import { Next } from 'koa';
import { Context } from '../app';
export declare function verifyOnline(ctx: Context, next: Next): Promise<void>;
export declare function verifyKey(ctx: Context, next: Next): Promise<void>;
export declare function verifyUin(ctx: Context, next: Next): Promise<void>;
export declare function verifyPrivateMsg(ctx: Context, next: Next): Promise<void>;
export declare function verifyGroupMsg(ctx: Context, next: Next): Promise<void>;