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/*
* Copyright (C) 2009 Google Inc. All rights reserved.
* Copyright (C) 2016 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:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * 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.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
* OWNER OR 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 "MessagePort.h"
#include "WorkerGlobalScope.h"
namespace JSC {
class CallFrame;
class JSObject;
class JSValue;
}
namespace WebCore {
class ContentSecurityPolicyResponseHeaders;
class DedicatedWorkerThread;
class JSRTCRtpScriptTransformerConstructor;
class RTCRtpScriptTransformer;
class RequestAnimationFrameCallback;
class SerializedScriptValue;
struct StructuredSerializeOptions;
#if ENABLE(NOTIFICATIONS)
class WorkerNotificationClient;
#endif
#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
class WorkerAnimationController;
using CallbackId = int;
#endif
using TransferredMessagePort = std::pair<WebCore::MessagePortIdentifier, WebCore::MessagePortIdentifier>;
class DedicatedWorkerGlobalScope final : public WorkerGlobalScope {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(DedicatedWorkerGlobalScope);
public:
static Ref<DedicatedWorkerGlobalScope> create(const WorkerParameters&, Ref<SecurityOrigin>&&, DedicatedWorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*, std::unique_ptr<WorkerClient>&&);
virtual ~DedicatedWorkerGlobalScope();
const String& name() const { return m_name; }
ExceptionOr<void> postMessage(JSC::JSGlobalObject&, JSC::JSValue message, StructuredSerializeOptions&&);
DedicatedWorkerThread& thread();
#if ENABLE(NOTIFICATIONS)
NotificationClient* notificationClient() final;
#endif
#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
CallbackId requestAnimationFrame(Ref<RequestAnimationFrameCallback>&&);
void cancelAnimationFrame(CallbackId);
#endif
#if ENABLE(WEB_RTC)
RefPtr<RTCRtpScriptTransformer> createRTCRtpScriptTransformer(MessageWithMessagePorts&&);
#endif
FetchOptions::Destination destination() const final { return FetchOptions::Destination::Worker; }
private:
using Base = WorkerGlobalScope;
DedicatedWorkerGlobalScope(const WorkerParameters&, Ref<SecurityOrigin>&&, DedicatedWorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*, std::unique_ptr<WorkerClient>&&);
Type type() const final { return Type::DedicatedWorker; }
enum EventTargetInterfaceType eventTargetInterface() const final;
void prepareForDestruction() final;
String m_name;
#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
RefPtr<WorkerAnimationController> m_workerAnimationController;
#endif
#if ENABLE(NOTIFICATIONS)
RefPtr<WorkerNotificationClient> m_notificationClient;
#endif
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::DedicatedWorkerGlobalScope)
static bool isType(const WebCore::ScriptExecutionContext& context)
{
auto* global = dynamicDowncast<WebCore::WorkerGlobalScope>(context);
return global && global->type() == WebCore::WorkerGlobalScope::Type::DedicatedWorker;
}
static bool isType(const WebCore::WorkerGlobalScope& context) { return context.type() == WebCore::WorkerGlobalScope::Type::DedicatedWorker; }
SPECIALIZE_TYPE_TRAITS_END()
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