Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool fPrintTransactionDetail)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("mint", ValueFromAmount(blockindex->nMint)));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("blocktrust", leftTrim(blockindex->GetBlockTrust().GetHex(), '0')));
result.push_back(Pair("chaintrust", leftTrim(blockindex->nChainTrust.GetHex(), '0')));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
result.push_back(Pair("flags", strprintf("%s%s", blockindex->IsProofOfStake()? "proof-of-stake" : "proof-of-work", blockindex->GeneratedStakeModifier()? " stake-modifier": "")));
result.push_back(Pair("proofhash", blockindex->IsProofOfStake()? blockindex->hashProofOfStake.GetHex() : blockindex->GetBlockHash().GetHex()));
result.push_back(Pair("entropybit", (int)blockindex->GetStakeEntropyBit()));
result.push_back(Pair("modifier", strprintf("%016"PRI64x, blockindex->nStakeModifier)));
result.push_back(Pair("modifierchecksum", strprintf("%08x", blockindex->nStakeModifierChecksum)));
Array txinfo;
BOOST_FOREACH (const CTransaction& tx, block.vtx)
{
if (fPrintTransactionDetail)
{
Object entry;
entry.push_back(Pair("txid", tx.GetHash().GetHex()));
TxToJSON(tx, 0, entry);
txinfo.push_back(entry);
}
else
txinfo.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txinfo));
if ( block.IsProofOfStake() || (!fTestNet && block.GetBlockTime() < ENTROPY_SWITCH_TIME) )
result.push_back(Pair("signature", HexStr(block.vchBlockSig.begin(), block.vchBlockSig.end())));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex))
confirmations = chainActive.Height() - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vptx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.GetVersion()));
result.push_back(Pair("merkleroot", block.GetHashMerkleRoot().GetHex()));
result.push_back(Pair("txnumber", (int)block.vptx.size()));
Array txs;
for (const auto& ptx : block.vptx)
// txs.push_back(TxToJSON(ptx.get()));
txs.push_back(ptx->GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.GetNonce()));
result.push_back(Pair("bits", HexBits(block.GetBits())));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
result.push_back(Pair("fuel", blockindex->nFuel));
result.push_back(Pair("fuelrate", blockindex->nFuelRate));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool fPrintTransactionDetail)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (blockindex->IsInMainChain())
confirmations = nBestHeight - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("mint", ValueFromAmount(blockindex->nMint)));
result.push_back(Pair("moneysupply", ValueFromAmount(blockindex->nMoneySupply)));
result.push_back(Pair("digsupply", ValueFromAmount(blockindex->nDigsupply)));
result.push_back(Pair("stakesupply", ValueFromAmount(blockindex->nStakeSupply)));
result.push_back(Pair("activesupply", ValueFromAmount(blockindex->nDigsupply + blockindex->nStakeSupply)));
result.push_back(Pair("time", (int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("blocktrust", leftTrim(blockindex->GetBlockTrust().GetHex(), '0')));
result.push_back(Pair("chaintrust", leftTrim(blockindex->nChainTrust.GetHex(), '0')));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
result.push_back(Pair("flags", strprintf("%s%s", blockindex->IsProofOfStake()? "proof-of-stake" : "proof-of-work", blockindex->GeneratedStakeModifier()? " stake-modifier": "")));
result.push_back(Pair("proofhash", blockindex->hashProof.GetHex()));
result.push_back(Pair("entropybit", (int)blockindex->GetStakeEntropyBit()));
result.push_back(Pair("modifier", strprintf("%016x", blockindex->nStakeModifier)));
Array txinfo;
BOOST_FOREACH (const CTransaction& tx, block.vtx)
{
if (fPrintTransactionDetail)
{
Object entry;
entry.push_back(Pair("txid", tx.GetHash().GetHex()));
TxToJSON(tx, 0, entry);
txinfo.push_back(entry);
}
else
txinfo.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txinfo));
if (block.IsProofOfStake())
result.push_back(Pair("signature", HexStr(block.vchBlockSig.begin(), block.vchBlockSig.end())));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Object lottoHeader;
lottoHeader.push_back(Pair("nversion", block.lottoHeader.nVersion));
Array bitcoinHashMap;
Object bitcoinHash1,bitcoinHash2,bitcoinHash3;
bitcoinHash1.push_back(Pair("height", block.lottoHeader.mBitcoinHash.begin()->first));
bitcoinHash1.push_back(Pair("btchash", block.lottoHeader.mBitcoinHash.begin()->second.GetHex()));
bitcoinHashMap.push_back(bitcoinHash1);
if (block.lottoHeader.mBitcoinHash.size() > 1) {
bitcoinHash2.push_back(Pair("height", block.lottoHeader.mBitcoinHash.rbegin()->first));
bitcoinHash2.push_back(Pair("btchash", block.lottoHeader.mBitcoinHash.rbegin()->second.GetHex()));
bitcoinHashMap.push_back(bitcoinHash2);
}
bitcoinHash3.push_back(Pair("size", int(block.lottoHeader.mBitcoinHash.size())));
bitcoinHashMap.push_back(bitcoinHash3);
// BOOST_FOREACH(const PAIRTYPE(int, uint256) &item, block.lottoHeader.mBitcoinHash){
// Object bitcoinHash;
// bitcoinHash.push_back(Pair("height", item.first));
// bitcoinHash.push_back(Pair("btchash", item.second.GetHex()));
// bitcoinHashMap.push_back(bitcoinHash);
// }
lottoHeader.push_back(Pair("bitcoinmap", bitcoinHashMap));
lottoHeader.push_back(Pair("llPool", block.lottoHeader.llPool));
lottoHeader.push_back(Pair("nLottoID" ,block.lottoHeader.nLottoID));
lottoHeader.push_back(Pair("uLottoKey" ,block.lottoHeader.uLottoKey.GetHex()));
result.push_back(Pair("lottoHeader", lottoHeader));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockHeaderToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("version", block.nVersion));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
return result;
}
UniValue generateBlocks(std::shared_ptr<CReserveScript> coinbaseScript, int nGenerate, uint64_t nMaxTries, bool keepScript)
{
static const int nInnerLoopCount = 0x10000;
int nHeightEnd = 0;
int nHeight = 0;
unsigned int profile = 0x3;
{ // Don't keep cs_main locked
LOCK(cs_main);
nHeight = chainActive.Height();
nHeightEnd = nHeight+nGenerate;
}
unsigned int nExtraNonce = 0;
UniValue blockHashes(UniValue::VARR);
while (nHeight < nHeightEnd && !ShutdownRequested())
{
std::unique_ptr<CBlockTemplate> pblocktemplate(BlockAssembler(Params()).CreateNewBlock(coinbaseScript->reserveScript));
if (!pblocktemplate.get())
throw JSONRPCError(RPC_INTERNAL_ERROR, "Couldn't create new block");
CBlock *pblock = &pblocktemplate->block;
{
LOCK(cs_main);
IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce);
}
if (pblock->GetBlockTime() >= Params().GetConsensus().nNeoScryptFork)
profile = 0x0;
while (nMaxTries > 0 && pblock->nNonce < nInnerLoopCount && !CheckProofOfWork(pblock->GetPoWHash(profile), pblock->nBits, Params().GetConsensus())) {
++pblock->nNonce;
--nMaxTries;
}
if (nMaxTries == 0) {
break;
}
if (pblock->nNonce == nInnerLoopCount) {
continue;
}
std::shared_ptr<const CBlock> shared_pblock = std::make_shared<const CBlock>(*pblock);
if (!ProcessNewBlock(Params(), shared_pblock, true, nullptr))
throw JSONRPCError(RPC_INTERNAL_ERROR, "ProcessNewBlock, block not accepted");
++nHeight;
blockHashes.push_back(pblock->GetHash().GetHex());
//mark script as important because it was used at least for one coinbase output if the script came from the wallet
if (keepScript)
{
coinbaseScript->KeepScript();
}
}
return blockHashes;
}
UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
{
UniValue result(UniValue::VOBJ);
result.push_back(Pair("hash", blockindex->GetBlockHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex))
confirmations = chainActive.Height() - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("versionHex", strprintf("%08x", block.nVersion)));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("nameclaimroot", block.hashClaimTrie.GetHex()));
UniValue txs(UniValue::VARR);
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
if(txDetails)
{
UniValue objTx(UniValue::VOBJ);
TxToJSON(tx, uint256(), objTx);
txs.push_back(objTx);
}
else
txs.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("mediantime", (int64_t)blockindex->GetMedianTimePast()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
bool fNegative;
bool fOverflow;
arith_uint256 target;
target.SetCompact(block.nBits, &fNegative, &fOverflow);
result.push_back(Pair("target", target.ToString()));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex))
confirmations = chainActive.Height() - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion.GetFullVersion()));
int algo = block.GetAlgo();
result.push_back(Pair("pow_algo_id", algo));
result.push_back(Pair("pow_algo", GetAlgoName(algo)));
result.push_back(Pair("pow_hash", block.GetPoWHash(algo).GetHex()));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
if(txDetails)
{
Object objTx;
TxToJSON(tx, uint256(), objTx);
txs.push_back(objTx);
}
else
txs.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex, miningAlgo)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
if (block.auxpow)
result.push_back(Pair("auxpow", auxpowToJSON(*block.auxpow)));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool fPrintTransactionDetail)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("mint", ValueFromAmount(blockindex->nMint)));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("blocktrust", leftTrim(blockindex->GetBlockTrust().GetHex(), '0')));
result.push_back(Pair("chaintrust", leftTrim(blockindex->nChainTrust.GetHex(), '0')));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
result.push_back(Pair("flags", strprintf("%s","proof-of-work")));
result.push_back(Pair("proofhash", blockindex->GetBlockHash().GetHex()));
Array txinfo;
BOOST_FOREACH (const CTransaction& tx, block.vtx)
