import { RPCServer } from 'castle-rpc-server/dist/index';
import { RPC } from 'castle-rpc';
import { Socket } from 'net';
declare class TCPRPCService extends RPCServer {
    constructor();
    controller(path: any, data: any, rpc: any, ctx: any): Promise<any>;
    send(content: RPC | string | Buffer, ctx: any): Promise<any>;
    sendTo(ID: any, Content: any, ctx: any): Promise<any>;
    readonly onlines: {
        [index: string]: {
            options: any;
            services: string[];
            subscribes: string[];
        };
    };
    close(ctx: {
        socket: Socket;
    }): Promise<void>;
}
export declare const TCPRPCServer: TCPRPCService;
export declare function install(that: any, koa: any, conf: {
    port: number | string;
    host: string;
}): void;
export {};