+/**
+ * This method allows to send a signal only to a limited set of peers
+ * @param peerIds A list of peers that should receive it
+ * @param closure Code you want to execute within of that restricted environment
+ */
+void SignalProxy::restrictTargetPeers(std::initializer_list<Peer *> peers, std::function<void()> closure)
+{
+ auto previousRestrictMessageTarget = _restrictMessageTarget;
+ auto previousRestrictedTargets = _restrictedTargets;
+ _restrictMessageTarget = true;
+ _restrictedTargets = QSet<Peer*>(peers);
+
+ closure();
+
+ _restrictMessageTarget = previousRestrictMessageTarget;
+ _restrictedTargets = previousRestrictedTargets;
+}