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@@ -14,281 +14,282 @@ using MethodAttributes = Mono.Cecil.MethodAttributes;
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namespace BepInEx.Preloader
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{
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- /// <summary>
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- /// The main entrypoint of BepInEx, and initializes all patchers and the chainloader.
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- /// </summary>
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- internal static class Preloader
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- {
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- /// <summary>
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- /// The log writer that is specific to the preloader.
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- /// </summary>
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- private static PreloaderLogWriter PreloaderLog { get; set; }
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+ /// <summary>
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+ /// The main entrypoint of BepInEx, and initializes all patchers and the chainloader.
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+ /// </summary>
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+ internal static class Preloader
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+ {
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+ /// <summary>
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+ /// The log writer that is specific to the preloader.
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+ /// </summary>
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+ private static PreloaderLogWriter PreloaderLog { get; set; }
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- public static void Run()
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- {
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- try
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- {
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- AllocateConsole();
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+ public static void Run()
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+ {
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+ try
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+ {
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+ AllocateConsole();
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- UnityPatches.Apply();
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+ UnityPatches.Apply();
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- PreloaderLog =
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- new PreloaderLogWriter(
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- Utility.SafeParseBool(Config.GetEntry("preloader-logconsole", "false", "BepInEx")));
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- PreloaderLog.Enabled = true;
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+ PreloaderLog =
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+ new PreloaderLogWriter(
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+ Utility.SafeParseBool(Config.GetEntry("preloader-logconsole", "false", "BepInEx")));
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+ PreloaderLog.Enabled = true;
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- string consoleTile =
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- $"BepInEx {typeof(Paths).Assembly.GetName().Version} - {Process.GetCurrentProcess().ProcessName}";
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- ConsoleWindow.Title = consoleTile;
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+ string consoleTile =
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+ $"BepInEx {typeof(Paths).Assembly.GetName().Version} - {Process.GetCurrentProcess().ProcessName}";
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+ ConsoleWindow.Title = consoleTile;
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- Logger.SetLogger(PreloaderLog);
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+ Logger.SetLogger(PreloaderLog);
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- PreloaderLog.WriteLine(consoleTile);
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+ PreloaderLog.WriteLine(consoleTile);
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//See BuildInfoAttribute for more information about this section.
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object[] attributes = typeof(BuildInfoAttribute).Assembly.GetCustomAttributes(typeof(BuildInfoAttribute), false);
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- if (attributes.Length > 0)
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- {
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- var attribute = (BuildInfoAttribute)attributes[0];
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-
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- PreloaderLog.WriteLine(attribute.Info);
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- }
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-
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- Logger.Log(LogLevel.Message, "Preloader started");
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-
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- string entrypointAssembly = Config.GetEntry("entrypoint-assembly", "UnityEngine.dll", "Preloader");
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-
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- AssemblyPatcher.AddPatcher(new PatcherPlugin
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- {TargetDLLs = new[] {entrypointAssembly}, Patcher = PatchEntrypoint});
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- AssemblyPatcher.AddPatchersFromDirectory(Paths.PatcherPluginPath, GetPatcherMethods);
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-
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- AssemblyPatcher.PatchAndLoad(Paths.ManagedPath);
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-
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- AssemblyPatcher.DisposePatchers();
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- }
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- catch (Exception ex)
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- {
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- Logger.Log(LogLevel.Fatal, "Could not run preloader!");
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- Logger.Log(LogLevel.Fatal, ex);
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-
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- PreloaderLog.Enabled = false;
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-
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- try
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- {
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- if (!ConsoleWindow.IsAttatched)
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- {
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- //if we've already attached the console, then the log will already be written to the console
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- AllocateConsole();
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- Console.Write(PreloaderLog);
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- }
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- }
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- finally
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- {
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- File.WriteAllText(
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- Path.Combine(Paths.GameRootPath, $"preloader_{DateTime.Now:yyyyMMdd_HHmmss_fff}.log"),
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- PreloaderLog + "\r\n" + ex);
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-
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- PreloaderLog.Dispose();
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- PreloaderLog = null;
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- }
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- }
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- }
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-
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- /// <summary>
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- /// Scans the assembly for classes that use the patcher contract, and returns a list of valid patchers.
