refactor: set const auto& cbTx to avoid using optional throughout method

This commit is contained in:
pasta 2024-11-19 13:33:14 -06:00 committed by Konstantin Akimov
parent 0c0d91e491
commit 3f2e064b18
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GPG Key ID: 2176C4A5D01EA524

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@ -342,13 +342,14 @@ bool CheckCbTxBestChainlock(const CBlock& block, const CBlockIndex* pindex,
if (!opt_cbTx) {
return state.Invalid(BlockValidationResult::BLOCK_CONSENSUS, "bad-cbtx-payload");
}
const auto& cbTx = *opt_cbTx;
if (opt_cbTx->nVersion < CCbTx::Version::CLSIG_AND_BALANCE) {
if (cbTx.nVersion < CCbTx::Version::CLSIG_AND_BALANCE) {
return true;
}
auto best_clsig = chainlock_handler.GetBestChainLock();
if (best_clsig.getHeight() == pindex->nHeight - 1 && opt_cbTx->bestCLHeightDiff == 0 && opt_cbTx->bestCLSignature == best_clsig.getSig()) {
if (best_clsig.getHeight() == pindex->nHeight - 1 && cbTx.bestCLHeightDiff == 0 && cbTx.bestCLSignature == best_clsig.getSig()) {
// matches our best clsig which still hold values for the previous block
return true;
}
@ -357,27 +358,27 @@ bool CheckCbTxBestChainlock(const CBlock& block, const CBlockIndex* pindex,
// If std::optional prevBlockCoinbaseChainlock is empty, then up to the previous block, coinbase Chainlock is null.
if (prevBlockCoinbaseChainlock.has_value()) {
// Previous block Coinbase has a non-null Chainlock: current block's Chainlock must be non-null and at least as new as the previous one
if (!opt_cbTx->bestCLSignature.IsValid()) {
if (!cbTx.bestCLSignature.IsValid()) {
// IsNull() doesn't exist for CBLSSignature: we assume that a non valid BLS sig is null
return state.Invalid(BlockValidationResult::BLOCK_CONSENSUS, "bad-cbtx-null-clsig");
}
if (opt_cbTx->bestCLHeightDiff > prevBlockCoinbaseChainlock.value().second + 1) {
if (cbTx.bestCLHeightDiff > prevBlockCoinbaseChainlock.value().second + 1) {
return state.Invalid(BlockValidationResult::BLOCK_CONSENSUS, "bad-cbtx-older-clsig");
}
}
// IsNull() doesn't exist for CBLSSignature: we assume that a valid BLS sig is non-null
if (opt_cbTx->bestCLSignature.IsValid()) {
int curBlockCoinbaseCLHeight = pindex->nHeight - static_cast<int>(opt_cbTx->bestCLHeightDiff) - 1;
if (best_clsig.getHeight() == curBlockCoinbaseCLHeight && best_clsig.getSig() == opt_cbTx->bestCLSignature) {
if (cbTx.bestCLSignature.IsValid()) {
int curBlockCoinbaseCLHeight = pindex->nHeight - static_cast<int>(cbTx.bestCLHeightDiff) - 1;
if (best_clsig.getHeight() == curBlockCoinbaseCLHeight && best_clsig.getSig() == cbTx.bestCLSignature) {
// matches our best (but outdated) clsig, no need to verify it again
return true;
}
uint256 curBlockCoinbaseCLBlockHash = pindex->GetAncestor(curBlockCoinbaseCLHeight)->GetBlockHash();
if (chainlock_handler.VerifyChainLock(llmq::CChainLockSig(curBlockCoinbaseCLHeight, curBlockCoinbaseCLBlockHash, opt_cbTx->bestCLSignature)) != llmq::VerifyRecSigStatus::Valid) {
if (chainlock_handler.VerifyChainLock(llmq::CChainLockSig(curBlockCoinbaseCLHeight, curBlockCoinbaseCLBlockHash, cbTx.bestCLSignature)) != llmq::VerifyRecSigStatus::Valid) {
return state.Invalid(BlockValidationResult::BLOCK_CONSENSUS, "bad-cbtx-invalid-clsig");
}
} else if (opt_cbTx->bestCLHeightDiff != 0) {
} else if (cbTx.bestCLHeightDiff != 0) {
// Null bestCLSignature is allowed only with bestCLHeightDiff = 0
return state.Invalid(BlockValidationResult::BLOCK_CONSENSUS, "bad-cbtx-cldiff");
}