status: Add return_need_more() utility function

src/libcharon/sa/ikev2/tasks/ike_dpd.c

@@ -32,12 +32,6 @@ struct private_ike_dpd_t {
 	ike_dpd_t public;
 };
 
-METHOD(task_t, return_need_more, status_t,
-	private_ike_dpd_t *this, message_t *message)
-{
-	return NEED_MORE;
-}
-
 METHOD(task_t, get_type, task_type_t,
 	private_ike_dpd_t *this)
 {
@@ -48,7 +42,6 @@ METHOD(task_t, get_type, task_type_t,
 METHOD(task_t, migrate, void,
 	private_ike_dpd_t *this, ike_sa_t *ike_sa)
 {
-
 }
 
 METHOD(task_t, destroy, void,
@@ -76,13 +69,13 @@ ike_dpd_t *ike_dpd_create(bool initiator)
 
 	if (initiator)
 	{
-		this->public.task.build = _return_need_more;
+		this->public.task.build = (void*)return_need_more;
 		this->public.task.process = (void*)return_success;
 	}
 	else
 	{
 		this->public.task.build = (void*)return_success;
-		this->public.task.process = _return_need_more;
+		this->public.task.process = (void*)return_need_more;
 	}
 
 	return &this->public;

src/libstrongswan/utils/utils/status.c

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008-2014 Tobias Brunner
+ * Copyright (C) 2008-2018 Tobias Brunner
  * Copyright (C) 2005-2008 Martin Willi
  *
  * Copyright (C) secunet Security Networks AG
@@ -32,18 +32,26 @@ ENUM(status_names, SUCCESS, NEED_MORE,
 	"NEED_MORE",
 );
 
-/**
- * returns FAILED
+/*
+ * Described in header
  */
 status_t return_failed()
 {
 	return FAILED;
 }
 
-/**
- * returns SUCCESS
+/*
+ * Described in header
  */
 status_t return_success()
 {
 	return SUCCESS;
 }
+
+/*
+ * Described in header
+ */
+status_t return_need_more()
+{
+	return NEED_MORE;
+}

src/libstrongswan/utils/utils/status.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2008-2014 Tobias Brunner
+ * Copyright (C) 2008-2018 Tobias Brunner
  * Copyright (C) 2008 Martin Willi
  *
  * Copyright (C) secunet Security Networks AG
@@ -70,4 +70,9 @@ status_t return_failed();
  */
 status_t return_success();
 
+/**
+ * returns NEED_MORE
+ */
+status_t return_need_more();
+
 #endif /** STATUS_H_ @} */