feat: 新增安卓平台支持

src/hid/ch9329.rs

@@ -36,7 +36,6 @@ const RECONNECT_DELAY_MS: u64 = 2000;
 
 const INIT_WAIT_MS: u64 = 3000;
 
-
 struct Ch9329RuntimeState {
     initialized: AtomicBool,
     online: AtomicBool,
@@ -843,8 +842,8 @@ impl HidBackend for Ch9329Backend {
 
 #[cfg(test)]
 mod tests {
-    use super::*;
     use super::ch9329_proto::{build_packet, calculate_checksum};
+    use super::*;
 
     #[test]
     fn test_packet_building() {

src/hid/ch9329_proto.rs

@@ -167,7 +167,10 @@ pub fn calculate_checksum(data: &[u8]) -> u8 {
 
 #[inline]
 pub fn build_packet_buf(address: u8, cmd: u8, data: &[u8]) -> ([u8; MAX_PACKET_SIZE], usize) {
-    debug_assert!(data.len() <= MAX_DATA_LEN, "Data too long for CH9329 packet");
+    debug_assert!(
+        data.len() <= MAX_DATA_LEN,
+        "Data too long for CH9329 packet"
+    );
 
     let len = data.len() as u8;
     let packet_len = 6 + data.len();

src/hid/mod.rs

@@ -1,8 +1,8 @@
 //! HID path: browser (WebSocket or WebRTC DataChannel) → queue → OTG gadget or CH9329.
 
 pub mod backend;
-mod ch9329_proto;
 pub mod ch9329;
+mod ch9329_proto;
 pub mod consumer;
 pub mod datachannel;
 mod factory;

src/hid/otg.rs

@@ -4,6 +4,7 @@
 //! Polled timed writes (JetKVM-style). Treat `ESHUTDOWN` (108) by closing handles and reopening; keep fd on `EAGAIN` (11). Host/gadget teardown during MSD resembles PiKVM. <https://github.com/raspberrypi/linux/issues/4373>
 
 use async_trait::async_trait;
+use nix::poll::{poll, PollFd, PollFlags, PollTimeout};
 use parking_lot::Mutex;
 use std::fs::{self, File, OpenOptions};
 use std::io::Read;
@@ -14,7 +15,6 @@ use std::sync::atomic::{AtomicBool, AtomicU8, Ordering};
 use std::sync::Arc;
 use std::thread;
 use std::time::Duration;
-use nix::poll::{poll, PollFd, PollFlags, PollTimeout};
 use tokio::sync::watch;
 use tracing::{debug, info, trace, warn};
 
@@ -222,15 +222,7 @@ impl OtgBackend {
     }
 
     fn find_udc() -> Option<String> {
-        let udc_path = PathBuf::from("/sys/class/udc");
-        if let Ok(entries) = fs::read_dir(&udc_path) {
-            for entry in entries.flatten() {
-                if let Some(name) = entry.file_name().to_str() {
-                    return Some(name.to_string());
-                }
-            }
-        }
-        None
+        crate::otg::configfs::find_udc()
     }
 
     /// PiKVM-style: drop handle if node missing; reopen when path reappears.