import { JDBus } from "./bus";
import { JDEventSource } from "./eventsource";
/**
 * UF2 page data structure
 * @category Firmware
 * @internal
 */
export interface FirmwarePage {
    data: Uint8Array;
    targetAddress: number;
}
/**
 * Data structure representing a firmware binary
 * @category Firmware
 * @internal
 */
export interface FirmwareBlob {
    pages: FirmwarePage[];
    productIdentifier: number;
    pageSize: number;
    name: string;
    version: string;
    store: string;
}
export declare class FirmwareUpdater extends JDEventSource {
    readonly bus: JDBus;
    readonly blob: FirmwareBlob;
    constructor(bus: JDBus, blob: FirmwareBlob);
    /**
     * Flash firmware blob onto device
     * @param bus
     * @param blob
     * @param updateCandidates
     * @param ignoreFirmwareCheck
     * @param progress
     * @returns
     * @category Firmware
     */
    flash(updateCandidates: FirmwareInfo[], ignoreFirmwareCheck: boolean): Promise<void>;
}
/**
 * Parses a UF2 firmware binary into firmware blobs
 * @param uf2
 * @param store
 * @returns
 * @category Firmware
 */
export declare function parseUF2Firmware(uf2: Uint8Array, store: string): FirmwareBlob[];
/**
 * Firmware information
 * @internal
 */
export interface FirmwareInfo {
    deviceId: string;
    version: string;
    name: string;
    productIdentifier: number;
    bootloaderProductIdentifier: number;
}
/**
 * Parse a UF2 firmware file and extracts firmware blobs
 * @param blob
 * @param store
 * @returns
 * @category Firmware
 */
export declare function parseFirmwareFile(blob: Blob, store?: string): Promise<FirmwareBlob[]>;
/**
 * Indicates if a firmware blob is applicated to the device information
 * @param dev
 * @param blob
 * @returns
 * @category Firmware
 */
export declare function updateApplicable(dev: FirmwareInfo, blob: FirmwareBlob): boolean;
/**
 * This command can be sent every 50ms to keep devices in bootloader mode
 * @param bus
 * @category Firmware
 */
export declare function sendStayInBootloaderCommand(bus: JDBus): Promise<void>;
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