/// <reference types="node" />
import * as fs from 'fs';
export declare const readFile: typeof fs.promises.readFile;
export declare const writeFile: typeof fs.promises.writeFile;
export declare const enum LOG {
    NONE = 1,
    ERROR = 2,
    WARN = 3,
    INFO = 4,
    DEBUG = 5
}
export declare function debug(level: number, ...rest: any[]): void;
export declare function parseXml<T>(xml: string): Promise<T>;
export declare function readStringFromFile(path: string, encoding?: string): Promise<string>;
export declare function signMessage(message: string, cert: string, privateKey: string): string;