diff options
| -rw-r--r-- | internal/speed/speed.go | 85 |
1 files changed, 25 insertions, 60 deletions
diff --git a/internal/speed/speed.go b/internal/speed/speed.go index d53e402..37b9daf 100644 --- a/internal/speed/speed.go +++ b/internal/speed/speed.go @@ -73,35 +73,36 @@ func randBytes(n int) []byte { return b } -// bStupidGCM benchmarks stupidgcm's openssl GCM -func bStupidGCM(b *testing.B) { - if stupidgcm.BuiltWithoutOpenssl { - b.Skip("openssl has been disabled at compile-time") - } - key := randBytes(32) +// bEncrypt benchmarks the encryption speed of cipher "c" +func bEncrypt(b *testing.B, c cipher.AEAD) { authData := randBytes(adLen) - iv := randBytes(16) + iv := randBytes(c.NonceSize()) in := make([]byte, blockSize) - b.SetBytes(int64(len(in))) - - sGCM := stupidgcm.New(key, false) + dst := make([]byte, len(in)+len(iv)+c.Overhead()) + copy(dst, iv) + b.SetBytes(int64(len(in))) b.ResetTimer() for i := 0; i < b.N; i++ { + // Reset dst buffer + dst = dst[:len(iv)] // Encrypt and append to nonce - sGCM.Seal(iv, iv, in, authData) + c.Seal(dst, iv, in, authData) } + +} + +// bStupidGCM benchmarks stupidgcm's openssl GCM +func bStupidGCM(b *testing.B) { + if stupidgcm.BuiltWithoutOpenssl { + b.Skip("openssl has been disabled at compile-time") + } + bEncrypt(b, stupidgcm.New(randBytes(32), false)) } // bGoGCM benchmarks Go stdlib GCM func bGoGCM(b *testing.B) { - key := randBytes(32) - authData := randBytes(adLen) - iv := randBytes(16) - in := make([]byte, blockSize) - b.SetBytes(int64(len(in))) - - gAES, err := aes.NewCipher(key) + gAES, err := aes.NewCipher(randBytes(32)) if err != nil { b.Fatal(err) } @@ -109,44 +110,19 @@ func bGoGCM(b *testing.B) { if err != nil { b.Fatal(err) } - - b.ResetTimer() - for i := 0; i < b.N; i++ { - // Encrypt and append to nonce - gGCM.Seal(iv, iv, in, authData) - } + bEncrypt(b, gGCM) } // bAESSIV benchmarks AES-SIV from github.com/jacobsa/crypto/siv func bAESSIV(b *testing.B) { - key := randBytes(64) - authData := randBytes(adLen) - iv := randBytes(16) - in := make([]byte, blockSize) - b.SetBytes(int64(len(in))) - gGCM := siv_aead.New(key) - - b.ResetTimer() - for i := 0; i < b.N; i++ { - // Encrypt and append to nonce - gGCM.Seal(iv, iv, in, authData) - } + c := siv_aead.New(randBytes(64)) + bEncrypt(b, c) } // bXchacha20poly1305 benchmarks XChaCha20 from golang.org/x/crypto/chacha20poly1305 func bXchacha20poly1305(b *testing.B) { - key := randBytes(32) - authData := randBytes(adLen) - iv := randBytes(chacha20poly1305.NonceSizeX) - in := make([]byte, blockSize) - b.SetBytes(int64(len(in))) - c, _ := chacha20poly1305.NewX(key) - - b.ResetTimer() - for i := 0; i < b.N; i++ { - // Encrypt and append to nonce - c.Seal(iv, iv, in, authData) - } + c, _ := chacha20poly1305.NewX(randBytes(32)) + bEncrypt(b, c) } // bStupidXchacha benchmarks OpenSSL XChaCha20 @@ -154,16 +130,5 @@ func bStupidXchacha(b *testing.B) { if stupidgcm.BuiltWithoutOpenssl { b.Skip("openssl has been disabled at compile-time") } - key := randBytes(32) - authData := randBytes(adLen) - iv := randBytes(chacha20poly1305.NonceSizeX) - in := make([]byte, blockSize) - b.SetBytes(int64(len(in))) - c := stupidgcm.NewXchacha20poly1305(key) - - b.ResetTimer() - for i := 0; i < b.N; i++ { - // Encrypt and append to nonce - c.Seal(iv, iv, in, authData) - } + bEncrypt(b, stupidgcm.NewXchacha20poly1305(randBytes(32))) } |