Close a QUIC connection if there are too many unfinished streams being

net/quic/quic_protocol.h

 // Copyright (c) 2012 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_PROTOCOL_H_
 #define NET_QUIC_QUIC_PROTOCOL_H_
 
 #include <stddef.h>
 #include <limits>
 #include <map>
@@ skipping 425 matching lines @@
   // Data was sent for a stream which did not exist.
   QUIC_PACKET_FOR_NONEXISTENT_STREAM = 15,
   // The peer is going away.  May be a client or server.
   QUIC_PEER_GOING_AWAY = 16,
   // A stream ID was invalid.
   QUIC_INVALID_STREAM_ID = 17,
   // A priority was invalid.
   QUIC_INVALID_PRIORITY = 49,
   // Too many streams already open.
   QUIC_TOO_MANY_OPEN_STREAMS = 18,
+  // The peer must send a FIN/RST for each stream, and has not been doing so.
+  QUIC_TOO_MANY_UNFINISHED_STREAMS = 66,
   // Received public reset for this connection.
   QUIC_PUBLIC_RESET = 19,
   // Invalid protocol version.
   QUIC_INVALID_VERSION = 20,
 
   // deprecated: QUIC_STREAM_RST_BEFORE_HEADERS_DECOMPRESSED = 21
 
   // The Header ID for a stream was too far from the previous.
   QUIC_INVALID_HEADER_ID = 22,
   // Negotiable parameter received during handshake had invalid value.
@@ skipping 70 matching lines @@
   // A handshake message arrived, but we are still validating the
   // previous handshake message.
   QUIC_CRYPTO_MESSAGE_WHILE_VALIDATING_CLIENT_HELLO = 54,
   // A server config update arrived before the handshake is complete.
   QUIC_CRYPTO_UPDATE_BEFORE_HANDSHAKE_COMPLETE = 65,
   // This connection involved a version negotiation which appears to have been
   // tampered with.
   QUIC_VERSION_NEGOTIATION_MISMATCH = 55,
 
   // No error. Used as bound while iterating.
-  QUIC_LAST_ERROR = 66,
+  QUIC_LAST_ERROR = 67,
 };
 
 struct NET_EXPORT_PRIVATE QuicPacketPublicHeader {
   QuicPacketPublicHeader();
   explicit QuicPacketPublicHeader(const QuicPacketPublicHeader& other);
   ~QuicPacketPublicHeader();
 
   // Universal header. All QuicPacket headers will have a connection_id and
   // public flags.
   QuicConnectionId connection_id;
@@ skipping 509 matching lines @@
   // Stores the sequence numbers of all transmissions of this packet.
   // Can never be null.
   SequenceNumberSet* all_transmissions;
   // In flight packets have not been abandoned or lost.
   bool in_flight;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_