RFR: 8253821: Improve ByteBuffer performance with GCM [v4]
Anthony Scarpino
ascarpino at openjdk.java.net
Wed Nov 18 05:17:16 UTC 2020
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
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PR: https://git.openjdk.java.net/jdk/pull/411
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