refactor native lib

YaeAchievement.slnx

@@ -1,3 +1,4 @@
 <Solution>
+  <Project Path="YaeAchievementLib\YaeAchievementLib.csproj" Type="Classic C#" />
   <Project Path="YaeAchievement\YaeAchievement.csproj" Type="Classic C#" />
 </Solution>

YaeAchievement/res/App.Designer.cs

@@ -222,7 +222,7 @@ namespace YaeAchievement.res {
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Fail, please contact developer to get help information.
+        ///   Looks up a localized string similar to Fail, please contact developer to get help information (CG_{0}).
         /// </summary>
         internal static string ExportToCocogoatFail {
             get {

YaeAchievement/res/App.resx

@@ -19,7 +19,7 @@
         <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
     </resheader>
     <data name="ExportToCocogoatFail" xml:space="preserve">
-        <value>Fail, please contact developer to get help information</value>
+        <value>Fail, please contact developer to get help information (CG_{0})</value>
     </data>
     <data name="AllAchievement" xml:space="preserve">
         <value>all achievement</value>

YaeAchievement/res/App.zh.resx

@@ -12,7 +12,7 @@
         <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
     </resheader>
     <data name="ExportToCocogoatFail" xml:space="preserve">
-        <value>导出失败, 请联系开发者以获取帮助</value>
+        <value>导出失败, 请联系开发者以获取帮助（CG_{0}）</value>
     </data>
     <data name="AllAchievement" xml:space="preserve">
         <value>全部成就</value>

YaeAchievement/res/proto/AchievementInfo.proto

@@ -17,9 +17,22 @@ message AchievementItem {
     string description = 4;
 }
 
+message MethodRvaConfig {
+    uint32 do_cmd = 1;
+    uint32 to_uint16 = 2;
+    uint32 update_normal_prop = 3;
+}
+
+message NativeLibConfig {
+    uint32 store_cmd_id = 1;
+    uint32 achievement_cmd_id = 2;
+    map<uint32, MethodRvaConfig> method_rva = 10;
+}
+
 message AchievementInfo {
     string version = 1;
     map<uint32, string> group = 2;
     map<uint32, AchievementItem> items = 3;
     AchievementProtoFieldInfo pb_info = 4;
+    NativeLibConfig native_config = 5;
 }

YaeAchievement/res/proto/UpdateInfo.proto

@@ -10,6 +10,4 @@ message UpdateInfo {
   bool   force_update = 5;
   bool   enable_lib_download = 6;
   bool   enable_auto_update = 7;
-  string current_cn_hash = 8;
-  string current_os_hash = 9;
 }

YaeAchievement/src/Export.cs

@@ -48,7 +48,7 @@ public static class Export {
         request.Content = new StringContent(result, Encoding.UTF8, "application/json");
         using var response = Utils.CHttpClient.Send(request);
         if (response.StatusCode != HttpStatusCode.Created) {
-            AnsiConsole.WriteLine(App.ExportToCocogoatFail);
+            AnsiConsole.WriteLine(App.ExportToCocogoatFail, response.StatusCode);
             return;
         }
         var responseText = response.Content.ReadAsStringAsync().GetAwaiter().GetResult();

YaeAchievement/src/Program.cs

@@ -59,7 +59,7 @@ internal static class Program {
             }
         } catch (Exception) { /* ignored */ }
 
-        if (CacheFile.GetLastWriteTime("achievement_data").AddMinutes(60) > DateTime.UtcNow && data != null) {
+        if (data != null && CacheFile.GetLastWriteTime("achievement_data").AddMinutes(60) > DateTime.UtcNow) {
             var prompt = new SelectionPromptCompat<string>()
                 .Title(App.UsePreviousData)
                 .AddChoices(App.CommonYes, App.CommonNo);
@@ -72,7 +72,7 @@ internal static class Program {
         StartAndWaitResult(AppConfig.GamePath, new Dictionary<int, Func<BinaryReader, bool>> {
             { 1, AchievementAllDataNotify.OnReceive },
             { 2, PlayerStoreNotify.OnReceive },
-            { 100, PlayerPropNotify.OnReceive },
+            { 3, PlayerPropNotify.OnReceive },
         }, () => {
 #if DEBUG_EX
             PlayerPropNotify.OnFinish();

