www.gusucode.com > Destoon B2B仿淘宝电子商务网站 UTF8 v6.0源码程序 > destoon/include/session_shmop.class.php
<?php /* [Destoon B2B System] Copyright (c) 2008-2015 www.destoon.com This is NOT a freeware, use is subject to license.txt */ defined('IN_DESTOON') or exit('Access Denied'); class dsession { var $shmop_key; var $shmop_id; function dsession() { if(DT_DOMAIN) @ini_set('session.cookie_domain', '.'.DT_DOMAIN); session_set_save_handler(array(&$this,'open'), array(&$this,'close'), array(&$this,'read'), array(&$this,'write'), array(&$this,'destroy'), array(&$this,'gc')); session_cache_limiter('private, must-revalidate'); session_start(); header("cache-control: private"); } function open($path, $name) { $this->shmop_key = ftok(__FILE__); return true; } function close() { return shmop_close($this->shmop_id); } function read($sid) { $this->shmop_id = shmop_open($this->shmop_key, 'w', 0644, 0); return $this->shmop_id ? shmop_read($this->shmop_id, 0, shmop_size($this->shmop_id)) : ''; } function write($sid, $data) { $this->shmop_id = shmop_open($this->shmop_key, 'c', 0644, strlen($data)); return shmop_write($this->shmop_id, $data, 0); } function destroy($sid) { return shmop_delete($this->shmop_id); } function gc() { return true; } } ?>