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8265500: Some impls of javax.crypto.Cipher.init() do not throw UnsupportedOperationExc for unsupported modes

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Reviewed-by: xuelei
This commit is contained in:
Valerie Peng 2021-06-17 23:27:54 +00:00
parent 9130b8a9d7
commit 80dc262e81
8 changed files with 302 additions and 53 deletions
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5
src/java.base/share/classes/com/sun/crypto/provider/ChaCha20Cipher.java
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@ -535,12 +535,11 @@ abstract class ChaCha20Cipher extends CipherSpi {
*/
private void init(int opmode, Key key, byte[] newNonce)
throws InvalidKeyException {
// Cipher.init() already checks opmode to be:
// ENCRYPT_MODE/DECRYPT_MODE/WRAP_MODE/UNWRAP_MODE
if ((opmode == Cipher.WRAP_MODE) || (opmode == Cipher.UNWRAP_MODE)) {
throw new UnsupportedOperationException(
"WRAP_MODE and UNWRAP_MODE are not currently supported");
} else if ((opmode != Cipher.ENCRYPT_MODE) &&
(opmode != Cipher.DECRYPT_MODE)) {
throw new InvalidKeyException("Unknown opmode: " + opmode);
}
// Make sure that the provided key and nonce are unique before