public TransactionSignature Sign(Key key, SigHash sigHash)
{
CheckCompatibleSigHash(sigHash);
if (PartialSigs.ContainsKey(key.PubKey))
{
var signature = PartialSigs[key.PubKey];
if (sigHash != signature.SigHash)
{
throw new InvalidOperationException("A signature with a different sighash is already in the partial sigs");
}
return(signature);
}
if (!IsRelatedKey(key.PubKey))
{
return(null);
}
var coin = GetSignableCoin();
if (coin == null)
{
return(null);
}
var hash = Transaction.GetSignatureHash(coin, sigHash);
var signature2 = key.Sign(hash, sigHash, Parent.Settings.UseLowR);
this.PartialSigs.TryAdd(key.PubKey, signature2);
return(signature2);
}
public static string GetHexSignedTransaction(TransactionToSign txToSign)
{
var walletPrivateKey = ConfigurationManager.AppSettings[METACO_ENV_WALLET_PRIVATE_KEY_HEX_NAME];
var key = new Key(Encoders.Hex.DecodeData(walletPrivateKey));
var scriptPubKey = PayToPubkeyHashTemplate.Instance.GenerateScriptPubKey(key.PubKey);
var tx = new Transaction(Encoders.Hex.DecodeData(txToSign.Raw));
foreach(var inputsToSign in txToSign.InputsToSign)
{
var sigHash = tx.GetSignatureHash(scriptPubKey, inputsToSign.Index);
var sig = key.Sign(sigHash);
var txSign = new TransactionSignature(sig, SigHash.All);
var inputScript = PayToPubkeyHashTemplate.Instance.GenerateScriptSig(txSign, key.PubKey);
tx.Inputs[inputsToSign.Index].ScriptSig = inputScript;
Assert.True(Script.VerifyScript(scriptPubKey, tx, inputsToSign.Index));
}
return tx.ToHex();
}
public static uint256 SignatureHash(Script scriptCode, Transaction txTo, int nIn, SigHash nHashType, Money amount, HashVersion sigversion, PrecomputedTransactionData precomputedTransactionData)
{
return(txTo.GetSignatureHash(scriptCode, nIn, nHashType, amount, sigversion, precomputedTransactionData));
}
public static uint256 SignatureHash(Script scriptCode, Transaction txTo, int nIn, SigHash nHashType, Money amount = null, HashVersion sigversion = HashVersion.Original)
{
return(txTo.GetSignatureHash(scriptCode, nIn, nHashType, amount, sigversion, null));
}
public static uint256 SignatureHash(ICoin coin, Transaction txTo, SigHash nHashType = SigHash.All)
{
return(txTo.GetSignatureHash(coin, nHashType));
}