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- /// </summary>
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- /// <param name="assembly">The assembly to scan.</param>
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- /// <returns>A list of assembly patchers that were found in the assembly.</returns>
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- public static List<PatcherPlugin> GetPatcherMethods(Assembly assembly)
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- {
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- var patcherMethods = new List<PatcherPlugin>();
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- var flags = BindingFlags.Public | BindingFlags.Static | BindingFlags.IgnoreCase;
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-
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- foreach (var type in assembly.GetExportedTypes())
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- try
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- {
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- if (type.IsInterface)
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- continue;
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-
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- var targetsProperty = type.GetProperty("TargetDLLs",
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- flags,
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- null,
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- typeof(IEnumerable<string>),
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- Type.EmptyTypes,
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- null);
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-
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- //first try get the ref patcher method
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- var patcher = type.GetMethod("Patch",
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- flags,
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- null,
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- CallingConventions.Any,
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- new[] {typeof(AssemblyDefinition).MakeByRefType()},
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- null);
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-
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- if (patcher == null) //otherwise try getting the non-ref patcher method
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- patcher = type.GetMethod("Patch",
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- flags,
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- null,
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- CallingConventions.Any,
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- new[] {typeof(AssemblyDefinition)},
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- null);
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-
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- if (targetsProperty == null || !targetsProperty.CanRead || patcher == null)
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- continue;
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-
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- var assemblyPatcher = new PatcherPlugin();
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-
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- assemblyPatcher.Name = $"{assembly.GetName().Name}{type.FullName}";
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- assemblyPatcher.Patcher = (ref AssemblyDefinition ass) =>
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- {
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- //we do the array fuckery here to get the ref result out
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- object[] args = {ass};
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-
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- patcher.Invoke(null, args);
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-
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- ass = (AssemblyDefinition) args[0];
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- };
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-
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- assemblyPatcher.TargetDLLs = (IEnumerable<string>) targetsProperty.GetValue(null, null);
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-
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- var initMethod = type.GetMethod("Initialize",
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- flags,
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- null,
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- CallingConventions.Any,
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- Type.EmptyTypes,
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- null);
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-
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- if (initMethod != null)
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- assemblyPatcher.Initializer = () => initMethod.Invoke(null, null);
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-
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- var finalizeMethod = type.GetMethod("Finish",
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- flags,
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- null,
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- CallingConventions.Any,
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- Type.EmptyTypes,
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- null);
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-
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- if (finalizeMethod != null)
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- assemblyPatcher.Finalizer = () => finalizeMethod.Invoke(null, null);
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- }
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- catch (Exception ex)
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- {
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- Logger.Log(LogLevel.Warning, $"Could not load patcher methods from {assembly.GetName().Name}");
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- Logger.Log(LogLevel.Warning, $"{ex}");
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- }
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-
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- Logger.Log(LogLevel.Info,
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- $"Loaded {patcherMethods.Count} patcher methods from {assembly.GetName().Name}");
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-
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- return patcherMethods;
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- }
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-
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- /// <summary>
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- /// Inserts BepInEx's own chainloader entrypoint into UnityEngine.
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- /// </summary>
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- /// <param name="assembly">The assembly that will be attempted to be patched.</param>
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- public static void PatchEntrypoint(ref AssemblyDefinition assembly)
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- {
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- if (assembly.MainModule.AssemblyReferences.Any(x => x.Name.Contains("BepInEx")))
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- throw new Exception(
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- "BepInEx has been detected to be patched! Please unpatch before using a patchless variant!");
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-
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- string entrypointType = Config.GetEntry("entrypoint-type", "Application", "Preloader");
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- string entrypointMethod = Config.GetEntry("entrypoint-method", ".cctor", "Preloader");
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-
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- bool isCctor = entrypointMethod.IsNullOrWhiteSpace() || entrypointMethod == ".cctor";
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-
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-
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- var entryType = assembly.MainModule.Types.FirstOrDefault(x => x.Name == entrypointType);
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-
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- if (entryType == null) throw new Exception("The entrypoint type is invalid! Please check your config.ini");
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-
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- using (var injected = AssemblyDefinition.ReadAssembly(Paths.BepInExAssemblyPath))
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- {
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- var originalInitMethod = injected.MainModule.Types.First(x => x.Name == "Chainloader").Methods
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- .First(x => x.Name == "Initialize");
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-
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- var originalStartMethod = injected.MainModule.Types.First(x => x.Name == "Chainloader").Methods
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- .First(x => x.Name == "Start");
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-
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- var initMethod = assembly.MainModule.ImportReference(originalInitMethod);
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- var startMethod = assembly.MainModule.ImportReference(originalStartMethod);
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-
