using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Encryption
{
    class Program
    {
        // Outputs the contents of Packet with Text prefix
        static void DisplayContents(mn.Packet Packet, string Text)
        {
	        // Move cursor to start of packet
	        Packet.SetCursor(0);

	        // Return string containing contents of packet
	        string Contents = Packet.GetString(Packet.GetUsedSize(),true);
        	
	        // Write packet contents to screen
	        Console.WriteLine(Text);
	        Console.WriteLine(Contents);
        }
        
        static void Main()
        {
	        // Create key to be used when encrypting
	        // The 4 parameters of mnCreateKey256 act as a password
	        // Without these values it is impossible to decrypt the packet
	        Int64 Key = mn.CreateKey256(1251521,15215215,121512515,151252151);

	        // Get input
	        Console.WriteLine("Enter data to be encrypted (max len = 1024):");
	        string Input = Console.ReadLine();
	        Console.WriteLine();
            Console.WriteLine();

	        // Create packet from input
            mn.Packet Packet = new mn.Packet(Input);
  
	        // Display packet contents
	        DisplayContents(Packet,"Original contents: ");

	        // Encrypt the packet using the key that we created earlier
	        Packet.Encrypt(Key);

	        // Display encrypted contents
	        DisplayContents(Packet,"Encrypted contents: ");

	        // Decrypt packet using the key that we created earlier
	        Packet.Decrypt(Key);

	        // Display decrypted contents
	        DisplayContents(Packet,"Decrypted contents: ");

            Console.WriteLine();
            Console.WriteLine("Press any key to exit...");
	        Console.ReadKey();
        }
    }
}