import { Intent as RawIntent, IntentName } from "../clients/intent.gen.js";
import { Session } from "../session/index.js";
export type Intent<T> = Omit<RawIntent, 'data' | 'signatures'> & {
    data: T;
};
export type SignedIntent<T> = Omit<RawIntent, 'data'> & {
    data: T;
};
export declare function getLocalTime(): number;
export declare function getTimeDrift(): number | undefined;
export declare function updateTimeDrift(serverTime?: Date): void;
export declare function makeIntent<T>(name: IntentName, lifespan: number, data: T): Intent<T>;
export declare function signIntent<T>(session: Session, intent: Intent<T>): Promise<SignedIntent<T>>;
export declare function hashIntent<T>(intent: Intent<T>): Uint8Array;
export declare function changeIntentTime<T>(intent: SignedIntent<T>, now: Date): Intent<T>;