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// 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/quiche/src/quic/core/quic_connection.h"
#include "net/third_party/quiche/src/quic/core/quic_packet_writer.h"
#include "net/third_party/quiche/src/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:
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;
quic::QuicPacketBuffer 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_;
// Whether a write is currently in flight.
bool write_blocked_;
base::WeakPtrFactory<QuicSimpleServerPacketWriter> weak_factory_{this};
DISALLOW_COPY_AND_ASSIGN(QuicSimpleServerPacketWriter);
};
} // namespace net
#endif // NET_TOOLS_QUIC_QUIC_SIMPLE_SERVER_PACKET_WRITER_H_