gmsn

https://github.com/tjfoc/gmsm

 

 

 

package main

import (
   "crypto/ecdsa"
   "crypto/elliptic"
   "crypto/rand"
   "fmt"
   "github.com/tjfoc/gmsm/sm2"

   "math/big"
   "time"
)

func cmain() {
   d,_ := new(big.Int).SetString("1234", 16);

   fmt.Println(d.Bytes())

}


func main() {
   pri,_ := ecdsa.GenerateKey(elliptic.P256(), rand.Reader)
   digests := make([]byte,32);
   sum1 := 0
   rand.Read(digests)
   start1 := time.Now()
   for i:=0; i<0x3fff; i++{
      r,s,_ :=ecdsa.Sign(rand.Reader, pri, digests);
      b := ecdsa.Verify((&pri.PublicKey), digests, r, s);
      if !b {
         sum1++
      }
   }
   en1 := time.Now()


   priv,_ := sm2.GenerateKey()
   sum2 := 0
   start2 := time.Now()
   for i:=0; i<0x3fff; i++ {
      r, s, _ := sm2.Sign(priv, digests)
      b := sm2.Verify(&priv.PublicKey, digests, r, s)
      if !b {
         sum2++
      }
   }
   en2 := time.Now()
   fmt.Println("time :")
   fmt.Println(sum1)
   fmt.Println(en1.Sub(start1))
   fmt.Println(sum2)
   fmt.Println(en2.Sub(start2))

}




time :
0
3.057710934s
0
1m3.456323641s