Maybe I'll extend this...

src/zmapControl/remote/zmapXRemoteAPI.h

+/*  Last edited: Oct 17 11:48 2008 (rds) */
+
+typedef struct
+{
+  int   action_type;
+  char *action;
+}XRemoteMessageStruct, *XRemoteMessage;
+
+
+gboolean zMapXRemoteAPIMessageProcess(char           *message_xml_in, 
+				      gboolean        full_process, 
+				      char          **action_out,
+				      XRemoteMessage *message_out);