diff options
-rw-r--r-- | src/Makefile.am | 1 | ||||
-rw-r--r-- | src/chainparams.cpp | 51 | ||||
-rw-r--r-- | src/chainparams.h | 35 | ||||
-rw-r--r-- | src/consensus/params.h | 32 | ||||
-rw-r--r-- | src/init.cpp | 1 | ||||
-rw-r--r-- | src/main.cpp | 6 | ||||
-rw-r--r-- | src/main.h | 8 | ||||
-rw-r--r-- | src/miner.cpp | 4 | ||||
-rw-r--r-- | src/net.cpp | 2 | ||||
-rw-r--r-- | src/pow.cpp | 39 | ||||
-rw-r--r-- | src/pow.h | 8 | ||||
-rw-r--r-- | src/protocol.h | 7 | ||||
-rw-r--r-- | src/qt/guiutil.cpp | 7 | ||||
-rw-r--r-- | src/qt/rpcconsole.cpp | 1 | ||||
-rw-r--r-- | src/rpcmining.cpp | 3 | ||||
-rw-r--r-- | src/test/pow_tests.cpp | 13 | ||||
-rw-r--r-- | src/txdb.cpp | 4 | ||||
-rw-r--r-- | src/txdb.h | 2 | ||||
-rw-r--r-- | src/validationinterface.h | 2 |
19 files changed, 135 insertions, 91 deletions
diff --git a/src/Makefile.am b/src/Makefile.am index 1b3e0d9d5b..37184b6286 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -87,6 +87,7 @@ BITCOIN_CORE_H = \ coins.h \ compat.h \ compressor.h \ + consensus/params.h \ core_io.h \ wallet/db.h \ eccryptoverify.h \ diff --git a/src/chainparams.cpp b/src/chainparams.cpp index 2bc8976510..3e20d9f8f2 100644 --- a/src/chainparams.cpp +++ b/src/chainparams.cpp @@ -101,6 +101,14 @@ class CMainParams : public CChainParams { public: CMainParams() { strNetworkID = "main"; + consensus.nSubsidyHalvingInterval = 210000; + consensus.nMajorityEnforceBlockUpgrade = 750; + consensus.nMajorityRejectBlockOutdated = 950; + consensus.nMajorityWindow = 1000; + consensus.powLimit = ~arith_uint256(0) >> 32; + consensus.nPowTargetTimespan = 14 * 24 * 60 * 60; // two weeks + consensus.nPowTargetSpacing = 10 * 60; + consensus.fPowAllowMinDifficultyBlocks = false; /** * 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 @@ -112,14 +120,7 @@ public: pchMessageStart[3] = 0xd9; vAlertPubKey = ParseHex("04fc9702847840aaf195de8442ebecedf5b095cdbb9bc716bda9110971b28a49e0ead8564ff0db22209e0374782c093bb899692d524e9d6a6956e7c5ecbcd68284"); nDefaultPort = 8333; - bnProofOfWorkLimit = ~arith_uint256(0) >> 32; - nSubsidyHalvingInterval = 210000; - nEnforceBlockUpgradeMajority = 750; - nRejectBlockOutdatedMajority = 950; - nToCheckBlockUpgradeMajority = 1000; nMinerThreads = 0; - nTargetTimespan = 14 * 24 * 60 * 60; // two weeks - nTargetSpacing = 10 * 60; /** * Build the genesis block. Note that the output of the genesis coinbase cannot @@ -146,8 +147,8 @@ public: genesis.nBits = 0x1d00ffff; genesis.nNonce = 2083236893; - hashGenesisBlock = genesis.GetHash(); - assert(hashGenesisBlock == uint256S("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f")); + consensus.hashGenesisBlock = genesis.GetHash(); + assert(consensus.hashGenesisBlock == uint256S("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f")); assert(genesis.hashMerkleRoot == uint256S("0x4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b")); vSeeds.push_back(CDNSSeedData("bitcoin.sipa.be", "seed.bitcoin.sipa.be")); @@ -167,7 +168,6 @@ public: fRequireRPCPassword = true; fMiningRequiresPeers = true; fDefaultCheckMemPool = false; - fAllowMinDifficultyBlocks = false; fRequireStandard = true; fMineBlocksOnDemand = false; fTestnetToBeDeprecatedFieldRPC = false; @@ -187,24 +187,23 @@ class CTestNetParams : public CMainParams { public: CTestNetParams() { strNetworkID = "test"; + consensus.nMajorityEnforceBlockUpgrade = 51; + consensus.nMajorityRejectBlockOutdated = 75; + consensus.nMajorityWindow = 100; + consensus.fPowAllowMinDifficultyBlocks = true; pchMessageStart[0] = 0x0b; pchMessageStart[1] = 0x11; pchMessageStart[2] = 0x09; pchMessageStart[3] = 0x07; vAlertPubKey = ParseHex("04302390343f91cc401d56d68b123028bf52e5fca1939df127f63c6467cdf9c8e2c14b61104cf817d0b780da337893ecc4aaff1309e536162dabbdb45200ca2b0a"); nDefaultPort = 18333; - nEnforceBlockUpgradeMajority = 51; - nRejectBlockOutdatedMajority = 75; - nToCheckBlockUpgradeMajority = 100; nMinerThreads = 0; - nTargetTimespan = 14 * 24 * 60 * 60; //! two weeks - nTargetSpacing = 10 * 60; //! Modify the testnet genesis block so the timestamp is valid for a later start. genesis.nTime = 1296688602; genesis.nNonce = 414098458; - hashGenesisBlock = genesis.GetHash(); - assert(hashGenesisBlock == uint256S("0x000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943")); + consensus.hashGenesisBlock = genesis.GetHash(); + assert(consensus.hashGenesisBlock == uint256S("0x000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943")); vFixedSeeds.clear(); vSeeds.clear(); @@ -224,7 +223,6 @@ public: fRequireRPCPassword = true; fMiningRequiresPeers = true; fDefaultCheckMemPool = false; - fAllowMinDifficultyBlocks = true; fRequireStandard = false; fMineBlocksOnDemand = false; fTestnetToBeDeprecatedFieldRPC = true; @@ -243,24 +241,22 @@ class CRegTestParams : public CTestNetParams { public: CRegTestParams() { strNetworkID = "regtest"; + consensus.nSubsidyHalvingInterval = 150; + consensus.nMajorityEnforceBlockUpgrade = 750; + consensus.nMajorityRejectBlockOutdated = 950; + consensus.nMajorityWindow = 1000; + consensus.powLimit = ~arith_uint256(0) >> 1; pchMessageStart[0] = 0xfa; pchMessageStart[1] = 0xbf; pchMessageStart[2] = 0xb5; pchMessageStart[3] = 0xda; - nSubsidyHalvingInterval = 150; - nEnforceBlockUpgradeMajority = 750; - nRejectBlockOutdatedMajority = 950; - nToCheckBlockUpgradeMajority = 1000; nMinerThreads = 1; - nTargetTimespan = 14 * 24 * 60 * 60; //! two weeks - nTargetSpacing = 10 * 60; - bnProofOfWorkLimit = ~arith_uint256(0) >> 1; genesis.nTime = 1296688602; genesis.nBits = 0x207fffff; genesis.nNonce = 2; - hashGenesisBlock = genesis.GetHash(); + consensus.hashGenesisBlock = genesis.GetHash(); nDefaultPort = 18444; - assert(hashGenesisBlock == uint256S("0x0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")); + assert(consensus.hashGenesisBlock == uint256S("0x0f9188f13cb7b2c71f2a335e3a4fc328bf5beb436012afca590b1a11466e2206")); vFixedSeeds.clear(); //! Regtest mode doesn't have any fixed seeds. vSeeds.clear(); //! Regtest mode doesn't have any DNS seeds. @@ -268,7 +264,6 @@ public: fRequireRPCPassword = false; fMiningRequiresPeers = false; fDefaultCheckMemPool = true; - fAllowMinDifficultyBlocks = true; fRequireStandard = false; fMineBlocksOnDemand = true; fTestnetToBeDeprecatedFieldRPC = false; diff --git a/src/chainparams.h b/src/chainparams.h index 134dcd6558..aa2ec1e301 100644 --- a/src/chainparams.h +++ b/src/chainparams.h @@ -6,11 +6,12 @@ #ifndef BITCOIN_CHAINPARAMS_H #define BITCOIN_CHAINPARAMS_H +#include "arith_uint256.h" #include "chainparamsbase.h" #include "checkpoints.h" +#include "consensus/params.h" #include "primitives/block.h" #include "protocol.h" -#include "arith_uint256.h" #include <vector> @@ -39,16 +40,16 @@ public: MAX_BASE58_TYPES }; - const uint256& HashGenesisBlock() const { return hashGenesisBlock; } + const Consensus::Params& GetConsensus() const { return consensus; } + const uint256& HashGenesisBlock() const { return consensus.hashGenesisBlock; } const CMessageHeader::MessageStartChars& MessageStart() const { return pchMessageStart; } const std::vector<unsigned char>& AlertKey() const { return vAlertPubKey; } int GetDefaultPort() const { return nDefaultPort; } - const arith_uint256& ProofOfWorkLimit() const { return bnProofOfWorkLimit; } - int SubsidyHalvingInterval() const { return nSubsidyHalvingInterval; } - /** Used to check majorities for block version upgrade */ - int EnforceBlockUpgradeMajority() const { return nEnforceBlockUpgradeMajority; } - int RejectBlockOutdatedMajority() const { return nRejectBlockOutdatedMajority; } - int ToCheckBlockUpgradeMajority() const { return nToCheckBlockUpgradeMajority; } + const arith_uint256& ProofOfWorkLimit() const { return consensus.powLimit; } + int SubsidyHalvingInterval() const { return consensus.nSubsidyHalvingInterval; } + int EnforceBlockUpgradeMajority() const { return consensus.nMajorityEnforceBlockUpgrade; } + int RejectBlockOutdatedMajority() const { return consensus.nMajorityRejectBlockOutdated; } + int ToCheckBlockUpgradeMajority() const { return consensus.nMajorityWindow; } /** Used if GenerateBitcoins is called with a negative number of threads */ int DefaultMinerThreads() const { return nMinerThreads; } @@ -59,12 +60,12 @@ public: /** Default value for -checkmempool argument */ bool DefaultCheckMemPool() const { return fDefaultCheckMemPool; } /** Allow mining of a min-difficulty block */ - bool AllowMinDifficultyBlocks() const { return fAllowMinDifficultyBlocks; } + bool AllowMinDifficultyBlocks() const { return consensus.fPowAllowMinDifficultyBlocks; } /** Make standard checks */ bool RequireStandard() const { return fRequireStandard; } - int64_t TargetTimespan() const { return nTargetTimespan; } - int64_t TargetSpacing() const { return nTargetSpacing; } - int64_t DifficultyAdjustmentInterval() const { return nTargetTimespan / nTargetSpacing; } + int64_t TargetTimespan() const { return consensus.nPowTargetTimespan; } + int64_t TargetSpacing() const { return consensus.nPowTargetSpacing; } + int64_t DifficultyAdjustmentInterval() const { return consensus.nPowTargetTimespan / consensus.nPowTargetSpacing; } /** Make miner stop after a block is found. In RPC, don't return until nGenProcLimit blocks are generated */ bool MineBlocksOnDemand() const { return fMineBlocksOnDemand; } /** In the future use NetworkIDString() for RPC fields */ @@ -78,18 +79,11 @@ public: protected: CChainParams() {} - uint256 hashGenesisBlock; + Consensus::Params consensus; CMessageHeader::MessageStartChars pchMessageStart; //! Raw pub key bytes for the broadcast alert signing key. std::vector<unsigned char> vAlertPubKey; int nDefaultPort; - arith_uint256 bnProofOfWorkLimit; - int nSubsidyHalvingInterval; - int nEnforceBlockUpgradeMajority; - int nRejectBlockOutdatedMajority; - int nToCheckBlockUpgradeMajority; - int64_t nTargetTimespan; - int64_t nTargetSpacing; int nMinerThreads; std::vector<CDNSSeedData> vSeeds; std::vector<unsigned char> base58Prefixes[MAX_BASE58_TYPES]; @@ -99,7 +93,6 @@ protected: bool fRequireRPCPassword; bool fMiningRequiresPeers; bool fDefaultCheckMemPool; - bool