371 lines
11 KiB
C++
371 lines
11 KiB
C++
/*************************************************************************/
|
|
/* gdnative.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2017 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 "gdnative.h"
|
|
|
|
#include "global_constants.h"
|
|
#include "io/file_access_encrypted.h"
|
|
#include "os/file_access.h"
|
|
#include "os/os.h"
|
|
#include "project_settings.h"
|
|
|
|
#include "scene/main/scene_tree.h"
|
|
|
|
const String init_symbol = "godot_gdnative_init";
|
|
const String terminate_symbol = "godot_gdnative_terminate";
|
|
|
|
#define GDAPI_FUNC(name, ret_type, ...) name,
|
|
#define GDAPI_FUNC_VOID(name, ...) name,
|
|
|
|
const godot_gdnative_api_struct api_struct = {
|
|
GODOT_GDNATIVE_API_FUNCTIONS
|
|
};
|
|
|
|
#undef GDAPI_FUNC
|
|
#undef GDAPI_FUNC_VOID
|
|
|
|
String GDNativeLibrary::platform_names[NUM_PLATFORMS + 1] = {
|
|
"X11_32bit",
|
|
"X11_64bit",
|
|
"Windows_32bit",
|
|
"Windows_64bit",
|
|
"OSX",
|
|
|
|
"Android",
|
|
|
|
"iOS_32bit",
|
|
"iOS_64bit",
|
|
|
|
"WebAssembly",
|
|
|
|
""
|
|
};
|
|
String GDNativeLibrary::platform_lib_ext[NUM_PLATFORMS + 1] = {
|
|
"so",
|
|
"so",
|
|
"dll",
|
|
"dll",
|
|
"dylib",
|
|
|
|
"so",
|
|
|
|
"dylib",
|
|
"dylib",
|
|
|
|
"wasm",
|
|
|
|
""
|
|
};
|
|
|
|
GDNativeLibrary::Platform GDNativeLibrary::current_platform =
|
|
#if defined(X11_ENABLED)
|
|
(sizeof(void *) == 8 ? X11_64BIT : X11_32BIT);
|
|
#elif defined(WINDOWS_ENABLED)
|
|
(sizeof(void *) == 8 ? WINDOWS_64BIT : WINDOWS_32BIT);
|
|
#elif defined(OSX_ENABLED)
|
|
OSX;
|
|
#elif defined(IPHONE_ENABLED)
|
|
(sizeof(void *) == 8 ? IOS_64BIT : IOS_32BIT);
|
|
#elif defined(ANDROID_ENABLED)
|
|
ANDROID;
|
|
#elif defined(JAVASCRIPT_ENABLED)
|
|
WASM;
|
|
#else
|
|
NUM_PLATFORMS;
|
|
#endif
|
|
|
|
GDNativeLibrary::GDNativeLibrary()
|
|
: library_paths(), singleton_gdnative(false) {
|
|
}
|
|
|
|
GDNativeLibrary::~GDNativeLibrary() {
|
|
}
|
|
|
|
void GDNativeLibrary::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("set_library_path", "platform", "path"), &GDNativeLibrary::set_library_path);
|
|
ClassDB::bind_method(D_METHOD("get_library_path", "platform"), &GDNativeLibrary::get_library_path);
|
|
|
|
ClassDB::bind_method(D_METHOD("is_singleton_gdnative"), &GDNativeLibrary::is_singleton_gdnative);
|
|
ClassDB::bind_method(D_METHOD("set_singleton_gdnative", "singleton"), &GDNativeLibrary::set_singleton_gdnative);
|
|
|
|
ADD_PROPERTYNZ(PropertyInfo(Variant::BOOL, "singleton_gdnative"), "set_singleton_gdnative", "is_singleton_gdnative");
|
|
}
|
|
|
|
bool GDNativeLibrary::_set(const StringName &p_name, const Variant &p_value) {
|
|
String name = p_name;
|
|
if (name.begins_with("platform/")) {
|
|
set_library_path(name.get_slice("/", 1), p_value);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool GDNativeLibrary::_get(const StringName &p_name, Variant &r_ret) const {
|
|
String name = p_name;
|
|
if (name.begins_with("platform/")) {
|
|
r_ret = get_library_path(name.get_slice("/", 1));
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void GDNativeLibrary::_get_property_list(List<PropertyInfo> *p_list) const {
|
|
for (int i = 0; i < NUM_PLATFORMS; i++) {
|
|
p_list->push_back(PropertyInfo(Variant::STRING,
|
|
"platform/" + platform_names[i],
|
|
PROPERTY_HINT_FILE,
|
|
"*." + platform_lib_ext[i]));
|
|
}
|
|
}
|
|
|
|
void GDNativeLibrary::set_library_path(StringName p_platform, String p_path) {
|
|
int i;
|
|
for (i = 0; i <= NUM_PLATFORMS; i++) {
|
|
if (i == NUM_PLATFORMS) break;
|
|
