appcore/crypto/random.go

// Copyright 2024 Patial Tech (Ankit Patial).
//
// This file is part of code.patial.tech/go/appcore, which is MIT licensed.
// See http://opensource.org/licenses/MIT

package crypto

import (
	"crypto/rand"
	"encoding/hex"
)

// RandomBytes generates totally random bytes, each byte is generated by [0,255] range
func RandomBytes(length uint8) ([]byte, error) {
	buf := make([]byte, length)
	_, err := rand.Read(buf)
	return buf, err
}

func RandomBytesHex(length uint8) (string, error) {
	if b, err := RandomBytes(length); err != nil {
		return "", err
	} else {
		return hex.EncodeToString(b), nil
	}
}