show fingerprint

Signed-off-by: 21pages <pages21@163.com>

src/client.rs

@@ -200,7 +200,7 @@ impl Client {
         token: &str,
         conn_type: ConnType,
         interface: impl Interface,
-    ) -> ResultType<(Stream, bool)> {
+    ) -> ResultType<(Stream, bool, Option<Vec<u8>>)> {
         match Self::_start(peer, key, token, conn_type, interface).await {
             Err(err) => {
                 let err_str = err.to_string();
@@ -221,7 +221,7 @@ impl Client {
         token: &str,
         conn_type: ConnType,
         interface: impl Interface,
-    ) -> ResultType<(Stream, bool)> {
+    ) -> ResultType<(Stream, bool, Option<Vec<u8>>)> {
         // to-do: remember the port for each peer, so that we can retry easier
         if hbb_common::is_ip_str(peer) {
             return Ok((
@@ -231,6 +231,7 @@ impl Client {
                 )
                 .await?,
                 true,
+                None,
             ));
         }
         // Allow connect to {domain}:{port}
@@ -238,6 +239,7 @@ impl Client {
             return Ok((
                 socket_client::connect_tcp(peer, RENDEZVOUS_TIMEOUT).await?,
                 true,
+                None,
             ));
         }
         let (mut rendezvous_server, servers, contained) = crate::get_rendezvous_server(1_000).await;
@@ -333,7 +335,7 @@ impl Client {
                                 my_addr.is_ipv4(),
                             )
                             .await?;
-                            Self::secure_connection(
+                            let pk = Self::secure_connection(
                                 peer,
                                 signed_id_pk,
                                 key,
@@ -342,7 +344,7 @@ impl Client {
                                 interface,
                             )
                             .await?;
-                            return Ok((conn, false));
+                            return Ok((conn, false, pk));
                         }
                         _ => {
                             log::error!("Unexpected protobuf msg received: {:?}", msg_in);
@@ -403,7 +405,7 @@ impl Client {
         token: &str,
         conn_type: ConnType,
         interface: impl Interface,
-    ) -> ResultType<(Stream, bool)> {
+    ) -> ResultType<(Stream, bool, Option<Vec<u8>>)> {
         let direct_failures = PeerConfig::load(peer_id).direct_failures;
         let mut connect_timeout = 0;
         const MIN: u64 = 1000;
@@ -473,8 +475,9 @@ impl Client {
         }
         let mut conn = conn?;
         log::info!("{:?} used to establish connection", start.elapsed());
-        Self::secure_connection(peer_id, signed_id_pk, key, &mut conn, direct, interface).await?;
-        Ok((conn, direct))
+        let pk = Self::secure_connection(peer_id, signed_id_pk, key, &mut conn, direct, interface)
+            .await?;
+        Ok((conn, direct, pk))
     }
 
     /// Establish secure connection with the server.
@@ -485,17 +488,19 @@ impl Client {
         conn: &mut Stream,
         direct: bool,
         interface: impl Interface,
-    ) -> ResultType<()> {
+    ) -> ResultType<Option<Vec<u8>>> {
         let rs_pk = get_rs_pk(if key.is_empty() {
             hbb_common::config::RS_PUB_KEY
         } else {
             key
         });
         let mut sign_pk = None;
+        let mut option_pk = None;
         if !signed_id_pk.is_empty() && rs_pk.is_some() {
             if let Ok((id, pk)) = decode_id_pk(&signed_id_pk, &rs_pk.unwrap()) {
                 if id == peer_id {
                     sign_pk = Some(sign::PublicKey(pk));
+                    option_pk = Some(pk.to_vec());
                 }
             }
             if sign_pk.is_none() {
@@ -507,7 +512,7 @@ impl Client {
             None => {
                 // send an empty message out in case server is setting up secure and waiting for first message
                 conn.send(&Message::new()).await?;
-                return Ok(());
+                return Ok(option_pk);
             }
         };
         match timeout(READ_TIMEOUT, conn.next()).await? {
@@ -560,7 +565,7 @@ impl Client {
                 bail!("Reset by the peer");
             }
         }
-        Ok(())
+        Ok(option_pk)
     }
 
     /// Request a relay connection to the server.

src/client/io_loop.rs

@@ -121,9 +121,11 @@ impl<T: InvokeUiSession> Remote<T> {
         )
         .await
         {
-            Ok((mut peer, direct)) => {
+            Ok((mut peer, direct, pk)) => {
                 self.handler.set_connection_type(peer.is_secured(), direct); // flutter -> connection_ready
                 self.handler.set_connection_info(direct, false);
+                self.handler
+                    .set_fingerprint(crate::common::pk_to_fingerprint(pk.unwrap_or_default()));
 
