mirror of
https://github.com/godotengine/godot.git
synced 2024-12-15 10:12:40 +08:00
3233083f63
Avoid CSharpInstance from accessing its state after self destructing (by deleting the Reference owner). It's now safe to replace the script instance without leaking or crashing. Also fixed godot_icall_Object_weakref return reference being freed before returning.
88 lines
3.4 KiB
C++
88 lines
3.4 KiB
C++
/*************************************************************************/
|
|
/* mono_gc_handle.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
|
|
/* */
|
|
/* Permission is hereby granted, free of charge, to any person obtaining */
|
|
/* a copy of this software and associated documentation files (the */
|
|
/* "Software"), to deal in the Software without restriction, including */
|
|
/* without limitation the rights to use, copy, modify, merge, publish, */
|
|
/* distribute, sublicense, and/or sell copies of the Software, and to */
|
|
/* permit persons to whom the Software is furnished to do so, subject to */
|
|
/* the following conditions: */
|
|
/* */
|
|
/* The above copyright notice and this permission notice shall be */
|
|
/* included in all copies or substantial portions of the Software. */
|
|
/* */
|
|
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
|
|
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
|
|
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
|
|
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
|
|
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
|
|
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
|
|
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
|
|
/*************************************************************************/
|
|
|
|
#include "mono_gc_handle.h"
|
|
|
|
#include "mono_gd/gd_mono.h"
|
|
|
|
uint32_t MonoGCHandle::new_strong_handle(MonoObject *p_object) {
|
|
|
|
return mono_gchandle_new(p_object, /* pinned: */ false);
|
|
}
|
|
|
|
uint32_t MonoGCHandle::new_strong_handle_pinned(MonoObject *p_object) {
|
|
|
|
return mono_gchandle_new(p_object, /* pinned: */ true);
|
|
}
|
|
|
|
uint32_t MonoGCHandle::new_weak_handle(MonoObject *p_object) {
|
|
|
|
return mono_gchandle_new_weakref(p_object, /* track_resurrection: */ false);
|
|
}
|
|
|
|
void MonoGCHandle::free_handle(uint32_t p_gchandle) {
|
|
|
|
mono_gchandle_free(p_gchandle);
|
|
}
|
|
|
|
Ref<MonoGCHandle> MonoGCHandle::create_strong(MonoObject *p_object) {
|
|
|
|
return memnew(MonoGCHandle(new_strong_handle(p_object), STRONG_HANDLE));
|
|
}
|
|
|
|
Ref<MonoGCHandle> MonoGCHandle::create_weak(MonoObject *p_object) {
|
|
|
|
return memnew(MonoGCHandle(new_weak_handle(p_object), WEAK_HANDLE));
|
|
}
|
|
|
|
void MonoGCHandle::release() {
|
|
|
|
#ifdef DEBUG_ENABLED
|
|
CRASH_COND(!released && GDMono::get_singleton() == NULL);
|
|
#endif
|
|
|
|
if (!released && GDMono::get_singleton()->is_runtime_initialized()) {
|
|
free_handle(handle);
|
|
released = true;
|
|
}
|
|
}
|
|
|
|
MonoGCHandle::MonoGCHandle(uint32_t p_handle, HandleType p_handle_type) {
|
|
|
|
released = false;
|
|
weak = p_handle_type == WEAK_HANDLE;
|
|
handle = p_handle;
|
|
}
|
|
|
|
MonoGCHandle::~MonoGCHandle() {
|
|
|
|
release();
|
|
}
|