| /* |
| * 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 GOOGLE 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 GOOGLE 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_CORE_LOADER_DOCUMENT_LOAD_TIMING_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_DOCUMENT_LOAD_TIMING_H_ |
| |
| #include <optional> |
| |
| #include "base/time/time.h" |
| #include "third_party/blink/public/mojom/navigation/system_entropy.mojom-blink.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/platform/heap/garbage_collected.h" |
| #include "third_party/blink/renderer/platform/heap/member.h" |
| #include "third_party/blink/renderer/platform/instrumentation/tracing/traced_value.h" |
| #include "third_party/perfetto/include/perfetto/tracing/traced_value_forward.h" |
| |
| namespace base { |
| class Clock; |
| class TickClock; |
| } // namespace base |
| |
| namespace blink { |
| |
| class DocumentLoader; |
| class KURL; |
| class LocalFrame; |
| |
| class CORE_EXPORT DocumentLoadTiming final { |
| DISALLOW_NEW(); |
| |
| public: |
| explicit DocumentLoadTiming(DocumentLoader&); |
| |
| base::TimeDelta MonotonicTimeToZeroBasedDocumentTime(base::TimeTicks) const; |
| int64_t ZeroBasedDocumentTimeToMonotonicTime(double dom_event_time) const; |
| base::TimeDelta MonotonicTimeToPseudoWallTime(base::TimeTicks) const; |
| |
| void MarkNavigationStart(); |
| void SetNavigationStart(base::TimeTicks); |
| void SetBackForwardCacheRestoreNavigationStart(base::TimeTicks); |
| void MarkCommitNavigationEnd(); |
| |
| void SetInputStart(base::TimeTicks); |
| |
| void SetUserTimingMarkFullyLoaded(base::TimeDelta); |
| void SetUserTimingMarkFullyVisible(base::TimeDelta); |
| void SetUserTimingMarkInteractive(base::TimeDelta); |
| |
| void AddRedirect(const KURL& redirecting_url, const KURL& redirected_url); |
| void SetRedirectStart(base::TimeTicks); |
| void SetRedirectEnd(base::TimeTicks); |
| void SetRedirectCount(uint16_t value) { redirect_count_ = value; } |
| void SetHasCrossOriginRedirect(bool value) { |
| has_cross_origin_redirect_ = value; |
| } |
| |
| void SetUnloadEventStart(base::TimeTicks); |
| void SetUnloadEventEnd(base::TimeTicks); |
| |
| void MarkFetchStart(); |
| void SetFetchStart(base::TimeTicks); |
| |
| void SetResponseEnd(base::TimeTicks); |
| |
| void MarkLoadEventStart(); |
| void MarkLoadEventEnd(); |
| |
| void SetActivationStart(base::TimeTicks); |
| |
| void SetCanRequestFromPreviousDocument(bool value) { |
| can_request_from_previous_document_ = value; |
| } |
| |
| void SetSystemEntropyAtNavigationStart(mojom::blink::SystemEntropy value) { |
| system_entropy_at_navigation_start_ = value; |
| } |
| |
| void SetCriticalCHRestart(base::TimeTicks critical_ch_restart); |
| |
| base::TimeTicks InputStart() const { return input_start_; } |
| std::optional<base::TimeDelta> UserTimingMarkFullyLoaded() const { |
| return user_timing_mark_fully_loaded_; |
| } |
| std::optional<base::TimeDelta> UserTimingMarkFullyVisible() const { |
| return user_timing_mark_fully_visible_; |
| } |
| std::optional<base::TimeDelta> UserTimingMarkInteractive() const { |
| return user_timing_mark_interactive_; |
| } |
| base::TimeTicks NavigationStart() const { return navigation_start_; } |
| const WTF::Vector<base::TimeTicks>& BackForwardCacheRestoreNavigationStarts() |
| const { |
| return bfcache_restore_navigation_starts_; |
| } |
| base::TimeTicks CommitNavigationEnd() const { return commit_navigation_end_; } |
| base::TimeTicks UnloadEventStart() const { return unload_event_start_; } |
| base::TimeTicks UnloadEventEnd() const { return unload_event_end_; } |
| base::TimeTicks RedirectStart() const { return redirect_start_; } |
| base::TimeTicks RedirectEnd() const { return redirect_end_; } |
| uint16_t RedirectCount() const { return redirect_count_; } |
| base::TimeTicks FetchStart() const { return fetch_start_; } |
| base::TimeTicks ResponseEnd() const { return response_end_; } |
| base::TimeTicks LoadEventStart() const { return load_event_start_; } |
| base::TimeTicks LoadEventEnd() const { return load_event_end_; } |
| base::TimeTicks ActivationStart() const { return activation_start_; } |
| bool HasCrossOriginRedirect() const { return has_cross_origin_redirect_; } |
| bool CanRequestFromPreviousDocument() const { |
| return can_request_from_previous_document_; |
| } |
| base::TimeTicks CriticalCHRestart() const { return critical_ch_restart_; } |
| |
| base::TimeTicks ReferenceMonotonicTime() const { |
| return reference_monotonic_time_; |
| } |
| |
| void Trace(Visitor*) const; |
| |
| void SetTickClockForTesting(const base::TickClock* tick_clock); |
| void SetClockForTesting(const base::Clock* clock); |
| |
| mojom::blink::SystemEntropy SystemEntropyAtNavigationStart() const { |
| return system_entropy_at_navigation_start_; |
| } |
| |
| private: |
| void MarkRedirectEnd(); |
| void NotifyDocumentTimingChanged(); |
| void EnsureReferenceTimesSet(); |
| LocalFrame* GetFrame() const; |
| void WriteNavigationStartDataIntoTracedValue( |
| perfetto::TracedValue context) const; |
| |
| base::TimeTicks reference_monotonic_time_; |
| base::TimeDelta reference_wall_time_; |
| base::TimeTicks input_start_; |
| std::optional<base::TimeDelta> user_timing_mark_fully_loaded_; |
| std::optional<base::TimeDelta> user_timing_mark_fully_visible_; |
| std::optional<base::TimeDelta> user_timing_mark_interactive_; |
| base::TimeTicks navigation_start_; |
| base::TimeTicks commit_navigation_end_; |
| WTF::Vector<base::TimeTicks> bfcache_restore_navigation_starts_; |
| base::TimeTicks unload_event_start_; |
| base::TimeTicks unload_event_end_; |
| base::TimeTicks redirect_start_; |
| base::TimeTicks redirect_end_; |
| base::TimeTicks fetch_start_; |
| base::TimeTicks response_end_; |
| base::TimeTicks load_event_start_; |
| base::TimeTicks load_event_end_; |
| base::TimeTicks activation_start_; |
| base::TimeTicks critical_ch_restart_; |
| |
| const base::Clock* clock_; |
| const base::TickClock* tick_clock_; |
| |
| Member<DocumentLoader> document_loader_; |
| |
| uint16_t redirect_count_ = 0; |
| bool has_cross_origin_redirect_ = false; |
| bool can_request_from_previous_document_ = false; |
| mojom::blink::SystemEntropy system_entropy_at_navigation_start_ = |
| mojom::blink::SystemEntropy::kNormal; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_LOADER_DOCUMENT_LOAD_TIMING_H_ |