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-rw-r--r--src/validation.cpp62
1 files changed, 40 insertions, 22 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index eaefa95411..5b746229c9 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -312,6 +312,9 @@ bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp, bool
return EvaluateSequenceLocks(index, lockPair);
}
+// Returns the script flags which should be checked for a given block
+static unsigned int GetBlockScriptFlags(const CBlockIndex* pindex, const Consensus::Params& chainparams);
+
static void LimitMempoolSize(CTxMemPool& pool, size_t limit, unsigned long age) {
int expired = pool.Expire(GetTime() - age);
if (expired != 0) {
@@ -1475,6 +1478,41 @@ public:
// Protected by cs_main
static ThresholdConditionCache warningcache[VERSIONBITS_NUM_BITS];
+static unsigned int GetBlockScriptFlags(const CBlockIndex* pindex, const Consensus::Params& consensusparams) {
+ AssertLockHeld(cs_main);
+
+ // BIP16 didn't become active until Apr 1 2012
+ int64_t nBIP16SwitchTime = 1333238400;
+ bool fStrictPayToScriptHash = (pindex->GetBlockTime() >= nBIP16SwitchTime);
+
+ unsigned int flags = fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE;
+
+ // Start enforcing the DERSIG (BIP66) rule
+ if (pindex->nHeight >= consensusparams.BIP66Height) {
+ flags |= SCRIPT_VERIFY_DERSIG;
+ }
+
+ // Start enforcing CHECKLOCKTIMEVERIFY (BIP65) rule
+ if (pindex->nHeight >= consensusparams.BIP65Height) {
+ flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY;
+ }
+
+ // Start enforcing BIP68 (sequence locks) and BIP112 (CHECKSEQUENCEVERIFY) using versionbits logic.
+ if (VersionBitsState(pindex->pprev, consensusparams, Consensus::DEPLOYMENT_CSV, versionbitscache) == THRESHOLD_ACTIVE) {
+ flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY;
+ }
+
+ // Start enforcing WITNESS rules using versionbits logic.
+ if (IsWitnessEnabled(pindex->pprev, consensusparams)) {
+ flags |= SCRIPT_VERIFY_WITNESS;
+ flags |= SCRIPT_VERIFY_NULLDUMMY;
+ }
+
+ return flags;
+}
+
+
+
static int64_t nTimeCheck = 0;
static int64_t nTimeForks = 0;
static int64_t nTimeVerify = 0;
@@ -1578,34 +1616,14 @@ static bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockInd
}
}
- // BIP16 didn't become active until Apr 1 2012
- int64_t nBIP16SwitchTime = 1333238400;
- bool fStrictPayToScriptHash = (pindex->GetBlockTime() >= nBIP16SwitchTime);
-
- unsigned int flags = fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE;
-
- // Start enforcing the DERSIG (BIP66) rule
- if (pindex->nHeight >= chainparams.GetConsensus().BIP66Height) {
- flags |= SCRIPT_VERIFY_DERSIG;
- }
-
- // Start enforcing CHECKLOCKTIMEVERIFY (BIP65) rule
- if (pindex->nHeight >= chainparams.GetConsensus().BIP65Height) {
- flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY;
- }
-
// Start enforcing BIP68 (sequence locks) and BIP112 (CHECKSEQUENCEVERIFY) using versionbits logic.
int nLockTimeFlags = 0;
if (VersionBitsState(pindex->pprev, chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV, versionbitscache) == THRESHOLD_ACTIVE) {
- flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY;
nLockTimeFlags |= LOCKTIME_VERIFY_SEQUENCE;
}
- // Start enforcing WITNESS rules using versionbits logic.
- if (IsWitnessEnabled(pindex->pprev, chainparams.GetConsensus())) {
- flags |= SCRIPT_VERIFY_WITNESS;
- flags |= SCRIPT_VERIFY_NULLDUMMY;
- }
+ // Get the script flags for this block
+ unsigned int flags = GetBlockScriptFlags(pindex, chainparams.GetConsensus());
int64_t nTime2 = GetTimeMicros(); nTimeForks += nTime2 - nTime1;
LogPrint(BCLog::BENCH, " - Fork checks: %.2fms [%.2fs]\n", 0.001 * (nTime2 - nTime1), nTimeForks * 0.000001);