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/*
* Copyright (C) 2018-2021 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#if ENABLE(WEB_AUTHN)
#include "MessageReceiver.h"
#include <WebCore/CredentialRequestOptions.h>
#include <WebCore/FrameIdentifier.h>
#include <WebCore/MediationRequirement.h>
#include <wtf/CompletionHandler.h>
#include <wtf/Forward.h>
#include <wtf/MonotonicTime.h>
#include <wtf/Noncopyable.h>
#include <wtf/TZoneMalloc.h>
#if HAVE(WEB_AUTHN_AS_MODERN)
OBJC_CLASS _WKASDelegate;
OBJC_CLASS NSArray;
OBJC_CLASS NSString;
OBJC_CLASS ASAuthorization;
OBJC_CLASS ASAuthorizationController;
typedef NSString *ASAuthorizationPublicKeyCredentialUserVerificationPreference;
typedef NSString *ASAuthorizationPublicKeyCredentialAttestationKind;
#endif
namespace WebCore {
enum class AuthenticatorAttachment : uint8_t;
struct ExceptionData;
struct PublicKeyCredentialCreationOptions;
struct AuthenticatorResponseData;
struct PublicKeyCredentialRequestOptions;
class SecurityOriginData;
}
#if HAVE(UNIFIED_ASC_AUTH_UI)
OBJC_CLASS ASCAuthorizationRemotePresenter;
OBJC_CLASS ASCCredentialRequestContext;
OBJC_CLASS ASCAgentProxy;
#endif
namespace WebKit {
class WebPageProxy;
struct FrameInfoData;
struct SharedPreferencesForWebProcess;
struct WebAuthenticationRequestData;
struct AutofillEvent {
MonotonicTime time;
String username;
URL url;
};
using CapabilitiesCompletionHandler = CompletionHandler<void(Vector<KeyValuePair<String, bool>>&&)>;
using RequestCompletionHandler = CompletionHandler<void(const WebCore::AuthenticatorResponseData&, WebCore::AuthenticatorAttachment, const WebCore::ExceptionData&)>;
class WebAuthenticatorCoordinatorProxy : public IPC::MessageReceiver, public RefCounted<WebAuthenticatorCoordinatorProxy> {
WTF_MAKE_TZONE_ALLOCATED(WebAuthenticatorCoordinatorProxy);
WTF_MAKE_NONCOPYABLE(WebAuthenticatorCoordinatorProxy);
public:
static Ref<WebAuthenticatorCoordinatorProxy> create(WebPageProxy&);
~WebAuthenticatorCoordinatorProxy();
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
std::optional<SharedPreferencesForWebProcess> sharedPreferencesForWebProcess() const;
#if HAVE(WEB_AUTHN_AS_MODERN)
static WeakPtr<WebAuthenticatorCoordinatorProxy>& activeConditionalMediationProxy();
void pauseConditionalAssertion(CompletionHandler<void()>&&);
void unpauseConditionalAssertion();
void makeActiveConditionalAssertion();
void recordAutofill(const String& username, const URL&);
#endif
private:
explicit WebAuthenticatorCoordinatorProxy(WebPageProxy&);
using QueryCompletionHandler = CompletionHandler<void(bool)>;
// IPC::MessageReceiver.
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) override;
// Receivers.
void makeCredential(WebCore::FrameIdentifier, FrameInfoData&&, WebCore::PublicKeyCredentialCreationOptions&&, WebCore::MediationRequirement, RequestCompletionHandler&&);
void getAssertion(WebCore::FrameIdentifier, FrameInfoData&&, WebCore::PublicKeyCredentialRequestOptions&&, WebCore::MediationRequirement, std::optional<WebCore::SecurityOriginData>, RequestCompletionHandler&&);
void isUserVerifyingPlatformAuthenticatorAvailable(const WebCore::SecurityOriginData&, QueryCompletionHandler&&);
void isConditionalMediationAvailable(const WebCore::SecurityOriginData&, QueryCompletionHandler&&);
void getClientCapabilities(const WebCore::SecurityOriginData&, CapabilitiesCompletionHandler&&);
void cancel(CompletionHandler<void()>&&);
void handleRequest(WebAuthenticationRequestData&&, RequestCompletionHandler&&);
WeakPtr<WebPageProxy> m_webPageProxy;
#if HAVE(UNIFIED_ASC_AUTH_UI) || HAVE(WEB_AUTHN_AS_MODERN)
bool isASCAvailable();
#endif
#if HAVE(WEB_AUTHN_AS_MODERN)
RetainPtr<ASAuthorizationController> constructASController(const WebAuthenticationRequestData&);
RetainPtr<NSArray> requestsForRegistration(const WebCore::PublicKeyCredentialCreationOptions&, const WebCore::SecurityOriginData& callerOrigin);
RetainPtr<NSArray> requestsForAssertion(const WebCore::PublicKeyCredentialRequestOptions&, const WebCore::SecurityOriginData& callerOrigin, const std::optional<WebCore::SecurityOriginData>& parentOrigin);
bool removeMatchingAutofillEventForUsername(const String&, const WebCore::SecurityOriginData&);
void removeExpiredAutofillEvents();
#endif
void performRequest(WebAuthenticationRequestData&&, RequestCompletionHandler&&);
#if HAVE(UNIFIED_ASC_AUTH_UI)
RetainPtr<ASCCredentialRequestContext> contextForRequest(WebAuthenticationRequestData&&);
void performRequestLegacy(RetainPtr<ASCCredentialRequestContext>, RequestCompletionHandler&&);
#endif
#if HAVE(WEB_AUTHN_AS_MODERN)
RequestCompletionHandler m_completionHandler;
RetainPtr<_WKASDelegate> m_delegate;
RetainPtr<ASAuthorizationController> m_controller;
bool m_paused { false };
bool m_isConditionalMediation { false };
Vector<AutofillEvent> m_recentAutofills;
#endif
#if HAVE(UNIFIED_ASC_AUTH_UI)
RetainPtr<ASCAuthorizationRemotePresenter> m_presenter;
RetainPtr<ASCAgentProxy> m_proxy;
#endif // HAVE(UNIFIED_ASC_AUTH_UI)
CompletionHandler<void()> m_cancelHandler;
};
} // namespace WebKit
#endif // ENABLE(WEB_AUTHN)
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