| /* |
| * Copyright (C) 2010 Google, 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. |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_FETCH_RESOURCE_LOAD_TIMING_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_PLATFORM_LOADER_FETCH_RESOURCE_LOAD_TIMING_H_ |
| |
| #include "base/memory/scoped_refptr.h" |
| #include "services/network/public/mojom/load_timing_info.mojom-blink-forward.h" |
| #include "third_party/blink/renderer/platform/platform_export.h" |
| #include "third_party/blink/renderer/platform/wtf/ref_counted.h" |
| |
| namespace blink { |
| |
| class PLATFORM_EXPORT ResourceLoadTiming |
| : public RefCounted<ResourceLoadTiming> { |
| public: |
| static scoped_refptr<ResourceLoadTiming> Create(); |
| |
| bool operator==(const ResourceLoadTiming&) const; |
| bool operator!=(const ResourceLoadTiming&) const; |
| |
| static scoped_refptr<ResourceLoadTiming> FromMojo( |
| const network::mojom::blink::LoadTimingInfo*); |
| network::mojom::blink::LoadTimingInfoPtr ToMojo() const; |
| |
| void SetDnsStart(base::TimeTicks); |
| void SetRequestTime(base::TimeTicks); |
| void SetProxyStart(base::TimeTicks); |
| void SetProxyEnd(base::TimeTicks); |
| void SetDnsEnd(base::TimeTicks); |
| void SetConnectStart(base::TimeTicks); |
| void SetConnectEnd(base::TimeTicks); |
| void SetWorkerStart(base::TimeTicks); |
| void SetWorkerReady(base::TimeTicks); |
| void SetWorkerFetchStart(base::TimeTicks); |
| void SetWorkerRespondWithSettled(base::TimeTicks); |
| void SetSendStart(base::TimeTicks); |
| void SetSendEnd(base::TimeTicks); |
| void SetReceiveHeadersStart(base::TimeTicks); |
| void SetReceiveHeadersEnd(base::TimeTicks); |
| void SetSslStart(base::TimeTicks); |
| void SetSslEnd(base::TimeTicks); |
| void SetPushStart(base::TimeTicks); |
| void SetPushEnd(base::TimeTicks); |
| |
| base::TimeTicks DnsStart() const { return dns_start_; } |
| base::TimeTicks RequestTime() const { return request_time_; } |
| base::TimeTicks ProxyStart() const { return proxy_start_; } |
| base::TimeTicks ProxyEnd() const { return proxy_end_; } |
| base::TimeTicks DnsEnd() const { return dns_end_; } |
| base::TimeTicks ConnectStart() const { return connect_start_; } |
| base::TimeTicks ConnectEnd() const { return connect_end_; } |
| base::TimeTicks WorkerStart() const { return worker_start_; } |
| base::TimeTicks WorkerReady() const { return worker_ready_; } |
| base::TimeTicks WorkerFetchStart() const { return worker_fetch_start_; } |
| base::TimeTicks WorkerRespondWithSettled() const { |
| return worker_respond_with_settled_; |
| } |
| base::TimeTicks SendStart() const { return send_start_; } |
| base::TimeTicks SendEnd() const { return send_end_; } |
| base::TimeTicks ReceiveHeadersStart() const { return receive_headers_start_; } |
| base::TimeTicks ReceiveHeadersEnd() const { return receive_headers_end_; } |
| base::TimeTicks SslStart() const { return ssl_start_; } |
| base::TimeTicks SslEnd() const { return ssl_end_; } |
| base::TimeTicks PushStart() const { return push_start_; } |
| base::TimeTicks PushEnd() const { return push_end_; } |
| |
| double CalculateMillisecondDelta(base::TimeTicks) const; |
| |
| private: |
| ResourceLoadTiming(); |
| ResourceLoadTiming(base::TimeTicks request_time, |
| base::TimeTicks proxy_start, |
| base::TimeTicks proxy_end, |
| base::TimeTicks dns_start, |
| base::TimeTicks dns_end, |
| base::TimeTicks connect_start, |
| base::TimeTicks connect_end, |
| base::TimeTicks worker_start, |
| base::TimeTicks worker_ready, |
| base::TimeTicks worker_fetch_start, |
| base::TimeTicks worker_respond_with_settled, |
| base::TimeTicks send_start, |
| base::TimeTicks send_end, |
| base::TimeTicks receive_headers_start, |
| base::TimeTicks receive_headers_end, |
| base::TimeTicks ssl_start, |
| base::TimeTicks ssl_end, |
| base::TimeTicks push_start, |
| base::TimeTicks push_end); |
| |
| // We want to present a unified timeline to Javascript. Using walltime is |
| // problematic, because the clock may skew while resources load. To prevent |
| // that skew, we record a single reference walltime when root document |
| // navigation begins. All other times are recorded using |
| // monotonicallyIncreasingTime(). When a time needs to be presented to |
| // Javascript, we build a pseudo-walltime using the following equation |
| // (m_requestTime as example): |
| // pseudo time = document wall reference + |
| // (m_requestTime - document monotonic reference). |
| |
| // All values from monotonicallyIncreasingTime(), in base::TimeTicks. |
| base::TimeTicks request_time_; |
| base::TimeTicks proxy_start_; |
| base::TimeTicks proxy_end_; |
| base::TimeTicks dns_start_; |
| base::TimeTicks dns_end_; |
| base::TimeTicks connect_start_; |
| base::TimeTicks connect_end_; |
| base::TimeTicks worker_start_; |
| base::TimeTicks worker_ready_; |
| base::TimeTicks worker_fetch_start_; |
| base::TimeTicks worker_respond_with_settled_; |
| base::TimeTicks send_start_; |
| base::TimeTicks send_end_; |
| base::TimeTicks receive_headers_start_; |
| base::TimeTicks receive_headers_end_; |
| base::TimeTicks ssl_start_; |
| base::TimeTicks ssl_end_; |
| base::TimeTicks push_start_; |
| base::TimeTicks push_end_; |
| }; |
| |
| } // namespace blink |
| |
| #endif |