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diff --git a/cpp/src/qpid/cluster/EventFrame.h b/cpp/src/qpid/cluster/EventFrame.h
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+++ b/cpp/src/qpid/cluster/EventFrame.h
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+#ifndef QPID_CLUSTER_EVENTFRAME_H
+#define QPID_CLUSTER_EVENTFRAME_H
+
+/*
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ *
+ */
+
+#include "types.h"
+#include "qpid/framing/AMQFrame.h"
+#include <boost/intrusive_ptr.hpp>
+
+namespace qpid {
+namespace cluster {
+
+class Connection;
+
+/**
+ * A frame decoded from an Event.
+ */
+struct EventFrame
+{
+    // Connection event frame
+    EventFrame(const boost::intrusive_ptr<Connection>& c, const MemberId& m, const framing::AMQFrame& f, int rc=0)
+        : connection(c), member(m), frame(f), readCredit(rc) {}
+
+    bool isCluster() const { return !connection; }
+    bool isConnection() const { return connection; }
+    
+    boost::intrusive_ptr<Connection> connection;
+    MemberId member;
+    framing::AMQFrame frame;   
+    int readCredit;             // restore this much read credit when frame is processed
+};
+}} // namespace qpid::cluster
+
+#endif  /*!QPID_CLUSTER_EVENTFRAME_H*/