public static async Task <Coin> OutpointToCoinAsync( InputRegistrationRequest request, Prison prison, IRPCClient rpc, WabiSabiConfig config) { OutPoint input = request.Input; if (prison.TryGet(input, out var inmate) && (!config.AllowNotedInputRegistration || inmate.Punishment != Punishment.Noted)) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputBanned); } var txOutResponse = await rpc.GetTxOutAsync(input.Hash, (int)input.N, includeMempool : true).ConfigureAwait(false); if (txOutResponse is null) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputSpent); } if (txOutResponse.Confirmations == 0) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputUnconfirmed); } if (txOutResponse.IsCoinBase && txOutResponse.Confirmations <= 100) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputImmature); } return(new Coin(input, txOutResponse.TxOut)); }
public static async Task <IDictionary <Coin, byte[]> > PreProcessAsync( InputsRegistrationRequest request, Prison prison, IRPCClient rpc, WabiSabiConfig config) { var inputRoundSignaturePairs = request.InputRoundSignaturePairs; var inputs = inputRoundSignaturePairs.Select(x => x.Input); int inputCount = inputs.Count(); if (inputCount != inputs.Distinct().Count()) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.NonUniqueInputs); } if (inputs.Any(x => prison.TryGet(x, out var inmate) && (!config.AllowNotedInputRegistration || inmate.Punishment != Punishment.Noted))) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputBanned); } Dictionary <Coin, byte[]> coinRoundSignaturePairs = new(); foreach (var inputRoundSignaturePair in inputRoundSignaturePairs) { OutPoint input = inputRoundSignaturePair.Input; var txOutResponse = await rpc.GetTxOutAsync(input.Hash, (int)input.N, includeMempool : true).ConfigureAwait(false); if (txOutResponse is null) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputSpent); } if (txOutResponse.Confirmations == 0) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputUnconfirmed); } if (txOutResponse.IsCoinBase && txOutResponse.Confirmations <= 100) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.InputImmature); } if (!txOutResponse.TxOut.ScriptPubKey.IsScriptType(ScriptType.P2WPKH)) { throw new WabiSabiProtocolException(WabiSabiProtocolErrorCode.ScriptNotAllowed); } coinRoundSignaturePairs.Add(new Coin(input, txOutResponse.TxOut), inputRoundSignaturePair.RoundSignature); } return(coinRoundSignaturePairs); }