GNUNET_MQ_discard (struct GNUNET_MQ_Envelope *mqm);
+/**
+ * Obtain the current length of the message queue.
+ *
+ * @param mq queue to inspect
+ * @return number of queued, non-transmitted messages
+ */
+unsigned int
+GNUNET_MQ_get_length (struct GNUNET_MQ_Handle *mq);
+
+
/**
* Send a message with the give message queue.
* May only be called once per message.
struct GNUNET_MQ_Envelope *ev);
+/**
+ * Send a copy of a message with the give message queue.
+ * Can be called repeatedly on the same envelope.
+ *
+ * @param mq message queue
+ * @param ev the envelope with the message to send.
+ */
+void
+GNUNET_MQ_send_copy (struct GNUNET_MQ_Handle *mq,
+ const struct GNUNET_MQ_Envelope *ev);
+
+
/**
* Cancel sending the message. Message must have been sent with
* #GNUNET_MQ_send before. May not be called after the notify sent