+/**
+ * Get a MON_REQ message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a MON_REQUEST message
+ */
+MON_REQ *tr_msg_get_mon_req(TR_MSG *msg)
+{
+ if (msg->msg_type == MON_REQUEST)
+ return (MON_REQ *)msg->msg_rep;
+ return NULL;
+}
+
+/**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
+void tr_msg_set_mon_req(TR_MSG *msg, MON_REQ *req)
+{
+ msg->msg_rep = req;
+ msg->msg_type = MON_REQUEST;
+}
+
+/**
+ * Get a MON_RESP message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a MON_RESPONSE message
+ */
+MON_RESP *tr_msg_get_mon_resp(TR_MSG *msg)
+{
+ if (msg->msg_type == MON_RESPONSE)
+ return (MON_RESP *)msg->msg_rep;
+ return NULL;
+}
+
+/**
+ * Set message's payload
+ *
+ * Does not manage talloc contexts, works with any means of allocating
+ * the objects.
+ */
+void tr_msg_set_mon_resp(TR_MSG *msg, MON_RESP *resp)
+{
+ msg->msg_rep = resp;
+ msg->msg_type = MON_RESPONSE;
+}
+
+/**
+ * Get a TRP_UPD message payload
+ *
+ * @param msg
+ * @return the message payload, or null if it is not a TRP_UPDATE message
+ */