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- // ECOin - Copyright (c) - 2014/2022 - GPLv3 - epsylon@riseup.net (https://03c8.net)
- #include "main.h"
- #include "db.h"
- #include "txdb.h"
- #include "init.h"
- #include "miner.h"
- #include "ecoinrpc.h"
- using namespace json_spirit;
- using namespace std;
- extern unsigned int nStakeTargetSpacing;
- extern void ScriptPubKeyToJSON(const CScript& scriptPubKey, Object& out, bool fIncludeHex);
- Value getsubsidy(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() > 1)
- throw runtime_error(
- "getsubsidy [nTarget]\n"
- "Returns proof-of-work subsidy value for the specified value of target.");
- unsigned int nBits = 0;
- if (params.size() != 0)
- {
- //CBigNum bnTarget(uint256(params[0].get_str()));
- //nBits = bnTarget.GetCompact();
- }
- else
- {
- //nBits = GetNextTargetRequired(pindexBest, false);
- }
- return 0;
- }
- Value getmininginfo(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() != 0)
- throw runtime_error(
- "getmininginfo\n"
- "Returns an object containing mining-related information.");
- uint64_t nMinWeight = 0, nMaxWeight = 0, nWeight = 0;
- pwalletMain->GetStakeWeight(*pwalletMain, nMinWeight, nMaxWeight, nWeight);
- Object obj, diff, weight;
- obj.push_back(Pair("blocks", (int)nBestHeight));
- obj.push_back(Pair("currentblocksize",(uint64_t)nLastBlockSize));
- obj.push_back(Pair("currentblocktx",(uint64_t)nLastBlockTx));
- diff.push_back(Pair("proof-of-work", GetDifficulty()));
- diff.push_back(Pair("proof-of-stake", GetDifficulty(GetLastBlockIndex(pindexBest, true))));
- diff.push_back(Pair("search-interval", (int)nLastCoinStakeSearchInterval));
- obj.push_back(Pair("difficulty", diff));
- obj.push_back(Pair("blockvalue", (uint64_t)GetProofOfWorkReward(GetLastBlockIndex(pindexBest, false)->nHeight+1, GetLastBlockIndex(pindexBest, false)->GetBlockHash())));
- //obj.push_back(Pair("netmhashps", GetPoWMHashPS()));
- obj.push_back(Pair("netmhashps", GetRandHash));
- obj.push_back(Pair("netstakeweight", GetPoSKernelPS()));
- obj.push_back(Pair("errors", GetWarnings("statusbar")));
- obj.push_back(Pair("pooledtx", (uint64_t)mempool.size()));
- weight.push_back(Pair("minimum", (uint64_t)nMinWeight));
- weight.push_back(Pair("maximum", (uint64_t)nMaxWeight));
- weight.push_back(Pair("combined", (uint64_t)nWeight));
- obj.push_back(Pair("stakeweight", weight));
- obj.push_back(Pair("stakeinterest", (uint64_t)GetProofOfStakeReward(0, GetLastBlockIndex(pindexBest, true)->nBits, GetLastBlockIndex(pindexBest, true)->nTime, true)));
- obj.push_back(Pair("testnet", fTestNet));
- return obj;
- }
- Value getstakinginfo(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() != 0)
- throw runtime_error(
- "getstakinginfo\n"
- "Returns an object containing staking-related information.");
- uint64_t nMinWeight = 0, nMaxWeight = 0, nWeight = 0;
- pwalletMain->GetStakeWeight(*pwalletMain, nMinWeight, nMaxWeight, nWeight);
- uint64_t nNetworkWeight = GetPoSKernelPS();
- bool staking = nLastCoinStakeSearchInterval && nWeight;
- int nExpectedTime = staking ? (nStakeTargetSpacing * nNetworkWeight / nWeight) : -1;
- Object obj;
- obj.push_back(Pair("enabled", GetBoolArg("-staking", true)));
- obj.push_back(Pair("staking", staking));
- obj.push_back(Pair("errors", GetWarnings("statusbar")));
- obj.push_back(Pair("currentblocksize", (uint64_t)nLastBlockSize));
- obj.push_back(Pair("currentblocktx", (uint64_t)nLastBlockTx));
- obj.push_back(Pair("pooledtx", (uint64_t)mempool.size()));
- obj.push_back(Pair("difficulty", GetDifficulty(GetLastBlockIndex(pindexBest, true))));
