+
+/**
+ * Client acknowledges receiving element in iteration.
+ */
+struct GNUNET_SET_IterAckMessage
+{
+ /**
+ * Type: #GNUNET_MESSAGE_TYPE_SET_ITER_ACK
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * Non-zero if the service should continue sending elements.
+ */
+ uint32_t send_more;
+};
+
+
+/**
+ * Server responds to a lazy copy request.
+ */
+struct GNUNET_SET_CopyLazyResponseMessage
+{
+ /**
+ * Type: #GNUNET_MESSAGE_TYPE_SET_COPY_LAZY_RESPONSE
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * Temporary name for the copied set.
+ */
+ uint32_t cookie;
+};
+
+
+/**
+ * Client connects to a lazily copied set.
+ */
+struct GNUNET_SET_CopyLazyConnectMessage
+{
+ /**
+ * Type: #GNUNET_MESSAGE_TYPE_SET_COPY_LAZY_CONNECT
+ */
+ struct GNUNET_MessageHeader header;
+
+ /**
+ * Temporary name for the copied set.
+ */
+ uint32_t cookie;
+};
+
+