net/quic/p2p/quic_p2p_crypto_stream.cc

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/quic/p2p/quic_p2p_crypto_stream.h"
   6
   7 #include "crypto/hkdf.h"
   8 #include "net/quic/crypto/crypto_handshake_message.h"
   9 #include "net/quic/crypto/quic_decrypter.h"
  10 #include "net/quic/crypto/quic_encrypter.h"
  11 #include "net/quic/quic_session.h"
  12
  13 namespace net {
  14
  15 QuicP2PCryptoStream::QuicP2PCryptoStream(QuicSession* session,
  16                                          const QuicP2PCryptoConfig& config)
  17     : QuicCryptoStream(session), config_(config) {}
  18
  19 QuicP2PCryptoStream::~QuicP2PCryptoStream() {}
  20
  21 bool QuicP2PCryptoStream::Connect() {
  22   QuicCryptoNegotiatedParameters crypto_params;
  23   if (!config_.GetNegotiatedParameters(session()->connection()->perspective(),
  24                                        &crypto_params)) {
  25     return false;
  26   }
  27
  28   CrypterPair* crypters = &crypto_params.forward_secure_crypters;
  29
  30   session()->connection()->SetEncrypter(ENCRYPTION_FORWARD_SECURE,
  31                                         crypters->encrypter.release());
  32   session()->connection()->SetDefaultEncryptionLevel(ENCRYPTION_FORWARD_SECURE);
  33   session()->connection()->SetAlternativeDecrypter(
  34       ENCRYPTION_FORWARD_SECURE, crypters->decrypter.release(),
  35       false /* don't latch */);
  36   encryption_established_ = true;
  37   session()->OnCryptoHandshakeEvent(QuicSession::ENCRYPTION_FIRST_ESTABLISHED);
  38   session()->OnConfigNegotiated();
  39   session()->connection()->OnHandshakeComplete();
  40   handshake_confirmed_ = true;
  41   session()->OnCryptoHandshakeEvent(QuicSession::HANDSHAKE_CONFIRMED);
  42
  43   return true;
  44 }
  45
  46 }  // namespace net