- obj.push_back(Pair("search-interval", (int)nLastCoinStakeSearchInterval));
- obj.push_back(Pair("weight", (uint64_t)nWeight));
- obj.push_back(Pair("netstakeweight", (uint64_t)nNetworkWeight));
- obj.push_back(Pair("expectedtime", nExpectedTime));
- return obj;
- }
- Value getworkex(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() > 2)
- throw runtime_error(
- "getworkex [data, coinbase]\n"
- "If [data, coinbase] is not specified, returns extended work data.\n"
- );
- if (vNodes.empty())
- throw JSONRPCError(-9, "Ecoin is not connected!");
- if (IsInitialBlockDownload())
- throw JSONRPCError(-10, "Ecoin is downloading blocks...");
- typedef map<uint256, pair<CBlock*, CScript> > mapNewBlock_t;
- static mapNewBlock_t mapNewBlock;
- static vector<CBlock*> vNewBlock;
- static CReserveKey reservekey(pwalletMain);
- if (params.size() == 0)
- {
- // Update block
- static unsigned int nTransactionsUpdatedLast;
- static CBlockIndex* pindexPrev;
- static int64 nStart;
- static CBlock* pblock;
- if (pindexPrev != pindexBest ||
- (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
- {
- if (pindexPrev != pindexBest)
- {
- // Deallocate old blocks since they're obsolete now
- mapNewBlock.clear();
- BOOST_FOREACH(CBlock* pblock, vNewBlock)
- delete pblock;
- vNewBlock.clear();
- }
- nTransactionsUpdatedLast = nTransactionsUpdated;
- pindexPrev = pindexBest;
- nStart = GetTime();
- // Create new block
- pblock = CreateNewBlock(pwalletMain);
- if (!pblock)
- throw JSONRPCError(-7, "Out of memory");
- vNewBlock.push_back(pblock);
- }
- // Update nTime
- pblock->nTime = max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
- pblock->nNonce = 0;
- // Update nExtraNonce
- static unsigned int nExtraNonce = 0;
- IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
- // Save
- mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, pblock->vtx[0].vin[0].scriptSig);
- // Prebuild hash buffers
- char pmidstate[32];
- char pdata[128];
- char phash1[64];
- FormatHashBuffers(pblock, pmidstate, pdata, phash1);
- uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
- CTransaction coinbaseTx = pblock->vtx[0];
- std::vector<uint256> merkle = pblock->GetMerkleBranch(0);
- Object result;
- result.push_back(Pair("data", HexStr(BEGIN(pdata), END(pdata))));
- result.push_back(Pair("target", HexStr(BEGIN(hashTarget), END(hashTarget))));
- CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
- ssTx << coinbaseTx;
- result.push_back(Pair("coinbase", HexStr(ssTx.begin(), ssTx.end())));
- Array merkle_arr;
- BOOST_FOREACH(uint256 merkleh, merkle) {
- merkle_arr.push_back(HexStr(BEGIN(merkleh), END(merkleh)));
- }
- result.push_back(Pair("merkle", merkle_arr));
- return result;
- }
- else
- {
- // Parse parameters
- vector<unsigned char> vchData = ParseHex(params[0].get_str());
- vector<unsigned char> coinbase;
- if(params.size() == 2)
- coinbase = ParseHex(params[1].get_str());
- if (vchData.size() != 128)
- throw JSONRPCError(-8, "Invalid parameter");
- CBlock* pdata = (CBlock*)&vchData[0];
- // Byte reverse
- for (int i = 0; i < 128/4; i++)
- ((unsigned int*)pdata)[i] = ByteReverse(((unsigned int*)pdata)[i]);
- // Get saved block
- if (!mapNewBlock.count(pdata->hashMerkleRoot))
- return false;
- CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
- pblock->nTime = pdata->nTime;
- pblock->nNonce = pdata->nNonce;
- if(coinbase.size() == 0)
- pblock->vtx[0].vin[0].scriptSig = mapNewBlock[pdata->hashMerkleRoot].second;
- else
- CDataStream(coinbase, SER_NETWORK, PROTOCOL_VERSION) >> pblock->vtx[0]; // FIXME - HACK!
