make getSalt() abstract

2018-07-02 21:06:20 +02:00
parent d3f38eed7c
commit 89598a5b36
2 changed files with 9 additions and 4 deletions
--- a/lib/Crypto/AbstractCrypt.php
+++ b/lib/Crypto/AbstractCrypt.php
@@ -56,8 +56,5 @@ abstract class AbstractCrypt extends AbstractAlgorithm
     *
     * @return string The salt string.
     */
-    protected function getSalt()
-    {
-        return "";
-    }
+    protected abstract function getSalt();
 }
--- a/lib/Crypto/Crypt.php
+++ b/lib/Crypto/Crypt.php
@@ -56,4 +56,12 @@ class Crypt extends AbstractCrypt
    {
        return "Unix (Crypt)";
    }
+
+    /**
+     * Not used.
+     */
+    protected function getSalt()
+    {
+        return null;
+    }
 }