Move Linux-specific ifname logic to tun_linux.go and place a generic in tun_other.go

src/yggdrasil/tun_other.go

@@ -2,11 +2,21 @@
 
 package yggdrasil
 
+import water "github.com/songgao/water"
+
 // This is to catch unsupported platforms
 // If your platform supports tun devices, you could try configuring it manually
 
+func (tun *tunDevice) setup(ifname string, addr string, mtu int) error {
+        config := water.Config{ DeviceType: water.TUN }
+	iface, err := water.New(config)
+	if err != nil { panic(err) }
+  tun.iface = iface
+  tun.mtu = mtu //1280 // Lets default to the smallest thing allowed for now
+  return tun.setupAddress(addr)
+}
+
 func (tun *tunDevice) setupAddress(addr string) error {
   tun.core.log.Println("Platform not supported, you must set the address of", tun.iface.Name(), "to", addr)
   return nil
 }
-