public static byte[] ConvertTryesToPrivateKey(byte[] publicKey, ulong[] tryes)
{
ulong UintMax = 4294967296;
ParsedPubKey pubKey = Utils.ParseXYfromPub(publicKey, true);
byte[] prv = new byte[32];
for (int indexPrv = 0; indexPrv < 32; indexPrv++)
{
ulong targetX = pubKey.xU[Utils.GetPubUIndex(indexPrv)];
ulong targetY = pubKey.yU[Utils.GetPubUIndex(indexPrv)];
ulong Mult = targetX * targetY;
ulong SeedSum = (ulong)((new BigInteger(pubKey.X) % UintMax).LongValue() + (new BigInteger(pubKey.Y) % UintMax).LongValue());
ulong Try = tryes[indexPrv];
ulong Hash = Try + (Mult * ((ulong)indexPrv + Try)) % UintMax;
ulong limitDeOperações = (uint)Math.Pow(2d, (double)(Hash % 2) + 1d);
ulong SeedC = Try + Mult;
ulong Seed = ((Hash + SeedSum + SeedC) + Try) % UintMax;
string Expr = string.Empty;
byte result = (byte)ExprGenerator.Generate(ref Hash, ref Seed, ref limitDeOperações, ref pubKey.X, ref pubKey.Y, out Expr);
prv[indexPrv] = result;
}
return(prv);
}
public static ulong[] GetPubKeyCorrectTryes(Key key, int limitPrvIndex = 32, bool PrintCorrectExpr = false)
{
ulong UintMax = 4294967296;
ParsedPubKey pubKey = Utils.ParseXYfromPub(key.PubKey.Decompress().ToBytes(), true);
byte[] prv = key.ToBytes();
ulong[] CorrectTryes = new ulong[32];
for (int indexPrv = 0; indexPrv < limitPrvIndex; indexPrv++)
{
ulong targetX = pubKey.xU[Utils.GetPubUIndex(indexPrv)];
ulong targetY = pubKey.yU[Utils.GetPubUIndex(indexPrv)];
ulong Mult = targetX * targetY;
ulong SeedSum = (ulong)((new BigInteger(pubKey.X) % UintMax).LongValue() + (new BigInteger(pubKey.Y) % UintMax).LongValue());
for (ulong Try = 0; Try < ulong.MaxValue; Try++)
{
ulong Hash = Try + (Mult * ((ulong)indexPrv + Try)) % UintMax;
ulong limitDeOperações = (uint)Math.Pow(2d, (double)(Hash % 2) + 1d);
ulong SeedC = Try + Mult;
ulong Seed = ((Hash + SeedSum + SeedC) + Try) % UintMax;
string Expr = string.Empty;
byte result = (byte)ExprGenerator.Generate(ref Hash, ref Seed, ref limitDeOperações, ref pubKey.X, ref pubKey.Y, out Expr);
if (prv[indexPrv] == result)
{
CorrectTryes[indexPrv] = Try;
if (PrintCorrectExpr)
{
Console.WriteLine("Correct expression for index " + indexPrv + " = " + Expr);
}
break;
}
}
}
return(CorrectTryes);
}
public static int Calculate(ParsedPubKey pubkey, ref string expression)
{
return(Calculate(pubkey.X, pubkey.Y, ref expression));
}