diff options
Diffstat (limited to 'src/main.cpp')
-rw-r--r-- | src/main.cpp | 87 |
1 files changed, 45 insertions, 42 deletions
diff --git a/src/main.cpp b/src/main.cpp index 263421aea4..7b84ab7ba1 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1682,9 +1682,9 @@ bool GetTransaction(const uint256 &hash, CTransaction &txOut, const Consensus::P if (pindexSlow) { CBlock block; if (ReadBlockFromDisk(block, pindexSlow, consensusParams)) { - BOOST_FOREACH(const CTransaction &tx, block.vtx) { - if (tx.GetHash() == hash) { - txOut = tx; + for (const auto& tx : block.vtx) { + if (tx->GetHash() == hash) { + txOut = *tx; hashBlock = pindexSlow->GetBlockHash(); return true; } @@ -2223,7 +2223,7 @@ bool DisconnectBlock(const CBlock& block, CValidationState& state, const CBlockI // undo transactions in reverse order for (int i = block.vtx.size() - 1; i >= 0; i--) { - const CTransaction &tx = block.vtx[i]; + const CTransaction &tx = *(block.vtx[i]); uint256 hash = tx.GetHash(); // Check that all outputs are available and match the outputs in the block itself @@ -2417,8 +2417,8 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin fEnforceBIP30 = fEnforceBIP30 && (!pindexBIP34height || !(pindexBIP34height->GetBlockHash() == chainparams.GetConsensus().BIP34Hash)); if (fEnforceBIP30) { - BOOST_FOREACH(const CTransaction& tx, block.vtx) { - const CCoins* coins = view.AccessCoins(tx.GetHash()); + for (const auto& tx : block.vtx) { + const CCoins* coins = view.AccessCoins(tx->GetHash()); if (coins && !coins->IsPruned()) return state.DoS(100, error("ConnectBlock(): tried to overwrite transaction"), REJECT_INVALID, "bad-txns-BIP30"); @@ -2474,7 +2474,7 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin txdata.reserve(block.vtx.size()); // Required so that pointers to individual PrecomputedTransactionData don't get invalidated for (unsigned int i = 0; i < block.vtx.size(); i++) { - const CTransaction &tx = block.vtx[i]; + const CTransaction &tx = *(block.vtx[i]); nInputs += tx.vin.size(); @@ -2544,10 +2544,10 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin LogPrint("bench", " - Connect %u transactions: %.2fms (%.3fms/tx, %.3fms/txin) [%.2fs]\n", (unsigned)block.vtx.size(), 0.001 * (nTime3 - nTime2), 0.001 * (nTime3 - nTime2) / block.vtx.size(), nInputs <= 1 ? 0 : 0.001 * (nTime3 - nTime2) / (nInputs-1), nTimeConnect * 0.000001); CAmount blockReward = nFees + GetBlockSubsidy(pindex->nHeight, chainparams.GetConsensus()); - if (block.vtx[0].GetValueOut() > blockReward) + if (block.vtx[0]->GetValueOut() > blockReward) return state.DoS(100, error("ConnectBlock(): coinbase pays too much (actual=%d vs limit=%d)", - block.vtx[0].GetValueOut(), blockReward), + block.vtx[0]->GetValueOut(), blockReward), REJECT_INVALID, "bad-cb-amount"); if (!control.Wait()) @@ -2590,7 +2590,7 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin // Watch for changes to the previous coinbase transaction. static uint256 hashPrevBestCoinBase; GetMainSignals().UpdatedTransaction(hashPrevBestCoinBase); - hashPrevBestCoinBase = block.vtx[0].GetHash(); + hashPrevBestCoinBase = block.vtx[0]->GetHash(); // Erase orphan transactions include or precluded by this block if (vOrphanErase.size()) { @@ -2807,7 +2807,8 @@ bool static DisconnectTip(CValidationState& state, const CChainParams& chainpara if (!fBare) { // Resurrect mempool transactions from the disconnected block. std::vector<uint256> vHashUpdate; - BOOST_FOREACH(const CTransaction &tx, block.vtx) { + for (const auto& it : block.vtx) { + const CTransaction& tx = *it; // ignore validation errors in resurrected transactions CValidationState stateDummy; if (tx.IsCoinBase() || !AcceptToMemoryPool(mempool, stateDummy, tx, false, NULL, true)) { @@ -2828,8 +2829,8 @@ bool static DisconnectTip(CValidationState& state, const