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internal/sm2ec: make SetBytes constant time, use latest golang features #309

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Sun Yimin 2025-03-04 11:30:20 +08:00 committed by GitHub
parent 5ade794e6b
commit 759bb4c0b9
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1 changed files with 7 additions and 2 deletions
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9
internal/subtle/constant_time_test.go
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@ -2,13 +2,18 @@ package subtle
import ( import (
"bytes" "bytes"
"crypto/rand"
"fmt" "fmt"
"math/rand/v2"
"testing" "testing"
"time"
"github.com/emmansun/gmsm/internal/byteorder"
) )
func TestConstantTimeLessOrEqBytes(t *testing.T) { func TestConstantTimeLessOrEqBytes(t *testing.T) {
r := rand.Reader seed := make([]byte, 32)
byteorder.BEPutUint64(seed, uint64(time.Now().UnixNano()))
r := rand.NewChaCha8([32]byte(seed))
for l := 0; l < 20; l++ { for l := 0; l < 20; l++ {
a := make([]byte, l) a := make([]byte, l)
b := make([]byte, l) b := make([]byte, l)