public XMRTaskTransferResponse XMR_Sign(string ToAddress, string Amount, string BaseData, string FromAddress)
{
XMRTaskTransferResponse taskTransferResponse = new XMRTaskTransferResponse();
try
{
constructionAttempt = 0;
var step2Response = TryReconstructTransaction(ToAddress, Amount, BaseData, FromAddress);
constructionAttempt = 1;
while (bool.Parse(step2Response.tx_must_be_reconstructed) || string.IsNullOrEmpty(step2Response.serialized_signed_tx))
{
if (constructionAttempt > kRECONSTRUCT_LIMIT)
{
taskTransferResponse.Error = "Unable to construct a transaction with sufficient fee for unknown reason.";
return(taskTransferResponse);
}
step2Response = TryReconstructTransaction(ToAddress, Amount, BaseData, FromAddress, step2Response.fee_actually_needed);
constructionAttempt++;
}
if (!string.IsNullOrEmpty(step2Response.serialized_signed_tx) && step2Response.tx_key_images != null && step2Response.tx_key_images.Length > 0)
{
taskTransferResponse.TxnHex = step2Response.serialized_signed_tx;
taskTransferResponse.SpendKeyImages = step2Response.tx_key_images;
}
else
{
taskTransferResponse.Error = "Tx construction completed with error. Something went wrong";
}
}
catch (Exception exc)
{
taskTransferResponse.Error = exc.Message;
}
return(taskTransferResponse);
}
private Step2Response TryReconstructTransaction(string ToAddress, string Amount, string BaseData, string FromAddress, string feeNeeded = null)
{
string s1jData = "";
string s2jData = "";
var res = Double.Parse(Amount) * 1e12;
Amount = res.ToString();
XMRTaskTransferResponse taskTransferResponse = new XMRTaskTransferResponse();
MoneroWalletInput data = ConvertFromString(BaseData);
data.PassedInAttemptAtFee = null;
if (feeNeeded != null) data.PassedInAttemptAtFee = feeNeeded;
Step1Prepare step1Prepare = ConvertFromWSObject(data, Amount);
byte[] s1compdata = System.Text.Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(step1Prepare, ser));
int s1len = XMRNative.s1compute(s1compdata, s1compdata.Length); s1compdata = new byte[s1len]; XMRNative.s1getdata(s1compdata, s1len);
s1jData = System.Text.Encoding.UTF8.GetString(s1compdata);
Step1Response step1Response = JsonConvert.DeserializeObject\\(s1jData, ser);
if (!string.IsNullOrEmpty(step1Response.err_msg)) throw new Exception(step1Response.err_msg);
if (!string.IsNullOrEmpty(step1Response.using_fee) && !string.IsNullOrEmpty(data.MaxAllowedFee))
{
BigInteger UsingFee = BigInteger.Parse(step1Response.using_fee);
BigInteger MaxFee = BigInteger.Parse(data.MaxAllowedFee);
if (UsingFee \>\ MaxFee) throw new Exception("Max fee exceeded by " + NDReverse((UsingFee - MaxFee).ToString(), 12));
}
string[] amounts = new string[step1Response.using_outs.Length];
for (int i = 0; i \ string mix = WS.XMRGetRandom(step1Response.mixin, amounts);
MixOutput[] mixOuts = JsonConvert.DeserializeObject\\(mix);
Step2Prepare step2Prepare = ConcertFromWSObjectAndMergeStep1(step1Response, data, Amount, MoneroWallet.Converters.ByteArrayToHex(wallet.Keys.SpendSecret), MoneroWallet.Converters.ByteArrayToHex(wallet.Keys.ViewSecret), FromAddress, ToAddress, mixOuts);
var s2 = JsonConvert.SerializeObject(step2Prepare, ser);
byte[] s2compdata = System.Text.Encoding.UTF8.GetBytes(s2);
int s2len = XMRNative.s2compute(s2compdata, s2compdata.Length);
s2compdata = new byte[s2len];
XMRNative.s2getdata(s2compdata, s2len);
s2jData = System.Text.Encoding.UTF8.GetString(s2compdata);
Step2Response step2Response = JsonConvert.DeserializeObject\\(s2jData, ser);
return step2Response;
}
