import { type TArg } from "@noble/hashes/utils.js";
import type { Cipher, StreamMode } from "../types.js";
import type { Magma } from "../magma/index.js";
/**
 * **EN:** Counter (CTR) mode
 *
 * **RU:** Режим гаммирования
 */
export declare const ctr: (cipher: Cipher, iv: TArg<Uint8Array>, isAcpkm?: boolean, _isAcpkmOmac?: boolean) => StreamMode;
/**
 * **EN:** Counter (CTR) mode (GOST 28147-89)
 *
 * **RU:** Режим гаммирования (ГОСТ 28147-89)
 */
export declare const cnt: (cipher: Magma, iv: TArg<Uint8Array>) => StreamMode;