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1 // Copyright (c) 2013 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/test_tools/mock_crypto_client_stream.h"
6 
7 #include "net/quic/crypto/quic_decrypter.h"
8 #include "net/quic/quic_client_session_base.h"
9 #include "net/quic/quic_server_id.h"
10 #include "testing/gtest/include/gtest/gtest.h"
11 
12 namespace net {
13 
MockCryptoClientStream(const QuicServerId & server_id,QuicClientSessionBase * session,ProofVerifyContext * verify_context,QuicCryptoClientConfig * crypto_config,HandshakeMode handshake_mode,const ProofVerifyDetails * proof_verify_details)14 MockCryptoClientStream::MockCryptoClientStream(
15     const QuicServerId& server_id,
16     QuicClientSessionBase* session,
17     ProofVerifyContext* verify_context,
18     QuicCryptoClientConfig* crypto_config,
19     HandshakeMode handshake_mode,
20     const ProofVerifyDetails* proof_verify_details)
21     : QuicCryptoClientStream(server_id, session, verify_context,
22                              crypto_config),
23       handshake_mode_(handshake_mode),
24       proof_verify_details_(proof_verify_details) {
25 }
26 
~MockCryptoClientStream()27 MockCryptoClientStream::~MockCryptoClientStream() {
28 }
29 
OnHandshakeMessage(const CryptoHandshakeMessage & message)30 void MockCryptoClientStream::OnHandshakeMessage(
31     const CryptoHandshakeMessage& message) {
32   CloseConnection(QUIC_CRYPTO_MESSAGE_AFTER_HANDSHAKE_COMPLETE);
33 }
34 
CryptoConnect()35 bool MockCryptoClientStream::CryptoConnect() {
36   switch (handshake_mode_) {
37     case ZERO_RTT: {
38       encryption_established_ = true;
39       handshake_confirmed_ = false;
40       session()->connection()->SetDecrypter(QuicDecrypter::Create(kNULL),
41                                             ENCRYPTION_INITIAL);
42       session()->OnCryptoHandshakeEvent(
43           QuicSession::ENCRYPTION_FIRST_ESTABLISHED);
44       break;
45     }
46 
47     case CONFIRM_HANDSHAKE: {
48       encryption_established_ = true;
49       handshake_confirmed_ = true;
50       crypto_negotiated_params_.key_exchange = kC255;
51       crypto_negotiated_params_.aead = kAESG;
52       if (proof_verify_details_) {
53         client_session()->OnProofVerifyDetailsAvailable(*proof_verify_details_);
54       }
55       SetConfigNegotiated();
56       session()->connection()->SetDecrypter(QuicDecrypter::Create(kNULL),
57                                             ENCRYPTION_FORWARD_SECURE);
58       session()->OnCryptoHandshakeEvent(QuicSession::HANDSHAKE_CONFIRMED);
59       break;
60     }
61 
62     case COLD_START: {
63       handshake_confirmed_ = false;
64       encryption_established_ = false;
65       break;
66     }
67   }
68   return true;
69 }
70 
SendOnCryptoHandshakeEvent(QuicSession::CryptoHandshakeEvent event)71 void MockCryptoClientStream::SendOnCryptoHandshakeEvent(
72     QuicSession::CryptoHandshakeEvent event) {
73   encryption_established_ = true;
74   if (event == QuicSession::HANDSHAKE_CONFIRMED) {
75     handshake_confirmed_ = true;
76     SetConfigNegotiated();
77   }
78   session()->OnCryptoHandshakeEvent(event);
79 }
80 
SetConfigNegotiated()81 void MockCryptoClientStream::SetConfigNegotiated() {
82   ASSERT_FALSE(session()->config()->negotiated());
83   QuicTagVector cgst;
84   cgst.push_back(kINAR);
85   cgst.push_back(kQBIC);
86   session()->config()->set_congestion_feedback(cgst, kQBIC);
87   session()->config()->set_idle_connection_state_lifetime(
88       QuicTime::Delta::FromSeconds(2 * kDefaultTimeoutSecs),
89       QuicTime::Delta::FromSeconds(kDefaultTimeoutSecs));
90   session()->config()->set_max_streams_per_connection(
91       2 * kDefaultMaxStreamsPerConnection, kDefaultMaxStreamsPerConnection);
92 
93   CryptoHandshakeMessage msg;
94   session()->config()->ToHandshakeMessage(&msg);
95   string error_details;
96   const QuicErrorCode error =
97       session()->config()->ProcessPeerHello(msg, CLIENT, &error_details);
98   ASSERT_EQ(QUIC_NO_ERROR, error);
99   ASSERT_TRUE(session()->config()->negotiated());
100 }
101 
client_session()102 QuicClientSessionBase* MockCryptoClientStream::client_session() {
103   return reinterpret_cast<QuicClientSessionBase*>(session());
104 }
105 
106 }  // namespace net
107