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1 // Copyright 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 #ifndef NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_ | |
6 #define NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_ | |
7 | |
8 #include "base/basictypes.h" | |
9 #include "base/memory/weak_ptr.h" | |
10 #include "net/base/ip_endpoint.h" | |
11 #include "net/quic/quic_connection.h" | |
12 #include "net/quic/quic_packet_writer.h" | |
13 #include "net/quic/quic_protocol.h" | |
14 #include "net/udp/datagram_client_socket.h" | |
15 | |
16 namespace net { | |
17 | |
18 struct WriteResult; | |
19 | |
20 // Chrome specific packet writer which uses a DatagramClientSocket for writing | |
21 // data. | |
22 class NET_EXPORT_PRIVATE QuicDefaultPacketWriter : public QuicPacketWriter { | |
23 public: | |
24 QuicDefaultPacketWriter(); | |
25 explicit QuicDefaultPacketWriter(DatagramClientSocket* socket); | |
26 ~QuicDefaultPacketWriter() override; | |
27 | |
28 // QuicPacketWriter | |
29 WriteResult WritePacket(const char* buffer, | |
30 size_t buf_len, | |
31 const IPAddressNumber& self_address, | |
32 const IPEndPoint& peer_address) override; | |
33 bool IsWriteBlockedDataBuffered() const override; | |
34 bool IsWriteBlocked() const override; | |
35 void SetWritable() override; | |
36 | |
37 void OnWriteComplete(int rv); | |
38 void SetConnection(QuicConnection* connection) { | |
39 connection_ = connection; | |
40 } | |
41 | |
42 protected: | |
43 void set_write_blocked(bool is_blocked) { | |
44 write_blocked_ = is_blocked; | |
45 } | |
46 | |
47 private: | |
48 DatagramClientSocket* socket_; | |
49 QuicConnection* connection_; | |
50 | |
51 // Whether a write is currently in flight. | |
52 bool write_blocked_; | |
53 | |
54 base::WeakPtrFactory<QuicDefaultPacketWriter> weak_factory_; | |
55 | |
56 DISALLOW_COPY_AND_ASSIGN(QuicDefaultPacketWriter); | |
57 }; | |
58 | |
59 } // namespace net | |
60 | |
61 #endif // NET_QUIC_QUIC_DEFAULT_PACKET_WRITER_H_ | |
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