diff --git a/wpa_supplicant/hidl/hidl_return_macros.h b/wpa_supplicant/hidl/hidl_return_macros.h
deleted file mode 100644
index 25e8f49..0000000
--- a/wpa_supplicant/hidl/hidl_return_macros.h
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * hidl interface for wpa_supplicant daemon
- * Copyright (c) 2004-2016, Jouni Malinen <j@w1.fi>
- * Copyright (c) 2004-2016, Roshan Pius <rpius@google.com>
- *
- * This software may be distributed under the terms of the BSD license.
- * See README for more details.
- */
-
-// Macros to invoke the _hidl_cb to return status along with any return values.
-#define HIDL_RETURN(status_code, ...)                         \
-	do {                                                  \
-		SupplicantStatus status{.code = status_code}; \
-		_hidl_cb(status, ##__VA_ARGS__);              \
-		return Void();                                \
-	} while (false)
diff --git a/wpa_supplicant/hidl/hidl_return_util.h b/wpa_supplicant/hidl/hidl_return_util.h
new file mode 100644
index 0000000..c077fc8
--- /dev/null
+++ b/wpa_supplicant/hidl/hidl_return_util.h
@@ -0,0 +1,101 @@
+/*
+ * hidl interface for wpa_supplicant daemon
+ * Copyright (c) 2004-2016, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2004-2016, Roshan Pius <rpius@google.com>
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef HIDL_RETURN_UTIL_H_
+#define HIDL_RETURN_UTIL_H_
+
+namespace android {
+namespace hardware {
+namespace wifi {
+namespace supplicant {
+namespace V1_0 {
+namespace implementation {
+namespace hidl_return_util {
+
+/**
+ * These utility functions are used to invoke a method on the provided
+ * HIDL interface object.
+ * These functions checks if the provided HIDL interface object is valid.
+ * a) if valid, Invokes the corresponding internal implementation function of
+ * the HIDL method. It then invokes the HIDL continuation callback with
+ * the status and any returned values.
+ * b) if invalid, invokes the HIDL continuation callback with the
+ * provided error status and default values.
+ */
+// Use for HIDL methods which return only an instance of SupplicantStatus.
+template <typename ObjT, typename WorkFuncT, typename... Args>
+Return<void> validateAndCall(
+    ObjT* obj, SupplicantStatusCode status_code_if_invalid, WorkFuncT&& work,
+    const std::function<void(const SupplicantStatus&)>& hidl_cb, Args&&... args)
+{
+	if (obj->isValid()) {
+		hidl_cb((obj->*work)(std::forward<Args>(args)...));
+	} else {
+		hidl_cb({status_code_if_invalid, ""});
+	}
+	return Void();
+}
+
+// Use for HIDL methods which return instance of SupplicantStatus and a single
+// return value.
+template <typename ObjT, typename WorkFuncT, typename ReturnT, typename... Args>
+Return<void> validateAndCall(
+    ObjT* obj, SupplicantStatusCode status_code_if_invalid, WorkFuncT&& work,
+    const std::function<void(const SupplicantStatus&, ReturnT)>& hidl_cb,
+    Args&&... args)
+{
+	if (obj->isValid()) {
+		const auto& ret_pair =
+		    (obj->*work)(std::forward<Args>(args)...);
+		const SupplicantStatus& status = std::get<0>(ret_pair);
+		const auto& ret_value = std::get<1>(ret_pair);
+		hidl_cb(status, ret_value);
+	} else {
+		hidl_cb(
+		    {status_code_if_invalid, ""},
+		    typename std::remove_reference<ReturnT>::type());
+	}
+	return Void();
+}
+
+// Use for HIDL methods which return instance of SupplicantStatus and 2 return
+// values.
+template <
+    typename ObjT, typename WorkFuncT, typename ReturnT1, typename ReturnT2,
+    typename... Args>
+Return<void> validateAndCall(
+    ObjT* obj, SupplicantStatusCode status_code_if_invalid, WorkFuncT&& work,
+    const std::function<void(const SupplicantStatus&, ReturnT1, ReturnT2)>&
+	hidl_cb,
+    Args&&... args)
+{
+	if (obj->isValid()) {
+		const auto& ret_tuple =
+		    (obj->*work)(std::forward<Args>(args)...);
+		const SupplicantStatus& status = std::get<0>(ret_tuple);
+		const auto& ret_value1 = std::get<1>(ret_tuple);
+		const auto& ret_value2 = std::get<2>(ret_tuple);
+		hidl_cb(status, ret_value1, ret_value2);
+	} else {
+		hidl_cb(
+		    {status_code_if_invalid, ""},
+		    typename std::remove_reference<ReturnT1>::type(),
+		    typename std::remove_reference<ReturnT2>::type());
+	}
+	return Void();
+}
+
+}  // namespace hidl_util
+}  // namespace implementation
+}  // namespace V1_0
+}  // namespace supplicant
+}  // namespace wifi
+}  // namespace hardware
+}  // namespace android
+#endif  // HIDL_RETURN_UTIL_H_