Megatest

  (avail-cmboxes '())            ;; list of (<cookie> . <mbox>) for re-use
  ;; threads
  (numthreads 10)
  (cmd-thread #f)
  (work-queue-thread #f)
  (num-threads-running 0)
  ) 

(define ulex-printer (make-parameter print))

;;======================================================================
;; serialization
;;   NOTE: I've had problems with read/write and s11n serialize, deserialize
;;         thus the inefficient method here
;;======================================================================

         (with-input-from-string 
             (z3:decode-buffer
              (base64:base64-decode
               (string-substitute 
                (regexp "_") "=" msg #t)))
           (lambda ()(deserialize)))
         (begin
           ((ulex-printer) "ULEX ERROR: cannot translate received data \""msg"\"")
           (print-call-chain (current-error-port))
           msg))) ;; crude reply for when things go awry
    ((write)(with-input-from-string msg (lambda ()(read))))
    ((s11n)(with-input-from-string msg (lambda ()(deserialize))))
    (else msg))) ;; rpc

	 (dat          (list my-host-port 'qrykey cmd params #;(cons (current-seconds)(current-milliseconds)))))
    (cond
     (isme (do-work udata dat)) ;; no transmission needed
     (else
      (handle-exceptions ;; TODO - MAKE THIS EXCEPTION CMD SPECIFIC?
       exn
       (begin
         ((ulex-printer) "ULEX send-receive: exn="exn)
         (message exn))
       (begin
	 ;; (mutex-lock! *send-mutex*) ;; DOESN'T SEEM TO HELP
	 (let-values (((inp oup)(tcp-connect host port)))
	   (let ((res (if (and inp oup)
			  (begin
			    (write (obj->string dat) oup) ;; (write dat oup);; (serialize dat oup)
			    (close-output-port oup)
			    (string->obj (read inp))) ;; (deserialize inp))
			  (begin
			    ((ulex-printer) "ERROR: send called but no receiver has been setup. Please call setup first!")
			    #f))))
	     ;; (close-output-port oup)
	     (close-input-port inp)
	     ;; (mutex-unlock! *send-mutex*) ;; DOESN'T SEEM TO HELP
	     res)))))))) ;; res will always be 'ack unless return-method is direct

;;======================================================================

	  (let* ((proc       (udat-work-proc uconn))
		 (start-time (current-milliseconds))
		 (result     (proc rem-host-port qrykey cmd params))
		 (end-time   (current-milliseconds))
		 (run-time   (- end-time start-time)))
	    result))))
      (else
       ((ulex-printer) "ERROR: rdat "rdat", did not match rem-host-port qrykey cmd params")))))

;;======================================================================
;; misc utils
;;======================================================================

(define (pp-uconn uconn)
  (pp (udat->alist uconn)))