private void Salsa20Decrypt(object sender, TextChangedEventArgs e)
{
string keyText = Salsa20Key.Text;
string nonceText = Salsa20Nonce.Text;
string encryptedText = Salsa20Encrypted.Text;
GetTrimmedBase64(ref encryptedText);
// if (encryptedText.Length != 0)
// {
// encryptedText = encryptedText.Remove(4 * (encryptedText.Length / 4));
// }
if (keyText != string.Empty &&
nonceText != string.Empty &&
encryptedText != string.Empty &&
encryptSalsa20)
{
encryptSalsa20 = false;
byte[] key = Encoding.UTF8.GetBytes(keyText);
byte[] nonce = Encoding.UTF8.GetBytes(nonceText);
//byte[] text = Encoding.ASCII.GetBytes(encryptedText);
byte[] text = Convert.FromBase64String(encryptedText);
Salsa20.Encrypt(key, nonce, text, selectedSalsa20Method);
Salsa20Clear.Text = Convert.ToBase64String(text);
encryptSalsa20 = true;
}
}
private void Salsa20Encrypt()
{
string keyText = Salsa20Key.Text;
string nonceText = Salsa20Nonce.Text;
string clearText = Salsa20Clear.Text;
GetTrimmedBase64(ref clearText);
if (keyText != string.Empty &&
nonceText != string.Empty &&
clearText != string.Empty &&
encryptSalsa20)
{
encryptSalsa20 = false;
byte[] key = Encoding.UTF8.GetBytes(keyText);
byte[] nonce = Encoding.UTF8.GetBytes(nonceText);
byte[] text = Convert.FromBase64String(clearText);
Salsa20.Encrypt(key, nonce, text, selectedSalsa20Method);
Salsa20Encrypted.Text = Convert.ToBase64String(text);
encryptSalsa20 = true;
}
}