mirror of
				https://github.com/RGBCube/serenity
				synced 2025-10-31 15:52:43 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			66 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			66 lines
		
	
	
	
		
			2.4 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
 | |
|  *
 | |
|  * SPDX-License-Identifier: BSD-2-Clause
 | |
|  */
 | |
| 
 | |
| #include <AK/ScopeGuard.h>
 | |
| #include <LibJS/Runtime/Array.h>
 | |
| #include <LibJS/Runtime/ArrayBuffer.h>
 | |
| #include <LibJS/Runtime/BigInt.h>
 | |
| #include <LibJS/Runtime/TypedArray.h>
 | |
| #include <LibWasm/AbstractMachine/Interpreter.h>
 | |
| #include <LibWeb/Bindings/WindowObject.h>
 | |
| #include <LibWeb/WebAssembly/WebAssemblyInstanceObject.h>
 | |
| #include <LibWeb/WebAssembly/WebAssemblyMemoryPrototype.h>
 | |
| #include <LibWeb/WebAssembly/WebAssemblyObject.h>
 | |
| 
 | |
| namespace Web::Bindings {
 | |
| 
 | |
| WebAssemblyInstanceObject::WebAssemblyInstanceObject(JS::GlobalObject& global_object, size_t index)
 | |
|     : Object(static_cast<Web::Bindings::WindowObject&>(global_object).ensure_web_prototype<WebAssemblyInstancePrototype>("WebAssemblyInstancePrototype"))
 | |
|     , m_index(index)
 | |
| {
 | |
| }
 | |
| 
 | |
| void WebAssemblyInstanceObject::initialize(JS::GlobalObject& global_object)
 | |
| {
 | |
|     Object::initialize(global_object);
 | |
| 
 | |
|     VERIFY(!m_exports_object);
 | |
|     m_exports_object = create(global_object, nullptr);
 | |
|     auto& instance = this->instance();
 | |
|     auto& cache = this->cache();
 | |
|     for (auto& export_ : instance.exports()) {
 | |
|         export_.value().visit(
 | |
|             [&](const Wasm::FunctionAddress& address) {
 | |
|                 auto object = cache.function_instances.get(address);
 | |
|                 if (!object.has_value()) {
 | |
|                     object = create_native_function(global_object, address, export_.name());
 | |
|                     cache.function_instances.set(address, *object);
 | |
|                 }
 | |
|                 m_exports_object->define_direct_property(export_.name(), *object, JS::default_attributes);
 | |
|             },
 | |
|             [&](const Wasm::MemoryAddress& address) {
 | |
|                 auto object = cache.memory_instances.get(address);
 | |
|                 if (!object.has_value()) {
 | |
|                     object = heap().allocate<Web::Bindings::WebAssemblyMemoryObject>(global_object, global_object, address);
 | |
|                     cache.memory_instances.set(address, *object);
 | |
|                 }
 | |
|                 m_exports_object->define_direct_property(export_.name(), *object, JS::default_attributes);
 | |
|             },
 | |
|             [&](const auto&) {
 | |
|                 // FIXME: Implement other exports!
 | |
|             });
 | |
|     }
 | |
| 
 | |
|     MUST(m_exports_object->set_integrity_level(IntegrityLevel::Frozen));
 | |
| }
 | |
| 
 | |
| void WebAssemblyInstanceObject::visit_edges(Visitor& visitor)
 | |
| {
 | |
|     Base::visit_edges(visitor);
 | |
|     visitor.visit(m_exports_object);
 | |
| }
 | |
| 
 | |
| }
 | 
