mirror of
https://github.com/LadybirdBrowser/ladybird.git
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265 lines
9.1 KiB
C++
265 lines
9.1 KiB
C++
/*
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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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#pragma once
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#include <AK/EnumBits.h>
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#include <AK/String.h>
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#include <LibCrypto/BigInt/UnsignedBigInteger.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Heap/GCPtr.h>
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#include <LibWeb/Bindings/SubtleCryptoPrototype.h>
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#include <LibWeb/Crypto/CryptoBindings.h>
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#include <LibWeb/Crypto/CryptoKey.h>
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#include <LibWeb/WebIDL/Buffers.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::Crypto {
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using AlgorithmIdentifier = Variant<JS::Handle<JS::Object>, String>;
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using HashAlgorithmIdentifier = AlgorithmIdentifier;
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using NamedCurve = String;
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using KeyDataType = Variant<JS::Handle<WebIDL::BufferSource>, Bindings::JsonWebKey>;
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// https://w3c.github.io/webcrypto/#algorithm-overview
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struct AlgorithmParams {
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virtual ~AlgorithmParams();
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explicit AlgorithmParams(String name)
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: name(move(name))
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{
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}
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String name;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#pbkdf2-params
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struct PBKDF2Params : public AlgorithmParams {
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virtual ~PBKDF2Params() override;
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PBKDF2Params(String name, ByteBuffer salt, u32 iterations, HashAlgorithmIdentifier hash)
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: AlgorithmParams(move(name))
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, salt(move(salt))
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, iterations(iterations)
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, hash(move(hash))
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{
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}
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ByteBuffer salt;
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u32 iterations;
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HashAlgorithmIdentifier hash;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-RsaKeyGenParams
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struct RsaKeyGenParams : public AlgorithmParams {
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virtual ~RsaKeyGenParams() override;
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RsaKeyGenParams(String name, u32 modulus_length, ::Crypto::UnsignedBigInteger public_exponent)
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: AlgorithmParams(move(name))
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, modulus_length(modulus_length)
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, public_exponent(move(public_exponent))
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{
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}
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u32 modulus_length;
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// NOTE that the raw data is going to be in Big Endian u8[] format
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::Crypto::UnsignedBigInteger public_exponent;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-RsaHashedKeyGenParams
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struct RsaHashedKeyGenParams : public RsaKeyGenParams {
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virtual ~RsaHashedKeyGenParams() override;
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RsaHashedKeyGenParams(String name, u32 modulus_length, ::Crypto::UnsignedBigInteger public_exponent, HashAlgorithmIdentifier hash)
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: RsaKeyGenParams(move(name), modulus_length, move(public_exponent))
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, hash(move(hash))
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{
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}
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HashAlgorithmIdentifier hash;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-RsaHashedImportParams
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struct RsaHashedImportParams : public AlgorithmParams {
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virtual ~RsaHashedImportParams() override;
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RsaHashedImportParams(String name, HashAlgorithmIdentifier hash)
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: AlgorithmParams(move(name))
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, hash(move(hash))
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{
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}
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HashAlgorithmIdentifier hash;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-RsaOaepParams
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struct RsaOaepParams : public AlgorithmParams {
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virtual ~RsaOaepParams() override;
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RsaOaepParams(String name, ByteBuffer label)
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: AlgorithmParams(move(name))
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, label(move(label))
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{
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}
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ByteBuffer label;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-EcdsaParams
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struct EcdsaParams : public AlgorithmParams {
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virtual ~EcdsaParams() override;
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EcdsaParams(String name, HashAlgorithmIdentifier hash)
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: AlgorithmParams(move(name))
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, hash(move(hash))
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{
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}
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HashAlgorithmIdentifier hash;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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// https://w3c.github.io/webcrypto/#dfn-EcKeyGenParams
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struct EcKeyGenParams : public AlgorithmParams {
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virtual ~EcKeyGenParams() override;
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EcKeyGenParams(String name, NamedCurve named_curve)
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: AlgorithmParams(move(name))
