1 files changed, 43 insertions, 0 deletions
diff --git a/src/platform/dummy/tun/void.rs b/src/platform/dummy/tun/void.rs
new file mode 100644
index 0000000..0777541
--- /dev/null
+++ b/src/platform/dummy/tun/void.rs
@@ -0,0 +1,43 @@
+/*
+// This code provides a "void" implementation of the tunnel interface:
+// The implementation never reads and immediately discards any write without error
+//
+// This is used during benchmarking and profiling of the inbound path.
+
+use super::*;
+
+pub struct VoidTun {}
+
+pub struct VoidReader {}
+
+pub struct VoidWriter {}
+
+impl Tun for VoidTun {
+    type Writer = VoidWriter;
+    type Reader = VoidReader;
+    type Error = TunError;
+}
+
+
+impl Reader for VodReader {
+    type Error = TunError;
+
+    fn write(&self, src: &[u8]) -> Result<(), Self::Error> {
+        debug!(
+            "dummy::TUN({}) : write ({}, {})",
+            self.id,
+            src.len(),
+            hex::encode(src)
+        );
+        if self.store {
+            let m = src.to_owned();
+            match self.tx.lock().unwrap().send(m) {
+                Ok(_) => Ok(()),
+                Err(_) => Err(TunError::Disconnected),
+            }
+        } else {
+            Ok(())
+        }
+    }
+}
+*/