/*************************************************************************/ /* gd_mono.cpp */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2018 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 "gd_mono.h" #include #include #include #include #include "os/dir_access.h" #include "os/file_access.h" #include "os/os.h" #include "os/thread.h" #include "project_settings.h" #include "../csharp_script.h" #include "../godotsharp_dirs.h" #include "../utils/path_utils.h" #include "gd_mono_class.h" #include "gd_mono_marshal.h" #include "gd_mono_utils.h" #ifdef TOOLS_ENABLED #include "../editor/godotsharp_editor.h" #include "main/main.h" #endif #ifdef MONO_PRINT_HANDLER_ENABLED void gdmono_MonoPrintCallback(const char *string, mono_bool is_stdout) { if (is_stdout) { OS::get_singleton()->print(string); } else { OS::get_singleton()->printerr(string); } } #endif GDMono *GDMono::singleton = NULL; namespace { void setup_runtime_main_args() { CharString execpath = OS::get_singleton()->get_executable_path().utf8(); List cmdline_args = OS::get_singleton()->get_cmdline_args(); List cmdline_args_utf8; Vector main_args; main_args.resize(cmdline_args.size() + 1); main_args.write[0] = execpath.ptrw(); int i = 1; for (List::Element *E = cmdline_args.front(); E; E = E->next()) { CharString &stored = cmdline_args_utf8.push_back(E->get().utf8())->get(); main_args.write[i] = stored.ptrw(); i++; } mono_runtime_set_main_args(main_args.size(), main_args.ptrw()); } #ifdef DEBUG_ENABLED static bool _wait_for_debugger_msecs(uint32_t p_msecs) { do { if (mono_is_debugger_attached()) return true; int last_tick = OS::get_singleton()->get_ticks_msec(); OS::get_singleton()->delay_usec((p_msecs < 25 ? p_msecs : 25) * 1000); int tdiff = OS::get_singleton()->get_ticks_msec() - last_tick; if (tdiff > p_msecs) { p_msecs = 0; } else { p_msecs -= tdiff; } } while (p_msecs > 0); return mono_is_debugger_attached(); } void gdmono_debug_init() { mono_debug_init(MONO_DEBUG_FORMAT_MONO); int da_port = GLOBAL_DEF("mono/debugger_agent/port", 23685); bool da_suspend = GLOBAL_DEF("mono/debugger_agent/wait_for_debugger", false); int da_timeout = GLOBAL_DEF("mono/debugger_agent/wait_timeout", 3000); #ifdef TOOLS_ENABLED if (Engine::get_singleton()->is_editor_hint() || ProjectSettings::get_singleton()->get_resource_path().empty() || Main::is_project_manager()) { return; } #endif CharString da_args = String("--debugger-agent=transport=dt_socket,address=127.0.0.1:" + itos(da_port) + ",embedding=1,server=y,suspend=" + (da_suspend ? "y,timeout=" + itos(da_timeout) : "n")) .utf8(); // --debugger-agent=help const char *options[] = { "--soft-breakpoints", da_args.get_data() }; mono_jit_parse_options(2, (char **)options); } #endif } // namespace void GDMono::initialize() { ERR_FAIL_NULL(Engine::get_singleton()); print_verbose("Mono: Initializing module..."); #ifdef DEBUG_METHODS_ENABLED _initialize_and_check_api_hashes(); #endif GDMonoLog::get_singleton()->initialize(); #ifdef MONO_PRINT_HANDLER_ENABLED mono_trace_set_print_handler(gdmono_MonoPrintCallback); mono_trace_set_printerr_handler(gdmono_MonoPrintCallback); #endif #ifdef WINDOWS_ENABLED mono_reg_info = MonoRegUtils::find_mono(); CharString assembly_dir; CharString config_dir; if (mono_reg_info.assembly_dir.length() && DirAccess::exists(mono_reg_info.assembly_dir)) { assembly_dir = mono_reg_info.assembly_dir.utf8(); } if (mono_reg_info.config_dir.length() && DirAccess::exists(mono_reg_info.config_dir)) { config_dir = mono_reg_info.config_dir.utf8(); } mono_set_dirs(assembly_dir.length() ? assembly_dir.get_data() : NULL, config_dir.length() ? config_dir.get_data() : NULL); #else mono_set_dirs(NULL, NULL); #endif