From 62785b78724769f1dd01556778e9cb30d0a0bd1f Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Tue, 29 Sep 2020 18:22:53 +0200
Subject: [PATCH] LibCore: Expose origin timestamp of Core::ElapsedTime

---
 Libraries/LibCore/ElapsedTimer.cpp | 6 +++---
 Libraries/LibCore/ElapsedTimer.h   | 4 +++-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/Libraries/LibCore/ElapsedTimer.cpp b/Libraries/LibCore/ElapsedTimer.cpp
index 66254b7abb..1d7d37009d 100644
--- a/Libraries/LibCore/ElapsedTimer.cpp
+++ b/Libraries/LibCore/ElapsedTimer.cpp
@@ -37,8 +37,8 @@ void ElapsedTimer::start()
     m_valid = true;
     timespec now_spec;
     clock_gettime(CLOCK_MONOTONIC, &now_spec);
-    m_start_time.tv_sec = now_spec.tv_sec;
-    m_start_time.tv_usec = now_spec.tv_nsec / 1000;
+    m_origin_time.tv_sec = now_spec.tv_sec;
+    m_origin_time.tv_usec = now_spec.tv_nsec / 1000;
 }
 
 int ElapsedTimer::elapsed() const
@@ -50,7 +50,7 @@ int ElapsedTimer::elapsed() const
     now.tv_sec = now_spec.tv_sec;
     now.tv_usec = now_spec.tv_nsec / 1000;
     struct timeval diff;
-    timeval_sub(now, m_start_time, diff);
+    timeval_sub(now, m_origin_time, diff);
     return diff.tv_sec * 1000 + diff.tv_usec / 1000;
 }
 
diff --git a/Libraries/LibCore/ElapsedTimer.h b/Libraries/LibCore/ElapsedTimer.h
index 9f74285216..4759c0ede0 100644
--- a/Libraries/LibCore/ElapsedTimer.h
+++ b/Libraries/LibCore/ElapsedTimer.h
@@ -38,9 +38,11 @@ public:
     void start();
     int elapsed() const;
 
+    const struct timeval& origin_time() const { return m_origin_time; }
+
 private:
     bool m_valid { false };
-    struct timeval m_start_time {
+    struct timeval m_origin_time {
         0, 0
     };
 };