using IPA.Config;
|
|
using IPA.Injector.Backups;
|
|
using IPA.Loader;
|
|
using IPA.Logging;
|
|
using IPA.Utilities;
|
|
using Mono.Cecil;
|
|
using Mono.Cecil.Cil;
|
|
using System;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Reflection;
|
|
using System.Threading.Tasks;
|
|
using UnityEngine;
|
|
using static IPA.Logging.Logger;
|
|
using MethodAttributes = Mono.Cecil.MethodAttributes;
|
|
#if NET3
|
|
using Net3_Proxy;
|
|
using Path = Net3_Proxy.Path;
|
|
using File = Net3_Proxy.File;
|
|
using Directory = Net3_Proxy.Directory;
|
|
#endif
|
|
|
|
namespace IPA.Injector
|
|
{
|
|
/// <summary>
|
|
/// The entry point type for BSIPA's Doorstop injector.
|
|
/// </summary>
|
|
// ReSharper disable once UnusedMember.Global
|
|
internal static class Injector
|
|
{
|
|
private static Task pluginAsyncLoadTask;
|
|
private static Task permissionFixTask;
|
|
//private static string otherNewtonsoftJson = null;
|
|
|
|
// ReSharper disable once UnusedParameter.Global
|
|
internal static void Main(string[] args)
|
|
{ // entry point for doorstop
|
|
// At this point, literally nothing but mscorlib is loaded,
|
|
// and since this class doesn't have any static fields that
|
|
// aren't defined in mscorlib, we can control exactly what
|
|
// gets loaded.
|
|
|
|
try
|
|
{
|
|
if (Environment.GetCommandLineArgs().Contains("--verbose"))
|
|
WinConsole.Initialize();
|
|
|
|
SetupLibraryLoading();
|
|
|
|
/*var otherNewtonsoft = Path.Combine(
|
|
Directory.EnumerateDirectories(Environment.CurrentDirectory, "*_Data").First(),
|
|
"Managed",
|
|
"Newtonsoft.Json.dll");
|
|
if (File.Exists(otherNewtonsoft))
|
|
{ // this game ships its own Newtonsoft; force load ours and flag loading theirs
|
|
LibLoader.LoadLibrary(new AssemblyName("Newtonsoft.Json, Version=12.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed"));
|
|
otherNewtonsoftJson = otherNewtonsoft;
|
|
}*/
|
|
|
|
EnsureDirectories();
|
|
|
|
// this is weird, but it prevents Mono from having issues loading the type.
|
|
// IMPORTANT: NO CALLS TO ANY LOGGER CAN HAPPEN BEFORE THIS
|
|
var unused = StandardLogger.PrintFilter;
|
|
#region // Above hack explaination
|
|
/*
|
|
* Due to an unknown bug in the version of Mono that Unity uses, if the first access to StandardLogger
|
|
* is a call to a constructor, then Mono fails to load the type correctly. However, if the first access is to
|
|
* the above static property (or maybe any, but I don't really know) it behaves as expected and works fine.
|
|
*/
|
|
#endregion
|
|
|
|
log.Debug("Initializing logger");
|
|
|
|
SelfConfig.ReadCommandLine(Environment.GetCommandLineArgs());
|
|
SelfConfig.Load();
|
|
DisabledConfig.Load();
|
|
|
|
if (AntiPiracy.IsInvalid(Environment.CurrentDirectory))
|
|
{
|
|
log.Error("Invalid installation; please buy the game to run BSIPA.");
|
|
|
|
return;
|
|
}
|
|
|
|
CriticalSection.Configure();
|
|
|
|
injector.Debug("Prepping bootstrapper");
|
|
|
|
// updates backup
|
|
InstallBootstrapPatch();
|
|
|
|
GameVersionEarly.Load();
|
|
|
|
Updates.InstallPendingUpdates();
|
|
|
|
LibLoader.SetupAssemblyFilenames(true);
|
|
|
|
pluginAsyncLoadTask = PluginLoader.LoadTask();
|
|
permissionFixTask = PermissionFix.FixPermissions(new DirectoryInfo(Environment.CurrentDirectory));
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
Console.WriteLine(e);