YaeAchievement/src/Utilities/Crc32.cs

@@ -0,0 +1,26 @@
+namespace YaeAchievement.Utilities;
+
+// CRC-32-IEEE 802.3
+public static class Crc32 {
+
+    private const uint Polynomial = 0xEDB88320;
+    private static readonly uint[] Crc32Table = new uint[256];
+
+    static Crc32() {
+        for (uint i = 0; i < Crc32Table.Length; i++) {
+            var v = i;
+            for (var j = 0; j < 8; j++) {
+                v = (v >> 1) ^ ((v & 1) * Polynomial);
+            }
+            Crc32Table[i] = v;
+        }
+    }
+
+    public static uint Compute(Span<byte> buf) {
+        var checksum = 0xFFFFFFFF;
+        foreach (var b in buf) {
+            checksum = (checksum >> 8) ^ Crc32Table[(b ^ checksum) & 0xFF];
+        }
+        return ~checksum;
+    }
+}

YaeAchievement/src/Utils.cs

@@ -206,27 +206,37 @@ public static class Utils {
 
     // ReSharper disable once UnusedMethodReturnValue.Global
     public static void StartAndWaitResult(string exePath, Dictionary<int, Func<BinaryReader, bool>> handlers, Action onFinish) {
-        _proc = new GameProcess(exePath);
-        _proc.LoadLibrary(GlobalVars.LibFilePath);
-        _proc.ResumeMainThread();
-        _proc.OnExit += () => {
-            if (_isUnexpectedExit) {
-                _proc = null;
-                AnsiConsole.WriteLine(App.GameProcessExit);
-                Environment.Exit(114514);
-            }
-        };
-        AnsiConsole.WriteLine(App.GameLoading, _proc.Id);
+        var hash = GetGameHash(exePath);
+        var nativeConf = GlobalVars.AchievementInfo.NativeConfig;
+        if (!nativeConf.MethodRva.TryGetValue(hash, out var methodRva)) {
+            AnsiConsole.WriteLine($"No match config {exePath} {hash:X8}");
+            Environment.Exit(0);
+            return;
+        }
         Task.Run(() => {
             using var stream = new NamedPipeServerStream(GlobalVars.PipeName);
-            using var reader = new BinaryReader(stream);
+            using var reader = new BinaryReader(stream, System.Text.Encoding.UTF8, true);
+            using var writer = new BinaryWriter(stream, System.Text.Encoding.UTF8, true);
             stream.WaitForConnection();
             int type;
             while ((type = stream.ReadByte()) != -1) {
-                if (type == 0xFF) {
-                    _isUnexpectedExit = false;
-                    onFinish();
-                    break;
+                switch (type) {
+                    case 0xFC:
+                        writer.Write(nativeConf.AchievementCmdId);
+                        writer.Write(nativeConf.StoreCmdId);
+                        break;
+                    case 0xFD:
+                        writer.Write(methodRva.DoCmd);
+                        writer.Write(methodRva.ToUint16);
+                        writer.Write(methodRva.UpdateNormalProp);
+                        break;
+                    case 0xFE:
+                        _proc!.ResumeMainThread();
+                        break;
+                    case 0xFF:
+                        _isUnexpectedExit = false;
+                        onFinish();
+                        return;
                 }
                 if (handlers.TryGetValue(type, out var handler)) {
                     if (handler(reader)) {
@@ -235,6 +245,23 @@ public static class Utils {
                 }
             }
         }).ContinueWith(task => { if (task.IsFaulted) OnUnhandledException(task.Exception!); });
+        _proc = new GameProcess(exePath);
+        _proc.LoadLibrary(GlobalVars.LibFilePath);
+        _proc.OnExit += () => {
+            if (_isUnexpectedExit) {
+                _proc = null;
+                AnsiConsole.WriteLine(App.GameProcessExit);
+                Environment.Exit(114514);
+            }
+        };
+        AnsiConsole.WriteLine(App.GameLoading, _proc.Id);
+    }
+
+    private static uint GetGameHash(string exePath) {
+        Span<byte> buffer = stackalloc byte[0x10000];
+        using var stream = File.OpenRead(exePath);
+        _ = stream.Read(buffer);
+        return Crc32.Compute(buffer);
     }
 
