On Thu, 12 May 2022 21:31:39 GMT, Valerie Peng <[email protected]> wrote:
>> src/java.base/share/classes/com/sun/crypto/provider/PBES2Core.java line 244:
>>
>>> 242: iCount = DEFAULT_COUNT;
>>> 243: }
>>> 244: //if (ivSpec == null) { // old behavior always generate
>>
>> How could `ivSpec` be non-null here? IIUC the only answer is from a previous
>> `engineInit`, and it should not be retained. I suggest removing this check
>> plus adding an explicit `ivSpec = null` at the beginning of this method
>> along with `iCount` and `salt`. Those are the only 3 non final instance
>> fields.
>
> Yeah, it's also possible that ivSpec is non-null if getParameters() is called
> before init(). Now that salt and iCount is reset in the beginning of init(),
> ivSpec should be reset too.
Oh, I didn't realize that. So now whenever `init()` is called every old param
(no matter why it was set) is totally wiped. I like this consistent behavior.
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PR: https://git.openjdk.java.net/jdk/pull/8521
