import type { Application, Request } from 'express';
import type { StrictEventEmitter } from 'strict-event-emitter-types';
import { EventEmitter } from 'events';
import type { Device } from '../../balena-model.js';
export { getStateEventAdditionalFields, getConfig, setReadTransaction, filterDeviceConfig, formatImageLocation, addDefaultConfigVariableFn, setDefaultConfigVariables, serviceInstallFromImage, } from './state-get-utils.js';
export { metricsPatchFields, v2ValidPatchFields, v3ValidPatchFields, truncateConstrainedFieldsFactory, } from './state-patch-utils.js';
export declare const setup: (app: Application) => void;
export interface Events {
    'get-state': (deviceId: number, info: Pick<Request, 'apiKey'> & {
        config?: Dictionary<string>;
        ipAddress: string | undefined;
        storedDeviceFields: Partial<Device['Read']>;
    }) => void;
}
export declare const events: StrictEventEmitter<EventEmitter, Events>;