diff options
Diffstat (limited to 'src/main.h')
| -rw-r--r-- | src/main.h | 61 |
1 files changed, 48 insertions, 13 deletions
diff --git a/src/main.h b/src/main.h index 744c0e4b51..8327141266 100644 --- a/src/main.h +++ b/src/main.h @@ -22,7 +22,7 @@ class CAddress; class CInv; class CNode; -class CBlockIndexWorkComparator; +struct CBlockIndexWorkComparator; /** The maximum allowed size for a serialized block, in bytes (network rule) */ static const unsigned int MAX_BLOCK_SIZE = 1000000; @@ -88,6 +88,8 @@ extern CCriticalSection cs_setpwalletRegistered; extern std::set<CWallet*> setpwalletRegistered; extern unsigned char pchMessageStart[4]; extern bool fImporting; +extern bool fReindex; +extern unsigned int nCoinCacheSize; // Settings extern int64 nTransactionFee; @@ -105,32 +107,61 @@ class CTxUndo; class CCoinsView; class CCoinsViewCache; +/** Register a wallet to receive updates from core */ void RegisterWallet(CWallet* pwalletIn); +/** Unregister a wallet from core */ void UnregisterWallet(CWallet* pwalletIn); +/** Push an updated transaction to all registered wallets */ void SyncWithWallets(const uint256 &hash, const CTransaction& tx, const CBlock* pblock = NULL, bool fUpdate = false); -bool ProcessBlock(CNode* pfrom, CBlock* pblock); +/** Process an incoming block */ +bool ProcessBlock(CNode* pfrom, CBlock* pblock, CDiskBlockPos *dbp = NULL); +/** Check whether enough disk space is available for an incoming block */ bool CheckDiskSpace(uint64 nAdditionalBytes=0); +/** Open a block file (blk?????.dat) */ FILE* OpenBlockFile(const CDiskBlockPos &pos, bool fReadOnly = false); +/** Open an undo file (rev?????.dat) */ FILE* OpenUndoFile(const CDiskBlockPos &pos, bool fReadOnly = false); -bool LoadBlockIndex(bool fAllowNew=true); +/** Import blocks from an external file */ +bool LoadExternalBlockFile(FILE* fileIn, CDiskBlockPos *dbp = NULL); +/** Load the block tree and coins database from disk */ +bool LoadBlockIndex(); +/** Print the loaded block tree */ void PrintBlockTree(); +/** Find a block by height in the currently-connected chain */ CBlockIndex* FindBlockByHeight(int nHeight); +/** Process protocol messages received from a given node */ bool ProcessMessages(CNode* pfrom); +/** Send queued protocol messages to be sent to a give node */ bool SendMessages(CNode* pto, bool fSendTrickle); +/** Run the importer thread, which deals with reindexing, loading bootstrap.dat, and whatever is passed to -loadblock */ void ThreadImport(void *parg); +/** Run the miner threads */ void GenerateBitcoins(bool fGenerate, CWallet* pwallet); +/** Generate a new block, without valid proof-of-work */ CBlock* CreateNewBlock(CReserveKey& reservekey); +/** Modify the extranonce in a block */ void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& nExtraNonce); +/** Do mining precalculation */ void FormatHashBuffers(CBlock* pblock, char* pmidstate, char* pdata, char* phash1); +/** Check mined block */ bool CheckWork(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey); +/** Check whether a block hash satisfies the proof-of-work requirement specified by nBits */ bool CheckProofOfWork(uint256 hash, unsigned int nBits); +/** Calculate the minimum amount of work a received block needs, without knowing its direct parent */ unsigned int ComputeMinWork(unsigned int nBase, int64 nTime); +/** Get the number of active peers */ int GetNumBlocksOfPeers(); +/** Check whether we are doin an inital block download (synchronizing from disk or network) */ bool IsInitialBlockDownload(); +/** Format a string that describes several potential problems