     internal static unsafe void SetQuickEditMode(bool enable) {

YaeAchievementLib/YaeAchievementLib.csproj

@@ -0,0 +1,50 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <Nullable>enable</Nullable>
+        <LangVersion>preview</LangVersion>
+        <RootNamespace>Yae</RootNamespace>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
+        <TargetFramework>net9.0-windows</TargetFramework>
+    </PropertyGroup>
+
+    <PropertyGroup>
+        <PublishAot>true</PublishAot>
+        <PlatformTarget>x64</PlatformTarget>
+        <RuntimeIdentifier>win-x64</RuntimeIdentifier>
+        <InvariantGlobalization>true</InvariantGlobalization>
+        <OptimizationPreference>Speed</OptimizationPreference>
+        <IlcFoldIdenticalMethodBodies>true</IlcFoldIdenticalMethodBodies>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Elysia.Bootstrap" Version="1.0.14"/>
+        <PackageReference Include="Microsoft.Windows.CsWin32" Version="0.3.183">
+            <PrivateAssets>all</PrivateAssets>
+        </PackageReference>
+    </ItemGroup>
+
+    <ItemGroup>
+        <DirectPInvoke Include="NTDLL"/>
+        <DirectPInvoke Include="USER32"/>
+        <DirectPInvoke Include="KERNEL32"/>
+        <DirectPInvoke Include="libMinHook.x64"/>
+        <NativeLibrary Include="lib\libMinHook.x64.lib"/>
+    </ItemGroup>
+
+    <ItemGroup>
+        <LibraryEntrypoint Include="YaeMain"/>
+        <AssemblyAttribute Include="System.Runtime.CompilerServices.DisableRuntimeMarshallingAttribute"/>
+    </ItemGroup>
+
+    <ItemGroup>
+        <Using Include="System.Diagnostics"/>
+        <Using Include="System.Diagnostics.CodeAnalysis"/>
+    </ItemGroup>
+
+    <ItemGroup>
+      <Folder Include="obj\" />
+    </ItemGroup>
+
+</Project>

