export interface AuthenticationRequestParams {
    loginHint: string;
    redirectUri: string;
    state: string;
    ltiMessageHint?: string;
    ltiDeploymentId?: string;
}
export interface State {
    /** Ties this state token to the separate, never-sent-to-the-platform recovery token stored client-side. */
    stateId: string;
    query?: Record<string, string>;
    /** The login-time `target_link_uri` fragment, restored only if the id_token's own claim has none. */
    fragment?: string;
    /** The platform's declared postMessage storage target frame name (`lti_storage_target`), if it sent one at login. */
    storageTarget?: string;
    /** The platform's authentication endpoint origin, captured at login time so the launch page can target postMessage calls precisely. */
    platformLoginOrigin?: string;
}
/** The parts of the login-time `target_link_uri` carried in the state token. */
export type TargetLinkUriState = Pick<State, 'query' | 'fragment'>;
export interface StorageTarget {
    target: string;
    loginOrigin: string;
}