fAllowMinDifficultyBlocks; bool fRequireStandard; bool fMineBlocksOnDemand; bool fTestnetToBeDeprecatedFieldRPC; diff --git a/src/consensus/params.h b/src/consensus/params.h new file mode 100644 index 0000000000..c4cfa48c7e --- /dev/null +++ b/src/consensus/params.h @@ -0,0 +1,32 @@ +// Copyright (c) 2009-2010 Satoshi Nakamoto +// Copyright (c) 2009-2014 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#ifndef BITCOIN_CONSENSUS_CONSENSUS_PARAMS_H +#define BITCOIN_CONSENSUS_CONSENSUS_PARAMS_H + +#include "arith_uint256.h" +#include "uint256.h" + +namespace Consensus { +/** + * Parameters that influence chain consensus. + */ +struct Params { + uint256 hashGenesisBlock; + int nSubsidyHalvingInterval; + /** Used to check majorities for block version upgrade */ + int nMajorityEnforceBlockUpgrade; + int nMajorityRejectBlockOutdated; + int nMajorityWindow; + /** Proof of work parameters */ + arith_uint256 powLimit; + bool fPowAllowMinDifficultyBlocks; + int64_t nPowTargetSpacing; + int64_t nPowTargetTimespan; + int64_t DifficultyAdjustmentInterval() const { return nPowTargetTimespan / nPowTargetSpacing; } +}; +} // namespace Consensus + +#endif // BITCOIN_CONSENSUS_CONSENSUS_PARAMS_H diff --git a/src/init.cpp b/src/init.cpp index 95ec45015f..2a13af6690 100644 --- a/src/init.cpp +++ b/src/init.cpp @@ -23,6 +23,7 @@ #include "ui_interface.h" #include "util.h" #include "utilmoneystr.h" +#include "validationinterface.h" #ifdef ENABLE_WALLET #include "wallet/wallet.h" #include "wallet/walletdb.h" diff --git a/src/main.cpp b/src/main.cpp index 8f50e7fc16..3ceacf32e7 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -1158,7 +1158,7 @@ bool ReadBlockFromDisk(CBlock& block, const CDiskBlockPos& pos) } // Check the header - if (!CheckProofOfWork(block.GetHash(), block.nBits)) + if (!CheckProofOfWork(block.GetHash(), block.nBits, Params().GetConsensus())) return error("ReadBlockFromDisk: Errors in block header at %s", pos.ToString()); return true; @@ -2462,7 +2462,7 @@ bool FindUndoPos(CValidationState &state, int nFile, CDiskBlockPos &pos, unsigne bool CheckBlockHeader(const CBlockHeader& block, CValidationState& state, bool fCheckPOW) { // Check proof of work matches claimed amount - if (fCheckPOW && !CheckProofOfWork(block.GetHash(), block.nBits)) + if (fCheckPOW && !CheckProofOfWork(block.GetHash(), block.nBits, Params().GetConsensus())) return state.DoS(50, error("CheckBlockHeader(): proof of work failed"), REJECT_INVALID, "high-hash"); @@ -2545,7 +2545,7 @@ bool ContextualCheckBlockHeader(const CBlockHeader& block, CValidationState& sta int nHeight = pindexPrev->nHeight+1; // Check proof of work - if ((block.nBits != GetNextWorkRequired(pindexPrev, &block))) + if (block.nBits != GetNextWorkRequired(pindexPrev, &block, Params().GetConsensus())) return state.DoS(100, error("%s: incorrect proof of work", __func__), REJECT_INVALID, "bad-diffbits"); diff --git a/src/main.h b/src/main.h index 31de3f6ac5..3ef042895d 100644 --- a/src/main.h +++ b/src/main.h @@ -17,7 +17,6 @@ #include "primitives/block.h" #include "primitives/transaction.h" #include "net.h" -#include "pow.h" #include "script/script.h" #include "script/sigcache.h" #include "script/standard.h" @@ -167,7 +166,12 @@ bool LoadBlockIndex(); void UnloadBlockIndex(); /** Process protocol messages received from a given node */ bool ProcessMessages(CNode* pfrom); -/** Send