/**
 * sm3 加密
 * @param {string} str 字符串
 * @returns {string} 返回加密后的字符串
 */
export declare function sm3Encrypt(str: string): string;
/**
 * sm3_hmac 加密
 * @param {string} str 字符串
 * @param {string} key 配置
 * @returns {string} 返回加密后的字符串
 */
export declare function sm3EncryptHmac(str: string, key: string): string;