                 // just build for now
                 #[cfg(not(windows))]

src/common.rs

@@ -840,3 +840,17 @@ pub fn is_peer_version_ge(v: &str) -> bool {
 
     false
 }
+
+pub fn pk_to_fingerprint(pk: Vec<u8>) -> String {
+    let s: String = pk.iter().map(|u| format!("{:02x}", u)).collect();
+    s.chars()
+        .enumerate()
+        .map(|(i, c)| {
+            if i > 0 && i % 4 == 0 {
+                format!(" {}", c)
+            } else {
+                format!("{}", c)
+            }
+        })
+        .collect()
+}

src/flutter.rs

@@ -395,6 +395,10 @@ impl InvokeUiSession for FlutterHandler {
         );
     }
 
+    fn set_fingerprint(&self, fingerprint: String) {
+        self.push_event("fingerprint", vec![("fingerprint", &fingerprint)]);
+    }
+
     fn job_error(&self, id: i32, err: String, file_num: i32) {
         self.push_event(
             "job_error",

src/flutter_ffi.rs

@@ -921,6 +921,10 @@ pub fn main_get_permanent_password() -> String {
     ui_interface::permanent_password()
 }
 
+pub fn main_get_fingerprint() -> String {
+    get_fingerprint()
+}
+
 pub fn main_get_online_statue() -> i64 {
     ONLINE.lock().unwrap().values().max().unwrap_or(&0).clone()
 }

src/ipc.rs

@@ -383,6 +383,12 @@ async fn handle(data: Data, stream: &mut Connection) {
                     ));
                 } else if name == "rendezvous_servers" {
                     value = Some(Config::get_rendezvous_servers().join(","));
+                } else if name == "fingerprint" {
+                    value = if Config::get_key_confirmed() {
+                        Some(crate::common::pk_to_fingerprint(Config::get_key_pair().1))
+                    } else {
+                        None
+                    };
                 } else {
                     value = None;
                 }
@@ -690,6 +696,12 @@ pub fn get_permanent_password() -> String {
     }
 }
 
+pub fn get_fingerprint() -> String {
+    get_config("fingerprint")
+        .unwrap_or_default()
+        .unwrap_or_default()
+}
+
 pub fn set_permanent_password(v: String) -> ResultType<()> {
     Config::set_permanent_password(&v);
     set_config("permanent-password", v)

src/lang/ca.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/cn.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "desktop 未安装"),
         ("no_desktop_text_tip", "请安装 desktop"),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", "指纹"),
+        ("Copy Fingerprint", "复制指纹"),
+        ("no fingerprints", "没有指纹"),
     ].iter().cloned().collect();
 }

src/lang/cs.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/da.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/de.rs

@@ -492,7 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "Es ist kein Desktop verfügbar."),
         ("no_desktop_text_tip", "Bitte installieren Sie den GNOME-Desktop."),
         ("No need to elevate", "Erhöhung der Rechte nicht erforderlich"),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", "Neue RDP-Verbindung"),
-        ("Failed to listen on {}: {}", "Lauschen fehlgeschlagen auf Port {}: {}"),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/el.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/eo.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/es.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "No hay escritorio disponible"),
         ("no_desktop_text_tip", "Por favor, instala GNOME Desktop"),
         ("No need to elevate", "No es necesario elevar privilegios"),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", "Nuevo RDP"),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/fa.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "هیچ دسکتاپی در دسترس نیست"),
         ("no_desktop_text_tip", "لطفا دسکتاپ گنوم را نصب کنید"),
         ("No need to elevate", "نیازی به ارتقاء نیست"),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", "ریموت جدید"),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/fr.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/hu.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/id.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/it.rs

@@ -495,5 +495,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("System Sound", "Dispositivo audio sistema"),
         ("Default", "Predefinita"),
         ("New RDP", "Nuovo RDP"),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/ja.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/ko.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/kz.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/lt.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "Nėra pasiekiamų nuotolinių darbalaukių"),
         ("no_desktop_text_tip", "Prašom įdiegti GNOME Desktop"),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/nl.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/pl.rs

@@ -495,5 +495,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("System Sound", "Dźwięk Systemowy"),
         ("Default", "Domyślne"),
         ("New RDP", "Nowe RDP"),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/pt_PT.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/ptbr.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/ro.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/ru.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "Нет доступных рабочих столов"),
         ("no_desktop_text_tip", "Установите GNOME Desktop"),
         ("No need to elevate", "Повышение прав не требуется"),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/sk.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/sl.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/sq.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/sr.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/sv.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/template.rs

