hash_go.go

package main

import (
	"crypto/hmac"
	"crypto/md5"
	"crypto/sha256"
	"crypto/sha512"
	"encoding/base64"
	"fmt"
	"io"
)

func main() {
	input := "Lorem Ipsum dolor sit Amet"
	md5 := md5.New()
	sha_256 := sha256.New()
	sha_512 := sha512.New()
	io.WriteString(md5, input)
	sha_256.Write([]byte(input))
	sha_512.Write([]byte(input))
	sha_512_256 := sha512.Sum512_256([]byte(input))
	hmac512 := hmac.New(sha512.New, []byte("secret"))
	hmac512.Write([]byte(input))

	//4db45e622c0ae3157bdcb53e436c96c5
	fmt.Printf("md5:\t\t%x\n", md5.Sum(nil))

	//eb7a03c377c28da97ae97884582e6bd07fa44724af99798b42593355e39f82cb
	fmt.Printf("sha256:\t\t%x\n", sha_256.Sum(nil))

	//5cdaf0d2f162f55ccc04a8639ee490c94f2faeab3ba57d3c50d41930a67b5fa6915a73d6c78048729772390136efed25b11858e7fc0eed1aa7a464163bd44b1c
	fmt.Printf("sha512:\t\t%x\n", sha_512.Sum(nil))

	//34c614af69a2550a4d39138c3756e2cc50b4e5495af3657e5b726c2ac12d5e60
	fmt.Printf("sha512_256:\t%x\n", sha_512_256)

	//GBZ7aqtVzXGdRfdXLHkb0ySp/f+vV9Zo099N+aSv+tTagUWuHrPeECDfUyd5WCoHBe7xkw2EdpyLWx+Ge4JQKg==
	fmt.Printf("hmac512:\t%s\n", base64.StdEncoding.EncodeToString(hmac512.Sum(nil)))
}