Add CefBaseTime and use it instead of CefTime (see issue #2935)

include/internal/cef_time_wrappers.h

@@ -0,0 +1,103 @@
+// Copyright (c) 2022 Marshall A. Greenblatt. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * 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.
+//    * Neither the name of Google Inc. nor the name Chromium Embedded
+// Framework nor the names of its contributors may be used to endorse
+// or promote products derived from this software without specific prior
+// written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "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 THE COPYRIGHT
+// OWNER 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 CEF_INCLUDE_INTERNAL_CEF_TIME_WRAPPERS_H_
+#define CEF_INCLUDE_INTERNAL_CEF_TIME_WRAPPERS_H_
+#pragma once
+
+#include "include/internal/cef_time.h"
+
+#if defined(USING_CHROMIUM_INCLUDES)
+#include "base/time/time.h"
+#endif
+
+///
+// Represents a wall clock time in UTC. Values are not guaranteed to be
+// monotonically non-decreasing and are subject to large amounts of skew.
+// Time is stored internally as microseconds since the Windows epoch (1601).
+//
+// This is equivalent of Chromium `base::Time` (see base/time/time.h).
+///
+class CefBaseTime : public cef_basetime_t {
+ public:
+  CefBaseTime() : cef_basetime_t{} {}
+  CefBaseTime(const cef_basetime_t& value) : cef_basetime_t(value) {}
+
+#if defined(USING_CHROMIUM_INCLUDES)
+  CefBaseTime(const base::Time& value)
+      : cef_basetime_t{value.ToDeltaSinceWindowsEpoch().InMicroseconds()} {}
+
+  operator base::Time() const {
+    return base::Time::FromDeltaSinceWindowsEpoch(base::Microseconds(val));
+  }
+#endif
+
+  static CefBaseTime Now() { return cef_basetime_now(); }
+};
+
+///
+// Class representing a time.
+///
+class CefTime : public cef_time_t {
+ public:
+  CefTime() : cef_time_t{} {}
+  CefTime(const cef_time_t& r) : cef_time_t(r) {}
+  explicit CefTime(time_t r) { SetTimeT(r); }
+  explicit CefTime(double r) { SetDoubleT(r); }
+
+  // Converts to/from time_t.
+  void SetTimeT(time_t r) { cef_time_from_timet(r, this); }
+  time_t GetTimeT() const {
+    time_t time = 0;
+    cef_time_to_timet(this, &time);
+    return time;
+  }
+
+  // Converts to/from a double which is the number of seconds since epoch
+  // (Jan 1, 1970). Webkit uses this format to represent time. A value of 0
+  // means "not initialized".
+  void SetDoubleT(double r) { cef_time_from_doublet(r, this); }
+  double GetDoubleT() const {
+    double time = 0;
+    cef_time_to_doublet(this, &time);
+    return time;
+  }
+
+  // Set this object to now.
+  void Now() { cef_time_now(this); }
+
+  // Return the delta between this object and |other| in milliseconds.
+  long long Delta(const CefTime& other) {
+    long long delta = 0;
+    cef_time_delta(this, &other, &delta);
+    return delta;
+  }
+};
+
+#endif  // CEF_INCLUDE_INTERNAL_CEF_TIME_WRAPPERS_H_