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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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