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/*
* Copyright (C) 2021-2022 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 "ClientOrigin.h"
#include "SharedWorkerIdentifier.h"
#include "WorkerBadgeProxy.h"
#include "WorkerDebuggerProxy.h"
#include "WorkerLoaderProxy.h"
#include "WorkerObjectProxy.h"
#include "WorkerOptions.h"
#include <wtf/CheckedPtr.h>
#include <wtf/WeakPtr.h>
namespace WebCore {
class CacheStorageProvider;
class Page;
class SharedWorker;
class SharedWorkerThread;
struct WorkerFetchResult;
struct WorkerInitializationData;
class SharedWorkerThreadProxy final : public ThreadSafeRefCounted<SharedWorkerThreadProxy>, public WorkerObjectProxy, public WorkerLoaderProxy, public WorkerDebuggerProxy, public WorkerBadgeProxy, public CanMakeWeakPtr<SharedWorkerThreadProxy>, public CanMakeThreadSafeCheckedPtr<SharedWorkerThreadProxy> {
WTF_MAKE_FAST_ALLOCATED;
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(SharedWorkerThreadProxy);
public:
template<typename... Args> static Ref<SharedWorkerThreadProxy> create(Args&&... args) { return adoptRef(*new SharedWorkerThreadProxy(std::forward<Args>(args)...)); }
WEBCORE_EXPORT ~SharedWorkerThreadProxy();
static SharedWorkerThreadProxy* byIdentifier(ScriptExecutionContextIdentifier);
WEBCORE_EXPORT static bool hasInstances();
SharedWorkerIdentifier identifier() const;
SharedWorkerThread& thread() { return m_workerThread; }
bool isTerminatingOrTerminated() const { return m_isTerminatingOrTerminated; }
void setAsTerminatingOrTerminated() { m_isTerminatingOrTerminated = true; }
uint32_t checkedPtrCount() const { return CanMakeThreadSafeCheckedPtr<SharedWorkerThreadProxy>::checkedPtrCount(); }
uint32_t checkedPtrCountWithoutThreadCheck() const { return CanMakeThreadSafeCheckedPtr<SharedWorkerThreadProxy>::checkedPtrCountWithoutThreadCheck(); }
void incrementCheckedPtrCount() const { CanMakeThreadSafeCheckedPtr<SharedWorkerThreadProxy>::incrementCheckedPtrCount(); }
void decrementCheckedPtrCount() const { CanMakeThreadSafeCheckedPtr<SharedWorkerThreadProxy>::decrementCheckedPtrCount(); }
private:
WEBCORE_EXPORT SharedWorkerThreadProxy(Ref<Page>&&, SharedWorkerIdentifier, const ClientOrigin&, WorkerFetchResult&&, WorkerOptions&&, WorkerInitializationData&&, CacheStorageProvider&);
bool postTaskForModeToWorkerOrWorkletGlobalScope(ScriptExecutionContext::Task&&, const String& mode);
// WorkerObjectProxy.
void postExceptionToWorkerObject(const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL) final;
void reportErrorToWorkerObject(const String&) final;
void postMessageToWorkerObject(MessageWithMessagePorts&&) final { }
void workerGlobalScopeDestroyed() final { }
void workerGlobalScopeClosed() final;
// WorkerLoaderProxy.
RefPtr<CacheStorageConnection> createCacheStorageConnection() final;
RefPtr<RTCDataChannelRemoteHandlerConnection> createRTCDataChannelRemoteHandlerConnection() final;
void postTaskToLoader(ScriptExecutionContext::Task&&) final;
ScriptExecutionContextIdentifier loaderContextIdentifier() const final;
// WorkerDebuggerProxy.
void postMessageToDebugger(const String&) final;
void setResourceCachingDisabledByWebInspector(bool) final;
// WorkerBadgeProxy
void setAppBadge(std::optional<uint64_t>) final;
static void networkStateChanged(bool isOnLine);
void notifyNetworkStateChange(bool isOnline);
ReportingClient* reportingClient() const final;
Ref<Page> m_page;
Ref<Document> m_document;
ScriptExecutionContextIdentifier m_contextIdentifier;
Ref<SharedWorkerThread> m_workerThread;
CacheStorageProvider& m_cacheStorageProvider;
RefPtr<CacheStorageConnection> m_cacheStorageConnection;
bool m_isTerminatingOrTerminated { false };
ClientOrigin m_clientOrigin;
};
} // namespace WebCore
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