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Side by Side Diff: net/quic/core/quic_stream.h

Issue 2589983002: Create a QUIC wrapper around scoped_refptr. (Closed)
Patch Set: rm = nullptr Created 4 years ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2012 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 // The base class for client/server QUIC streams. 5 // The base class for client/server QUIC streams.
6 6
7 // It does not contain the entire interface needed by an application to interact 7 // It does not contain the entire interface needed by an application to interact
8 // with a QUIC stream. Some parts of the interface must be obtained by 8 // with a QUIC stream. Some parts of the interface must be obtained by
9 // accessing the owning session object. A subclass of QuicStream 9 // accessing the owning session object. A subclass of QuicStream
10 // connects the object and the application that generates and consumes the data 10 // connects the object and the application that generates and consumes the data
11 // of the stream. 11 // of the stream.
12 12
13 // The QuicStream object has a dependent QuicStreamSequencer object, 13 // The QuicStream object has a dependent QuicStreamSequencer object,
14 // which is given the stream frames as they arrive, and provides stream data in 14 // which is given the stream frames as they arrive, and provides stream data in
15 // order by invoking ProcessRawData(). 15 // order by invoking ProcessRawData().
16 16
17 #ifndef NET_QUIC_CORE_QUIC_STREAM_H_ 17 #ifndef NET_QUIC_CORE_QUIC_STREAM_H_
18 #define NET_QUIC_CORE_QUIC_STREAM_H_ 18 #define NET_QUIC_CORE_QUIC_STREAM_H_
19 19
20 #include <stddef.h> 20 #include <stddef.h>
21 #include <stdint.h> 21 #include <stdint.h>
22 #include <sys/types.h> 22 #include <sys/types.h>
23 23
24 #include <list> 24 #include <list>
25 #include <string> 25 #include <string>
26 26
27 #include "base/macros.h" 27 #include "base/macros.h"
28 #include "base/memory/ref_counted.h"
29 #include "base/strings/string_piece.h" 28 #include "base/strings/string_piece.h"
30 #include "net/base/iovec.h" 29 #include "net/base/iovec.h"
31 #include "net/quic/core/quic_flow_controller.h" 30 #include "net/quic/core/quic_flow_controller.h"
32 #include "net/quic/core/quic_iovector.h" 31 #include "net/quic/core/quic_iovector.h"
33 #include "net/quic/core/quic_packets.h" 32 #include "net/quic/core/quic_packets.h"
34 #include "net/quic/core/quic_stream_sequencer.h" 33 #include "net/quic/core/quic_stream_sequencer.h"
35 #include "net/quic/core/quic_types.h" 34 #include "net/quic/core/quic_types.h"
36 #include "net/quic/platform/api/quic_export.h" 35 #include "net/quic/platform/api/quic_export.h"
36 #include "net/quic/platform/api/quic_reference_counted.h"
37 37
38 namespace net { 38 namespace net {
39 39
40 namespace test { 40 namespace test {
41 class QuicStreamPeer; 41 class QuicStreamPeer;
42 } // namespace test 42 } // namespace test
43 43
44 class QuicSession; 44 class QuicSession;
45 45
46 class QUIC_EXPORT_PRIVATE QuicStream { 46 class QUIC_EXPORT_PRIVATE QuicStream {
(...skipping 130 matching lines...) Expand 10 before | Expand all | Expand 10 after
177 virtual void StopReading(); 177 virtual void StopReading();
178 178
179 // Get peer IP of the lastest packet which connection is dealing/delt with. 179 // Get peer IP of the lastest packet which connection is dealing/delt with.
180 virtual const QuicSocketAddress& PeerAddressOfLatestPacket() const; 180 virtual const QuicSocketAddress& PeerAddressOfLatestPacket() const;
181 181
182 protected: 182 protected:
183 // Sends as much of 'data' to the connection as the connection will consume, 183 // Sends as much of 'data' to the connection as the connection will consume,
184 // and then buffers any remaining data in queued_data_. 184 // and then buffers any remaining data in queued_data_.
185 // If fin is true: if it is immediately passed on to the session, 185 // If fin is true: if it is immediately passed on to the session,
186 // write_side_closed() becomes true, otherwise fin_buffered_ becomes true. 186 // write_side_closed() becomes true, otherwise fin_buffered_ becomes true.
187 void WriteOrBufferData(base::StringPiece data, 187 void WriteOrBufferData(
188 bool fin, 188 base::StringPiece data,
189 scoped_refptr<QuicAckListenerInterface> ack_listener); 189 bool fin,
190 QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener);
190 191
191 // Sends as many bytes in the first |count| buffers of |iov| to the connection 192 // Sends as many bytes in the first |count| buffers of |iov| to the connection
192 // as the connection will consume. 193 // as the connection will consume.
193 // If |ack_listener| is provided, then it will be notified once all 194 // If |ack_listener| is provided, then it will be notified once all
194 // the ACKs for this write have been received. 195 // the ACKs for this write have been received.