CChainParams& chainpara UpdateTip(pindexDelete->pprev, chainparams); // Let wallets know transactions went from 1-confirmed to // 0-confirmed or conflicted: - BOOST_FOREACH(const CTransaction &tx, block.vtx) { - GetMainSignals().SyncTransaction(tx, pindexDelete->pprev, CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK); + for (const auto& tx : block.vtx) { + GetMainSignals().SyncTransaction(*tx, pindexDelete->pprev, CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK); } return true; } @@ -2844,7 +2845,7 @@ static int64_t nTimePostConnect = 0; * Connect a new block to chainActive. pblock is either NULL or a pointer to a CBlock * corresponding to pindexNew, to bypass loading it again from disk. */ -bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const CBlock* pblock, std::vector<std::shared_ptr<const CTransaction>> &txConflicted, std::vector<std::tuple<CTransaction,CBlockIndex*,int>> &txChanged) +bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexNew, const CBlock* pblock, std::vector<std::shared_ptr<const CTransaction>> &txConflicted, std::vector<std::tuple<std::shared_ptr<const CTransaction>,CBlockIndex*,int>> &txChanged) { assert(pindexNew->pprev == chainActive.Tip()); // Read block from disk. @@ -2884,7 +2885,7 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams, // Update chainActive & related variables. UpdateTip(pindexNew, chainparams); - for(unsigned int i=0; i < pblock->vtx.size(); i++) + for (unsigned int i=0; i < pblock->vtx.size(); i++) txChanged.emplace_back(pblock->vtx[i], pindexNew, i); int64_t nTime6 = GetTimeMicros(); nTimePostConnect += nTime6 - nTime5; nTimeTotal += nTime6 - nTime1; @@ -2967,7 +2968,7 @@ static void PruneBlockIndexCandidates() { * Try to make some progress towards making pindexMostWork the active block. * pblock is either NULL or a pointer to a CBlock corresponding to pindexMostWork. */ -static bool ActivateBestChainStep(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexMostWork, const CBlock* pblock, bool& fInvalidFound, std::vector<std::shared_ptr<const CTransaction>>& txConflicted, std::vector<std::tuple<CTransaction,CBlockIndex*,int>>& txChanged) +static bool ActivateBestChainStep(CValidationState& state, const CChainParams& chainparams, CBlockIndex* pindexMostWork, const CBlock* pblock, bool& fInvalidFound, std::vector<std::shared_ptr<const CTransaction>>& txConflicted, std::vector<std::tuple<std::shared_ptr<const CTransaction>,CBlockIndex*,int>>& txChanged) { AssertLockHeld(cs_main); const CBlockIndex *pindexOldTip = chainActive.Tip(); @@ -3068,7 +3069,7 @@ static void NotifyHeaderTip() { bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, const CBlock *pblock) { CBlockIndex *pindexMostWork = NULL; CBlockIndex *pindexNewTip = NULL; - std::vector<std::tuple<CTransaction,CBlockIndex*,int>> txChanged; + std::vector<std::tuple<std::shared_ptr<const CTransaction>,CBlockIndex*,int>> txChanged; if (pblock) txChanged.reserve(pblock->vtx.size()); do { @@ -3109,13 +3110,13 @@ bool ActivateBestChain(CValidationState &state, const CChainParams& chainparams, // throw all transactions though the signal-interface // while _not_ holding the cs_main lock - for(std::shared_ptr<const CTransaction> tx : txConflicted) + for (const auto& tx : txConflicted) { GetMainSignals().SyncTransaction(*tx, pindexNewTip, CMainSignals::SYNC_TRANSACTION_NOT_IN_BLOCK); } // ... and about transactions that got confirmed: - for(unsigned int i = 0; i < txChanged.size(); i++) - GetMainSignals().SyncTransaction(std::get<0>(txChanged[i]), std::get<1>(txChanged[i]), std::get<2>(txChanged[i])); + for (unsigned int i = 0; i < txChanged.size(); i++) + GetMainSignals().SyncTransaction(*std::get<0>(txChanged[i]), std::get<1>(txChanged[i]), std::get<2>(txChanged[i])); // Notify