{
if (fPrintTransactionDetail)
{
Object entry;
entry.push_back(Pair("txid", tx.GetHash().GetHex()));
TxToJSON(tx, 0, entry);
txinfo.push_back(entry);
}
else
txinfo.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txinfo));
return result;
}
void ChartPage::addChartPoints()
{
if (this->buildingChart)
return;
this->buildingChart=true;
ClientModel *model = this->clientModel;
QCustomPlot *customPlot = ui->chartBlock;
// generate some data:
QVector<double> x(250), y(250);
int maxBlocks = 0;
maxBlocks = model->getNumBlocks() - this->lastBlockHeight;
if (maxBlocks == 0)
return;
if (maxBlocks > 250)
{
maxBlocks = 250;
} else {
this->timer->stop();
}
int i;
for (i = 0; i < maxBlocks; i++)
{
CBlock blk = model->getBlock(i + this->lastBlockHeight);
CBlockIndex* cIndex = model->getBlockIndex(i + this->lastBlockHeight);
x[i]=blk.GetBlockTime();
y[i]=model->getDiff(cIndex);
}
if (this->lastBlockHeight > 0) {
customPlot->graph(0)->addData(x, y);
} else {
customPlot->graph(0)->setData(x, y);
}
customPlot->xAxis->setRange(x[i-1] - rangeChoice, x[i-1]);
customPlot->replot();
this->buildingChart=false;
this->lastBlockHeight += i;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex))
confirmations = chainActive.Height() - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion.GetFullVersion()));
result.push_back(Pair("proof_type", block.IsProofOfStake() ? "PoS" : "PoW"));
if (block.IsProofOfStake())
result.push_back(Pair("stake_source", COutPoint(block.stakePointer.txid, block.stakePointer.nPos).ToString()));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
if(txDetails)
{
Object objTx;
TxToJSON(tx, uint256(), objTx);
txs.push_back(objTx);
}
else
txs.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
result.push_back(Pair("block_witnesses", (int64_t)g_proofTracker->GetWitnessCount(block.GetHash())));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
Array txuserhashes;
Array usernames;
std::string spamMessage;
std::string spamUser;
BOOST_FOREACH(const CTransaction&tx, block.vtx) {
txs.push_back(tx.GetHash().GetHex());
if( tx.IsSpamMessage() ) {
spamMessage = tx.message.ExtractPushDataString(0);
spamUser = tx.userName.ExtractPushDataString(0);
} else {
txuserhashes.push_back(tx.GetUsernameHash().GetHex());
usernames.push_back(tx.userName.ExtractSmallString());
}
}
result.push_back(Pair("tx", txs));
result.push_back(Pair("spamMessage", spamMessage));
result.push_back(Pair("spamUser", spamUser));
result.push_back(Pair("userhashes", txuserhashes));
result.push_back(Pair("usernames", usernames));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = blockindex->GetNextInMainChain();
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)blockindex->nSize));
result.push_back(Pair("chainsize", blockindex->nChainSize));
if (chainActive.Contains(blockindex))
result.push_back(Pair("maxsize", (int)chainActive.MaxBlockSize(blockindex->nHeight)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", (uint64_t)block.GetVersion()));
result.push_back(Pair("ispok", block.IsPoKBlock()));
if (block.IsPoKBlock())
result.push_back(Pair("pok", (uint64_t)block.GetPoK()));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
result.push_back(Pair("ntx", (int64_t)blockindex->nTx));
result.push_back(Pair("nchaintx", (int64_t)blockindex->nChainTx));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
Object diskBlockThinIndexToJSON(CDiskBlockThinIndex& diskBlock)
{
CBlock block = diskBlock.GetBlock();
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
//CMerkleTx txGen(block.vtx[0]);
//txGen.SetMerkleBranch(&block);
//result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
//result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", diskBlock.nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
//result.push_back(Pair("mint", ValueFromAmount(blockindex->nMint)));
result.push_back(Pair("time", (int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", BitsToDouble(diskBlock.nBits)));
result.push_back(Pair("blocktrust", leftTrim(diskBlock.GetBlockTrust().GetHex(), '0')));
result.push_back(Pair("chaintrust", leftTrim(diskBlock.nChainTrust.GetHex(), '0')));
result.push_back(Pair("previousblockhash", diskBlock.hashPrev.GetHex()));
result.push_back(Pair("nextblockhash", diskBlock.hashNext.GetHex()));
result.push_back(Pair("flags", strprintf("%s%s", diskBlock.IsProofOfStake()? "proof-of-stake" : "proof-of-work", diskBlock.GeneratedStakeModifier()? " stake-modifier": "")));
result.push_back(Pair("proofhash", diskBlock.hashProof.GetHex()));
result.push_back(Pair("entropybit", (int)diskBlock.GetStakeEntropyBit()));
result.push_back(Pair("modifier", strprintf("%016x", diskBlock.nStakeModifier)));
//result.push_back(Pair("modifierchecksum", strprintf("%08x", diskBlock.nStakeModifierChecksum)));
//if (block.IsProofOfStake())
// result.push_back(Pair("signature", HexStr(block.vchBlockSig.begin(), block.vchBlockSig.end())));
return result;
}
UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, const uint32_t nMode = 0)
{
UniValue result(UniValue::VOBJ);
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex))
confirmations = chainActive.Height() - blockindex->nHeight + 1;
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("payload", blockindex->GetPayloadString()));
result.push_back(Pair("payloadhash", blockindex->hashPayload.ToString()));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("mediantime", (int64_t)blockindex->GetMedianTimePast()));
result.push_back(Pair("creator", strprintf("0x%08x", blockindex->nCreatorId)));
result.push_back(Pair("creatorSignature", block.creatorSignature.ToString()));
result.push_back(Pair("nSignatures", (uint64_t)GetNumChainSigs(blockindex)));
result.push_back(Pair("nAdminSignatures", (uint64_t)block.vAdminIds.size()));
result.push_back(Pair("chainSignature", block.chainMultiSig.ToString()));
result.push_back(Pair("adminMultiSig", block.adminMultiSig.IsNull() ? "" : block.adminMultiSig.ToString()));
///////// MISSING CHAIN SIGNERS
UniValue missingSigners(UniValue::VARR);
BOOST_FOREACH(const uint32_t& signerId, block.vMissingSignerIds)
{
missingSigners.push_back(strprintf("0x%08x", signerId));
}
result.push_back(Pair("missingCreatorIds", missingSigners));
///////// ADMIN SIGNERS
UniValue adminSigners(UniValue::VARR);
BOOST_FOREACH(const uint32_t& signerId, block.vAdminIds)
{
adminSigners.push_back(strprintf("0x%08x", signerId));
}
result.push_back(Pair("adminSignerIds", adminSigners));
///////// TRANSACTIONS
UniValue txs(UniValue::VARR);
BOOST_FOREACH(const CTransaction& tx, block.vtx)
{
if (nMode >= 5)
{
UniValue objTx(UniValue::VOBJ);
TxToJSON(tx, uint256(), objTx);
txs.push_back(objTx);
}
else
txs.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txs));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
if (nMode < 2)
return result;
///////// CVN INFO
UniValue cvns(UniValue::VARR);
BOOST_FOREACH(const CCvnInfo& cvn, block.vCvns)
{
UniValue objCvn(UniValue::VOBJ);
objCvn.push_back(Pair("nodeId", strprintf("0x%08x", cvn.nNodeId)));
objCvn.push_back(Pair("heightAdded", (int) cvn.nHeightAdded));
if (nMode >= 3)
objCvn.push_back(Pair("pubKey", cvn.pubKey.ToString()));
cvns.push_back(objCvn);
}
result.push_back(Pair("cvnInfo", cvns));
///////// DYNAMIC CHAIN PARAMETERS
UniValue dParams(UniValue::VOBJ);
if (block.HasChainParameters()) {
DynamicChainparametersToJSON(block.dynamicChainParams, dParams);
}
result.push_back(Pair("chainParameters", dParams));
///////// ADMIN INFO
UniValue admins(UniValue::VARR);
BOOST_FOREACH(const CChainAdmin& admin, block.vChainAdmins)
{
UniValue objAdmin(UniValue::VOBJ);
objAdmin.push_back(Pair("adminId", strprintf("0x%08x", admin.nAdminId)));
objAdmin.push_back(Pair("heightAdded", (int) admin.nHeightAdded));
if (nMode >= 3)
objAdmin.push_back(Pair("pubKey", admin.pubKey.ToString()));
admins.push_back(objAdmin);
}
result.push_back(Pair("chainAdmins", admins));
///////// COINS SUPPLY
UniValue coinSupply(UniValue::VOBJ);
if (block.HasCoinSupplyPayload()) {
CoinSupplyToJSON(block.coinSupply, coinSupply);
}
result.push_back(Pair("coinSupply", coinSupply));
return result;
}
bool CreateCoinStake( CBlock &blocknew, CKey &key,
vector<const CWalletTx*> &StakeInputs, uint64_t &CoinAge,
CWallet &wallet, CBlockIndex* pindexPrev )
{
int64_t CoinWeight;
CBigNum StakeKernelHash;
CTxDB txdb("r");
int64_t StakeWeightSum = 0;
double StakeValueSum = 0;
int64_t StakeWeightMin=MAX_MONEY;
int64_t StakeWeightMax=0;
uint64_t StakeCoinAgeSum=0;
double StakeDiffSum = 0;
double StakeDiffMax = 0;
CTransaction &txnew = blocknew.vtx[1]; // second tx is coinstake
//initialize the transaction
txnew.nTime = blocknew.nTime & (~STAKE_TIMESTAMP_MASK);
txnew.vin.clear();
txnew.vout.clear();
// Choose coins to use
set <pair <const CWalletTx*,unsigned int> > CoinsToStake;
int64_t BalanceToStake = wallet.GetBalance();
int64_t nValueIn = 0;
//Request all the coins here, check reserve later
if ( BalanceToStake<=0
|| !wallet.SelectCoinsForStaking(BalanceToStake*2, txnew.nTime, CoinsToStake, nValueIn) )
{
LOCK(MinerStatus.lock);
MinerStatus.ReasonNotStaking+=_("No coins; ");
if (fDebug) LogPrintf("CreateCoinStake: %s",MinerStatus.ReasonNotStaking);
return false;
}
BalanceToStake -= nReserveBalance;
if(fDebug2) LogPrintf("\nCreateCoinStake: Staking nTime/16= %d Bits= %u",
txnew.nTime/16,blocknew.nBits);
for(const auto& pcoin : CoinsToStake)
{
const CTransaction &CoinTx =*pcoin.first; //transaction that produced this coin
unsigned int CoinTxN =pcoin.second; //index of this coin inside it
CTxIndex txindex;
{
LOCK2(cs_main, wallet.cs_wallet);
if (!txdb.ReadTxIndex(pcoin.first->GetHash(), txindex))
continue; //error?
