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/*
* Copyright (C) 2018 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
// FIXME: This should be in PlatformHave.h instead of here.
// FIXME: Should be able to do this even without the Apple internal SDK.
// FIXME: Is it correct to that we do not have this on tvOS?
#if USE(APPLE_INTERNAL_SDK) && PLATFORM(COCOA) && !PLATFORM(APPLETV)
#define HAVE_NW_ACTIVITY 1
#endif
#if HAVE(NW_ACTIVITY)
#include <nw/private.h>
#include <wtf/RetainPtr.h>
#endif
namespace WebKit {
class NetworkActivityTracker {
public:
enum class Domain {
// These are defined to match analogous values used in the Darwin implementation.
// If they are renumbered, platform-specific code will need to be added to map
// them to the Darwin-specific values.
Invalid = 0,
WebKit = 16,
};
enum class Label {
// These are ours to define, but once defined, they shouldn't change. They can
// be obsolesced and replaced with other codes, but previously-defined codes
// should not be renumbered. Previously assigned values should not be re-used.
Invalid = 0,
LoadPage = 1,
LoadResource = 2,
};
enum class CompletionCode {
Undefined,
None,
Success,
Failure,
Cancel,
};
NetworkActivityTracker() = default;
explicit NetworkActivityTracker(Label, Domain = Domain::WebKit);
~NetworkActivityTracker();
void setParent(NetworkActivityTracker&);
void start();
void complete(CompletionCode);
#if HAVE(NW_ACTIVITY)
nw_activity_t getPlatformObject() const { return m_networkActivity.get(); }
#endif
private:
#if HAVE(NW_ACTIVITY)
Domain m_domain { Domain::Invalid };
Label m_label { Label::Invalid };
bool m_isCompleted { false };
RetainPtr<nw_activity_t> m_networkActivity;
#endif
};
} // namespace WebKit
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