private void DiffieHellmanProcessButton_Click(object sender, EventArgs e)
{
if (this.DiffieHellmanGetOwnPrivateKeyLabel.Text.Length > 0)
{
if (this.DiffieHellmanKeyTextBox.Text.Length > 0)
{
string temp = Regex.Replace(this.DiffieHellmanKeyTextBox.Text, " ", string.Empty);
temp = CiphersDeciphers.TransformKeyString(temp, Convert.ToInt32(this.DiffieHellmanGetOwnPrivateKeyLabel.Text));
this.DiffieHellmanAfterProcessTextBox.Text = CiphersDeciphers.VigenereEncodeDecode(
this.DiffieHellmanBeforeProcessTextBox.Text,
temp,
this.DiffieHellmanIsToCipher
);
}
else
{
MessageBox.Show(
"Введите ключ",
"Сообщение",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
}
}
private void DiffieHellmanGetPartnerPrivateKeyButton_Click(object sender, EventArgs e)
{
if (this.DiffieHellmanPartnerKeyUpDown.Value > 0 && this.DiffieHellmanOwnKeyResultLabel.Text != String.Empty)
{
string[] result = this.DiffieHellmanResultLabel.Text.Split(',');
var prime = BigInteger.Parse(result[0]);
var gen = BigInteger.Parse(this.DiffieHellmanOwnKeyResultLabel.Text);
var key = Convert.ToInt16(this.DiffieHellmanPartnerKeyUpDown.Value);
this.DiffieHellmanGetPartnerPrivateKeyLabel.Text = CiphersDeciphers.DiffieHellmanCalcKey(key, gen, prime).ToString();
}
}
private void DiffieHellmanCalcPartnerKeyButton_Click(object sender, EventArgs e)
{
if (this.DiffieHellmanResultLabel.Text.Length > 0)
{
string[] result = this.DiffieHellmanResultLabel.Text.Split(',');
var prime = BigInteger.Parse(result[0]);
var gen = BigInteger.Parse(result[1]);
var key = Convert.ToInt16(this.DiffieHellmanPartnerKeyUpDown.Value);
System.Console.WriteLine($"{gen}, {prime}, {key}");
this.DiffieHellmanPartnerKeyResultUpDown.Value = Convert.ToDecimal(CiphersDeciphers.DiffieHellmanCalcKey(key, gen, prime).ToString());
}
}
private void DiffieHellmanCalcOwnKeyButton_Click(object sender, EventArgs e)
{
if (this.DiffieHellmanResultLabel.Text.Length > 0)
{
string[] result = this.DiffieHellmanResultLabel.Text.Split(',');
int prime = Convert.ToInt32(result[0]);
int gen = Convert.ToInt32(result[1]);
var key = Convert.ToInt16(this.DiffieHellmanOwnKeyUpDown.Value);
System.Console.WriteLine($"{gen}, {prime}, {key}");
this.DiffieHellmanOwnKeyResultLabel.Text = CiphersDeciphers.DiffieHellmanCalcKey(key, gen, prime).ToString();
}
}
private void CaesarProcessButton_Click(object sender, EventArgs e)
{
if (this.CaesarBeforeProcessTextBox.Text != null)
{
this.CaesarAfterProcessTextBox.Text = (this.CaesarIsToCipher)
? this.CaesarAfterProcessTextBox.Text = CiphersDeciphers.CaesarEncodeDecode(
Convert.ToInt32(this.CaesarStepUpDown.Value),
this.CaesarBeforeProcessTextBox.Text
)
: this.CaesarAfterProcessTextBox.Text = CiphersDeciphers.CaesarEncodeDecode(
-Convert.ToInt32(this.CaesarStepUpDown.Value),
this.CaesarBeforeProcessTextBox.Text
);
}
}
private void DiffieHellmanSendOpenKeyButton_Click(object sender, EventArgs e)
{
var prime = Convert.ToInt32(this.DiffieHellmanPrimeUpDown.Value);
var gen = Convert.ToInt32(this.DiffieHellmanGeneratorUpDown.Value);
//if input is number
if (CiphersDeciphers.IsPrime(prime) && CiphersDeciphers.IsPrimitiveRoot(gen, prime))
{
this.DiffieHellmanResultLabel.Text = $"{prime},{gen}";
}
else
{
MessageBox.Show(
"Ключ введён неверно",
"Ошибка",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
}
private void VigenereProcessButton_Click(object sender, EventArgs e)
{
if (this.VigenereKeyTextBox.Text.Length > 0)
{
string temp = Regex.Replace(this.VigenereKeyTextBox.Text, " ", string.Empty);
this.VigenereAfterProcessTextBox.Text = CiphersDeciphers.VigenereEncodeDecode(
this.VigenereBeforeProcessTextBox.Text,
temp,
this.VigenereIsToCipher
);
}
else
{
MessageBox.Show(
"Введите ключ",
"Сообщение",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
}
private void DiffieHellmanButton_Click(object sender, EventArgs e)
{
int number = Convert.ToInt32(this.DiffieHellmanInsertUpDown.Value);
if (number > 2 && number <= 2000)
{
KeyValuePair <int, int>?buff = CiphersDeciphers.SetDictionaryOfPublicKeys(number);
if (buff != null)
{
this.DiffieHellmanPrimeUpDown.Value = buff.Value.Key;
this.DiffieHellmanGeneratorUpDown.Value = buff.Value.Value;
}
}
else
{
MessageBox.Show(
"Введите корректное число от 3 до 1000",
"Ошибка",
MessageBoxButtons.OK,
MessageBoxIcon.Error
);
}
}
