实现键盘动作

ESP32/my_usb_project/rust_app/src/lib.rs

@@ -32,28 +32,22 @@ extern "C" {
 
 /// 日志函数
 fn log_info(message: &'static str) {
-    // 转换 Rust 静态字符串为 C 字符串
-    let tag = b"RustApp\0";
-    
-    // 直接使用静态字符串的指针，确保它在整个程序生命周期内有效
-    // 注意：Rust 的字符串字面量已经以 null 结尾
-    let msg_ptr = message.as_ptr();
-    
+    let tag = b"RustApp\0";    
     unsafe {
-        rust_esp_log_i(tag.as_ptr(), msg_ptr);
+        rust_esp_log_i(tag.as_ptr(), message.as_ptr());
     }
 }
 
 #[no_mangle]
-extern "C" fn rust_app_main() {
+extern "C" fn rust_app_main() -> !{
     // 初始化代码 - 添加延迟确保系统稳定
     unsafe {
         rust_vTaskDelay(100); // 等待 1 秒让系统稳定
     }
     
-    log_info("========================");
-    log_info("Rust app started");
-    log_info("========================");
+    log_info("========================\0");
+    log_info("Rust app started\0");
+    log_info("========================\0");
     
     // 等待 USB 挂载成功
     wait_usb_mounted();
@@ -62,13 +56,13 @@ extern "C" fn rust_app_main() {
     loop {
         // 每 5 秒 (500 ticks @ 10ms/tick) 按下一个随机键
         if tick_count % 500 == 0 {
-            log_info("Sending random key...");
+            log_info("Sending random key...\0");
             send_random_key();
         }
         
         // 每 6 秒 (600 ticks @ 10ms/tick) 随机移动一下鼠标
         if tick_count % 600 == 0 {
-            log_info("Sending random mouse move...");
+            log_info("Sending random mouse move...\0");
             send_random_mouse_move();
         }
         
@@ -87,8 +81,8 @@ extern "C" fn rust_app_main() {
 
 /// 等待 USB 挂载成功
 fn wait_usb_mounted() {
-    log_info("Waiting for USB to mount...");
-    log_info("Please connect USB OTG cable to host");
+    log_info("Waiting for USB to mount...\0");
+    log_info("Please connect USB OTG cable to host\0");
     
     let mut retry_count = 0;
     loop {
@@ -97,13 +91,13 @@ fn wait_usb_mounted() {
         };
         
         if mounted {
-            log_info("USB mounted successfully!");
+            log_info("USB mounted successfully!\0");
             break;
         }
         
         retry_count += 1;
         if retry_count % 50 == 0 {  // 每 5 秒输出一次
-            log_info("Still waiting for USB connection...");
+            log_info("Still waiting for USB connection...\0");
         }
         
         // 喂看门狗，防止复位
@@ -126,7 +120,7 @@ fn send_random_key() {
     };
     
     if !mounted {
-        log_info("USB not mounted, skipping key press");
+        log_info("USB not mounted, skipping key press\0");
         return;
     }
     
@@ -136,13 +130,13 @@ fn send_random_key() {
     
     // 发送随机键按下事件
     let keycode = [random_key, 0, 0, 0, 0, 0];
-    log_info("Sending key press event");
+    log_info("Sending key press event\0");
     unsafe {
         rust_send_keyboard_report(REPORT_ID_KEYBOARD, 0, keycode.as_ptr());
     }
 
     // 等待 50ms (5 ticks @ 10ms/tick)
-    log_info("Waiting 50ms...");
+    log_info("Waiting 50ms...\0");
     unsafe {
         rust_vTaskDelay(5);
     }
@@ -153,13 +147,13 @@ fn send_random_key() {
     };
     
     if !mounted {
-        log_info("USB not mounted, skipping key release");
+        log_info("USB not mounted, skipping key release\0");
         return;
     }
 
     // 发送随机键释放事件
     let keycode = [0, 0, 0, 0, 0, 0];
-    log_info("Sending key release event");
+    log_info("Sending key release event\0");
     unsafe {
         rust_send_keyboard_report(REPORT_ID_KEYBOARD, 0, keycode.as_ptr());
     }
@@ -167,22 +161,12 @@ fn send_random_key() {
 
 /// 发送随机鼠标移动事件
 fn send_random_mouse_move() {
-    // 检查 USB 是否仍然挂载
-    let mounted = unsafe {
-        rust_is_usb_mounted()
-    };
-    
-    if !mounted {
-        log_info("USB not mounted, skipping mouse move");
-        return;
-    }
-    
     // 生成随机的鼠标移动距离 (-10 到 10 之间)
     let random_x = (get_random_u32() % 21) as i8 - 10;
     let random_y = (get_random_u32() % 21) as i8 - 10;
     
     // 发送鼠标移动事件
-    log_info("Sending mouse move event");
+    log_info("Sending mouse move event\0");
     unsafe {
         rust_send_mouse_report(REPORT_ID_MOUSE, 0, random_x, random_y, 0, 0);
     }