| OLD | NEW |
| (Empty) |
| 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_PACKET_WRITER_H_ | |
| 6 #define NET_QUIC_QUIC_PACKET_WRITER_H_ | |
| 7 | |
| 8 #include "net/base/ip_endpoint.h" | |
| 9 #include "net/quic/quic_protocol.h" | |
| 10 | |
| 11 namespace net { | |
| 12 | |
| 13 struct WriteResult; | |
| 14 | |
| 15 // An interface between writers and the entity managing the | |
| 16 // socket (in our case the QuicDispatcher). This allows the Dispatcher to | |
| 17 // control writes, and manage any writers who end up write blocked. | |
| 18 class NET_EXPORT_PRIVATE QuicPacketWriter { | |
| 19 public: | |
| 20 virtual ~QuicPacketWriter() {} | |
| 21 | |
| 22 // Sends the packet out to the peer. If the write succeeded, the result's | |
| 23 // status is WRITE_STATUS_OK and bytes_written is populated. If the write | |
| 24 // failed, the result's status is WRITE_STATUS_BLOCKED or WRITE_STATUS_ERROR | |
| 25 // and error_code is populated. | |
| 26 virtual WriteResult WritePacket( | |
| 27 const char* buffer, size_t buf_len, | |
| 28 const IPAddressNumber& self_address, | |
| 29 const IPEndPoint& peer_address) = 0; | |
| 30 | |
| 31 // Returns true if the writer buffers and subsequently rewrites data | |
| 32 // when an attempt to write results in the underlying socket becoming | |
| 33 // write blocked. | |
| 34 virtual bool IsWriteBlockedDataBuffered() const = 0; | |
| 35 | |
| 36 // Returns true if the network socket is not writable. | |
| 37 virtual bool IsWriteBlocked() const = 0; | |
| 38 | |
| 39 // Records that the socket has become writable, for example when an EPOLLOUT | |
| 40 // is received or an asynchronous write completes. | |
| 41 virtual void SetWritable() = 0; | |
| 42 }; | |
| 43 | |
| 44 } // namespace net | |
| 45 | |
| 46 #endif // NET_QUIC_QUIC_PACKET_WRITER_H_ | |
| OLD | NEW |