YaeAchievementLib/src/Application.cs

@@ -0,0 +1,134 @@
+using System.Buffers.Binary;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+using Yae.Utilities;
+
+namespace Yae;
+
+internal static unsafe class Application {
+
+    [UnmanagedCallersOnly(EntryPoint = "YaeMain")]
+    private static uint Awake(nint hModule) {
+        Native.RegisterUnhandledExceptionHandler();
+        Log.UseConsoleOutput();
+        Log.Trace("~");
+        Goshujin.Init();
+        Goshujin.LoadCmdTable();
+        Goshujin.LoadMethodTable();
+        Goshujin.ResumeMainThread();
+        //
+        Native.WaitMainWindow();
+        Log.ResetConsole();
+        //
+        RecordChecksum();
+        MinHook.Attach(GameMethod.DoCmd, &OnDoCmd, out _doCmd);
+        MinHook.Attach(GameMethod.ToUInt16, &OnToUInt16, out _toUInt16);
+        MinHook.Attach(GameMethod.UpdateNormalProp, &OnUpdateNormalProp, out _updateNormalProp);
+        return 0;
+    }
+
+    #region RecvPacket
+
+    private static delegate*unmanaged<byte*, int, ushort> _toUInt16;
+
+    [UnmanagedCallersOnly]
+    private static ushort OnToUInt16(byte* val, int startIndex) {
+        var ret = _toUInt16(val, startIndex);
+        if (ret != 0xAB89 || *(ushort*) (val += 0x20) != 0x6745) {
+            return ret;
+        }
+        var cmdId = BinaryPrimitives.ReverseEndianness(*(ushort*) (val + 2));
+        if (cmdId == CmdId.PlayerStoreNotify) {
+            Goshujin.PushStoreData(GetData(val));
+        } else if (cmdId == CmdId.AchievementAllDataNotify) {
+            Goshujin.PushAchievementData(GetData(val));
+        }
+        return ret;
+        static Span<byte> GetData(byte* val) {
+            var headLen = BinaryPrimitives.ReverseEndianness(*(ushort*) (val + 4));
+            var dataLen = BinaryPrimitives.ReverseEndianness(*(uint*) (val + 6));
+            return new Span<byte>(val + 10 + headLen, (int) dataLen);
+        }
+    }
+
+    #endregion
+
+    #region Prop
+
+    /*
+     * PROP_PLAYER_HCOIN = 10015,
+     * PROP_PLAYER_WAIT_SUB_HCOIN = 10022,
+     * PROP_PLAYER_SCOIN = 10016,
+     * PROP_PLAYER_WAIT_SUB_SCOIN = 10023,
+     * PROP_PLAYER_MCOIN = 10025,
+     * PROP_PLAYER_WAIT_SUB_MCOIN = 10026,
+     * PROP_PLAYER_HOME_COIN = 10042,
+     * PROP_PLAYER_WAIT_SUB_HOME_COIN = 10043,
+     * PROP_PLAYER_ROLE_COMBAT_COIN = 10053,
+     * PROP_PLAYER_MUSIC_GAME_BOOK_COIN = 10058,
+     */
+    public static HashSet<int> RequiredPlayerProperties { get; } = [
+        10015, 10022, 10016, 10023, 10025, 10026, 10042, 10043, 10053, 10058
+    ];
+
+    private static delegate*unmanaged<nint, int, double, double, int, void> _updateNormalProp;
+
+    [UnmanagedCallersOnly]
+    private static void OnUpdateNormalProp(nint @this, int type, double value, double lastValue, int state) {
+        _updateNormalProp(@this, type, value, lastValue, state);
+        if (RequiredPlayerProperties.Remove(type)) {
+            Goshujin.PushPlayerProp(type, value);
+        }
+    }
+
+    #endregion
+
+    #region Checksum
+
+    [StructLayout(LayoutKind.Sequential)]
+    private struct RecordChecksumCmdData {
+
+        public int Type;
+
+        public void* Buffer;
+
+        public int Length;
+
+    }
+
+    private static readonly RecordChecksumCmdData[] RecordedChecksum = new RecordChecksumCmdData[3];
+
+    private static void RecordChecksum() {
+        for (var i = 0; i < 3; i++) {
+            var buffer = NativeMemory.AllocZeroed(256);
+            var data = new RecordChecksumCmdData {
+                Type = i,
+                Buffer = buffer,
+                Length = 256
+            };
+            _ = GameMethod.DoCmd(23, Unsafe.AsPointer(ref data), sizeof(RecordChecksumCmdData));
+            RecordedChecksum[i] = data;
+            //REPL//Log.Trace($"nType={i}, value={new string((sbyte*) buffer, 0, data.Length)}");
+        }
+    }
+
+    private static delegate*unmanaged<int, void*, int, int> _doCmd;
+
+    [UnmanagedCallersOnly]
+    public static int OnDoCmd(int cmdType, void* data, int size) {
+        var result = _doCmd(cmdType, data, size);
+        if (cmdType == 23) {
+            var cmdData = (RecordChecksumCmdData*) data;
+            if (cmdData->Type < 3) {
+                var recordedData = RecordedChecksum[cmdData->Type];
+                cmdData->Length = recordedData.Length;
+                Buffer.MemoryCopy(recordedData.Buffer, cmdData->Buffer, recordedData.Length, recordedData.Length);
+                //REPL//Log.Trace($"Override type {cmdData->Type} result");
+            }
+        }
+        return result;
+    }
+
+    #endregion
+
+}

