/**
 * buildSignature
 * @param accessKeySecret
 * @param stringToSign
 * @returns
 */
export declare function buildSignature(accessKeySecret: string, stringToSign: string): string;
export declare function buildStringToSign(method: string, uriPattern: string, headers: {
    [x: string]: any;
}, query: {
    [x: string]: any;
}): string;
export declare function buildAuthorization(accessKeyId: string, accessKeySecret: string, stringToSign: string): string;