RFR: 8255557: Decouple GCM from CipherCore [v9]

[Anthony Scarpino]

> Hi,
> 
> I need a review of this rather large change to GCM.  GCM will no longer use CipherCore, and AESCrypt  to handle it's buffers and other objects.  It is also a major code redesign limits the amount of data copies and make some performance-based decisions.
> 
> Thanks
> 
> Tony

Anthony Scarpino has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 29 commits:

 - merge, and a few nits
 - Merge branch 'master' into perfphase1
 - left 4k test length for trigger
 - missed resultLen and undo decrypt heap hasarray check
 - code review comments
 - fix
 - Remove GCTR reset() calls because GCTR is released after the operation
   some variable name consistency
   other small cleanup
 - Review comments update
 - Review comments update
 - Fix perf problem by reorganizing doLastBlock()
 - ... and 19 more: https://git.openjdk.java.net/jdk/compare/b9558655...d84d302b

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

Changes: https://git.openjdk.java.net/jdk/pull/4072/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=4072&range=08
  Stats: 2783 lines in 15 files changed: 1309 ins; 767 del; 707 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4072.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4072/head:pull/4072

PR: https://git.openjdk.java.net/jdk/pull/4072