1/*
2 *  Copyright 2012 The WebRTC Project Authors. All rights reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#include "webrtc/base/ratelimiter.h"
12
13namespace rtc {
14
15bool RateLimiter::CanUse(size_t desired, double time) {
16  return ((time > period_end_ && desired <= max_per_period_) ||
17          (used_in_period_ + desired) <= max_per_period_);
18}
19
20void RateLimiter::Use(size_t used, double time) {
21  if (time > period_end_) {
22    period_start_ = time;
23    period_end_ = time + period_length_;
24    used_in_period_ = 0;
25  }
26  used_in_period_ += used;
27}
28
29}  // namespace rtc
30