import type { URI } from "@adviser/cement";
import type { SuperThis } from "../types/sthis.js";
import type { JWKPrivate } from "../types/wire.js";
import type { DeviceIdResult, DeviceIdKeyBagItem } from "../types/keybag-item.js";
export declare class DeviceIdKeybagUnreadableError extends Error {
    constructor(cause: unknown);
}
export declare function isUnreadableDeviceIdKeybagError(error: unknown): boolean;
export interface KeyBagProvider {
    get(id: string): Promise<unknown>;
    set(id: string, item: unknown): Promise<void>;
    del(id: string): Promise<void>;
}
export interface KeyBagRuntime {
    readonly url: URI;
    readonly sthis: SuperThis;
    getBagProvider(): Promise<KeyBagProvider>;
    id(): string;
}
export declare class KeyBag {
    #private;
    readonly rt: KeyBagRuntime;
    static create(rt: KeyBagRuntime): Promise<KeyBag>;
    private constructor();
    provider: () => Promise<KeyBagProvider>;
    getDeviceId(): Promise<DeviceIdResult>;
    setDeviceId(_deviceId: JWKPrivate, _cert?: DeviceIdKeyBagItem["cert"]): Promise<DeviceIdResult>;
}