3 using System.Collections.Generic;
13 /// Hash of parent transaction.
15 public Hash256 txID = new Hash256();
18 /// Parent input number.
23 /// First half of script, signatures for the scriptPubKey
25 public byte[] scriptSig;
28 /// Transaction variant number, irrelevant if nLockTime isn't specified. Its value is 0xffffffff by default.
30 public uint nSequence = 0xffffffff;
33 /// Initialize new CTxIn instance as copy of another one.
35 /// <param name="i">CTxIn instance.</param>
40 scriptSig = i.scriptSig;
41 nSequence = i.nSequence;
45 /// Initialize an empty instance of CTxIn class
52 /// Get raw bytes representation of our input.
54 /// <returns>Byte sequence.</returns>
55 public IList<byte> ToBytes()
57 List<byte> inputBytes = new List<byte>();
59 inputBytes.AddRange(txID.hashBytes); // Input transaction id
60 inputBytes.AddRange(Interop.LEBytes(n)); // Output number
61 inputBytes.AddRange(VarInt.EncodeVarInt(scriptSig.LongLength)); // scriptSig length
62 inputBytes.AddRange(scriptSig); // scriptSig
63 inputBytes.AddRange(Interop.LEBytes(nSequence)); // Sequence
68 public bool IsCoinBase()
73 public override string ToString ()
75 StringBuilder sb = new StringBuilder ();
79 sb.AppendFormat("CTxIn(txId={0},coinbase={2},nSequence={3})", txID.ToString(), n, Interop.ToHex(scriptSig), nSequence);
83 sb.AppendFormat("CTxIn(txId={0},n={1},scriptSig={2},nSequence={3})", txID.ToString(), n, (new CScript(scriptSig)).ToString(), nSequence);
86 return sb.ToString ();