--- /dev/null
+<?php defined('SYSPATH') OR die('No direct access allowed.');
+/**
+ * Session driver interface
+ *
+ * $Id: Session.php 3769 2008-12-15 00:48:56Z zombor $
+ *
+ * @package Core
+ * @author Kohana Team
+ * @copyright (c) 2007-2008 Kohana Team
+ * @license http://kohanaphp.com/license.html
+ */
+interface Session_Driver {
+
+ /**
+ * Opens a session.
+ *
+ * @param string save path
+ * @param string session name
+ * @return boolean
+ */
+ public function open($path, $name);
+
+ /**
+ * Closes a session.
+ *
+ * @return boolean
+ */
+ public function close();
+
+ /**
+ * Reads a session.
+ *
+ * @param string session id
+ * @return string
+ */
+ public function read($id);
+
+ /**
+ * Writes a session.
+ *
+ * @param string session id
+ * @param string session data
+ * @return boolean
+ */
+ public function write($id, $data);
+
+ /**
+ * Destroys a session.
+ *
+ * @param string session id
+ * @return boolean
+ */
+ public function destroy($id);
+
+ /**
+ * Regenerates the session id.
+ *
+ * @return string
+ */
+ public function regenerate();
+
+ /**
+ * Garbage collection.
+ *
+ * @param integer session expiration period
+ * @return boolean
+ */
+ public function gc($maxlifetime);
+
+} // End Session Driver Interface
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