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- var methods = new List<MethodDefinition>();
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-
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- if (isCctor)
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- {
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- var cctor = entryType.Methods.FirstOrDefault(m => m.IsConstructor && m.IsStatic);
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-
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- if (cctor == null)
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- {
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- cctor = new MethodDefinition(".cctor",
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- MethodAttributes.Static | MethodAttributes.Private | MethodAttributes.HideBySig
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- | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName,
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- assembly.MainModule.ImportReference(typeof(void)));
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-
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- entryType.Methods.Add(cctor);
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- var il = cctor.Body.GetILProcessor();
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- il.Append(il.Create(OpCodes.Ret));
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- }
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-
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- methods.Add(cctor);
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- }
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- else
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- {
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- methods.AddRange(entryType.Methods.Where(x => x.Name == entrypointMethod));
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- }
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-
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- if (!methods.Any())
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- throw new Exception("The entrypoint method is invalid! Please check your config.ini");
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-
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- foreach (var method in methods)
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- {
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- var il = method.Body.GetILProcessor();
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-
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- var ins = il.Body.Instructions.First();
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-
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- il.InsertBefore(ins, il.Create(OpCodes.Ldstr, Paths.ExecutablePath)); //containerExePath
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- il.InsertBefore(ins,
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- il.Create(OpCodes
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- .Ldc_I4_0)); //startConsole (always false, we already load the console in Preloader)
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- il.InsertBefore(ins,
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- il.Create(OpCodes.Call,
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- initMethod)); //Chainloader.Initialize(string containerExePath, bool startConsole = true)
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- il.InsertBefore(ins, il.Create(OpCodes.Call, startMethod));
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- }
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- }
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- }
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-
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- /// <summary>
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- /// Allocates a console window for use by BepInEx safely.
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- /// </summary>
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- public static void AllocateConsole()
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- {
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- bool console = Utility.SafeParseBool(Config.GetEntry("console", "false", "BepInEx"));
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- bool shiftjis = Utility.SafeParseBool(Config.GetEntry("console-shiftjis", "false", "BepInEx"));
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-
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- if (!console)
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- return;
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-
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- try
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- {
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- ConsoleWindow.Attach();
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-
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- var encoding = (uint) Encoding.UTF8.CodePage;
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-
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- if (shiftjis)
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- encoding = 932;
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-
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- ConsoleEncoding.ConsoleCodePage = encoding;
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- Console.OutputEncoding = ConsoleEncoding.GetEncoding(encoding);
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- }
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- catch (Exception ex)
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- {
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- Logger.Log(LogLevel.Error, "Failed to allocate console!");
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- Logger.Log(LogLevel.Error, ex);
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- }
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- }
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- }
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+ if (attributes.Length > 0)
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+ {
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+ var attribute = (BuildInfoAttribute)attributes[0];
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+
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+ PreloaderLog.WriteLine(attribute.Info);
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+ }
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+
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+ Logger.Log(LogLevel.Message, "Preloader started");
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+
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+ string entrypointAssembly = Config.GetEntry("entrypoint-assembly", "UnityEngine.dll", "Preloader");
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+
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+ AssemblyPatcher.AddPatcher(new PatcherPlugin
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+ { TargetDLLs = new[] { entrypointAssembly }, Patcher = PatchEntrypoint });
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+ AssemblyPatcher.AddPatchersFromDirectory(Paths.PatcherPluginPath, GetPatcherMethods);
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+
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+ AssemblyPatcher.PatchAndLoad(Paths.ManagedPath);
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+
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+ AssemblyPatcher.DisposePatchers();
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+ }
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+ catch (Exception ex)
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+ {
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+ Logger.Log(LogLevel.Fatal, "Could not run preloader!");
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+ Logger.Log(LogLevel.Fatal, ex);
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+
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+ PreloaderLog.Enabled = false;
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+
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+ try
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+ {
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+ if (!ConsoleWindow.IsAttatched)
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+ {
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+ //if we've already attached the console, then the log will already be written to the console
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+ AllocateConsole();
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+ Console.Write(PreloaderLog);
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+ }
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+ }
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+ finally
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+ {
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+ File.WriteAllText(
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+ Path.Combine(Paths.GameRootPath, $"preloader_{DateTime.Now:yyyyMMdd_HHmmss_fff}.log"),
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+ PreloaderLog + "\r\n" + ex);
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+
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+ PreloaderLog.Dispose();
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+ PreloaderLog = null;
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+ }
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+ }
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+ }
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+
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+ /// <summary>
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+ /// Scans the assembly for classes that use the patcher contract, and returns a list of valid patchers.
