/// <reference types="node" />
import { ILogger } from "@node-lightning/logger";
import { IMessageSender } from "../Peer";
export declare enum GossipQueriesReceiverState {
    Idle = 0,
    Receiving = 1
}
/**
 * This class is used to activate / deactivate receiving of gossip messages
 * when the gossip_queries or gossip_queries_ex gossip sync strategies are used.
 */
export declare class GossipQueriesReceiver {
    readonly chainHash: Buffer;
    readonly peer: IMessageSender;
    readonly logger: ILogger;
    private _state;
    private _firstTimestamp;
    private _timestampRange;
    constructor(chainHash: Buffer, peer: IMessageSender, logger: ILogger);
    get state(): GossipQueriesReceiverState;
    get firstTimestamp(): number;
    get timestampRange(): number;
    /**
     * Deactivates gossip with the remote peer by sending a
     * gossip_timestamp_filter message that disables broadcast. In particular this
     * message will use a first_timestamp of uint32_max and a timestamp_range of
     * 0 to prevent the remote peer from sending information.
     */
    deactivate(): void;
    /**
     * Activates gossip with the remote peer by sending a gossip_timestamp_filter
     * message with the specified first timestamp and range. By default, this
     * starts gossip with the current timestamp and uint32_max as the range.
     * @param start
     * @param range
     */
    activate(start?: number, range?: number): void;
}