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authorJakob Unterwurzacher2021-09-03 18:30:42 +0200
committerJakob Unterwurzacher2021-09-07 18:14:05 +0200
commit3e27acb989614f82a25d50ab19a0a4419f19aa27 (patch)
treec22162c11e2583467d16626c3fc58102660d2469 /internal/speed
parent5046962634d83a01341585f9f96090add2396e82 (diff)
speed: add decryption benchmarks
gocryptfs/internal/speed$ go test -bench . goos: linux goarch: amd64 pkg: github.com/rfjakob/gocryptfs/v2/internal/speed cpu: Intel(R) Core(TM) i5-3470 CPU @ 3.20GHz BenchmarkStupidGCM-4 263742 4523 ns/op 905.61 MB/s BenchmarkStupidGCMDecrypt-4 204858 5779 ns/op 708.76 MB/s BenchmarkGoGCM-4 291259 4095 ns/op 1000.25 MB/s BenchmarkGoGCMDecrypt-4 293886 4061 ns/op 1008.53 MB/s BenchmarkAESSIV-4 46537 25538 ns/op 160.39 MB/s BenchmarkAESSIVDecrypt-4 46770 25627 ns/op 159.83 MB/s BenchmarkXchacha-4 243619 4893 ns/op 837.03 MB/s BenchmarkXchachaDecrypt-4 248857 4793 ns/op 854.51 MB/s BenchmarkStupidXchacha-4 213717 5558 ns/op 736.99 MB/s BenchmarkStupidXchachaDecrypt-4 176635 6782 ns/op 603.96 MB/s PASS ok github.com/rfjakob/gocryptfs/v2/internal/speed 12.871s
Diffstat (limited to 'internal/speed')
-rw-r--r--internal/speed/speed.go19
-rw-r--r--internal/speed/speed_test.go47
2 files changed, 62 insertions, 4 deletions
diff --git a/internal/speed/speed.go b/internal/speed/speed.go
index 37b9daf..a696703 100644
--- a/internal/speed/speed.go
+++ b/internal/speed/speed.go
@@ -92,6 +92,25 @@ func bEncrypt(b *testing.B, c cipher.AEAD) {
}
+func bDecrypt(b *testing.B, c cipher.AEAD) {
+ authData := randBytes(adLen)
+ iv := randBytes(c.NonceSize())
+ plain := randBytes(blockSize)
+ ciphertext := c.Seal(iv, iv, plain, authData)
+
+ b.SetBytes(int64(len(plain)))
+ b.ResetTimer()
+ for i := 0; i < b.N; i++ {
+ // Reset plain buffer
+ plain = plain[:0]
+ // Decrypt
+ _, err := c.Open(plain, iv, ciphertext[c.NonceSize():], authData)
+ if err != nil {
+ b.Fatal(err)
+ }
+ }
+}
+
// bStupidGCM benchmarks stupidgcm's openssl GCM
func bStupidGCM(b *testing.B) {
if stupidgcm.BuiltWithoutOpenssl {
diff --git a/internal/speed/speed_test.go b/internal/speed/speed_test.go
index a6f3f30..4d09148 100644
--- a/internal/speed/speed_test.go
+++ b/internal/speed/speed_test.go
@@ -1,5 +1,16 @@
package speed
+import (
+ "crypto/aes"
+ "crypto/cipher"
+ "testing"
+
+ "golang.org/x/crypto/chacha20poly1305"
+
+ "github.com/rfjakob/gocryptfs/v2/internal/siv_aead"
+ "github.com/rfjakob/gocryptfs/v2/internal/stupidgcm"
+)
+
/*
Make the "-speed" benchmarks also accessible to the standard test system.
Example run:
@@ -12,26 +23,54 @@ PASS
ok github.com/rfjakob/gocryptfs/v2/internal/speed 6.022s
*/
-import (
- "testing"
-)
-
func BenchmarkStupidGCM(b *testing.B) {
bStupidGCM(b)
}
+func BenchmarkStupidGCMDecrypt(b *testing.B) {
+ if stupidgcm.BuiltWithoutOpenssl {
+ b.Skip("openssl has been disabled at compile-time")
+ }
+ bDecrypt(b, stupidgcm.New(randBytes(32), false))
+}
+
func BenchmarkGoGCM(b *testing.B) {
bGoGCM(b)
}
+func BenchmarkGoGCMDecrypt(b *testing.B) {
+ gAES, err := aes.NewCipher(randBytes(32))
+ if err != nil {
+ b.Fatal(err)
+ }
+ gGCM, err := cipher.NewGCMWithNonceSize(gAES, 16)
+ if err != nil {
+ b.Fatal(err)
+ }
+ bDecrypt(b, gGCM)
+}
+
func BenchmarkAESSIV(b *testing.B) {
bAESSIV(b)
}
+func BenchmarkAESSIVDecrypt(b *testing.B) {
+ bEncrypt(b, siv_aead.New(randBytes(64)))
+}
+
func BenchmarkXchacha(b *testing.B) {
bXchacha20poly1305(b)
}
+func BenchmarkXchachaDecrypt(b *testing.B) {
+ c, _ := chacha20poly1305.NewX(randBytes(32))
+ bDecrypt(b, c)
+}
+
func BenchmarkStupidXchacha(b *testing.B) {
bStupidXchacha(b)
}
+
+func BenchmarkStupidXchachaDecrypt(b *testing.B) {
+ bDecrypt(b, stupidgcm.NewXchacha20poly1305(randBytes(32)))
+}