import type { EventHandler } from 'h3';
/**
 * Wraps an event handler with basic authentication.
 *
 * This function enhances a given event handler with basic authentication functionality.
 * It checks for an Authorization header in the request and compares the decoded
 * credentials with the provided authentication string. If the credentials match,
 * the original handler is executed.
 *
 * @param handler The event handler to be wrapped.
 * @param auth The authentication string in the format 'username:password'.
 *
 * @returns The wrapped and awaited event handler, else an authentication failure response is returned.
 */
export declare const eventHandlerWithBasicAuth: (handler: EventHandler, auth: string) => EventHandler<import("h3").EventHandlerRequest, Promise<any>>;
/**
 * Wraps an event handler with cache authentication.
 *
 * It takes an event handler and returns a new handler that is protected by
 * basic authentication if cache authentication is configured in the runtime config (`cache.auth`).
 * If cache authentication is not configured, the original handler is returned.
 *
 * @param handler The event handler to wrap.
 *
 * @returns The wrapped event handler.
 */
export declare const eventHandlerWithCacheAuth: (handler: EventHandler) => EventHandler<import("h3").EventHandlerRequest, Promise<any>>;