import { type TArg, type TRet } from "@noble/hashes/utils.js";
/** Key derivation function `KDF_GOSTR3411_2012_256 */
export declare const kdf_gostr3411_2012_256: (key: TArg<Uint8Array>, label: TArg<Uint8Array>, seed: TArg<Uint8Array>) => TRet<Uint8Array>;
/** Key derivation function `KDF_TREE_GOSTR3411_2012_256 */
export declare const kdf_tree_gostr3411_2012_256: (key: TArg<Uint8Array>, label: TArg<Uint8Array>, seed: TArg<Uint8Array>, keys: number, i_len?: number) => TRet<Uint8Array>[];
/** PBKDF2 over Streebog-256 */
export declare const streebog256pbkdf2: (password: TArg<Uint8Array>, salt: TArg<Uint8Array>, iter: number, dkLen: number) => TRet<Uint8Array>;
/** PBKDF2 over Streebog-512 */
export declare const streebog512pbkdf2: (password: TArg<Uint8Array>, salt: TArg<Uint8Array>, iter: number, dkLen: number) => TRet<Uint8Array>;
/** PBKDF2 over GOST R 34.11-94 */
export declare const gost341194pbkdf2: (password: TArg<Uint8Array>, salt: TArg<Uint8Array>, iter: number, dkLen: number) => TRet<Uint8Array>;
/** CryptoPro key derivation function (CPKDF) */
export declare const cpkdf: (password: TArg<Uint8Array>, salt: TArg<Uint8Array>) => TRet<Uint8Array>;