79 lines
3.5 KiB
C++
79 lines
3.5 KiB
C++
/*************************************************************************/
|
|
/* gd_mono_wasm_m2n.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2022 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_wasm_m2n.h"
|
|
|
|
#ifdef JAVASCRIPT_ENABLED
|
|
|
|
#include "core/oa_hash_map.h"
|
|
|
|
typedef mono_bool (*GodotMonoM2nIcallTrampolineDispatch)(const char *cookie, void *target_func, Mono_InterpMethodArguments *margs);
|
|
|
|
// This extern function is implemented in our patched version of Mono
|
|
MONO_API void godot_mono_register_m2n_icall_trampoline_dispatch_hook(GodotMonoM2nIcallTrampolineDispatch hook);
|
|
|
|
namespace GDMonoWasmM2n {
|
|
|
|
struct HashMapCookieComparator {
|
|
static bool compare(const char *p_lhs, const char *p_rhs) {
|
|
return strcmp(p_lhs, p_rhs) == 0;
|
|
}
|
|
};
|
|
|
|
// The default hasher supports 'const char *' C Strings, but we need a custom comparator
|
|
OAHashMap<const char *, TrampolineFunc, HashMapHasherDefault, HashMapCookieComparator> trampolines;
|
|
|
|
void set_trampoline(const char *cookies, GDMonoWasmM2n::TrampolineFunc trampoline_func) {
|
|
trampolines.set(cookies, trampoline_func);
|
|
}
|
|
|
|
mono_bool trampoline_dispatch_hook(const char *cookie, void *target_func, Mono_InterpMethodArguments *margs) {
|
|
TrampolineFunc trampoline_func;
|
|
|
|
if (!trampolines.lookup(cookie, trampoline_func)) {
|
|
return false;
|
|
}
|
|
|
|
(*trampoline_func)(target_func, margs);
|
|
return true;
|
|
}
|
|
|
|
bool initialized = false;
|
|
|
|
void lazy_initialize() {
|
|
// Doesn't need to be thread safe
|
|
if (!initialized) {
|
|
initialized = true;
|
|
godot_mono_register_m2n_icall_trampoline_dispatch_hook(&trampoline_dispatch_hook);
|
|
}
|
|
}
|
|
} // namespace GDMonoWasmM2n
|
|
|
|
#endif
|