if (platform_names[i] == p_platform) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == NUM_PLATFORMS) {
|
|
ERR_EXPLAIN(String("No such platform: ") + p_platform);
|
|
ERR_FAIL();
|
|
}
|
|
|
|
library_paths[i] = p_path;
|
|
}
|
|
|
|
String GDNativeLibrary::get_library_path(StringName p_platform) const {
|
|
int i;
|
|
for (i = 0; i <= NUM_PLATFORMS; i++) {
|
|
if (i == NUM_PLATFORMS) break;
|
|
if (platform_names[i] == p_platform) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (i == NUM_PLATFORMS) {
|
|
ERR_EXPLAIN(String("No such platform: ") + p_platform);
|
|
ERR_FAIL_V("");
|
|
}
|
|
|
|
return library_paths[i];
|
|
}
|
|
|
|
String GDNativeLibrary::get_active_library_path() const {
|
|
if (GDNativeLibrary::current_platform != NUM_PLATFORMS) {
|
|
return library_paths[GDNativeLibrary::current_platform];
|
|
}
|
|
return "";
|
|
}
|
|
|
|
GDNative::GDNative() {
|
|
native_handle = NULL;
|
|
}
|
|
|
|
GDNative::~GDNative() {
|
|
}
|
|
|
|
extern "C" void _api_anchor();
|
|
|
|
void GDNative::_compile_dummy_for_api() {
|
|
_api_anchor();
|
|
}
|
|
|
|
void GDNative::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("set_library", "library"), &GDNative::set_library);
|
|
ClassDB::bind_method(D_METHOD("get_library"), &GDNative::get_library);
|
|
|
|
ClassDB::bind_method(D_METHOD("initialize"), &GDNative::initialize);
|
|
ClassDB::bind_method(D_METHOD("terminate"), &GDNative::terminate);
|
|
|
|
// TODO(karroffel): get_native_(raw_)call_types binding?
|
|
|
|
// TODO(karroffel): make this a varargs function?
|
|
ClassDB::bind_method(D_METHOD("call_native", "procedure_name", "arguments"), &GDNative::call_native);
|
|
|
|
ADD_PROPERTYNZ(PropertyInfo(Variant::OBJECT, "library", PROPERTY_HINT_RESOURCE_TYPE, "GDNativeLibrary"), "set_library", "get_library");
|
|
}
|
|
|
|
void GDNative::set_library(Ref<GDNativeLibrary> p_library) {
|
|
ERR_EXPLAIN("Tried to change library of GDNative when it is already set");
|
|
ERR_FAIL_COND(library.is_valid());
|
|
library = p_library;
|
|
}
|
|
|
|
Ref<GDNativeLibrary> GDNative::get_library() {
|
|
return library;
|
|
}
|
|
|
|
bool GDNative::initialize() {
|
|
if (library.is_null()) {
|
|
ERR_PRINT("No library set, can't initialize GDNative object");
|
|
return false;
|
|
}
|
|
|
|
String lib_path = library->get_active_library_path();
|
|
if (lib_path.empty()) {
|
|
ERR_PRINT("No library set for this platform");
|
|
return false;
|
|
}
|
|
|
|
String path = ProjectSettings::get_singleton()->globalize_path(lib_path);
|
|
Error err = OS::get_singleton()->open_dynamic_library(path, native_handle);
|
|
if (err != OK) {
|
|
return false;
|
|
}
|
|
|
|
void *library_init;
|
|
err = OS::get_singleton()->get_dynamic_library_symbol_handle(
|
|
native_handle,
|
|
init_symbol,
|
|
library_init);
|
|
|
|
if (err || !library_init) {
|
|
OS::get_singleton()->close_dynamic_library(native_handle);
|
|
native_handle = NULL;
|
|
ERR_PRINT("Failed to obtain godot_gdnative_init symbol");
|
|
return false;
|
|
}
|
|
|
|
godot_gdnative_init_fn library_init_fpointer;
|
|
library_init_fpointer = (godot_gdnative_init_fn)library_init;
|
|
|
|
godot_gdnative_init_options options;
|
|
|
|
options.api_struct = &api_struct;
|
|
options.in_editor = Engine::get_singleton()->is_editor_hint();
|
|
options.core_api_hash = ClassDB::get_api_hash(ClassDB::API_CORE);
|
|
options.editor_api_hash = ClassDB::get_api_hash(ClassDB::API_EDITOR);
|
|
options.no_api_hash = ClassDB::get_api_hash(ClassDB::API_NONE);
|
|
options.gd_native_library = (godot_object *)(get_library().ptr());
