コード例 #1
0
ファイル: Program.cs プロジェクト: Nenkai/GTToolsSharp
        private static void DecryptFile(CryptVerbs options, Keyset keys, string file)
        {
            byte[] input = File.ReadAllBytes(file);
            if (!string.IsNullOrEmpty(options.Salsa20KeyEncrypt))
            {
                byte[] keyBytes = MiscUtils.StringToByteArray(options.Salsa20KeyEncrypt);
                using SymmetricAlgorithm salsa20 = new Salsa20SymmetricAlgorithm();
                byte[] dataKey = new byte[8];

                Console.WriteLine($"[:] Salsa Encrypting '{file}'..");
                using var decrypt = salsa20.CreateDecryptor(keyBytes, dataKey);
                decrypt.TransformBlock(input, 0, input.Length, input, 0);
            }
            else if (!string.IsNullOrEmpty(options.Salsa20KeyDecrypt))
            {
                byte[] keyBytes = MiscUtils.StringToByteArray(options.Salsa20KeyDecrypt);
                using SymmetricAlgorithm salsa20 = new Salsa20SymmetricAlgorithm();
                byte[] dataKey = new byte[8];

                Console.WriteLine($"[:] Salsa Decrypting '{file}'..");
                using var encrypt = salsa20.CreateEncryptor(keyBytes, dataKey);
                encrypt.TransformBlock(input, 0, input.Length, input, 0);
            }
            else
            {
                Console.WriteLine($"[:] Crypting '{file}'..");
                keys.CryptData(input, 0);
            }

            Console.WriteLine($"[:] Saving file as {file}.dec..");
            File.WriteAllBytes(file, input);
        }
コード例 #2
0
        public static void Crypt(CryptVerbs options)
        {
            if (!File.Exists(options.InputPath))
            {
                Console.WriteLine("[X] File to encrypt does not exist.");
                return;
            }

            byte[] input = File.ReadAllBytes(options.InputPath);
            if (!string.IsNullOrEmpty(options.Salsa20KeyEncrypt))
            {
                byte[] keyBytes = MiscUtils.StringToByteArray(options.Salsa20KeyEncrypt);
                using SymmetricAlgorithm salsa20 = new Salsa20();
                byte[] dataKey = new byte[8];

                Console.WriteLine("[:] Encrypting..");
                using var decrypt = salsa20.CreateDecryptor(keyBytes, dataKey);
                decrypt.TransformBlock(input, 0, input.Length, input, 0);
            }
            else if (!string.IsNullOrEmpty(options.Salsa20KeyDecrypt))
            {
                byte[] keyBytes = MiscUtils.StringToByteArray(options.Salsa20KeyDecrypt);
                using SymmetricAlgorithm salsa20 = new Salsa20();
                byte[] dataKey = new byte[8];

                Console.WriteLine("[:] Decrypting..");
                using var encrypt = salsa20.CreateEncryptor(keyBytes, dataKey);
                encrypt.TransformBlock(input, 0, input.Length, input, 0);
            }
            else
            {
                Keyset[] keysets = CheckKeys();
                if (keysets is null)
                {
                    return;
                }

                Keyset keys = keysets.Where(e => e.GameCode.Equals(options.GameCode, StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
                if (keys is null)
                {
                    Console.WriteLine($"Keyset with GameCode '{options.GameCode}' does not exist in the keyset file.");
                    return;
                }

                Console.WriteLine("[!] Crypting..");
                keys.CryptData(input, 0);
            }

            Console.WriteLine($"[:] Saving file as {options.OutputPath}..");
            File.WriteAllBytes(options.OutputPath, input);
            Console.WriteLine("[/] Done.");
        }
コード例 #3
0
ファイル: Program.cs プロジェクト: Nenkai/GTToolsSharp
        public static void Crypt(CryptVerbs options)
        {
            Keyset keys = null;

            if (string.IsNullOrEmpty(options.Salsa20KeyEncrypt) && string.IsNullOrEmpty(options.Salsa20KeyDecrypt))
            {
                Keyset[] keysets = CheckKeys();
                if (keysets is null)
                {
                    return;
                }

                keys = keysets.Where(e => e.GameCode.Equals(options.GameCode, StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
                if (keys is null)
                {
                    Console.WriteLine($"Keyset with GameCode '{options.GameCode}' does not exist in the keyset file.");
                    return;
                }
            }

            foreach (var file in options.InputPath)
            {
                if (!File.Exists(file) && !Directory.Exists(file))
                {
                    Console.WriteLine($"[X] File or folder '{file}' to decrypt/encrypt does not exist.");
                    continue;
                }

                bool isDir = File.GetAttributes(file).HasFlag(FileAttributes.Directory);
                if (isDir)
                {
                    foreach (var dirFile in Directory.GetFiles(file))
                    {
                        DecryptFile(options, keys, dirFile);
                    }
                }
                else
                {
                    DecryptFile(options, keys, file);
                }
            }
            Console.WriteLine("[/] Done.");
        }