public void StartRingSettings(string gs, string egs, int numRotors, int l, int m, int r, StreamWriter file)
{ // ring setting lower case letters a -> z; 0 -> 25
// l = left ground setting, m = middle ground setting , r = right ground setting
Enigma.Machine.Rotor lr;
Enigma.Machine.Rotor mr;
Enigma.Machine.Rotor rr;
Enigma.Machine.MachineRun ma;
int gsL = (int)gs[0] - 65; // 1st letter of ground setting. uppercase to 0 -> 25
int gsM = (int)gs[1] - 65; // 2nd letter of ground setting
int gsR = (int)gs[2] - 65; // 3rd letter of ground setting
string dgs = ""; // decrypted ground setting
for (int rsL = 0; rsL <= 25; rsL++) // ring setting left rotor
{
for (int rsM = 0; rsM <= 25; rsM++) // ring setting middle rotor
{
for (int rsR = 0; rsR <= 25; rsR++) // ring setting right rotor
{
// new rotors
lr = new Enigma.Machine.Rotor(l, gsL, rsL);
mr = new Enigma.Machine.Rotor(m, gsM, rsM);
rr = new Enigma.Machine.Rotor(r, gsR, rsR);
// blank plugs
string[] plugs = { null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null };
// new enigma
ma = new Enigma.Machine.MachineRun("B", lr, mr, rr, "O", plugs);
dgs = ma.EncryptDecrypt(egs);
if (dgs[0] == dgs[3] && dgs[1] == dgs[4] && dgs[2] == dgs[5]) // must be ABCABC
{
count++;
//Console.WriteLine("\n\n" + egs);
//Console.WriteLine(dgs);
file.WriteLine("\n" + egs);
file.WriteLine(dgs + "\n");
file.WriteLine("settings are ");
file.WriteLine("nrotor order:" + l + "" + m + "" + r);
file.WriteLine("ground:" + dgs);
file.WriteLine("ring:" + (char)(rsL + 97) + "" + (char)(rsM + 97) + "" + (char)(rsR + 97));
file.Flush();
}
}
}
}
}
public void BruteForceCrib(string msg, string crib, int numOFRotors, string mirror)
{
msg = msg.ToLower();
crib = crib.ToLower();
string decrypted = "";
Enigma.Machine.Rotor rl;
Enigma.Machine.Rotor rm;
Enigma.Machine.Rotor rr;
StreamWriter file = new System.IO.StreamWriter("C:\\Users\\JiB\\Desktop\\enigmaMAPnew\\BruteForceNew_1.txt");
Console.WriteLine("crib: " + crib + "\n");
file.WriteLine("crib: " + crib + "\n");
Console.WriteLine(" msg: " + msg + "\n");
file.WriteLine(" msg: " + msg + "\n");
Stopwatch found = new Stopwatch();
found.Start();
Stopwatch timer2 = new Stopwatch();
timer2.Start();
string line = "";
ulong count = 0;
int currentPosL = 0;
int currentPosM = 0;
int currentPosR = 0;
for (int ii = 1; ii <= numOFRotors; ii++)
{
for (int jj = 1; jj <= numOFRotors; jj++)
{
for (int kk = 1; kk <= numOFRotors; kk++)
{
if (ii != jj && ii != kk && jj != kk)
{
Console.WriteLine("Searching rotor setting: " + ii + ", " + jj + ", " + kk);
file.WriteLine("Searching rotor setting: " + ii + ", " + jj + ", " + kk);
file.Flush();
for (int i = 65; i <= 90; i++)
{
for (int j = 65; j <= 90; j++)
{
for (int k = 65; k <= 90; k++)
{
count++;
currentPosL = i - 65;
currentPosM = j - 65;
currentPosR = k - 65;
//--------------------------------------------------------------------
rl = new Enigma.Machine.Rotor(ii, currentPosL, 0);
rm = new Enigma.Machine.Rotor(jj, currentPosM, 0);
rr = new Enigma.Machine.Rotor(kk, currentPosR, 0);
string[] plugs = { null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null };
Enigma.Machine.MachineRun ma = new Enigma.Machine.MachineRun(mirror, rl, rm, rr, "O", plugs);
currentPosL = rl.GetCpos();
currentPosM = rm.GetCpos();
currentPosR = rr.GetCpos();
decrypted = ma.EncryptDecrypt(msg).ToLower();
if (decrypted.Contains(crib))
{
found.Stop();
long se = timer2.ElapsedMilliseconds / 1000; //seconds
