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Side by Side Diff: net/quic/quic_protocol.h

Issue 178853003: Auotmated rollback of internal changelist 57996291. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 10 months ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef NET_QUIC_QUIC_PROTOCOL_H_ 5 #ifndef NET_QUIC_QUIC_PROTOCOL_H_
6 #define NET_QUIC_QUIC_PROTOCOL_H_ 6 #define NET_QUIC_QUIC_PROTOCOL_H_
7 7
8 #include <stddef.h> 8 #include <stddef.h>
9 #include <limits> 9 #include <limits>
10 #include <map> 10 #include <map>
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53 // Default and initial maximum size in bytes of a QUIC packet. 53 // Default and initial maximum size in bytes of a QUIC packet.
54 const QuicByteCount kDefaultMaxPacketSize = 1200; 54 const QuicByteCount kDefaultMaxPacketSize = 1200;
55 // The maximum packet size of any QUIC packet, based on ethernet's max size, 55 // The maximum packet size of any QUIC packet, based on ethernet's max size,
56 // minus the IP and UDP headers. IPv6 has a 40 byte header, UPD adds an 56 // minus the IP and UDP headers. IPv6 has a 40 byte header, UPD adds an
57 // additional 8 bytes. This is a total overhead of 48 bytes. Ethernet's 57 // additional 8 bytes. This is a total overhead of 48 bytes. Ethernet's
58 // max packet size is 1500 bytes, 1500 - 48 = 1452. 58 // max packet size is 1500 bytes, 1500 - 48 = 1452.
59 const QuicByteCount kMaxPacketSize = 1452; 59 const QuicByteCount kMaxPacketSize = 1452;
60 60
61 // Maximum size of the initial congestion window in packets. 61 // Maximum size of the initial congestion window in packets.
62 const size_t kDefaultInitialWindow = 10; 62 const size_t kDefaultInitialWindow = 10;
63 // TODO(ianswett): Temporarily changed to 10 due to a large number of clients 63 const size_t kMaxInitialWindow = 100;
64 // mistakenly negotiating 100 initially and suffering the consequences.
65 const size_t kMaxInitialWindow = 10;
66 64
67 // Maximum size of the congestion window, in packets, for TCP congestion control 65 // Maximum size of the congestion window, in packets, for TCP congestion control
68 // algorithms. 66 // algorithms.
69 const size_t kMaxTcpCongestionWindow = 200; 67 const size_t kMaxTcpCongestionWindow = 200;
70 68
71 // Don't allow a client to suggest an RTT longer than 15 seconds. 69 // Don't allow a client to suggest an RTT longer than 15 seconds.
72 const size_t kMaxInitialRoundTripTimeUs = 15 * kNumMicrosPerSecond; 70 const size_t kMaxInitialRoundTripTimeUs = 15 * kNumMicrosPerSecond;
73 71
74 // Maximum number of open streams per connection. 72 // Maximum number of open streams per connection.
75 const size_t kDefaultMaxStreamsPerConnection = 100; 73 const size_t kDefaultMaxStreamsPerConnection = 100;
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1005 WriteStatus status; 1003 WriteStatus status;
1006 union { 1004 union {
1007 int bytes_written; // only valid when status is OK 1005 int bytes_written; // only valid when status is OK
1008 int error_code; // only valid when status is ERROR 1006 int error_code; // only valid when status is ERROR
1009 }; 1007 };
1010 }; 1008 };
1011 1009
1012 } // namespace net 1010 } // namespace net
1013 1011
1014 #endif // NET_QUIC_QUIC_PROTOCOL_H_ 1012 #endif // NET_QUIC_QUIC_PROTOCOL_H_
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