GDMonoAssembly::initialize(); #ifdef DEBUG_ENABLED gdmono_debug_init(); #endif mono_config_parse(NULL); mono_install_unhandled_exception_hook(&unhandled_exception_hook, NULL); root_domain = mono_jit_init_version("GodotEngine.RootDomain", "v4.0.30319"); ERR_EXPLAIN("Mono: Failed to initialize runtime"); ERR_FAIL_NULL(root_domain); GDMonoUtils::set_main_thread(GDMonoUtils::get_current_thread()); setup_runtime_main_args(); // Required for System.Environment.GetCommandLineArgs runtime_initialized = true; print_verbose("Mono: Runtime initialized"); // mscorlib assembly MUST be present at initialization ERR_EXPLAIN("Mono: Failed to load mscorlib assembly"); ERR_FAIL_COND(!_load_corlib_assembly()); #ifdef TOOLS_ENABLED // The tools domain must be loaded here, before the scripts domain. // Otherwise domain unload on the scripts domain will hang indefinitely. ERR_EXPLAIN("Mono: Failed to load tools domain"); ERR_FAIL_COND(_load_tools_domain() != OK); // TODO move to editor init callback, and do it lazily when required before editor init (e.g.: bindings generation) ERR_EXPLAIN("Mono: Failed to load Editor Tools assembly"); ERR_FAIL_COND(!_load_editor_tools_assembly()); #endif ERR_EXPLAIN("Mono: Failed to load scripts domain"); ERR_FAIL_COND(_load_scripts_domain() != OK); #ifdef DEBUG_ENABLED bool debugger_attached = _wait_for_debugger_msecs(500); if (!debugger_attached && OS::get_singleton()->is_stdout_verbose()) print_error("Mono: Debugger wait timeout"); #endif _register_internal_calls(); // The following assemblies are not required at initialization #ifdef MONO_GLUE_ENABLED if (_load_api_assemblies()) { if (!core_api_assembly_out_of_sync && !editor_api_assembly_out_of_sync && GDMonoUtils::mono_cache.godot_api_cache_updated) { // Everything is fine with the api assemblies, load the project assembly _load_project_assembly(); } else { #ifdef TOOLS_ENABLED // The assembly was successfuly loaded, but the full api could not be cached. // This is most likely an outdated assembly loaded because of an invalid version in the metadata, // so we invalidate the version in the metadata and unload the script domain. if (core_api_assembly_out_of_sync) { ERR_PRINT("The loaded Core API assembly is out of sync"); metadata_set_api_assembly_invalidated(APIAssembly::API_CORE, true); } else if (!GDMonoUtils::mono_cache.godot_api_cache_updated) { ERR_PRINT("The loaded Core API assembly is in sync, but the cache update failed"); metadata_set_api_assembly_invalidated(APIAssembly::API_CORE, true); } if (editor_api_assembly_out_of_sync) { ERR_PRINT("The loaded Editor API assembly is out of sync"); metadata_set_api_assembly_invalidated(APIAssembly::API_EDITOR, true); } print_line("Mono: Proceeding to unload scripts domain because of invalid API assemblies."); Error err = _unload_scripts_domain(); if (err != OK) { WARN_PRINT("Mono: Failed to unload scripts domain"); } #else ERR_PRINT("The loaded API assembly is invalid"); CRASH_NOW(); #endif } } #else print_verbose("Mono: Glue disabled, ignoring script assemblies."); #endif print_verbose("Mono: INITIALIZED"); } #ifdef MONO_GLUE_ENABLED namespace GodotSharpBindings { uint64_t get_core_api_hash(); #ifdef TOOLS_ENABLED uint64_t get_editor_api_hash(); #endif // TOOLS_ENABLED uint32_t get_bindings_version(); uint32_t get_cs_glue_version(); void register_generated_icalls(); } // namespace GodotSharpBindings #endif void GDMono::_register_internal_calls() { #ifdef MONO_GLUE_ENABLED GodotSharpBindings::register_generated_icalls(); #endif #ifdef TOOLS_ENABLED GodotSharpBuilds::_register_internal_calls(); #endif } #ifdef DEBUG_METHODS_ENABLED void GDMono::_initialize_and_check_api_hashes() { api_core_hash = ClassDB::get_api_hash(ClassDB::API_CORE); #ifdef MONO_GLUE_ENABLED if (api_core_hash != GodotSharpBindings::get_core_api_hash()) { ERR_PRINT("Mono: Core API hash mismatch!"); } #endif #ifdef TOOLS_ENABLED api_editor_hash = ClassDB::get_api_hash(ClassDB::API_EDITOR); #ifdef MONO_GLUE_ENABLED if (api_editor_hash != GodotSharpBindings::get_editor_api_hash()) { ERR_PRINT("Mono: Editor API hash mismatch!"); } #endif #endif // TOOLS_ENABLED } #endif // DEBUG_METHODS_ENABLED void GDMono::add_assembly(uint32_t p_domain_id, GDMonoAssembly *p_assembly) { assemblies[p_domain_id][p_assembly->get_name()] = p_assembly; } GDMonoAssembly **GDMono::get_loaded_assembly(const String &p_name) { MonoDomain *domain = mono_domain_get(); uint32_t domain_id = domain ? mono_domain_get_id(domain) : 0; return assemblies[domain_id].getptr(p_name); } bool GDMono::load_assembly(const String &p_name, GDMonoAssembly **r_assembly, bool p_refonly) { CRASH_COND(!r_assembly); MonoAssemblyName *aname = mono_assembly_name_new(p_name.utf8()); bool result = load_assembly(p_name, aname, r_assembly, p_refonly); mono_assembly_name_free(aname); mono_free(aname); return result; } bool GDMono::load_assembly(const String &p_name, MonoAssemblyName *p_aname, GDMonoAssembly **r_assembly, bool p_refonly) { CRASH_COND(!r_assembly); print_verbose("Mono: Loading assembly " + p_name + (p_refonly ? " (refonly)" : "") + "..."); MonoImageOpenStatus status = MONO_IMAGE_OK; MonoAssembly *assembly = mono_assembly_load_full(p_aname, NULL, &status, p_refonly); if (!assembly) return false; ERR_FAIL_COND_V(status != MONO_IMAGE_OK, false); uint32_t domain_id = mono_domain_get_id(mono_domain_get()); GDMonoAssembly **stored_assembly = assemblies[domain_id].getptr(p_name); ERR_FAIL_COND_V(stored_assembly == NULL, false); ERR_FAIL_COND_V((*stored_assembly)->get_assembly() != assembly, false); *r_assembly = *stored_assembly; print_verbose("Mono: Assembly " + p_name + (p_refonly ? " (refonly)" : "") + " loaded from path: " + (*r_assembly)->get_path()); return true; } APIAssembly::Version APIAssembly::Version::get_from_loaded_assembly(GDMonoAssembly *p_api_assembly, APIAssembly::Type p_api_type) { APIAssembly::Version api_assembly_version; const char *nativecalls_name = p_api_type == APIAssembly::API_CORE ? BINDINGS_CLASS_NATIVECALLS : BINDINGS_CLASS_NATIVECALLS_EDITOR; GDMonoClass *nativecalls_klass = p_api_assembly->get_class(BINDINGS_NAMESPACE, nativecalls_name); if (nativecalls_klass) { GDMonoField *api_hash_field = nativecalls_klass->get_field("godot_api_hash"); if (api_hash_field) api_assembly_version.godot_api_hash = GDMonoMarshal::unbox(api_hash_field->get_value(NULL)); GDMonoField *binds_ver_field = nativecalls_klass->get_field("bindings_version"); if (binds_ver_field) api_assembly_version.bindings_version = GDMonoMarshal::unbox(binds_ver_field->get_value(NULL)); GDMonoField *cs_glue_ver_field = nativecalls_klass->get_field("cs_glue_version"); if (cs_glue_ver_field) api_assembly_version.cs_glue_version = GDMonoMarshal::unbox(cs_glue_ver_field->get_value(NULL)); } return api_assembly_version; } String APIAssembly::to_string(APIAssembly::Type p_type) { return p_type == APIAssembly::API_CORE ? "API_CORE" : "API_EDITOR"; } bool GDMono::_load_corlib_assembly() { if (corlib_assembly) return true; bool success = load_assembly("mscorlib", &corlib_assembly); if (success) GDMonoUtils::update_corlib_cache(); return success; } bool GDMono::_load_core_api_assembly() { if (core_api_assembly) return true; #ifdef TOOLS_ENABLED if (metadata_is_api_assembly_invalidated(APIAssembly::API_CORE)) return false; #endif bool success = load_assembly(API_ASSEMBLY_NAME, &core_api_assembly); if (success) { #ifdef MONO_GLUE_ENABLED APIAssembly::Version api_assembly_ver = APIAssembly::Version::get_from_loaded_assembly(core_api_assembly, APIAssembly::API_CORE); core_api_assembly_out_of_sync = GodotSharpBindings::get_core_api_hash() != api_assembly_ver.godot_api_hash || GodotSharpBindings::get_bindings_version() != api_assembly_ver.bindings_version || GodotSharpBindings::get_cs_glue_version() != api_assembly_ver.cs_glue_version; #endif GDMonoUtils::update_godot_api_cache(); } return success; } #ifdef TOOLS_ENABLED bool GDMono::_load_editor_api_assembly() { if (editor_api_assembly) return true; #ifdef TOOLS_ENABLED if (metadata_is_api_assembly_invalidated(APIAssembly::API_EDITOR)) return false; #endif bool success = load_assembly(EDITOR_API_ASSEMBLY_NAME, &editor_api_assembly); if (success) { #ifdef MONO_GLUE_ENABLED APIAssembly::Version api_assembly_ver = APIAssembly::Version::get_from_loaded_assembly(editor_api_assembly, APIAssembly::API_EDITOR); editor_api_assembly_out_of_sync = GodotSharpBindings::get_editor_api_hash() != api_assembly_ver.godot_api_hash || GodotSharpBindings::get_bindings_version() != api_assembly_ver.bindings_version || GodotSharpBindings::get_cs_glue_version() != api_assembly_ver.cs_glue_version; #endif } return success; } #endif #ifdef TOOLS_ENABLED bool GDMono::_load_editor_tools_assembly() { if (editor_tools_assembly) return true; _GDMONO_SCOPE_DOMAIN_(tools_domain) return load_assembly(EDITOR_TOOLS_ASSEMBLY_NAME, &editor_tools_assembly); } #endif bool GDMono::_load_project_assembly() { if (project_assembly) return true; String name = ProjectSettings::get_singleton()->get("application/config/name"); if (name.empty()) { name = "UnnamedProject"; } bool success = load_assembly(name, &project_assembly); if (success) { mono_assembly_set_main(project_assembly->get_assembly()); } else { if (OS::get_singleton()->is_stdout_verbose()) print_error("Mono: Failed to load project assembly"); } return success; } bool GDMono::_load_api_assemblies() { if (!_load_core_api_assembly()) { if (OS::get_singleton()->is_stdout_verbose()) print_error("Mono: Failed to load Core API assembly"); return false; } else { #ifdef TOOLS_ENABLED if (!_load_editor_api_assembly()) { if (OS::get_singleton()->is_stdout_verbose()) print_error("Mono: Failed to load Editor API assembly"); return false; } #endif } return true; } #ifdef TOOLS_ENABLED String GDMono::_get_api_assembly_metadata_path() { return GodotSharpDirs::get_res_metadata_dir().plus_file("api_assemblies.cfg"); } void GDMono::metadata_set_api_assembly_invalidated(APIAssembly::Type p_api_type, bool p_invalidated) { String section = APIAssembly::to_string(p_api_type); String path = _get_api_assembly_metadata_path(); Ref metadata; metadata.instance(); metadata->load(path); metadata->set_value(section, "invalidated", p_invalidated); String assembly_path = GodotSharpDirs::get_res_assemblies_dir() .plus_file(p_api_type == APIAssembly::API_CORE ? API_ASSEMBLY_NAME ".dll" : EDITOR_API_ASSEMBLY_NAME ".dll"); ERR_FAIL_COND(!FileAccess::exists(assembly_path)); uint64_t modified_time = FileAccess::get_modified_time(assembly_path); metadata->set_value(section, "invalidated_asm_modified_time", String::num_uint64(modified_time)); String dir = path.get_base_dir(); if (!DirAccess::exists(dir)) { DirAccessRef da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM); ERR_FAIL_COND(!da); Error err = da->make_dir_recursive(ProjectSettings::get_singleton()->globalize_path(dir)); ERR_FAIL_COND(err != OK); } Error save_err = metadata->save(path); ERR_FAIL_COND(save_err != OK); } bool GDMono::metadata_is_api_assembly_invalidated(APIAssembly::Type p_api_type) { String section = APIAssembly::to_string(p_api_type); Ref metadata; metadata.instance(); metadata->load(_get_api_assembly_metadata_path()); String assembly_path = GodotSharpDirs::get_res_assemblies_dir() .plus_file(p_api_type == APIAssembly::API_CORE ? API_ASSEMBLY_NAME ".dll" : EDITOR_API_ASSEMBLY_NAME ".dll"); if (!FileAccess::exists(assembly_path)) return false; uint64_t modified_time = FileAccess::get_modified_time(assembly_path); uint64_t stored_modified_time = metadata->get_value(section, "invalidated_asm_modified_time", 0); return metadata->get_value(section, "invalidated", false) && modified_time <= stored_modified_time; } #endif Error GDMono::_load_scripts_domain() { ERR_FAIL_COND_V(scripts_domain != NULL, ERR_BUG); print_verbose("Mono: Loading scripts domain..."); scripts_domain = GDMonoUtils::create_domain("GodotEngine.ScriptsDomain"); ERR_EXPLAIN("Mono: Could not create scripts app domain"); ERR_FAIL_NULL_V(scripts_domain, ERR_CANT_CREATE); mono_domain_set(scripts_domain, true); return OK; } Error GDMono::_unload_scripts_domain() { ERR_FAIL_NULL_V(scripts_domain, ERR_BUG); print_verbose("Mono: Unloading scripts domain..."); _GodotSharp::get_singleton()->_dispose_callback(); if (mono_domain_get() != root_domain) mono_domain_set(root_domain, true); mono_gc_collect(mono_gc_max_generation()); finalizing_scripts_domain = true; mono_domain_finalize(scripts_domain, 2000); finalizing_scripts_domain = false; mono_gc_collect(mono_gc_max_generation()); _domain_assemblies_cleanup(mono_domain_get_id(scripts_domain)); core_api_assembly = NULL; project_assembly = NULL; #ifdef TOOLS_ENABLED editor_api_assembly = NULL; #endif core_api_assembly_out_of_sync = false; editor_api_assembly_out_of_sync = false; MonoDomain *domain = scripts_domain; scripts_domain = NULL; _GodotSharp::get_singleton()->_dispose_callback(); MonoException *exc = NULL; mono_domain_try_unload(domain, (MonoObject **)&exc); if (exc) { ERR_PRINT("Exception thrown when unloading scripts domain"); GDMonoUtils::debug_unhandled_exception(exc); return FAILED; } return OK; } #ifdef TOOLS_ENABLED Error GDMono::_load_tools_domain() { ERR_FAIL_COND_V(tools_domain != NULL, ERR_BUG); print_verbose("Mono: Loading tools domain..."); tools_domain = GDMonoUtils::create_domain("GodotEngine.ToolsDomain"); ERR_EXPLAIN("Mono: Could not create tools app domain"); ERR_FAIL_NULL_V(tools_domain, ERR_CANT_CREATE); return OK; } #endif #ifdef TOOLS_ENABLED Error GDMono::reload_scripts_domain() { ERR_FAIL_COND_V(!runtime_initialized, ERR_BUG); if (scripts_domain) { Error err = _unload_scripts_domain(); if (err != OK) { ERR_PRINT("Mono: Failed to unload scripts domain"); return err; } } Error err = _load_scripts_domain(); if (err != OK) { ERR_PRINT("Mono: Failed to load scripts domain"); return err; } #ifdef MONO_GLUE_ENABLED if (!_load_api_assemblies()) { return ERR_CANT_OPEN; } if (!core_api_assembly_out_of_sync && !editor_api_assembly_out_of_sync && GDMonoUtils::mono_cache.godot_api_cache_updated) { // Everything is fine with the api assemblies, load the project assembly _load_project_assembly(); } else { // The assembly was successfuly loaded, but the full api could not be cached. // This is most likely an outdated assembly loaded because of an invalid version in the metadata, // so we invalidate the version in the metadata and unload the script domain. if (core_api_assembly_out_of_sync) { metadata_set_api_assembly_invalidated(APIAssembly::API_CORE, true); } else if (!GDMonoUtils::mono_cache.godot_api_cache_updated) { ERR_PRINT("Core API assembly is in sync, but the cache update failed"); metadata_set_api_assembly_invalidated(APIAssembly::API_CORE, true); } if (editor_api_assembly_out_of_sync) { metadata_set_api_assembly_invalidated(APIAssembly::API_EDITOR, true); } Error err = _unload_scripts_domain(); if (err != OK) { WARN_PRINT("Mono: Failed to unload scripts domain"); } return ERR_CANT_RESOLVE; } if (!