ladybird/Libraries/LibWeb/WebAssembly/Module.cpp

48 lines
1.6 KiB
C++

/*
* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Runtime/Realm.h>
#include <LibJS/Runtime/VM.h>
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/ModulePrototype.h>
#include <LibWeb/WebAssembly/Module.h>
#include <LibWeb/WebAssembly/WebAssembly.h>
#include <LibWeb/WebIDL/AbstractOperations.h>
#include <LibWeb/WebIDL/Buffers.h>
namespace Web::WebAssembly {
JS_DEFINE_ALLOCATOR(Module);
WebIDL::ExceptionOr<JS::NonnullGCPtr<Module>> Module::construct_impl(JS::Realm& realm, JS::Handle<WebIDL::BufferSource>& bytes)
{
auto& vm = realm.vm();
auto stable_bytes_or_error = WebIDL::get_buffer_source_copy(bytes->raw_object());
if (stable_bytes_or_error.is_error()) {
VERIFY(stable_bytes_or_error.error().code() == ENOMEM);
return vm.throw_completion<JS::InternalError>(vm.error_message(JS::VM::ErrorMessage::OutOfMemory));
}
auto stable_bytes = stable_bytes_or_error.release_value();
auto compiled_module = TRY(Detail::compile_a_webassembly_module(vm, move(stable_bytes)));
return vm.heap().allocate<Module>(realm, realm, move(compiled_module));
}
Module::Module(JS::Realm& realm, NonnullRefPtr<Detail::CompiledWebAssemblyModule> compiled_module)
: Bindings::PlatformObject(realm)
, m_compiled_module(move(compiled_module))
{
}
void Module::initialize(JS::Realm& realm)
{
Base::initialize(realm);
WEB_SET_PROTOTYPE_FOR_INTERFACE_WITH_CUSTOM_NAME(Module, WebAssembly.Module);
}
}