默认使用广播代替组播、精简依赖

switch/src/tun_tap_device/unix.rs

@@ -5,7 +5,7 @@ use bytes::BufMut;
 use tun::platform::posix::{Reader, Writer};
 use std::net::Ipv4Addr;
 use std::os::unix::io::AsRawFd;
-use crossbeam::atomic::AtomicCell;
+use crossbeam_utils::atomic::AtomicCell;
 #[cfg(any(target_os = "linux", target_os = "android"))]
 use tun::platform::linux::Device;
 #[cfg(any(target_os = "macos", target_os = "ios"))]

switch/src/tun_tap_device/windows.rs

@@ -2,7 +2,7 @@ use std::{io, thread};
 use std::net::Ipv4Addr;
 use std::sync::Arc;
 use std::time::Duration;
-use crossbeam::atomic::AtomicCell;
+use crossbeam_utils::atomic::AtomicCell;
 use libloading::Library;
 use parking_lot::Mutex;
 use packet::ethernet;