e558e1ec09
When a Reference managed instance is garbage collected and its finalizer is called, it could happen that the native instance is referenced once again before the finalizer can unreference and memdelete it. The workaround is to create a new managed instance when this happens (at least for now).
268 lines
11 KiB
C++
268 lines
11 KiB
C++
/*************************************************************************/
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/* gd_mono_utils.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2018 Godot Engine contributors (cf. AUTHORS.md) */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef GD_MONOUTILS_H
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#define GD_MONOUTILS_H
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#include <mono/metadata/threads.h>
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#include "../mono_gc_handle.h"
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#include "../utils/macros.h"
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#include "../utils/thread_local.h"
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#include "gd_mono_header.h"
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#include "object.h"
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#include "reference.h"
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#define UNLIKELY_UNHANDLED_EXCEPTION(m_exc) \
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if (unlikely(m_exc != NULL)) { \
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GDMonoUtils::debug_unhandled_exception(m_exc); \
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_UNREACHABLE_(); \
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}
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namespace GDMonoUtils {
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typedef void (*GodotObject_Dispose)(MonoObject *, MonoObject **);
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typedef Array *(*Array_GetPtr)(MonoObject *, MonoObject **);
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typedef Dictionary *(*Dictionary_GetPtr)(MonoObject *, MonoObject **);
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typedef MonoObject *(*SignalAwaiter_SignalCallback)(MonoObject *, MonoArray *, MonoObject **);
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typedef MonoObject *(*SignalAwaiter_FailureCallback)(MonoObject *, MonoObject **);
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typedef MonoObject *(*GodotTaskScheduler_Activate)(MonoObject *, MonoObject **);
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typedef MonoArray *(*StackTrace_GetFrames)(MonoObject *, MonoObject **);
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typedef MonoBoolean (*IsArrayGenericType)(MonoObject *, MonoObject **);
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typedef MonoBoolean (*IsDictionaryGenericType)(MonoObject *, MonoObject **);
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typedef MonoBoolean (*IsArrayGenericType)(MonoObject *, MonoObject **);
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typedef MonoBoolean (*IsDictionaryGenericType)(MonoObject *, MonoObject **);
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typedef void (*DebugUtils_StackFrameInfo)(MonoObject *, MonoString **, int *, MonoString **, MonoObject **);
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struct MonoCache {
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// -----------------------------------------------
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// corlib classes
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// Let's use the no-namespace format for these too
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GDMonoClass *class_MonoObject;
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GDMonoClass *class_bool;
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GDMonoClass *class_int8_t;
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GDMonoClass *class_int16_t;
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GDMonoClass *class_int32_t;
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GDMonoClass *class_int64_t;
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GDMonoClass *class_uint8_t;
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GDMonoClass *class_uint16_t;
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GDMonoClass *class_uint32_t;
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GDMonoClass *class_uint64_t;
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GDMonoClass *class_float;
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GDMonoClass *class_double;
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GDMonoClass *class_String;
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GDMonoClass *class_IntPtr;
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#ifdef DEBUG_ENABLED
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GDMonoClass *class_System_Diagnostics_StackTrace;
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StackTrace_GetFrames methodthunk_System_Diagnostics_StackTrace_GetFrames;
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GDMonoMethod *method_System_Diagnostics_StackTrace_ctor_bool;
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GDMonoMethod *method_System_Diagnostics_StackTrace_ctor_Exception_bool;
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#endif
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GDMonoClass *class_KeyNotFoundException;
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MonoClass *rawclass_Dictionary;
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// -----------------------------------------------
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GDMonoClass *class_Vector2;
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GDMonoClass *class_Rect2;
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GDMonoClass *class_Transform2D;
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GDMonoClass *class_Vector3;
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GDMonoClass *class_Basis;
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GDMonoClass *class_Quat;
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GDMonoClass *class_Transform;
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GDMonoClass *class_AABB;
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GDMonoClass *class_Color;
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GDMonoClass *class_Plane;
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GDMonoClass *class_NodePath;
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GDMonoClass *class_RID;
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GDMonoClass *class_GodotObject;
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GDMonoClass *class_GodotReference;
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GDMonoClass *class_Node;
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GDMonoClass *class_Control;
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GDMonoClass *class_Spatial;
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GDMonoClass *class_WeakRef;
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GDMonoClass *class_Array;
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GDMonoClass *class_Dictionary;
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GDMonoClass *class_MarshalUtils;
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#ifdef DEBUG_ENABLED
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GDMonoClass *class_DebuggingUtils;
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DebugUtils_StackFrameInfo methodthunk_DebuggingUtils_GetStackFrameInfo;
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#endif
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GDMonoClass *class_ExportAttribute;
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GDMonoField *field_ExportAttribute_hint;
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GDMonoField *field_ExportAttribute_hintString;
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GDMonoClass *class_SignalAttribute;
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GDMonoClass *class_ToolAttribute;
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GDMonoClass *class_RemoteAttribute;
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GDMonoClass *class_SyncAttribute;
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GDMonoClass *class_RemoteSyncAttribute;
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GDMonoClass *class_MasterSyncAttribute;
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GDMonoClass *class_SlaveSyncAttribute;
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GDMonoClass *class_MasterAttribute;
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GDMonoClass *class_SlaveAttribute;
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GDMonoClass *class_GodotMethodAttribute;
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GDMonoField *field_GodotMethodAttribute_methodName;
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GDMonoField *field_GodotObject_ptr;
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GDMonoField *field_NodePath_ptr;
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GDMonoField *field_Image_ptr;
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GDMonoField *field_RID_ptr;
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GodotObject_Dispose methodthunk_GodotObject_Dispose;
