Esempio n. 1
0
 internal static void ComputeTapTweak(TaprootInternalPubKey internalKey, uint256?merkleRoot, Span <byte> tweak32)
 {
     using Secp256k1.SHA256 sha = new Secp256k1.SHA256();
     sha.InitializeTagged("TapTweak");
     internalKey.pubkey.WriteToSpan(tweak32);
     sha.Write(tweak32);
     if (merkleRoot is uint256)
     {
         merkleRoot.ToBytes(tweak32);
         sha.Write(tweak32);
     }
     sha.GetHash(tweak32);
 }