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+ /// </summary>
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+ /// <param name="assembly">The assembly to scan.</param>
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+ /// <returns>A list of assembly patchers that were found in the assembly.</returns>
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+ public static List<PatcherPlugin> GetPatcherMethods(Assembly assembly)
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+ {
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+ var patcherMethods = new List<PatcherPlugin>();
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+ var flags = BindingFlags.Public | BindingFlags.Static | BindingFlags.IgnoreCase;
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+
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+ foreach (var type in assembly.GetExportedTypes())
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+ try
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+ {
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+ if (type.IsInterface)
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+ continue;
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+
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+ var targetsProperty = type.GetProperty("TargetDLLs",
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+ flags,
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+ null,
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+ typeof(IEnumerable<string>),
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+ Type.EmptyTypes,
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+ null);
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+
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+ //first try get the ref patcher method
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+ var patcher = type.GetMethod("Patch",
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+ flags,
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+ null,
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+ CallingConventions.Any,
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+ new[] { typeof(AssemblyDefinition).MakeByRefType() },
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+ null);
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+
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+ if (patcher == null) //otherwise try getting the non-ref patcher method
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+ patcher = type.GetMethod("Patch",
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+ flags,
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+ null,
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+ CallingConventions.Any,
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+ new[] { typeof(AssemblyDefinition) },
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+ null);
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+
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+ if (targetsProperty == null || !targetsProperty.CanRead || patcher == null)
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+ continue;
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+
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+ var assemblyPatcher = new PatcherPlugin();
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+
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+ assemblyPatcher.Name = $"{assembly.GetName().Name}{type.FullName}";
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+ assemblyPatcher.Patcher = (ref AssemblyDefinition ass) =>
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+ {
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+ //we do the array fuckery here to get the ref result out
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+ object[] args = { ass };
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+
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+ patcher.Invoke(null, args);
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+
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+ ass = (AssemblyDefinition)args[0];
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+ };
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+
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+ assemblyPatcher.TargetDLLs = (IEnumerable<string>)targetsProperty.GetValue(null, null);
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+
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+ var initMethod = type.GetMethod("Initialize",
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+ flags,
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+ null,
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+ CallingConventions.Any,
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+ Type.EmptyTypes,
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+ null);
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+
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+ if (initMethod != null)
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+ assemblyPatcher.Initializer = () => initMethod.Invoke(null, null);
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+
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+ var finalizeMethod = type.GetMethod("Finish",
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+ flags,
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+ null,
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+ CallingConventions.Any,
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+ Type.EmptyTypes,
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+ null);
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+
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+ if (finalizeMethod != null)
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|
+ assemblyPatcher.Finalizer = () => finalizeMethod.Invoke(null, null);
|
|
|
+ }
|
|
|
+ catch (Exception ex)
|
|
|
+ {
|
|
|
+ Logger.Log(LogLevel.Warning, $"Could not load patcher methods from {assembly.GetName().Name}");
|
|
|
+ Logger.Log(LogLevel.Warning, $"{ex}");
|
|
|
+ }
|
|
|
+
|
|
|
+ Logger.Log(LogLevel.Info,
|
|
|
+ $"Loaded {patcherMethods.Count} patcher methods from {assembly.GetName().Name}");
|
|
|
+
|
|
|
+ return patcherMethods;
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// Inserts BepInEx's own chainloader entrypoint into UnityEngine.