queued protocol messages to be sent to a give node */ +/** + * Send queued protocol messages to be sent to a give node. + * + * @param[in] pto The node which we are sending messages to. + * @param[in] fSendTrickle When true send the trickled data, otherwise trickle the data until true. + */ bool SendMessages(CNode* pto, bool fSendTrickle); /** Run an instance of the script checking thread */ void ThreadScriptCheck(); diff --git a/src/miner.cpp b/src/miner.cpp index 01212b19c4..cf08b78229 100644 --- a/src/miner.cpp +++ b/src/miner.cpp @@ -84,7 +84,7 @@ void UpdateTime(CBlockHeader* pblock, const CBlockIndex* pindexPrev) // Updating time can change work required on testnet: if (Params().AllowMinDifficultyBlocks()) - pblock->nBits = GetNextWorkRequired(pindexPrev, pblock); + pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus()); } CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn) @@ -326,7 +326,7 @@ CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn) // Fill in header pblock->hashPrevBlock = pindexPrev->GetBlockHash(); UpdateTime(pblock, pindexPrev); - pblock->nBits = GetNextWorkRequired(pindexPrev, pblock); + pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus()); pblock->nNonce = 0; pblocktemplate->vTxSigOps[0] = GetLegacySigOpCount(pblock->vtx[0]); diff --git a/src/net.cpp b/src/net.cpp index 0723ee218a..11c2cd07d9 100644 --- a/src/net.cpp +++ b/src/net.cpp @@ -1406,7 +1406,7 @@ void ThreadMessageHandler() { TRY_LOCK(pnode->cs_vSend, lockSend); if (lockSend) - g_signals.SendMessages(pnode, pnode == pnodeTrickle); + g_signals.SendMessages(pnode, pnode == pnodeTrickle || pnode->fWhitelisted); } boost::this_thread::interruption_point(); } diff --git a/src/pow.cpp b/src/pow.cpp index eb899ffc94..3c5a8d9d96 100644 --- a/src/pow.cpp +++ b/src/pow.cpp @@ -7,34 +7,33 @@ #include "arith_uint256.h" #include "chain.h" -#include "chainparams.h" #include "primitives/block.h" #include "uint256.h" #include "util.h" -unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock) +unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock, const Consensus::Params& params) { - unsigned int nProofOfWorkLimit = Params().ProofOfWorkLimit().GetCompact(); + unsigned int nProofOfWorkLimit = params.powLimit.GetCompact(); // Genesis block if (pindexLast == NULL) return nProofOfWorkLimit; // Only change once per difficulty adjustment interval - if ((pindexLast->nHeight+1) % Params().DifficultyAdjustmentInterval() != 0) + if ((pindexLast->nHeight+1) % params.DifficultyAdjustmentInterval() != 0) { - if (Params().AllowMinDifficultyBlocks()) + if (params.fPowAllowMinDifficultyBlocks) { // Special difficulty rule for testnet: // If the new block's timestamp is more than 2* 10 minutes // then allow mining of a min-difficulty block. - if (pblock->GetBlockTime() > pindexLast->GetBlockTime() + Params().TargetSpacing()*2) + if (pblock->GetBlockTime() > pindexLast->GetBlockTime() + params.nPowTargetSpacing*2) return nProofOfWorkLimit; else { // Return the last non-special-min-difficulty-rules-block const CBlockIndex* pindex = pindexLast; - while (pindex->pprev && pindex->nHeight % Params().DifficultyAdjustmentInterval() != 0 && pindex->nBits == nProofOfWorkLimit) + while (pindex->pprev && pindex->nHeight % params.DifficultyAdjustmentInterval() != 0 && pindex->nBits == nProofOfWorkLimit) pindex = pindex->pprev; return pindex->nBits; } @@ -44,22 +43,22 @@ unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHead // Go back by what we want to be 14 days worth of blocks const CBlockIndex* pindexFirst = pindexLast; - for (int i = 0; pindexFirst && i < Params().DifficultyAdjustmentInterval()-1; i++) + for (int i = 0; pindexFirst && i < params.DifficultyAdjustmentInterval()-1; i++) pindexFirst = pindexFirst->pprev; assert(pindexFirst); - return CalculateNextWorkRequired(pindexLast, pindexFirst->GetBlockTime()); + return CalculateNextWorkRequired(pindexLast, pindexFirst->GetBlockTime(), params); } -unsigned int CalculateNextWorkRequired(const CBlockIndex* pindexLast, int64_t nFirstBlockTime) +unsigned int CalculateNextWorkRequired(const CBlockIndex* pindexLast, int64_t nFirstBlockTime, const Consensus::Params& params) { // Limit adjustment step int64_t nActualTimespan = pindexLast->GetBlockTime() - nFirstBlockTime; LogPrintf(" nActualTimespan = %d before bounds\n", nActualTimespan); - if (nActualTimespan < Params().TargetTimespan()/4) - nActualTimespan = Params().TargetTimespan()/4; - if (nActualTimespan > Params().TargetTimespan()*4) - nActualTimespan = Params().TargetTimespan()*4; + if (nActualTimespan < params.nPowTargetTimespan/4) + nActualTimespan = params.nPowTargetTimespan/4; + if (nActualTimespan > params.nPowTargetTimespan*4) + nActualTimespan = params.nPowTargetTimespan*4; // Retarget arith_uint256 bnNew; @@ -67,21 +66,21 @@ unsigned int CalculateNextWorkRequired(const CBlockIndex* pindexLast, int64_t nF bnNew.SetCompact(pindexLast->nBits); bnOld = bnNew; bnNew *= nActualTimespan; - bnNew /= Params().TargetTimespan(); + bnNew /= params.nPowTargetTimespan; - if (bnNew > Params().ProofOfWorkLimit()) - bnNew = Params().ProofOfWorkLimit(); + if (bnNew > params.powLimit) + bnNew = params.powLimit; /// debug print LogPrintf("GetNextWorkRequired RETARGET\n"); - LogPrintf("Params().TargetTimespan() = %d nActualTimespan = %d\n", Params().TargetTimespan(), nActualTimespan); + LogPrintf("params.nPowTargetTimespan = %d nActualTimespan = %d\n", params.nPowTargetTimespan, nActualTimespan); LogPrintf("Before: %08x %s\n", pindexLast->nBits, bnOld.ToString()); LogPrintf("After: %08x %s\n", bnNew.GetCompact(), bnNew.ToString()); return bnNew.GetCompact(); } -bool CheckProofOfWork(uint256 hash, unsigned int nBits) +bool CheckProofOfWork(uint256 hash, unsigned int nBits, const Consensus::Params& params) { bool fNegative; bool fOverflow; @@ -90,7 +89,7 @@ bool CheckProofOfWork(uint256 hash, unsigned int nBits) bnTarget.SetCompact(nBits, &fNegative, &fOverflow); // Check range - if (fNegative || bnTarget == 0 || fOverflow || bnTarget > Params().ProofOfWorkLimit()) + if (fNegative || bnTarget == 0 || fOverflow || bnTarget > params.powLimit) return error("CheckProofOfWork(): nBits below minimum work"); // Check proof of work matches claimed amount @@ -6,6 +6,8 @@ #ifndef BITCOIN_POW_H #define BITCOIN_POW_H +#include "consensus/params.h" + #include <stdint.h> class CBlockHeader; @@ -13,11 +15,11 @@ class CBlockIndex; class uint256; class arith_uint256; -unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock); -unsigned int CalculateNextWorkRequired(const CBlockIndex* pindexLast, int64_t nFirstBlockTime); +unsigned int GetNextWorkRequired(const CBlockIndex* pindexLast, const CBlockHeader *pblock, const