export interface TarItem {
    name: string;
    buffer: ArrayBuffer;
}
/**
 * Parses the content of a (decompressed) TAR archive and returns its regular file entries.
 *
 * This is a minimal, dependency-free reader that works in both the browser and Node.js. It handles long entry
 * names from the USTAR `prefix` field, GNU long name (`L` type flag) entries, and PAX extended headers (`x` type
 * flag), and skips directories and other non-regular entries.
 *
 * @param data - The decompressed TAR archive content.
 * @returns The regular file entries with their name and content.
 */
export declare function readTarItems(data: Uint8Array): TarItem[];
/**
 * Unpacks the .tar.gz (odbx format) file and returns the items.
 *
 * Works in both the browser and Node.js: decompression uses `fflate` and the TAR archive is read by
 * {@link readTarItems}, so it does not depend on any browser-only API.
 *
 * @param data - The .tar.gz (odbx format) file.
 * @returns - The items in the .tar.gz file.
 */
export declare function unpackBundle(data: Blob | ArrayBuffer): Promise<{
    hasCache: boolean;
    images: any;
    items: TarItem[];
    packages: TarItem[];
}>;