internal void TrySign(ExtKey masterKey, SigHash sigHash, DerivationCache derivation)
{
foreach (var hdk in HDKeyPaths)
{
var pubkey = hdk.Key;
var keyPath = hdk.Value.Item2;
var fp = hdk.Value.Item1;
if ((fp == masterKey.GetPublicKey().GetHDFingerPrint() || fp == default) &&
(derivation.Derive(keyPath) is ExtKey k && k.GetPublicKey() == pubkey))
{
Sign(k.PrivateKey, sigHash);
}
}
}
