Soft fork logic for BIP113

This commit is contained in:
BtcDrak 2016-02-16 16:33:31 +00:00
parent 65751a3cf2
commit 478fba6d52

View File

@ -3276,12 +3276,18 @@ bool ContextualCheckBlock(const CBlock& block, CValidationState& state, CBlockIn
const int nHeight = pindexPrev == NULL ? 0 : pindexPrev->nHeight + 1;
const Consensus::Params& consensusParams = Params().GetConsensus();
// Check that all transactions are finalized
BOOST_FOREACH(const CTransaction& tx, block.vtx) {
// Start enforcing BIP113 (Median Time Past) using versionbits logic.
int nLockTimeFlags = 0;
if (VersionBitsState(pindexPrev, consensusParams, Consensus::DEPLOYMENT_CSV, versionbitscache) == THRESHOLD_ACTIVE) {
nLockTimeFlags |= LOCKTIME_MEDIAN_TIME_PAST;
}
int64_t nLockTimeCutoff = (nLockTimeFlags & LOCKTIME_MEDIAN_TIME_PAST)
? pindexPrev->GetMedianTimePast()
: block.GetBlockTime();
// Check that all transactions are finalized
BOOST_FOREACH(const CTransaction& tx, block.vtx) {
if (!IsFinalTx(tx, nHeight, nLockTimeCutoff)) {
return state.DoS(10, false, REJECT_INVALID, "bad-txns-nonfinal", false, "non-final transaction");
}