88 lines
2.8 KiB
C#
88 lines
2.8 KiB
C#
using System.IO;
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using System;
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using System.Text;
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using Sodium;
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using niceware;
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using simplepack;
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using chestcrypto.symmetric;
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using treasurechest.STDIOWrapper;
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namespace treasurechestCLI{
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internal class EncryptMessageInterface{
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private static void EncryptWithMnemonic(){
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byte[] key = new byte[32]; // Key has to be 32 bytes in size
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byte[] message; // Plaintext
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string encrypted; // Ciphertext will be encoded with SimplePack.
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try {
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message = UTF8Encoding.UTF8.GetBytes(GetMessage.getTypedMessage());
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}
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catch(System.NullReferenceException){
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return;
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}
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SimplePack packer = new SimplePack("treasure chest-message ", " end treasure chest message.");
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key = SecretBox.GenerateKey();
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encrypted = packer.encode(Symmetric.encrypt(message, key));
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STDIO.O(encrypted);
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foreach (string word in Niceware.ToPassphrase(key)){
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Console.Write(word + " ");
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}
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STDIO.O("");
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}
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public static void EncryptMessage(){
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int choice = 0;
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int counter = 1;
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translations.Strings strings = new translations.Strings();
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string[] encryptMenuOptions =
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{
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strings.ENCRYPT_MENU_USE_PASSPHRASE,
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strings.ENCRYPT_MENU_USE_PUBKEY,
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strings.RETURN_TO_PREVIOUS_MENU
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};
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while(true){
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counter = 1;
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foreach(string option in encryptMenuOptions){
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STDIO.O(counter.ToString() + ". " + option);
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counter += 1;
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}
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try{
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choice = Int32.Parse(System.Console.ReadLine());
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}
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catch (System.OverflowException){
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// User being silly with input
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STDIO.O(strings.MAIN_MENU_SELECT_INTEGER);
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counter = 1;
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}
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catch(System.FormatException){
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// Too lazy to check strings, force them to use int from menu which is faster anyway
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STDIO.O(strings.MAIN_MENU_SELECT_INTEGER);
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counter = 1;
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}
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catch(System.ArgumentNullException){
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// Can happen when stream closes (e.g. ctrl-d)
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// since menu is intended to be directly human interfaced, user probably wants to exit
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choice = encryptMenuOptions.Length;
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}
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if (choice == 1){
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EncryptWithMnemonic();
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}
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else if (choice == 2){
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}
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else if (choice == 3){
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break;
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}
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}
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}
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}
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} |