libgocryptfs/internal/stupidgcm
Jakob Unterwurzacher d9510d0c0b stupidgcm: NewChacha20poly1305: avoid slice append
I noticed that growslice() shows up in the cpuprofile.
Avoiding slice append for the private jey copy gives a 0.6% speedup:

gocryptfs/internal/speed$ benchstat old new
name             old time/op   new time/op   delta
StupidXchacha-4   5.68µs ± 0%   5.65µs ± 0%  -0.63%  (p=0.008 n=5+5)

name             old speed     new speed     delta
StupidXchacha-4  721MB/s ± 0%  725MB/s ± 0%  +0.63%  (p=0.008 n=5+5)
2021-09-07 18:14:58 +02:00
..
.gitignore stupidgcm: batch C calls in chacha20poly1305_seal 2021-09-07 18:14:05 +02:00
autherr.go forcedecode: tighten checks 2017-04-24 00:25:02 +02:00
benchmark.bash speed: add benchmark.bash helper 2017-02-24 09:38:50 +01:00
chacha_test.go speed: add BenchmarkStupidChacha 2021-09-07 18:14:05 +02:00
chacha.go stupidgcm: NewChacha20poly1305: avoid slice append 2021-09-07 18:14:58 +02:00
common_test.go stupidgcm: add testConcurrency 2021-09-07 18:14:05 +02:00
common.go stupidgcm: introduce stupidAEADCommon and use for both chacha & gcm 2021-09-07 18:14:05 +02:00
gcm_test.go stupidgcm: introduce stupidAEADCommon and use for both chacha & gcm 2021-09-07 18:14:05 +02:00
gcm.go stupidgcm: introduce stupidAEADCommon and use for both chacha & gcm 2021-09-07 18:14:05 +02:00
locking.go stupidgcm: fix openssl 1.1 build failure 2017-07-14 20:44:07 +02:00
Makefile stupidgcm: replace chacha20poly1305_seal with generic aead_seal 2021-09-07 18:14:05 +02:00
openssl_aead.c stupidgcm: add BenchmarkCCall 2021-09-07 18:14:05 +02:00
openssl_aead.h stupidgcm: add BenchmarkCCall 2021-09-07 18:14:05 +02:00
openssl.go stupidgcm: add BenchmarkCCall 2021-09-07 18:14:05 +02:00
prefer.go Unbreak hyperlinks broken by go mod v2 conversion 2021-08-30 11:31:01 +02:00
without_openssl.go stupidgcm: fix without_openssl build 2021-09-07 18:14:05 +02:00
xchacha_test.go stupidgcm: introduce stupidAEADCommon and use for both chacha & gcm 2021-09-07 18:14:05 +02:00
xchacha.go speed: add BenchmarkStupidChacha 2021-09-07 18:14:05 +02:00