From 77837552075762e94b9c8899d43e2f3857bd052e Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Thu, 16 Mar 2017 04:34:42 +0100
Subject: main.rs: Copy UdpSocket example to test out sockets

Copies the example given at
https://doc.rust-lang.org/std/net/struct.UdpSocket.html to experiment
with receiving and sending data over the socket.
---
 src/main.rs | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/main.rs b/src/main.rs
index e7a11a9..f803e1d 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,3 +1,21 @@
+use std::net::UdpSocket;
+use std::io;
+
+fn make_socket() -> io::Result<()> {
+    let mut socket = try!(UdpSocket::bind("127.0.0.1:34254"));
+
+    // read from the socket
+    let mut buf = [0; 10];
+    let (amt, src) = try!(socket.recv_from(&mut buf));
+
+    // send a reply to the socket we received data from
+    let buf = &mut buf[..amt];
+    buf.reverse();
+    try!(socket.send_to(buf, &src));
+
+    Ok(())
+}
+
 fn main() {
-    println!("Hello, world!");
+    make_socket();
 }
-- 
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