external listeners about the new tip. GetMainSignals().UpdatedBlockTip(pindexNewTip, pindexFork, fInitialDownload); @@ -3454,22 +3455,22 @@ bool CheckBlock(const CBlock& block, CValidationState& state, const Consensus::P return state.DoS(100, false, REJECT_INVALID, "bad-blk-length", false, "size limits failed"); // First transaction must be coinbase, the rest must not be - if (block.vtx.empty() || !block.vtx[0].IsCoinBase()) + if (block.vtx.empty() || !block.vtx[0]->IsCoinBase()) return state.DoS(100, false, REJECT_INVALID, "bad-cb-missing", false, "first tx is not coinbase"); for (unsigned int i = 1; i < block.vtx.size(); i++) - if (block.vtx[i].IsCoinBase()) + if (block.vtx[i]->IsCoinBase()) return state.DoS(100, false, REJECT_INVALID, "bad-cb-multiple", false, "more than one coinbase"); // Check transactions for (const auto& tx : block.vtx) - if (!CheckTransaction(tx, state, false)) + if (!CheckTransaction(*tx, state, false)) return state.Invalid(false, state.GetRejectCode(), state.GetRejectReason(), - strprintf("Transaction check failed (tx hash %s) %s", tx.GetHash().ToString(), state.GetDebugMessage())); + strprintf("Transaction check failed (tx hash %s) %s", tx->GetHash().ToString(), state.GetDebugMessage())); unsigned int nSigOps = 0; for (const auto& tx : block.vtx) { - nSigOps += GetLegacySigOpCount(tx); + nSigOps += GetLegacySigOpCount(*tx); } if (nSigOps * WITNESS_SCALE_FACTOR > MAX_BLOCK_SIGOPS_COST) return state.DoS(100, false, REJECT_INVALID, "bad-blk-sigops", false, "out-of-bounds SigOpCount"); @@ -3505,8 +3506,8 @@ bool IsWitnessEnabled(const CBlockIndex* pindexPrev, const Consensus::Params& pa static int GetWitnessCommitmentIndex(const CBlock& block) { int commitpos = -1; - for (size_t o = 0; o < block.vtx[0].vout.size(); o++) { - if (block.vtx[0].vout[o].scriptPubKey.size() >= 38 && block.vtx[0].vout[o].scriptPubKey[0] == OP_RETURN && block.vtx[0].vout[o].scriptPubKey[1] == 0x24 && block.vtx[0].vout[o].scriptPubKey[2] == 0xaa && block.vtx[0].vout[o].scriptPubKey[3] == 0x21 && block.vtx[0].vout[o].scriptPubKey[4] == 0xa9 && block.vtx[0].vout[o].scriptPubKey[5] == 0xed) { + for (size_t o = 0; o < block.vtx[0]->vout.size(); o++) { + if (block.vtx[0]->vout[o].scriptPubKey.size() >= 38 && block.vtx[0]->vout[o].scriptPubKey[0] == OP_RETURN && block.vtx[0]->vout[o].scriptPubKey[1] == 0x24 && block.vtx[0]->vout[o].scriptPubKey[2] == 0xaa && block.vtx[0]->vout[o].scriptPubKey[3] == 0x21 && block.vtx[0]->vout[o].scriptPubKey[4] == 0xa9 && block.vtx[0]->vout[o].scriptPubKey[5] == 0xed) { commitpos = o; } } @@ -3517,10 +3518,12 @@ void UpdateUncommittedBlockStructures(CBlock& block, const CBlockIndex* pindexPr { int commitpos = GetWitnessCommitmentIndex(block); static const std::vector<unsigned char> nonce(32, 0x00); - if (commitpos != -1 && IsWitnessEnabled(pindexPrev, consensusParams) && block.vtx[0].wit.IsEmpty()) { - block.vtx[0].wit.vtxinwit.resize(1); - block.vtx[0].wit.vtxinwit[0].scriptWitness.stack.resize(1); - block.vtx[0].wit.vtxinwit[0].scriptWitness.stack[0] = nonce; + if (commitpos != -1 && IsWitnessEnabled(pindexPrev, consensusParams) && block.vtx[0]->wit.IsEmpty()) { + CMutableTransaction tx(*block.vtx[0]); + tx.wit.vtxinwit.resize(1); + tx.wit.vtxinwit[0].scriptWitness.stack.resize(1); + tx.wit.vtxinwit[0].scriptWitness.stack[0] = nonce; + block.vtx[0] = std::make_shared<const CTransaction>(std::move(tx)); } } @@ -3530,7 +3533,7 @@ std::vector<unsigned char> GenerateCoinbaseCommitment(CBlock& block, const CBloc int commitpos = GetWitnessCommitmentIndex(block); bool fHaveWitness = false; for (size_t t = 1; t < block.vtx.size(); t++) { - if (!block.vtx[t].wit.IsNull()) { + if (!block.vtx[t]->wit.IsNull()) { fHaveWitness = true; break; } @@ -3551,8 +3554,8 @@ std::vector<unsigned