On Mon, 7 Dec 2020 15:42:19 GMT, Sean Mullan <[email protected]> wrote:
>> This fix corrects a problem where ChaCha20-Poly1305 objects prior to init
>> throw NPE when getParameters() is called. It will now generate parameters
>> containing a random nonce on each pre-init call to getParameters().
>> Post-initialization calls to the getParameters() method will always return
>> the same set of parameters until the next initialization occurs.
>
> src/java.base/share/classes/com/sun/crypto/provider/ChaCha20Cipher.java line
> 232:
>
>> 230: // this call should cause a random nonce to be generated.
>> 231: if (!initialized || nonce == null) {
>> 232: nonce = createRandomNonce(null);
>
> Should nonce be a local variable instead? I think you don't want the nonce
> field to be set unless the caller passes back in the returned params in an
> init call.
Yes, it should be a local variable. I'll fix this.
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PR: https://git.openjdk.java.net/jdk/pull/1644