diff --git a/common/route/awooter/rust/src/lib.rs b/common/route/awooter/rust/src/lib.rs
index 072909af..a037ec0d 100644
--- a/common/route/awooter/rust/src/lib.rs
+++ b/common/route/awooter/rust/src/lib.rs
@@ -5,6 +5,7 @@ use colored::Colorize;
 #[macro_use]
 mod npnr;
 mod partition;
+mod route;
 
 #[no_mangle]
 pub extern "C" fn npnr_router_awooter(ctx: Option<NonNull<npnr::Context>>) -> bool {
diff --git a/common/route/awooter/rust/src/route.rs b/common/route/awooter/rust/src/route.rs
new file mode 100644
index 00000000..a58d4bc4
--- /dev/null
+++ b/common/route/awooter/rust/src/route.rs
@@ -0,0 +1,18 @@
+use crate::npnr;
+
+pub struct Arc {
+    source_wire: npnr::WireId,
+    source_loc: npnr::Loc,
+    sink_wire: npnr::WireId,
+    sink_loc: npnr::Loc,
+    net: *mut npnr::NetInfo,
+}
+
+impl Arc {
+    pub fn new(source_wire: npnr::WireId, source_loc: npnr::Loc, sink_wire: npnr::WireId, sink_loc: npnr::Loc, net: *mut npnr::NetInfo) -> Self {
+        Self {
+            source_wire, source_loc, sink_wire, sink_loc, net
+        }
+    }
+}
+