Make ValidationInterface signals-type-agnostic

(by hiding boost::signals stuff in the .cpp)

This allows us to give it a bit more intelligence as we move
forward, including routing some signals through CScheduler. While
the introduction of a "internals" pointer in the class is pretty
ugly, the fact that we no longer need to include boost/signals
directly from validationinterface.h is very much worth the loss.
This commit is contained in:
Matt Corallo
2017-01-19 16:17:14 -05:00
parent ff6a834fc3
commit 3a19fed9db
2 changed files with 117 additions and 53 deletions

View File

@@ -5,45 +5,99 @@
#include "validationinterface.h"
#include <boost/signals2/signal.hpp>
struct MainSignalsInstance {
boost::signals2::signal<void (const CBlockIndex *, const CBlockIndex *, bool fInitialDownload)> UpdatedBlockTip;
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 CBlockLocator &)> SetBestChain;
boost::signals2::signal<void (const uint256 &)> Inventory;
boost::signals2::signal<void (int64_t nBestBlockTime, CConnman* connman)> Broadcast;
boost::signals2::signal<void (const CBlock&, const CValidationState&)> BlockChecked;
boost::signals2::signal<void (const CBlockIndex *, const std::shared_ptr<const CBlock>&)> NewPoWValidBlock;
};
static CMainSignals g_signals;
CMainSignals::CMainSignals() {
m_internals.reset(new MainSignalsInstance());
}
CMainSignals& GetMainSignals()
{
return g_signals;
}
void RegisterValidationInterface(CValidationInterface* pwalletIn) {
g_signals.UpdatedBlockTip.connect(boost::bind(&CValidationInterface::UpdatedBlockTip, pwalletIn, _1, _2, _3));
g_signals.TransactionAddedToMempool.connect(boost::bind(&CValidationInterface::TransactionAddedToMempool, pwalletIn, _1));
g_signals.BlockConnected.connect(boost::bind(&CValidationInterface::BlockConnected, pwalletIn, _1, _2, _3));
g_signals.BlockDisconnected.connect(boost::bind(&CValidationInterface::BlockDisconnected, pwalletIn, _1));
g_signals.SetBestChain.connect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1));
g_signals.Inventory.connect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1));
g_signals.Broadcast.connect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2));
g_signals.BlockChecked.connect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2));
g_signals.NewPoWValidBlock.connect(boost::bind(&CValidationInterface::NewPoWValidBlock, pwalletIn, _1, _2));
g_signals.m_internals->UpdatedBlockTip.connect(boost::bind(&CValidationInterface::UpdatedBlockTip, pwalletIn, _1, _2, _3));
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->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));
g_signals.m_internals->BlockChecked.connect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2));
g_signals.m_internals->NewPoWValidBlock.connect(boost::bind(&CValidationInterface::NewPoWValidBlock, pwalletIn, _1, _2));
}
void UnregisterValidationInterface(CValidationInterface* pwalletIn) {
g_signals.BlockChecked.disconnect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2));
g_signals.Broadcast.disconnect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2));
g_signals.Inventory.disconnect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1));
g_signals.SetBestChain.disconnect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1));
g_signals.TransactionAddedToMempool.disconnect(boost::bind(&CValidationInterface::TransactionAddedToMempool, pwalletIn, _1));
g_signals.BlockConnected.disconnect(boost::bind(&CValidationInterface::BlockConnected, pwalletIn, _1, _2, _3));
g_signals.BlockDisconnected.disconnect(boost::bind(&CValidationInterface::BlockDisconnected, pwalletIn, _1));
g_signals.UpdatedBlockTip.disconnect(boost::bind(&CValidationInterface::UpdatedBlockTip, pwalletIn, _1, _2, _3));
g_signals.NewPoWValidBlock.disconnect(boost::bind(&CValidationInterface::NewPoWValidBlock, pwalletIn, _1, _2));
g_signals.m_internals->BlockChecked.disconnect(boost::bind(&CValidationInterface::BlockChecked, pwalletIn, _1, _2));
g_signals.m_internals->Broadcast.disconnect(boost::bind(&CValidationInterface::ResendWalletTransactions, pwalletIn, _1, _2));
g_signals.m_internals->Inventory.disconnect(boost::bind(&CValidationInterface::Inventory, pwalletIn, _1));
g_signals.m_internals->SetBestChain.disconnect(boost::bind(&CValidationInterface::SetBestChain, pwalletIn, _1));
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->UpdatedBlockTip.disconnect(boost::bind(&CValidationInterface::UpdatedBlockTip, pwalletIn, _1, _2, _3));
g_signals.m_internals->NewPoWValidBlock.disconnect(boost::bind(&CValidationInterface::NewPoWValidBlock, pwalletIn, _1, _2));
}
void UnregisterAllValidationInterfaces() {
g_signals.BlockChecked.disconnect_all_slots();
g_signals.Broadcast.disconnect_all_slots();
g_signals.Inventory.disconnect_all_slots();
g_signals.SetBestChain.disconnect_all_slots();
g_signals.TransactionAddedToMempool.disconnect_all_slots();
g_signals.BlockConnected.disconnect_all_slots();
g_signals.BlockDisconnected.disconnect_all_slots();
g_signals.UpdatedBlockTip.disconnect_all_slots();
g_signals.NewPoWValidBlock.disconnect_all_slots();
g_signals.m_internals->BlockChecked.disconnect_all_slots();
g_signals.m_internals->Broadcast.disconnect_all_slots();
g_signals.m_internals->Inventory.disconnect_all_slots();
g_signals.m_internals->SetBestChain.disconnect_all_slots();
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->UpdatedBlockTip.disconnect_all_slots();
g_signals.m_internals->NewPoWValidBlock.disconnect_all_slots();
}
void CMainSignals::UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {
m_internals->UpdatedBlockTip(pindexNew, pindexFork, fInitialDownload);
}
void CMainSignals::TransactionAddedToMempool(const CTransactionRef &ptx) {
m_internals->TransactionAddedToMempool(ptx);
}
void CMainSignals::BlockConnected(const std::shared_ptr<const CBlock> &pblock, const CBlockIndex *pindex, const std::vector<CTransactionRef>& vtxConflicted) {
m_internals->BlockConnected(pblock, pindex, vtxConflicted);
}
void CMainSignals::BlockDisconnected(const std::shared_ptr<const CBlock> &pblock) {
m_internals->BlockDisconnected(pblock);
}
void CMainSignals::SetBestChain(const CBlockLocator &locator) {
m_internals->SetBestChain(locator);
}
void CMainSignals::Inventory(const uint256 &hash) {
m_internals->Inventory(hash);
}
void CMainSignals::Broadcast(int64_t nBestBlockTime, CConnman* connman) {
m_internals->Broadcast(nBestBlockTime, connman);
}
void CMainSignals::BlockChecked(const CBlock& block, const CValidationState& state) {
m_internals->BlockChecked(block, state);
}
void CMainSignals::NewPoWValidBlock(const CBlockIndex *pindex, const std::shared_ptr<const CBlock> &block) {
m_internals->NewPoWValidBlock(pindex, block);
}