message: Simplify handshake function
diff: @@ -34,7 +34,7 @@ fn handshake(now: Instant, client: &mut SecretAgent, server: &mut SecretAgent) {
  HandshakeState::Complete(_) | HandshakeState::Failed(_) => true,
  _ => false,
  };
  - while !is_done(a) || !is_done(b) {
  + while !is_done(b) {
  records = match forward_records(now, &mut b, records) {
  Ok(r) => r,
  _ => {
  