/* * ngtcp2 * * Copyright (c) 2021 ngtcp2 contributors * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /* * Translated to C from the original C++ code * https://quiche.googlesource.com/quiche/+/5be974e29f7e71a196e726d6e2272676d33ab77d/quic/core/congestion_control/windowed_filter.h * with the following license: * * // Copyright (c) 2016 The Chromium Authors. All rights reserved. * // Use of this source code is governed by a BSD-style license that can be * // found in the LICENSE file. */ #ifndef NGTCP2_WINDOW_FILTER_H #define NGTCP2_WINDOW_FILTER_H #ifdef HAVE_CONFIG_H # include #endif /* HAVE_CONFIG_H */ #include typedef struct ngtcp2_window_filter_sample { uint64_t sample; uint64_t time; } ngtcp2_window_filter_sample; typedef struct ngtcp2_window_filter { uint64_t window_length; ngtcp2_window_filter_sample estimates[3]; } ngtcp2_window_filter; void ngtcp2_window_filter_init(ngtcp2_window_filter *wf, uint64_t window_length); void ngtcp2_window_filter_update(ngtcp2_window_filter *wf, uint64_t new_sample, uint64_t new_time); void ngtcp2_window_filter_reset(ngtcp2_window_filter *wf, uint64_t new_sample, uint64_t new_time); uint64_t ngtcp2_window_filter_get_best(ngtcp2_window_filter *wf); #endif /* NGTCP2_WINDOW_FILTER_H */