michaeloliverx · michaeloliverx · Jun 22, 2026 · Jun 22, 2026
diff --git a/src/dllmain.cpp b/src/dllmain.cpp
@@ -6,6 +6,11 @@ namespace
 const DWORD XEXP_FINISH_EXECUTABLE_LOAD_RETAIL = 0x8007AF68;
 const DWORD XEXP_FINISH_EXECUTABLE_LOAD_DEVKIT = 0x800A17C8;
 
+// TODO: make this nicer
+const DWORD IW4_MP_TU6_TIMESTAMP = 0x4BE22338;
+const DWORD IW4_MP_TU6_EXECUTION_VERSION = 0x0000060A;
+const DWORD IW4_MP_TU9_EXECUTION_VERSION = 0x0000090A;
+
 PluginManager *g_plugin_manager = nullptr;
 Detour g_xexp_finish_executable_load_detour;
 bool g_title_terminate_registered = false;
@@ -44,6 +49,40 @@ DWORD ResolveCurrentTimeDateStamp()
     return module != nullptr ? module->TimeDateStamp : 0;
 }
 
+bool SpoofCurrentTitleVersionIfNeeded(DWORD timestamp)
+{
+    // Report MW2 TU6 as TU9 so spoof-enabled consoles can join each other on Xbox Live.
+    if (timestamp != IW4_MP_TU6_TIMESTAMP)
+    {
+        return false;
+    }
+
+    PXEX_EXECUTION_ID execution_id = nullptr;
+    const NTSTATUS status = XamGetExecutionId(&execution_id);
+    if (status != 0 || execution_id == nullptr)
+    {
+        return false;
+    }
+
+    if (!MmIsAddressValid(execution_id) || !MmIsAddressValid(&execution_id->Version))
+    {
+        return false;
+    }
+
+    if (execution_id->TitleID != TITLE_ID_IW4)
+    {
+        return false;
+    }
+
+    if (execution_id->Version != IW4_MP_TU6_EXECUTION_VERSION)
+    {
+        return false;
+    }
+
+    execution_id->Version = IW4_MP_TU9_EXECUTION_VERSION;
+    return true;
+}
+
 void XexpFinishExecutableLoad_Hook(PLDR_DATA_TABLE_ENTRY module, const char *commandLine)
 {
     if (g_plugin_manager != nullptr)
@@ -56,7 +95,12 @@ void XexpFinishExecutableLoad_Hook(PLDR_DATA_TABLE_ENTRY module, const char *com
     if (g_plugin_manager != nullptr)
     {
         const DWORD timestamp = module != nullptr ? module->TimeDateStamp : 0;
+        const bool spoofed_title_version = SpoofCurrentTitleVersionIfNeeded(timestamp);
         g_plugin_manager->OnExecutableLoaded(ResolveCurrentTitleId(), timestamp);
+        if (spoofed_title_version)
+        {
+            xbox::Notify("Title update spoofed: TU6 -> TU9");
+        }
     }
 }
 } // namespace
@@ -86,6 +130,8 @@ bool DllMain(HANDLE hModule, DWORD reason, LPVOID lpvReserved)
             return TRUE;
         }
 
+        xbox::ApplySystemPatches();
+
         ExRegisterTitleTerminateNotification(&g_title_terminate_registration, TRUE);
         g_title_terminate_registered = true;
 

diff --git a/src/plugin_manager.cpp b/src/plugin_manager.cpp
@@ -1,11 +1,6 @@
 #include "pch.h"
 #include "plugin_manager.h"
 
-enum TitleID : DWORD
-{
-    DASHBOARD = 0xFFFE07D1,
-};
-
 template <typename T> std::unique_ptr<Plugin> CreatePlugin()
 {
     return make_unique<T>();
@@ -41,112 +36,111 @@ struct GameInfo
 
