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1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "net/quic/quic_spdy_session.h" | 5 #include "net/quic/quic_spdy_session.h" |
6 | 6 |
7 #include <utility> | 7 #include <utility> |
8 | 8 |
9 #include "net/quic/quic_bug_tracker.h" | 9 #include "net/quic/quic_bug_tracker.h" |
10 #include "net/quic/quic_headers_stream.h" | 10 #include "net/quic/quic_headers_stream.h" |
11 | 11 |
12 using base::StringPiece; | 12 using base::StringPiece; |
13 using std::string; | 13 using std::string; |
14 | 14 |
15 namespace net { | 15 namespace net { |
16 | 16 |
17 QuicSpdySession::QuicSpdySession(QuicConnection* connection, | 17 QuicSpdySession::QuicSpdySession(QuicConnection* connection, |
18 const QuicConfig& config) | 18 const QuicConfig& config) |
19 : QuicSession(connection, config) {} | 19 : QuicSession(connection, config), force_hol_blocking_(false) {} |
20 | 20 |
21 QuicSpdySession::~QuicSpdySession() { | 21 QuicSpdySession::~QuicSpdySession() { |
22 // Set the streams' session pointers in closed and dynamic stream lists | 22 // Set the streams' session pointers in closed and dynamic stream lists |
23 // to null to avoid subsequent use of this session. | 23 // to null to avoid subsequent use of this session. |
24 for (auto* stream : *closed_streams()) { | 24 for (auto* stream : *closed_streams()) { |
25 static_cast<QuicSpdyStream*>(stream)->ClearSession(); | 25 static_cast<QuicSpdyStream*>(stream)->ClearSession(); |
26 } | 26 } |
27 for (auto const& kv : dynamic_streams()) { | 27 for (auto const& kv : dynamic_streams()) { |
28 static_cast<QuicSpdyStream*>(kv.second)->ClearSession(); | 28 static_cast<QuicSpdyStream*>(kv.second)->ClearSession(); |
29 } | 29 } |
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146 connection()->CloseConnection(QUIC_INTERNAL_ERROR, error, | 146 connection()->CloseConnection(QUIC_INTERNAL_ERROR, error, |
147 ConnectionCloseBehavior::SILENT_CLOSE); | 147 ConnectionCloseBehavior::SILENT_CLOSE); |
148 } | 148 } |
149 | 149 |
150 void QuicSpdySession::OnConfigNegotiated() { | 150 void QuicSpdySession::OnConfigNegotiated() { |
151 QuicSession::OnConfigNegotiated(); | 151 QuicSession::OnConfigNegotiated(); |
152 if (FLAGS_quic_disable_hpack_dynamic_table && | 152 if (FLAGS_quic_disable_hpack_dynamic_table && |
153 config()->HasClientSentConnectionOption(kDHDT, perspective())) { | 153 config()->HasClientSentConnectionOption(kDHDT, perspective())) { |
154 headers_stream_->DisableHpackDynamicTable(); | 154 headers_stream_->DisableHpackDynamicTable(); |
155 } | 155 } |
| 156 const QuicVersion version = connection()->version(); |
| 157 if (version > QUIC_VERSION_35 && config()->ForceHolBlocking(perspective())) { |
| 158 force_hol_blocking_ = true; |
| 159 // Autotuning makes sure that the headers stream flow control does |
| 160 // not get in the way, and normal stream and connection level flow |
| 161 // control are active anyway. This is really only for the client |
| 162 // side (and mainly there just in tests and toys), where |
| 163 // autotuning and/or large buffers are not enabled by default. |
| 164 headers_stream_->flow_controller()->set_auto_tune_receive_window(true); |
| 165 } |
| 166 } |
| 167 |
| 168 void QuicSpdySession::OnStreamFrameData(QuicStreamId stream_id, |
| 169 const char* data, |
| 170 size_t len, |
| 171 bool fin) { |
| 172 QuicSpdyStream* stream = GetSpdyDataStream(stream_id); |
| 173 if (stream == nullptr) { |
| 174 return; |
| 175 } |
| 176 const QuicStreamOffset offset = |
| 177 stream->flow_controller()->highest_received_byte_offset(); |
| 178 const QuicStreamFrame frame(stream_id, fin, offset, StringPiece(data, len)); |
| 179 DVLOG(1) << "De-encapsulating DATA frame for stream " << stream_id |
| 180 << " offset " << offset << " len " << len << " fin " << fin; |
| 181 OnStreamFrame(frame); |
156 } | 182 } |
157 | 183 |
158 } // namespace net | 184 } // namespace net |
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