|
|
}
|
|
}
|
|
|
|
private static void EnsureDirectories()
|
|
{
|
|
string path;
|
|
if (!Directory.Exists(path = Path.Combine(Environment.CurrentDirectory, "UserData")))
|
|
Directory.CreateDirectory(path);
|
|
if (!Directory.Exists(path = Path.Combine(Environment.CurrentDirectory, "Plugins")))
|
|
Directory.CreateDirectory(path);
|
|
}
|
|
|
|
private static void SetupLibraryLoading()
|
|
{
|
|
if (loadingDone) return;
|
|
loadingDone = true;
|
|
LibLoader.Configure();
|
|
}
|
|
|
|
private static void InstallHarmonyProtections()
|
|
{ // proxy function to delay resolution
|
|
HarmonyProtectorProxy.ProtectNull();
|
|
}
|
|
|
|
private static void InstallBootstrapPatch()
|
|
{
|
|
var cAsmName = Assembly.GetExecutingAssembly().GetName();
|
|
var managedPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
|
|
|
|
var dataDir = new DirectoryInfo(managedPath).Parent.Name;
|
|
var gameName = dataDir.Substring(0, dataDir.Length - 5);
|
|
|
|
injector.Debug("Finding backup");
|
|
var backupPath = Path.Combine(Environment.CurrentDirectory, "IPA", "Backups", gameName);
|
|
var bkp = BackupManager.FindLatestBackup(backupPath);
|
|
if (bkp == null)
|
|
injector.Warn("No backup found! Was BSIPA installed using the installer?");
|
|
|
|
injector.Debug("Ensuring patch on UnityEngine.CoreModule exists");
|
|
|
|
#region Insert patch into UnityEngine.CoreModule.dll
|
|
|
|
{
|
|
var unityPath = Path.Combine(managedPath,
|
|
"UnityEngine.CoreModule.dll");
|
|
|
|
// this is a critical section because if you exit in here, CoreModule can die
|
|
using var critSec = CriticalSection.ExecuteSection();
|
|
|
|
using var unityAsmDef = AssemblyDefinition.ReadAssembly(unityPath, new ReaderParameters
|
|
{
|
|
ReadWrite = false,
|
|
InMemory = true,
|
|
ReadingMode = ReadingMode.Immediate
|
|
});
|
|
var unityModDef = unityAsmDef.MainModule;
|
|
|
|
bool modified = false;
|
|
foreach (var asmref in unityModDef.AssemblyReferences)
|
|
{
|
|
if (asmref.Name == cAsmName.Name)
|
|
{
|
|
if (asmref.Version != cAsmName.Version)
|
|
{
|
|
asmref.Version = cAsmName.Version;
|
|
modified = true;
|
|
}
|
|
}
|
|
}
|
|
|
|
var application = unityModDef.GetType("UnityEngine", "Application");
|
|
|
|
if (application == null)
|
|
{
|
|
injector.Critical("UnityEngine.CoreModule doesn't have a definition for UnityEngine.Application!"
|
|
+ "Nothing to patch to get ourselves into the Unity run cycle!");
|
|
goto endPatchCoreModule;
|
|
}
|
|
|
|
MethodDefinition cctor = null;
|
|
foreach (var m in application.Methods)
|
|
if (m.IsRuntimeSpecialName && m.Name == ".cctor")
|
|
cctor = m;
|
|
|
|
var cbs = unityModDef.ImportReference(((Action)CreateBootstrapper).Method);
|
|
|
|
if (cctor == null)
|
|
{
|
|
cctor = new MethodDefinition(".cctor",
|
|
MethodAttributes.RTSpecialName | MethodAttributes.Static | MethodAttributes.SpecialName,
|
|
unityModDef.TypeSystem.Void);
|
|
application.Methods.Add(cctor);
|
|
modified = true;
|
|
|
|
var ilp = cctor.Body.GetILProcessor();
|
|
ilp.Emit(OpCodes.Call, cbs);
|
|
ilp.Emit(OpCodes.Ret);
|
|
}
|
|
else
|
|
{
|
|
var ilp = cctor.Body.GetILProcessor();
|
|
for (var i = 0; i < Math.Min(2, cctor.Body.Instructions.Count); i++)
|
|
{
|
|
var ins = cctor.Body.Instructions[i];
|
|
switch (i)
|
|
{
|
|
case 0 when ins.OpCode != OpCodes.Call:
|
|
ilp.Replace(ins, ilp.Create(OpCodes.Call, cbs));