 const GameInfo GAME_INFO[] = {
     {
-        0x415607FF,
+        TITLE_ID_QOS,
         0x49E8DEDE, // Fri Apr 17 20:56:14 2009
         "default_mp.xex",
         "",
         "007: Quantum of Solace MP Title Update #2",
         &CreatePlugin<qos::mp::QOS_MP_Plugin>,
     },
     {
-        0x415607FF,
+        TITLE_ID_QOS,
         0x48D0C2CA, // Wed Sep 17 09:41:46 2008
         "default.xex",
         "",
         "007: Quantum of Solace SP Title Update #2",
         &CreatePlugin<qos::sp::QOS_SP_Plugin>,
     },
-
     {
-        0x415607D1,
+        TITLE_ID_IW2,
         0x4456B8A3, // Tue May  2 02:40:51 2006
         "default_mp.xex",
         "",
         "Call of Duty 2 MP Title Update #3",
         &CreatePlugin<iw2::mp::IW2_MP_Plugin>,
     },
     {
-        0x415607D1,
+        TITLE_ID_IW2,
         0x43E7A218, // Mon Feb  6 19:23:04 2006
         "default.xex",
         "",
         "Call of Duty 2 SP Title Update #3",
         &CreatePlugin<iw2::sp::IW2_SP_Plugin>,
     },
     {
-        0x415607E6,
+        TITLE_ID_IW3,
         0x4A78A577, // Tue Aug  4 22:17:43 2009
         "default_mp.xex",
         "CoD4 MP 1.4 build 79 nightly Tue Aug 04 2009 01:51:14PM xenon",
         "Call of Duty 4: Modern Warfare MP Title Update #4",
         &CreatePlugin<iw3::mp::IW3_MP_Plugin>,
     },
     {
-        0x415607E6,
+        TITLE_ID_IW3,
         0x46E1E82F, // Sat Sep  8 01:09:19 2007
         "default.xex",
         "CoD4 1.0 build 472 nightly Fri Sep 07 2007 04:59:49PM xenon",
         "Call of Duty 4: Modern Warfare SP Title Update #4",
         &CreatePlugin<iw3::sp::IW3_SP_Plugin>,
     },
     {
-        0x4156081C,
+        TITLE_ID_T4,
         0x4AD7C0EE, // Fri Oct 16 01:40:14 2009
         "default_mp.xex",
         "Call of Duty Multiplayer COD_WaW MP build 5.5.51 CL(0) ZQABUILD1 Thu Oct 15 17:39:03 2009 xenon",
         "Call of Duty: World at War MP Title Update #7",
         &CreatePlugin<t4::mp::T4_MP_Plugin>,
     },
     {
-        0x4156081C,
+        TITLE_ID_T4,
         0x4AD7C0DF, // Fri Oct 16 01:39:59 2009
         "default.xex",
         "",
         "Call of Duty: World at War SP Title Update #7",
         &CreatePlugin<t4::sp::T4_SP_Plugin>,
     },
     {
-        0x41560817,
+        TITLE_ID_IW4,
         0x4BE22338, // Thu May 6 03:02:32 2010
         "default_mp.xex",
         "IW4 MP 1.4 build 669 latest Wed May 05 2010 06:55:32PM xenon",
         "Call of Duty: Modern Warfare 2 MP Title Update #6",
         &CreatePlugin<iw4::mp_tu6::IW4_MP_TU6_Plugin>,
     },
     {
-        0x41560817,
+        TITLE_ID_IW4,
         0x5B11C269, // Fri Jun 1 23:02:17 2018
         "default_mp.xex",
         "IW4 MP 1.4 build 163842 Tue Feb 08 16:52:00 2011 xenon",
         "Call of Duty: Modern Warfare 2 MP Title Update #9",
         &CreatePlugin<iw4::mp::IW4_MP_Plugin>,
     },
     {
-        0x41560817,
+        TITLE_ID_IW4,
         0x5074B056, //  Wed Oct 10 00:16:38 2012
         "default.xex",
         "IW4 1.0 build 125545 Fri Sep 25 22:12:21 2009 xenon",
         "Call of Duty: Modern Warfare 2 SP Title Update #9",
         &CreatePlugin<iw4::sp::IW4_SP_Plugin>,
     },
     {
-        0x41560855,
+        TITLE_ID_T5,
         0x4E542876, // Tue Aug 23 23:23:50 2011
         "default_mp.xex",
         "",
         "Call of Duty: Black Ops MP Title Update #11",
         &CreatePlugin<t5::mp::T5_MP_Plugin>,
     },
     {
-        0x41560855,
+        TITLE_ID_T5,
         0x4E542875, // Tue Aug 23 23:23:49 2011
         "default.xex",
         "",
         "Call of Duty: Black Ops SP Title Update #11",
         &CreatePlugin<t5::sp::T5_SP_Plugin>,
     },
     {
-        0x415608CB,
+        TITLE_ID_IW5,
         0x5B10A113, // Fri Jun  1 02:27:47 2018
         "default_mp.xex",
         "IW5 MP 1.8 build 388110 Fri Sep 14 00:04:28 2012 xenon",
@@ -224,7 +218,7 @@ void PluginManager::OnExecutableLoadStarted()
 
 void PluginManager::OnExecutableLoaded(DWORD title_id, DWORD timestamp)
 {
-    if (title_id == DASHBOARD)
+    if (title_id == TITLE_ID_DASHBOARD)
     {
         return;
     }
@@ -238,6 +232,7 @@ void PluginManager::OnExecutableLoaded(DWORD title_id, DWORD timestamp)
     }
 
