import type { Database } from 'better-sqlite3';
type ResolveAnyRecord = {
    type?: string;
    ttl?: number;
    name?: string;
    value?: string;
    priority?: number;
    weight?: number;
    port?: number;
};
export type DirectoryDiscovery = {
    directoryUrl: string;
    ttl: number;
    source: 'cache' | 'dns';
};
export type DidDiscovery = {
    did: string;
    ttl: number;
    source: 'cache' | 'dns';
};
export type BeamDnsResolver = {
    resolveAny?: (hostname: string) => Promise<ResolveAnyRecord[]>;
    resolveSrv?: (hostname: string) => Promise<Array<{
        name: string;
        port: number;
        priority: number;
        weight: number;
        ttl?: number;
    }>>;
    resolveTxt?: (hostname: string) => Promise<string[][]>;
};
export declare function inferDomainFromBeamId(beamId: string): string | null;
export declare function discoverDirectory(db: Database, domain: string, options?: {
    resolver?: BeamDnsResolver;
}): Promise<DirectoryDiscovery | null>;
export declare function discoverDID(db: Database, domain: string, options?: {
    resolver?: BeamDnsResolver;
}): Promise<DidDiscovery | null>;
export {};