import { _HMAC } from "@noble/hashes/hmac.js";
import { type Hash } from "@noble/hashes/utils.js";
import { Streebog256, Streebog512 } from "./index.js";
/**
 * HMAC implementation for Streebog 256 bit
 * @param key Encryption key
 */
export declare const Streebog256HMAC: (key: Uint8Array) => _HMAC<Hash<Streebog256>>;
/**
 * HMAC implementation for Streebog 512 bit
 * @param key Encryption key
 */
export declare const Streebog512HMAC: (key: Uint8Array) => _HMAC<Hash<Streebog512>>;