import { DeviceHello, DeviceInstallLog, PairRecordPayload } from '../types';
import { RelayClient } from './relay-client';
import { UsbmuxSession } from './usbmux';
import { UsbmuxCandidate } from './webusb';
export type DeviceRelayTarget = {
    device: USBDevice;
    candidate: UsbmuxCandidate;
    session?: UsbmuxSession;
    claimedInterfaceNumber?: number;
    hello: DeviceHello;
};
export type RequestUSBAccessOptions = {
    log: DeviceInstallLog;
};
export type StartPairingRelayOptions = {
    limbuildApiUrl: string;
    token?: string;
    log: DeviceInstallLog;
    target: DeviceRelayTarget;
};
export type StartInstallRelayOptions = StartPairingRelayOptions & {
    pairRecord: PairRecordPayload;
};
export declare function requestUSBAccess({ log }: RequestUSBAccessOptions): Promise<DeviceRelayTarget>;
export declare function startPairingRelay({ limbuildApiUrl, token, log, target }: StartPairingRelayOptions): Promise<{
    relay: RelayClient;
    pairRecord: PairRecordPayload;
    target: DeviceRelayTarget;
}>;
export declare function startInstallRelay({ limbuildApiUrl, token, log, target, pairRecord, }: StartInstallRelayOptions): Promise<RelayClient>;
export declare function closeDeviceRelayTarget(target: DeviceRelayTarget | undefined, log?: DeviceInstallLog): Promise<void>;
export declare function deviceRelayWebSocketUrl(limbuildApiUrl: string, token?: string): string;