}
CBlock CoinBlock; //Block which contains CoinTx
{
LOCK2(cs_main, wallet.cs_wallet);
if (!CoinBlock.ReadFromDisk(txindex.pos.nFile, txindex.pos.nBlockPos, false))
continue;
}
// only count coins meeting min age requirement
if (CoinBlock.GetBlockTime() + nStakeMinAge > txnew.nTime)
continue;
if (CoinTx.vout[CoinTxN].nValue > BalanceToStake)
continue;
{
int64_t nStakeValue= CoinTx.vout[CoinTxN].nValue;
StakeValueSum += nStakeValue /(double)COIN;
//crazy formula...
// todo: clean this
// todo reuse calculated value for interst
CBigNum bn = CBigNum(nStakeValue) * (blocknew.nTime-CoinTx.nTime) / CENT;
bn = bn * CENT / COIN / (24 * 60 * 60);
StakeCoinAgeSum += bn.getuint64();
}
if(blocknew.nVersion==7)
{
NetworkTimer();
CoinWeight = CalculateStakeWeightV3(CoinTx,CoinTxN,GlobalCPUMiningCPID);
StakeKernelHash= CalculateStakeHashV3(CoinBlock,CoinTx,CoinTxN,txnew.nTime,GlobalCPUMiningCPID,mdPORNonce);
}
else
{
uint64_t StakeModifier = 0;
if(!FindStakeModifierRev(StakeModifier,pindexPrev))
continue;
CoinWeight = CalculateStakeWeightV8(CoinTx,CoinTxN,GlobalCPUMiningCPID);
StakeKernelHash= CalculateStakeHashV8(CoinBlock,CoinTx,CoinTxN,txnew.nTime,StakeModifier,GlobalCPUMiningCPID);
}
CBigNum StakeTarget;
StakeTarget.SetCompact(blocknew.nBits);
StakeTarget*=CoinWeight;
StakeWeightSum += CoinWeight;
StakeWeightMin=std::min(StakeWeightMin,CoinWeight);
StakeWeightMax=std::max(StakeWeightMax,CoinWeight);
double StakeKernelDiff = GetBlockDifficulty(StakeKernelHash.GetCompact())*CoinWeight;
StakeDiffSum += StakeKernelDiff;
StakeDiffMax = std::max(StakeDiffMax,StakeKernelDiff);
if (fDebug2) {
int64_t RSA_WEIGHT = GetRSAWeightByBlock(GlobalCPUMiningCPID);
LogPrintf(
"CreateCoinStake: V%d Time %.f, Por_Nonce %.f, Bits %jd, Weight %jd\n"
" RSA_WEIGHT %.f\n"
" Stk %72s\n"
" Trg %72s\n"
" Diff %0.7f of %0.7f\n",
blocknew.nVersion,
(double)txnew.nTime, mdPORNonce,
(intmax_t)blocknew.nBits,(intmax_t)CoinWeight,
(double)RSA_WEIGHT,
StakeKernelHash.GetHex().c_str(), StakeTarget.GetHex().c_str(),
StakeKernelDiff, GetBlockDifficulty(blocknew.nBits)
);
}
if( StakeKernelHash <= StakeTarget )
{
// Found a kernel
LogPrintf("\nCreateCoinStake: Found Kernel;\n");
blocknew.nNonce= mdPORNonce;
vector<valtype> vSolutions;
txnouttype whichType;
CScript scriptPubKeyOut;
CScript scriptPubKeyKernel;
scriptPubKeyKernel = CoinTx.vout[CoinTxN].scriptPubKey;
if (!Solver(scriptPubKeyKernel, whichType, vSolutions))
{
LogPrintf("CreateCoinStake: failed to parse kernel\n");
break;
}
if (whichType == TX_PUBKEYHASH) // pay to address type
{
// convert to pay to public key type
if (!wallet.GetKey(uint160(vSolutions[0]), key))
{
LogPrintf("CreateCoinStake: failed to get key for kernel type=%d\n", whichType);
break; // unable to find corresponding public key
}
scriptPubKeyOut << key.GetPubKey() << OP_CHECKSIG;
}
else if (whichType == TX_PUBKEY) // pay to public key type
{
valtype& vchPubKey = vSolutions[0];
if (!wallet.GetKey(Hash160(vchPubKey), key)
|| key.GetPubKey() != vchPubKey)
{
LogPrintf("CreateCoinStake: failed to get key for kernel type=%d\n", whichType);
break; // unable to find corresponding public key
}
scriptPubKeyOut = scriptPubKeyKernel;
}
else
{
LogPrintf("CreateCoinStake: no support for kernel type=%d\n", whichType);
break; // only support pay to public key and pay to address
}
txnew.vin.push_back(CTxIn(CoinTx.GetHash(), CoinTxN));
StakeInputs.push_back(pcoin.first);
if (!txnew.GetCoinAge(txdb, CoinAge))
return error("CreateCoinStake: failed to calculate coin age");
int64_t nCredit = CoinTx.vout[CoinTxN].nValue;
txnew.vout.push_back(CTxOut(0, CScript())); // First Must be empty
txnew.vout.push_back(CTxOut(nCredit, scriptPubKeyOut));
//txnew.vout.push_back(CTxOut(0, scriptPubKeyOut));
LogPrintf("CreateCoinStake: added kernel type=%d credit=%f\n", whichType,CoinToDouble(nCredit));
LOCK(MinerStatus.lock);
MinerStatus.KernelsFound++;
MinerStatus.KernelDiffMax = 0;
MinerStatus.KernelDiffSum = StakeDiffSum;
return true;
}
}
LOCK(MinerStatus.lock);
MinerStatus.WeightSum = StakeWeightSum;
MinerStatus.ValueSum = StakeValueSum;
MinerStatus.WeightMin=StakeWeightMin;
MinerStatus.WeightMax=StakeWeightMax;
MinerStatus.CoinAgeSum=StakeCoinAgeSum;
MinerStatus.KernelDiffMax = std::max(MinerStatus.KernelDiffMax,StakeDiffMax);
MinerStatus.KernelDiffSum = StakeDiffSum;
MinerStatus.nLastCoinStakeSearchInterval= txnew.nTime;
return false;
}
Object blockToJSON(const CBlock& block, const CBlockIndex* blockindex)
{
Object result;
result.push_back(Pair("hash", block.GetHash().GetHex()));
CMerkleTx txGen(block.vtx[0]);
txGen.SetMerkleBranch(&block);
result.push_back(Pair("confirmations", (int)txGen.GetDepthInMainChain()));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
Array txs;
BOOST_FOREACH(const CTransaction&tx, block.vtx)
txs.push_back(tx.GetHash().GetHex());
result.push_back(Pair("tx", txs));
result.push_back(Pair("time", (boost::int64_t)block.GetBlockTime()));
result.push_back(Pair("nonce", (boost::uint64_t)block.nNonce));
result.push_back(Pair("bits", HexBits(block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
//result.push_back(Pair("boinchash", block.hashBoinc));
MiningCPID bb = DeserializeBoincBlock(block.hashBoinc);
uint256 blockhash = block.GetPoWHash();
std::string sblockhash = blockhash.GetHex();
result.push_back(Pair("BlockType", block.BlockType));
result.push_back(Pair("CPID", bb.cpid));
result.push_back(Pair("ProjectName", bb.projectname));
result.push_back(Pair("BlockDiffBytes", (double)bb.diffbytes));
result.push_back(Pair("RAC", bb.rac));
result.push_back(Pair("NetworkRAC", bb.NetworkRAC));
//if (block.hashBoinc.length() > 10)
//{
//result.push_back(Pair("BoincHash",block.hashBoinc.substr(0,100)));
//}
result.push_back(Pair("PoBDifficulty", bb.pobdifficulty));
result.push_back(Pair("AES512SkeinHash", bb.aesskein));
std::string skein2 = aes_complex_hash(blockhash);
result.push_back(Pair("AESCalcHash",skein2));
uint256 boincpowhash = block.hashMerkleRoot + bb.nonce;
int iav = TestAESHash(bb.rac, (unsigned int)bb.diffbytes, boincpowhash, bb.aesskein);
result.push_back(Pair("AES512Valid",iav));
result.push_back(Pair("ClientVersion",bb.clientversion));
std::string hbd = AdvancedDecrypt(bb.enccpid);
bool IsCpidValid = IsCPIDValid(bb.cpid, bb.enccpid);
result.push_back(Pair("CPIDValid",IsCpidValid));
result.push_back(Pair("PoWHash",blockhash.GetHex()));
//Subsidy 6-29-2014
result.push_back(Pair("Subsidy", ValueFromAmount(GetBlockValueByHash(block.GetHash()))));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
if (blockindex->pnext)
result.push_back(Pair("nextblockhash", blockindex->pnext->GetBlockHash().GetHex()));
return result;
}
static UniValue getblocktemplate(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() > 1)
throw std::runtime_error(
"getblocktemplate ( TemplateRequest )\n"
"\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
"It returns data needed to construct a block to work on.\n"
"For full specification, see BIPs 22, 23, 9, and 145:\n"
" https://github.com/bitcoin/bips/blob/master/bip-0022.mediawiki\n"
" https://github.com/bitcoin/bips/blob/master/bip-0023.mediawiki\n"
" https://github.com/bitcoin/bips/blob/master/bip-0009.mediawiki#getblocktemplate_changes\n"
" https://github.com/bitcoin/bips/blob/master/bip-0145.mediawiki\n"
"\nArguments:\n"
"1. template_request (json object, optional) A json object in the following spec\n"
" {\n"
" \"mode\":\"template\" (string, optional) This must be set to \"template\", \"proposal\" (see BIP 23), or omitted\n"
" \"capabilities\":[ (array, optional) A list of strings\n"
" \"support\" (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
" ,...\n"
" ],\n"
" \"rules\":[ (array, optional) A list of strings\n"
" \"support\" (string) client side supported softfork deployment\n"
" ,...\n"
" ]\n"
" }\n"
"\n"
"\nResult:\n"
"{\n"
" \"version\" : n, (numeric) The preferred block version\n"
" \"rules\" : [ \"rulename\", ... ], (array of strings) specific block rules that are to be enforced\n"
" \"vbavailable\" : { (json object) set of pending, supported versionbit (BIP 9) softfork deployments\n"
" \"rulename\" : bitnumber (numeric) identifies the bit number as indicating acceptance and readiness for the named softfork rule\n"
" ,...\n"
" },\n"
" \"vbrequired\" : n, (numeric) bit mask of versionbits the server requires set in submissions\n"
" \"previousblockhash\" : \"xxxx\", (string) The hash of current highest block\n"
" \"transactions\" : [ (array) contents of non-coinbase transactions that should be included in the next block\n"
" {\n"
" \"data\" : \"xxxx\", (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
" \"txid\" : \"xxxx\", (string) transaction id encoded in little-endian hexadecimal\n"
" \"hash\" : \"xxxx\", (string) hash encoded in little-endian hexadecimal (including witness data)\n"
" \"depends\" : [ (array) array of numbers \n"
" n (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
" ,...\n"
" ],\n"
" \"fee\": n, (numeric) difference in value between transaction inputs and outputs (in satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
