1 files changed, 10 insertions, 0 deletions
diff --git a/src/platform/tun.rs b/src/platform/tun.rs
new file mode 100644
index 0000000..45fd591
--- /dev/null
+++ b/src/platform/tun.rs
@@ -0,0 +1,10 @@
+use std::sync::atomic::AtomicUsize;
+use std::sync::Arc;
+
+pub trait Tun: Send + Sync {
+    type Error;
+
+    fn new(mtu: Arc<AtomicUsize>) -> Self;
+    fn read(&self, dst: &mut [u8]) -> Result<usize, Self::Error>;
+    fn write(&self, src: &[u8]) -> Result<(), Self::Error>;
+}