TCP,UDP, ECHO

Dependencies:   mbed mbed-rtos EthernetInterface

Revision:
7:a5ead1402704
Parent:
3:36fd3cfad85a
Child:
8:23b1fba109b0
--- a/main.cpp	Tue Jun 04 16:07:06 2013 +0100
+++ b/main.cpp	Mon May 04 22:47:02 2015 +0000
@@ -7,7 +7,7 @@
     EthernetInterface eth;
     eth.init(); //Use DHCP
     eth.connect();
-    printf("IP Address is %s\n", eth.getIPAddress());
+    printf("\nServer IP Address is %s\n", eth.getIPAddress());
     
     TCPSocketServer server;
     server.bind(ECHO_SERVER_PORT);
@@ -25,6 +25,22 @@
             int n = client.receive(buffer, sizeof(buffer));
             if (n <= 0) break;
             
+            // print received message to terminal
+            buffer[n] = '\0';
+            printf("Received message from Client :'%s'\n",buffer);
+            
+            // reverse the message
+            char temp;
+            for(int f = 0, l = n-1; f<l; f++,l--){
+                temp = buffer[f];
+                buffer[f] = buffer[l];
+                buffer[l] = temp;
+                }
+            
+            // print reversed message to terminal
+            printf("Sending message to Client: '%s'\n",buffer);
+            
+            // Echo received message back to client
             client.send_all(buffer, n);
             if (n <= 0) break;
         }