" \"sigops\" : n, (numeric) total SigOps cost, as counted for purposes of block limits; if key is not present, sigop cost is unknown and clients MUST NOT assume it is zero\n"
" \"weight\" : n, (numeric) total transaction weight, as counted for purposes of block limits\n"
" }\n"
" ,...\n"
" ],\n"
" \"coinbaseaux\" : { (json object) data that should be included in the coinbase's scriptSig content\n"
" \"flags\" : \"xx\" (string) key name is to be ignored, and value included in scriptSig\n"
" },\n"
" \"coinbasevalue\" : n, (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in satoshis)\n"
" \"coinbasetxn\" : { ... }, (json object) information for coinbase transaction\n"
" \"target\" : \"xxxx\", (string) The hash target\n"
" \"mintime\" : xxx, (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
" \"mutable\" : [ (array of string) list of ways the block template may be changed \n"
" \"value\" (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
" ,...\n"
" ],\n"
" \"noncerange\" : \"00000000ffffffff\",(string) A range of valid nonces\n"
" \"sigoplimit\" : n, (numeric) limit of sigops in blocks\n"
" \"sizelimit\" : n, (numeric) limit of block size\n"
" \"weightlimit\" : n, (numeric) limit of block weight\n"
" \"curtime\" : ttt, (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
" \"bits\" : \"xxxxxxxx\", (string) compressed target of next block\n"
" \"height\" : n (numeric) The height of the next block\n"
"}\n"
"\nExamples:\n"
+ HelpExampleCli("getblocktemplate", "{\"rules\": [\"segwit\"]}")
+ HelpExampleRpc("getblocktemplate", "{\"rules\": [\"segwit\"]}")
);
LOCK(cs_main);
std::string strMode = "template";
UniValue lpval = NullUniValue;
std::set<std::string> setClientRules;
int64_t nMaxVersionPreVB = -1;
if (!request.params[0].isNull())
{
const UniValue& oparam = request.params[0].get_obj();
const UniValue& modeval = find_value(oparam, "mode");
if (modeval.isStr())
strMode = modeval.get_str();
else if (modeval.isNull())
{
/* Do nothing */
}
else
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
lpval = find_value(oparam, "longpollid");
if (strMode == "proposal")
{
const UniValue& dataval = find_value(oparam, "data");
if (!dataval.isStr())
throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
CBlock block;
if (!DecodeHexBlk(block, dataval.get_str()))
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
uint256 hash = block.GetHash();
const CBlockIndex* pindex = LookupBlockIndex(hash);
if (pindex) {
if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
return "duplicate";
if (pindex->nStatus & BLOCK_FAILED_MASK)
return "duplicate-invalid";
return "duplicate-inconclusive";
}
CBlockIndex* const pindexPrev = chainActive.Tip();
// TestBlockValidity only supports blocks built on the current Tip
if (block.hashPrevBlock != pindexPrev->GetBlockHash())
return "inconclusive-not-best-prevblk";
CValidationState state;
TestBlockValidity(state, Params(), block, pindexPrev, false, true);
return BIP22ValidationResult(state);
}
const UniValue& aClientRules = find_value(oparam, "rules");
if (aClientRules.isArray()) {
for (unsigned int i = 0; i < aClientRules.size(); ++i) {
const UniValue& v = aClientRules[i];
setClientRules.insert(v.get_str());
}
} else {
// NOTE: It is important that this NOT be read if versionbits is supported
const UniValue& uvMaxVersion = find_value(oparam, "maxversion");
if (uvMaxVersion.isNum()) {
nMaxVersionPreVB = uvMaxVersion.get_int64();
}
}
}
if (strMode != "template")
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
if(!g_connman)
throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled");
if (g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL) == 0)
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Bitcoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Bitcoin is downloading blocks...");
static unsigned int nTransactionsUpdatedLast;
if (!lpval.isNull())
{
// Wait to respond until either the best block changes, OR a minute has passed and there are more transactions
uint256 hashWatchedChain;
std::chrono::steady_clock::time_point checktxtime;
unsigned int nTransactionsUpdatedLastLP;
if (lpval.isStr())
{
// Format: <hashBestChain><nTransactionsUpdatedLast>
std::string lpstr = lpval.get_str();
hashWatchedChain = ParseHashV(lpstr.substr(0, 64), "longpollid");
nTransactionsUpdatedLastLP = atoi64(lpstr.substr(64));
}
else
{
// NOTE: Spec does not specify behaviour for non-string longpollid, but this makes testing easier
hashWatchedChain = chainActive.Tip()->GetBlockHash();
nTransactionsUpdatedLastLP = nTransactionsUpdatedLast;
}
// Release the wallet and main lock while waiting
LEAVE_CRITICAL_SECTION(cs_main);
{
checktxtime = std::chrono::steady_clock::now() + std::chrono::minutes(1);
WAIT_LOCK(g_best_block_mutex, lock);
while (g_best_block == hashWatchedChain && IsRPCRunning())
{
if (g_best_block_cv.wait_until(lock, checktxtime) == std::cv_status::timeout)
{
// Timeout: Check transactions for update
if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLastLP)
break;
checktxtime += std::chrono::seconds(10);
}
}
}
ENTER_CRITICAL_SECTION(cs_main);
if (!IsRPCRunning())
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
// TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners?
}
const struct VBDeploymentInfo& segwit_info = VersionBitsDeploymentInfo[Consensus::DEPLOYMENT_SEGWIT];
// If the caller is indicating segwit support, then allow CreateNewBlock()
// to select witness transactions, after segwit activates (otherwise
// don't).
bool fSupportsSegwit = setClientRules.find(segwit_info.name) != setClientRules.end();
// Update block
static CBlockIndex* pindexPrev;
static int64_t nStart;
static std::unique_ptr<CBlockTemplate> pblocktemplate;
// Cache whether the last invocation was with segwit support, to avoid returning
// a segwit-block to a non-segwit caller.
static bool fLastTemplateSupportsSegwit = true;
if (pindexPrev != chainActive.Tip() ||
(mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 5) ||
fLastTemplateSupportsSegwit != fSupportsSegwit)
{
// Clear pindexPrev so future calls make a new block, despite any failures from here on
pindexPrev = nullptr;
// Store the pindexBest used before CreateNewBlock, to avoid races
nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
CBlockIndex* pindexPrevNew = chainActive.Tip();
nStart = GetTime();
fLastTemplateSupportsSegwit = fSupportsSegwit;
// Create new block
CScript scriptDummy = CScript() << OP_TRUE;
pblocktemplate = BlockAssembler(Params()).CreateNewBlock(scriptDummy, fSupportsSegwit);
if (!pblocktemplate)
throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
// Need to update only after we know CreateNewBlock succeeded
pindexPrev = pindexPrevNew;
}
assert(pindexPrev);
CBlock* pblock = &pblocktemplate->block; // pointer for convenience
const Consensus::Params& consensusParams = Params().GetConsensus();
// Update nTime
UpdateTime(pblock, consensusParams, pindexPrev);
pblock->nNonce = 0;
// NOTE: If at some point we support pre-segwit miners post-segwit-activation, this needs to take segwit support into consideration
const bool fPreSegWit = (ThresholdState::ACTIVE != VersionBitsState(pindexPrev, consensusParams, Consensus::DEPLOYMENT_SEGWIT, versionbitscache));
UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal");
UniValue transactions(UniValue::VARR);
std::map<uint256, int64_t> setTxIndex;
int i = 0;
for (const auto& it : pblock->vtx) {
const CTransaction& tx = *it;
uint256 txHash = tx.GetHash();
setTxIndex[txHash] = i++;
if (tx.IsCoinBase())
continue;
UniValue entry(UniValue::VOBJ);
entry.pushKV("data", EncodeHexTx(tx));
entry.pushKV("txid", txHash.GetHex());
entry.pushKV("hash", tx.GetWitnessHash().GetHex());
UniValue deps(UniValue::VARR);
for (const CTxIn &in : tx.vin)
{
if (setTxIndex.count(in.prevout.hash))
deps.push_back(setTxIndex[in.prevout.hash]);
}
entry.pushKV("depends", deps);
int index_in_template = i - 1;
entry.pushKV("fee", pblocktemplate->vTxFees[index_in_template]);
int64_t nTxSigOps = pblocktemplate->vTxSigOpsCost[index_in_template];
if (fPreSegWit) {
assert(nTxSigOps % WITNESS_SCALE_FACTOR == 0);
nTxSigOps /= WITNESS_SCALE_FACTOR;
}
entry.pushKV("sigops", nTxSigOps);
entry.pushKV("weight", GetTransactionWeight(tx));
transactions.push_back(entry);
}
UniValue aux(UniValue::VOBJ);
aux.pushKV("flags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end()));
arith_uint256 hashTarget = arith_uint256().SetCompact(pblock->nBits);
UniValue aMutable(UniValue::VARR);
aMutable.push_back("time");
aMutable.push_back("transactions");
aMutable.push_back("prevblock");
UniValue result(UniValue::VOBJ);
result.pushKV("capabilities", aCaps);
UniValue aRules(UniValue::VARR);
UniValue vbavailable(UniValue::VOBJ);
for (int j = 0; j < (int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) {
Consensus::DeploymentPos pos = Consensus::DeploymentPos(j);
ThresholdState state = VersionBitsState(pindexPrev, consensusParams, pos, versionbitscache);
switch (state) {
case ThresholdState::DEFINED:
case ThresholdState::FAILED:
// Not exposed to GBT at all
break;
case ThresholdState::LOCKED_IN:
// Ensure bit is set in block version
pblock->nVersion |= VersionBitsMask(consensusParams, pos);
// FALL THROUGH to get vbavailable set...