char> GenerateCoinbaseCommitment(CBlock& block, const CBloc out.scriptPubKey[5] = 0xed; memcpy(&out.scriptPubKey[6], witnessroot.begin(), 32); commitment = std::vector<unsigned char>(out.scriptPubKey.begin(), out.scriptPubKey.end()); - const_cast<std::vector<CTxOut>*>(&block.vtx[0].vout)->push_back(out); - block.vtx[0].UpdateHash(); + const_cast<std::vector<CTxOut>*>(&block.vtx[0]->vout)->push_back(out); + block.vtx[0]->UpdateHash(); } } UpdateUncommittedBlockStructures(block, pindexPrev, consensusParams); @@ -3601,7 +3604,7 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co // Check that all transactions are finalized for (const auto& tx : block.vtx) { - if (!IsFinalTx(tx, nHeight, nLockTimeCutoff)) { + if (!IsFinalTx(*tx, nHeight, nLockTimeCutoff)) { return state.DoS(10, false, REJECT_INVALID, "bad-txns-nonfinal", false, "non-final transaction"); } } @@ -3610,8 +3613,8 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co if (nHeight >= consensusParams.BIP34Height) { CScript expect = CScript() << nHeight; - if (block.vtx[0].vin[0].scriptSig.size() < expect.size() || - !std::equal(expect.begin(), expect.end(), block.vtx[0].vin[0].scriptSig.begin())) { + if (block.vtx[0]->vin[0].scriptSig.size() < expect.size() || + !std::equal(expect.begin(), expect.end(), block.vtx[0]->vin[0].scriptSig.begin())) { return state.DoS(100, false, REJECT_INVALID, "bad-cb-height", false, "block height mismatch in coinbase"); } } @@ -3633,11 +3636,11 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co // The malleation check is ignored; as the transaction tree itself // already does not permit it, it is impossible to trigger in the // witness tree. - if (block.vtx[0].wit.vtxinwit.size() != 1 || block.vtx[0].wit.vtxinwit[0].scriptWitness.stack.size() != 1 || block.vtx[0].wit.vtxinwit[0].scriptWitness.stack[0].size() != 32) { + if (block.vtx[0]->wit.vtxinwit.size() != 1 || block.vtx[0]->wit.vtxinwit[0].scriptWitness.stack.size() != 1 || block.vtx[0]->wit.vtxinwit[0].scriptWitness.stack[0].size() != 32) { return state.DoS(100, false, REJECT_INVALID, "bad-witness-nonce-size", true, strprintf("%s : invalid witness nonce size", __func__)); } - CHash256().Write(hashWitness.begin(), 32).Write(&block.vtx[0].wit.vtxinwit[0].scriptWitness.stack[0][0], 32).Finalize(hashWitness.begin()); - if (memcmp(hashWitness.begin(), &block.vtx[0].vout[commitpos].scriptPubKey[6], 32)) { + CHash256().Write(hashWitness.begin(), 32).Write(&block.vtx[0]->wit.vtxinwit[0].scriptWitness.stack[0][0], 32).Finalize(hashWitness.begin()); + if (memcmp(hashWitness.begin(), &block.vtx[0]->vout[commitpos].scriptPubKey[6], 32)) { return state.DoS(100, false, REJECT_INVALID, "bad-witness-merkle-match", true, strprintf("%s : witness merkle commitment mismatch", __func__)); } fHaveWitness = true; @@ -3647,7 +3650,7 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, const Co // No witness data is allowed in blocks that don't commit to witness data, as this would otherwise leave room for spam if (!fHaveWitness) { for (size_t i = 0; i < block.vtx.size(); i++) { - if (!block.vtx[i].wit.IsNull()) { + if (!block.vtx[i]->wit.IsNull()) { return state.DoS(100, false, REJECT_INVALID, "unexpected-witness", true, strprintf("%s : unexpected witness data found", __func__)); } } @@ -4953,7 +4956,7 @@ void static ProcessGetData(CNode* pfrom, const Consensus::Params& consensusParam // however we MUST always provide at least what the remote peer needs typedef std::pair<unsigned int, uint256> PairType; BOOST_FOREACH(PairType& pair, merkleBlock.vMatchedTxn) - connman.PushMessageWithFlag(pfrom, SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, block.vtx[pair.first]); + connman.PushMessageWithFlag(pfrom, SERIALIZE_TRANSACTION_NO_WITNESS, NetMsgType::TX, *block.vtx[pair.first]); } // else // no response |