/**
 * @license
 * Copyright Neekware Inc. All Rights Reserved.
 *
 * Use of this source code is governed by a proprietary notice
 * that can be found at http://neekware.com/license/PRI.html
 */
import { DeepReadonly } from 'ts-essentials';
import { IpwareCallOptions, IpwareConfigOptions, IpwareIpInfo } from './ipware.model';
export declare class Ipware {
    readonly options: DeepReadonly<IpwareConfigOptions>;
    private nonPublicIpPrefixes;
    constructor(options?: IpwareConfigOptions);
    /**
     * Returns the IP address of the request headers ip attribute
     * @param {ip} string containing an ip address
     * @returns an object of type IpwareIpInfo if ip address is valid, else undefined
     */
    private getInfo;
    /**
     * Determines if IP is loopback
     * @param {string} ip Ip address
     * @returns {boolean} true if ip is loopback, else false
     */
    isLoopback(ip: string): boolean;
    /**
     * Determines if IP is private (non-routable on the internet)
     * @param {string} ip Ip address
     * @returns {boolean} true if ip is private, else false
     */
    isPrivate(ip: string): boolean;
    /**
     * Determines if IP is public (routable on the internet)
     * @param {string} ip Ip address
     * @returns {boolean} true if ip is public, else false
     */
    isPublic(ip: string): boolean;
    /**
     * Return the client IP address as per best matched IP address
     * @param request HTTP request
     * @param options ipware call options
     * @returns IpwareIpInfo
     */
    getClientIP(request: any, callOptions?: IpwareCallOptions): IpwareIpInfo | null;
}