rijndael_makeKey
err = rijndael_makeKey(&aeskey, !enc, keysize,
int rijndael_makeKey(keyInstance *, uint8_t, int, const char *);
rijndael_makeKey(&ki, DIR_DECRYPT, 128, key);
rijndael_makeKey(&context->key, DIR_ENCRYPT, RANDOM_KEYSIZE*8, data);
if (rijndael_makeKey(&kdc->kdc_ki, DIR_ENCRYPT, 256, key) <= 0)