From 7fbf089e329acf06cb861b60845813ae5318254d Mon Sep 17 00:00:00 2001
From: Patrick Monnerat <pm@datasphere.ch>
Date: Thu, 8 Nov 2012 12:45:17 +0100
Subject: [PATCH] X509: Do not use memory-wasting create_function()

---
 phpseclib/File/X509.php | 15 +++++++++++++--
 1 file changed, 13 insertions(+), 2 deletions(-)

diff --git a/phpseclib/File/X509.php b/phpseclib/File/X509.php
index 61b247a4..21a6cb6a 100644
--- a/phpseclib/File/X509.php
+++ b/phpseclib/File/X509.php
@@ -2805,8 +2805,7 @@ class File_X509 {
 
         if (isset($subject->domains) && count($subject->domains) > 1) {
             $this->setExtension('id-ce-subjectAltName',
-                array_map(create_function('$domain',
-                    'return array("dNSName" => $domain);'), $subject->domains));
+                array_map(array('File_X509', '_dnsName'), $subject->domains));
         }
 
         if ($this->caFlag) {
@@ -3499,6 +3498,18 @@ class File_X509 {
         $this->setDNProp('id-at-commonName', $this->domains[0]);
     }
 
+    /**
+     * Helper function to build domain array
+     *
+     * @access private
+     * @param String $domain
+     * @return Array
+     */
+    function _dnsName($domain)
+    {
+        return array('dNSName' => $domain);
+    }
+
     /**
      * Get the index of a revoked certificate.
      *