/// <reference types="node" />
import { ADNLClient } from 'adnl';
import { tonNode_blockId, tonNode_blockIdExt } from '../auto/schema-tl';
declare class ADNLUtil {
    private _client;
    constructor(client?: ADNLClient);
    private static wrapQuery;
    private wrapAndWrite;
    timePing(): Buffer;
    getMasterchainInfo(): Buffer;
    getBlockHeader(block: tonNode_blockIdExt): Buffer;
    lookupBlock(block: tonNode_blockId): Buffer;
    get client(): ADNLClient;
    setClient(client: ADNLClient): void;
}
export { ADNLUtil };