From 644e9db1092df1477b1facc52cd3ee45ebd13040 Mon Sep 17 00:00:00 2001
From: janekptacijarabaci <janekptacijarabaci@seznam.cz>
Date: Thu, 1 Mar 2018 11:52:50 +0100
Subject: DevTools - network - implement the secureConnectionStart property for
 the PerformanceTiming

https://github.com/MoonchildProductions/moebius/pull/116
("/testing" and "/toolkit" in in the previous commit)
---
 dom/performance/PerformanceTiming.cpp | 44 +++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

(limited to 'dom/performance/PerformanceTiming.cpp')

diff --git a/dom/performance/PerformanceTiming.cpp b/dom/performance/PerformanceTiming.cpp
index 527cf9441..4428f81c2 100644
--- a/dom/performance/PerformanceTiming.cpp
+++ b/dom/performance/PerformanceTiming.cpp
@@ -63,12 +63,40 @@ PerformanceTiming::InitializeTimingInfo(nsITimedChannel* aChannel)
     aChannel->GetDomainLookupStart(&mDomainLookupStart);
     aChannel->GetDomainLookupEnd(&mDomainLookupEnd);
     aChannel->GetConnectStart(&mConnectStart);
+    aChannel->GetSecureConnectionStart(&mSecureConnectionStart);
     aChannel->GetConnectEnd(&mConnectEnd);
     aChannel->GetRequestStart(&mRequestStart);
     aChannel->GetResponseStart(&mResponseStart);
     aChannel->GetCacheReadStart(&mCacheReadStart);
     aChannel->GetResponseEnd(&mResponseEnd);
     aChannel->GetCacheReadEnd(&mCacheReadEnd);
+
+    // the performance timing api essentially requires that the event timestamps
+    // are >= asyncOpen().. but in truth the browser engages in a number of
+    // speculative activities that sometimes mean connections and lookups begin
+    // earlier. Workaround that here by just using asyncOpen as the minimum
+    // timestamp for dns and connection info.
+    if (!mAsyncOpen.IsNull()) {
+      if (!mDomainLookupStart.IsNull() && mDomainLookupStart < mAsyncOpen) {
+        mDomainLookupStart = mAsyncOpen;
+      }
+
+      if (!mDomainLookupEnd.IsNull() && mDomainLookupEnd < mAsyncOpen) {
+        mDomainLookupEnd = mAsyncOpen;
+      }
+
+      if (!mConnectStart.IsNull() && mConnectStart < mAsyncOpen) {
+        mConnectStart = mAsyncOpen;
+      }
+
+      if (!mSecureConnectionStart.IsNull() && mSecureConnectionStart < mAsyncOpen) {
+        mSecureConnectionStart = mAsyncOpen;
+      }
+
+      if (!mConnectEnd.IsNull() && mConnectEnd < mAsyncOpen) {
+        mConnectEnd = mAsyncOpen;
+      }
+    }
   }
 }
 
@@ -273,6 +301,22 @@ PerformanceTiming::ConnectStart()
   return static_cast<int64_t>(ConnectStartHighRes());
 }
 
+DOMHighResTimeStamp
+PerformanceTiming::SecureConnectionStartHighRes()
+{
+  if (!nsContentUtils::IsPerformanceTimingEnabled() || !IsInitialized()) {
+    return mZeroTime;
+  }
+  return mSecureConnectionStart.IsNull() ? mZeroTime
+                                         : TimeStampToDOMHighRes(mSecureConnectionStart);
+}
+
+DOMTimeMilliSec
+PerformanceTiming::SecureConnectionStart()
+{
+  return static_cast<int64_t>(SecureConnectionStartHighRes());
+}
+
 DOMHighResTimeStamp
 PerformanceTiming::ConnectEndHighRes()
 {
-- 
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