/********************************************************************
 * @author:      Kaven
 * @email:       kaven@wuwenkai.com
 * @website:     http://blog.kaven.xyz
 * @file:        [Kaven-Utils] /src/net/authentication/KavenDigestAuthentication.ts
 * @create:      2019-03-26 14:22:50.325
 * @modify:      2023-12-07 10:59:05.566
 * @version:     5.4.0
 * @times:       44
 * @lines:       143
 * @copyright:   Copyright © 2019-2023 Kaven. All Rights Reserved.
 * @description: [description]
 * @license:     [license]
 ********************************************************************/
import { IHttpAuthorizationInfo } from "../../base/Interfaces.js";
import { HttpResponseMessage } from "../http/HttpResponseMessage.js";
import { KavenAuthentication } from "./KavenAuthentication.js";
export declare class KavenDigestAuthentication extends KavenAuthentication {
    /**
     * A server-specified string which should be uniquely generated each
     * time a 401 response is made.  It is advised that this string be
     * Base64 or hexadecimal data.  Specifically, since the string is
     * passed in the header field lines as a quoted string, the double-
     * quote character is not allowed, unless suitably escaped.
     */
    get Nonce(): string;
    /**
     * A string of data, specified by the server, that SHOULD be returned
     * by the client unchanged in the Authorization header field of
     * subsequent requests with URIs in the same protection space.  It is
     * RECOMMENDED that this string be Base64 or hexadecimal data.
     */
    get Opaque(): string;
    Name: string;
    /**
     * Indicates the "quality of protection" options applied to the
     * response by the server.
     *
     * The value "auth" indicates authentication;
     *
     * the value "auth-int" indicates authentication with integrity protection.
     *
     * The server SHOULD use the same value for the qop parameter in the response as was sent by the client in the
     * corresponding request.
     */
    QOP: string;
    /**
     * Only support MD5 for now.
     */
    Algorithm: string;
    private md5?;
    Authenticate(req: IHttpAuthorizationInfo): Promise<boolean>;
    Update(response: HttpResponseMessage): HttpResponseMessage;
}