diff options
Diffstat (limited to 'src/validation.h')
| -rw-r--r-- | src/validation.h | 60 |
1 files changed, 32 insertions, 28 deletions
diff --git a/src/validation.h b/src/validation.h index 95c8e5b93e..f2ffdc8993 100644 --- a/src/validation.h +++ b/src/validation.h @@ -45,9 +45,9 @@ struct ChainTxData; struct PrecomputedTransactionData; struct LockPoints; -/** Default for DEFAULT_WHITELISTRELAY. */ +/** Default for -whitelistrelay. */ static const bool DEFAULT_WHITELISTRELAY = true; -/** Default for DEFAULT_WHITELISTFORCERELAY. */ +/** Default for -whitelistforcerelay. */ static const bool DEFAULT_WHITELISTFORCERELAY = true; /** Default for -minrelaytxfee, minimum relay fee for transactions */ static const unsigned int DEFAULT_MIN_RELAY_TX_FEE = 1000; @@ -94,8 +94,8 @@ static const int MAX_CMPCTBLOCK_DEPTH = 5; static const int MAX_BLOCKTXN_DEPTH = 10; /** Size of the "block download window": how far ahead of our current height do we fetch? * Larger windows tolerate larger download speed differences between peer, but increase the potential - * degree of disordering of blocks on disk (which make reindexing and in the future perhaps pruning - * harder). We'll probably want to make this a per-peer adaptive value at some point. */ + * degree of disordering of blocks on disk (which make reindexing and pruning harder). We'll probably + * want to make this a per-peer adaptive value at some point. */ static const unsigned int BLOCK_DOWNLOAD_WINDOW = 1024; /** Time to wait (in seconds) between writing blocks/block index to disk. */ static const unsigned int DATABASE_WRITE_INTERVAL = 60 * 60; @@ -161,13 +161,12 @@ extern CTxMemPool mempool; typedef std::unordered_map<uint256, CBlockIndex*, BlockHasher> BlockMap; extern BlockMap mapBlockIndex; extern uint64_t nLastBlockTx; -extern uint64_t nLastBlockSize; extern uint64_t nLastBlockWeight; extern const std::string strMessageMagic; extern CWaitableCriticalSection csBestBlock; extern CConditionVariable cvBlockChange; extern std::atomic_bool fImporting; -extern bool fReindex; +extern std::atomic_bool fReindex; extern int nScriptCheckThreads; extern bool fTxIndex; extern bool fIsBareMultisigStd; @@ -186,6 +185,9 @@ extern bool fEnableReplacement; /** Block hash whose ancestors we will assume to have valid scripts without checking them. */ extern uint256 hashAssumeValid; +/** Minimum work we will assume exists on some valid chain. */ +extern arith_uint256 nMinimumChainWork; + /** Best header we've seen so far (used for getheaders queries' starting points). */ extern CBlockIndex *pindexBestHeader; @@ -245,8 +247,9 @@ bool ProcessNewBlock(const CChainParams& chainparams, const std::shared_ptr<cons * @param[out] state This may be set to an Error state if any error occurred processing them * @param[in] chainparams The params for the chain we want to connect to * @param[out] ppindex If set, the pointer will be set to point to the last new block index object for the given headers + * @param[out] first_invalid First header that fails validation, if one exists */ -bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, const CBlockIndex** ppindex=NULL); +bool ProcessNewBlockHeaders(const std::vector<CBlockHeader>& block, CValidationState& state, const CChainParams& chainparams, const CBlockIndex** ppindex=nullptr, CBlockHeader *first_invalid=nullptr); /** Check whether enough disk space is available for an incoming block */ bool CheckDiskSpace(uint64_t nAdditionalBytes = 0); @@ -255,13 +258,14 @@ FILE* OpenBlockFile(const CDiskBlockPos &pos, bool fReadOnly = false); /** Translation to a filesystem path */ fs::path GetBlockPosFilename(const CDiskBlockPos &pos, const char *prefix); /** Import blocks from an external file */ -bool LoadExternalBlockFile(const CChainParams& chainparams, FILE* fileIn, CDiskBlockPos *dbp = NULL); -/** Initialize a new block tree database + block data on disk */ -bool InitBlockIndex(const CChainParams& chainparams); -/** Load the block tree and coins database from disk */ +bool LoadExternalBlockFile(const CChainParams& chainparams, FILE* fileIn, CDiskBlockPos *dbp = nullptr); +/** Ensures we have a genesis block in the block tree, possibly writing one to disk. */ +bool LoadGenesisBlock(const CChainParams& chainparams); +/** Load the block tree and coins database from disk, + * initializing state if we're running with -reindex. */ bool LoadBlockIndex(const CChainParams& chainparams); /** Update the chain tip based on database information. */ -void LoadChainTip(const CChainParams& chainparams); +bool LoadChainTip(const CChainParams& chainparams); /** Unload database information */ void UnloadBlockIndex(); /** Run an instance of the script checking thread */ @@ -277,6 +281,9 @@ CAmount GetBlockSubsidy(int nHeight, const Consensus::Params& consensusParams); /** Guess verification progress (as a fraction between 0.0=genesis and 1.0=current tip). */ double GuessVerificationProgress(const ChainTxData& data, CBlockIndex* pindex); +/** Calculate the amount of disk space the block & undo files currently use */ +uint64_t CalculateCurrentUsage(); + /** * Mark one block file as pruned. */ @@ -298,9 +305,9 @@ void PruneBlockFilesManual(int nManualPruneHeight); /** (try to) add transaction to memory pool * plTxnReplaced will be appended to with all transactions replaced from mempool **/ -bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, bool fLimitFree, - bool* pfMissingInputs, std::list<CTransactionRef>* plTxnReplaced = NULL, - bool fOverrideMempoolLimit=false, const CAmount nAbsurdFee=0); +bool AcceptToMemoryPool(CTxMemPool& pool, CValidationState &state, const CTransactionRef &tx, + bool* pfMissingInputs, std::list<CTransactionRef>* plTxnReplaced, + bool bypass_limits, const CAmount nAbsurdFee); /** Convert CValidationState to a human-readable message for logging */ std::string FormatStateMessage(const CValidationState &state); @@ -345,7 +352,7 @@ bool TestLockPointValidity(const LockPoints* lp); * * See consensus/consensus.h for flag definitions. */ -bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp = NULL, bool useExistingLockPoints = false); +bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp = nullptr, bool useExistingLockPoints = false); /** * Closure representing one script verification @@ -354,8 +361,7 @@ bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp = NULL class CScriptCheck { private: - CScript scriptPubKey; - CAmount amount; + CTxOut m_tx_out; const CTransaction *ptxTo; unsigned int nIn; unsigned int nFlags; @@ -364,17 +370,15 @@ private: PrecomputedTransactionData *txdata; public: - CScriptCheck(): amount(0), ptxTo(0), nIn(0), nFlags(0), cacheStore(false), error(SCRIPT_ERR_UNKNOWN_ERROR) {} - CScriptCheck(const CScript& scriptPubKeyIn, const CAmount amountIn, const CTransaction& txToIn, unsigned int nInIn, unsigned int nFlagsIn, bool cacheIn, PrecomputedTransactionData* txdataIn) : - scriptPubKey(scriptPubKeyIn), amount(amountIn), - ptxTo(&txToIn), nIn(nInIn), nFlags(nFlagsIn), cacheStore(cacheIn), error(SCRIPT_ERR_UNKNOWN_ERROR), txdata(txdataIn) { } + CScriptCheck(): ptxTo(nullptr), nIn(0), nFlags(0), cacheStore(false), error(SCRIPT_ERR_UNKNOWN_ERROR) {} + CScriptCheck(const CTxOut& outIn, const CTransaction& txToIn, unsigned int nInIn, unsigned int nFlagsIn, bool cacheIn, PrecomputedTransactionData* txdataIn) : + m_tx_out(outIn), ptxTo(&txToIn), nIn(nInIn), nFlags(nFlagsIn), cacheStore(cacheIn), error(SCRIPT_ERR_UNKNOWN_ERROR), txdata(txdataIn) { } bool operator()(); void swap(CScriptCheck &check) { - scriptPubKey.swap(check.scriptPubKey); std::swap(ptxTo, check.ptxTo); - std::swap(amount, check.amount); + std::swap(m_tx_out, check.m_tx_out); std::swap(nIn, check.nIn); std::swap(nFlags, check.nFlags); std::swap(cacheStore, check.cacheStore); @@ -440,13 +444,13 @@ bool ResetBlockFailureFlags(CBlockIndex *pindex); extern CChain chainActive; /** Global variable that points to the coins database (protected by cs_main) */ -extern CCoinsViewDB *pcoinsdbview; +extern std::unique_ptr<CCoinsViewDB> pcoinsdbview; /** Global variable that points to the active CCoinsView (protected by cs_main) */ -extern CCoinsViewCache *pcoinsTip; +extern std::unique_ptr<CCoinsViewCache> pcoinsTip; /** Global variable that points to the active block tree (protected by cs_main) */ -extern CBlockTreeDB *pblocktree; +extern std::unique_ptr<CBlockTreeDB> pblocktree; /** * Return the spend height, which is one more than the inputs.GetBestBlock(). @@ -474,7 +478,7 @@ static const unsigned int REJECT_HIGHFEE = 0x100; CBlockFileInfo* GetBlockFileInfo(size_t n); /** Dump the mempool to disk. */ -void DumpMempool(); +bool DumpMempool(); /** Load the mempool from disk. */ bool LoadMempool(); |