QUIC: support diversified keys with version 33.

net/quic/quic_connection.cc

 // 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.
 
 #include "net/quic/quic_connection.h"
 
 #include <string.h>
 #include <sys/types.h>
 
 #include <algorithm>
@@ skipping 606 matching lines @@
     ++stats_.packets_dropped;
     return false;
   }
 
   return true;
 }
 
 void QuicConnection::OnDecryptedPacket(EncryptionLevel level) {
   last_decrypted_packet_level_ = level;
   last_packet_decrypted_ = true;
+
   // If this packet was foward-secure encrypted and the forward-secure encrypter
   // is not being used, start using it.
   if (encryption_level_ != ENCRYPTION_FORWARD_SECURE &&
       has_forward_secure_encrypter_ && level == ENCRYPTION_FORWARD_SECURE) {
     SetDefaultEncryptionLevel(ENCRYPTION_FORWARD_SECURE);
   }
 }
 
 bool QuicConnection::OnPacketHeader(const QuicPacketHeader& header) {
   if (debug_visitor_ != nullptr) {
@@ skipping 1198 matching lines @@
         packet_number_of_last_sent_packet_ +
         // 3 times the current congestion window (in slow start) should cover
         // about two full round trips worth of packets, which should be
         // sufficient.
         3 *
             sent_packet_manager_.EstimateMaxPacketsInFlight(
                 max_packet_length());
   }
 }
 
+void QuicConnection::SetDiversificationNonce(const DiversificationNonce nonce) {
+  DCHECK_EQ(Perspective::IS_SERVER, perspective_);
+  packet_generator_.SetDiversificationNonce(nonce);
+}
+
 void QuicConnection::SetDefaultEncryptionLevel(EncryptionLevel level) {
   encryption_level_ = level;
   packet_generator_.set_encryption_level(level);
 }
 
 void QuicConnection::SetDecrypter(EncryptionLevel level,
                                   QuicDecrypter* decrypter) {
   framer_.SetDecrypter(level, decrypter);
 }
 
@@ skipping 501 matching lines @@
 }
 
 StringPiece QuicConnection::GetCurrentPacket() {
   if (current_packet_data_ == nullptr) {
     return StringPiece();
   }
   return StringPiece(current_packet_data_, last_size_);
 }
 
 }  // namespace net