less unsafe code

input-capture/src/windows/event_thread.rs

@@ -162,12 +162,11 @@ fn start_routine(
     request_buffer: Arc<Mutex<Vec<ClientUpdate>>>,
 ) {
     EVENT_TX.replace(Some(event_tx));
-    unsafe {
     /* communicate thread id */
     {
         let (cnd, mtx) = &*ready;
         let mut ready = mtx.lock().unwrap();
-            *ready = Some(GetCurrentThreadId());
+        *ready = Some(unsafe { GetCurrentThreadId() });
         cnd.notify_one();
     }
 
@@ -176,10 +175,12 @@ fn start_routine(
     let window_proc: WNDPROC = Some(window_proc);
 
     /* register hooks */
+    unsafe {
         let _ = SetWindowsHookExW(WH_MOUSE_LL, mouse_proc, HINSTANCE::default(), 0).unwrap();
         let _ = SetWindowsHookExW(WH_KEYBOARD_LL, kybrd_proc, HINSTANCE::default(), 0).unwrap();
+    }
 
-        let instance = GetModuleHandleW(None).unwrap();
+    let instance = unsafe { GetModuleHandleW(None).unwrap() };
     let window_class: WNDCLASSW = WNDCLASSW {
         lpfnWndProc: window_proc,
         hInstance: instance.into(),
@@ -193,13 +194,16 @@ fn start_routine(
         .is_ok()
     {
         /* register window class if not yet done so */
+        unsafe {
             let ret = RegisterClassW(&window_class);
             if ret == 0 {
                 panic!("RegisterClassW");
             }
         }
+    }
 
     /* window is used ro receive WM_DISPLAYCHANGE messages */
+    unsafe {
         CreateWindowExW(
             Default::default(),
             w!("lan-mouse-message-window-class"),
@@ -215,6 +219,7 @@ fn start_routine(
             None,
         )
         .expect("CreateWindowExW");
+    }
 
     /* run message loop */
     loop {
@@ -247,6 +252,7 @@ fn start_routine(
             }
         } else {
             /* other messages for window_procs */
+            unsafe {
                 let _ = TranslateMessage(&msg);
                 DispatchMessageW(&msg);
             }