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, named_curve(move(named_curve))
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{
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}
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NamedCurve named_curve;
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static JS::ThrowCompletionOr<NonnullOwnPtr<AlgorithmParams>> from_value(JS::VM&, JS::Value);
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};
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class AlgorithmMethods {
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public:
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virtual ~AlgorithmMethods();
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> encrypt(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "encrypt is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> decrypt(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "decrypt is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> sign(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "sign is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> digest(AlgorithmParams const&, ByteBuffer const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "digest is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<CryptoKey>> import_key(AlgorithmParams const&, Bindings::KeyFormat, CryptoKey::InternalKeyData, bool, Vector<Bindings::KeyUsage> const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "importKey is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<Variant<JS::NonnullGCPtr<CryptoKey>, JS::NonnullGCPtr<CryptoKeyPair>>> generate_key(AlgorithmParams const&, bool, Vector<Bindings::KeyUsage> const&)
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{
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return WebIDL::NotSupportedError::create(m_realm, "generateKey is not supported"_fly_string);
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}
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Object>> export_key(Bindings::KeyFormat, JS::NonnullGCPtr<CryptoKey>)
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{
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return WebIDL::NotSupportedError::create(m_realm, "exportKey is not supported"_fly_string);
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}
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static NonnullOwnPtr<AlgorithmMethods> create(JS::Realm& realm) { return adopt_own(*new AlgorithmMethods(realm)); }
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protected:
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explicit AlgorithmMethods(JS::Realm& realm)
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: m_realm(realm)
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{
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}
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JS::Realm& m_realm;
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};
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class RSAOAEP : public AlgorithmMethods {
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public:
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> encrypt(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&) override;
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> decrypt(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&) override;
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virtual WebIDL::ExceptionOr<Variant<JS::NonnullGCPtr<CryptoKey>, JS::NonnullGCPtr<CryptoKeyPair>>> generate_key(AlgorithmParams const&, bool, Vector<Bindings::KeyUsage> const&) override;
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<CryptoKey>> import_key(AlgorithmParams const&, Bindings::KeyFormat, CryptoKey::InternalKeyData, bool, Vector<Bindings::KeyUsage> const&) override;
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Object>> export_key(Bindings::KeyFormat, JS::NonnullGCPtr<CryptoKey>) override;
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static NonnullOwnPtr<AlgorithmMethods> create(JS::Realm& realm) { return adopt_own(*new RSAOAEP(realm)); }
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private:
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explicit RSAOAEP(JS::Realm& realm)
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: AlgorithmMethods(realm)
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{
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}
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};
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class PBKDF2 : public AlgorithmMethods {
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public:
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<CryptoKey>> import_key(AlgorithmParams const&, Bindings::KeyFormat, CryptoKey::InternalKeyData, bool, Vector<Bindings::KeyUsage> const&) override;
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static NonnullOwnPtr<AlgorithmMethods> create(JS::Realm& realm) { return adopt_own(*new PBKDF2(realm)); }
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private:
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explicit PBKDF2(JS::Realm& realm)
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: AlgorithmMethods(realm)
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{
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}
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};
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class SHA : public AlgorithmMethods {
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public:
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> digest(AlgorithmParams const&, ByteBuffer const&) override;
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static NonnullOwnPtr<AlgorithmMethods> create(JS::Realm& realm) { return adopt_own(*new SHA(realm)); }
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private:
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explicit SHA(JS::Realm& realm)
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: AlgorithmMethods(realm)
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{
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}
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};
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class ECDSA : public AlgorithmMethods {
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public:
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virtual WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::ArrayBuffer>> sign(AlgorithmParams const&, JS::NonnullGCPtr<CryptoKey>, ByteBuffer const&) override;
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virtual WebIDL::ExceptionOr<Variant<JS::NonnullGCPtr<CryptoKey>, JS::NonnullGCPtr<CryptoKeyPair>>> generate_key(AlgorithmParams const&, bool, Vector<Bindings::KeyUsage> const&) override;
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static NonnullOwnPtr<AlgorithmMethods> create(JS::Realm& realm) { return adopt_own(*new ECDSA(realm)); }
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private:
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explicit ECDSA(JS::Realm& realm)
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: AlgorithmMethods(realm)
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{
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}
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};
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ErrorOr<String> base64_url_uint_encode(::Crypto::UnsignedBigInteger);
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WebIDL::ExceptionOr<::Crypto::UnsignedBigInteger> base64_url_uint_decode(JS::Realm&, String const& base64_url_string);
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}
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