private void btnEncrypt_Click(object sender, EventArgs e)
{
bool isFolder = true;
bool check = true;
if (txtE_Password.Text == "" || txtE_Plaintext.Text == "")
{
MessageBox.Show("Please complete all required fields", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//|| txtE_CipherText.Text == ""
FileAttributes attr = File.GetAttributes(txtE_Plaintext.Text);
if ((attr & FileAttributes.Directory) == FileAttributes.Directory)
{
isFolder = true;
this.Invoke((Action)(() => txtE_CipherText.Text = txtE_Plaintext.Text));
}
else
{
isFolder = false;
}
//detect whether its a directory or file
if (isFolder == true)
{
this.Invoke((Action)(() => txtE_Status.Text = " =========ENCRYPT A FOLDER========= \r\n"));
//MessageBox.Show("Its a directory");
string[] filePaths = Directory.GetFiles(txtE_Plaintext.Text, "*.*", SearchOption.AllDirectories);
foreach (var item in filePaths)
{
if (radioE_AES.Checked)
{
try
{
var watchfl = System.Diagnostics.Stopwatch.StartNew();
Aes.EncryptFile(item, item + ".enc", txtE_Password.Text);
watchfl.Stop();
var elapsedMsfl = watchfl.ElapsedMilliseconds;
this.Invoke((Action)(() => txtE_Status.Text += item + " => OK. Time: " + elapsedMsfl.ToString() + " ms \r\n"));
}
catch
{
check = false;
this.Invoke((Action)(() => txtE_Status.Text += item + "=> Some thing went wrong \r\n"));
}
}
else if (radioE_TripleDES.Checked)
{
try
{
var watchfl = System.Diagnostics.Stopwatch.StartNew();
TrippleDES.EncryptFile(item, item + ".enc", txtE_Password.Text);
watchfl.Stop();
var elapsedMsfl = watchfl.ElapsedMilliseconds;
this.Invoke((Action)(() => txtE_Status.Text += item + " => OK. Time: " + elapsedMsfl.ToString() + " ms \r\n"));
}
catch
{
check = false;
this.Invoke((Action)(() => txtE_Status.Text += item + "=> Some thing went wrong \r\n"));
}
}
// delete source files
if (checkBoxDel.Checked && check)
{
//System.Security.Permissions.FileIOPermission fp = new System.Security.Permissions.FileIOPermission(System.Security.Permissions.FileIOPermissionAccess.Write, txtE_Plaintext.Text);
new FileInfo(item + ".enc").CopyTo(item, true);
//File.Copy(item + ".enc", item, true);
FileInfo f = new FileInfo(item);
f.Delete();
}
}
//Open Target
if (checkBoxOpenTarg.Checked == true)
{
Process.Start("explorer.exe", txtD_Ciphertext.Text);
}
}
else
{
this.Invoke((Action)(() => txtE_Status.Text = " =========ENCRYPT A FILE========= \n"));
//Measure time executing
var watch = System.Diagnostics.Stopwatch.StartNew();
string pathE = txtE_CipherText.Text + "\\" + Path.GetFileName(txtE_Plaintext.Text) + ".enc"; //path of ciphertext
DirectoryInfo di = new DirectoryInfo(pathE);
string folderpathE = di.Parent.FullName;
if (radioE_RSA.Checked)
{
// RSA EncryptFile
//string path_file = @txtE_Plaintext.Text;
//string ext_file = Path.GetExtension(str);
try
{
RSA.EncryptFile(txtE_Plaintext.Text, pathE, txtE_Password.Text);
}
catch
{
check = false;
}
}
else if (radioE_AES.Checked)
{
try
{
//MessageBox.Show(pathE);
Aes.EncryptFile(txtE_Plaintext.Text, pathE, txtE_Password.Text);
}
catch
{
check = false;
txtE_Status.Text += "Some thing went wrong";
}
}
else //DES Algorithm
{
try
{
TrippleDES.EncryptFile(txtE_Plaintext.Text, pathE, txtE_Password.Text);
}
catch (Exception eee)
{
check = false;
txtE_Status.Text += $"{eee}\n";
}
}
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
if (check)
{
txtE_Status.Text = "Successful!" + "\r\n";
}
txtE_Status.Text += "Time executing: " + elapsedMs.ToString() + " ms";
//Open Target
if (checkBoxOpenTarg.Checked == true)
{
Process.Start("explorer.exe", folderpathE);
}
// delete source files
if (checkBoxDel.Checked && check)
{
File.Copy(pathE, txtE_Plaintext.Text, true);
FileInfo f = new FileInfo(txtE_Plaintext.Text);
f.Delete();
}
}
}
private void btnDecrypt_Click(object sender, EventArgs e)
{
bool isFolder = true;
bool check = true;
if (txtD_Ciphertext.Text == "" || txtD_Password.Text == "")
