LunaHook-mirror/LunaHook/engines/mono/monoil2cpp.hpp

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2024-05-09 07:23:06 +08:00
#include"def_mono.hpp"
#include"def_il2cpp.hpp"
inline void commonsolvemonostring(uintptr_t offset,uintptr_t *data, size_t*len){
MonoString* string = (MonoString*)offset;
if(string==0)return;
*data = (uintptr_t)string->chars;
if(wcslen((wchar_t*)string->chars)!=string->length)return;
*len = string->length * 2;
}
inline void unity_ui_string_hook_after(uintptr_t *offset,void* data, size_t len)
{
MonoString* string = (MonoString*)*offset;
if(string==0)return;
if(wcslen((wchar_t*)string->chars)!=string->length)return;
//其实也可以直接覆写到原来的String上但重新创建一个是更安全的操作。
auto newstring=(MonoString*)malloc(sizeof(MonoString)+len+2);
memcpy(newstring,string,sizeof(MonoString));
wcscpy((wchar_t*)newstring->chars,(wchar_t*)data);
newstring->length=len/2;
*offset=(uintptr_t)newstring;
}
namespace il2cpp_symbols
{
void init(HMODULE game_module);
uintptr_t get_method_pointer(const char* assemblyName, const char* namespaze,
const char* klassName, const char* name, int argsCount);
}
void load_mono_functions_from_dll(HMODULE dll);
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uintptr_t getmonofunctionptr(const char *_dll, const char *_namespace, const char *_class, const char *_method, int paramCount);
inline uintptr_t tryfindmonoil2cpp(const char *_dll, const char *_namespace, const char *_class, const char *_method, int paramCoun){
auto addr=il2cpp_symbols::get_method_pointer(_dll,_namespace,_class,_method,paramCoun);
if(addr)return addr;
return getmonofunctionptr(_dll,_namespace,_class,_method,paramCoun);
}