mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 20:32:44 +00:00
113 lines
3.5 KiB
C++
113 lines
3.5 KiB
C++
/*
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* Copyright (c) 2023, stelar7 <dudedbz@gmail.com>
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* Copyright (c) 2024, Andrew Kaster <akaster@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <AK/Memory.h>
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#include <LibJS/Runtime/Array.h>
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/Crypto/CryptoKey.h>
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namespace Web::Crypto {
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JS_DEFINE_ALLOCATOR(CryptoKey);
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JS_DEFINE_ALLOCATOR(CryptoKeyPair);
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JS::NonnullGCPtr<CryptoKey> CryptoKey::create(JS::Realm& realm, InternalKeyData key_data)
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{
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return realm.heap().allocate<CryptoKey>(realm, realm, move(key_data));
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}
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CryptoKey::CryptoKey(JS::Realm& realm, InternalKeyData key_data)
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: PlatformObject(realm)
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, m_algorithm(Object::create(realm, nullptr))
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, m_usages(Object::create(realm, nullptr))
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, m_key_data(move(key_data))
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{
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}
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CryptoKey::~CryptoKey()
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{
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m_key_data.visit(
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[](ByteBuffer& data) { secure_zero(data.data(), data.size()); },
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[](auto& data) { secure_zero(reinterpret_cast<u8*>(&data), sizeof(data)); });
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}
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void CryptoKey::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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set_prototype(&Bindings::ensure_web_prototype<Bindings::CryptoKeyPrototype>(realm, "CryptoKey"_fly_string));
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}
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void CryptoKey::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_algorithm);
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visitor.visit(m_usages);
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}
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void CryptoKey::set_usages(Vector<Bindings::KeyUsage> usages)
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{
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m_key_usages = move(usages);
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auto& realm = this->realm();
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m_usages = JS::Array::create_from<Bindings::KeyUsage>(realm, m_key_usages.span(), [&](auto& key_usage) -> JS::Value {
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return JS::PrimitiveString::create(realm.vm(), Bindings::idl_enum_to_string(key_usage));
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});
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}
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JS::NonnullGCPtr<CryptoKeyPair> CryptoKeyPair::create(JS::Realm& realm, JS::NonnullGCPtr<CryptoKey> public_key, JS::NonnullGCPtr<CryptoKey> private_key)
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{
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return realm.heap().allocate<CryptoKeyPair>(realm, realm, public_key, private_key);
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}
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CryptoKeyPair::CryptoKeyPair(JS::Realm& realm, JS::NonnullGCPtr<CryptoKey> public_key, JS::NonnullGCPtr<CryptoKey> private_key)
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: Object(ConstructWithPrototypeTag::Tag, realm.intrinsics().object_prototype())
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, m_public_key(public_key)
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, m_private_key(private_key)
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{
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}
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void CryptoKeyPair::initialize(JS::Realm& realm)
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{
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define_native_accessor(realm, "publicKey", public_key_getter, {}, JS::Attribute::Enumerable | JS::Attribute::Configurable);
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define_native_accessor(realm, "privateKey", private_key_getter, {}, JS::Attribute::Enumerable | JS::Attribute::Configurable);
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Base::initialize(realm);
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}
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void CryptoKeyPair::visit_edges(Visitor& visitor)
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{
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Base::visit_edges(visitor);
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visitor.visit(m_public_key);
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visitor.visit(m_private_key);
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}
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static JS::ThrowCompletionOr<CryptoKeyPair*> impl_from(JS::VM& vm)
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{
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auto this_value = vm.this_value();
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JS::Object* this_object = nullptr;
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if (this_value.is_nullish())
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this_object = &vm.current_realm()->global_object();
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else
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this_object = TRY(this_value.to_object(vm));
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if (!is<CryptoKeyPair>(this_object))
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return vm.throw_completion<JS::TypeError>(JS::ErrorType::NotAnObjectOfType, "CryptoKeyPair");
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return static_cast<CryptoKeyPair*>(this_object);
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}
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JS_DEFINE_NATIVE_FUNCTION(CryptoKeyPair::public_key_getter)
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{
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auto* impl = TRY(impl_from(vm));
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return TRY(Bindings::throw_dom_exception_if_needed(vm, [&] { return impl->public_key(); }));
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}
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JS_DEFINE_NATIVE_FUNCTION(CryptoKeyPair::private_key_getter)
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{
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auto* impl = TRY(impl_from(vm));
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return TRY(Bindings::throw_dom_exception_if_needed(vm, [&] { return impl->private_key(); }));
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}
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}
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