import { KeyLike } from 'jose';
import { WithHeaders } from './WithHeaders.js';
import { MacProtectedHeaders, UnprotectedHeaders, SupportedMacAlg } from '../headers.js';
export declare class Mac0 extends WithHeaders {
    readonly payload: Uint8Array;
    tag: Uint8Array;
    constructor(protectedHeaders: Map<number, unknown> | Uint8Array, unprotectedHeaders: Map<number, unknown>, payload: Uint8Array, tag: Uint8Array);
    private static createMAC0;
    getContentForEncoding(): (Uint8Array | Map<number, unknown> | undefined)[];
    encode(): Buffer;
    /**
     * Verifies the signature of this instance using the given key.
     *
     * @param {KeyLike | Uint8Array} key - The key to verify the signature with.
     * @param {Uint8Array} externalAAD - External Additional Associated Data
     * @param {Uint8Array} detachedPayload - The detached payload to verify the signature with.
     * @returns {Boolean} - The result of the signature verification.
     */
    verify(key: KeyLike | Uint8Array, externalAAD?: Uint8Array, detachedPayload?: Uint8Array): Promise<boolean>;
    get alg(): number | undefined;
    get algName(): SupportedMacAlg | undefined;
    hasSupportedAlg(): boolean;
    /**
     * compares the tag of this instance with the tag of the given instance
     */
    areEqual(mac0: Mac0): boolean;
    static create(protectedHeaders: MacProtectedHeaders, unprotectedHeaders: UnprotectedHeaders | undefined, payload: Uint8Array, key: KeyLike | Uint8Array): Promise<Mac0>;
}