Use CScript for vin and vout,
[NovacoinLibrary.git] / Novacoin / CTransaction.cs
index 8146685..89c4b11 100644 (file)
@@ -22,12 +22,12 @@ namespace Novacoin
                /// <summary>
                /// Array of transaction inputs
                /// </summary>
-               public CTxIn[] inputs;
+               public CTxIn[] vin;
 
                /// <summary>
                /// Array of transaction outputs
                /// </summary>
-               public CTxOut[] outputs;
+               public CTxOut[] vout;
 
                /// <summary>
                /// Block height or timestamp when transaction is final
@@ -42,42 +42,73 @@ namespace Novacoin
         }
 
         /// <summary>
+        /// Initialize new instance as a copy of another transaction
+        /// </summary>
+        /// <param name="tx">Transaction to copy from</param>
+        public CTransaction(CTransaction tx)
+        {
+            nVersion = tx.nVersion;
+            nTime = tx.nTime;
+
+            vin = new CTxIn[tx.vin.Length];
+
+            for (int i = 0; i < vin.Length; i++)
+            {
+                vin[i] = new CTxIn(tx.vin[i]);
+            }
+
+            vout = new CTxOut[tx.vout.Length];
+
+            for (int i = 0; i < vout.Length; i++)
+            {
+                vout[i] = new CTxOut(tx.vout[i]);
+            }
+
+            nLockTime = tx.nLockTime;
+        }
+
+
+        /// <summary>
         /// Parse byte sequence and initialize new instance of CTransaction
         /// </summary>
-        /// <param name="txBytes"></param>
+        /// <param name="txBytes">Byte sequence</param>
                public CTransaction (IList<byte> txBytes)
                {
             WrappedList<byte> wBytes = new WrappedList<byte>(txBytes);
 
-            nVersion = Interop.LEBytesToUInt32(wBytes.GetItems(4));
-            nTime = Interop.LEBytesToUInt32(wBytes.GetItems(4));
+            nVersion = BitConverter.ToUInt32(wBytes.GetItems(4),0);
+            nTime = BitConverter.ToUInt32(wBytes.GetItems(4),0);
 
             int nInputs = (int)VarInt.ReadVarInt(ref wBytes);
-            inputs = new CTxIn[nInputs];
+            vin = new CTxIn[nInputs];
 
             for (int nCurrentInput = 0; nCurrentInput < nInputs; nCurrentInput++)
             {
                 // Fill inputs array
-                inputs[nCurrentInput] = new CTxIn();
+                vin[nCurrentInput] = new CTxIn();
 
-                inputs[nCurrentInput].txID = new Hash256(wBytes.GetItems(32));
-                inputs[nCurrentInput].n = Interop.LEBytesToUInt32(wBytes.GetItems(4));
-                inputs[nCurrentInput].scriptSig = wBytes.GetItems((int)VarInt.ReadVarInt(ref wBytes));
-                inputs[nCurrentInput].nSequence = Interop.LEBytesToUInt32(wBytes.GetItems(4));
+                vin[nCurrentInput].txID = new Hash256(wBytes.GetItems(32));
+                vin[nCurrentInput].n = BitConverter.ToUInt32(wBytes.GetItems(4), 0);
+
+                int nScriptSigLen = (int)VarInt.ReadVarInt(ref wBytes);
+                vin[nCurrentInput].scriptSig = new CScript(wBytes.GetItems(nScriptSigLen));
+                vin[nCurrentInput].nSequence = BitConverter.ToUInt32(wBytes.GetItems(4), 0);
             }
 
             int nOutputs = (int)VarInt.ReadVarInt(ref wBytes);
-            outputs = new CTxOut[nOutputs];
+            vout = new CTxOut[nOutputs];
 
             for (int nCurrentOutput = 0; nCurrentOutput < nOutputs; nCurrentOutput++)
             {
                 // Fill outputs array
-                outputs[nCurrentOutput] = new CTxOut();
-                outputs[nCurrentOutput].nValue = Interop.LEBytesToUInt64(wBytes.GetItems(8));
-                outputs[nCurrentOutput].scriptPubKey = wBytes.GetItems((int)VarInt.ReadVarInt(ref wBytes));
+                vout[nCurrentOutput] = new CTxOut();
+                vout[nCurrentOutput].nValue = BitConverter.ToUInt64(wBytes.GetItems(8), 0);
+
+                int nScriptPKLen = (int)VarInt.ReadVarInt(ref wBytes);
+                vout[nCurrentOutput].scriptPubKey = new CScript(wBytes.GetItems(nScriptPKLen));
             }
 
-            nLockTime = Interop.LEBytesToUInt32(wBytes.GetItems(4));
+            nLockTime = BitConverter.ToUInt32(wBytes.GetItems(4), 0);
                }
 
         /// <summary>
@@ -98,88 +129,91 @@ namespace Novacoin
                 // Fill the transactions array
                 tx[nTx] = new CTransaction();
 
