/// <reference types="node" />
import Address from './address'
import Connection, { EventTypes } from './connection'
import * as net from 'net'
import Event from './event'
import Obfs from '../obfs/obfs'
export interface Info {
  version: number
  address: Address
  userId?: string
}
export interface HandlerResolve {
  socket: net.Socket
  address: Address
  obfs: Obfs
  rsv?: number
  args?: any
}
export type Handler = (
  info: Info,
  socket: net.Socket,
  obfs: Obfs,
  event?: Event<EventTypes>,
  resolve?: (value: PromiseLike<HandlerResolve> | HandlerResolve) => void,
  reject?: ((reason?: any) => void) | undefined
) => void
/**
 * Inputs a callback function and return a function that accept connection and,
 * executes callback with function  its properties
 * @returns function
 */
export declare const handler: (
  callback: Handler
) => (connection: Connection) => void