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refactor: replace isPotentialtip/waitForNotifications by higher method

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Add GUARDED_BY(cs_wallet) annotation to m_last_block_processed, given
that its now guarded by cs_wallet instead of cs_main
This commit is contained in:
Antoine Riard
2019-04-18 08:21:35 -04:00
parent edfe9438ca
commit 422677963a
4 changed files with 19 additions and 37 deletions
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17
src/interfaces/chain.cpp
View File

@@ -136,12 +136,6 @@ class LockImpl : public Chain::Lock
}
return nullopt;
}
bool isPotentialTip(const uint256& hash) override
{
if (::chainActive.Tip()->GetBlockHash() == hash) return true;
CBlockIndex* block = LookupBlockIndex(hash);
return block && block->GetAncestor(::chainActive.Height()) == ::chainActive.Tip();
}
CBlockLocator getTipLocator() override { return ::chainActive.GetLocator(); }
Optional<int> findLocatorFork(const CBlockLocator& locator) override
{
@@ -358,7 +352,16 @@ public:
{
return MakeUnique<NotificationsHandlerImpl>(*this, notifications);
}
void waitForNotifications() override { SyncWithValidationInterfaceQueue(); }
void waitForNotificationsIfNewBlocksConnected(const uint256& old_tip) override
{
if (!old_tip.IsNull()) {
LOCK(::cs_main);
if (old_tip == ::chainActive.Tip()->GetBlockHash()) return;
CBlockIndex* block = LookupBlockIndex(old_tip);
if (block && block->GetAncestor(::chainActive.Height()) == ::chainActive.Tip()) return;
}
SyncWithValidationInterfaceQueue();
}
std::unique_ptr<Handler> handleRpc(const CRPCCommand& command) override
{
return MakeUnique<RpcHandlerImpl>(command);

17
src/interfaces/chain.h
View File

@@ -43,12 +43,6 @@ class Wallet;
//! asynchronously
//! (https://github.com/bitcoin/bitcoin/pull/10973#issuecomment-380101269).
//!
//! * The isPotentialTip() and waitForNotifications() methods are too low-level
//! and should be replaced with a higher level
//! waitForNotificationsUpTo(block_hash) method that the wallet can call
//! instead
//! (https://github.com/bitcoin/bitcoin/pull/10973#discussion_r266995234).
//!
//! * The relayTransactions() and submitToMemoryPool() methods could be replaced
//! with a higher-level broadcastTransaction method
//! (https://github.com/bitcoin/bitcoin/pull/14978#issuecomment-459373984).
@@ -132,11 +126,6 @@ public:
//! information is desired).
virtual Optional<int> findFork(const uint256& hash, Optional<int>* height) = 0;
//! Return true if block hash points to the current chain tip, or to a
//! possible descendant of the current chain tip that isn't currently
//! connected.
virtual bool isPotentialTip(const uint256& hash) = 0;
//! Get locator for the current chain tip.
virtual CBlockLocator getTipLocator() = 0;
@@ -271,8 +260,10 @@ public:
//! Register handler for notifications.
virtual std::unique_ptr<Handler> handleNotifications(Notifications& notifications) = 0;
//! Wait for pending notifications to be handled.
virtual void waitForNotifications() = 0;
//! Wait for pending notifications to be processed unless block hash points to the current
//! chain tip, or to a possible descendant of the current chain tip that isn't currently
//! connected.
virtual void waitForNotificationsIfNewBlocksConnected(const uint256& old_tip) = 0;
//! Register handler for RPC. Command is not copied, so reference
//! needs to remain valid until Handler is disconnected.