return _receiverMode; }
+
+private:
+ QByteArray _methodName;
+ QList<int> _argTypes;
+ int _returnType;
+ int _minArgCount;
+ SignalProxy::ProxyMode _receiverMode; // Only acceptable as a Sync Call if the receiving SignalProxy is in this mode.
+ };
+
+
+public:
+ ExtendedMetaObject(const QMetaObject *meta, bool checkConflicts);
+
+ inline const QByteArray &methodName(int methodId) { return methodDescriptor(methodId).methodName(); }
+ inline const QList<int> &argTypes(int methodId) { return methodDescriptor(methodId).argTypes(); }
+ inline int returnType(int methodId) { return methodDescriptor(methodId).returnType(); }
+ inline int minArgCount(int methodId) { return methodDescriptor(methodId).minArgCount(); }
+ inline SignalProxy::ProxyMode receiverMode(int methodId) { return methodDescriptor(methodId).receiverMode(); }
+
+ inline int methodId(const QByteArray &methodName) { return _methodIds.contains(methodName) ? _methodIds[methodName] : -1; }
+
+ inline int updatedRemotelyId() { return _updatedRemotelyId; }
+
+ inline const QHash<QByteArray, int> &slotMap() { return _methodIds; }
+ const QHash<int, int> &receiveMap();
+
+ const QMetaObject *metaObject() const { return _meta; }
+
+ static QByteArray methodName(const QMetaMethod &method);
+ static QString methodBaseName(const QMetaMethod &method);
+
+private:
+ const MethodDescriptor &methodDescriptor(int methodId);
+
+ const QMetaObject *_meta;
+ int _updatedRemotelyId; // id of the updatedRemotely() signal - makes things faster
+
+ QHash<int, MethodDescriptor> _methods;
+ QHash<QByteArray, int> _methodIds;
+ QHash<int, int> _receiveMap; // if slot x is called then hand over the result to slot y
+};
+
+
+// ==================================================
+// AbstractPeer
+// ==================================================
+class SignalProxy::AbstractPeer : public QObject
+{
+ Q_OBJECT
+
+public:
+ AbstractPeer(QObject *parent = 0) : QObject(parent) {}
+
+ virtual QString description() const = 0;
+
+ virtual void setSignalProxy(SignalProxy *proxy) = 0;
+
+ virtual bool isOpen() const = 0;
+ virtual bool isSecure() const = 0;
+ virtual bool isLocal() const = 0;
+
+ virtual QString errorString() const { return QString(); }
+
+ virtual int lag() const = 0;
+
+public slots:
+ virtual void dispatch(const SyncMessage &msg) = 0;
+ virtual void dispatch(const RpcCall &msg) = 0;
+ virtual void dispatch(const InitRequest &msg) = 0;
+ virtual void dispatch(const InitData &msg) = 0;
+
+ virtual void close(const QString &reason = QString()) = 0;