/// <reference types="node" />
import { EventEmitter } from 'events';
import { ConnectionOptions } from 'tls';
import ldap from 'ldapjs';
declare namespace ADAuth {
    type Scope = 'base' | 'one' | 'sub';
    interface GroupSearchFilterFunction {
        (user: any): string;
    }
    interface Options extends ldap.ClientOptions {
        domainDN: string;
        bindDN?: undefined;
        bindCredentials?: undefined;
        searchBase?: string;
        searchFilterByDN?: string;
        searchFilterByUPN?: string;
        searchFilterBySAN?: string;
        searchScope?: Scope;
        searchAttributes?: string[];
        groupSearchBase?: string;
        groupSearchFilter?: string | GroupSearchFilterFunction;
        groupSearchScope?: Scope;
        groupSearchAttributes?: string[];
        bindProperty?: string;
        groupDNProperty?: string;
        includeRaw?: boolean;
        cache?: boolean;
        starttls?: boolean;
        tlsOptions?: ConnectionOptions;
        debug?: boolean;
    }
    interface SIDSearchOptions extends ldap.SearchOptions {
        baseDN?: string;
    }
}
declare class ADAuth extends EventEmitter {
    #private;
    readonly options: ADAuth.Options;
    readonly clientOptions: ldap.ClientOptions;
    constructor(init: ADAuth.Options);
    initialise(): Promise<void>;
    static create(init: ADAuth.Options): Promise<ADAuth>;
    authenticate(username: string, password: string): Promise<any>;
    close(): Promise<void>;
    dispose(): Promise<void>;
}
export default ADAuth;