import { User } from './User';
/**
 * Defines a role that identifies the device as a user with basic access to a channel.
 */
export declare const USER_ROLE = "user";
/**
 * Defines a role that identifies the device as an admin.
 */
export declare const ADMIN_ROLE = "admin";
/**
 * Defines a role that identifies the device as the server.
 */
export declare const SERVER_ROLE = "server";
/**
 * Defines a role that identifies the device as a guest.
 */
export declare const GUEST_ROLE = "guest";
/**
 * Defines a claim that gets the username that the device is representing.
 */
export declare const USERNAME_CLAIM = "username";
/**
 * Defines a claim that gets the ID of the device.
 */
export declare const DEVICE_ID_CLAIM = "device_id";
/**
 * Defines a claim that gets the ID of the session.
 */
export declare const SESSION_ID_CLAIM = "session_id";
/**
 * An interface for an object that contains a set of roles that a user has.
 */
export interface DeviceInfo {
    /**
     * The list of roles.
     */
    roles: string[];
    /**
     * The claims that the device contains.
     * That is, information about the device which has been verified.
     */
    claims: {
        [USERNAME_CLAIM]: string;
        [DEVICE_ID_CLAIM]: string;
        [SESSION_ID_CLAIM]: string;
        [key: string]: string;
    };
}
export declare function deviceInfo(username: string, deviceId: string, sessionId: string, roles?: string[]): DeviceInfo;
export declare function deviceInfoFromUser(user: User): DeviceInfo;
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