public TransactionOut GetTransactionOut(WalletAggregateAddress walletAddr)
{
if (walletAddr == null)
{
throw new ArgumentNullException(nameof(walletAddr));
}
if (walletAddr.Key == null)
{
throw new ArgumentNullException(nameof(walletAddr.Key));
}
if (TransactionOut == null || !TransactionOut.Any())
{
return(null);
}
var interpreter = new ScriptInterpreter();
var scriptBuilder = new ScriptBuilder();
var secondScript = scriptBuilder.New()
.AddToStack(walletAddr.Key.GetSignature())
.AddToStack(walletAddr.Key.GetPublicKey())
.Build();
foreach (var transactionOut in TransactionOut)
{
if (interpreter.Check(transactionOut.Script, secondScript))
{
return(transactionOut);
}
}
return(null);
}
public void CheckSignature()
{
var key = Key.Genererate();
var publicKeyHash = key.GetPublicKeyHashed();
var scriptBuilder = new ScriptBuilder();
var payload = Encoding.UTF8.GetBytes("sss");
var signature = key.Sign(payload);
var inputScript = scriptBuilder.New()
.AddToStack(signature)
.AddToStack(key.GetPublicKey())
.Build();
var outputScript = scriptBuilder.New()
.AddOperation(OpCodes.OP_DUP)
.AddOperation(OpCodes.OP_HASH160)
.AddToStack(publicKeyHash)
.AddOperation(OpCodes.OP_EQUALVERIFY)
.AddOperation(OpCodes.OP_CHECKSIG)
.Build();
var serializedInputScript = inputScript.Serialize();
var serializedOutputScript = outputScript.Serialize();
var deserializedInputScript = Script.Deserialize(serializedInputScript);
var deserializedOutputScript = Script.Deserialize(serializedOutputScript);
var interpreter = new ScriptInterpreter();
bool isCorrect = interpreter.Check(deserializedInputScript, deserializedOutputScript);
Assert.IsTrue(isCorrect);
}
public void CheckClientSignature()
{
var clientKey = KeyStore.GetClientKey();
var clientWallet = BlockChainAddress.Deserialize("12K5LnVWKCu9QGyB39uGAgVSAfBs33PKS96HSL93");
var scriptBuilder = new ScriptBuilder();
var inputScript = scriptBuilder.New()
.AddToStack(clientKey.GetSignature())
.AddToStack(clientKey.GetPublicKey())
.Build();
var outputScript = scriptBuilder.New()
.AddOperation(OpCodes.OP_DUP)
.AddOperation(OpCodes.OP_HASH160)
.AddToStack(clientWallet.PublicKeyHash)
.AddOperation(OpCodes.OP_EQUALVERIFY)
.AddOperation(OpCodes.OP_CHECKSIG)
.Build();
var serializedInputScript = inputScript.Serialize();
var serializedOutputScript = outputScript.Serialize();
var deserializedInputScript = Script.Deserialize(serializedInputScript);
var deserializedOutputScript = Script.Deserialize(serializedOutputScript);
var interpreter = new ScriptInterpreter();
bool isCorrect = interpreter.Check(deserializedInputScript, deserializedOutputScript);
Assert.IsTrue(isCorrect);
}
public void Check16EqualTo16()
{
var scriptBuilder = new ScriptBuilder();
var inputScript = scriptBuilder.New()
.AddOperation(OpCodes.OP_1)
.Build();
var outputScript = scriptBuilder.New()
.AddOperation(OpCodes.OP_15)
.AddOperation(OpCodes.OP_ADD)
.AddOperation(OpCodes.OP_16)
.AddOperation(OpCodes.OP_EQUAL)
.AddOperation(OpCodes.OP_VERIFY)
.Build();
var serializedInputScript = inputScript.Serialize();
var serializedOutputScript = outputScript.Serialize();
var deserializedInputScript = Script.Deserialize(serializedInputScript);
var deserializedOutputScript = Script.Deserialize(serializedOutputScript);
var interpreter = new ScriptInterpreter();
bool isCorrect = interpreter.Check(deserializedInputScript, deserializedOutputScript);
Assert.IsTrue(isCorrect);
}
