public override void Run()
{
try {
using (var inputStream = new FileStream(InputFileName, FileMode.Open))
using (var keyStream = new FileStream(InputFileName.Replace(".txt", ".key.txt"), FileMode.Create))
using (var outputStream = new FileStream(OutputFileName, FileMode.Create)) {
switch (Method)
{
case EncryptionMethod.Aes: {
using (var aes = Aes.Create()) {
WriteKeys(keyStream, aes);
WriteData(inputStream, outputStream, aes);
}
break;
}
case EncryptionMethod.Des: {
using (var des = DES.Create()) {
WriteKeys(keyStream, des);
WriteData(inputStream, outputStream, des);
}
break;
}
case EncryptionMethod.Rc2: {
using (var rc2 = RC2.Create()) {
WriteKeys(keyStream, rc2);
WriteData(inputStream, outputStream, rc2);
}
break;
}
case EncryptionMethod.Rijndael: {
using (var rijndael = Rijndael.Create()) {
WriteKeys(keyStream, rijndael);
WriteData(inputStream, outputStream, rijndael);
}
break;
}
default: throw new EnigmaException("Unknown encryption type");
}
}
}
catch (FileNotFoundException e) {
throw new EnigmaException($"encrypt: file not found: {e.FileName}");
}
catch (IOException e) {
throw new EnigmaException($"encrypt: {e.Message}");
}
}
public override string GetOutputFileName()
{
return(InputFileName.Replace(".tmx", ".map"));
}