static StringBuilder GenerateFile(CmdParams cmdParams)
{
StringBuilder msg = new StringBuilder();
try
{
if (cmdParams.cmd == "-e")
{
EncryptFile(cmdParams.inputFile, cmdParams.outputFile);
}
else if (cmdParams.cmd == "-d")
{
DecryptFile(cmdParams.inputFile, cmdParams.outputFile);
}
else // "-t" for test or both
{
//EncryptFile(cmdParams.inputFile, cmdParams.outputFile);
//DecryptFile(cmdParams.inputFile, cmdParams.outputFile);
}
}
catch (Exception ex)
{
msg.Append(string.Format("{0} {1}", "Unsuccessful.", ex.Message));
return(msg);
}
msg.AppendLine("Successfully processed the request");
msg.AppendLine(string.Format("{0}{1}", "/in/", cmdParams.inputFile));
msg.AppendLine(string.Format("{0}{1}", "/out/", cmdParams.outputFile));
return(msg);
}
static void Main(string[] args)
{
Console.WriteLine("3DES Encrypt/Decrypt Program.");
CmdParams cmdParams = ReadCommandLine(args);
StringBuilder result = GenerateFile(cmdParams);
Console.WriteLine(result);
}
/// <summary>
/// Reading command line params
/// </summary>
/// <param name="args"></param>
/// <returns></returns>
static CmdParams ReadCommandLine(string[] args)
{
Console.WriteLine("Argument length: " + args.Length);
Console.WriteLine("Supplied Arguments are:");
foreach (Object obj in args)
{
Console.WriteLine(obj);
}
CmdParams cmdParams = new CmdParams();
cmdParams.cmd = args[0];
cmdParams.inputFile = args[1];
cmdParams.outputFile = args[2];
return(cmdParams);
}
static StringBuilder GenerateFile(CmdParams cmdParams)
{
StringBuilder msg = new StringBuilder();
try
{
//Delegate function for either Encrypt or Decrypt method to be called.
EncryptionMethod encryptionMethod = null;
if (cmdParams.cmd == "-e")
{
encryptionMethod = EncryptData;
}
else if (cmdParams.cmd == "-d")
{
encryptionMethod = DecryptData;
}
else // "-t" for test or both
{
//EncryptFile(cmdParams.inputFile, cmdParams.outputFile);
//DecryptFile(cmdParams.inputFile, cmdParams.outputFile);
}
EncryptingFile(cmdParams.inputFile, cmdParams.outputFile, encryptionMethod);
}
catch (Exception ex)
{
msg.Append(string.Format("{0} {1}", "Unsuccessful.", ex.Message));
return(msg);
}
msg.AppendLine("Successfully processed the request");
msg.AppendLine(string.Format("{0}{1}", "/in/", cmdParams.inputFile));
msg.AppendLine(string.Format("{0}{1}", "/out/", cmdParams.outputFile));
return(msg);
}