import type { ArkmeSessionCredentials } from '../keychain-store.js';
import { ServiceRuntime } from './service.js';
/** A protected record must never be projected by the plugin, even if an upstream filter regresses. */
export declare function arkmePrivacyLockedRecord(raw: unknown): boolean;
/** Topic list requests are public-only; retain this guard for stale or malformed responses. */
export declare function arkmePrivacyLockedTopic(raw: unknown): boolean;
/** Mirrors the mobile visibility snapshot: it returns only privacy metadata, never record content. */
export declare class ArkmePrivacyVisibilityService {
    private readonly runtime;
    private readonly cache;
    private readonly inFlight;
    constructor(runtime: ServiceRuntime);
    lockedRecordUids(session: ArkmeSessionCredentials, signal?: AbortSignal): Promise<ReadonlySet<string>>;
    clear(userId?: number): void;
    private loadLockedRecordUids;
}
//# sourceMappingURL=privacy-visibility.d.ts.map