Allow the number of undecryptable QUIC packets buffered before the

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 <list>
@@ skipping 99 matching lines @@
 
 // The timeout before the handshake succeeds.
 const int64 kInitialIdleTimeoutSecs = 5;
 // The default idle timeout.
 const int64 kDefaultIdleTimeoutSecs = 30;
 // The maximum idle timeout that can be negotiated.
 const int64 kMaximumIdleTimeoutSecs = 60 * 10;  // 10 minutes.
 // The default timeout for a connection until the crypto handshake succeeds.
 const int64 kMaxTimeForCryptoHandshakeSecs = 10;  // 10 secs.
 
+// Default limit on the number of undecryptable packets the connection buffers
+// before the CHLO/SHLO arrive.
+const size_t kDefaultMaxUndecryptablePackets = 10;
+
 // Default ping timeout.
 const int64 kPingTimeoutSecs = 15;  // 15 secs.
 
 // Minimum number of RTTs between Server Config Updates (SCUP) sent to client.
 const int kMinIntervalBetweenServerConfigUpdatesRTTs = 10;
 
 // Minimum time between Server Config Updates (SCUP) sent to client.
 const int kMinIntervalBetweenServerConfigUpdatesMs = 1000;
 
 // The number of open streams that a server will accept is set to be slightly
@@ skipping 954 matching lines @@
   SequenceNumberList* all_transmissions;
   // In flight packets have not been abandoned or lost.
   bool in_flight;
   // True if the packet can never be acked, so it can be removed.
   bool is_unackable;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_PROTOCOL_H_