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

[Anthony Scarpino]

On Fri, 13 Nov 2020 21:00:20 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 560:
> 
>> 558:             System.arraycopy(buffer, 0, block, 0, blockSize);
>> 559:             buflen -= block.length;
>> 560:             return 0;
> 
> Will bufLen > blockSize? Judging from the context of this method, buffer.length should always <= blockSize and  never be larger? If bufLen == blockSize, perhaps we can just use buffer directly and no need to copy.

This method is being removed

-------------

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