import { Crypto } from "./index";
import { SecretStorageKeyDescription } from "../secret-storage";
export interface IDehydratedDevice {
    device_id: string;
    device_data: SecretStorageKeyDescription & {
        algorithm: string;
        account: string;
    };
}
export interface IDehydratedDeviceKeyInfo {
    passphrase?: string;
}
export declare const DEHYDRATION_ALGORITHM = "org.matrix.msc2697.v1.olm.libolm_pickle";
export declare class DehydrationManager {
    private readonly crypto;
    private inProgress;
    private timeoutId;
    private key?;
    private keyInfo?;
    private deviceDisplayName?;
    constructor(crypto: Crypto);
    getDehydrationKeyFromCache(): Promise<void>;
    /** set the key, and queue periodic dehydration to the server in the background */
    setKeyAndQueueDehydration(key: Uint8Array, keyInfo?: {
        [props: string]: any;
    }, deviceDisplayName?: string): Promise<void>;
    setKey(key: Uint8Array, keyInfo?: {
        [props: string]: any;
    }, deviceDisplayName?: string): Promise<boolean | undefined>;
    /** returns the device id of the newly created dehydrated device */
    dehydrateDevice(): Promise<string | undefined>;
    stop(): void;
}
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