YaeAchievementLib/src/Goshujin.cs

@@ -0,0 +1,88 @@
+using System.IO.Pipes;
+using Yae.Utilities;
+
+namespace Yae;
+
+internal static class CmdId {
+
+    public static uint AchievementAllDataNotify { get; set; }
+
+    public static uint PlayerStoreNotify { get; set; }
+
+}
+
+internal static unsafe class GameMethod {
+
+    public static delegate*unmanaged<int, void*, int, int> DoCmd { get; set; }
+
+    public static delegate*unmanaged<byte*, int, ushort> ToUInt16 { get; set; }
+
+    public static delegate*unmanaged<nint, int, double, double, int, void> UpdateNormalProp { get; set; }
+
+}
+
+internal static class Goshujin {
+
+    private static NamedPipeClientStream _pipeStream = null!;
+    private static BinaryReader _pipeReader = null!;
+    private static BinaryWriter _pipeWriter = null!;
+
+    public static void Init(string pipeName = "YaeAchievementPipe") {
+        _pipeStream = new NamedPipeClientStream(pipeName);
+        _pipeReader = new BinaryReader(_pipeStream);
+        _pipeWriter = new BinaryWriter(_pipeStream);
+        _pipeStream.Connect();
+        Log.Trace("Pipe server connected.");
+    }
+
+    public static void PushAchievementData(Span<byte> data) {
+        _pipeWriter.Write((byte) 1);
+        _pipeWriter.Write(data.Length);
+        _pipeWriter.Write(data);
+        _achievementDataPushed = true;
+        ExitIfFinished();
+    }
+
+    public static void PushStoreData(Span<byte> data) {
+        _pipeWriter.Write((byte) 2);
+        _pipeWriter.Write(data.Length);
+        _pipeWriter.Write(data);
+        _storeDataPushed = true;
+        ExitIfFinished();
+    }
+
+    public static void PushPlayerProp(int type, double value) {
+        _pipeWriter.Write((byte) 3);
+        _pipeWriter.Write(type);
+        _pipeWriter.Write(value);
+        ExitIfFinished();
+    }
+
+    public static void LoadCmdTable() {
+        _pipeWriter.Write((byte) 0xFC);
+        CmdId.AchievementAllDataNotify = _pipeReader.ReadUInt32();
+        CmdId.PlayerStoreNotify = _pipeReader.ReadUInt32();
+    }
+
+    public static unsafe void LoadMethodTable() {
+        _pipeWriter.Write((byte) 0xFD);
+        GameMethod.DoCmd = (delegate*unmanaged<int, void*, int, int>) Native.RVAToVA(_pipeReader.ReadUInt32());
+        GameMethod.ToUInt16 = (delegate*unmanaged<byte*, int, ushort>) Native.RVAToVA(_pipeReader.ReadUInt32());
+        GameMethod.UpdateNormalProp = (delegate*unmanaged<nint, int, double, double, int, void>) Native.RVAToVA(_pipeReader.ReadUInt32());
+    }
+
+    public static void ResumeMainThread() {
+        _pipeWriter.Write((byte) 0xFE);
+    }
+
+    private static bool _storeDataPushed;
+
+    private static bool _achievementDataPushed;
+
+    private static void ExitIfFinished() {
+        if (_storeDataPushed && _achievementDataPushed && Application.RequiredPlayerProperties.Count == 0) {
+            _pipeWriter.Write((byte) 0xFF);
+            Environment.Exit(0);
+        }
+    }
+}

YaeAchievementLib/src/Utilities/Log.cs

@@ -0,0 +1,111 @@
+using System.Runtime.CompilerServices;
+
+// ReSharper disable MemberCanBePrivate.Global
+
+namespace Yae.Utilities;
+
+[Flags]
+internal enum LogLevel : byte {
+    Trace     = 0x00,
+    Debug     = 0x01,
+    Info      = 0x02,
+    Warn      = 0x03,
+    Error     = 0x04,
+    Fatal     = 0x05,
+    Time      = 0x06,
+    LevelMask = 0x0F,
+    FileOnly  = 0x10,
+}
+
+internal static class Log {
+
+    #region ConsoleWriter
+
+    private static TextWriter? _consoleWriter;
+
+    [Conditional("EnableLogging")]
+    public static void UseConsoleOutput() {
+        InitializeConsole();
+        _consoleWriter = Console.Out;
+    }
+
+    [Conditional("EnableLogging")]
+    public static void ResetConsole() {
+        Kernel32.FreeConsole();
+        InitializeConsole();
+        var sw = new StreamWriter(Console.OpenStandardOutput(), _consoleWriter!.Encoding, 256, true) {
+            AutoFlush = true
+        };
+        _consoleWriter = TextWriter.Synchronized(sw);
+        Console.SetOut(_consoleWriter);
+    }
+
+    private static unsafe void InitializeConsole() {
+        Kernel32.AllocConsole();
+        uint mode;
+        var cHandle = Kernel32.GetStdHandle(Kernel32.STD_OUTPUT_HANDLE);
+        if (!Kernel32.GetConsoleMode(cHandle, &mode)) {
+            return;
+        }
+        Kernel32.SetConsoleMode(cHandle, mode | Kernel32.ENABLE_VIRTUAL_TERMINAL_PROCESSING);
+        Console.OutputEncoding = Console.InputEncoding = System.Text.Encoding.UTF8;
+    }
+
+    #endregion
+
+    [DoesNotReturn]
+    public static void ErrorAndExit(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Fatal);
+        Environment.Exit(0);
+    }
+
+    public static void Error(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Error);
+    }
+
+    public static void Warn(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Warn);
+    }
+
+    public static void Info(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Info);
+    }
+
+    public static void Debug(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Debug);
+    }
+
+    public static void Trace(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Trace);
+    }
+
+    public static void Time(string value, [CallerMemberName] string callerName = "") {
+        WriteLog(value, callerName, LogLevel.Time);
+    }
+
+    [Conditional("EnableLogging")]
+    public static void WriteLog(string message, string tag, LogLevel level) {
+        var time = DateTimeOffset.Now.ToString("HH:mm:ss.fff");
+        if (_consoleWriter != null) {
+            var color = level switch {
+                LogLevel.Error or LogLevel.Fatal => "244;67;54",
+                LogLevel.Warn  => "255;235;59",
+                LogLevel.Info  => "153;255;153",
+                LogLevel.Debug => "91;206;250",
+                LogLevel.Trace => "246;168;184",
+                LogLevel.Time  => "19;161;14",
+                _ => throw new ArgumentException($"Invalid log level: {level}")
+            };
+            _consoleWriter.Write($"[{time}][\e[38;2;{color}m{level,5}\e[0m] {tag} : ");
+            _consoleWriter.WriteLine(message);
+        }
+        if (level == LogLevel.Fatal) {
+            if (_consoleWriter != null) {
+                WriteLog("Error occurred, press enter key to exit", tag, LogLevel.Error);
+                Console.ReadLine();
+            } else {
+                User32.MessageBoxW(0, "An critical error occurred.", "Error", 0x10);
+            }
+        }
+    }
+}