- pblock->hashMerkleRoot = pblock->BuildMerkleTree();
- return CheckWork(pblock, *pwalletMain, reservekey);
- }
- }
- Value getwork(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() > 1)
- throw runtime_error(
- "getwork [data]\n"
- "If [data] is not specified, returns formatted hash data to work on:\n"
- " \"midstate\" : precomputed hash state after hashing the first half of the data (DEPRECATED)\n" // deprecated
- " \"data\" : block data\n"
- " \"hash1\" : formatted hash buffer for second hash (DEPRECATED)\n" // deprecated
- " \"target\" : little endian hash target\n"
- "If [data] is specified, tries to solve the block and returns true if it was successful.");
- if (vNodes.empty())
- throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Ecoin is not connected!");
- if (IsInitialBlockDownload())
- throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Ecoin is downloading blocks...");
- typedef map<uint256, pair<CBlock*, CScript> > mapNewBlock_t;
- static mapNewBlock_t mapNewBlock; // FIXME: thread safety
- static vector<CBlock*> vNewBlock;
- static CReserveKey reservekey(pwalletMain);
- if (params.size() == 0)
- {
- // Update block
- static unsigned int nTransactionsUpdatedLast;
- static CBlockIndex* pindexPrev;
- static int64 nStart;
- static CBlock* pblock;
- if (pindexPrev != pindexBest ||
- (nTransactionsUpdated != nTransactionsUpdatedLast && GetTime() - nStart > 60))
- {
- if (pindexPrev != pindexBest)
- {
- // Deallocate old blocks since they're obsolete now
- mapNewBlock.clear();
- BOOST_FOREACH(CBlock* pblock, vNewBlock)
- delete pblock;
- vNewBlock.clear();
- }
- // Clear pindexPrev so future getworks make a new block, despite any failures from here on
- pindexPrev = NULL;
- // Store the pindexBest used before CreateNewBlock, to avoid races
- nTransactionsUpdatedLast = nTransactionsUpdated;
- CBlockIndex* pindexPrevNew = pindexBest;
- nStart = GetTime();
- // Create new block
- pblock = CreateNewBlock(pwalletMain);
- if (!pblock)
- throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
- vNewBlock.push_back(pblock);
- // Need to update only after we know CreateNewBlock succeeded
- pindexPrev = pindexPrevNew;
- }
- // Update nTime
- pblock->UpdateTime(pindexPrev);
- pblock->nNonce = 0;
- // Update nExtraNonce
- static unsigned int nExtraNonce = 0;
- IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
- // Save
- mapNewBlock[pblock->hashMerkleRoot] = make_pair(pblock, pblock->vtx[0].vin[0].scriptSig);
- // Pre-build hash buffers
- char pmidstate[32];
- char pdata[128];
- char phash1[64];
- FormatHashBuffers(pblock, pmidstate, pdata, phash1);
- uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
- Object result;
- result.push_back(Pair("midstate", HexStr(BEGIN(pmidstate), END(pmidstate)))); // deprecated
- result.push_back(Pair("data", HexStr(BEGIN(pdata), END(pdata))));
- result.push_back(Pair("hash1", HexStr(BEGIN(phash1), END(phash1)))); // deprecated
- result.push_back(Pair("target", HexStr(BEGIN(hashTarget), END(hashTarget))));
- return result;
- }
- else
- {
- // Parse parameters
- vector<unsigned char> vchData = ParseHex(params[0].get_str());
- if (vchData.size() != 128)
- throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid parameter");
