Using 64-bit timestamp in webrtc/p2p

webrtc/base/timeutils.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 62 matching lines @@
   ticks = now + (num_wrap_timegettime << 32);
   // TODO: Calculate with nanosecond precision.  Otherwise, we're just
   // wasting a multiply and divide when doing Time() on Windows.
   ticks = ticks * kNumNanosecsPerMillisec;
 #else
 #error Unsupported platform.
 #endif
   return ticks;
 }
 
-uint32_t Time() {
+uint32_t Time32() {
   return static_cast<uint32_t>(TimeNanos() / kNumNanosecsPerMillisec);
 }
 
+int64_t Time64() {
+  return static_cast<int64_t>(TimeNanos() / kNumNanosecsPerMillisec);
+}
+
 uint64_t TimeMicros() {
   return static_cast<uint64_t>(TimeNanos() / kNumNanosecsPerMicrosec);
 }
 
 #if defined(WEBRTC_WIN)
 static const uint64_t kFileTimeToUnixTimeEpochOffset = 116444736000000000ULL;
 
 struct timeval {
   long tv_sec, tv_usec;  // NOLINT
 };
@@ skipping 88 matching lines @@
   } else {
     if (later <= earlier) {
       return -static_cast<long>(earlier - later);
     } else {
       return -static_cast<long>(earlier + (UINT32_MAX - later) + 1);
     }
   }
 #endif
 }
 
+int64_t TimeDiff64(int64_t later, int64_t earlier) {
+  return later - earlier;
+}
+
 TimestampWrapAroundHandler::TimestampWrapAroundHandler()
     : last_ts_(0), num_wrap_(-1) {}
 
 int64_t TimestampWrapAroundHandler::Unwrap(uint32_t ts) {
   if (num_wrap_ == -1) {
     last_ts_ = ts;
     num_wrap_ = 0;
     return ts;
   }
 
@@ skipping 47 matching lines @@
   if (expiry_in_leap_year && month <= 2 - 1) // |month| is zero based.
     day -= 1;
 
   // Combine all variables into seconds from 1970-01-01 00:00 (except |month|
   // which was accumulated into |day| above).
   return (((static_cast<int64_t>
             (year - 1970) * 365 + day) * 24 + hour) * 60 + min) * 60 + sec;
 }
 
 } // namespace rtc