YaeAchievementLib/src/Utilities/Native.cs

@@ -0,0 +1,201 @@
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+
+// ReSharper disable MemberCanBePrivate.Global
+
+namespace Yae.Utilities;
+
+internal static unsafe class Native {
+
+    #region WaitMainWindow
+
+    private static nint _hwnd;
+    private static readonly uint ProcessId = Kernel32.GetCurrentProcessId();
+
+    public static void WaitMainWindow() {
+        _hwnd = 0;
+        do {
+            Thread.Sleep(100);
+            _ = User32.EnumWindows(&EnumWindowsCallback, 0);
+        } while (_hwnd == 0);
+        return;
+        [UnmanagedCallersOnly(CallConvs = [ typeof(CallConvStdcall) ])]
+        static int EnumWindowsCallback(nint handle, nint extraParameter) {
+            uint wProcessId = 0; // Avoid uninitialized variable if the window got closed in the meantime
+            _ = User32.GetWindowThreadProcessId(handle, &wProcessId);
+            var cName = (char*) NativeMemory.Alloc(256);
+            if (User32.GetClassNameW(handle, cName, 256) != 0) {
+                if (wProcessId == ProcessId && User32.IsWindowVisible(handle) && new string(cName) == "UnityWndClass") {
+                    _hwnd = handle;
+                }
+            }
+            NativeMemory.Free(cName);
+            return _hwnd == 0 ? 1 : 0;
+        }
+    }
+
+    #endregion
+
+    #region RestoreVirtualProtect
+
+    public static bool RestoreVirtualProtect() {
+        // NtProtectVirtualMemoryImpl
+        // _ = stackalloc byte[] { 0x4C, 0x8B, 0xD1, 0xB8, 0xFF, 0xFF, 0xFF, 0xFF, 0x0F, 0x05, 0xC3 };
+        if (!NativeLibrary.TryLoad("ntdll.dll", out var hPtr)) {
+            return false;
+        }
+        if (!NativeLibrary.TryGetExport(hPtr, "NtProtectVirtualMemory", out var mPtr)) {
+            return false;
+        }
+        // 4C 8B D1         mov     r10, rcx
+        // B8               mov     eax, $imm32
+        if (*(uint*) (mPtr - 0x20) != 0xB8D18B4C) { // previous
+            return false;
+        }
+        var syscallNumber = (ulong) *(uint*) (mPtr - 0x1C) + 1;
+        var old = 0u;
+        if (!Kernel32.VirtualProtect(mPtr, 1, Kernel32.PAGE_EXECUTE_READWRITE, &old)) {
+            return false;
+        }
+        *(ulong*) mPtr = 0xB8D18B4C | syscallNumber << 32;
+        return Kernel32.VirtualProtect(mPtr, 1, old, &old);
+    }
+
+    #endregion
+
+    #region GetModuleHandle
+
+    public static string GetModulePath(nint hModule) {
+        var buffer = stackalloc char[256];
+        _ = Kernel32.GetModuleFileNameW(hModule, buffer, 256);
+        return new string(buffer);
+    }
+
+    public static nint GetModuleHandle(string? moduleName = null) {
+        fixed (char* pName = moduleName ?? Path.GetFileName(GetModulePath(0))) {
+            return Kernel32.GetModuleHandleW(pName);
+        }
+    }
+
+    #endregion
+
+    private static readonly nint ModuleBase = GetModuleHandle();
+
+    public static nint RVAToVA(uint addr) => ModuleBase + (nint) addr;
+
+    public static void RegisterUnhandledExceptionHandler() {
+        AppDomain.CurrentDomain.UnhandledException += OnUnhandledException;
+        return;
+        static void OnUnhandledException(object? sender, UnhandledExceptionEventArgs e) {
+            var ex = e.ExceptionObject as Exception;
+            User32.MessageBoxW(0, ex?.ToString() ?? "null", "Unhandled Exception", 0x10);
+            Environment.Exit(-1);
+        }
+    }
+
+}
+
+internal static partial class MinHook {
+
+    /// <summary>
+    /// Initialize the MinHook library. You must call this function EXACTLY ONCE at the beginning of your program.
+    /// </summary>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_Initialize")]
+    private static partial uint MinHookInitialize();
+
+    /// <summary>
+    /// Creates a hook for the specified target function, in disabled state.
+    /// </summary>
+    /// <param name="pTarget">A pointer to the target function, which will be overridden by the detour function.</param>
+    /// <param name="pDetour">A pointer to the detour function, which will override the target function.</param>
+    /// <param name="ppOriginal">
