use usocket in osc-examples for portability

osc-examples.lisp

@@ -14,75 +14,78 @@
 ;; Commentry
 ;;
 ;;  These examples are currently sbcl specific, but should be easily ported to
-;;  work with trivial-sockets, acl-compat or something similar. They should be
-;;  able to explain enough to get you started. ..
+;;  work with trivial-sockets, acl-compat or something similar.
+;;  They should be enough to get you started.
 ;;
 ;;  eg. listen on port 6667 for incoming messages
 ;;
-;;   (osc-listen 6667)
+;;   (osc-receive-test 6667)
 ;;
-;;  eg. listen on port 6667 and send to 10.0.89:6668
-;;     note the ip# is formatted as a vector
+;;  send a test message to localhost port 6668
 ;;
-;;   (osc-reflector 6667 #(10 0 0 89) 6668)
+;;   (osc-send-test "localhost" 6668)
+;;
+;;  listen on port 6667 and send to 10.0.89:6668
+;;                     (note the ip# is formatted as a vector)
+;;
+;;   (osc-reflector-test 6667 #(10 0 0 89) 6668)
 ;;
 ;;;;;:::;;: ;     ; ;::: ;     ;; ;;     ;        ;;      ;
 
-(require :sb-bsd-sockets)
-(use-package :osc)
-(use-package :sb-bsd-sockets)
+(eval-when (:compile-toplevel :load-toplevel)
+  (ql:quickload :osc)
+  (ql:quickload :usocket)
+  (use-package :osc)
+  (use-package :usocket))
 
 
-(defun osc-listen (port)
+(defun osc-listen-test (port)
   "a basic test function which attempts to decode an osc message a given port."
-  (let ((s (make-udp-socket))
+  (let ((s (socket-connect nil nil
+                           :local-port port
+                           :protocol :datagram
+                           :element-type '(unsigned-byte 8)))
         (buffer (make-sequence '(vector (unsigned-byte 8)) 1024)))
-    (socket-bind s #(0 0 0 0) port)
     (format t "listening on localhost port ~A~%~%" port)
     (unwind-protect
          (loop do
-              (socket-receive s buffer nil)
-              (format t "receiveded -=> ~S~%" (osc:decode-bundle buffer)))
+               (socket-receive s buffer (length buffer))
+               (format t "received -=> ~S~%" (osc:decode-bundle buffer)))
       (when s (socket-close s)))))
 
 
-(defun osc-reflector (listen-port send-ip send-port)
-  "reflector.. . listens on a given port and sends out on another
-   note ip#s need to be in the format #(127 0 0 1) for now.. ."
-  (let ((in (make-udp-socket))
-        (out (make-udp-socket))
-        (buffer (make-sequence '(vector (unsigned-byte 8)) 512)))
-    (socket-bind in #(0 0 0 0) listen-port)
-    (socket-connect out send-ip send-port)
-    (let ((stream
-           (socket-make-stream
-            out :input t :output t
-            :element-type '(unsigned-byte 8) :buffering :full)))
-      (unwind-protect
-           (loop do
-                (socket-receive in buffer nil)
-                (let ((oscuff (osc:decode-bundle buffer)))
-                  (format t "glonked -=> message with ~S~% arg(s)"
-                          (length oscuff))
-                  (write-stream-t1 stream oscuff)))
-        (when in (socket-close in))
-        (when out (socket-close out))))))
+(defun osc-send-test (host port)
+  "a basic test function which sends osc test message to a given port/hostname."
+  (let ((s (socket-connect host port
+                           :protocol :datagram
+                           :element-type '(unsigned-byte 8)))
+        (b (osc:encode-message "/foo/bar" "baz" 1 2 3 (coerce PI 'single-float))))
+    (format t "listening on localhost port ~A~%~%" port)
+    (unwind-protect
+         (socket-send s b (length b))
+      (when s (socket-close s)))))
 
 
-(defun make-udp-socket()
-  (make-instance 'inet-socket :type :datagram :protocol :udp))
+(defun osc-reflector-test (listen-port send-host send-port)
+  "reflector. listens on a given port and sends out on another."
+  (let ((in (socket-connect nil nil
+                            :local-port listen-port
+                            :protocol :datagram
+                            :element-type '(unsigned-byte 8)))
+        (out (socket-connect send-host send-port
+                             :protocol :datagram
+                             :element-type '(unsigned-byte 8)))
+        (buffer (make-sequence '(vector (unsigned-byte 8)) 1024)))
+    (unwind-protect
+         (loop do
+               (socket-receive in buffer (length buffer))
+               (format t "glonked -=> message: ~{~A, ~}~%"
+                       (osc:decode-bundle buffer))
+               (let ((mess (apply #'osc:encode-message
+                                  (cons "/echo"
+                                        (osc:decode-message buffer)))))
+                 (socket-send out mess (length mess))))
+      (when in (socket-close in))
+      (when out (socket-close out)))))
 
-(defun write-stream-t1 (stream osc-message)
-  "writes a given message to a stream. keep in mind that when using a
-   buffered stream any funtion writing to the stream should
-   call (finish-output stream) after it sends the mesages,. ."
-  (write-sequence
-   (osc:encode-message "/bzzp" "got" "it" )
-   stream)
-  (finish-output stream))
-
-(defmacro osc-write-to-stream (stream &body args)
-  `(progn (write-sequence (osc:encode-message ,@args) ,stream)
-          (finish-output ,stream)))
-
-;end
+;;end