1 files changed, 14 insertions, 0 deletions
diff --git a/cpp/src/qpid/cluster/UpdateReceiver.h b/cpp/src/qpid/cluster/UpdateReceiver.h
index 7e8ce47662..81ee3a5ffe 100644
--- a/cpp/src/qpid/cluster/UpdateReceiver.h
+++ b/cpp/src/qpid/cluster/UpdateReceiver.h
@@ -39,6 +39,20 @@ class UpdateReceiver {
 
     /** Management-id for the next shadow connection */
     std::string nextShadowMgmtId;
+
+    /** Record the position of a DtxBuffer in the DtxManager (xid + index)
+     * and the association with a session, either suspended or current.
+     */
+    struct DtxBufferRef {
+        std::string xid;
+        uint32_t index;         // Index in WorkRecord in DtxManager
+        bool suspended;         // Is this a suspended or current transaction?
+        broker::SemanticState* semanticState; // Associated session
+        DtxBufferRef(const std::string& x, uint32_t i, bool s, broker::SemanticState* ss)
+            : xid(x), index(i), suspended(s), semanticState(ss) {}
+    };
+    typedef std::vector<DtxBufferRef> DtxBuffers;
+    DtxBuffers dtxBuffers;
 };
 }} // namespace qpid::cluster