From 9b24fda5cd1f6e85c536dc2bc3e5f1bbdef5b7c2 Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Fri, 19 Jul 2013 20:49:24 +0200
Subject: [feature/passwords] Move files after namespacing changes
PHPBB3-11610
---
phpBB/phpbb/crypto/driver/bcrypt.php | 108 +++++++++++++++++++++++++++++++++++
1 file changed, 108 insertions(+)
create mode 100644 phpBB/phpbb/crypto/driver/bcrypt.php
(limited to 'phpBB/phpbb/crypto/driver/bcrypt.php')
diff --git a/phpBB/phpbb/crypto/driver/bcrypt.php b/phpBB/phpbb/crypto/driver/bcrypt.php
new file mode 100644
index 0000000000..ad5a8036c3
--- /dev/null
+++ b/phpBB/phpbb/crypto/driver/bcrypt.php
@@ -0,0 +1,108 @@
+<?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_bcrypt extends phpbb_crypto_driver_base
+{
+ const PREFIX = '$2a$';
+
+ /**
+ * @inheritdoc
+ */
+ public function get_prefix()
+ {
+ return self::PREFIX;
+ }
+
+ /**
+ * @inheritdoc
+ */
+ public function get_type()
+ {
+ return get_class($this);
+ }
+
+ /**
+ * @inheritdoc
+ */
+ public function hash($password, $salt = '')
+ {
+ // The 2x and 2y prefixes of bcrypt might not be supported
+ // Revert to 2a if this is the case
+ $prefix = (!$this->is_supported()) ? '$2a$' : $this->get_prefix();
+
+ if ($salt == '')
+ {
+ $salt = $prefix . '10$' . $this->get_random_salt();
+ }
+
+ $hash = crypt($password, $salt);
+ if (strlen($hash) < 60)
+ {
+ return false;
+ }
+ return $hash;
+ }
+
+ /**
+ * @inheritdoc
+ */
+ public function check($password, $hash)
+ {
+ $salt = substr($hash, 0, 29);
+ if (strlen($salt) != 29)
+ {
+ return false;
+ }
+
+ if ($hash == $this->hash($password, $salt))
+ {
+ return true;
+ }
+ return false;
+ }
+
+ /**
+ * Get a random salt value with a length of 22 characters
+ *
+ * @return string Salt for password hashing
+ */
+ protected function get_random_salt()
+ {
+ return $this->helper->hash_encode64($this->helper->get_random_salt(22), 22);
+ }
+
+ /**
+ * @inheritdoc
+ */
+ public function get_settings_only($hash, $full = false)
+ {
+ if ($full)
+ {
+ $pos = stripos($hash, '$', 1) + 1;
+ $length = 22 + (strripos($hash, '$') + 1 - $pos);
+ }
+ else
+ {
+ $pos = strripos($hash, '$') + 1;
+ $length = 22;
+ }
+ return substr($hash, $pos, $length);
+ }
+}
--
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