tree d9fc5218a6571cb6d8fc1fda162049ce3b08398d
parent 83c378c48d6ee2ca9c20551b599aa74cb7765785
author Michael Munday <mike.munday@ibm.com> 1524341809 +0100
committer Michael Munday <mike.munday@ibm.com> 1524783603 +0000

chacha20poly1305: update to use new ChaCha20 API

Use the new streaming API introduced in CL 104856. Performance
change is negligible:

name                       old speed      new speed      delta
Chacha20Poly1305Open_64     131MB/s ± 2%   135MB/s ± 2%  +3.01%  (p=0.000 n=18+18)
Chacha20Poly1305Seal_64     137MB/s ± 2%   141MB/s ± 3%  +2.89%  (p=0.000 n=19+20)
Chacha20Poly1305Open_1350   305MB/s ± 3%   309MB/s ± 2%  +1.38%  (p=0.001 n=19+20)
Chacha20Poly1305Seal_1350   309MB/s ± 2%   311MB/s ± 2%  +0.74%  (p=0.032 n=19+18)
Chacha20Poly1305Open_8K     338MB/s ± 3%   340MB/s ± 2%    ~     (p=0.108 n=19+20)
Chacha20Poly1305Seal_8K     335MB/s ± 4%   342MB/s ± 2%  +1.96%  (p=0.000 n=19+19)

Change-Id: I2232c9d8d8431f30fb85b4b371d78a57e633283e
Reviewed-on: https://go-review.googlesource.com/108657
Run-TryBot: Michael Munday <mike.munday@ibm.com>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>