| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_ |
| #define NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_ |
| |
| #include <stddef.h> |
| |
| #include "base/callback.h" |
| #include "base/macros.h" |
| #include "base/memory/weak_ptr.h" |
| #include "net/third_party/quic/core/quic_connection.h" |
| #include "net/third_party/quic/core/quic_packet_writer.h" |
| #include "net/third_party/quic/core/quic_packets.h" |
| |
| namespace quic { |
| class QuicDispatcher; |
| } // namespace quic |
| namespace net { |
| class UDPServerSocket; |
| } // namespace net |
| namespace quic { |
| struct WriteResult; |
| } // namespace quic |
| namespace net { |
| |
| // Chrome specific packet writer which uses a UDPServerSocket for writing |
| // data. |
| class QuicSimpleServerPacketWriter : public quic::QuicPacketWriter { |
| public: |
| typedef base::Callback<void(quic::WriteResult)> WriteCallback; |
| |
| QuicSimpleServerPacketWriter(UDPServerSocket* socket, |
| quic::QuicDispatcher* dispatcher); |
| ~QuicSimpleServerPacketWriter() override; |
| |
| quic::WriteResult WritePacket(const char* buffer, |
| size_t buf_len, |
| const quic::QuicIpAddress& self_address, |
| const quic::QuicSocketAddress& peer_address, |
| quic::PerPacketOptions* options) override; |
| |
| void OnWriteComplete(int rv); |
| |
| // quic::QuicPacketWriter implementation: |
| bool IsWriteBlocked() const override; |
| void SetWritable() override; |
| quic::QuicByteCount GetMaxPacketSize( |
| const quic::QuicSocketAddress& peer_address) const override; |
| bool SupportsReleaseTime() const override; |
| bool IsBatchMode() const override; |
| char* GetNextWriteLocation( |
| const quic::QuicIpAddress& self_address, |
| const quic::QuicSocketAddress& peer_address) override; |
| quic::WriteResult Flush() override; |
| |
| private: |
| UDPServerSocket* socket_; |
| |
| // To be notified after every successful asynchronous write. |
| quic::QuicDispatcher* dispatcher_; |
| |
| // To call once the write completes. |
| WriteCallback callback_; |
| |
| // Whether a write is currently in flight. |
| bool write_blocked_; |
| |
| base::WeakPtrFactory<QuicSimpleServerPacketWriter> weak_factory_; |
| |
| DISALLOW_COPY_AND_ASSIGN(QuicSimpleServerPacketWriter); |
| }; |
| |
| } // namespace net |
| |
| #endif // NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_ |