QUIC: support diversified keys with version 33.

net/quic/crypto/null_decrypter.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/crypto/null_decrypter.h"
 
 #include <stdint.h>
 
 #include "net/quic/quic_bug_tracker.h"
 #include "net/quic/quic_data_reader.h"
 #include "net/quic/quic_utils.h"
 
 using base::StringPiece;
 using std::string;
 
 namespace net {
 
 NullDecrypter::NullDecrypter() {}
 
 bool NullDecrypter::SetKey(StringPiece key) {
   return key.empty();
 }
 
 bool NullDecrypter::SetNoncePrefix(StringPiece nonce_prefix) {
   return nonce_prefix.empty();
 }
 
+bool NullDecrypter::SetPreliminaryKey(StringPiece key) {
+  QUIC_BUG << "Should not be called";
+  return false;
+}
+
+bool NullDecrypter::SetDiversificationNonce(DiversificationNonce nonce) {
+  QUIC_BUG << "Should not be called";
+  return true;
+}
+
 bool NullDecrypter::DecryptPacket(QuicPathId /*path_id*/,
                                   QuicPacketNumber /*packet_number*/,
                                   StringPiece associated_data,
                                   StringPiece ciphertext,
                                   char* output,
                                   size_t* output_length,
                                   size_t max_output_length) {
   QuicDataReader reader(ciphertext.data(), ciphertext.length());
   uint128 hash;
 
@@ skipping 47 matching lines @@
                                    const StringPiece data2) const {
   uint128 correct_hash = QuicUtils::FNV1a_128_Hash_Two(
       data1.data(), data1.length(), data2.data(), data2.length());
   uint128 mask(UINT64_C(0x0), UINT64_C(0xffffffff));
   mask <<= 96;
   correct_hash &= ~mask;
   return correct_hash;
 }
 
 }  // namespace net