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https://github.com/RGBCube/serenity
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LibWeb: Add the SubtleCrypto interface
Just some boilerplate code to get started :^) This adds both the SubtleCrypto constructor to the window object, as well as the crypto.subtle instance attribute.
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8 changed files with 57 additions and 2 deletions
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@ -8,9 +8,15 @@
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#include <LibJS/Runtime/TypedArray.h>
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#include <LibWeb/Bindings/Wrapper.h>
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#include <LibWeb/Crypto/Crypto.h>
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#include <LibWeb/Crypto/SubtleCrypto.h>
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namespace Web::Crypto {
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Crypto::Crypto()
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: m_subtle(SubtleCrypto::create())
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{
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}
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DOM::ExceptionOr<JS::Value> Crypto::get_random_values(JS::Value array) const
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{
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// 1. If array is not an Int8Array, Uint8Array, Uint8ClampedArray, Int16Array, Uint16Array, Int32Array, Uint32Array, BigInt64Array, or BigUint64Array, then throw a TypeMismatchError and terminate the algorithm.
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#include <LibJS/Runtime/Value.h>
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#include <LibWeb/Bindings/Wrappable.h>
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#include <LibWeb/Crypto/SubtleCrypto.h>
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#include <LibWeb/DOM/ExceptionOr.h>
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namespace Web::Crypto {
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return adopt_ref(*new Crypto());
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}
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NonnullRefPtr<SubtleCrypto> subtle() const { return m_subtle; }
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DOM::ExceptionOr<JS::Value> get_random_values(JS::Value array) const;
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private:
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Crypto() = default;
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Crypto();
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NonnullRefPtr<SubtleCrypto> m_subtle;
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};
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}
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[Exposed=(Window,Worker)]
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interface Crypto {
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// TODO: [SecureContext] readonly attribute SubtleCrypto subtle;
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[SecureContext] readonly attribute SubtleCrypto subtle;
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// FIXME: the argument and the return value should be of type ArrayBufferView
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any getRandomValues(any array);
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34
Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h
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34
Userland/Libraries/LibWeb/Crypto/SubtleCrypto.h
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/*
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* Copyright (c) 2021, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <LibWeb/Bindings/Wrappable.h>
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namespace Web::Crypto {
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class SubtleCrypto
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: public Bindings::Wrappable
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, public RefCounted<SubtleCrypto> {
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public:
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using WrapperType = Bindings::SubtleCryptoWrapper;
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static NonnullRefPtr<SubtleCrypto> create()
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{
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return adopt_ref(*new SubtleCrypto());
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}
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private:
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SubtleCrypto() = default;
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};
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}
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namespace Web::Bindings {
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SubtleCryptoWrapper* wrap(JS::GlobalObject&, Crypto::SubtleCrypto&);
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}
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3
Userland/Libraries/LibWeb/Crypto/SubtleCrypto.idl
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3
Userland/Libraries/LibWeb/Crypto/SubtleCrypto.idl
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[SecureContext,Exposed=(Window,Worker)]
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interface SubtleCrypto {
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};
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