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Add a CValidationInterface::TransactionRemovedFromMempool

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This is currently unused, but will by used by wallet to cache when
transactions are in the mempool, obviating the need for calls to
mempool from CWalletTx::InMempool()
This commit is contained in:
Matt Corallo
2017-01-20 15:08:14 -05:00
parent 326a5652e0
commit a7d3936de8
4 changed files with 42 additions and 0 deletions
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19
src/validationinterface.cpp
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@@ -9,6 +9,7 @@
#include "primitives/block.h"
#include "scheduler.h"
#include "sync.h"
#include "txmempool.h"
#include "util.h"
#include <list>
@@ -21,6 +22,7 @@ struct MainSignalsInstance {
boost::signals2::signal<void (const CTransactionRef &)> TransactionAddedToMempool;
boost::signals2::signal<void (const std::shared_ptr<const CBlock> &, const CBlockIndex *pindex, const std::vector<CTransactionRef>&)> BlockConnected;
boost::signals2::signal<void (const std::shared_ptr<const CBlock> &)> BlockDisconnected;
boost::signals2::signal<void (const CTransactionRef &)> TransactionRemovedFromMempool;
boost::signals2::signal<void (const CBlockLocator &)> SetBestChain;
boost::signals2::signal<void (const uint256 &)> Inventory;
boost::signals2::signal<void (int64_t nBestBlockTime, CConnman* connman)> Broadcast;
@@ -50,6 +52,14 @@ void CMainSignals::FlushBackgroundCallbacks() {
m_internals->m_schedulerClient.EmptyQueue();
}
void CMainSignals::RegisterWithMempoolSignals(CTxMemPool& pool) {
pool.NotifyEntryRemoved.connect(boost::bind(&CMainSignals::MempoolEntryRemoved, this, _1, _2));
}
void CMainSignals::UnregisterWithMempoolSignals(CTxMemPool& pool) {
pool.NotifyEntryRemoved.disconnect(boost::bind(&CMainSignals::MempoolEntryRemoved, this, _1, _2));
}
CMainSignals& GetMainSignals()
{
return g_signals;
@@ -60,6 +70,7 @@ void RegisterValidationInterface(CValidationInterface* pwalletIn) {
g_signals.m_internals->TransactionAddedToMempool.connect(boost::bind(&CValidationInterface::TransactionAddedToMempool, pwalletIn, _1));
g_signals.m_internals->BlockConnected.connect(boost::bind(&CValidationInterface::BlockConnected, pwalletIn, _1, _2, _3));
g_signals.m_internals->BlockDisconnected.connect(boost::bind(&CValidationInterface::BlockDisconnected, pwalletIn, _1));
g_signals.m_internals->TransactionRemovedFromMempool.connect(boost::bind(&CValidationInterface::TransactionRemovedFromMempool, pwalletIn, _1));
g_signals.m_internals->SetBestChain.connect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1));
g_signals.m_internals->Inventory.connect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1));
g_signals.m_internals->Broadcast.connect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2));
@@ -75,6 +86,7 @@ void UnregisterValidationInterface(CValidationInterface* pwalletIn) {
g_signals.m_internals->TransactionAddedToMempool.disconnect(boost::bind(&CValidationInterface::TransactionAddedToMempool, pwalletIn, _1));
g_signals.m_internals->BlockConnected.disconnect(boost::bind(&CValidationInterface::BlockConnected, pwalletIn, _1, _2, _3));
g_signals.m_internals->BlockDisconnected.disconnect(boost::bind(&CValidationInterface::BlockDisconnected, pwalletIn, _1));
g_signals.m_internals->TransactionRemovedFromMempool.disconnect(boost::bind(&CValidationInterface::TransactionRemovedFromMempool, pwalletIn, _1));
g_signals.m_internals->UpdatedBlockTip.disconnect(boost::bind(&CValidationInterface::UpdatedBlockTip, pwalletIn, _1, _2, _3));
g_signals.m_internals->NewPoWValidBlock.disconnect(boost::bind(&CValidationInterface::NewPoWValidBlock, pwalletIn, _1, _2));
}
@@ -87,10 +99,17 @@ void UnregisterAllValidationInterfaces() {
g_signals.m_internals->TransactionAddedToMempool.disconnect_all_slots();
g_signals.m_internals->BlockConnected.disconnect_all_slots();
g_signals.m_internals->BlockDisconnected.disconnect_all_slots();
g_signals.m_internals->TransactionRemovedFromMempool.disconnect_all_slots();
g_signals.m_internals->UpdatedBlockTip.disconnect_all_slots();
g_signals.m_internals->NewPoWValidBlock.disconnect_all_slots();
}
void CMainSignals::MempoolEntryRemoved(CTransactionRef ptx, MemPoolRemovalReason reason) {
if (reason != MemPoolRemovalReason::BLOCK && reason != MemPoolRemovalReason::CONFLICT) {
m_internals->TransactionRemovedFromMempool(ptx);
}
}
void CMainSignals::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {
m_internals->UpdatedBlockTip(pindexNew, pindexFork, fInitialDownload);
}