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Merge pull request #5713

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bf6cdeb Increase coverage of DERSIG edge cases (Pieter Wuille)
819bcf9 Add RPC test for DERSIG BIP switchover logic (Pieter Wuille)
5a47811 BIP66 changeover logic (Pieter Wuille)
092e9fe Example unit tests from BIP66 (Pieter Wuille)
80ad135 Change IsDERSignature to BIP66 implementation (Pieter Wuille)
This commit is contained in:
Wladimir J. van der Laan
2015-02-03 10:34:42 +01:00
parent 9c4a5a5067 bf6cdebdc5
commit 41e6e4caba
9 changed files with 405 additions and 64 deletions
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12
src/main.cpp
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@@ -1764,6 +1764,11 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
unsigned int flags = fStrictPayToScriptHash ? SCRIPT_VERIFY_P2SH : SCRIPT_VERIFY_NONE;
// Start enforcing the DERSIG (BIP66) rules, for block.nVersion=3 blocks, when 75% of the network has upgraded:
if (block.nVersion >= 3 && IsSuperMajority(3, pindex->pprev, Params().EnforceBlockUpgradeMajority())) {
flags |= SCRIPT_VERIFY_DERSIG;
}
CBlockUndo blockundo;
CCheckQueueControl<CScriptCheck> control(fScriptChecks && nScriptCheckThreads ? &scriptcheckqueue : NULL);
@@ -2601,6 +2606,13 @@ bool ContextualCheckBlockHeader(const CBlockHeader& block, CValidationState& sta
REJECT_OBSOLETE, "bad-version");
}
// Reject block.nVersion=2 blocks when 95% (75% on testnet) of the network has upgraded:
if (block.nVersion < 3 && IsSuperMajority(3, pindexPrev, Params().RejectBlockOutdatedMajority()))
{
return state.Invalid(error("%s : rejected nVersion=2 block", __func__),
REJECT_OBSOLETE, "bad-version");
}
return true;
}