{
MessageBox.Show("Please complete all required fields", "Warning", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
//|| txtE_CipherText.Text == ""
FileAttributes attr = File.GetAttributes(txtD_Ciphertext.Text);
if ((attr & FileAttributes.Directory) == FileAttributes.Directory)
{
isFolder = true;
this.Invoke((Action)(() => txtD_Plaintext.Text = txtD_Ciphertext.Text));
}
else
{
isFolder = false;
}
//detect whether its a directory or file
if (isFolder == true)
{
this.Invoke((Action)(() => txtD_Status.Text = " =========DECRYPT A FOLDER========= \r\n"));
//MessageBox.Show("Its a directory");
string[] filePaths = Directory.GetFiles(txtD_Ciphertext.Text, "*.enc", SearchOption.AllDirectories);
foreach (var item in filePaths)
{
////Measure time executing
//var watch = System.Diagnostics.Stopwatch.StartNew();
string pathD = item.Substring(0, (item.Length - 4)); //.enc = 4
if (radioD_AES.Checked)
{
try
{
var watchfl = System.Diagnostics.Stopwatch.StartNew();
check = Aes.DecryptFile(item, pathD, txtD_Password.Text);
watchfl.Stop();
//check = true;
var elapsedMsfl = watchfl.ElapsedMilliseconds;
if (check)
{
this.Invoke((Action)(() => txtD_Status.Text += item + " => OK. Time: " + elapsedMsfl.ToString() + " ms \r\n"));
}
else
{
txtD_Status.ForeColor = Color.Red;
txtD_Status.Text += "Failed!" + "\r\n";
}
}
catch
{
check = false;
this.Invoke((Action)(() => txtD_Status.Text += item + "=> Some thing went wrong \r\n"));
}
}
else if (radioD_TripleDES.Checked)
{
try
{
var watchfl = System.Diagnostics.Stopwatch.StartNew();
check = TrippleDES.DecryptFile(item, pathD, txtD_Password.Text);
watchfl.Stop();
//check = true;
var elapsedMsfl = watchfl.ElapsedMilliseconds;
if (check)
{
this.Invoke((Action)(() => txtD_Status.Text += item + " => OK. Time: " + elapsedMsfl.ToString() + " ms \r\n"));
}
else
{
txtD_Status.ForeColor = Color.Red;
txtD_Status.Text += "Failed!" + "\r\n";
}
}
catch
{
check = false;
this.Invoke((Action)(() => txtD_Status.Text += item + "=> Some thing went wrong \r\n"));
}
}
// Del all source files in Folder and its subfolder
if (checkBoxDelSrc.Checked && check)
{
FileInfo f = new FileInfo(txtD_Ciphertext.Text);
f.Delete();
}
}
//Open Target
if (checkBoxOpenTarg.Checked == true)
{
Process.Start("explorer.exe", txtD_Ciphertext.Text);
}
}
else
{
string namecipher = Path.GetFileName(txtD_Ciphertext.Text);
string pathD = txtD_Plaintext.Text + "\\" + namecipher.Substring(0, (namecipher.Length - 4)); //.enc = 4
//Measure time executing
var watch = System.Diagnostics.Stopwatch.StartNew();
if (radioD_RSA.Checked)
{
// RSA DecryptFile
try
{
check = RSA.DecryptFile(txtD_Ciphertext.Text, pathD, txtD_Password.Text);
}
catch
{
check = false;
txtD_Status.Text += "Some thing went wrong\n";
}
}
else if (radioD_AES.Checked)
{
try
{
check = Aes.DecryptFile(txtD_Ciphertext.Text, pathD, txtD_Password.Text);
}
catch
{
check = false;
txtD_Status.Text += "Some thing went wrong\n";
}
}
else //DES Algorithm
{
try
{
check = TrippleDES.DecryptFile(txtD_Ciphertext.Text, pathD, txtD_Password.Text);
}
catch (Exception eee)
{
Console.WriteLine($"{eee}\n");
txtE_Status.Text += $"{eee}\n";
}
}
watch.Stop();
var elapsedMs = watch.ElapsedMilliseconds;
if (check)
{
txtD_Status.ForeColor = Color.GreenYellow;
txtD_Status.Text = "Successful!" + "\r\n";
}
else
{
txtD_Status.ForeColor = Color.Red;
txtD_Status.Text = "Failed!" + "\r\n";
}
txtD_Status.Text += "Time executing: " + elapsedMs.ToString() + " ms";
//Open Associated Application
if (checkBoxOpenAssociatedA.Checked == true && check)
{
try
{
Process.Start(pathD);
}
catch
{
MessageBox.Show("File not found");
}
}
//checkBoxOpenTargF
if (checkBoxOpenTargF.Checked == true && check)
{
Process.Start("explorer.exe", txtD_Plaintext.Text);
}
// delete source file
if (checkBoxDelSrc.Checked && check)
{
FileInfo f = new FileInfo(txtD_Ciphertext.Text);
f.Delete();
}
}
}