X-Git-Url: https://git.novaco.in/?a=blobdiff_plain;f=Novacoin%2FCTransaction.cs;h=a061c70769885cb029fbfb4dc621ff56b232c64c;hb=624ac1021490395614a0cbee619c79860c22061a;hp=ef444f211657381ce0a9263af8fd990b3751e88d;hpb=031d9e2250687721838d86647625a6c949f91de6;p=NovacoinLibrary.git
diff --git a/Novacoin/CTransaction.cs b/Novacoin/CTransaction.cs
index ef444f2..a061c70 100644
--- a/Novacoin/CTransaction.cs
+++ b/Novacoin/CTransaction.cs
@@ -20,6 +20,8 @@ using System;
using System.Text;
using System.Collections.Generic;
using System.IO;
+using System.Diagnostics.Contracts;
+using System.Numerics;
namespace Novacoin
{
@@ -42,11 +44,16 @@ namespace Novacoin
}
///
- /// Represents the transaction. Any transaction must provide one input and one output at least.
+ /// Represents the transaction.
///
public class CTransaction
{
///
+ /// One cent = 10000 satoshis.
+ ///
+ public const ulong nCent = 10000;
+
+ ///
/// One coin = 1000000 satoshis.
///
public const ulong nCoin = 1000000;
@@ -56,6 +63,11 @@ namespace Novacoin
public const ulong nMaxMoney = 2000000000 * nCoin;
///
+ /// Maximum transaction size is 250Kb
+ ///
+ public const uint nMaxTxSize = 250000;
+
+ ///
/// Version of transaction schema.
///
public uint nVersion;
@@ -132,15 +144,15 @@ namespace Novacoin
return true;
}
- CTransaction txPrev = null;
+ TxOutItem txOutCursor = null;
for (int i = 0; i < vin.Length; i++)
{
var outpoint = vin[i].prevout;
- if (!CBlockStore.Instance.GetTransaction(outpoint.hash, ref txPrev))
+ if (!CBlockStore.Instance.GetTxOutCursor(outpoint, ref txOutCursor))
return false;
- if (!ScriptCode.VerifyScript(vin[i].scriptSig, txPrev.vout[outpoint.n].scriptPubKey, this, i, (int)scriptflag.SCRIPT_VERIFY_P2SH, 0))
+ if (!ScriptCode.VerifyScript(vin[i].scriptSig, txOutCursor.scriptPubKey, this, i, (int)scriptflag.SCRIPT_VERIFY_P2SH, 0))
return false;
}
@@ -174,7 +186,7 @@ namespace Novacoin
/// Checking result
public bool CheckTransaction()
{
- if (Size > 250000 || vin.Length == 0 || vout.Length == 0)
+ if (Size > nMaxTxSize || vin.Length == 0 || vout.Length == 0)
{
return false;
}
@@ -245,9 +257,9 @@ namespace Novacoin
}
if (nBlockTime == 0)
{
- nBlockTime = NetUtils.GetAdjustedTime();
+ nBlockTime = NetInfo.GetAdjustedTime();
}
- if (nLockTime < (nLockTime < NetUtils.nLockTimeThreshold ? nBlockHeight : nBlockTime))
+ if (nLockTime < (nLockTime < NetInfo.nLockTimeThreshold ? nBlockHeight : nBlockTime))
{
return true;
}
@@ -393,9 +405,26 @@ namespace Novacoin
///
/// Transaction hash
///
- public Hash256 Hash
+ public uint256 Hash
{
- get { return Hash256.Compute256(this); }
+ get { return CryptoUtils.ComputeHash256(this); }
+ }
+
+ ///
+ /// Amount of novacoins spent by this transaction.
+ ///
+ public ulong nValueOut
+ {
+ get
+ {
+ ulong nValueOut = 0;
+ foreach (var txout in vout)
+ {
+ nValueOut += txout.nValue;
+ Contract.Assert(MoneyRange(txout.nValue) && MoneyRange(nValueOut));
+ }
+ return nValueOut;
+ }
}
///
@@ -437,12 +466,12 @@ namespace Novacoin
foreach (var txin in vin)
{
- sb.AppendFormat(" {0},\n", txin.ToString());
+ sb.AppendFormat(" {0},\n", txin);
}
foreach (var txout in vout)
{
- sb.AppendFormat(" {0},\n", txout.ToString());
+ sb.AppendFormat(" {0},\n", txout);
}
sb.AppendFormat("\nnLockTime={0}\n)", nLockTime);
@@ -451,5 +480,15 @@ namespace Novacoin
}
public static bool MoneyRange(ulong nValue) { return (nValue <= nMaxMoney); }
+
+ internal uint GetP2SHSigOpCount(Dictionary inputs)
+ {
+ throw new NotImplementedException();
+ }
+
+ internal ulong GetValueIn(Dictionary inputs)
+ {
+ throw new NotImplementedException();
+ }
}
}