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Use big endian inversed height in BuildInversedHeightKey

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Otherwise keys are not properly sorted.
This commit is contained in:
Alexander Block 2019-04-05 13:39:29 +02:00
parent 53656b3e82
commit 4b9f6cd3a9
1 changed files with 5 additions and 4 deletions
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9
src/llmq/quorums_blockprocessor.cpp
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@ -25,7 +25,7 @@ CQuorumBlockProcessor* quorumBlockProcessor;
static const std::string DB_MINED_COMMITMENT = "q_mc";
static const std::string DB_MINED_COMMITMENT_BY_INVERSED_HEIGHT = "q_mcih";
static const std::string DB_BEST_BLOCK_UPGRADE = "q_bbu";
static const std::string DB_BEST_BLOCK_UPGRADE = "q_bbu2";
void CQuorumBlockProcessor::ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStream& vRecv, CConnman& connman)
{
@ -168,9 +168,10 @@ bool CQuorumBlockProcessor::ProcessBlock(const CBlock& block, const CBlockIndex*
// We store a mapping from minedHeight->quorumHeight in the DB
// minedHeight is inversed so that entries are traversable in reversed order
static std::tuple<std::string, uint8_t, int> BuildInversedHeightKey(Consensus::LLMQType llmqType, int nMinedHeight)
static std::tuple<std::string, uint8_t, uint32_t> BuildInversedHeightKey(Consensus::LLMQType llmqType, int nMinedHeight)
{
return std::make_tuple(DB_MINED_COMMITMENT_BY_INVERSED_HEIGHT, (uint8_t)llmqType, std::numeric_limits<int>::max() - nMinedHeight);
// nMinedHeight must be converted to big endian to make it comparable when serialized
return std::make_tuple(DB_MINED_COMMITMENT_BY_INVERSED_HEIGHT, (uint8_t)llmqType, htobe32(std::numeric_limits<uint32_t>::max() - nMinedHeight));
}
bool CQuorumBlockProcessor::ProcessCommitment(int nHeight, const uint256& blockHash, const CFinalCommitment& qc, CValidationState& state)
@ -422,7 +423,7 @@ std::vector<const CBlockIndex*> CQuorumBlockProcessor::GetMinedCommitmentsUntilB
break;
}
int nMinedHeight = std::numeric_limits<int>::max() - std::get<2>(curKey);
uint32_t nMinedHeight = std::numeric_limits<uint32_t>::max() - be32toh(std::get<2>(curKey));
if (nMinedHeight > pindex->nHeight) {
break;
}