X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=src%2Fmain.h;h=4232d2a0f713b293cbff6c36b02a04f56a488d18;hb=4bbd72cca108042cdffee74d10fcc7a540da2b51;hp=aa74ac5ab39f9816811d4f8f6acd617f60a05497;hpb=e8ef3da7133dd9fc411fa8b3cc8b8fc2f9c58a98;p=novacoin.git

diff --git a/src/main.h b/src/main.h
index aa74ac5..4232d2a 100644
--- a/src/main.h
+++ b/src/main.h
@@ -1,4 +1,5 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
+// Copyright (c) 2009-2012 The Bitcoin developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file license.txt or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_MAIN_H
@@ -20,7 +21,6 @@ class CKeyItem;
 class CReserveKey;
 class CWalletDB;
 
-class CMessageHeader;
 class CAddress;
 class CInv;
 class CRequestTracker;
@@ -37,6 +37,8 @@ static const int64 MIN_RELAY_TX_FEE = 10000;
 static const int64 MAX_MONEY = 21000000 * COIN;
 inline bool MoneyRange(int64 nValue) { return (nValue >= 0 && nValue <= MAX_MONEY); }
 static const int COINBASE_MATURITY = 100;
+// Threshold for nLockTime: below this value it is interpreted as block number, otherwise as UNIX timestamp.
+static const int LOCKTIME_THRESHOLD = 500000000; // Tue Nov  5 00:53:20 1985 UTC
 #ifdef USE_UPNP
 static const int fHaveUPnP = true;
 #else
@@ -51,7 +53,6 @@ static const int fHaveUPnP = false;
 extern CCriticalSection cs_main;
 extern std::map<uint256, CBlockIndex*> mapBlockIndex;
 extern uint256 hashGenesisBlock;
-extern CBigNum bnProofOfWorkLimit;
 extern CBlockIndex* pindexGenesisBlock;
 extern int nBestHeight;
 extern CBigNum bnBestChainWork;
@@ -68,7 +69,6 @@ extern std::set<CWallet*> setpwalletRegistered;
 // Settings
 extern int fGenerateBitcoins;
 extern int64 nTransactionFee;
-extern CAddress addrIncoming;
 extern int fLimitProcessors;
 extern int nLimitProcessors;
 extern int fMinimizeToTray;
@@ -85,6 +85,7 @@ class CTxIndex;
 
 void RegisterWallet(CWallet* pwalletIn);
 void UnregisterWallet(CWallet* pwalletIn);
+bool ProcessBlock(CNode* pfrom, CBlock* pblock);
 bool CheckDiskSpace(uint64 nAdditionalBytes=0);
 FILE* OpenBlockFile(unsigned int nFile, unsigned int nBlockPos, const char* pszMode="rb");
 FILE* AppendBlockFile(unsigned int& nFileRet);
@@ -94,11 +95,12 @@ bool ProcessMessages(CNode* pfrom);
 bool SendMessages(CNode* pto, bool fSendTrickle);
 void GenerateBitcoins(bool fGenerate, CWallet* pwallet);
 CBlock* CreateNewBlock(CReserveKey& reservekey);
-void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& nExtraNonce, int64& nPrevTime);
+void IncrementExtraNonce(CBlock* pblock, CBlockIndex* pindexPrev, unsigned int& nExtraNonce);
 void FormatHashBuffers(CBlock* pblock, char* pmidstate, char* pdata, char* phash1);
 bool CheckWork(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey);
 bool CheckProofOfWork(uint256 hash, unsigned int nBits);
-int GetTotalBlocksEstimate();
+unsigned int ComputeMinWork(unsigned int nBase, int64 nTime);
+int GetNumBlocksOfPeers();
 bool IsInitialBlockDownload();
 std::string GetWarnings(std::string strFor);
 
@@ -399,6 +401,9 @@ public:
     std::vector<CTxOut> vout;
     unsigned int nLockTime;
 
+    // Denial-of-service detection:
+    mutable int nDoS;
+    bool DoS(int nDoSIn, bool fIn) const { nDoS += nDoSIn; return fIn; }
 
     CTransaction()
     {
@@ -420,6 +425,7 @@ public:
         vin.clear();
         vout.clear();
         nLockTime = 0;
+        nDoS = 0;  // Denial-of-service prevention
     }
 
     bool IsNull() const
@@ -441,7 +447,7 @@ public:
             nBlockHeight = nBestHeight;
         if (nBlockTime == 0)
             nBlockTime = GetAdjustedTime();
-        if ((int64)nLockTime < (nLockTime < 500000000 ? (int64)nBlockHeight : nBlockTime))
+        if ((int64)nLockTime < (nLockTime < LOCKTIME_THRESHOLD ? (int64)nBlockHeight : nBlockTime))
             return true;
         BOOST_FOREACH(const CTxIn& txin, vin)
             if (!txin.IsFinal())
@@ -631,7 +637,8 @@ public:
     bool ReadFromDisk(COutPoint prevout);
     bool DisconnectInputs(CTxDB& txdb);
     bool ConnectInputs(CTxDB& txdb, std::map<uint256, CTxIndex>& mapTestPool, CDiskTxPos posThisTx,
-                       CBlockIndex* pindexBlock, int64& nFees, bool fBlock, bool fMiner, int64 nMinFee=0);
+                       CBlockIndex* pindexBlock, int64& nFees, bool fBlock, bool fMiner, int64 nMinFee,
+                       bool& fInvalid);
     bool ClientConnectInputs();
     bool CheckTransaction() const;
     bool AcceptToMemoryPool(CTxDB& txdb, bool fCheckInputs=true, bool* pfMissingInputs=NULL);
@@ -786,6 +793,9 @@ public:
     // memory only
     mutable std::vector<uint256> vMerkleTree;
 
+    // Denial-of-service detection:
+    mutable int nDoS;
+    bool DoS(int nDoSIn, bool fIn) const { nDoS += nDoSIn; return fIn; }
 
     CBlock()
     {
@@ -819,6 +829,7 @@ public:
         nNonce = 0;
         vtx.clear();
         vMerkleTree.clear();
+        nDoS = 0;
     }
 
     bool IsNull() const
@@ -917,7 +928,7 @@ public:
         fflush(fileout);
         if (!IsInitialBlockDownload() || (nBestHeight+1) % 500 == 0)
         {
-#ifdef __WXMSW__
+#ifdef WIN32
             _commit(_fileno(fileout));
 #else
             fsync(fileno(fileout));
@@ -1556,18 +1567,4 @@ public:
     bool ProcessAlert();
 };
 
-
-
-
-
-
-
-
-
-
-
-extern std::map<uint256, CTransaction> mapTransactions;
-extern std::map<uint160, std::vector<unsigned char> > mapPubKeys;
-extern CCriticalSection cs_mapPubKeys;
-
 #endif