long mi = timer2.ElapsedMilliseconds % 1000; // milliseconds
line = "\n MATCH FOUND AT SETTING: " + ii + ", " + jj + ", " + kk + " : " + (char)(i) + "," + (char)(j) + "," + (char)(k) + " : timed at " + se + "." + mi + " seconds";
line += "\r\n number of comparisons: " + count;
line += "\r\n\t decrypted msg: " + decrypted + "\n";
Console.WriteLine(line);
file.WriteLine(line);
file.Flush();
//return;
}
}
}
}
}
}
}
}
file.WriteLine("\r\n\r\n" + count);
timer2.Stop();
long sec = timer2.ElapsedMilliseconds / 1000;
long min = sec / 60;
sec = sec % 60;
long hours = min / 60;
min = min % 60;
long mil = timer2.ElapsedMilliseconds % 1000;
Console.WriteLine("completed in: " + hours + ":" + min + ":" + sec + "." + mil);
file.WriteLine("completed in: " + hours + ":" + min + ":" + sec + "." + mil);
file.Flush();
file.Close();
}
public void CreateData()
{
string connectionString = "Data Source=(LocalDB)\\MSSQLLocalDB;AttachDbFilename=C:\\Users\\JiB\\Documents\\Enigma.mdf;Integrated Security=True;Connect Timeout=30";
SqlConnection connection = new SqlConnection(connectionString);
Enigma.Machine.Rotor rl; // = new Enigma.Machine.Rotor("III", 0, 0);
Enigma.Machine.Rotor rm; // = new Enigma.Machine.Rotor("II", 0, 0);
Enigma.Machine.Rotor rr; // = new Enigma.Machine.Rotor("I", 0, 0);
Console.WriteLine("Starting SQL creation ...");
for (int c = 65; c <= 90; c++)
{
string letter = Convert.ToChar(c).ToString().ToLower();
Console.WriteLine("working on letter : " + letter);
int count = 0;
Stopwatch timer2 = new Stopwatch();
timer2.Start();
for (int i = 65; i <= 90; i++)
{
for (int j = 65; j <= 90; j++)
{
for (int k = 65; k <= 90; k++)
{
rl = new Enigma.Machine.Rotor("I", i - 65, 0);
rm = new Enigma.Machine.Rotor("III", j - 65, 0);
rr = new Enigma.Machine.Rotor("II", k - 65, 0);
string[] plugs = { null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null, null };
Enigma.Machine.MachineRun ma = new Enigma.Machine.MachineRun("B", rl, rm, rr, "O", plugs);
string sqlInsert = "INSERT INTO InOut(I, L, M, R, O, nextL, nextM, nextR, numLrotor, numMrotor, numRrotor ) VALUES(@letter, @L, @M, @R, @O, @nextL, @nextM, @nextR, @numLrotor, @numMrotor, @numRrotor)";
SqlCommand insertCommand = new SqlCommand(sqlInsert, connection);
insertCommand.Parameters.AddWithValue("@letter", letter);
insertCommand.Parameters.AddWithValue("@L", (i - 65));
insertCommand.Parameters.AddWithValue("@M", (j - 65));
insertCommand.Parameters.AddWithValue("@R", (k - 65));
insertCommand.Parameters.AddWithValue("@O", ma.EncryptDecrypt(letter));
insertCommand.Parameters.AddWithValue("@nextL", rl.GetCpos());
insertCommand.Parameters.AddWithValue("@nextM", rm.GetCpos());
insertCommand.Parameters.AddWithValue("@nextR", rr.GetCpos());
insertCommand.Parameters.AddWithValue("@numLrotor", rl.GetN());
insertCommand.Parameters.AddWithValue("@numMrotor", rm.GetN());
insertCommand.Parameters.AddWithValue("@numRrotor", rr.GetN());
try
{
connection.Open();
insertCommand.ExecuteNonQuery();
count++;
}
catch (SqlException se)
{
MessageBox.Show("" + se);
}
finally
{
connection.Close();
}
}
}
}
Console.WriteLine("letter " + letter + " has been inserted " + count + " times");
timer2.Stop();
long sec = timer2.ElapsedMilliseconds / 1000;
long mil = timer2.ElapsedMilliseconds % 1000;
Console.WriteLine(sec + "." + mil + " seconds");
}
Console.WriteLine("SQL created ...");
Console.WriteLine("press any key to close ...");
Console.ReadLine();
}