public static Cipher createCipher(
CipherSpec cipherSpec, int cipherInitMode, SecretKey secretKey, byte[] iv)
throws CipherException {
logger.log(Level.INFO, "Creating cipher using " + cipherSpec + " ...");
try {
if (cipherSpec.needsUnlimitedStrength()) {
CipherUtil.enableUnlimitedStrength();
}
Cipher cipher = Cipher.getInstance(cipherSpec.getAlgorithm(), PROVIDER);
cipher.init(cipherInitMode, secretKey, new IvParameterSpec(iv));
return cipher;
} catch (Exception e) {
throw new CipherException(e);
}
}
public static SecretKey createSecretKey(CipherSpec cipherSpec, String password, byte[] salt)
throws InvalidKeySpecException, NoSuchAlgorithmException, NoSuchProviderException {
return createSecretKey(cipherSpec.getAlgorithm(), cipherSpec.getKeySize(), password, salt);
}
