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Add CHECKSEQUENCEVERIFY softfork through BIP9

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This commit is contained in:
Pieter Wuille 2016-02-20 23:37:13 +01:00 committed by BtcDrak
parent 73b7eb501e
commit 65751a3cf2
4 changed files with 23 additions and 1 deletions
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15
src/chainparams.cpp
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@ -86,6 +86,12 @@ public:
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1462060800; // May 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017
/**
* The message start string is designed to be unlikely to occur in normal data.
* The characters are rarely used upper ASCII, not valid as UTF-8, and produce
@ -172,6 +178,12 @@ public:
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 1199145601; // January 1, 2008
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 1230767999; // December 31, 2008
// Deployment of BIP68, BIP112, and BIP113.
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 1456790400; // March 1st, 2016
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 1493596800; // May 1st, 2017
pchMessageStart[0] = 0x0b;
pchMessageStart[1] = 0x11;
pchMessageStart[2] = 0x09;
@ -240,6 +252,9 @@ public:
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].bit = 28;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = 999999999999ULL;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].bit = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nStartTime = 0;
consensus.vDeployments[Consensus::DEPLOYMENT_CSV].nTimeout = 999999999999ULL;
pchMessageStart[0] = 0xfa;
pchMessageStart[1] = 0xbf;

1
src/consensus/params.h
View file

@ -15,6 +15,7 @@ namespace Consensus {
enum DeploymentPos
{
DEPLOYMENT_TESTDUMMY,
DEPLOYMENT_CSV, // Deployment of BIP68, BIP112, and BIP113.
MAX_VERSION_BITS_DEPLOYMENTS
};

5
src/main.cpp
View file

@ -2262,6 +2262,11 @@ bool ConnectBlock(const CBlock& block, CValidationState& state, CBlockIndex* pin
flags |= SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY;
}
// Start enforcing CHECKSEQUENCEVERIFY using versionbits logic.
if (VersionBitsState(pindex->pprev, chainparams.GetConsensus(), Consensus::DEPLOYMENT_CSV, versionbitscache) == THRESHOLD_ACTIVE) {
flags |= SCRIPT_VERIFY_CHECKSEQUENCEVERIFY;
}
int64_t nTime2 = GetTimeMicros(); nTimeForks += nTime2 - nTime1;
LogPrint("bench", " - Fork checks: %.2fms [%.2fs]\n", 0.001 * (nTime2 - nTime1), nTimeForks * 0.000001);

1
src/rpc/blockchain.cpp
View file

@ -681,6 +681,7 @@ UniValue getblockchaininfo(const UniValue& params, bool fHelp)
softforks.push_back(SoftForkDesc("bip34", 2, tip, consensusParams));
softforks.push_back(SoftForkDesc("bip66", 3, tip, consensusParams));
softforks.push_back(SoftForkDesc("bip65", 4, tip, consensusParams));
bip9_softforks.push_back(BIP9SoftForkDesc("csv", consensusParams, Consensus::DEPLOYMENT_CSV));
obj.push_back(Pair("softforks", softforks));
obj.push_back(Pair("bip9_softforks", bip9_softforks));