_load_project_assembly()) return ERR_CANT_OPEN; #else print_verbose("Mono: Glue disabled, ignoring script assemblies."); #endif return OK; } #endif Error GDMono::finalize_and_unload_domain(MonoDomain *p_domain) { CRASH_COND(p_domain == NULL); String domain_name = mono_domain_get_friendly_name(p_domain); print_verbose("Mono: Unloading domain `" + domain_name + "`..."); if (mono_domain_get() != root_domain) mono_domain_set(root_domain, true); mono_gc_collect(mono_gc_max_generation()); mono_domain_finalize(p_domain, 2000); mono_gc_collect(mono_gc_max_generation()); _domain_assemblies_cleanup(mono_domain_get_id(p_domain)); MonoException *exc = NULL; mono_domain_try_unload(p_domain, (MonoObject **)&exc); if (exc) { ERR_PRINTS("Exception thrown when unloading domain `" + domain_name + "`"); GDMonoUtils::debug_unhandled_exception(exc); return FAILED; } return OK; } GDMonoClass *GDMono::get_class(MonoClass *p_raw_class) { MonoImage *image = mono_class_get_image(p_raw_class); if (image == corlib_assembly->get_image()) return corlib_assembly->get_class(p_raw_class); uint32_t domain_id = mono_domain_get_id(mono_domain_get()); HashMap &domain_assemblies = assemblies[domain_id]; const String *k = NULL; while ((k = domain_assemblies.next(k))) { GDMonoAssembly *assembly = domain_assemblies.get(*k); if (assembly->get_image() == image) { GDMonoClass *klass = assembly->get_class(p_raw_class); if (klass) return klass; } } return NULL; } void GDMono::_domain_assemblies_cleanup(uint32_t p_domain_id) { HashMap &domain_assemblies = assemblies[p_domain_id]; const String *k = NULL; while ((k = domain_assemblies.next(k))) { memdelete(domain_assemblies.get(*k)); } assemblies.erase(p_domain_id); } void GDMono::unhandled_exception_hook(MonoObject *p_exc, void *) { // This method will be called by the runtime when a thrown exception is not handled. // It won't be called when we manually treat a thrown exception as unhandled. // We assume the exception was already printed before calling this hook. #ifdef DEBUG_ENABLED GDMonoUtils::debug_send_unhandled_exception_error((MonoException *)p_exc); if (ScriptDebugger::get_singleton()) ScriptDebugger::get_singleton()->idle_poll(); #endif abort(); _UNREACHABLE_(); } GDMono::GDMono() { singleton = this; gdmono_log = memnew(GDMonoLog); runtime_initialized = false; finalizing_scripts_domain = false; root_domain = NULL; scripts_domain = NULL; #ifdef TOOLS_ENABLED tools_domain = NULL; #endif core_api_assembly_out_of_sync = false; editor_api_assembly_out_of_sync = false; corlib_assembly = NULL; core_api_assembly = NULL; project_assembly = NULL; #ifdef TOOLS_ENABLED editor_api_assembly = NULL; editor_tools_assembly = NULL; #endif #ifdef DEBUG_METHODS_ENABLED api_core_hash = 0; #ifdef TOOLS_ENABLED api_editor_hash = 0; #endif #endif } GDMono::~GDMono() { if (runtime_initialized) { if (scripts_domain) { Error err = _unload_scripts_domain(); if (err != OK) { WARN_PRINT("Mono: Failed to unload scripts domain"); } } const uint32_t *k = NULL; while ((k = assemblies.next(k))) { HashMap &domain_assemblies = assemblies.get(*k); const String *kk = NULL; while ((kk = domain_assemblies.next(kk))) { memdelete(domain_assemblies.get(*kk)); } } assemblies.clear(); GDMonoUtils::clear_cache(); print_verbose("Mono: Runtime cleanup..."); runtime_initialized = false; mono_jit_cleanup(root_domain); } if (gdmono_log) memdelete(gdmono_log); singleton = NULL; } _GodotSharp *_GodotSharp::singleton = NULL; void _GodotSharp::_dispose_object(Object *p_object) { if (p_object->get_script_instance()) { CSharpInstance *cs_instance = CAST_CSHARP_INSTANCE(p_object->get_script_instance()); if (cs_instance) { cs_instance->mono_object_disposed(); return; } } // Unsafe refcount decrement. The managed instance also counts as a reference. // See: CSharpLanguage::alloc_instance_binding_data(Object *p_object) if (Object::cast_to(p_object)->unreference()) { memdelete(p_object); } } void _GodotSharp::_dispose_callback() { #ifndef NO_THREADS queue_mutex->lock(); #endif for (List::Element *E = obj_delete_queue.front(); E; E = E->next()) { _dispose_object(E->get()); } for (List::Element *E = np_delete_queue.front(); E; E = E->next()) { memdelete(E->get()); } for (List::Element *E = rid_delete_queue.front(); E; E = E->next()) { memdelete(E->get()); } obj_delete_queue.clear(); np_delete_queue.clear(); rid_delete_queue.clear(); queue_empty = true; #ifndef NO_THREADS queue_mutex->unlock(); #endif } void _GodotSharp::attach_thread() { GDMonoUtils::attach_current_thread(); } void _GodotSharp::detach_thread() { GDMonoUtils::detach_current_thread(); } bool _GodotSharp::is_finalizing_domain() { return GDMono::get_singleton()->is_finalizing_scripts_domain(); } bool _GodotSharp::is_domain_loaded() { return GDMono::get_singleton()->get_scripts_domain() != NULL; } #define ENQUEUE_FOR_DISPOSAL(m_queue, m_inst) \ m_queue.push_back(m_inst); \ if (queue_empty) { \ queue_empty = false; \ if (!is_finalizing_domain()) { /* call_deferred may not be safe here */ \ call_deferred("_dispose_callback"); \ } \ } void _GodotSharp::queue_dispose(MonoObject *p_mono_object, Object *p_object) { if (GDMonoUtils::is_main_thread() && !GDMono::get_singleton()->is_finalizing_scripts_domain()) { _dispose_object(p_object); } else { #ifndef NO_THREADS queue_mutex->lock(); #endif // This is our last chance to invoke notification predelete (this is being called from the finalizer) // We must use the MonoObject* passed by the finalizer, because the weak GC handle target returns NULL at this point CSharpInstance *si = CAST_CSHARP_INSTANCE(p_object->get_script_instance()); if (si) { si->call_notification_no_check(p_mono_object, Object::NOTIFICATION_PREDELETE); } ENQUEUE_FOR_DISPOSAL(obj_delete_queue, p_object); #ifndef NO_THREADS queue_mutex->unlock(); #endif } } void _GodotSharp::queue_dispose(NodePath *p_node_path) { if (GDMonoUtils::is_main_thread() && !GDMono::get_singleton()->is_finalizing_scripts_domain()) { memdelete(p_node_path); } else { #ifndef NO_THREADS queue_mutex->lock(); #endif ENQUEUE_FOR_DISPOSAL(np_delete_queue, p_node_path); #ifndef NO_THREADS queue_mutex->unlock(); #endif } } void _GodotSharp::queue_dispose(RID *p_rid) { if (GDMonoUtils::is_main_thread() && !GDMono::get_singleton()->is_finalizing_scripts_domain()) { memdelete(p_rid); } else { #ifndef NO_THREADS queue_mutex->lock(); #endif ENQUEUE_FOR_DISPOSAL(rid_delete_queue, p_rid); #ifndef NO_THREADS queue_mutex->unlock(); #endif } } void _GodotSharp::_bind_methods() { ClassDB::bind_method(D_METHOD("attach_thread"), &_GodotSharp::attach_thread); ClassDB::bind_method(D_METHOD("detach_thread"), &_GodotSharp::detach_thread); ClassDB::bind_method(D_METHOD("is_finalizing_domain"), &_GodotSharp::is_finalizing_domain); ClassDB::bind_method(D_METHOD("is_domain_loaded"), &_GodotSharp::is_domain_loaded); ClassDB::bind_method(D_METHOD("_dispose_callback"), &_GodotSharp::_dispose_callback); } _GodotSharp::_GodotSharp() { singleton = this; queue_empty = true; #ifndef NO_THREADS queue_mutex = Mutex::create(); #endif } _GodotSharp::~_GodotSharp() { singleton = NULL; if (queue_mutex) { memdelete(queue_mutex); } }