private Transaction CombineSignaturesCore(Transaction signed1, Transaction signed2)
{
if (signed1 == null)
{
return(signed2);
}
if (signed2 == null)
{
return(signed1);
}
var tx = signed1.Clone();
for (int i = 0; i < tx.Inputs.Count; i++)
{
if (i >= signed2.Inputs.Count)
{
break;
}
var txIn = tx.Inputs[i];
var coin = FindCoin(txIn.PrevOut);
var scriptPubKey = coin == null
? (DeduceScriptPubKey(txIn.ScriptSig) ?? DeduceScriptPubKey(signed2.Inputs[i].ScriptSig))
: coin.ScriptPubKey;
tx.Inputs[i].ScriptSig = Script.CombineSignatures(
scriptPubKey,
tx,
i,
signed1.Inputs[i].ScriptSig,
signed2.Inputs[i].ScriptSig);
}
return(tx);
}
