import type { PrivateKey } from "./types";
export declare function bufferFromHexString(hexString: string): Uint8Array;
export declare function WebWorker(worker: Worker): Worker;
/**
 * Fallback for localStorage that works in node and the browser
 */
export declare function getPlatformLocalStorage(): any;
export declare function getPlatformCreateKey(): (encryptStr: string, ivHex: string) => Promise<PrivateKey>;
export declare function waitUntil(condition: () => boolean): Promise<void>;