time out when client too slow

Cargo.lock

@@ -86,7 +86,7 @@ dependencies = [
 
 [[package]]
 name = "revpfw3"
-version = "0.4.0"
+version = "0.4.1"
 dependencies = [
  "enum-ordinalize",
  "serial",

Cargo.toml

@@ -3,7 +3,7 @@ name = "revpfw3"
 repository = "https://github.com/tudbut/revpfw3"
 description = "A tool to bypass portforwarding restrictions using some cheap VServer"
 license = "MIT"
-version = "0.4.0"
+version = "0.4.3"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html

src/server.rs

@@ -36,9 +36,12 @@ pub fn server(port: u16, key: &str, sleep_delay_ms: u64) {
     let mut buf8 = [0u8; 8];
     let mut buf16 = [0u8; 16];
     let mut buf = [0; 1024];
-    let tcpl = TcpListener::bind(("0.0.0.0", port)).unwrap();
+    let tcpl = TcpListener::bind(("::0", port)).unwrap();
     let mut tcp = loop {
         let Ok(mut tcp) = tcpl.accept() else { continue };
+        tcp.0
+            .set_read_timeout(Some(Duration::from_secs(5)))
+            .unwrap();
         let Ok(()) = tcp.0.read_exact(&mut buf4) else {
             tcp.0.shutdown(Shutdown::Both).unwrap();
             continue;