1 files changed, 0 insertions, 143 deletions
diff --git a/phpBB/includes/crypto/driver/helper.php b/phpBB/includes/crypto/driver/helper.php
deleted file mode 100644
index 308ee7dce2..0000000000
--- a/phpBB/includes/crypto/driver/helper.php
+++ /dev/null
@@ -1,143 +0,0 @@
-<?php
-/**
-*
-* @package phpBB3
-* @copyright (c) 2013 phpBB Group
-* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
-*
-*/
-
-/**
-* @ignore
-*/
-if (!defined('IN_PHPBB'))
-{
-	exit;
-}
-
-/**
-* @package crypto
-*/
-class phpbb_crypto_driver_helper
-{
-	/** @var phpbb_config */
-	protected $driver;
-
-	/**
-	* base64 alphabet
-	* @var string
-	*/
-	public $itoa64 = './0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
-
-	/**
-	* Constructor of crypto driver helper object
-	*/
-	public function __construct($driver)
-	{
-		$this->driver = $driver;
-	}
-
-	/**
-	* Base64 encode hash
-	*
-	* @param string $input Input string
-	* @param int $count Input string length
-	*
-	* @return string base64 encoded string
-	*/
-	public function hash_encode64($input, $count)
-	{
-		$output = '';
-		$i = 0;
-
-		do
-		{
-			$value = ord($input[$i++]);
-			$output .= $this->itoa64[$value & 0x3f];
-
-			if ($i < $count)
-			{
-				$value |= ord($input[$i]) << 8;
-			}
-
-			$output .= $this->itoa64[($value >> 6) & 0x3f];
-
-			if ($i++ >= $count)
-			{
-				break;
-			}
-
-			if ($i < $count)
-			{
-				$value |= ord($input[$i]) << 16;
-			}
-
-			$output .= $this->itoa64[($value >> 12) & 0x3f];
-
-			if ($i++ >= $count)
-			{
-				break;
-			}
-
-			$output .= $this->itoa64[($value >> 18) & 0x3f];
-		}
-		while ($i < $count);
-
-		return $output;
-	}
-
-	/**
-	* Return unique id
-	* @param string $extra additional entropy
-	*
-	* @return string Unique id
-	*/
-	public function unique_id($extra = 'c')
-	{
-		static $dss_seeded = false;
-		global $config;
-
-		$val = $config['rand_seed'] . microtime();
-		$val = md5($val);
-		$config['rand_seed'] = md5($config['rand_seed'] . $val . $extra);
-
-		if ($dss_seeded !== true && ($config['rand_seed_last_update'] < time() - rand(1,10)))
-		{
-			set_config('rand_seed_last_update', time(), true);
-			set_config('rand_seed', $config['rand_seed'], true);
-			$dss_seeded = true;
-		}
-
-		return substr($val, 4, 16);
-	}
-
-	/**
-	* Get random salt with specified length
-	*
-	* @param int $length Salt length
-	*/
-	public function get_random_salt($length)
-	{
-		$random = '';
-
-		if (($fh = @fopen('/dev/urandom', 'rb')))
-		{
-			$random = fread($fh, $length);
-			fclose($fh);
-		}
-
-		if (strlen($random) < $length)
-		{
-			$random = '';
-			$random_state = $this->unique_id();
-
-			for ($i = 0; $i < $length; $i += 16)
-			{
-				$random_state = md5($this->unique_id() . $random_state);
-				$random .= pack('H*', md5($random_state));
-			}
-			$random = substr($random, 0, $length);
-		}
-		return $random;
-	}
-}