| /* |
| * Copyright (C) 2022 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 |
| |
| #include <WebCore/SharedWorkerIdentifier.h> |
| #include <WebCore/SharedWorkerKey.h> |
| #include <WebCore/SharedWorkerObjectIdentifier.h> |
| #include <WebCore/TransferredMessagePort.h> |
| #include <WebCore/WorkerFetchResult.h> |
| #include <WebCore/WorkerInitializationData.h> |
| #include <WebCore/WorkerOptions.h> |
| #include <wtf/ListHashSet.h> |
| #include <wtf/WeakPtr.h> |
| |
| namespace WebCore { |
| class RegistrableDomain; |
| } |
| |
| namespace WebKit { |
| |
| class WebSharedWorkerServer; |
| class WebSharedWorkerServerToContextConnection; |
| |
| class WebSharedWorker : public CanMakeWeakPtr<WebSharedWorker> { |
| WTF_MAKE_FAST_ALLOCATED; |
| public: |
| WebSharedWorker(WebSharedWorkerServer&, const WebCore::SharedWorkerKey&, const WebCore::WorkerOptions&); |
| ~WebSharedWorker(); |
| |
| static WebSharedWorker* fromIdentifier(WebCore::SharedWorkerIdentifier); |
| |
| WebCore::SharedWorkerIdentifier identifier() const { return m_identifier; } |
| const WebCore::SharedWorkerKey& key() const { return m_key; } |
| const WebCore::WorkerOptions& workerOptions() const { return m_workerOptions; } |
| const WebCore::ClientOrigin& origin() const { return m_key.origin; } |
| const URL& url() const { return m_key.url; } |
| WebCore::RegistrableDomain registrableDomain() const; |
| WebSharedWorkerServerToContextConnection* contextConnection() const; |
| |
| void addSharedWorkerObject(WebCore::SharedWorkerObjectIdentifier, const WebCore::TransferredMessagePort&); |
| void removeSharedWorkerObject(WebCore::SharedWorkerObjectIdentifier); |
| void suspend(WebCore::SharedWorkerObjectIdentifier); |
| void resume(WebCore::SharedWorkerObjectIdentifier); |
| unsigned sharedWorkerObjectsCount() const { return m_sharedWorkerObjects.size(); } |
| void forEachSharedWorkerObject(const Function<void(WebCore::SharedWorkerObjectIdentifier, const WebCore::TransferredMessagePort&)>&) const; |
| std::optional<WebCore::ProcessIdentifier> firstSharedWorkerObjectProcess() const; |
| |
| void didCreateContextConnection(WebSharedWorkerServerToContextConnection&); |
| |
| bool isRunning() const { return m_isRunning; } |
| void markAsRunning() { m_isRunning = true; } |
| |
| const WebCore::WorkerInitializationData& initializationData() const { return m_initializationData; } |
| void setInitializationData(WebCore::WorkerInitializationData&& initializationData) { m_initializationData = WTFMove(initializationData); } |
| |
| const WebCore::WorkerFetchResult& fetchResult() const { return m_fetchResult; } |
| void setFetchResult(WebCore::WorkerFetchResult&&); |
| bool didFinishFetching() const { return !!m_fetchResult.script; } |
| |
| void launch(WebSharedWorkerServerToContextConnection&); |
| |
| struct SharedWorkerObjectState { |
| bool isSuspended { false }; |
| WebCore::TransferredMessagePort port; |
| }; |
| |
| struct Object { |
| WebCore::SharedWorkerObjectIdentifier identifier; |
| SharedWorkerObjectState state; |
| }; |
| |
| private: |
| WebSharedWorker(WebSharedWorker&&) = delete; |
| WebSharedWorker& operator=(WebSharedWorker&&) = delete; |
| WebSharedWorker(const WebSharedWorker&) = delete; |
| WebSharedWorker& operator=(const WebSharedWorker&) = delete; |
| |
| void suspendIfNeeded(); |
| void resumeIfNeeded(); |
| |
| WebSharedWorkerServer& m_server; |
| WebCore::SharedWorkerIdentifier m_identifier; |
| WebCore::SharedWorkerKey m_key; |
| WebCore::WorkerOptions m_workerOptions; |
| ListHashSet<Object> m_sharedWorkerObjects; |
| WebCore::WorkerFetchResult m_fetchResult; |
| WebCore::WorkerInitializationData m_initializationData; |
| bool m_isRunning { false }; |
| bool m_isSuspended { false }; |
| }; |
| |
| } // namespace WebKit |
| |
| namespace WTF { |
| |
| struct WebSharedWorkerObjectHash { |
| static unsigned hash(const WebKit::WebSharedWorker::Object& object) { return DefaultHash<WebCore::SharedWorkerObjectIdentifier>::hash(object.identifier); } |
| static bool equal(const WebKit::WebSharedWorker::Object& a, const WebKit::WebSharedWorker::Object& b) { return a.identifier == b.identifier; } |
| static constexpr bool safeToCompareToEmptyOrDeleted = true; |
| }; |
| |
| template<> struct HashTraits<WebKit::WebSharedWorker::Object> : SimpleClassHashTraits<WebSharedWorkerObjectHash> { }; |
| template<> struct DefaultHash<WebKit::WebSharedWorker::Object> : WebSharedWorkerObjectHash { }; |
| |
| } // namespace WTF |