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//http://ptlogin2.qq.com/login?u=**********&p=A51836AE9AE14D8707EC8B2B755050D9&verifycode=!JJG&aid=15004501&u1=http%3A%2F%2Fctc.qzs.qq.com%2Fac%2Fqzone%2Flogin%2Fsucc.html%3Fpara%3Dtoolbar&h=1&ptredirect=0&ptlang=2052&from_ui=1&dumy=&fp=loginerroralert&mibao_css=&t=1&g=1

class qq {

//新版登陆加密函数

function jspassword($p,$pt,$vc,$md5 = true){

if($md5){

$p=strtoupper(md5($p));

}

$len = strlen($p);

$temp = '';

for ($i=0; $i < $len ; $i = $i + 2) {

$temp .= '\x'.substr($p, $i,2);

}

return strtoupper(md5(strtoupper(md5($this->hex2asc($temp).$this->hex2asc($pt))).$vc));

}

//十六进制转字符

function hex2asc($str) {

$str = join('',explode('\x',$str));

$len = strlen($str);

$data = '';

for ($i=0;$i

$data.=chr(hexdec(substr($str,$i,2)));

}

return $data;

}

}

//这'\x00\x00\x00\x00\x67\x7f\x4a\x51'是check返回值【你懂的】：ptui_checkVC('0','!JJG','\x00\x00\x00\x00\x67\x7f\x4a\x51')

$b = new qq();

echo '
'.'A51836AE9AE14D8707EC8B2B755050D9'.'
';

echo $b->jspassword('zyq001122','\x00\x00\x00\x00\x67\x7f\x4a\x51','!JJG');

?>

最后输出结果是相同的。正确