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run code in 150+ php & hhvm versions
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<?php class xxtea { public function __construct($options) { parent::__construct($options); } public function encrypt($key, $salt = null) { if (is_null($salt)) { $strSalt = $this->salt; } else { $strSalt = $salt; } return str_replace(array('+', '/', '='), array('-', '_', '.'), base64_encode($this->xxteaEncrypt($key, $strSalt))); } public function decrypt($value, $salt = null) { if (is_null($salt)) { $strSalt = $this->salt; } else { $strSalt = $salt; } $strValue = str_replace(array('-', '_', '.'), array('+', '/', '='), $value); return $this->xxteaDecrypt(base64_decode($strValue), $strSalt); } private function long2str($v, $w) { $len = count($v); $n = ($len - 1) << 2; if ($w) { $m = $v[$len - 1]; if (($m < $n - 3) || ($m > $n)) return false; $n = $m; } $s = array(); for ($i = 0; $i < $len; $i++) { $s[$i] = pack("V", $v[$i]); } if ($w) { return substr(join('', $s), 0, $n); } else { return join('', $s); } } private function str2long($s, $w) { $v = unpack("V*", $s . str_repeat("\0", (4 - strlen($s) % 4) & 3)); $v = array_values($v); if ($w) { $v[count($v)] = strlen($s); } return $v; } private function int32($n) { while ($n >= 2147483648) $n -= 4294967296; while ($n <= -2147483649) $n += 4294967296; return (int) $n; } private function xxteaEncrypt($str, $key) { if ($str == "") { return ""; } $v = $this->str2long($str, true); $k = $this->str2long($key, false); if (count($k) < 4) { for ($i = count($k); $i < 4; $i++) { $k[$i] = 0; } } $n = count($v) - 1; $z = $v[$n]; $y = $v[0]; $delta = 0x9E3779B9; $q = floor(6 + 52 / ($n + 1)); $sum = 0; while (0 < $q--) { $sum = $this->int32($sum + $delta); $e = $sum >> 2 & 3; for ($p = 0; $p < $n; $p++) { $y = $v[$p + 1]; $mx = $this->int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ $this->int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z)); $z = $v[$p] = $this->int32($v[$p] + $mx); } $y = $v[0]; $mx = $this->int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ $this->int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z)); $z = $v[$n] = $this->int32($v[$n] + $mx); } return $this->long2str($v, false); } private function xxteaDecrypt($str, $key) { if ($str == "") { return ""; } $v = $this->str2long($str, false); $k = $this->str2long($key, false); if (count($k) < 4) { for ($i = count($k); $i < 4; $i++) { $k[$i] = 0; } } $n = count($v) - 1; $z = $v[$n]; $y = $v[0]; $delta = 0x9E3779B9; $q = floor(6 + 52 / ($n + 1)); $sum = $this->int32($q * $delta); while ($sum != 0) { $e = $sum >> 2 & 3; for ($p = $n; $p > 0; $p--) { $z = $v[$p - 1]; $mx = $this->int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ $this->int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z)); $y = $v[$p] = $this->int32($v[$p] - $mx); } $z = $v[$n]; $mx = $this->int32((($z >> 5 & 0x07ffffff) ^ $y << 2) + (($y >> 3 & 0x1fffffff) ^ $z << 4)) ^ $this->int32(($sum ^ $y) + ($k[$p & 3 ^ $e] ^ $z)); $y = $v[0] = $this->int32($v[0] - $mx); $sum = $this->int32($sum - $delta); } return $this->long2str($v, true); } } $xxtea = new xxtea(); $vid = $xxtea->decrypt('xSz5rd55YacQwj-sjO8VbQ..', 'KU_6com-2007web2.0'); var_dump($vid);
Output for 7.1.0
Fatal error: Uncaught ArgumentCountError: Too few arguments to function xxtea::__construct(), 0 passed in /in/7BNr4 on line 136 and exactly 1 expected in /in/7BNr4:6 Stack trace: #0 /in/7BNr4(136): xxtea->__construct() #1 {main} thrown in /in/7BNr4 on line 6
Process exited with code 255.
Output for 7.0.0 - 7.0.14
Warning: Missing argument 1 for xxtea::__construct(), called in /in/7BNr4 on line 136 and defined in /in/7BNr4 on line 6 Fatal error: Uncaught Error: Cannot access parent:: when current class scope has no parent in /in/7BNr4:7 Stack trace: #0 /in/7BNr4(136): xxtea->__construct() #1 {main} thrown in /in/7BNr4 on line 7
Process exited with code 255.
Output for hhvm-3.12.0
Warning: __construct() expects exactly 1 parameter, 0 given in /in/7BNr4 on line 7 Fatal error: Uncaught Error: Cannot access parent:: when current class scope has no parent in /in/7BNr4:7 Stack trace: #0 /in/7BNr4(136): xxtea->__construct() #1 {main}
Process exited with code 255.
Output for hhvm-3.10.0
Warning: __construct() expects exactly 1 parameter, 0 given in /in/7BNr4 on line 7 Fatal error: Cannot access parent:: when current class scope has no parent in /in/7BNr4 on line 7
Process exited with code 255.
Output for 5.3.0 - 5.6.28
Warning: Missing argument 1 for xxtea::__construct(), called in /in/7BNr4 on line 136 and defined in /in/7BNr4 on line 6 Fatal error: Cannot access parent:: when current class scope has no parent in /in/7BNr4 on line 7
Process exited with code 255.