- CBlock* pdata = (CBlock*)&vchData[0];
- // Byte reverse
- for (int i = 0; i < 128/4; i++)
- ((unsigned int*)pdata)[i] = ByteReverse(((unsigned int*)pdata)[i]);
- // Get saved block
- if (!mapNewBlock.count(pdata->hashMerkleRoot))
- return false;
- CBlock* pblock = mapNewBlock[pdata->hashMerkleRoot].first;
- pblock->nTime = pdata->nTime;
- pblock->nNonce = pdata->nNonce;
- pblock->vtx[0].vin[0].scriptSig = mapNewBlock[pdata->hashMerkleRoot].second;
- pblock->hashMerkleRoot = pblock->BuildMerkleTree();
- return CheckWork(pblock, *pwalletMain, reservekey);
- }
- }
- Value getblocktemplate(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() > 1)
- throw runtime_error(
- "getblocktemplate [params]\n"
- "Returns data needed to construct a block to work on:\n"
- " \"version\" : block version\n"
- " \"previousblockhash\" : hash of current highest block\n"
- " \"transactions\" : contents of non-coinbase transactions that should be included in the next block\n"
- " \"coinbaseaux\" : data that should be included in coinbase\n"
- " \"proofoftx\" : proof-of-transaction value"
- " \"proofoftxwinner\" : proof-of-transaction winner"
- " \"coinbasevalue\" : maximum allowable input to coinbase transaction, including the generation award and transaction fees\n"
- " \"target\" : hash target\n"
- " \"mintime\" : minimum timestamp appropriate for next block\n"
- " \"curtime\" : current timestamp\n"
- " \"mutable\" : list of ways the block template may be changed\n"
- " \"noncerange\" : range of valid nonces\n"
- " \"sigoplimit\" : limit of sigops in blocks\n"
- " \"sizelimit\" : limit of block size\n"
- " \"bits\" : compressed target of next block\n"
- " \"height\" : height of the next block\n"
- "See https://en.ecoin.it/wiki/BIP_0022 for full specification.");
- std::string strMode = "template";
- if (params.size() > 0)
- {
- const Object& oparam = params[0].get_obj();
- const Value& modeval = find_value(oparam, "mode");
- if (modeval.type() == str_type)
- strMode = modeval.get_str();
- else if (modeval.type() == null_type)
- {
- /* Do nothing */
- }
- else
- throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
- }
- if (strMode != "template")
- throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid mode");
- if (vNodes.empty())
- throw JSONRPCError(RPC_CLIENT_NOT_CONNECTED, "Ecoin is not connected!");
- if (IsInitialBlockDownload())
- throw JSONRPCError(RPC_CLIENT_IN_INITIAL_DOWNLOAD, "Ecoin is downloading blocks...");
- static CReserveKey reservekey(pwalletMain);
- // Update block
- static unsigned int nTransactionsUpdatedLast;
- static CBlockIndex* pindexPrev;
- static int64 nStart;
- static CBlock* pblock;
- if (pindexPrev != pindexBest ||
- (nTransactionsUpdated != 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 = nTransactionsUpdated;
- CBlockIndex* pindexPrevNew = pindexBest;
- nStart = GetTime();
- // Create new block
- if(pblock)
- {
- delete pblock;
- pblock = NULL;
- }
- pblock = CreateNewBlock(pwalletMain);
- if (!pblock)
- throw JSONRPCError(RPC_OUT_OF_MEMORY, "Out of memory");
- // Need to update only after we know CreateNewBlock succeeded
- pindexPrev = pindexPrevNew;
- }
- // Update nTime
- pblock->UpdateTime(pindexPrev);
- pblock->nNonce = 0;
- Array transactions;