case ThresholdState::STARTED:
{
const struct VBDeploymentInfo& vbinfo = VersionBitsDeploymentInfo[pos];
vbavailable.pushKV(gbt_vb_name(pos), consensusParams.vDeployments[pos].bit);
if (setClientRules.find(vbinfo.name) == setClientRules.end()) {
if (!vbinfo.gbt_force) {
// If the client doesn't support this, don't indicate it in the [default] version
pblock->nVersion &= ~VersionBitsMask(consensusParams, pos);
}
}
break;
}
case ThresholdState::ACTIVE:
{
// Add to rules only
const struct VBDeploymentInfo& vbinfo = VersionBitsDeploymentInfo[pos];
aRules.push_back(gbt_vb_name(pos));
if (setClientRules.find(vbinfo.name) == setClientRules.end()) {
// Not supported by the client; make sure it's safe to proceed
if (!vbinfo.gbt_force) {
// If we do anything other than throw an exception here, be sure version/force isn't sent to old clients
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Support for '%s' rule requires explicit client support", vbinfo.name));
}
}
break;
}
}
}
result.pushKV("version", pblock->nVersion);
result.pushKV("rules", aRules);
result.pushKV("vbavailable", vbavailable);
result.pushKV("vbrequired", int(0));
if (nMaxVersionPreVB >= 2) {
// If VB is supported by the client, nMaxVersionPreVB is -1, so we won't get here
// Because BIP 34 changed how the generation transaction is serialized, we can only use version/force back to v2 blocks
// This is safe to do [otherwise-]unconditionally only because we are throwing an exception above if a non-force deployment gets activated
// Note that this can probably also be removed entirely after the first BIP9 non-force deployment (ie, probably segwit) gets activated
aMutable.push_back("version/force");
}
result.pushKV("previousblockhash", pblock->hashPrevBlock.GetHex());
result.pushKV("transactions", transactions);
result.pushKV("coinbaseaux", aux);
result.pushKV("coinbasevalue", (int64_t)pblock->vtx[0]->vout[0].nValue);
result.pushKV("longpollid", chainActive.Tip()->GetBlockHash().GetHex() + i64tostr(nTransactionsUpdatedLast));
result.pushKV("target", hashTarget.GetHex());
result.pushKV("mintime", (int64_t)pindexPrev->GetMedianTimePast()+1);
result.pushKV("mutable", aMutable);
result.pushKV("noncerange", "00000000ffffffff");
int64_t nSigOpLimit = MAX_BLOCK_SIGOPS_COST;
int64_t nSizeLimit = MAX_BLOCK_SERIALIZED_SIZE;
if (fPreSegWit) {
assert(nSigOpLimit % WITNESS_SCALE_FACTOR == 0);
nSigOpLimit /= WITNESS_SCALE_FACTOR;
assert(nSizeLimit % WITNESS_SCALE_FACTOR == 0);
nSizeLimit /= WITNESS_SCALE_FACTOR;
}
result.pushKV("sigoplimit", nSigOpLimit);
result.pushKV("sizelimit", nSizeLimit);
if (!fPreSegWit) {
result.pushKV("weightlimit", (int64_t)MAX_BLOCK_WEIGHT);
}
result.pushKV("curtime", pblock->GetBlockTime());
result.pushKV("bits", strprintf("%08x", pblock->nBits));
result.pushKV("height", (int64_t)(pindexPrev->nHeight+1));
if (!pblocktemplate->vchCoinbaseCommitment.empty() && fSupportsSegwit) {
result.pushKV("default_witness_commitment", HexStr(pblocktemplate->vchCoinbaseCommitment.begin(), pblocktemplate->vchCoinbaseCommitment.end()));
}
return result;
}
UniValue getblocktemplate(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() > 1)
throw runtime_error(
"getblocktemplate ( \"jsonrequestobject\" )\n"
"\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
"It returns data needed to construct a block to work on.\n"
"See https://en.bitcoin.it/wiki/BIP_0022 for full specification.\n"
"\nArguments:\n"
"1. \"jsonrequestobject\" (string, optional) A json object in the following spec\n"
" {\n"
" \"mode\":\"template\" (string, optional) This must be set to \"template\" or omitted\n"
" \"capabilities\":[ (array, optional) A list of strings\n"
" \"support\" (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
" ,...\n"
" ]\n"
" }\n"
"\n"
"\nResult:\n"
"{\n"
" \"version\" : n, (numeric) The block version\n"
" \"previousblockhash\" : \"xxxx\", (string) The hash of current highest block\n"
" \"transactions\" : [ (array) contents of non-coinbase transactions that should be included in the next block\n"
" {\n"
" \"data\" : \"xxxx\", (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
" \"hash\" : \"xxxx\", (string) hash/id encoded in little-endian hexadecimal\n"
" \"depends\" : [ (array) array of numbers \n"
" n (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
" ,...\n"
" ],\n"
" \"fee\": n, (numeric) difference in value between transaction inputs and outputs (in Satoshis); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
" \"sigops\" : n, (numeric) total number of SigOps, as counted for purposes of block limits; if key is not present, sigop count is unknown and clients MUST NOT assume there aren't any\n"
" \"required\" : true|false (boolean) if provided and true, this transaction must be in the final block\n"
" }\n"
" ,...\n"
" ],\n"
" \"coinbaseaux\" : { (json object) data that should be included in the coinbase's scriptSig content\n"
" \"flags\" : \"flags\" (string) \n"
" },\n"
" \"coinbasevalue\" : n, (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in Satoshis)\n"
" \"coinbasetxn\" : { ... }, (json object) information for coinbase transaction\n"
" \"target\" : \"xxxx\", (string) The hash target\n"
" \"mintime\" : xxx, (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
" \"mutable\" : [ (array of string) list of ways the block template may be changed \n"
" \"value\" (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
" ,...\n"
" ],\n"
" \"noncerange\" : \"00000000ffffffff\", (string) A range of valid nonces\n"
" \"sigoplimit\" : n, (numeric) limit of sigops in blocks\n"
" \"sizelimit\" : n, (numeric) limit of block size\n"
" \"curtime\" : ttt, (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
" \"bits\" : \"xxx\", (string) compressed target of next block\n"
" \"height\" : n (numeric) The height of the next block\n"
"}\n"
"\nExamples:\n"
+ HelpExampleCli("getblocktemplate", "")
+ HelpExampleRpc("getblocktemplate", "")
);
LOCK(cs_main);
std::string strMode = "template";
UniValue lpval = NullUniValue;
if (params.size() > 0)
{
const UniValue& oparam = params[0].get_obj();
const UniValue& modeval = find_value(oparam, "mode");
if (modeval.isStr())
strMode = modeval.get_str();
else if (modeval.isNull())
{
/* Do nothing */
}
else
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
lpval = find_value(oparam, "longpollid");
if (strMode == "proposal")
{
const UniValue& dataval = find_value(oparam, "data");
if (!dataval.isStr())
throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
CBlock block;
if (!DecodeHexBlk(block, dataval.get_str()))
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
uint256 hash = block.GetHash();
BlockMap::iterator mi = mapBlockIndex.find(hash);
if (mi != mapBlockIndex.end()) {
CBlockIndex *pindex = mi->second;
if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
return "duplicate";
if (pindex->nStatus & BLOCK_FAILED_MASK)
return "duplicate-invalid";
return "duplicate-inconclusive";
}
CBlockIndex* const pindexPrev = chainActive.Tip();
// TestBlockValidity only supports blocks built on the current Tip
if (block.hashPrevBlock != pindexPrev->GetBlockHash())
return "inconclusive-not-best-prevblk";
CValidationState state;
TestBlockValidity(state, block, pindexPrev, false, true);
return BIP22ValidationResult(state);
}
}
if (strMode != "template")
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
if (vNodes.empty())
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Namecoin is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Namecoin is downloading blocks...");
static unsigned int nTransactionsUpdatedLast;
if (!lpval.isNull())
{
// Wait to respond until either the best block changes, OR a minute has passed and there are more transactions
uint256 hashWatchedChain;
boost::system_time checktxtime;
unsigned int nTransactionsUpdatedLastLP;
if (lpval.isStr())
{
// Format: <hashBestChain><nTransactionsUpdatedLast>
std::string lpstr = lpval.get_str();
hashWatchedChain.SetHex(lpstr.substr(0, 64));
nTransactionsUpdatedLastLP = atoi64(lpstr.substr(64));
}
else
{
// NOTE: Spec does not specify behaviour for non-string longpollid, but this makes testing easier
hashWatchedChain = chainActive.Tip()->GetBlockHash();
nTransactionsUpdatedLastLP = nTransactionsUpdatedLast;
}
// Release the wallet and main lock while waiting
LEAVE_CRITICAL_SECTION(cs_main);
{
checktxtime = boost::get_system_time() + boost::posix_time::minutes(1);
boost::unique_lock<boost::mutex> lock(csBestBlock);
while (chainActive.Tip()->GetBlockHash() == hashWatchedChain && IsRPCRunning())
{
if (!cvBlockChange.timed_wait(lock, checktxtime))
{
// Timeout: Check transactions for update
if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLastLP)
break;
checktxtime += boost::posix_time::seconds(10);
}
}
}
ENTER_CRITICAL_SECTION(cs_main);
if (!IsRPCRunning())
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
// TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners?
