From b7254033d61af6f890cf0a0809a789bb20215bc2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=81=8D=E5=85=AE=E6=83=9A=E5=85=AE?=
 <101191390+HIllya51@users.noreply.github.com>
Date: Sun, 22 Sep 2024 23:24:26 +0800
Subject: [PATCH] 1

Update Ryujinx.cpp

Update Ryujinx.cpp

Update Ryujinx.cpp

Update Ryujinx.cpp
---
 LunaHook/CMakeLists.txt         |  2 +-
 LunaHook/engine64/Ryujinx.cpp   | 83 +++++++++++++++++++++++++++++++++
 LunaHook/engine64/Ryujinx.h     | 18 +++++++
 LunaHook/enginecollection64.cpp |  2 +
 4 files changed, 104 insertions(+), 1 deletion(-)
 create mode 100644 LunaHook/engine64/Ryujinx.cpp
 create mode 100644 LunaHook/engine64/Ryujinx.h

diff --git a/LunaHook/CMakeLists.txt b/LunaHook/CMakeLists.txt
index 5510b07..2ea1c73 100644
--- a/LunaHook/CMakeLists.txt
+++ b/LunaHook/CMakeLists.txt
@@ -1,6 +1,6 @@
 include_directories(. util engines)
 if(${CMAKE_SIZEOF_VOID_P} EQUAL 8) 
-	set(enginessrc livecaptions Kincaid vita3k rpcs3 yuzusuyu TYPEMOON ENTERGRAM AGES7 mono Godot 5pb lucasystem LightVN V8 pchooks Artemis KiriKiri YOX PPSSPP CMVS Suika2 )
+	set(enginessrc Ryujinx livecaptions Kincaid vita3k rpcs3 yuzusuyu TYPEMOON ENTERGRAM AGES7 mono Godot 5pb lucasystem LightVN V8 pchooks Artemis KiriKiri YOX PPSSPP CMVS Suika2 )
 	set(enginepath "engine64")
 	set(collector "enginecollection64.cpp")
 else()
diff --git a/LunaHook/engine64/Ryujinx.cpp b/LunaHook/engine64/Ryujinx.cpp
new file mode 100644
index 0000000..a7a8ea4
--- /dev/null
+++ b/LunaHook/engine64/Ryujinx.cpp
@@ -0,0 +1,83 @@
+#include "Ryujinx.h"
+
+namespace
+{
+  /*
+  const char* CEEInfo::getMethodNameFromMetadata(CORINFO_METHOD_HANDLE ftnHnd,
+                                                  const char** className,
+                                                  const char** namespaceName,
+                                                  const char** enclosingClassNames,
+                                                  size_t maxEnclosingClassNames)
+  */
+  /*
+  CorJitResult CILJit::compileMethod(ICorJitInfo*         compHnd,
+                                     CORINFO_METHOD_INFO* methodInfo,
+                                     unsigned             flags,
+                                     uint8_t**            entryAddress,
+                                     uint32_t*            nativeSizeOfCode)
+  */
+  /*
+  CorJitResult invokeCompileMethodHelper(EEJitManager *jitMgr,
+                                   CEEInfo *comp,
+                                   struct CORINFO_METHOD_INFO *info,
+                                   CORJIT_FLAGS jitFlags,
+                                   BYTE **nativeEntry,
+                                   uint32_t *nativeSizeOfCode)
+  */
+  struct CEEInfo;
+  struct CORINFO_METHOD_HANDLE;
+  struct CORINFO_METHOD_INFO
+  {
+    CORINFO_METHOD_HANDLE *ftn;
+    // CORINFO_MODULE_HANDLE scope;
+    // uint8_t *ILCode;
+    // unsigned ILCodeSize;
+    // unsigned maxStack;
+    // unsigned EHcount;
+    // CorInfoOptions options;
+    // CorInfoRegionKind regionKind;
+    // CORINFO_SIG_INFO args;
+    // CORINFO_SIG_INFO locals;
+  };
+  const char *(*getMethodNameFromMetadata)(CEEInfo *, CORINFO_METHOD_HANDLE *, const char **, const char **, const char **) = 0;
+
+}
+bool Ryujinx::attach_function()
+{
+  auto invokeCompileMethodHelper = processStartAddress + 0x84CC0;
+  getMethodNameFromMetadata = (decltype(getMethodNameFromMetadata))(processStartAddress + 0x7AED0);
+  HookParam hp;
+  hp.address = invokeCompileMethodHelper;
+  hp.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
+  {
+    auto methodInfo = (CORINFO_METHOD_INFO *)stack->r8;
+
+    const char *className;
+    const char *namespaceName;
+    const char *enclosingClassName;
+    auto methodname = getMethodNameFromMetadata((CEEInfo *)stack->rdx, methodInfo->ftn, &className, &namespaceName, &enclosingClassName);
+    if (!methodname)
+      return;
+    if (strcmp(methodname, "RegisterFunction") != 0)
+      return;
+
+    ConsoleOutput("%s %s %s %s", className, namespaceName, enclosingClassName, methodname);
+    HookParam hpinternal;
+    hpinternal.user_value = stack->stack[5]; // entryAddress->RegisterFunction
+    hpinternal.address = stack->retaddr;
+    hpinternal.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
+    {
+      HookParam hp_cs_function;
+      hp_cs_function.address = *(uintptr_t *)hp->user_value;
+      hp_cs_function.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
+      {
+        ConsoleOutput("%p %p %p %p %p %p", stack->rcx, stack->rdx, stack->r8, stack->r9, stack->r10, stack->r11);
+      };
+      NewHook(hp_cs_function, "RegisterFunction");
+
+      hp->type = HOOK_EMPTY;
+    };
+    NewHook(hpinternal, "invokeCompileMethodHelper Return");
+  };
+  return NewHook(hp, "invokeCompileMethodHelper");
+}
\ No newline at end of file
diff --git a/LunaHook/engine64/Ryujinx.h b/LunaHook/engine64/Ryujinx.h
new file mode 100644
index 0000000..46cbad8
--- /dev/null
+++ b/LunaHook/engine64/Ryujinx.h
@@ -0,0 +1,18 @@
+
+
+class Ryujinx : public ENGINE
+{
+public:
+    Ryujinx()
+    {
+
+        check_by = CHECK_BY::FILE;
+        is_engine_certain = false;
+        check_by = CHECK_BY::CUSTOM;
+        check_by_target = []()
+        {
+            return wcscmp(processName_lower, L"ryujinx.exe") == 0;
+        };
+    };
+    bool attach_function();
+};
diff --git a/LunaHook/enginecollection64.cpp b/LunaHook/enginecollection64.cpp
index 9f43c96..375ad07 100644
--- a/LunaHook/enginecollection64.cpp
+++ b/LunaHook/enginecollection64.cpp
@@ -17,6 +17,7 @@
 #include "engine64/Kincaid.h"
 #include "engine64/LightVN.h"
 #include "engine64/yuzusuyu.h"
+#include "engine64/Ryujinx.h"
 #include "engine64/vita3k.h"
 #include "engine64/rpcs3.h"
 #include "engines/lua/lua51.h"
@@ -47,5 +48,6 @@ std::vector<ENGINE *> check_engines()
         new Kincaid,
         new livecaptions,
         new lua51,
+        new Ryujinx
     };
 }