public void AddInput(TXInput input)
{
if (
!TableUInt32.TrySpend(input) &&
!TableULong64.TrySpend(input) &&
!TableUInt32Array.TrySpend(input))
{
Inputs.Add(input);
}
}
public bool TrySpend(TXInput tXInput)
{
TXOutputWallet output =
TXOutputsSpendable.Find(o =>
o.TXIDShort == tXInput.TXIDOutputShort &&
o.OutputIndex == tXInput.OutputIndex);
if (output == null ||
!output.TXID.IsEqual(tXInput.TXIDOutput))
{
return(false);
}
TXOutputsSpendable.Remove(output);
Console.WriteLine(
"Spent output {0} in tx {1} with {2} satoshis.",
output.OutputIndex,
output.TXID.ToHexString(),
output.Value);
return(true);
}
byte[] ParseTX(bool isCoinbase)
{
try
{
int tXStartIndex = BufferIndex;
BufferIndex += BYTE_LENGTH_VERSION;
bool isWitnessFlagPresent = Buffer[BufferIndex] == 0x00;
if (isWitnessFlagPresent)
{
throw new NotImplementedException("Parsing of segwit txs not implemented");
//BufferIndex += 2;
}
int countInputs = VarInt.GetInt32(Buffer, ref BufferIndex);
if (isCoinbase)
{
new TXInput(Buffer, ref BufferIndex);
}
else
{
for (int i = 0; i < countInputs; i += 1)
{
TXInput input = new TXInput(Buffer, ref BufferIndex);
AddInput(input);
}
}
int countTXOutputs = VarInt.GetInt32(Buffer, ref BufferIndex);
for (int i = 0; i < countTXOutputs; i += 1)
{
BufferIndex += BYTE_LENGTH_OUTPUT_VALUE;
int lengthLockingScript = VarInt.GetInt32(Buffer, ref BufferIndex);
BufferIndex += lengthLockingScript;
}
//if (isWitnessFlagPresent)
//{
//var witnesses = new TXWitness[countInputs];
//for (int i = 0; i < countInputs; i += 1)
//{
// witnesses[i] = TXWitness.Parse(Buffer, ref BufferIndex);
//}
//}
BufferIndex += BYTE_LENGTH_LOCK_TIME;
int tXLength = BufferIndex - tXStartIndex;
byte[] tXHash = SHA256.ComputeHash(
SHA256.ComputeHash(
Buffer,
tXStartIndex,
tXLength));
AddOutput(
tXHash,
countTXOutputs);
return(tXHash);
}
catch (ArgumentOutOfRangeException)
{
throw new ChainException();
}
}