}
// Update block
static CBlockIndex* pindexPrev;
static int64_t nStart;
static CBlockTemplate* pblocktemplate;
if (pindexPrev != chainActive.Tip() ||
(mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 5))
{
// Clear pindexPrev so future calls make a new block, despite any failures from here on
pindexPrev = NULL;
// Store the pindexBest used before CreateNewBlock, to avoid races
nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
CBlockIndex* pindexPrevNew = chainActive.Tip();
nStart = GetTime();
// Create new block
if(pblocktemplate)
{
delete pblocktemplate;
pblocktemplate = NULL;
}
CScript scriptDummy = CScript() << OP_TRUE;
pblocktemplate = CreateNewBlock(scriptDummy);
if (!pblocktemplate)
throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
// Need to update only after we know CreateNewBlock succeeded
pindexPrev = pindexPrevNew;
}
CBlock* pblock = &pblocktemplate->block; // pointer for convenience
// Update nTime
UpdateTime(pblock, Params().GetConsensus(), pindexPrev);
pblock->nNonce = 0;
UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal");
UniValue transactions(UniValue::VARR);
map<uint256, int64_t> setTxIndex;
int i = 0;
BOOST_FOREACH (const CTransaction& tx, pblock->vtx) {
uint256 txHash = tx.GetHash();
setTxIndex[txHash] = i++;
if (tx.IsCoinBase())
continue;
UniValue entry(UniValue::VOBJ);
entry.push_back(Pair("data", EncodeHexTx(tx)));
entry.push_back(Pair("hash", txHash.GetHex()));
UniValue deps(UniValue::VARR);
BOOST_FOREACH (const CTxIn &in, tx.vin)
{
if (setTxIndex.count(in.prevout.hash))
deps.push_back(setTxIndex[in.prevout.hash]);
}
entry.push_back(Pair("depends", deps));
int index_in_template = i - 1;
entry.push_back(Pair("fee", pblocktemplate->vTxFees[index_in_template]));
entry.push_back(Pair("sigops", pblocktemplate->vTxSigOps[index_in_template]));
transactions.push_back(entry);
}
UniValue aux(UniValue::VOBJ);
aux.push_back(Pair("flags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end())));
arith_uint256 hashTarget = arith_uint256().SetCompact(pblock->nBits);
static UniValue aMutable(UniValue::VARR);
if (aMutable.empty())
{
aMutable.push_back("time");
aMutable.push_back("transactions");
aMutable.push_back("prevblock");
}
UniValue result(UniValue::VOBJ);
result.push_back(Pair("capabilities", aCaps));
result.push_back(Pair("version", pblock->nVersion.GetFullVersion()));
result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
result.push_back(Pair("transactions", transactions));
result.push_back(Pair("coinbaseaux", aux));
result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue));
result.push_back(Pair("longpollid", chainActive.Tip()->GetBlockHash().GetHex() + i64tostr(nTransactionsUpdatedLast)));
result.push_back(Pair("target", hashTarget.GetHex()));
result.push_back(Pair("mintime", (int64_t)pindexPrev->GetMedianTimePast()+1));
result.push_back(Pair("mutable", aMutable));
result.push_back(Pair("noncerange", "00000000ffffffff"));
result.push_back(Pair("sigoplimit", (int64_t)MAX_BLOCK_SIGOPS));
result.push_back(Pair("sizelimit", (int64_t)MAX_BLOCK_SIZE));
result.push_back(Pair("curtime", pblock->GetBlockTime()));
result.push_back(Pair("bits", strprintf("%08x", pblock->nBits)));
result.push_back(Pair("height", (int64_t)(pindexPrev->nHeight+1)));
return result;
}
void ChartPage::setupChart()
{
this->buildingChart=true;
QCustomPlot *customPlot = ui->chartBlock;
customPlot->setInteraction(QCP::iRangeDrag, true);
customPlot->setInteraction(QCP::iSelectPlottables, true);
customPlot->setInteraction(QCP::iSelectItems, true);
customPlot->setInteraction(QCP::iRangeZoom, true);
customPlot->legend->setVisible(true);
customPlot->legend->setFont(QFont("Helvetica",9));
// set locale to english, so we get english decimal separator:
customPlot->setLocale(QLocale(QLocale::English, QLocale::UnitedKingdom));
// create graph and assign data to it:
customPlot->addGraph();
customPlot->graph(0)->setName("Difficulty");
// customPlot->graph(0)->setData(x, y);
// give the axes some labels:
customPlot->xAxis->setLabel("Date");
customPlot->yAxis->setLabel("Difficulty");
customPlot->legend->setSelectableParts(QCPLegend::spItems);
customPlot->setInteractions(QCP::iRangeDrag | QCP::iRangeZoom | QCP::iSelectAxes | QCP::iSelectLegend | QCP::iSelectPlottables);
customPlot->axisRect()->setupFullAxesBox();
customPlot->xAxis->setTickLabelType(QCPAxis::ltDateTime);
customPlot->xAxis->setDateTimeFormat("dd/MM/yyyy");
customPlot->xAxis->setAutoTickCount(5);
//customPlot->yAxis->setAutoTickCount(5);
// set axes ranges, so we see all data:
customPlot->yAxis->setRange(-0.1, 3);
ClientModel *model = this->clientModel;
// generate some data:
QVector<double> x(1000), y(1000); //, y1(50000);
int maxBlocks;
maxBlocks = model->getNumBlocks();
if (maxBlocks > 1000)
{
maxBlocks=1000;
}
int i = 0;
if (maxBlocks > 0) {
for (i = 0; i < maxBlocks; i++)
{
CBlock blk = model->getBlock(i);
CBlockIndex* cIndex = model->getBlockIndex(i);
x[i]=blk.GetBlockTime();
y[i]=model->getDiff(cIndex);
}
customPlot->graph(0)->setData(x, y);
customPlot->xAxis->setRange(x[i-1]-(60*60*24), x[i-1]);
this->lastBlockHeight = i;
}
customPlot->replot();
this->buildingChart=false;
}
UniValue getblocktemplate(const JSONRPCRequest& request)
{
if (request.fHelp || request.params.size() > 1)
throw std::runtime_error(
"getblocktemplate ( TemplateRequest )\n"
"\nIf the request parameters include a 'mode' key, that is used to explicitly select between the default 'template' request or a 'proposal'.\n"
"It returns data needed to construct a block to work on.\n"
"For full specification, see BIPs 22, 23, and 9:\n"
" https://github.com/bitcoin/bips/blob/master/bip-0022.mediawiki\n"
" https://github.com/bitcoin/bips/blob/master/bip-0023.mediawiki\n"
" https://github.com/bitcoin/bips/blob/master/bip-0009.mediawiki#getblocktemplate_changes\n"
"\nArguments:\n"
"1. template_request (json object, optional) A json object in the following spec\n"
" {\n"
" \"mode\":\"template\" (string, optional) This must be set to \"template\", \"proposal\" (see BIP 23), or omitted\n"
" \"capabilities\":[ (array, optional) A list of strings\n"
" \"support\" (string) client side supported feature, 'longpoll', 'coinbasetxn', 'coinbasevalue', 'proposal', 'serverlist', 'workid'\n"
" ,...\n"
" ],\n"
" \"rules\":[ (array, optional) A list of strings\n"
" \"support\" (string) client side supported softfork deployment\n"
" ,...\n"
" ]\n"
" }\n"
"\n"
"\nResult:\n"
"{\n"
" \"capabilities\" : [ \"capability\", ... ], (array of strings) specific client side supported features\n"
" \"version\" : n, (numeric) The preferred block version\n"
" \"rules\" : [ \"rulename\", ... ], (array of strings) specific block rules that are to be enforced\n"
" \"vbavailable\" : { (json object) set of pending, supported versionbit (BIP 9) softfork deployments\n"
" \"rulename\" : bitnumber (numeric) identifies the bit number as indicating acceptance and readiness for the named softfork rule\n"
" ,...\n"
" },\n"
" \"vbrequired\" : n, (numeric) bit mask of versionbits the server requires set in submissions\n"
" \"previousblockhash\" : \"xxxx\", (string) The hash of current highest block\n"
" \"transactions\" : [ (array) contents of non-coinbase transactions that should be included in the next block\n"
" {\n"
" \"data\" : \"xxxx\", (string) transaction data encoded in hexadecimal (byte-for-byte)\n"
" \"hash\" : \"xxxx\", (string) hash/id encoded in little-endian hexadecimal\n"
" \"depends\" : [ (array) array of numbers \n"
" n (numeric) transactions before this one (by 1-based index in 'transactions' list) that must be present in the final block if this one is\n"
" ,...\n"
" ],\n"
" \"fee\": n, (numeric) difference in value between transaction inputs and outputs (in duffs); for coinbase transactions, this is a negative Number of the total collected block fees (ie, not including the block subsidy); if key is not present, fee is unknown and clients MUST NOT assume there isn't one\n"
" \"sigops\" : n, (numeric) total number of SigOps, as counted for purposes of block limits; if key is not present, sigop count is unknown and clients MUST NOT assume there aren't any\n"
" \"required\" : true|false (boolean) if provided and true, this transaction must be in the final block\n"
" }\n"
" ,...\n"
" ],\n"
" \"coinbaseaux\" : { (json object) data that should be included in the coinbase's scriptSig content\n"
" \"flags\" : \"xx\" (string) key name is to be ignored, and value included in scriptSig\n"
" },\n"
" \"coinbasevalue\" : n, (numeric) maximum allowable input to coinbase transaction, including the generation award and transaction fees (in duffs)\n"
" \"coinbasetxn\" : { ... }, (json object) information for coinbase transaction\n"
" \"target\" : \"xxxx\", (string) The hash target\n"
" \"mintime\" : xxx, (numeric) The minimum timestamp appropriate for next block time in seconds since epoch (Jan 1 1970 GMT)\n"
" \"mutable\" : [ (array of string) list of ways the block template may be changed \n"
" \"value\" (string) A way the block template may be changed, e.g. 'time', 'transactions', 'prevblock'\n"
" ,...\n"
" ],\n"
" \"noncerange\" : \"00000000ffffffff\",(string) A range of valid nonces\n"
