throw new InvalidSshKeyException();
}
BigInteger p = bar.readBigInteger();
BigInteger q = bar.readBigInteger();
BigInteger g = bar.readBigInteger();
BigInteger x = bar.readBigInteger();
dsaKey = new DSAPrivateKeySpec(x, p, q, g);
KeyFactory kf = KeyFactory.getInstance("DSA");
prvkey = (DSAPrivateKey) kf.generatePrivate(dsaKey);