import type { bytes } from './basic';
import type { NoiseSession } from './handshake';
export interface IHandshake {
    session: NoiseSession;
    encrypt: (plaintext: bytes, session: NoiseSession) => bytes;
    decrypt: (ciphertext: bytes, session: NoiseSession, dst?: Uint8Array) => {
        plaintext: bytes;
        valid: boolean;
    };
    getRemoteStaticKey: () => bytes;
}
export interface HandshakeHandler {
    beforeWriteMessage: (session: NoiseSession) => Promise<Uint8Array | null>;
    onReadMessage: (session: NoiseSession, payload: Uint8Array) => Promise<boolean>;
}