" \"sigoplimit\" : n, (numeric) limit of sigops in blocks\n"
" \"sizelimit\" : n, (numeric) limit of block size\n"
" \"curtime\" : ttt, (numeric) current timestamp in seconds since epoch (Jan 1 1970 GMT)\n"
" \"bits\" : \"xxxxxxxx\", (string) compressed target of next block\n"
" \"previousbits\" : \"xxxxxxxx\", (string) compressed target of current highest block\n"
" \"height\" : n (numeric) The height of the next block\n"
" \"masternode\" : [ (array) required masternode payments that must be included in the next block\n"
" {\n"
" \"payee\" : \"xxxx\", (string) payee address\n"
" \"script\" : \"xxxx\", (string) payee scriptPubKey\n"
" \"amount\": n (numeric) required amount to pay\n"
" }\n"
" },\n"
" \"masternode_payments_started\" : true|false, (boolean) true, if masternode payments started\n"
" \"masternode_payments_enforced\" : true|false, (boolean) true, if masternode payments are enforced\n"
" \"superblock\" : [ (array) required superblock payees that must be included in the next block\n"
" {\n"
" \"payee\" : \"xxxx\", (string) payee address\n"
" \"script\" : \"xxxx\", (string) payee scriptPubKey\n"
" \"amount\": n (numeric) required amount to pay\n"
" }\n"
" ,...\n"
" ],\n"
" \"superblocks_started\" : true|false, (boolean) true, if superblock payments started\n"
" \"superblocks_enabled\" : true|false, (boolean) true, if superblock payments are enabled\n"
" \"coinbase_payload\" : \"xxxxxxxx\" (string) coinbase transaction payload data encoded in hexadecimal\n"
"}\n"
"\nExamples:\n"
+ HelpExampleCli("getblocktemplate", "")
+ HelpExampleRpc("getblocktemplate", "")
);
LOCK(cs_main);
std::string strMode = "template";
UniValue lpval = NullUniValue;
std::set<std::string> setClientRules;
int64_t nMaxVersionPreVB = -1;
if (request.params.size() > 0)
{
const UniValue& oparam = request.params[0].get_obj();
const UniValue& modeval = find_value(oparam, "mode");
if (modeval.isStr())
strMode = modeval.get_str();
else if (modeval.isNull())
{
/* Do nothing */
}
else
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
lpval = find_value(oparam, "longpollid");
if (strMode == "proposal")
{
const UniValue& dataval = find_value(oparam, "data");
if (!dataval.isStr())
throw JSONRPCError(RPC_TYPE_ERROR, "Missing data String key for proposal");
CBlock block;
if (!DecodeHexBlk(block, dataval.get_str()))
throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
uint256 hash = block.GetHash();
BlockMap::iterator mi = mapBlockIndex.find(hash);
if (mi != mapBlockIndex.end()) {
CBlockIndex *pindex = mi->second;
if (pindex->IsValid(BLOCK_VALID_SCRIPTS))
return "duplicate";
if (pindex->nStatus & BLOCK_FAILED_MASK)
return "duplicate-invalid";
return "duplicate-inconclusive";
}
CBlockIndex* const pindexPrev = chainActive.Tip();
// TestBlockValidity only supports blocks built on the current Tip
if (block.hashPrevBlock != pindexPrev->GetBlockHash())
return "inconclusive-not-best-prevblk";
CValidationState state;
TestBlockValidity(state, Params(), block, pindexPrev, false, true);
return BIP22ValidationResult(state);
}
const UniValue& aClientRules = find_value(oparam, "rules");
if (aClientRules.isArray()) {
for (unsigned int i = 0; i < aClientRules.size(); ++i) {
const UniValue& v = aClientRules[i];
setClientRules.insert(v.get_str());
}
} else {
// NOTE: It is important that this NOT be read if versionbits is supported
const UniValue& uvMaxVersion = find_value(oparam, "maxversion");
if (uvMaxVersion.isNum()) {
nMaxVersionPreVB = uvMaxVersion.get_int64();
}
}
}
if (strMode != "template")
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
if(!g_connman)
throw JSONRPCError(RPC_CLIENT_P2P_DISABLED, "Error: Peer-to-peer functionality missing or disabled");
if (Params().MiningRequiresPeers()) {
if (g_connman->GetNodeCount(CConnman::CONNECTIONS_ALL) == 0)
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Dash Core is not connected!");
if (IsInitialBlockDownload())
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Dash Core is downloading blocks...");
}
// when enforcement is on we need information about a masternode payee or otherwise our block is going to be orphaned by the network
std::vector<CTxOut> voutMasternodePayments;
if (sporkManager.IsSporkActive(SPORK_8_MASTERNODE_PAYMENT_ENFORCEMENT)
&& !masternodeSync.IsWinnersListSynced()
&& !mnpayments.GetBlockTxOuts(chainActive.Height() + 1, 0, voutMasternodePayments))
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Dash Core is downloading masternode winners...");
// next bock is a superblock and we need governance info to correctly construct it
if (sporkManager.IsSporkActive(SPORK_9_SUPERBLOCKS_ENABLED)
&& !masternodeSync.IsSynced()
&& CSuperblock::IsValidBlockHeight(chainActive.Height() + 1))
throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Dash Core is syncing with network...");
static unsigned int nTransactionsUpdatedLast;
if (!lpval.isNull())
{
// Wait to respond until either the best block changes, OR a minute has passed and there are more transactions
uint256 hashWatchedChain;
boost::system_time checktxtime;
unsigned int nTransactionsUpdatedLastLP;
if (lpval.isStr())
{
// Format: <hashBestChain><nTransactionsUpdatedLast>
std::string lpstr = lpval.get_str();
hashWatchedChain.SetHex(lpstr.substr(0, 64));
nTransactionsUpdatedLastLP = atoi64(lpstr.substr(64));
}
else
{
// NOTE: Spec does not specify behaviour for non-string longpollid, but this makes testing easier
hashWatchedChain = chainActive.Tip()->GetBlockHash();
nTransactionsUpdatedLastLP = nTransactionsUpdatedLast;
}
// Release the wallet and main lock while waiting
LEAVE_CRITICAL_SECTION(cs_main);
{
checktxtime = boost::get_system_time() + boost::posix_time::minutes(1);
boost::unique_lock<boost::mutex> lock(csBestBlock);
while (chainActive.Tip()->GetBlockHash() == hashWatchedChain && IsRPCRunning())
{
if (!cvBlockChange.timed_wait(lock, checktxtime))
{
// Timeout: Check transactions for update
if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLastLP)
break;
checktxtime += boost::posix_time::seconds(10);
}
}
}
ENTER_CRITICAL_SECTION(cs_main);
if (!IsRPCRunning())
throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Shutting down");
// TODO: Maybe recheck connections/IBD and (if something wrong) send an expires-immediately template to stop miners?
}
// Update block
static CBlockIndex* pindexPrev;
static int64_t nStart;
static std::unique_ptr<CBlockTemplate> pblocktemplate;
if (pindexPrev != chainActive.Tip() ||
(mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 5))
{
// Clear pindexPrev so future calls make a new block, despite any failures from here on
pindexPrev = nullptr;
// Store the chainActive.Tip() used before CreateNewBlock, to avoid races
nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
CBlockIndex* pindexPrevNew = chainActive.Tip();
nStart = GetTime();
// Create new block
CScript scriptDummy = CScript() << OP_TRUE;
pblocktemplate = BlockAssembler(Params()).CreateNewBlock(scriptDummy);
if (!pblocktemplate)
throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
// Need to update only after we know CreateNewBlock succeeded
pindexPrev = pindexPrevNew;
}
CBlock* pblock = &pblocktemplate->block; // pointer for convenience
const Consensus::Params& consensusParams = Params().GetConsensus();
// Update nTime
UpdateTime(pblock, consensusParams, pindexPrev);
pblock->nNonce = 0;
UniValue aCaps(UniValue::VARR); aCaps.push_back("proposal");
UniValue transactions(UniValue::VARR);
std::map<uint256, int64_t> setTxIndex;
int i = 0;
for (const auto& it : pblock->vtx) {
const CTransaction& tx = *it;
uint256 txHash = tx.GetHash();
setTxIndex[txHash] = i++;
if (tx.IsCoinBase())
continue;
UniValue entry(UniValue::VOBJ);
entry.push_back(Pair("data", EncodeHexTx(tx)));
entry.push_back(Pair("hash", txHash.GetHex()));
UniValue deps(UniValue::VARR);
BOOST_FOREACH (const CTxIn &in, tx.vin)
{
if (setTxIndex.count(in.prevout.hash))
deps.push_back(setTxIndex[in.prevout.hash]);
}
entry.push_back(Pair("depends", deps));
int index_in_template = i - 1;
entry.push_back(Pair("fee", pblocktemplate->vTxFees[index_in_template]));
entry.push_back(Pair("sigops", pblocktemplate->vTxSigOps[index_in_template]));
transactions.push_back(entry);
}
UniValue aux(UniValue::VOBJ);
aux.push_back(Pair("flags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end())));
arith_uint256 hashTarget = arith_uint256().SetCompact(pblock->nBits);
UniValue aMutable(UniValue::VARR);
aMutable.push_back("time");
aMutable.push_back("transactions");
aMutable.push_back("prevblock");
UniValue result(UniValue::VOBJ);
result.push_back(Pair("capabilities", aCaps));
UniValue aRules(UniValue::VARR);
UniValue vbavailable(UniValue::VOBJ);
for (int j = 0; j < (int)Consensus::MAX_VERSION_BITS_DEPLOYMENTS; ++j) {
Consensus::DeploymentPos pos = Consensus::DeploymentPos(j);
ThresholdState state = VersionBitsState(pindexPrev, consensusParams, pos, versionbitscache);
switch (state) {
case THRESHOLD_DEFINED:
case THRESHOLD_FAILED:
// Not exposed to GBT at all
break;
case THRESHOLD_LOCKED_IN:
// Ensure bit is set in block version
pblock->nVersion |= VersionBitsMask(consensusParams, pos);
// FALL THROUGH to get vbavailable set...