+    /// A pointer to the trampoline function, which will be used to call the original target function.
+    /// This parameter can be NULL.
+    /// </param>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_CreateHook")]
+    private static partial uint MinHookCreate(nint pTarget, nint pDetour, out nint ppOriginal);
+
+    /// <summary>
+    /// Enables an already created hook.
+    /// </summary>
+    /// <param name="pTarget">
+    /// A pointer to the target function.
+    /// If this parameter is MH_ALL_HOOKS, all created hooks are enabled in one go.
+    /// </param>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_EnableHook")]
+    private static partial uint MinHookEnable(nint pTarget);
+
+    /// <summary>
+    /// Disables an already created hook.
+    /// </summary>
+    /// <param name="pTarget">
+    /// A pointer to the target function.
+    /// If this parameter is MH_ALL_HOOKS, all created hooks are enabled in one go.
+    /// </param>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_DisableHook")]
+    private static partial uint MinHookDisable(nint pTarget);
+
+    /// <summary>
+    /// Removes an already created hook.
+    /// </summary>
+    /// <param name="pTarget">A pointer to the target function.</param>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_RemoveHook")]
+    private static partial uint MinHookRemove(nint pTarget);
+
+    /// <summary>
+    /// Uninitialize the MinHook library. You must call this function EXACTLY ONCE at the end of your program.
+    /// </summary>
+    [LibraryImport("libMinHook.x64", EntryPoint = "MH_Uninitialize")]
+    private static partial uint MinHookUninitialize();
+
+    static MinHook() {
+        var result = MinHookInitialize();
+        if (result != 0) {
+            throw new InvalidOperationException($"Failed to initialize MinHook: {result}");
+        }
+    }
+
+    // todo: auto gen
+    public static unsafe void Attach(delegate*unmanaged<byte*, int, ushort> origin, delegate*unmanaged<byte*, int, ushort> handler, out delegate*unmanaged<byte*, int, ushort> trampoline) {
+        Attach((nint) origin, (nint) handler, out var trampoline1);
+        trampoline = (delegate*unmanaged<byte*, int, ushort>) trampoline1;
+    }
+
+    // todo: auto gen
+    public static unsafe void Attach(delegate*unmanaged<nint, int, double, double, int, void> origin, delegate*unmanaged<nint, int, double, double, int, void> handler, out delegate*unmanaged<nint, int, double, double, int, void> trampoline) {
+        Attach((nint) origin, (nint) handler, out var trampoline1);
+        trampoline = (delegate*unmanaged<nint, int, double, double, int, void>) trampoline1;
+    }
+
+    // todo: auto gen
+    public static unsafe void Attach(delegate*unmanaged<nint, nint, uint, void> origin, delegate*unmanaged<nint, nint, uint, void> handler, out delegate*unmanaged<nint, nint, uint, void> trampoline) {
+        Attach((nint) origin, (nint) handler, out var trampoline1);
+        trampoline = (delegate*unmanaged<nint, nint, uint, void>) trampoline1;
+    }
+
+    // todo: auto gen
+    public static unsafe void Attach(delegate*unmanaged<int, void*, int, int> origin, delegate*unmanaged<int, void*, int, int> handler, out delegate*unmanaged<int, void*, int, int> trampoline) {
+        Attach((nint) origin, (nint) handler, out var trampoline1);
+        trampoline = (delegate*unmanaged<int, void*, int, int>) trampoline1;
+    }
+
+    public static void Attach(nint origin, nint handler, out nint trampoline) {
+        uint result;
+        if ((result = MinHookCreate(origin, handler, out trampoline)) != 0) {
+            throw new InvalidOperationException($"Failed to create hook: {result}");
+        }
+        if ((result = MinHookEnable(origin)) != 0) {
+            throw new InvalidOperationException($"Failed to enable hook: {result}");
+        }
+    }
+
+    public static void Detach(nint origin) {
+        uint result;
+        if ((result = MinHookDisable(origin)) != 0) {
+            throw new InvalidOperationException($"Failed to create hook: {result}");
+        }
+        if ((result = MinHookRemove(origin)) != 0) {
+            throw new InvalidOperationException($"Failed to enable hook: {result}");
+        }
+    }
+}

