/// <reference types="node" />
/**
 * 加解密类
 */
export default class Cipher {
    encodeSecret: Buffer;
    decodeSecret: Buffer;
    secret: string;
    /**
     * @params encodeSecret: 加密密钥
     * @params decodeSecret: 解密密钥
     */
    constructor(encodeSecret: Buffer, decodeSecret: Buffer);
    /**
     * 创建加解密
     * @param secret 密钥
     * @param deviceId  设备码
     */
    static createCipher(secret: string | Buffer): Cipher;
    /**
     * 创建随机默认版本号
     * 规则: version =0 为默认, 创建>=32768 <=65535
     */
    buildVersion(size?: number): number;
    /**
     * 创建face
     */
    buildFace(): number;
    decode(chunk: Buffer, face?: number): Buffer;
    encode(chunk: Buffer | string, face?: number): Buffer;
}