|
|
|
+ /// </summary>
|
|
|
+ /// <param name="assembly">The assembly that will be attempted to be patched.</param>
|
|
|
+ public static void PatchEntrypoint(ref AssemblyDefinition assembly)
|
|
|
+ {
|
|
|
+ if (assembly.MainModule.AssemblyReferences.Any(x => x.Name.Contains("BepInEx")))
|
|
|
+ throw new Exception(
|
|
|
+ "BepInEx has been detected to be patched! Please unpatch before using a patchless variant!");
|
|
|
+
|
|
|
+ string entrypointType = Config.GetEntry("entrypoint-type", "Application", "Preloader");
|
|
|
+ string entrypointMethod = Config.GetEntry("entrypoint-method", ".cctor", "Preloader");
|
|
|
+
|
|
|
+ bool isCctor = entrypointMethod.IsNullOrWhiteSpace() || entrypointMethod == ".cctor";
|
|
|
+
|
|
|
+
|
|
|
+ var entryType = assembly.MainModule.Types.FirstOrDefault(x => x.Name == entrypointType);
|
|
|
+
|
|
|
+ if (entryType == null)
|
|
|
+ throw new Exception("The entrypoint type is invalid! Please check your config.ini");
|
|
|
+
|
|
|
+ using (var injected = AssemblyDefinition.ReadAssembly(Paths.BepInExAssemblyPath))
|
|
|
+ {
|
|
|
+ var originalInitMethod = injected.MainModule.Types.First(x => x.Name == "Chainloader").Methods
|
|
|
+ .First(x => x.Name == "Initialize");
|
|
|
+
|
|
|
+ var originalStartMethod = injected.MainModule.Types.First(x => x.Name == "Chainloader").Methods
|
|
|
+ .First(x => x.Name == "Start");
|
|
|
+
|
|
|
+ var initMethod = assembly.MainModule.ImportReference(originalInitMethod);
|
|
|
+ var startMethod = assembly.MainModule.ImportReference(originalStartMethod);
|
|
|
+
|
|
|
+ var methods = new List<MethodDefinition>();
|
|
|
+
|
|
|
+ if (isCctor)
|
|
|
+ {
|
|
|
+ var cctor = entryType.Methods.FirstOrDefault(m => m.IsConstructor && m.IsStatic);
|
|
|
+
|
|
|
+ if (cctor == null)
|
|
|
+ {
|
|
|
+ cctor = new MethodDefinition(".cctor",
|
|
|
+ MethodAttributes.Static | MethodAttributes.Private | MethodAttributes.HideBySig
|
|
|
+ | MethodAttributes.SpecialName | MethodAttributes.RTSpecialName,
|
|
|
+ assembly.MainModule.ImportReference(typeof(void)));
|
|
|
+
|
|
|
+ entryType.Methods.Add(cctor);
|
|
|
+ var il = cctor.Body.GetILProcessor();
|
|
|
+ il.Append(il.Create(OpCodes.Ret));
|
|
|
+ }
|
|
|
+
|
|
|
+ methods.Add(cctor);
|
|
|
+ }
|
|
|
+ else
|
|
|
+ {
|
|
|
+ methods.AddRange(entryType.Methods.Where(x => x.Name == entrypointMethod));
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!methods.Any())
|
|
|
+ throw new Exception("The entrypoint method is invalid! Please check your config.ini");
|
|
|
+
|
|
|
+ foreach (var method in methods)
|
|
|
+ {
|
|
|
+ var il = method.Body.GetILProcessor();
|
|
|
+
|
|
|
+ var ins = il.Body.Instructions.First();
|
|
|
+
|
|
|
+ il.InsertBefore(ins, il.Create(OpCodes.Ldstr, Paths.ExecutablePath)); //containerExePath
|
|
|
+ il.InsertBefore(ins,
|
|
|
+ il.Create(OpCodes
|
|
|
+ .Ldc_I4_0)); //startConsole (always false, we already load the console in Preloader)
|
|
|
+ il.InsertBefore(ins,
|
|
|
+ il.Create(OpCodes.Call,
|
|
|
+ initMethod)); //Chainloader.Initialize(string containerExePath, bool startConsole = true)
|
|
|
+ il.InsertBefore(ins, il.Create(OpCodes.Call, startMethod));
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /// <summary>
|
|
|
+ /// Allocates a console window for use by BepInEx safely.
|
|
|
+ /// </summary>
|
|
|
+ public static void AllocateConsole()
|
|
|
+ {
|
|
|
+ bool console = Utility.SafeParseBool(Config.GetEntry("console", "false", "BepInEx"));
|
|
|
+ bool shiftjis = Utility.SafeParseBool(Config.GetEntry("console-shiftjis", "false", "BepInEx"));
|
|
|
+
|
|
|
+ if (!console)
|
|
|
+ return;
|
|
|
+
|
|
|
+ try
|
|
|
+ {
|
|
|
+ ConsoleWindow.Attach();
|
|
|
+
|
|
|
+ var encoding = (uint)Encoding.UTF8.CodePage;
|
|
|
+
|
|
|
+ if (shiftjis)
|
|
|
+ encoding = 932;
|
|
|
+
|
|
|
+ ConsoleEncoding.ConsoleCodePage = encoding;
|
|
|
+ Console.OutputEncoding = ConsoleEncoding.GetEncoding(encoding);
|
|
|
+ }
|
|
|
+ catch (Exception ex)
|
|
|
+ {
|
|
|
+ Logger.Log(LogLevel.Error, "Failed to allocate console!");
|
|
|
+ Logger.Log(LogLevel.Error, ex);
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
}
|