@@ -495,5 +495,8 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("System Sound", ""),
         ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/th.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/tr.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/tw.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", "沒有可用的桌面"),
         ("no_desktop_text_tip", "請安裝 GNOME 桌面"),
         ("No need to elevate", "不需要提升權限"),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", "新的 RDP"),
+        ("Fingerprint", "指紋"),
+        ("Copy Fingerprint", "複製指紋"),
+        ("no fingerprints", "沒有指紋"),
     ].iter().cloned().collect();
 }

src/lang/ua.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/lang/vn.rs

@@ -492,6 +492,11 @@ pub static ref T: std::collections::HashMap<&'static str, &'static str> =
         ("no_desktop_title_tip", ""),
         ("no_desktop_text_tip", ""),
         ("No need to elevate", ""),
+        ("System Sound", ""),
+        ("Default", ""),
         ("New RDP", ""),
+        ("Fingerprint", ""),
+        ("Copy Fingerprint", ""),
+        ("no fingerprints", ""),
     ].iter().cloned().collect();
 }

src/port_forward.rs

@@ -154,7 +154,8 @@ async fn connect_and_login_2(
     } else {
         ConnType::PORT_FORWARD
     };
-    let (mut stream, direct) = Client::start(id, key, token, conn_type, interface.clone()).await?;
+    let (mut stream, direct, _pk) =
+        Client::start(id, key, token, conn_type, interface.clone()).await?;
     let mut interface = interface;
     let mut buffer = Vec::new();
     let mut received = false;

src/ui.rs

@@ -470,6 +470,10 @@ impl UI {
         get_version()
     }
 
+    fn get_fingerprint(&self) -> String {
+        get_fingerprint()
+    }
+
     fn get_app_name(&self) -> String {
         get_app_name()
     }
@@ -649,6 +653,7 @@ impl sciter::EventHandler for UI {
         fn get_software_update_url();
         fn get_new_version();
         fn get_version();
+        fn get_fingerprint();
         fn update_me(String);
         fn show_run_without_install();
         fn run_without_install();

src/ui/index.tis

@@ -364,6 +364,7 @@ class MyIdMenu: Reactor.Component {
         var name = handler.get_app_name();
         msgbox("custom-nocancel-nook-hasclose", translate("About") + " " + name, "<div style='line-height: 2em'> \
             <div>Version: " + handler.get_version() + " \
+            <div>Fingerprint: " + handler.get_fingerprint() + " \
             <div .link .custom-event url='https://rustdesk.com/privacy'>Privacy Statement</div> \
             <div .link .custom-event url='https://rustdesk.com'>Website</div> \
             <div style='background: #2c8cff; color: white; padding: 1em; margin-top: 1em;'>Copyright &copy; 2022 Purslane Ltd.\

src/ui/remote.rs

@@ -144,6 +144,8 @@ impl InvokeUiSession for SciterHandler {
         self.call("setConnectionType", &make_args!(is_secured, direct));
     }
 
+    fn set_fingerprint(&self, _fingerprint: String) {}
+
     fn job_error(&self, id: i32, err: String, file_num: i32) {
         self.call("jobError", &make_args!(id, err, file_num));
     }

src/ui_interface.rs

@@ -24,13 +24,12 @@ use hbb_common::{
     rendezvous_proto::*,
 };
 
+use crate::common::SOFTWARE_UPDATE_URL;
 #[cfg(feature = "flutter")]
 use crate::hbbs_http::account;
-use crate::{common::SOFTWARE_UPDATE_URL};
 #[cfg(not(any(target_os = "ios")))]
 use crate::ipc;
 
-
 type Message = RendezvousMessage;
 
 pub type Children = Arc<Mutex<(bool, HashMap<(String, String), Child>)>>;
@@ -515,8 +514,7 @@ pub fn get_error() -> String {
     #[cfg(target_os = "linux")]
     {
         let dtype = crate::platform::linux::get_display_server();
-        if crate::platform::linux::DISPLAY_SERVER_WAYLAND == dtype
-        {
+        if crate::platform::linux::DISPLAY_SERVER_WAYLAND == dtype {
             return crate::server::wayland::common_get_error();
         }
         if dtype != crate::platform::linux::DISPLAY_SERVER_X11 {
@@ -852,6 +850,17 @@ pub fn get_user_default_option(key: String) -> String {
     UserDefaultConfig::load().get(&key)
 }
 
+pub fn get_fingerprint() -> String {
+    #[cfg(any(target_os = "android", target_os = "ios"))]
+    if Config::get_key_confirmed() {
+        return crate::common::pk_to_fingerprint(Config::get_key_pair().1);
+    } else {
+        return "".to_owned();
+    }
+    #[cfg(not(any(target_os = "android", target_os = "ios")))]
+    return ipc::get_fingerprint();
+}
+
 // notice: avoiding create ipc connection repeatedly,
 // because windows named pipe has serious memory leak issue.
 #[cfg(not(any(target_os = "android", target_os = "ios")))]

src/ui_session_interface.rs

@@ -889,6 +889,7 @@ pub trait InvokeUiSession: Send + Sync + Clone + 'static + Sized + Default {
     fn close_success(&self);
     fn update_quality_status(&self, qs: QualityStatus);
     fn set_connection_type(&self, is_secured: bool, direct: bool);
+    fn set_fingerprint(&self, fingerprint: String);
     fn job_error(&self, id: i32, err: String, file_num: i32);
     fn job_done(&self, id: i32, file_num: i32);
     fn clear_all_jobs(&self);