93 lines
3.1 KiB
C++
93 lines
3.1 KiB
C++
/*
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* Copyright (C) 2018 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
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* are met:
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* 1. 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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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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// FIXME: This should be in PlatformHave.h instead of here.
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// FIXME: Should be able to do this even without the Apple internal SDK.
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// FIXME: Is it correct to that we do not have this on tvOS?
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#if USE(APPLE_INTERNAL_SDK) && PLATFORM(COCOA) && !PLATFORM(APPLETV)
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#define HAVE_NW_ACTIVITY 1
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#endif
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#if HAVE(NW_ACTIVITY)
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#include <nw/private.h>
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#include <wtf/RetainPtr.h>
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#endif
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namespace WebKit {
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class NetworkActivityTracker {
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public:
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enum class Domain {
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// These are defined to match analogous values used in the Darwin implementation.
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// If they are renumbered, platform-specific code will need to be added to map
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// them to the Darwin-specific values.
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Invalid = 0,
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WebKit = 16,
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};
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enum class Label {
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// These are ours to define, but once defined, they shouldn't change. They can
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// be obsolesced and replaced with other codes, but previously-defined codes
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// should not be renumbered. Previously assigned values should not be re-used.
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Invalid = 0,
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LoadPage = 1,
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LoadResource = 2,
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};
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enum class CompletionCode {
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Undefined,
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None,
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Success,
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Failure,
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Cancel,
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};
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NetworkActivityTracker() = default;
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explicit NetworkActivityTracker(Label, Domain = Domain::WebKit);
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~NetworkActivityTracker();
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void setParent(NetworkActivityTracker&);
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void start();
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void complete(CompletionCode);
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#if HAVE(NW_ACTIVITY)
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nw_activity_t getPlatformObject() const { return m_networkActivity.get(); }
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#endif
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private:
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#if HAVE(NW_ACTIVITY)
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Domain m_domain { Domain::Invalid };
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Label m_label { Label::Invalid };
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bool m_isCompleted { false };
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RetainPtr<nw_activity_t> m_networkActivity;
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#endif
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};
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} // namespace WebKit
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