纯真ip库自动更新

<?php
/*
 * @Project: 
 * @Date: 2021-08-04 20:59:32
 * @LastEditors: Qicloud
 * @LastEditTime: 2021-08-04 21:11:15
 * @FilePath: \undefinedf:\Desktop\Untitled-1.php
 * 落座无言行三载，持笔无悔笑苍生！
 */
$Dbfile = './qqwry.dat';    //定义目录及文件名
$copywrite = file_get_contents('http://update.cz88.net/ip/copywrite.rar');
$qqwry     = file_get_contents('http://update.cz88.net/ip/qqwry.rar');
$key       = unpack('V6', $copywrite)[6];
for($i = 0; $i < 0x200; $i++) {
    $key *= 0x805;
    $key ++;
    $key = $key & 0xFF;
    $qqwry[$i] = chr(ord($qqwry[$i]) ^ $key);
}
$qqwry = gzuncompress($qqwry);
/**
 * 判断下载数据是否存在，否则失败
 */
if (file_put_contents($Dbfile, $qqwry)) {
    echo '成功';
} else {
    echo 'Error';
}