1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef NET_QUIC_QUIC_STATS_H_ 6#define NET_QUIC_QUIC_STATS_H_ 7 8#include "base/basictypes.h" 9#include "net/base/net_export.h" 10 11namespace net { 12// TODO(satyamshekhar): Add more interesting stats: 13// 1. (C/S)HLO retransmission count. 14// 2. SHLO received to first stream packet processed time. 15// 3. CHLO sent to SHLO received time. 16// 4. Number of migrations. 17// 5. Number of out of order packets. 18// 6. Avg packet size. 19// 7. Number of connections that require more that 1-RTT. 20// 8. Avg number of streams / session. 21// 9. Number of duplicates received. 22// 10. Fraction of traffic sent/received that was not data (protocol overhead). 23// 11. Fraction of data transferred that was padding. 24 25// Structure to hold stats for a QuicConnection. 26struct NET_EXPORT_PRIVATE QuicConnectionStats { 27 QuicConnectionStats(); 28 ~QuicConnectionStats(); 29 30 uint64 bytes_sent; // includes retransmissions, fec. 31 uint32 packets_sent; 32 33 uint64 bytes_received; // includes duplicate data for a stream, fec. 34 uint32 packets_received; // includes dropped packets 35 36 uint64 bytes_retransmitted; 37 uint32 packets_retransmitted; 38 39 uint32 packets_revived; 40 uint32 packets_dropped; // duplicate or less than least unacked. 41 uint32 rto_count; 42 43 uint32 rtt; 44 uint64 estimated_bandwidth; 45 // TODO(satyamshekhar): Add window_size, mss and mtu. 46}; 47 48} // namespace net 49 50#endif // NET_QUIC_QUIC_STATS_H_ 51