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 TransactionSignature Sign(Key key, Script scriptPubKey, SigHash sigHash = SigHash.All)
{
var hash = GetSignatureHash(scriptPubKey, sigHash);
return(key.Sign(hash, sigHash));
}
public void SignAll(Key key)
{
for(int i = 0 ; i < Inputs.Count ; i++)
{
if(Inputs[i].ScriptSig == null)
Inputs[i].ScriptSig = new PayToPubkeyHashTemplate().GenerateScriptPubKey(key.PubKey);
}
for(int i = 0 ; i < Inputs.Count ; i++)
{
var hash = Inputs[i].ScriptSig.SignatureHash(this, i, SigHash.All);
var sig = key.Sign(hash);
Inputs[i].ScriptSig
= new PayToPubkeyHashTemplate().GenerateScriptSig(new TransactionSignature(sig, SigHash.All), key.PubKey);
}
}
public TransactionSignature Sign(Key key, ICoin coin, SigHash sigHash)
{
var hash = GetSignatureHash(coin, sigHash);
return(key.Sign(hash, sigHash));
}