1. fix get_api_server.

2. add device info in LoginRequest

src/common.rs

@@ -451,6 +451,7 @@ pub fn run_me<T: AsRef<std::ffi::OsStr>>(args: Vec<T>) -> std::io::Result<std::p
     }
 }
 
+#[inline]
 pub fn username() -> String {
     // fix bug of whoami
     #[cfg(not(any(target_os = "android", target_os = "ios")))]
@@ -459,6 +460,14 @@ pub fn username() -> String {
     return DEVICE_NAME.lock().unwrap().clone();
 }
 
+#[inline]
+pub fn hostname() -> String {
+    #[cfg(not(any(target_os = "android", target_os = "ios")))]
+    return whoami::hostname();
+    #[cfg(any(target_os = "android", target_os = "ios"))]
+    return DEVICE_NAME.lock().unwrap().clone();
+}
+
 #[inline]
 pub fn check_port<T: std::string::ToString>(host: T, port: i32) -> String {
     hbb_common::socket_client::check_port(host, port)
@@ -581,9 +590,9 @@ pub fn get_api_server(api: String, custom: String) -> String {
     if !s0.is_empty() {
         let s = crate::increase_port(&s0, -2);
         if s == s0 {
-            format!("http://{}:{}", s, config::RENDEZVOUS_PORT - 2);
+            return format!("http://{}:{}", s, config::RENDEZVOUS_PORT - 2);
         } else {
-            format!("http://{}", s);
+            return format!("http://{}", s);
         }
     }
     "https://admin.rustdesk.com".to_owned()

src/flutter_ffi.rs

@@ -523,6 +523,10 @@ pub fn main_get_sound_inputs() -> Vec<String> {
     vec![String::from("")]
 }
 
+pub fn main_get_hostname() -> SyncReturn<String> {
+    SyncReturn(crate::common::hostname())
+}
+
 pub fn main_change_id(new_id: String) {
     change_id(new_id)
 }