import type { KalynaBase } from "../core";
/**
 * Proceed data using the Output Feedback (OFB) mode
 * @param cipherClass Initialized cipher class
 * @param data Data to be encrypted/decrypted
 * @param iv Initialization vector
 */
export declare const ofb: (cipherClass: KalynaBase, data: Uint8Array, iv: Uint8Array) => Uint8Array;