RFR: 8253821: Improve ByteBuffer performance with GCM [v4]

[Anthony Scarpino]

On Fri, 13 Nov 2020 20:54:15 GMT, Valerie Peng <valeriep at openjdk.org> wrote:

>> Anthony Scarpino has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Code review comment update
>>   Major change to test to detect corruption with incremental buffers test
>
> src/java.base/share/classes/com/sun/crypto/provider/GaloisCounterMode.java line 507:
> 
>> 505:         processAAD();
>> 506:         // 'len' stores the length to use with buffer 'in'.
>> 507:         // 'inLen' stores the length returned by the method.
> 
> line 551 has "return len;" which seems conflicting with these two-line comments here?

The comment is backwards.  I wrote the comment before I decided to switch the meaning of the variables and never updated the comment

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PR: https://git.openjdk.java.net/jdk/pull/411