public static void Encrypt(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
if (!Shared.PrepareFiles("Open a decrypted " + tsi?.Tag + " file...", "Save your encrypted file...", ".dec", out var openFile, out var saveFile, true))
{
return;
}
try
{
using (var openFs = new BinaryReaderX(openFile))
using (var outFs = new BinaryWriterX(saveFile))
switch (tsi?.Tag)
{
case Types.BlowFishCBC:
var key = InputBox.Show("Input encryption key:", "Encrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
var bf = new BlowFish(key);
outFs.Write(bf.Encrypt_CBC(openFs.ReadAllBytes()));
break;
case Types.BlowFishECB:
key = InputBox.Show("Input encryption key:", "Encrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
bf = new BlowFish(key);
outFs.Write(bf.Encrypt_ECB(openFs.ReadAllBytes()));
break;
case Types.MTMobile:
var key1 = InputBox.Show("Input 1st encryption key:", "Encrypt MTMobile");
var key2 = InputBox.Show("Input 2nd encryption key:", "Encrypt MTMobile");
if (key1 == String.Empty || key2 == String.Empty)
{
throw new Exception("Keys can't be empty!");
}
outFs.Write(MTFramework.Encrypt(openFs.BaseStream, key1, key2));
break;
}
MessageBox.Show($"Successfully encrypted {Path.GetFileName(openFile.Name)}.", tsi.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
File.Delete(saveFile.Name);
}
}
public static void Decrypt(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
var name = (tsi.Tag.ToString() == "normal") ? "3DS" : tsi.Tag.ToString();
FileStream openFile;
FileStream saveFile = null;
if ((Types)tsi.Tag != Types.NSW_XCI && (Types)tsi.Tag != Types.NSW_NCA)
{
if (!Shared.PrepareFiles("Open an encrypted " + name + " file...", "Save your decrypted file...", ".dec", out openFile, out saveFile))
{
return;
}
}
else
{
var ofd = new OpenFileDialog
{
Title = "Open an encrypted " + name + " file...",
Filter = "All Files (*.*)|*.*"
};
if (ofd.ShowDialog() == DialogResult.OK)
{
openFile = File.Open(ofd.FileName, FileMode.Open, FileAccess.ReadWrite);
}
else
{
return;
}
}
bool show = true;
try
{
using (var openBr = new BinaryReaderX(openFile))
{
switch (tsi.Tag)
{
case Types.BlowFishCBC:
using (var outFs = new BinaryWriterX(saveFile))
{
var key = InputBox.Show("Input decryption key:", "Decrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
var bf = new BlowFish(key);
outFs.Write(bf.Decrypt_CBC(openBr.ReadAllBytes()));
}
break;
case Types.BlowFishECB:
using (var outFs = new BinaryWriterX(saveFile))
{
var key = InputBox.Show("Input decryption key:", "Decrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
var bf = new BlowFish(key);
outFs.Write(bf.Decrypt_ECB(openBr.ReadAllBytes()));
}
break;
case Types.MTMobile:
using (var outFs = new BinaryWriterX(saveFile))
{
var key1 = InputBox.Show("Input 1st decryption key:", "Decrypt MTMobile");
var key2 = InputBox.Show("Input 2nd decryption key:", "Decrypt MTMobile");
if (key1 == String.Empty || key2 == String.Empty)
{
throw new Exception("Keys can't be empty!");
}
outFs.Write(MTFramework.Decrypt(openBr.BaseStream, key1, key2));
}
break;
case Types.Normal:
using (var outFs = new BinaryWriterX(saveFile))
{
var engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptGameNCSD(openBr.BaseStream, outFs.BaseStream);
}
break;
case Types.CIA_shallow:
using (var outFs = new BinaryWriterX(saveFile))
{
var engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptCIA(openBr.BaseStream, outFs.BaseStream, true);
}
break;
case Types.CIA_deep:
using (var outFs = new BinaryWriterX(saveFile))
{
var engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptCIA(openBr.BaseStream, outFs.BaseStream, false);
}
break;
case Types.NCCH:
using (var outFs = new BinaryWriterX(saveFile))
{
var engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptNCCH(openBr.BaseStream, outFs.BaseStream);
}
break;
/*case Types.BOSS:
* outFs.Write(engine.DecryptBOSS(openBr.ReadBytes((int)openBr.BaseStream.Length)));
* break;*/
case Types.NSW_XCI:
openBr.BaseStream.Position = 0;
Switch.DecryptXCI(openBr.BaseStream);
MessageBox.Show("XCI Header and all NCA's were decrypted successfully!", "Decryption Success", MessageBoxButtons.OK);
show = false;
break;
case Types.NSW_NCA:
openBr.BaseStream.Position = 0;
Switch.DecryptNCA(openBr.BaseStream, 0);
MessageBox.Show("NCA was decrypted successfully!", "Decryption Success", MessageBoxButtons.OK);
show = false;
break;
}
}
if (show)
{
MessageBox.Show($"Successfully decrypted {Path.GetFileName(openFile.Name)}.", tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
File.Delete(saveFile.Name);
}
}
public static void Decrypt(object sender, EventArgs e)
{
var tsi = sender as ToolStripMenuItem;
var name = (tsi.Tag.ToString() == "normal") ? "3DS" : tsi.Tag.ToString();
if (!Shared.PrepareFiles("Open an encrypted " + name + " file...", "Save your decrypted file...", ".dec", out FileStream openFile, out FileStream saveFile))
{
return;
}
try
{
using (var openBr = new BinaryReaderX(openFile))
using (var outFs = new BinaryWriterX(saveFile))
{
switch (tsi.Tag)
{
case Types.BlowFishCBC:
var key = InputBox.Show("Input decryption key:", "Decrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
var bf = new BlowFish(key);
outFs.Write(bf.Decrypt_CBC(openBr.ReadAllBytes()));
break;
case Types.BlowFishECB:
key = InputBox.Show("Input decryption key:", "Decrypt Blowfish");
if (key == String.Empty)
{
throw new Exception("Key can't be empty!");
}
bf = new BlowFish(key);
outFs.Write(bf.Decrypt_ECB(openBr.ReadAllBytes()));
break;
case Types.MTMobile:
var key1 = InputBox.Show("Input 1st decryption key:", "Decrypt MTMobile");
var key2 = InputBox.Show("Input 2nd decryption key:", "Decrypt MTMobile");
if (key1 == String.Empty || key2 == String.Empty)
{
throw new Exception("Keys can't be empty!");
}
outFs.Write(MTFramework.Decrypt(openBr.BaseStream, key1, key2));
break;
case Types.Normal:
var engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptGameNCSD(openBr.BaseStream, outFs.BaseStream);
break;
case Types.CIA:
engine = new AesEngine();
openBr.BaseStream.CopyTo(outFs.BaseStream);
openBr.BaseStream.Position = 0;
outFs.BaseStream.Position = 0;
engine.DecryptCIA(openBr.BaseStream, outFs.BaseStream);
break;
/*case Types.BOSS:
* outFs.Write(engine.DecryptBOSS(openBr.ReadBytes((int)openBr.BaseStream.Length)));
* break;*/
}
}
MessageBox.Show($"Successfully decrypted {Path.GetFileName(openFile.Name)}.", tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), tsi?.Text, MessageBoxButtons.OK, MessageBoxIcon.Error);
File.Delete(saveFile.Name);
}
}
