--- a/web/wp-includes/class-phpass.php	Thu Sep 16 15:45:36 2010 +0000
+++ b/web/wp-includes/class-phpass.php	Mon Nov 19 18:26:13 2012 +0100
@@ -3,13 +3,13 @@
  * Portable PHP password hashing framework.
  * @package phpass
  * @since 2.5
- * @version 0.1
+ * @version 0.3 / WordPress
  * @link http://www.openwall.com/phpass/
  */
 
 #
 # Written by Solar Designer <solar at openwall.com> in 2004-2006 and placed in
-# the public domain.
+# the public domain.  Revised in subsequent years, still public domain.
 #
 # There's absolutely no warranty.
 #
@@ -29,7 +29,7 @@
  * Portable PHP password hashing framework.
  *
  * @package phpass
- * @version 0.1 / genuine
+ * @version 0.3 / WordPress
  * @link http://www.openwall.com/phpass/
  * @since 2.5
  */
@@ -49,14 +49,14 @@
 
 		$this->portable_hashes = $portable_hashes;
 
-		$this->random_state = microtime() . (function_exists('getmypid') ? getmypid() : '') . uniqid(rand(), TRUE);
-
+		$this->random_state = microtime() . uniqid(rand(), TRUE); // removed getmypid() for compatibility reasons
 	}
 
 	function get_random_bytes($count)
 	{
 		$output = '';
-		if (($fh = @fopen('/dev/urandom', 'rb'))) {
+		if ( @is_readable('/dev/urandom') &&
+		    ($fh = @fopen('/dev/urandom', 'rb'))) {
 			$output = fread($fh, $count);
 			fclose($fh);
 		}
@@ -114,7 +114,9 @@
 		if (substr($setting, 0, 2) == $output)
 			$output = '*1';
 
-		if (substr($setting, 0, 3) != '$P$')
+		$id = substr($setting, 0, 3);
+		# We use "$P$", phpBB3 uses "$H$" for the same thing
+		if ($id != '$P$' && $id != '$H$')
 			return $output;
 
 		$count_log2 = strpos($this->itoa64, $setting[3]);