public void SignTransaction(Key signingKey)
{
if (signingKey.PublicKey != FromAddress)
{
throw new Exception("You cannot sign transactions for other wallets!");
}
var hashTx = HashGenerator.CalculateHash(FromAddress + ToAddress + Amount + signingKey.PublicKey);
Signature = hashTx;
}
protected Int32 GenerateConfigId(EndpointConfiguration config)
{
Int64 result = config.RootDeviceDescriptionPathsToRootDevices.Values.Select(
rootDevice => rootDevice.BuildRootDeviceDescription(
_serverData, config, CultureInfo.InvariantCulture)).Aggregate <string, long>(
0, (current, description) => current + HashGenerator.CalculateHash(0, description));
result = config.SCPDPathsToServices.Values.Select(service => service.BuildSCPDDocument(
config, _serverData)).Aggregate(result, (current, description) => current + HashGenerator.CalculateHash(0, description));
result += HashGenerator.CalculateHash(0, NetworkHelper.IPAddrToString(config.EndPointIPAddress));
//result += HashGenerator.CalculateHash(0, config.ServicePrefix);
result += HashGenerator.CalculateHash(0, config.ControlPathBase + config.DescriptionPathBase + config.EventSubPathBase);
return((int)result);
}
public bool IsValid()
{
if (string.IsNullOrEmpty(FromAddress))
{
return(true);
}
if (string.IsNullOrEmpty(Signature) || Signature.Length == 0)
{
throw new Exception("No signature in this transaction");
}
var hashTx = HashGenerator.CalculateHash(FromAddress + ToAddress + Amount + FromAddress);
return(hashTx == Signature);
}
public string GetKey()
{
var rsa = new RSACryptoServiceProvider(1024);
RSAParameters parameters = rsa.ExportParameters(true);
Key key = new Key(HashGenerator.CalculateHash(Convert.ToBase64String(parameters.D)));
key.PublicKey =
HashGenerator.CalculateHash(key.PrivateKey + parameters.D + parameters.DP + parameters.DQ +
parameters.Exponent);
Transaction tx = new Transaction(TestWalletAddress, key.PublicKey, 50);
tx.SignTransaction(new Key()
{
PrivateKey = TestKey, PublicKey = TestWalletAddress
});
KevCoin.AddTransaction(tx);
// KevCoin.MinePendingTransactions(TestWalletAddress);
return($"Private key: {key.PrivateKey}" +
$"\nPublic key: {key.PublicKey}" +
$"\nYour free reward of 50 coins is added to pending transactions.");
}
public string CalculateHash()
{
return(HashGenerator.CalculateHash($"{this.Node} + {this.PreviousHash} + {this.TimeStamp} + {JsonConvert.SerializeObject(this.Data) + this.Nonce}"));
}
public string CalculateHash()
{
return(HashGenerator.CalculateHash(Timestamp + Transactions.ToString() + PreviousHash + Nonce));
}