53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
'use strict';
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var Message = require('../message');
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var inherits = require('util').inherits;
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var bitcore = require('bitcore');
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var BufferUtil = bitcore.util.buffer;
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var $ = bitcore.util.preconditions;
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var _ = bitcore.deps._;
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var MerkleBlock = bitcore.MerkleBlock;
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var magicNumber = bitcore.Networks.defaultNetwork.networkMagic.readUInt32LE(0);
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/**
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* Contains information about a MerkleBlock
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* @see https://en.bitcoin.it/wiki/Protocol_documentation
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* @param {Object} options
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* @param {MerkleBlock} options.merkleBlock
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*/
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function MerkleblockMessage(options) {
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if (!(this instanceof MerkleblockMessage)) {
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return new MerkleblockMessage(options);
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}
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if(!options) {
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options = {};
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}
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Message.call(this, options);
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this.magicNumber = magicNumber;
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this.command = 'merkleblock';
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$.checkArgument(
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_.isUndefined(options.merkleBlock) ||
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options.merkleBlock instanceof MerkleBlock
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);
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this.merkleBlock = options.merkleBlock;
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}
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inherits(MerkleblockMessage, Message);
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MerkleblockMessage.fromBuffer = function(payload) {
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var obj = {};
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$.checkArgument(BufferUtil.isBuffer(payload));
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obj.merkleBlock = MerkleBlock.fromBuffer(payload);
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return new MerkleblockMessage(obj);
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};
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MerkleblockMessage.prototype.getPayload = function() {
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return this.merkleBlock ? this.merkleBlock.toBuffer() : BufferUtil.EMPTY_BUFFER;
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};
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module.exports = function(options) {
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magicNumber = options.magicNumber || magicNumber;
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MerkleBlock = options.MerkleBlock || MerkleBlock;
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return MerkleblockMessage;
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};
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