-                tx[nTx].nVersion = Interop.LEBytesToUInt32(wTxBytes.GetItems(4));
-                tx[nTx].nTime = Interop.LEBytesToUInt32(wTxBytes.GetItems(4));
+                tx[nTx].nVersion = BitConverter.ToUInt32(wTxBytes.GetItems(4), 0);
+                tx[nTx].nTime = BitConverter.ToUInt32(wTxBytes.GetItems(4), 0);
 
                 // Inputs array
-                tx[nTx].inputs = CTxIn.ReadTxInList(ref wTxBytes);
+                tx[nTx].vin = CTxIn.ReadTxInList(ref wTxBytes);
 
                 // outputs array
-                tx[nTx].outputs = CTxOut.ReadTxOutList(ref wTxBytes);
+                tx[nTx].vout = CTxOut.ReadTxOutList(ref wTxBytes);
 
-                tx[nTx].nLockTime = Interop.LEBytesToUInt32(wTxBytes.GetItems(4));
+                tx[nTx].nLockTime = BitConverter.ToUInt32(wTxBytes.GetItems(4), 0);
             }
 
             return tx;
         }
 
-        IList<byte> ToBytes()
+        public IList<byte> Bytes
         {
-            List<byte> resultBytes = new List<byte>();
-
-            // Typical transaction example:
-            //
-            // 01000000 -- version
-            // 78b4c953 -- timestamp
-            // 06       -- amount of txins
-            // 340d96b77ec4ee9d42b31cadc2fab911e48d48c36274d516f226d5e85bbc512c -- txin hash
-            // 01000000 -- txin outnumber
-            // 6b       -- txin scriptSig length
-            // 483045022100c8df1fc17b6ea1355a39b92146ec67b3b53565e636e028010d3a8a87f6f805f202203888b9b74df03c3960773f2a81b2dfd1efb08bb036a8f3600bd24d5ed694cd5a0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // 364c640420de8fa77313475970bf09ce4d0b1f8eabb8f1d6ea49d90c85b202ee -- txin hash
-            // 01000000 -- txin outnumber
-            // 6b       -- txin scriptSig length
-            // 483045022100b651bf3a6835d714d2c990c742136d769258d0170c9aac24803b986050a8655b0220623651077ff14b0a9d61e30e30f2c15352f70491096f0ec655ae1c79a44e53aa0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // 7adbd5f2e521f567bfea2cb63e65d55e66c83563fe253464b75184a5e462043d -- txin hash
-            // 00000000 -- txin outnumber
-            // 6a       -- txin scriptSig length
-            // 4730440220183609f2b995993acc9df241aff722d48b9a731b0cd376212934565723ed81f00220737e7ce75ef39bdc061d0dcdba3ee24e43b899696a7c96803cee0a79e1f78ecb0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // 999eb03e00a41c2f9fde8865a554ceebbc48d30f4c8ba22dd88da8c9b46fa920 -- txin hash
-            // 03000000 -- txin outnumber
-            // 6b       -- txin scriptSig length
-            // 483045022100ec1ab104ef086ba79b0f2611ebf1bfdd22a7a1020f6630fa1c6707546626e0db022056093d4048a999392185ccc735ef736a5497bd68f60b42e6c0c93ba770b54d010121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // c0543b86be257ddd85b014a76718a70fab9eaa3c477460e4ca187094d86f369c -- txin hash
-            // 05000000 -- txin outnumber
-            // 69       -- txin scriptSig length
-            // 463043021f24275c72f952043174daf01d7f713f878625f0522124a3cab48a0a2e12604202201b47742e6697b0ebdd1e4ba49c74baf142a0228ad0e0ee847488994c9dce78470121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // e1793d4519147782293dd1db6d90e461265d91db2cc6889c37209394d42ad10d -- txin hash
-            // 05000000 -- txin outnumber
-            // 6a       -- txin scriptSig length
-            // 473044022018a0c3d73b2765d75380614ab36ee8e3c937080894a19166128b1e3357b208fb0220233c9609985f535547381431526867ad0255ec4969afe5c360544992ed6b3ed60121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
-            // ffffffff -- txin nSequence
-            // 02 -- amount of txouts
-            // e542000000000000 -- txout value
-            // 19 -- scriptPubKey length
-            // 76a91457d84c814b14bd86bf32f106b733baa693db7dc788ac -- scriptPubKey
-            // 409c000000000000 -- txout value
-            // 19 -- scriptPubKey length
-            // 76a91408c8768d5d6bf7c1d9609da4e766c3f1752247b188ac -- scriptPubKey
-            // 00000000 -- lock time
-
-            resultBytes.AddRange(Interop.LEBytes(nVersion));
-            resultBytes.AddRange(Interop.LEBytes(nTime));
-            resultBytes.AddRange(VarInt.EncodeVarInt(inputs.LongLength));
-
-            foreach(CTxIn input in inputs)
-            {
-                resultBytes.AddRange(input.ToBytes());
-            }
-
-            resultBytes.AddRange(VarInt.EncodeVarInt(outputs.LongLength));
-            
-            foreach(CTxOut output in outputs)
+            get
             {
-                resultBytes.AddRange(output.ToBytes());
+                List<byte> resultBytes = new List<byte>();
+
+                // Typical transaction example:
