支持传入文件夹路径以批量处理
支持根据文件头恢复文件后缀
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deb757922c
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31e0439b87
109
LightvnTools.cs
109
LightvnTools.cs
@ -1,5 +1,6 @@
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using System.Text;
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using ICSharpCode.SharpZipLib.Zip;
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using MimeDetective;
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namespace LightvnTools
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{
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@ -18,7 +19,7 @@ namespace LightvnTools
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static void Main(string[] args)
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{
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if (args.Length < 1)
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if (args.Length < 2)
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{
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Console.WriteLine($"Light.vnTools v{VERSION}");
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Console.WriteLine();
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@ -27,43 +28,70 @@ namespace LightvnTools
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);
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Console.WriteLine();
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Console.WriteLine("Usage:");
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Console.WriteLine(" Unpack: Drag and drop '.vndat' / '.mcdat' file(s) to 'LightvnTools.exe'");
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Console.WriteLine(" Repack: Drag and drop unpacked folder to 'LightvnTools.exe'");
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Console.WriteLine(" Unpack: -u (-r) <folder>");
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Console.WriteLine(" Repack: -p <folder>");
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Console.ReadKey();
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return;
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}
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string operation = args[0];
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string zipPassword = Encoding.UTF8.GetString(KEY);
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bool recoverFileType = (args[1] == "-r") ? true : false;
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for (int i = 0; i < args.Length; i++)
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if (operation == "-u") // Unpack
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{
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if (File.Exists(args[i]))
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int a = recoverFileType ? 2 : 1;
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if (Directory.Exists(args[a]))
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{
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if (IsVndat(args[i]))
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var outputDirectory = Path.Combine(Path.GetDirectoryName(args[a]), "output");
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if (!Directory.Exists(outputDirectory))
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{
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UnpackVndat(args[i], Path.GetFileNameWithoutExtension(args[i]), zipPassword);
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Directory.CreateDirectory(outputDirectory);
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}
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else if (Path.GetExtension(args[i]).Contains("mcdat"))
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var Inspector = new ContentInspectorBuilder()
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{
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Console.WriteLine($"Decrypting {args[i]}...");
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XOR(args[i], $"{args[i]}.dec");
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Definitions = new MimeDetective.Definitions.ExhaustiveBuilder()
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{
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UsageType = MimeDetective.Definitions.Licensing.UsageType.PersonalNonCommercial
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}.Build()
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}.Build();
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var files = Directory.GetFiles(args[a]);
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foreach (var file in files)
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{
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if (IsVndat(file))
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{
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UnpackVndat(file, Path.GetFileNameWithoutExtension(file), zipPassword);
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}
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else if (Path.GetExtension(args[i]).Contains("dec"))
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else if (Path.GetExtension(file).Contains("mcdat"))
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{
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Console.WriteLine($"Encrypting {args[i]}...");
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XOR(args[i], args[i].Replace("dec", "enc"));
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Console.WriteLine($"Decrypting {file}...");
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if (recoverFileType)
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{
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string recoveredFileName = Path.Combine(outputDirectory, Path.GetFileNameWithoutExtension(file) + ".");
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XOR(file, Inspector, recoveredFileName);
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}
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else
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{
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Console.WriteLine($"Unsupported file! {args[i]}");
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break;
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string decryptedFileName = Path.Combine(outputDirectory, Path.GetFileName(file) + ".dec");
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XOR(file, decryptedFileName);
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}
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}
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if (Directory.Exists(args[i]))
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}
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}
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else
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{
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RepackVndat(args[i], zipPassword);
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GetFilesRecursive(args[i]).ToList().ForEach(path =>
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Console.WriteLine($"Directory not found: {args[a]}");
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}
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}
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else if (operation == "-p") // Pack
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{
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if (Directory.Exists(args[1]))
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{
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RepackVndat(args[1], zipPassword);
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GetFilesRecursive(args[1]).ToList().ForEach(path =>
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{
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if (path.Contains("mcdat"))
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{
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@ -77,6 +105,14 @@ namespace LightvnTools
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}
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});
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}
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else
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{
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Console.WriteLine($"Directory not found: {args[1]}");
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}
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}
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else
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{
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Console.WriteLine($"Invalid operation: {operation}. Use -u for unpack and -p for pack.");
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}
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Console.WriteLine("\nDone.");
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@ -339,6 +375,39 @@ namespace LightvnTools
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}
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}
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static void XOR(string filePath, ContentInspector Inspector, string? outputFilePath = null)
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{
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try
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{
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byte[] buffer;
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int bufferLength;
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using FileStream inputStream = File.OpenRead(filePath);
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buffer = new byte[bufferLength = (int)inputStream.Length];
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inputStream.Read(buffer, 0, bufferLength);
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buffer = XOR(buffer);
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var Results = Inspector.Inspect(buffer);
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if (Results.Length == 0)
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{
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outputFilePath += "dec";
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}
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else
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{
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outputFilePath += Results[0].Definition.File.Extensions[0];
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}
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using FileStream outputStream = File.OpenWrite(outputFilePath ?? filePath);
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outputStream.Write(buffer, 0, bufferLength);
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}
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catch (Exception ex)
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{
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Console.WriteLine($"An error occurred: {ex.Message}");
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}
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}
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/// <summary>
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/// Get all files from a folder.
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/// </summary>
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@ -8,6 +8,8 @@
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Mime-Detective" Version="24.7.1" />
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<PackageReference Include="Mime-Detective.Definitions.Exhaustive" Version="24.7.1" />
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<PackageReference Include="SharpZipLib" Version="1.4.2" />
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</ItemGroup>
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