RFR: 8365883: Fix P11Cipher to throw BadPaddingException for PKCS11 CKR_ENCRYPTED_DATA_INVALID error

[Valerie Peng]

On Fri, 30 Jan 2026 10:57:23 GMT, Mikhail Yankelevich <myankelevich at openjdk.org> wrote:

> Underlying issue: if provider returns `PKCS11Exception: CKR_ENCRYPTED_DATA_INVALID` instead of BadPaddingException - `java.security.ProviderException: doFinal()` is thrown

test/jdk/sun/security/pkcs11/Cipher/TestPKCS5PaddingError.java line 107:

> 105:                             c2.doFinal(cipherText, 0, cipherText.length - 2);
> 106:                         } catch (IllegalBlockSizeException ibe) {
> 107:                             // expected

Can we also add a `System.out.println("Expected IBSE thrown");` for information sake? Same goes for the other expected exception block on line 119.

test/jdk/sun/security/pkcs11/Cipher/TestPKCS5PaddingError.java line 127:

> 125:                 } catch (NoSuchAlgorithmException nsae) {
> 126:                     System.out.println("Skipping unsupported algorithm: " +
> 127:                                        nsae);

nit: why so much indent?

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PR Review Comment: https://git.openjdk.org/jdk/pull/29503#discussion_r2748505729
PR Review Comment: https://git.openjdk.org/jdk/pull/29503#discussion_r2748513559