Consensus::Params&); +unsigned int CalculateNextWorkRequired(const CBlockIndex* pindexLast, int64_t nFirstBlockTime, const Consensus::Params&); /** Check whether a block hash satisfies the proof-of-work requirement specified by nBits */ -bool CheckProofOfWork(uint256 hash, unsigned int nBits); +bool CheckProofOfWork(uint256 hash, unsigned int nBits, const Consensus::Params&); arith_uint256 GetBlockProof(const CBlockIndex& block); #endif // BITCOIN_POW_H diff --git a/src/protocol.h b/src/protocol.h index e838c0d363..fd23eae1fc 100644 --- a/src/protocol.h +++ b/src/protocol.h @@ -67,7 +67,14 @@ public: /** nServices flags */ enum { + // NODE_NETWORK means that the node is capable of serving the block chain. It is currently + // set by all Bitcoin Core nodes, and is unset by SPV clients or other peers that just want + // network services but don't provide them. NODE_NETWORK = (1 << 0), + // NODE_GETUTXO means the node is capable of responding to the getutxo protocol request. + // Bitcoin Core does not support this but a patch set called Bitcoin XT does. + // See BIP 64 for details on how this is implemented. + NODE_GETUTXO = (1 << 1), // Bits 24-31 are reserved for temporary experiments. Just pick a bit that // isn't getting used, or one not being used much, and notify the diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp index 9db0a75971..a5ee81db6c 100644 --- a/src/qt/guiutil.cpp +++ b/src/qt/guiutil.cpp @@ -878,10 +878,13 @@ QString formatServicesStr(quint64 mask) switch (check) { case NODE_NETWORK: - strList.append(QObject::tr("NETWORK")); + strList.append("NETWORK"); + break; + case NODE_GETUTXO: + strList.append("GETUTXO"); break; default: - strList.append(QString("%1[%2]").arg(QObject::tr("UNKNOWN")).arg(check)); + strList.append(QString("%1[%2]").arg("UNKNOWN").arg(check)); } } } diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp index ccde44fb29..29c971ec79 100644 --- a/src/qt/rpcconsole.cpp +++ b/src/qt/rpcconsole.cpp @@ -357,7 +357,6 @@ void RPCConsole::clear() ui->messagesWidget->document()->setDefaultStyleSheet( "table { }" "td.time { color: #808080; padding-top: 3px; } " - "td.message { font-family: monospace; font-size: 12px; } " // Todo: Remove fixed font-size "td.cmd-request { color: #006060; } " "td.cmd-error { color: red; } " "b { color: #006060; } " diff --git a/src/rpcmining.cpp b/src/rpcmining.cpp index a07acea9aa..fcba7e222d 100644 --- a/src/rpcmining.cpp +++ b/src/rpcmining.cpp @@ -13,6 +13,7 @@ #include "pow.h" #include "rpcserver.h" #include "util.h" +#include "validationinterface.h" #ifdef ENABLE_WALLET #include "wallet/db.h" #include "wallet/wallet.h" @@ -180,7 +181,7 @@ Value setgenerate(const Array& params, bool fHelp) LOCK(cs_main); IncrementExtraNonce(pblock, chainActive.Tip(), nExtraNonce); } - while (!CheckProofOfWork(pblock->GetHash(), pblock->nBits)) { + while (!CheckProofOfWork(pblock->GetHash(), pblock->nBits, Params().GetConsensus())) { // Yes, there is a chance every nonce could fail to satisfy the -regtest // target -- 1 in 2^(2^32). That ain't gonna happen. ++pblock->nNonce; diff --git a/src/test/pow_tests.cpp b/src/test/pow_tests.cpp index 7b197c527d..4ce1591c35 100644 --- a/src/test/pow_tests.cpp +++ b/src/test/pow_tests.cpp @@ -17,51 +17,56 @@ BOOST_FIXTURE_TEST_SUITE(pow_tests, BasicTestingSetup) BOOST_AUTO_TEST_CASE(get_next_work) { SelectParams(CBaseChainParams::MAIN); + const