api: Separate the Net interface from Common

api/proxy_util.go

@@ -0,0 +1,30 @@
+package api
+
+import "reflect"
+
+var _internalField = "Internal"
+
+// GetInternalStructs extracts all pointers to 'Internal' sub-structs from the provided pointer to a proxy struct
+func GetInternalStructs(in interface{}) []interface{} {
+	return getInternalStructs(reflect.ValueOf(in).Elem())
+}
+
+func getInternalStructs(rv reflect.Value) []interface{} {
+	var out []interface{}
+
+	internal := rv.FieldByName(_internalField)
+	ii := internal.Addr().Interface()
+	out = append(out, ii)
+
+	for i := 0; i < rv.NumField(); i++ {
+		if rv.Type().Field(i).Name == _internalField {
+			continue
+		}
+
+		sub := getInternalStructs(rv.Field(i))
+
+		out = append(out, sub...)
+	}
+
+	return out
+}