|
|
|
|
library_init_fpointer(&options);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool GDNative::terminate() {
|
|
|
|
if (native_handle == NULL) {
|
|
ERR_PRINT("No valid library handle, can't terminate GDNative object");
|
|
return false;
|
|
}
|
|
|
|
void *library_terminate;
|
|
Error error = OS::get_singleton()->get_dynamic_library_symbol_handle(
|
|
native_handle,
|
|
terminate_symbol,
|
|
library_terminate);
|
|
if (error) {
|
|
OS::get_singleton()->close_dynamic_library(native_handle);
|
|
native_handle = NULL;
|
|
return true;
|
|
}
|
|
|
|
godot_gdnative_terminate_fn library_terminate_pointer;
|
|
library_terminate_pointer = (godot_gdnative_terminate_fn)library_terminate;
|
|
|
|
// TODO(karroffel): remove this? Should be part of NativeScript, not
|
|
// GDNative IMO
|
|
godot_gdnative_terminate_options options;
|
|
options.in_editor = Engine::get_singleton()->is_editor_hint();
|
|
|
|
library_terminate_pointer(&options);
|
|
|
|
// GDNativeScriptLanguage::get_singleton()->initialized_libraries.erase(p_native_lib->path);
|
|
|
|
OS::get_singleton()->close_dynamic_library(native_handle);
|
|
native_handle = NULL;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool GDNative::is_initialized() {
|
|
return (native_handle != NULL);
|
|
}
|
|
|
|
void GDNativeCallRegistry::register_native_call_type(StringName p_call_type, native_call_cb p_callback) {
|
|
native_calls.insert(p_call_type, p_callback);
|
|
}
|
|
|
|
void GDNativeCallRegistry::register_native_raw_call_type(StringName p_raw_call_type, native_raw_call_cb p_callback) {
|
|
native_raw_calls.insert(p_raw_call_type, p_callback);
|
|
}
|
|
|
|
Vector<StringName> GDNativeCallRegistry::get_native_call_types() {
|
|
Vector<StringName> call_types;
|
|
call_types.resize(native_calls.size());
|
|
|
|
size_t idx = 0;
|
|
for (Map<StringName, native_call_cb>::Element *E = native_calls.front(); E; E = E->next(), idx++) {
|
|
call_types[idx] = E->key();
|
|
}
|
|
|
|
return call_types;
|
|
}
|
|
|
|
Vector<StringName> GDNativeCallRegistry::get_native_raw_call_types() {
|
|
Vector<StringName> call_types;
|
|
call_types.resize(native_raw_calls.size());
|
|
|
|
size_t idx = 0;
|
|
for (Map<StringName, native_raw_call_cb>::Element *E = native_raw_calls.front(); E; E = E->next(), idx++) {
|
|
call_types[idx] = E->key();
|
|
}
|
|
|
|
return call_types;
|
|
}
|
|
|
|
Variant GDNative::call_native(StringName p_native_call_type, StringName p_procedure_name, Array p_arguments) {
|
|
|
|
Map<StringName, native_call_cb>::Element *E = GDNativeCallRegistry::singleton->native_calls.find(p_native_call_type);
|
|
if (!E) {
|
|
ERR_PRINT((String("No handler for native call type \"" + p_native_call_type) + "\" found").utf8().get_data());
|
|
return Variant();
|
|
}
|
|
|
|
String procedure_name = p_procedure_name;
|
|
godot_variant result = E->get()(native_handle, (godot_string *)&procedure_name, (godot_array *)&p_arguments);
|
|
|
|
return *(Variant *)&result;
|
|
}
|
|
|
|
void GDNative::call_native_raw(StringName p_raw_call_type, StringName p_procedure_name, void *data, int num_args, void **args, void *r_return) {
|
|
|
|
Map<StringName, native_raw_call_cb>::Element *E = GDNativeCallRegistry::singleton->native_raw_calls.find(p_raw_call_type);
|
|
if (!E) {
|
|
ERR_PRINT((String("No handler for native raw call type \"" + p_raw_call_type) + "\" found").utf8().get_data());
|
|
return;
|
|
}
|
|
|
|
String procedure_name = p_procedure_name;
|
|
E->get()(native_handle, (godot_string *)&procedure_name, data, num_args, args, r_return);
|
|
}
|