export declare function getPasscode(): string | null;
export declare function fetchToken(name: string, room: string, passcode: string, create_room?: boolean, create_conversation?: boolean): Promise<Response>;
export declare function verifyPasscode(passcode: string): Promise<{
    isValid: boolean;
    error: any;
} | {
    isValid: boolean;
    error?: undefined;
} | undefined>;
export declare function getErrorMessage(message: string): string;
export default function usePasscodeAuth(): {
    user: {
        displayName: undefined;
        photoURL: undefined;
        passcode: string;
    } | null;
    isAuthReady: boolean;
    getToken: (name: string, room: string) => Promise<any>;
    signIn: (passcode: string) => Promise<void>;
    signOut: () => Promise<void>;
    updateRecordingRules: (room_sid: any, rules: any) => Promise<any>;
};