disconnect instruction

guacamole/client/web/javascript/guacamole.js

@@ -575,16 +575,7 @@ function VNCClient(display) {
                 && currentState != STATE_DISCONNECTING) {
 
             setState(STATE_DISCONNECTING);
-
-            // Attempt disdisconnection
-            var disconnect_xmlhttprequest = new XMLHttpRequest();
-            disconnect_xmlhttprequest.open("GET", "disconnect", false);
-            disconnect_xmlhttprequest.send(null);
-
-            // Handle result (and check for errors) 
-            var message = new GuacamoleMessage(disconnect_xmlhttprequest.responseXML);
-            handleErrors(message);
-
+            sendMessage("disconnect;"); // End session
             setState(STATE_DISCONNECTED);
         }
 

guacamole/libguac/client.c

@@ -167,6 +167,10 @@ void guac_start_client(guac_client* client) {
                             );
                     }
 
+                    else if (strcmp(instruction.opcode, "disconnect") == 0) {
+                        return;
+                    }
+
                 } while ((retval = guac_read_instruction(io, &instruction)) > 0);
 
                 if (retval < 0)