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Differential D6259 Diff 20625 src/interfaces/chain.cpp

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src/interfaces/chain.cpp

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#include <memory> #include <memory>
#include <utility> #include <utility>
namespace interfaces { namespace interfaces {
namespace { namespace {
class LockImpl : public Chain::Lock, public UniqueLock<RecursiveMutex> { class LockImpl : public Chain::Lock, public UniqueLock<RecursiveMutex> {
Optional<int> getHeight() override { Optional<int> getHeight() override {
LockAnnotation lock(::cs_main);
int height = ::ChainActive().Height(); int height = ::ChainActive().Height();
if (height >= 0) { if (height >= 0) {
return height; return height;
} }
return nullopt; return nullopt;
} }
Optional<int> getBlockHeight(const BlockHash &hash) override { Optional<int> getBlockHeight(const BlockHash &hash) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = LookupBlockIndex(hash); CBlockIndex *block = LookupBlockIndex(hash);
if (block && ::ChainActive().Contains(block)) { if (block && ::ChainActive().Contains(block)) {
return block->nHeight; return block->nHeight;
} }
return nullopt; return nullopt;
} }
int getBlockDepth(const BlockHash &hash) override { int getBlockDepth(const BlockHash &hash) override {
const Optional<int> tip_height = getHeight(); const Optional<int> tip_height = getHeight();
const Optional<int> height = getBlockHeight(hash); const Optional<int> height = getBlockHeight(hash);
return tip_height && height ? *tip_height - *height + 1 : 0; return tip_height && height ? *tip_height - *height + 1 : 0;
} }
BlockHash getBlockHash(int height) override { BlockHash getBlockHash(int height) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = ::ChainActive()[height]; CBlockIndex *block = ::ChainActive()[height];
assert(block != nullptr); assert(block != nullptr);
return block->GetBlockHash(); return block->GetBlockHash();
} }
int64_t getBlockTime(int height) override { int64_t getBlockTime(int height) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = ::ChainActive()[height]; CBlockIndex *block = ::ChainActive()[height];
assert(block != nullptr); assert(block != nullptr);
return block->GetBlockTime(); return block->GetBlockTime();
} }
int64_t getBlockMedianTimePast(int height) override { int64_t getBlockMedianTimePast(int height) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = ::ChainActive()[height]; CBlockIndex *block = ::ChainActive()[height];
assert(block != nullptr); assert(block != nullptr);
return block->GetMedianTimePast(); return block->GetMedianTimePast();
} }
bool haveBlockOnDisk(int height) override { bool haveBlockOnDisk(int height) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = ::ChainActive()[height]; CBlockIndex *block = ::ChainActive()[height];
return block && (block->nStatus.hasData() != 0) && block->nTx > 0; return block && (block->nStatus.hasData() != 0) && block->nTx > 0;
} }
Optional<int> Optional<int>
findFirstBlockWithTimeAndHeight(int64_t time, int height, findFirstBlockWithTimeAndHeight(int64_t time, int height,
BlockHash *hash) override { BlockHash *hash) override {
LockAnnotation lock(::cs_main);
CBlockIndex *block = CBlockIndex *block =
::ChainActive().FindEarliestAtLeast(time, height); ::ChainActive().FindEarliestAtLeast(time, height);
if (block) { if (block) {
if (hash) { if (hash) {
*hash = block->GetBlockHash(); *hash = block->GetBlockHash();
} }
return block->nHeight; return block->nHeight;
} }
return nullopt; return nullopt;
} }
Optional<int> findPruned(int start_height, Optional<int> findPruned(int start_height,
Optional<int> stop_height) override { Optional<int> stop_height) override {
LockAnnotation lock(::cs_main);
if (::fPruneMode) { if (::fPruneMode) {
CBlockIndex *block = stop_height ? ::ChainActive()[*stop_height] CBlockIndex *block = stop_height ? ::ChainActive()[*stop_height]
: ::ChainActive().Tip(); : ::ChainActive().Tip();
while (block && block->nHeight >= start_height) { while (block && block->nHeight >= start_height) {
if (block->nStatus.hasData() == 0) { if (block->nStatus.hasData() == 0) {
return block->nHeight; return block->nHeight;
} }
block = block->pprev; block = block->pprev;
} }
} }
return nullopt; return nullopt;
} }
Optional<int> findFork(const BlockHash &hash, Optional<int> findFork(const BlockHash &hash,
Optional<int> *height) override { Optional<int> *height) override {
LockAnnotation lock(::cs_main);
const CBlockIndex *block = LookupBlockIndex(hash); const CBlockIndex *block = LookupBlockIndex(hash);
const CBlockIndex *fork = const CBlockIndex *fork =
block ? ::ChainActive().FindFork(block) : nullptr; block ? ::ChainActive().FindFork(block) : nullptr;
if (height) { if (height) {
if (block) { if (block) {
*height = block->nHeight; *height = block->nHeight;
} else { } else {
height->reset(); height->reset();
} }
} }
if (fork) { if (fork) {
return fork->nHeight; return fork->nHeight;
} }
return nullopt; return nullopt;
} }
CBlockLocator getTipLocator() override { CBlockLocator getTipLocator() override {
LockAnnotation lock(::cs_main);
return ::ChainActive().GetLocator(); return ::ChainActive().GetLocator();
} }
Optional<int> findLocatorFork(const CBlockLocator &locator) override { Optional<int> findLocatorFork(const CBlockLocator &locator) override {
LockAnnotation lock(::cs_main); LockAnnotation lock(::cs_main);
if (CBlockIndex *fork = if (CBlockIndex *fork =
FindForkInGlobalIndex(::ChainActive(), locator)) { FindForkInGlobalIndex(::ChainActive(), locator)) {
return fork->nHeight; return fork->nHeight;
} }
Show All 10 Lines class LockImpl : public Chain::Lock, public UniqueLock<RecursiveMutex> {
CValidationState &state) override { CValidationState &state) override {
LockAnnotation lock(::cs_main); LockAnnotation lock(::cs_main);
return AcceptToMemoryPool(config, ::g_mempool, state, tx, return AcceptToMemoryPool(config, ::g_mempool, state, tx,
nullptr /* missing inputs */, nullptr /* missing inputs */,
false /* bypass limits */, absurd_fee); false /* bypass limits */, absurd_fee);
} }
using UniqueLock::UniqueLock; using UniqueLock::UniqueLock;
}; }; // namespace interfaces
class NotificationsHandlerImpl : public Handler, CValidationInterface { class NotificationsHandlerImpl : public Handler, CValidationInterface {
public: public:
explicit NotificationsHandlerImpl(Chain &chain, explicit NotificationsHandlerImpl(Chain &chain,
Chain::Notifications &notifications) Chain::Notifications &notifications)
: m_chain(chain), m_notifications(&notifications) { : m_chain(chain), m_notifications(&notifications) {
RegisterValidationInterface(this); RegisterValidationInterface(this);
} }
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