From a790fa46f40d751307f86c37a709eb119768ce5b Mon Sep 17 00:00:00 2001
From: s_nakamoto <s_nakamoto@1a98c847-1fd6-4fd8-948a-caf3550aa51b>
Date: Thu, 30 Sep 2010 16:23:07 +0000
Subject: don't count or spend payments until they have 1 confirmation, misc
 cleanup, changed internal version number from 312 to 31300 -- version 0.3.13

git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@158 1a98c847-1fd6-4fd8-948a-caf3550aa51b
---
 main.h | 100 +++++++++++++++++++++++++----------------------------------------
 1 file changed, 38 insertions(+), 62 deletions(-)

(limited to 'main.h')

diff --git a/main.h b/main.h
index 95e946a898..c5a0127c41 100644
--- a/main.h
+++ b/main.h
@@ -469,44 +469,6 @@ public:
         return (vin.size() == 1 && vin[0].prevout.IsNull());
     }
 
-    bool CheckTransaction() const
-    {
-        // Basic checks that don't depend on any context
-        if (vin.empty() || vout.empty())
-            return error("CTransaction::CheckTransaction() : vin or vout empty");
-
-        // Size limits
-        if (::GetSerializeSize(*this, SER_NETWORK) > MAX_BLOCK_SIZE)
-            return error("CTransaction::CheckTransaction() : size limits failed");
-
-        // Check for negative or overflow output values
-        int64 nValueOut = 0;
-        foreach(const CTxOut& txout, vout)
-        {
-            if (txout.nValue < 0)
-                return error("CTransaction::CheckTransaction() : txout.nValue negative");
-            if (txout.nValue > MAX_MONEY)
-                return error("CTransaction::CheckTransaction() : txout.nValue too high");
-            nValueOut += txout.nValue;
-            if (!MoneyRange(nValueOut))
-                return error("CTransaction::CheckTransaction() : txout total out of range");
-        }
-
-        if (IsCoinBase())
-        {
-            if (vin[0].scriptSig.size() < 2 || vin[0].scriptSig.size() > 100)
-                return error("CTransaction::CheckTransaction() : coinbase script size");
-        }
-        else
-        {
-            foreach(const CTxIn& txin, vin)
-                if (txin.prevout.IsNull())
-                    return error("CTransaction::CheckTransaction() : prevout is null");
-        }
-
-        return true;
-    }
-
     int GetSigOpCount() const
     {
         int n = 0;
@@ -655,20 +617,17 @@ public:
     }
 
 
-
     bool DisconnectInputs(CTxDB& txdb);
     bool ConnectInputs(CTxDB& txdb, map<uint256, CTxIndex>& mapTestPool, CDiskTxPos posThisTx,
                        CBlockIndex* pindexBlock, int64& nFees, bool fBlock, bool fMiner, int64 nMinFee=0);
     bool ClientConnectInputs();
-
+    bool CheckTransaction() const;
     bool AcceptToMemoryPool(CTxDB& txdb, bool fCheckInputs=true, bool* pfMissingInputs=NULL);
-
     bool AcceptToMemoryPool(bool fCheckInputs=true, bool* pfMissingInputs=NULL)
     {
         CTxDB txdb("r");
         return AcceptToMemoryPool(txdb, fCheckInputs, pfMissingInputs);
     }
-
 protected:
     bool AddToMemoryPoolUnchecked();
 public:
@@ -690,9 +649,7 @@ public:
     int nIndex;
 
     // memory only
-    mutable bool fMerkleVerified;
-    mutable bool fGetCreditCached;
-    mutable int64 nGetCreditCached;
+    mutable char fMerkleVerified;
 
 
     CMerkleTx()
@@ -710,8 +667,6 @@ public:
         hashBlock = 0;
         nIndex = -1;
         fMerkleVerified = false;
-        fGetCreditCached = false;
-        nGetCreditCached = 0;
     }
 
     IMPLEMENT_SERIALIZE
@@ -723,20 +678,6 @@ public:
         READWRITE(nIndex);
     )
 
-    int64 GetCredit(bool fUseCache=false) const
-    {
-        // Must wait until coinbase is safely deep enough in the chain before valuing it
-        if (IsCoinBase() && GetBlocksToMaturity() > 0)
-            return 0;
-
-        // GetBalance can assume transactions in mapWallet won't change
-        if (fUseCache && fGetCreditCached)
-            return nGetCreditCached;
-        nGetCreditCached = CTransaction::GetCredit();
-        fGetCreditCached = true;
-        return nGetCreditCached;
-    }
-
 
     int SetMerkleBranch(const CBlock* pblock=NULL);
     int GetDepthInMainChain(int& nHeightRet) const;
@@ -767,9 +708,16 @@ public:
     char fSpent;
     //// probably need to sign the order info so know it came from payer
 
+    // memory only
+    mutable char fDebitCached;
+    mutable char fCreditCached;
+    mutable int64 nDebitCached;
+    mutable int64 nCreditCached;
+
     // memory only UI hints
     mutable unsigned int nTimeDisplayed;
     mutable int nLinesDisplayed;
+    mutable char fConfirmedDisplayed;
 
 
     CWalletTx()
@@ -793,6 +741,10 @@ public:
         nTimeReceived = 0;
         fFromMe = false;
         fSpent = false;
+        fDebitCached = false;
+        fCreditCached = false;
+        nDebitCached = 0;
+        nCreditCached = 0;
         nTimeDisplayed = 0;
         nLinesDisplayed = 0;
     }
@@ -810,6 +762,31 @@ public:
         READWRITE(fSpent);
     )
 
+    int64 GetDebit() const
+    {
+        if (vin.empty())
+            return 0;
+        if (fDebitCached)
+            return nDebitCached;
+        nDebitCached = CTransaction::GetDebit();
+        fDebitCached = true;
+        return nDebitCached;
+    }
+
+    int64 GetCredit(bool fUseCache=false) const
+    {
+        // Must wait until coinbase is safely deep enough in the chain before valuing it
+        if (IsCoinBase() && GetBlocksToMaturity() > 0)
+            return 0;
+
+        // GetBalance can assume transactions in mapWallet won't change
+        if (fUseCache && fCreditCached)
+            return nCreditCached;
+        nCreditCached = CTransaction::GetCredit();
+        fCreditCached = true;
+        return nCreditCached;
+    }
+
     bool WriteToDisk()
     {
         return CWalletDB().WriteTx(GetHash(), *this);
@@ -1103,7 +1080,6 @@ public:
     }
 
 
-    int64 GetBlockValue(int nHeight, int64 nFees) const;
     bool DisconnectBlock(CTxDB& txdb, CBlockIndex* pindex);
     bool ConnectBlock(CTxDB& txdb, CBlockIndex* pindex);
     bool ReadFromDisk(const CBlockIndex* pindex, bool fReadTransactions=true);
-- 
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