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/*
* Copyright (C) 2010 Google, Inc. All Rights Reserved.
* Copyright (C) 2014-2021 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. ``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
* 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 "HTTPHeaderMap.h"
#include <wtf/Box.h>
#include <wtf/MonotonicTime.h>
#include <wtf/text/WTFString.h>
#if PLATFORM(COCOA)
OBJC_CLASS NSURLConnection;
OBJC_CLASS NSURLSessionTaskMetrics;
#endif
namespace WebCore {
class ResourceHandle;
enum class NetworkLoadPriority : uint8_t {
Low,
Medium,
High,
Unknown,
};
enum class PrivacyStance : uint8_t {
Unknown,
NotEligible,
Proxied,
Failed,
Direct,
FailedUnreachable,
};
constexpr MonotonicTime reusedTLSConnectionSentinel { MonotonicTime::fromRawSeconds(-1) };
struct AdditionalNetworkLoadMetricsForWebInspector;
class NetworkLoadMetrics {
WTF_MAKE_FAST_ALLOCATED(NetworkLoadMetrics);
public:
WEBCORE_EXPORT NetworkLoadMetrics();
WEBCORE_EXPORT NetworkLoadMetrics(MonotonicTime&& redirectStart, MonotonicTime&& fetchStart, MonotonicTime&& domainLookupStart, MonotonicTime&& domainLookupEnd, MonotonicTime&& connectStart, MonotonicTime&& secureConnectionStart, MonotonicTime&& connectEnd, MonotonicTime&& requestStart, MonotonicTime&& responseStart, MonotonicTime&& responseEnd, MonotonicTime&& workerStart, String&& protocol, uint16_t redirectCount, bool complete, bool cellular, bool expensive, bool constrained, bool multipath, bool isReusedConnection, bool failsTAOCheck, bool hasCrossOriginRedirect, PrivacyStance, uint64_t responseBodyBytesReceived, uint64_t responseBodyDecodedSize, RefPtr<AdditionalNetworkLoadMetricsForWebInspector>&&);
WEBCORE_EXPORT static const NetworkLoadMetrics& emptyMetrics();
WEBCORE_EXPORT NetworkLoadMetrics isolatedCopy() const;
bool isComplete() const { return complete; }
bool isCellular() const { return cellular; }
bool isExpensive() const { return expensive; }
bool isConstrained() const { return constrained; }
bool isMultipath() const { return multipath; }
bool reusedConnection() const { return isReusedConnection; }
bool doesFailTAOCheck() const { return failsTAOCheck; }
bool crossOriginRedirect() const { return hasCrossOriginRedirect; }
void markComplete() { complete = true; }
void updateFromFinalMetrics(const NetworkLoadMetrics&);
// https://www.w3.org/TR/resource-timing-2/#attribute-descriptions
MonotonicTime redirectStart;
MonotonicTime fetchStart;
MonotonicTime domainLookupStart;
MonotonicTime domainLookupEnd;
MonotonicTime connectStart;
MonotonicTime secureConnectionStart;
MonotonicTime connectEnd;
MonotonicTime requestStart;
MonotonicTime responseStart;
MonotonicTime responseEnd;
MonotonicTime workerStart;
// ALPN Protocol ID: https://w3c.github.io/resource-timing/#bib-RFC7301
String protocol;
uint16_t redirectCount { 0 };
bool complete : 1 { false };
bool cellular : 1 { false };
bool expensive : 1 { false };
bool constrained : 1 { false };
bool multipath : 1 { false };
bool isReusedConnection : 1 { false };
bool failsTAOCheck : 1 { false };
bool hasCrossOriginRedirect : 1 { false };
PrivacyStance privacyStance { PrivacyStance::Unknown };
uint64_t responseBodyBytesReceived { std::numeric_limits<uint64_t>::max() };
uint64_t responseBodyDecodedSize { std::numeric_limits<uint64_t>::max() };
RefPtr<AdditionalNetworkLoadMetricsForWebInspector> additionalNetworkLoadMetricsForWebInspector;
};
struct AdditionalNetworkLoadMetricsForWebInspector : public RefCounted<AdditionalNetworkLoadMetricsForWebInspector> {
static Ref<AdditionalNetworkLoadMetricsForWebInspector> create() { return adoptRef(*new AdditionalNetworkLoadMetricsForWebInspector()); }
WEBCORE_EXPORT static Ref<AdditionalNetworkLoadMetricsForWebInspector> create(NetworkLoadPriority&&, String&& remoteAddress, String&& connectionIdentifier, String&& tlsProtocol, String&& tlsCipher, HTTPHeaderMap&& requestHeaders, uint64_t requestHeaderBytesSent, uint64_t responseHeaderBytesReceived, uint64_t requestBodyBytesSent, bool isProxyConnection);
Ref<AdditionalNetworkLoadMetricsForWebInspector> isolatedCopy() const;
Ref<AdditionalNetworkLoadMetricsForWebInspector> isolatedCopy();
NetworkLoadPriority priority { NetworkLoadPriority::Unknown };
String remoteAddress;
String connectionIdentifier;
String tlsProtocol;
String tlsCipher;
HTTPHeaderMap requestHeaders;
uint64_t requestHeaderBytesSent { std::numeric_limits<uint64_t>::max() };
uint64_t responseHeaderBytesReceived { std::numeric_limits<uint64_t>::max() };
uint64_t requestBodyBytesSent { std::numeric_limits<uint64_t>::max() };
bool isProxyConnection { false };
private:
AdditionalNetworkLoadMetricsForWebInspector() { }
AdditionalNetworkLoadMetricsForWebInspector(NetworkLoadPriority&&, String&& remoteAddress, String&& connectionIdentifier, String&& tlsProtocol, String&& tlsCipher, HTTPHeaderMap&& requestHeaders, uint64_t requestHeaderBytesSent, uint64_t responseHeaderBytesReceived, uint64_t requestBodyBytesSent, bool isProxyConnection);
};
#if PLATFORM(COCOA)
Box<NetworkLoadMetrics> copyTimingData(NSURLConnection *, const ResourceHandle&);
WEBCORE_EXPORT Box<NetworkLoadMetrics> copyTimingData(NSURLSessionTaskMetrics *incompleteMetrics, const NetworkLoadMetrics&);
#endif
} // namespace WebCore
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