feat: sign works

src/register.rs

@@ -4,7 +4,7 @@ use authenticator::authenticatorservice::AuthenticatorService;
 use authenticator::statecallback::StateCallback;
 use authenticator::{RegisterFlags, StatusUpdate};
 use sha2::{Digest, Sha256};
-use std::sync::mpsc::{channel, RecvError};
+use std::sync::mpsc::channel;
 use std::thread;
 use rust_util::XResult;
 use rand::Rng;
@@ -85,7 +85,7 @@ impl Command for CommandImpl {
                 Ok(StatusUpdate::Success { dev_info }) => {
                     debugging!("STATUS: success using device: {}", dev_info);
                 }
-                Err(RecvError) => {
+                Err(_recv_error) => {
                     debugging!("STATUS: end");
                     return;
                 }
@@ -116,6 +116,7 @@ impl Command for CommandImpl {
         success!("Device info: {}", &device_info);
         let credential = u2f_get_key_handle_from_register_response(&register_data).unwrap();
         success!("Key handle: {}", base64::encode(&credential));
+        success!("Key handle: {}", hex::encode(&credential));
 
         Ok(())
     }