Function SHA256Streams

common/persistence/utils.go:35–45

SHA256Streams 对文件流执行SHA256运算

(streams []io.Reader)

// SHA256Streams 对文件流执行SHA256运算
func SHA256Streams(streams []io.Reader) ([]byte, error) {
	hash := sha256.New()
	for _, stream := range streams {
		if _, err := io.Copy(hash, stream); err != nil {
			return nil, err
		}
	}
	ret := hash.Sum(nil)
	//hex.EncodeToString(ret)
	return ret, nil
}

// RSA2048SignString 对文本执行RSA2048运算
func RSA2048SignString(body string, privateKey *rsa.PrivateKey) ([]byte, error) {