/* * 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 #if USE(APPLE_INTERNAL_SDK) && ((PLATFORM(MAC) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 101400) || (PLATFORM(IOS) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 120000) || PLATFORM(WATCHOS)) #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, }; NetworkActivityTracker(Label, Domain = Domain::WebKit); ~NetworkActivityTracker(); void setParent(NetworkActivityTracker&); void start(); void complete(CompletionCode); #if HAVE(NW_ACTIVITY) nw_activity_t getPlatformObject() { return m_networkActivity.get(); } #endif private: #if HAVE(NW_ACTIVITY) Domain m_domain; Label m_label; bool m_isCompleted { false }; RetainPtr<nw_activity_t> m_networkActivity; #endif }; } // namespace WebKit