private void buttonHitungY_Click(object sender, EventArgs e)
{
ClearKey();
uint p, g, x;
if (uint.TryParse(textBoxP.Text, out p) && uint.TryParse(textBoxG.Text, out g) && uint.TryParse(textBoxX.Text, out x))
{
P = p;
G = g;
X = x;
if (!Kripto.IsMiller(P, (int)Math.Min(P, (ulong)100)))
{
MessageBox.Show("P bukan prima");
}
else if (G >= P || G < 1)
{
MessageBox.Show("G antara 1 sampai " + (P - 1));
}
else if (X >= P || X < 1)
{
MessageBox.Show("X antara 1 sampai " + (P - 1));
}
else if (!Kripto.IsGeneratorModulo(g, p))
{
MessageBox.Show("G bukan generator modulo P");
}
else
{
dataGridViewNotSortAbleKey.Rows.Add("P = " + P);
dataGridViewNotSortAbleKey.Rows.Add("G = " + G);
dataGridViewNotSortAbleKey.Rows.Add("X = " + X);
dataGridViewNotSortAbleKey.Rows.Add("Y = G^X % P");
dataGridViewNotSortAbleKey.Rows.Add("Y = " + G + "^" + X + " % " + P);
Y = Kripto.FastExponent(G, X, P, dataGridViewNotSortAbleKey);
dataGridViewNotSortAbleKey.Rows.Add("Y = " + G + "^" + X + " % " + P + " = " + Y);
textBoxY.Text = Y.ToString();
int t = 0;
ulong temp = P;
while (temp > 1)
{
t++;
temp >>= 1;
}
numericUpDownBlockSize.Maximum = t;
numericUpDownBlockSize.Value = t;
buttonEnkripsi.Enabled = true;
}
}
else
{
MessageBox.Show("Cek p, q dan x");
}
}
private void buttonHitungN_Click(object sender, EventArgs e)
{
textBoxE.Clear();
textBoxDPMinQMin.Clear();
textBoxN.Clear();
textBoxTotientNPPlusQPlus.Clear();
buttonRandomE.Enabled = false;
buttonHitungD.Enabled = false;
uint p, q;
if (uint.TryParse(textBoxP.Text, out p) && uint.TryParse(textBoxQ.Text, out q))
{
P = p;
Q = q;
if (!Kripto.IsMiller(P, (int)Math.Min(P, (ulong)100)))
{
MessageBox.Show("P bukan prima");
}
else if (!Kripto.IsMiller(Q, (int)Math.Min(Q, (ulong)100)))
{
MessageBox.Show("Q bukan prima");
}
else
{
N = P * Q;
TN[0] = (P + 1) * (Q + 1);
TN[1] = (P + 1) * (Q - 1);
TN[2] = (P - 1) * (Q + 1);
TN[3] = (P - 1) * (Q - 1);
textBoxN.Text = N.ToString();
textBoxTotientNPPlusQPlus.Text = TN[0].ToString();
textBoxTotientNPPlusQMin.Text = TN[1].ToString();
textBoxTotientNPMinQPlus.Text = TN[2].ToString();
textBoxTotientNPMinQMin.Text = TN[3].ToString();
buttonRandomE.Enabled = true;
buttonHitungD.Enabled = true;
}
}
else
{
MessageBox.Show("Cek p dan q");
}
}
private void buttonHitungN_Click(object sender, EventArgs e)
{
ClearKey();
uint p, q;
if (uint.TryParse(textBoxP.Text, out p) && uint.TryParse(textBoxQ.Text, out q))
{
P = p;
Q = q;
if (!Kripto.IsMiller(P, (int)Math.Min(P, (ulong)100)))
{
MessageBox.Show("P bukan prima");
}
else if ((P + 1) % 4 != 0)
{
MessageBox.Show("P + 1 tidak habis dibagi 4");
}
else if (!Kripto.IsMiller(Q, (int)Math.Min(Q, (ulong)100)))
{
MessageBox.Show("Q bukan prima");
}
else if ((Q + 1) % 4 != 0)
{
MessageBox.Show("Q + 1 tidak habis dibagi 4");
}
else
{
dataGridViewNotSortAbleEEA.Rows.Add("P = " + P);
dataGridViewNotSortAbleEEA.Rows.Add("Q = " + Q);
N = P * Q;
dataGridViewNotSortAbleEEA.Rows.Add("N = " + N);
textBoxN.Text = N.ToString();
buttonEnkripsi.Enabled = true;
}
}
else
{
MessageBox.Show("Cek p dan q");
}
}