     DbgPrint("[codxe][PluginManager] Game detected: '%s'.\n", info->friendlyVersion);
+    xbox::Notify(info->friendlyVersion);
     LoadPlugin(info);
 }
 

diff --git a/src/plugin_manager.h b/src/plugin_manager.h
@@ -4,6 +4,18 @@
 
 struct GameInfo;
 
+enum TitleID : DWORD
+{
+    TITLE_ID_DASHBOARD = 0xFFFE07D1,
+    TITLE_ID_IW2 = 0x415607D1,
+    TITLE_ID_IW3 = 0x415607E6,
+    TITLE_ID_IW4 = 0x41560817,
+    TITLE_ID_IW5 = 0x415608CB,
+    TITLE_ID_QOS = 0x415607FF,
+    TITLE_ID_T4 = 0x4156081C,
+    TITLE_ID_T5 = 0x41560855,
+};
+
 class PluginManager
 {
   public:

diff --git a/src/xbox360.cpp b/src/xbox360.cpp
@@ -14,6 +14,19 @@ void *ResolveFunction(const char *moduleName, unsigned int ordinal)
     return GetProcAddress(moduleHandle, reinterpret_cast<const char *>(ordinal));
 }
 
+enum XNotifyQueueUIType
+{
+    XNOTIFYUI_TYPE_GENERIC = 3,
+    XNOTIFYUI_TYPE_EXCLAIM = 34,
+};
+
+typedef int (*XNotifyQueueUI_t)(XNotifyQueueUIType type, DWORD user_index, DWORD areas, const WCHAR *display_text,
+                                void *context_data);
+static XNotifyQueueUI_t XNotifyQueueUI = reinterpret_cast<XNotifyQueueUI_t>(ResolveFunction("xam.xex", 656));
+
+const DWORD XNOTIFY_USER_INDEX_ANY = 0x000000FF;
+const DWORD XNOTIFY_AREA_SYSTEM = 0x00000001;
+
 /**
  * Check if we are running in Xenia Canary.
  *
@@ -41,6 +54,25 @@ Environment DetectEnvironment()
 
     return DetectDevkit() ? ENVIRONMENT_XBOX_DEVKIT : ENVIRONMENT_XBOX_RETAIL;
 }
+
+void CopyAsciiToWide(const char *source, WCHAR *destination, size_t destination_count)
+{
+    if (destination == nullptr || destination_count == 0)
+    {
+        return;
+    }
+
+    size_t i = 0;
+    if (source != nullptr)
+    {
+        for (; source[i] != '\0' && i + 1 < destination_count; i++)
+        {
+            destination[i] = static_cast<unsigned char>(source[i]);
+        }
+    }
+
+    destination[i] = L'\0';
+}
 } // namespace
 
 Environment GetEnvironment()
@@ -65,4 +97,22 @@ const char *GetEnvironmentName(Environment environment)
     }
 }
 
+void ApplySystemPatches()
+{
+    // Allow XNotifyQueueUI to be called from system threads.
+    *(volatile uint16_t *)0x816A3158 = 0x4800;
+}
+
+void Notify(const char *message)
+{
+    assert(message != nullptr);
+
+    char branded_message[160];
+    _snprintf_s(branded_message, sizeof(branded_message), _TRUNCATE, "CoD Xe: %s", message);
+
+    WCHAR display_text[160];
+    CopyAsciiToWide(branded_message, display_text, ARRAYSIZE(display_text));
+    XNotifyQueueUI(XNOTIFYUI_TYPE_EXCLAIM, XNOTIFY_USER_INDEX_ANY, XNOTIFY_AREA_SYSTEM, display_text, nullptr);
+}
+
 } // namespace xbox
diff --git a/src/xbox360.h b/src/xbox360.h
@@ -12,5 +12,7 @@ enum Environment
 
 Environment GetEnvironment();
 const char *GetEnvironmentName(Environment environment);
+void ApplySystemPatches();
+void Notify(const char *message);
 
 } // namespace xbox