+                //
+                // 01000000 -- version
+                // 78b4c953 -- timestamp
+                // 06       -- amount of txins
+                // 340d96b77ec4ee9d42b31cadc2fab911e48d48c36274d516f226d5e85bbc512c -- txin hash
+                // 01000000 -- txin outnumber
+                // 6b       -- txin scriptSig length
+                // 483045022100c8df1fc17b6ea1355a39b92146ec67b3b53565e636e028010d3a8a87f6f805f202203888b9b74df03c3960773f2a81b2dfd1efb08bb036a8f3600bd24d5ed694cd5a0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // 364c640420de8fa77313475970bf09ce4d0b1f8eabb8f1d6ea49d90c85b202ee -- txin hash
+                // 01000000 -- txin outnumber
+                // 6b       -- txin scriptSig length
+                // 483045022100b651bf3a6835d714d2c990c742136d769258d0170c9aac24803b986050a8655b0220623651077ff14b0a9d61e30e30f2c15352f70491096f0ec655ae1c79a44e53aa0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // 7adbd5f2e521f567bfea2cb63e65d55e66c83563fe253464b75184a5e462043d -- txin hash
+                // 00000000 -- txin outnumber
+                // 6a       -- txin scriptSig length
+                // 4730440220183609f2b995993acc9df241aff722d48b9a731b0cd376212934565723ed81f00220737e7ce75ef39bdc061d0dcdba3ee24e43b899696a7c96803cee0a79e1f78ecb0121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // 999eb03e00a41c2f9fde8865a554ceebbc48d30f4c8ba22dd88da8c9b46fa920 -- txin hash
+                // 03000000 -- txin outnumber
+                // 6b       -- txin scriptSig length
+                // 483045022100ec1ab104ef086ba79b0f2611ebf1bfdd22a7a1020f6630fa1c6707546626e0db022056093d4048a999392185ccc735ef736a5497bd68f60b42e6c0c93ba770b54d010121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // c0543b86be257ddd85b014a76718a70fab9eaa3c477460e4ca187094d86f369c -- txin hash
+                // 05000000 -- txin outnumber
+                // 69       -- txin scriptSig length
+                // 463043021f24275c72f952043174daf01d7f713f878625f0522124a3cab48a0a2e12604202201b47742e6697b0ebdd1e4ba49c74baf142a0228ad0e0ee847488994c9dce78470121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // e1793d4519147782293dd1db6d90e461265d91db2cc6889c37209394d42ad10d -- txin hash
+                // 05000000 -- txin outnumber
+                // 6a       -- txin scriptSig length
+                // 473044022018a0c3d73b2765d75380614ab36ee8e3c937080894a19166128b1e3357b208fb0220233c9609985f535547381431526867ad0255ec4969afe5c360544992ed6b3ed60121030dd13e6d3c63fa10cc0b6bf968fbbfcb9a988b333813b1f22d04fa60e344bc4c -- txin scriptSig
+                // ffffffff -- txin nSequence
+                // 02 -- amount of txouts
+                // e542000000000000 -- txout value
+                // 19 -- scriptPubKey length
+                // 76a91457d84c814b14bd86bf32f106b733baa693db7dc788ac -- scriptPubKey
+                // 409c000000000000 -- txout value
+                // 19 -- scriptPubKey length
+                // 76a91408c8768d5d6bf7c1d9609da4e766c3f1752247b188ac -- scriptPubKey
+                // 00000000 -- lock time
+
+                resultBytes.AddRange(BitConverter.GetBytes(nVersion));
+                resultBytes.AddRange(BitConverter.GetBytes(nTime));
+                resultBytes.AddRange(VarInt.EncodeVarInt(vin.LongLength));
+
+                foreach (CTxIn input in vin)
+                {
+                    resultBytes.AddRange(input.Bytes);
+                }
+
+                resultBytes.AddRange(VarInt.EncodeVarInt(vout.LongLength));
+
+                foreach (CTxOut output in vout)
+                {
+                    resultBytes.AddRange(output.Bytes);
+                }
+
+                resultBytes.AddRange(BitConverter.GetBytes(nLockTime));
+
+                return resultBytes;
             }
-
-            resultBytes.AddRange(Interop.LEBytes(nLockTime));
-
-            return resultBytes;
         }
 
         public override string ToString()
@@ -188,20 +222,19 @@ namespace Novacoin
 
             sb.AppendFormat("CTransaction(\n nVersion={0},\n nTime={1},\n", nVersion, nTime);
 
-            foreach (CTxIn txin in inputs)
+            foreach (CTxIn txin in vin)
             {
                 sb.AppendFormat(" {0},\n", txin.ToString());
             }
 
-            foreach (CTxOut txout in outputs)
+            foreach (CTxOut txout in vout)
             {
                 sb.AppendFormat(" {0},\n", txout.ToString());
             }
 
-            sb.AppendFormat("nLockTime={0})\n", nLockTime);
+            sb.AppendFormat("\nnLockTime={0}\n)", nLockTime);
 
             return sb.ToString();
         }
        }
 }
-