flocore-p2p/lib/messages/commands/ping.js

46 lines
1.1 KiB
JavaScript

'use strict';
var Message = require('../message');
var inherits = require('util').inherits;
var bitcore = require('bitcore');
var utils = require('../utils');
var BufferReader = bitcore.encoding.BufferReader;
var magicNumber = bitcore.Networks.defaultNetwork.networkMagic.readUInt32LE(0);
function PingMessage(options) {
if (!(this instanceof PingMessage)) {
return new PingMessage(options);
}
if (!options) {
options = {};
}
Message.call(this, options);
this.command = 'ping';
this.magicNumber = magicNumber;
this.nonce = options.nonce || utils.getNonce();
};
inherits(PingMessage, Message);
PingMessage.prototype.getPayload = function() {
return this.nonce;
};
PingMessage.fromObject = function(obj) {
return new PingMessage(obj);
};
PingMessage.fromBuffer = function(payload) {
var obj = {};
var parser = new BufferReader(payload);
obj.nonce = parser.read(8);
utils.checkFinished(parser);
return PingMessage.fromObject(obj);
};
module.exports = function(options) {
magicNumber = options.magicNumber || magicNumber;
return PingMessage;
};