diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/rest.cpp | 38 | ||||
| -rw-r--r-- | src/txmempool.cpp | 2 | ||||
| -rw-r--r-- | src/txmempool.h | 2 |
3 files changed, 22 insertions, 20 deletions
diff --git a/src/rest.cpp b/src/rest.cpp index bbd8185355..5871b554a6 100644 --- a/src/rest.cpp +++ b/src/rest.cpp @@ -487,26 +487,28 @@ static bool rest_getutxos(HTTPRequest* req, const std::string& strURIPart) std::vector<bool> hits; bitmap.resize((vOutPoints.size() + 7) / 8); { - LOCK2(cs_main, mempool.cs); - - CCoinsView viewDummy; - CCoinsViewCache view(&viewDummy); - - CCoinsViewCache& viewChain = *pcoinsTip; - CCoinsViewMemPool viewMempool(&viewChain, mempool); - - if (fCheckMemPool) - view.SetBackend(viewMempool); // switch cache backend to db+mempool in case user likes to query mempool - - for (size_t i = 0; i < vOutPoints.size(); i++) { - bool hit = false; - Coin coin; - if (view.GetCoin(vOutPoints[i], coin) && !mempool.isSpent(vOutPoints[i])) { - hit = true; - outs.emplace_back(std::move(coin)); + auto process_utxos = [&vOutPoints, &outs, &hits](const CCoinsView& view, const CTxMemPool& mempool) { + for (const COutPoint& vOutPoint : vOutPoints) { + Coin coin; + bool hit = !mempool.isSpent(vOutPoint) && view.GetCoin(vOutPoint, coin); + hits.push_back(hit); + if (hit) outs.emplace_back(std::move(coin)); } + }; + + if (fCheckMemPool) { + // use db+mempool as cache backend in case user likes to query mempool + LOCK2(cs_main, mempool.cs); + CCoinsViewCache& viewChain = *pcoinsTip; + CCoinsViewMemPool viewMempool(&viewChain, mempool); + process_utxos(viewMempool, mempool); + } else { + LOCK(cs_main); // no need to lock mempool! + process_utxos(*pcoinsTip, CTxMemPool()); + } - hits.push_back(hit); + for (size_t i = 0; i < hits.size(); ++i) { + const bool hit = hits[i]; bitmapStringRepresentation.append(hit ? "1" : "0"); // form a binary string representation (human-readable for json output) bitmap[i / 8] |= ((uint8_t)hit) << (i % 8); } diff --git a/src/txmempool.cpp b/src/txmempool.cpp index d1edde284f..cc639288d3 100644 --- a/src/txmempool.cpp +++ b/src/txmempool.cpp @@ -339,7 +339,7 @@ CTxMemPool::CTxMemPool(CBlockPolicyEstimator* estimator) : nCheckFrequency = 0; } -bool CTxMemPool::isSpent(const COutPoint& outpoint) +bool CTxMemPool::isSpent(const COutPoint& outpoint) const { LOCK(cs); return mapNextTx.count(outpoint); diff --git a/src/txmempool.h b/src/txmempool.h index 08a3421015..699f6b554b 100644 --- a/src/txmempool.h +++ b/src/txmempool.h @@ -550,7 +550,7 @@ public: void _clear(); //lock free bool CompareDepthAndScore(const uint256& hasha, const uint256& hashb); void queryHashes(std::vector<uint256>& vtxid); - bool isSpent(const COutPoint& outpoint); + bool isSpent(const COutPoint& outpoint) const; unsigned int GetTransactionsUpdated() const; void AddTransactionsUpdated(unsigned int n); /** |