status: Add return_need_more() utility function

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_ @} */