diff options
Diffstat (limited to 'deps/ngtcp2/lib/ngtcp2_pipeack.h')
-rw-r--r-- | deps/ngtcp2/lib/ngtcp2_pipeack.h | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/deps/ngtcp2/lib/ngtcp2_pipeack.h b/deps/ngtcp2/lib/ngtcp2_pipeack.h deleted file mode 100644 index d7a34a936bb..00000000000 --- a/deps/ngtcp2/lib/ngtcp2_pipeack.h +++ /dev/null @@ -1,89 +0,0 @@ -/* - * ngtcp2 - * - * Copyright (c) 2019 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. - */ -#ifndef NGTCP2_PIPEACK_H -#define NGTCP2_PIPEACK_H - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif /* HAVE_CONFIG_H */ - -#include <ngtcp2/ngtcp2.h> - -typedef struct ngtcp2_pipeack_sample { - /* - * value is the maximum cumulative acknowledged bytes per RTT in - * this sample. - */ - uint64_t value; - /* ts is the time when this sample started. */ - ngtcp2_tstamp ts; -} ngtcp2_pipeack_sample; - -#define NGTCP2_PIPEACK_NUM_SAMPLES 4 - -/* - * ngtcp2_pipeack implements pipeACK measurement described in RFC - * 7661. - */ -typedef struct ngtcp2_pipeack { - /* value is the pre-computed maximum pipeACK value in the effective - sample period. */ - uint64_t value; - /* acked_bytes is the accumulated acked_bytes per RTT. */ - uint64_t acked_bytes; - /* ts is the timestamp when the accumulation to acked_bytes - started. */ - ngtcp2_tstamp ts; - /* pos points to the latest sample in samples. */ - size_t pos; - /* len is the number of effective from pos. samples is treated as - ring buffer and its index will wrap when pos + len goes beyond - NGTCP2_PIPEACK_NUM_SAMPLES - 1. */ - size_t len; - ngtcp2_pipeack_sample samples[NGTCP2_PIPEACK_NUM_SAMPLES]; -} ngtcp2_pipeack; - -/* - * ngtcp2_pipeack_init initializes the object pointed by |pipeack|. - */ -void ngtcp2_pipeack_init(ngtcp2_pipeack *pipeack, ngtcp2_tstamp ts); - -/* - * ngtcp2_pipeack_update notifies the acknowledged bytes |acked_bytes| - * to |pipeack|. - */ -void ngtcp2_pipeack_update(ngtcp2_pipeack *pipeack, uint64_t acked_bytes, - const ngtcp2_rcvry_stat *rcs, ngtcp2_tstamp ts); - -/* - * ngtcp2_pipeack_update_value computes maximum pipeACK value. - * Samples which have timestamp <= |ts| - pipeACK sampling period are - * discarded. - */ -void ngtcp2_pipeack_update_value(ngtcp2_pipeack *pipeack, - const ngtcp2_rcvry_stat *rcs, - ngtcp2_tstamp ts); - -#endif /* NGTCP2_PIPEACK_H */ |