import { State } from '../../helper/state'
/**
 * The ObfsState class identifies the obfuscation method
 */
export declare class ObfsState extends State {
  private obfsMethods
  parse(): void
  reply(): void
}
/**
 * The IdentifierState class identifies the version of the
 * protocol from the received data and changes the state properly
 */
export declare class IdentifierState extends State {
  /**
   * We identify the protocol version from the first byte
   */
  private firstByte?
  /**
   * Parse request
   * @returns void
   */
  parse(): void
  /**
   * Parse request and changes the state properly
   * @returns void
   */
  reply(): void
}
/**
 * The MethodSelectionState negotiates
 * with the client about the proper authentication method
 * specific for socks5
 * @remarks
 * References: {@link https://www.rfc-editor.org/rfc/rfc1928#section-3}
 */
export declare class MethodSelectionState extends State {
  /**
   * users' suggested authentication methods
   */
  private methods
  /**
   * Parse request and extracts user suggested authentication methods
   * @returns void
   */
  parse(): void
  /**
   * Continues to authenticate procedure with authenticator class
   * @returns void
   */
  reply(): void
}
/**
 * The RequestState class is responsible to handle
 * the request for socks5 (connect | associate | bind)
 * @remarks
 * References: {@link https://www.rfc-editor.org/rfc/rfc1928#section-4}
 */
export declare class RequestState extends State {
  /**
   * Parse request
   * @returns  void
   */
  parse(): void
  /**
   * Executes proper request handler function and,
   * remove all data listeners of contexts socket
   * @returns void
   */
  reply(): void
}