Migrated psk/pubkey_authenticators to INIT/METHOD macros

src/libstrongswan/utils.c

@@ -246,6 +246,14 @@ bool return_false()
 	return FALSE;
 }
 
+/**
+ * returns FAILED
+ */
+status_t return_failed()
+{
+	return FAILED;
+}
+
 /**
  * nop operation
  */

src/libstrongswan/utils.h

@@ -381,6 +381,11 @@ bool return_true();
  */
 bool return_false();
 
+/**
+ * returns FAILED
+ */
+status_t return_failed();
+
 /**
  * Write a 16-bit host order value in network order to an unaligned address.
  *