108 lines
4.2 KiB
C++
108 lines
4.2 KiB
C++
/*
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* Copyright (C) 2009 Google Inc. All rights reserved.
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* Copyright (C) 2016 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "MessagePort.h"
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#include "PostMessageOptions.h"
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#include "WorkerGlobalScope.h"
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namespace JSC {
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class CallFrame;
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class JSObject;
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class JSValue;
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}
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namespace WebCore {
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class ContentSecurityPolicyResponseHeaders;
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class DedicatedWorkerThread;
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class JSRTCRtpScriptTransformerConstructor;
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class RTCRtpScriptTransformer;
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class RequestAnimationFrameCallback;
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class SerializedScriptValue;
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#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
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class WorkerAnimationController;
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using CallbackId = int;
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#endif
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using TransferredMessagePort = std::pair<WebCore::MessagePortIdentifier, WebCore::MessagePortIdentifier>;
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class DedicatedWorkerGlobalScope final : public WorkerGlobalScope {
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WTF_MAKE_ISO_ALLOCATED(DedicatedWorkerGlobalScope);
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public:
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static Ref<DedicatedWorkerGlobalScope> create(const WorkerParameters&, Ref<SecurityOrigin>&&, DedicatedWorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*);
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virtual ~DedicatedWorkerGlobalScope();
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const String& name() const { return m_name; }
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ExceptionOr<void> postMessage(JSC::JSGlobalObject&, JSC::JSValue message, PostMessageOptions&&);
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DedicatedWorkerThread& thread();
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#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
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CallbackId requestAnimationFrame(Ref<RequestAnimationFrameCallback>&&);
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void cancelAnimationFrame(CallbackId);
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#endif
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#if ENABLE(WEB_RTC)
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RefPtr<RTCRtpScriptTransformer> createRTCRtpScriptTransformer(MessageWithMessagePorts&&);
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#endif
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FetchOptions::Destination destination() const final { return FetchOptions::Destination::Worker; }
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private:
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using Base = WorkerGlobalScope;
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DedicatedWorkerGlobalScope(const WorkerParameters&, Ref<SecurityOrigin>&&, DedicatedWorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*);
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bool isDedicatedWorkerGlobalScope() const final { return true; }
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ExceptionOr<void> importScripts(const Vector<String>& urls) final;
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EventTargetInterface eventTargetInterface() const final;
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void prepareForDestruction() final;
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String m_name;
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#if ENABLE(OFFSCREEN_CANVAS_IN_WORKERS)
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RefPtr<WorkerAnimationController> m_workerAnimationController;
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#endif
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};
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} // namespace WebCore
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SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::DedicatedWorkerGlobalScope)
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static bool isType(const WebCore::ScriptExecutionContext& context) { return is<WebCore::WorkerGlobalScope>(context) && downcast<WebCore::WorkerGlobalScope>(context).isDedicatedWorkerGlobalScope(); }
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static bool isType(const WebCore::WorkerGlobalScope& context) { return context.isDedicatedWorkerGlobalScope(); }
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SPECIALIZE_TYPE_TRAITS_END()
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