|
|
modified = true;
|
|
break;
|
|
|
|
case 0:
|
|
{
|
|
var methodRef = ins.Operand as MethodReference;
|
|
if (methodRef?.FullName != cbs.FullName)
|
|
{
|
|
ilp.Replace(ins, ilp.Create(OpCodes.Call, cbs));
|
|
modified = true;
|
|
}
|
|
|
|
break;
|
|
}
|
|
case 1 when ins.OpCode != OpCodes.Ret:
|
|
ilp.Replace(ins, ilp.Create(OpCodes.Ret));
|
|
modified = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (modified)
|
|
{
|
|
bkp?.Add(unityPath);
|
|
unityAsmDef.Write(unityPath);
|
|
}
|
|
}
|
|
endPatchCoreModule:
|
|
#endregion Insert patch into UnityEngine.CoreModule.dll
|
|
|
|
injector.Debug("Ensuring game assemblies are virtualized");
|
|
|
|
#region Virtualize game assemblies
|
|
bool isFirst = true;
|
|
foreach(var name in SelfConfig.GameAssemblies_)
|
|
{
|
|
var ascPath = Path.Combine(managedPath, name);
|
|
|
|
using var execSec = CriticalSection.ExecuteSection();
|
|
|
|
try
|
|
{
|
|
injector.Debug($"Virtualizing {name}");
|
|
using var ascModule = VirtualizedModule.Load(ascPath);
|
|
ascModule.Virtualize(cAsmName, () => bkp?.Add(ascPath));
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
injector.Error($"Could not virtualize {ascPath}");
|
|
if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
|
|
injector.Error(e);
|
|
}
|
|
|
|
if (isFirst)
|
|
{
|
|
try
|
|
{
|
|
injector.Debug("Applying anti-yeet patch");
|
|
|
|
using var ascAsmDef = AssemblyDefinition.ReadAssembly(ascPath, new ReaderParameters
|
|
{
|
|
ReadWrite = false,
|
|
InMemory = true,
|
|
ReadingMode = ReadingMode.Immediate
|
|
});
|
|
var ascModDef = ascAsmDef.MainModule;
|
|
|
|
var deleter = ascModDef.GetType("IPAPluginsDirDeleter");
|
|
deleter.Methods.Clear(); // delete all methods
|
|
|
|
ascAsmDef.Write(ascPath);
|
|
|
|
isFirst = false;
|
|
}
|
|
catch (Exception e)
|
|
{
|
|
injector.Warn($"Could not apply anti-yeet patch to {ascPath}");
|
|
if (SelfConfig.Debug_.ShowHandledErrorStackTraces_)
|
|
injector.Warn(e);
|
|
}
|
|
}
|
|
}
|
|
#endregion
|
|
}
|
|
|
|
private static bool bootstrapped;
|
|
|
|
private static void CreateBootstrapper()
|
|
{
|
|
if (bootstrapped) return;
|
|
bootstrapped = true;
|
|
|
|
/*if (otherNewtonsoftJson != null)
|
|
Assembly.LoadFrom(otherNewtonsoftJson);*/
|
|
|
|
|
|
Application.logMessageReceived += delegate (string condition, string stackTrace, LogType type)
|
|
{
|
|
var level = UnityLogRedirector.LogTypeToLevel(type);
|
|
UnityLogProvider.UnityLogger.Log(level, $"{condition}");
|
|
UnityLogProvider.UnityLogger.Log(level, $"{stackTrace}");
|
|
};
|
|
|
|
// need to reinit streams singe Unity seems to redirect stdout
|
|
StdoutInterceptor.RedirectConsole();
|
|
|
|
InstallHarmonyProtections();
|
|
|
|
var bootstrapper = new GameObject("NonDestructiveBootstrapper").AddComponent<Bootstrapper>();
|
|
bootstrapper.Destroyed += Bootstrapper_Destroyed;
|
|
}
|
|
|
|
private static bool loadingDone;
|
|
|
|
private static void Bootstrapper_Destroyed()
|
|
{
|
|
// wait for plugins to finish loading
|
|
pluginAsyncLoadTask.Wait();
|
|
permissionFixTask.Wait();
|
|
|
|
log.Debug("Plugins loaded");
|
|
log.Debug(string.Join(", ", PluginLoader.PluginsMetadata.StrJP()));
|
|
PluginComponent.Create();
|
|
|
|
#if DEBUG
|
|
Config.Stores.GeneratedStoreImpl.DebugSaveAssembly("GeneratedAssembly.dll");
|
|
#endif
|
|
}
|
|
}
|
|
}
|