detected by the core */ std::string GetWarnings(std::string strFor); +/** Retrieve a transaction (from memory pool, or from disk, if possible) */ bool GetTransaction(const uint256 &hash, CTransaction &tx, uint256 &hashBlock, bool fAllowSlow = false); +/** Connect/disconnect blocks until pindexNew is the new tip of the active block chain */ bool SetBestChain(CBlockIndex* pindexNew); +/** Find the best known block, and make it the tip of the block chain */ bool ConnectBestBlock(); +/** Create a new block index entry for a given block hash */ CBlockIndex * InsertBlockIndex(uint256 hash); @@ -143,6 +174,11 @@ CBlockIndex * InsertBlockIndex(uint256 hash); +static inline std::string BlockHashStr(const uint256& hash) +{ + return hash.ToString(); +} + bool GetWalletFile(CWallet* pwallet, std::string &strWalletFileOut); class CDiskBlockPos @@ -594,7 +630,7 @@ public: // Check whether all inputs of this transaction are valid (no double spends, scripts & sigs, amounts) // This does not modify the UTXO set - bool CheckInputs(CCoinsViewCache &view, enum CheckSig_mode csmode, bool fStrictPayToScriptHash=true, bool fStrictEncodings=true) const; + bool CheckInputs(CCoinsViewCache &view, enum CheckSig_mode csmode, unsigned int flags = SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_STRICTENC) const; // Apply the effects of this transaction on the UTXO set represented by view bool UpdateCoins(CCoinsViewCache &view, CTxUndo &txundo, int nHeight, const uint256 &txhash) const; @@ -702,7 +738,6 @@ public: bool WriteToDisk(CDiskBlockPos &pos) { - // Open history file to append CAutoFile fileout = CAutoFile(OpenUndoFile(pos), SER_DISK, CLIENT_VERSION); if (!fileout) @@ -715,7 +750,7 @@ public: // Write undo data long fileOutPos = ftell(fileout); if (fileOutPos < 0) - return error("CBlock::WriteToDisk() : ftell failed"); + return error("CBlockUndo::WriteToDisk() : ftell failed"); pos.nPos = (unsigned int)fileOutPos; fileout << *this; @@ -726,7 +761,6 @@ public: return true; } - }; /** pruned version of CTransaction: only retains metadata and unspent transaction outputs @@ -1226,9 +1260,9 @@ public: void print() const { printf("CBlock(hash=%s, ver=%d, hashPrevBlock=%s, hashMerkleRoot=%s, nTime=%u, nBits=%08x, nNonce=%u, vtx=%"PRIszu")\n", - GetHash().ToString().substr(0,20).c_str(), + BlockHashStr(GetHash()).c_str(), nVersion, - hashPrevBlock.ToString().substr(0,20).c_str(), + BlockHashStr(hashPrevBlock).c_str(), hashMerkleRoot.ToString().substr(0,10).c_str(), nTime, nBits, nNonce, vtx.size()); @@ -1260,7 +1294,8 @@ public: bool CheckBlock(bool fCheckPOW=true, bool fCheckMerkleRoot=true) const; // Store block on disk - bool AcceptBlock(); + // if dbp is provided, the file is known to already reside on disk + bool AcceptBlock(CDiskBlockPos *dbp = NULL); }; @@ -1538,7 +1573,7 @@ public: return strprintf("CBlockIndex(pprev=%p, pnext=%p, nHeight=%d, merkle=%s, hashBlock=%s)", pprev, pnext, nHeight, hashMerkleRoot.ToString().substr(0,10).c_str(), - GetBlockHash().ToString().substr(0,20).c_str()); + BlockHashStr(GetBlockHash()).c_str()); } void print() const @@ -1619,7 +1654,7 @@ public: str += CBlockIndex::ToString(); str += strprintf("\n hashBlock=%s, hashPrev=%s)", GetBlockHash().ToString().c_str(), - hashPrev.ToString().substr(0,20).c_str()); + BlockHashStr(hashPrev).c_str()); return str; } @@ -1840,7 +1875,7 @@ public: virtual bool GetStats(CCoinsStats &stats); // As we use CCoinsViews polymorphically, have a virtual destructor - virtual ~CCoinsView() {}; + virtual ~CCoinsView() {} }; /** CCoinsView backed by another CCoinsView */ |