import { CurveFn as XCurveFn } from '@noble/curves/abstract/montgomery';
import { CurveFn } from '@noble/curves/abstract/weierstrass';
import { Key, type ECDHer } from './key';
import { RawMap } from './map';
export declare class ECDHKey extends Key implements ECDHer {
    static fromBytes(data: Uint8Array): ECDHKey;
    static generate<T>(crv: number, kid?: T): ECDHKey;
    static fromSecret<T>(crv: number, secret: Uint8Array, kid?: T): ECDHKey;
    static fromPublic<T>(crv: number, pubkey: Uint8Array, kid?: T): ECDHKey;
    constructor(kv?: RawMap);
    get crv(): number;
    set crv(crv: number);
    ecdh(remotePublic: Key): Uint8Array;
    getSecretKey(): Uint8Array;
    getPublicKey(): Uint8Array;
    public(): ECDHKey;
}
export declare function getCurve(crv: number): CurveFn | XCurveFn;
export declare function getKeySize(crv: number): number;