YaeAchievementLib/src/Utilities/WinApi.cs

@@ -0,0 +1,68 @@
+using System.Runtime.InteropServices;
+
+namespace Yae.Utilities;
+
+#pragma warning disable CS0649, CA1069 // ReSharper disable IdentifierTypo, InconsistentNaming, UnassignedField.Global
+
+internal static unsafe partial class Kernel32 {
+
+    [LibraryImport("KERNEL32.dll")]
+    internal static partial uint GetCurrentProcessId();
+
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial nint GetModuleHandleW(char* lpModuleName);
+
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial uint GetModuleFileNameW(nint hModule, char* lpFilename, uint nSize);
+
+    internal const uint PAGE_EXECUTE_READWRITE = 0x00000040;
+
+    [return:MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial bool VirtualProtect(nint lpAddress, nuint dwSize, uint flNewProtect, uint* lpflOldProtect);
+
+    internal const uint STD_OUTPUT_HANDLE = 0xFFFFFFF5;
+
+    internal const uint ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x00000004;
+
+    [return:MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial bool AllocConsole();
+
+    [return:MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial bool FreeConsole();
+
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial nint GetStdHandle(uint nStdHandle);
+
+    [return:MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial bool GetConsoleMode(nint hConsoleHandle, uint* lpMode);
+
+    [return:MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("KERNEL32.dll", SetLastError = true)]
+    internal static partial bool SetConsoleMode(nint hConsoleHandle, uint dwMode);
+
+}
+
+internal static unsafe partial class User32 {
+
+    [LibraryImport("USER32.dll", SetLastError = true)]
+    internal static partial uint GetWindowThreadProcessId(nint hWnd, uint* lpdwProcessId);
+
+    [LibraryImport("USER32.dll", SetLastError = true)]
+    internal static partial int GetClassNameW(nint hWnd, char* lpClassName, int nMaxCount);
+
+    [return: MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("USER32.dll")]
+    internal static partial bool IsWindowVisible(nint hWnd);
+
+    [return: MarshalAs(UnmanagedType.I4)]
+    [LibraryImport("USER32.dll", SetLastError = true)]
+    internal static partial bool EnumWindows(delegate *unmanaged[Stdcall]<nint, nint, int> lpEnumFunc, nint lParam);
+
+    [LibraryImport("USER32.dll", StringMarshalling = StringMarshalling.Utf16, SetLastError = true)]
+    internal static partial int MessageBoxW(nint hWnd, string text, string caption, uint uType);
+
+}