Updated
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Matthew Little
parent
e3c223ce36
commit
d4f867b279
@ -1,181 +0,0 @@
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/*
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function BlockTemplate(jobId, data){
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this.jobId = jobId;
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//CBlock
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this.nVersion = 1;
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this.hashPrevBlock = 0;
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this.hashMerkleRoot = 0;
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this.nTime = 0;
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this.nBits = 0;
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this.nNonce = 0;
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this.vtx = [];
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this.sha256 = null;
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this.scrypt = null;
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//---
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this.jobId = JobStore.nextId();
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this.submits = [];
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var txHashes = [null].concat(data.transactions.map(function(tx){
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return util.uint256BufferFromHash(tx.hash);
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}));
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this.merkleTree = new merkle.Tree(txHashes);
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this.coinbase = new coinbase.CoinbaseTransaction(
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data.coinbasevalue,
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data.coinbaseaux.flags,
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data.height
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);
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this.vtx = [this.coinbase.tx];
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data.transactions.each(function(tx){
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var t = new coinbase.CTransaction();
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t.deserialize(new Buffer(tx.data, 'hex'));
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this.vtx.push(t);
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});
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this.height = data.height;
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this.nVersion = data.version;
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this.nBits = parseInt(data.bits, 16);
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this.hashMerkleRoot = 0;
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this.nNonce = 0;
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this.curTime = data.curtime;
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this.timeDelt = this.curTime - Math.floor(Date.now() / 1000);
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this.target = util.uint256_from_compact(this.nBits);
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this.prevHashBin = util.reverseBuffer(new Buffer(data.previousblockhash, 'hex'));
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this.broadCastArgs = this.buildBroadcastArgs();
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}
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BlockTemplate.prototype = {
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registerSubmit: function(extraNonce1, extraNonce2, nTime, nonce){
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var t = [extraNonce1, extraNonce2, nTime, nonce];
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this.submits.forEach(function(s){
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if (s.join(',') == t.join(','))
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return false;
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});
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this.submits.push(t);
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return true;
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},
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buildBroadcastArgs: function(){
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return [
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this.jobId,
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this.prevHashBin.toString('hex'),
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this.coinbase.serialized[0].toString('hex'),
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this.coinbase.serialized[1].toString('hex'),
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this.merkleTree.steps.map(function(s){
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return s.toString('hex');
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}),
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binpack.packInt32(this.nVersion, 'big').toString('hex'),
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binpack.packUInt32(this.nBits, 'big').toString('hex'),
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binpack.packUInt32(this.curTime, 'big').toString('hex'),
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true //cleanJobs
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];
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},
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serializeCoinbase: function(extraNonce1, extraNonce2){
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var parts = this.coinbase.serialized;
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return Buffer.concat([
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parts[0],
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extraNonce1,
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extraNonce2,
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parts[1]
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]);
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},
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checkNTime: function(nTime){
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if (nTime < this.curTime)
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return false;
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if (nTime > ((Date.now() / 1000) + 7200))
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return false;
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return true;
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},
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serializeHeader: function(merkleRootInt, nTimeBin, nonceBin){
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return Buffer.concat([
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binpack.packInt32(this.version, 'big'),
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this.prevHashBin,
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util.ser_uint256_be(merkleRootInt),
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nTimeBin,
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binpack.packUInt32(this.nBits, 'big'),
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nonceBin
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]);
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},
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finalize: function(merkleRootInt, extraNonce1Bin, extraNonce2Bin, nTime, nonce){
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this.hashMerkleRoot = merkleRootInt;
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this.nTime = nTime;
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this.nNonce = nonce;
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this.vtx[0].setExtraNonce(Buffer.concat([extraNonce1Bin, extraNonce2Bin]));
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this.sha256 = null;
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},
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//CBlock
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deserialize: function(f){
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util.makeBufferReadable(f);
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this.nVersion = f.read(4).readInt32LE(0);
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this.hashPrevBlock = util.hexFromReversedBuffer(f.read(32));
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this.hashMerkleRoot = util.hexFromReversedBuffer(f.read(32));
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this.nTime = f.read(4).readUInt32LE(0);
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this.nBits = f.read(4).readUInt32LE(0);
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this.nNonce = f.read(4).readUInt32LE(0);
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this.vtx = util.deser_vector(f, coinbase.CTransaction);
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},
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serialize: function(){
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return Buffer.concat([
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binpack.packInt32(this.nVersion, 'little'),
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util.uint256BufferFromHash(this.hashPrevBlock),
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util.uint256BufferFromHash(this.hashMerkleRoot),
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binpack.packUInt32(this.nTime, 'little'),
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binpack.packUInt32(this.nBits, 'little'),
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binpack.packUInt32(this.nNonce, 'little'),
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util.ser_vector(this.vtx)
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]);
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},
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calcSha256: function(){
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if (!this.sha256){
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var r = Buffer.concat([
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binpack.packInt32(this.nVersion, 'little'),
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util.uint256BufferFromHash(this.hashPrevBlock),
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util.uint256BufferFromHash(this.hashMerkleRoot),
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binpack.packUInt32(this.nTime, 'little'),
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binpack.packUInt32(this.nBits, 'little'),
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binpack.packUInt32(this.nNonce, 'little')
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]);
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this.sha256 = util.doublesha(r);
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}
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return this.sha256;
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},
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calc_scrypt: function(){
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},
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is_valid: function(){
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this.calc_sha256();
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var target = bignum.fromBuffer(new Buffer(this.nBits, 'hex'));
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if (bignum.fromBuffer(this.sha256).gt(target))
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return false;
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var hashes = [];
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}
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};
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*/
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@ -1,51 +0,0 @@
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/*
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var binpack = require('/usr/lib/node_modules/binpack');
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var bignum = require('/usr/lib/node_modules/bignum');
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var merkle = require('./merkleTree.js');
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var coinbase = require('./transactions.js');
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var util = require('./util.js');
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exports.submit = function(job_id, worker_name, extranonce1_bin, extranonce2, ntime, nonce, difficulty){
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var job = JobStore.find(job_id);
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var extraNonce2Size = transactions.extranonce_size - ExtraNonceCounter.size();
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if (extranonce2.length != extraNonce2Size * 2)
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return {error: 'rejected'} //Incorrect size of extranonce2
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if (!job)
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return {error: 'unknown-work'}
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if (ntime.length != 8)
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return {error: 'rejected'}
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if (!job.check_ntime(parseInt(ntime, 16)))
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return {error: 'time-invalid'};
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if (nonce.length != 8)
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return {error: 'rejected'};
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if (!job.register_submit(extranonce1_bin, extranonce2, ntime ,nonce))
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return {error: 'duplicate'};
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var extranonce2_bin = new Buffer(extranonce2, 'hex');
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var ntime_bin = new Buffer(ntime, 'hex');
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var nonce_bin = new Buffer(nonce, 'hex');
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var coinbase_bin = job.serialize_coinbase(extranonce1_bin, extranonce2_bin);
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var coinbase_hash = util.doublesha(coinbase_bin);
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var merkle_root_bin = job.template.merkleTree.withFirst(coinbase_hash);
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var merkle_root_int = util.uint
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};
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*/
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