// Copyright 2014 Claudemiro Alves Feitosa Neto. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.

package utils

import (
	"crypto/hmac"
	"crypto/sha256"
	"encoding/hex"
)

// HashMAC Calculates the MAC signing with the given key and returns the hexadecimal encoded Result
func HashMAC(message, key []byte) string {
	mac := hmac.New(sha256.New, key)
	mac.Write(message)
	expected := mac.Sum(nil)

	return hex.EncodeToString(expected)
}