41 lines
1.2 KiB
JavaScript
41 lines
1.2 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-lib');
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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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/**
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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 {MerkleBlock} arg - An instance of MerkleBlock
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* @param {Object=} options
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* @param {Function} options.MerkleBlock - a MerkleBlock constructor
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* @extends Message
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* @constructor
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*/
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function MerkleblockMessage(arg, options) {
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Message.call(this, options);
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this.MerkleBlock = options.MerkleBlock; // constructor
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this.command = 'merkleblock';
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$.checkArgument(
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_.isUndefined(arg) || arg instanceof this.MerkleBlock,
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'An instance of MerkleBlock or undefined is expected'
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);
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this.merkleBlock = arg;
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}
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inherits(MerkleblockMessage, Message);
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MerkleblockMessage.prototype.setPayload = function(payload) {
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$.checkArgument(BufferUtil.isBuffer(payload));
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this.merkleBlock = this.MerkleBlock.fromBuffer(payload);
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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 = MerkleblockMessage;
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