1 files changed, 36 insertions, 0 deletions
diff --git a/device/bindsocketshim.go b/device/bindsocketshim.go
new file mode 100644
index 0000000..c4dd4ef
--- /dev/null
+++ b/device/bindsocketshim.go
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: MIT
+ *
+ * Copyright (C) 2017-2019 WireGuard LLC. All Rights Reserved.
+ */
+
+package device
+
+import (
+	"errors"
+
+	"golang.zx2c4.com/wireguard/conn"
+)
+
+// TODO(crawshaw): this method is a compatibility shim. Replace with direct use of conn.
+func (device *Device) BindSocketToInterface4(interfaceIndex uint32, blackhole bool) error {
+	if device.net.bind == nil {
+		return errors.New("Bind is not yet initialized")
+	}
+
+	if iface, ok := device.net.bind.(conn.BindToInterface); ok {
+		return iface.BindToInterface4(interfaceIndex, blackhole)
+	}
+	return nil
+}
+
+// TODO(crawshaw): this method is a compatibility shim. Replace with direct use of conn.
+func (device *Device) BindSocketToInterface6(interfaceIndex uint32, blackhole bool) error {
+	if device.net.bind == nil {
+		return errors.New("Bind is not yet initialized")
+	}
+
+	if iface, ok := device.net.bind.(conn.BindToInterface); ok {
+		return iface.BindToInterface6(interfaceIndex, blackhole)
+	}
+	return nil
+}