/**
 * Read a file's data from various sources.
 * Supports file paths (Node.js/Deno/Bun), buffers, and File objects (browser).
 */
export declare function readFileData(file: string | Uint8Array | ArrayBuffer | File): Promise<Uint8Array>;
/** Get the size of a file without reading its contents. */
export declare function getFileSize(path: string): Promise<number>;
/** Read partial file data (header and footer sections). */
export declare function readPartialFileData(path: string, headerSize: number, footerSize: number): Promise<Uint8Array>;
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