Novacoin/CTxOut.cs

   1 \feffusing System;
   2 using System.Text;
   3 using System.Collections.Generic;
   4
   5 namespace Novacoin
   6 {
   7         /// <summary>
   8         /// Transaction output.
   9         /// </summary>
  10         public class CTxOut
  11         {
  12                 /// <summary>
  13                 /// Input value.
  14                 /// </summary>
  15         public ulong nValue;
  16
  17                 /// <summary>
  18                 /// Second half of script which contains spending instructions.
  19                 /// </summary>
  20         public byte[] scriptPubKey;
  21
  22         /// <summary>
  23         /// Initialize new CTxOut instance as a copy of another instance.
  24         /// </summary>
  25         /// <param name="o">CTxOut instance.</param>
  26         public CTxOut(CTxOut o)
  27         {
  28             nValue = o.nValue;
  29             scriptPubKey = o.scriptPubKey;
  30         }
  31
  32         /// <summary>
  33         /// Initialize an empty instance of CTxOut class
  34         /// </summary>
  35         public CTxOut()
  36         {
  37         }
  38
  39         /// <summary>
  40         /// Read vout list from byte sequence.
  41         /// </summary>
  42         /// <param name="wBytes">Reference to byte sequence</param>
  43         /// <returns>Outputs array</returns>
  44         public static CTxOut[] ReadTxOutList(ref WrappedList<byte> wBytes)
  45         {
  46             int nOutputs = (int)VarInt.ReadVarInt(ref wBytes);
  47             CTxOut[] vout =new CTxOut[nOutputs];
  48
  49             for (int nIndex = 0; nIndex < nOutputs; nIndex++)
  50             {
  51                 // Fill outputs array
  52                 vout[nIndex] = new CTxOut();
  53                 vout[nIndex].nValue = Interop.LEBytesToUInt64(wBytes.GetItems(8));
  54                 vout[nIndex].scriptPubKey = wBytes.GetItems((int)VarInt.ReadVarInt(ref wBytes));
  55             }
  56
  57             return vout;
  58         }
  59
  60         /// <summary>
  61         /// Get raw bytes representation of our output.
  62         /// </summary>
  63         /// <returns>Byte sequence.</returns>
  64         public IList<byte> ToBytes()
  65         {
  66             List<byte> resultBytes = new List<byte>();
  67
  68             resultBytes.AddRange(Interop.LEBytes(nValue)); // txout value
  69             resultBytes.AddRange(VarInt.EncodeVarInt(scriptPubKey.LongLength)); // scriptPubKey length
  70             resultBytes.AddRange(scriptPubKey); // scriptPubKey
  71
  72             return resultBytes;
  73         }
  74
  75                 public override string ToString ()
  76                 {
  77                         StringBuilder sb = new StringBuilder ();
  78                         sb.AppendFormat ("CTxOut(nValue={0},scriptPubKey={1})", nValue, (new CScript(scriptPubKey)).ToString());
  79
  80                         return sb.ToString ();
  81                 }
  82         }
  83 }
  84