Initial work for receiving HTTPU broadcasts.

cmd/example_httpu_serving/example_httpu_serving.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"log"
+	"net"
+	"net/http"
+
+	"github.com/huin/goupnp/httpu"
+)
+
+func main() {
+	eth0, err := net.InterfaceByName("eth0")
+	if err != nil {
+		log.Fatal(err)
+	}
+	srv := httpu.Server{
+		Addr:      "239.255.255.250:1900",
+		Interface: eth0,
+		Handler: httpu.HandlerFunc(func(r *http.Request) {
+			log.Printf("Got %s %s message from %v: %v", r.Method, r.URL.Path, r.RemoteAddr, r.Header)
+		}),
+	}
+	err = srv.ListenAndServe()
+	log.Printf("Serving failed with error: %v", err)
+}