diff options
Diffstat (limited to 'phpBB/includes/libraries/sftp/random.php')
| -rw-r--r-- | phpBB/includes/libraries/sftp/random.php | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/phpBB/includes/libraries/sftp/random.php b/phpBB/includes/libraries/sftp/random.php new file mode 100644 index 0000000000..cfc7ef0bc7 --- /dev/null +++ b/phpBB/includes/libraries/sftp/random.php @@ -0,0 +1,64 @@ +<?php
+/**
+*
+* @package sftp
+* @version $Id$
+* @copyright (c) 2006 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+ exit;
+}
+
+/**
+* Code from http://phpseclib.sourceforge.net/
+*
+* Modified by phpBB Group to meet our coding standards
+* and being able to integrate into phpBB
+*
+* Copyright 2007-2009 TerraFrost <terrafrost@php.net>
+* Copyright 2009+ phpBB
+*
+* @package sftp
+* @author TerraFrost <terrafrost@php.net>
+*/
+
+/**
+ * Generate a random value. Feel free to replace this function with a cryptographically secure PRNG.
+ *
+ * @param optional Integer $min
+ * @param optional Integer $max
+ * @param optional String $randomness_path
+ * @return Integer
+ * @access public
+ */
+function crypt_random($min = 0, $max = 0x7FFFFFFF, $randomness_path = '/dev/urandom')
+{
+ static $seeded = false;
+
+ if (!$seeded)
+ {
+ $seeded = true;
+ if (file_exists($randomness_path))
+ {
+ $fp = fopen($randomness_path, 'r');
+ $temp = unpack('Nint', fread($fp, 4));
+ mt_srand($temp['int']);
+ fclose($fp);
+ }
+ else
+ {
+ list($sec, $usec) = explode(' ', microtime());
+ mt_srand((float) $sec + ((float) $usec * 100000));
+ }
+ }
+
+ return mt_rand($min, $max);
+}
+?>
\ No newline at end of file |