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move-only: Move CBlockIndexWorkComparator to blockstorage

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...it's declared in blockstorage.h
This commit is contained in:
Carl Dong 2022-03-15 19:17:36 -04:00
parent c600ee3816
commit 12eb05df63
2 changed files with 19 additions and 18 deletions
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19
src/node/blockstorage.cpp
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@ -28,6 +28,25 @@ bool fHavePruned = false;
bool fPruneMode = false;
uint64_t nPruneTarget = 0;
bool CBlockIndexWorkComparator::operator()(const CBlockIndex* pa, const CBlockIndex* pb) const
{
// First sort by most total work, ...
if (pa->nChainWork > pb->nChainWork) return false;
if (pa->nChainWork < pb->nChainWork) return true;
// ... then by earliest time received, ...
if (pa->nSequenceId < pb->nSequenceId) return false;
if (pa->nSequenceId > pb->nSequenceId) return true;
// Use pointer address as tie breaker (should only happen with blocks
// loaded from disk, as those all have id 0).
if (pa < pb) return false;
if (pa > pb) return true;
// Identical blocks.
return false;
}
static FILE* OpenUndoFile(const FlatFilePos& pos, bool fReadOnly = false);
static FlatFileSeq BlockFileSeq();
static FlatFileSeq UndoFileSeq();