import { type TArg, type TRet } from "@li0ard/gost3413";
/**
 * Encrypts data using the Counter with Advance Cryptographic Prolongation of Key Material (CTR-ACPKM) mode with Kuznyechik cipher
 * @param key Encryption key
 * @param data Data to be encrypted
 * @param iv Initialization vector
 */
export declare const encryptCTR_ACPKM: (key: TArg<Uint8Array>, data: TArg<Uint8Array>, iv: TArg<Uint8Array>) => TRet<Uint8Array>;
/**
 * Decrypts data using the Counter with Advance Cryptographic Prolongation of Key Material (CTR-ACPKM) mode with Kuznyechik cipher
 * @param key Encryption key
 * @param data Data to be decrypted
 * @param iv Initialization vector
 */
export declare const decryptCTR_ACPKM: (key: TArg<Uint8Array>, data: TArg<Uint8Array>, iv: TArg<Uint8Array>) => TRet<Uint8Array>;
/**
 * ACPKM key derivation
 * @param key Encryption key
 */
export declare const acpkmDerivation: (key: TArg<Uint8Array>) => TRet<Uint8Array>;
/**
 * ACPKM master key derivation
 * @param key Encryption key
 * @param keySize Length of key material
 */
export declare const acpkmDerivationMaster: (key: TArg<Uint8Array>, keySize: number) => TRet<Uint8Array>;
/**
 * Compute MAC with Advance Cryptographic Prolongation of Key Material (OMAC-ACPKM) with Kuznyechik cipher
 * @param key Encryption key
 * @param data Input data
 */
export declare const omac_ACPKM: (key: TArg<Uint8Array>, data: TArg<Uint8Array>) => TRet<Uint8Array>;