2025-07-03 12:53:49 +04:00

78 lines
3.2 KiB
C++

#include "il2cpp-config.h"
#include "il2cpp-string-types.h"
#include "CCWBase.h"
#include "metadata/GenericMetadata.h"
#include "os/WindowsRuntime.h"
#include "vm/Class.h"
#include "vm/GenericClass.h"
#include "vm/MetadataCache.h"
#include "vm/WeakReference.h"
#include "utils/StringUtils.h"
static inline const Il2CppClass* GetBoxedWindowsRuntimeClass(const Il2CppClass* typeDefinition, const Il2CppClass* genericArg)
{
const Il2CppType* klass = &genericArg->byval_arg;
const Il2CppGenericInst* inst = il2cpp::vm::MetadataCache::GetGenericInst(&klass, 1);
Il2CppGenericClass* genericClass = il2cpp::metadata::GenericMetadata::GetGenericClass(typeDefinition, inst);
return il2cpp::vm::GenericClass::GetClass(genericClass);
}
static inline bool CanPotentiallyBeBoxedToWindowsRuntime(const Il2CppClass* klass)
{
if (il2cpp::vm::Class::IsInflated(klass))
return false;
if (il2cpp::vm::Class::IsValuetype(klass))
return true;
if (klass == il2cpp_defaults.string_class)
return true;
return false;
}
il2cpp_hresult_t il2cpp::vm::CCWBase::GetRuntimeClassNameImpl(Il2CppHString* className)
{
const Il2CppClass* objectClass = GetManagedObjectInline()->klass;
if (il2cpp_defaults.ireference_class != NULL && CanPotentiallyBeBoxedToWindowsRuntime(objectClass))
{
// For value types/strings we're supposed to return the name of its boxed representation, i.e. Windows.Foundation.IReference`1<T>
objectClass = GetBoxedWindowsRuntimeClass(il2cpp_defaults.ireference_class, objectClass);
}
else if (il2cpp_defaults.ireferencearray_class != NULL && objectClass->rank > 0)
{
// For arrays of value types/strings we're supposed to return the name of its boxed representation too, i.e. Windows.Foundation.IReferenceArray`1<T>
const Il2CppClass* elementClass = objectClass->element_class;
if (CanPotentiallyBeBoxedToWindowsRuntime(elementClass))
{
objectClass = GetBoxedWindowsRuntimeClass(il2cpp_defaults.ireferencearray_class, elementClass);
}
else if (elementClass == il2cpp_defaults.object_class || strcmp(elementClass->image->assembly->aname.name, "WindowsRuntimeMetadata") == 0)
{
// Object arrays can be boxed, but objects cannot, so we need to special case it
// For object and WindowsRuntime classes arrays, we also return Windows.Foundation.IReferenceArray`1<Object>
return os::WindowsRuntime::CreateHString(utils::StringView<Il2CppNativeChar>(IL2CPP_NATIVE_STRING("Windows.Foundation.IReferenceArray`1<Object>")), className);
}
}
const char* name = MetadataCache::GetWindowsRuntimeClassName(objectClass);
if (name == NULL)
{
*className = NULL;
return IL2CPP_S_OK;
}
UTF16String nameUtf16 = utils::StringUtils::Utf8ToUtf16(name);
return os::WindowsRuntime::CreateHString(utils::StringView<Il2CppChar>(nameUtf16.c_str(), nameUtf16.length()), className);
}
Il2CppObject* STDCALL il2cpp::vm::CCWBase::GetManagedObject()
{
return GetManagedObjectInline();
}
il2cpp_hresult_t STDCALL il2cpp::vm::CCWBase::GetWeakReference(Il2CppIWeakReference** weakReference)
{
return WeakReference::Create(GetManagedObjectInline(), weakReference);
}