$verify = md5('login'.$auth.$forward.$passportkey);
$auth=rawurlencode($auth);
$forward=rawurlencode($forward);
header("Location: bbs/api/passport.php?action=login&auth=$auth&forward=$forward&verify=$verify");
}
//=============================================================
//=============以下为拷贝过来的函数============================
function passport_encrypt($txt, $key) {
srand((double)microtime() * 1000000);
$encrypt_key = md5(rand(0, 32000));
$ctr = 0;
$tmp = '';
for($i = 0; $i < strlen($txt); $i++) {
$ctr = $ctr == strlen($encrypt_key) ? 0 : $ctr;
$tmp .= $encrypt_key[$ctr].($txt[$i] ^ $encrypt_key[$ctr++]);
}
return base64_encode(passport_key($tmp, $key));
}
function passport_decrypt($txt, $key) {
$txt = passport_key(base64_decode($txt), $key);
$tmp = '';
for ($i = 0; $i < strlen($txt); $i++) {
$tmp .= $txt[$i] ^ $txt[++$i];
}
return $tmp;
}
function passport_key($txt, $encrypt_key) {
$encrypt_key = md5($encrypt_key);
$ctr = 0;
$tmp = '';
for($i = 0; $i < strlen($txt); $i++) {
$ctr = $ctr == strlen($encrypt_key) ? 0 : $ctr;
$tmp .= $txt[$i] ^ $encrypt_key[$ctr++];
}
return $tmp;
}
function passport_encode($array) {
$arrayenc = array();
foreach($array as $key => $val) {
$arrayenc[] = $key.'='.urlencode($val);
}
return implode('&', $arrayenc);
}
//=========================================================================
//===========================拷贝结束======================================
?>







