import type { IncomingMessage, ServerResponse, Server } from "node:http";
import { WebSocket } from "ws";
import { Engine, type Options } from "./engine.js";
export declare class MfupServer {
    readonly engine: Engine;
    readonly prefix: string;
    readonly sockets: import("ws").Server<typeof WebSocket, typeof IncomingMessage>;
    constructor(options: Options);
    handle(req: IncomingMessage, res: ServerResponse): Promise<boolean>;
    private receive;
    attach(server: Server): () => Server<typeof IncomingMessage, typeof ServerResponse>;
    close(): Promise<void>;
}
export declare function createMfup(options: Options): MfupServer;