/* * Copyright (C) 2011 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. */ #include "config.h" #include "LoadTiming.h" #include "Document.h" #include "DocumentLoader.h" #include "Frame.h" #include "Page.h" #include "SecurityOrigin.h" #include <wtf/CurrentTime.h> #include <wtf/RefPtr.h> namespace WebCore { double LoadTiming::monotonicTimeToZeroBasedDocumentTime(double monotonicTime) const { if (!monotonicTime) return 0.0; return monotonicTime - m_referenceMonotonicTime; } double LoadTiming::monotonicTimeToPseudoWallTime(double monotonicTime) const { if (!monotonicTime) return 0.0; return m_referenceWallTime + monotonicTime - m_referenceMonotonicTime; } void LoadTiming::markStartTime() { ASSERT(!m_startTime && !m_referenceMonotonicTime && !m_referenceWallTime); m_startTime = m_referenceMonotonicTime = monotonicallyIncreasingTime(); m_referenceWallTime = currentTime(); } void LoadTiming::addRedirect(const URL& redirectingUrl, const URL& redirectedUrl) { m_redirectCount++; if (!m_redirectStart) m_redirectStart = m_fetchStart; m_redirectEnd = m_fetchStart = monotonicallyIncreasingTime(); // Check if the redirected url is allowed to access the redirecting url's timing information. Ref<SecurityOrigin> redirectedSecurityOrigin(SecurityOrigin::create(redirectedUrl)); m_hasCrossOriginRedirect = !redirectedSecurityOrigin.get().canRequest(redirectingUrl); } } // namespace WebCore