import { Encrypt0 } from './Encrypt0.js';
import { Mac0 } from './Mac0.js';
import { Sign } from './Sign.js';
import { Sign1 } from './Sign1.js';
import { Encrypt } from './Encrypt.js';
export type ObjectType<T> = {
    new (...args: any): T;
    tag: number;
};
/**
 *
 * Decode a buffer into a COSE message.
 * The cbor structure could be tagged or untagged.
 *
 * @param cose {Uint8Array} - The buffer containing the Cose message.
 * @param expectedType {ObjectType<T>} - The expected type of the COSE message.
 * @returns {T} - The decoded COSE message.
 */
export declare const decode: <T extends Encrypt0 | Mac0 | Sign | Sign1 | Encrypt>(cose: Uint8Array, expectedType: ObjectType<T>) => T;