tpf.go

package main

import (
	"crypto/aes"
	"fmt"
	"time"

	"golang.org/x/crypto/twofish"
)

func main() {
	c, err := twofish.NewCipher([]byte("0123456789abcdef0123456789ABCDEF"))
	if err != nil {
		panic(err)
	}
	block := []byte("0123456789abcdef")
	t1 := time.Now()
	for i := 0; i < 67108864; i++ {
		c.Encrypt(block, block)
	}
	delta := time.Since(t1)
	fmt.Printf("Encryption of 1GB with twofish takes %v.\n", delta)
	//
	c1, err := aes.NewCipher([]byte("0123456789abcdef0123456789ABCDEF"))
	if err != nil {
		panic(err)
	}
	t2 := time.Now()
	for i := 0; i < 67108864; i++ {
		c1.Encrypt(block, block)
	}
	delta2 := time.Since(t2)
	fmt.Printf("Encryption of 1GB with AES takes %v.\n", delta2)
}