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Array_GetPtr methodthunk_Array_GetPtr;
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Dictionary_GetPtr methodthunk_Dictionary_GetPtr;
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IsArrayGenericType methodthunk_MarshalUtils_IsArrayGenericType;
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IsDictionaryGenericType methodthunk_MarshalUtils_IsDictionaryGenericType;
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SignalAwaiter_SignalCallback methodthunk_SignalAwaiter_SignalCallback;
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SignalAwaiter_FailureCallback methodthunk_SignalAwaiter_FailureCallback;
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GodotTaskScheduler_Activate methodthunk_GodotTaskScheduler_Activate;
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Ref<MonoGCHandle> task_scheduler_handle;
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bool corlib_cache_updated;
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bool godot_api_cache_updated;
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void clear_members();
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void cleanup();
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MonoCache() {
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corlib_cache_updated = false;
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godot_api_cache_updated = false;
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clear_members();
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}
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};
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extern MonoCache mono_cache;
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void update_corlib_cache();
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void update_godot_api_cache();
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void clear_cache();
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_FORCE_INLINE_ void hash_combine(uint32_t &p_hash, const uint32_t &p_with_hash) {
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p_hash ^= p_with_hash + 0x9e3779b9 + (p_hash << 6) + (p_hash >> 2);
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}
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/**
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* If the object has a csharp script, returns the target of the gchandle stored in the script instance
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* Otherwise returns a newly constructed MonoObject* which is attached to the object
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* Returns NULL on error
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*/
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MonoObject *unmanaged_get_managed(Object *unmanaged);
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void set_main_thread(MonoThread *p_thread);
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void attach_current_thread();
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void detach_current_thread();
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MonoThread *get_current_thread();
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_FORCE_INLINE_ bool is_main_thread() {
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return mono_domain_get() != NULL && mono_thread_get_main() == mono_thread_current();
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}
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void runtime_object_init(MonoObject *p_this_obj);
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GDMonoClass *get_object_class(MonoObject *p_object);
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GDMonoClass *type_get_proxy_class(const StringName &p_type);
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GDMonoClass *get_class_native_base(GDMonoClass *p_class);
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MonoObject *create_managed_for_godot_object(GDMonoClass *p_class, const StringName &p_native, Object *p_object);
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MonoObject *create_managed_from(const NodePath &p_from);
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MonoObject *create_managed_from(const RID &p_from);
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MonoObject *create_managed_from(const Array &p_from, GDMonoClass *p_class);
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MonoObject *create_managed_from(const Dictionary &p_from, GDMonoClass *p_class);
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MonoDomain *create_domain(const String &p_friendly_name);
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String get_exception_name_and_message(MonoException *p_exc);
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void set_exception_message(MonoException *p_exc, String message);
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void debug_print_unhandled_exception(MonoException *p_exc);
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void debug_send_unhandled_exception_error(MonoException *p_exc);
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_NO_RETURN_ void debug_unhandled_exception(MonoException *p_exc);
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void print_unhandled_exception(MonoException *p_exc);
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/**
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* Sets the exception as pending. The exception will be thrown when returning to managed code.
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* If no managed method is being invoked by the runtime, the exception will be treated as
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* an unhandled exception and the method will not return.
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*/
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void set_pending_exception(MonoException *p_exc);
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extern _THREAD_LOCAL_(int) current_invoke_count;
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_FORCE_INLINE_ int get_runtime_invoke_count() {
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return current_invoke_count;
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}
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_FORCE_INLINE_ int &get_runtime_invoke_count_ref() {
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return current_invoke_count;
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}
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MonoObject *runtime_invoke(MonoMethod *p_method, void *p_obj, void **p_params, MonoException **p_exc);
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MonoObject *runtime_invoke_array(MonoMethod *p_method, void *p_obj, MonoArray *p_params, MonoException **p_exc);
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MonoString *object_to_string(MonoObject *p_obj, MonoException **p_exc);
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void property_set_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **p_exc);
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MonoObject *property_get_value(MonoProperty *p_prop, void *p_obj, void **p_params, MonoException **p_exc);
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} // namespace GDMonoUtils
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#define NATIVE_GDMONOCLASS_NAME(m_class) (GDMonoMarshal::mono_string_to_godot((MonoString *)m_class->get_field(BINDINGS_NATIVE_NAME_FIELD)->get_value(NULL)))
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#define CACHED_CLASS(m_class) (GDMonoUtils::mono_cache.class_##m_class)
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#define CACHED_CLASS_RAW(m_class) (GDMonoUtils::mono_cache.class_##m_class->get_mono_ptr())
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#define CACHED_RAW_MONO_CLASS(m_class) (GDMonoUtils::mono_cache.rawclass_##m_class)
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#define CACHED_FIELD(m_class, m_field) (GDMonoUtils::mono_cache.field_##m_class##_##m_field)
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#define CACHED_METHOD(m_class, m_method) (GDMonoUtils::mono_cache.method_##m_class##_##m_method)
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#define CACHED_METHOD_THUNK(m_class, m_method) (GDMonoUtils::mono_cache.methodthunk_##m_class##_##m_method)
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#ifdef REAL_T_IS_DOUBLE
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#define REAL_T_MONOCLASS CACHED_CLASS_RAW(double)
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#else
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#define REAL_T_MONOCLASS CACHED_CLASS_RAW(float)
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#endif
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#define GD_MONO_BEGIN_RUNTIME_INVOKE \
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int &_runtime_invoke_count_ref = GDMonoUtils::get_runtime_invoke_count_ref(); \
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_runtime_invoke_count_ref += 1;
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#define GD_MONO_END_RUNTIME_INVOKE \
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_runtime_invoke_count_ref -= 1;
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#endif // GD_MONOUTILS_H
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