| // Copyright 2013 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 NET_QUIC_QUIC_CONNECTION_STATS_H_ |
| #define NET_QUIC_QUIC_CONNECTION_STATS_H_ |
| |
| #include <ostream> |
| |
| #include "base/basictypes.h" |
| #include "net/base/net_export.h" |
| |
| namespace net { |
| // TODO(satyamshekhar): Add more interesting stats: |
| // 1. (C/S)HLO retransmission count. |
| // 2. SHLO received to first stream packet processed time. |
| // 3. CHLO sent to SHLO received time. |
| // 4. Number of migrations. |
| // 5. Number of out of order packets. |
| // 6. Number of connections that require more that 1-RTT. |
| // 7. Avg number of streams / session. |
| // 8. Number of duplicates received. |
| // 9. Fraction of data transferred that was padding. |
| |
| // Structure to hold stats for a QuicConnection. |
| struct NET_EXPORT_PRIVATE QuicConnectionStats { |
| QuicConnectionStats(); |
| ~QuicConnectionStats(); |
| |
| NET_EXPORT_PRIVATE friend std::ostream& operator<<( |
| std::ostream& os, const QuicConnectionStats& s); |
| |
| uint64 bytes_sent; // includes retransmissions, fec. |
| uint32 packets_sent; |
| uint64 stream_bytes_sent; // non-retransmitted bytes sent in a stream frame. |
| |
| uint64 bytes_received; // includes duplicate data for a stream, fec. |
| uint32 packets_received; // includes dropped packets |
| uint64 stream_bytes_received; // bytes received in a stream frame. |
| |
| uint64 bytes_retransmitted; |
| uint32 packets_retransmitted; |
| |
| uint32 packets_revived; |
| uint32 packets_dropped; // duplicate or less than least unacked. |
| uint32 rto_count; |
| |
| uint32 rtt; // In microseconds |
| uint64 estimated_bandwidth; |
| // TODO(satyamshekhar): Add window_size, mss and mtu. |
| }; |
| |
| } // namespace net |
| |
| #endif // NET_QUIC_QUIC_CONNECTION_STATS_H_ |