case THRESHOLD_STARTED:
{
const struct BIP9DeploymentInfo& vbinfo = VersionBitsDeploymentInfo[pos];
vbavailable.push_back(Pair(gbt_vb_name(pos), consensusParams.vDeployments[pos].bit));
if (setClientRules.find(vbinfo.name) == setClientRules.end()) {
if (!vbinfo.gbt_force) {
// If the client doesn't support this, don't indicate it in the [default] version
pblock->nVersion &= ~VersionBitsMask(consensusParams, pos);
}
}
break;
}
case THRESHOLD_ACTIVE:
{
// Add to rules only
const struct BIP9DeploymentInfo& vbinfo = VersionBitsDeploymentInfo[pos];
aRules.push_back(gbt_vb_name(pos));
if (setClientRules.find(vbinfo.name) == setClientRules.end()) {
// Not supported by the client; make sure it's safe to proceed
if (!vbinfo.gbt_force) {
// If we do anything other than throw an exception here, be sure version/force isn't sent to old clients
throw JSONRPCError(RPC_INVALID_PARAMETER, strprintf("Support for '%s' rule requires explicit client support", vbinfo.name));
}
}
break;
}
}
}
result.push_back(Pair("version", pblock->nVersion));
result.push_back(Pair("rules", aRules));
result.push_back(Pair("vbavailable", vbavailable));
result.push_back(Pair("vbrequired", int(0)));
if (nMaxVersionPreVB >= 2) {
// If VB is supported by the client, nMaxVersionPreVB is -1, so we won't get here
// Because BIP 34 changed how the generation transaction is serialized, we can only use version/force back to v2 blocks
// This is safe to do [otherwise-]unconditionally only because we are throwing an exception above if a non-force deployment gets activated
// Note that this can probably also be removed entirely after the first BIP9 non-force deployment (ie, probably segwit) gets activated
aMutable.push_back("version/force");
}
result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
result.push_back(Pair("transactions", transactions));
result.push_back(Pair("coinbaseaux", aux));
result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0]->GetValueOut()));
result.push_back(Pair("longpollid", chainActive.Tip()->GetBlockHash().GetHex() + i64tostr(nTransactionsUpdatedLast)));
result.push_back(Pair("target", hashTarget.GetHex()));
result.push_back(Pair("mintime", (int64_t)pindexPrev->GetMedianTimePast()+1));
result.push_back(Pair("mutable", aMutable));
result.push_back(Pair("noncerange", "00000000ffffffff"));
result.push_back(Pair("sigoplimit", (int64_t)MaxBlockSigOps(fDIP0001ActiveAtTip)));
result.push_back(Pair("sizelimit", (int64_t)MaxBlockSize(fDIP0001ActiveAtTip)));
result.push_back(Pair("curtime", pblock->GetBlockTime()));
result.push_back(Pair("bits", strprintf("%08x", pblock->nBits)));
result.push_back(Pair("previousbits", strprintf("%08x", pblocktemplate->nPrevBits)));
result.push_back(Pair("height", (int64_t)(pindexPrev->nHeight+1)));
UniValue masternodeObj(UniValue::VARR);
for (const auto& txout : pblocktemplate->voutMasternodePayments) {
CTxDestination address1;
ExtractDestination(txout.scriptPubKey, address1);
CBitcoinAddress address2(address1);
UniValue obj(UniValue::VOBJ);
obj.push_back(Pair("payee", address2.ToString().c_str()));
obj.push_back(Pair("script", HexStr(txout.scriptPubKey)));
obj.push_back(Pair("amount", txout.nValue));
masternodeObj.push_back(obj);
}
result.push_back(Pair("masternode", masternodeObj));
result.push_back(Pair("masternode_payments_started", pindexPrev->nHeight + 1 > consensusParams.nMasternodePaymentsStartBlock));
result.push_back(Pair("masternode_payments_enforced", deterministicMNManager->IsDeterministicMNsSporkActive() || sporkManager.IsSporkActive(SPORK_8_MASTERNODE_PAYMENT_ENFORCEMENT)));
UniValue superblockObjArray(UniValue::VARR);
if(pblocktemplate->voutSuperblockPayments.size()) {
for (const auto& txout : pblocktemplate->voutSuperblockPayments) {
UniValue entry(UniValue::VOBJ);
CTxDestination address1;
ExtractDestination(txout.scriptPubKey, address1);
CBitcoinAddress address2(address1);
entry.push_back(Pair("payee", address2.ToString().c_str()));
entry.push_back(Pair("script", HexStr(txout.scriptPubKey)));
entry.push_back(Pair("amount", txout.nValue));
superblockObjArray.push_back(entry);
}
}
result.push_back(Pair("superblock", superblockObjArray));
result.push_back(Pair("superblocks_started", pindexPrev->nHeight + 1 > consensusParams.nSuperblockStartBlock));
result.push_back(Pair("superblocks_enabled", sporkManager.IsSporkActive(SPORK_9_SUPERBLOCKS_ENABLED)));
result.push_back(Pair("coinbase_payload", HexStr(pblock->vtx[0]->vExtraPayload)));
return result;
}
UniValue blockToDeltasJSON(const CBlock& block, const CBlockIndex* blockindex)
{
UniValue result(UniValue::VOBJ);
result.push_back(Pair("hash", block.GetHash().GetHex()));
int confirmations = -1;
// Only report confirmations if the block is on the main chain
if (chainActive.Contains(blockindex)) {
confirmations = chainActive.Height() - blockindex->nHeight + 1;
} else {
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block is an orphan");
}
result.push_back(Pair("confirmations", confirmations));
result.push_back(Pair("size", (int)::GetSerializeSize(block, SER_NETWORK, PROTOCOL_VERSION)));
result.push_back(Pair("height", blockindex->nHeight));
result.push_back(Pair("version", block.nVersion));
result.push_back(Pair("merkleroot", block.hashMerkleRoot.GetHex()));
UniValue deltas(UniValue::VARR);
for (unsigned int i = 0; i < block.vtx.size(); i++) {
const CTransaction &tx = block.vtx[i];
const uint256 txhash = tx.GetHash();
UniValue entry(UniValue::VOBJ);
entry.push_back(Pair("txid", txhash.GetHex()));
entry.push_back(Pair("index", (int)i));
UniValue inputs(UniValue::VARR);
if (!tx.IsCoinBase()) {
for (size_t j = 0; j < tx.vin.size(); j++) {
const CTxIn input = tx.vin[j];
UniValue delta(UniValue::VOBJ);
CSpentIndexValue spentInfo;
CSpentIndexKey spentKey(input.prevout.hash, input.prevout.n);
if (GetSpentIndex(spentKey, spentInfo)) {
if (spentInfo.addressType == 1) {
delta.push_back(Pair("address", CDeuscoinAddress(CKeyID(spentInfo.addressHash)).ToString()));
} else if (spentInfo.addressType == 2) {
delta.push_back(Pair("address", CDeuscoinAddress(CScriptID(spentInfo.addressHash)).ToString()));
} else {
continue;
}
delta.push_back(Pair("satoshis", -1 * spentInfo.satoshis));
delta.push_back(Pair("index", (int)j));
delta.push_back(Pair("prevtxid", input.prevout.hash.GetHex()));
delta.push_back(Pair("prevout", (int)input.prevout.n));
inputs.push_back(delta);
} else {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Spent information not available");
}
}
}
entry.push_back(Pair("inputs", inputs));
UniValue outputs(UniValue::VARR);
for (unsigned int k = 0; k < tx.vout.size(); k++) {
const CTxOut &out = tx.vout[k];
UniValue delta(UniValue::VOBJ);
if (out.scriptPubKey.IsPayToScriptHash()) {
vector<unsigned char> hashBytes(out.scriptPubKey.begin()+2, out.scriptPubKey.begin()+22);
delta.push_back(Pair("address", CDeuscoinAddress(CScriptID(uint160(hashBytes))).ToString()));
} else if (out.scriptPubKey.IsPayToPublicKeyHash()) {
vector<unsigned char> hashBytes(out.scriptPubKey.begin()+3, out.scriptPubKey.begin()+23);
delta.push_back(Pair("address", CDeuscoinAddress(CKeyID(uint160(hashBytes))).ToString()));
} else {
continue;
}
delta.push_back(Pair("satoshis", out.nValue));
delta.push_back(Pair("index", (int)k));
outputs.push_back(delta);
}
entry.push_back(Pair("outputs", outputs));
deltas.push_back(entry);
}
result.push_back(Pair("deltas", deltas));
result.push_back(Pair("time", block.GetBlockTime()));
result.push_back(Pair("mediantime", (int64_t)blockindex->GetMedianTimePast()));
result.push_back(Pair("nonce", (uint64_t)block.nNonce));
result.push_back(Pair("bits", strprintf("%08x", block.nBits)));
result.push_back(Pair("difficulty", GetDifficulty(blockindex)));
result.push_back(Pair("chainwork", blockindex->nChainWork.GetHex()));
if (blockindex->pprev)
result.push_back(Pair("previousblockhash", blockindex->pprev->GetBlockHash().GetHex()));
CBlockIndex *pnext = chainActive.Next(blockindex);
if (pnext)
result.push_back(Pair("nextblockhash", pnext->GetBlockHash().GetHex()));
return result;
}