- map<uint256, int64_t> setTxIndex;
- int i = 0;
- CTxDB txdb("r");
- BOOST_FOREACH (CTransaction& tx, pblock->vtx)
- {
- uint256 txHash = tx.GetHash();
- setTxIndex[txHash] = i++;
- if (tx.IsCoinBase() || tx.IsCoinStake())
- continue;
- Object entry;
- CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
- ssTx << tx;
- entry.push_back(Pair("data", HexStr(ssTx.begin(), ssTx.end())));
- entry.push_back(Pair("hash", txHash.GetHex()));
- MapPrevTx mapInputs;
- map<uint256, CTxIndex> mapUnused;
- bool fInvalid = false;
- if (tx.FetchInputs(txdb, mapUnused, false, false, mapInputs, fInvalid))
- {
- entry.push_back(Pair("fee", (int64_t)(tx.GetValueIn(mapInputs) - tx.GetValueOut())));
- Array deps;
- BOOST_FOREACH (MapPrevTx::value_type& inp, mapInputs)
- {
- if (setTxIndex.count(inp.first))
- deps.push_back(setTxIndex[inp.first]);
- }
- entry.push_back(Pair("depends", deps));
- int64_t nSigOps = tx.GetLegacySigOpCount();
- nSigOps += tx.GetP2SHSigOpCount(mapInputs);
- entry.push_back(Pair("sigops", nSigOps));
- }
- transactions.push_back(entry);
- }
- Object aux;
- aux.push_back(Pair("flags", HexStr(COINBASE_FLAGS.begin(), COINBASE_FLAGS.end())));
- uint256 hashTarget = CBigNum().SetCompact(pblock->nBits).getuint256();
- static Array aMutable;
- if (aMutable.empty())
- {
- aMutable.push_back("time");
- aMutable.push_back("transactions");
- aMutable.push_back("prevblock");
- }
- Object result;
- result.push_back(Pair("version", pblock->nVersion));
- result.push_back(Pair("previousblockhash", pblock->hashPrevBlock.GetHex()));
- result.push_back(Pair("transactions", transactions));
- result.push_back(Pair("coinbaseaux", aux));
- if (pblock->vtx[0].vout.size() > 1)
- {
- const CTxOut& txout = pblock->vtx[0].vout[1];
- Object script;
- ScriptPubKeyToJSON(txout.scriptPubKey, script, true);
- result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue + (int64_t)pblock->vtx[0].vout[1].nValue));
- result.push_back(Pair("proofoftx", (int64_t)pblock->vtx[0].vout[1].nValue));
- result.push_back(Pair("proofoftxwinner", script));
- }
- else
- {
- result.push_back(Pair("coinbasevalue", (int64_t)pblock->vtx[0].vout[0].nValue));
- result.push_back(Pair("proofoftx", (int64_t)0));
- result.push_back(Pair("proofoftxwinner", 0));
- }
- 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", (int64_t)pblock->nTime));
- result.push_back(Pair("bits", HexBits(pblock->nBits)));
- result.push_back(Pair("height", (int64_t)(pindexPrev->nHeight+1)));
- return result;
- }
- Value submitblock(const Array& params, bool fHelp)
- {
- if (fHelp || params.size() < 1 || params.size() > 2)
- throw runtime_error(
- "submitblock <hex data> [optional-params-obj]\n"
- "[optional-params-obj] parameter is currently ignored.\n"
- "Attempts to submit new block to network.\n");
- vector<unsigned char> blockData(ParseHex(params[0].get_str()));
- CDataStream ssBlock(blockData, SER_NETWORK, PROTOCOL_VERSION);
- CBlock block;
- try {
- ssBlock >> block;
- }
- catch (std::exception &e) {
- throw JSONRPCError(RPC_DESERIALIZATION_ERROR, "Block decode failed");
- }
- bool fAccepted = ProcessBlock(NULL, &block);
- if (!fAccepted)
- return "rejected";
- return Value::null;
- }
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