Consensus::Params& params = Params().GetConsensus(); int64_t nLastRetargetTime = 1261130161; // Block #30240 CBlockIndex pindexLast; pindexLast.nHeight = 32255; pindexLast.nTime = 1262152739; // Block #32255 pindexLast.nBits = 0x1d00ffff; - BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime), 0x1d00d86a); + BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00d86a); } /* Test the constraint on the upper bound for next work */ BOOST_AUTO_TEST_CASE(get_next_work_pow_limit) { SelectParams(CBaseChainParams::MAIN); + const Consensus::Params& params = Params().GetConsensus(); int64_t nLastRetargetTime = 1231006505; // Block #0 CBlockIndex pindexLast; pindexLast.nHeight = 2015; pindexLast.nTime = 1233061996; // Block #2015 pindexLast.nBits = 0x1d00ffff; - BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime), 0x1d00ffff); + BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00ffff); } /* Test the constraint on the lower bound for actual time taken */ BOOST_AUTO_TEST_CASE(get_next_work_lower_limit_actual) { SelectParams(CBaseChainParams::MAIN); + const Consensus::Params& params = Params().GetConsensus(); int64_t nLastRetargetTime = 1279008237; // Block #66528 CBlockIndex pindexLast; pindexLast.nHeight = 68543; pindexLast.nTime = 1279297671; // Block #68543 pindexLast.nBits = 0x1c05a3f4; - BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime), 0x1c0168fd); + BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1c0168fd); } /* Test the constraint on the upper bound for actual time taken */ BOOST_AUTO_TEST_CASE(get_next_work_upper_limit_actual) { SelectParams(CBaseChainParams::MAIN); + const Consensus::Params& params = Params().GetConsensus(); + int64_t nLastRetargetTime = 1263163443; // NOTE: Not an actual block time CBlockIndex pindexLast; pindexLast.nHeight = 46367; pindexLast.nTime = 1269211443; // Block #46367 pindexLast.nBits = 0x1c387f6f; - BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime), 0x1d00e1fd); + BOOST_CHECK_EQUAL(CalculateNextWorkRequired(&pindexLast, nLastRetargetTime, params), 0x1d00e1fd); } BOOST_AUTO_TEST_SUITE_END() diff --git a/src/txdb.cpp b/src/txdb.cpp index f328150289..df9ff8d8c9 100644 --- a/src/txdb.cpp +++ b/src/txdb.cpp @@ -5,6 +5,8 @@ #include "txdb.h" +#include "chainparams.h" +#include "hash.h" #include "main.h" #include "pow.h" #include "uint256.h" @@ -223,7 +225,7 @@ bool CBlockTreeDB::LoadBlockIndexGuts() pindexNew->nStatus = diskindex.nStatus; pindexNew->nTx = diskindex.nTx; - if (!CheckProofOfWork(pindexNew->GetBlockHash(), pindexNew->nBits)) + if (!CheckProofOfWork(pindexNew->GetBlockHash(), pindexNew->nBits, Params().GetConsensus())) return error("LoadBlockIndex(): CheckProofOfWork failed: %s", pindexNew->ToString()); pcursor->Next(); diff --git a/src/txdb.h b/src/txdb.h index 1ce93969d8..86e1c5d831 100644 --- a/src/txdb.h +++ b/src/txdb.h @@ -16,7 +16,7 @@ class CBlockFileInfo; class CBlockIndex; -class CDiskTxPos; +struct CDiskTxPos; class uint256; //! -dbcache default (MiB) diff --git a/src/validationinterface.h b/src/validationinterface.h index cb261f6aa3..b4c93d72ca 100644 --- a/src/validationinterface.h +++ b/src/validationinterface.h @@ -9,7 +9,7 @@ #include <boost/signals2/signal.hpp> class CBlock; -class CBlockLocator; +struct CBlockLocator; class CTransaction; class CValidationInterface; class CValidationState; |