195 // Returns the number of bytes consumed by the connection. 196 // Returns the number of bytes consumed by the connection.
196 QuicConsumedData WritevData( 197 QuicConsumedData WritevData(
197 const struct iovec* iov, 198 const struct iovec* iov,
198 int iov_count, 199 int iov_count,
199 bool fin, 200 bool fin,
200 scoped_refptr<QuicAckListenerInterface> ack_listener); 201 QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener);
201 202
202 // Allows override of the session level writev, for the force HOL 203 // Allows override of the session level writev, for the force HOL
203 // blocking experiment. 204 // blocking experiment.
204 virtual QuicConsumedData WritevDataInner( 205 virtual QuicConsumedData WritevDataInner(
205 QuicIOVector iov, 206 QuicIOVector iov,
206 QuicStreamOffset offset, 207 QuicStreamOffset offset,
207 bool fin, 208 bool fin,
208 scoped_refptr<QuicAckListenerInterface> ack_notifier_delegate); 209 QuicReferenceCountedPointer<QuicAckListenerInterface>
210 ack_notifier_delegate);
209 211
210 // Close the write side of the socket. Further writes will fail. 212 // Close the write side of the socket. Further writes will fail.
211 // Can be called by the subclass or internally. 213 // Can be called by the subclass or internally.
212 // Does not send a FIN. May cause the stream to be closed. 214 // Does not send a FIN. May cause the stream to be closed.
213 virtual void CloseWriteSide(); 215 virtual void CloseWriteSide();
214 216
215 bool fin_buffered() const { return fin_buffered_; } 217 bool fin_buffered() const { return fin_buffered_; }
216 218
217 const QuicSession* session() const { return session_; } 219 const QuicSession* session() const { return session_; }
218 QuicSession* session() { return session_; } 220 QuicSession* session() { return session_; }
(...skipping 10 matching lines...) Expand all
229 friend class QuicStreamUtils; 231 friend class QuicStreamUtils;
230 232
231 // Close the read side of the socket. May cause the stream to be closed. 233 // Close the read side of the socket. May cause the stream to be closed.
232 // Subclasses and consumers should use StopReading to terminate reading early. 234 // Subclasses and consumers should use StopReading to terminate reading early.
233 void CloseReadSide(); 235 void CloseReadSide();
234 236
235 // Subclasses and consumers should use reading_stopped. 237 // Subclasses and consumers should use reading_stopped.
236 bool read_side_closed() const { return read_side_closed_; } 238 bool read_side_closed() const { return read_side_closed_; }
237 239
238 struct PendingData { 240 struct PendingData {
239 PendingData(std::string data_in, 241 PendingData(
240 scoped_refptr<QuicAckListenerInterface> ack_listener_in); 242 std::string data_in,
243 QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener_in);
241 ~PendingData(); 244 ~PendingData();
242 245
243 // Pending data to be written. 246 // Pending data to be written.
244 std::string data; 247 std::string data;
245 // Index of the first byte in data still to be written. 248 // Index of the first byte in data still to be written.
246 size_t offset; 249 size_t offset;
247 // AckListener that should be notified when the pending data is acked. 250 // AckListener that should be notified when the pending data is acked.
248 // Can be nullptr. 251 // Can be nullptr.
249 scoped_refptr<QuicAckListenerInterface> ack_listener; 252 QuicReferenceCountedPointer<QuicAckListenerInterface> ack_listener;
250 }; 253 };
251 254
252 // Calls MaybeSendBlocked on the stream's flow controller and the connection 255 // Calls MaybeSendBlocked on the stream's flow controller and the connection
253 // level flow controller. If the stream is flow control blocked by the 256 // level flow controller. If the stream is flow control blocked by the
254 // connection-level flow controller but not by the stream-level flow 257 // connection-level flow controller but not by the stream-level flow
255 // controller, marks this stream as connection-level write blocked. 258 // controller, marks this stream as connection-level write blocked.
256 void MaybeSendBlocked(); 259 void MaybeSendBlocked();
257 260
258 std::list<PendingData> queued_data_; 261 std::list<PendingData> queued_data_;
259 // How many bytes are queued? 262 // How many bytes are queued?
(...skipping 55 matching lines...) Expand 10 before | Expand all | Expand 10 after
315 318
316 // For debugging only, used for busy loop check. 319 // For debugging only, used for busy loop check.
317 size_t busy_counter_; 320 size_t busy_counter_;
318 321
319 DISALLOW_COPY_AND_ASSIGN(QuicStream); 322 DISALLOW_COPY_AND_ASSIGN(QuicStream);
320 }; 323 };
321 324
322 } // namespace net 325 } // namespace net
323 326
324 #endif // NET_QUIC_CORE_QUIC_STREAM_H_ 327 #endif // NET_QUIC_CORE_QUIC_STREAM_H_
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