private void generateRSA_Click(object sender, EventArgs e)
{
handlekeys keypair = new handlekeys();
keypair.GenerateKeyPair();
MessageBox.Show("RSA Key Pair generated and exported to ~Desktop\\Lock\\ Directory. Keep it safe!", "Heads Up!", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
private void DecryptBtn_Click(object sender, EventArgs e)
{
string cipherfile = filePathTextBox.Text;
handlekeys unBox = new handlekeys();
if (endtoendCheck.Checked == true)
{
if (haveRSAKeyPair.Checked)
{
FileInfo prikeyinfo = new FileInfo(PriKeyPathTextBox.Text);
if (prikeyinfo.Length > 1679)
{
MessageBox.Show("Private key file bigger than usual. Are you trying to trick me?", "Invalid Private Key", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (prikeyinfo.Length < 1679)
{
MessageBox.Show("Private key file smaller than usual. Are you trying to trick me?", "Invalid Private Key", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
unBox.AesDecrypt(cipherfile, true, PriKeyPathTextBox.Text);
}
}
}
else
{
unBox.AesDecrypt(cipherfile, false, null);
}
}
private void EncryptBtn_Click(object sender, EventArgs e)
{
if (radioBtnText.Checked)
{
//checking for text
if (richTextBox1.Text.Length == 0 || richTextBox1.Text.Length > 2000)
{
MessageBox.Show("More than 0, less than 2000! Okay?", "Off The limits!",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
File.WriteAllText(msgPath, richTextBox1.Text);
string cleartext = msgPath;
string ext = Path.GetExtension(cleartext);
handlekeys Box = new handlekeys();
//checking for End-to-End
if (endtoendCheck.Checked)
{
if (haveRSAKeyPair.Checked)
{
FileInfo pubkeyinfo = new FileInfo(PubKeyPathTextBox.Text);
if (pubkeyinfo.Length > 415)
{
MessageBox.Show("Public key file bigger than usual. Are you trying to trick me?", "Invalid Public Key", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (pubkeyinfo.Length < 415)
{
MessageBox.Show("Public key file smaller than usual. Are you trying to trick me?", "Invalid Public Key", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
Box.AesEncrypt(cleartext, true, ext, PubKeyPathTextBox.Text);
}
}
else
{
Box.AesEncrypt(cleartext, true, ext);
}
}
else
{
Box.AesEncrypt(cleartext, false, ext);
}
}
}
else
{
//checking arguments
if (filePathTextBox.Text.Length == 0)
{
MessageBox.Show("Please Specify a file!", "No file specified", MessageBoxButtons.OK,
MessageBoxIcon.Error);
}
else if (filePathTextBox.Text.Length >= 260)
{
MessageBox.Show("Path is too long! Keep it short ;)", "Path too long",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
FileInfo filetoencrypt = new FileInfo(filePathTextBox.Text);
if (filetoencrypt.Length > 10000000)
{
MessageBox.Show("File too big!", "Big File", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (filetoencrypt.Length <= 8)
{
MessageBox.Show("File too Small!", "Small File", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else
{
string unEnc = filePathTextBox.Text;
//Get the extention of the file
string ext = Path.GetExtension(unEnc);
handlekeys Box = new handlekeys();
//checking for End-to-End
if (endtoendCheck.Checked == true)
{
if (haveRSAKeyPair.Checked)
{
Box.AesEncrypt(unEnc, true, ext, PubKeyPathTextBox.Text);
}
else
{
Box.AesEncrypt(unEnc, true, ext);
}
}
else
{
Box.AesEncrypt(unEnc, false, ext);
}
}
}
}
}
