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MAGIC - Add sm4 benchmark reference first

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Emman 2021-03-12 15:40:38 +08:00
parent 3138623e19
commit 8e9376d5f6
2 changed files with 61 additions and 1 deletions
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10
README.md
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@ -75,4 +75,12 @@ This is also a **SM3** implementation whose performance is similar like golang n
PASS
ok github.com/emmansun/gmsm/sm3 3.043s
**SM4 Benchmark**
Pure golang version
goos: windows
goarch: amd64
pkg: github.com/emmansun/gmsm/sm4
BenchmarkEncrypt-6 2671431 441 ns/op 36.28 MB/s 0 B/op 0 allocs/op
BenchmarkDecrypt-6 2709132 440 ns/op 36.40 MB/s 0 B/op 0 allocs/op
BenchmarkExpand-6 2543746 471 ns/op 16 B/op 1 allocs/op

52
sm4/cipher_test.go
View File

@ -10,6 +10,21 @@ import (
"testing"
)
type CryptTest struct {
key []byte
in []byte
out []byte
}
var encryptTests = []CryptTest{
{
// Appendix 1.
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
[]byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10},
[]byte{0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e, 0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46},
},
}
func Test_sample1(t *testing.T) {
src := []byte{0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef, 0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10}
expected := []byte{0x68, 0x1e, 0xdf, 0x34, 0xd2, 0x06, 0x96, 0x5e, 0x86, 0xb3, 0xe9, 0x4f, 0x53, 0x6e, 0x42, 0x46}
@ -46,6 +61,43 @@ func Test_sample2(t *testing.T) {
}
}
func BenchmarkEncrypt(b *testing.B) {
tt := encryptTests[0]
c, err := NewCipher(tt.key)
if err != nil {
b.Fatal("NewCipher:", err)
}
out := make([]byte, len(tt.in))
b.SetBytes(int64(len(out)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
c.Encrypt(out, tt.in)
}
}
func BenchmarkDecrypt(b *testing.B) {
tt := encryptTests[0]
c, err := NewCipher(tt.key)
if err != nil {
b.Fatal("NewCipher:", err)
}
out := make([]byte, len(tt.out))
b.SetBytes(int64(len(out)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
c.Decrypt(out, tt.out)
}
}
func BenchmarkExpand(b *testing.B) {
tt := encryptTests[0]
c := &sm4Cipher{make([]uint32, rounds), make([]uint32, rounds)}
b.ResetTimer()
for i := 0; i < b.N; i++ {
expandKeyGo(tt.key, c.enc, c.dec)
}
}
func paddingPKCS7(buf []byte, blockSize int) []byte {
bufLen := len(buf)
padLen := blockSize - bufLen%blockSize